CN211318108U

CN211318108U - Water drop angle testing device for toughened film

Info

Publication number: CN211318108U
Application number: CN201922279235.XU
Authority: CN
Inventors: 肖洪浩; 卢玲; 刘连
Original assignee: Dongguan Guo Ji Optoelectronic Co ltd
Current assignee: Dongguan Guo Ji Optoelectronic Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-21
Anticipated expiration: 2029-12-17

Abstract

The utility model belongs to the technical field of the optical measurement equipment technique and specifically relates to a water droplet angle testing arrangement for tempering membrane is related to, it includes work platform, frame, micro-injector and CCD, is provided with two movable plates on the work platform, and two movable plates are parallel to each other, and the both ends of each movable plate are sent and are all provided with the shell fragment that is used for pressing from both sides tight tempering membrane sample wafer, and when the shell fragment was in natural state, the shell fragment was kept away from the one end of rotating the post and is contradicted in the movable plate. When the toughened film sample wafer needs to be placed on the working platform for testing, the toughened film sample wafer can be placed between the two movable plates, and the toughened film sample wafer is clamped on the two movable plates by the aid of elastic restoring force of the elastic pieces so as to be fixed, so that the sample wafer can be tested conveniently. The utility model has the advantages of can fix the tempering membrane sample wafer.

Description

Water drop angle testing device for toughened film

Technical Field

The utility model belongs to the technical field of the optical measurement equipment technique and specifically relates to a water droplet angle testing arrangement for tempering membrane is related to.

Background

The water drop angle is a measure indicating the humidity of the solid surface, and a low contact angle indicates that the surface having high humidity (hydrophilic property) is easy to stick when measured with most of the droplets of the stickies. The expression of high contact water drops shows that the water repellency is displayed, the surface organic pollution is heavy or the surface adhesion force is poor, the requirement of various industries on the cleanliness of the surface of a product is higher and higher nowadays, and the same is true for a mobile phone toughened film, so that the adhesion of the surface of the mobile phone toughened film is related to the high quality of the product.

For example, chinese patent with patent publication No. CN203705306U discloses a water droplet angle tester, which comprises a frame, a work platform, a micro-injector and a CCD, the frame further comprises a chassis, a bracket locked on two sides of the chassis, and a beam arranged on the bracket, the work platform adopts a platform upright post and is arranged above the chassis, a platform adjusting mechanism is further arranged between the work platform and the platform upright post, the micro-injector adopts a lifting adjusting mechanism to be installed on the beam and is positioned right above the work platform, the CCD adopts a lifting adjusting mechanism to be installed above the chassis and is positioned on the front side of the work platform, a backlight source is further arranged on the bracket, and the CCD is further connected with an industrial personal computer. When the adhesiveness of the surface of the toughened film needs to be tested, a sample of the mobile phone screen steel protective film to be tested is placed on the working platform, then the position of the CCD and the position of the working platform are adjusted, micro sample introduction is carried out through the manual sample injector, a projection amplification image of a water drop is seen on the display of the industrial personal computer, and then the wetting contact angle of the water drop relative to the sample is accurately measured.

The above prior art solutions have the following drawbacks: the sample is placed and is tested in work platform, does not have the device of fixed sample piece on the work platform, and some sample pieces adopt the mode of bonding to be connected fixedly with work platform, and the glue solution after bonding can be remained on the work platform surface, needs artifical clearance, and is comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a water droplet angle testing arrangement for tempering membrane, it has can carry out the advantage fixed to tempering membrane sample wafer.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a water droplet angle testing arrangement for tempering membrane, includes work platform, frame, microinjector, light source and CCD, is provided with two movable plates on the work platform, two the movable plate is parallel to each other, each the both ends of movable plate are provided with the locating piece, each the locating piece can be dismantled and be connected with the shell fragment that is used for pressing from both sides tight tempering membrane appearance piece, works as when the shell fragment is in natural state, the shell fragment is kept away from the one end of locating piece contradict in the movable plate.

By adopting the technical scheme, the toughened film sample wafer can be fixed on the working platform by additionally arranging the movable plate and the elastic sheet, and the positioning block is detachably connected with the elastic sheet so as to facilitate the replacement and installation of the elastic sheet; when the toughened film sample wafer needs to be placed on the working platform for testing, the toughened film sample wafer can be placed between the two movable plates, and the toughened film sample wafer is clamped on the two movable plates by the aid of elastic restoring force of the elastic pieces so as to be fixed, so that the sample wafer can be tested conveniently.

