CN220717489U

CN220717489U - Multi-slot motor shell mold

Info

Publication number: CN220717489U
Application number: CN202322203375.5U
Authority: CN
Inventors: 何建光; 洪军平; 余忠全; 陈志毅; 余盛楠
Original assignee: Zhejiang Heshi Mold Co ltd
Current assignee: Zhejiang Heshi Mold Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-04-05
Anticipated expiration: 2033-08-16

Abstract

The utility model relates to the technical field of motor shell production, in particular to a multi-slot motor shell mould, which comprises a lower mould part and an upper mould part; the bottom end of the guide rod is sleeved with a spring for propping against the connecting plate, the top surface of the connecting plate is provided with two ejector rods, the top ends of the ejector rods penetrate through the lower die holder and extend into the stretching groove, and the top ends of the ejector rods are connected with ejector blocks through coaxial keys; two compression bars are fixed on the top surface of the connecting plate and penetrate through the lower die holder; through the lower die part and the upper die part that set up: the plurality of stretching grooves are formed in the lower die holder, and the plurality of male dies are formed in the upper die holder, so that a plurality of motor shells can be conveniently and simultaneously processed, and the processing efficiency of the motor shells is improved; through depression bar, ejector pin and the spring etc. that set up, when the upper die base breaks away from the die holder, under the elastic action of spring, the ejector pin moves upward promptly, can be with the motor shell ejecting stretch tank after stretching, conveniently take out fashioned motor shell.

Description

Multi-slot motor shell mold

Technical Field

The utility model relates to the technical field of motor shell production, in particular to a multi-slot motor shell die.

Background

The motor is also called a motor or a motor, is a device for converting electric energy into mechanical energy, and the shell is a component for protecting the outside of the motor.

The utility model patent with the publication number of CN216828255U discloses an easy-to-clean motor housing drawing and stamping die, which comprises a male die, a female die and a thimble, wherein a punch is arranged on the male die, a stamping groove corresponding to the punch is concavely arranged on the female die, and the upper end part of the thimble is inserted into the female die and extends into the stamping groove; the female die is provided with a plurality of air inlet channels communicated with the stamping grooves, the outer wall of the female die is provided with air vent blocks, the air vent blocks are provided with air outlets which are in one-to-one correspondence with the outlets of the air inlet channels and air inlets which are communicated with the air outlets, and the air inlets are communicated with an external air supply device; when the product is ejected, the air supply device can be used for conveying air with certain air pressure into the stamping groove so as to balance the air pressure of the stamping groove, so that negative pressure is avoided being formed in the stamping groove when the ejector pin ejects the product, the situation that lubricating oil splashes in the ejection moment of the product is eliminated, and the die is cleaned more easily.

Although this motor housing deep-drawing stamping die easy to clean can avoid appearing lubricating oil splashing through the air feeder that sets up, the device has following problem when using: the stamping die can only process a single motor shell at a time, the processing efficiency is low, and the processing requirement is difficult to meet.

Disclosure of Invention

In order to solve the problems, the utility model provides a multi-slot motor housing die.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a multi-slot motor housing mold comprises a lower mold part and an upper mold part;

the lower die part comprises a lower die holder, a plurality of stretching grooves are formed in the top surface of the lower die holder, supports are symmetrically arranged below the lower die holder, two guide rods are arranged at two sides of the bottom surface of the lower die holder, a connecting plate is slidably arranged between the two guide rods which are adjacent front and back, a spring for propping against the connecting plate is sleeved at the bottom end of the guide rod, two ejector rods are arranged on the top surface of the connecting plate, the top ends of the ejector rods penetrate through the lower die holder and extend into the stretching grooves, and ejector blocks are coaxially connected with the top ends of the ejector rods in a key manner; two compression bars are fixed on the top surface of the connecting plate and penetrate through the lower die holder;

the upper die part comprises a top plate, oil cylinders are symmetrically arranged on the top surface of the top plate, an upper die holder is fixed between the tail ends of piston rods of the two oil cylinders, the upper die holder abuts against the top end of the compression rod, a plurality of male dies are arranged on the bottom surface of the upper die holder, and the male dies are inserted into the stretching grooves.

Further, the cross section of the support is L-shaped, and the support is a finished product made of alloy steel.

Further, a plurality of supporting rods are arranged between the top plate and the lower die holder, and two ends of each supporting rod are fixedly connected with the top plate and the lower die holder through bolts respectively.

Further, the plurality of stretching grooves are distributed in a matrix mode, and the positions of the stretching grooves and the convex mold in the vertical direction correspond to each other.

Further, slots are formed in two ends of the bottom surface of the lower die holder, fixing bolts are connected to two ends of the lower die holder in a threaded mode, inserting blocks which are inserted into the slots are arranged at the top ends of the supports, and the tail ends of the fixing bolts are inserted into through holes of the inserting blocks.

Further, the bottom of support department has seted up the jack, and the bottom of support department still threaded connection has two connecting bolt, and in the bottom of guide arm was inserted the jack, the connecting hole had been seted up to the bottom of guide arm department, and connecting bolt's end was inserted to the connecting hole.

Further, the insert block and the support are of an integrated structure.

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

1. through the lower die part and the upper die part that set up: the plurality of stretching grooves are formed in the lower die holder, and the plurality of male dies are formed in the upper die holder, so that a plurality of motor shells can be conveniently and simultaneously processed, and the processing efficiency of the motor shells is improved;

2. through the compression bar, the ejector rod, the spring and the like, when the upper die holder is separated from the lower die holder, the ejector rod moves upwards under the elastic action of the spring, so that the stretched motor shell can be ejected out of the stretching groove, and the molded motor shell can be taken out conveniently;

3. through detachable support, conveniently change the spring to can avoid the spring elasticity to weaken and the problem of inefficacy under long-term use, guaranteed the normal motion of ejector pin.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic view of the lower mold part of the present utility model;

FIG. 4 is a cross-sectional view of the lower die part of the present utility model;

FIG. 5 is a schematic view of the structure of the support of the present utility model;

fig. 6 is a schematic structural view of an upper die holder in the present utility model.

In the figure:

1. a lower die section; 10. a lower die holder; 101. a stretching groove; 102. a slot; 11. a fixing bolt; 12. a guide rod; 121. a connection hole; 13. a spring; 14. a connecting plate; 15. a push rod; 16. a top block; 17. a compression bar; 18. a support; 181. inserting blocks; 182. a jack; 19. a connecting bolt;

2. an upper die part; 20. a top plate; 21. a support rod; 22. an oil cylinder; 23. an upper die holder; 24. and (3) a male 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 embodiment provides a technical scheme:

referring to fig. 1-6, a multi-slot motor housing mold includes a lower mold portion 1 and an upper mold portion 2. The lower die part 1 comprises a lower die holder 10, a plurality of stretching grooves 101 are formed in the top surface of the lower die holder 10, supports 18 are symmetrically arranged below the lower die holder 10, two guide rods 12 are arranged at two sides of the bottom surface of the lower die holder 10, the top ends of the guide rods 12 are tightly welded with the lower die holder 10, a connecting plate 14 is slidably arranged between the two guide rods 12 adjacent front and back, a spring 13 for propping against the connecting plate 14 is sleeved at the bottom end of the guide rod 12, two ejector rods 15 are arranged on the top surface of the connecting plate 14, the top ends of the ejector rods 15 penetrate through the lower die holder 10 and extend into the stretching grooves 101, and the top ends of the ejector rods 15 are coaxially connected with ejector blocks 16 in a key manner; two compression bars 17 are also fixed on the top surface of the connecting plate 14, the compression bars 17 penetrate through the lower die holder 10, and the ejector rod 15 and the compression bars 17 are fixedly connected with the connecting plate 14 through bolts; the upper die part 2 comprises a top plate 20, oil cylinders 22 are symmetrically arranged on the top surface of the top plate 20, an upper die holder 23 is fixed between the tail ends of piston rods of the two oil cylinders 22, the piston rods of the oil cylinders 22 are fixedly connected with the upper die holder 23 through bolts, the upper die holder 23 abuts against the top end of the pressing rod 17, a plurality of male dies 24 are arranged on the bottom surface of the upper die holder 23, the male dies 24 are fixedly connected with the upper die holder 23 through bolts, and the male dies 24 are inserted into the stretching grooves 101.

By the arrangement mode, the plurality of stretching grooves 101 and the plurality of male dies 24 are arranged, so that a plurality of motor shells can be conveniently and simultaneously processed, and the processing efficiency of the motor shells is improved; the ejector rod 15 is arranged at the same time, so that the formed motor shell can be conveniently ejected out of the stretching groove 101.

In this embodiment, the cross-section of the support 18 is L-shaped, and the support 18 is a finished product made of alloy steel, so that the support 18 can stably support the lower die holder 10.

In this embodiment, a plurality of struts 21 are disposed between the top plate 20 and the lower die holder 10, and two ends of the struts 21 are fixedly connected with the top plate 20 and the lower die holder 10 respectively through bolts, and the struts 21 play a stable role in connection and fixation between the top plate 20 and the lower die holder 10.

In the present embodiment, the plurality of drawing grooves 101 are distributed in a matrix, and the drawing grooves 101 correspond to the position of the punch 24 in the vertical direction, and the design facilitates the molding of the punch 24 into the motor housing in the drawing grooves 101.

Further, slots 102 are formed at two ends of the bottom surface of the lower die holder 10, fixing bolts 11 are connected to two ends of the lower die holder 10 in a threaded manner, inserting blocks 181 which are inserted into the slots 102 are mounted at the top ends of the supports 18, and the tail ends of the fixing bolts 11 are inserted into through holes of the inserting blocks 181; the bottom of support 18 has offered jack 182, and the bottom of support 18 still threaded connection has two connecting bolt 19, and the bottom of guide arm 12 inserts in jack 182, and connecting hole 121 has been offered to the bottom of guide arm 12, and the end of connecting bolt 19 inserts in connecting hole 121.

