CN1307019C - Ultra-precise lathe structure of lens template - Google Patents
Ultra-precise lathe structure of lens template Download PDFInfo
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- CN1307019C CN1307019C CNB2004100804790A CN200410080479A CN1307019C CN 1307019 C CN1307019 C CN 1307019C CN B2004100804790 A CNB2004100804790 A CN B2004100804790A CN 200410080479 A CN200410080479 A CN 200410080479A CN 1307019 C CN1307019 C CN 1307019C
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- rotary table
- lens template
- lathe
- cross beam
- tool holder
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- 238000004891 communication Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 235000019892 Stellar Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
A super-precise lathe structure for lens template is composed of a main shaft with axis perpendicular to ground, a main motor driven by drive mechanism to rotate horizontally, a vacuum sucking disc on said bench, a transverse beam installed to said left and right vertical columns, a cross beam installed to said cross beam, a tool holder installed to said cross beam, an angular coordinate unit on said cross beam, a tool driven by said angular coordinate servo motor to reciprocate in vertical plane, a transverse AC servo motor installed to one end of said cross beam, and a transverse feeding unit connected to said tool holder for moving horizontally. The vertical lathe structure can avoid the problem of deformation of a main shaft system caused by the dead weight of the rotary worktable, the vacuum chuck and the lens template when the horizontal lathe is clamped, thereby ensuring the processing quality of parts and the convenience of clamping, and laying a foundation for manufacturing an ultra-precision lathe which has high precision and meets the requirement of processing a large-scale (phi 2500 mm or more) lens template and ensuring the optimization of design on the whole.
Description
Technical field the present invention relates to the lathe in Machining Technology field, relates in particular to a kind of lens template super precision lathe structure that is used for high precision part processing such as Aero-Space, the large-scale ultraprecise lens template of military project and national defence, missile component and civilian rear projector, radar, large-scale astronomical telescope, copier toner.
Background technology is present, domestic lens template super precision lathe processing maximum can reach 800 millimeters of φ, external lens template super precision lathe maximum can reach 2500 millimeters of φ, the topology layout of these lathes is horizontal, this structural constraint surpass the manufacturing of 2500 millimeters large-scale lens templates of φ, this is to be vertical being installed because the workpiece of horizontal machine tool adopts, when the lens template diameter of need processing is big, the deadweight of rotary table, vacuum cup and lens template very easily causes the distortion of axis system, directly has influence on the machining accuracy of lathe.And vertical structure can solve this difficult problem, break through the manufacturing limit of 2500 millimeters of existing lens template φ, the processing of the part of high accuracy such as the silicon chip of the speculum of using for present generation aircraft, submarine, guided missile, laser fusion, the speculum of large stellar telescope and multifaceted prism, large scale integrated circuit, computer disk provides strong support.
Summary of the invention the object of the present invention is to provide a kind of integral structure layout rationally, the lens template super precision vertical lathe structure easily that is installed, the axis system problem on deformation that can effectively avoid the deadweight of rotary table in the horizontal type structure, vacuum cup and lens template to cause.
For achieving the above object, the technical scheme that the present invention takes is: this lens template super precision lathe structure, its rotary table main-shaft axis is perpendicular to ground, main motor is connected with deceleration device by flexible clutch, drive pulley in the deceleration device is connected with driven pulley by driving belt, driven pulley is connected with main shaft, the main shaft top is a rotary table, rotary table is provided with vacuum cup, the left side of rotary table and its both sides, right column links together, crossbeam is installed in the left side of rotary table top, on the right column, tool holder is contained on the crossbeam, the angular coordinate device is housed on the tool holder, the angular coordinate device is equipped with cutter, cutter is done the circumference arc by angular coordinate feed servo motor-driven and is moved back and forth in vertical plane, crossbeam one end is equipped with the lateral communication servomotor, it is connected with tool holder by cross feed device, realize moving horizontally of tool holder, vertically AC servo motor is connected with the crossbeam two ends with the length feed lazy-tongs by longitudinal feeding device, realizes that the crossbeam two ends move up and down synchronously.
