CN216732885U

CN216732885U - Injection molding machine cooling system mounting structure

Info

Publication number: CN216732885U
Application number: CN202123455850.5U
Authority: CN
Inventors: 束伍华
Original assignee: Tonglu Zhonghao Plastic Machinery Co ltd
Current assignee: Tonglu Zhonghao Plastic Machinery Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-14
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses an installation structure of a cooling system of an injection molding machine, which comprises two rows of cooling water discharge devices, wherein the two rows of cooling water discharge devices are detachably arranged on a movable template of the injection molding machine, a valve on one cooling water discharge device is connected to a water inlet of a cooling water channel of a movable die on the movable template through a hose, a valve on the other cooling water discharge device is connected to a water outlet of the cooling water channel of the movable die through a hose, the two rows of cooling water discharge devices are connected with pipelines, the pipelines are connected to a rack of the injection molding machine in a sliding manner, the pipelines are connected with a water chilling unit through flexible rubber pipes, the pipelines and the flexible rubber pipes connected with the pipelines are positioned on the same vertical plane, and one end of each flexible rubber pipe is positioned above the other end of the flexible rubber pipe. The utility model is beneficial to ensuring the cooling effect and reduces the maintenance and replacement cost.

Description

Injection molding machine cooling system mounting structure

Technical Field

The utility model relates to the field of cooling devices, in particular to a mounting structure of a cooling system of an injection molding machine.

Background

An injection molding machine is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. Wherein, the cooling system of injection molding machine is the important auxiliary system of link of moulding plastics, and it lets water cycle in machinery and mould through certain design and reaches the effect of cooling the product simultaneously with the temperature that reduces the mould, and the refrigerated effect can be controlled through the speed and the size of control rivers, and the faster the rivers speed then the cooling effect is better. The principle is that more heat can be absorbed under the same condition through the large specific heat of water.

At present, cooling water of a cooling system of an existing injection molding machine is directly connected to a movable mold on a movable mold plate, so that a hose connected between the movable mold and the cooling system is long in length and inconvenient to arrange. Meanwhile, in the process that the hoses frequently reciprocate along with the movable template, collision and rubbing of the machine body are easy to occur between the hoses, so that abrasion of multiple positions on the hoses is easy to occur, liquid leakage is caused, the working efficiency is affected, and the maintenance and replacement cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection molding machine cooling system mounting structure which is beneficial to ensuring a cooling effect and reducing maintenance and replacement costs.

The technical scheme adopted by the utility model for solving the problems is as follows:

the utility model provides an injection molding machine cooling system mounting structure, includes two rows of cooling water row, two rows of cooling water row all detachable installations are on the movable mould board of injection molding machine, the valve that one of them cooling water was arranged is passed through the hose connection and is gone up the water inlet of the cooling water course of movable mould on the movable mould board, the valve that another cooling water was arranged is passed through the hose connection and is gone up the delivery port in the cooling water course of movable mould, all be connected with the pipeline on two rows of cooling water row, pipeline sliding connection is in the frame of injection molding machine, the pipeline passes through flexible rubber tube and realizes being connected between its and the cooling water set, the pipeline is in the top of its other end with the flexible rubber tube wherein one end of flexible rubber tube that is connected on it is in same vertical plane.

When the movable die plate drives the movable die to linearly reciprocate, the cooling water is fixed on the movable die plate, so that the hose between the cooling water and the movable die is always kept in a relatively static state, the pipeline is driven by the movable die plate to linearly move on the rack along the moving direction of the movable die plate and pull the flexible rubber pipe, the bending position of the flexible rubber pipe is changed along with the flexible rubber pipe, and the pipeline and the water chilling unit are always kept in a connection state.

As above-mentioned technical scheme's further improvement, be equipped with the guide module on the injection molding machine, the guide module includes fixing base and sliding seat, the fixing base integral type is connected in the frame, the vertical sliding connection of sliding seat is in the frame, realize fixedly through the bolt between sliding seat and the fixing base, two recesses have all been seted up on the relative terminal surface between sliding seat and the fixing base, it is provided with the rubber wheel to rotate in order to inlay the mode of establishing in the recess, the rubber wheel in two relative recesses is relative setting on sliding seat and the fixing base, when sliding seat and fixing base are fixed, form between two relative recesses and be used for holding the accommodation space of pipeline and the rubber wheel in the recess and contact with the outer pipe wall of pipeline. Through the fixed connection between sliding seat and the fixing base, make the pipeline can be restricted in accommodation space between the two, be the rubber pulley of relative setting in the cooperation accommodation space, when the movable mould board drives the movable mould and moves to the cover half, guaranteed pipeline along the mobility direction rectilinear movement's of movable mould board smoothness nature and stability, do benefit to and reduce the pipeline and remove the influence that takes place the aversion to flexible rubber tube on the horizontal direction, avoided because frequently taking place to cut between flexible rubber tube and the frame and rub and lead to the flexible rubber tube the condition that wearing and tearing appear.

As a further improvement of the technical scheme, the sliding seat is positioned right above the fixed seat, the bottom surface of the sliding seat is integrally connected with a positioning pin, and the top surface of the fixed seat is provided with a positioning pin hole for accommodating the positioning pin. Through the cooperation use of locating pin and locating pin hole, do benefit to and lead between sliding seat and the fixing base when the vertical lapse of sliding seat to the accuracy of guarantee sliding seat and fixing base amalgamation, convenient operation.

As a further improvement of the technical scheme, the bottom end of the positioning pin is hemispherical or circular truncated cone-shaped, so that the positioning pin can be guided into the positioning pin hole.

As a further improvement of the technical scheme, the cross section of the flexible rubber tube is rectangular, so that the limitation on the bending direction of the flexible rubber tube is facilitated, and the situation that the flexible rubber tube is displaced in the horizontal direction when the flexible rubber tube is bent in the vertical direction is avoided.

Compared with the prior art, the utility model has the following advantages and effects:

according to the utility model, the cooling water discharge device is arranged on the movable template and connected with the movable mold through the hose, and the connection between the cooling water discharge device and the water chilling unit is realized through the matching use of the pipeline and the flexible rubber pipe, so that the condition that the hose is abraded due to the long hose rubbing the rack existing in the direct connection between the movable mold and the water chilling unit through the long hose is avoided, and the stable and normal operation of a cooling link is favorably ensured, thereby ensuring the cooling effect.

Meanwhile, the flexible rubber pipe is used for realizing connection between the pipeline and the water chilling unit, so that the pipeline has movable amount relative to the water chilling unit, the connection state is always kept between the cooling water discharge and the water chilling unit in the process that the movable template drives the pipeline to move, the use length of the flexible rubber pipe can be controlled according to the movement length of the pipeline, and the maintenance and replacement cost of the flexible rubber pipe is reduced.

Drawings

Fig. 1 is a schematic structural view of a cooling system mounting structure of an injection molding machine according to the present invention.

Fig. 2 is a partial structural schematic view of a cooling system mounting structure of an injection molding machine according to the present invention.

Fig. 3 is a schematic structural view of the guide module shown in fig. 2.

Fig. 4 is a schematic structural view between the rubber wheel and the pipe in the embodiment of the utility model.

Fig. 5 is a schematic view of the first shape of the bottom end of the positioning pin on the sliding seat shown in fig. 3.

Fig. 6 is a schematic view of the second shape of the bottom end of the positioning pin on the sliding seat shown in fig. 3.

Fig. 7 is a schematic cross-sectional view of the flexible rubber tube shown in fig. 2.

The cooling water discharging device comprises a cooling water discharging device 1, a valve 11, an injection molding machine 2, a movable template 21, a movable mold 22, a rack 23, a hose 3, a pipeline 4, a flexible rubber pipe 5, a water chilling unit 6, a guide module 7, a fixed seat 71, a sliding seat 72, a positioning pin 73, a positioning pin hole 74, a groove 8, a rubber wheel 81, an accommodating space 82, an accommodating groove 83 and a bolt 9.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Referring to fig. 1 and 2, the installation structure of the cooling system of the injection molding machine in the embodiment includes two rows of cooling water discharge devices 1, wherein the two rows of cooling water discharge devices 1 are detachably installed on a movable template 21 of the injection molding machine 2, a valve 11 on one cooling water discharge device 1 is connected to a water inlet of a cooling water channel of a movable mold 22 on the movable template 21 through a hose 3, a valve 11 on the other cooling water discharge device 1 is connected to a water outlet of the cooling water channel of the movable mold 22 through a hose 3, the two rows of cooling water discharge devices 1 are connected with pipelines 4, the pipelines 4 are slidably connected to a rack 23 of the injection molding machine 2, the pipelines 4 are connected with a water chilling unit 6 through flexible rubber pipes 5, the pipelines 4 and the flexible rubber pipes 5 connected thereto are located on the same vertical plane, and one end of the flexible rubber pipes 5 is located above the other end thereof.

Referring to fig. 3 and 4, a guide module 7 is arranged on the injection molding machine 2, the guide module 7 includes a fixed seat 71 and a sliding seat 72, the fixed seat 71 is integrally connected to the frame 23, the sliding seat 72 is vertically and slidably connected to the frame 23, the sliding seat 72 and the fixed seat 71 are fixed by bolts, two grooves 8 are formed in the opposite end faces of the sliding seat 72 and the fixed seat 71, rubber wheels 81 are rotatably arranged in the grooves 8 in an embedded manner, the rubber wheels 81 in the two opposite grooves 8 of the sliding seat 72 and the fixed seat 71 are oppositely arranged, and when the sliding seat 72 and the fixed seat 71 are fixed, an accommodating space 82 for accommodating the pipeline 4 is formed between the two opposite grooves 8, and the rubber wheels 81 in the grooves 8 are in contact with the outer pipe wall of the pipeline 4.

Rubber wheel 81 is last to be provided with holding tank 83 along the wheel face, and when pipeline 4 was located accommodation space 82, the wheel face of outer wall face in pipeline 4 and the holding tank 83 laminated mutually to increased the friction between rubber wheel 81 and the pipeline 4, do benefit to and improve the guide effect of guide module 7 to pipeline 4, as shown in fig. 4.

Referring to fig. 3, the sliding seat 72 is located right above the fixed seat 71, a positioning pin 73 is integrally connected to a bottom surface of the sliding seat 72, and a positioning pin hole 74 for accommodating the positioning pin 73 is formed in a top surface of the fixed seat 71.

In this embodiment, the bottom end of the positioning pin 73 is shaped like a hemisphere, as shown in fig. 5.

In this embodiment, the bottom end of the positioning pin 73 is in the shape of a circular truncated cone, as shown in fig. 6.

In this embodiment, the cross section of the flexible rubber tube 5 is rectangular, as shown in fig. 7.

In summary, the application method of the utility model is as follows:

the method comprises the following steps: fixing two rows of cooling water discharge on the movable template, then connecting a valve on the cooling water discharge for water inlet with a water inlet of a cooling water channel of the movable mold, and connecting a valve on the cooling water discharge for water outlet with a water outlet of the cooling water channel of the movable mold;

step two: placing two pipelines in two grooves of a fixed seat respectively, connecting the two pipelines with cooling water discharge respectively, vertically moving a sliding seat downwards, fixing the sliding seat and the fixed seat by using bolts after the sliding seat is contacted with the fixed seat, positioning the two pipelines in two accommodating spaces formed by the two opposite grooves on the sliding seat and the fixed seat respectively, and contacting a rubber wheel with the outer pipe wall of the pipeline;

step three: the pipeline is connected with the water chilling unit through the flexible rubber pipe, the flexible rubber pipe is in a bending state at the moment, and the movable die and the water chilling unit are connected.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides an injection molding machine cooling system mounting structure, includes two rows of cooling water row, its characterized in that: the two rows of cooling water drainage devices are detachably arranged on a movable template of the injection molding machine, a valve on one cooling water drainage device is connected with a water inlet of a cooling water channel of a movable mold on the movable template through a hose, a valve on the other cooling water drainage device is connected with a water outlet of the cooling water channel of the movable mold through a hose, the two rows of cooling water drainage devices are connected with pipelines, the pipelines are connected to a rack of the injection molding machine in a sliding mode, the pipelines are connected with a water chilling unit through flexible rubber pipes, the pipelines and the flexible rubber pipes connected with the pipelines are located on the same vertical plane, and one end of each flexible rubber pipe is located above the other end of the flexible rubber pipe.

2. The injection molding machine cooling system mounting structure of claim 1, wherein: be equipped with the guide module on the injection molding machine, the guide module includes fixing base and sliding seat, the fixing base integral type is connected in the frame, the vertical sliding connection of sliding seat is in the frame, realize fixedly through the bolt between sliding seat and the fixing base, two recesses have all been seted up on the relative terminal surface between sliding seat and the fixing base, rotate in order to inlay the mode of establishing in the recess and be provided with the rubber pulley, the rubber pulley in two relative recesses on sliding seat and the fixing base is relative setting, when sliding seat and fixing base are fixed, form the rubber pulley that is used for holding in the accommodation space of pipeline and the recess between two relative recesses and contact with the outer pipe wall of pipeline.

3. The injection molding machine cooling system mounting structure of claim 2, wherein: the sliding seat is located directly over the fixed seat, and the integral type is connected with the locating pin on the bottom surface of sliding seat, offers the locating pin hole that is used for holding the locating pin on the top surface of fixed seat.

4. The injection molding machine cooling system mounting structure of claim 3, wherein: the bottom end of the positioning pin is hemispherical or round table-shaped.

5. The injection molding machine cooling system mounting structure of claim 1, wherein: the cross section of the flexible rubber tube is rectangular.