Background technology
Thin Film Transistor-LCD (Thin Film Transistor-Liquid Crystal Display, be called for short TFT-LCD) when producing, in the module packaging technology, easily producing static and foreign matter invades, therefore, at module assembling station, need liquid crystal panel and backlight surface to be carried out the removal processing of static and foreign matter with ion wind gun.
Ion wind gun is a kind of instrument of removing surface electrostatic and foreign matter, it is by the ion pin corona discharge of muzzle, to be a large amount of negative ions by the high pressure draught ionization of muzzle, the ion wind be attached to product surface, thus the effect of playing the neutralized product surface electrostatic and removing Superficial Foreign Body.
The ion wind gun that prior art provides hangs by the upper end lanyard, to save space and convenient the use.Lanyard is the structure that is independent of outside the ion wind gun, can stretch up and down, and operator pulls down to ion wind gun and presses the switch processing of drying behind backlight or the panel top.
When using this kind ion wind gun to dry to handle, operator can't be grasped blowing position and distance well, and what can only rely on operator feels to carry out operation, crosses far away or cross closely all can't reach optimum efficiency.Therefore, the ion wind gun that prior art provides is used inconvenience, and can't guarantee to remove the effect of static and foreign matter.
The utility model content
The utility model provides a kind of ion wind gun, can realize removing the preferable effect of static and foreign matter.
For solving the problems of the technologies described above, the utility model ion wind gun adopts following technical scheme:
A kind of ion wind gun comprises: be arranged on the ion generating device and the gas injection apparatus at muzzle place, also comprise: the allocation device, be arranged on described muzzle place, and be used for the location and blow attached position.
Also comprise: the set a distance device is used for the location and blows attached distance.
Described ion wind gun also comprises register control, electrically connects with set a distance device and allocation device respectively, and described set a distance device is controlled described allocation device action by described register control.
Described register control is an electromagnetically operated valve.
Also comprise: master switch, electrically connect with external power source, be used to control the opening and closing of described ion generating device and gas injection apparatus.
Described master switch and described register control electrically connect, and after attached distance was blown in described ion wind gun location, described register control was controlled described master switch and opened.
Described master switch is an electromagnetically operated valve.
Described set a distance device comprises: lanyard, stretch out from described ion wind gun inside, and described lanyard is provided with node, and on described ion wind gun, the position that corresponding described lanyard stretches out described ion wind gun is provided with agretope.
Described set a distance device comprises: position transducer.
Described allocation device is a generating laser.
In the technical scheme of present embodiment, by being set, the allocation device penetrates integrated light beam, after the attached position of blow positioned, open ion generating device, gas injection apparatus again, blow attached, realized that this ion wind gun is easy to use, and can reach the preferable effect of removing static and foreign matter to blowing attached position and blowing the accurate location of attached distance.
Embodiment
The utility model embodiment provides a kind of ion wind gun, can realize removing the preferable effect of static and foreign matter.
Be described in detail below in conjunction with the ion wind gun of accompanying drawing the utility model embodiment.
The utility model embodiment provides a kind of ion wind gun, and as shown in Figure 1, this ion wind gun comprises: be arranged on ion generating device, gas injection apparatus and the allocation device at muzzle place, wherein, the allocation device is used for the location and blows attached position.
In the technical scheme of present embodiment, by being set, the allocation device penetrates integrated light beam, after the attached position of blow positioned, open ion generating device and gas injection apparatus again, blow attached, realized that this ion wind gun is easy to use, and can reach the preferable effect of removing static and foreign matter to blowing the attached position of blowing of attached object and blowing the accurate location of attached distance.
Further, this ion wind gun also comprises: the set a distance device is used for the location and blows attached distance.Blow attached distance by the ion wind gun muzzle with blown attached distance between objects.
Further, this ion wind gun, also comprise: register control 5, electrically connect with set a distance device and allocation device respectively, the set a distance device is by register control 5 control allocation device actions, be the set a distance device detect the ion wind gun muzzle and blow distance between the attached target when reaching the job requirements of blowing attached distance, open by register control 5 control allocation devices, thereby the allocation device further blows the location of attached position.
Further, this ion wind gun also comprises: master switch 6, electrically connect with external power source, and be used to control ion generating device, gas injection apparatus opening and closing.
