CN113175880A - Detection equipment - Google Patents
Detection equipment Download PDFInfo
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- CN113175880A CN113175880A CN202110347884.8A CN202110347884A CN113175880A CN 113175880 A CN113175880 A CN 113175880A CN 202110347884 A CN202110347884 A CN 202110347884A CN 113175880 A CN113175880 A CN 113175880A
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- lcd screen
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- 238000001514 detection method Methods 0.000 title claims abstract description 322
- 230000001737 promoting effect Effects 0.000 claims description 4
- 239000002313 adhesive film Substances 0.000 abstract description 30
- 239000003086 colorant Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000011179 visual inspection Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
Abstract
The embodiment of the invention relates to the technical field of electronic product processing, and particularly discloses detection equipment, which comprises a base, a detection device and a detection device, wherein the base is used for bearing a display; the first detection device is arranged on the base and comprises a first detection module and a second detection module, and the second detection module and the first detection module are arranged at intervals along a first direction; the second detection device comprises a third detection module and a fourth detection module, and the fourth detection module and the third detection module are arranged at intervals along the second direction; the positioning device is used for positioning the display; the controller is connected with the first detection device and the second detection device; when the display finishes positioning, the first detection module and the third detection module detect the color of the LCD screen, and the second detection module and the fourth detection module detect the color of the adhesive film, the offset of the adhesive film meets the condition. Through the mode, the embodiment of the invention can realize the detection of the offset of the film pasting on the LCD screen.
Description
Technical Field
The embodiment of the invention relates to the technical field of electronic product processing, in particular to detection equipment.
Background
The display, it is the input/output equipment belonging to the computer, it is a display tool that displays certain electronic document to the screen through the particular transmission equipment and reflects to the human eye, the display can be divided into many types such as CRT, LCD usually, the LCD includes the LCD screen, wherein, utilize EMR (electro Magnetic Resonance technology) electromagnetic induction technology can realize drawing and scribbling on the LCD screen, its concrete principle is: the 'induction plate' capable of detecting the motion direction of the insulating pen is arranged in the LCD screen, the insulating pen with the built-in resonance electronic circuit can accumulate weak energy in a magnetic field range generated by the induction plate, the insulating pen can emit electromagnetic signals to the induction plate through the energy, and the motion can be cyclically reciprocated at a high speed to induce the coordinates, the gradient and the operating state signals of the insulating pen, so that painting on the LCD screen is realized.
In the production process, in order to realize painting and writing on the LCD screen, an electromagnetic film is required to be attached to the glass surface of the LCD screen, on one hand, the electromagnetic film can block radiation of various technical common frequencies such as radio waves, infrared and ultraviolet, on the other hand, the electromagnetic film prevents interference of external electromagnetic signals, and meanwhile, an insulating pen convenient to slide on the LCD screen is convenient to slide, the left and right offset of the electromagnetic film on the LCD screen is strictly limited, the maximum allowable offset is 0.5mm, if the offset exceeds 0.5mm, the condition that the actual sliding track of the insulating pen on the LCD screen and the track of the insulating pen on the LCD screen have difference can be generated, and the use experience of a customer is influenced.
However, in the process of implementing the present invention, the inventors of the present invention found that: at present, the electromagnetic film is attached to an LCD screen through manual work, whether the offset of the electromagnetic film is qualified or not is detected by adopting a manual visual inspection mode, the mode subjectivity of the manual visual inspection is strong, error detection is easily caused, and products with inaccurate film attaching are enabled to flow into the market.
Disclosure of Invention
In view of the above problems, embodiments of the present invention provide a detection apparatus, which overcomes the problem that the accuracy of the film attachment cannot be determined.
According to an aspect of an embodiment of the present invention, there is provided a detection apparatus for detecting a display, the display including an LCD screen and a film attached to the LCD screen, the detection apparatus including a base for carrying the display; the first detection device comprises a first detection module and a second detection module, the first detection module and the second detection module are both arranged on the base, and the second object detection device and the first object detection device are arranged at intervals along a first direction; the second detection device comprises a third detection module and a fourth detection module, the third detection module and the fourth detection module are both arranged on the base, the fourth detection module and the third detection module are arranged at intervals along a second direction, and the first direction is vertical to the second direction; the positioning device is used for positioning the display so that the first detection module and the second detection module are positioned on two sides of the first edge of the film in the second direction, and the third detection module and the fourth detection module are positioned on two sides of the second edge of the film in the first direction, wherein after the display is positioned, the first edge and the second edge are vertical; the controller, respectively with first detection module, second detection module, third detection module and fourth detection module are connected, the controller is used for receiving first detection module, second detection module, third detection module and fourth detection module's detected signal, and first detection module and third detection module detect the colour of pad pasting, during the colour of second detection module and fourth detection module LCD screen, confirm the pad pasting is in the offset of LCD screen accords with the preset condition, otherwise, confirms the pad pasting is in the offset of LCD screen does not accord with the preset condition.
In an optional mode, the positioning device comprises an accommodating groove arranged on the base, a first driving device and a second driving device; the accepting groove has first lateral wall and second lateral wall, first lateral wall and second lateral wall are perpendicular, first drive arrangement and second drive arrangement all set up in the base, first drive arrangement with first lateral wall is relative, second drive arrangement with the second lateral wall is relative, first drive arrangement is used for promoting the display to follow first direction motion, second drive arrangement is used for promoting the display to follow second direction motion, so that the both sides wall of display respectively with first lateral wall and second lateral wall butt realize right the location of display.
In an alternative mode, the receiving groove has a third sidewall opposite to the first sidewall, the third sidewall is provided with a first groove, and the first driving device is mounted in the first groove.
In an optional manner, the first driving device includes a first cylinder, a first piston rod, and a first fixing plate, the first cylinder is fixed in the first groove, one end of the first piston rod is connected to the first cylinder, the other end of the first piston rod extends out of the first groove and is inserted into the receiving groove, the first fixing plate is connected to the other end of the first piston rod, and the first fixing plate is configured to abut against a display located in the receiving groove to push the display to move along the first direction.
In an optional manner, the accommodating groove has a fourth side wall, the fourth side wall is opposite to the second side wall, and the fourth side wall is provided with a second groove for installing the second driving device.
In an optional manner, the second driving device includes a second cylinder, a second piston rod, and a second fixing plate, the second cylinder is fixed in the second groove, one end of the second piston rod is connected to the second cylinder, the other end of the second piston rod extends out of the first groove and is inserted into the receiving groove, the second fixing plate is connected to the second piston rod, and the second fixing plate is configured to abut against a display located in the receiving groove to drive the display to move along the second direction.
In an alternative mode, the first detection module and the second detection module are separated by a distance of less than 0.5 mm; the third detection module and the fourth detection module are separated by a distance of less than 0.5 mm.
In an optional mode, the number of the first detection devices is two, the two first detection devices are arranged at intervals along the second direction, and after the display is positioned, the two first detection devices correspond to two ends of the first edge of the adhesive film; the number of the second detection devices is two, the two second detection devices are arranged at intervals along the first direction, and when the display is positioned, the two second detection devices correspond to the two ends of the second edge of the film. The two first detection devices can prevent the first edge of the film from deviating, and the two second detection devices can prevent the second edge of the film from deviating.
In an optional manner, the first detection module, the second detection module, the third detection module, and the fourth detection module are color sensors, and the color sensors can detect colors of an object.
In an optional mode, check out test set still includes the warning light, the warning light set up in the base, the warning light with the controller is connected, the controller is used for working as the pad pasting is in the offset of LCD screen accords with the condition of predetermineeing, controls the first signal of warning light output, works as the pad pasting is in the offset of LCD screen is not conform to the condition of predetermineeing, controls the second signal of warning light output, wherein, first signal is inequality with the second signal.
The embodiment of the invention has the beneficial effects that: different from the prior art, the embodiment of the invention is provided with a base, a first detection device, a second detection device, a positioning device and a controller, wherein the base is used for bearing a display, the first detection device comprises a first detection module and a second detection module, the first detection module and the second detection module are both arranged on the base, the second detection module and the first detection module are arranged at intervals along a first direction, the second detection device comprises a third detection module and a fourth detection module, the third detection module and the fourth detection module are both arranged on the base, the fourth detection module and the third detection module are arranged at intervals along a second direction, the first direction is vertical to the second direction, in addition, the positioning device is used for positioning the display, so that the first detection module and the second detection module are positioned at two sides of a first edge of the film along the second direction, and, the third detection module and the fourth detection module are positioned at two sides of the second edge of the pad pasting along the first direction, when the display is positioned, the first edge is vertical to the second edge, the controller is respectively connected with the first detection module, the second detection module, the third detection module and the fourth detection module, the controller is used for receiving detection signals of the first detection module, the second detection module, the third detection module and the fourth detection module, a user sets the color of the pad pasting as the color capable of being detected by the first detection module and the third detection module in advance, the color of the LCD screen is set as the color capable of being detected by the second detection module and the fourth detection module, the user only needs to place the display on the base, then the positioning device is used for positioning the display, when the display is positioned, the pad pasting attached to the LCD screen is positioned at the corresponding position, the color of the pad pasting is detected by the first detection module and the third detection module, when second detection module and fourth detection module detected the colour of LCD screen, confirm that the pad pasting accords with the preset condition at the offset of LCD screen, otherwise, confirm that the pad pasting is in the offset of LCD screen is not conform to the preset condition, sets up like this, not only can accomplish the detection to the offset of pad pasting on the LCD screen, compares with artifical visual inspection moreover, and this equipment efficiency is higher and detect more accurately.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the detecting apparatus of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic diagram of an embodiment of the detecting apparatus of the present invention;
FIG. 4 is a schematic diagram of the overall structure of a detection apparatus according to an embodiment of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic diagram of an operating state of the detecting device according to the embodiment of the present invention;
FIG. 7 is a schematic view of another angle of the overall structure of the detecting device according to the embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a first driving device of a detecting apparatus according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a second driving device of the detecting apparatus according to the embodiment of the present invention.
Reference numerals: 10. a base; 20. a first detection device; 201. a first detection module; 202. a second detection module; 30. a second detection device; 301. a third detection module; 302. a fourth detection module; 40. a positioning device; 401. an accommodating groove; 4011. a first side wall; 4012. a second side wall; 4013. a third side wall; 4013a, a first groove; 4014. a fourth side wall; 4014a, a second groove; 402. a first driving device; 4021. a first cylinder; 4022. a first piston rod; 4023. a first fixing plate; 403. a second driving device; 4031. a second cylinder; 4032. a second piston rod; 4033. a second fixing plate; 50. a warning light; 501. a first warning light; 502. a second warning light; 60. a code scanner; 70. a switch; 701. a first switch; 702. a second switch.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. 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 be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
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 in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, an inspection apparatus 01 is used for inspecting a display 100, which includes an LCD panel 1001 and a film 1002 attached to the LCD panel. A detection device 01 comprises a base 10, a first detection device 20, a second detection device 30, a positioning device 40, a controller (not shown) and a prompting lamp 50. The first detection device 20, the second detection device 30 and the positioning device 40 are all arranged on the base 10, the first detection device 20 detects the offset of the adhesive film in the first direction, the second detection device 30 detects the offset of the adhesive film in the second direction, the controller is electrically connected with the first detection device 20, the second detection device 30 and the prompting lamp 50, and the controller can be used for controlling the first detection device 20, the second detection device 30 and the prompting lamp 50.
The detection device 01 further comprises a code scanner 60 and a switch 70, wherein the code scanner 60 is arranged on the base 10, and the code scanner 60 scans a bar code on a qualified display, so that track tracking of a product is facilitated. The switch 70 is disposed on the base 10, the switch 70 is connected to the controller, and the switch 70 is used to turn on or off the detection device.
For better illustration of the structure of the sensing device 01, the structure of the sensing device 01 will be described with reference to the X, Y, Z axes, where the X, Y, Z axes are perpendicular two by two.
As shown in fig. 1 and 2, the first detecting device 20 is used for detecting the offset amount of the adhesive film in the first direction, and the first detecting device 20 detects the first edge 1002a of the adhesive film to detect the offset amount of the adhesive film in the first direction.