Through the above arrangement, the support 18 is convenient to disassemble and assemble, the spring 13 which fails for a long time is convenient to replace, and the problem that the elasticity of the spring 13 weakens and fails under long-time use can be avoided.

In this embodiment, the insert block 181 and the support 18 are integrally formed, and the integrally formed structure has better structural strength, so that the structural strength of the insert block 181 and the support 18 is ensured.

It should be added that, when the upper die holder 23 abuts against the pressing rod 17 and is attached to the lower die holder 10, the pressing rod 17 drives the connecting plate 14 to move downwards and drives the ejector rod 15 and the ejector block 16 to move, and at the moment, the ejector block 16 is located at the inner bottom of the stretching groove 101.

It should be noted that the oil cylinder 22 in this embodiment is a conventional technology, and will not be described herein.

When the device is specifically used, a user firstly places a raw material plate right above a stretching groove 101, then controls an oil cylinder 22 to operate, a piston rod of the oil cylinder 22 stretches and drives an upper die holder 23 to move downwards, meanwhile, a plurality of male dies 24 squeeze the raw material plate into the stretching groove 101, meanwhile, the upper die holder 23 presses a pressing rod 17 and drives the pressing rod 17 to move downwards, the pressing rod 17 drives a connecting plate 14 to slide downwards along guide rods 12 on two sides, a spring 13 is compressed at the same time, the connecting plate 14 drives a push rod 15 and a top block 16 to move downwards, and when the upper die holder 23 is attached to a lower die holder 10, a motor shell is formed in the stretching groove 101; then, a user controls the oil cylinder 22 to operate, a piston rod of the oil cylinder 22 contracts and drives the upper die holder 23 to move upwards, at the moment, the male die 24 is separated from the stretching groove 101, the connecting plate 14 moves upwards under the elastic action of the spring 13, the connecting plate 14 simultaneously drives the ejector rod 15 and the ejector block 16 to move upwards, and the ejector block 16 simultaneously drives the motor housing to be separated from the stretching groove 101, so that the motor housing is processed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multislot position motor housing mould, includes lower mould portion (1) and last mould portion (2), its characterized in that:

the lower die part (1) comprises a lower die holder (10), a plurality of stretching grooves (101) are formed in the top surface of the lower die holder (10), supports (18) are symmetrically arranged below the lower die holder (10), two guide rods (12) are arranged at two sides of the bottom surface of the lower die holder (10), a connecting plate (14) is slidably arranged between the two guide rods (12) which are adjacent front and back, a spring (13) for propping against the connecting plate (14) is sleeved at the bottom end of the guide rod (12), two ejector rods (15) are arranged on the top surface of the connecting plate (14), the top ends of the ejector rods (15) penetrate through the lower die holder (10) and extend into the stretching grooves (101), and ejector blocks (16) are connected with coaxial keys at the top ends of the ejector rods (15); two compression bars (17) are also fixed on the top surface of the connecting plate (14), and the compression bars (17) penetrate through the lower die holder (10);

the upper die part (2) comprises a top plate (20), oil cylinders (22) are symmetrically arranged on the top surface of the top plate (20), an upper die holder (23) is fixed between the tail ends of piston rods of the two oil cylinders (22), the upper die holder (23) abuts against the top end of the pressing rod (17), a plurality of male dies (24) are arranged on the bottom surface of the upper die holder (23), and the male dies (24) are inserted into the stretching grooves (101).

2. The multi-slot motor housing mold of claim 1, wherein: the cross section of the support (18) is L-shaped, and the support (18) is a finished product made of alloy steel.

3. The multi-slot motor housing mold of claim 1, wherein: a plurality of supporting rods (21) are arranged between the top plate (20) and the lower die holder (10), and two ends of each supporting rod (21) are fixedly connected with the top plate (20) and the lower die holder (10) through bolts respectively.

4. The multi-slot motor housing mold of claim 1, wherein: the plurality of stretching grooves (101) are distributed in a matrix, and the positions of the stretching grooves (101) and the male die (24) in the vertical direction correspond.

5. The multi-slot motor housing mold of claim 1, wherein: slots (102) are formed in two ends of the bottom surface of the lower die holder (10), fixing bolts (11) are connected with two ends of the lower die holder (10) in a threaded mode, inserting blocks (181) which are inserted into the slots (102) are mounted at the top ends of the supports (18), and the tail ends of the fixing bolts (11) are inserted into through holes of the inserting blocks (181).

6. The multi-slot motor housing mold of claim 5, wherein: the bottom of support (18) has offered jack (182), and the bottom of support (18) department still threaded connection has two connecting bolt (19), and in the bottom of guide arm (12) was inserted jack (182), connecting hole (121) were offered in the bottom department of guide arm (12), and in the terminal of connecting bolt (19) was inserted connecting hole (121).

7. The multi-slot motor housing mold of claim 5, wherein: the insert block (181) and the support (18) are of an integrated structure.