CN210131976U

CN210131976U - Continuous stamping die for manufacturing washing machine shelf angle

Info

Publication number: CN210131976U
Application number: CN201920670838.XU
Authority: CN
Inventors: 倪永祥
Original assignee: Hangzhou Nanyue Industry Co Ltd
Current assignee: Hangzhou Nanyue Industry Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-03-10
Anticipated expiration: 2029-05-10

Abstract

The utility model relates to a continuous stamping die for manufacturing a washing machine shelf angle, which comprises an upper die base, an upper padding plate, an upper clamping plate, a stripping plate, a lower template, a lower padding plate and a lower die base; a first punch, a second punch, a third punch, a guide piece, a fourth punch, a fifth punch, a sixth punch and a seventh punch are fixed on the upper clamping plate; the first punch is vertically arranged, the upper end of the first punch bends and extends towards the upper right to form the head of the first punch, and the lower end of the first punch bends and extends towards the lower left to form the tail of the first punch; the second punch and the third punch are arranged up and down, the outline of the groove part of the second punch is matched with the top angle of the head part of the first punch, the notch is downward, the outline of the groove part of the third punch is matched with the bottom angle of the tail part of the first punch, and the notch is upward. The two ends of the plate processed by the first punch are synchronously processed by the second punch groove part and the third punch groove part, so that the stress balance of the two ends of the forming part is enhanced, the forming effect is better, and the production efficiency is improved.

Description

Continuous stamping die for manufacturing washing machine shelf angle

Technical Field

The utility model relates to a stamping die especially relates to a continuous stamping die for making washing machine put angle.

Background

For a continuous stamping die, the continuous stamping die is mainly characterized by multiple stations and high efficiency; different punched products have different structures and different complexity degrees, and the mold structure needs to be optimized in a targeted manner, so that the efficiency is further improved on the basis of ensuring the molding quality, and the advantage of high efficiency of the continuous mold is more fully exerted.

Disclosure of Invention

The utility model mainly aims at providing a continuous stamping die for making washing machine shelf angle, it has higher production efficiency.

The above technical problem of the present invention can be solved by the following technical solutions: a continuous stamping die for manufacturing a washing machine shelf corner comprises an upper die holder, an upper backing plate, an upper clamping plate, a stripping plate, a lower die plate, a lower backing plate and a lower die holder; a first punch, a second punch, a third punch, a guide piece, a fourth punch, a fifth punch, a sixth punch and a seventh punch are fixed on the upper clamping plate; the first punch is vertically arranged, the upper end of the first punch bends and extends towards the upper right to form the head of the first punch, and the lower end of the first punch bends and extends towards the lower left to form the tail of the first punch; the second punch and the third punch are arranged up and down, the outline of the groove part of the second punch is matched with the top angle of the head part of the first punch, the notch is downward, the outline of the groove part of the third punch is matched with the bottom angle of the tail part of the first punch, and the notch is upward. The two ends of the forming part of the plate processed by the first punch are further processed by the second punch groove part and the third punch groove part, and the processing mode is synchronous processing, so that the working procedures are saved, the stress balance of the two ends of the forming part is enhanced, the forming effect is better, and the production efficiency is improved.

Preferably, the stripper plate is fixed with a stripper for the first punch, a main body of the stripper for the first punch is a cylinder, a hole matched with the first punch is formed in the middle of the stripper plate, the outer wall of the cylinder corresponding to the inclined extension part at the lower end of the hole protrudes outwards to form a convex part. The convex part provides effective support for the tail end of the hole in the middle part, so that the width of the main body part of the column body is narrowed, materials are saved, and the cost is reduced.

Preferably, a guide insert for a fifth punch is fixed on the stripper plate, a body of the guide insert for the fifth punch is a quadrangular cylinder, the cylinder is provided with an inclined part formed by cutting off corners, and the middle part of the cylinder is provided with a guide groove matched with the fifth punch; two ends of the guide groove penetrate through the column body, and the side part of the guide groove penetrates through the surface of the inclined part; and a raised line is arranged on the outer wall of the column body opposite to the inclined part, and the raised line is arranged in parallel with the guide groove. The raised lines have better positioning and guiding effects, can also enhance the strength of the column body and make up for the defect of strength reduction caused by cutting off the corner parts.

