WO2017102647A1 - Coussinet lisse et procédé de fabrication dudit coussinet lisse - Google Patents

Coussinet lisse et procédé de fabrication dudit coussinet lisse Download PDF

Info

Publication number
WO2017102647A1
WO2017102647A1 PCT/EP2016/080637 EP2016080637W WO2017102647A1 WO 2017102647 A1 WO2017102647 A1 WO 2017102647A1 EP 2016080637 W EP2016080637 W EP 2016080637W WO 2017102647 A1 WO2017102647 A1 WO 2017102647A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
plain bearing
bearing bush
elastomer
sliding
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/EP2016/080637
Other languages
German (de)
English (en)
Inventor
Kamran RIAHI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Federal Mogul Deva GmbH
Original Assignee
Federal Mogul Deva GmbH
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 Federal Mogul Deva GmbH filed Critical Federal Mogul Deva GmbH
Publication of WO2017102647A1 publication Critical patent/WO2017102647A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/208—Methods of manufacture, e.g. shaping, applying coatings
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/06—Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
    • F16C27/063—Sliding contact bearings
    • 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
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/201—Composition of the plastic
    • 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
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/203—Multilayer structures, e.g. sleeves comprising a plastic lining
    • F16C33/206—Multilayer structures, e.g. sleeves comprising a plastic lining with three layers
    • 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
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
    • 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
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
    • F16C2208/04—Glass fibres
    • 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
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/10—Elastomers; Rubbers
    • 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
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/80—Thermosetting resins
    • F16C2208/82—Composites, i.e. fibre reinforced thermosetting resins
    • 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
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/80—Thermosetting resins
    • F16C2208/86—Epoxy resins
    • 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
    • F16C2220/28—Shaping by winding impregnated fibres
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/60—Thickness, e.g. thickness of coatings

Definitions

  • the invention relates to a plain bearing bushing according to the preamble of claim 1 and a method for producing such a plain bearing bushing according to claim 16.
  • Such slide bearings which are produced in particular as plain bearing bushes, consist of a single-layer sliding layer material or of a bearing material constructed from two layers, which has a base layer and a sliding layer.
  • the support layer is typically characterized by glass fibers or carbon fiber reinforced epoxy resin matrix, which has a very high load capacity.
  • the sliding layer is usually composed of special non-abrasive or less abrasive synthetic fibers or threads as reinforcing elements, solid lubricants and also an epoxy resin matrix.
  • composition is adjusted so that the required tribological properties adjust, depending on the material and nature of the counter-rotor and the environmental conditions, such.
  • B. wet or dry running can vary.
  • Such plain bearing bushes consisting of a sliding and a supporting layer are usually statically loadable up to 230 MPa and dynamic loading up to 140 MPa.
  • the plain bearing bushes receive a shaft, which can assume inclinations of up to 5 ° with respect to the axis of the plain bearing bush, in particular for non-volatile bores of the shaft receptacles. Such misalignments lead to a load on the edges of the plain bearing bush, in particular the edges of the sliding layer, where additional wear occurs.
  • spherical plain bearings are therefore used to compensate for misalignments.
  • spherical plain bearings have the disadvantage that they require a large amount of space and consist of at least two components.
  • the plain bearing bush has a base layer of a base layer material and a sliding layer. Between the support layer and the sliding layer at least one elastomer layer is arranged.
  • the base layer is outboard and the overlay layer is disposed internally.
  • the advantage of the plain bearing bush is that the elastomer layer compensates for the misalignment of a shaft mounted in the plain bearing bush and the sliding layer is thereby relieved in the edge region.
  • the entire sliding layer can follow the misalignment of the shaft, so that at the edges of the sliding simply no additional stress occurs, whereby the edge wear is minimized overall.
  • the plain bearing bushing according to the invention is suitable for the compensation of misalignments of a shaft to a maximum of 5 °, in particular up to 2 ° and thus represents an interim solution between a conventional plain bearing bush without elastomer layer and a spherical bearing, the required space usually larger compared to a conventional plain bearing bushing but is less than or equal to a spherical bearing bushing.
  • the plain bearing bush according to the invention is only one component.
  • the elastomeric layer comprises a matrix material of a rubber material.
  • the elastomeric layer comprises a matrix material of ethylene-propylene-diene rubber (EPDM).
  • EPDM ethylene-propylene-diene rubber
  • this material is, in particular, that it adheres very well to the sliding layer and to the supporting layer, in particular when the sliding layer and the supporting layer each have a matrix material made of epoxy resin. Good adhesion is particularly necessary when the plain bearing bush is subjected to high loads and the elastomer layer not only Pressure but also withstand shear loads. In order to improve the adhesion even further, it is also possible to add adhesion promoters to the elastomer material.
  • elastomer materials for the matrix material of the elastomer layer are ethylene-propylene rubber (EPM), ethylene-acrylate rubber (EAM), fluorocarbon rubber (FKM), acrylate rubber (ACM), acrylonitrile-butadiene rubber (NBR), hydrogenated Nitrile rubber (HNBR), carboxylate nitrile rubber (XNBR), hydrogenated carboxylate nitrile rubber (XHNBR), natural rubber (NR), ethyl vinyl acetate (EVA), chlorosulfonyl polyethylene rubber (CSM), chlorinated Polyethylene (CM), butyl or halobutyl rubber, silicone rubber (VMQ, MVQ), fluoro-silicone rubber (FVMQ, MFQ), chlorohydrin rubber (CO), epichlorohydrin rubber (ECO), polychloroprene rubber ( CR), one-component polyurethane (PU).
  • EPM ethylene-propylene rubber
  • EAM ethylene-acrylate rubber
  • the mentioned elastomeric materials are known, for example, from WO 2013/0451 14 A2 and WO 2013/045087 A1.
  • the elastomeric materials are used in energy-absorbing composite materials. These composite materials find application z. As in skis, surfboards, housing for computers or body parts of vehicles such. B. for interior trim and skin cladding elements.
  • the elastomer layer may additionally contain crosslinking agents from the group of peroxides, amines and / or bisphenols.
  • the elastomer layer comprises reinforcing fibers.
  • reinforcing fibers are preferably glass fibers, nylon fibers, polyester fibers, carbon fibers, viscose fibers, aramid fibers and / or metal fibers in question. These fibers can also be incorporated as a fabric material.
  • the sliding layer material of the sliding layer comprises at least one thermosetting polymer, which preferably forms the matrix material.
  • Matrix material is the material that forms the largest portion of the overlay material.
  • the thermosetting polymer used is preferably an epoxy resin.
  • the sliding layer consists of at least one winding layer having reinforced with plastic filaments epoxy resin.
  • the plastic filaments are preferably not or little abrasive.
  • the epoxy resin may contain solid lubricants.
  • a winding layer refers to a layer which is produced by winding up at least one thread impregnated in epoxy resin, preferably in a cross winding technique.
  • a filament is in textile terminology the term for fibers with virtually unlimited length. Under a thread, a textile of several interconnected or twisted fibers is called.
  • polyester filaments are used as plastic filaments.
  • the plastic threads preferably have polyester filaments and PTFE particles.
  • the cured overlay of an epoxy resin matrix with plastic filaments of preferably polyester filaments and PTFE particles can be machined well.
  • This sliding layer structure is therefore particularly suitable for precision sliding bearings, which must be reworked, for example, by drilling, honing or the like to final dimensions.
  • PTFE acts as a solid lubricant and thus serves to improve the tribological properties of the sliding layer material.
  • the proportion of PTFE particles in the plastic thread 2 wt .-% to 40 wt .-%, particularly preferably 30 wt .-% to 36 wt .-%.
  • epoxy resins are used which cure at temperatures T> 120 ° C.
  • bisphenol-based epoxy resins are used.
  • an epoxy resin which contains graphite in a proportion of 1 wt .-% to 40 wt .-% based on the epoxy resin.
  • the epoxy resin may contain PTFE particles in a proportion of 1 wt .-% to 40 wt .-% based on the epoxy material.
  • the sliding layer material has good sliding properties and high wear resistance and also has good elastic properties, which is advantageous in conjunction with the elastomer layer.
  • the base layer material of the base layer preferably comprises at least one thermosetting polymer which preferably forms the matrix material.
  • a thermosetting polymer preferably also an epoxy resin is used.
  • the support layer consists of at least one winding layer having reinforced with glass fibers and / or carbon fibers epoxy resin.
  • the same epoxy resins are used for the sliding layer and the base course material.
  • Carbon fibers which are also referred to as carbon fibers, are industrially produced fibers from carbonaceous raw materials by chemical reactions adapted to the raw material are converted into graphitic carbon.
  • Anisotropic carbon fibers show high strength and stiffness with low elongation at break in the axial direction.
  • the base layer material is much stiffer and more stable.
  • At least one intermediate layer of the base layer material is arranged between the base layer and the sliding layer.
  • the intermediate layer is preferably arranged between the elastomer layer and the sliding layer.
  • the plain bearing bush preferably has a 4-layer structure: support layer - elastomer layer - intermediate layer - sliding layer. The elastomer layer is thus packed between two layers of base layer material.
  • the intermediate layer is preferably made of the same rigid material as the support layer, the strength of the entire plain bearing bush is significantly improved.
  • a periodically constructed multilayer system is arranged between the support layer and the sliding layer, wherein the periodicity consists of at least two individual layers, wherein a single layer consists of an elastomer layer and a single layer of an intermediate layer of the support layer material.
  • the thickness D 2 of the elastomer layer is preferably 0.2 mm to 200 mm, particularly preferably 0.2 mm to 100 mm, in particular 0.25 mm to 15 mm.
  • the thickness D of the sliding layer is preferably 0.5 mm to 300 mm, particularly preferably 0.5 mm to 15 mm, in particular 0.5 mm to 5 mm.
  • the thickness Di of the support layer is preferably 1 mm to 300 mm, preferably 3 mm to 50 mm, in particular 3 mm to 10 mm.
  • the thickness D 3 of the intermediate layer is preferably 0.5 mm to 100 mm, preferably 0.5 mm to 15 mm, in particular 1 mm to 5 mm.
  • the thickness D 6 of the multilayer system is preferably 1.4 mm to 500 mm, particularly preferably 1.4 mm to 100 mm. These thicknesses preferably relate to plain bearing bushes with an inner diameter of 20 to 300 mm.
  • the details of the thicknesses relate to plain bearing bushes with an inner diameter of 10 mm to 1000 mm, preferably 25 mm to 300 mm.
  • the outer diameter of the plain bearing bushes are 15 mm to 1400 mm, preferably 42 mm to 430 mm.
  • the bushing widths are preferably in the range of 10 mm to 1000 mm, preferably at 20 mm to 300 mm or at 25 mm to 300 mm, in particular at 20 mm to 130 mm.
  • the plain bearing bush according to the invention can be used in the temperature range from -40 ° C to 140 ° C, preferably in the temperature range from -40 ° C to 80 ° C.
  • the plain bearing bush is produced by a process with at least the following process steps, which are carried out in chronological succession:
  • the first heat treatment according to method step d), which is also referred to as fishing, serves to cure the overlay and the base layer material, but the elastomer material is still left in the plastic state.
  • the curing is started in the first heat treatment. Complete curing preferably does not yet take place in this process step. Since the elastomer layer is between the support layer and the sliding layer, the elastomer layer is clamped by the angeling between these layers, so that a pressure is built up in the elastomer layer.
  • At least one plastic filament having plastic filaments impregnated with epoxy resin is wound onto a winding core.
  • at least one glass fiber thread impregnated with epoxy resin and / or a carbon thread impregnated with epoxy resin are wound onto the plastic elastomer material of the elastomer layer.
  • the gelling according to method step d) is preferably carried out at a temperature Ti of 80 ° C. to 1 00 ° C., in particular in a temperature range from 85 ° C. to 95 ° C.
  • the gelling is carried out according to process step d) over a period of preferably 10 to 1 80 minutes, more preferably in a period of 30 to 50 minutes.
  • a rubber material more preferably EPDM, is used for the elastomeric layer.
  • This material is in the plastic state at room temperature and is preferably wrapped in strips or webs of, for example, 10 cm to 50 cm around the sliding layer. If the web has the desired thickness, a single wrapping of the sliding layer is sufficient. For thin webs with thicknesses of, for example, 0.5 mm, so many layers are wound up until the desired thickness for the elastomer layer has been achieved.
  • the support layer material is then applied to this plastic elastomer material.
  • the rubber material is converted by the second heat treatment in step e), preferably at a temperature T 2 in the range of 120 ° C to 1 60 ° C, more preferably at 130 ° C to 1 50 ° C in the elastic state. It is a vulcanization.
  • the second heat treatment according to process step e) is preferably carried out over a period of 0.5 h to 20 h, more preferably in a period of 0.5 h to 5 h.
  • the elastomer layers are put under a certain pressure during the fishing by the incipient hardening of the sliding and supporting layers, whereby the subsequent vulcanization process is assisted.
  • the degree of crosslinking by this pressure and the temperature of 130 ° to 150 ° is so high that the elastic material has been completely vulcanized.
  • the glass fiber thread and / or the carbon thread is wound with a thread tension of 5 N to 1000 N, particularly preferably from 10 N to 100 N, in particular from 40 N to 80 N, and preferably deposited in a cross-winding technique.
  • the plastic elastomer material is already pressurized prior to setting in accordance with method step c), which additionally improves the vulcanization and thus the degree of crosslinking.
  • the plastic elastomer material in process step c) is wrapped airtight.
  • the winding layer is extended beyond the edge regions of the elastomer layer, so that an air seal on all sides of the elastomer layer can also be achieved on the end faces. This measure also improves the vulcanization result.
  • Airtight wrapping of the base layer on the elastomeric material is important to prevent air entrapment during vulcanization and complete vulcanization throughout the elastomer.
  • process steps a) and c) are preferably carried out once for the production of a 4-layer system.
  • the method for producing a sliding bearing bush with four layers is therefore carried out with the following process steps, which are carried out sequentially: a) producing a sliding layer, a1) producing an intermediate layer of a base layer material, b1) producing an elastomer layer by sheathing the intermediate layer with a plastic elastomer material c) producing a base layer by sheathing the elastomer layer with the base course material, d) first heat treatment of the layer system produced by steps a), a1), b1), c) at a temperature Ti, e) second heat treatment of the layer system at a temperature T 2 > Ti, f) Cooling and machining of plain bearing bush to final dimensions.
  • the process steps a1) and b1) can also be carried out two or more times to produce a multi-layer coating system, before the process step c) is followed.
  • the period preferably consists of two individual layers, namely an intermediate layer of base layer material and an elastomer layer.
  • Figure 1 is a perspective view of a plain bearing bush with a
  • FIG. 2 shows a section through the plain bearing bushing shown in FIG. 1 along the line A-A, FIG.
  • FIG. 3 shows the end face of a plain bearing bushing according to a further embodiment with an additional intermediate layer
  • FIG. 4 shows a section through the plain bearing bushing shown in FIG. 3 along the line B-B
  • FIG. 5 shows the plain bearing bush shown in FIG. 4 in the loaded state with a shaft for illustrating the misalignment
  • 6 shows a section through a plain bearing bush according to a further embodiment
  • Figure 7 shows a section through a plain bearing bush according to another
  • FIG. 1 shows a plain bearing bush 1 is shown in perspective, which has an outer support layer 2, an elastomer layer 4 and an inner sliding layer 8.
  • FIG. 2 shows a section along the line AA through the plain bearing bushing shown in FIG. It can be seen that the support layer 2 has a thickness D, the elastomer layer 4, which is arranged between the support layer 2 and the sliding layer 8, a thickness D 2 and the sliding layer 8 has a thickness Di.
  • the thickness D 2 of the elastomer layer is greater than the thickness D of the base layer and the thickness Di of the sliding layer.
  • FIG. 3 shows a further, particularly preferred embodiment of the plain bearing bush 1.
  • This plain bearing bushing 1 differs from the plain bearing bush according to FIG. 1 in that an intermediate layer 6 of base layer material is provided.
  • the intermediate layer 6 of base layer material is located between the sliding layer 8 and the elastomer layer 4.
  • the elastomer layer 4 is thus located between two layers of base layer material, whereby a particularly resilient design is ensured.
  • a plain bearing bush may, for example, have the following dimensions: Inner diameter 70 mm
  • Thickness Di of the base layer 3 mm is the Thickness Di of the base layer 3 mm.
  • the total thickness D 7 is thus 15 mm in this example.
  • the outer diameter of a comparable spherical plain bearing is 105 mm.
  • the plain bearing bush according to the invention thus has the advantage that it requires a smaller installation space and consists of only one component.
  • the sliding layer 8 is wound on a winding mandrel, not shown, until the desired thickness D is reached. Then, the intermediate layer 6 is then applied to the wet sliding layer 8, which has not yet cured. Again, the required thickness D 3 of the intermediate layer 6 is set. Then the elastomeric material, which is available to 5 mm in strips or sheets usually having thicknesses of 0.5 mm, corresponding to as many times / wrapped sheathed until the desired layer thickness is achieved D. 2
  • the thread tension can be measured with a luggage scale up to 1 00 N depending on Thread guide and number of deflection amount. Preferably, however, a thread tension of not more than 10 N is used.
  • FIG. 5 shows a section along the line B-B of the plain bearing bush 1 shown in FIG.
  • the plain bearing bush 1 carries a shaft 20 which has a misalignment relative to the longitudinal axis L of the plain bearing bush 1, which is characterized by the angle ⁇ .
  • This angle ⁇ is about 2 ° in the illustration shown here.
  • the arrow B indicates the load.
  • the shaft 20 performs a pivotal movement, as illustrated by the arrow shown in the left portion of the figure.
  • the pivoting angle ⁇ is for example ⁇ 45 °.
  • the misalignment of the shaft 20 causes both the sliding layer 8 and the intermediate layer 6 of support layer material takes over the misalignment of the shaft and thus also has a misalignment. Since in the installed state, the support layer 2 of the plain bearing bush 1 can not change its position, the elastomer layer 4 is compressed or stretched. As a result, the misalignment of the shaft 20 is compensated.
  • FIG. 6 shows a further embodiment of a plain bearing bush 1.
  • This is a multi-layer system 10 having a period 12, the period 12 consisting of two individual layers, namely an intermediate layer 6 of base layer material and an elastomer layer 4.
  • the embodiment shown in FIG. 6 thus has a layer structure from outside to inside as follows: supporting layer 2, elastomer layer 4, intermediate layer 6, elastomer layer 4, supporting layer 6 and sliding layer 8.
  • the individual elastomer layers 4 are significantly thinner than the elastomer layers 4 according to FIG. 2 or FIG. 4.
  • the embodiment according to FIG. 6 also compensates for a misalignment of a shaft as shown in FIG.
  • FIG. 7 shows a further embodiment in which more than two periods 12 of the multilayer system 10 can be provided.
  • the thickness D 6 of the multilayer system is preferably 80 mm.
  • an elastomer of EPDM ethylene propylene diene rubber
  • This material can be used for temperatures from -40 ° C to 140 ° C.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Sliding-Contact Bearings (AREA)
  • Support Of The Bearing (AREA)

