CN108799805A - A kind of micro- oil mass lubricating method and device - Google Patents
A kind of micro- oil mass lubricating method and device Download PDFInfo
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- CN108799805A CN108799805A CN201810535613.3A CN201810535613A CN108799805A CN 108799805 A CN108799805 A CN 108799805A CN 201810535613 A CN201810535613 A CN 201810535613A CN 108799805 A CN108799805 A CN 108799805A
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 19
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- 230000000737 periodic effect Effects 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 234
- 238000005461 lubrication Methods 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 17
- 239000010687 lubricating oil Substances 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
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- 239000002828 fuel tank Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 210000001367 artery Anatomy 0.000 claims 2
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- 238000003912 environmental pollution Methods 0.000 abstract description 4
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- 238000010586 diagram Methods 0.000 description 8
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2230/00—Signal processing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2250/00—Measuring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2270/00—Controlling
Abstract
A kind of micro- oil mass lubricating method of present invention offer and device, method include the following steps：S1：The oil film thickness of periodic detection car wheel tread and the average value that the oil film thickness is calculated；S2：According to the threshold value comparison up and down of the average value of the oil film thickness and pre-set oil film thickness, the setting value of trolley travelling distance is determined；S3：The range ability of trolley is obtained, and by the range ability compared with the setting value of the trolley travelling distance, determines whether that starting micro- oil mass lubricates according to comparison result.Method through the invention can realize best oil film covering, have prodigious advantage in the opposite manual application of lubricant of lubricant effect, oil plant control, environmental pollution, control manual maintenance cost, personnel safety etc..
Description
Technical field
The present invention relates to field of electromechanical technology more particularly to a kind of micro- oil mass lubricating methods and device.
Background technology
The power of the operation of gantry crane trailer wagon is rope traction, because of the deviation of left and right haulage cable adjustment, trolley
The difference of level inclination and trolley track straightness and both sides rail height difference etc. is taken turns, trailer wagon is front and back in orbit to be run
When generating lateral shift in journey, wheel rim generates larger axial compression power with track end face, and this friction phenomenon is logical
Often described " gnawing rail " phenomenon.Current technology measure is that the running orbit of trailer wagon wheel is limited using horizontal wheels, extruding
Sliding friction becomes rolling friction, but cannot effectively solve the abrasion of trolley track end face, while causing the negative of transmission system
Carry increase and power of motor loss, must cause reductions of wheel service life, path wear, wheel bearing life cycle reduction or
The serious accidents such as failure.
Gantry crane only has automatic graphite lubricating coupler for the wheel lubricating coupler of trailer wagon at present.Its main operational principle：?
Lubricated cradle is installed on trolley wheel carrier, graphite block is put into lubricating arrangement, and wheel tread right angle setting, by device
Spring force withstands graphite block tail portion, makes to generate certain pretightning force between graphite block and wheel, when trailer wagon is run to vehicle
Wheel is lubricated.Although environmental issue can be solved, due to the environmental problem of harbour industry and the climatic effect on seashore, do
Dry sundries, grease are pasted onto the attrition surface that trundle is engaged with graphite quickly, and powdered graphite is not efficiently interspersed in contact surface,
It is undesirable that lubricant effect is used for a long time.
Lack lubricating arrangement and method that a kind of effective gantry crane is directed to trailer wagon in the prior art.
Invention content
Bring in order to solve the problems, such as " to gnaw rail " in the prior art by phenomenon by the present invention, provide a kind of micro- oil mass lubricating method and
Device.
To solve the above-mentioned problems, the technical solution adopted by the present invention is as described below：
A kind of micro- oil mass lubricating method, includes the following steps：S1：The oil film thickness and meter of periodic detection car wheel tread
Calculation obtains the average value of the oil film thickness；S2：According to the average value of the oil film thickness and pre-set oil film thickness
Upper and lower threshold value comparison determines the setting value of trolley travelling distance；S3：The range ability of trolley is obtained, and by the range ability
Compared with the setting value of the trolley travelling distance, determine whether that starting micro- oil mass lubricates according to comparison result.
Preferably, the micro- oil mass lubrication of the startup is included in one layer of uniform and thin oil of coating between car wheel and track
Film.
