Pressure testing device for injection molding shell

Abstract

An embodiment of the utility model provides a pressure testing device for an injection molding shell, which comprises a support frame, a testing platform, a feeding device and a pressurizing device, the pressurizing device comprises a power device, an output end of the power device is provided with a lower pressing plate, the lower pressing plate is opposite to the feeding device, the feeding device comprises a feeding sliding seat, and the feeding sliding seat is provided with a pressing plate. A pressure bearing plate is arranged at the upper end of the feeding sliding seat, a tool clamp is arranged at the upper end of the pressure bearing plate, the tool clamp is installed on the pressure bearing plate of the feeding device, and the pressure bearing plate installed at the upper end of the feeding device is pulled out of the pressurizing device through the feeding device so that the tool clamp can be disassembled and assembled. Before testing and after testing can be carried out outside the testing area of the pressurizing device, the situation that workers are injured or a shell to be tested is damaged due to the fact that a switch is accidentally touched is avoided, personal safety is further improved, psychological pressure of the workers is reduced, the tool clamp is pulled out of the testing area through the feeding device for operation, the space is larger, and the working efficiency is improved. The operation is more convenient, and the working efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The embodiment of the utility model relates to but is not limited to the injection molding equipment field, especially relates to a pressure testing device for injection molding shell. BACKGROUND

[0002] After the shell injection molding is completed, appearance defect inspection, size inspection and various detections need to be carried out, so that the quality and performance of the shell can be comprehensively evaluated, and it is ensured that it meets the design requirements;

[0003] Among them, the relevant equipment is needed for corresponding test during the above-mentioned detection, and the hardness test is one of them, the hardness of the shell is tested, and whether the resistance to pressure of the shell meets the requirements is one of the must-check items for all products with hardness requirements for the shell, among which the new energy battery is taken as an example, in order to improve the safety of the new energy battery, the detection of the pressure resistance of the battery shell in the production process is particularly important;

[0004] The existing pressure testing device needs the tester to put the shell to be tested in the detection area by hand, and needs to ensure whether it is properly installed, in addition, after the test is completed, the shell in the detection area after the test also needs to be taken out, which not only has a certain risk, but also wastes time and affects the work efficiency. UTILITY MODEL CONTENT

[0005] (I) Technical problem to be solved

[0006] In view of the above-mentioned defects and deficiencies of the prior art, the utility model provides a pressure testing device for injection molding shell, which solves the technical problem that the existing pressure testing device needs the tester to put the shell to be tested in the detection area by hand, and needs to ensure whether it is properly installed, in addition, after the test is completed, the shell in the detection area after the test also needs to be taken out, which not only has a certain risk, but also wastes time and affects the work efficiency.

[0007] (II) Technical scheme

[0008] The utility model discloses a kind of pressure testing devices for injection molding shell, it includes support frame, test platform, feeding device and pressurizing device, the test platform is set to the upper end of support frame, the feeding device is set to the upper end of test platform, the pressurizing device is set to the upper of feeding device, the pressurizing device includes power device, the output end of the power device is provided with lower pressing plate, the lower pressing plate is opposite feeding device, the feeding device includes feeding slide, the upper end of the feeding slide is provided with pressure plate, the upper end of the pressure plate is provided with tool fixture.

[0009] Preferably, the upper end of the test platform is also provided with a guardrail, and the guardrail is further provided with a protective door on one side.

[0010] Preferably, the lower end of the support frame is further provided with a support leg.

[0011] Preferably, the pressing device further comprises a pressing support provided with a lifting plate, the output end of the power device is connected with the lifting plate, the lower end of the lifting plate is provided with a mounting plate, the lower end of the mounting plate is connected with a pressure sensor and a pressing plate.

[0012] Preferably, the pressing device is further provided with a support plate, a lifting guide rod and a mounting seat, the support plate is arranged at the upper end of the lifting guide rod, and the lower end of the lifting guide rod is provided with the mounting seat.

[0013] Preferably, one side of the pressing device is further provided with a displacement sensor.

[0014] Preferably, the feeding device comprises a feeding base plate, a linear module and a push-pull handle arranged at the side end of a feeding slide, wherein the linear module is arranged at the upper end of the feeding base plate, and the feeding slide is arranged between the linear module and the pressure bearing plate.

[0015] Preferably, one end of the feeding base plate is provided with a limiting block, the other end of the feeding base plate is provided with an extension plate, and the end of the extension plate is provided with a limiting plate.

[0016] Preferably, a connecting block is arranged between the extension plate and the limiting plate.

[0017] (Three) beneficial effects

[0018] By installing the tooling fixture on the pressure bearing plate of the feeding device, the pressure bearing plate installed at the upper end thereof is pulled out of the pressing device by the feeding device for dismounting the tooling fixture, and the operation can be carried out outside the test area of the pressing device before and after the test, so that the situation that the workers are injured or the measured shell is damaged due to accidental touch of the switch is avoided, the personal safety is further improved, the psychological pressure of the workers is reduced, and the operation space is larger when the tooling fixture is pulled out of the test area by the feeding device, the operation is more convenient, and the working efficiency is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the technical scheme of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the technical scheme of the utility model, and do not constitute a limitation on the technical scheme of the utility model.

[0020] Fig. 1 is the structure explosion map of the pressure testing device for the injection molded shell;

[0021] Fig. 2 is the front view of the pressing device of the pressure testing device for the injection molded shell;

[0022] Fig. 3 This is a 3D view of the feeding device of the pressure testing device for injection molded housings;

[0023] Explanation of reference numerals in the attached figures:

[0024] 1. Support frame; 2. Test platform; 3. Pressurizing device; 30. Mounting base; 31. Power unit; 32. Pressurizing bracket; 33. Displacement sensor; 34. Support plate; 35. Lifting plate; 36. Pressure sensor; 37. Linear bearing; 38. Lower pressure plate; 39. Lifting guide rod; 310. Mounting plate; 4. Feeding device; 40. Feeding base plate; 41. Feeding slide rail; 42. Feeding slider; 43. Feeding slide block; 44. Pressure plate; 45. Push-pull handle; 46. Limit block; 47. Extension plate; 48. Limiting plate; 49. Connecting block; 5. Guardrail; 51. Guard door; 6. Tooling fixture; 7. Support foot. Detailed Implementation

[0025] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain this utility model and are not intended to limit this utility model.

[0026] The following is in conjunction with the appendix Figs. 1 to 3 To further describe, this utility model discloses a pressure testing device for injection molded housings, including a support frame 1, a testing platform 2, a feeding device 4, and a pressurizing device 3. The testing platform 2 is located at the upper end of the support frame 1, the feeding device 4 is located at the upper end of the testing platform 2, and the pressurizing device 3 is located above the feeding device 4. The pressurizing device 3 includes a power device 31, and a lower pressure plate 38 is provided at the output end of the power device 31. The lower pressure plate 38 faces the feeding device 4. The feeding device 4 includes a feeding slide 43, which can move back and forth on a linear module. A pressure plate 44 is provided at the upper end of the feeding slide 43. A tooling fixture 6 is fixed to the pressure plate 44 by screws. The tooling fixture 6 can be adjusted to be installed on the pressure plate 44 according to the size of the housing to be tested, so as to limit the housing to be tested.

[0027] In a preferred embodiment, a fine mesh protective railing 5 is also provided at the upper end of the test platform 2. The protective railing 5 is used to shield the test area to prevent fragments generated during the test from splashing out and injuring people. A protective door 51 (not shown) is also provided on one side of the protective railing 5 to further enhance protection.

[0028] In a preferred embodiment, the lower end of the support frame 1 is also provided with a support foot 7.

[0029] In the preferred embodiment, the pressing device 3 further comprises a pressing support 32, which is provided with a lifting plate 35, the output end of the power device 31 is connected to the lifting plate 35, the lower end of the lifting plate 35 is provided with a mounting plate 310, the lower end of the mounting plate 310 is connected to a pressure sensor 36 and a lower pressing plate 38, the upper end of the lower pressing plate 38 is in contact with the pressure sensor 36.

[0030] In the preferred embodiment, the pressing device 3 is further provided with a support plate 34, a lifting guide rod 39 and a mounting seat 30, the support plate 34 is arranged at the upper end of the lifting guide rod 39, the lifting plate 35 is mounted on the lifting guide rod 39 through a linear bearing 37, the lower end of the lifting guide rod 39 is provided with the mounting seat 30 and the lifting guide rod 39 is fixed to the test platform 2 through the mounting seat 30.

[0031] In the preferred embodiment, one side of the pressing device 3 is further provided with a displacement sensor 33, which is fixed to the support plate 34, and the output end thereof is arranged on the lifting plate 35 to observe the descending stroke of the lifting plate 35.

[0032] In the preferred embodiment, the feeding device 4 comprises a feeding base plate 40, a linear module and a push-pull handle 45 arranged at the side end of a feeding slide 43, wherein the linear module is arranged at the upper end of the feeding base plate 40, the feeding slide 43 is arranged between the linear module and a pressure bearing plate 44, wherein the linear module comprises a feeding slide rail 41 and a feeding slide block 42, the feeding slide block 42 is mounted on the feeding slide rail 41, in addition, the number of the feeding slide block 42 is four, and two by two is arranged on the two feeding slide rails 41 on the feeding base plate 40.

[0033] In the preferred embodiment, one end of the feeding base plate 40 is provided with a limiting block 46, the other end of the feeding base plate 40 is provided with an extension plate 47, and the end of the extension plate 47 is provided with a limiting plate 48, so as to increase the stroke of the feeding slide 43 and provide relatively generous space for the worker to install or dismount the tooling fixture 6.

[0034] In the preferred embodiment, a connecting block 49 is arranged between the extension plate 47 and the limiting plate 48.

[0035] By installing the tooling fixture on the pressure bearing plate of the feeding device, the pressure bearing plate installed at the upper end thereof is pulled out of the pressing device by the feeding device to dismount the tooling fixture, which can be operated outside the pressing device test area before and after testing, thereby preventing accidental touch of the switch from causing injury to the worker or damage to the shell to be tested, further improving personal safety and reducing the psychological pressure of the worker, and the tooling fixture is pulled out of the test area for operation by the feeding device, which has larger space and is more convenient for installation and cleaning, thereby further improving work efficiency.

[0036] While the technical solutions according to the present application have been described with reference to a plurality of different embodiments, aspects and features, it is not intended that the scope of the present application be limited by this, but modifications thereof are to be included within the broad scope of the foregoing disclosure, drawings and claims.

Claims

1. A pressure testing device for injection molded housing, comprising a support frame, a testing platform, a feeding device and a pressurizing device, the testing platform is arranged at the upper end of the support frame, the feeding device is arranged at the upper end of the testing platform, characterized in that: The pressing device is arranged above the feeding device, the pressing device comprises a power device, the output end of the power device is provided with a lower pressing plate, the lower pressing plate is opposite to the feeding device, the feeding device comprises a feeding slide, the upper end of the feeding slide is provided with a pressure bearing plate, and the upper end of the pressure bearing plate is provided with a tool clamp.

2. The pressure testing device for an injection molded housing of claim 1, wherein: The upper end of the test platform is further provided with a protective fence, and one side of the protective fence is further provided with a protective door.

3. The pressure testing device for an injection molded housing of claim 1, wherein: The lower end of the support frame is further provided with a support foot.

4. The pressure testing device for injection molded housings of claim 1, wherein: The pressing device further comprises a pressing support, the pressing support is provided with a lifting plate, the output end of the power device is connected with the lifting plate, the lower end of the lifting plate is provided with a mounting plate, and the lower end of the mounting plate is connected with a pressure sensor and a lower pressing plate.

5. The pressure testing device for injection molded housings of claim 1, wherein: The pressing device is further provided with a support plate, a lifting guide rod and a mounting seat, the support plate is arranged at the upper end of the lifting guide rod, and the lower end of the lifting guide rod is provided with the mounting seat.

6. The pressure testing device for injection molded housings of claim 1, wherein: One side of the pressing device is further provided with a displacement sensor.

7. The pressure testing device for injection molded housings of claim 1, wherein: The feeding device comprises a feeding bottom plate, a linear module and a push-pull handle arranged at the side end of the feeding slide, the linear module is arranged at the upper end of the feeding bottom plate, and the feeding slide is arranged between the linear module and the pressure bearing plate.

8. The pressure testing device for injection molded housings of claim 7, wherein: One end of the feeding bottom plate is provided with a limiting block, the other end of the feeding bottom plate is provided with an extension plate, and the end of the extension plate is provided with a limiting plate.

9. The pressure testing device for an injection molded housing of claim 8, wherein: A connecting block is arranged between the extension plate and the limiting plate.

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