CN207255038U - A kind of stamping die for processing arc surfaced tap retaining ring - Google Patents

Abstract

The utility model discloses a stamping die for processing an arc-shaped faucet buckle. The utility model is stretched and punched together on one mould. When working, when the strip is correctly positioned by the positioning pin, the stamping head drives the die handle to go down, and the blanking is completed between the concave die and the upper concave-convex die. After the hole, the die handle continues to go down, and the blanking part is completed by the gap between the upper concave-convex die, the stretch punching concave-convex die, and the flanging die, and the side wall flanging is completed. Spherical forming is completed in the cavity of the spherical groove on the upper part of the mold, and the punching punch moves down after forming to complete the punching. The utility model enables all processes to be completed at one station, and blanking, stretching, punching and compounding are all completed on one mold, so that the production efficiency is higher.

Description

A Stamping Die for Processing Arc Faucet Buckle

technical field

The utility model relates to the field of molding processing equipment, in particular to a stamping die used for high-efficiency arc-shaped faucet clasps.

Background technique

In the hotel bathroom or home decoration, the faucet pipe generally needs to be closed for the sake of aesthetics. For the sake of beauty, a buckle is usually designed at the connection between the faucet and the nozzle, and it is buckled on the wall or tile at the protruding part of the nozzle. The rings have different shapes, such as spherical, cylindrical and so on. The buckle is sold as a commodity together with high-end faucet accessories, so the batch is very large, and the cost should be as low as possible. The existing production process is generally that the strip is punched in the composite die, blanked, and finally formed in another drawing die. Such a process is inefficient, resulting in high cost. If the process of progressive die, punching, blanking, and deep drawing is adopted, there will be defects of large equipment volume and large investment cost.

Utility model content

In order to solve the problems of low efficiency and high cost of the traditional processing technology, the utility model provides a multi-process composite stamping die for processing arc-shaped faucet buckle rings with simple structure, convenient use, low cost and high productivity.

The stamping die of the utility model for processing arc-shaped faucet buckle is characterized in that it includes an upper mold base 11 and a lower mold base 1, and the lower mold base 1 is positioned with a cylindrical pin 26 through an inner hexagon socket screw 3, and a cylindrical pin 26 is positioned. Pass through the lower fixing plate 4 and the die 5 upwards in order to position the die 5. The inner side of the die 5 is provided with a concave-convex die 24 for stretching and punching. The die 5 clamps the concave-convex die 24 for stretching and punching. It is fixed on the punch table, and the lower end of the guide column is fixed on the lower mold base through interference fit;

The upper die base 11 is fixed with a bolt 13 to fix the mold handle 14, and the upper die base is fixed with a hexagon socket head cap screw 18 to fix the cylindrical pin 19, and the cylindrical pin 19 passes through the upper backing plate 10, the upper fixed plate 20, and the upper concave-convex die 22 downwards. It is fixed on the upper fixing plate 20, and the center of the upper concave-convex die 22 is provided with a punching hole punch 21. Between the upper concave-convex die 22 and the punching hole punch 21, a jacket and a flanging die 23 are sequentially installed from top to bottom. The jacket is used to clamp the punching hole. Hole punch 21; the upper surface of the stretch punching concave-convex die 24 matches the lower surface of the pushing flanging die 23, the guide sleeve 8 is fixed on the upper mold base 11 through interference fit, and the upper end of the guide post is located in the guide sleeve; On the mold base, limit through holes are set on the inner side of guide sleeve 8, and cylinder head limit screws 12 are arranged in the limit through holes. The outer circumference of the cylinder head limit screw between the plate 10 and the unloading plate 7 is wound with a spring 9 to realize the unloading action after blanking the upper concave-convex mold 22; Adjacent to the push plate 16, the top of the limit screw 17 is fixed to the bottom surface of the push plate 16, and the limit screw 17 passes through the upper backing plate 10 and the jacket in turn to realize the automatic pushing action of a workpiece from the punch. The push rod of the pusher passes through the lower mold base and the lower fixing plate in turn, and the top of the push rod of the ejector is connected with the top block 25. It is used to eject the workpiece from below, and the shape of the workpiece is shown in Figure 2.

The utility model combines all the processes on one mold equipment. The utility model makes all the processes complete at one station, and blanking, stretching, punching and compounding are all completed on one mold, so that the production efficiency is higher. The die handle is fixed in the high-speed stamping machine, and each stroke of the stamping machine will produce a workpiece, and the output per working day is about 5,000.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a diagram of the production part.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1, the stamping die of the utility model for processing arc-shaped faucet clasps includes an upper mold base 11 and a lower mold base 1, and the lower mold base 1 uses hexagon socket head cap screws 3 to position the cylindrical pin 26 and position the cylindrical pin 26 Pass through the lower fixing plate 4 and the die 5 upwards in order to position the die 5. The inner side of the die 5 is provided with a concave-convex die 24 for stretching and punching. The die 5 clamps the concave-convex die 24 for stretching and punching. The stopper pin 6 is fixed, the lower mold base is fixed on the punch workbench through the pressing plate, and the lower end of the guide post 2 is fixed on the lower mold base through interference fit.

On the upper mold base 11, the bolt 13 is used to fix the mold handle 14, and the upper mold base fixes the cylindrical pin 19 through the hexagon socket head cap screw 18, and the cylindrical pin 19 passes through the upper backing plate 10 and the upper fixing plate 20 downwards in turn, and the upper concave-convex mold 22 is fixed on the On the upper fixing plate 20, the center position of the upper concave-convex mold 22 is provided with a pair of punching punches 21, between the upper concave-convex mold 22 and the pair of punching hole punches 21, a jacket and a push flange die 23 are sequentially installed between the upper concave-convex mold 22 and the punching hole punch 21, and the jacket is used to clamp the punching punch 21 ; The upper surface of the stretching punching concave-convex die 24 matches the lower surface of the push flanging concave-convex die 23, the guide sleeve 8 is fixed on the upper die base 11 through interference fit, and the upper end of the guide post is located in the guide sleeve. On the upper mold base, a limit through hole is set inside the guide sleeve 8, and a cylinder head limit screw 12 is arranged in the limit through hole, and the cylinder head limit screw 12 passes through the upper backing plate 10 and is fixed with the discharge plate 7. The outer circumference of the cylindrical head limit screw between the backing plate 10 and the discharge plate 7 is wound with a spring 9 to realize the discharge action after the upper concave-convex 22 die blanking. The center of the mold handle 14 is provided with a punching rod 15, the lower end of the punching rod 15 is adjacent to the push plate 16, the top of the limit screw 17 is fixed to the bottom surface of the push plate 16, and the limit screw 17 passes through the upper backing plate 10 and the jacket in turn to realize When a product is automatically pushed from the punch, the ejector push rod passes through the lower mold base and the lower fixing plate in sequence. The top of the ejector push rod 27 is connected to the top block 25, and the top block 25 is located The outer periphery of the mold 24 is adjacent to the lower end of the upper concave-convex mold 22, and the top block 25 is used for ejecting the workpiece from below.

The relative movement of the upper and lower mold bases is accurately realized through the guidance of the guide pillars.

The utility model is used to process the stamping die for arc-shaped faucet buckle. When working, when the strip material is correctly positioned by the positioning pin, the stamping machine head drives the die handle 14 to go down, and the blanking is completed between the concave die 5 and the upper concave-convex die 22. After blanking and punching, the mold handle continues to descend, and the blanking part is completed by the upper concave-convex die 22, the stretch punching concave-convex die 24, and the gap between the flanging concave-convex die 23 to complete the side wall flanging stretching. 23. Spherical forming is completed in the upper spherical groove cavity of the stretch punching concave-convex die 24, and the punching die 21 descends after forming to complete the punching. Afterwards, the rod 15 pushes the push plate 16 to push the flanging die 23 to eject the workpiece. At the same time, the workpiece is blown out to the non-working area by lateral air pressure. Afterwards, the strip moves forward, and after positioning, the handle of the die moves down to carry out another processing cycle.

The above-mentioned embodiments describe preferred implementations of the present utility model, but do not limit the concept and scope of the present utility model. Under the premise of not departing from the design concept of the present utility model, various modifications and improvements made by ordinary persons in the art to the technical solution of the present utility model should fall into the protection scope of the present utility model, and the technology claimed by the utility model The contents are all described in the claims.

Claims (1)

1. A stamping die for processing arc-shaped faucet retaining rings, characterized in that it comprises an upper mold base and a lower mold base, and the lower mold base is positioned with hexagon socket head cap screws, and the positioning cylindrical pins pass through the lower ones in turn upwards. Fix the plate and die, and position the die. Set the concave and convex die for stretching and punching on the inner side of the die. The die clamps and stretches the punching and punching die. Ying fit is fixed on the lower mold base; Bolts are used to fix the mold handle on the upper die base, and the upper die base is fixed with a cylindrical pin through a hexagon socket head cap screw. The punching punch is set at the central position, and the upper concave-convex die and the punching punch are installed in sequence from top to bottom with a jacket and a pushing flanging die. The jacket is used to clamp the punching punch; The lower surface of the side concave die fits, the guide sleeve is fixed on the upper die base through interference fit, the upper end of the guide post is located in the guide sleeve; the upper die base is provided with a limit through hole inside the guide sleeve, and a limit through hole is provided in the limit through hole. Cylindrical head limit screw, the cylindrical head limit screw is fixed through the upper backing plate and the unloading plate, and the outer circumference of the cylindrical head limit screw located between the upper backing plate and the unloading plate is wound with a spring to realize the blanking of the upper concave and convex die The final unloading action; a punching rod is set in the center of the mold handle, the lower end of the punching rod is adjacent to the push plate, the top of the limit screw is fixed to the bottom of the push plate, and the limit screw passes through the upper backing plate and the jacket in turn to realize a system. The automatic pushing action of parts from the punch, the ejector push rod passes through the lower die base and the lower fixing plate in turn, the top of the ejector push rod is connected to the top block, and the top block is located on the outer periphery of the stretch punching concave-convex die and connected with the upper The lower ends of the concave and convex dies are adjacent, and the top block is used to eject the workpiece from below.