WO2012050080A1 - 潤滑剤用カートリッジ容器及び潤滑剤用カートリッジ容器の使用方法 - Google Patents

潤滑剤用カートリッジ容器及び潤滑剤用カートリッジ容器の使用方法 Download PDF

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Publication number
WO2012050080A1
WO2012050080A1 PCT/JP2011/073323 JP2011073323W WO2012050080A1 WO 2012050080 A1 WO2012050080 A1 WO 2012050080A1 JP 2011073323 W JP2011073323 W JP 2011073323W WO 2012050080 A1 WO2012050080 A1 WO 2012050080A1
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WO
WIPO (PCT)
Prior art keywords
lubricant
cylindrical member
cartridge container
fluid
seal
Prior art date
Application number
PCT/JP2011/073323
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
慶三 斉藤
Original Assignee
リューベ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by リューベ株式会社 filed Critical リューベ株式会社
Priority to CN201180049873.6A priority Critical patent/CN103221732B/zh
Publication of WO2012050080A1 publication Critical patent/WO2012050080A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/0005—Containers or packages provided with a piston or with a movable bottom or partition having approximately the same section as the container
    • B65D83/0033—Containers or packages provided with a piston or with a movable bottom or partition having approximately the same section as the container the piston being a follower-piston and the dispensing means comprising a hand-operated pressure-device at the opposite part of the container
    • 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
    • F16N19/00—Lubricant containers for use in lubricators or lubrication systems

Definitions

  • the present invention relates to a cartridge cartridge for lubricant that is attached to various lubrication pumps that supply fluid lubricant (such as grease or oil) as appropriate for the purpose of lubrication of machine tools and industrial machines. And a method of using the cartridge container for lubricant.
  • fluid lubricant such as grease or oil
  • the conventional bellows-shaped lubricant cartridge container has a screw portion inserted into a connection member of a lubrication pump (not shown), and a crest portion and a trough portion that are connected to the screw portion and are alternately formed in the axial direction. And an accordion portion that can expand and contract in the axial direction.
  • the thread of the cartridge container for lubricant is attached to the connection member of the lubrication pump, whereby the lubricant cartridge container is connected to the lubrication pump. Then, the lubricant filled in the lubricant cartridge container is injected (or flows) into the lubrication pump through the screw portion. Further, when the lubricant inside the lubricant cartridge container is injected into the lubrication pump, the bellows portion of the lubricant cartridge container contracts.
  • the bellows-shaped lubricant cartridge container shrinks the bellows portion when the internal lubricant is injected into the lubrication pump, but at this time, there is a problem that the lubricant adheres to the peak portion and remains. . For this reason, the cartridge container for lubricant was discarded with the lubricant remaining.
  • the thickness of the lubricant cartridge container is reduced in order to reduce the remaining amount of lubricant, the strength of the lubricant cartridge container decreases, and a portion of the lubricant cartridge container is simplified. There is also a risk of breaking.
  • an object of the present invention is to provide a lubricant cartridge container and a method of using the lubricant cartridge container that can reduce the remaining amount of fluid lubricant such as grease and oil remaining inside after use.
  • the present invention relates to a cartridge container for a lubricant which is attached to a connecting member of the lubrication pump having a lubricant inflow portion for guiding the fluid lubricant to the lubrication pump and supplies the fluid lubricant to the lubrication pump.
  • the fluidity lubricant is configured to be filled, and is attached to the connection member of the lubrication pump, receives the suction force from the lubrication pump side, and passes through the lubricant inflow portion to the lubrication pump.
  • the fluid lubricant is accommodated in a space formed between a cylindrical member for supplying the lubricant and the lubricant inflow portion in a state where the cylindrical member is attached to the connection member of the lubrication pump.
  • the cylindrical member is arranged inside the cylindrical member, receives the suction force from the lubrication pump side, and flows into the lubricant inflow portion side of the fluid lubricant, and the lubricant inside the cylindrical member Flow
  • a moving member that moves toward the side, and an elastic seal that is provided on the moving member and maintains an airtight state between the outer side surface of the moving member and the inner side surface of the cylindrical member by pressing against the inner side surface of the cylindrical member And a member.
  • the moving member accommodates the fluid lubricant in the space formed between the moving member and the lubricant inflow portion in a state where the cylindrical member is attached to the connection member of the lubrication pump. It is arrange
  • the fluid lubricant flows to the lubricant inflow portion side and the moving member moves to the lubricant inflow portion side in the cylindrical member.
  • the elastic seal member is pressed against the inner surface of the cylindrical member to maintain an airtight state between the outer surface of the moving member and the inner surface of the cylindrical member.
  • the fluid lubricant filled in the cylindrical member flows along the inner surface (inner peripheral surface) of the cylindrical member.
  • the cylindrical member has no bellows and the inner surface of the cylindrical member has a smooth surface with no peaks or valleys, the fluid lubricant remains on the inner surface of the cylindrical member. Absent.
