CN102366846B - Improved structure of gear locating device in gear processing machine - Google Patents

Improved structure of gear locating device in gear processing machine Download PDF

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Publication number
CN102366846B
CN102366846B CN 201110308654 CN201110308654A CN102366846B CN 102366846 B CN102366846 B CN 102366846B CN 201110308654 CN201110308654 CN 201110308654 CN 201110308654 A CN201110308654 A CN 201110308654A CN 102366846 B CN102366846 B CN 102366846B
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China
Prior art keywords
gear
tailstock
improved structure
revolving body
fixed station
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Expired - Fee Related
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CN 201110308654
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CN102366846A (en
Inventor
吕琦
王伟雄
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Ningbo Haishu Taisheng Cnc Equipment Co ltd
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NINGBO YINZHOU TAISHENG NUMERICAL CONTROL EQUIPMENT CO Ltd
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Priority to CN 201110308654 priority Critical patent/CN102366846B/en
Publication of CN102366846A publication Critical patent/CN102366846A/en
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Abstract

The invention belongs to the technical field of machinery and provides an improved structure of a gear locating device in a gear processing machine. The improved structure comprises a working platform capable of rotating and a locating mechanism matched with the working platform, wherein the locating mechanism comprises an upright post, a tailstock, a locating thimble and a power mechanism, the tailstock is arranged on the upright post and can move up and down under the driving action of the power mechanism, the locating thimble is arranged on the tailstock and is opposite to the working platform, and after a gear to be processed is placed on the working platform, the power mechanism drives the tailstock to move so as to enable the locating thimble to locate the gear on the working platform. The improved structure provided by the invention has the advantages that the locating thimble and the working platform are matched to locate the gear, a revolving part bearing to bear a radial load is arranged in the working platform, a tapered roller bearing is arranged to bear an axial load, and the two bearings are combined and arranged to enable a main shaft to jump in a small range, thus enabling rotating speed and torque of the whole working platform to be high, ensuring high-speed rotation of the gear and further improving processing accuracy and efficiency of the gear.

Description

Improved structure of gear positioning device in a kind of gear-shaping machine
Technical field
The invention belongs to field of mechanical technique, relate to a kind of gear-shaping machine, be specifically related to the improved structure of gear positioning device in a kind of gear-shaping machine.
Background technology
in engineering goods, the product of gear class has accounted for major part, all generally to fix cutter by tool driving device in gear-shaping machine, workpiece to be processed is placed on workbench, locate gear by positioner, after worktable rotary then by the workpiece of rotary cutter and rotation intermeshing make cutter on the axle of workpiece reciprocating with Workpiece shaping needed gear shape, existing positioner is due to design problem on structure, not only mainly adopt this mode that is slidably matched between workbench and bearing, make the gap increase, it is large that coefficient of friction becomes, and whole positioner exists rotating speed low in the gear rotation, the problems such as moment of torsion is little, limited like this scope of application of processing machine, and machine work less stable in rotary course, crudy and the operating efficiency of gear have been affected.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, and provides a kind of location firm, working stability safety, the improved structure of gear positioning device in the gear-shaping machine of high efficiency.
the present invention solves the problems of the technologies described above the technical scheme that adopts: the improved structure of gear positioning device in a kind of gear-shaping machine, it is characterized in that, comprise the workbench that can produce rotation and the detent mechanism that matches with workbench, described detent mechanism comprises column, tailstock, location thimble and actuating unit, described tailstock is arranged on column, and can move up and down under the drive of actuating unit, the location thimble is arranged on tailstock and is relative with workbench, described workbench comprises fixed station, revolution working body and driving mechanism, described revolution working body is comprised of the revolution table top body and the revolving body that are mutually permanently connected, revolving body is arranged in fixed station, driving mechanism is arranged on the fixed station bottom and is connected with revolving body and drives revolving body and rotates, be provided with many group angular contact bearings between fixed station top and revolving body, contacting between angular contact bearing and revolving body is angular contact, be provided with on the axial direction of angular contact bearing edge revolving body for first lock nut of regulating the angular contact bearing gap, be provided with cylinder roller bearing between fixed station bottom and revolving body, after gear to be processed is placed on the revolution working body, actuating unit drive tailstock moves and makes the location thimble that gear is positioned.
Here gear to be processed is to be located on gear by suitable fixture, then the end with fixture is inserted on workbench, the fixture other end just positions by the location thimble, and workbench produces and rotates the outer flank of tooth that rotates and pass through the tool sharpening gear with this driven gear like this.
here bear radial load by cylinder roller bearing is set, bear axial load by angular contact bearing is set, adopt two kinds of bearing combinations to install the revolution working body is beated in very little scope, guaranteed the reliable High Rotation Speed of revolution working body, turn round simultaneously working body and can produce very large caloric value when High Rotation Speed, can cause Bearing Temperature, produce distortion, and the bearing after distortion has directly changed the pretension situation of bearing, the stiffness characteristics of bearing and the assembly quality of main shaft and other parts have been affected, can make damage of bearings when serious, power transmission accuracy and utilization rate meeting variation, do not have corresponding structure to adjust in existing in good time, here by regulating the elasticity of angular contact bearing gap, just can well control the caused problem of temperature, thereby guarantee the even running of revolution working body, make whole workbench guarantee that rotating speed is high, high moment of torsion.
Specifically comprise for optimizing the such scheme Adopts measure:
In improved structure of gear positioning device in above-mentioned a kind of gear-shaping machine, described actuating unit is cylinder, be provided with connecting axle on the output of cylinder, connecting axle is fixedly connected with tailstock, be provided with fixed head between connecting axle and tailstock, also be provided with pulley in column, be provided with balancing weight on pulley.Here drive tailstock by cylinder and move up and down, it is because tailstock has certain gravity that balancing weight is set in addition, makes tailstock guarantee the two ends balance by balancing weight, is more conducive to the tailstock even running.
In gear positioning device in above-mentioned a kind of gear-shaping machine, be provided with sleeve on described column, the location thimble is arranged on column by sleeve.Here the effect of sleeve is to locate thimble in order to firmly fix, and prevents from coming off in the pressure process of top.
In improved structure of gear positioning device in above-mentioned a kind of gear-shaping machine, described driving mechanism comprises motor and reductor, described reductor is connected with motor, the output shaft of reductor is that interference fit is connected with revolving body, and motor drives the rotation of revolution working body after reductor slows down the increase moment of torsion.Here the output shaft of reductor and revolving body are that interference fit makes position error reduce, can guarantee the validity of transmission of power, the effect of reductor is that the outputting power to motor slows down to increase moment of torsion, then passes to revolving body, thereby guarantees the high-speed smooth operation.
In improved structure of gear positioning device in above-mentioned a kind of gear-shaping machine, the cylinder roller bearing place in described revolving body also is provided with the second lock nut, pins cylinder roller bearing by the second lock nut.Here regulate the elasticity of cylinder roller bearing by the second lock nut, just can well control the caused problem of temperature, thereby guarantee the even running of revolving body, improved machining accuracy and the efficient of gear.
In improved structure of gear positioning device in above-mentioned a kind of gear-shaping machine, be provided with stifle between described fixed station top and revolution table top body, has step surface on fixed station, described stifle end face is fixed on step surface lower than step surface and by hexagon socket cap head screw, also be provided with the deceleration mantle between described reductor and fixed station bottom, the deceleration mantle also is fixed on the oral area of fixed station lower end by hexagon socket cap head screw.Here pack into luggage by reductor and join, prevent that introduced contaminants from entering High Rotation Speed generation interference.
Compared with prior art, the invention has the advantages that by the location thimble coordinates the location to live gear with workbench, and the revolving body bearing is set in workbench bears radial load, by being set, taper roll bearing bears axial load, adopt two kinds of bearing combinations to install main shaft is beated in very little scope, make whole workbench guarantee that rotating speed is high, high moment of torsion, guarantee the High Rotation Speed of gear, thereby improved machining accuracy and the efficient of gear.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the gear positioning device in this gear-shaping machine.
Fig. 2 is the detent mechanism structural representation in Fig. 1;
Fig. 3 is the structural representation of workbench in Fig. 1.
The specific embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
In figure, fixed station 1; Step surface 1a; Revolution working body 2; Driving mechanism 3; Revolution table top body 4; Revolving body 5; Motor 6; Reductor 7; Output shaft 7a; Hexagon socket cap head screw 8; Angular contact bearing 9; The first lock nut 10; Cylinder roller bearing 11; The second lock nut 12; Deceleration mantle 13; Stifle 14; Workbench 15; Detent mechanism 16; Column 17; Tailstock 18; Location thimble 19; Cylinder 20; Connecting axle 21; Fixed head 22; Pulley 23; Balancing weight 24; Sleeve 25.
As shown in Figure 1, the improved structure of gear positioning device in this gear-shaping machine comprises the workbench 15 that can produce rotation and the detent mechanism 16 that matches with workbench 15, and detent mechanism 16 comprises column 17, tailstock 18, location thimble 19 and cylinder 20 etc.
As shown in Figure 3, workbench 15 is for gear to be processed is fixed specifically, and rely on these workbench 15 driven gears to rotate, mainly comprise fixed station 1, revolution working body 2 and driving mechanism 3, driving mechanism 3 comprises motor 6 and reductor 7, and reductor 7 is connected with motor 6.
revolution working body 2 is comprised of the revolution table top body 4 and the revolving body 5 that are mutually permanently connected, revolving body 5 is arranged in fixed station 1, be provided with many group angular contact bearings 9 between fixed station 1 top and revolving body 5, contacting between angular contact bearing 9 and revolving body 5 is angular contact, the quantity of angular contact bearing 9 is 3 groups in the present embodiment, be provided with on the axial direction of angular contact bearing 9 edge revolving bodies 5 for the adjustment part of regulating angular contact bearing 9 gaps, adjustment part is the first lock nut 10, pin along the angular contact bearing 9 on revolving body 5 axial directions by the first lock nut 10, be provided with cylinder roller bearing 11 between fixed station 1 bottom and revolving body 5, cylinder roller bearing 11 places in revolving body 5 also are provided with the second lock nut 12, pin cylinder roller bearing 11 by the second lock nut 12, here bear radial load by cylinder roller bearing 11 is set, bear axial load by angular contact bearing 9 is set, adopt two kinds of bearing combinations to install revolution working body 2 is beated in very little scope, guaranteed the reliable High Rotation Speed of revolution working body 2, turn round simultaneously working body 2 and can produce very large caloric value when High Rotation Speed, can cause Bearing Temperature, produce distortion, and the bearing after distortion has directly changed the pretension situation of bearing, the stiffness characteristics of bearing and the assembly quality of main shaft and other parts have been affected, can make damage of bearings when serious, power transmission accuracy and utilization rate meeting variation, do not have corresponding structure to adjust in existing in good time, here regulate the elasticity of angular contact bearing 9 gaps and regulate cylinder roller bearing 11 gaps by the second lock nut 12 by the first lock nut 10, just can well control the caused problem of temperature, thereby guarantee the even running of revolution working body 2, make whole workbench 15 guarantee that rotating speed is high, high moment of torsion.
The output shaft 7a of reductor 7 is connected for interference fit with revolving body 5, here the output shaft 7a of reductor 7 and revolving body 5 reduce for interference fit makes position error, motor 6 drives 2 rotations of revolution working body after reductor 7 slows down the increase moment of torsion, in order to prevent external interference, also be provided with deceleration mantle 13 between reductor 7 and fixed station 1 bottom, here the effect of reductor 7 is that the outputting power to motor 6 slows down to increase moment of torsion, then passes to revolving body 5, thereby guarantees the high-speed smooth operation; Be provided with stifle 14 between fixed station 1 top and revolution table top body 4, have step surface 1a on fixed station 1, stifle 14 end faces are fixed on step surface 1a lower than step surface 1a and by hexagon socket cap head screw 8.
As shown in Figure 2, tailstock 18 is arranged on column 17, location thimble 19 is arranged on tailstock 18 and is relative with workbench 15, be provided with sleeve 25 on column 17, location thimble 19 is arranged on column 17 by sleeve 25, here the effect of sleeve 25 is to locate thimble 19 in order to firmly fix, and prevents from coming off in the pressure process of top; Be provided with connecting axle 21 on the output of cylinder 20, connecting axle 21 is fixedly connected with tailstock 18, be provided with fixed head 22 between connecting axle 21 and tailstock 18, fixed head 22 is arranged on tailstock 18 by hexagon socket cap head screw 8, also be provided with pulley 23 in column 17, be provided with balancing weight 24 on pulley 23, here driving tailstock 18 by cylinder 20 moves up and down, it is because tailstock 18 has certain gravity that balancing weight 24 is set in addition, make tailstock 18 guarantee the two ends balance by balancing weight 24, be more conducive to tailstock 18 even runnings.
At first be to be located on gear by suitable fixture with gear to be processed during work, then the end with fixture is inserted on revolution working body 2, starting cylinder 20 moves down tailstock 18, make location thimble 19 withstand on the other end of fixture, then starter motor 6 makes the 2 generation rotations of revolution working body rotate and pass through the outer flank of tooth of tool sharpening gear with this driven gear, process rear time-out motor 6, more oppositely move by cylinder 20, withdraw from location thimble 19 and get final product.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present invention.

Claims (6)

1. the improved structure of gear positioning device in a gear-shaping machine, it is characterized in that, comprise the workbench (15) that can produce rotation and the detent mechanism (16) that matches with workbench (15), described detent mechanism (16) comprises column (17), tailstock (18), location thimble (19) and actuating unit, described tailstock (18) is arranged on column (17), and can move up and down under the drive of actuating unit, it is upper and relative with workbench (15) that location thimble (19) is arranged on tailstock (18), described workbench (15) comprises fixed station (1), revolution working body (2) and driving mechanism (3), described revolution working body (2) is comprised of the revolution table top body (4) that is mutually permanently connected and revolving body (5), revolving body (5) is arranged in fixed station (1), driving mechanism (3) is arranged on fixed station (1) bottom and is connected with revolving body (5) and drives revolving body (5) and rotates, be provided with many group angular contact bearings (9) between fixed station (1) top and revolving body (5), contacting between angular contact bearing (9) and revolving body (5) is angular contact, be provided with on the axial direction of angular contact bearing (9) edge revolving body (5) for first lock nut (10) of regulating angular contact bearing (9) gap, be provided with cylinder roller bearing (11) between fixed station (1) bottom and revolving body (5), after gear to be processed is placed on revolution working body (2), actuating unit drives the mobile location thimble (19) that makes of tailstock (18) gear is positioned.
2. the improved structure of gear positioning device in a kind of gear-shaping machine according to claim 1, it is characterized in that, described actuating unit is cylinder (20), be provided with connecting axle (21) on the output of cylinder (20), connecting axle (21) is fixedly connected with tailstock (18), be provided with fixed head (22) between connecting axle (21) and tailstock (18), also be provided with pulley (23) in column (17), be provided with balancing weight (24) on pulley (23).
3. the improved structure of gear positioning device in a kind of gear-shaping machine according to claim 1, it is characterized in that, be provided with sleeve (25) on described column (17), location thimble (19) is arranged on column (17) by sleeve (25).
4. the improved structure of gear positioning device in a kind of gear-shaping machine according to claim 3, it is characterized in that, described driving mechanism (3) comprises motor (6) and reductor (7), described reductor (7) is connected with motor (6), for interference fit is connected, motor (6) drives revolution working body (2) rotation to the output shaft (7a) of reductor (7) after reductor (7) slows down the increase moment of torsion with revolving body (5).
5. the improved structure of gear positioning device in a kind of gear-shaping machine according to claim 4, it is characterized in that, cylinder roller bearing (11) in described revolving body (5) locates also to be provided with the second lock nut (12), pins cylinder roller bearing (11) by the second lock nut (12).
6. the improved structure of gear positioning device in a kind of gear-shaping machine according to claim 5, it is characterized in that, be provided with stifle (14) between described fixed station (1) top and revolution table top body (4), has step surface (1a) on fixed station (1), described stifle (14) end face also is fixed on step surface (1a) by hexagon socket cap head screw (8) lower than step surface (1a), also be provided with deceleration mantle (13) between described reductor (7) and fixed station (1) bottom, deceleration mantle (13) also is fixed on the oral area of fixed station (1) lower end by hexagon socket cap head screw (8).
CN 201110308654 2011-10-12 2011-10-12 Improved structure of gear locating device in gear processing machine Expired - Fee Related CN102366846B (en)

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Publication number Priority date Publication date Assignee Title
CN109333084B (en) * 2018-12-19 2024-03-29 西安钧诚精密制造有限公司 Multifunctional torque rotation detection working machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD282190A5 (en) * 1989-03-13 1990-09-05 Zahnschneidemaschinen Fabrik M HIGH-PERFORMANCE UNIVERSAL FRONT HEAD FOR CNC GEAR MILLING MACHINES
DE3907656A1 (en) * 1989-03-09 1990-09-13 Bhs Hoefler Maschbau Method and device for stabilising the position of a supporting structure relative to a work table in a precision machine tool
CN2827601Y (en) * 2005-05-12 2006-10-18 甘肃省机械科学研究院 Fixing boukmounted mainshaft structure for workbench of numerical control hobbing machine
CN101402149A (en) * 2008-11-12 2009-04-08 江苏南方机电股份有限公司 Gear face profile modeling chamfering apparatus
CN102151914A (en) * 2011-01-28 2011-08-17 陈建文 Equipment for processing tooth surface of gear
CN202278267U (en) * 2011-10-12 2012-06-20 宁波市鄞州泰盛数控设备有限公司 Improved structure of gear positioning device in gear processing machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3907656A1 (en) * 1989-03-09 1990-09-13 Bhs Hoefler Maschbau Method and device for stabilising the position of a supporting structure relative to a work table in a precision machine tool
DD282190A5 (en) * 1989-03-13 1990-09-05 Zahnschneidemaschinen Fabrik M HIGH-PERFORMANCE UNIVERSAL FRONT HEAD FOR CNC GEAR MILLING MACHINES
CN2827601Y (en) * 2005-05-12 2006-10-18 甘肃省机械科学研究院 Fixing boukmounted mainshaft structure for workbench of numerical control hobbing machine
CN101402149A (en) * 2008-11-12 2009-04-08 江苏南方机电股份有限公司 Gear face profile modeling chamfering apparatus
CN102151914A (en) * 2011-01-28 2011-08-17 陈建文 Equipment for processing tooth surface of gear
CN202278267U (en) * 2011-10-12 2012-06-20 宁波市鄞州泰盛数控设备有限公司 Improved structure of gear positioning device in gear processing machine

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Address after: 315171 No. 199-217, No. 3 Industrial and Trade Road, Jishigang Industrial Zone, Haishu District, Ningbo City, Zhejiang Province

Patentee after: Ningbo Haishu Taisheng CNC Equipment Co.,Ltd.

Address before: 315171 No. 199-217, Industrial and Trade Third Road, Jishigang Industrial Zone, Yinzhou District, Ningbo City, Zhejiang Province

Patentee before: Ningbo Yinzhou Taisheng Numerical Control Equipment Co.,Ltd.

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Granted publication date: 20130619