CN219817942U

CN219817942U - Two-section motor shaft die

Info

Publication number: CN219817942U
Application number: CN202321218122.9U
Authority: CN
Inventors: 尧望辉
Original assignee: Qingdao Wangsheng Electromechanical Co ltd
Current assignee: Qingdao Wangsheng Electromechanical Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-10-13
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses the technical field of automobile motor production equipment, which specifically comprises the following steps: the utility model relates to a two-section motor shaft die, which comprises a base, the top outer wall of base is fixed with mould fixing base a, mould fixing base b is provided with on the top sliding connection of mould fixing base a, mould fixing base b's top outer wall is fixed with elevating gear, mould fixing base b's bottom outer sliding connection has last mould, mould fixing base a's bottom inner wall is fixed with damper, damper includes movable fixed plate, supporting part and buffer part, can know through above-mentioned mode that the vibration that the utility model produced effectively reduces the bed die during operation, and then avoid the bed die to appear damaging because the vibration is great for the life of bed die is effectively improved.

Description

Two-section motor shaft die

Technical Field

The utility model relates to the technical field of automobile motor production equipment, in particular to a two-section motor shaft die.

Background

The shaft is a cylindrical object penetrating through the middle of the bearing or the middle of the wheel or the middle of the gear, but also has a small part of square shape, the shaft is a mechanical part which supports the rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, the shaft is generally in a metal round rod shape, each section can have different diameters, the part which rotates in the machine is arranged on the shaft, wherein a motor shaft is a component which is coaxially arranged in the motor stator and fixedly provided with the motor stator and is used for outputting the torque of the motor, and the motor shaft is generally produced by adopting a die, and the motor shaft die is particularly important.

Most of the existing motor shafts are manufactured through two-section type dies, the two-section type dies are simple to replace, but the requirements on the damping performance of the dies are stricter, if the damping performance of the dies is poor, larger shaking is easily generated between the lower dies, and further the accuracy of the motor shafts produced by the dies is affected, most of the existing two-section type dies utilize multiple groups of springs to buffer and damp, but the damping effect of the single springs is poor, and the processing and the use of workers are inconvenient.

It is therefore necessary to develop a two-stage motor shaft mold.

Disclosure of Invention

The utility model aims to provide a two-section motor shaft die, which solves the problems that most of two-section dies proposed in the background art utilize a plurality of groups of springs to buffer and absorb shock, but the buffer and the shock absorption effects of a single spring are poor, and the two-section dies are inconvenient for workers to process and use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the two-section motor shaft die comprises a base, wherein a die fixing seat a is fixed on the outer wall of the top end of the base, a lower die is slidably connected to the top end of the die fixing seat a, a die fixing seat b is arranged at the upper end of the die fixing seat a, a lifting device is fixed on the outer wall of the top end of the die fixing seat b, an upper die is slidably connected to the outer bottom end of the die fixing seat b, a damping component is fixed on the inner wall of the bottom end of the die fixing seat a, and the upper end of the damping component is connected with the outer bottom wall of the lower die;

the damping component comprises a movable fixing plate, a supporting component and a damping component, wherein the supporting component is fixedly connected with two sides of the outer wall of the bottom end of the movable fixing plate, the damping component is fixedly connected with the center of the outer wall of the bottom end of the movable fixing plate, and the bottom end of the lower die is fixedly connected with the outer wall of the top end of the movable fixing plate.

Preferably, the outside end wall of removal fixed plate and the inboard end wall sliding connection of mould fixing base a, buffer unit includes two backup pads, the top of backup pad all is fixed with the bottom outer wall fixed connection of removal fixed plate, two the opposite side end of backup pad all is fixed with the arc protruding grain.

Preferably, the outer wall bottom below of removal fixed plate is provided with places the case, the bottom of placing the case and the bottom inner wall fixed connection of mould fixing base a, place the outer wall top of case and be located and be fixed with the stand between the backup pad, the outer wall top of stand is provided with the annular slab two the outer wall of annular slab all contacts with the protruding grain of arc.

Preferably, the inner side end wall sliding connection of placing the case has the movable plate, the bottom outer wall of movable plate is fixed with the damping bumper shock absorber, the bottom of damping bumper shock absorber with place the bottom inner wall fixed connection of case, the bottom of backup pad and the top outer wall both sides fixed connection of movable plate.

Preferably, the support component comprises a rubber damping block, the bottom end of the rubber damping block is fixedly connected with two sides of the inner wall of the bottom end of the die fixing seat a, an elastic rod is fixedly connected with the top end of the rubber damping block, and the top end of the elastic rod is fixedly connected with two sides of the outer wall of the bottom end of the movable fixing plate.

Preferably, the inner side end wall of the die fixing seat b is fixedly connected with a buffer pad, the outer walls of the two sides of the upper die are in sliding connection with the outer walls of the buffer pad, the two sides of the outer wall of the top end of the die fixing seat b are in threaded connection with mounting bolts, and the bottom ends of the mounting bolts penetrate through the outer walls of the bottom end of the buffer pad and are in threaded connection with the two sides of the outer wall of the top end of the upper die.

Preferably, the moving grooves are formed in the end walls of the two sides of the die fixing seat b, the moving blocks are slidably connected with the end walls of the inner sides of the moving grooves, inserting rods are fixedly arranged at one ends of the moving blocks, which are close to the upper die, and one ends of the inserting rods, which are far away from the moving blocks, are slidably connected with the outer walls of the two sides of the upper die.

Preferably, the one end that the inserted bar was kept away from to the movable block all rotates and is connected with the screw rod, the one end that the movable block was kept away from to the screw rod all with the both sides outer wall threaded connection of mould fixing base b.

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

according to the utility model, when the lower die vibrates due to stamping, the buffer component can absorb and weaken the generated vibration through the elastic reaction force generated by the rubber damping block and the elastic rod, and the support component can buffer and weaken the vibration generated by the lower die again through the cooperation among the upright post, the annular plate, the arc-shaped convex particle and the damping shock absorber.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model in elevation;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

fig. 4 is a schematic perspective view of a moving block and a plunger according to the present utility model.

In the figure: 100. a base; 200. a die fixing seat a; 210. moving the fixed plate; 220. a rubber damping block; 230. an elastic rod; 240. a support plate; 241. an annular plate; 242. arc-shaped convex particles; 250. placing a box; 260. damping shock absorber; 300. a lower die; 400. a die fixing seat b; 410. a cushion pad; 420. installing a bolt; 430. a moving block; 431. a screw; 432. a rod; 433. a moving groove; 500. and (5) feeding a die.

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.

The utility model provides the following technical scheme: the two-stage motor shaft die can effectively perform shock absorption and buffering on a lower die in the using process, so that the precision of the motor shaft prepared by the die is higher, please refer to fig. 1-4, the motor shaft die comprises a base 100, a die fixing seat a200 is fixed on the outer wall of the top end of the base 100, the die fixing seat a200 is arranged for mounting the lower die 300, the lower die 300 is slidably connected with the top end of the die fixing seat a200, the lower die 300 is matched with an upper die 500 for producing and preparing the motor shaft, a die fixing seat b400 is arranged at the upper end of the die fixing seat a200, a lifting device is fixed on the outer wall of the top end of the die fixing seat b400, the die fixing seat b400 is arranged for mounting and fixing the upper die 500, the upper die 500 is slidably connected outside the bottom end wall of the die fixing seat b400, the inner side end wall of the die fixing seat b400 is fixedly connected with a buffer pad 410, the two side outer walls of the upper die 500 are slidably connected with the outer walls of the cushion 410, the two sides of the top end outer wall of the die fixing seat b400 are respectively and threadedly connected with a mounting bolt 420, the bottom end of the mounting bolt 420 passes through the bottom end outer wall of the cushion 410 and is in threaded connection with the two sides of the top end outer wall of the upper die 500, the mounting bolts 420 are arranged for fixing the upper die 500 from the top end parts of the die fixing seat b400 and the upper die 500, the two side end walls of the die fixing seat b400 are respectively provided with a movable groove 433, the inner side end walls of the movable grooves 433 are respectively and slidably connected with a movable block 430, the ends of the movable blocks 430, which are close to the upper die 500, are respectively and fixedly provided with a plug rod 432, the ends of the movable blocks 430, which are far away from the movable blocks 430, are respectively and rotationally connected with screw rods 431, the ends of the screw rods 431, which are far away from the movable blocks 430, are respectively and are in threaded connection with the two side outer walls of the die fixing seat b400, the worker can rotate the screw 431 so that the screw 431 drives the moving block 430 to move, and when the moving block 430 moves in the direction of the upper die 500, both side ends of the upper die 500 can be fixed through the inserting rods 432, and slots are formed in the outer walls of both sides of the upper die 500 at the connection positions with the mounting bolts 420;

the bottom end inner wall of the die fixing seat a200 is fixedly provided with a damping component, the damping component is arranged to reduce vibration received by the lower die 300 in the production process, the upper end of the damping component is connected with the bottom end outer wall of the lower die 300, the damping component comprises a movable fixing plate 210, a supporting component and a buffering component, the supporting component is fixedly connected with two sides of the bottom end outer wall of the movable fixing plate 210, the supporting component comprises a rubber damping block 220, the bottom end of the rubber damping block 220 is fixedly connected with the top end of the rubber damping block 220, the top end of the elastic rod 230 is fixedly connected with two sides of the bottom end outer wall of the movable fixing plate 210, the rubber damping block 220 and the elastic rod 230 are arranged to reduce vibration received by the lower die 300 from two ends of the movable fixing plate 210 by utilizing elastic force, the buffering component is fixedly connected with the center of the bottom end outer wall of the movable fixing plate 210, the elastic rod 230 is specifically sleeved with a telescopic rod provided with a spring, the bottom end of the lower die 300 is fixedly connected with the top end wall of the movable fixing plate 210 through a spring in the telescopic process, and the bottom end of the lower die 300 is fixedly connected with the inner side wall of the end wall of the movable fixing seat 210 through the movable fixing plate 200;

the buffer component comprises two support plates 240, the top ends of the support plates 240 are fixedly connected with the outer walls of the bottom ends of the movable fixing plates 210, arc-shaped protruding particles 242 are fixed at opposite side ends of the two support plates 240, when the set support plates 240 move downwards, the set arc-shaped protruding particles 242 can be abutted against the annular plates 241, when the lower die 300 is subjected to vibration, the movable fixing plates 210 can be driven to move downwards, the movable fixing plates 210 can drive the support plates 240 to move downwards, when the support plates 240 move, the set annular plates 241 can rub against the arc-shaped protruding particles 242, so that elastic acting force generated by springs during compression and vibration applied to the lower die 300 can be buffered and absorbed, the material of the set arc-shaped protruding particles 242 is preferably rubber, a placing box 250 is arranged below the bottom end of the outer wall of the movable fixing plates 210, the bottom end of the placing box 250 is fixedly connected with the inner wall of the bottom end of the die fixing seat a200, an upright post is arranged above the top end of the outer wall of the placing box 250, the outer wall of the annular plates 241 are contacted with the protruding particles 242, when the support plates 240 move, the set annular plates 241 are in contact with the annular plates 241, the positions of the inner walls of the supporting plates are opposite side walls of the annular plates are arranged, the inner walls of the annular plates are connected with the bottom end walls of the movable fixing plates 260, and the shock absorber 260 can be damped and the shock absorber is connected with the bottom end of the inner walls of the annular plates 260, and the shock absorber is arranged at the bottom end of the bottom end plate 260, and the shock absorber is connected with the bottom end of the shock absorber plate. The damping damper 260 is pressed by the moving plate, and the damping damper 260 is provided to cushion and damp the shock received by the lower die 300 by the moving plate.

Working principle: firstly, the bottom end of the lower die 300 and the top end of the movable fixing plate 210 can be fixedly connected by a bolt, then the top end of the upper die 500 is inserted into the die fixing seat b400, then the top end of the upper die 500 and the top end of the die fixing seat b400 are fixedly connected by a mounting bolt 420, then the movable block 430 drives the inserting rod 432 to fixedly insert the two ends of the upper die 500 by rotating the screw 431, after the fixing is finished, a motor shaft stamping material is placed at the top end of the lower die 300, then the die fixing seat b400 is controlled by a lifting device to move downwards, so that the upper die 500 and the lower die 300 are matched to carry out stamping production on a motor shaft, in the stamping process, the lower die 300 can generate vibration, the movable fixing plate 210 is driven to move when the lower die 300 generates vibration, the movable fixing plate 210 is moved, the rubber damping block 220 and the elastic rod 230 generate elastic force to buffer and absorb the vibration received by the lower die 300 due to the extrusion of the movable fixing plate 210, simultaneously, when the movable fixing plate 240 moves downwards, the movable fixing plate 240 is arranged to move downwards, the movable supporting plate 241 is arranged to move downwards, the annular supporting plate 241 is arranged to be capable of compressing the lower die 300, the vibration absorber 260 is simultaneously generated by the vibration absorber 260, and the vibration is reduced, the vibration absorber is simultaneously, the vibration is generated to the vibration absorber is damped by the lower die 300 is continuously, and the vibration absorber is reduced by the vibration absorber is generated by the lower die 260, and the vibration absorber is simultaneously, the vibration absorber is generated by the vibration absorber 260 and the vibration absorber is generated by the lower plate 260 and the vibration plate is generated by the lower plate 260 and the vibration absorber plate is compressed by the lower plate. The lower mold 300 can be moved upward to be restored by the cooperation between the damping spring provided at the outer wall of the damping damper 260 and the elastic rod 230.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a two segmentation motor shaft moulds, includes base (100), the top outer wall of base (100) is fixed with mould fixing base a (200), the top sliding connection of mould fixing base a (200) has bed die (300), the upper end of mould fixing base a (200) is provided with mould fixing base b (400), the top outer wall of mould fixing base b (400) is fixed with elevating gear, the bottom outer sliding connection of mould fixing base b (400) has last mould (500), its characterized in that: a damping component is fixed on the inner wall of the bottom end of the die fixing seat a (200), and the upper end of the damping component is connected with the outer wall of the bottom end of the lower die (300);

the damping component comprises a movable fixing plate (210), a supporting component and a damping component, wherein the supporting component is fixedly connected with two sides of the outer wall of the bottom end of the movable fixing plate (210), the damping component is fixedly connected with the center of the outer wall of the bottom end of the movable fixing plate (210), and the bottom end of the lower die (300) is fixedly connected with the outer wall of the top end of the movable fixing plate (210).

2. The two-stage motor shaft die set forth in claim 1, wherein: the outer side end wall of the movable fixing plate (210) is in sliding connection with the inner side end wall of the die fixing seat a (200), the buffer component comprises two support plates (240), the top ends of the support plates (240) are fixedly connected with the outer wall of the bottom end of the movable fixing plate (210), and arc-shaped protruding particles (242) are fixed at the opposite side ends of the two support plates (240).

3. The two-stage motor shaft die as set forth in claim 2, wherein: a placing box (250) is arranged below the bottom end of the outer wall of the movable fixing plate (210), the bottom end of the placing box (250) is fixedly connected with the bottom end inner wall of the die fixing seat a (200), the top end of the outer wall of the placement box (250) and the support plates (240) are fixedly provided with upright posts, and annular plates (241) are arranged above the top end of the outer wall of the upright posts, and the outer walls of the annular plates (241) are in contact with arc-shaped convex particles (242).

4. A two-stage motor shaft die as in claim 3, wherein: the inner side end wall sliding connection who places case (250) has the movable plate, the bottom outer wall of movable plate is fixed with damping bumper shock absorber (260), the bottom of damping bumper shock absorber (260) and the bottom inner wall fixed connection who places case (250), the bottom of backup pad (240) and the top outer wall both sides fixed connection of movable plate.

5. The two-stage motor shaft die set forth in claim 1, wherein: the supporting part comprises a rubber damping block (220), wherein the bottom end of the rubber damping block (220) is fixedly connected with two sides of the inner wall of the bottom end of the die fixing seat a (200), the top end of the rubber damping block (220) is fixedly connected with an elastic rod (230), and the top end of the elastic rod (230) is fixedly connected with two sides of the outer wall of the bottom end of the movable fixing plate (210).

6. The two-stage motor shaft die set forth in claim 1, wherein: the inner side end wall of the die fixing seat b (400) is fixedly connected with a buffer pad (410), the outer walls of the two sides of the upper die (500) are in sliding connection with the outer walls of the buffer pad (410), the two sides of the outer wall of the top end of the die fixing seat b (400) are respectively in threaded connection with a mounting bolt (420), and the bottom ends of the mounting bolts (420) penetrate through the outer wall of the bottom end of the buffer pad (410) and are in threaded connection with the two sides of the outer wall of the top end of the upper die (500).

7. The two-stage motor shaft die set forth in claim 6, wherein: the movable groove (433) has all been seted up to the both sides end wall of mould fixing base b (400), the inboard end wall of movable groove (433) all sliding connection has movable block (430), the one end that movable block (430) is close to last mould (500) all is fixed with inserted bar (432), the one end that movable block (430) was kept away from to inserted bar (432) and the both sides outer wall sliding connection of last mould (500).

8. The two-stage motor shaft die as set forth in claim 7, wherein: the one end that movable block (430) kept away from inserted bar (432) all rotates and is connected with screw rod (431), the one end that movable block (430) was kept away from to screw rod (431) all with the both sides outer wall threaded connection of mould fixing base b (400).