CN216451956U - Transfer case fixing device of crawler-type corn harvester - Google Patents
Transfer case fixing device of crawler-type corn harvester Download PDFInfo
- Publication number
- CN216451956U CN216451956U CN202123162956.6U CN202123162956U CN216451956U CN 216451956 U CN216451956 U CN 216451956U CN 202123162956 U CN202123162956 U CN 202123162956U CN 216451956 U CN216451956 U CN 216451956U
- Authority
- CN
- China
- Prior art keywords
- transfer case
- bearing support
- input wheel
- bearing
- corn harvester
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 240000008042 Zea mays Species 0.000 title claims abstract description 17
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 17
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 12
- 235000005822 corn Nutrition 0.000 title claims abstract description 12
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims description 5
- 235000009973 maize Nutrition 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 238000003306 harvesting Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000003643 Callosities Diseases 0.000 description 1
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a crawler-type corn harvester transfer case fixing device, which comprises a transfer case body, wherein the bottom of the transfer case body is provided with a fixing plate which can be fixed on a harvester chassis frame, the transfer case body is provided with an input wheel and two output wheels, the outer end of the input wheel is provided with an extension shaft, the extension shaft is provided with a bearing support, the bearing support is provided with a bearing matched with the extension shaft, and the bottom of the bearing support is provided with a fixing seat which can be fixed on the harvester chassis frame; the utility model discloses set up the extension axle in the outer end of input wheel, support the extension axle through bearing bracket, with the power dispersion of drive belt pulling input wheel fixing base department, reduce the moment of torsion that transfer box department received, the vibrations condition when lightening the transfer box operation avoids the not hard up risk of transfer box bolt.
Description
Technical Field
The utility model relates to a maize picker technical field especially relates to crawler type maize picker transfer case fixing device.
Background
The corn harvester is an agricultural machine which can complete multiple operations such as ear picking, stacking and stem returning once to the field once by machinery when corns are ripe, a harvesting mechanism and a walking wheel of the corn harvester are driven by the same engine, the engine respectively transmits rotary motion to the harvesting mechanism and the walking wheel through a transfer case, three surfaces of the transfer case are respectively provided with an input wheel and two output wheels, the engine is output to the input wheel through a transmission belt, the inner side of the input wheel transmits power to the two output wheels through bevel gears, and the two output wheels respectively drive the harvesting mechanism and the walking wheel to work. When the engine is matched with the input wheel through the transmission belt, the transmission belt can generate horizontal pulling force for the input wheel, the transfer case generates large torque in the horizontal direction through the input wheel, the vibration condition during operation of the transfer case is aggravated, and the risk of bolt loosening and failure easily occurs during long-term operation of the transfer case.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid prior art's weak point, provide track type maize picker transfer case fixing device to effectively solve the weak point that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: transfer case fixing device of crawler-type maize picker, including the transfer case, the bottom of transfer case is provided with the fixed plate that can fix on the harvester chassis frame, is provided with input wheel and two output wheels on the transfer case, the outer end of input wheel is provided with the extension axle, extends epaxial bearing bracket that is provided with, bearing bracket is last be provided with extension axle complex bearing, and bearing bracket's bottom is provided with the fixing base of fixing on the harvester chassis frame.
Furthermore, two semi-annular lock sleeves which are mutually butted are arranged on the outer side of the bearing on the extension shaft, and the lock sleeves are connected through bolts.
Further, bearing support detachable sets up on the fixing base.
Furthermore, bearing support is improved level and is provided with two through-holes, the cooperation through-hole is provided with two fixed orificess on the fixing base.
Furthermore, a positioning pin is arranged between the two through holes on the bearing support.
Furthermore, the cross section of the bearing support is in a shape of ㄣ, the bottom of the bearing support is connected with the fixed seat, and the upper part of the bearing support is close to the input wheel.
The above technical scheme of the utility model following beneficial effect has: the utility model discloses set up the extension axle in the outer end of input wheel, support the extension axle through bearing bracket, disperse the power of drive belt pulling input wheel to fixing base department, reduce the moment of torsion that transfer box department received, the vibrations condition when lightening the transfer box operation avoids the not hard up risk of transfer box bolt.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of the bearing bracket and the fixing base of the embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the transfer case fixing device of a crawler-type corn harvester according to this embodiment includes a transfer case 1, a fixing plate 2 capable of being fixed on a chassis frame of the harvester is disposed at the bottom of the transfer case 1, an input wheel 3 and two output wheels 4 are disposed on the transfer case 1, the two output wheels 4 rotate coaxially, a rotating shaft of the input wheel 3 is perpendicular to a rotating shaft of the output wheels 4, the rotating shaft of the input wheel 3 drives the rotating shaft of the output wheels 4 to rotate through a bevel gear 5, an extension shaft 31 is disposed at an outer end of the input wheel 3, a bearing support 6 is disposed on the extension shaft 31, a bearing engaged with the extension shaft 31 is disposed on the bearing support 6, a fixing seat 7 capable of being fixed on the chassis frame of the harvester is disposed at the bottom of the bearing support 6, the extension shaft 31 is supported by the bearing support 6, and the force of the drive belt pulling the input wheel 3 is dispersed to the fixing seat 7, the torque received by the transfer case 1 is reduced, the vibration condition of the transfer case 1 during operation is relieved, and the risk of loosening the bolts of the transfer case 1 is avoided;
preferably, two semi-annular lock sleeves 8 which are mutually butted are arranged on the extension shaft 31 at the outer side of the bearing, and the lock sleeves 8 are connected through bolts to ensure the safety of the rotation of the extension shaft 31 in the bearing;
preferably, the bearing support 6 is detachably arranged on the fixed seat 7, the transmission belt is an easily-consumed product, when the transmission belt is replaced, the bearing support 6 can be detached from the fixed seat 7, then the transmission belt is sleeved on the input wheel 3, and then the bearing support 6 is arranged on the fixed seat 7;
preferably, two through holes 61 are horizontally formed in the bearing support 6, two fixing holes 71 are formed in the fixing seat 7 in a manner of matching with the through holes 61, the bearing support 6 is horizontally arranged on the fixing seat 7, when the bearing support is installed, the fixing seat 7 is firstly installed on a chassis frame, then the bearing support 6 is sleeved on the extension shaft 31, and then the bearing support 6 is horizontally fixed on the fixing seat 7 by penetrating bolts through the through holes 61 and the installing holes, so that the bearing support 6 is conveniently sleeved, vertical force cannot be generated on the extension shaft 31 due to vertical fastening bolts, and the stable rotation of the input wheel 3 is ensured;
preferably, a positioning pin is arranged between the two through holes 61 on the bearing support 6;
preferably, the cross section of the bearing support 6 is shaped like ㄣ, the bottom of the bearing support 6 is connected with the fixed seat 7, the upper part of the bearing support 6 is close to the input wheel 3, the suspension length of the extension shaft 31 can be reduced, and the use strength is improved.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. Crawler-type maize picker transfer case fixing device, its characterized in that: including the transfer case, the bottom of transfer case is provided with the fixed plate that can fix on the harvester chassis underframe, is provided with input wheel and two output wheels on the transfer case, the outer end of input wheel is provided with the extension axle, is provided with bearing support on the extension axle, be provided with on the bearing support with extension axle complex bearing, the bottom of bearing support is provided with the fixing base that can fix on the harvester chassis underframe.
2. The track-type corn harvester transfer case fixture of claim 1, wherein: two semi-annular lock sleeves which are mutually butted are arranged on the outer side of the bearing on the extension shaft and are connected through bolts.
3. The track-type corn harvester transfer case fixture of claim 1, wherein: the bearing support is detachably arranged on the fixed seat.
4. The track-type corn harvester transfer case fixture of claim 2, wherein: the bearing support is provided with two through holes in an upper horizontal mode, and the fixing seat is provided with two fixing holes in a matching mode through holes.
5. The track-type corn harvester transfer case fixture of claim 4, wherein: and a positioning pin is arranged between the two through holes on the bearing support.
6. The track-type corn harvester transfer case fixture of claim 3, wherein: the cross-section of bearing support is "ㄣ" font, and bearing support's bottom is connected with the fixing base, and bearing support's upper portion is close to the input wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123162956.6U CN216451956U (en) | 2021-12-16 | 2021-12-16 | Transfer case fixing device of crawler-type corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123162956.6U CN216451956U (en) | 2021-12-16 | 2021-12-16 | Transfer case fixing device of crawler-type corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451956U true CN216451956U (en) | 2022-05-10 |
Family
ID=81423681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123162956.6U Expired - Fee Related CN216451956U (en) | 2021-12-16 | 2021-12-16 | Transfer case fixing device of crawler-type corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451956U (en) |
-
2021
- 2021-12-16 CN CN202123162956.6U patent/CN216451956U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |