EP0661137B1 - Dispositif pour la galetage de portées de vilebrequin, outil et procédé de galetage de portées de vilebrequin adjacents et décolés - Google Patents

Dispositif pour la galetage de portées de vilebrequin, outil et procédé de galetage de portées de vilebrequin adjacents et décolés Download PDF

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Publication number
EP0661137B1
EP0661137B1 EP95100047A EP95100047A EP0661137B1 EP 0661137 B1 EP0661137 B1 EP 0661137B1 EP 95100047 A EP95100047 A EP 95100047A EP 95100047 A EP95100047 A EP 95100047A EP 0661137 B1 EP0661137 B1 EP 0661137B1
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EP
European Patent Office
Prior art keywords
rolling
claws
crankshaft
tool
offset
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.)
Expired - Lifetime
Application number
EP95100047A
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German (de)
English (en)
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EP0661137A1 (fr
Inventor
William P. Gottschalk
Hans Theo Lauten
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.)
Hegenscheidt MFD GmbH and Co KG
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Hegenscheidt MFD GmbH and Co KG
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Publication of EP0661137A1 publication Critical patent/EP0661137A1/fr
Application granted granted Critical
Publication of EP0661137B1 publication Critical patent/EP0661137B1/fr
Anticipated expiration legal-status Critical
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
    • B21H7/18—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons grooved pins; Rolling grooves, e.g. oil grooves, in articles
    • B21H7/182—Rolling annular grooves
    • B21H7/185—Filet rolling, e.g. of crankshafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B39/00—Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone; Accessories therefor
    • B24B39/04—Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone; Accessories therefor designed for working external surfaces of revolution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36—Single-purpose machines or devices
    • B24B5/42—Single-purpose machines or devices for grinding crankshafts or crankpins

Definitions

  • This invention relates to deep rolling of fillets of engine crankshafts or other annular areas of metallic workpieces that have high stress loads are exposed and in particular to a new and improved machine Rolling tool and a method for simultaneously deep rolling the fillets of angular offset, adjacent crank pin seats to their fatigue strength and Increase surface hardness.
  • crankshaft Due to the design of the crankshaft and this offset of the crank pin seats can the crankshaft in operation on the fillet areas of the crank pin seats in such Dimensions are loaded that the fillets tear and bending of the crankshaft can occur during engine operation, so that the life of the crankshaft considerably is reduced.
  • the crankshaft can be enlarged of the crank pin seat diameter and by heat treatment (quenching and Tempering) of the crankshaft in order to increase its form and fatigue strength will.
  • the fatigue strength and durability of crank pins and main bearing seats can by deep rolling compressive stresses into the metal of the annular fillets significant between the pin seats and the adjacent counterweights or bearing shells increase.
  • the present invention relates to a new and improved fillet rolling method, Tool and device for rolling, suitable for the new and improved, simultaneous deep rolling and permanently hardening the fillets of angularly offset crank pin seats and other ring spaces.
  • the upper tool of this invention includes side-by-side main housings, in which backup rollers are attached. Located at the bottom or processing end of each case there is a cage carrying an angled or inclined processing roller, which is in rolling contact with a peripheral surface of the support roller, so that on the housing applied load over the back-up roller onto the inclined metal working roller and from there on the granular structure of the metallic crankpin grooves, which for the purpose of permanent hardening are to be rolled.
  • crankshaft the pin grooves of which are to be rolled
  • a Motor driven which is connected to drive the chuck so that the processing rollers roll the ring-shaped grooves of the crank pins under pressure.
  • a ring-shaped thrust bearing unit that is operatively arranged between the tool housings with cage keeps their alignment in parallel planes while being relative to each other and rotated around the axis of an engine crankshaft. It is very important that this Thrust bearing unit represents a device that the resulting directed against each other Side pressure forces caused by the opposite and outwardly inclined rollers generated, picked up and canceled during the rolling process. If the against each other directed side pressure loads are lifted, the tool itself remains then in the middle when the seat sections of each pin are angularly offset from one another.
  • a pair of lower support tools are provided, which each have two back-up rolls that hold the pin seats when the work rolls of the upper tool, roll in the fillets of the piston pins. These backup rolls are arranged between the pin seats around the rolling loads transmitted by the pin seats record so that no significant bending loads on the crankshaft to be rolled be applied.
  • the top and bottom pairs of tools are each in parts of the top and bottom Claws are held with an oscillating clamp structure, each comprising a pair of levers, which are rotatably connected to each other by an intermediate pivot.
  • Hydraulic Drive cylinders that connect the end portions of the clamp levers together so operable that the machining force by the driven expansion of the cylinder generate, which is transferred to the fillet rollers via the claws.
  • a new and improved method of fillet rolling is disclosed metallic component such as a pin seat of a crankshaft provided, in which angularly offset, annular fillets of adjacent tenon seat sections at the same time are rolled to expose the metal of the fillets to compressive stress and thereby increase the fatigue strength of the component.
  • Another object of the invention is to provide a new and improved metal rolling machine, the pairs of rotatably connected Lever with metalworking rollers included in a tool that in Clamping claws of the levers are arranged around an axis of an internal combustion engine crankshaft commute to pairs of staggered, annular fillets of staggered Roll down the journal of the crankshaft.
  • Another object of the invention is that this is a new and improved tool for rolling annular and angular offset processing areas such as Fillets of crankshaft journal seats provides the adjacent, rotatable relative to each other housing, each a fillet roller so mounted thereon that laterally spaced and angularly offset fillets are simultaneously rolled and metalworked can to improve their fatigue strength.
  • FIGS 1 and 2 show diagrammatically Sections of a metalworking machine 10 that do some basic work hardening the fillets of crank pins 12 of a crankshaft 14 for an internal combustion engine represent.
  • the crankshaft has a front end 16, which is in a chuck 18th is attached, and a flange end 20, which is held by a centering mandrel 22 of the machine becomes.
  • the crankshaft can optionally and rotatably about the horizontal axis B of one Drive motor 24 are driven by a retaining ring 26 on the machine housing is held and connected to the chuck driven by the drive shaft 28 is.
