CN211707961U

CN211707961U - Forming die ejection mechanism based on hardware stamping part

Info

Publication number: CN211707961U
Application number: CN201921825569.6U
Authority: CN
Inventors: 杨军坤
Original assignee: Changxiang Feixiang Sheet Metal Technology Co ltd
Current assignee: Changxiang Feixiang Sheet Metal Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-10-20
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a forming die ejection mechanism based on hardware stamping parts, which comprises an installation seat, wherein the middle part of the top end of the installation seat is fixedly provided with a lower die seat, the middle part of the top end of the lower die seat is provided with a concave die cavity, the bottom edge part of the concave die cavity is fixedly connected with a supporting frame, the top end of the concave die cavity is provided with a guide hole, a guide post is slidably connected in the guide hole, the outer surface of the guide post is sleeved with a spring, the top end of the guide post is fixedly connected with an ejector block, the bottom part of a driving post is fixedly connected with an upper die base, the middle part of the bottom end of the upper die base is fixedly connected with a convex die, four corners of the bottom end of the upper die base are all fixedly provided with connecting blocks, the bottom end of the connecting blocks is fixedly connected with a limiting block, the processed stamping parts are ejected out, the working efficiency is improved.

Description

Forming die ejection mechanism based on hardware stamping part

Technical Field

The utility model relates to a hardware processing equipment technical field specifically is a forming die ejection mechanism based on five metals stamping workpiece.

Background

The hardware stamping is a process for deforming or breaking plates such as stainless steel, iron, aluminum, copper and the like and special materials by using a punch press and a die to achieve a certain shape and size, the hardware stamping is sometimes called plate forming, but the difference is slight, the plate forming refers to the step of using the plates, thin-walled tubes, thin profiles and the like as raw materials, the forming method of plastic processing is generally called plate forming, at the moment, the deformation in the direction of a thick plate is generally not considered seriously, and the demoulding of a workpiece is an important link in the processing process of hardware stamping parts;

therefore, the Chinese patent discloses a simple labor-saving ejection mechanism for a hardware stamping die, which has the application number of (201720529947.0), the ejection mechanism is provided with a cam transmission mechanism to complete the ejection of a stamping piece by an ejection block, then the stamping piece is blanked, the movement of the cam mechanism is completed by driving a driving gear and a driven gear by a hand lever, the structure is simple, the operation is labor-saving, the operation is convenient, the blanking process can be rapidly completed, the operation is safe, and workers can be effectively prevented from being injured;

but this patent still has following shortcoming, all need drive driving gear and driven gear motion through manual operation hand rocker after the punching press is bent at every turn to can be ejecting with the stamping workpiece after the processing is accomplished through replacing, can't be automatic ejecting with the stamping workpiece, improved operating personnel's work load, reduced work efficiency, and the acrosome lacks guide mechanism, easily takes place the skew.

SUMMERY OF THE UTILITY MODEL

The utility model provides a forming die ejection mechanism based on five metals stamping workpiece, all need drive driving gear and driven gear motion through manual operation hand rocker after can effectively solving at every turn the stamping bending that proposes in the above-mentioned background art to just can be ejecting with the stamping workpiece after the processing is accomplished through the top, can't be automatic ejecting with the stamping workpiece, improved operating personnel's work load, reduced work efficiency's problem, and the acrosome lacks guide mechanism, easily take place the skew.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a forming die ejection mechanism based on five metals stamping workpiece, includes the mount pad, mount pad top middle part fixed mounting has the die holder, die cavity has been seted up at die holder top middle part, die cavity bottom edge fixedly connected with carriage, the bullport has been seted up on the die cavity top, sliding connection has the guide post in the bullport, the spring has been cup jointed to the guide post surface, guide post top fixedly connected with kicking block drives capital portion fixedly connected with upper die base, upper die base bottom middle part fixedly connected with terrace die, the equal fixed mounting of upper die base bottom four corners department has the connecting block, connecting block bottom fixedly connected with stopper, the die holder top corresponds stopper bottom position department and has seted up the spacing groove.

Preferably, a rubber ring is bonded to the top end of the supporting frame, a rubber strip is bonded to the edge portion of the top end of the lower die holder, and a rubber pad is bonded to the bottom of the limiting groove.

Preferably, the edge part of the top end of the mounting seat is uniformly provided with mounting holes.

Preferably, the connecting block is fixedly connected with the upper die base through a mounting nail.

Preferably, the driving column is fixedly connected with the upper die base through a bolt, and the top end of the driving column is fixedly connected with the punching equipment.

Preferably, the guide holes are symmetrically and uniformly distributed along the middle of the bottom end of the female die cavity.

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

1. the guide hole, the guide post, the spring, the ejector block and the supporting frame are arranged, the spring and the ejector block are mutually matched to eject the concave die cavity of the processed stamping part, the operation is simple, the working efficiency is improved, the guide hole and the guide post are mutually matched to ensure that the position of the ejector block cannot deviate when the ejector block is pressed down and bounced, the guide post also limits the position of the spring, the supporting frame is used for protecting the spring in the pressing down process of the ejector block, and the spring is prevented from exceeding the compression limit and being damaged.

2. The rubber ring, the rubber strip and the rubber pad are arranged, the rubber ring avoids collision between the top block and the supporting frame, the rubber strip avoids collision between the lower die holder and the upper die holder, the rubber pad avoids collision between the limiting block and the bottom of the limiting groove, noise in the punching process is reduced, and the working environment of operators is optimized.

3. The connecting block, the limiting block and the limiting groove are arranged, so that the concave die cavity and the convex die of the processing equipment can be accurately positioned in the stamping process, the concave die cavity and the convex die are prevented from shifting relative positions in the matching process, the damage of a stamping part is avoided, and the processing process of the equipment is optimized.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

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

fig. 3 is a schematic structural view of the upper die base of the present invention;

reference numbers in the figures: 1. a mounting seat; 2. a lower die holder; 3. a cavity; 4. a support frame; 5. a guide hole; 6. a guide post; 7. a spring; 8. a top block; 9. a drive column; 10. an upper die holder; 11. a male die; 12. connecting blocks; 13. a limiting block; 14. a limiting groove; 15. a rubber ring; 16. a rubber strip; 17. a rubber pad; 18. mounting holes; 19. installing a nail; 20. and (4) bolts.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-3, the utility model provides a technical scheme, a forming die ejection mechanism based on hardware stamping parts, which comprises a mounting seat 1, wherein the top edge of the mounting seat 1 is uniformly provided with mounting holes 18, the middle part of the top end of the mounting seat 1 is fixedly provided with a lower die holder 2, the middle part of the top end of the lower die holder 2 is provided with a cavity 3, the bottom edge of the cavity 3 is fixedly connected with a support frame 4, the top end of the cavity 3 is provided with guide holes 5, the guide holes 5 are symmetrically and uniformly distributed along the middle part of the bottom end of the cavity 3, guide posts 6 are slidably connected with the guide holes 5, the outer surface of the guide posts 6 is sleeved with springs 7, the top ends of the guide posts 6 are fixedly connected with ejector blocks 8, the springs 7 and the ejector blocks 8 are mutually matched to eject the machined stamping parts out of the cavity 3, the guide holes 5 and the, meanwhile, the guide post 6 limits the position of the spring, and the support frame 4 protects the spring 7 in the process of pressing down the top block 8, so that the spring 7 is prevented from exceeding the compression limit and being damaged;

the driving column 9 is fixedly connected with the upper die base 10 through a bolt 20, the top end of the driving column 9 is fixedly connected with a stamping device, the bottom of the driving column 9 is fixedly connected with the upper die base 10, the middle part of the bottom end of the upper die base 10 is fixedly connected with a convex die 11, four corners of the bottom end of the upper die base 10 are fixedly provided with connecting blocks 12, the connecting blocks 12 are fixedly connected with the upper die base 10 through mounting nails 19, the bottom ends of the connecting blocks 12 are fixedly connected with limiting blocks 13, and the positions, corresponding to the bottom ends of the limiting blocks 13, of the top end of the lower die base 2 are provided with limiting grooves 14, so that the concave die cavity 3 and the convex die 11 can be accurately positioned in the stamping process of a stamping machine, the relative position deviation of the concave;

4 top bonds on the carriage have

rubber circle

15, 2 top limit portions of die holder bond have

rubber strip

16, 14 bottoms bonds in spacing groove have rubber pad 17, rubber circle 15 has avoided bumping between kicking block 8 and the carriage 4, rubber strip 16 avoids bumping between die holder 2 and the upper die base 10, rubber pad 17 has avoided the collision of

stopper

13 and 14 bottoms in spacing groove, has reduced the production of punching press in-process noise, has optimized operating personnel's operational environment.

The utility model discloses a theory of operation and use flow: in the stamping process, the driving column 9 starts to move downwards under the control of the stamping machine, the driving column 9 drives the upper die holder 10 to move downwards, the upper die holder 10 drives the male die 11 to move downwards, when the bottom of the male die 11 contacts with a workpiece to be stamped, the male die 11 drives the workpiece to be stamped to move downwards, the top end of the top block 8 is positioned above the top end of the lower die holder 2, the top block 8 is gradually pressed into the female die cavity 3 when the workpiece to be stamped moves downwards, when the plane of the top end of the top block 8 is horizontal to the plane of the top end of the lower die holder 2, the stamping part starts stamping, the guide column 6 moves downwards along the guide hole 5 in the process that the top block 8 is pressed downwards, meanwhile, the spring 7 is gradually compressed, when the bottom end of the top block 8 contacts the top end of the supporting frame 4, the punching is finished, meanwhile, the rubber ring 15 is arranged between the bottom end of the top block 8 and the top end of the support frame 4 at an interval, so that the top block 8 and the support frame 4 cannot generate rigid collision, and the generated noise is reduced;

in the process of ejecting the stamping part, the driving column 9 rises to drive the upper die holder 10 to rise, the upper die holder 10 drives the male die 11 to rise, the spring 7 begins to extend due to the fact that the pressure at the top end disappears, the elastic force generated by the extension of the spring 7 enables the top block 8, the top block 8 rises to drive the guide column 6 to rise along the guide hole 5, meanwhile, the top block 8 also rises to jack up the stamping part at the top end, the stamping part gradually rises under the pushing of the top block 8, and when the spring 7 reaches the maximum length in a natural state, the stamping part is completely pushed out of the female die cavity 3, and the whole processing process of;

in-process that upper die base 10 pushed down, before terrace die 11 and stamping workpiece contact, stopper 13 has begun to enter into spacing inslot 14 inside, under stopper 13 and spacing groove 14's cooperation, terrace die 11 and 3 relative position of die cavity are automatic alignment, when stopper 13 bottom and spacing groove 14 bottom contact, because there is rubber pad 17 at the interval between stopper 13 bottom and the spacing groove 14 bottom, so can not produce the noise because of rigid collision, the same reason, because it has rubber strip 16 to give sound insulation between 2 tops of lower die base and upper die base 10, avoid producing great noise.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a forming die ejection mechanism based on five metals stamping workpiece, includes mount pad (1), its characterized in that: a lower die holder (2) is fixedly arranged in the middle of the top end of the mounting seat (1), a concave die cavity (3) is arranged in the middle of the top end of the lower die holder (2), the edge part of the bottom end of the concave die cavity (3) is fixedly connected with a supporting frame (4), the top end of the concave die cavity (3) is provided with a guide hole (5), a guide post (6) is connected in the guide hole (5) in a sliding way, a spring (7) is sleeved on the outer surface of the guide post (6), the top end of the guide column (6) is fixedly connected with an ejector block (8), the bottom of the driving column (9) is fixedly connected with an upper die holder (10), the middle part of the bottom end of the upper die holder (10) is fixedly connected with a male die (11), four corners of the bottom end of the upper die holder (10) are fixedly provided with connecting blocks (12), the bottom end of the connecting block (12) is fixedly connected with a limiting block (13), and a limiting groove (14) is formed in the position, corresponding to the bottom end of the limiting block (13), of the top end of the lower die holder (2).

2. The forming die ejection mechanism based on the hardware stamping part as claimed in claim 1, wherein a rubber ring (15) is bonded to the top end of the support frame (4), a rubber strip (16) is bonded to the edge portion of the top end of the lower die holder (2), and a rubber pad (17) is bonded to the bottom of the limiting groove (14).

3. The forming die ejection mechanism based on hardware stamping parts according to claim 1, characterized in that the edge of the top end of the mounting seat (1) is uniformly provided with mounting holes (18).

4. The forming die ejection mechanism based on the hardware stamping part is characterized in that the connecting block (12) is fixedly connected with the upper die base (10) through a mounting nail (19).

5. The forming die ejection mechanism based on hardware stamping parts according to claim 1, wherein the driving column (9) is fixedly connected with the upper die base (10) through a bolt (20), and the top end of the driving column (9) is fixedly connected with a stamping device.

6. The forming die ejection mechanism based on hardware stamping parts as claimed in claim 1, wherein the guide holes (5) are symmetrically and uniformly distributed along the middle of the bottom end of the cavity (3).