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A method and system are presented for grinding and reclaiming of polymer material such as a rubber. The apparatus comprising a stator ( 4 ) and a rotor ( 2 ) in near face-to-face relationship with each other forming an operating zone for rubber grinding and reclaiming therebetween. The stator ( 4 ) has a substantially flat smooth face surface and the rotor ( 2 ) has a concave face surface with ...
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Patent: Publ.of the Int.Appl. with Int.search report - World Intellectual Property Organization. Application: WO2004JP15034 on . Publication: . Abstract. A bean grinding device and a bean grinding method capable of continuously supplying ground material (GO) with a uniform mixing ratio off water to beans ...
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Provided is a method for grinding electrode tips such that the method is capable of detecting irregular grinding when the maximum torque does not occur. Specifically, a tip dresser includes a holder holding a cutter, a servo motor unit allowing the holder to rotate, and a controller controlling the operation of the servo motor unit. The servo motor unit outputs a torque occurrence signal to ...
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The method according to claim 1, characterized in that the increased size of the billets tapered rollers for grinding their spherical ends is determined by the formula where D p - increased the diameter of the larger base of the billet tapered rollers, mm; α p - …
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A method of continued grinding of cement is disclosed in order to obtain cement with a high specific surface and/or a steep grain size distribution curve. The grinding is performed in a mill with agitated grinding medium from a specific surface of 300-400 m.sup.2 /kg (Blaine) to a specific surface of up to 1,200 m.sup.2 /kg (Blaine) and with a particle size distribution such that about 80% of ...
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A method of preparing submicron particles of a therapeutic or diagnostic agent which comprises grinding the agent in the presence of grinding media having a mean particle size of less than about 75 microns. In a preferred embodiment, the grinding media is a polymeric resin.
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Patent Abstract A method of making a cutting tap includes: providing an elongate tap body having an axial forward end, an axial rearward end and a central longitudinal axis; securing the axial rearward end of the tap body in a grinding machine; and forming in the axial forward end of the tap body a correction grind and a main flute in one continuous grinding operation.
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Grinding spherical end 26 of the conical roller 1 are abundant cooling. Once in the discharge area, the tapered rollers 1 are popped spring-loaded plunger 25, which is driven by the Cam 24. A specific example of the method of grinding a conical rollers. It …
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TW-I388653-B chemical patent summary.
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A method for precision cylindrical grinding of hard brittle materials, such as ceramics or glass and composites comprising ceramics or glass, provides material removal rates as high as 19-380 cm 3 /min/cm. The abrasive tools used in the method comprise a strong, light weight wheel core bonded to a continuous rim of abrasive segments containing superabrasive grain in a dense metal bond matrix.
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The invention discloses a kind of method for grinding of main bearing journal, comprise the following steps：A, first center hole is ground；B, machine tool chief axis is flexibly connected by universal coupling and bent axle, the bent axle other end with tail stock for machine tool is top abuts against；C, position will be supported on the basis of intermediate spindle neck, after having ...
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A method of grinding a ferrous roll may include: rotating a grinding wheel on a machine spindle to form a rotating grinding wheel; rotating a ferrous roll to form a rotating roll surface; bringing the rotating grinding wheel into contact with the rotating roll surface; traversing the rotating grinding wheel across an axial roll length of the rotating roll surface; and grinding the roll surface ...
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The invention relates to a method for grinding a continuous casting product ( 1 ), in particular a slab, wherein the continuous casting product ( 1 ) in the cross-section has a rectangular contour comprising two long sides ( 2, 3 ) disposed opposite of each other and two short sides ( 4, 5 ) disposed opposite of each other, wherein in a working position (A), in which the continuous casting ...
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A method of grinding a mineral-containing ore, which includes grinding the mineral-containing ore in a primary milling process and thereafter fine grinding the mineral …
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Now that the invention has been described, what is claimed as new and desired to be secured by Letters Patent is 1. A method of grinding a cutting lip on a drill comprising the steps of (a) supporting said drill in a horizontal plane which passes through a reference line, (b) advancing said drill in said horizontal plane to engage the cutting end thereof with a flat grinding surface, the plane ...
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A method of grinding a glass or other workpiece is described comprising the steps of: contacting a grinding layer of a flexible abrasive article with the surface of a glass workpiece, the grinding layer comprising abrasive grit dispersed in a bonding matrix, the matrix attached to a flexible backing; and moving the grinding layer of the flexible abrasive article and the surface of the glass ...
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A grinding method comprises steps of simultaneously grinding plural grinding portions of a workpiece by plural grinding wheels T1, T2 moved individually each other, and terminating said grinding by a predetermined grinding wheel T1 prior to a termination of said grinding by the other grinding wheel T2. Whereby, a content of the grinding by each grinding wheel T1, T2 can be same.
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JP-5618823-B2 chemical patent summary.
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Grinding of mill rolls is carried out with chatter resistant abrasive grinding wheels having relatively low elastic modulus values and relatively high burst speed values. Grinding operations may be carried out at high efficiency with controlled wheel vibration, thus generating optimum …
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A method and apparatus for fine grinding materials normally difficult to grind at ambient temperature, e.g. plastic and elastomeric materials in a fluid classification type impact mill utilizing liquid cryogen to pre-cool the material to be ground, to cool the material and the mill during grinding and to recycle vaporized cryogen from the mill back into the mill as the medium for conveying ...
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A method of preparing submicron particles of a therapeutic or diagnostic agent which comprises grinding the agent in the presence of grinding media having a mean particle size of less than about 75 microns. In a preferred embodiment, the grinding media is a polymeric resin. The method provides extremely fine particles, e.g., less than 100 nanometers in size, free of unacceptable contamination.
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A method of preparing a powder matrix suitable for use in laser sintering for a three-dimensional object. A able polyaryletherketone (PAEK) matrix is provided and is ed to create voids. The ed matrix is ground to form PAEK particles having a mean diameter between 10 microns and 200 microns. In some embodiments, the ing is performed via injection of a blowing agent into ...
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FIELD: grinding equipment. ^ SUBSTANCE: method involves charging material into hopper providing longitudinal feeding of material toward drive hammer-type rotor rotavating material using rotor upon actuation thereof for reversing transverse movement relative to material feeding direction discharging ground material.
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The invention relates to a method for grinding metallic workpieces containing, in particular, nickel, whereby a rotationally driven grinding wheel (2) is continuously dressed by a rotationally driven dressing wheel (3) during the grinding of the workpiece (1) by the continual advance (vfrd) of the dressing wheel. In order to increase the grinding capacity, the invention provides that with a ...
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The grinding system and methods of the present invention allows one to track the weld bead and remove excess material as required in order to change the shape of the weldment to conform with a predetermined final part shape. In similar fashion, the techniques of the present invention described below are well adapted to detection and removal of ...
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The invention relates to a method for centering grinding of workpieces, for example optical lenses by a grinding tool using an actuator for generating an advancing movement between the grinding tool and the workpiece, wherein the actuator and a current regulator for an actuator current which determines an advancing force of the actuator are integrated in a position control loop using a ...
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The method of grinding the spherical ends of the tapered rollers, where they are placed in the slots of the separator between the two coaxially mounted conical disks, according to the last rotation at different speeds in different directions around the axis passing through the apex of the cone surfaces of the rollers and the grinding wheel end ...
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Grinding spherical end 13 of the conical roller 1 are abundant cooling. Once in the discharge area, the tapered rollers 1 fall out of the zone installation in container. A specific example of the method of grinding the conical rollers. It is necessary to treat the …
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DOE Patents Patent: Method for grinding precision components Method ... Abstract. A method for precision cylindrical grinding of hard brittle materials, such as ceramics or glass and composites comprising ceramics or glass, provides material removal rates as high as 19-380 cm.sup.3 /min/cm. The abrasive tools used in the method comprise a ...
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The method involves plunge grinding using the first grinding wheel 44 so as to grind the first half of a reduced diameter section 54 of the workpiece 52, with an undercut 56. The wheel 44 is then withdrawn and by appropriate relative movement, the second wheel 46 …
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