CN211539193U

CN211539193U - Automobile door stamping die

Info

Publication number: CN211539193U
Application number: CN201921025112.7U
Authority: CN
Inventors: 张梦雅
Original assignee: Individual
Current assignee: Shanghai Qingcang Electric Technology Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-09-22
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a car door stamping die, include the lower mould and go up mould and bottom plate, go up the downside of installing in the upper die base with the bolt, the upside in the die holder is installed to the bolt for the lower mould, be equipped with the die cavity in the lower mould, die cavity sliding connection has the push pedal, the downside fixedly connected with push rod of push pedal, the lower extreme fixedly connected with connecting plate of push rod, be connected with the spring between the bottom side of connecting plate and die holder, the spring cup joints on the push rod, go up mould and lower mould phase-match joint. The utility model discloses during the branch mould, the spring resumes former long pulling connecting plate rebound gradually, and the connecting plate passes through the push rod and promotes push pedal rebound to ejecting from the die cavity with fashioned door, because the push pedal is very big with fashioned door area of contact, so at ejecting in-process, can not cause the damage to it.

Description

Automobile door stamping die

Technical Field

The utility model relates to a stamping die technical field specifically is an automobile door stamping die.

Background

The automobile door has high technological requirement on the automobile door in the production and manufacturing process, so that the automobile door is manufactured in batch by adopting a stamping die, and the automobile door stamping die is a pressure processing method for applying pressure to a material by utilizing a die arranged on a press at room temperature to enable the material to generate separation or plastic deformation so as to obtain the required automobile door. The existing vehicle door stamping die has certain defects when in use, and the die is easy to cause damage to the surface of a product on the die due to the action of a material returning rod on a finished product of the die in the discharging process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car door stamping die to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a car door stamping die, includes the lower mould and, goes up mould and bottom plate, go up the mould and install in the downside of upper die base with the bolt, the upside in the die holder is installed with the bolt to the bolt for the lower mould, be equipped with the die cavity in the lower mould, die cavity sliding connection has the push pedal, the downside fixedly connected with push rod of push pedal, the lower extreme fixedly connected with connecting plate of push rod, be connected with the spring between the bottom side of connecting plate and die holder, the spring cup joints on the push rod, go up mould and lower mould phase-match joint.

Preferably, guide pillars are fixedly installed at four corners of the lower die base, guide sleeves are fixedly installed at four corners of the lower side of the upper die base, and the upper ends of the guide pillars are inserted into inner cavities of the guide sleeves.

Preferably, the upper side of the upper die base is provided with a cushion block, the cushion block is provided with a threaded hole, and the cushion block and the upper die base are integrally milled and formed.

Preferably, the connecting plate is rectangular, the lower side of the connecting plate is in contact with the bottom plate, and the four push rods are arranged at four corners of the connecting plate respectively.

Preferably, the push rod penetrates through the lower die base and the lower die, and the push rod is connected with the lower die base and the lower die in a sliding mode.

Preferably, the left side and the right side of the upper side of the bottom plate are welded with supporting plates, and the upper ends of the supporting plates are fixedly connected with the lower die base.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses after putting into panel between last mould and the lower mould, go up the mould and push down the back panel and be impressed the die cavity, the spring is elongated, after panel is pressed into the door, go up mould upward movement, the spring resumes former length gradually and stimulates the connecting plate rebound, the connecting plate passes through the push rod and promotes the push pedal rebound to ejecting from the die cavity with fashioned door, because the push pedal is very big with fashioned door area of contact, so at ejecting in-process, can not cause the damage to it.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of the top view structure of the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. a lower die holder; 4. an upper die holder; 5. a base plate; 6. a support plate; 7. a push rod; 8. a spring; 9. a connecting plate; 10. pushing the plate; 11. a mold cavity; 12. a guide post; 13. a guide sleeve; 14. cushion blocks; 15. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an automobile door stamping die, includes lower mould 1 and, goes up mould 2 and bottom plate 5, go up 2 for the bolt mounting in the downside of upper die base 4 of mould, 1 for the bolt mounting in the upside of die holder 3 of lower mould, be equipped with die cavity 11 in the

lower mould

1, 11 sliding connection in die cavity have push pedal 10, the downside fixedly connected with push rod 7 of push pedal 10, the lower extreme fixedly connected with connecting plate 9 of push rod 7, be connected with spring 8 between the bottom side of connecting plate 9 and die holder 3, spring 8 cup joints on push rod 7, go up

mould

2 and 1 phase-match joint of lower mould.

Specifically, guide pillars 12 are fixedly mounted at four corners of the lower die holder 3, guide sleeves 13 are fixedly mounted at four corners of the lower side of the upper die holder 4, the upper ends of the guide pillars 12 are inserted into an inner cavity of the guide sleeves 13, the upper die 2 is a movable die, and the guide pillars 12 play a role in guiding and positioning the movement of the upper die 2.

Specifically, a cushion block 14 is arranged on the upper side of the upper die base 4, a threaded hole 15 is formed in the cushion block 14, the cushion block 14 and the upper die base 4 are integrally milled and formed, and the cushion block 14 is used for being connected with a push rod of a hydraulic cylinder.

Specifically, the connecting plate 9 is rectangular, the lower side of the connecting plate 9 is in contact with the bottom plate 5, the push rods 7 are four and are respectively located at four corners of the connecting plate 9, the springs 8 are in a stretching state during die assembly, the push rods 7 are pushed to move upwards by the elastic force of the springs 8 during die separation, and then the push plates 10 move upwards to eject the punch-formed vehicle door out of the die cavity.

Specifically, the push rod 7 penetrates through the lower die holder 3 and the lower die 1, and the push rod 7 is connected with the lower die holder 3 and the lower die 1 in a sliding manner.

Specifically, the left side and the right side of the upper side of the bottom plate 5 are welded with supporting plates 6, and the upper ends of the supporting plates 6 are fixedly connected with the lower die holder 3.

The working principle is as follows: the upper die 2 of the stamping die is pushed by a hydraulic cylinder to move up and down, a plate is placed between the upper die 2 and the lower die 1, the plate is pressed into the die cavity 11 after the upper die 2 is pressed down, the push plate 10 is pressed down to move, and the spring 8 is stretched. After the plate is pressed into the vehicle door, the upper die 2 moves upwards, the spring 8 pulls the connecting plate 9 to move upwards, and the connecting plate 9 pushes the push plate 10 to move upwards through the push rod 7, so that the formed vehicle door is ejected out of the die cavity 11. The upper side of the push plate 10 is not flat but milled to a specific arc according to the contour of the door.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile door stamping die, includes lower mould (1) and last mould (2) and bottom plate (5), its characterized in that: go up mould (2) and install in the downside of upper die base (4) with the bolt, lower mould (1) is installed in the upside of die holder (3) with the bolt, be equipped with die cavity (11) in lower mould (1), die cavity (11) sliding connection has push pedal (10), downside fixedly connected with push rod (7) of push pedal (10), lower extreme fixedly connected with connecting plate (9) of push rod (7), be connected with spring (8) between the bottom side of connecting plate (9) and die holder (3), spring (8) cup joint on push rod (7), go up mould (2) and lower mould (1) phase-match joint.

2. The automobile door stamping die according to claim 1, wherein: guide pillars (12) are fixedly mounted at four corners of the lower die holder (3), guide sleeves (13) are fixedly mounted at four corners of the lower side of the upper die holder (4), and the upper ends of the guide pillars (12) are inserted into inner cavities of the guide sleeves (13).

3. The automobile door stamping die according to claim 1, wherein: the upper side of the upper die holder (4) is provided with a cushion block (14), the cushion block (14) is provided with a threaded hole (15), and the cushion block (14) and the upper die holder (4) are integrally milled and formed.

4. The automobile door stamping die according to claim 1, wherein: the connecting plate (9) is rectangular, the lower side of the connecting plate (9) is in contact with the bottom plate (5), and the push rods (7) are four and are respectively located at four corners of the connecting plate (9).

5. The automobile door stamping die according to claim 1, wherein: the push rod (7) penetrates through the lower die base (3) and the lower die (1), and the push rod (7) is connected with the lower die base (3) and the lower die (1) in a sliding mode.

6. The automobile door stamping die according to claim 1, wherein: the die is characterized in that supporting plates (6) are welded on the left side and the right side of the upper side of the bottom plate (5), and the upper ends of the supporting plates (6) are fixedly connected with the lower die holder (3).