CN219600246U

CN219600246U - Leakage-proof injection molding device for plastic product production

Info

Publication number: CN219600246U
Application number: CN202320569767.0U
Authority: CN
Inventors: 周华明; 盘明武; 许晖春
Original assignee: Kunshan Donglaishuo Plastic Co ltd
Current assignee: Kunshan Donglaishuo Plastic Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-08-29
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a leakage-proof injection molding device for plastic product production, which relates to the technical field of injection molding machines and comprises an upper die holder, wherein a die groove is formed in the center of the lower surface of the upper die holder, a square clamping groove is formed in the lower surface of the upper die holder, a plurality of grooves are formed in the upper side of the inner wall of the square clamping groove, two springs are fixedly connected to the upper sides of the inner walls of the grooves, square ring blocks are fixedly connected to the lower ends of the springs together, square protruding blocks are contacted to the lower surfaces of the square ring blocks, the lower surface of the square protruding blocks is fixedly connected with a lower die holder, and a die block is fixedly connected to the center of the upper surface of the lower die holder. The device can remove gaps between the dies, does not leak during injection molding of plastic solution, and can not leak to reduce the quality of products and improve the service performance of the device.

Description

Leakage-proof injection molding device for plastic product production

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to an anti-leakage injection molding device for plastic product production.

Background

Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making thermoplastic plastics or thermosetting plastics into various shaped plastic products by using plastic forming mould. The device is divided into vertical type, horizontal type and full-electric type. The injection molding machine is a main molding device for molding thermoplastic or thermosetting materials into plastic products of various shapes by using a plastic molding die.

The plastic product is a polymer compound polymerized by polyaddition or polycondensation reaction, commonly called resin, the components and shape patterns can be freely changed, and the plastic product is processed by pushing molten plastic into a die cavity through a nozzle of an injection machine and a pouring system of the die under the pushing of a screw rod or a plunger of the injection machine, cooling, hardening and molding the plastic, and finally demoulding.

When the existing plastic products are processed, a plastic mold is generally used for molding after plastic injection molding, when the plastic mold is required to be placed and cooled in the mold for material injection molding, a certain gap exists between the molds, the leakage phenomenon is unavoidable when plastic solution is injected, the quality of products is reduced due to the leakage, and the service performance of equipment is reduced.

Disclosure of Invention

The utility model aims to provide a leakage-proof injection molding device for plastic product production, which solves the problems that in the prior art, when plastic products are processed, a plastic mold is generally used for molding after plastic injection molding, when materials are injected into the mold, the plastic mold needs to be placed and cooled, a certain gap exists between the bottom of the plastic mold and a processing table, leakage is difficult to occur during plastic solution injection molding, the quality of products is reduced due to leakage, and the service performance of equipment is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but plastic products production is with injection molding device of leakage prevention, includes the upper die base, the center department of upper die base lower surface has seted up the mould groove, square draw-in groove has been seted up to the lower surface of upper die base, a plurality of recesses have been seted up to the upside of square draw-in groove inner wall, a plurality of equal fixedly connected with two springs of upside of recess inner wall, a plurality of the common fixedly connected with square ring piece of lower extreme of spring, the lower surface homogeneous phase contact of square ring piece has square lug, the lower surface fixedly connected with die holder of square lug, the center department fixedly connected with mould piece of die holder upper surface can make abundant connection between device and the device, guarantees that equipment can not leak at the course of working material.

Preferably, the periphery of the lower surface of the upper die holder is provided with moving ports which can drive the die holder to move, so that the upper die holder is connected with the lower die holder.

Preferably, the inner walls of the plurality of moving ports are all connected with connecting rods in a sliding manner.

Preferably, fixing openings are formed in the periphery of the upper surface of the lower die holder, and connecting rods are slidably connected to the inner walls of the fixing openings.

Preferably, a shell is arranged on one side surface of the lower die holder.

Preferably, a supporting table is fixedly connected to one side surface of the shell.

Preferably, a feeding box is fixedly connected to one side surface of the supporting table, and a feeding pipe orifice is fixedly connected to one side surface of the feeding box.

The utility model has the technical effects and advantages that:

1. through setting up upper die base, square ring piece, die holder, square lug, recess, the gap between the mould can be got rid of to new equipment, can not appear leaking the phenomenon when plastics solution moulds plastics, can not appear leaking and make the quality of product decline, and the performance of equipment improves.

2. Through setting up upper die base, square ring piece, die holder, square lug, recess to reduce the inside interval of mould, be favorable to the regularity of plastic products surface when shaping.

3. Through setting up upper die base, square ring piece, die holder, square lug, recess, guarantee the possibility that equipment leaked in the course of working, guaranteed the normal course of equipment processing, improved the quality of equipment processing, guaranteed the quality of material.

Drawings

Fig. 1 is a schematic view of a partial cross-sectional structure of the present utility model.

Fig. 2 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.

Fig. 3 is a schematic overall perspective view of the present utility model.

Fig. 4 is a schematic perspective view of an upper die holder according to the present utility model.

Fig. 5 is a schematic perspective view of a lower die holder according to the present utility model.

In the figure: 1. an upper die holder; 2. a mold groove; 3. square ring blocks; 4. a connecting rod; 5. a lower die holder; 6. square protruding blocks; 7. a mold block; 8. a groove; 9. a spring; 10. square clamping groove; 11. a moving port; 12. a fixed port; 13. a housing; 14. a feeding pipe orifice; 15. a feed box; 16. and a support table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

The utility model provides a leak-proof injection molding device for plastic product production, as shown in fig. 1-5, which comprises an upper die holder 1, wherein a die groove 2 is formed in the center of the lower surface of the upper die holder 1, a square clamping groove 10 is formed in the lower surface of the upper die holder 1, the square clamping groove 10 is of a groove body structure formed in one side surface of a rectangular body, a plurality of grooves 8 are formed in the upper side of the inner wall of the square clamping groove 10, two springs 9 are fixedly connected to the upper side of the inner wall of the plurality of grooves 8, the two springs 9 have large elastic deformation capacity, can absorb vibration and impact quantity, have good elastic parts, have the characteristics of easy deformation, large elasticity and the like, the lower ends of the plurality of springs 9 are fixedly connected with a square annular block 3 together, the lower surface of the square annular block 3 is contacted with a square protruding block 6, one side surface of the square protruding block 6 is fixedly connected with the lower die holder 5, the center of the upper surface of the lower die block 5 is fixedly connected with a die block 7, the phenomenon of leak does not occur in the plastic solution injection molding, and the quality of a product is not degraded, and the service performance of equipment is improved.

As shown in fig. 4 and 5, moving ports 11 are formed around the lower surface of the upper die holder 1, connecting rods 4 are slidably connected to the inner walls of the moving ports 11, fixing ports 12 are formed around the upper surface of the lower die holder 5, and connecting rods 4 are slidably connected to the inner walls of the fixing ports 12, so that the internal space of the die is reduced, and the surface regularity of plastic products during molding is facilitated.

As shown in fig. 3, a shell 13 is arranged on one side surface of the lower die holder 5, a supporting table 16 is fixedly connected to one side surface of the shell 13, a material conveying box 15 is fixedly connected to one side surface of the supporting table 16, a material conveying pipe orifice 14 is fixedly connected to one side surface of the material conveying box 15, the possibility of leakage of equipment in the machining process is guaranteed, the normal process of equipment machining is guaranteed, the quality of equipment machining is improved, and the quality of materials is guaranteed

The working principle of the utility model is as follows: when using this novel equipment, at first with the material injection molding to mould inner wall carries out the injection molding, the material that gets into the mould is hot liquid, hot material can expand, the material of inflation extrudes die holder 1, by extrusion die holder 1 can promote the mould groove 2 that die holder 1 surface was seted up, two springs of recess 8 inner wall that the upper die holder 1 surface was seted up are driven through the upper die holder 1 that removes, the spring has the resilience force, utilize the resilience of spring to drive square ring piece 3 and remove, the square ring piece 3 that removes is removed the inner wall of square draw-in groove 10 that upper die holder 1 surface was seted up, get rid of the gap that produces square lug 6 through square ring piece 3, the possibility of leaking appears in the material cooling process has been guaranteed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a plastic products production is with injection molding device that can leak protection, includes upper die base (1), its characterized in that: the die comprises an upper die holder (1), a die groove (2) is formed in the center of the lower surface of the upper die holder (1), a square clamping groove (10) is formed in the lower surface of the upper die holder (1), a plurality of grooves (8) are formed in the upper side of the inner wall of the square clamping groove (10), two springs (9) are fixedly connected to the upper side of the inner wall of the grooves (8), square annular blocks (3) are fixedly connected to the lower ends of the springs (9) together, square protruding blocks (6) are uniformly contacted with the lower surface of the square annular blocks (3), a lower die holder (5) is fixedly connected to the lower surface of the square protruding blocks (6), and a die block (7) is fixedly connected to the center of the upper surface of the lower die holder (5).

2. The leak-proof injection molding apparatus for producing plastic products according to claim 1, wherein: the periphery of the lower surface of the upper die holder (1) is provided with moving ports (11).

3. The leak-proof injection molding apparatus for plastic product production according to claim 2, wherein: the inner walls of the plurality of moving ports (11) are all connected with connecting rods (4) in a sliding manner.

4. The leak-proof injection molding apparatus for producing plastic products according to claim 1, wherein: fixing openings (12) are formed in the periphery of the upper surface of the lower die holder (5), and connecting rods (4) are slidably connected to the inner walls of the fixing openings (12).

5. The leak-proof injection molding apparatus for producing plastic products according to claim 1, wherein: a shell (13) is arranged on one side surface of the lower die holder (5).

6. The leak-proof injection molding apparatus for plastic product production as defined in claim 5, wherein: one side surface of the shell (13) is fixedly connected with a supporting table (16).

7. The leak-proof injection molding apparatus for producing plastic articles according to claim 6, wherein: one side surface of the supporting table (16) is fixedly connected with a material conveying box (15), and one side surface of the material conveying box (15) is fixedly connected with a material conveying pipe orifice (14).