High-transparency AS easy-to-clean wobble plate injection mold

Abstract

The utility model provides a high-transparency AS (acrylonitrile-styrene) easy-to-clean wobble plate injection mold, and belongs to the technical field of molds. The mold comprises an upper mold plate and a lower mold plate, a forming cavity is formed between the upper mold plate and the lower mold plate, a forming block is arranged on the lower mold plate in a protruding mode, an ejection mechanism is arranged on the lower side of the lower mold plate, and a plurality of lower cooling flow channels are further formed in the lower mold plate. The forming cavity can form the storage wobble plate through injection molding, after injection molding liquid is injected into the forming cavity, cooling liquid is injected into the upper cooling flow channel through the lower cooling flow channel so that the injection molding liquid in the forming cavity can be cooled, and the rapid heat conduction structure can accelerate heat transfer so that the cooling efficiency of the injection molding liquid can be improved; the storage wobble plate can be ejected out of the lower die plate through the ejection mechanism.

Description

Technical Field

[0001] The utility model belongs to the technical field of molds and relates to a high-transparency AS easy-to-clean tray injection mold. Background Art

[0002] High-transparency AS trays are generally injection-molded. After the injection liquid is injected, it is necessary to wait for the injection liquid to cool before ejecting the tray product. However, the cooling efficiency of the cooling structure of the existing tray molds is low, resulting in a long cooling time for the trays.

[0003] For example, a Chinese patent discloses an injection mold for a storage box tray [Application No.: 202320957855.8], which includes a fixed mold base plate. The fixed mold base plate is a fixed end, and a feeding end is provided on the fixed mold base plate; a fixed mold core, the fixed mold core is fixedly arranged with the fixed mold base plate; a convex part is provided at the bottom end of the fixed mold core; a movable mold core, a concave part is provided at the top end of the movable mold core, and the convex part and the concave part cooperate with each other to enclose a forming space; a movable mold base plate, the movable mold base plate is a movable end, and the movable mold base plate is fixedly arranged with the movable mold core; a push rod mechanism, the push rod mechanism is slidably connected with the movable mold core, and the push rod mechanism includes a stretching part and a push rod, and one end of the stretching part is fixedly arranged with the movable mold base plate. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a high-transparency AS easy-to-clean tray injection mold for the above problems.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A high-transparency AS easy-to-clean tray injection mold includes an upper template and a lower template. A forming cavity is arranged between the upper template and the lower template. A forming block protrudes on the lower template. A top-out mechanism is arranged on the lower side of the lower template. A plurality of lower cooling channels are also arranged on the lower template. A plurality of upper cooling channels connected to the lower cooling channels are arranged in the forming block. A rapid heat conduction structure is also arranged on the lower template.

[0007] In the above high-transparency AS easy-to-clean tray injection mold, the lower cooling channels are horizontally arranged, and the upper cooling channels are vertically arranged.

[0008] In the above high-transparency AS easy-to-clean tray injection mold, the rapid heat conduction structure includes a plurality of heat conduction sheets vertically arranged and corresponding to the upper cooling channels one by one, and the heat conduction sheets are inserted into the upper cooling channels.

[0009] In the above high-transparency AS easy-to-clean tray injection mold, the bottom of the heat conduction sheet is detachably fixed on the lower template.

[0010] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the ejection mechanism includes an ejection plate disposed at the bottom of the circumferential surface of the molding block and having a rectangular ring cross-section. A top plate is further provided on the lower side of the lower template, and a plurality of straight ejector rods connected to the ejection plate are fixedly connected to the top plate.

[0011] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the molding block is formed by combining a plurality of molding inserts, and a partition plate forming structure is provided between adjacent molding inserts.

[0012] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the partition plate forming structure includes a partition plate forming groove vertically disposed between two molding inserts.

[0013] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the molding inserts are detachably fixed to the lower template.

[0014] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the molding inserts are fixed to the lower template by a plurality of screws.

[0015] In the above-mentioned high-transparency AS easy-to-clean tableware placing injection mold, the ejection plate is detachably connected to the straight ejector rods by a plurality of screws.

