CN112179604B - Multi-variable mobile equipment display screen crushing testing device - Google Patents
Multi-variable mobile equipment display screen crushing testing device Download PDFInfo
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- CN112179604B CN112179604B CN202011181219.8A CN202011181219A CN112179604B CN 112179604 B CN112179604 B CN 112179604B CN 202011181219 A CN202011181219 A CN 202011181219A CN 112179604 B CN112179604 B CN 112179604B
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- 238000012360 testing method Methods 0.000 title claims abstract description 82
- 230000005540 biological transmission Effects 0.000 claims description 26
- 238000010304 firing Methods 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000012634 fragment Substances 0.000 abstract description 6
- 239000011521 glass Substances 0.000 abstract description 6
- 238000009863 impact test Methods 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 description 6
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- 238000012812 general test Methods 0.000 description 1
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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
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- G01M7/08—Shock-testing
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Abstract
The invention discloses a multivariable mobile equipment display screen crushing test device, which comprises a test box, wherein a test cavity with an upward opening is arranged in the test box, overturning columns are symmetrically and fixedly arranged on the left side of the upper end surface of the test box in a front-back manner, an overturning rotating shaft is rotatably arranged between opposite end surfaces of the overturning columns on the front side and the rear side, a cover plate is fixedly arranged on the outer circular surface of the overturning rotating shaft, clamping column cavities are respectively communicated with the left side and the right side of the test cavity, clamping columns are respectively arranged in the clamping column cavities on the left side and the right side in a left-right sliding manner, and clamping jaws are respectively fixedly arranged on opposite end surfaces of the clamping columns on the left side and the right side, meanwhile, the device can well recover broken screen glass fragments for impact test and is convenient to use.
Description
Technical Field
The invention relates to the field related to display screens, in particular to a display screen crushing testing device for multivariable mobile equipment.
Background
In the production of the mobile device, the display screen strength of the mobile device needs to be tested to determine the reliability of the device screen, the display screen strength test can be performed through impact, a general test device only passes a simple impact test, and cannot change variables, such as impact strength and impact head shape, so that the test reliability is not high, and in addition, a test device cannot collect broken display screen glass fragments, so that a tester is possibly scratched in the process of taking out the device, and the test is unsafe. The invention discloses a multivariable mobile equipment display screen crushing testing device which can solve the problems.
Disclosure of Invention
In order to solve the above problems, the present embodiment provides a device for testing the breakage of a display screen of a multi-variable mobile device, which comprises a testing box, wherein a testing chamber with an upward opening is arranged in the testing box, a turning column is symmetrically and fixedly arranged on the left side of the upper end surface of the testing box, a turning rotating shaft is rotatably arranged between the opposite end surfaces of the turning column on the front side and the back side, a cover plate is fixedly arranged on the outer circular surface of the turning rotating shaft, clamping column cavities are respectively communicated and arranged on the left side and the right side of the testing chamber, clamping columns are respectively arranged in the clamping column cavities on the left side and the right side, clamping jaws are respectively and fixedly arranged on the opposite end surfaces of the clamping columns on the left side and the right side, testing mobile devices can be clamped and arranged between the clamping jaws on the left side and the right side, a needle hitting cavity is arranged on the lower side of the testing chamber, and, the upper side of the firing pin cavity is communicated with a communicating port, the communicating port is internally provided with a firing pin which can slide up and down, the lower end surface of the firing pin is fixedly provided with a connecting plate, an impact spring is fixedly connected between the lower end surface of the connecting plate and the upper end surface of the adjusting plate, the right end surface of the connecting plate is fixedly provided with a slide block, the upper right side of the firing pin cavity is communicated with a rotary drum cavity, the lower wall of the rotary drum cavity is rotatably provided with a driving shaft, the upper end surface of the driving shaft is fixedly provided with an impact rotary drum, the outer circle surface of the impact rotary drum is bilaterally symmetrically provided with impact sliding chutes with openings facing away from the driving shaft, the impact sliding chutes on the left side and the right side are respectively communicated with obliquely connected reset sliding chutes in a front-back symmetrical mode, the right end of the, the upper end face of the lifting column is fixedly provided with a pointed impact head, the left side and the right side of the lifting cavity are respectively provided with an arc-shaped containing cavity with an upward opening, the left side and the right side of the containing cavity are respectively provided with an arc-shaped impact head in a sliding manner, the upper end of the arc-shaped impact head at the left side and the right side can be abutted in an arc-shaped manner to form an arc and can cover the pointed impact head at the lower limit position, the lower wall of the test cavity is fixedly provided with a recovery inclined plane, a vertically through impact pin opening is arranged in the recovery inclined plane, the upper end of the impact pin can penetrate through the impact pin opening, the recovery inclined plane is provided with an oblique cone surface, a vibration cavity with an upward opening is arranged in the recovery inclined plane, an elastic plate is fixedly arranged between the side wall of the vibration cavity close to the impact pin opening and the side, the vibration shaft is characterized in that a vibration wheel is fixedly arranged on the upper end face of the vibration shaft, vibration blades are fixedly arranged on the circumferential array of the outer circular surface of the vibration wheel, and the vibration blades can collide with the elastic plate.
