CN218460609U

CN218460609U - Continuous punching die for plate parts

Info

Publication number: CN218460609U
Application number: CN202222381866.4U
Authority: CN
Inventors: 王长土
Original assignee: Wuhan Changhua Changyuan Auto Parts Co ltd
Current assignee: Wuhan Changhua Changyuan Auto Parts Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-02-10
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to the technical field of part stamping, in particular to a continuous punching die for plate parts, which is used for continuously stamping positioning holes on a material belt and comprises a lower die holder and an upper die holder; a lower template is arranged above the lower die base, and a material belt conveying channel is formed in the upper surface of the lower template along the horizontal direction; a female die and a material belt feeding assembly are sequentially arranged on the lower die base along the conveying direction of the conveying channel; the die is pressed close to the lower surface of the material belt, and forming holes are formed in the vertical direction. The utility model relates to a continuous cut-out press of board class part drives the material area through material area pay-off subassembly after the punching press finishes and continues to walk the position along transfer passage, can make the material area next position of waiting to punch a hole enter into directly over the die, realizes traditional board class part demand of punching a hole in succession, has reduced the cost of labor, provides production efficiency, reaches through optimizing the mould structure and falls originally and the requirement of quality.

Description

Continuous punching die for plate parts

Technical Field

The utility model relates to a part punching press technical field specifically is a continuous cut-out press of board type part.

Background

Aiming at the stamping parts of sectional materials (aluminum alloys) and thick plates, the forming process is limited by the shape of the plate of a workpiece and the requirement of the production efficiency, the equipment is generally configured by firstly feeding and punching, then shaping the punched materials and finally forming and cutting, and the continuity of material processing is provided as a primary factor for improving the production efficiency.

In the plate processing process, workpieces of the same type are processed by adopting a strip of material belt, so that positioning holes which are continuously arranged need to be pre-punched on the continuous material belt in advance, and a material forming area on the material belt can be accurately found in a subsequent shaping process. The existing punching equipment can only carry out single punching treatment, and the continuity is poor, so that the whole processing efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide a continuous cut-out press of plate part and solve the problem that above-mentioned plate punches a hole inefficiency in advance.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a continuous punching die for plate parts is used for continuously punching positioning holes in a material belt and comprises a lower die base and an upper die base;

a lower template is arranged above the lower die base, and a material belt conveying channel is formed in the upper surface of the lower template along the horizontal direction; a female die and a material belt feeding assembly are sequentially arranged on the lower die base along the conveying direction of the conveying channel; the female die is close to the lower surface of the material belt and is provided with a forming hole along the vertical direction;

and a punch which is right opposite to the forming hole is arranged below the upper die base.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the material belt feeding assembly comprises a slider seat and a slotting tool; the sliding block seat is close to the upper surface of the material belt and can slide along the conveying direction of the material belt; the sliding block seat is provided with a feeding hook used for hanging and buckling a material belt positioning hole; the slotting tool is arranged at the bottom of the upper die base and can be pressed down along with the upper die base to push the sliding block base and drive the material belt to move along the conveying direction.

Furthermore, a spring seat is further arranged in front of the sliding block seat, and a spring connected with the sliding block seat is arranged in the spring seat.

Furthermore, a spring guide pin connected with the sliding block seat is axially arranged inside the spring seat.

Furthermore, a positioning groove corresponding to the slotting tool is arranged on the slider seat, and a first inclined plane is formed on the notch of the positioning groove; and a second inclined plane matched with the first inclined plane is formed at the bottom end of the slotting tool.

Furthermore, a limiting block is further arranged in front of the sliding block seat.

Further, the feeding hook is hinged with the sliding block seat.

Furthermore, the sliding block seat is also provided with a return spring which presses the feeding hook downwards.

Further, a mounting plate is arranged at the female die of the lower template; the mounting plate is provided with a material pressing elastic sheet above the conveying channel and used for pressing the material belt below the material pressing elastic sheet.

Further, the aperture of the forming hole is gradually increased from top to bottom; and a discharge opening positioned right below the forming hole is formed in the lower die base.

The utility model has the advantages that: the utility model relates to a continuous cut-out press of board class part drives the material area through material area pay-off subassembly after the punching press finishes and continues to walk the position along transfer passage, can make the material area next position of waiting to punch a hole enter into directly over the die, realizes traditional board class part demand of punching a hole in succession, has reduced the cost of labor, provides production efficiency, reaches through optimizing the mould structure and falls originally and the requirement of quality.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the initial state of the present invention;

FIG. 3 is a schematic view of the initial contact state of the upper and lower dies of the present invention;

fig. 4 is a schematic view of the hook feeding end state of the present invention;

FIG. 5 is a schematic view showing the state of forming positioning holes by punching according to the present invention;

fig. 6 is a schematic view of the motion state of the feeding hook toward the downward positioning hole of the present invention.

Fig. 7 is a schematic view of a state of the positioning hole under the material feeding hook of the present invention.

Fig. 8 is the schematic diagram of the state of the die recovery of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the die holder, 1.1, the bin outlet, 2, the upper die base, 3, the lower bolster, 4, the die, 4.1, the shaping hole, 5, material area pay-off subassembly, 5.1, the slider seat, 5.1a, the constant head tank, 5.1b, first inclined plane, 5.1c, the second inclined plane, 5.2, the slotting tool, 5.3, the pay-off hook, 6, the spring holder, 6.1, the spring, 6.2, the spring uide pin, 7, the stopper, 8, reset spring, 9, the mounting panel, 10, press the material shell fragment, 11, the drift.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, and an integrally formed structure. To those of ordinary skill in the art, the specific meaning of such terms in this patent may be understood as appropriate.

As shown in fig. 1, the continuous cut-out press of board class part of the utility model for carry out continuous punching press locating hole to the material area, the continuous cut-out press of board class part includes die holder 1 and upper die base 2, and upper die base 2 is located die holder 1 directly over, and upper die base 2 installs on punch press or press to provide the holding down force.

A lower template 3 is arranged above the lower die base 1, and a conveying channel 3.1 of a material belt is formed in the upper surface of the lower template 3 along the horizontal direction; a female die 4 and a material belt feeding component 5 are sequentially arranged on the lower die base 1 along the conveying direction of the conveying channel 3.1; the female die 4 is close to the lower surface of the material belt, and is provided with a forming hole 4.1 along the vertical direction; and a punch 11 which is opposite to the forming hole 4.1 is arranged below the upper die holder 2.

The utility model relates to a continuous punching die for plate parts, which meets the transportation of a material belt through a reserved conveying channel 3.1, and presses down an upper die base 2 to drive a punch 11 to move like a female die 4 until the punch completely enters a forming hole 4.1, thereby realizing punching a positioning hole on the material belt; after the punching press finishes, the material belt is driven by the material belt feeding assembly 5 to continue to move along the conveying channel 3.1, so that the position to be punched next in the material belt enters the position right above the female die 4, the punching continuity is guaranteed, and the machining efficiency is effectively improved.

As an embodiment, the material belt feeding assembly 5 comprises a slider seat 5.1 and a slotting cutter 5.2; the sliding block seat 5.1 is close to the upper surface of the material belt and can slide along the conveying direction of the material belt; the slider seat 5.1 is provided with a feeding hook 5.3 for hanging and buckling a material belt positioning hole; the slotting tool 5.2 is arranged at the bottom of the upper die base 2, and the slotting tool 5.2 can be pressed down along with the upper die base 2 to push the slider base 5.1 and drive the material belt to move along the conveying direction. In the process of pressing down the upper die holder 2 each time, the slotting tool 5.2 drives the slider seat 5.1 to move, so that the material feeding hook 5.3 hooks the positioning hole on the material belt to move along the conveying channel 3.1 for one time until the position to be punched under the material belt enters the position right above the female die 4.

