CN217196665U

CN217196665U - Anti-splashing injection mold for automotive interior trim part

Info

Publication number: CN217196665U
Application number: CN202123356080.9U
Authority: CN
Inventors: 付兴放; 祝海凤; 付传宗; 王恩茂; 张培明
Original assignee: Qingdao Kexing Molding Co ltd
Current assignee: Qingdao Kexing Molding Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-16
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a prevent splash automotive interior spare injection mold, including last mould and bed die, the upper end surface of going up the mould has seted up the decompression groove, fixed mounting has the rubber circle in the middle of the inslot of decompression groove, the upper end surface fixed mounting of rubber circle has the spring, the upper end surface fixed mounting of spring has the stopper, the upper end surface fixed mounting of stopper has airtight piece, the equal fixed mounting of surface all around of going up the mould has the connection piece, the lower extreme of going up the mould has the tie all around, the equal fixed mounting of surface all around of bed die has the connecting seat, the upper end surface cover of connecting seat has the plastic layer, the upper end surface cover of bed die has the silica gel layer, the connecting seat is through type swing joint with the tie. The utility model discloses be convenient for increase injection mold's splash-proof structure to can improve injection mold's result of use, have the practicality.

Description

Anti-splashing injection mold for automotive upholstery

Technical Field

The utility model relates to an injection mold's technical field specifically is a prevent splash automotive interior spare injection mold.

Background

The industrial production of the die is used for obtaining various dies and tools of required products by methods such as injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and the like. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The method realizes the processing of the shape of an article mainly through the change of the physical state of a formed material. Plain has the designation of "industrial mother". And forming the blank into a workpiece with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The mold is a precise tool, has a complex shape, bears the expansion force of a blank, and has high requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and the automobile ornament can be produced by injection molding by using the mold during production.

But there is certain defect at present injection mold in the use, injection mold's structure is comparatively single, does not have the structure of preventing splashing for the material of moulding plastics can ooze, and injection mold does not have and prevents the skew structure, causes the injection moulding effect of mould not good, causes the influence to injection mold's result of use, consequently improves injection mold now.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a prevent splash automotive interior spare injection mold can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prevent splash automotive interior spare injection mold, includes mould and bed die, the upper end surface of going up the mould has seted up the relief groove, fixed mounting has the rubber circle in the middle of the inslot of relief groove, the upper end surface fixed mounting of rubber circle has the spring, the upper end surface fixed mounting of spring has the stopper, the upper end surface fixed mounting of stopper has airtight piece, the equal fixed mounting of surface all around of going up the mould has the connection piece, the lower extreme of going up the mould all around equal fixed mounting have the connecting bolt, the equal fixed mounting of surface all around of bed die has the connecting seat, the upper end surface covering of connecting seat has the plastic layer, the upper end surface covering of bed die has the silica gel layer, the connecting seat is through type swing joint with the connecting bolt.

Preferably, the upper die is located the upper end position of bed die, the storehouse of moulding plastics has all been seted up to the surface of upper die and bed die, the storehouse of moulding plastics and decompression groove through connection, the front end surface of upper die is provided with the pipe of moulding plastics, the pipe of moulding plastics is through-type with the storehouse of moulding plastics and is connected, the draw-in groove has been seted up to the front end surface of bed die, the pipe of moulding plastics passes through draw-in groove and bed die joint.

Preferably, the spring and the plug are positioned in the middle of the pressure reducing groove, the size of the plug is matched with that of the pressure reducing groove, and the spring and the plug are movably connected with the upper die.

Preferably, the sealing sheet is located at the upper end of the upper die, and the size of the sealing sheet is larger than that of the decompression groove.

Preferably, the number of connecting pieces is a plurality of groups, a plurality of groups the connecting pieces are located at the outer side position of the lower die, and the plastic layer and the silica gel layer are located at the middle positions of the upper die and the lower die.

