CN213350463U

CN213350463U - Three-process die assembly die for punching and trimming side punching

Info

Publication number: CN213350463U
Application number: CN202022126200.5U
Authority: CN
Inventors: 赵雪原; 方娟
Original assignee: Dongguan Yida Mould Co ltd
Current assignee: Dongguan Yida Mould Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-04
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a three processes compound die moulds of side blow hole deburring punches a hole, insert including die holder, last mould pressure flitch, first flotage piece and lower mould flotage, the die holder top is equipped with drive block and polyurethane gasket respectively, and the die fixing plate of being no less than one is all installed to die holder top both sides, and the stopper is all installed to die fixing plate inboard, all is equipped with first guide pin bushing on the stopper. This three processes compound die moulds of side blow hole deburring punches a hole, the die holder top is equipped with the polyurethane gasket, the polyurethane gasket has better stability, chemical resistance and thermal-insulated shock-resistant effect, the mould fixed plate is all installed in die holder top both sides and is played firm effect, it has the antifriction plate to go up the die holder side-mounting, first cushion is installed to the below of first superficial material piece, first cushion is connected with first guide pillar, ensure that the mould carries out the guide element of activity guide mould stroke with accurate location, thereby it is high to reach to have the location precision, high efficiency, the high effect of stability.

Description

Three-process die assembly die for punching and trimming side punching

Technical Field

The utility model relates to the technical field of mold, specifically be a three processes compound die moulds of side blow hole deburring punch a hole.

Background

Along with the development of the automobile industry, the technical level of automobile manufacturing is continuously improved, the structure of an automobile body stamping assembly is more and more complex, more strict requirements are provided for the structure and the precision of a stamping die, particularly, the manufacturing of a mounting hole with a negative angle with the stamping direction of the die is realized, the punching effect of the mounting hole is generally completed in a side punching mode, so that the side punching die is generally applied to the stamping process of the automobile body assembly, the problems of low positioning precision, low production rate and poor stability often exist in the existing automobile part processing die, the production requirements cannot be completely met, and the defects are overcome, so that the three-process die assembly die for punching and trimming the side punching hole is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three processes compound die moulds of side blow hole deburring punch a hole, have the location precision height, high-efficient, the high advantage of stability has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a punching side-punching trimming three-process die assembly die comprises a lower die base, an upper die pressing plate, a first floating block and a lower die floating block insert, wherein a driving block and a polyurethane gasket are respectively arranged above the lower die base, at least one die fixing plate is respectively arranged on two sides above the lower die base, limiting blocks are respectively arranged on the inner sides of the die fixing plates, first guide sleeves are respectively arranged on the limiting blocks, a cutter block mounting base is arranged on one end of the lower die base, a waste cutter is arranged on the cutter block mounting base, a first lower die insert is arranged on the right side of the cutter block mounting base, a second lower die insert is arranged on the right side of the first lower die insert, a third lower die insert is arranged on one side of the second lower die insert, a guide pin is arranged on the second lower die insert, a positioning guide pin and at least one concave die sleeve are respectively arranged on the third lower die insert, and positioning dies are respectively arranged on the side surfaces, the side edges of the positioning tool are provided with balance blocks;

the limiting sleeve is arranged below the upper die pressing plate, at least one wear-resisting plate is arranged on the side surface of the upper die pressing plate, and at least one pressing insert and a spring plunger are respectively arranged above the upper die pressing plate;

a first cushion block is arranged below the first floating block, and a first guide pillar, a first equal-height sleeve and a first air cylinder are fixedly connected below the cushion block respectively;

a second floating block is arranged below the lower die floating block insert, a second cushion block is arranged below the second floating block, a connecting rod, a second guide pillar and a second equal-height sleeve are fixedly connected below the second cushion block respectively, and a second air cylinder is fixedly connected below the connecting rod.

Preferably, one side of the first lower die insert block is provided with a positioning key.

Preferably, the first guide pillar and the second guide pillar are both provided with second guide sleeves.

Preferably, polyurethane gaskets are arranged on the first equal-height sleeve and the second equal-height sleeve.

