CN212846760U

CN212846760U - Capacitive touch screen fixing and positioning mechanism

Info

Publication number: CN212846760U
Application number: CN202022174422.4U
Authority: CN
Inventors: 刘胜阳; 何平平; 戴冬华
Original assignee: Shenzhen Jiazhisheng Technology Co ltd
Current assignee: Shenzhen Jiazhisheng Technology Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-03-30
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a capacitive touch screen fixed position mechanism relates to the fixed technical field of capacitive touch screen. This capacitive touch screen fixed position mechanism includes location platform and location splint, location splint rotate with the location platform inner wall and are connected, location splint bottom one side and rotor plate laminating, rotor plate center department and dwang fixed connection, the dwang back rotates with the dead lever to be connected, dead lever and location platform inner wall fixed connection, rotor plate and location splint laminating one side bottom is provided with the pin. This capacitive touch screen fixed position mechanism, when capacitive touch screen places at location bench top and pushes down, two location splint can fix a position capacitive touch screen voluntarily, and after capacitive touch screen processing was accomplished, manual promotion location splint reset can, whole capacitive touch screen positioning process need not manual regulation location splint and fixes capacitive touch screen to reduce the required time of capacitive touch screen location.

Description

Capacitive touch screen fixing and positioning mechanism

Technical Field

The utility model relates to a fixed technical field of capacitive touch screen specifically is a capacitive touch screen fixed position mechanism.

Background

The capacitive touch screen technology works by using current induction of a human body. The capacitive touch screen is a four-layer composite glass screen, the inner surface and the interlayer of the glass screen are respectively coated with one layer of ITO, the outermost layer is a thin-layer silica glass protective layer, the interlayer ITO coating serves as a working surface, four electrodes are led out from four corners, and the inner layer of ITO serves as a shielding layer to guarantee a good working environment. When a finger touches the metal layer, a coupling capacitance is formed between the user and the touch screen surface due to the electric field of the human body, and for high frequency currents, the capacitance is a direct conductor, so that the finger draws a small current from the contact point. The currents respectively flow out of the electrodes on the four corners of the touch screen, the currents flowing through the four electrodes are in direct proportion to the distances from the fingers to the four corners, and the controller obtains the position of a touch point through accurate calculation of the proportion of the four currents.

In the production and processing process of the capacitive touch screen, a positioning mechanism is required to position the capacitive touch screen so as to complete subsequent processing or testing work. But current positioning mechanism needs manual adjusting to splint earlier in order to carry out the centre gripping to capacitive touch screen, and processing is accomplished the back and is manual adjusting to the splint so that splint break away from capacitive touch screen again, and is comparatively loaded down with trivial details among the whole operation process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a capacitive touch screen fixed position mechanism has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fixed positioning mechanism of a capacitive touch screen comprises a positioning table and a positioning clamp plate, wherein the positioning clamp plate is rotationally connected with the inner wall of the positioning table, one side of the bottom of the positioning clamp plate is attached to a rotating plate, the center of the rotating plate is fixedly connected with a rotating rod, the back of the rotating rod is rotationally connected with a fixed rod, the fixed rod is fixedly connected with the inner wall of the positioning table, a stop lever is arranged at the bottom of one side of the rotating plate, which is attached to the positioning clamp plate, the bottom end of the stop lever is fixedly connected with one end of a transmission rope, the other end of the transmission rope is fixedly connected with one end of a sleeve rod, the other end of the sleeve rod is fixedly connected with a first rack rod, the top of the first rack rod is meshed with a first gear, the back of the first gear is rotationally connected with the inner wall of the positioning table, a second gear is fixedly connected with the front of the first gear, the bottom of the movable block is movably connected with the bottom of the inner wall of the positioning table through an elastic reset assembly.

Preferably, the bottom of the positioning clamping plate is fixedly connected with one side, which is attached to the rotating plate, of the bottom of the positioning clamping plate, and the other end of the first reset spring is fixedly connected with the inner wall of the positioning table.

Preferably, the dwang cup joints inside the torsional spring, the torsional spring both ends respectively with rotor plate and dead lever fixed connection.

Preferably, the stop lever is sleeved inside the second return spring, two ends of the second return spring are respectively fixedly connected with the stop lever and the fixed plate, and the fixed plate is fixedly connected with the inner wall of the positioning table.

Preferably, the transmission rope is movably connected with the first pulley and the second pulley, and the first pulley and the second pulley are rotatably connected with the inner wall of the positioning table.

Preferably, the loop bar is sleeved inside the limit sleeve, the outer wall of the limit sleeve is fixedly connected with the inner wall of the positioning table, and the hollow part inside the limit sleeve and the longitudinal section of the loop bar are both square.

