Abstract: A layer of a powdered material (4) is heated with an energy beam (10) such that at least one gas-generating agent (8) reacts to form at least one gaseous substance (14) to produce a void-containing coating (16) adhered to the surface of a substrate (2). The powdered material may contain a metallic material, a ceramic material, or both, and may also contain at least one of a flux material (32) containing the gas-generating agent and an exothermic agent (64). The heating may occur using a laser beam and may induce a melting or sintering of the powdered material to produce the void-containing coating. A gas turbine engine component exhibiting improved thermal and mechanical properties may be formed to include the void-containing coating, which may take the form of a bond coating, a thermal barrier coating, or both.

Abstract: The invention relates to a corrosion and wear resistance cold work tool steel. The steel includes the following main components (in wt. %): C 0.3-0.8, N 1.0-2.2, (C+N) 1.3-2.2, C/N 0.17-0.50, Si?1.0, Mn 0.2-2.0, Cr 13-30, Mo 0.5-3.0, V 2.0-5.0, balance optional elementals, iron and impurities.

Abstract: The invention relates to a method for forming a crowning on a sintered component (2) made from a sintering powder, in particular on the teeth of a sintered component (2) comprising a toothing, by calibrating the sintered component (2), for which reason the sintered component (2) is introduced into a calibration tool (1), which comprises a forming chamber (8) with at least one forming wall (9), wherein in the forming wall (9) a crowning is formed which is inverse to the crowning of the sintered component (2) to be formed and after calibration is removed again from the calibration tool (1). The size of the forming chamber (9) of the calibration tool (1) remains unchanged at least for the time period beginning with the insertion of the sintered component (2) into the calibration tool and ending after the removal of the sintered molding (2) from the calibration tool (1).

Abstract: A bar material supplying device includes a feed rod having a leading end provided with a finger chuck, a feed rod servomotor and an air cylinder device that move the feed rod in a longitudinal direction to insert and pull the bar material into and from the finger chuck, and an NC device that controls driving of the feed rod servomotor and driving of the air cylinder device. The NC device controls the driving of the feed rod servomotor and the driving of the air cylinder device to move the feed rod in an operation of inserting and pulling the bar material into and from the finger chuck, and operates as an error allowable device that allows an error of an operation amount of the feed rod servomotor motor in the operation of inserting and pulling the bar material into and from the finger chuck.

Abstract: A cutting tool includes a cutting edge member. The cutting edge member forms a corner portion. The cutting edge member includes a cutting edge formed at the intersection of a rake surface and a flank, at least two breaker wall surfaces and at least one convex portion. The cutting edge includes a first cutting edge and a second cutting edge connected thereto. The second cutting edge is situated at the corner portion. Each breaker wall surface is formed to extend along the cutting edge. The convex portion is formed between the two breaker wall surfaces spaced from each other to protrude relatively toward the cutting edge side. A part of the convex portion is situated around a connecting portion of the first and second cutting edges.

Abstract: A cutting member comprising a cutting edge (S1, S2, Si,) defining a cutting envelope and configured for removing material from a workpiece leaving therein a corner of angle ?. The cutting edge comprises a first cutting segment (Si) and a second cutting segment (S2) spaced from the first cutting segment (S2). Respective first and second imaginary tangents (T1, T2) of the first and second cutting segments (S1, S2) intersect one another at point O located outside the cutting envelope, forming an angle corresponding to angle ?, thereby defining a cutting frame at least a portion of which extends beyond the cutting envelope. The cutting edge further comprises an adjoining cutting segment (Si), extending between and bridging the first cutting segment (S1) and the second cutting segment (S2), and at least partially contained within the cutting frame.

Abstract: A toolholder includes a cutting tool mounted to a head attached to a collar at a first end of the toolholder. A shank is located at a second, opposite end of the toolholder. A central cavity extends inwardly from the first end toward the shank. A passive vibration absorber assembly is disposed within the central cavity. The passive vibration absorber assembly includes an absorber body and an absorber cap attached to the absorber body. The absorber body has a first end, a second end opposite the first end, and one or more cavities formed in the second end. The one or more cavities of the absorber body are partially of wholly filled with metal or ceramic particles or powders to provide particle damping for suppressing vibration of the toolholder.

Abstract: A cutting tool includes: a tool main body; a tube-shaped portion formed on a distal end portion of the tool main body; a hole machining tool core detachably fitted to an inside of the tube-shaped portion; and a head portion having a plurality of cutting edges and which is fitted to an outside of the tube-shaped portion. A circumferential wall of the tube-shaped portion includes an outer wall portion, an inner wall portion, and a fluid chamber which is formed in the circumferential wall between the outer and inner wall portions, wherein a fluid being filled in the fluid chamber. While increasing a pressure of the fluid in the fluid chamber, the outer wall portion is elastically deformed outward and thereby being pressed to the head portion, and the inner wall portion is elastically deformed inward and thereby being pressed to the hole machining tool core.

Abstract: A drill has a central axis, a front side, a circumferential surface, at least two main edges on the front side, which reach up to the circumferential surface and merge there with secondary edges, at least two central edges extending from the end of the main edge facing away from the circumferential surface, cutting surfaces associated with the main edges and central edges, chip flutes associated with the main edges and central edges and introduced into the circumferential surface, at least one cross edge adjoined by the ends of the central edges facing away from the main edges which passes through the central axis, a point thinning and chip run-up shoulders associated with at least the cutting surfaces of the central edges. An angle ? of the chip run-up shoulder decreases in the region of the point thinning towards the central axis as the distance from the front side increases.

Abstract: Miniaturized deburring and/or chamfering tool with a cylindrical guide sleeve (2) in which a blade holder base body (5) is arranged in an exchangeable manner, which has at least one receiving slot (20) for receiving and guiding a blade (6) arranged there, which is leaf-shaped and designed so that it can bend along its longitudinal axis, and which, at its free front end, has a cutting head (7) with a deburring or chamfering blade arranged there, wherein an internal cooling of the blade (6) and removal of shavings from the blade (6) are achieved by the fact that the coolant flows around the blade (6) in the receiving slot (20) on at least two facing sides

Abstract: An insert detachably attached to an indexable rotary cutting tool, comprising an upper surface having cutting edges along the ridgeline, a lower surface, side surfaces, and a center hole for a fastening screw; each cutting edge comprising a corner cutting edge formed in each acute corner portion, and a bottom cutting edge and a peripheral cutting edge formed along the ridgelines on both sides of the corner cutting edge; the bottom cutting edge and the peripheral cutting edge having different clearance angles; a flank of the corner cutting edge comprising an angle-changing surface portion having a clearance angle continuously changing in a region from the bottom cutting edge to the peripheral cutting edge; and the length of the peripheral cutting edge being restricted by a receding portion adjacent to an upper end of the peripheral cutting edge.

Abstract: The discharge performance of chips generated by end cutting edges adjacent to a backward side of a long end cutting edge in a rotational direction of an end mill is improved. End cutting edges are formed at intersecting ridgeline portions between tip flank faces and gashes at the tips of a plurality of chip discharge grooves that are formed in an end mill body. At least one of the end cutting edges is a long end cutting edge that extends further toward an inner peripheral side than the other end cutting edges. Coolant holes are formed between the chip discharge grooves within the end mill body.

Abstract: A cutting device is disclosed for performing work actions to a pile, the cutting device having a body part for connecting the cutting device to a working machine. The cutting device can grip the pile using at least two opposite gripping parts to obtain a grip from different sides of the pile. A sawing device can perform a sawing action. The cutting device includes joint points of the opposite gripping parts, a distance between joint points, being alterable, and the gripping parts are moved by altering the distance between the joint points of the gripping parts to obtain desired contact areas between the gripping parts and the pile.

Abstract: A dust collection system designed for a table saw is disclosed. The dust collection system includes a dust shroud and dust shield to channel dust generated by a blade as it cuts wood or other material. The dust shroud includes fins and walls to “peel” dust and air off a spinning blade and direct the dust and air downward. The dust shroud encloses the lower front portion of a blade. An insert with a channel into which a dust shield can extend is disclosed.

Abstract: A spacer for attaching a first rotary blade and a second rotary blade to a rotary blade saw comprises a main block having a first side and a second side, the first side and the second side being parallel and the main block having with a bore through the center of the block in a direction perpendicular to the first side and the second side, the bore being a center point of the first side and the second side. There is a first protrusion extending from around the bore on the first side, perpendicular to the first side, the protrusion sized to fit into a center hole on a the first rotary blade. A second protrusion extends from around the bore on the second side, perpendicular to the second side, the second protrusion sized to fit into a center hole on the second rotary blade.

Abstract: Manually setting each tooth has been the only available method for setting a chain saw for both inexperienced and experienced users. An automatic saw set is provided wherein blades such as round files are held by a loop-like chain link so as to allow the blades to rotate at the same angle as the staggered uniform teeth of a chain saw and set said teeth. A clamp is used to integrate a guide plate of the target chain saw and a saw set frame, which forms a rotation mechanism from sprockets placed at both ends thereof, so as to enable setting by driving either the guide plate or the frame.

Abstract: A thermal deburring machine includes a first chamber part, a second chamber part, a closing device, at least one supporting assembly. The second chamber part is separate from the first chamber part, and the first and second chamber parts are configured to receive workpieces to be deburred. The closing device is configured to push the second chamber part and first chamber part together with respect to a closing direction. The supporting assembly is disposed in an annular manner about a transverse axis oriented perpendicularly to the closing direction, is movable relative to the closing device along the transverse axis, and is configured to absorb closing forces from the closing device.

Abstract: The present disclosure relates to a method for the gear manufacturing machining of a workpiece by a diagonal-generating method, in which the workpiece is subjected to gear tooth machining by the rolling off of a tool, wherein an axial feed of the tool takes place during the machining with a diagonal ratio given by the ratio between the axial feed of the tool and the axial feed of the workpiece. According to the present disclosure, the tool has a conical basic shape.

Abstract: The present disclosure relates to a method for the gear manufacturing machining of a workpiece by a diagonal-generating method, in which the workpiece is subjected to gear tooth machining by the rolling off of a tool, wherein an axial feed of the tool takes place during the machining with a diagonal ratio given by the ratio between the axial feed of the tool and the axial feed of the workpiece. According to the present disclosure, the diagonal ratio is changed within the course of the machining of a workpiece.

Abstract: A gear or profile grinding machine and a method for operating such a machine, especially for grinding of pre-geared or pre-profiled workpieces, wherein the machine includes at least one tool spindle which can receive at least one grinding tool, and at least one workpiece spindle which is movably arranged at a carrier element and which can be driven up to the tool spindle for an at least temporary cooperation of the workpiece with the grinding tool by at least one drive. To enhance the precision of the machine at growing workpieces with simple measures, at least one mass is arranged at or in the carrier element, which is arranged movable at or on a guiding element by a drive element, wherein the mass is permanently free from any contact with another machine part and/or workpiece part and/or tool part.

Abstract: A method for production of a workpiece having a corrected gear tooth geometry and/or a modified surface structure by a diagonal generating method with a modified tool, wherein a modification in the generating pattern has a constant value in a first direction of the tool and is given by a function FFt1 in a second direction of the tool, which extends perpendicular to the first direction, and/or wherein the modification is produced in that the position of the dresser to the tool is varied during dressing in dependence on the angle of rotation of the tool and/or on the tool width position, wherein the modification of the tool produces a corresponding modification on the surface of the workpiece, and wherein the modification of the workpiece produced by the modification is superposed by a profile modification and/or a modification caused by a change of the machine kinematics during the machining process.

Abstract: A method for the production of a workpiece having a corrected gear tooth geometry and/or a modified surface structure by a diagonal generating method by a modified tool, wherein a modification of the surface geometry of the tool is produced in that the position of the tool dresser is varied during dressing in dependence on the angle of rotation of the tool and/or on the tool width position and/or wherein a modification of the surface geometry is produced which has a constant value at least locally in the generating pattern in a first direction of the tool and is given by a function in a second direction of the tool which extends perpendicular to the first direction, wherein the modification of the tool produces a corresponding modification on the surface of the workpiece, and wherein the modification on the surface of the workpiece is a directed crowning without shape deviations.

Abstract: A welding system comprises a hand-held weld tool comprises a positioning and orientation measurement system having an inertial measurement unit (IMU), a processing subsystem, and a calibration apparatus. The processing subsystem is operable to compute, based on data generated by the IMU during a weld operation on a workpiece, one or more actual motion attributes for the hand-held weld tool. The calibration apparatus is configured to hold the hand-held weld tool in a known position and orientation and in stationary state for calibration of the positioning and orientation measurement system.

Abstract: The present disclosure teaches systems and methods for robotic welding of studs onto the surface of I-beams. These systems and methods will find industrial applicability in, for example, the steel erection industry.

Abstract: Welding headwear comprises a camera, a display, memory, and circuitry. The welding headwear is operable to: capture, via the camera, images of a first live welding operation performed on a sample workpiece; store, to the memory, the captured images of the first live welding operation; play back, on the display, the stored images of the first live welding operation; select, during the play back and based on the captured images, image capture settings of the welding headwear to be used for a second live welding operation; capture, via the camera, images of a second live welding operation using the selected image capture settings; and display, on the display in real-time, the images of the second live welding operation.

Abstract: A movement device, particularly for cutting torches, comprising a working head that can move along three Cartesian axes which are mutually perpendicular and supports a cutting torch for cutting mechanical pieces, elements being further comprised for combined rotary and translational motion of the cutting torch with respect to the working head which comprises a first pinion which is adapted to transmit the motion to a disk-like element supporting an articulated parallelogram structure which in turn supports the cutting torch, and a second pinion which is arranged coaxial to the first pinion and is actuated by further drive elements, the second pinion actuating a conical pair formed by a third and a fourth pinion, the fourth pinion transmitting the motion to mechanical transmission elements which are integral with the articulated parallelogram structure.

Abstract: A overlapped body 10 comprising steel plates 1a and 1b and satisfying (TS1×t1+TS2×t2)/(t1+t2)?440 is energized while being sandwiched and pressed by a pair of electrodes 2a and 2b to form a molten pool 4b at a steel plate interface 4 and thereby to join the steel plates 1a and 1b. TS1 represents the tensile strength (MPa) of the steel plate 1a, t1 represents the thickness (mm) of the steel plate 1a, TS2 represents the tensile strength (MPa) of the steel plate 1b, and t2 represents the thickness (mm) of the steel plate 1b. An energization point 4a is formed at the steel plate interface 4, and spot welding is performed such that the molten pool 4b is formed at a position at a horizontal distance W of 20 mm or less from the energization point 4a.

Abstract: A friction stir welding method for steel sheets includes inserting a rotating tool into an unwelded portion where two or more steel sheets are overlapped or butted together; moving the rotating tool along portions to be welded while rotating the tool so that a softened portion is formed in the steel sheets by friction heat generated between the rotating tool and the steel sheets, and the steel sheets are welded together by utilizing a plastic flow generated by the softened portion being stirred; and preheating the unwelded portion before welding by the rotating tool by a pair of heating devices disposed over and under the unwelded portion and ahead of the rotating tool in the advancing direction to enable high speed welding without the risk of generation of welding defects and damage to the welding tool.

Abstract: Pin tool assemblies for friction stir welding and apparatus and methods that include the pin tool assemblies. The pin tool assemblies include an outer member, an inner member, and a stop. The outer member includes an inner surface that defines an elongate internal cavity and an external shoulder that includes an opening to the elongate internal cavity. The inner member includes a welding end, extends at least partially within the elongate internal cavity, and projects from the opening such that the welding end is external the elongate internal cavity. The pin tool assembly is configured to permit motion of the inner member relative to the outer member. The stop defines a plurality of stop configurations. Each of the stop configurations restricts motion of the inner member relative to the outer member in a stop direction to define a corresponding stop distance between the welding end and the external shoulder.

Abstract: A deburring tool includes upper and lower ball holding members opposing each other, and upper and lower balls that are rotatably supported by the respective upper and lower ball holding members and that project so as to confront opposing surfaces of the respective lower and upper ball holding members. When a thermally cut portion of sheet material is held between the upper and lower balls, by moving the sheet material along the thermally cut portion by a sheet material moving mechanism, a lower surface edge portion along the thermally cut portion of the sheet material is pressed upward by the lower ball.

Abstract: Described is a laser processing machine with a height-adjustable laser component, a height-adjustable machine component, and a weight compensation system. The weight compensation system has at least one roller unit that includes at least two rollers fastened on a common axle and rotatably fixed with respect to one another. The axle is configured to rotate freely and slide in a machine frame guide of the laser processing machine. The laser component is held suspended by a first traction member wound onto the first roller. The machine component is held suspended by a second traction member wound onto the second roller. The first traction member and the second traction member are wound in reverse (opposite) directions onto the rollers. A counterweight device acts on the axle by exerting a counterforce, which compensates, at least partially, for the forces exerted by the laser component and the machine component.

Abstract: [Object] To provide a laser blanking apparatus that saves space, is easy to install, and yet is capable of laser-processing a plate material into a desired shape without causing misalignment while conveying the plate material and a processing method using the same. [Solution] The present invention is directed to a laser blanking apparatus 100 that, while conveying a flat plate material X, cuts the plate material X into a blank material with laser light emitted from a laser nozzle 11, including: an endless conveyor 1 for feeding the plate material X; a pair of upstream and downstream support rollers 21a and 21b provided below the laser nozzle 11; and a drawing roller 21c provided below the upstream and downstream support rollers 21a and 21b, wherein the upstream and downstream support rollers 21a and 21b and the drawing roller 21c guide the endless conveyor 1.

Abstract: A system for forming a passage in an airfoil includes a liquid-jet guided laser that generates a laser beam confined within a fluid column, and a purge medium supply that is fluidly coupled to an aperture of the airfoil. A purge medium flows from the purge medium supply in a flow direction that is substantially parallel to an inner surface of the inner cavity. A controller is configured to direct the liquid-jet guided laser to cut a first passage through the outer surface. A centerline of the passage forms an acute angle with respect to the purge medium flow direction. The first passage is formed at a first radial position that is radially distal to the aperture. A method for forming passages in an airfoil using the system described herein is also disclosed.

Abstract: A method for forming a dispersion strengthened alloy. An alloy material (8) is melted with a heat source (28) to form a melt pool (30) in the presence of a flux material (26), and strengthening particles (36) are directed into the melt pool such that the particles are dispersed within the melt pool. Upon solidification, a dispersion strengthened alloy (44) is formed as a layer or weld joint bonded to an underlying substrate or as an object contained in a removal support.

Abstract: A method for attaching an object, such as a sight glass (3) or an electrical connector (4), to a structure, such as a valve housing (1), the object (3, 4) comprising an annular flange (6, 11). The object (3, 4) is mounted in an opening (7, 12) of the structure (1) with the annular flange (6, 11) in abutment with an annular edge (8, 13) of the opening (7, 12). The object (3, 4) is attached to the structure (1) by performing welding of the annular edge (8, 13) and the annular flange (6, 11) and displacing the welding beam along the annular flange (6, 11).

Abstract: A method of forming a metal component having different regions containing different grain sizes and in porosities is by additive manufacturing. The method includes spreading a layer of starting powder on a temperature controlled moveable platform in a heated chamber with atmosphere and temperature control. Selected areas of the powder are melted and solidified with a computer controlled focused energy beam. The cooled platform is then indexed down and the process repeated. The grain size of the melted and solidified region can be controlled by the cooling rate during solidification which, in turn is controlled by the temperature of the chamber and the temperature of the cooled moveable platform.

Abstract: Lead-free solder is characterized in that the lead-free solder contains Ag of 1.2 mass % through 4.5 mass %, Cu of 0.25 mass % through 0.75 mass %, Bi of 1 mass % through 5.8 mass %, Ni of 0.01 mass % through 0.15 mass % and Sn as the remainder. These addition amounts allow to be further improved the common solder properties such as wettability, shear strength properties and the like, in addition to the thermal fatigue resistance.

Abstract: A lead-free solder alloy, comprising from 35 to 59% wt Bi; Cu in a concentration up to 1.0 wt %; from 0.01 to 0.5 wt % Ni; and the balance Sn, together with any unavoidable impurities, with certain embodiments further comprising Ag, such as up to 1 wt % Ag.

Abstract: A flux-cored wire for carbon dioxide gas shielded arc welding including, in terms of % by mass with respect to a total mass of the wire, 0.03 to 0.08% of C, 0.2 to 0.7% of Si, 1.4 to 3.0% of Mn, 0.01 to 0.5% of Cu, 0.8 to 3.0% of Ni, 0.05 to 0.5% of Ti, 0.002 to 0.015% of B, 0.05% or less of Al, 4 to 8% in terms of TiO2, 0.1 to 0.6% of in terms of SiO2, 0.02 to 0.3% in terms of Al2O3, 0.1 to 0.8% of Mg, 0.05 to 0.3% in terms of F, 0.05 to 0.3% in terms of Na and K in a fluorine compound, 0.05 to 0.2% of Na2O and K2O, and 0.2% or less in terms of ZrO2.

Abstract: By stacking a plurality of core plates (15) each of which has, around a peripheral edge of a base portion (30), an outer peripheral tapered portion (31) that expands outward, and joining the outer peripheral tapered portions (31) of adjacent core plates by brazing, a heat exchanging fluid passage (17, 18) is defined between the base portions (30) of the adjacent core plates. Outer and inner peripheral surfaces of the outer peripheral tapered portion are shaped to extend straightly in cross section. A leading end part of the outer peripheral tapered portion (31) is formed at the inner peripheral surface thereof with a recess (33) that is depressed toward the outer peripheral surface.

Abstract: A method of manufacturing an air conditioning condenser including tubes, fin members and headers includes supplying a number of tubes corresponding to the total length of n condensers that are intended to be fabricated at one time, respectively disposing the fin members, which have been subjected to cladding treatment, between the tubes, respectively disposing pressing force retainers, which have not been subjected to cladding treatment, between unit tubes each including a predetermined number of tubes, temporarily coupling the headers to both ends of the tubes, brazing all of the components, removing the pressing force retainers from the unit tubes, and cutting the headers to a length corresponding to the length of each of the unit tubes.

Abstract: A vertical support rigidly mounted to a planar base positions and supports a cryocooler expander unit off axis and away from a sample to be examined. The sample support is likewise rigidly mounted to the planar base with a rigidly mounted sample housing therein. The cryocooler expander unit is suspended in the vertical support by spring dampening bearings. A pair of opposing flexible vacuum bellows connects the cryocooler expander unit to the sample housing and vertical support. This configuration isolates the sample from vibration. Flexible thermal links associated with a predictive electronic closed loop control sequence maintains sample temperature.

Abstract: A hub nut caulking device may include: a housing member; a caulking member including a plurality of caulking parts which are rotatably coupled to the housing member and rotated to pressurize and caulk the hub nut; and a driving member coupled to the housing member so as to rotate the caulking parts.

Abstract: An automated system and process for manufacturing a mattress generally includes an automated foam layer placement apparatus for accurately securing one or more foam layers onto an innercore unit and bucket assembly.

Abstract: An auxiliary milling unit configured to be coupled to a movable main milling unit of a milling machine includes an auxiliary milling tool and a mounting portion configured to couple the auxiliary milling unit to the main milling unit. The mounting portion is movable with the main milling unit. An auxiliary movement assembly is coupled to the mounting portion and the auxiliary milling tool. The auxiliary movement assembly is movable relative to the mounting portion to move the auxiliary milling tool relative to the main milling unit.

Abstract: An object of the present invention is to provide a configuration of a vibration stop device that can prevent a problem caused by intrusion of a pressure contact region of a holding part of the vibration stop device into a recess of processing region of a work. The object can be achieved by the vibration stop device, in which a plurality of holding parts for vibration stop holds an outer circumferential surface of a columnar work in a process stage under a pressure contact state with pressure supplied from a hydraulic cylinder, and a pressure contact position on the outer circumferential surface is changed by rotation of the work, wherein an angular range formed by both ends of each of the holding parts for vibration stop is larger than an angular range of the processing region regarding an angular range based on a position of an axis of the rotation.

Abstract: A damping apparatus includes a contact roller provided to be rotatable about a rotation axis, a first support body by which the contact roller is rotatably supported, a second support body holding the first support body so that the rotation axis of the contact roller is parallel to an axis of a spindle, a drive mechanism driving the second support body to bring the contact roller into contact with a workpiece held by the spindle and to separate the contact roller from the workpiece, and a base supporting the second support body and the drive mechanism. The first support body is held by the second support body via an elastic rubber body.

Abstract: The present disclosure includes a part hold-down assembly for retaining a part. The part hold-down assembly includes an upper collar, a lower collar and a resilient biasing member, in one embodiment in the form of a coil spring, retained between the upper and lower collar. The upper collar has a first end, the first end having an annular ledge. The lower collar has a second end, the second end having an annular ledge. The resilient biasing member includes a first end and a second end, the first coil end configured to engage with the annular ledge of the upper collar and the second coil end configure to engage with the second annular ledge of the lower collar. A stabilization tube may extend within a central aperture of the resilient biasing member, the stabilization tube reducing or eliminating movement of the resilient biasing member in a direction that is not parallel with the direction of the central axis of the part hold-down assembly.

Abstract: The present disclosure provides a monitoring device, a monitoring method and a device for cutting and grinding a display substrate. The monitoring device includes an infrared temperature detection module configured to detect a temperature at a contacting position where a cutter wheel is in contact with the display substrate when cutting or grinding the display substrate with the cutter wheel, so as to acquire a temperature parameter at the contacting position; and a processing module configured to generate, based on the temperature parameter, a corresponding control parameter for controlling the process of cutting or grinding procedure the display substrate.

Abstract: A machining system with a configuration in which working machines, including a machine tool such as a lathe, are configured to be disposed in a line and multiple working machines perform operations on one work in order such that practical utility of the machining system is enhanced. The machining system includes a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.