  • Each of the crank pins 12 has laterally arranged and coaxial seat sections 30 and 32 (Figure 1A), the cylindrical bearings for the connecting rods 34, 36 ( Figure 1B) from opposite Form pistons in the left and right cylinders of a V-engine block.
  • pin seat portions 30, 32 during engine operation exposed to high voltage loads are reinforced in various ways, such as. by increasing the pin seat diameter and hard rolling hardening it laterally spaced, annular fillets F, F ', being high and concentrated Rolling forces are directed to the annular fillet areas of the crankshaft.
  • a such rolling creates compressive stresses in the metal of the crankshaft grooves, which can reach a depth of 4 mm, for example.
  • the upper tool 40 has a pair of oscillating rollers 46, 46 'made of hardened steel or other material, which are essentially about mutually inclined axes A and A 'rotate to with the laterally spaced fillets F, F' which are the annular contact surfaces between the pin and the adjacent counterweights or bearing shells form the crankshaft, intervene and roll.
  • the lower tool 41 has angularly spaced support rollers 47, which form bearings and support for the crank pin, while the crankshaft 14 is rotatably driven about its axis B and the fillets are rolled will.
  • the rolling pressure becomes hydraulic through the expansion force of a hydraulic cylinder 48 applied, the functional between the extending ends 49, 50th of the upper and lower claw arms 51, 52 is connected, which is in a middle position of the Claw arm lengths are rotatably arranged by a pivot pin 53 held in a fork shoe are.
  • This arrangement provides the mechanical advantage of claw closing force amplified by the expansion force of the hydraulic cylinder 48 on the Claw assembly is exercised.
  • Figure 4A crank pin seats 56, 58
  • the present invention has been developed which are exemplified in a first preferred embodiment in FIGS. 3 to 9 is.
  • the machine 60 of this invention has a pair of side by side arranged stands 62 and 64 which extend upward from a base 66, those on a support plate 70 adjustable by tongue and groove or another Rail construction is attached.
  • This rail construction and an attached one Drive cylinder 72 allows the machine and its tools to be easily engaged to bring the angularly offset pin seats 56, 58 of the crankshaft 54 and back again, if this as in Figure 1 in a driven chuck and a centering mandrel is clamped.
  • a rotary shaft 76 extends axially through the cylindrical Bracket, 74 and has a connector end that pairs the ends of right and left of swing arms 78, 78 'and 80, 80' hanging from it.
  • the connection ends The swing arms carry pivot pins 82 and 84, which are the upper right and left Claw arms 88 and 90 located between their respective pairs of swing arms extend, rotatably connects.
  • the upper right claw arm 88 is with the lower right claw arm 92 with a central, extending in the horizontal direction Bolt 93 rotatably connected.
  • This bolt is held by a fork shoe 94 the ends of which extend upward from the lower claw arm to the upper Clasp claw arm.
  • This construction represents a right hand clamp assembly 95 ready.
  • the upper left claw arm 90 is similarly through a fork shoe and a pivot pin 96 connected to the lower left claw arm 97 to one to provide left claw assembly 98.
  • the right and left claw arm fork shoes between them take the downward-extending lower sections of the upper Claw arms open so that the top and bottom claw arms of each pair are coplanar with each other are when they are rotatably connected to each other with the bolts 93 and 96.
  • each claw assembly is made from flat metal plates and have rearwardly extending portions 100, 102 and 104, 106 on, the connection points for the fork shoes and the bolts 108, 110, 112 and 114 for form the right and left hydraulic drive cylinders 116, 118.
  • Every drive cylinder has a cylinder tube in which a piston 120 or 122 is functionally arranged.
  • Controls or regulations 123 control or regulate the supply and discharge of pressure fluid to the cylinders below and above the pistons, around the expansion and contraction strokes the cylinder to cause the claws to extend forward Close or open 124, 126 and 128, 130 of the right and left pairs of claw arms.
  • Figure 4C illustrates a spaced apart arrangement that includes the relatively movable upper claw arms 88, 90 holds parallel and in a laterally spaced relationship to each other.
  • the assembly includes a cylindrical spacer 111 with a head which is cylindrical Shaft 111 ', which extends axially through a corresponding fine-fit bore 113 in the upper left arm 90 and through a large bore 117 in the right upper arm 88 extends.
  • On the upper arm 88 are inner and outer brass wear rings 121, 121 'secured by screwed fasteners.
  • An enlarged annular washer 125 attached to the outer end of the retention shaft is secured by a continuous bolt 133, is laterally in contact with the outer brass ring.
  • the upper claw 124, 128 of each upper claw arm 88, 90 provides a seat for a mortise mill tool assembly 134 ready, as best shown in Figures 6 and 7.
  • the Chamfer rolling tool assembly 134 includes a pair of tool housings 136 and 138, which are mounted in a lateral and relatively rotatable relationship. Locking clips as in reference numbers 131 and 132 secure the housings to the corresponding ones upper claws 124 and 126.
