阅读说明：本技术 一种月牙型光学玻璃透镜边缘涂黑装置及其使用方法 (Crescent optical glass lens edge blackening device and use method thereof ) 是由 黄庆 黄迅轩 章学堤 许德 于 2020-06-29 设计创作，主要内容包括：本发明提供了一种月牙型光学玻璃透镜边缘涂黑装置,所述装置包括一工作台,所述工作台底部固定有一空心轴电机,空心轴电机的转轴穿过工作台,转轴的顶部设置一支撑柱,工作台上设置有气缸垫块、第一支撑块、第二支撑块、以及支撑座,气缸垫块、第一支撑块位于空心轴电机的左侧,所述第二支撑块、支撑座位于空心轴电机的右侧,所述气缸垫块上设置有一顶出气缸,第一支撑块上可滑动地设置有一透镜边缘涂黑机构,所述顶出气缸能带动透镜边缘涂黑机构在第一支撑块上进行前后移动,支撑座上设置有一导轨气缸,第二支撑块上可滑动地设置有一透镜限位机构,导轨气缸能带动透镜限位机构在第二支撑块上进行前后移动,本发明提高了工作效率。(The invention provides a crescent optical glass lens edge blackening device, which comprises a workbench, wherein a hollow shaft motor is fixed at the bottom of the workbench, a rotating shaft of the hollow shaft motor penetrates through the workbench, a support column is arranged at the top of the rotating shaft, a cylinder cushion block, a first support block, a second support block and a support seat are arranged on the workbench, the cylinder cushion block and the first support block are positioned at the left side of the hollow shaft motor, the second support block and the support seat are positioned at the right side of the hollow shaft motor, an ejection cylinder is arranged on the cylinder cushion block, a lens edge blackening mechanism is slidably arranged on the first support block, the ejection cylinder can drive the lens edge blackening mechanism to move back and forth on the first support block, a guide rail cylinder is arranged on the support seat, a lens limiting mechanism is slidably arranged on the second support block, and the guide rail cylinder can drive the lens limiting mechanism to move back and forth on the second support block, the invention improves the working efficiency.)

1. The utility model provides a crescent moon type optical glass lens edge blackens device, blacken the device and include a workstation, the workstation bottom is fixed with a hollow shaft motor, its characterized in that: the rotary shaft of the hollow shaft motor penetrates through the workbench, a support column is arranged at the top of the rotary shaft, a groove matched with the crescent optical glass lens is formed in the surface of the support column, a cylinder cushion block, a first support block, a second support block and a support seat are arranged on the workbench, the cylinder cushion block and the first support block are located on the left side of the hollow shaft motor, the second support block and the support seat are located on the right side of the hollow shaft motor, an ejection cylinder is arranged on the cylinder cushion block, a lens edge blackening mechanism is slidably arranged on the first support block, the blackening mechanism is connected with a telescopic rod of the ejection cylinder, the ejection cylinder can drive the lens edge blackening mechanism to move back and forth on the first support block, a roller of the lens edge blackening mechanism is close to the left side of the support column, and a guide rail cylinder is arranged on the support seat, a lens limiting mechanism is slidably arranged on the second supporting block and is connected with a telescopic rod of the guide rail cylinder, the guide rail cylinder can drive the lens limiting mechanism to move back and forth on the second supporting block, and the lens limiting mechanism is close to the right side of the supporting column; the position of the crescent optical glass lens on the support column is adjusted through the lens limiting mechanism, so that the axis of the optical glass lens is coincided with the central axis of the support column, after the center of the optical glass lens is corrected, the ink coating roller is close to the optical glass lens, the optical glass lens always keeps rotating, the black coating roller starts to be coated with black after contacting the optical glass lens, and the black coating roller drives the rotation along with the rotation of the optical glass lens, so that the outer diameter edge of the optical glass lens is coated with black.

2. The crescent-shaped optical glass lens edge blackening device according to claim 1, wherein: the lens edge blackening mechanism comprises a moving seat, a first guide rail is fixed on a first supporting block, a first sliding block is arranged on the first guide rail, the bottom of the moving seat is fixed on the first sliding block, a telescopic rod of an ejection cylinder is connected with the left side of the moving seat, a supporting pad is fixed on the moving seat, a stop block is fixed on the left side of the supporting pad, a second guide rail is arranged on the supporting pad, a second sliding block is arranged on the second guide rail, a fixed block is fixed on the second sliding block, the stop block is connected with the left side of the fixed block through a compression spring, a countersunk hole is formed in the right side of the fixed block, a deep groove ball bearing is arranged in the countersunk hole, and a pressing block presses the outer ring of the deep groove ball bearing and is locked on the fixed block; the inner diameter of the inner ring of the deep groove ball bearing is provided with a connecting column, the outer ring of the connecting column is provided with a step, the step leans against the plane of the inner ring of the deep groove ball bearing, and a locking block is pressed on the inner ring of the deep groove ball bearing and is locked and attached with the connecting column through a bolt; the coating roller is locked and attached on the connecting column through threads; one end of the coating roller is wrapped with coating cotton.

3. The edge blackening device for the crescent-shaped optical glass lens according to claim 2, wherein: the lens limiting mechanism comprises a limiting block, a third guide rail is fixed on the second supporting block, a third sliding block is arranged on the third guide rail, the bottom of the limiting block is fixed on the third sliding block, a telescopic rod of a guide rail cylinder is connected with one end of the limiting block, an arc-shaped limiting surface is arranged at the other end of the limiting block, and the guide rail cylinder can drive the limiting block to move back and forth on the second supporting block.

4. The crescent-shaped optical glass lens edge blackening device according to claim 1, wherein: the ejection cylinder is provided with two fixing clamps and is fixed on the cylinder cushion block through the fixing clamps.

5. The crescent-shaped optical glass lens edge blackening device according to claim 1, wherein: the tail of the hollow shaft motor is connected with a high-speed rotating joint, and the high-speed rotating joint is connected with an air inlet pipe.

6. The crescent-shaped optical glass lens edge blackening device according to claim 1, wherein: the support column is fixed on a rotating shaft of the hollow shaft motor through a bolt with a through hole, and the central axis of the bolt with the through hole and the central axis of the hollow shaft motor are positioned on the same straight line.

7. The use method of the crescent optical glass lens edge blackening device is characterized in that: the use method is to provide the blackening device of claim 3, and comprises the following steps:

s1, placing the crescent optical glass lens on the support column, starting a vacuum generator, and generating negative pressure vacuum adsorption after the vacuum generator is started to fix the optical glass lens;

step S2, the hollow shaft motor is started to drive the optical glass lens to start rotating, then the limiting block is slowly pushed by the thrust of the guide rail air cylinder, the arc-shaped limiting surface of the limiting block is consistent with the outer diameter of the optical glass lens, when the limiting block approaches, the position of the optical glass lens is slowly corrected, so that the axis of the optical glass lens is coincided with the central axis of the support column, after the position is corrected, the guide rail air cylinder returns, and the limiting block quickly returns;

step S3, the ejection cylinder starts to act to push the motion seat to move to the right; the whole lens edge blackening mechanism moves rightwards, and after the coating roller contacts the edge of the optical glass lens, the coating roller starts to transmit automatically due to friction force;

step S4, the optical glass lens rotates for a circle after contacting the coating roller, namely the blackening process is completed, after the blackening process is completed, the ejection cylinder retreats, and the hollow shaft motor stops; and taking out the coated optical glass lens.

8. The use method of the crescent optical glass lens edge blackening device according to claim 7, is characterized in that: the using method further comprises the following steps: scribble the ink roller and be close to crescent type optical glass lens product, crescent type optical glass lens keeps the rotation all the time, scribbles the black roller and contacts behind crescent type optical glass lens, begins to scribble black, because pressure spring's elastic force effect, should scribble the black roller and can not squint when scribbling black to crescent type optical glass lens, can hug closely crescent type optical glass lens.

Technical Field

The invention relates to the field of optical lens manufacturing, in particular to a crescent optical glass lens edge blackening device and a use method thereof.

Background

The optical glass lens is an optical element which is made of optical glass and has a spherical surface, and the lens consists of a plurality of lenses. The lens can be divided into two categories, namely a convex lens and a concave lens according to the difference of the shapes. In order to eliminate or reduce the effect of image formation influenced by diffuse reflection of stray light in the lens, the outer diameter part and the chamfer of the lens are uniformly blackened by using black paint. At present, most of the used blackening methods are manual blackening, and the lens is placed on a workbench and is allowed to rotate. The edge is then blackened by hand with a blacker. The painting is done manually, the speed is slow, and the conditions of missing painting and material shortage can occur. For products with a requirement for blacking, manual blacking cannot be used. Further, the black coating is carried out by using an automatic apparatus, which is expensive.

Disclosure of Invention

In order to overcome the problems, the invention aims to provide a crescent optical glass lens edge blacking device which can quickly blacken the outer diameter edge of an optical glass lens, improve the working efficiency and reduce manual operation.

