CN105127779A - Cage pocket machining device - Google Patents
Cage pocket machining device Download PDFInfo
- Publication number
- CN105127779A CN105127779A CN201510506621.1A CN201510506621A CN105127779A CN 105127779 A CN105127779 A CN 105127779A CN 201510506621 A CN201510506621 A CN 201510506621A CN 105127779 A CN105127779 A CN 105127779A
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- CN
- China
- Prior art keywords
- base substrate
- retainer
- support set
- retainer base
- fixed axis
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Drilling And Boring (AREA)
Abstract
The invention provides a cage pocket machining device which comprises a workpiece fixing shaft. A supporting sleeve is arranged on the periphery of the workpiece fixing shaft and used for being sleeved with a cage blank so as to conduct radial supporting on the cage blank. The supporting sleeve is made of nonmetal materials and achieves circumferential locking with the workpiece fixing shaft. According to the cage pocket machining device, because the cage blank is supported through the supporting sleeve made of the nonmetal materials, the situation that a cutting edge cracks when a drill bit drills through the cage blank and makes contact with the workpiece fixing shaft is avoided in the drilling process, and safety is high. Meanwhile, the drilling position has high flexibility and is not restrained by a hole which allows a drill bit to enter and is reserved in the workpiece fixing shaft, so that the tool manufacturing precision and the assembly difficulty are reduced.
Description
Technical field
The present invention relates to bearing parts manufacture field, particularly relate to a kind of retainer pockets processing device.
Background technology
In the process of modern rolling bearing technical development, be improve bearing load carrying capacity, carry out bearing optimal design, reduce bearing noise vibration, improve bearing reliability, extend bearing service life, reduce production cost, the nonmetallic materials that adopt manufacture retainer more.Nonmetallic materials retainer has compared with metal material retainer that density is low, quality is little, rub resistance wearing and tearing, self-lubricating property excellence, good damping effect, the advantage such as corrosion-resistant, but adding man-hour due to nonmetallic materials poor dimensional stability, the shortcomings such as thermal coefficient of expansion is large, machining accuracy is difficult to control.
If application publication number is CN103506822A, Shen Qing Publication day is the processing method that the Chinese invention patent of 2014.01.15 discloses a kind of advanced High Temperature Resistant Polyimide Composites retainer, a kind of processing tool being applicable to the method is also disclosed in this file, wherein processing tool comprises mandrel and workpiece fixed axis, workpiece fixed axis is ladder profile shaft, the outer peripheral face of its path section is as locating outer peripheral face for being set with retainer base substrate, path section is also provided with the radial blind hole extended, this blind hole is corresponding with the pocket hole site to be processed on retainer, for stretching into for drill bit when holing, step surface is used for carrying out axial location to retainer base substrate as stopping surface, in the path section retainer base substrate processing outer peripheral face and endoporus being set in mandrel and workpiece and mandrel are matched in clearance, mandrel is also arranged with clamp nut, by clamp nut, retainer base substrate is pressed on the step surface of mandrel, namely ensure relative to mandrel, circumference to occur and rotate executing in drill-through journey retainer base substrate by the frictional force between the step surface on retainer base substrate and clamp nut and mandrel, then pocket hole is processed.
But when adopting this processing technology and coordinate the pocket hole on this frock processing retainer, need the requirement of higher positioning accurate accuracy, higher to the requirement on machining accuracy of workpiece fixed axis and drilling machine, manufacturing cost is higher, blind hole when holing in the necessary alignment pieces fixed axis path section of drill bit, otherwise can contact with workpiece fixed axis because drill bit does not accurately stretch in blind hole and tipping occurs, cause serious operating irregularity, great potential safety hazard is brought to staff; Simultaneously, when using this processing method and frock processing has certain flexible nonmetallic materials retainer as aramid fiber modified Teflon retainer, larger compression can be there is vertically in aramid fiber modified Teflon under the extruding of clamp nut, when the retainer base substrate being in compression state carries out Drilling operation, machine rear retainer elasticity to recover and make the aperture, pocket hole processed become large, such pocket hole just can not use completely, and the retainer processed is almost waste product entirely.
Summary of the invention
The object of the present invention is to provide the retainer pockets processing device that tipping can not occur during a kind of boring.
In order to solve the problems of the technologies described above, retainer pockets processing device of the present invention adopts following technical scheme: a kind of retainer pockets processing device, comprise workpiece fixed axis, the periphery of described workpiece fixed axis is provided with for being enclosed within periphery to carry out the support set of radial support to retainer base substrate for retainer base substrate, described support set is made up of nonmetallic materials, described support set and workpiece fixed axis circumference spline.
Described support set has for coordinating with the inner hole surface tensioner of retainer base substrate with the outer peripheral face stoping retainer base substrate to rotate in circumference.
Described workpiece fixed axis is multidiameter left large and right small, the step surface of multidiameter is for the retainer base substrate stopping surface that block is spacing in a left direction, described support set is located at the right-hand member path section of multidiameter, and described workpiece fixed axis is provided with the Stop structure for coordinating with block on the direction of retainer base substrate to the right at the right-hand member of support set.
Described support set extends to path section right side to the right by stopping surface, the right-hand member level of described workpiece fixed axis is extended with thread spindle to the right, described Stop structure comprises the baffle plate be sheathed on thread spindle, and described baffle plate has and to coordinate with the right side block of workpiece fixed axis and to compress the left surface of retainer base substrate right side.
The support set that retainer pockets processing device of the present invention is made by nonmetallic materials supports retainer base substrate, when executing brill, avoid the saturating retainer base substrate of bit drills and contact the phenomenon that tipping occurs with workpiece fixed axis, safety-type is higher, execute the flexibility of boring position higher simultaneously, not by the constraint in the hole supplying drill bit to enter reserved on workpiece fixed axis, reduce the accuracy of manufacture and the assembly difficulty of frock.
Further, support set has the friction tight outer peripheral face that to rise with retainer base substrate inner hole surface, outer peripheral face and the retainer base substrate tensioner of support set coordinate support set and retainer base substrate are contacted periphery between there is larger radial pressure, increase circumferential frictional force, realize the axial spline of retainer base substrate and support set, so just do not need baffle plate to compress retainer base substrate to be supplied to the frictional force of retainer base substrate spline, avoid the distortion of retainer base substrate axis.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment one of retainer pockets processing device of the present invention.
Detailed description of the invention
The embodiment one of retainer pockets processing device of the present invention: as shown in Figure 1, comprise holder, holder is provided with workpiece fixed axis, workpiece fixed axis comprises the central shaft 7 that left and right extends, the periphery of central shaft 7 is arranged with fixed cover 2, fixed cover 2 is provided with the radial screw hole 9 extended, fixed cover 2 realizes locating with the axial and circumferential of central shaft 7 by the trip bolt be located in screw hole 9, the periphery of fixed cover 2 is the notch cuttype outer peripheral face that the large right-hand member of left end is little, the right-hand member of central shaft 7 is provided with thread spindle 70, thread spindle 70 is protruding from the right-hand member of fixed cover 2, the position that thread spindle 70 is positioned at fixed cover 2 right-hand member is arranged with baffle plate 3, thread spindle 70 is arranged with pad 4 on the right side of baffle plate 3, thread spindle 70 is installed with clamp nut 5 on the right side of pad 4, rotatably compress nut 5 left surface of baffle plate can be made to contact with the right side of fixed cover 2 and press with the block top, right side of fixed cover.
The periphery of the path section of fixed cover 2 is provided with support set 8, support set 8 is made for nonmetallic materials, during use, retainer base substrate is set on support set, support set 8 passes through its outer peripheral face to the endoporus periphery radial support of retainer base substrate, step surface between fixed cover large footpath section and path section is for the retainer base substrate stopping surface that block is spacing in a left direction, support set 8 and fixed cover 2 are in circumferential spline, in the present embodiment, support set is fixedly installed on fixed cover, the axial length of support set equals the axial length of path section, that is, support set extends to the right side of path section to the right from the step surface of fixed cover, the outer peripheral face diameter of support set is slightly larger than the diameter of bore of retainer base substrate, time in path section retainer base substrate being set in fixed cover, retainer base substrate coordinates with support set tensioner, radial pressure on the periphery that support set and retainer base substrate contact with each other can increase the frictional force that support set and retainer base substrate rotate mutually greatly, and the spline location realized by this frictional force in retainer base substrate circumference.