But preferably, the left and right sides press from both sides tight post chamber and keep away from each other in the lateral wall rotate respectively be equipped with press from both sides tight post threaded connection's the tight screw rod of clamp, just in the test box the tight post chamber of clamp keeps away from each other one side and is equipped with respectively and presss from both sides tight transmission chamber, the left and right sides the tight screw rod of clamp keeps away from each other one end extend to press from both sides tight transmission intracavity and outer disc fixed be equipped with and press from both sides tight driven pulleys, the left and right sides press from both sides and rotate between the wall about the tight transmission chamber and be equipped with and press from both sides tight transmission shaft, press from both sides tight transmission shaft left and right sides the tight transmission intracavity is fixed respectively to be.
Preferably, the lower wall internal fixation of rotary drum chamber is equipped with the test and presss from both sides tight actuating mechanism, driving shaft lower extreme power connect in the test presss from both sides tight actuating mechanism up end, just in the test box rotary drum chamber downside is equipped with the bevel gear chamber, press from both sides tight transmission shaft and pass the bevel gear chamber and outer disc are fixed and are equipped with driven bevel gear, bevel gear chamber upper wall internal rotation is equipped with and presss from both sides tight driving shaft, press from both sides tight driving shaft down the terminal surface fixed be equipped with driven bevel gear engaged with drive bevel gear, press from both sides tight driving shaft upper end power connect in the test press from both sides tight actuating mechanism down.
Preferably, the lower sides of the containing cavities on the left side and the right side are respectively communicated with a switching column cavity, the switching column cavity is internally provided with a switching column which can slide up and down, the lower end face of the switching column and the lower wall of the switching column cavity are fixedly connected with a switching reset spring, the upper end face of the switching column and the lower end face of the arc impact head are hinged with a connecting rod, a control cavity with an outward opening is arranged in the lifting column, a fixed switching plate is fixedly arranged on the inner wall of the lifting cavity and in the control cavity respectively, a switching spring is fixedly connected between the lower end face of the fixed switching plate and the lower wall of the control cavity, a switching electromagnet is fixedly arranged on the lower end face of the fixed switching plate and the lower wall of the control cavity respectively, and pull ropes are fixedly connected between the lower end faces of the lifting column and the left side.
Preferably, an annular collecting cavity is arranged in the test box and outside the firing pin cavity, a falling cavity with an upward opening is communicated with the upper side of the collecting cavity, and the falling cavity is connected with one side, away from the firing pin through opening, of the recovery inclined plane.
Preferably, the adjusting screw is arranged between the upper wall and the lower wall of the left side of the firing pin cavity in a rotating mode, the adjusting screw is in threaded connection with the adjusting plate, an adjusting and recycling driving mechanism is fixedly arranged on the left side in the upper wall of the firing pin cavity, the upper end of the adjusting screw is in power connection with the lower end face of the adjusting and recycling driving mechanism, the left side is in power connection with the lower end of the vibration shaft, the upper end face of the adjusting and recycling driving mechanism is adjusted, the lower side of the vibration shaft is communicated with a gear ring cavity located on the inner side of the vibration shaft, a vibration gear ring is arranged in the gear ring cavity in a rotating mode, the outer circular face of the vibration shaft is respectively and fixedly provided with.
