EP0213256A2 - Dispositif de brunissage - Google Patents

Dispositif de brunissage Download PDF

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Publication number
EP0213256A2
EP0213256A2 EP86100404A EP86100404A EP0213256A2 EP 0213256 A2 EP0213256 A2 EP 0213256A2 EP 86100404 A EP86100404 A EP 86100404A EP 86100404 A EP86100404 A EP 86100404A EP 0213256 A2 EP0213256 A2 EP 0213256A2
Authority
EP
European Patent Office
Prior art keywords
rolling
movable
support element
slide
devices
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.)
Granted
Application number
EP86100404A
Other languages
German (de)
English (en)
Other versions
EP0213256B1 (fr
EP0213256A3 (en
Inventor
Garri Dr.-Ing. Berstein
Rudolf Winkens
Willi Hansen
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
Original Assignee
Wilhelm Hegenscheidt 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 Wilhelm Hegenscheidt GmbH filed Critical Wilhelm Hegenscheidt GmbH
Priority to JP61201926A priority Critical patent/JPH07110473B2/ja
Publication of EP0213256A2 publication Critical patent/EP0213256A2/fr
Publication of EP0213256A3 publication Critical patent/EP0213256A3/de
Application granted granted Critical
Publication of EP0213256B1 publication Critical patent/EP0213256B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B24B39/045—Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone; Accessories therefor designed for working external surfaces of revolution the working tool being composed of a plurality of working rolls or balls

Definitions

  • the invention relates to a device for deep rolling or smooth rolling with at least one movable rolling device, at least comprising a tool carrier with at least one rolling element and a tool carrier with at least one supporting element and with at least one further rolling device, the rolling devices being carried by a stand arranged on a slide will.
  • FIG. 1 Facilities of the type described above are known and have proven themselves in practice. They can be constructed so that they can be placed on the bed slides of a lathe or a lathe-like machine as so-called attachment devices.
  • the lathe can then hold, clamp and drive a workpiece to be rolled, preferably a cubic shaft to be rolled, on the one hand in a chuck and on the other hand in the center tip of the quill.
  • the required rolling device is then manually applied with its tools to the bearing point to be rolled and the necessary rolling pressure is applied and the lathe is driven.
  • a rolling device for connecting rod bearing journals to be rolled is carried along by the connecting rod bearing because of its oscillating suspension. In the rest position, it is kept in balance by spring elements.
  • the invention is therefore based on the object of proposing a device of the type described at the outset with which it is possible for the rolling devices with the rolling tools at least to different crankshaft types, at least with regard to the crank adjust shaft stroke.
  • movable rolling devices are arranged such that they can be shifted in position in a radial plane of a crankshaft relative to the other rolling devices.
  • Such an arrangement of the rolling devices enables adaptation to different stroke sizes of the bearing times of a crankshaft by changing the position of the movable rolling devices in said radial plane. This makes it possible for the first time to adjust the stroke of such attachment devices which have at least two rolling devices.
  • each movable rolling device is arranged in the associated radial plane in at least two independent coordinate directions in a linearly variable position. This enables a simple construction for carrying out a desired change in position.
  • At least one rolling device is arranged to be movable in a coordinate direction perpendicular to the radial plane mentioned. This enables problem-free adaptation to different distances between the surfaces to be machined in the axial direction.
  • a further embodiment of the invention provides that at least the movable rolling devices in a radial plane of a crankshaft can be changed in position independently of the movement of the movable carriage are arranged. This further simplifies the construction and, at the same time, it is possible to bring the rolling devices into and out of engagement without changing the relative position of the rolling devices.
  • Another embodiment of the invention provides that a vertically movable and adjustable support element is provided, which carries the rolling devices.
  • the structure described allows the rolling devices to be adjusted in the vertical direction, the rolling devices maintaining their relative position to one another at least in the vertical direction. This enables adaptation to different pin diameters of the workpiece.
  • a slide or a slide-like element is provided for performing the change in position, at least for the movable rolling devices.
  • Sled constructions are particularly well-proven for carrying out linear changes in position and are safely mastered in production and maintenance.
  • movable rolling devices are arranged such that they can be changed in position in relation to the other rolling devices in the axial direction of the crankshaft. This in turn simplifies the construction and, on the other hand, it becomes possible to keep the entire device in the axial direction in the same position, while the movable rolling device is used to adapt to different positions of the workpiece surfaces to be machined in the axial direction.
  • Another embodiment of the invention provides that the slide or the slide-like element is arranged on a slide carrier, which in turn is arranged on a support element, the support element being arranged on the stand.
  • a slide carrier which in turn is arranged on a support element, the support element being arranged on the stand.
  • the constructive structure uses proven construction elements, which on the one hand are safely mastered in production and on the other hand ensure high functional reliability.
  • Another embodiment of the invention in turn provides that the support element is guided vertically movable and adjustable on the stand. This allows vertical adjustment with simple means.
  • each movable rolling device is pivotally suspended about a pivot axis parallel to the axis of a crankshaft to be rolled on a pivot arm, which in turn is pivotally suspended on the device about an axis parallel to said pivot axis.
  • the stand and the support element are designed as round guides, the support element being guided in the stand in a non-rotatable but movable manner. This is a particularly simple constructive design to achieve the desired flexibility and adjustability.
  • the axis parallel to the said pivot axis continues as a circular guide and forms a slide which is slidably guided in a corresponding hole in the other slide.
  • a circular guide considerably simplifies construction and production.
  • one of the two fluid cylinders determines a first pivot position of a cylinder with its first end position and a second pivot position of the swivel arm with its second end position, the second cylinder with less force than the first at least for fixing the first pivot position Cylinder is operated.
  • a supplementary embodiment of the invention provides that a pivotally mounted lever is provided on the swivel arm, which lever can be actuated by a fluid cylinder also arranged on the swivel arm, the free end of which can be pressed against the associated rolling device in order to bring it into a specific swivel position.
  • the pivot point of the deep rolling device lies in front of the pivot axis of the deep rolling device on the swivel arm, so that a clear direction of movement or pivoting direction of the deep rolling device is fixed.
  • Another embodiment of the invention in turn provides that the entire device is arranged on a bed slide of a machine for receiving and driving a crankshaft and is arranged to be displaceable together with the bed slide on the machine bed.
  • the entire device is arranged on a bed slide of a machine for receiving and driving a crankshaft and is arranged to be displaceable together with the bed slide on the machine bed.
  • such a device with at least one movable rolling device at least containing a work Tool carrier with a rolling element and a tool carrier with a supporting element proposed that at least one further rolling element and / or supporting element is provided on at least one tool carrier, wherein at least one rolling element can be changed in position in at least two positions, of which at least one position is a working position, at least that Rolling element located in the working position and / or at least one associated support element is or can be kinematically connected to a power actuating means.
  • the fact that the respective rolling device is movable and is connected to only one power actuating device ensures that only the rolling force occurs as a transverse force on the workpiece and is canceled out there.
  • At least one rolling element and / or support element is arranged on the tool carrier in a variable position.
  • the fact that at least one rolling element and / or support element is arranged in a positionally variable manner on the tool carrier can simplify the construction of the device, at least in certain applications, and this positional variability can at the same time facilitate the introduction of a workpiece into the device. Due to the change in position mentioned, it is not only possible if necessary. to bring different elements to the place of use, but it is also possible to remove corresponding elements from the place of use and return them to the place of use after inserting a workpiece into the machine.
  • each rolling element and each support element is an element of a roller head.
  • Roller heads with rolling elements are already known and have proven themselves.
  • the use of such roller heads in a device of the type according to the invention further increases the economy of such a device, e.g. in that the spare parts inventory can be reduced and can essentially be limited to the roller heads.
  • the use of such roller heads enables a simpler construction of the device.
  • roller heads for each rolling element and / or for each support element or Support element pair or roller element pair an independent roller head is provided.
  • the structure of the roller heads can be standardized, so that the same roller heads can always be used even in the case of devices with different numbers of rolling elements, so that the different number of roller elements is achieved simply by varying the roller heads.
  • each roller head is arranged in a variable position on the associated tool carrier. This is an easy way to bring the respective roller head into a desired position.
  • At least one tool holder is provided with a tool holder which is positionally variable in at least two predetermined or predeterminable positions, with at least one rolling element or support element which can be brought into said positions via the tool holder, at least one in Rolling element located in the working position and / or an associated support element is or can be connected kinematically to a power actuating means.
  • a position-changeable tool holder, equipped with corresponding rolling elements or supporting elements, is structurally simple to implement. As a result, rolling elements and support elements can be carried and guided at the same time.
  • the tool holder is designed as a roller head for the rolling element and / or the support element. In this way it is possible to realize the inventive idea even in structurally restricted conditions. The overall structure is thereby simplified at the same time.
  • Another embodiment of the invention provides that at least one tool holder carries at least one roller head.
  • different equipment of the device can be achieved in adaptation to certain production conditions and, on the other hand, it is at least partially possible to use existing roller heads.
  • At least two roller heads are arranged in variable positions in at least two positions, of which at least one position is the working position.
  • roller heads are arranged on a guide for changing the position. This is a space-saving and simple construction for changing the position. The roller elements and / or support elements are then changed in their position at the same time with the roller heads.
  • an actuating device is provided for carrying out the change in position, it then being further proposed that at least one fluid-operated piston-cylinder unit is provided as the actuating device.
  • Actuators Specifically tailored to the implementation of the change in position and appropriately designed and arranged, they are easy to implement and facilitate the implementation of the change in position.
  • At least one more position is predefined or predeterminable for the tool holder than it carries roller heads.
  • the movable rolling device consists essentially of two scissors-like arms which are kinematically connected to a force actuating means for generating the rolling force.
  • a force actuating means for generating the rolling force Such a configuration allows high rolling forces to be exerted on the workpiece in a small installation space, these rolling forces canceling each other out on the workpiece itself, so that an additional, undesirable radial load on the workpiece resulting from the rolling force is prevented.
  • the scissor-like connection of the arms does not have to mean that a hinge point is present approximately in the middle of the arms. It is quite possible to place the articulation point on one end of the arms, for example, and thus connect the ends of the arms to one another.
  • At least one rolling device is provided with at least one rolling element and / or at least one support element, which is each arranged in a fixed position with respect to the associated tool carrier.
  • the rolling elements and / or support elements must then be arranged in a fixed position in relation to the associated tool carrier.
  • a deep rolling device 1 or 1 ' is pivotally suspended on a swivel arm 51 in the plane of the drawing by means of the articulated axis 60.
  • the swivel arm 51 which consists of two parallel legs, also carries a lever 56, which is also pivotably arranged in the plane of the drawing, and is operatively connected to a fluid cylinder 57 which is also fastened to the swivel arm 51.
  • the free end 58 of the lever 56 can be pressed via the fluid cylinder 57 in the manner shown in FIG. 4 against the deep-rolling device 1 or 1 ', whereby the said deep-rolling device is caused to perform a pivoting movement in the plane of the drawing about the pivot axis 60.
  • said deep rolling device is to be pivoted into the position shown in FIG for repositioning to another crankshaft type and for placing the devices on the bearings to be rolled.
