CN210614993U - Cold-heading mould of automobile fastener - Google Patents

Abstract

The utility model discloses a cold-heading mould of car fastener, including first bearing board, third bearing board, mould body and fourth bearing board, the equal vertical first spring of installing in both ends on third bearing board top, and the top horizontal installation of first spring has first bearing board, the intermediate position department of first bearing board top one end has the motor through base horizontal installation, and the output horizontal installation of motor has the lead screw, lead screw outer wall horizontal installation have with lead screw assorted first sleeve, and the top horizontal installation of first sleeve has the fourth bearing board, the equal level of intermediate position department of the inside top both sides of fourth bearing board is provided with the spout, and the inside both ends of spout all install with spout assorted third slider, the intermediate position department on fourth bearing board top is provided with the mould body. The cold-heading die of the automobile fastener drives the screw rod to rotate through the motor so as to drive the fourth bearing plate to slide left and right, and further workpieces with different sizes can be conveniently processed.

Description

Cold-heading mould of automobile fastener

Technical Field

The utility model relates to an automobile fastener processing equipment technical field specifically is an automobile fastener's cold-heading mould.

Background

The automobile fastener is a component which is connected and fixed in an automobile body, a cold heading die is required to be used in the processing of the automobile fastener, the cold heading is a processing method for forming a required part or blank by utilizing plastic deformation generated by metal under the action of external force by means of the die, the cold heading die of the traditional automobile fastener can basically meet the use requirements of people, but certain problems still exist, and the specific problems are as follows:

1. at present, cold heading dies of most automobile fasteners in the market are of an integrated structure, so that the automobile fasteners are inconvenient to disassemble and replace;

2. the cold heading die for most automobile fasteners in the market at present is inconvenient for processing automobile fasteners with different sizes.

Disclosure of Invention

An object of the utility model is to provide a cold-heading mould of car fastener to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cold heading die for an automobile fastener comprises a first bearing plate, a third bearing plate, a die body and a fourth bearing plate, wherein both ends of the top end of the third bearing plate are vertically provided with first springs, a first bearing plate is horizontally arranged at the top end of the first spring, a motor is horizontally arranged at the middle position of one end of the top end of the first bearing plate through a base, and the output end of the motor is horizontally provided with a screw rod, the outer wall of the screw rod is horizontally provided with a first sleeve matched with the screw rod, and the top end of the first sleeve is horizontally provided with a fourth bearing plate, the middle positions of the two sides of the top end in the fourth bearing plate are both horizontally provided with a sliding chute, and the third sliding blocks matched with the sliding grooves are installed at two ends of the inner part of each sliding groove, the die body is arranged at the middle position of the top end of the fourth bearing plate, and clamping grooves are evenly formed in the lower ends of two side walls of the die body.

Preferably, first sliding rails are horizontally arranged at two ends of the top end of a third bearing plate on the inner side of the first spring, first sliding blocks matched with the first sliding rails are arranged at two ends of the first sliding rails, and the top ends of the first sliding blocks are hinged to first connecting rods through hinged shafts.

Preferably, the top of the first connecting rod is hinged with a second bearing plate through a hinge shaft, the top of the second bearing plate is connected with the bottom end of the first bearing plate, second springs are vertically arranged at two ends of the bottom end of the second bearing plate, and the bottom ends of the second springs are connected with the first connecting rod.

Preferably, a second connecting rod is horizontally arranged at the middle position of the top end of a third bearing platform plate on one side, away from the first spring, of the first sliding rail, a third spring is horizontally arranged at the middle position of the outer wall of the second connecting rod, second sleeves are arranged at two ends of the outer wall of the second connecting rod on two sides of the third spring, the top ends of the second sleeves are hinged to the third connecting rod through hinged shafts, and the top ends of the third connecting rod are hinged to the bottom end of the first bearing platform plate through hinged shafts.

Preferably, the second slide rail is horizontally mounted in the middle of the top end of the first bearing plate on two sides of the motor, a second slide block matched with the second slide rail is mounted inside the second slide rail, a fourth connecting rod is horizontally mounted on the side wall, close to one side of the motor, of the second slide block, and one end, far away from the second slide block, of the fourth connecting rod is connected with the first sleeve.

Preferably, the middle positions of the two ends of the top end of the fourth bearing plate are vertically provided with first fixing plates, the middle positions of the inner side walls of the first fixing plates are uniformly and horizontally provided with fourth springs, one end, far away from the first fixing plates, of each fourth spring is vertically provided with a second fixing plate connected with a third sliding block, and one end, far away from the first fixing plates, of each second fixing plate is uniformly and horizontally provided with a fifth connecting rod matched with the clamping groove.

Preferably, the inside top of mould body is close to the even vertical fourth punching press hole that is provided with of one end of motor, and the inside top of mould body of fourth punching press hole one side evenly is provided with the third punching press hole, the inside top of mould body that fourth punching press hole one side was kept away from in the third punching press hole evenly is provided with the second punching press hole, and the inside top of mould body that third punching press hole one side was kept away from in the second punching press hole evenly is provided with first punching press hole, the size inequality in fourth punching press hole, third punching press hole, second punching press hole and first punching press hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by installing the motor, the screw rod, the first sleeve, the fourth connecting rod, the second sliding block, the second sliding rail, the fourth bearing plate, the first stamping hole, the second stamping hole, the third stamping hole and the fourth stamping hole, when workpieces with different sizes need to be processed, the motor is started to drive the screw rod to rotate so as to drive the first sleeve to slide left and right, the first sleeve drives the fourth connecting rod to slide in the second sliding rail through the second sliding block and drive the fourth bearing plate to slide left and right, so that the first stamping hole, the second stamping hole, the third stamping hole or the fourth stamping hole is driven to move into an effective working area of stamping equipment, and the workpieces with different sizes can be processed conveniently;

2. meanwhile, the device is provided with a die body, a fifth connecting rod, a first fixing plate, a clamping groove, a fourth spring, a second fixing plate, a third sliding block and a sliding groove, so that the die body is convenient to disassemble and replace;

3. meanwhile, the device is provided with a fourth bearing plate, a first bearing plate, a second bearing plate, a first connecting rod, a third connecting rod, a first sliding block, a first sliding rail, a second sleeve, a second connecting rod, a first spring, a second spring and a third spring, when stamping forging is carried out, stamping force generated by stamping equipment is respectively transmitted to the first connecting rod and the third connecting rod through the fourth bearing plate, the first bearing plate and the second bearing plate, the first connecting rod and the third connecting rod are driven to rotate under the action of a hinged shaft, so that the first connecting rod pushes the first sliding block to slide in the first sliding rail, and the third connecting rod pushes the second sleeve to slide on the second connecting rod, the impact force is eliminated under the elastic force action of the first spring, the second spring and the third spring, and the service life of a cold heading die of the automobile fastener is prolonged.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

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

fig. 3 is a schematic top view of the motor, the first bearing plate and the second slide rail of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a card slot; 2. a motor; 3. a first deck plate; 4. a first spring; 5. a first slider; 6. a first connecting rod; 7. a first slide rail; 8. a second spring; 9. a second connecting rod; 10. a first sleeve; 11. a third spring; 12. a second sleeve; 13. a third connecting rod; 14. a second deck plate; 15. a screw rod; 16. a third deck plate; 17. a first fixing plate; 18. a mold body; 19. a first punched hole; 20. a second punched hole; 21. a third punched hole; 22. a fourth punched hole; 23. a second slide rail; 24. a second slider; 25. a fourth connecting rod; 26. a fifth connecting rod; 27. a second fixing plate; 28. a fourth spring; 29. a chute; 30. a third slider; 31. a fourth bearing plate.

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. 1-4, the present invention provides an embodiment: a cold heading die for an automobile fastener comprises a first bearing plate 3, a third bearing plate 16, a die body 18 and a fourth bearing plate 31, wherein two ends of the top end of the third bearing plate 16 are vertically provided with first springs 4;

two ends of the top end of a third bearing plate 16 at the inner side of the first spring 4 are both horizontally provided with a first sliding rail 7, two ends of the interior of the first sliding rail 7 are both provided with a first sliding block 5 matched with the first sliding rail 7, and the top end of the first sliding block 5 is hinged with a first connecting rod 6 through a hinged shaft, so that buffering is facilitated;

the top end of the first connecting rod 6 is hinged with a second bearing plate 14 through a hinge shaft, the top end of the second bearing plate 14 is connected with the bottom end of the first bearing plate 3, two ends of the bottom end of the second bearing plate 14 are both vertically provided with second springs 8, and the bottom ends of the second springs 8 are connected with the first connecting rod 6, so that buffering is facilitated;

a second connecting rod 9 is horizontally arranged at the middle position of the top end of a third bearing plate 16 on one side, far away from the first spring 4, of the first sliding rail 7, a third spring 11 is horizontally arranged at the middle position of the outer wall of the second connecting rod 9, second sleeves 12 are respectively arranged at two ends of the outer wall of the second connecting rod 9 on two sides of the third spring 11, the top ends of the second sleeves 12 are hinged to a third connecting rod 13 through hinge shafts, and the top ends of the third connecting rods 13 are hinged to the bottom end of the first bearing plate 3 through hinge shafts, so that buffering is facilitated;

a first bearing plate 3 is horizontally arranged at the top end of the first spring 4, a motor 2 is horizontally arranged at the middle position of one end of the top end of the first bearing plate 3 through a base, and the motor 2 can be a HJDJR5775-BL-A small motor;

a second slide rail 23 is horizontally arranged in the middle of the top end of the first bearing plate 3 on two sides of the motor 2, a second slide block 24 matched with the second slide rail 23 is arranged in the second slide rail 23, a fourth connecting rod 25 is horizontally arranged on the side wall of the second slide block 24 close to one side of the motor 2, and one end of the fourth connecting rod 25 far away from the second slide block 24 is connected with the first sleeve 10, so that workpieces with different sizes can be conveniently processed;

a screw rod 15 is horizontally arranged at the output end of the motor 2, a first sleeve 10 matched with the screw rod 15 is horizontally arranged on the outer wall of the screw rod 15, and a fourth bearing plate 31 is horizontally arranged at the top end of the first sleeve 10;

the middle positions of two ends of the top end of the fourth bearing plate 31 are both vertically provided with a first fixing plate 17, the middle position of the inner side wall of the first fixing plate 17 is uniformly and horizontally provided with a fourth spring 28, one end, far away from the first fixing plate 17, of the fourth spring 28 is vertically provided with a second fixing plate 27 connected with a third sliding block 30, and one end, far away from the first fixing plate 17, of the second fixing plate 27 is uniformly and horizontally provided with a fifth connecting rod 26 matched with the clamping groove 1, so that the disassembly is convenient;

the middle positions of two sides of the top end inside the fourth bearing plate 31 are both horizontally provided with sliding grooves 29, the two ends inside the sliding grooves 29 are both provided with third sliding blocks 30 matched with the sliding grooves 29, and the middle position of the top end of the fourth bearing plate 31 is provided with a die body 18;

one end, close to the motor 2, of the top end inside the die body 18 is uniformly and vertically provided with a fourth stamping hole 22, the top end inside the die body 18, on one side of the fourth stamping hole 22, is uniformly provided with a third stamping hole 21, the top end inside the die body 18, on one side, far away from the fourth stamping hole 22, of the third stamping hole 21 is uniformly provided with a second stamping hole 20, the top end inside the die body 18, on one side, far away from the third stamping hole 21, of the second stamping hole 20 is uniformly provided with a first stamping hole 19, and the sizes of the fourth stamping hole 22, the third stamping hole 21, the second stamping hole 20 and the first stamping hole 19 are different, so that workpieces with different sizes can be conveniently processed;

and the lower ends of the two side walls of the die body 18 are uniformly provided with clamping grooves 1.

The working principle is as follows: when the cold heading die of the automobile fastener is used, an external power supply is firstly switched on, when workpieces with different sizes need to be processed, the starting motor 2 drives the screw rod 15 to rotate so as to drive the first sleeve 10 to slide left and right, the first sleeve 10 drives the fourth connecting rod 25 to slide in the second slide rail 23 through the second slide block 24 and drive the fourth bearing plate 31 to slide left and right, so as to drive the first punching hole 19, the second punching hole 20, the third punching hole 21 or the fourth punching hole 22 to move into an effective working area of a punching device, so that workpieces with different sizes can be processed conveniently, when the die body 18 needs to be disassembled and replaced, the fifth connecting rod 26 is firstly pushed to move towards one side of the first fixing plate 17 so as to separate the fifth connecting rod 26 from the clamping groove 1, then the die body 18 is taken down and then the second fixing plate 27 is driven to slide in the sliding groove 29 through the third slide block 30 under the elastic force of the fourth spring 28 and drive the fifth connecting rod 26 to be clamped with the clamping groove 1 again, thereby convenient to detach changes mould body 18, when carrying out the punching press forging, the punching press power that produces by stamping equipment transmits for head rod 6 and third connecting rod 13 respectively through fourth bearing board 31, first bearing board 3 and second bearing board 14, drives head rod 6 and third connecting rod 13 and rotates under the effect of articulated shaft and makes head rod 6 promote first slider 5 at the inside slip of first slide rail 7 and make third connecting rod 13 promote second sleeve 12 and slide on second connecting rod 9 to eliminate this impact force under the spring action of first spring 4, second spring 8 and third spring 11, improve the life of this automotive fastener's cold-heading mould, above do the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an automotive fastener's cold-heading mould, includes first bolster board (3), third bolster board (16), mould body (18) and fourth bolster board (31), its characterized in that: the die is characterized in that first springs (4) are vertically arranged at two ends of the top end of the third bearing plate (16), a first bearing plate (3) is horizontally arranged at the top end of the first springs (4), a motor (2) is horizontally arranged at the middle position of one end of the top end of the first bearing plate (3) through a base, a lead screw (15) is horizontally arranged at the output end of the motor (2), a first sleeve (10) matched with the lead screw (15) is horizontally arranged on the outer wall of the lead screw (15), a fourth bearing plate (31) is horizontally arranged at the top end of the first sleeve (10), sliding grooves (29) are horizontally arranged at the middle positions of two sides of the top end of the interior of the fourth bearing plate (31), third sliding blocks (30) matched with the sliding grooves (29) are arranged at two ends of the interior of the sliding grooves (29), and a die body (18) is arranged at the middle position of the top end of, and the lower ends of the two side walls of the die body (18) are uniformly provided with clamping grooves (1).

2. The cold-heading die for the automobile fastener as claimed in claim 1, wherein: the first spring (4) is characterized in that first sliding rails (7) are horizontally arranged at two ends of the top end of a third bearing plate (16) on the inner side of the first spring (4), first sliding blocks (5) matched with the first sliding rails (7) are arranged at two ends of the inner portion of the first sliding rails (7), and the top ends of the first sliding blocks (5) are hinged to first connecting rods (6) through hinged shafts.

3. The cold-heading die for the automobile fastener as claimed in claim 2, wherein: the top of first connecting rod (6) is articulated through the articulated shaft to have second cushion cap board (14), and the top of second cushion cap board (14) is connected with first cushion cap board (3) bottom, second spring (8) are all vertically installed at the both ends of second cushion cap board (14) bottom, and the bottom of second spring (8) is connected with first connecting rod (6).

4. The cold-heading die for the automobile fastener as claimed in claim 2, wherein: the first sliding rail (7) is far away from a second connecting rod (9) at the middle position of the top end of a third bearing plate (16) on one side of a first spring (4), a third spring (11) is horizontally arranged at the middle position of the outer wall of the second connecting rod (9), second sleeves (12) are arranged at the two ends of the outer wall of the second connecting rod (9) on the two sides of the third spring (11), the top ends of the second sleeves (12) are hinged to a third connecting rod (13) through hinged shafts, and the top ends of the third connecting rods (13) are hinged to the bottom end of the first bearing plate (3) through hinged shafts.

5. The cold-heading die for the automobile fastener as claimed in claim 1, wherein: the motor is characterized in that second sliding rails (23) are horizontally mounted in the middle positions of the top ends of first bearing plates (3) on two sides of the motor (2), second sliding blocks (24) matched with the second sliding rails (23) are mounted inside the second sliding rails (23), fourth connecting rods (25) are horizontally mounted on the side walls, close to one side of the motor (2), of the second sliding blocks (24), and one ends, far away from the second sliding blocks (24), of the fourth connecting rods (25) are connected with the first sleeve (10).

6. The cold-heading die for the automobile fastener as claimed in claim 1, wherein: first fixed plate (17) are vertically installed at the middle positions of the two ends of the top end of fourth bearing plate (31), fourth springs (28) are evenly and horizontally installed at the middle positions of the inner side wall of first fixed plate (17), second fixed plates (27) connected with third sliding blocks (30) are vertically installed at one ends, far away from first fixed plate (17), of fourth springs (28), and fifth connecting rods (26) matched with clamping grooves (1) are evenly and horizontally installed at one ends, far away from first fixed plate (17), of second fixed plates (27).

7. The cold-heading die for the automobile fastener as claimed in claim 1, wherein: the die is characterized in that a fourth stamping hole (22) is vertically and uniformly formed in one end, close to the motor (2), of the inner top end of the die body (18) on one side of the fourth stamping hole (22), a third stamping hole (21) is uniformly formed in the inner top end of the die body (18) on one side of the fourth stamping hole (22) in the third stamping hole (21), a second stamping hole (20) is uniformly formed in the inner top end of the die body (18) on one side of the fourth stamping hole (22) in the third stamping hole (21), a first stamping hole (19) is uniformly formed in the inner top end of the die body (18) on one side of the third stamping hole (21) in the second stamping hole (20), and sizes of the fourth stamping hole (22), the third stamping hole (21), the second stamping hole (20) and the first stamping hole (.

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