Hot plate tool mold

By designing the upper and lower mold bases and heating table structure of the hot plate tooling mold, and combining it with the cylinder pushing structure, the problem that traditional heating tooling cannot heat the sleeve rod independently is solved, realizing effective heating of the bottom of the upper template component, preventing deformation, and improving welding quality.

CN224158892UActive Publication Date: 2026-04-24CHONGQING DINGDING TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING DINGDING TECH CO LTD
Filing Date
2025-04-11
Publication Date
2026-04-24

AI Technical Summary

Technical Problem

Traditional heating fixtures cannot heat the outer edge of the heating structure separately, causing extension structures such as sleeves to deform due to heat during the hot plate welding process.

Method used

A hot plate tooling mold was designed, comprising an upper mold base and a lower mold base, each equipped with an upper heating platform and a lower heating platform. The upper mold plate component is positioned and the heating ring plate is heated separately through a cylinder pushing structure, which solves the problem of insufficient heating in traditional heating tooling.

Benefits of technology

Effective heating of the bottom of the upper template component is achieved, preventing the extended structure from deforming due to heat during hot plate welding and ensuring welding quality.

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Abstract

The utility model relates to the technical field of hot plate welding, and particularly discloses a hot plate tool mold which comprises an upper mold base and a lower mold base, an upper heating table is arranged below the upper mold base, a lower heating table is arranged above the lower mold base, an upper positioning structure used for fixing an upper mold plate component is arranged in the upper mold base, and a lower positioning structure used for fixing a lower mold plate component is arranged in the lower mold base. A lower positioning structure used for fixing the lower die plate component is arranged in the lower die base, a notch is formed in the upper heating table, a first heating ring plate attached to the bottom of the upper die plate component is formed on the upper heating table, an extending structure penetrating through the notch is formed at the bottom of the upper die plate component, and pushing structures are fixedly connected into the upper die base and the lower die base respectively. The problem that a traditional heating tool cannot independently heat the heating surface of a to-be-heated structure when other parts need to be extended outwards from the to-be-heated structure is solved.
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Description

Technical Field

[0001] This application relates to the field of hot plate welding technology, and specifically discloses a hot plate tooling mold. Background Technology

[0002] Hot plate welding is a common welding method in the processing and production of plastic materials. It involves simultaneously heating the upper mold part and the lower mold part to be welded with a heating plate. After both parts melt to a certain extent, the heating plate is removed, allowing the upper and lower mold parts to come into contact and pressure to be applied to weld them together.

[0003] Typically, during hot plate welding, the heating plate is installed between the upper and lower template components. After heating for a period of time, the heating plate is removed and the upper and lower template components are joined together until they are fixedly connected.

[0004] During hot plate welding, the heating plate must be removed before the upper and lower template components can be connected. However, for the components as per the attached instruction manual... Figure 1 The upper template component shown includes an upper template component body and a sleeve rod integrally formed at the bottom of the upper template component body and extending outward. Traditional heating plates cannot meet the requirement of heating the outer edge of the bottom of the upper template component body alone, and cannot make the sleeve rod independent.

[0005] This invention provides a hot plate tooling mold to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of this invention is to solve the problem that traditional heating fixtures cannot heat the heating surface of the structure to be heated independently when the structure to be heated has other components extending outward.

[0007] To achieve the above objectives, the basic solution of this utility model provides a hot plate tooling mold, including an upper mold base and a lower mold base. An upper heating platform is provided below the upper mold base, and a lower heating platform is provided above the lower mold base. An upper positioning structure for fixing an upper template component is provided inside the upper mold base, and a lower positioning structure for fixing a lower template component is provided inside the lower mold base. A notch is opened on the upper heating platform and a heating ring plate that fits the bottom of the upper template component is formed. An extension structure passing through the notch is formed at the bottom of the upper template component. Pushing structures are fixedly connected to the upper mold base and the lower mold base respectively.

[0008] Furthermore, the upper positioning structure includes an upper positioning groove formed in the upper mold base and an upper positioning block formed in the upper positioning groove.

[0009] Furthermore, the lower positioning structure includes a lower positioning groove formed in the lower mold base and a lower positioning block formed in the lower positioning groove.

[0010] Furthermore, the lower positioning groove has a receiving groove for the extension structure to extend into.

[0011] Furthermore, the bottom of the upper mold base has a heating groove into which a heating ring plate extends and passes through the upper positioning groove.

[0012] Furthermore, the pushing structure is a cylinder.

[0013] The principle and effect of this solution are as follows:

[0014] Compared with the prior art, this utility model has a notch on the upper heating platform for the extension structure to pass through, and a heating ring plate is formed extending outward from the top surface of the upper heating platform. The heating ring plate alone can heat the surface of the upper template component to be connected, preventing the extension structure from deforming due to heat. This solves the problem that traditional heating fixtures cannot heat the heating surface of the structure to be heated alone when there are other components extending outward from the structure to be heated. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 A schematic diagram of a hot plate tooling mold according to an embodiment of this application is shown;

[0017] Figure 2 A schematic diagram of a hot plate tooling mold according to an embodiment of this application is shown. Detailed Implementation

[0018] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0019] The reference numerals in the accompanying drawings include: lower mold base 1, lower heating platform 2, upper heating platform 3, upper mold base 4, upper template component 5, heating ring plate 6, lower positioning groove 7, and cylinder 8.

[0020] A hot plate tooling mold, implementing, for example Figure 1 and Figure 2 As shown:

[0021] It includes the upper mold base 4 and the lower mold base 1.

[0022] An upper heating platform 3 is installed below the upper mold base 4, and a lower heating platform 2 is installed above the lower mold base 1.

[0023] The upper mold base 4 has an upper positioning structure formed inside for fixing the upper template component 5. Specifically, the upper positioning structure includes an upper positioning groove formed in the upper mold base 4 and an upper positioning block formed in the upper positioning groove. The upper template component 5 is fixed by inserting the bottom outer edge of the upper template component 5 into the upper positioning groove and clamping it with the upper positioning block.

[0024] Meanwhile, in this embodiment, the bottom of the upper template component 5 is formed with an extension structure, specifically, the extension structure is a guide rod integrally formed on the bottom of the upper template component 5. The upper positioning groove has holes for the guide rod to pass through.

[0025] The upper mold base 4 is also equipped with a pushing structure. In this embodiment, the pushing structure is a cylinder 8, and the output end of the cylinder 8 is fixed to the top surface of the upper mold base 4.

[0026] The upper heating platform 3 is installed below the upper mold base 4, and the upper heating platform 3 can move laterally to detach from the upper mold base 4. The upper heating platform 3 has a notch and a heating ring plate 6 that fits the bottom of the upper template component 5. Specifically, the bottom of the upper mold base 4 has a heating ring plate 6 that extends into and passes through the upper positioning groove heating groove, and the guide rod at the bottom of the upper template component 5 can pass through the notch during heating.

[0027] The lower mold base 1 has a lower positioning structure formed inside for fixing the lower template component. Specifically, the lower positioning structure includes a lower positioning groove 7 formed in the lower mold base 1 and a lower positioning block formed in the lower positioning groove 7. The lower template component is fixed by inserting the bottom outer edge of the lower template component into the lower positioning groove 7 and clamping it with the lower positioning block.

[0028] Meanwhile, in this embodiment, the lower positioning groove 7 has a receiving groove for the guide rod to extend into.

[0029] The lower mold base 1 is also equipped with a pushing structure. In this embodiment, the pushing structure is a cylinder 8, and the output end of the cylinder 8 is fixed to the bottom surface of the lower mold base 1.

[0030] The lower heating platform 2 is installed above the lower mold base 1, and the lower heating platform 2 can be moved to detach from the lower mold base 1. A heating ring plate 2 is formed on the lower heating platform 2 to fit the top of the lower mold plate component.

[0031] When this utility model is used, the upper template component 5 and the lower template component are respectively fixed in the upper positioning structure of the upper mold base 4 and the lower positioning structure of the lower mold base 1;

[0032] Preheat the upper heating platform 3 and the lower heating platform 2, start the cylinder 8, push the upper template component 5 and the lower template component close to the upper heating platform 3 and the lower heating platform 2 respectively, and make the bottom end of the upper template component 5 fit with the heating ring plate 1 6, and make the top end of the lower template component fit with the heating ring plate 2. At this time, the extension structure at the bottom end of the upper template component 5: the guide rod passes through the notch.

[0033] After the upper template component 5 and the lower template component are heated to a certain temperature, the retracting cylinder 8 moves the upper heating platform 3 and the lower heating platform 2 out.

[0034] Restart cylinder 8 to bring the upper mold base 4 and the lower mold base 1 closer together, align the upper template component 5 and the lower template component, and make their bottom and top surfaces fit together to complete the hot plate welding.

[0035] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Although the present utility model has been disclosed above with reference to a preferred embodiment, it is not intended to limit the present utility model. Any person skilled in the art can make some modifications or alterations to the above-disclosed technical content to create equivalent embodiments without departing from the scope of the present utility model. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model without departing from the scope of the present utility model shall still fall within the scope of the present utility model.

Claims

1. A hot plate tooling mold, characterized in that, The device includes an upper mold base and a lower mold base. An upper heating platform is provided below the upper mold base, and a lower heating platform is provided above the lower mold base. An upper positioning structure for fixing the upper template component is provided inside the upper mold base, and a lower positioning structure for fixing the lower template component is provided inside the lower mold base. A notch is opened on the upper heating platform and a heating ring plate that fits the bottom of the upper template component is formed. An extension structure that passes through the notch is formed at the bottom of the upper template component. Pushing structures are fixedly connected inside the upper mold base and the lower mold base respectively.

2. The hot plate tooling mold according to claim 1, characterized in that, The upper positioning structure includes an upper positioning groove formed in the upper mold base and an upper positioning block formed in the upper positioning groove.

3. The hot plate tooling mold according to claim 1, characterized in that, The lower positioning structure includes a lower positioning groove formed in the lower mold base and a lower positioning block formed in the lower positioning groove.

4. A hot plate tooling mold according to claim 3, characterized in that, The lower positioning groove has a receiving groove for the extension structure to extend into.

5. A hot plate tooling mold according to claim 2, characterized in that, The bottom of the upper mold base has a heating groove into which a heating ring plate extends and passes through the upper positioning groove.

6. A hot plate tooling mold according to claim 1, characterized in that, The pushing structure is a cylinder.