CN117628444A - Lighting device for Panel precision identification - Google Patents

Abstract

The invention discloses a lighting device for Panel precision identification, which relates to the technical field of polaroid detection and comprises a supporting component and a lighting component, wherein the supporting component comprises a bottom plate, an inner frame, an outer frame and a top plate, the upper surfaces of the bottom plate are fixedly connected with the bottoms of the inner frame and the outer frame, the inner frame and the outer frame are square, the tops of the inner frame and the outer frame are fixedly connected with the lower surface of the top plate, a window is formed in the top plate, and a containing cavity is formed in the bottom plate, the inner frame, the outer frame and the top plate; the lighting assemblies are provided with four groups and are identical in structure. Light emitted by the light source in the first mounting groove is in the horizontal direction, light emitted by the light source in the second mounting groove is in the vertical direction, the side face and the upper surface of the Panel edge can be illuminated, when the Pol and the Panel are offset, shadows can be formed on the Panel by the light in the horizontal direction when the Pol and the Panel are offset, the shadows can be shot by the camera more easily, and the recognition accuracy is improved.

Description

Lighting device for Panel precision identification

Technical Field

The invention relates to the technical field of polarizer detection, in particular to a lighting device for Panel precision identification.

Background

A polarizer (also called "Pol") is attached to Pane (glass plate) l to realize the basic functions of LCD display. If the deviation or the deviation exceeds the allowable range of the Panel effective area, the paste is abnormal, display abnormality or edge light leakage abnormality can occur, and the Panel needs to be pasted with the Pol again after the Pol is torn off.

At present, the patch situation of the Panel edge is generally detected by an optical detection method, that is, the Panel edge is shot by a camera, and image detection is performed after the Panel edge image is acquired, but because the existing lighting device is generally positioned above the top of the head, shadows are easy to appear when the camera shoots the Panel edge, so that the Panel edge has poor imaging definition and low recognition accuracy.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: because the existing lighting device is generally located above the top of the head, shadows are easy to appear when the camera shoots the Panel edge, so that the Panel edge has poor imaging definition and low recognition accuracy.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a Panel precision discernment is with lighting device, its includes supporting component and lighting component, the supporting component includes bottom plate, inside casing, frame and roof, bottom plate upper surface fixed connection inside casing and frame bottom, inside casing and frame are square, inside casing and frame top fixed connection roof lower surface, have seted up the window on the roof, inside formation accommodation chamber of bottom plate, inside casing, frame and roof; the lighting assembly is provided with four groups and has the same structure, the lighting assembly comprises an internal thread pipe, a first L-shaped plate and a light source, the four sides of the inner frame are respectively provided with an internal thread pipe in a corresponding mode, the internal thread pipe slides through the inner frame, one end of the internal thread pipe is hinged to the outer wall of the first L-shaped plate, a first mounting groove and a second mounting groove are formed in the inner side of the first L-shaped plate, and the light source is mounted on the inner wall of the first mounting groove and the inner wall of the second mounting groove.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the lighting assembly further comprises a second L-shaped plate and an adjusting plate, the first L-shaped plate is provided with a first through groove and a second through groove, the inner wall of the first through groove is slidably connected with a first sliding block, the inner wall of the second through groove is slidably connected with a second sliding block, one side of the first sliding block and one side of the second sliding block are fixedly connected with the second L-shaped plate, the adjusting plate is provided with a notch, the other side of the first sliding block and the other side of the second sliding block are fixedly connected with the notch, and the inner wall of the notch is slidably connected with the outer side of the first L-shaped plate.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: and a third mounting groove and a fourth mounting groove are formed in the inner side of the second L-shaped plate, and light sources are mounted on the inner walls of the third mounting groove and the fourth mounting groove.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the second L-shaped plate is provided with the inclined plane far away from first L-shaped plate one end.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the lighting assembly further comprises springs, each first L-shaped plate is connected with two second L-shaped plates in a sliding mode, and two ends of each spring are respectively and fixedly connected with an adjusting plate on each second L-shaped plate.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the lighting assembly further comprises a transmission part, the transmission part comprises a screw rod, a worm wheel, a worm and a sleeve, one end of the screw rod is connected with the internal thread pipe in a threaded manner, the other end of the screw rod is connected with the sleeve in a rotating manner, the sleeve is fixedly connected with the inner wall of the outer frame, the worm wheel is fixedly connected onto the screw rod, and the worm wheel is meshed with the worm.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the lighting assembly further comprises an adjusting piece, the adjusting piece comprises a first fixing plate, a second fixing plate and a telescopic rod, the outer wall of the internal thread tube is fixedly connected with the first fixing plate, the first fixing plate is fixedly connected with one end of the telescopic rod, the telescopic rod slides through the inner frame, the other end of the telescopic rod is hinged to the second fixing plate, and the second fixing plate is fixedly connected with the outer wall of the first L-shaped plate.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the driving assembly comprises four rotating shafts and bevel gears, the four rotating shafts are arranged and enclose a square shape, two ends of each rotating shaft are fixedly connected with the bevel gears respectively, the bevel gears at the square corner positions are meshed and connected, and the rotating shafts are fixedly connected with worms.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the driving assembly further comprises a motor, a first gear and a second gear, the motor is fixedly arranged on the upper surface of the bottom plate, the motor is fixedly connected with the first gear, the first gear is meshed with the second gear, and the second gear is fixedly connected with the rotating shaft.

As a preferable embodiment of the illumination device for Panel precision recognition according to the present invention, the illumination device comprises: the control assembly comprises a fixed cylinder, an electric telescopic rod, a piston head, an air pipe and a control shaft, wherein the fixed cylinder is fixedly arranged on the upper surface of the bottom plate, the inner end wall of the fixed cylinder is fixedly connected with one end of the electric telescopic rod, the other end of the electric telescopic rod is fixedly connected with one side of the piston head, the other side of the piston head is fixedly connected with the control shaft, a through hole is formed in the fixed cylinder, the piston head is slidably connected with the inner wall of the through hole, and the inside of the fixed cylinder is communicated with the telescopic rod through the air pipe.

The invention has the beneficial effects that: according to the invention, the light emitted by the light source in the first mounting groove is in the horizontal direction, the light emitted by the light source in the second mounting groove is in the vertical direction, the side face and the upper surface of the Panel edge can be illuminated, when the Pol and the Panel are offset, shadows can appear on the Panel when the light in the horizontal direction irradiates on the side edge of the Pol, the light is more easily shot by the camera, the recognition accuracy is improved, the Panel edge is illuminated from the horizontal direction and the vertical direction, the shooting imaging definition is improved, and the recognition accuracy is improved.

Drawings

Fig. 1 is a schematic diagram of an overall structure in an embodiment of the present disclosure.

Fig. 2 is a top plate cross-sectional view in an embodiment of the present disclosure.

Fig. 3 is a schematic diagram of a base plate structure in an embodiment of the disclosure.

Fig. 4 is an enlarged schematic view at a in fig. 3 in an embodiment of the present disclosure.

Fig. 5 is a cross-sectional view of a first L-shaped plate in an embodiment of the present disclosure.

Fig. 6 is a schematic view of a first L-shaped plate and a second L-shaped plate in an embodiment of the present disclosure.

Fig. 7 is an assembly view of a first L-shaped plate and a second L-shaped plate in an embodiment of the present disclosure.

Fig. 8 is a schematic diagram of a first gear and a second gear in an embodiment of the present disclosure.

Fig. 9 is a cross-sectional view of a stationary barrel in an embodiment of the disclosure.

Reference numerals: the support assembly 1, the base plate 11, the accommodation chamber 111, the inner frame 12, the outer frame 13, the top plate 14, the lighting assembly 2, the internally threaded tube 21, the first L-shaped plate 22, the first mounting groove 221, the second mounting groove 222, the first through groove 223, the second through groove 224, the first slider 225, the second slider 226, the light source 23, the second L-shaped plate 24, the third mounting groove 241, the fourth mounting groove 242, the adjusting plate 25, the notch 251, the spring 26, the transmission member 27, the screw rod 271, the worm wheel 272, the worm 273, the sleeve 274, the adjusting member 28, the first fixing plate 281, the second fixing plate 282, the telescopic rod 283, the driving assembly 3, the rotating shaft 31, the bevel gear 32, the motor 33, the first gear 34, the second gear 35, the control assembly 4, the fixing cylinder 41, the through hole 411, the electrically telescopic rod 42, the piston head 43, the air pipe 44, and the control shaft 45.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

Example 1

Referring to fig. 1 to 5, the embodiment provides a Panel precision recognition lighting device, which comprises a support assembly 1 and a lighting assembly 2, wherein the support assembly 1 comprises a bottom plate 11, an inner frame 12, an outer frame 13 and a top plate 14, the upper surface of the bottom plate 11 is fixedly connected with the bottoms of the inner frame 12 and the outer frame 13, the inner frame 12 and the outer frame 13 are square, the tops of the inner frame 12 and the outer frame 13 are fixedly connected with the lower surface of the top plate 14, a window 141 is formed on the top plate 14, and a containing cavity 111 is formed inside the bottom plate 11, the inner frame 12, the outer frame 13 and the top plate 14;

the lighting assembly 2 is provided with four groups and has the same structure, the lighting assembly 2 comprises an internal thread pipe 21, a first L-shaped plate 22 and a light source 23, four sides of the inner frame 12 are respectively provided with an internal thread pipe 21 in a corresponding mode, the internal thread pipe 21 slides through the inner frame 12, one end of the internal thread pipe 21 is hinged to the outer wall of the first L-shaped plate 22, a first mounting groove 221 and a second mounting groove 222 are formed in the inner side of the first L-shaped plate 22, and the light source 23 is mounted on the inner walls of the first mounting groove 221 and the second mounting groove 222.

In this embodiment, preferably, the cross section of the outer wall of the internal thread tube 21 is square, the internal thread tube 21 can drive the first L-shaped plate 22 to move when moving, the light source 23 preferably adopts LED lamps, and a plurality of LED lamps are installed in the first installation groove 221 and the second installation groove 222 to form a lamp band.

The light that the light source 23 in the first mounting groove 221 jetted out is the horizontal direction, and the light that the light source 23 in the second mounting groove 222 jetted out is the vertical direction, can illuminate the side and the upper surface of Panel edge, and when Pol and Panel subsides were taken an excursion, the shadow can appear in the Panel on the Pol side to the light of horizontal direction, is more easily shot by the camera, is favorable to improving the rate of accuracy of discernment, and throw light on Panel edge from horizontal direction and vertical direction in addition, is favorable to improving the shooting imaging definition, improves the rate of accuracy of discernment.

When the Panel is used, the Panel is put into the bottom plate 11 on the inner side of the inner frame 12, the inner threaded pipe 21 is pushed to move, the first L-shaped plate 22 can be driven to move, the position can be adjusted according to the size of the Panel, the Panel is suitable for the Panel without the size of the model, the use is more convenient, the position of the first L-shaped plate 22 is adjusted, and the Panel can be shot and detected.

Example 2

Referring to fig. 1 to 9, this embodiment is based on the previous embodiment, and differs from the previous embodiment in that.

Referring to fig. 5, the lighting assembly 2 further includes a second L-shaped plate 24 and an adjusting plate 25, the first L-shaped plate 22 is provided with a first through groove 223 and a second through groove 224, the inner wall of the first through groove 223 is slidably connected with a first sliding block 225, the inner wall of the second through groove 224 is slidably connected with a second sliding block 226, one side of the first sliding block 225 and one side of the second sliding block 226 are fixedly connected with the second L-shaped plate 24, the adjusting plate 25 is provided with a notch 251, the other side of the first sliding block 225 and the other side of the second sliding block 226 are fixedly connected with the notch 251, and the inner wall of the notch 251 is slidably connected with the outer side of the first L-shaped plate 22.

