51results about How to "Realize alignment" patented technology

The invention provides an aligning and leveling worktable for measuring the cylindricity of a slewing type workpiece. The aligning and leveling worktable is composed of an aligning knob (1), an aligning supporting seat (2), an aligning sliding block (3), an aligning tension spring (4), an aligning fixed supporting seat (5), a bearing (6), an outer cover (7), a fixed steel ball (8), leveling knobs (9), a leveling knob supporting seat (10), an inclined block (11), a leveling tension spring (12), leveling steel balls (13), a leveling fixed supporting seat (14), a connecting ring (15), a base (16), a worktable (17) and a vertical tension spring (18). The leveling steel balls are movable supporting points, and the fixed steel ball is a fixed supporting point. The two leveling knobs are adjusted to lead the worktable to realize the leveling function under the support of the two leveling steel balls and the fixed steel ball. When the aligning knob is adjusted, the connecting ring drives the worktable to precisely move along two vertical directions under the action of the aligning tension spring so as to realize the aligning function of the worktable. The structure of the aligning and leveling worktable is simple and practical.

The invention discloses an automatic centring and clamping mechanism. An outer ring body is arranged on the surface of the outer circumference of an inner ring body in a sleeving manner, and the outer ring body and the inner ring body are in clearance fit. The ball head ends of telescopic shafts in a plurality of telescopic bodies penetrate guide holes in the circumference of the inner ring body and then are mounted in sliding grooves located in the inner circle surface of the outer ring body. A worm gear body is fixed to the end face of the inner ring body. A worm is fixed to the end face of the outer ring body through a bearing pedestal and engaged with the worm gear body, and therefore the outer ring body and the inner ring body generate relative rotation. The number of the guide holes in the surface of the outer circumference of the inner ring body, the number of the sliding grooves in the surface of the inner circumference of the outer ring body and the number of the telescopic shafts are the same. According to the automatic centring and clamping mechanism, in the clamping process, all clamping blocks stretch out and retract back at the same time through telescopic bolts, and the clamping blocks are rounded at the same time in the clamping process; and in the whole implementation process, no machine tool is needed, operation is easy and convenient, efficiency is high, and the high application and popularization value is achieved.

A swing arm type contourgraph measuring head alignment calibration device with a rotating sensor comprises a contourgraph measuring head, a contourgraph measuring head fine adjustment mechanism, a transverse arm, a stand column, a balance weight, a transverse arm rotary table, a workpiece rotary table and an optical measuring head, wherein the optical measuring head is fixed on the workpiece rotary table and carries out rotating motion around the contourgraph measuring head, outer contour data of the contourgraph measuring head are obtained, central position information of the contourgraph measuring head is calculated through a data processing algorithm, and alignment adjustment of the contourgraph measuring head and the workpiece rotary table is achieved through the adjustment of the contourgraph measuring head fine adjustment mechanism. According to the swing arm type contourgraph measuring head alignment calibration device, the alignment adjustment of the contourgraph measuring head and the workpiece rotary table is achieved, and a practical solution is provided for inplace measurement of a swing arm type contourgraph on an optical processing site.

The invention discloses a rotary part on-machine precise and quick alignment device and method, and belongs to the technical field of precision / ultra-precision machining. The rotary part on-machine precise and quick alignment device comprises a main controller, a high-precision displacement detection device and a micro-nano displacement adjusting device. The rotary part on-machine precise and quick alignment method comprises the steps that firstly, the high-precision displacement detection device is controlled by the main controller to conduct data acquisition on the excircle runout of a part,acquired data are subjected to low-pass filtering treatment and then least square fitting treatment is conducted; then the maximum deviation of the part and the corresponding deviation angle are calculated, a machine tool main shaft is controlled by the main controller to rotate to be located at the appointed angle, the micro-nano displacement adjusting device is adopted to adjust the displacement of the part within the nanometer-grade to micron-grade range, and then the excircle of the part is detected after adjustment is accomplished; and finally, the adjusting process is repeated until theexcircle runout of the rotary part meets the precision / ultra-precision machining requirement. The rotary part on-machine precise and quick alignment device and method have the advantages of being high in precision, being capable of achieving the submicron grade and even the nanometer grade, being convenient and fast to adjust, high in repeatability of the adjustment accuracy and low in dependenceof the technology of an operator, and easily achieving the automation.

The invention relates to a tool setting device and a tool setting method in machining. In order to overcome the defects generated by traditional gear machining, the invention provides the tool setting device used for gear machining on a large-sized press. The tool setting device is characterized by comprising a horizontal shaft and a vertical connecting yoke, wherein the left end of the horizontal shaft is provided with a stud fixed to a T-shaped groove in a facing head disk of a gear hobbing machine; the right end of the horizontal shaft is vertically welded to the vertical connecting yoke; the lower part of the connecting yoke is provided with a mounting sleeve with a mounting hole; a tool setting shaft parallel with the horizontal shaft is arranged in the mounting hole in the mounting sleeve; the end part of the tool setting shaft is provided with a tool setting head. The tool setting method comprises the following steps: fixing the left end of the horizontal shaft of the tool setting device and the T-shaped groove in the facing head disk of the gear hobbing machine, and adjusting the axial position of the gear hobbing machine to enable center cutter teeth or tooth sockets of the gear hobbing machine to be aligned with the tool setting head. According to the device and the method, the technical problems that tooth profiles of the left tooth surface and the right tooth surface of a to-be-processed gear on the large-sized press are asymmetric, and the precision of the tooth surfaces are hard to guarantee are fundamentally solved.

The invention provides a positioning and clamping device for cylindrical parts. The positioning and clamping device comprises a tray, a positioning bent plate and a top block, wherein a plurality of slideways are uniformly distributed on the tray in the circumferential direction, and the slideways have inverted T-shaped cross sections and extend from the edge of the tray to the middle of the tray.The positioning bent plate comprises a positioning plate and a mounting plate, wherein the positioning plate is fixed on the slideways of the tray through bolts, and the mounting plate is verticallyfixed on the upper portion of the positioning plate. The top block is arranged on the side, close to the middle of the tray, of the mounting plate. According to the positioning and clamping device forthe cylindrical parts, the positioning bent plate is installed on the slideways through the bolts, the positioning bent plate can slide along the slideways by unscrewing the bolts so that the parts can be clamped and loosened, and the positioning and clamping device is simple and reasonable in structure, low in manufacturing cost, suitable for clamping the cylindrical parts of different sizes within a certain range, high in universality, capable of realizing alignment and adjustment of the position of the parts by moving the positioning bent plate, easy to operate, and high in clamping precision.

The invention discloses an automatic centring and clamping mechanism. An outer ring body is arranged on the surface of the outer circumference of an inner ring body in a sleeving manner, and the outer ring body and the inner ring body are in clearance fit. The ball head ends of telescopic shafts in a plurality of telescopic bodies penetrate guide holes in the circumference of the inner ring body and then are mounted in sliding grooves located in the inner circle surface of the outer ring body. A worm gear body is fixed to the end face of the inner ring body. A worm is fixed to the end face of the outer ring body through a bearing pedestal and engaged with the worm gear body, and therefore the outer ring body and the inner ring body generate relative rotation. The number of the guide holes in the surface of the outer circumference of the inner ring body, the number of the sliding grooves in the surface of the inner circumference of the outer ring body and the number of the telescopic shafts are the same. According to the automatic centring and clamping mechanism, in the clamping process, all clamping blocks stretch out and retract back at the same time through telescopic bolts, and the clamping blocks are rounded at the same time in the clamping process; and in the whole implementation process, no machine tool is needed, operation is easy and convenient, efficiency is high, and the high application and popularization value is achieved.

The invention discloses a workpiece alignment method, and belongs to the technical field of machining. The method comprises the steps that a workpiece is installed on a rotary workbench of a multi-shaft machining center, and the rotation center of the workpiece is enabled to coincide with the rotation center of the rotary workbench; a cutter is installed on the multi-shaft machining center, cutteraligning is carried out, an original point of a processing coordinate system is set to be kept consistent with an original point of a programming coordinate system of a positioning control program, and the original point of the machining coordinate system is located on the rotation center of the workpiece; the positioning control program controls the cutter to move so as to make a first preset point on the cutter reach a first preset position; the rotary workbench is rotated to drive the workpiece to rotate so as to make a second preset point of the workpiece reach a second preset position, wherein the second preset position is a preset position corresponding to the first preset position; and C-axis coordinate values of the corresponding program segments in the positioning control programare recorded, and a C-axis coordinate value of a coordinate system started in a numerical control system is set according to the recorded C-axis coordinate values.

A workpiece position alignment method using a point cloud registration technology and a three-dimensional reconstruction technology comprises the steps that firstly, a point cloud model is established through the point cloud technology, then multi-angle point cloud model coarse splicing is carried out according to the motion relation of a high-precision mechanical arm and the result of hand-eye calibration, then precise splicing is carried out through an ICP algorithm, a weldment reference model is obtained through point cloud fusion, then a workpiece model in an actual scene and the established reference model are aligned through the point cloud registration technology, the pose conversion relation between the workpiece model and the established reference model is obtained, the system can sense the pose of the workpiece in real time, and therefore positioning and alignment of the workpiece are achieved. The problem of workpiece positioning and alignment under the condition that a workpiece model is unknown is solved, and then an accurate robot motion path is obtained.

The invention discloses an apparatus and method for machining a gas turbine diffuser. The apparatus comprises a first fixture, wherein the first fixture comprises a first chassis, a positioning pin and a connecting bolt. By adopting the technical scheme, the apparatus and the method have the beneficial effects: the difficulty in machining workpiece is solved; by adopting the apparatus, the clamping and centering of the workpiece are realized, and the dimension precision at various positions of the workpiece can be controlled within 0.01mm; and moreover, the machining process is simple and easy to operate.

The invention discloses a tool turret device applied to a machine tool with a Y axis. The tool turret device applied to the machine tool with the Y axis comprises a tool turret and a driving mechanism. The driving mechanism comprises an X axis driving assembly and a Y axis driving assembly. The Y axis driving assembly drives the X axis driving assembly to move and the moving direction and a spindle installation datum panel form a first acute angle, and the X axis driving assembly drives the tool turret to move and the moving direction and the moving direction of the X axis driving assembly form a second acute angle. The tool turret device applied to the machine tool with the Y axis can realize the machining of a workpiece milling plane.

An alignment method for a radial magnetic suspension stator element of a gyroaccelerometer includes a turntable and a cross slide table. A stator tool is arranged on the turntable and connected with an inductance tester. An adjustment mechanism is arranged on the cross slide table. The adjustment mechanism is provided with a torque sensor. After adjusting a pitch angle, a yaw angle and a center height of a rotor tool, by passing a stator element through a rotor element, variation on inductance values of the stator element is measured through the inductance tester and an axial coincidence position is obtained according to the variation on inductance values of the stator element. By contacting a rotor element with coils of the stator element, a contact force is measured by the torque sensorand sent to an industrial personal computer for calculating a coaxial position. By the method, coincidence of the stator element to the rotor element in the axial position and coaxial alignment of theradial position of the stator element are achieved.

The invention belongs to the technical field of numerical control machining, and particularly relates to a single-machine calculation-point-free automatic alignment machining method. A self-made measuring head point collecting program is used, and a calculation formula is designed according to different machining requirements. Point position acquisition and automatic calculation of coordinate system offset angle point positions are realized. The technical problems that in the current production preparation process, errors are prone to occurring and efficiency is low due to the fact that offsetis calculated through manual point location alignment are solved. The numerical control machining center uses the measuring head for alignment and then directly inputs the measuring head into a specific area of an equipment operation system, needed parameters are automatically generated, programs are automatically read, human intervention is not needed, the error rate is reduced, time is saved, and production efficiency is improved.

The invention relates to an automatic alignment and detection system based on a diesel engine cylinder cover machining machine tool. The system comprises a machine tool workbench, a tool clamp, a cylinder cover surface scanning device and a central control system. The machine tool workbench comprises a fixed table, a rotating table clamped in the middle of the fixed table, a cylinder cover limiting assembly fixed on the rotating table, and a driving device for driving the rotating table to rotate. The tool clamp is arranged on the rotating table and drives a cylinder cover to rotate along with the rotating table, a through hole is formed in the middle of the tool clamp, and the cylinder cover limiting assembly penetrates through the through hole and extends into a hole system in the lower surface of the cylinder cover so as to fix the cylinder cover. The cylinder cover surface scanning device is arranged on the fixed table and is used for scanning feature point data of a to-be-machined surface of the rotating cylinder cover. The central control system is used for receiving and processing the feature point data of the to-be-processed surface of the cylinder cover and controlling the tool clamp to adjust the position of the cylinder cover. Automatic alignment and detection of the cylinder cover can be achieved, the whole system is ingeniously combined with the machine tool, the space of the machine tool is not occupied, and work of the machine tool is not hindered.

Optical alignment between an optical waveguide device and an optical connection part is realized easily and at low cost. An optical circuit in which optical waveguides to be connected to optical fibers are formed includes: an alignment optical waveguide configured to be opposed to, on an optical waveguide edge face to which an optical connection part having guide holes for insertion of core wires of the optical fibers is to be fixed, a guide hole into which an alignment optical fiber is to be inserted; and a light path changing member configured to change a path of light to a vertical direction with respect to the optical axis direction of the core of the alignment optical waveguide.

The invention belongs to the technical field of numerical control machining, and particularly relates to a single-machine automatic alignment calculation-point-free machining method. A self-made measuring head point collecting program is used, and a calculation formula is designed according to different machining requirements. Point position acquisition and automatic calculation of coordinate system offset angle point positions are realized. The technical problems that in the current production preparation process, errors are prone to occurring and efficiency is low due to the fact that offsetis calculated through manual point location alignment are solved. By using the method to process the blank benchmark, the time for manually straightening the product is reduced. At the same time, theadded cross curve intersection angle verification and theoretical point position calibration can effectively discover alignment errors or workpiece lineation errors. The program performs automatic reading without human intervention, so that the error rate is reduced, the time is saved, and the production efficiency is improved.

A swing arm type contourgraph measuring head alignment calibration device with a rotating sensor comprises a contourgraph measuring head, a contourgraph measuring head fine adjustment mechanism, a transverse arm, a stand column, a balance weight, a transverse arm rotary table, a workpiece rotary table and an optical measuring head, wherein the optical measuring head is fixed on the workpiece rotary table and carries out rotating motion around the contourgraph measuring head, outer contour data of the contourgraph measuring head are obtained, central position information of the contourgraph measuring head is calculated through a data processing algorithm, and alignment adjustment of the contourgraph measuring head and the workpiece rotary table is achieved through the adjustment of the contourgraph measuring head fine adjustment mechanism. According to the swing arm type contourgraph measuring head alignment calibration device, the alignment adjustment of the contourgraph measuring head and the workpiece rotary table is achieved, and a practical solution is provided for inplace measurement of a swing arm type contourgraph on an optical processing site.

The invention discloses a simple three-claw centering clamp for steel pipe machining, and belongs to the technical field of machine manufacturing. The simple three-claw centering clamp comprises a cylindrical steel pipe. Three fixing nuts are evenly distributed on the same circumference of the outer circle surface of the cylindrical steel pipe. Adjusting bolts are arranged in the fixing nuts correspondingly. A cylindrical clamping disc is arranged at one end of the cylindrical steel pipe. A center hole communicating with the interior of the cylindrical steel pipe is formed in the center of the cylindrical clamping disc. The simple three-claw centering clamp is simple in structure, the work principle is clear, and the basic function of steel pipe clamping is achieved. Through the interaction of the adjusting bolts and the fixing nuts, steel pipe clamping center alignment and fine adjustment are achieved, and the steel pipe machining precision is improved. The clamp manufacturing cost is extremely low, operation is easier, and later maintaining on the clamp is not needed.

The invention discloses an alignment device and alignment method for a vertical type loop rail. The alignment device comprises a trolley and a steel wire. The trolley is arranged on the vertical rail and can move along the rail. The steel wire is vertically arranged outside the rail in the length direction of the rail. The steel wire is connected with the rail through an electric wire. An indicator light and a power source are sequentially arranged on the electric wire. A dial rod is arranged on the trolley. If the deviation of the rail is within a reasonable range, a detection head of the dial rod makes contact with the steel wire, and otherwise, the detection head of the dial rod does not make contact with the steel wire. High-altitude detection is not needed; and the alignment device and alignment method are simple, visual, safe and reliable, operation is easy, convenient and fast, and the working efficiency is improved.

The invention belongs to the technical field of aviation equipment manufacturing, and particularly relates to a clamping device capable of being used for improving the grinding precision of shaft parts. The clamping device comprises a four-jaw chuck, a flange plate, a locking device, a live center, a tensioning pull rod, an adapter and a locking screw. According to the clamping device capable of being used for improving the grinding precision of the shaft parts, an operator can very easily clamp, align and repair the shaft parts, the grinding precision of the shaft parts is greatly improved, and the rejection rate of the parts is obviously reduced.

An alignment method for a radial magnetic suspension stator element of a gyroaccelerometer includes a turntable and a cross slide table. A stator tool is arranged on the turntable and connected with an inductance tester. An adjustment mechanism is arranged on the cross slide table. The adjustment mechanism is provided with a torque sensor. After adjusting a pitch angle, a yaw angle and a center height of a rotor tool, by passing a stator element through a rotor element, variation on inductance values of the stator element is measured through the inductance tester and an axial coincidence position is obtained according to the variation on inductance values of the stator element. By contacting a rotor element with coils of the stator element, a contact force is measured by the torque sensorand sent to an industrial personal computer for calculating a coaxial position. By the method, coincidence of the stator element to the rotor element in the axial position and coaxial alignment of theradial position of the stator element are achieved.

The invention discloses a drilling machine which is convenient for installing a drill bit, and relates to the technical field of drilling machine design. The drill bit is suspended by a positioning rope so that the drill bit is vertically downward. After positioning in the vertical direction, clamping blocks, inclined blocks and locking fixed on the block, so as to ensure that the drill bit is installed in the vertical direction, and realize the centering of the drill bit; the design of the positioning rope, locking screw and adjusting screw can realize the adjustment and fixing of the drill bit height; the whole design saves time and effort, and reduces the need for labor. The installation technical requirements of the operator.

The invention discloses an aligning and turnover device of a cantilever crane. The aligning and turnover device comprises a head frame, a tail frame, a translation support and a rotary support. The head frame comprises a head frame body and a head frame chuck for being detachably and fixedly connected with one end of the cantilever crane, and the head frame chuck and the head frame body are rotationally connected in the longitudinal direction. The tail frame comprises a tail frame body and a tail frame chuck for detachably and fixedly connected with the other end of the cantilever crane, and the tail frame chuck and the head frame body are rotationally connected in the longitudinal direction. The translation support comprises a support body capable of sliding relative to a workbench in thetransverse direction and a first lifting mechanism fixed to the support body and used for supporting the cantilever crane. The rotary support comprises a base and a supporting frame rotationally connected with the base in the vertical direction. A coarse positioning block is detachably arranged on the supporting frame, and at least two second lifting mechanisms arranged in the transverse direction at an interval are fixedly connected with the supporting frame. By means of the aligning and turnover device, the machine tool occupying time of alignment and turnover in the machining process of cantilever crane type workpieces is shortened, the production efficiency is improved, and the production cost is reduced.

The invention relates to a GIS transition bus and a GIS, the transition bus comprises a transition connection shell, a support insulator and a connection conductor, the transition connection shell is used to conveniently realize fixed assembly of a three-phase common box cylinder and a single-phase voltage transformer, the transition connection shell has a smooth reducing section, the radial size of the front end of the transition connection shell is smaller than that of the rear end; and the connection conductor is provided with an inclined extension section, so that a conductive plugging terminal is arranged corresponding to the center of the transition connection shell. According to the transition bus for the GIS, fixed assembly of the three-phase common-box cylinder and the single-phase voltage transformer is conveniently achieved through the transition connection shell, the single-phase voltage transformer and any phase of conductor can be conductively connected through the connecting conductor matched with the conductive insert, electricity taking operation is achieved, and through the inclined extension section on the connection conductor, centering arrangement of the single-phase voltage transformer is convenient to achieve, centering outgoing is convenient, and the overall arrangement coordination of GIS parts is improved.

The invention provides a small hole well completion lifting technology tubular column and a use method of the small hole well completion lifting technology tubular column, and solves the problems that an existing lifting tubular column in an oil field is inconvenient to lift and locate in the using process, and the like. The small hole well completion lifting technology tubular column comprises a hollow oil rod, a rod pump, an anchor and a lifting operating barrel, wherein the lifting operating barrel is provided with a mechanism which is matched with an anchoring mechanism of the anchor. At the time of well completion, firstly, the lifting operating barrel is placed downwardly to the position, corresponding to the depth where the rod pump is to be hung, of a casing pipe, then a connected combination of the hollow oil rod, the rod pump and the anchor is placed downwardly, and the anchoring mechanism of the anchor and the corresponding and matching mechanism on the lifting operating barrel are used for accurate location. At the time of an overhaul, the hollow oil rod is lifted upwardly to enable the anchoring mechanism to break away from the lifting operating barrel, and then the rod pump can be taken out. The small hole well completion lifting technology tubular column has the advantages of being simple in structure, easy to control, convenient to overhaul and operate and the like, and is mainly used for an oil well with a small hole.

The invention discloses a stop valve with double automatic aligning and sealing assemblies. The stop valve with the double automatic aligning and sealing assemblies comprises a valve body, the double automatic aligning and sealing assemblies, a valve rod, a valve deck, filler, a gland, a valve rod nut, a hand wheel and a nut. Each automatic aligning and sealing assembly is provided with a fixing nut, a concave spherical joint, a sphere retainer sleeve and a sphere sequentially from top to bottom. A groove in the bottom of the valve rod is in horizontally sliding connection with the top of each concave spherical joint. The bottom of each concave spherical joint is of a concave spherical surface shape. The concave spherical surface of the bottom of each concave spherical joint is matched with the spherical surface of the sphere in shape, and is an isometric spherical surface. The spherical surface of the sphere and the arc surface of the upper surface of a spherical opening in the isolation inner wall of the valve body are matched in shape and are isometric spherical surfaces. The stop valve with the double automatic aligning and sealing assemblies is provided with the two automatic aligning structures and has the multiple technological advantages of being long in service life, good in sealing effect, high in structure practicability and the like.