CN116765981A - Lens edging device and method - Google Patents
Lens edging device and method Download PDFInfo
- Publication number
- CN116765981A CN116765981A CN202311073373.7A CN202311073373A CN116765981A CN 116765981 A CN116765981 A CN 116765981A CN 202311073373 A CN202311073373 A CN 202311073373A CN 116765981 A CN116765981 A CN 116765981A
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- Prior art keywords
- lens
- grinding
- guide rod
- positioning groove
- ground
- Prior art date
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- 238000007688 edging Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 85
- 229910052799 carbon Inorganic materials 0.000 claims description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- 238000001802 infusion Methods 0.000 claims description 17
- 244000137852 Petrea volubilis Species 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000005498 polishing Methods 0.000 description 30
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 150000001721 carbon Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
- B24B9/146—Accessories, e.g. lens mounting devices
-
- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/20—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of plastics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The application relates to the field of grinding devices, in particular to a lens edging device and method. The device comprises a square frame, a rotary table, a positioning die, a guide rod, a grinding piece and a driving device; the rotary table is rotationally connected with the bottom of the frame, the lower end of the rotary table is detachably connected with the rotary table, the upper surface of the positioning die is provided with a positioning groove of the lens, and the depth of the positioning groove is smaller than the thickness of the lens to be ground; the guide rod is connected with the top of the frame in a sliding way along the vertical direction; the grinding piece is fixedly connected with the lower end of the guide rod, and is obliquely arranged; the outer side edge of the upper surface of the positioning die is provided with a chamfer surface, a driving device is in transmission connection with the turntable, and the driving device is used for driving the turntable to rotate. The weight of the guide rod is used for providing the pressing force of the grinding surface for grinding, and the grinding depth, the inclination angle and the grinding position are the same for the same lens and the two lenses which are sequentially ground, so that the grinding efficiency is improved, and the grinding quality is improved.
Description
Technical Field
The application relates to the field of grinding devices, in particular to a lens edging device and method.
Background
Lenses generally require cutting, edging, polishing, coating, etc., which is less accurate than polishing.
In the prior art, a lens is usually fixed on a turntable, then manually pressed on the corner of the lens by sand paper, the corner of the lens is polished, burrs of the corner of the lens are removed, the corner of the lens is passivated, and stress concentration stress parts of the corner of the lens are eliminated.
However, the manual polishing can lead to uneven grinding depth because of the change of pressing force on the one hand, and on the other hand can lead to uneven grinding angle and position because of pressing angle and position, for example, for the same lens, the grinding depth of some positions is big, the grinding depth of some positions is small, the grinding inclination of some positions is big, the grinding inclination of some positions is small, for two lenses of successively polishing, the grinding depth and the grinding angle of two successively lenses are inconsistent, influence product quality, and the polishing efficiency is low moreover, wastes time and energy.
Disclosure of Invention
In view of the above, a lens edging device and a lens edging method are provided, which can improve the lens corner polishing efficiency and quality.
One aspect of the application provides a lens edging device, which comprises a zigzag frame, a turntable, a positioning die, a guide rod, a grinding piece and a driving device;
the upper surface of the turntable is horizontally arranged on the inner side of the frame, the lower end of the turntable is rotationally connected with the bottom of the frame, and the turntable is vertically arranged relative to the rotating central axis of the frame;
the positioning die is positioned above the rotary table, the lower end of the positioning die is detachably connected with the rotary table, a positioning groove is formed in the upper surface of the positioning die, the positioning groove is circular in shape, the bottom surface of the positioning groove is horizontally arranged, the central axis of the positioning groove axially coincides with the rotary center of the rotary table relative to the frame, the depth of the positioning groove is smaller than the thickness of a lens to be ground, and the positioning groove is used for accommodating and positioning the lens to be ground;
the guide rod is vertically arranged, the lower end of the guide rod is positioned at the inner side of the frame and above the positioning die, the central axis of the guide rod coincides with the central axis of the positioning groove, and the guide rod is in sliding connection with the top of the frame along the vertical direction;
the grinding sheets are fixedly connected with the lower end of the guide rod, the two grinding sheets are symmetrically arranged by taking the central axis of the guide rod as a symmetrical axis, the positioning groove is positioned between the two grinding sheets, the grinding sheets are obliquely arranged, and the distance between the upper ends of the grinding sheets and the central axis of the guide rod is smaller than the distance between the lower ends of the grinding sheets and the central axis of the guide rod;
the outer side edge of the upper surface of the positioning die is provided with a chamfer surface, and an included angle between the chamfer surface and the central axis of the positioning groove is smaller than or equal to an included angle between the grinding piece and the central axis of the positioning groove;
the driving device is in transmission connection with the turntable and is used for driving the turntable to rotate.
In some embodiments of the lens edging device, the lower end of the guide rod is fixedly connected with a circular truncated cone-shaped mounting block, the central axis of the mounting block coincides with the central axis of the guide rod, the diameter of the upper end of the mounting block is smaller than that of the lower end of the mounting block, mounting notches are respectively formed in two opposite side walls of the mounting block, the upper end of the grinding piece is located in the mounting notch, the lower surface of the upper end of the grinding piece is in compression fit with the inner wall of the mounting notch, and the upper end of the grinding piece is in fastening connection with the mounting block through a fastener.
In some embodiments of the lens edging device, an upper shaft hole is formed in the top of the frame, an upper sliding bearing is fixedly connected in the upper shaft hole, the guide rod is inserted into the upper sliding bearing, the outer side face of the guide rod is in sliding connection with the inner side face of the upper sliding bearing along the vertical direction, two guide key bars are fixedly connected with the inner side face of the upper sliding bearing, the two guide key bars are symmetrically arranged by taking the central axis of the guide rod as a symmetrical axis, guide key grooves are formed in the outer side face of the guide rod, the guide key grooves are arranged along the vertical direction, the guide key bars are inserted into the guide key grooves, and the outer side face of the guide key bars is in sliding connection with the inner side face of the guide key grooves along the vertical direction.
In some embodiments of the lens edging device, a lower shaft hole is formed in the bottom of the frame, a lower sliding bearing is fixedly connected in the lower shaft hole, a rotating shaft is fixedly connected to the lower end of the rotary table and is arranged vertically, the rotating shaft is inserted into the lower sliding bearing, the outer side face of the rotating shaft is in sliding fit with the inner side face of the lower sliding bearing, a thrust bearing is sleeved on the rotating shaft, the upper end face of the thrust bearing is in compression fit with the lower surface of the rotary table, and the lower section of the thrust bearing is in compression fit with the upper surface of the bottom of the frame.
In some embodiments of the lens edging device, a limiting block is fixedly connected to the upper surface of the turntable, a limiting groove is formed in the lower surface of the positioning die, the limiting block is inserted into the limiting groove, and when the positioning die rotates relative to the turntable, the side face of the limiting block can be abutted to the side face of the limiting groove along the circumferential direction.
In some embodiments of the lens edging device, the driving device comprises a stator and a rotor, the rotor is annular and sleeved on the turntable, the rotor is fixedly connected with the turntable, the stator is annular, the stator is fixedly connected with the bottom of the frame, the rotor is located inside the stator, the inner side surface of the stator is arranged with the outer side surface of the rotor at intervals, and the central axis of the rotor, the central axis of the stator and the central axis of the turntable rotating relative to the frame coincide.
In some embodiments of the above lens edging device, the device further comprises a controller, wherein the controller is connected with the driving device and is used for controlling the driving device to work;
the lower surface of the grinding sheet is provided with a mounting groove, sand paper is fixedly connected in the mounting groove, the sand paper and the grinding sheet are arranged in parallel, the edge of the positioning groove is positioned between the lower edge of the mounting groove and the upper edge of the mounting groove, a carbon brush sheet is fixedly connected on the chamfer surface, the carbon brush sheet is arranged around the central axis of the positioning groove, and the grinding sheet can be contacted with the carbon brush sheet after moving downwards;
the grinding piece is made of metal materials, the grinding piece is connected with the controller through a first wire, the carbon brush piece is connected with the controller through a second wire, and when the grinding piece is in contact with the carbon brush piece, the controller controls the driving device to stop running.
In some embodiments of the lens edging device, the guide rod is provided with an infusion channel at the center, the infusion channel penetrates through the upper end and the lower end of the guide rod in the vertical direction, the upper end of the guide rod is located above the top of the frame and is fixedly connected with a water tank, and the infusion channel penetrates through the water tank and is communicated with the inner space of the water tank.
In some embodiments of the lens edging device, the lens edging device further comprises a cover body and an exhaust fan, wherein an opening of the cover body is arranged upwards, the lower end of the cover body is fixedly connected with an air inlet of the exhaust fan, and the inner space of the cover body is communicated with the air inlet of the exhaust fan;
the rotary table is fixedly connected with a rotary shaft on the lower surface of the rotary table, the rotary shaft is rotationally connected with the bottom of the frame, the lower end of the rotary shaft penetrates through the lower surface of the bottom of the frame, a gas transmission channel is arranged in the center of the rotary shaft, the gas transmission channel penetrates through the upper end and the lower end of the rotary shaft in the vertical direction and penetrates through the rotary table, a communicating pipe is fixedly connected with the lower surface of the positioning die and is inserted into the gas transmission channel, the inner channel of the communicating pipe penetrates through the positioning die in the vertical direction and is communicated with the inner space of the positioning groove, and the gas transmission channel is communicated with the inner space of the positioning groove through the communicating pipe;
the cover body covers the lower end of the rotating shaft, and the air inlet of the exhaust fan is communicated with the air transmission channel through the cover body;
still include the base of U-shaped, the base is located the below of frame, the opening of base sets up, the opening both sides of base respectively in the bottom both sides fixed connection of frame, the air exhauster with the cover body is located the base is inboard, the air exhauster with the inboard lower surface fixed connection of base, the cover body is made by elastic rubber material, the opening edge of cover body with the bottom lower surface press fit of frame.
