CN103195896A - Traveling reducer and mining machinery - Google Patents
Traveling reducer and mining machinery Download PDFInfo
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- CN103195896A CN103195896A CN2013100983427A CN201310098342A CN103195896A CN 103195896 A CN103195896 A CN 103195896A CN 2013100983427 A CN2013100983427 A CN 2013100983427A CN 201310098342 A CN201310098342 A CN 201310098342A CN 103195896 A CN103195896 A CN 103195896A
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Abstract
The invention relates to mining machinery, in particular to a traveling reducer and mining machinery with the traveling reducer. The traveling reducer comprises a box body, a first reduction gear and a second reduction gear, wherein the first reduction gear and the second reduction gear are arranged in the box body. The first reduction gear comprises a reduction wheel group connected with a driving motor and a planet reduction assembly connected with the reduction wheel group in driving mode. The second reduction gear comprises a planet reduction output shaft gear, a first idler pulley assembly and an input big gear shaft assembly. By arranging the planet reduction assembly outside a chain wheel assembly, driving on the chain wheel assembly is achieved through the planet reduction output shaft gear, the first idler pulley assembly and an input big gear assembly which are connected in parallel and driving mode. The traveling reducer of the structure is large in transmission and output torque, final power output of the traveling reducer transmits through a lateral big gear, the chain wheel can be small, and driving force is large.
Description
Technical field
The present invention relates to a kind of mining machinery, particularly a kind of retarder and have the mining machinery of this walking retarder of walking.
Background technique
At present, limited by lane space, limited in tunnelling and each dimension of mining machinery, the traction gear of wherein walking drives will consider still to provide enough output torque and driving forces under complete machine limited space situation, technical solution scheme commonly used is that the planetary reduction gear with the walking retarder is built in driving sprocket wheel inside, drives chain wheel drive by ring gear or planet carrier; This kind scheme is because the existence of inner planet drive mechanism, the chain size of wheel is bigger, drive at equal drive motor under the situation of retarder drive sprocket driving, cause the sprocket wheel linear velocity fast, the driving force deficiency, and and then cause the driving force relative deficiency of large-scale driving or mining machinery, large diameter driving sprocket wheel is very disadvantageous for reducing the complete machine height simultaneously.
How further obtaining high moment of torsion output and then obtain more large driving force in the confined space, is a major issue of crawler tunnelling and mining machinery to satisfy current mining and to tunnel the requirement more and more heavier, that power is increasing, driving force is more and more higher of product own wt.
Summary of the invention
In view of this, the present invention is intended to propose a kind of walking retarder and mining machinery, causes the not enough problem of moment of torsion output to solve existing retarder because of the complete machine limited space.
The invention provides a kind of walking retarder, comprising: casing and be installed in first speed reducer and second speed reducer in the casing, wherein,
Described first speed reducer comprises:
Be used for connecting the deceleration wheels of drive motor; And
Drive the planetary reduction gear assembly that is connected with described deceleration wheels;
Described second speed reducer comprises;
Be installed in the planetary reduction gear output shaft gear on the planetary reduction gear output shaft of described planetary reduction gear assembly;
With first idler shaft that described planetary reduction gear output shaft is arranged in parallel, described star deceleration output shaft gear drives with first idle pulley and is connected;
With the input Large Gear Shaft During that described first idler shaft is arranged in parallel, described first idle pulley drives with the input gearwheel and is connected, and described input Large Gear Shaft During drives the connection chain wheel assembly.
Further, described deceleration wheels comprise:
First transmission shaft that is connected with described drive motor, described first transmission shaft is provided with first shaftgear;
With second transmission shaft that described first transmission shaft is arranged in parallel, described second transmission shaft is provided with second gearwheel and second small gear, and described first shaftgear drives with described second gearwheel and is connected;
With the 3rd transmission shaft that described second transmission shaft is arranged in parallel, described the 3rd transmission shaft is provided with the 3rd shaftgear, and described second small gear drives and connect described the 3rd shaftgear;
With the 4th driving sleeve that described the 3rd transmission shaft is arranged in parallel, described the 4th driving sleeve is provided with the 4th shaftgear, and described the 3rd shaftgear drives and connects described the 4th shaftgear.
