Rapid cooling device for deep cavity injection molding

Abstract

The utility model relates to a quick cooling device for deep-cavity injection molding, which aims at solving the technical problem that a corresponding pipeline is inconvenient to disassemble and clean scale at present, and comprises a base and a pipeline, the two pipelines are embedded in two embedding grooves which are symmetrically formed in the top side of the base; wherein an inner pipe is inserted into the pipeline; wherein the two ends of the pipeline are respectively provided with a closed structure; the closed structure comprises an end cover, a pipe joint and an L-shaped plate; the end cover is arranged at the end part of the pipeline; the pipe joint is fixedly arranged on the outer side of the end cover; wherein the pipe joint is communicated with the inner pipe; the inner sides of the horizontal sections of the two L-shaped plates are connected with the outer ring wall of the end cover through torsional springs; wherein the vertical end of the L-shaped plate is in positioning fit with a positioning groove formed in the outer ring wall of the end of the pipeline, and the inner pipe can be drawn out to clean scale on the inner ring wall of the inner pipe when cooling water passes through the inner pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding, in particular to a deep cavity injection molding rapid cooling device. Background Art

[0002] The main molding methods of polymer materials include extrusion molding, injection molding, blow molding, calendering molding, compression molding, etc. Among them, injection molding can produce and manufacture products with more complex shapes.

[0003] Deep cavity injection molding is a type of injection molding. The injection mold used for deep cavity injection molding needs to be cooled quickly. The existing cooling method is to cool the mold by exchanging heat with the mold through flowing cooling water. The method of passing cooling water for heat exchange will leave scale in the pipe. The long-term accumulation of scale will affect the heat exchange effect. The pipe is basically fixed, and it is not convenient to disassemble the corresponding pipe for cleaning.

[0004] In view of this, we propose a deep cavity injection molding rapid cooling device. Utility Model Content

[0005] The utility model aims to overcome the deficiencies of the prior art, meet practical needs, and provide a deep cavity injection rapid cooling device to solve the current technical problem that it is not convenient to disassemble the corresponding pipeline to clean the scale.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a deep cavity injection rapid cooling device, including a base and a pipeline;

[0007] Two pipes are embedded in two embedding grooves symmetrically opened on the top side of the base; wherein an inner pipe is inserted into the pipe; wherein closed structures are arranged at both ends of the pipe.

[0008] Preferably, the enclosed structure comprises an end cap, a pipe joint and an L-shaped plate;

[0009] The end cover is arranged at the end of the pipeline; the pipe joint is fixedly arranged on the outside of the end cover; wherein, the pipe joint is connected with the inner pipe; the inner sides of the horizontal sections of the two L-shaped plates are connected with the outer wall of the end cover through torsion springs; wherein, the vertical end of the L-shaped plate is positioned and matched with the positioning groove opened in the outer wall of the pipeline end.

[0010] Preferably, a sealing ring embedded inside the end cover is extruded and fitted with the end of the pipe.

[0011] Preferably, the horizontal end of the L-shaped plate extends outward.

[0012] Preferably, a groove is provided on the inner wall of the pipe, and an abutment spring sheet is arranged on the outer wall of one end of the inner tube; wherein the abutment spring sheet slides in cooperation with the groove; wherein the abutment spring sheet abuts and cooperates with a slot provided on the inner wall of one end of the groove.

[0013] Preferably, the abutting spring piece adopts an arc-shaped structure design, and the arched end of the abutting spring piece is adapted to the slot.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model has the advantage that cooling water passes through the inner tube and the inner tube can be drawn out to clean the scale on the inner wall of the inner tube, by arranging the pipeline and the inner tube, thus solving the problem that it is not convenient to disassemble the corresponding pipeline to clean the scale.

[0016] 2. The utility model has the advantages of quick disassembly of the end cover and convenient removal of the inner tube for cleaning by arranging the end cover, the pipe joint, the L-shaped plate and the torsion spring.

[0017] 3. The utility model has the advantages of guiding the inserted inner tube and positioning the fully inserted inner tube by arranging the groove, the abutting spring sheet and the card slot, so as to keep the inner tube stable and facilitate the sealing of both ends of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the pipeline cross-section connection structure of the utility model;

[0020] Figure 3 For the utility model Figure 2 A magnified schematic diagram of point A;

[0021] Figure 4 It is a schematic diagram of the closed structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the pipeline structure of the utility model;

[0023] In the figure: 1. base; 2. embedding groove; 3. pipeline; 4. closed structure; 5. inner tube;

[0024] 301, groove; 302, card slot; 303, positioning slot;

[0025] 401, end cover; 402, L-shaped plate; 403, torsion spring; 404, pipe joint;

[0026] 501. Contact shrapnel. DETAILED DESCRIPTION

[0027] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0028] Example 1: A deep cavity injection rapid cooling device, see Figures 1 to 5 , including a base 1 and a pipe 3; two pipes 3 are embedded in two embedded grooves 2 symmetrically opened on the top side of the base 1; the cooling water passing through the two pipes 3 fully exchanges heat for the mold, and the cooling is faster; wherein an inner pipe 5 is inserted in the pipe 3; wherein closed structures 4 are arranged at both ends of the pipe 3. The utility model has the advantages of cooling water passing through the inner pipe 5 by arranging the pipe 3 and the inner pipe 5, and the inner pipe 5 can be drawn out to clean the scale on the inner wall of the inner pipe 5, thereby solving the problem that it is not convenient to disassemble the corresponding pipe 3 to clean the scale.

[0029] Specifically, the closed structure 4 includes an end cover 401, a pipe joint 404 and an L-shaped plate 402; the end cover 401 is arranged at the end of the pipe 3; the pipe joint 404 is fixed on the outside of the end cover 401; wherein the pipe joint 404 is connected to the inner pipe 5; the pipe joint 404 is connected to the cooling water pipeline; the inner sides of the horizontal sections of the two L-shaped plates 402 are connected to the outer wall of the end cover 401 through a torsion spring 403; the elastic coefficient of the torsion spring 403 is selected and used by the technical personnel of your profession according to the actual situation; wherein the vertical end of the L-shaped plate 402 is positioned and matched with the positioning groove 303 opened on the outer wall of the end of the pipe 3. The utility model has the advantages of quickly disassembling the end cover 401 and facilitating the removal of the inner pipe 5 for cleaning by arranging the end cover 401, the pipe joint 404, the L-shaped plate 402 and the torsion spring 403.

[0030] Furthermore, the sealing ring embedded inside the end cover 401 is squeezed and matched with the end of the pipeline 3, and the connection between the end cover 401 and the end of the pipeline 3 is sealed to prevent water leakage.

[0031] Furthermore, the horizontal end of the L-shaped plate 402 extends outward to increase the force arm, making it easier to press the horizontal end of the L-shaped plate 402 to rotate the L-shaped plate 402.

[0032] It is worth noting that a groove 301 is provided on the inner wall of the pipe 3, and an abutting spring piece 501 is arranged on the outer wall of one end of the inner pipe 5; wherein the abutting spring piece 501 is slidably matched with the groove 301; wherein the abutting spring piece 501 is abutted and matched with a clamping groove 302 provided on the inner wall of one end of the groove 301; the abutting spring piece 501 adopts an arc-shaped structure design, and the arched end of the abutting spring piece 501 is adapted to the clamping groove 302. The utility model has the advantages of guiding the inserted inner pipe 5, positioning the fully inserted inner pipe 5, keeping the inner pipe 5 stable, and facilitating the sealing of the two ends of the pipe 3 by providing the groove 301, the abutting spring piece 501 and the clamping groove 302.

[0033] Working principle: When using the device of the utility model, the lower mold is installed on the base 1, and the cooling water flowing in the inner tube 5 exchanges heat with the mold to achieve cooling of the mold; when removing the inner tube 5 for cleaning, the horizontal ends of the two L-shaped plates 402 are pressed against each other, the torsion spring 403 is compressed, and the vertical ends of the two L-shaped plates 402 are rotated away from each other to leave the positioning groove 303, and the end cover 401 at one end of the pipe 3 is removed, and the scale on the inner wall of the inner tube 5 is cleaned after the inner tube 5 is pulled out; then the cleaned inner tube 5 is inserted into the pipe 3, and the corresponding spring piece 501 is abutted. Insert into the groove 301 and push the inner tube 5, the abutting spring piece 501 is squeezed and bent by the inner wall of the groove 301 until the inner tube 5 is completely inserted into the pipe 3, and the arched end of the abutting spring piece 501 corresponds to the card groove 302 and then rebounds and snaps into the card groove 302, thereby positioning the inner tube 5; the horizontal ends of the two L-shaped plates 402 are pressed relative to each other, the end cover 401 is pressed against one end of the pipe 3, and then the two L-shaped plates 402 are loosened, and under the action of the torsion spring 403, the vertical ends of the two L-shaped plates 402 will rotate and snap into the positioning groove 303, and the mold can continue to be used for cooling.

[0034] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A deep cavity injection rapid cooling device, comprising a base (1), characterized in that: Also includes: Two pipes (3) are embedded in two embedding grooves (2) symmetrically opened on the top side of the base (1); Wherein, an inner tube (5) is inserted into the pipeline (3); Wherein, closed structures (4) are respectively arranged at both ends of the pipeline (3).

2. A deep cavity injection rapid cooling device as claimed in claim 1, characterized in that: The closed structure (4) comprises: An end cover (401) is arranged at the end of the pipeline (3); A pipe joint (404) is fixedly mounted on the outside of the end cover (401); Wherein, the pipe joint (404) is in communication with the inner pipe (5); Two L-shaped plates (402), the inner side of the horizontal section of which is connected to the outer wall of the end cover (401) via a torsion spring (403); The vertical end of the L-shaped plate (402) is positioned and matched with a positioning groove (303) provided on the outer wall of the end of the pipe (3).

3. A deep cavity injection rapid cooling device as claimed in claim 2, characterized in that: The sealing ring embedded inside the end cover (401) is pressed into engagement with the end of the pipe (3).

4. A deep cavity injection rapid cooling device as claimed in claim 2, characterized in that: The horizontal end of the L-shaped plate (402) extends outward.

5. A deep cavity injection rapid cooling device as claimed in claim 1, characterized in that: The inner wall of the pipe (3) is provided with a groove (301), and the outer wall of one end of the inner pipe (5) is provided with an abutting spring sheet (501); Wherein, the abutting spring sheet (501) is slidably matched with the groove (301); The abutting spring sheet (501) abuts and cooperates with a clamping groove (302) provided on the inner wall of one end of the groove (301).

6. A deep cavity injection rapid cooling device as claimed in claim 5, characterized in that: The abutting spring piece (501) adopts an arc-shaped structural design, and the arched end of the abutting spring piece (501) is adapted to the clamping slot (302).

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