CN211504593U - Device for testing service life of thin film switch panel - Google Patents
Device for testing service life of thin film switch panel Download PDFInfo
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- CN211504593U CN211504593U CN202020399852.3U CN202020399852U CN211504593U CN 211504593 U CN211504593 U CN 211504593U CN 202020399852 U CN202020399852 U CN 202020399852U CN 211504593 U CN211504593 U CN 211504593U
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Abstract
The utility model relates to a technical field of the test auxiliary device of the flush mounting plate of switch, especially relate to a film switch panel life-span testing arrangement, it can be according to the thickness of panel and adjust the length of vertical ram, and can cushion the impact, can not cause the damage to the button, and guarantee that all be effectively pressed each time, guarantee the precision of test, improve the practicality, including brace table, connecting plate and install bin, the inside of install bin is provided with drive arrangement, the bottom of install bin is provided with the vertical ram of being connected with drive arrangement transmission, and install the ram in the bottom of vertical ram, the front end of brace table is provided with counting assembly, one side of brace table is provided with the socket that is used for connecting the panel; the vertical buffer rod comprises a threaded pipe, a threaded rod, a locking nut, a connecting rod and a buffer spring, a columnar cavity is arranged inside the threaded rod, a plurality of limiting grooves in the vertical direction are formed in the side wall of the columnar cavity, and a plurality of limiting slide blocks are arranged on the top end of the outer side of the connecting rod.
Description
Technical Field
The utility model relates to a technical field of flush mounting plate of switch test auxiliary device especially relates to a membrane switch panel life-span testing arrangement.
Background
The service life of the membrane switch is an absolutely important technical index of the membrane switch product. A product without a life guarantee cannot be called a qualified product. The requirements for service life detection are explained in detail in the national industry standard JB/T5404-9I. The standard type membrane switch service life tester is designed and manufactured according to the requirements of national standard GB/T30091-2013. Due to the designer of the instrument, participation in the standard is involved.
The device for testing the service life of the membrane switch panel is an auxiliary device for testing the pressing service life of a key of the membrane switch panel, and is widely used in the field of panel performance testing; the conventional device for testing the service life of the thin film switch panel comprises a supporting table, a connecting plate and an installation box, wherein the top end and the bottom end of the connecting plate are respectively connected with the installation box and the supporting table; when the existing device for testing the service life of the thin film switch panel is used, a panel to be tested is placed on a supporting table to be positioned, then a plug of the panel is electrically connected with a socket, a driving device drives a vertical plunger and a punch to reciprocate up and down, the punch presses a button on the panel, the number of times of pressing the button is counted by a counting device, when the counting device stops counting, the displayed number is the service life of the number of times of pressing the button of the panel, and generally different buttons and a plurality of panels on one panel are selected for testing to obtain an average value; the existing device for testing the service life of the thin film switch panel is found in use, and due to the fact that the thickness of the panel is different, the length of a vertical plunger rod is really fixed, and the device has the characteristic of hard impact, the key of the panel is easily damaged, and therefore the testing precision is influenced, and the practicability is low.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a can be according to panel thickness and adjust the length of vertical drift to can cushion the impact, can not cause the damage to the button, and guarantee all for effectively pressing down at every turn, guarantee the precision of test, improve the film switch panel life-span testing arrangement of practicality.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a device for testing the service life of a thin film switch panel comprises a supporting table, a connecting plate and an installation box, wherein the top end and the bottom end of the connecting plate are respectively connected with the installation box and the supporting table; the vertical impact rod comprises a threaded pipe, a threaded rod, a locking nut and a connecting rod, the top end of the threaded pipe is connected with a driving device, the top end of the threaded rod is inserted into and screwed into the bottom end of the threaded pipe, the locking nut is sleeved on the outer side of the threaded rod, the locking nut is in threaded connection with the threaded rod, the top end of the locking nut is tightly attached to the bottom end of the threaded pipe, a columnar cavity is arranged inside the threaded rod, a buffer spring is arranged in the columnar cavity, the top end of the buffer spring is connected with the inner top wall of the columnar cavity, an opening communicated with the columnar cavity is arranged at the bottom end of the threaded rod, the top end of the connecting rod penetrates through the opening from the bottom end of the threaded rod to extend into the columnar cavity and is connected with the bottom end of the buffer spring, a plurality of limiting grooves in the vertical direction are arranged on the, the plurality of limiting slide blocks are arranged in the plurality of limiting grooves in a sliding mode respectively, and the punch is installed at the bottom end of the connecting rod.
