Lens refractive index detection device

Abstract

The utility model provides a lens refractive index detection device. The lens refractive index detection device comprises a bottom plate, a plurality of supporting legs are fixedly installed at the bottom of the bottom plate, a fixing plate is fixedly installed at the top of the bottom plate, a first groove is formed in the fixing plate, a notch is formed in the fixing plate, a laser emitting mechanism is arranged on the fixing plate, and a laser receiving mechanism is arranged on the laser emitting mechanism. An electronic sliding rail is fixedly mounted at the top of the bottom plate, and a guide rail is fixedly mounted at the top of the bottom plate; through the laser emission mechanism and the refraction mechanism, the detected lens is fixed between the two gaskets, so that the detected lens cannot move or shake during detection, detection is facilitated by moving the laser emitter and changing a laser incidence point, and meanwhile, the detection accuracy is improved by moving the position of the detected lens and adjusting the angle of the detected lens. Therefore, the refractive indexes at different incident angles can be measured by the lens refractive index detection device.

Description

Technical Field

[0001] The utility model belongs to the technical field of lens detection, and in particular relates to a lens refractive index detection device. Background Art

[0002] In recent years, with the continuous development of science and technology, especially the development of biology, electronics, chemical industry and other fields, higher requirements have been put forward for the processing quality and yield rate of lenses made of optical materials such as glass or resin. Among them, optical lenses, as a kind of lenses made of optical glass, have good scratch resistance and high refractive index. In order to ensure the quality of optical lenses and meet different imaging effects, if the refractive index of the lens does not meet the standard, it will affect the imaging effect. Therefore, the refractive index of the lens needs to be tested before it is put on the market.

[0003] At present, the detection of the refractive index of optical lenses is generally carried out manually, which is inefficient, resulting in low measurement accuracy and inconvenient for accurate multi-angle detection, so it needs to be improved.

[0004] Therefore, it is necessary to provide a new lens refractive index detection device to solve the above technical problems. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a lens refractive index detection device which uses a laser emitting mechanism and a refractive mechanism to fix the lens to be detected between two gaskets so that it will not move or shake during detection, and changes the laser incident point by moving the laser emitter to facilitate detection, while also moving the position of the lens to be detected and adjusting its angle so as to measure the refractive index at different incident angles.

[0006] In order to solve the above technical problems, the lens refractive index detection device provided by the utility model comprises: a bottom plate, a plurality of supporting legs are fixedly installed on the bottom of the bottom plate, a fixed plate is fixedly installed on the top of the bottom plate, a first groove is provided on the fixed plate, a notch is provided on the fixed plate, a laser emitting mechanism is arranged on the fixed plate, an electronic slide rail is fixedly installed on the top of the bottom plate, a guide rail is fixedly installed on the top of the bottom plate, two second sliders are slidably connected to the electronic slide rail and the guide rail, the tops of the four second sliders are fixedly connected to the same moving plate, a refractive mechanism is arranged on the top of the moving plate, and the A fixed block is fixedly installed on the top of the base plate, a receiving plate is fixedly installed on the top of the fixed block, and an operation panel is fixedly installed on the top of the base plate; the laser emitting mechanism includes a first screw, a first motor, a first fixed rod and a moving block, the first screw is rotatably installed in the first groove, the first motor is fixedly installed on the top of the fixed plate, the output shaft of the first motor is fixedly connected to one end of the first screw, the first fixed rod is fixedly installed in the first groove, the moving block is slidably connected to the first groove, the moving block is threadedly connected to the first screw, and the moving block is slidably connected to the first fixed rod.

[0007] As a further solution of the utility model, the laser emitting mechanism also includes a second groove, a second screw, a second motor and a first slider, the second groove is opened on the moving block, the second screw is rotatably installed in the second groove, the second motor is fixedly connected to the moving block, the second motor is adapted to the notch, the output shaft of the second motor is fixedly connected to one end of the second screw, and the first slider is threadedly screwed to the second screw.

[0008] As a further solution of the utility model, the laser emitting mechanism also includes a laser emitter, and the laser emitter is fixedly connected to the first slider.

[0009] As a further scheme of the utility model, the refraction mechanism includes two support rods, a top plate, a frame, two rotating rods and a third motor, the bottom ends of the two support rods are fixedly connected to the top of the movable plate, the bottom of the top plate is fixedly connected to the tops of the two support rods, the frame is arranged between the two support rods, one ends of the two rotating rods are fixedly connected to the frame, the two rotating rods are rotatably connected to the movable plate and the top plate respectively, the third motor is fixedly installed on the top of the top plate, and the output shaft of the third motor is fixedly connected to one end of the corresponding rotating rod.

[0010] As a further solution of the utility model, the refraction mechanism also includes two third grooves, a second fixed rod, a dual-axis motor and two third screws, the two third grooves are both opened on the frame, the second fixed rod is fixedly installed in the corresponding third groove, the dual-axis motor is fixedly installed in the corresponding third groove, the two third screws are rotatably installed in the corresponding third groove, and one end of the two third screws are respectively fixedly connected to the output shaft of the dual-axis motor.

[0011] As a further solution of the utility model, the refraction mechanism also includes two limit plates and two gaskets, the two limit plates are respectively threadedly connected to the corresponding third screw rod, the two limit plates are both slidably connected to the second fixed rod, and the two gaskets are respectively fixedly connected to the corresponding limit plates.

[0012] Compared with the related art, the lens refractive index detection device provided by the utility model has the following beneficial effects:

[0013] 1. The utility model places the lens to be detected between two limit plates through a laser emitting mechanism and a refraction mechanism, starts a dual-axis motor to bring the two limit plates close to each other, and makes the two gaskets contact the lens, thereby ensuring that the lens is fixed and will not move or shake during detection. Then, the laser emitter is moved through the first motor and the second motor to change different laser incident points, so that it can be better detected. The position of the detected lens can be moved through the electronic slide rail, and the angle of the detected lens can be adjusted through the third motor to measure the refractive index at different incident angles. Then, the refracted light transmitted through the lens can be received through the receiving plate and converted into an electrical signal, and the measurement result is displayed on the display screen on the operation panel, so that the staff can conduct further analysis and processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the refractive index detection device of the lens of the utility model;

[0016] Figure 2 This is a schematic diagram of the first split structure connection in the lens refractive index detection device of the utility model;

[0017] Figure 3 This is a schematic diagram of the second split structure connection in the lens refractive index detection device of the utility model;

[0018] Figure 4 This is a schematic diagram of the third split structure connection in the lens refractive index detection device of the utility model;

[0019] Figure 5 This is a schematic diagram of the structural connection of the fourth split in the lens refractive index detection device of the present invention.

[0020] In the figure: 1, bottom plate; 2, supporting leg; 3, fixing plate; 4, first groove; 5, notch; 6, laser emitting mechanism; 601, first screw; 602, first motor; 603, first fixing rod; 604, moving block; 605, second groove; 606, second screw; 607, second motor; 608, first slider; 609, laser emitter; 7, electronic slide rail; 8, guide rail; 9, second slider; 10, moving plate; 11, refraction mechanism; 1101, support rod; 1102, top plate; 1103, frame; 1104, rotating rod; 1105, third motor; 1106, third groove; 1107, second fixing rod; 1108, dual-axis motor; 1109, third screw; 1110, limit plate; 1111, gasket; 12, fixing block; 13, receiving plate; 14, operation panel. DETAILED DESCRIPTION