Further, a spring seat 6 is further arranged in front of the slider seat 5.1, a spring 6.1 connected with the slider seat 5.1 is arranged in the spring seat 6, and the upper die seat 2 is ensured to drive the slider seat 5.1 to return after driving the slotting tool 5.2 to return.

Preferably, a spring guide pin 6.2 connected with the slider seat 5.1 is arranged in the spring seat 6 along the axial direction, so that the deviation of the spring 6.1 in the stretching direction is avoided. Slider seat 5.1 the place ahead still is provided with stopper 7, controls slider seat 5.1 along with the displacement distance that spring 6.1 kick-backs.

Specifically, a positioning groove 5.1a corresponding to the slotting tool 5.2 is formed in the slider seat 5.1, and a first inclined surface 5.1b is formed in a notch of the positioning groove 5.1 a; the bottom end of the slotting tool 5.2 is provided with a second inclined surface 5.1c matched with the first inclined surface 5.1 b. In the process that the slotting tool 5.2 moves relative to the slider seat 5.1, the lateral pressure generated by the sliding of the second inclined surface 5.1c relative to the first inclined surface 5.1b is utilized to generate the horizontal thrust for pushing the whole slider seat 5.1 to move, when the second inclined surface 5.1c is separated from the first inclined surface 5.1b, the slotting tool 5.2 continues to move along the positioning groove 5.1a, and at the moment, the slider seat 5.1 keeps still.

As an embodiment, the feeding hook 5.3 is hinged with the slider seat 5.1, and the shape of the feeding hook 5.3 is shown in fig. 4-8; when the sliding block seat 5.1 moves forwards along the material belt conveying direction, the feeding hook 5.3 is used for hanging and buckling a positioning hole in the material belt and dragging the material belt to move away; when the slider seat 5.1 moves reversely along the material belt conveying direction, the feeding hook 5.3 deflects under the extrusion of the material belt, so that the feeding hook 5.3 is completely separated from the material belt positioning hole until entering the next positioning hole.

Preferably, the slider seat 5.1 is further provided with a return spring 8 for pressing the feeding hook 5.3 downwards, and the return spring 8 assists the feeding hook 5.3 to return to the original position, so that unhooking is avoided.

As an implementation mode, the lower die plate 3 is further provided with a mounting plate 9 at the female die 4; be provided with the material shell fragment 10 that presses that is located transfer passage 3.1 top on the mounting panel 9 for compress tightly the material area of below, compress tightly the material area through pressing material shell fragment 10, guarantee that the material area punching process can not take place to deviate, improve the precision.

In one embodiment, the diameter of the forming hole 4.1 is gradually increased from top to bottom; and a discharge opening 1.1 positioned right below the forming hole 4.1 is formed in the lower die base 1, and punched waste can be discharged through the discharge opening 1.1 to avoid hole blockage.

The working principle of the utility model is as follows:

1) Initial state

As shown in fig. 2, the mold is opened, the upper die holder 2 is separated from the lower die holder 1, and the strip to be punched is placed in the conveying channel 3.1.

2) Initial contact state of upper and lower dies, and start of hook feeding

As shown in fig. 3, the upper die holder 2 moves downward, the second inclined surface 5.1c of the slotting cutter 5.2 just contacts the first inclined surface 5.1b, and the spring 6.1 in the spring seat 6 is not compressed.

3) End of hook feed

As shown in fig. 4, the upper die holder 2 continues to move downwards, the slider holder 5.1 and the feeding hook 5.3 move forwards under the driving of the slotting tool 5.2, the feeding hook 5.3 hooks the material belt to move together, the spring 6.1 is compressed, when the second inclined surface 5.1c is separated from the first inclined surface 5.1b, the slotting tool 5.2 continues to move along the positioning slot 5.1a, at this time, the slider holder 5.1 remains stationary, and the hook feeding is finished.

4) Punching to form positioning holes

As shown in fig. 5, the upper die holder 2 continues to move downwards to the bottom, and the female die 4 and the punch 11 cooperate to form a positioning opening.

5) The material feeding hook moves downwards to a positioning hole

As shown in fig. 6, the upper die base 2 moves upward, when the slotting tool 5.2 is separated from the positioning slot 5.1a in the slider base 5.1, the first inclined surface 5.1b is contacted with the second inclined surface 5.1c, the spring 6.1 releases the elastic force, the feeding hook 5.3 is pressed by the material belt to jack up the return spring 8, and the feeding hook 5.3 moves to the next positioning hole.

6) A positioning hole is hooked by the feeding hook

As shown in fig. 7, the upper die holder 2 moves upward, the slider holder 5.1 is pushed by the side spring 6.1 to continue moving, and stops moving after reaching the limiting block 7, and meanwhile, the feeding hook 5.3 reaches the next positioning hole, and the reset spring 8 presses the feeding hook 5.3 into the positioning hole.

7) Mold recovery state

As shown in fig. 8, the upper die holder 2 moves upward, the slotting tool 5.2 is separated from the slider holder 5.1, and the upper die holder 2 returns to the initial position.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a continuous cut-out press of plate part for carry out continuous punching press locating hole, its characterized in that to the material area: the continuous punching die for the plate parts comprises a lower die holder (1) and an upper die holder (2);

a lower template (3) is arranged above the lower die base (1), and a material belt conveying channel (3.1) is formed in the upper surface of the lower template (3) along the horizontal direction; a female die (4) and a material belt feeding assembly (5) are sequentially arranged on the lower die seat (1) along the conveying direction of the conveying channel (3.1); the female die (4) is close to the lower surface of the material belt, and is provided with a forming hole (4.1) along the vertical direction;

and a punch (11) which is opposite to the forming hole (4.1) is arranged below the upper die holder (2).

2. The continuous sheet-part punching die according to claim 1, characterized in that said strip-feed assembly (5) comprises a slider seat (5.1) and a slotting cutter (5.2); the sliding block seat (5.1) is close to the upper surface of the material belt and can slide along the conveying direction of the material belt; the sliding block seat (5.1) is provided with a feeding hook (5.3) for hanging and buckling a material belt positioning hole; the slotting tool (5.2) is arranged at the bottom of the upper die base (2), and the slotting tool (5.2) can be pressed down along with the upper die base (2) to push the sliding block base (5.1) and drive the material belt to move along the conveying direction.

3. The continuous punching die for plate parts according to claim 2, characterized in that a spring seat (6) is further arranged in front of the slider seat (5.1), and a spring (6.1) connected with the slider seat (5.1) is arranged in the spring seat (6).

4. Continuous sheet-element punching die according to claim 3, characterised in that the spring seat (6) is internally provided with spring guide pins (6.2) axially associated with the slider seat (5.1).

5. The continuous punching die for plate parts according to claim 2, characterized in that the slider seat (5.1) is provided with a positioning groove (5.1 a) corresponding to the slotting cutter (5.2), and the notch of the positioning groove (5.1 a) is formed with a first inclined surface (5.1 b); and a second inclined surface (5.1 c) matched with the first inclined surface (5.1 b) is formed at the bottom end of the slotting tool (5.2).

6. The continuous punching die for plate parts according to claim 3, characterized in that a limiting block (7) is further arranged in front of the slider seat (5.1).

7. The continuous sheet-element punching die according to claim 2, characterised in that said feed hook (5.3) is hinged to the slider seat (5.1).

8. The continuous hole-punching die for plate parts according to claim 6, characterized in that the slider seat (5.1) is further provided with a return spring (8) for pressing the feeding hook (5.3) downwards.

9. The continuous punching die for the plate parts according to claim 1, characterized in that a mounting plate (9) is further arranged at the female die (4) of the lower template (3); the mounting plate (9) is provided with a material pressing elastic sheet (10) located above the conveying channel (3.1) and used for pressing the material belt below.

10. The continuous sheet-element punching die according to claim 1, characterised in that the forming holes (4.1) have a diameter that increases from top to bottom; and a discharge opening (1.1) positioned right below the forming hole (4.1) is formed in the lower die seat (1).