CN208021103U - A kind of broad-adjustable railcar walking mechanism - Google Patents
A kind of broad-adjustable railcar walking mechanism Download PDFInfo
- Publication number
- CN208021103U CN208021103U CN201820492733.5U CN201820492733U CN208021103U CN 208021103 U CN208021103 U CN 208021103U CN 201820492733 U CN201820492733 U CN 201820492733U CN 208021103 U CN208021103 U CN 208021103U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- riser
- plate
- bearing
- semiaxis
- 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
Abstract
The utility model discloses a kind of broad-adjustable railcar walking mechanisms, including track travel component and the width adjusting component being set on track travel component, the track travel component includes line shaft and is set to the rail wheel at line shaft both ends, the line shaft includes the splined shaft that opposite can be moved left and right and quill, the rail wheel is rolled by moving shaft holder and the quill and is connected, and the moving shaft holder is moved left and right relative to width adjusting component.Rail wheel and moving shaft holder are moved left and right relative to width adjusting component, and then splined shaft and quill is driven to move left and right relatively, to adjust the length of line shaft, to adapt to the width variation of track, railcar abrasion is reduced, while preventing railcar stuck or even overturning.
Description
Technical field
The utility model is related to farm machinery more particularly to a kind of broad-adjustable railcar walking mechanisms.
Background technology
During the plantation of crops, the field machineries job requirements working truck such as weeding, spray, fertilising and harvest
The track travel being laid in advance along field, still, since the track installation in farmland, orchard is not as good as industry tracks precision, two rails
Road is suddenly wide suddenly narrow, and width variation is even up to 20 centimetres, and the variation of track width is easy to cause railcar abrasion, or even card
Extremely, overturn etc..Therefore it is required that the wheelspan of agricultural vehicle chassis is adjusted with track width variation.So a kind of width is adjustable
Railcar walking mechanism just come into being.
Invention content
The purpose of this utility model is to provide a kind of broad-adjustable railcar walking mechanisms, to solve the prior art
In cause railcar easy to wear or stuck problem due to the change width of track.
In order to solve the above technical problems, skill used by a kind of broad-adjustable railcar walking mechanism of the utility model
Art scheme is：A kind of broad-adjustable railcar walking mechanism, including track travel component and be set on track travel component
Width adjusting component, the track travel component includes line shaft and is set to the rail wheel at line shaft both ends, the power
Axis includes the splined shaft that opposite can be moved left and right and quill, and the rail wheel is rolled by moving shaft holder and the quill
Dynamic connection, the moving shaft holder are moved left and right relative to width adjusting component.
The quill is set in splined shaft peripheral surface and is connect with splined shaft free-sliding spline, and the left end of the splined shaft is set
It is equipped with left end rail wheel, the left end rail wheel is rolled by fixed bearing block and splined shaft and connected, the right end of the quill
It is provided with right end rail wheel, the right end rail wheel is rolled by moving shaft holder and the right end of quill and connected；The width
Regulating member include the boss and framework connecting plate being arranged in moving shaft holder upper end, the moving shaft holder and boss relative to
Framework connecting plate moves left and right.
The boss includes forward and backward riser, and channel is provided between forward and backward riser, framework connecting plate is equipped in channel,
The framework connecting plate includes connecting plate upper plate, connecting plate lower plate and the connecting plate riser for connecting the upper and lower plate of connecting plate, connection
Plate upper plate, connecting plate lower plate and connecting plate riser structure in the shape of an " I "；It is correspondingly arranged on through-hole on forward and backward riser, is located at
The semiaxis being equipped in the through-hole of riser upper end between the upper and lower plate of connecting plate, is equipped in the through-hole of riser lower end
Roller bearing, semiaxis are located at one end in channel and are equipped with semiaxis rolling bearing, outer ring and the connecting plate lower plate of semiaxis rolling bearing
Upper surface is in rolling contact, and the other end of semiaxis is fixed in the through-hole of riser upper end；Roller bearing is fixed in the through-hole of riser lower end,
Roller bearing is located at the part in channel and is equipped with roller bearing rolling bearing, the lower face of the outer ring and connecting plate lower plate of roller bearing rolling bearing
It is in rolling contact, by rolling bearing so that moving shaft holder is moved left and right relative to framework connecting plate.
