CN213469258U - Punching die - Google Patents

Abstract

The utility model discloses a punching die, which comprises a lower die holder and an upper die holder arranged above the lower die holder, wherein the center of the upper surface of the lower die holder is provided with a lower die block, one side of the upper surface of the lower die block is fixedly provided with a fixing part, one side of the fixing part is provided with a groove, the upper surface of the fixing part is provided with three punching holes which are uniformly distributed, and the upper surface of the lower die holder is fixedly provided with guide posts which are positioned at two sides of the lower die block, effectively improve work efficiency, need not the manual work and carry out the mould and reset, the safety in utilization is high.

Description

Punching die

Technical Field

The utility model relates to a technical field that punches a hole especially relates to a cut-out press.

Background

Punching, it is in order to adapt to different demands specifically to have: the hydraulic punching is used as a novel blanking method, and the hydraulic punching is used for punching hollow parts and parts with curved axes, and has the advantages that the traditional machining process cannot compare with. The hydraulic punching does not need a female die in the whole punching process, and the hydraulic punching has great advantage for solving the problem of part processing that the female die cannot be placed in the hydraulic punching due to undersize of the inner part or the fact that the axis is a curve. Meanwhile, hydraulic punching is used for replacing laser hole cutting, the production cost of parts is reduced, the production efficiency is improved, and the parts formed by the hydraulic forming process have the advantages of material saving, cost reduction, good performance and the like. With the use of large quantities of hydroformed parts. The processing mode of the holes on the parts is more and more concerned by scholars at home and abroad.

Need use the cut-out press in the work of punching a hole now, the current cut-out press generally adopts the structural style of going up mould and lower mould to punch a hole and use, however current cut-out press is when using, can't accomplish the automatic re-setting work of punching a hole piece when the die sinking to need the manual work to carry out manual adjustment, so not only influence efficiency, have certain operation potential safety hazard moreover.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the utility model discloses a technical problem who solves is: however, when the existing punching die is used, the automatic reset work of the punching piece cannot be completed when the die is opened, so that manual adjustment is needed, the efficiency is affected, and certain potential safety hazards exist.

In order to solve the technical problem, the utility model adopts the following technical scheme that the punching die comprises a lower die holder and an upper die holder arranged above the lower die holder, wherein a lower die block is arranged at the central position of the upper surface of the lower die holder, the lower die holder and the lower die block are integrated into a whole to form a structural design, a fixing part is fixedly arranged on one side of the upper surface of the lower die block, a groove is formed on one side of the fixing part, three punching holes which are uniformly distributed are formed in the upper surface of the fixing part, guide posts are fixedly arranged on the upper surface of the lower die holder and positioned on two sides of the lower die block, and a main seat sliding groove is formed in one;

the stamping die comprises an upper die base, a lower die base, a stamping connecting column, a clamping mechanism, a sliding resetting mechanism, a guide cylinder, a tapered column and a sliding resetting mechanism, wherein the stamping connecting column is fixedly arranged at the center of the upper surface of the upper die base;

the number of the clamping mechanisms is two, and the two clamping mechanisms are respectively arranged on two sides of the fixing piece;

the clamping mechanism comprises a clamping stud, a bearing and a clamping claw, the clamping stud is inserted on the upper surface of the fixing part and is in threaded connection with the fixing part, the bearing is fixedly arranged at the bottom end of the clamping stud, a rotating handle is fixedly arranged at the top end of the clamping stud, the clamping claw is rotatably arranged at the bottom end of the clamping stud through the bearing, and the clamping claw is designed in a concave structure;

the sliding reset mechanisms are respectively arranged on two sides of the main seat sliding groove and fixedly connected with the lower module;

the sliding reset mechanism comprises a sliding plate, a mounting plate and a sliding block, the mounting plate is fixedly mounted on the outer wall of one side of the sliding block, the mounting plate is fixedly mounted on the upper surface of the lower module through bolts, a sliding groove is formed in the sliding plate, which is close to one side of the main seat sliding groove, of the sliding plate, the sliding block is slidably mounted in the sliding groove, a reset spring is fixedly mounted on the outer wall of the sliding block, and one end of the reset spring, which is far away from the sliding block, is.

Through the chucking mechanism who sets up, when needs press from both sides tightly the work piece, but manual rotation chucking double-screw bolt, when the chucking double-screw bolt is in corotation, because the through threaded connection between chucking double-screw bolt and the mounting, thereby when the chucking double-screw bolt is rotatory, it can move down, thereby drive the chucking claw through the removal of chucking double-screw bolt and move down, at the continuous removal in-process of chucking claw, it can compress tightly the inside work piece that punches a hole of mounting, thereby play better fixed action, prevent that it from taking place the displacement when punching a hole, improve the quality of punching a hole, when the work piece is loosened to needs, only need the reverse rotation chucking double-screw bolt to drive the chucking claw and shift up, thereby loosen the work piece.

Can drive the structure in the main seat spout through the slip canceling release mechanical system that sets up and carry out reset work, when the sliding block is when moving left, the sliding block can compress the reset spring in the sliding plate, when the sliding block does not receive external force to block, reset spring can drive the sliding block and reset this moment, thereby through the reset work of sliding block, the one-level connecting piece of the connection that drives the sliding block resets, performance is good, better automatic re-setting effect has, work efficiency is effectively improved, need not the manual reset work that the manual work that punches the piece, the safety in utilization is high.

Preferably, the device further comprises a punching mechanism;

the punching mechanism is fixedly arranged on the lower surface of one end, far away from the conical column, of the upper die base through a fixing bolt;

the punching mechanism comprises a punching plate, a punching block and a punching column, the punching plate is fixedly mounted on the upper surface of the lower die holder through a fixing bolt, the punching block is fixedly mounted on the upper surface of the punching plate, the punching plate and the punching block are integrally formed, and the punching column matched with the punching hole is fixedly mounted on the upper surface of the punching block.

Through the mechanism of punching a hole that sets up, when the die holder down punching press, can insert the punching press of mounting in through the punching hole post on the piece that punches a hole to can be to the work of punching a hole of waiting in the mounting, performance is good.

Preferably, both sides of the bottom end of the clamping claw are fixedly provided with protective pads.

Through being provided with the protection pad in chucking claw below, can conveniently protect the offset hole work piece through the protection pad that sets up to prevent that the stamping workpiece from deforming damage, performance is good.

Preferably, a first-level connecting piece is arranged in the main seat sliding groove in a sliding mode, a guide slope matched with the tapered column is arranged at the tail end of the first-level connecting piece, and the outer walls of two sides of the first-level connecting piece are fixedly connected with the sliding blocks of the two sliding reset mechanisms respectively.

Through the one-level connecting piece and the sliding reset mechanism sliding connection who sets up to when the in-service use, can accomplish the automatic re-setting work of one-level connecting piece, performance is good, effectively improves the availability factor.

Preferably, the second-level connecting piece is fixedly mounted on the outer wall of the front face of the first-level connecting piece, the third-level connecting piece is fixedly mounted on the outer wall of the front face of the second-level connecting piece, and the first-level connecting piece, the second-level connecting piece and the third-level connecting piece are all integrally formed in structural design and are all in sliding connection with the main seat sliding groove.

The structural design can improve the fixed connection between the structures, and has good use performance and high structural stability.

Preferably, a punching head is fixedly mounted on the outer wall of one end, far away from the second-stage connecting piece, of the third-stage connecting piece.

The punching head can punch the side position of the punching workpiece, and the using performance is good.

Compared with the prior art, the utility model discloses at least, following advantage has:

1. the utility model discloses in, through the chucking mechanism who sets up, when needs press from both sides tightly the work piece, but manual rotation chucking double-screw bolt, when the chucking double-screw bolt is in corotation, because the threaded connection that passes through between chucking double-screw bolt and the mounting, thereby when the chucking double-screw bolt is rotatory, it can move down, thereby it drives the chucking claw through the removal of chucking double-screw bolt and moves down, at the continuous removal in-process of chucking claw, it can compress tightly the inside work piece that punches a hole of mounting, thereby play better fixed action, prevent that it from taking place the displacement when punching a hole, improve the quality of punching a hole, when the work piece is loosened to needs, only need the reverse rotation chucking double-screw bolt to drive the chucking claw and shift up, thereby loosen.

2. The utility model discloses in, the structure in the main seat spout can be driven through the slip canceling release mechanical system that sets up carries out reset work, when the sliding block is when moving left, reset spring in the sliding block can be compressed to the sliding block, when the sliding block does not receive external force to block, reset spring can drive the sliding block and reset this moment, thereby through the reset work of sliding block, the one-level connecting piece of the connection of drive sliding block resets, performance is good, better automatic re-setting effect has, effectively improve work efficiency, need not the manual work and carry out the mould and reset, the safety in utilization is high.

3. The utility model discloses in, through the mechanism of punching a hole that sets up, when the die holder is punching press downwards, can insert the punching press of mounting downthehole through the post that punches a hole on the piece that punches a hole to can be to the work of punching a hole of waiting in the mounting, performance is good.

