CN104033720A - Intelligent control lubricating oil pump - Google Patents
Intelligent control lubricating oil pump Download PDFInfo
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- CN104033720A CN104033720A CN201410201171.0A CN201410201171A CN104033720A CN 104033720 A CN104033720 A CN 104033720A CN 201410201171 A CN201410201171 A CN 201410201171A CN 104033720 A CN104033720 A CN 104033720A
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Abstract
The invention provides an intelligent control lubricating oil pump used in the field of lubricating oil filling. A main control cabinet outputs control signals and is connected with a branch control cabinet through a cable, a cable led out from the branch control cabinet is connected with a solenoid valve group and a motor of the lubricating oil pump, oil conveying pipes of the lubricating oil pump are connected with an oil path distributor after passing through solenoid valves of the solenoid valve group, and an oil filling gun connecting pipe is arranged at the end of each oil conveying pipe. The intelligent control lubricating oil pump can conduct multi-point lubricating intelligent control on mechanical equipment, and has the advantages of being intelligent in oil filling, high in automatic control capacity, convenient to operate, capable of saving oil and capable of guaranteeing scientific lubricating of lubricating points. The intelligent control lubricating oil pump is suitable for being used in lubricating of metallurgy machines, mining machines, harbor machines, electrical machines, cement machines and other heavy mechanical equipment.
Description
Technical field
What the present invention proposed is the intelligent control lubricating pump that oil filling field is used.
Background technique
Machinery in use, often need to be carried out oiling to sliding friction position, reduces surface friction drag by lubricant oil, and reduces the loss that mechanical wear is brought.In oiling process, conventionally use lubricating pump to carry out oiling, but for special occasions, it is very inconvenient that manual operation lubricating pump carry out oiling, particularly eminence machinery and dangerous situation, personnel operate dangerous, easily occur security incident, and, manipulation lubricating pump needs special messenger to nurse and operates, oiling interval time and each oiling are difficult to control, and it is many to expend man-hour, and labor intensity is large.
Summary of the invention
For overcome existing lubricating pump exist can not intelligent control shortcoming, the present invention proposes intelligent control lubricating pump.This lubricating pump to mechanical lubrication oil drop automatic filling lubricant oil, solves the technical problem of lubricating pump intelligent control by intelligent control lubricating pump.
The scheme that technical solution problem of the present invention adopts is:
Master control cabinet output control signal is connected with sub-control cabinet by cable, the cable of drawing from sub-control cabinet is connected with lubricating oil pump motor with solenoid valve group, the transport pipe of lubricating pump is connected with oil path distributor after the solenoid valve of solenoid valve group, is respectively equipped with grease gun connecting tube every transport pipe end.
Master control cabinet: total power switch is installed in master control cabinet and controls power supply air-break switch, and master control cabinet is housed touches operation screen, be separately installed with master control cabinet the one PLC controller and master control cabinet the 2nd PLC controller in control power switch one side, master control cabinet report to the police, be arranged on master control cabinet before.
Sub-control cabinet: sub-control cabinet is case structure, at casing internal upper part, sub-control cabinet power supply air-break switch and sub-control cabinet transformer are installed, at sub-control box middle part, sub-control box the one PLC controller and sub-control box second controller are housed, be provided with tenminal block in sub-control box bottom, in sub-control box door-plate inner side, sub-control cabinet switch the Show Button be housed.
Electromagnetism valve block structure: multiple solenoid valves are set interval from top to bottom in solenoid valve group, solenoid valve two ends are connected with respectively transport pipe.
Lubricating pump structure: lubricating pump one side is provided with lubricating oil pump motor, lubricating pump bottom is provided with multiple oil transportation mouths of pipe, on oil transportation mouth, is connected with transport pipe, in the inner side of lubricating oil pump cover, ultrasound Oil level monitor is installed.
Good effect, intelligent control lubricating pump of the present invention can, to machinery multi point lubricating intelligent control, have intelligent oiling, and control ability is strong automatically, and operation is convenient, saves oil plant and ensures the lubricated feature of lubricating point science.Suitable to the lubricated intelligent control lubricating pump use of metallurgy, mine, harbour, electric power, cement machinery and other heavy duty equipment.
Brief description of the drawings
Fig. 1 is overall structure figure of the present invention
Fig. 2 is master control cabinet figure of the present invention
Fig. 3 is sub-control cabinet figure of the present invention
Fig. 4 is sub-control cabinet operation panel figure of the present invention
Fig. 5 is solenoid valve group structural drawing of the present invention
Fig. 6 is lubricating pump structural drawing of the present invention
In figure, 1. master control cabinet, 1.1. total power switch, 1.2. control power supply air-break switch, 1.3. master control cabinet the one PLC controller, 1.4. master control cabinet the 2nd PLC controller, 1.5. master control cabinet touches operation screen, 1.6. master control cabinet alarm, 2. sub-control cabinet, 2.1. sub-control cabinet power supply air-break switch, 2.2. sub-control cabinet transformer, 2.3. sub-control cabinet the one PLC controller, 2.4. sub-control cabinet the 2nd PLC controller, 2.5. tenminal block, 2.6. sub-control cabinet switch the Show Button, 3. lubricating pump, 3.1. transport pipe, 3.2. lubricating oil pump motor, 3.3. lubricating oil pump cover, 3.4. ultrasound Oil level monitor, 4. solenoid valve group, 4.1. solenoid valve, 5. oil path distributor, 5.1. grease gun connecting tube.
Embodiment
Overall structure: shown in Fig. 1, master control cabinet 1 is exported control signal and is connected with sub-control cabinet 2 by cable, the cable of drawing from sub-control cabinet is connected with lubricating pump 3 motors with solenoid valve group 4, the transport pipe 3.1 of lubricating pump is connected with oil path distributor 5 after the solenoid valve of solenoid valve group, is respectively equipped with grease gun connecting tube 5.1 every transport pipe end.
Master control cabinet: shown in Fig. 2, total power switch 1.1 is installed in master control cabinet and controls power supply air-break switch 1.2, and master control cabinet is housed touches operation screen 1.5, be separately installed with master control cabinet the one PLC controller 1.3 and master control cabinet the 2nd PLC controller 1.4 in control power switch one side, master control cabinet report to the police, 1.6 be arranged on master control cabinet before.
Sub-control cabinet: shown in Fig. 3 and Fig. 4, sub-control cabinet is case structure, at casing internal upper part, sub-control cabinet power supply air-break switch 2.1 and sub-control cabinet transformer 2.2 are installed, at sub-control box middle part, sub-control box the one PLC controller 2.3 and sub-control box second controller 2.4 are housed, be provided with tenminal block 2.5 in sub-control box bottom, in sub-control box door-plate inner side, sub-control cabinet switch the Show Button 2.6 be housed.Switch the Show Button comprises: 1-n distributor tutorial light, power supply indicator, lubricant oil work indicator light, the low tutorial light of oil level, pump overload light, resultant fault tutorial light and lubricated automatic, lubricated stop button.
Electromagnetism valve block structure: shown in Fig. 5, multiple solenoid valves 4.1 are set interval from top to bottom in solenoid valve group 4, solenoid valve two ends are connected with respectively transport pipe.
Lubricating pump structure: shown in Fig. 6, lubricating pump one side is provided with lubricating oil pump motor 3.2, and lubricating pump bottom is provided with multiple oil transportation mouths of pipe, is connected with transport pipe on oil transportation mouth, in the inner side of lubricating oil pump cover 3.3, ultrasound Oil level monitor 3.4 is installed.
Working procedure of the present invention:
Working procedure is preset: connect master control cabinet, sub-control cabinet, solenoid valve and lubricating oil pump motor circuit, and connect the transport pipe of lubricating pump and solenoid valve and solenoid valve and grease gun connecting tube.
Programmed sequence of operations arranges: the working procedure of setting the PLC controller of master control cabinet and sub-control cabinet according to the oil filling amount of the on-the-spot lubricating point of oiling and oiling interval time.
Start: by the PLC program of master control cabinet and sub-control cabinet, according to the amount of grease gun oiling and interval time, by operation sub-control set switch the Show Button cashier's office in a shop, carry out the oiling of branch lubricating point.
Shut down: in the time that oiling process completes, the program of sub-control cabinet presents holding state.
Report to the police: when lubricating pump oil level is during lower than setting value, ultrasound Oil level monitor sends alarm signal, and the master control cabinet alarm that drives master control to install cashier's office in a shop sends sound equipment or lamp bright signal.
Switch after automatic mode at master control cabinet, system starts to carry out each lubrication interval timing, has the timing of lubricating point cycle to arrive, under PLC controls:
1, drive oil pump, oil supply system is boosted;
2, open lubricating point and start fuel feeding, and detect this fuel feeding information;
3, show this condition information, and judge that whether information is normal;
4, next spot lubrication cycle timing being arrived, and repeat above 2,3 steps;
5, for all cycle timing to lubricating point complete after fuel feeding: high pressure oil pump quits work, and continues each lubricating point to carry out cycle timing, prepares to have the timing of lubricating point cycle then lubricated.
Working principle and feature:
Intelligence centralized grease lubrication system is the lubricating grease supply system of being controlled by PLC, system by the control of specific feeding distributor respectively the fuel delivery to each lubricating point and supply time control separately, to reach best lubricating effect.
1, working principle:
Intelligence centralized grease lubrication system is by the clean lubricating grease of multipoint electric lubricant pump output, delivers to respectively each lubricating point by fuel feeding master by electromagnetism oilier.System PLC will gather the status parameter of lubricating grease in main line at any time, control lubricant pump startup, move and stop, to keep supplying normally oil condition.Meanwhile, system PLC, by according to the switching of the program control oil feeder of finishing in advance, carries out timing, quantitatively scientific and reasonable lubricating to each point.
Intelligence centralized grease lubrication system allows user to change at any time its system configuration by operating terminal.Oil feeder in system can send the lubricating grease flow signal passing through to system PLC, helps PLC to judge the working state of system, and points out concrete fault message under nonserviceabling, and instruction attendant get rid of as early as possible.
Feature:
1), oil supply bar road only needs one, pipe arrangement is simple, science;
2), intelligent control, can be at any time be lubricated and set and change lubricating point, save lubricating grease, and improve lubricating quality.
The fault diagnosis of automatic system running state, has greatly reduced the workload of regular maintenance time and operation, for using enterprise to bring potential benefit;
Configuration is simple, picture image, directly perceived, and all parameters of system and the running state of each several part are all presented on screen-picture, reasonable, science are set, convenient operation;
System brief description:
System adopts PLC programmable controller as basic control system, for lubricated intelligent control demand provides the most appropriate solution, can network articulates and carries out long-range connection with master system and monitor in real time, makes lubricating status very clear; On-the-spot fuel feeding distributes the control that is directly subject to programmable controller, fuel delivery size, and the length of fuel feeding cycle time is all completed by master control system; Flow transducer detects the running state of each lubricating point in real time, shows in time, and can accurately judge place, fault point, the maintain and repair methods of convenient operation work if any fault.The fuel feeding part of whole lubrication system, is injected into lubricating grease on corresponding lubricating point by high-voltage electric lubricant pump, and the charge oil pressure of oil pump can reach 40MPa.Whole system is stable, reliable, automatically adjusts lubricant grease delivery volume, reduces mechanical wear, raising equipment utilization efficiency, reduces oil product consumption, has extended maintenance period, reduce routine work maintenance, greatly reduce cost of production, improved production comprehensive benefit.
Creative:
1), pointwise fuel feeding at regular time and quantity: native system adopts programmable controller, according to the consumption of the required lubricant oil of each lubricating point, in the pipe network system of single main oil pipe multiple spot fuel feeding, realize pointwise fuel feeding at regular time and quantity in turn, solved a lubricated difficult problem for while fuel feeding in parallel.Oil supply controller is controlled automatically, by setup program, to lubricating point oil supply in turn.
2), intelligent fault judgement: realize measurement, the monitoring that each lubricating point pointwise oil is flowed and the fuel feeding situation that can reflect each lubricating point: oil is added to not to be had, and whether stops up.Some lubricating points go wrong does not affect other lubricating point work, and this fault lubricating point can show on display device.
3), the manual fuel feeding of single-point: can, according to on-the-spot physical device fuel feeding situation, can crawl be certain lubricating point fuel feeding.4), remote monitoring: project petrol station and control system adopt split-type design structure, and a petrol station can be pulled multiple display control programs, realizes real-time monitoring and remote fault diagnosis and remote setting.
Embodiment's configuration:
The performance parameter of primary component:
Main control cabinet basic configuration:
(1) input voltage: AC220V, controls voltage: AC220V, DC24V;
(2) Siemens S7-200, CPU224XP;
(3) fuel delivery parameters adjustment and display system, 12 cun of the conspicuous screen of Taiwan prestige synthetic fibre TK6100i; (4) petrol station control and protection system;
(5) control lubricating point executive system;
(6) communication modes: PPI;
Sub-control box basic configuration:
(1) input voltage: three-phase 380V, controls voltage: AC220V, DC24V, AC9V;
(2) Siemens S7-200, CPU224;
(3) petrol station control and protection system;
(4) control lubricating point executive system
Electromagnetism oilier:
RN23DF-AC220 series electromagnetism oilier is the special oil supply parts of intelligent centralized lubrication system, it has replaced traditional single line, two-wire system oilier (distributor), it is highly sensitive, working resistance is little, high pressure resistant, reliability is high, has been widely used in modernization industry.
Model: RN23DF-AC220 nominal pressure: 40Mpa
Flow: 10-400ml/min operating voltage: AC 220V
Multi-point lubricating pump:
Be applicable to lubricated frequency high, lubricating point is intensive, and piping length is long, and nominal pressure is in the dry oil lubricating system below 40MPa, and this pump is a kind of by electric motor driven multiple exit lubricant pump, employing piston structure, and smooth running is reliable, shakes littlely, and noise is low.
Model: ZF-DDWB-X flow: 65ml/min
Pressure: 40MPa power of motor: 1.5KW
Communication line:
Network service line: 2 core X1.5 ㎡ rvvp band shieldings, lay double shield netting twine;
Oil circuit:
Main line adopts φ 18*2 stainless steel seamless pipe;
Bye-pass adopts φ 10*1 stainless steel seamless pipe;
Pipeline adopts high pressure clamping sleeve blow-out patch to connect.
Electric control system:
Operating mode: be divided into " manually " and " automatically ", can switch by " automatic mode " and " manual mode " button.
Remaining time: be switched to after " automatic mode ", this time can be known the range of a signal lubricated concrete time starting of next time.
By " filling cycle setting ", eject and arrange after dialog box, input interval time by ejecting keyboard after data frame.
Filling-up area arranges:
Volume read-out: set as required the same filling cycle of set-up mode;
Delayed alarm: set as required the same filling cycle of set-up mode;
State: be " enabling " under normal circumstances, under failure condition be " forbidding ".
Log recording:
Log recording: the working condition that shows whole lubrication system;
Working method:
Local control:
Can be by sub-control " by machine/middle control " knob cashier's office in a shop, selector septate mode formula, under this mode, system control will be given site operation personnel completely, determine when start system and halt system by operator, and this mode generally adopts in the time of debugging or maintenance.
Middle control pattern:
Can be by sub-control " by machine/middle control " knob cashier's office in a shop, control pattern in selection, under this mode, system control is by the touch screen control of master control cabinet, by touch screen selection manual mode or automatic mode.
Middle control manual mode:
On touch screen, be switched to manual mode, just can start corresponding distributor by the distributor on picture, distribution has after starting and shows green and glimmer.
Middle control automatic mode:
System is by pre-set running parameter operation.
Troubleshooting:
System is normal in service as fault, there is leakage of oil in example, when the faults such as lubricant pump liquid level is low, integrated alarm tutorial light can be glittering, upper-position unit picture has dynamic demonstration, and (instruction of configuration picture state fueling state is evergreen is leakage of oil, unchanged in refueling process is stifled oil) once there is this fault, master control personnel should notify execute-in-place work and attendant in time, execute-in-place workman person finds that this fault also will notify master control personnel in time, master control personnel notify attendant to overhaul, after pending fault point recovers, master control personnel switch to " manual mode ", by the corresponding lubricating point fuel feeding that is assigned as of touch screen.
Working specification and notice
The staffing of must determining a post of a, this lubrication system, by the qualified operator of training operate, non-technical personnel must not arbitrarily operate or dismounting.
The lubricating grease of b, use must meet the usage requirement of system.
C, lubricant pump refuel and must ensure lubricated energy turbidity test.
D, equipment should be placed in automatic running state conventionally, automatically move by the parameter mixing up in advance.Must not arbitrarily change parameter, in order to avoid affect fuel feeding effect.If operated by professional workforce after really needing amendment first to report person in charge to ratify, and carry out amendment record.
E, general of manually-operable are used in the time of equipment debugging.As need manually-operable, and should keep a close eye on and observe pressure gauge instruction, prevent system overpressure operation.Manually-operable finishes should note closing oil pump.
In f, master control cabinet, do not allow disorderly to connect arbitrarily irrelevant electrical equipment.Cabinet interpolation block uses while being debugging routine, the high-power electric appliance equipment of forbidding pegging graft.
G, pressure fuel pump mixes up while dispatching from the factory, and ordinary circumstance does not allow arbitrarily to adjust disorderly again, and really needing to adjust to have professional workforce to carry out.
H, oil pump, gasoline pump do not allow long-term idle running, more do not allow reversion.
I, equipment break down and should process in time, must first turn off power supply and hang warning sign before handling failure, operate after releasing the pressure in main oil pipe again.
Claims (1)
1. intelligent control lubricating pump, is characterized in that:
Overall structure: master control cabinet (1) output control signal is connected with sub-control cabinet (2) by cable, the cable of drawing from sub-control cabinet is connected with the motor of lubricating pump (3) with solenoid valve group (4), the transport pipe (3.1) of lubricating pump is connected with oil path distributor (5) after the solenoid valve of solenoid valve group, is respectively equipped with grease gun connecting tube (5.1) every transport pipe end;
Master control cabinet: total power switch (1.1) is installed in master control cabinet and controls power supply air-break switch (1.2), and master control cabinet is housed touches operation screen (1.5), be separately installed with master control cabinet the one PLC controller (1.3) and master control cabinet the 2nd PLC controller (1.4) controlling power switch one side, master control cabinet alarm (1.6) be arranged on master control cabinet before;
Sub-control cabinet: sub-control cabinet is case structure, at casing internal upper part, sub-control cabinet power supply air-break switch (2.1) and sub-control cabinet transformer (2.2) are installed, at sub-control box middle part, sub-control box the one PLC controller 2.3 and sub-control box second controller 2.4 are housed, be provided with tenminal block (2.5) in sub-control box bottom, in sub-control box door-plate inner side, sub-control cabinet switch the Show Button (2.6) be housed; Electromagnetism valve block structure: multiple solenoid valves (4.1) are set interval from top to bottom in solenoid valve group, solenoid valve two ends are connected with respectively transport pipe;
Lubricating pump structure: lubricating pump one side is provided with lubricating oil pump motor (3.2), lubricating pump bottom is provided with multiple oil transportation mouths of pipe, on oil transportation mouth, be connected with transport pipe, in the inner side of lubricating oil pump cover (3.3), ultrasound Oil level monitor (3.4) be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201171.0A CN104033720A (en) | 2014-05-14 | 2014-05-14 | Intelligent control lubricating oil pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201171.0A CN104033720A (en) | 2014-05-14 | 2014-05-14 | Intelligent control lubricating oil pump |
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| CN104033720A true CN104033720A (en) | 2014-09-10 |
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| CN201410201171.0A Pending CN104033720A (en) | 2014-05-14 | 2014-05-14 | Intelligent control lubricating oil pump |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465581A (en) * | 2016-01-26 | 2016-04-06 | 深圳市华星光电技术有限公司 | Automatic oil supply device and method and equipment with automatic oil supply device |
| CN108644369A (en) * | 2018-07-25 | 2018-10-12 | 北京安洁康生物科技有限公司 | Automatic chain dry lubrication control system |
| CN109140217A (en) * | 2017-11-13 | 2019-01-04 | 吉林化工学院 | A kind of multiple spot grease self-lubricate micro-controller system for automobile chassis |
| CN110319334A (en) * | 2018-03-30 | 2019-10-11 | 上海梅山钢铁股份有限公司 | Lubricating system for conticaster zero number section |
| CN111365601A (en) * | 2020-03-31 | 2020-07-03 | 江西晶昊盐化有限公司 | Lime process equipment lubricating system |
| CN112050068A (en) * | 2020-09-12 | 2020-12-08 | 中山市思达特工业自动化设备有限公司 | Intelligent lubricating device for SMT reflow soldering chain |
| CN115419811A (en) * | 2022-08-17 | 2022-12-02 | 武汉钢铁有限公司 | Method for automatically lubricating device, control circuit and crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3857461A (en) * | 1973-04-16 | 1974-12-31 | Caterpillar Tractor Co | Bidirectional pump system having plural lubrication circuits |
| US4353163A (en) * | 1980-08-08 | 1982-10-12 | Black & Decker Inc. | Automatic oiling system for chain saw |
| CN102494236A (en) * | 2011-11-30 | 2012-06-13 | 烟台华顺机械工程设备有限公司 | Electric control system for oil-gas lubrication |
| KR101167593B1 (en) * | 2011-12-28 | 2012-07-27 | 디엠씨(주) | Constant tension system and method for offshore crane |
| CN203297912U (en) * | 2013-06-20 | 2013-11-20 | 辽宁惠通润滑设备制造有限公司 | Electric lubricating device |
| CN203322698U (en) * | 2013-06-20 | 2013-12-04 | 辽宁惠通润滑设备制造有限公司 | Automatically controlled multi-point lubricating oil pump |
-
2014
- 2014-05-14 CN CN201410201171.0A patent/CN104033720A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3857461A (en) * | 1973-04-16 | 1974-12-31 | Caterpillar Tractor Co | Bidirectional pump system having plural lubrication circuits |
| US4353163A (en) * | 1980-08-08 | 1982-10-12 | Black & Decker Inc. | Automatic oiling system for chain saw |
| CN102494236A (en) * | 2011-11-30 | 2012-06-13 | 烟台华顺机械工程设备有限公司 | Electric control system for oil-gas lubrication |
| KR101167593B1 (en) * | 2011-12-28 | 2012-07-27 | 디엠씨(주) | Constant tension system and method for offshore crane |
| CN203297912U (en) * | 2013-06-20 | 2013-11-20 | 辽宁惠通润滑设备制造有限公司 | Electric lubricating device |
| CN203322698U (en) * | 2013-06-20 | 2013-12-04 | 辽宁惠通润滑设备制造有限公司 | Automatically controlled multi-point lubricating oil pump |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465581A (en) * | 2016-01-26 | 2016-04-06 | 深圳市华星光电技术有限公司 | Automatic oil supply device and method and equipment with automatic oil supply device |
| CN109140217A (en) * | 2017-11-13 | 2019-01-04 | 吉林化工学院 | A kind of multiple spot grease self-lubricate micro-controller system for automobile chassis |
| CN110319334A (en) * | 2018-03-30 | 2019-10-11 | 上海梅山钢铁股份有限公司 | Lubricating system for conticaster zero number section |
| CN108644369A (en) * | 2018-07-25 | 2018-10-12 | 北京安洁康生物科技有限公司 | Automatic chain dry lubrication control system |
| CN111365601A (en) * | 2020-03-31 | 2020-07-03 | 江西晶昊盐化有限公司 | Lime process equipment lubricating system |
| CN112050068A (en) * | 2020-09-12 | 2020-12-08 | 中山市思达特工业自动化设备有限公司 | Intelligent lubricating device for SMT reflow soldering chain |
| CN115419811A (en) * | 2022-08-17 | 2022-12-02 | 武汉钢铁有限公司 | Method for automatically lubricating device, control circuit and crane |
| CN115419811B (en) * | 2022-08-17 | 2023-10-13 | 武汉钢铁有限公司 | Method for automatic lubrication device, control circuit and crane |
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Application publication date: 20140910 |
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| RJ01 | Rejection of invention patent application after publication |