Lens detection device

Abstract

The invention relates to the field of lens detection, in particular to a lens detection device. Comprising a detection rack, a detection table, a detection lens group and a detection conveying mechanism, a detection hole is formed in the detection table; the detection conveying mechanism comprises a base, a turntable and a first driving device; a plurality of lifting units are arranged on the detection turntable, each lifting unit comprises a rocking plate and a guide piece which are rotationally connected to the detection turntable through a rotating shaft, the rocking plate is provided with a limiting handle, two guide wheels are arranged on the base, and the lifting units rotate along with the detection turntable until the guide piece touches the first guide wheel; the rocking plate drives the lens in the placing hole to obliquely rotate upwards around the rotating shaft, so that the lens can cross the detection table to move towards the detection hole; and after the guide piece crosses the first guide wheel, the rocker plate drives the lens to rotate downwards around the rotating shaft, so that the lens falls on the detection hole. The invention provides a lens detection device which can reduce the lifting space and improve the detection efficiency.

Description

Technical Field

[0001] The present application relates to the field of lens detection, and in particular to a lens detection device. Background Art

[0002] The lens detection device in the related art is to place the lens on a turntable. In order for the lens to fall on the measuring fixture, the entire turntable needs to be installed on a lifting device. In this way, the actions of the turntable are rising, rotating the workstation, descending, measuring, and rising. This type of turntable requires a large lifting space, and some products cannot be automated because the measuring space is very small; and the turntable moves slowly and has low efficiency. Summary of the invention

[0003] In view of this, the present application provides a lens detection device, which can reduce the lifting space and improve the detection efficiency.

[0004] In order to achieve the above objectives, this application is implemented through the following technical solutions: A lens detection device, characterized in that it comprises a detection frame, a detection platform mounted on the detection frame, a detection lens group mounted on the detection frame and located above the detection platform, and a detection conveying mechanism for conveying the lens; the detection platform is provided with a detection hole; the detection conveying mechanism comprises a base fixedly mounted on the detection frame, a detection turntable rotatably connected to the base, and a first driving device for driving the detection turntable to rotate; the detection turntable is provided with a plurality of circumferentially spaced lifting and lowering units, the lifting and lowering unit comprises a rocking plate rotatably connected to the detection turntable via a rotating shaft arranged along a vertical rotation center line of the detection turntable, and a guide member fixedly arranged on the rocking plate and located below the rotating shaft and protruding downward, and a positioning member is provided on the rocking plate A placement hole for placing the lens is provided above the guide member; the rocker plate has a limit handle, and the limit handle is against the detection turntable to limit the maximum downward deflection angle of the rocker plate's rotating axis; the base is rotatably provided with two guide wheels on the travel route of the guide members of each landing unit, and the landing unit rotates together with the detection turntable until the guide member touches the first guide wheel, and the rocker plate rotates upward with the lens rotating axis in the placement hole, so that the lens can cross the detection platform and move toward the detection hole; after the guide member passes the first guide wheel, the rocker plate rotates downward with the lens rotating axis, so that the lens falls on the detection hole, and when the guide member touches the second guide wheel, the rocker plate rotates upward with the lens rotating axis, so that the lens leaves the detection hole and crosses the detection platform.

[0005] The above-mentioned lens detection device of the present application is provided with multiple lifting and lowering units on the detection turntable. When rotating, the guide member on the rocking plate realizes the tilt rotation of a single station through a guide wheel, thereby realizing the lifting and lowering of the lens on the detection table. This saves the lifting space, reduces the movement, and improves the detection efficiency.

[0006] In some implementations, two guide wheels can sandwich the guide member to position the detection position of the lens.

[0007] In some embodiments, the guide wheel is rotatably connected to the adjustment arm, the adjustment arm is rotatably connected to the base in an angle-adjustable manner, and the adjustment arm and the base are locked by bolts. In this way, the distance between the two guide wheels can be adjusted, which is convenient for installation and debugging.

[0008] In some embodiments, a placement plate is detachably fixed on the rocking plate, and the placement hole is arranged on the placement plate. The placement plate is a detachable structure and can be replaced so as to be adapted to lenses of different specifications.

[0009] In some embodiments, the bottom of the guide member is convex downward in the middle and concave in arc shape on both sides, which is arranged to adapt to the shape of the guide wheel.

[0010] In some embodiments, the lens detection device also includes a material machine and a loading mechanism, the loading mechanism including an upper disk mechanism installed on the material machine, a turntable mechanism arranged on the material machine, a first robot for grabbing the lens on the upper disk mechanism to the turntable mechanism, a scanning camera arranged next to the turntable mechanism for scanning the lens, and a second robot for grabbing the scanned lens on the turntable mechanism to the detection turntable.

[0011] In some embodiments, the upper plate mechanism includes an upper plate assembly and a plate taking assembly, the upper plate assembly includes an upper plate bin vertically slidably connected to the material machine and an upper plate module for driving the upper plate bin to vertically lift and lower the upper plate bin, the upper plate bin is used to place material trays in multiple layers, the plate taking assembly includes a plate taking pallet and a plate taking module for driving the plate taking pallet to move horizontally in a straight line, the movement direction of the plate taking pallet is facing the upper plate bin, the plate taking pallet can move into the upper plate bin, the upper plate bin can be lowered to place the material tray on the plate taking pallet, so that the plate taking pallet can move outward with the material tray.

[0012] In some embodiments, the lens detection device further includes a sorting mechanism for sorting lenses, the sorting mechanism including a plurality of sorting bins arranged opposite to the feeding mechanism and a third manipulator for grabbing the lenses on the detection turntable and after detection into the corresponding sorting bins. The sorting bins are arranged opposite to the feeding mechanism. In this way, independent loading and unloading is more efficient, saves space, and the device size is smaller.

[0013] It can be seen from the above technical solution that the present application has at least the following advantages and positive effects: The present application provides a lens detection device, which is provided with a plurality of lifting and lowering units on a detection turntable. When rotating, a guide member on a rocking plate realizes a single-station tilt rotation through a guide wheel, thereby realizing the lifting and lowering of the lens on the detection table, which saves the lifting space and reduces the movement, and the detection efficiency is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of an embodiment of the present application; Figure 2 This is a schematic diagram of the structure of the detection part in the embodiment of the present application; Figure 3 This is an exploded diagram of the detection conveying mechanism in the embodiment of the present application; Figure 4 This is an exploded view of the landing unit in the embodiment of the present application; Figure 5 This is a schematic diagram of the structure of the feeding mechanism and the sorting mechanism in the embodiment of the present application; Figure 6 This is a usage status diagram of an embodiment of the present application; Figure 7 This is a diagram of the use state of the landing unit when ascending in the embodiment of the present application; Figure 8 This is a diagram of the use status of the landing unit when descending in an embodiment of the present application.

[0015] Explanation of reference numerals: 1. Detection frame; 2. Detection table; 21. Detection hole; 3. Detection mirror group; 4. Detection conveying mechanism; 41. Base; 42. Detection turntable; 43. Lifting and lowering unit; 431. Rocking plate; 4311. Limiting handle; 432. Guide; 433. Placement plate; 4331. Placement hole; 434. Rotating shaft; 44. Guide wheel; 45. Adjustment arm; 5. Material machine; 6. Loading mechanism; 61. Upper plate mechanism; 611. Upper plate assembly; 612. Upper plate module; 613. Plate pick-up tray; 62. Turntable mechanism; 63. First manipulator; 64. Barcode scanning camera; 65. Second manipulator; 7. Sorting mechanism; 71. Sorting bin; 72. Third manipulator. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the present application clearer, the present application will be further described in detail below in conjunction with the accompanying drawings. The terms used in the implementation method of the present application are only used to explain the specific embodiments of the present application, and are not intended to limit the present application.

[0017] See also Figures 1 to 8The embodiment of the present application provides a lens detection device, comprising a detection frame 1, a detection table 2 installed on the detection frame 1, a detection lens group 3 installed on the detection frame 1 and located above the detection table 2, and a detection conveying mechanism 4 for conveying the lens; the detection table 2 is provided with a detection hole 21; the detection conveying mechanism 4 comprises a base 41 fixedly mounted on the detection frame 1, a detection turntable 42 rotatably connected to the base 41, and a first driving device for driving the detection turntable 42 to rotate; a plurality of circumferentially spaced lifting and lowering units 43 are provided on the detection turntable 42, the lifting and lowering unit 43 comprises a rocking plate 431 rotatably connected to the detection turntable 42 via a rotating shaft 434 arranged along a rotation center line of the detection turntable 42, and a guide member 432 fixedly arranged on the rocking plate 431 and located below the rotating shaft and protruding downward, and a lens is placed on the rocking plate 431 and located above the guide member 432. The positioning hole 4331 is provided; the rocking plate 431 has a limit handle 4311, which abuts against the detection turntable 42 to limit the maximum downward deflection angle of the rocking plate 431 around the rotation axis 434; the base 41 is rotatably provided with two guide wheels 44 on the travel route of the guide members 432 of each lifting and landing unit 43, and the lifting and landing unit 43 rotates together with the detection turntable 42 until the guide member 432 touches the first guide wheel 44, and the rocking plate 431 rotates upwardly and tiltedly around the rotation axis 434 with the lens in the placement hole 4331, so that the lens can cross the detection platform 2 and move toward the detection hole 21; after the guide member 432 passes the first guide wheel 44, the rocking plate 431 rotates downwardly around the rotation axis 434 with the lens, so that the lens falls on the detection hole 21, and when the guide member 432 touches the second guide wheel 44, the rocking plate 431 rotates upwardly and tiltedly around the rotation axis 434 with the lens, so that the lens leaves the detection hole 21 and crosses the detection platform 2. The first driving device is a divider.

[0018] The lens detection device is provided with a plurality of lifting and lowering units 43 on the detection turntable 42. When rotating, the guide member 432 on the rocker plate 431 realizes the tilt rotation of a single station through a guide wheel 44, thereby realizing the lifting and lowering of the lens on the detection platform 2, which saves the lifting space, reduces the movement, and improves the detection efficiency.

[0019] The two guide wheels 44 can clamp the guide member 432 in the middle, thereby positioning the detection position of the lens.

[0020] The guide wheel 44 is rotatably connected to the adjustment arm 45, and the adjustment arm 45 is rotatably connected to the base 41 in an angle-adjustable manner, and the adjustment arm 45 and the base 41 are locked by bolts. In this way, the distance between the two guide wheels 44 can be adjusted, which is convenient for installation and debugging. In order to facilitate debugging, an arc-shaped adjustment hole is provided on the adjustment arm, and a guide pin is provided in the arc-shaped adjustment hole.

[0021] A placement plate 433 is detachably fixed on the rocking plate 431, and a placement hole 4331 is provided on the placement plate 433. The placement plate 433 is a detachable structure and can be replaced so as to be adapted to lenses of different specifications. Specifically, screws are used for fastening.

[0022] The bottom center of the guide member 432 protrudes downwards and the two sides are upwardly concave in an arc shape. This is arranged in order to adapt to the shape of the guide wheel 44.

[0023] The lens detection device also includes a material machine 5 and a loading mechanism 6, the loading mechanism 6 includes an upper disk mechanism 61 installed on the material machine 5, a turntable mechanism 62 arranged on the material machine 5, a first manipulator 63 for grabbing the lens on the upper disk mechanism 61 to the turntable mechanism 62, a scanning camera 64 arranged next to the turntable mechanism 62 for scanning the lens, and a second manipulator 65 for grabbing the lens on the turntable mechanism 62 after scanning the code to the detection turntable 42.

[0024] The upper plate mechanism 61 includes an upper plate assembly 611 and a plate taking assembly. The upper plate assembly 611 includes an upper plate bin vertically slidably connected to the material machine 5 and an upper plate module 612 for driving the upper plate bin to vertically lift and lower. The upper plate bin is used to place material trays in multiple layers. The plate taking assembly includes a plate taking support plate 613 and a plate taking module for driving the plate taking support plate 613 to move horizontally in a straight line. The movement direction of the plate taking support plate 613 is facing the upper plate bin. The plate taking support plate 613 can move into the upper plate bin. The upper plate bin can be lowered to place the material tray on the plate taking support plate 613, so that the plate taking support plate 613 can move outward with the material tray.

[0025] The lens detection device further includes a sorting mechanism 7 for sorting lenses, and the sorting mechanism 7 includes a plurality of sorting bins 71 arranged opposite to the feeding mechanism 6 and a third manipulator 72 for grabbing the lenses on the detection turntable 42 and after detection into the corresponding sorting bins 71. The sorting bins 71 are arranged opposite to the feeding mechanism 6. In this way, independent loading and unloading is more efficient, saves space, and the device size is smaller.

[0026] The following briefly describes the working process and use method of a lens detection device in the above embodiment: See also Figure 6 , the first manipulator 63 grabs the lens from the material tray and puts it on the turntable mechanism 62, the turntable mechanism 62 rotates with the lens, and after the lens is scanned by the code scanning camera 64 to obtain the QR code, the lens is grabbed by the second manipulator 65 and put on the detection turntable 42, and the detection turntable 42 rotates with the lens. Figure 7 When the detection turntable 42 rotates one station, the guide member 432 of one of the lifting units 43 first touches the first guide wheel 44, and the rocker plate 431 rotates upward with the lens, so that the lens can cross the detection table 2; see Figure 8After the guide member 432 passes over the first guide wheel 44, the rocker plate 431 rotates downward with the lens, so that the lens falls on the detection hole 21. The detection platform 2 provides a light source and a detection pattern, which is imaged on the detection lens group 3 after passing through the lens, so that the characteristics of the lens are detected according to the imaging situation.

[0027] After the lens inspection is completed, the inspection turntable 42 continues to rotate one station, the guide member 432 touches the second guide wheel 44, and the rocker plate 431 rotates upward with the lens, so that the lens leaves the inspection hole 21. After the guide member 432 passes the second guide wheel 44, the rocker arm resets, completing a detection action. After the inspection is completed, the lens is grabbed by the third machine and placed in the corresponding sorting bin 71 according to the inspection situation.

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the embodiments of the present application, rather than to limit them. Although the embodiments of the present application have been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A lens detection device, characterized in that: The invention comprises a detection frame, a detection platform installed on the detection frame, a detection lens group installed on the detection frame and located above the detection platform, and a detection conveying mechanism for conveying lenses; the detection platform is provided with a detection hole; the detection conveying mechanism comprises a base fixedly installed on the detection frame, a detection turntable rotatably connected to the base, and a first driving device for driving the detection turntable to rotate; the detection turntable is provided with a plurality of circumferentially spaced lifting and lowering units, the lifting and lowering units comprising a rocking plate rotatably connected to the detection turntable via a rotating shaft arranged along a vertical rotation center line of the detection turntable, and a guide member fixedly arranged on the rocking plate and located below the rotating shaft and protruding downward, and the rocking plate is provided with a A placement hole for placing the lens; the rocker plate has a limit handle, which is against the detection turntable to limit the maximum downward deflection angle of the rocker plate's rotating axis; the base is rotatably provided with two guide wheels on the travel path of the guide members of each landing unit, and the landing unit rotates together with the detection turntable until the guide member touches the first guide wheel, and the rocker plate rotates upward with the lens rotating axis in the placement hole, so that the lens can cross the detection platform and move toward the detection hole; after the guide member passes the first guide wheel, the rocker plate rotates downward with the lens rotating axis, so that the lens falls on the detection hole, and when the guide member touches the second guide wheel, the rocker plate rotates upward with the lens rotating axis, so that the lens leaves the detection hole and crosses the detection platform.

2. A lens detection device according to claim 1, characterized in that: The two guide wheels can clamp the guide piece in the middle, thereby positioning the detection position of the lens.

3. A lens detection device according to claim 1, characterized in that: The guide wheel is rotatably connected to the adjustment arm, the adjustment arm is rotatably connected to the base in an angle-adjustable manner, and the adjustment arm and the base are locked by bolts.

4. A lens detection device according to claim 1, characterized in that: A placing plate is detachably fixed on the rocking plate, and the placing hole is arranged on the placing plate.

5. A lens detection device according to claim 2, characterized in that: The middle of the bottom of the guide piece is convex downwards and both sides are concave in an arc shape upwards.

6. A lens detection device according to claim 1, characterized in that: The lens detection device also includes a material machine and a loading mechanism, wherein the loading mechanism includes an upper disk mechanism installed on the material machine, a turntable mechanism arranged on the material machine, a first robot for grabbing the lens on the upper disk mechanism to the turntable mechanism, a barcode scanning camera arranged next to the turntable mechanism for scanning the lens, and a second robot for grabbing the scanned lens on the turntable mechanism to the detection turntable.

7. A lens detection device according to claim 6, characterized in that: The upper plate mechanism includes an upper plate assembly and a plate taking assembly, the upper plate assembly includes an upper plate bin vertically slidably connected to the material machine platform and an upper plate module for driving the upper plate bin to vertically lift and lower the upper plate bin, the upper plate bin is used to place material trays in multiple layers, the plate taking assembly includes a plate taking support plate and a plate taking module for driving the plate taking support plate to move horizontally and linearly, the movement direction of the plate taking support plate is facing the upper plate bin, the plate taking support plate can move into the upper plate bin, the upper plate bin can be lowered to place the material tray on the plate taking support plate, so that the plate taking support plate can move outward with the material tray.

8. The lens detection device according to claim 6, characterized in that: The lens detection device also includes a sorting mechanism for sorting lenses, wherein the sorting mechanism includes a plurality of sorting bins arranged opposite the feeding mechanism and a third manipulator for grabbing the detected lenses on the detection turntable into corresponding sorting bins.

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