CN217916539U

CN217916539U - Plastic injection mold for breast board with through holes

Info

Publication number: CN217916539U
Application number: CN202221796490.7U
Authority: CN
Inventors: 廖少坤; 李旭阳; 李靖
Original assignee: Shenzhen Wanshunda Plastic Mould Co ltd
Current assignee: Shenzhen Wanshunda Plastic Mould Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-29
Anticipated expiration: 2032-07-13

Abstract

The utility model belongs to the technical field of plastic injection molds, in particular to a mold for plastic injection with a through hole breast board, which comprises a base, wherein a movable mold is arranged above the base, and the section of the movable mold is of a rectangular annular structure; a first die and a second die are respectively and horizontally arranged on two symmetrical sides of the movable die, moving components are respectively and horizontally arranged on the outer sides of the first die and the second die, and one end of the first die is inserted into the movable die; install the backing plate between movable mould and the second mould to support on first mould, the roof is installed to the top of base, electric telescopic handle is installed perpendicularly to the bottom of roof, the utility model discloses set up the backing plate that is located between movable mould and the second mould, when the drawing of patterns, remove the subassembly and drive the outside removal of second mould to the movable mould, the backing plate bonds on the finished product at this in-process to let dead lever and finished product carry out the drawing of patterns.

Description

Plastic injection mold for breast board with through holes

Technical Field

The utility model belongs to the technical field of the plastic injection mold, concretely relates to mould for plastic injection molding for having through-hole breast board.

Background

The car seat is made by using a balustrade as a framework, refilling an elastic material and covering the balustrade with a leather sheath, wherein the balustrade is generally formed by injection molding through a plastic mold, and the plastic mold is a short name for a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding.

The breast board can be equipped with the through-hole on its own for later stage installation generally, and current breast board can be through the through-hole card on the mould after taking shape, is unfavorable for the breast board and carries out the drawing of patterns with movable mould and cover half, greatly reduced the practicality of equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic mould for moulding plastics for having through-hole breast board to solve the current breast board that proposes among the above-mentioned background art and can pass through the through-hole card on the mould after taking shape, be unfavorable for the problem that breast board and movable mould and cover half carry out the drawing of patterns.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic injection mold for a fence plate with a through hole comprises a base, wherein a movable mold is arranged above the base, and the section of the movable mold is of a rectangular annular structure;

a first die and a second die are respectively and horizontally arranged on two symmetrical sides of the movable die, moving components are respectively and horizontally arranged on the outer sides of the first die and the second die, and one end of the first die is inserted into the movable die;

install the backing plate between movable mould and the second mould, the second mould is close to one side symmetry of movable mould and installs two telescopic links, two the one end of telescopic link all runs through the backing plate to support on first mould.

Preferably, a top plate is installed above the base, an electric telescopic rod is vertically installed at the bottom of the top plate, and one end of the electric telescopic rod is fixedly installed at the top of the movable die.

Preferably, the backing plate is provided with two through holes in a penetrating manner from left to right, the two telescopic rods are respectively installed in the two through holes, installation grooves are formed in the through holes along the vertical direction, limiting rods are installed in the installation grooves, clamping grooves are formed in the outer sides of the end portions of the telescopic rods, and one ends of the limiting rods can be inserted into the clamping grooves;

the mounting groove is internally provided with a spring, one end of the spring is abutted to the limiting rod, and the end part of the limiting rod, which is close to one side of the second die, is of an arc-shaped structure.

Preferably, two grooves are formed in one side, close to the second mold, of the first mold, and one ends of the two telescopic rods can be inserted into the grooves in the two sides respectively.

Preferably, the moving assembly comprises a side plate and a hydraulic rod horizontally arranged in the side plate, and the side plate is vertically arranged between the top plate and the base;

one end of one of the hydraulic rods is fixedly arranged on the first die, and one end of the other hydraulic rod is fixedly arranged on the second die.

Preferably, two fixed rods are symmetrically installed between the top plate and the base, mounting holes are formed in the two sides of the movable die in a penetrating mode from top to bottom, and the movable die is installed on the fixed rods on the two sides through the two mounting holes respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses set up the backing plate that is located between movable mould and the second mould, when the drawing of patterns, the removal subassembly drives the second mould and removes to the outside of movable mould, and the backing plate bonds on the finished product at this in-process to let dead lever and finished product demold.

(2) The utility model discloses set up roof and the electric telescopic handle who is located mutually supporting on the movable mould, electric telescopic handle starts, drives the reciprocal lift of movable mould between first mould and backing plate, and the dead lever is in the backing plate at this in-process to let finished product and first mould and backing plate carry out the drawing of patterns, the movable mould back that resets, first mould releases the finished product from the movable mould under the effect of removal subassembly, thereby accomplishes the drawing of patterns operation of finished product and movable mould.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a partial sectional view of the fixing rod and the first mold of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a schematic view of the movable mold and the fixed rod of the present invention;

in the figure: 1. a base; 2. a hydraulic lever; 3. a side plate; 4. a first mold; 5. moving the mold; 6. fixing the rod; 7. an electric telescopic rod; 8. a base plate; 9. a top plate; 10. a second mold; 11. a telescopic rod; 12. a card slot; 13. a through hole; 14. a limiting rod; 15. mounting grooves; 16. a spring; 17. mounting holes; 18. and (6) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a plastic injection mold for a fence plate with a through hole comprises a base 1, wherein a movable mold 5 is arranged above the base 1, and the section of the movable mold 5 is of a rectangular annular structure;

a first die 4 and a second die 10 are respectively horizontally arranged on two symmetrical sides of the movable die 5, moving components are respectively horizontally arranged on the outer sides of the first die 4 and the second die 10, and one end of the first die 4 is inserted into the movable die 5;

install backing plate 8 between movable mould 5 and the second mould 10, two dead levers 6 are installed to second mould 10 one side symmetry near movable mould 5, and backing plate 8 is all run through to the one end of two dead levers 6 to support on first mould 4.

Through the technical scheme:

specifically, the device passes through base 1, first mould 4, movable mould 5, dead lever 6, backing plate 8, second mould 10 and removal subassembly are constituteed, two remove the subassembly and start the back and insert the one end of first mould 4 to movable mould 5 in, simultaneously through second mould 10 with backing plate 8 support on movable mould 5, dead lever 6 supports on first mould 4 simultaneously, plastics under the molten condition pass through the injection molding pipe and pour into first mould 4 this moment, between movable mould 5 and the backing plate 8, the injection molding pipe is generally installed on movable mould 5, not drawn in the injection molding pipe picture, when the drawing of patterns, it drives the outside removal of second mould 10 to movable mould 5 to remove the subassembly, backing plate 8 bonds on the finished product in this process, thereby let dead lever 6 and finished product carry out the drawing of patterns.

Further, for the above-mentioned moving assembly, the moving assembly includes a side plate 3 and a hydraulic rod 2 horizontally installed inside the side plate 3, the side plate 3 is vertically installed between the top plate 9 and the base 1;

one end of one of the hydraulic rods 2 is fixedly arranged on the first die 4, one end of the other hydraulic rod 2 is fixedly arranged on the second die 10, the two side plates 3 are used for installing the two hydraulic rods 2 on the outer sides of the first die 4 and the second die 10 respectively, and the first die 4 and the second die 10 are conveniently applied to two sides of the movable die 5 respectively through the hydraulic rods 2.

Referring to fig. 1 and 4, a top plate 9 is installed above the base 1, an electric telescopic rod 7 is vertically installed at the bottom of the top plate 9, and one end of the electric telescopic rod 7 is fixedly installed at the top of the movable mold 5.

Through the technical scheme:

specifically, the device passes through roof 9, electric telescopic handle 7 and movable mould 5 are constituteed, electric telescopic handle 7 starts, drive movable mould 5 reciprocal lift between first mould 4 and backing plate 8, telescopic link 11 is in backing plate 8 at this in-process, thereby let finished product and first mould 4 and backing plate 8 carry out the drawing of patterns, movable mould 5 resets the back, first mould 4 is released the finished product from movable mould 5 under the effect of removal subassembly, thereby accomplish the drawing of patterns operation of finished product and movable mould 5.

Further, to the movable mould 5 that the aforesaid set up, two dead levers 6 are installed to the symmetry between roof 9 and the base 1, and the both sides of movable mould 5 are all from last to running through down seted up mounting hole 17, and movable mould 5 is installed respectively on the dead lever 6 of both sides through two mounting holes 17, lets through mounting hole 17 that movable mould 5 can be stable reciprocal lift on dead lever 6.

Referring to fig. 2 to 3, two through holes 13 are formed in the backing plate 8 from left to right in a penetrating manner, the two telescopic rods 11 are respectively installed in the two through holes 13, an installation groove 15 is formed in the through hole 13 in the vertical direction, a limiting rod 14 is installed in the installation groove 15, a clamping groove 12 is formed in the outer side of the end portion of each telescopic rod 11, and one end of each limiting rod 14 can be inserted into the clamping groove 12;

the mounting groove 15 is provided with a spring 16, one end of the spring 16 is abutted against the limiting rod 14, and the end part of the limiting rod 14 close to one side of the second die 10 is of an arc-shaped structure.

Through the technical scheme:

specifically, the device passes through telescopic link 11, backing plate 8, second mould 10, draw-in groove 12, through-hole 13, gag lever post 14, mounting groove 15 and spring 16 are constituteed, outwards remove on backing plate 8 when telescopic link 11, and gag lever post 14 is in one side of draw-in groove 12, gag lever post 14 blocks into in draw-in groove 12 under spring 16's effect, avoid telescopic link 11 to continue outwards to remove, the tip of telescopic link 11 is in the inside of through-hole 13 at this in-process simultaneously, can not influence finished product and the 8 drawing of patterns of backing plate, when telescopic link 11 removes to one side of first mould 4, let the inside that gag lever post 14 automatic entering mounting groove 15 through the 14 tip circular-arc structure of gag lever post, make things convenient for telescopic link 11 to support on first mould 4.

Further, aiming at the clamping groove 12, two grooves 18 are formed in one side, close to the second mold 10, of the first mold 4, one ends of the two telescopic rods 11 can be respectively inserted into the grooves 18 in the two sides, the telescopic rods 11 can be conveniently clamped into the first mold 4 through the grooves 18, meanwhile, the clamping groove 12 is protected through the grooves 18, and plastic in a molten state is prevented from entering the clamping groove 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastic mould for injection moulding for having through-hole breast board which characterized in that: the device comprises a base (1), wherein a movable die (5) is arranged above the base (1), and the section of the movable die (5) is of a rectangular annular structure;

a first die (4) and a second die (10) are respectively horizontally arranged on two symmetrical sides of the movable die (5), moving components are respectively horizontally arranged on the outer sides of the first die (4) and the second die (10), and one end of the first die (4) is inserted into the movable die (5);

install backing plate (8) between movable mould (5) and second mould (10), second mould (10) are close to one side symmetry of movable mould (5) and install two telescopic links (11), two backing plate (8) are all run through to the one end of telescopic link (11) to support on first mould (4).

2. The mold for plastic injection molding of the breast board with the through hole as claimed in claim 1, wherein: roof (9) are installed to the top of base (1), electric telescopic handle (7) are installed perpendicularly to the bottom of roof (9), the one end fixed mounting of electric telescopic handle (7) is at the top of movable mould (5).

3. The mold for plastic injection molding of the breast board with the through hole as claimed in claim 1, wherein: two through holes (13) penetrate through the base plate (8) from left to right, two telescopic rods (11) are respectively installed in the two through holes (13), an installation groove (15) is formed in the through holes (13) in the vertical direction, a limiting rod (14) is installed in the installation groove (15), a clamping groove (12) is formed in the outer side of the end portion of each telescopic rod (11), and one end of each limiting rod (14) can be inserted into the clamping groove (12);

install spring (16) in mounting groove (15), the one end of spring (16) is supported on gag lever post (14), the tip that gag lever post (14) is close to second mould (10) one side is circular-arc structure.

4. The mold for plastic injection molding of the breast board with the through hole as claimed in claim 1, wherein: two grooves (18) are formed in one side, close to the second mold (10), of the first mold (4), and one ends of the two telescopic rods (11) can be inserted into the grooves (18) in the two sides respectively.

5. The mold for plastic injection molding of a balustrade with through holes of claim 2, wherein: the moving assembly comprises a side plate (3) and a hydraulic rod (2) horizontally mounted in the side plate (3), and the side plate (3) is vertically mounted between the top plate (9) and the base (1);

one end of one of the hydraulic rods (2) is fixedly arranged on the first die (4), and one end of the other hydraulic rod (2) is fixedly arranged on the second die (10).

6. The mold for plastic injection molding of the breast plate with through holes of claim 2, wherein: two dead levers (6) are installed to the symmetry between roof (9) and base (1), mounting hole (17) have all been seted up from last running through down to the both sides of activity mould (5), install respectively on the dead lever (6) of both sides through two mounting hole (17) in activity mould (5).