CN219616463U - Round hole muffler stamping forming device - Google Patents

Abstract

The utility model belongs to the field of stamping devices, and particularly relates to a stamping forming device for a circular hole silencer, which comprises a base, wherein the bottom of the base is fixedly connected with supporting legs, the upper end of the base is welded with a bracket, an air cylinder is arranged on the bracket, a piston rod of the air cylinder is in sliding connection with the bracket, a connecting plate is fixedly connected onto the piston rod, a stamping head is arranged at the bottom of the connecting plate, and a blank holder is arranged on the connecting plate. Through dividing original die into two to set up the supporting seat on every die, the bottom of supporting seat sets up the removal seat, then sets up the motor in the base, sets up bi-directional screw on the output shaft of motor, through threaded connection between bi-directional screw and the removal seat, can make bi-directional screw rotate through the motor like this, thereby make two dies open and shut, after the material is in die stamping forming, open the die and can take out the product, the product drawing of patterns of being convenient for.

Description

Round hole muffler stamping forming device

Technical Field

The utility model belongs to the field of stamping devices, and particularly relates to a round hole silencer stamping forming device.

Background

The circular hole silencer is an important part for reducing exhaust sound at the exhaust pipe of an automobile or a motorcycle, the appearance of the circular hole silencer is a cylindrical barrel, a circular hole is formed in the barrel, and the circular hole silencer is generally formed by stamping through a stamping die and then perforated in the later stage. When the stamping die performs the stamping procedure, the punch can apply downward force to a specific area of the stamping part to be matched with the corresponding female die to form the shape of a product, and the shell of the circular hole silencer is also produced.

However, in practical situations, when the blank is punched, the blank may be completely punched into the die, which may cause the die to be cracked, and the product becomes defective, and the product is blocked in the die after being punched and formed, so that the product is inconvenient to take out. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide a punching forming device for a circular hole silencer, which solves the problems that when a blank is punched, the blank is possibly completely punched into a die, the die is cracked, a product is defective, the product is clamped in the die after punching forming, and the taking out is inconvenient.

In order to achieve the above purpose, the utility model provides a punching forming device for a circular hole silencer, which comprises a base, wherein the bottom of the base is fixedly connected with a supporting leg, the upper end of the base is welded with a bracket, an air cylinder is arranged on the bracket, a piston rod of the air cylinder is in sliding connection with the bracket, a connecting plate is fixedly connected with the piston rod, a punching head is arranged at the bottom of the connecting plate, a blank holder is arranged on the connecting plate, a motor is arranged in the base, a bidirectional screw is fixedly connected with an output shaft of the motor, the bidirectional screw is in rotary connection with the base, two moving seats are connected onto the bidirectional screw through threads, the moving seats are in sliding connection with the base, a supporting seat is fixedly connected onto the moving seats, a female die is fixedly connected onto the supporting seat, the female die is in sliding connection with the base, and the female dies are in mutual contact.

The principle of the utility model is as follows: when the stamping press is used, a blank for producing the circular hole silencer shell is placed on a female die and is positioned in a limit sleeve, then a cylinder is started, the cylinder drives a stamping head and a blank pressing mechanism to move downwards through a connecting plate, then a pressing ring in the blank pressing mechanism can contact the blank before the stamping head stops moving due to reaction force, the connecting plate continuously slides downwards outside a slide rod and compresses a spring, then the stamping head contacts and stamps the central part of the blank into the female die, stamping of the blank to a product is completed, and the edge of the blank is locked in the early stamping process, so that the blank is prevented from being fully stamped into a die, the die is damaged, and the defective rate of the product is increased;

after the product is stamped and formed, the air cylinder drives the stamping head to ascend, then the motor is started, the motor drives the bidirectional screw rod to rotate, the movable seat generates transverse displacement through threaded movement between the movable seat and the bidirectional screw rod, then the movable seat can respectively drive the two female dies to separate, and then the product is taken out, so that the product stamping device is simple and convenient.

The utility model has the beneficial effects that: through dividing original die into two to set up the supporting seat on every die, the bottom of supporting seat sets up the removal seat, then sets up the motor in the base, sets up bi-directional screw on the output shaft of motor, through threaded connection between bi-directional screw and the removal seat, can make bi-directional screw rotate through the motor like this, thereby make two dies open and shut, after the material is in die stamping forming, open the die and can take out the product, the product drawing of patterns of being convenient for.

Through setting up the stop collar on the die, the stock can be placed between the stop collar, then set up blank pressing mechanism on the connecting plate that is used for installing the punching press head, blank pressing mechanism can be in advance the punching press head contact the stock, can lock the edge of stock like this, prevent that the whole punching press of stock from entering in the mould, when leading to the mould damage, still make the defective rate of product rise.

Further, the supporting seat is in sliding connection with the base, and the supporting seat is an L-shaped plate. Through the design of the supporting seat, the transverse direction of the female die is supported.

Further, a locating pin is fixedly connected to the female die, and the locating pin is in sliding connection with the other female die. Through the design of the locating pin, the guiding function is realized when the two female dies are assembled.

Further, a limit sleeve is fixedly connected to the female die, and the limit sleeve is made of stainless steel. Through the design of the limit sleeve, the limit sleeve has a limit effect on the blank.

Further, the blank holder mechanism includes slide bar, clamping ring, stopper, spring and ripple cover, sliding connection has two symmetric distribution's slide bar in the connecting plate, two the bottom fixedly connected with clamping ring of slide bar, the top fixedly connected with stopper of slide bar, the stopper with the connecting plate contact, the outside of slide bar is provided with the spring. The edge of the blank can be locked through the design of the edge pressing mechanism.

Further, one end of the spring is fixedly connected with the compression ring, and the other end of the spring is fixedly connected with the connecting plate. By means of the design of the spring, a reaction force can be exerted on the pressure ring.

Further, the bottom fixedly connected with ripple cover of connecting plate, the bottom of ripple cover with clamping ring fixed connection. The design of the corrugated sleeve plays an attractive role.

Drawings

FIG. 1 is a perspective view showing the overall structure of a circular hole silencer press molding apparatus according to an embodiment of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of a circular hole silencer press molding apparatus according to an embodiment of the present utility model;

fig. 3 is an enlarged view of the beading mechanism of fig. 2 of the circular hole silencer press molding apparatus according to the embodiment of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: base 1, supporting leg 2, support 3, cylinder 4, connecting plate 5, punching press head 6, blank holder 7, motor 8, bi-directional screw 9, remove seat 10, supporting seat 11, die 12, locating pin 13, stop collar 14, slide bar 71, clamping ring 72, stopper 73, spring 74, ripple cover 75.

As shown in fig. 1 and 2, this embodiment provides a punching forming device for a circular hole silencer, which comprises a base 1, wherein the bottom of the base 1 is fixedly connected with a supporting leg 2, the upper end of the base 1 is welded with a bracket 3, a cylinder 4 is arranged on the bracket 3, a piston rod of the cylinder 4 is in sliding connection with the bracket 3, a connecting plate 5 is fixedly connected on the piston rod, a punching head 6 is arranged at the bottom of the connecting plate 5, and a blank holder 7 is arranged on the connecting plate 5.

As shown in fig. 1 and 2, a motor 8 is arranged in a base 1, a bidirectional screw 9 is fixedly connected to an output shaft of the motor 8, the bidirectional screw 9 is rotationally connected with the base 1, two movable seats 10 are connected to the bidirectional screw 9 through threads, the movable seats 10 are slidably connected with the base 1, a supporting seat 11 is fixedly connected to the movable seats 10, the supporting seat 11 is slidably connected with the base 1, the supporting seat 11 is an L-shaped plate, a supporting function is transversely provided for a female die 12 through the design of the supporting seat 11, a female die 12 is fixedly connected to the supporting seat 11, the female die 12 is slidably connected with the base 1, the female dies 12 are mutually contacted, a positioning pin 13 is fixedly connected to the female die 12, the positioning pin 13 is slidably connected with the other female die 12, a guiding function is provided for the two female dies 12 during die assembly, a limiting sleeve 14 is fixedly connected to the female die 12, and the limiting sleeve 14 is made of stainless steel. The blank is limited by the design of the limiting sleeve 14.

As shown in fig. 1, fig. 2 and fig. 3, the edge pressing mechanism 7 comprises a slide bar 71, a press ring 72, a limiting block 73, a spring 74 and a corrugated sleeve 75, two slide bars 71 which are symmetrically distributed are connected in the connecting plate 5 in a sliding manner, the bottoms of the two slide bars 71 are fixedly connected with the press ring 72, the top of the slide bar 71 is fixedly connected with the limiting block 73, the limiting block 73 is in contact with the connecting plate 5, the spring 74 is arranged outside the slide bar 71, one end of the spring 74 is fixedly connected with the press ring 72, the other end of the spring 74 is fixedly connected with the connecting plate 5, the reaction force can be applied to the press ring 72 through the design of the spring 74, the edge of a blank can be locked through the design of the edge pressing mechanism 7, the bottom of the connecting plate 5 is fixedly connected with the corrugated sleeve 75, and the bottom of the corrugated sleeve 75 is fixedly connected with the press ring 72 through the design of the corrugated sleeve 75, so that the attractive effect is achieved.

The specific implementation process of the utility model is as follows: when the blank for producing the circular hole silencer shell is placed on the female die 12 and is positioned in the limiting sleeve 14, then the air cylinder 4 is started, the air cylinder 4 drives the stamping head 6 and the edge pressing mechanism 7 to move downwards through the connecting plate 5, then the pressing ring 72 in the edge pressing mechanism 7 is contacted with the blank before the stamping head 6, the pressing ring 72 stops moving due to the reaction force, the connecting plate 5 continuously slides downwards outside the sliding rod 71 and compresses the spring 74, then the stamping head 6 is contacted and the central part of the blank is stamped into the female die 12, the stamping of the blank to a product is completed, and the edge of the blank is locked in the stamping process, so that the blank is prevented from being fully stamped into a die, the die is damaged, and the defective rate of the product is increased;

after the product is stamped and formed, the air cylinder 4 drives the stamping head 6 to ascend, then the motor 8 is started, the motor 8 drives the bidirectional screw rod 9 to rotate, the movable seat 10 generates transverse displacement through the threaded movement between the movable seat and the bidirectional screw rod 9, then the movable seat 10 drives the two female dies 12 to separate respectively, and then the product is taken out, so that the product is simple and convenient.

According to the scheme, the original female dies 12 are divided into two parts, each female die 12 is provided with a supporting seat 11, the bottom of each supporting seat 11 is provided with a moving seat 10, then a motor 8 is arranged in the base 1, the output shaft of the motor 8 is provided with a bidirectional screw 9, the bidirectional screw 9 is in threaded connection with the moving seat 10, the bidirectional screw 9 can be rotated through the motor 8, so that the two female dies 12 can be opened and closed, after materials are subjected to stamping forming in the female dies 12, the female dies 12 are opened to take out products, and the products are convenient to demould.

Through setting up stop collar 14 on die 12, the stock can be placed between stop collar 14, then set up blank holder mechanism 7 on being used for installing the connecting plate 5 of punching press head 6, blank holder mechanism 7 can contact the stock earlier than punching press head 6, can lock the edge of stock like this, prevent that the whole punching press of stock from entering the mould, when leading to the mould damage, still make the defective rate of product rise.

It should be noted in advance that, in the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. 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.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (7)

1. The utility model provides a round hole muffler stamping forming device, includes base, its characterized in that: the automatic punching machine is characterized in that a supporting leg is fixedly connected to the bottom of the base, a support is welded to the upper end of the base, an air cylinder is arranged on the support, a piston rod of the air cylinder is in sliding connection with the support, a connecting plate is fixedly connected to the piston rod, a punching head is arranged at the bottom of the connecting plate, an edge pressing mechanism is arranged on the connecting plate, a motor is arranged in the base, a bidirectional screw is fixedly connected to an output shaft of the motor, the bidirectional screw is in rotary connection with the base, two moving seats are connected to the bidirectional screw through threads, the moving seats are in sliding connection with the base, a supporting seat is fixedly connected to the moving seats, a female die is fixedly connected to the supporting seat, the female die is in sliding connection with the base, and the female dies are in mutual contact.

2. The circular hole silencer stamping forming device of claim 1, wherein: the supporting seat is in sliding connection with the base, and the supporting seat is an L-shaped plate.

3. The circular hole silencer stamping forming device of claim 1, wherein: and the female die is fixedly connected with a positioning pin, and the positioning pin is in sliding connection with the other female die.

4. The circular hole silencer stamping forming device of claim 1, wherein: and the female die is fixedly connected with a limit sleeve which is made of stainless steel.

5. The circular hole silencer stamping forming device of claim 1, wherein: the edge pressing mechanism comprises a sliding rod, a pressing ring, a limiting block, springs and a corrugated sleeve, wherein two symmetrically distributed sliding rods are connected in the connecting plate in a sliding mode, the pressing ring is fixedly connected to the bottom of each sliding rod, the limiting block is fixedly connected to the top of each sliding rod, the limiting block is in contact with the connecting plate, and the springs are arranged outside the sliding rods.

6. The circular hole silencer stamping forming device of claim 5, wherein: one end of the spring is fixedly connected with the compression ring, and the other end of the spring is fixedly connected with the connecting plate.

7. The circular hole silencer stamping forming device of claim 5, wherein: the bottom of connecting plate fixedly connected with ripple cover, the bottom of ripple cover with clamping ring fixed connection.