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

the three-process die assembly die for punching and trimming the side punch hole is characterized in that a driving block and a polyurethane gasket are respectively arranged above a lower die holder, the polyurethane gasket has better stability, chemical resistance, rebound resilience and mechanical property, and has the functions of heat insulation and shock resistance, at least one die fixing plate is respectively arranged on two sides above the lower die holder to play a role in fixing and stabilizing, a limiting block is respectively arranged on the inner side of each die fixing plate to limit the position height of a component, a first guide sleeve is respectively arranged on each limiting block to play a role in guiding, at least one wear-resisting plate is arranged on the side surface of an upper die material pressing plate to have good wear resistance and higher hardness, at least one material pressing insert and a spring plunger are respectively arranged above the upper die material pressing plate, a spring is arranged inside a thread to enable the upper die to move in an upper stroke and a lower stroke, a first cushion block is arranged below a first floating block, the lower die floating material insert is provided with a second floating material block, the lower second floating material block is provided with a second cushion block, the lower second cushion block is respectively and fixedly connected with a connecting rod, a second guide pillar, a second equal-height sleeve, a second cylinder and a cylindrical metal part, wherein the piston is guided to perform linear reciprocating motion in the cylinder, and therefore the effects of high positioning accuracy, high efficiency and high stability are achieved.

Drawings

FIG. 1 is a structural view of a lower die holder of the present invention;

FIG. 2 is a structural view of an upper die pressing plate of the present invention;

FIG. 3 is a first float block composition of the present invention;

fig. 4 is the structure diagram of the lower die float insert of the utility model.

In the figure: 1. a lower die holder; 2. an upper die pressing plate; 3. a first float mass; 4. a lower die floating insert; 5. a mold fixing plate; 6. a limiting block; 7. a first guide sleeve; 8. a cutter block mounting seat; 9. a scrap cutter; 10. a first lower die insert; 11. a second lower die insert; 12. a third lower die insert; 13. a pilot pin; 14. positioning a pilot pin; 15. a female die sleeve; 16. a positioning tool; 17. a counterbalance; 18. a drive block; 19. a polyurethane gasket; 20. a limiting sleeve; 21. a wear plate; 22. pressing an insert; 23. a spring plunger; 24. a first cushion block; 25. a first guide post; 26. a first equal height sleeve; 27. a first cylinder; 28. a second float material block; 29. a second cushion block; 30. a connecting rod; 31. a second guide post; 32. a second equal-height sleeve; 33. a second cylinder; 34. a positioning key; 35. and a second guide sleeve.

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, a three-process die assembly die for punching, side punching and trimming comprises a lower die holder 1, an upper die pressing plate 2, a first floating block 3 and a lower die floating block insert 4, wherein a driving block 18 and a polyurethane gasket 19 are respectively arranged above the lower die holder 1, the polyurethane gasket 19 has better stability, chemical resistance, resilience and mechanical property, and has the functions of heat insulation and shock resistance, a set working effect is achieved through normal operation equipment of the driving block 18, at least one die fixing plate 5 is respectively arranged on two sides above the lower die holder 1 to play a role in fixing and stabilizing, a limiting block 6 is respectively arranged on the inner side of each die fixing plate 5 to limit the position height of each assembly, a first guide sleeve 7 is respectively arranged on each limiting block 6 to play a role in guiding, a cutter block mounting seat 8 is arranged on one end of the lower die holder 1, and a waste cutter 9 is arranged on each cutter block mounting seat 8, a first lower die insert 10 is arranged on the right side of the cutter block mounting seat 8, a positioning key 34 is arranged on one side of the first lower die insert 10, a second lower die insert 11 is arranged on the right side of the first lower die insert 10, a third lower die insert 12 is arranged on one side of the second lower die insert 11, a guide pin 13 is arranged on the second lower die insert 11, the guide pin is generally made of high-speed steel, tungsten steel and hard alloy materials with higher hardness and used for guiding the position of a workpiece, a positioning guide pin 14 and at least one concave die sleeve 15 are respectively arranged on the third lower die insert 12, positioning dies 16 are respectively arranged on the side surfaces of the first lower die insert 10, the second lower die insert 11 and the third lower die insert 12, balance blocks 17 are respectively arranged on the side surfaces of the positioning dies 16 and used for keeping dynamic balance under high-speed rotation, a limit sleeve 20 is arranged below the upper die pressing plate 2, at least one wear-, the material pressing device has good wear resistance and high hardness, at least one material pressing insert 22 and at least one spring plunger 23 are respectively arranged above the upper die material pressing plate 2, a spring is arranged inside a thread to enable the upper stroke and the lower stroke to move, a first cushion block 24 is arranged below the first floating block 3 and is used for providing a protective horizontal supporting surface, a first guide pillar 25, a first equal-height sleeve 26 and a first air cylinder 27 are respectively and fixedly connected below the first cushion block 24, a second guide sleeve 35 is arranged on the first guide pillar 25 and is used for ensuring that the die can movably guide the die stroke in accurate positioning, a polyurethane gasket 19 is arranged on the first equal-height sleeve 26, a second floating block 28 is arranged below the lower die floating block 4, a second cushion block 29 is arranged below the second floating block 28, a connecting rod 30, a second guide pillar 31 and a second equal-height sleeve 32 are respectively and fixedly connected below the second cushion block 29, and a second air cylinder 33 is fixedly connected below the connecting rod 30, the cylinder metal machine part for guiding the piston to do linear reciprocating motion in the cylinder, the second guide pillar 31 is provided with a second guide sleeve 35, and the second equal-height sleeve 32 is provided with a polyurethane gasket 19.

In summary, the following steps: the three-process die assembly die for punching and trimming the side punch hole comprises a driving block 18 and a polyurethane gasket 19 which are respectively arranged above a lower die holder 1, wherein the polyurethane gasket 19 has better stability, chemical resistance, resilience and mechanical property and has the functions of heat insulation and shock resistance, at least one die fixing plate 5 is respectively arranged on two sides above the lower die holder 1 to play a role in fixing and stabilizing, a limiting block 6 is respectively arranged on the inner side of each die fixing plate 5 to limit the position height of a component, a first guide sleeve 7 is respectively arranged on each limiting block 6 to play a role in guiding, at least one wear-resisting plate 21 is arranged on the side surface of an upper die plate 2 to have good wear resistance and higher hardness, at least one pressing insert 22 and a spring plunger 23 are respectively arranged above the upper die pressing plate 2, a spring is actually arranged inside a screw thread to enable the upper die and the lower die to move in a stroke, a first cushion block 24 is arranged below a first, the horizontal supporting surface is used for providing protection, a first guide pillar 25, a first equal-height sleeve 26 and a first air cylinder 27 are fixedly connected below the first cushion block 24 respectively, a second guide sleeve 35 is arranged on the first guide pillar 25, a guide element for ensuring that the die can movably guide the stroke of the die in a precise positioning mode is arranged, a second floating block 28 is arranged below the lower die floating block 4, a second cushion block 29 is arranged below the second floating block 28, a connecting rod 30, a second guide pillar 31 and a second equal-height sleeve 32 are fixedly connected below the second cushion block 29 respectively, a second air cylinder 33 is fixedly connected below the connecting rod 30, and a cylindrical metal part for guiding the piston to perform linear reciprocating motion in the cylinder is further achieved, so that the effects of high positioning precision, high efficiency and high stability are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 punching side-punching trimming three-process die assembly die comprises a lower die holder (1), an upper die pressure plate (2), a first float block (3) and a lower die float insert (4), and is characterized in that a driving block (18) and a polyurethane gasket (19) are respectively arranged above the lower die holder (1), at least one die fixing plate (5) is respectively arranged on two sides above the lower die holder (1), a limiting block (6) is respectively arranged on the inner side of the die fixing plate (5), a first guide sleeve (7) is respectively arranged on the limiting block (6), a knife block mounting seat (8) is arranged on one end of the lower die holder (1), a waste knife (9) is arranged on the knife block mounting seat (8), a first lower die insert (10) is arranged on the right side of the knife block mounting seat (8), a second lower die insert (11) is arranged on the right side of the first lower die insert (10), and a third lower die insert (12) is arranged on one side of the, a guide pin (13) is arranged on the second lower die insert (11), a positioning guide pin (14) and at least one concave die sleeve (15) are respectively arranged on the third lower die insert (12), positioning tools (16) are respectively arranged on the side surfaces of the first lower die insert (10), the second lower die insert (11) and the third lower die insert (12), and balancing blocks (17) are respectively arranged on the side edges of the positioning tools (16);

a limiting sleeve (20) is arranged below the upper die pressing plate (2), at least one wear-resisting plate (21) is arranged on the side surface of the upper die pressing plate (2), and at least one pressing insert (22) and a spring plunger (23) are respectively arranged above the upper die pressing plate (2);

a first cushion block (24) is arranged below the first floating block (3), and a first guide pillar (25), a first equal-height sleeve (26) and a first air cylinder (27) are fixedly connected below the cushion block (24) respectively;

a second float block (28) is arranged below the lower die float insert (4), a second cushion block (29) is arranged below the second float block (28), a connecting rod (30), a second guide pillar (31) and a second equal-height sleeve (32) are fixedly connected below the second cushion block (29), and a second air cylinder (33) is fixedly connected below the connecting rod (30).

2. A three-pass matched mould for punching and trimming on the side of a punched hole according to claim 1, wherein one side of the first lower mould insert (10) is provided with a positioning key (34).

3. A three-step matched mold for punching and trimming on a punching side according to claim 1, wherein the first guide pillar (25) and the second guide pillar (31) are provided with second guide sleeves (35).

4. A three-step matched mold for punching, side punching and trimming as claimed in claim 1, wherein the first equal-height sleeve (26) and the second equal-height sleeve (32) are both provided with polyurethane gaskets (19).