Plastic tableware forming and demolding structure

Abstract

The utility model relates to the technical field of plastic tableware processing, in particular to a plastic tableware forming and demolding structure which comprises a lower mold, a cooling assembly and a demolding assembly, the lower mold is provided with a mold cavity with an upper opening, and the cooling assembly comprises a water inlet pipe, a flow dividing pipe and a water discharging pipe. The bottom wall of the die cavity is further provided with a plurality of sets of heat dissipation grooves matched with the water drainage pipes, and water inlet pipes and water drainage pipes connected with the input ends and the output ends of the water drainage pipes respectively are further embedded in the left side and the right side of the lower die body respectively, and the water inlet pipes, the flow dividing pipes and the water drainage pipes in the cooling assembly are matched with the heat dissipation grooves in the bottom wall of the die cavity. And materials in the die cavity can be efficiently cooled. Cooling liquid is introduced through the water inlet pipe, can be evenly distributed to different areas of the bottom of the die cavity through the flow dividing pipe and then is discharged through the water discharging pipe, and material forming is facilitated. The stripping plate is detachably connected with the connecting piece, disassembly and assembly are convenient, stripping operation can be conveniently and stably completed in cooperation with the lifter, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic tableware processing, and specifically relates to a plastic tableware forming and demoulding structure. Background Art

[0002] With the development of the modern fast-paced society, the rise of the takeaway industry and the wide application of plastic products, plastic tableware has gradually become popular by virtue of its low production cost, simple production and convenient use.

[0003] Traditionally, manual demoulding is often used after plastic tableware is formed. If the mold is overheated, it is easy to cause poor forming effect of the material, and it is easy to scald the staff during demoulding, making the operation rather inconvenient. Therefore, a plastic tableware forming and demoulding device is needed. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a plastic tableware forming and demoulding structure.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides the following technical solution: A plastic tableware forming and demoulding structure, including a lower mold, a cooling component and a demoulding component. There is a mold cavity with an upper opening on the lower mold. The cooling component includes a water inlet pipe, a shunt pipe and a drain pipe. There are also a number of heat dissipation grooves adapted to the drain pipes on the bottom wall of the mold cavity. The left and right sides of the lower mold are respectively embedded with a water inlet pipe and a drain pipe connected to the input ends and output ends of a number of drain pipes. The demoulding component includes side plates, a bottom plate, a lifter, a connecting piece, a demoulding template and a connecting frame. The left and right sides below the lower mold are symmetrically provided with side plates. The bottom plate is arranged below the side plates. The lifter is arranged on the bottom plate. The connecting piece is slidably arranged on the bottom wall of the mold cavity. The upper part of the connecting piece is connected to the demoulding template through the connecting frame. The lower part of the connecting piece protrudes from the bottom wall of the lower mold and is connected to the output end of the lifter. The demoulding template is adapted to the bottom wall of the mold cavity.

[0008] To facilitate the disassembly and assembly of the demoulding template, the utility model is improved as follows. The connecting piece includes an insertion block, an elastic member and a clamping block. There is also a storage groove adapted to the connecting frame on the bottom wall of the mold cavity. There are movable grooves on the left and right sides of the upper part of the insertion block. The upper part of the insertion block is inserted into the connecting frame. The two ends of the elastic member are respectively connected to the inner wall of the movable groove and the clamping block. There is also a clamping hole connected to the clamping block on the connecting frame.

[0009] Further, in order to stably assemble the connection frame and the connecting member, the present utility model is improved in that the elastic member includes a spring and a telescopic rod. The spring is sleeved on the telescopic rod, and both ends of the spring and the telescopic rod are respectively connected to the inner wall of the movable groove and the clamping block. A bevel surface is provided on the upper part of the clamping block.

[0010] In order to facilitate the cooling and forming of the material, the present utility model is improved in that heat dissipation fins are further provided below the ejector plate, and the heat dissipation fins are arranged on both sides of the corresponding flow dividing pipes.

[0011] Preferably, hollow holes for wiring are further provided on the side plates.

[0012] Preferably, the lifter adopts a cylinder.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the present utility model provides a plastic tableware forming and demoulding structure, which has the following beneficial effects:

[0015] In the plastic tableware forming and demoulding structure, the design of the water inlet pipe, the flow dividing pipe and the drain pipe in the cooling assembly, in cooperation with the heat dissipation grooves on the bottom wall of the mold cavity, can achieve efficient cooling of the material in the mold cavity. The water inlet pipe introduces the cooling liquid, and through the flow dividing pipe, the cooling liquid can be evenly distributed to different areas at the bottom of the mold cavity, and then discharged through the drain pipe, facilitating the forming of the material;

[0016] The ejector plate and the connecting member are set to be detachably connected, which is convenient for disassembly and assembly. In cooperation with the lifter, it is convenient to stably complete the demoulding operation and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the front view schematic diagram of the structure of the present utility model;

[0018] Figure 2 is the exploded bottom view schematic diagram of the structure of the present utility model;

[0019] Figure 3 is the exploded top view schematic diagram of the structure of the present utility model;

[0020] Figure 4 is the structure of the present utility model Figure 2 partial enlarged schematic diagram in.

[0021] In the figure: 1, lower mold; 2, water inlet pipe; 3, flow dividing pipe; 4, drain pipe; 5, side plate; 6, bottom plate; 7, lifter; 8, ejector plate; 9, connection frame; 10, insertion block; 11, clamping block; 12, spring; 13, telescopic rod; 14, heat dissipation fin. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-4 , a plastic tableware forming and demolding structure, including a lower mold 1, a cooling assembly and a demolding assembly. The lower mold 1 is provided with a mold cavity with an upper opening. The cooling assembly includes a water inlet pipe 2, a shunt pipe 3 and a drain pipe 4. The bottom wall of the mold cavity is further provided with a number of heat dissipation grooves adapted to the drain pipes 4. The left and right sides of the lower mold 1 are respectively embedded with a water inlet pipe 2 and a drain pipe 4 connected to the input ends and output ends of a number of drain pipes 4. The demolding assembly includes side plates 5, a bottom plate 6, a lifter 7, a connecting member, a lifting template 8 and a connecting frame 9. The left and right sides of the lower mold 1 are symmetrically provided with side plates 5 below. The bottom plate 6 is provided below the side plates 5. The lifter 7 is arranged on the bottom plate 6. The connecting member is slidably arranged on the bottom wall of the mold cavity. The upper part of the connecting member is connected to the lifting template 8 through the connecting frame 9. The lower part of the connecting member protrudes from the bottom wall of the lower mold 1 and is connected to the output end of the lifter 7. The lifting template 8 is adapted to the bottom wall of the mold cavity.

[0024] During the actual use process, the water inlet pipe 2 is externally connected to the liquid supply end of the coolant, and the drain pipe 4 is externally connected to the liquid return end of the coolant. Side plates 5 connected to the bottom plate 6 are arranged below the lower mold 1. The bottom plate 6 provides stable support for the lifter 7. Initially, the lifter 7 is in a contracted state. The connecting frame 9 below the lifting template 8 is connected to the upper part of the connecting member, and the output end of the lifter 7 is connected to the lower part of the connecting member. When the material is being formed, the coolant enters from the water inlet pipe 2, and then the heat is taken away through the shunt pipe 3 and discharged from the drain pipe 4. After the material is formed, the lifter 7 is lifted to drive the connecting member to rise, and the lifting template 8 supports the material to be demolded.

[0025] In this embodiment, the connecting member includes an insertion block 10, an elastic member, and a clamping block 11. A receiving groove adapted to the connecting frame 9 is further provided on the bottom wall of the mold cavity. Activity grooves are provided on the left and right sides of the upper part of the insertion block 10. The upper part of the insertion block 10 is inserted into the connecting frame 9. Both ends of the elastic member are respectively connected to the inner wall of the activity groove and the clamping block 11. A clamping hole connected to the clamping block 11 is further provided on the connecting frame 9. The elastic member includes a spring 12 and a telescopic rod 13. The spring 12 is sleeved on the telescopic rod 13. Both ends of the spring 12 and the telescopic rod 13 are respectively connected to the inner wall of the activity groove and the clamping block 11. An inclined surface is provided on the upper part of the clamping block 11. Initially, the lifter 7 is in a contracted state. The connecting frame 9 of the lifting template 8 is aligned with the receiving groove and inserted. The insertion block 10 is inserted into the inner wall of the connecting frame 9. When the clamping hole is aligned with the clamping block 11, the spring 12 pushes the clamping block 11 into the clamping hole, and the telescopic rod 13 ensures the stability of the movement of the clamping block 11.

[0026] During actual use, heat dissipation fins 14 are further provided below the lifting template 8. The heat dissipation fins 14 are provided on both sides of the corresponding flow dividing pipe 3. A gap for the heat dissipation fins 14 is left between the flow dividing pipe 3 and the heat dissipation groove, further ensuring its heat dissipation and forming effect.

[0027] In this embodiment, a hollow hole for wiring is further provided on the side plate 5. The lifter 7 adopts a cylinder with a rapid response. The hollow hole facilitates the arrangement of lines or pipes.

[0028] To illustrate in detail the possible application scenarios, technical principles, specific implementable solutions, achievable purposes and effects of the present application, the following is described in detail with reference to the specific examples listed and in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, so they are only examples and cannot be used to limit the protection scope of the present application.

[0029] As used herein, the term "embodiment" means that a specific feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The term "embodiment" that appears in various positions in the specification does not necessarily refer to the same embodiment, nor is it particularly limited to the independence or relevance with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the technical features mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.

[0030] Unless otherwise defined, the meanings of the technical terms used herein are the same as those commonly understood by those skilled in the technical field to which the present application belongs; the use of the relevant terms herein is only for describing specific embodiments and is not intended to limit the present application.

[0031] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A plastic tableware forming and demoulding structure, comprising a lower mould (1), a cooling assembly and a demoulding assembly, characterized in that: The lower die (1) is provided with a die cavity with an upper opening. The cooling assembly includes a water inlet pipe (2), a shunt pipe (3) and a drain pipe (4). The bottom wall of the die cavity is further provided with a number of heat dissipation grooves adapted to the drain pipes (4). The left and right sides of the lower die (1) are also embedded with a water inlet pipe (2) and a drain pipe (4) respectively connected to the input ends and output ends of a number of drain pipes (4). The demoulding assembly includes side plates (5), a bottom plate (6), a lifter (7), a connecting member, a template lifting plate (8) and a connecting frame (9). The left and right sides below the lower die (1) are symmetrically provided with side plates (5). The bottom plate (6) is provided below the side plates (5). The lifter (7) is arranged on the bottom plate (6). The connecting member is slidably arranged on the bottom wall of the die cavity. The upper part of the connecting member is connected to the template lifting plate (8) through the connecting frame (9). The lower part of the connecting member protrudes from the bottom wall of the lower die (1) and is connected to the output end of the lifter (7). The template lifting plate (8) is adapted to the bottom wall of the die cavity.

2. The plastic tableware forming and demolding structure according to claim 1, characterized in that: The connecting member includes a plug (10), an elastic member and a latch (11). The bottom wall of the die cavity is further provided with a storage groove adapted to the connecting frame (9). The left and right sides of the upper part of the plug (10) are provided with movable grooves. The upper part of the plug (10) is inserted into the connecting frame (9). The two ends of the elastic member are respectively connected to the inner wall of the movable groove and the latch (11). The connecting frame (9) is further provided with a latch hole connected to the latch (11).

3. The plastic tableware forming and demolding structure according to claim 2, characterized in that: The elastic member includes a spring (12) and a telescopic rod (13). The spring (12) is sleeved on the telescopic rod (13). The two ends of the spring (12) and the telescopic rod (13) are respectively connected to the inner wall of the movable groove and the latch (11). The upper part of the latch (11) is provided with an inclined surface.

4. A plastic tableware forming and demolding structure according to claim 3, characterized in that: The lower part of the template lifting plate (8) is further provided with heat dissipation fins (14). The heat dissipation fins (14) are arranged on both sides of the corresponding shunt pipe (3).

5. A plastic tableware forming and demolding structure according to claim 4, characterized in that: The side plates (5) are further provided with hollow holes for wiring.

6. A plastic tableware forming and demoulding structure according to claim 5, characterized in that: The lifter (7) is a cylinder.

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