阅读说明：本技术 断路器的电机装配生产线 (Motor assembly production line of circuit breaker ) 是由 吴传渠 于 2020-12-30 设计创作，主要内容包括：本申请涉及一种断路器的电机装配生产线,其包括工作台,所述工作台上设有用于将一个轴用卡簧装配至转轴上的第一装配机构、用于将电机前端盖、前端盖轴承和弹性挡圈装配至转轴上的第二装配机构、用于将转子装入定子,再装配另一个轴用卡簧并将电机前端盖和后端盖支架栓接的第三装配机构。本申请具有减小工人劳动强度,提高装配效率的优点。(The application relates to a motor assembly line of circuit breaker, it includes the workstation, be equipped with on the workstation and be used for assembling a epaxial first assembly devices, be used for assembling motor front end housing, front end housing bearing and circlip to epaxial second assembly devices, be used for the stator of packing into the rotor with a shaft circlip, the third assembly devices of another epaxial jump ring of repacking and with motor front end housing and rear end cap support bolt. This application has the advantage that reduces workman intensity of labour, improves assembly efficiency.)

1. The utility model provides a motor assembly line of circuit breaker which characterized in that: including workstation (1), be equipped with on workstation (1) and be used for assembling a first assembly devices on pivot (11) with jump ring (12), be used for assembling motor front end housing (13), front end housing bearing (14) and circlip (15) second assembly devices on pivot (11), be used for stator (16) of packing into the rotor, the third assembly devices of another jump ring (12) for the axle of reassembling and with motor front end housing (13) and rear end housing support (17) bolt.

2. The circuit breaker motor assembly line of claim 1, wherein: the first assembly mechanism comprises a first bearing mechanism and a clamp spring assembly mechanism, the first bearing mechanism comprises a first positioning block (403), and a first accommodating cavity (404) for placing a front end cover rotor is formed in the first positioning block (403);

the clamp spring assembling mechanism comprises an installation part, the installation part comprises a second support (430) connected to the workbench (1), a fourth cylinder (444) connected to the second support (430), a fifth fixing plate (431) connected to a piston rod of the fourth cylinder (444), a sixth fixing plate (432) connected to the fifth fixing plate (431), a fifth cylinder (433) connected to the sixth fixing plate (432), and a top block (434) connected to a piston rod of the fifth cylinder (433), wherein the two opposite sides of the sixth fixing plate (432) are respectively connected with a seventh fixing plate (435), an eighth fixing plate (436) is connected between the two seventh fixing plates (435), one side of the eighth fixing plate (436) back to the sixth fixing plate (432) is slidably connected with a retainer ring sliding block (437), the retainer ring sliding block (437) is positioned below the top block (434), and the top ends of the opposite side walls of the two retainer ring sliding blocks (437) are respectively provided with an inclined surface (438) for abutting against, the distance between two conflict inclined planes (438) diminishes gradually along the direction from last down, is connected with a jump ring splint (439) on two retaining ring slider (437) respectively, be connected with bolt (440) that are used for inserting in mounting hole (19) on jump ring splint (439), it has reset pressure spring (443) to prop up between retaining ring slider (437) and the seventh fixed plate (435) that corresponds.

3. The circuit breaker motor assembly line of claim 1, wherein: the second assembling mechanism comprises a second bearing mechanism and a motor front end cover (13) assembling mechanism, and the motor front end cover (13) assembling mechanism comprises a front end cover bearing (14) assembling component, an elastic retainer ring (15) assembling component and a front end cover assembling component;

the second bearing mechanism comprises a second positioning block (603), and a second accommodating cavity (604) for placing a front end cover rotor or a motor front end cover (13) is formed in the second positioning block (603);

the front end cover bearing (14) assembling assembly comprises a cylinder support III (630) connected to the workbench (1), an eighth cylinder (633) arranged on the cylinder support III (630), a thirteenth fixing plate (634) connected to a piston rod of the eighth cylinder (633), a fourteenth fixing plate (635) connected to the thirteenth fixing plate (634), and a three-jaw cylinder (636) connected to the fourteenth fixing plate (635), wherein clamping jaws of the three-jaw cylinder (636) face the ground;

the assembly component of the elastic retainer ring (15) comprises a cylinder support four (640) connected to the workbench (1), a ninth cylinder (643) arranged on the cylinder support four (640), a fifteenth fixing plate (644) connected to a piston rod of the ninth cylinder (643), a fixing seat (645) connected to the fifteenth fixing plate (644), and a third clamping jaw cylinder (646) connected to the fixing seat (645), wherein a bearing seat (647) is bolted on the fixing seat (645), the bearing seat (647) is higher than the third clamping jaw cylinder (646), a tenth cylinder (648) is connected to the bearing seat (647), a piston rod of the tenth cylinder (648) points to the ground, and a magnetic top sleeve (649) is connected to a piston rod of the tenth cylinder (648);

front end housing assembly is including connecting third support (650) on workstation (1), connecting on third support (650) and vertical setting first mounting panel (651), the both ends of first mounting panel (651) are connected with second mounting panel (652) respectively, rotate between two second mounting panels (652) and wear to be equipped with vertical setting first lead screw (653), be connected with third motor (654) on second mounting panel (652), the output shaft coaxial coupling of third motor (654) is in the one end of first lead screw (653), the cover is equipped with mount pad (655) on first lead screw (653), mount pad (655) and first lead screw (653) screw-thread fit, mount pad (655) are hugged closely with first mounting panel (651), be equipped with fourth clamping jaw cylinder (657) on mount pad (655).

4. The circuit breaker motor assembly line of claim 1, wherein: the third assembly mechanism comprises a third bearing mechanism and a stator and rotor assembly mechanism, the stator and rotor assembly mechanism comprises a press-mounting mechanism and a screw screwing mechanism, and a group of clamp spring assembly mechanisms is arranged beside the press-mounting mechanism;

the third bearing mechanism comprises a third positioning block (803), and a placing groove (804) for placing the rear end cover bracket (17) is formed in the third positioning block (803);

the press-fitting mechanism comprises a cylinder fixing frame (810) connected to the workbench (1) and a twelfth cylinder (811) connected to the cylinder fixing frame (810), a piston rod of the twelfth cylinder (811) points to the ground, and a piston rod of the twelfth cylinder (811) penetrates through the cylinder fixing frame (810) and is connected with a mandril (812);

the screwing mechanism comprises a screw fixing frame (820) connected to the workbench (1), a thirteenth air cylinder (825) arranged on the screw fixing frame (820), an eighteenth fixing plate (826) fixedly connected to a piston rod of the thirteenth air cylinder (825), a screw machine hanging plate (827) connected to the eighteenth fixing plate (826), and a fourteenth air cylinder (828) connected to the screw machine hanging plate (827), wherein a piston rod of the fourteenth air cylinder (828) points to the ground and is connected with an electric screwdriver fixing block (829), and a carbon brush electric screwdriver (830) is installed on the electric screwdriver fixing block (829);

screw mechanism is still including connecting clamp mouth fixed block (831) on screw machine link plate (827), it has pilot hole (832) to open vertically on clamp mouth fixed block (831), the sword of criticizing of carbon brush electricity batch (830) slides and wears to establish in pilot hole (832), one side integrated into one piece of clamp mouth fixed block (831) has pipe chute (833), and pipe chute (833) and pilot hole (832) communicate with each other, and pipe chute (833) intercommunication has the screw feeder, clamp mouth fixed block (831) are fixed on hand and are worn to be equipped with two fixed pins (834), it is equipped with clamp splice (835) to rotate the cover on fixed pin (834), open one side of clamp splice (835) relative clamp splice (831) and let position mouth (836), the one end of clamp splice (835) is rotated and is connected in letting position mouth (836), and the top props elasticity pressure spring (837) between the other end and clamp mouth fixed block (831).

5. The circuit breaker motor assembly line of claim 1, wherein: still be equipped with first translation mechanism on workstation (1), first translation mechanism is located between first assembly devices and the second translation mechanism, the second translation mechanism is including connecting cylinder support (50) on workstation (1), connecting first electric jar (51) on cylinder support (50), setting up in sixth cylinder (52) of first electric jar (51) slider, the directional ground and the fixedly connected with ninth fixed plate (53) of piston rod of sixth cylinder (52), be connected with tenth fixed plate (54) on ninth fixed plate (53), be connected with first clamping jaw cylinder (55) on tenth fixed plate (54).

6. The circuit breaker motor assembly line of claim 1, wherein: the workbench (1) is further provided with a second translation mechanism, the second translation mechanism is located between a second assembly mechanism and a third assembly mechanism, the second translation mechanism comprises a cylinder support fifth (71) connected to the workbench (1), a fifth electric cylinder (72) connected to the cylinder support fifth (71), and an eleventh air cylinder (74) arranged on a slider of the fifth electric cylinder (72), a piston rod of the eleventh air cylinder (74) points to the ground and is fixedly connected with a sixteenth fixing plate (75), the sixteenth fixing plate (75) is connected with a seventeenth fixing plate (76), and the seventeenth fixing plate (76) is connected with a fifth clamping jaw air cylinder (77).