Preferably, the fifth punch and the sixth punch each have a circular root and an extension portion formed by radially extending the outer wall of the root, the root diameter of the sixth punch is larger than the root diameter of the fifth punch, and the width of the extension portion of the sixth punch is larger than the width of the extension portion of the fifth punch. After the fifth punch is used for punching and shaping, the sixth punch is used for flanging and shaping, so that the forming quality is improved.

Through the technical scheme, the utility model discloses higher production efficiency has, still makes the punching piece shaping effect better.

Drawings

FIG. 1 is a schematic structural view of an upper splint;

FIG. 2 is a schematic diagram of a structure of a stripper plate;

FIG. 3 is a schematic view of a stripper plate;

FIG. 4 is a schematic view of a first punch;

FIG. 5 is a schematic view of a second punch;

FIG. 6 is a schematic view of a third punch;

FIG. 7 is a schematic view of a fourth punch;

FIG. 8 is a schematic structural view of a fifth punch;

FIG. 9 is a schematic structural view of a sixth punch;

FIG. 10 is a schematic view of a seventh punch;

FIG. 11 is a schematic view of one construction of the guide member;

FIG. 12 is a schematic view of a stripper for the first punch;

FIG. 13 is a schematic view of a guide insert for the fifth punch;

wherein: 1. fixing the first punch; 2. fixing the second punch; 3. fixing the third punch; 4. the fourth punch is fixed; 5. fixing the fifth punch; 6. fixing the sixth punch; 7. fixing the seventh punch; 8. fixing the guide piece; 9. the material removing part fixing position is used for fixing the first punch; 10. a guide insert fixing position for the fifth punch; 11. a first punch head; 12. a first punch tail; 13. a second punch groove portion; 14. a third punch slot portion; 15. a root portion; 16. an extension portion; 17. a convex portion; 18. a guide groove; 19. and (4) raised strips.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the utility model relates to a continuous stamping die for manufacturing a washing machine shelf angle, which comprises an upper die base, an upper padding plate, an upper clamping plate, a stripping plate, a lower die plate, a lower padding plate and a lower die base; as shown in the attached drawing 1, the upper clamping plate is provided with a plurality of fixing positions, including a first punch fixing position 1, a second punch fixing position 2, a third punch fixing position 3, a fourth punch fixing position 4, a fifth punch fixing position 5, a sixth punch fixing position 6, a seventh punch fixing position 7 and a guide fixing position 8; through the fixing position, a first punch, a second punch, a third punch, a guide piece, a fourth punch, a fifth punch, a sixth punch and a seventh punch are fixed, and the structures of the first punch, the second punch, the third punch, the guide piece, the fourth punch, the fifth punch, the sixth punch and the seventh punch are shown in the attached drawings 4-11; correspondingly, the stripper plate is provided with corresponding hole sites, as shown in fig. 2.

As shown in fig. 1 and 4, on the upper splint, the first punch is vertically arranged, the upper end of the first punch bends and extends towards the upper right to form a first punch head 11, and the lower end bends and extends towards the lower left to form a first punch tail 12; the second punch and the third punch are arranged up and down, the outline of the groove part 13 of the second punch is matched with the top angle of the head part 11 of the first punch, the notch is downward, the outline of the groove part 14 of the third punch is matched with the bottom angle of the tail part 12 of the first punch, and the notch is upward. Based on the above up-and-down arrangement mode and the groove structure, the second punch groove part 13 and the third punch groove part 14 further process, especially synchronously process, the plate processed by the first punch, so that the efficiency is improved, and the stress balance at two ends of the forming part is conveniently improved (the forming part processed by the first punch is strip-shaped, is easy to deform due to uneven stress and forms interference on subsequent processes) so as to improve the forming quality.

