40results about How to "Quick positioning operation" patented technology

The invention is applicable to the technical field of mobile terminals, and provides a page location method and a page location system for mobile terminals. The page location method includes the following steps: a page is loaded; touch screen-sliding operation is detected, and a first distance of touch screen-sliding operation along a preset direction on a screen is acquired; a second distance, which is the length of the screen along the preset distance, is acquired; and according to the ratio of the first distance to the second distance, the page is displayed from the ratio of the total length of the page. In the invention, touch screen-sliding operation is detected in a mobile terminal, location is carried out in the page according to the touch screen-sliding distance, so that the page is scrolled to a located position, the page starts to be displayed from the located position, consequently, rapid location operation on the long page is realized, the operating efficiency is increased, and thereby the efficiency of reading the long page is increased as well.

The invention discloses a milling planing rotor base locating device used by a pavement milling planer, and relates to engineering machinery. The milling planing rotor base locating device comprises a barrel body, a base, a cutter sleeve and a cutter head, wherein a locating groove is manufactured on the bottom surface of the base; a locating block is fixed on an external cylindrical surface of the barrel body; and when the base is replaced by a new base, the locating groove of the base is inserted and then welded in the locating block, so that the base can be accurately located. When the base is replaced by the new base, the operation is convenient and fast, the location is accurate, and the working efficiency is high. The base is closely matched and connected with the locating block by the locating groove, so that the connection rigidity can be improved. The locating block is welded on the barrel body or connected on the barrel body in other ways.

The invention provides a method and device for locating. The method includes the steps of obtaining a location data set of a destination at the current place which is different from the destination, searching for a GPS satellite at the destination, receiving location auxiliary data collected by the searched GPS satellite, judging whether location data corresponding to the location auxiliary data exist in the location data set or not, and calculating the current geographic position according to the location data when the location data corresponding to the location auxiliary data exist in the location data set. According to the method and device, the problems that a user can download the location data set only after reaching the destination to further conduct location operation, the location data set cannot be downloaded at the current place, if the network condition is poor or no network exists, the location time is excessively long, and therefore the user experience is influenced are solved.

The invention relates to a large-size workpiece weld holder, comprising a supporting arm consisting of a welding arm and a hinge arm, wherein the hinge arm is of multiple sections which are connected by rotating shafts, the welding arm is fixedly arranged on the front end of the hinge arm, the welding arm is provided with a welding-gun mobile motor, a welding-gun mobile screw rod and a welding gun frame, two sides of the welding gun frame are respectively provided with a welding gun, the rear end of the hinge arm is fixedly provided with a rack screw-rod nut, the middle part of a rack is provided with a rack screw rod, the rack screw-rod nut is sleeved on the rack screw rod, the upper end and the lower end of the rack screw rod are fixed by bearings, the upper end of the rack screw rod is connected with a driving motor, a positioning frame is arranged on the side face of the welding arm, and an electromagnetic sucker is arranged below the positioning frame; and the rack is an independent stand column, the lower end of the rack is fixed on the ground, and only one supporting arm is arranged on the rack. When the large-size workpiece welding holder is used for welding, the advantages of easiness for positioning and high working efficiency are achieved.

The invention is suitable for the technical field of mechanical self-locking, and provides a lifting type lighting device which comprises a lamp holder, a lifting rod connected to the lamp holder anda lamp cap arranged on the lifting rod. The lifting rod comprises a self-locking assembly and at least two rod bodies which are sequentially and movably connected in a sleeved mode in the axial direction, and every two adjacent rod bodies are the first rod body and the second rod body respectively. The self-locking assembly comprises a first locking sleeve and a second locking sleeve, the first rod body is sleeved with the first locking sleeve, and the second rod body is movably sleeved with the second locking sleeve; the section, close to the first locking sleeve, of the second locking sleeveis eccentric, and the second locking sleeve is connected to the first locking sleeve in a sleeving mode and inclines relative to the second rod body so that self-locking limiting of the first rod body and the second rod body in the axial direction can be formed. In the embodiment of the invention, the second locking sleeve sleeves the first locking sleeve and inclines relative to the second rod body so as to clamp the second rod body, so that self-locking limiting of the first rod body and the second rod body in the axial direction is realized, and the lifting and locking operations of the lifting rod are very simple and rapid.

A drama background device comprises a drama background bearing plate, a drama background moving base, moving locking positioning assemblies, a first background reinforcing side plate and a second background reinforcing side plate, one end of the drama background bearing plate is mounted on the drama background moving base, and the first background reinforcing side plate and the second background reinforcing side plate are mounted on the two sides of the drama background bearing plate in a mutual symmetry mode. According to the drama background device, by arranging the drama background bearingplate, the drama background moving base, the moving locking positioning assemblies, the first background reinforcing side plate and the second background reinforcing side plate, the drama background moving base can be moved rapidly through a first moving rotating shaft, a second moving rotating shaft and a third moving rotating shaft, and rapid locking positioning operation is conducted through the moving locking positioning assembly; and manual carrying replacement of a background wall is not needed, and background replacement is rapid and convenient, so that the drama performance presentation effect is better.

The invention discloses a universal sleeve conversion tool. The universal sleeve conversion tool comprises a sleeve connecting piece, a first universal support, a second universal support and a wrench fixing piece, wherein a sleeve fixing groove is arranged in the sleeve connecting piece; the first universal support is arranged above the sleeve connecting piece; and a torque adjusting threaded hole is formed in the side wall of the first universal support. The universal sleeve conversion tool has the beneficial effects that by arranging a torque adjusting supporting pressure spring, a torque adjusting supporting block and a torque adjusting screw, the acting force between a supporting steel ball and a supporting groove can be adjusted, then the torque transmitted between the first universal support and the sleeve connecting piece is adjusted, constant torque output can be achieved, and the universal sleeve conversion tool is convenient and practical; and by arranging a flexible protection cover, the influence on the flexibility of angle adjustment of the universal sleeve conversion tool due to the entry of external dust can be prevented, and the performance of the universal sleeve conversion tool is improved.

The invention relates to the technical field of plate shearing machine equipment, in particular to a plate shearing machine with a positioning mechanism. The plate shearing machine comprises a worktable, a plate shearing machine body, a first sliding rail, a second sliding rail and a first positioning frame, a first positioning groove is formed in one side of the first positioning frame, a first connecting block is fixedly connected to the other side of the first positioning frame, a first supporting plate and a second supporting plate are sequentially and fixedly connected to the upper surface of the workbench from left to right. A steel plate can be quickly positioned and fixed through the first positioning frame and the second positioning frame, in the actual use process, a worker firstly places the two ends of the steel plate needing to be subjected to plate shearing operation into the first positioning frame and the second positioning frame correspondingly, a first spring assembly and a second spring assembly can respectively push a first clamping plate and a second clamping plate to firmly jack and fix the steel plate in a positioning groove of a positioning frame, so that the steel plate can be stably fixed through the design.

The invention relates to the technical field of medical instruments, and discloses an intraocular lens positioner for intraocular lens suture fixation, which comprises a transparent cornea part, a venthole formed in the center of the cornea part, puncture hole positioning loops arranged at the edge of the cornea part, an intraocular lens optical part positioning line arranged close to the center of the cornea part, and a limbus positioning line arranged close to the edge of the cornea part, the number of the puncture hole positioning loops is two or three, the puncture hole positioning loops are suitable for being implanted into two-loop or three-loop type intraocular lenses respectively, and the puncture hole positioning loops are provided with a plurality of puncture holes which are evenly distributed so as to adapt to the intraocular lenses of different models. During use, the limbus corneae positioning line coincides with the limbus corneae edge of a patient to achieve self-positioning, then a needle can be inserted from the puncture hole in the puncture hole positioning loop, and when the intraocular lens is adjusted to coincide with the intraocular lens optical portion positioning line, the intraocular lens is centered, positioning is convenient and fast, and the situation that visual positioning only depends on doctor experience is avoided. Operation quality is improved.

The invention relates to the technical field of concrete processing, in particular to a precise concrete test block manufacturing method and further relates to a precise concrete test block manufacturing tool mold which comprises at least three sets of mold inner cavities horizontally arranged in an adjustable mold in parallel, and the mold inner cavities penetrate through the adjustable mold. A sealing door used for sealing an inner cavity of the mold is installed at one end of the adjustable mold in a hinged mode, a movable adjusting plate used for adjusting the volume of concrete filled in the inner cavity of the mold is installed in the inner cavity of the mold, and the shape of the movable adjusting plate is matched with the shape of the section of the inner cavity of the mold. And a plurality of feeding holes communicated with the upper part of the adjustable mold are formed in the inner cavity of the mold. According to the technical scheme, the technical problems that the manufacturing volume of a concrete test block can be adjusted by one tool mold according to different test requirements and a plurality of concrete test blocks can be manufactured at the same time are solved.

The invention discloses a positioner for orthognathic surgery based on intelligent control, and particularly relates to the technical field of medical instruments, the positioner comprises a positioning frame, a first moving screw ring is mounted in the positioning frame, and a positioning mechanism is arranged in the first moving screw ring; and the positioning mechanism comprises a rotating screw rod arranged in the first movable screw ring, one side of the first movable screw ring is connected with a linkage plate, and a fixing plate is installed on the portion, close to the upper portion of the free end, of the linkage plate. The positioning mechanism and the limiting fixing plate are adopted to enable the second molars of the maxillary bone to move leftwards, so that the side surfaces of the maxillary bone and the mandible are relatively extruded and deviated quickly, the maxillary bone and the mandible are butted and positioned quickly, and the device is not only suitable for patients with different maxillary bones and mandible bones, but also low in manufacturing cost and high in practicability. The positioning device can be repeatedly used, stable positioning is achieved in the positioning process, deviation is not prone to being generated, and efficient and high-stability positioning operation is achieved.

The invention provides a secondary edge rolling and positioning device for steel strips. The device is easy and convenient to operate and high in processing efficiency. The device comprises a first support frame and a second support frame, wherein a simulation block and an edge rolling mechanism are arranged on the first support frame; a supporting roller, a steel strip tensioning mechanism, a steel strip lifting mechanism and a steel strip pressing mechanism are arranged on the second support frame; the supporting roller and the simulation block are positioned on the same horizontal plane; and the steel strip tensioning mechanism, the steel strip lifting mechanism and the steel strip pressing mechanism are positioned between the simulation block and the supporting roller.

The invention provides a coiling and positioning device of a steel band, which has the advantages of simplicity and convenience in operation and high processing efficiency. The coiling and positioning device comprises a first support frame and a second support frame, wherein a first simulation block and a coiling mechanism are arranged on the first support frame, and a second simulation block, a steel band lifting mechanism and a steel band pressing mechanism are arranged on the second support frame; the first simulation block is vertically fixed to the first support frame, the side surface, which is perpendicular to the first support frame, of the first simulation block is formed by an arc-shaped curved surface and a first plane which is connected to both ends of the top of the arc-shaped curved surface, and an arc-shaped through groove is formed in a position in the outer side of the side surface of the first support frame; and the coiling mechanism comprises a servo motor, a connecting rod and a pressing rod, both ends of the connecting rod are fixedly connected with a rotating shaft of the servo motor and the pressing rod respectively, and the pressing rod penetrates through the arc-shaped through groove and can be driven to move along the arc-shaped through groove by the servo motor.

The invention discloses a pulmonary nodule positioning puncture needle, relates to the technical field of medical puncture positioning instruments, and aims to solve the problems that the depth of a focus is judged through color block distribution on a positioning line, the judgment precision is low, hands are not easy to master, and a positioning mark moves. According to the technical scheme, at least one set of markers are distributed on a positioning line in the axial direction of the positioning line, each marker comprises a plurality of barb sets distributed in the axial direction of the positioning line, each barb set comprises barbs of different numbers, and openings of the barbs face the direction away from an anchoring positioning pin. In the same group of markers, the number of barbs contained in the barb groups in the direction far away from the anchoring positioning needle forms an arithmetic progression, and the first barbs, close to the anchoring positioning needle, in each barb group are uniformly distributed on the positioning line. The depth of the focus can be judged by simply counting the number of the barbs, the operation is fast, and the accuracy is guaranteed due to the anchoring effect of the barbs on the positioning line.

The invention discloses an oscillating type pneumatic clamping reverse force arm mechanism. The oscillating type pneumatic clamping reverse force arm mechanism comprises a rack (2) provided with a roller bed (1), and a tray (3) for conveying workpieces is arranged on the roller bed (1). The oscillating type pneumatic clamping reverse force arm mechanism is characterized in that a supporting frame (4) is arranged on the rack (2), an oscillating bar (6) with an oscillating handle (5) is rotationally supported by the supporting frame (4), the oscillating bar (6) can drive a sector-shaped disk (7) to rotate, an air locking device (8) matched with the sector-shaped disk (7) is arranged, a reverse force arm screwing mechanism (9) which is arranged on the supporting frame (4) and can axially float can rotate along with the oscillating bar (6) at the same time, a pushing handle (10) is arranged at the tail end of the reverse force arm screwing mechanism (9), at least two positioning shafts (11) are arranged at the front end of the reverse force arm screwing mechanism (9), a working handle (12) is arranged on the supporting frame (4), and a button (13) capable of controlling the work of the reverse force arm screwing mechanism (9) is arranged at the top end of the working handle (12).