CN201148127Y - Drive steering front axle for digger - Google Patents
Drive steering front axle for digger Download PDFInfo
- Publication number
- CN201148127Y CN201148127Y CNU2008200161431U CN200820016143U CN201148127Y CN 201148127 Y CN201148127 Y CN 201148127Y CN U2008200161431 U CNU2008200161431 U CN U2008200161431U CN 200820016143 U CN200820016143 U CN 200820016143U CN 201148127 Y CN201148127 Y CN 201148127Y
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- CN
- China
- Prior art keywords
- front axle
- excavating machine
- semiaxle
- steering
- axle housing
- 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
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model discloses a steering front axle used for the engine of an excavator, comprising a front axle casing, and wheel hubs used for installing front wheels. Two half axles which are respectively connected with a driving device are arranged in the front axle casing. The two ends of the front axle casing are respectively provided with a steering pin seat. Each steering pin seat rotates through a steering pin and is connected with a bogie. The two bogies are respectively connected with an external half axle pipe. Two external half axles are installed in the two external half axle pipes. The two external half axles are connected with the two half axles through a universal joint. The two external half axles are fixedly connected respectively with a wheel hub. The two bogies are connected respectively with a steering tie-bar device. The steering front axle is convenient for an operator to judge the steering of the excavator during operation, is convenient to be operated, improves the load-bearing capacity and the traffic ability on the complex road surface.
Description
Technical field
The utility model relates to a kind of excavating machine propons, especially relates to a kind of excavating machine that is used to drive and turn to that assembling is used on excavating machine and turns to propons with driving.
Background technology
Present domestic excavating machine propons adopts trac. or automobile front axle to substitute more, there is not special-purpose propons, and trac. or automobile front axle load-carrying capacity are little, the bending of axle housing easy deformation, and only turn to function, be not suitable for travelling and operating environment of excavating machine complexity, had a strong impact on the crossing ability of excavating machine at complex road surface.
Summary of the invention
Technical problem to be solved in the utility model has provided special-purpose driving of a kind of excavating machine and has turned to propons, has significantly improved the load-carrying capacity of excavating machine propons, reaches the through performance at complex road surface.
For solving the problems of the technologies described above, the technical solution of the utility model is: excavating machine turns to propons with driving, comprise front axle housing, be used to install two wheel hubs of front-wheel, be set with in the front axle housing respectively and power drive bonded assembly two-semiaxle, described front axle housing two ends are respectively equipped with and turn to key seat, two turn to key seat to be rotatably connected to bogie truck by king pin respectively, two bogie trucks are the outer semiaxle tube of captive joint respectively, be respectively installed with outer semiaxis in the two outer semiaxle tubes, two outer semiaxis are connected with two-semiaxle by universal coupling respectively, and two outer semiaxis are fixedly connected with wheel hub respectively; Described two bogie trucks are connected respectively with the steering track rod device.
As a kind of improvement, described front axle housing captive joint carriage, carriage and excavating machine frame are hinged by the bearing pin that vertically is provided with along the excavating machine body; Described frame two ends are respectively equipped with can control the balance control oil cylinder that frame is rotated around bearing pin.
As further improvement, described universal coupling is the Cardon universal joint double universal coupling.
The excavating machine of technique scheme turns to propons with driving, owing to be to be used to install the also wheel hub of transmission front-wheel, be set with in the front axle housing respectively and power drive bonded assembly two-semiaxle, the front axle housing two ends are respectively equipped with and turn to key seat, two turn to key seat to be rotatably connected to bogie truck by king pin respectively, two bogie trucks are the outer semiaxle tube of captive joint respectively, be respectively installed with outer semiaxis in the two outer semiaxle tubes, two outer semiaxis are connected with two-semiaxle by universal coupling respectively, and two outer semiaxis are fixedly connected with wheel hub respectively; Two bogie trucks are connected respectively with the steering track rod device, such structure by adopt universal coupling and two-semiaxle respectively the outer semiaxis of bonded assembly come power wheel hub, thereby realization is to the driving of excavating machine two front-wheels; And connected bogie truck is rotated around king pin by the steering track rod device, and semiaxle tube is also swung outside drive and the bogie truck bonded assembly, thereby drive the outer semiaxis that is sleeved in the outer semiaxle tube and when rotating, realize swing by universal coupling, and the wheel hub that drive is captiveed joint with outer semiaxis is swung, realization is installed in the swing of front-wheel on the wheel hub, the realization excavating machine turns to, thereby has significantly improved the load-carrying capacity of excavating machine propons, and improves the through performance of excavating machine to complex road surface.Carriage that employing is fixedly connected with on front axle housing and excavating machine frame are hinged by the bearing pin that vertically is provided with along body, and be respectively equipped with balance control oil cylinder mode at the frame two ends, the frame that can regulate excavating machine easily is that swing at the center with the bearing pin, has improved excavating machine and has travelled and operating environment and comformability.Adopt the Cardon universal joint double universal coupling to connect outer semiaxis and semiaxis, transmission and swing are convenient, and simple in structure, are convenient to installation and maintenance.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.
Accompanying drawing is that the utility model excavating machine is with driving the structural representation that turns to propons.
