76results about "Burnishing machines" patented technology

The invention discloses a high-precision ball screw nut grinding device, which belongs to the technical field of grinding machining and comprises a base and a multi-point positioning clamping module. According to the device, the grinding assembly and the thread cutting assembly are arranged in a matched mode, two sets of grinding structures are adopted to grind the nut, compared with a traditional grinding structure, the contact area between the two sets of grinding structures and the surface of the nut is greatly reduced, multi-point contact grinding is adopted, and the grinding efficiency is greatly improved under the condition that grinding is not affected. Heat generated by materials during nut grinding can be greatly reduced, cooling liquid does not need to be used for real-time cooling, the cleanliness in a cabin is greatly improved, meanwhile, synchronous cutting of internal threads of the nut can be achieved in the process of external grinding of the nut, subsequent additional machining procedures are not needed, and the machining efficiency is improved. The nut machining efficiency is improved, the grinding thickness can be accurately controlled according to requirements during machining, and the actual application effect of equipment is improved.

The present invention improves the sealability of a fluid control valve, and includes a valve seat having a flat valve seat surface and a valve plug having a flat sitting surface sitting on the valve seat surface. A first surface that is one of the valve seat surface and the sitting surface has a surface hardness higher than a surface hardness of a second surface that is the other one of the valve seat surface and the sitting surface.

This invention relates to machining tools and surface finishing methods using the DL (deep-drilling) method, the tools comprising ceramic-metal composites with uniformly polished surfaces. In some embodiments, the machining tool exhibits compressive stress less than -500 MPa after polishing, or equal to or greater than 40% of the compressive stress generated during the grinding process. In some embodiments of the invention, the machining tool has a uniformly polished surface along the cutting edge, i.e., perfect flatness between the metal and ceramic components of the tool, such that the roughness of the cutting edge is in the sub-micron range. In some cases, the machining tool has a roughness variation along the cutting edge and adjacent surfaces along the tool's uniform or regular cutting edge.

A system for mechanical surface treating a component includes a tool and a manipulator. The tool includes a roller support, a spherical roller and a biasing device. The roller support includes an endwall, a port and an internal cavity. The roller support extends longitudinally along a longitudinal axis to the endwall. The port extends from the internal cavity through the endwall. The spherical roller is nested in the port with an exposed portion of the spherical roller projecting out of the roller support from the port. The exposed portion of the spherical roller is configured to contact a surface of the component. The biasing device is disposed in the internal cavity and biases the spherical roller against the endwall. The manipulator may move the tool along the surface of the component. The manipulator may apply a static pressure load against the surface of the component through the spherical roller.

Provided is a polishing composition which, in a composition containing a cellulose derivative, can maintain low haze and has excellent defect reduction properties. The present invention can provide a polishing composition containing a cellulose derivative and a basic compound. The weight-average molecular weight (Mw) of the cellulose derivative is less than 80,000.

A system for deep rolling a workpiece including a roller tool comprising an adaptor plate proximate an adapter end; an arm attached to the adaptor plate, the arm comprising an adapter end proximate the adaptor plate, the arm comprising a roller end opposite the adapter end, the arm comprising a midspan portion between the adapter end and the roller end; and a roller disk joined to the roller end, the roller disk including a surface feature configured to contact the workpiece and imprint a surface texture on a workpiece surface.

A tire pre-conditioning system for conditioning a bead of a tire includes a burnisher and a controller. The burnisher is attached to a shaft. The controller is in communication with at least one of the burnisher or the tire. The controller is configured to move one of the burnisher or the tire until the burnisher is opposing the bead of the tire. The controller is also configured to supply pressurized fluid into an internal cavity of the tire to cause the bead to contact the burnisher to burnish the bead of the tire.

A processing method according to one aspect incudes preparing a metal workpiece having a hole that opens to a surface thereof, filling the hole with processing media, and applying an external force to the processing media to apply a compressive residual stress to an inner surface of the hole.

The present disclosure discloses a system for peening an inner surface of a hollow spiral extension member (E), the system including a configuration that supplies an ultrasonic transmission medium (M) for ultrasonic cavitation to a peening target region of a target. The system for peening an inner surface includes a medium tank (110) configured to accommodate an ultrasonic transmission medium (M), a connection pipe (120) respectively connected to a hollow spiral extension member (E) and the medium tank (110), the connection pipe (120) being configured to form a movement flow path for the ultrasonic transmission medium (M) from the medium tank (110) into the hollow spiral extension member (E), a pressure adjuster (130) connected to the medium tank (110) and configured to control a flow of the ultrasonic transmission medium (M) by adjusting pressure in the medium tank (110), and an ultrasonic generator (140) installed in the connection pipe (120) and configured to generate ultrasonic waves toward the inside of the hollow spiral extension member (E) in the connection pipe (120) so that ultrasonic cavitation peening is performed on an inner surface of the hollow spiral extension member (E) in a state in which the inside of the hollow spiral extension member (E) is filled with the ultrasonic transmission medium (M).

Provided is a surface treatment member 1 used by being mounted on a rotary member in a surface treatment system including the rotary member. The surface treatment member 1 includes: a base 10; a striking member 40 having an annular body portion and a protruding portion that protrudes from the body portion; and a shaft member 50 disposed in a region on an inner side of the body portion. When the surface treatment member 1 is viewed along an imaginary axis A about which the base 10 is to be rotated, a portion of the striking member 40 is exposed outside an outer periphery of the base 10 by a centrifugal force when the surface treatment member 1 is rotated, and an entirety of the striking member 40 is retractable toward inside an imaginary circle that passes over an outermost periphery of the base 10 about the imaginary axis A after the striking member 40 impinges on a surface treatment object. According to the surface treatment member 1 of the present invention, by using the surface treatment member 1 in the surface treatment system that includes the rotary member, it is possible to increase the adhesiveness of a paint when the surface preparation is performed, and the surface preparation can be performed easily.

To burnish a workpiece with high precision even if the workpiece has a concave portion.SOLUTION: A roller burnishing tool 10 includes a plurality of rollers 16 arranged so that when rotated about a rotation axis X, contact points in contact with a workpiece 20, of the rollers draw the same locus. The plurality of rollers 16 are configured such that at least one of positions of other rollers 16 when one roller 16 is at a predetermined position is different from positions of other rollers 16 when one of the other rollers 16 is at a predetermined position. Specifically, the plurality of rollers 16 are arranged such that an angle formed by two lines extending from the contact point of one pair of rollers 16 toward the rotation axis X among a plurality of adjacent pairs of the rollers 16 is different from that of the other pair of rollers 16.SELECTED DRAWING: Figure 7

A multi-axis deep rolling tool for deep rolling a workpiece including a roller tool comprising an adaptor plate; a multi-axis measurement unit attached to the adaptor plate; an arm mount attached to the multi-axis measurement unit; an arm attached to the arm mount, the arm comprising an adapter end proximate the arm mount, the arm comprising a roller end opposite the adapter end; a cartridge assembly attached to the arm proximate the roller end, the cartridge assembly including a rolling element insertable within the cartridge assembly, the rolling element configured to contact the workpiece.

The embodiment of the invention discloses a surface strengthening method and equipment for an inner hole and a mating part of a hydraulic cylinder body and a medium, belongs to the technical field of ultrasonic rolling, and solves the problem that a single surface strengthening technology in the prior art cannot meet harsh working condition requirements. Comprising the following steps: nitriding an inner hole of the hydraulic cylinder body and a mating part, and carrying out data monitoring on nitriding process parameters and nitriding layer quality parameters; the monitored parameters are analyzed, and the analysis result is cooperatively adjusted based on the structural characteristics of the inner hole of the hydraulic cylinder body and the matching part, so that reference ultrasonic rolling process parameters are obtained; based on the reference ultrasonic rolling process parameters, ultrasonic surface rolling equipment is controlled to carry out surface strengthening treatment on the inner hole of the hydraulic cylinder body and the mating part; and feedback adjustment is conducted on the reference ultrasonic rolling process parameters based on the surface strengthening treatment data, so that ultrasonic surface rolling equipment is controlled to construct strengthening layers on the surfaces of the inner hole of the hydraulic cylinder body and the mating part based on the parameters subjected to feedback adjustment.

Improving the stability of rolling machine parts performance [Solution] The burnishing processing device 400 processes a workpiece having a track forming surface 401 on which the track of a spherical rolling element 130 is formed, and is equipped with a roller 410 having a rotation axis 402 in a direction perpendicular to the extension direction of the track and pressed against the track forming surface 401 to plastically deform the workpiece, and the roller 410, in a cross section including the rotation axis 402, has a convex arc-shaped portion 411 which is part of an imaginary circle which is the same as or nearly the same as the cross-sectional circle passing through the center of the spherical rolling element 130, and escape portions 412 extending from both ends of the convex arc-shaped portion 411 so as to move away from the convex arc-shaped portion 411 along the imaginary circle and move away from the imaginary circle as they move away from the convex arc-shaped portion 411.

A method and a device for induced formation of solid lubricant comprises providing (S10) of an article (10) to be processed. The article is exposed (S20) to a process fluid (34) comprising a solvent, impact media (20) and additives of solid-lubricant precursor substances. The solvent is a low-volatile high-flash solvent. The impact media are non-abrasive hard particles. The additives of solid-lubricant precursor substances are surface-reactive compounds serving as carriers of at least one of S, P, B and of at least one refractory metal. A velocity difference between surfaces (12) of the article and the impact media is created (S30). This causes impacts between the impact media and the article. Solid lubricant substances are formed (S40) on the surfaces by chemical reactions. The chemical reactions comprise the solid-lubricant precursor substances and are induced by the energy of the impacts. The chemical reactions take place at the surfaces of the article.

A linear reluctance actor is provided comprising a stator supporting at least one coil and a rotor. The coil is designed as a bifilar winding and the linear actor includes at least one resetting element allowing the rotor to be brought into a predefined initial position after a stroke movement.

The pending invention relates to means for repairing female threads. The claimed thread repairing tool (1) for repairing a female thread (2) being damaged comprises the case (3), the first beam (4), the second beam (5), the forming roller (6) rotatably and movably installed on the first beam (4), the pitch profile means (7) installed on the second beam (5), and the adjusting means for providing reciprocal moving to and apart from each other and fixing the first beam (4) and the second beam (5). The invention provides a universal robust tool for repairing female threads allowing adjustment thereof to a diameter of the thread being repaired while applying substantially rolling of the material the thread is made of but not cutting thereof.

A system for deep rolling a workpiece including a roller tool comprising an adaptor plate proximate an adapter end; an arm attached to the adaptor plate, the arm comprising an adapter end proximate the adaptor plate, the arm comprising a roller end opposite the adapter end, the arm comprising a midspan portion between the adapter end and the roller end; and a roller disk joined to the roller end, the roller disk including a surface feature configured to contact the workpiece and imprint a surface texture on a workpiece surface.

The present invention provides a magnetic recording medium production apparatus, a magnetic recording medium production method, and a burnishing apparatus that enable early detection or prediction of defective products during the production of magnetic recording media, thereby improving the productivity of magnetic recording media. [Solution] A production apparatus for a magnetic recording medium 1, comprising: a film deposition apparatus that deposits at least a magnetic recording layer 112 and a protective layer 113 on a substrate 111 in that order; a lubricant application apparatus that applies a lubricant onto the protective layer 113 deposited by the film deposition apparatus to form a lubricating layer 12; and a burnishing apparatus that burns the surface of the lubricating layer 12 applied by the lubricating apparatus with an abrasive, further comprising: a collection unit that collects load amount data during burnishing; a storage unit that stores the collected load amount data; a calculation unit that performs calculations using the stored load amount data; and a setting unit that sets the manufacturing conditions of the film deposition apparatus or the lubricating apparatus based on the calculation results from the calculation unit.

One embodiment of a work-in-progress crankshaft according to the present disclosure comprises: a long shaft part, a coupling shaft part, and a short shaft part that extend in an axial direction about a central axis; a first eccentric shaft part that is located between the long shaft part and the coupling shaft part in the axial direction, is eccentric to the central axis, and extends in the axial direction; and a second eccentric shaft part that is located between the coupling shaft part and the short shaft part in the axial direction, is eccentric to the central axis, and extends in the axial direction. The long shaft part is of larger dimension in the axial direction than the short shaft part. The first eccentric shaft part and the second eccentric shaft part are eccentric on mutually opposite sides to the central axis in between. An outer circumferential surface of the first eccentric shaft part is a cut surface formed by cutting. Residual stress remaining on an outer circumferential surface of the second eccentric shaft part is greater than residual stress remaining on the outer circumferential surface of the first eccentric shaft part.

The present invention relates to a manufacturing method for a secondary battery and a manufacturing apparatus for a secondary battery used therein, and more particularly to a manufacturing method for a secondary battery that manufactures a secondary battery including a plurality of electrode tabs and electrode leads, and a manufacturing apparatus for a secondary battery used therein. The present invention provides a method for manufacturing a secondary battery, including: a tab-lead laminate welding step of welding a tab-lead laminate in which a plurality of electrode tabs and electrode leads are stacked, to connect the electrode tabs and the electrode leads; and a tab-lead laminate processing step of continuously applying pressure to a welded portion of the tab-lead laminate along a length direction to process the welded portion.

To provide a processing method of a machining object capable of imparting compressive residual stress to an inner wall surface of a hole regardless of a shape of the hole.SOLUTION: A processing method of a machining object according to one aspect incudes steps of: preparing a metal machining object having a hole that opens to a surface thereof; filling the hole with processing media; and applying external force to the processing media to impart compressive residual stress to an inner surface of the hole.SELECTED DRAWING: Figure 5

Provided is a reduction gear that is thinner than a conventional one without impairing performance and characteristics. The present invention is a reduction gear (1) comprising: an eccentric shaft (4) in which eccentric portions (41, 42) perform an eccentric motion by rotation of a shaft; planetary gears (51, 52) which perform an eccentric motion by the eccentric motion of the eccentric portions (41, 42); a case (9) which functions as internal teeth for the planetary gears (51, 52); and a carrier (7) which is connected to the planetary gears (51, 52) and which outputs rotation of the planetary gears (51, 52), wherein each component of the planetary gears (51, 52) and the carrier (7) is produced to have a thickness less than that of a conventional component by a proportion corresponding to the increase in torsional rigidity of each component due to shot peening when a material is processed, and thereafter shot peening is performed on a surface of the component so that the torsional rigidity is increased.

The invention discloses an inner wall impact strengthening system of a hollow spiral extension component and an impact strengthening method of the hollow spiral extension component using the same. The inner wall impact strengthening system includes: a medium tank accommodating an ultrasonic transmission medium; a connection duct connected to each of the hollow spiral extension member and the medium tank, and forming a moving flow path of the ultrasonic transmission medium from the medium tank to the interior of the hollow spiral extension member; a pressure regulator connected to the medium tank and configured to control a flow of the ultrasonic transmission medium by regulating a pressure inside the medium tank; and an ultrasonic generator mounted to the connection pipe and configured to generate ultrasonic waves from an interior of the connection pipe toward an interior of the hollow spiral extension member such that ultrasonic cavitation impact strengthening is performed on an inner wall of the hollow spiral extension member in a state in which the interior of the hollow spiral extension member is filled with an ultrasonic transmission medium.

An apparatus (1) for machining, particularly deep rolling, a shaft (4) and other components, comprising two revolving centers (2A, 2B) for supporting the shaft (4) to be machined on both sides, at least one drive (6A, 6B) for rotating the shaft (4) to be machined, and at least one pair of rolling tools (8A, 8A', 8B, 8B', 8C, 8C') for machining, particularly deep rolling, the shaft (4) to be machined, the two revolving centers (2A, 2B) having central axes An apparatus (1) is shown and described in which at least one revolving center (2B) is disposed on a central axis (3), at least one pair of rolling tools (8A, 8A', 8B, 8B', 8C, 8C') are disposed on a movable axial slide (10A, 10B, 10C) displaceable along the central axis (3), and the rolling tools (8A, 8A', 8B, 8B', 8C, 8C') are radially displaceable relative to the central axis (3). At least one exchange device (11A, 11A', 11B, 11B') is provided for exchanging the rolling tools (8A, 8A', 8B, 8B') to achieve efficient machining of components having different geometries. The use of such an apparatus for deep rolling axles (4), particularly wheelset axles for railway vehicles, is also shown and described.

A system (20) for mechanical surface treating a component (22) includes a tool (26) and a manipulator (28). The tool (26) includes a roller support (36), a spherical roller (38) and a biasing device (44). The roller support (36) includes an endwall, a port (72) and an internal cavity (54). The roller support (36) extends longitudinally along a longitudinal axis (46) to the endwall. The port (72) extends from the internal cavity (54) through the endwall. The spherical roller (38) is nested in the port (72) with an exposed portion (100) of the spherical roller (38) projecting out of the roller support (36) from the port (72). The exposed portion (100) of the spherical roller (38) is configured to contact a surface (24) of the component (22). The biasing device (44) is disposed in the internal cavity (54) and biases the spherical roller (38) against the endwall. The manipulator (28) may move the tool (26) along the surface (24) of the component (22). The manipulator (28) may apply a static pressure load against the surface (24) of the component (22) through the spherical roller (38).

The invention relates to a method for coating and deep rolling a movable disc (B), the invention relates to a method for coating a brake disc (B), comprising the following steps: b) providing a device (V5) for coating the brake disc (B), d) providing a device (V7) for deep rolling the coated brake disc (B), e) providing a device (1) for transporting the brake disc (B), i) coating a first side of the brake disc (B), j) coating a second side of the brake disc (B), and k) deep rolling both sides of the coated brake disc (B), the brake disc (B) is transported by a transport device (1) at least between a device (V5) for coating the brake disc (B) and a device (V7) for deep rolling of the coated brake disc (B). In order to solve the problem, steps i) and j) are carried out in sequence on the same device (V5) for coating the brake disc (B).

A system (20) for mechanical surface treating a component (22) includes a tool (26) and a manipulator (28). The tool (26) includes a roller support (36), a spherical roller (38) and a biasing device (44). The roller support (36) includes an endwall, a port (72) and an internal cavity (54). The roller support (36) extends longitudinally along a longitudinal axis (46) to the endwall. The port (72) extends from the internal cavity (54) through the endwall. The spherical roller (38) is nested in the port (72) with an exposed portion (100) of the spherical roller (38) projecting out of the roller support (36) from the port (72). The exposed portion (100) of the spherical roller (38) is configured to contact a surface (24) of the component (22). The biasing device (44) is disposed in the internal cavity (54) and biases the spherical roller (38) against the endwall. The manipulator (28) may move the tool (26) along the surface (24) of the component (22). The manipulator (28) may apply a static pressure load against the surface (24) of the component (22) through the spherical roller (38).