CN219324641U

CN219324641U - Stamping die that no trace was bent

Info

Publication number: CN219324641U
Application number: CN202320329871.2U
Authority: CN
Inventors: 张强; 崔学成
Original assignee: Qingdao Yousheng Auto Parts Co ltd
Current assignee: Qingdao Yousheng Auto Parts Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-07-11
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the technical field of stamping dies, and discloses a traceless bending stamping die which solves the problem of low efficiency caused by grinding and polishing treatment of most products and stamping products in the current industry due to the requirement of customers; according to the utility model, rolling friction is adopted between the rolling shaft and the roller, so that friction damage of a bending surface of the product is avoided, grinding and polishing treatment is not required for the product, the efficiency is improved, and the product after bending is pushed upwards conveniently through the cooperation between the stripper plate, the bottom column and the spring.

Description

Stamping die that no trace was bent

Technical Field

The utility model belongs to the technical field of stamping dies, and particularly relates to a traceless bending stamping die.

Background

The sheet metal processing enterprises at home and abroad have higher requirements on the forming precision and the shape complexity of sheet metal products, and have higher requirements on the surface quality of sheet metal parts, particularly the bending processing of stainless steel plates and aluminum plates, and no scratch is required.

The friction damage of the bending surfaces of most products and punched products in the current industry causes low efficiency because of the grinding and polishing treatment required by customers.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the traceless bending stamping die, which effectively solves the problem that most products and stamping products in the current industry are required to be ground and polished due to the demands of customers, so that the efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stamping die comprises a base, wherein a bending mechanism is arranged at the top of the base, and a stamping mechanism is arranged above the bending mechanism;

the bending mechanism comprises a lower die fixed at the top of the base, four grooves are formed in the top of the lower die at equal angles, rolling shafts are connected in the four grooves in a rotating mode, and rollers are fixedly sleeved on the outer sides of the four rolling shafts.

Preferably, the inside movable mounting of bed die takes off the flitch, takes off the flitch and is located between four cylinders, takes off the equiangular fixed mounting of bottom of flitch has the gag lever post, and the bottom of gag lever post extends to the below of base, and gag lever post and base swing joint.

Preferably, a bottom column is fixedly arranged in the middle of the bottom of the stripper plate, the bottom end of the bottom column penetrates through the base and is fixedly provided with a limiting block, and the bottom column is movably connected with the base.

Preferably, the bottom fixedly connected with spring of taking off the flitch, the bottom of spring and the top fixed connection of base, the spring cup joints with the sill pillar activity.

Preferably, the stamping mechanism comprises a top plate positioned above the base, three stand columns are fixedly connected to the bottom of the top plate at equal angles, the bottom ends of the three stand columns are fixedly connected with the top of the base, a lifting plate is installed below the top plate, the lifting plate is movably connected with the stand columns, and a bending punch is fixedly installed at the bottom of the lifting plate.

Preferably, the bending punch is located right above the stripper plate, and the sizes of the bending punch and the stripper plate are the same.

Preferably, the top fixed mounting of lifter plate has the cylinder, and the top of cylinder runs through the roof and fixed mounting has the backup pad, cylinder and roof fixed connection, the bottom equiangle fixedly connected with bracing piece of backup pad, the bottom of bracing piece and the top fixed connection of roof.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, through the cooperation between the rolling shaft and the roller, rolling friction is adopted between the product and the roller, so that friction damage of a bending surface of the product is avoided, grinding and polishing treatment is not required to be carried out on the product, the efficiency is improved, and through the cooperation between the stripper plate, the bottom column and the spring, the product after bending is pushed upwards conveniently;

(2) This novel cooperation between through cylinder and lifter plate and the stand, the drift that bends of being convenient for then moves perpendicularly downwards to be convenient for extrude the product on the bed die, thereby be convenient for bend to the product.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of a stamping die for traceless bending in the present utility model;

FIG. 2 is a schematic diagram of a bending mechanism according to the present utility model;

FIG. 3 is a schematic view of the lower die structure of the present utility model;

FIG. 4 is a schematic view of a stripper plate structure according to the present utility model;

FIG. 5 is a schematic view of a stamping mechanism according to the present utility model;

in the figure: 1. a base; 2. a bending mechanism; 201. a lower die; 202. a stripper plate; 203. a roller; 204. a groove; 205. a roller; 206. a spring; 207. a limit rod; 208. a limiting block; 209. a bottom post; 3. a punching mechanism; 301. a top plate; 302. a column; 303. bending the punch; 304. a lifting plate; 305. a cylinder; 306. a support rod; 307. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In a first embodiment, as shown in fig. 1-5, the utility model comprises a base 1, wherein a bending mechanism 2 is arranged at the top of the base 1, and a stamping mechanism 3 is arranged above the bending mechanism 2.