  • Housing 136 includes an outer rectangular main body 140, that has been milled or otherwise machined to provide an annular receptacle 142, which receives a backup roller 144, which passes through an inner cylindrical Tread 148 fitted needle bearing 146 is rotatably supported, the tread 148th is supported on a large, axially extending hub 150, which at 152nd is stepped to into the annular bore in the outside of the main body 140 fit.
  • the housing 136 is on its inside with an annular closure plate 154 closed, which is fixed to the housing with screws 156.
  • the closure plate 154 has an enlarged annular receptacle 158 for receiving the inner end of FIG cylindrical hub 150.
  • An annular cage of needle thrust bearings 160 is on an inner shoulder of the closure plate concentric with the hub seat 150 between the backup rolls and the closure plate arranged and suitable for the resulting from the rolling of the fillets Transfer side loads to an annular ball bearing unit 162 that is functional is arranged between the tool housings 136 and 138.
  • the spherical balls 163 of this ball bearing unit are held for rotation in cages that are functional are arranged in a holding plate 164 on a central hub 166, which is in axial Direction extends from the locking plate 168 of the adjacent tool housing 138.
  • the spherical ones roll Balls 163 in ring-shaped truncated bearing treads 170, 172 of the combined Locking plates 154 and 168.
  • Each housing 136, 138 has a pair of L-shaped processing roller mounts 176, 178 and 180, 182 on which are adjustable at its lower end by screws 184, 184 'are attached.
  • These brackets have inner ends that are recessed around To form cages 186, 188.
  • support the cages are substantially hardened machining rollers 190, 192 for oscillating rotation axes 194, 196 inclined upwards and outwards, so that the machining scope of the rolls to the fillets F and F 'to be rolled of the crank pin seats 56, 58 extends.
  • the processing rollers 190, 192 stand by the annular, stepped shoulders 197, 198 of the support rollers 144, 199 of the housings 136, 138 in contact so that the claws, when clamped, as shown in Figure 7, a rolling force on the fillets F, F 'transferred.
  • the bearing unit 162 is arranged between the two housings 136, 138, the side loads S, S 'resulting from the fillet rolling process are effectively neutralized. Thereby ensures that each of the fillets conforms to the requirements is rolled down and the tools do not move away from the fillets.
  • the fixed support tool that attaches to the lower claw of each claw assembly is formed by first and second fixed support units 200 and 202 that are functional e.g. by adjustable clamps 204, 206 on the lower claw of each lower Claw arms are attached. Because these units are broadly the same construction only unit 200 is described in detail.
  • the unit 200 has one substantially rectilinear main body 203 with outer grooves 204, 206 which the Pick up the edges of the lower claw arm 92 plate. Secure terminals 205 and 207 the unit 200 is able to rest on the lower arm.
  • Tool 200 has a pair of spaced rollers 208 and 210 that are rotatable are attached by needle bearings 209, 211 to hubs 212, 214 which are laterally spaced Side plates 216, 218 are held. Screws 219 secure the side panels to the Main body 203.
  • brackets 226 attach to the cylindrical Bracket 74 attached pneumatic cylinders 222, 224 used.
  • the cylinders 222 and 224 have pistons with connecting rods 228, 230, which extend downwards, and which are rotatably connected to the upper claw arms by brackets 230, 231 to stabilize the operation of the arms when the fillets are rolled.
  • Element 232 is a rotor mounted on rotatable shaft 76, which is connected to gripper 233 works together and thus forms a disc brake 234, which can be used optionally can to stop the pair of claws in any predetermined position.
  • crankshaft 54 For rolling the fillets of the offset pin seats, the crankshaft 54 is in the Chuck and the centering mandrel used as shown in Figure 1. Then it will Tool from Figures 3 to 8 moved to a position in which the processing rollers Touch the fillets F, F 'of the offset pin seats 56, 58 as shown in FIG. The Claws are closed under the load of the expansion cylinder so that the processing rollers 190, 192 with the fillets F, F 'with a preselected rolling force.
  • the drive motor 24 is then driven so that the chuck turns the crankshaft drives its axis of rotation, namely axis B, in rotation.
  • This rotation causes the offset pin seats 56, 58 on an annular path or path in a clockwise direction move around the axis B of the crankshaft when the shaft is rotated (see Figure 9).
  • the clamping claws which are clamped to the offset pins, follow the rotation path of the Cones. If the pins rotate about the axis B of the crankshaft, the pendulum swings accordingly each claw assembly and the support arms 78, 78 ', 80, 80' swing backwards and forward like a pendulum allowing this movement.
  • the rolling force of the claws transmitted to the processing rollers can be increased or otherwise can be varied in order to simultaneously deep-groove the fillets and hardening work to effect the metal of the fillet areas and thereby an improved To achieve fatigue strength of the fillets and the crankshaft. Because the crankpin offset from each other, each set of arms follows its connected crank pin, so that the grooves of the crank pin are rolled at the same time even if these are angularly offset. When rolling, suitable lubricants are applied to the Fillet areas are applied to reduce friction and improve rolling.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Claims (5)

  1. Machine (60) pour rendre le vilebrequin (54) en fer ductile d'un moteur thermique endurant aux efforts répétés, par traitement mécanique simultané de la matière de gorges adjacentes et convergentes de portées de manetons de vilebrequin cylindriques en décalage angulaire, possédant des axes centraux parallèles à l'axe de rotation du vilebrequin, machine comprenant : des organes de maintien (74), des bras oscillants (78, 78', 80, 80'), des pivots (76) reliant, fonctionnellement, les bras oscillants et les organes de maintien, un premier et un second train de mâchoires de serrage (95, 98), chaque train de mâchoires comprenant une mâchoire inférieure (92, 97) et une mâchoire supérieure (88, 90) et un pivot (93, 96) solidarisant les mâchoires inférieures (92, 97) et les mâchoires supérieures (88, 90), en permettant leur rotation, des pivots supplémentaires (82, 84) destinés à relier la mâchoire supérieure (88, 90) au bras oscillant (78, 78', 80, 80'), chacun des trains de mâchoires (95, 98) comprenant deux mâchoires (124, 126; 128, 130) qui présentent un organe de maintien d'outil (136, 138) destiné à tenir l'outil (190, 192) pour le traitement simultané de la matière des gorges (F, F') convergentes des portées de manetons de vilebrequin (56, 58), par rotation du vilebrequin (54) autour de l'axe de rotation (B), ce qui a pour effet de faire basculer le bras oscillant (78, 78', 80, 80') soutenant le train de mâchoires correspondant (95, 98) sur le pivot (76) et de le faire se balancer sous un angle, tandis que les mâchoires (88, 90) des trains de mâchoires (95, 98) se déplacent autour de la portée de maneton de vilebrequin (56, 58) correspondante, un dispositif (116, 118) produisant de l'énergie fournissant une force de serrage à chaque train de mâchoires (95, 98), et un palier (200, 202) qui neutralise les efforts exercés sur les outils de galetage (190, 192).
  2. Utilisation de la machine suivant la revendication 1, pour appliquer un traitement de galetage sur des portées (56, 58) adjacentes et des gorges (F, F') d'un arbre, gorges faisant suite auxdites portées, sur leurs côtés, les portées (56, 58) étant en décalage angulaire l'une par rapport à l'autre, utilisation comprenant les opérations consistant à :
    charger l'arbre (B) dans la machine de galetage (60),
    placer des roues de galetage (190, 192) dans les zones des gorges (F, F') entre la barre et les composants,
    appliquer une charge sur les roues de galetage (190, 192),
    faire tourner l'arbre (B) par rapport aux roues de galetage (190, 192), de sorte que les roues viennent au contact des zones des gorges (F, F') et exécutent un galetage simultané des zones circulaires dont les axes centraux sont décalés entre eux.
  3. Outil de galetage (134) permettant un galetage simultané de zones d'usinage circulaires adjacentes sur des pièces cylindriques en décalage angulaire les unes par rapport aux autres, et de gorges y faisant suite, sur leurs côtés, comprenant des premiers et seconds bâtis (136, 138), les bâtis présentant chacun une cage (186, 188) à leur extrémité inférieure, avec un galet de façonnage (190, 192) trempé, agencé, fonctionnellement, dans cette cage (186, 188), en vue de soumettre à un galetage simultané et de rendre endurantes aux efforts répétés les zones de travail circulaires adjacentes et les gorges y faisant suite, latéralement, avec une structure de palier (162) qui est montée, fonctionnellement, entre les bâtis (136, 138) et permet à ces derniers d'exécuter une rotation dans des plans sensiblement parallèles et relativement l'un à l'autre, et d' encaisser les efforts latéraux antagonistes qui résultent du galetage simultané des zones à traiter décalées entre elles.
  4. Outil de galetage selon la revendication 3, dans le cas duquel les pièces cylindriques sont des portées de manetons (56, 58) de vilebrequins (54).
  5. Outil de galetage selon l'une des revendications 3 ou 4, dans le cas duquel la structure de palier (162) encaisse des efforts transversaux antagonistes résultant du galetage des gorges décalées.
EP95100047A 1994-01-03 1995-01-03 Dispositif pour la galetage de portées de vilebrequin, outil et procédé de galetage de portées de vilebrequin adjacents et décolés Expired - Lifetime EP0661137B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US176792 1994-01-03
US08/176,792 US5445003A (en) 1994-01-03 1994-01-03 Engine crank pin rolling equipment, rolling tool and method of rolling adjacent and offset crank pins

Publications (2)

Publication Number Publication Date
EP0661137A1 EP0661137A1 (fr) 1995-07-05
EP0661137B1 true EP0661137B1 (fr) 1998-04-29

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EP95100047A Expired - Lifetime EP0661137B1 (fr) 1994-01-03 1995-01-03 Dispositif pour la galetage de portées de vilebrequin, outil et procédé de galetage de portées de vilebrequin adjacents et décolés

Country Status (5)

Country Link
US (1) US5445003A (fr)
EP (1) EP0661137B1 (fr)
CA (1) CA2138899C (fr)
DE (1) DE59502019D1 (fr)
MX (1) MX9500043A (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10209301C1 (de) * 2002-03-02 2003-03-27 Hegenscheidt Mfd Gmbh & Co Kg Vorrichtung zum Einstellen von Festwalzrollen
DE10141119A1 (de) * 2001-08-22 2003-03-27 Hegenscheidt Mfd Gmbh & Co Kg Verfahren zum Reinigen eines Festwalzwerkzeugs und Festwalzwerkzeug
DE10230526A1 (de) * 2002-07-05 2004-01-22 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf
DE10357441B3 (de) * 2003-12-09 2005-03-24 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf für Split-Pin-Kurbelwellen
DE102005021793B4 (de) * 2005-05-11 2007-03-29 Maschinenfabrik Alfing Kessler Gmbh Verfahren und Anlage zum Härten von Übergangsradien einer Welle
DE10318766B4 (de) * 2002-04-26 2009-03-12 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf eines Festwalzwerkzeugs
DE202016001445U1 (de) 2016-03-02 2017-06-06 Hegenscheidt-Mfd Gmbh Festwalzrollenkopf zum Festwalzen von Hubzapfen einer Split-Pin-Kurbelwelle

