CN101947754A - Surface grinder spindle grinding disc device - Google Patents
Surface grinder spindle grinding disc device Download PDFInfo
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- CN101947754A CN101947754A CN2010101758386A CN201010175838A CN101947754A CN 101947754 A CN101947754 A CN 101947754A CN 2010101758386 A CN2010101758386 A CN 2010101758386A CN 201010175838 A CN201010175838 A CN 201010175838A CN 101947754 A CN101947754 A CN 101947754A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention relates to a surface grinder spindle device and a planetary grinding disc device. The spindle device comprises an inner spindle and an outer spindle. The grinding disc device comprises a revolving disc, a solar grinding disc and a planetary grinding disc. The revolving disc moves at low speed while the solar grinding disc and the planetary grinding disc move at high speed, the inner and outer spindles and the planetary grinding disc are associated with an upper gear case and a lower gear case, and the inner and outer spindles can be driven by one or two variable frequency speed-adjusting motors. The device has the advantage that: by means of the modification of traditional technology, namely one large grinding disc is changed into a plurality of small grinding discs, centrifugal forces of the grinding discs is reduced, overall linear speed of grinding heads is enhanced, surface shape of grinding tools can be repaired effectively by utilizing workpieces to realize constant removal, and repair times of grinding tools is reduced. Therefore, the effect of increasing yield and efficiency and saving energy is obtained, and simultaneously, an outer planetary grinding disc can be further arranged on the grinder according to the requirement of processed products.
Description
One, technical field
The present invention relates to the advanced high-speed grinding technology of making.
Two, background technology
Present track-type surface grinding machine mainly is to grind with circumference of emery wheel, it when the big plane of mill processing and the workpiece contact-making surface little.With reference to face grinding machine, horizontal, vertical double-sided grinding machine spindle and mill device.Be with the grinding tool of being fixed on the end face workpiece to be carried out grinding, though increase with the contact-making surface of workpiece to be processed, they have a fatal weakness, and that to be exactly the big more grinding tool of mill add the man-hour removal amount fixed phenomenon that do not weigh at mill is just more serious.The big more unit are production capacity of can not representing of mill diameter will be high more.The mill diameter is big more, and the manufacturing cost of grinding machine is higher, and mill is inside more, and the linear velocity outside the relative mill of its linear velocity is just more and more lower.Big because of the difference of internal and external line speed, abrasive material face shape removes that to be difficult to reach weighing apparatus fixed when making the grinding tool grinding, and production capacity is reduced.
With reference to advanced manufacturing technology one book (work such as high speed grinding technique/Yang Jiandong---Beijing: National Defense Industry Press, 2003.10)
See the relative movement orbit Density Distribution between the 3rd section described a tree name workpiece grinding tool of the 18th page of chapter 2, reasonably design abrasive material Density Distribution on the grinding tool, so that grinding tool institute's occurring wear in process of lapping does not influence the grinding tool surface figure accuracy.This reasonably designs (abrasive material Density Distribution on the grinding tool), this rule mill from outside to inside the abrasive material Density Distribution be progressively to reduce, simultaneously the mill linear velocity also is inwardly progressively to reduce, and illustrates that with this output reduces simultaneously.
The grinding tool of the main axle structure figure of the 97th page of PJM320B type refiner is provided with, and root a tree name (P-70 page or leaf) 4.3 described workpiece evenly grind principle, comprise schematic diagram (4.14) etc.
(work such as high speed grinding technique/Yang Jiandong---Beijing: National Defense Industry Press, 2003.10) the main axle structure figure of the 97th page of PJM320B type refiner reference the 14th, 16,17, page or leaf 1,3-high speed solid abrasives lapping, 16 pages-Fig. 1 .5 grinding tool schematic diagram.Chapter 2, the basic mechanical design feature of 92 page 2 of 53,54 pages of chapter 6 of the stressed the 18th of workpiece the second and third chapter 4, lathe in the high speed solid abrasives lapping of plane.97 pages, 109 pages of spindle assemblies structure, the chapter 7 of Fig. 6 .8PJM320B type refiner, Fig. 7 .1 grinding tool structural representation.
Digital control vertical double-ended grinding machine and the vertical double-ended grinding machine of frequency conversion (patent No. ZL02276859.9 ZL0227686 that Hunan Yuhuan Tongxin CNC Machine Tool Co., Ltd. produces.02), the grinding tool abrasive material of set distributes and to see on their test-run a machine mills, the abrasive material inside and outside sample that distributes, and its mill diameter is big again, and how high the specification requirement that its produces grinding machine will have, and how wide its application have, and how can its output be high?
Digital control vertical double-ended grinding machine (patent No. ZL02 2 76859.9 ZL02 2 7686.02) its main shaft mill grinding wheel diameter ￠ 580--￠ 750, rotating speed 0---950r/min,
Linear velocity to it is analyzed with grinding wheel diameter ￠ 0.75m:
Its diameter ￠ 0.75M, will is rotating speed 950r/min, to intrinsic displacement 0.375M, be how sample low to intrinsic displacement 0.1875M its speed again as diameter ￠ 0.75M?
PJM320B type plane refiner with regard to the production of Qin Chuan, Xi'an (group) development parent company, the maximum machining diameter ￠ 320MM mill diameter range ￠ 25--￠ 400MM mill speed of mainshaft is totally six grades of 200r/min, 250r/min, 330r/min, 410r/min560r/min, 690r/min
Refiner these several item numbers in PJM320B type plane are according to seeing, at processing high rigidity composite ceramics, its linear velocity is too low during alloy tantalum niobium class material, the inside and outside linear speed of mill is poor simultaneously, to making production capacity low, the abrasive material face shape removal that while tool mill adds the set in man-hour is difficult to control, must often repair grinding tool on the mill
Described above grinding machine mill grinding wheel diameter structure: under this class grinding machine mill internal and external line number big difference like this, the abrasive material of set adds how to guarantee surface figure accuracy man-hour at mill on the grinding machine mill, how to improve work efficiency?
Three, summary of the invention
Surface grinding machine main shaft mill device of the present invention: the technical problem of solution is, increases exponentially speed of grinding plate, effectively reduce the mill line count poor.The present invention can be used for track-type surface grinding machine main shaft mill device, face grinding machine main shaft, horizontal, vertical double-sided grinding machine spindle mill device, reach corase grind, correct grinding, polishing, accomplish that grinding tool abrasive material removal amount is easy to control, can utilize workpiece better to reach and to utilize workpiece to repair grinding tool simultaneously, to guarantee the grinding tool surface figure accuracy in grinding.
In order to solve the problems of the technologies described above, the technical solution that the present invention adopts is: at first the main shaft mill is divided into Second-Stage Rotating Speed, one-level is that the inner main axis rotating speed is very high, another level is outer spindle assemblies, makes revolution motion, and rotating speed is very low, this mode is to be driven by a frequency control motor, a frequency control motor is arranged to increase with main rotating speed, and the rotating speed of rotary table increases the running scheme that designs, and this set must obtain after the technical parameter of material to be processed.The speed ratio of inside and outside main shaft is set again.So make more than inner main axis speedup, per minute 5000-10000 change by the driven gear that is provided with on the lower tooth roller box.Outer main shaft slows down by driven gear and the two groups of worm gears that are provided with on the lower tooth roller box again, and per minute tens changes.But high and low rotating speed root a tree name rapidoprint is regulated rotating speed in the requirement setting of microscopically identification aperture by frequency control motor.Or drive with two frequency control motors, one drives inner main axis, the outer main shaft of another driving, the running speed that can regulate outer main shaft and inner main axis like this.(this set be applicable to each research institution's small lot batch manufacture preferably select with the technical parameter that obtains rapidoprint) is provided with approved product in batches again after obtaining technical parameter.
Planet speed of grinding plate after the refinement of described mill diameter can reach 5000 and forward to more than 10000 commentaries on classics, mill is in the spindle assemblies inner main axis to be set again outside, by the central gear that is provided with on the inner main axis, by two groups of driven gears, every group of dislocation drives three planet mill assemblies of making independent operation around sun mill.
The present invention be the big wisp planetary mills dish of root a tree name grinding machine to be arranged to diameter be 80--100--125mm planet mill assembly, speed of grinding plate is increased, after mill is little, also just reduced the centrifugal force of mill.Be to eliminate the bearing wear and the gap that are provided with on inner main axis and the planet axis, in case the beating of main shaft.The main shaft drives gear of inner main axis and planet mill is arranged to the Dou gear, can reaches bearing wear like this and play the effect of automatic compensation.
The described beneficial effect of the invention is that benefit can improve significantly when the processing high hardness material.Making grinding tool repair number of times simultaneously can reduce in a large number, to reducing production costs, reduce unproductive time, increase utilization rate of equipment and installations, reduce noble metal because of the loss when repairing bistrique, it will be more extensive that surface grinding machine main shaft mill device of the present invention will be used in Speed Grinding.
Four, description of drawings
Fig. 1 is structural representation of the present invention (motor-driven)
Fig. 2 is the epicyclic gearbox structural representation
Fig. 3 is invention structural representation (two motor-driven)
Fig. 4 is two groups of gear transmission structure schematic diagrames of gear A, B of Fig. 2
Fig. 5 is the main axle structure schematic diagram of Fig. 1
Fig. 6 is an outer planet mill distribution schematic diagram
Reference numeral is as follows:
The 1-inner main axis, the outer main shaft of 2-, the 3-support, 4-planetary plate gear-box, 5-frequency control motor A, 6-lower tooth roller box, the big garden of 7-awl driving gear, the little garden of 8-awl driven gear, the little garden of 9-awl driven gear shaft, 10-is gear wheel A initiatively, 11-inner main axis driven gear, 12-driving gear B, 13-driven gear C, 14-worm shaft A, 15-worm gear A gear, 16-worm shaft B, 17-worm gear B gear, the wetting oil pump of 18-, the 19-lubricating oil air-cooled assembly that dispels the heat, 20-bearing A assembly, 21-labyrinth type water repellent component, the 22-central gear, 23-3 driven gear A group, 24-3 driving gear A group, 25-3 planetary plate driven gear A group, 26-3 driven gear B group, 27-3 driving gear B group, 28-3 planetary plate driven gear B group, 29-3 planetary plate driven gear shaft A group, 30-3 planetary plate driven gear shaft B group, 31-3 driven gear shaft A group, 32-3 driven gear shaft B group, 33-planetary plate gear shaft labyrinth type waterproof case, (perhaps using battle wagon engine water pump waterproof sealing mode), 34-sun mill assembly, 35-3 planet mill B assembly, 36-motor B, the outer mainshaft bushing of 37-, 38-inner main axis lining, the outer main shaft bearing of 39-, 40-inner main axis bearing, the 41-oil sealing, 42-driven pulley bearing lid, 43-3 planet mill A group, the big garden of 44-awl driving gear shaft, 45-epicyclic gearbox driven gear axle bearing A group, 46-inner main axis upper bearing (metal), 47-epicyclic gearbox upper cover plate, 48-planetary gear casing, the 49-tank filler sleeve, 50-lower gear cover plate, 51-worm screw C axle, 52-worm screw D axle, 53-worm screw E axle, 54-is gear wheel B initiatively, the big garden of 55-awl driving gear B, the little garden of 56-awl driven gear B, 57-master gear casing B, 58-master gear casing cover plate.59-6 outer planet mill A assembly, 60-6 outer planet mill B assembly, 61-6 outer planet mill driven gear, 62-outer planet mill gear shaft A assembly, 63-outer planet mill driven gear, gear shaft assembly, 64-oil leab.
Five, the specific embodiment:
A, a frequency control motor type of drive:
B, two frequency control motor type of drive:
Described A, referring to Fig. 1---2, the present invention includes support (3), lower tooth roller box (6), planetary plate gear-box (4), frequency control motor (5), inner main axis (1), outer main shaft (2), described frequency control motor A (5) is fixed on correct position on the lower tooth roller box, described frequency control motor (5) connects with large conical gear axle (44) by shaft coupling, large conical gear axle (44) is fixed on the interior correct position of lower gear casing (6), and the last end of large conical gear axle (44) is provided with big circular cone driving gear (7) other end and connects with shaft coupling.
Described big circular cone driving gear (7) and conicle driven gear (8) engagement, driving conicle main driven gear axle (9) rotates, the active gear wheel (10) that described conicle main driven gear axle (9) other end is provided with, the inner main axis gear (11) that is provided with the inner main axis lower end meshes.Drive inner main axis (1) and make speedup and rotate, drive the inner main axis upper end--be provided with in the epicyclic gearbox central gear (22) rotate.
Described central gear (22) and driven gear A group (23-3) B group (26-3) dislocation loop up and down mesh around central gear (22) and central gear (22), driving driven gear shaft A group (31-3) B group (32-3) rotates, driving the last set Dou gear (24-3) of driven gear shaft (31-32) again (27-3) rotates, Dou gear (24-3) (27-3) with the planetary plate driven gear shaft on driven gear A group (25-3) B group (28-3) engagement, drive the motion of planet mill main shaft and planet mill.
Described conicle driven gear shaft (9) is arranged in the lower tooth roller box (6), conicle driven gear shaft (9) is provided with driving gear (10--12), driving gear (12) and big driven pulley gear (13) engagement, slows down by two road worm gear (14----16) assemblies.Described driven gear (13) is arranged on the worm shaft A (14), described worm shaft A (14) and worm gear A (15) engagement, described worm gear A (15) is arranged on the worm-wheel shaft B (16), described outer main shaft lower end is provided with worm gear B (17), worm screw B (16) and worm gear B (17) engagement drive grinding machine spindle and make the revolution low-speed motion.
Described B, two frequency control motor type of drive devices: drive little garden awl driven gear (8) referring to a frequency control motor (5) shown in the diagrammatic sketch (3) by big garden awl driving gear (7) and rotate, little garden awl driven gear (8) is arranged on that worm gear C axle (51) is gone up, worm gear C axle (51) under the effect of gear (7) (8), drive worm gear (15) and rotate, worm gear (15) is arranged on the worm screw D axle (52), worm screw D axle (52) and worm gear (17) engagement promote grinding machine spindle with this and make the revolution low-speed motion.
Described another frequency control motor (36) by big garden awl driving gear B (55) with little garden awl driven gear B (56) engagement, promote driven shaft (53) and rotate, driven shaft (53) is provided with initiatively gear wheel (54) and drives inner main axis gear (11) and do the speedup motion.
Accompanying drawing 6, described layman's galaxy mill, be that the root a tree name produces need to increase mill and to increase travelling gear and increases main shaft and be provided with.
Claims (8)
1. a planetary surface grinding machine main shaft and planetary mill device is characterized in that main shaft is arranged to the secondary motion.Described one-level is inner main axis (1) motion, and described another level is outer main shaft (2) motion, and described inner main axis (1) is arranged on outer main shaft (2) lining, and described outer main shaft (2) is made revolution motion, and described outer main shaft (2) is arranged in the support (3) by bearing.Described inner main axis (1) following correct position in planet gear box cover plate (47) is arranged to hollow to inner main axis (1) lower end.
2. described planetary surface grinding machine main shaft of root a tree name claim 1 and mill device, divide two kinds of modes to drive, described a kind of by a frequency control motor (5) driving initiative taper generating gear (7), the driven angular wheel of described initiative taper generating gear (7) (8) engagement, described driven conical tooth wheel shaft (9) is provided with two gears (10) and (12), a described gear (10) drives inner main axis driven gear (11) and does the speedup motion, and described gear (12) is by middle two groups of worm and wormwheel assemblies (13,14,15,16) slow down, the worm-gear toothing (17) that drives outer main shaft is done retarded motion.
3. root a tree name claim 1 and 2 described planetary surface grinding machine main shaft and mill devices, another mode in described two kinds of type of drive: drive by two frequency control motors (5,36).The described wherein frequency control motor (5) of an outer main shaft of driving is done retarded motion.The described frequency control motor (36) that another drives inner main axis is done the speedup motion, described frequency control motor (36) is by big garden awl driving gear (55) and little garden awl driven gear (56) engagement, described little garden awl driven gear is arranged on the driven shaft (53), described driven shaft (53) is provided with initiatively gear wheel B (54), and described active gear wheel B (54) goes up driven gear (11) engagement that is provided with inner main axis (1).
4. described planetary surface grinding machine main shaft of root a tree name claim 1 and mill device, described planet mill divides three group of driving by planetary plate gear-box (4), and described one group is that inner main axis directly drives sun mill (34), described A organizes by central gear (22) by misplacing up and down with driven gear A (23-3), driven gear B (26-3) and meshing with driven gear.Described driven gear A (23-3), driven gear B (26-3) respectively drive three groups of mill gears for two groups.
5. according to claim 1 and 4 described planetary surface grinding machine main shaft and mill devices, be provided with central gear (22) in the described epicyclic gearbox (4), driven gear A group (23-3), B group (26-3), described driven gear A group (23-3), B group (26-3) be arranged on driven gear shaft (31-3) (32-3) on, described driven gear shaft (31-3) also is provided with active Dou gear A group (27-3) and the B (24-3) that drives planet mill mainshaft gear on (32-3).The gear of described active Dou gear A group (27-3) and B group (24-3) (28-3) meshes with the driven gear (25-3) that is arranged on the planetary plate, described planetary plate driven gear (25-3) (28-3) be arranged on planet driven tooth axle (29-3) (30-3) on.
6. according to claim 1 and 5 described planetary surface grinding machine main shaft and mill devices, (34) one on described sun mill, described planet mill A and B assembly are three respectively, add up to 6, and the size of described sun indian abution root a tree name grinding machine is arranged to that diameter is 80,100, three kinds of specifications of 125mm.Described planet mill is the same big with sun mill diameter.
7. be that the root a tree name is arranged on planet mill A (43-3) B (44-3) assembly one deck mill quantity is set outward is 12 again according to the described layman's galaxy of claim, size is the same with inner planet mill diameter.Outer planet mill A group (59-6) B group (60-6), the described drive gear mechanism that increases simultaneously, the described assemblies such as grinding machine main shaft and planetary plate gear-box that also must increase.
8. the described planetary surface grinding machine main shaft mill device of root a tree name claim 1, the described gear oil lubricating and cooling system that wherein also comprises, described lubricating and cooling system comprises planet mill gear-box (4) and lower tooth roller box (49).Described wherein inner main axis (1) lower end to epicyclic gearbox upper cover plate (47) inner main axis proper site is hollow, be provided with oil outlet in described inner main axis (1) the upper end epicyclic gearbox upper cover plate (47), described outer main shaft worm gear (17) is provided with oil outlet, described inner main axis lower end by spray joint in one, oil pipe links to each other with lubricating oil heat radiation air cooler (19).Be provided with lubricating oil pump and machine oil filter assemblies in the described lower tooth roller box, described oil radiator is arranged on outside the gear-box, on the described radiator blower fan is set, and described lower tooth roller box is provided with the oil temperature inductor, blower fan temperature adjustment sensor.
Note:
(30-3)----the 30th, expression numbering, 3 expression number of components.
(60-6)----the-60th, expression numbering, 6 expression number of components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101758386A CN101947754A (en) | 2010-05-19 | 2010-05-19 | Surface grinder spindle grinding disc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101758386A CN101947754A (en) | 2010-05-19 | 2010-05-19 | Surface grinder spindle grinding disc device |
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| CN101947754A true CN101947754A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101758386A Pending CN101947754A (en) | 2010-05-19 | 2010-05-19 | Surface grinder spindle grinding disc device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699786A (en) * | 2012-06-08 | 2012-10-03 | 云浮市科特机械有限公司 | Automatic stone side line grinding and polishing machine with quick head switching device |
| CN103331661A (en) * | 2013-06-06 | 2013-10-02 | 燕山大学 | High-precision electric servo double-faced grinding machine |
| CN104400621A (en) * | 2014-10-17 | 2015-03-11 | 成都泰美克晶体技术有限公司 | Novel drive disengagement device for upper grinding disc and lower grinding disc of double-face grinding machine |
| CN105690256A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Worm and gear driving device for double-plane grinding machine main shaft and installation adjustment method for worm and gear driving device |
| CN109366357A (en) * | 2018-12-15 | 2019-02-22 | 宇环数控机床股份有限公司 | A kind of planet shafting drive mechanism for single side grinding grinder |
| CN111791140A (en) * | 2020-07-20 | 2020-10-20 | 佛山市百事达自动化焊接科技有限公司 | Energy-saving circular tube polishing machine |
| CN111872789A (en) * | 2020-08-27 | 2020-11-03 | 伍若峰 | Quasi-planetary low-speed high-precision ball valve core grinding machine tool |
-
2010
- 2010-05-19 CN CN2010101758386A patent/CN101947754A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699786A (en) * | 2012-06-08 | 2012-10-03 | 云浮市科特机械有限公司 | Automatic stone side line grinding and polishing machine with quick head switching device |
| CN102699786B (en) * | 2012-06-08 | 2014-07-16 | 云浮市科特机械有限公司 | Automatic stone side line grinding and polishing machine with quick head switching device |
| CN103331661A (en) * | 2013-06-06 | 2013-10-02 | 燕山大学 | High-precision electric servo double-faced grinding machine |
| CN103331661B (en) * | 2013-06-06 | 2015-09-16 | 燕山大学 | The high-accuracy twin grinder of electrical servo |
| CN104400621A (en) * | 2014-10-17 | 2015-03-11 | 成都泰美克晶体技术有限公司 | Novel drive disengagement device for upper grinding disc and lower grinding disc of double-face grinding machine |
| CN105690256A (en) * | 2016-04-14 | 2016-06-22 | 湖南汉诺科技有限公司 | Worm and gear driving device for double-plane grinding machine main shaft and installation adjustment method for worm and gear driving device |
| CN105690256B (en) * | 2016-04-14 | 2018-06-22 | 湖南汉诺科技有限公司 | Biplane grinding machine spindle worm and gear driving device and its installation adjusting method |
| CN109366357A (en) * | 2018-12-15 | 2019-02-22 | 宇环数控机床股份有限公司 | A kind of planet shafting drive mechanism for single side grinding grinder |
| CN109366357B (en) * | 2018-12-15 | 2023-09-22 | 宇环数控机床股份有限公司 | Planetary shaft system transmission structure for single-sided grinding machine |
| CN111791140A (en) * | 2020-07-20 | 2020-10-20 | 佛山市百事达自动化焊接科技有限公司 | Energy-saving circular tube polishing machine |
| CN111872789A (en) * | 2020-08-27 | 2020-11-03 | 伍若峰 | Quasi-planetary low-speed high-precision ball valve core grinding machine tool |
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Application publication date: 20110119 |