The invention has the beneficial effects that: the device can test the strength of the display screen of the mobile equipment through the impact of the impact on the display screen, and can test the strength of the display screen under different impact conditions by changing the impact strength and the shape of the impact head, so that the test rationality is improved, and meanwhile, the device can well recover broken screen glass fragments in the impact test, and is convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
Fig. 4 is an enlarged schematic view of C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a multivariable mobile equipment display screen crushing test device, which comprises a test box 11, wherein a test cavity 15 with an upward opening is arranged in the test box 11, turning columns 12 are symmetrically and fixedly arranged on the left side of the upper end surface of the test box 11 in a front-back manner, a turning rotating shaft 13 is rotatably arranged between opposite end surfaces of the turning columns 12 on the front side and the back side, a cover plate 14 is fixedly arranged on the outer circular surface of the turning rotating shaft 13, clamping column cavities 18 are respectively communicated with the left side and the right side of the test cavity 15, clamping columns 19 are respectively arranged in the clamping column cavities 18 on the left side and the right side in a left-right sliding manner, clamping jaws 17 are respectively and fixedly arranged on opposite end surfaces of the clamping columns 19 on the left side and the right side, test mobile equipment 16 can be clamped between the clamping jaws 17 on the left side and the right side, a needle hitting cavity 28 is arranged in the test box 11 and below, a communication port 33 is communicated with the upper side of the needle striking cavity 28, a striking pin 36 is arranged in the communication port 33 and can slide up and down, a connecting plate 30 is fixedly arranged on the lower end surface of the striking pin 36, a striking spring 31 is fixedly connected between the lower end surface of the connecting plate 30 and the upper end surface of the adjusting plate 29, a sliding block 69 is fixedly arranged on the right end surface of the connecting plate 30, a rotary drum cavity 58 is communicated with the upper right side of the needle striking cavity 28, a driving shaft 59 is rotatably arranged on the lower wall of the rotary drum cavity 58, a striking rotary drum 61 is fixedly arranged on the upper end surface of the driving shaft 59, striking sliding chutes 63 with openings facing away from the driving shaft 59 are symmetrically arranged in the left and right direction in the outer circumferential surface of the striking rotary drum 61, obliquely connected resetting sliding chutes 62 are respectively communicated and symmetrically in the front and back direction between the striking, a lifting cavity 37 with an upward opening is arranged in the firing pin 36, a lifting column 38 is arranged in the lifting cavity 37 and can slide up and down, a pointed striking head 49 is fixedly arranged on the upper end surface of the lifting column 38, arc-shaped containing cavities 47 with upward openings are respectively arranged in the firing pin 36 and on the left and right sides of the lifting cavity 37, arc-shaped arc striking heads 48 are respectively arranged in the containing cavities 47 on the left and right sides in a sliding manner, the upper ends of the arc striking heads 48 on the left and right sides can be in arc-shaped butt joint to form an arc and can cover the pointed striking head 49 located at a lower limit position, a recovery inclined surface 34 is fixedly arranged on the lower wall of the testing cavity 15, a firing pin through hole 35 which is communicated up and down is arranged in the recovery inclined surface 34, the upper end of the firing pin 36 can pass through the firing pin through hole 35, the recovery inclined surface 34 is provided with an oblique conical surface, the vibrating chamber 52 is close to one lateral wall of the striker through opening 35 and the elastic plate 53 is fixedly arranged between one sides of the lower walls far away from the striker through opening 35, the left side and the right side in the lower walls of the vibrating chamber 52 are respectively provided with a vibrating shaft 54 in a rotating manner, the upper end surface of the vibrating shaft 54 is fixedly provided with a vibrating wheel 55, a vibrating blade 56 is fixedly arranged on the circumferential array of the outer circular surface of the vibrating wheel 55, and the vibrating blade 56 can collide with the elastic plate 53.
Beneficially, clamping screws 20 in threaded connection with the clamping posts 19 are respectively rotatably arranged in a side wall, away from each other, of the clamping post cavities 18 on the left side and the right side in the test box 11, clamping transmission cavities 21 are respectively arranged on one side, away from each other, of the clamping post cavities 18 on the left side and the right side in the test box 11, one ends, away from each other, of the clamping screws 20 on the left side and the right side extend into the clamping transmission cavities 21, clamping driven pulleys 22 are fixedly arranged on the outer circular surfaces of the clamping transmission cavities 21, clamping transmission shafts 25 are rotatably arranged between the left wall and the right wall of the clamping transmission cavities 21 on the left side and the right side in the clamping transmission cavities 21, clamping driving pulleys 23 are respectively and fixedly arranged at the left end and the right end of the clamping transmission shafts 25 in the.
Beneficially, a testing clamping driving mechanism 60 is fixedly arranged in the lower wall of the rotary drum cavity 58, the lower end of the driving shaft 59 is in power connection with the upper end face of the testing clamping driving mechanism 60, a bevel gear cavity 65 is arranged in the testing box 11 and at the lower side of the rotary drum cavity 58, the clamping transmission shaft 25 penetrates through the bevel gear cavity 65, a driven bevel gear 67 is fixedly arranged on the outer circumferential surface of the clamping transmission shaft, a clamping driving shaft 64 is rotatably arranged in the upper wall of the bevel gear cavity 65, a driving bevel gear 66 meshed with the driven bevel gear 67 is fixedly arranged on the lower end face of the clamping driving shaft 64, and the upper end of the clamping driving shaft 64 is in power connection with the lower end face of the.
Beneficially, the lower sides of the left and right receiving cavities 47 are respectively communicated with a switching column cavity 39, the switching column cavities 39 on the left and right sides are respectively provided with a switching column 40 capable of sliding up and down, a switching return spring 41 is fixedly connected between the lower end surface of the switching column 40 and the lower wall of the switching column cavity 39, a connecting rod 50 is hinged between the upper end surface of the switching column 40 and the lower end surface of the arc-shaped impact head 48, a control cavity 43 with an outward opening is arranged in the lifting column 38, a fixed switching plate 44 is respectively and fixedly arranged on the inner wall of the lifting cavity 37 and in the control cavity 43, a switching spring 45 is fixedly connected between the lower end surface of the fixed switching plate 44 and the lower wall of the control cavity 43, the lower end surface of the fixed switching plate 44 and the lower wall of the control cavity 43 are respectively and fixedly provided with a switching electromagnet 46, pull ropes 42 are respectively and fixedly connected between the lower end surface of the lifting column 38 and the lower end surfaces of the switching columns 40 on the left side and the right side.
Advantageously, an annular collection chamber 26 is provided inside the test box 11 and outside the striker chamber 28, a drop chamber 27 with an upward opening is provided in communication with the upper side of the collection chamber 26, and the drop chamber 27 is connected to the side of the recovery slope 34 away from the striker through opening 35.
Beneficially, an adjusting screw 32 is rotatably arranged between the upper wall and the lower wall of the left side of the striker cavity 28, the adjusting screw 32 is in threaded connection with the adjusting plate 29, an adjusting and recycling driving mechanism 51 is fixedly arranged on the left side in the upper wall of the striker cavity 28, the upper end of the adjusting screw 32 is in power connection with the lower end surface of the adjusting and recycling driving mechanism 51, the lower end of the left side of the vibrating shaft 54 is in power connection with the upper end surface of the adjusting and recycling driving mechanism 51, a gear ring cavity 68 located on the inner side of the vibrating shaft 54 is communicated with the lower side of the vibrating cavity 52, a vibrating gear ring 57 is rotatably arranged in the gear ring cavity 68, vibrating gears 70 are respectively and fixedly arranged on the outer circular surfaces of the vibrating shaft 54 on the left side and the right side, and.
