513results about "Repair tools" patented technology

The invention relates to a watch movement pointer dismounting machine, relates to the technical field of watch maintenance, and aims to solve the problem that pointers are easily damaged due to collision of tweezers in the watch maintenance process, the watch movement pointer dismounting machine comprises a machine base, and a supporting frame is arranged on the machine base; the supporting frame is provided with a measuring assembly and a dismounting assembly. The measuring assembly comprises a measuring rod and a measuring piece which is connected to the lower end of the measuring rod. The upper end of the measuring rod penetrates through the support frame; an adjusting assembly for driving the measuring rod to move downwards is arranged on the top wall of the support frame; the dismounting assembly comprises a dismounting rod and a dismounting fork; the dismounting fork is connected to the lower end of the dismounting rod; the upper end of the dismounting rod penetrates through the supporting frame, the dismounting rod can move downwards along the supporting frame, and a limiting rod for limiting the dismounting rod is arranged on one side of the dismounting rod; a driving assembly for driving the dismounting assembly to move is arranged on the supporting frame; the dismounting assembly is provided with a positioning piece used for positioning the relative position of the measuring rod and the dismounting rod. According to the invention, the pointer is prevented from being collided and damaged in the watch maintenance process.

The invention discloses a pressing structure of automatic shell assembling equipment for clock production, and belongs to the technical field of clock manufacturing. Comprising a base, a supporting rod is fixedly connected into the base, a machining table is slidably connected to the periphery of the supporting rod, a clamping assembly is arranged in the machining table, a top plate is fixedly connected to the top end of the supporting rod, an electric push rod is fixedly connected to the top side of the top plate, and a connecting assembly is arranged at the bottom of the telescopic end of the electric push rod. A pressing assembly is arranged at the top of the machining table, and a lifting assembly is arranged in the machining table. The clock shell is clamped and fixed through the clamping assembly, the situation that the clock shell slides or deviates easily due to uneven stress, assembly fails and even parts are damaged is prevented, the pressing plate is rapidly connected with the telescopic end of the electric push rod through the connecting assembly, and the pressing plate can be adjusted according to the size of the clock shell.

A watch part includes a base, a first layer formed by applying a decorative material to a surface of the base, a second layer formed by applying a first resin material having light-transmitting properties to a surface of the first layer, and a third layer formed by performing ink jet printing using a metal nano-ink containing metal nanoparticles on a surface of the second layer.

The water-resistant watch case includes at least one crystal mounted on an upper side of a middle, a fastening gasket positioned between an upper annular inner wall of the middle and an upper annular outer wall of the crystal. The crystal includes an annular peripheral surface below the upper annular outer wall inclined at an angle smaller than 90° in relation to an axis perpendicular to a plane of the watch case. The peripheral surface comes into contact against an annular inner surface of the middle inclined at an angle similar to the inclination of the annular peripheral surface and below the upper annular inner wall of the middle. The annular peripheral surface and / or the annular inner surface of the middle includes a domed contact portion for a contact on an annular contact line between the two surfaces.

The invention relates to the field of production devices, in particular to a pressure maintaining device and an annular part pressure maintaining method. The pressure maintaining device comprises a mounting disc and a plurality of pressure applying mechanisms; the mounting disc is used for being connected with a carrier for fixing a shell; the mounting disc is provided with a communicating cavity, and the communicating cavity is matched with the inner cavity of the shell; the multiple pressure applying mechanisms are arranged in the circumferential direction of the communicating cavity at intervals, and the pressure applying parts of the multiple pressure applying mechanisms penetrate out of the communicating cavity and are arranged in the shell. The pressure applying parts of the pressure applying mechanisms tend to move towards the side wall of the communicating cavity so that the pressure applying parts of the pressure applying mechanisms can apply pressure to the annular piece in the shell in multiple directions. According to the pressure maintaining device, the multiple pressure applying mechanisms are arranged on the mounting disc to apply pressure to the metal ring, operation is more convenient and faster, and efficiency is higher; and the pressure applied by the pressure applying mechanism is controllable, so that the pressure maintaining effect is ensured, and meanwhile, the metal ring is prevented from being pressed and deformed.

The invention relates to a coating comprising at least a light-absorbing metal oxide and / or nitrogen oxide dark black layer deposited directly on the surface of a part to be coated. In another embodiment, a deep black layer is deposited on a metal adhesion promoting layer followed by a hard optically transparent nitrogen oxide layer. The coating may be deposited by reactive magnetron sputtering and exhibit enhanced heat resistance at temperatures in excess of 400 DEG C.

Provided is a multicolour cermet and / or ceramic article, and in particular a bezel of a timepiece, made by a method for injecting at least two materials of distinct colours, said article comprising a relief decoration of a colour different from the rest of the article, said decoration being made by laser ablation after injection of the two materials.

A method for decorating a timepiece component, particularly a skeleton type watch dial. The component includes at least two different visual appearances, each visual appearance being the unique combination of a surface finish and of a colour. The decoration has the following steps: i) providing a component blank with a first unfinished surface (10a); ii) creating on said first unfinished surface a first termination possessing a first surface finish; iii) applying to the first termination one or more layers of atoms so as to give the first termination a first colour; iv) creating a second termination having at least one breaking of a corner on the blank in order to form at least one bevel or at least one chamfer having a second unfinished surface; v) creating on said second unfinished surface a second termination conferring a second surface finish, and vi) using electroplating, PVD or ALD, to deposit a metallic layer, preferably a layer of rhodium or of gold, on the second termination so as to give the second termination a second colour.

A method for laser additive manufacturing of a mechanical part includes providing a laser beam the operation of which will be controlled by a computer into which is introduced a CAD computer file which is cut into one or more strata which, once superimposed, allow to form the structure of the desired mechanical part, disposing a substrate in a manufacturing enclosure wherein an atmosphere of a neutral gas is created, depositing on the substrate at least a first layer of a powder of a first metallic material to be melted, levelling the first layer, subjecting by means of the laser beam the first layer to a selective melting step, if necessary, depositing on the substrate a second layer, levelling the second layer and subjecting this second layer to a step of selective melting, removing the excess material and cleaning the assembly and subjecting the part to finishing operations.

A friction system (100) for a horology movement including: an arbor (1) with a longitudinal axis (L) including: a first fixed element (2) mounted so as to rotate integrally with the arbor (1) and having a first support surface (40); a second fixed element (7) mounted so as to rotate integrally with the arbor (1); a toothed organ (3) mounted so as to rotate freely on the arbor (1) between the first fixed element (2) and the second fixed element (7). The toothed organ (3) is integral with a socket coupling (4) having a second support surface (42), and the second fixed element (7) includes a body (72) configured to rotate integrally with the arbor (1) and resilient brackets (71) protruding relative to the body (72) and extending towards the toothed organ, the resilient brackets (71) being resiliently pressed against the second support surface (42) of the socket coupling.

The method for cutting an appliqué, intended for a watch dial, comprises a laser beam cutting step of a first portion of the appliqué's contour, defining a pointed area and / or a fine groove of at least one first recess and / or the tip and / or the tapered portion of at least one first protruding part, and a stamping step of a second portion of said contour that is complementary to the first portion. This hybrid cutting technology makes it possible to obtain appliqués having, at the end of the cutting process according to the invention, a contour that defines at least one recess with a pointed area and / or a fine groove and / or that defines at least one protruding part forming a tip and / or a tapered portion with configurations and, in particular, dimensions that cannot be obtained by stamping alone.

The invention relates to a method for manufacturing the surface of a timepiece component, in particular an external timepiece component, characterized in that it comprises the following steps: obtaining a timepiece component blank forming the core of the timepiece component; -depositing on said core a surface coating made of a ceramic-metal composite to form a hard surface of the timepiece component, said hard surface having a hardness greater than or equal to 500 HV, or even greater than or equal to 600 HV, or even greater than or equal to 750 HV, or even greater than or equal to 900 HV.

1. A watch or jewelry part comprising at least a portion made of a titanium alloy, one of the surfaces of which is polished.

A method for manufacturing a batch of horological balance springs (2a), the average of whose stiffnesses lies within a predetermined range, includes forming in a wafer the horological balance springs (2b, 2c) with dimensions that differ from the dimensions required to obtain the batch of horological balance springs (2a), the average of whose stiffnesses lies within said predetermined range; determining the stiffnesses of said systems; computing a dimensional correction to be applied to the horological balance springs; andmmodifying the dimensions of the horological balance springs (2b, 2c) formed, on the basis of a dimensional correction computed to obtain the batch of horological balance springs (2a).

A method for decorating an external part (10) for horology, jewellery or fashion accessories, including the steps of: forming a first interference (110) layer of titanium oxide over the entire decorative face (101) of a titanium substrate (100) by anodising the decorative face (101) at a voltage V1; machining a portion of the first interference layer (110) so as to form at least one opening (111) leading to a portion of the decorative face (101); and forming a second interference layer (120) of titanium oxide by anodising the portion at a voltage V2 lower than voltage V1.

A method of manufacturing a plurality of silicon watch components (90) in a wafer is described.The method comprises the following steps: (a) providing a wafer (10, 110) having a lower side (10A, 110A) and an upper side (10B, 110B), the wafer (10, 110) comprising a single silicon layer (30, 130) without a support layer, the single layer (30, 130) having a thickness (e30, e130) greater than a maximum thickness (e90) of the watch components; (b) forming the watch components (90) by etching patterns in the silicon layer (30, 30', 130, 130') from the upper side (10B, 110B) of the wafer (10, 110); and (c) either before or after step (b), etching the wafer (10, 110) from its lower side (10A, 110A) to thin the wafer at least locally by forming at least one thinned zone (36, 38, 38', 136) in which the watch components (90) have been or will be formed, the at least one thinned zone (36, 38, 38', 136) having a thickness substantially equal to the maximum thickness (e90) of the watch components.

Method for manufacturing watch components (100), comprising the steps of: (a) taking a wafer (10) comprising a support layer (20), a working layer (30) and a buried layer (40) formed of graphene and separating the working layer (30) from the support layer (20), (b) etching at least a part of the watch components into the working layer (30), (c) separating the working layer (30) from the support layer (20) and / or the buried layer (40) formed of graphene.

To provide a method for manufacturing watch components in batches.SOLUTION: A method for manufacturing watch components in batches comprises the steps of: a) providing a substrate 1 covered with a conductive priming layer 2; b) applying a layer of a photosensitive resin 3 to the conductive layer 2 of the surface of the substrate 1; c) irradiating a resin layer 3 through a mask 4 defining the outline of a batch of components 5, as well as a grid 7 and material bridges 6; d) dissolving non-irradiated areas 3b of a photosensitive resin layer 3 to reveal the conductive layer 2 of the substrate 1 in places and form a mold; e) conformal electro-galvanic deposition of a metal layer from the conductive layer 2; f) removing the photosensitive resin layer 3 and the substrate 1 to release one cluster of components thus formed; and g) releasing the batch of components from the one cluster.SELECTED DRAWING: Figure 1

One aspect of the invention relates to a resonating organ (100) of a striking mechanism (200) comprising a bell (110a, 110b) integral with a bell holder (120), characterized in that said bell (110a, 110b) has a notch (117) in which a stone (1) is housed and held integrally, said stone (1) having a table (3) having an impact surface adapted to be struck by a hammer (210a, 210b) of the striking mechanism (200).

To provide means that effectively holds two components at predetermined positions relative to each other and allows reassembly.SOLUTION: There is provided a device (100) for setting the position and marking a first component (1) and a second component (10), which can be assembled together with a single degree of freedom and immobilised by the cooperation of a first screw (4) with first tapping (12) of the second component (10) via a first notch (2) of the first component (1), and of a second screw (5) with a second tapping (13) of the second component (10) via a second notch (3) of the first component (1), the first notch (2) and the second notch (3) defining a setting range, the second screw (5) being a cone-head screw, arranged to make an imprint on the edge of the second notch (3) under a predetermined tightening torque, in order to permanently mark the relative position of the first component (1) and of the second component (10).SELECTED DRAWING: Figure 1

The piezoelectric spiral spring (3) is intended for a self-regulating circuit (10) for the oscillation frequency of an oscillating mechanical system (2, 3), or for an energy recovery circuit, or for a motor circuit for actuation of the movement or its automatic maintenance. The piezoelectric spiral spring (3) comprises at least one piezoelectric layer (7, 7', 17, 17', 27, 27') disposed on a top (20) or bottom face of a certain number of coils of the spring in planar orientation, and at least two pairs of electrodes (8a, 8b, 8c, 8d) where the electrodes of each pair are disposed on two opposite faces of the same piezoelectric layer or respectively of two piezoelectric layers so as to apply a reverse bias voltage to each pair of electrodes.

The invention relates to a method for manufacturing a timepiece pinion, characterised in that the method comprises the following steps: - providing a block to be machined; - machining the block using a machining device comprising a mechanical cutting tool that acts on the block through direct contact so as to remove chips from the block, characterised in that - the step of machining the block is carried out using a spindle to which the block is attached and on which it is rotated at a speed greater than or equal to 20,000 rpm, or even greater than or equal to 22,000 rpm, or even greater than or equal to 25,000 rpm, or even greater than or equal to 30,000 rpm, or even greater than or equal to 35,000 rpm, or even greater than or equal to 40,000 rpm, while the mechanical cutting tool comes into contact with the block to remove material in successive passes, in order to form a timepiece component having rotational symmetry; or in that - the step of machining the block is carried out by a mechanical cutting tool, such as a milling cutter or a grinding wheel, rotated at a rotational speed greater than or equal to 100,000 rpm, or even greater than or equal to 120,000 rpm, or even greater than or equal to 150,000 rpm, or even greater than or equal to 180,000 rpm, which comes into contact with the block, held stationary by a spindle, in order to remove material.

The invention relates to a method for batch manufacturing of watch components.

This invention relates to a polishing auxiliary device for facilitating the positioning and clamping of watch case backs, belonging to the field of watch case back polishing technology. It includes a housing with a disassembly plate movably connected to its front side. An adjustment assembly is located inside the housing, and a rotating assembly is fixed to the adjustment assembly. A servo motor is fixed to the rotating assembly, and a rotating rod is fixed to the output shaft of the servo motor. A positioning assembly is located at the top of the rotating rod. This polishing auxiliary device, powered by a servo motor, enables the positioning and clamping of watch case backs of different sizes. The adjustment assembly improves the polishing effect, the rotating assembly and the illumination mechanism facilitate the confirmation of the polishing effect, the scraping block and cleaning plate facilitate the cleaning of the illumination plate, and the action components help extend the replacement cycle. Overall, the device performs well.

Binder for injection molding compositions comprising:-45 to 50 volume% of a polymer base,-at least 34 volume% of a wax mixture or a mixture of wax and palm oil,-and 11 to 16 volume% of a surfactant, wherein the polymer base contains, in addition to polyethylene, polypropylene and acrylic resins, ethylene and methacrylic acid or acrylic acid copolymers, or maleic anhydride-containing ethylene copolymers, or mixtures of these copolymers, the respective amounts of the binder components being such that they add up to no more than 100% by volume.

The invention relates to a method for decorating a timepiece component with a white coating. The method comprises preparing a timepiece component, depositing a metal adhesion layer on the entire timepiece component by physical vapor deposition in a deposition chamber, depositing an aluminum diffusion layer on the entire component by physical vapor deposition under a flow of a reactant gas, such that the aluminum layer is deposited in the form of a faceted crystal structure, and depositing the aluminum diffusion layer on the entire timepiece component. The flow of reactant gases is reduced or stopped when the diffusing layer reaches the desired thickness in order to terminate the layer with a thin layer of pure aluminum, and a transparent protective layer is deposited by atomic thin film deposition.

The invention relates to a method for manufacturing a component of a watch case (10), a fashion item or a jewelry item, characterized in that it comprises the following steps: - deposition of an opaque base layer (12) on all or part of the surface of an inner face (110) of a substrate (11) made of a transparent material, - localized ablation of the base layer (12) by laser machining, so as to form at least one pocket (14) the bottom of which has a diffraction grating (15).

A method and device for manufacturing a bevelled stone, particularly for a timepiece are disclosed. A precursor is produced from a mixture of at least one material in powder form with a binder. The method includes pressing the precursor so as to form a green body, using a top die and a bottom die comprising a protruding rib, sintering the green body so as to form a body of the future stone in at least one material, the body including a peripheral face and a bottom face provided with a groove, and machining the body including a substep of planning the peripheral face up to the groove, such that an inner wall of the groove forms at least a flared part of the peripheral face of the stone.

Clock mechanism (110), in particular clock movement or chronograph module, comprising: - a frame (80, 81), and - a counting chain (100) comprising an epicyclic train (31, 32, 33, 34) including a first planetary gear (33) fixed to the frame. A method for assembling two separate mechanisms or two separate timepieces, comprising the following steps: - a step of supplying a frame (80, 81), - a step of mounting a drive wheel (20) onto the frame (80, 81), - a step of mounting an hour counter (40) onto the frame (80, 81), and - a step of assembling: • a wheel (30') meshing with the drive wheel and with the hour wheel, or • an epicyclic gear train (31, 32, 33, 34) meshing with the drive wheel and with the hour wheel. The method makes it possible to obtain two separate mechanisms but with identical frames, identical drive wheels, and an identical hour wheel.