Preferably, lubricating oil is uniformly coated on by the synchronous rotation of lubrificated wheels and the car wheel by the trolley
The tread of wheel, then one layer of uniform and thin oil film is coated between the car wheel and track.
Preferably, the lubricating oil fluid of the lubrificated wheels is flowed out by damping hole and capillary.
The present invention also provides a kind of micro- oil mass lubricating arrangements, including：Oil film thickness detection unit, control unit, trolley are compiled
Code device and micro- oil mass lubricate coater unit；The oil film thickness detection unit is electrically connected with described control unit, for receiving control
The work order of unit processed detects car wheel tread oil film thickness and the signal of the oil film thickness is sent to the control
Unit；The bogie encoder is electrically connected with described control unit, for acquiring the pulse signal in trolley travelling and will be described
Pulse signal is sent to described control unit；Micro- oil mass lubrication coater unit is electrically connected with described control unit, receives institute
It states the pulse signal of control unit and exports lubricating oil；Described control unit, it is single for pre-setting the oil film thickness detection
The work period of member, the upper lower threshold value of oil film thickness simultaneously issue the work order to the oil film thickness detection unit；According to
The signal of the oil film thickness calculates the average value of the oil film thickness；According to the average value of the oil film thickness with set in advance
The threshold value comparison up and down for the oil film thickness set determines the setting value of trolley travelling distance；According to the institute of the bogie encoder
State the range ability that pulse signal calculates trolley, and by the setting value ratio of the range ability and the trolley travelling distance
Compared with determining whether that send pulse signal lubricates coater unit to the micro- oil mass according to comparison result.
Preferably, the oil film thickness detection unit includes：Oil film thickness sensor, rocking arm, limiter of moment and electronic
Push rod；The oil film thickness sensor is assemblied on the rocking arm driven with the electric pushrod, in the electric pushrod
Telescopic rod and the rocking arm between concatenate the limiter of moment.
Preferably, micro- oil mass lubrication coater unit includes：Fuel tank, micro- oil mass pump, torsionspring, compression bar and lubrication
Wheel；The oil inlet and oil outlet of micro- oil mass pump are connect with oil pipe with the fuel tank and the lubrificated wheels respectively, the lubrication
Wheel is pressed on by the compression bar with the torsionspring on the wheel of trolley.
Preferably, micro- oil mass pump includes：Electromagnetic coil, mandril, valve seat, plunger, oil suction chamber, resetting spring, oilhole,
Plunger bushing, working chamber, check valve, oil outlet chamber, compressed spring；The electromagnetic coil is mounted on the valve seat end face, the mandril
Between the interior iron core and the plunger of the electromagnetic coil, and coaxial line is arranged；The plunger is assemblied in the plunger
In the sliding sleeve of set, the resetting spring is assemblied between the plunger and the plunger bushing；Described in the plunger bushing rear end setting
Check valve and the compressed spring to act synergistically with check valve；The oil suction chamber is connected by oilhole with the working chamber, institute
Oilhole is stated to be closed by the plunger；Channel between the working chamber and the oil outlet chamber passes through the closed check valve.
Preferably, the lubrificated wheels include：Shaft, outside framework oil seal, wheel hub, bearing, damping hole, capillary, asphalt felt；Institute
It states and is equipped with oilhole in shaft, connect with the wheel hub by the bearing；The outside framework oil seal, fluid are equipped on the wheel hub
The asphalt felt is flowed to by the damping hole and the capillary out of described shaft.
Preferably, described control unit is PLC controller.
Beneficial effects of the present invention are：A kind of micro- oil mass lubricating method is provided and device, the method pass through periodic detection
The oil film thickness of car wheel tread and the average value that the oil film thickness is calculated, determine the setting of trolley travelling distance
Value, one layer of uniform and thin oil film of automatic coating between crane facility car wheel and track, isolation wheel and track it
Between metal be in direct contact, using the good low-friction coefficient of oil film medium and extreme pressure property, reduce between former trundle and track
Higher friction coefficient, avoids the fatigue injury of caused by larger bending deformation equipment steel construction, less wheel and track
Frictional dissipation reduces the running resistance of equipment；The environmental pollution of oil droplet landing is asked when solving trailer wagon track lubrication simultaneously
It inscribes and because insufficient lubrication leads to " gnawing " rail problem；Best oil film covering can be achieved, it is dirty in lubricant effect, oil plant control, environment
Dye, control manual maintenance cost, personnel safety etc. opposite manual application of lubricant have prodigious advantage.
Description of the drawings
Fig. 1 is a kind of schematic diagram of micro- oil mass lubricating method in the embodiment of the present invention 1.
Fig. 2 is the structural schematic diagram of micro- oil mass lubricating arrangement in the embodiment of the present invention 2.
Fig. 3 is the structural schematic diagram of another micro- oil mass lubricating arrangement in the embodiment of the present invention 2.
Fig. 4 is the structural schematic diagram of oil film thickness detection unit in the embodiment of the present invention 2.
Fig. 5 is the structural schematic diagram that micro- oil mass lubricates coater unit in the embodiment of the present invention 2.
Fig. 6 is the structural schematic diagram of micro- oil mass pump installation in the embodiment of the present invention 3.
Fig. 7 is the structural schematic diagram of lubrificated wheels in the embodiment of the present invention 4.
Wherein, 1- tracks, 2- car wheels, 3- oil film thickness detection units, 4- control units, 5- bogie encoders, 6-
Micro- oil mass lubrication coater unit, 7- cable drums, 8- fuel tanks, the micro- oil mass pumps of 9-, 10- torsional springs, 11- compression bars, 12- lubrificated wheels,
13- oil film thickness sensors, 14- rocking arms, 15- limiters of moment, 16- electric pushrods, 17- electromagnetic coils, 18- mandrils, 19- valves
Seat, 20- plungers, 21- oil suction chambers, 22- resetting springs, 23- oilholes, 24- plunger bushings, 25- working chambers 25,26- check valves, 27-
Oil outlet chamber, 28- compressed springs, 29- shafts 29,30- skeleton oil, 31- wheel hubs, 32- bearings, 33- damping holes, 34- capillaries,
35- asphalt felts.
Specific implementation mode
The present invention is described in detail by specific embodiment below in conjunction with the accompanying drawings, for a better understanding of this hair
It is bright, but following embodiments are not intended to limit the scope of the invention.In addition, it is necessary to illustrate, the diagram provided in following embodiments
Only illustrate the basic conception of the present invention in a schematic way, is only shown in attached drawing with related component in the present invention rather than according to reality
Component count, shape when implementation and size are drawn, when actual implementation each component shape, quantity and ratio can be it is a kind of with
The change of meaning, and its assembly layout form may also be increasingly complex.
Embodiment 1
During the wheel sideslip of gantry crane trailer wagon, each train can generate additional because of the difference of drift angle
Axial force, this axial force can increase with the increase of sideslip displacement, and force trolley bogie frame steel construction that bending deformation occurs,
When axial force reaches and exceeds frictional force between wheel and track, car wheel axially slides back initial position.In cycles,
Bogie frame steel construction bears long-term alternating load, and fatigue cracking phenomenon easily occurs.
During car wheel gnaws rail, there are strong squeezing actions with track side surfaces for wheel rim, and because vehicle
Higher friction coefficient between wheel and track generates prodigious running resistance to the operation of equipment.According to surveying and determination, the bridge of rail is seriously gnawed
Formula crane running resistance is up 1.5-3.5 times of resistance, causes the load of motor and transmission mechanism to increase even super
It carries, motor burning or transmission mechanism can be made to fail when serious.In addition, the dry grinding between wheel rim and track also seriously reduces
The service life of wheel and track.
The method of the present invention is applied automatically between crane facility car wheel and track using this automatic lubrication installation
One layer of uniform and thin oil film of cloth, the metal completely cut off between wheel and track are in direct contact, and low are rubbed using oil film medium is good
Coefficient and extreme pressure property are wiped, reduces higher friction coefficient between former trundle and track, avoids caused by larger bending deformation
The fatigue injury of equipment steel construction, the frictional dissipation of less wheel and track reduce the running resistance of equipment.
As shown in Figure 1, the present invention provides a kind of micro- oil mass lubricating method, include the following steps：
S1：The oil film thickness of periodic detection car wheel tread and the average value that the oil film thickness is calculated；
It, can be by being that small vehicle speed is greater than the set value and trolley travelling in equipment working condition in a kind of specific embodiment
When being superimposed duration more than 5 minutes, oil film thickness sensor starts to detect car wheel tread oil film thickness, and the setting of this operating mode is
In view of equipment is under the conditions of working condition, the speed of service of trolley is that transformation is indefinite, and there are low speed operating statuses in short-term, therefore
This operating mode is set, with sufficiently long run time to ensure that the detection faces of oil film thickness sensor can obtain the abundant leaching of fluid
Profit, avoids detection data deviation.The oil film thickness formed on track and car wheel is variant on cross sections, therefore
The oil film thickness of single section is not representative, need to continuously detect multiple sections and converse average value just can be truly
Reflect the state of oil film.Control unit receives oil film thickness sensor and continuously detects the signal of multiple sections and calculate oil film
The average value of thickness.
S2：According to the threshold value comparison up and down of the average value of the oil film thickness and pre-set oil film thickness, determine small
The setting value of vehicle range ability；
In a kind of specific embodiment, control unit can be thick according to the bound threshold values and oil film of the oil film thickness of setting
Degree average value is compared, and adjusts the setting value of trolley travelling distance and/or the work period of micro- oil mass pump.Such as oil film thickness
When average value is more than the upper limit threshold of oil film thickness, illustrates that the oil film thickness on trolley track is blocked up, the lubrication frequency need to be reduced,
The work period for then scaling up micro- oil mass pump, reduces output oil amount, avoid over-lubrication, reduce pollution；As oil film thickness is flat
When mean value is less than the lower threshold of oil film thickness, illustrates that the oil film thickness on trolley track is excessively thin, the lubrication frequency need to be increased, accordingly
Need shorten the work period of micro- oil mass pump, ensure working face sufficient lubrication.
S3：The range ability of trolley is obtained, and by the range ability compared with the setting value of the trolley travelling distance,
Determined whether to start micro- oil mass lubrication according to comparison result.
In a kind of specific embodiment, pulse signal is passed to by control list in trolley travelling by bogie encoder
Member simultaneously calculates trolley travelling distance by control unit.When trolley superposition range ability reaches the setting value of trolley travelling distance
When, control unit sends a pulse signal and starts micro- oil mass lubrication to micro- oil mass lubrication coater unit and add up trolley fortune again
Row distance.
Start micro- oil mass lubrication and is included in one layer of uniform and thin oil film of coating between car wheel and track；Or, passing through
Lubricating oil is uniformly coated on the tread of car wheel by the synchronous rotation of lubrificated wheels and car wheel, then in car wheel and rail
One layer of uniform and thin oil film of automatic coating between road.The lubricating oil fluid of lubrificated wheels is flowed out by damping hole and capillary, is led to
The damping action and capillary effect in overdamp hole, effective restraint lubrificated wheels are oily caused by centrifuging force effect in rotary course
Liquid splash phenomena, and in the case where shutting down the equipment long period fluid natural trickling phenomenon.
Embodiment 2
As shown in Fig. 2, the present invention provides a kind of micro- oil mass lubricating arrangement, including：Oil film thickness detection unit 3, control are single
Member 4, bogie encoder 5 and micro- oil mass lubricate coater unit 6.For convenience of explanation, in figure further include track 1 and car wheel 2.
Oil film thickness detection unit 3 is electrically connected with control unit 4, is used for the work order of reception control unit 4, and detection is small
The signal of oil film thickness is simultaneously sent to described control unit 4 by vehicle wheel tread oil film thickness；
Bogie encoder 5 is electrically connected with control unit 4, for acquiring the pulse signal in trolley travelling and by pulse signal
It is sent to described control unit 4；
Micro- oil mass lubrication coater unit 6 is electrically connected with control unit 4, and the pulse signal of reception control unit 4 simultaneously exports profit
Lubricating oil；
Control unit 4, for pre-setting the work period of oil film thickness detection unit 3, the upper lower threshold value of oil film thickness
And work order is issued to oil film thickness detection unit 3；The average value of oil film thickness is calculated according to the signal of oil film thickness；Root
The setting value of trolley travelling distance is determined according to the average value of oil film thickness and the threshold value comparison up and down of pre-set oil film thickness；
Calculate the range ability of trolley according to the pulse signal of bogie encoder 5, and by range ability and trolley travelling distance
Setting value compare, according to comparison result determine whether send pulse signal give micro- oil mass lubricate coater unit 6.
As shown in figure 3, bogie encoder 5 is installed in 7 support shaft of cable drum of trolley driving mechanism, pulse is believed
It number passes to control unit 4 and trolley travelling distance is calculated by control unit 4.When trolley superposition range ability reaches setting value
When, control unit 4 sends a pulse signal and lubricates coater unit 6 to micro- oil mass and add up trolley travelling distance again.
In another specific embodiment, control unit is PLC controller.
As shown in figure 4, oil film thickness detection unit includes：Oil film thickness sensor 13, rocking arm 14,15 and of limiter of moment
Electric pushrod 16.
Oil film thickness sensor 13 is assemblied on the rocking arm 14 driven with electric pushrod 16, in the flexible of electric pushrod 16
Between bar and rocking arm 14, there are one limiters of moment 15 for concatenation.Under normal circumstances, electric pushrod 16 is in maximum travel position,
Oil film thickness sensor 13 is detached from the tread of trundle 2, contacts and rubs with car wheel 2 for a long time to avoid oil film thickness sensor 13
It wipes, causes unnecessary damage.When reaching the time cycle value set and equipment working condition as equipment power transmission and small vehicle speed be 0
When, control unit 4 sends instruction, and electric pushrod 16 obtains electric contraction driving rocking arm 14 and acts.Rocking arm 14 is pushed in electric pushrod 16
When acting and oil film thickness sensor 13 being contacted with car wheel 2, the spring torque set in limiter of moment 15 can
Ensure that the contact torque of oil film thickness sensor 13 reaches setting value, rational the purpose of contacting torque is in order to which oil film thickness senses
Original oil film state is kept between device 13 and car wheel 2 as possible.It is that small vehicle speed is greater than the set value and trolley in equipment working condition
Operation superposition duration is greater than the set value, for example, at 5 minutes oil film thickness sensor 13 start to detect 2 tread oil film of car wheel it is thick
Degree, the setting of this operating mode allow for equipment under the conditions of working condition, and the speed of service of trolley is that transformation is indefinite, and there are low
Fast operating status in short-term, therefore this operating mode is set, it can with the detection faces for ensureing oil film thickness sensor 3 with sufficiently long run time
To obtain the abundant infiltration of fluid, detection data deviation is avoided.Duration is detected after 60-90 seconds, oil film thickness sensor 13 stops
Detection, control unit 4, which is sent, thereafter instructs, and electric pushrod 16 obtains electric stretching, and oil film thickness sensor 13 is driven to be detached from trolley vehicle
The tread of wheel 2.Because the oil film thickness formed on track 1 and car wheel 2 is variant on cross sections, thus it is single disconnected
The oil film thickness in face is not representative, and need to continuously detect multiple sections and converse average value just can truly reflect oil
The state of film.The range ability of 60-90 seconds duration conversion trolleies is about 70-100 meters, and the oil film average thickness conversed is
It can really reflect oil film state.
Control unit 4 is receiving the signal of oil film thickness sensor 13 and is calculating the average value of oil film thickness, control
Unit 4 can be compared according to the bound threshold values of the oil film thickness of setting with oil film thickness average value, and adjust trolley travelling
The work period of the setting value of distance and micro- oil mass pump 9.When being more than the upper limit threshold of oil film thickness such as oil film thickness average value, say
Oil film thickness on bright trolley track 1 is blocked up, need to reduce the lubrication frequency.Then control unit 4 scales up micro- 9 work of oil mass pump
Period reduces output oil amount, avoids over-lubrication, reduces pollution；As oil film thickness average value is less than the lower threshold of oil film thickness
When, illustrate that the oil film thickness on trolley track 1 is excessively thin, the lubrication frequency need to be increased.Control unit 4 scales down micro- oil mass pump 9
Work period, ensure working face sufficient lubrication.
