CN202708024U - Rocker arm forced lubrication system and coal cutter - Google Patents
Rocker arm forced lubrication system and coal cutter Download PDFInfo
- Publication number
- CN202708024U CN202708024U CN 201220293303 CN201220293303U CN202708024U CN 202708024 U CN202708024 U CN 202708024U CN 201220293303 CN201220293303 CN 201220293303 CN 201220293303 U CN201220293303 U CN 201220293303U CN 202708024 U CN202708024 U CN 202708024U
- Authority
- CN
- China
- Prior art keywords
- rocking arm
- oil pipe
- end portion
- oil
- sensor
- 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
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a rocker arm forced lubrication system and a coal cutter. The rocker arm forced lubrication system comprises a rocker arm box, a hydraulic system, a sensor and a control system, wherein the control system is connected with the hydraulic system and the sensor, the hydraulic system is provided with a first oil pipe and a second pipe which are connected with an upper end portion and a lower end portion of the rocker arm box, and the control system receives information transmitted by the sensor and controls the hydraulic system to selectively convey gear oil to the upper end portion through the first oil pipe or to the lower end portion through the second oil pipe according to the information. The control system can control connection and disconnection of a control valve according to information of the inclination angle of the rocker arm box, and further controls a lubrication pump to convey gear oil to a gear transmission mechanism close to the upper end portion or the lower end portion of the rocker arm box, and therefore the rocker arm forced lubrication system can lubricate areas without oil, the service life of the gear transmission mechanism is further prolonged, and the failure rate of the coal cutter is lowered.
Description
Technical field
The utility model relates to the coal winning machine field, particularly a kind of coal winning machine and rocking arm forced lubricating system thereof.
Background technique
Be provided with multistage gear drive in the rocker arm of coal mining machine casing, in order to the transmission of power of motor to cutting drum.Because the transmitted power of gear drive is larger, thereby the load of gear and bearing is also larger, so gear drive requires to have, and lubricated could the maintenance, work normally preferably.Existing rocker arm of coal mining machine middle gear and bearing rely on the gear oil in the rocker arm of coal mining machine casing, are lubricated for gear drive in the mode of floodlubrication or splash lubrication.Because the operating temperature in the rocker arm of coal mining machine casing is higher, can be unfavorable for heat radiation if be full of gear oil fully, the gear oil of the one half volume of therefore usually only in the rocker arm of coal mining machine casing, packing into.
When coal winning machine was operated in the working surface (up or down tilt) of inclination when upper, rocking arm needs adjust up or down accordingly its angle of inclination.Yet because gear oil is not full of whole rocker arm of coal mining machine casing, the gear drive that therefore is in high point can't obtain good lubricated, thereby the life-span that can reduce gear drive has been strengthened the rate of fault of coal winning machine.
The model utility content
In view of this, the utility model proposes a kind of can be to the rocking arm forced lubricating system that is lubricated without oily zone in the rocking arm casing, this rocking arm forced lubricating system comprises the rocking arm casing, hydraulic system, sensor reaches and described hydraulic system, the control system that described sensor is connected, be provided with the upper end portion that connects described rocking arm casing and the first oil pipe and second oil pipe of underpart in the described hydraulic system, described control system receive information that described sensor carries and according to described information control described hydraulic system optionally by described the first oil pipe to described upper end portion or oily to described underpart conveyance gear by described the second oil pipe.
Further, described hydraulic system comprises motor, the lubricant pump and the control valve that are connected with described motor, described control valve is arranged on the first oil pipe between described lubricant pump and the described rocking arm casing, the second oil pipe and with described control system and is connected, described control system control described hydraulic system optionally by described the first oil pipe to described upper end portion or by described the second oil pipe to described underpart conveyance gear oil.
Further, described lubricant pump is oily to described upper end portion conveyance gear by described the first oil pipe, described lower end is oily to described underpart conveyance gear by described the second oil pipe by described the second oil pipe oil extraction or described lubricant pump simultaneously, and described upper end is by described the first oil pipe oil extraction simultaneously.
Further, described sensor is dip sensor, and it is arranged on the angle of inclination that is used for the described rocking arm casing of sensing in the described rocking arm casing.
