CN202578680U - Coal cutter rocker and coal cutter - Google Patents
Coal cutter rocker and coal cutter Download PDFInfo
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- CN202578680U CN202578680U CN 201220153756 CN201220153756U CN202578680U CN 202578680 U CN202578680 U CN 202578680U CN 201220153756 CN201220153756 CN 201220153756 CN 201220153756 U CN201220153756 U CN 201220153756U CN 202578680 U CN202578680 U CN 202578680U
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- coal
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- planetary reduction
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Abstract
The utility model provides a coal cutter rocker and a coal cutter. The coal cutter rocker comprises a planetary reduction system, a roller, at least two motors and a torque shaft, wherein the roller is arranged on an output shaft of the planetary reduction system; an output gear is arranged on an output shaft of each motor; input gears of which the number is equal to that of the motors are arranged on the torque shaft and are correspondingly meshed with the output gears on the motors; and a first bevel gear is arranged at the shaft end of the torque shaft and is meshed with a second bevel gear which is arranged on an input shaft of the planetary reduction system. By the coal cutter rocker, the structure of a transmission system is simplified, a transmission chain is shortened, the oil leakage probability is reduced, the oil rise is reduced, and the inner cavity of the rocker has a simple structure; and meanwhile, due to the longitudinal arrangement of the motors, the coal conveying space is enlarged.
Description
Technical field
The utility model relates to the coal mine machinery field, is meant a kind of rocker arm of coal mining machine and coal-winning machine especially.
Background technology
At present, in rocker arm of coal mining machine, cutting motor is lateral arrangement all generally, and promptly electrical axis is vertical with the fuselage direction.During lateral arrangement, all be the straight-tooth engaged transmission between from the motor output shaft to the planetary reduction systems, and mostly gear be idle pulley, require machining accuracy, assembly precision all than higher.Owing to need the multi-stage gear transmission, so the rocking arm internal construction is complicated, to make, maintenance is all inconvenient, and because driving-chain is longer, and meshing gear is many, problems such as the too high and leakage of oil of oil temperature appear easily.In addition, because the cutting motor lateral arrangement, for low seam mining machinery, it is not enough to cross the coal space, and effect of loading coal is bad.
The utility model content
The utility model is intended to propose a kind of rocker arm of coal mining machine, and drive system structure is complicated to solve in the existing rocking arm, the long easy leakage of oil of driving-chain, the oil temperature is prone to too high and cross the not enough problem in coal space.The utility model also proposes a kind of coal-winning machine with above-mentioned rocking arm on the other hand.
On the one hand, the utility model proposes a kind of rocker arm of coal mining machine, comprises planetary reduction systems and cylinder, and cylinder is installed on the output shaft of planetary reduction systems, also comprises: at least two motors all are equipped with output gear on the output shaft of every motor; Torque axis is equipped with the input gear that equates with number of motors on it, and each imports gear and the corresponding engagement of output gear on each motor; And the axle head of torque axis is equipped with first bevel gear, and first bevel gear is meshed with second bevel gear on being installed in the planetary reduction systems power shaft.
Further, in above-mentioned rocker arm of coal mining machine, each motor coaxle is arranged.
Further, in above-mentioned rocker arm of coal mining machine, the axis of each motor is parallel with the longitudinal axis of rocker arm of coal mining machine.
Further, in above-mentioned rocker arm of coal mining machine, at least two motors comprise first motor and second motor; Wherein on the output shaft of first motor first gear is installed; Second gear is installed on the output shaft of second motor; The 3rd gear and the 4th gear are installed on the torque axis; And the 3rd gear is meshed with first gear; The 4th gear is meshed with second gear.
On the other hand, the utility model also provides a kind of coal-winning machine, and this coal-winning machine is provided with above-mentioned any rocking arm.
The utility model vertically is arranged at least two motors in the rocking arm; And the outputting power of each motor passed to torque axis through gear drive earlier; And then the Bevel Gear Transmission of passing through the torque axis end is given planetary reduction systems with transmission of power, head roll rotation cutting.The utility model has been simplified drive system structure, has shortened driving-chain, has reduced the leakage of oil probability.Few, the compact conformation of while gear quantity, convenient processing and manufacture.In addition, vertical layout of motor had also improved the coal space effectively.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model rocker arm of coal mining machine embodiment;
Fig. 2 is the structural representation of the another embodiment of the utility model rocker arm of coal mining machine.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, Fig. 1 shows the preferred embodiment of the utility model rocker arm of coal mining machine.As shown in the figure, this rocking arm comprises first motor 1, second motor 2, torque axis 3, planetary reduction systems 4 and cylinder 5.Be appreciated that in conjunction with prior art the square toes (not shown) is installed on the output shaft of planetary reduction systems 4, cylinder 5 is installed on the square toes, and planetary reduction systems 4 drives cylinder 5 rotation cuttings through square toes.
As can be seen from Figure 1, be equipped with on the output shaft 12 of first motor 1 and second gear, 21, the first motors 1 be installed on the output shaft 22 of first gear, 11, the second motors 2 and second motor 2 drives first gear 11 respectively and second gear 21 rotates.The 3rd gear 31 and the 4th gear 32 are installed on the torque axis 3 simultaneously, and the 3rd gear 31 is meshed with first gear 11, the 4th gear 32 is meshed with second gear 21, and the 3rd gear 31 and the 4th gear 32 drive torque axis 3 simultaneously and rotate.Near the axle head of planetary reduction systems 4 first bevel gear 33 is installed at torque axis 3; Second bevel gear 41 is installed on the power shaft 42 of planetary reduction systems 4; First bevel gear 33 and second bevel gear 41 are meshed; Torque axis 3 and power shaft 42 vertical layouts, torque axis 3 drives planetary reduction systems 4 through first bevel gear 33 and second bevel gear 41 and rotates.Present embodiment drives planetary reduction systems 4 through the two-stage gear drive; Drive mechanism is simple; Driving-chain is short, and does not have idle pulley in the transmission process, has fundamentally solved problems such as existing rocker arm of coal mining machine cost of production is high, the too high difficult cooling of oil temperature, leakage of oil easily, maintenance maintenance inconvenience.In addition, because gear quantity is few, compact conformation, convenient processing and manufacture has not only reduced manufacturing cost, and has improved the reliability of quality greatly.
Preferably, as shown in Figure 1, present embodiment vertically is arranged in first motor 1 and second motor 2 in the rocking arm, and first motor 1 and second motor, 2 coaxial arrangement, and promptly the longitudinal axis of the two is on same straight line.Further preferably, this longitudinal axis is parallel with the longitudinal axis of rocker arm of coal mining machine.This kind arrangement has increased the coal space excessively of rocking arm effectively, and it is effective to cross coal.In addition,, make that motor appearance and size is less, can further increase the coal space owing to can use two lower-powered motors to replace a motor-driven cylinder.
Need to prove, in the present embodiment,, in the specific implementation, be not limited only to two, perhaps all can implement for three, four, all within the protection domain of the utility model more than four situation though only provided the situation of two motors.The concrete quantity of motor can be selected according to actual needs, gets over for a long time when the quantity of motor, and the power of each motor can be more little, and the appearance and size of motor can reduce thereupon, and correspondingly, the mistake coal space of rocking arm can be big more.When motor during, need on the torque axis 3 the input gear equal with number of motors is set, and the output gear of respectively importing on gear and each motor output shaft meshes one to one more than two.During practical implementation, each motor is preferably coaxial arrangement, and the axis of each motor is parallel to rocker arm of coal mining machine longitudinal axis and torque axis 3 simultaneously, with the further coal space that increased.
During practical implementation; First gear 11, second gear 21, the 3rd gear 31 and the 4th gear 32 all can be selected spur gear; And between first gear 11 and first motor 1, between second gear 21 and second motor 2, all can select spline to be connected between the 3rd gear 31 and the 4th gear 32 and the torque axis 3, also can select the tensioner cover to wait other connected modes commonly used.
The utility model can be arranged in first motor 1 and second motor 2 and adopt the sky side in the specific implementation, and gear train assembly is arranged in the rib side, and is as shown in Figure 1; Also can first motor 1 and second motor 2 be arranged in the rib side, gear train assembly be arranged in adopt the sky side, as shown in Figure 2.
During work; First motor 1 and second motor 2 are given coupled first gear 11 that connects and second gear 21 with transmission of power respectively; First gear 11 and second gear 21 are given torque axis 3 transmission of power jointly; Torque axis 3 is given planetary reduction systems 4 transmission of power through first bevel gear 33, second bevel gear 41 again, and is last, and planetary reduction systems 4 accomplishes coal cuttings, the work of coalingging to cutting drum 5 transmission of power.
Compared with prior art, the utility model has following advantage: transmission system is simple, and gear quantity is few, compact conformation, and dependable performance, convenient processing and manufacture has reduced manufacturing cost, and reliability is high.Select two cutting motors vertically to arrange, increased effectively and crossed the coal space, effect of loading coal is good, has improved the complete machine performance greatly from aspects such as rocking arm reliability, cost of production and effect of loading coal.
The utility model also provides a kind of coal-winning machine on the other hand, and this coal-winning machine comprises fuselage and rocker arm of coal mining machine, and this rocking arm is above-mentioned rocking arm, and concrete structure gets final product with reference to above-mentioned explanation, and the utility model repeats no more at this.Because rocking arm has above-mentioned effect, the coal-winning machine with this rocking arm also has identical technique effect, and the utility model is not described in detail in this.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. a rocker arm of coal mining machine comprises planetary reduction systems (4) and cylinder (5), and said cylinder (5) is installed on the output shaft of said planetary reduction systems (4), it is characterized in that, also comprises:
At least two motors all are equipped with output gear on the output shaft of every motor;
Torque axis (3) is equipped with the input gear that equates with number of motors on it, and, the corresponding engagement of output gear on each said input gear and each said motor; The axle head of said torque axis (3) is equipped with first bevel gear (33), and first bevel gear (33) is meshed with second bevel gear (41) on being installed in said planetary reduction systems (4) power shaft (42).
2. rocker arm of coal mining machine according to claim 1 is characterized in that, each said motor coaxle is arranged.
3. rocker arm of coal mining machine according to claim 2 is characterized in that the axis of each said motor is parallel with the longitudinal axis of rocker arm of coal mining machine.
4. according to each described rocker arm of coal mining machine among the claim 1-3, it is characterized in that said at least two motors comprise first motor (1) and second motor (2); Wherein
First gear (11) is installed on the output shaft of said first motor (1); Second gear (21) is installed on the output shaft of said second motor (2); The 3rd gear (31) and the 4th gear (32) are installed on the said torque axis (3); And said the 3rd gear (31) is meshed with said first gear (11); Said the 4th gear (32) is meshed with said second gear (21).
5. a coal-winning machine is characterized in that, said coal-winning machine is provided with each described rocking arm among the claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153756 CN202578680U (en) | 2012-04-12 | 2012-04-12 | Coal cutter rocker and coal cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153756 CN202578680U (en) | 2012-04-12 | 2012-04-12 | Coal cutter rocker and coal cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202578680U true CN202578680U (en) | 2012-12-05 |
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ID=47248101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220153756 Expired - Fee Related CN202578680U (en) | 2012-04-12 | 2012-04-12 | Coal cutter rocker and coal cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202578680U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455224A (en) * | 2014-11-13 | 2015-03-25 | 重庆大学 | Coal cutter infinitely-variable-speed cutting transmission system based on rotation speed coupling |
| 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 |
| CN107070175A (en) * | 2017-04-28 | 2017-08-18 | 安徽理工大学 | A kind of adjustable speed motor for underground coal mine |
| CN107120114A (en) * | 2017-05-25 | 2017-09-01 | 中国矿业大学 | A kind of Hooks coupling universal coupling is driven rocker arm of coal mining machine device |
-
2012
- 2012-04-12 CN CN 201220153756 patent/CN202578680U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455224A (en) * | 2014-11-13 | 2015-03-25 | 重庆大学 | Coal cutter infinitely-variable-speed cutting transmission system based on rotation speed coupling |
| 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 |
| CN107070175A (en) * | 2017-04-28 | 2017-08-18 | 安徽理工大学 | A kind of adjustable speed motor for underground coal mine |
| CN107120114A (en) * | 2017-05-25 | 2017-09-01 | 中国矿业大学 | A kind of Hooks coupling universal coupling is driven rocker arm of coal mining machine device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20160412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |