CN220880184U

CN220880184U - Stamping die structure

Info

Publication number: CN220880184U
Application number: CN202322452683.1U
Authority: CN
Inventors: 裘忠杰; 裘兴磊
Original assignee: Ningbo Zhangqi Changfeng Hardware Co ltd
Current assignee: Ningbo Zhangqi Changfeng Hardware Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-05-03
Anticipated expiration: 2033-09-08

Abstract

The utility model discloses a stamping die structure which comprises a lower die holder and an upper die holder, wherein a vertical punching hole is formed in the lower die holder, a corresponding punching head is arranged on the upper die holder, a horizontal groove body is formed in one side, opposite to the punching hole, of the lower die holder, a sliding component is arranged in the groove body, a horizontal T-shaped channel is further formed in the lower die holder, the T-shaped channel comprises a vertical channel and a transverse channel, the vertical channel is a feeding channel, two ends of the transverse channel extend to be communicated with the groove body and the punching hole respectively, and when a workpiece entering through the feeding channel moves to a bifurcation position of the T-shaped channel, the sliding component pushes the workpiece into the punching hole from the bifurcation position, so that the punching head punches the workpiece. The utility model has the advantages of simple structure, easy realization and automatic punching.

Description

Stamping die structure

Technical Field

The utility model relates to the technical field of punching equipment, in particular to a stamping die structure.

Background

The punching hole belongs to one kind of blanking processing, needs to use stamping die to cooperate the drift to realize, and current five metals mould generally uses the flat head drift, cooperates die-cut product. The patent application number CN202310870008.2 discloses a punching device for punching parts, which is realized by a pushing mechanism in order to enable the plate workpiece to move all the time in the punching process, and the pushing mechanism comprises a transmission mechanism such as a gear belt, and the structure is very complex although the purpose of punching and punching is finally realized.

Disclosure of utility model

The utility model aims to solve the defects of the technology, and discloses a stamping die structure.

The utility model designs a stamping die structure which comprises a lower die holder and an upper die holder, wherein a vertical punching hole is formed in the lower die holder, a corresponding punching head is arranged on the upper die holder, a horizontal groove body is formed in one side, opposite to the punching hole, of the lower die holder, a sliding component is arranged in the groove body, a horizontal T-shaped channel is further formed in the lower die holder, the T-shaped channel comprises a vertical channel and a transverse channel, the vertical channel is a feeding channel, two ends of the transverse channel extend to be communicated with the groove body and the punching hole respectively, and when a workpiece entering through the feeding channel moves to a bifurcation position of the T-shaped channel, the sliding component pushes the workpiece into the punching hole from the bifurcation position, so that the punching head punches the workpiece.

Further preferably, one end of the lower die holder, which is positioned in the transverse channel, is provided with an installation groove communicated with the transverse channel, an embedded block is arranged in the installation groove, the punching hole is arranged on the embedded block, and the embedded block is provided with a butt joint channel communicated with the punching hole and the transverse channel.

Preferably, the punching comprises pre-punching and standard holes which are distributed in sequence along the moving direction of the workpiece, the pre-punching is communicated with the transverse channel, the pre-punching and the standard holes are communicated, and the punch on the upper die base correspondingly comprises a pre-punch and a standard head.

Preferably, the insert is further provided with a blanking hole communicated with the standard hole.

Preferably, the sliding assembly comprises a sliding block which is in sliding fit with the groove body, one end of the sliding block is provided with a push rod which stretches into the transverse channel to push a workpiece, the sliding block is provided with a first through hole which is vertical to the sliding block, the lower die holder is provided with a second through hole which is communicated with the first through hole, the first through hole and the second through hole form dislocation so that part of the first through hole is positioned in the second through hole, or the inner wall of the first through hole is provided with an oblique bulge, the upper die holder is provided with a pressing rod, the top of the pressing rod is provided with an inclined surface which inclines towards the advancing direction of the sliding block, the inclined surface is in contact with the dislocation part or bulge to push the sliding block through downward movement of the pressing rod, and a first reset spring is arranged between the sliding block and the inner wall of the groove body.

Preferably, a side wall of the butt joint channel, which is close to the punched hole, is provided with a containing groove, a telescopic movable block is arranged in the containing groove, one side of the movable block is provided with an inclined plane for guiding the workpiece to advance, and the other side of the movable block is provided with a vertical surface for preventing the workpiece from retreating and propping against the workpiece.

Preferably, the movable block is located at the side where the first inclined plane is located and is rotationally connected in the accommodating groove through a vertical rotating shaft, and a second reset spring is arranged between the other side of the movable block and the bottom of the accommodating groove.

The utility model has the technical effects that the upper die holder is provided with the punch, the lower die holder is also provided with the feed channel communicated with the punch, the workpieces to be punched are sequentially and tightly arranged along the feed channel, and the upper die holder and the lower die holder are matched, the compression bar of the upper die holder stretches into and drives the sliding block on the lower die holder to advance, so that the sliding block pushes the workpieces to move into the punch for punching, and the workpieces are tightly arranged due to the tight abutting of the sliding block and the mutual tight arrangement of the sliding block, so that the workpieces cannot deviate during punching, the accuracy and the stability of punching are ensured, and an additional driving mechanism is not required to drive the sliding block to push the workpieces, so that the structure is simple, the realization is easy, and the automatic punching is realized; the punching comprises a pre-punching and a standard hole which are communicated, the workpiece is pushed into the pre-punching by the sliding block to be pre-punched, and then the workpiece is pushed into the standard hole continuously to finish the final punching, so that the pre-punching is realized, and the workpiece is ensured not to deform; the accommodating groove is matched with the movable block and used for preventing the workpiece from retreating after entering the punched hole, so that the stability of the workpiece during punching is ensured.

Drawings

FIG. 1 is a general block diagram of the present utility model;

FIG. 2 is an exploded view of the overall structure of the present utility model;

FIG. 3 is a view of another view of the overall structure of the present utility model;

FIG. 4 is an enlarged view at A in FIG. 3;

FIG. 5 is a block diagram of an embodiment of the present utility model;

FIG. 6 is an exploded view of the construction of the slug of the present utility model;

Fig. 7 is an enlarged view at B in fig. 6.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a tank body; 4. a vertical channel; 5. a transverse channel; 6. a mounting groove; 7. an insert; 8. a docking channel; 9. pre-punching; 10. a standard hole; 11. pre-punching; 12. a standard header; 13. a blanking hole; 14. a sliding block; 15. a push rod; 16. a first through hole; 17. a second through hole; 18. a compression bar; 19. an inclined surface; 20. a receiving groove; 21. a movable block; 22. a second return spring; 23. a rotating shaft; 24. an inclined plane; 25. a vertical surface; 26. and (5) blanking the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

In the embodiment, as shown in fig. 1 and 2, the device comprises a lower die holder 1 and an upper die holder 2, a guide post is arranged between the upper die holder 2 and the lower die holder 1, the upper die holder 2 can move upwards towards the lower die holder 1 along the guide post to realize the opening and closing actions between the upper die holder 1, a vertical punching hole is formed on the surface of the lower die holder 1 facing the upper die holder 2, a corresponding punching head is arranged on the upper die holder 2, a horizontal groove body 3 is formed on one side of the lower die holder 1 opposite to the punching hole, a sliding component is arranged in the groove body 3, a horizontal T-shaped channel is further formed on the lower die holder 1, the T-shaped channel comprises a vertical channel 4 and a transverse channel 5, one end of the vertical channel 4 is a feeding channel, and the vertical channel extends to the edge of the lower die holder 1 and is in butt joint with a vibration disc through a feeding track, so that workpieces on the vibration disc can be fed in sequence, and the other end of the vertical channel is communicated with the transverse channel 5,

As shown in fig. 3 and 4, two ends of the transverse channel 5 extend to be respectively communicated with the groove body 3 and the punched hole, so that two ends of the transverse channel 5 are respectively communicated with the groove body 3 and the punched hole, that is, the groove body 3 and the punched hole are in the same straight line, when a workpiece entering from the feeding channel moves to the bifurcation of the T-shaped channel, the workpiece is pushed into the punched hole from the bifurcation along the transverse channel 5 by the sliding component, and the punched hole is used for punching the workpiece.

It should be noted that, the workpieces entering from the feeding channel are tightly arranged in the channel, the sliding component pushes the workpieces at the intersection forward, the workpieces are pushed to the position of the intersection between the punching and transverse channels 5, and the previous workpiece just punches the hole in the punching, that is, the workpieces are tightly arranged and uniformly extend to the punching, so that limit is formed between the workpieces, and the workpieces in the punching cannot deviate when being punched.

The lower die holder 1 is also provided with a blanking hole 13 communicated with the punched hole, and after the hole is punched, the workpiece is pushed by the next workpiece to fall into the blanking hole 13.

The die holder 1 is located the one end of horizontal passageway 5 and is equipped with the mounting groove 6 that communicates with each other with horizontal passageway 5, mounting groove 6 vertical to distributing and upper end opening, mounting groove 6 from top to bottom packs into an abaculus 7, the punching a hole is seted up on abaculus 7, set up the butt joint passageway 8 that the intercommunication punched a hole and horizontal passageway 5 on the abaculus 7 for abaculus 7 can load and unload, and the punching a hole is located abaculus 7, consequently realizes multiple punching a hole through changing abaculus 7 that has different models to punch a hole, and is very convenient, and simple structure easily realizes.

The embedded block 7 is of a cuboid or square block structure, and the embedded block 7 extends towards the end of the vertical channel, namely, the intersection of the transverse channel 5 and the vertical channel is extended to tightly support the extension part of the side wall of the vertical channel, so that the installation stability of the embedded block 7 is ensured. The blanking hole 13 is arranged on the embedded block 7, the blanking rod 26 inserted into the blanking hole 13 is arranged on the upper die holder 2, after the upper die holder 2 and the lower die holder 1 are assembled, the blanking rod 26 is inserted into the blanking hole 13 and then is just blocked in front of a punched workpiece, and a certain limiting effect is achieved when the workpiece is punched.

As shown in fig. 3, the punching includes pre-punching 9 and standard holes 10 sequentially distributed along the moving direction of the workpiece, that is, the pre-punching 9 and standard holes 10 are distributed along the moving direction of the transverse channel 5, that is, the workpiece, the pre-punching 9 communicates with the standard holes 10, the pre-punching 9 communicates with the transverse channel 5, the standard holes 10 communicate with the blanking hole 13, the punch on the upper die holder 2 correspondingly includes a pre-punch 11 and a standard head 12, the workpiece is pushed into the pre-punching 9 by the sliding assembly, the pre-punching 9 is completed, then the workpiece is pushed into the standard holes 10 by the workpiece to be punched later, standard punching is performed, so far, and finally the workpiece continues to be pushed into the blanking hole 13.

The sliding component comprises a sliding block 14 positioned in the groove body 3, the sliding block 14 is in sliding fit in the groove body 3, a push rod 15 is arranged at the top of the sliding block 14, the push rod 15 stretches into the transverse channel 5, the push rod 15 is driven by the sliding block 14 to reciprocate in the transverse channel 5, and the top end of the push rod 15 is used for pushing a workpiece.

The sliding block 14 is provided with a first through hole 16 in the vertical direction, the lower die holder 1 is provided with a second through hole 17 communicated with the first through hole 16, the first through hole 16 and the second through hole 17 are coaxially arranged, namely, the second through hole 17 and the first through hole 16 are vertically distributed, the first through hole 16 and the second through hole 17 are staggered to enable the first through hole 16 to be partially positioned in the second through hole 17, or the inner wall of the first through hole 16 is provided with an oblique bulge, the upper die holder 2 is provided with a pressing rod 18, the top of the pressing rod 18 passes through the second through hole 17 and then collides with the staggered part or bulge of the first through hole 16, the top end of the pressing rod 18 is provided with an inclined surface 19 inclined towards the advancing direction of the sliding block 14, and the inclined surface 19 is made to collide with the staggered part or bulge through the downward movement of the pressing rod 18 so as to push the sliding block 14, and therefore the pushing rod 15 of the sliding block 14 pushes a workpiece to advance.

A first reset spring is arranged between the sliding block 14 and the inner wall of the groove body 3, namely a positioning hole is formed in the sliding block 14, one end of the first reset spring is connected in the positioning hole, the other end of the first reset spring is connected to the inner wall of the groove body 3, the first reset spring is compressed when the sliding block 14 advances, and after the compression bar 18 is pulled away from the two through holes, the reset force of the first reset spring pushes the sliding block 14 to retract, so that the sliding block 14 is reset.

As shown in fig. 6 and 7, a holding groove 20 is formed on a side wall of the butt joint channel 8, that is, an extending portion of the insert 7 is provided with a holding groove 20, the holding groove 20 is close to the butt joint channel 8, a movable block 21 is arranged in the holding groove 20, a slope 24 for guiding the workpiece to advance is arranged on one side of the movable block 21, a vertical surface 25 for preventing the workpiece from backing and propping against the workpiece is arranged on the other side of the movable block 21, that is, the slope 24 and the vertical surface 25 are sequentially arranged along the workpiece advancing direction, a vertical rotating shaft 23 is arranged on the side of the movable block 21, which is located on the first slope 24, the holding groove 20 is provided with a hole, the rotating shaft 23 is inserted in the hole, the movable block 21 is connected in the holding groove 20 in a rotating manner, a locating hole for locating the second reset spring 22 is arranged between the other side of the movable block 21 and the bottom of the holding groove 20, when the workpiece is pushed by the push rod 15 to be pushed to enter, the workpiece continuously, the workpiece can move along the slope 24 of the movable block 21 and the movable block 21 is pressed against the workpiece 22, and the workpiece is pushed by the reset spring 22 when the workpiece is pushed by the push rod 15, and the workpiece is pushed by the workpiece to be pushed by the reset spring 22, and the workpiece is pressed against the workpiece 22, and the workpiece is pressed against the second reset spring 22, and the workpiece is pressed against the workpiece 21 is pressed into the hole, and the workpiece is pressed into the hole, the hole is a hole, the hole is formed, and the workpiece is kept to be a position, and the workpiece is a precision is a hole is pressed, and the workpiece is a hole is opposite, and a hole is pressed, and a hole is formed.

It should be noted that, in this embodiment, the transverse channel 5 and the vertical channel 4 are both square groove structures, so the workpiece is also rectangular or square, which is convenient for moving and limiting in the channel.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.

Claims

1. The utility model provides a stamping die structure, its characterized in that includes die holder (1) and upper die base (2), set up vertical punching a hole on die holder (1), be equipped with corresponding drift on upper die base (2), horizontal cell body (3) have been seted up to one side that relatively punches a hole on die holder (1), be equipped with sliding component in cell body (3), still set up horizontal T style of calligraphy passageway on die holder (1), T style of calligraphy passageway includes vertical passageway (4) and transverse channel (5), vertical passageway (4) are the feed channel, the both ends of transverse channel (5) extend respectively to communicate with each other with cell body (3) and punching a hole, work piece that the feed channel comes in moves to the bifurcation department of T style of calligraphy passageway, sliding component promotes the work piece from bifurcation department to in punching a hole for the drift carries out the work piece.

2. The stamping die structure according to claim 1, wherein one end of the lower die holder (1) located in the transverse channel (5) is provided with an installation groove (6) communicated with the transverse channel (5), an insert (7) is arranged in the installation groove (6), a punching hole is formed in the insert (7), and a butt joint channel (8) communicated with the punching hole and the transverse channel (5) is formed in the insert (7).

3. A stamping die structure according to claim 2, characterized in that the punching comprises pre-punching holes (9) and standard holes (10) which are distributed in sequence along the moving direction of the workpiece, the pre-punching holes (9) are communicated with the transverse channel (5), the pre-punching holes (9) and the standard holes (10) are communicated, and the punches on the upper die holder (2) respectively comprise pre-punches (11) and standard heads (12).

4. A stamping die structure according to claim 3, characterized in that the insert (7) is also provided with blanking holes (13) communicating with the standard holes (10).

5. The stamping die structure according to claim 2, wherein the sliding assembly comprises a sliding block (14) which is in sliding fit with the groove body (3), one end of the sliding block (14) is provided with a push rod (15) which stretches into the transverse channel (5) to push a workpiece, the sliding block (14) is provided with a first through hole (16) which is vertical, the lower die holder (1) is provided with a second through hole (17) which is communicated with the first through hole (16), the first through hole (16) and the second through hole (17) form dislocation, so that the first through hole (16) is partially located in the second through hole (17), or the inner wall of the first through hole (16) is provided with an oblique bulge, the upper die holder (2) is provided with a pressing rod (18), the top of the pressing rod (18) is provided with an inclined surface (19) which is inclined towards the advancing direction of the sliding block (14) after passing through the second through hole (17), the top of the pressing rod (18) is provided with an inclined surface (19) which is inclined towards the advancing direction of the sliding block (14), the inclined surface (19) is pushed down, and the inclined surface (19) is provided with an inclined bulge, and the dislocation is arranged between the inclined surface (19) and the sliding block (14) and the inner wall (14).

6. A stamping die structure according to claim 3, characterized in that a holding groove (20) is formed in a side wall of the butt joint channel (8) close to the punched hole, a telescopic movable block (21) is arranged in the holding groove (20), a bevel (24) for guiding a workpiece to advance is arranged on one side of the movable block (21), and a vertical surface (25) for preventing the workpiece from retreating and propping against the workpiece is arranged on the other side of the movable block.

7. The stamping die structure according to claim 6, wherein the movable block (21) is located at the side of the inclined plane (24) and is rotatably connected to the accommodating groove (20) through a vertical rotating shaft (23), and a second return spring (22) is arranged between the other side of the movable block (21) and the bottom of the accommodating groove (20).