CN219520231U

CN219520231U - Pulling type inclined wedge mechanism for stamping die

Info

Publication number: CN219520231U
Application number: CN202223553867.9U
Authority: CN
Inventors: 董磊
Original assignee: Tianjin Motor Dies Co Ltd
Current assignee: Tianjin Motor Dies Co Ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-08-15
Anticipated expiration: 2032-12-29

Abstract

The utility model provides a pull-type wedge mechanism for a stamping die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die driving block and a pulley body, the lower die is provided with a lower die insert, the upper die driving block is provided with a driving guide plate, the pulley body is provided with a first sliding guide plate, and the driving guide plate and the first sliding guide plate are respectively provided with inclined planes which can be mutually matched in a sliding way; the bottom of the pulley body is provided with a supporting sliding matching guide plate, the pulley body is in sliding connection with the upper die through the supporting sliding matching guide plate, the pulley body is provided with a second sliding matching guide plate which can be in sliding matching with the lower die insert, and the pulley body is provided with a flanging insert matched with the lower die insert. The sliding wedge has the beneficial effects that the space occupied by the pulley in the die can be greatly reduced by using the sliding wedge, the strength of the lower die insert and the pulley can be greatly improved, the production cost is saved, and the service life of the die is prolonged.

Description

Pulling type inclined wedge mechanism for stamping die

Technical Field

The utility model relates to a pull-type wedge mechanism for a stamping die.

Background

In the design and manufacturing process of the automobile panel die, when the stamping direction of part is in a process form of pointing from the inner side of the part to the outer side of the part, if a push type wedge mechanism is used in the process, a driver of the pulley is generally placed at the opposite side of the stamping area, so that the pulley body penetrates through the whole lower die insert, the lower die insert is supported less, and the strength of the pulley is weaker due to the longer length of the pulley.

Disclosure of Invention

The utility model aims to solve the problem of providing a pull-type wedge mechanism for a stamping die, which overcomes the defects in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme: the pull-type wedge mechanism for the stamping die comprises an upper die and a lower die, wherein the upper die comprises an upper die driving block and a pulley body, a lower die insert is arranged on the lower die, a driving guide plate is arranged on the upper die driving block, a first sliding guide plate is arranged on the pulley body, and inclined planes which can be mutually matched in a sliding mode are arranged on the driving guide plate and the first sliding guide plate;

the bottom of the pulley body is provided with a supporting sliding guide plate, the pulley body is in sliding connection with the upper die through the supporting sliding guide plate, the pulley body is provided with a second sliding guide plate which can be in sliding fit with the lower die insert, and the pulley body is provided with a flanging insert matched with the lower die insert.

Optionally, the device further comprises a first guide cover plate and a second guide cover plate, wherein the first guide cover plate and the second guide cover plate are used for limiting the moving direction of the pulley body, the first guide cover plate is fixed on the upper die and abuts against the outer side edge of the pulley body, and the second guide cover plate is fixed on the upper die and abuts against the inner side edge of the pulley body.

Optionally, the upper die driving block and the pulley body are respectively provided with a second forced reset block and a first forced reset block which can be mutually matched in a sliding way.

Optionally, the pulley body is last to have the return stroke cylinder, upward have on the mould with telescopic link on the return stroke cylinder is contradicted the kicking block.

Optionally, the return cylinder is a nitrogen cylinder.

Optionally, one side of coaster body has the return stroke stopper, the return stroke stopper can with the lateral wall of lower mould insert is contradicted when the compound die.

Optionally, the return limiting block is made of polyurethane material.

The utility model has the advantages and positive effects that: due to the adoption of the technical scheme, the space occupied by the pulley in the die can be greatly reduced by using the pull-type wedge, the strength of the lower die insert and the strength of the pulley are greatly improved, the production cost is saved, and the service life of the die is prolonged.

Drawings

FIG. 1 is a cross-sectional view of the present utility model in a non-operative state;

FIG. 2 is a top view of the present utility model in a non-operative state;

FIG. 3 is an isometric view of the present utility model;

FIG. 4 is a cross-sectional view of the present utility model in operation;

in the figure: 1. an upper die driving block; 2. a drive guide plate; 3. a pulley body; 4. a first slip fit guide; 5. a flanging insert; 6. a second slip fit guide; 7. return limit polyurethane; 8. a return nitrogen cylinder; 9. a nitrogen cylinder top block; 10. supporting a sliding guide plate; 11. a lower die insert; 12. a first guide cover plate; 13. a first forced resetting block; 14. a second guide cover plate; 15. and a second forced resetting block.

