Multicolor injection molding machine with cooling function

By designing a cooling mechanism including a water tank, a water pump, a nozzle and a cooling plate in a multi-color injection molding machine, combined with an electric telescopic rod and a motor auxiliary mechanism, the problem that the cooling system in the prior art cannot quickly adjust the condensate position, and rapid cooling of the mold and improved cooling efficiency are achieved.

CN222645266UActive Publication Date: 2025-03-21DONGGUAN WEIHAO MOLDING TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421042907.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-14
Publication Date
2025-03-21
Estimated Expiration
2034-05-14

AI Technical Summary

Technical Problem

The cooling system of existing multi-color thermal injection molding machines cannot quickly adjust the position of condensate, resulting in a reduced mold cooling efficiency.

Method used

A multi-color injection molding machine is designed, using a cooling mechanism including a water tank, a water pump, a nozzle and a cooling plate. Through an electric telescopic rod and a motor auxiliary mechanism, the position of the cooling plate and the airflow dissipation of the mold can be achieved quickly.

Benefits of technology

The rapid cooling of the mold is achieved, and the cooling efficiency is improved. The operator can easily adjust the cooling water source, which improves the working efficiency of the device.

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Abstract

The utility model relates to the technical field of injection molding machines, and discloses a multicolor injection molding machine with a cooling function, which comprises a fixed plate, supporting legs fixedly mounted at the bottom of the fixed plate, a stand column fixedly mounted at the top of the fixed plate, and a processing component arranged on the side wall of the fixed plate, the machining assembly comprises a cooling mechanism installed on the side wall of the fixing plate, the cooling mechanism is located at the top of the fixing plate, an auxiliary mechanism is installed at the top of the fixing plate, one end of the auxiliary mechanism is connected with one end of the cooling mechanism, and the auxiliary mechanism is located in the middle of the cooling mechanism. According to the device, the problems that according to an existing device, condensate water flows in a condensate water pipe, an operator cannot rapidly adjust the position of the condensate water, the heated condensate water is located on the side wall of a mold, and the cooling efficiency of the mold is reduced are solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to a multi-color injection molding machine with a temperature reduction function. Background Art

[0002] With the improvement of people's living standards and the rapid development of society, the application of plastic products can be seen everywhere in people's production and life. Plastic products are processed by injection molding machines. Injection molding machines can make thermoplastics and other plastic products of various shapes using molds. Among them, multi-color hot mold injection molding machines are one of the plastic processing machines that can inject multiple colors. Therefore, it is necessary to use multi-color injection molding machines with cooling function;

[0003] For example, Chinese patent CN214239422U discloses a multi-color hot mold injection molding machine with a cooling function. The device is provided with a condensing water pipe and a movable block, so that when the second motor drives the screw to rotate, the movable block sleeved in the middle of the screw can be adjusted according to the width of the mold, so that it can better fit the side wall of the mold, and the movable block is provided with a condensing water pipe inside and heat dissipation fins evenly arranged on the side, so that the mold can be cooled, and the heat dissipation fins help the condensing water pipe to dissipate heat, thereby improving the cooling capacity of the condensing water pipe;

[0004] However, there are certain defects in this patent. The device allows condensed water to flow inside the condensed water pipe, and the operator cannot quickly adjust the position of the condensed water, resulting in the condensed water after heating still being located on the side wall of the mold, resulting in reduced mold cooling efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-color injection molding machine with a cooling function, so as to achieve the purpose of solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a multi-color injection molding machine with a cooling function, comprising a fixing plate,

[0007] A support leg fixedly mounted on the bottom of the fixing plate;

[0008] A column fixedly mounted on the top of the fixing plate;

[0009] and a processing assembly disposed at a side wall of the fixing plate;

[0010] The processing assembly includes a cooling mechanism installed at a side wall of the fixed plate, and the cooling mechanism is located at a top position of the fixed plate;

[0011] An auxiliary mechanism is installed at the top of the fixing plate, one end of the auxiliary mechanism is connected to one end of the cooling mechanism, and the auxiliary mechanism is located in the middle of the cooling mechanism.

[0012] Preferably, there are four supporting legs, the four supporting legs are equal in shape and size, and the four supporting legs are respectively fixedly installed at the four corners of the bottom of the fixing plate, so that the position of the entire device can be supported by the supporting legs.

[0013] Preferably, an operating table is fixedly mounted on the top of the column, the columns are respectively distributed at the four corners of the bottom of the operating table, a circular hole is opened on the surface of the operating table, and a mold is contacted with the top of the operating table.

[0014] Preferably, the cooling mechanism includes a rectangular block, which is fixedly installed on the top of the fixed plate, and the two rectangular blocks are respectively located on both sides of the mold, a sliding block is slidably installed on the inner wall of the rectangular block, a cooling plate is fixedly installed on the top of the sliding block, and the bottom of the cooling plate is slidably connected to the top of the rectangular block, a stabilizing rod is fixedly installed on the side wall of the cooling plate, a supporting block is fixedly installed on the other end of the stabilizing rod, a nozzle is fixedly installed on the inner wall of the supporting block, a water collecting block is fixedly installed on one end of the nozzle, an arc block is fixedly installed on the other side of the water collecting block, a water pump is fixedly installed on the other end of the arc block, a water pipe is fixedly installed on the input end of the water pump, a water tank is fixedly installed on the other end of the water pipe, and the water tank is fixedly installed on the top of the rectangular block.

[0015] Preferably, a water outlet pipe is provided on the bottom side wall of the cooling plate, the inner wall of the water tank is connected to the interior of the water pipe, the inner wall of the water pipe is connected to the interior of the water pump, the output end of the water pump is connected to the interior of the water collecting block, and the inner wall of the water collecting block is connected to the interior of the nozzle. When the operator turns on the water pump, the water pump can effectively transport water from the inner wall of the water tank to the inner wall of the water collecting block, and further spray it out through the nozzle.

[0016] Preferably, the auxiliary mechanism includes an electric telescopic rod and a motor, the electric telescopic rod is fixedly mounted on the inner side wall of the rectangular block, an adjustment plate is fixedly mounted on the output end of the electric telescopic rod, the top of the adjustment plate is fixedly connected to the bottom of the water collecting block, there are two adjustment plates, and the two adjustment plates are symmetrically arranged on the left and right middle surfaces of the fixed plate.

[0017] Preferably, the motor is fixedly mounted on the top of the fixed plate, the output end transmission of the motor is equipped with a rotating shaft, the top of the rotating shaft is fixedly mounted with a rotating block, the side wall of the rotating block is fixedly mounted with fan blades, the rotating block is located at the bottom of the operating table, and the rotation of the fan blades can generate airflow to dissipate heat from the bottom of the mold.

[0018] The utility model provides a multi-color injection molding machine with a cooling function. It has the following beneficial effects:

[0019] (1) The utility model allows an operator to connect an external water source to a water tank, and then directly turn on a water pump. Under the joint action of a water pipe, a water collecting block, a nozzle, a cooling plate, and a water outlet pipe, the water pump conducts heat through the cooling plate, and then cools the cooling plate. The water used for cooling is at a relatively low temperature, thereby improving the working efficiency of the device.

[0020] (2) In the utility model, the operator turns on the electric telescopic rod, which, under the joint action of the adjustment plate and the water collecting block, can quickly adjust the position of the cooling plate. Then the motor is turned on, and under the joint action of the rotating shaft, the rotating block and the fan blades, the motor effectively cools the bottom of the mold by generating air flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the cooling mechanism and auxiliary mechanism of the utility model;

[0023] Figure 3 It is a partial structural schematic diagram of the cooling mechanism of the utility model;

[0024] Figure 4 For this utility model Figure 3 Middle A is a partial enlarged view;

[0025] Figure 5 It is a partial connection schematic diagram of the cooling mechanism of the utility model;

[0026] Figure 6 It is a partial structural schematic diagram of the auxiliary mechanism of the utility model.

[0027] In the figure: 1. fixed plate; 2. supporting leg; 3. column; 4. processing component; 41. cooling mechanism; 411. water tank; 412. rectangular block; 413. cooling plate; 414. water pipe; 415. water pump; 416. arc block; 417. water collecting block; 418. stabilizing rod; 419. nozzle; 4110. supporting block; 4111. water outlet pipe; 4112. sliding block; 42. auxiliary mechanism; 421. motor; 422. fan blade; 423. rotating block; 424. rotating shaft; 425. adjusting plate; 426. electric telescopic rod; 5. operating table; 6. mold. DETAILED DESCRIPTION

[0028] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation methods of the utility model are now described with reference to the accompanying drawings.

[0029] Example 1

[0030] A preferred embodiment of a multi-color injection molding machine with a cooling function provided by the utility model is as follows: Figures 1 to 6 As shown: A multi-color injection molding machine with a cooling function, comprising a fixing plate 1,

[0031] The support legs 2 are fixedly mounted on the bottom of the fixed plate 1. There are four support legs 2. The four support legs 2 are of equal shape and size. The four support legs 2 are respectively fixedly mounted at the four corners of the bottom of the fixed plate 1. The support legs 2 can support the position of the entire device.

[0032] A column 3 is fixedly mounted on the top of the fixed plate 1, an operating table 5 is fixedly mounted on the top of the column 3, the columns 3 are respectively distributed at the four corners of the bottom of the operating table 5, a circular hole is opened on the surface of the operating table 5, and a mold 6 is arranged on the top of the operating table 5;

[0033] and a processing assembly 4 disposed on the side wall of the fixed plate 1;

[0034] The processing assembly 4 includes a cooling mechanism 41 installed on the side wall of the fixed plate 1, and the cooling mechanism 41 is located at the top of the fixed plate 1;

[0035] An auxiliary mechanism 42 is installed at the top of the fixing plate 1 . One end of the auxiliary mechanism 42 is connected to one end of the cooling mechanism 41 . The auxiliary mechanism 42 is located in the middle of the cooling mechanism 41 .

[0036] The cooling mechanism 41 includes a rectangular block 412, which is fixedly mounted on the top of the fixed plate 1. The two rectangular blocks 412 are respectively located on both sides of the mold 6. A sliding block 4112 is slidably mounted on the inner wall of the rectangular block 412. A cooling plate 413 is fixedly mounted on the top of the sliding block 4112. The bottom of the cooling plate 413 is slidably connected to the top of the rectangular block 412. A stabilizing rod 418 is fixedly mounted on the side wall of the cooling plate 413. A supporting block 4110 is fixedly mounted on the other end of the stabilizing rod 418. The inner wall of the supporting block 4110 is fixedly mounted with a A nozzle 419 is provided, at one end of which a water collecting block 417 is fixedly installed, at the other side of the water collecting block 417 an arc block 416 is fixedly installed, at the other end of the arc block 416 a water pump 415 is fixedly installed, at the input end of the water pump 415 a water pipe 414 is fixedly installed, at the other end of the water pipe 414 a water tank 411 is fixedly installed, and the water tank 411 is fixedly installed on the top of the rectangular block 412. The cooling plate 413 is made of copper and has good thermal conductivity. The cooling plate 413 can conduct the temperature of the mold surface to achieve a better cooling effect.

[0037] During the specific implementation process, the operator can then connect the external water source to the water tank 411, and then directly turn on the water pump 415. The water pump 415 effectively transports the water on the inner wall of the water tank 411 to the inner wall of the water collecting block 417 through the water pipe 414, and further sprays it through the nozzle 419. When the water is sprayed to the side wall of the cooling plate 413, the side wall of the mold 6 is effectively cooled. When the hot water droplets accumulated on the cooling plate 413, they will fall to the bottom position of the cooling plate 413, and further be discharged through the water outlet pipe 4111, which is convenient for the operator to collect the water source and recycle the water.

[0038] In this embodiment, a water outlet pipe 4111 is connected to the bottom side wall of the cooling plate 413, the inner wall of the water tank 411 is connected to the interior of the water pipe 414, the inner wall of the water pipe 414 is connected to the interior of the water pump 415, the output end of the water pump 415 is connected to the interior of the water collecting block 417, and the inner wall of the water collecting block 417 is connected to the interior of the nozzle 419.

[0039] When the operator turns on the water pump 415 , the water pump 415 can effectively transport the water on the inner wall of the water tank 411 to the inner wall of the water collecting block 417 , and further spray it out through the nozzle 419 .

[0040] Example 2

[0041] On the basis of Example 1, a preferred embodiment of a multi-color injection molding machine with a cooling function provided by the utility model is as follows Figures 1 to 6 As shown: the auxiliary mechanism 42 includes an electric telescopic rod 426 and a motor 421. The electric telescopic rod 426 is fixedly installed on the inner side wall of the rectangular block 412. An adjustment plate 425 is fixedly installed on the output end of the electric telescopic rod 426. The top of the adjustment plate 425 is fixedly connected to the bottom of the water collecting block 417. There are two adjustment plates 425, and the two adjustment plates 425 are symmetrically arranged on the left and right middle surfaces of the fixed plate 1.

[0042] During the specific implementation process, the operator supports the position of the entire device through the support leg 2, and then the electric telescopic rod 426 can be directly opened. The electric telescopic rod 426 effectively drives the position of the adjustment plate 425 to move, and the adjustment plate 425 further drives the position of the water collecting block 417 to move, and further moves the position of the cooling plate 413. When the side wall of the cooling plate 413 contacts the side wall of the mold 6, the electric telescopic rod 426 can be closed, and then the motor 421 is turned on. The motor 421 drives the position of the rotating block 423 to rotate through the rotating shaft 424 at the output end. The rotating block 423 effectively drives the position of the fan blade 422 to rotate, and the bottom of the mold 6 is effectively cooled by the generated air flow.

[0043] In this embodiment, the motor 421 is fixedly installed on the top of the fixed plate 1, and the output end transmission of the motor 421 is installed with a rotating shaft 424, the top of the rotating shaft 424 is fixedly installed with a rotating block 423, the side wall of the rotating block 423 is fixedly installed with a fan blade 422, and the rotating block 423 is located at the bottom position of the operating table 5.

[0044] The rotation of the fan blades 422 can generate airflow to dissipate heat from the bottom of the mold.

[0045] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-color injection molding machine with a cooling function, comprising a fixing plate (1), A supporting leg (2) fixedly mounted on the bottom of the fixing plate (1); A column (3) fixedly mounted on the top of the fixing plate (1); and a processing assembly (4) arranged at the side wall of the fixing plate (1); characterized in that: The processing assembly (4) comprises a cooling mechanism (41) installed at a side wall position of the fixed plate (1), the cooling mechanism (41) being located at a top position of the fixed plate (1), the cooling mechanism (41) comprising a rectangular block (412), the rectangular block (412) being fixedly installed at the top of the fixed plate (1), two rectangular blocks (412) being located at two sides of the mold (6), a sliding block (4112) being slidably installed on the inner wall of the rectangular block (412), a cooling plate (413) being fixedly installed on the top of the sliding block (4112), the bottom of the cooling plate (413) being slidably connected to the top of the rectangular block (412), and the side of the cooling plate (413) being slidably connected to the top of the rectangular block (412). A stabilizing rod (418) is fixedly mounted on the wall, a supporting block (4110) is fixedly mounted on the other end of the stabilizing rod (418), a nozzle (419) is fixedly mounted on the inner wall of the supporting block (4110), a water collecting block (417) is fixedly mounted on one end of the nozzle (419), an arc block (416) is fixedly mounted on the other side of the water collecting block (417), a water pump (415) is fixedly mounted on the other end of the arc block (416), a water pipe (414) is fixedly mounted on the input end of the water pump (415), a water tank (411) is fixedly mounted on the other end of the water pipe (414), and the water tank (411) is fixedly mounted on the top of the rectangular block (412); An auxiliary mechanism (42) is installed at the top of the fixed plate (1), one end of the auxiliary mechanism (42) is connected to one end of the cooling mechanism (41), and the auxiliary mechanism (42) is located in the middle of the cooling mechanism (41). The auxiliary mechanism (42) comprises an electric telescopic rod (426) and a motor (421). The electric telescopic rod (426) is fixedly installed on the inner side wall of the rectangular block (412), and an adjustment plate (425) is fixedly installed on the output end of the electric telescopic rod (426). The top of the adjustment plate (425) is fixedly connected to the bottom of the water collecting block (417). There are two adjustment plates (425), and the two adjustment plates (425) are symmetrically arranged on the left and right middle surfaces of the fixed plate (1).

2. The multi-color injection molding machine with a cooling function according to claim 1, characterized in that: There are four supporting legs (2), the four supporting legs (2) are of equal shape and size, and the four supporting legs (2) are respectively fixedly mounted at the four corners of the bottom of the fixing plate (1).

3. The multi-color injection molding machine with a cooling function according to claim 1, characterized in that: An operating table (5) is fixedly mounted on the top of the column (3), and the columns (3) are respectively distributed at the four corners of the bottom of the operating table (5). A circular hole is opened on the surface of the operating table (5), and a mold (6) is arranged in contact with the top of the operating table (5).

4. The multi-color injection molding machine with a cooling function according to claim 1, characterized in that: The bottom side wall of the cooling plate (413) is connected to a water outlet pipe (4111), the inner wall of the water tank (411) is connected to the interior of the water pipe (414), the inner wall of the water pipe (414) is connected to the interior of the water pump (415), the output end of the water pump (415) is connected to the interior of the water collecting block (417), and the inner wall of the water collecting block (417) is connected to the interior of the nozzle (419).

5. The multi-color injection molding machine with a cooling function according to claim 1, characterized in that: The motor (421) is fixedly mounted on the top of the fixed plate (1); a rotating shaft (424) is transmission-mounted on the output end of the motor (421); a rotating block (423) is fixedly mounted on the top of the rotating shaft (424); a fan blade (422) is fixedly mounted on the side wall of the rotating block (423); and the rotating block (423) is located at the bottom of the operating table (5).

Citation Information

Patent Citations

  • Multi-color hot mold injection molding machine with cooling function

    CN214239422U