CN215853909U - Automatic turning device of liquid crystal display panel - Google Patents
Automatic turning device of liquid crystal display panel Download PDFInfo
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- CN215853909U CN215853909U CN202121817652.6U CN202121817652U CN215853909U CN 215853909 U CN215853909 U CN 215853909U CN 202121817652 U CN202121817652 U CN 202121817652U CN 215853909 U CN215853909 U CN 215853909U
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Abstract
The utility model relates to an automatic turnover device of a liquid crystal panel, which is characterized by comprising a positioning mechanism for fixing the liquid crystal panel, a link mechanism which is positioned below the positioning mechanism and connected with the positioning mechanism, and a driving mechanism for driving the link mechanism, wherein the driving mechanism comprises a first sliding part connected with the link mechanism and a first guide rail.
Description
Technical Field
The utility model relates to the technical field of liquid crystal panel processing, in particular to an automatic turnover device for a liquid crystal panel.
Background
Liquid crystal panels are subject to scrap (also known as NG) during processing, which usually needs to be removed again.
At present, the waste material is generally required to be turned over manually in the waste material removing process, on one hand, the damage of the liquid crystal panel is easily caused due to uncertain factors such as turning methods of workers, the use of the follow-up liquid crystal panel is influenced, the manufacturing cost and the production period are increased, and on the other hand, the automatic production of the liquid crystal panel is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides an automatic turnover device for a liquid crystal panel, which has the following specific scheme:
an automatic turnover device for a liquid crystal panel comprises a positioning mechanism for fixing the liquid crystal panel, a link mechanism which is positioned below the positioning mechanism and connected with the positioning mechanism, and a driving mechanism for driving the link mechanism;
the driving mechanism comprises a first sliding piece connected with the connecting rod mechanism and a first guide rail;
when the first sliding part slides along the first guide rail, the connecting rod unit in the connecting rod mechanism swings to drive the positioning mechanism to overturn, and then the liquid crystal panel is driven to overturn.
In a preferred embodiment, the positioning mechanism comprises positioning bars arranged at intervals and supporting bars positioned at two ends of the positioning bars and used for fixing the positioning bars;
and the positioning strip is provided with a positioning column for supporting the liquid crystal panel and a sucker for adsorbing the liquid crystal panel.
In a preferred embodiment, the link unit includes a first link, a second link and a third link which are rotatably connected in sequence, wherein one end of the first link is rotatably connected to the first sliding member, and one end of the third link is rotatably connected to the supporting bar;
the link mechanism further comprises a link positioning unit for positioning the link unit;
the connecting rod positioning unit comprises a first positioning block, one end of the first positioning block is fixed to the other end of the first sliding piece and is connected with the first connecting rod in a rotating mode, one end of the first positioning block is connected with the first connecting rod in a rotating mode, the other end of the second positioning block is connected with the second positioning block fixedly connected with the positioning strip, one end of the second positioning block is connected with the second connecting rod in a rotating mode, one end of the third positioning block is connected with the third positioning block fixedly connected with the support strip in a rotating mode, and the other end of the third positioning block is connected with the fourth positioning block fixedly connected with the support strip in a rotating mode.
In a preferred embodiment, the automatic turnover device of the liquid crystal panel further comprises a bottom plate disposed between the positioning mechanism and the link mechanism;
the upper surface of the bottom plate is connected with the lower surfaces of the positioning strips and the lower surfaces of the supporting strips;
the lower surface of the bottom plate is connected with the second positioning block and the fourth positioning block.
In a preferred embodiment, the positioning mechanism further comprises a blocking unit for preventing the liquid crystal panel from falling off when the device is turned over;
the blocking unit comprises a blocking strip close to the supporting strip and a power assembly used for driving the blocking strip to move along the length direction of the positioning strip.
In a preferred embodiment, the power assembly comprises a motor, a motor fixing plate which is positioned above the motor and used for fixing the motor, and a pulling piece used for pulling the barrier strip to move;
the supporting bar is provided with an opening along the length direction, the motor fixing plate is positioned in the opening, and the lower surface of the motor fixing plate is connected with the upper surface of the bottom plate;
the motor penetrates through the motor fixing plate and is connected with the tension piece;
the tension piece is positioned between the adjacent positioning strips.