7. The circuit breaker motor assembly line of claim 4, wherein: the workpiece pressing device is characterized in that a pressing mechanism is further arranged on the workbench (1), the pressing mechanism is arranged below the fourteenth air cylinder (828), the pressing mechanism comprises a first support frame (91) connected to the workbench (1) and a fifteenth air cylinder (92) bolted to the first support frame (91), a piston rod of the fifteenth air cylinder (92) faces away from the ground, and a piston rod of the fifteenth air cylinder (92) is connected with a pressing block (93) used for pressing parts.

8. The circuit breaker motor assembly line of claim 7, wherein: still be equipped with lubricated mechanism on workstation (1), lubricated mechanism sets up by twisting screw mechanism, lubricated mechanism is including connecting second support frame (101) on workstation (1), connecting lubricating grease case (102) on second support frame (101).

Technical Field

The application relates to the field of circuit breakers, in particular to a motor assembly production line of a circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying and opening/closing a current under a normal circuit condition and closing, carrying and opening/closing a current under an abnormal circuit condition within a prescribed time.

The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and parts do not need to be changed after fault current is cut off, so that the circuit breaker is widely applied.

In the related art, referring to fig. 1, a circuit breaker includes a front end cover rotor, a shaft clamp spring 12, a motor front end cover 13, a front end cover bearing 14, an elastic retainer ring 15, a stator 16, and a rear end cover bracket 17. The front end cover rotor comprises a rotating shaft 11, two annular limiting grooves 18 are formed in the rotating shaft 11, a shaft clamp spring 12 is clamped on the rotating shaft 11, the shaft clamp spring 12 is located in the limiting grooves 18, the shaft clamp spring 12 is fracture-shaped, mounting holes 19 are formed in two ends of a fracture respectively, a front end cover bearing 14 is installed on the rotating shaft 11, the front end cover bearing 14 is located between the two shaft clamp springs 12, the front end cover bearing 14 is installed on one side of a motor front end cover 13, an elastic check ring 15 is installed in the motor front end cover 13 and located between the front end cover bearing 14 and the shaft clamp spring 12, a stator 16 is sleeved on the front end cover rotor, the motor front end cover 13 is bolted with a rear end cover support 17, and the stator 16 is clamped between the motor front end cover 13 and the rear end cover support 17.

In view of the above-mentioned related art, the inventor believes that in an actual production process, the assembly of the circuit breaker is manually performed by a worker, and the manual assembly process causes high labor intensity of workers, and meanwhile, the assembly efficiency is low, which has obvious disadvantages.

Disclosure of Invention

In order to reduce workman intensity of labour, improve assembly efficiency, this application provides a motor assembly production line of circuit breaker.

The application provides a motor assembly line of circuit breaker adopts following technical scheme:

the utility model provides a motor assembly line of circuit breaker, includes the workstation, be equipped with on the workstation and be used for assembling a epaxial first assembly devices of circlip for the axle, be used for assembling epaxial second assembly devices of epaxial, being used for the stator of packing into with the rotor with motor front end housing, front end housing bearing and circlip, the third assembly devices of another epaxial circlip of reassembling and with motor front end housing and rear end cap support bolt.

By adopting the technical scheme, the first assembling mechanism can assemble the snap spring for one shaft on the rotating shaft, the second assembling mechanism is used for assembling the front end cover bearing and the elastic check ring into the motor front end cover, then the motor front end cover is installed on the rotating shaft, the third assembling mechanism is used for assembling the snap spring for the second shaft onto the rotating shaft, then the motor front end cover and the rear end cover support are bolted, the mechanical assembly of the circuit breaker is realized, an operator only needs to supplement parts and move the parts at regular time, the labor intensity of the worker is reduced, and the assembling efficiency is improved.

Optionally, the first assembling mechanism comprises a first bearing mechanism and a clamp spring assembling mechanism, the first bearing mechanism comprises a first positioning block, and a first accommodating cavity for accommodating the front end cover rotor is formed in the first positioning block;

the clamp spring assembling mechanism comprises an installation part, the installation part comprises a second support connected to the workbench, a fourth air cylinder connected to the second support, a fifth fixing plate connected to a piston rod of the fourth air cylinder, a sixth fixing plate connected to the fifth fixing plate, a fifth air cylinder connected to the sixth fixing plate, and a top block connected to a piston rod of the fifth air cylinder, wherein the two opposite sides of the sixth fixing plate are respectively connected with a seventh fixing plate, an eighth fixing plate is connected between the two seventh fixing plates, one side of the eighth fixing plate, which is back to the sixth fixing plate, is slidably connected with a retainer ring sliding block, the retainer ring sliding block is positioned below the top block, the top ends of the opposite side walls of the two retainer ring sliding blocks are respectively provided with a collision inclined plane, the distance between the two collision inclined planes is gradually reduced along the direction from top to bottom, and the two, the clamp spring clamping plate is connected with a bolt inserted into the mounting hole, and a reset pressure spring is supported between the retainer ring sliding block and the corresponding seventh fixing plate.

By adopting the technical scheme, an operator places the front end cover rotor in the first accommodating cavity, then the first positioning block is moved to the mounting part, then an operator manually moves the retainer ring for the shaft to the clamp plate of the clamp spring, so that the bolt is inserted into the two mounting holes on the retainer ring for the shaft, then the fifth cylinder is started, the piston rod of the fifth cylinder drives the ejector block to move downwards, the ejector block props open the two retainer ring slide blocks through the abutting inclined plane, the two retainer ring slide blocks are mutually far away, the shaft can be broken off by the clamp spring through the two bolts, the shaft is deformed by the clamp spring, the fourth cylinder is started, the piston rod of the fourth cylinder extends out, the bolt can drive the clamp spring for the shaft to move to the position, opposite to the limiting groove, on the rotating shaft, the piston rod of the fifth air cylinder retracts, the reset pressure spring pushes the retainer ring sliding block to reset, and the clamp spring for the shaft restores to a normal shape and is clamped into the limiting groove, so that the rotating shaft and the clamp spring for the shaft are assembled. And a piston rod of the fourth cylinder retracts to drive the bolt to reset.

Optionally, the second assembling mechanism includes a second bearing mechanism and a motor front end cover assembling mechanism, and the motor front end cover assembling mechanism includes a front end cover bearing assembling component, an elastic retainer assembling component and a front end cover assembling component;

the second bearing mechanism comprises a second positioning block, and a second accommodating cavity for placing a front end cover rotor or a front end cover of the motor is formed in the second positioning block;

the front end cover bearing assembly component comprises a cylinder support III connected to the workbench, an eighth cylinder arranged on the cylinder support III, a thirteenth fixing plate connected to a piston rod of the eighth cylinder, a fourteenth fixing plate connected to the thirteenth fixing plate, and a three-jaw cylinder connected to the fourteenth fixing plate, wherein clamping jaws of the three-jaw cylinder face the ground;

the elastic retainer ring assembly comprises a cylinder support IV connected to the workbench, a ninth cylinder arranged on the cylinder support IV, a fifteenth fixing plate connected to a piston rod of the ninth cylinder, a fixing seat connected to the fifteenth fixing plate, and a third clamping jaw cylinder connected to the fixing seat, wherein a bearing seat is bolted on the fixing seat and is higher than the third clamping jaw cylinder, a tenth cylinder is connected to the bearing seat, a piston rod of the tenth cylinder points to the ground, and a magnetic top sleeve is connected to a piston rod of the tenth cylinder;

front end housing assembly includes the third support of connection on the workstation, connects on the third support and the first mounting panel of vertical setting, the both ends of first mounting panel are connected with the second mounting panel respectively, rotate the first lead screw of wearing to be equipped with vertical setting between two second mounting panels, be connected with the third motor on the second mounting panel, the output shaft coaxial coupling of third motor is in the one end of first lead screw, the cover is equipped with the mount pad on the first lead screw, mount pad and first lead screw thread fit, the mount pad is hugged closely with first mounting panel, be equipped with fourth clamping jaw cylinder on the mount pad.

By adopting the technical scheme, an operator manually puts the front end cover of the motor into the second containing cavity, then moves the second positioning block to the front end cover bearing assembly, manually moves the front end cover bearing to the three-jaw cylinder and clamps the front end cover bearing through the three-jaw cylinder, starts the piston rods of the eighth cylinder and the eighth cylinder to extend out, so as to drive the thirteenth fixing plate and the fourteenth fixing plate to move, the fourteenth fixing plate loads the front end cover bearing into the front end cover of the motor through the three-jaw cylinder, then the piston rod of the eighth cylinder retracts, and the three-jaw cylinder resets;

an operator continues to move the second positioning block to the elastic check ring assembly, the elastic check ring is manually close to the top sleeve, the top sleeve adsorbs the elastic check ring through magnetism, a piston rod of the ninth cylinder extends out, the fifteenth fixing plate drives the third clamping jaw and the tenth cylinder to move downwards through the fixing seat, the piston rod of the tenth cylinder extends out, the elastic check ring is installed into the front end cover of the motor through the top sleeve, and when the piston rod of the tenth cylinder retracts, the third clamping jaw cylinder clamps the top sleeve, so that the possibility that the elastic check ring is pulled out of the front end cover of the motor again through the top sleeve is reduced;

an operator continues to move the second positioning block to the front end cover assembly, the front end cover of the motor, in which the front end cover bearing and the elastic check ring are installed, is clamped in the fourth clamping jaw cylinder, then the front end cover rotor, in which the shaft clamp spring is installed, is placed in the second positioning block, the third motor is started, the output shaft of the third motor rotates to drive the first screw rod to rotate, the mounting seat moves up and down through the threaded fit with the first screw rod, when the mounting seat moves downwards, the fourth clamping jaw cylinder is driven to move downwards, the fourth clamping jaw cylinder assembles the front end cover of the motor, in which the front end cover bearing and the elastic check ring are installed, onto the front end cover rotor, and therefore the assembly of the elastic check ring, the front end cover bearing and the front end cover of the motor on the front end cover rotor is achieved.