Detailed Description

The present utility model will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two parts. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1-4, the utility model provides a pull-type wedge mechanism for a stamping die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die driving block and a pulley body, the lower die is provided with a lower die insert, the upper die driving block is provided with a driving guide plate, the pulley body is provided with a first sliding guide plate, and the driving guide plate and the first sliding guide plate are respectively provided with inclined planes which can be mutually matched in a sliding way;

the bottom of the pulley body is provided with a supporting sliding matching guide plate, the pulley body is in sliding connection with the upper die through the supporting sliding matching guide plate, the pulley body is provided with a second sliding matching guide plate which can be in sliding matching with the lower die insert, and the pulley body is provided with a flanging insert matched with the lower die insert.

The pulley body is characterized by further comprising a first guide cover plate and a second guide cover plate, wherein the first guide cover plate and the second guide cover plate are used for limiting the moving direction of the pulley body, the first guide cover plate is fixed on the upper die and abuts against the outer side edge of the pulley body, and the second guide cover plate is fixed on the upper die and abuts against the inner side edge of the pulley body.

The upper die driving block and the pulley body are respectively provided with a second forced reset block and a first forced reset block which can be mutually matched in a sliding way.

The pulley body is provided with a return nitrogen cylinder, and the upper die is provided with a nitrogen cylinder top block which is in conflict with a telescopic rod on the return cylinder.

One side of the pulley body is provided with return limiting polyurethane which can be abutted against the side wall of the lower die insert during die assembly.

The working process of the structure comprises the following steps: the mechanism starts to move from the non-working state shown in fig. 1, firstly, the upper die driving block 1 drives the driving guide plate 2 and the second forced resetting block 15 to move downwards together, the driving guide plate 2 is contacted with the first sliding fit guide plate 4, the pulley body 3 starts to move, the sliding fit state is kept with the supporting sliding fit guide plate 10, the first guide cover plate 12 and the second guide cover plate 14 all the time when the pulley body 3 moves, and meanwhile, the second sliding fit guide plate 6 and the lower die insert 11 also start to slide fit, so that relative displacement is generated. Simultaneously, the return nitrogen cylinder 8 is propped against the nitrogen cylinder jacking block 9 to start compression; the first forced reset block 13 and the second forced reset block 15 also start to enter a sliding fit state, the upper die driving block 1 continues to move downwards, the flanging insert 5 starts to realize flanging molding on the blank 16 under the driving of the pulley body 3 until the die is closed, and flanging is completed at the moment, namely, the working state shown in fig. 4.

The return stroke is that the mechanism starts to move from the working state shown in fig. 4, the upper die driving block 1 drives the driving guide plate 2 and the second forced reset block 15 to move upwards together, the pulley body 3 starts to move along the opposite direction of stamping under the action of the return stroke nitrogen cylinder 8, the first forced reset block 13 and the second forced reset block 15, the later-stage return stroke limiting polyurethane 7 can play a limiting role, and the pulley body 3 is ensured not to collide with other objects until the non-working state shown in fig. 3.

The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a stamping die is with pulling slide wedge mechanism, includes mould and lower mould, its characterized in that: the upper die comprises an upper die driving block and a pulley body, a lower die insert is arranged on the lower die, a driving guide plate is arranged on the upper die driving block, a first sliding guide plate is arranged on the pulley body, and inclined planes which can be mutually matched in a sliding manner are arranged on the driving guide plate and the first sliding guide plate;

2. The pull-type cam mechanism for a press die according to claim 1, wherein: the pulley body is characterized by further comprising a first guide cover plate and a second guide cover plate, wherein the first guide cover plate and the second guide cover plate are used for limiting the moving direction of the pulley body, the first guide cover plate is fixed on the upper die and abuts against the outer side edge of the pulley body, and the second guide cover plate is fixed on the upper die and abuts against the inner side edge of the pulley body.

3. The pull-type cam mechanism for a press die according to claim 1, wherein: the upper die driving block and the pulley body are respectively provided with a second forced reset block and a first forced reset block which can be mutually matched in a sliding way.

4. A pull-type cam mechanism for a press die according to any one of claims 1 to 3, wherein: the pulley body is provided with a return cylinder, and the upper die is provided with a top block which is in contact with the telescopic rod on the return cylinder.

5. The pull-type cam mechanism for a press die according to claim 4, wherein: the return cylinder is a nitrogen cylinder.

6. A pull-type cam mechanism for a press die according to any one of claims 1 to 3, wherein: one side of the pulley body is provided with a return limiting block, and the return limiting block can be abutted against the side wall of the lower die insert when the die is assembled.

7. The pull-type cam mechanism for a press die according to claim 6, wherein: the return limiting block is made of polyurethane materials.