The invention is realized by adopting the following scheme: a crescent optical glass lens edge blackening device comprises a workbench, wherein a hollow shaft motor is fixed at the bottom of the workbench, a rotating shaft of the hollow shaft motor penetrates through the workbench, a supporting column is arranged at the top of the rotating shaft, a groove matched with a crescent optical glass lens is formed in the surface of the supporting column, a cylinder cushion block, a first supporting block, a second supporting block and a supporting seat are arranged on the workbench, the cylinder cushion block and the first supporting block are positioned on the left side of the hollow shaft motor, the second supporting block and the supporting seat are positioned on the right side of the hollow shaft motor, an ejection cylinder is arranged on the cylinder cushion block, a lens edge blackening mechanism is slidably arranged on the first supporting block, the blackening mechanism is connected with an expansion link of the ejection cylinder, and the ejection cylinder can drive the lens edge blackening mechanism to move back and forth on the first supporting block, the coating roll of the lens edge blackening mechanism is close to the left side of the support column, the support seat is provided with a guide rail cylinder, the second support block is slidably provided with a lens limiting mechanism, the lens limiting mechanism is connected with a telescopic rod of the guide rail cylinder, the guide rail cylinder can drive the lens limiting mechanism to move back and forth on the second support block, and the lens limiting mechanism is close to the right side of the support column.

Further, the lens edge blackening mechanism comprises a moving seat, a first guide rail is fixed on a first supporting block, a first sliding block is arranged on the first guide rail, the bottom of the moving seat is fixed on the first sliding block, a telescopic rod of an ejection cylinder is connected with the left side of the moving seat, a supporting pad is fixed on the moving seat, a stop block is fixed on the left side of the supporting pad, a second guide rail is arranged on the supporting pad, a second sliding block is arranged on the second guide rail, a fixed block is fixed on the second sliding block, the stop block is connected with the left side of the fixed block through a compression spring, a countersunk hole is formed in the right side of the fixed block, a deep groove ball bearing is arranged in the countersunk hole, and a compression block presses the outer ring of the deep groove ball bearing and is locked on the fixed block; the inner diameter of the inner ring of the deep groove ball bearing is provided with a connecting column, the outer ring of the connecting column is provided with a step, the step leans against the plane of the inner ring of the deep groove ball bearing, and a locking block is pressed on the inner ring of the deep groove ball bearing and is locked and attached with the connecting column through a bolt; the coating roller is locked and attached on the connecting column through threads; one end of the coating roller is wrapped with coating cotton.

Furthermore, the lens limiting mechanism comprises a limiting block, a third guide rail is fixed on the second supporting block, a third sliding block is arranged on the third guide rail, the bottom of the limiting block is fixed on the third sliding block, a telescopic rod of the guide rail cylinder is connected with one end of the limiting block, an arc-shaped limiting surface is arranged at the other end of the limiting block, and the guide rail cylinder can drive the limiting block to move back and forth on the second supporting block.

Furthermore, two fixing clamps are arranged on the ejection cylinder, and the ejection cylinder is fixed on the cylinder cushion block through the fixing clamps.

Furthermore, the tail part of the hollow shaft motor is connected with a high-speed rotating joint, and the high-speed rotating joint is connected with an air inlet pipe.

Furthermore, the support column is fixed on the rotating shaft of the hollow shaft motor through a bolt with a through hole, and the central axis of the bolt with the through hole and the central axis of the hollow shaft motor are positioned on the same straight line.

The invention also provides a using method of the crescent optical glass lens edge blackening device, which needs to be provided, and comprises the following steps:

s1, placing the crescent optical glass lens on the support column, starting a vacuum generator, and generating negative pressure vacuum adsorption after the vacuum generator is started to fix the optical glass lens;

step S2, the hollow shaft motor is started to drive the optical glass lens to start rotating, then the limiting block is slowly pushed by the thrust of the guide rail air cylinder, the arc-shaped limiting surface of the limiting block is consistent with the outer diameter of the optical glass lens, when the limiting block approaches, the position of the optical glass lens is slowly corrected, so that the axis of the optical glass lens is coincided with the central axis of the support column, after the position is corrected, the guide rail air cylinder returns, and the limiting block quickly returns;

step S3, the ejection cylinder starts to act to push the motion seat to move to the right; the whole lens edge blackening mechanism moves rightwards, and after the coating roller contacts the edge of the optical glass lens, the coating roller starts to transmit automatically due to friction force;

step S4, the optical glass lens rotates for a circle after contacting the coating roller, namely the blackening process is completed, after the blackening process is completed, the ejection cylinder retreats, and the hollow shaft motor stops; and taking out the coated optical glass lens.

Further, the using method further comprises the following steps: scribble the ink roller and be close to crescent type optical glass lens product, crescent type optical glass lens keeps the rotation all the time, scribbles the black roller and contacts behind crescent type optical glass lens, begins to scribble black, because pressure spring's elastic force effect, should scribble the black roller and can not squint when scribbling black to crescent type optical glass lens, can hug closely crescent type optical glass lens.

The invention has the beneficial effects that: 1. the device is simple to operate, and can better blacken the outer diameter edge of the optical glass lens; and the working efficiency is high, and manual operation is reduced. 2. The thickness of the paint layer of the cotton coated on the coating roller of the device is uniform, the defects of missing coating, material shortage, pinholes and the like are avoided, and the quality of products is improved.

Drawings

Fig. 1 is a cross-sectional view of the invention in operation.

Fig. 2 is a cross-sectional view of the invention in an inoperative condition.

Fig. 3 is a top view of the stop block of the present invention.

FIG. 4 is a schematic flow diagram of the method of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the invention provides a crescent optical glass lens edge blacking device, which comprises a workbench 1, a hollow shaft motor 2 is fixed at the bottom of the workbench 1, a rotating shaft of the hollow shaft motor 2 penetrates through the workbench 1, a supporting column 3 is arranged at the top of the rotating shaft, a groove 31 matched with a crescent optical glass lens 4 is formed in the surface of the supporting column 3, so that the crescent optical glass lens 4 can be arranged on the groove 31, a cylinder cushion block 5, a first supporting block 6, a second supporting block 7 and a supporting seat 8 are arranged on the workbench 1, the cylinder cushion block 5 and the first supporting block 6 are positioned at the left side of the hollow shaft motor 2, the second supporting block 7 and the supporting seat 8 are positioned at the right side of the hollow shaft motor 2, an ejection cylinder 9 is arranged on the cylinder cushion block 5, and a lens edge blacking mechanism 10 is slidably arranged on the first supporting block 6, the blackening mechanism 10 is connected with an expansion link of the ejection cylinder 9, the ejection cylinder 9 can drive the lens edge blackening mechanism 10 to move back and forth on the first supporting block 6, a coating roller 101 of the lens edge blackening mechanism 10 is close to the left side of the supporting column 3, a guide rail cylinder 11 is arranged on the supporting seat 8, a lens limiting mechanism 12 is slidably arranged on the second supporting block 7, the lens limiting mechanism 12 is connected with the expansion link of the guide rail cylinder 11, the guide rail cylinder 11 can drive the lens limiting mechanism 12 to move back and forth on the second supporting block 7, and the lens limiting mechanism 12 is close to the right side of the supporting column 3. In the invention, a hollow shaft motor is used for driving a crescent optical glass lens product to rotate, and the fixed optical glass lens adopts a vacuum adsorption mode; before blacking, the eccentricity of the optical glass lens is ensured to be small when the optical glass lens rotates, namely the axis of the lens is superposed with the central axis of the rotation as much as possible; the position of the lens on the supporting column is adjusted through the lens limiting mechanism 12, after the center of the lens is corrected, the ink coating roller is close to a product, the lens always keeps autorotation, after the ink coating roller contacts the product, the black coating roller starts to perform black coating, and the ink coating roller drives autorotation along with the autorotation of the optical lens, so that the outer diameter edge of the optical glass lens is coated with black.