The present invention may be further configured in a preferred embodiment as: the two ends of the two movable plates are connected with sliders, two limiting plates are arranged on the working platform and are respectively located at the two ends of the two movable plates, sliding grooves are formed in the tops of the two limiting plates and correspond to the sliding grooves, each sliding groove is arranged along the length direction of the corresponding limiting plate and corresponds to the sliding groove in a sliding mode and is connected with the sliding groove, and each abutting assembly used for fixing the sliders is arranged between the sliders and the two limiting plates.

Through adopting above-mentioned technical scheme, the slider slides at the spout and is connected and to make two movable plates move along the spout, adjusts the distance between two movable plates, and then places the tempering membrane sample wafer of equidimension not, and the commonality is good.

The present invention may be further configured in a preferred embodiment as: each butt subassembly includes butt piece and threaded rod, two cell walls that the spout deviates from all are provided with and are the spacing groove that runs through the setting, each spacing groove sets up along the corresponding length direction of spout, each group among the butt subassembly the threaded rod set up in outside the limiting plate, each group among the butt subassembly the butt piece connect in the threaded rod is kept away from the one end of slider, each the slider is towards a side surface of spacing groove is provided with the screw hole, each the threaded rod runs through the spacing groove with the screw hole threaded connection that corresponds, each the butt piece contradicts in the spacing notch.

By adopting the technical scheme, the threaded rod is in threaded connection with the threaded hole, so that the abutting block can be stably abutted against the limiting groove, and the sliding block is fixed at a required position in the sliding groove; when two movable plates are required to be fixed, the threaded rod is rotated to enable the threaded rod to be in threaded connection with the threaded hole until the abutting block abuts against the notch of the limiting groove tightly, and then the sliding block is fixed.

The present invention may be further configured in a preferred embodiment as: and one end of each abutting block, which is far away from the threaded rod, is fixedly connected with a rotary cover.

Through adopting above-mentioned technical scheme, be convenient for rotate the butt joint piece, and then be convenient for the staff rotates threaded rod and screw hole threaded connection.

The present invention may be further configured in a preferred embodiment as: the two ends of each moving plate are rotatably connected with vertically arranged rotating columns, and one ends of the positioning blocks, which are far away from the elastic sheets, are connected with one ends of the rotating columns, which are far away from the moving plates.

Through adopting above-mentioned technical scheme, the setting of column rotates can make the shell fragment rotate outwards and open, makes tempering membrane sample wafer have enough space to put on the movable plate, and then the staff of being convenient for places tempering membrane sample wafer.

The present invention may be further configured in a preferred embodiment as: the elastic piece faces one end of the positioning block and is fixedly connected with an insertion block, the positioning block is provided with insertion holes corresponding to the insertion blocks, each insertion block is provided with a spring and a pressing block, each insertion block is provided with a positioning hole extending out of and retracting into the pressing block, the spring is arranged in the positioning hole, two ends of the spring are fixedly connected to the bottom of the positioning hole and the pressing block respectively, a circular hole penetrating through the insertion hole is formed in a hole wall of the working platform, the insertion block is in insertion fit with the insertion holes, and the pressing block is used for extending out of and retracting into the circular hole.

By adopting the technical scheme, when the elastic sheet is required to be arranged on the positioning block, the inserting block is inserted into the inserting hole, the pressing block is aligned with the round hole, and under the action of the spring, the pressing block extends out of the round hole, so that the elastic sheet is fixed on the positioning block; when the shell fragment is dismantled so that the shell fragment is changed to needs, press down the pressing block and make the pressing block retract into the round hole, the spring compression, the inserted block breaks away from the jack, and then makes the shell fragment dismantled.

The present invention may be further configured in a preferred embodiment as: and the bottom of each positioning hole is provided with a guide post, and the spring is sleeved on the guide post.

Through adopting above-mentioned technical scheme, the setting of guide post has played the guide effect to the spring, reduces the skew of spring and walks the position.

The present invention may be further configured in a preferred embodiment as: one end of each elastic sheet, which is far away from the corresponding insertion block, is connected with a shifting sheet which is arranged in an inclined manner.

Through adopting above-mentioned technical scheme, the plectrum is the slope setting and is convenient for the staff to stir the shell fragment and rotate, and the shell fragment that is also convenient for simultaneously presss from both sides tight tempering membrane sample wafer.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the toughened film sample wafer can be fixed on the working platform by additionally arranging the movable plates and the elastic sheets, the positioning blocks are detachably connected with the elastic sheets so as to facilitate replacement and installation of the elastic sheets, when the toughened film sample wafer needs to be placed on the working platform for testing, the toughened film sample wafer can be placed between the two movable plates, and the toughened film sample wafer is clamped on the two movable plates by using the elastic restoring force of the elastic sheets so as to be fixed, so that the sample wafer can be tested conveniently;

2. the sliding blocks are connected in a sliding way, so that the two movable plates can move along the sliding way, the sliding blocks connected to the two movable plates are fixed at required positions by the abutting components, the distance between the two movable plates is adjusted, and then toughened film sample wafers with different sizes are placed, so that the universality is good;

3. the arrangement of the rotating column can enable the elastic sheet to rotate and open outwards, so that the toughened film sample wafer has enough space to be placed on the moving plate, and further, workers can place the toughened film sample wafer conveniently;

4. the positioning block is detachably connected with the elastic sheet, so that the elastic sheet can be conveniently installed, detached and replaced.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a working platform in an embodiment of the present invention;

fig. 3 is a schematic view of an assembly relationship between the moving plate and the limiting plate according to the embodiment of the present invention;

fig. 4 is a schematic view of an assembly relationship between the positioning block and the elastic sheet and between the positioning block and the movable plate in the embodiment of the present invention.

In the figure, 1, a bottom plate; 2. an adjustment mechanism; 3. a backlight source; 4. a micro-injector; 5. a support; 51. a support plate; 52. mounting a plate; 6. a CCD; 7. a working platform; 8. a limiting plate; 9. positioning blocks; 10. a spring plate; 11. a shifting sheet; 12. moving the plate; 13. a chute; 14. a limiting groove; 15. screwing a cover; 16. a butting block; 17. a threaded rod; 18. a threaded hole; 19. a circular hole; 20. a jack; 21. a pressing block; 22. a spring; 23. positioning holes; 24. a through hole; 25. a containing groove; 26. a guide post; 27. rotating the column; 28. a limiting column.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a water droplet angle testing arrangement for tempering membrane, including work platform 7, frame, micro-injector 4, backlight 3 and CCD 6. The frame includes bottom plate 1 and support 5, and support 5 fixed mounting is in one side of bottom plate 1, and the light source setting is kept away from one side of support 5 at bottom plate 1. The bracket 5 comprises two parallel support plates 51 and a U-shaped mounting plate 52, wherein two ends of the mounting plate 52 are respectively connected with the two support plates 51, and preferably, the two support plates 51 and the mounting plate 52 are integrally formed. The micro-injector 4 is mounted on the side of the mounting plate 52 facing the backlight 3, the CCD6 is mounted between the two support plates 51 and faces one end of the backlight 3, and the CCD6 is connected to the industrial personal computer. Meanwhile, the working platform 7 is installed on the bottom plate 1 and is positioned below the micro-injector 4, and the working platform 7 is positioned between the CCD6 and the backlight source 3. In addition, an adjusting mechanism 2 is arranged between the working platform 7 and the bottom plate 1, and the working platform 7 can be adjusted up and down, left and right through the adjusting mechanism 2.

Referring to fig. 2, specifically, when the adhesiveness of the tempered film sample needs to be tested, in order to fix the tempered film sample on the working platform 7, two movable plates 12 for supporting the tempered film sample are arranged on the working platform 7, and the two movable plates 12 are parallel to each other. The two ends of each moving plate 12 are connected with sliders, and preferably, the sliders are integrally formed with the moving plates 12. Two parallel limiting plates 8 are fixedly mounted on the working platform 7, and the two limiting plates 8 are respectively located at two ends of the two movable plates 12 and are arranged along the length direction of the working platform 7. The top of each limiting plate 8 is provided with the spout 13 that corresponds with each slider, and each spout 13 is seted up along the length direction of the limiting plate 8 that corresponds, and each slider slides with the spout 13 that corresponds and is connected, and then removes two movable plates 12, adjusts the distance between two movable plates 12 to be applicable to the placing of the tempering membrane sample wafer of different sizes.