The use steps herein are described in detail below with reference to fig. 1-4:
in the initial state, the clamping column 19 is accommodated in the clamping column cavity 18 to the maximum extent, the left clamping jaw 17 and the right clamping jaw 17 are far away from each other to the farthest extent, the firing pin 36 is located at the upper limit position, the connecting plate 30 is located at the upper limit position, the sliding block 69 is located at the upper limit position, the adjusting plate 29 is located at the lower limit position, the lifting column 38 is located at the lower limit position, the pull rope 42 is in a tensioning state, the switching column 40 is located at the upper limit position, and the upper ends of the left arc-shaped striking heads 48 and the right arc-.
In operation, the cover plate 14 is turned open to drive the turning shaft 13 to rotate, then the test moving device 16 is placed between the left and right clamping jaws 17, the test clamping driving mechanism 60 is started, the clamping driving shaft 64 is driven to rotate through power connection and the driving bevel gear 66 is driven to rotate, the driven bevel gear 67 is driven to rotate through gear engagement and the clamping transmission shaft 25 is driven to rotate, the left and right clamping driving pulleys 23 are driven to rotate and the left and right clamping driven pulleys 22 are driven to rotate through the clamping transmission belt 24, the left and right clamping screws 20 are driven to rotate and the left and right clamping posts 19 are driven to approach each other through threaded connection, and the left and right clamping jaws 17 are driven to approach each other, so as to clamp the test moving device 16, at the moment, the test clamping driving mechanism 60 is cut off the power connection with the clamping driving shaft 64, and then the driving shaft 59, then the impact rotary drum 61 is driven to rotate, the slide block 69 slides along the reset sliding chute 62 and is driven to move downwards, then the connecting plate 30 is driven to move downwards and drive the striker 36 to move downwards, then the lifting column 38 is driven to move downwards and drive the arc-shaped impact head 48 to move downwards, then the impact rotary drum 31 is compressed, then the impact rotary drum 61 continues to rotate until the slide block 69 slides into the impact sliding chute 63, the connecting plate 30 moves upwards due to the elastic force of the impact spring 31, then the slide block 69 is driven to move upwards along the impact sliding chute 63, further the striker 36 is driven to move upwards and drive the arc-shaped impact head 48 to move upwards, thereby the display screen in the lower end face of the test moving device 16 is impacted, the display screen is subjected to a crushing test, then the impact rotary drum 61 rotates to drive the slide block 69 to move downwards along the reset sliding chute 62 and drive the connecting plate 30 to move downwards, further the striker 36, when the force of impact needs to be changed, the adjusting and recovering driving mechanism 51 is started, the adjusting screw 32 is driven to rotate through power connection, the adjusting plate 29 is driven to move upwards through threaded connection, the impact spring 31 is further compressed, the arc-shaped impact head 48 is driven to move upwards through the corresponding transmission to impact a screen on the lower end face of the test moving device 16, the crushing tests with different force are carried out, when the shape of the impact point head needs to be changed, the upper side switching electromagnet 46 is electrified, the lower side switching electromagnet 46 is driven to move upwards through magnetic attraction, the lifting column 38 is driven to move upwards through magnetic attraction, the switching spring 45 is further compressed, the pointed impact head 49 is further driven to move upwards, meanwhile, the lifting column 38 moves upwards, the pull rope 42 is driven to move upwards, the left and right side switching columns 40 move downwards, the reset spring 41 is compressed, and the left and right side arc-shaped impact heads 48 are driven to slide and be received back into the receiving cavity, thereby the sharp-shaped impact head 49 passes through between the arc-shaped impact heads 48 at the left and right sides and continues to move upwards to complete the change of the shape of the impact head, then the arc-shaped impact heads 48 are driven to move upwards through the transmission to impact the screen at the lower end surface of the test moving device 16, the crushing tests of the impact heads with different shapes are carried out, after the tests are completed, the crushed and dropped glass fragments slide downwards along the inclined surface of the recovery inclined surface 34 to the falling cavity 27 and fall into the collection cavity 26 to complete the mobile phone, meanwhile, the recovery driving mechanism 51 is adjusted to drive the left vibration shaft 54 to rotate through power connection and drive the left vibration gear 70 to rotate, further the vibration gear ring 57 is driven to rotate through gear engagement to drive the right vibration gear 70 to rotate, further the right vibration shaft 54 is driven to rotate, the vibration shafts 54 at the left and right sides rotate to drive the vibration wheels 55 and the vibration blades, the oscillating blade 56 further collides against the elastic plate 53 to generate oscillation, thereby assisting the glass fragments falling on the upper end surface of the elastic plate 53 to slide down.
The invention has the beneficial effects that: the device can test the strength of the display screen of the mobile equipment through the impact of the impact on the display screen, and can test the strength of the display screen under different impact conditions by changing the impact strength and the shape of the impact head, so that the test rationality is improved, and meanwhile, the device can well recover broken screen glass fragments in the impact test, and is convenient to use.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a broken testing arrangement of multivariable mobile device display screen, includes the test box, its characterized in that: a test chamber with an upward opening is arranged in the test box, the left side of the upper end surface of the test box is fixedly provided with overturning columns in a front-back symmetrical manner, an overturning rotating shaft is rotatably arranged between opposite end surfaces of the overturning columns on the front side and the rear side, the outer circular surface of the overturning rotating shaft is fixedly provided with a cover plate, the left side and the right side of the test chamber are respectively communicated with a clamping column chamber, the clamping columns are respectively arranged in the clamping column chambers on the left side and the right side in a left-right sliding manner, clamping jaws are respectively fixedly arranged on opposite end surfaces of the clamping columns on the left side and the right side, test moving equipment can be clamped between the clamping jaws on the left side and the right side, a needle hitting chamber is arranged in the test box and at the lower side of the test chamber, an adjusting plate is arranged in the needle hitting chamber in a vertical sliding manner, a communication, a striking spring is fixedly connected between the lower end face of the connecting plate and the upper end face of the adjusting plate, a slide block is fixedly arranged on the right end face of the connecting plate, a rotary drum cavity is communicated with the upper right side of the striking needle cavity, a driving shaft is rotatably arranged on the lower wall of the rotary drum cavity, a striking rotary drum is fixedly arranged on the upper end face of the driving shaft, striking sliding chutes with openings facing away from the driving shaft are symmetrically arranged on the left side and the right side in the outer circle face of the striking rotary drum, obliquely connected reset sliding chutes are respectively communicated with the left side and the right side between the striking sliding chutes in a front-back symmetrical manner, the right end of the slide block can slide in the striking sliding chutes and the reset sliding chutes, a lifting cavity with an upward opening is arranged in the firing pin, a lifting column is arranged in the lifting cavity in a vertically sliding manner, a pointed striking head is fixedly, arc-shaped impact heads are respectively arranged in the containing cavities at the left side and the right side in a sliding manner, the upper ends of the arc-shaped impact heads at the left side and the right side can be in arc-shaped butt joint to form an arc and can cover the sharp impact head at the lower limit position, a recovery inclined plane is fixedly arranged on the lower wall of the test cavity, a striker through hole which is communicated up and down is arranged in the recovery inclined plane, the upper end of the firing pin can penetrate through the firing pin through opening, the recovery inclined plane is provided with an inclined conical surface, a vibration cavity with an upward opening is arranged in the recovery inclined plane, an elastic plate is fixedly arranged between one side wall of the vibration cavity close to the firing pin through opening and one side of the lower wall far away from the firing pin through opening, the left side and the right side in the lower wall of the vibration cavity are respectively and rotatably provided with a vibration shaft, the upper end surface of the vibration shaft is fixedly provided with a vibration wheel, the vibrating wheel is characterized in that vibrating blades are fixedly arranged on the circumferential array of the outer circular surface of the vibrating wheel and can collide with the elastic plate.
2. The multi-variable mobile device display screen breakage testing apparatus of claim 1, wherein: the left and right sides press from both sides tight post chamber and keep away from each other in the lateral wall respectively rotate be equipped with press from both sides tight post threaded connection's the tight screw rod of clamp, just in the test box the tight post chamber of clamp keeps away from one side each other and is equipped with respectively and presss from both sides tight transmission chamber, the left and right sides press from both sides tight screw rod and keep away from one end each other and extend to press from both sides tight transmission chamber and outer disc fixed be equipped with and press from both sides tight driven pulleys, the left and right sides press from both sides and rotate between the wall about pressing from both sides tight transmission chamber and be equipped with and press from both sides tight transmission shaft, press from both sides tight transmission chamber left and right sides fixed be.
3. The multi-variable mobile device display screen breakage testing apparatus of claim 2, wherein: the rotary drum chamber lower wall internal fixation is equipped with the test and presss from both sides tight actuating mechanism, driving shaft lower extreme power connect in the test presss from both sides tight actuating mechanism up end, just be in the test box rotary drum chamber downside is equipped with the bevel gear chamber, press from both sides tight transmission shaft and pass the bevel gear chamber and outer disc are fixed and are equipped with driven bevel gear, bevel gear chamber upper wall internal rotation is equipped with and presss from both sides tight driving shaft, press from both sides tight driving shaft lower extreme terminal surface fixed be equipped with driven bevel gear meshing's drive bevel gear, press from both sides tight driving shaft upper end power connect in the test presss from both sides tight.
4. The multi-variable mobile device display screen breakage testing apparatus of claim 1, wherein: the left and right sides accomodate the chamber downside and communicate respectively and be equipped with the switching post chamber, the left and right sides switching post intracavity respectively can be gliding from top to bottom be equipped with the switching post, switch under the post terminal surface with fixedly connected with switches reset spring between the post chamber lower wall, switch post up end with hinged joint has the connecting rod under the arc striking head between the terminal surface, be equipped with the control chamber of opening outwards in the lift post, on the lift intracavity wall and fixedly be equipped with fixed switching board respectively in the control chamber, fixed switching board under the terminal surface with fixedly connected with switches the spring between the control chamber lower wall, fixed switching board under the terminal surface with fixedly be equipped with respectively on the control chamber lower wall and switch the electro-magnet, terminal surface and the left and right sides under the lift post respectively fixedly connected with stay cord between the terminal surface under the switching post.
5. The multi-variable mobile device display screen breakage testing apparatus of claim 1, wherein: an annular collecting cavity is arranged in the test box and outside the firing pin cavity, a falling cavity with an upward opening is communicated with the upper side of the collecting cavity, and the falling cavity is connected with one side, away from the firing pin opening, of the recovery inclined plane.
6. The multi-variable mobile device display screen breakage testing apparatus of claim 1, wherein: the left side of the upper wall of the needle hitting cavity is fixedly provided with an adjusting screw rod, the adjusting screw rod is in threaded connection with the adjusting plate, the left side of the inner wall of the needle hitting cavity is fixedly provided with an adjusting and recovering driving mechanism, the upper end of the adjusting screw rod is in power connection with the lower end face of the adjusting and recovering driving mechanism, the lower end of the vibration shaft is in power connection with the upper end face of the adjusting and recovering driving mechanism, the lower side of the vibration cavity is communicated with a gear ring cavity located on the inner side of the vibration shaft, a vibration gear ring is arranged in the gear ring cavity in a rotating mode, the outer circular face of the vibration shaft is respectively fixedly provided with a vibration gear, and the vibration gear is meshed.
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| CN113340611B (en) * | 2021-06-04 | 2023-01-06 | 深圳市迈瑞威科技有限公司 | Automobile central control screen production and manufacturing performance test system and test method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009063438A (en) * | 2007-09-06 | 2009-03-26 | Kyushu Institute Of Technology | Method and device for testing surface state of measuring object |
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| CN111824449A (en) * | 2020-07-31 | 2020-10-27 | 福清市嘉泰电子科技有限公司 | Unmanned aerial vehicle rotor installation device with rotational speed detects function |
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| CN208953373U (en) * | 2018-09-03 | 2019-06-07 | 邯郸群山铸造有限公司 | A kind of cast iron flat production and processing pressure detecting ancillary equipment |
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| CN110558734A (en) * | 2019-10-31 | 2019-12-13 | 东莞市图什日用品有限公司 | Can clear up circular dining table of desktop rubbish automatically |
| CN111168452A (en) * | 2020-04-08 | 2020-05-19 | 东阳故宏机械科技有限公司 | Milling cutter fixer convenient to switch different specifications cutter |
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| CN112179604A (en) | 2021-01-05 |
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