CN105904340A - RV reducer bearing base hole grinding tool and positioning method for bearing base holes - Google Patents
RV reducer bearing base hole grinding tool and positioning method for bearing base holes Download PDFInfo
- Publication number
- CN105904340A CN105904340A CN201610446504.5A CN201610446504A CN105904340A CN 105904340 A CN105904340 A CN 105904340A CN 201610446504 A CN201610446504 A CN 201610446504A CN 105904340 A CN105904340 A CN 105904340A
- Authority
- CN
- China
- Prior art keywords
- hole
- taper
- grinding
- workpiece
- pin
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention provides an RV reducer bearing base hole grinding tool and a positioning method for bearing base holes. The tool comprises a taper shank disc, a cylindrical pin and fixing devices. The taper shank disc is a rotary part, a long taper shank is located at one end of the taper shank disc, and during machining, the taper shank disc is matched with a grinder clamping tapered face, and a threaded hole in the tail end of the long taper shank is used for regulation and fixation; a disc body is located at the other end of the taper shank disc and provided with five positioning holes which are sequentially marked as D0, B0, A0, C0 and E0, and the five positioning holes are symmetrically formed with respect to the A0; and the B0 or the C0 is a mounting positioning hole for a workpiece to be ground, and the bearing seat holes of the workpiece to be ground coincide with the D0 and the A0 or coincide with the E0 and the A0. According to the shape, the cylindrical pin is formed by connecting two cylindrical faces which are different in diameter. The cylindrical pin is used for connecting and positioning a mounting hole of the workpiece to be ground and the B0 or the C0 of the grinding tool. The fixing devices are used for fixing the workpiece to be ground and the grinding tool.
Description
Technical field
The present invention relates to robot RV reducer key components and parts manufacture field, especially relate to a kind of RV
Reducer shaft bearing hole localization method and grinding attachment.
Background technology
RV decelerator because of its have that volume is little, lightweight, rigidity big, stable drive, kinematic accuracy are high,
The features such as strong shock resistance, be widely used in robot, spindle of numerical control lathe indexing, factory automation,
The fields such as FMC, elaborate servo transmission.
Robot RV decelerator is higher to index requests such as kinematic accuracy, gap return difference, rigidity, and one
As control at about 1～1.5 point, just can ensure that robot end accurately reach specify position, therefore to RV
The processing of each parts of decelerator and alignment error require extremely harsh.
RV decelerator is mainly by gear shaft, planetary gear, crank axle, Cycloidal Wheel, pinwheel, input disc, defeated
The core parts such as placing form, and Cycloidal Wheel, output panel, input disc each have two bearing saddle bores,
Wherein do eccentric rotary between crank axle and Cycloidal Wheel, in axle and bore, needle bearing is installed；Crank axle with
Do planetary rotation between input disc, output panel, in axle and bore, needle bearing is installed.Crank axle as in
Between parts, the motion of three parts is coupled together, when removing crank axle, Cycloidal Wheel, input disc, defeated
The bearing saddle bore of placing is all corresponding to be overlapped, owing to needs coordinate with standard component (bearing), so to seat
The size in hole, shape, position and the bore heart away from tolerance grade require the highest.
Prior art is individually to position the bearing saddle bore of each part, processes bore the most on this basis,
The centre-to-centre spacing error in two holes, symmetry error are ensured by first positioning process, owing to three parts do not have
There is unified machining benchmark, more do not have identical frock to carry out clamping, it is impossible to guarantee tolerance concordance, so
Cause three parts and crank axle, needle bearing installation difficulty, and also introduce rigging error, have impact on
Meshing characteristic between flank profil, reduces RV decelerator mass motion precision and service life.To this end, for
How Cycloidal Wheel, input disc, output panel bearing saddle bore, design unified machining benchmark and general frock folder
Tool, reduces manufacturing and positioning errors impact, is the key improving RV decelerator property indices.
