CN212498646U - Foaming mould easy to demould - Google Patents

Abstract

The utility model discloses an easy demoulding foaming mold utensil, it includes cover half and movable mould, four spouts that run through the movable mould surface all around are seted up at the top of movable mould, every the equal sliding connection in inside of spout has the piece of taking off, every the inclined hole has all been seted up at the top of taking off the piece, the bottom fixed mounting of cover half has four oblique guide pillars of group, every the one end that the cover half was kept away from to the oblique guide pillar all slides and alternates into corresponding inclined hole inside. The utility model discloses an increase the spout, take off the design of piece and oblique guide pillar, at the in-process of pouring, the piece of moulding that forms is located four cavities that take off the piece and form, after pouring the completion, the movable mould separates with the cover half under the drive of pouring equipment, in the course of separation, because the existence of oblique guide pillar, four take off the piece can be slided along the spout that corresponds separately to the outside, thereby four are removed and take off the centre gripping of piece to moulding, thereby it can be very convenient will mould that the piece is ejecting to cooperate thimble subassembly again.

Description

Foaming mould easy to demould

Technical Field

The utility model relates to a foaming mold technical field, concretely relates to easy demoulding foaming mold.

Background

The die refers to various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. The foaming mould is one of the moulds, and foaming resin is directly filled into the mould, is heated and melted to form gas-liquid saturated solution, and forms a large amount of micro bubble nuclei through nucleation, and the bubble nuclei grow to form a foam plastic part, and the plastic part is ejected out of the mould through an ejector pin after the plastic part is formed, but in the injection molding process, the foaming mould has the following defects:

foaming mold utensil comprises movable mould and cover half, and after movable mould and cover half closure, mould the piece shaping in injecting into the die cavity through the runner with melt state resin, accomplish the back when the shaping, through removing the movable mould, then utilize thimble on the movable mould will mould the ejecting completion drawing of patterns work of piece, but when many were moulded the piece and do not possess the draft angle, the lower mould benevolence that the single thimble of dependence reassociate shape cavity face, difficult direct ejecting drawing of patterns of piece that will mould, consequently the utility model provides an easily demoulding foaming mold utensil.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided in the background art, the utility model provides an easy demoulding foaming mould.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an easy demoulding foaming mould, includes cover half and movable mould, four spouts that run through the movable mould surface all around are seted up at the top of movable mould, every the equal sliding connection in inside of spout has the piece of taking off, every the inclined hole has all been seted up at the top of taking off the piece, the bottom fixed mounting of cover half has four groups of oblique guide pillars, every the one end that the cover half was kept away from to the oblique guide pillar all slides and alternates into corresponding inclined hole inside, be provided with on the cover half and be used for going up ejecting thimble assembly with the product driven die.

Further, the cover half includes the roof, the bottom fixed mounting of roof has the front mould board, the inside of front mould board is embedded to have an upper mould benevolence, the inside of cover half is provided with the runner that runs through roof, front mould board and upper mould benevolence, the bottom at the roof is fixed to the oblique guide pillar, the top fixed mounting of roof has the holding ring, the movable mould includes the bottom plate, the top fixed mounting of bottom plate has the square iron, the top fixed mounting of square iron has the back template, the top of back template is embedded to have lower mould benevolence, the top at the back template is seted up to the spout, thimble assembly sets up on the bottom plate.

Further, the cross-section of spout is the T type.

Further, the equal fixed mounting in four corners of front template bottom has the guide way, the equal fixed mounting in four corners at back template top has the guide post.

Further, the ejector pin component comprises four guide rods, the four guide rods are all fixed at the top of the base plate, the four guide rods are connected with ejector pin panels in a sliding mode, ejector pin rods are fixedly mounted at the tops of the ejector pin panels, and one ends, far away from the ejector pin panels, of the ejector pin rods penetrate through the rear template and the lower die core in sequence.