In a preferred embodiment, the tension member includes a first synchronizing wheel connected to the motor, a second synchronizing wheel disposed corresponding to the first synchronizing wheel and connected to the upper surface of the base plate, a synchronizing belt connecting the first synchronizing wheel and the second synchronizing wheel, and a synchronizing belt clamping plate connected to the lower surface of the barrier strip and used for connecting the synchronizing belt to the barrier strip.
In a preferred embodiment, the blocking unit further comprises a second guide rail arranged along the length direction of the positioning strip and a second sliding assembly connected with the lower surface of the barrier strip and moving along the second guide rail.
In a preferred embodiment, the positioning mechanism further comprises a bar positioning unit for positioning the bar;
the barrier strip positioning unit comprises a first sensing piece connected with the lower surface of the barrier strip and a first photoelectric sensor positioned on the barrier strip in the moving direction and arranged on the bottom plate.
In a preferred embodiment, the first slider includes a slider connected to the link mechanism and sliding along a first guide rail, and a slider positioning unit for positioning the slider;
the slider positioning unit comprises a second sensing piece connected with the side surface of the slider and a second photoelectric sensor which is positioned in the moving direction of the second sensing piece and arranged on the side surface of the first guide rail.
The automatic turning device for the liquid crystal panel provided by the utility model realizes automatic turning of the liquid crystal panel, the liquid crystal panel does not need to be turned manually in the turning process through the positioning mechanism, the connecting rod mechanism and the driving mechanism, the labor cost is saved, the damage of misoperation to the liquid crystal panel is avoided, the processing efficiency of the liquid crystal panel is also improved, the whole production process of the liquid crystal panel is automated, the production period is shortened, the first sliding piece slides along the first guide rail to drive the connecting rod unit in the connecting rod mechanism to swing so as to turn over the positioning mechanism, the maximum turning angle can be realized in a limited stroke, and the size of the whole device is prevented from being increased too much.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a side view of an automatic turnover device for a liquid crystal panel according to an embodiment of the present invention;
FIG. 2 is a perspective view of an automatic turnover device of a liquid crystal panel according to an embodiment of the present invention;
FIG. 3 is a perspective view of a barrier unit in an embodiment of the utility model;
FIG. 4 is a perspective view of a linkage mechanism in an embodiment of the present invention;
fig. 5 is a perspective view of a tension member in an embodiment of the present invention.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The technical solution of the present invention will be further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides an automatic turnover device 1000 for a liquid crystal panel, including a positioning mechanism 100 for fixing the liquid crystal panel, a link mechanism 200 located below the positioning mechanism 100 and connected to the positioning mechanism 100, and a driving mechanism 300 for driving the link mechanism 100;
the driving mechanism 300 includes a first slider 310 connected to the link mechanism 100, and a first guide 320;
when the first sliding member 310 slides along the first guide rail 320, the link unit 210 in the link mechanism 200 swings to drive the positioning mechanism 100 to turn over, and further drive the liquid crystal panel to turn over.
In practical application, the liquid crystal panel can be placed in the positioning mechanism 100 through the taking and placing device, the positioning mechanism 100 applies an acting force to the liquid crystal panel to position the liquid crystal panel, a power device for providing power is arranged in the driving mechanism 300, the first sliding part 310 is driven to slide along the first guide rail 320, so that the swinging of the connecting rod unit 210 is driven, the positioning mechanism 100 is overturned, the overturning angle and the overturning speed can be controlled by the power device, after the liquid crystal panel is overturned to a preset position, subsequent processing or detection is carried out on the liquid crystal panel, after the processing or detection is completed, the acting force is released by the positioning mechanism 100, and then the liquid crystal panel is taken out by the taking and placing device.
