CN215095224U - Injection mold for control panel of washing machine - Google Patents

Abstract

The utility model discloses an injection mold for washing machine control panel, including the die holder and the upper die base of mutually supporting, fixed mounting has the shaping terrace die on the diapire of upper die base, set up the shaping groove of mutually supporting in the shaping terrace die on the roof of die holder, install the injection syringe in the die holder, the top of injection syringe extends to the shaping inslot, and the top of injection syringe flushes with the diapire that becomes the inslot side, the check valve is installed on the top of injection syringe, be connected with the connecting pipe on the injection syringe, and the one end of connecting pipe extends to the outside of die holder, be connected with the injection syringe on the connecting pipe, be equipped with cooling device in the die holder. The utility model discloses with just can cool off the injection moulding article of shaping inslot fast in cooling water lets in first cooling bath and second cooling bath respectively, accelerated injection moulding article at shaping inslot cooling shaping to greatly promoted washing machine control panel's processing rate, practical function is good.

Description

Injection mold for control panel of washing machine

Technical Field

The utility model relates to a washing machine control panel processing technology field especially relates to an injection mold for washing machine control panel.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

The injection mold for the control panel of the washing machine needs to cool the mold after injection molding is finished, so that the injection molded product in the forming groove can be cooled and formed conveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the slow processing speed is caused by the slow cooling speed of the injection mold for the control panel of the washing machine in the prior art, and providing an injection mold for the control panel of the washing machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection mold for a control panel of a washing machine comprises a lower die holder and an upper die holder which are matched with each other, wherein a forming male die is fixedly installed on the bottom wall of the upper die holder, a forming groove which is matched with the forming male die is formed in the top wall of the lower die holder, an injection tube is installed in the lower die holder, the top end of the injection tube extends into the forming groove, the top end of the injection tube is flush with the bottom wall of the inner side of the forming groove, a one-way valve is installed at the top end of the injection tube, a connecting tube is connected onto the injection tube, one end of the connecting tube extends to the outer side of the lower die holder, an injection machine is connected onto the connecting tube, a cooling device is arranged in the lower die holder and comprises a first cooling groove which is formed in the lower die holder, a first water inlet tube and a first water outlet tube are symmetrically inserted in the lower die holder, and the first water inlet tube and the first water outlet tube are communicated with the first cooling groove, the first water inlet pipe and the first water outlet pipe are jointly connected with a circulating water cooling device, an auxiliary cooling device is arranged in the forming male die, a sealing device is arranged in front of the lower die holder and the upper die holder, and the sealing device is located on the outer side of the forming groove.

Preferably, the injection pipe penetrates through the first cooling groove, and a heat preservation outer pipe is fixedly installed on the outer side of the injection pipe.

Preferably, supplementary cooling device is including seting up the second cooling bath in the shaping convex mould, the symmetry is inserted and is equipped with second inlet tube and second outlet pipe on the upper die base, and second inlet tube and second outlet pipe all communicate with the second cooling bath, connect jointly on circulating water cooling device on second inlet tube and the second outlet pipe, all be equipped with inner wall strutting arrangement in first cooling bath and the second cooling bath.

Preferably, the inner wall supporting device comprises a plurality of reinforcing ribs uniformly and fixedly installed on the inner side wall of the first cooling tank or the second cooling tank.

Preferably, the sealing device comprises an annular sealing block fixedly mounted on the top wall of the lower die base, the top end of the annular sealing block is inserted into the bottom wall of the upper die base, an annular sealing groove matched with the annular sealing block is formed in the bottom wall of the upper die base, and a sealing gasket is fixedly mounted on the inner side wall of the annular sealing groove.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. cooling water is respectively introduced into the first cooling tank and the second cooling tank, so that the injection molding product in the forming tank can be rapidly cooled, the cooling forming of the injection molding product in the forming tank is accelerated, the processing speed of the control panel of the washing machine is greatly improved, and the practical effect is good;

2. the sealing device is arranged between the lower die holder and the upper die holder, so that the molten raw materials can be prevented from flowing out of the forming groove during injection molding, the forming effect of the control surface of the washing machine is improved, the waste of the raw materials is avoided, and the using effect is good.

Drawings

Fig. 1 is a front sectional view of an injection mold for a control panel of a washing machine according to the present invention;

fig. 2 is a schematic front structural view of an injection mold for a control panel of a washing machine according to the present invention;

fig. 3 is an enlarged view of a part a of the injection mold for the control panel of the washing machine according to the present invention;

fig. 4 is an enlargement of the structure of part B of the injection mold for the control panel of the washing machine of the present invention.

In the figure: 1 lower die holder, 2 upper die holders, 3 shaping terrace dies, 4 shaping grooves, 5 injection pipes, 6 connecting pipes, 7 first cooling grooves, 8 first water inlet pipes, 9 first water outlet pipes, 10 heat preservation outer pipes, 11 second cooling grooves, 12 second water inlet pipes, 13 second water outlet pipes, 14 reinforcing ribs, 15 annular sealing blocks, 16 annular sealing grooves and 17 sealing gaskets.

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.

Referring to fig. 1-4, an injection mold for a control panel of a washing machine comprises a lower die holder 1 and an upper die holder 2 which are matched with each other, a forming male die 3 is fixedly installed on the bottom wall of the upper die holder 2, a forming groove 4 which is matched with the forming male die 3 is formed on the top wall of the lower die holder 1, an injection tube 5 is installed in the lower die holder 1, the top end of the injection tube 5 extends into the forming groove 4, the top end of the injection tube 5 is flush with the bottom wall of the inner side of the forming groove 4, a check valve is installed at the top end of the injection tube 5 and can prevent raw materials from flowing backwards, a connecting tube 6 is connected to the injection tube 5, one end of the connecting tube 6 extends to the outer side of the lower die holder 1, an injection machine is connected to the connecting tube 6, a cooling device is arranged in the lower die holder 1 and comprises a first cooling groove 7 which is arranged in the lower die holder 1, a first water inlet tube 8 and a first water outlet tube 9 are symmetrically inserted in the lower die holder 1, and first inlet tube 8 and first outlet pipe 9 all communicate with first cooling tank 7, and the common connection has circulating water cooling device on first inlet tube 8 and the first outlet pipe 9, and injection pipe 5 runs through first cooling tank 7 and sets up, and injection pipe 5's outside fixed mounting has heat preservation outer tube 10, can prevent that the cooling water in the first cooling tank 7 from cooling the interior fused raw materials of injection pipe 5 and leading to the raw materials to condense in injection pipe 5.

Be equipped with auxiliary cooling device in the shaping terrace die 3, auxiliary cooling device is including seting up the second cooling tank 11 in the shaping terrace die 3, the symmetry is inserted on the upper die base 2 and is equipped with second inlet tube 12 and second outlet pipe 13, and second inlet tube 12 and second outlet pipe 13 all communicate with second cooling tank 11, connect on circulating water cooling device jointly on second inlet tube 12 and second outlet pipe 13, circulating water cooling device lets in the injection moulding article in shaping groove 4 fast in first cooling tank 7 and the second cooling tank 11 respectively with cooling water through first inlet tube 8 and second inlet tube 12, accelerated injection moulding article at shaping groove 4 internal cooling shaping, thereby washing machine control panel's rate of processing has greatly been promoted.

All be equipped with inner wall strutting arrangement in first cooling bath 7 and the second cooling bath 11, inner wall strutting arrangement has promoted the mechanical strength of first cooling bath 7 and 11 inner walls of second cooling bath including a plurality of strengthening ribs 14 of even fixed mounting on first cooling bath 7 or 11 inside walls of second cooling bath to can avoid being squashed after the inner wall pressurized of first cooling bath 7 and second cooling bath 11.

Be equipped with sealing device before die holder 1 and upper die base 2, and sealing device is located the outside of shaping groove 4, sealing device includes the sealed piece 15 of annular of fixed mounting on 1 roof of die holder, and the top of the sealed piece 15 of annular is inserted and is established on the diapire of upper die base 2, set up the annular seal groove 16 of mutually supporting with the sealed piece 15 of annular on the diapire of upper die base 2, fixed mounting has seal ring 17 on the inside wall of annular seal groove 16, fused raw materials outwards flows out from shaping groove 4 in can preventing during injection moulding, the shaping effect of washing machine control surface has not only been improved, the waste of raw materials has also been avoided.

The utility model discloses in, circulating water cooling device lets in the injection moulding article that just can be fast in first cooling bath 7 and the second cooling bath 11 with the cooling water respectively through first inlet tube 8 and second inlet tube 12 and cools off, has accelerated injection moulding article and has cooled off the shaping in shaping bath 4 to washing machine control panel's process velocity has greatly been promoted.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a washing machine injection mold for control panel, includes lower bolster (1) and upper die base (2) of mutually supporting, its characterized in that: the injection molding device is characterized in that a forming male die (3) is fixedly mounted on the bottom wall of the upper die base (2), a forming groove (4) matched with the forming male die (3) is formed in the top wall of the lower die base (1), an injection tube (5) is mounted in the lower die base (1), the top end of the injection tube (5) extends into the forming groove (4), the top end of the injection tube (5) is flush with the bottom wall of the inner side of the forming groove (4), a one-way valve is mounted at the top end of the injection tube (5), a connecting tube (6) is connected onto the injection tube (5), one end of the connecting tube (6) extends to the outer side of the lower die base (1), an injection machine is connected onto the connecting tube (6), a cooling device is arranged in the lower die base (1) and comprises a first cooling groove (7) arranged in the lower die base (1), a first water inlet tube (8) and a first water outlet tube (9) are symmetrically inserted into the lower die base (1), and first inlet tube (8) and first outlet pipe (9) all communicate with first cooling bath (7), be connected with circulating water cooling device jointly on first inlet tube (8) and first outlet pipe (9), be equipped with auxiliary cooling device in shaping terrace die (3), be equipped with sealing device before die holder (1) and upper die base (2), and sealing device is located the outside of shaping groove (4).

2. An injection mold for a control panel of a washing machine according to claim 1, characterized in that: the injection pipe (5) penetrates through the first cooling groove (7) and is provided, and a heat-preservation outer pipe (10) is fixedly mounted on the outer side of the injection pipe (5).

3. An injection mold for a control panel of a washing machine according to claim 1, characterized in that: the auxiliary cooling device comprises a second cooling groove (11) formed in the forming male die (3), a second water inlet pipe (12) and a second water outlet pipe (13) are symmetrically inserted into the upper die base (2), the second water inlet pipe (12) and the second water outlet pipe (13) are communicated with the second cooling groove (11), the second water inlet pipe (12) and the second water outlet pipe (13) are jointly connected onto the circulating water cooling device, and inner wall supporting devices are arranged in the first cooling groove (7) and the second cooling groove (11).

4. An injection mold for a control panel of a washing machine according to claim 3, characterized in that: the inner wall supporting device comprises a plurality of reinforcing ribs (14) which are uniformly and fixedly arranged on the inner side wall of the first cooling groove (7) or the second cooling groove (11).

5. An injection mold for a control panel of a washing machine according to claim 1, characterized in that: sealing device includes annular seal piece (15) of fixed mounting on die holder (1) roof, and inserts on the diapire of establishing upper die base (2) on the top of annular seal piece (15), set up on the diapire of upper die base (2) with annular seal piece (15) the annular seal groove (16) of mutually supporting, fixed mounting has seal ring (17) on the inside wall of annular seal groove (16).

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