CN220679136U - Bumper forming die of components of a whole that can function independently and be convenient for unload - Google Patents

Abstract

The utility model discloses a split bumper forming die convenient for unloading parts, which comprises a side module, a hanging groove, a clamping groove, a pressing hole, an inner die, a threaded hole clamping block, an end rail, a bolt, a narrow cavity, a pressing groove, a material returning seat, a pressing block and a pressure spring; the side modules are left and right, a detachable inner module is clamped and butted between the side modules of the same structure at the left and right, the lower die cavity of the bumper is formed by the inner module and the two side modules, the middle part of the inner module is a clamping block protruding upwards, a set of material returning seats are arranged in the narrow side forming cavity areas at the left side and the right side of the die cavity, the heterogeneous bumper sheet metal parts formed in the forming cavity are positioned, if the upward discharging is not smooth, the two material returning seats can be respectively pressed by the two sides, the two sides of the sheet metal parts formed in the die cavity can be pressed to assist in the upward discharging, the material returning seats are simple in structure and easy to install and produce, and therefore the functional structure of the lower die cavity is reasonable.

Description

Bumper forming die of components of a whole that can function independently and be convenient for unload

Technical Field

The utility model relates to the technical field of forming dies, in particular to a split bumper forming die convenient for unloading.

Background

The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front and rear parts of the automobile body. When the automobile or the driver is impacted and stressed, a buffer device is generated, in the oil pressure industry, a device for manufacturing the bumper is a forming die, a plate cut by a plate shearing machine is placed on a bottom die cavity of the forming die, an oil press is pressed onto a sheet metal part with an upper die core, and a product piece attached with the shape of the bumper is formed by utilizing the die assembly effect.

After the oil press presses the top die core of the bumper into the bottom die cavity, the bumper forming part can be pressed into the bottom die cavity, and the formed product part is not easy to discharge outwards because the product part is formed and then is sunk into the bottom die cavity, and particularly, after some product parts with narrow-side shapes are formed in the die cavity, the product parts are more easily discharged upwards because of more outlines, and the lower die cavity of the die is of an integral structure, so that the defect part inside the die is not easy to polish and repair after being used for a period of time.

Disclosure of Invention

The utility model aims to solve the problems that an existing bumper forming die is difficult to discharge a bumper sheet metal forming part outwards from a lower die cavity when being formed by an oil press, and particularly, after a product part with a narrow-side appearance is formed in the die cavity, the product part is difficult to discharge upwards and is difficult to polish and repair subsequently due to more outlines, and the utility model designs a split bumper forming die convenient for unloading the part.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a split bumper forming die convenient for unloading comprises a side module, a hanging groove, a clamping groove, a pressing hole, an inner die, a threaded hole clamping block, an end rail, a bolt, a narrow cavity, a pressing groove, a material returning seat, a pressing block and a pressure spring; the side modules are left and right, a detachable inner module is clamped and butted between the side modules of the same structure, the inner module and the two side modules form a lower die cavity of the bumper, the middle part of the inner module is a clamping block protruding upwards, the inner module is connected with the left and right side modules through T-shaped end rails arranged at the left end and the right end of the clamping block, material returning seats capable of pressing inwards are arranged in narrow cavities arranged at the bottoms of the left and right side modules, and the material returning seats comprise pressing blocks and pressure springs.

Furthermore, the left end head and the right end head of the inner module are respectively provided with a threaded hole, and the side modules are respectively butted in the threaded holes formed in the inner module in a penetrating bolt way from outside to inside.

Furthermore, the inner surfaces of the left side module and the right side module are also vertically provided with a T-shaped clamping groove, and the side modules are butted on end rails arranged at two ends of the clamping block through the clamping grooves.

Furthermore, the narrow cavities are all provided with rectangular pressing grooves outwards, and the outer wall surfaces corresponding to the pressing grooves are all provided with left and right pressing holes.

Furthermore, the material returning seat is L-shaped angle steel, a pressing block of a rectangular block structure is welded on the inner end face of the material returning seat, and the material returning seat is in sliding fit in the pressing groove through the pressing block.

Furthermore, two compression springs welded on the inner end surface of the material returning seat are respectively welded in the pressing holes, and the two compression springs are symmetrically distributed on two sides of the pressing block.

Compared with the prior art, the utility model has the advantages that:

1. the lower die cavity of the bumper frame is formed by a left die block, a right die block and an inner die block between the left die block and the right die block, and is of a split type structure, and the two die blocks are assembled on end rail surfaces of the left end head and the right end head of the inner die block through clamping grooves;

2. the material returning seats are arranged in the narrow side forming cavity areas on the left side and the right side of the die cavity, the abnormal bumper sheet metal parts formed in the forming cavity are arranged, if the upward discharging is not smooth, the two material returning seats can be respectively pressed by the two sides, the two sides of the sheet metal parts formed in the die cavity can be pressed, the upward discharging is assisted, the material returning seats are simple in structure and easy to install and produce, and therefore the functional structure of the lower die cavity is reasonable.

Drawings

FIG. 1 is a schematic diagram of the utility model when inverted;

FIG. 2 is a schematic illustration of the utility model taken from FIG. 1 after disassembly;

FIG. 3 is a schematic view of the left side section of the present utility model shown in the disassembled state;

FIG. 4 is a schematic view of the disassembled right side section and the disassembled material returning seat;

FIG. 5 is a schematic view of a single side module of the present utility model in use with the lower mold cavity facing upwardly.

In the figure: 1. a side module; 101. hanging grooves; 102. a clamping groove; 103. pressing holes; 2. an inner module; 201. a threaded hole; 4. a clamping block; 401. an end rail; 5. a bolt; 6. a narrow cavity; 601. pressing a groove; 7. a material returning seat; 701. briquetting; 702. a compression spring.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

1-5, a split bumper forming die convenient for unloading comprises a side module 1, a hanging groove 101, a clamping groove 102, a pressing hole 103, an inner die 2, a threaded hole 201 clamping block 4, an end rail 401, a bolt 5, a narrow cavity 6, a pressing groove 601, a material returning seat 7, a pressing block 701 and a pressure spring 702; as shown in fig. 1 and 2, the side modules 1 are left and right two parts, the side modules 1 with the same structure are clamped and abutted together with a detachable inner module 2, the inner module 2 and the side modules 1 at two parts form a lower die cavity of the bumper, the middle part of the inner module 2 is a clamping block 4 protruding upwards, the inner module 2 is a left side module 1 and a right side module 1 which are connected together through T-shaped end rails 401 arranged at the left end and the right end of the clamping block 4, clamping grooves 102 with a T shape are formed in the inner surfaces of the left side module 1 and the right side module 1 vertically, the side modules 1 are abutted to end rails 401 arranged at the two ends of the clamping block 4 through the clamping grooves 102, the left end and the right end of the inner module 2 are abutted to each other with a threaded hole 201, the side modules 1 are abutted to each other in a threaded hole 201 formed in the inner module 2 in a mode of being penetrated by the outside, so that the lower die cavity of the molded bumper product piece is of a split structure, namely, after the left side module 1 and the right side module are separated by being broken outwards, the split-shaped end blocks can be ground and removed from the die cavity by adopting a special die cavity after the split-shaped die cavity, and the split-shaped die cavity can be ground and removed from the die cavity by a certain mode after the split-shaped die cavity is reasonably designed.

As shown in fig. 2, fig. 3 and fig. 5, the narrow cavities 6 provided at the bottoms of the left and right side modules 1 are respectively provided with a material returning seat 7 capable of being pressed inwards, the material returning seats 7 comprise pressing blocks 701 and pressure springs 702, the material returning seats 7 are L-shaped angle steels, the inner end surfaces of the material returning seats are welded with the pressing blocks 701 with rectangular block structures, the material returning seats 7 are slidably matched in the pressing grooves 601 through the pressing blocks 701, and a local narrow side area exists in the lower die cavity attached to the shape of the bumper product, and the material returning seats 7 are respectively arranged in the narrow cavities 6 in the drawing, so that after the iron plate horizontally placed at the top of the die cavity is pressed to the die cavity by the lower die core matched with the lower die cavity, if the product is formed into the narrow cavity 6, the stress concentration occurs and the upward discharge is difficult, the material returning seats 7 at the left and the right sides can be pressed respectively, so that the two sides of the sheet metal parts formed in the die cavity are pressed upwards, the sheet metal parts formed in the die cavity are assisted in the upward discharge, the material returning seats are simple in structure, and the die cavity function structure is easy to install and produce.

In order to further illustrate the working process of the material returning seat 7, as shown in fig. 4 and 5, the narrow cavity 6 is outwards provided with a rectangular pressing groove 601, the outer wall surface corresponding to the pressing groove 601 is also provided with a left pressing hole 103 and a right pressing hole 103 as shown in fig. 4, two pressure springs 702 welded on the inner end surface of the material returning seat 7 are respectively welded in the pressing holes 103, and the two pressure springs 702 are symmetrically distributed on two sides of the pressing block 701, when the die cavity forming part is not easy to discharge upwards due to extrusion formed at the position of the narrow cavity 6, the material returning seat 7 is pressed, the pressing block 701 enters the narrow cavity 6 along the pressing groove 601, at this time, the two pressure springs 702 compress the storing force, the pressing block 701 entering the narrow cavity 6 can be pressed against a product part in the die cavity, and the sheet metal sections on the left side and the right side of the product part are inwards slightly deformed, so that the area of the forming part is reduced to extrusion with the narrow cavity 6, and another person can more smoothly lift the product part formed in the lower die cavity upwards.

Although terms such as the side module 1, the hanging groove 101, the clamping groove 102, the pressing hole 103, the inner module 2, the threaded hole 201 clamping block 4, the end rail 401, the bolt 5, the narrow cavity 6, the pressing groove 601, the material returning seat 7, the pressing block 701 and the pressure spring 702 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. The utility model provides a components of a whole that can function independently is convenient for unload bumper moulded die, includes side module (1), hanging groove (101), draw-in groove (102), press hole (103), centre form (2), screw hole (201) fixture block (4), end rail (401), bolt (5), narrow chamber (6), indent (601), material returning seat (7), briquetting (701) and pressure spring (702); the method is characterized in that: the side modules (1) are arranged at left and right positions, a detachable inner module (2) is clamped and connected between the side modules (1) with the same structure at the left and right positions, the inner module (2) and the two side modules (1) form a lower die cavity of the bumper, the middle part of the inner module (2) is provided with a clamping block (4) protruding upwards, and the inner module (2) is connected with the left and right side modules (1) through T-shaped end rails (401) arranged at the left and right ends of the clamping block (4);

the narrow cavities (6) arranged at the bottoms of the left side module (1) and the right side module (1) are respectively provided with a material returning seat (7) capable of being pressed inwards, and the material returning seats (7) comprise pressing blocks (701) and pressure springs (702).

2. The bumper forming die of the split type convenient-to-detach part according to claim 1, wherein a threaded hole (201) is further formed in each of the left end and the right end of the inner die (2), and the side die (1) is butted in the threaded hole (201) formed in the inner die (2) in a mode of penetrating bolts (5) from outside to inside.

3. The split bumper forming die convenient for unloading the parts according to claim 1 is characterized in that a T-shaped clamping groove (102) is formed in the inner surfaces of the left side module (1) and the right side module (1) vertically, and the side modules (1) are butted on end rails (401) arranged at two ends of the clamping block (4) through the clamping groove (102).

4. The split bumper forming die convenient for unloading the parts according to claim 1, wherein the narrow cavities (6) are respectively provided with a rectangular pressing groove (601) outwards, and the outer wall surfaces corresponding to the pressing grooves (601) are respectively provided with a left pressing hole and a right pressing hole (103).

5. The bumper forming die of the split type convenient-to-unload part according to claim 1, wherein the material returning seat (7) is an L-shaped angle steel, a pressing block (701) with a rectangular block structure is welded on the inner end face of the material returning seat (7), and the material returning seat is slidably matched in the pressing groove (601) through the pressing block (701).

6. The bumper forming die for the split and convenient-to-unload member according to claim 1, wherein two compression springs (702) welded on the inner end surface of the material returning seat (7) are respectively welded in the compression holes (103), and the two compression springs (702) are symmetrically distributed on two sides of the pressing block (701).