CN223571796U - A punching and trimming die for an automotive exhaust system end cap - Google Patents

Abstract

This utility model relates to the field of punching die technology, and more particularly to a punching and trimming die for an automotive exhaust system end cap. It includes a base, with two first support plates fixedly connected to the upper end of the base, each first support plate having a rotating rod rotatably connected to one end close to the other. A U-shaped frame is fixedly connected between the two rotating rods. A telescopic cylinder with its output end facing downwards is provided at the upper end of the U-shaped frame. An upper mold plate is fixedly connected to the telescopic end of the telescopic cylinder, and several stamping rods are fixedly connected to the lower end of the upper mold plate. A limit plate is fixedly connected between the left and right inner walls of the U-shaped frame, and the stamping rods all pass through and are slidably connected to the limit plate. This utility model uses a worm gear to drive the rotating rods to rotate, thereby rotating the U-shaped frame, adjusting the orientation of the telescopic end of the telescopic cylinder, and adjusting the stamping rods to a suitable stamping angle for processing the workpiece.

Description

Punching and trimming die for end cover of automobile exhaust system

Technical Field

The utility model relates to the technical field of punching dies, in particular to a punching and trimming die for an end cover of an automobile exhaust system.

Background

Automotive exhaust system end caps are a critical component in the exhaust pipe system, typically located at the end of the exhaust pipe or at the outlet portion of the tailpipe. Its main functions are to control exhaust flow, to enhance exhaust performance, and to improve vehicle appearance.

In the production processing of automobile exhaust system end cover, need use punching and trimming mould to carry out punching and processing to it, and partial automobile exhaust system end cover is not standard cylinder, has the part to be thin thick down thick toper, and the punching press pole among the current punching and trimming mould is mostly perpendicular to platform, leads to the fact the regulation of drilling easily when carrying out processing to the automobile exhaust system end cover of thin down thick down to influence processingquality.

Therefore, we propose a punching and trimming die for an end cover of an automobile exhaust system, which is used for solving the problems.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a punching and trimming die for an end cover of an automobile exhaust system.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a punching and trimming die of automobile exhaust system end cover, includes the base, the upper end fixedly connected with of base is controlled corresponding first backup pad that sets up, two the one end that first backup pad is close to each other all rotates and is connected with the dwang, two common fixedly connected with U-shaped frame between the dwang, the upper end of U-shaped frame is equipped with the flexible cylinder of output down, the flexible end fixedly connected with cope match-plate pattern of flexible cylinder, the lower extreme fixedly connected with several ram rod of cope match-plate pattern, common fixedly connected with limiting plate between the inner wall about the U-shaped frame, the several ram rod all runs through the limiting plate and rather than sliding connection.

In order to better achieve the purpose, the utility model adopts a further technical scheme that the upper end of the base is fixedly connected with two second support plates which are correspondingly arranged front and back, one ends of the two second support plates, which are close to each other, are respectively and rotatably connected with a rotary table, one ends of the two rotary tables, which are close to each other, are respectively provided with a pneumatic clamp, and the front end of the second support plate positioned in front is fixedly provided with a first motor for driving the rotary table positioned in front to rotate.

In order to better achieve the purpose, the utility model adopts a further technical scheme that the right end of the first supporting plate positioned on the right side is fixedly connected with two third supporting plates which are correspondingly arranged front and back, a worm is connected between the two third supporting plates in a rotating way, the right end of the first supporting plate positioned on the right side is rotationally connected with a worm wheel, the worm wheel is meshed with the worm wheel, the worm wheel is coaxially and fixedly connected with a rotating rod positioned on the right side, and one end of one third supporting plate far away from the other third supporting plate is fixedly provided with a second motor for driving the worm to rotate.

In order to better achieve the purpose, the pneumatic clamp adopts a further technical scheme that the two pneumatic clamps are both internal bracing clamps.

The utility model has the advantages that the two pneumatic clamps clamp the inner support of the workpiece from the two ends of the workpiece, if the workpiece is conical, the worm wheel drives the rotating rod to rotate so as to drive the U-shaped frame to rotate, thereby adjusting the direction of the telescopic end of the telescopic cylinder, adjusting the stamping rod to a stamping angle suitable for the workpiece to be processed for processing, and the worm wheel drives the worm wheel to rotate, thereby further improving the stability during stamping processing, adjusting the stamping angle of each stamping rod, being better suitable for processing end cover workpieces of automobile exhaust systems with different shapes and improving the processing quality.

Drawings

Fig. 1 is a front perspective view of a punching and trimming die of an end cover of an automobile exhaust system;

FIG. 2 is a side perspective view of a punching and trimming die for an end cover of an automobile exhaust system;

Fig. 3 is a top perspective view of a punching and trimming die for an end cover of an automobile exhaust system.

In the figure, a base, a first supporting plate, a 3 rotating rod, a 4U-shaped frame, a 5 telescopic cylinder, a 6 upper template, a 7 stamping rod, a 8 limiting plate, a 9 second supporting plate, a 10 turntable, a 11 pneumatic clamp, a 12 first motor, a 13 third supporting plate, a 14 worm, a 15 worm wheel and a 16 second motor are arranged on the base.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-3, a punching and trimming die for an end cover of an automobile exhaust system comprises a base 1, wherein the upper end of the base 1 is fixedly connected with two first support plates 2 which are correspondingly arranged left and right, one ends of the two first support plates 2, which are close to each other, are respectively and rotatably connected with a rotating rod 3, the upper ends of two rotating rods 3 are fixedly connected with a U-shaped frame 4,U, the upper ends of the U-shaped frames 4 are provided with telescopic cylinders 5 with downward output ends, the telescopic ends of the telescopic cylinders 5 are fixedly connected with an upper template 6, the lower ends of the upper template 6 are fixedly connected with a plurality of punching rods 7, limiting plates 8 are fixedly connected between the left and right inner walls of the U-shaped frames 4, the plurality of punching rods 7 penetrate through the limiting plates 8 and are in sliding connection with the limiting plates, and the telescopic ends of the telescopic cylinders 5 descend to drive the upper template 6 to press down to drive the plurality of punching rods 7 to punch and drill holes; the upper end fixedly connected with of base 1 corresponds the second backup pad 9 that sets up from beginning to end, the one end that two second backup pads 9 are close to each other all rotates and is connected with carousel 10, the one end that two carousels 10 are close to each other all is equipped with pneumatic clamp 11, the front end fixed mounting of the second backup pad 9 that is located the place ahead has the first motor 12 that the drive is located carousel 10 pivoted in place ahead, two pneumatic clamp 11 are interior propping type anchor clamps, prop it from the both ends of processing work piece through two pneumatic clamp 11 and press from both sides tightly, thereby rotate the processing work piece that is pressed from both sides tight through first motor 12 drive carousel 10 that corresponds, the adjustment processing position.

The right end of the first supporting plate 2 positioned on the right side is fixedly connected with two third supporting plates 13 which are correspondingly arranged front and back, a worm 14 is connected between the two third supporting plates 13 in a rotating way, the right end of the first supporting plate 2 positioned on the right side is rotationally connected with a worm wheel 15, the worm 14 is meshed with the worm wheel 15, the worm wheel 15 is fixedly connected with a rotating rod 3 positioned on the right side in a coaxial way, one end of one third supporting plate 13 far away from the other third supporting plate 13 is fixedly provided with a second motor 16 which drives the worm 14 to rotate, the worm 14 drives the meshed worm wheel 15 to rotate, the worm wheel 15 drives the rotating rod 3 to rotate so as to drive the U-shaped frame to rotate, and therefore the direction of the telescopic end of the telescopic cylinder 5 is adjusted, the angle of pressing down of each pressing rod 7 is adjusted, the worm 14 drives the worm wheel 15 to rotate so as to have self-locking performance, and the stability during the punching process is further improved.

When the utility model is used, the two pneumatic clamps 11 are used for clamping the inner support of the workpiece from the two ends of the workpiece, if the workpiece is conical, the worm wheel 15 can drive the rotary rod 3 to rotate so as to drive the U-shaped frame to rotate, thereby adjusting the direction of the telescopic end of the telescopic cylinder 5, adjusting the stamping rod 7 to a stamping angle suitable for the workpiece to be processed, improving the processing quality, and the worm 14 drives the worm wheel 15 to rotate so as to have self-locking property, thereby further improving the stability during stamping.

Claims (4)

1. The utility model provides a punching and trimming die for an end cover of an automobile exhaust system, includes base (1), its characterized in that, the upper end fixedly connected with of base (1) is controlled corresponding first backup pad (2) that set up, two the one end that first backup pad (2) is close to each other all rotates and is connected with dwang (3), two common fixedly connected with U-shaped frame (4) between dwang (3), the upper end of U-shaped frame (4) is equipped with output telescopic cylinder (5) down, the telescopic link fixedly connected with cope match-plate pattern (6) of telescopic cylinder (5), the lower extreme fixedly connected with of cope match-plate pattern (6) presses pole (7), common fixedly connected with limiting plate (8) between the inner wall about U-shaped frame (4), the several press pole (7) all run through limiting plate (8) and rather than sliding connection.

2. The punching and trimming die for the end cover of the automobile exhaust system according to claim 1, wherein the upper end of the base (1) is fixedly connected with two second supporting plates (9) which are correspondingly arranged front and back, one ends of the two second supporting plates (9) which are close to each other are rotationally connected with turntables (10), one ends of the two turntables (10) which are close to each other are respectively provided with a pneumatic clamp (11), and the front end of the second supporting plate (9) which is positioned in front is fixedly provided with a first motor (12) which drives the turntables (10) positioned in front to rotate.

3. The punching and trimming die for the end cover of the automobile exhaust system according to claim 2, wherein the right end of the first supporting plate (2) located on the right side is fixedly connected with two third supporting plates (13) which are correspondingly arranged front and back, a worm (14) is connected between the two third supporting plates (13) in a rotating mode, the right end of the first supporting plate (2) located on the right side is rotationally connected with a worm wheel (15), the worm (14) is meshed with the worm wheel (15), the worm wheel (15) is fixedly connected with a rotating rod (3) located on the right side in a coaxial mode, and one end, away from the other third supporting plate (13), of the third supporting plates is fixedly provided with a second motor (16) which drives the worm (14) to rotate.

4. A trimming die for punching an end cap of an automotive exhaust system according to claim 2, characterized in that both of said pneumatic clamps (11) are internal bracing clamps.