CN218517491U

CN218517491U - Motor rotor stamping die

Info

Publication number: CN218517491U
Application number: CN202221682566.3U
Authority: CN
Inventors: 吴书炜
Original assignee: Zhejiang Weite Electric Technology Co ltd
Current assignee: Zhejiang Weite Electric Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-02-24
Anticipated expiration: 2032-06-30

Abstract

The utility model relates to a motor rotor stamping die, including the die holder, with the upper die base of die holder looks adaptation, fixed connection is at the lower mould of die holder upper end, open the lower mould upper end has the fixed slot that is used for placing the rotor machined part, the lower fixedly connected with stamping seat of upper die base, stamping seat lower extreme fixedly connected with punching press head, open the lower mould upper end have with the dirty tank of punching press head looks adaptation, both ends all are equipped with the slide bar of sliding connection on the stamping seat about the punching press head, slide bar upper end fixedly connected with stopper, slide bar lower extreme fixedly connected with stripper, open on the stripper have with the first looks adaptation of punching press the drawing of patterns groove, the stripper is located the first below of punching press down under the natural state, can avoid rotor machined part card on the stamping seat, it is effectual to process.

Description

Motor rotor stamping die

Technical Field

The utility model relates to an electric motor rotor technical field especially relates to an electric motor rotor stamping die.

Background

Application No.: CN202120821317.7 discloses a motor rotor stamping die, including the die holder and with the upper die base that the die holder matches, the upper end of die holder is connected with the lower mould, sets up the fixed slot that is used for placing the rotor machined part on the lower mould, and the lower extreme of upper die base is connected with the punching press seat that matches with the rotor machined part, and the lower extreme of punching press seat is connected with a plurality of punching press heads that carry out stamping process to the rotor machined part, set up the waste material groove that matches with the punching press head on the lower mould, and waste material groove and fixed slot intercommunication, install the liftout mechanism that is used for outwards ejecting conveniently taking out the waste material in the waste material groove, liftout mechanism is including the ejector pin of activity grafting in the waste material inslot, and it has around compression spring on the ejector pin, and compression spring's both ends are connected respectively on the lateral wall of ejector pin and the lateral wall of waste material groove. The problem of waste material get into the waste bin in and do not take out well is solved, but among the stamping process, the punching press seat is accomplished the punching press of rotor machined part back, and the rotor machined part probably card is not taken out well on the punching press seat.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the problem that above-mentioned prior art exists, provide an electric motor rotor stamping die, be equipped with the stripper plate and can avoid rotor machined part card on the punching press seat, process effectually.

The utility model provides a technical scheme that its technical problem adopted: the motor rotor stamping die comprises a lower die holder and an upper die holder matched with the lower die holder, wherein a lower die is fixedly connected to the upper end of the lower die holder, a fixing groove used for placing a rotor machined part is formed in the upper end of the lower die, a stamping seat is fixedly connected to the lower end of the upper die holder, a stamping head is fixedly connected to the lower end of the stamping seat, a waste groove matched with the stamping head is formed in the upper end of the lower die, sliding rods connected to the stamping seat in a sliding mode are arranged at the left end and the right end of the stamping head, a limiting block is fixedly connected to the upper end of the stamping seat and larger than the size of the sliding rods, a stripping plate is fixedly connected to the lower end of the sliding rods and provided with a stripping groove matched with the stamping head, the stripping plate is located below the stamping head in a natural state and moves downwards, when the upper die holder moves downwards, the stripping plate contacts with the rotor machined part firstly, the subsequent stamping effect is better, then the stamping head stamps the rotor machined part, the upper die holder moves upwards, the stripping plate does not move upwards due to the self gravity, the rotor stamped part breaks away from the stamping head, and continues to move upwards, so that the machined part is prevented from being clamped on the stamping seat, and the processing effect is good.

For further perfection, stripper plate upper end fixedly connected with second spring's one end, the other end fixed connection of second spring is on the punching press seat, and the second spring is located the slide bar outside, and the second spring can play the effect of a buffering for rotor stamping workpiece's atress effect is better, and the processing effect of mould is better.

Further perfect, open the die holder upper end has the mounting groove, install the fixed block in the mounting groove, fixed block upper end sliding connection has the connecting rod, connecting rod upper end fixedly connected with supporting shoe, the ejector pin of supporting shoe upper end fixedly connected with and waste material groove looks adaptation, ejector pin sliding connection is inboard at the waste material groove, the one end of the first spring of supporting shoe lower extreme fixedly connected with, the other end fixed connection of first spring is on the fixed block, first spring is located the connecting rod outside, avoid the waste material to get into the waste material inslot and do not take out well, the ejector pin plays the supporting role to the rotor machined part at waste material groove position, promote the processing yields, and the high practicability is achieved.

Further perfect, fixed block lower extreme fixedly connected with cylinder, cylinder fixed connection are on the die holder, and when the ejector pin blocked, upwards ejecting through the cylinder for the use of mould is more convenient.