In the invention, the lens edge blackening mechanism 10 comprises a moving seat 102, a first guide rail 103 is fixed on the first support block 6, a first slide block 104 is arranged on the first guide rail 103, the bottom of the moving seat 102 is fixed on the first slide block 104, and a telescopic rod of the ejection cylinder 9 is connected with the left side of the moving seat 102, so that the moving seat can slide on the first guide rail 103 of the first support block through the first slide block 104; a supporting pad 105 is fixed on the moving seat 102, a block 106 is fixed on the left side of the supporting pad 105, a second guide rail 107 is arranged on the supporting pad 105, a second sliding block 108 is arranged on the second guide rail 107, a fixed block 109 is fixed on the second sliding block 108, and the block 106 is connected with the left side of the fixed block 109 through a compression spring 110, so that when the fixed block 109 is stressed, the fixed block 109 can move left and right through the second sliding block and the second guide rail. A counter bore 111 is formed in the right side of the fixing block 109, a deep groove ball bearing 112 is arranged in the counter bore 111, and a pressing block 113 presses the outer ring of the deep groove ball bearing 112 and is locked on the fixing block 109; the inner diameter of the inner ring of the deep groove ball bearing 112 is provided with an engaging column 114, the outer ring of the engaging column 114 is provided with a step, the step leans against the plane of the inner ring of the deep groove ball bearing 112, and a locking block 115 is pressed on the inner ring of the deep groove ball bearing 112 and is locked with the engaging column 114 through a bolt; so that the connecting column 114 can rotate at the inner ring of the deep groove ball bearing 112 under the action of external force, and the coating roller 101 is locked on the connecting column 114 through threads; thus, the coating roller can be detached from the engaging posts 114 for replacement, the operation is very convenient, and the coating roller starts to transmit itself due to friction force when the coating roller contacts the edge of the optical glass lens. One end of the applicator roll is wrapped with applicator cotton (not shown). Scribble the ink roller and be close to crescent type optical glass lens product, crescent type optical glass lens keeps the rotation all the time, scribbles the roller and contacts the product after, begins to scribble black, because pressure spring's elasticity effect, should scribble the roller and can not squint when scribbling black to crescent type optical glass lens, can hug closely crescent type optical glass lens.

Referring to fig. 3, the lens limiting mechanism 12 includes a limiting block 121, a third guide rail 122 is fixed on the second supporting block, a third slider 123 is disposed on the third guide rail 122, the bottom of the limiting block 121 is fixed on the third slider 123, a telescopic rod of the guide rail cylinder 11 is connected with one end of the limiting block 121, an arc-shaped limiting surface 124 is disposed at the other end of the limiting block 121, and the guide rail cylinder 11 can drive the limiting block 121 to move back and forth on the second supporting block 7. After the optical glass lens is placed on the supporting column, the position of the lens on the supporting column is adjusted through the limiting block 121 of the lens limiting mechanism 12, so that the axis of the optical glass lens is overlapped with the central axis of the supporting column as much as possible.

In the invention, two fixing clamps 91 are arranged on the ejection cylinder 9, and the ejection cylinder 9 is fixed on the cylinder cushion block 5 through the fixing clamps 91. So that the ejector cylinder 9 can be more firmly arranged on the cylinder block 5.

The tail of the hollow shaft motor 2 is connected with a high-speed rotary joint 21, and the high-speed rotary joint 21 is connected with an air inlet pipe (not shown). The air inlet pipe is connected with a tubular vacuum generator; the high-speed rotary joint 21 can reverse the flow of air.

The supporting column 3 is fixed on the rotating shaft of the hollow shaft motor 2 through a bolt with a through hole, and the central axis of the bolt with the through hole and the central axis of the hollow shaft motor are positioned on the same straight line. Therefore, a channel can be formed by the through hole of the bolt on the support column 3 and the hollow of the rotating shaft of the hollow shaft motor, and the vacuum generator generates negative pressure after being started to adsorb the optical glass lens on the support column.

As shown in fig. 4, the invention also provides a using method of the crescent optical glass lens edge blackening device, wherein the using method needs to provide the blackening device, and the using method comprises the following steps:

s1, placing the crescent optical glass lens on the support column, starting a vacuum generator, and generating negative pressure vacuum adsorption after the vacuum generator is started to fix the optical glass lens;

step S2, the hollow shaft motor is started to drive the optical glass lens to start rotating, then the limiting block is slowly pushed by the thrust of the guide rail air cylinder, the arc-shaped limiting surface of the limiting block is consistent with the outer diameter of the optical glass lens, when the limiting block approaches, the position of the optical glass lens is slowly corrected, so that the axis of the optical glass lens is coincided with the central axis of the support column, after the position is corrected, the guide rail air cylinder returns, and the limiting block quickly returns;

step S3, the ejection cylinder starts to act to push the motion seat to move to the right; the whole lens edge blackening mechanism moves rightwards, and after the coating roller contacts the edge of the optical glass lens, the coating roller starts to transmit automatically due to friction force;

step S4, the optical glass lens rotates for a circle after contacting the coating roller, namely the blackening process is completed, after the blackening process is completed, the ejection cylinder retreats, and the hollow shaft motor stops; and taking out the coated optical glass lens.

Wherein, the using method further comprises the following steps: scribble the ink roller and be close to crescent type optical glass lens product, crescent type optical glass lens keeps the rotation all the time, scribbles the black roller and contacts behind crescent type optical glass lens, begins to scribble black, because pressure spring's elastic force effect, should scribble the black roller and can not squint when scribbling black to crescent type optical glass lens, can hug closely crescent type optical glass lens.

The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.