CN100546769C - The grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine - Google Patents

The grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine Download PDF

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Publication number
CN100546769C
CN100546769C CNB2007103072459A CN200710307245A CN100546769C CN 100546769 C CN100546769 C CN 100546769C CN B2007103072459 A CNB2007103072459 A CN B2007103072459A CN 200710307245 A CN200710307245 A CN 200710307245A CN 100546769 C CN100546769 C CN 100546769C
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China
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bistrique
driving mechanism
swing
control motor
gear
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Expired - Fee Related
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CNB2007103072459A
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CN101214630A (en
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王扬渝
石林
赵章风
张宪
计时鸣
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Abstract

A kind of grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine, comprise runing rest, rotation control motor, rotary teeth wheel shaft, rotary transmission gear and the rotating shaft of fixedlying connected with bistrique, described rotation control motor is installed on the runing rest, the output shaft of described rotation control motor connects with the rotary teeth wheel shaft, described rotary teeth wheel shaft and rotary transmission gear engagement, described rotary transmission gear is fixedly set on the described rotating shaft, described rotating shaft is installed on the described runing rest by bearing, and described grinding wheel head driving mechanism also comprises the bistrique swing mechanism.The invention provides a kind of grinding wheel head driving mechanism with bistrique rotation, swing function, mold freedom curved surface flexible polishing machine that polishing efficiency is high.

Description

The grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine
Technical field
The present invention relates to the polishing machine field, especially a kind of grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine.
Background technology
In recent years, the development of mold manufacturing industry is swift and violent day by day, and involvement aspect is increasingly extensive.Such as automobile, aviation, boats and ships, toy, electronic product, civilian household electrical appliances etc., almost do not have can't be obtained.In mould was made, the surface of mold cavities such as plastics mould, compression mod, forge mould was complicated, the ratio height that free form surface is shared, processing technology difficulty maximum, very high to its surface roughness requirement, thus must carry out the die cavity polishing, to improve the service life of mould.And at present, finishing the method that shape processing adopted mainly is milling and electric processing method, and these methods often can not satisfy processing request, must carry out back processing for this reason, generally adopts manual polishing to carry out the back to process, and will consume many man-hours and expense.To the analysis showed that of some forging die production costs, present expense more than 30% all expends in the processing of back (mainly being manual polishing).At present, have only the big mould enterprise of minority to adopt full-automatic polisher lapper.Its reason is mainly automatic polishing machine and costs an arm and a leg, and realizes that the control ratio of predetermined polishing purpose is difficult, and only is applicable to the uniform polish of plane or simple surface, so rate of return on investment is low.Polishing accounts for 30%~50% of entire die manufacturing time its process time as one important procedure of mold cavity processing, and its cost accounts for 5%~30% of complete manufacturing cost, and polishing has become the bottleneck in the die manufacture.
Mold polish directly influences the quality of die quality, and the still manual polishing of the topmost polishing mode of free form surface mould at present exists that working ability is poor, polishing efficiency is low, labour intensity is big, to shortcomings such as polisher's experience, specification requirement height.Consult existing tradition and there is following shortcoming in novel free form surface polissoir: 1, the rubbing head of polissoir and free form surface contact area are little, and polishing efficiency is lower; 2, traditional flexible polishing instrument generally is to utilize spring or flexible polishing material to obtain to contact with the flexibility of being thrown between the curve surface of workpiece, with the bad adaptability of free form surface; 3, the free degree of polissoir polishing is more single, is difficult to realize multivariant polishing; 4, polish abrasive applies difficulty, the equipment therefor complexity; 5, ultrasonic mechanical polishing device is owing to be subjected to the restriction of ultrasonic amplitude and power, only is suitable for partial operations such as narrow, deep trouth, fillet, corner angle, and the large tracts of land polishing efficiency is low; 7, existing flexible polishing technology, has higher polishing precision, but because the excursion of pad material, polishing capsule rigidity is little, and the reason of real-time controlled difference, can't realize functions such as the size correction of mold freedom curved surface and the smart throwings of high efficiency.
Summary of the invention
For the only suitable plane or the simple surface that overcome existing mold freedom curved surface flexible polishing machine, do not have bistrique rotation, swing function, deficiency that polishing efficiency is low, the invention provides a kind of grinding wheel head driving mechanism with bistrique rotation and swing function, mold freedom curved surface flexible polishing machine that polishing efficiency is high.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine, comprise runing rest, rotation control motor, rotary teeth wheel shaft, rotary transmission gear and the rotating shaft of fixedlying connected with part of the grinding head, described rotation control motor is installed on the runing rest, the output shaft of described rotation control motor connects with the rotary teeth wheel shaft, described rotary teeth wheel shaft and rotary transmission gear engagement, described rotary transmission gear is fixedly set on the described rotating shaft, and described rotating shaft is installed on the described runing rest by bearing.
Further, described rotation control motor is a stepper motor.
Further again, described rotary transmission gear is the rotation split gear.
As preferred another kind of scheme: described driving mechanism comprises swing mechanism, described swing mechanism comprises the swinging axle support, swing control motor, the wobble gear axle, travelling gear, swinging axle and the bistrique mounting bracket of fixedlying connected with part of the grinding head, described rotation control motor is installed on the swinging axle support, the output shaft of described swing control motor connects with the wobble gear axle, described wobble gear axle and travelling gear engagement, described travelling gear is sleeved on the swinging axle, described swinging axle is fixedlyed connected with described bistrique mounting bracket, and described bistrique mounting bracket is fixedlyed connected with rotating shaft.
Described travelling gear is biplate half gear.
Described swing control motor is a stepper motor.
Described bistrique mounting bracket comprises left bistrique frame and right bistrique frame, described left bistrique frame and right bistrique frame are semi-cylindrical in configuration respectively, described left bistrique frame and right bistrique frame are sleeved on the bistrique axle, and described left bistrique frame is fixedlyed connected with right bistrique frame, and described right bistrique frame is fixedlyed connected with swinging axle.
As preferred another scheme: described part of the grinding head comprises bistrique free-wheeling system and bistrique, described bistrique free-wheeling system comprises bistrique axle, direct current generator and the direct current generator support that bistrique is installed, described direct current generator support is the bistrique mounting bracket, and described direct current generator is connected with bistrique through-drive with belt pulley by belt.
Technical conceive of the present invention is: under the effect of stepper motor, drive is connected rotatablely moving of rotary teeth wheel shaft on the stepper motor by key, gear on the rotary teeth wheel shaft is by the rotation of gears engaged driven rotary split gear, adopt the structure of split gear can reduce gear backlash, make transmission more steady, and rotating shaft and rotation split gear are fixed together; The integral body of swing module and bistrique module is fixed on the rotating shaft by bolt.Thereby the rotation by the control step motor, controlled the rotation of rotating shaft, thereby driven swing module and bistrique module whole and done to do on the X-Y plane certain arc track motion, thereby realize the arc track operation of bistrique, reach certain polishing purpose (being on the workbench surface) on the X-Y plane.
The bistrique axle is fixed on the right bistrique frame by left bistrique frame, and left bistrique frame and right bistrique frame are semi-cylindrical in configuration respectively, and right bistrique frame is fixed together by bolt and swinging axle; Under the effect of stepper motor, the wobble gear axle that is connected on the stepper motor by key is rotated, driving swing biplate half gear by gears engaged rotates, the structure of employing biplate half gear has promptly reduced the back lash and has saved the space again, and swinging axle and swing biplate half gear are fixed together.Thereby the rotation by the control step motor, control the rotation of swinging axle, thereby made bistrique frame integral body on the XZ plane, do certain angle swinging on demand, realized that therefore bistrique polishes by the angle of setting, reach certain polishing purpose.
Beneficial effect of the present invention mainly shows: have bistrique rotation, swing function, polishing efficiency height.
Description of drawings
Fig. 1 is the structure chart of polishing machine of the present invention;
Fig. 2 is the front view of grinding wheel head driving mechanism
Fig. 3 is the left view of grinding wheel head driving mechanism;
Fig. 4 is the vertical view of grinding wheel head driving mechanism.
Fig. 5 is the schematic diagram of bistrique.
Fig. 6 is the schematic diagram of rotary transmission gear.
Fig. 7 is the schematic diagram of swing travelling gear.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
With reference to Fig. 1~Fig. 7, a kind of grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine, comprise runing rest 13, rotation control motor 29, rotary teeth wheel shaft 34, rotary transmission gear and the rotating shaft 32 of fixedlying connected with bistrique, described rotation control motor 29 is installed on the runing rest 13, the output shaft of described rotation control motor 29 connects with rotary teeth wheel shaft 34, described rotary teeth wheel shaft 34 and rotary transmission gear engagement, described rotary transmission gear is fixedly set on the described rotating shaft 32, and described rotating shaft 32 is installed on the described runing rest 13 by bearing.
Described rotation control motor 29 is a stepper motor.Rotary transmission gear is rotation split gear 8 and 9.
The bistrique swing mechanism, comprise swinging axle support 38, swing control motor 75, wobble gear axle 70, swing travelling gear, swinging axle 47 and the bistrique mounting bracket that is connected with bistrique, described swing control motor 75 is installed on the swinging axle support 38, the output shaft of described swing control motor 75 connects with wobble gear axle 70, described wobble gear axle 70 and the engagement of swing travelling gear, described swing travelling gear is sleeved on the swinging axle 47, described swinging axle 47 is fixedlyed connected with described bistrique mounting bracket, and described bistrique mounting bracket is fixedlyed connected with rotating shaft 32.
Described swing travelling gear is biplate half gear 25 and 26.Described swing control motor 75 is a stepper motor.Described bistrique mounting bracket comprises left bistrique frame 46 and right bistrique frame 44, described left bistrique frame 46 is semi-cylindrical in configuration respectively with right bistrique frame 44, described left bistrique frame 46 and right bistrique frame 44 are sleeved on the bistrique axle 68, described left bistrique frame 46 is fixedlyed connected with right bistrique frame 44, and described right bistrique frame 44 is fixedlyed connected with swinging axle 47.
Part of the grinding head also comprises the bistrique free-wheeling system, described bistrique free-wheeling system comprises bistrique axle 68, direct current generator and the direct current generator support 40 that bistrique is installed, described bistrique mounting bracket is a direct current generator support 40, and described direct current generator is in transmission connection by belt and belt pulley and bistrique axle 68.
The arc track operation of the bistrique 49 of present embodiment on X-Y plane realizes by rotary module.
Its structure is: be made up of runing rest 13, stepper motor, rotary teeth wheel shaft 34, rotation split gear 8 and 9, rotating shaft 32 and each part of matching with rotating shaft 32.
Its operation principle is: under the effect of rotation control motor 29, drive is connected rotatablely moving of rotary teeth wheel shaft 34 on the rotation control motor 29 by key, gear on the rotary teeth wheel shaft 34 is by gears engaged driven rotary split gear 8 and 9 rotations, adopt the structure of split gear can reduce gear backlash, make transmission more steady, and rotating shaft 32 is fixed together with rotation split gear 8 and 9; The integral body of swing module and bistrique module is fixed on the rotating shaft 32 by bolt.Thereby the rotation of rotating control motor 29 by control, controlled the rotation of rotating shaft 32, thereby driven swing module and bistrique module whole and done to do on the X-Y plane certain arc track motion, thereby realize the arc track operation of bistrique 49, reach certain polishing purpose (being on the workbench surface) on the X-Y plane.
Bistrique 49 is realized by the swing module by the polishing of carrying out in certain pivot angle scope.
Its structure is: described swing module mainly comprises: stepper motor, wobble gear axle 70, swinging axle 47, swing split gear 25 and 26, bistrique frame a 46 and bistrique frame b 44, swinging axle support 38, direct current generator support 40.
The bistrique axle is fixed on the right bistrique frame 44 by left bistrique frame 46, and right bistrique frame 44 is fixed on the direct current generator support 40, and direct current generator support 40 is fixed together by bolt with swinging axle 47, thereby bistrique module and swinging axle 47 are fixed together; Under the effect of stepper motor, the wobble gear axle 70 that is connected on the stepper motor by key is rotated, drive swing split gear 25 and 26 and make engaged transmission, and swinging axle 47 is fixed together with swing split gear 25 and 26, thereby when swinging axle 47 produces rotation, make bistrique frame integral body that certain angle swinging be arranged on the XZ plane, realized that bistrique 49 polishes by the angle of setting, reach certain polishing purpose.
Bistrique 49 is fixed on the bistrique axle 68, bistrique axle 68 links to each other with direct current generator 39 on being fixed on direct current generator support 40 by belt and belt pulley, under the effect of direct current generator 39 motors, drive the moving bistrique axle 68 of mill around the rotation of Z axle by belt and belt pulley, thereby realize the rotation of bistrique 49 under certain rotating speed.

Claims (6)

1, a kind of grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine, described grinding wheel head driving mechanism comprises runing rest, rotation control motor, rotary teeth wheel shaft, rotary transmission gear and the rotating shaft of fixedlying connected with part of the grinding head, described rotation control motor is installed on the runing rest, the output shaft of described rotation control motor connects with the rotary teeth wheel shaft, described rotary teeth wheel shaft and rotary transmission gear engagement, described rotary transmission gear is fixedly set on the described rotating shaft, and described rotating shaft is installed on the described runing rest by bearing; It is characterized in that:
Described driving mechanism comprises swing mechanism, described swing mechanism comprises the swinging axle support, swing control motor, the wobble gear axle, the swing travelling gear, swinging axle and the bistrique mounting bracket of fixedlying connected with part of the grinding head, described swing control motor is installed on the swinging axle support, the output shaft of described swing control motor connects with the wobble gear axle, described wobble gear axle and the engagement of swing travelling gear, described swing travelling gear is sleeved on the swinging axle, described swinging axle is fixedlyed connected with described bistrique mounting bracket, and described bistrique mounting bracket is fixedlyed connected with rotating shaft;
Described bistrique mounting bracket comprises left bistrique frame and right bistrique frame, described left bistrique frame and right bistrique frame are semi-cylindrical in configuration respectively, described left bistrique frame and right bistrique frame are sleeved on the bistrique axle, and described left bistrique frame is fixedlyed connected with right bistrique frame, and described right bistrique frame is fixedlyed connected with swinging axle.
2, the grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine as claimed in claim 1 is characterized in that: described rotation control motor is a stepper motor.
3, the grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine as claimed in claim 1 or 2 is characterized in that: described rotary transmission gear is the rotation split gear.
4, the grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine as claimed in claim 3 is characterized in that: described swing travelling gear is biplate half gear.
5, the grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine as claimed in claim 1 is characterized in that: described swing control motor is a stepper motor.
6, the grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine as claimed in claim 1, it is characterized in that: described part of the grinding head comprises bistrique free-wheeling system and bistrique, described bistrique free-wheeling system comprises bistrique axle, direct current generator and the direct current generator support that bistrique is installed, described direct current generator support is the bistrique mounting bracket, and described direct current generator is connected with bistrique through-drive with belt pulley by belt.
CNB2007103072459A 2007-12-29 2007-12-29 The grinding wheel head driving mechanism of mold freedom curved surface flexible polishing machine Expired - Fee Related CN100546769C (en)

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CN102672601B (en) * 2012-05-02 2014-08-20 西安交通大学 Double-beam grinding machine
CN105798734B (en) * 2016-03-15 2017-11-28 西安建筑科技大学 A kind of mold freedom curved surface burnishing device and polishing method
CN106239359B (en) * 2016-09-27 2018-06-19 中国科学院上海光学精密机械研究所 A kind of floating grinding head and polishing head mechanism
CN106737090A (en) * 2017-02-13 2017-05-31 珠海东荣金属制品有限公司 One kind automation polishing machine
CN108515436A (en) * 2018-02-10 2018-09-11 浙江工业大学 It is a kind of to be used for large complicated carved flexible polishing function module
CN110434716B (en) * 2019-08-16 2024-04-26 天津大学 Force/position controllable surface type self-adaptive polishing device and method
CN113927651A (en) * 2020-07-13 2022-01-14 广东博智林机器人有限公司 Adsorption structure and cutting machine with same
CN114055319B (en) * 2020-07-29 2022-11-04 宇晶机器(长沙)有限公司 Eccentric oscillating type polishing machine
CN117620845A (en) * 2024-01-26 2024-03-01 福建百麒达自动化科技有限公司 Numerical control four-axis arc plate polishing machine and processing flow

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Publication number Priority date Publication date Assignee Title
US5645473A (en) * 1995-03-28 1997-07-08 Ebara Corporation Polishing apparatus
CN2484149Y (en) * 2001-07-10 2002-04-03 霍秀荣 Oscillating grinding head of polishing machine
CN1880017A (en) * 2005-06-17 2006-12-20 浙江工业大学 Electric pneumatic adjustable flexible polishing tool
CN101041224A (en) * 2006-12-31 2007-09-26 西安工业大学 Method and device of processing the contacting surface of the digital controlled lines
CN200958558Y (en) * 2006-07-07 2007-10-10 胡维朗 Gear transmission
CN101049679A (en) * 2007-05-09 2007-10-10 浙江工业大学 Spindle drive of accurate doublefaced polisher

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645473A (en) * 1995-03-28 1997-07-08 Ebara Corporation Polishing apparatus
CN2484149Y (en) * 2001-07-10 2002-04-03 霍秀荣 Oscillating grinding head of polishing machine
CN1880017A (en) * 2005-06-17 2006-12-20 浙江工业大学 Electric pneumatic adjustable flexible polishing tool
CN200958558Y (en) * 2006-07-07 2007-10-10 胡维朗 Gear transmission
CN101041224A (en) * 2006-12-31 2007-09-26 西安工业大学 Method and device of processing the contacting surface of the digital controlled lines
CN101049679A (en) * 2007-05-09 2007-10-10 浙江工业大学 Spindle drive of accurate doublefaced polisher

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