CN112461514A - A withstand voltage testing arrangement for panel computer surface screen - Google Patents
A withstand voltage testing arrangement for panel computer surface screen Download PDFInfo
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- CN112461514A CN112461514A CN202011191542.3A CN202011191542A CN112461514A CN 112461514 A CN112461514 A CN 112461514A CN 202011191542 A CN202011191542 A CN 202011191542A CN 112461514 A CN112461514 A CN 112461514A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
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Abstract
The invention relates to the technical field of auxiliary devices of electronic product detection technologies, in particular to a pressure resistance testing device for a surface screen of a tablet personal computer, which can reduce manpower, reduce human factors, ensure the consistency of the pressure degree during each press detection, accurately know the pressure degree of the press and reduce the use limitation; the stability of the tablet computer in the process of performing a withstand voltage test on the test board is improved, the tablet computer is prevented from moving, and the use reliability is improved; the device comprises a test board, a rear side plate, a supporting seat, an air cylinder, a pressure test head, a pressure sensor, a digital display and an adjusting plate; the test bench is characterized by further comprising a left adjusting bolt, a right adjusting bolt, a left adjusting seat, a right adjusting seat, a left supporting spring, a right supporting spring, a left pressing plate, a right pressing plate, a left supporting plate, a right supporting plate, a left adjusting column, a right adjusting column, a left limiting plate, a right limiting plate, four groups of left springs and four groups of right springs, wherein a left adjusting groove and a right adjusting groove are respectively formed in the left side and the right side of the top end of the test bench.
Description
Technical Field
The invention relates to the technical field of auxiliary devices of electronic product detection technologies, in particular to a withstand voltage testing device for a surface screen of a tablet personal computer.
Background
As is well known, a voltage withstanding test device for a surface screen of a tablet computer is an auxiliary device for detecting the voltage withstanding degree of the surface screen of the tablet computer so as to better test the use strength and the service life of the surface screen of the tablet computer, and is widely used in the field of electronic product detection technology; the existing pressure resistance testing device for the surface screen of the tablet computer comprises a testing table; when the existing pressure resistance testing device for the screen on the surface of the tablet computer is used, firstly, the tablet computer to be detected is placed on a testing table, the screen on the surface of the tablet computer is placed upwards, then, the screen of the tablet computer is manually pressed by hands, the pressure is changed, the change of the screen of the tablet computer is observed, and the screen change conditions under different pressure conditions are recorded; the existing pressure resistance testing device for the surface screen of the tablet personal computer is found to be high in use limitation due to the fact that manual pressing wastes manpower, the consistency of pressing pressure during each pressing detection cannot be guaranteed, and the pressing pressure cannot be accurately known; and the stability of the tablet computer in the process of carrying out a withstand voltage test on the test board is poor, and the tablet computer is easy to move, so that the use reliability of the tablet computer is low.
Disclosure of Invention
In order to solve the technical problems, the invention provides a pressing device which can reduce manpower, reduce human factors, ensure the consistency of pressing pressure during each pressing detection, accurately know the pressing pressure and reduce the use limitation; and improve the stability of panel computer in the withstand voltage test process of carrying out on the testboard, prevent to take place to remove, improve the withstand voltage testing arrangement who is used for panel computer surface screen of use reliability.
The invention relates to a withstand voltage testing device for a surface screen of a tablet personal computer, which comprises a testing platform, wherein the testing platform is provided with a testing table; comprises a rear side plate, a supporting seat, a cylinder, a pressure testing head, a pressure sensor, a digital display and an adjusting plate, wherein the bottom end of the testing table is connected with the top end of the supporting seat, the bottom end of the rear side plate is connected with the rear side of the top end of the supporting seat, the rear end of the adjusting plate is arranged on the upper side of the middle part of the front end of the rear side plate, the top end of the cylinder is connected with the front side of the bottom end of the adjusting plate, the top end of the pressure testing head is connected with the bottom end of the adjusting rod in the cylinder, a mounting groove is arranged in the pressure testing head, the pressure sensor is fixedly arranged in the mounting groove, the bottom output end of the pressure sensor is flush with the bottom end of the pressure testing head, the rear end of the digital display is connected with the left upper side of the front end of the rear side plate, and the pressure sensor is electrically connected with the digital display; the test table is characterized by further comprising a left adjusting bolt, a right adjusting bolt, a left adjusting seat, a right adjusting seat, a left supporting spring, a right supporting spring, a left pressing plate, a right pressing plate, a left supporting plate, a right supporting plate, a left adjusting column, a right adjusting column, a left limiting plate, a right limiting plate, four groups of left springs and four groups of right springs, wherein a left adjusting groove and a right adjusting groove are respectively arranged on the left side and the right side of the top end of the test table, the inner shapes of the left adjusting groove and the right adjusting groove are respectively matched with the outer shapes of the left supporting plate and the right supporting plate, a left buffering chamber and a right buffering chamber are respectively arranged on the left side and the right side of the interior of the test table, the left adjusting groove is communicated with the interior of the left buffering chamber through a left fixing through hole, the right adjusting groove is communicated with the interior of the right buffering chamber through a fixing through hole, the bottom ends of the four left springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the inner wall of the bottom end of the left buffer chamber, the top ends of the four groups of left springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the left limiting plate, the top end of the left limiting plate is tightly attached to the inner wall of the top end of the left buffer chamber, the bottom end of the left adjusting column penetrates through a left fixing through hole from the inside of a left adjusting groove and extends into the left buffer chamber, the bottom end of the left adjusting column is connected with the middle part of the top end of the left limiting plate, the top end of the left adjusting column is connected with the middle part of the top end of the left supporting plate, the four groups of right springs and the right limiting plate are arranged inside the right buffer chamber, and the bottom ends of the four groups of right springs are respectively connected with the left front side, the left rear side, the top ends of the four groups of right springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the right limiting plate, the top end of the right limiting plate is tightly attached to the inner wall of the top end of the right buffer chamber, the bottom end of the right adjusting column penetrates through a right fixing through hole from the inside of the right adjusting groove and extends into the right buffer chamber, the bottom end of the right adjusting column is connected with the middle part of the top end of the right limiting plate, the top end of the right adjusting column is connected with the middle part of the top end of the right supporting plate, the bottom end of the left adjusting seat is provided with a left placing groove, a left adjusting through hole which penetrates through the left and the right is arranged on the inner wall of the top end of the left placing groove, the left side and the right side of the top end of the test board are respectively provided with a left adjusting threaded, the top end of the left supporting spring is inserted into the left placing groove, the top end of the left supporting spring is tightly attached to the inner wall of the top end of the left placing groove, the bottom end of the left adjusting bolt penetrates through the inside of the left adjusting through hole from the top end of the left adjusting seat and extends into the left placing groove, the bottom end of the left adjusting bolt penetrates through the inside of the left supporting spring and is inserted into the left adjusting threaded hole in a screwing manner, the left end of the left pressing plate is connected with the upper side of the right end of the left adjusting seat, the bottom end of the right adjusting seat is provided with the right placing groove, the inner wall of the top end of the right placing groove is provided with the right adjusting through hole which penetrates up and down, the top end of the right supporting spring is inserted into the right placing groove, the top end of the right supporting spring is tightly attached to the inner wall of the top end of the right placing groove, and the bottom end of the right adjusting bolt penetrates through the inside of, and the bottom of the right adjusting bolt penetrates through the inside of the right supporting spring and is inserted into the right adjusting threaded hole in a threaded manner, and the right end of the right pressing plate is connected with the upper side of the left end of the right adjusting seat.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises a slide rail, wherein the rear end of the slide rail is arranged on the upper side of the front end of the rear side plate, the rear end of an adjusting plate is provided with a concave sliding groove matched with the slide rail, and the adjusting plate can be clamped on the slide rail in a sliding mode through the concave sliding groove.
The pressure resistance testing device for the surface screen of the tablet computer further comprises a left fixing plate, a right fixing plate, a left locking bolt and a right locking bolt, wherein the right end of the left fixing plate is connected with the middle part of the left end of the adjusting plate, the left end of the right fixing plate is connected with the middle part of the right end of the adjusting plate, the middle parts of the front ends of the left fixing plate and the right fixing plate are respectively provided with a left locking thread through hole and a right locking thread through hole, and the rear ends of the left locking bolt and the right locking bolt are respectively inserted into the left locking thread through hole and the right locking thread through hole from the front ends of the left fixing plate and the right fixing plate and are screwed into the left locking thread through hole and the right.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises four groups of left mounting bolts, wherein four groups of mounting bolt through holes are transversely formed in the front end of a sliding rail, four groups of first mounting threaded holes, four groups of second mounting threaded holes and four groups of third mounting threaded holes are respectively and correspondingly transversely formed in the upper side, the middle part and the lower side of the front end of a rear side plate, and the rear ends of the four groups of mounting bolts respectively penetrate through the four groups of mounting bolt through holes to be inserted into the four groups of first mounting threaded holes and are screwed into the four groups of first mounting threaded holes.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises two groups of upper rubber plates and two groups of lower rubber plates, wherein the top ends of the two groups of upper rubber plates are respectively connected with the bottom ends of a left pressing plate and a right pressing plate, and the bottom ends of the two groups of lower rubber plates are respectively connected with the top ends of a left supporting plate and a right supporting plate.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises a left placing plate, a right placing plate, two groups of left limiting sliding columns and two groups of right limiting sliding columns, wherein the right end of the left placing plate is connected with the middle part of the left end of a left adjusting seat, the front side and the rear side of the top end of the left placing plate are respectively provided with a left sliding through hole which penetrates through the left and the right, the two groups of left limiting sliding columns are respectively positioned on the left side of the left adjusting seat, the bottom ends of the two groups of left limiting sliding columns are respectively connected with the left front side and the left rear side of the top end of a test board, the top ends of the two groups of left limiting sliding columns can respectively slide through the two groups of left sliding through holes and extend out of the top end of the left placing plate, the left end of the right placing plate is connected with the middle part of the right end of the right adjusting seat, and the front side and the rear side of the top end of the, and the two groups of right limiting sliding columns are located on the right side of the right adjusting seat, the bottom ends of the two groups of right limiting sliding columns are respectively connected with the right front side and the right rear side of the top end of the test board, and the top ends of the two groups of right limiting sliding columns respectively can penetrate through the interior of the two groups of right sliding through holes in a sliding mode from the bottom end of the right placing board and extend out of the top end of the right placing board.
The pressure resistance testing device for the surface screen of the tablet computer further comprises four groups of supporting legs, and the top ends of the four groups of supporting legs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the supporting seat.
According to the pressure resistance testing device for the surface screen of the tablet computer, the pressure testing head is made of rubber.
Compared with the prior art, the invention has the beneficial effects that: the pressure testing head can be driven to press the screen on the surface of the tablet computer to be detected through the action of the telescopic rod in the cylinder, so that the manpower is reduced, the human factors are reduced, the consistency of the pressing pressure degree during each pressing detection can be ensured, meanwhile, the pressure can be sensed through the pressure sensor and displayed through the digital display, the pressing pressure can be accurately known, and the use limitation is reduced; the left side and the right side of the bottom end of the tablet computer placed on the test board can be respectively supported by the left support plate and the right support plate, the left adjusting bolt and the right adjusting bolt can be respectively rotated downwards, the left adjusting seat and the right adjusting seat respectively drive the pressing plate and the right pressing plate to move downwards, the left pressing plate and the right pressing plate are respectively matched with the left support plate and the right support plate to clamp the left side and the right side of the tablet computer, the left support plate and the right support plate can be buffered by the elasticity of four groups of left springs and four groups of right springs, so that the pressure of the left pressing plate and the right pressing plate on the tablet computer respectively with the left support plate and the right support plate is reduced, the protection of the tablet computer is improved, and the left supporting spring and the right supporting spring can be used for conveniently driving the left pressing plate and the right pressing plate to return to the original positions respectively after the adjusting bolt and the right adjusting bolt are respectively unscrewed upwards, the test experiment of convenience next time uses, improves the stability of panel computer in carrying out withstand voltage test process on the testboard, prevents to take place to remove, improves and uses the reliability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure of the left adjusting bolt, the left adjusting seat and the left support spring;
FIG. 3 is a schematic view of the present invention at a position A with a partially enlarged structure;
FIG. 4 is a partially enlarged schematic view of the present invention at B;
FIG. 5 is a schematic view of the present invention at a partially enlarged configuration at C;
FIG. 6 is a left side view of the slide rail and the adjustment plate according to the present invention;
in the drawings, the reference numbers: 1. a test bench; 2. a rear side plate; 3. a supporting seat; 4. a cylinder; 5. a pressure test head; 6. a pressure sensor; 7. a digital display; 8. an adjusting plate; 9. a left adjusting bolt; 10. a left adjusting seat; 11. a left support spring; 12. a left press plate; 13. a left support plate; 14. a left adjustment column; 15. a left limit plate; 16. a left spring; 17. a slide rail; 18. a left fixing plate; 19. a left locking bolt; 20. installing a bolt; 21. a second mounting threaded hole; 22. feeding a rubber plate; 23. a left placement plate; 24. a left limit slide post; 25. and (7) supporting legs.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the apparatus for testing withstand voltage of a surface screen of a tablet computer according to the present invention includes a testing platform 1; the testing device comprises a rear side plate 2, a supporting seat 3, an air cylinder 4, a pressure testing head 5, a pressure sensor 6, a digital display 7 and an adjusting plate 8, wherein the bottom end of a testing table is connected with the top end of the supporting seat, the bottom end of the rear side plate is connected with the rear side of the top end of the supporting seat, the rear end of the adjusting plate is arranged on the upper side of the middle part of the front end of the rear side plate, the top end of the air cylinder is connected with the front side of the bottom end of the adjusting plate, the top end of the pressure testing head is connected with the bottom end of an adjusting rod inside the air cylinder, a mounting groove is formed inside the pressure testing head, the pressure sensor is fixedly mounted inside the mounting groove, the bottom output end of the pressure sensor is flush with the bottom end of the; the test bench is characterized by further comprising a left adjusting bolt 9, a right adjusting bolt, a left adjusting seat 10, a right adjusting seat, a left supporting spring 11, a right supporting spring, a left pressing plate 12, a right pressing plate, a left supporting plate 13, a right supporting plate, a left adjusting column 14, a right adjusting column, a left limiting plate 15, a right limiting plate, four groups of left springs 16 and four groups of right springs, wherein a left adjusting groove and a right adjusting groove are respectively arranged on the left side and the right side of the top end of the test bench, the inner shapes of the left adjusting groove and the right adjusting groove are respectively matched with the outer shapes of the left supporting plate and the right supporting plate, a left buffer chamber and a right buffer chamber are respectively arranged on the left side and the right side of the interior of the test bench, the left adjusting groove is communicated with the interior of the left buffer chamber through a left fixing through hole, the right adjusting groove is communicated with the interior of the right buffer chamber through a fixing through hole, the four groups of the left springs and the, The left rear side, the right front side and the right rear side are connected, the top ends of the four groups of left springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the left limiting plate, the top end of the left limiting plate is tightly attached with the inner wall of the top end of the left buffer chamber, the bottom end of the left adjusting column penetrates through the left fixing through hole from the inside of the left adjusting groove and extends into the left buffer chamber, the bottom end of the left adjusting column is connected with the middle part of the top end of the left limiting plate, the top end of the left adjusting column is connected with the middle part of the top end of the left supporting plate, the four groups of right springs and the right limiting plate are arranged in the right buffer chamber, the bottom ends of the four groups of right springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the right limiting plate, the top ends of the four groups of the right springs are respectively connected with the left front side, and the bottom of the right adjusting column passes through the right fixing through hole from the inside of the right adjusting groove and extends into the right buffering cavity, the bottom of the right adjusting column is connected with the top middle part of the right limiting plate, the top of the right adjusting column is connected with the top middle part of the right supporting plate, the bottom of the left adjusting seat is provided with the left placing groove, a left adjusting through hole which penetrates through the left and the right is arranged on the inner wall of the top end of the left placing groove, the left side and the right side of the top end of the test board are respectively provided with a left adjusting threaded hole and a right adjusting threaded hole, the left adjusting threaded hole and the right adjusting threaded hole are respectively positioned at the outer sides of the left supporting plate and the right supporting plate, the top of the left supporting spring is inserted into the left placing groove, the top of the left supporting spring is tightly attached to the inner wall of the top of the left placing groove, the bottom of the left adjusting bolt passes through the inside of the left supporting spring and is screwed into the left adjusting threaded The left end of the left pressing plate is connected with the upper side of the right end of the left adjusting seat, the bottom end of the right adjusting seat is provided with a right placing groove, a right adjusting through hole which penetrates through the right placing groove from top to bottom is formed in the inner wall of the top end of the right placing groove, the top end of the right supporting spring is inserted into the right placing groove, the top end of the right supporting spring is attached to the inner wall of the top end of the right placing groove, the bottom end of the right adjusting bolt penetrates through the inside of the right adjusting through hole from the top end of the right adjusting seat and extends into the right placing groove, the bottom end of the right adjusting bolt penetrates through the inside of the right supporting spring and is inserted into the right adjusting threaded hole in a screwing mode, and the right end of; the pressure testing head can be driven to press the screen on the surface of the tablet computer to be detected through the action of the telescopic rod in the cylinder, so that the manpower is reduced, the human factors are reduced, the consistency of the pressing pressure degree during each pressing detection can be ensured, meanwhile, the pressure can be sensed through the pressure sensor and displayed through the digital display, the pressing pressure can be accurately known, and the use limitation is reduced; the left side and the right side of the bottom end of the tablet computer placed on the test board can be respectively supported by the left support plate and the right support plate, the left adjusting bolt and the right adjusting bolt can be respectively rotated downwards, the left adjusting seat and the right adjusting seat respectively drive the pressing plate and the right pressing plate to move downwards, the left pressing plate and the right pressing plate are respectively matched with the left support plate and the right support plate to clamp the left side and the right side of the tablet computer, the left support plate and the right support plate can be buffered by the elasticity of four groups of left springs and four groups of right springs, so that the pressure of the left pressing plate and the right pressing plate on the tablet computer respectively with the left support plate and the right support plate is reduced, the protection of the tablet computer is improved, and the left supporting spring and the right supporting spring can be used for conveniently driving the left pressing plate and the right pressing plate to return to the original positions respectively after the adjusting bolt and the right adjusting bolt are respectively unscrewed upwards, the test experiment of convenience next time uses, improves the stability of panel computer in carrying out withstand voltage test process on the testboard, prevents to take place to remove, improves and uses the reliability.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises a slide rail 17, wherein the rear end of the slide rail is arranged on the upper side of the front end of a rear side plate, the rear end of an adjusting plate is provided with a concave sliding groove matched with the slide rail, and the adjusting plate is slidably clamped on the slide rail through the concave sliding groove; can make the regulating plate drive the cylinder and can act on along the direction of slide rail and remove through the cooperation between "concave" type spout and the slide rail, conveniently change the pressure test position to panel computer surface screen, reduce and use the limitation.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises a left fixing plate 18, a right fixing plate, a left locking bolt 19 and a right locking bolt, wherein the right end of the left fixing plate is connected with the middle part of the left end of an adjusting plate, the left end of the right fixing plate is connected with the middle part of the right end of the adjusting plate, the middle parts of the front ends of the left fixing plate and the right fixing plate are respectively provided with a left locking thread through hole and a right locking thread through hole, and the rear ends of the left locking bolt and the right locking bolt are respectively inserted into the left locking thread through hole and the right locking thread through hole from the front ends of the left fixing plate and the right fixing plate; can make left locking bolt and right locking bolt's rear end all with the front end locking contact of slide rail through respectively backward rotation left locking bolt and right locking bolt, the position of the pressure test head after conveniently will adjusting is fixed through the fixing of regulating plate on the slide rail, improves the cylinder and drives the stability of pressure test head and carry out the up-and-down action in the test procedure to panel computer surface screen, improves the reliability of use.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises four groups of mounting bolts 20, wherein the front end of a sliding rail is transversely provided with four groups of mounting bolt through holes, the upper side, the middle part and the lower side of the front end of a rear side plate are respectively and transversely provided with four groups of first mounting threaded holes, four groups of second mounting threaded holes 21 and four groups of third mounting threaded holes correspondingly, and the rear ends of the four groups of mounting bolts respectively penetrate through the four groups of mounting bolt through holes from the front end of the sliding rail to be inserted into the four groups of first mounting threaded holes in a screw mode; can be through four mounting bolts of group respectively at the inside screw assembly of four first mounting screw holes of group, the slide rail is conveniently dismantled, and can be through the setting of four first mounting screw holes of group, four second mounting screw holes of group and four third mounting screw holes of group, conveniently install the slide rail in different positions on vertical, thereby can change the height of cylinder, and then can change the pressure of pressure test head to panel computer surface screen, improve the test range, and then improve test data's representativeness, reduce and use the limitation.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises two groups of upper rubber plates 22 and two groups of lower rubber plates, wherein the top ends of the two groups of upper rubber plates are respectively connected with the bottom ends of a left pressure plate and a right pressure plate, and the bottom ends of the two groups of lower rubber plates are respectively connected with the top ends of a left supporting plate and a right supporting plate; can reduce the hardness of left clamp plate, right clamp plate, left support plate and right branch fagging through rubber slab and two sets of lower rubber slabs on two sets of, improve the protectiveness to being tested panel computer surface screen.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises a left placing plate 23, a right placing plate, two groups of left limiting sliding columns 24 and two groups of right limiting sliding columns, wherein the right end of the left placing plate is connected with the middle part of the left end of a left adjusting seat, the front side and the rear side of the top end of the left placing plate are respectively provided with a left sliding through hole which penetrates through the left and the right, the two groups of left limiting sliding columns are respectively positioned on the left side of the left adjusting seat, the bottom ends of the two groups of left limiting sliding columns are respectively connected with the left front side and the left rear side of the top end of a test bench, the top ends of the two groups of left limiting sliding columns can respectively slide through the inner parts of the two groups of left sliding through holes from the bottom end of the left placing plate and extend out of the top end of the left placing plate, the left end of the right placing plate is connected with the middle part of the right adjusting seat, the front side and the rear side of the top end, the bottom ends of the two groups of right limiting sliding columns are respectively connected with the right front side and the right rear side of the top end of the test board, and the top ends of the two groups of right limiting sliding columns can respectively penetrate through the two groups of right sliding through holes from the bottom end of the right placing board in a sliding manner and extend out of the top end of the right placing board; can be through the sliding fit between two sets of left slip through-holes and two sets of left spacing travelers, make left clamp plate can carry out linear motion from top to bottom along the direction of two sets of left spacing travelers in the in-process that rotatory left adjusting bolt carried out the vertical adjustment, and can be through the sliding fit between two sets of right slip through-holes and two sets of right spacing travelers, make right clamp plate can carry out linear motion from top to bottom along the direction of two sets of right spacing travelers in the in-process that rotatory right adjusting bolt carried out the vertical adjustment, prevent that left clamp plate and right clamp plate from taking place to deviate respectively in the rotatory in-process of left adjusting bolt and right adjusting bolt.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which further comprises four groups of supporting legs 25, wherein the top ends of the four groups of supporting legs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of a supporting seat; the overall support capability can be improved by four sets of legs.
According to the pressure resistance testing device for the surface screen of the tablet computer, the pressure testing head is made of rubber; can improve the protection of pressure test head to panel computer surface screen through the setting of rubber material, reduce the factor that panel computer surface screen crushed because of the hardness of pressure test head, and then get rid of the factor that influences the test result, improve and use the reliability.
The invention relates to a pressure resistance testing device for a surface screen of a tablet personal computer, which is characterized in that when in use, the whole device is placed at a position suitable for a user to test through four groups of supporting legs, then the tablet personal computer to be tested is placed on a test bench, the screen on the surface of the tablet personal computer is arranged upwards, the left side and the right side of the bottom end of the tablet personal computer placed on the test bench are respectively supported through a left supporting plate and a right supporting plate, a left adjusting bolt and a right adjusting bolt are respectively rotated downwards, a left adjusting seat and a right adjusting seat respectively drive a pressure plate and a right pressure plate to move downwards, the left pressure plate and the right pressure plate respectively cooperate with the left supporting plate and the right supporting plate to clamp the left side and the right side of the tablet personal computer, the left supporting plate and the right supporting plate are buffered through the elasticity of four groups of left springs and four groups of right springs, and the pressure of the left pressure plate and the right pressure plate and the, the protection to the tablet computer is improved, through the elasticity of the left supporting spring and the right supporting spring, after the adjusting bolt and the right adjusting bolt are unscrewed upwards respectively, the left supporting seat and the right supporting seat drive the left pressing plate and the right pressing plate to upwards return to original positions respectively, the next test experiment is used, the stability of the tablet computer in the pressure resistance test process on the test board is improved, through the two groups of upper rubber plates and the two groups of lower rubber plates, the hardness of the left pressing plate, the right pressing plate, the left supporting plate and the right supporting plate is reduced, through the sliding fit between the two groups of left sliding through holes and the two groups of left limiting sliding columns, the left pressing plate is enabled to do vertical linear motion along the directions of the two groups of left limiting sliding columns in the process of vertical adjustment along with rotation of the left adjusting bolt, and through the sliding fit between the two groups of right sliding through holes and the two groups of right limiting sliding columns, the right pressing plate is enabled to upwards move along the directions of the two groups The lower linear motion is adopted to prevent the left pressure plate and the right pressure plate from deviating in the rotation process of the left adjusting bolt and the right adjusting bolt respectively, then the air cylinder is communicated with external compressed air, the adjusting plate drives the air cylinder to move along the direction of the slide rail through the matching between the concave chute and the slide rail, the pressure testing position of the surface screen of the tablet computer is changed, the rear ends of the left locking bolt and the right locking bolt are both in locking contact with the front end of the slide rail through the backward rotation of the left locking bolt and the right locking bolt respectively, the position of the adjusted pressure testing head is fixed through the fixing of the adjusting plate on the slide rail, the stability of the up-and-down motion of the pressure testing head on the surface screen of the tablet computer in the testing process driven by the air cylinder is improved, and then the pressure testing head is driven to move downwards to press the surface screen of the tablet computer through the motion of the air cylinder, the pressure is displayed through the pressure sensor and the digital display and is recorded by a tester, the change of a screen on the surface of the tablet computer is observed at the same time, four groups of mounting bolts are respectively assembled in the four groups of first mounting threaded holes in a screw mode, the slide rail is disassembled, the slide rail is arranged at different positions in the longitudinal direction through the four groups of first mounting threaded holes, four groups of second mounting threaded holes and four groups of third mounting threaded holes, the height of the air cylinder is changed, the pressure of the pressure testing head on the screen on the surface of the tablet computer is changed, the test and the recording are continued, the change of the pressure of the screen on the surface of the tablet computer is observed at the same time, and finally, the test result is contrastively analyzed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A withstand voltage testing device for a surface screen of a tablet personal computer comprises a testing platform (1); the testing device is characterized by comprising a rear side plate (2), a supporting seat (3), a cylinder (4), a pressure testing head (5), a pressure sensor (6), a digital display (7) and an adjusting plate (8), wherein the bottom end of the testing platform (1) is connected with the top end of the supporting seat (3), the bottom end of the rear side plate (2) is connected with the rear side of the top end of the supporting seat (3), the rear end of the adjusting plate (8) is arranged on the upper side of the middle part of the front end of the rear side plate (2), the top end of the cylinder (4) is connected with the front side of the bottom end of the adjusting plate (8), the top end of the pressure testing head (5) is connected with the bottom end of an adjusting rod inside the cylinder (4), a mounting groove is arranged inside the pressure testing head (5), the pressure sensor (6) is fixedly mounted inside the mounting groove, and the bottom output end of the pressure sensor (6) is flush with the bottom end of, the rear end of the digital display (7) is connected with the left upper side of the front end of the rear side plate (2), and the pressure sensor (6) is electrically connected with the digital display (7); the test bench is characterized by further comprising a left adjusting bolt (9), a right adjusting bolt, a left adjusting seat (10), a right adjusting seat, a left supporting spring (11), a right supporting spring, a left pressing plate (12), a right pressing plate, a left supporting plate (13), a right supporting plate, a left adjusting column (14), a right adjusting column, a left limiting plate (15), a right limiting plate, four groups of left springs (16) and four groups of right springs, wherein a left adjusting groove and a right adjusting groove are respectively arranged on the left side and the right side of the top end of the test bench (1), the inner shapes of the left adjusting groove and the right adjusting groove are respectively matched with the outer shapes of the left supporting plate (13) and the right supporting plate, a left buffering cavity and a right buffering cavity are respectively arranged on the left side and the right side of the inside of the test bench (1), the left adjusting groove is communicated with the inside of the left buffering cavity through a left fixing through hole, and the right adjusting groove is, the four groups of left springs (16) and the left limiting plate (15) are arranged inside the left buffer chamber, the bottom ends of the four groups of left springs (16) are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the inner wall of the bottom end of the left buffer chamber, the top ends of the four groups of left springs (16) are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the left limiting plate (15), the top end of the left limiting plate (15) is tightly attached to the inner wall of the top end of the left buffer chamber, the bottom end of the left adjusting column (14) penetrates through a left fixing through hole from the inside of a left adjusting groove and extends into the inside of the left buffer chamber, the bottom end of the left adjusting column (14) is connected with the middle part of the top end of the left limiting plate (15), the top end of the left adjusting column (14) is connected with the middle part of the top end of the left supporting plate (13), and the four groups, the bottom ends of the four right springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the inner wall of the bottom end of the right buffer chamber, the top ends of the four groups of right springs are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the right limiting plate, the top end of the right limiting plate is tightly attached to the inner wall of the top end of the right buffer chamber, the bottom end of the right adjusting column penetrates through a right fixing through hole from the inside of the right adjusting groove and extends into the right buffer chamber, the bottom end of the right adjusting column is connected with the middle part of the top end of the right limiting plate, the top end of the right adjusting column is connected with the middle part of the top end of the right supporting plate, a left placing groove is arranged at the bottom end of the left adjusting seat (10), a left adjusting through hole which penetrates through the left and the right through hole is arranged on the inner wall of the top end of, and a left adjusting threaded hole and a right adjusting threaded hole are respectively positioned at the outer sides of the left support plate (13) and the right support plate, the top end of the left support spring (11) is inserted into the left placing groove, the top end of the left support spring (11) is tightly attached to the inner wall of the top end of the left placing groove, the bottom end of the left adjusting bolt (9) passes through the left adjusting through hole from the top end of the left adjusting seat (10) and extends into the left placing groove, the bottom end of the left adjusting bolt (9) passes through the left support spring (11) and is inserted and screwed into the left adjusting threaded hole, the left end of the left pressing plate (12) is connected with the upper side of the right end of the left adjusting seat (10), the bottom end of the right adjusting seat is provided with the right placing groove, the inner wall of the top end of the right placing groove is provided with the right adjusting through hole which penetrates up and down, and the top end of the right support spring is, and the top of right supporting spring pastes closely with the top inner wall of right standing groove, the bottom of right adjusting bolt passes inside right adjusting through-hole and stretches into inside the right standing groove from the top of right side regulation seat to the inside of inserting and the spiral shell dress to right side regulation screw hole that right side adjusting bolt's bottom passed right supporting spring, the right-hand member of right side clamp plate is connected with the left end upper side of right side regulation seat.
2. The pressure resistance testing device for the surface screen of the tablet personal computer as claimed in claim 1, further comprising a slide rail (17), wherein the rear end of the slide rail (17) is arranged on the upper side of the front end of the rear side plate (2), and the rear end of the adjusting plate (8) is provided with a concave sliding groove matched with the slide rail (17), and the adjusting plate (8) can be slidably clamped on the slide rail (17) through the concave sliding groove.
3. The pressure resistance testing device for the surface screen of the tablet computer is characterized by further comprising a left fixing plate (18), a right fixing plate, a left locking bolt (19) and a right locking bolt, wherein the right end of the left fixing plate (18) is connected with the middle part of the left end of the adjusting plate (8), the left end of the right fixing plate is connected with the middle part of the right end of the adjusting plate (8), the middle parts of the front ends of the left fixing plate (18) and the right fixing plate are respectively provided with a left locking thread through hole and a right locking thread through hole, and the rear ends of the left locking bolt (19) and the right locking bolt are respectively inserted from the front ends of the left fixing plate (18) and the right fixing plate and are screwed into the left locking thread through hole and the right locking thread through hole.
4. The pressure resistance testing device for the surface screen of the tablet personal computer as claimed in claim 3, further comprising four sets of left mounting bolts (20), wherein the front end of the sliding rail (17) is transversely provided with four sets of through holes for the mounting bolts (20), and the upper side, the middle part and the lower side of the front end of the rear side plate (2) are respectively transversely provided with four sets of first mounting threaded holes, four sets of second mounting threaded holes (21) and four sets of third mounting threaded holes correspondingly, and the rear ends of the four sets of mounting bolts (20) are inserted from the front end of the sliding rail (17) through the four sets of through holes for the mounting bolts (20) respectively and are screwed into the four sets of first mounting threaded holes.
5. The pressure resistance testing device for the surface screen of the tablet computer is characterized by further comprising two groups of upper rubber plates (22) and two groups of lower rubber plates, wherein the top ends of the two groups of upper rubber plates (22) are respectively connected with the bottom ends of the left pressure plate (12) and the right pressure plate, and the bottom ends of the two groups of lower rubber plates are respectively connected with the top ends of the left supporting plate (13) and the right supporting plate.
6. The pressure resistance testing device for the surface screen of the tablet personal computer according to claim 5, further comprising a left placing plate (23), a right placing plate, two sets of left limiting sliding columns (24) and two sets of right limiting sliding columns, wherein the right end of the left placing plate (23) is connected with the middle part of the left end of the left adjusting seat (10), the front side and the rear side of the top end of the left placing plate (23) are respectively provided with a left sliding through hole which penetrates up and down, the two sets of left limiting sliding columns (24) are respectively positioned on the left side of the left adjusting seat (10), the bottom ends of the two sets of left limiting sliding columns (24) are respectively connected with the left front side and the left rear side of the top end of the testing platform (1), and the top ends of the two sets of left limiting sliding columns (24) respectively can slide through the insides of the two sets of left sliding through holes from the bottom end of the left placing plate (23) and extend out of the top end of the left placing plate (23), the left end of the right placing plate is connected with the middle of the right end of the right adjusting seat, the front side and the rear side of the top end of the right placing plate are provided with right sliding through holes which penetrate through the right adjusting seat from top to bottom, the two groups of right limiting sliding columns are located on the right side of the right adjusting seat, the bottom ends of the two groups of right limiting sliding columns are respectively connected with the right front side and the right rear side of the top end of the test bench (1), and the top ends of the two groups of right limiting sliding columns respectively penetrate through the two groups of right sliding through holes from the bottom end of the right placing plate in a sliding mode and stretch out to the outside of the top end of the right placing plate.
7. The pressure resistance test device for the surface screen of the tablet personal computer as claimed in claim 6, further comprising four sets of legs (25), wherein the top ends of the four sets of legs (25) are respectively connected with the left front side, the left rear side, the right front side and the right rear side of the bottom end of the support base (3).
8. The pressure testing device for the surface screen of the tablet personal computer as claimed in claim 7, wherein the pressure testing head (5) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191542.3A CN112461514A (en) | 2020-10-30 | 2020-10-30 | A withstand voltage testing arrangement for panel computer surface screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191542.3A CN112461514A (en) | 2020-10-30 | 2020-10-30 | A withstand voltage testing arrangement for panel computer surface screen |
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| Publication Number | Publication Date |
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| CN112461514A true CN112461514A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011191542.3A Withdrawn CN112461514A (en) | 2020-10-30 | 2020-10-30 | A withstand voltage testing arrangement for panel computer surface screen |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075472A (en) * | 2021-03-22 | 2021-07-06 | 昆山绿之源智能设备制造有限公司 | Panel computer touch-sensitive screen clicks testing arrangement |
| CN113267414A (en) * | 2021-05-24 | 2021-08-17 | 贵州航天精工制造有限公司 | Vickers hardness test auxiliary device |
| CN113640133A (en) * | 2021-08-11 | 2021-11-12 | 中国工程物理研究院激光聚变研究中心 | Sealing film mechanical property testing device based on expansion method |
-
2020
- 2020-10-30 CN CN202011191542.3A patent/CN112461514A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075472A (en) * | 2021-03-22 | 2021-07-06 | 昆山绿之源智能设备制造有限公司 | Panel computer touch-sensitive screen clicks testing arrangement |
| CN113075472B (en) * | 2021-03-22 | 2022-09-13 | 昆山绿之源智能设备制造有限公司 | Panel computer touch-sensitive screen clicks testing arrangement |
| CN113267414A (en) * | 2021-05-24 | 2021-08-17 | 贵州航天精工制造有限公司 | Vickers hardness test auxiliary device |
| CN113640133A (en) * | 2021-08-11 | 2021-11-12 | 中国工程物理研究院激光聚变研究中心 | Sealing film mechanical property testing device based on expansion method |
| CN113640133B (en) * | 2021-08-11 | 2024-05-07 | 中国工程物理研究院激光聚变研究中心 | Sealing film mechanical property testing device based on expansion method |
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Application publication date: 20210309 |