Abstract

Coussinet lisse (1) qui comporte une couche de soutien (2) constituée d'un matériau de couche de soutien et une couche de glissement (8) constituée d'un matériau de couche de glissement, au moins une couche élastomère (4) étant disposée entre la couche de soutien (2) et la couche de glissement (8). L'invention concerne également un procédé de fabrication d'un tel coussinet lisse (1).
PCT/EP2016/080637 2015-12-17 2016-12-12 Coussinet lisse et procédé de fabrication dudit coussinet lisse Ceased WO2017102647A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015225823.8 2015-12-17
DE102015225823.8A DE102015225823B4 (de) 2015-12-17 2015-12-17 Gleitlagerbuchse und Verfahren zur Herstellung der Gleitlagerbuchse

Publications (1)

Publication Number Publication Date
WO2017102647A1 true WO2017102647A1 (fr) 2017-06-22

Family

ID=57680220

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/080637 Ceased WO2017102647A1 (fr) 2015-12-17 2016-12-12 Coussinet lisse et procédé de fabrication dudit coussinet lisse

Country Status (2)

Country Link
DE (1) DE102015225823B4 (fr)
WO (1) WO2017102647A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018113882A1 (de) * 2018-06-11 2019-12-12 Ketten-Wulf Betriebs-Gmbh Gelenkkette
GB2614486B (en) * 2020-09-08 2025-06-18 Dover Pumps & Process Solutions Segment Inc Functionally graded composite structures
GB2636326B (en) 2020-09-09 2025-10-01 Waukesha Bearings Corp Composite structures for reciprocating gas compressor systems

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393974A1 (fr) * 1977-06-06 1979-01-05 Lord Corp Palier pour organe rotatif
GB2111167A (en) * 1981-11-30 1983-06-29 Lord Corp Composite laminated resilient bearings and method of manufacture
US5250132A (en) * 1991-12-02 1993-10-05 Westinghouse Electric Corp. Method of making a composite laminate having an internally damped constraining layer
DE4311634A1 (de) * 1992-04-09 1993-10-14 Rabe Thore Verfahren zur Herstellung eines hülsenförmigen Gleitlagers und nach diesem Verfahren hergestelltes Gleitlager
DE202005006868U1 (de) * 2005-04-29 2006-08-31 Hühoco Metalloberflächenveredelung Gmbh Antifriktions-Verbundsystem und Lagerteil mit diesem System
DE202008006915U1 (de) * 2007-04-04 2008-09-04 Saint-Gobain Performance Plastics Pampus Gmbh Gelenklager
DE102008049747A1 (de) * 2008-09-30 2010-04-01 Saint-Gobain Performance Plastics Pampus Gmbh Schwingungsdämpfendes Gleitlager-Verbundmaterial und Gleitlagerbuchse und Gleitlageranordnung
DE102011114494A1 (de) * 2011-09-29 2013-04-04 Gummiwerk Kraiburg Gmbh & Co. Kg Faserverstärktes Verbundbauteil sowie Verfahren zur Herstellung eines solchen Verbundbauteils

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3940600A1 (de) 1989-12-08 1991-06-20 Freudenberg Carl Fa Elastisches drehgleitlager
US5352507A (en) 1991-04-08 1994-10-04 W. R. Grace & Co.-Conn. Seamless multilayer printing blanket
DE4430037C2 (de) 1994-08-24 1996-12-12 Metzeler Gimetall Ag Lagerbuchse
FR2803245B1 (fr) 1999-12-31 2002-12-20 Rollin Sa Plaque compressible pour impression flexographique et procede d'obtention
JP4880162B2 (ja) 2000-01-31 2012-02-22 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー エラストマーを有する高分子軸受
DE10159502C2 (de) 2001-12-04 2003-12-04 Federal Mogul Deva Gmbh Verbundgleitlager
DE102006043065B3 (de) 2006-09-14 2007-10-31 Federal-Mogul Deva Gmbh Kunststoffgleitschicht und Gleitelement mit einer solchen
DE102011114362A1 (de) 2011-09-27 2013-03-28 Gummiwerk Kraiburg Gmbh & Co. Kg Verbundbauteil aus thermoplastischem Kunststoff und Elastomeren sowie Verfahren zur Herstellung eines solchen Verbundbauteils
DE102012209592A1 (de) 2012-06-06 2013-12-12 Federal-Mogul Deva Gmbh Gleitschicht und Gleitelement mit einer solchen Gleitschicht

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393974A1 (fr) * 1977-06-06 1979-01-05 Lord Corp Palier pour organe rotatif
GB2111167A (en) * 1981-11-30 1983-06-29 Lord Corp Composite laminated resilient bearings and method of manufacture
US5250132A (en) * 1991-12-02 1993-10-05 Westinghouse Electric Corp. Method of making a composite laminate having an internally damped constraining layer
DE4311634A1 (de) * 1992-04-09 1993-10-14 Rabe Thore Verfahren zur Herstellung eines hülsenförmigen Gleitlagers und nach diesem Verfahren hergestelltes Gleitlager
DE202005006868U1 (de) * 2005-04-29 2006-08-31 Hühoco Metalloberflächenveredelung Gmbh Antifriktions-Verbundsystem und Lagerteil mit diesem System
DE202008006915U1 (de) * 2007-04-04 2008-09-04 Saint-Gobain Performance Plastics Pampus Gmbh Gelenklager
DE102008049747A1 (de) * 2008-09-30 2010-04-01 Saint-Gobain Performance Plastics Pampus Gmbh Schwingungsdämpfendes Gleitlager-Verbundmaterial und Gleitlagerbuchse und Gleitlageranordnung
DE102011114494A1 (de) * 2011-09-29 2013-04-04 Gummiwerk Kraiburg Gmbh & Co. Kg Faserverstärktes Verbundbauteil sowie Verfahren zur Herstellung eines solchen Verbundbauteils

Also Published As

Publication number Publication date
DE102015225823A1 (de) 2017-06-22
DE102015225823B4 (de) 2021-08-26

Similar Documents

Publication Publication Date Title
DE60013996T2 (de) Verschleissfeste riemen und verfahren zu deren herstellung
DE102006043065B3 (de) Kunststoffgleitschicht und Gleitelement mit einer solchen
DE102008037561B4 (de) Artikel, insbesondere Antriebsriemen, mit einer Textilauflage und Verfahren zur Herstellung eines Antriebsriemens
EP3137404B1 (fr) Courroie d'entraînement ou porteuse ayant une rigidité à la traction élevée, notamment pour la technique des ascenseurs
EP0174296B1 (fr) Procédé de fabrication d'objets creux
EP2994300B1 (fr) Procédé de fabrication d'une courroie pourvue de tirants préparés présentant une couche de revêtement
EP1738895A1 (fr) Joint
EP2710279A1 (fr) Courroie d'entraînement présentant une bande de renforcement ou une tresse de renforcement, ou des éléments de renforcement disposés par zones, à l'intérieur de l'infrastructure
DE1072845B (de) Elastische Abstützvorrichtung
DE2604303A1 (de) Verfahren zur herstellung von dichtungsringen
DE102015225823B4 (de) Gleitlagerbuchse und Verfahren zur Herstellung der Gleitlagerbuchse
EP1815175A1 (fr) Tuyau flexible
DE102013108900B4 (de) Luftfederrollbalg mit Stützgewebe und Verfahren zur Herstellung eines solchen
DE102007040609B4 (de) Verfahren zur Herstellung eines seilartigen Federelementhalbzeugs, eines spiralförmigen Federelements, ein Werkzeug zur Bearbeitung eines seilartigen Federelementhalbzeugs, Vorrichtung zur Herstellung eines spiralförmigen Federelements
EP3670960A1 (fr) Courroie
EP1402199A2 (fr) Courroie crantee
DE112009002487B4 (de) Leistungstransmissionsriemen
WO2015192828A1 (fr) Courroie de transmission de force présentant un revêtement en polyéthylène
EP3695139A1 (fr) Courroie de transmission de force à au moins trois couches, dont une couche tampon expansée
DE102015211545B3 (de) Zylinderrohr für einen Hydraulik- oder Pneumatikzylinder
DE102015215564A1 (de) Balg für eine Luftfeder oder einen Kompensator
EP3685999A1 (fr) Tuyau de prélèvement à résistance améliorée au vieillissement
EP2757302A1 (fr) Récipient sous pression et procédé de fabrication d'un récipient sous pression
DE102016203101B4 (de) Drehlager
DE2742918A1 (de) Gummischlauch und verfahren fuer seine herstellung

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16819465

Country of ref document: EP

Kind code of ref document: A1

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
122 Ep: pct application non-entry in european phase

Ref document number: 16819465

Country of ref document: EP

Kind code of ref document: A1