Abrégé

A milling cutter is configured to process an edge of a workpiece to a required profile. The required profile includes a first portion and a second portion coupled to the first portion. The milling cutter includes a shank having a central axis, at least one first cutting edge, and at least one second cutting edge. The first cutting edge is configured to rotate around the central axis of the shank along a first rotation path to process the first portion of the predetermined profile, and the second cutting edge is configured to rotate around the central axis of the shank along a second rotation path to process the second portion of the predetermined profile. The first rotation path is different from, and connected to the second rotation path.

Classes IPC  ?

• B23C 5/20 - Outils de fraisage caractérisés par des particularités physiques autres que la forme à taillants ou dents amovibles
• B23C 3/12 - Ébavurage ou finition des arêtes, p. ex. ébarbage des angles soudés
• B23C 5/10 - Fraise à queue, c.-à-d. comportant une queue incorporée
• B23C 5/14 - Fraises spécialement conçues pour réaliser des profils particuliers comportant des courbures

Abrégé

A cutter includes a cutter body, a first cutting portion and a second cutting portion. The first cutting portion is used for primary machining. The second cutting portion is used for precision machining, and is formed between the cutter body and the first cutting portion.

Classes IPC  ?

• B23C 5/10 - Fraise à queue, c.-à-d. comportant une queue incorporée
• B23C 5/00 - Outils de fraisage

Abrégé

An air guide includes a slide member and a guide track. The guide track defines a guide hole slidably receiving the slide member. The guide track defines an air intake in an outer surface, a plurality of air outlets in an inner surface opposite to the sliding member, and a plurality of guide holes therein. The guide holes communicates the air intake with the air outlets. The guide track further defines a plurality of guide grooves in the inner surface, communicating with the air outlets.

Classes IPC  ?

• F16C 32/06 - Paliers non prévus ailleurs comprenant un élément mobile supporté par un coussinet de fluide engendré, au moins en grande partie, autrement que par la rotation de l'arbre, p. ex. paliers hydrostatiques à coussinet d'air

Abrégé

An exemplary lens holder (30) includes a lens holding platform (35), a base (31), a resilient element (33), and three platform supporting members (32). The platform supporting members (32) connect the lens holding platform (35) with the base (31), and are aligned on different axes. The resilient element (33) is positioned between the lens holding platform (35) and the base (31), and configured for uniformly resisting the lens holding platform (35) away from the base (31). One of the three platform supporting members (32) is adjustable, thus adjusting a gradient of the lens holding platform (35) relative to the base (31).

Classes IPC  ?

• G02B 7/02 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour lentilles

Abrégé

An exemplary brittle non-metallic workpiece (70) is made by the laser beam (31), a cutting surface (701 ) of the brittle non-metallic workpiece has no micro cracks. A method for making the brittle non-metallic workpiece includes: focusing a laser beam on the brittle non-metallic substrate to form an elliptic beam spot; driving the laser beam to move along a predetermined curved cutting path, making a center of a major axis of the elliptic beam spot intersecting along the predetermined curved cutting path and the major axis being tangent to the predetermined curved cutting path at the intersecting point; a coolant stream following the elliptic beam spot to move, thus producing a crack in the brittle non-metallic substrate corresponding to the predetermined curved cutting path; separating the brittle non-metallic substrate along the crack. A laser cutting device (40) for making the same is also provided.

Classes IPC  ?

• B23K 26/00 - Travail par rayon laser, p. ex. soudage, découpage ou perçage
• C03B 33/02 - Découpe ou fendage des feuilles de verreDispositifs ou machines à cet effet
• C03B 33/09 - Sectionnement du verre refroidi par chocs thermiques

Abrégé

An exemplary brittle non-metallic workpiece (80) defines a through hole (82). An inner surface (822) for forming the through hole has no microcracks and burrs. A method for making a through hole in a brittle non-metallic substrate (50) is also provided. The method includes as follows: forming an enclosing sketched etch (66) engraved into a brittle non-metallic substrate with a given depth (H) from a surface of the brittle non-metallic substrate; placing a cooling object (74) on an excess portion (68) inside the enclosing sketched etch (66); and extending the enclosing sketched etch through the brittle non-metallic substrate.

Classes IPC  ?

• B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
• B23K 26/36 - Enlèvement de matière
• C03B 33/09 - Sectionnement du verre refroidi par chocs thermiques
• C03B 33/10 - Outils à couper le verre, p. ex. outils de rayage
• B23K 26/00 - Travail par rayon laser, p. ex. soudage, découpage ou perçage
• B23K 26/40 - Enlèvement de matière en tenant compte des propriétés du matériau à enlever

Abrégé

An exemplary contour measuring probe (10) includes a tip extension (16) and two driving members (13). The tip extension is configured for touching a surface of an object. The driving members are configured for driving the tip extension linearly moving along a first direction. The driving members are tapered and a diameter of each driving member increases along the first direction. The driving members are driven to move by gas pressure acting on an outer side surface thereof.

Classes IPC  ?

• G01B 5/012 - Têtes de contact de palpeurs pour de telles machines

Abrégé

An exemplary machining method used to machine a predetermined curved surface on a workpiece (46) comprising: (1) providing a machining apparatus (30), the machining apparatus including a vertical tool spindle (40) for mounting a tool (42) and a workpiece spindle (44) being rotatable in an axis thereof, the tool spindle being rotatable relative to a vertical direction, a rotational axis of the workpiece spindle is oblique relative to a rotational axis of the tool spindle; (2) mounting the workpiece onto the workpiece spindle; (3) driving the spindle and the workpiece spindle to rotate, and positioning the tool corresponding to the workpiece; and (4) driving a machining point of the tool to move on the predetermined curved surface and along a path passing through a top point “P” and any point “Q” of an edge of the predetermined curved surface.

Classes IPC  ?

• B23B 1/00 - Méthodes de tournage ou méthodes de travail impliquant l'utilisation de toursUtilisation d'équipements auxiliaires en relation avec ces méthodes
• B23B 3/00 - Machines ou dispositifs à tourner d'utilisation générale, p. ex. tours parallèles à barres de chariotage et vis-mèreEnsembles de machines à tourner

Abrégé

An exemplary contour measuring method for measuring aspects of objects includes: (1) providing a measuring device including two contour measuring probes and a processor, the contour measuring probe having a tip extension and a displacement sensor used to sense a displacement of the tip extension, the processor being electrically connected to the displacement sensors; (2) driving two tip extensions to contact two opposite surfaces of an object respectively; (3) driving the two tip extensions to move and contacting the two opposite surfaces of the object respectively, while the displacement sensors sending the displacement information on the tip extensions to the processor; (4) computing a cross-section of the object by the processor according to the displacement information on the tip extensions; (5) repeating the step (3) and (4), the processor computing a plurality of cross-sections of the object, the cross-sections compiled to obtain aspects of object.

Classes IPC  ?

• G01B 3/22 - Calibres à aiguille sensible, p. ex. calibres à cadrans

Abrégé

An exemplary measuring device (100) for measuring aspects of objects includes a first contour measuring probe (10), a second contour measuring probe (20) and a processor (30). The first contour measuring probe (10) has a first tip extension (16) and a first displacement sensor (19). The first tip extension (16) is slidable in a first direction. The first displacement sensor (19) is used to sense a displacement of the first tip extension (16). The second contour measuring probe (20) has a second tip extension (26) and a second displacement sensor. The second tip extension (26) is slidable in the first direction. The second displacement sensor is used to sense a displacement of the second tip extension (26). The processor (30) is electrically connected to the first displacement sensor (19) and the second displacement sensor respectively.

Classes IPC  ?

• G01B 3/22 - Calibres à aiguille sensible, p. ex. calibres à cadrans

Abrégé

An exemplary measuring device includes a standard element, a first contour measuring probe, and a controller. The standard element has a first standard plane opposite to a measured object. The first contour measuring probe has a tip extension. The controller is electrically connected to the first contour measuring probe. The tip extension contacts the first standard plane during a measuring process. In addition, a method for using the measuring device is also provided.

Classes IPC  ?

• G01B 5/008 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer les coordonnées de points en utilisant des machines de mesure de coordonnées

Abrégé

An exemplary contour measuring method for measuring aspects of objects includes: (1) providing a contour measuring probe (10) comprising a tip extension (16), a displacement sensor (19), and a processor (119) connected to the displacement sensor, the tip extension being slidable in a first direction; (2) driving the tip extension to move so as to contact with the object at a first predetermined point, and recording a coordinate of the first predetermined point in the processor; (3) driving one of the tip extension and the object to move, thus, the tip extension contacting with the object at a second predetermined point, the displacement sensor sensing a displacement of the tip extension along the first direction and sending the displacement to the processor, and the processor recording a coordinate of the second predetermined point; and (4) repeating the step (3), the processor recording a series of measured coordinates of points.

Classes IPC  ?

• G01B 5/20 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer des contours ou des courbes

Abrégé

An exemplary base includes a first elastic element, a second elastic, two first adjustable spacers and two second adjustable spacers. The first elastic element includes two first spaced plates and a first connecting element for connecting the two first spaced plates. The second elastic element includes two second spaced plates and a second connecting element for connecting the two second spaced plates. The first connecting element and the second connecting element are not in a plane. Two first adjustable spacers connect the two first spaced plates and adjust a distance between the two first spaced plates. Two second adjustable spacers connect the two second spaced plates and adjust a distance between the two second spaced plates.

Classes IPC  ?

• G01B 5/008 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer les coordonnées de points en utilisant des machines de mesure de coordonnées

Abrégé

An exemplary contour measuring probe includes a guide (12), a movable rack, a counter-balancing mechanism, a linear measuring scale (24), and a displacement sensor (26). The movable rack comprises a tip extension (20) for touching a surface of an object. The tip extension (20) is pushed to move towards the object under a gravitational force acting on the movable rack. The counter-balancing mechanism is configured to partially counter balance the gravitational force acting on the movable rack. The linear measuring scale (24) displays values of displacements of the tip extension (20). The displacement sensor (26) detects and reads the displacement values displayed by the linear measuring scale (24).

Classes IPC  ?

• G01B 5/20 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer des contours ou des courbes
• G01B 5/00 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques

Abrégé

An exemplary contour measuring probe (10) includes a tube guide (12), a tip extension (20), a pair of hollow tubes (16), a plurality of pipes (104, 106), a linear measuring scale (18), and a displacement sensor (19). The tip extension (20) is configured to touch a surface of an object (50). The hollow tubes (16) are configured to be driven by a flux of air to push the tip extension (20) to move. The pipes (104, 106) are obliquely disposed in a tube guide (12) relative to the hollow tubes (16). The pipes (104, 106) allow the flux of air to be pumped on a sidewall of the hollow tubes (16). A part of the flux of air is ejected out of the tube guide (12). The linear measuring scale (18) and the displacement sensor (19) are respectively fixed relative to one of the tube guide (12) and the tip extension (20). The linear measuring scale (18) displays values of displacements of the tip extension (20). The displacement sensor (19) detects and reads the displacement values displayed by the linear measuring scale (18).

Classes IPC  ?

• G01B 5/004 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer les coordonnées de points
• G01B 5/20 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer des contours ou des courbes