CN210877011U - Lateral punching stamping mechanism - Google Patents

Abstract

The utility model discloses a lateral punching and punching mechanism, which comprises an upper die base and a lower die base which are arranged opposite to each other; a pressing plate is fixed in the center of the lower side of the upper die base; the two sides of the pressing plate are vertically arranged There is an inclined wedge column; a punching platform is arranged directly under the pressing plate; side punching components are symmetrically arranged on both sides of the punching platform; the side punching components include sliders slidably arranged on both sides of the punching platform, and The side pressure seat fixedly connected with the inner side of the slider, and the side punch threadedly installed in the center of the side pressure seat; the lower die seats on both sides of the punching platform are provided with linear guide rail assemblies for guiding the movement of the slider; A limit block is also fixed on the outer side of the linear guide rail assembly; the lateral punching and punching mechanism of the utility model uses the inclined wedge column to push the side punching assembly to carry out the side punching operation on the workpiece, which is easy to operate, and can pass the pressing plate and the side pressing seat. The upper top surface and the side surface of the workpiece are positioned and clamped respectively to improve the stability of the side punching, and the side punching precision is high.

Description

A lateral punching punching mechanism

technical field

The utility model relates to a side punching device, in particular to a side punching punching mechanism, which belongs to the technical field of punching equipment.

Background technique

Stamping die is a special process equipment for processing materials (metal or non-metal) into parts (or semi-finished products) in cold stamping processing, called cold stamping die (commonly known as cold stamping die). Stamping is performed at room temperature. A pressure processing method in which a mold installed on a press is used to apply pressure to a material to separate or plastically deform it to obtain the desired part.

The side punching dies on the market cannot be effectively positioned during use, and the side punching point may be offset, resulting in the failure of the side punching, and the workpiece to be side punched becomes a waste. Efficiency cannot be effectively improved, causing trouble to users.

Utility model content

In order to solve the above problems, the utility model proposes a side punching and punching mechanism, which utilizes a slanted wedge column to push the side punching assembly to carry out the side punching operation on the workpiece, and the operation is simple and convenient, and the pressing plate and the side pressing seat are used to respectively press the workpiece. The upper top surface and the side surface are positioned and clamped to improve the stability during side punching, and the side punching precision is high.

The lateral punching and punching mechanism of the utility model comprises an upper die base and a lower die base which are oppositely arranged; the upper die base and the lower die base are respectively fixedly connected with the upper die plate and the lower die plate through a fixing plate; the upper die A pressing plate is fixed in the center of the lower side of the seat; oblique wedge columns are vertically arranged on both sides of the pressing plate; a punching platform is arranged in the center of the lower die seat just below the pressing plate; both sides of the punching platform Symmetrically arranged side punch components;

The side punch assembly includes a sliding block slidably arranged on both sides of the punching platform, a side pressure seat fixedly connected with the inner side of the sliding block, and a side punch threadedly installed in the center of the side pressure seat; the side pressure seat is away from the side pressure seat. Shock-absorbing springs are fixed on both sides of one side of the slider through spring seats; the lower die seats on both sides of the punching platform are provided with linear guide rail assemblies for guiding the movement of the slider; the outer side of the linear guide rail assembly is also fixed with limited Position block; the slider has a trapezoidal structure, and there is a pressing gap between the slider and the limit block, and the workpiece to be processed is placed on the punching platform, and the side punching operation is performed. The plate is pressed down with the upper die seat, and the wedge column descends into the pressing gap between the slider and the limit block, and as the wedge column continues to descend, the slider is pushed along the linear guide assembly toward the punching platform. Movement, the shock-absorbing spring inside the side pressure seat first contacts the side of the workpiece, and the lower die seat continues to descend until the pressure plate is pressed on the top surface of the workpiece, and the shock-absorbing spring inside the side pressure seat is squeezed and deformed. The side punch punches the side of the workpiece; the inclined wedge column is used to push the side punch assembly to side punch the workpiece, which is easy to operate, and the upper top surface and the side surface of the workpiece are positioned and clamped by the pressure plate and the side pressure seat respectively. , Improve the stability of the side punch, and the side punch has high precision.

Further, one end of the slider away from the side pressure seat is also connected with a return pull rod; one end of the return pull rod is fixed with the slider, and the other end passes through the limit block and is exposed; the return pull rod is away from One end of the slider is fixed on the side of the lower formwork through a bracket, and a return pull rod is installed on one side of the slider. When the inclined wedge column returns, the side punch assembly can be pulled back to the original position by the return pull rod. Automatic return, easier to operate.

Still further, the return pull rod includes an outer sleeve fixed with the bracket, an inner pull rod installed axially through the outer sleeve inside the outer sleeve, and a return spring sleeved on the outside of the inner pull rod; the A retaining ring is fixed on the inner pull rod; one end of the return spring is connected with the inner pull rod through the baffle ring, and the other end of the return spring is connected with the outer sleeve; one end of the inner pull rod passes through the outer sleeve and the limit block It is fixed with the slider, the other end of which passes through the outer sleeve and is fixed with the limit baffle plate. When the slider moves away from the limit block under the push of the wedge column, the inner rod moves with the slider under the action of pulling force, so that the return The position spring is squeezed and deformed; when the inclined wedge is returned, the push force on the slider disappears, and the pull force on the inner pull rod that is fixedly connected to the slider disappears, then the return spring restores its deformation, and drives the inner pull rod to drive the slider. The block is reset, so as to realize the reset of the side punch assembly.

Further, the upper end of the wedge column is fixedly connected with the upper die base, and the lower end is provided with a wedge head, and the wedge head is movably fitted with the inclined surface of the slider, when the wedge column descends with the upper die base, The wedge head is in contact with the inclined surface of the slider of the trapezoidal structure, and as the wedge column continues to descend, it pushes the slider to move toward the punching platform along the linear guide rail assembly, so as to drive the side punch assembly toward the punch loaded with the workpiece. The direction of the hole platform moves to realize the side punching of the workpiece.

As a preferred embodiment, a telescopic cylinder is driven and connected at one end of the side punch away from the punching platform; the end of the telescopic cylinder away from the side punch passes through the side pressure seat and is fixedly connected with the slider through the cylinder seat, and the side punch When the telescopic cylinder acts, the piston rod is extended, driving the side punch to move toward the punching platform, and the side punch is used to side punch the clamped workpiece. The workpiece is side punched, which leads to the offset of the workpiece and affects the side punch accuracy.

As a preferred embodiment, the bottom of the pressing plate is provided with a groove; the groove is filled with a shock-absorbing rubber pad, and a shock-absorbing rubber pad is installed on the bottom surface of the pressing plate to enhance the friction between the pressing plate and the workpiece , The workpiece is fixed more firmly, and the positioning effect is good.

As a preferred embodiment, a rubber gasket is adhered to the side of the shock-absorbing spring away from the side pressure seat, so as to avoid the shock-absorbing spring from scraping with the workpiece and reduce the damage of the workpiece when the side pressure is positioned.

Compared with the prior art, the side punching and punching mechanism of the present utility model utilizes the inclined wedge column to push the side punching assembly to perform the side punching operation on the workpiece, and the operation is simple and convenient, and the pressing plate and the side pressing seat are used for the side punching operation. The upper top surface and side surface of the workpiece are positioned and clamped to improve the stability during side punching and the side punching precision is high; a return pull rod is installed on one side of the slider, when the wedge column returns to its position, the side punching component can return to the original position. It returns to the original position under the pulling of the pull rod, realizes the automatic return of the side punch assembly, and the operation is more convenient.

Description of drawings

FIG. 1 is a schematic structural diagram of Embodiment 1 of the present invention.

FIG. 2 is an enlarged schematic view of the structure of the A part of the present invention.

FIG. 3 is a schematic diagram of the enlarged structure of B of the present invention.

4 is a schematic structural diagram of Embodiment 2 of the present invention.

FIG. 5 is a schematic view of the enlarged structure of the C position of the present invention.

The components in the drawings are marked as: 1-upper die base, 2-lower die base, 3-fixed plate, 4-upper template, 5-lower template, 6-pressing plate, 7-inclined wedge column, 71- Wedge head, 8-punching platform, 9-slide block, 10-side pressure seat, 11-side punch, 12-shock spring, 13-linear guide rail assembly, 14-limit block, 15-down pressure Gap, 16-Return Rod, 161-Outer Sleeve, 162-Inner Rod, 163-Return Spring, 164-Retaining Ring, 165-Limiting Baffle, 17-Bracket, 18-Shock Absorbing Rubber Pad, 19- Rubber gasket, 20- telescopic cylinder, 21- cylinder seat, 22- spring seat.

