CN202578679U - Double-motor U-shaped cutting part of thin-coal-seam coal mining machine - Google Patents
Double-motor U-shaped cutting part of thin-coal-seam coal mining machine Download PDFInfo
- Publication number
- CN202578679U CN202578679U CN201220199581.2U CN201220199581U CN202578679U CN 202578679 U CN202578679 U CN 202578679U CN 201220199581 U CN201220199581 U CN 201220199581U CN 202578679 U CN202578679 U CN 202578679U
- Authority
- CN
- China
- Prior art keywords
- cutting
- rocking arm
- motor
- installation cavity
- rocker arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 239000003245 coal Substances 0.000 title abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 4
- 238000007689 inspection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The utility model discloses a double-motor U-shaped cutting part of a thin-coal-seam coal mining machine. The cutting part comprises a rocker arm shell, two cutting motors, a rocker arm speed reducing box and a cutting roller, wherein a motor installing cavity of the rocker arm shell and the extending end of the rocker arm shell are at the same side to form a U shape; the extending end of the rocker arm shell is long and thin; the rocker arm speed reducing box comprises a clutch, three-stage idler wheels, four-stage cylindrical gears and a planetary gear mechanism; the clutch is arranged on a third-stage cutting shaft group of a transmission chain; the planetary gear mechanism is arranged at the tail end of the transmission chain; the two cutting motors transfer the power to the rocker arm speed reducing box by the idle wheel I and the idle wheel II, and then transfer the power to the cutting roller after speed reduction of the four-stage cylindrical gears and the planetary gear mechanism; and by pulling a clutch handle, the involute spline coupling of the third-stage cutting shaft group of the transmission chain is released to cut off the transmission chain so as to avoid an accident in maintenance. The double-motor U-shaped cutting part disclosed by the utility model has the advantages that the installation power is high, the mining capability is strong, the coal loading effect is good, the safe and reliable effects are achieved, and the large-cutting-depth roller can be installed for mining the hard-coal working face.
Description
Technical field
The utility model relates to a kind of winning machine cutting part, especially is that the bi-motor U-shaped low seam mining machinery cutting units of dark cut and hard coal matter work plane is cut in a kind of girdle colliery that is applicable to greatly.
Background technology
Along with China to the surge of coal demand and the minimizing of the resource that can cut coal, the exploitation of girdle receives increasing attention.But the drum-type low seam mining machinery two problems at the technical ubiquity of cutting units at present: the first, and the cutting units installed power is generally lower, is difficult to the cut hard coal; The second, the cylinder effect of loading coal is not good enough, cuts dark less.Cause the reason of these problems to be respectively: the first, thin seam working surface requires the fuselage height can not be too high and in order not influence coal, motor size is restricted, thus the increasing of power-limiting; The second, present drum-type low seam mining machinery planetary mechanism is installed in rocking arm and stretches out the end, and its enlarged diameter, length are reduced, and the cylinder blade height obviously reduces, cuts dark reducing, and has greatly influenced cylinder effect of loading coal and cut efficient.In order to guarantee the work of low seam mining machinery high-yield and high-efficiency, be badly in need of addressing the above problem development novel thin coal seam winning machine cutting part.
Summary of the invention
Technical problem: the purpose of the utility model is the deficiency that overcomes in the prior art, provide a kind of compact conformation, rocking arm diameter little, cut dark big, bi-motor U-shaped low seam mining machinery cutting units that effect of loading coal is good.
Technical scheme: the bi-motor U-shaped low seam mining machinery cutting units of the utility model; Comprise rocking arm housing, first cutting motor, second cutting motor, rocking arm reduction box, cutting drum; Described rocking arm housing comprises motor installation cavity and the rocking arm reducer output shaft installation cavity that laterally arranges; rocking arm reducer output shaft installation cavity is elongated shape, and motor installation cavity and rocking arm reducer output shaft installation cavity are in the same side, and profile forms U-shaped; Described first cutting motor and second cutting motor are installed in the motor installation cavity of rocking arm housing side by side; Described rocking arm reduction box comprises clutch, three grades of idle pulleys, level Four roller gear and planetary gears; Described clutch places on the third level cut axle group of rocking arm reduction box; Planetary gears places an end of rocking arm reduction box rocking arm reduction gearbox output shaft, and said cutting drum is fixed on the rocking arm reduction gearbox output shaft through square coupling sleeve; The said first cutting motor power is delivered to second cutting motor through idle pulley one, passes to the rocking arm reduction box through idle pulley two again.
Described clutch is connected with third level cut axle group through involute spline; The said length that is longilineal rocking arm reducer output shaft installation cavity is 830mm, and external diameter is 350mm.
Beneficial effect: the utility model adopts two cutting motors, under the prerequisite that satisfies the thin seam working surface dimensional requirement, increases cut power; Rocking arm housing external part is elongated shape; The blade height of cutting drum mounted thereto is increased; Effectively raise the effect of loading coal of cylinder, the rocking arm reducer output shaft also is applicable to install and cuts dark bigger cylinder simultaneously, can guarantee the work of low seam mining machinery high-yield and high-efficiency.During work, two cutting motors pass to the rocking arm reduction box with power through idle pulley one and idle pulley two, after level Four roller gear and planetary gears slow down, pass to cutting drum, and the square coupling sleeve of employing connects between cutting drum and the reducer output shaft; During maintenance, driving-chain third level cut axle group involute spline is connected disengagement, meet accident when cutting off driving-chain with exemption from inspection through the pulling clutch handle.This cutting units installed power is big, and producing capacity is strong, and effect of loading coal is good, and is safe and reliable, and the big dark cylinder that cuts can be installed, exploitation hard coal matter work plane.
Description of drawings
Fig. 1 is the winning machine cutting part topology view of the utility model.
Among the figure: 1-rocking arm housing; 1-1-motor installation cavity; 1-2-rocking arm reducer output shaft installation cavity; 2-1-first cutting motor; 2-2-second cutting motor; 3-rocking arm reduction box; 3-1-idle pulley one; 3-2-idle pulley two; 3-3-third level cut axle group; 3-4-planetary gears; 3-5-rocking arm reduction gearbox output shaft; 4-cutting drum; 5-clutch; 5-1-involute spline; 5-2-clutch handle; 6-square coupling sleeve.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done further description:
The utility model bi-motor U-shaped low seam mining machinery cutting units; Mainly constitute by rocking arm housing 1, the first cutting motor 2-1, the second cutting motor 2-2, rocking arm reduction box 3, cutting drum 4; Described rocking arm housing 1 comprises motor installation cavity 1-1 and the rocking arm reducer output shaft installation cavity 1-2 that laterally arranges; rocking arm reducer output shaft installation cavity 1-2 is elongated shape, and the length that is longilineal rocking arm reducer output shaft installation cavity 1-2 is 830mm, and external diameter is 350mm.Motor installation cavity 1-1 and rocking arm reducer output shaft installation cavity 1-2 are in the same side, and profile forms U-shaped; The described first cutting motor 2-1 and the second cutting motor 2-2 are installed in the motor installation cavity 1-1 of rocking arm housing 1 side by side; Described rocking arm reduction box 3 comprises clutch 5, third level idle pulley 3-3, level Four roller gear and planetary gears 3-4; Described clutch 5 places on the third level cut axle group 3-3 of rocking arm reduction box 3; Clutch 5 is connected with third level cut axle group 3-3 through involute spline 5-1, and the outer end of clutch 5 is provided with clutch handle 5-2; Planetary gears 3-4 places the end of rocking arm reduction box 3 rocking arm reduction gearbox output shaft 3-5, and said cutting drum 4 is fixed on the rocking arm reduction gearbox output shaft 3-5 through square coupling sleeve 6; The said first cutting motor 2-1 power is delivered to the second cutting motor 2-2 through idle pulley one 3-1, passes to rocking arm reduction box 3 through idle pulley two 3-2 again.
The operating principle and the course of work: this cutting units adopts two cutting motors, under the prerequisite that satisfies the thin seam working surface dimensional requirement, increases cut power; Rocking arm housing external part 1-1 is elongated shape, thereby the blade height of cutting drum 4 is obviously increased, and effectively raises the effect of loading coal of cylinder, and its longilineal structure also is applicable to install and cuts dark bigger cylinder simultaneously.During work; The first cutting motor 2-1 and the second cutting motor 2-2 pass to rocking arm reduction box 3 with power through idle pulley one 3-1 and idle pulley two 3-2; After level Four roller gear and planetary gears 3-4 slow down, pass to cutting drum 4, the square coupling sleeve 6 of employing connects between cutting drum 4 and the rocking arm reduction gearbox output shaft 3-5; During maintenance, the involute spline connection 5-1 of driving-chain third level cut axle group 3-3 is thrown off, meet accident when cutting off driving-chain with exemption from inspection through pulling clutch handle 5-2.
Claims (3)
1. bi-motor U-shaped low seam mining machinery cutting units; It is characterized in that: it comprises rocking arm housing (1), first cutting motor (2-1), second cutting motor (2-2), rocking arm reduction box (3), cutting drum (4); Described rocking arm housing (1) comprises motor installation cavity (1-1) and the rocking arm reducer output shaft installation cavity (1-2) that laterally arranges; rocking arm reducer output shaft installation cavity (1-2) is elongated shape; motor installation cavity (1-1) and rocking arm reducer output shaft installation cavity (1-2) are in the same side, and profile forms U-shaped; Described first cutting motor (2-1) and second cutting motor (2-2) are installed in the motor installation cavity (1-1) of rocking arm housing (1) side by side; Described rocking arm reduction box (3) comprises clutch (5), third level cut axle group (3-3), level Four roller gear and planetary gears (3-4); Described clutch (5) places on the third level cut axle group (3-3) of rocking arm reduction box (3); Planetary gears (3-4) places an end of rocking arm reduction box (3) rocking arm reduction gearbox output shaft (3-5), and said cutting drum (4) is fixed on the rocking arm reduction gearbox output shaft (3-5) through square coupling sleeve (6); Said first cutting motor (2-1) power is delivered to second cutting motor (2-2) through idle pulley one (3-1), passes to rocking arm reduction box (3) through idle pulley two (3-2) again.
