109results about "Micrometers" patented technology

Devices and methods for driving a micrometer are provided. The device includes a body, a collet, a motor, and a controller. The body is configured to be coupled to a frame of the micrometer. The collet is configured to be coupled to a ratchet of the micrometer and to rotate the ratchet. The motor is coupled to the collet and rotates the collet to rotate the ratchet. The controller controls operation of the motor.

The invention relates to the technical field of guide rail detection, in particular to a linear guide rail pair precision detection device and a detection method thereof. Comprising a detection table, a driving device, a guide rail and a fixing device, the driving device is used for driving a track box slidably arranged on the surface of the detection table, a frame is slidably arranged on the track box, a dial indicator, an adjusting mechanism, an ejection mechanism and a marking mechanism are slidably arranged on the frame, and the adjusting mechanism is used for keeping the ejection mechanism and the dial indicator attached to the guide rail during testing. When the ejection ejector rod slides to the position of the fixing hole, the elastic potential energy of the stop plate is used for pushing the stop plate to move, the ejection ejector rod extends into the fixing hole in the guide rail, the stop rod exerts pressure on the wedge block, the dial indicator moves downwards in the longitudinal direction, and therefore the longitudinal abrasion condition on the guide rail is detected. And moreover, by detecting and analyzing a plurality of point positions on the guide rail, the abrasion condition of the guide rail can be known more comprehensively, and the detection accuracy is improved.

The utility model discloses a positioning carrier applied to a high-precision micrometer. The positioning carrier comprises a clamping jig, a positioning bracket and a measuring head, the clamping jig can abut against the interior of a product and clamp the product, the positioning support can be clamped on the clamping jig, and the measuring head can be clamped on the positioning support; the measuring head comprises a first contact and a second contact, one end of the first contact can be in contact with a measuring anvil of the micrometer, the other end of the first contact can be in contact with the outer side of a product, one end of the second contact can be in contact with a micrometric screw of the micrometer, and the other end of the second contact can be in contact with the outer side of the product. The first contact can be matched with the second contact to abut against the outer side of the product.

This utility model discloses a micrometer with a support mechanism, relating to the field of micrometer technology. It includes a micrometer and an auxiliary support assembly. The micrometer includes a frame, a protruding block, and a rotating groove. The auxiliary support assembly includes a concave support plate and a rotating connector. The concave support plate is symmetrically attached to both sides of the frame and the protruding block. The rotating connector is fixed to the bottom of one side of the concave support plate and is rotatably connected to the inside of the rotating groove via a rotating rod. The two concave support plates rotate and unfold around the center of the rotating connector, providing support for the placement of the micrometer. This utility model, by setting up the auxiliary support assembly, allows the micrometer to be stably placed on a workbench for use. Furthermore, when the auxiliary support assembly is folded up, it does not affect the handheld operation of the micrometer, making it easy to carry and store.

The utility model discloses a digital display internal gear micrometer, which comprises a knurling cylinder, a fixed shell, measuring jaws, a micrometric screw, a transmission sleeve, a shaft sleeve, a guide sleeve, a grating, a digital display assembly and a micrometer frame, the measuring jaws comprise a fixed measuring jaw and a movable measuring jaw, and the fixed measuring jaw and the movable measuring jaw are correspondingly arranged. Symmetrical detachable measuring heads are arranged on the fixed measuring jaw and the movable measuring jaw, and the measuring heads on the fixed measuring jaw and the movable measuring jaw face opposite directions; the measuring head comprises a measuring head and a threaded connecting rod, the fixed measuring jaw and the movable measuring jaw are respectively provided with threaded holes corresponding to the threaded connecting rod, and the measuring head is in threaded connection with the fixed measuring jaw or the movable measuring jaw. The measuring head is replaced for measurement according to the internal gears of different sizes, the sizes of the internal gears of different modulus can be measured more accurately, and the use is convenient and flexible.

