WO2010119767A1 - 固体潤滑剤埋め込み複合ブッシュ軸受の製造方法 - Google Patents

固体潤滑剤埋め込み複合ブッシュ軸受の製造方法 Download PDF

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Publication number
WO2010119767A1
WO2010119767A1 PCT/JP2010/055765 JP2010055765W WO2010119767A1 WO 2010119767 A1 WO2010119767 A1 WO 2010119767A1 JP 2010055765 W JP2010055765 W JP 2010055765W WO 2010119767 A1 WO2010119767 A1 WO 2010119767A1
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WO
WIPO (PCT)
Prior art keywords
solid lubricant
inner cylinder
cast
mold
peripheral surface
Prior art date
Application number
PCT/JP2010/055765
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English (en)
French (fr)
Japanese (ja)
Inventor
庄平 山下
秀樹 山本
耕 星野
浩征 田中
Original Assignee
Ｊマテ．カッパープロダクツ 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 Ｊマテ．カッパープロダクツ 株式会社 filed Critical Ｊマテ．カッパープロダクツ 株式会社
Priority to CN2010800163808A priority Critical patent/CN102395436B/zh
Publication of WO2010119767A1 publication Critical patent/WO2010119767A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D13/00—Centrifugal casting; Casting by using centrifugal force
    • B22D13/02—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis
    • B22D13/023—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis the longitudinal axis being horizontal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D13/00—Centrifugal casting; Casting by using centrifugal force
    • B22D13/06—Centrifugal casting; Casting by using centrifugal force of solid or hollow bodies in moulds rotating around an axis arranged outside the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1095—Construction relative to lubrication with solids as lubricant, e.g. dry coatings, powder
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/14—Special methods of manufacture; Running-in
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/24—Brasses; Bushes; Linings with different areas of the sliding surface consisting of different materials
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2220/00—Shaping
    • F16C2220/02—Shaping by casting
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/30—Coating surfaces
    • F16C2223/44—Coating surfaces by casting molten material on the substrate

Definitions

  • the present invention relates to a manufacturing method of a composite bush bearing embedded with a solid lubricant, which is a sliding member in which a solid lubricant is embedded in a metal base and rotatably supports a shaft on its inner peripheral surface.
  • a composite bush bearing embedded with a solid lubricant for example, a type in which a graphite-based solid lubricant is embedded and fixed on a round tube metal base made of a copper-based or iron-based alloy as shown in FIG. 3 is well known. ing.
  • a manufacturing method of such a type of solid lubricant embedded composite bush bearing (1) a predetermined number of solid lubricant embedded holes in a round tube metal base manufactured by continuous casting or extrusion are machined. A solid lubricant is embedded and fixed there via an adhesive, and then finished and processed into a product. (2) The solid lubricant is cast by sand casting using a vanishing model incorporating the solid lubricant.
  • Patent Document 1 and Patent Document 2 that obtains a solid lubricant cast walnut material that is compounded into a cast solid in a metal solidified layer of disappearance model shape, and performs machining. .
  • the method (2) disclosed for the purpose of solving the above-mentioned problem in the method (1) requires a new production of the disappearance model and the embedding work of the model by sand mold molding each time.
  • it is not necessarily an efficient and inexpensive manufacturing method because it requires a certain runway and hot water that cannot be commercialized.
  • the flow and filling resistance of the molten metal poured into the disappearing model shape portion in the sand mold increases, so that the hot water around the solid lubricant is increased.
  • the risk of causing quality defects such as poor rotation and slag entrainment increases.
  • the problem in the manufacturing method of (1) has not been solved, and therefore a solid lubricant embedded in a solid lubricant embedded in a round tube metal base
  • the composite bush bearing is actually manufactured by the method (1).
  • the present invention has been made in view of the above-described problems in the known manufacturing method.
  • the object of the present invention is to open a solid lubricant embedding hole in a round tube metal base each time and bond the solid lubricant to the embedding hole.
  • the present invention relates to a method of manufacturing a solid bushing embedded composite bushing bearing characterized in that an agent casting material is obtained.
  • a separating cylindrical gap 17 for enabling separation of the inner cylinder 1 from the cast-solidified layer 16 is provided between the inner peripheral surface of the cast-solidified layer 16 and the outer peripheral surface of the inner cylinder 1.
  • the inner cylinder 1 is separated from the cast-up solidified layer 16 and the solid lubricant 4 incorporated in the inner cylinder 1 is removed to repeatedly use the inner cylinder 1.
  • 2 relates to a method of manufacturing a solid lubricant-embedded composite bush bearing described in item 2.
  • the present invention when manufacturing the solid lubricant embedded composite bushing bearing, in the conventional manufacturing method, a solid lubricant embedded hole is formed in the round tube metal base by machining each time in the product unit, The step of embedding and fixing the lubricant via the adhesive can be omitted. Furthermore, the inner cylinder for incorporating the solid lubricant can be used repeatedly, and the quality and soundness of the solidified metal layer in which the solid lubricant is cast-combined can be stably secured.
  • the present invention exerts a great effect in manufacturing a solid lubricant embedded composite bush bearing efficiently and inexpensively while ensuring quality and soundness.
  • (C) is a sectional view of a mold in which an inner cylinder incorporating a solid lubricant is incorporated in its inner space
  • (d) is a sectional view showing a state of vertical centrifugal casting
  • (e) Is a cross-sectional view of the solid lubricant cast-in raw material in a cast state
  • (f) is a cross-sectional view of the solid lubricant cast-in raw material taken out from the mold
  • (g) is a cross-section of the separated solid lubricant cast-in raw material.
  • FIG. 5 is a perspective view of an example of a solid lubricant embedded composite bush bearing in which a solid lubricant is embedded and fixed in a round tube metal base.
  • the present invention has technical features in that a solidified cylindrical metal solidified layer in which a solid lubricant is cast-combined is formed by centrifugal casting, and is configured in detail as follows.
  • Metal is formed by centrifugal casting into a cylindrical gap formed between the inner peripheral surface of the mold and the outer peripheral surface of the inner cylinder in which the solid lubricant protrudes from the outer peripheral surface incorporated in the inner space of the mold.
  • a solid lubricant casting for producing a solid bush embedded with a solid lubricant as a product by supplying a molten metal and forming a solidified cylindrical layer of the metal in which the solid lubricant is cast and compounded in the gap.
  • a stuffed material can be obtained.
  • the incorporation pattern of the solid lubricant on the outer peripheral surface of the inner cylinder is determined in accordance with the embedding pattern of the solid lubricant in the product to be manufactured, and various patterns are possible.
  • the solid lubricant cast in the solidified metal layer is firmly fixed in the solidified layer by the shrinkage force associated with the solidification shrinkage and heat shrinkage of the metal. Even during use, the solidified layer does not fall out.
  • a cylindrical shape for enabling separation of the inner cylinder from the solidified metal layer between the inner circumferential surface of the solidified cylindrical metal solidified layer of the solid lubricant and the outer circumferential surface of the inner cylinder By forming the gap, the inner cylinder can be separated and repeatedly used.
  • the gap can be freely controlled to an appropriate amount necessary for separating the inner cylinder by changing the amount of molten metal poured under centrifugal casting, and the gap can be freely controlled by centrifugal casting. It can be done for the first time.
  • the method for separating the inner cylinder from the cylindrical metal solidified layer is, for example, a method in which a hole saw is inserted into the above-described cylindrical gap and rotated to cut the exposed portion of the solid lubricant in the gap, or the inner cylinder is blown to give an individual.
  • a method of breaking the exposed portion of the lubricant can be selected as appropriate.
  • FIGS. 1 (a) to 1 (j) are process diagrams showing the manufacturing process in time series.
  • FIG. 1A which is a first process diagram, is a cross-sectional view of an inner cylinder 1 for incorporating a solid lubricant, and a solid lubricant in a composite bush bearing product embedded with a solid lubricant to be manufactured on the peripheral wall 2 thereof.
  • a through-hole 3 for embedding and fixing the solid lubricant 4 is formed in alignment with the embedded pattern.
  • the inner tube 1 may be made of any material that can withstand repeated use at high temperatures. In this embodiment, an S45C round tube machined to dimensions of an outer diameter of 40 mm, an inner diameter of 30 mm, and a height of 95 mm is used.
  • the inner wall 1 for incorporating the solid lubricant 4 was formed by opening 40 through holes 3 having a diameter of 8 mm in the peripheral wall 2.
  • FIG. 1B which is a second process diagram, is a cross-sectional view of the inner cylinder in which the solid lubricant 4 to be cast is incorporated and fixed in the through hole 3 of the inner cylinder 1, and the solid lubricant 4 has a diameter of 8 mm.
  • the graphite solid lubricant having a length of 20 mm is incorporated so as to protrude about 15 mm from the outer peripheral surface of the inner cylinder 1.
  • the adhesive is fixed through an adhesive, there is a method in which the diameter of the through hole 3 of the inner cylinder 1 is designed to be slightly smaller than the diameter of the solid lubricant 4 and is press-fitted and fixed.
  • FIG. 1 (c) which is a third process diagram, is a cross-sectional view showing a state where the inner cylinder 1 incorporating the above-described graphite-based solid lubricant is incorporated into the inner space of the mold 5.
  • the casting mold 5 is made of S45C, and is composed of a barrel portion 6 having an outer diameter of 89 mm, an inner diameter of 74 mm, and a height of 105 mm, and an upper lid 8 and a lower lid 9 having a pouring port 7 having a diameter of 28 mm opened at the center.
  • the inner cylinder 1 in which 4 is incorporated is fitted and fixed to the fitting portion 10 on the lower surface of the upper lid via a high-temperature adhesive so that the axis of the inner cylinder 1 coincides with the axis of the pouring port 7. It is suspended by.
  • a fireproof coating agent is applied to the inner surface of the mold 5 to prevent the metal melt from being welded and to insulate it, and is dried.
  • a cylindrical gap 11 having an interval of about 17 mm is formed between the inner peripheral surface of the mold 5 and the outer peripheral surface of the inner cylinder. Further, the lower end of the inner cylinder 1 and the upper surface of the mold lower lid 9 are formed. In the meantime, gaps 12 are formed at intervals of about 10 mm for the molten metal 13 poured into the mold 5 to flow toward the inner peripheral surface of the mold 5.
  • the former gap interval is the inner diameter of the mold 5 and the thickness of the cast solidified layer 16 of the solid lubricant casting material to be obtained, and the cylindrical gap 17 required for separating the inner cylinder 1 (for separation).
  • the latter gap interval is such that the molten metal 13 poured into the mold through the inner space of the inner cylinder 1 does not rise along the inner peripheral surface of the inner cylinder 1 due to centrifugal force. And it is sufficient.
  • the protruding length of the solid lubricant 4 from the outer peripheral surface of the inner cylinder in other words, the distance between the inner peripheral surface of the mold 5 and the tip of the solid lubricant 4 is determined by the embedded length of the solid lubricant in the product. In the case of the present embodiment, it is about 3 mm.
  • FIG. 1D which is a fourth process diagram, is a cross-sectional view showing a state in which the mold 5 set up in the third process is set on the rotary table 15 of the vertical centrifugal caster and is under centrifugal casting.
  • the molten metal 13 is poured into the casting mold 5 that rotates at high speed through the pouring trough 14 to the inner space of the inner cylinder 1.
  • 1560 g of high-strength brass 13 at 1070 degrees Celsius is poured into the mold 5 rotating at the speed of 1300 revolutions per minute about the axial direction of the inner cylinder 1 in about 2 to 3 seconds.
  • the mold 5 was kept rotating for about 1 minute at the rotational speed, and then the rotation of the mold 5 was stopped.
  • the mold temperature immediately before the start of pouring was set to 200 ° C. to 300 ° C. by preheating. What is necessary is just to optimize by the pouring temperature or the quantity of the solid lubricant 4 to be cast, and the rotation speed of the mold 5 may be optimized by the dimensions of the product, the type of molten metal, and the like.
  • FIG. 1E which is a fifth process diagram, is a cross-sectional view of the state after completion of centrifugal casting.
  • the high-strength brass melt 13 poured into the mold 5 is moved to the inner peripheral surface side of the mold 5 through a gap 12 formed between the lower end of the inner cylinder and the upper surface of the mold lower lid by centrifugal force due to high-speed rotation of the mold.
  • a solidified layer 16 of high-strength brass in which the solid lubricant 4 is cast-combined is formed.
  • a solid lubricant is used because a strong centrifugal force by centrifugal casting ensures a good flow and filling of the molten metal into the cylindrical gap 11 formed between the inner peripheral surface of the mold 5 and the outer peripheral surface of the inner cylinder. Poor hot water around the slag and light slag having a low specific gravity are suppressed, and the solid lubricant cast-up solidified layer 16 having high quality and soundness is formed. Further, since the solid lubricant 4 is firmly cast-fixed in the solidified layer 16 by the shrinkage force accompanying the solidification shrinkage and thermal contraction of the metal, it does not fall out of the solidified layer 16.
  • FIG. 1 (f) which is a sixth process drawing, is a cross-sectional view of the solid lubricant cast material 18 taken out from the mold.
  • the solid lubricant cast material 18 obtained by pouring 1560 g of high-strength brass melt has an outer diameter of 72 mm, an inner diameter of 51 mm on the upper end side, 53 mm on the lower end side, and a height of 102 mm.
  • the thickness of the layer 16 was about 10 mm on average, and the interval between the cylindrical gaps 17 for separating the inner cylinder 1 was about 6 mm on average.
  • FIG. 1 (g) and FIG. 1 (h), which are seventh process diagrams, are cross-sectional views of the separated solid lubricant cast material 18 and the inner cylinder 1.
  • the separation of the two was performed by cutting the exposed portion of the solid lubricant in the cylindrical gap 17 formed between the inner peripheral surface of the cast-solidified layer 16 and the outer peripheral surface of the inner cylinder with a hole saw. It can also be separated by applying a hit to the inner cylinder 1.
  • FIG. 1 (i) which is an eighth process diagram, is a cross-sectional view showing a state in which the obtained solid lubricant cast-in raw material 18 is commercialized as a solid lubricant embedded composite bush bearing 19 by machining.
  • the outer peripheral surface and upper and lower surfaces of the solid lubricant cast material 18 are finished to predetermined dimensions by machining, so that a solid lubricant embedded composite bush bearing 19 having an outer diameter of 68 mm, an inner diameter of 56 mm, and a length of 98 mm is obtained.
  • a solid lubricant embedded composite bush bearing 19 having an outer diameter of 68 mm, an inner diameter of 56 mm, and a length of 98 mm is obtained. was able to produce the product.
  • the product is a type in which the solid lubricant 4 is exposed on the outer peripheral surface, but the solid lubricant can be adjusted by adjusting the casting length of the solid lubricant 4 and the machining allowance of the outer peripheral surface during machining. It is also possible to obtain a type of product in which 4 is not exposed on the outer peripheral surface, and it is also an advantage of the present invention that the production of both types of products can be simplified.
  • FIG. 1 (j) which is also the eighth step diagram, is a cross-sectional view of the inner cylinder 1 from which the solid lubricant cutting residue 20 left in the through holes 3 of the peripheral wall 2 is removed during separation.
  • the solid lubricant 4 is removed from the through hole 3 by applying a blow or the like, and the high-temperature adhesive residue remaining on the through hole 3 is removed by brushing or the like. It is regenerated as an inner cylinder 1 for incorporation, and can be used repeatedly. The realization of separation and repeated use of the inner cylinder 1 greatly contributes to reduction of the inner cylinder cost.
  • the present invention is not limited to the above-described embodiment, and can be achieved by horizontal centrifugal casting as shown in FIG.
  • the inner cylinder 1 in which the solid lubricant 4 is incorporated on the outer peripheral surface thereof is fixed to the anti-pouring side end plate 21 of the mold 5, and the pouring side end of the inner cylinder 1 and the mold are fixed.
  • a gap 23 having an appropriate interval is secured between the molten metal and the molten metal side end plate 22, and the molten metal 13 is poured directly onto the inner peripheral surface of the casting mold 5 rotating at high speed through the poured trough 14 to the gap 23.
  • the poured molten metal 13 flows along the inner peripheral surface of the mold 5 by centrifugal force and flows in the cylindrical gap 11 formed between the inner peripheral surface and the outer peripheral surface of the inner cylinder 1 to form a solid.
  • the solid lubricant cast material 18 can be obtained.
  • a cylindrical gap 17 for separating the inner cylinder 1 from the metal solidified layer 16 is formed by controlling the supply amount of the molten metal 13 into the mold 5 as in the case of vertical centrifugal casting.
  • the composite bush bearing 19 embedded with a solid lubricant as the final product can be manufactured through the same process as that of vertical centrifugal casting.
  • the present invention can be achieved regardless of whether vertical centrifugal casting or horizontal centrifugal casting as described above, and also regarding the material and shape of the solid lubricant and the embedding pattern of the solid lubricant in the inner cylinder, Various modifications are possible.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
PCT/JP2010/055765 2009-04-14 2010-03-30 固体潤滑剤埋め込み複合ブッシュ軸受の製造方法 WO2010119767A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010800163808A CN102395436B (zh) 2009-04-14 2010-03-30 包埋有固体润滑剂的复合滑动轴承的制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-097894 2009-04-14
JP2009097894A JP4820885B2 (ja) 2009-04-14 2009-04-14 固体潤滑剤埋め込み複合ブッシュ軸受の製造方法

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WO2010119767A1 true WO2010119767A1 (ja) 2010-10-21

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JP (1) JP4820885B2 (enrdf_load_stackoverflow)
CN (1) CN102395436B (enrdf_load_stackoverflow)
WO (1) WO2010119767A1 (enrdf_load_stackoverflow)

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CN103671482B (zh) * 2013-12-09 2015-12-02 浙江大学 能产生分布式热楔形动压润滑的滑动轴承
JP6368583B2 (ja) * 2014-08-19 2018-08-01 三協オイルレス工業株式会社 接着剤塗布機構、及び、それを備えた固体潤滑剤埋設装置
JP2019211003A (ja) * 2018-06-05 2019-12-12 新東工業株式会社 電動シリンダ
CN115789092B (zh) * 2022-12-21 2023-10-10 嘉善迪克精密机械有限公司 金属基镶嵌固体自润滑轴承的制作工艺

Citations (4)

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Publication number Priority date Publication date Assignee Title
JPS525449B1 (enrdf_load_stackoverflow) * 1968-06-03 1977-02-14
JPS54112308A (en) * 1978-02-22 1979-09-03 Hitachi Funmatsu Yakin Kk Production of bearing having embeded solid lubricant material therein
JPS5834229A (ja) * 1981-08-19 1983-02-28 Hitachi Chem Co Ltd 軸受の製造方法
JPH01269721A (ja) * 1988-04-22 1989-10-27 Mitsui Eng & Shipbuild Co Ltd 軸受の製法

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DE3128294A1 (de) * 1981-07-17 1983-02-03 Küsters, Eduard, 4150 Krefeld "walze"
DE10034641C2 (de) * 2000-07-15 2001-12-06 Sandor Cser Verfahren und Vorrichtung zur Herstellung von gegossenen Werkstücken
CN1414256A (zh) * 2002-09-09 2003-04-30 周发金 轴承套圈加工成型工艺
CN101386026A (zh) * 2007-09-14 2009-03-18 日立金属株式会社 离心铸造制轧辊

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS525449B1 (enrdf_load_stackoverflow) * 1968-06-03 1977-02-14
JPS54112308A (en) * 1978-02-22 1979-09-03 Hitachi Funmatsu Yakin Kk Production of bearing having embeded solid lubricant material therein
JPS5834229A (ja) * 1981-08-19 1983-02-28 Hitachi Chem Co Ltd 軸受の製造方法
JPH01269721A (ja) * 1988-04-22 1989-10-27 Mitsui Eng & Shipbuild Co Ltd 軸受の製法

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CN102395436A (zh) 2012-03-28
JP4820885B2 (ja) 2011-11-24
CN102395436B (zh) 2013-12-18

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