In this embodiment, preferably, the second L-shaped plate 24 can be driven to move by the first slide block 225 and the second slide block 226 when the adjusting plate 25 slides, and the stability of the second L-shaped plate 24 when sliding inside the first L-shaped plate 22 can be improved by providing the first through groove 223, the second through groove 224, the first slide block 225 and the second slide block 226.

Referring to fig. 5, a third mounting groove 241 and a fourth mounting groove 242 are formed in the second L-shaped plate 24, and the light source 23 is mounted on the inner walls of the third mounting groove 241 and the fourth mounting groove 242.

In this embodiment, it is preferable that the light emitted from the light source 23 in the third mounting groove 241 is vertical, and can illuminate the side and upper surfaces of the Panel edge, and the light emitted from the light source 23 in the fourth mounting groove 242 is horizontal. The light source 23 inside the second L-shaped plate 24 can illuminate the Panel corner, preventing the occurrence of an illumination blind area.

Referring to fig. 5-7, the end of the second L-shaped plate 24 remote from the first L-shaped plate 22 is provided with an inclined surface.

In this embodiment, it is preferable that the light sources 23 inside the adjacent second L-shaped plates 24 at the four corner positions are facilitated to illuminate the Panel at the four corner positions.

Referring to fig. 5 to 7, the lighting assembly 2 further includes springs 26, each of the first L-shaped plates 22 is slidably connected to two second L-shaped plates 24, and two ends of the springs 26 are fixedly connected to adjusting plates 25 on the second L-shaped plates 24, respectively.

In this embodiment, preferably, under the action of the spring 26, the adjusting plate 25 can be pushed to move, and the adjusting plate 25 can drive the second L-shaped plate 24 to move through the first slide block 225 and the second slide block 226, so that the adjacent second L-shaped plates 24 at four corners are propped together to illuminate the Panel four corners, and the illumination dead zone is prevented.

Referring to fig. 4, the lighting assembly 2 further includes a transmission member 27, where the transmission member 27 includes a screw rod 271, a worm gear 272, a worm 273 and a sleeve 274, one end of the screw rod 271 is screwed with the internal threaded tube 21, the other end of the screw rod 271 is rotatably connected with the sleeve 274, the sleeve 274 is fixedly connected with the inner wall of the outer frame 13, the screw rod 271 is fixedly connected with the worm gear 272, and the worm gear 272 is meshed with the worm 273.

In this embodiment, preferably, when the worm 273 rotates, the worm wheel 272 can be driven to rotate, the worm wheel 272 drives the screw rod 271 to rotate, and when the screw rod 271 rotates, the internal thread pipe 21 can be driven to move, the first L-shaped plate 22 can be driven to move, the position can be adjusted according to the size of the Panel model, the position is suitable for the Panel without the size of the model, the use is more convenient, and the position of the first L-shaped plate 22 is adjusted, so that the Panel can be shot and detected.

Further, since the worm wheel 272 cannot drive the worm 273 to rotate, the position of the internally threaded tube 21 can be automatically locked after the rotation of the worm 273 stops. The internal thread pipe 21 can rotate on the inner wall of the sleeve 274, which is beneficial to improving the stability of the internal thread pipe 21 during rotation.

Referring to fig. 4, the lighting assembly 2 further includes an adjusting member 28, the adjusting member 28 includes a first fixing plate 281, a second fixing plate 282 and a telescopic rod 283, the outer wall of the internally threaded tube 21 is fixedly connected with the first fixing plate 281, the first fixing plate 281 is fixedly connected with one end of the telescopic rod 283, the telescopic rod 283 slides through the inner frame 12, the other end of the telescopic rod 283 is hinged with the second fixing plate 282, and the second fixing plate 282 is fixedly connected with the outer wall of the first L-shaped plate 22.

In this embodiment, preferably, when the telescopic rod 283 performs telescopic movement, the second fixing plate 282 can drive the first L-shaped plate 22 to rotate, so that the angle of the light emitted by the light source 23 can be adjusted in a small range, which is beneficial to illuminating the side surface and the upper surface of the Panel edge, thereby improving the shooting imaging definition and improving the recognition accuracy.

Referring to fig. 3, the driving device further comprises a driving assembly 3, the driving assembly 3 comprises a rotating shaft 31 and bevel gears 32, the rotating shaft 31 is provided with four rotating shafts and encloses a square shape, two ends of the rotating shaft 31 are respectively fixedly connected with the bevel gears 32, the bevel gears 32 at the corners of the square shape are in meshed connection, and the rotating shaft 31 is fixedly connected with a worm 273.

In this embodiment, preferably, when one of the rotating shafts 31 rotates, the bevel gear 32 at the four corners can drive the other rotating shafts 31 to rotate, when the rotating shaft 31 rotates, the worm 273 can be driven to rotate, the worm wheel 272 is driven by the worm 273 to rotate, the screw rod 271 is driven by the worm wheel 272 to rotate, the screw rod 271 drives the first L-shaped plate 22 to move through the internal threaded pipe 21, the position can be adjusted according to the size of the Panel model, the Panel camera is suitable for panels without the size of the model, the use is more convenient, and the position of the first L-shaped plate 22 can be adjusted, so that the Panel camera can be shot and detected.

Referring to fig. 8, the driving assembly 3 further includes a motor 33, a first gear 34, and a second gear 35, where the motor 33 is fixedly mounted on the upper surface of the base plate 11, the motor 33 is fixedly connected with the first gear 34, the first gear 34 is engaged with the second gear 35, and the second gear 35 is fixedly connected with the rotating shaft 31.

In this embodiment, preferably, when the motor 33 works, the first gear 34 can be driven to rotate, the first gear 34 drives the second gear 35 to rotate, and the second gear 35 drives the rotating shaft 31 to rotate, so as to provide power for the rotation of the rotating shaft 31.

Referring to fig. 9, the control assembly 4 further comprises a control assembly 4, the control assembly 4 comprises a fixed cylinder 41, an electric telescopic rod 42, a piston head 43, an air pipe 44 and a control shaft 45, the fixed cylinder 41 is fixedly arranged on the upper surface of the bottom plate 11, the inner end wall of the fixed cylinder 41 is fixedly connected with one end of the electric telescopic rod 42, the other end of the electric telescopic rod 42 is fixedly connected with one side of the piston head 43, the other side of the piston head 43 is fixedly connected with the control shaft 45, a through hole 411 is formed in the fixed cylinder 41, the piston head 43 is connected with the inner wall of the through hole 411 in a sliding mode, and the inside of the fixed cylinder 41 is communicated with the telescopic rod 283 through the air pipe 44.

In this embodiment, preferably, when the electric telescopic rod 42 is retracted to the position shown in fig. 9, the inside of the fixed cylinder 41 is communicated with the outside through the through hole 411, and air can automatically circulate. When the electric telescopic rod 42 stretches, the piston head 43 is pushed to move, the piston head 43 drives the control shaft 45 to move, the control shaft 45 is inserted into the through hole 411, at the moment, the piston head 43 continues to stretch, air in the fixed cylinder 41 is pushed into the telescopic rod 283 through the air pipe 44, the telescopic rod 283 is driven to stretch, the first L-shaped plate 22 can be driven to rotate through the second fixed plate 282, the angle of light rays emitted by the light source 23 is adjusted in a small range, and the side face and the upper surface of the Panel edge are favorably illuminated, so that shooting imaging definition is improved, and recognition accuracy is improved.

When the intelligent camera is used, when the electric telescopic rod 42 is controlled to retract to the position in fig. 9, the inside of the fixed cylinder 41 is communicated with the outside through the through hole 411, air can automatically circulate, then the motor 33 is controlled to work to drive the first gear 34 to rotate, the first gear 34 drives the second gear 35 to rotate, the second gear 35 drives the rotating shaft 31 to rotate, one rotating shaft 31 can rotate through the bevel gear 32 at the four corners, the rest rotating shafts 31 are driven to rotate, the worm 273 can be driven to rotate when the rotating shaft 31 rotates, the worm 273 drives the worm wheel 272 to rotate, the worm wheel 272 drives the screw rod 271 to rotate, the screw rod 271 drives the internal thread tube 21 to move, the internal thread tube 21 drives the first L-shaped plate 22 to move, the position can be adjusted according to the size of the Panel, the Panel is applicable to the Panel without the size, the use is more convenient, and the position of the first L-shaped plate 22 can be shot and detected.

When the inner threaded tube 21 drives the first L-shaped plate 22 to move, the first L-shaped plate 22 also drives the telescopic rod 283 to telescope through the second fixing plate 282, at this time, the inside of the fixed cylinder 41 is communicated with the outside through the through hole 411, so that air can automatically circulate, and interference caused by movement of the telescopic rod 283 to the inner threaded tube 21 is avoided.

If the first L-shaped plate 22 moves to a position close to the center of the inner frame 12, at this time, the second L-shaped plate 24 drives the adjusting plate 25 to move through the first sliding block 225 and the second sliding block 226, the adjusting plate 25 compresses the spring 26, so that the adjacent second L-shaped plates 24 at four corners are propped together, the Panel four corners are illuminated, and the occurrence of an illumination blind area is prevented; if the first L-shaped plate 22 moves far away from the center of the inner frame 12, under the action of the elastic force of the spring 26, the adjusting plate 25 can be pushed to move, the adjusting plate 25 can drive the second L-shaped plate 24 to move through the first sliding block 225 and the second sliding block 226, the adjacent second L-shaped plates 24 at the four corners are propped together, the Panel four corners are illuminated, and the illumination blind area is prevented. Whether the first L-shaped plate 22 moves towards or away from the center of the inner frame 12, the second L-shaped plate 24 can illuminate the Panel four corners, so that the illumination blind area is prevented, the device can be automatically adapted to panels with different sizes, the second L-shaped plate 24 does not need to be additionally operated to move, and the device is convenient to use.

Then control electric telescopic rod 42 extension, electric telescopic rod 42 promotes piston head 43 and removes, piston head 43 drives control shaft 45 and removes, control shaft 45 inserts in through-hole 411, piston head 43 continues to extend this moment, push the inside air of fixed section of thick bamboo 41 into telescopic rod 283 through trachea 44, drive telescopic rod 283 extension, can drive first L template 22 through second fixed plate 282 and rotate, adjust the angle that light source 23 sent out in the small circle, be favorable to illuminating the side and the upper surface at Panel edge, thereby improve shooting imaging definition, improve the accuracy of discernment.

Claims (10)

1. A Panel precision discernment is with lighting device, its characterized in that: comprising

The support assembly (1), the support assembly (1) includes bottom plate (11), inside casing (12), frame (13) and roof (14), fixed connection inside casing (12) and frame (13) bottom on bottom plate (11) upper surface, inside casing (12) and frame (13) are square, and frame (12) and frame (13) top fixed connection roof (14) lower surface has offered window (141) on roof (14), and inside formation holds chamber (111) in bottom plate (11), inside casing (12), frame (13) and roof (14);

the illumination assembly (2), illumination assembly (2) are provided with four groups to the structure is the same, and illumination assembly (2) are including internal thread pipe (21) and first L template (22), light source (23), four sides of inside casing (12) correspond respectively to be provided with an internal thread pipe (21) to internal thread pipe (21) slip pass inside casing (12), and first L template (22) outer wall is articulated to internal thread pipe (21) one end, and first mounting groove (221) and second mounting groove (222) have been seted up to first L template (22) inboard, and light source (23) are installed to first mounting groove (221) and second mounting groove (222) inner wall.

2. The illumination device for Panel precision recognition according to claim 1, wherein: the lighting assembly (2) further comprises a second L-shaped plate (24) and an adjusting plate (25), a first through groove (223) and a second through groove (224) are formed in the first L-shaped plate (22), a first sliding block (225) is connected to the inner wall of the first through groove (223) in a sliding mode, a second sliding block (226) is connected to the inner wall of the second through groove (224) in a sliding mode, one side of the first sliding block (225) is fixedly connected with the second L-shaped plate (24), a notch (251) is formed in the adjusting plate (25), the other side of the first sliding block (225) is fixedly connected with the other side of the second sliding block (226), and the inner wall of the notch (251) is connected to the outer side of the first L-shaped plate (22) in a sliding mode.

3. The illumination device for Panel precision recognition according to claim 1, wherein: a third mounting groove (241) and a fourth mounting groove (242) are formed in the inner side of the second L-shaped plate (24), and a light source (23) is mounted on the inner walls of the third mounting groove (241) and the fourth mounting groove (242).

4. The illumination device for Panel precision recognition according to claim 1, wherein: the second L-shaped plate (24) is provided with an inclined surface at one end far away from the first L-shaped plate (22).

5. The illumination device for Panel precision recognition according to claim 1, wherein: the lighting assembly (2) further comprises springs (26), each first L-shaped plate (22) is connected with two second L-shaped plates (24) in a sliding mode, and two ends of each spring (26) are respectively and fixedly connected with an adjusting plate (25) on each second L-shaped plate (24).

6. The illumination device for Panel precision recognition according to claim 1, wherein: the illumination assembly (2) further comprises a transmission part (27), the transmission part (27) comprises a screw rod (271), a worm wheel (272), a worm (273) and a sleeve (274), one end of the screw rod (271) is connected with the internal thread pipe (21) in a threaded manner, the other end of the screw rod (271) is connected with the sleeve (274) in a rotating manner, the sleeve (274) is fixedly connected with the inner wall of the outer frame (13), the worm wheel (272) is fixedly connected with the screw rod (271), and the worm wheel (272) is meshed with the worm (273).

7. The illumination device for Panel precision recognition according to claim 1, wherein: the lighting assembly (2) further comprises an adjusting piece (28), the adjusting piece (28) comprises a first fixing plate (281), a second fixing plate (282) and a telescopic rod (283), the outer wall of the internal thread tube (21) is fixedly connected with the first fixing plate (281), the first fixing plate (281) is fixedly connected with one end of the telescopic rod (283), the telescopic rod (283) slides through the inner frame (12), the other end of the telescopic rod (283) is hinged with the second fixing plate (282), and the second fixing plate (282) is fixedly connected with the outer wall of the first L-shaped plate (22).

8. The illumination device for Panel precision recognition according to claim 6, wherein: still include drive assembly (3), drive assembly (3) include pivot (31) and bevel gear (32), pivot (31) are provided with four to enclose into a square, pivot (31) both ends are fixed connection bevel gear (32) respectively, and bevel gear (32) meshing connection in square bight position, pivot (31) fixed connection worm (273).

9. The illumination device for Panel precision recognition according to claim 8, wherein: the driving assembly (3) further comprises a motor (33), a first gear (34) and a second gear (35), the motor (33) is fixedly arranged on the upper surface of the bottom plate (11), the motor (33) is fixedly connected with the first gear (34), the first gear (34) is meshed with the second gear (35), and the second gear (35) is fixedly connected with the rotating shaft (31).

10. The illumination device for Panel precision recognition according to claim 6, wherein: still include control assembly (4), control assembly (4) are including fixed section of thick bamboo (41), electric telescopic handle (42), piston head (43), trachea (44) and control shaft (45), fixed section of thick bamboo (41) fixed mounting is in bottom plate (11) upper surface, and fixed section of thick bamboo (41) inner wall fixed connection electric telescopic handle (42) one end, electric telescopic handle (42) other end fixed connection piston head (43) one side, piston head (43) opposite side fixed control shaft (45), be provided with through-hole (411) on fixed section of thick bamboo (41), piston head (43) sliding connection through-hole (411) inner wall, fixed section of thick bamboo (41) inside communicates telescopic handle (283) through trachea (44).