CN220596875U - Novel structure of power output winding drum of tractor - Google Patents
Novel structure of power output winding drum of tractor Download PDFInfo
- Publication number
- CN220596875U CN220596875U CN202322210287.8U CN202322210287U CN220596875U CN 220596875 U CN220596875 U CN 220596875U CN 202322210287 U CN202322210287 U CN 202322210287U CN 220596875 U CN220596875 U CN 220596875U
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- output shaft
- bearing
- outer circle
- circle
- winding drum
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- 238000004804 winding Methods 0.000 title claims abstract description 24
- 230000009467 reduction Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims description 14
- 210000004907 gland Anatomy 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 22
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a novel structure of a power output winding drum of a tractor, which comprises an output shaft, a mounting drum and a winding drum, wherein the output shaft, the mounting drum and the winding drum are arranged on the same central line, the length direction of the output shaft is arranged along the left-right direction, the inner circle of a left port and the inner circle of a right port of the mounting drum are respectively and rotatably connected with the outer circle of the output shaft through a left bearing and a right bearing, a final reduction gear is coaxially arranged on the outer circle of the left end part of the mounting drum through a spline structure, and the outer circle of the mounting drum is fixedly connected with the inner circle of the winding drum on the right side of the final reduction gear through at least two annular plates. The final reduction gear on the output shaft directly transmits the output power of the transmission case to the installation cylinder through the spline structure, and the installation cylinder transmits the power to the winding drum through the annular plate.
Description
Technical Field
The utility model belongs to the technical field of tractors, and particularly relates to a novel structure of a power output winding drum of a tractor.
Background
Patent No. ZL201920341794.6 discloses an overload protection internal tooth transmission tractor, and its transmission's power take off end is connected with first reel and second reel in the transmission respectively, and transmission's V-th axle and VI-th axle are the reel center pin of first reel and second reel respectively, and first reel is inside to be provided with the first rotation supporting component that rotates with the V-th axle to be connected, and second reel is inside to be provided with the second rotation supporting component that rotates with VI-th axle to be connected, and the structure of first rotation supporting component and second rotation supporting component is the same and the fore-and-aft symmetry sets up. The construction of the first and second rotary support assemblies is particularly complex, with many parts, high manufacturing costs, high sales prices, and high post-maintenance costs, as shown in fig. 4 of the patent. Thus, there is a need for an improvement in this structure.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a novel structure of a power output winding drum of a tractor, which has the advantages of simple structure, fewer parts, low cost and convenience in early manufacturing, assembly and later maintenance.
In order to solve the technical problems, the utility model adopts the following technical scheme: the novel structure of the power output winding drum of the tractor comprises an output shaft, a mounting drum and a winding drum, wherein the output shaft, the mounting drum and the winding drum are arranged on the same central line, the length direction of the output shaft is set along the left-right direction, the inner circle of a left port and the inner circle of a right port of the mounting drum are respectively and rotatably connected with the outer circle of the output shaft through a left bearing and a right bearing, a final reduction gear is coaxially arranged on the outer circle of the left end part of the mounting drum through a spline structure, and the outer circle of the mounting drum is fixedly connected with the inner circle of the winding drum on the right side of the final reduction gear through at least two annular plates.
The output shaft excircle is equipped with the shaft shoulder in the left side of left bearing, left end and the contact of shaft shoulder right-hand member of left bearing inner circle, and the interior circle of installation section of thick bamboo is equipped with the spacer sleeve between left bearing and right bearing, spacer sleeve and installation section of thick bamboo structure as an organic whole, left bearing outer lane right-hand member and spacer sleeve left end contact, right bearing outer lane left end and spacer sleeve right-hand member contact, and left bearing and right bearing all adopt tapered roller bearing.
The right end port of the mounting cylinder is provided with an end cover positioned in the winding drum, the end cover is fixedly connected with the right end face of the mounting cylinder through a screw, a pressing sleeve sleeved on the outer circle of the output shaft is arranged between the outer circle of the output shaft and the inner circle of the end cover, the outer circle of the pressing sleeve is provided with a first J-shaped frameless rubber oil seal positioned in the end cover and in press connection with the right end of the right bearing, the outer circle of the right end of the output shaft is in threaded connection with a round nut in press connection with the right end of the pressing sleeve, and the left end of the pressing sleeve is in press connection with the right end of the inner circle of the right bearing.
The left end and the right end of the output shaft are respectively provided with a left baffle and a right gland, the left side of the right gland is open and sleeved on the excircle of the right end of the output shaft, the right end of the long bolt is in threaded connection with the center of the right gland, the head of the long bolt is in compression joint with the left side face of the left baffle, and the left end of the right gland is in compression joint with the right end face of the round nut.
The outer circle of the left end of the mounting cylinder is provided with an elastic retainer ring for a shaft for limiting the axial position of the final reduction gear.
The outer circle of the mounting cylinder is provided with a second J-shaped frameless rubber oil seal between the right side and the leftmost annular plate of the final reduction gear.
By adopting the technical scheme, the left part of the output shaft is fixedly arranged on the left side wall and the right side wall of the transmission case of the tractor, the right side surface of the left baffle is in compression joint with the left side of the left side wall of the transmission case, the second J-shaped frameless rubber oil seal is used for sealing an annular gap of the output shaft penetrating through the right side wall of the transmission case, the final reduction gear is positioned in the transmission case and meshed with the gear transmission mechanism, and the winding drum is positioned on the right side outside the transmission case.
The final reduction gear on the output shaft directly transmits the output power of the transmission case to the installation cylinder through the spline structure, and the installation cylinder transmits the power to the winding drum through the annular plate.
The left bearing is located in the gear box and therefore does not need to be sealed at the left end of the left bearing. The right end opening of the mounting cylinder is open outside, so that the end cover and the first J-shaped frameless rubber oil seal are required to be sealed and dustproof. The round nut is used for positioning the axial position of the right bearing through the jacking sleeve.
The connecting rod is used for connecting the output shafts at the centers of the two reels, so that the traction rope is prevented from being separated from the reels. The long bolt is used for axially positioning the output shaft.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic illustration of the present utility model mounted on a tractor transmission case.
Detailed Description
As shown in fig. 1 and 2, the novel structure of the power output winding drum of the tractor comprises an output shaft 1, a mounting drum 2 and a winding drum 3 which are arranged on the same central line, wherein the length direction of the output shaft 1 is arranged along the left-right direction, the inner circle of a left port and the inner circle of a right port of the mounting drum 2 are respectively and rotatably connected with the outer circle of the output shaft 1 through a left bearing 4 and a right bearing 5, a final reduction gear 7 is coaxially arranged on the outer circle of the left end part of the mounting drum 2 through a spline structure 6, and the outer circle of the mounting drum 2 is fixedly connected with the inner circle of the winding drum 3 through at least two annular plates 8 on the right side of the final reduction gear 7.
The outer circle of the output shaft 1 is provided with a shaft shoulder 9 at the left side of the left bearing 4, the left end of the inner circle of the left bearing 4 is contacted with the right end of the shaft shoulder 9, the inner circle of the mounting cylinder 2 is provided with a positioning sleeve 10 between the left bearing 4 and the right bearing 5, the positioning sleeve 10 and the mounting cylinder 2 are of an integrated structure, the right end of the outer circle of the left bearing 4 is contacted with the left end of the positioning sleeve 10, the left end of the outer circle of the right bearing 5 is contacted with the right end of the positioning sleeve 10, and tapered roller bearings are adopted by the left bearing 4 and the right bearing 5.
The right end port of the installation cylinder 2 is provided with an end cover 11 positioned in the winding drum 3, the end cover 11 is fixedly connected with the right end surface of the installation cylinder 2 through a screw, a pressing sleeve 12 sleeved on the outer circle of the output shaft 1 is arranged between the outer circle of the output shaft 1 and the inner circle of the end cover 11, the outer circle of the pressing sleeve 12 is provided with a first J-shaped frameless rubber oil seal 13 positioned in the end cover 11 and in compression joint with the right end of the right bearing 5, the outer circle of the right end of the output shaft 1 is in threaded connection with a round nut 14 in compression joint with the right end of the pressing sleeve 12, and the left end of the pressing sleeve 12 is in compression joint with the right end of the inner circle of the right bearing 5.
The right end of the output shaft 1 is horizontally provided with a connecting rod 15 along the front-back direction, a left-right through hole is formed in the center of the output shaft 1, a long bolt 16 is arranged in the through hole in a penetrating mode, the left end and the right end of the output shaft 1 are respectively provided with a left baffle 17 and a right gland 18, the left side of the right gland 18 is open and sleeved on the outer circle of the right end of the output shaft 1, the right end of the long bolt 16 is in threaded connection with the center of the right gland 18, the head of the long bolt 16 is in compression joint with the left side face of the left baffle 17, and the left end of the right gland 18 is in compression joint with the right end face of the round nut 14.
The outer circle of the left end of the mounting cylinder 2 is provided with an elastic retainer ring 19 for a shaft for limiting the axial position of the final reduction gear 7.
The outer circle of the mounting cylinder 2 is provided with a second J-shaped frameless rubber oil seal 20 between the right side and the leftmost annular plate 8 of the final reduction gear 7.
The left side part of the output shaft 1 is fixedly arranged on the left side wall and the right side wall of the tractor transmission case 24, the right side surface of the left baffle 17 is in compression joint with the left side of the left side wall of the transmission case 24, the second J-shaped frameless rubber oil seal 20 is used for sealing an annular gap of the output shaft 1 penetrating through the right side wall of the transmission case 24, the final reduction gear 7 is positioned in the transmission case 24 and meshed with a gear transmission mechanism, and the winding drum 3 is positioned on the right side outside the transmission case 24.
The final reduction gear 7 on the output shaft 1 directly transmits the output power of the transmission case 24 to the installation cylinder 2 through the spline structure 6, the installation cylinder 2 transmits the power to the winding drum 3 through the annular plate 8, the power transmission structure is simpler and more direct, the transmission efficiency is correspondingly improved, more parts are reduced, the manufacturing cost is reduced, the selling price is correspondingly reduced, and the maintenance cost is also reduced in the later use process of a user.
The left bearing 4 is located in the gear box 24 and therefore does not need to be sealed at the left end of the left bearing 4. The right end opening of the mounting cylinder 2 is open to the outside, so that the end cover 11 and the first J-shaped frameless rubber oil seal 13 are required to be sealed and dustproof. The round nut 14 positions the axial position of the right bearing 5 by pressing the pressing sleeve 12.
The connecting rod 15 is used for connecting the output shafts 1 at the centers of the two reels 3, so that the traction ropes are prevented from being separated from the reels 3. The long bolt 16 is used to axially locate the output shaft 1.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present utility model, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model are all included in the scope of protection of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a new structure of tractor power take off reel, includes output shaft, installation section of thick bamboo and the reel that sets up with the central line, and output shaft length direction sets up its characterized in that along left and right directions: the inner circle of the left port and the inner circle of the right port of the installation cylinder are respectively and rotatably connected with the outer circle of the output shaft through a left bearing and a right bearing, the outer circle of the left end part of the installation cylinder is coaxially provided with a final reduction gear through a spline structure, and the outer circle of the installation cylinder is fixedly connected with the inner circle of the winding drum on the right side of the final reduction gear through at least two annular plates.
2. The new structure of a traction power take-off spool as claimed in claim 1, wherein: the output shaft excircle is equipped with the shaft shoulder in the left side of left bearing, left end and the contact of shaft shoulder right-hand member of left bearing inner circle, and the interior circle of installation section of thick bamboo is equipped with the spacer sleeve between left bearing and right bearing, spacer sleeve and installation section of thick bamboo structure as an organic whole, left bearing outer lane right-hand member and spacer sleeve left end contact, right bearing outer lane left end and spacer sleeve right-hand member contact, and left bearing and right bearing all adopt tapered roller bearing.
3. The new structure of a traction power take-off spool as claimed in claim 2, wherein: the right end port of the mounting cylinder is provided with an end cover positioned in the winding drum, the end cover is fixedly connected with the right end face of the mounting cylinder through a screw, a pressing sleeve sleeved on the outer circle of the output shaft is arranged between the outer circle of the output shaft and the inner circle of the end cover, the outer circle of the pressing sleeve is provided with a first J-shaped frameless rubber oil seal positioned in the end cover and in press connection with the right end of the right bearing, the outer circle of the right end of the output shaft is in threaded connection with a round nut in press connection with the right end of the pressing sleeve, and the left end of the pressing sleeve is in press connection with the right end of the inner circle of the right bearing.
4. A new structure of a power take-off spool for a tractor as defined by claim 3, wherein: the left end and the right end of the output shaft are respectively provided with a left baffle and a right gland, the left side of the right gland is open and sleeved on the excircle of the right end of the output shaft, the right end of the long bolt is in threaded connection with the center of the right gland, the head of the long bolt is in compression joint with the left side face of the left baffle, and the left end of the right gland is in compression joint with the right end face of the round nut.
5. The new structure of a traction power take-off spool as claimed in any one of claims 1-4, wherein: the outer circle of the left end of the mounting cylinder is provided with an elastic retainer ring for a shaft for limiting the axial position of the final reduction gear.
6. The new structure of a traction power take-off spool as claimed in any one of claims 1-4, wherein: the outer circle of the mounting cylinder is provided with a second J-shaped frameless rubber oil seal between the right side and the leftmost annular plate of the final reduction gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210287.8U CN220596875U (en) | 2023-08-17 | 2023-08-17 | Novel structure of power output winding drum of tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210287.8U CN220596875U (en) | 2023-08-17 | 2023-08-17 | Novel structure of power output winding drum of tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220596875U true CN220596875U (en) | 2024-03-15 |
Family
ID=90166029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322210287.8U Active CN220596875U (en) | 2023-08-17 | 2023-08-17 | Novel structure of power output winding drum of tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220596875U (en) |
-
2023
- 2023-08-17 CN CN202322210287.8U patent/CN220596875U/en active Active
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