According to the automatic turnover device for the liquid crystal panel, the liquid crystal panel does not need to be manually turned in the turnover process through the positioning mechanism 100, the link mechanism 200 and the driving mechanism 300, labor cost is saved, damage to the liquid crystal panel caused by misoperation is avoided, the processing efficiency of the liquid crystal panel is improved, the whole production process of the liquid crystal panel is automated, the production period is shortened, the first sliding piece 310 slides along the first guide rail 320 to drive the link unit 210 in the link mechanism 200 to swing so as to turn over the positioning mechanism 100, the maximum turnover angle can be achieved in a limited stroke, and the phenomenon that the size of the whole device is excessively increased is avoided.
In a preferred embodiment, the positioning mechanism 100 includes positioning bars 110 spaced apart from each other and supporting bars 120 located at both ends of the positioning bars 100 for fixing the positioning bars 110;
the positioning bar 110 is provided with a positioning column 111 for supporting the liquid crystal panel and a suction cup 112 for sucking the liquid crystal panel.
As shown in fig. 2, the positioning bars 110 are arranged at intervals, and a gap is formed between two adjacent positioning bars 110, so that the liquid crystal panel can be conveniently taken and placed, and the weight of the whole positioning mechanism can be reduced, and the liquid crystal panel can be conveniently turned over. The supporting bars 120 are generally two, and both ends of each positioning bar 110 are connected to the supporting bars 120 to support and fix the positioning bar 110. The positioning bars 110 are provided with positioning columns 111 at intervals along the length direction for supporting the liquid crystal panel, the positioning bars 110 are provided with suckers 112 for fixing the liquid crystal panel, the positioning columns 111 and the suckers 112 can be arranged at intervals, and the liquid crystal panels with different sizes can be positioned by arranging the positioning columns and the suckers 112 on different positioning bars 110.
In a preferred embodiment, the link unit 210 includes a first link 211, a second link 212 and a third link 213 which are rotatably connected in sequence, wherein one end of the first link 211 is rotatably connected to the first slider 310, and one end of the third link 213 is rotatably connected to the supporting bar 120;
the link mechanism 200 further includes a link positioning unit 220 for positioning the link unit 210;
the link positioning unit 220 includes a first positioning block 221 having one end fixed to the other end of the first sliding member 310 and rotatably connected to the first link 211, a second positioning block 222 having one end rotatably connected to the first link 211 and the second link 212 and the other end fixedly connected to the positioning bar 110, a third positioning block 223 having one end rotatably connected to the second link 212 and the third link 213, and a fourth positioning block 224 having one end rotatably connected to the third link 212 and the other end fixedly connected to the supporting bar 120.
As shown in fig. 3, the link unit 210 includes three links, namely a first link 211, a second link 212, and a third link 213, rotatably connected to each other, one end of the first link 211 is rotatably connected to the first sliding member 310, and one end of the third link 213 is rotatably connected to the supporting bar 120, when the first sliding member 310 slides along the first guide rail 320 from left to right, the first link 211 provides an upward force to push the second link 212 to rotate from an oblique direction to a vertical direction, and the second link 212 drives the third link 213 to rotate from a direction perpendicular to the oblique direction of the second link 212, so that one end of the positioning mechanism 100 connected to the third link 213 faces to rotate, and the whole positioning mechanism 100 is turned over. As shown in fig. 2, the first link 211 is longer than the second link 212 and the third link 213, and the second link 212 is longer than the third link 213. The flip angle of the positioning mechanism 100 is related to the sliding stroke of the first slider 310.
In order to provide a corresponding supporting force for the link unit 210, the link mechanism 200 further includes a link positioning unit 220, the link positioning unit 220 includes a first positioning block 221 having one end fixed to the other end of the first sliding member 310 and rotatably connected to the first link 211, a second positioning block 222 having one end rotatably connected to the first link 211 and the second link 212 and the other end fixedly connected to the positioning bar 110, a third positioning block 223 having one end rotatably connected to the second link 212 and the third link 213, and a fourth positioning block 224 having one end rotatably connected to the third link 212 and the other end fixedly connected to the supporting bar 120. The first positioning block 221, the second positioning block 222, the third positioning block 223, and the fourth positioning block 224 all include a rotating shaft rotatably connected to the link unit and a rotating shaft fixing block for fixing the rotating shaft, and one side of the rotating shaft fixing block is fixedly connected to the first sliding member 310, the positioning bar 110, and the supporting bar 120.
Further, in order to make the acting force of the link units 220 on the positioning mechanism 100 more stable, two sets of link units 220 may be symmetrically disposed on the automatic liquid crystal panel turnover device 1000, as shown in fig. 1, of course, the number of the link units 220 is not limited to two, which is not an example.
In a preferred embodiment, the automatic turnover device 1000 further includes a base plate 400 disposed between the positioning mechanism 100 and the link mechanism 200;
the upper surface of the base plate 400 is connected to the lower surfaces of the positioning bars 110 and the lower surfaces of the supporting bars 120;
the lower surface of the base plate 400 is connected to the second positioning block 222 and the fourth positioning block 224.
With continued reference to fig. 3, in the present invention, in order to further connect the positioning mechanism 100 and the link mechanism 200, a bottom plate 400 is further provided, an upper surface of the bottom plate 400 is connected to the lower surface of the positioning bar 110 and the lower surface of the supporting bar 120, the lower surface of the bottom plate 400 is connected to the second positioning block 222 and the fourth positioning block 224, in order to reduce the weight of the entire device as much as possible, the bottom plate 400 may be connected to the positioning bar 110 near the center, and the central portion is provided with a hollow structure.
In a preferred embodiment, the positioning mechanism 100 further includes a blocking unit 130 for preventing the liquid crystal panel from falling off when the device is turned over;
the blocking unit 130 includes a bar 131 adjacent to the supporting bar 120 and a power assembly 132 for moving the bar 131 along the length direction of the positioning bar 110.
As shown in fig. 4, the positioning mechanism 100 is provided with a blocking unit 130 to prevent the liquid crystal panel from falling off the positioning mechanism 100 when the device is turned over, the blocking unit 130 includes a barrier strip 131 and a power assembly 132, and the power assembly can drive the barrier strip 131 to move along the length direction of the positioning strip 110, so as to be suitable for liquid crystal panels of different sizes.
In a preferred embodiment, the power assembly 132 includes a motor 1321, a motor fixing plate 1322 positioned above the motor 1321 and used for fixing the motor 1321, and a pulling member 1323 used for pulling the barrier strip 131 to move;
the supporting bar 120 has an opening along the length direction, the motor fixing plate 1322 is located in the opening, and the lower surface of the motor fixing plate 1322 is connected with the upper surface of the base plate 400;
the motor 1321 passes through the motor fixing plate 1322 to be connected with the tension member 1323;
the tension member 1323 is located between adjacent locking bars 110.
With continued reference to fig. 4, in order to make the entire apparatus more compact, the supporting bar 120 has an opening along the length direction, the motor fixing plate 1322 is located in the opening, the lower surface of the motor fixing plate 1322 is connected with the upper surface of the base plate 400, and further, the base plate 400 has a groove corresponding to the opening, and the motor fixing plate 1322 is located in the groove.
The motor 1321 is positioned below the motor fixing plate 1322 and is disposed along the vertical direction, and the motor 1322 drives the pulling member 1323 to pull the barrier 131 to move.
In order to make the whole device more compact, the motor 1321 is connected to the tension member 1323 through the motor fixing plate 1322, and the tension member 1323 is located between the adjacent positioning bars 110.
In a preferred embodiment, the tension member 1323 includes a first timing pulley 13231 connected to the motor 1321, a second timing pulley 13232 disposed to correspond to the first timing pulley 13231 and connected to the upper surface of the base plate 400, a timing belt 13233 connected to the first timing pulley 13231 and the second timing pulley 13232, and a timing belt clamping plate 13234 connected to the lower surface of the barrier rib 131 and used to connect the timing belt 13233 to the barrier rib 131.
As shown in fig. 5, in order to pull the barrier strip 131 to move, the pulling member 1323 of the pulling member 1323 is provided with a first synchronizing wheel 13231 connected to the motor 1321, a second synchronizing wheel 13232 arranged corresponding to the first synchronizing wheel 13231 and connected to the upper surface of the base plate 400, a timing belt 13233 connected to the first synchronizing wheel 13231 and the second synchronizing wheel 13232, and a timing belt clamping plate 13234 connected to the lower surface of the barrier strip 131 and used for connecting the timing belt 13233 to the barrier strip 131, when the motor 1321 drives the first synchronizing wheel 13231 to rotate, the timing belt 13233 and the second synchronizing wheel 13232 are pulled to rotate by the first synchronizing wheel 13231, and at this time, the timing belt 13233 drives the timing belt 13234 to move, thereby driving the barrier strip 131 to move.
Further, in order to protect the tension member 1323, a protective cover is provided outside the tension member 1323.
In a preferred embodiment, the blocking unit 130 further includes a second guide rail 133 disposed along a length direction of the lock bar 110 and a second sliding member 134 coupled to a lower surface of the barrier bar 131 and moving along the second guide rail 133.
As shown in fig. 4, in order to further guide the movement of the barrier rib 131, a second guide rail 133 is provided in the length direction of the positioning rib 110, and a second sliding assembly 134 is connected to the lower surface of the barrier rib. The first sliding unit 133 includes a slider sliding along the second guide rail 134 and a slider fixing block connected to the slider, and the slider fixing block is connected to the lower surface of the barrier rib 131.
Further, in order to avoid damaging the liquid crystal panel, a stopper is disposed on the barrier rib 131.
In a preferred embodiment, the positioning mechanism 100 further includes a bar positioning unit 140 for positioning the bar 131;
the barrier positioning unit 140 includes a first sensing piece 141 connected to a lower surface of the barrier 131, and a first photosensor 142 positioned in a moving direction of the barrier 131 and disposed on the base 400.
As shown in fig. 5, in order to determine the position of the barrier rib 131, the positioning mechanism 100 further includes a positioning unit 140, and the barrier rib positioning unit 140 includes a first sensing piece 141 connected to the lower surface of the barrier rib 131, and further, the first sensing piece 141 is located between the tension member 1323 and the second sliding assembly 135. The first photosensor 142 is preferably a slot type photosensor in the moving direction of the barrier rib 131 and disposed on the base 400, and the first sensing piece 141 generates a photoelectric signal when it is located in the slot type photosensor, so that the position of the barrier rib 131 can be determined according to whether the photoelectric signal is generated and the photosensor of the photoelectric signal.
Further, the barrier positioning unit 140 further includes a first fixing seat for fixing the first photoelectric sensor 142, and the first fixing seat is located on the bottom plate 400.
In a preferred embodiment, the first slider 310 includes a slider 311 connected to the link mechanism 200 and sliding along the first guide rail 320, and a slider positioning unit 312 for positioning the slider;
the slider positioning unit 312 includes a second sensing piece 3121 connected to a side surface of the slider 311 and a second photosensor 313 located in a moving direction of the second sensing piece 3121 and disposed at a side surface of the first guide rail 320.
As shown in fig. 1, in order to further position the slider, a slider positioning unit 312 is provided, the slider positioning unit 312 includes a second sensing piece 3121 connected to a side surface of the slider 311 and a second photosensor 313 located in a moving direction of the second sensing piece 3121 and disposed at a side surface of the first guide rail 320, preferably, the second photosensor 313 is a slot type photosensor, and when the second sensing piece 3121 is located in the slot type photosensor, a photoelectric signal is generated, so that the position of the slider 311 is determined according to whether the photoelectric signal and the photosensor of the photoelectric signal are generated.
Further, the slider positioning unit 312 further includes a first fixing base for fixing the second photosensor 313, and the second photosensor 313 is located on the first guide rail.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (10)
1. The automatic turnover device for the liquid crystal panel is characterized by comprising a positioning mechanism for fixing the liquid crystal panel, a connecting rod mechanism and a driving mechanism, wherein the connecting rod mechanism is positioned below the positioning mechanism and connected with the positioning mechanism;
the driving mechanism comprises a first sliding piece connected with the connecting rod mechanism and a first guide rail;
when the first sliding part slides along the first guide rail, the connecting rod unit in the connecting rod mechanism swings to drive the positioning mechanism to overturn, and then the liquid crystal panel is driven to overturn.
2. The device of claim 1, wherein the positioning mechanism comprises positioning bars arranged at intervals and supporting bars arranged at two ends of the positioning bars and used for fixing the positioning bars;
and the positioning strip is provided with a positioning column for supporting the liquid crystal panel and a sucker for adsorbing the liquid crystal panel.
3. The device of claim 2, wherein the link unit comprises a first link, a second link and a third link which are rotatably connected in sequence, wherein one end of the first link is rotatably connected with the first sliding member, and one end of the third link is rotatably connected with the supporting bar;
the link mechanism further comprises a link positioning unit for positioning the link unit;
the connecting rod positioning unit comprises a first positioning block, one end of the first positioning block is fixed to the other end of the first sliding piece and is connected with the first connecting rod in a rotating mode, one end of the first positioning block is connected with the first connecting rod in a rotating mode, the other end of the second positioning block is connected with the second positioning block fixedly connected with the positioning strip, one end of the second positioning block is connected with the second connecting rod in a rotating mode, one end of the third positioning block is connected with the third positioning block fixedly connected with the support strip in a rotating mode, and the other end of the third positioning block is connected with the fourth positioning block fixedly connected with the support strip in a rotating mode.
4. The apparatus of claim 3, wherein the automatic turnover device further comprises a bottom plate disposed between the positioning mechanism and the link mechanism;
the upper surface of the bottom plate is connected with the lower surfaces of the positioning strips and the lower surfaces of the supporting strips;
the lower surface of the bottom plate is connected with the second positioning block and the fourth positioning block.
5. The apparatus according to claim 4, wherein the positioning mechanism further comprises a blocking unit for preventing the liquid crystal panel from falling off when the apparatus is turned over;
the blocking unit comprises a blocking strip close to the supporting strip and a power assembly used for driving the blocking strip to move along the length direction of the positioning strip.
6. The device of claim 5, wherein the power assembly comprises a motor, a motor fixing plate located above the motor and used for fixing the motor, and a pulling piece used for pulling the barrier strip to move;
the supporting bar is provided with an opening along the length direction, the motor fixing plate is positioned in the opening, and the lower surface of the motor fixing plate is connected with the upper surface of the bottom plate;
the motor penetrates through the motor fixing plate and is connected with the tension piece;
the tension piece is positioned between the adjacent positioning strips.
7. The apparatus as claimed in claim 6, wherein the tension member includes a first sync wheel connected to the motor, a second sync wheel disposed corresponding to the first sync wheel and connected to the upper surface of the base plate, a sync belt connecting the first sync wheel and the second sync wheel, and a sync belt clamping plate connected to the lower surface of the barrier strip and for connecting the sync belt to the barrier strip.
8. The device according to claim 5 or 6, wherein the blocking unit further comprises a second guide rail arranged along the length direction of the positioning bar and a second sliding assembly connected with the lower surface of the barrier bar and moving along the second guide rail.
9. The apparatus according to claim 6 or 7, wherein the positioning mechanism further comprises a bar positioning unit for positioning the bar;
the barrier strip positioning unit comprises a first sensing piece connected with the lower surface of the barrier strip and a first photoelectric sensor positioned on the barrier strip in the moving direction and arranged on the bottom plate.
10. The apparatus according to claim 1, wherein the first slider includes a slider connected to the link mechanism and sliding along a first guide rail, and a slider positioning unit for positioning the slider;
the slider positioning unit comprises a second sensing piece connected with the side surface of the slider and a second photoelectric sensor which is positioned in the moving direction of the second sensing piece and arranged on the side surface of the first guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121817652.6U CN215853909U (en) | 2021-08-05 | 2021-08-05 | Automatic turning device of liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121817652.6U CN215853909U (en) | 2021-08-05 | 2021-08-05 | Automatic turning device of liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215853909U true CN215853909U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121817652.6U Active CN215853909U (en) | 2021-08-05 | 2021-08-05 | Automatic turning device of liquid crystal display panel |
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| Country | Link |
|---|---|
| CN (1) | CN215853909U (en) |
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2021
- 2021-08-05 CN CN202121817652.6U patent/CN215853909U/en active Active
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