Another aspect of the present application provides a lens edging method, applying the lens edging device, including:
lifting the guide rod upwards, placing the lens to be ground in the positioning groove, releasing the guide rod, pressing the abrasive paper on the corner of the lens to be ground by the grinding piece, starting the driving device and the exhaust fan, simultaneously injecting a certain amount of water into the water tank, sucking the lens to be ground in the positioning groove by the exhaust fan, driving the rotary table to rotate by the driving device so that the corner of the lens to be ground is continuously ground, flushing away the powder generated by grinding on the lens to be ground through the infusion channel, humidifying the grinding area, observing the water quantity change in the water tank, closing the driving device and the exhaust fan after the water in the water tank is dry, lifting the guide rod, taking out the lens to be ground from the positioning groove, putting the lens to be ground into the positioning groove after the lens to be ground is turned up and down, releasing the guide rod, starting the driving device and the exhaust fan again, injecting a certain amount of water into the water tank again, closing the driving device and the exhaust fan again after the water flow in the water tank is dry, lifting the guide rod, taking out the lens to be ground from the positioning groove, and finishing the edging of the lens to be ground; or alternatively, the first and second heat exchangers may be,
lifting the guide rod upwards, placing the lens to be ground in the positioning groove, releasing the guide rod, pressing the abrasive paper on the corner of the lens to be ground by the grinding piece, starting the driving device and the exhaust fan, simultaneously injecting a certain amount of water into the water tank, sucking the lens to be ground in the positioning groove by the exhaust fan, driving the rotary table to rotate by the driving device, enabling the abrasive paper to continuously polish the corner of the lens to be ground, flushing away polishing powder on the lens to be ground through the infusion channel and humidifying the polishing area by the water in the water tank, controlling the driving device and the exhaust fan to be closed by the controller when the grinding piece contacts with the carbon brush piece, lifting the guide rod, taking the lens to be ground out of the positioning groove, vertically overturning the lens to be ground, then placing the lens to be ground in the positioning groove, releasing the guide rod, restarting the driving device and the exhaust fan, and injecting the certain amount of water into the water tank, and when the grinding piece contacts with the carbon brush piece, controlling the driving device and the exhaust fan to be closed again by the controller, lifting the guide rod, taking the lens to be ground out of the carbon brush piece from the positioning groove, and finishing the processing of the lens to be ground.
The application has the beneficial effects that:
lifting the guide rod upwards, placing the lens to be ground in the positioning groove, releasing the guide rod, compacting the grinding sheet on the corner of the lens to be ground, starting the driving device, recording the starting polishing time, driving the rotary table by the driving device to rotate so that the corner of the lens to be ground is continuously polished, closing the driving device after the polishing time reaches the preset time, lifting the guide rod, taking the lens to be ground out of the positioning groove, vertically overturning the lens to be ground, then placing the lens to be ground in the positioning groove, releasing the guide rod, starting the driving device again and timing, closing the driving device again after the polishing time reaches the preset time, lifting the guide rod, taking the lens to be ground out of the positioning groove, and finishing the edging of the lens to be ground. In the polishing process, the pressing force of the polishing surface is provided for polishing by means of the weight of the guide rod, and the polishing depth, the inclination angle and the polishing position of the same lens and two lenses polished successively are the same because the weight of the guide rod is unchanged, and therefore the polishing efficiency and the polishing quality are improved under the condition of the same polishing time.
Besides humidifying and flushing powder on the grinding surface, the water can also provide a gradual change effect on the pressing force of the grinding surface, and the larger the pressure is, the lower the grinding precision is, so that the smooth transition from coarse grinding to fine grinding can be realized automatically, and the grinding precision of the corners of the lens to be ground is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features and aspects of the application and together with the description, serve to explain the principles of the application.
Fig. 1 is a schematic structural view of a lens edging device according to an embodiment of the application;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a perspective view showing the relative positional relationship of a positioning die and a guide bar in an embodiment of the present application;
FIG. 4 is a schematic view of the structure of an upper slide bearing in an embodiment of the application;
FIG. 5 is a schematic view of a guide bar in an embodiment of the application;
FIG. 6 is a schematic view showing a structure of a carbon brush segment connected to a chamfer surface according to an embodiment of the present application;
fig. 7 is a schematic view of a structure of a carbon brush sheet contacted by a grinding sheet according to an embodiment of the present application;
FIG. 8 is a schematic view of the structure of the lens to be ground after finishing edging;
fig. 9 is a schematic structural view of a lens edging device according to another embodiment of the application.
Description of the reference numerals
100. A frame; 102. a turntable; 104. positioning a mold; 106. a guide rod; 108. grinding the chips; 110. a driving device; 112. a positioning groove; 114. lens to be ground; 116. chamfering the surface; 118. a mounting block; 120. a mounting notch; 122. an upper shaft hole; 124. an upper sliding bearing; 126. a guide key bar; 128. a guide key groove; 130. a lower shaft hole; 132. a lower sliding bearing; 134. a rotating shaft; 136. a thrust bearing; 138. a limiting block; 140. a limit groove; 142. a stator; 144. a rotor; 146. a mounting groove; 148. sand paper; 150. a carbon brush sheet; 152. an infusion channel; 154. a water tank; 156. a cover body; 158. an exhaust fan; 160. a gas transmission channel; 162. a communicating pipe; 164. and (5) a base.
Detailed Description
Various exemplary embodiments, features and aspects of the application will be described in detail below with reference to the drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated. The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. In addition, for the purposes of better illustrating the application, it will be apparent to one skilled in the art that numerous specific details are set forth in the various embodiments that follow. The application may be practiced without some of these specific details. In some embodiments, methods, means and elements well known to those skilled in the art have not been described in detail in order to highlight the gist of the present application.
Referring to fig. 1 to 3 and 8, an embodiment of the present application provides a lens edging device, which includes a zigzag frame 100, a turntable 102, a positioning mold 104, a guide bar 106, a grinding blade 108, and a driving device 110; the upper surface of the turntable 102 is horizontally arranged on the inner side of the frame 100, the lower end of the turntable 102 is rotationally connected with the bottom of the frame 100, and the turntable 102 is vertically arranged relative to the rotating central axis of the frame 100; the positioning die 104 is positioned above the turntable 102, the lower end of the positioning die 104 is detachably connected with the turntable 102 (fastened by using a fastener or inserted), the upper surface of the positioning die 104 is provided with a positioning groove 112, the positioning groove 112 is circular in shape, the bottom surface of the positioning groove 112 is horizontally arranged, the central axis of the positioning groove 112 axially coincides with the rotating center of the turntable 102 relative to the frame 100, the depth of the positioning groove 112 is smaller than the thickness of the lens 114 to be ground, and the positioning groove 112 is used for accommodating and positioning the lens 114 to be ground; the guide rod 106 is vertically arranged, the lower end of the guide rod 106 is positioned at the inner side of the frame 100 and above the positioning die 104, the central axis of the guide rod 106 coincides with the central axis of the positioning groove 112, and the guide rod 106 is in sliding connection with the top of the frame 100 along the vertical direction; the grinding sheets 108 are fixedly connected with the lower ends of the guide rods 106, the two grinding sheets 108 are symmetrically arranged by taking the central axis of the guide rods 106 as a symmetrical axis, the positioning groove 112 is positioned between the two grinding sheets 108, the grinding sheets 108 are obliquely arranged, and the distance between the upper ends of the grinding sheets 108 and the central axis of the guide rods 106 is smaller than the distance between the lower ends of the grinding sheets 108 and the central axis of the guide rods 106; the outer edge of the upper surface of the positioning die 104 is provided with a chamfer 116, and the included angle between the chamfer 116 and the central axis of the positioning groove 112 is smaller than or equal to the included angle between the grinding chip 108 and the central axis of the positioning groove 112; the driving device 110 is in transmission connection with the turntable 102, and the driving device 110 is used for driving the turntable 102 to rotate.
Lifting the guide rod 106 upwards, placing the lens 114 to be ground in the positioning groove 112, releasing the guide rod 106, pressing the grinding sheet 108 on the corner of the lens 114 to be ground, starting the driving device 110, recording the grinding starting time, driving the turntable 102 by the driving device 110 to rotate so as to continuously grind the corner of the lens 114 to be ground, closing the driving device 110 when the grinding time reaches the preset time (the preset time is determined by the grinding depth, the grinding depth is usually larger, the grinding time is 20 seconds in the embodiment), lifting the guide rod 106, taking the lens 114 to be ground out of the positioning groove 112, turning the lens 114 to be ground upside down, then placing the lens 114 to be ground in the positioning groove 112, releasing the guide rod 106, restarting the driving device 110 and timing, closing the driving device 110 again when the grinding time reaches the preset time, lifting the guide rod 106, taking the lens 114 to be ground out of the positioning groove 112, and finishing the edging of the lens 114 to be ground. In the polishing process, the pressing force of the polishing surface is provided for polishing by means of the weight of the guide rod 106, and since the weight of the guide rod 106 is unchanged, the polishing depth is the same each time under the condition of the same polishing duration, and the inclination angle of the polishing sheet 108 is also unchanged (the inclination angle of the polishing sheet 108 is set to 45 degrees in the embodiment), so that the polishing depth, the inclination angle and the polishing position are the same for the same lens and two lenses polished successively, namely, the polishing efficiency is improved, and the polishing quality is improved.
In some exemplary embodiments, the lower end of the guide rod 106 is fixedly connected with a truncated cone-shaped mounting block 118, the central axis of the mounting block 118 coincides with the central axis of the guide rod 106, the diameter of the upper end of the mounting block 118 is smaller than that of the lower end of the mounting block 118, mounting notches 120 are respectively formed in two opposite side walls of the mounting block 118, the upper ends of the grinding sheets 108 are located in the mounting notches 120, the lower surfaces of the upper ends of the grinding sheets 108 are in press fit with the inner walls of the mounting notches 120, and the upper ends of the grinding sheets 108 are in fastening connection with the mounting block 118 through fasteners.
Preferably, the mounting block 118 is fastened to the guide rod 106 by a fastener, and the mounting block 118 and the positioning mold 104 are used as specific molds for specific types of lenses, when the lens 114 to be ground with larger diameter and larger inclination angle is required to be ground, only the positioning mold 104 with the positioning groove 112 with a corresponding size and the mounting block 118 with a notch with a corresponding inclination angle need to be replaced, so that lenses with different sizes and grinding requirements can be ground conveniently (grinding in the embodiment refers to grinding the corners of the lens 114 to be ground, namely edging).
Referring to fig. 4 and 5, in some exemplary embodiments, an upper shaft hole 122 is formed at the top of the frame 100, an upper sliding bearing 124 is fixedly connected in the upper shaft hole 122, the guide rod 106 is inserted into the upper sliding bearing 124, an outer side surface of the guide rod 106 is slidably connected with an inner side surface of the upper sliding bearing 124 along a vertical direction, two guide key bars 126 are fixedly connected with the inner side surface of the upper sliding bearing 124, the two guide key bars 126 are symmetrically arranged with a central axis of the guide rod 106 as a symmetrical axis, a guide key groove 128 is arranged on the outer side surface of the guide rod 106, the guide key groove 128 is arranged along a vertical direction, the guide key bar 126 is inserted into the guide key groove 128, and an outer side surface of the guide key bar 126 is slidably connected with the inner side surface of the guide key groove 128 along the vertical direction.
In some exemplary embodiments, the bottom of the frame 100 is provided with a lower shaft hole 130, a lower sliding bearing 132 is fixedly connected inside the lower shaft hole 130, a rotating shaft 134 is fixedly connected at the lower end of the turntable 102, the rotating shaft 134 is vertically arranged, the rotating shaft 134 is inserted inside the lower sliding bearing 132, the outer side surface of the rotating shaft 134 is in sliding fit with the inner side surface of the lower sliding bearing 132, a thrust bearing 136 is sleeved on the rotating shaft 134, the upper end surface of the thrust bearing 136 is in compression fit with the lower surface of the turntable 102, and the lower section of the thrust bearing 136 is in compression fit with the upper surface of the bottom of the frame 100.
In some exemplary embodiments, the upper surface of the turntable 102 is fixedly connected with a limiting block 138, the lower surface of the positioning mold 104 is provided with a limiting groove 140, the limiting block 138 is inserted into the limiting groove 140, and when the positioning mold 104 rotates relative to the turntable 102, the side surface of the limiting block 138 can abut against the side surface of the limiting groove 140 along the circumferential direction.
In some exemplary embodiments, the driving device 110 includes a stator 142 and a rotor 144, the rotor 144 is annular and is sleeved on the turntable 102, the rotor 144 is fixedly connected with the turntable 102, the stator 142 is annular, the stator 142 is fixedly connected with the bottom of the frame 100, the rotor 144 is located inside the stator 142, the inner side surface of the stator 142 is spaced from the outer side surface of the rotor 144, and the central axis of the rotor 144, the central axis of the stator 142 and the central axis of the turntable 102 rotating relative to the frame 100 coincide.
As shown in connection with fig. 6 and 7, in some exemplary embodiments, the apparatus further includes a controller, which is connected to the driving device 110 and is configured to control the driving device 110 to operate; the lower surface of the grinding piece 108 is provided with a mounting groove 146, sand paper 148 is fixedly connected in the mounting groove 146, the sand paper 148 is arranged in parallel with the grinding piece 108, the edge of the positioning groove 112 is positioned between the lower edge of the mounting groove 146 and the upper edge of the mounting groove 146, a carbon brush piece 150 is fixedly connected on the chamfer 116, the carbon brush piece 150 is arranged around the central axis of the positioning groove 112, and the grinding piece 108 can be contacted with the carbon brush piece 150 after moving downwards; the grinding blade 108 is made of a metal material, the grinding blade 108 is connected with the controller through a first wire, the carbon brush 150 is connected with the controller through a second wire, and when the grinding blade 108 contacts with the carbon brush 150, the controller controls the driving device 110 to stop running.
Preferably, the first wire is connected to the upper sliding bearing 124, the grinding blade 108, the mounting block 118, the guide rod 106 and the upper sliding bearing 124 are all made of metal materials, the second wire is connected to the lower sliding bearing 132, the rotating shaft 134, the turntable 102 and the positioning mold 104 are all made of metal materials, when the grinding blade 108 contacts the carbon brush blade 150, the first wire and the second wire are closed (the wire is closed to means that the current loop of the wire is closed, for example, the first wire and the second wire are closed, that is, the first wire and the second wire form a complete current loop), after detecting a closing signal, the controller controls the driving device 110 and the exhaust fan 158 to stop running, the height and the inclination angle of the chamfer 116 determine the edging depth, and the lens 114 to be polished with specific edging depth requirements is achieved by replacing the positioning mold 104.
The connection of the grinding chip 108 to the controller through the first wire is one exemplary embodiment, and the connection of the first wire to the upper sliding bearing 124 is one preferred embodiment, because the grinding chip 108, the mounting block 118, the guide rod 106 and the upper sliding bearing 124 are all made of metal materials, the connection of the first wire to the upper sliding bearing 124 corresponds to the connection of the first wire to the grinding chip 108, and the connection of the first wire to the upper sliding bearing 124 has the advantage that the first wire does not need to follow the rotational movement of the grinding chip 108, is easier to implement, and does not need to add carbon brush parts, and of course, the first wire can also be connected to the grinding chip 108 and the upper sliding component 124 at the same time.
As shown in connection with fig. 2 and 9, in some exemplary embodiments, the guide bar 106 is centrally provided with an infusion channel 152, the infusion channel 152 penetrates through the upper and lower ends of the guide bar 106 in the vertical direction, the upper end of the guide bar 106 is located above the top of the frame 100 and is fixedly connected with a water tank 154, and the infusion channel 152 penetrates through the water tank 154 and communicates with the inner space of the water tank 154.
In the edging process, the guide rod 106 is lifted upwards, the lens 114 to be grinded is placed in the positioning groove 112, the guide rod 106 is released, the abrasive paper 108 presses the abrasive paper 148 on the corner of the lens 114 to be grinded, the driving device 110 and the air exhauster 158 are started, a certain amount of water is injected into the positioning groove 112 after the lens 114 to be grinded is turned up and down, the air exhauster 158 sucks the lens 114 to be grinded in the positioning groove 112, the driving device 110 drives the turntable 102 to rotate so that the abrasive paper 148 continuously grinds the corner of the lens 114 to be grinded, the water in the water groove 154 flows downwards to the lens 114 to be grinded through the infusion channel 152 to wash away powder generated by grinding and moisten the grinding area, the water flow in the water groove 154 is changed, when the water flow in the water groove 154 is dried, the driving device 110 and the air exhauster 158 are closed, the lens 114 to be grinded is taken out from the positioning groove 112, the driving device 110 and the air exhauster 158 are put into the positioning groove 112 after the lens 114 to be grinded is turned up and down, the guide rod 106 is released, a certain amount of water is injected into the water groove 154, and after the water flow in the water groove 154 to be dried is turned up, the driving device 110 and the air exhauster 158 is closed again, the water flow in the positioning groove 114 is closed, and the processing is finished, as shown in the figure, and the edging structure is finished after the lens 114 is finished (after the grinding is shown by the drawing, and the lens is shown in the drawing). The water quantity injected into the water tank 154 is the same after polishing, the water quantity is determined by testing the multiple edging depths, when the edging depth reaches the expected range, the water in the water tank 154 just flows to dryness, the water quantity is the certain quantity, the certain quantity of water is adopted by the lenses which are required by the same size and edging depth in the later period, besides humidifying and flushing powder on the edging surface, the water can provide a gradual change effect on the compaction force of the edging surface, the pressure of the edging surface gradually decreases as the water quantity in the water tank 154 gradually decreases, the greater the pressure is, the lower the grinding precision is, so that the smooth transition from coarse grinding to fine grinding can be realized automatically, the grinding precision of corners of the lenses 114 to be ground is improved, and the polishing quality of each lens 114 to be ground is consistent as the pressure change curve of each grinding with time is the same as the water injection quantity is the same.
In some exemplary embodiments, the device further comprises a cover body 156 and an exhaust fan 158, wherein an opening of the cover body 156 is upward, the lower end of the cover body 156 is fixedly connected with an air inlet of the exhaust fan 158, and an inner space of the cover body 156 is communicated with the air inlet of the exhaust fan 158; the lower surface of the rotary table 102 is fixedly connected with a rotary shaft 134, the rotary shaft 134 is rotationally connected with the bottom of the frame 100, the lower end of the rotary shaft 134 penetrates through the lower surface of the bottom of the frame 100, a gas transmission channel 160 is arranged in the center of the rotary shaft 134, the gas transmission channel 160 penetrates through the upper end and the lower end of the rotary shaft 134 in the vertical direction and penetrates through the rotary table 102, a communicating pipe 162 is fixedly connected with the lower surface of the positioning die 104, the communicating pipe 162 is spliced in the gas transmission channel 160, an inner channel of the communicating pipe 162 penetrates through the positioning die 104 in the vertical direction and is communicated with the inner space of the positioning groove 112, and the gas transmission channel 160 is communicated with the inner space of the positioning groove 112 through the communicating pipe 162; the cover 156 covers the lower end of the rotating shaft 134, and the air inlet of the exhaust fan 158 is communicated with the air transmission channel 160 through the cover 156; still include the base 164 of U-shaped, base 164 is located the below of frame 100, and the opening of base 164 sets up, and the opening both sides of base 164 are in the bottom both sides fixed connection of frame 100 respectively, and air exhauster 158 and cover 156 are located the base 164 inboard, and air exhauster 158 is with the inboard lower surface fixed connection of base 164, and cover 156 is made by elastic rubber material, and the opening edge of cover 156 and the bottom lower surface press fit of frame 100.
Another embodiment of the present application provides a lens edging method, which is applied to the lens edging device, and includes:
lifting the guide rod 106 upwards, placing the lens 114 to be ground in the positioning groove 112, releasing the guide rod 106, pressing the sand paper 148 on the corner of the lens 114 to be ground by the grinding piece 108, starting the driving device 110 and the exhaust fan 158, simultaneously injecting a certain amount of water into the positioning groove 112 after the driving device 110 and the exhaust fan 158 are started, sucking the lens 114 to be ground in the positioning groove 112 by the exhaust fan 158, driving the turntable 102 to rotate so that the sand paper 148 continuously grinds the corner of the lens 114 to be ground, flushing the ground powder on the lens 114 downwards by the water in the water groove 154 through the infusion channel 152, humidifying the grinding area, observing the water volume change in the water groove 154, closing the driving device 110 and the exhaust fan 158 after the water in the water groove 154 is dried, lifting the guide rod 106, taking the lens 114 to be ground out of the positioning groove 112, turning the lens 114 up and down, starting the driving device 110 and the exhaust fan 158 again, injecting a certain amount of water into the water groove 154, and after the water in the water groove 154 is dried, closing the driving device 110 and the exhaust fan 158 again, and taking out the lens 114 to be ground from the positioning groove 114 after the water in the water groove 154 is dried; or alternatively, the first and second heat exchangers may be,
lifting the guide rod 106 upwards, placing the lens 114 to be ground in the positioning groove 112, releasing the guide rod 106, pressing the sand paper 148 on the corner of the lens 114 to be ground by the grinding blade 108, starting the driving device 110 and the air exhauster 158, simultaneously injecting a certain amount of water into the water tank 154, sucking the lens 114 to be ground in the positioning groove 112 by the air exhauster 158, driving the turntable 102 to rotate so that the sand paper 148 continuously grinds the corner of the lens 114 to be ground, enabling the water in the water tank 154 to flow downwards to the lens 114 to be ground through the infusion channel 152 to wash away the ground powder and moisten the grinding area, when the grinding blade 108 is in contact with the carbon brush 150, controlling the driving device 110 and the air exhauster 158 to be closed, lifting the guide rod 106, taking the lens 114 to be ground out of the positioning groove 112, then placing the lens 114 into the positioning groove 112, releasing the guide rod 106, starting the driving device 110 and the air exhauster 158 again and injecting a certain amount of water into the water tank 154, and when the grinding blade 108 is in contact with the carbon brush 150, controlling the driving device 110 and the air exhauster 158 again to be closed again, and completing the grinding of the lens 114 from the positioning groove 114.