Further, described planetary reduction gear assembly comprises:
Be arranged in described the 4th driving sleeve and the solar shaft that is connected with described the 4th driving sleeve key, described solar shaft is provided with sun gear;
Drive first planet wheel that is connected with described sun gear;
Drive the ring gear that is connected with described first planet wheel, described first planet wheel is arranged on described ring gear inboard;
With the first planet input shaft that the first planet axle key of described first planet wheel is connected, the described first planet input shaft is provided with the 5th shaftgear;
Drive second planet wheel that is connected with described the 5th shaftgear, described second planet wheel is arranged in the described ring gear;
The planetary reduction gear output shaft of the described planetary reduction gear assembly that is connected with the second planet axle key of described second planet wheel.
Further, described the 3rd shaftgear is second idle pulley, and described second idle pulley is installed on described the 3rd gear shaft by bearing.
Further, described chain wheel assembly comprises:
The supporting sleeve that is connected with described input gearwheel axle key;
Be installed in the sprocket wheel on the supporting sleeve; Wherein,
Described supporting sleeve both sides are respectively arranged be used to the bearing support that supports on the described casing.
Further, the described first transmission shaft axle center is provided with for the mounting groove that connects drive motor, and described first transmission shaft and described input Large Gear Shaft During are arranged in parallel.
Further, also be provided with on the described deceleration wheels for the break of controlling the transmission of deceleration wheels.
The present invention also provides a kind of mining machinery, and described mining machinery is provided with above-mentioned each described walking retarder.
Compared with prior art, beneficial effect of the present invention:
A kind of walking retarder provided by the invention comprises: casing and be installed in first speed reducer and second speed reducer in the casing, and wherein, described first speed reducer comprises: the deceleration wheels that are used for connecting drive motor; And the planetary reduction gear assembly that is connected with described deceleration wheels driving; Described second speed reducer comprises; Be installed in the planetary reduction gear output shaft gear on the planetary reduction gear output shaft of described planetary reduction gear assembly; With first idler shaft that described planetary reduction gear output shaft is arranged in parallel, described planetary reduction gear output shaft gear drives with first idle pulley and is connected; With the input Large Gear Shaft During that described first idler shaft is arranged in parallel, described first idle pulley drives with the input gearwheel and is connected, and described input Large Gear Shaft During drives the connection chain wheel assembly.By the planetary reduction gear assembly being installed in the chain wheel assembly outside, and realize driving to chain wheel assembly by planetary reduction gear output shaft gear, the first idle pulley assembly and input gearwheel assembly that driven in parallel connects.With respect to existing retarder, the walking retarder of this structure is by input canine tooth wheels driving sprocket wheel assembly, it is smaller that chain wheel assembly can be done, thereby make the velocity ratio of chain wheel assembly bigger, output torque is big, the final power output of walking retarder is by side gearwheel transmission, and sprocket wheel can be very little, and driving force is big.Reduce the chain size of wheel and be conducive to reduce the complete machine height.
Description of drawings
Fig. 1 looks schematic representation for the master of speed reducer in the embodiment of the invention;
Fig. 2 is the schematic top plan view of speed reducer in the embodiment of the invention;
Fig. 3 is the cross-sectional view of overlooking when speed reducer is specifically used in the embodiment of the invention.
Description of reference numerals: 1, first transmission shaft; 1a, drive motor; 11, first shaftgear; 2, second transmission shaft; 21, second gearwheel; 22, second small gear; 3, the 3rd transmission shaft; 31 the 3rd shaftgears; 4, the 4th driving sleeve; 41, the 4th shaftgear; 4a, solar shaft; 42, sun gear; 5, casing; 6, first planet wheel; 61 first planet axis; 62, the first planet input shaft; 63, the 5th shaftgear; 6a, ring gear; 7, second planet wheel; 71, second planet axis; 8, planetary reduction gear output shaft; 81, planetary reduction gear output shaft gear; 82, planetary reduction gear output shaft capping; 9, first idler shaft; 91, first idle pulley; 92, the first idler shaft capping; 10, input Large Gear Shaft During; 10a, input gearwheel; 10b, the capping of input Large Gear Shaft During; 12a, lower sprocket axle sleeve; 12b, upper sprocket wheel axle sleeve; 13a, sprocket wheel; 14a, break.
Embodiment
In order to make those skilled in the art understand technological scheme of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.Should be pointed out that only be explanation to specific embodiment to the description of concrete structure and description order in this part, should not be considered as that protection scope of the present invention is had any restriction.
The embodiment of the invention provides a kind of walking retarder, as shown in Figure 1-Figure 3, comprises casing 5, and is installed in first speed reducer and second speed reducer in the casing 5, and wherein, first speed reducer comprises: the deceleration wheels that are used for connecting drive motor 1a; And the planetary reduction gear assembly that is connected with the driving of deceleration wheels.And second speed reducer comprises; Be installed in the planetary reduction gear output shaft gear 81 on the planetary reduction gear output shaft 8 of described planetary reduction gear assembly, the first idle pulley assembly that is connected with planetary reduction gear output shaft gear driven in parallel and the input gearwheel assembly that is connected with the first idle pulley assembly driven in parallel.And the input Large Gear Shaft During 10 of input gearwheel assembly drives the connection chain wheel assembly.
By the planetary reduction gear assembly being installed in the chain wheel assembly outside, and realize driving to chain wheel assembly by planetary reduction gear output shaft gear 81, the first idle pulley assembly and input gearwheel assembly that driven in parallel connects.The walking retarder velocity ratio of this structure is bigger, and output torque is big, and the final power output of walking retarder is by side gearwheel transmission, and sprocket wheel can be very little, and driving force is big.Can also reduce the complete machine height.
Wherein, as shown in Figure 3, the first idle pulley assembly comprises, first idler shaft 9 that is arranged in parallel with planetary reduction gear output shaft 8 and be arranged on first idle pulley 91 on first idler shaft 9; Input gearwheel assembly comprises, the input Large Gear Shaft During 10 that is arranged in parallel with described first idler shaft 9, and be arranged on input gearwheel 10a on the input Large Gear Shaft During.Planetary reduction gear output shaft gear 81 drives with first idle pulley 91 and is connected; First idle pulley 91 drives with input gearwheel 10a and is connected, and input Large Gear Shaft During 10 drives the connection chain wheel assembly.
As Fig. 1, Fig. 2 and shown in Figure 3, planetary reduction gear output shaft 8 and input Large Gear Shaft During mainly are installed in the casing by the bearing unit of correspondence, first idler shaft is installed in the casing by the fixing-assembly of correspondence, and correspondence is provided with the planetary reduction gear output shaft capping 82 corresponding with planetary reduction gear output shaft 8 outside casing 5, the first idler shaft capping 92 corresponding with first idler shaft 9 and the input Large Gear Shaft During capping 10b corresponding with input Large Gear Shaft During 10.
As shown in Figure 3, the deceleration wheels are installed in the casing 5, specifically comprise: drive first transmission shaft component that is connected with drive motor 1a, drive second transmission shaft component that is connected with first transmission shaft component, drive the 3rd transmission shaft component that is connected with second transmission shaft component, drive the 4th driving sleeve assembly that is connected with the 3rd transmission shaft component.Wherein first transmission shaft component, second transmission shaft component and the 4th driving sleeve assembly are installed in the casing 5 by the bearing unit of correspondence respectively, and the 3rd transmission shaft component is the second idle pulley assembly, second idle pulley is installed on second idler shaft by bearing unit, and second idler shaft is fixed in the casing 5 by fixing-assembly.
As shown in Figure 3, first transmission shaft component comprises that first transmission shaft 1 and first shaftgear, 11, the first transmission shafts 1 are provided with the mounting groove corresponding with drive motor 1a output shaft.Second transmission shaft component comprises that second transmission shaft 2, second gearwheel 21 and second small gear 22, the second transmission shaft 2 and first transmission shaft 1 are arranged in parallel, and first shaftgear 11 drives with described second gearwheel 21 and is connected.The 3rd transmission shaft component comprises that the 3rd transmission shaft 3 and the 3rd shaftgear 31, the three transmission shafts 3 and second transmission shaft 2 are arranged in parallel, and second small gear 22 drives and connect the 3rd shaftgear 31.The 4th driving sleeve assembly comprises the 4th driving sleeve 4, the 4th shaftgear 41, the 4th driving sleeve 4 and the 3rd transmission shaft 3 are arranged in parallel, the 3rd shaftgear 31 drives and connects the 4th shaftgear 41, the four driving sleeves 4 internal keies connection solar shaft 4a and be used for driving the planetary reduction gear assembly.
As shown in Figure 2, by with first transmission shaft 1, second transmission shaft 2, the 3rd transmission shaft 3 and the 4th driving sleeve 4 parallel transmissions layouts, can reserve very big installing space for the drive motor 1a that first transmission shaft 1 connects, thereby realize speed reducer overall alignment compactness, the occupation of land space is little, and the driving force that provides is bigger.
In addition, as depicted in figs. 1 and 2, on the deceleration wheels, also be provided with for the break 14a to the braking of walking retarder, be used for preventing that drive motor 1a from shutting down the reversing of back walking retarder.Can break 14a (as shown in Figure 3) be set at this retarder of walking yet, prevent the retarder reversing by other braking device.
As shown in Figure 3, the planetary reduction gear assembly comprises: first planetary gear set and second planetary gear set, and wherein first planetary gear set comprises, solar shaft 4a, sun gear 42, the first planet wheels 6, ring gear 6a, first planet axis, the first planet input shaft 62; Second planetary gear set comprises second planet wheel 7, second planet axis and planetary reduction gear output shaft, and first planet wheel 6 and second planet wheel 7 share same ring gear 6a.Be installed in the same ring gear by first planetary assemblies and second planetary assemblies, make walking retarder inner space compactness, and realize axial transmission.
Wherein, as shown in Figure 3, solar shaft 4a is installed in the 4th driving sleeve 4, and is connected with the 4th driving sleeve 4 keys, and solar shaft 4a is outside equipped with sun gear 42, the first planet wheels 6 and is connected with sun gear 42 drivings, and first planet wheel, 6 arranged outside have ring gear 6a; First planet axis, 61 keys of first planet wheel 6 connect the first planet input shaft, 62, the first planet input shafts 62 and are provided with the 5th shaftgear 63; The 5th shaftgear 63 drives connection second planet wheel 7, the second planet wheels 7 and also is arranged in the ring gear 6a; Second planet axis, 71 keys of second planet wheel 7 connect planetary reduction gear output shaft 8.
As shown in Figure 3, chain wheel assembly comprises: sprocket wheel 13a and be used for sprocket wheel 13a is installed in support bearing assembly in the casing.Wherein, sprocket wheel 13a is enclosed within on the input Large Gear Shaft During 10 and by spline and connects; Wherein, support bearing assembly comprises that being arranged on sprocket wheel 13a both sides is used for supporting to upper sprocket wheel axle sleeve 12b, upper support bearing, lower sprocket axle sleeve 12a and lower supporting bearing on the described casing 5.
And input Large Gear Shaft During 10 and first transmission shaft 1 be arranged in parallel, first transmission shaft 1 and the 4th driving sleeve 4 be arranged in parallel, planetary reduction gear assembly and the 4th driving sleeve 4 are arranged on the same axis, make place sprocket wheel supporting box wall side folded space in concordant with sprocket wheel of planetary reduction gear assembly, drive motor of walking retarder, compact structure is conducive to the complete machine arrangement.
The embodiment of the invention also provides a kind of mining machinery, this mining machinery is provided with above-mentioned walking retarder, because above-mentioned walking retarder has above-mentioned technique effect, so being installed, the mining machinery of this walking retarder has corresponding technique effect too, its specific embodiment is similar to the above, does not repeat them here.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a walking retarder is characterized in that, comprising: casing (5) and be installed in first speed reducer and second speed reducer in the casing (5), wherein,
Described first speed reducer comprises:
Be used for connecting the deceleration wheels of drive motor (1a); And
Drive the planetary reduction gear assembly that is connected with described deceleration wheels;
Described second speed reducer comprises;
Be installed in the planetary reduction gear output shaft gear (81) on the planetary reduction gear output shaft (8) of described planetary reduction gear assembly;
With 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 first idle pulley (91) and is connected;
With the input Large Gear Shaft During (10) that described first idler shaft (9) is arranged in parallel, described first idle pulley (91) drives with input gearwheel (10a) and is connected, and described input Large Gear Shaft During (10) drives the connection chain wheel assembly.
2. walking retarder as claimed in claim 1, it is characterized in that: described deceleration wheels comprise:
Drive first transmission shaft (1) that is connected with described drive motor (1a), described first transmission shaft (1) is provided with first shaftgear (11);
Second transmission shaft (2) that is arranged in parallel with described first transmission shaft (1), described second transmission shaft (2) is provided with second gearwheel (21) and second small gear (22), and described first shaftgear (11) drives with described second gearwheel (21) and is connected;
With the 3rd transmission shaft (3) that described second transmission shaft (2) is arranged in parallel, described the 3rd transmission shaft (3) is provided with the 3rd shaftgear (31), and described second small gear (22) drives and connect described the 3rd shaftgear (31);
With the 4th driving sleeve (4) that described the 3rd transmission shaft (3) is arranged in parallel, described the 4th driving sleeve (4) is provided with the 4th shaftgear (41), and described the 3rd shaftgear (31) drives and connects described the 4th shaftgear (41).