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 ,in, Figure 1 It is a schematic diagram of the three-dimensional structure of the refractive index detection device of the lens of the utility model; Figure 2 This is a schematic diagram of the first split structure connection in the lens refractive index detection device of the utility model; Figure 3 This is a schematic diagram of the second split structure connection in the lens refractive index detection device of the utility model; Figure 4 This is a schematic diagram of the third split structure connection in the lens refractive index detection device of the utility model; Figure 5This is a schematic diagram of the fourth split structure connection in the lens refractive index detection device of the utility model. The lens refractive index detection device includes: a bottom plate 1, a plurality of supporting legs 2 are fixedly installed on the bottom of the bottom plate 1, a fixed plate 3 is fixedly installed on the top of the bottom plate 1, a first groove 4 is provided on the fixed plate 3, a notch 5 is provided on the fixed plate 3, a laser emitting mechanism 6 is provided on the fixed plate 3, an electronic slide rail 7 is fixedly installed on the top of the bottom plate 1, a guide rail 8 is fixedly installed on the top of the bottom plate 1, two second sliders 9 are slidably connected to the electronic slide rail 7 and the guide rail 8, the tops of the four second sliders 9 are fixedly connected to the same moving plate 10, a refractive mechanism 11 is provided on the top of the moving plate 10, a fixed block 12 is fixedly installed on the top of the bottom plate 1, and the fixed block 12 A receiving plate 13 is fixedly installed on the top of the base plate 1, and an operation panel 14 is fixedly installed on the top of the base plate 1; the laser emitting mechanism 6 includes a first screw 601, a first motor 602, a first fixed rod 603 and a moving block 604, the first screw 601 is rotatably installed in the first groove 4, the first motor 602 is fixedly installed on the top of the fixed plate 3, the output shaft of the first motor 602 is fixedly connected to one end of the first screw 601, the first fixed rod 603 is fixedly installed in the first groove 4, the moving block 604 is slidably connected to the first groove 4, the moving block 604 is threadedly connected to the first screw 601, and the moving block 604 is slidably connected to the first fixed rod 603.

[0022] like Figure 1As shown in the figure, the laser emitting mechanism 6 also includes a second groove 605, a second screw 606, a second motor 607 and a first slider 608, wherein the second groove 605 is provided on the moving block 604, the second screw 606 is rotatably installed in the second groove 605, the second motor 607 is fixedly connected to the moving block 604, the second motor 607 is adapted to the notch 5, the output shaft of the second motor 607 is fixedly connected to one end of the second screw 606, and the first slider 608 is threadedly screwed to the second screw 606; the laser emitting mechanism 6 also includes a laser The light emitter 609 is fixedly connected to the first slider 608; the refraction mechanism 11 includes two support rods 1101, a top plate 1102, a frame 1103, two rotating rods 1104 and a third motor 1105, the bottom ends of the two support rods 1101 are fixedly connected to the top of the moving plate 10, the bottom of the top plate 1102 is fixedly connected to the tops of the two support rods 1101, the frame 1103 is arranged between the two support rods 1101, one end of the two rotating rods 1104 is fixedly connected to the frame 1103, and the two rotating rods 11 04 are rotatably connected with the moving plate 10 and the top plate 1102 respectively, the third motor 1105 is fixedly installed on the top of the top plate 1102, and the output shaft of the third motor 1105 is fixedly connected with one end of the corresponding rotating rod 1104; the refraction mechanism 11 also includes two third grooves 1106, a second fixed rod 1107, a double-axis motor 1108 and two third screws 1109, the two third grooves 1106 are both opened on the frame 1103, the second fixed rod 1107 is fixedly installed in the corresponding third groove 1106, the double-axis motor 1108 is fixed The two third screw rods 1109 are rotatably installed in the corresponding third grooves 1106, and one end of the two third screw rods 1109 is respectively fixedly connected to the output shaft of the dual-axis motor 1108; the refraction mechanism 11 also includes two limit plates 1110 and two gaskets 1111, the two limit plates 1110 are respectively threadedly connected to the corresponding third screw rods 1109, the two limit plates 1110 are slidably connected to the second fixing rod 1107, and the two gaskets 1111 are respectively fixedly connected to the corresponding limit plates 1110;

[0023] Through the laser emitting mechanism 6 and the refraction mechanism 11, the lens to be inspected is placed between the two limit plates 1110, and the dual-axis motor 1108 is started to make the two limit plates 1110 close to each other, so that the two gaskets 1111 are in contact with the lens, thereby ensuring that the lens is fixed and will not move or shake during inspection. Then, through the first motor 602 and the second motor 607, the laser emitter 609 is moved to achieve the change of different laser incident points, so that it can be better inspected. The position of the inspected lens can be moved through the electronic slide rail 7, and the angle of the inspected lens can be adjusted through the third motor 1105 to measure the refractive index at different incident angles. Then, through the receiving plate 13, the refracted light transmitted through the lens can be received and converted into an electrical signal, and the measurement result is displayed on the display screen on the operation panel 14, so that the staff can conduct further analysis and processing.