  • the elastic seal member provided on the moving member is pressed against the inner surface of the cylindrical member, and the elastic seal member scrapes off the fluid lubricant adhered to the inner surface of the cylindrical member as the moving member moves. Therefore, it is possible to reliably prevent the fluid lubricant from staying on the inner surface of the cylindrical member.
  • the elastic seal member is pressed against the inner surface of the cylindrical member to maintain an airtight state between the outer surface of the moving member and the inner surface of the cylindrical member. It is possible to prevent the fluid lubricant from passing through between the inner surface of the cylindrical member and the fluid lubricant from flowing out to the back side of the elastic seal member. As a result, almost all of the fluid lubricant filled in the lubricant cartridge container can be supplied to the lubrication pump, and the fluid lubricant can be prevented from remaining inside the lubricant cartridge container.
  • the cylindrical member has a shoulder portion located on the outer surface side of the lubricant inflow portion when attached to the connection member of the lubrication pump, and the elastic seal member includes the moving member.
  • a first seal portion that contacts the shoulder when moving inside the cylindrical member and reaches the shoulder, and contacts the lubricant inflow portion after the first seal contacts the shoulder It is preferable to have a second seal portion.
  • the tubular member has a shoulder located on the outer surface side of the lubricant inflow portion when attached to the connection member of the lubrication pump.
  • the elastic seal member includes a first seal portion that contacts the shoulder portion when the moving member moves inside the cylindrical member and reaches the shoulder portion, and a lubricant inflow portion after the first seal portion contacts the shoulder portion. A second seal portion in contact with the second seal portion.
  • the moving member moves to the shoulder side of the cylindrical member along with the flow of the fluid lubricant.
  • the volume of the space part (the space part in which the fluid lubricant is accommodated) formed by the partition decreases with the movement of the moving member when receiving the suction force.
  • sticker part of a moving member contacts a shoulder part.
  • the second seal portion comes into contact with the lubricant inflow portion.
  • the fluid lubricant that was interposed between the second seal portion of the moving member and the lubricant inflow portion (the fluid lubricant that was interposed between the first seal portion and the shoulder of the moving member) Is gradually supplied to the lubrication pump through the lubricant inflow portion.
  • the first seal portion of the moving member contacts the shoulder portion of the tubular member, and after a predetermined time has elapsed, the second seal portion of the moving member contacts the lubricant inflow portion.
  • the fluid lubrication inside the cylindrical member is performed. Most of the agent can be efficiently supplied to the lubrication pump. As a result, the remaining amount of the fluid lubricant remaining inside the cylindrical member can be reduced.
  • the second seal portion is configured to protrude to the side opposite to the shoulder portion side with respect to the first seal portion, and the second seal portion includes a central portion that contacts the lubricant inflow portion, It is preferable to have a step portion that connects the center portion and the first seal portion.
  • the second seal portion is configured to protrude to the side opposite to the shoulder portion with respect to the first seal portion, and the second seal portion includes a central portion that contacts the lubricant inflow portion, a central portion, and a first portion. And a step portion for connecting the one seal portion.
  • the rigidity is increased by the amount corresponding to the step portion, and the strength of the second seal portion is increased.
  • strength of a 2nd seal part becomes high, it has a countermeasure force with respect to the external force which acts on a 2nd seal part.
  • the step portion is elastically deformed, and a large external force can be absorbed by the step portion (second seal portion). As a result, the strength of the entire elastic seal member can be increased.
  • the stepped portion is elastically deformed when the central portion contacts the lubricant inflow portion.
  • the step portion is elastically deformed when the central portion contacts the lubricant inflow portion.
  • the second seal part receives a suction force and can smoothly move when the center part contacts the lubricant inflow part.
  • the step portion can be provided with the function of guiding the movement of the center portion toward the lubricant inflow portion side, thereby preventing poor contact between the center portion and the lubricant inflow portion. it can.
  • most of the fluid lubricant inside the cylindrical member can be efficiently supplied to the lubrication pump, and the remaining amount of fluid lubricant remaining inside the cylindrical member can be reduced. .
  • strength of a step part can be raised further.
  • the strength of the entire elastic seal member can be further improved.
  • the elastic seal member is provided with a refill prevention mechanism for preventing the fluid lubricant from refilling the cylindrical member.
  • the elastic seal member is provided with a refill prevention mechanism for preventing refilling of the fluid lubricant into the cylindrical member.
  • a refill prevention mechanism for preventing refilling of the fluid lubricant into the cylindrical member.
  • the refill prevention mechanism receives the fluid lubricant through the passage hole and receives the suction force to close the passage hole and prevent the fluid lubricant from flowing out of the passage hole.
  • a closing member that receives the pressing force when the pressing force is applied, opens the passage hole, and allows the fluid lubricant to flow out of the passage hole.
  • a pressing force acts on the refill prevention mechanism.
  • the pressing force also acts on the closing member, so that the closing member is pressed to open the passage hole, and the refilled fluid lubricant passes. It flows out from the hole to the back side of the moving member (the side opposite to the lubricant inflow portion side).
  • the refilled fluid lubricant flows out from the passage hole, so that the shoulder portion of the tubular member and the moving member are partitioned. It does not collect in the space.
  • the fluid lubricant cannot be refilled inside the tubular member (a space formed by the shoulder of the tubular member and the moving member).
  • the manufacturer (provider) of the lubricant cartridge container determines that the fluid lubricant has become empty. Collect the cartridge cartridge for the customer from the customer and check whether there is any abnormality such as damage or scratch. If there is no abnormality, the manufacturer (provider) of the cartridge cartridge for lubricant will flow again into the cartridge cartridge for lubricant. It is preferable to recycle by filling a functional lubricant. Thereby, since the resource called the cartridge container for lubricants can be used effectively, the amount of dust can be reduced, global warming can be prevented, and as a result, the environment can be protected.
  • the remaining amount of fluid lubricant such as grease or oil remaining inside after use can be reduced.
  • (A) is a figure of the state with which the modification of the press-fit part was filled in the refill prevention cylinder at the time of normal use
  • (B) It is a figure of the state by which the modified example of the press-fit component was extruded from the refill prevention cylinder with the pressing force which arises when refilling fluid lubricant.
  • the lubricant cartridge container according to the first embodiment of the present invention will be described with reference to the drawings.
  • the lubricant cartridge container of the present embodiment accommodates a fluid lubricant such as grease or oil supplied to the lubrication pump. Therefore, during normal use, the lubricant cartridge container is mounted on the lubrication pump.
  • the lubrication pump supplies a fluid lubricant (referred to as “lubricant” as appropriate) such as grease and oil for the purpose of lubrication of machine tools and industrial machines.
  • lubricant referred to as “lubricant” as appropriate
  • the configuration of the lubrication pump is not particularly limited, but an example thereof will be described later.
  • the lubricant cartridge container 10 includes a cylindrical member 12 having a cylindrical shape.
  • the cylindrical member 12 functions as a casing body that houses a fluid lubricant (referred to as “lubricant” as appropriate) L such as grease or oil used for the purpose of lubrication of machine tools, industrial machines, and the like.
  • lubricant referred to as “lubricant” as appropriate
  • L such as grease or oil used for the purpose of lubrication of machine tools, industrial machines, and the like.
  • the outer peripheral surface and inner peripheral surface of the cylindrical member 12 are formed into smooth curved surfaces. For this reason, the bellows part and the unevenness
  • the material of the cylindrical member 12 is not particularly limited, but for example, transparent polyester resin, milky white polyprop
  • a lid portion 14 is disposed at one end portion in the axial direction of the cylindrical member 12.
  • the lid portion 14 is attached to the one end portion in the axial direction of the tubular member 12, the one end portion in the axial direction of the tubular member 12 is closed by the lid portion 14. For this reason, the fluid lubricant L accommodated inside the cylindrical member 12 does not leak out from one end portion in the axial direction of the cylindrical member 12.
  • a shoulder 16 is formed at the other axial end of the cylindrical member 12.
  • the shoulder portion 16 is constituted by a reduced diameter portion obtained by reducing the diameter of the cylindrical member 12.
  • the shoulder portion 16 is inclined downward from the radially outer side toward the radially inner side in a state where the lubricant cartridge container 10 is attached to the lubrication pump 200 (see FIG. 7).
  • the shoulder portion 16 is not limited to the inclined configuration, and is horizontal from the radially outer side to the radially inner side in a state where the lubricant cartridge container 10 is attached to the lubricating pump 200. May be.
  • a neck 18 is formed on the radially inner side of the shoulder 16.
  • the neck portion 18 is formed in a cylindrical shape as a whole, and the lubricant inflow portion 18 for guiding the fluid lubricant L to the lubricant pump 200 in a state where the lubricant cartridge container 10 is attached to the lubricant pump 200. It is located on the outside in the radial direction. Note that the lubricant inflow portion 18 is attached to the connection member 40 of the lubrication pump 200.
  • a screw portion 22 (for example, a male screw portion) is formed on the outer peripheral surface of the neck portion 18.
  • the threaded portion 22 on the outer peripheral surface of the neck portion 18 is screwed into a threaded portion 42 (for example, a female threaded portion) formed on the connecting member 40, whereby the lubricant cartridge container 10 is attached to the lubrication pump 200.
  • a threaded portion 42 for example, a female threaded portion
  • a moving member 24 is provided inside the cylindrical member 12.
  • the moving member 24 moves along the axial direction of the cylindrical member 12.
  • the moving member 24 moves toward the other axial side of the cylindrical member 12 (lubricant inflow portion 20 side) by receiving a suction force acting from the lubricating pump 200 side.
  • the moving member 24 includes a cylindrical moving member main body 26.
  • a through hole 28 is formed in the central portion of the moving member body 26 in the radial direction.
  • the moving member main body 26 includes a cylindrical portion 26A that faces the inner peripheral surface of the cylindrical member 12, and a seal material mounting portion 26B that is integrally formed with the cylindrical portion 26A and extends obliquely inward in the radial direction. Yes.
  • a groove portion 26C is formed in the sealing material attachment portion 26B.
  • a hook portion 32B of an elastic seal member 30 described later is bonded to the groove portion 26C.
  • the sealing material attachment portion 26B functions as an attachment portion for attaching the elastic seal member 30.
  • An elastic seal member 30 made of rubber or resin that can be elastically deformed (for example, bending deformation) is attached to the seal material attaching portion 26B.
  • the elastic seal member 30 includes a first seal portion 32 that contacts the shoulder portion 16 when the moving member 24 moves inside the tubular member 12 and reaches the shoulder portion 16, and the first seal portion 32 is the shoulder portion 16. And a second seal portion 34 that contacts the lubricant inflow portion 20 after a predetermined time has passed.
  • the first seal portion 32 is formed on the outer side in the radial direction and is in pressure contact with the inner peripheral surface of the cylindrical member 12, the hook portion 32 ⁇ / b> B bonded to the groove portion 26 ⁇ / b> C, and the seal material attachment portion 26 ⁇ / b> B. And a bottom surface portion 32C.
  • the pressure piece 32 ⁇ / b> A is pressed against the inner peripheral surface of the tubular member 12 and elastically deforms. Note that the elastic deformation of the pressure piece 32 ⁇ / b> A is maintained even when the moving member 24 moves inside the cylindrical member 12.
  • the pressure piece 32 ⁇ / b> A of the elastic seal member 30 Due to the action of the pressure piece 32 ⁇ / b> A of the elastic seal member 30, when the moving member 24 is arranged inside the cylindrical member 12 or when the moving member 24 moves inside the cylindrical member 12, It is possible to prevent the fluid lubricant L from passing between the surface and the inner peripheral surface of the cylindrical member 12. That is, when the moving member 24 moves inside the cylindrical member 12, the pressure piece 32 ⁇ / b> A of the elastic seal member 30 scrapes out the fluid lubricant L attached to the inner peripheral surface of the cylindrical member 12 from the inner peripheral surface. Therefore, the fluid lubricant L does not adhere to the inner peripheral surface of the cylindrical member 12, and the fluid lubricant L flows to the back side (the lid portion 14 side) of the moving member 24. I can stop.
  • the second seal portion 34 is configured to protrude to the side opposite to the shoulder portion 16 side (the lid portion 14 side) with respect to the first seal portion 32. That is, the second seal portion 34 is a step of connecting the central portion 34A that is in contact with the level switch 70 and the lubricant inflow portion 20, and the central portion 34A and the radially inner end portion of the bottom surface portion 32C of the first seal portion 32. Part 34B.
  • the central portion 34A of the second seal portion 34 has a flat portion formed in a flat shape, and after a predetermined time has elapsed since the first seal portion 32 contacts the shoulder portion 16, the lubricant inflow portion 20 is provided. To touch.
  • the central portion 34 ⁇ / b> A of the second seal portion 34 contacts the lubricant inflow portion 20 in a time difference after the first seal portion 32 contacts the shoulder portion 16.
  • the step portion 34B is elastically deformed. Due to the elastic deformation of the stepped portion 34B, the central portion 34A of the second seal portion 34 approaches and contacts the contact surface of the lubricant inflow portion 20 in a substantially parallel state. As described above, the step 34B is elastically deformed, so that the movement path when the center portion 34A of the second seal portion 34 approaches the lubricant inflow portion 20 is kept normal, and the center of the second seal portion 34 is maintained.
  • the portion 34 ⁇ / b> A smoothly contacts the lubricant inflow portion 20. Further, by forming a step between the bottom surface portion 32C of the first seal portion 32 and the central portion 34A of the second seal portion 34 by the step portion 34B and connecting the two, the rigidity of the elastic seal member 30 is made stepped. Increase by the volume of 34B. Thereby, even when an external force is applied between the bottom surface portion 32C of the first seal portion 32 and the central portion 34A of the second seal portion 34, the stepped portion 34B having high rigidity is elastically deformed, so that the energy of the external force is reduced. It is converted into elastic energy of the step portion 34B and accumulated in the step portion 34B. Thus, the strength of the entire elastic seal member can be improved by increasing the volume of the elastic seal member 30 and increasing the rigidity.
  • the elastic seal member 30 is provided with a refill prevention mechanism 50 for preventing the fluid lubricant L from being refilled into the cylindrical member 12.
  • the refill prevention mechanism 50 mainly receives a suction force and a cylindrical refill prevention cylinder 52, a first outflow hole 54 (passage hole) that is a passage hole through which the fluid lubricant L can pass.
  • the outflow hole 54 is closed to prevent outflow of the fluid lubricant L from the first outflow hole 54, and when the pressing force is applied, the first outflow hole 54 is opened by receiving the pressing force and the first outflow hole 54 is opened.
  • a ball 56 blocking member that is a blocking member that allows the flowable fluid lubricant L to flow out.
  • a cylindrical refill prevention cylinder 52 is formed at the central part 34A of the second seal part 34 so as to protrude toward the lid part 14 side.
  • a first outflow hole 54 (passing hole) penetrating through the central portion 34A in the thickness direction is formed at a portion of the central portion 34A of the second seal portion 34 where the refill prevention cylinder 52 is formed.
