阅读说明：本技术 一种折弯机前后送料的调节机构 (Adjusting mechanism for front and rear feeding of bending machine ) 是由 陈宝银 于 2021-09-29 设计创作，主要内容包括：本发明公开了一种折弯机前后送料的调节机构,包括送料框、电动伸缩杆、压板、固定板、延长板和通槽,所述送料框的顶部安装有四组呈方形布置的电动伸缩杆,所述电动伸缩杆的顶部安装有压板；所述送料框的底部安装有固定板,所述固定板的正面安装有电动推杆,所述电动推杆的正面安装有L字型板,所述L字型板的凹陷处底壁安装有倒L型板。本发明可对材料进行辅助推送,可避免较短材料的输送时,工作人员额外对材料施加推动力,且装置中对压板与传送带、两组限制板之间的间距均调节便捷,使得其更加契合材料的输送,且本装置可对材料进行凸起铲除,避免其携带凸起进入折弯机的内部,本装置与折弯机之间采用吸附连接增加联系性。(The invention discloses a mechanism for adjusting front and rear feeding of a bending machine, which comprises a feeding frame, electric telescopic rods, a pressing plate, a fixing plate, an extension plate and a through groove, wherein four groups of square electric telescopic rods are arranged at the top of the feeding frame, and the pressing plate is arranged at the top of each electric telescopic rod; the bottom of material conveying frame installs the fixed plate, electric putter is installed in the front of fixed plate, L style of calligraphy template is installed in electric putter's front, the L style of calligraphy template of falling is installed to the depressed part diapire of L style of calligraphy template. The auxiliary pushing device can assist in pushing materials, can avoid the situation that a worker additionally applies a pushing force to the materials when the shorter materials are conveyed, and the distances among the pressing plate, the conveying belt and the two groups of limiting plates in the device are conveniently adjusted, so that the material conveying device is more suitable for conveying the materials.)

1. The utility model provides an adjustment mechanism of pay-off around bender, includes material feeding frame (1), electric telescopic handle (2), clamp plate (3), fixed plate (4), extension plate (5) and leads to groove (6), its characterized in that: four groups of electric telescopic rods (2) which are arranged in a square shape are installed at the top of the feeding frame (1), the bottoms of the electric telescopic rods (2) extend into the feeding frame (1), and a pressing plate (3) is installed at the top of each electric telescopic rod (2);

the feeding device comprises a feeding frame (1), a fixing plate (4) is installed at the bottom of the feeding frame (1), an electric push rod (7) is installed on the front face of the fixing plate (4), the back face of the electric push rod (7) extends into the fixing plate (4), an L-shaped plate (8) is installed on the front face of the electric push rod (7), an inverted L-shaped plate (9) is installed on the bottom wall of a concave part of the L-shaped plate (8), and the front face of the inverted L-shaped plate (9) is attached to the front wall of the concave part of the L-shaped plate (8);

extension plate (5) are installed to the bottom of material feeding frame (1), and extension plate (5) are located the rear of fixed plate (4), the both sides outer wall of material feeding frame (1) all is provided with logical groove (6).

2. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: the top of the pressing plate (3) is provided with an embedded groove (10), the top of the pressing plate (3) is provided with two groups of moving grooves (11), the two groups of moving grooves (11) are respectively positioned in front of and behind the embedded groove (10), and the front inner wall and the rear inner wall of each moving groove (11) are provided with separating sheets.

3. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: fly leaf (12) are installed at the top of clamp plate (3), the rubber piece is installed at the top of fly leaf (12), threaded rod (13) are installed at the top of rubber piece, and the inside of fly leaf (12) is run through to the bottom of threaded rod (13), the gomphosis plectane is installed to the bottom of threaded rod (13), and the bottom of gomphosis plectane and the diapire laminating of gomphosis groove (10).

4. The adjusting mechanism for front and back feeding of the bending machine as claimed in claim 3, wherein: protection piece (14) are all installed to the back and the front of fly leaf (12), and the inside of two sets of shifting chute (11) is run through respectively to the bottom of two sets of protection pieces (14), electronic shrink pole (15) are run through to the top of protection piece (14), limiting plate (16) are installed to the bottom of electronic shrink pole (15).

5. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: two sets of shovel piece (17) down runs through to the inner wall of logical groove (6) and installs, the front of shovel piece (17) down is provided with two sets of slotted holes (18), the front of pay-off frame (1) is provided with two sets of thread grooves (19) of arranging side by side, locking screw (20) are installed in the front of thread groove (19), and the inside of slotted hole (18) is run through to the back of locking screw (20).

6. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: the utility model discloses a clamp plate, including clamp plate (3), clamp plate (22), shovel board (23) are installed to the inner wall of clamp plate (3), and the bottom of going up shovel board (23) is installed to the bottom of clamp plate (21), and the inside of clamp plate (22) is extended to the inner wall of clamp plate (22), the inserted bar (24) that the multiunit was arranged side by side is installed in the front of clamp plate (22), and the inside of clamp plate (22) is run through at the back of inserted bar (24).

7. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: the back of extension plate (5) is provided with notch (25) that the multiunit equidistance was arranged, a screw thread section of thick bamboo (26) is installed to the inner wall of notch (25), screw thread post (27) are installed to the inner wall of a screw thread section of thick bamboo (26), the back mounted of screw thread post (27) has rubber suction cup (28).

8. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: a plurality of groups of round rods (29) which are arranged in the front and back are arranged on the inner walls of the two sides of the concave part of the feeding frame (1), two groups of rotating rollers (30) which are arranged in the front and the back are arranged on the inner walls of the two sides of the concave part of the feeding frame (1), the two groups of rotating rollers (30) are respectively positioned in the front and the back of the round rod (29), wherein the outer surface of one group of the rollers (30) is provided with a conveyor belt (31), the inner wall of the conveyor belt (31) is attached to the outer walls of the other group of rollers (30) and the plurality of groups of round rods (29), the outer surface of the conveyor belt (31) is provided with a plurality of groups of scale marks (32) which are distributed at equal intervals, the outer walls of two sides of the feeding frame (1) are respectively provided with a flat plate, the top of the flat plate is provided with a servo motor (33), the output of servo motor (33) installs the pivot, and two sets of the one end of pivot is laminated with the one end of two sets of commentaries on classics rollers (30) respectively.

9. The adjusting mechanism for front and back feeding of the bending machine according to claim 1, is characterized in that: four groups of support rods (34) which are arranged in a square mode are installed at the bottom of the feeding frame (1), and connecting rods (35) are installed on the outer surfaces of the adjacent two groups of support rods (34).

10. The adjusting mechanism for front and back feeding of bending machine according to any one of claims 1-9, characterized in that the adjusting mechanism for front and back feeding of bending machine comprises the following working steps:

s1, when the device is used, the whole mechanism needs to be moved to a position near a bending machine, then a pushing force towards the feeding position of the bending machine is applied to the device, a rubber sucker (28) mounted on the back of the device is made to be attached to a plate surface below a feeding hole of the bending machine, then the pushing force is continuously applied to the device, air inside a space enclosed between the rubber sucker (28) and the bending machine is made to be discharged outwards, air pressure inside the rubber sucker (28) is smaller than external air pressure, the external air pressure can generate an extrusion force on the surface of the rubber sucker (28), the rubber sucker is made to be firmly adsorbed on the surface of the bending machine, the relation between the device and the bending machine is increased, and the device can be prevented from being separated from the bending machine when being collided to a certain extent and then affecting the conveying of materials;

s2, a worker can adjust the electric telescopic rods (2) on an external manipulator according to the thickness of the conveyed material, so that the four groups of electric telescopic rods (2) synchronously extend upwards or contract downwards, and then the pressing plate (3) is driven to move up and down along with the operation, so that the distance between the bottom of the pressing plate (3) and the top of the conveyor belt (31) is adjusted, and the distance is slightly larger than the thickness of the conveyed material;

s3, adjusting the distance between the two groups of limiting plates (16) according to the width of the conveyed material, rotating a nut installed on the outer surface of a threaded rod (13) anticlockwise by a worker, then canceling the fastening force between an embedding circular plate installed at the bottom of the threaded rod (13) and an embedding groove (10), then correspondingly applying a pushing force or a pulling force to the movable plate (12), then enabling a protective block (14), an electric contraction rod (15) and the limiting plates (16) to move along with the nut until the outer wall of one side of the limiting plate (16) is attached to the outer walls of the two sides of the conveyed material, namely stopping applying an external force to the movable plate (12), and then rotating the nut clockwise to enable the bottom of the nut to be closely attached to the top of the rubber sheet;

s4, starting the electric push rod (7) by a worker through an external controller to drive the electric push rod to drive the L-shaped plate (8) and the inverted L-shaped plate (9) to move forwards, adjusting the extension length of the electric push rod (7) according to the length of the conveyed material, and slightly reducing the distance between the inverted L-shaped plate (9) and the lower shovel block (17) to be less than the length of the conveyed material after the electric push rod (7) is adjusted;

s5, a worker places the conveying material above the inverted L-shaped plate (9), if the conveying material is short in length, the front surface of the conveying material is enabled to be attached to the back surface of the L-shaped plate (8), the back surface of the conveying material penetrates through a position between the lower shovel block (17) and the upper shovel plate (23), then the servo motors (33) and the electric push rods (7) are simultaneously started, rotating shafts arranged at the output ends of the two sets of servo motors (33) after the two sets of servo motors are started can drive the rotating rollers (30) to rotate according to a set direction and a set rotating speed, then the conveying belts (31) arranged on the outer surfaces of the two sets of rotating rollers (30) are enabled to rotate along with the rotating shafts, meanwhile, the electric push rods (7) correspondingly perform inward contraction operation, then the L-shaped plate (8) is driven to move towards the direction of the conveying frame (1), and then the L-shaped plate (8) can generate pulling force towards the conveying material frame (1), causing it to move towards the top of the conveyor belt (31) and then conveying the conveyed material through the conveyor belt (31) into the interior of the bending machine.

Technical Field

The invention relates to the technical field of bending machines, in particular to a mechanism for adjusting front and rear feeding of a bending machine.

Background

The bending machine is a machine capable of bending a thin plate, and mainly structurally comprises a support, a workbench and a clamping plate, wherein a coil is electrified by a wire when the bending machine is used, and the attraction force is generated on the clamping plate after the coil is electrified, so that the clamping of the thin plate between the clamping plate and a base is realized, the clamping needs to be externally connected with a feeding device to provide convenience for the plate to pass in and out of the bending machine, the feeding device needs to be provided with an adjusting mechanism, and then the application range of the plate is expanded.

The existing bending machine feeding device has the defects that:

1. the comparison document CN111136181A discloses a feeding device before bender, "including the base, the fixed first motor that is provided with through the mount pad in upper end one side of base, first motor output fixed mounting has the threaded rod, the base upper end is close to the fixed spout that is provided with in first motor output one side, spout upper end movable mounting has the movable block, the rectangular channel has been seted up to the movable block upper end, the base upper end is close to threaded rod one side fixed block that is provided with, fixed block upper end four corners department fixed mounting has four pulleys respectively, the base upper end is kept away from first motor one side and is provided with the second motor through the mount pad is fixed, the fixed pivot that is provided with of second motor output, the pivot outer end is overlapped respectively and is equipped with two porters, two the fixed a plurality of porters that are provided with in the porter outer end. The material plate feeding device can realize quick installation and feeding of the material plate, and prevent people from being hurt by directly contacting the bending machine. When the material is placed in the device, a worker needs to additionally apply a driving force to the material, so that the auxiliary material enters the device, and the time of the worker is wasted;

2. the comparison document CN108097753A discloses an automatic feeding device of a bending machine, which comprises a main feeding mechanism and an auxiliary feeding mechanism which are arranged on two sides of a lower die support, wherein the main feeding mechanism comprises a main transmission platform and a main feeding machine, the main transmission platform is provided with two sliding grooves which are vertical to a lower die, a feeding machine roller arranged on the main feeding machine is matched with the sliding grooves, and the feeding machine roller is controlled to rotate by a servo motor; and a main electromagnetic baffle is arranged on one side of the main feeder, which is close to the lower die, and the main electromagnetic baffle is matched with an auxiliary electromagnetic baffle in the auxiliary feeding mechanism to control the movement of the plate. By adopting the processing system to bend, automatic feeding and positioning can be realized, manual intervention is not needed in the bending process, the positioning is more accurate, the automation degree is high, and the processing efficiency is greatly improved. "however, the device lacks a structure for adjusting according to the thickness and the width of the material, so that the material can be inaccurate in the process of transportation;

3. the reference CN110802181A discloses an automatic feeding structure and a feeding method for a bending machine, which includes a bending machine body, a mounting frame, a bearing, a feeding shaft, a feeding frame, a sliding rail, a sliding block, a connecting rod, an electric telescopic cylinder, a steel plate clamping structure, and a jacking wheel. According to the feeding device, the feeding frame can rotate along with the steel plate when the bending machine body bends the steel plate, so that the steel plate can be clamped by the steel plate clamping structure, the sliding block can be driven to move forwards by the electric telescopic cylinder, the steel plate is driven to move forwards, the bending machine body stops moving when the bending position is reached, the bending machine body starts to bend, the feeding structure can drive the steel plate to bend for multiple times, and the labor intensity of workers is further saved. The device can not remove the adhered projections on the surface of the material, so that the material can damage the internal structure of other machines when being conveyed to the interior of other machines for acting;

4. the comparison document CN206455123U discloses a feeding mechanism of an FFC wire bending machine, "which includes a paying-off wheel, a wire passing wheel, a sensing wheel, a start paying-off switch and a stop paying-off switch. The utility model discloses in the winding has the FFC line and emits the FFC line through the control unidirectional rotation of preventing the line motor on the line wheel, and the end department of FFC line twines the running roller that passes the inducted wheel from the pan feeding running roller outside to wear out and transmit out to other processing agency of FFC line bender from the running roller medial surface of inducted wheel in, be the transmission of U shape on the running roller of inducted wheel, the up-and-down motion can be followed to the inducted wheel, and upper and lower utmost point switch and from the control lever motion, stop the output of unwrapping wire switch cooperation control inducted wheel along the control lever motion and control output FFC line provides smooth-going pan feeding mechanism. "however, the connection between the feeding mechanism and other machines in the device is not strong, and the device can be separated from contact with other machines when small collision occurs, and then the material transmission is influenced.

Disclosure of Invention

The invention aims to provide a mechanism for adjusting front and back feeding of a bending machine, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a front and back feeding adjusting mechanism of a bending machine comprises a feeding frame, electric telescopic rods, a pressing plate, a fixing plate, an extension plate and a through groove, wherein four groups of electric telescopic rods are arranged in a square shape at the top of the feeding frame, the bottoms of the electric telescopic rods extend into the feeding frame, and the pressing plate is arranged at the top of the electric telescopic rods;

the bottom of the feeding frame is provided with a fixed plate, the front surface of the fixed plate is provided with an electric push rod, the back surface of the electric push rod extends into the fixed plate, the front surface of the electric push rod is provided with an L-shaped plate, the bottom wall of a concave part of the L-shaped plate is provided with an inverted L-shaped plate, and the front surface of the inverted L-shaped plate is attached to the front wall of the concave part of the L-shaped plate;

the bottom of material conveying frame is installed the extension plate, and the extension plate is located the rear of fixed plate, the both sides outer wall of material conveying frame all is provided with logical groove.

Preferably, the top of the pressing plate is provided with a tabling groove, the top of the pressing plate is provided with two groups of moving grooves which are respectively positioned in front of and behind the tabling groove, and the front and rear inner walls of the moving grooves are provided with separating sheets.

Preferably, the movable plate is installed at the top of the pressing plate, the rubber sheet is installed at the top of the movable plate, the threaded rod is installed at the top of the rubber sheet, the bottom of the threaded rod penetrates through the inside of the movable plate, the embedded circular plate is installed at the bottom of the threaded rod, and the bottom of the embedded circular plate is attached to the bottom wall of the embedded groove.

Preferably, the back and the front of fly leaf all install the protection piece, and the inside of two sets of shifting chutes is run through respectively to the bottom of two sets of protection pieces, the top of protection piece is run through and is installed electronic shrink pole, the bottom of electronic shrink pole is installed the restriction board.

Preferably, two sets of the inner wall of logical groove runs through and installs shovel piece down, shovel piece's front is provided with two sets of slotted holes down, the front of pay-off frame is provided with two sets of thread grooves of arranging side by side, locking screw is installed in the front of thread groove, and the inside of slotted hole is run through at the back of locking screw.

Preferably, the front of clamp plate is installed the hang plate, the block frame is installed to the bottom of hang plate, the shovel board is installed to the inner wall of block frame, and goes up the inside that the bottom of shovel board extends the block frame, the inserted bar that the multiunit was arranged side by side is installed in the front of block frame, and the inside of block frame is run through at the back of inserted bar.

Preferably, the back of extension plate is provided with the notch that the multiunit equidistance was arranged, a screw thread section of thick bamboo is installed to the inner wall of notch, the screw thread post is installed to the inner wall of a screw thread section of thick bamboo, the back mounted of screw thread post has rubber suction cup.

Preferably, the pole of arranging around the multiunit is installed to the depressed part both sides inner wall of pay-off frame, the depressed part both sides inner wall of pay-off frame is installed two sets of commentaries on classics rollers of arranging around being, and two sets of commentaries on classics rollers are located the place ahead and the rear of pole respectively, and one set of wherein the surface mounting who changes the roller has the conveyer belt, and the inner wall of conveyer belt and the outer wall laminating of another a set of commentaries on classics roller and multiunit pole, the surface of conveyer belt is provided with the scale mark that multiunit equidistance distributes, the both sides outer wall of pay-off frame all installs dull and stereotypedly, servo motor is installed at dull and stereotyped top, the pivot is installed to servo motor's output, and two sets of the one end of pivot is laminated with the one end of two sets of commentaries on classics rollers respectively.

Preferably, four groups of support rods which are arranged in a square shape are installed at the bottom of the feeding frame, and connecting rods are installed on the outer surfaces of the two adjacent groups of support rods.

Preferably, the working steps of the front and back feeding adjusting mechanism of the bending machine are as follows:

s1, when the device is used, the whole mechanism needs to be moved to a position near a bending machine, then a pushing force towards the feeding position of the bending machine is applied to the device, a rubber sucker mounted on the back of the device is enabled to be attached to a plate surface below a feeding hole of the bending machine, then the pushing force is continuously applied to the device, air inside a space enclosed between the rubber sucker and the bending machine is enabled to be discharged outwards, air pressure inside the rubber sucker is smaller than external air pressure at the moment, the external air pressure can generate an extruding force on the surface of the rubber sucker, the rubber sucker is enabled to be firmly adsorbed on the surface of the bending machine, the connection between the device and the bending machine is increased, the device can be prevented from being separated from the bending machine when being collided to a certain extent, and then the conveying of materials is affected;

s2, the worker can adjust the electric telescopic rods on an external manipulator according to the thickness of the conveyed material, so that the four groups of electric telescopic rods can synchronously extend upwards or contract downwards, and then the pressing plate is driven to move up and down to adjust the distance between the bottom of the pressing plate and the top of the conveyor belt, so that the distance is slightly larger than the thickness of the conveyed material;

s3, adjusting the distance between the two groups of limiting plates according to the width of the conveyed material, rotating a nut arranged on the outer surface of a threaded rod anticlockwise by a worker, canceling the fastening force between an embedding circular plate and an embedding groove arranged at the bottom of the threaded rod, correspondingly applying a pushing force or a pulling force to the movable plate, moving the protective block, the electric contraction rod and the limiting plates along with the nut until the outer wall of one side of the limiting plate is attached to the outer walls of the two sides of the conveyed material, stopping applying an external force to the movable plate, and rotating the nut clockwise to enable the bottom of the nut to be closely attached to the top of the rubber sheet;

s4, starting the electric push rod by a worker through an external controller to drive the electric push rod to drive the L-shaped plate and the inverted L-shaped plate to move forwards, adjusting the extension length of the electric push rod according to the length of the conveyed material, and after the electric push rod is adjusted, slightly reducing the distance between the inverted L-shaped plate and the lower shovel block to the length of the conveyed material;

s5, the worker places the conveying material above the inverted L-shaped plate, if the conveying material is short in length, the front face of the conveying material can be made to be attached to the back face of the L-shaped plate, the back face of the conveying material penetrates through the position between the lower shovel block and the upper shovel plate, then the servo motors and the electric push rods are started simultaneously, after the two sets of servo motors are started, rotating shafts mounted at the output ends of the two sets of servo motors can drive the rotating rollers to rotate according to a set direction and a set rotating speed, then the conveying belts mounted on the outer surfaces of the two sets of rotating rollers are made to rotate along with the conveying belts, meanwhile, the electric push rods correspondingly perform inward contraction operation, then the L-shaped plate is driven to move towards the direction of the conveying frame, then the L-shaped plate can generate pulling force towards the conveying material to the conveying frame, the L-shaped plate is made to move towards the top of the conveying belts, and then the conveying material is conveyed into the bending machine through the conveying belts.

Compared with the prior art, the invention has the beneficial effects that:

1. when the conveying material is short, the back of the conveying material can penetrate through the space between the upper group of shovel blocks and the lower group of shovel blocks, the bottom of the front of the conveying material is arranged above the inverted L-shaped plate at the adjusted position, the front of the conveying material is attached to the back of the L-shaped plate, then the electric push rod is enabled to perform backward contraction operation, the L-shaped plate can be driven to move towards the direction of the conveying belt, the L-shaped plate can generate pulling force towards the conveying frame on the conveying material, the conveying material is enabled to move towards the top of the conveying belt, and then the conveying material is conveyed into the bending machine through the conveying belt, so that the situation that the front-stage workers apply pushing force towards the conveying belt on the conveying material can be avoided, and the workload of the workers is reduced;

2. the electric telescopic rod and the electric telescopic rod can be started according to the thickness of a conveyed material, when the electric telescopic rod correspondingly extends upwards or contracts downwards, the distance between the bottom of the pressing plate and the top of the conveying belt can be changed, and finally the bottom of the pressing plate is far from the top of the conveyed material to the position of-MM, so that the deformation phenomenon of the material in the conveying process can be avoided, the contraction or extension speed of the electric telescopic rod and the electric telescopic rod is kept consistent, the bottom of the limiting plate can be always attached to the top of the conveying belt, meanwhile, after a nut arranged on the outer surface of a threaded rod is taken down, external force is applied to the movable plate and can be transmitted to the protective block, then the protective block can move on the inner wall of the moving groove to change the distance between two groups of protective blocks arranged side by side, and then, the outer wall of one side of the two groups of limiting plates can be conveniently attached to the outer walls of two sides of the conveyed material respectively, the phenomenon that the two sides of the material deviate in the conveying process is avoided;

3. in the use process of the bending machine, the back surface of a conveying material needs to penetrate through a gap between the lower shovel block and the upper shovel plate before the conveying material is guided onto the conveying belt, and the distance between the bottom of the pressing plate and the top of the conveying belt is adjusted according to the thickness of the conveying material;

4. when the device is combined with a bending machine, the rubber sucker can be adsorbed on a lower plate at the feeding position of the bending machine, so that the connection between the device and the bending machine is increased, and the device can be prevented from being separated from the bending machine when being collided to a certain extent and then influencing the material conveying.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the mounting structure of the fixing plate, the electric push rod and the L-shaped plate according to the present invention;

FIG. 4 is a schematic view of the installation structure of the pressing plate, the movable plate and the protection block of the present invention;

FIG. 5 is a schematic view of the mounting structure of the lower shovel block and the locking screw according to the present invention;

FIG. 6 is a schematic view of the installation structure of the threaded cylinder, the threaded post and the rubber suction cup according to the present invention;

FIG. 7 is a schematic view of the installation structure of the feeding frame, the rotary roller and the conveyor belt of the present invention;

FIG. 8 is a schematic view of the mounting structure of the feeding frame, the electric telescopic rod and the pressing plate according to the present invention.

In the figure: 1. a feeding frame; 2. an electric telescopic rod; 3. pressing a plate; 4. a fixing plate; 5. an extension plate; 6. a through groove; 7. an electric push rod; 8. an L-shaped template; 9. an L-shaped plate is inverted; 10. a fitting groove; 11. a moving groove; 12. a movable plate; 13. a threaded rod; 14. a protection block; 15. an electrically retractable rod; 16. a limiting plate; 17. a lower shovel block; 18. a slot; 19. a thread groove; 20. a locking screw; 21. an inclined plate; 22. clamping the frame; 23. an upper shovel plate; 24. inserting a rod; 25. a notch; 26. a threaded barrel; 27. a threaded post; 28. a rubber suction cup; 29. a round bar; 30. rotating the roller; 31. a conveyor belt; 32. scale lines; 33. a servo motor; 34. a support bar; 35. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 2 and 3, an adjusting mechanism for front and rear feeding of a bending machine comprises a feeding frame 1, electric telescopic rods 2, a pressing plate 3, a fixing plate 4, an extension plate 5 and a through groove 6, wherein four groups of electric telescopic rods 2 arranged in a square shape are mounted at the top of the feeding frame 1, the bottoms of the electric telescopic rods 2 extend into the feeding frame 1, and the pressing plate 3 is mounted at the top of the electric telescopic rods 2;

concretely, the material feeding frame 1 is arranged in other each parts among the composite set, make things convenient for each inter-relation between the part, then increase the integration of function, electric telescopic handle 2 starts the back, can be corresponding to upwards extending or the shrink operation downwards, then drive clamp plate 3 and follow and reciprocate, with the interval between 3 bottoms of mediation clamp plate and the conveyer belt 31 top, the device is when using, the interval between 3 bottoms of clamp plate and the transport material needs between 0.5-1MM, can avoid transport material phenomenon that the deformation appears in the in-process of carrying, and the top of clamp plate 3 is comparatively crude, can avoid the fly leaf 12 at its top to appear sliding phenomenon.