The utility model has the advantages as follows: the utility model discloses an increase the spout, take off the design of piece and oblique guide pillar, at the in-process of pouring, the piece of moulding that forms is located four cavities that take off the piece and form, after pouring the completion, the movable mould separates with the cover half under the drive of equipment of pouring, in the course of separation, because the existence of oblique guide pillar, four take off the piece can slide along the spout that corresponds separately to the outside to four are taken off the centre gripping of piece to moulding to relieving, thereby it can be very convenient will mould the piece ejecting to cooperate thimble subassembly again, consequently the utility model discloses be fit for using in the piece of moulding that does not possess the drawing die angle, can realize quick drawing of patterns work.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A of the present invention;

FIG. 4 is a cross-sectional view taken along the direction B-B of the present invention;

FIG. 5 is a three-dimensional structure diagram of the cover half of the present invention;

FIG. 6 is a three-dimensional structure diagram of the movable mold of the present invention;

reference numerals: 1. fixing a mold; 101. a top plate; 102. a front template; 103. an upper die core; 104. a gate; 105. a positioning ring; 106. a guide groove; 2. moving the mold; 201. a base plate; 202. square iron; 203. a rear template; 204. a lower die core; 205. a guide post; 3. a chute; 4. removing blocks; 5. an inclined guide post; 6. a thimble assembly; 601. a guide bar; 602. a thimble panel; 603. a thimble rod; 7. and (5) molding.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, an easy demoulding foaming mold comprises a fixed mold 1 and a movable mold 2, four sliding grooves 3 penetrating through the surface of the movable mold 2 are formed in the top of the movable mold 2, a demoulding block 4 is connected to the inside of each sliding groove 3 in a sliding manner, an inclined hole is formed in the top of each demoulding block 4, four groups of inclined guide pillars 5 are fixedly mounted at the bottom of the fixed mold 1, one end, far away from the fixed mold 1, of each inclined guide pillar 5 is inserted into the corresponding inclined hole in a sliding manner, and an ejector pin assembly 6 used for ejecting a product from the movable mold 2 is arranged on the fixed mold 1.

In this embodiment, through increasing the design of spout 3, stripping block 4 and oblique guide pillar 5, in the pouring process, the plastic 7 (the labeled one is shown in the figure) that forms is located in the cavity that four stripping blocks 4 form, after pouring, movable mould 2 separates with cover half 1 under the drive of pouring equipment, in the separation process, because of the existence of oblique guide pillar 5, the position of oblique guide pillar 5 is fixed, but movable mould 2 drives four stripping blocks 4 and keeps away from oblique guide pillar 5 gradually, and then cooperates with the inclined hole, four stripping blocks 4 can slide to the outside along respective corresponding spout 3, thereby four stripping blocks 4 remove the centre gripping to plastic 7, and then cooperate with thimble assembly 6 can be very convenient ejecting plastic 7, therefore the utility model discloses be fit for using in the plastic 7 that does not have the draft angle, can realize quick drawing of patterns work; it should be noted that the stripping block 4 can only slide linearly along the chute 3.

Specifically, the fixed die 1 includes the roof 101, the bottom fixed mounting of roof 101 has front mould board 102, the inside of front mould board 102 is embedded to have last mould benevolence 103, the inside of fixed die 1 is provided with runner 104 that runs through roof 101, front mould board 102 and last mould benevolence 103, guide pillar 5 fixes the bottom at roof 101 to one side, the top fixed mounting of roof 101 has locating ring 105, movable die 2 includes bottom plate 201, the top fixed mounting of bottom plate 201 has square iron 202, the top fixed mounting of square iron 202 has back template 203, the top of back template 203 is embedded to have lower mould benevolence 204, spout 3 sets up the top at back template 203, thimble assembly 6 sets up on bottom plate 201.

In this embodiment, after the rear mold plate 203 and the front mold plate 102 are closed under the pushing of the pouring device, the inclined guide post 5 is located inside the inclined hole of the stripping block 4, and meanwhile, the upper mold core 103, the lower mold core 204 and the four stripping blocks 4 form a mold cavity without a draft angle, molten resin enters the mold cavity through the gate 104 to complete injection, after the plastic part 7 is formed, the pouring device drives the movable mold 2 to separate from the fixed mold 1, so that the four stripping blocks 4 do not clamp the plastic part 7, and therefore the plastic part 7 can be conveniently stripped by matching with the ejector pin assembly 6.

