New energy battery module end plate insert injection mold

By designing the installation components, mold clamping components and plugging components of the injection mold, the problem of unfixed position caused by insert dimensional tolerance is solved, and the complete mold clamping and stable injection molding of the mold is achieved, and the injection molding quality is improved.

CN223290209UActive Publication Date: 2025-09-02LIUZHOU SHUANGYING CO LTD
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Patent Information

Application Number
CN202422590030.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-09-02
Estimated Expiration
2034-10-25

AI Technical Summary

Technical Problem

During the injection molding process of the insert end plate of the new energy battery module, the dimensional tolerance of the insert causes the position to be unable to be fixed, resulting in poor sealing of the mold parting surface, and large length tolerance of the aluminum tube insert, which cannot be flush with the rubber plane, affecting the injection molding quality.

Method used

An injection mold of a new energy battery module end plate insert insulator including an injection mold body, a cylinder body, and a fixing device is designed. Through the coordination of the installation components, mold closing components and plug-in components, the insert aluminum tube is fixed before injection molding, avoid deformation, and the injection molding is achieved after the mold is fully closed, protecting the aluminum tube and parting surface.

Benefits of technology

It effectively avoids the problem of unfixed position of the insert due to dimensional tolerance, ensures that the mold is in place, avoids the mold crushing of the aluminum tube and the parting surface flash, and improves the injection molding quality and stability.

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    Figure CN223290209U_ABST
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Abstract

The utility model relates to the technical field of injection molds, in particular to a new energy battery module end plate insert injection mold which comprises an injection mold body, an oil cylinder body and a fixing device, the fixing device comprises an insert aluminum pipe, an installation assembly, a mold closing assembly and an insertion assembly, and the insert aluminum pipe is detachably connected with the injection mold body. The mounting assembly is arranged on the injection mold body, the mold closing assembly is arranged on the injection mold body, the inserting assembly is arranged on the injection mold body, and after the insert aluminum pipe is mounted through the mounting assembly, the oil cylinder body is started and can drive the mold closing assembly to move; and the mold closing assembly drives the insert aluminum pipe to move towards the direction of the inserting assembly, so that the insert aluminum pipe is prevented from being deformed under the action of injection molding pressure, and the insert aluminum pipe is protected.
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Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, and in particular to an injection mold for an end plate insert of a new energy battery module. Background Art

[0002] Currently, in the process of using the injection mold for the end plate insert of the new energy battery module, the dimensional tolerance of the insert makes it impossible to fix the position of the insert in the plastic part and the glue sealing of the injection mold parting surface is poor. As a result, the length tolerance of the aluminum tube insert in the end plate of the mold group is large (+0.2~+0.5mm), making it impossible for one end face of the aluminum tube base to be flush with the glue surface.

[0003] The present application overcomes the above shortcomings and prevents the insert from being unable to be fixed in the position of the plastic part due to dimensional tolerance during the use of the injection mold. The application also enables injection molding to be carried out after the mold is fully closed in place, thereby avoiding the mold from crushing the aluminum tube and flashing the parting surface, and improving the injection molding quality. Utility Model Content

[0004] The purpose of the utility model is to provide an injection mold for an end plate insert of a new energy battery module, which can prevent the insert from being unable to be fixed in a heavy position on the plastic part due to dimensional tolerance during the use of the injection mold, and can enable injection production after the mold is fully closed in place, thereby avoiding the mold from crushing the aluminum tube and flashing the parting surface, and improving the injection molding quality.

[0005] To achieve the above-mentioned purpose, the utility model provides an injection mold for an end plate insert of a new energy battery module, comprising an injection mold body and a cylinder body, wherein the cylinder body is arranged on the left side of the injection mold body, and further comprising a fixing device;

[0006] The fixing device includes an insert aluminum tube, a mounting assembly, a clamping assembly and a plug-in assembly. The insert aluminum tube is detachably connected to the injection mold body and is located on one side of the injection mold body. The mounting assembly is arranged on the injection mold body, the clamping assembly is arranged on the injection mold body, and the plug-in assembly is arranged on the injection mold body.

[0007] Among them, the installation assembly includes a cylinder core puller and an aluminum tube insert. The cylinder core puller is fixedly connected to the cylinder body and is located on one side of the cylinder body; the aluminum tube insert is fixedly connected to the cylinder core puller and is detachably connected to the insert aluminum tube.

[0008] Among them, the mold closing assembly includes an inclined guide column slider and a core-pulling insert. The inclined guide column slider is slidingly connected to the injection mold body and is located on one side of the injection mold body; the core-pulling insert is fixedly connected to the inclined guide column slider and abuts against the insert aluminum tube.

[0009] Among them, the plug-in assembly includes a rubber spring and a spring insert. The rubber spring is fixedly connected to the aluminum tube insert and is located on one side of the aluminum tube insert; the spring insert is fixedly connected to the rubber spring and fixedly connected to the cylinder core.

[0010] Wherein, the oil cylinder core pulling device is provided with a positioning groove, and the cross-sectional size of the positioning groove is adapted to the cross-sectional size of the aluminum tube insert.

[0011] The utility model provides an injection mold for an end plate insert of a new energy battery module, comprising an injection mold body, a cylinder body and a fixing device, wherein the fixing device comprises an insert aluminum tube, a mounting assembly, a clamping assembly and a plug-in assembly. After the insert aluminum tube is installed through the mounting assembly, the cylinder body is started, and the cylinder body can drive the clamping assembly to move, so that the clamping assembly drives the insert aluminum tube to move toward the plug-in assembly, thereby preventing the insert aluminum tube from being deformed under the action of injection pressure and protecting it. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art.

[0013] Figure 1 It is a schematic diagram of the overall structure of the new energy battery module end plate insert injection mold of the first embodiment of the present utility model.

[0014] Figure 2 It is a structural schematic diagram of the fixing device of the first embodiment of the present utility model.

[0015] Figure 3 It is a front cross-sectional view of the injection mold body of the first embodiment of the present utility model.

[0016] In the figure: 101-injection mold body, 102-cylinder body, 103-insert aluminum tube, 104-cylinder core pulling, 105-sleeve aluminum tube insert, 106-inclined guide column slider, 107-core pulling insert, 108-rubber spring, 109-spring insert, 110-positioning groove. DETAILED DESCRIPTION

[0017] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0018] The first embodiment of this application is:

[0019] See also Figures 1 to 3,in Figure 1 This is a schematic diagram of the overall structure of the injection mold for the end plate insert of the new energy battery module. Figure 2 It is a structural diagram of the fixing device. Figure 3 This is a front cross-sectional view of the injection mold body. The present invention provides an injection mold for an end plate insert of a new energy battery module, comprising an injection mold body 101, a cylinder body 102, and a fixing device. The fixing device comprises an aluminum tube insert 103, a mounting assembly, a mold clamping assembly, and a plug-in assembly. The mounting assembly comprises a cylinder core puller 104 and an aluminum tube insert 105. The mold clamping assembly comprises an inclined guide column slider 106 and a core puller insert 107. The plug-in assembly comprises a rubber spring 108 and a spring insert 109. The cylinder core puller 104 is provided with a positioning groove 110. The above-mentioned solution solves the current problem that in the process of using the injection mold of the end plate insert of the new energy battery module, the dimensional tolerance of the insert causes the position of the insert in the plastic part to be unable to be fixed and the glue sealing of the parting surface of the injection mold is poor. As a result, the length tolerance of the aluminum tube insert in the end plate of the mold group is large (+0.2~+0.5mm), so that one end face of the aluminum tube base cannot be flush with the glue surface. It can be understood that the above-mentioned solution can be used to prevent the insert from being unable to be fixed in the position of the plastic part due to dimensional tolerance during the use of the injection mold, and can enable the mold to be fully closed before injection production, thereby avoiding the mold from crushing the aluminum tube and the flash of the parting surface, improving the injection molding quality, and can also be used to make the installation of the aluminum tube insert 105 more stable, thereby making the mold more stable during injection molding.

[0020] According to this specific embodiment, the cylinder body 102 is arranged on the left side of the injection mold body 101, and the cylinder body 102 is arranged on the left side of the injection mold body 101. The cylinder body 102 is used in conjunction with the injection mold body 101 to form a scene for injecting the mold.

[0021] Wherein, the insert aluminum tube 103 is detachably connected to the injection mold body 101 and is located on one side of the injection mold body 101, the mounting assembly is arranged on the injection mold body 101, the clamping assembly is arranged on the injection mold body 101, the plug assembly is arranged on the injection mold body 101, the mounting assembly is arranged on the upper surface of the injection mold body 101, the insert aluminum tube 103 is connected to the mounting assembly, so that the insert aluminum tube 103 is detachably mounted on the injection mold body 101 through the mounting assembly, the clamping assembly is arranged on the injection mold body 101, and the clamping assembly is located on the right side of the cylinder body 102. On the other hand, the clamping assembly can push the insert aluminum tube 103 after installation, and the plug-in assembly is arranged on the left side of the upper surface of the injection mold body 101. The plug-in assembly is located between the clamping assembly and the cylinder body 102, and the plug-in assembly is located on the left side of the insert aluminum tube 103, so that after the insert aluminum tube 103 is installed through the installation assembly, the cylinder body 102 is started, and the cylinder body 102 can drive the clamping assembly to move, so that the clamping assembly drives the insert aluminum tube 103 to move toward the direction of the plug-in assembly, thereby preventing the insert aluminum tube 103 from deforming under the action of injection pressure and protecting it.

[0022] Secondly, the cylinder core puller 104 is fixedly connected to the cylinder body 102 and is located on one side of the cylinder body 102; the aluminum tube insert 105 is fixedly connected to the cylinder core puller 104 and is detachably connected to the insert aluminum tube 103. The cylinder core puller 104 is arranged on the cylinder body 102. When the cylinder body 102 is started, it can drive the cylinder core puller 104 to move. The aluminum tube insert 105 is arranged on the side of the cylinder core puller 104 away from the cylinder body 102, and the aluminum tube insert 105 is connected to the cylinder core puller 104 through the plug-in assembly, so that the plug-in assembly can be squeezed until the insert aluminum tube 103 is installed.

[0023] At the same time, the inclined guide column slider 106 is slidingly connected to the injection mold body 101 and is located on one side of the injection mold body 101; the core-pulling insert 107 is fixedly connected to the inclined guide column slider 106 and abuts against the insert aluminum tube 103. The inclined guide column slider 106 is slidingly set on the injection mold body 101. The inclined guide column slider 106 is provided with an inclined guide column. By applying force to the inclined guide column, the inclined guide column slider 106 can be driven to move. The core-pulling insert 107 is set on the left side of the inclined guide column slider 106. The insert aluminum tube 103 can be installed on the core-pulling insert 107, so that when the inclined guide column slider 106 is moved, the insert aluminum tube 103 can be moved by the core-pulling insert 107.

[0024] In addition, the rubber spring 108 is fixedly connected to the aluminum tube insert 105 and is located on one side of the aluminum tube insert 105; the spring insert 109 is fixedly connected to the rubber spring 108 and is fixedly connected to the cylinder core puller 104; the cross-sectional size of the positioning groove 110 is adapted to the cross-sectional size of the aluminum tube insert 105, the rubber spring 108 is arranged on the left side of the aluminum tube insert 105, the spring insert 109 is arranged on the left side of the rubber spring 108, and the left side of the spring insert 109 abuts against the cylinder core puller 104, and the right side of the cylinder core puller 104 is provided with the positioning groove 110, so that when the cylinder body 102 is started, the aluminum tube insert 105 can be inserted into the positioning groove 110, thereby improving the stability of the mold.

[0025] When using a new energy battery module end plate insert injection mold of this embodiment, before the mold injection, the insert aluminum tube 103 is inserted into the sleeve aluminum tube insert 105 on the cylinder core pulling 104 by a robot or manually, and the inclined guide column slider 106 is pulled into place by the inclined guide column when the mold is closed, and then the cylinder body 102 drives the cylinder core pulling 104 to close in place, and the sleeve aluminum tube insert 105 is inserted into the positioning groove 110, and the positioning groove 110 can prevent the sleeve aluminum tube insert 105 from being inserted into the positioning groove 110 during the injection molding. The aluminum tube insert 105 deforms under the action of pressure. At this time, the rubber spring 108 behind the aluminum tube insert 105 can stretch forward and backward, and will not damage the aluminum tube insert 103 due to the large dimensional tolerance of the aluminum tube insert 103, resulting in defective plastic parts (it is important to note that the aluminum tube insert 105 has no sealing surface in the movement direction of the rubber spring 108 and does not need to withstand injection pressure). After the mold is fully closed in place, injection production can be carried out, thereby avoiding the mold from damaging the aluminum tube insert 103 and the flash on the parting surface, thereby improving the injection molding quality.

[0026] The above disclosure is merely one or more preferred embodiments of the present application and is not intended to limit the scope of the present application. A person skilled in the art will understand that all or part of the processes of the above embodiments and equivalent changes made in accordance with the claims of the present application are still within the scope of the present application.

Claims

1. A new energy battery module end plate insert injection mold, comprising an injection mold body and a cylinder body, wherein the cylinder body is arranged on the left side of the injection mold body, characterized in that: It also includes fixtures; The fixing device includes an insert aluminum tube, a mounting assembly, a clamping assembly and a plug-in assembly. The insert aluminum tube is detachably connected to the injection mold body and is located on one side of the injection mold body. The mounting assembly is arranged on the injection mold body, the clamping assembly is arranged on the injection mold body, and the plug-in assembly is arranged on the injection mold body.

2. The new energy battery module end plate insert injection mold according to claim 1, characterized in that: The installation assembly includes a cylinder core puller and an aluminum tube insert. The cylinder core puller is fixedly connected to the cylinder body and is located on one side of the cylinder body; the aluminum tube insert is fixedly connected to the cylinder core puller and is detachably connected to the insert aluminum tube.

3. The new energy battery module end plate insert injection mold according to claim 1, characterized in that: The mold closing assembly includes an inclined guide column slider and a core-pulling insert. The inclined guide column slider is slidably connected to the injection mold body and is located on one side of the injection mold body; the core-pulling insert is fixedly connected to the inclined guide column slider and abuts against the insert aluminum tube.

4. The new energy battery module end plate insert injection mold according to claim 2, characterized in that: The plug-in assembly includes a rubber spring and a spring insert. The rubber spring is fixedly connected to the aluminum tube insert and is located on one side of the aluminum tube insert. The spring insert is fixedly connected to the rubber spring and to the oil cylinder core.

5. The new energy battery module end plate insert injection mold according to claim 4, characterized in that: The oil cylinder core puller is provided with a positioning groove, and the cross-sectional size of the positioning groove is adapted to the cross-sectional size of the aluminum tube insert.