3. walking retarder as claimed in claim 2, it is characterized in that: described planetary reduction gear assembly comprises:
Be arranged in described the 4th driving sleeve (4) and the solar shaft (4a) that is connected with described the 4th driving sleeve (4) key, described solar shaft (4a) is provided with sun gear (42);
Drive first planet wheel (6) that is connected with described sun gear (42);
Drive the ring gear (6a) that is connected with described first planet wheel (6), described first planet wheel (6) is arranged on described ring gear (6a) inboard;
With the first planet input shaft (62) that first planet axis (61) key of described first planet wheel (6) is connected, the described first planet input shaft (62) is provided with the 5th shaftgear (63);
Drive second planet wheel (7) that is connected with described the 5th shaftgear (63), described second planet wheel (7) is arranged in the described ring gear (6a);
The planetary reduction gear output shaft (8) of the described planetary reduction gear assembly that is connected with second planet axis (71) key of described second planet wheel (7).
4. as each described walking retarder of claim 2-3, it is characterized in that: described the 3rd shaftgear (31) is second idle pulley, and described second idle pulley is installed on described the 3rd gear shaft (3) by bearing.
5. walking retarder as claimed in claim 1, it is characterized in that: described chain wheel assembly comprises:
The sprocket wheel (13a) that is connected with described input Large Gear Shaft During (10) key;
Wherein,
Described sprocket wheel (13a) both sides are respectively arranged be used to the support bearing assembly that supports on the described casing (5).
6. walking retarder as claimed in claim 2 is characterized in that: described first transmission shaft (1) axle center is provided with for the mounting groove that connects drive motor (1a), and described first transmission shaft (1) is arranged in parallel with described input Large Gear Shaft During (10).
7. walking retarder as claimed in claim 1 is characterized in that: also be provided with the break (14a) for the transmission of control deceleration wheels on the described deceleration wheels.
8. mining machinery, it is characterized in that: described mining machinery is provided with each described walking retarder of aforesaid right requirement 1-7.
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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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| Publication Number | Publication Date |
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| CN103195896A true CN103195896A (en) | 2013-07-10 |
| CN103195896B CN103195896B (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Cited By (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 |
| CN112196965A (en) * | 2020-10-26 | 2021-01-08 | 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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| 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 |
| CN102359373A (en) * | 2011-10-27 | 2012-02-22 | 中国矿业大学 | Drum shearer cutting part |
| 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 |
| CN202346668U (en) * | 2011-08-25 | 2012-07-25 | 湖南创安防爆电器有限公司 | Mechanical stepless regulation reducer for hoisting winches |
| CN102644461A (en) * | 2012-05-07 | 2012-08-22 | 中国矿业大学 | Double-motor U-shaped cutting portion of thin seam mining machine |
| CN202788842U (en) * | 2012-08-22 | 2013-03-13 | 湖南金塔机械制造有限公司 | Hauling part transmission system of variable frequency speed chainless electrically-hauled shearer |
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2013
- 2013-03-26 CN CN201310098342.7A patent/CN103195896B/en active Active
Patent Citations (8)
| 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 |
| CN202346668U (en) * | 2011-08-25 | 2012-07-25 | 湖南创安防爆电器有限公司 | Mechanical stepless regulation reducer for hoisting winches |
| 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 |
| CN102359373A (en) * | 2011-10-27 | 2012-02-22 | 中国矿业大学 | Drum shearer cutting part |
| CN102644461A (en) * | 2012-05-07 | 2012-08-22 | 中国矿业大学 | Double-motor U-shaped cutting portion of thin seam mining machine |
| CN202788842U (en) * | 2012-08-22 | 2013-03-13 | 湖南金塔机械制造有限公司 | Hauling part transmission system of variable frequency speed chainless electrically-hauled shearer |
Cited By (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 |
| CN112196965A (en) * | 2020-10-26 | 2021-01-08 | 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 | Publication date |
|---|---|
| CN103195896B (en) | 2016-07-13 |
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