CN202956101U - Auxiliary tool for tapered roller bearing pairing clearance measurement - Google Patents
Auxiliary tool for tapered roller bearing pairing clearance measurement Download PDFInfo
- Publication number
- CN202956101U CN202956101U CN 201220635073 CN201220635073U CN202956101U CN 202956101 U CN202956101 U CN 202956101U CN 201220635073 CN201220635073 CN 201220635073 CN 201220635073 U CN201220635073 U CN 201220635073U CN 202956101 U CN202956101 U CN 202956101U
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- Prior art keywords
- taper roll
- axle
- roll bearing
- briquetting
- bearing
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an auxiliary tool for tapered roller bearing pairing clearance measurement. The auxiliary tool comprises a measuring shaft extending along a vertical direction, and a bearing support is arranged at the bottom of the measuring shaft and is provided with a lower protruded part which is upward to be used for abutting against and supporting a lower tapered roller bearing outer ring and is arranged or extends along the circumference of the measuring shaft. The auxiliary tool further comprises a press block coaxially sleeved on the measuring shaft, and the press block is provided with a penetrated hole for the measuring shaft to penetrate and is further provided with an upper protruded part which is downward to be used for abutting against an upper tapered roller bearing outer ring and is arranged or extends along the circumference of the penetrated hole, and an external thread segment is arranged at the top of the measuring shaft. The auxiliary tool further comprises a pressing nut which is used for being screwed on the external thread segment of the measuring shaft and enabling pressing force compelling the press block to press a to-be-measured tapered roller bearing to be inflicted on the press block. An upper tapered roller bearing and a lower tapered roller bearing which are paired are sequentially sleeved on the measuring shaft, the pressing nut is tightened, and pre-tightening of two tapered roller bearing is achieved by bi-directional pressing of the bearing support and the press block so as to eliminate axial clearance of the bearing.
Description
Technical field
The utility model is specifically related to a kind of taper roll bearing pairing backlash measurement auxiliary mould.
Background technology
As shown in Figure 1, when being arranged on the taper roll bearing 4 that matches on impact damper splined shaft 1, the end face in opposite directions of two outer rings of the taper roll bearing of pairing is on the axial both ends of the surface of the stator inner hole step 2 of impact damper, the end face in opposite directions of two inner rings of the taper roll bearing of pairing is on the axial both ends of the surface of the intermediate step 3 of splined shaft, because the end-play that bearing self exists, so just need to install pad additional so that bearing is carried out pretension between the inner ring of the axial end of the intermediate step 3 of splined shaft and taper roll bearing 4, eliminate the end-play in bearing.But mostly be at present to select by experience the spacer thickness that installs additional, this just needs repeatedly repeated disassembled and assembled just can complete pretension installation to taper roll bearing, and whole efficiency of assembling is low.
The utility model content
The purpose of this utility model is to provide a kind of taper roll bearing pairing backlash to measure and uses auxiliary mould, installs the repeatedly technical matters of repeated disassembled and assembled of pad in prior art additional to solve when being assembled into right taper roll bearing.
for achieving the above object, the technical scheme that taper roll bearing pairing backlash provided by the utility model is measured with auxiliary mould is: the taper roll bearing pairing backlash is measured and is used auxiliary mould, comprise that vertically being used for of extending coaxially wears pairing, the measurement axle of lower taper roll bearing, the bottom of measuring axle is provided with bearing seat, have on bearing seat and be used for pushing up the lower protuberance along measurement axle circumferential arrangement or extension of pressing the lower taper roll bearing of support outer ring up, described auxiliary mould also comprises for coaxial package at the briquetting of measuring on axle, has the perforation of passing for measuring axle on briquetting, also have on described briquetting and be used for the upper convex portion along perforation circumferential arrangement or extension that the top presses the taper roll bearing outer ring down, be provided with external thread section at the top of measuring axle, described auxiliary mould also comprises for spinning and applies to briquetting the gland nut that forces briquetting to compress the snap-in force of taper roll bearing to be measured on the external thread section of axle measuring.
Described bearing seat is square, and described lower protuberance is four projections that upwards are convexly equipped with on four jiaos of bearing seat.
Described briquetting comprises the circumferential body of measuring on axle be used to being sleeved on, the perforation of described briquetting is the center pit of circumferential body, this circumferential body lateral surface is provided with along circumferential body circumferential arrangement and the pressure arm that radially extends along circumferential body, and described upper convex portion is the projection that the end of pressure arm is convexly equipped with downwards.
the beneficial effects of the utility model are: use taper roll bearing pairing backlash provided by the utility model to measure when using auxiliary mould, upper with what match, lower taper roll bearing is sleeved on successively to be measured on axle, the top, outer ring of lower taper roll bearing is pressed on the lower protuberance of bearing seat, on, the inner ring top press contacts of lower taper roll bearing, the briquetting coaxial package is being measured on axle, the upper convex portion of briquetting is pushed up and is pressed on the outer ring of taper roll bearing, screw gland nut and press taper roll bearing so that briquetting moves down the top, the existing pretension to two taper roll bearings of two-way top compacting by bearing seat and briquetting is to eliminate the end-play of bearing, guarantee mounted on, lower taper roll bearing can not freely rotate, at this moment, in measurement, the width A of lower taper roll bearing, this width A is that the upper surface of outer ring of upper taper roll bearing is to the distance of the lower surface of the outer ring of lower taper roll bearing, then with upper, lower taper roll bearing takes off from auxiliary mould, measure respectively the width of the inner ring of two taper roll bearings, and the width addition of the inner ring of two taper roll bearings is obtained B, measure in advance simultaneously distance B between the axial both ends of the surface of stator inner hole step of impact damper and splined shaft intermediate step axial both ends of the surface apart from E, then calculate by following formula the shim size Y that 2 taper roll bearings whens assembling of pairing need to install additional, Y=A-B+D-E, can determine like this thickness of the pad that need to install additional before the taper roll bearing that pairing is installed, the adjustment that can complete bearing clearance for 1 time, avoid the problem of repeated multiple times dismounting.
Description of drawings
Fig. 1 is the structural representation of taper roll bearing when being arranged on the impact damper splined shaft of pairing;
Fig. 2 is that taper roll bearing pairing backlash provided by the utility model is measured the structural representation with a kind of embodiment of auxiliary mould;
Fig. 3 is the structural representation of the taper roll bearing of the measuring pairing bearing clearance when being arranged on the impact damper splined shaft.
Embodiment
as shown in Figure 2, a kind of taper roll bearing pairing backlash is measured the embodiment with auxiliary mould, this auxiliary mould comprises the coaxial upper taper roll bearing 14 of pairing use and the measurement axle 11 of lower taper roll bearing 13 of wearing that be used for that vertically extends, that matches is upper, lower taper roll bearing is sleeved on the form of two inner ring top press contacts and measures on axle 11, be integrally formed with the bearing seat 12 of pressing taper roll bearing outer ring under support for the top in the bottom of measuring axle 11, have on bearing seat 12 and be used for pushing up the lower protuberance along measurement axle circumferential arrangement of pressing the lower taper roll bearing of support outer ring up, bearing seat 12 is square, described lower protuberance is four jiaos of projections that upwards are convexly equipped with respectively of square bearing seat 12.described auxiliary mould comprises that also when using, coaxial package is being measured on axle and pushed up the briquetting 16 that is pressed in the taper roll bearing outer ring, briquetting 16 middle parts have the perforation of passing for measuring axle, have on briquetting 16 and be used for the upper convex portion 17 along perforation circumferential arrangement or extension that the top presses the taper roll bearing outer ring down, described briquetting 16 comprises the circumferential body that is sleeved on when using on the measurement axle, the perforation of described pressing plate is the center pit of circumferential body, be provided with along circumferential body circumferential arrangement and the pressure arm that radially extends along circumferential body at the circumferential body lateral surface, lower protuberance on described briquetting is the projection that the pressure arm end convexes with downwards, be provided with external thread section at the top of measuring axle, the external thread section place of measuring axle is installed with the gland nut 15 that forces briquetting to compress the snap-in force of circumference roller bearing to be measured for applying to briquetting.
as shown in Figure 2, during use, upper with what match, lower taper roll bearing is sleeved on successively to be measured on axle, the top, outer ring of lower taper roll bearing 13 is pressed on the lower protuberance of bearing seat 12, on, the inner ring top press contacts of lower taper roll bearing, and briquetting 16 is sleeved on measurement axle 11, the upper convex portion 17 of briquetting 16 is pushed up and is pressed on the outer ring of taper roll bearing 14, screw gland nut 15 so that briquetting presses taper roll bearing 14 to 16 times movable tops, the existing pretension to two taper roll bearings of two-way top compacting by bearing seat 12 and briquetting 16 is to eliminate the end-play of bearing, guarantee mounted on, lower taper roll bearing can not freely rotate, at this moment, in measurement, the overall width A of lower taper roll bearing, this width A is that the upper surface of outer ring of upper taper roll bearing 14 is to the distance of the lower surface of the outer ring of lower taper roll bearing 13.Then upper and lower taper roll bearing is taken off from auxiliary mould, measure respectively the width of the inner ring of two taper roll bearings, and the width addition of the inner ring of two taper roll bearings is obtained B.then as shown in Figure 3, before two taper roll bearing correspondences are assemblied in the splined shaft 18 of impact damper, measure in advance distance B between the axial both ends of the surface of stator inner hole step 19 of impact damper and splined shaft intermediate step 20 axial both ends of the surface apart from E, then calculate bearing by following formula and need the spacer thickness Y that installs additional under 0 play state, Y=A-B+D-E, can determine like this pad that need to install additional before the taper roll bearing that pairing is installed, install pad for 1 time additional and can complete adjustment to bearing clearance, avoid the problem of repeated multiple times dismounting.Each parts that auxiliary mould in the present embodiment adopts simple in structure, easy accessibility, it is convenient to measure.
For the present embodiment, technical requirement impact damper main frame play scope is 0.08mm-0.12mm, we get intermediate value 0.1mm, and this moment, impact damper main frame play was Y+0.1mm, only need like this pad of pad Y+0.1mm can access the impact damper play in assembling title.
In above-described embodiment, bearing seat and measurement axle are structure as a whole, in other embodiments, both also can be Split type structure, in use, then both are fixed together, will measure axle and the mounting seat mode by thread connection as the mode of assembling by spiral and be fixed together.
In above-described embodiment, the lower protuberance on bearing seat is the projection that is arranged in four jiaos of square shaft bearings, and in other embodiments, bearing seat can be rounded, and at this moment, the upper convex portion of bearing seat can be for circumferentially extending arc bump or the annular lug of distribution along measuring axle.
In above-described embodiment, the upper convex portion of briquetting is the projection that is arranged in the end of pressure arm, in other embodiments, the briquetting briquetting also can be provided with for the middle part pressing plate of perforation, and the upper convex portion of briquetting is arc bump or the annular lug along the circumferential extension distribution of perforation that convexes with on the lower surface of pressing plate.
Claims (3)
1. the taper roll bearing pairing backlash is measured and is used auxiliary mould, it is characterized in that: comprise that vertically being used for of extending coaxially wears pairing, the measurement axle of lower taper roll bearing, the bottom of measuring axle is provided with bearing seat, have on bearing seat and be used for pushing up the lower protuberance along measurement axle circumferential arrangement or extension of pressing the lower taper roll bearing of support outer ring up, described auxiliary mould also comprises for coaxial package at the briquetting of measuring on axle, has the perforation of passing for measuring axle on briquetting, also have on described briquetting and be used for the upper convex portion along perforation circumferential arrangement or extension that the top presses the taper roll bearing outer ring down, be provided with external thread section at the top of measuring axle, described auxiliary mould also comprises for spinning and applies to briquetting the gland nut that forces briquetting to compress the snap-in force of taper roll bearing to be measured on the external thread section of axle measuring.
2. taper roll bearing pairing backlash according to claim 1 is measured and is used auxiliary mould, and it is characterized in that: described bearing seat is square, and described lower protuberance is four projections that upwards are convexly equipped with on four jiaos of bearing seat.
3. taper roll bearing pairing backlash according to claim 1 and 2 is measured and is used auxiliary mould, it is characterized in that: described briquetting comprises the circumferential body of measuring on axle be used to being sleeved on, the perforation of described briquetting is the center pit of circumferential body, this circumferential body lateral surface is provided with along circumferential body circumferential arrangement and the pressure arm that radially extends along circumferential body, and described upper convex portion is the projection that the end of pressure arm is convexly equipped with downwards.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220635073 CN202956101U (en) | 2012-11-27 | 2012-11-27 | Auxiliary tool for tapered roller bearing pairing clearance measurement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220635073 CN202956101U (en) | 2012-11-27 | 2012-11-27 | Auxiliary tool for tapered roller bearing pairing clearance measurement |
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CN202956101U true CN202956101U (en) | 2013-05-29 |
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CN 201220635073 Expired - Fee Related CN202956101U (en) | 2012-11-27 | 2012-11-27 | Auxiliary tool for tapered roller bearing pairing clearance measurement |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104990484A (en) * | 2015-07-15 | 2015-10-21 | 湖南南方宇航高精传动有限公司 | Bearing assembly and measurement tool |
CN108680083A (en) * | 2018-07-26 | 2018-10-19 | 上海联合滚动轴承有限公司 | A kind of measuring device of axial clearance of double-row conical bearing |
-
2012
- 2012-11-27 CN CN 201220635073 patent/CN202956101U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104990484A (en) * | 2015-07-15 | 2015-10-21 | 湖南南方宇航高精传动有限公司 | Bearing assembly and measurement tool |
CN108680083A (en) * | 2018-07-26 | 2018-10-19 | 上海联合滚动轴承有限公司 | A kind of measuring device of axial clearance of double-row conical bearing |
CN108680083B (en) * | 2018-07-26 | 2024-03-22 | 上海联合滚动轴承有限公司 | Measuring device for axial clearance of double-row tapered roller bearing |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170918 Address after: 471003 Li Chun West Road, Jianxi District, Henan, Luoyang Patentee after: CAMA (Luoyang) Electromechanic Co., Ltd. Address before: 471003 Luoyang, Jianxi Province, Li Chun West Road, No. 18, No. Patentee before: Kaimai (Jiangsu) Machinery Co. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20201127 |
|
CF01 | Termination of patent right due to non-payment of annual fee |