CN101413566A - High power third-level planetary reduction gear for soil pressure balance shield machine - Google Patents
High power third-level planetary reduction gear for soil pressure balance shield machine Download PDFInfo
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- CN101413566A CN101413566A CN200810231114.1A CN200810231114A CN101413566A CN 101413566 A CN101413566 A CN 101413566A CN 200810231114 A CN200810231114 A CN 200810231114A CN 101413566 A CN101413566 A CN 101413566A
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- 230000009467 reduction Effects 0.000 title claims abstract description 23
- 239000002689 soil Substances 0.000 title 1
- 238000013461 design Methods 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- OGSYQYXYGXIQFH-UHFFFAOYSA-N chromium molybdenum nickel Chemical compound [Cr].[Ni].[Mo] OGSYQYXYGXIQFH-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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Abstract
The invention discloses a high-power three-stage planetary reduction gear used in an earth pressure balance shield machine. The reduction gear is formed by combining an input planetary gear pair, an intermediate planetary gear pair and an output planetary gear pair, joint floating even load design of driving bogie of a sun gear and a planetary gear is adopted in the input planetary gear pair or the intermediate planetary gear pair, and a power source input by a hydraulic motor is connected with an internal gear sleeve 21 of the input planetary gear pair, and drives the sun gear II7 of the intermediate planetary gear pair by a bogie I5 of the input planetary gear pair, the bogie II10 of the intermediate planetary gear pair drives the sun gear III12 of the output planetary gear pair, the bogie III15 of the output planetary gear pair is taken as the power source for output, and machines which fix various gear pairs are interconnected by bolts. The planetary reduction gear has the design life more than 10000h, the noise below 85dB, the transmission efficiency of 97% and the temperature below 70 DEG C. The three-stage planetary reduction gear is characterized by small volume, light weight, large bearing capacity, high efficiency, high reliability, high power density and the like.
Description
Technical field
The invention belongs to the planetary reducer technical field, especially a kind of high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine.
Background technique
Balancing earth-pressure shielding machine is present state-of-the-art, most widely used in the world tunnel construction machinery.Along with the exploitation of the underground space, engineering fields such as subway, tunnel, municipal pipeline have been widely used in.In developed country, use shield machine construction to account for more than 90% of tunnel total amount, the ratio that accounts for the engineering field is about 75%.
The high-power retarder that the earth pressure balance shield machine cutterhead master drives usefulness will stand bad working environments such as heavy duty or HI high impact, so its manufacturing is had relatively high expectations, have only the enterprise of a few countries such as Germany, Switzerland, Japan to have throughput in the world, and price is high.
High-power retarder is as the vitals of shield machine, and its design and manufacturing technology belongs to advanced manufacturing field, and full face tunnel boring machine has been represented the developing direction of tunnel piercing equipment.
Along with the fast development of national economy and urban construction, the development and use of the underground space are more and more urgent, and the market demand of full face tunnel boring machine is increased severely day by day, and China is becoming the country that development machine in the world has the call.Contradiction between the full face tunnel boring machine research and development technology that great demand and China relatively lag behind highlights.
The high-power retarder of balancing earth-pressure shielding machine is implemented production domesticization, change the situation of the long-term dependence on import of shield machine main transmission section in the past, promote the autonomous Design manufacturing capacity of the high-power retarder of China, not only to having promoted the capability of independent innovation and the core competitiveness of China's equipment manufacture, and, realize that the sustainable development of country has the important strategic meaning to promoting Chinese Urbanization to build process.
Summary of the invention
For realizing the high-power retarder production domesticization of balancing earth-pressure shielding machine, the present invention has designed a kind of high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, this retarder can adapt to the balancing earth-pressure shielding machine need of work, have that volume is little, in light weight, transmitted power is big, efficient is high, and solved the heat dissipation problem of retarder effectively, for balancing earth-pressure shielding machine provides technical support.
For achieving the above object, the present invention adopts following technological scheme:
The described high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, this retarder is by the input planet gear pair, the middle planetary gear pair, the output planetary gear pair combines, design is all carried in the joint float that input planet gear pair or middle planetary gear pair adopt sun gear and planet wheel to drive pivoted frame, power source by the oil hydraulic motor input links to each other with the internal tooth casing of input planet gear pair, drive the sun gear II of middle planetary gear pair again by the pivoted frame I of input planet gear pair, the pivoted frame II of middle planetary gear pair drives the sun gear III of output planetary gear pair, the pivoted frame III of output planetary gear pair exports as power source, fixes between the body of each gear pair to be coupled to each other by bolt.
The described high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, its input planet gear pair is mainly by body I, sun gear I, planet wheel I, internal gear I, pivoted frame I, internal tooth casing, gland I, planet wheel shaft I constitutes, in body I, internal tooth casing is installed by two cover bearings and separation sleeve, internal tooth casing is fixed on the body I by gland I and seal ring, the drum type tooth engagement of the internal tooth of internal tooth casing and sun gear I one end, the external tooth of the sun gear I the other end meshes with three equally distributed planet wheel I at least, leave through hole in the middle of the planet wheel I so that lubricated, equally distributed planet wheel I meshes with internal gear I again, be provided with planet wheel shaft I in each planet wheel I intermediate hole, each planet wheel shaft I all connects with the pivoted frame I that has internal tooth; Body I and internal gear I connect with body II by bolt.
The described high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, planetary pinion pair is mainly by body II in the middle of it, sun gear II, planet wheel II, internal gear II, pivoted frame II, planet wheel shaft II constitutes, the drum type tooth of sun gear II one end and the engagement of the internal tooth on the pivoted frame I, the external tooth of its other end meshes with four equally distributed planet wheel II at least, leave through hole in the middle of the planet wheel II so that lubricated, equally distributed planet wheel II meshes with internal gear II again, be provided with planet wheel shaft II in each planet wheel II intermediate hole, each planet wheel shaft II all connects with the pivoted frame II that has internal tooth; Body II and internal gear II connect with body III by bolt.
The described high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, its output planetary gear pair mainly is made of body III, sun gear III, planet wheel III, internal gear III, pivoted frame III, planet wheel shaft III, supporting sleeve III, the drum type tooth of sun gear III one end and the engagement of the internal tooth on the pivoted frame II, the external tooth of its other end meshes with four equally distributed planet wheel III at least, leave through hole so that lubricated in the middle of the planet wheel III, equally distributed planet wheel III meshes with internal gear III again; Be provided with planet wheel shaft III in each planet wheel III intermediate hole, each planet wheel shaft III all connects with the pivoted frame III that has internal tooth, and the other end of each planet wheel shaft III all connects with supporting sleeve III, supporting sleeve III by bearing by planet wheel on body III; Body III and internal gear III connect with body IV by bolt.
The described high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, its body IV be by bearing planet wheel pivoted frame III, again by bolt with gland IV and seal ring planet wheel on pivoted frame III.
Because adopt aforesaid technological scheme, the present invention has following superiority:
1, the present invention can adapt to the balancing earth-pressure shielding machine need of work, and more than the projected life 10000h, below the noise 85dB, transmission efficiency is more than 97%, and temperature is below 70 ℃, and the complete machine performance reaches external like product level.
2, all sun gears, planet wheel all adopt through smart forging with the high-quality low-carbon alloy steel of the strict control of composition and handle by carburizing and quenching, the flank of tooth carries out axial modification through roll flute processing and by designing requirement, effectively control heat treatment crack and Grinding cracks, and the flank of tooth is carried out meticulous Shot peening handle, to improve the fatigue and the flexural strength of gear;
3, ring gear adopts the high-quality nickel chromium molybdenum steel, roll flute processing after the quenching with Subsequent tempering;
4, in ring gear heat treatment and roll flute processing, adopt advanced technologies effectively to solve the problem on deformation of thin-wall annular gear;
5, adopt sun gear and the equal carrier technology of planet wheel pivoted frame joint float, to improve effect of load balancing mechanism.
