CN217563675U

CN217563675U - Twisting amount testing machine for folding mobile phone

Info

Publication number: CN217563675U
Application number: CN202221607455.6U
Authority: CN
Inventors: 唐斌
Original assignee: Dongguan Huayi Chonghong Testing Machine Co ltd
Current assignee: Dongguan Huayi Chonghong Testing Machine Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-10-11
Anticipated expiration: 2032-06-23

Abstract

The utility model relates to the technical field of folding mobile phone test equipment, in particular to a folding mobile phone twisting capacity tester, which comprises a work box, a support table and a fixed frame, wherein the support table and the fixed frame are connected to the top of the work box; a lifting frame is arranged on one side of the fixing frame close to the supporting table, and a height adjusting mechanism is arranged on the fixing frame; the top of the lifting frame is provided with a fixed table, the top of the fixed table is provided with two groups of sample clamps, and the fixed table is provided with an adjusting mechanism; the lifting frame is provided with a Y-direction adjusting mechanism; the accredited testing organization includes guide holder and the removal seat of slidable mounting on the guide holder, and a supporting bench top is equipped with X to adjustment mechanism, removes the seat and is close to sample anchor clamps one side and is equipped with power value sensor and micrometer, installs the push rod on the power value sensor, the utility model discloses well sample anchor clamps can back-and-forth movement, oscilaltion to satisfy folding cell-phone different states (0 °, 90 °, 180 °) and different positions (contain X, Y to) rub with the hands and move the test.

Description

Twisting amount testing machine for folding mobile phone

Technical Field

The utility model relates to a folding cell-phone test equipment technical field specifically is folding cell-phone is rubbed with hands volume testing machine.

Background

Compared with the traditional full-screen mobile phone, the foldable mobile phone has higher requirements on the flexibility, the bending property and the folding resistance of the screen, and the materials are mainly flexible. First, the screen needs to have good plasticity and ductility, whether the screen can keep no crease and no damage after repeated stretching and compression, whether the circuit board and components inside the mobile phone can withstand folding and bending, and the like.

When the folding mobile phone is tested, the twisting test is required to be carried out on the folding mobile phone so as to detect the change condition of the folding mobile phone under twisting in different states and different positions, and therefore the twisting amount testing machine for the folding mobile phone is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding cell-phone is rubbed momentum testing machine with hands to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the twisting amount testing machine for the folding mobile phone comprises a working box, a supporting table and a fixing frame, wherein the supporting table and the fixing frame are connected to the top of the working box;

a lifting frame is arranged on one side of the fixed frame close to the supporting table, and a height adjusting mechanism for controlling the lifting frame to lift is arranged on the fixed frame;

the top of the lifting frame is provided with a fixed table, the top of the fixed table is provided with two groups of sample clamps clamped by the folding mobile phone, and the fixed table is provided with an adjusting mechanism for adjusting the two groups of sample clamps to be close to or far away from each other;

the lifting frame is provided with a Y-direction adjusting mechanism for adjusting the horizontal movement of the fixing table;

the testing mechanism comprises a guide seat and a moving seat which is slidably mounted on the guide seat, the top of the supporting table is provided with an X-direction adjusting mechanism for driving the moving seat to move horizontally, one side of the moving seat, which is close to the sample clamp, is provided with a force value sensor and a micrometer, and a push rod is mounted on the force value sensor.

In one alternative: the height adjusting mechanism comprises a lifting screw rod rotatably installed on one side of a fixing frame, the top of the lifting screw rod extends out of the fixing frame to be connected with a lifting adjusting hand wheel, one side of the lifting frame is connected with a lifting seat in threaded connection with the lifting screw rod, and one side of the fixing frame, which is close to the lifting frame, is connected with a lifting guide rail in sliding fit with the lifting seat.

In one alternative: the adjusting mechanism comprises fixing plates arranged at the top of the fixing table, adjusting screw rods are rotatably arranged between the two groups of fixing plates, one ends of the adjusting screw rods extend out of the fixing plates to be connected with adjusting knobs, adjusting blocks in threaded connection with the adjusting screw rods are connected to the bottom of the sample clamp, and the bottoms of the adjusting blocks are in sliding fit with the top of the fixing table.

