阅读说明：本技术 一种数控铣床用防卡死的电机直驱式转台 (Dead motor direct drive formula revolving stage of anti-sticking for numerically controlled fraise machine ) 是由 付炎杰 池宁 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种数控铣床用防卡死的电机直驱式转台,包括基座,所述基座的顶部转动连接有转台体,基座的内部固定安装有防卡死组件；所述防卡死组件包括伺服电机、驱动齿轮、补偿齿轮和从动齿环,基座的内部固定安装有伺服电机,伺服电机的输出轴上固定安装有驱动齿轮,基座的顶部转动连接有补偿齿轮,转台体的内部固定安装有从动齿环。该数控铣床用防卡死的电机直驱式转台,防卡死组件上设置的从动齿环,从动齿环的内侧与左右两个驱动齿轮的一侧啮合,补偿齿轮的外侧与左右两个驱动齿轮的另一侧啮合,从动齿环、驱动齿轮和补偿齿轮之间相互配合,保证运动过程中可相互抱紧,抱紧后不会产生晃动,降低卡死现象的发生。(The invention discloses an anti-jamming motor direct-drive type rotary table for a numerical control milling machine, which comprises a base, wherein the top of the base is rotatably connected with a rotary table body, and an anti-jamming assembly is fixedly arranged in the base; the anti-blocking component comprises a servo motor, a driving gear, a compensating gear and a driven gear ring, the servo motor is fixedly mounted inside the base, the driving gear is fixedly mounted on an output shaft of the servo motor, the compensating gear is rotatably connected to the top of the base, and the driven gear ring is fixedly mounted inside the rotary table body. This numerical control milling machine is with dead motor direct drive formula revolving stage of anti-sticking, the driven ring gear that sets up on the anti-sticking subassembly, the inboard of driven ring gear with control two drive gear's one side meshing, the outside of compensating gear with control two drive gear's opposite side meshing, mutually support between driven ring gear, drive gear and the compensating gear, can hold tightly each other in the assurance motion process, hold tightly the back and can not produce and rock, reduce the emergence of the phenomenon of sticking to death.)

1. The utility model provides a dead motor direct drive formula revolving stage of anti-sticking for numerically controlled fraise machine, includes base (1), its characterized in that: the top of the base (1) is rotatably connected with a rotary table body (2), and an anti-blocking assembly (3) is fixedly arranged in the base (1);

dead subassembly of anti-sticking (3) includes servo motor (301), drive gear (302), compensating gear (303) and driven ring gear (304), and the inside fixed mounting of base (1) has servo motor (301), and fixed mounting has drive gear (302) on the output shaft of servo motor (301), and the top of base (1) is rotated and is connected with compensating gear (303), and the inside fixed mounting of revolving stage body (2) has driven ring gear (304).

2. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the top fixedly connected with of base (1) holds and connects ring (101), holds and connects ring (101) and keep away from the inside that one side of base (1) extended to revolving stage body (2), holds and connects ring (101) and revolving stage body (2) the connected relationship be rotation connection.

3. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the rotary table body (2) corresponds to the base (1) in position, the rotary table body (2) is concentric with the base (1), a sealing ring (201) is arranged at the bottom of the rotary table body (2), one side, far away from the rotary table body (2), of the sealing ring (201) extends to the inner top of the base (1), and the sealing ring (201) is connected with the base (1) in a rotating mode.

4. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the outer side of the rotary table body (2) is provided with a scale ring (202), the scale ring (202) is annular, and the inner side of the scale ring (202) is attached to the outer wall of the rotary table body (2).

5. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the servo motor (301) is two in number and distributed left and right, the output shaft of the servo motor (301) faces the top, the inner side of the driving gear (302) is sleeved on the outer side of the output shaft of the servo motor (301), the top of the driving gear (302) is flush with the top of the output shaft of the servo motor (301), and the driving gear (302) is located inside the rotary table body (2).

6. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the compensating gear (303) is located inside the rotary table body (2), a rotating shaft (3031) is fixedly installed inside the compensating gear (303), one side, far away from the compensating gear (303), of the rotating shaft (3031) extends into the base (1), the rotating shaft (3031) is concentric with the base (1), the connecting relation between the rotating shaft (3031) and the base (1) is in rotating connection, and the left side and the right side of the compensating gear (303) are respectively meshed with the opposite sides of the left driving gear and the right driving gear (302).

7. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the driven gear ring (304) is positioned at the inner bottom of the rotary table body (2), the outer side of the driven gear ring (304) is attached to the inner wall of the rotary table body (2) and is fixedly connected with the inner wall, and the left side and the right side of the inner part of the driven gear ring (304) are respectively meshed with the separated sides of the left driving gear (302) and the right driving gear (302).

8. The anti-seize motor direct-drive turntable for the numerically controlled milling machine according to claim 1, characterized in that: the driven gear ring (304), the compensating gear (303) and the driving gear (302) are on the same horizontal line, the left driving gear and the right driving gear (302) are the same in size and opposite in position, and the compensating gear (303) can rotate at the inner bottom of the rotary table body (2) in cooperation with the left driving gear and the right driving gear (302).

Technical Field

The invention relates to the technical field of numerical control milling machines, in particular to an anti-jamming motor direct-drive type rotary table for a numerical control milling machine.

Background

The numerical control milling machine is a numerical control machine with a strong processing function, a rapidly developed processing center, a flexible processing unit and the like are generated on the basis of the numerical control milling machine and a numerical control boring machine, and the milling mode cannot be separated from the milling mode.

The existing numerical control milling machine is widely applied, the numerical control milling machine is convenient to use, and can process workpieces with complex shapes, the rotary table used by the existing numerical control milling machine is manually realized by workers, but the milling requirement is high in precision, the manual operation easily generates precision deviation, the existing rotary mode can generate the phenomenon of blocking after long-term use, and further the rotary table is inconvenient to rotate, the processing of the workpieces is influenced, the requirement of milling processing is difficult to meet, so that the numerical control milling machine is provided with the motor direct-drive type rotary table for preventing blocking to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an anti-jamming motor direct-drive type rotary table for a numerically controlled milling machine, which has the advantages of convenience in use and difficulty in jamming, and solves the problems that the rotary table used by the existing numerically controlled milling machine is manually rotated by workers, but the precision deviation is easily caused by manual operation due to high milling requirement precision, and the jamming phenomenon can be caused after long-term use by the existing rotary mode, so that the rotary table is inconvenient to rotate and the processing of workpieces is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the anti-jamming motor direct-drive type rotary table for the numerical control milling machine comprises a base, wherein the top of the base is rotatably connected with a rotary table body, and an anti-jamming assembly is fixedly arranged in the base;

the anti-blocking component comprises a servo motor, a driving gear, a compensating gear and a driven gear ring, the servo motor is fixedly mounted inside the base, the driving gear is fixedly mounted on an output shaft of the servo motor, the compensating gear is rotatably connected to the top of the base, and the driven gear ring is fixedly mounted inside the rotary table body.

Furthermore, the top of the base is fixedly connected with a bearing ring, one side of the bearing ring, which is far away from the base, extends into the rotary table body, and the bearing ring is rotatably connected with the rotary table body.

Furthermore, the rotary table body corresponds to the base in position, the rotary table body is concentric with the base, the sealing ring is arranged at the bottom of the rotary table body, one side, away from the rotary table body, of the sealing ring extends to the inner top of the base, and the sealing ring is connected with the base in a rotating mode.

Furthermore, the outer side of the rotary table body is provided with a scale ring, the scale ring is annular, and the inner side of the scale ring is attached to the outer wall of the rotary table body.

Further, servo motor's quantity is two, and controls the distribution, and servo motor's output shaft is towards the top, and drive gear's inboard cup joints in servo motor's output shaft outside, and drive gear's top and servo motor's output shaft top parallel and level, drive gear are located the inside of the revolving stage body.

Furthermore, the compensation gear is located the inside of revolving stage body, and the inside fixed mounting of compensation gear has the pivot, and one side that the compensation gear was kept away from to the pivot extends to the inside of base, and the pivot is concentric with the base, and the pivot is connected for rotating with the base, and the left and right sides of compensation gear meshes with the relative one side of two drive gears about respectively.

Furthermore, the driven gear ring is positioned at the inner bottom of the rotary table body, the outer side of the driven gear ring is attached to the inner wall of the rotary table body and fixedly connected with the inner wall, and the left side and the right side of the inner part of the driven gear ring are respectively meshed with the separated sides of the left driving gear and the right driving gear.

Furthermore, the driven gear ring, the compensation gear and the driving gear are on the same horizontal line, the left driving gear and the right driving gear are the same in size and opposite in position, and the compensation gear can rotate at the inner bottom of the rotary table body in cooperation with the left driving gear and the right driving gear.

Compared with the prior art, the invention provides an anti-jamming motor direct-drive type rotary table for a numerical control milling machine, which has the following beneficial effects:

1. the anti-jamming motor direct-drive turntable for the numerical control milling machine has the advantages that the base can be used for supporting the anti-jamming motor direct-drive turntable for the numerical control milling machine through the arranged base, the bottom of the base can be connected with a milling machine guide rail and used for basic connection, the top of the turntable body can be used for placing workpieces through the arranged turntable body, the workpieces are positioned and installed to facilitate the processing of the workpieces, the turntable body is rotatably connected with the base and can be used for position adjustment in the processing process of the workpieces, the bearing ring is arranged on the base, one side, away from the base, of the bearing ring extends to the inside of the turntable body and can be used for the connection effect with the turntable body, the rotating position of the turntable body is limited to avoid shaking and deviation, the sealing ring arranged on the turntable body extends to the inside of the turntable base, the sealing ring can be sealed with the outside, and scrap iron is prevented from entering between the turntable body and the inside of the base, make its inside can die because the iron fillings blocks, and the sealing ring can rotate on the base, increase the spacing effect of motion, guarantee the equilibrium of motion, improve the rotational stabilization purpose, through the dead subassembly of anti-sticking that sets up, the dead subassembly of anti-sticking can be used to the revolving stage body pivoted power take off, guarantees the power supply when rotating, and the dead subassembly of anti-sticking can guarantee the revolving stage body when the motion, the dead phenomenon of card can not appear, improves its suitability, improves work efficiency.

2. The anti-jamming motor direct-drive type rotary table for the numerical control milling machine can be used for providing power for the rotary table body to rotate through the servo motors arranged on the anti-jamming components, the number of the servo motors is two, the servo motors are positioned on the left side and the right side inside the base and can be used for providing power, the left power and the right power of the rotary table body are uniform, when the rotary table body is prevented from rotating, one side of the rotary table body can be inclined due to insufficient power and further is jammed, the rotary table body is prevented from rotating, the two driving gears are arranged on the left side and the right side through the driving gears arranged on the anti-jamming components, the driving gears are respectively positioned on the output shafts of the left servo motor and the right servo motor, the rotation can be realized through the power of the servo motors, the effect of power transmission is achieved on the anti-jamming components, the two driving gears are distributed on the left side and the right side, the stress of the rotary table body in motion can be balanced on the left side and the right side, the safety and the stability of the rotary table body can be improved, the occurrence of the jamming phenomenon can be reduced, the compensating gears arranged on the anti-jamming components, the inner side of the compensating gear is provided with a rotating shaft which is rotationally connected with the base, the rotation of the rotating shaft can drive the compensating gear to synchronously rotate, the compensating gear is positioned between the left driving gear and the right driving gear, when the left driving gear and the right driving gear synchronously rotate, the opposite sides of the left driving gear and the right driving gear are in an unbalanced state, no external force is supported, the compensating gear can compensate the unbalance between the left driving gear and the right driving gear, a driven gear ring is arranged on the anti-blocking component, the outer side of the driven gear ring is connected with the inner side of the rotary table body, the inner side of the driven gear ring is meshed with the left driving gear and the right driving gear, the power of the driving gears can be transmitted to the driven gear ring, the driven gear ring drives the rotary table body to rotate, the rotary table body can drive a workpiece to rotate and adjust, the inner side of the driven gear ring is meshed with one side of the left driving gear and the right driving gear, the outer side of the compensating gear is meshed with the other side of the left driving gear and the right driving gear, the driven gear ring, the driving gear and the compensation gear are matched with each other, so that the locking in the motion process can be guaranteed, the driven gear ring, the driving gear and the compensation gear are on the same horizontal line, the locking cannot shake, and the occurrence of the blocking phenomenon is reduced.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of an anti-seize assembly according to the present invention.

In the figure: the device comprises a base 1, a bearing ring 101, a rotary table body 2, a sealing ring 201, a scale ring 202, an anti-blocking assembly 3, a servo motor 301, a driving gear 302, a compensating gear 303, a rotating shaft 3031 and a driven gear ring 304.

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.

Referring to fig. 1-3, a direct-drive turntable of an anti-jamming motor for a numerically controlled milling machine includes a base 1, and through the base 1, the base 1 can be used for supporting the direct-drive turntable of the anti-jamming motor for the numerically controlled milling machine, and the bottom of the base 1 can be connected with a milling machine guide rail for basic connection, and is characterized in that: the top of the base 1 is rotatably connected with a turntable body 2, the turntable body 2 is arranged, the top of the turntable body 2 can be used for placing workpieces, positioning and mounting the workpieces, and processing of the workpieces is facilitated, the turntable body 2 is rotatably connected with the base 1 and can be used for position adjustment in the processing process of the workpieces, a bearing ring 101 is arranged on the base 1, one side, away from the base 1, of the bearing ring 101 extends into the turntable body 2 and can be used for connection with the turntable body 2, the rotating position of the turntable body 2 is limited to avoid shaking and offsetting, a sealing ring 201 is arranged on the turntable body 2, one side, away from the turntable body 2, of the sealing ring 201 extends into the base 1 and can be sealed with the outside, scrap iron is prevented from entering between the turntable body 2 and the inside of the base 1, the inside of the turntable body can be clamped by the scrap iron, the sealing ring 201 can rotate on the base 1, and the limiting effect of movement is improved, the balance of movement is guaranteed, the purpose of stable rotation is improved, the anti-blocking assembly 3 is fixedly mounted inside the base 1, the anti-blocking assembly 3 can be used for power output of rotation of the rotary table body 2 through the arranged anti-blocking assembly 3, power supply during rotation is guaranteed, the anti-blocking assembly 3 can guarantee that the rotary table body 2 cannot be blocked when moving, applicability of the rotary table is improved, and working efficiency is improved;

the anti-blocking component 3 comprises a servo motor 301, a driving gear 302, a compensating gear 303 and a driven gear ring 304, wherein the servo motor 301 is fixedly installed inside the base 1, the servo motor 301 arranged on the anti-blocking component 3 can be used for providing power for the rotation of the rotary table body 2, the servo motors 301 are two and are positioned on the left side and the right side inside the base 1, when the power is provided, the left power and the right power of the rotary table body 2 are uniform, when the rotary table body 2 rotates, one side of the rotary table body can be inclined due to insufficient power, and then blocking is caused, the driving gear 302 is fixedly installed on an output shaft of the servo motor 301, the driving gear 302 arranged on the anti-blocking component 3 is two and is respectively positioned on output shafts of the left servo motor 301 and the right servo motor 301, rotation can be realized through the power of the servo motor 301, and the effect of power transmission is achieved for the anti-blocking component 3, the two driving gears 302 are distributed left and right to ensure that the stress of the rotary table body 2 during movement can be balanced left and right, the safety and stability of the rotary table body are improved, and the occurrence of the blocking phenomenon is reduced, the top of the base 1 is rotatably connected with a compensating gear 303, the compensating gear 303 is arranged on the anti-blocking component 3, a rotating shaft 3031 rotatably connected with the base 1 is arranged on the inner side of the compensating gear 303, the rotating shaft 3031 can drive the compensating gear 303 to rotate synchronously, the compensating gear 303 is positioned between the left driving gear 302 and the right driving gear 302, when the left driving gear 302 and the right driving gear 302 rotate synchronously, the opposite sides of the left driving gear 302 and the right driving gear 302 are in an unbalanced state without external force support, the compensating gear 303 can compensate the unbalance between the left driving gear 302 and the right driving gear 302, a driven gear ring 304 is fixedly arranged inside the rotary table body 2, the driven gear ring 304 is arranged on the anti-blocking component 3, and the outer side of the driven gear ring 304 is connected with the inner side of the rotary table body 2, and the inboard of driven ring gear 304 with control two drive gear 302 meshing, drive gear 302's power can transmit driven ring gear 304, make driven ring gear 304 drive the revolving stage body 2 and rotate, guarantee that revolving stage body 2 can drive the work piece and rotate the regulation, and the inboard of driven ring gear 304 meshes with one side of controlling two drive gear 302, the outside of compensating gear 303 meshes with the opposite side of controlling two drive gear 302, driven ring gear 304, mutually support between drive gear 302 and the compensating gear 303, guarantee that can hold tightly each other in the motion process, and driven ring gear 304, drive gear 302 and compensating gear 303 are at same water flat line, can not produce after holding tightly and rock, reduce the emergence of blocking the phenomenon.

And, this dead motor direct drive formula revolving stage of anti-sticking for numerically controlled fraise machine, the power supply of utilizing two servo motor 301, guarantee the equilibrium of the revolving stage body 2 motion, and the automatic drive of electrodynamic type, the convenience has been increased, utilize driven ring gear 304, the meshing effect between drive gear 302 and the compensating gear 303, transmission between tooth and the tooth, the precision when multiplicable regulation, improve the regulation precision, guarantee the size of work piece processing is exquisite, through driven ring gear 304, the locking meshing between drive gear 302 and the compensating gear 303, guarantee the motion balance, avoid the crooked back card of motion unbalance to die.

When in implementation, the method comprises the following steps:

1) after the two servo motors 301 are synchronously started, the two servo motors respectively drive the two driving gears 302 to rotate;

2) the left and right driving gears 302 act on the driven gear ring 304 in a moving way;

3) the left driving gear 302 and the right driving gear 302 move synchronously to drive the compensating gear 303 to move, and the compensating gear 303 compensates unbalance of the left driving gear 302 and the right driving gear 302;

4) the driven gear ring 30 after moving drives the rotary table body 2 to move synchronously.

In summary, the anti-jamming motor direct-drive turntable for the numerically controlled milling machine has the advantages that the base 1 can be used for supporting the anti-jamming motor direct-drive turntable for the numerically controlled milling machine through the arranged base 1, the bottom of the base 1 can be connected with a milling machine guide rail and used for basic connection, the turntable body 2 is arranged, the top of the turntable body 2 can be used for placing a workpiece and positioning and mounting the workpiece so as to facilitate the processing of the workpiece, the turntable body 2 is rotatably connected with the base 1 and can be used for position adjustment in the processing process of the workpiece, the bearing ring 101 is arranged on the base 1, one side, away from the base 1, of the bearing ring 101 extends into the turntable body 2 and can be used for connection with the turntable body 2, the rotating position of the turntable body 2 is limited so as to avoid shaking and deviation, the sealing ring 201 is arranged on the turntable body 2, one side, away from the turntable body 2, of the sealing ring 201 extends into the base 1, can be with external sealing, avoid iron fillings to enter into between revolving stage body 2 and the base 1 is inside, it is dead because of iron fillings to make its inside card, and sealing ring 201 can rotate on base 1, increase the spacing effect of motion, guarantee the equilibrium of motion, improve the rotational stabilization purpose, through the dead subassembly 3 of anti-sticking that sets up, the dead subassembly 3 of anti-sticking can be used to revolving stage body 2 pivoted power take off, guarantee the power supply when rotating, the dead subassembly 3 of anti-sticking can guarantee revolving stage body 2 in the motion, the dead phenomenon of card can not appear, improve its suitability, and the work efficiency is improved.

Moreover, the servo motors 301 arranged on the anti-blocking component 3 can be used for providing power for the rotation of the rotary table body 2, the servo motors 301 are two and are positioned at the left side and the right side inside the base 1, when the power is provided, the left power and the right power of the rotary table body 2 are uniform, the phenomenon that when the rotary table body 2 rotates, one side of the rotary table body 2 is inclined due to insufficient power so as to cause blocking is avoided, the anti-blocking component 3 is enabled to have the effect of power transmission by the driving gears 302 arranged on the anti-blocking component 3, the driving gears 302 are two and are respectively positioned on the output shafts of the left servo motor 301 and the right servo motor 301, the rotation can be realized by the power of the servo motors 301, the anti-blocking component 3 is enabled to have the effect of power transmission, the two driving gears 302 are distributed left and right, the left-right balance of the stress of the rotary table body 2 in motion is ensured, the safety and the stability of the rotary table body are increased, the occurrence of the blocking phenomenon is reduced, and the compensation gear 303 arranged on the anti-blocking component 3, the inner side of the compensating gear 303 is provided with a rotating shaft 3031 which is rotatably connected with the base 1, the rotation of the rotating shaft 3031 can drive the compensating gear 303 to synchronously rotate, the compensating gear 303 is positioned between the left driving gear 302 and the right driving gear 302, when the left driving gear 302 and the right driving gear 302 synchronously rotate, the opposite sides of the left driving gear 302 and the right driving gear 302 are in an unbalance state without external force support, the compensating gear 303 can compensate the unbalance between the left driving gear 302 and the right driving gear 302, a driven gear ring 304 is arranged on the anti-blocking component 3, the outer side of the driven gear ring 304 is connected with the inner side of the rotary table body 2, the inner side of the driven gear ring 304 is meshed with the left driving gear 302 and the right driving gear 302, the power of the driving gear 302 can be transmitted to the driven gear ring 304, so that the driven gear ring 304 drives the rotary table body 2 to rotate, the rotary table body 2 can drive a workpiece to rotate and adjust, and the inner side of the driven gear ring 304 is meshed with one side of the left driving gear 302 and the right driving gear 302, the outside of compensating gear 303 meshes with the opposite side of controlling two drive gear 302, driven ring gear 304, mutually support between drive gear 302 and the compensating gear 303, guarantee that can hold tightly each other in the motion process, and driven ring gear 304, drive gear 302 and compensating gear 303 are at same water flat line, can not produce after holding tightly and rock, reduce the emergence of the dead phenomenon of card, the revolving stage that current numerically controlled fraise machine used has been solved, its rotation mode passes through the manual realization of staff, but because it is high to mill the requirement precision, artificial operation easily produces the precision skew, and current rotation mode, can produce the dead phenomenon of card after long-term the use, and then inconvenient rotation revolving stage, influence the problem of the processing of work piece.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.