CN213797858U

CN213797858U - Faucet mold forming device

Info

Publication number: CN213797858U
Application number: CN202022807843.6U
Authority: CN
Inventors: 柯善军
Original assignee: Xiamen Xinwuhao Industry And Trade Co ltd
Current assignee: Fujian Xinwuhao Technology Group Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-07-27
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a tap mould forming device, which comprises a lower mould, an upper mould, a lower constant temperature liquid pipe, an upper constant temperature liquid pipe, a gas pipe, an injection pipe, a mould cavity, an upper constant temperature liquid cavity, a multi-channel injection pipe, a lower constant temperature liquid cavity and a positioning pin; the utility model has the advantages that: constant temperature liquid can be injected into the upper constant temperature liquid cavity and the lower constant temperature liquid cavity, so that the quality of a product is reduced due to expansion and contraction caused by heat in the upper die and the lower die in injection molding; the multichannel pipe of moulding plastics can make liquid follow the multiple spot simultaneously and flow to in the mould cavity, avoids a large amount of liquid velocity of flow too fast, influences product surface quality.

Description

Faucet mold forming device

Technical Field

The utility model relates to a tap production and processing technology field specifically is a tap mould forming device.

Background

The water tap is a common daily utensil in life, but the water tap is not simple to manufacture by using a mold because the water tap is internally provided with a water path system for water diversion, and particularly the water path system in the water tap which can selectively flow cold water or hot water is more complicated. Most of the faucet processing molds in the prior art are low in processing efficiency, not convenient and fast to use, and not beneficial to popularization and use. Patent No. CN211307254U discloses a tap mold processing, has solved above-mentioned problem, nevertheless the upper and lower mould can take place thermal contraction because of temperature variation in the in-process of moulding plastics to easy because the liquid velocity of flow is too fast when moulding plastics, cause the backward flow, make product surface quality decline, influence product quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tap mould forming device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the device comprises a lower die, an upper die, a lower constant temperature liquid pipe, an upper constant temperature liquid pipe, an air pipe, an injection molding pipe, a die cavity, an upper constant temperature liquid cavity, a multi-channel injection molding pipe, a lower constant temperature liquid cavity and a positioning pin; the lower die and the upper die are matched and mounted to form a die cavity; the number of the positioning pins is four, the positioning pins are arranged at four corners of the lower side surface of the upper die, and positioning grooves are formed in corresponding positions of the lower die; the lower constant temperature liquid cavity is arranged in the lower die and is positioned at the lower side of the die cavity, and the left side and the right side of the lower constant temperature liquid cavity are provided with lower constant temperature liquid pipes; the upper constant temperature liquid cavity is arranged in the upper die and positioned at the upper side of the die cavity, and the left side and the right side of the upper constant temperature liquid cavity are provided with upper constant temperature liquid pipes; the air pipes are arranged on the front side and the rear side of the upper die and are connected with the top of the die cavity; the multi-channel injection molding pipe is arranged in the upper mold, is connected with the mold cavity and is positioned on the left side of the mold cavity; the injection molding pipe is arranged on the left side of the multi-channel injection molding pipe and is connected with the outside.

As a preferred technical scheme of the utility model, the multi-channel injection molding pipe can simultaneously perform injection molding from multiple points to the cavity of the mold; the upper constant temperature liquid cavity and the lower constant temperature liquid cavity can keep the upper die and the lower die at constant temperature.

Compared with the prior art, the beneficial effects of the utility model are that: constant temperature liquid can be injected into the upper constant temperature liquid cavity and the lower constant temperature liquid cavity, so that the quality of a product is reduced due to expansion and contraction caused by heat in the upper die and the lower die in injection molding; the multichannel pipe of moulding plastics can make liquid follow the multiple spot simultaneously and flow to in the mould cavity, avoids a large amount of liquid velocity of flow too fast, influences product surface quality.

Drawings

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

fig. 2 is a sectional view of the present invention;

in the figure: 1-lower die, 2-upper die, 3-lower constant temperature liquid pipe, 4-upper constant temperature liquid pipe, 5-air pipe, 6-injection pipe, 7-die cavity, 8-upper constant temperature liquid cavity, 9-multichannel injection pipe, 10-lower constant temperature liquid cavity and 11-positioning pin.

Detailed Description

Example 1

As shown in fig. 1 to 2, the device comprises a lower die 1, an upper die 2, a lower constant temperature liquid pipe 3, an upper constant temperature liquid pipe 4, an air pipe 5, an injection molding pipe 6, a die cavity 7, an upper constant temperature liquid cavity 8, a multi-channel injection molding pipe 9, a lower constant temperature liquid cavity 10 and a positioning pin 11; the lower die 1 and the upper die 2 are installed in a matched mode to form a die cavity 7; the number of the positioning pins 11 is four, the positioning pins are arranged at four corners of the lower side surface of the upper die 2, and positioning grooves are formed in corresponding positions of the lower die 1; the lower constant temperature liquid cavity 10 is arranged in the lower die 1 and is positioned at the lower side of the die cavity 7, and the left side and the right side of the lower constant temperature liquid cavity are provided with lower constant temperature liquid pipes 3; the upper constant temperature liquid cavity 8 is arranged in the upper die 2 and is positioned at the upper side of the die cavity 7, and the left side and the right side are provided with the upper constant temperature liquid pipes 4; the air pipes 5 are arranged on the front side surface and the rear side surface of the upper die 2 and are connected with the top of the die cavity 7; the multi-channel injection molding pipe 9 is arranged inside the upper mold 2, connected with the mold cavity 7 and positioned on the left side of the mold cavity 7; the injection molding pipe 6 is arranged on the left side of the multi-channel injection molding pipe 9 and is connected with the outside.

As a preferred technical solution of the present invention, the multi-channel injection molding pipe 9 can be simultaneously injected into the mold cavity 7 from multiple points; the upper constant temperature liquid cavity 8 and the lower constant temperature liquid cavity 10 can keep the upper die 2 and the lower die 1 at constant temperature.

The utility model discloses the theory of operation: with bed die 1, go up 2 cooperation installations of mould, guarantee that locating pin 11 installs in the constant head tank that bed die 1 corresponds, confirm to compress tightly, with constant temperature liquid pipe 3 down, go up the external constant temperature liquid pump of constant temperature liquid pipe 4, inject into the constant temperature liquid of suitable temperature according to the requirement of the injection molding process, after being full in constant temperature liquid cavity 8, lower constant temperature liquid cavity 10, can link to each other injection molding pipe 6 with the liquid of moulding plastics, mould plastics in the mould cavity 7, the liquid of moulding plastics passes through multichannel injection molding pipe 9, mould plastics to mould plastics in mould cavity 7 from different positions, it can not be too fast to ensure the velocity of flow of moulding plastics, and reduce the liquid of moulding plastics and strike inside mould cavity 7, avoid the backward flow, install sealing layer and bleeder vent in the trachea 5, patent CN211307254U can refer to specific structure, for prior art.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a tap mould forming device which characterized in that: comprises a lower die (1), an upper die (2), a lower constant temperature liquid pipe (3), an upper constant temperature liquid pipe (4), an air pipe (5), an injection molding pipe (6), a die cavity (7), an upper constant temperature liquid cavity (8), a multi-channel injection molding pipe (9), a lower constant temperature liquid cavity (10) and a positioning pin (11); the lower die (1) and the upper die (2) are installed in a matched mode to form a die cavity (7); the number of the positioning pins (11) is four, the positioning pins are arranged at four corners of the lower side surface of the upper die (2), and positioning grooves are formed in corresponding positions of the lower die (1); the lower constant-temperature liquid cavity (10) is arranged in the lower die (1) and is positioned at the lower side of the die cavity (7), and the left side and the right side of the lower constant-temperature liquid cavity are provided with lower constant-temperature liquid pipes (3); the upper constant temperature liquid cavity (8) is arranged in the upper die (2) and is positioned at the upper side of the die cavity (7), and the left side and the right side are provided with upper constant temperature liquid pipes (4); the air pipes (5) are arranged on the front side and the rear side of the upper die (2) and are connected with the top of the die cavity (7); the multi-channel injection molding pipe (9) is arranged in the upper mold (2), is connected with the mold cavity (7) and is positioned on the left side of the mold cavity (7); the injection molding pipe (6) is arranged on the left side of the multi-channel injection molding pipe (9) and is connected with the outside.

2. The faucet mold forming device according to claim 1, wherein: the multi-channel injection molding pipe (9) can be simultaneously injected into the mold cavity (7) from multiple points; the upper constant-temperature liquid cavity (8) and the lower constant-temperature liquid cavity (10) can keep the upper die (2) and the lower die (1) at constant temperature.