CN219927168U - Polyamide-imide composite protective film of chip test fixture - Google Patents
Polyamide-imide composite protective film of chip test fixture Download PDFInfo
- Publication number
- CN219927168U CN219927168U CN202320638724.3U CN202320638724U CN219927168U CN 219927168 U CN219927168 U CN 219927168U CN 202320638724 U CN202320638724 U CN 202320638724U CN 219927168 U CN219927168 U CN 219927168U
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- CN
- China
- Prior art keywords
- protective film
- heat
- chip test
- main body
- test fixture
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- 239000002131 composite material Substances 0.000 title claims abstract description 37
- 230000001681 protective effect Effects 0.000 title claims abstract description 25
- 239000004962 Polyamide-imide Substances 0.000 title claims abstract description 21
- 229920002312 polyamide-imide Polymers 0.000 title claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims description 20
- 238000000576 coating method Methods 0.000 claims description 20
- 239000012528 membrane Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims 3
- 230000001070 adhesive effect Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model discloses a polyamide-imide composite protective film of a chip test fixture, which relates to the technical field of protective films and aims to solve the problems that the heat-resistant effect is poor, and the polyamide-imide composite protective film of the chip test fixture is difficult to cut off when being used for laying, so that the practicability is poor.
Description
Technical Field
The utility model relates to the technical field of protective films, in particular to a polyamide-imide composite protective film of a chip test fixture.
Background
In order to ensure the quality and performance of chips, chips are tested by using a chip test fixture before leaving the factory to detect whether the performance of the chips can meet the set requirements.
The polyimide composite protective film is used for protecting the high temperature generated during the chip test, however, the polyimide composite protective film of the conventional chip test fixture is poor in heat resistance effect, difficult to cut during the laying, and poor in practicability.
Aiming at the problems, the utility model provides a polyamide-imide composite protective film of a chip test fixture.
Disclosure of Invention
The utility model aims to provide a polyamide-imide composite protective film of a chip test fixture, so that the problems in the background technology are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the polyamide-imide composite protective film of the chip test fixture comprises a rolling mounting frame, wherein a composite film component is rolled on the inner wall of the rolling mounting frame, an upper plate is arranged at the upper end of the rolling mounting frame, and a cutting mechanism is arranged on the inner wall of the upper plate;
the composite membrane assembly comprises a membrane main body, a first heat-insulating layer and a second heat-insulating layer are respectively and adhesively connected to the two ends of the membrane main body, a first heat-resistant coating is adhesively connected to one end of the first heat-insulating layer, which is far away from the membrane main body, and a second heat-resistant coating is adhesively connected to one end of the second heat-insulating layer, which is far away from the membrane main body.
Further, the first heat-resistant coating and the second heat-resistant coating are members made of transparent high-temperature-resistant master batch materials.
Further, the cutting mechanism comprises an auxiliary block and a movable groove arranged in the upper plate, and the auxiliary block slides on the inner wall of the movable groove.
Further, the lower extreme fixedly connected with middling piece of auxiliary block, middling piece's lower extreme fixedly connected with cuts off the main part.
Further, when the upper end of the auxiliary block is flush with the uppermost end of the movable groove, the cutting main body is positioned at the lowermost end of the winding installation frame.
Further, both sides of the middle connecting rod are fixedly connected with mounting plates, and one end, far away from the middle connecting rod, of each mounting plate is fixedly connected with a middle connecting soft rod.
Further, the middle soft rod is a member made of rubber, the outer wall of the middle soft rod is sleeved with an elastic band, one end of the elastic band is fixedly connected with the mounting plate, and one end of the elastic band, which is far away from the mounting plate, is fixedly connected with the inner wall of the movable groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the polyamide-imide composite protective film of the chip test fixture, when the polyamide-imide composite protective film is laid, the composite film component is pulled out through the winding mounting frame and cut through the cutting mechanism, the heat-resistant effect of the film main body is enhanced through the first heat-insulating layer and the second heat-insulating layer, and the transparent high-temperature-resistant master batch has extremely strong high-temperature-resistant characteristics, so that the heat-resistant effect can be further enhanced through the first heat-resistant coating and the second heat-resistant coating, and the problems that the heat-resistant effect is poor, the cutting is difficult to perform when the laying is performed, and the practicability is poor in the conventional polyamide-imide composite protective film of the chip test fixture are solved.
2. After the laying is finished, the auxiliary block is pressed down, and when the upper end of the auxiliary block is pressed to be level with the uppermost end of the movable groove, the cutting main body is positioned at the lowest end of the rolling mounting frame, so that the cutting main body cuts off the composite film, after the cutting is finished, the auxiliary block is loosened, and the auxiliary block and the cutting main body are driven to recover the original position through the cooperation of the middle soft rod and the elastic band, so that the operation is convenient and practical.
Drawings
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic view of the overall planar structure of the present utility model;
FIG. 3 is a schematic view of a composite membrane module according to the present utility model;
FIG. 4 is a schematic view of a cutting mechanism according to the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.
In the figure: 1. winding the mounting frame; 2. a composite membrane assembly; 21. a membrane body; 22. a first insulating layer; 23. a second insulating layer; 24. a first heat-resistant coating; 25. a second heat-resistant coating; 3. an upper plate; 4. a cutting mechanism; 41. an auxiliary block; 42. a movable groove; 43. a middle connecting rod; 44. cutting the main body; 45. a mounting plate; 46. a middle soft rod is connected; 47. an elastic band.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, in order to solve the problems that the heat resistant effect is poor, and the cutting is difficult to be performed when the chip test fixture is used, the following preferable technical scheme is provided:
the polyamide-imide composite protective film of the chip test fixture comprises a rolling mounting frame 1, wherein a composite film component 2 is rolled on the inner wall of the rolling mounting frame 1, an upper plate 3 is arranged at the upper end of the rolling mounting frame 1, and a cutting mechanism 4 is arranged on the inner wall of the upper plate 3;
the composite membrane assembly 2 comprises a membrane main body 21, a first heat-insulating layer 22 and a second heat-insulating layer 23 are respectively and adhesively connected to two ends of the membrane main body 21, a first heat-resistant coating 24 is adhesively connected to one end of the first heat-insulating layer 22, which is far away from the membrane main body 21, a second heat-resistant coating 25 is adhesively connected to one end of the second heat-insulating layer 23, which is far away from the membrane main body 21, and the first heat-resistant coating 24 and the second heat-resistant coating 25 are members made of transparent high-temperature-resistant master batch materials.
Specifically, when the polyamide-imide composite protective film is laid, the composite film component 2 is pulled out through the winding mounting frame 1 and is cut off through the cutting mechanism 4, the heat-resistant effect of the film main body 21 is enhanced through the first heat insulation layer 22 and the second heat insulation layer 23, and the transparent high-temperature-resistant master batch has extremely strong high-temperature-resistant characteristics, so that the heat-resistant effect can be further enhanced through the first heat-resistant coating 24 and the second heat-resistant coating 25, and the problems that the heat-resistant effect is poor, the cutting is difficult to perform during the laying, and the practicability is poor are solved.
The cutting mechanism 4 comprises an auxiliary block 41 and a movable groove 42 formed in the upper plate 3, the auxiliary block 41 slides on the inner wall of the movable groove 42, the lower end of the auxiliary block 41 is fixedly connected with a middle connecting rod 43, the lower end of the middle connecting rod 43 is fixedly connected with a cutting main body 44, when the upper end of the auxiliary block 41 is flush with the uppermost end of the movable groove 42, the cutting main body 44 is positioned at the lowermost end of the winding installation frame 1, two sides of the middle connecting rod 43 are fixedly connected with installation discs 45, and one end, far away from the middle connecting rod 43, of the installation discs 45 is fixedly connected with a middle connecting soft rod 46.
The middle soft rod 46 is a member made of rubber material, the outer wall of the middle soft rod 46 is sleeved with an elastic band 47, one end of the elastic band 47 is fixedly connected with the mounting plate 45, and one end of the elastic band 47, which is far away from the mounting plate 45, is fixedly connected with the inner wall of the movable groove 42.
Specifically, after the laying is finished, by pressing down the auxiliary block 41, when the upper end of the auxiliary block 41 is pressed to be flush with the uppermost end of the movable groove 42, the cutting main body 44 at the moment is positioned at the lowermost end of the winding mounting frame 1, so that the composite film is cut off through the cutting main body 44, after the cutting is finished, the auxiliary block 41 is loosened, and the auxiliary block 41 and the cutting main body 44 are driven to restore to the original position through the cooperation of the middle soft rod 46 and the elastic band 47, so that the operation is convenient and practical.
In summary, when the polyamide-imide composite protective film is laid, the composite film assembly 2 is pulled out through the winding mounting frame 1, after the laying is finished, the auxiliary block 41 is pressed down, when the upper end of the auxiliary block 41 is flush with the uppermost end of the movable groove 42, the cutting main body 44 is positioned at the lowermost end of the winding mounting frame 1, so the composite film is cut through the cutting main body 44, after the cutting is finished, the auxiliary block 41 is loosened, the auxiliary block 41 and the cutting main body 44 are driven to restore to the original position through the cooperation of the middle soft rod 46 and the elastic band 47, the heat-resistant effect of the film main body 21 is enhanced through the first heat-insulating layer 22 and the second heat-insulating layer 23, the transparent high-temperature-resistant master batch has extremely strong high-temperature-resistant characteristic, so the heat-resistant effect can be further enhanced through the first heat-resistant coating 24 and the second heat-resistant coating 25, and the problems that the heat-resistant effect is poor, and the cutting is difficult to be performed when the laying is carried out, and the practicability is poor are solved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a polyamide-imide composite protective film of chip test tool, includes rolling mounting bracket (1), and the inner wall rolling of rolling mounting bracket (1) has composite membrane subassembly (2), its characterized in that: the upper end of the winding mounting frame (1) is provided with an upper plate (3), and the inner wall of the upper plate (3) is provided with a cutting mechanism (4);
the composite membrane assembly (2) comprises a membrane main body (21), two ends of the membrane main body (21) are respectively connected with a first heat insulation layer (22) and a second heat insulation layer (23) in an adhesive mode, one end, far away from the membrane main body (21), of the first heat insulation layer (22) is connected with a first heat-resistant coating (24) in an adhesive mode, and one end, far away from the membrane main body (21), of the second heat insulation layer (23) is connected with a second heat-resistant coating (25) in an adhesive mode.
2. The polyamideimide composite protective film for a chip test fixture according to claim 1, wherein: the first heat-resistant coating (24) and the second heat-resistant coating (25) are members made of transparent high-temperature-resistant master batch materials.
3. The polyamideimide composite protective film for a chip test fixture according to claim 1, wherein: the cutting mechanism (4) comprises an auxiliary block (41) and a movable groove (42) formed in the upper plate (3), and the auxiliary block (41) slides on the inner wall of the movable groove (42).
4. The polyamideimide composite protective film for a chip test fixture according to claim 3, wherein: the lower end of the auxiliary block (41) is fixedly connected with a middle connecting rod (43), and the lower end of the middle connecting rod (43) is fixedly connected with a cutting main body (44).
5. The polyamideimide composite protective film for a chip test fixture of claim 4, wherein: when the upper end of the auxiliary block (41) is flush with the uppermost end of the movable groove (42), the cutting main body (44) is positioned at the lowermost end of the winding installation frame (1).
6. The polyamideimide composite protective film for a chip test fixture of claim 5, wherein: both sides of the middle connecting rod (43) are fixedly connected with a mounting disc (45), and one end, far away from the middle connecting rod (43), of the mounting disc (45) is fixedly connected with a middle connecting soft rod (46).
7. The polyamideimide composite protective film of a chip test fixture of claim 6, wherein: the middle soft connecting rod (46) is a member made of rubber, the outer wall of the middle soft connecting rod (46) is sleeved with an elastic band (47), one end of the elastic band (47) is fixedly connected with the mounting plate (45), and one end of the elastic band (47) away from the mounting plate (45) is fixedly connected with the inner wall of the movable groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320638724.3U CN219927168U (en) | 2023-03-28 | 2023-03-28 | Polyamide-imide composite protective film of chip test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320638724.3U CN219927168U (en) | 2023-03-28 | 2023-03-28 | Polyamide-imide composite protective film of chip test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219927168U true CN219927168U (en) | 2023-10-31 |
Family
ID=88502706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320638724.3U Active CN219927168U (en) | 2023-03-28 | 2023-03-28 | Polyamide-imide composite protective film of chip test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219927168U (en) |
-
2023
- 2023-03-28 CN CN202320638724.3U patent/CN219927168U/en active Active
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