Further perfect, open the lower mould upper end has the arc wall, and stripper plate lower extreme fixedly connected with and the arc piece of arc wall looks adaptation for the rotor machined part can fix a position through arc wall and arc piece in stacking the installation, improves rotor stamped part's installation effectiveness, and stress concentration can be avoided to the arc wall, and the arc piece is located the stripper plate, makes the processing of carrying out the arc wall again after the punching press of rotor machined part is accomplished, makes the atress effect of rotor machined part better, and positioning effect is better.

Further perfect, the arc wall has a plurality of and is cyclic annular evenly distributed for rotor stamping workpiece's installation effect is better.

Further perfection, a guide mechanism for preventing deviation is arranged between the lower die holder and the upper die holder.

Further perfect, guiding mechanism is including connecting four guiding axles that personally submit the matrix distribution at the die holder upper end, and the supporting uide bushing that is provided with in upper end of guiding axle, the uide bushing connection is at the upper die base lower extreme for the result of use of mould is better.

The utility model discloses profitable effect is: the utility model discloses it can avoid rotor machined part card on the punching press seat to be equipped with the stripper plate, processing is effectual, when the upper die base moves down, the stripper plate contacts the rotor machined part earlier, it is fixed with the rotor machined part, make follow-up punching press effect better, then the punching press head punches the rotor machined part, after the punching press is accomplished, the upper die base shifts up, the stripper plate is not since self gravity shifts up, make the rotor stamped part break away from the punching press head, the upper die base continues to move up, make the upper die base contact the stopper and drive the stripper plate and shift up, can avoid rotor machined part card on the punching press seat, processing is effectual, the second spring can play the effect of a buffering, make the atress effect of rotor stamped part better, the machining effect of mould is better, the ejector pin can avoid the waste material to get into and do not take out well in the waste chute, the ejector pin plays the supporting role to the rotor machined part at waste chute position, promote the machining yields, very strong practicality has, set up the arc wall and make the rotor machined part stack the atress effect through arc wall and fix a position in the installation, improve the installation efficiency of rotor stamped part, stress can avoid concentrating, arc wall to be located on the stripper plate again after making the rotor machined part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the stamping seat of the present invention;

fig. 3 is a schematic structural view of the stamping seat of the present invention;

fig. 4 is a schematic structural view of the stripper plate of the present invention;

FIG. 5 is a schematic structural view of the lower die holder of the present invention;

fig. 6 is a schematic structural view of the lower mold of the present invention;

FIG. 7 is a schematic structural view of the lower die holder of the present invention;

fig. 8 is a schematic structural diagram of the supporting block of the present invention.

Description of reference numerals: 1. a lower die holder; 11. mounting grooves; 12. a support block; 121. a top rod; 122. a first spring; 123. a connecting rod; 124. a fixed block; 125. a cylinder; 2. a lower die; 21. fixing grooves; 22. a waste chute; 23. an arc-shaped slot; 3. an upper die holder; 4. punching a seat; 41. punching a head; 42. a slide bar; 421. a limiting block; 43. a stripper plate; 431. a demoulding groove; 432. an arc-shaped block; 433. a second spring; 5. a guide shaft; 51. a guide sleeve; 6. and (5) processing a rotor.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-6: in this embodiment, a motor rotor stamping die, including die holder 1, with the upper die base 3 of 1 looks adaptation of die holder, install the guiding mechanism who prevents the off normal between die holder 1 and the upper die base 3, guiding mechanism is including connecting four guiding axles 5 that personally submit matrix distribution at die holder 1 upper end, the supporting uide bushing 51 that is provided with in upper end of guiding axle 5, uide bushing 51 is connected at 3 lower extremes of upper die base, 1 upper end fixedly connected with lower mould 2 of die holder, open 2 upper ends of lower mould has the fixed slot 21 that is used for placing rotor machined

part

6, 3 lower extreme fixedly connected with stamping seat 4 of upper die base, 4 lower extreme fixedly connected with stamping head 41 of stamping seat, open 2 upper ends of lower mould has the dirty tank 22 with stamping head 41 looks adaptation, open 2 upper ends of lower mould has arc 23, arc 23 has a plurality of them and is cyclic annular evenly distributed, both ends all are equipped with the slide bar 42 of sliding connection on stamping seat 4 about stamping head 41, slide bar 42 upper end fixedly connected with stopper 421, slide bar 42 lower extreme fixedly connected with stripper 43, open on stripper 43 has the lower end of the fixed arc 43 with the stripper that the adaptation of second spring 433, the other end of stripper spring 433 is located the fixed spring 433 of the fixed arc 433 of second, the lower end of the lower end, stripper seat 43, the fixed spring that is connected with the other end of the lower end of the stripper.

As shown in fig. 1 and fig. 5-8: open die holder 1 upper end has

mounting groove

11, 11 inboards of mounting groove are equipped with the cylinder 125 of fixed connection on die holder 1, cylinder 125 upper end fixedly connected with fixed block 124, fixed block 124 upper end sliding connection has connecting rod 123, connecting rod 123 upper end fixedly connected with supporting shoe 12, the ejector pin 121 of 12 upper end fixedly connected with of supporting shoe and 22 looks adaptations of waste chute, ejector pin 121 sliding connection is inboard at waste chute 22, the one end of the first spring 122 of 12 lower extreme fixedly connected with of supporting shoe, the other end fixed connection of first spring 122 is on fixed block 124, first spring 122 is located the connecting rod 123 outside.

The utility model discloses when using: the rotor machined part 6 is placed on the inner side of the fixing groove 21, the upper die base 3 is driven to move downwards through a conventional driving device, the upper die base 3 drives the punching base 4 to move downwards, the punching base 4 drives the demolding plate 43 to move downwards, the demolding plate 43 contacts the rotor machined part 6 firstly to fix the rotor machined part 6, so that the subsequent punching effect is better, the punching base 4 continues to move downwards, the punching head 41 punches the rotor machined part 6, the punching head 41 drives the ejector rod 121 to move downwards, the first spring 122 compresses, the punching base 4 contacts the demolding plate 43 to drive the demolding plate 43 to move downwards, the second spring 433 compresses, the arc-shaped groove 23 is punched on the rotor machined part 6, the upper die moves upwards after the machining is completed, the first spring 122 rebounds to eject the waste material, the waste material is convenient to take out, the demolding plate 43 is located at the original position due to the self gravity and the rebounding force of the second spring 433, the demolding plate 43 separates the rotor machined part 6 from the punching head 41, the upper die continues to move upwards to enable the punching base 4 to contact the limiting block 421, and the punching base 4 drives the demolding plate 43 to move upwards.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details of the electric motor rotor stamping die may be made within the scope of the appended claims.

Claims

1. The utility model provides an electric motor rotor stamping die, includes die holder (1), with upper die base (3) of die holder (1) looks adaptation, characterized by: the punching die is characterized in that a lower die seat (1) upper end is fixedly connected with a lower die (2), a fixing groove (21) used for placing a rotor machined part (6) is formed in the upper end of the lower die (2), an upper die seat (3) lower end is fixedly connected with a punching seat (4), a punching head (41) is fixedly connected with the lower end of the punching seat (4), a waste material groove (22) matched with the punching head (41) is formed in the upper end of the lower die (2), sliding rods (42) connected to the punching seat (4) in a sliding mode are arranged at the left end and the right end of the punching head (41), a limiting block (421) is fixedly connected with the upper end of each sliding rod (42), a stripping plate (43) is fixedly connected with the lower end of each sliding rod (42), a stripping groove (431) matched with the punching head (41) is formed in each stripping plate (43), and the stripping plate (43) is located below the punching head (41) in a natural state.

2. The motor rotor stamping die of claim 1, wherein: the upper end of the stripper plate (43) is fixedly connected with one end of a second spring (433), and the other end of the second spring (433) is fixedly connected to the stamping seat (4).

3. The motor rotor stamping die of claim 1, wherein: open die holder (1) upper end has mounting groove (11), install fixed block (124) in mounting groove (11), fixed block (124) upper end sliding connection has connecting rod (123), connecting rod (123) upper end fixedly connected with supporting shoe (12), ejector pin (121) of supporting shoe (12) upper end fixedly connected with and waste material groove (22) looks adaptation, ejector pin (121) sliding connection is inboard in waste material groove (22), the one end of the first spring (122) of supporting shoe (12) lower extreme fixedly connected with, the other end fixed connection of first spring (122) is on fixed block (124).

4. The motor rotor stamping die of claim 3, wherein: the lower end of the fixing block (124) is fixedly connected with an air cylinder (125), and the air cylinder (125) is fixedly connected to the lower die holder (1).

5. The motor rotor stamping die as claimed in claim 1, wherein: the upper end of the lower die (2) is provided with an arc-shaped groove (23), and the lower end of the demoulding plate (43) is fixedly connected with an arc-shaped block (432) matched with the arc-shaped groove (23).

6. The motor rotor stamping die of claim 5, wherein: the arc-shaped grooves (23) are uniformly distributed in an annular shape.

7. The motor rotor stamping die of claim 1, wherein: and a guide mechanism for preventing deviation is arranged between the lower die holder (1) and the upper die holder (3).

8. The electric motor rotor stamping die of claim 7, wherein: the guide mechanism comprises four guide shafts (5) which are connected to the upper end surface of the lower die base (1) and distributed in a matrix manner, a guide sleeve (51) is arranged at the upper end of each guide shaft (5) in a matched manner, and the guide sleeve (51) is connected to the lower end of the upper die base (3).