CN103926731A - Clamping device and clamping method thereof - Google Patents
Clamping device and clamping method thereof Download PDFInfo
- Publication number
- CN103926731A CN103926731A CN201410129002.0A CN201410129002A CN103926731A CN 103926731 A CN103926731 A CN 103926731A CN 201410129002 A CN201410129002 A CN 201410129002A CN 103926731 A CN103926731 A CN 103926731A
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- clamping
- liquid crystal
- crystal panel
- force
- driver
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 89
- 238000001514 detection method Methods 0.000 claims description 3
- 238000013467 fragmentation Methods 0.000 description 11
- 238000006062 fragmentation reaction Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000005755 formation reaction Methods 0.000 description 9
- 230000006698 induction Effects 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Liquid Crystal (AREA)
Abstract
The invention discloses a clamping device and a clamping method thereof. The clamping device used for clamping a liquid crystal panel comprises a clamping member (20), a driver (10) fixedly connected to the clamping member (20), a pressure sensor (30) arranged in the clamping member (20), and a controller electrically connected to the driver (10) and the pressure sensor (30). The driver (10) is used for driving the clamping member (20) to clamp a liquid crystal panel (40). The pressure sensor (30) is used for detecting the clamping force of the clamping member (20) clamping the liquid crystal panel (40) and transmitting to the controller. The controller is used for judging whether the clamping force reaches the preset force or not; if so, the controller controls the driver (10) to stop driving the clamping member (20). The clamping device and the clamping method thereof are capable of preventing the liquid crystal panel from breaking or slipping off.
Description
Technical field
The present invention relates to clamping device, relate in particular to a kind of clamping device for gripping liquid crystal panel and clamp method thereof.
Background technology
At present the rise/fall of clamping device, closure/open are all by air cylinder driven, and the body of clamping device is fixedly comprised of less plastic cement pad and derby.At present, owing to needing, the thickness of liquid crystal panel of gripping is varied, if thickness is 0.5mm, 0.7mm etc., and clamping device need corresponding thickness of slab be 0.5mm～1.4mm, because of rise/fall, the closure/open all and controlled by cylinder of clamping device, the decline inductor of clamping device and adjustment clamping gap stop pin all need personnel manually to adjust again.Will cause like this operation inconvenience of clamping device, and clamping gap is wayward, when excesssive gap and thickness of slab hour easily causes liquid crystal panel landing; And cause too greatly fragmentation when the too small and thickness of slab in gap easily causes liquid crystal panel when large because of clamping force.
Summary of the invention
In view of above-mentioned defect, the invention provides a kind of clamping device and clamp method thereof that can prevent liquid crystal panel landing or fragmentation.
The invention provides a kind of clamping device, for holding liquid crystal panel, described clamping device comprises holder, and described clamping device also comprises the driver being fixedly connected with described holder, the controller that is arranged on the pressure inductor in described holder and is electrically connected to described driver, pressure inductor;
Described driver is used for driving described holder to clamp described liquid crystal panel;
Clamping force when described pressure inductor clamps described liquid crystal panel for detection of described holder, and described clamping force is sent to described controller;
Described controller is used for judging whether described clamping force reaches pre set force and when clamping force reaches pre set force, control described driver and stop driving described holder.
In above-mentioned clamping device, described holder comprises the top assembly that is fixedly installed and can move and for coordinating to clamp the lower component of described liquid crystal panel with described top assembly relative to described top assembly.
In above-mentioned clamping device, described pressure inductor is arranged in the assembly of described top in a side of described lower component.
In above-mentioned clamping device, described top assembly is provided with the first clamping face towards a side of described lower component, described lower component is provided with the second clamping face towards a side of described top assembly, and described the first clamping face coordinates to clamp described liquid crystal panel with described the second clamping face.
In above-mentioned clamping device, relatively described the first clamping face of the outside surface of described pressure inductor is outstanding to be arranged.
In above-mentioned clamping device, the surface of described the first clamping face and/or described the second clamping face is formed with corrugated projection.
In above-mentioned clamping device, described driver is servo motor.
The present invention also provides a kind of clamp method, and for gripping liquid crystal panel, described clamp method comprises the following steps:
S1, driver drives holder clamp described liquid crystal panel;
Clamping force when S2, pressure inductor detect described holder and clamp described liquid crystal panel, and described clamping force is sent to controller;
S3, described controller judge whether described clamping force reaches pre set force; If described clamping force reaches pre set force, controller is controlled described driver and is stopped driving described holder.
In above-mentioned clamp method, described pre set force is the required clamping force of described liquid crystal panel.
In above-mentioned clamp method, according to the thickness of described liquid crystal panel, set corresponding pre set force.
Implementing beneficial effect of the present invention is: by pressure inductor, the clamping force during by holder holding liquid crystal panel feeds back to controller in the present invention, and judge by controller whether this clamping force reaches the required clamping force of liquid crystal panel itself, and according to judged result, control lower component that driver continues to drive holder and move to clamp this liquid crystal panel or control driver and stop driving.The lucky clamping force required with itself of clamping force that this class formation is subject to liquid crystal panel is consistent, thereby avoid the phenomenon that causes liquid crystal panel to occur fragmentation because clamping force is excessive or cause liquid crystal panel landing because clamping force is too small, thereby reduce abnormal deadlock, also can not affect the throughput rate of product.
Owing to can set preset value in controller, and preset value can be for set different clamping force values according to the different thicknesss of slab of liquid crystal panel, so this class formation can be for clamping the liquid crystal panel of different thicknesss of slab, and there will not be the phenomenon of fragmentation or landing.
Because driver adopts servo motor, servo motor is controlled by controller, so when gripping liquid crystal panel needs the clamping device of a plurality of these class formations, the plurality of clamping device can keep synchronous when holding liquid crystal panel.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
The structural representation of the clamping device that Fig. 1 provides for preferred embodiment of the present invention;
The control system figure of the clamping device that Fig. 2 provides for preferred embodiment of the present invention;
Fig. 3 is the workflow diagram of clamp method of the present invention.
Embodiment
By pressure inductor, the clamping force during by holder holding liquid crystal panel feeds back to controller in the present invention, and judge by controller whether this clamping force reaches the required clamping force of liquid crystal panel itself, and according to judged result, control lower component that driver continues to drive holder and move to clamp this liquid crystal panel or control driver and stop driving.The lucky clamping force required with itself of clamping force that this class formation is subject to liquid crystal panel is consistent, thereby avoid the phenomenon that causes liquid crystal panel to occur fragmentation because clamping force is excessive or cause liquid crystal panel landing because clamping force is too small, thereby reduce abnormal deadlock, also can not affect the throughput rate of product.Owing to can set preset value in controller, and preset value can be for set different clamping force values according to the different thicknesss of slab of liquid crystal panel, so this class formation can be for clamping the liquid crystal panel of different thicknesss of slab, and there will not be the phenomenon of fragmentation or landing.Because driver adopts servo motor, servo motor is controlled by controller, so when gripping liquid crystal panel needs the clamping device of a plurality of these class formations, the plurality of clamping device can keep synchronous when holding liquid crystal panel.
With reference to figure 1 and Fig. 2, the clamping device that preferred embodiment of the present invention provides comprises driver 10, holder 20, pressure inductor 30 and controller (not shown).Holder 20 comprises that the top assembly 201 that is fixedly installed is with can be relative to top assembly 201 that move and for coordinate the lower component 202 with holding liquid crystal panel 40 with top assembly 201.In the present embodiment, clamping device, for holding liquid crystal panel 40, is generally applied on the board of holding liquid crystal panel 40.Top assembly 201 is fixedly mounted on board, usings the standard moving as lower component 202.In other embodiments, also lower component 202 can be set to standard component, and top assembly 201 is fixedly connected with driver 10, and be driven by driver 10.In the present embodiment, top assembly 201 is provided with the first clamping face (not label) towards a side of lower component 202, correspondingly, lower component 202 is provided with the second clamping face (not label) towards a side of top assembly 201, and this first clamping face and the second clamping face cooperatively interact with holding liquid crystal panel 40.Because the two sides of liquid crystal panel 40 is smooth plane, more steady for what clamp, the first clamping face, the second clamping face are all designed to plane, and fit with the two sides of liquid crystal panel 40.Further, in order to make liquid crystal panel 40 more steady clampingly, will on the first clamping face and/or the second clamping face, undulatory projection be set, thereby increase the friction force between liquid crystal panel 40 and the first and/or second clamping face.
Driver 10 is fixedly connected with lower component 202, and for driving lower component 202 to move with holding liquid crystal panel 40 relative to top assembly 201, this moves and only limits to move or move away from the direction of top assembly 201 towards top assembly 201.In the present embodiment, driver 10 adopts small-sized DD servo motor.Driver 10 is fixedly connected with lower component 202 by leading screw, and one end of leading screw is connected with servo motor, and the other end of leading screw is threaded with lower component 202.Adopt the advantage of this quasi-driver to be: when the clamping device of a plurality of these class formations is installed on board, because driver adopts servo motor, servo motor is controlled by controller, so when gripping liquid crystal panel needs the clamping device of a plurality of these class formations, it is synchronous that the plurality of clamping device keeps when holding liquid crystal panel.
Pressure inductor 30 arranges in top assembly 201 in a side of lower component 202, in the mode such as bonding, to clamp, is fixed in top assembly 201 on the sidewall of lower component 202 1 sides.The outstanding setting of the first clamping face of the relative top of the outside surface assembly 201 of pressure inductor 30, is convenient to it like this when detecting clamping force, can contact with liquid crystal panel 40 at first, thereby avoid the too little fragmentation that causes liquid crystal panel 40 in gap.In other embodiment, pressure inductor 30 also can be arranged in lower component 202 on the sidewall of top assembly 201 1 sides in the mode such as bonding, to clamp.The clamping force of pressure inductor 30 during for detection of holder 20 holding liquid crystal panel 40, and the value of clamping force is sent in controller.The clamping force of pressure inductor 30 when detecting constantly holder 20 holding liquid crystal panel 40.Pressure inductor 30 comprises pressure induction element and communication device.Pressure induction element is arranged between first clamping face and liquid crystal panel 40 of top assembly 201.In clamping process, liquid crystal panel 40 moves towards top assembly 201 under the effect of lower component 202, thereby contact with pressure induction element at first, in continuation, move, pressure induction element is produced to compression, make pressure induction element generation elastic deformation, this amount of elastic deformation is the clamping force that pressure perception element testing arrives.The communication device of pressure inductor 30 is electrically connected to by OI module with controller, by pressure perception element testing to clamping force by communication device, be sent to controller.
Controller is electrically connected to pressure inductor 30 and driver 10 respectively.Clamping force when controller receives the holder 20 holding liquid crystal panel 40 that pressure inductor 30 sends, and clamping force is compared with the clamping force value (being pre set force) of the liquid crystal panel 40 of storing in controller, judge whether this clamping force reaches pre set force; When clamping force is less than pre set force, driver 10 continues to drive lower component 202 to move to clamp liquid crystal panel 40 towards top assembly 201; When clamping force equals pre set force, controller is controlled driver 10 and is stopped driving lower component 202, shows that now holder 20 has clamped this liquid crystal panel, thereby prevents that this liquid crystal panel 40 from causing fragmentation because clamping force is excessive.In order to expand the usable range of this clamping device, be applicable to have the liquid crystal panel 40 of different thicknesss of slab, in controller, store a plurality of preset values, according to the different-thickness of liquid crystal panel 40, set different pre set force.Like this, in the time need to clamping the liquid crystal panel 40 of different-thickness, the pre set force being about in controller is adjusted to the pre set force corresponding with this thickness, when controller is judged clamping force that pressure inductor 30 sends and is equaled this pre set force, control driver and stop driving lower component 202, thereby prevent that this liquid crystal panel 40 from causing fragmentation because clamping force is excessive.In controller, with input block, by input block, can adjust the pre set force in controller.
With reference to figure 3, further describe clamp method of the present invention, comprise the following steps:
S1, driver 10 drive the described liquid crystal panel 40 of holder 20 clamping.Particularly, driver 10 is fixedly connected with lower component 202, and drives lower component 202 to move to clamp described liquid crystal panel 40 towards top assembly 201;
S2, pressure inductor 30 continue to detect the clamping force of holder 20 holding liquid crystal panels 40, and clamping force are sent to controller;
S3, controller judge whether clamping force reaches pre set force; If clamping force reaches pre set force, controller control driver 10 stops driving holder.Clamping force when controller receives the holder 20 holding liquid crystal panel 40 that pressure inductor 30 sends, and clamping force is compared with the clamping force value (being pre set force) of the liquid crystal panel 40 of storing in controller, judge that whether this clamping force is over pre set force; When clamping force is less than pre set force, driver 10 continues to drive lower component 202 to move to clamp liquid crystal panel 40 towards top assembly 201; When clamping force equals pre set force, controller is controlled driver 10 and is stopped driving lower component 202, shows that now holder 20 has clamped this liquid crystal panel, thereby prevents that this liquid crystal panel 40 from causing fragmentation because clamping force is excessive.
By pressure inductor, the clamping force during by holder holding liquid crystal panel feeds back to controller in the present invention, and judge by controller whether this clamping force reaches the required clamping force of liquid crystal panel itself, and according to judged result, control lower component that driver continues to drive holder and move to clamp this liquid crystal panel or control driver and stop driving.The lucky clamping force required with itself of clamping force that this class formation is subject to liquid crystal panel is consistent, thereby avoid the phenomenon that causes liquid crystal panel to occur fragmentation because clamping force is excessive or cause liquid crystal panel landing because clamping force is too small, thereby reduce abnormal deadlock, also can not affect the throughput rate of product.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1. a clamping device, for holding liquid crystal panel (40), described clamping device comprises holder (20), it is characterized in that, described clamping device also comprises the driver (10) being fixedly connected with described holder (20), the controller that is arranged on the pressure inductor (30) in described holder (20) and is electrically connected to described driver (10), pressure inductor (30);
Described driver (10) is for driving described holder (20) to clamp described liquid crystal panel (40);
Clamping force when described pressure inductor (30) clamps described liquid crystal panel (40) for detection of described holder (20), and described clamping force is sent to described controller;
Described controller is used for judging whether described clamping force reaches pre set force and when clamping force reaches pre set force, control described driver (10) and stop driving described holder (20).
2. clamping device according to claim 1, it is characterized in that, described holder (20) comprises the top assembly (201) that is fixedly installed and can move and for coordinating to clamp the lower component (202) of described liquid crystal panel (40) with described top assembly (201) relative to described top assembly (201).
3. clamping device according to claim 1, is characterized in that, described pressure inductor (30) is arranged in described top assembly (201) in a side of described lower component (202).
4. clamping device according to claim 3, it is characterized in that, described top assembly (201) is provided with the first clamping face towards a side of described lower component (202), described lower component (202) is provided with the second clamping face towards a side of described top assembly (201), and described the first clamping face coordinates to clamp described liquid crystal panel (40) with described the second clamping face.
5. clamping device according to claim 4, is characterized in that, the outstanding setting of relatively described the first clamping face of outside surface of described pressure inductor (30).
6. clamping device according to claim 4, is characterized in that, the surface of described the first clamping face and/or described the second clamping face is formed with corrugated projection.
7. clamping device according to claim 1, is characterized in that, described driver (10) is servo motor.
8. a clamp method, for gripping liquid crystal panel (40), is characterized in that, described clamp method comprises the following steps:
S1, driver (10) drive holder (20) to clamp described liquid crystal panel (40);
Clamping force when S2, pressure inductor (30) detect described holder (20) and clamp described liquid crystal panel (40), and described clamping force is sent to controller;
S3, described controller judge whether described clamping force reaches pre set force; If described clamping force reaches pre set force, controller is controlled described driver (10) and is stopped driving described holder (20).