2. bi-motor U-shaped low seam mining machinery cutting units according to claim 1 is characterized in that: described clutch (5) is connected with third level cut axle group (3-3) through involute spline (5-1).
3. bi-motor U-shaped low seam mining machinery cutting units according to claim 1 is characterized in that: the said length that is longilineal rocking arm reducer output shaft installation cavity (1-2) is 830mm, and external diameter is 350mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220199581.2U CN202578679U (en) | 2012-05-07 | 2012-05-07 | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220199581.2U CN202578679U (en) | 2012-05-07 | 2012-05-07 | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202578679U true CN202578679U (en) | 2012-12-05 |
Family
ID=47248100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220199581.2U Expired - Lifetime CN202578679U (en) | 2012-05-07 | 2012-05-07 | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202578679U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103174415A (en) * | 2013-03-06 | 2013-06-26 | 中国矿业大学 | Coal mining machine with double motor driving traction part |
| CN103670399A (en) * | 2013-12-09 | 2014-03-26 | 淮南矿业(集团)有限责任公司 | Novel coal mining machine and grip arm thereof |
| CN104500058A (en) * | 2014-11-21 | 2015-04-08 | 三一重型装备有限公司 | Coal cutter, and cutting unit transmission device thereof |
| WO2015074310A1 (en) * | 2013-11-25 | 2015-05-28 | 江苏中机矿山设备有限公司 | Shearer dual-drum cutting part |
| CN105156105A (en) * | 2015-07-20 | 2015-12-16 | 三一重型装备有限公司 | Coal mining machine |
-
2012
- 2012-05-07 CN CN201220199581.2U patent/CN202578679U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102644461B (en) * | 2012-05-07 | 2014-03-05 | 中国矿业大学 | Double-motor U-shaped cutting portion of thin seam mining machine |
| CN103174415A (en) * | 2013-03-06 | 2013-06-26 | 中国矿业大学 | Coal mining machine with double motor driving traction part |
| CN103174415B (en) * | 2013-03-06 | 2015-03-04 | 中国矿业大学 | Coal mining machine with double motor driving traction part |
| WO2015074310A1 (en) * | 2013-11-25 | 2015-05-28 | 江苏中机矿山设备有限公司 | Shearer dual-drum cutting part |
| CN103670399A (en) * | 2013-12-09 | 2014-03-26 | 淮南矿业(集团)有限责任公司 | Novel coal mining machine and grip arm thereof |
| CN104500058A (en) * | 2014-11-21 | 2015-04-08 | 三一重型装备有限公司 | Coal cutter, and cutting unit transmission device thereof |
| CN105156105A (en) * | 2015-07-20 | 2015-12-16 | 三一重型装备有限公司 | Coal mining machine |
| CN105156105B (en) * | 2015-07-20 | 2018-01-23 | 三一重型装备有限公司 | A kind of coal-winning machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102644461B (en) | Double-motor U-shaped cutting portion of thin seam mining machine | |
| CN202578679U (en) | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine | |
| CN203817426U (en) | Machine tool machining center dual-drive cutter disc device | |
| CN202832532U (en) | Multifunctional rotary drum device of thin coal seam coal cutter | |
| CN204312067U (en) | Rocker arm device of short-distance transmission coal mining machine | |
| CN102434155A (en) | Coal cutter and rocker arm transmission system thereof | |
| CN203271737U (en) | Coalcutter cutting head at high-speed end of planetary reducer | |
| CN102514885A (en) | Power transmission system of scraper conveyor | |
| CN203272634U (en) | Combined type gear speed reducer for copper pipe coiling and drawing machine | |
| CN201159266Y (en) | Special gearbox for thin coal seam mining drill rig | |
| CN203939932U (en) | The T-shaped secondary gear reducing transmission structure of depopulated helicopter | |
| CN102777544A (en) | Speed reducer for construction hoist | |
| CN105201500A (en) | Cutting part of thin-coal-layer double-connection cutting-loading coal mining machine | |
| CN202215701U (en) | Differential with large torque, large speed ratio and high rotating speed | |
| CN104389600A (en) | Rocker arm device of short-distance transmission coal mining machine | |
| CN202220604U (en) | Transmission device without idle wheel or with few idle wheels at cutting part of rotary drum type coal mining machine | |
| CN203161118U (en) | Small motor automatic driller for integrated winch of petroleum drilling machine | |
| CN202897891U (en) | Novel chain transmission heavy load boring winch | |
| CN206582292U (en) | A kind of gearshift deceleration device for oil pumper | |
| CN202674265U (en) | Bevel gear reducer | |
| CN203048466U (en) | Mine low-speed prop pulling hoist | |
| CN102777174B (en) | Multifunctional drum device of thin seam coal shearer | |
| CN202990985U (en) | Flywheel energy storage oil pumping machine | |
| CN2937654Y (en) | Reducer for mine scraper conveyer | |
| CN201902511U (en) | Helical gear and spiral bevel gear speed reducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |