CN216176115U

CN216176115U - Angle mill motor stator line ball mould

Info

Publication number: CN216176115U
Application number: CN202121880693.XU
Authority: CN
Inventors: 刘洋; 张建方; 李涛
Original assignee: Xiangyang Dongyi Mould Co ltd
Current assignee: Xiangyang Dongyi Mould Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-04-05
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a motor stator wire pressing die of an angle grinder, which adopts die stamping to replace manual bending of a motor stator coil, and is provided with a vertical shaping mechanism, the vertical shaping mechanism is used for vertically shaping the stator coil when the wire pressing die bends the coil, so that the bending and the vertical shaping are completed at one time, the working time is saved, the production efficiency is improved, shaping parts are made of polypropylene materials, insulating paint outside the coil is effectively protected in the shaping process, the yield of products is effectively improved, a rotating wheel is arranged at the end part of a clamping rod to convert sliding friction into rolling friction between a tightening groove and the clamping rod, and the service life of the whole die is prolonged.

Description

Angle mill motor stator line ball mould

Technical Field

The utility model relates to a coil wire pressing and shaping die, in particular to a wire pressing die for a motor stator of an angle grinder.

Background

In the production process of a motor, an enameled wire is usually adopted by a stator coil of the motor, the enameled wire is wound to form a coil and then shaped, and then the coil is loaded into a stator, and the conventional shaping of the stator coil is usually realized by manually bending the stator coil to form a U-shaped stator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a motor stator wire pressing die of an angle grinder, which aims to solve the problems of low efficiency and poor precision of manual reshaping of a stator coil in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a motor stator wire pressing die of an angle grinder comprises an upper die, a lower die and a shaping mechanism, wherein the upper die comprises an upper die base, a first male die, an upper die core, a second male die and a push block are fixedly arranged below the upper die base, the first male die and the second male die are respectively arranged on two sides of the upper die core, a V-shaped tightening groove is formed in the push block, shaping grooves with bottom surfaces tangent to the upper die core are formed in two sides of the upper die base, the lower die comprises a lower die base, the lower die base is provided with a push block groove, a first female die, a lower die core, a second female die and a shaping mechanism rotating shaft, the push block groove is matched with the push block, the first female die, the lower die core and the second female die are respectively matched with the first male die, the upper die core and the second male die, the shaping mechanism rotating shaft is arranged between the second male die and the push block groove, the shaping mechanism comprises a first clamping rod and a second clamping rod which are rotatably connected through the shaping mechanism rotating shaft, a return spring is fixedly arranged between the first clamping rod and the second clamping rod, clamping plates are arranged at the ends, far away from the push block groove, of the first clamping rod and the second clamping rod, and the clamping plates are matched with the shaping groove.

Furthermore, the first male die, the upper die core and the second male die are semicircular, and the radius of the first male die and the radius of the second male die are the same and smaller than the radius of the upper die core.

Furthermore, the upper die base is provided with a guide groove which penetrates through the upper die base and the lower die base, and the guide rod is matched with the guide groove.

Furthermore, the first clamping rod and the second clamping rod are movably connected with the clamping plate, and anti-skid lines are arranged on the clamping plate.

Furthermore, the first clamping rod and the second clamping rod are respectively provided with a first rotating wheel and a second rotating wheel at the ends close to the push block groove.

Furthermore, the upper mold core, the lower mold core and the clamping plate are made of polypropylene.

Furthermore, the return spring is an olive-shaped profile spring

The utility model has the beneficial effects that:

adopt the mould punching press to replace the manual work to bend motor stator coil, vertical plastic mechanism has been set up simultaneously on the line ball mould, vertical plastic mechanism carries out vertical plastic to stator coil when the line ball mould is bent the coil, will bend and once accomplish with vertical plastic, practice thrift man-hour and improve production efficiency, plastic part adopts the polypropylene material, effectively protected the outer insulating varnish of coil in the plastic in-process, the yields of product has effectively been improved, the clamping bar tip sets up the runner and will tighten up groove and clamping bar spare and trun into rolling friction by sliding friction, the holistic life of mould has been improved.

Drawings

FIG. 1 is a perspective view of a motor stator wire pressing mold of an angle grinder according to the present invention.

FIG. 2 is a perspective view of an upper die of the motor stator wire pressing die of the angle grinder.

FIG. 3 is a lower die perspective view of the angle grinder motor stator wire pressing die of the present invention.

FIG. 4 is a perspective view of a shaping mechanism of a motor stator wire pressing die of the angle grinder.

In the figure: the die comprises an upper die 1, an upper die holder 101, a first male die 102, a die core 103, a second male die 104, a push block 105, a tightening groove 106, a guide groove 107, a shaping groove 108, a lower die 2, a lower die holder 201, a push block groove 202, a first female die 203, a lower die core 204, a second female die 205, a shaping mechanism rotating shaft 206, a guide rod 207, a shaping mechanism 3, a first clamping rod 301, a second clamping rod 302, a first rotating wheel 303, a second rotating wheel 304, a clamping plate 305, a return spring 306

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.