The foregoing description of embodiments of the application has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the improvement of technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. The lens edging device is characterized by comprising a zigzag frame (100), a turntable (102), a positioning die (104), a guide rod (106), a grinding sheet (108) and a driving device (110);
the upper surface of the turntable (102) is horizontally arranged on the inner side of the frame (100), the lower end of the turntable (102) is rotationally connected with the bottom of the frame (100), and the turntable (102) is vertically arranged relative to the rotating central axis of the frame (100);
the positioning die (104) is located above the rotary table (102), the lower end of the positioning die (104) is detachably connected with the rotary table (102), a positioning groove (112) is formed in the upper surface of the positioning die (104), the positioning groove (112) is circular in shape, the bottom surface of the positioning groove (112) is horizontally arranged, the central axis of the positioning groove (112) axially coincides with the rotary center of the rotary table (102) relative to the frame (100), the depth of the positioning groove (112) is smaller than the thickness of a lens (114) to be ground, and the positioning groove (112) is used for accommodating and positioning the lens (114) to be ground;
the guide rod (106) is vertically arranged, the lower end of the guide rod (106) is positioned at the inner side of the frame (100) and above the positioning die (104), the central axis of the guide rod (106) coincides with the central axis of the positioning groove (112), and the guide rod (106) is slidably connected with the top of the frame (100) along the vertical direction;
the grinding sheets (108) are fixedly connected with the lower ends of the guide rods (106), the two grinding sheets (108) are symmetrically arranged by taking the central axis of the guide rods (106) as a symmetrical axis, the positioning grooves (112) are positioned between the two grinding sheets (108), the grinding sheets (108) are obliquely arranged, and the distance between the upper ends of the grinding sheets (108) and the central axis of the guide rods (106) is smaller than the distance between the lower ends of the grinding sheets (108) and the central axis of the guide rods (106);
the outer edge of the upper surface of the positioning die (104) is provided with a chamfer surface (116), and an included angle between the chamfer surface (116) and the central axis of the positioning groove (112) is smaller than or equal to an included angle between the grinding sheet (108) and the central axis of the positioning groove (112);
the driving device (110) is in transmission connection with the turntable (102), and the driving device (110) is used for driving the turntable (102) to rotate.
2. The lens edging device according to claim 1, characterized in that the lower end of the guide rod (106) is fixedly connected with a truncated cone-shaped mounting block (118), the central axis of the mounting block (118) coincides with the central axis of the guide rod (106), the diameter of the upper end of the mounting block (118) is smaller than that of the lower end of the mounting block (118), mounting notches (120) are respectively arranged on two opposite side walls of the mounting block (118), the upper end of the grinding sheet (108) is located in the mounting notches (120), the lower surface of the upper end of the grinding sheet (108) is in press fit with the inner wall of the mounting notches (120), and the upper end of the grinding sheet (108) is in fastening connection with the mounting block (118) through a fastener.
3. The lens edging device according to claim 1, characterized in that the top of the frame (100) is provided with an upper shaft hole (122), an upper sliding bearing (124) is fixedly connected in the upper shaft hole (122), the guide rod (106) is inserted into the upper sliding bearing (124), the outer side surface of the guide rod (106) is slidably connected with the inner side surface of the upper sliding bearing (124) along the vertical direction, the inner side surface of the upper sliding bearing (124) is fixedly connected with two guide key bars (126), the two guide key bars (126) are symmetrically arranged by taking the central axis of the guide rod (106) as the symmetrical axis, the outer side surface of the guide rod (106) is provided with a guide key groove (128), the guide key groove (128) is arranged along the vertical direction, the guide key bar (126) is inserted into the guide key groove (128), and the outer side surface of the guide key bar (126) is slidably connected with the inner side surface of the guide key groove (128) along the vertical direction.
4. The lens edging device according to claim 1, characterized in that the bottom of the frame (100) is provided with a lower shaft hole (130), a lower sliding bearing (132) is fixedly connected inside the lower shaft hole (130), a rotating shaft (134) is fixedly connected to the lower end of the turntable (102), the rotating shaft (134) is vertically arranged, the rotating shaft (134) is inserted inside the lower sliding bearing (132), the outer side surface of the rotating shaft (134) is in sliding fit with the inner side surface of the lower sliding bearing (132), a thrust bearing (136) is sleeved on the rotating shaft (134), the upper end surface of the thrust bearing (136) is in pressing fit with the lower surface of the turntable (102), and the lower section of the thrust bearing (136) is in pressing fit with the upper surface of the bottom of the frame (100).
5. The lens edging device according to claim 1, characterized in that a limiting block (138) is fixedly connected to the upper surface of the turntable (102), a limiting groove (140) is formed in the lower surface of the positioning mold (104), the limiting block (138) is inserted into the limiting groove (140), and when the positioning mold (104) rotates relative to the turntable (102), the side surface of the limiting block (138) can be abutted to the side surface of the limiting groove (140) along the circumferential direction.
6. The lens edging device according to claim 1, characterized in that the driving device (110) comprises a stator (142) and a rotor (144), the rotor (144) is annular and sleeved on the turntable (102), the rotor (144) is fixedly connected with the turntable (102), the stator (142) is annular, the stator (142) is fixedly connected with the bottom of the frame (100), the rotor (144) is located inside the stator (142), the inner side surface of the stator (142) is arranged with the outer side surface of the rotor (144) at intervals, and the central axis of the rotor (144), the central axis of the stator (142) and the central axis of the turntable (102) rotating relative to the frame (100) coincide.
7. The lens edging device according to claim 1, further comprising a controller connected to the drive means (110), the controller being adapted to control the operation of the drive means (110);
the lower surface of the grinding sheet (108) is provided with a mounting groove (146), sand paper (148) is fixedly connected in the mounting groove (146), the sand paper (148) is arranged in parallel with the grinding sheet (108), the edge of the positioning groove (112) is positioned between the lower edge of the mounting groove (146) and the upper edge of the mounting groove (146), a carbon brush sheet (150) is fixedly connected on the chamfer surface (116), the carbon brush sheet (150) is arranged around the central axis of the positioning groove (112), and the grinding sheet (108) can be contacted with the carbon brush sheet (150) after moving downwards;
the grinding piece (108) is made of a metal material, the grinding piece (108) is connected with the controller through a first wire, the carbon brush piece (150) is connected with the controller through a second wire, and when the grinding piece (108) is in contact with the carbon brush piece (150), the controller controls the driving device (110) to stop running.
8. The lens edging device according to claim 1, characterized in that the guide rod (106) is provided with an infusion channel (152) at the center, the infusion channel (152) penetrates through the upper end and the lower end of the guide rod (106) along the vertical direction, the upper end of the guide rod (106) is located above the top of the frame (100) and is fixedly connected with a water tank (154), and the infusion channel (152) penetrates through the water tank (154) and is communicated with the inner space of the water tank (154).
9. The lens edging device according to any one of claims 1 to 8, further comprising a hood (156), an air suction fan (158), wherein an opening of the hood (156) is disposed upward, a lower end of the hood (156) is fixedly connected to an air inlet of the air suction fan (158), and an inner space of the hood (156) is communicated with the air inlet of the air suction fan (158);
the rotary table is characterized in that a rotary shaft (134) is fixedly connected to the lower surface of the rotary table (102), the rotary shaft (134) is rotatably connected with the bottom of the frame (100), the lower end of the rotary shaft (134) penetrates through the lower surface of the bottom of the frame (100), a gas transmission channel (160) is arranged in the center of the rotary shaft (134), the gas transmission channel (160) penetrates through the upper end and the lower end of the rotary shaft (134) in the vertical direction and penetrates through the rotary table (102), a communicating pipe (162) is fixedly connected to the lower surface of the positioning die (104), the communicating pipe (162) is inserted into the gas transmission channel (160), the inner channel of the communicating pipe (162) penetrates through the positioning die (104) in the vertical direction and is communicated with the inner space of the positioning groove (112), and the gas transmission channel (160) is communicated with the inner space of the positioning groove (112) through the communicating pipe (162).
The cover body (156) covers the lower end of the rotating shaft (134), and an air inlet of the exhaust fan (158) is communicated with the air transmission channel (160) through the cover body (156);
still include base (164) of U-shaped, base (164) are located the below of frame (100), the opening of base (164) sets up, the opening both sides of base (164) respectively in the bottom both sides fixed connection of frame (100), air exhauster (158) with cover body (156) are located base (164) inboard, air exhauster (158) with the inboard lower surface fixed connection of base (164), cover body (156) are made by elastic rubber material, the opening edge of cover body (156) with the bottom lower surface press fit of frame (100).
10. A method of edging a lens, applying the lens edging device of any one of claims 1 to 9, characterized by comprising:
lifting the guide rod (106) upwards, placing the lens (114) to be ground in the positioning groove (112), releasing the guide rod (106), pressing the sand paper (148) on the corner of the lens (114) to be ground by the grinding sheet (108), starting the driving device (110) and the exhaust fan (158), simultaneously injecting a certain amount of water into the water tank (154), taking the lens (114) to be ground into the positioning groove (112) by the exhaust fan (158), driving the turntable (102) to rotate by the driving device (110), continuously grinding the corner of the lens (114) to be ground, flushing the powder generated by grinding on the lens (114) by the water in the water tank (154) through the infusion channel (152), humidifying the grinding area, observing the water quantity change in the water tank (154), closing the driving device (110) and the exhaust fan (158) after the water in the water tank (154) is dried, lifting the guide rod (106), taking the lens (114) to be ground out of the positioning groove (112), putting the lens (114) into the positioning groove (112) after the lens (114) to be ground is turned up and down, driving the water tank (154) again and starting the water tank (154) to quantitatively and the water tank (154) after the water is injected into the water tank (154) again, closing the driving device (110) and the exhaust fan (158) again, lifting the guide rod (106), taking out the lens (114) to be ground from the positioning groove (112), and finishing edging of the lens (114) to be ground; or alternatively, the first and second heat exchangers may be,
lifting the guide rod (106) upwards, placing the lens (114) to be ground in the positioning groove (112), releasing the guide rod (106), pressing the sand paper (148) on the corners of the lens (114) to be ground by the grinding sheet (108), starting the driving device (110) and the exhaust fan (158), simultaneously injecting a certain amount of water into the water tank (154), taking the lens (114) to be ground out of the positioning groove (112) by the exhaust fan (158), continuously grinding the corners of the lens (114) to be ground by the driving device (110) driving the turntable (102) to rotate, flushing the powder generated by grinding on the lens (114) by the sand paper (148) downwards through the infusion channel (152), humidifying the grinding area, controlling the driving device (110) and the exhaust fan (158) to be closed when the grinding sheet (108) is contacted with the carbon brush sheet (150), lifting the guide rod (106), taking the lens (114) to be ground out of the positioning groove (112), putting the lens (114) into the positioning groove (112) after being turned up and down, and then injecting the water into the guide rod (106) into the positioning groove (112) again when the carbon brush (108) and the carbon brush sheet (150) are contacted with the grinding sheet (150), and the grinding area is started, the controller controls the driving device (110) and the exhaust fan (158) to be closed again, lifts the guide rod (106), takes out the lens (114) to be ground from the positioning groove (112), and finishes edging of the lens (114) to be ground.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311073373.7A CN116765981B (en) | 2023-08-24 | 2023-08-24 | Lens edging device and method |
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| CN116765981B (en) | 2023-10-27 |
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