The bottom of the feeding frame 1 is provided with a fixed plate 4, the front surface of the fixed plate 4 is provided with an electric push rod 7, the back surface of the electric push rod 7 extends into the fixed plate 4, the front surface of the electric push rod 7 is provided with an L-shaped plate 8, the bottom wall of the concave part of the L-shaped plate 8 is provided with an inverted L-shaped plate 9, and the front surface of the inverted L-shaped plate 9 is attached to the front wall of the concave part of the L-shaped plate 8;

specifically, the fixing plate 4 can provide a relatively stable installation place for the electric push rod 7, after the electric push rod 7 is started, the electric push rod 7 can correspondingly extend outwards or contract inwards as required so as to change the self comprehensive length, then the distance between the L-shaped plate 8 and the feeding frame 1 is changed, the position of the top of the inverted L-shaped plate 9 is lower than the top of the L-shaped plate 8, when the conveying material is short, a worker can penetrate the back of the conveying material between the upper and lower groups of shovel blocks, meanwhile, the bottom of the front of the conveying material is arranged above the inverted L-shaped plate 9 at the adjusted position, the front of the conveying material is attached to the back of the L-shaped plate 8, then the electric push rod 7 is enabled to perform backward contraction operation, then the L-shaped plate 8 and the inverted L-shaped plate 9 can be driven to move towards the direction of the conveying belt 31, then the L-shaped plate 8 can generate a pulling force towards the conveying material frame 1 for the conveying material, the material conveying device is driven to move towards the top of the conveying belt 31, conveying materials are conveyed into the bending machine through the conveying belt 31, if the conveying materials are long, the stretched electric push rod 7 can drive the L-shaped plate 8 to close the inverted L-shaped plate 9 to generate supporting force for the conveying materials, and the conveying materials can be prevented from falling down from the device to a certain extent.

Extension plate 5 is installed to the bottom of material feeding frame 1, and extension plate 5 is located the rear of fixed plate 4, and the both sides outer wall of material feeding frame 1 all is provided with logical groove 6.

Specifically, extension plate 5 can provide comparatively suitable mounted position for screw thread section of thick bamboo 26 in the device, and when avoiding later stage screw thread post 27 to drive rubber suction cup 28 installation, the feeding department of bender is plugged up to rubber suction cup 28, leads to setting up of groove 6 and is used for shovel piece 17 under the grafting.

Example two:

as shown in fig. 1, 4 and 8, a top portion of the pressing plate 3 is provided with a fitting groove 10, two sets of moving grooves 11 are provided on the top portion of the pressing plate 3, the two sets of moving grooves 11 are respectively located in front of and behind the fitting groove 10, and the front and rear inner walls of the moving grooves 11 are provided with partition pieces.

Specifically, the engaging groove 10 is used for installing a threaded rod 13 and an engaging circular plate, and the moving groove 11 is provided to facilitate the movement of the protective block 14 inside the moving groove under the pushing or pulling of an external force, so as to adjust the position of the protective block 14 inside the moving groove 11.

The top of the pressing plate 3 is provided with a movable plate 12, the top of the movable plate 12 is provided with a rubber sheet, the top of the rubber sheet is provided with a threaded rod 13, the bottom of the threaded rod 13 penetrates through the inside of the movable plate 12, the bottom of the threaded rod 13 is provided with an embedded circular plate, and the bottom of the embedded circular plate is attached to the bottom wall of the embedded groove 10.

Specifically, the movable plate 12 is installed to connect two sets of protection blocks 14, so that the three sets form a whole, a slot is formed in the top of the movable plate 12 for installing the threaded rod 13, when the distance between the two sets of limiting plates 16 needs to be adjusted according to the width of the conveyed material, the nut installed on the outer surface of the threaded rod 13 can be removed, then an external force is applied to the movable plate 12, the external force can be transmitted to the protection blocks 14 at the same time, then the protection blocks 14 can move on the inner wall of the moving slot 11 to change the distance between the two sets of protection blocks 14 arranged side by side, when the outer wall of one side of the two sets of limiting plates 16 is respectively attached to the outer walls of two sides of the conveyed material, the nut installed on the outer surface of the threaded rod 13 can be rotated clockwise to enable the bottom of the nut to be closely attached to the top of the rubber sheet, at this time, the bottom of the movable plate 12 can apply a certain amount of pressure to the top of the pressing plate 3, the installation position between the movable plate 12 and the pressing plate 3 can be fixed, and then the distance between the two sets of limiting plates 16 located below the pressing plate 3 can be determined.

The back and the front of the movable plate 12 are both provided with a protection block 14, the bottoms of the two groups of protection blocks 14 respectively penetrate through the insides of the two groups of moving grooves 11, the top of the protection block 14 is provided with an electric contraction rod 15 in a penetrating manner, and the bottom of the electric contraction rod 15 is provided with a limiting plate 16.

Specifically, protection piece 14 can be used to install electronic shrink pole 15, electronic shrink pole 15 and electric telescopic handle 2 synchronous operation, when electric telescopic handle 2 carries out the operation of upwards extending, electronic shrink pole 15 needs correspondingly to carry out the operation of downwardly extending, the rate that the two extends is the same, so that the restriction board 16 that electronic shrink pole 15 bottom was installed can laminate with the top of conveyer belt 31 all the time, restriction board 16 need laminate in the both sides of carrying the material when using, be used for the restriction to get into the inside transport material of this device, avoid its phenomenon that the both sides skew appears in transportation process, and its surface is smooth state, can reduce coefficient of friction.

Example three:

as shown in fig. 2 and 5, the inner walls of the two sets of through grooves 6 are provided with a lower shovel block 17 in a penetrating manner, the front surface of the lower shovel block 17 is provided with two sets of groove holes 18, the front surface of the feeding frame 1 is provided with two sets of thread grooves 19 arranged side by side, the front surface of each thread groove 19 is provided with a locking screw 20, and the back surface of each locking screw 20 penetrates through the inside of each groove hole 18.

The front surface of the pressing plate 3 is provided with an inclined plate 21, the bottom of the inclined plate 21 is provided with a clamping frame 22, the inner wall of the clamping frame 22 is provided with an upper shovel plate 23, the bottom of the upper shovel plate 23 extends out of the clamping frame 22, the front surface of the clamping frame 22 is provided with a plurality of groups of insertion rods 24 which are arranged side by side, and the back surface of the insertion rods 24 penetrates through the inside of the clamping frame 22.

Specifically, before the conveying material is guided into the device, the back surface of the conveying material needs to penetrate through a gap between the lower shovel block 17 and the upper shovel plate 23, the distance between the bottom of the pressing plate 3 and the top of the conveying belt 31 in the device is adjusted according to the thickness of the conveying material, at this time, the top of the lower shovel block 17 and the bottom of the upper shovel plate 23 are respectively attached to the bottom and the top of the conveying material, when the conveying material is pushed by external force to gradually penetrate through the gap between the lower shovel block 17 and the upper shovel plate 23, protrusions attached to the surface of the conveying material can be shoveled down by the upper shovel block and the lower block, the protrusions can be prevented from entering the bending machine along with the conveying material, bending parts inside the bending machine are damaged, the upper shovel plate 23 and the lower shovel block 17 in the device can be detached and replaced, the lower shovel block 17 penetrates through the thread groove 19 and the groove hole 18 through the locking screw 20, and then the lower shovel block 17 inserted into the two groups of through grooves 6 is locked, if shovel piece 17 needs to be dismantled from the device down, then need rotate locking screw 20 in advance and get off, then exert the thrust towards one side to shovel piece 17 down, make it break away from two sets of logical groove 6 can, go up shovel board 23 and insert to the inside of block frame 22, then lock the two through inserted bar 24, its dismantlement can be taken off inserted bar 24 earlier, then to go up shovel board 23 and exert the thrust of keeping away from block frame 22 can.

Example four:

as shown in fig. 1, 6 and 7, the rear surface of the extension plate 5 is provided with a plurality of equidistantly arranged notches 25, a threaded cylinder 26 is mounted on the inner wall of the notch 25, a threaded column 27 is mounted on the inner wall of the threaded cylinder 26, and a rubber suction cup 28 is mounted on the rear surface of the threaded column 27.

It is specific, be in the fixed mounting state between the inner wall of notch 25 and the screw thread section of thick bamboo 26, be in the situation that screw thread gomphosis is connected between screw thread section of thick bamboo 26 and the screw thread post 27, then can be convenient for rubber suction cup 28's dismantlement is connected, the staff is with the laminating of the face of rubber suction cup 28 with bender feed inlet below, later last exerting the driving force to this device, make inside air of the space that encloses between rubber suction cup 28 and the bender and toward outer the discharge, when the inside atmospheric pressure of rubber suction cup 28 is close to zero, its outside atmospheric pressure can produce the extrusion force to rubber suction cup 28's surface, make its firm surface of adsorbing at the bender, the contact between this device and the bender has been increased.

The utility model discloses a material conveying frame 1, including the recess both sides inner wall of material conveying frame 1, the recess both sides inner wall of material conveying frame 1 is installed the multiunit and is the round bar 29 of arranging around, two sets of roller 30 that are arranged around being installed to the recess both sides inner wall of material conveying frame 1, and two sets of roller 30 that change are located the place ahead and the rear of round bar 29 respectively, wherein a set of surface mounting who changes roller 30 has conveyer belt 31, and conveyer belt 31's inner wall and the laminating of the outer wall of another a set of roller 30 and multiunit round bar 29 of changing, conveyer belt 31's surface is provided with the scale mark 32 that the multiunit equidistance distributes, the both sides outer wall of material conveying frame 1 all installs dull and stereotyped, servo motor 33 is installed at dull and stereotyped top, the pivot is installed to servo motor 33's output, and the one end of two sets of pivot is laminated with the one end of two sets of roller 30 respectively.

Specifically, round bar 29 is used for strutting conveyer belt 31, avoid because the interval between two sets of commentaries on classics rollers 30 is too big, lead to conveyer belt 31's top under the suppression of the gravity of transported substance itself, recessed phenomenon appears, influence conveyer belt 31's life then, when this device uses, need start two sets of servo motor 33, the pivot that its output was installed can drive commentaries on classics roller 30 and rotate according to setting for the direction and setting for the rotational speed afterwards, then impel two sets of conveyer belt 31 that change roller 30 surface installation to follow the rotation, can be used to place the inside of leading-in to the bender of transported substance above conveyer belt 31.

Four groups of support rods 34 which are arranged in a square shape are installed at the bottom of the feeding frame 1, and connecting rods 35 are installed on the outer surfaces of the two adjacent groups of support rods 34.

Specifically, bracing piece 34 has a take the altitude, can this device lifting to bender feeding department place height, conveniently carries the material and leads to the inside to the bender through this device, and connecting rod 35 is used for increasing the associativity between four groups of bracing pieces 34, guarantees the stability of bracing piece 34.

Specifically, the working steps of the front and rear feeding adjusting mechanism of the bending machine are as follows:

s1, when the device is used, the whole mechanism needs to be moved to a position near a bending machine, then a pushing force towards the feeding position of the bending machine is applied to the device, the rubber sucker 28 mounted on the back of the device is made to be attached to a plate surface below a feeding hole of the bending machine, then the pushing force is continuously applied to the device, air in a space enclosed between the rubber sucker 28 and the bending machine is made to be discharged outwards, air pressure in the rubber sucker 28 is smaller than external air pressure at the moment, the external air pressure can generate an extrusion force on the surface of the rubber sucker 28, the rubber sucker is made to be firmly adsorbed on the surface of the bending machine, the connection between the device and the bending machine is increased, and the device can be prevented from being separated from the bending machine when being collided to a certain extent and then affecting the conveying of materials;

s2, a worker can adjust the electric telescopic rods 2 on an external manipulator according to the thickness of the conveyed material, so that the four groups of electric telescopic rods 2 are enabled to synchronously extend upwards or contract downwards, and then the pressing plate 3 is driven to move up and down to adjust the distance between the bottom of the pressing plate 3 and the top of the conveyor belt 31, so that the distance is slightly larger than the thickness of the conveyed material;

s3, adjusting the distance between the two groups of limiting plates 16 according to the width of the conveyed material, rotating a nut installed on the outer surface of the threaded rod 13 anticlockwise by a worker, then canceling the fastening force between the embedded circular plate installed at the bottom of the threaded rod 13 and the embedded groove 10, then correspondingly applying a pushing force or a pulling force to the movable plate 12, then moving the protective block 14, the electric contraction rod 15 and the limiting plates 16 along with the nut until the outer walls of one side of the limiting plates 16 are attached to the outer walls of the two sides of the conveyed material, namely stopping applying an external force to the movable plate 12, and then rotating the nut clockwise to enable the bottom of the nut to be closely attached to the top of the rubber sheet;

s4, starting the electric push rod 7 by a worker through an external controller to drive the electric push rod to drive the L-shaped plate 8 and the inverted L-shaped plate 9 to move forwards, adjusting the extension length of the electric push rod 7 according to the length of the conveyed material, and after the electric push rod 7 is adjusted, slightly reducing the distance between the inverted L-shaped plate 9 and the lower shovel block 17 to the length of the conveyed material;

s5, the worker places the conveying material above the inverted L-shaped plate 9, and if the length of the conveying material is short, the front surface of the conveying material can be enabled to be attached to the back surface of the L-shaped plate 8, the back surface of the conveying material penetrates through the space between the lower shovel block 17 and the upper shovel plate 23, then the servo motors 33 and the electric push rods 7 are simultaneously started, the rotating shafts arranged at the output ends of the two sets of servo motors 33 after being started can drive the rotating rollers 30 to rotate according to the set direction and the set rotating speed, then the transmission belt 31 arranged on the outer surface of the two groups of rotating rollers 30 is driven to rotate, and the electric push rod 7 correspondingly performs inward contraction operation, then drive L style of calligraphy board 8 to the direction removal of pay-off frame 1 place, later L style of calligraphy board 8 can produce the pulling force towards pay-off frame 1 department to the transported material, impel its top towards conveyer belt 31 to remove, and then will transport the inside of material conveying entering bender through conveyer belt 31.

The working principle is as follows: the rubber suction cups 28 can be adsorbed on a plate below the feeding position of the bending machine, then the connection between the device and the bending machine is increased, when the conveyed material is short, the back surface of the conveyed material needs to penetrate through the space between the lower shovel block 17 and the upper shovel plate 23, the electric push rod 7 is operated to enable the conveyed material to extend outwards, then the L-shaped plate 8 and the inverted L-shaped plate 9 are placed at proper positions, then the front surface of the conveyed material is attached to the back surface of the L-shaped plate 8 and is positioned above the inverted L-shaped plate 9, the servo motor 33 and the electric push rod 7 are simultaneously started, the electric push rod 7 performs inward contraction operation, then the L-shaped plate 8 is enabled to generate pulling force towards the conveying frame 1 to enable the conveyed material to move towards the top of the conveying belt 31, meanwhile, bulges on the surface of the material can be removed through the lower shovel block 17 and the upper shovel plate 23, the conveyed material is conveyed into the bending machine through the conveying belt 31, the rotating roller 30 is driven to rotate by a rotating shaft arranged at the output end of the servo motor 33, and the material above the rotating roller 30 can be conveyed to the interior of the bending machine by a conveying belt 31 arranged on the outer surface of the rotating roller 30.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.