The said lens template super precision lathe structure, being based on this special workpiece of machining large lens template designs, adopt vertical lathe version, in the time of can avoiding that the horizontal lathe structure is vertical to be installed, the axis system problem on deformation that the deadweight of rotary table, vacuum cup and lens template causes, thereby guarantee part processing quality and the convenience that is installed, lay a good foundation for the super precision lathe of making high accuracy, satisfy machining large (φ is more than 2500 millimeters) lens template guarantees the optimization that designs on the whole.
Appended drawings is the lens template super precision lathe structure schematic diagram.
Among the figure: 1-main motor; 2-flexible clutch; 3-deceleration device; 4-drive pulley; 5-driving belt; 6-driven pulley; 7-rotary table main shaft; 8-rotary table; 9-vacuum cup; 10-lens template; 11-left column; 12-right column; 13-crossbeam; 14-tool holder; 15-angular coordinate device; 16-lateral communication servomotor; 17-cross feed device; 18-vertically AC servo motors; 19-longitudinal feeding device; 20-length feed lazy-tongs; 21-cutter; 22-angular coordinate feed servo motor.
Specific embodiment lens template super precision lathe structure provided by the invention, the axis normal of its rotary table main shaft 7 are in ground, so be called vertical.Main motor 1 is connected with deceleration device 3 by flexible clutch 2, and the drive pulley 4 in the deceleration device 3 is connected with driven pulley 6 by driving belt 5, and driven pulley 6 is connected with workbench main shaft 7; The top of rotary table main shaft 7 is provided with rotary table 8, and rotary table 8 is provided with vacuum cup 9, and vacuum cup 9 holds lens template 10, and rotary table 8 is connected in-rises with the left and right pillar 11,12 of its both sides; Crossbeam 13 is installed on the left and right pillar 11,12 of rotary table 8 tops, tool holder 14 is contained on the crossbeam 13, angular coordinate device 15 is housed on the tool holder 14, angular coordinate device 15 is equipped with cutter 21, cutter 21 is driven by angular coordinate feed servo motor 22, by from anti-backlash mechanism, can make the cutter 21 on the angular coordinate device 15 in vertical plane, do the reciprocating motion of circumference arc; The left end of crossbeam 13 is equipped with lateral communication servomotor 16, and it is connected with tool holder 14 by cross feed device 17, realizes that the transverse horizontal of tool holder 14 moves; Vertically AC servo motor 18 is connected with the two ends of length feed lazy-tongs 20 with crossbeam 13 by longitudinal feeding device 19, realizes that two ends, crossbeam 13 left and right sides move up and down synchronously.
In specific process, at first to be adsorbed on lens template to be processed 10 horizontal on the vacuum cup 9 of rotary table 8, can avoid like this because vertical clamping adds man-hour, the problem on deformation of the axis system that the deadweight of rotary table 8, vacuum cup 9 and lens template 10 causes.Main motor 1 is by flexible clutch 2, deceleration device 3, drive pulley 4, driving belt 5, driven pulley 6, main shaft 7 drives rotary table 8 and horizontally rotates, by cross feed device 17 tool holder 14 is moved horizontally to the corresponding position by the lateral communication servomotor 16 that is installed on the crossbeam 13, servo longitudinal motor 18 drives crossbeam 13 by longitudinal feeding device 19 and moves up and down, make the cutter 21 on the tool holder 14 aim at the relevant position that lens template 10 need be processed on the rotary table 8, rotary table 8 horizontally rotates in the process of motion, and lens template 10 obtains processing on demand.In the above-mentioned course of action, vertically synchro-feed mechanism 20 solves the crawling problems that crossbeams 13 move up and down, guarantee crossbeam 13 about 11,12 operations of two columns synchronously; Angular coordinate feed servo motor mechanism solves the angle problem of cutter 21 and lens template 10 contact-making surfaces, and assurance cutter 21 is processed by required angle.
In manufacturing and designing in the process of this lens template super precision vertical structure lathe, still need and to solve following problem: 1. solve vibration problem, the periphery that comes from lathe such as vibration source, specially treated is carried out on the basis of installing, avoid external vibration source, also need to solve vibration and driving member the vibration in transmission process etc. of power output element in the lathe running in addition.2. solve the spindle rotation accuracy problem, adopt the mode of advanced main shaft supporting, improve the rigidity and the rotating accuracy of main shaft.3. solve the lathe crossbeam in running, the asynchronous problem that on left and right column, moves up and down.When 4. solving knife rest and on crossbeam, moving, because the support stiffness problem of the big driving member that will overcome of span.5. by the interference surface of advanced angular coordinate device solves lens template and the processing problems of working face.6. it is not open to solve existing such machine tool control system, function singleness, restrict the problem of new function development, now new lens template lathe control system is on original basis, increase a workbench of giving full play to people's intelligence and wisdom, can carry out Software Secondary Development for the user, make equipment can bring into play bigger effect, satisfy the different demands of different user.
