WO2012167758A1 - Method of cutting and/or polishing of stones and apparatus for this purpose - Google Patents
Method of cutting and/or polishing of stones and apparatus for this purpose Download PDFInfo
- Publication number
- WO2012167758A1 WO2012167758A1 PCT/CZ2011/000062 CZ2011000062W WO2012167758A1 WO 2012167758 A1 WO2012167758 A1 WO 2012167758A1 CZ 2011000062 W CZ2011000062 W CZ 2011000062W WO 2012167758 A1 WO2012167758 A1 WO 2012167758A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cutting
- clatter
- stones
- help
- tool
- Prior art date
Links
Classifications
-
- 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
- B24B9/16—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 diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
- B24B9/167—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 diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs with means for turning and positioning the gem stones
-
- 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
- B24B9/16—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 diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
- B24B9/161—Dops, dop holders
Definitions
- This invention concerns the construction of apparatus for cutting and polishing especially of jewelry stones from natural and/or synthetic materials.
- the cycle starts by the insertion of apparatus filled up with putty into the fastening mechanism of clatter, by the dops toward the cutting tool so that the scrolling nut with the rotating blade fits into the carrier of apparatus. With so inserted apparatus it is possible to run the whole program of cutting in automatic mode.
- the apparatus is fastened by the pneumatic cylinder and the whole clatter starts to circle by the oscillatory movement above the apparatus. This oscillatory movement is used to achieve the balanced tool wear along its whole surface.
- the clatter pushes forward by the fast feed closer to tool into pre-given position (distance from grindstone), i.e. position of fast feed where the apparatus leans to program set angle (setting of the angle is made on display of control system of the machine).
- So sloped apparatus comes close to the tool by the micro-feed in the vertical level and when the plane is reached the process of cutting starts.
- the in-feed motion in the vertical level lasts till the pre-set depth.
- Setting of the required depth is also made on the display of the control system of the machine.
- the clatter with apparatus lifts up to the position of the fast feed, dops turn in the required angle (given by the setting of required number of facets in given plane of cutting on the display of the control system of the machine) for cutting of next facets and the process of cutting repeats. After the entire cutting in the certain plane of set number of facets the clatter with apparatus goes out to the position of the fast feed, forms up to the vertical position and leans to the next set angle.
- the apparatus filled up with putty products is inserted through the dovetail profile of its body to the groove of the clatter which enables fulfillment of all its movements and operations necessary for processing of product.
- the apparatus is fastened so that the pneumatic cylinder moves the wedges which are forced down by the fastening stones to the grooved surface of the dovetail apparatus.
- the blade of the scrolling nut of its carrier is inserted to the groove.
- the scrolling nut enables to turn the inside screw of apparatus and thereby to turn the dops according to the required program. Mentioned nut is powered by the motor by the help of spur belt.
- the whole clatter is by the help of curve track fasten to the carrier console which enables tilting of apparatus fastened in the clatter of the any angle against the tool.
- the change of the angle is made by the help of motor which on the output shaft bears the gear wheel fitting to the comb of the curve track.
- the carrier console is in the vertical direction imbedded by the help of linear line to the upper console and its movement is made by the servomotor.
- Servomotor is operated by the superior program and at the same time it gives data for the operation of the depth of cutting to the superior program.
- picture no. 1 shows the view on the part of the machine with apparatus and clatters, including the system of fastening of apparatus and the system of operation of inside screw of apparatus which bears the dops
- picture no. 2 shows the view to the gripping of the whole system of apparatus and clatter to the frame of the machine.
- the cycle starts by the insertion of apparatus filled up with putty into the fastening mechanism of clatter, by the dops toward the cutting tool so that the scrolling nut with the rotating blade fits into the carrier of apparatus.
- the apparatus is fastened by the pneumatic cylinder and the whole clatter starts to circle by the oscillatory movement above the apparatus. This oscillatory movement is used to achieve the balanced tool wear along its whole surface.
- the clatter pushes forward by the fast feed closer to tool into pre-given position (distance from grindstone), i.e.
- the clatter with apparatus After the entire cutting in the certain plane of set number of facets the clatter with apparatus goes out to the position of the fast feed, forms up to the vertical position and leans to the next set angle. After that the process of cutting of next facets will start, according the data given in the control system of the machine. Number of tilts is restricted only by the memory of the touch screen and the maximum angle of the tilt of the clatter which is 85°. After the cutting of the whole number of facets in required tilts the clatter with apparatus goes out by the fast feed to the null position, the oscillation switch off, the fastening mechanism of clatter unlocks, apparatus unfastens and it is possible to take him out and insert the new apparatus with untreated semi-products.
- the basic connections of the described mechanic layout are shown on the picture 1 where the apparatus 1 filled up with putty products is inserted through the dovetail profile 23 of its body to the groove of the clatter 2 which enables fulfillment of all its movements and operations necessary for processing of product.
- the apparatus is fastened to the pneumatic cylinder 3 which is connected with the tow bars 4 bearing the wedges 5 which are in connection with the fastening stones 6.
- the blade of the scrolling nut 7 of its carrier is inserted to the groove.
- the scrolling nut enables to turn the inside screw of apparatus and thereby to turn the dops (filled up with putty products) according to the required program.
- Scrolling nut 7 is powered by the motor 8 by the help of spur belt 9.
- the whole clatter 2 is by the help of curve track 10 fasten to the carrier console ⁇ which enables tilting of apparatus I fastened in the clatter 2 of the any angle against the tool 18.
- the change of the angle is made by the help of motor ⁇ 2 which on the output shaft bears the gear wheel fitting to the comb of the curve track 10.
- the carrier console H is in the vertical direction imbedded by the help of linear line 14 to the upper console J_5 and its movement is made by the servomotor 6.
- Servomotor 16 is operated by the superior program and at the same time it gives data for the operation of the depth of cutting to the superior program. Other, earlier mentioned movements, are scanned by the contactless sensors 17 and are operated by their processed impulses by return from the program.
- the method of cutting and/or polishing of stones and the apparatus for this purpose according to this invention is usable for processing of glass jewelry stones from glass, resp. of lead glass, also for processing of natural and synthetic semi-precious stones and precious stones.
Abstract
The method of cutting of stones works so that the cycle starts by the insertion of apparatus filled up with putty into the fastening mechanism of clatter, by the dops toward the cutting tool so that the scrolling nut with the rotating blade fits into the carrier of apparatus. With so inserted apparatus it is possible to run the whole program of cutting in automatic mode. The apparatus is fastened by the pneumatic cylinder and the whole clatter starts to circle by the oscillatory movement above the apparatus. This oscillatory movement is used to achieve the balanced tool wear along its whole surface. Next the clatter pushes forward by the fast feed closer to tool into pre-given position where the apparatus leans to program set angle. So sloped apparatus comes close to the tool by the micro-feed in the vertical level and when the plane is reached the process of cutting starts. The in-feed motion in the vertical level lasts till the pre-set depth. Setting of the required depth is also made on the display of the control system of the machine. When the required depth of the cutting is achieved the clatter with apparatus lifts up to the position of the fast feed, dops turn in the required for cutting of next facets and the process of cutting repeats. The apparatus for performing this method of cutting of stones consists of the apparatus (1) filled up with putty products which is inserted through the dovetail profile (23) of its body to the groove of the clatter (2) by the help of the pneumatic cylinder (3) and the tow bars (4) bearing the wedges (5) of the fastening stones (6) whereas during the inserted apparatus (1) into the clatter (2) at the same time the blade of the scrolling nut (7) of its carrier is inserted to the groove when the tilting of apparatus (1) is made by the help of gear wheel on the electro- motor and gear curve track (10) when the tilting part is fastened by the help of pulleys on the carrier part of the clatter and any angle against the tool (18) is set on the control panel.