Detailed ways

Example 1:

As shown in FIGS. 1 to 3 , the lateral punching and punching mechanism of the present invention includes an upper die base 1 and a lower die base 2 that are oppositely arranged; the upper die base 1 and the lower die base 2 pass through the fixing plate respectively. 3. It is fixedly connected with the upper template 4 and the lower template 5; the center of the lower side of the upper mold base 1 is fixed with a pressing plate 6; the two sides of the pressing plate 6 are vertically arranged with inclined wedge columns 7; In the center, a punching platform 8 is arranged directly below the pressing plate 6; the punching platform 8 is symmetrically provided with side punching components on both sides;

The side punch assembly includes a sliding block 9 slidably arranged on both sides of the punching platform 8, a side pressure seat 10 fixedly connected to the inner side of the sliding block 9, and a side punch 11 threadedly installed in the center of the side pressure seat 10; The side pressure seat 10 has a shock-absorbing spring 12 fixed on both sides away from the slider 9 through the spring seat 22; the lower die seat 2 on both sides of the punching platform 8 is provided with linear guides for guiding the slider 9 to move Assembly 13 ; a limit block 14 is also fixed on the outside of the linear guide rail assembly 13 ;

One end of the slider 9 away from the side pressure seat 10 is also connected with a return pull rod 16; one end of the return pull rod 16 is fixed with the slider 9, and the other end passes through the limit block 14 and is exposed; the return pull rod 16 is The end of the pull rod 16 facing away from the slider 9 is fixed to the side surface of the lower template 5 through a bracket 17 .

The return pull rod 16 includes an outer sleeve 161 fixed to the bracket 17 , an inner pull rod 162 installed axially through the outer sleeve 161 along the outer sleeve 161 , and a return spring sleeved on the outer side of the inner pull rod 162 163; a retaining ring 164 is fixed on the inner pull rod 162; one end of the return spring 163 is connected to the inner pull rod 162 through the retaining ring 164, and the other end of the return spring 163 is connected to the outer sleeve 161; the inner pull rod One end of 162 passes through the outer sleeve 161 and the limiting block 14 and is fixed to the slider 9 , and the other end passes through the outer sleeve 161 and is fixed to the limiting baffle 165 .

The upper end of the wedge column 7 is fixedly connected with the upper die base 1 , and the lower end of the wedge column 7 is provided with a wedge head 71 , and the wedge head 71 is movably fitted with the inclined surface of the slider 9 .

The bottom of the pressing plate 6 is provided with a groove (not shown); the groove is filled with a shock-absorbing rubber pad 18 .

A rubber gasket 19 is adhered to the side of the damping spring 12 away from the side pressure seat 10 .

Example 2:

As shown in FIGS. 4 and 5 , the structure of the side punching and punching mechanism of the present invention is basically the same as that of the first embodiment, wherein, the end of the side punch 11 facing away from the punching platform 8 is connected to a telescopic cylinder 20 in a driving manner. The end of the telescopic cylinder 20 away from the side punch 11 passes through the side pressure seat 10 and is fixedly connected with the slider 9 through the cylinder seat 21 .

In the lateral punching and punching mechanism of the utility model, the workpiece to be processed is placed on the punching platform, and the side punching operation is performed. In the pressing gap between it and the limit block, and with the continuous descending of the wedge column, the slider is pushed along the linear guide rail assembly toward the punching platform, and the shock absorbing spring inside the side pressure seat first contacts the side of the workpiece. The lower die seat continues to descend until the pressing plate is pressed on the top surface of the workpiece, and the shock-absorbing spring inside the side pressing seat is squeezed and deformed. At this time, the side punch punches the side of the workpiece; The punching assembly performs the side punching operation on the workpiece, which is easy to operate, and the upper top surface and the side surface of the workpiece are positioned and clamped by the pressing plate and the side pressure seat respectively, which improves the stability during side punching and has high side punching accuracy;

A return pull rod is installed on one side of the slider. When the inclined wedge is returned, the side punch assembly can be restored to its original position under the pull of the return pull rod, so as to realize the automatic return of the side punch assembly, and the operation is more convenient; specifically, When the slider moves away from the limit block under the push of the wedge column, the inner pull rod moves with the slider under the action of pulling force, so that the return spring is squeezed and deformed; when the wedge column returns, the thrust force on the slider disappear, the tension on the inner pull rod that is fixedly connected with the slider disappears, the return spring recovers the deformation, and drives the inner pull rod to drive the slider back to the original position, thereby realizing the reset of the side punch assembly;

The side punch can also be connected with the piston rod of the telescopic cylinder. When the side punch is performed, the telescopic cylinder acts and the piston rod is extended, which drives the side punch to move toward the punching platform, and uses the side punch to side the clamped workpiece. The punching operation has good stability, avoiding the side punching of the workpiece before the clamping and fixing, which will cause the workpiece to shift and affect the side punching accuracy;

In addition, a shock-absorbing rubber pad is installed on the bottom surface of the pressing plate to enhance the friction between the pressing plate and the workpiece, the workpiece is fixed more firmly, and the positioning effect is good; the rubber gasket is attached to the side of the shock-absorbing spring away from the side pressure seat to avoid reducing The vibration spring is scratched with the workpiece, reducing the damage of the workpiece during lateral pressure positioning.

The above-mentioned embodiments are only preferred embodiments of the present invention, so all equivalent changes or modifications made according to the structures, features and principles described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention. Inside.

Claims (7)

1. A lateral punching punching mechanism, comprising an upper die seat and a lower die seat that are oppositely arranged; the upper die seat and the lower die seat are respectively fixedly connected with an upper template and a lower template by a fixing plate; it is characterized in that: A pressing plate is fixed in the center of the lower side of the upper die base; inclined wedge columns are vertically arranged on both sides of the pressing plate; Side punch components are symmetrically arranged on both sides of the hole platform; The side punch assembly includes a sliding block slidably arranged on both sides of the punching platform, a side pressure seat fixedly connected to the inner side of the sliding block, and a side punch threadedly installed in the center of the side pressure seat; the side pressure seat is away from the side pressure seat. Shock-absorbing springs are fixed on one side and two sides of the slider through spring seats; the lower die seats on both sides of the punching platform are provided with linear guide rail assemblies for guiding the movement of the slider; the outer side of the linear guide rail assembly is also fixed with limited The sliding block has a trapezoidal structure, and a pressing gap is left between the sliding block and the limiting block. 2. The lateral punching and punching mechanism according to claim 1, characterized in that: one end of the slider away from the side pressure seat is further connected with a return pull rod; one end of the return pull rod is fixed with the slider, and its The other end passes through the limit block and is exposed; the end of the return pull rod facing away from the slider is fixed to the side surface of the lower template through a bracket. 3 . The lateral punching and punching mechanism according to claim 2 , wherein the return pull rod comprises an outer sleeve fixed with the bracket, and an inner sleeve installed through the outer sleeve along the axial direction of the outer sleeve. 4 . A pull rod, and a return spring sleeved on the outside of the inner pull rod; a retaining ring is fixed on the inner pull rod; one end of the return spring is connected with the inner pull rod through the baffle ring, and the other end of the return spring is connected with the outer sleeve ; One end of the inner pull rod passes through the outer sleeve and the limiting block and is fixed with the slider, and the other end passes through the outer sleeve and is fixed with the limiting baffle. 4. The lateral punching and punching mechanism according to claim 1, wherein the upper end of the wedge column is fixedly connected with the upper die seat, and the lower end of the wedge column is provided with a wedge head, and the wedge head and the slider are in contact with each other. Inclined surface movable fitting. 5 . The side punching punching mechanism according to claim 1 , wherein a telescopic cylinder is driven and connected at one end of the side punch away from the punching platform; and one end of the telescopic cylinder away from the side punch passes through the side. 6 . The pressure seat is fixedly connected with the slider through the cylinder seat. 6 . The lateral punching and punching mechanism according to claim 1 , wherein a groove is formed at the bottom of the pressing plate; and a shock-absorbing rubber pad is filled in the groove. 7 . 7 . The lateral punching and punching mechanism according to claim 1 , wherein a rubber gasket is adhered to the side of the shock-absorbing spring away from the side pressure seat. 8 .

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