Specifically, the first detection device 20 includes a first detection module 201 and a second detection module 202, the first detection module 201 and the second detection module 202 are both disposed on the base 10, and the first detection module 201 and the second detection module 202 are disposed at an interval along a first direction. The color detected by the first detection module is different from that detected by the second detection module, in this embodiment, the first detection module detects the color of the adhesive film, and the second detection module detects the color of the LCD screen. The display is pushed to move towards the first direction at the positioning device 40, namely the positioning device 40 pushes the display to move towards the direction provided with the first detection device 20, when the display is positioned in the first direction, one side, away from the display, of the film is tightly attached to the first detection module 201, the first detection module 201 can detect the color of the film, if one side, away from the display, of the film is tightly attached to the first detection module 201 and the second detection module 202, namely the second detection module 202 can detect the color of the film, the color is different from the color of the originally set and detected LCD screen, and the deviation amount of the first edge 1002a of the film is not in accordance with the preset condition. For example: the LCD screen can be set to be black, the pad pasting is white, the color that first detection module 201 detected is white, the color that second detection module 202 detected is black, after the display accomplished the location, only when the color that first detection module 201 detected is white, the color that second detection module 202 detected is black, the offset of the first edge 1002a of pad pasting accords with the preset condition. It is understood that the colors of the LCD panel and the adhesive film are not limited as long as the colors detected by the first detecting module 201 and the second detecting module 202 are different.
In some embodiments, the first detection module 201 and the second detection module 202 are color sensors, and the color sensors can detect the color of the object.
It should be noted that: since the left and right offset of the adhesive film on the LCD screen is strictly limited, and the maximum allowable offset is 0.5mm, the preset condition of the offset of the adhesive film is usually set to be less than 0.5 mm.
In some embodiments, as shown in fig. 4-6, the number of the first detecting devices 20 is two, two of the first detecting devices 20 are disposed at intervals in a direction opposite to the second direction, and after the display is positioned, the two first detecting devices 20 correspond to two ends of the first edge 1002a of the film, and the two first detecting devices 20 are disposed to prevent the first edge 1002a of the film from being shifted.
It should be noted that: wherein the first direction is along the X-axis direction. The second direction refers to a direction along the Y-axis. The third direction is along the Z-axis.
In some embodiments, the first detection module 201 and the second detection module 202 are spaced apart by less than 0.5mm, and the first detection module 201 and the second detection module 202 are spaced apart by less than 0.5mm, which satisfies a maximum offset of 0.5mm in the first direction of the film.
It can be understood that: the distance between the first detection module 201 and the second detection module 202 is not limited to 0.5mm, and may be set to other dimensions, and the distance between the first detection module 201 and the second detection module 202 is set according to the maximum allowable offset of the actual object, for example: when the maximum offset of the film on the display screen is required to be 0.8 mm in other embodiments, the separation distance between the first detection module 201 and the second detection module 202 may be set to be 0.8 mm.
In other embodiments, the color sensors of the first detection module 201 and the second detection module 202 may be replaced by proximity sensors, and the proximity sensors are devices capable of sensing the proximity of an object, and the proximity sensors may sense the object by a preset sensing distance, for example, the preset sensing distance of the proximity sensors in the third direction is set to 0.5mm, and the object can be sensed by the proximity sensors within a range of 0.5mm from the proximity sensors in the third direction. In some embodiments, the thickness of the adhesive film is 0.28mm, so that the preset sensing distance of the proximity sensor is set to 0.28mm, after the display is positioned in the first direction, the adhesive film can be detected by the first detecting module 201, and if the adhesive film is detected by the second detecting module 202, it indicates that the adhesive film has an offset on the LCD screen along the first direction, and the offset of the adhesive film does not meet the preset condition. Wherein the third direction is perpendicular to the first direction and the second direction.
As for the second detecting means 30, as shown in fig. 1 and 2, the second detecting means 30 is used for detecting the offset of the first edge 1002b of the adhesive film on the LCD screen. The second detecting device 30 includes a third detecting module 301 and a fourth detecting module 302, the third detecting module 301 and the fourth detecting module 302 are both disposed on the base 10, and the fourth detecting module 302 and the third detecting module 301 are disposed at an interval along a second direction. The color detected by the third detection module is different from that detected by the fourth detection module, in this embodiment, the third detection module detects the color of the adhesive film, and the fourth detection module detects the color of the LCD screen. The display is pushed to move towards the second direction by the positioning device 40, namely the display is pushed to move towards the direction provided with the second detection device 30 by the positioning device 40, when the display is positioned in the second direction, one side, away from the display, of the film is tightly attached to the third detection module 301, the color of the film can be detected by the third detection module 301, if one side, away from the display, of the film is tightly attached to the third detection module 301 and the fourth detection module 302, namely the color of the film can be detected by the fourth detection module 302, the color of the LCD screen is different from the color of the original set detection, and the offset of the second edge 1002b of the film is not accordant with the preset condition. For example: the LCD screen can be set to be black, the adhesive film is white, the color detected by the third detection module 301 is white, the color detected by the fourth detection module 302 is black, after the display is positioned, the offset of the second edge 1002b of the adhesive film accords with the preset condition only when the color detected by the third detection module 301 is white and the color detected by the fourth detection module 302 is black. It is understood that the colors of the LCD panel and the adhesive film are not limited as long as the colors detected by the third detection module 301 and the fourth detection module 302 are different.
In some embodiments, the third detection module 301 and the fourth detection module 302 are color sensors, and the color sensors can detect the color of the object.
In some embodiments, as shown in fig. 4-6, the number of the second detecting devices 30 is two, two of the second detecting devices 30 are spaced in a direction opposite to the first direction, and after the display is positioned, the two second detecting devices 30 correspond to two ends of the first edge 1002b of the film, and the two second detecting devices 30 are disposed to prevent the first edge 1002b of the film from shifting.
In some embodiments, the third detection module 301 and the fourth detection module 302 are spaced apart by less than 0.5mm, and the third detection module 301 and the fourth detection module 302 are spaced apart by less than 0.5mm, which satisfies a maximum offset of 0.5mm in the second direction of the film.
It can be understood that: the distance between the third detection module 301 and the fourth detection module 302 is not limited to 0.5mm, and may be set to other dimensions, and the distance between the third detection module 301 and the fourth detection module 302 is set according to the maximum allowable offset of the actual object, for example: when the maximum offset of the film on the display screen is required to be 0.8 mm in other embodiments, the third detection module 301 and the fourth detection module 302 may be spaced apart by 0.8 mm.
In other embodiments, the color sensors of the third detection module 301 and the fourth detection module 302 may be replaced with proximity sensors, where the proximity sensors are devices capable of sensing the proximity of an object, and the proximity sensors may sense the object by a preset sensing distance, for example, the preset sensing distance of the proximity sensors in the third direction is set to 0.5mm, and the object may be sensed by the proximity sensors within a range of 0.5mm from the proximity sensors in the third direction. In some embodiments, the thickness of the adhesive film is 0.28mm, thereby setting the predetermined sensing distance of the proximity sensor to be 0.28mm, after the display is positioned in the second direction, the adhesive film can be detected by the third detecting module 301, and if the adhesive film is detected by the fourth detecting module 302, it indicates that the adhesive film has a deviation on the LCD screen along the second direction, and the deviation amount of the adhesive film does not meet the predetermined condition.
With respect to the base 10 and the positioning device 40, as shown in fig. 1, the base 10 is used to carry the display. The positioning device 40 is disposed on the base 10, and the positioning device 40 is configured to position the display, so that the first detection module 201 and the second detection module 202 are located at two sides of the first edge 1002a of the film along the first direction, and the third detection module 301 and the fourth detection module 302 are located at two sides of the first edge 1002b of the film along the second direction, and after the display is positioned, the first edge 1002a is perpendicular to the first edge 1002 b.
In some embodiments, as shown in fig. 7, the positioning device 40 includes a receiving slot 401, a first driving device 402 and a second driving device 403 disposed on the base 10. The accommodating groove 401 has a first side wall 4011 and a second side wall 4012, the first side wall 4011 and the second side wall 4012 are perpendicular, the first driving device 402 and the second driving device 403 are both disposed on the base 10, the first driving device 402 is opposite to the first side wall 4011, the second driving device 403 is opposite to the second side wall 4012, the first driving device 402 is used for pushing the display to move along the first direction, and the second driving device 403 is used for pushing the display to move along the second direction, so that two side walls of the display are respectively abutted to the first side wall 4011 and the second side wall 4012, and the display is positioned.
In some embodiments, the receiving slot 401 has a third sidewall 4013, the third sidewall 4013 is opposite to the first sidewall 4011, the third sidewall 4013 is provided with a first groove 4013a, and the first groove 4013a is used for installing the first driving device 402.
In some embodiments, the receiving slot 401 has a fourth sidewall 4014, the fourth sidewall 4014 is opposite to the second sidewall 4012, the fourth sidewall 4014 is provided with a second recess 4014a, and the second recess 4014a is used for installing the second driving device 403.
In some embodiments, as shown in fig. 8, the first driving device 402 includes a first cylinder 4021, a first piston rod 4022, and a first fixing plate 4023, the first cylinder 4021 is fixed in the first recess 4013a, one end of the first piston rod 4022 is connected to the first cylinder 4021, the other end of the first piston rod 4022 protrudes from the first recess 4013a and is inserted into the receiving slot 401, the first fixing plate 4023 is connected to the other end of the first piston rod 4022, and the first fixing plate 4023 is configured to abut against the display located in the receiving slot 401 to push the display to move in the first direction, so that the display is positioned in the first direction.
It is understood that the first driving device 402 is not limited to pushing the first fixing plate by using the air cylinder, and other structures are also possible as long as the first driving device 402 can push the display to move in the first direction, for example: the first driving device 402 includes a first motor (not shown), a first reduction gearbox (not shown), a first connecting rod (not shown), and a second connecting rod (not shown), wherein one end of the first connecting rod is fixed to the first fixing plate 4023, one end of the second connecting rod is rotatably connected to the other end of the first connecting rod, the other end of the second connecting rod is connected to the reduction gearbox, the reduction gearbox is connected to the first motor, and the first fixing plate can be driven to move along a first direction by using a crank-slider principle, so that the display is pushed to move along the first direction.
In some embodiments, as shown in fig. 9, the second driving device 403 includes a second cylinder 4031, a second piston rod 4032 and a second fixing plate 4033, the second cylinder 4031 is fixed in the second recess 4014a, one end of the second piston rod 4032 is connected to the second cylinder 4031, the other end of the second piston rod 4032 protrudes from the first recess 4013a and is inserted into the receiving slot 401, the second fixing plate 4033 is connected to the second piston rod 4032, and the second fixing plate 4033 is configured to abut against the display located in the receiving slot 401 to push the display to move in the second direction, so that the display is positioned in the second direction.
It is understood that the second driving device 403 is not limited to pushing the second fixing plate by using the air cylinder, and other structures are also possible as long as the second driving device 403 is sufficient to push the display to move in the second direction, for example: the second driving device 403 includes a second motor (not shown), a second reduction gearbox (not shown), a third connecting rod (not shown), and a fourth connecting rod (not shown), wherein one end of the third connecting rod is fixed to the second fixing plate 4033, one end of the fourth connecting rod is rotatably connected to the other end of the third connecting rod, the other end of the fourth connecting rod is connected to the second reduction gearbox, the second reduction gearbox is connected to the second motor, and the second fixing plate can be driven to move along the second direction by using the crank-slider principle, so that the display is pushed to move along the second direction.
As for the above warning light 50, as shown in fig. 1, the warning light 50 is disposed on the base 10, and the warning light 50 is connected to the controller. When the offset of pad pasting on the LCD screen accords with the preset condition, warning light 50 outputs first signal, first signal can remind the user that the pad pasting offset on this LCD screen accords with the preset condition, works as the pad pasting is in the offset of LCD screen is not conform to the preset condition, warning light 50 outputs the second signal, the second signal can remind the user that the pad pasting offset on this LCD screen is not conform to the preset condition. Wherein the first signal and the second signal are different. It is understood that the first signal may be that the indicator light 50 is displayed in green, the second signal may be that the indicator light 50 is displayed in red, and the first signal and the second signal are not limited as long as they are convenient for the user to understand.
In some embodiments, the indicator lights 50 include a first indicator light 501 and a second indicator light 502, the first indicator light 501 is used to display the status of the detection module, such as: the pad pasting is tightly attached to the first detection module 201 and the third detection module 301, at this time, the pad pasting accords with the preset offset, the first prompt lamp 501 outputs a first signal, and if the pad pasting is tightly attached to the second detection module 202 or the fourth detection module 302, the first prompt lamp 501 outputs a second signal. Wherein, under the condition that the first indicator lamp 501 outputs the display detection module and the state of the detection module is not abnormal, the second indicator lamp 502 is used for indicating that the current product is in a qualified state.
For the above controller, the controller is connected to the first detection module 201, the second detection module 202, the third detection module 301, and the fourth detection module 302, and the controller is configured to receive detection signals of the first detection module 201, the second detection module 202, the third detection module 301, and the fourth detection module 302, and determine that the offset of the film on the LCD screen meets a preset condition when the first detection module 201 and the third detection module 301 detect an object and the second detection module 202 and the fourth detection module 302 do not detect an object, otherwise determine that the offset of the film on the LCD screen does not meet the preset condition.
It can be understood that, when the number of the first detection device 20 and the second detection device 30 is two, the controller determines that the offset of the film on the LCD screen meets the preset condition only when two of the first detection module 201 and the third detection module 301 detect an object and two of the second detection module 202 and the fourth detection module 302 do not detect an object, otherwise, determines that the offset of the film on the LCD screen does not meet the preset condition.
For the above-mentioned bar code scanner 60, as shown in fig. 3, the bar code scanner 60 is disposed on the base 10, the bar code scanner 60 is used for scanning bar codes of LCD screens of qualified displays, and the bar code scanner 60 is convenient for enterprises to track and trace products
As for the switch 70, as shown in fig. 3, the switch 70 is disposed on the base 10, the switch 70 is connected to the controller, and the switch 70 is used to turn on or off the detection device.
In some embodiments, the switch 70 includes a first switch 701 and a second switch 702, the first switch 701 is used for normally turning on or off the detection device, and the second switch 702 is used for turning off the detection in time when the detection device fails.
In the embodiment of the invention, by arranging a base, a first detection device, a second detection device, a positioning device and a controller, wherein the base is used for bearing a display, the first detection device comprises a first detection module and a second detection module, the first detection module and the second detection module are both arranged on the base, the second detection module and the first detection module are arranged at intervals along a first direction, the second detection device comprises a third detection module and a fourth detection module, the third detection module and the fourth detection module are both arranged on the base, the fourth detection module and the third detection module are arranged at intervals along a second direction, the first direction is vertical to the second direction, in addition, the positioning device is used for positioning the display, so that the first detection module and the second detection module are positioned at two sides of a first edge of a film along the second direction, and the third detection module and the fourth detection module are positioned at two sides of a second edge of the film along the first direction, when the display is positioned, the first edge is vertical to the second edge, the controller is respectively connected with the first detection module, the second detection module, the third detection module and the fourth detection module, the controller is used for receiving detection signals of the first detection module, the second detection module, the third detection module and the fourth detection module, a user sets the color of the adhesive film as detectable colors of the first detection module and the third detection module in advance, sets the color of the LCD screen as detectable colors of the second detection module and the fourth detection module, the user only needs to place the display on the base and then position the display by using the positioning device, when the display is positioned, the adhesive film attached on the LCD screen is in a corresponding position, the color of the adhesive film is detected by the first detection module and the third detection module, and when the color of the LCD screen is detected by the second detection module and the fourth detection module, confirm that the pad pasting is in the offset of LCD screen and accord with the preset condition, otherwise, confirm that the pad pasting is in the offset of LCD screen is not conform to the preset condition, sets up like this, not only can accomplish the detection to the offset of pad pasting on the LCD screen, compares with artifical visual inspection moreover, and this equipment efficiency is higher and detect more accurately.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a check out test set for detect the display, wherein, the display includes the LCD screen and attaches in pad pasting on the LCD screen, the LCD screen is different with the colour of pad pasting, its characterized in that, check out test set includes:
a base for carrying the display;
the first detection device comprises a first detection module and a second detection module, the first detection module and the second detection module are both arranged on the base, and the second detection module and the first detection module are arranged at intervals along a first direction;
the second detection device comprises a third detection module and a fourth detection module, the third detection module and the fourth detection module are both arranged on the base, the fourth detection module and the third detection module are arranged at intervals along a second direction, and the first direction is vertical to the second direction;
the positioning device is used for positioning the display so that the first detection module and the second detection module are positioned on two sides of a first edge of the film in a first direction, and the third detection module and the fourth detection module are positioned on two sides of a second edge of the film in a second direction, wherein after the display is positioned, the first edge and the second edge are vertical;
the controller, respectively with first detection module, second detection module, third detection module and fourth detection module are connected, the controller is used for receiving first detection module, second detection module, third detection module and fourth detection module's detected signal, and first detection module and third detection module detect the colour of pad pasting, when second detection module and fourth detection module detected the colour of LCD screen, confirm the pad pasting is in the offset of LCD screen accords with the preset condition, otherwise, confirms the pad pasting is in the offset of LCD screen does not accord with the preset condition.
2. The detection apparatus according to claim 1,
the positioning device comprises an accommodating groove arranged on the base, a first driving device and a second driving device;
the accepting groove has first lateral wall and second lateral wall, first lateral wall and second lateral wall are perpendicular, first drive arrangement and second drive arrangement all set up in the base, first drive arrangement with first lateral wall is relative, second drive arrangement with the second lateral wall is relative, first drive arrangement is used for promoting the display to follow first direction motion, second drive arrangement is used for promoting the display to follow second direction motion, so that the both sides wall of display respectively with first lateral wall and second lateral wall butt realize right the location of display.
3. The detection apparatus according to claim 2,
the accommodating groove is provided with a third side wall, the third side wall is opposite to the first side wall, the third side wall is provided with a first groove, and the first driving device is installed in the first groove.
4. The detection apparatus according to claim 3,
the first driving device comprises a first air cylinder, a first piston rod and a first fixing plate, the first air cylinder is fixed in the first groove, one end of the first piston rod is connected with the first air cylinder, the other end of the first piston rod extends out of the first groove and is inserted into the accommodating groove, the first fixing plate is connected with the other end of the first piston rod, and the first fixing plate is used for abutting against a display located in the accommodating groove to push the display to move along the first direction.
5. The detection apparatus according to claim 2,
the accommodating groove is provided with a fourth side wall, the fourth side wall is opposite to the second side wall, a second groove is formed in the fourth side wall, and the second driving device is installed in the second groove.
6. The detection apparatus according to claim 5,
the second driving device comprises a second air cylinder, a second piston rod and a second fixing plate, the second air cylinder, the second piston rod and the second fixing plate are fixed in the second groove, one end of the second piston rod is connected with the second air cylinder, the other end of the second piston rod extends out of the first groove and is inserted into the accommodating groove, the second fixing plate is connected with the second piston rod, and the second fixing plate is used for abutting against a display located in the accommodating groove to push the display to move along the second direction.
7. The detection apparatus according to any one of claims 1 to 6,
the distance between the first detection module and the second detection module is less than 0.5 mm;
the third detection module and the fourth detection module are separated by a distance of less than 0.5 mm.
8. The detection apparatus according to any one of claims 1 to 6,
the number of the first detection devices is two, the two first detection devices are arranged at intervals along the second direction, and after the display is positioned, the two first detection devices correspond to the two ends of the first edge of the film;
the number of the second detection devices is two, the two second detection devices are arranged at intervals along the first direction, and when the display is positioned, the two second detection devices correspond to the two ends of the second edge of the film.
9. The detection apparatus according to any one of claims 1 to 6,
the first detection module, the second detection module, the third detection module and the fourth detection module are all color sensors.
10. The detection apparatus according to any one of claims 1 to 6,
the check out test set still includes the warning light, the warning light set up in the base, the warning light with the controller is connected, the controller is used for working as the pad pasting is in the offset of LCD screen accords with the preset condition, controls the first signal of warning light output, works as the pad pasting is in the offset of LCD screen is not conform to the preset condition, controls the second signal of warning light output, wherein, first signal is inequality with the second signal.
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Effective date of registration: 20231025 Address after: 518000, 4th Floor, No. 31, Xiacun Community, Gongming Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Baoxinchuang Information Technology Co.,Ltd. Address before: 518000 501-2, building a, wisdom Plaza, 4068 Qiaoxiang Road, Gaofa community, Shahe street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen baoxinchuang Technology Co.,Ltd. |