CN211843961U - Rear axle operating mechanism assembly - Google Patents
Rear axle operating mechanism assembly Download PDFInfo
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- CN211843961U CN211843961U CN202022059365.5U CN202022059365U CN211843961U CN 211843961 U CN211843961 U CN 211843961U CN 202022059365 U CN202022059365 U CN 202022059365U CN 211843961 U CN211843961 U CN 211843961U
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- fixedly connected
- driving wheel
- fixed
- friction disk
- rear axle
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Abstract
The utility model discloses a rear axle operating mechanism assembly, including differential mechanism, first drive shaft, pneumatic cylinder, differential mechanism's action wheel fixed connection is in the week side of first drive shaft, differential mechanism's action wheel meshing has drive gear, one side fixedly connected with mount of differential mechanism's action wheel, the other end fixedly connected with fixed case of mount, inside one side fixedly connected with fixed friction disk of fixed case, outside one side rotation of fixed case is connected with the activity case, inside one side fixedly connected with a plurality of extension springs of activity case, through setting up fixed friction disk and activity friction disk, the activity friction disk is fixed on driven drive shaft, when the vehicle is difficult to come out, promotes the lever through the pneumatic cylinder, promotes the movable friction disk to fixed friction disk through the lever promotion shift fork, makes the rotational speed of two drive shafts unanimous, the problems that one wheel idles and the other wheel cannot bear force are avoided.
Description
Technical Field
The utility model relates to a harvester field especially relates to a rear axle operating mechanism assembly.
Background
The rear axle is a rear driving shaft component for transmitting the power of the vehicle. It is composed of two half-bridges, and can implement half-bridge differential motion. It is also a device for supporting the wheels and connecting the rear wheels. In the case of a front-axle driven vehicle, the rear axle is only a trailing axle and only plays a role of load bearing. If the front axle is not a drive axle, the rear axle is a drive axle, which in addition to the load-bearing function also serves as a drive and deceleration function as well as a differential function, and if the front axle is four-wheel drive, a transfer case is generally arranged in front of the rear axle.
The harvester needs to pass through muddy fields in the actual working process, tires are easily caused to sink into the mud, the existing vehicle is in the steering process, the angular momentum of the vehicle is different, the differential mechanism is used for changing the running speed of the wheels of the vehicle, when one wheel sinks into the mud, the problem that one wheel idles due to the effect of the differential mechanism, the other wheel cannot bear force is caused, the vehicle cannot come out of a pit difficultly, the wheel which cannot bear force is forced in the mode of stone pad and the like, and the vehicle is taken out, and the process is very troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a rear axle control mechanism assembly.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a rear axle operating mechanism assembly comprises a differential mechanism, a first driving wheel shaft and a hydraulic cylinder, wherein a driving wheel of the differential mechanism is fixedly connected to the peripheral side of the first driving wheel shaft, a driving wheel of the differential is engaged with a driving gear, one side of the driving wheel of the differential is fixedly connected with a fixed frame, the other end of the fixed frame is fixedly connected with a fixed box, one side in the fixed box is fixedly connected with a fixed friction disc, a movable box is rotatably connected with one side of the outside of the fixed box, a plurality of tension springs are fixedly connected with one side of the inside of the movable box, movable friction discs are fixedly connected with the other ends of the tension springs, a second driving wheel shaft is connected inside the movable friction disc in a sliding manner, a piston rod of the hydraulic cylinder is rotationally connected with a lever, the other end of the lever is fixedly connected with a shifting fork, and one side of the shifting fork is in contact with the movable friction disc.
As a further description of the above technical solution:
the other side of the hydraulic cylinder is fixedly connected with the frame, the hydraulic cylinder is connected with a hydraulic system pipeline, and the center of the lever is rotatably connected with the frame.
As a further description of the above technical solution:
the sliding connection part of the second driving wheel shaft and the movable friction disc is provided with a sliding groove, and the movable friction disc is provided with a bulge at the position corresponding to the sliding groove of the second driving wheel shaft.
As a further description of the above technical solution:
the fixed friction disc and the movable friction disc are arranged oppositely, and the centers of the fixed friction disc and the movable friction disc are positioned on the same straight line.
As a further description of the above technical solution:
the second driving wheel shaft is arranged at the inner center of the fixed box, and one end of the second driving wheel shaft is meshed with the differential.
As a further description of the above technical solution:
the driving gear is connected with the power output shaft.
The utility model discloses following beneficial effect has:
the utility model discloses a set up fixed friction disk and activity friction disk, the activity friction disk is fixed at driven drive wheel epaxial, when the vehicle is difficult to come out, promotes the lever through the pneumatic cylinder, promotes the shift fork through the lever and pushes the activity friction disk to fixed friction disk for the rotational speed of two drive wheel axles is unanimous, avoids appearing a wheel idle running, the problem of the unable atress of a wheel.
Drawings
Fig. 1 is a schematic view of an overall structure of a rear axle operating mechanism assembly according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a sectional view of a second driving wheel shaft sliding groove of the rear axle operating mechanism assembly provided by the utility model.
Illustration of the drawings:
1. a differential mechanism; 2. a first drive axle; 3. a fixed box; 4. a fixed friction disk; 5. a movable friction disk; 6. a shifting fork; 7. a second drive axle; 8. a tension spring; 9. a lever; 10. a hydraulic cylinder; 11. a fixed mount; 12. a drive gear; 13. a movable box.
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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a rear axle control mechanism assembly comprises a differential 1, a first driving wheel shaft 2 and a hydraulic cylinder 10, wherein a driving wheel of the differential 1 is fixedly connected to the peripheral side of the first driving wheel shaft 2, the overall structure of the differential 1 can be simplified into a planetary gear train, when a vehicle turns through the differential 1, the first driving wheel shaft 2 and a second driving wheel shaft 7 rotate at different speeds, the driving wheel of the differential 1 is engaged with a driving gear 12, the rotating force output by an engine through a gearbox is transmitted to the differential 1 through the driving gear 12 to further drive the wheels to rotate, one side of the driving wheel of the differential 1 is fixedly connected with a fixing frame 11, the fixing frame 11 and a driving gear of the differential 1 rotate synchronously, the other end of the fixing frame 11 is fixedly connected with a fixing box 3, a fixing friction disc 4 is installed in the fixing box 3, one side in the, when the movable friction disk 5 contacts the fixed friction disk 4, the second driving wheel shaft 7 can synchronously rotate along with the driving gear of the differential 1, one side of the outer part of the fixed box 3 is rotatably connected with a movable box 13, one side of the inner part of the movable box 13 is fixedly connected with a plurality of tension springs 8, under a normal state, make activity friction disk 5 keep away from fixed friction disk 4 through extension spring 8, the other end fixedly connected with activity friction disk 5 of a plurality of extension springs 8, the inside sliding connection of activity friction disk 5 has second drive shaft 7, the piston rod of pneumatic cylinder 10 rotates and is connected with lever 9, the other end fixedly connected with shift fork 6 of lever 9, lever 9 then promotes shift fork 6 and presses to activity friction disk 5, one side and the contact of activity friction disk 5 of shift fork 6, activity friction disk 5 extrudees with fixed friction disk 4 mutually for activity friction disk 5 rotates with fixed friction disk 4 in step.
The other side of the hydraulic cylinder 10 is fixedly connected with the frame, the hydraulic cylinder 10 is connected with a hydraulic system pipeline, and the center of the lever 9 is rotatably connected with the frame. The sliding groove is arranged at the sliding connection part of the second driving wheel shaft 7 and the movable friction disc 5, and the protrusion is arranged at the position of the movable friction disc 5 corresponding to the sliding groove of the second driving wheel shaft 7. The fixed friction disc 4 and the movable friction disc 5 are arranged oppositely, and the centers of the fixed friction disc 4 and the movable friction disc 5 are positioned on the same straight line. A second driven wheel shaft 7 is provided at the inner center of the fixed case 3, and one end of the second driven wheel shaft 7 is engaged with the differential 1. The drive gear 12 is connected to the power take-off shaft.
The working principle is as follows: the fixing frame 11 is fixedly connected with a driving gear of the differential mechanism 1, the fixing frame 11 rotates synchronously along with the driving gear of the differential mechanism 1, when two wheels need to be forced to rotate synchronously, the hydraulic cylinder 10 is started, the hydraulic cylinder 10 pushes the lever 9, the lever 9 pushes the shifting fork 6 to press the movable friction disc 5, the movable friction disc 5 is in contact with the fixed friction disc 4 through the movable friction disc 5, the movable friction disc 5 and the fixed friction disc 4 are mutually extruded, the movable friction disc 5 and the fixed friction disc 4 rotate synchronously, the movable friction disc 5 is in sliding connection with the second driving wheel shaft 7, the movable friction disc 5 and the second driving wheel shaft 7 rotate synchronously, a driving gear of the differential mechanism 1 is fixedly connected with the first driving wheel shaft 2, and the first driving wheel shaft 2 and the second driving wheel shaft 7 rotate synchronously.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A rear axle operating mechanism assembly comprises a differential (1), a first driving wheel shaft (2) and a hydraulic cylinder (10), and is characterized in that: the driving wheel of differential mechanism (1) is fixedly connected with the peripheral side of first driving wheel shaft (2), the driving wheel of differential mechanism (1) is meshed with driving gear (12), one side fixedly connected with fixing frame (11) of the driving wheel of differential mechanism (1), the other end fixedly connected with fixing box (3) of fixing frame (11), one side fixedly connected with fixed friction disk (4) of the inside of fixing box (3), outside one side of fixing box (3) is rotatably connected with movable box (13), one side fixedly connected with a plurality of extension springs (8) of the inside of movable box (13), a plurality of the other end fixedly connected with movable friction disk (5) of extension spring (8), the inside sliding connection of movable friction disk (5) is provided with second driving wheel shaft (7), the piston rod of hydraulic cylinder (10) is rotatably connected with lever (9), the other end of the lever (9) is fixedly connected with a shifting fork (6), and one side of the shifting fork (6) is in contact with the movable friction disc (5).
2. A rear axle steering assembly according to claim 1, wherein: the other side of the hydraulic cylinder (10) is fixedly connected with the frame, the hydraulic cylinder (10) is connected with a hydraulic system pipeline, and the center of the lever (9) is rotatably connected with the frame.
3. A rear axle steering assembly according to claim 1, wherein: the sliding connection part of the second driving wheel shaft (7) and the movable friction disc (5) is provided with a sliding groove, and the movable friction disc (5) is provided with a bulge at the position corresponding to the sliding groove of the second driving wheel shaft (7).
4. A rear axle steering assembly according to claim 1, wherein: the fixed friction disc (4) and the movable friction disc (5) are arranged oppositely, and the centers of the fixed friction disc (4) and the movable friction disc (5) are on the same straight line.
5. A rear axle steering assembly according to claim 1, wherein: the second driving wheel shaft (7) is arranged at the inner center of the fixed box (3), and one end of the second driving wheel shaft (7) is meshed with the differential (1).
6. A rear axle steering assembly according to claim 1, wherein: the driving gear (12) is connected with the power output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059365.5U CN211843961U (en) | 2020-09-19 | 2020-09-19 | Rear axle operating mechanism assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059365.5U CN211843961U (en) | 2020-09-19 | 2020-09-19 | Rear axle operating mechanism assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211843961U true CN211843961U (en) | 2020-11-03 |
Family
ID=73236000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022059365.5U Active CN211843961U (en) | 2020-09-19 | 2020-09-19 | Rear axle operating mechanism assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211843961U (en) |
-
2020
- 2020-09-19 CN CN202022059365.5U patent/CN211843961U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A rear axle control mechanism assembly Effective date of registration: 20220322 Granted publication date: 20201103 Pledgee: Weifang Bank Co.,Ltd. Fangzi Chongwen street sub branch Pledgor: Shandong Shilihe Precision Machinery Co.,Ltd. Registration number: Y2022980002911 |