CN-122007228-A - Full-periphery back-off side-pushing forming die and full-periphery back-off side-pushing forming method

CN122007228ACN 122007228 ACN122007228 ACN 122007228ACN-122007228-A

Abstract

The invention discloses a full-circle back-off side-pushing forming die and a full-circle back-off side-pushing forming method, wherein the lower die comprises a lower die seat of which the top surface is provided with a lower die plate, a storage table of side-pushing forming blocks is arranged on the periphery of the lower die seat, side-pushing matching blocks are arranged on the outer sides of the side-pushing forming blocks, and limiting blocks are arranged on the outer sides of the side-pushing matching blocks; the upper die comprises an upper die seat, wherein the bottom of the upper die seat is provided with a stripping plate and a stripping plate, a wedge column and a spring column are arranged perpendicular to the stripping plate, an inner supporting block is assembled at the bottom of the spring column in a sliding mode, an inner pressing block is arranged in the middle of the bottom surface of the stripping plate, the inner pressing block is in guide fit with the inner supporting block, the wedge column is in guide fit with a side pushing fit block, and the side pushing shaping block is pushed to push the side of the material to be shaped in the pressing stroke of the upper die. Therefore, the materials between the upper die and the lower die are locked and fixed through linkage fit of the components of the upper die and the lower die, and the side plates of the materials are laterally pushed and formed, only one set of die is needed, so that the production cost is obviously reduced, machining marks possibly generated by a cutting process are avoided, and the yield is improved.

Inventors

YANG FUMIN
ZHENG XIZENG
LIU HUIXIN
DENG QIUJU

Assignees

珠海市金创科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260316

Claims (10)

1. The utility model provides a full circumference back-off side pushes away forming die which characterized in that includes: The lower die is used for limiting and placing materials, and an upper die is arranged at the top of the lower die; The lower die comprises a lower die seat, a lower die plate is assembled on the top surface of the lower die seat, a storage table is arranged in the middle of the top surface of the lower die plate, side pushing molding blocks are arranged around the storage table, side pushing matching blocks are arranged on the outer sides of the side pushing molding blocks, and limiting blocks are assembled on the outer sides of the side pushing matching blocks; The upper die comprises an upper die base, a stripping plate is arranged at the bottom of the stripping plate, wedge columns and spring columns are arranged perpendicular to the stripping plate, and an inner supporting block is assembled at the bottom of the spring columns in a sliding manner; an inner pressing block is arranged in the middle of the bottom surface of the stripper plate, the side inclined surface of the inner pressing block is in guide fit with the side inclined surface of the inner supporting block, and the material on the top surface of the object placing table is limited and locked in the downward pressing stroke of the upper die; The inclined plane of the end part of the wedge column is matched with the inclined plane of the top of the side pushing matching block in a guiding way, and the convex part of the side pushing shaping block is pushed to push the side edge of the material which is locked in a limiting way in the pushing stroke of the upper die.
2. The full periphery back-off side pushing forming die of claim 1, comprising: The material comprises a smooth base plate and a side plate perpendicular to the edge of the base plate.
3. The full-circle back-off side-pushing forming die of claim 2, comprising: in the first downward stroke of the upper die, the bottom surface of the inner supporting block touches and supports the substrate surface of the material.
4. A full circumference back-off side pushing forming die as claimed in claim 3, comprising: In the second pressing stroke of the upper die, the bottom surface of the inner pressing block touches and presses the surface of the substrate of the material, and meanwhile, the inclined surface of the inner pressing block pushes the inclined surface of the inner supporting block to push the inner supporting block to diffuse and slide, and the convex part of the inner supporting block props against the inner side of the side plate of the material to limit and lock the material.
5. The full periphery back-off side pushing forming die of claim 4, comprising: In the third pressing stroke of the upper die, the inclined plane of the end part of the wedge column pushes the inclined plane of the side pushing matching block to push the side pushing matching block to be folded and slid.
6. The full periphery back-off side pushing forming die of claim 5, comprising: the side pushing matching block pushes the side pushing shaping block to be folded and slid, and the protruding part of the side pushing shaping block pushes the side edge of the material which is locked in a limiting way to be folded.
7. The full periphery back-off side pushing forming die of claim 6, comprising: In the fourth pressing stroke of the upper die, the side pushing shaping block is folded and slides to the stroke limit, and the protruding part pushes and shapes the side edge of the material.
8. The full periphery back-off side pushing forming die of claim 7, comprising: In the demolding stroke of the upper mold, the side pushing molding block and the side pushing matching block are separated from the outer side wall of the material in a diffusion mode, the inner supporting block is separated from the surface of the material in a lifting mode, the inner supporting block is separated from the inner side wall of the material in a shrinkage mode, and the formed material is placed on the top surface of the object placing table.
9. The full-circumference back-off side-pushing forming method is characterized by comprising the following steps of: locking and placing materials on the top of the lower die; The upper die is pressed down to support the material; The upper die continues to be pressed down to drive the lower die to push and shape the material laterally; The upper die is lifted to be separated from the lower die.
10. The full circumference back-off side pushing forming method according to claim 9, comprising: the material back-off is placed at the top of the lower die, the upper end face of the material is attached to the upper end face of the lower die, and the side plate of the material is vertically upwards relative to the upper end face of the lower die.

Description

Full-periphery back-off side-pushing forming die and full-periphery back-off side-pushing forming method Technical Field The invention relates to the technical field of mold processing, in particular to a full-circumference back-off side-pushing forming mold and a full-circumference back-off side-pushing forming method. Background At present, when producing aluminum alloy shells of electronic products such as flat plates, notebook computers and the like, a cutting process is often adopted to forcedly scrape and mold aluminum alloy raw materials, but the three-damage reject ratio of the cutting process is higher, obvious processing marks are easy to exist on the molded shells, and contradiction exists between the obvious processing marks and higher requirements of the electronic products on the appearance of the shells. In addition, the corners of the electronic product shell often need to be finished, and in order to reduce the generation of scraps, a plurality of sets of dies such as a chamfering die, a scrap cutting die and the like are adopted in the processing process besides the scraping and forming female die, so that the die opening cost is obviously increased, and the production cost is higher. Disclosure of Invention The first aspect of this embodiment discloses a full circumference back-off side pushing forming die, specifically includes: The lower die is used for limiting and placing materials, and an upper die is arranged at the top of the lower die; The lower die comprises a lower die seat, a lower die plate is assembled on the top surface of the lower die seat, a storage table is arranged in the middle of the top surface of the lower die plate, side pushing molding blocks are arranged around the storage table, side pushing matching blocks are arranged on the outer sides of the side pushing molding blocks, and limiting blocks are assembled on the outer sides of the side pushing matching blocks; The upper die comprises an upper die base, a stripping plate is arranged at the bottom of the stripping plate, wedge columns and spring columns are arranged perpendicular to the stripping plate, and an inner supporting block is assembled at the bottom of the spring columns in a sliding manner; an inner pressing block is arranged in the middle of the bottom surface of the stripper plate, the side inclined surface of the inner pressing block is in guide fit with the side inclined surface of the inner supporting block, and the material on the top surface of the object placing table is limited and locked in the downward pressing stroke of the upper die; The inclined plane of the end part of the wedge column is matched with the inclined plane of the top of the side pushing matching block in a guiding way, and the convex part of the side pushing shaping block is pushed to push the side edge of the material which is locked in a limiting way in the pushing stroke of the upper die. As an alternative embodiment, the material comprises a smooth base plate and side plates perpendicular to the edges of the base plate. As an alternative embodiment, in the first pressing stroke of the upper die, the bottom surface of the inner supporting block touches and supports the substrate surface of the material. As an optional implementation manner, in the second pressing stroke of the upper die, the bottom surface of the inner pressing block touches and presses the surface of the substrate of the material, and meanwhile, the inclined surface of the inner pressing block pushes the inclined surface of the inner supporting block to push the inner supporting block to diffuse and slide, and the convex part of the inner supporting block props against the inner side of the side plate of the material to limit and lock the material. As an alternative implementation manner, in the third pressing stroke of the upper die, the inclined surface of the end part of the wedge column pushes the inclined surface of the side push matching block to push the side push matching block to be folded and slid. As an optional implementation manner, the side pushing matching block of the folding sliding pushes the side pushing shaping block to fold and slide, and the convex part of the side pushing shaping block pushes the side edge of the material which is locked in a limiting way to fold. As an alternative implementation manner, in the fourth pressing stroke of the upper die, the side pushing shaping block is folded and slid to a stroke limit, and the protruding part pushes and shapes the side edge of the material. As an optional implementation manner, in the demolding stroke of the upper mold, the side pushing molding block and the side pushing matching block are separated from the outer side wall of the material in a diffusion manner, the inner supporting block is lifted to be separated from the surface of the material, the inner supporting block is contracted to be separated from the inner side wall of the material, and the molded material is placed o