The boss includes forward and backward riser, and channel is provided between forward and backward riser, framework connecting plate is equipped in channel,
The framework connecting plate includes connecting plate upper plate, connecting plate lower plate and the connecting plate riser for connecting connecting plate upper and lower plates, connection
Plate upper plate, connecting plate lower plate and connecting plate riser structure in the shape of an " I "；It is correspondingly arranged on through-hole on forward and backward riser, is located at
The semiaxis being equipped in the through-hole of riser upper end between the upper and lower plate of connecting plate, is equipped in the through-hole of riser lower end
Roller bearing, semiaxis are located at one end in channel and are equipped with semiaxis rolling bearing, outer ring and the connecting plate lower plate of semiaxis rolling bearing
Upper surface is in rolling contact, and the other end of semiaxis is fixed in the through-hole of riser upper end；Roller bearing passes through the through-hole positioned at riser lower end
In roller bearing rolling bearing be fixed in the through-hole of riser lower end, the lower face of the peripheral surface of roller bearing and connecting plate lower plate, which rolls, to be connect
It touches, by rolling bearing so that moving shaft holder is moved left and right relative to framework connecting plate.
Under vertical range, the connecting plate between the lower face and the upper surface of connecting plate lower plate of the connecting plate upper plate
The vertical range of the lower face of plate to the moving shaft holder upper surface is not less than the race diameter of rolling bearing.
The lower face of the connecting plate upper plate protrudes from the upper surface of the riser.
The channel, framework connecting plate and the equidirectional extension of the quill, the framework connecting plate are arranged in quill
Surface.
The track travel component further includes the driving device for being arranged on splined shaft and driving splined shaft to rotate, the drive
Dynamic device includes motor and rear axle.
The semiaxis rolling bearing, roller bearing rolling bearing are deep groove ball bearing.
Using the utility model generate advantageous effects be：Rail wheel and moving shaft holder are relative to width adjusting portion
Part moves left and right, and then splined shaft and quill is driven to move left and right relatively, to adjust the length of line shaft, to adapt to track
Width variation, reduce railcar abrasion, while preventing railcar stuck or even overturning.
Further, quill is that free-sliding spline is connect with splined shaft, and quill can horizontally slip with splined shaft to adjust
Axial length is saved, and then matching moving shaft holder and boss are moved left and right relative to framework connecting plate, enable adaptation to track
Width changes.
Further, it is the company for relying on framework connecting plate that moving shaft holder and boss are moved left and right relative to framework connecting plate
The upper and lower bearing of fishplate bar lower plate, converts sliding friction to rolling friction so that and moving left and right for moving shaft holder is more smooth,
Improve its flexibility moved left and right.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model embodiment 1.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the sectional view along A-A in Fig. 2.
Fig. 5 is partial enlarged view at C in Fig. 4.
Fig. 6 is the right part dimensional structure diagram of the utility model embodiment 2.
Fig. 7 is the front view of Fig. 6.
Fig. 8 is the C-C of Fig. 6 to sectional view.
Fig. 9 is partial enlarged view at D in Fig. 8.
In figure：1- fixed bearing blocks, 2- rail wheels, 3- rear axles, 4- motors, 5- splined shafts, 6- quills, 7- move bearing
Seat, riser before 71-, riser after 72-, 8- framework connecting plates, 9- tracks, 10- deep groove ball bearings, 11- semiaxis, 12- roller bearings.
Specific implementation mode
The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of broad-adjustable railcar walking mechanism as shown in Figs. 1-5, including track travel component, is set to track
Width adjusting component on ground-engaging element.Wherein, track travel component includes driving device, line shaft and rail wheel 2, rail wheel
2 walk on one group of track 9, and rail wheel 2 is sequentially connected by bearing block and line shaft.In this example, line shaft includes flower
Key axis 5 and quill 6, quill 6 are that free-sliding spline is connect with splined shaft 5, and the two opposite can move left and right, and quill 6
Circumferential with splined shaft 5 is positioned by spline.The left end of splined shaft 5 is provided with left end rail wheel, and left end rail wheel passes through fixation
Bearing block 1 is rolled with splined shaft 5 and is connected.The right end of quill 6 is provided with right end rail wheel, and right end rail wheel passes through mobile bearing
Seat 7 and the right end of quill 6 are rolled and are connected.Driving device is also equipped on splined shaft 5, driving device includes motor 4 and rear axle
3, motor 4 drives splined shaft 5 to rotate by rear axle 3, and splined shaft 5 drives quill 6 to rotate synchronously, and splined shaft 5 and quill 6 are logical
Crossing rolling bearing drives left and right rail wheel to be rolled on track 9.
Width adjusting component includes the boss being arranged on moving shaft holder 7 and the framework connecting plate 8 that is set in boss,
Framework connecting plate 8 is moved left and right relative to moving shaft holder 7.Boss includes preceding riser 71, rear riser 72, between forward and backward riser
It is provided with channel, installation frame connecting plate 8 in channel, channel, framework connecting plate 8 and 6 equidirectional extension of quill, and rack connects
Fishplate bar 8 is arranged in the surface of quill 6.Wherein, framework connecting plate 8 includes connecting plate upper plate, connecting plate lower plate and connection
It is vertically connected with the connecting plate riser of plate, three's structure in the shape of an " I ".
In addition, between the lower face of the connecting plate upper plate of framework connecting plate 8 and the upper surface of connecting plate lower plate it is vertical away from
The vertical range of lower face to 7 upper surface of moving shaft holder of connecting plate lower plate from, framework connecting plate 8 is not less than deep-groove ball
The race diameter of bearing 10, and the lower face of connecting plate upper plate protrudes from the upper surface of forward and backward riser.
As shown in Figure 1,5, through-hole there are four being correspondingly arranged on forward and backward riser, is installed in the through-hole of riser upper end
There is semiaxis 11, roller bearing 12 is installed in the through-hole of riser lower end.There are four semiaxis 11, is respectively positioned on the company of framework connecting plate 8
Between the upper and lower plate of fishplate bar, semiaxis 11 is located at one end in channel and is equipped with semiaxis rolling bearing, and semiaxis rolling bearing is deep-groove ball
Bearing 10, the outer ring of deep groove ball bearing 10 and the upper surface of the connecting plate lower plate of framework connecting plate 8 are in rolling contact, semiaxis 11 it is another
One end is fixed in the through-hole of riser upper end；There are two roller bearings 12, is both secured in the through-hole of riser lower end, and roller bearing 12 is located at logical
Part in road is equipped with roller bearing rolling bearing, and roller bearing rolling bearing is also deep groove ball bearing 10, the outer ring of deep groove ball bearing 10
It is in rolling contact with the lower face of the connecting plate lower plate of connecting plate 8.Sliding friction is converted to rolling by deep groove ball bearing 10 to rub
It wipes so that moving shaft holder 7 is more smoothly moved left and right relative to framework connecting plate 8.Meanwhile the setting of connecting plate lower plate being existed
Between semiaxis 11 and roller bearing 12, and connected by the 10 sandwiched rack of deep groove ball bearing between connecting plate lower plate upper and lower end face
Plate 8 improves stability of the rack in relative movement thereof to play the role of stable framework connecting plate 8.
The course of work of embodiment 1 is as follows：
Motor 4 drives rear axle 3, and splined shaft 5 is driven to rotate, and splined shaft 5 drives the synchronization of quill 6 to turn by spline fitted
Dynamic, the left end of splined shaft 5 is mounted on by bearing element on left track wheel and left shaft holder（Fixed bearing block 1）, quill 6
Right end is mounted on by bearing element on right track wheel and right axle bearing（Moving shaft holder 7）, and then drive rail wheel 2 in track
It is rolled on 9.When the width between track 9 changes, splined shaft 5 is horizontally slipped with quill 6 by spline, dynamic to adjust
The length of power axis, and moving shaft holder 7 is moved left and right by deep groove ball bearing 10 relative to framework connecting plate 8, and then adapt to rail
Change width between road 9 reduces railcar abrasion, while preventing railcar stuck or even overturning.
Embodiment 2：
As Figure 6-9, with the difference of embodiment 1：It is roller bearing 12, the deep groove ball bearing 10 on roller bearing 12
Installation site is different.Specifically, in example 2, the lower end that deep groove ball bearing 10 is fixed on the riser on moving shaft holder 7 is logical
Kong Zhong, the peripheral surface of roller bearing 12 and the lower face of connecting plate lower plate are in rolling contact, and roller bearing 12 is rolled with connecting plate lower plate to be coordinated.
It is low that the broad-adjustable railcar walking mechanism of the utility model is suitable for the track installations precision such as farmland, orchard
Occasion, the width to adapt to track automatically change.
