CN220964583U - Tooling for pressing commutator into rotor core assembly - Google Patents

Abstract

The utility model discloses a tooling for pressing a commutator into a rotor core assembly, which comprises a base, wherein first threaded rods are symmetrically arranged on the base, belt pulleys are arranged on the first threaded rods, two belt pulleys are in transmission mounting with one belt, a second motor is arranged in the base, the output end of the second motor is fixedly connected with one of the first threaded rods, two groups of first threaded rods are in threaded connection with a pressing plate, a plurality of pressing rods are annularly arranged at the bottom ends of the pressing plates, a pressing ring is arranged at the bottom ends of the pressing rods, a fixed cylinder is arranged on the base, lifting mechanisms are symmetrically arranged on two sides of the fixed cylinder, the output end of the first motor is fixedly connected with the second threaded rod, threaded blocks are rotatably connected on the second threaded rod, and limiting plates are arranged between the threaded blocks.

Description

Tooling for pressing commutator into rotor core assembly

Technical Field

The utility model relates to the field of assembly tools, in particular to a tool for pressing a commutator into a rotor core assembly.

Background

The commutator is a component for continuously rotating the motor and is formed by pressing a rotor core into a rotor shaft core, the commutator is an important component of an armature of the DC motor and an armature of an AC commutator motor, the commutator can play a role in commutation when the motor rotates, the common commutator is assembled by observing the meshing condition of an inner ring and an outer ring through eyes and combining the inner ring and the outer ring through manual pressing, but the situation that the force application is too large easily occurs when the commutator is pressed by hands, the front end of the outer ring overflows the iron core, repeated restoration and resetting are needed, and abrasion is increased and meshing tightness is affected due to repeated moving friction when efficiency is reduced.

The current authorized bulletin number is CN209134242U discloses a rotor commutator pressure equipment frock, includes: the first positioning structure is used for positioning the commutator, and the second positioning structure is used for fixing the rotor core assembly; the first positioning structure is arranged in the second positioning structure and is coaxially arranged with the second positioning structure; the first positioning structure is provided with a positioning hole for embedding the commutator, and the inner wall of the positioning hole is provided with a first positioning key for preventing the commutator from rotating; the center of the positioning hole is also provided with a yielding hole for accommodating the rotor shaft core to extend in; the second positioning structure is provided with a second positioning key matched with the rotor core groove in a positioning way; the second positioning structure is also provided with an arc groove parallel to the base, and a bolt passes through the arc groove to be fastened with the base; releasing the bolt enables the second positioning structure to rotate left and right along the circular arc groove.

The existing solutions in the above have the following problems: because the variety of commutator is various, first location structure can not satisfy the different demands of the high difference of the outer lane joint position in the different types of commutator when assembling, and functional structure is comparatively single.

Disclosure of utility model

The utility model aims to provide a tooling for pressing a commutator into a rotor core assembly, so as to solve the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a frock of rotor core subassembly is impressed to commutator, includes base, first motor, the symmetry is provided with first threaded rod on the base, the screw thread on two sets of first threaded rods is reverse screw thread each other, be provided with the belt pulley on the first threaded rod, the same belt is installed in the transmission on two belt pulleys, be provided with the second motor in the base, the output of second motor with one of them first threaded rod fixed connection, threaded connection has the clamp plate on two sets of first threaded rods, the clamp plate bottom annular is provided with a plurality of depression bars, the depression bar bottom is provided with the clamping ring, be provided with a fixed section of thick bamboo on the base, fixed section of thick bamboo bilateral symmetry is provided with elevating system, elevating system includes the second threaded rod, first motor output fixedly connected with the second threaded rod, the second threaded rod with fixed section of thick bamboo rotates to be connected, the screw thread on the second threaded rod each other is reverse screw thread, be connected with the screw thread piece on the second threaded piece, be provided with the limiting plate between the screw thread piece.

Preferably, sliding grooves are symmetrically formed in two sides of the fixed cylinder, and the threaded blocks are in sliding connection with the fixed cylinder through the sliding grooves.

Preferably, an annular block is arranged at the bottom end of the other one of the two first threaded rods, the annular block is rotationally connected with the base, and the first threaded rod is rotationally connected with the base.

Preferably, the pressing plate is provided with a first groove, the limiting plate is provided with a second groove, and the base is provided with a third groove.

Preferably, the inner ring of the compression ring is identical to the commutator in size.

Preferably, a top cover is arranged at the top end of the belt pulley.

Preferably, the two sets of first motors are synchronous motors.

Compared with the prior art, the utility model has the beneficial effects that:

Through setting up elevating system, through the reciprocates of control limiting plate, satisfy the high different demands of the outer lane joint position in the commutator of different kinds when assembling, convenient operation, the practicality is strong, has improved the efficiency of impressing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a tooling for pressing a commutator into a rotor core assembly according to the present embodiment;

FIG. 2 is a schematic structural view of the stationary barrel of the present embodiment;

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 of the present embodiment.

In the drawings, the list of components represented by the various numbers is as follows:

1. A belt; 2. a first groove; 3. a belt; 4. a top cover; 5. a first threaded rod; 6. a pressing plate; 7. a compression bar; 8. a compression ring; 9. a fixed cylinder; 10. a bottom plate; 11. a rotor core; 12. a commutator; 13. a rotor shaft core; 14. an annular block; 15. a first motor; 16. a chute; 17. a limiting plate; 18. a second groove; 19. a third groove; 20. a screw block; 21. a second threaded rod; 22. and a second motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a frock of rotor core subassembly is impressed to commutator, the on-line screen storage device comprises a base 10, first motor 15, the symmetry is provided with first threaded rod 5 on the base 10, the screw thread on two sets of first threaded rods 5 is reverse screw thread each other, be provided with belt pulley 3 on the first threaded rod 5, same belt 1 is installed in the transmission on two belt pulleys 3, be provided with second motor 22 in the base 10, the output and one of them first threaded rod 5 fixed connection of second motor 22, threaded connection has clamp plate 6 on two sets of first threaded rods 5, clamp plate 6 bottom annular is provided with a plurality of depression bars 7, the depression bar 7 bottom is provided with clamping ring 8, be provided with fixed section of thick bamboo 9 on the base 10, fixed section of thick bamboo 9 bilateral symmetry is provided with elevating system, elevating system includes second threaded rod 21, the screw thread on the first motor 15 output fixedly connected with second threaded rod 21, second threaded rod 21 rotates with fixed section of thick bamboo 9 and is connected, the screw thread on two sets of second threaded rod 21 is reverse screw thread each other, be connected with thread piece 20 on the second threaded rod 21, be provided with limiting plate 17 between the thread piece 20.

Specifically, the two sides of the fixed cylinder 9 are symmetrically provided with the sliding grooves 16, the threaded blocks 20 are slidably connected with the fixed cylinder 9 through the sliding grooves 16, the first motor 15 is started to drive the second threaded rod 21 to rotate, and meanwhile, the threaded blocks 20 and the limiting plates 17 are driven to move up and down.

Specifically, the bottom end of the other first threaded rod 5 in the two first threaded rods 5 is provided with an annular block 14, the annular block 14 is rotationally connected with the base 10, the first threaded rod 5 is rotationally connected with the base 10, the second motor 22 is started to drive the first threaded rod 5 to rotate, so that the belt pulley 3 and the belt 1 are driven to rotate, the other belt pulley 3 and the first threaded rod 5 are driven to rotate, the annular block 14 enables the first threaded rod 5 to rotate more smoothly, and meanwhile the first threaded rod 5 is prevented from being separated from the base 10 in the rotation process.

Specifically, the pressing plate 6 is provided with a first groove 2, the limiting plate 17 is provided with a second groove 18, the base 10 is provided with a third groove 19, and the first groove 2, the second groove 18 and the third groove 19 are matched with the rotor shaft core 13.

Specifically, the inner ring of the pressing ring 8 is identical to the commutator 12 in size, and when the pressing ring 8 presses down the rotor core 11, the commutator 12 can smoothly pass through the inner ring of the pressing ring 8, so that the commutator 12 is completely pressed in.

Specifically, the top end of the belt pulley 3 is provided with a top cover 4, so that the rotation of the belt pulley 3 can be smoothly performed.

Specifically, the two first motors 15 are synchronous motors, and the synchronous operation can make the limiting plate 17 move up and down stably.

One specific application embodiment of this embodiment is:

When the device is used, the first motor 15 is started to drive the second threaded rod 21 to rotate, the thread block 20 and the limiting plate 17 are driven to move up and down, the limiting plate 17 is moved to a proper position, the rotor shaft core of the rotor shaft core assembly is placed in the second groove 18 and the third groove 19, then the rotor core 11 is prevented from being placed on the commutator 12, the meshing position is determined correctly after the placement is finished, the second motor 22 is started to drive the first threaded rod 5 to rotate, the belt pulley 3 and the belt 1 are driven to rotate, the other belt pulley 3 and the first threaded rod 5 are driven to rotate, the annular block 14 enables the first threaded rod 5 to rotate more smoothly, meanwhile, the first threaded rod 5 is prevented from being separated from the base 10 in the rotating process, the pressing plate 6 is in threaded connection with the first threaded rod 5, the pressing rod 7 and the pressing ring 8 are driven to press the rotor core 11 downwards, the commutator 12 can pass through the inner ring of the pressing ring 8 smoothly, the complete pressing in of the commutator 12 is ensured, and the next pressing operation of the commutator can be taken out after the pressing in is finished.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims (7)

1. Tooling for pressing commutator into rotor core component, which is characterized in that: including base (10), first motor (15), symmetry is provided with first threaded rod (5) on base (10), the screw thread on two sets of first threaded rods (5) is reverse screw thread each other, be provided with belt pulley (3) on first threaded rod (5), the transmission is installed same belt (1) on two belt pulleys (3), be provided with second motor (22) in base (10), the output of second motor (22) with one of them first threaded rod (5) fixed connection, threaded connection has clamp plate (6) on two sets of first threaded rods (5), clamp plate (6) bottom annular is provided with a plurality of depression bars (7), the depression bar (7) bottom is provided with clamping ring (8), be provided with fixed cylinder (9) on base (10), fixed cylinder (9) bilateral symmetry is provided with elevating system, elevating system includes second threaded rod (21), first motor (15) output fixedly connected with second threaded rod (21), second threaded rod (21) and second threaded rod (21) are threaded connection's on two sets of rotation screw thread (21) are threaded connection each other on two sets of threaded rods (21), a limiting plate (17) is arranged between the thread blocks (20).

2. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: sliding grooves (16) are symmetrically formed in two sides of the fixed cylinder (9), and the threaded blocks (20) are connected with the fixed cylinder (9) in a sliding mode through the sliding grooves (16).

3. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: the bottom end of the other first threaded rod (5) in the two threaded rods (5) is provided with an annular block (14), the annular block (14) is rotationally connected with the base (10), and the first threaded rod (5) is rotationally connected with the base (10).

4. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: the pressing plate (6) is provided with a first groove (2), the limiting plate (17) is provided with a second groove (18), and the base (10) is provided with a third groove (19).

5. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: the inner ring of the compression ring (8) is identical to the commutator (12).

6. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: a top cover (4) is arranged at the top end of the belt pulley (3).

7. The tooling for pressing a commutator into a rotor core assembly of claim 1, wherein: the two groups of first motors (15) are synchronous motors.