(III) advantageous effects

The utility model provides a capacitive touch screen fixed position mechanism. The method has the following beneficial effects:

(1) this capacitive touch screen fixed position mechanism, when capacitive touch screen places at location bench top and pushes down, two location splint can fix a position capacitive touch screen voluntarily, and after capacitive touch screen processing was accomplished, manual promotion location splint reset can, whole capacitive touch screen positioning process need not manual regulation location splint and fixes capacitive touch screen to reduce the required time of capacitive touch screen location.

(2) This capacitive touch screen fixed positioning mechanism, loop bar and stop collar cooperation use can carry on spacingly to the moving direction of first rack pole for only can remove about first rack pole to can not reciprocate and rotate, thereby ensured first rack pole all the time with first gear engagement, the loop bar also can drive the pin through the driving rope simultaneously and descend.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;

fig. 3 is a top view of the rotating rod of the present invention.

In the figure: 1 location platform, 2 location splint, 21 first reset spring, 3 rotor plates, 4 dwang, 41 torsional springs, 5 dead levers, 6 pin, 61 second reset spring, 62 fixed plates, 7 driving ropes, 71 first pulley, 72 second pulley, 8 loop bars, 81 stop collars, 9 first rack bar, 10 first gear, 11 second gear, 12 second rack bar, 13 movable block, 14 elasticity reset assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a capacitive touch screen fixing and positioning mechanism comprises a positioning table 1 and a positioning clamp plate 2, wherein the positioning clamp plate 2 is rotatably connected with the inner wall of the positioning table 1, one side of the bottom of the positioning clamp plate 2 is attached to a rotating plate 3, the center of the rotating plate 3 is fixedly connected with a rotating rod 4, the back of the rotating rod 4 is rotatably connected with a fixed rod 5, the fixed rod 5 is fixedly connected with the inner wall of the positioning table 1, the bottom of one side of the rotating plate 3, which is attached to the positioning clamp plate 2, is provided with a stop lever 6, the bottom end of the stop lever 6 is fixedly connected with one end of a transmission rope 7, the other end of the transmission rope 7 is fixedly connected with one end of a sleeve rod 8, the other end of the sleeve rod 8 is fixedly connected with a first rack rod 9, the top of the first rack rod 9 is meshed with a first gear 10, the back of the first gear 10 is rotatably connected with the inner wall, second rack pole 12 and movable block 13 fixed connection, movable block 13 bottom is through elasticity reset assembly 14 and 1 inner wall bottom swing joint of location platform, place when 1 top in the location platform when capacitive touch screen, two location splint 2 can fix a position capacitive touch screen automatically, after capacitive touch screen processing was accomplished, manual promotion location splint 2 reset can, whole capacitive touch screen positioning process need not manual regulation location splint 2 and fixes capacitive touch screen, thereby reduce the required time of capacitive touch screen location.

Preferably, in this embodiment, the bottom of the positioning clamp 2 is fixedly connected to one side of the rotating plate 3, which is attached to the first return spring 21, and the other end of the first return spring 21 is fixedly connected to the inner wall of the positioning table 1.

Preferably, in this embodiment, the rotating rod 4 is sleeved inside the torsion spring 41, and two ends of the torsion spring 41 are respectively fixedly connected with the rotating plate 3 and the fixing rod 5.

Preferably, in this embodiment, the stop lever 6 is sleeved inside the second return spring 61, two ends of the second return spring 61 are respectively fixedly connected with the stop lever 6 and the fixing plate 62, and the fixing plate 62 is fixedly connected with the inner wall of the positioning table 1.

Preferably, in the embodiment, the transmission rope 7 is movably connected with the first pulley 71 and the second pulley 72, and the first pulley 71 and the second pulley 72 are rotatably connected with the inner wall of the positioning table 1.

Preferably, in this embodiment, the loop bar 8 cup joints inside

stop collar

81, 1 inner wall fixed connection of stop collar 81 outer wall and location platform, the inside portion of hollowing out of stop collar 81 and the 8 longitudinal section shapes of loop bar are the square, loop bar 8 and stop collar 81 cooperation are used and can be spacing to the moving direction of first rack bar 9, make first rack bar 9 only can remove about, can not reciprocate and rotate, thereby ensured that first rack bar 9 meshes with first gear 10 all the time, loop bar 8 also can drive pin 6 through driving rope 7 and descend simultaneously.