A kind of embodiment 3 of broad-adjustable railcar walking mechanism, difference from Example 1 is, splined shaft 5
Left end is also provided with quill 6, fixed bearing block 1 or moving shaft holder.
A kind of embodiment 4 of broad-adjustable railcar walking mechanism, difference from Example 1 is, deep-groove ball axis
Hold the rolling bearings such as 10 or cylinder roller bearing.
Claims (9)
1. a kind of broad-adjustable railcar walking mechanism, it is characterised in that：Including track travel component and it is set to track row
The width adjusting component on component is walked, the track travel component includes line shaft and is set to the rail wheel at line shaft both ends,
The line shaft includes the splined shaft that opposite can be moved left and right and quill, the rail wheel by moving shaft holder with it is described
Quill rolls connection, and the moving shaft holder is moved left and right relative to width adjusting component.
2. a kind of broad-adjustable railcar walking mechanism according to claim 1, it is characterised in that：The sleeve axle sleeve
It is located at splined shaft peripheral surface and is connect with splined shaft free-sliding spline, the left end of the splined shaft is provided with left end rail wheel, described
Left end rail wheel is rolled by fixed bearing block and splined shaft and is connected, and the right end of the quill is provided with right end rail wheel, institute
It states right end rail wheel and connection is rolled by moving shaft holder and the right end of quill；The width adjusting component includes that setting is moving
The boss and framework connecting plate of moving axis bearing upper end, the moving shaft holder and boss are moved left and right relative to framework connecting plate.
3. a kind of broad-adjustable railcar walking mechanism according to claim 2, it is characterised in that：The boss includes
Forward and backward riser is provided with channel between forward and backward riser, and framework connecting plate is equipped in channel, and the framework connecting plate includes connecting
Fishplate bar upper plate, connecting plate lower plate and connect the upper and lower plate of connecting plate connecting plate riser, connecting plate upper plate, connecting plate lower plate and
Connecting plate riser structure in the shape of an " I "；It is correspondingly arranged on through-hole on forward and backward riser, is installed in the through-hole of riser upper end
There is the semiaxis between the upper and lower plate of connecting plate, roller bearing is installed in the through-hole of riser lower end, semiaxis is located in channel
One end is equipped with semiaxis rolling bearing, and the outer ring and the upper surface of connecting plate lower plate of semiaxis rolling bearing are in rolling contact, semiaxis
The other end is fixed in the through-hole of riser upper end；Roller bearing is fixed in the through-hole of riser lower end, and roller bearing is located at the part in channel
Roller bearing rolling bearing is installed, the outer ring and the lower face of connecting plate lower plate of roller bearing rolling bearing are in rolling contact, and pass through the axis of rolling
It holds so that moving shaft holder is moved left and right relative to framework connecting plate.
4. a kind of broad-adjustable railcar walking mechanism according to claim 2, it is characterised in that：The boss includes
Forward and backward riser is provided with channel between forward and backward riser, and framework connecting plate is equipped in channel, and the framework connecting plate includes connecting
Fishplate bar upper plate, connecting plate lower plate and the connecting plate riser for connecting connecting plate upper and lower plates, connecting plate upper plate, connecting plate lower plate and company
Fishplate bar riser structure in the shape of an " I "；It is correspondingly arranged on through-hole on forward and backward riser, is equipped in the through-hole of riser upper end
Semiaxis between the upper and lower plate of connecting plate, is equipped with roller bearing in the through-hole of riser lower end, and semiaxis is located at one in channel
End semiaxis rolling bearing is installed, the outer ring and the upper surface of connecting plate lower plate of semiaxis rolling bearing are in rolling contact, semiaxis it is another
One end is fixed in the through-hole of riser upper end；Roller bearing is fixed on perpendicular by the roller bearing rolling bearing in the through-hole of riser lower end
In the through-hole of plate lower end, the peripheral surface of roller bearing and the lower face of connecting plate lower plate are in rolling contact, by rolling bearing so that mobile
Bearing block is moved left and right relative to framework connecting plate.
5. a kind of broad-adjustable railcar walking mechanism according to claim 3, it is characterised in that：On the connecting plate
The lower face of vertical range, the connecting plate lower plate between the lower face and the upper surface of connecting plate lower plate of plate is to the movement
The vertical range of bearing block upper surface is not less than the race diameter of rolling bearing.
6. a kind of broad-adjustable railcar walking mechanism according to claim 5, it is characterised in that：On the connecting plate
The lower face of plate protrudes from the upper surface of the riser.
7. a kind of broad-adjustable railcar walking mechanism according to claim 6, it is characterised in that：The channel, machine
Frame connecting plate and the equidirectional extension of the quill, the framework connecting plate are arranged in the surface of quill.
8. a kind of broad-adjustable railcar walking mechanism according to claim 7, it is characterised in that：The track travel
Component further includes the driving device for being arranged on splined shaft and driving splined shaft to rotate, and the driving device includes motor with after
Bridge.
9. a kind of broad-adjustable railcar walking mechanism according to claim 8, it is characterised in that：The semiaxis rolls
Bearing, roller bearing rolling bearing are deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820492733.5U CN208021103U (en) | 2018-04-09 | 2018-04-09 | A kind of broad-adjustable railcar walking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820492733.5U CN208021103U (en) | 2018-04-09 | 2018-04-09 | A kind of broad-adjustable railcar walking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208021103U true CN208021103U (en) | 2018-10-30 |
Family
ID=63910311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820492733.5U Expired - Fee Related CN208021103U (en) | 2018-04-09 | 2018-04-09 | A kind of broad-adjustable railcar walking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208021103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108357294A (en) * | 2018-04-09 | 2018-08-03 | 华北水利水电大学 | A kind of broad-adjustable railcar walking mechanism |
| CN109132527A (en) * | 2018-10-31 | 2019-01-04 | 上海海事大学 | Watercraft engine room becomes rail space and clamps handling device automatically |
-
2018
- 2018-04-09 CN CN201820492733.5U patent/CN208021103U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108357294A (en) * | 2018-04-09 | 2018-08-03 | 华北水利水电大学 | A kind of broad-adjustable railcar walking mechanism |
| CN108357294B (en) * | 2018-04-09 | 2024-04-19 | 华北水利水电大学 | Width-adjustable rail car running mechanism |
| CN109132527A (en) * | 2018-10-31 | 2019-01-04 | 上海海事大学 | Watercraft engine room becomes rail space and clamps handling device automatically |
| CN109132527B (en) * | 2018-10-31 | 2024-04-19 | 上海海事大学 | Automatic clamping and carrying device for orbital transfer type space of ship engine room |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102514627B (en) | Agricultural vehicle chassis with stepless-regulated wheel track | |
| CN102514626B (en) | Wheel track adjustable agricultural vehicle chassis | |
| CN108357294A (en) | A kind of broad-adjustable railcar walking mechanism | |
| CN208021103U (en) | A kind of broad-adjustable railcar walking mechanism | |
| CN203805663U (en) | Intelligent flexible chassis | |
| CN205311726U (en) | System -wide face forest steppe fortune chariot of putting out a fire | |
| CN103832209A (en) | Agricultural vehicle chassis with adjustable wheel track | |
| CN108791547A (en) | A kind of intelligent walking chassis of tractor transport and operation compatibility | |
| CN105151116A (en) | Pure-rolling and in-situ-steering four-wheel walking device | |
| DE10080146D2 (en) | Tractor for people, which moves on rollers or sliding bodies | |
| CN203752797U (en) | Agricultural vehicle chassis with adjustable wheel track | |
| CN103448787B (en) | Wheelspan adjustment chassis steering linkage | |
| CN209436084U (en) | A kind of adjustable high-clearance sprayer test-bed device of wheelspan wheelbase | |
| CN218711969U (en) | Road surface rolling leveling device based on garden road construction | |
| CN207347995U (en) | Sanitation cart water frame | |
| CN216997338U (en) | Anti-deviation single-beam metallurgical crane | |
| CN207088980U (en) | A kind of crops monitor carrier device | |
| CN101318170A (en) | Slushing oil painting apparatus for adjustable rails | |
| CN209352957U (en) | Steel ball scraper-type cold bed | |
| CN204531546U (en) | Three-dimensional parking device support rails | |
| CN200985052Y (en) | Dynamic synchronous crawler belt walking device for desert planting machine | |
| CN207512249U (en) | A kind of walking dolly for spraying zinc machine | |
| CN208748557U (en) | A kind of cone folding and unfolding engineering truck | |
| CN207773293U (en) | A kind of deformable crawler belt chassis | |
| CN207089842U (en) | A kind of Coating-removing machine |
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: 20181030 Termination date: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |