CN2346659Y - Caterpillar bulldozer - Google Patents
Caterpillar bulldozer Download PDFInfo
- Publication number
- CN2346659Y CN2346659Y CN 98220393 CN98220393U CN2346659Y CN 2346659 Y CN2346659 Y CN 2346659Y CN 98220393 CN98220393 CN 98220393 CN 98220393 U CN98220393 U CN 98220393U CN 2346659 Y CN2346659 Y CN 2346659Y
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- CN
- China
- Prior art keywords
- row
- valve
- gear
- gear box
- interconnect
- 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 - Lifetime
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- Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
Abstract
The utility model relates to a caterpillar bulldozer, belonging to dozing engineering machinery and relating to the improvement of a gear box. The gear box adopts a planetary gear type power shift mechanism. Forward three shifts and backing three shifts are arranged. Five rows of friction plate clutches and four planet rows are arranged in the gear box. Each planet row is respectively provided with four planetary wheels. Four supporting seats have box type structures. An elastic rubber block is arranged in a box body. A floorboard frame is connected with a machine frame by the rubber block. Foam acoustic plates are arranged the left side, the right side, the back face and the lower part of the floorboard frame. A brake valve is arranged on a conversion valve. The front section travel of a steering control rod is acted on the conversion valve. The back section travel of the steering control rod is acted on the brake valve. Thus, the hydraulic linking of steering and braking can be achieved.
Description
The utility model crawler doer belongs to the soil-shifting construction machinery and equipment.
Crawler doer in the prior art, the change speed gear box volume is big, the loss in efficiency height, complex structure, needle bearing intensity is low easily broken, traveling gear has six caterpillar wheels, adhesive ability Xiao Yi skids, and soft soil easily sink, and hydraulic pressure is low, the heavy volume of hydraulic actuating cylinder is big, and working barrel adopts single pump degradation of energy big.The perching knife valve is arranged in the operating oil tank, and servovalve is adopted in perching knife valve operation, the cost height, and Operational Figure Of Merit is low, driver's fatiguability of working, one grade of low oil pressure of speed-change valve, friction lining easily skidded Sheng Re and damages when load was heavy.Turn to braking oil pressure inequalityly, cause the convertible valve complex structure, steering arm is located at the driver front, and it is big to take up space, and operability is poor, and the chassis oil filter is arranged at the floor board framing bottom, cleaned and changed difficulty, and electric system is that instrument shows, breaks down and does not report to the police.Driver's room noise is big, and the visual field is poor, operating maintenance inconvenience.
The utility model belongs to the purpose of crawler doer, be to overcome above-mentioned shortcoming and design a kind of crawler doer, improve engine rated power and rotating speed, improve the torque reserve rate, the perching knife place is provided with fixed pin shaft, the oil cylinder mounting hole is semicircle FE Tiler formula, adjusts tolerance clearance by bolt and pad.First, second and third rows of planetary frame one-to-two of change speed gear box, first planet are arranged by a pinion carrier, second and the third line star row share a pinion carrier, each planet row all is provided with four satellite gears, the overstriking of needle roller diameter improves needle roller intensity.The stronghold type hard degree that wets, the every side caterpillar wheel of bulldozer and caterpillar block are provided with different, and crawler belt adopts sealed type and seal lubrication type, and working barrel adopts twin pump, and when the perching knife microoperation, a pump directly unloads.
The utility model crawler doer, it is by traveling gear and driver's cab and change speed gear box and perching knife, the chassis oil filter is on the frame of driving engine left side, elevating ram is connected with perching knife, fix by the fixed type bearing pin, cylinder apparatus is tightened by bolt on semicircle FE Tiler, the shimming plate adjusting play.Working barrel is provided with twin pump, adopt hydraulic circuit, the perching knife valve is arranged at the operating oil tank outside, steering arm is arranged at left side in the driver's cab, driver's cab is provided with six surface glass Floor-board frames and adopts the full-floating structure, and Floor-board frame is provided with damping elastomer rubber, on both sides and the intermediate transverse girder four supporting seats is set and is connected with Floor-board frame, Floor-board frame is connected with frame, is provided with the foam abatvoix around the Floor-board frame.Brake activation valve is set on the convertible valve, and convertible valve acts on steering operation vertical pole leading portion stroke, and brake activation valve acts on the back segment stroke, reaches the hydraulic pressure interlock that turns to and brake.Electronic monitor is provided with instrument demonstration and fault alarm and indicator lamp.Change speed gear box adopts planetary wheel power shfit mechanism, be divided into and advance third gear and retreat third gear, be provided with five row's Ortlinghaus plate clutchs and four rows of planetary row in the change speed gear box, the first clutch and first planet are arranged and are retreated shelves and interconnect, first clutch and second planet row interconnect with D Drive, three-clutch and the third line star row interconnect with third gear, and four clutches and fourth line star row interconnect with second gear, and the 5th row's power-transfer clutch and one grade interconnect.First planet row is provided with a pinion carrier, second and the third line star row be provided with a pinion carrier, fourth line star row is provided with a pinion carrier, each planet row respectively is provided with four satellite gears.Needle roller diameter overstriking in the change speed gear box.
The effect of the utility model crawler doer is simple in structure, and is easy to operate, operational capability is strong, and the change speed gear box volume is little, and consumption of fuel is low, the efficient height, walking adhesive ability is big, non-slip, the perching knife flexible operation, the perching knife capacity is big, and working barrel adopts twin pump, steering arm is arranged at the left side, and noise is low, affords a wide field of vision, long service life is widely used in general soil and moist soil.
The utility model crawler doer will describe in further detail in conjunction with the accompanying drawings.
Accompanying drawing is the structural representation of the utility model crawler doer.
1-chassis oil filter 2-elevating ram 3-working barrel 4-perching knife valve 5-steering arm 6-driver's cab 7-Floor-board frame 8-drg 9-traveling gear 10-monitor 11-change speed gear box 12-perching knife
With reference to accompanying drawing, it is to be installed on the frame of anterior driving engine left side by chassis oil filter 1 for the utility model crawler doer, and elevating ram 2 is fixed on the perching knife 12 by bearing pin with perching knife 12 junctions, adjusts tolerance clearance by shimming plate.Working barrel 3 adopts twin pump, perching knife valve 4 is arranged at the operating oil tank outside, steering arm is arranged at driver's cab 6 left sides, driver's cab 6 is provided with six surface glasses, Floor-board frame 7 is provided with four supporting seats by wing plates on two sides and intermediate transverse girder and supports, and four supporting seats are case structure, are provided with elastic block rubber in the casing, rubber block makes Floor-board frame 7 be connected with frame, and Floor-board frame 7 left and right sides and back and bottom are provided with the foam abatvoix.Brake activation valve 8 is set on the convertible valve, steering arm 5 leading portion stroke effect convertible valves, back segment stroke effect brake activation valve reaches the hydraulic pressure interlock that turns to and brake.Traveling gear 9 is made of many caterpillar wheels and more piece circular triangle caterpillar block, monitor 10 is arranged on the right side of driver's cab 6, change speed gear box 11 adopts planetary gear type power shfit mechanism, advance third gear and retreat third gear of setting, be provided with five row's Ortlinghaus plate clutchs and four rows of planetary row in the change speed gear box 11, the first clutch and first planet are arranged and are retreated shelves and interconnect, second clutch and second planet row interconnect with D Drive, three-clutch and the third line star row interconnect with third gear, four clutches and fourth line star row interconnect with second gear, and the 5th power-transfer clutch and one grade interconnect.First planet row is provided with a pinion carrier, second and the third line star row be provided with a pinion carrier, fourth line star row is provided with a pinion carrier, each planet row respectively is provided with four satellite gears.Needle roller diameter overstriking in the change speed gear box 11.
The embodiment of the utility model crawler doer, change speed gear box 11 adopts the planetary gear type power shfit, be divided into and advance third gear and retreat third gear, be provided with five row's Ortlinghaus plate clutchs and four rows of planetary row in the change speed gear box 11, from the power intake to the mouth, be called the first, second, third, fourth, the 5th power-transfer clutch successively, respectively corresponding first, second, third, fourth planet row, corresponding one grade of the 5th power-transfer clutch.First, second, third, fourth power-transfer clutch is respectively and retreats shelves, D Drive, third gear, second gear, first planet row is provided with a pinion carrier, second is provided with a pinion carrier with the third line star row, and fourth line star row is provided with a pinion carrier, and each planet row is provided with four satellite gears.
Claims (1)
1, a kind of crawler doer, it is to be installed on the anterior driving engine left frame by device (1) by the chassis filter, elevating ram (2) is fixed on the perching knife (12) by bearing pin with perching knife (12) junction, adjust tolerance clearance by shimming plate, working barrel (3) adopts twin pump, perching knife valve (4) is arranged at the operating oil tank outside, steering arm (5) is arranged at driver's cab (6) left side, driver's cab (6) is provided with six surface glasses, Floor-board frame (7) is provided with four supporting seats by wing plates on two sides and intermediate transverse girder and supports, four supporting seats are case structure, set up elastic block rubber in the casing, rubber block makes plot grillage (7) be connected with frame, Floor-board frame (7) left and right sides and back and bottom are provided with the foam abatvoix, brake activation valve (8) is set on the convertible valve, steering arm (5) leading portion stroke effect convertible valve, valve (8) is moved in the effect of back segment stroke, reach the hydraulic pressure interlock that turns to and brake, traveling gear (9) is made of many caterpillar wheels and more piece circular triangle caterpillar block, monitor (10) is arranged on the right side of driver's cab (6), it is characterized in that change speed gear box (11) adopts planetary gear type power shifting mechanism, the ahead three retaining is set and retreats three retainings, be provided with five row's Ortlinghaus plate clutchs and four rows of planetary row in the change speed gear box (11), first clutch and first planet row with retreat that shelves interconnect second clutch and second planet row interconnects with D Drive, three-clutch and the third line star row interconnect with third gear, four clutches and fourth line star row interconnect with second gear, the 5th power-transfer clutch and one grade interconnect, first planet row is provided with a pinion carrier, second and the third line star row be provided with a pinion carrier, fourth line star row is provided with a pinion carrier, and each planet row respectively is provided with four satellite gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98220393 CN2346659Y (en) | 1998-02-26 | 1998-02-26 | Caterpillar bulldozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98220393 CN2346659Y (en) | 1998-02-26 | 1998-02-26 | Caterpillar bulldozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2346659Y true CN2346659Y (en) | 1999-11-03 |
Family
ID=33972197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98220393 Expired - Lifetime CN2346659Y (en) | 1998-02-26 | 1998-02-26 | Caterpillar bulldozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2346659Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736765B (en) * | 2009-12-10 | 2011-09-14 | 同济大学 | Full hydraulic transmission-based crawler bulldozer |
| CN102523748A (en) * | 2010-09-14 | 2012-06-27 | 株式会社小松制作所 | Bulldozer |
| CN103802902A (en) * | 2014-02-19 | 2014-05-21 | 洛阳理工学院 | Crawler dozer |
| CN103863280A (en) * | 2014-03-27 | 2014-06-18 | 山推工程机械股份有限公司 | Hydraulic control flexible steering brake system for bulldozer |
-
1998
- 1998-02-26 CN CN 98220393 patent/CN2346659Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736765B (en) * | 2009-12-10 | 2011-09-14 | 同济大学 | Full hydraulic transmission-based crawler bulldozer |
| CN102523748A (en) * | 2010-09-14 | 2012-06-27 | 株式会社小松制作所 | Bulldozer |
| US8788157B2 (en) | 2010-09-14 | 2014-07-22 | Komatsu Ltd. | Control method for driving a ripper |
| CN103802902A (en) * | 2014-02-19 | 2014-05-21 | 洛阳理工学院 | Crawler dozer |
| CN103802902B (en) * | 2014-02-19 | 2015-10-14 | 洛阳理工学院 | A kind of crawler doer |
| CN103863280A (en) * | 2014-03-27 | 2014-06-18 | 山推工程机械股份有限公司 | Hydraulic control flexible steering brake system for bulldozer |
| CN103863280B (en) * | 2014-03-27 | 2016-02-17 | 山推工程机械股份有限公司 | A kind of bulldozer fluid control compliance steer brake system |
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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 | ||
| CX01 | Expiry of patent term |