CN215786148U - Stamping die for producing armature - Google Patents

Abstract

The utility model provides a stamping die for producing an armature, which comprises an upper die holder and a lower die holder, wherein an edge cutting die, a chamfering die and a cutting die are sequentially arranged between the upper die holder and the lower die holder from left to right; the processes of trimming, chamfering and cutting off the armature plate are realized, a single armature part is formed at last, a plurality of dies for manufacturing the armature are concentrated in one die, the streamlined production is convenient to realize, the dies are convenient to fix and install at the same time, the operation is convenient and simple, the manufacturing period of the armature is reduced, and the production efficiency of the armature is improved; meanwhile, the outer guide pillar component can avoid the deviation between the upper die base and the lower die base in the armature processing process, the positioning accuracy is improved, and the product percent of pass is improved.

Description

Stamping die for producing armature

Technical Field

The utility model relates to the technical field of design and manufacture of mechanical dies, in particular to a stamping die for producing an armature.

Background

The armature belongs to one of the key parts of the contact piece and is one of the key parts inside the electric connecting piece. The main effect is to play a fastening effect, and the clamping groove with the unique shape can be better matched with the fastening piece, and the chamfer processing is also carried out around the armature iron to prevent the armature iron from scratching the hand. The armature middle part is provided with central mounting hole, and the edge of armature is provided with a plurality of draw-in grooves to the coupling fastener is difficult for dropping, and connection effect is good.

The armature is made of metal generally, the extension performance of the armature is good, the armature is machined and manufactured by using a forming die generally, but in the machining process of the armature, a plurality of processes are needed to be conducted, the existing machining dies are installed dispersedly, the complexity of the machining processes is increased, the transfer of the armature among different dies is involved, the manufacturing time of the armature is prolonged, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides the stamping die for producing the armature, the armature does not need to be transferred among different dies, the manufacturing period of the armature is reduced, and the production efficiency of the armature is improved.

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

the stamping die for producing the armature comprises an upper die holder and a lower die holder, wherein an upper base plate, an upper clamping plate, a stop plate and an upper stripper plate are sequentially stacked on the lower surface of the upper die holder from top to bottom; the upper surface of the lower die base is provided with a lower backing plate and a lower template in a stacked mode from bottom to top;

an edge cutting die, a chamfering die and a cutting die are sequentially arranged between the upper die holder and the lower die holder from left to right;

the trimming die comprises a trimming male die arranged on the lower surface of the upper backing plate and a trimming female die arranged on the upper surface of the lower backing plate, the trimming male die is of a semi-cylindrical structure, a plurality of uniformly spaced notches are arranged on the outer wall of the trimming male die, the length directions of the plurality of notches are all in the same direction as the axial direction of the trimming male die, and one ends of the plurality of notches are all connected with the lower end surface of the trimming male die; the trimming female die is matched with the trimming male die;

the chamfering die comprises a chamfering male die and a chamfering female die, the chamfering male die is arranged on the lower surface of the upper base plate, the chamfering female die is arranged on the upper surface of the lower base plate, the chamfering male die is of a cylindrical structure, a plurality of rounding grooves are uniformly arranged on the outer wall of the chamfering male die at intervals, the length directions of the rounding grooves are all in the same direction as the axial direction of the chamfering male die, and the end faces of the rounding grooves are connected with the end faces of the chamfering male die; the cutting die is used to cut a continuous armature to form a single part.

Furthermore, a trimming station is arranged between the die holder and the lower die holder, and a plurality of trimming dies are uniformly arranged on the trimming station at intervals.

Furthermore, the cross sections of the notches are all semicircular or semi-elliptical, and the outer edges of the notches are connected with the outer wall of the trimming convex die.

Furthermore, a rounding station is arranged between the upper die base and the lower die base, and a plurality of rounding dies are uniformly arranged on the rounding station at intervals.

Furthermore, the cross sections of the plurality of rounding grooves are all semicircular or semielliptical, the outer edges of the plurality of rounding grooves are connected with the outer wall of the trimming convex die, and the joints are all rounded.

Further, an outer guide pillar assembly is arranged between the upper die holder and the lower die holder, the outer guide pillar assembly comprises an outer guide pillar, the bottom of the outer guide pillar is fixedly connected with the lower die holder, and the top of the outer guide pillar is movably connected with the upper die holder;

the top of the outer guide pillar is sleeved with a sliding sleeve, and a ball is arranged between the inner wall of the sliding sleeve and the outer wall of the outer guide pillar; the bottom of outer guide pillar is provided with terminal surface and die holder upper surface contact's loading board, the upper surface of loading board is provided with cylindrical spring, the outer wall of outer guide pillar bottom is established to the cylindrical spring cover, and cylindrical spring's bottom and loading board upper surface fixed connection, cylindrical spring's top are used for the bottom end face contact with the sliding sleeve.

