CN104309408A - 8-10-ton diesel fork lift truck drive axle structure - Google Patents
8-10-ton diesel fork lift truck drive axle structure Download PDFInfo
- Publication number
- CN104309408A CN104309408A CN201410538077.4A CN201410538077A CN104309408A CN 104309408 A CN104309408 A CN 104309408A CN 201410538077 A CN201410538077 A CN 201410538077A CN 104309408 A CN104309408 A CN 104309408A
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Abstract
The invention discloses a 8-10-ton diesel fork lift truck drive axle structure, and relates to a structure of fork lift truck drive axles. The 8-10-ton diesel fork lift truck drive axle structure comprises an axle shell assemble, a main reducing gear, an axle shell, a spindle head, a wheel hub, a wheel-side reducing gear, a brake and an internal gear ring, wherein a second tapered roller bearing and a second oil seal are arranged between the back end of the internal side of the wheel hub and the axle shell from the front to the back in sequence; the outer side of the second oil seal is tightly fitted with the back end of the inner side of the wheel hub; the inner side of the second oil seal is tightly fitted with the spindle head by a lining; the main reducing gear comprises a main reducing gear shell, a driving gear, a driven gear, an input flange, a right differential mechanism shell, a left differential mechanism shell, a bearing cover, a half axle gear and a planetary gear; the brake is a disc type brake; both the driving gear and the driven gear are skew gears. According to the 8-10-ton diesel fork lift truck drive axle structure disclosed by the invention, the existing shoe brake is changed to be the disc type brake, the braking is more reliable, and the maintenance is more convenient.
Description
Technical field
The present invention relates to a kind of structure of driving axle of forklift, specifically a kind of 8 ~ 10 tons of diesel fork lift truck drive axle structures.
Background technology
Fork truck is the main equipment of material handling and storage, is widely used in harbour, airport, railway, warehouse, industrial enterprise inside.Drive axle is a kind of important composition parts in fork truck system, and its function is that the power that combustion engine transmits through change-speed box is passed to drive wheel.Along with fork truck drives the raising of level, range of use, usage condition are increasingly extensive, also more and more higher to the performance requriements of large-tonnage drive axle, and drive axle has become the vitals affecting fork truck functional reliability and life-span.In addition, be the needs of adapt to economic development development, some special forklifts such as mine, Ornamental Stone Industry will adapt to poor working environment, feature that labour intensity is high.Operating mode as Ornamental Stone Industry fork truck is severe especially, and road is uneven; Heavy duty, low speed, high pulling torque, require that the intensity of each main parts size, rigidity and service life improve, automatic safe is reliable.At present some general driving axle of forklifts cannot meet above-mentioned requirements, especially the reliability existing problems of drive axle product of 8 ~ 10 tons, as gear is beaten tooth, braked the problems such as unreliable.
Summary of the invention
The object of the invention is the weak point in order to overcome background technology, and a kind of 8 ~ 10 tons of diesel fork lift truck drive axle structures are provided.
To achieve these goals, technical scheme of the present invention is: 8 ~ 10 tons of diesel fork lift truck drive axle structures, comprise axle case assy and be located at main reduction gear in axle case assy, it is characterized in that: described axle case assy by axle housing be positioned at axle housing two ends and the spindle nose be connected with shell welding forms, the semiaxis axially coaxial with spindle nose is installed in spindle nose, wheel hub is provided with outside spindle nose, wheel hub front end is provided with wheel reduction gear, wheel hub rear end is provided with drg, described wheel reduction gear upper front end is connected with wheel hub by the first bolt, wheel reduction gear front lower portion is connected with semiaxis front end by the second bolt, the internally toothed annulus that cross-sectional plane is zigzag is provided with between wheel reduction gear rear end and wheel hub, described internally toothed annulus front end is located between wheel reduction gear and wheel hub, fit tightly outside internally toothed annulus rear end lower and spindle nose, internally toothed annulus upper rear end fits tightly by surveying front end in the first tapered roller bearing and wheel hub, the second tapered roller bearing and the second oil sealing is provided with from front to back successively between rear end and axle housing inside described wheel hub, outside described second oil sealing with wheel hub inside rear end fit tightly, fitted tightly by lining and spindle nose inside second oil sealing, described main reduction gear comprises final drive casing, driving gear, ring gear, input flange, right differential gear box, left differential gear box, bearing cap shim, axle side gear, planetary wheel, 3rd tapered roller bearing is installed between left differential gear box and bearing cap shim, 3rd tapered roller bearing is installed between right differential gear box and bearing cap shim, input torque is delivered to driving gear from input flange by spline, be delivered to the ring gear engaged with driving gear again, ring gear drives left differential gear box to rotate, left differential gear box drives and to connect into an overall right differential gear box with left differential gear box and rotate, right differential gear box drives planetary gear rotation, planetary wheel is delivered to axle side gear by the engagement of tooth, semiaxis is delivered to by spline again by axle side gear, finally be delivered to wheel limit, described drg is plate disc brake, and described driving gear and ring gear are hyperbolic gear.
Existing shoe brake should be plate disc brake by the present invention, and its braking is more reliable, keeps in repair convenient.The present invention take explosive motor as power, transmission of power direction and hub spindle are to vertical, the active and passive gear of main reduction gear is hyperbolic gear, transmitting ratio 6.33, have and change that sense of motion, bearing capacity are large, the feature of smooth running, diff can realize mechanical speed difference function, and drg adopts hydraulic disk braking, and braking effect is more reliable and more stable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of retarder.
1-axle case assy in figure, 2-main reduction gear, 3-axle housing, 4-spindle nose, 5-semiaxis, 6-wheel hub, 7-wheel reduction gear, 8-drg, 9-first bolt, 10-second bolt, 11-internally toothed annulus, 12-first tapered roller bearing, 13-second tapered roller bearing, 14-the 3rd tapered roller bearing, 15-second oil sealing, 16-lining, 17-final drive casing, 18-driving gear, 19-ring gear, 20-input flange, the right differential gear box of 21-, the left differential gear box of 22-, 23-bearing cap shim, 24-center cross, 25-planetary wheel, 26-axle side gear.
Detailed description of the invention
Describe performance of the present invention in detail below in conjunction with accompanying drawing, but they do not form limitation of the invention, only for example.Make advantage of the present invention clearly and easy understand by explanation simultaneously.
Accompanying drawings is known: 8 ~ 10 tons of diesel fork lift truck drive axle structures, and the main reduction gear 2 comprising axle case assy 1 and be located in axle case assy 1, is characterized in that: described axle case assy 1 is by axle housing 3 and be positioned at axle housing 3 two ends and form with the spindle nose 4 that axle housing 3 is welded to connect, the semiaxis 5 axially coaxial with spindle nose 4 is installed in spindle nose 4, wheel hub 6 is provided with outside spindle nose 4, wheel hub 6 front end is provided with wheel reduction gear 7, wheel hub 6 rear end is provided with drg 8, described wheel reduction gear 7 upper front end is connected with wheel hub 6 by the first bolt 9, wheel reduction gear 7 front lower portion is connected with semiaxis 5 front end by the second bolt 10, the internally toothed annulus 11 that cross-sectional plane is zigzag is provided with between wheel reduction gear 7 rear end and wheel hub 6, described internally toothed annulus 11 front end is located between wheel reduction gear 7 and wheel hub 6, fit tightly outside internally toothed annulus 11 rear end lower and spindle nose 4, internally toothed annulus 11 upper rear end fits tightly by surveying front end in the first tapered roller bearing 12 and wheel hub 6, the second tapered roller bearing 13 and the second oil sealing 15 is provided with between rear end and axle housing from front to back successively inside described wheel hub 6, outside described second oil sealing 15 with wheel hub 6 inside rear end fit tightly, fitted tightly by lining 16 and spindle nose 4 inside second oil sealing 15, described main reduction gear 2 comprises final drive casing 17, driving gear 18, ring gear 19, input flange 20, right differential gear box 21, left differential gear box 22, bearing cap shim 23, axle side gear 24, planetary wheel 25, 3rd tapered roller bearing 14 is installed between left differential gear box 22 and bearing cap shim 23, 3rd tapered roller bearing 14 is installed between right differential gear box 21 and bearing cap shim 23, input torque is delivered to driving gear 18 from input flange 21 by spline, be delivered to the ring gear 19 engaged with driving gear 18 again, ring gear 19 drives left differential gear box 22 to rotate, left differential gear box 22 drives and to connect into an overall right differential gear box 21 with left differential gear box 22 and rotate, right differential gear box 21 drives planetary wheel 25 to rotate, planetary wheel 25 is delivered to axle side gear 24 by the engagement of tooth, semiaxis 5 is delivered to by spline again by axle side gear 24, finally be delivered to wheel limit, described drg 8 is plate disc brake, and described driving gear 18 and ring gear 19 are hyperbolic gear.
Other unaccounted part all belongs to prior art.
Claims (1)
1.8 ~ 10 tons of diesel fork lift truck drive axle structures, comprise axle case assy (1) and are located at the main reduction gear (2) in axle case assy (1), it is characterized in that:
Described axle case assy (1) is by axle housing (3) and be positioned at axle housing (3) two ends and form with the spindle nose (4) that axle housing (3) is welded to connect;
The semiaxis (5) axially coaxial with spindle nose (4) is installed in spindle nose (4), spindle nose (4) outside is provided with wheel hub (6), wheel hub (6) front end is provided with wheel reduction gear (7), wheel hub (6) rear end is provided with drg (8), described wheel reduction gear (7) upper front end is connected with wheel hub (6) by the first bolt (9), wheel reduction gear (7) front lower portion is connected with semiaxis (5) front end by the second bolt (10), the internally toothed annulus (11) that cross-sectional plane is zigzag is provided with between wheel reduction gear (7) rear end and wheel hub (6), described internally toothed annulus (11) front end is located between wheel reduction gear (7) and wheel hub (6), internally toothed annulus (11) rear end lower and spindle nose (4) outside fit tightly, internally toothed annulus (11) upper rear end fits tightly by surveying front end in the first tapered roller bearing (12) and wheel hub (6), the second tapered roller bearing (13) and the second oil sealing (15) is provided with from front to back successively between described wheel hub (6) rear end, inner side and axle housing, described second oil sealing (15) outside fits tightly with rear end, wheel hub (6) inner side, second oil sealing (15) inner side is fitted tightly by lining (16) and spindle nose (4),
Described main reduction gear (2) comprises final drive casing (17), driving gear (18), ring gear (19), input flange (20), right differential gear box (21), left differential gear box (22), bearing cap shim (23), axle side gear (24), planetary wheel (25), 3rd tapered roller bearing (14) is installed between left differential gear box (22) and bearing cap shim (23), 3rd tapered roller bearing (14) is installed between right differential gear box (21) and bearing cap shim (23), input torque is delivered to driving gear (18) from input flange (21) by spline, be delivered to the ring gear (19) engaged with driving gear (18) again, ring gear (19) drives left differential gear box (22) to rotate, left differential gear box (22) drives and connects into an overall right differential gear box (21) with left differential gear box (22) and rotate, right differential gear box (21) drives planetary wheel (25) to rotate, planetary wheel (25) is delivered to axle side gear (24) by the engagement of tooth, semiaxis (5) is delivered to by spline again by axle side gear (24), finally be delivered to wheel limit,
Described drg (8) is plate disc brake, and described driving gear (18) and ring gear (19) are hyperbolic gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410538077.4A CN104309408A (en) | 2014-10-13 | 2014-10-13 | 8-10-ton diesel fork lift truck drive axle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410538077.4A CN104309408A (en) | 2014-10-13 | 2014-10-13 | 8-10-ton diesel fork lift truck drive axle structure |
Publications (1)
| Publication Number | Publication Date |
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| CN104309408A true CN104309408A (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410538077.4A Pending CN104309408A (en) | 2014-10-13 | 2014-10-13 | 8-10-ton diesel fork lift truck drive axle structure |
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| CN (1) | CN104309408A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742651A (en) * | 2015-03-25 | 2015-07-01 | 绍兴金道齿轮箱有限公司 | Electric forklift, axle box and supporting plate of axle box |
| CN104985986A (en) * | 2015-07-01 | 2015-10-21 | 武汉鑫恒通车桥制造有限公司 | Forklift drive axle with disc brakes |
| CN108217539A (en) * | 2018-01-30 | 2018-06-29 | 杨章明 | A kind of fork truck power bridge |
| CN109253224A (en) * | 2018-10-30 | 2019-01-22 | 汽解放汽车有限公司 | A kind of drive axle lightweight transmission component |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201646380U (en) * | 2010-04-07 | 2010-11-24 | 山东奥泰机械有限公司 | Drive axle of combined harvester |
| KR20110121399A (en) * | 2010-04-30 | 2011-11-07 | 현대위아 주식회사 | Hub bearing and shaft for rigid axle suspension |
| CN202029645U (en) * | 2011-05-12 | 2011-11-09 | 厦门市装载机有限公司 | Drive axle of loading machine |
| CN202029644U (en) * | 2011-05-12 | 2011-11-09 | 厦门市装载机有限公司 | Drive axle of loader |
| CN202742990U (en) * | 2012-09-07 | 2013-02-20 | 重庆大江工业有限责任公司 | Heavy-duty car double-stage speed-reducing steering axle with hydraulic clamp disc brake |
| CN204184135U (en) * | 2014-10-13 | 2015-03-04 | 武汉鑫恒通车桥制造有限公司 | 8 ~ 10 tons of diesel fork lift truck drive axle structures |
-
2014
- 2014-10-13 CN CN201410538077.4A patent/CN104309408A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201646380U (en) * | 2010-04-07 | 2010-11-24 | 山东奥泰机械有限公司 | Drive axle of combined harvester |
| KR20110121399A (en) * | 2010-04-30 | 2011-11-07 | 현대위아 주식회사 | Hub bearing and shaft for rigid axle suspension |
| CN202029645U (en) * | 2011-05-12 | 2011-11-09 | 厦门市装载机有限公司 | Drive axle of loading machine |
| CN202029644U (en) * | 2011-05-12 | 2011-11-09 | 厦门市装载机有限公司 | Drive axle of loader |
| CN202742990U (en) * | 2012-09-07 | 2013-02-20 | 重庆大江工业有限责任公司 | Heavy-duty car double-stage speed-reducing steering axle with hydraulic clamp disc brake |
| CN204184135U (en) * | 2014-10-13 | 2015-03-04 | 武汉鑫恒通车桥制造有限公司 | 8 ~ 10 tons of diesel fork lift truck drive axle structures |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742651A (en) * | 2015-03-25 | 2015-07-01 | 绍兴金道齿轮箱有限公司 | Electric forklift, axle box and supporting plate of axle box |
| CN104985986A (en) * | 2015-07-01 | 2015-10-21 | 武汉鑫恒通车桥制造有限公司 | Forklift drive axle with disc brakes |
| CN108217539A (en) * | 2018-01-30 | 2018-06-29 | 杨章明 | A kind of fork truck power bridge |
| CN109253224A (en) * | 2018-10-30 | 2019-01-22 | 汽解放汽车有限公司 | A kind of drive axle lightweight transmission component |
| CN109253224B (en) * | 2018-10-30 | 2023-06-06 | 一汽解放汽车有限公司 | Driving axle lightweight transmission assembly |
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| PB01 | Publication | ||
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Application publication date: 20150128 |