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575167A (en) * 1994-01-03 1996-11-19 Hegenscheidt Corporation Deep rolling split-pin fillets of crankshafts
US5577401A (en) * 1995-11-15 1996-11-26 Monarch Knitting Machinery Corp. Knitting machine cylinder having a hardened top insert ring and method of making same
US5806184A (en) * 1996-08-21 1998-09-15 Lonero Engineering Company, Inc. Process to manufacture upper work roll products
US5699692A (en) * 1996-10-30 1997-12-23 Lonero Engineering Co., Inc. Tool mechanisms for deep rolling machines
WO1998051432A1 (fr) * 1997-05-16 1998-11-19 Hegenscheidt-Mfd Corporation Outil de support pour formage de conges de vilebrequins par ecrasement profond au rouleau
DE19722308C1 (de) * 1997-05-28 1998-04-16 Hegenscheidt Mfd Gmbh Festwalzmaschine für Kurbelwellen
DE29910214U1 (de) * 1999-06-11 1999-09-02 Hegenscheidt Mfd Gmbh Festwalzgerät einer Festwalzmaschine für Kurbelwellen
US6272896B1 (en) 1999-12-23 2001-08-14 Daimlerchrysler Corporation Secondary (back-up) roller design for the fillet rolling of the crankshaft
DE10042425B4 (de) * 2000-08-30 2005-03-24 Hegenscheidt-Mfd Gmbh & Co. Kg Rollenkäfig
US6393885B1 (en) * 2000-11-07 2002-05-28 Hegenscheidt Mfd Corporation Tooling for deep rolling fillets of crankshaft journals
DE60144109D1 (de) * 2000-11-22 2011-04-07 Ingersoll Cm Systems Inc Vorrichtung und verfahren für das walzen von werkstücken
DE10060218A1 (de) * 2000-12-04 2002-06-13 Hegenscheidt Mfd Gmbh & Co Kg Festwalzmaschine für Kurbelwellen
EP1262280B1 (fr) 2001-05-28 2005-11-02 Hegenscheidt-MFD GmbH & Co. KG Dispositif de galetage pour écrouissage des paliers des vilebrequins
US7040132B2 (en) * 2003-04-18 2006-05-09 Lonero Engineering Company, Inc. Two-piece upper tool
US7188500B2 (en) * 2004-06-01 2007-03-13 Ingersoll Cm Systems Llc Apparatus and method of rolling split pin crankshafts
CA2590444A1 (fr) * 2004-12-04 2006-06-08 Hegenscheidt-Mfd Gmbh & Co. Kg Tete de cylindres de laminage
DE102005014998B4 (de) * 2005-04-01 2007-04-05 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzmaschine für Kurbelwellen
US7188497B2 (en) * 2005-04-07 2007-03-13 International Engine Intellectual Property Company, Llc Method for straightening an eccentric shaft
US7588397B2 (en) * 2005-08-31 2009-09-15 Ingersoll Cm Systems Llc Method and apparatus for machining crankshafts or camshafts
JP4658789B2 (ja) * 2005-12-08 2011-03-23 富士重工業株式会社 フィレットロール加工機
US20140041433A1 (en) * 2012-08-09 2014-02-13 Ingersoll CM Systems Rolling tool assemblies for crankshaft rolling machines
CN104148878A (zh) * 2014-08-08 2014-11-19 滨州海得曲轴有限责任公司 一种曲轴摆动滚压装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3224268C1 (de) * 1982-06-28 1984-01-05 Wilhelm Hegenscheidt Gmbh, 5140 Erkelenz Maschine fuer die Bearbeitung von Kurbelwellen
US4554811A (en) * 1983-08-04 1985-11-26 Toyoda Koki Kabushiki Kaisha Crankpin rolling apparatus
EP0167659B2 (fr) * 1984-07-09 1993-10-13 Toyoda Koki Kabushiki Kaisha Dispositif pour le roulage de chantournement des tourillons et des manetons
DE3680261D1 (de) * 1985-08-30 1991-08-22 Hegenscheidt Gmbh Wilhelm Einrichtung zum fest- bzw. glattwalzen.
US5235838A (en) * 1987-07-13 1993-08-17 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
DE3728013A1 (de) * 1987-08-22 1989-03-02 Daimler Benz Ag Kurbeltrieb einer brennkraftmaschine der v-bauart
EP0461293B1 (fr) * 1990-06-15 1994-02-16 Wilhelm Hegenscheidt Gesellschaft mbH Procédé de galetage respectivement écrouissage de vilebrequins à excentricité différente et machine pour la mise en oeuvre de ce procédé

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10141119A1 (de) * 2001-08-22 2003-03-27 Hegenscheidt Mfd Gmbh & Co Kg Verfahren zum Reinigen eines Festwalzwerkzeugs und Festwalzwerkzeug
DE10141119B4 (de) * 2001-08-22 2005-01-27 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzwerkzeug
DE10209301C1 (de) * 2002-03-02 2003-03-27 Hegenscheidt Mfd Gmbh & Co Kg Vorrichtung zum Einstellen von Festwalzrollen
DE10318766B4 (de) * 2002-04-26 2009-03-12 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf eines Festwalzwerkzeugs
DE10230526A1 (de) * 2002-07-05 2004-01-22 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf
DE10357441B3 (de) * 2003-12-09 2005-03-24 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf für Split-Pin-Kurbelwellen
DE102005021793B4 (de) * 2005-05-11 2007-03-29 Maschinenfabrik Alfing Kessler Gmbh Verfahren und Anlage zum Härten von Übergangsradien einer Welle
DE202016001445U1 (de) 2016-03-02 2017-06-06 Hegenscheidt-Mfd Gmbh Festwalzrollenkopf zum Festwalzen von Hubzapfen einer Split-Pin-Kurbelwelle
DE102017001951A1 (de) 2016-03-02 2017-09-07 Hegenscheidt-Mfd Gmbh Festwalzrollenkopf zum Festwalzen von Hubzapfen einer Split-Pin-Kurbelwelle

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MX9500043A (es) 1997-06-28
DE59502019D1 (de) 1998-06-04
US5445003A (en) 1995-08-29
CA2138899C (fr) 1999-01-05
CA2138899A1 (fr) 1995-07-04
EP0661137A1 (fr) 1995-07-05

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