CN107906133B - Dense-bead shafting high-precision bearing main shaft - Google Patents
Dense-bead shafting high-precision bearing main shaft Download PDFInfo
- Publication number
- CN107906133B CN107906133B CN201711371580.5A CN201711371580A CN107906133B CN 107906133 B CN107906133 B CN 107906133B CN 201711371580 A CN201711371580 A CN 201711371580A CN 107906133 B CN107906133 B CN 107906133B
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- Prior art keywords
- ring
- bearing
- magnetic
- main shaft
- inner ring
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- 239000011324 bead Substances 0.000 title claims description 7
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Rolling Contact Bearings (AREA)
Abstract
High-precision bearing main shaft of dense ball shafting. The main shaft is inserted into an inner ring of the bearing, a top circular groove is formed in the top of the main shaft and is connected with a top magnetic ring, the top magnetic ring is attracted to fix the top magnetic ring, the fixed top magnetic ring is fixedly connected with a top cover ring of the inner ring of the bearing, the top cover ring of the inner ring of the bearing presses the top of the inner ring of the fixed bearing, an upper circular groove is formed in the top of the top cover ring of the inner ring of the bearing and is connected with an upper magnetic plate ring, the upper magnetic plate ring is attracted to fix the magnetic plate ring, and the upper fixed magnetic plate ring is connected with a top fixing piece of the outer ring of the bearing; the bottom of the main shaft is provided with a bottom circular groove, the bottom circular groove is sleeved with a bottom magnetic ring, the bottom magnetic ring is attracted to and fixed with a bottom magnetic ring, the bottom magnetic ring is fixedly connected with an inner ring bottom cover ring of the bearing, the bottom of the inner ring of the bearing is supported and fixed by the inner ring bottom cover ring of the bearing, the bottom of the inner ring bottom cover ring of the bearing is provided with a lower circular groove, the lower circular groove is connected with a lower magnetic ring, the lower magnetic ring is attracted to and fixed with a lower fixed magnetic ring, and the lower fixed magnetic ring is connected with an outer ring bottom fixing piece of the bearing. The invention is used for the bearing main shaft.
Description
Technical field:
The invention relates to a dense-bead shafting high-precision bearing main shaft.
The background technology is as follows:
the existing bearing and the main shaft are connected and fixed through the bearing seat, but some space cannot be fixed through the bearing seat, and the existing bearing and the main shaft can be finished only by the self structure of the main shaft, so that the main shaft has a complex structure, is inconvenient to process, and is not easy to accurately precision.
The invention comprises the following steps:
the invention aims to provide a dense-bead shafting high-precision bearing main shaft which is convenient to assemble, easy to process and good in fixing effect.
The above object is achieved by the following technical scheme:
The high-precision bearing spindle of the dense bead shafting comprises a spindle, wherein the spindle is inserted into a bearing inner ring, a top circular groove is formed in the top of the spindle, a top magnetic ring is sleeved on the top circular groove, the top magnetic ring is attracted and fixed with a top magnetic ring, the fixed top magnetic ring is fixedly connected with a bearing inner ring top cover ring, the bearing inner ring top cover ring presses the top of a fixed bearing inner ring, the diameter of the bearing inner ring top cover ring is equal to that of the bearing inner ring, an upper circular groove is formed in the top of the bearing inner ring top cover ring, the upper circular groove is connected with an upper magnetic plate ring, the upper magnetic plate ring is attracted and fixed with a magnetic plate ring, and the upper magnetic plate ring is connected with a bearing outer ring top fixing piece; the bottom of main shaft open and to have a bottom ring groove, bottom ring groove cover have a bottom magnetic ring, bottom magnetic ring actuation fixed bottom magnetic ring, fixed bottom magnetic ring fixed connection bearing inner ring end cap circle, bearing inner ring end cap circle hold the bottom of fixed bearing inner ring, the diameter of bearing inner ring end cap circle equal to the diameter of bearing inner ring, the bottom of bearing inner ring end cap circle open and to have a lower ring groove, lower ring groove connect down the magnetic ring, lower magnetic ring actuation fixed magnetic ring down, lower fixed magnetic ring connect the outer ring end mounting of bearing.
The bearing outer ring top fixing piece comprises a main shaft top column, the main shaft top column is connected with the top of the main shaft, the main shaft top column is provided with a transverse through hole and a vertical through hole, the vertical through hole is positioned below the transverse through hole, the vertical through hole penetrates through a vertical fixing slat, two ends of the vertical fixing slat are connected with arc fixing plates, the arc fixing plates are connected with arc fixing risers, the arc fixing plates are pressed on the top of the bearing outer ring, the arc fixing risers are attached to the bearing outer ring, the transverse through hole penetrates through the transverse fixing slat, and two ends of the transverse fixing slat are connected with the arc fixing plates.
The bearing outer ring bottom fixing piece comprises a main shaft bottom column, the main shaft bottom column is connected with the main shaft bottom, a boss is arranged between the main shaft bottom column and the main shaft bottom, a lower buckle cover ring is sleeved on the boss, the lower buckle cover is connected with an inclined fixing ring, and the inclined fixing ring supports the bottom of the bearing outer ring.
The beneficial effects are that:
1. The top magnetic ring, the main shaft and the bottom magnetic ring are not fixed together, normal rotation of the main shaft is not affected, and a bearing connected with the main shaft can be indirectly fixed, so that the magnetic head is good in use effect and safe.
The arc-shaped fixing plate and the arc-shaped fixing vertical plate can limit the outer ring of the bearing, so that the bearing cannot be separated from the main shaft in the using process, normal use is not affected, the bearing can be used normally, and the using process is safe.
The bearing inner ring top cover ring and the bearing inner ring bottom cover ring can limit the bearing from moving up and down, and can work with the spindle in a good matching way.
The invention can greatly save space, can be installed even if the position is very compact, and is very suitable for being used in a position with a small space.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the product.
The specific embodiment is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Example 1:
The high-precision bearing spindle of the dense bead shafting comprises a spindle 1, wherein the spindle is inserted into a bearing inner ring 2, a top circular ring groove 3 is formed in the top of the spindle, a top magnetic ring 4 is sleeved on the top circular ring groove, a top magnetic ring 5 is fixedly attracted and fixed on the top magnetic ring, the fixed top magnetic ring is fixedly connected with a bearing inner ring top cover ring 6, the bearing inner ring top cover ring presses the top of a fixed bearing inner ring, the diameter of the bearing inner ring top cover ring is equal to that of the bearing inner ring, an upper circular ring groove 7 is formed in the top of the bearing inner ring top cover ring, an upper magnetic plate ring 8 is connected with the upper circular ring groove, a fixed magnetic plate ring 9 is attracted on the upper magnetic plate ring, and the upper fixed magnetic plate ring is connected with a bearing outer ring top fixing piece; the bottom of main shaft open and to have a bottom ring groove 10, bottom ring groove cover have a bottom magnetic ring 11, bottom magnetic ring actuation fixed bottom magnetic ring 12, fixed bottom magnetic ring fixed connection bearing inner ring end lid circle 13, bearing inner ring end lid circle hold the bottom of fixed bearing inner ring, bearing inner ring end lid circle's diameter equal to the diameter of bearing inner ring, bearing inner ring end lid circle's bottom open and to have a lower ring groove 14, lower ring groove connect down magnetic ring 15, lower magnetic ring actuation fixed magnetic ring 16, lower fixed magnetic ring connect the outer ring end mounting of bearing.
The bearing outer ring top mounting include main shaft jack-up 17, the main shaft jack-up connect the top of main shaft, the main shaft jack-up open and have horizontal opening 18 and perpendicular opening 19, perpendicular opening be located horizontal opening's below, perpendicular opening pass perpendicular fixed slat 20, perpendicular fixed slat's both ends all connect arc fixed plate 21, arc fixed plate connect last fixed magnetic plate circle, arc fixed plate connect arc fixed riser 22, arc fixed plate press the top of bearing outer ring, arc fixed riser paste on bearing outer ring 23, horizontal opening pass horizontal fixed slat 24, horizontal fixed slat's both ends all connect arc fixed plate. The arc-shaped fixing plate, the arc-shaped fixing vertical plate, the vertical fixing lath and the horizontal fixing lath rotate together with the main shaft jacking column.
The bearing outer ring bottom fixing piece comprises a main shaft bottom column 25, the main shaft bottom column is connected with the main shaft bottom, a boss 26 is arranged between the main shaft bottom column and the main shaft bottom, a lower buckle cover ring 27 is sleeved on the boss, the lower buckle cover is connected with an inclined fixing ring 28, and the inclined fixing ring supports the bottom of the bearing outer ring.
Working principle:
And loading the main shaft into the bearing inner ring, sequentially assembling the bearing inner ring top cover ring, the arc-shaped fixing plate and the arc-shaped fixing vertical plate, and sequentially assembling the bearing inner ring bottom cover ring and the lower buckle cover.
Claims (1)
1. The high-precision bearing spindle of the dense bead shafting comprises a spindle and is characterized in that the spindle is inserted into a bearing inner ring, a top circular ring groove is formed in the top of the spindle, a top magnetic ring is sleeved on the top circular ring groove, the top magnetic ring is fixedly attracted to the top magnetic ring, the fixed top magnetic ring is fixedly connected with a bearing inner ring top cover ring, the bearing inner ring top cover ring presses the top of the fixed bearing inner ring, the diameter of the bearing inner ring top cover ring is equal to that of the bearing inner ring, an upper circular ring groove is formed in the top of the bearing inner ring top cover ring, an upper magnetic plate ring is connected with the upper magnetic plate ring, the upper magnetic plate ring is attracted to the fixed magnetic plate ring, and the upper fixed magnetic plate ring is connected with a bearing outer ring top fixing piece; the bottom of the main shaft is provided with a bottom circular groove, the bottom circular groove is sleeved with a bottom magnetic ring, the bottom magnetic ring is attracted to and fixed with a bottom magnetic ring, the bottom magnetic ring is fixedly connected with an inner ring bottom cover ring of the bearing, the bottom cover ring of the inner ring of the bearing supports the bottom of the inner ring of the fixed bearing, the diameter of the bottom cover ring of the inner ring of the bearing is equal to that of the inner ring of the bearing, the bottom of the bottom cover ring of the inner ring of the bearing is provided with a lower circular groove, the lower circular groove is connected with a lower magnetic ring, the lower magnetic ring is attracted to and fixed with a lower fixed magnetic ring, and the lower fixed magnetic ring is connected with a bottom fixing piece of the outer ring of the bearing; the bearing outer ring top fixing piece comprises a main shaft top column, the main shaft top column is connected with the top of the main shaft, the main shaft top column is provided with a transverse through hole and a vertical through hole, the vertical through hole is positioned below the transverse through hole, the vertical through hole penetrates through a vertical fixing slat, two ends of the vertical fixing slat are connected with arc fixing plates, the arc fixing plates are connected with arc fixing vertical plates, the arc fixing plates are pressed on the top of the bearing outer ring, the transverse through hole penetrates through the transverse fixing slat, and two ends of the transverse fixing slat are connected with the arc fixing plates; the bearing outer ring bottom fixing piece comprises a main shaft bottom column, the main shaft bottom column is connected with the main shaft bottom, a boss is arranged between the main shaft bottom column and the main shaft bottom, a lower buckle cover ring is sleeved on the boss, the lower buckle cover ring is connected with an inclined fixing ring, and the inclined fixing ring supports the bottom of the bearing outer ring; and loading the main shaft into the bearing inner ring, and then sequentially assembling the bearing inner ring top cover ring, the arc-shaped fixing plate and the arc-shaped fixing vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711371580.5A CN107906133B (en) | 2017-12-19 | 2017-12-19 | Dense-bead shafting high-precision bearing main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711371580.5A CN107906133B (en) | 2017-12-19 | 2017-12-19 | Dense-bead shafting high-precision bearing main shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107906133A CN107906133A (en) | 2018-04-13 |
| CN107906133B true CN107906133B (en) | 2024-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711371580.5A Active CN107906133B (en) | 2017-12-19 | 2017-12-19 | Dense-bead shafting high-precision bearing main shaft |
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| Country | Link |
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| CN (1) | CN107906133B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207687203U (en) * | 2017-12-19 | 2018-08-03 | 天津市天门进保科技有限公司 | Dense ball shafting high-precision bearing main shaft |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027753A (en) * | 1976-04-15 | 1977-06-07 | The B.F. Goodrich Company | In-axle vehicle wheel speed sensing device |
| US6692153B2 (en) * | 2001-03-07 | 2004-02-17 | Ntn Corporation | Wheel support bearing assembly |
| WO2009119036A1 (en) * | 2008-03-24 | 2009-10-01 | Ntn株式会社 | Bearing device adapted for use in wheel and having rotational speed detection device |
| DE102011076144A1 (en) * | 2011-05-19 | 2012-11-22 | Schaeffler Technologies AG & Co. KG | Electric motor with rotorwellenfest biased radial ball bearing and drive unit of a motor vehicle |
| DE102011080796B4 (en) * | 2011-08-11 | 2023-05-25 | Aktiebolaget Skf | Axially load bearing arrangement |
| DE102011080798B4 (en) * | 2011-08-11 | 2014-01-02 | Aktiebolaget Skf | roller bearing assembly |
| CN205090152U (en) * | 2015-09-22 | 2016-03-16 | 北京新立机械有限责任公司 | Position shafting structure |
| CN205823925U (en) * | 2016-07-04 | 2016-12-21 | 滁州品之达电器科技有限公司 | A kind of Biserial cylindrical roller bearing of waterproof sediment prevention |
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2017
- 2017-12-19 CN CN201711371580.5A patent/CN107906133B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207687203U (en) * | 2017-12-19 | 2018-08-03 | 天津市天门进保科技有限公司 | Dense ball shafting high-precision bearing main shaft |
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| CN107906133A (en) | 2018-04-13 |
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Country or region after: China Address after: 300 000 Tianjin Binhai New Area Huayuan Industrial Zone Haitai Development 6 Haitai Green Industrial Base F Block 2 Gates 201 Room-1 Applicant after: TIANMEN JINBAO (TIANJIN) TECHNOLOGY Co.,Ltd. Address before: 300450 Tianjin Binhai New Area Binhai High tech Zone Huayuan Industrial Zone Haitai Development Sixth Road, Haitai Green Industry Base Building F, Gate 101, 2 Applicant before: TIANJIN TIANMEN JINBAO TECHNOLOGY Co.,Ltd. Country or region before: China |
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