CN105065473A - Needle bearing deviation rectifying device and method - Google Patents
Needle bearing deviation rectifying device and method Download PDFInfo
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- CN105065473A CN105065473A CN201510505317.5A CN201510505317A CN105065473A CN 105065473 A CN105065473 A CN 105065473A CN 201510505317 A CN201510505317 A CN 201510505317A CN 105065473 A CN105065473 A CN 105065473A
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- needle bearing
- rectifying device
- correction
- actuator
- chute
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Abstract
The invention relates to a needle bearing deviation rectifying device and method, and belongs to the technical field of deviation rectifying equipment. The needle bearing deviation rectifying device comprises a pedestal with a sliding chute, a locating device and a deviation rectifying device body, wherein the locating device and the deviation rectifying device body are oppositely arranged in the sliding chute; and a limiting device connected to the deviation rectifying device body is also arranged on the pedestal. The needle bearing deviation rectifying device has the characteristics of being high in percent of pass of deviation rectification and deviation rectifying efficiency, applicable to batch deviation rectification and easy in control of a deviation rectifying angle and effectively reducing rejection rate of needle bearings.
Description
Technical field
The invention belongs to correcting device technical field, relate in particular to a kind of needle bearing rectifying device and method for correcting error.
Background technique
Along with the extensive use of hydraulic pressure class construction machinery product, the constant interval of work loads is increasing, also more and more higher to the requirement of stationarity, accuracy in machinery operation process.Therefore, require that the bearing in machinery not only will possess good bearing capacity, also must possess higher run stability.
Needle bearing, as widely used a kind of bearing, not only has higher mechanical property and longer working life, also has the feature that transmission efficiency is high, heating value is few, running accuracy is higher, be suitable for production in enormous quantities and supply.Needle bearing is when level load operation, and the play speed of its axis and amplitude weigh the important indicator of its run stability.But, due to the factor of the aspects such as technique, tooling device precision, often cause needle bearing can not meet the requirement of hydraulic equipment to its axial float stability.
The basic reason that needle bearing produces axial float is: retainer fenestra center line does not overlap with bearing longitudinal center line, there is several angle.How reducing retainer needle roller fenestra center line and the bearing shaft mean value to centerlines, and then reduce or eliminate the axial float speed of bearing, is a technical problem worth thinking deeply about.
Summary of the invention
For all deficiencies of prior art, in order to solve the problem, now propose a kind of up-to-standard rate of rectifying a deviation high, be applicable to batch correction and correction efficiency high, be easy to error correct angle, simple operation, the needle bearing rectifying device effectively reducing needle bearing scrappage and method for correcting error.
For achieving the above object, the invention provides following technological scheme:
A kind of needle bearing rectifying device, comprise the base, positioning device and the rectifying device that are provided with chute, described positioning device and rectifying device are oppositely arranged in chute, described base are also provided with the limit stoper be connected with rectifying device.
Further, described positioning device comprises clamping actuator, slide blocks and locating piece, and described clamping actuator and locating piece are separately positioned on the not homonymy of slide blocks, and described positioning device is connected with chute by slide blocks.
Further, described slide blocks is provided with fluting, is provided with link in described fluting, the bottom of described link is fixedly connected with chute, and its top is flexibly connected with described clamping actuator.
Further, described clamping actuator is set to eccentric structure.
Further, described rectifying device comprises correction actuator, fixed block and correction part, described correction actuator and correction part are separately positioned on the not homonymy of fixed block, and described rectifying device is fixedly connected with chute by fixed block, and described correction actuator is provided with through hole.
Further, described fixed block is provided with rotating shaft, the two ends of described rotating shaft connect correction actuator and correction part respectively.
Further, described locating piece and correction part correspondence are arranged, and both mate with the retainer of needle bearing respectively.
Further, described limit stoper comprises the position-limited lever and bounding means that match, and the bottom of described position-limited lever is connected with base, and described through hole is run through at its top.
Further, described position-limited lever surface is at least provided with two bounding meanss.
Separately, the present invention also provides a kind of method for correcting error of needle bearing rectifying device, comprises the steps:
(1) axial movement value classification is carried out to described needle bearing, and mark out play direction;
(2) needle bearing processed through step (1) is placed between described positioning device, rectifying device, rotates clockwise described clamping actuator, promote described slide blocks and move along chute;
(3) described locating piece and the retainer of correction part to needle bearing are fixedly clamped;
(4) when the play direction of described needle bearing and operator gaze direction in the same way, rotate clockwise described correction actuator, and utilize described limit stoper to the rotation amplitude of correction actuator, position;
(5) rotate counterclockwise described clamping actuator, impel the spacing of locating piece and correction part to increase, take out the needle bearing after correction;
(6) axial movement value detection is carried out to the needle bearing processed through step (5), verify whether it is acceptable product;
(7) be verified as substandard products through step (6), get another needle bearing of same rank, repeat above step;
(8) be verified as acceptable product through step (6), according to the rotation amplitude that step (4) is located, needle bearing shifting amount being in same rank carries out batch correction.
The invention has the beneficial effects as follows:
1, the present invention is provided with positioning device and rectifying device, under both synergy described, rectifies a deviation to needle bearing, has the advantages that correction up-to-standard rate is high.
2, the present invention is by the deviation adjustment angle of limit stoper positioning rectification device, contributes to carrying out batch correction to the needle bearing being in same shifting amount rank, significantly improves correction efficiency.
3, in the present invention, locating piece and correction part all mate with the retainer of needle bearing, contribute to firmly locating needle bearing, and meanwhile, correction actuator directly acts on retainer by correction part, has the advantages that to be easy to error correct angle.
4, the present invention is by rotating the clamping actuator of eccentric structure, described slide blocks can be driven to move along chute, be fixed needle bearing, have the feature of simple operation.
5, the present invention has the advantages that effectively reduce needle bearing scrappage, economize on resources.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is that schematic diagram disassembled by positioning device of the present invention;
Fig. 3 is correction actuator structural representation of the present invention.
In accompanying drawing: base 1, positioning device 2, rectifying device 3, slide blocks 4, fluting 41, clamping actuator 5, needle bearing 6, fixed block 7, correction actuator 8, limit stoper 9, link 10, chute 11, correction part 12, rotating shaft 13, position-limited lever 14, bounding means 15, locating piece 16, through hole 17.
Embodiment
Technological scheme of the present invention is understood better in order to make those skilled in the art; below in conjunction with accompanying drawing of the present invention; clear, complete description is carried out to technological scheme of the present invention; based on the embodiment in the application; other roughly the same embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, should belong to the scope of the application's protection.
Embodiment one:
As shown in Figure 1, a kind of needle bearing rectifying device, comprise the base 1 being provided with chute 11, positioning device 2 and rectifying device 3, described positioning device 2 and rectifying device 3 are oppositely arranged in chute 11, under the synergy of positioning device 2 and rectifying device 3, needle bearing 6 is rectified a deviation, correction up-to-standard rate is high, described base 1 is also provided with the limit stoper 9 be connected with rectifying device 3, described limit stoper 9 is for the deviation adjustment angle of positioning rectification device 3, contribute to carrying out batch correction to the needle bearing 6 being in same shifting amount rank, significantly improve correction efficiency.
As shown in Figure 1 and Figure 2, described positioning device 2 comprises clamping actuator 5, slide blocks 4 and locating piece 16, and described clamping actuator 5 and locating piece 16 are separately positioned on the not homonymy of slide blocks 4, and described positioning device 2 is connected with chute 11 by slide blocks 4.
Described slide blocks 4 is provided with fluting 41, link 10 is provided with in described fluting 41, the bottom of described link 10 is fixedly connected with chute 11, its top is flexibly connected with described clamping actuator 5, described clamping actuator 5 is set to eccentric structure, rotates described clamping actuator 5, and described slide blocks 4 can be impelled to move along chute 11, thus drive described locating piece 16 to move forward or after move, reach clamping or unclamp the state of described needle bearing 6.
Embodiment two:
As shown in Figure 1, Figure 3, described rectifying device 3 comprises correction actuator 8, fixed block 7 and correction part 12, described correction actuator 8 and correction part 12 are separately positioned on the not homonymy of fixed block 7, described rectifying device 3 is fixedly connected with chute 11 by fixed block 7, contributes to fixing described needle bearing 6.
Described fixed block 7 is provided with rotating shaft 13, and the two ends of described rotating shaft 13 connect correction actuator 8 and correction part 12 respectively, rotate described correction actuator 8, drive described rotating shaft 13, correction part 12 rotates.
As Fig. 2, shown in Fig. 3, described locating piece 16 and correction part 12 correspondence are arranged, and both mate with the retainer of needle bearing 6 respectively, as preferably, the opposing side of described locating piece 16 and correction part 12 is all set to rack structure, contribute to increasing locating piece 16, frictional force between correction part 12 and described retainer, be convenient to position described needle bearing 6, save correction dynamics, simultaneously, described correction actuator 8 directly acts on retainer by correction part 12, be easy to error correct amplitude, in the process that described correction actuator 8 rotates, one end that described retainer contacts with locating piece 16 keeps motionless, its one end contacted with correction part 12 is along with actuator 8 rotating in same direction of rectifying a deviation, reduce or eliminate retainer fenestra center line and the bearing shaft angle to centreline space, reach correction object.
Described correction actuator 8 is provided with through hole 17, described limit stoper 9 comprises the position-limited lever 14 and bounding means 15 that match, the bottom of described position-limited lever 14 is connected with base 1, described through hole 17 is run through at its top, described position-limited lever 14 surface is at least provided with two bounding meanss 15, described rectifying device 3 pairs of needle bearings 6 are utilized to rectify a deviation, described bounding means 15 is utilized to locate the highest, extreme lower position in described correction actuator 8 rotation process, be convenient to carry out batch correction to the needle bearing 6 being in same shifting amount rank, significantly improve correction efficiency.
Embodiment three:
As Figure 1-3, the correction process of described a kind of needle bearing rectifying device, comprises the following steps:
(1) axial movement value classification is carried out to described needle bearing 6, and mark out play direction;
(2) needle bearing 6 processed through step (1) is placed between described positioning device 2, rectifying device 3, rotate clockwise described clamping actuator 5, promote described slide blocks 4 to move along chute 11, reduce the spacing of described locating piece 16 and correction part 12 gradually;
(3) retainer of needle bearing 6 clamps by described locating piece 16, correction part 12, is fixed location;
(4) when the play direction of described needle bearing 6 and operator gaze direction in the same way, rotate clockwise described correction actuator 8, rectify a deviation, contribute to reducing or eliminating retainer fenestra center line and the bearing shaft angle to centreline space, and utilize described limit stoper 9 to the rotation amplitude of correction actuator 8, position;
(5) rotate counterclockwise described clamping actuator 5, impel the spacing of locating piece 16 and correction part 12 to increase, take out the needle bearing 6 after correction;
(6) axial movement value detection is carried out to the needle bearing 6 processed through step (5), verify whether it is acceptable product;
(7) be verified as substandard products through step (6), get another needle bearing 6 of same rank, repeat above step;
(8) be verified as acceptable product through step (6), according to the rotation amplitude that step (4) is located, the needle bearing 6 shifting amount being in same rank carries out batch correction.
In the present embodiment, axial movement value classification is carried out to described needle bearing 6, comprises the following steps:
(1) needle bearing 6 hanging certain weight is arranged on the running shaft of level;
(2) rotate described running shaft, and make it be in N to turn/state of min under, as preferably, described N=850;
(3) record described needle bearing 6 and move a certain distance S time T used, and identify its play direction, as preferably, described S=190cm;
(4) classification is carried out according to time T, as preferably, T >=50s is acceptable product, 40s≤T < 50s is substandard products one-level, 30s≤T < 40s is substandard products secondary, 20s≤T < 30s is substandard products three grades, and T < 20s is scrap.
In the present embodiment, when the needle bearing 6 being in substandard products one-level to axial movement value is rectified a deviation, the rotation angle of described correction actuator 8 is 30 ', when the needle bearing 6 being in substandard products secondary to axial movement value is rectified a deviation, the rotation angle of described correction actuator 8 is 50 ', when the needle bearing 6 being in substandard products three grades to axial movement value is rectified a deviation, the rotation angle of described correction actuator 8 is 1 ° 10 '.
Below the present invention be described in detail, the above, be only the preferred embodiment of the present invention, when not limiting the scope of the present invention, namely allly does impartial change according to the application's scope and modify, all should still belong in covering scope of the present invention.
Claims (10)
1. a needle bearing rectifying device, is characterized in that, comprise the base, positioning device and the rectifying device that are provided with chute, described positioning device and rectifying device are oppositely arranged in chute, described base are also provided with the limit stoper be connected with rectifying device.
2. a kind of needle bearing rectifying device according to claim 1, it is characterized in that: described positioning device comprises clamping actuator, slide blocks and locating piece, described clamping actuator and locating piece are separately positioned on the not homonymy of slide blocks, and described positioning device is connected with chute by slide blocks.
3. a kind of needle bearing rectifying device according to claim 2, it is characterized in that: described slide blocks is provided with fluting, be provided with link in described fluting, the bottom of described link is fixedly connected with chute, and its top is flexibly connected with described clamping actuator.
4. a kind of needle bearing rectifying device according to claim 3, is characterized in that: described clamping actuator is set to eccentric structure.
5. a kind of needle bearing rectifying device according to claim 4, it is characterized in that: described rectifying device comprises correction actuator, fixed block and correction part, described correction actuator and correction part are separately positioned on the not homonymy of fixed block, described rectifying device is fixedly connected with chute by fixed block, and described correction actuator is provided with through hole.
6. a kind of needle bearing rectifying device according to claim 5, is characterized in that: described fixed block is provided with rotating shaft, and the two ends of described rotating shaft connect correction actuator and correction part respectively.