The specific embodiment
As shown in drawings, excavating machine turns to propons with driving, comprise front axle housing 1, be respectively applied for the also wheel hub 42 of two front-wheels about the transmission excavating machine is installed, in front axle housing 1, be set with respectively the two-semiaxle 8 that is in transmission connection with power drive such as deceleration assembly 13, be respectively equipped with at the two ends of front axle housing 1 and turn to key seat 3, two turn to key seat 3 to be rotatably connected to bogie truck 5 by king pin 2 respectively, can adopt king pin cover plate 9 will be sleeved on that bogie truck 5 on the king pin 2 is arranged on cover plate 9 and turns between the key seat 3 with king pin 2 serves as that axle rotates, two bogie trucks 5 are the outer semiaxle tube 41 of captive joint respectively, semiaxis 4 outside outside two, being respectively installed with in the semiaxle tube 41, two outer semiaxis 4 are connected with two-semiaxle 8 by universal coupling 7 respectively, and two outer semiaxis 4 are fixedly connected with wheel hub 42 respectively; By universal coupling 7, the outer semiaxis 4 of semiaxis 8 transmissions comes power wheel hub 42, thereby realizes the driving to excavating machine two front-wheels.Two bogie trucks 5 are connected respectively with steering track rod device 6, effect by steering track rod device 6 is rotated connected two bogie trucks 5 respectively in the same way around king pin 2, and semiaxle tube 41 is also swung outside drive and bogie truck 5 bonded assemblys, thereby drive the outer semiaxis 4 that is sleeved in the outer semiaxle tube 41 and when rotating, realize swing by universal coupling 7, and drive wheel hub 42 swings of captiveing joint with outer semiaxis 4, realize that by two shimmy of front wheelss that are installed on the wheel hub 42 excavating machine turns to.And in order to improve the safe reliability that turns to, can be equipped with at every end of front axle housing up and down and two turn to key seat 3, and two of every end turns to key seat 3 respectively by king pin 2 bogie truck 5 that is rotationally connected, also can turn to guide, nylon cushion turning to be provided with on the key seat 3, and on king pin, be provided with devices such as oil hole, lubricated, wear resisting property when rotating to improve king pin increase the service life.And universal coupling 7 can adopt the Cardon universal joint double universal coupling, and is simple in structure, and it is big to adjust angle, and cost is low.
As shown in drawings, at front axle housing 1 captive joint carriage 12, carriage 12 is hinged by the bearing pin that vertically is provided with along the excavating machine body with excavating machine frame 11, and be respectively equipped with at frame 11 two ends and can control the balance control oil cylinder 14 that frame 11 is rotated around bearing pin, the frame 11 that can regulate excavating machine easily is that swing at the center with the bearing pin, and control adjustment by balance control oil cylinder 14, improved that excavating machine travels and operating environment and comformability.
Claims (3)
1, excavating machine turns to propons with driving, comprise front axle housing (1), be used to install the wheel hub (42) of front-wheel, it is characterized in that: be set with in the described front axle housing (1) respectively and power drive bonded assembly two-semiaxle (8), described front axle housing (1) two ends are respectively equipped with and turn to key seat (3), two turn to key seat (3) to be rotatably connected to bogie truck (5) by king pin (2) respectively, two bogie trucks (5) are the outer semiaxle tube (41) of captive joint respectively, be respectively installed with outer semiaxis (4) in the two outer semiaxle tubes (41), two outer semiaxis (4) are connected with two-semiaxle (8) by universal coupling (7) respectively, and two outer semiaxis (4) are fixedly connected with wheel hub (42) respectively; Described two bogie trucks (5) are connected respectively with steering track rod device (6).
2, excavating machine as claimed in claim 1 turns to propons with driving, and it is characterized in that: described front axle housing (1) captive joint carriage (12), and carriage (12) is hinged by the bearing pin that vertically is provided with along the excavating machine body with excavating machine frame (11); Described frame (11) two ends are respectively equipped with can control the balance control oil cylinder (14) that frame (11) is rotated around bearing pin.
3, excavating machine as claimed in claim 1 or 2 turns to propons with driving, and it is characterized in that: described universal coupling (7) is the Cardon universal joint double universal coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200161431U CN201148127Y (en) | 2008-01-05 | 2008-01-05 | Drive steering front axle for digger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200161431U CN201148127Y (en) | 2008-01-05 | 2008-01-05 | Drive steering front axle for digger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201148127Y true CN201148127Y (en) | 2008-11-12 |
Family
ID=40115893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200161431U Expired - Fee Related CN201148127Y (en) | 2008-01-05 | 2008-01-05 | Drive steering front axle for digger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201148127Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104960416A (en) * | 2015-05-25 | 2015-10-07 | 浙江美科斯叉车有限公司 | Power transmission device for omni-directional mobile platform |
| CN108407609A (en) * | 2018-05-14 | 2018-08-17 | 安徽安凯汽车股份有限公司 | A kind of independent suspension electric drive front steering axle |
-
2008
- 2008-01-05 CN CNU2008200161431U patent/CN201148127Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104960416A (en) * | 2015-05-25 | 2015-10-07 | 浙江美科斯叉车有限公司 | Power transmission device for omni-directional mobile platform |
| CN108407609A (en) * | 2018-05-14 | 2018-08-17 | 安徽安凯汽车股份有限公司 | A kind of independent suspension electric drive front steering axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 |