Matches 1 - 50 out of 119 1 2 3 >


Match Document Document Title
7837533 Apparatus for processing and measuring workpieces which are provided with cutting teeth  
The present invention relates to an apparatus (10) for processing and measuring workpieces, in particular plate-shaped or cylindrical workpieces, which are provided with cutting teeth (S), with a...
7458880 Method for grinding of cam profiles  
The present invention relates to a method for grinding of cam profiles on a camshaft (1), having an inner shaft (5) and an outer shaft (4) arranged coaxially one inside the other and mounted to...
7115019 Grinding method and grinding machine  
In a grinding machine, a generally cylindrical workpiece having at least first and second grinding areas is ground by use of a grinding wheel supported by a wheel head. The first grinding area is...
7037176 Through-in grinding method and through-in grinding apparatus  
In centerless grinding there are the in-feed and the through-feed scheme, each having their respective advantages and disadvantages. When a work being machined by centerless grinding has plural...
6878043 Rough- and finish-grinding of a crankshaft in one set-up  
Method of grinding a concentrically clamped crankshaft, a crankshaft grinding machine for carrying out the method, and a crankshaft of high-alloy steel or cast material. The method provides for pin...
6575812 Setting up process for a tool or workpiece on a gear making machine  
Determining of the starting and end positions of the machining programme of a gear making machine with respect to the axial position of the workpiece (11, 18) by means of a laser light line (14)...
6409573 Combination grinding machine  
A combination grinding machine grinds a plurality of axially arranged portions of a workpiece by use of a grinding wheel supported rotatably on a first wheel head and a superfinishing wheel...
6334806 Apparatus for and a method of machining two portions  
A grinding machine includes a spindle head for rotatably driving a crankshaft around a journal center as a rotational axis and, two wheel heads that support respective two grinding wheels and that...
6149502 Crankshaft machining method  
A crankshaft machining apparatus for use in machining a crankshaft from a workpiece, includes: a bed; a pair of work heads mounted on the bed for fixedly supporting the workpiece to be machined at...
6015336 Grinding apparatus  
A grinding apparatus according to the present invention grinds a work having a plurality of non-circular work faces to be worked with a grindstone driven by a motor. The work faces are disposed at...
5797992 Method for environmental treatment of heavy metals  
An improved method for decontamination of lead contaminated surface coatings utilizing calcium phosphate minerals. The method for decontamination of lead contaminated surface coatings uses solid...
5707187 Crankshaft milling apparatus  
A crankshaft milling apparatus is provided including a bed having a front and rear side. The bed includes a slanted portion on the rear side of the bed. A milling unit is pivotally mounted on the...
5598618 Mainrotor machining process and apparatus  
A method and apparatus for making a globoid screw for use as a mainrotor in a compressor or expander wherein a cylindrical rotor body is mounted for rotation about the longitudinal axis thereof, a...
5537866 Method and device for correcting imbalance of pneumatic vehicle tires by removing bead material  
A method for correcting tire imbalance of a tubeless pneumatic vehicle tire includes the step of mounting the tire on a master wheel rim of great manufacturing precision and having a design that is...
5520570 Workpiece radial locator device and method  
A radial locator is carried by the bed of a cam lobe grinding machine proximate the workpiece chuck. An initial locating pin is carried by the chuck to sense a rough locating hole in a sprocket...
5331769 Grinding apparatus and method  
Grinding apparatus including a grinding disc for grinding a tool having tungsten carbide tips is disclosed, and a recirculating coolant system is provided with a magnetic separator for removing...
5189846 Chuck indexing arrangement and method  
An indexing device for a grinder selectively positions the rod bearing journals of a crankshaft at a preselected location relative to an abrasive wheel of the grinder. The indexing device includes...
5144772 Method and apparatus for angularly indexing a crankshaft  
An indexing mechanism in a machine tool for selectively positioning plural pin portions of a crankshaft at the machining position aligned with the work spindle, wherein a indexing member engaging...
5030049 Tool-outfitted turn broaching machine  
A turn broaching machine can be used either as a single turn broaching machine or as a set turn broaching machine with a minimal retooling expense by employing two independently movable tool...
4998383 Means for resetting a cylindrical grinding machine  
To avoid manual rotation of the rotary table (3) on the turning slide (2) of an NC (numerical control) coordinate grinding machine having a grinding wheel (1), when a conical region is being ground...
4963164 Machine for surface treatment with means for positioning processing tools  
The present invention relates to a machine for automatic processing of workpiece surfaces. It relates in particular to means which allow the automatic positioning of tool holders which carry the...
4934106 Grinding machine  
A grinding machine comprises a grinding spindle which can be displaced in a horizontal plane relative to a workpiece. The grinding spindle drives a grinding wheel, which is mounted for rotary...
4928437 Means and method for resetting a cylindrical grinding machine  
To avoid manual rotation of the rotary table (3) on the turning slide (2) of an NC (numerical control) coordinate grinding machine having a grinding wheel (1), when a conical region is being ground...
4841682 Process and device for producing turned parts from rods or bars  
In order to fabricate turned parts (18) out of a steel rod or bar (13) solely by grinding, the latter is chucked in oppositely disposed collets (14, 16) and is ground by two profiled grinding discs...
4791759 Grinding wheel position detecting means for surface grinding machine  
A grinding wheel position detecting means for a surface grinding machine, in which a super-grain grinding wheel is composed of a base metal fastened to a longitudinal end portion of a rotating...
4790698 Monotonic cutting machine  
An apparatus for machining a workpiece such as a crankshaft provides a superior combination of low initial and rebuilding costs, high flexibility in tool changeover and alteration of configuration,...
4773187 Numerically controlled grinding machine  
A numerically controlled grinding machine provided with an angular type grinding wheel and a numerical controller for controlling the feed of grinding wheel based upon a control signal from a...
4766700 Method and apparatus for determining the position of a workpiece in an NC-controlled machine  
A method wherein the position of a workpiece of an NC-controlled machine is determined, and an apparatus which includes at least one center point and a computing unit. The position of the center...
4681491 Milling machine  
The milling machine comprises milling units which are adapted to perform a movement for a machining of workpieces to form cross-sections which are concentric or eccentric to the axis of the...
4679973 Crankshaft milling machine  
A pair of opposed spindleheads are rigidly mounted on a bed for holding a crankshaft to be machined between a pair of chucks on the ends of indexing spindles. One or more, preferably two, cutter...
4662118 Grinding machine  
A cam grinding machine wherein the slide which supports the grinding wheel need not support the motor which rotates the grinding wheel so that the inertia of the slide is low and the slide can be...
4625461 Method and apparatus for positioning work supporting units in grinding machines  
The work supporting unit or units on the stationary or reciprocable work supporting table of a plain grinding machine are adjustable with reference to the table by one of the existing numerically...
4615149 Feed control apparatus for grinding machine  
A feed control apparatus for a numerically controlled grinding machine having a work table movable in a first axis direction, a wheel head provided thereon with a grinding wheel of the angular type...
4614467 Cam milling machine  
A cam milling machine having a headstock and a tailstock, which are fixed on a bed and are horizontally spaced from each other for carrying at a time two camshafts to be rotatable respectively on...
4603514 Method of grinding a workpiece having a cylindrical portion and shoulder portions  
A method for grinding a work having a cylindrical portion and a couple of shoulder portions extending at right angles from the opposite ends of the cylindrical portion, the method comprising the...
4586294 Machine tools  
A grinding machine in which a workpiece, to have grinding operations carried out at different locations along the workpiece at different radii and at different angles, is mounted between centers on...
4584795 Numerical control grinding machine for grinding a taper portion of a workpiece  
In a numerical control grinding machine, a workpiece with a taper portion to be ground is rotatably supported on a swivel table which is mounted on a traverse table to be pivotable about a pivot....
4584796 Numerical control grinding machine  
In a numerical control grinding machine, movements of a wheel head and a work table respectively in first and second directions perpendicular to each other are controlled by reference to first and...
4569157 Flagging apparatus and machine equipped therewith  
A flagging apparatus having non-contacting proximity switches emitting a directional energy field and producing a signal in response to an induced alteration of the energy field, a rotatable target...
4569457 Bottle closure  
A bottle closure includes a frusto-conical hollow sealing member open at its lower end and formed of a soft synthetic-resin material, and a closure cap having a T-shape and formed of a hard...
4527357 Internal grinding machine  
An internal grinding machine comprising a work head adapted to rotate about a selected axis and to be displaced in a direction perpendicular to that axis. The work head includes a workpiece holding...
4521143 Crankshaft milling apparatus  
A crankshaft milling machine has one or more milling units supported on a respective pivot journal (23) having a journal axis extending in parallel to a work piece axis. The pivot journal (23) is...
4506422 Method of producing bearing devices for wheels of automobiles  
A method of manufacturing a bearing assembly for the wheels of automobiles, wherein an axle member B is ground by a first step wherein a raceway surface 5 and a cylindrical seat 6 are...
4498259 Numerical controller for a grinding machine  
In a computerized numerical controller for a grinding machine, various grinding modes in which a plurality of portions on a cylindrical workpiece are respectively ground and plural sets of...
4494280 Method and machine tool for a circular machining of eccentric shaft portions  
When it is desired to machine crankpins of crankshafts to a circular cross section with a surrounding cutting tool, which is rotated or oscillated, the tool is longitudinally positioned relative to...
4485593 Grinding machine for crankshaft pins  
Grinding machine for pins of heavy crankshafts on which the crankshaft is eccentrically mounted in a rotatable clamping arrangement on both sides, where the crankshaft pin to be ground is located...
4475318 Device for clamping crankshafts in grinding machines  
A device for clamping a crankshaft in a grinding machine has a rotary face plate which defines a lubricant-filled space and carries two parallel shafts for removable clamping jaws. The jaws can...
4468893 Machine for machining and in particular grinding cylindrical surfaces  
The machine comprises a support surface for a reference surface on the body of the workpiece, and a device for fixing the body on the support surface and releasing the body. A withdrawable device...
4458452 Control for grinding machine  
A control for a grinding machine of the type having a grinding wheel mounted at an oblique angle relative to a workpiece, the control including means for receiving first data representative of a...
4346535 Cam grinding machine  
In a cam grinding machine, a first diaphragm chuck is provided on a spindle rotatably supported on a rocking table for clamping one journal portion of a cam shaft and a second diaphragm chuck is...
Matches 1 - 50 out of 119 1 2 3 >