CN210358829U

CN210358829U - Die for realizing automatic switching and transmitting of convex hull multi-station punch of automobile sheet metal part

Info

Publication number: CN210358829U
Application number: CN201920507425.XU
Authority: CN
Inventors: 罗尚高; 颜诚
Original assignee: Taizhou Huangyan Dedao Mould Co Ltd
Current assignee: Taizhou Huangyan Dedao Mould Co Ltd
Priority date: 2019-04-15
Filing date: 2019-04-15
Publication date: 2020-04-21
Anticipated expiration: 2029-04-15

Abstract

The utility model provides a realize mould of protruding packet multistation drift automatic switch-over transmission of car sheet metal component belongs to the stamping die field. Including base and clamp plate, the base keep away from the terminal surface of clamp plate in be equipped with a plurality of and dash and push up and place the chamber, dash to push up and place intracavity swing joint and dash a part, dash to push up the part and include a plurality of and dash a bottom plate, dash to push up bottom plate size shape and dash to push up and place the chamber corresponding, just dash to push up the bottom plate and dash to push up and place chamber swing joint, every dashes to push up the drift that has a plurality of roots to be used for the punching press to form the convex closure on the bottom plate, when the drift punching press material, every moves opposite direction that dashes the drift of the adjacent two on the bottom plate. The utility model discloses the advantage lies in that the device is equipped with a plurality of drift in, is treating the processing work piece and accomplishes the in-process that dashes and push up, reduces the use number of times of drift, reduces the degree of the damage of drift to reduce the number of times of renewal part, improve work efficiency.

Description

Die for realizing automatic switching and transmitting of convex hull multi-station punch of automobile sheet metal part

Technical Field

The utility model belongs to the stamping die field especially relates to a realize mould of protruding packet multistation drift automatic switch-over transmission of car sheet metal component.

Background

In the existing convex hull forming die, the work of forming the convex hull by punching the top is often finished only by one or a small number of punches, but in the long-time use, the high-frequency collision between the punches and a workpiece to be processed easily causes the damage rate of the punches to be increased, excessive efforts are consumed, the punch parts are frequently replaced, and the work efficiency is reduced.

For example, the chinese utility model patent discloses a convex hull forming die [ application number: CN201120354266.8], including last mould and lower mould, it includes upper die base, drift fixed plate and stripper in proper order to go up the mould, the lower mould includes die board, die holder and lower bolster in proper order, be provided with the stripper in the stripper and insert, set up in the die board with the corresponding die insert is inserted to the stripper, still be provided with the shaping in the die board and insert, run through in the stripper and be provided with the drift, this utility model has accomplished the work of punching a shaping convex closure, but the quantity of drift only has one, because the drift with wait to process the work piece high frequency and hit, lead to the drift to damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a realize mould of car sheet metal component convex closure multistation drift automatic switch-over transmission is provided.

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

the utility model provides a realize mould of car sheet metal component convex closure multistation drift automatic switch-over transmission, includes base and clamp plate, its characterized in that, the base keep away from the terminal surface of clamp plate in be equipped with a plurality of towards the top and place the chamber, towards the top place intracavity swing joint have towards the top part, towards the top part include a plurality of towards the top bottom plate, towards the big or small shape of top bottom plate and towards the top and place the chamber corresponding, just towards the top bottom plate and towards the top and place chamber swing joint, swing joint has a plurality of roots to be used for the punching press to form the drift of convex closure on the bottom plate that dashes, when the drift punching press material, every moves the opposite direction of the drift of the adjacent two on the bottom plate that dashes.

In foretell mould of realizing protruding multi-station punch head automatic switch-over transmission of automobile sheet metal component, the top part still including setting up at every connecting block on the terminal surface that is close to the clamp plate of pushing up the bottom plate, the connecting block insert the intracavity is placed to the top, just the terminal surface that the connecting block is close to the clamp plate offsets with the bottom of pushing up the chamber of placing, the drift respectively with connecting block and base swing joint, the connecting block in be equipped with the drill part that dashes that is used for driving the drift to remove.

In foretell mould of realizing automobile sheet metal component convex closure multistation drift automatic switch-over transmission, the drill impacting part including setting up the control flume on the connecting block, the end wall intercommunication that the control flume is close to the clamp plate have two with the drift swing joint punch a hole, connecting block one end be equipped with towards the top driver, the output shaft tip that towards the top driver be equipped with control flume swing joint's drive plate.

In the die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part, the end face, close to the pressing plate, of each driving plate is provided with a plurality of bosses for driving the punch to move, and the side end faces of the bosses are smooth curved surfaces.

In the die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part, the number of the bosses on each ejection base plate is one less than that of the punches movably connected on the ejection base plate, and the bosses on each ejection base plate are arranged on the drive plate at equal distances.

In the die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part, the distance between two adjacent punches is greater than the horizontal length of the end surface of the bottom of the boss, and the horizontal length of the end surface of the top of the boss is the same as that of the end part of the punch.

In the above-mentioned mould for realizing automatic switching transmission of the convex hull multi-station punch of the automobile sheet metal part, the outer surface of each punch is sleeved with a spring which drives the punch to move away from the direction of the pressing plate, one end of each spring is abutted against the end wall of the control groove close to the pressing plate, and the other end of each spring is fixed with the end part of the corresponding punch.

In the die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part, the shape and the size of each punching top placing cavity are the same, but the horizontal angle of each punching top placing cavity placed on the pressing plate is the same or different.

In the die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part, the number of the ejection bottom plates is less than that of the ejection placing cavities.

In the die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part, the end surface of the pressing plate close to the base is provided with a forming surface, and the forming surface is provided with a plurality of convex grooves for forming the convex hull.

Compared with the prior art, the utility model has the advantages of:

1. the device is internally provided with a plurality of punches, and in the process of punching and jacking a workpiece to be processed, the use times of the punches are reduced, and the damage degree of the punches is reduced, so that the times of replacing parts are reduced, and the working efficiency is improved.

2. The punching and placing cavities with the same or different horizontal angles are arranged in the device, the punching and placing cavities can be reasonably used according to the number and the positions of the convex hulls on the manufacturing requirement, and the diversity of the die is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an exploded schematic view of the present invention;

FIG. 3 is a schematic view of another orientation of the base;

fig. 4 is a schematic view of the internal structure of the ram member.

In the figure: the punching device comprises a base 10, a pressing plate 11, a punching placing cavity 12, a punching part 13, a punching bottom plate 14, a punching head 15, a connecting block 16, a punching drill part 17, a control groove 18, a punching hole 19, a punching driver 20, a driving plate 21, a boss 22, a spring 23, a forming surface 24 and a convex groove 25.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Combine fig. 1 and fig. 2 to show, a realize mould of automobile sheet metal component convex closure multistation drift automatic switch-over transmission, including base 10 and clamp plate 11, its characterized in that, base 10 keep away from the clamp plate 11 the terminal surface in be equipped with a plurality of towards the top and place chamber 12, towards the top and place intracavity 12 swing joint have towards top part 13, towards top part 13 include a plurality of towards top bottom plate 14, towards top bottom plate 14 size shape and towards the top and place chamber 12 corresponding, just towards top bottom plate 14 and towards the top and place chamber 12 swing joint, every towards top bottom plate 14 on swing joint have a plurality of roots be used for the punching press to form the drift 15 of convex closure, when drift 15 punching press the material, every towards the drift 15 of two piece adjacent on the bottom plate 14 opposite direction of removal. The workpiece to be processed is slowly moved to a position between a base 10 and a pressing plate 11, the pressing plate 11 is driven by a pressing plate driver not shown to be close to and tightly attached to the base 10, so that the workpiece to be processed is fixed on the base 10 and the pressing plate 11, a punch 15 is driven by the ejection part 13 to eject towards the direction of the workpiece to be processed, the workpiece to be processed forms a convex hull, after one ejection operation is completed, the pressing plate driver drives the pressing plate 11 to move away from the base 10, the workpiece to be processed continues to move towards the same direction, so that a processed area is moved out of a position between the base 10 and the pressing plate 11, a new unprocessed area of the workpiece to be processed is positioned between the base 10 and the pressing plate 11, the operation of ejecting the convex hull is repeatedly completed, and a plurality of ejection parts 13 meeting the manufacturing requirements are selected to be placed in an ejection placing cavity 12 according to the manufacturing requirements of the workpiece to be processed, when the punching part 13 works to drive the punching heads 15 to work, the moving directions of the two adjacent punching heads 15 are opposite, the number of the punching heads 15 is even, the number of the punching heads 15 just meets the number of convex hulls on the manufacturing requirement of a workpiece to be processed, and the punching work is completed through two intermittent punching works. It will be appreciated by those skilled in the art that the platen actuator may be a cylinder or an air cylinder.

As shown in fig. 3 and 4, the top-punching component 13 further includes a connecting block 16 disposed on an end surface of each top-punching bottom plate 14 close to the pressing plate 11, the connecting block 16 is inserted into the top-punching placing cavity 12, the end surface of the connecting block 16 close to the pressing plate 11 abuts against the bottom of the top-punching placing cavity 12, the punch 15 is movably connected with the connecting block 16 and the base 10, and a drill-punching component 17 for driving the punch 15 to move is disposed in the connecting block 16. The top punching component 13 is placed in the top punching placing cavity 12, the top punching placing cavity 12 and the top punching bottom plate 14 form a clamping structure, when the top punching placing cavity 12 is driven by the pressing plate driver to be close to and tightly attached to the base 10, the force generated by the pressing plate driver also enables the bottom plate 10 to be tightly attached to a workbench (not shown in the figure), the top punching component 13 is prevented from moving in the horizontal direction relative to the base 10, the end face of the connecting block 16 close to the pressing plate 11 is abutted to the bottom of the top punching placing cavity 12, the top punching component 13 is prevented from moving in the vertical direction relative to the base 10, the accuracy is improved, and in the top punching process, the drill punching component 17 drives the punch 15 to complete the top punching work through two times of intermittent top punching work.

The drill punching component 17 comprises a control groove 18 arranged on a connecting block 16, the end wall of the control groove 18 close to the pressing plate 11 is communicated with two punching holes 19 movably connected with the punching head 15, one end of the connecting block 16 is provided with a top punching driver 20, and the end part of an output shaft of the top punching driver 20 is provided with a driving plate 21 movably connected with the control groove 18. The punch 15 slides in the punched hole 19, when the punching work is performed, the punch 15 does not slide out of the punched hole 19, the punching driver 20 drives the driving plate 21 to slide in the control slot 18, and the punch 15 is moved by the movement of the driving plate 21 and the punching work is completed by two intermittent punching works, as will be understood by those skilled in the art, the punching driver 20 can be an oil cylinder or an air cylinder.

The end surface of each driving plate 21 close to the pressing plate 11 is provided with a plurality of bosses 22 for driving the punch 15 to move, and the side end surfaces of the bosses 22 are smooth curved surfaces. The driving plate 21 enables the punch 15 to move towards or away from the workpiece to be processed by moving the working mode that the boss 22 collides with the extrusion punch 15, so that the workpiece to be processed forms a convex hull, the side end surface of the boss 22 is in a smooth curved surface shape, friction is reduced, damage caused by collision of the punch 15 and the boss 22 is reduced, and time consumed by top punching is reduced.

The number of the bosses 22 on each top punching bottom plate 14 is one less than that of the punches 15 movably connected on the top punching bottom plate 14, and the bosses 22 on each top punching bottom plate 14 are equidistantly arranged on the driving plate 21. When the punching operation is not carried out, a punch 15 is arranged on each side of each boss 22, the punching driver 20 drives the driving plate 21 to repeatedly slide in the control groove 18 back and forth, so that the bosses 22 collide with the punches 15 on the two sides of the bosses 22 back and forth, the punches 15 on one side of each boss 22 move towards the workpiece to be processed, and the punches 15 on the other side of each boss 22 move away from the workpiece to be processed.

The distance between two adjacent punches 15 is greater than the horizontal length of the bottom end surface of the boss 22, and the horizontal length of the top end surface of the boss 22 is the same as the horizontal length of the end of the punch 15. The distance between the punch 15 and the boss 22 on two sides of each boss 22 is the same, and the horizontal length of the top end surface of the boss 22 is the same as that of the end part of the punch 15, so that the punch 15 has enough time to complete the punching work in the punching process, and the boss 22 moves to collide with the punch 15 so that the punch completes the punching work in the same time.

The outer surface of each punch 15 is sleeved with a spring 23 which drives the punch 15 to move away from the pressing plate 11, one end of each spring 23 is abutted against the end wall of the control groove 18 close to the pressing plate 11, and the other end of each spring 23 is fixed with the end part of the corresponding punch 15. When the punch 15 finishes the punching work, the boss 22 is driven by the punching driver 20 to be away from the punch 15 which finishes the punching work, and at this time, under the elastic force of the spring 23, the punch 15 rapidly moves towards the direction away from the workpiece to be processed and slides into the punched hole 19.

Each of the punch-top placing chambers 12 has the same shape and size but each of the punch-top placing chambers 12 is placed on the platen 11 at the same or different horizontal angle. According to the manufacturing requirements of the workpiece to be processed, the convex hull can be located at any position on the workpiece to be processed, and the ejection part 13 can be placed into the ejection placing cavity 12 meeting the requirement of the position of the convex hull to be manufactured.

The number of the punching bottom plates 14 is less than that of the punching placing cavities 12. According to the manufacturing requirements of the workpiece to be processed, the number of the convex hulls can be any, and the ejection parts 13 meeting the number of the manufactured convex hulls are selected to be placed into the plurality of ejection placing cavities 12.

The end surface of the pressing plate 11 close to the base 10 is provided with a forming surface 24, and the forming surface 24 is provided with a plurality of convex grooves 25 for forming convex hulls. The convex groove 25 is used for placing a convex hull formed on the surface of a workpiece to be processed.

The utility model discloses a theory of operation does: according to the manufacturing requirement of the workpiece to be processed, a certain number of punching top components 13 are selected to be placed in a punching top placing cavity 12 at a proper position, the workpiece to be processed slowly moves to a position between a base 10 and a pressing plate 11, the pressing plate 11 is driven by a pressing plate driver to be close to and tightly attached to the base 10, the workpiece to be processed is fixed on the base 10 and the pressing plate 11, the punching top driver 20 drives a driving plate 21 to slide back and forth in a control groove 18, through the movement of the driving plate 21, a boss 22 is made to collide with punching heads 15 on two sides of the boss 22 back and forth, the punching heads 15 are made to slide back and forth in a punching hole 19, the punching heads 15 are made to be close to or far away from the workpiece to be processed, and when the punching heads 15 move towards the workpiece to be processed, the workpiece to be processed.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms base 10, press plate 11, ram placement chamber 12, ram member 13, ram base plate 14, punch 15, connecting block 16, drill member 17, control slot 18, punch hole 19, ram actuator 20, drive plate 21, boss 22, spring 23, forming surface 24, tongue 25, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a realize mould of car sheet metal component convex closure multistation drift automatic switch-over transmission, includes base (10) and clamp plate (11), its characterized in that, base (10) keep away from the terminal surface of clamp plate (11) in be equipped with a plurality of and dash to push up and place chamber (12), dash to push up and place chamber (12) interior swing joint and dash and push up part (13), dash and push up part (13) including a plurality of and dash and push up bottom plate (14), dash and push up bottom plate (14) big and small shape and dash to push up and place chamber (12) corresponding, just dash and push up bottom plate (14) and dash and push up and place chamber (12) swing joint, every dashes and pushes up drift (15) that have a plurality of roots of swing joints to be used for the punching press formation convex closure on bottom plate (14), when drift (15) punching press the material, every piece is dashed the moving direction of two adjacent drift (15) on pushing up bottom plate (.

2. The die for realizing automatic switching and transmitting of the convex hull multi-station punch of the automobile sheet metal part according to claim 1 is characterized in that the punching part (13) further comprises a connecting block (16) arranged on the end surface of each punching bottom plate (14) close to the pressing plate (11), the connecting block (16) is inserted into the punching placing cavity (12), the end surface of the connecting block (16) close to the pressing plate (11) is abutted against the bottom of the punching placing cavity (12), the punch (15) is respectively movably connected with the connecting block (16) and the base (10), and a punching drill part (17) for driving the punch (15) to move is arranged in the connecting block (16).

3. The die for realizing automatic switching and transmitting of the convex hull multi-station punch of the automobile sheet metal part according to claim 2 is characterized in that the punching and drilling component (17) comprises a control groove (18) arranged on a connecting block (16), two punched holes (19) movably connected with the punch (15) are communicated with the end wall, close to the pressing plate (11), of the control groove (18), a top punching driver (20) is arranged at one end of the connecting block (16), and a driving plate (21) movably connected with the control groove (18) is arranged at the end part of an output shaft of the top punching driver (20).

4. The die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part according to claim 3 is characterized in that a plurality of bosses (22) for driving the punch (15) to move are arranged on the end surface of each driving plate (21) close to the pressing plate (11), and the side end surfaces of the bosses (22) are in a smooth curved surface shape.

5. The die for realizing automatic switching and transmission of the convex hull multi-station punch of the automobile sheet metal part as claimed in claim 4, wherein the number of the bosses (22) on each punching top base plate (14) is one less than that of the punches (15) movably connected on the punching top base plate (14), and the plurality of the bosses (22) on each punching top base plate (14) are arranged on the driving plate (21) at equal distances.

6. The die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part is characterized in that the distance between two adjacent punches (15) is greater than the horizontal length of the bottom end surface of the boss (22), and the horizontal length of the top end surface of the boss (22) is the same as the horizontal length of the end part of the punch (15).

7. The die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part is characterized in that a spring (23) for driving the punch (15) to move away from the pressing plate (11) is sleeved on the outer surface of each punch (15), one end of each spring (23) is abutted against the end wall, close to the pressing plate (11), of the control groove (18), and the other end of each spring (23) is fixed with the end part of the corresponding punch (15).

8. The die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part is characterized in that the shape and the size of each punching top placing cavity (12) are the same, but the horizontal angle of each punching top placing cavity (12) placed on the pressing plate (11) is the same or different.

9. The die for realizing automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part is characterized in that the number of the top punching bottom plates (14) is less than that of the top punching placing cavities (12).

10. The die for realizing the automatic switching and transferring of the convex hull multi-station punch of the automobile sheet metal part as claimed in claim 9, wherein the end surface of the pressing plate (11) close to the base (10) is provided with a forming surface (24), and the forming surface (24) is provided with a plurality of convex grooves (25) for forming the convex hull.