CN214448267U

CN214448267U - Constant-temperature high-precision injection mold device

Info

Publication number: CN214448267U
Application number: CN202023091165.4U
Authority: CN
Inventors: 王海峰
Original assignee: Tianjin Shengxin Taihe Technology Co ltd
Current assignee: Tianjin Shengxin Taihe Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-22
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a high-accuracy injection mold device of constant temperature, including die holder, upper die base, tee bend pipe fitting and the drainage tee bend pipe fitting of intaking, the fixed storage water tank that is equipped with in die holder bottom, and the fixed spacer pin that is equipped with on the die holder, go up the die holder cover and locate on the spacer pin, be equipped with the die cavity in the die holder top, and seted up the cooling bath down in the die holder, the fixed module that is equipped with in die holder bottom. This high-accuracy injection mold device of constant temperature is through setting up water delivery pump, the tee bend pipe fitting that intakes carries the cooling water and goes up the cooling bath and cool down the inslot, through the drain pump, the water recovery of water in cooling bath and the lower cooling bath is to the storage water tank in to the tee bend pipe fitting that drains will go up, realize the used circulation to the cooling water in proper order, and carry out the cooling action through the effectual water to the storage water tank water-logging of radiator, this high-accuracy injection mold device of constant temperature can carry out the cooling action to the inside and outside both sides of module simultaneously, and cooling range is even, convenient to use.

Description

Constant-temperature high-precision injection mold device

Technical Field

The utility model relates to an injection mold technical field specifically is constant temperature high accuracy injection mold device.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

Injection mold need the later stage to cool off the drawing of patterns when moulding plastics, and current injection mold sets up the cooling water hole usually and is used for inputing the cooling water to this realization is to the cooling effect of mould, and the pore wall in cooling water hole is suitable apart from the distance of die cavity at present, but still has the clearance owing to the distance between each group's cooling water hole, and consequently when carrying out the mould cooling, its cooling efficiency still treats the improvement.

The utility model discloses an easy radiating injection mold of current, application number CN201921717807.1, through radiator fan and the cooling runner that sets up, can cool off the cooling to the mould from outside and inside simultaneously, after going up mould and bed die compound die, it is further stable to stabilize the subassembly through manual assistance, avoid the mould to shake at the in-process of moulding plastics, but this easy radiating injection mold is when using, the cooling runner is less to mould cooling range, cooling efficiency is lower, not enough to prior art, the high-accuracy injection mold device of existing design constant temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-accuracy injection mold device of constant temperature to solve the lower problem of current injection mold cooling efficiency who proposes in the above-mentioned background art.

In order to realize the purpose, the utility model provides a constant-temperature high-precision injection mold device, which comprises a lower die holder, an upper die holder, a water inlet three-way pipe and a water discharge three-way pipe, wherein a water storage tank is fixedly arranged at the bottom of the lower die holder, a limit pin is fixedly arranged on the lower die holder, the upper die holder is sleeved on the limit pin, a die groove is arranged in the top of the lower die holder, a lower cooling groove is arranged in the lower die holder, a fixed die block is fixedly arranged at the bottom of the upper die holder, an injection molding channel is communicated with the upper die holder and the fixed die block, an upper cooling groove is arranged in the fixed die block, a lower water inlet pipe and a lower water discharge pipe are respectively fixedly arranged in the two sides of the lower die holder, an upper water inlet channel and an upper water discharge channel are respectively communicated with the upper cooling groove, and a water delivery pump and a water discharge pump are respectively fixedly arranged on the two sides of the lower die holder, the input end of the water delivery pump and the output end of the drainage pump are communicated in the water storage tank through pipelines, a water tank inlet pipe is fixedly arranged on the water storage tank, and a radiator is fixedly arranged in the water storage tank.

Preferably, the lower cooling groove has a U-shaped structure in front section and side section, and is wrapped outside the die groove.

Preferably, the upper cooling tank is arranged along the direction of the height extension of the fixed mold block, and the upper cooling tank is of a frame structure in a sectional view from the top.

Preferably, an outlet at one end of the water inlet tee pipe is communicated with the lower water inlet pipe, an outlet at one end of the water inlet tee pipe is communicated with an output end of the water delivery pump through a pipeline, and an outlet at the other end of the water inlet tee pipe is communicated with the upper water inlet channel through a water inlet hose.

Preferably, an outlet at one end of the drainage three-way pipe is communicated with the lower drainage pipe, an outlet at one end of the drainage three-way pipe is communicated with an input end of the drainage pump through a pipeline, and an outlet at the other end of the drainage three-way pipe is communicated with the upper drainage channel through a drainage hose.

Compared with the prior art, the beneficial effects of the utility model are that: this high-accuracy injection mold device of constant temperature is through setting up water delivery pump, the tee bend pipe fitting that intakes carries the cooling water and goes up the cooling bath and cool down the inslot, through the drain pump, the water recovery of water in cooling bath and the lower cooling bath is to the storage water tank in to the tee bend pipe fitting that drains will go up, realize the used circulation to the cooling water in proper order, and carry out the cooling action through the effectual water to the storage water tank water-logging of radiator, this high-accuracy injection mold device of constant temperature can carry out the cooling action to the inside and outside both sides of module simultaneously, and cooling range is even, convenient to use.

Drawings

FIG. 1 is a sectional view of the front structure of the constant-temperature high-precision injection mold device of the present invention;

FIG. 2 is a schematic view of the front structure of the constant-temperature high-precision injection mold device of the present invention;

FIG. 3 is a sectional view of a partial overlooking structure of a lower die holder of the constant-temperature high-precision injection molding device of the utility model;

fig. 4 is the utility model discloses the local structure cross-sectional view of overlooking of cover half piece of the high-accuracy injection mold device of constant temperature.

In the figure: 1. the mold comprises a lower mold base, 2, an upper mold base, 3, a water storage tank, 4, a mold cavity, 5, a lower cooling tank, 6, a fixed module, 7, an injection molding channel, 8, an upper cooling tank, 9, a lower water inlet pipe, 10, a lower water outlet pipe, 11, an upper water inlet channel, 12, an upper water outlet channel, 13, a water inlet three-way pipe, 14, a water outlet three-way pipe, 15, a water delivery pump, 16, a water discharge pump, 17, a water inlet hose, 18, a water outlet hose, 19, a water tank water inlet pipe, 20, a limiting pin, 21 and a radiator.

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. 1-4, the present invention provides a technical solution: a constant-temperature high-precision injection mold device comprises a lower mold base 1, an upper mold base 2, a water inlet three-way pipe 13 and a water discharge three-way pipe 14, wherein a water storage tank 3 is fixedly arranged at the bottom of the lower mold base 1, a limiting pin 20 is fixedly arranged on the lower mold base 1, the upper mold base 2 is sleeved on the limiting pin 20, a mold groove 4 is arranged in the top of the lower mold base 1, a lower cooling groove 5 is formed in the lower mold base 1, the front cross section and the side cross section of the lower cooling groove 5 are both in a U-shaped structure, the lower cooling groove 5 is arranged outside the mold groove 4 in a wrapping manner, so that a mold in the mold groove 4 can be uniformly cooled through the lower cooling groove 5, a fixed mold block 6 is fixedly arranged at the bottom of the upper mold base 2, an injection molding channel 7 is formed in the upper mold block 2 and the fixed mold block 6 in a communicating manner, an upper cooling groove 8 is formed in the fixed mold block 6, the upper cooling groove 8 is arranged along the height extending direction of the fixed mold block 6, and the upper cooling groove 8 is in a overlooking frame structure, when the upper die holder 2 and the lower die holder 1 are assembled, the fixed die block 6 is positioned in the die cavity 4, so that the fixed die block 6 is uniformly cooled through the upper cooling groove 8, the lower water inlet pipe 9 and the lower water outlet pipe 10 are respectively fixedly arranged in two sides of the lower die holder 1, the upper die holder 2 is internally provided with an upper water inlet channel 11 and an upper water outlet channel 12, the upper water inlet channel 11 and the upper water outlet channel 12 are communicated with the upper cooling groove 8, the two sides of the lower die holder 1 are respectively and fixedly provided with a water delivery pump 15 and a water discharge pump 16, the input end of the water delivery pump 15 and the output end of the water discharge pump 16 are communicated with the water storage tank 3 through pipelines, the outlet of one end of the three-way water inlet pipe 13 is communicated with the lower water inlet pipe 9, the outlet of one end of the three-way water inlet pipe 13 is communicated with the output end of the water delivery pump 15 through a pipeline, the outlet of the other end of the three-way water inlet pipe 13 is communicated with the upper water inlet channel 11 through a water inlet hose 17, therefore, water in the water storage tank 3 can be transported into the upper cooling tank 8 and the lower cooling tank 5 through the water delivery pump 15, an outlet at one end of the three-way drainage pipe 14 is communicated with the lower drainage pipe 10, an outlet at one end of the three-way drainage pipe 14 is communicated with an input end of the drainage pump 16 through a pipeline, an outlet at the other end of the three-way drainage pipe 14 is communicated with the upper drainage channel 12 through the drainage hose 18, so that the water in the upper cooling tank 8 and the lower cooling tank 5 is transported into the water storage tank 3 through the drainage pump 16, the water circulation effect in the upper cooling tank 8 and the lower cooling tank 5 is realized, a water tank inlet pipe 19 is fixedly arranged on the water storage tank 3, and a radiator 21 is fixedly arranged in the water storage tank 3.

The working principle is as follows: when the constant-temperature high-precision injection mold device is used, a proper amount of cooling water is firstly conveyed into the water storage tank 3 through the water inlet pipe 19 of the water tank, when the upper die holder 2 and the lower die holder 1 are assembled, the fixed die block 6 is positioned in the die cavity 4, raw materials are injected into a gap between the die cavity 4 and the fixed die block 6 through the injection channel 7, then, the fixed mold block 6 is positioned in the mold cavity 4, so that the fixed mold block 6 is uniformly cooled by the upper cooling groove 8, so that the mold is uniformly cooled by the upper and

lower cooling baths

8 and 5, and the water in the upper and

lower cooling baths

8 and 5 is transferred to the water storage tank 3 by the drain pump 16, therefore, the water circulation effect in the upper cooling tank 8 and the lower cooling tank 5 is realized, and the water in the water storage tank 3 can be effectively cooled through the radiator 21, which is the working process of the constant-temperature high-precision injection mold device.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Constant temperature high accuracy injection mold device, including die holder (1), upper die base (2), tee bend pipe fitting (13) and the drainage tee bend pipe fitting (14) of intaking, die holder (1) bottom is fixed and is equipped with storage water tank (3), and fixed spacer pin (20) that are equipped with on die holder (1), on spacer pin (20) was located to upper die base (2) cover, its characterized in that: a die groove (4) is arranged in the top of the lower die holder (1), a lower cooling groove (5) is formed in the lower die holder (1), a fixed module (6) is fixedly arranged at the bottom of the upper die holder (2), an injection molding channel (7) is formed in the upper die holder (2) and the fixed module (6) in a penetrating manner, an upper cooling groove (8) is formed in the fixed module (6), a lower water inlet pipe (9) and a lower water outlet pipe (10) are respectively and fixedly arranged in two sides of the lower die holder (1), an upper water inlet channel (11) and an upper water outlet channel (12) are formed in the upper die holder (2), the upper water inlet channel (11) and the upper water outlet channel (12) are both communicated in the upper cooling groove (8), a water delivery pump (15) and a water discharge pump (16) are respectively and fixedly arranged on two sides of the lower die holder (1), the input end of the water delivery pump (15) and the output end of the water discharge pump (16) are both communicated in the water storage tank (3) through pipelines, a water tank inlet pipe (19) is fixedly arranged on the water storage tank (3), and a radiator (21) is fixedly arranged in the water storage tank (3).

2. The constant-temperature high-precision injection mold device according to claim 1, characterized in that: the front and side sections of the lower cooling groove (5) are U-shaped structures, and the lower cooling groove (5) is arranged outside the die groove (4) in a wrapping shape.

3. The constant-temperature high-precision injection mold device according to claim 1, characterized in that: go up cooling bath (8) and set up along the high extending direction of cover half piece (6), and go up cooling bath (8) overlook the section and be the frame structure.

4. The constant-temperature high-precision injection mold device according to claim 1, characterized in that: an outlet at one end of the water inlet three-way pipe (13) is communicated with the lower water inlet pipe (9), an outlet at one end of the water inlet three-way pipe (13) is communicated with the output end of the water delivery pump (15) through a pipeline, and an outlet at the other end of the water inlet three-way pipe (13) is communicated with the upper water inlet channel (11) through a water inlet hose (17).

5. The constant-temperature high-precision injection mold device according to claim 1, characterized in that: an outlet at one end of the drainage three-way pipe (14) is communicated with the lower drainage pipe (10), an outlet at one end of the drainage three-way pipe (14) is communicated with an input end of a drainage pump (16) through a pipeline, and an outlet at the other end of the drainage three-way pipe (14) is communicated with the upper drainage channel (12) through a drainage hose (18).