CN110987380A - Lamp house shading mechanism - Google Patents
Lamp house shading mechanism Download PDFInfo
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- CN110987380A CN110987380A CN201911356189.7A CN201911356189A CN110987380A CN 110987380 A CN110987380 A CN 110987380A CN 201911356189 A CN201911356189 A CN 201911356189A CN 110987380 A CN110987380 A CN 110987380A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
- G01M11/0214—Details of devices holding the object to be tested
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/94—Investigating contamination, e.g. dust
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Abstract
The invention relates to the technical field of display panel detection, and discloses a light box shading mechanism. This lamp house shading mechanism includes the lamp house body, X is to drive division and two X to shading subassembly, the lamp house body is used for bearing and waits to detect the work piece, two X set up on the lamp house body along X direction interval to shading subassembly, X includes X to drive source and drive assembly to the drive division, X passes through two X of drive assembly simultaneously to the drive source and drives the motion of shading subassembly to the drive source to make two X to the distance of the light zone of passing through between the shading subassembly and wait to detect the size looks adaptation of work piece in the X direction. According to the light box shading mechanism provided by the invention, the X-direction driving part is arranged, and the two X-direction shading assemblies can be driven to move simultaneously by one X-direction driving source, so that the consistency of the movement process is ensured, and the operation process is simpler.
Description
Technical Field
The invention relates to the technical field of display panel detection, in particular to a light box shading mechanism.
Background
The display panel, namely the liquid crystal screen, determines the brightness, the contrast, the color and the visual angle of the liquid crystal display to a great extent, and the quality of the liquid crystal display not only relates to the quality, the price and the market trend of the liquid crystal display, but also relates to the functional parameters, the display effect, the service life and the like of the whole product.
Generally, before a display panel leaves a factory, the display panel needs to be detected, when the display panel is detected, the display panel is usually placed on the lamp box shading mechanism, but the size difference of the display panel is large, the lamp box shading mechanism is designed according to the display panel with the largest size, and when the display panel with the smaller size is detected, in order to ensure the accuracy of a detection result, the redundant area needs to be covered. The lamp box shading mechanism in the prior art uses double power in the X direction, but because the relative span in the X direction is large, the shading components on two sides can not be ensured to move synchronously, and the control process is complex.
Disclosure of Invention
Based on the above, the invention aims to provide a light box shading mechanism, which can ensure that the shading components on two sides can synchronously move, has a simpler operation process, and has an accurate detection result on a display panel.
In order to achieve the purpose, the invention adopts the following technical scheme:
a light box shading mechanism comprising:
the lamp box body is used for bearing a workpiece to be detected;
the two X-direction shading components are arranged on the lamp box body at intervals along the X direction;
the X-direction driving part comprises an X-direction driving source and a transmission assembly, the X-direction driving source drives the two X-direction shading assemblies to move simultaneously through the transmission assembly, so that the distance of a light transmission area between the two X-direction shading assemblies is matched with the size of the workpiece to be detected in the X direction.
As a preferable solution of the light box shading mechanism, the transmission assembly comprises:
the first X-direction lead screw and the second X-direction lead screw extend along the X direction, the first X-direction lead screw and the second X-direction lead screw are connected with each other, the rotating directions are opposite, and one end, far away from the second X-direction lead screw, of the first X-direction lead screw is connected with the output end of the X-direction driving source;
the first X-direction nut is sleeved on the first X-direction lead screw, and one X-direction shading assembly is arranged on the first X-direction nut;
and the second X-direction nut is sleeved on the second X-direction lead screw, and the other X-direction shading assembly is arranged on the second X-direction nut.
As a preferable scheme of the light box shading mechanism, two first X-direction lead screws, two second X-direction lead screws, two first X-direction nuts and two second X-direction nuts are respectively arranged, the two first X-direction nuts are respectively located at two ends of the corresponding X-direction shading assembly, and the two second X-direction nuts are respectively located at two ends of the corresponding X-direction shading assembly;
the two first X-direction lead screws and the two second X-direction lead screws are connected through transmission shafts.
As a preferable scheme of the light box shading mechanism, the transmission assembly further comprises a cross steering gear, a first end of the cross steering gear is connected with the first X-direction lead screw, a second end of the cross steering gear is connected with the second X-direction lead screw, and a third end of the cross steering gear is connected with the transmission shaft.