The utility model relates to the technical field of clamping tools, and discloses a clamping tool for an outside micrometer, which comprises a base, the middle position of the top of the base is connected with a support column, and the upper side of the front part of the support column is screwed with a limiting bolt; the clamping groove is formed in the middle of the top end of the supporting column, and the rear end of the limiting bolt penetrates through the corresponding position of an inner cavity of the clamping groove. According to the clamping tool for the outer diameter micrometer, the micrometer can be clamped through the formed clamping groove, then the clamping arm of the micrometer is clamped by rotating the limiting bolt, due to auxiliary clamping of the limiting bolt, the clamping groove can clamp the micrometers with different thicknesses, the clamping stability of the micrometer is improved, and the clamping efficiency of the micrometer is improved. And tiny vibration caused by hand operation is reduced, so that the measurement accuracy is improved.

Provided is a micrometer holder that facilitates one-handed operation of a micrometer and reduces the burden on the measurer. 【Solution means】The holder 1 is a holder attached to a micrometer 100 including a substantially U-shaped main body frame 101, an anvil 102 provided on one end side of the main body frame, a spindle 103 disposed on the other end side of the main body frame and movable forward and backward in the axial direction with respect to the anvil, and an operation unit disposed on the other end side of the spindle for moving the spindle forward and backward, and includes a mounting portion 10 mounted on the main body frame and a gripping portion 20 located on the other end side of the mounting portion.

The utility model relates to a special gauge for rapidly measuring the profile tolerance, which is used for detecting the profile tolerance of a product and comprises a base plate, a positioning block arranged on the base plate, a product positioning hole arranged on the positioning block, a rotary spring pressing pin matched with the positioning block and an inclined positioning side sliding block arranged on the base plate, a measuring dial gauge matched with the positioning block is also arranged on the base plate; the number of the rotary spring pressing pins is two, the two rotary spring pressing pins are arranged on the base through the pressing pin supporting plate, one end of each rotary spring pressing pin is arranged on the pressing pin supporting plate in a penetrating mode, and the other end of each rotary spring pressing pin is of a telescopic structure. During implementation, the profile tolerance of the special-shaped part can be rapidly and precisely measured, the problem that the waiting time of a measurement result is too long is effectively solved, the profile tolerance rapid and precise measurement gauge is low in cost and high in efficiency, the effect of real-time measurement after machining is completed can be achieved, the size problem of a product can be rapidly and timely found, and the production efficiency is improved. And the batch quality risk possibly generated by the product is effectively controlled.

The utility model provides a lever micrometer and a measuring device, and relates to the technical field of measuring tools, and the lever micrometer comprises a micrometer holder, a measuring assembly, a measuring anvil and a limiting assembly. The sleeve is movably connected with the ruler frame and defines a first containing cavity, the rotating guide piece is arranged in the first containing cavity and is in threaded connection with the sleeve, one end of the measuring rod is connected with the rotating guide piece, and the measuring rod is provided with a guide groove. The measuring anvil and the measuring rod are oppositely arranged. The positioning piece is arranged in the first containing cavity, one end of the positioning piece is movably connected with the sleeve, the positioning piece is provided with a limiting hole, the limiting piece penetrates through the limiting hole, and the limiting piece is movably connected with the guide groove in a clamped mode. According to the lever micrometer, relative rotation of the measuring rod is conveniently limited, the contact surface of the measuring rod is prevented from being abraded, the situation of axial deviation or dislocation of the measuring rod is reduced, the measuring accuracy is ensured, the measuring rod can move rapidly in the axial direction, and the measuring efficiency of the lever micrometer is further improved.

The utility model discloses a micrometer depth gauge zero position correction auxiliary device, the micrometer depth gauge comprises a pedestal and a measuring shaft, the auxiliary device comprises a base plate, a flat plate, a support plate, a first screw rod and a pressing plate, the flat plate is detachably connected on the upper side of the base plate, the upper side of the flat plate is horizontal, the support plate is fixed above the flat plate, the pressing plate is horizontally arranged between the support plate and the flat plate, and the first screw rod is fixed on the pressing plate. The first screw rod is in vertical threaded connection with the supporting plate, the lower end of the first screw rod is rotatably connected with the pressing plate, one side of the pressing plate is provided with an avoiding groove used for avoiding a measuring shaft of the depth micrometer, and the first screw rod is rotated to enable the pressing plate to tightly press a base of the depth micrometer on the flat plate. According to the auxiliary device for zero correction of the micrometer depth gauge, the base can be stably attached to a flat plate, and the correction quality is improved.

The present invention discloses a high-precision displacement measuring device with a constant and stable measuring force, comprising a ruler frame, a threaded tube, and a fixed anvil disposed on the ruler frame. The ruler frame is provided with a measuring rod, an elastic element, and a measuring element. One end of the measuring rod is a probe, and the probe is adapted to the fixed anvil. The elastic element is used to provide a constant measuring force to parts of the same specification through the measuring rod. The measuring element is used to measure the displacement of the measuring rod. The threaded tube is slidably sleeved on one end of the ruler frame away from the fixed anvil, and the other end of the measuring rod is transmission-connected to the threaded tube via a connecting member. When the threaded tube moves, the measuring rod is driven by the connecting member to perform linear motion along the axial direction of the measuring rod. The present invention provides the same, constant, and stable measuring force to parts of the same or different specifications to be measured through the elastic element, thereby avoiding measurement errors caused by changes in the measuring force and improving measurement accuracy.

The application provides a kind of marine hydraulic equipment measuring tool and application method, the measuring tool includes wire frame, micrometer measuring component, straightness measuring component, by using wire frame tool, the position of measurement is accurate, there is detailed data for the original size of equipment, through the detailed data of original value during installation, quick adjustment and installation can be carried out, the arc-shaped measuring seat is used in micrometer, which facilitates accurate size measurement on smooth cylinder, ensures the high quality requirement of early equipment installation, through sample bar and laser straightness measurement, the deformation of base caused by ship structure and equipment is effectively monitored, and the position of deformation can be quickly and accurately found out, effective correction construction is carried out, the installation precision of important equipment is ensured, and the efficient, accurate operation and construction cycle control of the whole system are ensured. The measuring tool is reasonable in design, small in size, convenient to carry, simple to operate, reusable, and has high practical value.

The utility model provides a tool for measuring the axial clearance of a four-point contact ball bearing, and the tool comprises a measuring shaft which is formed by the coaxial arrangement and connection of four cylinders with different diameters and a supporting cylinder, the supporting cylinder is located in the middle, and the outer diameter of the supporting cylinder is larger than that of the four cylinders; the pressing plate is connected to one end of the measuring shaft and is used for pressing the measured bearing; and the sleeve is a hollow cylinder and can be sleeved outside the measuring shaft. The tool for measuring the axial clearance of the four-point contact ball bearing has the advantages of accurate and convenient measurement value and high efficiency, and can greatly avoid the influence on a gear box caused by the clearance error of the bearing.

This invention discloses a measuring device for a shallow boss on an aircraft governor's oil distribution valve, belonging to the technical field of measuring devices. It includes a fixture body, a measuring jaw, and a spring-loaded pin. The top surface of the fixture body has a workpiece groove and a fixture groove, and the bottom has a measuring groove. The workpiece groove is located on both sides of the fixture groove and is higher than the fixture groove. The workpiece groove is used to place the workpiece to be measured. Both ends of the workpiece are placed in the workpiece groove, and the middle boss is engaged between the fixture groove and the end of the measuring jaw. A through hole is provided in the middle of the fixture groove, and the middle part of the measuring jaw is hinged within the through hole, allowing the measuring jaw to swing within the through hole. The upper end of the measuring jaw forms a movable clamp with one side of the fixture groove, and the lower end abuts against the spring-loaded pin and a dial indicator, respectively. The spring-loaded pin and the dial indicator are positioned opposite each other. The clamp is used to hold the boss of the workpiece to be measured, and the spring-loaded pin is slidably mounted on the fixture body. This invention is a device for measuring the width of a shallow boss on an aircraft governor's oil distribution valve, enabling rapid and accurate measurement of the governor's oil distribution valve.

The external diameter micrometer force measurement detection device comprises a dynamometer, a dynamometer installation plate, a slide block, a guide rail and a measurement block, the dynamometer is installed on the front surface of the dynamometer installation plate, the back surface of the dynamometer installation plate is connected with the inner side surface of the slide block, and the slide block is sleeved on the guide rail and can move relative to the guide rail. When the sliding block moves along with the guide rail, an integral structure formed by the dynamometer mounting plate and the dynamometer can move relative to the guide rail, a measuring head of the dynamometer is connected to the right end of the dynamometer, and a measuring block is connected to the left end of the guide rail and extends to the position, opposite to the measuring head of the dynamometer, of the outer side of the left end of the dynamometer. According to the utility model, the external diameter micrometer can be rapidly clamped, data can be directly read, and the use is convenient and rapid.

A micrometer head displacement system includes a micrometer head and an imaging portion. The micrometer head includes a coarse scale and a fine scale. The system is configured to: acquire at least one image of the micrometer head from the imaging portion; determine a coarse measurement based at least in part on the at least one image wherein the coarse measurement corresponds to a coarse relative position between the coarse scale and a coarse fiducial line; determine a fine measurement based at least in part on the at least one image and based on calculating an interpolated position of the a fiducial line wherein the fine measurement corresponds to a fine relative position between the fine scale and the fine fiducial line; and determine a micrometer head displacement based at least in part on summing the coarse measurement with the fine measurement.

This invention provides a detachable vernier caliper force detection device for detecting the measuring force of a vernier caliper. The vernier caliper force detection device (100) includes: a fixed unit (120) fixedly mounted to the vernier caliper in a manner that prevents relative displacement with respect to the vernier caliper (520); a movable unit (300) configured to allow slight relative displacement with respect to the fixed unit in a direction parallel to the movement direction of the vernier caliper; and pressure detection components (410, 420) disposed between the fixed unit and the movable unit and configured to detect pressure applied in a direction parallel to the movement direction of the vernier caliper. The movable unit has an alternative handle (360) disposed near the handle (530) of the vernier caliper, thereby replacing the handle of the vernier caliper as an operating part for pushing and pulling the vernier caliper.

The utility model discloses an auxiliary measuring tool for a solid shaft head, which belongs to the technical field of measuring tools for solid shaft heads, and is characterized in that the auxiliary measuring tool comprises a measuring tool and a pressing sleeve, the measuring tool comprises an upper sleeve and a lower sleeve, and the lower end of the upper sleeve is connected with the upper end of the lower sleeve; a first positioning through hole is formed in the axial lead position of the upper sleeve, a second positioning through hole is formed in the axial lead position of the lower sleeve, and the first positioning through hole and the second positioning through hole are communicated and are coaxially arranged; symmetrically distributed positioning grooves are formed in the two ends of the lower sleeve, the two ends and the outer sides of the positioning grooves are of open structures, the positioning grooves are communicated with the second positioning through holes, and parts of the two ends of the second positioning through holes are exposed to be communicated with the outside; and the bottom surface of the positioning groove is a positioning surface for positioning the measuring head of the micrometer. Compared with the prior art, the device has the characteristic of accurately measuring the diameter of the solid shaft head.

The invention relates to a measuring instrument and a power receiving module. The power receiving module (11) is housed in a portable measuring instrument, in which the measuring instrument includes a housing portion capable of housing a standard battery having a standardized size, and a cover portion for covering the standard battery in a state in which the standard battery is housed in the housing portion, and the power receiving module (11) has a first portion (PA1) and a second portion (PA2), and a cover portion that covers the standard battery, and includes a power receiving antenna (110) for receiving power transmitted from a wireless power transmission device for wirelessly transmitting power, the first portion having the same shape as the standard battery, and the second portion having the same shape as the cover portion.

The utility model relates to a flatness detector, the detector comprises a frame, a detection bedplate, a positioning mechanism and a flatness detection device, the detection bedplate is installed on the frame, and the positioning mechanism is installed on the detection bedplate; a product is arranged on the detection bedplate and is positioned by the positioning mechanism; the flatness detection device comprises a plurality of depth dial indicators, each depth dial indicator is installed in the rack and located below the detection bedplate, each depth dial indicator is inverted, and measuring rods of the depth dial indicators are perpendicular to the detection bedplate and penetrate through a plurality of holes formed in the detection bedplate in a one-to-one correspondence mode to extend out; with the detection platen as a reference, the depth dial gauges extend out for equal distances; and each point of a to-be-detected end of the product is supported on a measuring rod of each depth micrometer.

The utility model relates to the field of inner diameter dimension measurement, in particular to a tool for measuring the inner diameter dimension of a thrust block when the thrust block is heated by an on-site shrinkage fit method, which comprises a pipe body, a rectangular opening is arranged on the pipe body, a first hoop and a second hoop are sleeved on the pipe body, the inner diameter of the second hoop is fixedly connected with a lantern ring, and the lantern ring is fixedly connected with the inner diameter of the first hoop. One end of the pipe body is fixedly connected with a connecting ring, one side of the connecting ring is fixedly connected with a connecting pipe, one end of the connecting pipe is provided with a knob cover, and the interior of the knob cover is fixedly connected with a bidirectional screw rod. During use, the knob cover is screwed, the knob cover drives the two-way screw to rotate, the two-way screw drives the lantern ring to get away from each other, the lantern ring drives the first hoop and the second hoop to get away from each other, the first hoop and the second hoop drive the connecting block to move along the rectangular opening, and the connecting block drives the clamping plate to get away from each other, so that the length of the pipe body does not need to be adjusted; and the measurement is relatively convenient.

The present invention discloses an automatic micrometer scale calibration device and a method for automatic micrometer scale calibration. The automatic micrometer scale calibration device includes a base, a laser distance measuring unit disposed on the base, a display adjustment unit, and a computer control module. The display adjustment unit is connected to a micrometer knob and is used to rotate the micrometer knob to adjust the display scale on the micrometer to a preset scale. The laser distance measuring unit is used to measure the actual distance between the measuring surfaces of the micrometer corresponding to the preset scale. The computer control module is connected to the display adjustment unit and the laser distance measuring unit, respectively, and calculates the difference between the preset scale and the actual distance. The difference is the scale error of the measured micrometer. The calibration process realizes the automation of micrometer scale calibration, can save human resources, and has better calibration result accuracy and data reproducibility than manual measurement calibration.

The invention relates to a measuring instrument, a wireless power transfer apparatus, and a wireless power transfer system. A portable measuring instrument (1) is a portable measuring instrument to which power is supplied from a wireless power transmission device for wirelessly supplying power, the measuring instrument comprising: a sensor (117) capable of detecting a person using the measuring instrument (1); a signal transmission unit (119) for transmitting, to the wireless power transmission device, a beacon signal indicating the state of the measurement instrument detected by the sensor (117); and a power receiving antenna (110) for receiving power transmitted from the wireless power transmitting apparatus.

The utility model discloses an electronic digital display micrometer movable and fixed gate precision detection device, which comprises a front fixed gate seat and a rear fixed gate seat and a threaded sleeve, and a rotating shaft penetrates through and is screwed in the fixed gate seat and the threaded sleeve; a positioning sleeve and a movable gate seat are fixedly mounted and sleeved on the rotating shaft on the front side of the fixed gate seat front and back, a guide screw is screwed on the movable gate seat, the guide screw is in sliding fit in a V-shaped guide groove axially formed in the rotating shaft, and a spring is pressed on the rotating shaft between the movable gate seat and the positioning sleeve; a movable grid and a fixed grid are respectively mounted on the opposite end surfaces of the movable grid seat and the fixed grid seat; the movable grid seat is pressed on the fixed grid seat by a spring so as to keep the movable grid and the fixed grid to be tightly attached; a fixed sleeve is mounted on the threaded sleeve, and a rotating sleeve sleeving the fixed sleeve is mounted at the rear end of the rotating shaft; a graduated scale for reading the moving distance of the rotating sleeve is arranged between the fixed sleeve and the rotating sleeve; and a display for converting angular displacement of the moving gate relative to the fixed gate into linear displacement through data processing and directly displaying data is arranged.

A flexible mount for coupling a force actuator to a caliper jaw that moves along a caliper scale element in a measuring axis direction, the flexible mount comprising: a first mounting portion for coupling to the caliper jaw; a second mounting portion for coupling to the force actuator; and a flexible element coupled between the first and second mounting sections, wherein the flexible holder is configured such that when coupled to the caliper jaw and the force actuator: the force actuator is suspended to move with the caliper jaw along the caliper scale element and is prevented from displacement with respect to the caliper jaw in directions transverse to the measuring axis direction; and When a force is exerted on the force actuator in the measuring axis direction, the flexible element yields in such a way that the force actuator is displaced in the measuring axis direction with respect to the caliper jaw and generates a measuring force which is dependent on this relative displacement and which caliper jaw in the measuring axis direction; and the flexible mount is included in a set of interchangeable flexible mounts, each flexible mount in the set of interchangeable flexible mounts providing a different spring constant.

The present disclosure relates to a device for detecting the parallelism of a clutch pressure plate, comprising: a base; a flywheel processing part fixed on the base; a core shaft axially passing through the flywheel processing part and fixedly connected thereto, with an axially extending threaded hole formed on the core shaft; a threaded fastener for axially passing through the clutch pressure plate and being threadedly connected to the core shaft; a clamping member for clamping the clutch pressure plate, the clamping member being clamped between the end of the threaded fastener and the clutch pressure plate; and a detection member. In this way, the threaded fastener axially passes through the clamping member and the clutch pressure plate in sequence and gradually screws into the threaded hole of the core shaft, thereby achieving the clamping of the clutch pressure plate by the clamping member, thereby simulating the clamping state of the clutch pressure plate, and then the parallelism of the clutch pressure plate in the clamping state is detected and confirmed by the detection member. The detection device can detect and confirm the parallelism of the clutch pressure plate with the flywheel after being clamped, effectively control the inclination of the clutch pressure plate, and reduce the ablation phenomenon of the clutch.

The invention relates to a reading mechanism and an optical fiber cutting device, and belongs to the technical field of optical fiber process processing equipment.The reading mechanism comprises a rotating pair axial stabilizing piece, a rotating piece and a straight ruler, the second end of the rotating piece is in threaded connection with the first end of the straight ruler, and the connecting section of the rotating piece and the first end of the straight ruler is located in the rotating pair axial stabilizing piece; the first end part of the linear ruler is provided with a rotating pair axial stabilizing part, the rotating part can rotate relative to the rotating pair axial stabilizing part, the linear ruler can linearly move relative to the rotating pair axial stabilizing part, and the second end part of the linear ruler is provided with a curved surface. And the manufacturing level of high-precision and low-loss optical fiber devices is restricted.

A portable measuring instrument is a portable measuring instrument that is supplied with power from a wireless power transfer apparatus that supplies power wirelessly, the instrument includes a sensor that is capable of detecting a person using the measuring instrument, a signal transmission part that transmits a beacon signal indicating a state of the measuring instrument detected by the sensor to the wireless power transfer apparatus, and a power receiving antenna that receives power transmitted from the wireless power transfer apparatus.

The utility model discloses a special tool for axial clearance detection of a spherical ring, and belongs to the technical field of aviation equipment. Comprising an upper cover plate, a lower cover plate, a fixed pressing block, an upper connector, a lower connector, a threaded sleeve, a cabinet table top, a supporting lining, a lever, a cam with a handle, a support A, a support B, a 20kg weight, a 10kg weight, a dial indicator and a universal connector. When the device is used, the cam with the handle is rotated, the 20kg weight is placed at the upper position or the lower position, the variation of the indicating value of the dial indicator is read, namely the displacement of the spherical ring, and the gap between the spherical ring and the support arm or the bearing ring is measured. The weight does not need to be moved manually, so that time and labor are saved; the loading is accurate and effective, the dial indicator is high in measurement precision, and the axial clearance can be accurately measured.

The utility model discloses a numerical control machine tool lead screw bending degree testing device, and relates to the technical field of testing devices. The fastening mechanisms are oppositely arranged on the lathe bed, the fastening mechanisms can slide on the lathe bed, the fastening mechanisms can be fixed to a determined position on the lathe bed through fastening pieces, and the fastening mechanisms are used for clamping the end of a lead screw; and the movable gauge stand is placed on one side of the lathe bed, and a dial gauge is installed on the movable gauge stand. The lead screw bending measuring device can be applied to lead screws with different lengths, can perform bending measurement on multiple length positions of the lead screws, and is convenient to use.