WO2005023488A1 - Walzwerkzeug und walzrolle zum walzen, insbesondere festwalzen, eines werkstücks - Google Patents
Walzwerkzeug und walzrolle zum walzen, insbesondere festwalzen, eines werkstücks Download PDFInfo
- Publication number
- WO2005023488A1 WO2005023488A1 PCT/DE2004/001860 DE2004001860W WO2005023488A1 WO 2005023488 A1 WO2005023488 A1 WO 2005023488A1 DE 2004001860 W DE2004001860 W DE 2004001860W WO 2005023488 A1 WO2005023488 A1 WO 2005023488A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rolling
- roller
- workpiece
- bearing
- contact area
- Prior art date
Links
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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
- B23P9/02—Treating or finishing by applying pressure, e.g. knurling
-
- 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
- B24B39/003—Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone; Accessories therefor the working tool being composed of a plurality of working rolls or balls
Definitions
- the invention relates to a rolling tool and a roller for rolling, in particular deep rolling, a workpiece.
- Deep rolling is of particular importance from the multitude of possible mechanical surface treatment processes. Deep rolling is normally used in the grooving process or in the feed process. Profile rollers are used in the puncturing process, which are specially adapted to the radius of a fillet to be consolidated. They are tilted so that the resulting rolling force is aligned with the zone in which the highest material fatigue is to be expected. The deep rolling rollers are suspended in such a way that the inclination of the rollers can automatically adjust to the actual local surface angle when they are positioned against the fillet. This compensates for manufacturing tolerances and at the same time ensures that the desired distribution of the compressive stresses in the fillet is obtained. This effect is extremely important for process security.
- the process usually extends over several revolutions of the workpiece.
- the rolling force is slowly built up over a certain number of revolutions, then kept constant and finally reduced again over another certain number of revolutions. Due to the soft insertion and removal of the roller, tension jumps and an associated additional notch effect are avoided.
- the plunge method is only suitable for narrowly defined areas, preferably for fillets with radii smaller than 4 mm, the feed method is intended for processing larger areas.
- the tools are subjected to very high rolling forces.
- the rolling roller is connected to the workpiece to be solidified with a defined force and is moved relative to the workpiece.
- the rolling roll runs with its work scope along the workpiece on the workpiece and on the tool side along a counter roller.
- the pendulum movement is indispensable for an even tension distribution in the radius.
- the roll In use, the roll is therefore necessarily rolled twice per revolution. This leads to a comparatively quick fatigue of the material, especially with the very high hard rolling forces.
- a less wear bearing is known from EP 0 353 376 AI.
- a rolling tool is proposed in which the storage is carried out hydrostatically.
- the roller body is spherical, and this clever solution cannot be suitably transferred to form rollers, since the sealing edge along a roller contour is far more complex than the sealing edge along a spherical body.
- the sealing gap would change so much even with small - undoubtedly - pendulum movements that the required hydrostatic pressure cannot be guaranteed.
- even minor surface damage in the working area of the roller would lead to malfunctions in the gap seal.
- This task is solved first of all by a rolling tool with a rolling roller for rolling, in particular deep rolling, a workpiece, wherein the rolling roller rotates along the workpiece during the rolling with a work scope if the work scope lies in a workpiece contact area of the roller roll that is spatially separated from a bearing contact area.
- the scope of work is understood to mean the narrow or wider strip along the outer circumference of the roller, which transfers the rolling forces to the area of the workpiece to be solidified during rolling. Microscopically, if in doubt, this will involve two or more strips; Macroscopically, this is usually a rotationally symmetrical strip that runs around the roller and has a width of less than up to approximately 8 mm.
- the rolling roller is only in contact with the workpiece with a small part of its scope of work at all times, but for rolling the roller is moved over the area to be consolidated. This is usually done by rotating the workpiece or tool against one another while maintaining a constant pressure.
- the scope of work is regularly exactly rotationally symmetrical so that a constant radial force is transferred from the roller to the workpiece during rotation.
- “Areas”, in particular the bearing contact area and the workpiece contact area, is understood first of all to mean the surface of the rolling roller. As soon as the rolling force is introduced into the rolling roller via the surface of the rolling roller in the bearing contact area and through the rolling roller over that part of its surface which is in There is contact with the workpiece as the deep-rolling force is transmitted, and as long as these stressed surface sections of the roller do not overlap, the reduced load on the roller material according to the invention is achieved.
- the bearing contact area and the workpiece contact area are offset from one another with respect to the axis of rotation of the roller, so that when the bearing contact area and the workpiece contact area are projected onto the axis of rotation of the roller, there is no overlap of the two contacts t ranges.
- the bearing contact area is arranged on both sides of the workpiece contact area.
- the roller in the bearing contact area can advantageously have an arcuate contour. This is understood to mean that, in the case of a cross section through the bearing surface, the roller has an arc-shaped boundary and preferably lies flat on the bearing with it.
- the cross-section through the bearing surface is preferably selected such that the cross-sectional plane is perpendicular to a plane of the working scope and / or the plane of the bearing contact area and parallel to the main pressure direction of the tool (cf. the cutting plane selected in FIG. 1 of the drawing).
- this circular arc piece results in a body of revolution, the distance between the axis of rotation of the roller and the circular arc piece not having to be the radius of the circular arc.
- Providing the circular arc-shaped contour results in a particularly low-wear, flat bearing. It may be sufficient if the roller has such a circular contour on only one side of the workpiece contact area.
- the bearing contact area on both sides of the workpiece contact area be provided in the form of a circular arc with a bearing contour of a continuous circular arc, the center point of the continuous circular arc lying in the plane of the workpiece contact area.
- the rolling roller rests on two bearing surfaces on the bearing; in the case of a cross section through the bearing, however, the bearing surfaces result in the shape of a
- Circular arcs can be drawn through both bearing surfaces.
- the bearing surfaces are symmetrical to the center of the roller, so the center of the circular arc running through both bearing surfaces lies in an imaginary plane of the workpiece contact area or the scope of work. The plane is normal to the axis of rotation of the roller.
- This constellation allows the roller to swivel out at least to a certain extent, that is, to rotate the angle of the working plane while the working scope is being rotated without the bearing surface of the roller having to change on the bearing. [22] If, in such a constellation, not only are tangents to the roller in the bearing contact area, but also a tangent in the workpiece contact area perpendicular to a connection from there to the center of the circle described, does a rolling force, which is introduced into the roller over the scope of work, no unwanted rotation of the roller.
- the roller roll have a barrel shape in the bearing contact area.
- a barrel is characterized by the fact that its jacket is the rotating body of a circular arc piece, but that the center of the circular arc does not lie on the axis of rotation of the barrel, which in the case of a roller is the axis of rotation of the roller. It is even advantageous if the center of the circle defining the contour of the barrel-shaped bearing contact surface is in the working circumference plane but outside the roller. This is associated with the fact that the radius of the circle defining the barrel shape is to a certain extent larger than the radius of the scope of work. In such an embodiment, the roller is stably supported from a static point of view. Such storage is even suitable for deep rolling operations in the feed for cylindrical workpieces or for contours with large radii.
- a barrel roller in the form of a barrel contact in the bearing contact area is in particular accessible to a mechanical bearing on the tool side, preferably via support rollers such as roller bearings, in particular ball, needle and cylindrical roller bearings.
- the roller in the bearing contact area can have a spherical shape.
- the center of a circle defining the circular arc-shaped bearing surfaces coincides with the axis of rotation of the roller.
- the bearing surface results from the rotation around the roller axis into a strip between two degrees of length on the spherical shape.
- Suitable spherical shapes have, for example, spherical caps or spherical zones which are connected to the side of the workpiece contact area.
- such a roller with a spherical bearing can be pivoted absolutely neutrally and is spatially compact.
- this roller Via the spherical shape, this roller is even accessible to a hydraulic, in particular hydrostatic, bearing on the tool side for receiving the roller. This makes it possible to control the rolling force very constantly, which leads to high quality and reproducibility of the rolling process.
- the storage finally takes place on the geometrically relatively simple figure of a ball and is therefore independent of the shape in the workpiece contact area.
- the rolling roller can thus also particularly easily understand a swiveling-out movement at a locally present angle of a fillet.
- a swivel bearing area on the roller is also proposed for maintaining the bearing surface when the roller is deflected.
- the object is also achieved by a rolling tool with a hydraulically mounted rolling roller for rolling, in particular deep rolling, a workpiece if the rolling roller is spherically mounted, but itself is aspherical, in particular partially spherical.
- a particular aspect of the invention is accordingly that the prior art is enriched by a rolling tool with a hydraulically mounted form roller for rolling a workpiece.
- a roller for rolling, in particular deep-rolling, a workpiece the roller having an essentially disk-shaped workpiece contact body which is symmetrical about a roller axis
- bearing bodies which are arranged longitudinally with respect to the roller axis and to the workpiece contact body and are rotationally symmetrical about the same axis. In this form, it is directly accessible to the application according to the invention.
- FIG. 1 shows a cross section of a tool head with a roll roll holder and with a hydrostatically mounted roll roll
- FIG. 2 shows schematically a roller with a barrel-shaped bearing body in a central position
- FIG. 3 the roller from FIG. 2 in a swung-out state
- Figure 4 shows schematically a roller with a spherical bearing body in a central position
- FIG. 5 shows the roller from FIG. 4 in a pivoted-out position.
- the rolling tool 1 in FIG. 1 essentially consists of a roll holder 2 and a roll roll 3.
- the roll roll 3 is hydraulically supported in the roll holder 2.
- two hydraulic bearing pockets 4, 5 are used, which are fed with a liquid during operation via a hydraulic feed system 6 in the roller holder 2.
- the liquid is pressed into the roll holder 2 on the tool side via a feed chamber 7; the pressure control is also carried out there, since the hydraulic feed system 6 consists of tubes communicating with one another.
- the roller 3 consists of a roller body 8 and two spherical bearing bodies 9, 10, which are arranged as spherical caps on both sides of the disk-shaped roller body 8.
- the roller 3 can be made in one piece or can also be composed of the three elements of the roller body and spherical caps.
- a swivel play 14 is provided in the roller holder 2, so that the roller body 8 with a working circumference 15 can swing out without resistance into a groove 17 located outside a central position 16.
- the bearing bodies 9, 10 rotate in the pockets 4, 5 until the roller has reached its swiveled-out position in the fillet 17.
- the angular momentum, which the roller 3 opposes this rotation of its axis of rotation 18, is normally negligible compared to the high deployment forces which act due to the high rolling force.
- the scope of work 15 is formed by the strip-shaped surface which, when the roller 3 is rolled over, comes into contact with the fillet 17 along the workpiece 13.
- the workpiece contact area is somewhat narrower than the disk-shaped roller body 8.
- the bearing contact area 11 is arranged on both sides of the workpiece contact area symmetrically on the roller at a certain distance from the roller body.
- a bearing surface 21, and thus the size of the bearing contact area, does not change as a result of pivot bearing areas 19, 20 directly adjoining the bearing contact area 11 and continuing its spherical shape (only marked on one side of the rolling element 3). In this respect, the force relationships do not change.
- the geometry of the scope of work or of the workpiece contact area on the roller body is determined by the workpiece geometry; However, the tool-side mounting of the roller and thus the application of force takes place via a separate bearing contact area.
- the bearing contact area consists of spherical caps or spherical zones on both sides of the workpiece contact area.
