WO2019045366A1 - Dispositif automatique et hydraulique d'alimentation en graisse - Google Patents

Dispositif automatique et hydraulique d'alimentation en graisse Download PDF

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Publication number
WO2019045366A1
WO2019045366A1 PCT/KR2018/009764 KR2018009764W WO2019045366A1 WO 2019045366 A1 WO2019045366 A1 WO 2019045366A1 KR 2018009764 W KR2018009764 W KR 2018009764W WO 2019045366 A1 WO2019045366 A1 WO 2019045366A1
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WIPO (PCT)
Prior art keywords
grease
hose
hydraulic
hydraulic pressure
pressure regulator
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Application number
PCT/KR2018/009764
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English (en)
Korean (ko)
Inventor
조동훈
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조동훈
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Filing date
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Application filed by 조동훈 filed Critical 조동훈
Publication of WO2019045366A1 publication Critical patent/WO2019045366A1/fr

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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
    • 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
    • F16N25/00—Distributing equipment with or without proportioning devices
    • F16N25/02—Distributing equipment with or without proportioning devices with reciprocating distributing slide valve

Definitions

  • the present invention relates to a hydraulic automatic grease supply device, and more particularly, to a grease automatic grease supply device which continuously supplies grease used as a lubricant in an industrial machine such as an excavator, a crane, a generator, Cylinder, rotary shaft, etc.) at the same time.
  • the automatic hydraulic grease supply device proposed by the applicant of the Japanese Patent Application No. 1699670 is connected to one side of the hydraulic pump via the first hydraulic hose, A first sub hydraulic pressure regulator connected to one side of the main hydraulic pressure regulator via a first hydraulic hose to turn on / off the flow of hydraulic pressure, and a second sub hydraulic pressure regulator connected to the other side of the main hydraulic regulator, A second sub hydraulic pressure regulator connected to the first sub hydraulic pressure regulator via a hydraulic hose to turn on / off the flow of hydraulic pressure, and a second sub hydraulic pressure regulator connected to the first sub hydraulic pressure regulator via a first hydraulic hose, A plurality of grease storing means and a plurality of rotating friction portions which are dispersed in multiple directions via a grease transfer hose to one side of the lower portion of the grease storing means, And a plurality of grease injecting means connected to each other through the second hydraulic hose from the second sub hydraulic pressure regulator and individually injecting grease.
  • the grease reservoir used in the plurality of grease storing units is coupled with the upper cap and the lower cap.
  • the grease is slid on the inner circumference of the grease reservoir by the supply of hydraulic pressure to the grease reservoir, and the stored grease is pressurized by the piston type, And a pressurizing member for supplying the pressurizing member to the spraying unit.
  • the conventional pressing member constructed as described above is composed of a combination of a piston-type head and a rod, and the head is connected to the rod so as to push the grease downward while closely sliding on the inner circumferential surface of the grease reservoir and vertically sliding.
  • the grease reservoir is protruded outside the upper portion of the grease reservoir through the center of the cap and connected to the handle. Therefore, when the grease reservoir is installed inside an industrial machine such as an excavator, a crane, a generator, So that it is not possible to apply the present invention to a narrow installation space.
  • the injection nozzle for injecting the grease discharged from the grease injection cylinder of the grease injection means is directly connected to the rotary friction portion of the industrial machine via the grease transfer hose, the rotary friction portion connected to the hinge shaft of the industrial machine The grease injected into the gap is leaked to the outside through the coupling gap and is left mixed with foreign matter such as dust, thereby causing environmental pollution and cause of ignition as well as slip accident.
  • Another object of the present invention is to prevent the grease injected into the rotating friction portion connected to the hinge shaft of the industrial machine from leaking through the joining gap, thereby preventing environmental pollution, And to provide a hydraulic grease automatic feeder.
  • an automatic grease supply device for a hydraulic grease which includes a hydraulic pump, a main hydraulic pressure regulator, a first sub hydraulic pressure regulator, The main hydraulic pressure regulator, the second sub hydraulic pressure regulator, and the plurality of grease injecting means via the second hydraulic hose to turn on / off the flow of the hydraulic pressure,
  • the grease stored in the grease storing means is injected through a plurality of grease injecting means into a plurality of grease injection pipes of the rotary friction portion of the industrial machine, wherein one end of the grease is supplied to the first sub hydraulic pressure regulator and the third hydraulic hose And the other end thereof is detachably connected via the grease storing means and the first grease transfer hose to the industrial machine
  • the third hydraulic hose of the present invention has one end connected to one upper end of the grease supply means via coupling, and the other end connected to the first sub hydraulic pressure regulator via a connector having a check valve function, So that they can be detached and attached to each other.
  • the first grease transfer hose of the present invention is connected at one end to a lower one side of the plurality of grease storing means so as to be detachably connected via a connector having a check valve function, Is connected to the lower one side of the means.
  • the first sub hydraulic pressure regulator of the present invention has one end connected to the main hydraulic pressure regulator via the first hydraulic hose, and is continuously operated to constantly supply a constant hydraulic pressure to the grease storing means,
  • the first oil pressure regulator and the third oil pressure hose are connected to each other to supply a constant oil pressure to the grease supply means and one end is connected to the oil pressure recovery tank via the first hydraulic hose, When the grease is charged, the internal oil pressure of the grease storage means is returned to the oil recovery tank and then the oil supply is shut off.
  • the plurality of grease storing means of the present invention may be such that one side is connected to the grease supply means via the first grease transfer hose and is connected to the grease injection means via the second grease transfer hose
  • a grease storage passage vertically erected in a coupling hole of the support member vertically through the lower cap to be connected to the movement passage, a first hydraulic hose connected to the first hydraulic hose,
  • An upper cap connected to the upper end of the grease reservoir for supplying or discharging hydraulic pressure to the inside of the grease reservoir, and a pressing member for pressing the grease stored in the grease reservoir in a piston manner so as to be discharged downward .
  • the grease supply means of the present invention is formed by connecting a plurality of grease storing means and a first grease transfer hose, forming a plurality of engaging holes on the upper surface thereof, A grease supply passage vertically erected vertically through a lower cap in a coupling hole of the support member to be connected to the movement passage; an upper cap coupled to an upper end of the grease supply cylinder; And a head is coupled to the lower end of the pressing member so as to pull the pressing member upward when the grease is stored through the lower opening of the grease supplying cylinder while passing through the center of the pressing member through the upper cap, And a rod to which a handle is coupled so as to be pressed.
  • the grease pressure jack of the present invention maintains an appropriate pressure while preventing the grease from leaking to the outside through the side engagement gap between the rotating friction portion hinged via the hinge shaft of the industrial machine and the washer
  • a ring-shaped jack body which is fitted in a hinge shaft so as to receive grease from the third grease conveying hose through a greasing inlet on one side thereof, and a ring-shaped jack body which surrounds a plurality of coil springs Shaped pressing member inserted into the hinge shaft to apply pressure to the grease injected into the inside of the jack body while receiving the elastic force in the lateral direction, and a ring-shaped pressing member inserted in the opening side of the jack body to maintain a predetermined gap with the pressing member And a ring-shaped jack cover which is fitted in the hinge shaft so that the grease is filled therebetween.
  • the peripheral clearance of the jack body of the present invention and the peripheral edge of the jack cover, the clearance of the jack body and the peripheral edge of the pressurizing member are respectively sealed through an O-ring.
  • a ring-shaped groove is formed in the opening side surface of the jack body of the present invention so that the pressing member is slidably inserted laterally along the middle circumferential surface via the plurality of coil springs, And the coil springs of the second coil spring are inserted and arranged at regular intervals along the circumferential direction so as to abut the side surfaces of the pressing member.
  • the grease inlet of the present invention is vertically penetrated from one side of the outer periphery of the jack body so as to be positioned in a space between the pressing member and the jack cover.
  • the hydraulic grease automatic feeder of the present invention is installed on the outside of the pressurized grease feed passage industrial machine using the knobs and the pressurized grease reservoir without the handle is separated so that the grease reservoir is installed in a narrow installation space of the industrial machine There is an advantage that it is not necessary to reduce the size (height) of the grease reservoir to secure installation space as well as to be installed without restriction.
  • the automatic grease supply device of the present invention is a structure in which a grease pressure jack is installed so as to seal a side engagement gap between a rotating friction portion connected to a hinge shaft of an industrial machine and a washer with an appropriate pressure, It is possible to prevent leakage of the grease through the clearance between the rotating friction portion connected to the shaft and the side surface of the washer, thereby preventing the environmental pollution and the cause of ignition as well as the cause of the sliding accident.
  • FIG. 1 is a perspective view showing a hydraulic grease automatic feeding apparatus according to the present invention
  • FIG. 4 is an exploded perspective view showing a grease pressure jack for the portion A in Fig. 1,
  • FIG. 5 is a cross-sectional view showing a rotating friction portion of an industrial machine equipped with a grease pressure jack for portion A in Fig.
  • Hydraulic pump 12 Hydraulic recovery tank
  • the automatic hydraulic grease supply device of the present invention is provided with a hydraulic pump 10 and a hydraulic pressure recovery tank 12 installed in an industrial machine 3 and a hydraulic hose 14a through a first hydraulic hose 14a
  • a first hydraulic pressure regulator 20 connected to one side of the main hydraulic pressure regulator 20 via a first hydraulic hose 14a for switching on / off the flow of the hydraulic pressure
  • a second sub hydraulic pressure regulator 24 connected to the other side of the main hydraulic pressure regulator 20 through a second hydraulic hose 14b to turn on and off the flow of hydraulic pressure
  • a plurality of grease storing means 30 (not shown) accommodated in the internal installation space of the industrial machine 3 so as to press the grease 1 stored in the oil pressure regulator 22 via the first hydraulic hose 14a, )
  • a second grease transfer hose (15b) to the lower side of the grease storage means (30) And are connected to the grease injection pipes 4 of the rotating friction parts 7 of the industrial machine 3 via the second hydraulic hose 14b from the second sub hydraulic pressure regulator 24,
  • a plurality of grease injecting means 40 for injecting
  • first and second hydraulic hoses 14a, 14b and 14c and the first and second grease transfer hoses 15a, 15b and 15c are made of a flexible material.
  • the first hydraulic hose 14a is divided into a plurality of first ends and connected to one end of the upper portion of the plurality of grease storing means 30 via the coupling 16, And is connected to the first sub hydraulic pressure regulator 22.
  • the second hydraulic hose 14b is divided into a plurality of first ends and connected to one side of the center of the plurality of grease injectors 40.
  • the other end of the second hydraulic hose 14b is connected to the second sub hydraulic pressure regulator 24 via the second sub hydraulic pressure regulator 24, And is connected to the main hydraulic pressure regulator 20.
  • One end of the third hydraulic hose 14c is connected to one end of the upper portion of the grease supply means 50 via a coupling 16 and the other end of the third hydraulic hose 14c is connected via a connector 17 having a check valve function And is connected to the first sub hydraulic pressure regulator 22 in a detachable manner.
  • the first grease transfer hose 15a is connected at one end to a lower portion of the plurality of grease storage means 30 through a connector 17 having a check valve function, And is connected to the lower side of the grease supply means 50.
  • One end of the second grease transfer hose 15b is connected to one lower side of the plurality of grease storing means 30 and the other side end is connected to one side of the plurality of grease injecting means 40.
  • the third grease transfer hose 15c has one end connected to one side of the plurality of grease injecting means 40 and the other end connected to the rotational friction portion 7 of the industrial machine 3, And is connected to one side of the pressure jack 60, respectively.
  • the main hydraulic pressure regulator 20 and the first and second sub hydraulic pressure regulators 22 and 24 comprise a solenoid valve operated by transmitting a pulse operation signal such as a timer.
  • the first sub hydraulic pressure regulator 22 has one end connected to the main hydraulic pressure regulator 20 through the first hydraulic hose 14a to constantly supply constant hydraulic pressure to the grease storage means 30.
  • the internal hydraulic pressure of the grease storage means 30 is collected into the hydraulic pressure recovery tank 12 when the grease 1 is filled in the grease storage means 30 through the tank 12 and the first hydraulic hose 14a, And is then turned off to shut off the hydraulic pressure supply.
  • the second sub hydraulic pressure regulator 24 is configured to individually regulate each of the plurality of grease injecting means 40 while supplying the hydraulic pressure to the plurality of grease injecting means 40 at a pressure greater than the hydraulic pressure supplied through the first sub hydraulic pressure regulator 22 .
  • the plurality of grease storing means 30 is connected to the grease supplying means 50 via a first grease transfer hose 15a and at the same time the grease supplying means 50 and the second grease transfer hose 15a are connected, A supporting member 32 having a coupling hole 32a formed on an upper surface thereof so as to be connected to the coupling member 32 via a coupling hole 15b and a movement path 32b connecting the coupling holes 32a together, And the first hydraulic hose 14a is connected to the inside of the grease reservoir 34.
  • the grease reservoir 34 is connected to the moving oil passage 32b by being vertically installed in the oil reservoir 32a via the lower cap 36, An upper cap 35 coupled to the upper end of the grease reservoir 34 to supply or discharge hydraulic pressure and a pressing member 37 for pressurizing the grease 1 stored in the grease reservoir 34 in a piston- ).
  • the upper and lower caps 35 and 36 are screwed into the upper and lower openings, respectively, so that the grease 1 is stored in the upper and lower openings. have.
  • a through hole 35a is formed in the upper cap 35 so that the first hydraulic hose 14a is connected to the center of the upper surface.
  • the lower cap 36 is formed with a through hole 36a at the center of the bottom so that the passage is connected to the passage 32b while being screwed into the coupling hole 32a of the receiving member 32.
  • the pressing member 37 is closely attached to the inner circumferential surface of the grease reservoir 34 and slides up and down to push the grease 1 downward.
  • the plurality of grease injecting means 40 is connected to the grease storing means 30 through the second grease conveying hose 15b while being connected in one direction by the grease storing means 30 and the second grease conveying hose 15b 1 which is screwed to the passage in two directions of the connection pipe 42 and supplied with the grease 1 in the forward direction and which discharges the grease 1 to the outside through a check valve 41,
  • the grease injected from the grease injecting cylinder 43 is connected to the engine 3 via the third grease conveying hose 15c
  • the grease injection cylinder 43 is provided with a spray nozzle 44 for spraying grease to the grease pressure jack 60 of the rotation friction portion 7 of the grease injection cylinder 43 and the hydraulic pressure supplied to the grease injection cylinder 43 via the second hydraulic hose 14b
  • the grease 1 filled in the front of the grease spray cylinder 43 is discharged (Not shown) that presses the grease injection cylinder 43 and a grease (not shown) which is filled in front of the grease injection cylinder 43 by adjusting the backward distance of the pressing member while being moved back and
  • the grease supplying means 50 is connected to the plurality of grease storing means 30 through the first grease transfer hose 15a and has a plurality of engaging holes 52a formed on the upper surface thereof, A supporting member 52 having a moving passage 52b for connecting the movable passage 52b and the movable passage 52b to each other and a coupling hole 52a of the receiving member 52 vertically installed via a lower cap 56, And an upper cap 55 coupled to the upper end of the grease supply cylinder 54.
  • the grease supplied from the grease supply cylinder 54 is pressurized in a piston- And a pressing member 57 which penetrates the center of the pressing member 57 through the upper cap 55 and stores the grease 1 through the lower opening of the grease supplying cylinder 54 And a rod 59 to which a head 58 is coupled at the lower end and a knob 59a is coupled at the upper end so as to be pulled upward, have.
  • the upper and lower caps 55 and 56 are screwed to the upper and lower openings of the grease supply cylinder 54, respectively, so as to store the grease 1 therein .
  • a through hole 55a is formed in the upper cap 55 so that the rod 59 passes through the center of the upper surface of the upper cap 55.
  • the lower cap 56 is screwed into the coupling hole 52a of the receiving member 52 and has a through hole 56a at the center of the bottom so that the passage 52b is connected to the passage.
  • the pressing member 57 is closely contacted with the inner circumferential surface of the grease reservoir 34 by a hydraulic action supplied through the first hydraulic hose 14a and slides downward to press the grease 1 downward. And is located inside the supply cylinder 54.
  • the lower end of the rod 59 penetrates the center of the pressing member 57 and is screwed to the head 58.
  • the upper end of the rod 59 penetrates the center of the upper cap 55 and protrudes outward, 59a.
  • the handle 59a lifts the pressing member 57 upward through the head 38 which is manually engaged with the rod 59 by the operator so that the grease supply cylinder 54 (T) -shape with the upper end of the rod (59) so that the rod (1) is fed.
  • the grease pressure jack 60 seals the grease 1 through the coupling gap between the washer 8 and the rotational friction portion 7 hinged via the hinge shaft 5 of the industrial machine 3, Shaped jack body which is fitted to the hinge shaft 5 so as to receive the grease 1 from the third grease conveying hose 15c through the greasing inlet 62a on one side of the circumference, (62) and a plurality of coil springs (64) interposed therebetween through an opening side face of the jack body (62) to be inserted into the jack body (62) Shaped pressing member 66 fitted to the hinge shaft 5 so as to apply pressure to the grease 1 while being held by the opening side face of the jack body 62 and maintaining a predetermined gap with the pressing member 66 And a ring-shaped jack cover 68 fitted in the hinge shaft 5 so that the grease 1 is filled therebetween .
  • a ring-shaped groove 62b is formed in the opening side surface of the jack body 62 so that the pressing member 66 is laterally inserted through the plurality of coil springs 64 along the intermediate circumferential surface And a plurality of coil springs 64 are inserted into the groove 62b with a predetermined interval along the circumferential direction to abut the side surface of the pressing member 66.
  • the grease injection port 62a penetrates vertically through one side of the outer periphery of the jack body 62 so as to be positioned in a space between the pressing member 66 and the jack lid 68.
  • the hydraulic pump 10 and the hydraulic pressure recovery tank 12 When the main hydraulic pressure regulator 20 and the first and second sub hydraulic pressure regulators 22 and 24 are turned on in response to a pulse operation signal such as a timer or the like, A part of the oil is always supplied to the inside of the plurality of grease reservoir 34 or the grease supply reservoir 54 through the main hydraulic pressure regulator 20 and the first sub hydraulic pressure regulator 22 connected via the first hydraulic hose 14a A part of the hydraulic pressure pumped by the operation of the hydraulic pump 10 is supplied to the main hydraulic pressure regulator 20 via the second hydraulic hose 14b and the plurality of second sub hydraulic pressure regulators 24, And is supplied to the inside through the center of the length side of the cylinder 43.
  • a pulse operation signal such as a timer or the like
  • the upper end of the pressurized grease supply cylinder 54 using the handle 59a is connected to the first sub hydraulic pressure regulator 22 and the connector 17 having the check valve function when the upper end is connected via the third hydraulic hose 14c. And the lower end is detachably connected to the lower portion of the grease reservoir 34 and another connector 17 having a check valve function when the lower end is connected via the first grease transfer hose 15a
  • the grease 1 can be supplied from the outside of the industrial machine 3 to the grease reservoir 34 provided inside the industrial machine 3 via the grease supply cylinder 54 and then the grease supply cylinder 54 can be separated .
  • the connector 17 having the check valve function is removed from the first sub hydraulic pressure regulator 22 and the grease reservoir 34, The grease supply cylinder 54 is separated from the grease supply cylinder 56.
  • the interrupted oil pressure is supplied into the grease supply cylinder 54 through the first hydraulic hose 14a to press the pressing member 57
  • the newly filled grease 1 is discharged into the flow path 52b of the supporting member 52 through the through hole 56a of the lower cap 56 by the pressing force of the pressing member 57 as shown in Fig. And is supplied to the lower portion of the grease reservoir 34 along the first grease conveying hose 15a connected to the moving passage 52b.
  • the oil pressure that presses the pressure member 37 so that the grease 1 supplied through the grease supply reservoir 54 gradually creeps in the interior of the grease reservoir 34 And is regulated by the first sub hydraulic pressure regulator 22 so as to be returned to the hydraulic pressure recovery tank 12 via the first hydraulic hose 14a connected to the first hydraulic hose 14a.
  • the pressurized grease supply cylinder 54 using the knob 59a is temporarily engaged with the connector 17 from the grease reservoir 34 and the first sub hydraulic pressure regulator 22, which are not provided with a knob function,
  • the grease 1 can be easily supplied to the plurality of grease reservoirs 34 provided in the narrow installation space of the industrial machine 3 and the size of the grease reservoir 34
  • the height of the grease reservoir 34 can be reduced and the installation space of the grease reservoir 34 need not be widened more than necessary.
  • connection holes 35b formed in the upper cap 35 by the valve operation of the first sub hydraulic pressure regulator 22 of the plurality of grease reservoir 34 The oil pressure is supplied to the grease 1 (see FIG. 3) stored in the lower portion of the pressing member 37 by pressing the pressing member 37 accommodated in the inside of the grease reservoir 34 to slide down, Are discharged through the through holes 36a formed in the lower-side lower cap 36 of the grease reservoir 34 and are all collected into the flow path 32b of the support member 32.
  • the flow path 32b is connected to the through-
  • the grease 1 collected in the support member 32 is conveyed along the second grease conveying hose 15b connected to the outlet of the movement passage 32b from one side of the support member 32, Are filled in a predetermined amount forwardly of the plurality of grease injection cylinders (43) through the pipe (42) It is.
  • the grease 1 filled in front of the plurality of grease spray cylinders 43 is supplied to the second hydraulic hoses 14b (14b) by a plurality of second sub hydraulic pressure regulators 24 individually turned on in response to a pulse operation signal of a timer or the like 1 to the injection nozzle 44 coupled to the connection pipe 42 by the hydraulic pressure supplied to the plurality of grease injection cylinders 43 via the third grease transfer hose 15c
  • the grease 1 is automatically supplied (lubricated) to the grease injecting tube 4 on the side of the plurality of rotating friction parts 7 of the industrial machine 3 connected to each other.
  • the grease 1 injected from the injection nozzle 44 is guided along the third grease transfer hose 15c to the grease pressure jack 60 side jack body 62 provided on the rotary friction portion 7 of the industrial machine 3,
  • the grease 1 is filled between the urging member 66 provided inside the jack body 62 and the jack lid 68 as shown in Fig. 5 and the pressing member 66 A pressure is applied so that the gap between the jack cover 68 and the washer shaft 5 is laterally spaced so as to seal the side surface of the washer 8 and the rotating friction portion 7 hinged to the hinge shaft 5 , Thereby preventing the grease 1 from leaking through the side engagement gap between the rotating friction portion 7 and the washer 8.
  • the pressing member 66 inserted through the plurality of coil springs 64 into the groove 62b of the jack body 62 is always moved toward the jack cover 68 by the elastic force of the coil spring 64
  • the pressure is applied to the grease 1 injected between the pressing member 66 and the jack cover 68 to maintain the proper pressure.
  • the automatic hydraulic grease supply device of the present invention is provided with a plurality of grease reservoirs (not shown) installed in the installation space of the industrial machine 3 to receive and store the grease 1 by hydraulic action from an externally installed grease supply cylinder 54,
  • the grease 1 is divided into a plurality of grease injection cylinders 43 while supplying the grease 1 to the plurality of grease injection cylinders 43.
  • the grease 1 filled in the plurality of grease injection cylinders 43 by a predetermined amount is supplied to another path Since the structure is such that it is continuously supplied automatically to the grease injection pipe 4 on the side of the rotating friction parts 7 of the industrial machine 3 connected to the injection nozzle 44 by the pressure of the hydraulic pressure applied thereto
  • the grease 1 can be easily supplied to the plurality of grease reservoirs 34 provided in the narrow installation space of the grease reservoir 3 and the size (height) of the grease reservoir 34 can be reduced You will not need to expand the floor space of 34 more than necessary.
  • the automatic grease supply device of the present invention is provided with a grease pressure jack (not shown) for sealing the side engagement gap between the rotating friction portion 7 to which the hinge shaft 5 of the industrial machine 3 is connected and the washer 8 60, it is possible to prevent leakage of grease through the side coupling gaps of the rotary friction portion 7 connected to the hinge shaft 5, thereby preventing environmental pollution, causing ignition, and causing a sliding accident .

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

La présente invention concerne un dispositif hydraulique et automatique d'alimentation en graisse présentant une structure pour séparer un contenant d'alimentation en graisse d'un procédé de pressage à l'aide d'une poignée, le contenant d'alimentation en graisse étant disposé sur le côté extérieur d'une machine industrielle, par rapport à un contenant de stockage de graisse d'un procédé de pressage sans poignée, de telle sorte que le contenant de stockage de graisse peut être disposé dans un espace d'installation étroit de la machine industrielle sans être limité, et qu'il n'est pas nécessaire de réduire la taille (hauteur) du contenant de stockage de graisse afin d'assurer l'espace d'installation. De plus, la présente invention présente une structure pour fournir un vérin de pression de graisse de façon à sceller, à la pression appropriée, des espaces d'accouplement latéraux par rapport à une rondelle et à une partie de frottement rotatif raccordée à un arbre de charnière de la machine industrielle, de façon à empêcher, à l'avance, de la graisse de fuir à travers les espaces d'accouplement latéraux de la rondelle et de la partie de frottement rotative raccordée à l'arbre de charnière, ce qui permet d'empêcher à l'avance une pollution environnementale, un incendie et un glissement.
PCT/KR2018/009764 2017-08-31 2018-08-24 Dispositif automatique et hydraulique d'alimentation en graisse WO2019045366A1 (fr)

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KR10-2017-0111251 2017-08-31
KR1020170111251A KR101831954B1 (ko) 2017-08-31 2017-08-31 유압식 그리스 자동 공급장치

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Publication number Priority date Publication date Assignee Title
KR101915069B1 (ko) 2018-09-19 2018-11-05 조동훈 유압식 그리스 자동 공급장치
KR101915070B1 (ko) 2018-09-19 2019-01-14 조동훈 유압식 그리스 자동 공급장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040015653A (ko) * 2002-08-13 2004-02-19 이기호 유압사용 건설기계장비를 위한 윤활유 자동공급장치
KR100537082B1 (ko) * 2005-03-14 2005-12-19 이기호 플런저 펌프식 가압기를 가진 그리스 자동 주입장치
KR20120084877A (ko) * 2011-01-21 2012-07-31 (주)세스텍 그리스 주입장치
KR20160148880A (ko) * 2015-06-17 2016-12-27 박경용 오일 실링 장치
KR101699670B1 (ko) * 2016-10-13 2017-01-24 조동훈 유압식 그리스 자동 공급장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040015653A (ko) * 2002-08-13 2004-02-19 이기호 유압사용 건설기계장비를 위한 윤활유 자동공급장치
KR100537082B1 (ko) * 2005-03-14 2005-12-19 이기호 플런저 펌프식 가압기를 가진 그리스 자동 주입장치
KR20120084877A (ko) * 2011-01-21 2012-07-31 (주)세스텍 그리스 주입장치
KR20160148880A (ko) * 2015-06-17 2016-12-27 박경용 오일 실링 장치
KR101699670B1 (ko) * 2016-10-13 2017-01-24 조동훈 유압식 그리스 자동 공급장치

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