CN201229446Y - False pressure mechanism and blowing device for LCD panel - Google Patents
False pressure mechanism and blowing device for LCD panel Download PDFInfo
- Publication number
- CN201229446Y CN201229446Y CNU2008201512562U CN200820151256U CN201229446Y CN 201229446 Y CN201229446 Y CN 201229446Y CN U2008201512562 U CNU2008201512562 U CN U2008201512562U CN 200820151256 U CN200820151256 U CN 200820151256U CN 201229446 Y CN201229446 Y CN 201229446Y
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- solenoid valve
- tracheae
- false
- liquid crystal
- air blowing
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Abstract
The utility model provides a false pressure mechanism and a blowing device of a liquid crystal panel, the false pressure mechanism of the liquid crystal is used for pressing an integrated circuit chip on the position of a terminal of the panel, which comprises a machine station, a backing support, a false pressure pressure-energy and the blowing device, the backing support is arranged on the machine station, the false pressure pressure-energy is connected with the machine station, wherein the blowing device further comprises a gas supplying device, a windpipe whose one end is provided with a blowing nozzle and an electromagnetic valve which is used for controlling whether the gas supplying device is connected with the windpipe, the electrical magnetic valve is arranged on the machine station, the gas supplying device is connected with the electromagnetic valve, the blowing nozzle of the windpipe is aligned to the backing support, and the other end of the windpipe is connected to the electromagnetic valve. The mechanism and the device can effectively prevent the fraction of the panel.
Description
Technical field
The utility model relates to the false press mechanism of a kind of liquid crystal panel and is particularly related to a kind of false press mechanism of liquid crystal panel that the oneself removes the foreign matter function that has.
Background technology
Develop rapidly along with multimedia, many flat-panel screens (Flat Panel Display) technology is developed in succession, and (Liquid Crystal Display LCD), becomes the main flow of following display gradually as LCD.
In the process of making LCD, often use printed circuit board (PCB) (PWB) to assemble, between printed circuit board (PCB) and display panel, utilize integrated circuit (IC) chip (IC) to make bridge joint.Fig. 1 is a kind of liquid crystal flat panel display planar structure synoptic diagram.In the S of display panel 100 side (source drive one side) adjacency printed circuit board (PCB) 110 is arranged, between the two with several integrated circuit (IC) chip 130 bridge joints.Same, in the G of display panel 100 side (gate driving one side) adjacency printed circuit board (PCB) 120 is arranged, and use integrated circuit (IC) chip 140 bridge joints.
Generally speaking, at first need after drawing the stable back of IC, the IC vacation to be depressed into the portion of terminal of panel with false pressure head, thereby the IC pin is combined with the pin of panel is preliminary, realize the connection on electric, please refer to Fig. 2, false pressure head fixed mechanism 3 fixing false pressure heads 4 are on the panel that false pressure head 4 absorption IC pieces 5 are pressed on the back bracket (Backup) 6.Wherein, back bracket (Backup) plays support panel.
But in actual operation process, because panel is a glass material, it is comparatively fragile, thereby often appears at the panel fragmentation that on the back bracket foreign matter is arranged and cause.The source of this type of foreign matter is: panel back cleaning is clean, IC chip, mechanism's friction produce foreign matter etc., and particularly when producing 20 cun and 22 cun panels, IC is less for its G side, falls easily on back bracket and causes the panel fragmentation.For example if left over IC on the back bracket 6, when carrying out the vacation pressure, panel is put on the back bracket 6, false pressure head 4 presses on the panel together with IC, at this moment because of the panel out-of-flatness, thereby just can cause fragmentation to take place.All being to continue to produce after cleaning back bracket by operating personnel behind each fragmentation, is interim countermeasure but do like this, does not tackle the problem at its root.
In sum, there is following shortcoming in the false pressure technology of existing panel:
1) after vacation presses the equipment machine to carry out repeatedly false the pressure, can oldly amass on it all kinds of foreign matters are arranged, as dust, IC chip, when the long-time unmanned cleaning of back bracket, especially when line production, its foreign matter is will inevitably be old long-pending more or become the foreign matter of larger particles, false pressure head is with on the IC pressing panel time, can because panel place out-of-flatness and take place the skew or the fragmentation phenomenon appears, cause panel to be scrapped, cause the waste of material cost and the decline of product quality.
2) will keep the clean and tidy of back bracket surface, then must regularly clean it, existing back bracket cleaning is to be finished by operating personnel, and for line production, manpower that will inevitably be expensive has been wasted manpower.
3) for line production, all need stop operation when cleaning at every turn and could clean back bracket, also want initiating task subsequently, for the company that requires high yield, very lose time, reduced work efficiency.
The utility model content
The purpose of this utility model provides the false press mechanism of a kind of liquid crystal panel, during with false pressure of solution available liquid crystal panel, because of leaving over the problem that foreign matter causes the panel fragmentation on the back bracket.
Another purpose of the present utility model provides a kind of air blowing equipment, during with false pressure of solution available liquid crystal panel, because of leaving over the problem that foreign matter causes the panel fragmentation on the back bracket.
The utility model proposes the false press mechanism of a kind of liquid crystal panel, in order to integrated circuit (IC) chip is pressed to the terminal place of panel, it comprises board, back bracket, false pressure head and the air blowing equipment of pressing, back bracket is arranged on the board, the false pressure head of pressing links to each other with board, wherein, air blowing equipment comprises that again feeder, an end are provided with the tracheae of blowing nozzle and the solenoid valve of whether connecting in order to control feeder and tracheae, solenoid valve is arranged on the board, feeder links to each other with solenoid valve, the blowing nozzle of tracheae is aimed at back bracket, and the other end of tracheae is connected to solenoid valve.
According to the false press mechanism of the described liquid crystal panel of the utility model preferred embodiment, air blowing equipment also comprises the presetting apparatus in order to the control electromagnetic valve closure or openness, and it links to each other with solenoid valve.
According to the false press mechanism of the described liquid crystal panel of the utility model preferred embodiment, presetting apparatus is control and communication link system control station.
According to the false press mechanism of the described liquid crystal panel of the utility model preferred embodiment, the blowing nozzle of tracheae is set to flat.
According to the false press mechanism of the described liquid crystal panel of the utility model preferred embodiment, between feeder and solenoid valve, also be provided with throttling valve in order to the control air mass flow.
The utility model also proposes a kind of air blowing equipment, be arranged on the board of the false press mechanism of liquid crystal panel, in order to the foreign matter on the back bracket of removing the false press mechanism of this liquid crystal panel, air blowing equipment comprises that feeder, an end are provided with the tracheae of blowing nozzle and the solenoid valve of whether connecting in order to control feeder and tracheae, solenoid valve is arranged on the board, feeder links to each other with solenoid valve, and the blowing nozzle of tracheae is aimed at the back bracket of the false press mechanism of liquid crystal panel, and the other end of tracheae is connected to solenoid valve.
According to the described air blowing equipment of the utility model preferred embodiment, air blowing equipment also comprises the presetting apparatus in order to the control electromagnetic valve closure or openness, and it links to each other with solenoid valve.
According to the described air blowing equipment of the utility model preferred embodiment, presetting apparatus is control and communication link system control station.
According to the described air blowing equipment of the utility model preferred embodiment, the blowing nozzle of tracheae is set to flat.
According to the described air blowing equipment of the utility model preferred embodiment, between feeder and solenoid valve, also be provided with throttling valve in order to the control air mass flow.
Compared with prior art, the advantage that the utlity model has is: the utility model has been introduced air blowing equipment in the vacation pressure process of panel, and whether back bracket is blown by the solenoid control gas blow pipe, therefore can in operation, carry out foreign bodies removal to back bracket, when effectively avoiding the panel fragmentation, also can not reduce the efficient of equipment availability.In addition, the unlatching of solenoid valve and closure can be controlled by presetting apparatus, make gas blow pipe clean a back bracket behind the intact a slice panel of every pressure, need not personnel operate, and more convenient use has improved work efficiency greatly.
Description of drawings
Fig. 1 is a kind of liquid crystal flat panel display planar structure synoptic diagram;
Fig. 2 is the existing false device structure synoptic diagram of pressing;
Fig. 3 is the false press mechanism synoptic diagram of a kind of liquid crystal panel of the utility model embodiment;
Fig. 4 is a kind of tracheae synoptic diagram of the present utility model;
Fig. 5 is a kind of air blowing equipment synoptic diagram of the utility model embodiment;
Fig. 6 is the another kind air blowing equipment synoptic diagram of this new embodiment.
Embodiment
Principle of the present utility model is: on the board of the false press mechanism of liquid crystal panel air blowing equipment is set, removes the foreign matter on the back bracket by blowing, avoid panel because of out-of-flatness fragmentation to take place.
Below in conjunction with accompanying drawing, specify the utility model.
See also 3, it is the false press mechanism synoptic diagram of a kind of liquid crystal panel of the utility model embodiment.The false press mechanism of this liquid crystal panel, in order to integrated circuit (IC) chip is pressed to the terminal place of panel, it comprises board 301, back bracket 303, false pressure head 305 and the air blowing equipment of pressing.Back bracket 303 is used to place panel, and it is arranged on the board 301.Air blowing equipment is arranged on the suitable position of board (as near the neutral gear position of the board vacation pressure back bracket), and it comprises that feeder 307, an end are provided with the tracheae 311 of blowing nozzle 309 and the solenoid valve 313 that whether is communicated with in order to control feeder 307 and tracheae 311.Solenoid valve 313 is arranged on the board 301, and feeder 307 links to each other with solenoid valve 313 by high-pressure air pipe 315, and the blowing nozzle 309 of tracheae 311 is aimed at back bracket 303, and the other end of tracheae 311 is connected to solenoid valve 313.Solenoid valve 313 can adopt the AB glue bond with the connected mode of board 301, and AB glue is the another name of two liquid mixed hardening glue, and a liquid is this glue, and a liquid is rigidizer, and two liquid phases are mixed, and could harden, and it has the high characteristics of strength of joint.Smear different glue respectively in solenoid valve 313 ends and board 301 suitable positions during use, be bonded together then.Except using the AB glue bond, solenoid valve 313 can adopt alternate manner with being connected also of board 301, as screw fix, one-body molded etc.Feeder 307 can be the air feed equipment in the factory, as stamping machine, air pump etc.
When the false press mechanism of this liquid crystal panel is worked, the false terminal place that presses pressure head 305 absorption integrated circuit (IC) chip and pressure to be attached to panel.When foreign matter occurring on the back bracket 303, connect the power supply of solenoid valve 313, and make the channel connection between tracheae 311 and the feeder 307.This moment, air-flow was transported in the tracheae 311 by feeder 307, and 309 pairs of back brackets 303 of the blowing nozzle of tracheae 311 are blown, and removed the foreign matter on the back bracket 303.Because air blowing equipment can be blown to back bracket 303,, can not reduce operating efficiency so need not stop the false operation of pressing during cleaning back bracket 303 in the false pressure process of panel yet.
See also Fig. 4, it is a kind of tracheae synoptic diagram of the present utility model.This tracheae 311 saves plastics circle cap serial connection by one and forms, but its free bend, tracheae 311 1 ends are provided with blowing nozzle 309, and the other end is provided with threaded connector 403.The blowing nozzle 309 of this embodiment is a flat, an end broad of its gas outlet, and this airflow range that helps blowing out is wider, more even, has superior cleaning.Threaded connector 403 is provided with screw thread, and it is used for tracheae 311 is connected to solenoid valve 313.The structure of above-mentioned tracheae 311 does not limit the utility model, and tracheae 311 and blowing nozzle 309 thereof also can be set to other shape that is beneficial to cleaning back bracket 303.
The utility model is that air blowing equipment is joined in the false press mechanism of liquid crystal panel, for the utility model is described better, now air blowing equipment is illustrated separately.See also Fig. 5, it is a kind of air blowing equipment synoptic diagram of the utility model embodiment.This air blowing equipment comprise feeder 307, an end be provided with blowing nozzle 309 tracheae 311 and solenoid valve 313.Tracheae 311 and feeder 307 are separately positioned on the two ends of solenoid valve 313, and control feeder 307 by solenoid valve 313 and whether be communicated with tracheae 311, when needs cleaning back bracket 303, connect the power supply of solenoid valve 313, and making solenoid valve 313 be communicated with feeder 307 and tracheae 311, the blowing nozzle 309 of tracheae 311 begins back bracket 303 is blown.When the air blowing that stops back bracket 303, solenoid valve 313 cuts off feeders 307 and tracheaes 311, makes tracheae 311 stop to blow.In addition, excessive in order to prevent air-flow, can between feeder 307 and solenoid valve 313, throttling valve 315 be set.
See also Fig. 6, it is the another kind air blowing equipment synoptic diagram of this new embodiment.The air blowing equipment of present embodiment has increased presetting apparatus 603 on the basis of Fig. 5.Presetting apparatus 603 is used for the control electromagnetic valve closure or openness, and it can be control and communication link system (CC-LINK, ControlCommunication Link) control station.Presetting apparatus 603 links to each other with solenoid valve 313 by signal wire, the control signal that it can provide power supply and unlatching or close to solenoid valve 313.By presetting apparatus 603, operating personnel can set tracheae 311 to back bracket 303 each intervals of blowing and each time of blowing and continuing by programming, as being set in a slice panel are finished blowing 1.2 seconds to back bracket 303 automatically after false the pressure.
The utility model also proposes a kind of air blowing equipment, it is arranged on the board of the false press mechanism of liquid crystal panel, in order to the foreign matter on the back bracket of removing the false press mechanism of liquid crystal panel, its structure and function are identical with air blowing equipment in the above-mentioned liquid crystal panel vacation press mechanism, herein repeated description no longer.
Compared with prior art, the advantage that the utlity model has is: the utility model has been introduced air blowing equipment in the vacation pressure process of panel, and whether back bracket is blown by the solenoid control gas blow pipe, therefore can in operation, carry out foreign bodies removal to back bracket, when effectively avoiding the panel fragmentation, also can not reduce the efficient of equipment availability.In addition, the unlatching of solenoid valve and closure can be controlled by presetting apparatus, make gas blow pipe clean a back bracket behind the intact a slice panel of every pressure, need not personnel operate, and more convenient use has improved work efficiency greatly.
More than disclosed only be several specific embodiment of the present utility model, but the utility model is not limited thereto, any those skilled in the art can think variation, all should drop in the protection domain of the present utility model.
Claims (10)
1, the false press mechanism of a kind of liquid crystal panel, in order to integrated circuit (IC) chip is pressed to the terminal place of panel, it comprises a board, one back bracket and a false pressure head of pressing, this back bracket is arranged on this board, this vacation presses pressure head to link to each other with this board, it is characterized in that, the false pressure device of this panel also comprises in order to remove an air blowing equipment of the foreign matter on this back bracket, wherein, this air blowing equipment comprises a feeder again, one end is provided with a tracheae of a blowing nozzle and in order to control the solenoid valve whether this feeder and this tracheae are connected, this solenoid valve is arranged on the board, this feeder links to each other with this solenoid valve, this blowing nozzle of this tracheae is aimed at this back bracket, and the other end of this tracheae is connected to this solenoid valve.
2, the false press mechanism of liquid crystal panel as claimed in claim 1 is characterized in that, this air blowing equipment comprises that also this solenoid valve is opened or a closed presetting apparatus in order to control, and it links to each other with this solenoid valve.
3, the false press mechanism of liquid crystal panel as claimed in claim 2 is characterized in that, this presetting apparatus is control and communication link system control station.
4, the false press mechanism of liquid crystal panel as claimed in claim 1 is characterized in that this blowing nozzle of this tracheae is set to flat.
5, the false press mechanism of liquid crystal panel as claimed in claim 1 is characterized in that, also is provided with the throttling valve in order to the control air mass flow between this feeder and this solenoid valve.
6, a kind of air blowing equipment, be arranged on the board of the false press mechanism of a liquid crystal panel, in order to the foreign matter on the back bracket of removing the false press mechanism of this liquid crystal panel, it is characterized in that, this air blowing equipment comprises that a feeder, an end are provided with a tracheae of a blowing nozzle and in order to control the solenoid valve whether this feeder and this tracheae are connected, this solenoid valve is arranged on the board, this feeder links to each other with this solenoid valve, this blowing nozzle of this tracheae is aimed at the back bracket of the false press mechanism of this liquid crystal panel, and the other end of this tracheae is connected to this solenoid valve.
7, air blowing equipment as claimed in claim 6 is characterized in that, this air blowing equipment comprises that also this solenoid valve is opened or a closed presetting apparatus in order to control, and it links to each other with this solenoid valve.
8, air blowing equipment as claimed in claim 7 is characterized in that, this presetting apparatus is control and communication link system control station.
9, air blowing equipment as claimed in claim 6 is characterized in that, this blowing nozzle of this tracheae is set to flat.
10, air blowing equipment as claimed in claim 6 is characterized in that, also is provided with the throttling valve in order to the control air mass flow between this feeder and this solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201512562U CN201229446Y (en) | 2008-07-25 | 2008-07-25 | False pressure mechanism and blowing device for LCD panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201512562U CN201229446Y (en) | 2008-07-25 | 2008-07-25 | False pressure mechanism and blowing device for LCD panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201229446Y true CN201229446Y (en) | 2009-04-29 |
Family
ID=40634392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201512562U Expired - Fee Related CN201229446Y (en) | 2008-07-25 | 2008-07-25 | False pressure mechanism and blowing device for LCD panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201229446Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700611A (en) * | 2014-01-09 | 2014-04-02 | 成都先进功率半导体股份有限公司 | Blowing device for residue on surface of chip |
| CN104550062A (en) * | 2015-01-09 | 2015-04-29 | 合肥京东方光电科技有限公司 | Cleaning device and false pressing device |
| CN107703651A (en) * | 2017-09-16 | 2018-02-16 | 合肥惠科金扬科技有限公司 | A kind of panel adsorptive racks of liquid crystal panel surface foreign matter cleaning device |
| CN107783330A (en) * | 2017-09-16 | 2018-03-09 | 合肥惠科金扬科技有限公司 | A kind of liquid crystal panel surface foreign matter cleaning device |
| CN110081671A (en) * | 2019-04-04 | 2019-08-02 | 深圳市华星光电半导体显示技术有限公司 | A kind of blowing apparatus of display panel |
-
2008
- 2008-07-25 CN CNU2008201512562U patent/CN201229446Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700611A (en) * | 2014-01-09 | 2014-04-02 | 成都先进功率半导体股份有限公司 | Blowing device for residue on surface of chip |
| CN103700611B (en) * | 2014-01-09 | 2017-01-18 | 成都先进功率半导体股份有限公司 | Blowing device for residue on surface of chip |
| CN104550062A (en) * | 2015-01-09 | 2015-04-29 | 合肥京东方光电科技有限公司 | Cleaning device and false pressing device |
| CN107703651A (en) * | 2017-09-16 | 2018-02-16 | 合肥惠科金扬科技有限公司 | A kind of panel adsorptive racks of liquid crystal panel surface foreign matter cleaning device |
| CN107783330A (en) * | 2017-09-16 | 2018-03-09 | 合肥惠科金扬科技有限公司 | A kind of liquid crystal panel surface foreign matter cleaning device |
| CN110081671A (en) * | 2019-04-04 | 2019-08-02 | 深圳市华星光电半导体显示技术有限公司 | A kind of blowing apparatus of display panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20160725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |