CN220515097U - Mould that shapable multistage was bent - Google Patents

Abstract

The utility model relates to a die capable of forming multi-section bending, which belongs to the technical field of forming stamping dies and comprises an upper die holder and a lower die holder, wherein four guide components, two outer limit components, two inner limit components and a forming mechanism are arranged between the upper die holder and the lower die holder, the forming mechanism consists of a stamping block, a forming component and a lower die plate, the forming component consists of a forming block and two forming bending blocks, mounting grooves are formed at two ends of the forming block, one surface of the forming bending block, which is close to the stamping block, is provided with a bending forming part for being matched with the stamping block, the bottom of the stamping block is provided with a forming groove for being matched with the forming block, and by arranging movable forming bending blocks at two sides of the forming block, the forming bending blocks are contacted with the lower die plate when the stamping block is pressed down to be matched with the forming block, so that the products are gradually bent and formed by the bending forming parts outwards, and therefore, the die is applicable to bending various products in a shape.

Description

Mould that shapable multistage was bent

Technical Field

The utility model relates to the field of forming stamping dies, in particular to a die capable of forming multi-section bending.

Background

A stamping die is a special process equipment for processing a material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a material is pressed at room temperature by a die attached to a press to be separated or plastically deformed, thereby obtaining a desired part.

Chinese patent publication No. CN218134240U discloses a stamping die, specifically a stamping die for bending and forming a water heater bracket. It includes die holder and upper die holder. The upper surface of the lower die holder is provided with a lower die plate, and four sides of the lower die plate are provided with limiting blocks. An upper template is arranged above the lower template, forming cutters are arranged on the lower plate surfaces of the upper templates corresponding to the intervals, an upper pressing plate is arranged between the forming cutters, and the upper pressing plate is connected with the upper template through an upper spring. The water heater bracket is characterized in that the lower templates corresponding to the small bending of the water heater bracket blank are provided with yielding openings, the lower die bases corresponding to the yielding openings are provided with sliding blocks, a reset spring is arranged between each sliding block and each lower die base, the sliding blocks are fixedly provided with punches which are arranged towards the corresponding yielding openings, and the tops of the sliding blocks are provided with inclined planes. Wedge blocks are fixed on the upper die bases above the inclined planes. The labor cost is lower, the processing process is simple and convenient, the manufacturing cost is lower by adopting the die, but the die also has the following problems: the die is only suitable for stamping of a single part, is not suitable for various products, has a complex structure, is unfavorable for saving manpower and material resources, and therefore has poor practicability and limited application range.

Disclosure of Invention

The utility model aims to solve the defects and provide a die capable of forming multi-section bending.

The object of the utility model is achieved by: the utility model provides a but shaping multistage mould of bending, including upper die base and die holder, install four direction subassemblies between upper die base and the die holder, two outer spacing subassemblies, two interior spacing subassemblies and a forming mechanism, forming mechanism comprises the punching press piece, forming subassembly and lower bolster, the lower terminal surface at the upper die base is installed to the punching press piece, the lower bolster is installed in the up end of die holder, forming subassembly comprises shaping piece and two shaping bending pieces, the both ends of shaping piece all are equipped with the mounting groove, shaping bending piece mobilizable installs on the mounting groove, shaping bending piece is close to the one side of punching press piece and is equipped with the shaping portion of bending that is used for carrying out the complex with the punching press piece, the surface of die holder is located and is equipped with first spacing groove under the lower bolster, the lower extreme of shaping piece can run through the lower bolster and cooperate with first spacing groove, the bottom of punching press piece is equipped with and is used for carrying out complex shaping groove with the shaping piece.

Further, the four guide components are composed of outer guide posts and outer guide holes, the four outer guide posts are respectively arranged at four corners of the lower die holder, the four outer guide holes are respectively arranged at four corners of the upper die holder and correspond to the outer guide posts, and when the upper die holder is pressed down, the upper die holder and the outer guide posts slide downwards in a matched mode through the outer guide holes.

Further, the two outer limiting assemblies are composed of an upper limiting column and a lower limiting column, the two upper limiting columns are respectively arranged at the bottoms of the two ends of the upper die holder, the lower limiting column and the upper limiting column are correspondingly arranged on the surface of the lower die holder, and the two outer limiting assemblies stop after the upper die holder is pressed down to the upper limiting column and the lower limiting column collide, so that the limiting effect is achieved.

