CN102189477A - Large bearing ultra-precision grinding machine - Google Patents

Large bearing ultra-precision grinding machine Download PDF

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Publication number
CN102189477A
CN102189477A CN2011100833882A CN201110083388A CN102189477A CN 102189477 A CN102189477 A CN 102189477A CN 2011100833882 A CN2011100833882 A CN 2011100833882A CN 201110083388 A CN201110083388 A CN 201110083388A CN 102189477 A CN102189477 A CN 102189477A
Authority
CN
China
Prior art keywords
fixed
bearing
seat board
grinding machine
trimmer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011100833882A
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Chinese (zh)
Inventor
崔茂林
阎禄昌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHANGZHI ROLLING BEARING MANUFACTURING Co Ltd
Original Assignee
CHANGZHI ROLLING BEARING MANUFACTURING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHANGZHI ROLLING BEARING MANUFACTURING Co Ltd filed Critical CHANGZHI ROLLING BEARING MANUFACTURING Co Ltd
Priority to CN2011100833882A priority Critical patent/CN102189477A/en
Publication of CN102189477A publication Critical patent/CN102189477A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a large bearing ultra-precision grinding machine belonging to the technical field of large bearing ring precise grinding equipment, and discloses a large bearing ultra-precision grinding machine capable of finishing the precise grinding of a large bearing with a maximum diameter of 600 mm. The technical scheme is as follows: a grinding machine ram is mounted on a machine bed; an end surface trimmer and a bearing convexity ultra-precision grinding head are fixed on the grinding machine ram; a headstock is mounted on one end of the machine bed; a spindle is mounted in the headstock; an electromagnetic coreless chuck is mounted at one end of the spindle and corresponds to the position of the end surface trimmer; and the end surface trimmer has such a structure that a bracket is fixed on the grinding machine ram through a bolt, a base plate is fixed on the bracket, a first cross guide rail is fixed on the base plate, a middle base plate is mounted on the first cross guide rail, an upper dovetail plate is mounted on a dovetail-shaped guide rail of the middle base plate, a trimming motor is fixed on the upper dovetail plate, and an output shaft of the trimming motor is provided with a bowl-shaped grinding shell. The large bearing ultra-precision grinding machine disclosed by the invention can realize the ultra-precision grinding of large bearing rings.