In one alternative: y is including the mobile station to adjustment mechanism and rotate the horizontal lead screw of installing on the crane, the mobile station is connected to the fixed station bottom, the mobile station bottom is equipped with the screw with horizontal lead screw thread fit, horizontal lead screw one end is extended the crane and is connected horizontal adjusting hand wheel, be equipped with on the crane with the mobile station bottom sliding fit's horizontal guide rail.

In one alternative: the X-direction adjusting mechanism comprises a driving box arranged at the top of a supporting table, the driving box is arranged at one end, far away from the sample clamp, of a guide seat, two sets of gears which are connected in a meshed mode are arranged in the driving box, the shaft ends of one set of gears are connected with a ball screw arranged at the bottom of the guide seat, a screw hole matched with the ball screw is formed in the bottom of a moving seat, the shaft end of the other set of gears is connected with a motor shaft, and a servo motor used for driving the motor shaft to rotate is arranged on one side of the driving box.

In one alternative: the force value sensor is installed on one side of the movable seat, the micrometer is installed on one side of the push rod, and the micrometer and the push rod are arranged in parallel.

In one alternative: the height indicating block is connected to one side of the lifting seat, and the height graduated scale corresponding to the height indicating block is connected to the fixing frame.

In one alternative: one side of the mobile station is connected with a horizontal indicating block, and the top of the lifting frame is connected with a horizontal graduated scale corresponding to the horizontal indicating block.

In one alternative: one side of the working box is connected with a control panel, and a power supply part and a control part are arranged in the inner cavity of the working box.

In one alternative: and clamping grooves are formed in the top and the side wall of the sample clamp.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can move back and forth and lift up and down to meet the rubbing test of different states (0 degree, 90 degree and 180 degree) and different positions (including +/-X and +/-Y directions) of the folding mobile phone;

the utility model discloses well sample holder can carry out the centre gripping to the different states of folding cell-phone, makes things convenient for accredited testing organization to rub with the hands and move the test to folding cell-phone, connects the computer in the in-service use, enables the testing machine and adopts computer software control, can set for promotion speed, promotion testing force, holding power time etc. can real-time supervision power value-displacement curve, power value-deformation (folding cell-phone rubs with the hands and moves deflection) curve, power value-time curve, automatic save test data and curve to in output professional test report form.

Drawings

Fig. 1 is a schematic structural diagram of a twisting capacity tester for a folding mobile phone.

Fig. 2 is a schematic structural diagram of a fixing frame and a lifting frame in the twisting amount testing machine for the folding mobile phone.

Fig. 3 is a schematic view of a partial structure of the twisting amount testing machine for the folding mobile phone.

Fig. 4 is a schematic structural diagram of a supporting table and a testing mechanism in the twisting amount testing machine for the folding mobile phone.

In the figure: 11. a work box; 12. a control panel; 13. a support table; 14. a testing mechanism; 15. a sample holder; 16. a fixed mount; 17. a lifting frame; 18. lifting a screw rod; 19. a lifting adjusting hand wheel; 20. a lifting guide rail; 21. a lifting seat; 22. a height indicating block; 23. a height scale; 24. a mobile station; 25. a horizontal guide rail; 26. a horizontal adjusting hand wheel; 27. a horizontal screw rod; 28. a fixed table; 29. adjusting a knob; 30. adjusting the screw rod; 31. a drive box; 32. a servo motor; 33. a guide seat; 34. a movable seat; 35. a force value sensor; 36. a micrometer; 37. a push rod.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, the testing machine for the twisting amount of the foldable mobile phone comprises a working box 11, a supporting table 13, a fixing frame 16, a testing mechanism 14 and a sample clamp 15, wherein the top and the side wall of the sample clamp 15 are both provided with a clamping groove, the sample clamp 15 in the present application satisfies the test of the foldable mobile phone with the maximum size of W180 × L200mm after being unfolded, which is convenient for the clamping of the foldable mobile phone in different states (0 °, 90 °, 180 °), and the supporting table 13 is connected to the top of the working box 11 for supporting the testing mechanism;

one side of the working box 11 is connected with a control panel 12, a power supply part and a control part are arranged in the inner cavity of the working box 11, the control part can be connected with a computer, the pushing speed, the pushing test force, the force retention time and the like can be set by adopting computer software control, a force value-displacement curve, a force value-deformation (twisting deformation of a folding mobile phone) curve, a force value-time curve and the like can be monitored in real time, test data and the curve can be automatically stored, and a professional test report can be output;

as shown in fig. 1, a lifting frame 17 is arranged on one side of the fixing frame 16 close to the support platform 13, and a height adjusting mechanism for controlling the lifting frame 17 to lift is arranged on the fixing frame 16, so that the height of the sample clamp 15 can be conveniently adjusted, and the height of the foldable mobile phone can be adjusted;

as shown in fig. 3, a fixing table 28 is arranged at the top of the lifting frame 17, two groups of sample clamps 15 are symmetrically arranged at the top of the fixing table, an adjusting mechanism for adjusting the two groups of sample clamps 15 to approach or depart from is arranged on the fixing table 28, and the adjusting mechanism works to adjust the sample clamps 15 to clamp and fix the foldable mobile phone;

as shown in fig. 3, a Y-direction adjusting mechanism for adjusting the horizontal movement of the fixing platform 28 is arranged on the lifting frame 17, so that the folding mobile phone can be adjusted to move back and forth;

as shown in fig. 4, the testing mechanism 14 includes a guiding seat 33 and a moving seat 34 slidably mounted on the guiding seat 33, an X-direction adjusting mechanism for driving the moving seat 34 to move horizontally is disposed on the top of the supporting platform 13, a force sensor 35 and a micrometer 36 are disposed on one side of the moving seat 34 close to the sample holder 15, and an italian maps micrometer can be used to monitor the shaking deformation and the measuring range of the folding mobile phone on line: 0-10 mm, resolution 0.15um, repetition accuracy: ≦ 2um; a push rod 37 is arranged on the force value sensor 35, and the X-direction adjusting mechanism works to enable the push rod 37 to be close to or far away from the folding mobile phone;

in this embodiment, the sample clamp 15 is adjusted by the adjusting mechanism to clamp and fix the folding mobile phone, the height adjusting mechanism is matched with the Y-direction adjusting mechanism to adjust the folding mobile phone to move up and down or back and forth, the X-direction adjusting mechanism drives the moving seat 34 to move horizontally, so that the push rod 37 can be close to the folding mobile phone to test, the micrometer 36 is arranged on the push rod 37, the micrometer 36 is pressed into the push rod 37 for about 2-3 mm, after the product is stressed, the reading of the micrometer 36 is cleared (the zero point of the force value can be cleared, the displacement of the unstressed segment can be cleared), when the product is stressed laterally, the system automatically obtains the force value fed back by the force value sensor 35 and the displacement value (unit um) fed back by the micrometer 36, and generates a force-deformation (the deformation value is the value fed back by the micrometer) curve in software.

In one embodiment, as shown in fig. 2 and 3, the height adjusting mechanism includes a lifting screw 18 rotatably mounted on one side of a fixed frame 16, the top of the lifting screw 18 extends out of the fixed frame 16 to connect with a lifting adjusting hand wheel 19, one side of the lifting frame 17 is connected with a lifting base 21 in threaded connection with the lifting screw 18, and one side of the fixed frame 16 close to the lifting frame 17 is connected with a lifting guide rail 20 in sliding fit with the lifting base 21;

the rotation of the lifting adjusting hand wheel 19 can drive the lifting screw rod 18 to rotate, so that the height of the lifting seat 21 can be stably adjusted along the lifting guide rail 20.

In one embodiment, as shown in fig. 3, the adjusting mechanism includes fixing plates mounted on the top of the fixing table 28, an adjusting screw rod 30 is rotatably mounted between the two fixing plates, one end of the adjusting screw rod 30 extends out of the fixing plate and is connected with an adjusting knob 29, the bottom of the sample clamp 15 is connected with an adjusting block in threaded connection with the adjusting screw rod 30, and the bottom of the adjusting block is in sliding fit with the top of the fixing table 28;

when the adjusting knob 29 rotates, the adjusting screw rod 30 can be driven to rotate, so that the two groups of sample clamps 15 are adjusted to be close to or far away from each other, and the thread directions of the adjusting screw rod 20 corresponding to the two groups of adjusting blocks are opposite.

In one embodiment, as shown in fig. 3, the Y-direction adjusting mechanism includes a moving platform 24 and a horizontal screw rod 27 rotatably installed on the lifting frame 17, the bottom of the fixed platform 28 is connected with the moving platform 24, the bottom of the moving platform 24 is provided with a screw hole in threaded fit with the horizontal screw rod 27, one end of the horizontal screw rod 27 extends out of the lifting frame 17 to be connected with a horizontal adjusting hand wheel 26, and the lifting frame 17 is provided with a horizontal guide rail 25 in sliding fit with the bottom of the moving platform 24;

when the horizontal adjusting hand wheel 26 rotates, the horizontal screw rod 27 can be driven to rotate, so that the mobile platform 24 is adjusted to stably move horizontally on the lifting frame 17.

In one embodiment, as shown in fig. 4, the X-direction adjusting mechanism includes a driving box 31 installed on the top of the supporting platform 13, the driving box 31 is disposed at one end of the guide seat 33 away from the sample holder 15, two sets of gears engaged with each other are installed in the driving box 31, one set of gears is connected to a ball screw installed at the bottom of the guide seat 33 at the shaft end, a screw hole matched with the ball screw is installed at the bottom of the moving seat 34, the other set of gears is connected to a motor shaft at the shaft end, and a servo motor 32 for driving the motor shaft to rotate is installed at one side of the driving box 31; adopt Japan loose servo motor and ball screw transmission drive, the location is accurate, repeated positioning accuracy: plus or minus 0.02mm;

the servo motor 32 can control the gear to rotate when working, one set of gear drives the other set of gear to rotate, so as to drive the ball screw to rotate and transmit the moving seat 34, and the guide seat 33 can guide the moving seat 34 to enable the moving seat to stably move.

In one embodiment, as shown in fig. 4, the force sensor 35 is installed at one side of the moving seat 34, the micrometer 36 is installed at one side of the push rod 37, and the micrometer 36 is disposed in parallel with the push rod 37.

In one embodiment, as shown in fig. 2, a height indication block 22 is connected to one side of the lifting seat 21, and a height scale 23 corresponding to the height indication block 22 is connected to the fixing frame 16, so that a specific height position can be conveniently observed.

In one embodiment, as shown in fig. 3, one side of the mobile station 24 is connected to a horizontal indicating block, and the top of the lifting frame 17 is connected to a horizontal scale corresponding to the horizontal indicating block, so as to facilitate observation of a specific horizontal position.

The utility model discloses during the use, adjust knob 29 when rotating, can drive accommodate the lead screw 30 and rotate, thereby it is fixed to adjust two sets of sample anchor clamps 15 to folding cell-phone centre gripping, lift accommodate the hand wheel 19 and can drive lift lead screw 18 and rotate to rotate, thereby adjust lift seat 21 along the stable altitude mixture control that carries on of lift guide 20, horizontal adjustment hand wheel 26 rotates, can drive horizontal lead screw 27 and rotate, thereby adjust the stable horizontal migration of mobile station 24 on crane 17, adjust folding cell-phone and reciprocate or the back-and-forth movement, X is to adjustment mechanism drive removal seat 34 horizontal migration, it tests to enable push rod 37 to be close to folding cell-phone, micrometer 36 impresses about 2 ~ 3mm, after the product atress, micrometer 36 reading zero point (zero clearing of the power value, can let not atress section displacement zero clearing), when the product receives lateral thrust, the system is automatic acquires the power value of force value sensor 35 feedback and the displacement value (unit um) of micrometer 36 feedback, and generate the power-deformation (this deformation value is the value of micrometer feedback) curve in software.

Claims

1. The twisting amount testing machine for the folding mobile phone comprises a working box (11), a supporting table (13) and a fixing frame (16), wherein the supporting table (13) is connected to the top of the working box (11), and a testing mechanism (14) is installed at the top of the supporting table (13);

the method is characterized in that: a lifting frame (17) is arranged on one side, close to the supporting platform (13), of the fixing frame (16), and a height adjusting mechanism for controlling the lifting frame (17) to lift is arranged on the fixing frame (16);

the top of the lifting frame (17) is provided with a fixed platform (28), the top of the fixed platform (28) is provided with two groups of sample clamps (15) clamped by the folding mobile phone, and the fixed platform (28) is provided with an adjusting mechanism for adjusting the two groups of sample clamps (15) to approach or depart from;

the lifting frame (17) is provided with a Y-direction adjusting mechanism for adjusting the horizontal movement of the fixed platform (28);

testing mechanism (14) are including guide holder (33) and slidable mounting removal seat (34) on guide holder (33), a supporting bench (13) top is equipped with the X that is used for the drive to remove seat (34) horizontal migration to adjustment mechanism, it is equipped with power value sensor (35) and micrometer (36) to remove seat (34) to be close to sample anchor clamps (15) one side, install push rod (37) on power value sensor (35).

2. The twisting momentum testing machine for the folding mobile phone according to claim 1, which is characterized in that: the height adjusting mechanism comprises a lifting screw rod (18) rotatably installed on one side of a fixing frame (16), the top of the lifting screw rod (18) extends out of the fixing frame (16) to be connected with a lifting adjusting hand wheel (19), one side of a lifting frame (17) is connected with a lifting seat (21) in threaded connection with the lifting screw rod (18), and one side, close to the lifting frame (17), of the fixing frame (16) is connected with a lifting guide rail (20) in sliding fit with the lifting seat (21).

3. The twisting amount testing machine for the folding mobile phone according to claim 1, characterized in that: the adjusting mechanism comprises fixing plates arranged at the top of a fixing table (28), an adjusting screw rod (30) is rotatably arranged between two groups of fixing plates, one end of the adjusting screw rod (30) extends out of the fixing plate to be connected with an adjusting knob (29), the bottom of the sample clamp (15) is connected with an adjusting block in threaded connection with the adjusting screw rod (30), and the bottom of the adjusting block is in sliding fit with the top of the fixing table (28).

4. The twisting amount testing machine for the folding mobile phone according to claim 1, characterized in that: y includes mobile station (24) and rotates horizontal screw (27) of installing on crane (17) to adjustment mechanism, mobile station (24) is connected to fixed station (28) bottom, mobile station (24) bottom is equipped with the screw with horizontal screw (27) screw-thread fit, horizontal screw (27) one end is extended crane (17) and is connected horizontal adjustment hand wheel (26), be equipped with on crane (17) with mobile station (24) bottom sliding fit's horizontal guide (25).

5. The twisting amount testing machine for the folding mobile phone according to claim 1, characterized in that: x is including installing drive box (31) at brace table (13) top, drive box (31) set up and keep away from sample anchor clamps (15) one end in guide holder (33), install two sets of gears that the meshing is connected in drive box (31), wherein a set of gear shaft end connection sets up the ball screw in guide holder (33) bottom, remove seat (34) bottom and be equipped with ball screw complex screw, another group gear shaft end connection motor shaft, drive box (31) one side is installed and is used for driving motor shaft pivoted servo motor (32).

6. The twisting momentum testing machine for the folding mobile phone according to claim 1, which is characterized in that: the force value sensor (35) is installed on one side of the moving seat (34), the micrometer (36) is installed on one side of the push rod (37), and the micrometer (36) and the push rod (37) are arranged in parallel.

7. The twisting momentum testing machine for the folding mobile phone according to claim 2, which is characterized in that: the height indicating block (22) is connected to one side of the lifting seat (21), and the height graduated scale (23) corresponding to the height indicating block (22) is connected to the fixing frame (16).

8. The twisting amount testing machine for the folding mobile phone according to claim 4, characterized in that: one side of the mobile station (24) is connected with a horizontal indication block, and the top of the lifting frame (17) is connected with a horizontal graduated scale corresponding to the horizontal indication block.

9. The twisting amount testing machine for the folding mobile phone according to claim 4, characterized in that: one side of the working box (11) is connected with a control panel (12), and a power supply part and a control part are arranged in the inner cavity of the working box (11).

10. The twisting momentum testing machine for the folding mobile phone according to claim 1, which is characterized in that: and clamping grooves are formed in the top and the side wall of the sample clamp (15).