Optionally, the third assembly mechanism comprises a third bearing mechanism and a stator and rotor assembly mechanism, the stator and rotor assembly mechanism comprises a press-fitting mechanism and a screw screwing mechanism, and a group of clamp spring assembly mechanisms is arranged beside the press-fitting mechanism;

the third bearing mechanism comprises a third positioning block, and a placing groove for placing the rear end cover support is formed in the third positioning block;

the press-mounting mechanism comprises a cylinder fixing frame connected to the workbench and a twelfth cylinder connected to the cylinder fixing frame, a piston rod of the twelfth cylinder points to the ground, and the piston rod of the twelfth cylinder penetrates through the cylinder fixing frame and is connected with a push rod;

the screw twisting mechanism comprises a screw fixing frame connected to the workbench, a thirteenth air cylinder arranged on the screw fixing frame, an eighteenth fixing plate fixedly connected to a piston rod of the thirteenth air cylinder, a screw machine hanging plate connected to the eighteenth fixing plate, and a fourteenth air cylinder connected to the screw machine hanging plate, wherein a piston rod of the fourteenth air cylinder points to the ground and is connected with an electric screwdriver fixing block, and a carbon brush electric screwdriver is installed on the electric screwdriver fixing block;

screw mechanism is still including connecting the clamp mouth fixed block on the screw machine link plate to twist, vertical opening has the pilot hole on the clamp mouth fixed block, the sword of criticizing of carbon brush electricity is criticized slides and is worn to establish in the pilot hole, one side integrated into one piece of clamp mouth fixed block has the pipe chute, and the pipe chute communicates with each other with the pilot hole, and the pipe chute intercommunication has screw feed machine, the clamp mouth fixed block is fixed on hand and is worn to be equipped with two fixed pins, it is equipped with the clamp splice to rotate the cover on the fixed pin, open one side of the relative clamp splice of clamp mouth fixed block and have let the position mouth, the one end of clamp splice is rotated and is connected in the position of stepping down, and the other end props.

Through adopting above-mentioned technical scheme, operating personnel puts into the third locating piece with the stator, then put into the stator with the front end housing rotor of adorning circlip, front end housing bearing, motor front end housing, then manual move the third locating piece to the other jump ring assembly devices department of pressure equipment mechanism, install the jump ring for the second axle on the rotor, then move the third locating piece to pressure equipment mechanism department, start the twelfth cylinder, the piston rod of twelfth cylinder stretches out, with this ejector pin downstream, thereby impress the front end housing rotor in the stator, after the piston rod withdrawal of twelfth cylinder, operating personnel manually moves the third locating piece to twisting screw mechanism department. At first start the fourteenth cylinder, the piston rod of fourteenth cylinder drives carbon brush electricity and criticizes upward movement, carbon brush electricity criticize the communicating department of pipe chute and pilot hole and give way, then screw feeder adds the screw to the pilot hole through the pipe chute, the piston rod of fourteenth cylinder stretches out, criticize the sword conflict screw with this carbon brush electricity, start the thirteenth cylinder, the piston rod of thirteenth cylinder stretches out, eighteenth fixed plate passes through the screw machine link plate and drives fourteenth cylinder and carbon brush electricity criticize downward movement, clamp splice and motor front end housing cooperation, take place to rotate on the fixed pin with this clamp splice, two clamp splices the screw, start carbon brush electricity criticize this moment, carbon brush electricity criticize with the screw fastening between motor front end housing and rear end housing support.

Optionally, a first translation mechanism is further arranged on the workbench, the first translation mechanism is located between the first assembly mechanism and the second translation mechanism, the second translation mechanism comprises a first air cylinder support connected to the workbench, a first electric cylinder connected to the first air cylinder support, and a sixth air cylinder arranged on a first electric cylinder sliding block, a piston rod of the sixth air cylinder points to the ground and is fixedly connected with a ninth fixing plate, the ninth fixing plate is connected with a tenth fixing plate, and the tenth fixing plate is connected with a first clamping jaw air cylinder.

Through adopting above-mentioned technical scheme, first clamping jaw cylinder can realize getting the clamp of part and realize going up and down through the sixth cylinder, then realizes the translation through first electric jar to this realizes the removal of part through mechanical mode, has reduced operation workman's intensity of labour.

Optionally, a second translation mechanism is further arranged on the workbench, the second translation mechanism is located between the second assembly mechanism and the third assembly mechanism, the second translation mechanism comprises a cylinder support fifth connected to the workbench, a fifth electric cylinder connected to the cylinder support fifth, and an eleventh air cylinder arranged on a fifth electric cylinder slider, a piston rod of the eleventh air cylinder points to the ground and is fixedly connected with a sixteenth fixing plate, the sixteenth fixing plate is connected with a seventeenth fixing plate, and the seventeenth fixing plate is connected with a fifth clamping jaw air cylinder.

Through adopting above-mentioned technical scheme, the fifth clamping jaw can realize getting the clamp of part and realize going up and down through the eleventh cylinder, then realizes the translation through the fifth electric jar to this realizes the removal of part through mechanical mode, has reduced operation workman's intensity of labour.

Optionally, a material pressing mechanism is further arranged on the workbench, the material pressing mechanism is arranged below the fourteenth air cylinder, the material pressing mechanism comprises a first support frame connected to the workbench and a fifteenth air cylinder bolted to the first support frame, a piston rod of the fifteenth air cylinder faces back to the ground, and a press block used for pressing the part is connected to the piston rod of the fifteenth air cylinder.

Through adopting above-mentioned technical scheme, compress tightly the part when twisting the screw through swager to this has reduced the screw in-process, and the part takes place the possibility of removing.

Optionally, still be equipped with lubricated mechanism on the workstation, lubricated mechanism sets up by twisting screw mechanism, lubricated mechanism is including connecting second support frame on the workstation, connecting the lubricating grease case on the second support frame.

Through adopting above-mentioned technical scheme, among the screw work engineering of twisting, can insert the batch sword of carbon brush electricity batch in the lubricating grease case, criticize the sword and can be infected with lubricating grease to this batch sword more smooth and easy when wearing to establish in the mounting hole.

To sum up, the application comprises the following beneficial technical effects: the first assembly mechanism can assemble a shaft snap spring on the rotating shaft, the second assembly mechanism assembles a front end cover bearing and an elastic check ring into the motor front end cover, then the motor front end cover is installed on the rotating shaft, the third assembly mechanism assembles the second shaft snap spring onto the rotating shaft, then the motor front end cover and the rear end cover support are bolted, mechanical assembly of the circuit breaker is achieved, an operator only needs to supplement parts and move the parts regularly, labor intensity of the operator is reduced, and meanwhile assembly efficiency is improved.

Drawings

FIG. 1 is an assembly view for showing the connection relationship among a rotor of a front end cover, a front end cover of a motor and a stator in the background art;

FIG. 2 is a schematic structural diagram for embodying the present application;

FIG. 3 is a schematic structural diagram of a first carrier tray used in an embodiment of the present application;

FIG. 4 is a schematic structural view of a first bracket used in embodiments embodying the present application;

FIG. 5 is an exploded view of a second fixing plate, a fourth fixing plate and a third cylinder for illustrating the connection relationship among the embodiments of the present application;

FIG. 6 is an exploded view of the clamp spring clamp plate, the retainer ring slide block and the seventh fixing plate according to the embodiment of the present disclosure;

FIG. 7 is a schematic structural diagram of a second carrier tray used in embodiments of the present application;

FIG. 8 is a schematic structural view of a cylinder block III for embodying the embodiment of the present application;

FIG. 9 is a schematic structural view of a cylinder mount IV for embodying the embodiment of the present application;

FIG. 10 is a schematic structural view of a third bracket for use in embodying embodiments of the present application;

FIG. 11 is a schematic structural view of a cylinder block V for embodying the embodiment of the present application;

FIG. 12 is a schematic structural diagram of a third carrier tray for embodying embodiments of the present application;

FIG. 13 is an exploded view of the screw slider plate, the thirteenth cylinder, the eighteenth fixing plate and the hanging plate of the screw machine according to the embodiment of the present application;

fig. 14 is an exploded view for showing the connection relationship between the inclined tube, the fixing pin and the clamping block in the embodiment of the present application.

Description of reference numerals: 1. a work table; 2. a material storage box; 3. blocking strips; 401. a first motor; 402. a first carrier tray; 403. a first positioning block; 404. a first accommodating chamber; 410. a first cylinder; 411. a first bracket; 412. a second cylinder; 413. a first fixing plate; 414. a second fixing plate; 415. a third fixing plate; 416. a fourth fixing plate; 417. a third cylinder; 418. a discharging groove; 419. a discharge chute; 420. pushing the strips; 421. a bifurcated block; 422. a slide bar; 423. a slide rail; 430. a second bracket; 431. a fifth fixing plate; 432. a sixth fixing plate; 433. a fifth cylinder; 434. a top block; 435. a seventh fixing plate; 436. an eighth fixing plate; 437. a retainer ring slide block; 438. abutting against the inclined plane; 439. a clamp spring clamp plate; 440. a bolt; 441. a convex strip; 442. a sliding groove; 443. resetting the pressure spring; 444. a fourth cylinder; 50. a first cylinder support; 51. a first electric cylinder; 52. a sixth cylinder; 53. a ninth fixing plate; 54. a tenth fixing plate; 55. a first jaw cylinder; 601. a second motor; 602. a second carrier tray; 603. a second positioning block; 604. a second accommodating chamber; 610. a carrier plate; 611. a vibrating pan; 620. a cylinder support II; 621. a second electric cylinder; 622. a first side sliding table moving seat; 623. a seventh cylinder; 624. an eleventh fixing plate; 625. a twelfth fixing plate; 626. a second jaw cylinder; 630. a cylinder support III; 631. a third electric cylinder; 632. a second side sliding table moving seat; 633. an eighth cylinder; 634. a thirteenth fixing plate; 635. a fourteenth fixing plate; 636. a three-jaw cylinder; 640. a cylinder support saddle IV; 641. a fourth electric cylinder; 642. a third side sliding table moving seat; 643. a ninth cylinder; 644. a fifteenth fixing plate; 645. a fixed seat; 646. a third jaw cylinder; 647. a bearing seat; 648. a tenth cylinder; 649. jacking and sleeving; 650. a third support; 651. a first mounting plate; 652. a second mounting plate; 653. a first lead screw; 654. a third motor; 655. a mounting seat; 656. turning over the air cylinder; 657. a fourth jaw cylinder; 71. a cylinder support seat V; 72. a fifth electric cylinder; 73. a fourth side sliding table moving seat; 74. an eleventh cylinder; 75. a sixteenth fixing plate; 76. a seventeenth fixing plate; 77. a fifth clamping jaw cylinder; 801. a fourth motor; 802. a third carrier tray; 803. a third positioning block; 804. a placement groove; 810. a cylinder fixing frame; 811. a twelfth cylinder; 812. a top rod; 820. a screw fixing frame; 821. a guide rail bracket; 822. a second lead screw; 823. a fifth motor; 824. a screw rod slider plate; 825. a thirteenth cylinder; 826. an eighteenth fixing plate; 827. hanging plates of a screw machine; 828. a fourteenth cylinder; 829. an electric screwdriver fixing block; 830. carbon brush electric screwdriver; 831. a clamping nozzle fixing block; 832. an assembly hole; 833. an inclined tube; 834. a fixing pin; 835. a clamping block; 836. a let position port; 837. an elastic pressure spring; 840. translating the rail; 841. a translation block; 850. a guide strip; 851. a guide plate; 852. a guide groove; 91. a first support frame; 92. a fifteenth cylinder; 93. briquetting; 101. a second support frame; 102. a grease storage box; 11. a rotating shaft; 12. a clamp spring for the shaft; 13. a motor front end cover; 14. a front end cap bearing; 15. a circlip; 16. a stator; 17. a rear end cap support; 18. a limiting groove; 19. and (7) installing holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-14.

In the related art, referring to fig. 1, a circuit breaker includes a front end cover rotor, a shaft clamp spring 12, a motor front end cover 13, a front end cover bearing 14, an elastic retainer ring 15, a stator 16, and a rear end cover bracket 17. The front end cover rotor comprises a rotating shaft 11, two annular limiting grooves 18 are formed in the rotating shaft 11, a shaft clamp spring 12 is clamped on the rotating shaft 11, the shaft clamp spring 12 is located in the limiting grooves 18, the shaft clamp spring 12 is fracture-shaped, mounting holes 19 are formed in two ends of a fracture respectively, a front end cover bearing 14 is installed on the rotating shaft 11, the front end cover bearing 14 is located between the two shaft clamp springs 12, the front end cover bearing 14 is installed on one side of a motor front end cover 13, an elastic check ring 15 is installed in the motor front end cover 13 and located between the front end cover bearing 14 and the shaft clamp spring 12, a stator 16 is sleeved on the front end cover rotor, the motor front end cover 13 is bolted with a rear end cover support 17, and the stator 16 is clamped between the motor front end cover 13 and the rear end cover support 17.

The embodiment of the application discloses motor assembly production line of circuit breaker. Referring to fig. 2, the motor assembly line of the circuit breaker includes a table 1 placed on the ground, a first assembly mechanism, a first translation mechanism, a second assembly mechanism, a second translation mechanism, and a third assembly mechanism provided on the table 1.

Referring to fig. 1 and 2, a material storage box 2 with an open top is arranged on a workbench 1, and the material storage box 2 is used for placing a clamp spring 12 for a shaft; still bolted connection has the blend stop 3 that is "concave" style of calligraphy setting on the workstation 1, and blend stop 3 open-ended one side encloses into a rectangular space with the continuation limit of workstation 1, and stock box 2 is placed in rectangular space to this has realized spacing to stock box 2.

Referring to fig. 1 and 3, the first assembly mechanism is used for assembling a shaft snap spring 12 into a limiting groove 18 on the rotating shaft 11, the first assembly mechanism includes a first bearing mechanism and a snap spring assembly mechanism, and the first bearing mechanism includes a first motor 401, a first bearing disc 402, and a plurality of first positioning blocks 403.

Referring to fig. 3, a first motor 401 is bolted to the table 1, with an output shaft of the first motor 401 facing away from the table 1; the first bearing disc 402 is horizontally arranged, the first bearing disc 402 is fixedly sleeved on an output shaft of the first motor 401, and the first bearing disc 402 is coaxially arranged with the output shaft of the first motor 401.

Referring to fig. 2 and 3, a plurality of first positioning blocks 403 are all bolted on the first bearing disc 402, the plurality of first positioning blocks 403 are circumferentially arranged around the axis of the first bearing disc 402, and a first accommodating cavity 404 for placing a front end cover rotor is formed in each first positioning block 403.

Referring to fig. 2 and 3, start first motor 401, in the staff put the front end cover rotor into the first chamber 404 that holds on first locating piece 403, the output shaft of first motor 401 drives first bearing plate 402 and rotates, drives a plurality of first locating piece 403 and rotates simultaneously when first bearing plate 402 rotates to this front end cover rotor removes to jump ring assembly devices department and assembles.

Referring to fig. 3 and 4, the snap spring assembling mechanism comprises a material loading part and a mounting part, wherein the material loading part comprises a first air cylinder 410 bolted on the workbench 1, a first bracket 411 connected to a piston rod of the first air cylinder 410, a second air cylinder 412 bolted on the first bracket 411, and a first fixing plate 413 fixedly connected to a piston rod of the second air cylinder 412, and the piston rod of the second air cylinder 412 points to the ground.

Referring to fig. 3 and 4, the loading part further includes a second fixing plate 414 bolted to the first fixing plate 413, a third fixing plate 415 bolted to the bottom of the second fixing plate 414, a fourth fixing plate 416 bolted to one side of the second fixing plate 414, and a third cylinder 417 bolted to the fourth fixing plate 416.

Referring to fig. 4 and 5, the second fixing plate 414 is vertically arranged, a discharging groove 418 adapted to the shaft clamp spring 12 is vertically formed in the second fixing plate 414, and a discharging groove 419 communicated with the discharging groove 418 is formed in the upper surface of the third fixing plate 415; the third cylinder 417 is disposed on the lower surface of the fourth fixing plate 416, and a piston rod of the third cylinder 417 is connected to a horizontally disposed push bar 420, and the push bar 420 extends into the discharging chute 419 and is in sliding fit therewith.

Referring to fig. 4 and 5, a bifurcated block 421 for inserting a broken portion of the shaft-use clamp spring 12 is fixedly connected to a position of the third fixing plate 415 away from the third cylinder 417 with respect to the discharge chute 419, and the bifurcated block 421 is arranged to calibrate the position of the shaft-use clamp spring 12, so that the possibility that the shaft-use clamp spring 12 rotates when the push bar 420 pushes the shaft-use clamp spring 12 to slide in the discharge chute 419 is reduced.

Referring to fig. 4 and 5, the first cylinder 410 is started, a piston rod of the first cylinder 410 drives the first bracket 411 to move, and the first bracket 411 moves the third fixing plate 415 above the front end cover rotor through the first fixing plate 413 and the second fixing plate 414. The worker places a plurality of shaft snap springs 12 in the discharge chute 418, and the lowermost shaft snap spring 12 is located in the discharge chute 419.

Referring to fig. 4 and 5, the third cylinder 417 is started, a piston rod of the third cylinder 417 drives the push bar 420 to slide in the discharge chute 419, the push bar 420 pushes the lowest shaft snap spring 12 to a position right above the front end cover rotor, and the bifurcation block 421 is just snapped into a fracture of the shaft snap spring 12.

Referring to fig. 4 and 5, a slide rail 422 is fixedly connected to the bottom end of the first bracket 411, a slide rail 423 is bolted to the workbench 1, the slide rail 422 is in sliding fit with the slide rail 423, and the slide rail 423 is parallel to the piston rod of the first cylinder 410. The sliding fit of the sliding strip 422 and the sliding rail 423 guides the movement of the first bracket 411, and simultaneously, the movement of the first bracket 411 is more stable.