Referring to fig. 3, further, two groove walls that two sliding grooves 13 deviate from are all provided with a limiting groove 14 that is through the setting, and each limiting groove 14 is arranged along the length direction of the corresponding sliding groove 13. Simultaneously be provided with between each slider and two limiting plates 8 and be used for the fixed butt subassembly of slider, it is preferred, each butt subassembly includes butt piece 16 and threaded rod 17, and threaded rod 17 in each group's butt subassembly is the level and sets up outside corresponding limiting plate 8, and butt piece 16 in each group's butt subassembly is fixed to be welded in the one end that the slider was kept away from to corresponding threaded rod 17, and each slider is seted up threaded hole 18 towards a side surface of spacing groove 14 notch. In addition, a rotary cover 15 is fixedly mounted at one end of each abutting block 16 far away from the corresponding threaded rod 17, so that the abutting blocks 16 can be rotated by a worker conveniently. The threaded rods 17 are rotated, each threaded rod 17 penetrates through the limiting groove 14 to be in threaded connection with the corresponding threaded hole 18, the abutting block 16 abuts against the limiting groove 14, the sliding block is fixed at a required position, and then the moving plate 12 is fixed.

Referring to fig. 4, two ends of the two moving plates 12 are provided with positioning blocks 9, preferably, each positioning block 9 is arranged in an L shape, meanwhile, two ends of each moving plate 12 are rotatably connected with a rotating column 27 arranged vertically and a through hole 24 for rotatably accommodating the rotating column 27, and one end of the positioning block 9 is fixedly welded with one end of the rotating column 27 far away from the moving plate 12. In order to make the positioning blocks 9 not easily loose and separate from the moving plate 12, one end of each rotating column 27, which is far away from the corresponding positioning block 9, is fixedly welded with a limiting column 28 and a containing groove 25 for accommodating the limiting column 28, one end of each positioning block 9, which is far away from the rotating column 27, is detachably connected with an elastic sheet 10 for clamping a toughened film sample sheet, and the elastic sheet 10 is arranged in a Z shape. In addition, one end of the elastic sheet 10 far away from the positioning block 9 is fixedly connected with a shifting sheet 11, and the shifting sheet 11 is arranged in an upward inclined mode from the connection with the elastic sheet 10 to the end far away from the moving plate 12, so that the elastic sheet 10 can be shifted conveniently. When the elastic sheet 10 is in a natural state, one end of the elastic sheet 10 far away from the rotating column 27 is abutted against the moving plate 12. In order to place the tempered film sample on the two moving plates 12, the elastic sheets 10 are rotated to open the elastic sheets 10 at the two ends of the moving plate 12 until enough space is available for the tempered film sample to slide into the moving plate 12.

Referring to fig. 4, specifically, the spring plate 10 is fixedly welded with the one end of the positioning block 9, the positioning block 9 is provided with a jack 20 corresponding to the plug block towards the one end of the spring plate 10, each plug block is in plug-in fit with the corresponding jack 20, meanwhile, each plug block is provided with a spring 22 and a pressing block 21, a positioning hole 23 for the pressing block 21 to stretch out and retract is provided on the surface of one side of the plug block, which is far away from the working platform 7, the spring 22 is arranged in the positioning hole 23, the two ends of the spring 22 are respectively and fixedly connected to the bottom of the positioning hole 23 and the surface of one side of the pressing block 21, which is far away from the bottom of the positioning hole 23, a hole wall of the jack 20, which is provided with a circular hole 19 running through the setting. In addition, each locating hole 23 hole bottom all fixedly connected with guide post 26, spring 22 is located on guide post 26, and then reduces the skew of spring 22 and walks the position. When the elastic sheet 10 needs to be installed, the inserting block is inserted into the corresponding inserting hole 20, the pressing block 21 is aligned to the round hole 19, the pressing block 21 extends out of the round hole 19 under the action of the spring 22, the elastic sheet 10 is further installed on the positioning block 9, when the elastic sheet 10 needs to be disassembled, the pressing block 21 is pressed to enable the pressing block 21 to retract into the round hole 19, and the inserting block is separated from the inserting hole 20, so that the elastic sheet 10 can be disassembled.

The implementation principle of the embodiment is as follows: when the toughened film sample wafer needs to be placed on the working platform 7 for testing, the two movable plates 12 are moved to adjust the distance between the two movable plates 12, the threaded rod 17 is rotated to enable the abutting block 16 to abut against the limiting groove 14, the two movable plates 12 are fixed at the required positions, the elastic sheet 10 is stirred to enable the elastic sheet 10 to rotate until enough space is available to enable the toughened film sample wafer to be placed between the two movable plates 12, and the elastic sheet 10 is rotated reversely to enable the toughened film sample wafer to be clamped on the two movable plates 12, so that the toughened film sample wafer is fixed, and testing of the toughened film sample wafer is facilitated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a water droplet angle testing arrangement for tempering membrane, includes work platform (7), frame, backlight (3), micro-injector (4) and CCD (6), its characterized in that: be provided with two movable plates (12) on work platform (7), two movable plates (12) are parallel to each other, each the both ends of movable plate (12) are provided with locating piece (9), each locating piece (9) can be dismantled and be connected with shell fragment (10) that are used for pressing from both sides tight tempering membrane sample piece, work as when shell fragment (10) are in natural state, shell fragment (10) are kept away from the one end of locating piece (9) contradict in movable plate (12).

2. The water drop angle test device for the tempered film as recited in claim 1, wherein: two the both ends of movable plate (12) all are connected with the slider, be provided with two limiting plate (8) on work platform (7), two limiting plate (8) are located two respectively the both ends of movable plate (12), the top of two limiting plate (8) all is provided with spout (13), each spout (13) are along corresponding the length direction of limiting plate (8) sets up, each the slider with correspond spout (13) are slided and are connected, each the slider with two be provided with between limiting plate (8) and be used for fixing the butt subassembly of slider.

3. The water drop angle test device for the tempered film as recited in claim 2, wherein: each butt subassembly includes butt piece (16) and threaded rod (17), two cell walls that spout (13) deviate from all are provided with and are the spacing groove (14) that run through the setting, each spacing groove (14) set up along the length direction of corresponding spout (13), threaded rod (17) in each group of butt subassembly set up in limiting plate (8) outer just, in each group of butt subassembly butt piece (16) connect in threaded rod (17) keep away from the one end of slider, each slider orientation one side surface of spacing groove (14) is provided with screw hole (18), each threaded rod (17) run through spacing groove (14) with corresponding screw hole (18) threaded connection, butt piece (16) contradict in spacing groove (14) notch.

4. The water drop angle test device for the tempered film as recited in claim 3, wherein: and a rotary cover (15) is fixedly connected to one end, far away from the threaded rod (17), of the abutting block (16).

5. The water drop angle test device for the tempered film as recited in claim 1, wherein: two ends of each moving plate (12) are rotatably connected with vertically arranged rotating columns (27), and one end, far away from the elastic sheet (10), of each positioning block (9) is connected with one end, far away from the moving plate (12), of each rotating column (27).

6. The water drop angle test device for the tempered film as recited in claim 1, wherein: the elastic sheet (10) faces towards one end of the positioning block (9) and is fixedly connected with an insertion block, a jack (20) corresponding to the insertion block is arranged on the positioning block (9), a spring (22) and a pressing block (21) are arranged on each insertion block, a positioning hole (23) extending out of and retracting into the pressing block (21) is formed in each insertion block, the spring (22) is arranged in the positioning hole (23), two ends of the spring (22) are fixedly connected to the hole bottom of the positioning hole (23) and the pressing block (21) respectively, a circular hole (19) penetrating through the working platform (7) is formed in a hole wall of the insertion hole (20), the insertion block is in inserting fit with the insertion hole (20), and the pressing block (21) is used for extending out of and retracting into the circular hole (19).

7. The water drop angle test device for the tempered film as recited in claim 6, wherein: and guide columns (26) are arranged at the bottoms of the positioning holes (23), and the springs (22) are sleeved on the guide columns (26).

8. The water drop angle test device for the tempered film as recited in claim 6, wherein: one end, far away from the corresponding insertion block, of each elastic sheet (10) is connected with a shifting sheet (11), and the shifting sheets (11) are obliquely arranged.