Specifically, the cross section of the chute 3 is T-shaped.

In this embodiment, through the chute 3 of the T-shaped structural design, it can be ensured that the stripping block 4 can smoothly slide along the chute 3.

Specifically, the guide grooves 106 are fixedly mounted at four corners of the bottom of the front mold plate 102, and the guide posts 205 are fixedly mounted at four corners of the top of the rear mold plate 203.

In this embodiment, the butt joint operation of the movable mold 2 and the fixed mold 1 is conveniently completed through the design of the guide groove 106 and the guide column 205.

Specifically, the thimble assembly 6 includes four guide rods 601, the four guide rods 601 are all fixed on the top of the bottom plate 201, the four guide rods 601 are slidably connected with a thimble panel 602, a thimble rod 603 is fixedly mounted on the top of the thimble panel 602, and one end of the thimble rod 603, which is far away from the thimble panel 602, sequentially penetrates through the rear mold plate 203 and the lower mold core 204.

In this embodiment, the thimble panel 602 is matched with a driving mechanism on the injection molding apparatus, wherein most of the driving mechanisms are pushing members such as oil cylinders or air cylinders, and therefore the thimble panel 602 is pushed by the driving mechanism to move, so as to drive the thimble rod 603 to move, and the injection molded plastic part 7 is ejected by the thimble rod 603.

Claims (5)

1. The utility model provides an easy demoulding foaming mould, includes cover half (1) and movable mould (2), its characterized in that, four spouts (3) that run through movable mould (2) surface all around are seted up to the top of movable mould (2), every the equal sliding connection in inside of spout (3) takes off piece (4), every the tip of taking off piece (4) has all been seted up the inclined hole, the bottom fixed mounting of cover half (1) has four groups of oblique guide pillar (5), every the one end that cover half (1) was kept away from to oblique guide pillar (5) is all slided and is alternated into corresponding inclined hole inside, be provided with on cover half (1) and be used for following ejecting thimble subassembly (6) on movable mould (2) with the product.

2. The easy-demoulding foaming mold according to claim 1, wherein the fixed mold (1) comprises a top plate (101), a front mold plate (102) is fixedly installed at the bottom of the top plate (101), an upper mold core (103) is embedded in the front mold plate (102), a pouring gate (104) penetrating through the top plate (101), the front mold plate (102) and the upper mold core (103) is arranged in the fixed mold (1), the inclined guide pillar (5) is fixed at the bottom of the top plate (101), a positioning ring (105) is fixedly installed at the top of the top plate (101), the movable mold (2) comprises a bottom plate (201), a square iron (202) is fixedly installed at the top of the bottom plate (201), a rear mold plate (203) is fixedly installed at the top of the square iron (202), a lower mold core (204) is embedded in the top of the rear mold plate (203), and the chute (3) is opened at the top of the rear mold plate (203), the ejector pin assembly (6) is arranged on the bottom plate (201).

3. Foaming mould easy to demould according to claim 2, characterised in that the chute (3) is T-shaped in cross section.

4. The easy-release foaming mold according to claim 2, wherein guide grooves (106) are fixedly installed at four corners of the bottom of the front mold plate (102), and guide posts (205) are fixedly installed at four corners of the top of the rear mold plate (203).

5. The easy-demoulding foaming mold according to claim 2, wherein the ejector pin assembly (6) comprises four guide rods (601), the four guide rods (601) are all fixed on the top of the bottom plate (201), an ejector pin panel (602) is connected on the four guide rods (601) in a sliding manner, an ejector pin rod (603) is fixedly installed on the top of the ejector pin panel (602), and one end of the ejector pin rod (603) far away from the ejector pin panel (602) sequentially penetrates through the rear mold plate (203) and the lower mold core (204).

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