CN101811285B - Universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine - Google Patents

Universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine Download PDF

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Publication number
CN101811285B
CN101811285B CN2010101536889A CN201010153688A CN101811285B CN 101811285 B CN101811285 B CN 101811285B CN 2010101536889 A CN2010101536889 A CN 2010101536889A CN 201010153688 A CN201010153688 A CN 201010153688A CN 101811285 B CN101811285 B CN 101811285B
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grinding
fixed
gears
upper shell
motor
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CN101811285A (en
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张国辉
杨奇俊
王博昌
樊利军
张武刚
庞亮
呼延亮
李超宁
田沙
王俊岭
赵玮
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Qin Chuan Machine Tool & Tool Group Co., Ltd. joint-stock company
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Qinchuan Machinery Development Co Ltd Shaanxi Prov
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Abstract

The invention provides a universal grinding carriage for internal gears and external gears of a formed grinding wheel gear grinding machine, comprising a horizontal cantilever; the lower end surface of the horizontal cantilever is connected and fixed with a vertical grinding arm by a bolt; and the side surface of the lower end of the vertical grinding arm is fixed with a grinding head component. The grinding carriage is directly arranged on the formed grinding wheel gear grinding machine and not only can process external gears, but also can process internal gears; when the external gears are ground, the whole grinding carriage is rotated by 180 degrees only, and the grinding carriage has good rigidity; when helical gears are ground, a grinding wheel can not generate interference with workpieces; the grinding wheel has convenient repair and maintenance, low cost and high cost performance.

Description

Universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine
Technical field
The present invention relates to a kind of universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine.
Background technology
The machining kinds of existing big specification forming grinding wheel gear grinding machines is single, and internal tooth forming grinding wheel gear grinding machines can only machining interal, and external tooth forming grinding wheel gear grinding machines are generally only processed external gear.External tooth forming grinding wheel gear grinding machines are if machining interal, and first kind of scheme is that existing external tooth forming grinding wheel gear grinding machines grinding carriage is dismantled, and increase the special-purpose internal tooth forming grinding wheel gear grinding machines grinding carriage of a cover, cause cost to increase, and assembly difficulty improves.Second kind of scheme is on the framework of external tooth forming grinding wheel gear grinding machines grinding carriage, to increase by a cover internal tooth forming grinding wheel gear grinding machines emery wheel arm again; Not only cost increases; Assembly difficulty improves, and this structure of what is more important causes the rigidity of internal tooth emery wheel arm relatively poor, and during crushing; Need angle of revolution to solve the finishing problem, the revolution positioning accuracy is difficult for guaranteeing; Also have interference problem in addition, whole emery wheel arm will turn round during owing to the mill helical gear, if helical angle is excessive, emery wheel and workpiece then may interfere.Therefore above-mentioned two kinds of schemes all influence the machining accuracy and the assembly process process of whole lathe.
Summary of the invention
The technical problem that the present invention solves: design a kind of universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine, be installed on the forming grinding wheel gear grinding machines, can process external gear, again can machining interal.During the grinding external gear, only need the whole Rotate 180 of grinding carriage ° is got final product, and good rigidly.Emery wheel and workpiece can not interfere during the mill helical gear, and crushing is convenient.The complete machine cost is low, and cost performance is high.
The technical scheme that the present invention adopts: a kind of universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine, comprise horizontal boom, the lower surface of horizontal boom is fixedly connected with vertical mill arm through bolt, and the lower end side of vertically grinding arm is fixed with part of the grinding head.
Said vertical mill arm is made up of upper shell and traverse feed frame, and the upper surface of upper shell is fastened on the lower surface of horizontal boom through bolt, and the traverse feed frame is connected the lower surface of upper shell through horizontal guide rail; Level is equipped with motor I in the upper shell, is fixed with bearing on the front end face of upper shell, is fixed with big belt wheel on the output shaft of motor I; Level is equipped with screw mandrel I on the bearing; And screw mandrel I is positioned at the below of upper shell, and the front end of screw mandrel I is fixed with small pulley, and big belt wheel is connected with small pulley through being with synchronously; Level is equipped with rotating shaft I in the traverse feed frame; Vertical fixing has cover, and rotating shaft II vertically is housed in the cover, and decelerator is equipped with in the upper end of cover; Motor II is equipped with in the upper end of decelerator; And the output shaft of motor II is connected with input shaft of speed reducer, and the output shaft of decelerator connects with the upper end of rotating shaft II through shaft coupling I, and the fixing worm gear in rotating shaft I middle part is meshed with the fixing worm screw in rotating shaft II middle part; The top of traverse feed frame is shaped on lateral aperture, is fixed with feed screw nut I in the lateral aperture, and the rear end of screw mandrel I is arranged in lateral aperture, and feed screw nut I is sleeved on the rear end of screw mandrel I, and feed screw nut I is fixedly connected with the traverse feed frame with screw; The right-hand member of rotating shaft I is fixed with rotating disk, and part of the grinding head is fixed on the rotating disk.
Be shaped on rectangular through-hole on the lower surface of said upper shell, and rectangular through-hole be positioned at cover directly over, decelerator is arranged in rectangular through-hole, motor II is arranged in upper shell.
Vertical fixing has the dresser parts on the right side of said upper shell, and the dresser parts be positioned at part of the grinding head directly over.
The left end of said rotating shaft I is equipped with grating.
Said part of the grinding head is made up of bistrique housing, electric main shaft and emery wheel; The bistrique housing is fixedly connected on the rotating disk through the flange face of its left end; The electricity main shaft is horizontally fixed on the below of bistrique housing; The emery wheel level is installed in the top of bistrique housing, and the fixing small synchronous pulley of electric spindle nose is connected through the big synchronous pulley of fixing on band synchronously and the grinding wheel spindle.
Said dresser parts are made up of holder, lifting motor, trimmer housing, finishing motor and freeing wheel; The left side of holder is vertically fixed on the right side of upper shell, and its top is arranged in the cavity of horizontal boom; The upper end of holder is fixed with shaft coupling II; Be vertically installed with screw mandrel II; The upper end of shaft coupling II is fixed with lifting motor; The output shaft of lifting motor connects with screw mandrel II through shaft coupling II, and supporting plate is connected with holder through guide rail, and is connected with screw mandrel II through the fixing feed screw nut II in its upper end; The trimmer housing is fixed on the supporting plate; The finishing motor is fixed on the top of trimmer housing; Freeing wheel is installed in the below of trimmer housing, and fixing small synchronous pulley is connected through the big synchronous pulley of fixing on band synchronously and the freeing wheel main shaft on the finishing electric machine main shaft.
The lower outside of said bistrique housing is equipped with the tooth profile measurement device.
Advantage that the present invention compared with prior art has and effect:
1, the present invention adopts a cover grinding carriage to solve on the forming grinding wheel gear grinding machines and can process external gear, a difficult problem that again can machining interal.And during interior external tooth grinding conversion, only need the whole Rotate 180 of grinding carriage ° get final product, other comprises that circuit pipeline etc. all must not change, and has alleviated the workload of assembling greatly, and the overall structure rigidity strengthens greatly, has guaranteed machining accuracy.
When 2, the present invention grinds helical gear, need only the bistrique partial rotation be got final product, whole support section need not rotate, when having avoided grinding large helix angle workpiece, and the interference of emery wheel arm and workpiece.
3, the present invention removes trimming wheel without gyration, directly studies for a second time courses one has flunked whole emery wheel through the difference of two linear axis, and finishing is convenient, and dressing accuracy is high, and efficient is high.
