CN210307301U - Lens centering bonding mounting fixture - Google Patents
Lens centering bonding mounting fixture Download PDFInfo
- Publication number
- CN210307301U CN210307301U CN201920689421.8U CN201920689421U CN210307301U CN 210307301 U CN210307301 U CN 210307301U CN 201920689421 U CN201920689421 U CN 201920689421U CN 210307301 U CN210307301 U CN 210307301U
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- bottom plate
- chucks
- connecting rod
- lens
- connecting shaft
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Abstract
The utility model relates to a lens centering adhesive fixing clamp, which comprises a bottom plate and two clamping plates, wherein the axes of the clamping plates are parallel to the bottom plate, the two clamping plates are coaxially arranged and provided with a gap, power devices are arranged on the two clamping plates, the power device drives the chuck to move or rotate, one side of the bottom plate close to the chuck is provided with two auxiliary mechanisms, the auxiliary mechanism is positioned between the two chucks and is arranged between the chucks and the bottom plate, the auxiliary mechanism comprises a connecting shaft, a moving plate, two cylinders and two supporting components, the connecting shaft is parallel to the bottom plate, the projection of the axis of the connecting shaft on the bottom plate along the direction vertical to the bottom plate is parallel to the projection of the axis of the chuck on the bottom plate along the direction vertical to the bottom plate, and a gap is arranged between the projection of the axis of the connecting shaft on the bottom plate and the projection of the axis of the chuck on the bottom plate, the lens centering and bonding fixing clamp realizes the function of adjusting the rotation center of the lens through the auxiliary mechanism.
Description
Technical Field
The utility model relates to a lens field of polishing, in particular to lens centering bonding mounting fixture.
Background
In the process of manufacturing the glasses, the lenses need to be polished, and in the polishing process, the lenses need to be fixed and rotated through a clamp.
The existing clamp calibrates the rotating center of the lens manually in the using process, the operation is more complicated, the manual calibration error is larger, and the practicability is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, the lens centering, bonding and fixing clamp is provided.
The utility model provides a technical scheme that its technical problem adopted is: a lens centering adhesive fixing clamp comprises a bottom plate and two chuck plates, wherein the axes of the chuck plates are parallel to the bottom plate, the two chuck plates are coaxially arranged and provided with gaps, power devices are arranged on the two chuck plates and drive the chuck plates to move or rotate, two auxiliary mechanisms are arranged on one side, close to the chuck plates, of the bottom plate and are positioned between the two chuck plates, and the auxiliary mechanisms are arranged between the chuck plates and the bottom plate;
the auxiliary mechanism comprises a connecting shaft, a moving plate, two cylinders and two supporting assemblies, the connecting shaft is parallel to the bottom plate, the projection of the axis of the connecting shaft on the bottom plate along the direction vertical to the bottom plate and the projection of the axis of the clamping disc on the bottom plate along the direction vertical to the bottom plate are parallel to the bottom plate and provided with gaps, the two supporting assemblies are respectively connected with the two ends of the connecting shaft, the moving plate is parallel to the bottom plate, the moving plate is positioned between the roller and the bottom plate, the supporting assemblies are arranged on the moving plate, the cylinders are in one-to-one correspondence with the supporting assemblies, the cylinders are fixed on the moving plate, the cylinders drive the moving plate to move along the direction vertical to the bottom plate, the bottom plate is provided with a distance sensor, the distance sensor is positioned between the two clamping discs, the bottom plate is provided with a PLC and a control panel, and the distance sensor, the cylinder and the control panel are electrically connected with the PLC.
Preferably, in order to realize the function of supporting the connecting shaft, the supporting assembly comprises a sliding block, a connecting rod and a spring, the connecting rod is perpendicular to the bottom plate, the connecting rod is fixed on one side, far away from the bottom plate, of the moving plate, the sliding block is sleeved on the connecting rod, the spring is located between the sliding block and the moving plate, the sliding block is connected with the moving plate through the spring, and the sliding block is fixed on the connecting shaft.
Preferably, in order to avoid the separation of the sliding block and the connecting rod, a limiting block is arranged on the connecting rod and fixed at one end, far away from the bottom plate, of the connecting rod.
Preferably, the connecting rod is coated with a lubricating oil in order to reduce the frictional force between the connecting rod and the slider.
Preferably, the chuck is made of rubber to avoid damage to the lens caused by the chuck.
Preferably, in order to further protect the lenses, rollers are arranged on the two connecting shafts, and the rollers are mounted on the connecting shafts.
The beneficial effects of the utility model are that, this lens centering bonding mounting fixture has realized adjusting the function at lens rotation center through complementary unit, compares with current complementary unit, and this complementary unit passes through PLC control, convenient and fast more, and the practicality is stronger.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of a lens centering adhesive fixture according to the present invention;
FIG. 2 is a cross-sectional view of the lens centering adhesive fixture of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
in the figure: 1. the device comprises a base plate, 2 parts of a chuck, 3 parts of a connecting shaft, 4 parts of a moving plate, 5 parts of a cylinder, 6 parts of a control panel, 7 parts of a sliding block, 8 parts of a connecting rod, 9 parts of a spring, 10 parts of a limiting block, 11 parts of a roller and 12 parts of a distance sensor.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, a lens centering adhesive fixing clamp comprises a base plate 1 and two chucks 2, wherein the axes of the chucks 2 are parallel to the base plate 1, the two chucks 2 are coaxially arranged and provided with a gap, power devices are arranged on the two chucks 2 and drive the chucks 2 to move or rotate, one side of the base plate 1 close to the chucks 2 is provided with two auxiliary mechanisms, the auxiliary mechanisms are positioned between the two chucks 2, and the auxiliary mechanisms are arranged between the chucks 2 and the base plate 1;
the auxiliary mechanism comprises a connecting shaft 3, a moving plate 4, two cylinders 5 and two supporting assemblies, wherein the connecting shaft 3 is parallel to a bottom plate 1, the projection of the axis of the connecting shaft 3 on the bottom plate 1 along the direction vertical to the bottom plate 1 and the projection of the axis of a chuck plate 2 on the bottom plate 1 are parallel to the direction of the bottom plate 1 and are provided with gaps, the two supporting assemblies are respectively connected with the two ends of the connecting shaft 3, the moving plate 4 is parallel to the bottom plate 1, the moving plate 4 is positioned between a roller 11 and the bottom plate 1, the supporting assemblies are arranged on the moving plate 4, the cylinders 5 are in one-to-one correspondence with the supporting assemblies, the cylinders 5 are fixed on the moving plate 4, the moving plate 4 is driven by the cylinders 5 to move along the direction vertical to the bottom plate 1, a distance sensor 12 is arranged on the bottom plate 1, the distance sensor 12 is positioned between the two chuck plates 2, and the distance sensor On the shadow, be equipped with PLC and control panel 6 on the bottom plate 1, distance sensor 12, cylinder 5 and control panel 6 all are connected with the PLC electricity.
The axis of the lens is parallel to the axis of the chuck plates 2, the bottom of the lens is abutted against the connecting shaft 3, then, a user enables the power device to drive the two chuck plates 2 to move close to each other and clamp the lens by operating the control panel 6, then the chuck plates 2 drive the lens to rotate for a circle by the power device, the distance between the lens and the distance sensor 12 during the rotation can be detected by the distance sensor 12, the result detected by the distance sensor 12 is transmitted to the PLC, then, the user controls the power device by the control panel 6 to enable the two chuck plates 2 to loosen the lens and enable the chuck plates 2 to be always abutted against the lens, meanwhile, the PLC controls the operation of the air cylinder 5 by the control panel 6, the PLC can be a programmable logic controller, and the PLC can be a programmable logic controller which adopts a programmable memory for storing programs therein and executes instructions facing users such as logic operation, sequence control, timing, the PLC is basically a computer special for industrial control, the hardware structure of the computer is basically the same as that of a microcomputer, the computer is generally used for data processing and instruction receiving and outputting, and is used for realizing central control, so that the PLC can enable the air cylinder 5 to drive the moving plate 4 to move for a distance according to the detection result of the distance sensor 12, the axis of the lens is enabled to be coincident with the axis of the chuck plate 2, the centering effect is achieved, and in order to improve the accuracy, the actions are required to be completed at least twice.
As shown in fig. 3, the supporting component includes a slider 7, a connecting rod 8 and a spring 9, the connecting rod 8 is perpendicular to the bottom plate 1, the connecting rod 8 is fixed on one side of the moving plate 4 far away from the bottom plate 1, the slider 7 is sleeved on the connecting rod 8, the spring 9 is located between the slider 7 and the moving plate 4, the slider 7 is connected with the moving plate 4 through the spring 9, and the slider 7 is fixed on the connecting shaft 3.
Before unfinished centering, when the (holding) chuck 2 drives the lens and rotates, when reducing the minimum distance between lens and bottom plate 1, the lens promotes connecting axle 3 and moves towards being close to bottom plate 1 direction, the removal of connecting axle 3 drives slider 7 and moves on connecting rod 8 to make the compression of spring 9, when the minimum distance between lens and bottom plate 1 increases, slider 7 drives connecting axle 3 and resets under the elastic action of spring 9, has not only realized the function of supporting the lens, also can avoid blocking between lens and the connecting axle 3 and die.
Preferably, in order to avoid the separation of the sliding block 7 and the connecting rod 8, a limiting block 10 is arranged on the connecting rod 8, and the limiting block 10 is fixed at one end of the connecting rod 8, which is far away from the bottom plate 1.
The limiting block 10 is used for preventing the sliding block 7 from excessively moving towards the direction far away from the bottom plate 1 and separating from the connecting rod 8, and a limiting effect is achieved.
Preferably, in order to reduce the friction between the connecting rod 8 and the slider 7, the connecting rod 8 is coated with a lubricating oil.
The lubricating oil is used for reducing the friction force between the sliding block 7 and the connecting rod 8 and improving the moving fluency of the sliding block 7.
Preferably, in order to avoid damage to the lens caused by the chuck 2, the chuck 2 is made of rubber.
The rubber texture is comparatively soft, has certain buffering and damping effect, can reduce the stress that the (holding) chuck 2 produced the lens, simultaneously, also can improve the frictional force between (holding) chuck 2 and the lens through rubber, avoids skidding.
Preferably, in order to further protect the lenses, rollers 11 are provided on both connecting shafts 3, and the rollers 11 are mounted on the connecting shafts 3.
The sliding between the connecting shaft 3 and the lens is converted into rolling during the process that the connecting shaft 3 drives the lens to move through the roller 11, so that the friction force is reduced, and the lens is prevented from being damaged.
The use method of the clamp comprises the following steps: the axis of the lens and the axis of the chuck 2 are placed on the roller 11 in parallel, the chuck 2 is enabled to clamp the lens and rotate for a circle by operating the control panel 6, then the control panel 6 is operated again to enable the two chucks 2 to loosen the lens and always abut against the lens, and then the moving plate 4 is enabled to move for a distance by controlling the operation of the air cylinder 5 through the PLC, so that the axis of the lens and the axis of the chuck 2 coincide, the centering of the lens is completed, and the action needs to be completed at least twice.
Compared with the prior art, this lens centering bonding mounting fixture has realized the function of adjusting lens rotation center through complementary unit, compares with current complementary unit, and this complementary unit passes through PLC control, convenient and fast more, and the practicality is stronger.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A lens centering adhesive fixing clamp comprises a bottom plate (1) and two chucks (2), wherein the axes of the chucks (2) are parallel to the bottom plate (1), the two chucks (2) are coaxially arranged and provided with gaps, and power devices are arranged on the two chucks (2) and drive the chucks (2) to move or rotate;
the auxiliary mechanism comprises a connecting shaft (3), a moving plate (4), two cylinders (5) and two supporting components, the connecting shaft (3) is parallel to the bottom plate (1), the projection of the axis of the connecting shaft (3) on the bottom plate (1) along the direction vertical to the bottom plate (1) and the projection of the axis of the chuck (2) on the bottom plate (1) along the direction vertical to the bottom plate (1) are parallel to the direction of the bottom plate (1) and are provided with gaps, the two supporting components are respectively connected with the two ends of the connecting shaft (3), the moving plate (4) is parallel to the bottom plate (1), the moving plate (4) is positioned between the roller (11) and the bottom plate (1), the supporting components are arranged on the moving plate (4), the cylinders (5) correspond to the supporting components one to one, the cylinders (5) are fixed on the moving plate (4), and the cylinders (5) drive the moving plate (4) to move along the direction, the distance measuring device is characterized in that a distance sensor (12) is arranged on the bottom plate (1), the distance sensor (12) is located between the two chucks (2), the distance sensor (12) is arranged on the projection of the axis of the chucks (2) on the bottom plate (1) in the direction perpendicular to the bottom plate (1), a PLC (programmable logic controller) and a control panel (6) are arranged on the bottom plate (1), and the distance sensor (12), the air cylinder (5) and the control panel (6) are all electrically connected with the PLC.
2. The lens centering adhesive fixing clamp of claim 1, wherein the supporting assembly comprises a slider (7), a connecting rod (8) and a spring (9), the connecting rod (8) is perpendicular to the bottom plate (1), the connecting rod (8) is fixed on one side of the moving plate (4) far away from the bottom plate (1), the slider (7) is sleeved on the connecting rod (8), the spring (9) is located between the slider (7) and the moving plate (4), the slider (7) is connected with the moving plate (4) through the spring (9), and the slider (7) is fixed on the connecting shaft (3).
3. The lens centering and bonding fixture of claim 2, wherein the connecting rod (8) is provided with a limiting block (10), and the limiting block (10) is fixed at one end of the connecting rod (8) far away from the bottom plate (1).
4. Lens centering adhesive holding clamp according to claim 2, characterized in that the connecting rod (8) is coated with a lubricating oil.
5. The lens centering adhesive fixture of claim 1, wherein the material of the chuck (2) is rubber.
6. Lens centering adhesive holding fixture according to claim 1, characterized in that rollers (11) are provided on both connecting shafts (3), said rollers (11) being mounted on the connecting shafts (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689421.8U CN210307301U (en) | 2019-05-14 | 2019-05-14 | Lens centering bonding mounting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689421.8U CN210307301U (en) | 2019-05-14 | 2019-05-14 | Lens centering bonding mounting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210307301U true CN210307301U (en) | 2020-04-14 |
Family
ID=70138494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920689421.8U Active CN210307301U (en) | 2019-05-14 | 2019-05-14 | Lens centering bonding mounting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210307301U (en) |
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2019
- 2019-05-14 CN CN201920689421.8U patent/CN210307301U/en active Active
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