CN211539212U

CN211539212U - Stamping die is used in auto parts production

Info

Publication number: CN211539212U
Application number: CN201922367114.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shenyang Tongchuang Sifang Auto Parts Co Ltd
Current assignee: Shenyang Tongchuang Sifang Auto Parts Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-22
Anticipated expiration: 2029-12-25

Abstract

The utility model provides a stamping die is used in auto parts production, include: an upper die, a lower die and a die cavity; the upper die and the lower die are matched up and down, and the upper die and the lower die are matched to form a die cavity matched with the arc-shaped part; the left side and the right side of the top end of the lower die are both provided with inverted T-shaped sliding chutes, and the two sliding chutes are symmetrical left and right; the sliding groove is in a left-right direction, and a rectangular first sliding block is matched in the sliding groove in a sliding mode; the welding of the top of first slider has the lateral part locating lever of circular form, the utility model has the advantages of rational in infrastructure, the difficult off tracking of panel during the punching press, the shaping quality of product is higher, and the practicality is stronger to the effectual problem of solving the problem of panel off tracking when the stamping forming mould of the convex staple bolt part that has now be used for automobile production ubiquitous the punching press, influence the shaping quality of product problem and not enough.

Description

Stamping die is used in auto parts production

Technical Field

The utility model relates to an automotive production technical field, more specifically the theory that says so especially relates to a stamping die is used in auto parts production.

Background

Arc-shaped hoop parts for automobile production are often processed and molded through a die stamping process.

The existing punch forming die for the arc-shaped hoop part for automobile production generally has the problem of deviation of plates during punching, and the forming quality of products is influenced.

In view of the above, the present invention provides a stamping die for producing automobile parts, which is improved by the prior art, and aims to solve the problems and improve the practical value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die is used in auto parts production to the problem of panel off tracking when solving the stamping forming mould ubiquitous of the convex staple bolt part of the current arc staple bolt part that is used for the automobile production who proposes in the above-mentioned background art, influence the problem and the not enough of the shaping quality of product.

In order to achieve the above object, the utility model provides a stamping die is used in auto parts production, is reached by following specific technological means:

a stamping die for automobile part production comprises: the device comprises an upper die, a lower die, a die cavity, a chute, a slide hole, a first slide block, a side positioning rod, a fastening bolt, a rear positioning rod, a second slide block, a compression spring and a stop block; the upper die and the lower die are matched up and down, and the upper die and the lower die are matched to form a die cavity matched with the arc-shaped part; the left side and the right side of the top end of the lower die are both provided with inverted T-shaped sliding chutes, and the two sliding chutes are symmetrical left and right; the sliding groove is in a left-right direction, and a rectangular first sliding block is matched in the sliding groove in a sliding mode; the top end of the first sliding block is welded with a circular side positioning rod, and the side positioning rod is in sliding fit with the sliding groove; the top end of the side positioning rod is provided with a fastening bolt, the bottom end of a screw rod of the fastening bolt sequentially penetrates through the side positioning rod and the first sliding block downwards in a threaded engagement mode, and the bottom end face of the screw rod of the fastening bolt is in surface contact with the bottom face of the sliding groove; two circular counter-bore-shaped sliding holes are formed in the middle of the bottom end of the lower die, and the two sliding holes are symmetrically arranged on the left side and the right side of the rear end of the die cavity; the big hole of the sliding hole is positioned above the small hole, and the sliding hole is provided with an upper through hole and a lower through hole; a circular rear positioning rod penetrates through the small hole of the sliding hole, and the rear positioning rod is in sliding fit with the small hole of the sliding hole; a circular second sliding block is embedded in the outer wall of the bottom end of the rear positioning rod and is in interference fit with the rear positioning rod; the second sliding block is in sliding fit with the inside of the large hole of the sliding hole, and a compression spring is arranged at the bottom end of the second sliding block; the compression spring is accommodated in the large hole of the sliding hole in a clearance fit mode, and a circular stop block is arranged at the bottom end of the compression spring; the stop block is screwed in the large hole of the sliding hole in a threaded engagement mode.

As this technical scheme's further optimization, the utility model relates to a stamping die is used in auto parts production first slider is at the inside horizontal slip of spout, and fastening bolt sets up the locking fixing device who is first slider.

As a further optimization of this technical scheme, the utility model relates to a stamping die is used in auto parts production the second slider slides from top to bottom in the inside of slide opening.

As this technical scheme's further optimization, the utility model relates to a stamping die is used in auto parts production the rear portion locating lever is elastic expansion device through compression spring setting, and the top of rear portion locating lever and the bottom swing joint of last mould.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses a lateral part locating lever and rear portion locating lever carry on spacingly to panel for panel is difficult for the off tracking when the punching press, improves the shaping quality of product, and the rear portion locating lever is elastic expansion device through compression spring setting, still does not influence going ahead of going up the mould when carrying out spacingly to panel, and is comparatively practical.

2. The utility model discloses a set up first slider at the inside horizontal slip of spout, and fastening bolt sets up the locking fixing device who is first slider, and the interval between the two lateral part locating levers of being convenient for is adjusted to satisfy the stamping forming of different length panels, it is comparatively practical.

3. The utility model discloses a to a stamping die's for auto parts production improvement, it is rational in infrastructure to have, the difficult off tracking of panel during the punching press, the shaping quality of product is higher, the stronger advantage of practicality, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

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

FIG. 2 is a schematic sectional view of the A-A direction of the present invention;

FIG. 3 is a schematic structural view of point A of the present invention;

FIG. 4 is a schematic sectional view of the cross-sectional view of the present invention along the line B-B;

fig. 5 is a schematic structural view of point B of the present invention;

fig. 6 is a schematic structural view of the upper die and the lower die of the present invention during the die opening.

In the figure: the die comprises an upper die 1, a lower die 2, a die cavity 3, a sliding groove 4, a sliding hole 5, a first sliding block 6, a side positioning rod 7, a fastening bolt 8, a rear positioning rod 9, a second sliding block 10, a compression spring 11 and a stop block 12.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides a specific technical embodiment of a stamping die for producing automobile parts:

a stamping die for automobile part production comprises: the die comprises an upper die 1, a lower die 2, a die cavity 3, a sliding chute 4, a sliding hole 5, a first sliding block 6, a side positioning rod 7, a fastening bolt 8, a rear positioning rod 9, a second sliding block 10, a compression spring 11 and a stop block 12; the upper die 1 is matched with the lower die 2 up and down, and the upper die 1 is matched with the lower die 2 to form a die cavity 3 matched with the arc-shaped part; the left side and the right side of the top end of the lower die 2 are both provided with reverse T-shaped sliding chutes 4, and the two sliding chutes 4 are bilaterally symmetrical; the sliding groove 4 is in a left-right direction, and a rectangular first sliding block 6 is matched in the sliding groove 4 in a sliding manner; the top end of the first sliding block 6 is welded with a circular side positioning rod 7, and the side positioning rod 7 is in sliding fit with the sliding chute 4; the top end of the side positioning rod 7 is provided with a fastening bolt 8, the bottom end of a screw rod of the fastening bolt 8 sequentially penetrates through the side positioning rod 7 and the first sliding block 6 downwards in a threaded engagement mode, and the bottom end face of the screw rod of the fastening bolt 8 is in surface contact with the bottom face of the sliding groove 4; two circular counter-bore-shaped sliding holes 5 are formed in the middle of the bottom end of the lower die 2, and the two sliding holes 5 are symmetrically arranged on the left side and the right side of the rear end of the die cavity 3; the big hole of the sliding hole 5 is arranged above the lower small hole, and the sliding hole 5 is provided with an upper through hole and a lower through hole; a circular rear positioning rod 9 penetrates through a small hole of the sliding hole 5, and the rear positioning rod 9 is in sliding fit with the small hole of the sliding hole 5; a circular second slide block 10 is embedded in the outer wall of the bottom end of the rear positioning rod 9, and the second slide block 10 is in interference fit with the rear positioning rod 9; the second sliding block 10 is in sliding fit with the inside of the large hole of the sliding hole 5, and a compression spring 11 is arranged at the bottom end of the second sliding block 10; the compression spring 11 is accommodated in the large hole of the sliding hole 5 in a clearance fit mode, and the bottom end of the compression spring 11 is provided with a circular stop block 12; the stopper 12 is screwed into the large hole of the slide hole 5 by means of screw engagement.

Specifically, referring to fig. 3, the first sliding block 6 slides left and right inside the sliding groove 4, the fastening bolt 8 is provided with a locking and fixing device of the first sliding block 6, and the first sliding block 6 can slide left and right inside the sliding groove 4 by loosening the fastening bolt 8, so as to adjust the position of the side positioning rod 7.

Specifically, referring to fig. 5, the second slider 10 slides up and down inside the slide hole 5.

Specifically, referring to fig. 5, the rear positioning rod 9 is provided with an elastic expansion device through a compression spring 11, and the top end of the rear positioning rod 9 is movably connected with the bottom end of the upper die 1, when the upper die 1 falls, the rear positioning rod 9 pushes the second slider 10 to slide downwards in the slide hole 5, the second slider 10 compresses the compression spring 11, when the upper die 1 is lifted upwards, the compression spring 11 rebounds to push the second slider 10 upwards, and the second slider 10 pushes the rear positioning rod 9 upwards to reset.

The method comprises the following specific implementation steps:

loosening the fastening bolt 8, sliding the side positioning rods 7 left and right, adjusting the distance between the two side positioning rods 7, screwing the fastening bolt 8 after the adjustment is finished, placing a plate of a circular arc hoop part for automobile production to be punched on the top surface of the lower die 2, enabling the left end and the right end of the plate to be in contact with the outer wall of the side positioning rods 7, enabling the rear end of the plate to be in contact with the outer wall of the rear positioning rod 9, when the upper die 1 falls, pressing the rear positioning rod 9 downwards by the upper die 1, pushing the second sliding block 10 to slide downwards in the sliding hole 5 by the rear positioning rod 9, compressing the compression spring 11 by the second sliding block 10, lifting the upper die 1 after the plate is punched and formed in the die cavity 3, rebounding the compression spring 11, pushing the second sliding block 10 upwards, and jacking and resetting the rear positioning rod 9 upwards by the second sliding block 10.

In summary, the following steps: according to the stamping die for producing the automobile parts, the plate is limited through the side positioning rod and the rear positioning rod, so that the plate is not prone to deviation during stamping, the forming quality of a product is improved, the rear positioning rod is an elastic telescopic device through the compression spring, the advancing of an upper die is not influenced while the plate is limited, and the stamping die is practical; the first sliding block slides left and right in the sliding groove, and the fastening bolt is provided with the locking and fixing device in the shape of the first sliding block, so that the distance between the two side positioning rods can be conveniently adjusted, the punching forming of plates with different lengths can be met, and the device is practical; the utility model discloses a to an auto parts production stamping die's improvement, it is rational in infrastructure to have, the difficult off tracking of panel during the punching press, the shaping quality of product is higher, advantage that the practicality is stronger to the effectual problem of panel off tracking when having solved the stamping forming mould ubiquitous of the convex staple bolt part of current being used for auto production influences the shaping quality of product problem and not enough.

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. A stamping die for automobile part production comprises: the die comprises an upper die (1), a lower die (2), a die cavity (3), a sliding chute (4), a sliding hole (5), a first sliding block (6), a side positioning rod (7), a fastening bolt (8), a rear positioning rod (9), a second sliding block (10), a compression spring (11) and a stop block (12); the method is characterized in that: the upper die (1) and the lower die (2) are matched up and down, and the upper die (1) and the lower die (2) are matched to form a die cavity (3) matched with the arc-shaped part; the left side and the right side of the top end of the lower die (2) are both provided with T-shaped sliding chutes (4), and the two sliding chutes (4) are bilaterally symmetrical; the sliding groove (4) is in a left-right direction, and a rectangular first sliding block (6) is matched in the sliding groove (4) in a sliding mode; the top end of the first sliding block (6) is welded with a circular side positioning rod (7), and the side positioning rod (7) is in sliding fit with the sliding groove (4); the top end of the side positioning rod (7) is provided with a fastening bolt (8), the bottom end of a screw rod of the fastening bolt (8) sequentially penetrates through the side positioning rod (7) and the first sliding block (6) downwards in a threaded engagement mode, and the bottom end face of the screw rod of the fastening bolt (8) is in surface contact with the bottom face of the sliding groove (4); two circular counter-bore-shaped sliding holes (5) are formed in the middle of the bottom end of the lower die (2), and the two sliding holes (5) are symmetrically arranged on the left side and the right side of the rear end of the die cavity (3); the big hole of the sliding hole (5) is arranged above the lower small hole, and the sliding hole (5) is provided with an upper through hole and a lower through hole; a round rear positioning rod (9) penetrates through a small hole of the sliding hole (5), and the rear positioning rod (9) is in sliding fit with the small hole of the sliding hole (5); a circular second sliding block (10) is embedded in the outer wall of the bottom end of the rear positioning rod (9), and the second sliding block (10) is in interference fit with the rear positioning rod (9); the second sliding block (10) is in sliding fit with the inside of the large hole of the sliding hole (5), and a compression spring (11) is arranged at the bottom end of the second sliding block (10); the compression spring (11) is accommodated in the large hole of the sliding hole (5) in a clearance fit mode, and a circular stop block (12) is arranged at the bottom end of the compression spring (11); the stop block (12) is screwed in the large hole of the sliding hole (5) in a threaded engagement mode.

2. The stamping die for producing the automobile parts as claimed in claim 1, wherein: the first sliding block (6) slides left and right in the sliding groove (4), and the fastening bolt (8) is provided with a locking and fixing device which is the first sliding block (6).

3. The stamping die for producing the automobile parts as claimed in claim 1, wherein: the second sliding block (10) slides up and down in the sliding hole (5).

4. The stamping die for producing the automobile parts as claimed in claim 1, wherein: the rear positioning rod (9) is provided with an elastic telescopic device through a compression spring (11), and the top end of the rear positioning rod (9) is movably connected with the bottom end of the upper die (1).