Referring to fig. 1-4, the present invention provides a technical solution: a motor stator wire pressing die of an angle grinder comprises an upper die 1, a lower die 2 and a shaping mechanism 3, wherein the upper die 1 comprises an upper die base 101, a first male die 102, a die core 103, a second male die 104 and a push block 105 are fixedly arranged below the upper die base 101, the first male die 102, the upper die core 103 and the second male die 104 are semicircular, the first male die 102 and the second male die 104 have the same radius and are smaller than the radius of the upper die core 103, a V-shaped tightening groove 106 is arranged on the push block 105, shaping grooves 108 with the bottom surfaces tangent to the upper die core 103 are arranged on two sides of the upper die base 101, a guide groove 107 penetrating through the upper die base 101 is arranged on the upper die base 101, the lower die 2 comprises a lower die base 201, the lower die base 201 is provided with a push block groove 202, a first female die 203, a lower die 204, a second female die 205, a shaping mechanism rotating shaft 206 and a guide rod 207, the push block groove 202 is matched with the push block male die 105, and the first female die 203, the lower die 204 and the second female die 205 are respectively connected with the first male die 102, the second female die 205, The upper mold core 103 and the second male mold 104 are matched in a semicircular shape, the guide rod 207 is matched with the guide groove 107, the shaping mechanism 3 comprises a first clamping rod 301 and a second clamping rod 302, the clamping rod 301 and the second clamping rod 302 are rotatably connected through a shaping mechanism rotating shaft 206, the ends of the first clamping rod 301 and the second clamping rod 302 close to the push block groove 202 are respectively provided with a first rotating wheel 303 and a second rotating wheel 304, the inner sides of the first clamping rod 301 and the second clamping rod 302 between the first rotating wheel 303 and the shaping mechanism rotating shaft 206 and between the first rotating wheel 303 and the second rotating wheel 304 and the shaping mechanism rotating shaft 206 are fixedly provided with a return spring 306, the return spring 306 is an olive-shaped special-shaped spring, one ends of the first clamping rod 301 and the second clamping rod 302 far away from the push block groove 202 are both movably provided with a clamping plate 305, the clamping plate 305 is matched with the shaping groove 108, the upper mold core 103, the lower mold core 204 and the clamping plate 305 are made of polypropylene, so that the damage to the insulating paint on the outer layer of the enameled wire during shaping can be effectively prevented.

When the motor stator coil shaping device is used, the motor stator coil is arranged in the lower mold core 204, the first concave mold 203 and the second concave mold 205 are higher than the lower mold core 204, the motor stator coil is limited and prevented from being separated when the coil of the wire pressing mold is shaped, the power device pushes the upper mold 1 to move downwards, the upper mold core 103 is pressed into the lower mold core 204 to shape the bottom of the motor stator coil, meanwhile, the V-shaped tightening groove 106 on the push block 105 drives the first rotating wheel 303 and the second rotating wheel 304 to tighten inwards when the push block 105 moves downwards, the clamp plate 305 is matched with the shaping groove 108 to shape the stator coil vertically, the upper mold 1 moves upwards after shaping is finished, the first clamping rod 301 and the second clamping rod 302 are opened outwards under the action of the reset spring 306, the clamp plate 305 is separated from the shaping groove 108, and the motor stator coil can be taken out of the mold.

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.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A motor stator wire pressing die of an angle grinder comprises an upper die, a lower die and a shaping mechanism, and is characterized in that the upper die comprises an upper die base, a first male die, an upper die core, a second male die and a push block are fixedly arranged below the upper die base, the first male die and the second male die are respectively arranged on two sides of the upper die core, a V-shaped tightening groove is arranged on the push block, shaping grooves with bottom surfaces tangent to the upper die core are arranged on two sides of the upper die base, the lower die comprises a lower die base, a push block groove, a first female die, a lower die core, a second female die and a shaping mechanism rotating shaft are arranged on the lower die base, the push block groove is matched with the push block, the first female die, the lower die core and the second female die are respectively matched with the first male die, the upper die core and the second male die, the shaping mechanism rotating shaft is arranged between the second male die and the push block, the shaping mechanism comprises a first clamping rod and a second clamping rod, the first clamping rod and the second clamping rod are connected through a rotating shaft of the shaping mechanism in a rotating mode, a reset spring is fixedly arranged between the first clamping rod and the second clamping rod, and clamping plates are arranged at the ends, far away from the push block groove, of the first clamping rod and the second clamping rod.

2. The angle grinder motor stator wire pressing die as claimed in claim 1, wherein the first punch, the upper die core and the second punch are semicircular, and the radius of the first punch and the radius of the second punch are the same and smaller than the radius of the upper die core.

3. The angle grinder motor stator wire pressing die as claimed in claim 1, wherein the upper die base is provided with a guide groove which penetrates through the upper die base and the lower die base is provided with a guide rod, and the guide rod is matched with the guide groove.

4. The angle grinder motor stator wire pressing die as claimed in claim 1, wherein the first clamping bar and the second clamping bar are movably connected with the clamping plate, and the clamping plate is provided with anti-skid threads.

5. The angle grinder motor stator wire pressing die as claimed in claim 1, wherein the first clamping bar and the second clamping bar are respectively provided with a first rotating wheel and a second rotating wheel near the ends of the push block slots.

6. The angle grinder motor stator wire pressing mold according to claim 1, wherein the upper mold core, the lower mold core and the clamping plate are made of polypropylene.

7. The angle grinder motor stator wire pressing die as claimed in claim 1, wherein the return spring is an olive-shaped profile spring.