CN215472829U

CN215472829U - Injection mold structure for improving correction degree of injection molding product

Info

Publication number: CN215472829U
Application number: CN202121134334.XU
Authority: CN
Inventors: 徐伟峰
Original assignee: Wuxi Jinyuan Precision Mould Co ltd
Current assignee: Wuxi Jinyuan Precision Mould Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-01-11
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an injection mold structure for improving the correction degree of an injection product, which comprises a base, wherein four corners of the top of the base are fixedly connected with positioning rods, the outer walls of the four positioning rods are jointly provided with an upper mold and a lower mold, the center of the top of the upper mold is provided with a feed pipe and a storage pipe, the edge of the top of the upper mold is provided with a plurality of exhaust holes, and both sides of the outer wall of the lower mold are provided with correction components. According to the utility model, through the mutual matching between the correction assembly and the storage tube, the raw material in the storage tube is extruded through the push rod and the sealing block, and is blended and extruded with the injection molding raw material, so that air in the injection molding raw material is discharged and enters the storage tube.

Description

Injection mold structure for improving correction degree of injection molding product

Technical Field

The utility model relates to the technical field of auxiliary equipment of injection molds, in particular to an injection mold structure for improving the correction degree of an injection molding product.

Background

With the advancement of technology, injection molding products have occupied a place in the market. An injection-molded article is a molded article obtained by stirring a completely molten plastic material at a certain temperature by a screw, injecting the material into a cavity under high pressure, and cooling and solidifying the material. Injection molding is one of the important processing methods, and is suitable for mass production of parts with complex shapes.

At present, the mould is usually manufactured or purchased in a factory, then the injection molding product is obtained by injection molding of the mould, the finished product produced by injection molding is easy to carry air to enter the mould when injection molding, and the inside of the injection molding product contains air bubbles, wherein, if part of the air bubbles are shown on the surface of the injection molding product, gaps are formed, the appearance integrity of the injection molding product is influenced, manual secondary repair is needed, a large amount of manpower and time are consumed, and the production quality and the production efficiency of the product are reduced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the existing injection mold has low correction degree, needs manual repair after an injection molding product is taken out, consumes a large amount of manpower and time, and greatly reduces the production efficiency and the production quality of the injection molding product.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an improve injection mold structure of injection molding article correction degree, the on-line screen storage device comprises a base, the equal fixedly connected with locating lever of four corners in base top, four the locating lever outer wall is provided with mould and bed die jointly, four corners in last mould top all are provided with the bolt, it is provided with inlet pipe and holding tube to go up mould top center department, it is provided with a plurality of exhaust holes to go up mould top edge, bed die outer wall both sides all are provided with the correction subassembly.

Preferably, revise the subassembly including accomodating the pipe, it is provided with four, four to accomodate the pipe and all run through the bed die lateral wall and rather than fixed connection, four accomodate the intraduct and all closely laminate and have sealed piece, one side fixedly connected with push rod of bed die is kept away from to sealed piece, fixedly connected with connecting rod, four are located at one side center that sealed piece was kept away from to the push rod the connecting rod runs through respectively that the receipts that corresponds manages and common fixedly connected with handrail.

Preferably, the push rod lateral wall with accomodate a pipe inside wall sliding connection, during moulding plastics, during user's pulling handrail drives sealed piece indentation and accomodates the pipe, be convenient for inhale the pipe of accomodating with the part raw materials of moulding plastics to injection mold moulds plastics and accomplishes the back, releases the inspiratory raw materials of moulding plastics, makes the raw materials reach the saturation in the mould, and extrudes the raw materials with bubble wherein, gets into in the holding tube.

Preferably, the storage pipe inside wall scribbles the silicon oil layer, prevents to mould plastics the raw materials and bonds at the storage pipe inside wall.

Preferably, the four positioning rods penetrate through the upper die and the lower die, the four bolts correspond to the four positioning rods one to one respectively, and the bolts are in threaded connection with the tops of the positioning rods.

Preferably, the heating element is embedded in the center of the inner part of the base, the mold and the accommodating pipe are preheated before injection molding, and meanwhile, the mold can be kept at a certain temperature during injection molding, so that the molding speed of the mold is delayed, and sufficient time is provided for a user to extrude bubbles in raw materials.

The utility model has the following beneficial effects:

according to the utility model, through mutual matching between the correction assembly and the storage tube, part of raw materials are pumped into the storage tube through the push rod and the sealing block for storage, when the raw materials are to be filled, the raw materials in the storage tube are extruded, and the injection molding raw materials are blended and extruded, so that air in the injection molding raw materials is discharged and enters the storage tube.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of a correction assembly according to the present invention.

In the figure: 1. a base; 2. positioning a rod; 3. an upper die; 4. a lower die; 5. a bolt; 6. a feed pipe; 7. a storage tube; 8. an exhaust hole; 9. a correction component; 901. receiving a tube; 902. a sealing block; 903. a push rod; 904. a connecting rod; 905. a handrail.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 and 2, an injection mold structure for improving the correction of an injection product includes a base 1, wherein a heating element is embedded in the center of the base 1, and the mold and a receiving tube 901 are preheated before injection molding, and simultaneously, the mold can be kept at a certain temperature during injection molding, so as to delay the molding speed of the mold and provide sufficient time for a user to extrude bubbles in raw materials. Equal fixedly connected with locating lever 2 in four corners in base 1 top, 2 outer walls of four locating levers are provided with mould 3 and bed die 4 jointly, and mould 3 and bed die 4 are all run through to four locating levers 2, and four bolts 5 respectively with four locating levers 2 one-to-ones,

bolt

5 and 2 top threaded connection of locating lever are convenient for be in the same place mould 3 and bed die 4 are fixed. Four corners at the top of upper die 3 all are provided with

bolt

5, and 3 top centers of upper die department are provided with inlet pipe 6 and

storage tube

7, and 3 top edges of upper die are provided with a plurality of

exhaust holes

8, and 4 outer wall both sides of lower die all are provided with correction subassembly 9.

As shown in fig. 3, the correcting unit 9 includes a receiving tube 901, and an inner sidewall of the receiving tube 901 is coated with a silicone oil layer to prevent the injection molding material from adhering to the inner sidewall of the receiving tube 901. Accomodate pipe 901 and be provided with four, four accomodate pipe 901 all run through the lower mould 4 lateral wall and rather than fixed connection, four accomodate inside all closely laminating of pipe 901 has sealed piece 902, one side fixedly connected with push rod 903 of lower mould 4 is kept away from to sealed piece 902, one side center department fixedly connected with connecting rod 904 that sealed piece 902 was kept away from to push rod 903, four connecting rods 904 run through the receipts pipe 901 that corresponds respectively and common fixedly connected with handrail 905.

Push rod 903 lateral wall and accomodate pipe 901 inside wall sliding connection, during moulding plastics, the user pulls handrail 905 and drives during sealed piece 902 indentation accomodates pipe 901, is convenient for inhale some raw materials of moulding plastics and accomodates pipe 901 in, so that injection mold moulds plastics and accomplishes the back, releases inspiratory raw materials of moulding plastics for raw materials reach the saturation in the mould, and extrude the raw materials of moulding plastics with the bubble wherein, get into in the storage tube 7.

When the injection molding machine is used, firstly, a user slides the corresponding upper die 3 and the corresponding lower die 4 down from the four positioning rods 2, fixes the upper die 3 and the lower die by using the bolts 5, opens the exhaust holes 8 at the top of the upper die 3, simultaneously starts the heating element in the base 1, preheats the lower die 4, and then injection molding can be started. The raw materials of moulding plastics lets in from inlet pipe 6, most air in the mould is discharged through exhaust hole 8, when the mould will be annotated fully, exhaust hole 8 is closed, pulling handrail 905 drives sealed piece 902 and retracts and accomodates in the pipe 901, inhale some raw materials of moulding plastics in accomodating the pipe 901, continue to add the raw materials of moulding plastics simultaneously, when moulding plastics and accomplishing, promote handrail 905, extrude the raw materials from accomodating the pipe 901, make the raw materials reach the saturation in the mould, and extrude the raw materials with the bubble wherein, get into in the storage tube 7, thereby improve the correction degree of injection molding, the bubble content in the greatly reduced mould, improve its production quality. The surplus raw materials of moulding plastics that moulds plastics and the bubble of extruding from the raw materials all get into in the memotron 7, close the valve between memotron 7 and the last mould 3 again, and sealed

piece

902 and 4 inside walls of bed die are located the coplanar this moment, have guaranteed that the injection moulding article surface that processes out keeps the roughness.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an improve injection mold structure of injection molding article correction degree, includes base (1), its characterized in that: the improved die is characterized in that positioning rods (2) are fixedly connected to four corners at the top of the base (1), four positioning rods (2) are arranged on the outer wall of the base (1), bolts (5) are arranged at the four corners at the top of the upper die (3), an inlet pipe (6) and a storage pipe (7) are arranged at the center of the top of the upper die (3), a plurality of exhaust holes (8) are formed in the edge of the top of the upper die (3), and correction assemblies (9) are arranged on the two sides of the outer wall of the lower die (4).

2. An injection mold structure for improving the correction degree of an injection molding product according to claim 1, wherein: the correcting assembly (9) comprises storage pipes (901), the storage pipes (901) are four, the four storage pipes (901) penetrate through the side wall of the lower die (4) and are fixedly connected with the side wall of the lower die, sealing blocks (902) are tightly attached to the inside of the four storage pipes (901), one side of each sealing block (902) far away from the lower die (4) is fixedly connected with a push rod (903), one side of each push rod (903) far away from the corresponding sealing block (902) is fixedly connected with a connecting rod (904), and the four connecting rods (904) penetrate through the corresponding storage pipes (901) and a common fixedly connected handrail (905) respectively.

3. An injection mold structure for improving the correction degree of an injection molding product according to claim 2, wherein: the outer side wall of the push rod (903) is connected with the inner side wall of the containing pipe (901) in a sliding mode.

4. An injection mold structure for improving the correction degree of an injection molding product according to claim 2, wherein: the inner side wall of the containing pipe (901) is coated with a silicon oil layer.

5. An injection mold structure for improving the correction degree of an injection molding product according to claim 1, wherein: the four positioning rods (2) penetrate through the upper die (3) and the lower die (4), the four bolts (5) correspond to the four positioning rods (2) one to one, and the bolts (5) are in threaded connection with the tops of the positioning rods (2).

6. An injection mold structure for improving the correction degree of an injection molding product according to claim 1, wherein: a heating element is embedded in the center of the inner part of the base (1).