CN212568420U - Peeling strength testing device for release film - Google Patents
Peeling strength testing device for release film Download PDFInfo
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- CN212568420U CN212568420U CN202021071167.4U CN202021071167U CN212568420U CN 212568420 U CN212568420 U CN 212568420U CN 202021071167 U CN202021071167 U CN 202021071167U CN 212568420 U CN212568420 U CN 212568420U
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- release film
- plate
- strength testing
- clamping
- peel strength
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Abstract
The utility model discloses a peel strength testing arrangement from type membrane, including workstation, tensile peeling means and diaphragm clamping mechanism, diaphragm clamping mechanism includes base, grip block, quick-release locking handle, two round pin axles, two briquettings and four springs, tensile peeling means includes servo motor, rotation lead screw, screw-nut, mounting bracket, connecting plate, digital display tensiometer and film clamp subassembly. The utility model discloses a diaphragm plate fixture can firmly fix the diaphragm plate that bonds and has the release liner, and tensile peeling means can centre gripping release liner and peel off its tensile removal, and in the test process, the diaphragm plate can not take place pine and take off and squint, improves the accuracy nature of peel strength test, and simultaneously, diaphragm plate fixture easy dismounting, easy operation improve the efficiency of test; the film clamp assembly can also stabilize the clamping from the type film, the film clamp assembly can increase and the frictional force between the type films, and the clamping loosening caused by the undersize thickness of the type films is avoided.
Description
Technical Field
The utility model relates to an intensity test device field especially relates to a peel strength testing arrangement from type membrane.
Background
The peel strength refers to the maximum force required to peel the materials together from the contact surface per unit width, and reflects the bonding strength of the materials, such as security films and glass, mobile phone films, and the like. In the production process of the release film, the release film is usually bonded on a film board to perform a peel strength test so as to judge the bonding strength of the release film. During testing, the release film is cut into a long strip shape, then the strip shape is adhered to the film plate, the surface of the release film is compacted by a roller to form the film plate adhered with the release film, then the film plate is fixed, one end of the release film is fixed by a clamping head connected with a tension meter, the release film is pulled by a screw rod transmission mechanism to be peeled from the film plate, and when the release film just can be peeled from the film plate, the tensile force is the peeling strength of the release film.
In the prior art, most of the peeling strength testing devices on the market place the membrane plate between the upper clamping plate and the lower clamping plate, and then fix the upper clamping plate and the lower clamping plate through bolts so as to achieve the purpose of clamping the membrane plate. But this kind of centre gripping mode is not enough to the centre gripping stability of diaphragm plate, and in peel strength test process, when peel strength is great, the diaphragm plate slips in the easy from upper and lower grip block, simultaneously, the mode through grip block about the bolt fastening also convenience of customers dismouting, complex operation, efficiency of software testing is not high.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the peeling strength testing device for the release film is simple in structure, stable in clamping, convenient to disassemble and assemble and high in testing efficiency.
The technical scheme of the utility model as follows: a peeling strength testing device for a release film comprises a workbench, a stretching peeling mechanism and a film plate clamping mechanism, wherein the stretching peeling mechanism is arranged on the left side of the workbench, and the template clamping mechanism is arranged on the right side of the workbench;
the membrane plate clamping mechanism comprises a base, a clamping plate, a quick-release locking handle, two pin shafts, two pressing blocks and four springs, wherein the base is arranged on a workbench, the clamping plate is arranged at the top of the base, a placing groove for placing a membrane plate is formed in the top of the clamping plate, notches are formed in two sides of the clamping plate respectively, the pressing blocks are connected with one notch through the pin shafts, the quick-release locking handle is connected with the two pressing blocks simultaneously, and the two springs are arranged between each pressing block and the side end of the clamping plate;
tensile peeling means includes servo motor, rotation lead screw, screw-nut, mounting bracket, connecting plate, digital display tensiometer and film fixture assembly, the mounting bracket is located on the workstation, it establishes in the mounting bracket to rotate the lead screw cover, servo motor's output shaft and rotation lead screw are connected, the screw-nut cover is established on rotating the lead screw, the screw-nut top is equipped with the connecting plate, the digital display tensiometer is located on the connecting plate, the measuring end and the film fixture assembly of digital display tensiometer are connected.
By adopting the technical scheme, in the peeling strength testing device for the release film, the quick-release locking handle comprises a tension rod, a locking gasket and a cam handle, the tension rod penetrates through the press blocks on the two sides of the clamping plate and is connected with the cam handle through a pin, and the locking gasket is arranged on the tension rod close to one side of the cam handle.
Adopt above-mentioned each technical scheme, peel strength testing arrangement from type membrane in, film holder spare includes fixed clamp splice, activity clamp splice and hand screw, the measurement end of fixed clamp splice left side and digital display dynamometer passes through threaded connection, fixed clamp splice below is located to the activity clamp splice, the hand screw passes fixed clamp splice and is connected with the activity clamp splice from top to bottom, fixed clamp splice right side is equipped with a first lug that extends downwards, activity clamp splice right side is equipped with a second lug that extends upwards, be equipped with the thread structure on first lug and the second lug respectively.
Adopt above-mentioned each technical scheme, peel strength testing arrangement from type membrane in, fixed clamp splice left side is equipped with a downwardly extending's third lug, activity clamp splice left side is equipped with an upwards extending's location spout, the third lug is located in the spout of fixing a position.
Adopt above-mentioned each technical scheme, peel strength testing arrangement from type membrane in, tensile peeling means is still including response piece and limit switch, the screw-nut side is located to the response piece, limit switch locates on the mounting bracket that is close to response piece one side, limit switch and servo motor electric connection.
By adopting the technical scheme, in the peeling strength testing device of the release film, the pressing block is made of rubber materials.
Adopt above-mentioned each technical scheme, peel strength testing arrangement from type membrane in, one side that the briquetting is close to the mounting groove is equipped with the caulking groove, the briquetting top downwardly extending has one with the circular arc structure of diaphragm butt.
Adopt above-mentioned each technical scheme, peel strength testing arrangement from type membrane in, the workstation both sides are equipped with the folding handle of portable respectively.
By adopting the technical schemes, the membrane clamping mechanism can firmly fix the membrane adhered with the release film, the stretching and stripping mechanism can clamp the release film and strip the release film by stretching and moving, the membrane can not be loosened and deviated in the test process, the accuracy of the peel strength test is effectively improved, and meanwhile, the membrane clamping mechanism is convenient to disassemble and assemble and simple to operate, and the test efficiency is effectively improved; in addition, the film clamp assembly in the stretching and stripping mechanism can also stably clamp the release film, and the thread structures on the first lug and the second lug can effectively increase the friction force between the first lug and the release film, so that clamping loosening caused by over-small thickness of the release film is avoided; when the release film is completely stripped from the film plate, the induction sheet can be in induction contact with the limit switch to control the servo motor to stop rotating, so that the device is prevented from being damaged by continuous action of the stretching stripping mechanism; overall structure is simple, the centre gripping is stable, easy dismounting, and efficiency of software testing is high, can use widely.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the membrane clamping mechanism of the present invention;
FIG. 3 is an exploded view of the clamping mechanism of the present invention;
FIG. 4 is a schematic structural view of a stretch releasing mechanism of the present invention;
fig. 5 is a partially enlarged view of the area a in fig. 4.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a peeling strength testing device for release film comprises a workbench 1, a tensile peeling mechanism 2 and a film plate clamping mechanism 3, wherein the tensile peeling mechanism 2 is arranged on the left side of the workbench 1, and the template clamping mechanism 3 is arranged on the right side of the workbench 1. In this embodiment, the user can be with waiting to peel off from type membrane bonding to the membrane board 4 of test, then will bond to have in the membrane board 4 of type membrane is fixed to membrane board fixture 3, and tensile peeling means 2 can stretch and peel off from type membrane on the membrane board 4 to peel off the intensity test from type membrane.
As shown in fig. 1 to 3, the diaphragm clamping mechanism 3 includes a base 31, a clamping plate 32, a quick-release locking handle 33, two pin shafts 34, two pressing blocks 35 and four springs 36, the base 31 is disposed on the workbench 1, the clamping plate 32 is disposed at the top of the base 31, a placement groove 320 for placing the diaphragm 4 is disposed at the top of the clamping plate 32, notches 321 are respectively disposed at two sides of the clamping plate 32, the pressing block 35 is connected with one notch 321 through the pin shaft 34, the quick-release locking handle 33 is connected with the two pressing blocks 35 at the same time, and two springs 36 are disposed between the side ends of each pressing block 35 and the clamping plate 32. In this embodiment, the quick release locking handle 33 can compact and fix the pressing block 35, when the membrane plate 4 needs to be clamped, a user can loosen the quick release locking handle 33, the pressing block 35 can be automatically flicked outwards under the elastic force of the spring 36, then the membrane plate 4 can be placed in the placing groove 320, and then the quick release locking handle 33 is locked, so that the pressing blocks 35 on two sides of the placing groove 320 can be compacted on the membrane plate 4, thereby realizing stable clamping, in the tensile stripping test process, the membrane plate 4 cannot slip in the placing groove 320, and effectively improving the stability and accuracy of the test.
As shown in fig. 3, the quick release locking handle 33 further includes a tension rod 331, a locking washer 332 and a cam handle 333, the tension rod 331 penetrates through the pressing blocks 35 on both sides of the holding plate 32 and is connected with the cam handle 333 through a pin, and the locking washer 332 is disposed on the tension rod 331 on a side close to the cam handle 333. In this embodiment, the quick release locking handle 33 is convenient for a user to disassemble and assemble the locking diaphragm 4, when the pressing block 35 needs to be loosened, the user can pull the cam handle 333 to the right side, the cam end of the cam handle 333 is not abutted to the locking gasket 332, then the diaphragm 4 is placed in the placing groove 320, and then the cam handle 333 is pulled to the left side, so that the cam end of the cam handle 333 is compacted at the side end of the locking gasket 332, thereby realizing the limiting and fixing of the pressing block 35, being convenient to disassemble and assemble, being simple to operate, and effectively improving the installation efficiency of the diaphragm 4.
As shown in fig. 2, a caulking groove 350 is further provided on a side of the pressing block 35 close to the placing groove 320, and an arc structure 351 abutting against the membrane plate 4 extends downward from a top end of the pressing block 35. In this embodiment, the caulking groove 350 can abut against the side end of the membrane plate 4, and when the quick release locking handle 33 is locked, the arc structure 351 can abut against the surface of the membrane plate 4, so as to firmly compact the membrane plate 4.
Further, the pressing block 35 is made of rubber. In this embodiment, the pressing block 35 made of rubber material increases the friction between the pressing block 35 and the diaphragm 4, and also prevents the surface of the diaphragm 4 from being scratched.
As shown in fig. 1 and 4, the stretching and peeling mechanism 2 comprises a servo motor 21, a rotary screw rod 22, a screw nut 23, an installation frame 24, a connecting plate 25, a digital display tensiometer 26 and a film clamp assembly 27, the installation frame 24 is arranged on the workbench 1, the rotary screw rod 22 is sleeved in the installation frame 24, an output shaft of the servo motor 21 is connected with the rotary screw rod 22, the screw nut 23 is sleeved on the rotary screw rod 22, the connecting plate 25 is arranged at the top of the screw nut 23, the digital display tensiometer 26 is arranged on the connecting plate 25, and a measuring end of the digital display tensiometer 26 is connected with the film clamp assembly 27. In this embodiment, when the release film needs to be peeled off in a stretching manner, the servo motor 21 is started to drive the rotary screw rod 22 to rotate, and the screw rod nut 23 is sleeved on the rotary screw rod 22, so that the film clamp assembly 27 arranged on the screw rod nut 23 is driven to move along the rotary screw rod 22 toward the servo motor 21, the digital display tension meter 26 can display the current tension value of the release film in real time, and when the release film is peeled off instantly, the tension value is just for testing the peeling strength of the release film.
As shown in fig. 5, the film clamp assembly 27 further includes a fixed clamp 271, a movable clamp 272 and a hand screw 273, the left side of the fixed clamp 271 is connected to the measuring end of the digital dynamometer 26 through a screw thread, the movable clamp 272 is disposed below the fixed clamp 271, the hand screw 273 penetrates the fixed clamp 271 from top to bottom and is connected to the movable clamp 272, the right side of the fixed clamp 271 is provided with a first protrusion 2710 extending downward, the right side of the movable clamp 272 is provided with a second protrusion 2720 extending upward, and the first protrusion 2710 and the second protrusion 2720 are respectively provided with a thread structure 2700. In this embodiment, when the release film needs to be clamped, the hand screw 273 is rotated counterclockwise to increase the distance between the movable clamping block 272 and the fixed clamping block 271, and then the release film is placed between the fixed clamping block 271 and the movable clamping block 272, and the hand screw 273 is rotated clockwise. The thread structures 2700 on the first protrusion 2710 and the second protrusion 2720 can increase the friction force of the fixed clamp block 271 and the movable clamp block 272 on the release film, so as to prevent the release film from slipping in the clamping process.
As shown in fig. 5, a third protrusion 2711 extending downward is disposed on the left side of the fixed block 271, a positioning slot 2721 extending upward is disposed on the left side of the movable block 272, and the third protrusion 2711 is disposed in the positioning slot 2721. In this embodiment, the third protrusion 2711 and the positioning slot 2721 are disposed to prevent the movable clamping block 272 from moving laterally during the clamping process.
As shown in fig. 4, the stretch peeling mechanism 2 further includes an induction sheet 28 and a limit switch 29, the induction sheet 28 is disposed at a side end of the screw nut 23, the limit switch 29 is disposed on the mounting frame 24 near one side of the induction sheet 28, and the limit switch 29 is electrically connected to the servo motor 21. In this embodiment, when the release film is peeled off from the film plate 4, the film clamp assembly 27 can move along one side of the servo motor 21 on the rotary screw rod 22, and when the sensing piece 28 is in sensing contact with the limit switch 29, the servo motor 21 stops rotating, thereby effectively preventing the servo motor 21 from continuously rotating and crashing the device.
As shown in fig. 1, further, folding handles 10 which are convenient to carry are respectively arranged on two sides of the workbench 1. In this embodiment, the arrangement of the folding handle 10 is convenient for the user to hold the portable device.
By adopting the technical schemes, the membrane clamping mechanism can firmly fix the membrane adhered with the release film, the stretching and stripping mechanism can clamp the release film and strip the release film by stretching and moving, the membrane can not be loosened and deviated in the test process, the accuracy of the peel strength test is effectively improved, and meanwhile, the membrane clamping mechanism is convenient to disassemble and assemble and simple to operate, and the test efficiency is effectively improved; in addition, the film clamp assembly in the stretching and stripping mechanism can also stably clamp the release film, and the thread structures on the first lug and the second lug can effectively increase the friction force between the first lug and the release film, so that clamping loosening caused by over-small thickness of the release film is avoided; when the release film is completely stripped from the film plate, the induction sheet can be in induction contact with the limit switch to control the servo motor to stop rotating, so that the device is prevented from being damaged by continuous action of the stretching stripping mechanism; overall structure is simple, the centre gripping is stable, easy dismounting, and efficiency of software testing is high, can use widely.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a peel strength testing arrangement from type membrane which characterized in that: the device comprises a workbench, a stretching and stripping mechanism and a membrane plate clamping mechanism, wherein the stretching and stripping mechanism is arranged on the left side of the workbench, and the membrane plate clamping mechanism is arranged on the right side of the workbench;
the membrane plate clamping mechanism comprises a base, a clamping plate, a quick-release locking handle, two pin shafts, two pressing blocks and four springs, wherein the base is arranged on a workbench, the clamping plate is arranged at the top of the base, a placing groove for placing a membrane plate is formed in the top of the clamping plate, notches are formed in two sides of the clamping plate respectively, the pressing blocks are connected with one notch through the pin shafts, the quick-release locking handle is connected with the two pressing blocks simultaneously, and the two springs are arranged between each pressing block and the side end of the clamping plate;
tensile peeling means includes servo motor, rotation lead screw, screw-nut, mounting bracket, connecting plate, digital display tensiometer and film fixture assembly, the mounting bracket is located on the workstation, it establishes in the mounting bracket to rotate the lead screw cover, servo motor's output shaft and rotation lead screw are connected, the screw-nut cover is established on rotating the lead screw, the screw-nut top is equipped with the connecting plate, the digital display tensiometer is located on the connecting plate, the measuring end and the film fixture assembly of digital display tensiometer are connected.
2. The peel strength testing apparatus of a release film according to claim 1, characterized in that: the quick-release locking handle comprises a tension rod, a locking gasket and a cam handle, the tension rod penetrates through the pressing blocks on the two sides of the clamping plate and is connected with the cam handle through a pin, and the locking gasket is arranged on the tension rod close to one side of the cam handle.
3. The peel strength testing apparatus of a release film according to claim 1, characterized in that: the film clamp assembly comprises a fixed clamping block, a movable clamping block and a hand-screwed screw, the left side of the fixed clamping block is connected with the measuring end of the digital display dynamometer through threads, the movable clamping block is arranged below the fixed clamping block, the hand-screwed screw penetrates through the fixed clamping block from top to bottom and is connected with the movable clamping block, a first convex block extending downwards is arranged on the right side of the fixed clamping block, a second convex block extending upwards is arranged on the right side of the movable clamping block, and thread structures are arranged on the first convex block and the second convex block respectively.
4. The peel strength testing apparatus of a release film according to claim 3, characterized in that: the left side of the fixed clamping block is provided with a third bump extending downwards, the left side of the movable clamping block is provided with a positioning chute extending upwards, and the third bump is arranged in the positioning chute.
5. The peel strength testing apparatus of a release film according to claim 1, characterized in that: the stretching and stripping mechanism further comprises an induction sheet and a limit switch, the induction sheet is arranged at the side end of the screw nut, the limit switch is arranged on the mounting rack close to one side of the induction sheet, and the limit switch is electrically connected with the servo motor.
6. The peel strength testing apparatus of a release film according to claim 1, characterized in that: the pressing block is made of rubber materials.
7. The peel strength testing apparatus of a release film according to claim 1, characterized in that: one side of the pressing block close to the placing groove is provided with an embedding groove, and the top end of the pressing block extends downwards to form an arc structure abutted against the membrane plate.
8. The peeling strength testing device of the release film according to any one of claims 1 to 7, characterized in that: and two sides of the workbench are respectively provided with a folding handle which is convenient to carry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021071167.4U CN212568420U (en) | 2020-06-11 | 2020-06-11 | Peeling strength testing device for release film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021071167.4U CN212568420U (en) | 2020-06-11 | 2020-06-11 | Peeling strength testing device for release film |
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| CN212568420U true CN212568420U (en) | 2021-02-19 |
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| CN202021071167.4U Active CN212568420U (en) | 2020-06-11 | 2020-06-11 | Peeling strength testing device for release film |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112973827A (en) * | 2021-05-19 | 2021-06-18 | 江西农业大学 | Small-size simple and easy paddy field soil box test bench |
| CN113029943A (en) * | 2021-03-31 | 2021-06-25 | 中铁检验认证中心有限公司 | Clamp for stripping and bonding performance test |
| CN113125336A (en) * | 2021-04-25 | 2021-07-16 | 赵岚 | Zither artificial nail testing device |
| CN113188998A (en) * | 2021-04-14 | 2021-07-30 | 周世通 | Insulating varnish adhesive force detection device based on tension detection |
| CN113624470A (en) * | 2021-07-21 | 2021-11-09 | 江苏爱舍伦医疗科技集团股份有限公司 | Composite membrane mattress bearing test equipment and test method thereof |
| CN114251569A (en) * | 2021-12-20 | 2022-03-29 | 中国电子科技集团公司第十四研究所 | Rotary support arm system capable of realizing rapid maintenance |
| CN116990227A (en) * | 2023-09-28 | 2023-11-03 | 湖北金叶科技发展有限公司 | Device and method for detecting adhesive force of printed matter coating |
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2020
- 2020-06-11 CN CN202021071167.4U patent/CN212568420U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029943A (en) * | 2021-03-31 | 2021-06-25 | 中铁检验认证中心有限公司 | Clamp for stripping and bonding performance test |
| CN113188998A (en) * | 2021-04-14 | 2021-07-30 | 周世通 | Insulating varnish adhesive force detection device based on tension detection |
| CN113188998B (en) * | 2021-04-14 | 2023-05-02 | 深圳市宝利根精密仪器有限公司 | Insulating varnish adhesive force detection device based on tension detection |
| CN113125336A (en) * | 2021-04-25 | 2021-07-16 | 赵岚 | Zither artificial nail testing device |
| CN113125336B (en) * | 2021-04-25 | 2022-08-09 | 赵岚 | Zither artificial nail testing device |
| CN112973827A (en) * | 2021-05-19 | 2021-06-18 | 江西农业大学 | Small-size simple and easy paddy field soil box test bench |
| CN113624470A (en) * | 2021-07-21 | 2021-11-09 | 江苏爱舍伦医疗科技集团股份有限公司 | Composite membrane mattress bearing test equipment and test method thereof |
| CN114251569A (en) * | 2021-12-20 | 2022-03-29 | 中国电子科技集团公司第十四研究所 | Rotary support arm system capable of realizing rapid maintenance |
| CN116990227A (en) * | 2023-09-28 | 2023-11-03 | 湖北金叶科技发展有限公司 | Device and method for detecting adhesive force of printed matter coating |
| CN116990227B (en) * | 2023-09-28 | 2023-12-12 | 湖北金叶科技发展有限公司 | Device and method for detecting adhesive force of printed matter coating |
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