CN103195896B - A kind of traveling speed reducer and mining machine - Google Patents
A kind of traveling speed reducer and mining machine Download PDFInfo
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- CN103195896B CN103195896B CN201310098342.7A CN201310098342A CN103195896B CN 103195896 B CN103195896 B CN 103195896B CN 201310098342 A CN201310098342 A CN 201310098342A CN 103195896 B CN103195896 B CN 103195896B
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Abstract
The present invention relates to a kind of mining machine, particularly to a kind of traveling speed reducer and the mining machine with this traveling speed reducer, this traveling speed reducer, including: casing and be arranged on the first deceleration device in casing and the second deceleration device, the first deceleration device includes: for connecting the deceleration wheels driving motor；And drive, with described deceleration wheels, the planetary reduction gear assembly being connected；Second deceleration device includes；Planetary reduction gear output shaft gear, the first idler sheave assemblies, input Large Gear Shaft assembly, by being arranged on outside chain wheel assembly by planetary reduction gear assembly, and the planetary reduction gear output shaft gear, the first idler sheave assemblies and the input gear wheel assembly that are connected by driven in parallel realize the driving to chain wheel assembly.The traveling speed reducer transmission of this structure is relatively larger, and output moment of torsion is big, and the final power of traveling speed reducer exports by side open-bull gear drive, and sprocket wheel can be only small, and driving force is big.
Description
Technical field
The present invention relates to a kind of mining machine, particularly to a kind of traveling speed reducer and the mining machine with this traveling speed reducer.
Background technology
At present, limited by lane space, limited in each dimension of tunnelling and mining machine, wherein walking traction apparatus drives and to consider still to provide enough output moments of torsion and driving force in complete machine limited space situation, conventional solution technical scheme is to be built in inside drive sprocket by the planetary reduction gear of traveling speed reducer, ring gear or planet carrier drive chain wheel drive；This kind of scheme is due to the existence of internal planetary transmission structure, sprocket sizes is relatively larger, when equal drive motor drives decelerator to drive chain gear transmission, cause sprocket wheel linear velocity fast, driving force is not enough, and in turn resulting in the driving force relative deficiency of large-scale driving or mining machine, the drive sprocket of major diameter is very disadvantageous for reducing complete machine height simultaneously.
In the confined space, how to obtain high torque output further and then obtain more large driving force, being a major issue of crawler type tunnelling and mining machine with the requirement meeting current mining and driving product own wt increasingly weight, power is increasing, driving force is increasingly higher.
Summary of the invention
In view of this, it is contemplated that propose a kind of traveling speed reducer and mining machine, to solve the problem that existing decelerator causes moment of torsion output not enough because of complete machine limited space.
The present invention provides a kind of traveling speed reducer, including: casing and be arranged on the first deceleration device in casing and the second deceleration device, wherein,
Described first deceleration device includes:
For connecting the deceleration wheels driving motor；And
The planetary reduction gear assembly being connected is driven with described deceleration wheels；
Described second deceleration device includes；
It is arranged on the planetary reduction gear output shaft gear on the planetary reduction gear output shaft of described planetary reduction gear assembly；
Drive with the first idler shaft that described planetary reduction gear output shaft is arranged in parallel, described star reducing output shaft gear and the first idle pulley and connect；
With the input Large Gear Shaft that described first idler shaft is arranged in parallel, described first idle pulley drives with input gear wheel and is connected, and described input Large Gear Shaft drives and connects chain wheel assembly.
Further, described deceleration wheels include:
The first power transmission shaft being connected with described drive motor, described first power transmission shaft is provided with the first shaft gear；
With the second driving shaft that described first power transmission shaft is arranged in parallel, described second driving shaft is provided with the second axle gear wheel and the little gear of the second axle, described first shaft gear drives with described second axle gear wheel and is connected；
With the 3rd power transmission shaft that described second driving shaft is arranged in parallel, described 3rd power transmission shaft is provided with the 3rd shaft gear, the described second little gear of axle drives and connects described 3rd shaft gear；
With the 4th driving sleeve that described 3rd power transmission shaft is arranged in parallel, described 4th driving sleeve is provided with the 4th shaft gear, described 3rd shaft gear drives and connects described 4th shaft gear.
Further, described planetary reduction gear assembly includes:
The solar shaft being arranged in described 4th driving sleeve and be connected with described 4th driving sleeve key, described solar shaft is provided with sun gear；
The first row star-wheel being connected is driven with described sun gear；
The ring gear being connected with described first planet wheel drive, described the first row star-wheel is arranged on inside described ring gear；
The first planet power shaft being connected with the first planet axle key of described the first row star-wheel, described first planet power shaft is provided with the 5th shaft gear；
Driving, with described 5th shaft gear, the second planetary gear being connected, described second planetary gear is arranged in described ring gear；
Planetary reduction gear output shaft with the described planetary reduction gear assembly that the second planet axle key of described second planetary gear is connected.
Further, described 3rd shaft gear is the second idle pulley, and described second idle pulley is arranged on described 3rd gear shaft by bearing.
Further, described chain wheel assembly includes:
The support set being connected with described input gear wheel axle key；
It is arranged on the sprocket wheel on support set；Wherein,
Described support set both sides are separately provided for supporting to the bearing block on described casing.
Further, described first power transmission shaft axle center is provided with the mounting groove for connecting drive motor, and described first power transmission shaft and described input Large Gear Shaft are arranged in parallel.
Further, described deceleration wheels are additionally provided with the brake for controlling deceleration wheels transmission.
The present invention also provides for a kind of mining machine, and described mining machine is provided with the traveling speed reducer described in any of the above-described item.
Compared with prior art, beneficial effects of the present invention:
A kind of traveling speed reducer provided by the invention, including: casing and be arranged on the first deceleration device in casing and the second deceleration device, wherein, described first deceleration device includes: for connecting the deceleration wheels driving motor；And drive, with described deceleration wheels, the planetary reduction gear assembly being connected；Described second deceleration device includes；It is arranged on the planetary reduction gear output shaft gear on the planetary reduction gear output shaft of described planetary reduction gear assembly；Drive with the first idler shaft that described planetary reduction gear output shaft is arranged in parallel, described planetary reduction gear output shaft gear and the first idle pulley and connect；With the input Large Gear Shaft that described first idler shaft is arranged in parallel, described first idle pulley drives with input gear wheel and is connected, and described input Large Gear Shaft drives and connects chain wheel assembly.By being arranged on outside chain wheel assembly by planetary reduction gear assembly, and the planetary reduction gear output shaft gear, the first idler sheave assemblies and the input gear wheel assembly that are connected by driven in parallel realize the driving to chain wheel assembly.Relative to existing decelerator, the traveling speed reducer of this structure is by inputting canine tooth wheels drive sprocket assembly, it is smaller that chain wheel assembly can do, so that the transmission of chain wheel assembly is relatively larger, output moment of torsion is big, the final power of traveling speed reducer exports by side open-bull gear drive, and sprocket wheel can be only small, and driving force is big.Reduce sprocket sizes and advantageously reduce complete machine height.
Accompanying drawing explanation
Fig. 1 is the schematic front view of reductor in the embodiment of the present invention；
Fig. 2 is the schematic top plan view of reductor in the embodiment of the present invention；
Top view cross section structural representation when Fig. 3 is that in the embodiment of the present invention, reductor is specifically applied.
Description of reference numerals: 1, the first power transmission shaft；1a, driving motor；11, the first shaft gear；2, second driving shaft；21, the second axle gear wheel；22, the second little gear of axle；3, the 3rd power transmission shaft；31 the 3rd shaft gears；4, the 4th driving sleeve；41, the 4th shaft gear；4a, solar shaft；42, sun gear；5, casing；6, the first row star-wheel；61 first planet axles；62, first planet power shaft；63, the 5th shaft gear；6a, ring gear；7, the second planetary gear；71, the second planet axis；8, planetary reduction gear output shaft；81, planetary reduction gear output shaft gear；82, planetary reduction gear output shaft capping；9, the first idler shaft；91, the first idle pulley；92, the first idler shaft capping；10, input Large Gear Shaft；10a, input gear wheel；10b, input Large Gear Shaft capping；12a, lower sprocket axle sleeve；12b, upper sprocket wheel axle sleeve；13a, sprocket wheel；14a, brake.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.It should be pointed out that, that the description to concrete structure in this part and description order are only the explanations to specific embodiment, be not construed as that protection scope of the present invention is had any restriction effect.
The embodiment of the present invention provides a kind of traveling speed reducer, as shown in Figure 1-Figure 3, including casing 5, and is arranged on the first deceleration device in casing 5 and the second deceleration device, and wherein, the first deceleration device includes: for connecting the deceleration wheels driving motor 1a；And drive, with deceleration wheels, the planetary reduction gear assembly being connected.And the second deceleration device includes；It is arranged on the planetary reduction gear output shaft gear 81 on the planetary reduction gear output shaft 8 of described planetary reduction gear assembly, the first idler sheave assemblies being connected with planetary reduction gear output shaft gear driven in parallel and the input gear wheel assembly being connected with the first idler sheave assemblies driven in parallel.And the input Large Gear Shaft 10 inputting gear wheel assembly drives and connects chain wheel assembly.
By being arranged on outside chain wheel assembly by planetary reduction gear assembly, and planetary reduction gear output shaft gear the 81, first idler sheave assemblies connected by driven in parallel and input gear wheel assembly realize the driving to chain wheel assembly.The traveling speed reducer transmission of this structure is relatively larger, and output moment of torsion is big, and the final power of traveling speed reducer exports by side open-bull gear drive, and sprocket wheel can be only small, and driving force is big.Complete machine height can also be reduced.
Wherein, as it is shown on figure 3, the first idler sheave assemblies includes, the first idler shaft 9 being arranged in parallel with planetary reduction gear output shaft 8 and the first idle pulley 91 being arranged on the first idler shaft 9；Input gear wheel assembly includes, the input Large Gear Shaft 10 being arranged in parallel with described first idler shaft 9, and is arranged on the input gear wheel 10a in input Large Gear Shaft.Planetary reduction gear output shaft gear 81 drives with the first idle pulley 91 and is connected；First idle pulley 91 drives with input gear wheel 10a and is connected, and input Large Gear Shaft 10 drives and connects chain wheel assembly.
As shown in Figure 1, Figure 2 and Figure 3, planetary reduction gear output shaft 8 and input Large Gear Shaft are arranged in casing mainly through corresponding bearing assembly, first idler shaft is arranged in casing by corresponding fixation kit, and outside casing 5, it is correspondingly arranged on the planetary reduction gear output shaft capping 82 corresponding with planetary reduction gear output shaft 8, the first idler shaft capping 92 corresponding with the first idler shaft 9 and the input Large Gear Shaft capping 10b corresponding with input Large Gear Shaft 10.
As shown in Figure 3, deceleration wheels are arranged in casing 5, specifically include: drive, with driving motor 1a, the first transmission shaft component being connected, the second driving shaft assembly being connected is driven with the first transmission shaft component, the 3rd transmission shaft component being connected with second driving shaft Component driver, drives, with the 3rd transmission shaft component, the 4th driving sleeve assembly being connected.Wherein the first transmission shaft component, second driving shaft assembly and the 4th driving sleeve assembly are arranged in casing 5 respectively through corresponding bearing assembly, and the 3rd transmission shaft component is the second idler sheave assemblies, second idle pulley is arranged on the second idler shaft by bearing assembly, and the second idler shaft is fixed in casing 5 by fixation kit.
As it is shown on figure 3, the first transmission shaft component includes the first power transmission shaft 1 and the first shaft gear 11, the first power transmission shaft 1 is provided with the mounting groove corresponding with drive motor 1a output shaft.Second driving shaft assembly includes second driving shaft the 2, second axle gear wheel 21 and the little gear 22 of the second axle, and second driving shaft 2 and the first power transmission shaft 1 are arranged in parallel, and the first shaft gear 11 drives with described second axle gear wheel 21 and is connected.3rd transmission shaft component includes the 3rd power transmission shaft 3 and the 3rd shaft gear 31, and the 3rd power transmission shaft 3 is arranged in parallel with second driving shaft 2, and the second little gear 22 of axle drives and connects the 3rd shaft gear 31.4th driving sleeve assembly includes the 4th driving sleeve the 4, the 4th shaft gear 41,4th driving sleeve 4 and the 3rd power transmission shaft 3 are arranged in parallel, 3rd shaft gear 31 drives and connects the 4th shaft gear 41, and the 4th driving sleeve 4 internal key connects solar shaft 4a and is used for driving planetary reduction gear assembly.
As shown in Figure 2, by by the first power transmission shaft 1, second driving shaft 2,3rd power transmission shaft 3 and the 4th driving sleeve 4 parallel drive are arranged, can be that the motor 1a that drives that the first power transmission shaft 1 connects reserves very big installing space, thus it is compact to realize reductor overall alignment, take up an area space little, it is provided that driving force bigger.
It addition, as depicted in figs. 1 and 2, deceleration wheels are additionally provided with the brake 14a for traveling speed reducer is braked, traveling speed reducer reversing after being used for preventing drive motor 1a from shutting down.Brake 14a (as shown in Figure 3) can also be not provided with at this traveling speed reducer, prevent decelerator from reversing by other brake units.
As it is shown on figure 3, planetary reduction gear assembly includes: first planet wheels and the second planetary gear set, wherein first planet wheels include, solar shaft 4a, sun gear 42, the first row star-wheel 6, ring gear 6a, first planet axle, first planet power shaft 62；Second planetary gear set includes the second planetary gear the 7, second planet axis and planetary reduction gear output shaft, and the first row star-wheel 6 and the second planetary gear 7 share same ring gear 6a.It is arranged in same ring gear by first planet assembly and the second planetary assemblies, makes traveling speed reducer inner space compact, and realize axial transmission.
Wherein, as it is shown on figure 3, solar shaft 4a is arranged in the 4th driving sleeve 4, and being connected with the 4th driving sleeve 4 key, solar shaft 4a is outside equipped with sun gear 42, and the first row star-wheel 6 drives with sun gear 42 and is connected, and the first row star-wheel 6 arranged outside has ring gear 6a；First planet axle 61 key of the first row star-wheel 6 connects first planet power shaft 62, and first planet power shaft 62 is provided with the 5th shaft gear 63；5th shaft gear 63 drives and connects the second planetary gear 7, and the second planetary gear 7 is also disposed in ring gear 6a；Second planet axis 71 key of the second planetary gear 7 connects planetary reduction gear output shaft 8.
As it is shown on figure 3, chain wheel assembly includes: sprocket wheel 13a and for sprocket wheel 13a being arranged on the spring bearing assembly in casing.Wherein, sprocket wheel 13a is enclosed within input Large Gear Shaft 10 and is connected by spline；Wherein, spring bearing assembly includes being arranged on sprocket wheel 13a both sides for supporting to the upper sprocket wheel axle sleeve 12b on described casing 5, upper spring bearing, lower sprocket axle sleeve 12a and lower supporting bearing.
And input Large Gear Shaft 10 and the first power transmission shaft 1 be arranged in parallel, first power transmission shaft 1 and the 4th driving sleeve 4 be arranged in parallel, planetary reduction gear assembly and the 4th driving sleeve 4 arrange on the same axis, make traveling speed reducer planetary reduction gear assembly, drive motor concordant with sprocket wheel be placed in the space folded by sprocket wheel supporting box wall side, compact conformation, is conducive to complete machine arrangement.
The embodiment of the present invention also provides for a kind of mining machine, this mining machine is provided with above-mentioned traveling speed reducer, owing to above-mentioned traveling speed reducer has above-mentioned technique effect, so the mining machine being provided with this traveling speed reducer has corresponding technique effect too, its specific embodiment is similar to the above, does not repeat them here.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. a traveling speed reducer, it is characterised in that including: casing (5) and be arranged on the first deceleration device in casing (5) and the second deceleration device, wherein,
Described first deceleration device includes:
For connecting the deceleration wheels driving motor (1a)；And
The planetary reduction gear assembly being connected is driven with described deceleration wheels；
Described second deceleration device includes；
It is arranged on the planetary reduction gear output shaft gear (81) on the planetary reduction gear output shaft (8) of described planetary reduction gear assembly；
With the first idler shaft (9) that described planetary reduction gear output shaft (8) is arranged in parallel, described planetary reduction gear output shaft gear (81) drives with the first idle pulley (91) and is connected；
The input Large Gear Shaft (10) being arranged in parallel with described first idler shaft (9), described first idle pulley (91) drives with input gear wheel (10a) and is connected, and described input Large Gear Shaft (10) drives and connects chain wheel assembly；
Described chain wheel assembly includes,
The sprocket wheel (13a) being connected with described input Large Gear Shaft (10) key；
Wherein,
Described sprocket wheel (13a) both sides are separately provided for supporting to the spring bearing assembly on described casing (5).
2. traveling speed reducer as claimed in claim 1, it is characterised in that: described deceleration wheels include:
Drive, with described driving motor (1a), the first power transmission shaft (1) being connected, described first power transmission shaft (1) is provided with the first shaft gear (11)；
The second driving shaft (2) being arranged in parallel with described first power transmission shaft (1), being provided with the second axle gear wheel (21) and the little gear of the second axle (22) on described second driving shaft (2), described first shaft gear (11) drives with described second axle gear wheel (21) and is connected；
The 3rd power transmission shaft (3) being arranged in parallel with described second driving shaft (2), being provided with the 3rd shaft gear (31) on described 3rd power transmission shaft (3), the little gear of described second axle (22) drives and connects described 3rd shaft gear (31)；
The 4th driving sleeve (4) being arranged in parallel with described 3rd power transmission shaft (3), being provided with the 4th shaft gear (41) on described 4th driving sleeve (4), described 3rd shaft gear (31) drives and connects described 4th shaft gear (41).
3. traveling speed reducer as claimed in claim 2, it is characterised in that: described planetary reduction gear assembly includes:
The solar shaft (4a) being arranged in described 4th driving sleeve (4) and be connected with described 4th driving sleeve (4) key, described solar shaft (4a) is provided with sun gear (42)；
The first row star-wheel (6) being connected is driven with described sun gear (42)；
Driving, with described the first row star-wheel (6), the ring gear (6a) being connected, described the first row star-wheel (6) is arranged on described ring gear (6a) inner side；
The first planet power shaft (62) being connected with first planet axle (61) key of described the first row star-wheel (6), described first planet power shaft (62) is provided with the 5th shaft gear (63)；
Driving, with described 5th shaft gear (63), the second planetary gear (7) being connected, described second planetary gear (7) is arranged in described ring gear (6a)；
Planetary reduction gear output shaft (8) with the described planetary reduction gear assembly that the second planet axis (71) key of described second planetary gear (7) is connected.
4. the traveling speed reducer as described in any one of claim 2-3, it is characterised in that: described 3rd shaft gear (31) is the second idle pulley, and described second idle pulley is arranged on described 3rd power transmission shaft (3) by bearing.
5. traveling speed reducer as claimed in claim 2, it is characterized in that: described first power transmission shaft (1) axle center is provided with for connecting the mounting groove driving motor (1a), and described first power transmission shaft (1) and described input Large Gear Shaft (10) are arranged in parallel.
6. traveling speed reducer as claimed in claim 1, it is characterised in that: described deceleration wheels are additionally provided with the brake (14a) for controlling deceleration wheels transmission.
7. a mining machine, it is characterised in that: described mining machine is provided with the traveling speed reducer described in any one of the claims 1-6.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310098342.7A CN103195896B (en) | 2013-03-26 | 2013-03-26 | A kind of traveling speed reducer and mining machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310098342.7A CN103195896B (en) | 2013-03-26 | 2013-03-26 | A kind of traveling speed reducer and mining machine |
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| CN103195896A CN103195896A (en) | 2013-07-10 |
| CN103195896B true CN103195896B (en) | 2016-07-13 |
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| CN201310098342.7A Active CN103195896B (en) | 2013-03-26 | 2013-03-26 | A kind of traveling speed reducer and mining machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916349A (en) * | 2018-09-21 | 2018-11-30 | 北京大圣格尔冶金设备有限公司 | A kind of built-in planetary speed reducer dipper crowding gear |
| CN112196965B (en) * | 2020-10-26 | 2022-04-01 | 中国煤炭科工集团太原研究院有限公司 | Speed reducer and coal mining machine with same |
| CN112844774A (en) * | 2020-12-16 | 2021-05-28 | 郑州煤机长壁机械有限公司 | Compact crusher and compact forepoling mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102434155A (en) * | 2011-09-26 | 2012-05-02 | 三一重型装备有限公司 | Coal cutter and rocker arm transmission system thereof |
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- 2013-03-26 CN CN201310098342.7A patent/CN103195896B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB292376A (en) * | 1927-07-28 | 1928-06-21 | Goodman Mfg Co | Improvements in mining machines |
| CN201080824Y (en) * | 2007-05-29 | 2008-07-02 | 河北神风重型机械有限公司 | Thin coal bed cutter side arm type cutting means |
| CN101994783A (en) * | 2010-11-19 | 2011-03-30 | 太原重工股份有限公司 | Walking planetary reducer of mining excavator |
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