CN219664909U - Hook die - Google Patents

Abstract

The utility model relates to a hooking die which comprises an upper die, a lower die and a hooking mechanism, wherein the upper die comprises an upper die plate and an upper die block; the lower die comprises a lower die plate and a lower die block, and the lower die block is provided with a punching hole; the upper die and the lower die are arranged on the lower die, the hooking mechanism comprises a hooking seat, a stamping rod, a driving block, an upper guide block, a lower guide block and a reset elastic piece, the hooking seat is arranged on the upper die plate in a sliding mode, the hooking seat comprises a main body part, a driving part and a mounting part, a first pushing surface is arranged on the inner side of the driving part, the upper guide block is fixedly arranged on the driving part, the upper guide block is provided with a guide groove, the stamping rod is fixedly arranged on the mounting part, the driving block and the lower guide block are fixedly arranged on the lower die block, the driving block is provided with a second pushing surface, the lower guide block and the driving block are adjacently arranged, and the reset elastic piece is arranged between the upper die plate and the hooking seat. The utility model can improve the running stability of the hooking seat and the punching rod, improve the accuracy of the hooking die and improve the production quality.

Description

Hook die

Technical Field

The utility model relates to the technical field of dies, in particular to a hooking and stamping die.

Background

The automobile sheet metal generally needs to be punched, and a sheet metal part with a certain angle is punched by adopting a wedge side punching die, so that the wedge in the die can move or generate tiny deviation due to vibration in the high-speed operation process, and the correct operation direction cannot be ensured for a long time, thereby seriously affecting the accuracy of the die.

Disclosure of Invention

Based on the problem, the problem that the accuracy of the die is affected because the die is easily deviated in the working process of the die is needed to be realized by adopting a wedge side punching die for punching at a certain angle on the existing automobile sheet metal.

A hooking die comprising:

the upper die comprises an upper die plate and an upper die block connected with the upper die plate;

the lower die is arranged opposite to the upper die and comprises a lower die plate and a lower die block connected with the lower die plate, and the lower die block is provided with a punching hole; and

the device comprises a lower die, an upper die and a lower die, and is characterized by comprising a hooking mechanism, wherein the hooking mechanism is arranged between the upper die and the lower die, the hooking mechanism comprises a hooking seat, a stamping rod, a driving block, an upper guide block, a lower guide block and a reset elastic piece, the hooking seat is arranged on the upper die plate in a sliding mode, the hooking seat comprises a main body part, a driving part connected with the main body part and a mounting part connected with the main body part, a first pushing surface is arranged on the inner side of the driving part, the upper guide block is fixedly arranged on the driving part, the upper guide block is provided with a guide groove matched with the lower guide block, the stamping rod is fixedly arranged on the mounting part, the driving block and the lower guide block are fixedly arranged on the lower die, the driving block is provided with a second pushing surface matched with the first pushing surface, the lower guide block is arranged adjacent to the driving block, and the reset elastic piece is arranged between the upper die plate and the hooking seat.

Above-mentioned collude towards mould can effectively improve under the cooperation of first crowded face and second crowded face and upper guide block and lower guide block and collude towards the operating stability of seat and ram rod, effectively avoids taking place the phenomenon of off normal at the punching press in-process ram rod, can effectively improve collude towards the precision of mould, effectively improves production quality, improves the high-quality product rate, reduces the loss.

In one embodiment, the upper die plate is provided with a containing groove, the hooking seat is slidably arranged in the containing groove, the upper die plate is fixedly provided with an outer stop block, the outer stop block is arranged in the containing groove, the side wall of the driving part is provided with a mounting groove, the reset elastic piece is embedded in the mounting groove, and the end part of the reset elastic piece, which is far away from the mounting groove, is propped against the outer stop block.

In one embodiment, the hooking mechanism further comprises a mounting rod, the mounting rod comprises a rod portion and a limiting portion connected with the rod portion, the upper die plate is provided with a mounting hole, the limiting portion is in butt joint with the upper die plate, and the rod portion penetrates through the mounting hole and is fixedly connected with the hooking seat.

In one embodiment, the hooking mechanism further comprises an anti-collision block, the anti-collision block is fixedly arranged at the side end of the installation part, the upper die plate is fixedly provided with an inner stop block, and the anti-collision block is arranged opposite to the inner stop block.

In one embodiment, the hooking mechanism further comprises a mounting block, and the stamping rod is fixedly mounted on the mounting part through the mounting block.

In one embodiment, the driving part is provided with a placing groove, and the upper guide block is embedded in the placing groove.

In one embodiment, the upper die further comprises a pressing plate and a connecting rod, the pressing plate is arranged between the upper die and the lower die, the connecting rod is fixedly connected with the pressing plate, the upper die plate is provided with a connecting hole, and the other end of the connecting rod penetrates through the connecting hole and stretches out of the upper die plate.

In one embodiment, the upper die further comprises an elastic piece, one end of the elastic piece is fixedly connected with the upper die plate, and the other end of the elastic piece is abutted to the material pressing plate.

In one embodiment, the upper die further comprises a shaping seat, the shaping seat is arranged between the pressing plate and the lower module, the shaping seat is provided with a yielding groove matched with the mounting block, the shaping seat is provided with a through hole matched with the pressing rod, and the through hole is arranged in the yielding groove.

In one embodiment, the mounting block is provided with an upper abutment surface, the shaping seat is provided with a lower abutment surface, the lower abutment surface is arranged in the yielding groove, the upper die and the lower die are pressed together, and the upper abutment surface abuts against the lower abutment surface.

Drawings

FIG. 1 is an assembled block diagram of a hooking die according to an embodiment of the present utility model;

FIG. 2 is a diagram showing the upper die structure of the hook die shown in FIG. 1;

FIG. 3 is a diagram of the lower die structure of the hooking die shown in FIG. 1;

fig. 4 is another view of the hook die shown in fig. 1.

The meaning of the reference numerals in the drawings are:

100-hooking and punching a die;

10-upper die, 11-upper die plate, 111-holding groove, 12-pressing plate, 13-connecting rod, 14-elastic piece, 15-shaping seat, 151-abdication groove, 152-through hole, 153-lower abutting surface;

20-lower die, 21-lower die plate, 22-cushion block, 221-limit groove, 23-lower die block and 231-punching hole;

30-hooking mechanism, 31-hooking seat, 311-main body, 312-driving part, 313-mounting part, 314-first pushing surface, 32-stamping rod, 33-driving block, 331-second pushing surface, 34-upper guide block, 341-guide groove, 35-lower guide block, 36-resetting elastic piece, 37-mounting rod, 38-crashproof block, 39-mounting block, 391-upper abutting surface;

40-an outer stop;

50-an inner stop;

60-ring arms, 61-cross bar parts and 62-hook parts.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 4, a hooking die 100 according to an embodiment of the utility model includes an upper die 10, a lower die 20, and a hooking mechanism 30, wherein the upper die 10 and the lower die 20 are disposed opposite to each other vertically, and the hooking mechanism 30 is disposed between the upper die 10 and the lower die 20.

Referring to fig. 1 and fig. 4, the upper die 10 includes an upper die plate 11, an upper die block, a pressing plate 12, a connecting rod 13, an elastic member 14 and a shaping seat 15, the upper die block is fixedly mounted on the upper die plate 11, the pressing plate 12 is movably connected with the upper die plate 11, one end of the connecting rod 13 is fixedly connected with the pressing plate 12, the upper die plate 11 is provided with a connecting hole, the other end of the connecting rod 13 extends out of the upper die plate 11 through the connecting hole, one end of the elastic member 14 is fixedly connected with the upper die plate 11, the other end of the elastic member 14 is abutted against the pressing plate 12, and the elastic member 14 is an elastic telescopic rod. The shaping seat 15 is fixedly connected with the pressing plate 12, and the shaping seat 15 is arranged between the pressing plate 12 and the lower die 20. The lower die 20 comprises a lower die plate 21, a lower die block 23 and a cushion block 22, wherein the lower die block 23 is fixedly connected with the lower die plate 21, the lower die block 23 is provided with a punching hole 231, and the cushion block 22 is fixedly connected with the lower die plate 21.

Referring to fig. 1, 2 and 3, the hooking mechanism 30 includes a hooking seat 31, a stamping rod 32, a driving block 33, an upper guide block 34, a lower guide block 35 and a reset elastic member 36, the upper die plate 11 is provided with a receiving groove, the hooking seat 31 is slidably disposed in the receiving groove, the hooking seat 31 includes a main body portion 311, a driving portion 312 connected with the main body portion 311 and a mounting portion 313 connected with the main body portion 311, a first pushing surface 314 is disposed on an inner side of the driving portion 312, the driving portion 312 is provided with a placement groove, the upper guide block 34 is embedded in the placement groove, the upper guide block 34 is provided with a guide groove 341 adapted to the lower guide block 35, the stamping rod 32 is fixedly disposed on the mounting portion 313, the driving block 33 and the lower guide block 35 are fixedly disposed on the cushion block 22, the driving block 33 is provided with a second pushing surface 331 adapted to the first pushing surface 314, the lower guide block 35 is disposed adjacent to the driving block 33, the driving portion 312 is disposed on a side wall opposite to the mounting groove 36, the reset elastic member is disposed in the mounting groove 40 and is disposed on the outer side wall of the die plate 40, and the reset elastic member is disposed on the outer side of the die plate 40. The return elastic member 36 is an elastic telescopic rod.

As shown in fig. 1, 2 and 3, the hooking mechanism 30 further includes a mounting rod 37, the mounting rod 37 includes a rod portion and a limiting portion connected to the rod portion, the upper template 11 is provided with a mounting hole, the limiting portion is abutted to the upper template 11, and the rod portion passes through the mounting hole and is fixedly connected with the hooking seat 31.

As shown in fig. 1, 2 and 3, the hooking mechanism 30 further includes an anti-collision block 38, the anti-collision block 38 is fixedly mounted at a side end of the mounting portion 313, the upper die plate 11 is fixedly provided with an inner stop 50, and the anti-collision block 38 is disposed opposite to the inner stop 50. When the upper die 10 is separated from the lower die 20, the hooking seat 31 is reset inwards under the action of the reset elastic piece 36, and the hooking seat 31 can be effectively prevented from being damaged due to collision by the cooperation of the anti-collision block 38 and the inner stop block 50, so that the service life of the hooking seat 31 is effectively prolonged.

As shown in fig. 1, 2 and 3, the hooking mechanism 30 further includes a mounting block 39, the press rod 32 is fixedly mounted on the mounting portion 313 through the mounting block 39, the shaping seat 15 is provided with a relief groove 151 adapted to the mounting block 39, the shaping seat 15 is provided with a through hole 152 adapted to the press rod 32, the through hole 152 is disposed in the relief groove 151, the mounting block 39 is provided with an upper abutment surface 391, the shaping seat 15 is provided with a lower abutment surface 153, the lower abutment surface 153 is disposed in the relief groove 151, the upper die 10 is pressed against the lower die 20, the mounting block 39 extends into the relief groove 151, the upper abutment surface 391 abuts against the lower abutment surface 153, and an end portion of the press rod 32, which is far from the mounting block 39, extends into the press hole 231 through the through hole 152. The shaping seat 15 and the corresponding lower module 23 are matched to shape the workpiece, and compress the workpiece before punching, so that the possibility of workpiece displacement is reduced, and the punching quality is effectively improved; the shaping seat 15 can effectively protect the stamping rod 32, and avoid unnecessary collision of the stamping rod 32, so that the service life of the stamping rod 32 is effectively prolonged; the cooperation of the upper abutment surface 391 and the lower abutment surface 153 can limit the depth of the punching rod 32 entering the punching hole 231, thereby effectively limiting the punching stroke of the punching rod 32 and effectively improving the punching quality.

As shown in fig. 1, 2 and 3, the hooking die 100 further includes a plurality of ring arms 60, the ring arms 60 are fixedly mounted on the driving portion 312, the number of the ring arms 60 is two, the two ring arms 60 are respectively disposed on two sides of the driving portion 312, the ring arms 60 include a cross bar portion 61 and a hook portion 62 connected with the cross bar portion 61, the cross bar portion 61 is fixedly connected with the driving portion 312, a limit groove 221 adapted to the hook portion 62 is disposed on a side wall of the cushion block 22, and a stroke of relative movement between the upper guide block 34 and the lower guide block 35 is limited by cooperation of the hook portion 62 and the limit groove 221, so that punching accuracy is effectively improved.

The working principle of the hooking die 100 in this embodiment is as follows: when the die is in operation, the upper die 10 and the lower die 20 are combined and pressed, and the shaping seat 15 and the lower die 23 are matched to shape a workpiece and press the workpiece; then, under the cooperation of the first pushing surface 314 and the second pushing surface 331 and the cooperation of the lower guide block 35 and the guide groove 341, the hooking seat 31 is driven to slide outwards, the hooking seat 31 moves with the mounting block 39 and the stamping rod 32, the mounting block 39 is clamped into the yielding groove 151, and the end portion of the stamping rod 32 far from the mounting block 39 passes through the through hole 152 and is inserted into the stamping hole 231, so that the step of punching the workpiece is completed.

The beneficial effects of the utility model are as follows: through the cooperation of the first pushing surface 314 and the second pushing surface 331 and the cooperation of the upper guide block 34 and the lower guide block 35, the operation stability of the hooking seat 31 and the stamping rod 32 can be effectively increased, the phenomenon that the stamping rod 32 is deviated in the stamping process can be effectively avoided, the accuracy of the hooking die 100 can be effectively improved, the production quality can be effectively improved, the quality rate can be improved, and the loss can be reduced.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A hooking die, comprising:

the upper die comprises an upper die plate and an upper die block connected with the upper die plate;

the lower die is arranged opposite to the upper die and comprises a lower die plate and a lower die block connected with the lower die plate, and the lower die block is provided with a punching hole; and

the device comprises a lower die, an upper die and a lower die, and is characterized by comprising a hooking mechanism, wherein the hooking mechanism is arranged between the upper die and the lower die, the hooking mechanism comprises a hooking seat, a stamping rod, a driving block, an upper guide block, a lower guide block and a reset elastic piece, the hooking seat is arranged on the upper die plate in a sliding mode, the hooking seat comprises a main body part, a driving part connected with the main body part and a mounting part connected with the main body part, a first pushing surface is arranged on the inner side of the driving part, the upper guide block is fixedly arranged on the driving part, the upper guide block is provided with a guide groove matched with the lower guide block, the stamping rod is fixedly arranged on the mounting part, the driving block and the lower guide block are fixedly arranged on the lower die, the driving block is provided with a second pushing surface matched with the first pushing surface, the lower guide block is arranged adjacent to the driving block, and the reset elastic piece is arranged between the upper die plate and the hooking seat.

2. The hooking die of claim 1, wherein the upper die plate is provided with a containing groove, the hooking seat is slidably arranged in the containing groove, the upper die plate is fixedly provided with an outer stop block, the outer stop block is arranged in the containing groove, the side wall of the driving part is provided with a mounting groove, the reset elastic piece is embedded in the mounting groove, and the end part of the reset elastic piece, which is far away from the mounting groove, is propped against the outer stop block.

3. The hooking die of claim 2, wherein the hooking mechanism further comprises a mounting rod, the mounting rod comprises a rod portion and a limiting portion connected with the rod portion, the upper die plate is provided with a mounting hole, the limiting portion is abutted with the upper die plate, and the rod portion passes through the mounting hole and is fixedly connected with the hooking seat.

4. The hooking die of claim 3, wherein the hooking mechanism further comprises an anti-collision block fixedly mounted at a side end of the mounting portion, the upper die plate is fixedly provided with an inner stop block, and the anti-collision block is disposed opposite to the inner stop block.

5. The hooking die of claim 4 wherein the hooking mechanism further comprises a mounting block, the stamping bar being fixedly mounted to the mounting portion by the mounting block.

6. The hooking die of claim 1 wherein the drive is provided with a placement slot in which the upper guide block is embedded.

7. The hooking die of claim 5, wherein the upper die further comprises a pressing plate and a connecting rod, the pressing plate is arranged between the upper die and the lower die, the connecting rod is fixedly connected with the pressing plate, the upper die plate is provided with a connecting hole, and the other end of the connecting rod passes through the connecting hole and extends out of the upper die plate.

8. The hooking die of claim 7 wherein the upper die further comprises an elastic member, one end of the elastic member is fixedly connected to the upper die plate, and the other end of the elastic member is abutted to the pressing plate.

9. The hooking die of claim 8, wherein the upper die further comprises a shaping seat, the shaping seat is arranged between the pressing plate and the lower die block, the shaping seat is provided with a yielding groove matched with the mounting block, the shaping seat is provided with a through hole matched with the pressing rod, and the through hole is arranged in the yielding groove.

10. The hooking die of claim 9, wherein the mounting block is provided with an upper abutment surface, the shaping seat is provided with a lower abutment surface, the lower abutment surface is disposed in the relief groove, the upper die is pressed against the lower die, and the upper abutment surface abuts against the lower abutment surface.