  • the deep rolling devices 1 and 1 ' are arranged such that their center of gravity S is in the manner shown in Figure 4 in front of the pivot axis 60 so that the weight of the respective deep rolling device presses it against the free end 58 of the lever 56.
  • the free end 58 of the lever 56 is pivoted away so that the mobility of the deep rolling device 1 or 1 'concerned is not hindered.
  • the swivel arm 51 in turn is pivotally suspended on a carriage 47 via an axis 40 arranged parallel to the swivel axis 60.
  • the slide 47 is displaceably guided in a slide carrier 48 with the slide guides 49 transversely to the crankshaft axis 46.
  • the carriage carrier 48 in turn, is carried by a support element 41 designed as a round guide, which in turn is arranged vertically adjustable in a stand 42.
  • the direction of adjustment mentioned is indicated by arrow 66 (FIG. 5).
  • the support element 41 can be equipped on its inner lower side with a threaded nut which cooperates with a threaded spindle 67.
  • the threaded spindle 67 is rotatably mounted in the interior of the stator 42, but is axially immovable, and has a bevel gear 68 which cooperates with a corresponding bevel gear 69 of an adjusting device 70.
  • the adjusting device 70 is designed as a shaft with a square, so that this shaft is attached to the above by means of a key or a handwheel Square can be turned.
  • a suitably controlled motor can also be used to achieve automation.
  • the slide 47 can be adjusted in the slide guides 49 of the slide carrier 48 transversely to the crankshaft axis 46.
  • a boom 62 is provided on the slide carrier 48, on which a handwheel of an adjustment drive 45 is rotatably mounted.
  • This handwheel is connected to a threaded spindle 63, which engages in a corresponding thread 71 of the slide 47, so that when the handwheel 45 of the slide 47 rotates, it is shifted correspondingly radically.
  • an appropriately controlled motor drive can be provided instead of the handwheel to achieve automation.
  • the device in addition to the deep rolling device 1 or 1 ′ for processing the connecting rod bearing journals, the device also has a fixedly arranged rolling device 50 for processing a main bearing 3.
  • This rolling device 50 is slightly flexible, as can easily be seen in FIG. 5, attached to the slide carrier 48.
  • the slide 47 is guided in the slide carrier 48 and, as a circular guide, in turn carries the slide 43, on the extended axis 40 of which, as already described, the swivel arm 51 is arranged on the outside.
  • This carriage 43 is arranged in the carriage 47 so as to be displaceable in the direction of the arrow 72.
  • the adjusting drive 44 which is designed as a handwheel in the exemplary embodiment, and the threaded spindle 61 connected to the handwheel, which engages in a corresponding thread of the slide 43.
  • Handwheel 44 with threaded spindle 61 is axially immovable but rotatably mounted in the slide 47, so that the slide 43 is moved axially when the handwheel 44 is rotated accordingly.
  • the lateral distance between the rolling device 1 or 1 ′ and the rolling device 50 can be changed, so that the device with the rolling devices can be set up for different bearing distances of a crankshaft to be rolled.
  • the handwheel 44 can be replaced by a suitably controlled motor drive, as a result of which the adjustment described can also be automated.
  • the entire device In order to move the entire device into the working position or to move it back out of the working position, the entire device is arranged on a bed slide 73 so as to be displaceable transversely to the crankshaft axis in the direction of arrow 59 '.
  • the displacement can take place in a manner that is no longer shown, for example via a fluid cylinder or via a threaded spindle with a manual drive or motor drive. While the displacement of the carriage 47 in the direction of the arrow 59 serves to adjust the stroke of the crankshaft, the displacement of the entire device on the bed carriage 73 in the direction of the arrow 59 'is required in order, as already mentioned, to bring the entire device into the working position or remove from the working position.
  • the relative position of the rolling device 50 and the rolling device 1 or 1 'to one another can be set, so that the rolling devices can be set to different bearing distances between the main bearing and connecting rod bearing of a crankshaft. If several main bearings and / or connecting rod bearings of a crankshaft have to be rolled, a displacement axially along the crankshaft axis 46 of the entire device is necessary while maintaining the relative position of the rolling device 50 and the rolling device 1 or 1 'to one another. This is achieved by moving the bed carriage 73 on the associated machine bed in the direction of the arrow 72 '.
  • the bed slide 73 can be moved in a known manner via a threaded spindle 74 on the bed in the direction of the arrow 72 '.
  • this threaded spindle 74 can be controlled by hand or by means of a suitably controlled motor drive, so that the displacement movement in the direction of the arrow 72 'can also be automated.
  • fluid cylinders 52 and 53 are provided on the carriage 47 via holding pieces 75 and 76.
  • the piston rods 64 and 65 of the fluid cylinders mentioned can be brought into contact with the swivel arm 51, each acting in the opposite direction.
  • the fluid cylinder 53 is operated with greater force than the other fluid cylinder and the piston rod 65 is extended until it stops. As a result, the swivel arm 51 reaches the first pivot position 54.
  • the piston rod 64 of the fluid cylinder 52 is moved against the pivot arm 51, but with less force than the force of the piston rod 65, so that in the first pivot position 54 the pivot arm 51 is clamped between the piston rods 65 and 64 and thus is locked.
  • the deep rolling devices can be placed on the bearings to be rolled.
  • the lever 56 can also be swiveled so that the free end 58 no longer bears against the deep-rolling device 1 or 1 'and, because of the position of the center of gravity S in the plane of the drawing, it folds downward.
  • the rolling device 50 can also be used for processing only one main bearing 3 alone. This can especially be the case be advantageous if a straightening process of the crankshaft is also to be carried out simultaneously with the rolling device by means of the deep rolling process.
  • crankshaft is shown schematically in cross section with a main bearing 3 and two connecting rod bearings 4.
  • the entire device can be brought into the working position in the open state, so that the main bearing 3 from the rolling device 50 and a connecting rod bearing 4 from Rolling device 1 or 1 'can be processed, the connecting rod bearing 4 must be rotated in the machine which receives the crankshaft and which is not shown in such a way that a plane 78 which runs parallel to the direction of the arrow 59', both that Main bearing 3 and connecting rod bearing 4 are affected. If this position is reached, the entire device can be moved simply by moving in the direction of arrow 59 on the one hand over the main bearing 3 and on the other hand over the connecting rod bearing 4 and the rolling devices 50 and 1 or 1 'can be closed to carry out the rolling operation.
  • the rotational angle position of the crankshaft only has to be changed accordingly in the said machine, not shown, so that the plane 78 again forms a tangent to the main bearing 3 and the connecting rod bearing 4 .
  • the plane 78 moves because of the fixed center of the machine receiving the crankshaft vertically upward, so that a corresponding vertical correction must be carried out by a corresponding vertical adjustment of the support element 41 in the direction of arrow 66.
  • the deep rolling device 1 consists essentially of two arms 6 and 7. These arms 6 and 7 are connected to one another in a known manner via the tabs 23 and the hinge pin 24 in a scissor-like manner. At the opposite rear ends 8 and 9, a piston-cylinder unit 10 is also arranged in a known manner, which moves the arms 6 and 7 like pliers or scissors. The state of the art is at the end 11 opposite the end 8 and at the end 12 opposite the end 9 arranged on an arm 6 or 7 of the required roller head.
  • the hinge pins 25 and 26 are provided there, which carry the fork-shaped levers 19 and 20 in an articulated manner. The levers 19 and 20 can thus swing freely about their hinge pins 25 and 26, as indicated by the arrows 27 and 26 '.
  • a piston-cylinder unit 21 is connected via a piston rod to the lever 19 via a joint 28, while the cylinder of the piston-cylinder unit 21 is supported on the lever 6.
  • the lever 19 In the switching position shown in FIG. 1, the lever 19 is in the angular position 15.
  • known deep-rolling tools 13 and 13 ' are arranged. In the angular position 15 of the lever 19, the deep rolling roller head 13 is in the working position.
  • a support roller head 14 Arranged opposite the deep rolling roller head 13, in a manner known per se, is a support roller head 14 which is arranged on the lever 20.
  • the angular position 17 of the lever 20 holds the support roller head 14 in the working position, so that the transition radii 2 on the main bearing 3 can be rolled.
  • the levers 6 and 7 are moved via the piston-cylinder unit 10 in a manner known per se and thus the deep rolling roller head 13 and the support roller head 14 are brought into contact with the corresponding bearing points of the crankshaft 5.
  • Connecting rod bearings 4 are rolled in the area of the fillets 2.
  • only a corresponding device has to be arranged.
  • the multiple arrangement of such devices is known from the literature on the prior art which has already been cited. A detailed description of this multiple arrangement can therefore be dispensed with here.
  • crankshaft 5 For the machining of the crankshaft 5, this is, as shown in FIG. 2, received between centers and driven centrally.
  • crankshaft 5 now arrives as the next workpiece with, for example, modified fillet radii
  • the piston-cylinder unit 21 is actuated so that its piston rod retracts.
  • the lever 19 is moved from the angular position 15 into the angular position 16.
  • the pivoting movement in the direction of arrow 27 of the lever 19 is of course in no way limited to the two switching positions described in the exemplary embodiment. More than two switching positions can also be provided. Likewise, more than two deep rolling roller heads can be used. But depending on the application of the deep rolling device 1, it may also make sense to provide only a single deep rolling roller head 13, for example when the now possible swiveling movement via the lever 19 is only or preferably to serve to simplify the tool change for the tool 13 or in the event of a break of the deep rolling rollers 40 'by changing the deep rolling rollers 40' Simplify better accessibility. However, the insertion of the workpiece can also be simplified by such a pivoting movement.
  • the support roller head 14 can also be pivoted in the direction of the arrow 26 ', for example by means of the handle 22 from the angular position 17, which represents the working position, into the angular position 18.
  • the locking bolt 29 is removed so that the lever 20 can now be pivoted effortlessly via the handle 22.
  • the locking bolt 29 is then reinserted and then sits in the bore 30 of the arm 7.
  • the support roller head 14 can be replaced effortlessly.
  • a deep rolling device 1 ' accordinging to FIG. 3 is very similar to that of the deep rolling device described so far.
  • the arm 7 with the support roller head 14, which is articulated via the lever 20 on the arm 7 via the hinge pin 26, can be constructed exactly as already described for FIG.
  • This lever 7 is in turn articulated by means of the hinge pin 24 and the tab 23 with an arm 6 ' connected, wherein the first ends 8 'and 9 of the arms 6' and 7 are connected to a piston-cylinder unit 10 which is intended to cause the pivoting movement of the arms relative to one another and which generates the necessary rolling force.
  • this has a slide guide 37 on the underside, on which one or more slides 35 can be arranged.
  • the one or more slides 35 are displaceable in the direction of arrow 36.
  • the carriages 35 carry deep-rolling roller heads 31, 32 and 33. Since several sliding carriages 35 are provided in the exemplary embodiment, the deep-rolling roller heads 31 to 33 are connected to one another via tabs 38.
  • the deep rolling roller head 31 is in the working position 34, while the deep rolling roller heads 32 and 33 are available for changing the roller head.
  • the roller head 33 is connected with its associated slide 35 via an arm 39 to the piston-cylinder unit 21 '.
  • any desired roller head can be brought into the working position 34 or removed from it will.
  • the roller head in the working position can be locked mechanically or via a bearing ridge tion of the piston of the piston-cylinder unit 21 'are kept in the working position 34.
  • the rolling elements 40 'and the supporting elements 41' can have different dimensions both from one another and from roller head to roller head in adaptation to the dimensions of the workpiece to be machined.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Forging (AREA)
EP86100404A 1985-08-30 1986-01-14 Dispositif de brunissage Expired - Lifetime EP0213256B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61201926A JPH07110473B2 (ja) 1985-08-30 1986-08-29 クランク軸を硬化転圧又は平滑転圧するための装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP85110946 1985-08-30
EP85110946 1985-08-30

Publications (3)

Publication Number Publication Date
EP0213256A2 true EP0213256A2 (fr) 1987-03-11
EP0213256A3 EP0213256A3 (en) 1988-06-08
EP0213256B1 EP0213256B1 (fr) 1991-07-17

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ID=8193719

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86100404A Expired - Lifetime EP0213256B1 (fr) 1985-08-30 1986-01-14 Dispositif de brunissage

Country Status (3)

Country Link
US (1) US4766753A (fr)
EP (1) EP0213256B1 (fr)
DE (1) DE3680261D1 (fr)

Cited By (9)

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US5001917A (en) * 1987-07-13 1991-03-26 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
EP0461293A1 (fr) * 1990-06-15 1991-12-18 Wilhelm Hegenscheidt Gesellschaft mbH Procédé de galetage respectivement écrouissage de vilebrequins à excentricité différente et machine pour la mise en oeuvre de ce procédé
US5235838A (en) * 1987-07-13 1993-08-17 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
DE19722308C1 (de) * 1997-05-28 1998-04-16 Hegenscheidt Mfd Gmbh Festwalzmaschine für Kurbelwellen
DE10060219A1 (de) * 2000-12-04 2002-06-13 Hegenscheidt Mfd Gmbh & Co Kg Schnellwechselsystem für Messtaster-Baugruppe
DE102007003772A1 (de) * 2007-01-19 2008-08-28 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf eines Festwalzwerkzeugs zum Festwalzen von Kurbelwellen
CN101862863A (zh) * 2010-06-23 2010-10-20 常州明豪新金属材料有限公司 滑动式铝杆表面刮削机构
WO2015057201A1 (fr) 2013-10-15 2015-04-23 Ellwood National Investment Corp. Bâti de contenant ouvert pour traitement de compression à rouleaux de produits d'arbre rotatif
EP3186035A4 (fr) * 2014-08-28 2018-04-18 Ellwood National Investment Corp. Cadre de confinement ouvert destiné au brunissage de produits arbres

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ZA948133B (en) * 1993-10-28 1996-05-17 Qualcomm Inc Method and apparatus for reducing the average transmit power from a sectorized base station
US5445003A (en) * 1994-01-03 1995-08-29 Hegenscheidt Corporation Engine crank pin rolling equipment, rolling tool and method of rolling adjacent and offset crank pins
US5722878A (en) * 1995-08-28 1998-03-03 J. D. Phillips Corporation Method and apparatus for microfinishing
US7150173B2 (en) * 2003-05-20 2006-12-19 Lonero Engineering Company, Inc. Upper and lower tools for deep rolling
US7550627B2 (en) * 2005-03-08 2009-06-23 Eastman Chemical Company Processes for producing aromatic dicarboxylic acids
DE102005014998B4 (de) * 2005-04-01 2007-04-05 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzmaschine für Kurbelwellen
ATE417703T1 (de) 2006-10-23 2009-01-15 Cornelius Reuss Verfahren und vorrichtung zum verfestigen von kurbelwellen
DE202007016471U1 (de) * 2007-11-24 2008-03-13 Hegenscheidt-Mfd Gmbh & Co. Kg Vorrichtung zum Festwalzen von Übergangsradien an Kurbelwellen
EP2567762A1 (fr) * 2011-09-12 2013-03-13 Nexans Dispositif d'ondulation d'un tuyau métallique
RU2615966C1 (ru) * 2015-10-23 2017-04-11 Открытое Акционерное Общество "Российские Железные Дороги" Ударное устройство для упрочнения металлов поверхностным пластическим деформированием

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DE3333603A1 (de) * 1983-09-16 1985-03-28 Toyoda Koki K.K., Kariya, Aichi Kurbelzapfen-walzeinrichtung

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Publication number Priority date Publication date Assignee Title
US5001917A (en) * 1987-07-13 1991-03-26 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
US5235838A (en) * 1987-07-13 1993-08-17 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
EP0461293A1 (fr) * 1990-06-15 1991-12-18 Wilhelm Hegenscheidt Gesellschaft mbH Procédé de galetage respectivement écrouissage de vilebrequins à excentricité différente et machine pour la mise en oeuvre de ce procédé
DE19722308C1 (de) * 1997-05-28 1998-04-16 Hegenscheidt Mfd Gmbh Festwalzmaschine für Kurbelwellen
EP0881041A2 (fr) * 1997-05-28 1998-12-02 HEGENSCHEIDT-MFD GmbH Machine d'écrouissage pour vilbrequins
EP0881041A3 (fr) * 1997-05-28 2001-01-17 HEGENSCHEIDT-MFD GmbH Machine d'écrouissage pour vilbrequins
DE10060219A1 (de) * 2000-12-04 2002-06-13 Hegenscheidt Mfd Gmbh & Co Kg Schnellwechselsystem für Messtaster-Baugruppe
DE10060219B4 (de) * 2000-12-04 2004-12-02 Hegenscheidt-Mfd Gmbh & Co. Kg Schnellwechselsystem für Messtaster-Baugruppe
DE102007003772A1 (de) * 2007-01-19 2008-08-28 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf eines Festwalzwerkzeugs zum Festwalzen von Kurbelwellen
DE102007003772B4 (de) * 2007-01-19 2008-11-13 Hegenscheidt-Mfd Gmbh & Co. Kg Festwalzrollenkopf eines Festwalzwerkzeugs zum Festwalzen von Kurbelwellen
CN101862863A (zh) * 2010-06-23 2010-10-20 常州明豪新金属材料有限公司 滑动式铝杆表面刮削机构
CN101862863B (zh) * 2010-06-23 2012-05-30 常州明豪新金属材料有限公司 滑动式铝杆表面刮削机构
WO2015057201A1 (fr) 2013-10-15 2015-04-23 Ellwood National Investment Corp. Bâti de contenant ouvert pour traitement de compression à rouleaux de produits d'arbre rotatif
EP3071368A4 (fr) * 2013-10-15 2017-09-20 Ellwood National Investment Corp. Bâti de contenant ouvert pour traitement de compression à rouleaux de produits d'arbre rotatif
EP3186035A4 (fr) * 2014-08-28 2018-04-18 Ellwood National Investment Corp. Cadre de confinement ouvert destiné au brunissage de produits arbres
US10010982B2 (en) 2014-08-28 2018-07-03 Ellwood National Investment Corp. Open containment frame for targeted compression treatment of rotating shaft products

Also Published As

Publication number Publication date
DE3680261D1 (de) 1991-08-22
EP0213256B1 (fr) 1991-07-17
EP0213256A3 (en) 1988-06-08
US4766753A (en) 1988-08-30

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