CN218638326U

CN218638326U - High-efficient stamping die for punching a hole

Info

Publication number: CN218638326U
Application number: CN202222173573.7U
Authority: CN
Inventors: 钟群; 周神龙; 但永红
Original assignee: Pengfei Precision Metal Products Wuxi Co ltd
Current assignee: Pengfei Precision Metal Products Wuxi Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-03-17
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a high-efficient punching die for punching a hole, including die holder and upper die base, parallel distribution about die holder and upper die base are, the opposite face of die holder and upper die base is provided with lower bolster and cope match-plate pattern respectively, the downside of cope match-plate pattern is provided with the installation sleeve, the telescopic surface threaded connection of installation has the construction bolt, be provided with the die-cutting tool on the installation sleeve, the upper end of die-cutting tool is provided with the installation head that is used for the die-cutting tool to install, the installation screw has been seted up on the installation head, common pipe has seted up on die holder and the lower bolster and has taken off the silo, the inside that takes off the silo is provided with the kicking plate, and the downside of kicking plate is provided with the liftout spring, lie in the both sides that take off the silo on the lower bolster and be provided with a pair of mounting groove. The utility model discloses stamping die's punching efficiency can be improved to can improve stamping die's stability when punching a hole, avoid appearing the error of punching a hole, have the practicality.

Description

High-efficient stamping die for punching a hole

Technical Field

The utility model relates to a stamping die technical field especially relates to a high-efficient stamping die for punching a hole.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. In the process of punching a hole on a plate, a punching die is a die which is commonly used for processing. The punching die for punching can punch a hole on a plate by utilizing a punching mechanism on the die, so that the hole punching processing is realized.

The existing punching die for punching has certain defects when in use, the punching efficiency is not high when the punching die is used, and workpieces are easy to shake in the punching process, so that punching errors are caused, certain influence is brought to the use process, and therefore the punching die for punching holes efficiently is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-efficient punching die for punching holes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high-efficient punching die for punching a hole, includes die holder and upper die base, parallel distribution about die holder and upper die base are, the opposite face of die holder and upper die base is provided with lower bolster and cope match-plate pattern respectively, the downside of cope match-plate pattern is provided with the installation sleeve, the telescopic surface threaded connection of installation has an installation bolt, be provided with the die-cutter on the installation sleeve, the upper end of die-cutter is provided with the installation head that is used for the die-cutter installation, the overhead installation screw that has seted up of installation, common pipe has been seted up on die holder and the lower bolster and has been taken off the silo, the inside of taking off the silo is provided with the kicking plate, and the downside of kicking plate is provided with the liftout spring, lie in the both sides that take off the silo on the lower bolster and be provided with a pair of mounting groove, the inside of mounting groove is provided with the clamp plate, and the side of going up of clamp plate is provided with the rubber pad, be provided with damping spring between clamp plate and the mounting groove.

Preferably, four guide posts are symmetrically arranged on the outer surface of the upper side of the lower die holder and positioned on two sides of the lower die plate, four guide sleeves sleeved with the guide posts are arranged on the outer surface of the lower side of the upper die holder, and the guide posts are movably connected with the guide sleeves.

Preferably, the number of the mounting sleeves is three groups and is parallel to the lower side surface of the upper template, and the mounting bolts penetrate through the mounting sleeves and are in threaded connection with the mounting screw holes.

Preferably, the number of the stripping grooves is three, the stripping grooves are respectively located at positions right below the three groups of mounting sleeves, and a die handle connected with a die press is arranged in the middle of the upper side of the upper die base.

Preferably, two ends of the ejector spring are respectively fixedly connected with the ejector plate and the inner wall of the stripping groove, and the ejector plate is movably mounted in the stripping groove through the ejector spring.

Preferably, the two ends of the damping spring are fixedly connected with the pressure plate and the inner wall of the mounting groove respectively, and the pressure plate is movably mounted inside the mounting groove through the damping spring.

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

1. in the utility model, through the installation sleeve, the installation bolt, the punching cutter, the installation head and the installation screw hole, the punching cutter can be added or detached on the punching die according to the processing requirement, so that the punching cutter can be adjusted according to the required number of holes when the punching die is used, thereby the punching die is more efficient;

2. in the utility model, through the installation groove, the pressing plate, the rubber pad and the damping spring, the rubber pad on the pressing plate can play the anti-skidding and buffering effects in the die assembly process of the upper die plate and the lower die plate, so that the stability of a workpiece can be ensured when the workpiece is stamped by the stamping die, the stamping error caused by the shaking of the workpiece is avoided, and the use effect of the stamping die is better;

to sum up, the utility model discloses can improve stamping die's the efficiency of punching a hole to can improve stamping die stability when punching a hole, avoid appearing the error of punching a hole, have the practicality.

Drawings

Fig. 1 is a schematic view of an overall structure of a stamping die for high-efficiency punching according to the present invention;

fig. 2 is a schematic structural view of an upper mold plate of a stamping die for high-efficiency punching provided by the present invention;

fig. 3 is the utility model provides a high-efficient punching press die's for punching a hole die holder and lower bolster's sectional view.

In the figure: 1. a lower die holder; 2. a lower template; 3. a guide post; 4. an upper die holder; 5. mounting a template; 6. a guide sleeve; 7. a die shank; 8. installing a sleeve; 9. installing a bolt; 10. punching a cutter; 11. a mounting head; 12. mounting a screw hole; 13. a stripping groove; 14. a material ejecting plate; 15. a material ejecting spring; 16. mounting grooves; 17. pressing a plate; 18. a rubber pad; 19. a shock-absorbing spring.

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.

Referring to fig. 1-3, a stamping die for efficient punching comprises a lower die holder 1 and an upper die holder 4, wherein the lower die holder 1 and the upper die holder 4 are distributed in an up-down parallel manner, the opposite surfaces of the lower die holder 1 and the upper die holder 4 are respectively provided with a lower template 2 and an upper template 5, the lower template 2 and the upper template 5 are used for mounting and fixing a stamping structure, the lower side surface of the upper template 5 is provided with a mounting sleeve 8, the outer surface of the mounting sleeve 8 is in threaded connection with a mounting bolt 9, a punching knife 10 is arranged on the mounting sleeve 8, the upper end of the punching knife 10 is provided with a mounting head 11 for mounting the punching knife 10, the mounting head 11 of the punching knife 10 is mounted in the mounting sleeve 8, then the punching knife 10 is fixed by the mounting bolt 9, the installation of the punching knife 10 is realized, the punching knife 10 is used for punching on a workpiece, the mounting head 11 is provided with a mounting screw hole 12, a stripping groove 13 is arranged on the lower die holder 1 and the lower template 2 together, the inside of taking off silo 13 is provided with liftout plate 14, the waste material that the punching press got off falls in taking off silo 13, then liftout plate 14 is ejecting with the waste material under liftout spring 15's spring action, realize unloading, and the downside of liftout plate 14 is provided with liftout spring 15, lie in taking off silo 13's both sides on lower bolster 2 and be provided with a pair of mounting groove 16, the inside of mounting groove 16 is provided with clamp plate 17, and clamp plate 17's the side of going up is provided with rubber pad 18, be provided with damping spring 19 between clamp plate 17 and the mounting groove 16, at the compound die in-process of cope match-plate pattern 5 and lower bolster 2, rubber pad 18 through on clamp plate 17 can play the effect of antiskid and buffering, thereby make stamping die can guarantee the stability of work piece when carrying out the work piece punching press, avoid the work piece to rock and cause the punching press error, make stamping die's result of use better.

Wherein, the position symmetry that the upside surface of lower bolster 1 is located the both sides of lower bolster 2 is provided with four guide pillars 3, and the downside surface of upper die base 4 is provided with four guide pin bushings 6 that cup joint with guide pillar 3, guide pillar 3 and guide pin bushing 6 swing joint, and guide pillar 3 and guide pin bushing 6 play the guide effect, make cope match-plate pattern 5 and lower bolster 2 can the steady movement at compound die and die sinking in-process.

Wherein, the quantity of installation sleeve 8 is three groups and personally submits parallel distribution in the lower side of cope match-plate pattern 5, and installation bolt 9 runs through installation sleeve 8 and installation screw 12 threaded connection, and installation sleeve 8 and installation bolt 9 are used for the installation of die cutter 10 to be fixed.

The material stripping grooves 13 are arranged in three groups and are respectively located right below the three groups of mounting sleeves 8, a die handle 7 connected with a molding press is arranged in the middle of the upper side of the upper die base 4, and the die handle 7 and the punching machine are used for driving the die to open and close the die.

Wherein, the both ends of liftout spring 15 respectively with liftout board 14 and take off the inner wall fixed connection of silo 13, liftout board 14 passes through liftout spring 15 movable mounting and takes off the position of silo 13's inside.

Wherein, damping spring 19's both ends respectively with clamp plate 17 and the inner wall fixed connection of mounting groove 16, clamp plate 17 passes through damping spring 19 movable mounting in the inside of mounting groove 16.

The working principle is as follows: during the use, with upper die base 4 and lower die holder 1 fixed mounting respectively on the punching machine, the work piece that needs to punch a hole is put between cope match-plate pattern 2 and cope match-plate pattern 5, then the compound die under the effect of punching machine, die-cutting tool 10 punches a hole with the work piece, before punching a hole, the quantity that can punch a hole as required, utilize the installation sleeve 8 to install or dismantle corresponding die-cutting tool 10, the waste material that the punching press was got off falls in taking off silo 13, then liftout board 14 is ejecting with the waste material under liftout spring 15's spring action, realize unloading, at cope match-plate pattern 5 and lower bolster 2's compound die in-process, rubber pad 18 through on the clamp plate 17 can play the effect of antiskid and buffering, thereby make stamping die can guarantee the stability of work piece when carrying out the punching press of work piece, avoid the work piece to rock and cause the punching press error, make stamping die's result of use better.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A stamping die for high-efficiency punching comprises a lower die holder (1) and an upper die holder (4), it is characterized in that the lower die holder (1) and the upper die holder (4) are distributed in parallel up and down, the opposite surfaces of the lower die holder (1) and the upper die holder (4) are respectively provided with a lower template (2) and an upper template (5), the lower side surface of the upper template (5) is provided with a mounting sleeve (8), the outer surface of the mounting sleeve (8) is in threaded connection with a mounting bolt (9), a stamping knife (10) is arranged on the mounting sleeve (8), an installation head (11) for installing the stamping knife (10) is arranged at the upper end of the stamping knife (10), the mounting head (11) is provided with a mounting screw hole (12), the lower die holder (1) and the lower template (2) are jointly provided with a stripping groove (13), a material ejecting plate (14) is arranged in the stripping groove (13), and the lower side surface of the ejector plate (14) is provided with an ejector spring (15), a pair of mounting grooves (16) are arranged on the lower template (2) and positioned at two sides of the stripping groove (13), a pressure plate (17) is arranged in the mounting groove (16), and the upper side surface of the pressing plate (17) is provided with a rubber pad (18), and a damping spring (19) is arranged between the pressing plate (17) and the mounting groove (16).

2. The punching die for high-efficiency punching according to claim 1, wherein four guide posts (3) are symmetrically arranged at positions, which are located at two sides of the lower template (2), on the outer surface of the upper side of the lower die holder (1), four guide sleeves (6) sleeved with the guide posts (3) are arranged on the outer surface of the lower side of the upper die holder (4), and the guide posts (3) are movably connected with the guide sleeves (6).

3. The stamping die for efficient punching according to claim 1, wherein the number of the mounting sleeves (8) is three, the mounting sleeves are distributed in parallel on the lower side surface of the upper template (5), and the mounting bolts (9) penetrate through the mounting sleeves (8) and are in threaded connection with the mounting screw holes (12).

4. The stamping die for high-efficiency punching according to any one of claims 1 to 3, wherein the stripping grooves (13) are three groups and are respectively positioned at positions right below three groups of mounting sleeves (8), and a die handle (7) connected with a die press is arranged in the middle of the upper side of the upper die base (4).

5. The stamping die for high-efficiency punching according to claim 1, wherein two ends of the ejector spring (15) are respectively fixedly connected with the ejector plate (14) and the inner wall of the stripper groove (13), and the ejector plate (14) is movably mounted at the position inside the stripper groove (13) through the ejector spring (15).

6. The stamping die for high-efficiency punching according to claim 1, wherein two ends of the damping spring (19) are respectively fixedly connected with the pressure plate (17) and the inner wall of the mounting groove (16), and the pressure plate (17) is movably mounted inside the mounting groove (16) through the damping spring (19).