[go: up one dir, main page]

WO2022009103A1 - Dispositif de mesure d'au moins un angle ou de l'épaisseur d'objets - Google Patents

Dispositif de mesure d'au moins un angle ou de l'épaisseur d'objets Download PDF

Info

Publication number
WO2022009103A1
WO2022009103A1 PCT/IB2021/056071 IB2021056071W WO2022009103A1 WO 2022009103 A1 WO2022009103 A1 WO 2022009103A1 IB 2021056071 W IB2021056071 W IB 2021056071W WO 2022009103 A1 WO2022009103 A1 WO 2022009103A1
Authority
WO
WIPO (PCT)
Prior art keywords
measuring
angle
heads
thickness
sensor means
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IB2021/056071
Other languages
English (en)
Inventor
Luciano Gasparini
Leonardo Gasparini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
G01com Srl
Original Assignee
G01com Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by G01com Srl filed Critical G01com Srl
Publication of WO2022009103A1 publication Critical patent/WO2022009103A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/22—Feeler-pin gauges, e.g. dial gauges
    • G01B3/24—Feeler-pin gauges, e.g. dial gauges with open yoke, i.e. calipers

Definitions

  • the present invention relates to a device for measuring angles of thicknesses of objects. More particularly, the present invention can be used for measuring angles (given by two planes or two lines) in the metalworks industry in general and in the metrology industry.
  • measuring instruments such as for example goniometers, “profilometers”, 3D contact measuring machines or laser instruments, can be used to measure an angle between two planes or two lines.
  • digital universal goniometers correspond to analogue goniometers in which there was added an electronic part, positioned in proximity of the fulcrum, which reads and displays the measured degrees with respect to the arms of the goniometer.
  • Universal goniometers so far proposed usually include a movable arm, a fulcrum, a graduated scale and a reference index.
  • the object of the present invention is to provide a new device for measuring the angles or thicknesses of objects.
  • Another object of the present invention is to provide a device for measuring angles or thicknesses of objects which is simple and quick to use.
  • Another object of the present invention is to provide a device for measuring angles or thicknesses of objects that is reliable.
  • Another object of the present invention is to provide a device for measuring the angles or thicknesses of objects that is cost-effective.
  • Another object of the present invention is to provide a device for measuring angles or thicknesses of objects that is ergonomic.
  • Another object of the present invention is to provide a device for measuring angles or thicknesses of objects that is capable of operating in operative conditions very different from each other.
  • Another object of the present invention is to provide a device for measuring the angles or thicknesses of objects that is particularly recommended for the quick measurement of workpieces made with machine tools, such as for example bending presses, pipe bending machines, milling cutters and lathes and in metrology sectors.
  • machine tools such as for example bending presses, pipe bending machines, milling cutters and lathes and in metrology sectors.
  • Another object of the present invention is to provide a device that allows to obtain both an angle and the thickness of an object.
  • FIG. 1 is a plan view of a device according to the present invention.
  • figure 2 is a view with transparent parts of the device of figure 1,
  • FIG. 6 to 24 are views similar to figures 1 or 2 of other embodiments of the device according to the present invention.
  • the present invention relates to a device 1 for measuring at least one angle or thickness TH (see for example fig. 23) of objects OB, such as workpieces (sheets, plates, tubes, etc.) made or bent or processed with machine tools, such as for example bending presses, pipe bending machines, milling cutters and lathes and in metrology sectors.
  • a measuring device 1 can be used for example in the metalworks industry in general or in the metrology industry.
  • the measuring device 1 comprises a main body 2 and at least two measuring heads 3, 4 pivoted or articulated to the main body 2, each of the measuring heads 3, 4 having a respective surface 3a, 4a, preferably flat, for abutting against the faces OBI, OB2 of an object OB, each of the surfaces 3a, 4a defining a respective action plane PI, P2 (see for example fig. 4), this with particular reference to the case in which the device is designed to measure an angle or corner an of an object OB.
  • each of the two measuring heads 3, 4 also have a respective inner edge or end 3b, 4b for abutting against a face OB3, OB4 of an object OB.
  • the expression inner edge or end is used to indicate an edge of a head 3, 4 facing toward or proximal to the other head 4, 3.
  • the two measuring heads 3, 4 are angularly and/or linearly displaceable between a first inoperative position (see for example figures 1, 2 and 3) and a plurality of second measuring positions (see figures 4 and 5) wherein the action planes PI, P2 of the abutment surfaces 3a, 4a and/or the inner abutment edges 3b, 4b are angularly and/or linearly displaced with respect to the first position, preferably in the case of planes PI, P2 inclined by a greater or lesser extent with respect to the first operative position one with respect to the other so as to define - between them - a respective angle in each second position which will then be the angle AN to be measured, while in the case of the inner edges 3b, 4b at a greater distance with respect to the first position which will constitute the thickness TH to be measured.
  • the angle AN between the planes PI and P2 in the second measuring position referred to herein is the distal angle (see for example fig. 5) or on the side opposite to the main body 2 with respect to the heads 3, 4 or the angle proximal to or facing toward the main body (see for example figure 6) which corresponds, in degrees, to the distal angle.
  • the angle between the planes PI, P2 referred to in the present document is therefore not one of the two angles facing toward the sides of the working front defined by the heads 3, 4.
  • the heads 3, 4 define a working front F (see for example fig. 7) facing the workpiece to be measured, a rear front R facing toward the opposite direction and two sides SI, S2 at the outer or lateral end of each head 3, 4.
  • the heads 3, 4 may for example be plate-shaped, possibly suitably reinforced, and they are arranged with an inner end or edge 3b, 4b close to the inner end 4b, 3b of the other head 4, 3.
  • the inner end 3b, 4b of a head 3, 4 may have portions slidably inserted into respective recesses of the other head 4, 3 or vice versa.
  • the inner end 3b of one head 3 is preferably not hinged or fixed to the inner end 4b of the other head 4.
  • the inner ends 3b, 4b could also be always at a distance from each other, even in the first position.
  • the device 1 preferably but not necessarily also comprises elastic loading means 5, such as springs or the like, designed to yieldably keep one or preferably the two measuring heads 3, 4 in the inoperative position or tending to return them to such position if they are displaced therefrom. Therefore, the measuring heads 3, 4 may be displaced from the first position to a second position contrary to the action of the elastic loading means 5.
  • elastic loading means 5 such as springs or the like
  • the device 1 also preferably comprises sensor means 6 designed to detect or calculate the angular and/or linear displacement imparted to the heads 3, 4, or rather to the respective abutment surfaces 3a, 4a and/or to the inner abutment edges 3b, 4b with respect to the inoperative position to move the heads 3, 4 to one or each second position, so as to allow, depending on the displacement, to detect, calculate and/or display an angle and/or thickness of an object at contact with the abutment surfaces 3a, 4a or with the inner abutment edges 3b, 4b or a value correlated or which can be correlated to a such angle AN and/or thickness TH, for example by means of special automatic or manual conversion or calculation systems by a user.
  • the device may be provided with an electronic control component capable of processing the data detected by the sensor means, for example to provide the external or internal angle AN of a workpiece or object OB to be measured and/or the thickness TH of the latter, in particular, depending on the angular and/or linear displacement imparted to the measuring heads 3, 4 in the displacement from the first to one of the second positions.
  • an electronic control component capable of processing the data detected by the sensor means, for example to provide the external or internal angle AN of a workpiece or object OB to be measured and/or the thickness TH of the latter, in particular, depending on the angular and/or linear displacement imparted to the measuring heads 3, 4 in the displacement from the first to one of the second positions.
  • the angular and/or linear displacement imparted to the heads 3, 4 may cause the display, for example by means of a needle (as will also be described hereinafter), of an angle or thickness value without a calculation being carried out depending on the detected data.
  • the control component and/or the sensor means could be absent.
  • the action planes PI, P2 of the two heads 3, 4 are substantially aligned with respect to each other. Therefore, in such position the two heads, if they are plate-shaped, are preferably aligned.
  • the heads 3, 4 could alternatively be inclined in the inoperative position.
  • the action planes PI, P2 are inclined or can be inclined gradually and counteracting with respect to the elastic loading means, in particular in all the desired degrees depending on the specific characteristics of the device.
  • the action planes PI, P2 are inclined or can be inclined gradually and counteracting with respect to the elastic loading means up to at least 30°, 40°, 50°, 60°, 70°, 80° 90°, 100°, 110°, 120°, 130° or 140°.
  • the device is also or solely designed to measure the thickness TH of an object OB, then, when passing from the first to the second position, the inner edges or ends 3b, 4b of the measuring heads 3, 4 are moved away or can be moved away from the inoperative position, counteracting with respect to the elastic loading means, from any value from 0 to 5 mm to any other value depending on the size of the device or goniometer.
  • the main body 2 at a rear portion thereof, defines a grip 7 so that the device can be gripped and used manually so as to allow the detection of at least one angle AN and/or thickness TH of an object OB by gripping with only one hand HA by a user. That is to say that the device 1 can be gripped by a user at the handle 7 and carried, using only one hand, close to and against an object OB, regarding which an angle AN or a thickness TH is to be measured.
  • the sensor means 6 may comprise at least one rotary or linear encoder preferably mounted in a respective housing zone HZ defined by the main body 2, possibly in the grip zone 7.
  • a rotary encoder may include a component with a curved, annular or disc-shaped section 6a and a sensor 6b of any type, for example magnetic, optical or Hall-effect sensor, mounted near the annular component or disc 6a and designed to detect the displacement with respect to the latter and the extent of such displacement.
  • a sensor 6b of any type, for example magnetic, optical or Hall-effect sensor, mounted near the annular component or disc 6a and designed to detect the displacement with respect to the latter and the extent of such displacement.
  • the component with a curved, annular or disc shaped section 6a is clearly displaced as a function of the angular and/or linear displacement of one or both of the measuring heads 3, 4, while the sensor 6b is fixed to the main body 2 or rather therein, or vice versa, that is to say that the sensor 6b is displaced as a function of the angular and/or linear displacement of one or both of the measuring heads 3, 4, while the component with a curved, annular or disc-shaped section 6a is fixed on the main body 2 or rather therein.
  • the device 1 may also comprise display means or element 8, such as a digital display or an analogue display (for example provided with a needle, as will be mentioned hereinafter), of the angle AN and/or thickness TH detected by the sensor means 6 or in any case (whether provided with sensor means or not) of the angle AN between the abutment surfaces 3a, 4a in a second position or the distance between the inner edges 3b, 4b in a second position.
  • display means or element 8 such as a digital display or an analogue display (for example provided with a needle, as will be mentioned hereinafter), of the angle AN and/or thickness TH detected by the sensor means 6 or in any case (whether provided with sensor means or not) of the angle AN between the abutment surfaces 3a, 4a in a second position or the distance between the inner edges 3b, 4b in a second position.
  • the display means are designed to display the angular and/or linear displacement imparted to the two heads 3, 4 with respect to the inoperative position to move them to a second position, so as to allow, depending on such angular and/or linear displacement, to display an angle AN and/or thickness TH of an object at contact with the abutment surfaces 3a, 4a or with the inner edges 3b, 4b or a value correlated or which can be correlated to such an angle AN and/or thickness TH.
  • the device 1 could also not include a display element 8, in which case the data detected by the device could for example be transmitted, possibly by means of a cable, extractable data storage memory or even in wirelessly mode to a special display incorporated or not incorporated in an electronic component, such as a computer, a tablet, a smartphone or an operator or an email address of an operator or of a user.
  • the device should comprise an electronic control component for obtaining and transmitting the detected data, possibly processed so as to calculate the angle or thickness of an object or not.
  • Each measuring head 3, 4 may have at least one first point or zone 3c, 4c hinged or pivoted to the main body 2, for example by means of a respective first pin and at least one second point or area 3d, 4d distal from the first point 3c, 4c and integrally joined in displacement with the sensor means 6 (see for example fig. 8), possibly hinged or articulated, for example by means of a respective second pin to the latter or to connection means, as will be described hereinafter or, if the sensor means are not provided for (see for example figure 19), integrally in displacement with the display means 8 or with an electronic control component designed to transmit the detected data.
  • pivoting axes of the first 3b, 4b and second 3c, 4c point are provided for, they are preferably parallel to each other.
  • the main body 2 may also comprise at least one projecting portion 9 defining an area for hinging or pivoting the measuring heads 3, 4 by means of a first pin or first pins.
  • the projecting portion 9 may extend with respect to a rear portion of the main body 2, possibly defining the handle 7.
  • two projecting portions 9 for example defining a fork-like front portion of the main body 2, at each of whose free end a respective measuring head 3, 4 is hinged or pivoted (possibly with slot-pin engagement).
  • the device 1 is provided with at least one component 10, 11a, 1 lb for transmitting motion from the two measuring heads 3, 4 to the sensor means 6, if provided for or to the display means 8.
  • the motion transmission component may comprise at least one rod or connecting rod 10 hinged or pivoted, on one side, to the measuring heads 3, 4 and, on the other, to the sensor means 6 or to the display means 8.
  • the at least one rod or connecting rod 10 therefore advantageously extends from the measuring heads 3, 4 toward and into the housing zone HZ.
  • the main body 2 would be open toward the front for the entry or passage of the rod/s 10.
  • At least two rods 10 may also be provided for, each hinged or pivoted, on one side, to a respective measuring head 3, 4 and, on the other, to the sensor means 6 or to the display means 8 (even if the sensor means are not provided for).
  • Such configuration for example allows to calculate thicknesses TH of objects OB or angles AN at the corners of workpieces or objects, that is to say an external angle of an object OB.
  • the rods 10 may have an extension parallel to each other orthogonal to the hinging or pivoting axes, if provided for, of the heads 3, 4.
  • the motion transmission component may also be provided with at least one main externally toothed gear or component 11a, lib articulated or pivoted to the rod/s 10, at an end or portion thereof distal from the measuring heads 3, 4, the gear 11a, lib being designed to transform the displacement of the latter into a rotary motion detected by the sensor means 6 or displayed by the display means 8.
  • the at least one gear or toothed component 11a, 1 lb is also hinged or pivoted to the main body 2.
  • the hinging or pivoting axis or axes of the externally toothed gears or components 11a, lib is/are parallel to the hinging or pivoting axes of the measuring heads 3, 4 to the main body 2 and, if provided for, to the rods or connecting rods 10.
  • two toothed components (it is clearly understood with at least one part of the toothed outer edge thereof) 11a, lib, each of which is hinged or articulated or engaged with a respective rod or connecting rod 10 and with the main body 2 around hinging or pivoting axes parallel to each other.
  • the two toothed components 11a, lib are mesh-engaged with each other so as to ensure a coherent or combined displacement depending on the displacement of the rods 10, so as to take into account the angular displacement of both of these components in the measurements carried out by the at least one sensor 6b.
  • the toothed components 11a, lib, if provided for, are preferably mounted within the housing zone HZ.
  • the elastic loading means 5 act on the at least one rod 10, if such component is present in the device or on the at least one gear or toothed component 1 la, 1 lb, if such components are provided for, so as to press the at least one rod 10 or the at least one gear 11a, lib so as to push the heads 3, 4 backwards toward the first inoperative position.
  • the device 1 may further comprise buttons 12 for setting the electronic components or controlling the device 1, for example of the measurements carried out.
  • the setting buttons 12 may be provided for projecting or in any case which can be engaged on the external of the rear portion of the main body 2.
  • the device 1 may further comprise power-supply means, such as one or more batteries (not shown in the figures) or a cabled power supply.
  • power-supply means such as one or more batteries (not shown in the figures) or a cabled power supply.
  • the device 1 may also be provided with a data storage memory, for example of the calculated angles or thicknesses and the number of workpieces examined, the memory possibly being removable or irremovable.
  • Such configuration allows to calculate angles at angles of workpieces or objects, that is an inner corner of an object.
  • Figures 8 and 9 illustrate respective variants of the device according to the present invention, which are structurally very similar to the example of figures 6 and 7 but they are smaller in size in the front F-rear R direction. Furthermore, in such case the toothed components have a greater extension than in the example of figures 6 and 7.
  • figure 9 also has a positioning point of the sensor 6b and therefore a trim of the rods 10 slightly different from that of figure 8 clearly without this affecting the operation of the device.
  • Figure 10 instead shows an embodiment of a device according to the present invention which is structurally very similar to the example of figures 1 to 5 but also provided with an auxiliary gear 13, for example fully or partly configured as a toothed sector, arranged distal from the heads 3, 4 with respect to the main toothed gears or components 11a, lib.
  • the auxiliary gear 13, if provided for, may be hinged or articulated to the main body 2, possibly in the housing zone HZ.
  • two main externally toothed gears or component 11a, lib are provided for in meshing engagement with each other, a first one lib with a greater extension and a second one 11a with a greater extension, the latter being in meshing engagement with both the first main gear 1 lb and the auxiliary gear 13.
  • the rod/s 10 at respective ends distant from the measuring heads 3, 4, they can be hinged or pivoted on a block 15 from which there departs a needle component 6d designed to slide along a graduated scale 6e for detecting the angle AN or thickness TH of an object.
  • elastic loading means 5 such as springs
  • they can for example act or be mounted on the first points or inner zones 3c, 4c, although they could also be mounted at other points, such as for example the points 3d, 4d or the rods 10.
  • figure 12 is very similar to the example of figure 11, but with two rods 10, each hinged or pivoted to a respective head 3, 4 and disengaged from each other, each of the rods 10 carrying - at the end thereof inner or distal from the heads 3, 4 - engagement tip 6d of a graduated scale 6e for the detection - by interpolating the data of the position of the two rods 10 - of the angle or thickness of an object OB.
  • the respective embodiment includes crank components 16 hinged or pivoted to the main body 2 same case applying to each at the end of a respective rod or connecting rod 10.
  • Two rotary encoders 6 are then provided, each with the respective annular or disc-like component 6a or with the respective sensor 6b integrally joined in displacement with a respective crank component 16.
  • elastic loading means 5 such as springs
  • they can for example act or be mounted on the pins of the cranks 16, although they could also be mounted at other points, such as for example the points 3c, 4c, 3d, 4d or the rods 10
  • FIGS 14 and 15 relate to a device 1 according to the present invention having only one rod 10 to which both heads 3, 4 are hinged or pivoted, at respective points or internal regions, with a single crank component 16 hinged or pivoted to the end of the rod 10 distal from the heads 3, 4 and integrally joined, as indicated above, with the annular or disc-like component 6a or with the respective sensor 6b of a rotary encoder.
  • the device 1 may have two connecting or shackle-like components 17 hinged or pivoted, on one side, to the main body 2 or a projecting portion 9 thereof and, on the other side, to an external point or area of a head 3, 4.
  • the shackle-like components 17 clearly serve for the hinging or pivoting of the heads 3, 4 to the main body 2.
  • FIG. 16 and 17 corresponds to the example of figures 14 and 15, but it is provided with a linear encoder instead of a rotary encoder.
  • the sensor means comprise one or more rotary or linear encoders 6 hinged or fixed or pivoted, at a respective sensor 6b or at a moveable part 6f, whose movement can be detected by a respective sensor 6b, directly at a point or area, possibly internal 3d, 4d of the heads 3, 4, so that the sensor means or rather a component 6b, 6f thereof is directly at contact with a point or area of the heads 3, 4 which can be displaced angularly and/or linearly.
  • another component of the sensor means 6 designed to cooperate with the one hinged or fixed or pivoted to the heads 3, 4 will be integrally joined with or supported by the main body 2 or by a projecting portion 9 thereof.
  • elastic loading means 5 such as springs
  • they can for example act or be mounted on the first points or inner zones 3c, 4c, although they could also be mounted at other points, such as for example the points 3d, 4d.
  • each moveable part 6f being mounted slidably or rotatably in the area for detecting the movement by a respective sensor 6b so that the latter can detect the displacement (angular and/or linear) imparted to the movable part 6f.
  • Figure 19 relates to a device according to the present invention which includes a main body 2 same case applying to two heads 3, 4 hinged or pivoted - at an internal and/or external area or point - to the main body 2 or at one or more projecting portions 9 thereof.
  • elastic loading means 5 such as springs
  • they can for example act or be mounted on the first points or inner zones 3c, 4c, although they could also be mounted at other points of the device or rather of the respective heads 3, 4.
  • the sensor means unlike what has been described with reference to the other embodiments described above, it comprises at least one detection laser 6g which acts or emits the beam thereof on the measuring heads 3 and 4; the laser is mounted in the main body, possibly in a housing zone HZ defined by the same and it is designed to detect or measure the position or the attitude of the measuring heads 3, 4, so that by detecting the position of the measuring heads 3, 4 in a second position it can detect - possibly directly or by interpolating the data detected by it by the control component of the device - the angle AN (internal or external) or the thickness TH of an object OB.
  • the angle AN internal or external
  • FIGS 20 to 22 they relate to a device according to the present invention, whose main body 2 is made of two parts 2a, 2b which can be angularly displaced with the heads 3, 4, the sensor means 6 and possibly the motion transmission component/s in a first part 2a, while the other or second part 2b actually defines the grip and it may also include the display elements and the buttons.
  • the first measuring part 2a it is possible to place the first measuring part 2a actually at a desired angle, for example between 0° and 120°, with respect to the second part 2b and therefore to the handle.
  • each position of the first part 2a with respect to the second part is stable, unless an operator intervenes, depending on the configuration of the first part 2a and second part 2b or on the presence of means for locking the two parts 2a, 2b in relative position.
  • FIG 23 shows a device according to the present invention with analogue needle display means 8a.
  • Figure 24 instead shows a device according to the present invention, which can be structured in any of the above-described ways, during a step of measuring the thickness TH of an object OB.
  • this can be obtained for example by arranging the device 1 with the heads 3, 4 in front of a side OB5 of an object OB whose the length is to be measured, thus obtaining the thickness of the object OB and therefore approaching the device 1 to the object so as to bring the two measuring heads 3, 4 abutting against the side OB5 so that the two heads 3, 4 are displaced angularly and/or linearly until they are separated or in any case carry a respective inner abutment edge or surface 3b, 4b one at contact with one face or side OB 3 of the object OB and the other at contact with another face OB4 of the object OB, whose faces or sides OB3 and OB4 are cross-sectional or orthogonal to the side OB5 whose thickness is to be measured. Therefore, in this case the two heads 3, 4 are carried one on the opposite side with respect to the object OB.
  • control component may be capable of converting any detected degrees to cm or mm or other length units.
  • the displacement imparted to the heads 3, 4 could determine the display (with or without sensors and/or calculation component) of the thickness data.
  • the device could be provided with a special key for the selective selection of the mode of detection of an angle or thickness.
  • a device 1 according to the present invention is therefore very easy and quick to use, given that in order for the user to evaluate or measure an internal or external angle of an object, holding the device with one hand, the user only has to bring the measuring heads 3. 4 close to the angle or corner whose angle is to be measured and press the device until the heads 3, 4 are at contact with the respective abutment surfaces 3a, 4a, substantially for the entire extension thereof, against the faces OBI, OB2 of the walls of the object OB defining the angle or comer.
  • the sensor means 6 detect and, possibly, from the control component the internal or external angle of the object and/or such angle is displayed (with or without sensor and/or calculation means).
  • Such angle can be stored or sent to a special processor.
  • a device may also be associated with a machine for processing objects, possibly a numerical control machine, so as to continuously and rapidly notify the control unit of the latter or an operator, of an inner or outer angle imparted to an object following a suitable processing, for example bending, and then possibly increasing or decreasing the angle formed by the machine on the object.
  • a machine for processing objects possibly a numerical control machine, so as to continuously and rapidly notify the control unit of the latter or an operator, of an inner or outer angle imparted to an object following a suitable processing, for example bending, and then possibly increasing or decreasing the angle formed by the machine on the object.
  • Forming an object of the present invention is a machine tool provided with at least one device according to the present invention, for example mounted to be displaced manually or automatically (by means of a suitable actuator) on a frame thereof downstream or at a processing area of the machine.
  • the device can be comfortably used with one hand.
  • both an angle and the thickness of an object can be measured with only one device, so as to substantially ensure at the same time or at successive times the attainment of a bending angle and of the thickness imparted to an object during processing.
  • the present invention also guarantees a clear advantage in terms of practicality, simplicity and cost-effectiveness for the simultaneous obtainment, or in any case within a short period of time, of an angle and the thickness of an object.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

La présente invention concerne un dispositif de mesure d'au moins un angle (AN) ou de l'épaisseur (TH) d'au moins un objet (OB) comprenant un corps principal (2), au moins deux têtes de mesure (3, 4) articulées sur le corps principal (2) ou pivotantes par rapport à ce dernier.
PCT/IB2021/056071 2020-07-08 2021-07-07 Dispositif de mesure d'au moins un angle ou de l'épaisseur d'objets Ceased WO2022009103A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102020000016567 2020-07-08
IT102020000016567A IT202000016567A1 (it) 2020-07-08 2020-07-08 Dispositivo misuratore di almeno un angolo o spessore di oggetti

Publications (1)

Publication Number Publication Date
WO2022009103A1 true WO2022009103A1 (fr) 2022-01-13

Family

ID=72644702

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2021/056071 Ceased WO2022009103A1 (fr) 2020-07-08 2021-07-07 Dispositif de mesure d'au moins un angle ou de l'épaisseur d'objets

Country Status (2)

Country Link
IT (1) IT202000016567A1 (fr)
WO (1) WO2022009103A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2207480A (en) * 1938-06-01 1940-07-09 Luis F Delgado Taper measuring caliper
US4315372A (en) * 1980-04-17 1982-02-16 Fitness Motivation Institute Of America Caliper for applying constant pressure to an object being measured
DE9211135U1 (de) * 1992-08-20 1992-10-29 Baugeschäft Ronald Friebel, O-7021 Leipzig Gehrungslade
EP0558194A1 (fr) * 1992-02-25 1993-09-01 Robert Edward Best Palpeur de mesure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2207480A (en) * 1938-06-01 1940-07-09 Luis F Delgado Taper measuring caliper
US4315372A (en) * 1980-04-17 1982-02-16 Fitness Motivation Institute Of America Caliper for applying constant pressure to an object being measured
EP0558194A1 (fr) * 1992-02-25 1993-09-01 Robert Edward Best Palpeur de mesure
DE9211135U1 (de) * 1992-08-20 1992-10-29 Baugeschäft Ronald Friebel, O-7021 Leipzig Gehrungslade

Also Published As

Publication number Publication date
IT202000016567A1 (it) 2022-01-08

Similar Documents

Publication Publication Date Title
JP4504818B2 (ja) 加工物検査方法
JP6226716B2 (ja) アーム型三次元測定機及びアーム型三次元測定機における撓み補正方法
JP5297818B2 (ja) 三次元測定機
EP1978328B1 (fr) Sonde à balayage oscillant avec force de contact constante
CN111093902B (zh) 用于工件上的加工点的定位装置
JP7236952B2 (ja) 形状測定装置、及び形状測定方法
NL2008435C2 (en) An apparatus for pointing spatial coordinates, comprising a movable hand-held probe and a portable base unit, and a related method.
CN102564306A (zh) 表面感测设备
WO2006081048A2 (fr) Systeme d'affichage local sans fil de donnees de mesure provenant d'outils de mesure et de calibres electroniques
US7216441B2 (en) Apparatus for measuring step height or depth against another surface
US10508895B2 (en) Method for single-point scanning of a workpiece and coordinate measuring machine
JP2019120694A (ja) 位置測定デバイス、寸法計測測定システムの動作方法及び位置測定デバイスの動作方法
JP7350733B2 (ja) 部材加工システム、及び、部材加工方法
JP2013537629A (ja) シリンダの直径及びその他の幾何学的特徴の測定ゲージのための較正装置
JP7306883B2 (ja) 座標測定機、及び座標測定プログラム
JP2021119025A (ja) フライス盤
WO2022009103A1 (fr) Dispositif de mesure d'au moins un angle ou de l'épaisseur d'objets
EP3247974B1 (fr) Dispositif et procédé de mesure d'un siège de soupape formé dans une pièce
CN108692687B (zh) 具有相对于尺寸的大工作容积的紧凑型坐标测量机构造
US20110138645A1 (en) Digital diameter gauge with rotary motion sensor and method for use
US20230324169A1 (en) Optical measuring machine and measuring method
JP7436188B2 (ja) 座標系設定システムおよび座標系設定方法
JP5950690B2 (ja) 配管形状修正装置
JP2860801B2 (ja) 三次元自由曲面制御用のリンク機構
JP7611287B2 (ja) 光学式測定器およびそれを用いた測定方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21752157

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 19/04/2023)

122 Ep: pct application non-entry in european phase

Ref document number: 21752157

Country of ref document: EP

Kind code of ref document: A1