Preferably, the axial length of the path section of fixed cover is slightly less than or equals the axial length of retainer base substrate, when retainer base substrate is set on support set, screw clamp nut when baffle plate being pressed on path section right side, the stopping surface that retainer base substrate can be pressed on fixed cover 2 realizes retainer base substrate location in the axial direction, when the axial length of the path section of fixed cover is slightly less than the axial length of retainer base substrate, there is very little compression in the axial direction in retainer base substrate, when the axial length of the path section of fixed cover equals the axial length of retainer base substrate, there is not compression in the axial direction in retainer base substrate, when holing on retainer base substrate like this, larger compression would not be there is by baffle plate extruding because of retainer base substrate, cause under retainer base substrate elasticity restitution, becoming large problem machining back aperture, the pocket hole aperture precision processed is higher, substantially increase yield rate.
Retainer pockets processing device of the present invention in use, because retainer base substrate is sheathed on support set, support set is that nonmetallic materials are made, to contact with support set when when holing, drill bit penetrates retainer base substrate and can not the direct workpiece fixed axis made of contacting metal material, avoid tipping phenomenon, there is higher security, execute the flexibility of boring position larger, reduce machining accuracy and manufacturing cost, support set better can also adapt to the id tolerance of retainer by the micro-strain of himself, simultaneously, coordinated the frictional force being supplied to retainer base substrate circumference spline with the endoporus tensioner of retainer base substrate by support set, and also non-fully realizes spline by baffle plate to the frictional force that the extruding of retainer base substrate increases extruding contact surface, avoid the problem causing the aperture error that processes larger because retainer base substrate axial compression distortion, improve machining accuracy.
The embodiment two of retainer pockets processing device of the present invention: be with the difference of embodiment one, the outer circumference diameter of support set equals the diameter of bore of retainer base substrate, support set not coordinates with retainer base substrate tensioner, and the outer peripheral face of support set is provided with concaveconvex structure and is realized the spline in retainer base substrate circumference by this concaveconvex structure frictional force increased between support set and retainer base substrate.
The embodiment three of retainer pockets processing device of the present invention: be with the difference of embodiment one, workpiece fixed axis is provided with annular flange flange, the right flank of annular flange flange is for carrying out the spacing stopping surface of block to the direction of retainer base substrate left.
The embodiment four of retainer pockets processing device of the present invention: be with the difference of embodiment one, the right-hand member horizontal-extending of workpiece fixed axis has optical axis, Stop structure comprises the cam being slidedly assemblied in baffle plate on optical axis and outer peripheral face and coordinating with baffle plate top press contacts, mobile to realize the clamping of retainer base substrate and to loosen in the lateral direction by cam rotating drive baffle plate.
The embodiment five of retainer pockets processing device of the present invention: be with the difference of embodiment one, the axial length of support set is less than the axial length of the path section of workpiece fixed axis, the path section of workpiece fixed axis is axially provided with two support sets side by side, and the position in pocket hole corresponds to the interval between two support sets.
The using method of retainer pockets processing device of the present invention comprises the following steps: the outer circumference surface of processing retainer and inner hole surface; Retainer base substrate is set in outside the support set of workpiece fixed axis periphery setting, and by stopping surface and Stop structure, axial location is carried out to retainer base substrate; Retainer base substrate is holed, certainly, after drilling as required can to the further finish turning of the internal-and external diameter of retainer.Processing retainer outer peripheral face and inner hole surface can adopt turning or milling, when retainer outer peripheral face and inner hole surface are worked into certain precision, by trip bolt, fixed cover is fixed on center shaft, retainer base substrate is set in also tensioner cooperation between both guarantees contact surface on bracing frame, screwing clamp nut is pressed on the right side of fixed cover by baffle plate, now retainer base substrate pushing tow is realized the location to retainer base substrate axis by baffle plate on stopping surface, now retainer does not deform substantially, before and after retainer can reach when holing retainer dismounting, aperture is substantially constant.
Claims (4)
1. a retainer pockets processing device, comprise workpiece fixed axis, it is characterized in that, the periphery of described workpiece fixed axis is provided with for being enclosed within periphery to carry out the support set of radial support to retainer base substrate for retainer base substrate, described support set is made up of nonmetallic materials, described support set and workpiece fixed axis circumference spline.
2. retainer pockets processing device according to claim 1, is characterized in that, described support set has for coordinating with the inner hole surface tensioner of retainer base substrate with the outer peripheral face stoping retainer base substrate to rotate in circumference.
3. retainer pockets processing device according to claim 1 and 2, it is characterized in that, described workpiece fixed axis is multidiameter left large and right small, the step surface of multidiameter is for the retainer base substrate stopping surface that block is spacing in a left direction, described support set is located at the right-hand member path section of multidiameter, and described workpiece fixed axis is provided with the Stop structure for coordinating with block on the direction of retainer base substrate to the right at the right-hand member of support set.
4. retainer pockets processing device according to claim 3, it is characterized in that, described support set extends to path section right side to the right by stopping surface, the right-hand member level of described workpiece fixed axis is extended with thread spindle to the right, described Stop structure comprises the baffle plate be sheathed on thread spindle, and described baffle plate has and to coordinate with the right side block of workpiece fixed axis and to compress the left surface of retainer base substrate right side.
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 |
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| CN105127779A true CN105127779A (en) | 2015-12-09 |
| CN105127779B CN105127779B (en) | 2018-06-26 |
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| CN201510506621.1A Active CN105127779B (en) | 2015-08-18 | 2015-08-18 | A kind of retainer pockets processing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425624A (en) * | 2016-10-20 | 2017-02-22 | 中核(天津)科技发展有限公司 | Quick-assembled combined 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 |
| CN111075857A (en) * | 2019-12-04 | 2020-04-28 | 西南大学 | Multi-row combined overrunning clutch mechanism for large load |
| CN111098093A (en) * | 2019-12-27 | 2020-05-05 | 洛阳轴承研究所有限公司 | Processing technology of ultrathin-wall bearing retainer |
| CN113231868A (en) * | 2021-04-26 | 2021-08-10 | 广州市昊志机电股份有限公司 | Machine tool machining positioning mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2525920A1 (en) * | 2004-11-10 | 2006-05-10 | 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 |
| CN201565811U (en) * | 2009-10-26 | 2010-09-01 | 陶晓明 | Plastic inward expansion cast iron bushing type machining jig |
| 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 |
| CN102427903A (en) * | 2009-05-19 | 2012-04-25 | 东芝机械株式会社 | Jig for holding thin cylindrical work, method for processing thin cylindrical work, and sheet film forming roll |
| 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 |
| 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 (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2525920A1 (en) * | 2004-11-10 | 2006-05-10 | 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 |
| CN102427903A (en) * | 2009-05-19 | 2012-04-25 | 东芝机械株式会社 | Jig for holding thin cylindrical work, method for processing thin cylindrical work, 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 |
| 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 |
| CN204183305U (en) * | 2014-05-23 | 2015-03-04 | 南京农业大学 | The maintenance fixture of thin-wall circular cylindrical workpiece |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425624A (en) * | 2016-10-20 | 2017-02-22 | 中核(天津)科技发展有限公司 | Quick-assembled combined 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 |
| CN111075857A (en) * | 2019-12-04 | 2020-04-28 | 西南大学 | Multi-row combined overrunning clutch mechanism for large load |
| CN111075857B (en) * | 2019-12-04 | 2021-12-24 | 西南大学 | Multi-row combined overrunning clutch mechanism for large load |
| CN111098093A (en) * | 2019-12-27 | 2020-05-05 | 洛阳轴承研究所有限公司 | Processing technology of ultrathin-wall bearing retainer |
| CN113231868A (en) * | 2021-04-26 | 2021-08-10 | 广州市昊志机电股份有限公司 | Machine tool machining positioning mechanism |
Also Published As
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| CN105127779B (en) | 2018-06-26 |
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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 |
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