Optical element surface detection conveying device and method

Abstract

The invention discloses an optical element surface detection conveying device which is characterized in that a movable plate with an adjustable height position is arranged at the top of a conveying mechanism, and the movable plate is slidably mounted in a conveying groove in the vertical direction; a plurality of dust suction hoods are installed on the plate face of the movable plate at equal intervals, and dust suction ports of the dust suction hoods face the conveying carrying face above the conveying mechanism. The conveying device has the beneficial effects that the conveying device can be suitable for dust removal treatment during conveying of the optical elements with different thicknesses, specifically, through the design of the movable plate with the adjustable height position and the multiple dust suction hoods installed on the movable plate at equal intervals, in the conveying process of the optical elements with the different thicknesses, the height position of the movable plate is adjusted, and the dust suction hoods are arranged at equal intervals; the dust collection port in the bottom end of the dust collection cover can be close to and attached to the tops of the optical elements with different thicknesses, the situation that the distance between the bottom end of the dust collection cover and the optical elements is too large, and the dust collection effect is affected is avoided, and the dust collection effect in the conveying process of the optical elements with different thicknesses is guaranteed.

Description

Technical Field

[0001] The present application relates to the field of optical element measurement and transportation, and in particular to an optical element surface detection and transportation device and method. Background Art

[0002] Optical elements include lenses, prisms, reflectors, etc., which are mostly flat sheets; they can be used in various optical instruments, such as microscopes, telescopes, cameras, projectors, etc.

[0003] After the optical components are processed, a series of inspections and measurements are required to determine whether the optical components are qualified. During the inspection process, conveying devices are often used between different processes to transport the optical components. The upper conveying surface of traditional conveyors is often directly exposed to the outside air. If this conveying device is directly used for optical component inspection, the optical components will be directly exposed to the air, affecting the subsequent use of the optical components. In addition, during the processing of optical components, debris or dust may also adhere to the surface. Even on a closed conveyor, no new dust will fall on the surface of the optical component, but the dust that has already adhered cannot be removed. Summary of the invention

[0004] In view of the above problems, the present invention designs an optical element surface detection and conveying device, which ensures that the dust suction port at the bottom of the dust hood can be close to and attached to the top of optical elements of different thicknesses by adjusting the height position of the movable plate, thereby avoiding excessive distance between the bottom of the dust hood and the optical element, which affects the dust suction effect, thereby ensuring the dust suction effect during the conveying process of optical elements of different thicknesses; by designing a flip component, the optical component is turned over to achieve dust suction treatment on both sides of the optical element.

[0005] The object of the present invention is achieved in that: An optical element surface detection conveying device comprises a carrier, a conveying trough is provided on the top of the carrier along the length direction, a conveying mechanism is arranged in the conveying trough, a material inlet and a material outlet are arranged at the left and right ends of the conveying trough respectively; a movable plate with adjustable height is arranged on the top of the conveying mechanism, and the movable plate is slidably installed inside the conveying trough along the vertical direction; A plurality of dust hoods are installed at equal intervals on the plate surface of the movable plate, and the dust suction ports of the dust hoods face the conveying surface above the conveying mechanism.

[0006] In the above-mentioned optical element surface detection and conveying device, a top plate is fixedly installed on the top of the carrier; two first observation holes are opened on the end plate surface of the top plate close to the discharge port, and two second observation holes are opened on the end plate surface of the movable plate close to the discharge port, and the second observation holes are located below the first observation holes; a flip assembly is provided between two adjacent dust hoods and between two second observation holes, and the flip assembly is placed on the conveying carrier above the conveying mechanism; an electric push rod is fixedly installed on the top plate surface of the top plate, and the output shaft end of the electric push rod is fixedly connected to the movable plate.

[0007] The flip assembly includes a clamping mechanism and a second servo motor; the clamping mechanism includes a block, and the middle part of the block is fixedly connected to the output shaft end of the second servo motor.

[0008] The clamping mechanism also includes a guide rod, a clamping jaw, a soft pad, a dual-axis motor, a screw and a nut; a guide rod is fixedly installed on both sides of the block, the clamping jaw is provided on the guide rod, a guide hole is opened on the clamping jaw, the guide rod is connected with the guide hole with clearance, the dual-axis motor is fixedly installed on the block, the two conveying shaft ends of the dual-axis motor are fixedly installed with a screw, and the screw threads at both ends of the dual-axis motor are in opposite directions; a nut is fixedly installed at one end of the clamping jaw close to the block, and the screw is threadedly connected to the nut; a soft pad is fixedly bonded to the clamping jaw.

[0009] A guide sleeve is fixedly mounted on a side of the housing wall of the second servo motor away from the clamping mechanism, a sleeve hole is arranged in the guide sleeve, and a gear column is connected with the sleeve hole through clearance fit.

[0010] The gear column passes through a through slot provided on the movable plate surface, and the top end of the gear column is fixedly connected to a first rotating shaft, the first rotating shaft is rotatably mounted with the bottom of the top plate, a circle of evenly distributed tooth grooves is provided on the cylindrical surface of the gear column, and the gear column is connected to a cylindrical gear through tooth groove meshing.

[0011] A protective shell is fixedly installed on the bottom plate surface of the movable plate, and a second rotating shaft is rotatably installed in the protective shell. The lower end of the second rotating shaft extends to the bottom of the protective shell, and the lower end of the second rotating shaft is fixedly sleeved with a cylindrical gear. A third servo motor is fixedly installed on the outer wall of the protective shell, and a worm is fixedly connected to the output shaft end of the third servo motor. The worm is rotatably installed inside the protective shell, and the worm is meshingly connected with a worm wheel, and the worm wheel is fixedly sleeved on the axial surface of the second rotating shaft located inside the protective shell.

[0012] The above-mentioned optical element surface detection and conveying device also includes a vacuum cleaner and a diversion pipe, the vacuum end of the vacuum cleaner is connected and installed with a vacuum pipe, the middle part of the diversion pipe is connected and installed with a connecting port, the connecting port is connected and installed with an end of the vacuum pipe away from the vacuum cleaner, both end pipe openings of the diversion pipe are fixedly installed with sealing covers, the bottom of the diversion pipe is connected and installed with multiple interfaces at equal intervals along the length direction, the interfaces pass through the top plate, and the interfaces extend to the bottom of the top plate, the bottom end of the interface is fixedly sleeved with a rubber bellows, and the bottom end of the rubber bellows is connected and installed with the top of the dust hood.

[0013] The above-mentioned optical element surface detection conveying device, the conveying mechanism includes a conveyor belt, an active roller, a driven roller and a carrier roller; the active roller and the driven roller are respectively rotatably installed inside the two ends of the conveying trough, the active roller and the driven roller are wound with a conveyor belt, the top surface of the conveyor belt forms a conveying carrier surface, the number of the carrier rollers is several, and the several carrier rollers are fixedly installed inside the conveying trough at equal intervals, and the carrier rollers are in contact with the top and bottom surfaces of the conveyor belt; a first servo motor is fixedly installed on the carrier, and the output shaft end of the first servo motor is fixedly connected to the middle of the active roller.

[0014] A method for detecting and conveying the surface of an optical component, the steps are as follows: An external power supply and control device is used for power supply and electrical control, wherein the first observation hole is used for installing an external detection camera; The movable plate is driven by an electric push rod to slide vertically in the conveying trough to achieve height adjustment, which is used to adjust the distance between the dust suction port at the bottom of the dust suction cover and the conveying surface of the conveyor belt to ensure that optical components of different thicknesses can pass through and the dust suction port is close to and attached to the top of optical components of different thicknesses; When the conveying mechanism is working, the first servo motor drives the active roller to rotate, cooperates with the driven roller, drives the conveyor belt to flow, and the optical element is put into the feeding port of the conveying trough, and is conveyed to the discharge port position through the conveying surface of the conveyor belt; During the vacuuming process, the vacuum tube, the shunt tube, the interface and the rubber bellows are used to guide the flow, so that negative pressure is generated at the bottom of the dust hood. After the optical element moves to the bottom of the dust hood, the dust on the upper surface enters through the dust suction port at the bottom of the dust hood, and then enters the vacuum cleaner through the rubber bellows, the interface, the shunt tube and the vacuum tube in sequence, so as to achieve dust collection; wherein the rubber bellows is retractable and does not affect the height adjustment of the dust hood; After the optical element passes through the dust suction port at the bottom of the dust suction hood, it moves to the clamping mechanism of the flip assembly; at the beginning, the two clamping jaws of the clamping mechanism open and face the left side, and the screw is driven to rotate by a double-axis motor. The screw and the nut are threadedly connected, and the guide hole and the guide rod are used to guide the clamping jaw. The thread rotation directions of the two screws in the clamping mechanism are opposite, so that the two clamping jaws move closer to or away from each other. When the two clamping jaws are close to each other, they are used to clamp the optical element; After the clamping mechanism in the flipping assembly clamps the optical element, it is driven by the second servo motor to flip the clamping mechanism and the optical element together. During the flipping process of the clamping mechanism, the conveying surface of the conveyor belt is used to block and push the second servo motor to slide in the length direction of the gear column through the guide sleeve. Specifically, the clamping mechanism flips 180 degrees, and the upper and lower surfaces of the optical element are adjusted to change the direction of the optical element. Further, the third servo motor drives the worm to rotate, and through the meshing of the worm and the worm wheel, the second rotating shaft and the cylindrical gear are driven to rotate together, and through the meshing of the cylindrical gear and the gear column The gear column rotates by itself, and the guide sleeve rotates 180° together with the gear column, so that the clamping mechanism and the optical element rotate from the left side of the gear column to the right side; then the two clamping claws move away from each other, loosening the optical element, and then the optical element is transported by the conveying mechanism, so that after the optical element leaves the clamping mechanism, the clamping mechanism immediately reverses the worm through the third servo motor (drive) to reset the clamping mechanism; a flip assembly is provided between every two dust hoods, so that the two dust hoods can respectively vacuum the upper and lower surfaces of the optical element, and multiple dust hoods can be used to vacuum the upper and lower surfaces of the optical element; After the optical element is transported and vacuumed, it moves to a first observation hole position, and the detection camera is used to photograph the surface of the optical element through the second observation hole. It is determined based on the image whether there are scratches and cracks. Then, the optical element is flipped over by a flip assembly between the two second observation holes, and the upper and lower surfaces are adjusted. The surface of the optical element is photographed by a detection camera in another first observation hole, and it is determined based on the image whether there are scratches and cracks, thereby achieving preliminary appearance inspection of both sides.

[0015] The advantage of the optical element surface detection and conveying device of the present invention is that it can be used for dust removal processing of optical elements of different thicknesses. Through the design of a movable plate with adjustable height and multiple dust hoods installed on the movable plate at equal intervals, during the conveying process of optical elements of different thicknesses, by adjusting the height position of the movable plate, it is ensured that the dust suction port at the bottom end of the dust suction hood can be close to and attached to the top of optical elements of different thicknesses, thereby avoiding excessive spacing between the bottom end of the dust suction hood and the optical element, which affects the dust suction effect. The dust suction effect is ensured during the conveying process of optical elements of different thicknesses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the optical element surface detection and conveying device of the present invention; Figure 2 It is a schematic diagram of the movable plate at the left end of the conveying trough and the structure below; Figure 3 It is a schematic diagram of the movable plate at the right end of the conveying trough and the structure below; Figure 4 is a structural schematic diagram of the clamping mechanism; Figure 5 It is a schematic diagram of the installation structure of the clamping mechanism; Figure 6 It is a schematic diagram of the structure of the gear column and the cylindrical gear; Figure 7 It is a schematic diagram of the structure inside the protective shell; Figure 8 It is a schematic diagram of the structure of the guide rod and the clamping claw installation; Fig. 9 It is a schematic diagram of the guide sleeve and sleeve hole structure; Fig.10 It is a structural diagram of the conveying mechanism.

[0017] In the figure: 1, carrier; 2, vacuum cleaner; 3, conveying trough; 4, conveying mechanism; 401, conveyor belt; 402, active roller; 403, driven roller; 404, carrier roller; 5, first servo motor; 6, top plate; 7, movable plate; 8, electric push rod; 9, shunt pipe; 10, cover; 11, connection port; 12, dust suction pipe; 13, first observation hole; 14, interface; 15, rubber bellows; 16, dust suction hood; 17, clamping mechanism; 1701, block ; 1702, guide rod; 1703, clamping claw; 1704, cushion; 1705, dual-axis motor; 1706, screw; 1707, nut; 1708, guide hole; 18, second observation hole; 19, second servo motor; 20, guide sleeve; 2001, sleeve hole; 21, gear column; 22, through groove; 23, first rotating shaft; 24, protective shell; 25, cylindrical gear; 26, second rotating shaft; 27, third servo motor; 28, worm; 29, worm wheel. DETAILED DESCRIPTION

[0018] The specific implementation modes of the present invention will be further described in detail below with reference to the accompanying drawings.

[0019] Method 1 The following is a specific implementation of the optical element surface detection and conveying device of the present invention.

[0020] The optical element surface detection conveying device under this specific embodiment is as follows: Figure 1-10As shown, it includes a carrier 1, a conveying trough 3 is provided on the top of the carrier 1 along the length direction, a conveying mechanism 4 is arranged in the conveying trough 3, and an inlet and an outlet are arranged at the left and right ends of the conveying trough 3 respectively; a movable plate 7 with adjustable height is arranged on the top of the conveying mechanism 4, and the movable plate 7 is installed to the inside of the conveying trough 3 along the vertical sliding; a plurality of dust hoods 16 are installed on the plate surface of the movable plate 7 at equal intervals, and the dust suction port of the dust hood 16 faces the conveying surface above the conveying mechanism 4; the top of the carrier 1 is fixed A top plate 6 is fixedly installed, and an electric push rod 8 is fixedly installed on the top plate surface of the top plate 6, and the output shaft end of the electric push rod 8 is fixedly connected to the movable plate 7; the movable plate 7 is driven by the electric push rod 8 to move up and down, so that the movable plate 7 slides vertically in the conveying trough 3 to adjust the height position, which is used to adjust the distance between the dust suction port at the bottom end of the dust suction hood 16 and the conveying surface of the conveyor belt 401, so as to ensure the passage of optical components of different thicknesses, and make the dust suction port close to and stick to the top of optical components of different thicknesses.

[0021] like Figure 2-3 As shown, in a specific implementation, two first observation holes 13 are provided on an end plate surface of the top plate 6 near the discharge port, and two second observation holes 18 are provided on an end plate surface of the movable plate 7 near the discharge port, and the second observation holes 18 are located at the lower part of the first observation holes 13; a flip assembly is provided between two adjacent dust hoods 16 and between two second observation holes 18, and the flip assembly is placed on the conveying surface above the conveying mechanism 4; by providing a flip assembly between every two dust hoods 16, the two dust hoods 16 can respectively perform dust collection on the upper and lower surfaces of the optical element, and by using a plurality of dust hoods 16, multiple dust collections on the upper and lower surfaces are achieved, ensuring that both surfaces are clean and dust-free. Effect: After the optical element is transported and vacuumed, it moves to a first observation hole 13, and the detection camera thereon takes a picture of the surface of the optical element through the second observation hole 18. The staff watches the picture to determine whether there are scratches, cracks, etc. on it for preliminary appearance inspection. Then, the optical element is flipped through the flip assembly between the two second observation holes 18, and the upper and lower surfaces are swapped. The other side of the optical element surface is inspected through the detection camera in the other first observation hole 13, thereby realizing the appearance inspection of both sides of the optical element. Unqualified optical elements are screened out through preliminary inspection, and then transported to the next step of the inspection equipment for subsequent inspection and measurement processes.

[0022] like Figure 4-5As shown, as a specific technical solution, the flipping assembly includes a clamping mechanism 17 and a second servo motor 19; the clamping mechanism 17 includes a block 1701, the middle part of the block 1701 is fixedly connected to the output shaft end of the second servo motor 19, and the second servo motor 19 provides drive for flipping.

[0023] like Figure 4 As shown, further, the clamping mechanism 17 also includes a guide rod 1702, a clamping jaw 1703, a cushion 1704, a dual-axis motor 1705, a screw 1706 and a nut 1707; a guide rod 1702 is fixedly installed on both sides of the block 1701, the guide rod 1702 is provided with the clamping jaw 1703, the clamping jaw 1703 is provided with a guide hole 1708, the guide rod 1702 is connected with the guide hole 1708 with clearance fit, the dual-axis motor 1705 is fixedly installed on the block 1701, and the two conveying shaft ends of the dual-axis motor 1705 are fixedly installed with a screw 1706, and the screws 1706 located at both ends of the dual-axis motor 1705 have opposite thread rotation directions; A nut 1707 is fixedly installed at one end of the clamping jaw 1703 close to the block 1701, and the screw rod 1706 is threadedly connected to the nut 1707; a soft pad 1704 is fixedly bonded to the clamping jaw 1703; the screw rod 1706 is driven to rotate by the dual-axis motor 1705, and the screw rod 1706 and the nut 1707 are threadedly screwed, and the driving of the clamping jaw 1703 is realized by cooperating with the guiding function of the guide hole 1708 and the guide rod 1702, and the thread rotation directions of the two screw rods 1706 in the clamping mechanism 17 are opposite, so that the two clamping jaws 1703 can move towards or away from each other. When the two clamping jaws 1703 are close to each other, they can clamp the optical element; when they are away from each other, the optical element is released.

[0024] like Figure 5 As shown, a guide sleeve 20 is fixedly installed on the side of the shell wall of the second servo motor 19 away from the clamping mechanism 17, and a sleeve hole 2001 is provided in the guide sleeve 20, and a gear column 21 is connected to the sleeve hole 2001 with a clearance fit; through this vertical sliding installation, the second servo motor 19 can move vertically during flipping to avoid blocking the flipping adjustment.

