Abstract: The application discloses a method for calibrating a temperature sensor located in a process of automation technology, wherein the calibration method comprises method steps as follows: specifying or ascertaining a temperature measuring range, which is passed through in the process of automation technology; specifying or ascertaining a reference temperature arising in the temperature measuring range; determining temperature measured values by means of the temperature sensor; detecting whether temperature measured values are at least approximately constant in the temperature measuring range during a specified time span; correcting the at least approximately constant, measured value of temperature in the temperature measuring range to the reference temperature.

Abstract: In a method for calibrating a star probe of an image measuring machine, the star probe includes one or more probe heads. Probe configuration information for the star probe is configured when there is no probe configuration file of the star probe stored in a storage device of the image measuring machine, and one of the probe heads to be calibrated is selected from the star probe. The method calibrates a radius value of the selected probe head, and calibrates the deviation between the center point of the selected probe head and the focus of the camera lens. The method further generates a star probe model of the star probe according to the probe configuration information and the probe calibration information, and displays the star probe model of the star probe on a display device of the image measuring machine.

Abstract: The present invention relates to a feeler pin for a coordinate measuring machine. The feeler pin comprises a shaft having a first end and a second end, a fastening sleeve for fastening the feeler pin in a feeler pin holder, and an identification device for identifying the feeler pin. A feeler object is provided at the first end of the shaft, wherein the identification device can be read out via a first contact and a second contact. Further, it is provided that the second end of the shaft and the fastening sleeve are connected by a plastic section, wherein the first contact is provided by the fastening sleeve, and the second contact is provided by a rotationally symmetrical contact device which is electrically insulated from the fastening sleeve by the plastic section. Further, the present invention relates to a feeler head for holding the at least one feeler pin.

Abstract: A plug gauge (1) includes a support and protection system that defines a longitudinal axis with a handle (2) closed by a cap (13) that includes electronic devices for the wireless transmission of electrical signals representative of a dimension to be checked, and a probe (6) including a measuring armset coupled with a transducer for generating electrical signals. The probe is connected to the cap of the handle by means of an interface element (8) that includes mechanical references to prevent rotations of the probe with respect to the handle about the longitudinal axis.

Abstract: An exemplary probe apparatus includes a fixture, a first probe assembly, a motor, a lead screw, two guide members, a second probe, and a reduction gear unit. The first probe assembly is fixedly attached to the fixture and includes a first probe. The motor has a drive shaft attached to the fixture. The lead screw is coupled to the fixture. The two guide members are attached to the fixture and parallel to the lead screw. The second probe assembly is moveably attached to the lead screw and the at least one guide member, and includes a second probe. The reduction gear unit is coupled to the drive shaft and the lead screw to transmit power from the motor to the second probe assembly through the lead screw. The second probe assembly is configured for moving the second probe towards or away from the first probe along the two guide members.

Abstract: The present invention discloses a three-dimensional microprobe array assembly structure, wherein spacers are used in assembling edge-type microprobe arrays to form a three-dimensional structure, and the spacers reveal conductive pads of the edge-type microprobe arrays to benefit wire bonding. The present invention detects depths and angles and thus increases detection reliability. Besides, in the present invention, the related IC is integrated with the spacer to achieve circuit integration and reduce cost.

Abstract: A gauge for measuring the wear of selected cooperating surfaces of an adapter is disclosed. The gauge includes a plurality of rollers adapted to contact the selected cooperating surfaces of the adapter. A trigger mechanism is provided to cooperate with the rollers to indicate if the adapter is out of tolerance in respect of given dimensional targets.

Abstract: A displacement detector capable of making a measurement in two directions of measurement 180 degrees different from each other without the need of a switching operation has been disclosed.

Abstract: A measurement probe (12, 110, 250), such as a touch trigger or analogue probe, is described that comprises a deflectable stylus portion (14) and a wireless communications unit (18) for transmitting stylus deflection data to a remote probe interface (20, 104, 254). The wireless communications unit (18) is arranged to transmit digital data packets comprising stylus deflection data and a probe identity code. The wireless communications unit (18) allows said probe identity code to be set by a user. The measurement probe (12, 110, 250) may communicate with an associated probe interface (20, 104, 254) over a radio frequency (RF) spread spectrum link (106).

Abstract: A measuring instrument includes: an XY stage on which an object to be measured is placed; a probe holder having a plurality of probes; and a relative moving mechanism that relatively moves the XY stage and the probe holder. The probe holder is provided with a probe selection mechanism that has two guide rails obliquely arranged and advances and retracts at least two of the probes to be selectively positioned at and away from a probe selection position.

Abstract: A gauge for measuring the wear of selected cooperating surfaces of an adapter is disclosed. The gauge includes a plurality of rollers adapted to contact the selected cooperating surfaces of the adapter. A trigger mechanism is provided to cooperate with the rollers to indicate if the adapter is out of tolerance in respect of given dimensional targets.

Abstract: A probe driving mechanism for displacement measuring apparatuses, capable of carrying out a stable, constant speed probe feeding operation without additionally providing a motor rotation detecting rotary encoder and a tachometer generator. When an output from a scale varies in accordance with the power applied to a motor, the power applied to the motor is controlled in accordance with an output from the scale. When the variation of an output from the scale becomes small even though the same level of power continues to be applied to the motor, a judement that a probe contacts the workpiece is given, and the power applied to the motor is set smaller. When an output from the workpiece sensor varies, the power applied to the motor is controlled in accordance with one of an output from the scale and that from the workpiece sensor the speed variation of which is larger than that of the other.

Abstract: A dental measuring and machining system includes a measuring and machining unit for preparing measurement data by measuring a prosthesis model based on a predetermined algorithm and for producing a prosthesis by machining a prosthesis block based on the above measurement data, and an operating unit for operating the measuring and machining unit from the outside. A user is able to produce a dental prosthesis by operating the measuring and machining unit under the control of a computer. The measuring and machining unit is connected to the external operating unit by communication, and the measuring and machining unit can be operated from the outside.

Abstract: A stylus is supported by an upper coupling member which is supported by a lower coupling member which is supported by a probe which is movably supported by a rail of a coordinate positioning machine. The coupling members are held together by a permanent magnet, and their relative positioning is established by first and second sets of positioning elements provided on the first and second coupling members respectively. The sets of positioning elements are mutually engagable in a plurality of angular orientations about the axis of the coupling to provide a plurality of angularly indexed positions at which the lower coupling member has stable and repeatable positions relative to the upper coupling member. The coupling is carried to the indexing dock where a carrier engages the lower coupling member, and the lower coupling member is released from the upper coupling member by energizing an electromagnet which repels the coupling members apart.

Abstract: The spacing between a paint applicator and an auto body surface can be measured by a tool that is screwable onto the applicator in place of the paint spray head. The measuring tool includes a mounting fixture and a deflectable wand having an effective length that corresponds to an optimum spacing between the auto body surface and paint applicator. The paint applicator can be calibrated (adjusted) while the measuring tool is affixed to the applicator. All paint applicators in the system can be calibrated by a single pass of an auto body through the paint booth in which the paint applicators are located.

Abstract: The present invention relates to an automatically reconfigurable contour checking fixture for comparing a component to a programmed contour. The fixture comprises a horizontal support table, having a length and width, wherein a drive rack runs along its length. The fixture also includes a plurality of stations positioned at intervals along the length of the support table, each of the stations including an artificial template member, and a multi-service drive assembly which drives the artificial template member of each of the plurality of stations to a respective designated point along the programmed contour. A computer is in communication with the multi-service drive assembly, communicating positional instructions such that the artificial template member of each of the plurality of stations conforms to the programmed contour.

Abstract: A coordinate measuring machine carries a modular touch trigger probe 100, via an adaptor 200, on its movable arm 10. The probe 100 consists of a retaining module 102 which is mounted to the adaptor 200, and a stylus module 104 which is magnetically connected to the retaining module 102 in a manner which enables the exchange of one stylus module 104 for another. The adaptor consists of a pair of coupling members 202,204 which are urged into mutual engagement by magnets 212. Automatic exchange of stylus modules occurs by using movement of the arm 10 to disengage a stylus module 104 from the retaining module 102. Similarly, the exchange of one probe for another is carried out by using movement of the arm 10 to disengage the lower coupling member 204 from the upper coupling member 202.

Abstract: A coordinate measuring machine carries a modular touch trigger probe 100, via an adaptor 200, on its movable arm 10. The probe 100 consists of a retaining module 102 which is mounted to the adaptor 200, and a stylus module 104 which is magnetically connected to the retaining module 102 in a manner which enables the exchange of one stylus module 104 for another. The adaptor consists of a pair of coupling members 202,204 which are urged into mutual engagement by magnets 212. Automatic exchange of stylus modules occurs by using movement of the arm 10 to disengage a stylus module 104 from the retaining module 102. Similarly, the exchange of one probe for another is carried out by using movement of the arm 10 to disengage the lower coupling member 204 from the upper coupling member 202.

Abstract: A gauge for measuring parts and presenting a number of reconfigurable supporting elements, each having a first portion positionable on a reference surface, and a second portion positionable in relation to the first portion in a direction perpendicular to the reference surface; and a number of orientable measuring modules, each fitted to the second portion of a respective supporting element and presenting a respective linear position transducer; the supporting elements and respective measuring modules being so arranged as to define a number of discrete points for supporting the part for measurement; and each transducer detecting any departure of the actual position of a respective point of the part from a theoretical reference position of the point.