In the second embodiment, based on the first embodiment, the bending mechanism 2 includes a lower mold 201 fixed on the top of the base 1, four grooves 204 are formed on the top of the lower mold 201 at equal angles, rollers 203 are rotatably connected in the four grooves 204, rollers 205 are fixedly sleeved on the outer sides of the four rollers 203, a stripper plate 202 is movably mounted in the lower mold 201, the stripper plate 202 is located between the four rollers 205, a limit rod 207 is fixedly mounted at equal angles on the bottom of the stripper plate 202, the bottom end of the limit rod 207 extends to the lower side of the base 1, the limit rod 207 is movably connected with the base 1, a bottom post 209 is fixedly mounted in the middle of the bottom of the stripper plate 202, a limit block 208 is fixedly mounted through the base 1, the bottom post 209 is movably connected with the base 1, a spring 206 is fixedly connected to the bottom of the stripper plate 202, the bottom end of the spring 206 is fixedly connected with the top of the base 1, and the spring 206 is movably sleeved with the bottom post 209;

when the bending punch 303 contacts with a product and continuously descends, the product is bent through the action of the roller 205, meanwhile, rolling friction is generated between the product and the roller 205, friction damage to a bending surface of the product is avoided, when the product moves downwards, the stripper plate 202 is driven to move downwards, the bottom column 209 is driven to move downwards, the spring 206 is compressed, after the product is bent, the bending punch 303 is enabled to ascend, at the moment, the spring 206 is reset to drive the stripper plate 202 to move upwards, and finally the product is pushed upwards.

In the third embodiment, on the basis of the first embodiment, the stamping mechanism 3 includes a top plate 301 located above the base 1, three columns 302 are fixedly connected to the bottom of the top plate 301 at equal angles, bottom ends of the three columns 302 are fixedly connected to the top of the base 1, a lifting plate 304 is installed below the top plate 301, the lifting plate 304 is movably connected with the columns 302, a bending punch 303 is fixedly installed at the bottom of the lifting plate 304, the bending punch 303 is located right above the stripper plate 202, the bending punch 303 and the stripper plate 202 are identical in size, a cylinder 305 is fixedly installed at the top of the lifting plate 304, the top of the cylinder 305 penetrates through the top plate 301 and is fixedly provided with a supporting plate 307, the cylinder 305 is fixedly connected to the top plate 301, a supporting rod 306 is fixedly connected to the bottom of the supporting plate 307 at equal angles, and the bottom end of the supporting rod 306 is fixedly connected to the top of the top plate 301;

firstly, a product is placed on the top of the lower die 201, meanwhile, the product is located on the top of the stripper plate 202, then, the cylinder 305 is started, the lifting plate 304 is driven to vertically move downwards along the upright post 302, and the bending punch 303 is driven to downwardly move, so that the product is conveniently bent.

Working principle: when the product is used, firstly, a product is placed on the top of the lower die 201, meanwhile, the product is positioned on the top of the stripper plate 202, then, the cylinder 305 is started, the lifting plate 304 is driven to vertically move downwards along the upright post 302, the bending punch 303 is driven to move downwards, when the bending punch 303 contacts with the product and continuously descends, the product is bent under the action of the roller 205, meanwhile, rolling friction is generated between the product and the roller 205, friction damage of a bending surface of the product is avoided, when the product moves downwards, the stripper plate 202 is driven to move downwards, the bottom post 209 is driven to move downwards, at the moment, the spring 206 is compressed, after the product is bent, the bending punch 303 is driven to ascend, at the moment, the spring 206 is reset, the stripper plate 202 is driven to move upwards, and finally, the product is pushed upwards.

Claims

1. The utility model provides a stamping die that no trace was bent, includes base (1), its characterized in that: the top of the base (1) is provided with a bending mechanism (2), and a stamping mechanism (3) is arranged above the bending mechanism (2);

the bending mechanism (2) comprises a lower die (201) fixed at the top of the base (1), four grooves (204) are formed in the top of the lower die (201) at equal angles, rollers (203) are rotatably connected in the four grooves (204), and rollers (205) are fixedly sleeved on the outer sides of the four rollers (203).

2. The traceless bending stamping die of claim 1, wherein: the inside movable mounting of bed die (201) takes off flitch (202), takes off flitch (202) and is located between four cylinders (205), takes off the bottom equiangular fixed mounting of flitch (202) and has gag lever post (207), and the bottom of gag lever post (207) extends to the below of base (1), and gag lever post (207) and base (1) swing joint.

3. The traceless bending stamping die of claim 2, wherein: the bottom middle of the stripper plate (202) is fixedly provided with a bottom column (209), the bottom end of the bottom column (209) penetrates through the base (1) and is fixedly provided with a limiting block (208), and the bottom column (209) is movably connected with the base (1).

4. The traceless bending stamping die of claim 2, wherein: the bottom of take off flitch (202) fixedly connected with spring (206), the bottom of spring (206) and the top fixed connection of base (1), spring (206) are cup jointed with sill pillar (209) activity.

5. The traceless bending stamping die of claim 1, wherein: the stamping mechanism (3) comprises a top plate (301) located above the base (1), three stand columns (302) are fixedly connected to the bottom of the top plate (301) at equal angles, the bottom ends of the three stand columns (302) are fixedly connected with the top of the base (1), a lifting plate (304) is installed below the top plate (301), the lifting plate (304) is movably connected with the stand columns (302), and a bending punch (303) is fixedly installed at the bottom of the lifting plate (304).

6. The traceless bending stamping die of claim 5, wherein: the bending punch (303) is positioned right above the stripper plate (202), and the sizes of the bending punch (303) and the stripper plate (202) are the same.

7. The traceless bending stamping die of claim 5, wherein: the top fixed mounting of lifter plate (304) has cylinder (305), and the top of cylinder (305) runs through roof (301) and fixed mounting has backup pad (307), and cylinder (305) and roof (301) fixed connection, the bottom constant angle fixedly connected with bracing piece (306) of backup pad (307), the bottom of bracing piece (306) and the top fixed connection of roof (301).