CN107042444B - Trimming device for spectacle lens - Google Patents
Trimming device for spectacle lens Download PDFInfo
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- CN107042444B CN107042444B CN201710371301.9A CN201710371301A CN107042444B CN 107042444 B CN107042444 B CN 107042444B CN 201710371301 A CN201710371301 A CN 201710371301A CN 107042444 B CN107042444 B CN 107042444B
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- Prior art keywords
- spectacle lens
- driving machine
- driving
- milling
- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/0031—Machines having several working posts; Feeding and manipulating devices
- B24B13/0037—Machines having several working posts; Feeding and manipulating devices the lenses being worked by different tools, e.g. for rough-grinding, fine-grinding, polishing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/005—Blocking means, chucks or the like; Alignment devices
Abstract
The invention discloses an eyeglass trimming device, which is technically characterized by comprising a frame, a fixing device, a trimming device and a milling device, wherein the frame is arranged on the frame; the fixing device comprises a fixed seat, a movable seat and a first driving machine, and the first driving machine can clamp and fix the spectacle lens between the movable seat and the fixed seat in the process of driving the movable seat to be close to the fixed seat; the edging device comprises an edging tool, a second driving machine and a third driving machine, wherein the second driving machine drives the edging tool to mill the periphery of the spectacle lens when the third driving machine drives the spectacle lens to rotate; the milling device comprises a milling tool, a fourth driver and a fifth driver, wherein the fifth driver drives the milling tool to mill a positioning notch in the process of approaching the spectacle lens; the trimming device also comprises a hand-held clamp and a positioning assembly, wherein the hand-held clamp comprises a base, a clamping handle and an elastic assembly; the positioning component comprises a positioning block and a limiting block. The device is favorable for improving the disassembly and assembly efficiency of the spectacle lenses and the processing yield.
Description
Technical Field
The invention relates to the technical field of spectacle lens processing, in particular to a spectacle lens trimming device.
Background
The lens which is subjected to surface optical processing and is not subjected to edging processing according to the size and the geometric shape of the lens frame is called a rough edge spectacle lens, and particularly, a film attached to the lens is formed by adding a polarizing effect on the lens, and residues are left on the periphery of the lens after the film attaching processing is finished, so that the appearance of the finished lens is affected.
At present, residues left on the periphery of a lens after film pasting processing are eliminated in a milling mode, and the trimming equipment mainly comprises a device for clamping the lens; an apparatus for machining an ophthalmic lens.
However, as the lens is also provided with the positioning notch for determining the direction of the polarized light, in order to avoid that the direction of the polarized light cannot be determined after the positioning notch is milled when the lens is milled, the lens is placed towards according to the position of the positioning notch, and then the milled spectacle lens is ground to position the positioning notch. At present, manual positioning and placement are needed to be repeatedly calibrated by operators, so that the installation efficiency is reduced, deviation is easy to occur, and the finished product rate of lenses is not facilitated. In the prior art, the milled spectacle lens is taken down from the trimming equipment, and then a grinding wheel is used for grinding and positioning the notch, and in the operation mode, the positioning of the direction of the polarizing line is easy to deviate due to the secondary positioning of the spectacle lens, so that the yield of the spectacle lens is not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an eyeglass trimming device which can trim by one-time positioning and mounting and grind a positioning notch, thereby being beneficial to improving the disassembly and assembly efficiency of an eyeglass and the processing yield.
In order to achieve the above purpose, the present invention provides the following technical solutions: the eyeglass trimming device comprises a frame, a fixing device arranged on the frame and used for clamping an eyeglass, and an edge trimming device used for peripheral milling of the eyeglass, wherein a milling device used for milling a positioning notch on the eyeglass is also arranged on the frame; the fixing device comprises a fixed seat, a movable seat which can be close to or far from the fixed seat, and a first driving machine which is used for driving the movable seat to be close to or far from the fixed seat, wherein the first driving machine can clamp and fix the spectacle lens between the movable seat and the fixed seat in the process of driving the movable seat to be close to the fixed seat; the edging device comprises an edging tool for milling the periphery of the spectacle lens, a second driving machine for driving the edging tool, and a third driving machine for driving the spectacle lens clamped and fixed by the movable seat and the fixed seat to rotate, wherein the second driving machine is used for milling the periphery of the spectacle lens by driving the edging tool in the process that the third driving machine drives the spectacle lens to rotate circumferentially; the milling device comprises a milling tool for milling a positioning notch on the periphery of the spectacle lens, a fourth driving machine for driving the milling tool, and a fifth driving machine for driving the milling tool to be close to or far away from the spectacle lens, wherein the fifth driving machine mills the positioning notch on the periphery of the spectacle lens in the process of driving the milling tool driven by the fourth driving machine to be close to the spectacle lens; the trimming device further comprises a hand-held clamp and a positioning assembly, wherein the hand-held clamp comprises a base for placing the spectacle lens, a clamping handle hinged to the base and used for clamping and fixing the spectacle lens on the base, and an elastic assembly used for pushing the clamping handle to clamp and fix the spectacle lens; the base is provided with a positioning lug for positioning the spectacle lens, and a positioning notch on the spectacle lens is embedded into the positioning lug to realize the positioning of the spectacle lens; the positioning assembly comprises a positioning block and a limiting block, the positioning block is arranged on the base, the limiting block is arranged on the fixing base, a positioning groove used for being in limiting fit with the limiting block is arranged on the positioning block, and the central axial direction of the spectacle lens coincides with the rotation axial direction of the fixing base after the limiting block slides in place along the depth direction of the positioning groove.
The invention is further provided with: the first driving machine comprises a cylinder, the end part of a piston rod of the cylinder is rotatably connected with the movable seat, a bearing is inserted into the movable seat, and the inner ring of the bearing is sleeved on the piston rod of the cylinder; the output end of the third driving machine is fixedly connected with the fixed seat, and the rotation axis of the third driving machine driving the fixed seat to rotate is in the same straight line with the rotation axis of the movable seat on the piston rod.
The invention is further provided with: the end faces of the opposite sides of the movable seat and the fixed seat are fixedly connected with elastic pads, the elastic pads are made of rubber, and the end faces of the elastic pads are convexly provided with convex patterns for enhancing friction force with the spectacle lenses.
The invention is further provided with: the third driving machine comprises a servo motor capable of driving the spectacle lens to rotate to a preset angle, the servo motor comprises a rotating main shaft, the fixed seat is fixedly connected to one end of the rotating main shaft, the other end of the rotating main shaft is sleeved with a stabilizing wheel, the edging device further comprises a collision wheel for enhancing the stability of the rotating main shaft in the rotating process, the collision wheel is always in collision connection with the stabilizing wheel, and the collision wheel can rotate along with the rotation of the stabilizing wheel.
The invention is further provided with: the edge cutting tool comprises a grinding wheel or a milling cutter, the second driving machine comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, and the motor drives the grinding wheel or the milling cutter to rotationally mill burrs of the spectacle lens; the edging device further comprises a recovery device for collecting the cutting materials of the spectacle lenses, the recovery device comprises an air suction pipe and an air suction fan arranged at one end of the air suction pipe, and the other end of the air suction pipe is close to the edging tool.
The invention is further provided with: the milling tool comprises a grinding wheel or a milling cutter, the fourth driving machine comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, and the motor drives the grinding wheel or the milling cutter to rotate so as to mill a positioning notch on the periphery of the spectacle lens; the fifth driving machine comprises an air cylinder, a piston rod of the air cylinder is fixedly connected with the fourth driving machine, and the fifth driving machine drives the fourth driving machine to enable the milling tool to approach or depart from the spectacle lens.
The invention is further provided with: the frame is rotationally connected with a swinging frame and a sixth driving machine for driving the swinging frame to be close to or far away from the edging tool, the fixing device, the milling device and the third driving machine are arranged on the swinging frame, the edging tool and the second driving machine are fixedly arranged on the frame, and the sixth driving machine drives all parts on the swinging frame to be close to or far away from the edging tool in the process of rotating along the hinging axial direction on the frame.
The invention is further provided with: the sixth driving machine comprises an air cylinder hinged on the frame, a piston rod of the air cylinder is hinged with the swing frame, and the air cylinder can drive the swing frame to rotate along the hinge axis of the swing frame by pushing the piston rod.
The invention is further provided with: the base is provided with a perforation penetrating through the thickness direction of the base, the perforation and the spectacle lens placed on the base are arranged in a coaxial structure, and the inner diameter of the perforation is smaller than the inner diameter of the spectacle lens; the base is provided with a placement groove for embedding the outer edge of the spectacle lens, the placement groove is in an annular structure, and the inner diameter of the placement groove is matched with the outer diameter of the spectacle lens.
The invention is further provided with: the clamping handle is provided with a pressing column in a protruding mode towards one side face of the base, the pressing column and the elastic component are respectively located at two opposite sides of the clamping handle hinged to the base, and the elastic component drives the pressing column to push one side of the base in the process of rotating the clamping handle when elastic acting force is released; the end of the pressing column is provided with an elastic column, and the elastic column is made of rubber.
In summary, the invention has the following beneficial effects: according to the scheme, in the use process, the spectacle lens is required to be clamped on the fixing device by using the jig, and before the spectacle lens is clamped on the fixing device by using the jig, the spectacle lens to be processed is required to be positioned and clamped on the jig, so that the spectacle lens to be processed is required to be fixed on the base firstly during use, the elastic component is pressed to open the clamping handle, the positioning notch on the spectacle lens to be processed is embedded into the positioning lug, the holding force pressing the elastic component is released after the spectacle lens is positioned on the base, and the clamping handle is made to press and fix the spectacle lens on the base. Then, the limiting block slides along the positioning groove through the positioning groove on the positioning block until the groove bottom of the positioning groove is abutted against the limiting block so as to limit the handheld clamp to slide continuously; the limiting block is arranged on the fixing seat, and the rotation axis of the limiting block is coincident with the rotation axis of the fixing seat, namely, the limiting block and the fixing seat are coaxially arranged, so that the central axis of the spectacle lens is coincident with the rotation axis of the fixing seat. Therefore, the structure effectively limits the coaxial precision of the eyeglass and the fixed seat, clamps and fixes the eyeglass through the fixing device, thereby limiting the axial position of the eyeglass again and finally realizing the fixation of the eyeglass. The operation mode only needs to fix the spectacle lens on the handheld clamp, and the quick positioning and mounting of the spectacle lens are realized through the matching of the positioning component, so that the spectacle lens can be placed in place conveniently and quickly, and the processing efficiency and the spectacle lens yield are improved.