  • a stopper 58 is provided at one end in the axial direction of the refill prevention cylinder 52 (on the side opposite to the first outflow hole 54 side).
  • a second outflow hole 60 that is a through hole is formed in the stopper 58.
  • a small coil spring 62 and a ball 56 are accommodated in the refill prevention cylinder 52.
  • the coil spring 62 is interposed between the ball 56 and the stopper 58 and applies an elastic force to the ball 56 in a predetermined case.
  • the ball 56 opens or closes the first outflow hole 54 according to the direction and the magnitude of the acting pressure. That is, the ball 56 has a function of opening or closing the first outflow hole 54 according to a dynamic environment.
  • the ball 56 closes the first outflow hole 54 in a normal state where no pressing force is applied to the ball 56 from the lubrication pump 200 side or in a state where only the suction force is acting on the ball 56 from the lubrication pump 200 side. .
  • one end portion of the coil spring 62 is in contact with the ball 56 in a state where no elastic force is applied or in a state where a small elastic force is applied.
  • the fluid lubricant L filled in the filling space portion 64 of the cylindrical member 12 passes through the refill prevention mechanism 50 and the back side of the moving member 24. It does not flow out into the space 66 formed on the lid 14 side.
  • the ball 56 receives the pressing force.
  • the ball 56 tries to move in the direction of opening the first outflow hole 54, but since the elastic force acts from the coil spring 62, the first force depends on the magnitude of the force. It is determined whether or not one outflow hole 54 is opened.
  • the ball 56 does not move and the closed state of the first outflow hole 54 is maintained. Is done. In this state, the fluid lubricant L filled in the filling space portion 64 of the cylindrical member 12 passes through the first outflow hole 54 and the second outflow hole 60 of the refill prevention mechanism 50, and is behind the moving member 24. It does not flow out into the space 66 formed on the lid 14 side.
  • the ball 56 at the time of refilling the fluid lubricant L is adjusted by adjusting the magnitude of the elastic force acting on the ball 56 from the coil spring 62. Therefore, the opening timing of the first outflow hole 54 can be freely set (adjusted).
  • the lubricant cartridge container 10 is mainly composed of the cylindrical member 12, the moving member 24, the elastic seal member 30, and the refill prevention mechanism 50. Then, from the unused state of the fluid lubricant L to the time when the bottom surface portion 32 ⁇ / b> C of the first seal portion 32 of the elastic seal member 30 contacts the shoulder portion 16, the shoulder portion 16 of the cylindrical member 12 and the moving member 24. Between the two, a filling space 64 is formed. Note that the volume of the filling space 64 gradually decreases as the moving member 24 moves toward the shoulder 16 in the cylindrical member 12. Further, as the moving member 24 moves toward the shoulder portion 16 inside the cylindrical member 12, a space portion 66 is formed between the lid portion 14 and the moving member 24, and the volume of the space portion 66 is increased. Gradually grows.
  • the volume of the filling space 64 is maximized, and the filling space 64 is filled with the fluid lubricant L. Then, when the fluid lubricant L is supplied to the lubrication pump 200, the moving member 24 moves to the shoulder 16 side inside the cylindrical member 12, and the volume of the filling space portion 64 becomes small, The amount of the fluid lubricant L that has been filled also decreases. In the unused cartridge container 10 for lubricant, the space 66 is not formed or only slightly formed.
  • connection member 40 of the lubrication pump 200 includes a support portion 44 that supports the shoulder portion 16 of the tubular member 12 of the cartridge container 10 for lubricant.
  • the connecting member 40 is formed with a lubricant inflow portion 20 for guiding the fluid lubricant L to the lubrication pump 200 side.
  • a screw portion 42 female screw portion that is screwed with the screw portion 22 of the cylindrical member 12 of the lubricant cartridge container 10 is formed on the radially outer side of the lubricant inflow portion 20.
  • Lubricant inflow portion 20 is formed in a cylindrical shape in appearance, and a level switch 70 is disposed therein.
  • the level switch 70 includes a stop signal for stopping the suction force acting from the lubrication pump 200 side when the fluid lubricant L filled in the lubricant cartridge container 10 runs out, and the lubricant cartridge container. 10 is used to output a replacement signal indicating that the cartridge 10 is to be replaced, and to output a warning sound indicating when the lubricant cartridge container 10 is replaced.
  • the level switch 70 is formed in a cylindrical shape, and a through hole 72 is formed inside.
  • a protrusion 74 is formed on the outer surface of the level switch 70, and a small coil spring 78 is disposed between the protrusion 74 and the support surface 76 of the lubricant inflow portion 20. For this reason, the level switch 70 is supported by the coil spring 78.
  • the tip end portion of the level switch 70 protrudes outside the lubricant inflow portion 20 (moving member 24 side).
  • An inflow hole 80 is formed in the level switch 70.
  • the fluid lubricant L supplied from the lubricant cartridge container 10 passes through the inflow hole 80 and is guided into the lubrication pump 200.
  • a filter 82 is disposed inside the level switch 70.
  • This filter 82 has a function of preventing foreign matter from entering the lubrication pump 200 side when foreign matter such as dust is mixed in the fluid lubricant L supplied from the cartridge container 10 for lubricant. Yes.
  • the said filter 82 is not an essential structural member, The structure in which the filter 82 is not provided is also object.
  • the level switch 70 described above is not limited to the configuration in which the level switch 70 is disposed in the lubricant inflow portion 20.
  • the configuration provided with the level switch 70 is an example, and the lubricant cartridge container 10 is also attached to the connection member 40 where the level switch 70 is not disposed in the lubricant inflow portion 20. Can do.
  • the lubricant cartridge container 10 is mounted on the lubrication pump 200.
  • a screw portion 22 for example, a male screw portion
  • the cylindrical member 12 is rotated so as to be screwed into a screw portion 42 (for example, a female screw portion) formed in the connection member 40.
  • the cylindrical member 12 moves to the mounting surface side of the connection member 40, and the lubricant cartridge container 10 is mounted on the lubrication pump 200.
  • the lubricant inflow portion 20 is inserted into the neck portion 18.
  • the fluid lubricant L filled in the filling space portion 64 of the cylindrical member 12 of the lubricant cartridge container 10 receives the suction force and receives the lubricant inflow portion. Move (flow) to the 20 side.
  • the fluid lubricant L that has moved to the lubricant inflow portion 20 side enters the lubrication pump 200 through the inflow hole 80 of the level switch 70. Thereby, the fluid lubricant L is supplied to the lubrication pump 200.
  • the fluid lubricant L filled in the filling space portion 64 of the cylindrical member 12 of the cartridge container 10 for lubricant is successively supplied to the lubricant inflow portion 20. It enters the inside of the lubrication pump 200 through (the inflow hole 80 of the level switch 70). Thereby, the volume of the fluid lubricant L filled in the filling space 64 of the cylindrical member 12 of the cartridge container 10 for lubricant is reduced. Accordingly, the moving member 24 similarly receives the suction force, and the moving member 24 moves to the shoulder 16 side of the cylindrical member 12.
  • the pressure piece 32 ⁇ / b> A of the elastic seal member 30 attached to the moving member 24 presses the inner peripheral surface of the cylindrical member 12 with a predetermined pressure
  • the pressure piece 32 ⁇ / b> A is connected to the inner periphery of the cylindrical member 12. Under the reaction force from the surface, it is always elastically deformed. For this reason, the space between the outer peripheral surface of the moving member 24 and the inner peripheral surface of the cylindrical member 12 is maintained in an airtightly sealed state. Thereby, the fluid lubricant L does not pass between the outer peripheral surface of the moving member 24 and the inner peripheral surface of the cylindrical member 12 and move to the space portion 66.
  • the fluid lubricant L having the pressure pieces 32A attached to the inner peripheral surface of the cylindrical member 12 is removed from the inner peripheral surface. Since it is scraped off and removed, the fluid lubricant L does not adhere to the inner peripheral surface of the cylindrical member 12 and remains.
  • the fluid lubricant L filled in the cylindrical member 12 is supplied to the lubrication pump 200 through the lubricant inflow portion 20 (inflow hole 80 of the level switch 70), and the lubricant inflow portion 20
  • the lubricant remaining in the vicinity of the outside is also supplied to the lubrication pump 200, and most of the fluid lubricant L of the cylindrical member 12 is supplied to the lubrication pump 200 side.
  • the central portion 34A of the second seal portion 34 of the elastic seal portion 30 presses the level switch 70.
  • the pressing force that acts on the level switch 70 from the central portion 34A of the second seal portion 34 of the elastic seal member 30 becomes greater than the elastic force that acts on the level switch 70 from the coil spring 78. It moves downward against the elastic force of the coil spring 78.
  • the fluid lubricant L filled in the cylindrical member 12 continues to be supplied to the lubrication pump 200 through the lubricant inflow portion 20 (inflow hole 80 of the level switch 70).
  • the entire level switch 70 is hidden inside the lubricant inflow portion 20, and the central portion 34 ⁇ / b> A of the second seal portion 34 of the elastic seal member 30 contacts the lubricant inflow portion 20. Since the entire level switch 70 is hidden inside the lubricant inflow portion 20, the inflow hole 80 of the level switch 70 is also hidden inside the lubricant inflow portion 20. Supply of the lubricant L to the lubrication pump 200 is stopped.
  • the cylindrical member 12 when the fluid lubricant L filled in the cylindrical member 12 is supplied to the lubrication pump 200, the cylindrical member 12 has a bellows.
  • the fluid lubricant L does not stay on the inner peripheral surface of the cylindrical member 12 because there is no portion and the inner peripheral surface of the cylindrical member 12 is a smooth surface with no peaks or valleys.
  • the pressure piece 32A of the elastic seal member 30 provided on the moving member 24 is in pressure contact with the inner peripheral surface of the cylindrical member 12, and the pressure piece 32A of the elastic seal member 30 is cylindrical as the moving member 24 moves.
  • the moving member 24 moves to the shoulder 16 side of the cylindrical member 12 along with the flow of the fluid lubricant L under the suction force acting from the lubrication pump 200 side.
  • the volume of the filling space portion 64 defined by the portion 16 and the moving member 24 decreases with the movement of the moving member 24 when receiving the suction force.
  • the bottom surface portion 32 ⁇ / b> C of the first seal portion 32 of the elastic seal member 30 contacts the shoulder portion 16.
  • the center portion 34A of the second seal portion 34 pushes the level switch 70 and eventually contacts the lubricant inflow portion 20. .
  • the fluid lubricant (the bottom surface portion 32C of the first seal portion 32 of the elastic seal member 30 and the shoulder) that has been interposed between the second seal portion 34 of the elastic seal member 30 and the lubricant inflow portion 20 is used.
  • the fluid lubricant L that has been interposed between the part 16 and the part 16 is also supplied to the lubrication pump 200 via the lubricant inflow part 20.
  • the central portion 34A of the second seal portion 34 is obtained. Comes into contact with the lubricant inflow portion 20.
  • the volume of the filling space 64 of the cylindrical member 12 filled with the fluid lubricant L is gradually reduced with a time interval (with a time difference), and thus the cylindrical member 12 Most of the internal fluid lubricant L can be efficiently supplied to the lubrication pump 200. As a result, the remaining amount of the fluid lubricant L remaining inside the cylindrical member 12 can be reduced.
  • the rigidity of the second seal portion 34 is increased. If the rigidity of the second seal portion 34 is increased, the counter force against the external force acting on the second seal portion 34 is increased accordingly. Further, when an external force acts on the step portion 34B of the second seal portion 34, the step portion 34B having high rigidity is elastically deformed, and the step portion 34B can absorb a large external force. As a result, the strength of the elastic seal member 30 can be increased.
  • the step portion 34B of the second seal portion 34 is elastically deformed when the central portion 34A comes into contact with the lubricant inflow portion 20.
  • the second seal part 34 receives the suction force, and the movement when the central part 34A comes into contact with the lubricant inflow part 20 can be smoothly performed. That is, since the step 34B of the second seal portion 34 is elastically deformed, the step 34B can have a function of guiding the movement of the central portion 34A toward the lubricant inflow portion 20 side. And poor contact with the lubricant inflow portion 20 can be prevented.
  • the configuration in which the level switch 70 is provided is described as an example, but the present invention can be applied to a configuration in which the level switch 70 is not provided.
  • the elastic seal member 30 is described with an example in which one pressure piece 32A is formed over the entire outer peripheral surface.
  • the present invention is not limited to this.
  • the elastic seal member 30 may be formed with a plurality of (for example, two) pressure pieces 32 ⁇ / b> A over the entire outer peripheral surface along the axial direction.
  • the sealing performance can be further improved by providing a plurality of pressure pieces 32A along the axial direction in the elastic seal member 30.
  • the configuration in which the refill preventing mechanism 50 is provided in the second seal portion 34 of the elastic seal member 30 is shown.
  • the prevention mechanism 50 may be provided in a part other than the second seal portion 34 of the elastic seal member 30. That is, as shown in FIG. 6, a protruding breakage portion 90 is provided at the tip of the lubricant inflow portion 20, and the breakage occurs when the central portion 34 ⁇ / b> A of the second seal portion 34 contacts the lubricant inflow portion 20.
  • the portion 90 may break the central portion 34A.
  • the fracture portion 90 functions as a refill prevention mechanism.
  • the fracture portion 90 has a simple configuration as compared with the configuration of the refill prevention mechanism 50 provided in the second seal portion 34 of the elastic seal member 30, thereby reducing the manufacturing cost of the lubricant cartridge container 10. There is also an effect.
  • lubrication pump 200 An example of the lubrication pump 200 to which the fluid cartridge L is supplied after the cartridge container 10 for lubricant of the present invention is mounted will be described below. Note that the lubrication pump 200 is not limited to the following configuration, and is applicable to all types of lubrication pumps that supply fluid lubricants such as grease and oil for the purpose of lubrication of machine tools and industrial machines. The lubricant cartridge container 10 of the present invention is applied.
  • the lubrication pump 200 is connected to a plurality of single metering valves Vt via a depressurization line Pt.
  • the single metering valve Vt is a single piston that discharges the fluid lubricant L by being reciprocated by pressurization and depressurization of the fluid lubricant L to a portion such as a toggle where the amount of oil supply may be relatively small. (Not shown) and one discharge port corresponding to this piston. Since the single metering valve Vt is operated by pressurizing and depressurizing the fluid lubricant L and discharges the fluid lubricant L, it needs to be depressurized. Therefore, the single metering valve Vt is connected to the decompression line Pt. Yes.
  • the lubrication pump 200 is connected to a single traveling type metering valve Vs via a non-depressurization line Ps.
  • the progressive valve Vs is a plurality of pistons (not shown) that are reciprocated in order by pressurization of the fluid lubricant L to a portion that requires a relatively large amount of oil supply to discharge the fluid lubricant L. And a plurality of pairs of discharge ports corresponding to the pistons.
  • This progressive metering valve Vs does not perform depressurization in order to maintain the pressure in the pipe when the pump is stopped and to discharge the fluid lubricant L from the progressive metering valve Vs without excess or deficiency and to accurately discharge the fluid. It is connected to the non-decompression line Ps.
  • the lubrication pump 200 is connected to two systems of pipelines, the decompression pipeline Pt and the non-decompression pipeline Ps.
  • the lubrication pump 200 includes a pump main body 202.
  • the pump main body 202 has a function of applying a suction force to the inside of the cartridge container 10 for lubricant and supplying the fluid lubricant L filled therein to the decompression pipe Pt and the non-decompression pipe Ps. Yes.
  • the pump main body 202 is a plunger type pump having a piston and a cylinder (not shown), and is reciprocally driven by a drive motor (not shown) via a cam mechanism (not shown).
  • a ball 56, a coil spring 62, and a stopper The tool 58 has been removed. Instead, a press-fit component 92 is press-fitted inside the refill prevention cylinder 52.
  • the volume of the press-fitting part 92 is set to be approximately the same as the volume of the refill prevention cylinder 52, and the inside of the refill prevention cylinder 52 is filled with the press-fitting part 92.
  • the first outflow hole 54 is closed by the press-fit component 92.
  • a press-fit component 94 having a volume much smaller than the volume of the press-fit component 92 used in FIGS. 8A and 8B may be used. .
  • a large gap is formed inside the refill prevention cylinder 52 and the first outflow hole 54 is opened.
  • the pressing force acting on the press-fit component 94 is greater than the press input of the press-fit component 94 as shown in FIG.
  • the press-fitting part 94 comes out of the refill prevention cylinder 52.
  • the press-fitting part 94 easily comes out of the refill prevention cylinder 52 only by applying a small pressing force to the press-fitting part 94, so that the fluid lubricant L is refilled inside the cylindrical member 12. It becomes possible to leave unfair acts (injustice facts) with certainty.
  • the manufacturer (provider) of the lubricant cartridge container determines that the fluid lubricant L is empty.
  • the lubricant cartridge container 50 is collected from the customer and checked for any abnormalities such as breakage or scratches. If there is no abnormality, the lubricant cartridge container manufacturer (provider) again
  • the cartridge container 50 is preferably filled with the fluid lubricant L and reused.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • General Details Of Gearings (AREA)
  • Reciprocating Pumps (AREA)
PCT/JP2011/073323 2010-10-14 2011-10-11 潤滑剤用カートリッジ容器及び潤滑剤用カートリッジ容器の使用方法 WO2012050080A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201180049873.6A CN103221732B (zh) 2010-10-14 2011-10-11 润滑剂用盒式容器

Applications Claiming Priority (2)

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JP2010232024A JP5690548B2 (ja) 2010-10-14 2010-10-14 潤滑剤用カートリッジ容器
JP2010-232024 2010-10-14

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WO2012050080A1 true WO2012050080A1 (ja) 2012-04-19

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CN (1) CN103221732B (zh)
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JP2018080757A (ja) * 2016-11-16 2018-05-24 リューベ株式会社 潤滑剤用カートリッジ容器及びこれを備えた潤滑剤供給システム
DE102017009866A1 (de) * 2017-10-24 2019-04-25 Samoa-Hallbauer GmbH Folgedeckel, insbesondere Fettfolgedeckel

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Publication number Priority date Publication date Assignee Title
WO2016172519A1 (en) 2015-04-23 2016-10-27 Graco Minnesota Inc. Autofill shutoff valve
KR101762673B1 (ko) 2016-06-27 2017-07-28 이종호 그리스 카트리지용 그리스 주입장치

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JP2000318769A (ja) * 1999-05-07 2000-11-21 Yokohama Rubber Co Ltd:The 高粘度物質の押出し装置
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Publication number Priority date Publication date Assignee Title
JP2018080757A (ja) * 2016-11-16 2018-05-24 リューベ株式会社 潤滑剤用カートリッジ容器及びこれを備えた潤滑剤供給システム
WO2018092571A1 (ja) 2016-11-16 2018-05-24 リューベ株式会社 潤滑剤用カートリッジ容器及びこれを備えた潤滑剤供給システム
KR20190069525A (ko) 2016-11-16 2019-06-19 류베 가부시키가이샤 윤활제용 카트리지용기 및 이를 구비한 윤활제 공급시스템
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DE102017009866A1 (de) * 2017-10-24 2019-04-25 Samoa-Hallbauer GmbH Folgedeckel, insbesondere Fettfolgedeckel

Also Published As

Publication number Publication date
TW201217680A (en) 2012-05-01
CN103221732A (zh) 2013-07-24
CN103221732B (zh) 2015-07-08
JP5690548B2 (ja) 2015-03-25
JP2012082005A (ja) 2012-04-26
TWI526647B (zh) 2016-03-21

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