[0024] The working principle of the lens refractive index detection device provided by the utility model is as follows:

[0025] When it is needed, the lens to be tested is placed between the two limit plates 1110, and the dual-axis motor 1108 is started to move the two limit plates 1110 closer to each other, so that the two gaskets 1111 are in contact with the lens, thereby ensuring that the lens is fixed and will not move or shake during testing. The laser emitter 609 is moved by the first motor 602 and the second motor 607 to change different laser incident points so that it can be better tested. The position of the lens to be tested can be moved by the electronic slide rail 7, and the angle of the lens to be tested can be adjusted by the third motor 1105 to measure the refractive index at different incident angles. The refracted light transmitted through the lens can be received by the receiving plate 13 and converted into an electrical signal, and the measurement result is displayed on the display screen on the operation panel 14, so that the staff can conduct further analysis and processing.

[0026] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0027] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0028] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A lens refractive index detection device, It is characterized in that include: A bottom plate, a plurality of supporting legs are fixedly installed on the bottom of the bottom plate, a fixing plate is fixedly installed on the top of the bottom plate, a first groove is provided on the fixing plate, a notch is provided on the fixing plate, a laser emitting mechanism is arranged on the fixing plate, an electronic slide rail is fixedly installed on the top of the bottom plate, a guide rail is fixedly installed on the top of the bottom plate, two second sliders are slidably connected to the electronic slide rail and the guide rail, the tops of the four second sliders are fixedly connected to the same moving plate, a refraction mechanism is arranged on the top of the moving plate, a fixing block is fixedly installed on the top of the bottom plate, a receiving plate is fixedly installed on the top of the fixing block, and an operation panel is fixedly installed on the top of the bottom plate; The laser emitting mechanism includes a first screw, a first motor, a first fixed rod and a moving block. The first screw is rotatably installed in a first groove. The first motor is fixedly installed on the top of a fixed plate. The output shaft of the first motor is fixedly connected to one end of the first screw. The first fixed rod is fixedly installed in the first groove. The moving block is slidably connected to the first groove. The moving block is threadably connected to the first screw. The moving block is slidably connected to the first fixed rod.

2. The lens refractive index detection device according to claim 1, Features: The laser emitting mechanism also includes a second groove, a second screw, a second motor and a first slider. The second groove is opened on the moving block. The second screw is rotatably installed in the second groove. The second motor is fixedly connected to the moving block. The second motor is adapted to the notch. The output shaft of the second motor is fixedly connected to one end of the second screw. The first slider is threadedly screwed to the second screw.

3. The lens refractive index detection device according to claim 2, Features: The laser emitting mechanism further comprises a laser emitter, and the laser emitter is fixedly connected to the first sliding block.

4. The lens refractive index detection device according to claim 1, Features: The refraction mechanism includes two support rods, a top plate, a frame, two rotating rods and a third motor. The bottom ends of the two support rods are fixedly connected to the top of the movable plate, the bottom of the top plate is fixedly connected to the tops of the two support rods, the frame is arranged between the two support rods, one ends of the two rotating rods are fixedly connected to the frame, the two rotating rods are rotatably connected to the movable plate and the top plate respectively, the third motor is fixedly installed on the top of the top plate, and the output shaft of the third motor is fixedly connected to one end of the corresponding rotating rod.

5. The lens refractive index detection device according to claim 4, Features: The refraction mechanism also includes two third grooves, a second fixed rod, a dual-axis motor and two third screws. The two third grooves are both opened on the frame, the second fixed rod is fixedly installed in the corresponding third groove, the dual-axis motor is fixedly installed in the corresponding third groove, the two third screws are rotatably installed in the corresponding third groove, and one end of the two third screws is respectively fixedly connected to the output shaft of the dual-axis motor.

6. The lens refractive index detection device according to claim 5, Features: The refraction mechanism also includes two limit plates and two gaskets. The two limit plates are respectively threadedly connected to the corresponding third screw rods. The two limit plates are both slidably connected to the second fixing rod. The two gaskets are respectively fixedly connected to the corresponding limit plates.

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