- the center of the ball lies on the central axis 16 and on the axis of rotation 18. This makes it possible to mount the roller either hydrostatically or mechanically by means of a counter roller. In any case, it is ensured that the roller can swivel around the center of the ball and nestle against a radius that is to be rolled out in the center, without jamming or changes in the sealing gap. Furthermore, damage to the roller in the work area no longer affects the function of the bearing and force application.
- One tool variant which can also be used in the feed method, includes an axial bearing of the roller on both tool surfaces on the tool side. This storage can be done mechanically on the one hand via ball, needle or cylindrical roller bearings. From the aspects mentioned, however, it is advantageous to also carry out the axial bearing hydrostatically. This applies particularly to the hydrostatic bearing of the roller.
- the roller 30 in Figure 2 consists of a again approximately disc-shaped roller 31, which determines the maximum width of the workpiece contact area, and barrel-shaped bearing bodies 32, 33 arranged on both sides of the roller body 31.
- a bearing contact surface 34 (only on one Characterized side of the roller body 31) by a portion 35 of an arc around a first center 36.
- the bearing bodies like the entire roller 30, are rotationally symmetrical about an axis of rotation 37, which is why in the section shown there is a second center 38, around which the surface of the bearing contact area 40 that is not currently resting on a bearing 39 is drawn in a circular arc.
- the center points 36, 38 lie on a central axis 41, which at the same time lies in the plane of the work scope.
- the storage which is in the form of an arc of a circle, enables the roller 30 to swivel the center 36 away from the storage.
- the roller 30 in Figure 3 has performed such a pivoting. It is displaced tangentially with its barrel-shaped bearing bodies 32, 33 along tool-side bearing surfaces 42, 43, but is still in a new bearing contact area 44 that is identical in width to the bearing contact area 40 from FIG. 2, as long as it has not been moved beyond a swivel bearing area 45 is.
- the roller 50 in FIG. 4 consists of an essentially disk-shaped roller body 51 and two spherical caps 52, 53 for mounting the roller 50. Since a center 54 of the spherical caps 52,
- FIG. 6 shows in cross section a part of a deep-rolling tool with a roller holder 106 and two deep-rolling rollers 101, 124 mounted hydrostatically therein,
- FIG. 7 shows the roll holder 106 from FIG. 6, the deep-rolling roll 124 having been removed and the sealing geometry for the roll 124 being shown schematically in its empty chamber 126,
- FIG. 8 shows a view under the empty roller chamber 126 according to identification VIII-VIII in FIG. 7,
- FIG. 9 shows in cross section an embodiment variant for a tool according to the invention with two hollow cap-shaped rolling rollers and
- Figures 10, 1 1 and 12 a tool or its rollers according to the prior art for deep-rolling crankshaft fillets.
- the aim of this application example is the deep rolling of fillets on dynamically highly stressed parts.
- These can be rotationally symmetrical parts (130) with a diameter (132) and a plan shoulder (131).
- These rotationally symmetrical bodies can be delimited on the opposite side by a similar plan shoulder (133). This arrangement is predominantly found in crankshafts, and the diameter (132) can be both a crank pin and a bearing pin
- Previous mechanical systems according to FIG. 10 work with deep rolling rollers (140) which are pressed against the workpiece radii (144) by support rings (141). For this purpose, forces (142) are introduced into the rollers relative to the processing points. This introduction of force creates a high Hertzian Pressing in support rings and rollers. In combination with the high Hertzian pressure at the processing points (144), this stress shortens the service life of the deep rolling rollers.
- the mechanical arrangement also provides for the pivoting movement (143) to compensate for manufacturing tolerances. However, this pivoting movement takes place around the radius centers (144).
- the tracking system (106 ') reacts to an upward movement (125) which slightly increases the sealing gap by changing the position of the roller holder relative to the roller. If the pressure in the chamber (126) is too low, the roll holder is slightly lowered in the direction (125 ') by the tracking system, as a result of which the circumferential sealing gap is reduced and the liquid pressure rises again.
- the present invention is also based on the object of providing a tool which can ensure an optimal surface treatment using economical means.
- the object according to this aspect of the invention is achieved by a deep rolling roller, a deep rolling tool and a method for deep rolling, as are illustrated by the two exemplary embodiments in FIGS. 6 to 9 and in the description below:
- the deep rolling rollers according to the present invention are able to adapt to the actual position of the planar shoulders each time they are used.
- the deep rolling rolls according to FIG. 6 and according to FIG. 9 are installed in the roll holder in such a way that they can perform a pivoting movement about the center line (104 ').
- the deep rolling rollers can also be rotated about their own center line (101 '). Both movements can take place simultaneously.
- a plastic shape change takes place in the area of the radius (102).
- the rolling force (F) must remain constant throughout the process. This is ensured by the fact that the deep-rolling rollers can continue to pivot about the center line (104 ') while rotating in the direction of an arc (125).
- At least one spherical boundary surface 103 (ball dome with radius 9)
- Center point 104 of the ball dome lies on center line 104 ', center line 104' forming the cylinder axis of the bulge on sealing surface 107.
- the sealing surface 107 seals the chamber 126 along the flat side surface 105 of the roller 101 except for a hydraulic leakage gap.
- Roll holder 106 with sealing surface 107, cylindrical with reference to center line 104 ', provided with radius 108.
- roller holder and roller form a hydrostatic sealing gap in the area of the contact lines 1 13, 1 14, 115.
- Spring elements 126 swivel the deep-rolling rollers in the rest position of the tool to such an extent that a collision of the rollers with the workpiece when approaching or removing them from the machining point is impossible.
- FIG. 9 Features of an alternative embodiment (FIG. 9) are above all a hydrostatic roller according to the description above, but with the following features:
- Concave spherical surface 120 formed with radius 121 in relation to center 104.
- Roll holder 123 designed with a convex spherical or approximately spherical surface 122, likewise with a radius 121 in relation to the center 104.
- a deep-rolling roller with a rolling area and two side areas the rolling area in the use of the deep-rolling roller being intended to rotate on a workpiece to run along, the deep rolling roller being characterized in that it has an at least largely spherical shape on one side region and is at least largely flat in the opposite side region.
- a deep-rolling roller with a rolling area and two side areas the rolling area in use of the deep-rolling roller being intended to rotate along a workpiece, which is characterized in that the deep-rolling roller is rotationally symmetrical about a rolling axis, but at the same time mirror-asymmetrical with respect to each perpendicular to Roll axis standing plane is.
- a deep rolling roller with a rolling area and two side areas wherein the rolling area in the use of the deep rolling roller is intended to rotate along a workpiece, which is characterized by a same-direction, at least largely spherical curvature of both side areas of the deep rolling roller.
- a hydrostatic deep-rolling tool with a roller in particular according to one of the solutions (a), (b) or (c), the tool having a roller holder with a chamber for receiving and guiding the deep-rolling roller, which is characterized in that the chamber has a Roller opening and / or a cross-section lying at least approximately parallel to it, which essentially extends longitudinally between two radius zones, a first boundary being convexly curved and the opposite boundary being concave or at least approximately straight.
- a hydrostatic deep-rolling tool with a roller in particular according to one of the solutions (a) to (c), the tool having a roller holder with a chamber for receiving and guiding the deep-rolling roller, which is characterized by a bulge at least substantially in the form of a cylinder jacket section on an outer wall the chamber, wherein preferably an opposite sealing wall of the chamber is spherically shaped, with a center of the spherical shape lying on an axis of the cylinder.
- the outer sealing wall can also be spherically shaped, in which case the centers of both spherical shapes lie one on top of the other.
- a method for deep rolling, in particular a surface groove of a workpiece preferably with a deep rolling roller according to one of the solutions (a) to (c) and / or a tool according to one of the solutions (d) or (e), which is characterized in that a deep-rolling roller between two sealing walls in a roller holder is exposed to a hydrostatic pressure which, with a leak through a sealing gap surrounding the roller, exerts a deep-rolling force on the workpiece, the roller moving out of a chamber in a roller holder through the hydrostatic loading until an equilibrium occurs Role between the application of fluid and the workpiece has been reached, the roller executing a pivoting movement on its way to the workpiece surface as it exits the chamber.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Rolling Contact Bearings (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112004001577T DE112004001577D2 (de) | 2003-08-29 | 2004-08-20 | Walzwerkzeug und Walzrolle zum Walzen, insbesondere Festwalzen, eines Werkstücks |
US10/953,859 US20050107230A1 (en) | 2003-08-29 | 2004-09-29 | Rolling tool and roller for rolling, particularly deep rolling, a work piece |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10340267.5 | 2003-08-29 | ||
DE10340267A DE10340267A1 (de) | 2003-08-29 | 2003-08-29 | Walzwerkzeug und Walzrolle zum Walzen, insbesondere Festwalzen, eines Werkstücks |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/953,859 Continuation US20050107230A1 (en) | 2003-08-29 | 2004-09-29 | Rolling tool and roller for rolling, particularly deep rolling, a work piece |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005023488A1 true WO2005023488A1 (de) | 2005-03-17 |
Family
ID=34202305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2004/001860 WO2005023488A1 (de) | 2003-08-29 | 2004-08-20 | Walzwerkzeug und walzrolle zum walzen, insbesondere festwalzen, eines werkstücks |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE10340267A1 (de) |
WO (1) | WO2005023488A1 (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202011103888U1 (de) | 2011-07-28 | 2011-09-07 | Hegenscheidt-Mfd Gmbh & Co. Kg | Festwalzrolle |
EP2759373A2 (de) | 2013-01-29 | 2014-07-30 | Zachodniopomorski Uniwersytet Technologiczny w Szczecinie | Verfahren zum Kontrollieren des Drucks eines hydrostatischen Glättwerkzeug und hydrostatisches Glättwerkzeug |
CN111683760A (zh) * | 2018-06-19 | 2020-09-18 | 舍弗勒技术股份两合公司 | 用于静液压轧制工具的辊体以及具有该辊体的静液压轧制工具 |
CN113070677A (zh) * | 2021-03-29 | 2021-07-06 | 四川坤成润科技有限公司 | 一种柱塞组件滚松装置及滚松方法 |
CN115210038A (zh) * | 2020-01-08 | 2022-10-18 | 马勒国际有限公司 | 用于加工环形槽的方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010008694A1 (de) | 2009-07-21 | 2011-02-10 | Ferroll Gmbh | Vorrichtung zum Walzen eines exzentrischen Rotationsbauteils, Walzmaschine und Verfahren sowie exzentrisches Rotationsbauteil |
DE102011011276A1 (de) | 2011-02-11 | 2012-08-16 | Ferroll Gmbh | Fluidostatische Walzvorrichtung zur Oberflächenbearbeitung und Verfahren zur Randschichtumformung |
CN106346193A (zh) * | 2016-11-17 | 2017-01-25 | 中车洛阳机车有限公司 | 一种圆弧滚压强化装置 |
DE102018126185A1 (de) | 2018-10-22 | 2020-04-23 | Schaeffler Technologies AG & Co. KG | Werkzeug und Verfahren zur mechanischen Oberflächenbearbeitung |
