CN217098565U

CN217098565U - Forming device of plastic part

Info

Publication number: CN217098565U
Application number: CN202220327418.3U
Authority: CN
Inventors: 李孝正; 罗国庆
Original assignee: Shenzhen Guozheng Plastic Hardware Products Co ltd
Current assignee: Shenzhen Guozheng Plastic Hardware Products Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-02
Anticipated expiration: 2032-02-18

Abstract

The utility model belongs to the technical field of stamping die, concretely relates to forming device of plastic part, including the bed die, the contact has last mould on the bed die, fixed mounting has the cylinder on the bed die, the output fixedly connected with backup pad of cylinder, fixedly connected with slider in the backup pad, backup pad and last mould contact, upward the spout has been seted up on the mould, the inside sliding connection of spout has the slider, the inside fixedly connected with guide bar of spout, the inside sliding connection of slider has the guide bar. The utility model discloses a be provided with backup pad, slider, spout, guide bar, first spring, for the cylinder plays the cushioning effect when can making mould and bed die compound die, the vibrations that send when can effectually preventing mould and bed die compound die cause the damage to the cylinder, the forming device who has solved current plastic part adds man-hour to the plastic part idiosome does not have buffer structure's problem to the cylinder.

Description

Forming device of plastic part

Technical Field

The utility model relates to a stamping die technical field specifically is a forming device of plastic part.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) 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 die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. The existing plastic part forming device does not have a buffer structure on the cylinder when processing a plastic part blank, so that the cylinder is easily damaged, and the existing plastic part forming device is inconvenient to take out a formed plastic part.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a forming device of plastic part, the forming device who has solved current plastic part adds man-hour to the plastic part idiosome and does not have buffer structure to the cylinder, causes the damage to the cylinder easily, and the problem that the forming device of current plastic part is inconvenient takes out fashioned plastic part.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a forming device of plastic part, includes the bed die, the contact has last mould on the bed die, fixed mounting has the cylinder on the bed die, the output fixedly connected with backup pad of cylinder, fixedly connected with slider in the backup pad, backup pad and last mould contact, the spout has been seted up on the last mould, the inside sliding connection of spout has the slider, the inside fixedly connected with guide bar of spout, the inside sliding connection of slider has the guide bar, the outside of guide bar is provided with first spring, the inside sliding connection of bed die has the ejector pin, the one end fixedly connected with connecting plate of ejector pin, fixedly connected with sleeve on the connecting plate, telescopic inside sliding connection has the slide bar, the one end fixedly connected with bed die of slide bar, telescopic inside is provided with the second spring.

Preferably, one end of the first spring is fixedly connected with a sliding block, the other end of the first spring is fixedly connected with an upper die, and the design of the first spring can buffer the air cylinder.

Preferably, the upper die is fixedly connected with a guide block, the lower die is slidably connected with the guide block, and the upper die and the lower die can be assembled more accurately through the design of the guide block.

Preferably, the number of ejector pins is two, two the ejector pins are the symmetric distribution on the connecting plate, through the design of ejector pin, can make things convenient for fashioned plastic part drawing of patterns.

Preferably, the number of the slide bars is a plurality of, and a plurality of the slide bars are symmetrically distributed on the lower die, and the design of the slide bars can drive the ejector rod frame plastic parts to be ejected.

Preferably, one end of the second spring is fixedly connected with a sliding rod, the other end of the second spring is fixedly connected with a connecting plate, and the sliding rod can be driven to reset through the design of the second spring.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a be provided with backup pad, slider, spout, guide bar, first spring, for the cylinder plays the cushioning effect when can making mould and bed die compound die, the vibrations that send when can effectually preventing mould and bed die compound die cause the damage to the cylinder, the forming device who has solved current plastic part adds man-hour to the plastic part idiosome does not have buffer structure's problem to the cylinder.

2. The utility model discloses a be provided with parts such as connecting plate, sleeve, slide bar, second spring, ejector pin, it is ejecting with fashioned plastic part to make the ejector pin when mould and bed die separation on can making, makes the better drawing of patterns of plastic part, and the forming device who has solved current plastic part is inconvenient takes out the problem of fashioned plastic part.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front cross-sectional view of fig. 1 of the present invention;

fig. 3 is an enlarged view of the a-portion structure of fig. 2 according to the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. a cylinder; 4. a support plate; 5. a slider; 6. a chute; 7. a guide bar; 8. a first spring; 9. a guide block; 10. a top rod; 11. a connecting plate; 12. a sleeve; 13. a slide bar; 14. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, a molding device for plastic parts, comprising a lower mold 1, an upper mold 2 contacting the lower mold 1, a cylinder 3 fixedly mounted on the lower mold 1, a supporting plate 4 fixedly connected to an output end of the cylinder 3, a sliding block 5 fixedly connected to the supporting plate 4, the supporting plate 4 contacting the upper mold 2, a chute 6 formed on the upper mold 2, the sliding block 5 slidably connected to the inside of the chute 6, a guiding rod 7 fixedly connected to the inside of the chute 6, a guiding rod 7 slidably connected to the inside of the sliding block 5, a first spring 8 disposed on the outside of the guiding rod 7, a sliding block 5 fixedly connected to one end of the first spring 8, an upper mold 2 fixedly connected to the other end of the first spring 8, and a buffering function for the cylinder 3 by the design of the first spring 8.

Referring to fig. 2, a guide block 9 is fixedly connected to the upper mold 2, the guide block 9 is slidably connected to the inside of the lower mold 1, ejector rods 10 are slidably connected to the inside of the lower mold 1, a connecting plate 11 is fixedly connected to one end of each ejector rod 10, the number of the ejector rods 10 is two, the two ejector rods 10 are symmetrically distributed on the connecting plate 11, and the ejector rods 10 are designed to facilitate demolding of molded plastic parts

Referring to fig. 2-3, a sleeve 12 is fixedly connected to a connecting plate 11, a plurality of slide bars 13 are slidably connected to the interior of the sleeve 12, a lower mold 1 is fixedly connected to one end of each slide bar 13, the plurality of slide bars 13 are symmetrically distributed on the lower mold 1, a second spring 14 is arranged inside the sleeve 12, one end of the second spring 14 is fixedly connected to the slide bar 13, the other end of the second spring 14 is fixedly connected to the connecting plate 11, and the second spring 14 drives an ejector rod 10 to eject out a molded plastic part through the design of the second spring 14.

The utility model discloses the concrete implementation process as follows: when the device is used, the cylinder 3 is started, the output end of the cylinder 3 drives the sliding block 5 on the supporting plate 4 to move, the sliding block 5 drives the upper die 2 to be matched with the lower die 1, the guide block 9 on the upper die 2 slides into the lower die 1, the matching of the upper die 1 and the lower die 2 can be more accurate, when the upper die 1 and the lower die 2 are matched, the supporting plate 4 drives the sliding block 5 to extrude the first spring 8, the cylinder 3 can play a buffering role, the cylinder 3 can be prevented from being damaged, and after the upper die 2 is matched with the lower die 1, the upper die 2 can drive the ejector rod 10 to slide into the lower die 1, the ejector rod 10 drives the connecting plate 11 to move, the connecting plate 11 drives the sleeve 12 to move and stretch the second spring 14, when the output end of the cylinder 3 drives the upper die 2 and the lower die 1 of the supporting plate 4 to separate, the ejector rod 10 on the connecting plate 11 can be driven by the second spring 14 to move, the ejector rod 10 can eject the formed plastic part, so that the formed plastic part can be conveniently demoulded.

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 forming device of plastic part, includes bed die (1), its characterized in that: an upper die (2) is contacted on the lower die (1), an air cylinder (3) is fixedly mounted on the lower die (1), a supporting plate (4) is fixedly connected to the output end of the air cylinder (3), a sliding block (5) is fixedly connected to the supporting plate (4), the supporting plate (4) is contacted with the upper die (2), a sliding groove (6) is formed in the upper die (2), the sliding block (5) is connected to the inside of the sliding groove (6) in a sliding manner, a guide rod (7) is fixedly connected to the inside of the sliding groove (6), the guide rod (7) is connected to the inside of the sliding block (5) in a sliding manner, a first spring (8) is arranged on the outer side of the guide rod (7), an ejector rod (10) is connected to the inside of the lower die (1) in a sliding manner, a connecting plate (11) is fixedly connected to one end of the ejector rod (10), and a sleeve (12) is fixedly connected to the connecting plate (11), the inner portion of the sleeve (12) is connected with a sliding rod (13) in a sliding mode, one end of the sliding rod (13) is fixedly connected with a lower die (1), and a second spring (14) is arranged inside the sleeve (12).

2. The apparatus for molding plastic parts of claim 1, wherein: one end of the first spring (8) is fixedly connected with a sliding block (5), and the other end of the first spring (8) is fixedly connected with an upper die (2).

3. The apparatus for molding plastic parts of claim 1, wherein: the upper die (2) is fixedly connected with a guide block (9), and the lower die (1) is connected with the guide block (9) in a sliding mode.

4. The apparatus for molding plastic parts of claim 1, wherein: the number of the ejector rods (10) is two, and the two ejector rods (10) are symmetrically distributed on the connecting plate (11).

5. The apparatus for molding plastic parts of claim 1, wherein: the number of the sliding rods (13) is multiple, and the sliding rods (13) are symmetrically distributed on the lower die (1).

6. The apparatus for molding plastic parts of claim 1, wherein: one end of the second spring (14) is fixedly connected with a sliding rod (13), and the other end of the second spring (14) is fixedly connected with a connecting plate (11).