The utility model has the beneficial effects that: the novel stamping die for producing the armature provided by the experiment comprises a trimming die, a chamfering die and a cutting die which are arranged between an upper die base and a lower die base, so that the processes of trimming, chamfering and cutting the armature plate are realized, a single armature part is formed at last, a plurality of dies for manufacturing the armature are concentrated in one die, the streamlined production is conveniently realized, the dies are conveniently and simultaneously fixed and installed, the operation is convenient and simple, the manufacturing period of the armature is reduced, and the production efficiency of the armature is improved; meanwhile, the outer guide pillar component can avoid the deviation between the upper die base and the lower die base in the armature processing process, the positioning accuracy is improved, and the product percent of pass is improved.

Drawings

Fig. 1 is a schematic structural view of a stamping die for producing an armature.

FIG. 2 is a schematic top view of the lower die base.

FIG. 3 is a schematic structural view of the outer guide pillar assembly between the upper die base and the lower die base.

Fig. 4 is a schematic diagram of a front view of the armature.

Fig. 5 is a schematic side view of the armature.

Wherein, 1, an upper die holder; 2. a lower die holder; 3. an upper base plate; 4. an upper splint; 5. a stopper plate; 6. an upper stripping plate; 7. a lower base plate; 8. a lower template; 9. trimming the die; 10. chamfering the die; 11. cutting off the mold; 12. Trimming male dies; 13. trimming the female die; 14. a notch; 15. chamfering the male die; 16. chamfering the female die; 17. rounding the groove; 18. an outer guide post assembly; 19. an outer guide post; 20. a sliding sleeve; 21. a ball bearing; 22. a carrier plate; 23. A cylindrical spring.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all matters produced by the utility model using the inventive concept are protected.

As shown in fig. 1 to 5, the stamping die for producing the armature, provided by the utility model, comprises an upper die holder 1 and a lower die holder 2, wherein an upper base plate 3, an upper clamping plate 3, a stop plate 5 and an upper stripper plate 6 are sequentially stacked on the lower surface of the upper die holder 1 from top to bottom; the upper surface of the lower die holder 2 is provided with a lower backing plate 7 and a lower template 8 in a stacked manner from bottom to top;

an edge cutting die 9, a chamfering die 10 and a cutting die 11 are sequentially arranged between the upper die holder 1 and the lower die holder 2 from left to right;

the trimming die 9 comprises a trimming male die 12 arranged on the lower surface of the upper backing plate 3 and a trimming female die 13 arranged on the upper surface of the lower backing plate 7, the trimming male die 12 is of a semi-cylindrical structure, a plurality of notches 14 with uniform intervals are arranged on the outer wall of the trimming male die 12, the length directions of the notches 14 are all in the same direction with the axial direction of the trimming male die 12, and one ends of the notches 14 are all connected with the lower end face of the trimming male die 12; the trimming female die 13 is matched with the trimming male die 12;

the chamfering die 10 comprises a chamfering male die 15 arranged on the lower surface of the upper base plate 3 and a chamfering female die 16 arranged on the upper surface of the lower base plate 7, the chamfering male die 15 is of a cylindrical structure, a plurality of chamfering grooves 17 are uniformly arranged on the outer wall of the chamfering male die 15 at intervals, the length directions of the plurality of chamfering grooves 17 are all in the same direction with the axial direction of the chamfering male die 15, and the end faces of the plurality of chamfering grooves 17 are connected with the end face of the chamfering male die 15; a cutting die 11 is used to cut the continuous armature to form a single part.

In this scheme, with the armature production in-process punch a hole, cut edge, radius and cut off the required mould of processes such as blanking and concentrate on a mould, conveniently realize streamlined production, conveniently fix and install a plurality of moulds simultaneously, convenient operation, simple, reduce the manufacturing cycle of armature, promote the production efficiency of armature.

The specific setting mode of the trimming die 9 between the upper die base 1 and the lower die base 2 is that a trimming station is arranged between the upper die base 1 and the lower die base 2, and a plurality of trimming dies 9 are uniformly arranged on the trimming station at intervals. A positioning hole in a trimming female die 13 in the trimming die 9 is a mounting hole at the center of the armature, the cross sections of the plurality of notches 14 are all semicircular or semielliptical, and the outer edges of the plurality of notches 14 are all connected with the outer wall of the trimming male die 12. Due to the arrangement of the plurality of trimming dies 9, the armature does not need to be transferred among different dies, and the manufacturing efficiency of processing the armature clamping groove can be improved.

A rounding station is arranged between the upper die holder 1 and the lower die holder 2, a plurality of rounding dies are uniformly arranged on the rounding station at intervals, and a positioning hole in a rounding female die in the rounding dies is an installation hole in the center of the armature. The cross sections of the plurality of rounding grooves 17 are semicircular or semielliptical, the outer edges of the plurality of rounding grooves 17 are connected with the outer wall of the trimming convex die 12, and the connecting parts are rounded. The rounding die is used for rounding the machined clamping groove of the armature, so that the outside of the armature is not scratched.

Further, an outer guide pillar 19 assembly 18 is arranged between the upper die base 1 and the lower die base 2, the outer guide pillar 19 assembly 18 comprises an outer guide pillar 19, the bottom of the outer guide pillar 19 is fixedly connected with the lower die base 2, and the top of the outer guide pillar 19 is movably connected with the upper die base 1;

the top of the outer guide post 19 is sleeved with a sliding sleeve 20, and a ball 21 is arranged between the inner wall of the sliding sleeve 20 and the outer wall of the outer guide post 19; the bottom of outer guide pillar 19 is provided with terminal surface and lower die holder 2 upper surface contact's loading board 22, and the upper surface of loading board 22 is provided with cylindrical spring 23, and cylindrical spring 23 cover is established at outer guide pillar 19 bottom outer wall, and cylindrical spring 23's bottom and loading board 22 upper surface fixed connection, cylindrical spring 23's top be used for with sliding sleeve 20's bottom end face contact. Meanwhile, the outer guide pillar 19 assembly 18 can prevent the upper die holder 1 and the lower die holder 2 from deviating in the armature processing process, so that the positioning accuracy is improved, and the product percent of pass is improved.

The cylindrical spring 23 and the bearing plate 22 play a role in buffering, and in the process of downward movement of the upper die holder 1, the bottom of the sliding sleeve 20 can be in contact with the top end of the cylindrical spring 23, so that the situation that the bottom of the sliding sleeve 20 is directly in contact with the upper die holder 1 after the upper die holder 1 is excessively moved downward to cause surface damage to the upper die holder 1 is avoided.

Claims (6)

1. The stamping die for producing the armature is characterized by comprising an upper die holder and a lower die holder, wherein an upper base plate, an upper clamping plate, a stop plate and an upper stripper plate are sequentially stacked on the lower surface of the upper die holder from top to bottom; the upper surface of the lower die base is provided with a lower backing plate and a lower template in a stacked mode from bottom to top;

an edge cutting die, a chamfering die and a cutting die are sequentially arranged between the upper die holder and the lower die holder from left to right;

the trimming die comprises a trimming male die arranged on the lower surface of the upper backing plate and a trimming female die arranged on the upper surface of the lower backing plate, the trimming male die is of a semi-cylindrical structure, a plurality of uniformly spaced notches are arranged on the outer wall of the trimming male die, the length directions of the plurality of notches are all in the same direction as the axial direction of the trimming male die, and one ends of the plurality of notches are all connected with the lower end surface of the trimming male die; the trimming female die is matched with the trimming male die;

the chamfering die comprises a chamfering male die and a chamfering female die, the chamfering male die is arranged on the lower surface of the upper base plate, the chamfering female die is arranged on the upper surface of the lower base plate, the chamfering male die is of a cylindrical structure, a plurality of rounding grooves are uniformly arranged on the outer wall of the chamfering male die at intervals, the length directions of the rounding grooves are all in the same direction as the axial direction of the chamfering male die, and the end faces of the rounding grooves are connected with the end faces of the chamfering male die; the cutting die is used to cut a continuous armature to form a single part.

2. The stamping die for producing the armature according to claim 1, wherein a trimming station is arranged between the upper die holder and the lower die holder, and a plurality of trimming dies are uniformly arranged on the trimming station at intervals.

3. The stamping die for producing the armature according to claim 2, wherein the cross section of each of the plurality of notches is semicircular or semi-elliptical, and the outer edges of the plurality of notches are connected with the outer wall of the trimming male die.

4. The stamping die for producing the armature according to claim 1, wherein a rounding station is arranged between the upper die holder and the lower die holder, and a plurality of rounding dies are uniformly arranged on the rounding station at intervals.

5. The stamping die for producing the armature according to claim 4, wherein the cross sections of the plurality of the rounding grooves are semicircular or semielliptical, the outer edges of the plurality of the rounding grooves are connected with the outer wall of the trimming male die, and the joints are rounded.

6. The stamping die for producing the armature according to any one of claims 1 to 5, wherein an outer guide post assembly is arranged between the upper die base and the lower die base, the outer guide post assembly comprises an outer guide post, the bottom of the outer guide post is fixedly connected with the lower die base, and the top of the outer guide post is movably connected with the upper die base;

the top of the outer guide pillar is sleeved with a sliding sleeve, and a ball is arranged between the inner wall of the sliding sleeve and the outer wall of the outer guide pillar; the bottom of outer guide pillar is provided with terminal surface and die holder upper surface contact's loading board, the upper surface of loading board is provided with cylindrical spring, the outer wall of outer guide pillar bottom is established to the cylindrical spring cover, and cylindrical spring's bottom and loading board upper surface fixed connection, cylindrical spring's top are used for the bottom end face contact with the sliding sleeve.

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