When in use and positioning, the capacitive touch screen is directly placed on the top of the positioning table 1 and is pressed downwards, the movable block 13 is pressed by the capacitive touch screen to descend, the movable block 13 enables the elastic resetting component 14 to be compressed, during the descending process of the movable block 13, the second rack bar 12 descends under the action of the movable block 13 and drives the second gear 11 to rotate, the first gear 10 fixedly connected with the second gear 11 and the second gear 11 rotate in the same direction, the first rack bar 9 engaged with the first gear 10 pushes the loop bar 8 to move in the direction away from the first gear 10, and the loop bar 8 pulls one end of the driving rope 7 to move, the other end of the driving rope 7 pulls the stop lever 6 to descend and compress the second return spring 61, after the stop lever 6 is separated from the rotating plate 3, the positioning clamp plate 2 automatically rotates under the tensile force of the first return spring 21, so that the positioning clamp plate 2 fixes the position of the capacitive touch screen.

When the capacitive touch screen needs to be taken down, the positioning clamp plate 2 is directly rotated to enable the positioning clamp plate 2 to stretch the first reset spring 21, after the positioning clamp plate 2 is separated from the capacitive touch screen, the capacitive touch screen and the movable block 13 automatically rise for a certain distance under the action of the elastic reset assembly 14, in the rising and resetting processes of the capacitive touch screen and the movable block 13, the second rack rod 12 rises, in principle, the second gear 11 and the first gear 10 reversely rotate, the first rack rod 9 and the loop rod move towards the direction close to the first gear 10, as the driving rope 7 is not under the pulling force of the loop rod 8, the stop rod 6 automatically rises under the action of the second reset spring 61, when the bottom of the positioning clamp plate 2 is contacted with the rotating plate 3, the positioning clamp plate 2 can push the rotating plate 3 to rotate, and when the positioning clamp plate 2 is not contacted with the rotating plate 3, the rotating plate 3 automatically resets under the action of the torsion spring 41, under the action of the stop lever 6, the rotating plate 3 fixes the position of the positioning clamping plate 2, thereby realizing the reset of the whole device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a capacitive touch screen fixed position mechanism, includes location platform (1) and location splint (2), its characterized in that: the utility model discloses a fixing device for a vehicle, including a positioning clamp plate (2), a rotating plate (3), a rotating rod (4), a stop lever (6), a driving rope (7), a sleeve rod (8), a first rack bar (9), a first gear (10), a second gear (10), a positioning clamp plate (2), a positioning table (1), wherein the inner wall of the positioning clamp plate (2) is rotatably connected, one side of the bottom of the positioning clamp plate (2) is laminated with the rotating rod (3), the back of the rotating rod (4) is rotatably connected with the fixing rod (5), the inner wall of the positioning clamp plate (5) is fixedly connected with the inner wall of the positioning table (1), the bottom of the rotating plate (3) is fixedly connected with the rotating rod (4), the bottom of the one side of the stop lever (6) is fixedly connected with the driving rope (7), the other end of the, first gear (10) openly fixedly connected with second gear (11), second gear (11) one side and second rack pole (12) meshing, second rack pole (12) and movable block (13) fixed connection, movable block (13) bottom is through elasticity reset assembly (14) and location platform (1) inner wall bottom swing joint.

2. The capacitive touch screen fixing and positioning mechanism according to claim 1, wherein: the bottom of the positioning clamping plate (2) is fixedly connected with one side, which is attached to the rotating plate (3), of the first reset spring (21), and the other end of the first reset spring (21) is fixedly connected with the inner wall of the positioning table (1).

3. The capacitive touch screen fixing and positioning mechanism according to claim 1, wherein: dwang (4) cup joint inside torsional spring (41), torsional spring (41) both ends respectively with rotor plate (3) and dead lever (5) fixed connection.

4. The capacitive touch screen fixing and positioning mechanism according to claim 1, wherein: the stop lever (6) is sleeved inside the second reset spring (61), two ends of the second reset spring (61) are fixedly connected with the stop lever (6) and the fixing plate (62) respectively, and the fixing plate (62) is fixedly connected with the inner wall of the positioning table (1).

5. The capacitive touch screen fixing and positioning mechanism according to claim 1, wherein: the transmission rope (7) is movably connected with the first pulley (71) and the second pulley (72), and the first pulley (71) and the second pulley (72) are rotatably connected with the inner wall of the positioning table (1).

6. The capacitive touch screen fixing and positioning mechanism according to claim 1, wherein: the loop bar (8) is sleeved inside the limiting sleeve (81), the outer wall of the limiting sleeve (81) is fixedly connected with the inner wall of the positioning table (1), and the hollow part inside the limiting sleeve (81) and the longitudinal section of the loop bar (8) are square.