[0016] Compared with the existing technology, the advantages of the present utility model are as follows:

[0017] 1. The molding cavity can be injection-molded to form a storage tableware placing tray. After the injection liquid is injected into the molding cavity, the cooling liquid is injected into the upper cooling channel through the lower cooling channel to cool the injection liquid in the molding cavity. The rapid heat conduction structure can accelerate heat transfer, thereby increasing the cooling efficiency of the injection liquid. After the storage tableware placing tray is injection-molded, the storage tableware placing tray can be ejected from the lower template through the ejection mechanism.

[0018] 2. The heat-conducting sheet can absorb the heat of the injection liquid, so that when the injection liquid enters the upper cooling channel, the heat absorption area of the cooling liquid is increased, thereby accelerating the cooling of the injection liquid.

[0019] Other advantages, objectives and features of the present utility model will be partially reflected by the following description, and partially will also be understood by those skilled in the art through the research and practice of the present utility model. Description of the Drawings

[0020] Figure 1 is a cross-sectional view of the present utility model;

[0021] Figure 2 is an overall structural schematic diagram of the lower template;

[0022] Figure 3 is a partial structural schematic diagram of the present utility model;

[0023] Figure 4 It is a partial structural schematic diagram of the forming block;

[0024] Figure 5 It is a partial structural schematic diagram of the back surface of the forming block.

[0025] In the figure, there are an upper template 1, a lower template 2, an ejection mechanism 4, a lower cooling channel 5, a forming block 6, an upper cooling channel 7, a rapid heat conduction structure 8, a heat conduction fin 9, an ejection plate 10, a top plate 11, a straight ejector rod 12, a forming insert 13, and a partition plate forming groove 14. Specific implementation mode

[0026] As Figures 1-5 shown, a high-transparency AS easy-to-clean tray injection mold includes an upper template 1 and a lower template 2. A forming cavity is provided between the upper template 1 and the lower template 2. A forming block 6 protrudes from the lower template 2. An ejection mechanism 4 is provided on the lower side of the lower template 2. A plurality of lower cooling channels 5 are also provided on the lower template 2. A plurality of upper cooling channels 7 connected to the lower cooling channels 5 are provided in the forming block 6. A rapid heat conduction structure 8 is also provided on the lower template 2.

[0027] In the present utility model, the forming cavity can be injection-molded to form a storage tray. After the injection liquid is injected into the forming cavity, injecting the cooling liquid from the lower cooling channel into the upper cooling channel can cool the injection liquid in the forming cavity. The rapid heat conduction structure can accelerate the heat transfer, thereby increasing the cooling efficiency of the injection liquid. After the storage tray is injection-molded, the ejection mechanism can eject the storage tray from the lower template.

[0028] Specifically, the lower cooling channel 5 is horizontally arranged, the upper cooling channel 7 is vertically arranged. The rapid heat conduction structure 8 includes a plurality of vertically arranged heat conduction fins 9 corresponding to the upper cooling channels 7 one by one. The heat conduction fins 9 are inserted into the upper cooling channels 7. The heat conduction fins can absorb the heat of the injection liquid, so when the injection liquid enters the upper cooling channel, it can increase the heat absorption area of the cooling liquid, thereby accelerating the cooling of the injection liquid.

[0029] Preferably, the bottom of the heat conduction fin 9 is detachably fixed to the lower template 2.

[0030] Specifically, the ejection mechanism 4 includes an ejection plate 10 arranged at the bottom of the outer circumferential surface of the forming block 6 and having a rectangular ring-shaped cross-section. A top plate 11 is also provided on the lower side of the lower template 2. A plurality of straight ejector rods 12 connected to the ejection plate 10 are fixedly connected to the top plate 11. After the storage tray is injection-molded, the upward movement of the top plate can drive the ejection plate to move upward through a plurality of straight ejector rods, thereby ejecting the storage tray from the lower template.

[0031] Preferably, the forming block 6 is formed by combining a number of forming inserts 13, which can reduce the maintenance and replacement costs in case of local damage. A partition plate forming structure is provided between adjacent forming inserts 13. The partition plate forming structure can form a partition plate structure on the storage tray during the injection molding of the storage tray; the partition plate forming structure includes a partition plate forming groove 14 vertically arranged between two forming inserts 13. The partition plate forming groove can form a partition plate on the storage tray.

[0032] Preferably, the forming insert 13 is detachably fixed on the lower template 2. The forming insert 13 is fixed on the lower template 2 by a number of screws, which can facilitate disassembly and replacement.

[0033] Preferably, the ejector plate 10 is detachably connected to the straight ejector rod 12 by a number of screws.

[0034] The working principle of the present utility model is as follows: The forming cavity can inject and mold the storage tray. After injecting the injection liquid into the forming cavity, injecting the cooling liquid from the lower cooling channel into the upper cooling channel can cool the injection liquid in the forming cavity. The fast heat conduction structure can accelerate the heat transfer, thereby increasing the cooling efficiency of the injection liquid. After the storage tray is injection-molded, the storage tray can be ejected from the lower template through the ejector mechanism;

[0035] The heat conducting sheet can absorb the heat of the injection liquid, so that when the injection liquid enters the upper cooling channel, the heat absorption area of the cooling liquid is increased, thereby accelerating the cooling of the injection liquid;

[0036] After the storage tray is injection-molded, the upward movement of the top plate can drive the ejector plate to move upward through a number of straight ejector rods, thereby ejecting the storage tray from the lower template. The forming block 6 is formed by combining a number of forming inserts 13, which can reduce the maintenance and replacement costs in case of local damage. A partition plate forming structure is provided between adjacent forming inserts 13. The partition plate forming structure can form a partition plate structure on the storage tray during the injection molding of the storage tray. The partition plate forming groove can form a partition plate on the storage tray.

[0037] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art of the present utility model can make various modifications or supplements to the described specific embodiments or use similar methods to replace them, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0038] Although the upper template 1, lower template 2, ejection mechanism 4, lower cooling channel 5, forming block 6, upper cooling channel 7, rapid heat conduction structure 8, heat conduction fin 9, ejection plate 10, top plate 11, straight ejector rod 12, forming insert 13, partition plate forming groove 14, etc. are used more frequently in this text, the use of these terms is only for more convenient description and explanation of the essence of the present utility model; interpreting them as any additional limitation is contrary to the spirit of the present utility model.

Claims

1. A high-transparency AS easy-to-clean waffle plate injection mold, comprising an upper mold plate (1) and a lower mold plate (2), characterized in that: A molding cavity is provided between the upper mold plate (1) and the lower mold plate (2); a molding block (6) is protruding from the lower mold plate (2); an ejection mechanism (4) is provided on the lower side of the lower mold plate (2); a plurality of lower cooling channels (5) are provided on the lower mold plate (2); a plurality of upper cooling channels (7) connected to the lower cooling channels (5) are provided in the molding block (6); and a rapid heat conduction structure (8) is provided on the lower mold plate (2).

2. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 1, characterized in that: The lower cooling channel (5) is arranged horizontally, and the upper cooling channel (7) is arranged vertically.

3. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 2, characterized in that: The rapid heat conduction structure (8) comprises a plurality of heat conduction sheets (9) which are vertically arranged and correspond one to one with the upper cooling channels (7), and the heat conduction sheets (9) are inserted into the upper cooling channels (7).

4. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 3, characterized in that: The bottom of the heat conducting sheet (9) is detachably fixed on the lower template (2).

5. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 4, characterized in that: The ejection mechanism (4) comprises an ejection plate (10) which is arranged at the bottom of the outer circumferential surface of the forming block (6) and has a rectangular ring-shaped cross section. A top plate (11) is also arranged on the lower side of the lower mold plate (2). A plurality of straight ejector rods (12) which are connected to the ejection plate (10) are fixedly connected to the top plate (11).

6. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 5, characterized in that: The molding block (6) is formed by combining a plurality of molding inserts (13), and a partition plate molding structure is arranged between adjacent molding inserts (13).

7. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 6, characterized in that: The partition plate forming structure comprises a partition plate forming groove (14) vertically arranged between two forming inserts (13).

8. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 7, characterized in that: The molding insert (13) is detachably fixed on the lower mold plate (2).

9. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 8, characterized in that: The molding insert (13) is fixed on the lower mold plate (2) by a plurality of screws.

10. The high-transparency AS easy-to-clean wedge plate injection mold according to claim 9, characterized in that: The ejection plate (10) is detachably connected to the straight ejector rod (12) via a plurality of screws.

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