CN216526602U - Liquid crystal display module touch scribing test mechanism - Google Patents

Abstract

The utility model discloses a liquid crystal display module touch control marking-out testing mechanism which comprises a frame plate and a frame position die, wherein the frame position die is fixedly connected to the middle of the top of the frame plate, the top of the frame plate is symmetrically connected with a linear lead screw, a portal frame is arranged at the top of the linear lead screw, a path switching mechanism is arranged at the top of the portal frame through a positioning block, a capacitance pen is arranged on the front face of the path switching mechanism through a fixing block, a fixing mechanism is arranged at the top of the frame position die in a rectangular shape, and a lighting connecting mechanism is arranged at the top of the frame plate through a bolt; the utility model is composed of a frame plate, a frame position die, a linear screw rod, a path switching mechanism and a lighting connecting mechanism, adopts a line drawing mechanism which is formed by a plurality of capacitance pens and drives a liquid crystal display module to display a line drawing path by software, can realize a dead-corner-free full-screen line drawing test, and simultaneously improves the line drawing test efficiency, thereby solving the problems of uneven curve of a drawn line and local missed line drawing test caused by pure-hand drawn line of a single pen in the touch line drawing test of the liquid crystal display module body.

Description

Liquid crystal display module touch scribing test mechanism

Technical Field

The application relates to the field of display modules, in particular to a liquid crystal display module touch scribing test mechanism.

Background

Liquid Crystal Displays (LCDs) are used in digital watches and one type of display for many portable computers. The LCD display uses two sheets of polarized material with a liquid crystal solution between them. When current is passed through the liquid, the crystals will rearrange so that light cannot pass through them. Thus, each crystal acts like a louver, both allowing light to pass through and blocking light. Liquid crystal displays are currently developed towards the goal of being light, thin, short, and small, and display products having a long history in the computer periphery are certainly no exception.

However, when the existing liquid crystal display module tests the touch function, a single pen is mostly used for drawing lines on a screen subjectively, the lines are not bent uniformly, some areas can not be drawn, and the touch state of the liquid crystal display module cannot be obtained through poor local touch screen test.

Disclosure of Invention

The utility model aims to: the utility model provides a liquid crystal display module touch-control marking off accredited testing organization, when having solved liquid crystal display module test touch-control function, mostly rely on subjective setting-out with single pen on the screen, the line is curved inhomogeneous, and some regions can not draw, and the touch-control state of liquid crystal display module can not be reachd in the bad test of local touch screen to in the touch-control test of liquid crystal display module, inefficiency, and the poor problem of effect.

The technical scheme of the utility model is as follows: the utility model provides a liquid crystal display module touch-control marking off accredited testing organization, includes deckle board and deckle position mould, deckle position mould fixed connection is in the centre department at deckle board top, the top symmetric connection of deckle board has the sharp lead screw, and the top of sharp lead screw is equipped with the portal frame, the top of portal frame is equipped with route switching mechanism through the locating piece, route switching mechanism's front is equipped with the electric capacity pen through the fixed block, the top of deckle position mould is the rectangle and is equipped with fixed establishment, the top of deckle board is equipped with through the bolt and lights coupling mechanism.

As a preferred embodiment of the touch scribing testing mechanism for the liquid crystal display module provided by the utility model, the top of the frame mold is provided with a placing groove, and a liquid crystal display module body adapted to the placing groove is placed on the inner side of the placing groove.

As a preferred embodiment of the liquid crystal display module touch scribing testing mechanism provided by the present invention, the top of the gantry is symmetrically connected with positioning blocks, the opposite sides of the positioning blocks are connected with a path switching mechanism through displacement rods, a capacitor pen is mounted between the path switching mechanism and the fixing blocks in an array manner, and the top of the path switching mechanism is fixedly connected with a handle.

As a preferred embodiment of the liquid crystal display module touch scribing testing mechanism provided by the present invention, opposite sides of the positioning block are fixedly connected with a first magnet piece, two sides of the path switching mechanism are fixedly connected with a second magnet piece, and the first magnet pieces correspond to the second magnet pieces respectively.

As a preferred embodiment of the touch scribing testing mechanism for the liquid crystal display module, the fixing mechanism comprises a placement groove and a fixing push plate, the placement groove is arranged at the top of the frame mold in a rectangular shape, a sliding groove is arranged in the middle of the bottom wall of the placement groove, and a telescopic spring is fixedly connected to the inner wall of the sliding groove.

As a preferred embodiment of the liquid crystal display module touch scribing testing mechanism provided by the present invention, a sliding block adapted to the sliding groove is fixedly connected to a middle portion of a bottom of the fixed pushing plate, the sliding block is slidably mounted inside the sliding groove, and a sponge pad is fixedly connected to one end surface of the fixed pushing plate close to the liquid crystal display module body.

As a preferred embodiment of the touch scribing testing mechanism for the liquid crystal display module provided by the utility model, one end of the expansion spring, which is far away from the inner wall of the sliding groove, is connected with the back surface of the sliding block, and the surface of the spongy cushion is attached to the outer wall of the liquid crystal display module body.

As a preferred embodiment of the touch-control scribing test mechanism for the liquid crystal display module, the lighting connection mechanism includes a lower lighting plate and an upper lighting plate, the lower lighting plate is fixedly connected to the top of the frame plate through a bolt, the upper lighting plate is connected to the top of the lower lighting plate through a rotating shaft, two opposite surfaces of the lower lighting plate and the upper lighting plate which are connected through the rotating shaft are connected through a torsion spring, and the FPC on the liquid crystal display module body is located between the lower lighting plate and the upper lighting plate.

As a preferred embodiment of the touch scribing testing mechanism for the liquid crystal display module, provided by the utility model, an arc-shaped groove is formed in the top of one end, away from the upper lighting plate, of the lower lighting plate, displacement grooves are formed in opposite sides of the arc-shaped groove, a reset spring is fixedly connected to the inner wall of the displacement groove, a fixed shaft is slidably arranged on the inner side of the arc-shaped groove, and an arc-shaped opening is formed in the corner of the arc-shaped groove.

As a preferred embodiment of the touch scribing testing mechanism for the liquid crystal display module, one end of the upper lighting plate, which is far away from the lower lighting plate, is fixedly connected with an arc-shaped fixture block which is adaptive to the arc-shaped opening, the arc-shaped fixture block is clamped between the fixed shaft and the arc-shaped opening, two ends of the fixed shaft are fixedly connected with displacement shafts which are adaptive to the displacement grooves, the displacement shafts are slidably installed in the displacement grooves, and one end of the reset spring, which is far away from the inner walls of the displacement grooves, is connected with the outer walls of the displacement shafts.

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

1. the utility model is composed of a frame plate, a frame position die, a linear screw rod, a path switching mechanism and a lighting connecting mechanism, a line drawing mechanism which is composed of a plurality of capacitance pens is adopted to drive a liquid crystal display module to display a line drawing path, the line drawing mechanism can realize the dead-angle-free full-screen line drawing test, and simultaneously improves the line drawing test efficiency, thereby solving the problems of uneven line drawing bending, local missing line drawing test, missed line drawing test and slow line drawing test efficiency caused by pure-hand line drawing of a single pen in the touch line drawing test of the liquid crystal display module body.

2. The liquid crystal display module is characterized in that the fixing mechanism is arranged on the liquid crystal display module body, the fixing push plate is arranged in the containing groove in a sliding mode through the sliding block at the bottom of the fixing push plate, the sliding block is supported by the telescopic spring, the fixing push plate fixes the liquid crystal display module body under the action of the telescopic spring, and the sponge pad can reduce the force borne by the liquid crystal display module body and protect the liquid crystal display module body, so that the problem that the scribing test of the liquid crystal display module is influenced because the liquid crystal display module deflects under the action of a capacitance pen force in the touch test of the liquid crystal display module can be solved.

3. The liquid crystal display module is characterized in that the lower lighting plate and the upper lighting plate are connected through the rotating shaft and the torsion spring, and the upper lighting plate is fixed in the arc-shaped opening through the arc-shaped clamping block at the front end, so that the liquid crystal display module FPC can be conveniently placed in the arc-shaped opening and can be lighted for subsequent touch test.

4. The fixed shaft in the lighting connection mechanism is arranged on the inner side of the arc-shaped groove in a sliding mode through the displacement shaft, and the displacement shaft is supported by the reset spring, so that the fixed shaft is deviated towards the inner side of the arc-shaped groove when the fixed shaft is abutted by the arc-shaped clamping block, when the arc-shaped clamping block is clamped into the arc-shaped opening, the reset spring resets the fixed shaft, the surface of the fixed shaft is in contact with the arc surface of the arc-shaped clamping block and is fixed on the upper lighting plate, and therefore the FPC of the liquid crystal display module can be conveniently placed in and taken out, and the touch test efficiency of the liquid crystal display module is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a testing mechanism according to the present invention;

FIG. 2 is a schematic perspective top view of the testing mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic perspective view of a path switching mechanism according to the present invention;

FIG. 5 is a partial perspective view of the frame plate of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 5;

wherein: 1. a frame plate; 2. a frame position die; 3. a linear screw rod; 4. placing the mixture into a groove; 5. a gantry; 6. a path switching mechanism; 7. a fixed block; 8. a capacitance pen; 9. a handle; 10. a first magnet piece; 11. positioning blocks; 12. a second magnet piece; 13. a fixing mechanism; 1301. a placing groove; 1302. fixing the push plate; 1303. a sliding groove; 1304. a tension spring; 1305. a slider; 1306. a sponge cushion; 14. lighting the connection mechanism; 1401. a lower lighting plate; 1402. an upper lighting plate; 1403. a cambered surface clamping block; 1404. an arc-shaped slot; 1405. a fixed shaft; 1406. a displacement shaft; 1407. a displacement slot; 1408. a return spring; 1409. an arc-shaped opening; 15. the liquid crystal display module body.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to specific conditions, and the conditions used in the experiments are not specifically mentioned.

Example 1

As shown in fig. 1 to 2, the embodiment provides a liquid crystal display module touch scribing testing mechanism, including a frame plate 1 and a frame position mold 2, the frame position mold 2 is fixedly connected to the middle of the top of the frame plate 1, the top of the frame plate 1 is symmetrically connected with a linear lead screw 3, and the top of the linear lead screw 3 is provided with a portal frame 5, the top of the portal frame 5 is provided with a path switching mechanism 6 through a positioning block 11, the front of the path switching mechanism 6 is provided with a capacitance pen 8 through a fixing block 7, the top of the frame position mold 2 is provided with a fixing mechanism 13 in a rectangular shape, and the top of the frame plate 1 is provided with a lighting connecting mechanism 14 through a bolt.

When this accredited testing organization installation: the frame plate 1 is installed on the lighting tester, the linear screw rods 3 are installed on the frame plate 1, the portal frame 5 is installed on the two linear screw rods 3, the left and right positioning blocks 11 and the path switching mechanism 6 are installed on the portal frame 5, the capacitance pen 8 is installed on the fixing block 7, and the fixing block 7 is installed on the path switching mechanism 6 (the path switching mechanism 6 operates left and right).

When the testing mechanism is debugged: the liquid crystal display module body 15 is placed in the placing groove 4 of the frame position die 2, the lighting connecting mechanism 14 presses the FPC of the liquid crystal display module body 15, after the liquid crystal display module body 15 is lighted by the testing machine through the lighting connecting mechanism 14, the liquid crystal display module body 15 is positioned in a test interface waiting for scribing, the height of the fixed block 7 is adjusted, the capacitance pens 8 are just contacted with the surface of the liquid crystal display module body 15, the distance between each capacitance pen 8 is adjusted according to the partition distance on the liquid crystal display screen, each capacitance pen 8 is positioned at the center of a set scribing area, the positioning blocks 11 at two sides of the path switching mechanism 6 are adjusted according to the partition distance of the display picture of the liquid crystal display module, the capacitance pens 8 can accurately scribe and test adjacent areas after the paths are switched, and the two ends of the path switching mechanism 6 and the positioning blocks 11 are respectively provided with a magnet piece, so as to suck the path switching mechanism 6 to avoid swinging, and prevent the line drawing process from loosening and the path from deviating.

When this accredited testing organization tests: the liquid crystal display module body 15 is placed on the placing groove 4 of the frame position die 2, the connecting mechanism 14 is lightened to press the FPC of the liquid crystal display module body 15, the liquid crystal display module is lightened, when an interface to be tested appears on a picture of the liquid crystal display module, the capacitance pen 8 is moved to the right through the path switching mechanism 6 firstly, the second magnet piece 12 on the right positioning block 11 is adsorbed, and then the handle 9 is pulled to pull the whole portal frame 5 to the bottom. Then the handle 9 is held to move the capacitance pen 8 and the path switching mechanism 6 to the left to be adsorbed by the second magnet piece 12 on the left positioning block 11, and then the handle 9 is pulled to pull the whole portal frame 5 to the bottom, so that the two-way scribing test is completed.

Example 2

As a further structural optimization of embodiment 1, as shown in fig. 1 and 4, a set-in groove 4 is formed at the top of the frame mold 2 in this embodiment, and a liquid crystal display module body 15 adapted to the set-in groove 4 is disposed inside the set-in groove 4; the top of the portal frame 5 is symmetrically connected with positioning blocks 11, the opposite sides of the positioning blocks 11 are connected with a path switching mechanism 6 through displacement rods, capacitance pens 8 are arranged between the path switching mechanism 6 and the fixing blocks 7 in an array mode, and the top of the path switching mechanism 6 is fixedly connected with a handle 9; the opposite sides of the positioning block 11 are fixedly connected with first magnet pieces 10, the two sides of the path switching mechanism 6 are fixedly connected with second magnet pieces 12, and the first magnet pieces 10 correspond to the second magnet pieces 12 respectively.

In the utility model, the liquid crystal display module comprises a frame plate 1, a frame position die 2, a linear screw rod 3, a path switching mechanism 6 and a lighting connecting mechanism 14, a liquid crystal display module is driven by software to display a line drawing path, and a line drawing mechanism consisting of a plurality of capacitance pens 8 can realize a dead-angle-free full-screen line drawing test and simultaneously improve the line drawing test efficiency, so that the problems of missed inspection and slow line drawing test efficiency caused by uneven line drawing bending and local missed line drawing test due to pure-hand line drawing of a single pen in a touch line drawing test of a liquid crystal display module body 15 can be solved.

As shown in fig. 3, the fixing mechanism 13 includes a placement groove 1301 and a fixing push plate 1302, the placement groove 1301 is rectangular and is arranged at the top of the frame position mold 2, a sliding groove 1303 is arranged in the middle of the bottom wall of the placement groove 1301, and a telescopic spring 1304 is fixedly connected to the inner wall of the sliding groove 1303; the middle part of the bottom of the fixed push plate 1302 is fixedly connected with a sliding block 1305 matched with the sliding groove 1303, the sliding block 1305 is slidably mounted in the sliding groove 1303, and one end face of the fixed push plate 1302, close to the liquid crystal display module body 15, is fixedly connected with a sponge pad 1306.

The end of the retractable spring 1304 away from the inner wall of the sliding groove 1303 is connected to the back surface of the sliding block 1305, and the surface of the foam-rubber cushion 1306 is attached to the outer wall of the liquid crystal display module body 15.

In the utility model, the fixing mechanism 13 is used for fixing the liquid crystal display module body 15, because the fixed push plate 1302 is arranged in the arrangement groove 1301 in a sliding manner through the bottom sliding block 1305, and the sliding block 1305 is supported by the telescopic spring 1304, the fixed push plate 1302 fixes the liquid crystal display module body 15 under the action of the telescopic spring 1304, and the sponge pad 1306 can reduce the force borne by the liquid crystal display module body 15 to protect the liquid crystal display module body, thereby avoiding the problem that the liquid crystal display module is deflected by the action of the 8-force of the capacitance pen to influence the scribing test of the liquid crystal display module in the touch test of the liquid crystal display module.

Example 3

As a further structural optimization of embodiment 2, as shown in fig. 5, the lighting connecting mechanism 14 includes a lower lighting plate 1401 and an upper lighting plate 1402, the lower lighting plate 1401 is fixedly connected to the top of the frame plate 1 by bolts, the upper lighting plate 1402 is connected to the top of the lower lighting plate 1401 by a rotating shaft, and two opposite surfaces of the lower lighting plate 1401 and the upper lighting plate 1402 connected by the rotating shaft are connected by a torsion spring, and the FPC on the liquid crystal display module main body 15 is located between the lower lighting plate 1401 and the upper lighting plate 1402.

The top that the board 1401 kept away from last board 1402 one end of lighting has seted up arc groove 1404 under this embodiment, and the opposite side of arc groove 1404 has all seted up displacement groove 1407, fixedly connected with reset spring 1408 on the inner wall of displacement groove 1407, and the inboard slip of arc groove 1404 is equipped with fixed axle 1405, and arc opening 1409 has been seted up at the corner of arc groove 1404.

In the utility model, the lighting connecting mechanism 14 is used for lighting the liquid crystal display module body 15, because the lower lighting plate 1401 and the upper lighting plate 1402 are connected by the rotating shaft and the torsion spring, and the upper lighting plate 1402 is fixed in the arc-shaped opening 1409 through the arc-shaped fixture block 1403 at the front end, the liquid crystal display module FPC can be conveniently placed in the upper lighting plate 1402, and the upper lighting plate is lighted for subsequent touch test.

As shown in fig. 6, in this embodiment, an end of the upper lighting plate 1402 away from the lower lighting plate 1401 is fixedly connected with an arc-shaped fixture block 1403 adapted to the arc-shaped opening 1409, the arc-shaped fixture block 1403 is clamped between the fixed shaft 1405 and the arc-shaped opening 1409, both ends of the fixed shaft 1405 are fixedly connected with a displacement shaft 1406 adapted to the displacement groove 1407, the displacement shaft 1406 is slidably installed inside the displacement groove 1407, and an end of the return spring 1408 away from an inner wall of the displacement groove 1407 is connected with an outer wall of the displacement shaft 1406.

In the utility model, the fixing shaft 1405 in the lighting connection mechanism 14 is slidably arranged at the inner side of the arc-shaped groove 1404 through the displacement shaft 1406, and the displacement shaft 1406 is supported by the return spring 1408, so that when the fixing shaft 1405 is abutted by the arc-shaped fixture block 1403, the fixing shaft 1405 is deviated towards the arc-shaped groove 1404, when the arc-shaped fixture block 1403 is clamped in the arc-shaped opening 1409, the return spring 1408 resets the fixing shaft 1405, and the surface of the fixing shaft 1405 is in contact with the arc surface of the arc-shaped fixture block 1403 and is fixed relative to the upper lighting plate 1402, thereby facilitating the putting in and taking out of the liquid crystal display module FPC, and improving the touch test efficiency of the liquid crystal display module.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by using equivalent substitutions or equivalent transformations fall within the scope of the present invention.

Claims (10)

1. The utility model provides a liquid crystal display module touch-control marking off accredited testing organization, includes framed panel (1) and frame position mould (2), frame position mould (2) fixed connection is in the centre department at framed panel (1) top, its characterized in that: the top symmetric connection of framed panel (1) has sharp lead screw (3), and the top of sharp lead screw (3) is equipped with portal frame (5), the top of portal frame (5) is equipped with path switching mechanism (6) through locating piece (11), the front of path switching mechanism (6) is equipped with electric capacity pen (8) through fixed block (7), the top of frame position mould (2) is the rectangle and is equipped with fixed establishment (13), the top of framed panel (1) is equipped with through the bolt and lights coupling mechanism (14).

2. The liquid crystal display module touch scribing testing mechanism according to claim 1, wherein a placement groove (4) is formed in the top of the frame mold (2), and a liquid crystal display module body (15) adapted to the placement groove (4) is placed on the inner side of the placement groove.

3. The liquid crystal display module touch scribing testing mechanism according to claim 1, wherein a positioning block (11) is symmetrically connected to the top of the gantry (5), a path switching mechanism (6) is connected to the opposite side of the positioning block (11) through a displacement rod, capacitive pens (8) are mounted between the path switching mechanism (6) and the fixed block (7) in an array manner, and a handle (9) is fixedly connected to the top of the path switching mechanism (6).

4. The liquid crystal display module scribing testing mechanism according to claim 1, wherein opposite sides of the positioning block (11) are fixedly connected with a first magnet piece (10), two sides of the path switching mechanism (6) are fixedly connected with a second magnet piece (12), and the first magnet pieces (10) correspond to the second magnet pieces (12), respectively.

5. The liquid crystal display module touch scribing testing mechanism according to claim 1, wherein the fixing mechanism (13) comprises a placement groove (1301) and a fixing push plate (1302), the placement groove (1301) is formed in the top of the frame mold (2) in a rectangular shape, a sliding groove (1303) is formed in the middle of the bottom wall of the placement groove (1301), and a telescopic spring (1304) is fixedly connected to the inner wall of the sliding groove (1303).

6. The liquid crystal display module touch scribing testing mechanism according to claim 5, wherein a sliding block (1305) adapted to the sliding groove (1303) is fixedly connected to a middle portion of the bottom of the fixed pushing plate (1302), the sliding block (1305) is slidably installed inside the sliding groove (1303), and a sponge pad (1306) is fixedly connected to one end face, close to the liquid crystal display module body (15), of the fixed pushing plate (1302).

7. The liquid crystal display module touch scribing testing mechanism of claim 6, wherein one end of the expansion spring (1304) far away from the inner wall of the sliding groove (1303) is connected with the back surface of the sliding block (1305), and the surface of the sponge pad (1306) is attached to the outer wall of the liquid crystal display module body (15).

8. The lcd module scribe line testing mechanism of claim 2, wherein the lighting connection mechanism (14) comprises a lower lighting board (1401) and an upper lighting board (1402), the lower lighting board (1401) is fixed on the top of the frame plate (1) by bolts, the upper lighting board (1402) is connected on the top of the lower lighting board (1401) by a rotating shaft, two opposite sides of the lower lighting board (1401) and the upper lighting board (1402) connected by the rotating shaft are connected by a torsion spring, and the FPC on the lcd module body (15) is located between the lower lighting board (1401) and the upper lighting board (1402).

9. The liquid crystal display module touch scribing testing mechanism according to claim 8, wherein an arc-shaped groove (1404) is formed in the top of one end, away from the upper lighting plate (1402), of the lower lighting plate (1401), displacement grooves (1407) are formed in opposite sides of the arc-shaped groove (1404), a return spring (1408) is fixedly connected to the inner wall of the displacement groove (1407), a fixed shaft (1405) is slidably arranged on the inner side of the arc-shaped groove (1404), and an arc-shaped opening (1409) is formed in a corner of the arc-shaped groove (1404).

10. The lcd module touch scribing testing mechanism of claim 9, wherein one end of the upper lighting plate (1402) far away from the lower lighting plate (1401) is fixedly connected with an arc-shaped fixture block (1403) adapted to the arc-shaped opening (1409), the arc-shaped fixture block (1403) is clamped between the fixed shaft (1405) and the arc-shaped opening (1409), two ends of the fixed shaft (1405) are both fixedly connected with a displacement shaft (1406) adapted to the displacement groove (1407), the displacement shaft (1406) is slidably mounted inside the displacement groove (1407), and one end of the return spring (1408) far away from the inner wall of the displacement groove (1407) is connected with the outer wall of the displacement shaft (1406).

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