Abstract: A multi-probe system for dimensional metrology. This system utilizes a probe base that is attachable to a coordinate measuring machine and that includes a plurality of probes mounted at spaced-apart locations on the base. The probes are interconnected with the coordinate measuring machine and generate measurement signals based upon interaction with a workpiece. By providing a plurality of probes on a single assembly, multiple measurements can be made on a workpiece in a single measurement cycle.

Abstract: A contact type sensor for sensing an object includes a body; and a contacting member which contacts the body and a shaft. One end of the shaft is connected to the body of the sensor and another end of the shaft supports the contacting member. The shaft is rotatable within a predetermined plane, and the shaft is more flexible in a direction perpendicular to the predetermined plane than in a direction parallel to the predetermined plane.

Abstract: The apparatus of the present invention includes a multiple stylus probe attachment capable of attachment to a probing mechanism mounted to a turret tool station of a numerically controlled lathe for use in probing various surfaces of a workpiece. The probe attachment includes a base configured for attachment to the probing mechanism along a longitudinal axis of the probing mechanism. The probe attachment further includes a first stylus attached to the base with the distal end of the first stylus extending in a direction generally parallel to the longitudinal axis of the probing mechanism. A second stylus is attached to the base with its distal end extending in a direction generally perpendicular to the longitudinal axis of the probing mechanism. After the probe attachment is secured to the probing mechanism, the probe is calibrated by calibrating both styli. The probe may then be utilized to measure various surfaces of a workpiece while positioned in the workpiece holder of the lathe.

Abstract: An apparatus and method for accurately establishing a predetermined gap between two surfaces, and in particular, between a corona generating device and a photoreceptive member in an electrostatographic printing machine, comprising a first conductive member for being mounted on a first of the two surfaces, a second conductive member for being placed on a second of the two surfaces, the combined thickness of the first and second conductive members being substantially equal to the predetermined gap. A device is coupled between the first and second conductive members, for sensing electrical continuity therebetween.

Abstract: An interchangeable indicator tip device for a dial indicator gauge features a rotatable turret having a plurality of indicator tips. Each indicator tip is rotatable to position a selected indicator tip into a measurement position where the selected tip functions as the indicator tip for the dial indicator gauge.

Abstract: The sensing head of a coordinate measuring machine includes sensing pin combinations or sensing pins which are changeably fastened with high precision in respect to their spatial position. The receiver contains an isostatic three-point bearing against which the connecting body of the sensing pin is drawn by a pneumatically operated clamping arrangement. In the preferred embodiment the clamping arrangement consists of a suction cup and arresting elements for maintaining attachment of the receiving device to the connecting body when there is no subpressure acting upon the suction cup.

Abstract: The invention is directed to a temperature measuring head for rapidly measuring the temperature of a workpiece on a coordinate measuring apparatus. To rapidly measure the temperature of the workpiece, the coordinate measuring probe element is exchanged for a temperature measuring head which operates pursuant to the principle of a switching probe head. The measuring head supplies a contact signal after contact with the workpiece takes place. From this time point on, the temperature variation is measured by the temperature measuring head and the determined values are stored in the computer of the coordinate measuring apparatus. The temperature of the workpiece is extrapolated via a numerical evaluation method from a specific measurement interval. After the necessary measurement interval, the temperature measuring head is exchanged for the needed probe element combination. The invention is also directed to a temperature measuring head for carrying out the method of the invention.

Abstract: A device and method are provided for measuring the deformations of a sample, with the deformations resulting more particularly from the relaxation of the stresses to which the samples were subjected prior to the measurement, and with the sample having an axis corresponding to a main deformation direction. The device comprises at least five displacement sensors each having a measurement direction, with the measurement directions being substantially perpendicular to the axis of the sample.

Abstract: An apparatus for detecting temperature of an object to be measured such as a workpiece mounted on a coordinate measuring apparatus having a movable measuring arm. The measuring apparatus includes a sensing pin or complete sensing head as well as a temperature sensor. For measuring temperature, the sensing pin or sensing head is exchange for the temperature sensor having the same kind of holder as the sensing pin. Thereafter, the temperature sensor is moved to the object by the measuring arm of the apparatus and is placed in contact therewith. The registered temperature measurement values are used to correct the lengths and spacings measured with the coordinate measuring apparatus. The entire temperature and coordinate measuring operation is carried out completely automatically by the CNC control of the apparatus without the aid of operating personnel. A temperature sensor for carrying out the method of the invention is also disclosed.

Abstract: A device and method for measuring the deformations of a sample, which deformations particularly result from the relaxation of the stresses to which the samples was previously subjected. The device and method include the use of a cell inside which the sample is placed with the cell containing a thermal mass whose heat capacity and/or thermal conductibility are appreciably greater than those of air under normal temperature and pressure conditions.

Abstract: A method for detecting temperature of an object to be measured such as a workpiece mounted on a coordinate measuring apparatus having a movable measuring arm. The measuring apparatus includes a sensing pin or a complete sensing head as well as a temperature sensor. For measuring temperature, the sensing pin or sensing head is exchanged for the temperature sensor having the same kind of holder as the sensing pin. Thereafter, the temperature sensor is moved to the object by the measuring arm of the apparatus and is placed in contact therewith. The registered temperature measurement values are used to correct the lengths and spacings measured with the coordinate measuring apparatus. The entire temperature and coordinate measuring operation is carried out completely automatically by the CNC control of the apparatus without the aid of operating personnel. A temperature sensor for carrying out the method is also disclosed.

Abstract: A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engagement with a linear potentiometer fixedly provided within the gage housing. Selective movement of the carrier arm in relation to the linear potentiometer causes a gaging electrical signal to be generated for read-out on associated data collector means. A movable cover plate is provided externally of the gage housing in fixed actuating engagement with the movable carrier arm. An adjustable contour check pin support assembly is provided on the movable cover plate so as to provide selective horizontal, vertical and angularity adjustment of a part-engaging contour check pin mounted on the contour check pin support assembly.

Abstract: A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engagement with a linear potentiometer fixedly provided within the gage housing. Selective movement of the carrier arm in relation to the linear potentiometer causes a gaging electrical signal to be generated for read-out on associated data collector means. A movable cover plate is provided externally of the gage housing in fixed actuating engagement with the movable carrier arm. An adjustable contour check pin suppor assembly is provided on the movable cover plate so as to provide selective horizontal, vertical and angularity adjustment of a part-engaging contour check pin mounted on the contour check pin support assembly.

Abstract: A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engagement with a linear potentiometer fixedly provided within the gage housing. Selective movement of the carrier arm in relation to the linear potentiometer causes a gaging electrical signal to be generated for read-out on associated data collector means. A movable cover plate is provided externally of the gage housing in fixed actuating engagement with the movable carrier arm. An adjustable contour check pin support assembly is provided on the movable cover plate so as to provide selective horizontal, vertical and angularity adjustment of a part-engaging contour check pin mounted on the contour check pin support assembly.

Abstract: An apparatus and method are provided for on-line measurement of a lathe cing tool position using a measuring head with a rotatable square plate engaged with three cylindrical plungers and a positioning mechanism for pivoting the measuring head. The positioning mechanism includes a movable member mounted on a base on the lathe headstock and a rotating unit for rotating the movable member about an axis. A stop member is provided to stop the movable member at a locating position. The measuring head includes a square plate supported inside a housing and rotatable about a y-axis therein. The plungers extend into the housing to contact the plate near its corners. In response to a force applied by a cutting tool mounted in a turret, the plungers move respectively in +x, -x, -z directions relative to the housing to cause the square plate to rotate correspondingly.

Abstract: A fixed vertical stand (118) carries a frame (119) which can be displaced in a horizontal direction and in its slope with respect to the vertical, this frame (119) containing a plate (127) which slides in the vertical direction and is provided with a stop (135) having an upper reference face (136) intended for encountering the bone of the ischiopubic protuberance of a half-carcase, this plate (127) carrying diverse feelers which are emitters of position and displacement signals for the measurement of the various classification characteristics which are supplied to a calculator.

Abstract: The measuring device comprises a carrying frame (7) guided by the rails (2, 2') and driven along it through a railroad vehicle to which it is connected through the intermediary of hinges enabling a vertical and lateral displacement of said frame (7) with respect to the vehicle. The carrying frame (7) is provided with a plurality of feelers, cooperating with the surface of the head (12) of the rail (2) transversally spaced apart the ones from the other. The carrying frame (7) comprises a guiding dihedral used as reference base, the edge of which is parallel to the longitudinal axis of the rail (2), applied against the upper part of the rolling surface of the rail (2) and the lower part of the internal face of the head (12) of the rail.

Abstract: A probe for checking linear dimensions of mechanical pieces comprises a support casing, an arm movable with respect to the casing and having a first element, a second element and an intermediate third element, a feeler fixed to the first element of the movable arm for contacting the piece to be checked, and detecting means for providing a signal depending on the position of the movable arm. The intermediate element is removably coupled to the first element and the second element and defines a section adapted to break as a consequence of blows against the feeler and the first element of the movable arm occurring along any direction.

Abstract: A compliant assembly including a remote center compliance device having first and second interconnected compliant sections. The first compliant section is interconnected with a support member; a tool holder mechanism is disposed within the remote center compliance device and is interconnected with the second compliant section; a force sensor system including a plurality of sensor members adjacent to the remote center compliance device extends from a support member to a mounting frame, each sensor member includes one force sensor for sensing the force applied through the tool holder mechanism and remote center compliance device.