Preferably, the driving device comprises a driving motor, a mounting plate, two sets of limiting rods and a rotary table, a working chamber is arranged in the mounting box, the left end and the right end of the mounting plate are respectively provided with a vertically through mounting through hole, linear bearings are fixedly mounted in the two sets of mounting through holes, the bottoms of the two sets of limiting rods are respectively connected with the left end and the right end of the inner bottom wall of the working chamber, the top ends of the two sets of limiting rods respectively penetrate through the two sets of linear bearings and are respectively connected with the left end and the right end of the inner top wall of the working chamber, the rear end of the mounting plate is transversely provided with a strip-shaped groove, the driving motor is mounted at the rear end of the working chamber, the front side output end of the driving motor is fixedly connected with the middle part of the rear end of the rotary table, a driving shaft is arranged at the eccentric position of the front end of the rotary table, the, the top end of the threaded pipe penetrates through the mounting hole to be connected with the bottom end of the mounting plate.
Preferably, the vertical punch rods and the punch heads are provided with two groups, and the counting device is provided with two groups.
Preferably, the diameter of the driving shaft is matched with the width of the strip-shaped groove.
Preferably, the diameter of the connecting rod is matched with the inner diameter of the cylindrical cavity, and the outer side of the connecting rod is in contact with the inner side wall of the cylindrical cavity.
Preferably, the front side and the rear side on brace table top all are provided with the dovetail chute to it is provided with multiunit dovetail slider to slide in the dovetail chute, the top of multiunit dovetail slider all is provided with closing device, closing device includes bracing piece, backup pad, adjusting screw and briquetting, dovetail slider's top is provided with the mounting groove to fixed mounting has ball bearing in the mounting groove, inside the bottom of bracing piece inserted ball bearing, the top of bracing piece and the bottom one side fixed connection of backup pad, the one end that the bracing piece was kept away from to the backup pad is provided with the screw hole that link up from top to bottom, adjusting screw's bottom spiral shell dress pass the screw hole and with the top fixed connection of briquetting.
Preferably, four groups of balance support legs are arranged at the bottom end of the support platform.
(III) advantageous effects
Compared with the prior art, the utility model provides a membrane switch panel life-span testing arrangement possesses following beneficial effect:
1. according to the device for testing the service life of the thin film switch panel, the locking nut is unscrewed, then the threaded rod is rotated, so that the overall length of the vertical punch rod is finely adjusted, then the threaded pipe and the threaded rod are locked and fixed through the locking nut, the overall length of the vertical punch rod can be adjusted according to the thickness of the panel, and each stamping is guaranteed to be effective;
2. this film switch panel life-span testing arrangement can cushion the impact through buffer spring's setting, can not cause the damage to the button, and guarantees all for effectively pressing down at every turn, guarantees the precision of test, improves the practicality.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention;
fig. 3 is a schematic plan view of the present invention;
fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 3 according to the present invention;
FIG. 5 is a schematic view of the three-dimensional structure of the turntable, the mounting plate and the driving shaft of the present invention;
in the drawings, the reference numbers: 1. a support table; 2. a connecting plate; 3. installing a box; 4. a punch; 5. a counting device; 6. a threaded pipe; 7. a threaded rod; 8. locking the nut; 9. a connecting rod; 10. a columnar cavity; 11. a buffer spring; 12. a limiting groove; 13. a limiting slide block; 14. a drive motor; 15. mounting a plate; 16. a limiting rod; 17. a turntable; 18. a linear bearing; 19. a strip-shaped groove; 20. driving a shaft; 21. a dovetail chute; 22. a dovetail slide block; 23. a support bar; 24. a support plate; 25. adjusting the screw rod; 26. briquetting; 27. and a balancing foot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the utility model discloses a membrane switch panel life test device, including supporting bench 1, connecting plate 2, install bin 3, the top and the bottom of connecting plate 2 are connected with install bin 3 and supporting bench 1 respectively, the inside of install bin 3 is provided with drive arrangement, the bottom of install bin 3 is provided with the vertical jumper bar that is connected with the drive arrangement transmission, and install drift 4 in the bottom of vertical jumper bar, the front end of supporting bench 1 is provided with counting assembly 5, one side of supporting bench 1 is provided with the socket that is used for connecting the panel, the socket is connected with counting assembly 5 electrical behavior, vertical jumper bar and drift 4 all are provided with two sets, counting assembly 5 is provided with two sets, can press the test to the button on two panels simultaneously; the vertical impact rod comprises a threaded pipe 6, a threaded rod 7, a locking nut 8 and a connecting rod 9, the top end of the threaded pipe 6 is connected with a driving device, the top end of the threaded rod 7 is inserted into the bottom end of the threaded pipe 6 in a threaded manner, the locking nut is sleeved on the outer side of the threaded rod 7 and is in threaded connection with the threaded rod 7, the top end of the locking nut is tightly attached to the bottom end of the threaded pipe 6, a columnar cavity 10 is arranged inside the threaded rod 7, a buffer spring 11 is arranged in the columnar cavity 10, the top end of the buffer spring 11 is connected with the inner top wall of the columnar cavity 10, an opening communicated with the columnar cavity 10 is arranged at the bottom end of the threaded rod 7, the top end of the connecting rod 9 penetrates through the opening from the bottom end of the threaded rod 7 to extend into the columnar cavity 10 and is connected with the bottom end of the buffer spring 11, and the diameter of the, the outer side of the connecting rod 9 is in contact with the inner side wall of the columnar cavity 10, so that the connecting rod 9 is kept vertical, the stability of the punch 4 during punching is guaranteed, a plurality of limiting grooves 12 in the vertical direction are formed in the side wall of the columnar cavity 10, a plurality of limiting sliding blocks 13 are arranged at the top end of the outer side of the connecting rod 9, the limiting sliding blocks 13 are respectively arranged in the limiting grooves 12 in a sliding mode, and the punch 4 is installed at the bottom end of the connecting rod 9; the locking nut is loosened, then the threaded rod 7 is rotated, so that the overall length of the vertical punching rod is finely adjusted, then the threaded pipe 6 and the threaded rod 7 are locked and fixed through the locking nut, the overall length of the vertical punching rod can be adjusted according to the thickness of a panel, and each punching is guaranteed to be effective; can cushion the impact through buffer spring 11's setting, can not cause the damage to the button, and guarantee all for effectively pressing down at every turn, guarantee the precision of test, improve the practicality.
The driving device comprises a driving motor 14, a mounting plate 15, two sets of limiting rods 16 and a turntable 17, a working chamber is arranged in the mounting box 3, the left end and the right end of the mounting plate 15 are respectively provided with a mounting through hole which is through from top to bottom, linear bearings 18 are fixedly mounted in the two sets of mounting through holes, the bottom ends of the two sets of limiting rods 16 are respectively connected with the left end and the right end of the inner bottom wall of the working chamber, the top ends of the two sets of limiting rods 16 respectively penetrate through the two sets of linear bearings 18 and are respectively connected with the left end and the right end of the inner top wall of the working chamber, the rear end of the mounting plate 15 is transversely provided with a strip-shaped groove 19, the driving motor 14 is mounted at the rear end of the working chamber, the front side output end of the driving motor 14 is fixedly connected with the middle part of the rear end of the turntable 17, the eccentric position of the front end of the turntable 17, the diameter of the driving shaft 20 is matched with the width of the strip-shaped groove 19, so that the driving shaft 20 can drive the mounting plate 15 to move up and down smoothly, a mounting hole is formed in the bottom end of the mounting box 3, and the top end of the threaded pipe 6 penetrates through the mounting hole to be connected with the bottom end of the mounting plate 15; the driving motor 14 drives the turntable 17 to rotate, the mounting plate 15 is driven to reciprocate up and down by the driving shaft 20 at the front end of the turntable 17, so that the vertical movement of the vertical punch rod and the punch 4 is realized, and the stability of the vertical movement of the mounting plate 15 is ensured by the matching of the limiting rod 16 and the linear bearing 18.
The front side and the rear side of the top end of the supporting table 1 are both provided with dovetail chutes 21, a plurality of groups of dovetail sliders 22 are arranged in the dovetail chutes 21 in a sliding manner, the top ends of the plurality of groups of dovetail sliders 22 are all provided with a pressing device, the pressing device comprises a supporting rod 23, a supporting plate 24, an adjusting screw rod 25 and a pressing block 26, the top end of the dovetail slider 22 is provided with a mounting groove, a ball bearing is fixedly mounted in the mounting groove, the bottom end of the supporting rod 23 is inserted into the ball bearing, the top end of the supporting rod 23 is fixedly connected with one side of the bottom end of the supporting plate 24, one end of the supporting plate 24, which is far away from the supporting rod 23, is provided with a vertically through threaded hole, the bottom end of the adjusting screw rod 25 is screwed and penetrates through the threaded hole and is fixedly connected with the top end of the pressing block 26, and then the pressing block 26 is tightly attached to the panel by rotating the adjusting screw 25, so that the panel can be fixed, and four groups of balance support legs 27 are arranged at the bottom end of the supporting table 1, so that the overall stability is improved.
When the vertical punching device is used, the pressing device is transversely slid through the sliding of the dovetail slide block 22, the supporting rod 23 is rotated until the pressing block 26 is positioned above the edge of the panel, the pressing block 26 is tightly attached to the panel through rotating the adjusting screw rod 25 to fix the panel, the locking nut is unscrewed, the threaded rod 7 is rotated to finely adjust the whole length of the vertical punching rod, the threaded pipe 6 and the threaded rod 7 are locked and fixed through the locking nut, the whole length of the vertical punching rod can be adjusted according to the thickness of the panel, effective punching is guaranteed in each punching, the driving motor 14 drives the rotary table 17 to rotate, the mounting plate 15 is driven to vertically reciprocate through the driving shaft 20 at the front end of the rotary table 17, the vertical punching rod and the punching head 4 are moved vertically, and the stability of the vertical movement of the mounting plate 15 is guaranteed through the matching of the limiting rod 16 and the linear bearing 18, can cushion the impact through buffer spring 11's setting, can not cause the damage to the button, and guarantee all for effectively pressing down at every turn, guarantee the precision of test, improve the practicality.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
The counting device and the driving motor are electrically connected with an external main controller and 220V mains supply, the main controller can be conventional known equipment controlled by a computer and the like, the counting device is the prior art of the conventional testing device, and the structure and the principle of the counting device are not improved in the scheme, so that redundant description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A device for testing the service life of a thin film switch panel comprises a supporting table (1), a connecting plate (2) and an installation box (3), wherein the top end and the bottom end of the connecting plate (2) are respectively connected with the installation box (3) and the supporting table (1), a driving device is arranged inside the installation box (3), a vertical punch rod in transmission connection with the driving device is arranged at the bottom end of the installation box (3), a punch head (4) is arranged at the bottom end of the vertical punch rod, a counting device (5) is arranged at the front end of the supporting table (1), a socket for connecting the panel is arranged on one side of the supporting table (1), and the socket is electrically connected with the counting device (5); the vertical punch is characterized by comprising a threaded pipe (6), a threaded rod (7), a locking nut (8) and a connecting rod (9), wherein the top end of the threaded pipe (6) is connected with a driving device, the top end of the threaded rod (7) is inserted into the bottom end of the threaded pipe (6) in a screwed mode, the locking nut is sleeved on the outer side of the threaded rod (7) and is in threaded connection with the threaded rod (7), the top end of the locking nut is tightly attached to the bottom end of the threaded pipe (6), a columnar cavity (10) is formed in the threaded rod (7), a buffer spring (11) is arranged in the columnar cavity (10), the top end of the buffer spring (11) is connected with the inner top wall of the columnar cavity (10), an opening communicated with the columnar cavity (10) is formed in the bottom end of the threaded rod (7), and the top end of the connecting rod (9) penetrates through the opening from the bottom end of the threaded rod (7) to extend into the columnar cavity (10) and is connected with the buffer spring The bottom of the connecting rod is connected, a plurality of limiting grooves (12) in the vertical direction are formed in the side wall of the columnar cavity (10), a plurality of limiting sliding blocks (13) are arranged at the top end of the outer side of the connecting rod (9), the limiting sliding blocks (13) are arranged in the limiting grooves (12) in a sliding mode respectively, and the punch (4) is installed at the bottom end of the connecting rod (9).
2. The device for testing the service life of the membrane switch panel according to claim 1, wherein the driving device comprises a driving motor (14), a mounting plate (15), two sets of limiting rods (16) and a turntable (17), a working chamber is arranged inside the mounting box (3), the left end and the right end of the mounting plate (15) are respectively provided with a mounting through hole which is through up and down, linear bearings (18) are fixedly arranged in the two sets of mounting through holes, the bottom ends of the two sets of limiting rods (16) are respectively connected with the left end and the right end of the inner bottom wall of the working chamber, the top ends of the two sets of limiting rods (16) respectively penetrate through the two sets of linear bearings (18) and are respectively connected with the left end and the right end of the inner top wall of the working chamber, the rear end of the mounting plate (15) is transversely provided with a strip-shaped groove (19), the driving motor (14) is mounted at the rear end of the working chamber, the front side output end of the driving motor (14, the eccentric position of carousel (17) front end is provided with driving shaft (20), the front end of driving shaft (20) inserts to bar groove (19) from the rear end of mounting panel (15) in, and the bottom of install bin (3) is provided with the mounting hole, the top of screwed pipe (6) is passed the mounting hole and is connected with the bottom of mounting panel (15).
3. The membrane switch panel life testing device according to claim 2, wherein the vertical punch and the punch (4) are provided in two sets, and the counting device (5) is provided in two sets.
4. The membrane switch panel life test device according to claim 3, wherein the diameter of the driving shaft (20) is matched with the width of the strip-shaped groove (19).
5. The membrane switch panel life test device according to claim 4, wherein the diameter of the connecting rod (9) is matched with the inner diameter of the cylindrical cavity (10), and the outer side of the connecting rod (9) is in contact with the inner side wall of the cylindrical cavity (10).
6. The device for testing the service life of the membrane switch panel according to claim 5, wherein the front side and the rear side of the top end of the supporting platform (1) are provided with dovetail chutes (21), and a plurality of groups of dovetail sliders (22) are slidably arranged in the dovetail chutes (21), the top ends of the plurality of groups of dovetail sliders (22) are provided with pressing devices, each pressing device comprises a supporting rod (23), a supporting plate (24), an adjusting screw rod (25) and a pressing block (26), the top end of each dovetail slider (22) is provided with a mounting groove, a ball bearing is fixedly arranged in the mounting groove, the bottom end of each supporting rod (23) is inserted into the ball bearing, the top end of each supporting rod (23) is fixedly connected with one side of the bottom end of the corresponding supporting plate (24), one end of the corresponding supporting plate (24), which is far away from the corresponding supporting rod (, the bottom end of the adjusting screw rod (25) penetrates through the threaded hole in a threaded mode and is fixedly connected with the top end of the pressing block (26).
7. The membrane switch panel life test device according to claim 6, wherein the bottom end of the support table (1) is provided with four sets of balance feet (27).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020399852.3U CN211504593U (en) | 2020-03-26 | 2020-03-26 | Device for testing service life of thin film switch panel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020399852.3U CN211504593U (en) | 2020-03-26 | 2020-03-26 | Device for testing service life of thin film switch panel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113009328A (en) * | 2021-02-08 | 2021-06-22 | 山东京都厨业有限公司 | Kitchen ware switch service life testing device and using method thereof |
| CN113289909A (en) * | 2021-05-20 | 2021-08-24 | 杭州程意电器有限公司 | Have switch manufacturing equipment of mark function concurrently and use test sorting facilities |
| CN113375916A (en) * | 2021-05-12 | 2021-09-10 | 张燕娜 | Ignition switch usability testing device and testing method |
| CN114705571A (en) * | 2022-06-07 | 2022-07-05 | 常州凯度机电有限公司 | Testing device for impact resistance of turbine blade |
| CN117074027A (en) * | 2023-08-15 | 2023-11-17 | 南通宏大机电制造有限公司 | Automatic feeding and discharging dynamometer table based on automatic technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113009328A (en) * | 2021-02-08 | 2021-06-22 | 山东京都厨业有限公司 | Kitchen ware switch service life testing device and using method thereof |
| CN113375916A (en) * | 2021-05-12 | 2021-09-10 | 张燕娜 | Ignition switch usability testing device and testing method |
| CN113375916B (en) * | 2021-05-12 | 2023-01-17 | 浙江浙南机车业有限公司 | Ignition switch use performance testing device and testing method |
| CN113289909A (en) * | 2021-05-20 | 2021-08-24 | 杭州程意电器有限公司 | Have switch manufacturing equipment of mark function concurrently and use test sorting facilities |
| CN113289909B (en) * | 2021-05-20 | 2023-08-08 | 杭州程意电器有限公司 | Test sorting equipment with marking function for switch manufacturing equipment |
| CN114705571A (en) * | 2022-06-07 | 2022-07-05 | 常州凯度机电有限公司 | Testing device for impact resistance of turbine blade |
| CN117074027A (en) * | 2023-08-15 | 2023-11-17 | 南通宏大机电制造有限公司 | Automatic feeding and discharging dynamometer table based on automatic technology |
| CN117405374A (en) * | 2023-10-12 | 2024-01-16 | 江苏沪宝船舶机械有限公司 | Ship valve gas tank seat production and manufacturing life testing device and testing method |
| CN117405374B (en) * | 2023-10-12 | 2024-04-05 | 江苏沪宝船舶机械有限公司 | Ship valve gas tank seat production and manufacturing life testing device and testing method |
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