CN202031587U - Rocker arm of double cutting motors of coal mining machine - Google Patents
Rocker arm of double cutting motors of coal mining machine Download PDFInfo
- Publication number
- CN202031587U CN202031587U CN2011201107544U CN201120110754U CN202031587U CN 202031587 U CN202031587 U CN 202031587U CN 2011201107544 U CN2011201107544 U CN 2011201107544U CN 201120110754 U CN201120110754 U CN 201120110754U CN 202031587 U CN202031587 U CN 202031587U
- Authority
- CN
- China
- Prior art keywords
- motor
- rocker arm
- motors
- rocking arm
- cutting
- 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 - Fee Related
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a rocker arm of double cutting motors of a coal mining machine. The rocker arm comprises a first motor and a second motor which are fixed on the rocker arm; the axial lines of the two motors are parallel to each other; meanwhile, the axial lines are vertical to the longitudinal axis of the rocker arm and are fixed on the rocker arm to be connected with a drive gear component of the rocker arm; the drive gear component of the rocker arm is connected with a cutting roller; and the first motor and the second motor are connected with the drive gear component of the rocker arm through a common drive component. After the technical scheme is adopted by the rocker arm, the cutting efficiency of the coal mining machine can be increased by combined drive of the two motors with smaller sizes; meanwhile, the two motors adopt the common drive component to perform transmission so as to solve the disadvantages that in the existing double-motor rocker, the two motors are connected in series front and back to perform input and transmission, as the two motors cannot synchronize during the load change of the rotating speed of the tow motors, the power loss is large. Therefore, the dynamic reaction time is shortened, and the output efficiency is improved.
Description
Technical field
The utility model relates to a kind of coal-winning machine cutting machine, particularly bi-motor cut rocking arm.
Background technology
Existing coal-winning machine adopts a motor vertically to be arranged on the fuselage usually, drives left and right cutting units simultaneously, or a motor respectively is set on left and right rocking arm, and two motors drive left and right cutting units respectively.
Thick or high seam coal-winning machine during above-mentioned two kinds of type of drive are applicable to, also be applicable to the small-power low seam mining machinery: but for high-power low seam mining machinery, because machine height is restricted, its cutting motor power, there is following contradiction between machine height and the mistake coal space three: promptly increase power of motor, need to increase fuselage thickness, under the certain condition of machine height, must cause fuselage to descend the coal space to reduce, influenced coal, reduce coal-winning machine production capacity, existing coal-winning machine cutting motor arrangement is difficult to solve above-mentioned cutting motor power, contradiction between fuselage thickness and the mistake coal space three.
A kind of improved structure is, is set with two motors on rocking arm, is respectively arranged with travelling gear on two motors, the two travelling gears idler gear that has been connected with a joggle, and two travelling gears are connected with the rocking arm train through connecting before and after the idler gear again.
But this kind technical scheme because two motors are through connection before and after the idler gear, is connected with the rocker gear train when in use again, so the driving force of two motors is inhomogeneous, and rotating speed is asynchronous when load variations.Thereby make one of them motor power output loss bigger, both reduced whole power output, again than being easier to damage motor.Therefore, certain deficiency is still arranged.
The utility model content
The utility model provides a kind of power output loss little at prior motor unbalance stress and the bigger technical disadvantages of power output loss, the two cutting motor rocking arms of the coal-winning machine of stress equalization.
The utility model solves the problems of the technologies described above the technical scheme that adopted as following description:
The two cutting motor rocking arms of a kind of coal-winning machine, comprise first motor and second motor that are fixedly installed on the rocking arm, the axis of described two motors is parallel to each other, and, the longitudinal axis of its axis and rocking arm is mutually vertical and be fixed on the rocking arm and be connected with the rocking arm driving gear component; the rocking arm driving gear component is connected with cutting drum, and described first motor, second motor link together by common motor-driven assembly and rocking arm driving gear component.
Further, preferred construction is that described drive of motor assembly comprises first motor gear and second motor gear, the common simultaneously rocker gear transmission component that drives of described two motor gears.
Further, preferred construction is that described first motor gear and second motor gear carry out transmission synchronously.
The utility model is after having taked technique scheme, by taking two motor associating type of drive that size is less, can increase coal-winning machine cut power, and above-mentioned two motors take common motor-driven assembly to carry out transmission, thereby when having solved existing Belt Driven by Double Motor, because two motors are through connecting before and after the idler gear, be connected with the rocker gear train, so the driving force of two motors is inhomogeneous, and rotating speed is asynchronous when load variations again.Thereby make one of them motor power output loss bigger, both reduced whole power output, again than being easier to damage motor.
Has fabulous technique effect.
Description of drawings:
By coming that below in conjunction with accompanying drawing the utility model is carried out further detailed description, above-mentioned advantage of the present utility model and technique effect will become more obvious.
Fig. 1 is the two cutting motor rocking arm layout plans of the utility model coal-winning machine;
Fig. 2 is the two cutting motor rocking arm layout plans of coal-winning machine of the prior art.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Fig. 2 is the two cutting motor rocking arm layout plans of coal-winning machine of the prior art.
As shown in the figure, in the prior art, generally all be to be set with first motor 1, second motor 1 ', two motor shafts 2,2 ', two motor gear 3,3 ' and rocking arm driving gear component 5 and cutting drum 6 on rocking arm, described first motor 1, second motor 1 ' are connected rear drive rocking arm driving gear component by motor shaft 2 with motor gear 3, motor shaft 2 ' and motor gear 3 ', middle transmission component 4.
Said structure, we can find, because two motors are through connection before and after the idler gear, are connected with the rocker gear train again, so the driving force of two motors is inhomogeneous, and rotating speed is asynchronous when load variations.Thereby make one of them motor power output loss bigger, both reduced whole power output, again than being easier to damage motor.
Fig. 1 is the two cutting motor rocking arm layout plans of the utility model coal-winning machine.
With reference to Fig. 1, the utility model bi-motor rocking arm includes two motors: first motor 1, second motor 1 ', two, two motor gears 2,2 ', common motor-driven assembly 3 and rocking arm driving gear component 4.
Wherein, comprise first motor and second motor that are fixedly installed on the rocking arm, the axis of described two motors is parallel to each other, and, the longitudinal axis of its axis and rocking arm is mutually vertical and be fixed on the rocking arm and be connected with the rocking arm driving gear component; the rocking arm driving gear component is connected with cutting drum, and described first motor, second motor link together by common motor-driven assembly and rocking arm driving gear component.
Owing to taked after this scheme, above-mentioned two motors take common motor-driven assembly to carry out transmission, thereby when having solved existing Belt Driven by Double Motor, because two motors are through connecting before and after the idler gear, be connected with the rocker gear train again, so the driving force of two motors is inhomogeneous, and rotating speed is asynchronous when load variations.Thereby make one of them motor power output loss bigger, both reduced whole power output, again than being easier to damage motor.
Can reduce some single motors fully when meeting obstructions, the shortcoming of its impaired great efforts.Thereby the life-span that makes motor obtains prolonging, and has improved the delivery efficiency of motor, has fabulous technique effect.
It should be noted that; above-mentioned specific embodiment is exemplary; under above-mentioned instruction of the present utility model, those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description, and these improvement or distortion drop in the protection domain of the present utility model.
It will be understood by those skilled in the art that top specific descriptions just in order to explain the purpose of this utility model, are not to be used to limit the utility model.Protection domain of the present utility model is limited by claim and equivalent thereof.
Claims (3)
1. two cutting motor rocking arms of a coal-winning machine, comprise first motor and second motor that are fixedly installed on the rocking arm, the axis of described two motors is parallel to each other, and, the longitudinal axis of its axis and rocking arm is mutually vertical and be fixed on the rocking arm and be connected with the rocking arm driving gear component; the rocking arm driving gear component is connected with cutting drum, it is characterized in that, described first motor, second motor link together by common driven unit and rocking arm driving gear component.
2. the two cutting motor rocking arms of coal-winning machine according to claim 1, it is characterized in that, described drive of motor assembly comprises first motor gear and second motor gear and common driven unit, the common simultaneously rocker gear transmission component that drives of described two motor gears.
3. the two cutting motor rocking arms of coal-winning machine according to claim 1 and 2 is characterized in that described first motor gear and second motor gear and rocking arm driving gear component carry out transmission synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201107544U CN202031587U (en) | 2011-04-14 | 2011-04-14 | Rocker arm of double cutting motors of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201107544U CN202031587U (en) | 2011-04-14 | 2011-04-14 | Rocker arm of double cutting motors of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202031587U true CN202031587U (en) | 2011-11-09 |
Family
ID=44893889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201107544U Expired - Fee Related CN202031587U (en) | 2011-04-14 | 2011-04-14 | Rocker arm of double cutting motors of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202031587U (en) |
Cited By (8)
| 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 |
| CN103924970A (en) * | 2014-05-05 | 2014-07-16 | 湖南科技大学 | Two-arm and four-roller coal mining machine |
| CN105156105A (en) * | 2015-07-20 | 2015-12-16 | 三一重型装备有限公司 | Coal mining machine |
| WO2016055378A3 (en) * | 2014-10-06 | 2016-08-25 | Sandvik Intellectual Property Ab | Cutting apparatus using a plurality of drive motors |
| CN106602795A (en) * | 2015-10-19 | 2017-04-26 | 抚顺煤矿电机制造有限责任公司 | Double-motor driving structure for coal mining machine rocker arm |
| CN107829733A (en) * | 2017-12-05 | 2018-03-23 | 山东科技大学 | A kind of winning machine cutting part with double speed roller |
| CN108661636A (en) * | 2018-03-24 | 2018-10-16 | 山东里能鲁西矿业有限公司 | A kind of low seam mining machinery rocking arm |
-
2011
- 2011-04-14 CN CN2011201107544U patent/CN202031587U/en not_active Expired - Fee Related
Cited By (18)
| 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 |
| CN103924970A (en) * | 2014-05-05 | 2014-07-16 | 湖南科技大学 | Two-arm and four-roller coal mining machine |
| CN106795764A (en) * | 2014-10-06 | 2017-05-31 | 山特维克知识产权股份有限公司 | Use the cutting equipment of multiple drive motors |
| WO2016055378A3 (en) * | 2014-10-06 | 2016-08-25 | Sandvik Intellectual Property Ab | Cutting apparatus using a plurality of drive motors |
| CN106795764B (en) * | 2014-10-06 | 2020-01-14 | 山特维克知识产权股份有限公司 | Cutting apparatus using multiple drive motors |
| US10683751B2 (en) | 2014-10-06 | 2020-06-16 | Sandvik Intellectual Property Ab | Cutting apparatus |
| AU2015330125B2 (en) * | 2014-10-06 | 2020-06-25 | Sandvik Intellectual Property Ab | Cutting apparatus using a plurality of drive motors |
| 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 |
| CN106602795A (en) * | 2015-10-19 | 2017-04-26 | 抚顺煤矿电机制造有限责任公司 | Double-motor driving structure for coal mining machine rocker arm |
| CN107829733A (en) * | 2017-12-05 | 2018-03-23 | 山东科技大学 | A kind of winning machine cutting part with double speed roller |
| WO2019109577A1 (en) * | 2017-12-05 | 2019-06-13 | 山东科技大学 | Cutting unit of shearer, provided with double-speed rollers |
| US10954784B2 (en) | 2017-12-05 | 2021-03-23 | Shandong University Of Science And Technology | Shearer cutting unit with double-speed rollers |
| CN107829733B (en) * | 2017-12-05 | 2023-06-09 | 山东科技大学 | Coal cutter cutting part with double-speed roller |
| CN108661636A (en) * | 2018-03-24 | 2018-10-16 | 山东里能鲁西矿业有限公司 | A kind of low seam mining machinery rocking arm |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202031587U (en) | Rocker arm of double cutting motors of coal mining machine | |
| CN203697966U (en) | Total-power power taking chassis of environment-friendly vehicle | |
| CN202946618U (en) | Unfolding-type secondary gear reducer | |
| CN102494886B (en) | Shaft insertion device for back-to-back testing of high-power planetary gear boxes | |
| CN101885014A (en) | Dual-drive roller type leveler | |
| CN202360682U (en) | Speed-up gearbox for screw compressor | |
| CN2646385Y (en) | Double cutting electric machine rocker arm for thin seam coal winning machine | |
| CN202578680U (en) | Coal cutter rocker and coal cutter | |
| CN210260200U (en) | Reversal extracting device based on permanent-magnet machine drive | |
| CN204200361U (en) | Oil electricity is two drives well repairing machine transmission system | |
| CN202330012U (en) | Shaft passing device for back-to-back tests of high-power planetary gearbox | |
| CN203686016U (en) | Speed reducer for roller press | |
| CN202106415U (en) | Vegetable cutting machine | |
| CN202173976U (en) | Double-motor drive and multi-motor drive paper shredder | |
| CN201374922Y (en) | Header output structure of maize harvesting machine | |
| CN202836940U (en) | Drum type load test device for dual-motor cutting unit of coal cutter | |
| CN202732751U (en) | Chain coupling | |
| CN210622797U (en) | Cutting transmission system of single-motor dual-drive coal mining machine | |
| CN206053945U (en) | Vibrationproof flitting | |
| CN202812131U (en) | Coaxial double-split-flow gear case and food processing device using the same | |
| CN205567118U (en) | Two power transmission unit of small -size corn harvester | |
| CN202914638U (en) | Speed reducer transmission device for double-spiral drilling machine | |
| CN203580646U (en) | Elastic power take-off device | |
| CN203727172U (en) | Engine power output device for cotton harvester | |
| CN214303844U (en) | Multi-motor multi-input speed reducer type cutting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 710075 No. 71, Kam Yip Road, Gaoxin District, Shaanxi, Xi'an Patentee after: Xi'an Kangrui Mining Equipment Co.,Ltd. Address before: 710075 No. 1, No. 71, Jin Industry Zone, Xi'an hi tech Zone, Shaanxi Patentee before: Xi'an Kangrui Mining Equipment Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20140414 |