CN105299062A - Bearing structure of cultivator blade and installation method thereof - Google Patents
Bearing structure of cultivator blade and installation method thereof Download PDFInfo
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- CN105299062A CN105299062A CN201510756253.6A CN201510756253A CN105299062A CN 105299062 A CN105299062 A CN 105299062A CN 201510756253 A CN201510756253 A CN 201510756253A CN 105299062 A CN105299062 A CN 105299062A
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- bearing
- ring
- seal ring
- spacer
- ploughing
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Abstract
The invention discloses a bearing structure of a cultivator blade and an installation method thereof, wherein the bearing structure of the cultivator blade comprises a bearing seat, a shaft, a shaft sleeve, a bearing inner ring, a tapered roller, a bearing outer ring, a holder, an inner ring spacer, an outer ring spacer, a spring collar, a dustproof cover and a sealing ring. The bearing structure of the cultivator blade and the installation method thereof use a back-to-back installation mode of a separable tapered roller bearing, wherein a load center is arranged outside a bearing center line, the span of force action points of the dilated inner ring spacer and the outer ring spacers is increased, and the rigidity of a cantilever is improved, and enables a blade to more steadily operate. Simultaneously, the bearing structure of the cultivator blade and the installation method thereof use a lip-shaped box-type sealed structure, and a sealing body forms interference fit between the end surfaces of the bearing seat. The bearing structure of the cultivator blade and the installation method thereof can effective prevent external dust or muddy water from entering an engine body, also can effective prevent grease in the engine body from being leaked out from the engine body, are low in requirement for installation space, and are low in requirement of process precision for installation slots and sealing positions. The bearing structure of the cultivator blade and the installation method thereof are compact and reliable in installation structure, and can meet installation requirements of various cultivators to blades.
Description
Technical field
The present invention relates to a kind of bearing structure and installation method thereof, particularly for the mounting structure of the cultivated cutter of ploughing machine.
Technical background
Bearing is the supporting part that Axial parts is arranged in specific axis bearing.Be a kind of important component in contemporary machinery, its major function is supported mechanical solid of rotation, reduces the friction factor in its movement process, and ensures rotating accuracy.At present, for different duty requirements, create bearing and the mounting arrangements mode thereof of varied type.
Ploughing machine due to working environment relatively severe, working environment directly contacts with earth dust.And can be subject to axially and the effect of radial power at the running middle (center) bearing of cultivated cutter simultaneously, need the rigidity of the mounting structure ensureing bearing enough good.In addition, ploughing machine adopts the independent mounting type of each cultivated cutter mostly, it is also proposed certain requirement to the miniaturization of mounting structure and convenience.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of bearing structure and installation method thereof of tractor-ploughing cutter of ploughing is provided.
For a bearing structure for tractor-ploughing cutter of ploughing, it is characterized in that comprising bearing support, axle, axle sleeve, two bearing inner races, two tapered rollers, two bearing outer rings, retainer, cone spacer, outer ring spacer, check ring, dust cover, seal rings; Axle is provided with bearing inner race, cone spacer, bearing inner race, axle sleeve to the end successively from tail, two bearing inner races are all placed with retainer, retainer is used for being uniformly distributed of tapered roller, the outer installation shaft bearing outer-ring of tapered roller, check ring is arranged in bearing support interior grooves, be positioned at the bearing outer ring of axle afterbody and check ring side near, check ring opposite side and outer ring spacer near, outer ring spacer and another bearing outer ring near, be provided with seal ring between axle sleeve and bearing support, bearing support afterbody is provided with dust cover.
Further, the mounting type of two tapered roller bearings, for install back-to-back, makes load center be in outside bearing axis, and point of force application span becomes large, and the rigidity of cantilever is better.
Further, seal ring between axle sleeve and bearing support adopts six lip cartridge seals, coordinated with bearing support by exterior seal ring, middle seal ring, middle seal ring coordinates with axle sleeve, inner seal ring is clipped in middle seal ring and exterior seal ring, can effectively stop external dust or cement enter in body and effectively prevent the grease in body from going out from body internal leakage.
Further, between cone spacer and outer ring spacer, leave space, make an addition to storage for grease.
The installation method of the described bearing structure for tractor-ploughing cutter of ploughing comprises the following steps:
1) check ring is installed at the groove of bearing support; Bearing outer ring and outer ring spacer are put into;
2) on bearing inner race, install retainer and tapered roller, axle is inserted in bearing inner race and cone spacer;
3) on cone spacer, add grease, shaft components has been put into bearing support, be adjusted to correct position;
4) by axle sleeve, bearing support put into by seal ring;
5) dust cover is installed on bearing support.
Use the present invention, the mounting type of bearing support is simple, required precision for component is low, have employed the Back-to-back installation of separable tapered roller bearing, load center is made to be in outside bearing axis, point of force application span becomes large, promotes the rigidity of cantilever, cultivated cutter is operated more stable.The present invention simultaneously adopts lip cartridge seal structure, and seal is to form interference fit between bearing support end face.External dust or cement can be effectively stoped to enter in body.Also can effectively prevent the grease in body from going out from body internal leakage, simultaneously low to requirements of installation space, low to the requirement on machining accuracy at mounting groove and sealing position.Mounting structure of the present invention is reliably compact, can meet the installation requirements of multiple ploughing machine for cultivated cutter.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of bearing mounting structure for cultivated cutter of ploughing of the present invention
Fig. 2 is the sealed structural representation of a kind of bearing mounting structure for cultivated cutter of ploughing of the present invention
In figure, bearing support 1, axle 2, axle sleeve 3, bearing inner race 4, tapered roller 5, bearing outer ring 6, retainer 7, cone spacer 8, outer ring spacer 9, check ring 10, dust cover 11, seal ring 12; Wherein seal ring 12 comprises exterior seal ring 12.1, middle seal 12.2, inner seal ring 12.3.
Embodiment
As shown in Figure 1, for a bearing structure for tractor-ploughing cutter of ploughing, it is characterized in that comprising bearing support 1, axle 2, axle sleeve 3, two bearing inner races 4, two tapered rollers 5, two bearing outer rings 6, retainer 7, cone spacer 8, outer ring spacer 9, check ring 10, dust cover 11, seal rings 12, axle 2 is provided with bearing inner race 4 to the end successively from tail, cone spacer 8, bearing inner race 4, axle sleeve 3, two bearing inner races 4 are all placed with retainer 7, retainer 7 is uniformly distributed for tapered roller 5, the outer installation shaft bearing outer-ring 6 of tapered roller 5, check ring 10 is arranged in bearing support 1 interior grooves, the bearing outer ring 6 being positioned at axle afterbody and check ring 10 side near, check ring 10 opposite side and outer ring spacer 9 near, outer ring spacer 9 and another bearing outer ring 6 near, between axle sleeve 3 and bearing support (1), seal ring 12 is installed, bearing support 1 afterbody is provided with dust cover 11.
Further, the mounting type of two tapered roller bearings, for install back-to-back, makes load center be in outside bearing axis, and point of force application span becomes large, and the rigidity of cantilever is better.
Further, between cone spacer 8 and outer ring spacer 9, leave space, make an addition to storage for grease.
As shown in Figure 2, seal ring 12 between axle sleeve 3 and bearing support 1 adopts six lip cartridge seals, be made up of exterior seal ring 12.1, middle seal ring 12.2, inner seal ring 12.3, exterior seal ring 12.1 coordinates with bearing support 1, middle seal ring 12.2 coordinates with axle sleeve 3, inner seal ring 12.3 is clipped in middle seal ring 12.2 with in exterior seal ring 12.1, can effectively stop external dust or muddy water enter in body and effectively prevent the grease in body from going out from body internal leakage.
A kind of installation method of the bearing structure for cultivated cutter of ploughing comprises the following steps:
1) check ring 10 is installed at the groove of bearing support 1; Bearing outer ring 6 and outer ring spacer 9 are put into;
2) on bearing inner race 5, install retainer 7 and tapered roller 5, axle 2 is inserted in bearing inner race 5 and cone spacer 8;
3) on cone spacer 8, add grease, shaft components has been put into bearing support 1, be adjusted to correct position;
4) axle sleeve 4, seal ring 12 are put into bearing support 1;
5) dust cover 11 is installed on bearing support 1.
Claims (5)
1., for a bearing structure for tractor-ploughing cutter of ploughing, it is characterized in that comprising bearing support (1), axle (2), axle sleeve (3), two bearing inner races (4), two tapered rollers (5), two bearing outer rings (6), retainer (7), cone spacer (8), outer ring spacer (9), check ring (10), dust cover (11), seal ring (12), axle (2) is provided with bearing inner race (4) to the end successively from tail, cone spacer (8), bearing inner race (4), axle sleeve (3), two bearing inner races (4) are all placed with retainer (7), retainer (7) being uniformly distributed for tapered roller (5), the outer installation shaft bearing outer-ring (6) of tapered roller (5), check ring (10) is arranged in bearing support (1) interior grooves, the bearing outer ring (6) being positioned at axle afterbody and check ring (10) side near, check ring (10) opposite side and outer ring spacer (9) near, outer ring spacer (9) and another bearing outer ring (6) near, seal ring (12) is installed between axle sleeve (3) and bearing support (1), bearing support (1) afterbody is provided with dust cover (11).
2. a kind of bearing structure for tractor-ploughing cutter of ploughing as claimed in claim 1, is characterized in that the mounting type of two tapered roller bearings is for install back-to-back, makes load center be in outside bearing axis.
3. a kind of bearing structure for tractor-ploughing cutter of ploughing as claimed in claim 1, it is characterized in that the seal ring (12) between axle sleeve (3) and bearing support (1) adopts six lip cartridge seals, be made up of exterior seal ring (12.1), middle seal ring (12.2), inner seal ring (12.3), exterior seal ring (12.1) coordinates with bearing support (1), middle seal ring (12.2) coordinates with axle sleeve (3), inner seal ring (12.3) is clipped in middle seal ring (12.2) and exterior seal ring (12.1).
4. a kind of bearing structure for tractor-ploughing cutter of ploughing as claimed in claim 1, is characterized in that leaving space between cone spacer (8) and outer ring spacer (9), for interpolation and the storage of grease.
5., as claimed in claim 1 for an installation method for the bearing structure of tractor-ploughing cutter of ploughing, it is characterized in that comprising the following steps:
1) check ring (10) is installed at the groove of bearing support (1); Bearing outer ring (6) and outer ring spacer (9) are put into;
2) on bearing inner race (4), install retainer (7) and tapered roller (5), axle (2) is inserted in bearing inner race (4) and cone spacer (8);
3) on cone spacer (8), added grease, shaft components has been put into bearing support (1), be adjusted to correct position;
4) by axle sleeve (3), bearing support (1) put into by seal ring (12);
5) dust cover (11) is installed on bearing support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510756253.6A CN105299062A (en) | 2015-11-09 | 2015-11-09 | Bearing structure of cultivator blade and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510756253.6A CN105299062A (en) | 2015-11-09 | 2015-11-09 | Bearing structure of cultivator blade and installation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105299062A true CN105299062A (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510756253.6A Pending CN105299062A (en) | 2015-11-09 | 2015-11-09 | Bearing structure of cultivator blade and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105299062A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513746A (en) * | 2018-06-13 | 2018-09-11 | 周雨馨 | Rotary tillage stubble-cutting machine with sealing structure |
| CN111322302A (en) * | 2020-04-01 | 2020-06-23 | 昆山三一动力有限公司 | Cantilevered gear assembly, engine and method of assembling gear assembly |
| CN113454356A (en) * | 2019-02-13 | 2021-09-28 | 五十铃自动车株式会社 | Locking structure of component |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012001517A1 (en) * | 2010-06-29 | 2012-01-05 | Toyota Jidosha Kabushiki Kaisha | Conical roller bearing device |
| CN202451612U (en) * | 2012-01-19 | 2012-09-26 | 杭州钢铁集团公司 | Bearing device of skip car wheel |
| CN203353082U (en) * | 2013-07-24 | 2013-12-25 | 重庆钟华机械有限责任公司 | Simple and easy connector for tilling box and walking box of banking machine |
| CN204164356U (en) * | 2014-10-24 | 2015-02-18 | 卡特彼勒（青州）有限公司 | The Oil sealing assembly of wheel hub and machine |
| CN204533213U (en) * | 2015-01-05 | 2015-08-05 | *** | A kind of pinch roller assembly self-contained bearing |
| CN205101418U (en) * | 2015-11-09 | 2016-03-23 | 常山皮尔轴承有限公司 | Bearing arrangement of arable land tractor -ploughing sword |
-
2015
- 2015-11-09 CN CN201510756253.6A patent/CN105299062A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012001517A1 (en) * | 2010-06-29 | 2012-01-05 | Toyota Jidosha Kabushiki Kaisha | Conical roller bearing device |
| CN202451612U (en) * | 2012-01-19 | 2012-09-26 | 杭州钢铁集团公司 | Bearing device of skip car wheel |
| CN203353082U (en) * | 2013-07-24 | 2013-12-25 | 重庆钟华机械有限责任公司 | Simple and easy connector for tilling box and walking box of banking machine |
| CN204164356U (en) * | 2014-10-24 | 2015-02-18 | 卡特彼勒（青州）有限公司 | The Oil sealing assembly of wheel hub and machine |
| CN204533213U (en) * | 2015-01-05 | 2015-08-05 | *** | A kind of pinch roller assembly self-contained bearing |
| CN205101418U (en) * | 2015-11-09 | 2016-03-23 | 常山皮尔轴承有限公司 | Bearing arrangement of arable land tractor -ploughing sword |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513746A (en) * | 2018-06-13 | 2018-09-11 | 周雨馨 | Rotary tillage stubble-cutting machine with sealing structure |
| CN113454356A (en) * | 2019-02-13 | 2021-09-28 | 五十铃自动车株式会社 | Locking structure of component |
| CN111322302A (en) * | 2020-04-01 | 2020-06-23 | 昆山三一动力有限公司 | Cantilevered gear assembly, engine and method of assembling gear assembly |
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Application publication date: 20160203 |
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| RJ01 | Rejection of invention patent application after publication |