Description
Method of cutting and/or polishing of stones and apparatus for this purpose
Technology area
This invention concerns the construction of apparatus for cutting and polishing especially of jewelry stones from natural and/or synthetic materials.
Present condition of technology
Nowadays during the machine working the jewelry stones are jigged by the help of dops - ruler apparatuses. The position of jewelry stones is fastened by the suspension of apparatuses into the clatters. The setting of these clatters is difficult and time and qualification - consuming. Furthermore, it is used the construction where the apparatuses are suspended into the fixative collets fixed to the bearing circular plate. Other, presently famous construction of apparatus for cutting and polishing of jewelry stones is the solution according to the patent no. 291958. Other famous solution is the authorship certificate no. 211953 concerning the solution of angle settings of clatter for various purpose of stone cut.
The disadvantage of the above mentioned solutions is the fact that during the cutting of the jewelry stones under more angles it is necessary to change the work stations differently set, eventually it is necessary to circuitously and with difficulty re-set the apparatus for cutting in different angle. Other disadvantage is the necessity of cutting of more stones equally to enhance the labour productivity which is low due to the re-setting of clatters.
Principle of technical solution
The cycle starts by the insertion of apparatus filled up with putty into the fastening mechanism of clatter, by the dops toward the cutting tool so that the scrolling nut with the rotating blade fits into the carrier of apparatus. With so inserted apparatus it is possible to run the whole program of cutting in automatic mode. The apparatus is fastened by the pneumatic cylinder and the whole clatter starts to circle by the oscillatory movement above the apparatus. This oscillatory movement is used to achieve the balanced tool wear along its whole surface. Next the clatter pushes forward by the fast feed closer to tool into pre-given position (distance from grindstone), i.e. position of fast feed where the apparatus leans to program set angle (setting of the angle is made on display of control system of the machine).
So sloped apparatus comes close to the tool by the micro-feed in the vertical level and when the plane is reached the process of cutting starts. The in-feed motion in the vertical level lasts till the pre-set depth. Setting of the required depth is also made on the display of the control system of the machine. When the required depth of the cutting is achieved the clatter with apparatus lifts up to the position of the fast feed, dops turn in the required angle (given by the setting of required number of facets in given plane of cutting on the display of the control system of the machine) for cutting of next facets and the process of cutting repeats. After the entire cutting in the certain plane of set number of facets the clatter with apparatus goes out to the position of the fast feed, forms up to the vertical position and leans to the next set angle. After that the process of cutting of next facets will start, according the data given in the control system of the machine. Number of tilts is restricted only by the memory of the touch screen and the maximum angle of the tilt of the clatter which is 85°. After the cutting of the whole number of facets in required tilts the clatter with apparatus goes out by the fast feed to the null position, the oscillation switch off, the fastening mechanism of clatter unlocks, apparatus unfastens and it is possible to take him out and insert the new apparatus with untreated semi-products.