Further, described sensor is displacement transducer, and it is arranged in the oil cylinder, and an end of described oil cylinder is arranged on the described rocking arm casing, and the other end is arranged on the main engine body of the coal winning machine that is hinged with described rocking arm casing.
Further, described upper end portion is equipped with cutting drum, and the main engine body of described underpart and coal winning machine is hinged.
Further, described control valve is solenoid valve or electro hydraulic valve.
In addition, the utility model also provides a kind of coal winning machine with described rocking arm forced lubricating system
This control system of rocking arm forced lubricating system provided by the utility model can be controlled according to the angle of inclination information of this rocking arm casing conducting and the cut-off of this control valve, and then control this lubricant pump to the contiguous upper end portion of this rocking arm casing or the gear drive conveyance gear oil of lower end, therefore, this rocking arm forced lubricating system can be to being lubricated without oily zone, thereby improved the life-span of gear drive, reduced the rate of fault of coal winning machine.
A kind of coal winning machine that the utility model provides is provided with above-mentioned rocking arm forced lubricating system, because above-mentioned rocking arm forced lubricating system has above-mentioned technique effect, therefore, the coal winning machine that is provided with this rocking arm forced lubricating system also has corresponding technique effect.
Description of drawings
The accompanying drawing that consists of a part of the present utility model is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 be the utility model preferred embodiment the rocking arm forced lubricating system in the structural representation of rocking arm casing when being in two kinds of working staties;
Fig. 2 is the structural representation of the rocking arm forced lubricating system of the utility model preferred embodiment;
Fig. 3 is the structural representation of the rocking arm forced lubricating system of another preferred embodiment of the utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the new a part of embodiment of this practicality, rather than whole embodiments.Based on the embodiment in the utility model, this territory those of ordinary skill is not being made the every other embodiment who obtains under the creative work prerequisite, all belongs to the scope of the utility model protection.
See also Fig. 1 and Fig. 2, the utility model preferred embodiment provides a kind of rocking arm forced lubricating system, and it is applied in the coal winning machine.
This rocking arm forced lubricating system comprises rocking arm casing 1, hydraulic system, sensor 5 and control system 7.
The inner chamber of this rocking arm casing 1 is provided with gear drive, and this gear drive is comprised of what gear, planet gear transmission and corresponding bearing etc.The inner chamber of this rocking arm casing 1 is with seal space, is loaded with gear oil in it with lubricated this gear drive.The upper end portion 11 of this rocking arm casing 1 is equipped with cutting drum 2, and the underpart of this rocking arm casing 1 12 is hinged with the main engine body 4 of coal winning machine, and this rocking arm casing 1 can be seen Fig. 3 at oil cylinder 9() promotion under swing around this articulating point.
Fig. 1 is that rocking arm casing 1 upwards swings or to the working state schematic representation of lower swing, wherein, solid line partly is in the position that upwards swings for this rocking arm casing 1, and dotted portion is in position to lower swing for this rocking arm casing 1.When this rocking arm casing 1 was in the state of upwards swing, the gear oil in the inner chamber of this rocking arm casing 1 concentrated on a side of this underpart 12, and the gear drive of contiguous these upper end portion 11 1 sides then is without the oil zone, can't obtain good lubricating.Correspondingly, when this rocking arm casing 1 was in state to lower swing, the gear drive of contiguous these underpart 12 1 sides can't obtain good lubricated.As not taking the technical solution of the utility model, then can reduce the life-span of gear drive, strengthen the rate of fault of coal winning machine.
This hydraulic system comprises motor 31, lubricant pump 32 and control valve 33.This motor 31 is connected with this lubricant pump 32, and it is used for providing power to this lubricant pump 32.This lubricant pump 32 is connected respectively at this upper end portion 11, underpart 12 by the first oil pipe 321 and the second oil pipe 322, one end of this first oil pipe 321 stretches in this upper end portion 11, and the wheel oil that is sprayed by this first oil pipe 321 can be lubricated the gear drive of contiguous this upper end portion 11; One end of this second oil pipe 322 stretches in this underpart 12, and the gear oil that is sprayed by this second oil pipe 322 can be lubricated the gear drive of contiguous this underpart 12.The mouth of pipe place of this first oil pipe 321 and this second oil pipe 322 can arrange spray structure, to increase the spray area of gear oil.This control valve 33 can be solenoid valve or electro hydraulic valve, and such as two position four-way solenoid valves, four position four-way solenoid valves etc., the utility model is preferably two position four-way solenoid valves.This control valve 33 is arranged on the first oil pipe 321 between this lubricant pump 32 and this rocking arm casing 1, the second oil pipe 322.This control valve 33 is used for optionally being delivered to this upper end portion 11 by the gear oil that this lubricant pump 32 is carried or this underpart 12 is lubricated with the gear drive to contiguous this upper end portion 11 or this underpart 12.
This sensor 5 is a dip sensor, and it is arranged in this rocking arm casing 1.But this sensor 5 and this rocking arm casing 1 common also angle of inclination of this rocking arm casing 1 of sensing that swings.When this rocking arm casing 1 paralleled with horizontal plane, the angle value that these sensor 5 sensings are set was 0 °, when this rocking arm casing 1 upwards swings, the angle of inclination of these sensor 5 sensings be on the occasion of; When this rocking arm casing 1 during to lower swing, the angle of inclination of these sensor 5 sensings is negative value.
This control system 7 can be arranged on this rocking arm casing 1 or on the main engine body 4 of coal winning machine.This control system 7 is connected with this sensor 5 and this control valve 33.This control system 7 be used for these sensor 5 sensings of monitoring the angle of inclination information and control the DT1 of this control valve 33 and DT2 the dead electricity situation.
When coal winning machine was worked, this rocking arm casing 1 upwards swung, and the angle of inclination of these sensor 5 real-time these rocking arm casings 1 of sensing also is sent to the information at this angle of inclination in this control system 7.When the information at this angle of inclination surpasses setting value, this control system 7 will be sent instruction to this control valve 33, and that DT1 is got is electric, thereby make this lubricant pump 32 and this upper end portion 11, this underpart 12 this motor 31 that is conducted provide power for this lubricant pump 32, oily to these upper end portion 11 conveyance gear by this first oil pipe by this lubricant pump 32, these 12 places, underpart are by these the second oil pipe 322 oil extractions simultaneously.This rocking arm forced lubricating system to the process of these underpart 12 conveyance gear oil with opposite to the working procedure of these upper end portion 11 conveyance gear oil, therefore do not give unnecessary details.
See also Fig. 3, the utility model also provides another preferred embodiment, and the sensor 5 in the rocking arm forced lubricating system of this preferred embodiment is displacement transducer, and this sensor 5 is arranged in the oil cylinder 9.One end of this oil cylinder 9 is arranged on the main engine body 4 of this coal winning machine, and the other end is arranged on this rocking arm casing 1.This oil cylinder 9 is by stretching to control the pendulum angle of this rocking arm casing 1.This sensor 5 can sense the extending amount of this oil cylinder 9, and this extending amount is sent in this control system 7, converts this extending amount to angle value by this control system 7, i.e. the angle of inclination of this rocking arm casing 1.Controlled again the dead electricity situation that gets of DT1 and the DT2 of this control valve 33 according to the information at this angle of inclination by this control system 7.The specific works process is identical with the process of above-mentioned preferred embodiment, therefore do not give unnecessary details.
This control system 7 of the rocking arm forced lubricating system of this model utility can be controlled according to the angle of inclination information of this rocking arm casing 1 conducting and the cut-off of this control valve 33, and then control this lubricant pump 32 to the gear drive conveyance gear oil at contiguous upper end portion 11 or 12 places, underpart of this rocking arm casing 1, therefore, this rocking arm forced lubricating system can be to being lubricated without oily zone, thereby improved the life-span of gear drive, reduced the rate of fault of coal winning machine.
The utility model also provides a kind of coal winning machine with above-mentioned rocking arm forced lubricating system, because above-mentioned rocking arm forced lubricating system has above-mentioned technique effect, therefore, the coal winning machine that is provided with this rocking arm forced lubricating system also should possess corresponding technique effect, its specific implementation process is similar to the above embodiments, therefore do not give unnecessary details.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, advance etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. rocking arm forced lubricating system, comprise rocking arm casing (1), it is characterized in that, also comprise hydraulic system, sensor (5) reaches and described hydraulic system, the control system (7) that described sensor (5) is connected, be provided with the upper end portion (11) that connects described rocking arm casing (1) and the first oil pipe (321) and second oil pipe (322) of underpart (12) in the described hydraulic system, described control system (7) receive information that described sensor (5) carries and according to described information control described hydraulic system optionally by described the first oil pipe (321) to described upper end portion (11) or oily to described underpart (12) conveyance gear by described the second oil pipe (322).
2. rocking arm forced lubricating system according to claim 1, it is characterized in that, described hydraulic system comprises motor (31), the lubricant pump (32) that is connected with described motor (31) and control valve (33), described control valve (33) is arranged at the first oil pipe (321) between described lubricant pump (32) and the described rocking arm casing (1), the second oil pipe (322) is upper and be connected with described control system (7), the described hydraulic system of described control system (7) control optionally by described the first oil pipe (321) to described upper end portion (11) or oily to described underpart (12) conveyance gear by described the second oil pipe (322).
3. rocking arm forced lubricating system according to claim 2, it is characterized in that, described lubricant pump (32) is oily to described upper end portion (11) conveyance gear by described the first oil pipe (321), described underpart of while (12) is located by described the second oil pipe (322) oil extraction or described lubricant pump (32) oily to described underpart (12) conveyance gear by described the second oil pipe (322), and described upper end portion (11) are located by described the first oil pipe (321) oil extraction simultaneously.
4. rocking arm forced lubricating system according to claim 3 is characterized in that, described sensor (5) is dip sensor, and it is arranged on the angle of inclination that is used for the described rocking arm casing of sensing (1) in the described rocking arm casing (1).
5. rocking arm forced lubricating system according to claim 3, it is characterized in that, described sensor (5) is displacement transducer, it is arranged in the oil cylinder (9), one end of described oil cylinder (9) is arranged on the described rocking arm casing (1), and the other end is arranged on the main engine body (4) of the coal winning machine that is hinged with described rocking arm casing (1).
6. each described rocking arm forced lubricating system is characterized in that according to claim 1-5, and described upper end portion (11) are equipped with cutting drum (2), and described underpart (12) are hinged with the main engine body (4) of coal winning machine.
7. rocking arm forced lubricating system according to claim 6 is characterized in that, described control valve (33) is solenoid valve or electro hydraulic valve.
8. a coal winning machine is characterized in that, described coal winning machine is provided with such as each described rocking arm forced lubricating system among the claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220293303 CN202708024U (en) | 2012-06-20 | 2012-06-20 | Rocker arm forced lubrication system and coal cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220293303 CN202708024U (en) | 2012-06-20 | 2012-06-20 | Rocker arm forced lubrication system and coal cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202708024U true CN202708024U (en) | 2013-01-30 |
Family
ID=47588330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220293303 Expired - Fee Related CN202708024U (en) | 2012-06-20 | 2012-06-20 | Rocker arm forced lubrication system and coal cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202708024U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486237A (en) * | 2013-10-11 | 2014-01-01 | 江苏中机矿山设备有限公司 | Forced lubricating device of rocker gear box of coal mining machine |
| CN103727221A (en) * | 2013-12-29 | 2014-04-16 | 太重煤机有限公司 | Gravity control based forced lubrication system of coal cutter |
| CN104214323A (en) * | 2014-08-28 | 2014-12-17 | 三一重型装备有限公司 | Forced lubrication device and mining device |
| CN104806740A (en) * | 2014-11-11 | 2015-07-29 | 三一重型装备有限公司 | Lubricant spray device, rocker arm component and coal mining machine |
| CN106812926A (en) * | 2017-02-14 | 2017-06-09 | 西安法士特汽车传动有限公司 | A kind of speed changer pump hydraulic system |
| CN115325414A (en) * | 2022-06-28 | 2022-11-11 | 太重煤机有限公司 | Intelligent forced lubricating device for rocker arm of coal mining machine and using method thereof |
| CN118009025A (en) * | 2024-04-08 | 2024-05-10 | 摩多利智能传动(江苏)有限公司 | Planetary reducer with small speed ratio transmission |
-
2012
- 2012-06-20 CN CN 201220293303 patent/CN202708024U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486237A (en) * | 2013-10-11 | 2014-01-01 | 江苏中机矿山设备有限公司 | Forced lubricating device of rocker gear box of coal mining machine |
| CN103486237B (en) * | 2013-10-11 | 2016-03-02 | 江苏中机矿山设备有限公司 | A kind of rocker arm of coal mining machine gear-box enforced lubricating device |
| CN103727221A (en) * | 2013-12-29 | 2014-04-16 | 太重煤机有限公司 | Gravity control based forced lubrication system of coal cutter |
| CN103727221B (en) * | 2013-12-29 | 2016-04-20 | 太重煤机有限公司 | Based on the coal winning machine forced lubricating system of GRAVITY CONTROL |
| CN104214323A (en) * | 2014-08-28 | 2014-12-17 | 三一重型装备有限公司 | Forced lubrication device and mining device |
| CN104214323B (en) * | 2014-08-28 | 2017-10-24 | 三一重型装备有限公司 | Forced lubrication device and ore mining equipment |
| CN104806740A (en) * | 2014-11-11 | 2015-07-29 | 三一重型装备有限公司 | Lubricant spray device, rocker arm component and coal mining machine |
| CN106812926A (en) * | 2017-02-14 | 2017-06-09 | 西安法士特汽车传动有限公司 | A kind of speed changer pump hydraulic system |
| CN115325414A (en) * | 2022-06-28 | 2022-11-11 | 太重煤机有限公司 | Intelligent forced lubricating device for rocker arm of coal mining machine and using method thereof |
| CN115325414B (en) * | 2022-06-28 | 2024-05-14 | 太重煤机有限公司 | Intelligent forced lubrication device for rocker arm of coal mining machine and use method thereof |
| CN118009025A (en) * | 2024-04-08 | 2024-05-10 | 摩多利智能传动(江苏)有限公司 | Planetary reducer with small speed ratio transmission |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202708024U (en) | Rocker arm forced lubrication system and coal cutter | |
| CN103670272B (en) | A kind of double speed, two moment of torsion tracked hydraulic cutting drill | |
| CN103486237B (en) | A kind of rocker arm of coal mining machine gear-box enforced lubricating device | |
| CN205401672U (en) | Electric double dynamical for oil -well rig L type transfer case of oil | |
| CN103643894B (en) | A kind of Wind Volume air compressor system tracked hydraulic cutting drill | |
| CN203614034U (en) | Crawler-type hydraulic cutting drill rig with intelligent braking device | |
| CN204099434U (en) | A kind of bearing clearance mounting and adjusting structure | |
| CN206299986U (en) | Rock tunnel(ling) machine hobboing cutter grease up device | |
| CN208074551U (en) | Alternating current coalcutter dry oil lubrication oiling device | |
| CN103982133A (en) | Hydraulic turntable for pressure balance workover rigs | |
| CN203856400U (en) | Hydraulic turntable for non-well control workover rig | |
| CN202833505U (en) | Spiral line oil groove structure pin shaft | |
| CN203614031U (en) | Double-speed and double-torque crawler-type hydraulic cutting drilling machine | |
| CN104132034A (en) | Equidistributed angle hydraulic cylinder type motor with double backwashing filters | |
| CN205260623U (en) | Stand wear and tear swing rod bearing | |
| CN103438345B (en) | Vertical type ring mill lubrication system | |
| CN202788836U (en) | Cutting part structure of variable frequency speed-regulating chainless electric traction coal mining machine | |
| CN209465207U (en) | A kind of hydraulic atomizing pump | |
| CN201688114U (en) | Grease filling line structure of bearing grease filling machine | |
| CN204267694U (en) | A kind of high powered water pump gear-box | |
| CN204213594U (en) | A kind of fluid lifter | |
| CN202249977U (en) | Mining pneumatic filter type oil pumping device | |
| CN103643895B (en) | A kind of tracked hydraulic cutting drill with Intelligent brake device | |
| CN2937556Y (en) | Forced lubricating device for pump | |
| CN206377438U (en) | A kind of vibrating screen bearing lubricating arrangement |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20160620 |