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DE1933858A1 (de) * | 1968-07-04 | 1970-06-04 | Kobe Steel Ltd | Vorrichtung zum Walzen von Auskehlungen in Wellen |
SU627955A1 (ru) * | 1977-04-22 | 1978-10-15 | Natapov Leonid M | Устройство дл накатки боковых поверхностей канавок |
EP0353376A1 (de) * | 1988-08-02 | 1990-02-07 | Wilhelm Hegenscheidt Gesellschaft mbH | Walzwerkzeug |
SU1682145A1 (ru) * | 1989-06-26 | 1991-10-07 | Витебский технологический институт легкой промышленности | Устройство дл вибронакатывани поверхностей |
DE4309176A1 (de) * | 1993-03-22 | 1994-09-29 | Siemens Ag | Verfahren zum Festwalzen eines Bauteils |
DE19516834A1 (de) * | 1995-05-08 | 1996-11-14 | Siemens Ag | Walzvorrichtung zur Erzeugung von Druckeigenspannungen in einem Bauteil sowie Verwendung der Walzvorrichtung |
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US3945098A (en) * | 1975-04-18 | 1976-03-23 | Petr Ivanovich Yascheritsyn | Pulse impact tool for finishing internal surfaces of revolution in blanks |
FR2531360A1 (fr) * | 1982-08-03 | 1984-02-10 | Marchal Equip Auto | Procede et dispositif de finition par galetage d'un filet helicoidal taille sur une piece cylindrique |
-
2003
- 2003-08-29 DE DE10340267A patent/DE10340267A1/de not_active Withdrawn
-
2004
- 2004-08-20 DE DE112004001577T patent/DE112004001577D2/de not_active Expired - Fee Related
- 2004-08-20 WO PCT/DE2004/001860 patent/WO2005023488A1/de active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1933858A1 (de) * | 1968-07-04 | 1970-06-04 | Kobe Steel Ltd | Vorrichtung zum Walzen von Auskehlungen in Wellen |
SU627955A1 (ru) * | 1977-04-22 | 1978-10-15 | Natapov Leonid M | Устройство дл накатки боковых поверхностей канавок |
EP0353376A1 (de) * | 1988-08-02 | 1990-02-07 | Wilhelm Hegenscheidt Gesellschaft mbH | Walzwerkzeug |
SU1682145A1 (ru) * | 1989-06-26 | 1991-10-07 | Витебский технологический институт легкой промышленности | Устройство дл вибронакатывани поверхностей |
DE4309176A1 (de) * | 1993-03-22 | 1994-09-29 | Siemens Ag | Verfahren zum Festwalzen eines Bauteils |
DE19516834A1 (de) * | 1995-05-08 | 1996-11-14 | Siemens Ag | Walzvorrichtung zur Erzeugung von Druckeigenspannungen in einem Bauteil sowie Verwendung der Walzvorrichtung |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202011103888U1 (de) | 2011-07-28 | 2011-09-07 | Hegenscheidt-Mfd Gmbh & Co. Kg | Festwalzrolle |
WO2013013659A1 (de) | 2011-07-28 | 2013-01-31 | Hegenscheidt-Mfd Gmbh & Co. Kg | Festwalzrolle |
US9987722B2 (en) | 2011-07-28 | 2018-06-05 | Hegenscheidt-Mfd Gmbh & Co. Kg | Hard-rolling roller |
EP2759373A2 (de) | 2013-01-29 | 2014-07-30 | Zachodniopomorski Uniwersytet Technologiczny w Szczecinie | Verfahren zum Kontrollieren des Drucks eines hydrostatischen Glättwerkzeug und hydrostatisches Glättwerkzeug |
CN111683760A (zh) * | 2018-06-19 | 2020-09-18 | 舍弗勒技术股份两合公司 | 用于静液压轧制工具的辊体以及具有该辊体的静液压轧制工具 |
US11207720B2 (en) | 2018-06-19 | 2021-12-28 | Schaeffler Technologies AG & Co. KG | Roll body for a hydrostatic rolling tool and hydrostatic rolling tool with the roll body |
CN115210038A (zh) * | 2020-01-08 | 2022-10-18 | 马勒国际有限公司 | 用于加工环形槽的方法 |
CN113070677A (zh) * | 2021-03-29 | 2021-07-06 | 四川坤成润科技有限公司 | 一种柱塞组件滚松装置及滚松方法 |
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DE112004001577D2 (de) | 2006-05-11 |
DE10340267A1 (de) | 2005-03-17 |
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