CN101885224B

CN101885224B - Moulding mould for dual-density product

Info

Publication number: CN101885224B
Application number: CN201010213346A
Authority: CN
Inventors: 徐瑞亮
Original assignee: SHANGHAI ZIYUAN AUTOMOBILE COMPONENTS AND PARTS CO Ltd
Current assignee: SHANGHAI ZIYUAN AUTOMOBILE COMPONENTS AND PARTS CO Ltd
Priority date: 2010-06-28
Filing date: 2010-06-28
Publication date: 2012-10-24
Anticipated expiration: 2030-06-28
Also published as: CN101885224A

Abstract

The invention discloses a moulding mould for a dual-density product, comprising a mould moving template, a mould fixing template, a mould moving rear panel, a mould fixing rear panel, a mould fixing cooling water pipe, a mould moving steaming chamber, a mould fixing steaming chamber, a mould moving spile assembly and a mould fixing spile assembly, wherein the mould moving spile assembly is mounted on the mould moving template in a plug-in manner and can be inserted into a cavity to divide the cavity into three parts which are used for infecting raw materials with different densities, the mould fixing spile assembly arranged corresponding to the mould moving spile assembly is mounted on the mould fixing template in a plug-in manner, and the mould fixing spile assembly can not only withdraw from the mould fixing template under action of the mould moving spile assembly but also reinsert into the mould fixing template to seal the cavity after withdrawal of the mould moving spile assembly from the cavity. The invention can mould two different raw materials into the dual-density product for one time, thereby shortening production cycle by 50%, improving capacity, saving production cost, increasing strength of products and ensuring quality stability.

Description

The mould of double-density product

Technical field

The present invention relates to a kind of mould, relate in particular to a kind of mould of double-density product.

Background technology

At present, for PP-E, PS-E, dual density expanded materials such as PE-E.Generally all be to use twice moulding, forming method comprises following two kinds:

First kind, the material of two kinds of different densities is made into two parts respectively, be bonded together two parts with glue then.

Second kind, relay in die cavity after the formed product with a kind of density material, the material of the another kind of density of reshaping makes two parts stick together by Steam Heating.

All because be twice moulding, the production cycle has increased by one times for two kinds of methods, and the running cost of the cost that first method also increases glue when fitting is difficult to during handwork guarantee that the product of fitting meets digital-to-analogue; Second method has a kind of density material in another kind of density material moulding, and it will receive the heating of primary steam again, and apparent being easy to burnt.Second kind of density material of moulding the time, manual and be placed on first kind of density material of first moulding in the die cavity in addition, equipment can not automatically be done like this.Manufacturing cost is higher than first method.

Summary of the invention

The object of the invention is exactly in order to provide a kind of mould that can one-time formed double-density product.

In order to achieve the above object; The present invention has adopted following technical scheme: a kind of mould of double-density product; Comprise shifting formwork template, solid model template, shifting formwork backboard, solid model backboard and solid model cooling water pipe; Between shifting formwork template and shifting formwork backboard, be provided with the shifting formwork vaporium; Between solid model template and solid model backboard, be provided with the solid model vaporium, the solid model cooling water pipe is arranged in the solid model vaporium, between shifting formwork template and solid model template, forms a die cavity that is used for the moulding double-density product behind shifting formwork template and the solid model template matched moulds; Be characterized in, also comprise shifting formwork plate assembly and solid model plate assembly, shifting formwork plate assembly is inserted on the shifting formwork template and can inserts in the die cavity die cavity is separated into three parts that are used to inject the different densities raw material; Solid model plate assembly is inserted on the solid model template corresponding to shifting formwork plate assembly, and solid model plate assembly can withdraw from the solid model template and after shifting formwork plate assembly withdraws from die cavity, insert the solid model template again and seal die cavity under the effect of shifting formwork plate assembly.

Described shifting formwork plate assembly comprises two cylinders and two blocks of shifting formwork plates; Two cylinders are installed in the shifting formwork backboard outside respectively; Its piston rod passes the shifting formwork backboard respectively and links to each other with two blocks of shifting formwork plates respectively, and the front end of two blocks of shifting formwork plates is inserted on the shifting formwork template respectively and can under the effect of cylinder, gets into or withdraw from die cavity.

Described solid model plate assembly comprise two blocks of solid model plates, auxiliary moving plate, a plurality of spring and with the spring base and the spring slide bar of the supporting setting of spring; The auxiliary moving plate is arranged on the inboard of solid model backboard and is fixedly linked with two solid model plates; Each spring base is installed in the outside of solid model backboard respectively; One end of each spring is separately positioned in each spring base; The other end is pressed on respectively on the auxiliary moving plate, and each spring slide bar passes each spring base respectively and is fixedly linked with each spring and with the auxiliary moving plate.

The mould of double-density product of the present invention makes it have following advantage and characteristics in use owing to adopted above technical scheme:

1, can two kinds of different raw materials one-shot formings be become to have the product of two kinds of different densities, practice thrift the half the manufacturing cycle, improve production capacity, practice thrift manufacturing cost;

2, the complete Cheng Han in the position that is made up of the different densities material in the product has increased the intensity of product together;

3, size and dimension more can adhere to specification, and has guaranteed quality of stability.

Description of drawings

Fig. 1 is the plane perspective structural representation of the mould of double-density product of the present invention;

Fig. 2 is the volume rendering structural representation of the mould of double-density product of the present invention;

Fig. 3 is the perspective view of the shifting formwork among the present invention.