Need to prove: the total arrangement of lens template super precision lathe is to have problem of overall importance in the Machine Tool design, and its quality all has very big influence to the manufacturing and the use of lathe.Along with production requirement and science and technology development, the further further investigation along with lens template super precision vertical structure lathe provided by the invention also can constantly improve to some extent.
Claims (1)
1, a kind of lens template super precision lathe structure, it is characterized in that: the axis normal of its rotary table main shaft (7) is in ground, main motor (1) is connected with deceleration device (3) by flexible clutch (2), drive pulley (4) in the deceleration device (3) is connected with driven pulley (6) by driving belt (5), driven pulley (6) is connected with rotary table main shaft (7), the top of rotary table main shaft (7) is provided with workbench (8), rotary table (8) is provided with vacuum cup (9), the left side of rotary table (8) and its both sides, right column (11,12) link together, crossbeam (13) is installed in the left side of rotary table (8) top, right column (11,12) on, tool holder (14) is contained on the crossbeam (13), angular coordinate device (15) is housed on the tool holder (14), angular coordinate device (15) is equipped with cutter (21), cutter (21) is driven by angular coordinate feed servo motor (22), one end of crossbeam (13) is equipped with lateral communication servomotor (16), it is connected with tool holder (14) by cross feed device (17), and vertically AC servo motor (18) is connected with crossbeam (13) two ends with length feed lazy-tongs (20) by longitudinal feeding device (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100804790A CN1307019C (en) | 2004-10-11 | 2004-10-11 | Ultra-precise lathe structure of lens template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100804790A CN1307019C (en) | 2004-10-11 | 2004-10-11 | Ultra-precise lathe structure of lens template |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1586775A CN1586775A (en) | 2005-03-02 |
| CN1307019C true CN1307019C (en) | 2007-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100804790A Expired - Fee Related CN1307019C (en) | 2004-10-11 | 2004-10-11 | Ultra-precise lathe structure of lens template |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113369949A (en) * | 2021-07-08 | 2021-09-10 | 中国科学院光电技术研究所 | Planing processing device for large-rise convex spherical surface micro-lens array |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1119801A (en) * | 1997-07-02 | 1999-01-26 | Toshiba Mach Co Ltd | Measuring method of turning center position in index table and vertical lathe |
| JP2003071604A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Vertical lathe |
| JP2003071603A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Vertical lathe |
| JP2003071607A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Tool head for vertical lathe |
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2004
- 2004-10-11 CN CNB2004100804790A patent/CN1307019C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1119801A (en) * | 1997-07-02 | 1999-01-26 | Toshiba Mach Co Ltd | Measuring method of turning center position in index table and vertical lathe |
| JP2003071604A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Vertical lathe |
| JP2003071603A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Vertical lathe |
| JP2003071607A (en) * | 2001-08-30 | 2003-03-12 | Toshiba Mach Co Ltd | Tool head for vertical lathe |
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| CN1586775A (en) | 2005-03-02 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Baolong Metallurgical Equipment Manufacturing Co., Ltd. Assignor: Xinghuo Machine Tool Co., Ltd., Tianshui City Contract fulfillment period: 2007.4.1 to 2017.3.31 contract change Contract record no.: 2008320000617 Denomination of invention: Lens template super precision lathe structure Granted publication date: 20070328 License type: Exclusive license Record date: 2008.10.8 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.4.1 TO 2017.3.31; CHANGE OF CONTRACT Name of requester: CHANGZHOU BAOLONG METALLURGY EQUIPMENT MANUFACTURI Effective date: 20081008 |
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| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Changzhou Baolong Metallurgical Equipment Manufacturing Co., Ltd. Assignor: Xinghuo Machine Tool Co., Ltd., Tianshui City Contract record no.: 2008320000617 Date of cancellation: 20110113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070328 Termination date: 20141011 |
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| EXPY | Termination of patent right or utility model |