The construction of the machine according to this invention, when the apparatus of the machine serves to gripping of more semi-products at once, which are according to the carrier - clatter positioned against the cutting and polishing tools whereby their common forming is reached. The clatter of this apparatus has the possibility of all the tilts against the tool and each of the clatters in the body of the apparatus enables also the great extent of turning. This is reached by the following constructional system:
The apparatus filled up with putty products is inserted through the dovetail profile of its body to the groove of the clatter which enables fulfillment of all its movements and operations necessary for processing of product. The apparatus is fastened so that the pneumatic cylinder moves the wedges which are forced down by the fastening stones to the grooved surface of the dovetail apparatus. During the insertion of the apparatus into the clatter at the same time the blade of the scrolling nut of its carrier is inserted to the groove. The scrolling nut enables to turn the inside screw of apparatus and thereby to turn the dops according to the required program. Mentioned nut is powered by the motor by the help of spur belt. The whole clatter is by the help of curve track fasten to the carrier console which enables tilting of apparatus fastened in the clatter of the any angle against the tool. The change of the angle is made by the help of motor which on the output shaft bears the gear wheel fitting to the comb of the curve
track. Repeated approximation or drawing apart of the clatter with the fastened apparatus from tool is made by that the carrier console is in the vertical direction imbedded by the help of linear line to the upper console and its movement is made by the servomotor. Servomotor is operated by the superior program and at the same time it gives data for the operation of the depth of cutting to the superior program. Other, earlier mentioned movements, are scanned by the contactless sensors and are operated by their processed impulses by return from the program. The upper console is imbedded again by the help of linear line on the upper plate of the machine. The oscillatory movement of the upper plate keeps the working plane of the tool. This oscillatory movement is made of motor with monobloc worm gear unit over the lever piston rod and adjustable tow bar. Because of the contactless scan of the apparatus position it is possible to achieve by the suitable software the repeated equal setting for cutting or polishing of stones.
Summary of the pictures in the drawing
The example of the illustration of the invention is more closely shown on the drawing where the picture no. 1 shows the view on the part of the machine with apparatus and clatters, including the system of fastening of apparatus and the system of operation of inside screw of apparatus which bears the dops, picture no. 2 shows the view to the gripping of the whole system of apparatus and clatter to the frame of the machine.
Examples of technical solution conduct
The cycle starts by the insertion of apparatus filled up with putty into the fastening mechanism of clatter, by the dops toward the cutting tool so that the scrolling nut with the rotating blade fits into the carrier of apparatus. With so inserted apparatus it is possible to run the whole program of cutting in automatic mode by the pressing of the flashing green button. The apparatus is fastened by the pneumatic cylinder and the whole clatter starts to circle by the oscillatory movement above the apparatus. This oscillatory movement is used to achieve the balanced tool wear along its whole surface. Next the clatter pushes forward by the fast feed closer to tool into pre-given position (distance from grindstone), i.e. position of fast feed where the apparatus leans to program set angle (setting of the angle is made on display of control system of the machine). So sloped apparatus comes close to the tool by the micro-feed in the vertical level and when the plane is reached the process of cutting starts. The in-feed
motion in the vertical level lasts till the pre-set depth. Setting of the required depth is also made on the display of the control system of the machine. When the required depth of the cutting is achieved the clatter with apparatus lifts up to the position of the fast feed, dops turn in the required angle (given by the setting of required number of facets in given plane of cutting on the display of the control system of the machine) for cutting of next facets and the process of cutting repeats. After the entire cutting in the certain plane of set number of facets the clatter with apparatus goes out to the position of the fast feed, forms up to the vertical position and leans to the next set angle. After that the process of cutting of next facets will start, according the data given in the control system of the machine. Number of tilts is restricted only by the memory of the touch screen and the maximum angle of the tilt of the clatter which is 85°. After the cutting of the whole number of facets in required tilts the clatter with apparatus goes out by the fast feed to the null position, the oscillation switch off, the fastening mechanism of clatter unlocks, apparatus unfastens and it is possible to take him out and insert the new apparatus with untreated semi-products.
The basic connections of the described mechanic layout are shown on the picture 1 where the apparatus 1 filled up with putty products is inserted through the dovetail profile 23 of its body to the groove of the clatter 2 which enables fulfillment of all its movements and operations necessary for processing of product. The apparatus is fastened to the pneumatic cylinder 3 which is connected with the tow bars 4 bearing the wedges 5 which are in connection with the fastening stones 6. During the insertion of the apparatus I into the clatter 2 at the same time the blade of the scrolling nut 7 of its carrier is inserted to the groove. The scrolling nut enables to turn the inside screw of apparatus and thereby to turn the dops (filled up with putty products) according to the required program. Scrolling nut 7 is powered by the motor 8 by the help of spur belt 9. The whole clatter 2 is by the help of curve track 10 fasten to the carrier console ϋ which enables tilting of apparatus I fastened in the clatter 2 of the any angle against the tool 18. The change of the angle is made by the help of motor \2 which on the output shaft bears the gear wheel fitting to the comb of the curve track 10. Repeated approximation or drawing apart of the clatter 2 with the fastened apparatus i from tool 1_8 is made by that the carrier console H is in the vertical direction imbedded by the help of linear line 14 to the upper console J_5 and its movement is made by the servomotor 6. Servomotor 16 is operated by the superior program and at the same time it gives data for the operation of the depth of cutting to the superior program. Other, earlier mentioned movements, are
scanned by the contactless sensors 17 and are operated by their processed impulses by return from the program.
On the picture 2 it is obvious that the upper console 15 is imbedded again by the help of linear line 14 on the upper plate 22. The oscillatory movement of the upper plate keeps the working plane of the tool 18. This oscillatory movement is made by motor 19 with monobloc worm gear unit over the lever piston rod 20 and adjustable tow bar 21.
Industrial efficiency
The method of cutting and/or polishing of stones and the apparatus for this purpose according to this invention is usable for processing of glass jewelry stones from glass, resp. of lead glass, also for processing of natural and synthetic semi-precious stones and precious stones.
Claims
1. Method of cutting and polishing of stones and apparatus for this purpose characterized in that the apparatus (1) filled up with putty products is inserted through the dovetail profile (23) of its body to the groove of the clatter (2) by the help of the pneumatic cylinder (3) and the tow bars (4) bearing the wedges (5) of the fastening stones (6) whereas during the inserted apparatus (1) into the clatter (2) at the same time the blade of the scrolling nut (7) of its carrier is inserted to the groove when the tilting of apparatus (1) is made by the help of gear wheel on the electro-motor and gear curve track (10) when the tilting part is fastened by the help of pulleys on the carrier part of the clatter and any angle against the tool (18) is set on the control panel.
2. Method of cutting and polishing of stones and apparatus for this purpose according to the claim 1 , characterized in that the scrolling nut (7) is connected with the motor by the help of spur belt (9).
3. Method of cutting and polishing of stones and apparatus for this purpose according to the claim 1 , characterized in that the changes of angle of clatter (2) with apparatus
(1) against the tool (18) are maintained by the motor (12) which bears the gear wheel fitting to the comb of the curve track (10).
4. Method of cutting and polishing of stones and apparatus for this purpose according to the claim 1, characterized in that the approximation or drawing apart of the clatter
(2) with the apparatus (1) from tool (18) is maintained by that the carrier console (1 1) which is imbedded in the vertical direction by the help of linear line (14) to the upper console (15) and its movement is maintained by the servomotor (16).
5. Method of cutting and polishing of stones and apparatus for this purpose according to the claim 4, characterized in that the upper console (15) is imbedded by the help of linear line (14) on the upper plate (22).
6. Method of cutting and polishing of stones and apparatus for this purpose according to the claim 5, characterized in that the oscillatory movement of the plate (22) is maintained by motor (19) with gear unit over the lever piston rod (20) and adjustable tow bar (21).
7. Method of cutting and polishing of stones and apparatus for this purpose characterized in that the cutting and polishing proceeds by the help of oscillatory movement of the clatter whereas the apparatus with the clatter set in the certain required angle gets near to the tool and the stones fastened in the clatter are cut and/or polished in the pre-set depth.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CZPV2011-338 | 2011-06-06 | ||
CZ2011338 | 2011-06-06 |
Publications (1)
Publication Number | Publication Date |
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WO2012167758A1 true WO2012167758A1 (en) | 2012-12-13 |
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PCT/CZ2011/000062 WO2012167758A1 (en) | 2011-06-06 | 2011-06-13 | Method of cutting and/or polishing of stones and apparatus for this purpose |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014201786A1 (en) * | 2013-06-18 | 2014-12-24 | 浙江名媛工艺饰品有限公司 | Automatic system for grinding and polishing crystal blank |
CN104354099A (en) * | 2014-10-28 | 2015-02-18 | 浙江正威机械有限公司 | Automatic positioning and loading device of hollow diamond |
CN104354098A (en) * | 2014-10-28 | 2015-02-18 | 浙江正威机械有限公司 | Automatic loading device of hollow drill |
CN105965346A (en) * | 2016-06-24 | 2016-09-28 | 常州星宇车灯股份有限公司 | Automatic dressing device for sprue formed during injection molding process of car lamp |
CN108147652A (en) * | 2018-01-18 | 2018-06-12 | 广东猎奇高科技股份有限公司 | A kind of processing unit (plant) and its processing technology of mobile lens glass |
CN108214182A (en) * | 2016-12-21 | 2018-06-29 | 蓝思科技(长沙)有限公司 | A kind of sapphire crystal block imitates angle processing method |
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CS211953B1 (en) | 1980-05-26 | 1982-02-26 | Zdenek Florian | Capture of the machine break iron for grinding and polishing of the glass jewelry stones |
CZ291958B6 (en) | 2001-11-22 | 2003-06-18 | Preciosa, A.S. | Device for polishing artificial jewellery stones |
WO2005021212A1 (en) * | 2003-08-27 | 2005-03-10 | Kyoung-Ho Jang | Apparatus for polishing gemstones automatically |
CN201098821Y (en) * | 2007-06-20 | 2008-08-13 | 黄祖伟 | Water drill processing head and water drilling machine |
CN201105399Y (en) * | 2007-09-05 | 2008-08-27 | 金允再 | Multifunctional crystal work-piece holding device |
CN201333651Y (en) * | 2009-01-19 | 2009-10-28 | 徐国民 | Diamond grinding-polishing machine |
CN201483330U (en) * | 2009-09-03 | 2010-05-26 | 浙江名媛工艺饰品有限公司 | Grinding and polishing angle adjusting mechanism of plane type grinding and polishing machine |
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CS211953B1 (en) | 1980-05-26 | 1982-02-26 | Zdenek Florian | Capture of the machine break iron for grinding and polishing of the glass jewelry stones |
CZ291958B6 (en) | 2001-11-22 | 2003-06-18 | Preciosa, A.S. | Device for polishing artificial jewellery stones |
WO2005021212A1 (en) * | 2003-08-27 | 2005-03-10 | Kyoung-Ho Jang | Apparatus for polishing gemstones automatically |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014201786A1 (en) * | 2013-06-18 | 2014-12-24 | 浙江名媛工艺饰品有限公司 | Automatic system for grinding and polishing crystal blank |
CN104354099A (en) * | 2014-10-28 | 2015-02-18 | 浙江正威机械有限公司 | Automatic positioning and loading device of hollow diamond |
CN104354098A (en) * | 2014-10-28 | 2015-02-18 | 浙江正威机械有限公司 | Automatic loading device of hollow drill |
CN105965346A (en) * | 2016-06-24 | 2016-09-28 | 常州星宇车灯股份有限公司 | Automatic dressing device for sprue formed during injection molding process of car lamp |
CN105965346B (en) * | 2016-06-24 | 2018-06-22 | 常州星宇车灯股份有限公司 | The automatic trimming device of cast gate in car light Shooting Technique |
CN108214182A (en) * | 2016-12-21 | 2018-06-29 | 蓝思科技(长沙)有限公司 | A kind of sapphire crystal block imitates angle processing method |
CN108147652A (en) * | 2018-01-18 | 2018-06-12 | 广东猎奇高科技股份有限公司 | A kind of processing unit (plant) and its processing technology of mobile lens glass |
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