Referring to fig. 3 and 6, the mounting portion includes a second bracket 430 bolted to the table 1, a fourth cylinder 444 bolted to the second bracket 430, a fifth fixing plate 431 fixedly coupled to a piston rod of the fourth cylinder 444, and a sixth fixing plate 432 bolted to the fifth fixing plate 431.

Referring to fig. 3 and 6, a fifth cylinder 433 is bolted to one side of the sixth fixing plate 432, which faces away from the fifth fixing plate 431, a piston rod of the fifth cylinder 433 points to the ground, and a top block 434 is fixedly connected to the piston rod of the fifth cylinder 433.

Referring to fig. 3 and 6, seventh fixing plates 435 are respectively bolted to two opposite sides of the sixth fixing plate 432, an eighth fixing plate 436 is bolted between the two seventh fixing plates 435, and two vertically arranged retainer ring sliders 437 are arranged on one side of the eighth fixing plate 436, which faces away from the sixth fixing plate 432.

Referring to fig. 3 and 6, the two retainer slider 437 are respectively provided with an interference slope 438 at the top ends of the opposite sidewalls, and the distance between the two interference slopes 438 gradually decreases in the direction from the top to the bottom. A clamp spring clamping plate 439 is bolted to each of the two retainer ring sliding blocks 437, and a latch 440 inserted into the mounting hole 19 is integrally formed on the lower surface of the clamp spring clamping plate 439.

Referring to fig. 3 and 6, two horizontally disposed protruding strips 441 are integrally formed on one side of the eighth fixing plate 436 facing away from the sixth fixing plate 432, and a connecting line between the two protruding strips 441 is vertically disposed. The retaining ring sliding block 437 is provided with a sliding groove 442 matched with the convex strip 441, the retaining ring sliding block 437 slides on the convex strip 441 through the sliding groove 442, the longitudinal sections of the convex strip 441 and the sliding groove 442 are both arranged in a dovetail shape, and the dovetail arrangement reduces the possibility that the retaining ring sliding block 437 falls off from the convex strip 441.

Referring to fig. 3 and 6, a return pressure spring 443 is supported between the retainer slider 437 and the corresponding seventh fixing plate 435, the return pressure spring 443 applies a pushing force to the retainer slider 437, and the two retainer sliders 437 approach each other, thereby automatically returning the retainer slider 437.

Referring to fig. 3 and 6, when the fourth cylinder 444 is started, the piston rod of the fourth cylinder 444 drives the sixth fixing plate 432 to move through the fifth fixing plate 431, the sixth fixing plate 432 drives the eighth fixing plate 436 to move through the seventh fixing plate 435, the eighth fixing plate 436 drives the retainer slider 437 to move downward through the protruding strip 441, and the retainer slider 437 drives the latch 440 to be inserted into the mounting hole 19 of the shaft clamp spring 12 through the clamp spring clamp plate 439.

Referring to fig. 3 and 6, when the fifth cylinder 433 is started, the piston rod of the fifth cylinder 433 drives the top block 434 to move downward, the top block 434 opens the two retainer ring sliding blocks 437 through the abutting inclined surface 438, and the two retainer ring sliding blocks 437 are away from each other, so that the two bolts 440 can break the shaft snap spring 12, and the shaft snap spring 12 deforms.

Referring to fig. 3 and 6, at this time, the second cylinder 412 is started, the piston rod of the second cylinder 412 drives the third fixing plate 415 to move downwards through the first fixing plate 413 and the second fixing plate 414, the fork block 421 on the third fixing plate 415 moves out of the cut of the shaft clamp spring 12, and then the first cylinder 410 is started, and the piston rod of the first cylinder 410 drives the third fixing plate 415 to move away from the upper side of the front end cover rotor.

Referring to fig. 3 and 6, the fourth cylinder 444 is started again, the piston rod of the fourth cylinder 444 continues to extend, so that the latch 440 can drive the shaft clamp spring 12 to move to the position, opposite to the limiting groove 18, on the rotating shaft 11, the piston rod of the fifth cylinder 433 retracts, the return spring 443 pushes the retainer block 437 to return, and the shaft clamp spring 12 returns to the normal shape and is clamped into the limiting groove 18. The piston rod of the fourth cylinder 444 retracts to drive the latch 440 to reset.

Referring to fig. 4 and 6, through carrying material portion and installation department cooperation work, realized the assembly between jump ring 12 for the axle and the front end housing rotor, though need artifical manual placement front end housing rotor and regularly to replenishing jump ring 12 for the axle in blowing groove 418, compare full manual assembly, this application has still reduced operation workman's intensity of labour, has improved assembly efficiency simultaneously.

Referring to fig. 7, after the shaft is assembled with the front cover rotor using the circlip 12, the first carrier plate 402 rotates to move away the assembled parts and allow the unassembled parts to move in, thereby continuing the next assembly work.

Referring to fig. 7, the first translation mechanism is used to move the part from the first assembly mechanism to the second assembly mechanism for the next assembly work. The first translation mechanism comprises a first air cylinder support 50 bolted on the workbench 1, a first electric cylinder 51 bolted on the first air cylinder support 50, and a sixth air cylinder 52 bolted on a sliding block of the first electric cylinder 51, wherein a piston rod of the sixth air cylinder 52 points to the ground.

Referring to fig. 7, the first translation mechanism further includes a ninth fixing plate 53 fixedly connected to the piston rod of the sixth air cylinder 52, a tenth fixing plate 54 fixedly connected to the ninth fixing plate 53, and a first jaw air cylinder 55 bolted to the tenth fixing plate 54.

Referring to fig. 7, when the first electric cylinder 51 is started, the slider on the first electric cylinder 51 drives the sixth air cylinder 52 to move, the sixth air cylinder 52 drives the first clamping jaw air cylinder 55 through the ninth fixing plate 53 and the tenth fixing plate 54, and when the first clamping jaw air cylinder 55 moves to a position right above the front end cover rotor, the first electric cylinder 51 is closed.

Referring to fig. 7, the piston rod of the sixth cylinder 52 extends, the first jaw cylinder 55 moves downward, the first jaw cylinder 55 clamps the front end cover rotor, the piston rod of the sixth cylinder 52 retracts, and the front end cover rotor is taken out of the first positioning block 403.

Referring to fig. 7, the first electric cylinder 51 is started again, the sliding block on the first electric cylinder 51 moves towards the second assembly mechanism, when the sliding block moves to a specified position, the piston rod of the sixth air cylinder 52 extends out to drive the first clamping jaw air cylinder 55 to descend, the first clamping jaw air cylinder 55 releases the front end cover rotor, and the piston rod of the sixth air cylinder 52 retracts, so that the front end cover rotor is moved to the second assembly mechanism.

Referring to fig. 8, the second assembling mechanism includes a second bearing mechanism and a motor front end cover 13 assembling mechanism, and the second bearing mechanism includes a second motor 601, a second bearing tray 602, and a plurality of second positioning blocks 603.

Referring to fig. 8, the second motor 601 is bolted to the workbench 1, an output shaft of the second motor 601 faces away from the workbench 1, the second carrying tray 602 is horizontally disposed and fixedly sleeved on the output shaft of the second motor 601, and the second carrying tray 602 and the output shaft of the second motor 601 are coaxially disposed. When the second motor 601 is started, the output shaft of the second motor 601 drives the second bearing disc 602 to rotate.

Referring to fig. 8, the second positioning block 603 is bolted to the second carrier plate 602, and a plurality of second positioning blocks 603 are circumferentially arranged around the axis of the second carrier plate 602. The second positioning block 603 is provided with a second accommodating cavity 604 for inserting the front end cover rotor, and the first translation mechanism moves the front end cover rotor from the first positioning block 403 to the second positioning block 603.

Referring to fig. 8 and 9, the assembly mechanism of the motor front end cover 13 includes a front end cover feeding assembly, a front end cover bearing 14 assembly, a circlip 15 assembly and a front end cover assembly, which are sequentially arranged around the circumference of the second bearing disc 602, and the front end cover feeding assembly, the front end cover bearing 14 assembly and the circlip 15 assembly are respectively and correspondingly provided with a feeding structure.

Referring to fig. 8 and 9, the feeding mechanism includes a bearing plate 610 bolted to the work table 1, and a vibration tray 611 bolted to the bearing plate 610, and the arrangement of the vibration tray 611 realizes automatic feeding.

Referring to fig. 8, the front end cap feeding assembly includes a second cylinder support 620 bolted to the workbench 1, a second electric cylinder 621 bolted to the second cylinder support 620, and a seventh cylinder 623 bolted to the first side sliding table moving seat 622 and bolted to the second electric cylinder 621, wherein a piston rod of the seventh cylinder 623 points to the ground.

Referring to fig. 8, the front end cap feeding assembly further includes an eleventh fixing plate 624 fixedly connected to a piston rod of the seventh cylinder 623, a twelfth fixing plate 625 bolted to the eleventh fixing plate 624, and a second jaw cylinder 626 bolted to the twelfth fixing plate 625.

Referring to fig. 8, the slider on the second electric cylinder 621 moves, the piston rod of the seventh air cylinder 623 descends, the second clamping jaw air cylinder 626 takes the material from the corresponding vibration disk 611, the two clamping jaws of the second clamping jaw air cylinder 626 are supported against the side wall of the cavity for mounting the front end cover bearing 14, and the piston rod of the seventh air cylinder 623 retracts.

Referring to fig. 8, the sliding block on the second electric cylinder 621 moves back, the second gripper cylinder 626 drives the motor front end cover 13 to move to the second positioning block 603, the gripper of the second gripper cylinder 626 loosens the motor front end cover 13, the seventh cylinder 623 drives the second gripper cylinder 626 to ascend, the second carrier plate 602 rotates, and the second positioning block 603 with the motor front end cover 13 placed therein moves to the front end cover bearing 14 transfer assembly.

Referring to fig. 8, the front end cover bearing 14 assembly includes a cylinder support three 630 bolted to the table 1, a third electric cylinder 631 bolted to the cylinder support three 630, a second side slide moving seat 632 bolted to a slider of the third electric cylinder 631, an eighth air cylinder 633 bolted to the second side slide moving seat 632, and a piston rod of the eighth air cylinder 633 pointing to the ground.

Referring to fig. 8, the front end cap bearing 14 assembly further includes a thirteenth fixing plate 634 fixedly coupled to a piston rod of the eighth cylinder 633, a fourteenth fixing plate 635 bolted to the thirteenth fixing plate 634, and a three-jaw cylinder 636 bolted to the fourteenth fixing plate 635.

Referring to fig. 8, the slider on the third electric cylinder 631 moves, the piston rod of the eighth air cylinder 633 descends, the three-jaw air cylinder 636 fetches materials from the corresponding vibration disc 611, the three jaws of the three-jaw air cylinder 636 prop against the side wall of the inner ring of the front end cover bearing 14, and the piston rod of the eighth air cylinder 633 retracts.

Referring to fig. 8, the slider on the third electric cylinder 631 moves back, the three-jaw air cylinder 636 drives the front end cover bearing 14 to move into the motor front end cover 13, the clamping jaws of the three-jaw air cylinder 636 loosen the front end cover bearing 14, the eighth air cylinder 633 drives the three-jaw air cylinder 636 to ascend, the second bearing plate 602 rotates, and the motor front end cover 13 with the front end cover bearing 14 moves to the assembly position of the elastic retainer ring 15 through the second positioning block 603.

Referring to fig. 9, the circlip 15 assembly includes a cylinder block four 640 bolted to the table 1, a fourth electric cylinder 641 bolted to the cylinder block four 640, a third side slide moving block 642 bolted to a slide block of the fourth electric cylinder 641, a ninth air cylinder 643 bolted to the third side slide moving block 642, and piston rods of the ninth air cylinder 643 pointing to the ground.

Referring to fig. 9, the assembly of the circlip 15 further includes a fifteenth fixing plate 644 fixedly connected to the piston rod of the ninth cylinder 643, a fixing seat 645 bolted to the fifteenth fixing plate 644, and a third jaw cylinder 646 bolted to the fixing seat 645.

Referring to fig. 9, a bearing seat 647 is further bolted on the fixing seat 645, a tenth air cylinder 648 is bolted on the bearing seat 647, a piston rod of the tenth air cylinder 648 points to the ground, a top sleeve 649 is in threaded connection with the piston rod of the tenth air cylinder 648, and the top sleeve 649 is made of a magnetic material.

Referring to fig. 9, the slider on the fourth electric cylinder 641 moves, the piston rod of the ninth air cylinder 643 descends, the fixing seat 645 drives the tenth air cylinder 648 to move downward, the top sleeve 649 sucks the elastic collar 15 from the corresponding vibration disk 611 through the suction force of the magnetic material, and the piston rod of the ninth air cylinder 643 retracts.

Referring to fig. 9, when the slider on the fourth electric cylinder 641 moves back, the top sleeve 649 drives the elastic collar 15 to move above the front end cover bearing 14, the piston rod of the tenth air cylinder 648 retracts, and the top sleeve 649 inserts the elastic collar 15 into the front end cover 13 of the motor. And starting the third clamping jaw cylinder 646, and clamping the top sleeve 649 by the third clamping jaw cylinder 646.

Referring to fig. 9, when the piston rod of the tenth cylinder 648 retracts, the circlip 15 is separated from the top sleeve 649 by the action of the jaws of the third jaw cylinder 646, which reduces the possibility that the top sleeve 649 will take the circlip 15 out of the motor front cover 13 again.

Referring to fig. 9, the outer side wall of the circlip 15 is tightly attached to the side wall of the cavity of the front end cover 13 where the front end cover bearing 14 is installed, so that the circlip 15 and the front end cover 13 are assembled. The second carrier plate 602 rotates, and the front end cover 13 of the motor with the elastic retainer ring 15 installed therein moves to the front end cover assembly through the second positioning block 603.

Referring to fig. 10, the front end cover assembly includes a third bracket 650 bolted to the workbench 1, and a first mounting plate 651 bolted to the third bracket 650 and vertically disposed, wherein two ends of the first mounting plate 651 are respectively bolted to second mounting plates 652, a vertically disposed first lead screw 653 is rotatably inserted between the two second mounting plates 652, one second mounting plate 652 is bolted to a third motor 654, and an output shaft of the third motor 654 is connected to one end of the first lead screw 653 through a coupling.

Referring to fig. 10, a mounting seat 655 is sleeved on the first lead screw 653, the mounting seat 655 is in threaded fit with the first lead screw 653, and the mounting seat 655 is tightly attached to the first mounting plate 651. A turnover cylinder 656 is bolted on the mounting seat 655, and a fourth clamping jaw cylinder 657 is bolted at the rotating end of the turnover cylinder 656.

Referring to fig. 10, the third motor 654 is a forward and reverse rotation motor, when the output shaft of the third motor 654 rotates forward, the mounting seat 655 moves downward by the threaded fit with the first lead screw 653, when the fourth jaw cylinder 657 moves to a proper position, the fourth jaw cylinder 657 clamps the front end cover 13 of the motor, then the output shaft of the third motor 654 rotates reversely, and after the mounting seat 655 rises to a certain height, the turning cylinder 656 is started, and the turning cylinder 656 turns over the front end cover 13 of the motor.

Referring to fig. 10, after the front end cover rotor is placed on the second positioning block 603 of the front end cover assembly by the first translation mechanism, the output shaft of the third motor 654 rotates forward again, the mounting seat 655 descends, and thus the front end cover rotor is sleeved with the mounting seat, the fourth jaw cylinder 657 loosens the motor front end cover 13, the motor front end cover 13 is reset by the third motor 654 and the turnover cylinder 656, and the motor front end cover 13 is removed from the front end cover assembly after the front end cover rotor is assembled with the front end cover rotor.

Referring to fig. 10, a second translation mechanism is arranged between the second assembling mechanism and the third assembling mechanism, and is used for moving the parts assembled by the second assembling mechanism to the third assembling mechanism for the next assembling.

Referring to fig. 11, the second translation mechanism includes a cylinder support five 71 bolted to the table 1, a fifth electric cylinder 72 bolted to the cylinder support five 71, and a fourth side slide table moving base 73 bolted to a slider of the fifth electric cylinder 72, and an eleventh air cylinder 74 bolted to the fourth side slide table moving base 73, and piston rods of the eleventh air cylinder 74 point to the ground.

Referring to fig. 11, the second translation mechanism further includes a sixteenth fixing plate 75 fixedly connected to the piston rod of the eleventh cylinder 74, a seventeenth fixing plate 76 bolted to the sixteenth fixing plate 75, and a fifth jaw cylinder 77 bolted to the seventeenth fixing plate 76.

Referring to fig. 11, when the fifth electric cylinder 72 is started, the slider on the fifth electric cylinder 72 drives the eleventh air cylinder 74 to move, the eleventh air cylinder 74 drives the fifth clamping jaw air cylinder 77 through the sixteenth fixing plate 75 and the seventeenth fixing plate 76, and when the fifth clamping jaw air cylinder 77 moves to a position right above the part after the second assembling mechanism is assembled, the first electric cylinder 51 is closed.

Referring to fig. 11, a piston rod of the eleventh air cylinder 74 extends, the fifth gripper air cylinder 77 moves downward, the fifth gripper air cylinder 77 clamps the part, the piston rod of the eleventh air cylinder 74 retracts, and the part is taken out of the second positioning block 603.

Referring to fig. 11, the fifth electric cylinder 72 is started again, the slider on the fifth electric cylinder 72 moves towards the third assembly mechanism, when the slider moves to a specified position, the piston rod of the eleventh air cylinder 74 extends to drive the fifth clamping jaw air cylinder 77 to descend, the fifth clamping jaw air cylinder 77 releases the part, and the piston rod of the eleventh air cylinder 74 retracts, so that the part is moved from the second assembly mechanism to the third assembly mechanism.

Referring to fig. 12, the third assembly mechanism includes a third bearing mechanism and a stator-rotor assembly mechanism, and the third bearing mechanism includes a fourth motor 801, a third bearing disc 802, and a plurality of third positioning blocks 803.

Referring to fig. 12, a fourth motor 801 is bolted to the workbench 1, an output shaft of the fourth motor 801 faces away from the ground, a third bearing plate 802 is horizontally arranged and fixedly sleeved on the output shaft of the fourth motor 801, and the third bearing plate 802 and the output shaft of the fourth motor 801 are coaxially arranged.

Referring to fig. 12, a third positioning block 803 is bolted to the third carrier tray 802, and a plurality of third positioning blocks 803 are circumferentially arranged around the axis of the third carrier tray 802. The third positioning block 803 is provided with a placing groove 804 for placing the rear end cover bracket 17.

Referring to fig. 12, when the fourth motor 801 is started, an output shaft of the fourth motor 801 drives the third bearing tray 802 to rotate, and the third bearing tray 802 drives a plurality of third positioning blocks 803 bolted to the third bearing tray to move. The second translation mechanism inserts the front end cover rotor, to which the motor front end cover 13 is attached, into the stator 16.

Referring to fig. 12, the stator/rotor assembly mechanism includes a press-fitting mechanism and a screw-screwing mechanism, the snap spring assembly mechanism is further provided with a set of snap springs between the press-fitting mechanism and the second translation mechanism, the snap spring assembly mechanism located between the press-fitting mechanism and the second translation mechanism is used for mounting the second shaft snap spring 12 on the rotating shaft 11, and the mounting manner of the second shaft snap spring 12 is the same as that of the first shaft snap spring 12.

Referring to fig. 12, the press-fitting mechanism includes a cylinder fixing frame 810 bolted to the worktable 1, and a twelfth cylinder 811 bolted to the cylinder fixing frame 810, a piston rod of the twelfth cylinder 811 points to the ground, and a piston rod of the twelfth cylinder 811 passes through the cylinder fixing frame 810 and is in threaded connection with a push rod 812.

Referring to fig. 12, when the third bearing plate 802 moves the part to the press-fitting mechanism, the piston rod of the twelfth cylinder 811 extends out to drive the push rod 812 to move downward, the push rod 812 presses the front end cover rotor into the stator 16, and when the piston rod of the twelfth cylinder 811 resets, the push rod 812 rises, and the third bearing plate 802 rotates to move the press-fitted part to the screw-screwing mechanism.

Referring to fig. 12, the screw screwing mechanism includes a screw fixing frame 820 bolted to the workbench 1, a guide rail bracket 821 bolted to the screw fixing frame 820, a second lead screw 822 rotatably disposed on the guide rail bracket 821, and a fifth motor 823 bolted to one end of the guide rail bracket 821, and an output shaft of the fifth motor 823 is connected to one end of the second lead screw 822 through a coupling.

Referring to fig. 12 and 13, the screwing mechanism further includes a screw slider plate 824 threadedly mounted on the second screw 822, and a thirteenth cylinder 825 bolted to the screw slider plate 824, a piston rod of the thirteenth cylinder 825 points to the ground, and an eighteenth fixing plate 826 is fixedly connected to a piston rod of the thirteenth cylinder 825.

Referring to fig. 12 and 13, a screw machine hanging plate 827 is bolted onto the eighteenth fixing plate 826, a fourteenth air cylinder 828 is bolted onto the top end of one side of the screw machine hanging plate 827, which is opposite to the eighteenth fixing plate 826, a piston rod of the fourteenth air cylinder 828 points to the ground and is connected with a screwdriver fixing block 829 through threads, and a carbon brush screwdriver 830 is mounted on the screwdriver fixing block 829.

Referring to fig. 12 and 13, a nozzle fixing block 831 is bolted to a screw machine hanging plate 827, an assembly hole 832 is vertically formed in the nozzle fixing block 831, and a screwdriver blade of the carbon brush screwdriver 830 is slidably inserted into the assembly hole 832. An inclined tube 833 is integrally formed on one side of the clamping nozzle fixing block 831, the inclined tube 833 is communicated with the assembling hole 832, and the inclined tube 833 is communicated with a screw feeding machine.

Referring to fig. 13 and 14, two fixing pins 834 are fixedly inserted into the nozzle fixing block 831, a clamping block 835 is rotatably sleeved on the fixing pins 834, an escape opening 836 is opened on one side of the nozzle fixing block 831 opposite to the clamping block 835, one end of the clamping block 835 is rotatably connected into the escape opening 836, and an elastic compression spring 837 is supported between the other end of the clamping block 831 and the nozzle fixing block.

Referring to fig. 13 and 14, the fifth motor 823 is a forward and reverse rotation motor, an output shaft of the fifth motor 823 drives the second lead screw 822 to rotate, and the lead screw slider plate 824 horizontally slides through matching with the thread of the second lead screw 822, so as to drive the carbon brush electric batch 830 to move to a position right above the assembly position.

Referring to fig. 13 and 14, the piston rod of the fourteenth cylinder 828 is retracted, the screwdriver moves away from the connection between the inclined tube 833 and the assembly hole 832, the screw feeder feeds a screw into the assembly hole 832 through the inclined tube 833, and the two clamping blocks 835 are matched to clamp the screw in the assembly hole 832.

Referring to fig. 13 and 14, the piston rod of the fourteenth cylinder 828 is extended, the electric screwdriver fixing block 829 moves downward, and the screwdriver blade of the carbon brush electric screwdriver 830 abuts against the cross-shaped groove of the head of the screw. The piston rod of thirteenth cylinder 825 stretches out, and screw machine link plate 827 downstream, the slope lateral wall of two clamp blocks 835 receives motor front end housing 13 to influence, loosens the screw, then carbon brush screwdriver 830 can pass through the screw tightening with motor front end housing 13 and rear end housing support 17, and the part after having twisted the screw is taken off by the staff is manual.

Referring to fig. 13 and 14, a translation rail 840 parallel to the guide rail bracket 821 is bolted on the guide rail bracket 821, a translation block 841 is slidably moved on the translation rail 840, the translation block 841 is bolted on the screw rod slider plate 824, and the sliding fit of the translation rail 840 and the translation block 841 plays a role in guiding and positioning the movement of the screw rod slider plate 824, which is beneficial to improving the stability of the screw rod slider plate 824 during the movement.

Referring to fig. 13 and 14, a vertically arranged guide bar 850 is bolted on the screw machine hanging plate 827, a guide plate 851 is bolted on the electric screwdriver fixing block 829, a guide groove 852 is vertically arranged on the guide plate 851, the guide plate 851 is erected on the guide bar 850 through the guide groove 852, and the guide bar 850 is in sliding fit with the guide groove 852. The sliding connection between the guide bar 850 and the guide plate 851 guides the movement of the electric screwdriver fixing block 829, which is beneficial to improving the stability of the movement of the electric screwdriver fixing block 829.

Referring to fig. 12, a material pressing mechanism is further disposed on the workbench 1, the material pressing mechanism includes a first support frame 91 bolted to the workbench 1, and a fifteenth air cylinder 92 bolted to the first support frame 91, a piston rod of the fifteenth air cylinder 92 faces away from the ground, and a pressing block 93 for pressing the part is bolted to a piston rod of the fifteenth air cylinder 92. The part when screwing the screw is compressed tightly through the pressing mechanism, so that the possibility of moving the part in the screw screwing process is reduced.

Referring to fig. 12, the workbench 1 is further provided with a lubricating mechanism, the lubricating mechanism is disposed beside the screwing mechanism, the lubricating mechanism includes a second support frame 101 bolted to the workbench 1, a grease storage box 102 bolted to the second support frame 101, and the top of the grease storage box 102 is open. In the screwing work, the screwdriver of the carbon brush electric screwdriver 830 can be inserted into the grease storage box 102, and the screwdriver can be stained with grease, so that the screwdriver can be more smoothly inserted into the assembly hole 832.

The implementation principle of the motor assembly line of the circuit breaker in the embodiment of the application is as follows:

start first motor 401, in the staff put into the first chamber 404 that holds on first locating piece 403 with the front end cover rotor, the output shaft of first motor 401 drives first carrier plate 402 and rotates, drives a plurality of first locating piece 403 and rotates simultaneously when first carrier plate 402 rotates to this front end cover rotor removes and assembles to jump ring assembly devices department.

When the first cylinder 410 is started, the piston rod of the first cylinder 410 drives the first bracket 411 to move, and the first bracket 411 moves the third fixing plate 415 to the upper side of the front end cover rotor through the first fixing plate 413 and the second fixing plate 414. The worker places a plurality of shaft clamps 12 in the chute 418, with the lowermost shaft positioned below the chute 419.

And starting the third air cylinder 417, driving a piston rod of the third air cylinder 417 to slide the push strip 420 in the discharge chute 419, pushing the lowest shaft to be right above the front end cover rotor by the push strip 420 by using the clamp spring 12, and just clamping the bifurcation block 421 at the fracture of the shaft clamp spring 12.

When the fourth air cylinder 444 is started, a piston rod of the fourth air cylinder 444 drives the sixth fixing plate 432 to move through the fifth fixing plate 431, the sixth fixing plate 432 drives the eighth fixing plate 436 to move through the seventh fixing plate 435, the eighth fixing plate 436 drives the retainer ring sliding block 437 to move downwards through the protruding strip 441, and the retainer ring sliding block 437 drives the bolt 440 to be inserted into the mounting hole 19 of the shaft clamp spring 12 through the clamp spring clamping plate 439.

The fifth air cylinder 433 is started, a piston rod of the fifth air cylinder 433 drives the top block 434 to move downwards, the top block 434 props up the two retainer ring sliding blocks 437 through the abutting inclined surface 438, the two retainer ring sliding blocks 437 are far away from each other, the two bolts 440 can break the shaft clamp spring 12 off, and the shaft clamp spring 12 deforms.

At this time, the second cylinder 412 is started, the piston rod of the second cylinder 412 drives the third fixing plate 415 to move downwards through the first fixing plate 413 and the second fixing plate 414, the fork block 421 on the third fixing plate 415 moves out of the cut of the shaft clamp spring 12, and then the first cylinder 410 is started, and the piston rod of the first cylinder 410 drives the third fixing plate 415 to move away from the upper part of the front end cover rotor.

The fourth cylinder 444 is started again, the piston rod of the fourth cylinder 444 continues to extend out, the bolt 440 can drive the shaft clamp spring 12 to move to the position, opposite to the limiting groove 18, on the rotating shaft 11, the piston rod of the fifth cylinder 433 retracts, the reset pressure spring 443 pushes the retainer ring sliding block 437 to reset, and the shaft clamp spring 12 returns to the normal shape and is clamped into the limiting groove 18. The piston rod of the fourth cylinder 444 retracts to drive the latch 440 to reset.

The first bearing disc 402 rotates to move the front end cover rotor to a position close to the first translation mechanism, the first electric cylinder 51 is started, the sliding block on the first electric cylinder 51 drives the sixth air cylinder 52 to move, the sixth air cylinder 52 drives the first clamping jaw air cylinder 55 through the ninth fixing plate 53 and the tenth fixing plate 54, and when the first clamping jaw air cylinder 55 moves to a position right above the front end cover rotor, the first electric cylinder 51 is closed.

The piston rod of the sixth cylinder 52 extends out, the first clamping jaw cylinder 55 moves downwards, the first clamping jaw cylinder 55 clamps the front end cover rotor, the piston rod of the sixth cylinder 52 retracts, and the front end cover rotor is taken out of the first positioning block 403.

And the first electric cylinder 51 is started again, the sliding block on the first electric cylinder 51 moves towards the second assembling mechanism, when the sliding block moves to the position above the second positioning block 603, the piston rod of the sixth air cylinder 52 extends out to drive the first clamping jaw air cylinder 55 to descend, the first clamping jaw air cylinder 55 releases the front end cover rotor, the piston rod of the sixth air cylinder 52 retracts, and the front end cover rotor falls into the second accommodating cavity 604.

When the first assembling mechanism works, the second motor 601 is started, and the output shaft of the second motor 601 drives the second bearing disc 602 to rotate. The slider on the second electric cylinder 621 moves, the piston rod of the seventh air cylinder 623 descends, the second clamping jaw air cylinder 626 takes the material from the corresponding vibration disc 611, the two clamping jaws of the second clamping jaw air cylinder 626 are supported on the side wall of the cavity for mounting the front end cover bearing 14, and the piston rod of the seventh air cylinder 623 retracts.

The sliding block on the second electric cylinder 621 moves back, the second clamping jaw cylinder 626 drives the motor front end cover 13 to move to the second positioning block 603, the clamping jaw of the second clamping jaw cylinder 626 loosens the motor front end cover 13, the seventh cylinder 623 drives the second clamping jaw cylinder 626 to ascend, the second bearing plate 602 rotates, and the second positioning block 603 with the motor front end cover 13 placed therein moves to the front end cover bearing 14 transfer assembly.

The slide block on the third electric cylinder 631 moves, the piston rod of the eighth air cylinder 633 descends, the three-jaw air cylinder 636 takes materials from the corresponding vibration disc 611, the three clamping jaws of the three-jaw air cylinder 636 prop against the side wall of the inner ring of the front end cover bearing 14, and the piston rod of the eighth air cylinder 633 retracts.

The slide block on the third electric cylinder 631 moves back, the three-jaw air cylinder 636 drives the front end cover bearing 14 to move into the motor front end cover 13, the clamping jaws of the three-jaw air cylinder 636 loosen the front end cover bearing 14, the eighth air cylinder 633 drives the three-jaw air cylinder 636 to ascend, the second bearing plate 602 rotates, and the motor front end cover 13 provided with the front end cover bearing 14 moves to the assembly part of the elastic retainer ring 15 through the second positioning block 603.

The sliding block on the fourth electric cylinder 641 moves, the piston rod of the ninth air cylinder 643 descends, the fixing seat 645 drives the tenth air cylinder 648 to move downwards, the top sleeve 649 sucks the elastic retainer ring 15 from the corresponding vibration disc 611 through the suction force of the magnetic material, and the piston rod of the ninth air cylinder 643 retracts.

The slider on the fourth electric cylinder 641 moves back, the top sleeve 649 drives the elastic retainer 15 to move above the front end cover bearing 14, the piston rod of the tenth air cylinder 648 retracts, and the top sleeve 649 embeds the elastic retainer 15 into the front end cover 13 of the motor. And starting the third clamping jaw cylinder 646, and clamping the top sleeve 649 by the third clamping jaw cylinder 646. When the piston rod of the tenth cylinder 648 retracts, the circlip 15 is subject to the action of the jaws on the third jaw cylinder 646 to separate from the top sleeve 649. The second carrier plate 602 rotates, and the front end cover 13 of the motor with the elastic retainer ring 15 installed therein moves to the front end cover assembly through the second positioning block 603.

When the output shaft of the third motor 654 rotates forwards, the mounting base 655 is in threaded fit with the first lead screw 653, so that the mounting base 655 moves downwards, when the fourth clamping jaw cylinder 657 moves to a proper position, the fourth clamping jaw cylinder 657 clamps the motor front end cover 13, then the output shaft of the third motor 654 rotates backwards, after the mounting base 655 rises to a certain height, the overturning cylinder 656 is started, and the overturning cylinder 656 overturns the motor front end cover 13.

After the front end cover rotor is placed on the second positioning block 603 at the front end cover assembly by the first translation mechanism, the output shaft of the third motor 654 rotates forward again, the mounting seat 655 descends, so that the front end cover rotor is sleeved, the motor front end cover 13 is loosened by the fourth clamping jaw cylinder 657, the reset is realized by the third motor 654 and the overturning cylinder 656, and after the motor front end cover 13 and the front end cover rotor are assembled, the front end cover rotor is moved away from the front end cover assembly and is close to the second translation mechanism.

And starting the fifth electric cylinder 72, driving the eleventh air cylinder 74 to move by the slide block on the fifth electric cylinder 72, driving the fifth clamping jaw air cylinder 77 by the eleventh air cylinder 74 through the sixteenth fixing plate 75 and the seventeenth fixing plate 76, and closing the first electric cylinder 51 when the fifth clamping jaw air cylinder 77 moves to a position right above the part after the second assembling mechanism is assembled.

A piston rod of the eleventh cylinder 74 extends out, the fifth clamping jaw cylinder 77 moves downwards, the fifth clamping jaw cylinder 77 clamps the part, a piston rod of the eleventh cylinder 74 retracts, and the part is taken out of the second positioning block 603.

And the fifth electric cylinder 72 is started again, the sliding block on the fifth electric cylinder 72 moves towards the third assembly mechanism, when the sliding block moves to a specified position, the piston rod of the eleventh air cylinder 74 extends out to drive the fifth clamping jaw air cylinder 77 to descend, the fifth clamping jaw air cylinder 77 releases the part, and the piston rod of the eleventh air cylinder 74 retracts, so that the part is moved from the second assembly mechanism to the third assembly mechanism.

An operator manually puts the stator 16 on the third positioning block 803, starts the fourth motor 801, the output shaft of the fourth motor 801 drives the third bearing disc 802 to rotate, and the third bearing disc 802 drives a plurality of third positioning blocks 803 bolted to move. The second translation mechanism inserts the front end cover rotor, to which the motor front end cover 13 is attached, into the stator 16.

The clamp spring assembly mechanism between the press-fitting mechanism and the second translation mechanism is used for mounting the second shaft clamp spring 12 on the rotating shaft 11, and the mounting mode of the second shaft clamp spring 12 is the same as that of the first shaft clamp spring 12.

When the third bearing plate 802 moves the part to the press-fitting mechanism, the piston rod of the twelfth cylinder 811 extends out to drive the push rod 812 to move downwards, the push rod 812 presses the front end cover rotor into the stator 16, when the piston rod of the twelfth cylinder 811 is reset, the push rod 812 rises, and the third bearing plate 802 rotates to move the press-fitted part to the screw-screwing mechanism.

The piston rod of the fifteenth cylinder 92 retracts, so that the pressing block 93 can press the part. An output shaft of the fifth motor 823 drives the second lead screw 822 to rotate, and the lead screw slider plate 824 horizontally slides through the thread matching with the second lead screw 822, so as to drive the carbon brush screwdriver 830 to move right above the assembly position.

The piston rod of the fourteenth air cylinder 828 retracts, the batch cutter lets the communication position of the inclined tube 833 and the assembly hole 832 be opened, the screw feeder adds screws into the assembly hole 832 through the inclined tube 833, and the two clamping blocks 835 are matched to clamp the screws in the assembly hole 832.

The piston rod of the fourteenth cylinder 828 is extended, the electric screwdriver fixing block 829 moves downwards, and the screwdriver blade of the carbon brush electric screwdriver 830 abuts against the cross-shaped groove of the head of the screw. The piston rod of thirteenth cylinder 825 stretches out, and screw machine link plate 827 downstream, the slope lateral wall of two clamp blocks 835 receives motor front end housing 13 to influence, loosens the screw, then carbon brush screwdriver 830 can pass through the screw tightening with motor front end housing 13 and rear end housing support 17, and the part after having twisted the screw is taken off by the staff is manual.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.