CN211334456U

CN211334456U - Cooling structure of mould

Info

Publication number: CN211334456U
Application number: CN201922263988.1U
Authority: CN
Inventors: 刘春军
Original assignee: Shanghai Keju Precision Plastic Co ltd
Current assignee: Shanghai Keju Precision Plastic Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-25
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to a cooling structure of mould, it includes cope match-plate pattern and lower bolster, form the die cavity between cope match-plate pattern and the lower bolster, the cooling chamber has been seted up to the position that the lower bolster is close to the die cavity, sliding connection has the cooling block in the cooling chamber, the one end that the die cavity was kept away from to the cooling block is rotated and is connected with the pull rod, the one end that the die cavity was kept away from to the lower bolster is worn to establish by the pull rod, the one end threaded connection of the die cavity of keeping away from of pull rod and cooling chamber, the through-hole has been seted up on the lateral wall of lower bolster, through-hole and cooling chamber intercommunication, the through-hole is connected with the inlet tube, the fixed intercommunication in one side that the. The utility model discloses have and avoid the cooling block to need very long cool time at the mould heat absorption back natural cooling of the die cavity, be unfavorable for the mould to carry out the effect processed in succession.

Description

Cooling structure of mould

Technical Field

The utility model belongs to the technical field of the refrigerated technique of mould and specifically relates to a cooling structure of mould is related to.

Background

Plastic molds are currently tools used in the plastic processing industry to mate with plastic molding machines to impart a complete configuration and precise dimensions to plastic articles. Because of the variety and processing method of plastic, and the structure of plastic molding machines and plastic products are various, the variety and structure of plastic molds are also various.

As shown in figure 4, the existing plastic mold cools the injection molding part in the cavity through the cooling block on the lower template, and the injection molding of the next injection molding part can be carried out only by naturally cooling the cooling block after the cooling block absorbs heat, so that the production of the injection molding part can be delayed due to long time of naturally cooling the cooling block, the cooling of the cooling block needs to be accelerated, the production of the injection molding part is improved, and the improvement space is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a mould when producing the injection molding, have and avoid the cooling block to need very long cooling time in the mould heat absorption back natural cooling of die cavity, be unfavorable for the mould to carry out the cooling structure of the mould of processing in succession.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a cooling structure of mould, includes cope match-plate pattern and lower bolster, the cope match-plate pattern with form the die cavity between the lower bolster, the lower bolster is close to the position of die cavity and has seted up the cooling chamber, sliding connection has the cooling block in the cooling chamber, the cooling block is kept away from the one end of die cavity is rotated and is connected with the pull rod, the pull rod is worn to establish the lower bolster is kept away from the one end of die cavity, the pull rod with the one end threaded connection of keeping away from the die cavity of cooling chamber, the through-hole has been seted up on the lateral wall of lower bolster, the through-hole with the cooling chamber intercommunication, the through-hole is connected with the inlet tube, the inlet tube is kept away from one side fixed intercommunication of through-hole has the water tank, the inlet tube in fixedly connected with the water pump in the.

Through adopting above-mentioned technical scheme, circular telegram the water pump for rivers in the water tank enter into the through-hole through the inlet tube in, fill the cooling chamber through the through-hole, rotate the pull rod and make the cooling block unsettled in the cooling chamber, with the cooling block in the comprehensive contact of rivers, take away the temperature of cooling block through rivers flow, make the cooling block can rapid cooling, have and avoid the cooling block to need very long cool time in the mould heat absorption back natural cooling of die cavity, be unfavorable for the mould to process in succession.

The present invention may be further configured in a preferred embodiment as: the joint of the water inlet pipe and the through hole is fixedly sleeved with a sealing ring.

Through adopting above-mentioned technical scheme, establish a sealing washer in the fixed cover of the junction of inlet tube and through-hole and can avoid the rivers of inlet tube to leak out the waste that causes the water resource.

The present invention may be further configured in a preferred embodiment as: the outer wall of the cooling chamber is annularly provided with a return pipe, four corners of the return pipe are communicated with the inside of the lower template to form a cooling disc cavity, one end of the return pipe, which is close to the through hole, is communicated with the water inlet pipe, and one end of the return pipe, which is far away from the through hole, is communicated with the water outlet pipe.