7. a kind of needle bearing rectifying device according to claim 6, is characterized in that: described locating piece and correction part correspondence are arranged, and both mate with the retainer of needle bearing respectively.
8. a kind of needle bearing rectifying device according to claim 7, is characterized in that: described limit stoper comprises the position-limited lever and bounding means that match, and the bottom of described position-limited lever is connected with base, and described through hole is run through at its top.
9. a kind of needle bearing rectifying device according to claim 8, is characterized in that: described position-limited lever surface is at least provided with two bounding meanss.
10. adopt a method for correcting error for the needle bearing rectifying device as described in claim 1-9 any one, it is characterized in that, comprise the steps:
(1) axial movement value classification is carried out to described needle bearing, and mark out play direction;
(2) needle bearing processed through step (1) is placed between described positioning device, rectifying device, rotates clockwise described clamping actuator, promote described slide blocks and move along chute;
(3) described locating piece and the retainer of correction part to needle bearing are fixedly clamped;
(4) when the play direction of described needle bearing and operator gaze direction in the same way, rotate clockwise described correction actuator, and utilize described limit stoper to the rotation amplitude of correction actuator, position;
(5) rotate counterclockwise described clamping actuator, impel the spacing of locating piece and correction part to increase, take out the needle bearing after correction;
(6) axial movement value detection is carried out to the needle bearing processed through step (5), verify whether it is acceptable product;
(7) be verified as substandard products through step (6), get another needle bearing of same rank, repeat above step;
(8) be verified as acceptable product through step (6), according to the rotation amplitude that step (4) is located, needle bearing shifting amount being in same rank carries out batch correction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510505317.5A CN105065473B (en) | 2015-08-17 | 2015-08-17 | A kind of needle bearing deviation correcting device and method for correcting error |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510505317.5A CN105065473B (en) | 2015-08-17 | 2015-08-17 | A kind of needle bearing deviation correcting device and method for correcting error |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105065473A true CN105065473A (en) | 2015-11-18 |
| CN105065473B CN105065473B (en) | 2017-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510505317.5A Expired - Fee Related CN105065473B (en) | 2015-08-17 | 2015-08-17 | A kind of needle bearing deviation correcting device and method for correcting error |
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| Country | Link |
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| CN (1) | CN105065473B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094428A (en) * | 2019-05-24 | 2019-08-06 | 苏州金诚轴承有限公司 | A kind of semi-automatic needle bearing assembling apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR892063A (en) * | 1945-10-30 | 1944-03-28 | Philips Nv | coated electrode for electric arc welding |
| SU1749571A1 (en) * | 1990-04-02 | 1992-07-23 | Производственное объединение "Волгоградский тракторный завод им.Ф.Э.Дзержинского" | Device for assembling needle roller bearing units |
| CN201246416Y (en) * | 2008-09-05 | 2009-05-27 | 无锡市江益轴承自动化设备有限公司 | Retainer oscillation contraposition apparatus of bearing ball division retainer assembly machine |
| CN102943818A (en) * | 2012-10-30 | 2013-02-27 | 无锡双益精密机械有限公司 | Match structure of bearing |
| CN103047299A (en) * | 2013-01-10 | 2013-04-17 | 江苏亿利通科技有限公司 | Automatic assembly device for needle bearing |
| CN204900562U (en) * | 2015-08-17 | 2015-12-23 | 济宁精益轴承有限公司 | Bearing deviation correcting device |
-
2015
- 2015-08-17 CN CN201510505317.5A patent/CN105065473B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR892063A (en) * | 1945-10-30 | 1944-03-28 | Philips Nv | coated electrode for electric arc welding |
| SU1749571A1 (en) * | 1990-04-02 | 1992-07-23 | Производственное объединение "Волгоградский тракторный завод им.Ф.Э.Дзержинского" | Device for assembling needle roller bearing units |
| CN201246416Y (en) * | 2008-09-05 | 2009-05-27 | 无锡市江益轴承自动化设备有限公司 | Retainer oscillation contraposition apparatus of bearing ball division retainer assembly machine |
| CN102943818A (en) * | 2012-10-30 | 2013-02-27 | 无锡双益精密机械有限公司 | Match structure of bearing |
| CN103047299A (en) * | 2013-01-10 | 2013-04-17 | 江苏亿利通科技有限公司 | Automatic assembly device for needle bearing |
| CN204900562U (en) * | 2015-08-17 | 2015-12-23 | 济宁精益轴承有限公司 | Bearing deviation correcting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094428A (en) * | 2019-05-24 | 2019-08-06 | 苏州金诚轴承有限公司 | A kind of semi-automatic needle bearing assembling apparatus |
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| CN105065473B (en) | 2017-10-10 |
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Granted publication date: 20171010 Termination date: 20180817 |