[0025] like Figure 5As shown, as a specific technical solution, the gear column 21 passes through the through slot 22 provided on the surface of the movable plate 7, and the top of the gear column 21 is fixedly connected with a first rotating shaft 23, the first rotating shaft 23 is rotatably mounted with the bottom of the top plate 6, a circle of evenly distributed tooth grooves is provided on the cylindrical surface of the gear column 21, and the gear column 21 is connected with a cylindrical gear 25 through the tooth groove meshing; a protective shell 24 is fixedly installed on the bottom plate surface of the movable plate 7, a second rotating shaft 26 is rotatably installed in the protective shell 24, the lower end of the second rotating shaft 26 extends to the bottom of the protective shell 24, and the lower end of the second rotating shaft 26 is fixedly sleeved with the cylindrical gear 25, a third servo motor 27 is fixedly installed on the outer wall of the protective shell 24, and the third servo motor 2 The output shaft end of 7 is fixedly connected with a worm 28, and the worm 28 is rotatably installed inside the protective shell 24. The worm 28 is meshingly connected with a worm wheel 29, and the worm wheel 29 is fixedly sleeved on the axial surface of the second rotating shaft 26 located inside the protective shell 24; the third servo motor 27 drives the worm 28 to rotate, and through the meshing transmission between the worm 28 and the worm wheel 29, the second rotating shaft 26 and the cylindrical gear 25 are driven to rotate together, and through the meshing transmission between the cylindrical gear 25 and the gear column 21, the gear column 21 is caused to rotate. When the gear column 21 rotates, the guide sleeve 20 rotates therewith, specifically causing it to rotate 180°, so that the clamping mechanism 17 and the optical element clamped thereon can be exchanged on the left and right sides of the gear column 21.

[0026] like Figure 1-3 As shown, in a specific implementation, it also includes a vacuum cleaner 2 and a shunt pipe 9, the vacuum end of the vacuum cleaner 2 is connected and installed with a vacuum pipe 12, the middle of the shunt pipe 9 is connected and installed with a connection port 11, the connection port 11 is connected and installed with an end of the vacuum pipe 12 away from the vacuum cleaner 2, both ends of the shunt pipe 9 are fixedly installed with a cover 10, the bottom of the shunt pipe 9 is connected and installed with a plurality of interfaces 14 at equal intervals along the length direction, the interface 14 passes through the top plate 6, and the interface 14 extends to the bottom of the top plate 6, the bottom end of the interface 14 is fixedly sleeved with a rubber bellows 15, the rubber bellows 15 The bottom end is connected and installed with the top end of the dust hood 16; during the vacuum cleaner 2 is performing vacuuming, the dust suction pipe 12, the shunt pipe 9, the interface 14 and the rubber bellows 15 are used for diversion, so that a negative pressure is generated at the bottom end of the dust hood 16, and the optical element moves to the bottom end of the dust hood 16. The dust and dirt on the upper surface of the optical element enter through the dust suction port at the bottom end of the dust hood 16, and then pass through the rubber bellows hose, the interface 14, the shunt pipe 9 and the dust suction pipe 12 in sequence to enter the vacuum cleaner 2 to achieve vacuuming; the rubber bellows 15 is designed to have a certain telescopic performance, which will not affect the height adjustment of the dust hood 16.

[0027] like Fig.10As shown, the conveying mechanism 4 includes a conveying belt 401, a driving roller 402, a driven roller 403 and a carrier roller 404; the driving roller 402 and the driven roller 403 are respectively rotatably installed inside the two ends of the conveying trough 3, the driving roller 402 and the driven roller 403 are wound with a conveying belt 401, the top surface of the conveying belt 401 forms a conveying surface, the number of the carrier rollers 404 is several, and the several carrier rollers 404 are fixedly installed inside the conveying trough 3 at equal intervals, and the carrier rollers 404 are arranged on the conveying belt 401. The roller 404 contacts the top and bottom surfaces of the conveyor belt 401; a first servo motor 5 is fixedly mounted on the carrier 1, and the output shaft end of the first servo motor 5 is fixedly connected to the middle of the active roller 402; the first servo motor 5 drives the active roller 402 to rotate, and cooperates with the driven roller 403 to drive the conveyor belt 401 to flow. The inlet of the conveying trough 3 is used for placing optical component materials, which are placed and loaded through the conveying surface of the conveyor belt 401 and transported to the outlet position.

[0028] Method 2 The following is a specific implementation of the optical element surface detection and conveying method of the present invention.

[0029] The optical element surface detection and conveying method under this specific implementation mode comprises the following steps: An external power supply and control device is used for power supply and electrical control, wherein the first observation hole 13 is used to install an external detection camera; The movable plate 7 is driven by the electric push rod 8 to slide vertically in the conveying trough 3 to achieve height adjustment, which is used to adjust the distance between the dust suction port at the bottom end of the dust suction cover 16 and the conveying surface of the conveyor belt 401, so as to ensure that optical components of different thicknesses can pass through and make the dust suction port close to and close to the top of optical components of different thicknesses; When the conveying mechanism 4 is working, the first servo motor 5 drives the active roller 402 to rotate, cooperates with the driven roller 403, drives the conveyor belt 401 to flow, and the optical element is put into the feeding port of the conveying trough 3, and is conveyed to the discharge port position through the conveying surface of the conveyor belt 401; During the vacuuming process of the vacuum cleaner 2, the vacuum pipe 12, the shunt pipe 9, the interface 14 and the rubber bellows 15 are used to guide the flow, so that negative pressure is generated at the bottom of the dust hood 16. After the optical element moves to the bottom of the dust hood 16, the dust on the upper surface enters through the vacuum port at the bottom of the dust hood 16, and then enters the vacuum cleaner 2 through the rubber bellows 15, the interface 14, the shunt pipe 9 and the vacuum pipe 12 in sequence, so as to achieve vacuuming; wherein the rubber bellows 15 is retractable and does not affect the height adjustment of the dust hood 16; After passing through the dust suction port at the bottom end of the dust suction cover 16, the optical element moves to the clamping mechanism 17 of the flip assembly; at the beginning, the two clamping jaws 1703 of the clamping mechanism 17 open their jaws toward the left, and the double-axis motor 1705 drives the screw 1706 to rotate. The screw 1706 is threadedly connected to the nut 1707, and the guide hole 1708 and the guide rod 1702 are matched to realize the driving of the clamping jaw 1703. The thread rotation directions of the two screws 1706 in the clamping mechanism 17 are opposite, so that the two clamping jaws 1703 move closer to or away from each other. When the two clamping jaws 1703 are close to each other, they are used to clamp the optical element; After the clamping mechanism 17 in the flipping assembly clamps the optical element, it is driven by the second servo motor 19 to flip the clamping mechanism 17 and the optical element together. During the flipping process of the clamping mechanism 17, the conveying surface of the conveyor belt 401 is blocked to push the second servo motor 19 to slide in the length direction of the gear column 21 through the guide sleeve 20. Specifically, the clamping mechanism 17 flips 180 degrees, and the upper and lower surfaces of the optical element are adjusted to change the direction of the optical element. Further, the third servo motor 27 drives the worm 28 to rotate, and through the meshing of the worm 28 and the worm wheel 29, the second rotating shaft 26 and the cylindrical gear 25 are driven to rotate together, and the cylindrical gear 25 and the gear column 21 are driven to rotate together. 1 is meshed, so that the gear column 21 rotates, and the guide sleeve 20 rotates 180° together with the gear column 21, so that the clamping mechanism 17 and the optical element rotate from the left side of the gear column 21 to the right side; then the two clamping claws 1703 move away from each other, loosening the optical element, and then conveying it through the conveying mechanism 4, so that after the optical element leaves the clamping mechanism 17, the clamping mechanism 17 immediately drives the worm 28 to reverse through the third servo motor 27, so that the clamping mechanism 17 is reset; by arranging a flip assembly between every two dust hoods 16, the two dust hoods 16 can respectively vacuum the upper and lower surfaces of the optical element, and multiple dust hoods 16 can be used to vacuum the upper and lower surfaces of the optical element; After the optical element is transported and vacuumed, it moves to a first observation hole 13, and the detection camera is used to photograph the surface of the optical element through the second observation hole 18. It is determined based on the image whether there are scratches and cracks. Then, the optical element is flipped over by a flip assembly between the two second observation holes 18, and the upper and lower surfaces are adjusted. The surface of the optical element is photographed by the detection camera in another first observation hole 13, and it is determined based on the image whether there are scratches and cracks, thereby achieving a preliminary appearance inspection of both sides.

[0030] It should be noted that the circuits, electronic components and modules involved in the present invention are all prior art and can be fully implemented by those skilled in the art without further elaboration.

[0031] It should also be noted that the above is only a preferred specific implementation of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An optical element surface detection conveying device, comprising a carrier (1), a conveying groove (3) is provided on the top of the carrier (1) along the length direction, a conveying mechanism (4) is provided in the conveying groove (3), and a material inlet and a material outlet are provided at the left and right ends of the conveying groove (3), respectively; characterized in that: A movable plate (7) whose height position can be adjusted is arranged on the top of the conveying mechanism (4), and the movable plate (7) is slidably mounted vertically inside the conveying trough (3); A plurality of dust hoods (16) are installed at equal intervals on the plate surface of the movable plate (7), and dust suction ports of the dust hoods (16) face toward the conveying surface above the conveying mechanism (4).

2. The optical element surface detection and conveying device according to claim 1, characterized in that: A top plate (6) is fixedly mounted on the top of the carrier (1); two first observation holes (13) are provided on an end plate surface of the top plate (6) close to the material outlet, and two second observation holes (18) are provided on an end plate surface of the movable plate (7) close to the material outlet, wherein the second observation holes (18) are located below the first observation holes (13); a flip assembly is provided between two adjacent dust hoods (16) and between two second observation holes (18), and the flip assembly is placed on the conveying carrier surface above the conveying mechanism (4); an electric push rod (8) is fixedly mounted on the top plate surface of the top plate (6), and an output shaft end of the electric push rod (8) is fixedly connected to the movable plate (7).

3. The optical element surface detection and conveying device according to claim 2, characterized in that: The flip assembly comprises a clamping mechanism (17) and a second servo motor (19); the clamping mechanism (17) comprises a block (1701), and the middle portion of the block (1701) is fixedly connected to the output shaft end of the second servo motor (19).

4. The optical element surface detection and conveying device according to claim 3, characterized in that: The clamping mechanism (17) further comprises a guide rod (1702), a clamping claw (1703), a cushion (1704), a dual-axis motor (1705), a screw rod (1706) and a nut (1707); a guide rod (1702) is fixedly mounted on both sides of the block (1701); the guide rod (1702) is provided with the clamping claw (1703); the clamping claw (1703) is provided with a guide hole (1708); the guide rod (1702) and the guide hole (1708) are connected with clearance fit; the block (1701) 1701), the dual-axis motor (1705) is fixedly mounted on the two conveying shaft ends of the dual-axis motor (1705), and a screw rod (1706) is fixedly mounted on each of the two conveying shaft ends of the dual-axis motor (1705), and the screw rods (1706) at the two ends of the dual-axis motor (1705) have opposite thread rotation directions; a nut (1707) is fixedly mounted on one end of the clamping jaw (1703) close to the block (1701), and the screw rod (1706) is threadedly connected to the nut (1707); and a soft pad (1704) is fixedly bonded to the clamping jaw (1703).

5. The optical element surface detection and conveying device according to claim 3, characterized in that: A guide sleeve (20) is fixedly mounted on a side of the housing wall of the second servo motor (19) away from the clamping mechanism (17), a sleeve hole (2001) is provided in the guide sleeve (20), and a gear column (21) is connected to the sleeve hole (2001) in a clearance fit.

6. The optical element surface detection and conveying device according to claim 5, characterized in that: The gear column (21) passes through a through slot (22) provided on the surface of the movable plate (7), and a first rotating shaft (23) is fixedly connected to the top of the gear column (21), and the first rotating shaft (23) is rotatably mounted on the bottom of the top plate (6). A circle of evenly distributed tooth grooves is provided on the cylindrical surface of the gear column (21), and the gear column (21) is meshedly connected to a cylindrical gear (25) via the tooth grooves.

7. The optical element surface detection and conveying device according to claim 6, characterized in that: A protective shell (24) is fixedly mounted on the bottom plate surface of the movable plate (7), a second rotating shaft (26) is rotatably mounted in the protective shell (24), the lower end of the second rotating shaft (26) extends to the bottom of the protective shell (24), and the lower end of the second rotating shaft (26) is fixedly sleeved with a cylindrical gear (25), a third servo motor (27) is fixedly mounted on the outer wall of the protective shell (24), an output shaft end of the third servo motor (27) is fixedly connected to a worm (28), the worm (28) is rotatably mounted inside the protective shell (24), the worm (28) is meshingly connected to a worm wheel (29), and the worm wheel (29) is fixedly sleeved to the axial surface of the second rotating shaft (26) located inside the protective shell (24).

8. The optical element surface detection and conveying device according to claim 1, characterized in that: It also comprises a vacuum cleaner (2) and a shunt pipe (9), wherein the vacuum end of the vacuum cleaner (2) is connected to a vacuum pipe (12), the middle of the shunt pipe (9) is connected to a connection port (11), the connection port (11) is connected to one end of the vacuum pipe (12) away from the vacuum cleaner (2), both ends of the shunt pipe (9) are fixedly installed with sealing covers (10), the bottom of the shunt pipe (9) is connected to a plurality of interfaces (14) at equal intervals along the length direction, the interfaces (14) penetrate the top plate (6), and the interfaces (14) extend to the bottom of the top plate (6), the bottom end of the interface (14) is fixedly sleeved with a rubber bellows (15), and the bottom end of the rubber bellows (15) is connected to the top end of the dust cover (16).

9. The optical element surface detection and conveying device according to claim 1, characterized in that: The conveying mechanism (4) comprises a conveyor belt (401), a driving roller (402), a driven roller (403) and a carrier roller (404); the driving roller (402) and the driven roller (403) are rotatably mounted inside the two ends of the conveying trough (3), respectively; the driving roller (402) and the driven roller (403) are respectively wound with the conveyor belt (401) around the driving roller (402) and the driven roller (403); the top surface of the conveyor belt (401) forms a conveying surface; the number of the carrier rollers (404) is several, and the several carrier rollers (404) are fixedly mounted inside the conveying trough (3) at equal intervals; the carrier rollers (404) are in contact with the top and bottom surfaces of the conveyor belt (401); a first servo motor (5) is fixedly mounted on the carrier (1); the output shaft end of the first servo motor (5) is fixedly connected to the middle of the driving roller (402).

10. A method for detecting and conveying the surface of an optical element, characterized in that: Here are the steps: An external power supply and control device, used for power supply and electrical control, wherein the first observation hole (13) is used for installing an external detection camera; The movable plate (7) is driven to slide vertically in the conveying trough (3) by an electric push rod (8) to achieve height adjustment, which is used to adjust the distance between the dust suction port at the bottom end of the dust suction cover (16) and the conveying surface of the conveyor belt (401), so as to ensure that optical components of different thicknesses can pass through and that the dust suction port is close to and abuts against the top of optical components of different thicknesses; When the conveying mechanism (4) is working, the first servo motor (5) drives the active roller (402) to rotate, cooperates with the driven roller (403), drives the conveyor belt (401) to flow, and the optical element is put into the feeding port of the conveying trough (3), and is transported to the discharge port position through the conveying surface of the conveyor belt (401); During the vacuuming process of the vacuum cleaner (2), the vacuum pipe (12), the shunt pipe (9), the interface (14) and the rubber bellows (15) are used to guide the flow, so that negative pressure is generated at the bottom of the vacuum hood (16). After the optical element moves to the bottom of the vacuum hood (16), dust on the upper surface enters through the vacuum port at the bottom of the vacuum hood (16), and then enters the vacuum cleaner (2) through the rubber bellows (15), the interface (14), the shunt pipe (9) and the vacuum pipe (12) in sequence, thereby achieving vacuuming; wherein the rubber bellows (15) is retractable and does not affect the height adjustment of the vacuum hood (16); After passing through the dust suction port at the bottom end of the dust suction cover (16), the optical element moves to the clamping mechanism (17) of the flip assembly; initially, the two clamping jaws (1703) of the clamping mechanism (17) open their jaws toward the left, and the screw rod (1706) is driven to rotate by the dual-axis motor (1705). The screw rod (1706) and the nut (1707) are threadedly connected, and the guide hole (1708) and the guide rod (1702) are used to guide the clamping jaw (1703), so that the two screw rods (1706) in the clamping mechanism (17) have opposite thread rotation directions, so that the two clamping jaws (1703) move closer to each other or away from each other. When the two clamping jaws (1703) are closer to each other, they are used to clamp the optical element; After the clamping mechanism (17) in the flipping assembly clamps the optical element, the second servo motor (19) is driven to flip the clamping mechanism (17) and the optical element together. During the flipping process of the clamping mechanism (17), the conveying surface of the conveyor belt (401) is used to block and push the second servo motor (19) to slide in the length direction of the gear column (21) through the guide sleeve (20). Specifically, the clamping mechanism (17) flips 180 degrees, and the upper and lower surfaces of the optical element are adjusted to change the direction of the optical element. Furthermore, the third servo motor (27) drives the worm (28) to rotate, and through the meshing of the worm (28) and the worm wheel (29), the second rotating shaft (26) and the cylindrical gear (25) are driven to rotate together. Through the cylindrical gear (25) and the gear column ( The gear column (21) is meshed with the guide sleeve (20), so that the gear column (21) rotates, and the guide sleeve (20) rotates 180 degrees together with the gear column (21), so that the clamping mechanism (17) and the optical element rotate from the left side of the gear column (21) to the right side; then the two clamping claws (1703) move away from each other, loosening the optical element, and then conveying the optical element through the conveying mechanism (4), so that after the optical element leaves the clamping mechanism (17), the clamping mechanism (17) immediately reverses the worm (28) through the third servo motor (27), so that the clamping mechanism (17) is reset; by arranging a flip assembly between each two dust hoods (16), the two dust hoods (16) respectively vacuum the upper and lower surfaces of the optical element, and by using multiple dust hoods (16), multiple vacuuming of the upper and lower surfaces is achieved; After the optical element is transported and dusted, it moves to a first observation hole (13) position, and a detection camera is used to photograph the surface of the optical element through the second observation hole (18), and it is determined based on the image whether there are scratches and cracks. Then, the optical element is flipped over by a flip assembly between the two second observation holes (18), and the upper and lower surfaces are adjusted. The surface of the optical element is photographed by a detection camera in another first observation hole (13), and it is determined based on the image whether there are scratches and cracks, thereby achieving a preliminary appearance inspection of both sides.

Images