CN218535424U

CN218535424U - Plastic mold easy to demould

Info

Publication number: CN218535424U
Application number: CN202222218303.3U
Authority: CN
Inventors: 饶炳文; 项光荣
Original assignee: Xiamen Huiwei Mould Industry Co ltd
Current assignee: Xiamen Huiwei Mould Industry Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-02-28
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a plastic mold of easy drawing of patterns, including well mould, the mold core corresponds with well mould and is connected, well mould is interior to correspond and has seted up first die cavity, first die cavity and mold core phase-match, the outside correspondence of well mould is equipped with manual handle, the top correspondence of well mould is equipped with the mould, go up the interior correspondence of mould and seted up the second die cavity, second die cavity and first die cavity phase-match, the mold core corresponds in proper order and inserts first die cavity and second die cavity correspond in going up the mould and has seted up the sprue, the sprue corresponds the intercommunication with the second die cavity, it corresponds with the fixed plate to go up the mould and is connected. The utility model has the advantages of easy demoulding, accurate cup jointing between mold core and the mould, the qualification rate of guarantee product.

Description

Plastic mold easy to demould

Technical Field

The utility model belongs to the technical field of the mould technique and specifically relates to a plastic mold of easy drawing of patterns.

Background

The plastic mold is a short name for a combined mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. The coordination change of the male die, the female die and the auxiliary forming system of the die can process a series of plastic parts with different shapes and sizes.

The plastic mold mainly comprises a female mold with a variable mold cavity and composed of a female mold combined substrate, a female mold component and a female mold combined clamping plate, and a male mold with a variable mold core and composed of a male mold combined substrate, a male mold component, a male mold combined clamping plate, a mold cavity cut-off component and a side cut-off combined plate.

The existing plastic mold is unstable in product due to inaccurate sleeve joint between the mold core and the mold in the production process, unqualified products are easy to form, and meanwhile, rubber materials can overflow between the mold core and the mold, so that the adhesion of the rubber materials is tight and the demolding is difficult to realize.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, a plastic mold easy to demold is provided.

The utility model discloses a following scheme realizes:

the utility model provides a plastic mold of easy drawing of patterns, includes well mould, well mould corresponds with the mold core and is connected, first die cavity has been seted up to the correspondence in the well mould, first die cavity and mold core phase-match, the outside correspondence of well mould is equipped with manual handle, the top correspondence of well mould is equipped with the mould, the second die cavity has been seted up to the correspondence in the last mould, second die cavity and first die cavity phase-match, the mold core corresponds in proper order and inserts first die cavity and second die cavity correspond in the last mould and seted up the sprue, the sprue corresponds the intercommunication with the second die cavity, go up the mould and correspond with the fixed plate and be connected.

And fixing columns protruding outwards are correspondingly arranged on the fixing plate and inserted into the second cavity to be correspondingly connected with the mold core.

The mold core comprises a mold bottom plate of a hollow frame structure, a rotating shaft of a cuboid structure is correspondingly arranged in the middle of the mold bottom plate, a plurality of mounting holes are correspondingly formed in the rotating shaft, mold core columns are correspondingly arranged at two ends of the mounting holes, and the mold core columns are inserted into a second cavity and a first cavity.

The both ends of mould bottom plate all correspond and have seted up the draw-in groove, the both ends of pivot are equallyd divide respectively to correspond and are inserted in the draw-in groove at both ends, the pivot corresponds with the bolt and is connected.

The rotating shaft can rotate in the clamping groove.

The plug is inserted into the slot and correspondingly connected with the rotating shaft.

The mold core columns are arranged on two sides of the rotating shaft in parallel, and the mold core columns rotate around the rotating shaft.

The injection port is arranged at the joint of the middle die and the upper die and is an annular groove body, and one side of the injection port is correspondingly communicated with the first cavity.

The utility model has the advantages that:

1. the utility model relates to a plastic mold of easy drawing of patterns sets up fixedly, ensures the accurate location of mould stem, and the deckle edge after the plastic forming of guarantee second die cavity and first die cavity has certain thickness to connect into whole mould with the clout in the sprue runner, be convenient for once only detach, practice thrift the artifical time of detaching the clout.

2. The utility model relates to a plastic mold of easy drawing of patterns drives the mould stem through the pivot and rotates, lets produce the space between mould stem and the mould for the sizing material can not let its adhesion, makes things convenient for the product drawing of patterns.

Drawings

FIG. 1 is a schematic structural view of a plastic mold easy to demold according to the present invention;

FIG. 2 is a schematic structural diagram of a mold core in the plastic mold easy to demold according to the present invention;

in the figure: 1 is manual handle, 2 is well mould, 3 is last mould, 4 is first die cavity, 5 is the mold core, 51 is the mould bottom plate, 52 is the pivot, 53 is the draw-in groove, 54 is the bolt, 55 is the mould stem, 56 is the mounting hole, 6 is the second die cavity, 7 is the sprue, 8 is the fixed plate, 9 is the fixed column.

Detailed Description

The preferred embodiments of the present invention will be further described with reference to the accompanying drawings:

as shown in fig. 1, the plastic mold easy to demold comprises a middle mold 2, wherein the middle mold 2 is correspondingly connected with a mold core 5, a first cavity 4 is correspondingly formed in the middle mold 2, the first cavity 4 is matched with the mold core 5, a manual handle 1 is correspondingly arranged on the outer side of the middle mold 2, the middle mold 2 is conveniently sleeved in the mold core 5 through the manual handle 1, and the mold core 5 can be sleeved in the first cavity 4, so that the mold core and the mold can be precisely sleeved. The top correspondence of well mould 2 is equipped with mould 3, go up and correspond in the mould 3 and seted up second die cavity 6, second die cavity 6 and first die cavity 4 phase-match, mould core 5 corresponds in proper order and inserts first die cavity 4 and second die cavity 6 go up and correspond in the mould 3 and seted up sprue 7, sprue 7 corresponds the intercommunication with second die cavity 6, it corresponds with fixed plate 8 to go up mould 3 and is connected. The utility model has the advantages of simple structure is stable, and the injecting glue is effectual, easy drawing of patterns.

Fixing columns 9 protruding outwards are correspondingly formed in the fixing plate 8, and the fixing columns 9 are inserted into the second molding cavity 6 and are correspondingly connected with the molding core 5. The utility model relates to a plastic mold of easy drawing of patterns sets up and fixes 9, ensures the accurate location of mould stem 55, and the deckle edge after the plastic forming in guarantee second die cavity 6 and the first die cavity 4 has certain thickness to connect into the integer mould with the clout in the sprue runner, be convenient for once only detach, practice thrift the artifical time of detaching the clout.

The sprue 8 is arranged at the joint of the middle die 2 and the upper die 3, the sprue 8 is an annular groove body, and one side of the sprue 8 is correspondingly communicated with the first cavity 4. The utility model discloses injection port 8 is enclosing first die cavity 4 setting for plastics can evenly flow in first die cavity 4 and second die cavity 6, improve the efficiency of moulding plastics of product.

As shown in fig. 2, the mold core 5 includes a mold base plate 51 having a hollow frame structure, a rotating shaft 52 having a rectangular parallelepiped structure is correspondingly disposed in the middle of the mold base plate 51, a plurality of mounting holes 56 are correspondingly disposed on the rotating shaft 52, mold core columns 55 are correspondingly disposed at two ends of the mounting holes 56, and the mold core columns 55 are inserted into the second cavity 6 and the first cavity 4. The utility model relates to a plastic mold of easy drawing of patterns drives mold core post 55 through pivot 52 and rotates, lets produce the space between mould and second die cavity 6 and the first die cavity 4 for the sizing material can not let its adhesion, makes things convenient for the product drawing of patterns.

Clamping grooves 53 are correspondingly formed in two ends of the die base plate 51, two ends of the rotating shaft 52 are correspondingly inserted into the clamping grooves 53 at the two ends, and the rotating shaft 52 is correspondingly connected with the bolt 54. The rotating shaft 52 can rotate in the slot 53, the rotating angle is 0-15 degrees, and the plug 54 is inserted into the slot 53 and correspondingly connected with the rotating shaft 52. The utility model discloses a slight rotation of pivot 52 in draw-in groove 53, the position of adjustment mold core post 55, mould 2 cup joints with stem 55 is accurate in the convenience.

The die core columns 55 are arranged on two sides of the rotating shaft 52 in parallel, the die core columns 55 rotate around the rotating shaft 52, and the rotating shaft 52 drives the die core columns 55 to rotate when rotating, so that the die core columns 55 can be moved or fixed conveniently.

In the specific use process of the utility model, firstly, the position of the mold core column 55 is determined by rotating the rotating shaft 52, then the user holds the manual handle 1 to accurately sleeve the middle mold 2 on the mold core column 55, so that the mold core column 55 is inserted into the first cavity 4, then the upper die 3 is sleeved in sequence, the upper end of the die core column 55 is sleeved in the second cavity 6, the precise sleeve connection between the die core column 55 and the cavity is basically completed, and finally the fixing column 9 is pressed above the die core column 55, and the position of the die core column 55 is further fixed.

Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An easy demoulding's plastic mold, includes well mould (2), its characterized in that: well mould (2) correspond with mold core (5) and are connected, first die cavity (4) have been seted up to the correspondence in well mould (2), first die cavity (4) and mold core (5) phase-match, the outside correspondence of well mould (2) is equipped with manual handle (1), the top correspondence of well mould (2) is equipped with mould (3), go up mould (3) interior correspondence and seted up second die cavity (6), second die cavity (6) and first die cavity (4) phase-match, mold core (5) correspond in proper order and insert first die cavity (4) and second die cavity (6) go up mould (3) interior correspondence and seted up sprue (7), sprue (7) correspond the intercommunication with second die cavity (6), it corresponds with fixed plate (8) to go up mould (3) and is connected.

2. An easily demolded plastic mold as defined in claim 1, wherein: and fixing columns (9) which protrude outwards are correspondingly arranged on the fixing plate (8), and the fixing columns (9) are inserted into the second cavity (6) and are correspondingly connected with the mold core (5).

3. An easily demolded plastic mold as defined in claim 1, wherein: mold core (5) are including cavity frame construction's mould bottom plate (51), the middle part correspondence of mould bottom plate (51) is equipped with pivot (52) of cuboid structure, a plurality of mounting hole (56) have been seted up to correspondence on pivot (52) the both ends of mounting hole (56) all correspond and are equipped with mould stem (55), mould stem (55) insert in second die cavity (6) and first die cavity (4).

4. A readily releasable plastic mould according to claim 3, wherein: clamping grooves (53) are correspondingly formed in the two ends of the die bottom plate (51), the two ends of the rotating shaft (52) are correspondingly inserted into the clamping grooves (53) in the two ends respectively, and the rotating shaft (52) is correspondingly connected with the bolt (54).

5. An easily demolded plastic mold as defined in claim 4, wherein: the rotating shaft (52) can rotate in the clamping groove (53).

6. An easily demolded plastic mold as defined in claim 4, wherein: the plug pin (54) is inserted into the slot (53) and correspondingly connected with the rotating shaft (52).

7. A readily releasable plastic mould according to claim 3, wherein: the die core columns (55) are arranged on two sides of the rotating shaft (52) in parallel, and the die core columns (55) rotate around the rotating shaft (52).

8. An easily demolded plastic mold as defined in claim 1, wherein: the connecting part of the middle die (2) and the upper die (3) is arranged at the injection port (7), the injection port (7) is an annular groove body, and one side of the injection port (7) is correspondingly communicated with the first cavity (4).