CN2494009Y - Orientation detector for LCD unit - Google Patents

Abstract

The utility model relates to a detector, in particular to a directional detector of a liquid crystal display unit. The utility model includes two transparent substrates, the second transparent substrate thereof is provided with a stepped shape peripheral area at the surrounding, and the stepped shape peripheral area is provided with a shoulder thereon, the directional detector of the liquid crystal display unit includes a main body, the main body is connected with a lifting device, the main body can go down to a preconcerted position by the lifting device to block off the liquid crystal display unit. The utility model also includes an inductor arranged in the main body, so as to induct the liquid crystal display unit peripheral area below the main body, so the time for confirming the liquid crystal display unit is decreased, and the productivity is improved.

Description

The directional detectors of LCD unit

The utility model relates to a kind of detecting device, is particularly to a kind of directional detectors of LCD unit.

Along with the progress of electronics material skill, the accompanied electronic product is in vogue especially in daily life, increases day by day for the demand of the display compact, that power consumption is low.LCD (Liquid CrystalDisplay; LCD) because have that power consumption power is low, thermal value is few, the advantage of in light weight and non-light emitting type display or the like, be often used in this type of the electronic product, even progressively replace traditional cathode-ray tube display.

LCD is made of polaroid, glass electrode and liquid crystal material basically.This polaroid is sandwiched in the polarisation material between two transparent films and forms, and this glass electrode is at high-quality surface of plate glass, and vacuum plates the metal-oxide film of one deck tool electric conductivity.Molecule in this liquid crystal material has very strong electron conjugated locomitivity, and is just polarized easily when it is subjected to the effect of extra electric field, and produces the phenomenon of induction dipolar nature (induced dipolar), so as to making this liquid crystal display displays image.

The manufacture process of this LCD comprises that substantially the liquid crystal material injection is had two sheet glass of glass electrode and sticks Polarizer (light polarizing film) in the outside, so, promptly finishes this LCD unit (LCD Cell).Then, install members such as driving circuit, control circuit and backlight additional, in order to finish this LCD module (LCD Module).

As previously mentioned, this LCD unit has two surface glasses to constitute substantially, and this two surface glass has different sizes usually, that is wherein a surface glass can be outstanding than another side, so, bigger glass can form a stepped neighboring area in the edge of this less glass.This stair-stepping neighboring area is in order to install driving circuit and control circuit.In prior art, this stair-stepping neighboring area is usually by manually being confirmed, yet, because this stepped neighboring area is quite narrow, and this LCD unit has installed the element of multilayer film additional, so should the zone by manpower with visual confirmation, be quite difficult and consuming time.

Fundamental purpose of the present utility model is to provide a kind of directional detectors of LCD unit, in order to

Fundamental purpose of the present utility model is to provide a kind of directional detectors of LCD unit, in order to the detection LCD monitor unit, confirm the orientation of this LCD unit, can differentiate the stepped neighboring area of this LCD unit easily, so that follow-up processing operation.

Secondary objective of the present utility model is to provide a kind of directional detectors of LCD unit, can further confirm the position of this LCD unit.

The purpose of this utility model is achieved in that a kind of directional detectors of LCD unit, it is characterized in that: comprise two transparency carriers, wherein this first transparency carrier is slightly larger than this second transparency carrier, and the outside forms a stepped neighboring area around this second transparency carrier, and forms a shoulder on this stair-stepping neighboring area; The directional detectors of this LCD unit comprises a main body, is connected in a jacking gear, and this jacking gear can be reduced to this main body one precalculated position, and blocks this LCD unit; And an inductor, be located in this main body, and respond to the LCD unit neighboring area of this main body below.

This precalculated position is positioned within this shoulder scope, and this inductor can prop up this shoulder or this first transparency carrier respectively, and this inductor can sense this neighboring area or the induction less than this neighboring area.

When this inductor was sensed this neighboring area, the location of this LCD unit was correct position.

The induction of this inductor is during less than this neighboring area, this LCD unit orientate correct position as.

This LCD unit is placed on the conveying belt, and is driven by this conveying belt.

This jacking gear connects this inductor.

This inductor is an optical sensor.

This inductor comprises an optical fiber.

Other has the sidewall of a preliminary dimension.

Owing to adopt such scheme: lower and confirm the needed time of this LCD unit, and boost productivity.

In order to allow above-mentioned and other purposes of the present utility model, feature and the advantage can be more obvious, the utility model preferred embodiment cited below particularly, and cooperate appended diagram, be described in detail below.

Volume rendering synoptic diagram when Fig. 1 detects a LCD unit for of the present utility model one directed detecting device.

Fig. 2 is the diagrammatic cross-section that the part of detecting device and directed correct LCD unit is amplified among Fig. 1.

Fig. 3 is the diagrammatic cross-section that the part of detecting device and directed incorrect LCD unit among Fig. 1 is amplified.

Refer now to Fig. 1, wherein directional detectors 10, are used to detect a LCD unit 20 (LCDCell).

This LCD unit 20 is made of the transparency carrier of two planar materials substantially, and this transparency carrier uses high-quality sheet glass, and wherein this first transparent glass substrate 26 is slightly larger than this second transparent glass substrate 28; Therefore, when two transparent glass substrates 26,28 in conjunction with when forming this LCD unit 20, this first transparent glass substrate 26 can be protruding by the edge of this second transparency carrier 28, forms a stepped neighboring area 32 and a shoulder 34.

In the manufacture process of LCD, this stair-stepping neighboring area 32 is in order to install driving circuit and control circuit.Proper device is not provided in prior art, to confirm this stair-stepping neighboring area 32, or and the orientation of this LCD unit 20 unconfirmed, in other words, and this first transparent glass substrate 26 unconfirmed is positioned at the below of this second transparent glass substrate 28, so that install this driving circuit and this control circuit additional.Moreover, because the width of this stair-stepping neighboring area 32 is quite narrow, so by manually the orientation with this LCD unit 20 of visual confirmation is also difficult and consuming time.

When this LCD unit 20 adds man-hour, this LCD unit 20 is carried by a conveyer belt apparatus 38, and this directional detectors 10 has a jacking gear 36 in addition, drive this directional detectors 10, in order to this directional detectors 10 that raises this LCD unit 20 can be passed through, maybe this directional detectors IO is reduced to a precalculated position, in order to block this LCD unit 20 so that detect its orientation; Being skillful in this skill person can understand, this directional detectors 10 not only can be used for detecting the orientation of this LCD unit 20, and can in process, confirm the position of this LCD unit 20, that is function such as same block (Stopper) that should the orientation stigmatometer.

Now please refer to Fig. 2, wherein show situation according to the operation of the directional detectors 10 of this LCD cover unit of the utility model embodiment, and this LCD unit 20 is directed correct, this directional detectors 10 has an optical fiber 14, can be in order to respond to this first transparent glass substrate 26, be reduced to when the height of this directional detectors 10 between the upper surface of the upper surface of this first transparent glass substrate 26 and this second transparency carrier 28, and when this LCD unit 20 is carried by this conveyer belt apparatus 38, the shoulder 34 of this LCD unit 20 can lean against on this directional detectors 10, because the sidewall 12 of this directional detectors 10 has specific thickness, so this stair-stepping neighboring area 32 promptly is positioned at the below of this optical fiber 14, and can be this optical fiber 14 and respond to, and confirmed that whereby this LCD unit 20 has correct orientation.If during this LCD unit 20 directed incorrect (as shown in Figure 3), the optical fiber 14 of this directional detectors 10 just can't be sensed this transparent glass substrate 26, is incorrect so can confirm the orientation of this LCD unit 20.

Not mediocre giving unnecessary details, in the process of this LCD, the orientation of this LCD unit 20 as shown in Figure 3 can also be for correct, and this LCD unit 20 shown in Figure 2 be orientated incorrect.In in the case, this directional detectors 10 also drops to a predetermined altitude (just can prop up this shoulder 34), and when appraising and deciding when detecting device 10 is failed this stepped neighboring area 32 of induction, represent that promptly this LCD unit 20 has correct orientation, otherwise, if when this directional detectors 10 is sensed this stepped neighboring area 32, represent that promptly this LCD unit 20 has incorrect orientation.

Being skillful in this skill person can understand, this optical fiber 14 is in order to be passed to visual signal one optical sensor, perhaps this optical fiber 14 can be exported a light, via the inductor of this LCD unit 20 to opposite side, so that respond to this stair-stepping neighboring area 32, and confirmed the orientation of this LCD unit 20.

As previously mentioned, because the sidewall of appraising and deciding to detecting device 10 12 has fixing thickness, thus utilize the induction of this optical fiber 14, also can be in order to confirm the position of this LCD unit 20.

Though the utility model discloses with aforementioned preferred embodiment, yet, be not in order to limiting the utility model, anyly have the knack of this skill person, in not breaking away from spirit and scope of the present utility model, when doing various changes and modification.Therefore, protection domain of the present utility model is as the criterion when looking accompanying the claim person of defining.

Claims (9)

1, a kind of directional detectors of LCD unit, it is characterized in that: comprise two transparency carriers, wherein this first transparency carrier is slightly larger than this second transparency carrier, and the outside forms a stepped neighboring area around this second transparency carrier, and on this stair-stepping neighboring area, forming a shoulder, the directional detectors of this LCD unit comprises a main body; Be connected in a jacking gear, this jacking gear can be reduced to this main body one precalculated position, and blocks this LCD unit; And an inductor, be located in this main body, and respond to the LCD unit neighboring area of this main body below.

2, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: this precalculated position is positioned within this shoulder scope, this inductor can prop up this shoulder or this first transparency carrier respectively, and this inductor can sense this neighboring area or the induction less than this neighboring area.

3, according to the directional detectors of the LCD unit of claim 2, it is characterized in that: when this inductor was sensed this neighboring area, the location of this LCD unit was correct position.

4, according to the directional detectors of the LCD unit of claim 2, it is characterized in that: this inductor induction is during less than this neighboring area, this LCD unit orientate correct position as.

5, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: this LCD unit is placed on the conveying belt, and is driven by this conveying belt.

6, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: this jacking gear connects this inductor.

7, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: this inductor is an optical sensor.

8, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: this inductor comprises an optical fiber.

9, according to the directional detectors of the LCD unit of claim 1, it is characterized in that: other has the sidewall of a preliminary dimension.

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