CN217044282U

CN217044282U - Stamping-resistant automobile die

Info

Publication number: CN217044282U
Application number: CN202220871276.7U
Authority: CN
Inventors: 袁晓春; 尤逸非; 刘振华; 孙景权
Original assignee: Yantai Automobile Mould Factory
Current assignee: Yantai Automobile Mould Factory
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-07-26
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a stamping-resistant automobile die belongs to stamping die technical field, including upper die base, die holder, splint and drift, the step hole has been seted up to splint, the drift sets up in the step hole, the first guide post of lower terminal surface fixedly connected with of upper die base, first guide post slides and is connected with the clamp plate, the up end fixedly connected with second guide post of clamp plate, the second guide post slides with splint and upper die base respectively and is connected, the up end fixedly connected with of die holder keeps off the material piece, set up on the clamp plate with keeping away the dead slot of material piece looks adaptation. When punching press panel, the punch holder drives splint and clamp plate down, and down in-process clamp plate contacts with the die holder earlier, judges whether there is the deviation between upper die base and the die holder through keeping off the material piece and keeping away the cooperation in dead slot, has the deviation, through the work of scram button emergency stop punching machine on the punching machine, avoids the harm of drift, the life of extension drift.

Description

Stamping-resistant automobile die

Technical Field

The utility model belongs to the technical field of stamping die technique and specifically relates to an auto die of resistant punching press is related to.

Background

The stamping is a forming processing method for pressing plates, strips, pipes, profiles and the like by a press and a die to generate plastic deformation or separation, thereby obtaining workpieces with required shapes and sizes. The automobile die is a generic name of dies for punching all stamping parts on an automobile body, and the stamping parts on the automobile body are generally divided into a covering part, a beam part and a general stamping part. The general stamping part die generally comprises an upper die base, a lower die base, a punch and a clamping plate, wherein the upper die base is fixed on the punch on a stamping machine, the lower die base is fixed on a workbench of the stamping machine, the punch is fixed on the upper die base through the clamping plate, the lower end of the punch protrudes out of the lower end face of the clamping plate, when the plate is stamped, the plate is placed on the lower die base, and the punch of the stamping machine drives the upper die base to move downwards to stamp the plate. When the positions of the upper die holder and the lower die holder deviate, the punch can be directly damaged. Aiming at the problems in the prior art, a stamping-resistant automobile die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem among the above-mentioned prior art provides a resistant automobile mold who punches, can realize through following technical scheme:

a stamping-resistant automobile die comprises an upper mounting seat, an upper die base, a lower mounting seat, a lower die base, a clamping plate and a punch, wherein the upper die base is fixedly connected with the upper mounting seat through a bolt, the lower die base is fixedly connected with the lower mounting seat through a bolt, the clamping plate is fixedly connected with the upper die base through a bolt, a step hole is formed in the clamping plate, the punch is arranged in the step hole, the upper end face of the clamping plate is in contact with the lower end face of the upper die base, the lower end of the punch protrudes out of the lower end face of the clamping plate, the lower end face of the upper die base is fixedly connected with a first guide column, the lower end of the first guide column protrudes out of the lower end face of the clamping plate, a pressing plate is connected with the first guide column in a sliding manner, a second guide column is fixedly connected with the upper end face of the pressing plate and is connected with the clamping plate and the upper die base in a sliding manner respectively, a groove is formed in the lower end face of the upper die base, the groove is formed in the corners of the periphery of the upper die base respectively, the groove is provided with a reset spring, a first through hole for the reset spring to pass through is formed in the clamping plate, the lower end face of the reset spring is in contact with the upper end face of the pressing plate, a material blocking block is fixedly connected to the upper end face of the lower die base, a clearance groove matched with the material blocking block is formed in the pressing plate, and a second through hole for the punch to pass through is formed in the pressing plate.

The utility model discloses further set up to: the sliding sleeve is sleeved on the second guide post and connected with the second guide post in a sliding manner, the sliding sleeve is connected with the clamping plate and the upper die base in a sliding manner respectively, and the lower end face of the sliding sleeve is in contact with the upper end face of the pressing plate

To sum up, the utility model discloses a beneficial technological effect does:

whether there is the deviation between upper die base and the die holder through the cooperation judgement upper die base of keeping off the material piece and keeping away the dead slot, if there is the deviation, through the work of the scram button emergency stop punching machine on the punching machine, thereby avoid the harm of drift, the life of extension drift, if there is not the deviation, the upper die base continues down, the clamp plate contacts with the die holder earlier, the upper die base continues down, reset spring contracts, the lower terminal surface that the upper die base promoted the outstanding clamp plate of drift is followed to the panel towards the material, towards the material completion back, the upper die base goes upward, reset spring expands, promote the clamp plate to the direction removal of keeping away from splint, thereby promote the panel towards the upper plate of drift, can also play the effect of blanking.

Drawings

Fig. 1 is an exploded view for showing the overall structure of the present embodiment;

FIG. 2 is a front view for showing the non-operating state of the present embodiment;

FIG. 3 is a plan view for showing the non-operating state of the present embodiment;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is a front view for showing the operation state of the present embodiment.

Reference numerals: 1. an upper mounting seat; 2. an upper die holder; 3. a lower mounting seat; 4. a lower die holder; 5. a splint; 6. a punch; 7. a stepped bore; 8. a first guide post; 9. pressing a plate; 10. a second guide post; 11. a groove; 12. a return spring; 13. a first through hole; 14. a material blocking block; 15. avoiding a void groove; 16. a second through hole; 17. and (4) a sliding sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1-5, for the stamping-resistant automobile mold disclosed by the present invention, the automobile mold comprises an upper mounting base 1, an upper mold base 2, a lower mounting base 3, a lower mold base 4, a clamping plate 5 and a punch 6, wherein the upper mold base 2 is fixedly connected with the upper mounting base 1 through a bolt, the lower mold base 4 is fixedly connected with the lower mounting base 3 through a bolt, the clamping plate 5 is fixedly connected with the upper mold base 2 through a bolt, the clamping plate 5 is provided with a step hole 7, the punch 6 is arranged in the step hole 7, the upper end surface of the clamping plate 5 is in contact with the lower end surface of the upper mold base 2, the lower end surface of the punch 6 protrudes out of the lower end surface of the clamping plate 5, the lower end surface of the upper mold base 2 is fixedly connected with a first guide post 8, the lower end of the first guide post 8 protrudes out of the lower end surface of the clamping plate 5, the first guide post 8 is connected with a pressing plate 9 in a sliding manner, the upper end surface of the pressing plate 9 is fixedly connected with a second guide post 10, the second guide post 10 is respectively connected with the clamping plate 5 and the upper mold base 2 in a sliding manner, the lower terminal surface of the upper die base 2 is provided with a groove 11, the groove 11 is respectively arranged at the corners around the upper die base 2, the groove 11 is provided with a return spring 12, a first through hole 13 for the return spring 12 to pass through is formed in the clamping plate 5, the lower terminal surface of the return spring 12 is in contact with the upper end surface of the pressing plate 9, the upper end surface of the lower die base 4 is fixedly connected with a material blocking block 14, a clearance groove 15 matched with the material blocking block 14 is formed in the pressing plate 9, and a second through hole 16 for the punch 6 to pass through is formed in the pressing plate 9. Go up mount pad 1 and fix on the drift of punching machine, mount pad 3 is fixed on the workstation of punching machine down, when punching press the panel, it drives upper die base 2 in proper order to go up mount pad 1, splint 5 and clamp plate 9 are down, down in-process clamp plate 9 contacts with die holder 4 earlier, through keeping off material piece 14 and keeping away the cooperation of dead slot 15, judge whether there is the deviation between upper die base 2 and the die holder 4, if there is the deviation, through the work of the urgent punching machine of the emergency stop button on the punching machine stop, thereby avoid the harm to drift 6, prolong the life of drift 6. If no deviation exists, the upper die base 2 continues to move downwards, the pressing plate 9 contacts with the lower die base 4, the upper die base 2 continues to move downwards, the return spring 12 contracts, and the upper die base 2 pushes the punch 6 to protrude out of the lower end face of the pressing plate 9, so that the plate is punched. After the punching is finished, the upper die base 2 moves upwards, the reset spring 12 relaxes to push the pressing plate 9 to move towards the direction far away from the clamping plate 5, so that the upper plate of the punch 6 is pushed, and the blanking function can be achieved. The sliding sleeve 17 is sleeved on the second guide post 10, the sliding sleeve 17 is connected with the second guide post 10 in a sliding manner, the sliding sleeve 17 is connected with the clamping plate 5 and the upper die base 2 in a sliding manner respectively, and the lower end face of the sliding sleeve 17 is in contact with the upper end face of the pressing plate 9.

Claims

1. A stamping-resistant automobile die comprises an upper mounting seat (1), an upper die base (2), a lower mounting seat (3), a lower die base (4), a clamping plate (5) and a punch (6), wherein the upper die base (2) is fixedly connected with the upper mounting seat (1) through a bolt, the lower die base (4) is fixedly connected with the lower mounting seat (3) through a bolt, the clamping plate (5) is fixedly connected with the upper die base (2) through a bolt, a step hole (7) is formed in the clamping plate (5), the punch (6) is arranged in the step hole (7), the upper end face of the clamping plate (5) is in contact with the lower end face of the upper die base (2), the lower end of the punch (6) protrudes out of the lower end face of the clamping plate (5), the stamping-resistant automobile die is characterized in that the lower end face of the upper die base (2) protrudes out of a first guide column (8), the lower end face of the clamping plate (5) of the first guide column (8), the first guide post (8) is connected with a pressure plate (9) in a sliding way, the upper end surface of the pressure plate (9) is fixedly connected with a second guide post (10), the second guide post (10) is respectively connected with the clamping plate (5) and the upper die holder (2) in a sliding way, the lower end surface of the upper die holder (2) is provided with a groove (11), the grooves (11) are respectively arranged at the corners around the upper die holder (2), the groove (11) is provided with a return spring (12), the splint (5) is provided with a first through hole (13) for the return spring (12) to pass through, the lower end surface of the return spring (12) is contacted with the upper end surface of the pressure plate (9), the upper end surface of the lower die holder (4) is fixedly connected with a material blocking block (14), a clearance groove (15) matched with the material blocking block (14) is formed in the pressing plate (9), and a second through hole (16) for the punch (6) to pass through is formed in the pressing plate (9).

2. The stamping-resistant automobile die as claimed in claim 1, wherein a sliding sleeve (17) is sleeved on the second guide post (10), the sliding sleeve (17) is connected with the second guide post (10) in a sliding manner, the sliding sleeve (17) is respectively connected with the clamping plate (5) and the upper die holder (2) in a sliding manner, and the lower end face of the sliding sleeve (17) is in contact with the upper end face of the pressing plate (9).