As shown in figure 5, micro- oil mass lubrication coater unit includes：Fuel tank 8, micro- oil mass pump 9, torsionspring 10,11 and of compression bar
Lubrificated wheels 12.
The oil inlet and oil outlet of micro- oil mass pump 9 are connected to fuel tank 8 and lubrificated wheels 12 with oil pipe respectively.Micro- oil mass pump 9 exists
Reception control unit 4, which is sent, to be acted after a pulse signal primary, exports the lubricating oil of 0.03-0.08ml capacity to lubrificated wheels
12.Lubrificated wheels 12 are pressed on by the compression bar 11 with torsionspring 10 on trundle 2, and the rotation of car wheel 2, lubrication are passed through
Wheel 12 rotates synchronously and lubricating oil is uniformly coated on to the tread of car wheel 2.By the contact of car wheel 2 and track 1,
Lubricating oil can be uniformly transmitted on track 1 and other car wheels 2.
Micro- oil mass pumps 9 singles and exports 0.03-0.08ml capacity, is to have considered 1 tread width of track and length, trolley
The normal loss of average running speed, lubricating oil, and the optimal values confirmed after actual test adjusts, can be effectively formed thin
And uniform oil film effectively reduces the shock loading caused by gnawing rail using the low-friction coefficient of oil film.It can be to avoid list
Secondary output lubricating oil is excessive and can not make thinner in time and cause lubricating oil splash, trickling phenomenon, and can be to avoid because lubricating shortage of oil
Effective oil film can not be formed.
In a kind of optimal embodiment, micro- oil mass pumps 9 singles and exports 0.05ml capacity.
Embodiment 3
As shown in fig. 6, micro- oil mass pump includes：Electromagnetic coil 17, valve seat 19, plunger 20, oil suction chamber 21, resets mandril 18
Spring 22, oilhole 23, plunger bushing 24, working chamber 25, check valve 26, oil outlet chamber 27 and compressed spring 28.
Electromagnetic coil 17 is mounted on 19 end face of valve seat, and mandril 18 is mounted in electromagnetic coil 17 between iron core and plunger 20,
Coaxial line is arranged.Plunger 20 is assemblied in the sliding sleeve of plunger bushing 24, between the two there is good fit clearance to close fluid.It is multiple
Position spring 22 is assemblied between 20 plunger bushing 24 of plunger.The check valve 26 of 24 rear end of plunger bushing is closed under the effect of compressed spring 28
Oil outlet, at this time the fluid in working chamber 25 pass through oilhole 23 and oil suction chamber 21 and be connected.Oil suction chamber 21 passes through oilhole 23 and work
Chamber 25 is connected, and oilhole 23 is closed by plunger 20；Channel between working chamber 25 and oil outlet chamber 27 is closed by check valve 26.
Electromagnetic coil 17 it is electric after, iron core pushes mandril 18 to move right under electromagnetic force in electromagnetic coil 17, band
Dynamic plunger 20 moves right, and oilhole 23 is closed by plunger 20 during this, and working chamber 25 forms closed chamber, with plunger 20
It moves, oil pressure increases in working chamber 25, and when the torque that oil pressure generates is more than the torque of compressed spring 28, check valve 26 is transported to the right
Dynamic, fluid flows into oil outlet chamber 27, completes the fluid output of micro- oil mass pump.
After 17 dead electricity of the electromagnetic coil, plunger 20 moves downward under the action of resetting spring 22, this is in the process because of work
Make in chamber 25 oil pressure to decline, check valve 26 closes oil outlet under the effect of compressed spring 28, working chamber 25 by oilhole 23 with into
Oil pocket 21 is connected, and fluid flows into working chamber 25, pumps interior operating mode and restPoses.
It is to be determined by micro- oil mass pump single output capacity with electric number is obtained, and single exports that micro- oil mass, which pumps 9 output flows,
Capacity is determined by the volume of closed working chamber, and the appropriate diameter for adjusting working chamber 25 can form the fluid of denier
Output, along with effectively control micro- oil mass pump electric number, so that it may exported with obtaining arbitrary required micro- oil mass, meet work
Demand.
Embodiment 4
As shown in fig. 7, the present invention also provides a kind of lubrificated wheels to include：Shaft 29, outside framework oil seal 30, wheel hub 31, bearing 32,
Damping hole 33, capillary 34 and asphalt felt 35.
It is equipped with oilhole in shaft 29, is connect with wheel hub 31 by bearing 32.Outside framework oil seal 30 is equipped on wheel hub 31, with reality
Existing rotatory sealing.During fluid flows to asphalt felt 35 out of shaft 29, damping hole 33 and capillary 34 need to be passed through.Pass through resistance
The damping action and capillary effect in Buddhist nun hole, fluid flies effective restraint lubrificated wheels caused by centrifuging force effect in rotary course
Splash phenomenon, and in the case where shutting down the equipment long period fluid natural trickling phenomenon.
Compared with prior art, the positive effect of the present invention is：The present invention provides the micro- oil mass lubricating arrangement of volume and uses electromagnetism
The micro plunger operation principle of coil drive, single fuel delivery 0.03-0.08ml utilize automatically controlled setting feasible operating frequency
Realize the fuel delivery of denier.To meet the requirement of micro, the continuous and uniform fuel feeding of steel wire rope and track lubrication, excess is avoided
Lubricating oil occur in equipment high-speed cruising splash, trickling, and cause port environment pollute and oil plant waste.
In addition, the lubrificated wheels in device devise damping hole and capillary, run at high speed with restricting and controlling lubrificated wheels
The centrifugal force generated in journey is coated with oil mass the influence of flow, and the equal of lubricating oil is realized in flow variation directly proportional to the speed of service
Even coating.If avoiding lubrificated wheels oil drops under equipment downtime state simultaneously.
Present invention efficiently solves the problem of environmental pollution of oil droplet landing when trailer wagon track lubrication and because lubricating not
It is good to lead to " gnawing " rail problem.This automatic lubrication installation is using automatically controlled setting feasible operating frequency automatic work, it can be achieved that best
Oil film covers, relatively manual in lubricant effect, oil plant control, environmental pollution, control manual maintenance cost, personnel safety etc.
Lubrication has prodigious advantage.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation of the present invention is confined to these explanations.For those skilled in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, several equivalent substitute or obvious modifications can also be made, and performance or use is identical, all answered
When being considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of micro- oil mass lubricating method, which is characterized in that include the following steps：
S1：The oil film thickness of periodic detection car wheel tread and the average value that the oil film thickness is calculated；
S2：According to the threshold value comparison up and down of the average value of the oil film thickness and pre-set oil film thickness, determine that trolley is transported
The setting value of row distance；
S3：The range ability of trolley is obtained, and by the range ability compared with the setting value of the trolley travelling distance, according to
Comparison result determines whether to start micro- oil mass lubrication.
2. micro- oil mass lubricating method as described in claim 1, which is characterized in that the micro- oil mass lubrication of startup is included in trolley
One layer of uniform and thin oil film is coated between wheel and track.
3. micro- oil mass lubricating method as claimed in claim 2, which is characterized in that pass through the same of lubrificated wheels and the car wheel
Lubricating oil is uniformly coated on the tread of the car wheel by step rotation, then is coated with one between the car wheel and track
The uniform and thin oil film of layer.
4. micro- oil mass lubricating method as claimed in claim 3, which is characterized in that the lubricating oil fluid of the lubrificated wheels is by resistance
Buddhist nun hole and capillary outflow.
5. a kind of micro- oil mass lubricating arrangement, which is characterized in that including：Oil film thickness detection unit, control unit, bogie encoder
Coater unit is lubricated with micro- oil mass；
The oil film thickness detection unit is electrically connected with described control unit, is used for the work order of reception control unit, detection
The signal of the oil film thickness is simultaneously sent to described control unit by car wheel tread oil film thickness；
The bogie encoder is electrically connected with described control unit, for acquiring the pulse signal in trolley travelling and by the arteries and veins
It rushes signal and is sent to described control unit；
The micro- oil mass lubrication coater unit is electrically connected with described control unit, receives the pulse signal of described control unit and defeated
Go out lubricating oil；
Described control unit, for pre-setting the work period of the oil film thickness detection unit, the threshold up and down of oil film thickness
It is worth and issues the work order to the oil film thickness detection unit；The oil is calculated according to the signal of the oil film thickness
The average value of film thickness；According to the threshold value comparison up and down of the average value of the oil film thickness and the pre-set oil film thickness
Determine the setting value of trolley travelling distance；According to the pulse signal of the bogie encoder calculate the operation of trolley away from
From, and by the range ability compared with the setting value of the trolley travelling distance, determined whether to send arteries and veins according to comparison result
Signal is rushed to micro- oil mass lubrication coater unit.
6. micro- oil mass lubricating arrangement as claimed in claim 5, which is characterized in that the oil film thickness detection unit includes：Oil
Film thickness sensor, rocking arm, limiter of moment and electric pushrod；
The oil film thickness sensor is assemblied on the rocking arm driven with the electric pushrod, in the electric pushrod
The limiter of moment is concatenated between telescopic rod and the rocking arm.
7. micro- oil mass lubricating arrangement as claimed in claim 5, which is characterized in that micro- oil mass lubricates coater unit and includes：
Fuel tank, micro- oil mass pump, torsionspring, compression bar and lubrificated wheels；
The oil inlet and oil outlet of micro- oil mass pump are connect with oil pipe with the fuel tank and the lubrificated wheels respectively, the lubrication
Wheel is pressed on by the compression bar with the torsionspring on the wheel of trolley.
8. micro- oil mass lubricating arrangement as claimed in claim 7, which is characterized in that micro- oil mass, which pumps, includes：Electromagnetic coil, top
Bar, valve seat, plunger, oil suction chamber, resetting spring, oilhole, plunger bushing, working chamber, check valve, oil outlet chamber and compressed spring；
The electromagnetic coil is mounted on the valve seat end face, and the mandril is mounted on the interior iron core of the electromagnetic coil and the column
Between plug, and coaxial line is arranged；The plunger is assemblied in the sliding sleeve of the plunger bushing, and the resetting spring is assemblied in the column
Between plug and the plunger bushing；The compression bullet that the plunger bushing rear end is arranged the check valve and acts synergistically with check valve
Spring；
The oil suction chamber is connected by oilhole with the working chamber, and the oilhole is closed by the plunger；The working chamber and institute
The channel stated between oil outlet chamber passes through the closed check valve.
9. micro- oil mass lubricating arrangement as claimed in claim 7, which is characterized in that the lubrificated wheels include：Shaft, skeleton oil
Envelope, wheel hub, bearing, damping hole, capillary and asphalt felt；
It is equipped with oilhole in the shaft, is connect with the wheel hub by the bearing；The skeleton oil is equipped on the wheel hub
Envelope, fluid flow to the asphalt felt out of described shaft by the damping hole and the capillary.
10. micro- oil mass lubricating arrangement as claimed in claim 5, which is characterized in that described control unit is PLC controller.
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| CN201810535613.3A CN108799805A (en) | 2018-05-29 | 2018-05-29 | A kind of micro- oil mass lubricating method and device |
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| CN201810535613.3A CN108799805A (en) | 2018-05-29 | 2018-05-29 | A kind of micro- oil mass lubricating method and device |
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| CN110696918A (en) * | 2019-09-05 | 2020-01-17 | 浙江拓为汽车部件有限公司 | Preparation method of main beam capable of increasing overall NVH (noise, vibration and harshness) capacity of vehicle |
| CN113108047A (en) * | 2021-04-21 | 2021-07-13 | 湖南工程学院 | Automatic transmission gear pair oil film thickness estimation control system and method |
| CN115490157A (en) * | 2022-11-07 | 2022-12-20 | 铭正建设发展有限公司 | Cable transfer equipment for building engineering |
| WO2023240988A1 (en) * | 2022-06-14 | 2023-12-21 | 珠海格力智能装备有限公司 | Control method, apparatus and system |
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