Summary of the invention
The technology of the present invention solves problem: provide one to improve robot RV reducer key components and parts axle
Bearing hole localization method, and provide a kind of universal fixture fixture, for two bearing saddle bores of grinding, make each work
The centre-to-centre spacing error of part bearing saddle bore, symmetry all keep consistent.This localization method and frock clamp are not only
Reduce manufacturing and positioning errors, make conjugate tooth profile design become more flexibly, simplify, also meet machine
People's RV decelerator high-precision requirement.
The technical solution of the present invention is: a kind of RV reducer shaft bearing hole grinding fixture, including taper shank
Disk, straight pin, fixing device；
Taper shank disk is slewing parts, and one end is taper major axis, adds man-hour and grinding machine clamping cone match,
The screwed hole utilizing the long shaft end of taper adjusts and fixing, and the other end is disk, disk has five altogether and determines
Hole, position order is designated as D0、B0、A0、C0、E0, hole, five location is with A0It is arranged symmetrically with；B0Or C0For
The mounting-positioning holes of workpiece to be ground, the bearing saddle bore of workpiece to be ground and D0、A0Overlap or and E0、
A0Overlap；Straight pin shape is formed by connecting by the face of cylinder that two diameters are different；By straight pin by grinding work
The installing hole of part and the B of grinding fixture0Or C0Hole connects and positions, by fixing device by grinding work piece
Fix with grinding fixture.
Described fixing device by radial fixing device and axial securing means for impeller both direction to grinding work piece and mill
Cut frock to be fixed.
Described radial fixing device includes that taper pin and expansion set, expansion set inner surface are the conical surface, and outside is cylinder
Shape, around has the groove of one fixed width, and expansion set utilizes the conical surface to carry out dilatancy, adjusts excircle dimension；Cone
Pin-shaped shape is formed by connecting by taper seat and the face of cylinder, and one end, the face of cylinder is provided with step, and taper seat one end has spiral shell
Pit, the tapering size of taper seat is equal with the conical surface inside expansion set；By expansion set being inserted the taper seat of taper pin
And fix, make expansion set dilatancy, offset the gap between above-mentioned taper seat and bearing saddle bore, complete radially
Location is fixing.
A kind of localization method of RV reducer shaft bearing hole, step is as follows:
The first step, by taper shank disk and grinding machine clamping cone match, utilizes the screwed hole of the long shaft end of taper to adjust
Whole and fixing；D by taper pin Yu taper shank disk 10Hole or E0Hole interference fit is installed；
Second step, by workpiece to be ground i.e. Cycloidal Wheel, output panel or input disc by straight pin by grinding work piece
The B of installing hole and grinding fixture0Or C0Hole connects and positions；The taper seat of taper pin passes work to be ground
One bearing saddle bore of part；
3rd step, inserts expansion set the taper seat of taper pin and by installing screw in compression in its end, makes expansion set
Dilatancy, offsets the gap between above-mentioned taper seat and bearing saddle bore, completes radial direction and positions fixing；
4th step, grinding A0The bearing saddle bore that hole is corresponding；
5th step, after grinding completes, takes off expansion set, by workpiece to be ground around B0Or C0Rotate 180 °,
By the taper seat of taper pin through the bearing saddle bore good with grinding, repeat the 3rd step and the 4th step.
Workpiece to be ground in second step is any two in Cycloidal Wheel, output panel, input disc or three
Process together.
During grinding Cycloidal Wheel, using bearing saddle bore as second positioning benchmark, continue grinding epicyclodial wheel.
Grinding epicyclodial wheel implementation is as follows: Cycloidal Wheel bearing saddle bore B1With taper shank disc hole B0Or C0Right
Together, Cycloidal Wheel bearing saddle bore C1With taper shank disc hole C0Or B0Alignment, Cycloidal Wheel centre bore A1With taper shank
Disc centre hole A0Alignment, compresses after utilizing taper pin and expansion set location and installation, utilizes emery wheel to continue grinding cycloid
The outer teeth profile of wheel.
The present invention compared with prior art has the beneficial effect that
1) universal fixture fixture is used, the bearing saddle bore of grinding RV decelerator key core part, process base
Accurate strict unified, the hole heart is consistent away from error；
2) clamping positioning method that workpiece is rotated 180 ° is used, it is ensured that each shaft parts bearing hole position is tight
Lattice are symmetrical, there is not phase error；
3) crank axle eccentric throw size can manufacture with bearing saddle bore error, reduces and Cycloidal Wheel, input further
Rigging error between dish, output panel, reduces tooth Shape Design difficulty；
4) utilize the bearing saddle bore of this frock as second positioning benchmark, grinding epicyclodial wheel can be continued, improve
Cycloidal profile grinding accuracy；
Accompanying drawing explanation
Fig. 1 a, 1b are the mounting structure schematic diagrams of one case study on implementation of the present invention；
Fig. 1 c is expanded function mounting structure schematic diagram of the present invention；
Fig. 2 is taper shank disk A0、B0、C0、D0、E0Hole labelling schematic diagram；
Fig. 3 is Cycloidal Wheel A1、B1、C1Hole labelling schematic diagram；
Fig. 4 is output panel A2、B2、C2Hole labelling schematic diagram；
Fig. 5 is input disc A3、B3、C3Hole labelling schematic diagram.
Detailed description of the invention
As shown in Fig. 1 a, 1b, profile and the feature of each part are described below: taper shank disk 1 is revolution class
Part, one end is taper major axis, adds man-hour and grinding machine clamping cone match, utilizes the screwed hole of taper shank end
Adjusting and fixing, taper shank disk has five location hole (A altogether0、B0、C0、D0、E0), and symmetrical cloth
Put；Expansion set 3 inner surface is the conical surface, and outside is cylindrical, around has the groove of one fixed width, and expansion set can
Utilize the conical surface to carry out dilatancy, adjust excircle dimension；Taper pin 2 shape is by taper seat and face of cylinder connection
Becoming, one end is provided with step, and the other end has screwed hole, and tapering size is equal with the conical surface inside expansion set；Cylinder
Pin 4 shape is formed by connecting by the face of cylinder that two diameters are different；The outward appearance of briquetting 5 is L-shaped, and side has
Grooved hole, fixed by screw assembly 6.
According to Fig. 1, the installation steps of each part are described below: Cycloidal Wheel 7 will pendulum by straight pin 4
Line wheel A1Hole and taper shank disk B0Hole (or C0Hole) connect and position；Installing before workpiece, taper pin 2 with
Taper shank disk 1 interference fit is installed, and the conical surface is stretched out in side, after clamping workpiece, utilizes taper pin and expansion set
The tapering of surfaces externally and internally, is compressed by screw assembly, makes expansion set dilatancy, and then radially fixed workpiece,
Offset gap；For preventing workpiece from axially collecting together, taper shank disk has some screwed holes, available briquetting and spiral shell
Workpiece is compressed by screw assembly with taper shank disk；
According to Fig. 1～5, Cycloidal Wheel bearing saddle bore grinding order is described below: cycloid wheel bore A1With taper shank disk
Hole B0(or C0) alignment, cycloid wheel bore B1With taper shank disc hole D0Alignment, after location and installation, emery wheel grinds
Cut bearing saddle bore C1, grinding is complete, by overall for Cycloidal Wheel around hole B0(or C0) rotate 180 °, again
Location and installation, emery wheel continues grinding bearing bore B1；
With reference to foregoing description, output panel, input disc bearing saddle bore B2、C2、B3、C3All use same sample prescription
Method grinding.
As illustrated in figure 1 c, based on this frock, using the bearing saddle bore of Cycloidal Wheel as second positioning benchmark, can continue
Continuous grinding epicycloid flank profil, concrete grinding order is described below: Cycloidal Wheel bearing saddle bore B1With taper shank disk
Hole B0(or C0) alignment, Cycloidal Wheel bearing saddle bore C1With taper shank disc hole C0(or B0) alignment, pendulum
Line wheel centre bore A1With taper shank disc centre hole A0Alignment, after utilizing taper pin 2 and expansion set 3 location and installation,
Being compressed by briquetting 5 and screw assembly 6, then emery wheel 8 can continue the outer teeth profile of grinding Cycloidal Wheel again
?；
The present invention is unspecified partly belongs to general knowledge as well known to those skilled in the art.