4. The utility model discloses in, can insert the mounting with the recess of the work piece that punches a hole through the mounting earlier during punching a hole, simultaneously carry out the chucking through the chucking mechanism that sets up to the work piece that punches a hole, through be provided with the punching press spliced pole on the upper die base, outside pressurization equipment can be connected through the punching press spliced pole that sets up, thereby drive the upper die base and push down, the lower die base is pushing down the in-process, the mechanism of punching a hole just can carry out the work of punching a hole to the work piece that punches a hole in the mounting, when pushing down at the lower die base simultaneously, the direction slope of one-level connecting piece can be supported to the toper post, thereby make the one-level connecting piece remove, through being provided with the punching head on the connecting piece top, can accomplish side position punching work through the punching head that sets up, when the die base rebound die.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a top surface structure view of the lower die holder of the present invention.

Fig. 3 is an enlarged schematic view of the area a of fig. 1 according to the present invention.

FIG. 4 is a schematic structural view of the upper mold base of the present invention;

fig. 5 is a schematic structural view of the sliding groove of the present invention;

FIG. 6 is a schematic view of the fixing member of the present invention;

fig. 7 is a schematic view of the internal structure of the sliding groove of the present invention;

fig. 8 is a schematic structural view of the chucking mechanism of the present invention.

In the figure, 1, a lower die holder; 2. a chucking mechanism; 21. clamping the stud; 22. a bearing; 23. a clamping claw; 24. rotating the crown; 3. a sliding reset mechanism; 31. a sliding plate; 32. mounting a plate; 33. a sliding groove; 34. a slider; 35. a return spring; 4. a punching mechanism; 41. punching a plate; 42. punching a hole block; 43. punching a hole column; 5. a lower module; 6. a fixing member; 7. a groove; 8. punching a hole; 9. a guide post; 10. a main seat chute; 11. a first-level connecting piece; 12. a secondary connecting piece; 13. a tertiary connection; 14. a punching head; 15. an upper die holder; 16. punching a connecting column; 17. a guide cylinder; 18. a tapered column.

Detailed Description

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

For convenience of description, the following description concepts are introduced in the writing of the present invention:

in the present invention 'front', 'rear', 'left', 'right', 'up', 'down' all refer to the orientation in fig. 1, wherein 'front' refers to facing outwards in fig. 1 with respect to the paper surface and 'rear' refers to facing inwards in fig. 1 with respect to the paper surface.

Referring to fig. 1-8, the present invention provides an embodiment:

example 1: a punching die comprises a lower die holder 1 and an upper die holder 15 arranged above the lower die holder 1, wherein a lower die block 5 is arranged at the central position of the upper surface of the lower die holder 1, the lower die holder 1 and the lower die block 5 are designed into an integrated structure, a fixing piece 6 is fixedly arranged on one side of the upper surface of the lower die block 5, a groove 7 is formed in one side of the fixing piece 6, three punching holes 8 which are uniformly distributed are formed in the upper surface of the fixing piece 6, guide posts 9 are fixedly arranged on the upper surface of the lower die holder 1 and positioned on two sides of the lower die block 5, and a main die slide groove 10 is formed in one end, far;

a stamping connecting column 16 is fixedly arranged at the central position of the upper surface of the upper die holder 15, guide cylinders 17 matched with the guide columns 9 are fixedly arranged on two sides of the lower surface of the upper die holder 15, a conical column 18 is fixedly arranged on one side of the lower surface of the upper die holder 15, the top end of the conical column 18 is designed to be a trapezoidal structure, and the stamping die further comprises a clamping mechanism 2 and a sliding reset mechanism 3;

the number of the clamping mechanisms 2 is two, and the two clamping mechanisms 2 are respectively arranged on two sides of the fixing piece 6;

the clamping mechanism 2 comprises a clamping stud 21, a bearing 22 and a clamping claw 23, the clamping stud 21 is inserted on the upper surface of the fixing part 6, the clamping stud 21 is in threaded connection with the fixing part 6, the bearing 22 is fixedly arranged at the bottom end of the clamping stud 21, a rotating crown 24 is fixedly arranged at the top end of the clamping stud 21, the clamping claw 23 is rotatably arranged at the bottom end of the clamping stud 21 through the bearing 22, and the clamping claw 23 is designed to be of a concave structure;

the number of the sliding reset mechanisms 3 is two, the two sliding reset mechanisms 3 are respectively arranged at two sides of the main seat sliding chute 10, and the sliding reset mechanisms 3 are fixedly connected with the lower module 5;

the sliding reset mechanism 3 comprises a sliding plate 31, a mounting plate 32 and a sliding block 34, the mounting plate 32 is fixedly mounted on the outer wall of one side of the sliding block 34, the mounting plate 32 is fixedly mounted on the upper surface of the lower module 5 through a bolt, a sliding groove 33 is formed in the side, close to the main seat sliding groove 10, of the sliding plate 31, the sliding block 34 is mounted in the sliding groove 33, a reset spring 35 is fixedly mounted on the outer wall of the sliding block 34, and one end, far away from the sliding block 34, of the reset spring 35 is fixedly connected.

Further, the device also comprises a punching mechanism 4;

the punching mechanism 4 is fixedly arranged on the lower surface of one end of the upper die holder 15 far away from the conical column 18 through a fixing bolt;

the punching mechanism 4 comprises a punching plate 41, a punching block 42 and a punching column 43, the punching plate 41 is fixedly installed on the upper surface of the lower die holder 1 through a fixing bolt, the punching block 42 is fixedly installed on the upper surface of the punching plate 41, the punching plate 41 and the punching block 42 are designed into an integrated structure, and the three punching columns 43 matched with the punching holes 8 are fixedly installed on the upper surface of the punching block 42.

Furthermore, both sides of the bottom end of the clamping claw 23 are fixedly provided with protective pads.

Furthermore, a first-stage connecting piece 11 is slidably mounted in the main seat sliding groove 10, a guiding slope matched with the tapered column 18 is arranged at the tail end of the first-stage connecting piece 11, and the outer walls of two sides of the first-stage connecting piece 11 are fixedly connected with the sliding blocks 34 of the two sliding resetting mechanisms 3 respectively.

Further, fixed mounting has second grade connecting piece 12 on the first-level connecting piece 11 front outer wall, and fixed mounting has tertiary connecting piece 13 on the second grade connecting piece 12 front outer wall, and first-level connecting piece 11, second grade connecting piece 12 and tertiary connecting piece 13 are integrated into one piece formula structural design, and all with main seat spout 10 sliding connection.

Further, a punching head 14 is fixedly arranged on the outer wall of one end of the third-stage connecting piece 13 far away from the second-stage connecting piece 12.

The utility model discloses a punching die's that prescribes a limit to theory of operation as follows:

a clamping mechanism: through the chucking mechanism 2 mechanism that sets up, when the work piece is pressed from both sides tightly to needs, but manual rotation chucking double-screw bolt 21, when chucking double-screw bolt 21 is in corotation, because the through threaded connection between chucking double-screw bolt 21 and the mounting 6, thereby when chucking double-screw bolt 21 is rotatory, it can move down, thereby it moves down to drive chucking claw 23 through the removal of chucking double-screw bolt 21, at the continuous removal in-process of chucking claw 23, it can compress tightly the work piece that punches a hole of mounting 6 inside, thereby play better fixed action, prevent that it from taking place the displacement when punching a hole, improve the quality of punching a hole, when the work piece is loosened to needs, only need backward rotation chucking double-screw bolt 21 to drive chucking claw 23 and shift up, thereby loosen the work piece.

The sliding reset mechanism comprises: can drive 11 isotructures of one-level connecting piece in the main seat spout 10 through the slip canceling release mechanical system 3 that sets up and carry out reset work, when receiving external force sliding block 34 when moving left, sliding block 34 can compress reset spring 35 in the sliding plate 31, when sliding block 34 does not receive the external force to block, reset spring 35 can drive sliding block 34 and reset this moment, thereby through the reset work of sliding block 34, the one-level connecting piece 11 of the connection that drives sliding block 34 resets, performance is good, better automatic re-setting effect has, effectively improve work efficiency, the manual reset work that need not the manual work that punches the hole, the safety in utilization is high.

The punching mechanism comprises: through the arranged punching mechanism 4, when the lower die holder 15 punches downwards, the punching column 43 on the punching block 42 can be inserted into the punching hole 7 of the fixing piece 6, so that a piece to be punched in the fixing piece 6 can be punched, and the use performance is good.

Meanwhile, during punching, a punched workpiece can be inserted into the fixing part 6 through the groove 7 of the fixing part 6, meanwhile, the punched workpiece is clamped through the arranged clamping mechanism 2, the punching connecting column 16 is arranged on the upper die holder 15, and the arranged punching connecting column 16 can be connected with external pressurizing equipment so as to drive the upper die holder 15 to press downwards, the punching mechanism 4 can punch the punched workpiece in the fixing part 6 when the lower die holder 15 presses downwards, meanwhile, the conical column 18 can push against the guide slope of the first-stage connecting piece 11 when the lower die holder 15 presses downwards, so that the first-stage connecting piece 11 can move, the punching head 14 is arranged at the top end of the third-stage connecting piece 13, the side-position punching work can be completed through the arranged punching head 14, when the lower die holder 15 moves upwards to open the die, the sliding reset mechanism 3 can drive the first-stage connecting piece 11 to reset, thereby completing the automatic reset work of the punching die.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (6)

1. A punching die comprises a lower die holder (1) and an upper die holder (15) arranged above the lower die holder (1), wherein a lower die block (5) is arranged at the center of the upper surface of the lower die holder (1), the lower die holder (1) and the lower die block (5) are in an integrated structural design, a fixing piece (6) is fixedly arranged on one side of the upper surface of the lower die block (5), a groove (7) is formed in one side of the fixing piece (6), three punching holes (8) which are uniformly distributed are formed in the upper surface of the fixing piece (6), guide columns (9) are fixedly arranged on the upper surface of the lower die holder (1) and positioned on two sides of the lower die block (5), and a main seat sliding groove (10) is formed in one end, far away from the fixing piece (6), of the upper;

the utility model discloses a die stamping die, including upper die base (15), upper surface center puts fixed mounting and has punching press spliced pole (16), the equal fixed mounting in upper die base (15) lower surface both sides has guide cylinder (17) with guide post (9) looks adaptation, upper die base (15) lower surface one side fixed mounting toper post (18), toper post (18) top is the trapezium structure design, its characterized in that: the device also comprises a clamping mechanism (2) and a sliding reset mechanism (3);

the number of the clamping mechanisms (2) is two, and the two clamping mechanisms (2) are respectively arranged on two sides of the fixing piece (6);

the clamping mechanism (2) comprises a clamping stud (21), a bearing (22) and a clamping claw (23), the clamping stud (21) is inserted on the upper surface of the fixing part (6), the clamping stud (21) is in threaded connection with the fixing part (6), the bearing (22) is fixedly installed at the bottom end of the clamping stud (21), a rotary handle head (24) is fixedly installed at the top end of the clamping stud (21), the clamping claw (23) is rotatably installed at the bottom end of the clamping stud (21) through the bearing (22), and the clamping claw (23) is designed to be of a concave structure;

the number of the sliding reset mechanisms (3) is two, the two sliding reset mechanisms (3) are respectively arranged at two sides of the main seat sliding groove (10), and the sliding reset mechanisms (3) are fixedly connected with the lower module (5);

slide canceling release mechanical system (3) include sliding plate (31), mounting panel (32) and sliding block (34), fixed mounting has mounting panel (32) on the outer wall of sliding block (34) one side, mounting panel (32) are at module (5) upper surface down through bolt fixed mounting, sliding plate (31) are close to main seat spout (10) one side inside sliding tray (33) of having seted up, slidable mounting has sliding block (34) in sliding tray (33), fixed mounting has reset spring (35) on sliding block (34) outer wall, reset spring (35) are kept away from sliding block (34) one end and sliding tray (33) inner wall fixed connection.

2. The punching die of claim 1, wherein: the punching machine also comprises a punching mechanism (4);

the punching mechanism (4) is fixedly arranged on the lower surface of one end, far away from the conical column (18), of the upper die holder (15) through a fixing bolt;

mechanism (4) punches a hole including punching plate (41), punching block (42) and punching post (43), punching plate (41) are through fixing bolt fixed mounting at die holder (1) upper surface, punching plate (41) upper surface fixed mounting has punching block (42), punching plate (41) and punching block (42) formula structural design as an organic whole that punches a hole, punching block (42) upper surface fixed mounting has three and punching post (43) of punching a hole (8) looks adaptation.

3. The punching die of claim 1, wherein: and protective pads are fixedly arranged on two sides of the bottom end of the clamping claw (23).

4. The punching die of claim 1, wherein: there are one-level connecting piece (11) in main seat spout (10), one-level connecting piece (11) tail end is equipped with the direction slope with toper post (18) looks adaptation, one-level connecting piece (11) both sides outer wall respectively with sliding block (34) fixed connection of two slip canceling release mechanical systems (3).

5. The punching die of claim 4, wherein: fixed mounting has second grade connecting piece (12) on the one-level connecting piece (11) front outer wall, fixed mounting has tertiary connecting piece (13) on the second grade connecting piece (12) front outer wall, one-level connecting piece (11), secondary connecting piece (12) and tertiary connecting piece (13) are integrated into one piece formula structural design, and all with main seat spout (10) sliding connection.

6. The punching die of claim 5, wherein: and a punching head (14) is fixedly arranged on the outer wall of one end of the third-level connecting piece (13) far away from the second-level connecting piece (12).

Images