As shown in fig. 3, the stripper plate is provided with a stripper fixing position 9 for the first punch, and a stripper for the first punch is fixed on the stripper plate; as shown in fig. 12, the main body of the stripping part for the first punch is a cylinder, the middle part of the stripping part is provided with a hole matched with the first punch, the outer wall of the cylinder corresponding to the oblique extension part at the lower end of the hole bulges outwards to form a convex part 17; the convex part 17 provides effective support for the tail end of the hole in the middle part, so that the width of the column body is narrowed, materials are saved, the cost is reduced, and particularly, the convex part 17 can be used for positioning and is convenient to manufacture.

The stripper plate is provided with a guide insert fixing position for a fifth punch, a guide insert for the fifth punch is fixed, the body of the guide insert for the fifth punch is a quadrangular cylinder, the cylinder is provided with an inclined part formed by cutting off corners, and the middle part of the cylinder is provided with a guide groove 18 matched with the fifth punch; the two ends of the guide groove 18 penetrate through the column body, and the side part of the guide groove penetrates through the surface of the inclined part; a rib 19 is provided on the outer wall of the column body opposite to the inclined portion, and the rib 19 is provided in parallel with the guide groove 18. The raised strips 19 play a good role in positioning and guiding, and simultaneously can enhance the strength of the column body and make up for the defect of strength reduction caused by corner cutting.

As shown in fig. 8 and 9, the fifth punch and the sixth punch each have a circular root portion 15 and an extension portion 16 formed by radially extending the outer wall of the root portion 15, the diameter of the root portion 15 of the sixth punch is larger than that of the root portion 15 of the fifth punch, and the width of the extension portion 16 of the sixth punch is larger than that of the extension portion 16 of the fifth punch. In this way, it can be simply understood that the outer contour of the sixth punch is an enlargement of the outer contour of the fifth punch; and after punching and shaping by the fifth punch, flanging and shaping by the sixth punch.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a continuous stamping die for making washing machine put angle, includes upper die base, upper padding plate, punch holder, takes off the backplate, takes off flitch, lower bolster, die holder, its characterized in that: a first punch, a second punch, a third punch, a guide piece, a fourth punch, a fifth punch, a sixth punch and a seventh punch are fixed on the upper clamping plate; the first punch is vertically arranged, the upper end of the first punch bends and extends towards the upper right to form a first punch head (11), and the lower end bends and extends towards the lower left to form a first punch tail (12); the second punch and the third punch are arranged up and down, the outline of the groove part (13) of the second punch is matched with the vertex angle of the head part (11) of the first punch, the notch is downward, the outline of the groove part (14) of the third punch is matched with the base angle of the tail part (12) of the first punch, and the notch is upward.

2. A continuous stamping die for making washing machine shelving as claimed in claim 1, characterised in that: the stripper plate is fixedly provided with a stripping piece for the first punch, the stripping piece for the first punch is a cylinder, the middle part of the stripping piece is provided with a hole matched with the first punch, the outer wall of the cylinder corresponding to the inclined extension part at the lower end of the hole bulges outwards to form a convex part (17).

3. A continuous stamping die for making washing machine shelving as claimed in claim 1, characterised in that: a guide insert for a fifth punch is fixed on the stripper plate, a body of the guide insert for the fifth punch is a quadrilateral cylinder, the cylinder is provided with an inclined part formed by cutting off corners, and the middle part of the cylinder is provided with a guide groove (18) matched with the fifth punch; two ends of the guide groove (18) penetrate through the column body, and the side part of the guide groove penetrates through the surface of the inclined part; a convex strip (19) is arranged on the outer wall of the column body opposite to the inclined part, and the convex strip (19) is arranged in parallel with the guide groove (18).

4. A continuous stamping die for making washing machine shelving as claimed in claim 1, 2 or 3, characterised in that: the fifth punch and the sixth punch are respectively provided with a circular root part (15) and an extension part (16) formed by radially extending the outer wall of the root part (15), the diameter of the root part (15) of the sixth punch is larger than that of the root part (15) of the fifth punch, and the width of the extension part (16) of the sixth punch is larger than that of the extension part (16) of the fifth punch.