Description

The large size bearing super lapping machine
Technical field
Large size bearing super lapping machine of the present invention belongs to large-scale bearing ring smooth grinding equipment technical field.
Background technology
The lapping machine that does not have special-purpose grinding extra large size bearing at present, the method of grinding large-scale bearing ring is to replace lapping machine with polishing machine, the polishing machine structure is simple, a chuck just has been installed on main shaft, wooden unit applies strength manually, use the polishing cloth lappingout, can only throw bright outward appearance, can not improve circularity, percent ripple, the linearity on bearing working surface.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, discloses a kind of large size bearing super lapping machine, and maximum can the lappingout diameter be the large size bearing of 600mm.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: the large size bearing super lapping machine, comprise end face trimmer, the super smart head of bearing convexity, grinding machine ram, headstock, main shaft, electric magnetic no-core chuck and lathe bed, the grinding machine ram is installed on the lathe bed, be fixed with the super smart head of end face trimmer and bearing convexity on the grinding machine ram, an end of lathe bed is equipped with headstock, and main shaft is installed in the headstock, the electric magnetic no-core chuck is installed in an end of main shaft, and is corresponding with the position of end face trimmer.
The structure of described end face trimmer is: the support of end face trimmer is by being bolted on the grinding machine ram, seat board is fixed on the support, the first right-angled intersection guide rail is fixed on the seat board, on the first right-angled intersection guide rail middle seat board is installed, on the dovetail slideway of seat board, vertical adjustment handwheel is installed on the dovetail upper plate during the dovetail upper plate is installed in, horizontal adjustment handwheel is installed on the middle seat board, the finishing motor is fixed on the dovetail upper plate, on the output shaft of finishing motor flaring cup wheel is installed.
The structure of the super smart head of bearing convexity is: following seat board is by cushion block and be bolted on the grinding machine ram, installing plate is installed in down on the dovetail slideway of seat board, laterally adjust leading screw and be fixed on down on the seat board, laterally adjust the lower end that retainer on the leading screw is fixed on installing plate.
The both sides of installing plate respectively are equipped with secondary second a right-angled intersection guide rail, the traverse feed oil cylinder is installed in the centre of installing plate, the piston rod of traverse feed oil cylinder is fixed on a side of sliding platform, the length feed oil cylinder is installed in a side of sliding platform by gripper shoe, the piston rod of length feed oil cylinder is installed in the sliding platform, two secondary the 3rd right-angled intersection guide rails vertically are installed on sliding platform, and case takes place and is fixed on the piston rod of length feed oil cylinder by a platform in vibration.
The structure of described vibration generation case is: vibration motor is installed in the casing top, and the vibration head is fixed on casing one side, in the termination of vibration head jackscrew and oilstone is installed.
Compared with prior art, the present invention has following beneficial effect.
The present invention can the fine abrasive large-scale bearing ring, rational in infrastructure, easy to operate, safety, and operating efficiency is doubled, and has improved circularity, percent ripple, the linearity on bearing working surface, and the quality of large-scale bearing ring is improved greatly.
Description of drawings
The present invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the enlarged drawing of end face trimmer among the present invention.
Fig. 3 is the enlarged drawing of the super smart head of middle (center) bearing convexity of the present invention.
Among the figure: 1 is the end face trimmer, 2 is the super smart head of bearing convexity, 3 is the grinding machine ram, 4 is headstock, 5 is main shaft, 6 is the electric magnetic no-core chuck, 7 is lathe bed, 8 is support, 9 is the first right-angled intersection guide rail, 10 is seat board, 11 is the dovetail upper plate, 12 is middle seat board, 13 is vertically to adjust handwheel, 14 is laterally to adjust handwheel, 15 are the finishing motor, 16 is flaring cup wheel, 17 are following seat board, 18 is cushion block, 19 is installing plate, 20 is laterally to adjust leading screw, 21 are the traverse feed oil cylinder, 22 is sliding platform, 23 is the length feed oil cylinder, 24 is gripper shoe, 25 are vibration generation case, 26 is vibration motor, 27 are the vibration head, 28 is jackscrew, 29 is oilstone, 30 is the second right-angled intersection guide rail, 31 is the 3rd right-angled intersection guide rail.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, large size bearing super lapping machine of the present invention, comprise end face trimmer 1, super smart 2 of bearing convexity, grinding machine ram 3, headstock 4, main shaft 5, electric magnetic no-core chuck 6 and lathe bed 7, grinding machine ram 3 is installed on the lathe bed 7, be fixed with super smart 2 of end face trimmer 1 and bearing convexity on the grinding machine ram 3, an end of lathe bed 7 is equipped with headstock 4, and main shaft 5 is installed in the headstock 4, electric magnetic no-core chuck 6 is installed in an end of main shaft 5, and is corresponding with the position of end face trimmer 1.
The structure of described end face trimmer 1 is: the support 8 of end face trimmer 1 is by being bolted on the grinding machine ram 3, seat board 10 is fixed on the support 8, the first right-angled intersection guide rail 9 is fixed on the seat board 10, seat board 12 in being equipped with on the first right-angled intersection guide rail 9, dovetail upper plate 11 is installed on the dovetail slideway of middle seat board 12, vertical adjustment handwheel 13 is installed on the dovetail upper plate 11, on the middle seat board 12 horizontal adjustment handwheel 14 is installed, finishing motor 15 is fixed on the dovetail upper plate 11, on the output shaft of finishing motor 15 flaring cup wheel 16 is installed.
The structure that the bearing convexity is super smart 2 is: following seat board 17 is by cushion block 18 and be bolted on the grinding machine ram 3, installing plate 19 is installed in down on the dovetail slideway of seat board 17, laterally adjust leading screw 20 and be fixed on down on the seat board 17, laterally adjust the lower end that retainer on the leading screw 20 is fixed on installing plate 19.
The both sides of installing plate 19 respectively are equipped with secondary second a right-angled intersection guide rail 30, traverse feed oil cylinder 21 is installed in the centre of installing plate 19, the piston rod of traverse feed oil cylinder 21 is fixed on a side of sliding platform 22, length feed oil cylinder 23 is installed in a side of sliding platform 22 by gripper shoe 24, the piston rod of length feed oil cylinder 23 is installed in the sliding platform 22, two secondary the 3rd right-angled intersection guide rails 31 vertically are installed on sliding platform 22, and case 25 takes place and is fixed on the piston rod of length feed oil cylinder 23 by a platform in vibration.
The structure of described vibration generation case 25 is: vibration motor 26 is installed in casing top, and vibration 27 is fixed on casing one side, in the termination of vibration 27 jackscrew 28 and oilstone 29 is installed.
The upper design of support 8 is height adjustable structure, makes the height-adjustable of support 8.
Grinding machine ram 3 is installed on the lathe bed 7, and by the rack-and-pinion transmission, grinding machine ram 3 can be done vertically to move back and forth on lathe bed 7.
In the end face trimmer 1, seat board 10 can be 100mm and move forward and backward, one first right-angled intersection guide rail 9 is adorned in seat board 10 tops, make end face trimmer 1 can be under the control of laterally adjusting handwheel 14 steadily sensitive make the horizontal rectilinear motion of 200mm, satisfy the reconditioning requirement of different sizes location end face, a dovetail upper plate 11 is installed above the first right-angled intersection guide rail 9, dovetail upper plate 11 usefulness are vertically adjusted handwheel 13 controls, do length feed, the length feed amount is 0~25mm.After reconditioning was finished, package unit was done 90 degree revolutions and is broken away from the workspace.
In super smart 2 of the bearing convexity, laterally adjust leading screw 20 and can do transverse movement along following seat board 17 by drive installation plate 19; Traverse feed oil cylinder 21 can drive sliding platform 22 and do transverse movement with respect to installing plate 19, the amount of feeding is 100mm, the two secondary second right-angled intersection guide rails 30 are adorned in traverse feed oil cylinder 21 both sides, can guarantee that traverse feed is steadily sensitive, when lappingout is worked, guarantee on working surface, to apply a constant compression force; Length feed oil cylinder 23 can drive vibration and case 25 takes place do the lengthwise movement of 200mm along the 3rd right-angled intersection guide rail 31, and it mainly acts on is to make vibration 27 district that enters and deactivate, and moves reciprocatingly when lappingout is worked.The vibration motor 26 that vibration takes place on the case 25 be a dc speed-regulating motor, and it drives an eccentric wheel and rotates, and makes small reciprocating motion be transferred to vibration 27, shakes about allowing vibration 27 do, and amplitude is 0~3mm, and frequency is 100~500 times/min.
When working, the present invention operates according to following steps.
The first step: electric magnetic no-core chuck 6 is fixing tight with large-scale bearing ring, and starter motor rotates large-scale bearing ring.
Second step: adjust end face trimmer 1, finishing motor 15 drives 16 pairs of bearing rings of flaring cup wheel and carries out the end face finishing.
The 3rd step: the primer fluid pressure oil pump, adjust super smart 2 aligned position of bearing convexity, start vibration motor 26 automatically, oilstone 29 enters workspace smooth grinding bearing ring.

Claims (3)

1. large size bearing super lapping machine, comprise end face trimmer (1), the super smart head of bearing convexity (2), grinding machine ram (3), headstock (4), main shaft (5), electric magnetic no-core chuck (6) and lathe bed (7), it is characterized in that: grinding machine ram (3) is installed on the lathe bed (7), be fixed with the super smart head of end face trimmer (1) and bearing convexity (2) on the grinding machine ram (3), one end of lathe bed (7) is equipped with headstock (4), main shaft (5) is installed in the headstock (4), electric magnetic no-core chuck (6) is installed in an end of main shaft (5), and is corresponding with the position of end face trimmer (1).
2. large size bearing super lapping machine according to claim 1, it is characterized in that: the structure of described end face trimmer (1) is: the support (8) of end face trimmer (1) is by being bolted on the grinding machine ram (3), seat board (10) is fixed on the support (8), the first right-angled intersection guide rail (9) is fixed on the seat board (10), on the first right-angled intersection guide rail (9) middle seat board (12) is installed, dovetail upper plate (11) is installed on the dovetail slideway of middle seat board (12), vertical adjustment handwheel (13) is installed on the dovetail upper plate (11), on the middle seat board (12) horizontal adjustment handwheel (14) is installed, finishing motor (15) is fixed on the dovetail upper plate (11), on the output shaft of finishing motor (15) flaring cup wheel (16) is installed.
3. large size bearing super lapping machine according to claim 1 and 2, it is characterized in that: the structure of the super smart head of bearing convexity (2) is: following seat board (17) is by cushion block (18) and be bolted on the grinding machine ram (3), installing plate (19) is installed in down on the dovetail slideway of seat board (17), laterally adjust leading screw (20) and be fixed on down on the seat board (17), laterally adjust the lower end that retainer on the leading screw (20) is fixed on installing plate (19);
The both sides of installing plate (19) respectively are equipped with secondary second a right-angled intersection guide rail (30), traverse feed oil cylinder (21) is installed in the centre of installing plate (19), the piston rod of traverse feed oil cylinder (21) is fixed on a side of sliding platform (22), length feed oil cylinder (23) is installed in a side of sliding platform (22) by gripper shoe (24), the piston rod of length feed oil cylinder (23) is installed in the sliding platform (22), two secondary the 3rd right-angled intersection guide rails (31) vertically are installed on sliding platform (22), and case (25) takes place and is fixed on the piston rod of length feed oil cylinder (23) by a platform in vibration;
The structure of described vibration generation case (25) is: vibration motor (26) is installed in the casing top, and vibration head (27) is fixed on casing one side, in the termination of vibration head (27) jackscrew (28) and oilstone (29) is installed.
CN2011100833882A 2011-04-02 2011-04-02 Large bearing ultra-precision grinding machine Pending CN102189477A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011100833882A CN102189477A (en) 2011-04-02 2011-04-02 Large bearing ultra-precision grinding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011100833882A CN102189477A (en) 2011-04-02 2011-04-02 Large bearing ultra-precision grinding machine

Publications (1)

Publication Number Publication Date
CN102189477A true CN102189477A (en) 2011-09-21

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394980A (en) * 2013-08-09 2013-11-20 浙江万金机械有限公司 Semi-automatic surface grinding machine for copper pipes
CN103600293A (en) * 2013-11-28 2014-02-26 哈尔滨轴承集团公司 Feeding system of 3MZ1410S outer groove grinder
CN103909457A (en) * 2014-04-08 2014-07-09 沪东重机有限公司 Repair tool for large low-speed diesel engine crankshaft thrust disc surface

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825596A (en) * 1986-12-18 1989-05-02 James Kinner Flywheel resurfacing method and apparatus
CN2050360U (en) * 1989-06-22 1990-01-03 开封轴承厂 Special grinding machine for external surface of ball
CN2491175Y (en) * 2001-03-21 2002-05-15 瓦房店轴承集团有限责任公司 Super-precision working appts. for bearing
CN1397405A (en) * 2001-07-18 2003-02-19 王玉璞 Multi-electrode electromagnetic chuck type superfine grinder
CN201006587Y (en) * 2006-09-15 2008-01-16 上海联合滚动轴承有限公司 Bearing outer ring circular cone double rollaway nests interior surface lapping machine
CN201645291U (en) * 2010-03-25 2010-11-24 浙江工业大学 Repairing and grinding machine tool of large-scale rolling bearing channel
CN202200163U (en) * 2011-04-02 2012-04-25 长治市滚动轴承制造有限公司 Bearing ring fine-grinding machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825596A (en) * 1986-12-18 1989-05-02 James Kinner Flywheel resurfacing method and apparatus
CN2050360U (en) * 1989-06-22 1990-01-03 开封轴承厂 Special grinding machine for external surface of ball
CN2491175Y (en) * 2001-03-21 2002-05-15 瓦房店轴承集团有限责任公司 Super-precision working appts. for bearing
CN1397405A (en) * 2001-07-18 2003-02-19 王玉璞 Multi-electrode electromagnetic chuck type superfine grinder
CN201006587Y (en) * 2006-09-15 2008-01-16 上海联合滚动轴承有限公司 Bearing outer ring circular cone double rollaway nests interior surface lapping machine
CN201645291U (en) * 2010-03-25 2010-11-24 浙江工业大学 Repairing and grinding machine tool of large-scale rolling bearing channel
CN202200163U (en) * 2011-04-02 2012-04-25 长治市滚动轴承制造有限公司 Bearing ring fine-grinding machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394980A (en) * 2013-08-09 2013-11-20 浙江万金机械有限公司 Semi-automatic surface grinding machine for copper pipes
CN103600293A (en) * 2013-11-28 2014-02-26 哈尔滨轴承集团公司 Feeding system of 3MZ1410S outer groove grinder
CN103909457A (en) * 2014-04-08 2014-07-09 沪东重机有限公司 Repair tool for large low-speed diesel engine crankshaft thrust disc surface
CN103909457B (en) * 2014-04-08 2016-03-09 沪东重机有限公司 For the repairing tool of automobile of large-sized low-speed crankshaft of diesel engine thrust card

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Effective date of abandoning: 20161116

C20 Patent right or utility model deemed to be abandoned or is abandoned