CN214725877U

CN214725877U - Foaming make-up machine multistation mould subassembly

Info

Publication number: CN214725877U
Application number: CN202120642014.9U
Authority: CN
Inventors: 方敏; 朱丽艳
Original assignee: Jiangyin Fangchen Auto Parts Co ltd
Current assignee: Jiangyin Fangchen Auto Parts Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-16
Anticipated expiration: 2031-03-30

Abstract

The utility model provides a multi-station die assembly of a foaming forming machine, which comprises a main frame, a die and a die sleeve, wherein the die comprises a die blank and two half dies which are arranged oppositely, and the two half dies can be closed to form a cavity for forming the appearance of an article to be foamed; the die sleeve comprises two half die sleeves which are arranged oppositely, a plurality of half dies are longitudinally arranged on the opposite inner sides of the half die sleeves, driving parts are arranged on the opposite outer sides of the half die sleeves, and at least three coplanar symmetrical cavities are formed in the die sleeve; the die blank is arranged at the upper end of the bottom plate; the utility model discloses set up a set of relative half die sleeve, be provided with the station of moulding plastics that the multiunit formed by a pair of half mould in the die sleeve, the mould base sets up on the bottom plate, and the closed piece on the lower mould seals the bottom of die cavity at the during operation. Because the horizontal position of the die sleeve can not be changed, the lower die is driven by the jacking cylinder, and die blanks in different shapes can be arranged at four stations in the same die sleeve, so that the die sleeve is convenient and quick.

Description

Foaming make-up machine multistation mould subassembly

Technical Field

The utility model relates to an auxiliary assembly, especially a foaming make-up machine multistation mould subassembly are used in foaming shaping.

Background

In the field of automobile manufacturing industry, a buffer block is an important component of a shock absorber, and the buffer block is often manufactured by a foaming process. Foam molding refers to a process of forming a honeycomb or cellular structure in a specific polymer material by addition and reaction of a physical blowing agent or a chemical blowing agent. The existing common foaming molding equipment adopts a lower die with a fixed cavity, an upper pressure plate is arranged above the die, and after a foaming agent is injected, the upper pressure plate is started to seal the upper surface of the die. And after the foaming process is finished, opening the upper pressing plate and carrying out lower die assembly on the product.

The mould among the prior art is generally fixed position, can't adjust the position of mould, and once moulds plastics and can only use to a product, and is inefficient. When different dies are replaced, the mounting position is easy to generate dislocation, and the product quality is influenced. Meanwhile, the injection molding position is fixed, so that the product is difficult to take out after injection molding is finished, and the production efficiency is influenced.

In view of the above, there is a need for an improved mold in the prior art to increase production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-station die assembly of a foaming forming machine, which can improve the production efficiency and comprises a main frame, a die and a die sleeve;

the mould comprises a mould blank and two opposite half moulds, wherein the two half moulds can be closed to form a cavity for forming the appearance of an article to be foamed; the mould blank is arranged in the cavity and used for forming an internal structure of an article to be foamed; a hollow forming area is arranged in the main frame, sliding grooves are formed in the longitudinal two sides of the forming area, and sliding blocks corresponding to the sliding grooves are arranged on the longitudinal two sides of the die sleeve; the die sleeve comprises two half die sleeves which are arranged oppositely, a plurality of half dies are longitudinally arranged on the opposite inner sides of the half die sleeves, and driving parts are arranged on the opposite outer sides of the half die sleeves and can be close to or far away from each other under the action of the driving parts;

the die sleeve is internally provided with at least three coplanar symmetrical die cavities;

the die blank forming device comprises a main frame, a die sleeve, a die blank, a die base and a die base, wherein the main frame is arranged at the bottom between two half die sleeves; the bottom of the bottom plate is provided with a jacking cylinder, and the bottom plate is driven by the jacking cylinder to vertically displace; the lower end of the blank is provided with a sealing block, and the sealing block is large and small and covers the bottom of the cavity.

Furthermore, a plurality of groups of connecting through holes are arranged on the outer side of the half die sleeve, a plurality of groups of connecting blind holes are arranged on the outer side of the half die, and the connecting through holes correspond to the connecting blind holes.

Furthermore, a plurality of positioning columns are arranged on the inner end face of one half mold of the two half molds which are arranged oppositely, a plurality of positioning holes are arranged on the inner end face of the other half mold, and the positioning holes correspond to the positioning columns.

Further, the positioning column is conical.

Furthermore, a plurality of groups of limiting grooves are vertically arranged on the inner side of the half die sleeve, and the width between the adjacent limiting grooves is equal to the width of the half die.

Furthermore, the driving part is a driving cylinder, the main frame is further provided with driving areas on two sides of the forming area, and the driving cylinder is arranged in the driving areas.

Furthermore, a plurality of circulating water holes are formed in the longitudinal side face of the half die sleeve.

The utility model discloses set up a set of relative half die sleeve, be provided with the station of moulding plastics that the multiunit formed by a pair of half mould in the die sleeve, the mould base sets up on the bottom plate, and the closed piece on the lower mould seals the bottom of die cavity at the during operation. Because the horizontal position of the die sleeve can not be changed, the lower die is driven by the jacking cylinder, and die blanks in different shapes can be arranged at four stations in the same die sleeve, so that the die sleeve is convenient and quick. After the injection molding is finished, the molded product can be taken out only by separating the half molds on the two sides. The utility model has the advantages of stable structure and high working efficiency.

Drawings

Fig. 1 is a schematic structural view of a multi-station die assembly of a foaming forming machine of the present invention;

FIG. 2 is a top view of the main frame;

fig. 3 is a front view of the multi-station mold assembly of the foaming machine before operation;

fig. 4 is a front view of the multi-station die assembly of the foaming machine of the present invention during operation;

FIG. 5 is an exploded view of the die sleeve and die assembly;

fig. 6 is a schematic structural view of the base plate.

Detailed Description

The multi-station die assembly of the foaming forming machine shown in fig. 1-5 comprises a main frame 1, a die 2 and a die sleeve 3, wherein a hollow forming area 11 is arranged in the main frame 1, sliding grooves 12 are arranged on two longitudinal sides of the forming area 11, and sliding blocks 32 corresponding to the sliding grooves 12 are arranged on two longitudinal sides of the die sleeve 3; the die sleeve 3 comprises two opposite die sleeves 31, and the opposite outer sides of the die sleeves 31 are provided with driving parts 4 and can approach or separate from each other under the action of the driving parts 4; in the present embodiment, the driving component 4 is a driving cylinder, and the main frame 1 is further provided with driving areas 13 at two sides of the forming area 11, and the driving cylinder is arranged in the driving area 13;

the mould 2 comprises a mould blank 22 and two opposite half moulds 21, and the two half moulds 21 can be closed to form a cavity for forming the appearance of an article to be foamed; the mould blank 22 is arranged in the cavity and is used for forming the internal structure of an article to be foamed; the half mold 21 is longitudinally arranged on the inner side of the half mold 31, the half molds 21 correspondingly form at least three cavities, and the cavities share a symmetrical plane and are arranged in the mold 3. As shown in fig. 5, four mold halves 21 are arranged longitudinally on each mold half 31, and eight mold halves 21 form four cavities. When the driving cylinder is started, the half mold sleeves 31 on the two sides move relatively to close the two half molds 21, i.e. to form an injection area for foam molding, and the four half molds 21 form the injection areas for four buffer blocks.

A plurality of groups of connecting through holes 33 are arranged on the outer side of the half die sleeve 31, a plurality of groups of connecting blind holes are arranged on the outer side of the half die 21, and the connecting through holes 33 correspond to the connecting blind holes so that the half die 21 is fixed on the inner side of the half die sleeve 31 through bolts; the half mould 21 is connected with the mould sleeve 3 through bolts, so that the half mould 21 can be replaced conveniently, and the moulds 2 with different cavities can be arranged in the same mould sleeve 3. Further, a plurality of sets of limiting grooves 34 are vertically arranged on the inner side of the half die case 31, and the width between the adjacent limiting grooves 34 is equal to the width of the half die 21. The limiting groove 34 is used for limiting the horizontal position of the pressing die, so that the pressing die can be easily installed in the corresponding die sleeve 3.

As shown in fig. 5, the inner end surface of one half mold 21-1 of the two opposite half molds 21 is provided with a plurality of positioning posts 23, the inner end surface of the other half mold 21-2 is provided with a plurality of positioning holes 24, and the positioning holes 24 and the positioning posts 23 correspond to each other, so that the whole formed when the two half molds 21 are closed is more stable. The positioning column 23 is preferably tapered or round, so that the positioning column 23 can extend into the positioning hole 24 more easily, and the surface of the half mold 21 is prevented from being damaged due to assembly errors caused by local errors.

The main frame 1 is further provided with a bottom plate 5 at the bottom between the two half die sleeves 31, as shown in fig. 6, the die blank 22 is arranged at the upper end of the bottom plate 5; the bottom of the bottom plate 5 is provided with a jacking cylinder 6, and the bottom plate 5 is driven by the jacking cylinder 6 to vertically displace; in the present embodiment, the mold bases 22 are provided in four sets corresponding to the number of the cavities, and the four sets of mold bases 22 are not limited to the same specification or shape; the lower end of the blank is provided with a sealing block 51, and the sealing block 51 is sized to cover the bottom of the cavity.

Further, the longitudinal side of the half die case 31 is provided with a plurality of circulation water holes 35.

The utility model discloses an operation process as follows: before injection molding, the two corresponding mold halves 21 are in a separated state; when the mold works, the driving cylinders on the two sides drive the half mold sleeves 31 to move relatively, so that the half molds 21 are closed to form a cavity; the jacking cylinder 6 drives the bottom plate 5 to ascend until the sealing block 51 reaches the bottom of the mold 2, so that the bottom of the cavity is closed; injecting foaming raw materials from the upper part of the cavity, sealing the top of the cavity by using an external upper die, and waiting for the foaming process to be finished; the actuating cylinder is actuated to separate the opposing mold halves 21 from each other and remove the molded cushion block from the mold base 22.

The utility model discloses set up a set of relative half mould cover 31, be provided with the station of moulding plastics that the multiunit formed by a pair of half mould 21 in the die sleeve 3, mould base 22 sets up on bottom plate 5, and the last closed piece of lower mould seals the bottom of die cavity at the during operation. Because the horizontal position of the die sleeve 3 can not be changed, the lower die is driven by the jacking cylinder 6, and the die blanks 22 with different shapes can be arranged at four stations in the same die sleeve 3, so that the die is convenient and quick.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a foaming make-up machine multistation mould subassembly which characterized in that: comprises a main frame, a die and a die sleeve;

the mould comprises a mould blank and two opposite half moulds, wherein the two half moulds can be closed to form a cavity for forming the appearance of an article to be foamed; the mould blank is arranged in the cavity and used for forming an internal structure of an article to be foamed;

a hollow forming area is arranged in the main frame, sliding grooves are formed in the longitudinal two sides of the forming area, and sliding blocks corresponding to the sliding grooves are arranged on the longitudinal two sides of the die sleeve; the die sleeve comprises two half die sleeves which are arranged oppositely, a plurality of half dies are longitudinally arranged on the opposite inner sides of the half die sleeves, and driving parts are arranged on the opposite outer sides of the half die sleeves and can be close to or far away from each other under the action of the driving parts;

2. A multi-station die assembly of a foam molding machine as claimed in claim 1, wherein: and a plurality of groups of connecting through holes are arranged on the outer side of the half die sleeve, a plurality of groups of connecting blind holes are arranged on the outer side of the half die, and the connecting through holes correspond to the connecting blind holes.

3. A multi-station die assembly of a foam molding machine as claimed in claim 2, wherein: the inner end face of one half die of the two half dies which are arranged oppositely is provided with a plurality of positioning columns, the inner end face of the other half die is provided with a plurality of positioning holes, and the positioning holes correspond to the positioning columns.

4. A multi-station die assembly of a foam molding machine as claimed in claim 3, wherein: the positioning column is conical.

5. A multi-station die assembly of a foam molding machine as claimed in claim 3, wherein: the inner side of the half die sleeve is vertically provided with a plurality of groups of limiting grooves, and the width between adjacent limiting grooves is equal to the width of the half die.

6. A multi-station die assembly of a foam molding machine as claimed in any one of claims 1 to 5, wherein: the driving part is a driving cylinder, the main frame is further provided with driving areas on two sides of the forming area, and the driving cylinder is arranged in the driving areas.

7. A multi-station die assembly of a foaming machine as claimed in claim 6, wherein: and a plurality of circulating water holes are formed in the longitudinal side surface of the half die sleeve.