Claims (7)
1. a RV reducer shaft bearing hole grinding fixture, it is characterised in that: include taper shank disk (1),
Straight pin (4), fixing device；
Taper shank disk (1) is slewing parts, and one end is taper major axis, adds and joins with the grinding machine clamping conical surface man-hour
Closing, utilize the screwed hole of the long shaft end of taper to adjust and fixing, the other end is disk, and disk has five altogether
Hole, individual location order is designated as D0、B0、A0、C0、E0, hole, five location is with A0It is arranged symmetrically with；B0Or
C0For the mounting-positioning holes of workpiece to be ground, the bearing saddle bore of workpiece to be ground and D0、A0Overlap or with
E0、A0Overlap；Straight pin (4) shape is formed by connecting by the face of cylinder that two diameters are different；Pass through cylinder
Pin (4) is by the B of the installing hole of grinding work piece Yu grinding fixture0Or C0Hole connects and positions, by fixing
Grinding work piece is fixed by device with grinding fixture.
Frock the most according to claim 1, it is characterised in that: described fixing device is by radially fixed
Grinding work piece is fixed by device and axial securing means for impeller both direction with grinding fixture.
Frock the most according to claim 2, it is characterised in that: described radial fixing device includes cone
Pin (2) and expansion set (3), expansion set (3) inner surface is the conical surface, and outside is cylindrical, around has one
The groove of fixed width degree, expansion set (3) utilizes the conical surface to carry out dilatancy, adjusts excircle dimension；Taper pin (2) shape
Shape is formed by connecting by taper seat and the face of cylinder, and one end, the face of cylinder is provided with step, and taper seat one end has screwed hole,
The tapering size of taper seat is equal with the conical surface inside expansion set；By expansion set (3) being inserted the circle of taper pin (2)
The conical surface is also fixed, and makes expansion set dilatancy, offsets the gap between above-mentioned taper seat and bearing saddle bore, completes
Radially location is fixing.
4. the localization method of a RV reducer shaft bearing hole, it is characterised in that step is as follows:
The first step, by taper shank disk (1) and grinding machine clamping cone match, utilizes the screw thread of the long shaft end of taper
Hole adjusts and fixing；D by taper pin (2) Yu taper shank disk (1)0Hole or E0Hole interference fit is installed；
Second step, by workpiece to be ground i.e. Cycloidal Wheel, output panel or input disc by straight pin (4) by grinding
The installing hole of workpiece and the B of grinding fixture0Or C0Hole connects and positions；The taper seat of taper pin (2) passes
One bearing saddle bore of workpiece to be ground；
3rd step, inserts the taper seat of taper pin (2) and by installing screw pressure in its end by expansion set (3)
Tightly, make expansion set dilatancy, offset the gap between above-mentioned taper seat and bearing saddle bore, complete radially to position
Fixing；
4th step, grinding A0The bearing saddle bore that hole is corresponding；
5th step, after grinding completes, takes off expansion set, by workpiece to be ground around B0Or C0Rotate 180 °,
By the taper seat of taper pin (2) through the bearing saddle bore good with grinding, repeat the 3rd step and the 4th step.
Method the most according to claim 4, it is characterised in that: the workpiece to be ground in second step is pendulum
Any two in line wheel, output panel, input disc or three process together.
6. according to the method described in claim 4 or 5, it is characterised in that: during grinding Cycloidal Wheel, with bearing
Bore, as second positioning benchmark, continues grinding epicyclodial wheel.