Through adopting above-mentioned technical scheme, set up one at the cooling chamber all around and return the venturi tube, four tip of returning the venturi tube set up a cooling disc chamber and can carry out a more abundant cooling with the injection molding of mould die cavity intracavity, have reduced the cooling rate of injection molding, have improved the die sinking time of mould.

The present invention may be further configured in a preferred embodiment as: the inner top end of the water tank is rotatably connected with a fan, and a rotating shaft end of the fan is fixedly connected with a motor.

Through adopting above-mentioned technical scheme, under motor drive fan pivoted effect for the outlet pipe carries the hot water in the water tank and can carry out rapid cooling under the fan blows, makes behind the rivers cooling circulate and utilizes, has improved the utilization ratio of water resource.

The present invention may be further configured in a preferred embodiment as: the water tank is characterized in that a stirring paddle is rotatably connected between the inner side walls of the water tank, and blades of the stirring paddle are aligned to the water outlet pipe.

Through adopting above-mentioned technical scheme, aim at the stirring rake at the outlet pipe and can make the impact force of rivers drive the stable rotation of stirring rake in the water tank for rivers have an effect of buffering in the water tank, make rivers cooling that can be quick.

The present invention may be further configured in a preferred embodiment as: and a bearing is fixedly connected at the joint of the stirring paddle and the inner wall of the water tank.

Through adopting above-mentioned technical scheme, the stirring rake passes through to rotate between the inner wall of bearing and water tank and is connected for the stirring rake carries out stable rotation under the impact of the rivers of outlet pipe, makes rivers carry out a vortex rotation under the rotation of stirring rake, makes the rivers refrigerated faster in the water tank.

The present invention may be further configured in a preferred embodiment as: and one end of the pull rod, which is far away from the lower template, is fixedly connected with a rotating handle.

Through adopting above-mentioned technical scheme, rotate the pull rod through the turning handle and can remove the cooling block along the cooling chamber under the effect of pull rod for the pull rod can be conveniently with the cooling block remove in the cooling chamber in rivers fully contact, has strengthened the cooling efficiency of cooling block, makes the cooling that the cooling block can be quick.

The present invention may be further configured in a preferred embodiment as: and one end of the lower template, which is far away from the upper template, is abutted with a support frame.

Through adopting above-mentioned technical scheme, support the mould work through setting up a support frame in the bottom of lower bolster for the mould is more stable when injection moulding, makes the mould chucking in the support frame, can make the user carry out stable operation.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the cooling structure of the mold of the utility model enables the water flow in the water tank to enter the through hole through the water inlet pipe by electrifying the water pump, fills the cooling chamber through the through hole, rotates the pull rod to enable the cooling block to be suspended in the cooling chamber, fully contacts the cooling block with the water flow, and takes away the temperature of the cooling block through the flow of the water flow, so that the cooling block can be rapidly cooled, and the cooling structure has the effects of avoiding the natural cooling of the cooling block after absorbing heat to the mold in the cavity from needing long cooling time and being not beneficial to the continuous processing of the mold;

2. the cooling structure of the die can ensure that the impact force of water flow drives the stirring paddle to stably rotate in the water tank by aligning the stirring paddle on the water outlet pipe, so that the water flow has the effect of buffering in the water tank, and the water flow can be rapidly cooled;

3. the utility model discloses the cooling structure of mould passes through the stirring rake and rotates between the inner wall of bearing and water tank to be connected for the stirring rake carries out stable rotation under the impact of the rivers of outlet pipe, makes rivers carry out a vortex rotation under the rotation of stirring rake, makes the rivers refrigerated faster in the water tank.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 is an axial section of the inlet pipe of figure 1.

Fig. 3 is a partial sectional view at the level of the pipe clip.

Fig. 4 is a prior art diagram.

In the figure, 1, an upper template; 2. a lower template; 3. a water inlet pipe; 4. a water tank; 5. a water outlet pipe; 6. a support frame; 7. a motor; 8. a fan; 9. a stirring paddle; 10. a bearing; 11. a water pump; 12. a seal ring; 13. a through hole; 14. a cooling chamber; 15. a cavity; 16. cooling the block; 17. a pull rod; 18. a handle is rotated; 19. a pipe is returned; 20. and cooling the disc cavity.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the following description uses terms of orientation such as "front and back end," "left and right sides," "above," "below," and the like to refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" to refer to directions toward and away from, respectively, the geometric center of a particular component. In addition, the descriptions of "mounted on … …", "disposed on … …" and the like refer to two components having a certain connection and positional relationship, and do not refer to one component being on the upper surface of the other component. In the present invention, unless otherwise explicitly fixed or limited, the terms "assembled", "connected" and "connected" should be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The inclined plane in the present invention can be understood as an arc inclined plane similar to a chamfer, and can also be understood as a plane inclined plane, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood according to the specific situation.

Referring to fig. 1 and 2, for the utility model discloses a cooling structure of a mold, including cope match-plate pattern 1 and lower bolster 2, form die cavity 15 between cope match-plate pattern 1 and the lower bolster 2. A cooling chamber 14 is arranged in the lower template 2 and close to the cavity 15. A cooling block 16 is slidably connected within the cooling chamber 14. The cooling block 16 is preferably circular in shape and the material thereof is preferably a metallic material. A pull rod 17 is fixedly connected to one end of the cooling block 16 far away from the cavity 15. The tie rod 17 is preferably cylindrical in shape and its material is preferably a metallic material. The pull rod 17 penetrates through one end, far away from the cavity 15, of the lower template 2, and the pull rod 17 is in threaded connection with the lower template 2. The side wall of the lower template 2 is provided with a through hole 13, the through hole 13 is communicated with a cooling chamber 14, the through hole 13 is fixedly communicated with a water inlet pipe 3, and one end of the water inlet pipe 3, far away from the through hole 13, is fixedly connected with a water tank 4. The shape of the water tank 4 is preferably square, and the material thereof is preferably a metal material. The water inlet pipe 3 is fixedly connected with a water pump 11 in the water tank 4, one end of the cooling chamber 14 far away from the through hole 13 is fixedly communicated with a water outlet pipe 5, and one end of the water outlet pipe 5 far away from the lower template 2 is fixedly communicated with the water tank 4. The water pump 11 is preferably of the WPS27 model. Through electrifying water pump 11, make the rivers in the water tank 4 enter into through-hole 13 through inlet tube 3 in, fill cooling chamber 14 through-hole 13, rotate pull rod 17 and make cooling block 16 unsettled in cooling chamber 14, with cooling block 16 in the comprehensive contact of rivers, flow through rivers and take away the temperature of cooling block 16, make cooling block 16 can rapid cooling, have and avoid cooling block 16 need very long cooling time in the mould heat absorption back natural cooling to type intracavity 15, be unfavorable for the mould to process in succession.

The outer wall of the cooling chamber 14 is provided with a return pipe 19 (see fig. 3), four corners of the return pipe 19 (see fig. 3) are fixedly communicated with a cooling disc cavity 20 (see fig. 3), and one end of the return pipe 19 close to the through hole 13 is communicated with the water inlet pipe 3. The end of the return pipe 19 far away from the through hole 13 is communicated with the water outlet pipe 5. A sealing ring 12 is fixedly sleeved at the joint of the water inlet pipe 3 and the through hole 13. The shape of the sealing ring 12 is preferably circular, and the material thereof is preferably a rubber material.

The inner top end of the water tank 4 is rotatably connected with a fan 8, and a rotating shaft of one side of the fan 8 far away from the upper end of the water tank 4 is fixedly connected with a motor 7. The motor 7 is preferably of the type 4IK25 GN-C. A stirring paddle 9 is rotatably connected between the inner walls of the water tank 4, and the water outlet of the water outlet pipe 5 is aligned to the blade of the stirring paddle 9. The stirring paddle 9 is fixedly connected with the side wall of the water tank 4 through a bearing 10. The bearing 10 is preferably a rolling bearing, the material of which is preferably a metallic material.

The end of the pull rod 17 far away from the lower template 2 is fixedly connected with a rotating handle 18, the shape of the rotating handle 18 is preferably circular, and the material of the rotating handle 18 is preferably metal material. A support frame 6 is abutted to the lower part of the lower template 2, and the material of the support frame 6 is preferably a metal material.

The implementation principle of the embodiment is as follows: by electrifying the water pump 11, the water in the water tank 4 flows into the through hole 13 through the water inlet pipe 3, the cooling chamber 14 is filled through the through hole 13, the pull rod 17 is rotated to suspend the cooling block 16 in the cooling chamber 14, the cooling block 16 is fully contacted with water flow, the temperature of the cooling block 16 is taken away through the flow of water flow, so that the cooling block 16 can be rapidly cooled, the outer wall of the periphery of the cooling chamber 14 is annularly provided with a loop pipe 19, four corners of the loop pipe 19 are communicated with a cooling disc cavity 20, water in the water inlet pipe 3 is conveyed into the cooling disc cavity 20 for cooling, water after absorbing heat flows into the water tank 4 through the water outlet pipe 5, the motor 7 drives the fan 8 to rotate to perform air blowing cooling on the recovered water, under the effect of stirring rake 9, carry out a stirring with rivers and carry out rivers's reuse through the air-cooled cooling of fan 8 for cooling block 16 can cool off fast and carry out the continuous processing of mould.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cooling structure of mould, includes cope match-plate pattern (1) and lower bolster (2), cope match-plate pattern (1) with form die cavity (15) between lower bolster (2), its characterized in that: the cooling chamber (14) is arranged at a position, close to the cavity (15), of the lower template (2), the cooling block (16) is connected in the cooling chamber (14) in a sliding mode, one end, far away from the cavity (15), of the cooling block (16) is rotatably connected with a pull rod (17), the pull rod (17) penetrates through one end, far away from the cavity (15), of the lower template (2), the pull rod (17) is in threaded connection with one end, far away from the cavity (15), of the cooling chamber (14), a through hole (13) is formed in the side wall of the lower template (2), the through hole (13) is communicated with the cooling chamber (14), a water inlet pipe (3) is connected with the through hole (13), one side, far away from the through hole (13), of the water inlet pipe (3) is fixedly communicated with a water tank (4), and a water pump (11) is fixedly connected in the water tank (4), one side of the cooling chamber (14) far away from the through hole (13) is fixedly connected with a water outlet pipe (5), and the water outlet pipe (5) is communicated with the water tank (4).

2. A cooling structure of a mold according to claim 1, wherein: and a sealing ring (12) is fixedly sleeved at the joint of the water inlet pipe (3) and the through hole (13).

3. A cooling structure of a mold according to claim 1, wherein: the outer wall of cooling chamber (14) is fitted with a contraceptive ring and is equipped with return venturi tube (19), return venturi tube (19) four edges and lower bolster (2) in-connection have cooling disc chamber (20), return venturi tube (19) are close to the one end of through-hole (13) with inlet tube (3) intercommunication, return venturi tube (19) keep away from the one end of through-hole (13) with outlet pipe (5) intercommunication.

4. A cooling structure of a mold according to claim 1, wherein: the inner top end of the water tank (4) is rotatably connected with a fan (8), and a rotating shaft end of the fan (8) is fixedly connected with a motor (7).

5. A cooling structure of a mold according to claim 1, wherein: rotate between the inside wall of water tank (4) and be connected with stirring rake (9), the blade of stirring rake (9) is aimed at outlet pipe (5).

6. The cooling structure of a mold as set forth in claim 5, wherein: the joint of the stirring paddle (9) and the inner wall of the water tank (4) is fixedly connected with a bearing (10).

7. A cooling structure of a mold according to claim 1, wherein: and one end of the pull rod (17) far away from the lower template (2) is fixedly connected with a rotating handle (18).

8. A cooling structure of a mold according to claim 1, wherein: and one end of the lower template (2) far away from the upper template (1) is abutted with a support frame (6).