The glasses lens is clamped and fixed between the fixed seat and the movable seat by using the jig, the central axial direction of the glasses lens and the rotation axial direction of the fixed seat are in the same straight line, then the third driver drives the fixed glasses lens to perform circumferential rotation, the second driver drives the edging tool to edging the periphery of the glasses lens, the milling device mills the periphery of the glasses lens to form a positioning notch, the positioning notch of the glasses lens is milled, the glasses lens is not required to be taken down from the fixed device, milling burrs and the positioning notch of the glasses lens can be realized by only one-time positioning clamping, thereby the yield of polarized lenses is effectively improved, and deviation of positioning in the direction of polarized light is not easy to occur.
Drawings
FIG. 1 is a schematic diagram of the mating structure of a fixing device and a trimming device and a recycling device;
FIG. 2 is a schematic view of the mating structure of the fixture and milling device;
FIG. 3 is a schematic view of the structure of the frame;
FIG. 4 is a schematic structural view of a hand-held clamp;
FIG. 5 is a schematic view of the structure of the base;
FIG. 6 is a schematic view of the structure of the clamping handle and positioning assembly;
fig. 7 is a schematic view of an ophthalmic lens with a locating notch.
Reference numerals: 1. a frame; 11. a swing frame; 12. a sixth driving machine; 2. a fixing device; 21. a fixing seat; 22. a movable seat; 23. a first drive machine; 24. a bearing; 25. an elastic pad; 3. a trimming device; 31. an edge cutting tool; 32. a second drive machine; 33. a third drive machine; 331. rotating the main shaft; 34. a stabilizing wheel; 35. a contact wheel; 4. a milling device; 41. a milling tool; 42. a fourth drive machine; 43. a fifth drive machine; 5. a recovery device; 51. an air suction pipe; 52. a suction fan; 6. a hand-held clamp; 61. a base; 611. positioning the protruding blocks; 612. perforating; 613. a placement groove; 62. a clamping handle; 621. a pressing column; 622. an elastic column; 63. an elastic component; 7. a positioning assembly; 71. a positioning block; 711. a positioning groove; 72. a limiting block; 8. an ophthalmic lens; 81. and positioning the notch.
Detailed Description
The invention will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
Referring to fig. 1-7, an eyeglass trimming device comprises a frame 1, a fixing device 2 arranged on the frame 1 and used for clamping an eyeglass 8, and a trimming device 3 used for peripheral milling of the eyeglass 8, wherein a milling device 4 used for milling a positioning notch 81 on the eyeglass 8 is also arranged on the frame 1; the fixing device 2 is used for clamping and fixing the spectacle lens 8, the edging device 3 is used for driving the fixed spectacle lens 8 to rotate, peripheral milling burrs are carried out on the spectacle lens 8, and a positioning notch 81 is milled at the periphery of the spectacle lens 8 through the milling device 4.
The fixing device 2 comprises a fixed seat 21, a movable seat 22 which can be close to or far from the fixed seat 21, and a first driving machine 23 for driving the movable seat 22 to be close to or far from the fixed seat 21, wherein the first driving machine 23 can clamp and fix the spectacle lens 8 between the movable seat 22 and the fixed seat 21 in the process of driving the movable seat 22 to be close to the fixed seat 21; the fixing device 2 can clamp and fix the spectacle lens 8 in the thickness direction, and the spectacle lens 8 can be dismounted in the process that the first driving machine 23 drives the movable seat 22 to be far away from the fixed seat 21 by controlling the first driving machine 23 when the machined spectacle lens 8 is taken down.
The edging device 3 comprises an edging tool 31 for milling the periphery of the spectacle lens 8, a second driving machine 32 for driving the edging tool 31, and a third driving machine 33 for driving the spectacle lens 8 clamped and fixed by the movable seat 22 and the fixed seat 21 to rotate, wherein the second driving machine 32 mills the periphery of the spectacle lens 8 by driving the edging tool 31 in the process that the third driving machine 33 drives the spectacle lens 8 to rotate in the circumferential direction; the edging tool 31 usually uses a grinding wheel or a milling cutter, the grinding wheel or the milling cutter is driven to mill the spectacle lens 8, a second driving machine 32 is required, and a third driving machine 33 is required to mill the periphery of the spectacle lens 8, and the fixed spectacle lens 8 is driven to rotate circumferentially by the third driving machine 33.
The milling device 4 comprises a milling tool 41 for milling a locating notch 81 on the periphery of the spectacle lens 8, a fourth driver 42 for driving the milling tool 41, and a fifth driver 43 for driving the milling tool 41 to be close to or far from the spectacle lens 8, wherein the fifth driver 43 mills the locating notch 81 on the periphery of the spectacle lens 8 in the process of driving the milling tool 41 driven by the fourth driver 42 to be close to the spectacle lens 8; wherein the milling tool 41 typically uses a grinding wheel or a milling cutter, the fourth driving machine 42 is required to drive the grinding wheel or the milling cutter to mill the spectacle lens 8, and the fifth driving machine 43 is required to drive the milling tool 41 to approach or separate from the spectacle lens 8 by the fifth driving machine 43 in order to enable the grinding wheel or the milling cutter to mill the positioning notch 81 at the periphery of the spectacle lens 8.
The trimming device further comprises a handheld clamp 6 and a positioning assembly 7, wherein the handheld clamp 6 is used for clamping and fixing the spectacle lens 8, the positioning assembly 7 is used for enabling the handheld clamp 6 to be capable of being positioned and moved to milling equipment, the spectacle lens 8 is fixed through the clamping clamp of the spectacle lens 8 on the milling equipment, and finally the handheld clamp 6 is removed after the limitation of the handheld clamp 6 on the spectacle lens 8 is relieved.
The hand-held clamp 6 comprises a base 61 for placing the spectacle lens 8, a clamping handle 62 hinged on the base 61 for clamping and fixing the spectacle lens 8 on the base 61, and an elastic component 63 for pushing the clamping handle 62 to clamp and fix the spectacle lens 8; after the spectacle lens 8 is placed on the base 61, the elastic component 63 drives the clamping handle 62 to press and fix the spectacle lens 8 on the base 61. The base 61 is provided with a positioning lug 611 for positioning the spectacle lens 8, and a positioning notch 81 on the spectacle lens 8 is embedded into the positioning lug 611 to realize the positioning of the spectacle lens 8.
The positioning assembly 7 comprises a positioning block 71 and a limiting block 72, the positioning block 71 is arranged on the base 61, the limiting block 72 is arranged on the fixed seat 21, a positioning groove 711 used for being in limiting fit with the limiting block 72 is arranged on the positioning block 71, and the central axial direction of the spectacle lens 8 coincides with the rotation axial direction of the fixed seat 21 after the limiting block 72 slides in place along the depth direction of the positioning groove 711. When the positioning block 71 and the limiting block 72 are matched in place, the spectacle lens 8 can be positioned at a position required to be clamped and fixed, and then the clamping and fixing of the spectacle lens 8 are realized through the fixing device 2.
In the use process of the above scheme, the fixture is required to clamp the spectacle lens 8 onto the fixing device 2, and before the fixture is used to clamp the spectacle lens 8 onto the fixing device 2, the fixture is required to clamp the spectacle lens 8 onto the fixture, so when in use, the spectacle lens 8 to be processed needs to be fixed onto the base 61, the elastic component 63 is pressed to open the clamping handle 62, the positioning notch 81 on the spectacle lens 8 to be processed is embedded into the positioning projection 611, and the holding force pressing the elastic component 63 is released after the spectacle lens 8 is positioned on the base 61, so that the clamping handle 62 presses and fixes the spectacle lens 8 onto the base 61. Then, the limiting block 72 slides along the positioning groove 711 through the positioning groove 711 on the positioning block 71 until the bottom of the positioning groove 711 is abutted against the limiting block 72 so as to limit the handheld clamp 6 to slide continuously; it should be noted that, the limiting block 72 is disposed on the fixed base 21, and the rotation axis of the limiting block 72 coincides with the rotation axis of the fixed base 21, that is, the limiting block 72 is disposed coaxially with the fixed base 21, so that the center axis of the spectacle lens 8 coincides with the rotation axis of the fixed base 21. This structure effectively restricts the coaxial accuracy of the lens 8 and the holder 21, and the fixing device 2 clamps and fixes the lens 8, thereby restricting the axial position thereof, and finally fixing the lens 8. The operation mode only needs to fix the spectacle lens 8 on the handheld clamp 6, and the quick positioning and installation of the spectacle lens 8 are realized through the matching of the positioning component 7, so that the spectacle lens 8 can be placed in place conveniently and quickly, the processing efficiency is improved, and the yield of the spectacle lens 8 is improved.
The lens 8 is clamped and fixed between the fixed seat 21 and the movable seat 22 by using the jig, the central axial direction of the lens 8 and the rotation axial direction of the fixed seat 21 are in the same straight line, then the third driver 33 drives the fixed lens 8 to perform circumferential rotation, the second driver 32 drives the edging tool 31 to edging the periphery of the lens 8, the milling device 4 mills the periphery of the lens 8 to form the positioning notch 81, the positioning notch 81 of the lens 8 is milled without taking the lens 8 off the fixed device 2, and the milling burrs and the positioning notch 81 of the lens 8 can be realized by only one-time positioning and clamping, so that the yield of polarized lenses is effectively improved, and the deviation of the positioning of the polarized light direction is not easy to occur.
Among them, the following are to be described: 1. the spectacle lens 8 needs to be installed in place, namely the central axial direction of the spectacle lens 8 and the rotation axial direction of the fixing seat 21 need to be in the same straight line, so that the spectacle lens 8 is driven to generate uniform circumferential rotation, and the edging uniformity of the spectacle lens 8 is improved; this solution is achieved by a limited fit of the hand-held clamp 6 and the positioning assembly 7. 2. The orientation of the positioning notch 81 on the spectacle lens 8 before edging needs to be set in the installation process, and the third driving machine 33 is required to drive the spectacle lens 8 to rotate by a preset angle in the later period, so that the newly processed positioning notch 81 and the original positioning notch 81 are kept at the same position; this solution also needs to be achieved by a positive fit of the hand-held clamp 6 and the positioning assembly 7. By using the jig, not only the spectacle lens 8 can be rapidly clamped in place, but also the center axial direction of the spectacle lens 8 and the rotation axial direction of the fixing seat 21 can be kept in the same straight line, and the positioning notch 81 on the spectacle lens 8 faces the set direction.
The first driving machine 23 comprises a cylinder, the end part of a piston rod of the cylinder is rotatably connected with the movable seat 22, a bearing 24 is inserted into the movable seat 22, and the inner ring of the bearing 24 is sleeved on the piston rod of the cylinder; the output end of the third driving machine 33 is fixedly connected with the fixed seat 21, and the rotation axis of the third driving machine 33 driving the fixed seat 21 to rotate is in the same straight line with the rotation axis of the movable seat 22 on the piston rod. When the movable seat 22 and the fixed seat 21 clamp and fix the spectacle lens 8, the movable seat 22 and the fixed seat 21 can rotate under the drive of the third driving machine 33, so that the spectacle lens 8 is clamped and fixed and the spectacle lens 8 is driven to rotate circumferentially, and the edging tool 31 can conveniently edging the spectacle lens 8. And realize the clamping of spectacle lens 8 through the cylinder and fix, not only make things convenient for the convenient operation of operating personnel, be favorable to improving spectacle lens 8's clamping efficiency more. In addition, the clamping force of the air cylinder for clamping the lens can be adjusted by controlling the air pressure, the structure is simple and easy to implement, and the processing cost is reduced.
The end surfaces of the movable seat 22 and the fixed seat 21 on the opposite sides are fixedly connected with elastic pads 25, the elastic pads 25 are made of rubber, and the end surfaces of the elastic pads 25 are convexly provided with convex patterns for enhancing the friction force with the spectacle lens 8. The elastic pad 25 made of rubber has certain elasticity and is matched with convex patterns, so that friction force can be greatly improved in the process of clamping the spectacle lens 8, and further, the spectacle lens 8 is effectively prevented from rotating between the movable seat 22 and the fixed seat 21, and the machining precision of the positioning notch 81 of the spectacle lens 8 is further affected. Meanwhile, the rigid movable seat 22 and the rigid fixed seat 21 can be prevented from leaving clamping marks on the spectacle lens 8 when clamping and fixing the spectacle lens 8, so that the appearance of a finished product is prevented from being influenced.
The third driving machine 33 comprises a servo motor capable of driving the eyeglass lens 8 to rotate to a preset angle, the servo motor can drive the eyeglass lens 8 to rotate to the preset angle, and the accuracy is high, so that the eyeglass lens 8 is facilitated to mill the positioning notch 81, burrs of the eyeglass lens 8 can be milled after the eyeglass lens 8 is driven to rotate for one circle by the servo motor when the eyeglass lens is used, the zero-degree polarized light direction of the polarized eyeglass lens 8 is turned to face the milling tool 41, after one positioning notch 81 is milled by the milling tool 41, the eyeglass lens 8 is driven by the servo motor to rotate 180 degrees, and accordingly one hundred eighty-degree polarized light direction of the polarized eyeglass lens 8 is turned to face the milling tool 41, and then a second positioning notch 81 is milled by the milling tool 41.
The servo motor is including rotating the main shaft 331, fixing base 21 fixed connection in the one end of rotating the main shaft 331, and the other end of rotating the main shaft 331 has cup jointed stabilizing wheel 34, and edging device 3 is still including being used for reinforcing rotating the main shaft 331 and is in the conflict wheel 35 of the in-process stability, and conflict wheel 35 remains conflict connection all the time with stabilizing wheel 34 to the touch wheel 35 can rotate along with stabilizing wheel 34's rotation. The contact wheel 35 is rotatably connected to the frame 1 and is in contact with the stabilizing wheel 34, so that the contact wheel can rotate along with the rotation of the stabilizing wheel 34, the structure is favorable for improving the stability of the rotating main shaft 331 in the rotating process, and the phenomenon that the rotating main shaft 331 is subjected to the cutting force to generate jumping when the rotating main shaft 331 drives the spectacle lens 8 to rotate for edging is avoided, so that the edging uniformity of the spectacle lens 8 is improved.
The edging tool 31 comprises a grinding wheel or a milling cutter, the second driving machine 32 comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, the motor drives the grinding wheel or the milling cutter to rotationally mill burrs of the spectacle lens 8, and the motor can mill the periphery of the spectacle lens 8 no matter the motor drives the grinding wheel or the milling cutter; the edging device 3 further comprises a recovery device 5 for collecting the cutting materials of the spectacle lens 8, wherein the recovery device 5 comprises an air suction pipe 51 and an air suction fan 52 arranged at one end of the air suction pipe 51, and the other end of the air suction pipe 51 is close to the edging tool 31. The grinding wheel or the milling cutter mills the fragments from the spectacle lens 8 when milling the periphery of the spectacle lens 8, and in order to avoid the influence of the fragments on the working environment caused by falling everywhere, the recovery device 5 is arranged, and the suction fan 52 sucks and recovers the fragments through the suction pipe 51. The suction end of the suction pipe 51 can cover the edge cutting tool 31, which is beneficial to improving the recovery effect of the scraps.
The milling tool 41 comprises a grinding wheel or a milling cutter, the fourth driver 42 comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, and the motor drives the grinding wheel or the milling cutter to rotate so as to mill a positioning notch 81 on the periphery of the spectacle lens 8; the fifth drive machine 43 comprises an air cylinder, the piston rod of which is fixedly connected with the fourth drive machine 42, and the fifth drive machine 43 achieves that the milling tool 41 is moved closer to or farther from the spectacle lens 8 by driving the fourth drive machine 42. According to the scheme, the depth dimension of the positioning notch 81 is milled by the milling tool 41 can be regulated and controlled through the air cylinder, so that the blending operation of blending personnel is facilitated, and the air cylinder drives the motor to be close to or far away from the sliding connection structure of the spectacle lens 8, so that the implementation is simple and easy, and the processing cost is reduced.
The frame 1 is rotatably connected with a swinging frame 11 and a sixth driving machine 12 for driving the swinging frame 11 to be close to or far away from the edge cutting tool 31, the fixing device 2, the milling device 4 and the third driving machine 33 are arranged on the swinging frame 11, the edge cutting tool 31 and the second driving machine 32 are fixedly arranged on the frame 1, and the sixth driving machine 12 drives all parts on the swinging frame 11 to be close to or far away from the edge cutting tool 31 in the process of rotating along the hinging axial direction of the parts on the frame 1. Before the spectacle lens 8 is clamped, the swinging frame 11 swings outwards, so that the swinging frame 11 can be far away from the edging tool 31, the spectacle lens 8 can be conveniently installed in place when being clamped on the fixing device 2, namely the central axial direction of the spectacle lens 8 and the rotating axial direction of the fixing seat 21 are in the same straight line, then the edging device 3 is started, the third driving machine 33 drives the spectacle lens 8 to rotate, the second driving machine 32 drives the edging tool 31 to rotate, the sixth driving machine 12 drives the swinging frame 11 to be close to the edging tool 31, at the moment, the edging tool 31 mills the periphery of the spectacle lens 8, and after the third driving machine 33 drives the spectacle lens 8 to rotate by an angle not smaller than 360 degrees, the sixth driving machine 12 drives the swinging frame 11 to be far away from the edging tool 31, and then the milling processing of the positioning notch 81 can be started. The above-mentioned in-process can be convenient for the dismouting of spectacle lens 8 through the setting of swing frame 11 to be favorable to the processing of spectacle lens 8. Meanwhile, after the swing frame 11 is far away from the swinging of the edging tool 31, the fixing device 2 on the swing frame 11 is closer to one side of an operator, and the operator can clamp the spectacle lens 8 more conveniently.
The sixth driving machine 12 comprises a cylinder hinged on the frame 1, the piston rod of the cylinder is hinged with the swinging frame 11, and the cylinder can drive the swinging frame 11 to rotate along the hinge axis with the frame 1 by pushing the piston rod. The in-process that the cylinder propelling movement piston rod can drive swing frame 11 along with the articulated axial rotation on the frame 1, this simple structure easily carries out, is favorable to reducing processing cost.
The base 61 is provided with a through hole 612 penetrating through the thickness direction thereof, the through hole 612 is arranged in a coaxial structure with the spectacle lens 8 placed on the base 61, and the inner diameter of the through hole 612 is smaller than the inner diameter of the spectacle lens 8. After the hand-held fixture 6 moves the spectacle lens 8 to a preset position, the fixing device 2 can rapidly clamp and fix the spectacle lens 8 through the fixing seat 21 and the movable seat 22, and the fixing seat 21 and the movable seat 22 are abutted against the end face of the spectacle lens 8 through the perforation 612.
The base 61 is provided with a mounting groove 613 in which the outer edge of the spectacle lens 8 is inserted, the mounting groove 613 is provided in a ring-shaped structure, and the inner diameter of the mounting groove 613 is adapted to the outer diameter of the spectacle lens 8. The spectacle lens 8 is placed on the base 61 and then is embedded into the placement groove 613, so that the placement stability of the spectacle lens 8 is improved, the spectacle lens 8 is prevented from shaking or even moving on the base 61, and the positioning accuracy of the spectacle lens 8 is improved.
The clamping handle 62 is provided with a pressing column 621 protruding towards one side surface of the base 61, the pressing column 621 and the elastic component 63 are respectively located at two opposite sides of the clamping handle 62 hinged to the base 61, and the elastic component 63 pushes the pressing column 621 towards one side of the base 61 in the process of driving the clamping handle 62 to rotate when elastic acting force is released. In the process of arranging the spectacle lens 8 on the base 61, one end of the elastic component 63 of the clamping handle 62 needs to be held and pressed, so that the pressing column 621 is separated from the base 61, the clamping handle 62 is loosened after the spectacle lens 8 is placed in place, the clamping handle 62 presses and fixes the spectacle lens 8 on the base 61 under the elastic action force of the elastic component 63, the structure is simple and easy to implement, and the fixing stability degree of the spectacle lens 8 can be enhanced by additionally arranging a plurality of pressing columns 621.
The end of the pressing post 621 is provided with an elastic post 622, and the elastic post 622 is made of rubber. The elastic column 622 made of rubber has a certain deformability and elasticity, and can not scratch the surface of the spectacle lens 8 in the process of pressing the spectacle lens 8, thereby being beneficial to improving the yield of the spectacle lens 8.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (10)
1. The utility model provides an ophthalmic lens deburring device, includes frame (1) and sets up fixing device (2) that are used for holding ophthalmic lens (8) on frame (1) and be used for carrying out peripheral edging device (3) that mill, characterized by to ophthalmic lens (8): the frame (1) is also provided with a milling device (4) for milling a positioning notch (81) on the spectacle lens (8);
the fixing device (2) comprises a fixing seat (21), a movable seat (22) which can be close to or far from the fixing seat (21), and a first driving machine (23) which is used for driving the movable seat (22) to be close to or far from the fixing seat (21), wherein the first driving machine (23) can clamp and fix the spectacle lens (8) between the movable seat (22) and the fixing seat (21) in the process of driving the movable seat (22) to be close to the fixing seat (21);
the edging device (3) comprises an edging tool (31) for milling the periphery of the spectacle lens (8), a second driving machine (32) for driving the edging tool (31), and a third driving machine (33) for driving the spectacle lens (8) clamped and fixed by the movable seat (22) and the fixed seat (21) to rotate, wherein the second driving machine (32) is used for milling the periphery of the spectacle lens (8) by driving the edging tool (31) in the process that the third driving machine (33) drives the spectacle lens (8) to rotate circumferentially;
the milling device (4) comprises a milling tool (41) for milling a locating notch (81) on the periphery of the spectacle lens (8), a fourth driving machine (42) for driving the milling tool (41), and a fifth driving machine (43) for driving the milling tool (41) to be close to or far away from the spectacle lens (8), wherein the fifth driving machine (43) mills the locating notch (81) on the periphery of the spectacle lens (8) in the process of driving the milling tool (41) driven by the fourth driving machine (42) to be close to the spectacle lens (8);
the trimming device further comprises a hand-held clamp (6) and a positioning assembly (7), wherein the hand-held clamp (6) comprises a base (61) for placing the spectacle lens (8), a clamping handle (62) hinged on the base (61) and used for clamping and fixing the spectacle lens (8) on the base (61), and an elastic assembly (63) used for pushing the clamping handle (62) to clamp and fix the spectacle lens (8); the base (61) is provided with a positioning lug (611) for positioning the spectacle lens (8), and a positioning notch (81) on the spectacle lens (8) is embedded into the positioning lug (611) to position the spectacle lens (8); the positioning assembly (7) comprises a positioning block (71) and a limiting block (72), the positioning block (71) is arranged on the base (61), the limiting block (72) is arranged on the fixing seat (21), a positioning groove (711) used for being in limiting fit with the limiting block (72) is arranged on the positioning block (71), and the central axial direction of the spectacle lens (8) coincides with the rotation axial direction of the fixing seat (21) after the limiting block (72) slides in place along the depth direction of the positioning groove (711).
2. The ophthalmic lens edging device as claimed in claim 1, characterized in that: the first driving machine (23) comprises a cylinder, the end part of a piston rod of the cylinder is rotatably connected with the movable seat (22), a bearing (24) is inserted into the movable seat (22), and the inner ring of the bearing (24) is sleeved on the piston rod of the cylinder; the output end of the third driving machine (33) is fixedly connected with the fixed seat (21), and the rotation axis of the third driving machine (33) driving the fixed seat (21) to rotate is in the same straight line with the rotation axis of the movable seat (22) on the piston rod.
3. The ophthalmic lens edging device as claimed in claim 2, characterized in that: elastic pads (25) are fixedly connected to the end faces of one sides of the movable seat (22) and the fixed seat (21) in opposite directions, the elastic pads (25) are made of rubber, and protruding ribs for enhancing friction force with the spectacle lenses (8) are arranged on the end faces of the elastic pads (25).
4. An ophthalmic lens edging device as claimed in any one of claims 1-3, characterized in that: the third driving machine (33) comprises a servo motor capable of driving the spectacle lens (8) to rotate to a preset angle, the servo motor comprises a rotating main shaft (331), the fixing seat (21) is fixedly connected to one end of the rotating main shaft (331), the other end of the rotating main shaft (331) is sleeved with a stabilizing wheel (34), the edging device (3) further comprises a supporting wheel (35) for enhancing the stability of the rotating main shaft (331) in the rotating process, the supporting wheel (35) is always in supporting connection with the stabilizing wheel (34), and the supporting wheel (35) can rotate along with the rotation of the stabilizing wheel (34).
5. The ophthalmic lens edging device of claim 4, characterized in that: the edge cutting tool (31) comprises a grinding wheel or a milling cutter, the second driving machine (32) comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, and the motor drives the grinding wheel or the milling cutter to rotationally mill burrs of the spectacle lens (8); the edging device (3) further comprises a recovery device (5) for collecting the cutting materials of the spectacle lenses (8), the recovery device (5) comprises an air suction pipe (51) and an air suction fan (52) arranged at one end of the air suction pipe (51), and the other end of the air suction pipe (51) is close to the edging tool (31).
6. The ophthalmic lens edging device of claim 4, characterized in that: the milling tool (41) comprises a grinding wheel or a milling cutter, the fourth driving machine (42) comprises a motor, the output end of the motor is fixedly connected with the grinding wheel or the milling cutter, and the motor drives the grinding wheel or the milling cutter to rotate so as to mill a positioning notch (81) on the periphery of the spectacle lens (8); the fifth driving machine (43) comprises an air cylinder, a piston rod of the air cylinder is fixedly connected with the fourth driving machine (42), and the fifth driving machine (43) drives the fourth driving machine (42) to enable the milling tool (41) to approach or separate from the spectacle lens (8).
7. An ophthalmic lens edging device as claimed in any one of claims 1-3, characterized in that: the frame (1) is rotationally connected with a swinging frame (11) and a sixth driving machine (12) for driving the swinging frame (11) to be close to or far away from the edge cutting tool (31), the fixing device (2), the milling device (4) and the third driving machine (33) are arranged on the swinging frame (11), the edge cutting tool (31) and the second driving machine (32) are fixedly arranged on the frame (1), and the sixth driving machine (12) drives all parts on the swinging frame (11) to be close to or far away from the edge cutting tool (31) in the process of axially rotating along the hinge joint with the frame (1).
8. The ophthalmic lens edging device of claim 7, characterized in that: the sixth driving machine (12) comprises a cylinder hinged on the frame (1), a piston rod of the cylinder is hinged with the swinging frame (11), and the cylinder can drive the swinging frame (11) to rotate along the hinged axial direction on the frame (1) by pushing the piston rod.
9. An ophthalmic lens edging device as claimed in any one of claims 1-3, characterized in that: the base (61) is provided with a perforation (612) penetrating through the thickness direction of the base, the perforation (612) and the spectacle lens (8) placed on the base (61) are arranged in a coaxial structure, and the inner diameter of the perforation (612) is smaller than the inner diameter of the spectacle lens (8); the base (61) is provided with a placement groove (613) for embedding the outer edge of the spectacle lens (8), the placement groove (613) is in an annular structure, and the inner diameter of the placement groove (613) is matched with the outer diameter of the spectacle lens (8).
10. The ophthalmic lens edging device as claimed in claim 9, characterized in that: a pressing column (621) is convexly arranged on one side surface of the clamping handle (62) facing the base (61), the pressing column (621) and the elastic component (63) are respectively positioned on two opposite sides of the clamping handle (62) hinged with the base (61), and the elastic component (63) pushes the pressing column (621) to one side of the base (61) in the process of driving the clamping handle (62) to rotate when elastic acting force is released; an elastic column (622) is arranged at the end of the pressing column (621), and the elastic column (622) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371301.9A CN107042444B (en) | 2017-05-23 | 2017-05-23 | Trimming device for spectacle lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371301.9A CN107042444B (en) | 2017-05-23 | 2017-05-23 | Trimming device for spectacle lens |
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| Publication Number | Publication Date |
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| CN107042444A CN107042444A (en) | 2017-08-15 |
| CN107042444B true CN107042444B (en) | 2023-04-25 |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4749892B2 (en) * | 2006-02-28 | 2011-08-17 | 株式会社ニデック | Hole data input device and spectacle lens processing device including the same |
| TWI354601B (en) * | 2006-04-28 | 2011-12-21 | Hon Hai Prec Ind Co Ltd | Lens and its processing method |
| JP2009248297A (en) * | 2008-04-30 | 2009-10-29 | Haruchika Seimitsu:Kk | Tool shaft fixing device and grinding device |
| CN101590606A (en) * | 2008-05-30 | 2009-12-02 | 姚军 | The G shaped clamp grooving device |
| US20110235312A1 (en) * | 2010-03-25 | 2011-09-29 | Tyco Electronics Corporation | Crimping tools having lighting assemblies |
| CN204309252U (en) * | 2014-08-14 | 2015-05-06 | 白云飞 | Automobile rear view mirror lens welding tooling |
| TWM502273U (en) * | 2014-12-24 | 2015-06-01 | Hanlong Ind Co Ltd | Pressing connection clamp |
| CN206795481U (en) * | 2017-05-23 | 2017-12-26 | 浙江宝乐维科技有限公司 | Ophthalmic len edge-neatening apparatus |
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