| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 072095000 |
And longitudinal movement of work
| 32 |
| 072102000 |
Using non-cylindrical rotating tool
| 14 |
| 072084000 |
Using tool having rotating surface moving along it axis of rotation during deformation
| 12 |
| 072082000 |
Caused by work-holding, shape-imparting form (e.g., for "spinning")
| 11 |
| 072094000 |
And movement of work laterally of rotational axis during deformation
| 9 |
| 072110000 |
Using roller-cluster | 5 |
| 20080209969 | Deep Rolling Head - The invention relates to a burnishing roller head ( | 09-04-2008 |
| 20080271509 | Computer controlled flexible rolling machine - There is provided a flexible rolling machine operative to form a metal panel. The machine includes a frame and a series of rollers. The machine includes at least one primary bottom roller, at least one secondary bottom roller, and at least one top roller. Each roller includes a cylinder. The cylinder comprises a proximal portion that is coupled to the frame and a distal portion that is coupled to at least one rolling member. The individual cylinders have independently adjustable lengths. The machine further includes a non-contact measuring system operative to measure the panel. | 11-06-2008 |
| 20100223970 | Pipe Processing Device Having Floating Drive Roller - A device for processing a pipe has a bearing plate slidably mounted on a support plate. A drive roller, engageable with an inner surface of a pipe, is mounted on the bearing plate and rotates about an axis substantially parallel to the longitudinal axis of the pipe. Support rollers, mounted on the support plate, engage and support the pipe against the drive roller. Springs are positioned in contact with the support plate and the bearing plate and bias the drive roller into engagement with the pipe. Variations in pipe wall thickness are compensated for by sliding motion of the bearing plate relatively to the support plate as the drive roller rotates and the pipe and the device move relatively to one another. | 09-09-2010 |
| 20140174142 | END-KNURLING DEVICE - An improved knurling device ( | 06-26-2014 |
| 20150298185 | METHOD AND DEVICE FOR PRODUCING SEAMLESS STEEL PIPES HAVING LOW ECCENTRICITY - The invention relates to a method for producing seamless steel tubes in a rolling mill train with one or more consecutively positioned longitudinal or cross-rolling units and an inside tool which is used as mandrel bar or piercing plug during the rolling process. The aim is to provide a method to reduce the eccentricity of the rolling stock considerably. | 10-22-2015 |
| 072088000 |
Caused by tools (e.g., "platens") relatively moving parallel to their surface | 5 |
| 20140283570 | ROLL DIE - A roll die for use with a thread roiling apparatus for roll forming threads on a part is disclosed. The roll die generally comprises a stationary roll die having a first predetermined thread on one surface thereof. The roll die also comprises a moving roll die having a second predetermined thread on a first predetermined portion of a surface thereof and a third predetermined thread on a second predetermined portion of the surface of the moving roll die. The moving roll die also includes at least one ramp arranged between a second predetermined thread and a third predetermined thread. The roll die may be capable of roll forming multiple threads on a fastener or threaded blank or part in a single pass. | 09-25-2014 |
| 20090007618 | Apparatus and Method of Producing Spark Plug - In an apparatus for producing a spark plug, approach driving conditions are calculated on the basis of a specified thrust feeding amount so that, while a temporal overlap occurs between a time period of feed-driving toward a rolling position P | 01-08-2009 |
| 20090107198 | ROLLING-CIRCLE MACHINE - A rolling-circle machine for rolling a workpiece includes at least one first rolling portion, a second rolling portion connected to the first rolling portion, and at least one adjusting screw. The first rolling portion includes one or more first concaved sections for rolling the workpiece and at least a through hole. The second rolling portion includes one or more second concaved sections for rolling the workpiece. The second concaved section forms one or more rolling slots in cooperation with the first concaved section. The adjusting screw includes a threaded post passing through the through hole of the first rolling portion and one end of the threaded post is fixed in the second rolling portion. The adjusting screw is configured for adjusting a distance between the first and the second rolling portion to roll workpieces that have different dimensions. | 04-30-2009 |
| 20160030998 | ROLL FORMING MACHINE WITH RECIPROCATING DIES - A reciprocating die roll forming machine for forming a pattern such as a thread form on the outer surface of a cylindrical blank includes at least one set of reciprocating dies operating upon the blank which rotates in place. The machine includes a slide and bearing combination to support the dies belt driven by a servo-motor controlled by a central processing unit. Mechanism is provided to deliver and position a blank for engagement by the dies. In one form, the machine includes multiple die sets to produce multiple parts during one die reciprocation cycle. In another form, the machine employs separate drive mechanisms to independently drive each die of a set. | 02-04-2016 |
| 20160107221 | METHOD OF PRODUCING THREADED MEMBER, METHOD OF PRODUCING SPARK PLUG, AND APPARATUS FOR PRODUCING THREADED MEMBER - A workpiece having a first portion and a second portion is held. The first portion extends in the direction of a center axis of the workpiece, and a male thread is to be rolled on the first portion. The length of the second portion in a direction perpendicular to the center axis is longer than that of the first portion. The male thread is formed on the outer circumference of the first portion using two rolling dies through rolling. At least a first portion center axis that is a part of the center axis and corresponds to the first portion is separated in a prescribed direction from a first virtual plane containing the center axes of the two rolling dies. In the workpiece held, the first portion center axis is inclined such that its distance from the first virtual plane increases with distance from the second portion. | 04-21-2016 |
| 072086000 |
Using angularly related roller-couple acting parallel to axis of work rotation | 2 |
| 20090120152 | RING ROLLING FROM METAL BLANKS - A method of rolling a ring from a metal blank comprises mounting the blank ( | 05-14-2009 |
| 20080216539 | Method and Device for the Integral Molding of a Flange to the End of a Round or Oval Pipe of Thin-Walled Sheet Metal and Pipe Produced by the Method - The invention proposes a method for the integral moulding of a flange ( | 09-11-2008 |
| 072111000 |
Using tool-couple | 2 |
| 20150321240 | SWAGING DEVICE AND SWAGING METHOD - A swaging device according to an aspect of the present invention swages an end of a tubular body and a circumferential edge of an end plate for closing an opening of the tubular body by utilizing a processing roller, in which the processing roller is connected to a robot, the robot being configured to control a position of the processing roller, and swaging is performed by sandwiching the end of the tubular body and the circumferential edge of the end plate by an inner roller and an outer roller, the inner roller being disposed inside the tubular body, the outer roller being disposed outside the tubular body so that the outer roller is opposed to the inner roller, and the outer roller being movable toward the inner roller. | 11-12-2015 |
| 20150352629 | FORGING DEVICE AND FORGING METHOD - In a forging device including a rotating table and a shaping roller, which forging device forges a workpiece such that an outer peripheral surface of the shaping roller is pressed against an end surface of the workpiece in a central-axis direction of the workpiece while the workpiece is rotated by the rotating table, the shaping roller is placed apart from a rotation axis, and a position of that end of the outer peripheral surface of the shaping roller which is opposite to a rotation-axis side in a central-axis direction of the shaping roller is placed at an outer side in a radial direction of the workpiece relative to a position of an outer peripheral surface of the workpiece that has been forged. | 12-10-2015 |
| 072101000 |
Using rotating tool-couple relatively adjustable about pivot normal to tool axis | 2 |
| 20130180302 | RING ROLLING MILL AND RING ROLLING METHOD - This ring rolling mill includes a main roll and a mandrel that are brought close to or separated from each other, and roll a peripheral portion of a ring-shaped body in a radial direction of the ring-shaped body while the ring-shaped body is rotated along its peripheral direction in a state where the peripheral portion of the ring-shaped body is pinched in the radial direction between an outer peripheral surface of the main roll, and an outer peripheral surface of the mandrel. This ring rolling mill further includes a mechanism which inclines and supports the mandrel with respect to the rotation axis of the main roll such that the gap between the outer peripheral surface of the mandrel and the outer peripheral surface of the main roll differs on one side and on the other side as seen in a direction along the rotation axis of the main roll. | 07-18-2013 |
| 20160175916 | ROLLING MACHINE AND METHOD OF ROLLING GEAR USING THE ROLLING MACHINE | 06-23-2016 |
| Entries |
| Document | Title | Date |
|---|
| 20100147044 | METHOD AND DEVICE FOR REINFORCING CRANKSHAFTS - The present invention relates to a device and a method for surface rolling crankshafts at the transition radii of bearing journals. The method for surface rolling the transition radii of crankshafts comprises the following steps: providing at least one roller element for applying at least one force to the workpiece; providing at least one support element for supporting the workpiece against a force applied by a roller element; displacing the at least one roller element and/or the at least one support element such that the at least one support element, and the at least one roller element, perform a displacement relative to each other, the displacement having a linear component. The present invention further provides a roller element for surface rolling the transition radii of crankshafts having a substantially linear contact surface for introducing at least one surface rolling force into a crankshaft, and a corresponding device. | 06-17-2010 |
| 20100212385 | QUICK CHANGE FOR TRANSFER STARWHEEL - A machine arrangement including a vacuum transfer turret assembly configured to releasably hold one or more containers and to rotate the one or more containers about the turret assembly when the one or more containers are held by the turret assembly. The turret assembly includes a shaft assembly, a starwheel assembly, and a vacuum assembly. The starwheel assembly is releasably secured to the shaft assembly. The turret assembly is adapted to, when the starwheel assembly is secured to the shaft assembly, rotate the shaft assembly to rotate the starwheel assembly relative to the vacuum assembly and when the starwheel assembly is rotatably released from the shaft assembly, enable movement of the starwheel assembly and the vacuum manifold along the shaft assembly towards and away from the vacuum assembly. | 08-26-2010 |
| 20110083485 | ROLL FORMING METHOD FOR PRODUCING LONGITUDINALLY TOOTHED PROFILED BODIES IN POT-SHAPED CYLINDRICAL WORKPIECES - A roll-forming process for producing longitudinally toothed profiled bodies in a pot-shaped cylindrical workpiece in which, during a first rolling process (A), the pot-shaped cylindrical workpiece ( | 04-14-2011 |
| 20110113846 | METHOD AND DEVICE FOR PRODUCING A CIRCULARLY CYLINDRICAL BODY, WHICH CONSISTS OF PLASTICS MATERIAL, WITH INTERNALLY DISPOSED HELICAL RECESSES - The invention relates to a method for producing a circular cylindrical body ( | 05-19-2011 |
| 20110214468 | Forming Device - A forming device for cup-shaped hollow bodies ( | 09-08-2011 |
| 20140130561 | METHOD FOR THE ROLLER-STRAIGHTENING OF CRANKSHAFTS - The invention concerns a process for roll straightening crankshafts ( | 05-15-2014 |
| 20140338412 | FORM-ROLLING DIE STRUCTURE AND FORM-ROLLING METHOD FOR COMPOUND SCREW - [Problem] The purpose of the present invention is to provide a form-rolling die and form-rolling method for a compound screw that use a cylindrical material to be threaded, enable the high-precision mass production of compound screws having a right-hand thread portion and a left-hand thread portion on the same region, do not cause rolling defects such as slips, and in which blockages do not occur even in the unlikely event of shavings being generated. [Solution] A form-rolling die structure is provided with die members which are pressed against a material to be threaded and which have rigid surfaces that are relatively displaced. The die members are equipped with a plurality of independent concave portions which form a substantially parallelogram shape when viewed from the normal of a virtual surface obtained by connecting the outermost portions of each of the rigid surfaces, and which are recessed from the virtual surface. Two of the corners at the sites corresponding to the four corners of the substantially parallelogram-shape of the concave portions are rounded. The periphery of each concave portion in the cross-section along the direction of the normal is rounded along the periphery of the substantially parallelogram shape. The concave portions form a substantially truncated-pyramid shape. The sites equivalent to the ridge lines of the concave portions are rounded in cross-sectional view perpendicular to the ridge line, and bases ( | 11-20-2014 |
| 20150027188 | METHOD AND DEVICE FOR PRODUCING A CIRCULARLY CYLINDRICAL BODY, WHICH CONSISTS OF PLASTICS MATERIAL, WITH INTERNALLY DISPOSED HELICAL RECESSES - A method is for producing a circular cylindrical body ( | 01-29-2015 |
| 20160101455 | SPINNING THICKENING FORMING METHOD AND SPINNING THICKENING FORMING APPARATUS - A spinning thickening forming method is a method of, while rotating a plate including a center portion fixed to a fixing jig, increasing a thickness of a peripheral portion of the plate. Specifically, while locally heating the peripheral portion of the plate such that at least a portion of the plate which is adjacent to the fixing jig maintains stiffness, a forming roller is pressed against the peripheral portion of the plate to compress the peripheral portion in at least a direction perpendicular to a thickness direction of the peripheral portion. | 04-14-2016 |