6, have that volume is little, in light weight, bearing capacity is big, efficient is high, reliability is high and characteristics such as specific power height, it is reasonable in design, advanced technology.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among Fig. 1: 1-body I; 2-sun gear I; 3-planet wheel I; 4-internal gear I; 5-pivoted frame I; 6-body II; 7-sun gear II; 8-planet wheel II; 9-internal gear II; 10-pivoted frame II; 11-body III; 12-sun gear III; 13-planet wheel III; 14-internal gear III; 15-pivoted frame III; 16-body IV; 17-gland IV; 18-planet wheel shaft III; 19-planet wheel shaft II; 20-gland I; 21-internal tooth casing I; 22-planet wheel shaft I.
Embodiment
In conjunction with Fig. 1, the high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine of the present invention, this retarder is by the input planet gear pair, the middle planetary gear pair, the output planetary gear pair combines, design is all carried in the joint float that input planet gear pair or middle planetary gear pair adopt sun gear and planet wheel to drive pivoted frame, power source by the oil hydraulic motor input links to each other with the internal tooth casing (21) of input planet gear pair, drive the sun gear II (7) of middle planetary gear pair again by the pivoted frame I (5) of input planet gear pair, the pivoted frame II (10) of middle planetary gear pair drives the sun gear III (12) of output planetary gear pair, the pivoted frame III (15) of output planetary gear pair is as power source output, fixes between the body of each gear pair to be coupled to each other by bolt.
The high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine of the present invention, its input planet gear pair is mainly by body I (1), sun gear I (2), planet wheel I (3), internal gear I (4), pivoted frame I (5), internal tooth casing (21), gland I (20), planet wheel shaft I (22) constitutes, in body I (1), internal tooth casing (21) is installed by two cover bearings and separation sleeve, internal tooth casing (21) is fixed on the body I (1) by gland I (20) and seal ring, the drum type tooth engagement of the internal tooth of internal tooth casing (21) and sun gear I (2) one ends, the external tooth of sun gear I (2) the other end meshes with three equally distributed planet wheel I (3) at least, leave through hole in the middle of the sun gear I (2) so that lubricated, equally distributed planet wheel I (3) meshes with internal gear I (4) again, be provided with planet wheel shaft I (22) in each planet wheel I (3) intermediate hole, each planet wheel shaft I (22) all connects with the pivoted frame I (5) that has internal tooth; Body I (1) and internal gear I (4) connect with body II (6) by bolt.
The high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine of the present invention, planetary pinion pair is mainly by body II (6) in the middle of it, sun gear II (7), planet wheel II (8), internal gear II (9), pivoted frame II (10), planet wheel shaft II (19) constitutes, the drum type tooth of sun gear II (7) one ends and the engagement of the internal tooth on the pivoted frame I (5), the external tooth of its other end meshes with four equally distributed planet wheel II (8) at least, leave through hole in the middle of the sun gear II (7) so that lubricated, equally distributed planet wheel II (8) meshes with internal gear II (9) again, be provided with planet wheel shaft II (19) in each planet wheel II (8) intermediate hole, each planet wheel shaft II (19) all connects with the pivoted frame II (10) that has internal tooth; Body II (6) and internal gear II (9) connect with body III (11) by bolt.
The high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine of the present invention, its output planetary gear pair is mainly by body III (11), sun gear III (12), planet wheel III (13), internal gear III (14), pivoted frame III (15), planet wheel shaft III (18) constitutes, the drum type tooth of sun gear III (12) one ends and the engagement of the internal tooth on the pivoted frame II (10), the external tooth of its other end meshes with four equally distributed planet wheel III (13) at least, leave through hole so that lubricated in the middle of the sun gear III (12), equally distributed planet wheel III (13) meshes with internal gear III (14) again; Be provided with planet wheel shaft III (18) in each planet wheel III (13) intermediate hole, each planet wheel shaft III (18) all connects with the pivoted frame III (15) that has internal tooth; Body III (11) and internal gear III (14) connect with body IV (16) by bolt.
The high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine of the present invention, its body IV (16) is fixed on gland IV (17) and seal ring on the pivoted frame III (15) by bolt by bearing fixing pivoted frame III (15) again.
During work, oil hydraulic motor connects with internal tooth casing (21), and internal tooth casing (21) drives input stage sun gear I (2), thereby drives input stage planet wheel I (3), and planet wheel I (3) rotates in internal gear I (4), thereby input stage pivoted frame I (5) is rotated; Input stage pivoted frame I (5) drives intergrade sun gear II (7) as the input of intergrade by its internal tooth, thereby drives intergrade planet wheel II (8), and planet wheel II (8) rotates in internal gear II (9), thereby intergrade pivoted frame II (10) is rotated; Intergrade pivoted frame II (10) is as the input of output stage, drive output stage sun gear III (12) by its internal tooth, thereby drive output stage planet wheel III (13), planet wheel III (13) rotates in internal gear III (14), thereby output stage pivoted frame III (15) is rotated; Output stage pivoted frame III (15) drives shield machine main shaft cutterhead as output and rotates.
Body I (1), internal gear I (4), body II (6), internal gear II (9), body III (11), internal gear III (14), body IV (16) constitute combined type block assembly of the present invention.
Have at least 3 planet wheel I (3) to be evenly distributed on sun gear I (2) on every side among the present invention in the input planet gear pair.Have at least 4 planet wheels to be evenly distributed on around the sun gear in middle planetary gear pair and the output planetary gear pair.
Claims (5)
1, a kind of high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine, it is characterized in that: this retarder is by the input planet gear pair, the middle planetary gear pair, the output planetary gear pair combines, design is all carried in the joint float that input planet gear pair or middle planetary gear pair adopt sun gear and planet wheel to drive pivoted frame, power source by the oil hydraulic motor input links to each other with the internal tooth casing (21) of input planet gear pair, drive the sun gear II (7) of middle planetary gear pair again by the pivoted frame I (5) of input planet gear pair, the pivoted frame II (10) of middle planetary gear pair drives the sun gear III (12) of output planetary gear pair, the pivoted frame III (15) of output planetary gear pair is as power source output, fixes between the body of each gear pair to be coupled to each other by bolt.
2, the high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine according to claim 1, it is characterized in that: its input planet gear pair is mainly by body I (1), sun gear I (2), planet wheel I (3), internal gear I (4), pivoted frame I (5), internal tooth casing (21), gland I (20), planet wheel shaft I (22) constitutes, in body I (1), internal tooth casing (21) is installed by two cover bearings and separation sleeve, internal tooth casing (21) is fixed on the body I (1) by gland I (20) and seal ring, the drum type tooth engagement of the internal tooth of internal tooth casing (21) and sun gear I (2) one ends, the external tooth of sun gear I (2) the other end meshes with three equally distributed planet wheel I (3) at least, leave through hole in the middle of the sun gear I (2) so that lubricated, equally distributed planet wheel I (3) meshes with internal gear I (4) again, be provided with planet wheel shaft I (22) in each planet wheel I (3) intermediate hole, each planet wheel shaft I (22) all connects with the pivoted frame I (5) that has internal tooth; Body I (1) and internal gear I (4) connect with body II (6) by bolt.
3, the high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine according to claim 1, it is characterized in that: planetary pinion pair is mainly by body II (6) in the middle of it, sun gear II (7), planet wheel II (8), internal gear II (9), pivoted frame II (10), planet wheel shaft II (19) constitutes, the drum type tooth of sun gear II (7) one ends and the engagement of the internal tooth on the pivoted frame I (5), the external tooth of its other end meshes with four equally distributed planet wheel II (8) at least, leave through hole in the middle of the sun gear II (7) so that lubricated, equally distributed planet wheel II (8) meshes with internal gear II (9) again, be provided with planet wheel shaft II (19) in each planet wheel II (8) intermediate hole, each planet wheel shaft II (19) all connects with the pivoted frame II (10) that has internal tooth; Body II (6) and internal gear II (9) connect with body III (11) by bolt.
4, the high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine according to claim 1, it is characterized in that: its output planetary gear pair is mainly by body III (11), sun gear III (12), planet wheel III (13), internal gear III (14), pivoted frame III (15), planet wheel shaft III (18) constitutes, the drum type tooth of sun gear III (12) one ends and the engagement of the internal tooth on the pivoted frame II (10), the external tooth of its other end meshes with four equally distributed planet wheel III (13) at least, leave through hole so that lubricated in the middle of the sun gear III (12), equally distributed planet wheel III (13) meshes with internal gear III (14) again; Be provided with planet wheel shaft III (18) in each planet wheel III (13) intermediate hole, each planet wheel shaft III (18) all connects with the pivoted frame III (15) that has internal tooth; Body III (11) and internal gear III (14) connect with body IV (16) by bolt.
5, the high power third-level planetary reduction gear that is used for balancing earth-pressure shielding machine according to claim 1, it is characterized in that: its body IV (16) is fixed on gland IV (17) and seal ring on the pivoted frame III (15) by bolt by bearing fixing pivoted frame III (15) again.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810231114.1A CN101413566A (en) | 2008-11-21 | 2008-11-21 | High power third-level planetary reduction gear for soil pressure balance shield machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810231114.1A CN101413566A (en) | 2008-11-21 | 2008-11-21 | High power third-level planetary reduction gear for soil pressure balance shield machine |
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| CN200810231114.1A Pending CN101413566A (en) | 2008-11-21 | 2008-11-21 | High power third-level planetary reduction gear for soil pressure balance shield machine |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312953A (en) * | 2011-03-01 | 2012-01-11 | 吴小杰 | Closed planet reducer of earth pressure balance shield machine |
| CN102312961A (en) * | 2011-03-01 | 2012-01-11 | 吴小杰 | Planetary differential speed reducer for earth pressure balance shield machine |
| CN103016655A (en) * | 2012-12-11 | 2013-04-03 | 大连理工大学 | Electromechanical-hydraulic composite type main drive system of tunnel boring machine |
| CN103836119A (en) * | 2013-07-10 | 2014-06-04 | 李响 | Double-motor small-tooth-difference drive device of auger of shield tunneling machine |
| CN103912636A (en) * | 2014-03-28 | 2014-07-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Hub reduction gear |
| CN104235275A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | 240000 Nm shield machine main drive speed reducer |
| CN104235317A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | Presetting safety device for input spline of main drive speed reducer of shield machine |
| CN105134889A (en) * | 2015-09-17 | 2015-12-09 | 无锡市神力齿轮冷挤有限公司 | Large-transmission-ratio speed reducer |
| CN105715747A (en) * | 2016-03-29 | 2016-06-29 | 南京高精齿轮集团有限公司 | Mechanism for improving meshing reliability of planetary gears |
| CN106438860A (en) * | 2016-08-30 | 2017-02-22 | 江苏泰隆减速机股份有限公司 | Speed reducer of shield tunneling machine |
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2008
- 2008-11-21 CN CN200810231114.1A patent/CN101413566A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312953A (en) * | 2011-03-01 | 2012-01-11 | 吴小杰 | Closed planet reducer of earth pressure balance shield machine |
| CN102312961A (en) * | 2011-03-01 | 2012-01-11 | 吴小杰 | Planetary differential speed reducer for earth pressure balance shield machine |
| CN103016655A (en) * | 2012-12-11 | 2013-04-03 | 大连理工大学 | Electromechanical-hydraulic composite type main drive system of tunnel boring machine |
| CN103836119A (en) * | 2013-07-10 | 2014-06-04 | 李响 | Double-motor small-tooth-difference drive device of auger of shield tunneling machine |
| CN103912636A (en) * | 2014-03-28 | 2014-07-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Hub reduction gear |
| CN104235275A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | 240000 Nm shield machine main drive speed reducer |
| CN104235317A (en) * | 2014-09-03 | 2014-12-24 | 蚌埠市行星工程机械有限公司 | Presetting safety device for input spline of main drive speed reducer of shield machine |
| CN105134889A (en) * | 2015-09-17 | 2015-12-09 | 无锡市神力齿轮冷挤有限公司 | Large-transmission-ratio speed reducer |
| CN105715747A (en) * | 2016-03-29 | 2016-06-29 | 南京高精齿轮集团有限公司 | Mechanism for improving meshing reliability of planetary gears |
| CN105715747B (en) * | 2016-03-29 | 2018-11-16 | 南京高精齿轮集团有限公司 | A kind of mechanism improving planetary gear engagement reliability |
| CN106438860A (en) * | 2016-08-30 | 2017-02-22 | 江苏泰隆减速机股份有限公司 | Speed reducer of shield tunneling machine |
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Open date: 20090422 |