Preferably, the upper end surface of connecting bolt is provided with the rubber seat, the spread groove has been seted up to the upper end surface of connecting seat, the size of spread groove and the size phase-match of connecting bolt, the connecting bolt is through connection of run-through type through spread groove and connecting seat.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, through the arranged pressure reducing groove, the rubber ring, the spring, the plug and the sealing sheet, the pressure reducing groove is convenient for communicating the injection molding bin with the outside, the pressure reducing mechanism at the upper end of the upper die is increased, the rubber ring and the spring are convenient for increasing the movable structure between the plug and the pressure reducing groove, and the sealing sheet is convenient for increasing the sealing structure at the upper end of the pressure reducing groove, so that the die can improve the using effect of the injection mold through the plug;

2. the utility model discloses in, through the silica gel layer, airtight piece, connection piece, connecting bolt and the connecting seat that sets up, silica gel piece, airtight piece and connection piece are convenient for increase the connection seal between upper die and bed die, and the connecting bolt passes through swing joint between spread groove and connecting seat, is convenient for increase the location structure of upper die and bed die, improves the skew phenomenon of mould to increase injection mold's practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the anti-splashing injection mold for automotive upholstery of the present invention;

fig. 2 is an explosion diagram of the upper mold and the lower mold of the anti-splashing injection mold for automotive upholstery of the present invention;

FIG. 3 is a schematic structural view of an upper mold of an injection mold for anti-splashing automotive upholstery of the present invention;

FIG. 4 is an explosion diagram of the structure of the lower mold of the anti-splashing injection mold for automotive upholstery of the present invention;

fig. 5 is the utility model relates to a local structure section view of last mould and relief groove among splash-proof automotive interior spare injection mold.

In the figure: 1 go up mould, 2 bed dies, 3 rubber circle, 4 springs, 5 stoppers, 6 airtight pieces, 7 connection pieces, 8 connecting bolts, 9 connecting seats, 10 plastic layers, 11 silica gel layers, 12 storehouse, 13 injection molding pipes, 14 rubber seats, 15 connecting grooves, 16 draw-in grooves, 17 decompression groove.

Detailed Description

In order to make the present invention achieve the purpose and the efficacy of the technical means, the present invention is easy to understand and understand, and the present invention is further explained below by combining with the detailed embodiments.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indication or suggestion that the indicated use or element must have a specific direction to be constructed and operated in a specific direction, and thus, cannot be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-5, an anti-splashing injection mold for automotive upholstery, including an upper mold 1 and a lower mold 2, a pressure reducing groove 17 is formed in the outer surface of the upper end of the upper mold 1, a rubber ring 3 is fixedly mounted in the middle of the groove of the pressure reducing groove 17, a spring 4 is fixedly mounted on the outer surface of the upper end of the rubber ring 3, a plug 5 is fixedly mounted on the outer surface of the upper end of the spring 4, a sealing sheet 6 is fixedly mounted on the outer surface of the upper end of the plug 5, a connecting sheet 7 is fixedly mounted on the outer surface of the periphery of the upper mold 1, a connecting bolt 8 is fixedly mounted on the periphery of the lower end of the upper mold 1, a connecting seat 9 is fixedly mounted on the outer surface of the periphery of the lower mold 2, a plastic layer 10 covers the outer surface of the upper end of the connecting seat 9, a silica gel layer 11 covers the outer surface of the upper end of the lower mold 2, and the connecting seat 9 and the connecting bolt 8 are movably connected in a penetrating manner.

Wherein, it is located the upper end position of bed die 2 to go up mould 1, the storehouse 12 of moulding plastics has all been seted up to the surface of going up mould 1 and bed die 2, the storehouse 12 and the decompression groove 17 through connection of moulding plastics, the front end surface of going up mould 1 is provided with injection molding pipe 13, injection molding pipe 13 is the through connection with the storehouse 12 of moulding plastics, draw-in groove 16 has been seted up to the front end surface of bed die 2, injection molding pipe 13 passes through draw-in groove 16 and bed die 2 joint, the one end of injection molding pipe 13 is connected the transport that the injection molding machine is used for the material of moulding plastics, make the material through pouring into the plastics of being used for the material in the storehouse 12 of moulding plastics, decompression groove 17 is convenient for keep unanimous with outside atmospheric pressure with the storehouse 12 of moulding plastics, avoid the splash of the material of moulding plastics.

Wherein, spring 4 and stopper 5 are located the intermediate position of decompression groove 17, and the size phase-match of stopper 5 and decompression groove 17, spring 4 and stopper 5 are movable connection with last mould 1, are convenient for increase the swing joint between stopper 5 and the decompression groove 17 through spring 4, are convenient for remove stopper 5 in decompression groove 17, increase the inside mechanism of decompressing of mould.

The sealing sheet 6 is located at the upper end of the upper die 1, the size of the sealing sheet 6 is larger than that of the pressure reduction groove 17, the sealing structure at the upper end of the pressure reduction groove 17 is convenient to increase through the sealing sheet 6, and the injection molding materials in the die are prevented from splashing.

Wherein, the quantity of connection piece 7 is a plurality of groups, and a plurality of groups connection piece 7 are located the outside position of bed die 2, and plastic layer 10 and silica gel layer 11 are located the intermediate position of last mould 1 and bed die 2, and connection piece 7, plastic layer 10 and silica gel layer 11 are convenient for increase the connection seal between top mould 1 and bed die 2.

Wherein, the upper end surface of connecting bolt 8 is provided with rubber seat 14, and connecting groove 15 has been seted up to the upper end surface of connecting seat 9, and the size of connecting groove 15 and the size phase-match of connecting bolt 8, connecting bolt 8 are the run-through connection through connecting groove 15 and connecting seat 9, and connecting bolt 8 is convenient for increase the anti-migration function of top die 1 and bottom die 2 through the swing joint between connecting groove 15 and connecting seat 9.

It should be noted that, the utility model relates to a prevent splash automotive interior spare injection mold, during the use, through spread groove 15 with connecting bolt 8 and connecting seat 9 joint, make upper die 1 connection piece 7 cover all around in the upper end position all around of bed die 2, the lower extreme of going up die 1 is hugged closely with plastic layer 10 and silica gel layer 11, carry out airtight processing to the outside of mould, mould plastics pipe 13 and draw-in groove 16 joint, then use current mould injection technique, it injects the material to make progress into mould plastics storehouse 12 in the middle of mould 1 and bed die 2 through moulding plastics pipe 13, it makes atmospheric pressure in the storehouse the same with the atmospheric pressure of outside to mould plastics in-process through lining up of bed die 1, make stopper 5 receive pressure rebound drive spring 4 upwards to stretch, airtight piece 6 is used for carrying out airtight processing to the upper end of splashing groove 17, avoid the spraying of material.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent splash automotive interior spare injection mold, includes upper mold (1) and bed die (2), its characterized in that: the outer surface of the upper end of the upper die (1) is provided with a pressure reducing groove (17), the middle of the inner part of the pressure reducing groove (17) is fixedly provided with a rubber ring (3), a spring (4) is fixedly arranged on the outer surface of the upper end of the rubber ring (3), a plug (5) is fixedly arranged on the outer surface of the upper end of the spring (4), the outer surface of the upper end of the plug (5) is fixedly provided with a sealing sheet (6), the outer surfaces of the periphery of the upper die (1) are fixedly provided with connecting sheets (7), the periphery of the lower end of the upper die (1) is fixedly provided with connecting bolts (8), the outer surfaces of the periphery of the lower die (2) are fixedly provided with connecting seats (9), the outer surface of the upper end of the connecting seat (9) is covered with a plastic layer (10), the outer surface of the upper end of the lower die (2) is covered with a silica gel layer (11), the connecting seat (9) is movably connected with the connecting bolt (8) in a penetrating way.

2. The automotive interior spare injection mold that splashes of preventing of claim 1, characterized in that: go up mould (1) and be located the upper end position of bed die (2), the storehouse (12) of moulding plastics has all been seted up to the surface of going up mould (1) and bed die (2), the storehouse (12) of moulding plastics and decompression groove (17) through connection, the front end surface of going up mould (1) is provided with moulds plastics pipe (13), mould plastics pipe (13) and mould plastics storehouse (12) and be through-going connection, draw-in groove (16) have been seted up to the front end surface of bed die (2), mould plastics pipe (13) through draw-in groove (16) and bed die (2) joint.

3. The automotive interior spare injection mold that splashes of preventing of claim 1, characterized in that: spring (4) and stopper (5) are located the intermediate position of decompression groove (17), the size phase-match of stopper (5) and decompression groove (17), spring (4) and stopper (5) are movable connection with last mould (1).

4. The automotive interior spare injection mold that splashes of preventing of claim 1, characterized in that: the sealing sheet (6) is positioned at the upper end of the upper die (1), and the size of the sealing sheet (6) is larger than that of the decompression groove (17).

5. The automotive interior spare injection mold that splashes of preventing of claim 1, characterized in that: the quantity of connection piece (7) is a plurality of groups, a plurality of groups connection piece (7) are located the outside position of bed die (2), plastic layer (10) and silica gel layer (11) are located the intermediate position of last mould (1) and bed die (2).

6. The automotive interior spare injection mold that splashes of preventing of claim 1, characterized in that: the upper end surface of connecting bolt (8) is provided with rubber seat (14), spread groove (15) have been seted up to the upper end surface of connecting seat (9), the size of spread groove (15) and the size phase-match of connecting bolt (8), connecting bolt (8) are the run-through connection through spread groove (15) and connecting seat (9).