4, under the situation that the present invention does not have to increase at cost, adopt a cover grinding carriage, both can grind internal gear, can grind external gear again, for the user has saved fund, cost performance is high.
Description of drawings
The structural representation of Fig. 1 during for grinding internal gear of the present invention;
The structural representation of Fig. 2 during for grinding external gear of the present invention;
Fig. 3 vertically grinds the structure cutaway view of arm for the present invention;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view;
Fig. 5 is the structural representation of part of the grinding head of the present invention;
Fig. 6 is the structural representation of dresser parts of the present invention.
The specific embodiment
In conjunction with accompanying drawing 1,3,4,5,6 first kind of embodiment of the present invention (grinding internal gear) described.
A kind of universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine, the lower surface left end of its horizontal boom 1 is fixedly connected with vertical mill arm 2 through bolt.Vertical mill arm 2 is made up of upper shell 4 and traverse feed frame 5, and the upper surface of upper shell 4 is fastened on the lower surface of horizontal boom 1 through bolt, and traverse feed frame 5 is connected the lower surface of upper shell 4 through horizontal guide rail 6; Level is equipped with motor I 7 in the upper shell 4; Be fixed with bearing 8 on the front end face of upper shell 4; Be fixed with big belt wheel 9 on the output shaft of motor I 7, level is equipped with screw mandrel I10 on the bearing 8, and screw mandrel I10 is positioned at the below of upper shell 4; The front end of screw mandrel I10 is fixed with small pulley 11, and big belt wheel 9 is connected with small pulley 11 through being with synchronously; Level is equipped with rotating shaft I12 in the traverse feed frame 5; Vertical fixing has cover 13, in the cover 13 rotating shaft II14 is housed vertically, and decelerator 16 is equipped with in the upper end of cover 13; Motor II 17 is equipped with in the upper end of decelerator 16; And the output shaft of motor II 17 is connected with the power shaft of decelerator 16, and the output shaft of decelerator 16 connects with the upper end of rotating shaft II 14 through shaft coupling I 18, and the fixing worm gear 15 in rotating shaft I 12 middle parts is meshed with the fixing worm screw 19 in rotating shaft II 14 middle parts; The top of traverse feed frame 5 is shaped on lateral aperture 20; Be fixed with feed screw nut I 21 in the lateral aperture 20; The rear end of screw mandrel I 10 is arranged in lateral aperture 20, and feed screw nut I 21 is sleeved on the rear end of screw mandrel I 10, and feed screw nut I 21 usefulness screws are fixedly connected with traverse feed frame 5; The right-hand member of rotating shaft I 12 is fixed with rotating disk 22, and part of the grinding head 3 is fixed on the rotating disk 22.The left end of rotating shaft I 12 is equipped with grating 37.Be shaped on rectangular through-hole 23 on the lower surface of upper shell 4, and rectangular through-hole 23 be positioned at the cover 13 directly over, decelerator 16 is arranged in rectangular through-hole 23, motor II 17 is arranged in upper shell 4.
Part of the grinding head 3 is made up of bistrique housing 24, electric main shaft 25 and emery wheel 26; Bistrique housing 24 is fixedly connected on the rotating disk 22 through the flange face of its left end; Electricity main shaft 25 is horizontally fixed on the below of bistrique housing 24; Emery wheel 26 levels are installed in the top of bistrique housing 24, and the fixing small synchronous pulley in electric main shaft 25 ends is connected through the big synchronous pulley of fixing on band synchronously and emery wheel 26 main shafts.The lower outside of bistrique housing 24 is equipped with tooth profile measurement device 38.
Vertical fixing has dresser parts 40 on the right side of upper shell 4.Dresser parts 40 are made up of holder 27, lifting motor 28, trimmer housing 29, finishing motor 30 and freeing wheel 31; The left side of holder 27 is vertically fixed on the right side of upper shell 4; And its top is arranged in the cavity of horizontal boom 1, and the upper end of holder 27 is fixed with shaft coupling II 32, is vertically installed with screw mandrel II 33; The upper end of shaft coupling II 32 is fixed with lifting motor 28; The output shaft of lifting motor 28 connects with screw mandrel II 33 through shaft coupling II 32, and supporting plate 35 is connected with holder 27 through guide rail 34, and is connected with screw mandrel II 33 through the fixing feed screw nut II 36 in its upper end; Trimmer housing 29 is fixed on the supporting plate 35; Finishing motor 30 is horizontally fixed on the top of trimmer housing 29; Freeing wheel 31 is installed in the below of trimmer housing 29; And make freeing wheel 31 be positioned at emery wheel 26 directly over, and fixing small synchronous pulley is connected through the big synchronous pulley of fixing on band synchronously and freeing wheel 31 main shafts on finishing motor 30 main shafts.
Operation principle: the right side with horizontal boom 1 of the present invention during use is fixed on the column 39 of forming grinding wheel gear grinding machines; Internal gear 41 to be processed is fixed on the workbench of forming grinding wheel gear grinding machines; Adjust the position of emery wheel 26, accomplish the grinding of internal gear 41 through control system control emery wheel 26 work of forming grinding wheel gear grinding machines.Only need after grinding is accomplished that tooth profile measurement device 38 is rotated counterclockwise 90 ° of arrival horizontal levels and can carry out tooth profile measurement.During the mill helical gear; Through 19 rotations of motor II 17 drive worm screws, worm screw 19 drives worm gears 15 rotations and makes rotating shaft I 12 rotations, and then driving part of the grinding head 3 rotates to an angle; Can realize helical gear grinding, the grating 37 that the anglec of rotation of rotating shaft I 12 is installed through its left end is measured.When needing trimming wheel 26; Control system control lifting motor 28, motor I 7 and 30 work of finishing motor through the forming grinding wheel gear grinding machines; Lifting motor 28 drives screw mandrel II 33 rotations; Feed screw nut II 36 on it drives supporting plates 35 along guide rail 34 upper and lower moving through suit, and the trimmer housing 29 that is fixed on the supporting plate 35 is moved up and down thereupon; Meanwhile, motor I 7 drives screw mandrel I 10 rotations, drives traverse feed framves 5 through the feed screw nut I 21 of suit on it and moves forward and backward; And then drive part of the grinding head 3 moves forward and backward; Finishing motor 30 drives freeing wheel 31 rotations, mends through the difference of two linear axis to make freeing wheel 31 contact trimming wheel with emery wheel 26, and dressing accuracy is high; Efficient is high, and is very convenient.
In conjunction with accompanying drawing 2,3,4,5,6 second kind of embodiment of the present invention (grinding external gear) described.
When needs grinding external gear 42; Only need vertically to grind arm 2 from be fastened on the middle part, lower surface of horizontal boom 1 after horizontal boom 1 unloads Rotate 180 ° once more through bolt; Thereby make the also whole Rotate 180 of part of the grinding head 3, trimmer 40 that connects on it °; Other comprises that circuit pipeline etc. all must not change, and its operation principle and grinding internal gear principle are basic identical.

Claims (7)

1. a universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine comprises horizontal boom (1), it is characterized in that: the lower surface of horizontal boom (1) is fixedly connected with vertical mill arm (2) through bolt, and the lower end side of vertically grinding arm (2) is fixed with part of the grinding head (3); Said vertical mill arm (2) is made up of upper shell (4) and traverse feed frame (5), and the upper surface of upper shell (4) is fastened on the lower surface of horizontal boom (1) through bolt, and traverse feed frame (5) is connected the lower surface of upper shell (4) through horizontal guide rail (6); The interior level of upper shell (4) is equipped with motor I (7); Be fixed with bearing (8) on the front end face of upper shell (4); Be fixed with big belt wheel (9) on the output shaft of motor I (7), bearing (8) is gone up level screw mandrel I (10) is housed, and screw mandrel I (10) is positioned at the below of upper shell (4); The front end of screw mandrel I (10) is fixed with small pulley (11), and big belt wheel (9) is connected with small pulley (11) through being with synchronously; Level is equipped with rotating shaft I (12) in the traverse feed frame (5); Vertical fixing has cover (13); In the cover (13) rotating shaft II (14) is housed vertically; Decelerator (16) is equipped with in the upper end of cover (13), and motor II (17) is equipped with in the upper end of decelerator (16), and the output shaft of motor II (17) is connected with the power shaft of decelerator (16); The output shaft of decelerator (16) connects with the upper end of rotating shaft II (14) through shaft coupling I (18), and the fixing worm gear (15) in rotating shaft I (12) middle part is meshed with the fixing worm screw (19) in rotating shaft II (14) middle part; The top of traverse feed frame (5) is shaped on lateral aperture (20); Be fixed with feed screw nut I (21) in the lateral aperture (20); The rear end of screw mandrel I (10) is arranged in lateral aperture (20), and feed screw nut I (21) is sleeved on the rear end of screw mandrel I (10), and feed screw nut I (21) is fixedly connected with traverse feed frame (5) with screw; The right-hand member of rotating shaft I (12) is fixed with rotating disk (22), and part of the grinding head (3) is fixed on the rotating disk (22).
2. universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine according to claim 1; It is characterized in that: be shaped on rectangular through-hole (23) on the lower surface of said upper shell (4); And rectangular through-hole (23) be positioned at cover (13) directly over; Decelerator (16) is arranged in rectangular through-hole (23), and motor II (17) is arranged in upper shell (4).
3. universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine according to claim 1; It is characterized in that: vertical fixing has dresser parts (40) on the right side of said upper shell (4), and dresser parts (40) be positioned at part of the grinding head (3) directly over.
4. universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine according to claim 1 is characterized in that: the left end of said rotating shaft I (12) is equipped with grating (37).
5. according to claim 1 or 2 or 3 or 4 described universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine; It is characterized in that: said part of the grinding head (3) is made up of bistrique housing (24), electric main shaft (25) and emery wheel (26); Bistrique housing (24) is fixedly connected on the rotating disk (22) through the flange face of its left end; Electricity main shaft (25) is horizontally fixed on the below of bistrique housing (24); Emery wheel (26) level is installed in the top of bistrique housing (24), and the fixing small synchronous pulley in electric main shaft (25) end is connected through the big synchronous pulley of fixing on band synchronously and emery wheel (26) main shaft.
6. according to the described universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine of claim
Figure FSB00000450577800021
, it is characterized in that: said dresser parts (40) are made up of holder (27), lifting motor (28), trimmer housing (29), finishing motor (30) and freeing wheel (31); The left side of holder (27) is vertically fixed on the right side of upper shell (4), and its top is arranged in the cavity of horizontal boom (1); The upper end of holder (27) is fixed with shaft coupling II (32); Be vertically installed with screw mandrel II (33); The upper end of shaft coupling II (32) is fixed with lifting motor (28); The output shaft of lifting motor (28) connects with screw mandrel II (33) through shaft coupling II (32), and supporting plate (35) is connected with holder (27) through guide rail (34), and is connected with screw mandrel II (33) through the fixing feed screw nut II (36) in its upper end; Trimmer housing (29) is fixed on the supporting plate (35); Finishing motor (30) is fixed on the top of trimmer housing (29); Freeing wheel (31) is installed in the below of trimmer housing (29), and fixing small synchronous pulley is connected through the big synchronous pulley of fixing on band synchronously and freeing wheel (31) main shaft on finishing motor (30) main shaft.
7. according to the described universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine of claim
Figure FSB00000450577800022
, it is characterized in that: the lower outside of said bistrique housing (24) is equipped with tooth profile measurement device (38).
CN2010101536889A 2010-04-20 2010-04-20 Universal grinding carriage for internal gears and external gears of formed grinding wheel gear grinding machine Active CN101811285B (en)

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CN104889502B (en) * 2015-05-13 2017-07-07 秦川机床工具集团股份公司 Large-scale gear grinding machines grinding carriage slewing equipment and its revolving-control method
CN108972329B (en) * 2018-08-10 2020-06-05 河南科技大学 Double-end-supported double-end-driven cycloid pin gear shell internal tooth grinding device
CN112840927A (en) * 2021-03-08 2021-05-28 宁夏佳立马铃薯产业有限公司 Film covering soil device and soil covering method for potato planting
CN116393767A (en) * 2023-03-31 2023-07-07 南京工大数控科技有限公司 Large-specification numerical control forming gear grinding machine

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US4780951A (en) * 1985-06-29 1988-11-01 Schaudt Maschinenbau Gmbh Apparatus for changing tools in grinding machines and the like
EP0257194A3 (en) * 1986-08-26 1990-05-02 Buderus Schleiftechnik GmbH Grinding machine for automatically grinding internal or external cylindrical surfaces, plane surfaces and/or internal and external threads
CN2319175Y (en) * 1997-11-07 1999-05-19 佛山市石湾区科信达陶瓷设备有限公司 Eight grinding wheel grinding head of polishing machine
CN2790674Y (en) * 2005-04-12 2006-06-28 柏阳精密机械股份有限公司 Guiderail grinding spindle head device
CN2850786Y (en) * 2005-12-15 2006-12-27 天津第一机床总厂 Bidirectional flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine

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CN201735909U (en) * 2010-04-20 2011-02-09 陕西秦川机械发展股份有限公司 Universal grinding wheel carriage for inner and outer gears of gear-grinding machine for formed grinding wheel

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
US4780951A (en) * 1985-06-29 1988-11-01 Schaudt Maschinenbau Gmbh Apparatus for changing tools in grinding machines and the like
EP0257194A3 (en) * 1986-08-26 1990-05-02 Buderus Schleiftechnik GmbH Grinding machine for automatically grinding internal or external cylindrical surfaces, plane surfaces and/or internal and external threads
CN2319175Y (en) * 1997-11-07 1999-05-19 佛山市石湾区科信达陶瓷设备有限公司 Eight grinding wheel grinding head of polishing machine
CN2790674Y (en) * 2005-04-12 2006-06-28 柏阳精密机械股份有限公司 Guiderail grinding spindle head device
CN2850786Y (en) * 2005-12-15 2006-12-27 天津第一机床总厂 Bidirectional flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine

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