Method the most according to claim 6, it is characterised in that: grinding epicyclodial wheel implementation is as follows:
Cycloidal Wheel bearing saddle bore B1With taper shank disc hole B0Or C0Alignment, Cycloidal Wheel bearing saddle bore C1With cone
Handle disc hole C0Or B0Alignment, Cycloidal Wheel centre bore A1With taper shank disc centre hole A0Alignment, utilizes cone
Compress after pin (2) and expansion set (3) location and installation, utilize emery wheel (8) to continue the external tooth of grinding Cycloidal Wheel
Wide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610446504.5A CN105904340B (en) | 2016-06-20 | 2016-06-20 | A kind of localization method of RV reducer shafts bearing hole grinding fixture and bearing saddle bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610446504.5A CN105904340B (en) | 2016-06-20 | 2016-06-20 | A kind of localization method of RV reducer shafts bearing hole grinding fixture and bearing saddle bore |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105904340A true CN105904340A (en) | 2016-08-31 |
| CN105904340B CN105904340B (en) | 2018-06-01 |
Family
ID=56758166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610446504.5A Active CN105904340B (en) | 2016-06-20 | 2016-06-20 | A kind of localization method of RV reducer shafts bearing hole grinding fixture and bearing saddle bore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105904340B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263261A (en) * | 2017-07-14 | 2017-10-20 | 武汉船用机械有限责任公司 | The grinding fixture and processing method of a kind of hydraulic motor arc push rod |
| CN109176160A (en) * | 2018-10-17 | 2019-01-11 | 江西洪都航空工业集团有限责任公司 | A kind of precision multi-diameter shaft Cylindrical Grinding Processes technique |
| CN109822105A (en) * | 2019-04-19 | 2019-05-31 | 郑州机械研究所有限公司 | Base material center friction feeding mechanism for plasma rotating electrode atomization powder |
| CN113579877A (en) * | 2021-06-25 | 2021-11-02 | 北京精密机电控制设备研究所 | Small-diameter flange part planet hole grinding tool and method |
| CN114211325A (en) * | 2021-11-05 | 2022-03-22 | 重庆红江机械有限责任公司 | Indexable eccentric turning and grinding clamp and using method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861692A (en) * | 1971-08-20 | 1975-01-21 | Borg Warner Stieber Gmbh | Collet and adjusting screw therefor |
| EP0310967B1 (en) * | 1987-10-02 | 1992-04-22 | Manfred Schanz | Clamping device |
| CN101941159A (en) * | 2010-08-16 | 2011-01-12 | 浙江平柴泵业有限公司 | Elastic eccentric clamp |
| CN201907009U (en) * | 2010-12-20 | 2011-07-27 | 天津市中海上达机械制造有限公司 | Fixture for planet carrier lathe |
| CN202240544U (en) * | 2011-08-01 | 2012-05-30 | 芜湖鑫业汽车零部件有限公司 | Turning fixture for five-gear shifting fork |
| CN102581674A (en) * | 2012-03-21 | 2012-07-18 | 山东冠泓数控装备有限公司 | Two-hole processing tool for lathe |
| CN202388274U (en) * | 2011-12-09 | 2012-08-22 | 浙江科力车辆控制系统有限公司 | Rotation station turning tool for four-circuit protection valve |
| CN102717277A (en) * | 2012-06-29 | 2012-10-10 | 鹰普机械（宜兴）有限公司 | Positioning tooling for horizontal lathe |
-
2016
- 2016-06-20 CN CN201610446504.5A patent/CN105904340B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861692A (en) * | 1971-08-20 | 1975-01-21 | Borg Warner Stieber Gmbh | Collet and adjusting screw therefor |
| EP0310967B1 (en) * | 1987-10-02 | 1992-04-22 | Manfred Schanz | Clamping device |
| CN101941159A (en) * | 2010-08-16 | 2011-01-12 | 浙江平柴泵业有限公司 | Elastic eccentric clamp |
| CN201907009U (en) * | 2010-12-20 | 2011-07-27 | 天津市中海上达机械制造有限公司 | Fixture for planet carrier lathe |
| CN202240544U (en) * | 2011-08-01 | 2012-05-30 | 芜湖鑫业汽车零部件有限公司 | Turning fixture for five-gear shifting fork |
| CN202388274U (en) * | 2011-12-09 | 2012-08-22 | 浙江科力车辆控制系统有限公司 | Rotation station turning tool for four-circuit protection valve |
| CN102581674A (en) * | 2012-03-21 | 2012-07-18 | 山东冠泓数控装备有限公司 | Two-hole processing tool for lathe |
| CN102717277A (en) * | 2012-06-29 | 2012-10-10 | 鹰普机械（宜兴）有限公司 | Positioning tooling for horizontal lathe |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263261A (en) * | 2017-07-14 | 2017-10-20 | 武汉船用机械有限责任公司 | The grinding fixture and processing method of a kind of hydraulic motor arc push rod |
| CN107263261B (en) * | 2017-07-14 | 2019-08-23 | 武汉船用机械有限责任公司 | A kind of grinding fixture and processing method of hydraulic motor arc push rod |
| CN109176160A (en) * | 2018-10-17 | 2019-01-11 | 江西洪都航空工业集团有限责任公司 | A kind of precision multi-diameter shaft Cylindrical Grinding Processes technique |
| CN109176160B (en) * | 2018-10-17 | 2020-11-06 | 江西洪都航空工业集团有限责任公司 | Precision stepped shaft cylindrical grinding process |
| CN109822105A (en) * | 2019-04-19 | 2019-05-31 | 郑州机械研究所有限公司 | Base material center friction feeding mechanism for plasma rotating electrode atomization powder |
| CN109822105B (en) * | 2019-04-19 | 2024-01-30 | 郑州机械研究所有限公司 | Base metal center continuous feeding mechanism for atomization pulverizing of plasma rotating electrode |
| CN113579877A (en) * | 2021-06-25 | 2021-11-02 | 北京精密机电控制设备研究所 | Small-diameter flange part planet hole grinding tool and method |
| CN114211325A (en) * | 2021-11-05 | 2022-03-22 | 重庆红江机械有限责任公司 | Indexable eccentric turning and grinding clamp and using method thereof |
| CN114211325B (en) * | 2021-11-05 | 2023-11-14 | 重庆红江机械有限责任公司 | Indexable eccentric turning and grinding clamp and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105904340B (en) | 2018-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105904340A (en) | RV reducer bearing base hole grinding tool and positioning method for bearing base holes | |
| CN103894800B (en) | The processing method of candan universal joint jaw and fixture thereof | |
| CN103009155A (en) | Self-adaptive eccentric fixture | |
| CN105710606A (en) | Machining method of gas generator nozzle head | |
| CN109352034A (en) | A kind of high-precision is evenly distributed with boring device and its boring method | |
| CN208315059U (en) | The assembling structure of 3D printing reversible turbine model runner | |
| CN208051069U (en) | A kind of bevel gear finish-milling fixture | |
| CN204724883U (en) | A kind of expansion sleeve fixture | |
| CN104985401A (en) | Joint yoke machining method | |
| CN202278398U (en) | Positioning device used for lathing lug boss of planet carrier gear | |
| CN203599656U (en) | Tooth alignment type bevel gear shaft gear-cutting clamp | |
| CN106346088A (en) | Duplicate gear positioning and centering clamp | |
| CN105562749A (en) | Automotive clamping method for elastic sealing backing ring | |
| CN204603912U (en) | A kind of lathe spindle afterbody positioner | |
| CN113579877B (en) | Small-diameter flange part planet hole grinding tool and method | |
| CN102653060B (en) | Balance block drilling and milling combined clamp and drilling and milling method thereof | |
| CN211565531U (en) | Positioning device for grinding outer circle of eccentric shaft | |
| CN103273143B (en) | Gear machine cylinder sleeve tooth Profile Machining recruitment grinding jig | |
| CN204035716U (en) | Hobcutter fixture and gear hobbing lathe | |
| CN108237408B (en) | Rotary machining center fixture | |
| CN203578787U (en) | Self-centering flange frame for rear tailstock | |
| CN104289780B (en) | Process the linear cutting clamp of circumference narrow slot | |
| CN208196193U (en) | A kind of eccentric part clamp for machining | |
| CN209379967U (en) | A kind of high-precision is evenly distributed with boring device | |
| CN204171858U (en) | For the fixture of eccentric crankshaft fine grinding cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |