CN105127779B - A kind of retainer pockets processing device - Google Patents
A kind of retainer pockets processing device Download PDFInfo
- Publication number
- CN105127779B CN105127779B CN201510506621.1A CN201510506621A CN105127779B CN 105127779 B CN105127779 B CN 105127779B CN 201510506621 A CN201510506621 A CN 201510506621A CN 105127779 B CN105127779 B CN 105127779B
- Authority
- CN
- China
- Prior art keywords
- retainer
- green body
- supporting sleeve
- fixing axle
- sleeve
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention provides a kind of retainer pockets processing devices, the device includes workpiece fixing axle, the periphery of the workpiece fixing axle, which is equipped with, to be used to be sleeved on periphery for retainer green body to carry out retainer green body the supporting sleeve of radial support, the supporting sleeve is made of nonmetallic materials, the supporting sleeve and workpiece fixing axle circumferential direction rotation stop.The retainer pockets processing device of the present invention is supported retainer green body by supporting sleeve made of nonmetallic materials, when applying brill, drill bit is avoided to drill through retainer green body and contact the phenomenon that tipping occurs with workpiece fixing axle, it is safety-type higher, the flexibility for applying brill position simultaneously is higher, it is not constrained by the hole entered for drill bit reserved in workpiece fixing axle, reduces the accuracy of manufacture and assembly difficulty of tooling.
Description
Technical field
The present invention relates to bearing parts manufacture field more particularly to a kind of retainer pockets processing devices.
Background technology
During modern rolling bearing technology develops, to improve bearing load carrying capacity, bearing optimization design, drop are carried out
Low bearing noise vibration, improves bearing reliability, extends bearing service life, production cost is reduced, mostly using nonmetallic materials
To manufacture retainer.Nonmetallic materials retainer has that density is low, quality is small, antifriction scouring compared with metal material retainer
Damage, self-lubricating property is excellent, good damping effect, it is corrosion-resistant the advantages that, but in processing due to nonmetallic materials dimensionally stable
Property poor, the shortcomings of coefficient of thermal expansion is big, machining accuracy is difficult control.
Chinese invention patent as application publication number is CN103506822A, data of publication of application is 2014.01.15 discloses
A kind of processing method of advanced High Temperature Resistant Polyimide Composites retainer is also disclosed in this document a kind of suitable for this method
Processing tool, wherein processing tool include mandrel, that is, workpiece fixing axle, workpiece fixing axle be ladder profile shaft, the periphery of path section
Face, for being set with retainer green body, is additionally provided with the blind hole radially extended, the blind hole is with keeping as positioning peripheral surface in path section
Pocket hole site to be processed on frame is corresponding, and for being stretched into drilling for drill bit, step surface is used for as stopping surface to keeping
Frame green body carries out axially position, and the retainer green body for processing peripheral surface and endoporus is set in the path section of mandrel and workpiece
It is clearance fit with mandrel, is also arranged with clamp nut on mandrel, retainer green body is pressed on by mandrel by clamp nut
On step surface, i.e., ensured by the frictional force between the step surface on retainer green body and clamp nut and mandrel in drilling process
Middle retainer green body will not be circumferentially rotated relative to mandrel, then process pocket hole.
But when using this processing technology and coordinating the pocket hole on this tooling processing retainer, need higher positioning
The requirement of precision, higher to the requirement on machining accuracy of workpiece fixing axle and drilling machine, manufacture cost is higher, the drill bit in drilling
Blind hole that must be in alignment pieces fixing axle path sections, otherwise can not accurately be stretched into because of drill bit in blind hole with workpiece fixing axle
It contacts and tipping occurs, cause serious operating irregularity, great security risk is brought to staff；Meanwhile using this
The nonmetallic materials retainer such as aramid fiber modified Teflon retainer of kind processing method and tooling processing with certain elasticity
When, larger compressive deformation can in an axial direction occur under the extruding of clamp nut for aramid fiber modified Teflon, in compression
When Drilling operation is carried out on the retainer green body of deformation state, the pocket that processing is restored and caused to rear retainer meeting elasticity is machined
Hole aperture becomes larger, and such pocket hole cannot just use completely, and the retainer processed is almost waste product entirely.
Invention content
The purpose of the present invention is to provide the retainer pockets processing devices that tipping will not occur during a kind of drilling.
In order to solve the above-mentioned technical problem, retainer pockets processing device of the invention adopts the following technical scheme that：It is a kind of
Retainer pockets processing device, including workpiece fixing axle, the periphery of the workpiece fixing axle, which is equipped with, to be used for for retainer green body set
In periphery to carry out the supporting sleeve of radial support to retainer green body, the supporting sleeve is made of nonmetallic materials, the support
Set and workpiece fixing axle circumferential direction rotation stop.
The supporting sleeve has to coordinate to prevent retainer green body in circumferential direction with the inner hole surface tensioner of retainer green body
The peripheral surface of rotation.
The workpiece fixing axle is multi-diameter shaft left large and right small, the step surface of multi-diameter shaft be for retainer green body to
The stopping surface of block limiting, the supporting sleeve are set on the right end path section of multi-diameter shaft on left direction, and the workpiece fixing axle exists
The right end of supporting sleeve is equipped with for the Stop structure with the block cooperation on direction to the right of retainer green body.
The supporting sleeve extends right up to path section right side by stopping surface, and the right end level of the workpiece fixing axle is to the right
Thread spindle is extended with, the Stop structure includes the baffle being sheathed on thread spindle, and the baffle has and workpiece fixing axle
Right side block compresses the left side of retainer green body right side with merging.
The retainer pockets processing device of the present invention carries out retainer green body by supporting sleeve made of nonmetallic materials
Support when applying brill, avoids drill bit and drills through retainer green body and the phenomenon that tipping occurs is contacted with workpiece fixing axle, safety-type
It is higher, while the flexibility for applying brill position is higher, is not constrained, reduced by the hole entered for drill bit reserved in workpiece fixing axle
The accuracy of manufacture and assembly difficulty of tooling.
Further, supporting sleeve has the peripheral surface coordinated with retainer green body inner hole surface tensioner, the peripheral surface of supporting sleeve
With the cooperation of retainer green body tensioner so that having larger radial pressure between the periphery that supporting sleeve and retainer green body contact,
Circumferential frictional force is increased, realizes the axial rotation stop of retainer green body and supporting sleeve, so there is no need to baffles to compress retainer
Green body is supplied to the frictional force of retainer green body rotation stop, avoids the deformation of retainer green body axial direction.
Description of the drawings
Fig. 1 is the structure diagram of the embodiment one of the retainer pockets processing device of the present invention.
Specific embodiment
The embodiment one of the retainer pockets processing device of the present invention：As shown in Figure 1, including fixed seat, set in fixed seat
There is workpiece fixing axle, workpiece fixing axle includes the central shaft 7 of left and right extension, and the periphery of central shaft 7 is arranged with fixing sleeve 2, fixed
Set 2 is equipped with the screw hole 9 radially extended, and fixing sleeve 2 is realized and central shaft 7 by the trip bolt being threaded through in screw hole 9
Axial and circumferential positioning, the periphery of the fixing sleeve 2 stepped peripheral surface small for the big right end of left end, the right end of central shaft 7 is equipped with
Thread spindle 70, the right end of thread spindle 70 from fixing sleeve 2 is protruding, and thread spindle 70, which is located at the position of 2 right end of fixing sleeve, to be arranged
There is baffle 3, be arranged with gasket 4 on thread spindle 70 on the right side of baffle 3, compression is installed on the right side of gasket 4 on thread spindle 70
Nut 5, rotatably compress nut 5 can make the left side of baffle contacted with the right side of fixing sleeve 2 and with the right side of fixing sleeve
Block top pressure.
The periphery of the path section of fixing sleeve 2 is equipped with supporting sleeve 8, and supporting sleeve 8 is made of nonmetallic materials, retainer during use
Green body is set on supporting sleeve, and supporting sleeve 8 is by its peripheral surface to the endoporus periphery radial support of retainer green body, fixing sleeve
Step surface between major diameter section and path section is for the retainer green body stopping surface that block limits in a left direction, branch
Support set 8 is with fixing sleeve 2 in circumferential rotation stop, the present embodiment, and supporting sleeve is fixed on fixing sleeve, the axial length of supporting sleeve
Equal to the axial length of path section, that is to say, that supporting sleeve extends right to the right side of path section from the step surface of fixing sleeve,
The peripheral surface diameter of supporting sleeve is slightly larger than the diameter of bore of retainer green body, in the path that retainer green body is set in fixing sleeve
When in section, retainer green body coordinates with supporting sleeve tensioner, the radial direction on periphery that supporting sleeve and retainer green body contact with each other
Pressure can greatly increase the frictional force that supporting sleeve and retainer green body mutually rotate, and pass through the frictional force and realize retainer green body
Rotation stop positioning in circumferential direction.
Preferably, the axial length of the path section of fixing sleeve is slightly less than or the axial length equal to retainer green body, is protecting
It, can be by retainer when screwing clamp nut baffle being pressed on path section right side when holding frame green body and being set on supporting sleeve
Green body is pressed on the positioning so as to fulfill retainer green body in the axial direction on the stopping surface of fixing sleeve 2, in the small of fixing sleeve
When the axial length of diameter section is slightly less than the axial length of retainer green body, the compression that very little occurs in the axial direction for retainer green body becomes
Shape, when the axial length of the path section of fixing sleeve is equal to the axial length of retainer green body, retainer green body is in the axial direction not
Compressive deformation occurs, it, would not be larger by baffle extruding generation because of retainer green body in this way when drilling on retainer green body
Compressive deformation, cause machining the problem of back aperture becomes larger under retainer green body elasticity restitution, process
Pocket hole aperture precision is higher, substantially increases yield rate.
The retainer pockets processing device of the present invention when in use, since retainer green body is sheathed on supporting sleeve, supports
It covers and is made of nonmetallic materials, can be contacted without being in direct contact gold with supporting sleeve when drill bit penetrates retainer green body in drilling
Workpiece fixing axle made of belonging to material, avoids tipping phenomenon, has higher safety, and the flexibility for applying brill position is larger,
It reduces machining accuracy and manufacture cost, supporting sleeve also is able to preferably adapt in retainer by the micro-strain of its own
Diameter tolerance, meanwhile, rubbing for retainer green body circumferential direction rotation stop is supplied to by the endoporus tensioner cooperation of supporting sleeve and retainer green body
Power is wiped, and the frictional force of contact surface is non-fully simultaneously squeezed to realize rotation stop to the extruding increase of retainer green body by baffle, is kept away
The problem of having exempted to cause the aperture error processed larger due to retainer green body is compressed axially and deformed, improves machining accuracy.
The embodiment two of the retainer pockets processing device of the present invention：The difference lies in supporting sleeves with embodiment one
Outer circumference diameter be equal to the diameter of bore of retainer green body, supporting sleeve not coordinates with retainer green body tensioner, supporting sleeve it is outer
The frictional force that circumferential surface is equipped with concaveconvex structure and passes through between concaveconvex structure increase supporting sleeve and retainer green body, which is realized, to be kept
Rotation stop in frame green body circumferential direction.
The embodiment three of the retainer pockets processing device of the present invention：The difference lies in workpiece is solid with embodiment one
Dead axle is equipped with annular flange, and the right side of annular flange is for carrying out block limiting in direction to the left to retainer green body
Stopping surface.
The example IV of the retainer pockets processing device of the present invention：The difference lies in workpiece is solid with embodiment one
The right end of dead axle is horizontal-extending optical axis, and Stop structure includes the baffle being slidedly assemblied on optical axis and peripheral surface and baffle top
Press contacts cooperation cam, by cam rotate driving baffle move in the lateral direction with realize retainer green body clamping and
Loosen.
The embodiment five of the retainer pockets processing device of the present invention：The difference lies in supporting sleeves with embodiment one
Axial length be less than workpiece fixing axle path section axial length, it is axial in the path section of workpiece fixing axle to be equipped with two side by side
A supporting sleeve, the position in pocket hole correspond to the interval between two supporting sleeves.
The application method of the retainer pockets processing device of the present invention includes the following steps：Process the outer circumference surface of retainer
And inner hole surface；Retainer green body is set in outside the supporting sleeve of workpiece fixing axle periphery setting, and passes through stopping surface and block knot
Structure carries out axially position to retainer green body；It drills to retainer green body, it certainly, after drilling as needed can be right
The further smart car of internal-and external diameter of retainer.Turning or milling may be used in processing retainer peripheral surface and inner hole surface, in retainer
When peripheral surface and inner hole surface are worked into certain precision, fixing sleeve is fixed on center shaft, by retainer base by trip bolt
Tensioner coordinates between body is set on supporting rack and ensures the two contact surface, screws clamp nut and baffle is pressed on fixing sleeve
On right side, retainer green body pushing tow is realized positioning to retainer green body axial direction by baffle on stopping surface at this time, is protected at this time
It holds frame not deform substantially, aperture is basically unchanged before and after retainer dismounting can be reached when drilling on retainer.
Claims (2)
1. a kind of retainer pockets processing device, including workpiece fixing axle, which is characterized in that the workpiece fixing axle is by fixing sleeve
It is formed by connecting with central shaft by trip bolt, the fixing sleeve periphery is stepped peripheral surface left large and right small, stepped outer
The step surface of circumferential surface is for the retainer green body stopping surface that block limits in a left direction, stepped peripheral surface path
Section, which is equipped with, to be used to be sleeved on periphery for retainer green body to carry out retainer green body in the supporting sleeve of radial support, the axis of supporting sleeve
Length is equal to the axial length of the path section of fixing sleeve, and the supporting sleeve is made of nonmetallic materials, the supporting sleeve and workpiece
Fixing axle circumferential direction rotation stop, the supporting sleeve have to coordinate to prevent retainer green body with the inner hole surface tensioner of retainer green body
In the peripheral surface circumferentially rotated, the central shaft right end is equipped with thread spindle, and the right end of thread spindle from fixing sleeve is protruding, screw thread
Axle position is equipped at fixing sleeve right end position for the Stop structure with the block cooperation on direction to the right of retainer green body, Gu
Surely the axial length of the path section covered is equal to the axial length of retainer green body.
2. retainer pockets processing device according to claim 1, which is characterized in that the supporting sleeve by stopping surface to the right
Path section right side is extended to, the Stop structure includes the baffle being sheathed on thread spindle, and the baffle has to be consolidated with workpiece
The right side block of dead axle compresses the left side of retainer green body right side with merging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506621.1A CN105127779B (en) | 2015-08-18 | 2015-08-18 | A kind of retainer pockets processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506621.1A CN105127779B (en) | 2015-08-18 | 2015-08-18 | A kind of retainer pockets processing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105127779A CN105127779A (en) | 2015-12-09 |
| CN105127779B true CN105127779B (en) | 2018-06-26 |
Family
ID=54713523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510506621.1A Active CN105127779B (en) | 2015-08-18 | 2015-08-18 | A kind of retainer pockets processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105127779B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425624B (en) * | 2016-10-20 | 2018-07-31 | 中核(天津)科技发展有限公司 | Can quick assembling combined type mandrel |
| CN108941646A (en) * | 2018-09-19 | 2018-12-07 | 重庆青山工业有限责任公司 | A kind of mechanical expansion core fixture for machining center bore work |
| CN111075857B (en) * | 2019-12-04 | 2021-12-24 | 西南大学 | Multi-row combined overrunning clutch mechanism for large load |
| CN111098093B (en) * | 2019-12-27 | 2021-02-23 | 洛阳轴承研究所有限公司 | Processing technology of ultrathin-wall bearing retainer |
| CN113231868B (en) * | 2021-04-26 | 2022-09-02 | 广州市昊志机电股份有限公司 | Machine tool machining positioning mechanism |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201736060U (en) * | 2010-02-02 | 2011-02-09 | 珠海天威飞马打印耗材有限公司 | Locating device for lathe |
| CN202411915U (en) * | 2011-12-01 | 2012-09-05 | 内江市帆航制钉有限责任公司 | Special fixture for processing external diameter surfaces of bearings |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7469907B2 (en) * | 2004-11-10 | 2008-12-30 | Hydra-Lock Corporation | Mechanically actuated workpiece holder including a plastic collet |
| CN201287270Y (en) * | 2008-10-31 | 2009-08-12 | 中国北车集团大连机车研究所有限公司 | Mandrel body for lathe work of pressure booster primary shaft |
| JP5366651B2 (en) * | 2009-05-19 | 2013-12-11 | 東芝機械株式会社 | Thin cylindrical workpiece holding jig, thin cylindrical workpiece processing method, and sheet / film forming roll |
| CN201565811U (en) * | 2009-10-26 | 2010-09-01 | 陶晓明 | Plastic inward expansion cast iron bushing type machining jig |
| CN204183305U (en) * | 2014-05-23 | 2015-03-04 | 南京农业大学 | The maintenance fixture of thin-wall circular cylindrical workpiece |
-
2015
- 2015-08-18 CN CN201510506621.1A patent/CN105127779B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201736060U (en) * | 2010-02-02 | 2011-02-09 | 珠海天威飞马打印耗材有限公司 | Locating device for lathe |
| CN202411915U (en) * | 2011-12-01 | 2012-09-05 | 内江市帆航制钉有限责任公司 | Special fixture for processing external diameter surfaces of bearings |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105127779A (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105127779B (en) | A kind of retainer pockets processing device | |
| CN102166720B (en) | Structural support of ball screw assembly | |
| CN203956112U (en) | A kind of rolling forming machanism of pneumatic Quick-clamped | |
| CN1957188A (en) | Taper lock bearing assembly | |
| CN201931307U (en) | External circular lathe clamp of sheet parts | |
| CN102145393A (en) | Follow-up supporting tool bit device used for processing deep hole | |
| CN106112796B (en) | A kind of double end internal grinding electro spindle | |
| CN107160329A (en) | Forced bush mounting tool and its application method | |
| CN104772633A (en) | Floating tooling | |
| CN103537969A (en) | Water pump shaft grinding device and process | |
| CN205309310U (en) | Gear -hobbing machine work piece spindle unit | |
| RU2465986C1 (en) | Spindle assembly | |
| CN110900125A (en) | Machining method of slewing bearing | |
| CN201175839Y (en) | Cramp for turning end plane of cold rolling piece of hub bearing outer sleeve | |
| CN102501176B (en) | Truing mechanism for grinding wheel of cylindrical grinding machine | |
| CN107511725B (en) | Precise movable center device | |
| CN105458748A (en) | Lathe center frame and use method thereof | |
| CN107900687A (en) | A kind of deep-hole boring rolls Compound Machining instrument | |
| CN104759652A (en) | Special tool and machining process for machining of outer circle groove of Bundy pipe roller | |
| EP1960687B1 (en) | Multi-spindle screw machine, and improved tool arm for use therein | |
| CN204194979U (en) | Process slim roller gear part gear grinding clamp | |
| CN202576482U (en) | Rotating table | |
| CN102962630A (en) | Elastic floating rolling device | |
| CN210939155U (en) | Rotary support tool for maintaining bearing | |
| CN109909678B (en) | Machining mould for wind power inclined raceway variable pitch bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180509 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Applicant after: Luoyang Bearing Research Institute Address before: 471039 Fenghua Road 6, hi tech Development Zone, Luoyang, Henan. Applicant before: Zhouyan Science and Technology Co., Ltd., Luoyang |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |