CN222148140U - Driven shaft combination - Google Patents
Driven shaft combination Download PDFInfo
- Publication number
- CN222148140U CN222148140U CN202323434591.7U CN202323434591U CN222148140U CN 222148140 U CN222148140 U CN 222148140U CN 202323434591 U CN202323434591 U CN 202323434591U CN 222148140 U CN222148140 U CN 222148140U
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- Prior art keywords
- driven shaft
- bearing sleeve
- sleeve
- driven
- aligning roller
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- 239000010687 lubricating oil Substances 0.000 claims abstract description 22
- 239000003921 oil Substances 0.000 claims description 22
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000003971 tillage Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
Abstract
本实用新型涉及农机配件技术领域，具体为一种从动轴组合，该组合包括从动轴、从动齿轮和耙刀，从动轴的上端和中部分别设置第一装配组件和第二装配组件；从动轴通过第一装配组件与润滑油箱的顶板装配连接，通过第二装配组件与润滑油箱的底板装配连接。本实用新型公开的从动轴组合，从动轴的上端和中部分别通过第一装配组件和第二装配组件与润滑油箱装配连接，提升从动轴在传动过程的稳定性。
The utility model relates to the technical field of agricultural machinery accessories, specifically a driven shaft assembly, which includes a driven shaft, a driven gear and a rake, wherein the upper end and the middle of the driven shaft are respectively provided with a first assembly component and a second assembly component; the driven shaft is assembled and connected with the top plate of the lubricating oil tank through the first assembly component, and is assembled and connected with the bottom plate of the lubricating oil tank through the second assembly component. In the driven shaft assembly disclosed in the utility model, the upper end and the middle of the driven shaft are respectively assembled and connected with the lubricating oil tank through the first assembly component and the second assembly component, thereby improving the stability of the driven shaft during the transmission process.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery accessories, in particular to a driven shaft combination.
Background
The rotary cultivator is an agricultural machine for crushing crop straws or soil blocks in farmlands, and is driven by a power output shaft of a front tractor (tractor) to operate, the power output shaft of the tractor transmits power to a rotary tillage assembly through a gear transmission pair on the rotary cultivator, the gear transmission pair is positioned in a lubricating oil tank, the rotary tillage assembly consists of a driven gear, a driven shaft and a harrow knife, and the driven gear and the harrow knife are respectively positioned at two ends of the driven shaft.
The driven gear is positioned in the lubricating oil tank and is meshed with the driving gear for transmission, and the harrow knife is required to carry out rotary tillage operation on farmlands, so that one end of a driven shaft for installing the driven gear and the harrow knife is positioned in the lubricating oil tank, the other end of the driven shaft is positioned outside the lubricating oil tank, and the driven shaft is in sealed rotary connection with the gear oil tank.
The driven shaft in the prior art is connected with the lubricating oil tank through a group of assembly components, the assembly components are located in the middle of the driven shaft, the middle of the driven shaft is connected with the bottom of the lubricating oil tank through the assembly components, and the driven shaft and the lubricating oil tank are poor in connection stability and easy to damage under the long-time high-load working state of the rotary cultivator, so that the use cost is high.
Therefore, how to overcome the above-mentioned technical problems and drawbacks becomes an important problem to be solved.
Disclosure of utility model
The present utility model is directed to a driven shaft assembly, which solves the above-mentioned problems.
The driven shaft combination comprises a driven shaft, a driven gear and a harrow knife, wherein a first assembly component and a second assembly component are respectively arranged at the upper end and the middle part of the driven shaft;
The first assembly component comprises a driven bearing sleeve, a first flange bearing sleeve fastening disc, an oil seal supporting sleeve, a framework oil seal and a first aligning roller bearing; the driven bearing sleeve and the first flange bearing sleeve fastening disc are fixedly arranged on the inner side and the outer side of the top plate of the lubricating oil tank through a plurality of fastening bolts, a center screw and a plurality of inner hexagonal cylindrical head screws uniformly distributed around the center screw are arranged on the driven bearing sleeve, and a 0-shaped rubber sealing ring is arranged on the lower end face of the driven bearing sleeve; the device comprises a first flange bearing sleeve fastening disc, a first self-aligning roller bearing, a first bearing spacer sleeve and a 0-shaped sealing ring, wherein a positioning shoulder is arranged on the inner side of the first flange bearing sleeve fastening disc, a positioning table matched with the positioning shoulder is arranged at the upper end of an oil seal support sleeve, a framework oil seal is positioned in the oil seal support sleeve, and the framework oil seal is positioned below the first self-aligning roller bearing;
The second assembly component comprises a second flange bearing sleeve fastening disc, a flange bearing sleeve, a second aligning roller bearing and a combined seal, wherein the second flange bearing sleeve fastening disc and the flange bearing sleeve are fixedly arranged on the inner side and the outer side of a bottom plate of the lubricating oil box through a plurality of fastening bolts, a 0-shaped rubber sealing ring is arranged at the upper end of the flange bearing sleeve, the second aligning roller bearing and the combined seal are both positioned in the flange bearing sleeve, the second aligning roller bearing is assembled on the outer side of a driven shaft, a second bearing spacer sleeve is arranged between the second aligning roller bearing and the driven gear, the combined seal is positioned below the second aligning roller bearing, and the combined seal is in clearance fit with the driven shaft.
Further, the driven gear is located between the first assembly component and the second assembly component and is fixedly connected with the driven shaft, and the harrow knife is installed at the lower end of the driven shaft through the assembly plate.
Compared with the prior art, the utility model has the beneficial effects that:
The driven shaft assembly disclosed by the utility model has the advantages that the upper end and the middle part of the driven shaft are respectively connected with the lubricating oil tank through the first assembly component and the second assembly component in an assembled manner, the stability of the driven shaft in the transmission process is improved, in addition, a multiple sealing mechanism is added in the first assembly component and the second assembly component, and the sealing performance after assembly is ensured.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a cross-sectional view taken along A-A of fig. 2.
Description of main reference numerals:
The device comprises a driven shaft 10-11-driven bearing sleeve, a 111-fastening bolt, a 112-center screw, a 113-inner hexagonal cylindrical head screw, a 114-0 rubber sealing ring, a 12-first flange bearing sleeve fastening disc, a 13-oil seal supporting sleeve, a 14-framework oil seal, a 15-first aligning roller bearing, a 151-round nut, a 152-first bearing spacer sleeve, a 153-0 sealing ring, a 16-second flange bearing sleeve fastening disc, a 17-flange bearing sleeve, a 171-0 rubber sealing ring, a 18-second aligning roller bearing, a 181-second bearing spacer sleeve, a 19-combined seal, a 20-driven gear, a 30-harrow knife, a 41-lubricating oil tank top plate and a 42-lubricating oil tank bottom plate.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a driven shaft assembly, which includes a driven shaft 10, a driven gear 20 and a rake blade 30.
The upper end and the middle part of the driven shaft 10 are provided with a first assembly component and a second assembly component, respectively.
The first assembly component comprises a driven bearing sleeve 11, a first flange bearing sleeve fastening disc 12, an oil seal supporting sleeve 13, a framework oil seal 14 and a first aligning roller bearing 15, wherein the driven bearing sleeve 11 and the first flange bearing sleeve fastening disc 12 are fixedly arranged on the inner side and the outer side of a lubricating oil tank top plate 41 through a plurality of fastening bolts 111, a center screw 112 and a plurality of inner hexagonal cylindrical head screws 113 uniformly distributed on the periphery of the center screw are arranged on the driven bearing sleeve 11, a 0-shaped rubber sealing ring 114 is arranged on the lower end face of the driven bearing sleeve 11, a positioning shoulder is arranged on the inner side of the first flange bearing sleeve fastening disc 12, a positioning table matched with the positioning shoulder is arranged at the upper end of the oil seal supporting sleeve 13, the framework oil seal 14 is located in the oil seal supporting sleeve 13, the framework oil seal 14 is located below the first aligning roller bearing 15, the framework oil seal 14 is located on the outer side of the upper end of the first bearing spacer sleeve 152, the first aligning roller bearing 15 is assembled on the upper end of the driven shaft 10 through a round nut 151, a first bearing spacer 152 is arranged between the first aligning roller bearing 15 and the driven gear 20, a first bearing spacer 152 is arranged between the first bearing spacer 152 and the driven shaft 10, a gap 152 is matched with the first aligning roller bearing 15 and the first spacer 153 is arranged between the first bearing spacer 152 and the driven 10, and the first aligning roller 152 is arranged between the spacer 153 and the spacer 0.
The second assembly component comprises a second flange bearing sleeve fastening disc 16, a flange bearing sleeve 17, a second aligning roller bearing 18 and a combined seal 19, wherein the second flange bearing sleeve fastening disc 16 and the flange bearing sleeve 17 are fixedly arranged on the inner side and the outer side of a lubricating oil box bottom plate 42 through a plurality of fastening bolts 111, a 0-shaped rubber sealing ring 171 is arranged at the upper end of the flange bearing sleeve 17, the second aligning roller bearing 18 and the combined seal 19 are both positioned in the flange bearing sleeve 17, the second aligning roller bearing 18 is assembled on the outer side of the driven shaft 10, a second bearing spacer sleeve 181 is arranged between the second aligning roller bearing 18 and the driven gear 20, the combined seal 19 is positioned below the second aligning roller bearing 18, and the combined seal 19 is in clearance fit with the driven shaft 10.
The driven gear 20 is positioned between the first assembly component and the second assembly component, the driven gear 20 is fixedly connected with the driven shaft 10, and the harrow knife 30 is mounted at the lower end of the driven shaft 10 through an assembly plate.
The installation process of the driven shaft assembly disclosed in the embodiment is that the driven bearing sleeve 11 and the first flange bearing sleeve fastening disc 12 of the first assembly component are fixedly installed on the inner side and the outer side of the lubricating oil tank top plate 41 through a plurality of fastening bolts 111, the second flange bearing sleeve fastening disc 16 and the flange bearing sleeve 17 of the second assembly component are fixedly installed on the inner side and the outer side of the lubricating oil tank bottom plate 42 through a plurality of fastening bolts 111, so that the assembly of the whole driven shaft assembly is realized, and the driven gear 20 is immersed below the oil surface in the lubricating oil tank.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The driven shaft assembly comprises a driven shaft, a driven gear and a harrow knife, and is characterized in that a first assembly component and a second assembly component are respectively arranged at the upper end and the middle part of the driven shaft;
The first assembly component comprises a driven bearing sleeve, a first flange bearing sleeve fastening disc, an oil seal supporting sleeve, a framework oil seal and a first aligning roller bearing; the driven bearing sleeve and the first flange bearing sleeve fastening disc are fixedly arranged on the inner side and the outer side of the top plate of the lubricating oil tank through a plurality of fastening bolts, a center screw and a plurality of inner hexagonal cylindrical head screws uniformly distributed around the center screw are arranged on the driven bearing sleeve, and a 0-shaped rubber sealing ring is arranged on the lower end face of the driven bearing sleeve; the device comprises a first flange bearing sleeve fastening disc, a first self-aligning roller bearing, a first bearing spacer sleeve and a 0-shaped sealing ring, wherein a positioning shoulder is arranged on the inner side of the first flange bearing sleeve fastening disc, a positioning table matched with the positioning shoulder is arranged at the upper end of an oil seal support sleeve, a framework oil seal is positioned in the oil seal support sleeve, and the framework oil seal is positioned below the first self-aligning roller bearing;
The second assembly component comprises a second flange bearing sleeve fastening disc, a flange bearing sleeve, a second aligning roller bearing and a combined seal, wherein the second flange bearing sleeve fastening disc and the flange bearing sleeve are fixedly arranged on the inner side and the outer side of a bottom plate of the lubricating oil box through a plurality of fastening bolts, a 0-shaped rubber sealing ring is arranged at the upper end of the flange bearing sleeve, the second aligning roller bearing and the combined seal are both positioned in the flange bearing sleeve, the second aligning roller bearing is assembled on the outer side of a driven shaft, a second bearing spacer sleeve is arranged between the second aligning roller bearing and the driven gear, the combined seal is positioned below the second aligning roller bearing, and the combined seal is in clearance fit with the driven shaft.
2. The driven shaft assembly of claim 1, wherein the driven gear is located between the first assembly component and the second assembly component, the driven gear is fixedly connected with the driven shaft, and the rake blade is mounted at the lower end of the driven shaft through the assembly plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323434591.7U CN222148140U (en) | 2023-12-17 | 2023-12-17 | Driven shaft combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323434591.7U CN222148140U (en) | 2023-12-17 | 2023-12-17 | Driven shaft combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222148140U true CN222148140U (en) | 2024-12-13 |
Family
ID=93783697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323434591.7U Active CN222148140U (en) | 2023-12-17 | 2023-12-17 | Driven shaft combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222148140U (en) |
-
2023
- 2023-12-17 CN CN202323434591.7U patent/CN222148140U/en active Active
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| GR01 | Patent grant |