The specific embodiment

Referring to Fig. 1; Cooperation is referring to Fig. 2, Fig. 3; The mould of double-density product of the present invention; Comprise shifting formwork template 1, solid model template 2, shifting formwork backboard 3, solid model backboard 4, solid model cooling water pipe 5, shifting formwork plate assembly 6 and solid model plate assembly 7, between shifting formwork template 1 and shifting formwork backboard 3, be provided with shifting formwork vaporium 8, between solid model template 2 and solid model backboard 4, be provided with solid model vaporium 9; Solid model cooling water pipe 5 is arranged in the solid model vaporium 9, between shifting formwork and solid model, forms a die cavity that is used for the moulding double-density product behind shifting formwork template 1 and solid model template 2 matched moulds.Shifting formwork plate assembly 6 is inserted on the shifting formwork template 1 and can inserts in the die cavity die cavity is separated into three parts that are used to inject the different densities raw material; Solid model plate assembly 7 is inserted on the solid model template 2 corresponding to shifting formwork plate assembly, and solid model plate assembly 7 can withdraw from solid model template 2 and after shifting formwork plate assembly 6 withdraws from die cavity, insert solid model template 2 again and seal die cavity under the effect of shifting formwork plate assembly 6.

Shifting formwork plate assembly 6 among the present invention comprises two cylinders 61 and two blocks of shifting formwork plates 62; Two cylinders 61 are installed in the outside of shifting formwork backboard 3 respectively; Its piston rod passes the shifting formwork backboard respectively and links to each other with two blocks of shifting formwork plates 62 respectively, and the front end of two blocks of shifting formwork plates 62 is inserted on the shifting formwork template 1 respectively and can under the effect of cylinder 61, gets into or withdraw from die cavity.

Solid model plate assembly 7 among the present invention comprise two blocks of solid model plates 71, auxiliary moving plate 72, a plurality of spring 73 and with the spring base 74 and the spring slide bar 75 of the supporting setting of spring; Auxiliary moving plate 72 is arranged on the inboard of solid model backboard 4 and is fixedly linked with two solid model plates 71; Each spring base 74 is installed in the outside that solid model is carried on the back 4 plates respectively; One end of each spring 73 is separately positioned in each spring base 74; The other end is pressed on respectively on the auxiliary moving plate 72, and each spring slide bar 75 passes each spring base 74 respectively and is fixedly linked with each spring 73 and with auxiliary moving plate 72.

The course of work principle of the mould of double-density product of the present invention is:

1, behind the matched moulds, cylinder 61 ejects solid model template 2 to shifting formwork plate 62 jacking die cavities to solid model plate 71, makes shifting formwork plate 62 be divided into three parts to die cavity fully, and two ends are high density raw material injection zones, and the centre is a low-density raw material injection zone.

2, through spray gun the high density raw material of fusion is expelled to the high density raw material injection zone at die cavity two ends respectively, with the low-density feed injection of the fusion low-density raw material injection zone in the middle of the die cavity.

3, withdraw from die cavity to shifting formwork plate 62 with cylinder then and be retained on the shifting formwork template 1, live die cavity, do not allow raw material to drain to shifting formwork vaporium 8 from die cavity from shifting formwork template 1 one side seals.

4, solid model plate 71 is to control with spring 73; When shifting formwork plate 62 advanced, spring 73 was compressed, when shifting formwork plate 62 is returned; The reset force of spring back into original position to solid model plate 71; Again insert solid model template 2, live die cavity, do not allow raw material to drain to solid model vaporium 9 from die cavity 10 from solid model template 2 one side seals.

5, feed steam to shifting formwork vaporium 8 and solid model vaporium 9 then, use the raw material in the steam cure die cavity to make it into enthalpy.

6, feed cold water to solid model cooling water pipe 5 again behind the Cheng Han, water cooling die cavity is opened die cavity at last, in die cavity, takes out product, promptly accomplishes the moulding of a product.

Claims

1. the mould of a double-density product; Comprise shifting formwork template, solid model template, shifting formwork backboard, solid model backboard and solid model cooling water pipe; Between shifting formwork template and shifting formwork backboard, be provided with the shifting formwork vaporium; Between solid model template and solid model backboard, be provided with the solid model vaporium, the solid model cooling water pipe is arranged in the solid model vaporium, between shifting formwork template and solid model template, forms a die cavity that is used for the moulding double-density product behind shifting formwork template and the solid model template matched moulds; It is characterized in that: also comprise shifting formwork plate assembly and solid model plate assembly, shifting formwork plate assembly is inserted on the shifting formwork template and can inserts in the die cavity die cavity is separated into three parts that are used to inject the different densities raw material; Solid model plate assembly is inserted on the solid model template corresponding to shifting formwork plate assembly, and solid model plate assembly can withdraw from the solid model template and after shifting formwork plate assembly withdraws from die cavity, insert the solid model template again and seal die cavity under the effect of shifting formwork plate assembly.

2. the mould of double-density product as claimed in claim 1; It is characterized in that: described shifting formwork plate assembly comprises two cylinders and two blocks of shifting formwork plates; Two cylinders are installed in the shifting formwork backboard outside respectively; Its piston rod passes the shifting formwork backboard respectively and links to each other with two blocks of shifting formwork plates respectively, and the front end of two blocks of shifting formwork plates is inserted on the shifting formwork template respectively and can under the effect of cylinder, gets into or withdraw from die cavity.

3. the mould of double-density product as claimed in claim 1; It is characterized in that: described solid model plate assembly comprise two blocks of solid model plates, auxiliary moving plate, a plurality of spring and with the spring base and the spring slide bar of the supporting setting of spring; The auxiliary moving plate is arranged on the inboard of solid model backboard and is fixedly linked with two solid model plates; Each spring base is installed in the outside of solid model backboard respectively; One end of each spring is separately positioned in each spring base, and the other end is pressed on respectively on the auxiliary moving plate, and each spring slide bar passes each spring base respectively and is fixedly linked with each spring and with the auxiliary moving plate.