9. clamp method according to claim 8, is characterized in that, described pre set force is the required clamping force of described liquid crystal panel (40).
10. clamp method according to claim 9, is characterized in that, according to the thickness of described liquid crystal panel (40), sets corresponding pre set force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129002.0A CN103926731B (en) | 2014-04-01 | 2014-04-01 | Clamping device and clamping method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129002.0A CN103926731B (en) | 2014-04-01 | 2014-04-01 | Clamping device and clamping method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103926731A true CN103926731A (en) | 2014-07-16 |
| CN103926731B CN103926731B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410129002.0A Expired - Fee Related CN103926731B (en) | 2014-04-01 | 2014-04-01 | Clamping device and clamping method thereof |
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| Country | Link |
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| CN (1) | CN103926731B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581791A (en) * | 2018-06-26 | 2018-09-28 | 石家庄绿色再生资源有限公司 | Implosion prevention band provision for disengagement |
| CN111922218A (en) * | 2020-07-31 | 2020-11-13 | 珠海格力电器股份有限公司 | Flat pipe and fin clamping and pressing device, manufacturing method and micro-channel heat exchanger |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562735A (en) * | 2019-08-23 | 2019-12-13 | 武汉华星光电技术有限公司 | Clamping device and clamping method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06196515A (en) * | 1992-12-25 | 1994-07-15 | Toshiba Seiki Kk | Pickup apparatus of semiconductor pellet |
| KR20070081844A (en) * | 2006-02-14 | 2007-08-20 | 삼성전자주식회사 | Panel bonding apparatus |
| CN101855060A (en) * | 2007-11-09 | 2010-10-06 | 株式会社爱发科 | Bonding substrate manufacturing apparatus and bonding substrate manufacturing method |
| CN202057930U (en) * | 2011-06-02 | 2011-11-30 | 北京京东方光电科技有限公司 | Vacuum cell aligning equipment and vacuum cell aligning system |
| KR20120053205A (en) * | 2010-11-17 | 2012-05-25 | 엘지디스플레이 주식회사 | Apparatus for measuring of clamp preasure |
| CN102555408A (en) * | 2012-02-09 | 2012-07-11 | 华映视讯（吴江）有限公司 | Binding apparatus suitable for liquid crystal display panels |
-
2014
- 2014-04-01 CN CN201410129002.0A patent/CN103926731B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06196515A (en) * | 1992-12-25 | 1994-07-15 | Toshiba Seiki Kk | Pickup apparatus of semiconductor pellet |
| KR20070081844A (en) * | 2006-02-14 | 2007-08-20 | 삼성전자주식회사 | Panel bonding apparatus |
| CN101855060A (en) * | 2007-11-09 | 2010-10-06 | 株式会社爱发科 | Bonding substrate manufacturing apparatus and bonding substrate manufacturing method |
| KR20120053205A (en) * | 2010-11-17 | 2012-05-25 | 엘지디스플레이 주식회사 | Apparatus for measuring of clamp preasure |
| CN202057930U (en) * | 2011-06-02 | 2011-11-30 | 北京京东方光电科技有限公司 | Vacuum cell aligning equipment and vacuum cell aligning system |
| CN102555408A (en) * | 2012-02-09 | 2012-07-11 | 华映视讯（吴江）有限公司 | Binding apparatus suitable for liquid crystal display panels |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581791A (en) * | 2018-06-26 | 2018-09-28 | 石家庄绿色再生资源有限公司 | Implosion prevention band provision for disengagement |
| CN111922218A (en) * | 2020-07-31 | 2020-11-13 | 珠海格力电器股份有限公司 | Flat pipe and fin clamping and pressing device, manufacturing method and micro-channel heat exchanger |
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| Publication number | Publication date |
|---|---|
| CN103926731B (en) | 2017-01-04 |
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