Further, the two inner limit components are composed of a second limit groove and an inner guide pillar, the two second limit grooves are respectively arranged at the bottoms of the two ends of the upper die holder, and the inner guide pillar and the second limit groove are correspondingly arranged on the surface of the lower die holder and are matched with the second limit groove.

Further, one surface of the forming bending block, which is close to the lower die plate, is provided with a guide part which is matched with the lower die plate, and the forming bending block can outwards move through the guide part when contacting with the lower die plate.

Further, a stripping plate which is convenient for stripping the product is arranged on the forming groove.

Further, a rotating shaft is arranged on the forming block, penetrates from one side of the forming block, penetrates through the mounting groove and the forming bending block to the other side of the forming block, and can rotate in the mounting groove through the rotating shaft.

The beneficial effects of the utility model are as follows: through set up mobilizable shaping piece of bending in the both sides of shaping piece, when the punching press piece pushes down with shaping piece cooperation, the shaping piece of bending can be contacted with the lower bolster to outwards activity gradually makes the product bend the shaping gradually through the shaping portion of bending, consequently, be applicable to the product of multiple several font and bend, and simple structure is favorable to using manpower sparingly material resources, and the practicality is stronger, and application scope is great.

Drawings

FIG. 1 is a cross-sectional view of a moldable multi-segment bending die of the present utility model;

FIG. 2 is a side view of a moldable multi-segment bending die of the present utility model;

FIG. 3 is an exploded view of a forming mechanism in a multi-section bendable mold according to the present utility model;

in the drawing, a 1-upper die holder, a 2-lower die holder, a 3-punching block, a 4-lower die plate, a 5-forming block, a 6-forming bending block, a 7-mounting groove, an 8-bending forming part, a 9-first limiting groove, a 10-forming groove, an 11-outer guide pillar, a 12-outer guide hole, a 13-upper limiting pillar, a 14-lower limiting pillar, a 15-second limiting groove, a 16-inner guide pillar, a 17-guiding part, a 18-stripper plate, a 19-rotating shaft, a 20-screw and a 21-product.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model. The present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1-2, a die capable of forming multi-section bending in a specific implementation manner comprises an upper die holder 1 and a lower die holder 2, four guide components, two outer limit components, two inner limit components and a forming mechanism are installed between the upper die holder 1 and the lower die holder 2, the forming mechanism comprises a stamping block 3, a forming component and a lower die plate 4, the stamping block 3 is installed on the lower end face of the upper die holder 1, the lower die plate 4 is installed on the upper end face of the lower die holder 2, the forming component comprises a forming block 5 and two forming bending blocks 6, mounting grooves 7 are respectively arranged at two ends of the forming block 5, the forming bending blocks 6 are movably installed on the mounting grooves 7, a bending forming part 8 for being matched with the stamping block 3 is arranged on one face of the forming bending block 6, the surface of the lower die holder 2 is located under the lower die plate 4, the lower end of the forming block 5 can penetrate through the lower die plate 4 to be matched with the first limiting groove 9, and a forming groove 10 for being matched with the forming block 5 is formed at the bottom of the stamping block 3.

The four guide components are composed of outer guide posts 11 and outer guide holes 12, the four outer guide posts 11 are respectively arranged at four corners of the lower die holder 2, the four outer guide holes 12 are respectively arranged at four corners of the upper die holder 1 and correspond to the outer guide posts 11, and when the upper die holder 1 is pressed down, the upper die holder 1 and the outer guide posts 11 slide downwards in a matched mode through the outer guide holes 12.

The two outer limit components are composed of an upper limit column 13 and a lower limit column 14, the two upper limit columns 13 are respectively arranged at the bottoms of the two ends of the upper die holder 1, the lower limit column 14 and the upper limit column 13 are correspondingly arranged on the surface of the lower die holder 2, and when the upper die holder 1 is pressed down to the upper limit column 13 and the lower limit column 14 to collide, the two outer limit components are stopped, so that the limiting effect is achieved.

The two inner limiting assemblies are composed of a second limiting groove 15 and an inner guide pillar 16, the two second limiting grooves 15 are respectively arranged at the bottoms of the two ends of the upper die holder 1, and the inner guide pillar 16 and the second limiting groove 15 are correspondingly arranged on the surface of the lower die holder 2 and are matched with the second limiting grooves 15.

One side of the forming bending block 6, which is close to the lower die plate 4, is provided with a guide part 17 which is matched with the lower die plate 4, the forming bending block 6 can move outwards through the guide part 17 when contacting with the lower die plate 4, a stripper plate 18 which is convenient for stripping a product 21 is arranged on the forming groove 10, a rotating shaft 19 is arranged on the forming block 5, the rotating shaft 19 penetrates from one side of the forming block 5, penetrates through the mounting groove 7 and the forming bending block 6 to the other side of the forming block 5, and the forming bending block 6 can move in the mounting groove 7 in a rotating manner through the rotating shaft 19.

The working principle of the embodiment of the utility model is as follows: when the upper die is pressed down, the upper die slides downwards along the outer guide post 11 to drive the stamping block 3 to press down, movable forming bending blocks 6 are arranged on two sides of the forming block 5, when the stamping block 3 is pressed down to be matched with the forming block 5, the forming bending blocks 6 can be contacted with the lower die plate 4 so as to gradually move outwards, a product 21 is gradually bent and formed through the bending forming part 8, the inner guide post 16 also enters the second limiting groove 15, the upper limiting post 13 descends to collide with the lower limiting post 14, the forming block 5 also descends to the first limiting groove 9 until the stroke is finished, the die closing is completed, and when the die is loosened, the forming bending blocks 5 are rotated through external screw rods 20 to reset, and the forming bending blocks 6 are reset through rotating shafts 19.

The foregoing is a further detailed description of the utility model in connection with specific further embodiments, and is not intended to limit the practice of the utility model to such descriptions. It should be understood by those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the present utility model, and the present utility model is not limited to the above-mentioned embodiments.

Claims (7)

1. The utility model provides a but shaping multistage mould of bending, includes upper die base and die holder, installs four direction subassemblies, two outer spacing subassemblies, two interior spacing subassemblies and a forming mechanism between upper die base and the die holder, its characterized in that, forming mechanism comprises stamping block, forming subassembly and lower bolster, stamping block installs the lower terminal surface at the upper die base, the lower bolster is installed in the up end of die holder, forming subassembly comprises shaping piece and two shaping bending pieces, the both ends of shaping piece all are equipped with the mounting groove, shaping bending piece is mobilizable to be installed on the mounting groove, shaping bending piece is close to the one side of stamping block and is equipped with the shaping portion of bending that is used for carrying out the complex with the stamping block, the surface of die holder is located and is equipped with first spacing groove under the lower bolster, the lower extreme of shaping piece can run through the lower bolster and cooperate with first spacing groove, the bottom of stamping block is equipped with and is used for carrying out complex shaping groove with the shaping piece.

2. A formable multi-segment bending die as defined in claim 1, wherein: the four guide assemblies are composed of outer guide posts and outer guide holes, the four outer guide posts are respectively arranged at four corners of the lower die holder, and the four outer guide holes are respectively arranged at four corners of the upper die holder and correspond to the outer guide posts.

3. A formable multi-segment bending die as defined in claim 2, wherein: the two outer limiting assemblies are composed of an upper limiting column and a lower limiting column, the two upper limiting columns are respectively arranged at the bottoms of the two ends of the upper die holder, and the lower limiting column and the upper limiting column are correspondingly arranged on the surface of the lower die holder.

4. A formable multi-section bending die as claimed in claim 3, wherein: the two inner limiting assemblies are composed of a second limiting groove and an inner guide pillar, the two second limiting grooves are respectively arranged at the bottoms of the two ends of the upper die holder, and the inner guide pillar and the second limiting groove are correspondingly arranged on the surface of the lower die holder and are matched with the second limiting groove.

5. A shaped multi-segment bending die as defined in any one of claims 1-4, wherein: one side of the forming bending block, which is close to the lower template, is provided with a guide part which is matched with the lower template.

6. A shaped multi-segment bending die as defined in any one of claims 1-4, wherein: and a stripping plate which is convenient for stripping the product is arranged on the forming groove.

7. A shaped multi-segment bending die as defined in any one of claims 1-4, wherein: the forming block is provided with a rotating shaft, and the rotating shaft penetrates from one side of the forming block, penetrates through the mounting groove and the forming bending block to the other side of the forming block.