As a preferable aspect of the light box shading mechanism, each of the X-direction shading assemblies includes:
the X-direction scroll is rotatably arranged on a first side edge of the lamp box body, the first side edge extends along the Y direction, and an X-direction shading curtain is wound on the X-direction scroll;
and the X-direction light shielding plate is connected with the transmission assembly, the X-direction light shielding plate can move along the X direction, and one end of the X-direction light shielding curtain is fixed on the X-direction light shielding plate.
As a preferable aspect of the light box shading mechanism, the light box shading mechanism further includes an X-direction guide member, and the X-direction guide member includes:
an X-direction guide rail arranged on the first side edge;
and the X-direction guide sliding block is arranged on the X-direction shading plate and is in sliding fit with the X-direction guide sliding rail.
As a lamp house light shielding mechanism's preferred scheme, lamp house light shielding mechanism still includes Y to shading component, its set up in on one of them second side of lamp house body, Y to shading component another second side of lamp house body and two enclose to establish between the shading component and form the printing opacity district.
As a preferable aspect of the light box shading mechanism, the Y-direction shading assembly includes:
the Y-direction scroll is rotatably arranged on the second side edge, and a Y-direction shading curtain is wound on the Y-direction scroll;
and the Y-direction shading plate can move along the Y direction, and one end of the Y-direction shading curtain is fixed on the Y-direction shading plate.
As a preferable aspect of the light box shading mechanism, the light box shading mechanism further includes a Y-direction guide member, and the Y-direction guide member includes:
a Y-direction guide rail arranged on the second side edge;
and the Y-direction guide sliding block is arranged on the Y-direction shading plate and is in sliding fit with the Y-direction guide sliding rail.
As a preferable scheme of the light box shading mechanism, the light box shading mechanism further comprises a Y-direction driving part, and the Y-direction driving part is used for driving the Y-direction shading component to move.
The invention has the beneficial effects that:
the invention provides a lamp box shading mechanism which comprises a lamp box body, an X-direction driving part and two X-direction shading components, wherein the lamp body is used for bearing a display panel to be detected; x includes X to driving part to driving source and drive assembly, and X passes through drive assembly to the driving source and drives two X simultaneously to the motion of shading subassembly to make two X to the distance of the light zone between the shading subassembly and wait to detect the size looks adaptation of work piece in the X direction, improve the detection effect, and just can drive two X simultaneously to the motion of shading subassembly through an X to the driving source, guarantee the uniformity of course of motion, and the operation process is comparatively simple.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a detection device provided by the present invention;
FIG. 2 is a schematic structural diagram of an upper transport mechanism of the detection apparatus provided in the present invention;
FIG. 3 is a schematic structural diagram of the upper transport mechanism of the detection apparatus provided by the present invention with the upper horizontal moving platform and the upper horizontal driving member hidden;
FIG. 4 is a schematic structural diagram of a lower layer conveying mechanism of the detecting device provided by the present invention;
FIG. 5 is a schematic structural diagram of the lower transport mechanism of the inspection apparatus of the present invention with the lower horizontal moving platform and the lower horizontal driving assembly hidden;
FIG. 6 is a schematic structural diagram of a light box shading mechanism and a light box turnover mechanism of the detection device provided by the invention at a viewing angle;
FIG. 7 is a schematic structural diagram of a light box shading mechanism and a light box turnover mechanism of the detection device provided by the invention at another viewing angle;
FIG. 8 is an enlarged view of a portion of FIG. 7 at A;
fig. 9 is a schematic diagram showing the fitting relationship between the X-direction driving portion and the X-direction light shielding plate of the detection device provided by the present invention.
In the figure:
1-a light box shading mechanism; 11-a light box body; 111-a first side; 112-a second side edge; a 12-X directional shading component; a 121-X directional light shield; a 13-Y directional shading component; 131-Y direction shading plate; a 14-X direction driving part; a 141-X direction driving source; 142-a first X-direction lead screw; 143-second X-direction lead screw; 144-first X-direction nut; 145-a second X-direction nut; 146-a drive shaft; 147-a cross diverter; 15-X guide assembly; 151-X guide rails; 152-X guide slide; a 16-Y guide assembly; 161-Y guide rail; 162-Y guide slide; 17-Y direction driving part;
2-an upper layer transmission mechanism; 21-an upper sucker component; 211-upper layer suction cup carrier; 212-upper sucker; 22-upper layer overturning driving piece; 23-an upper lifting mobile platform; 24-upper lifting drive member; 25-an upper horizontal moving platform; 26-upper horizontal driving member; 27-an upper guide assembly; 271-upper slide rail; 272-upper slider;
3-turning over the light box; 31-a support platform; 32-a sliding bracket; 33-a connecting-rod assembly; 34-lamp box turning driving piece; 35-a buffer member;
4-a lower layer transport mechanism; 41-lower layer sucker component; 411-lower layer suction cup bearing frame; 412-lower level suction cup; 42-lower floor lifting drive member; 43-lower horizontal moving platform; 44-lower horizontal drive assembly; 45-lower layer guide assembly; 451-lower slide rail; 452-lower slider;
and 5, a frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The embodiment provides a lamp house shading mechanism, and mainly used detects display panel when, provides illumination for display panel to guarantee that it has better detection effect. For convenience of understanding, the present embodiment further provides a detection device for detecting whether the front luminance of the display panel is consistent and whether the back of the display panel is dirty. The workpiece to be detected in this embodiment is specifically a display panel.
As shown in fig. 1, the detection device provided by this embodiment includes a lamp box shading mechanism 1, an upper layer transmission mechanism 2 and a lamp box turnover mechanism 3, wherein the lamp box shading mechanism 1 is used for bearing a display panel, and provides illumination for the detection of the display panel, the upper layer transmission mechanism 2 is configured to grab the display panel on the lamp box shading mechanism 1 and turn over, so as to adjust the included angle between the display panel and the horizontal plane, and the lamp box turnover mechanism 3 is configured to drive the lamp box shading mechanism 1 to turn over, so as to adjust the included angle between the lamp box shading mechanism 1 and the horizontal plane.
When the display panel is detected, the display panel is firstly placed on the lamp box shading mechanism 1, the front face of the display panel is upward, and the lamp box shading mechanism 1 is turned over by the lamp box turning mechanism 3, so that the lamp box shading mechanism 1 and the horizontal plane form an included angle, and an operator can conveniently observe the lighting effect of the front face of the display panel; after the detection is completed on the front surface of the display panel, the lamp box light shading mechanism 1 is turned over to be parallel to the horizontal plane by the lamp box turning mechanism 3, then the display panel on the lamp box light shading mechanism 1 is grabbed by the upper transmission mechanism 2, and the display panel is turned over, so that the display panel and the horizontal plane are arranged at an included angle, and the back surface of the display panel can be conveniently observed by an operator to see whether the defects such as dirt exist. By arranging the lamp box shading mechanism 1, illumination can be provided for the detection of the display panel, so that the accuracy of the detection result of the front side of the display panel is improved; through the cooperation of upper conveying mechanism 2 and lamp house tilting mechanism 3 use, just can accomplish the detection on two sides of display panel in proper order through a material loading only, detection efficiency is higher, and operating personnel only need stand in suitable observation point with observe display panel's front or the back can, do not need artifical transport display panel many times, degree of automation is higher.
Preferably, the detection device further comprises a rack 5, the lamp box shading mechanism 1, the upper layer transmission mechanism 2 and the lamp box turnover mechanism 3 are all arranged on the rack 5, and the rack 5 plays a role in integrally supporting and bearing the lamp box shading mechanism 1, the upper layer transmission mechanism 2 and the lamp box turnover mechanism 3.
For convenience of description, as shown in fig. 1, it is not practical to define the longitudinal direction of the rack 5 as the X direction, the width direction of the rack 5 as the Y direction, and the height direction of the rack 5 as the Z direction, and the X direction, the Y direction, and the Z direction are only three directions in space.
Further, the upper transport mechanism 2 is also configured to transport the inspected display panel to the next process. Through setting up upper transport mechanism 2, not only can realize display panel's upset to make things convenient for operating personnel to detect display panel's the back, can also transmit the display panel who has detected to next process, thereby saved the setting of unloading mechanism, made this detection device's structure compacter, it is more reasonable to distribute, and manufacturing cost is lower.
As shown in fig. 2-3, the upper layer conveying mechanism 2 includes an upper layer sucker assembly 21, an upper layer overturning driving member 22, an upper layer lifting moving platform 23, an upper layer lifting driving member 24, an upper layer horizontal moving platform 25 and an upper layer horizontal driving member 26, the upper layer sucker assembly 21 is used for adsorbing a display panel, an output end of the upper layer overturning driving member 22 is connected with the upper layer sucker assembly 21, the upper layer overturning driving member 22 is used for driving the upper layer sucker assembly 21 to overturn, the upper layer overturning driving member 22 can be specifically an overturning motor, and an output shaft of the overturning motor is arranged along the X direction to drive the upper layer sucker assembly 21 to overturn in a vertical plane (Y-Z plane). The upper layer overturning driving part 22 is arranged on the upper layer lifting moving platform 23, the output end of the upper layer lifting driving part 24 is connected with the upper layer lifting moving platform 23 and used for driving the upper layer lifting moving platform 23 to move along the Z direction, and the upper layer lifting driving part 24 can be specifically an upper layer lifting air cylinder. The upper layer lifting driving piece 24 is arranged on the upper layer horizontal moving platform 25, and the output end of the upper layer horizontal driving piece 26 is connected with the upper layer horizontal moving platform 25 and used for driving the upper layer horizontal moving platform 25 to move in the Y direction.
Specifically, upper sucking disc subassembly 21 includes that upper sucking disc bears the frame 211 and sets up the upper sucking disc 212 that upper sucking disc bore 211, and the output of upper upset driving piece 22 bears the frame 211 with upper sucking disc and links to each other, and upper sucking disc 212 communicates in vacuum generator, and upper sucking disc 212 realizes the absorption to display panel under the effect of vacuum generator extraction vacuum. Preferably, the number of the upper layer sucking discs 212 is a plurality of, and the display panel is adsorbed by the plurality of upper layer sucking discs 212 at the same time, so that the contact area between the upper layer sucking discs 212 and the display panel is increased, the adsorption effect is improved, and the display panel is prevented from dropping.
In this embodiment, by providing the upper horizontal moving platform 25 and the upper horizontal driving member 26, the movement of the upper chuck assembly 21 in the Y direction can be realized to transfer the detected display panel to the next process. The upper horizontal driving member 26 may be a linear motor, and the linear motor is disposed on the frame 5.
In order to achieve the stability of the movement of the upper sucker assembly 21 along the Y direction, in this embodiment, the upper transport mechanism 2 further includes an upper guiding assembly 27, the upper guiding assembly 27 includes an upper sliding rail 271 disposed on the frame 5 and an upper sliding block 272 disposed on the upper horizontal moving platform 25, the upper sliding rail 271 extends along the Y direction, and the upper sliding block 272 is slidably fitted on the upper sliding rail 271 to provide a guide for the movement of the upper horizontal moving platform 25 along the Y direction.
Further, the detection device further comprises a lower layer transmission mechanism 4, wherein the lower layer transmission mechanism 4 is configured to receive the display panel of the previous process and place the display panel on the lamp box shading mechanism 1.
In this embodiment, the lower transport mechanism 4 is disposed between the light box shading mechanism 1 and the upper transport mechanism 2. Specifically, as shown in fig. 4-5, the lower layer conveying mechanism 4 includes a lower layer chuck assembly 41, a lower layer lifting driving member 42, a lower layer horizontal moving platform 43 and a lower layer horizontal driving assembly 44, the lower layer chuck assembly 41 is used for adsorbing a display panel, an output end of the lower layer lifting driving member 42 is connected to the lower layer chuck assembly 41, the lower layer lifting driving member 42 is used for driving the lower layer chuck assembly 41 to move in the Z direction, and the lower layer lifting driving member 42 may be a lower layer lifting cylinder. The lower layer lifting driving member 42 is disposed on the lower layer horizontal moving platform 43, the lower layer horizontal driving assembly 44 is disposed on the frame 5, and an output end of the lower layer horizontal driving assembly 44 is connected to the lower layer horizontal moving platform 43 for driving the lower layer horizontal moving platform 43 to move in the Y direction.
Specifically, the lower layer suction cup assembly 41 comprises a lower layer suction cup bearing frame 411 and a lower layer suction cup 412 arranged on the lower layer suction cup bearing frame 411, the output end of the lower layer lifting driving element 42 is connected with the lower layer suction cup bearing frame 411, the lower layer suction cup 412 is communicated with a vacuum generator, and the lower layer suction cup 412 realizes the suction of the display panel under the vacuum pumping effect of the vacuum generator. Preferably, the number of the lower layer suckers 412 is multiple, and the plurality of lower layer suckers 412 adsorb the display panel at the same time, so that the contact area between the lower layer suckers 412 and the display panel is increased, the adsorption effect is improved, and the display panel is prevented from dropping.
In this embodiment, by providing the lower horizontal driving assembly 44, the lower chuck assembly 41 can move along the Y direction to receive the display panel of the previous process. The lower horizontal driving assembly 44 may be a linear motor, and the linear motor is disposed on the frame 5. Of course, in other embodiments, the lower horizontal driving assembly 44 includes a lower horizontal motor and a lower screw nut assembly, the lower horizontal motor is disposed on the frame 5, the output end of the lower horizontal motor is connected to the lower screw of the lower screw nut assembly, the lower screw extends along the Y direction, and the lower horizontal moving platform 43 is disposed on the lower screw nut of the lower screw nut assembly, so as to realize the movement of the lower horizontal moving platform 43 along the Y direction.
In order to achieve the stability of the movement of the lower sucker assembly 41 along the Y direction, in this embodiment, the lower transport mechanism 4 further includes a lower guide assembly 45, the lower guide assembly 45 includes a lower slide rail 451 disposed on the frame 5 and a lower slider 452 disposed on the lower horizontal moving platform 43, the lower slide rail 451 extends along the Y direction, and the lower slider 452 is slidably fitted on the lower slide rail 451 to provide a guide for the movement of the lower sucker assembly 41 along the Y direction.
Further, as shown in fig. 6-7, the light box turning mechanism 3 includes a supporting platform 31, a sliding support 32, a connecting rod assembly 33 and a light box turning driving member 34, the supporting platform 31 is disposed on the rack 5, the sliding support 32 is slidably disposed on the supporting platform 31, one end of the connecting rod assembly 33 is connected to the sliding support 32, the other end of the connecting rod assembly 33 is rotatably connected to the bottom of the light box shading mechanism 1, the light box turning driving member 34 is disposed on the supporting platform 31, the light box turning driving member 34 can drive the sliding support 32 to slide relative to the supporting platform 31, and drive the light box shading mechanism 1 to turn through the connecting rod assembly 33, and the light box turning driving member 34.
Further, the link assembly 33 includes a first link, a second link and a third link, one end of the first link is connected to the sliding support 32, one end of the third link is rotatably connected to the bottom of the light box shading mechanism 1, the second link is located between the first link and the third link, one end of the second link is rotatably connected to one end of the first link far away from the sliding support 32, and the other end of the second link is rotatably connected to one end of the third link far away from the light box shading mechanism 1. When the light box turning driving part 34 drives the sliding support 32 to move along the Y direction relative to the supporting platform 31 through the turning lead screw nut pair, the sliding support 32 drives the second connecting rod to rotate through the first connecting rod, and the turning of the light box shading mechanism 1 is realized under the transmission action of the second connecting rod and the third connecting rod.
According to the principle of the link mechanism, the lamp box turnover driving motor drives the screw rod to rotate, linear motion is converted into turnover of the lamp box shading mechanism 1 through the link assembly 33, the turnover can be achieved without adopting a rotary motor with high power, the production cost is saved, the whole structure is compact, and the occupied space is saved.
Further, after the front of display panel has detected, lamp house tilting mechanism 3 drives lamp house shading mechanism 1 and overturns to be parallel with the horizontal plane, in order to avoid lamp house shading mechanism 1 to take place rigid collision with supporting platform 31 and frame 5, cause the damage of lamp house shading mechanism 1, lamp house tilting mechanism 3 still includes bolster 35, bolster 35 sets up on supporting platform 31, and be located lamp house shading mechanism 1 under the one end that can lift up, vibrations when being used for absorbing lamp house shading mechanism 1 and falling down. In order to improve the buffering effect, a plurality of buffering members 35 are disposed at intervals on the supporting platform 31, and the buffering members 35 are specifically hydraulic buffers.
Further, as shown in fig. 7-8, the light box shading mechanism 1 provided in this embodiment includes a light box body 11, an X-direction driving portion 14 and two X-direction shading assemblies 12, the light box body 11 is configured to carry a display panel, the two X-direction shading assemblies 12 are disposed on the light box body 11 at intervals along the X direction, the X-direction driving portion 14 includes an X-direction driving source 141 and a transmission assembly, the X-direction driving source 141 drives the two X-direction shading assemblies 12 to move simultaneously through the transmission assembly, so that a distance of a light transmission region between the two X-direction shading assemblies 12 is adapted to a size of a workpiece to be detected in the X direction.
Through setting up X to shading component 12, can shelter from unnecessary region according to the display panel who waits to detect size in the X direction to guarantee the accuracy of testing result, just can drive two X simultaneously to shading component 12 movements through X to driving source 141, guarantee the uniformity of motion process, and operation process is comparatively simple.
Further, the lamp box body 11 includes two first sides 111 that set up relatively and two second sides 112 that set up relatively, and two first sides 111 extend along the Y direction, and two first sides 111 set up along the X direction interval, and two second sides 112 extend along the X direction, and two second sides 112 set up along the Y direction interval, and the one end of a first side 111 is connected respectively to the both ends of every second side 112. The two X-direction light shielding assemblies 12 are respectively disposed on the two first side edges 111, and the display panel is disposed between the two X-direction light shielding assemblies 12.
Further, every X is to shading subassembly 12 includes X to spool and X to light screen 121, and X is to the spool rotation setting on first side 111 of lamp house body 11, and X has the X to the shading curtain to the last rolling of spool, and X is connected with drive assembly to light screen 121, and X can be followed X direction and removed to light screen 121, and X is fixed in on X is to the one end of shading curtain 121. When the X-direction light shielding plate 121 moves along the X-direction, the X-direction scroll can be driven by the X-direction light shielding curtain to rotate relative to the light box body 11, so that the region between the X-direction scroll and the X-direction light shielding plate 121 is shielded by the X-direction light shielding curtain.
Preferably, the light box shade mechanism 1 further comprises an X-direction guide assembly 15, the X-direction guide assembly 15 comprises an X-direction guide rail 151 and an X-direction guide slider 152, the X-direction guide rail 151 is disposed on the first side 111, the X-direction guide slider 152 is disposed on the X-direction shade panel 121, and the X-direction guide slider 152 is slidably fitted to the X-direction guide rail 151. Through setting up mutual sliding fit's X to guide slide rail 151 and X to guide slider 152, can guarantee its motion process's stability for the slip of X to light screen 121 provides the direction.
Further, lamp house shading mechanism 1 still includes Y to shading component 13, and Y sets up on one of them second side 112 of lamp house body 11 to shading component 13, and Y encloses between another second side 112 of shading component 13, lamp house body 11 and two X to shading component 12 and establishes the formation printing opacity district, the size in this printing opacity district and the size looks adaptation of display panel.
Further, the Y-direction shade assembly 13 includes a Y-direction reel and a Y-direction shade 131, the Y-direction reel is rotatably disposed on the second side 112, the Y-direction reel is wound with the Y-direction shade, the Y-direction shade 131 can move along the Y-direction, and one end of the Y-direction shade is fixed on the Y-direction shade 131. When the Y-direction light shielding plate 131 moves along the Y-direction, the Y-direction scroll can be driven by the Y-direction light shielding curtain to rotate relative to the light box body 11, so that the region between the Y-direction scroll and the Y-direction light shielding plate 131 is shielded by the Y-direction light shielding curtain.
Preferably, the light box shade mechanism 1 further comprises a Y-guide 16, the Y-guide 16 comprises a Y-guide rail 161 and a Y-guide slider 162, the Y-guide rail 161 is disposed on the second side 112, the Y-guide slider 162 is disposed on the Y-shade 131, and the Y-guide slider 162 is slidably engaged with the Y-guide rail 161. Through setting up mutual sliding fit's Y to guide slide rail 161 and Y to guide slider 162, can provide the direction for the slip of Y to light screen 131, guarantee its motion process's stability.
Further, the light box shading mechanism 1 further comprises a Y-direction driving part 17, and the Y-direction driving part 17 is used for driving the Y-direction shading assembly 13 to move. As shown in fig. 8, in this embodiment, the Y-direction driving portion 17 is a driving handle, the driving handle is connected to the Y-direction light shielding plate 131, and an operator can hold the driving handle with a hand to push the Y-direction light shielding plate 131 to move along the Y-direction, so that the adjustment process is convenient.
Further, as shown in fig. 9, the transmission assembly includes a first X-direction lead screw 142, a second X-direction lead screw 143, a first X-direction nut 144, and a second X-direction nut 145, the first X-direction lead screw 142 and the second X-direction lead screw 143 both extend along the X direction, the first X-direction lead screw 142 and the second X-direction lead screw 143 are connected to each other, and the rotation directions are opposite, one end of the first X-direction lead screw 142, which is far away from the second X-direction lead screw 143, is connected to an output end of the X-direction driving source 141, the first X-direction nut 144 is sleeved on the first X-direction lead screw 142, one of the X-direction shading plates 121 is disposed on the first X-direction nut 144, the second X-direction nut 145 is sleeved on the second X-direction lead screw 143, and the other X-direction shading plate 121 is disposed on the second.
In order to ensure the synchronous movement of the two ends of the X-direction shielding plate 121, two first X-direction lead screws 142, two second X-direction lead screws 143, two first X-direction nuts 144 and two second X-direction nuts 145 are provided, the two first X-direction nuts 144 are respectively located at the two ends of the corresponding X-direction shielding plate 121, and the two second X-direction nuts 145 are respectively located at the two ends of the corresponding X-direction shielding plate 121.
Preferably, the transmission assembly further comprises a transmission shaft 146 and a cross steering gear 147, the two first X-direction lead screws 142 and the two second X-direction lead screws 143 are connected through the transmission shaft 146, the cross steering gear 147 is arranged at the connection position of the first X-direction lead screws 142 and the second X-direction lead screws 143, a first end of the cross steering gear 147 is connected with the first X-direction lead screws 142, a second end of the cross steering gear 147 is connected with the second X-direction lead screws 143, and a third end of the cross steering gear 147 is connected with the transmission shaft 146.
Specifically, the X-direction driving source 141 is specifically an X-direction rotating motor, and when the X-direction rotating motor works, the X-direction driving source can drive the first X-direction lead screw 142 to rotate, and drive the other first X-direction lead screw 142 and the two second X-direction lead screws 143 to rotate through the cross steering gear 147 and the transmission shaft 146, so as to realize the movement of the two X-direction light shielding plates 121 along the X direction.
In order to guarantee the stability of placing display panel on lamp box body 11, still be provided with the locating part on lamp box body 11, the locating part is used for display panel spacing on lamp box body 11. In this embodiment, the limiting members are L-shaped structures, and the number of the limiting members is two, one of the limiting members is disposed on the Y-direction light shielding plate 131, the other limiting member is fixedly disposed on the second side 112 where the Y-direction light shielding assembly 13 is not disposed, the display panel is disposed on the two limiting members, and by disposing the limiting members, the display panel can be prevented from directly contacting with the glass on the light box body 11.
The following briefly describes the working flow of the detection device provided in this embodiment with reference to fig. 1 to 9:
(1) the lower layer transmission mechanism 4 grabs the display panel of the previous process and places the display panel on the light box shading mechanism 1, and the lower layer horizontal driving component 44 drives the lower layer horizontal moving platform 43 to move towards the direction far away from the observation point of an operator so as to provide enough space for the turning over of the light box shading mechanism 1;
(2) according to the size of the display panel, the X-direction driving part 14 drives the two X-direction light shielding plates 121 to move along the X direction, and an operator drives the Y-direction light shielding plate 131 to move along the Y direction by pushing the Y-direction driving part 17, so that the X-direction light shielding curtain and the Y-direction light shielding curtain shield redundant regions, and the size of the light transmission region is matched with the size of the display panel;
(3) the lamp box turnover mechanism 3 drives the lamp box shading mechanism 1 to turn over so that the lamp box shading mechanism 1 forms an included angle with the horizontal plane, and an operator can conveniently detect the front side of the display panel;
(4) the lamp box turnover mechanism 3 drives the lamp box shading mechanism 1 to turn over, so that the lamp box shading mechanism 1 is parallel to a horizontal plane, the upper layer lifting driving piece 24 drives the upper layer sucker component 21 to move downwards, so that the upper layer sucker component 21 adsorbs the front of the display panel, then the upper layer lifting driving piece 24 drives the upper layer sucker component 21 to move upwards, the upper layer turnover driving piece 22 drives the upper layer sucker component 21 to drive the display panel to turn over, so that the display panel and the horizontal plane are arranged at an included angle, and an operator can conveniently observe whether the back of the display panel is dirty;
(5) the upper layer turning driving member 22 drives the upper layer sucker assembly 21 to drive the display panel to turn so that the display panel is parallel to the horizontal plane, and then the upper layer horizontal driving member 26 drives the upper layer horizontal moving platform 25 to move along the Y direction so as to transmit the detected display panel to the next process.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A light box shading mechanism, comprising:
the lamp box body (11) is used for bearing a workpiece to be detected;
two X-direction shading components (12) which are arranged on the lamp box body (11) at intervals along the X direction;
and the X-direction driving part (14) comprises an X-direction driving source (141) and a transmission assembly, wherein the X-direction driving source (141) drives the two X-direction shading assemblies (12) to move simultaneously through the transmission assembly, so that the distance of a light transmission area between the two X-direction shading assemblies (12) is matched with the size of the workpiece to be detected in the X direction.
2. The light box shade mechanism of claim 1, wherein the drive assembly comprises:
a first X-direction lead screw (142) and a second X-direction lead screw (143), both of which extend along the X direction, wherein the first X-direction lead screw (142) and the second X-direction lead screw (143) are connected with each other and have opposite rotation directions, and one end of the first X-direction lead screw (142) far away from the second X-direction lead screw (143) is connected with the output end of the X-direction driving source (141);
the first X-direction nut (144) is sleeved on the first X-direction lead screw (142), and one X-direction shading component (12) is arranged on the first X-direction nut (144);
and the second X-direction nut (145) is sleeved on the second X-direction lead screw (143), and the other X-direction shading component (12) is arranged on the second X-direction nut (145).
3. The light box shade mechanism of claim 2,
the number of the first X-direction lead screw (142), the number of the second X-direction lead screw (143), the number of the first X-direction nut (144) and the number of the second X-direction nut (145) are two, the two first X-direction nuts (144) are respectively located at two ends of the corresponding X-direction shading assembly (12), and the two second X-direction nuts (145) are respectively located at two ends of the corresponding X-direction shading assembly (12);
the two first X-direction lead screws (142) and the two second X-direction lead screws (143) are connected through a transmission shaft (146).
4. The light box shading mechanism according to claim 3, wherein the transmission assembly further comprises a cross-shaped steering gear (147), a first end of the cross-shaped steering gear (147) is connected with the first X-direction lead screw (142), a second end of the cross-shaped steering gear (147) is connected with the second X-direction lead screw (143), and a third end of the cross-shaped steering gear (147) is connected with the transmission shaft (146).
5. A light box shade mechanism according to claim 1, wherein each X-direction shade assembly (12) comprises:
the X-direction scroll is rotatably arranged on a first side edge (111) of the lamp box body (11), the first side edge (111) extends along the Y direction, and an X-direction shading curtain is wound on the X-direction scroll;
and the X-direction shading plate (121) is connected with the transmission assembly, the X-direction shading plate (121) can move along the X direction, and one end of the X-direction shading curtain is fixed on the X-direction shading plate (121).
6. A light box shade according to claim 5, characterized in that the light box shade (1) further comprises an X-direction guide assembly (15), the X-direction guide assembly (15) comprising:
an X-direction guide rail (151) provided on the first side (111);
and an X-direction guide slider (152) which is provided on the X-direction light shielding plate (121), wherein the X-direction guide slider (152) is slidably fitted to the X-direction guide rail (151).
7. A light box shading mechanism according to any one of claims 1 to 6, characterized in that the light box shading mechanism (1) further comprises a Y-direction shading component (13) which is arranged on one of the second sides (112) of the light box body (11), and the light transmission area is formed by enclosing among the Y-direction shading component (13), the other second side (112) of the light box body (11) and two X-direction shading components (12).
8. A light box shade mechanism according to claim 7, characterized in that the Y-direction shade assembly (13) comprises:
the Y-direction scroll is rotatably arranged on the second side edge (112), and a Y-direction shading curtain is wound on the Y-direction scroll;
and a Y-direction light shielding plate (131) capable of moving along the Y direction, wherein one end of the Y-direction light shielding curtain is fixed on the Y-direction light shielding plate (131).
9. A light box shade mechanism according to claim 8, characterized in that the light box shade mechanism (1) further comprises a Y-guide assembly (16), the Y-guide assembly (16) comprising:
a Y-guide rail (161) disposed on the second side (112);
and a Y-direction guide slider (162) which is provided on the Y-direction light shielding plate (131), wherein the Y-direction guide slider (162) is slidably fitted to the Y-direction guide rail (161).
10. A light box shading mechanism according to claim 7, characterized in that the light box shading mechanism (1) further comprises a Y-direction driving part (17), and the Y-direction driving part (17) is used for driving the Y-direction shading component (13) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356189.7A CN110987380A (en) | 2019-12-25 | 2019-12-25 | Lamp house shading mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356189.7A CN110987380A (en) | 2019-12-25 | 2019-12-25 | Lamp house shading mechanism |
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| CN110987380A true CN110987380A (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911356189.7A Pending CN110987380A (en) | 2019-12-25 | 2019-12-25 | Lamp house shading mechanism |
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| CN113369152A (en) * | 2021-08-13 | 2021-09-10 | 苏州华兴源创科技股份有限公司 | Detection equipment |
| CN113985632A (en) * | 2021-10-27 | 2022-01-28 | 苏州市琳珂照明科技有限公司 | LED test lamp box with shading structure |
| CN116593928A (en) * | 2023-07-17 | 2023-08-15 | 济宁盛世照明电器有限公司 | Energy-saving and environment-friendly incandescent lamp illumination detection equipment |
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Application publication date: 20200410 |