Below be ion pin 1 corona discharge that is arranged on muzzle with ion generating device, gas injection apparatus is by air outlet 2 gas jet that are arranged on muzzle, the allocation device is that generating laser 3 firing altitude integrated light beam are the technical scheme of example explanation present embodiment.
In the present embodiment, register control 5 and master switch 6 are preferably electromagnetically operated valve.
Further, the set a distance device can be the lanyard structure, comprise: lanyard 4, be arranged on the ion wind gun, and stretch out from ion wind gun inside, register control 5 connects lanyard 4, and electrically connect with master switch 6, when lanyard 4 reaches certain-length, make that when the ion wind gun muzzle met job requirements with the distance of blowing attached object (liquid crystal panel and backlight surface), register control 5 was opened.Particularly, when operator is dried processing in the ion wind gun of using the utility model to provide, at first, drop-down ion wind gun, thereby elongate the lanyard 4 that is hung with ion wind gun, when being stretched to the certain-length scope, can't continue lanyard 4 drop-down (setting in advance the tensile elongation of lanyard herein according to job requirements) again, represent promptly that ion wind gun drops to and to blow attached height, represent that also ion wind gun muzzle and the distance of blowing attached object meet job requirements, lanyard 4 control register controls 5 actions this moment, thereby open the generating laser 3 of ion wind gun muzzle front position, the muzzle front end penetrates laser beam, aim at and to blow attached position, thereby accurately attached position is blown in the location.The pulldown length of control lanyard 4, the node that protrudes lanyard 4 can be set at an end of lanyard 4, and the position of node can be arranged on the lanyard 4, adaptably as required flexibly, on described ion wind gun, the position that corresponding lanyard 4 stretches out ion wind gun is provided with agretope, when elongation lanyard 4, when its node arrives agretope, can't pull out again, thereby the pulldown length of control lanyard 4, and node is when arriving agretope, 5 actions of control register control.Because lanyard 4 stretches out from ion wind gun inside, so the length of unique node to determine that lanyard 4 is pulled out can only be set, therefore, further, can be in the upper end of lanyard 4 fixedly suspension place a rolling wheel 7 is set, lanyard 4 is rolled, because it is regular length that lanyard 4 stretches out the length of ion wind gun, so the length that rolling wheel 7 allows lanyards 4 to pull out has determined to blow attached distance, so can be at blowing attached object, the attached distance of blowing according to different is provided with several gears on rolling wheel 7, thereby limit several different length that lanyard 4 is pulled out, can both realize neatly blowing the accurate location of attached distance thereby further blow attached object at difference.
To blow attached position and blow attached distance all accurately the location after, operator can be pressed master switch 6, the electromagnetically operated valve of control ion generating device and gas injection apparatus is opened, at this moment, ion pin 1 corona discharge, the high pressure draught ionization that will pass through is a large amount of negative ions, further blows out wind from air outlet 2, the wind of formation ion is attached to blows attached object surface, thereby plays the effect that neutralization is blown attached object surface static and removed Superficial Foreign Body.
Further, register control 5 electrically connects with master switch 6, and promptly register control 5 can also be controlled the validity of master switch 6, when the ion wind gun location blow attached distance after, described register control is controlled described master switch and is opened.Particularly, when lanyard 4 pulls down to when blowing attached desired distance range, the master switch 6 of control ion generating device, gas injection apparatus just can be effectively, with guarantee do not reach blow attached apart from the time, ion generating device and gas injection apparatus can not start, limit the drop-down length of ion wind gun thereby reach, reach the purpose that attached distance is blown in control.
Need to prove that the set a distance device can also be for comprising the structure of position transducer.Position transducer can be arranged on the muzzle place of ion wind gun, when detecting ion wind gun, position transducer arrived the attached distance of blowing of job requirements, then send a position signalling, trigger register control 5 actions that electrically connect with the set a distance device, thereby open and be added on the generating laser 3 of ion wind gun muzzle front position, thereby further blow the location of attached position.
In the technical scheme of present embodiment, before ion wind gun is opened, by being set, the allocation device penetrates integrated light beam, the attached position of blow is positioned, and, by set a distance device control register control is set, to control the unlatching of this allocation device, and control ion generating device, the validity of gas injection apparatus, guaranteed to reach certain blowing apart from the time, just allow to open ion generating device, gas injection apparatus, blow attached, realized that further this ion wind gun is easy to use, and can reach the preferable effect of removing static and foreign matter to blowing attached position and blowing the accurate location of attached distance.
The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of described claim.