CN212422079U

CN212422079U - Cooling device for injection molding machine

Info

Publication number: CN212422079U
Application number: CN202021086886.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jinyun Enrun Industrial Design Co ltd
Current assignee: Suzhou Zhekai Auto Parts Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-01-29
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a cooling device for injection molding machine, including the filling tube, the heat pipe has been cup jointed to the outer wall of filling tube, and the outer wall of heat pipe is fixed with the cooling tube, and the outer wall of cooling tube rotates and is connected with the carousel, and the outer wall of carousel is fixed with the branch that a plurality of equidistance distribute, and the outer wall of branch is fixed with the puddler, and the outer wall of puddler rotates and is connected with the stirring piece that a plurality of equidistance distribute, the one end outer wall of cooling tube is provided with a plurality of minutes pipes of intaking, and the one end of the branch pipe of intaking is connected with the second and divides the liquid pipe, and the one end of second. The utility model discloses can let the rivers intensive mixing in the cooling tube mix, make the rivers thermally equivalent in the cooling tube, improve the utilization ratio of heat transfer efficiency and water, the corresponding water resource of having saved has improved the cooling effect simultaneously, can utilize the waste heat of cooling water, preheats the raw materials in the feed cylinder, reduces the energy consumption, has improved the practicality of device.

Description

Cooling device for injection molding machine

Technical Field

The utility model relates to an injection molding machine cooling technology field especially relates to a cooling device for injection molding machine.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. The main molding equipment is used for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, a charging pipe of an injection molding machine needs to be cooled, otherwise, a high-temperature softening raw material blocks a pipeline, the heat transfer efficiency of the existing water cooling device is low, and water resources are wasted, so that the injection molding machine cooling device is urgently needed to solve the problems.

Through the retrieval, chinese patent is granted No. CN208215942U, discloses a cooling device for injection molding machine, including injection molding machine cavity, inlet pipe and cooling tower, the inlet pipe is installed on injection molding machine cavity lateral wall, with injection molding machine cavity intercommunication, the inlet pipe runs through the cooling tower, is equipped with the condenser pipe in the cooling tower, installs hydraulic circulating pump on the condenser pipe. The cooling device for injection molding machine in the above patent has the following disadvantages: the velocity of water flow in the condenser pipe is very fast, and the water layer temperature that leads to being close to the filling tube in the condenser pipe is higher, and the water layer temperature of keeping away from the filling tube is lower, unable abundant heat transfer, and the water-cooling effect can further improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cooling device for an injection molding machine.

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

the utility model provides a cooling device for injection molding machine, includes the filling tube, the heat pipe has been cup jointed to the outer wall of filling tube, and the outer wall of heat pipe is fixed with the cooling tube, and the outer wall of cooling tube rotates and is connected with the carousel, and the outer wall of carousel is fixed with the branch that a plurality of equidistance distribute, and the outer wall of branch is fixed with the puddler, and the outer wall of puddler rotates and is connected with the stirring piece that a plurality of equidistance distribute, the one end outer wall of cooling tube is provided with a plurality of minutes pipes of intaking, and the one end of the branch pipe of just intaking is connected with the second and divides the liquid pipe, and the one end of the branch pipe of keeping away from of cooling tube is provided with a plurality of minute pipes of water, and the one end of the minute pipe of going out is.

As a further aspect of the present invention: one end of the water outlet pipe is connected with a preheating tank, and the inner wall of the preheating tank is provided with a heat insulation layer.

As a further aspect of the present invention: and an injection molding machine charging barrel is arranged in the preheating box.

As a further aspect of the present invention: the bottom of the preheating box is connected with a drain pipe, and one end of the drain pipe is fixed with a circulating pump.

As a further aspect of the present invention: and a return pipe is fixed at one end of the output port of the circulating pump.

As a further aspect of the present invention: one end of the backflow pipe is connected with the cooling box, the outer wall of one side of the cooling box is connected with a water suction pipe, one end of the water suction pipe is fixed with the booster pump, and one end of an output port of the booster pump is connected with the water inlet pipe through screws.

As a further aspect of the present invention: the outer wall of the cooling box is provided with a plurality of radiating ports, and radiating fins are fixed on the inner walls of the radiating ports.

The utility model has the advantages that:

1. through the arranged heat conduction pipe, the cooling pipe, the rotary table, the stirring rod, the stirring sheet, the water inlet branch pipe and the water outlet branch pipe, water flow in the cooling pipe can be fully stirred and mixed, so that the water flow in the cooling pipe is uniformly heated, the heat transfer efficiency and the water utilization rate are improved, the water resource is correspondingly saved, and the cooling effect is improved;

2. the preheating box can preheat the raw materials in the charging barrel by using the waste heat of the cooling water, so that the electric energy required by heating is saved, and the practicability of the device is improved;

3. through the fin that sets up, improved the heat dissipation cooling effect of cooler bin to a certain extent, reduced the required time of cooling water cooling, improved the work efficiency of device.

Drawings

Fig. 1 is a schematic view of the overall structure of a cooling apparatus for an injection molding machine according to embodiment 1;

FIG. 2 is a schematic view showing the internal structure of a cooling pipe of the cooling apparatus for an injection molding machine according to embodiment 1;

FIG. 3 is a schematic view of a rotary table structure of a cooling apparatus for an injection molding machine according to embodiment 1;

fig. 4 is a schematic view of the overall structure of a cooling device for an injection molding machine according to embodiment 2.

In the figure: 1 cooling box, 2 cooling tubes, 3 filling pipes, 4 heat conduction pipes, 5 water outlet branch pipes, 6 first liquid dividing pipes, 7 water outlet pipes, 8 preheating boxes, 9 injection molding machine material cylinders, 10 circulating pumps, 11 water inlet branch pipes, 12 second liquid dividing pipes, 13 water inlet pipes, 14 booster pumps, 15 stirring sheets, 16 turntables, 17 supporting rods and 18 radiating fins.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a cooling device for an injection molding machine comprises a feed pipe 3, a heat conducting pipe 4 is sleeved on the outer wall of the feed pipe 3, and the cooling pipe 2 is welded on the outer wall of the heat conducting pipe 4, and the outer wall of the cooling pipe 2 is rotatably connected with a turntable 16, and the outer wall of the turntable 16 is welded with a plurality of support rods 17 which are distributed at equal intervals, and the outer wall of each support rod 17 is welded with a stirring rod, and the outer wall of the stirring rod is rotationally connected with a plurality of stirring blades 15 which are distributed at equal intervals, the outer wall of one end of the cooling pipe 2 is provided with a plurality of water inlet branch pipes 11, and one end of the water inlet branch pipe 11 is connected with a second branch pipe 12, one end of the second branch pipe 12 is connected with a water inlet pipe 13, the outer wall of one end of the cooling pipe 2 far away from the water inlet branch pipe 11 is provided with a plurality of water outlet branch pipes 5, and one end of the water outlet branch pipe 5 is connected with a first branch pipe 6, and one end of the first branch pipe 6 is connected with a water outlet pipe 7.

The one end of outlet pipe 7 is connected with preheating cabinet 8, and the inner wall of preheating cabinet 8 is provided with the heat preservation, the inside of preheating cabinet 8 is provided with injection molding machine feed cylinder 9, the bottom of preheating cabinet 8 is connected with the drain pipe, and the one end of drain pipe has circulating pump 10 through the screw connection, the one end of circulating pump 10 delivery outlet has the back flow through the screw connection, the one end of back flow is connected with cooler bin 1, and one side outer wall connection of cooler bin 1 has the pipe that absorbs water, the one end of the pipe that absorbs water has booster pump 14 through the screw connection, and pass through the screw connection between the one end.

The working principle is as follows: when the device is used, the booster pump 14 inputs cooling water into the water inlet pipe 13, the water flow is divided into a plurality of parts through the second liquid dividing pipe 12, the cooling water flows into the cooling pipe 2 through the water inlet sub-pipe 11, when the water flow enters from a plurality of inlets, the water flow can be naturally mixed together, mutual impact can cause that the water flow in the cooling pipe 2 is very disordered, the heat transfer effect is improved, the water flow impacts on the stirring sheet 15 and the stirring rod to drive the stirring sheet and the stirring rod to rotate, the water flow is stirred to fully mix hot water and cold water, the speed of the water flow is relatively slowed down, the heat transfer time is prolonged, the heat transfer efficiency is further improved, the water inlet sub-pipe 11 and the water outlet sub-pipe 5 are provided with a plurality of water inlets and water outlets, when the water flow enters into and exits from the cooling pipe 2, the mutual impact can be realized, compared with the traditional device, the water flow in the cooling pipe 2 is heated more uniformly, the raw materials in the charging barrel are preheated by using the waste heat of the cooling water, so that the energy loss is reduced.

Example 2

Referring to fig. 4, in this embodiment, compared with embodiment 1, the outer wall of the cooling box 1 is provided with a plurality of heat dissipation ports, and the inner walls of the heat dissipation ports are connected with the heat dissipation fins 18 through screws.

The working principle is as follows: when the device is used, the booster pump 14 inputs cooling water into the water inlet pipe 13, the water flow is divided into a plurality of parts through the second liquid dividing pipe 12, the cooling water flows into the cooling pipe 2 through the water inlet sub-pipe 11, when the water flow enters from a plurality of inlets, the water flow can be naturally mixed together, mutual impact can cause that the water flow in the cooling pipe 2 is very disordered, the heat transfer effect is improved, the water flow impacts on the stirring sheet 15 and the stirring rod to drive the stirring sheet and the stirring rod to rotate, the water flow is stirred to fully mix hot water and cold water, the speed of the water flow is relatively slowed down, the heat transfer time is prolonged, the heat transfer efficiency is further improved, the water inlet sub-pipe 11 and the water outlet sub-pipe 5 are provided with a plurality of water inlets and water outlets, when the water flow enters into and exits from the cooling pipe 2, the mutual impact can be realized, compared with the traditional device, the water flow in the cooling pipe 2 is heated more uniformly, the raw materials in the charging barrel are preheated by using the waste heat of the cooling water, the energy loss is reduced, the cooling liquid flows back into the cooling box 1 for cooling, and the cooling fins 18 accelerate the heat transfer and reduce the cooling time.

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

1. The cooling device for the injection molding machine comprises a feed pipe (3) and is characterized in that a heat pipe (4) is sleeved on the outer wall of the feed pipe (3), a cooling pipe (2) is fixed on the outer wall of the heat pipe (4), a turntable (16) is connected on the outer wall of the cooling pipe (2) in a rotating mode, a plurality of support rods (17) distributed equidistantly are fixed on the outer wall of the turntable (16), a stirring rod is fixed on the outer wall of each support rod (17), a plurality of stirring blades (15) distributed equidistantly are connected on the outer wall of the stirring rod in a rotating mode, a plurality of water inlet branch pipes (11) are arranged on the outer wall of one end of the cooling pipe (2), a second water branch pipe (12) is connected on one end of the water inlet branch pipe (11), a plurality of water outlet branch pipes (5) are arranged on the outer wall of one end, far away from the water inlet branch pipe (11), of the cooling pipe (2), and one end of the water outlet branch pipe (5) is connected with a first liquid dividing pipe (6), and one end of the first liquid dividing pipe (6) is connected with a water outlet pipe (7).

2. A cooling device for injection molding machines according to claim 1, characterized in that one end of the outlet pipe (7) is connected to a preheating tank (8), and the inner wall of the preheating tank (8) is provided with an insulating layer.

3. A cooling device for an injection molding machine according to claim 2, characterized in that the interior of the preheating compartment (8) is provided with an injection molding machine cylinder (9).

4. A cooling device for injection molding machines according to claim 2 or 3, characterized in that a drain pipe is connected to the bottom of the preheating tank (8), and a circulation pump (10) is fixed to one end of the drain pipe.

5. A cooling device for injection molding machines as claimed in claim 4, characterized in that a return pipe is fixed to one end of the outlet of the circulation pump (10).

6. A cooling device for injection molding machine according to claim 5, wherein one end of the return pipe is connected to the cooling tank (1), and one side outer wall of the cooling tank (1) is connected to a suction pipe, one end of the suction pipe is fixed with the booster pump (14), and one end of the output port of the booster pump (14) is connected to the water inlet pipe (13) by a screw.

7. A cooling device for injection molding machines according to claim 6, characterized in that the outer wall of the cooling box (1) is provided with a plurality of heat dissipating ports, and the inner wall of the heat dissipating ports is fixed with heat dissipating fins (18).