24 results about "Set distance" patented technology

The application discloses a terminal block with a lock handle, which comprises a plug and a socket that can be connected, a first buckle on the plug and a second buckle on the socket can be connected by buckling, a cavity structure in the plug is provided with a first opening and a second opening, one end of the first buckle extends into the cavity structure through the first opening, the lock handle comprises a connecting plate, a pressing surface, an elastic leg and a top block, the connecting plate is slidably arranged in the cavity structure at a set distance, one end of the connecting plate extends to the outside of the plug through the second opening, the pressing surface at the upper end of the connecting plate is stopped on the outside of the upper end of the plug, the connecting plate and the elastic leg at the lower end of the connecting plate form a Y-shaped structure, one end or both ends of the elastic leg abut against the surface of the sidewall at the lower end of the cavity structure, and the top block is fixed on the lower end of the connecting plate or the close end of the elastic leg, the top block can slide along the sidewall of the cavity structure of the plug towards the first opening, so as to force the first buckle and the second buckle to be disconnected, and the application is convenient to operate and can make the product suitable for installation in a compact environment.

The embodiment of the invention discloses a handle pairing method and device and a head-mounted device, and is applied to the head-mounted device, and the method comprises the steps: planning a placement area of a handle needing to be paired in an environment where the head-mounted device is located; when it is detected that the handle is located in the placement area, obtaining the distance of the handle relative to the head-mounted device; and under the condition that the distance meets a set distance condition, pairing with the handle.

The application discloses a method for reducing the occurrence rate of misalignment of a coiling inner ring, comprising the following steps: providing a preparation unit, wherein the preparation unit comprises a welding machine, a tension roller, a weld detection instrument, a slitting shear, an EPC and a coiling machine arranged in sequence; adopting the preparation unit to coiling and reducing the diameter of a strip, wherein the strip has at least one weld after passing through the welding machine, and each weld is arranged with a crescent on both sides; when the weld detection instrument detects that the weld moves from a zero position to a set position by a set distance, the coiling centering device is switched to a manual mode, wherein the zero position is the position of the weld located directly below the weld detection instrument, and the distance from the crescent on both sides of each weld to the weld is less than the set distance. The method can improve the misalignment of the strip, reduce the misalignment of the strip, and further facilitate the improvement of the rolling mill output and the monthly material yield.

The invention relates to the technical field of plate processing, and provides a furniture plate processing method and device which comprises a cutting table, a placing area arranged on the cutting table and used for placing plates and a cutting assembly used for cutting the plates, and is characterized in that supporting blocks used for supporting the plates are arranged in the placing area in an array mode; each supporting block can independently ascend and descend, the supporting block perpendicularly corresponding to the cutting path is located at the lower set position and keeps a set distance from the lower side of the plate, and the other supporting blocks are located at the upper set position and keep contact with the lower side of the plate. The supporting block vertically corresponding to the cutting path descends to the lower set position, a set distance is kept between the supporting block and the lower side of the plate, so that a safe cutting space is reserved, and the other supporting blocks do not act to be located at the upper set position and keep in contact with the lower side of the plate; the supporting block cannot be damaged in the cutting process, and the service life of the plate supporting structure is greatly prolonged.

This utility model provides a movable punching and positioning hardware module for QDC machines. It can adjust the operation according to the actual distance between the punch and the positioning pin, resulting in good versatility and reduced mold costs. It includes: an upper mold base, with a pair of recessed positioning holes at one end of the central area for placing the material sheet, the two recessed positioning holes being arranged on both sides of the central area in the width direction; a recessed straight groove at the other end of the upper mold base corresponding to each recessed positioning hole, the recessed straight groove extending to the other end of the lower mold base in the length direction; and two sets of positioning pin modules, each set including a positioning block and a lower convex positioning pin; a gap is left between the recessed positioning holes and the recessed straight grooves; the recessed positioning holes are used to fix the punching punch; the positioning block is embedded in the recessed straight groove; the distance between the lower convex positioning pin and the recessed positioning hole on the same side is a set distance value.

The utility model discloses a swing in the technical field of toys, and aims to solve the problem of unstable swing amplitude of the swing in the prior art. The method comprises the steps that an input shaft is driven by the outside to rotate, the input shaft drives a crank arm to rotate, and due to the fact that a set distance exists between a movable block and the rotating center of the crank arm, the movable block can rotate around the rotating center of the crank arm; due to the fact that the movable block is located in the movable groove at the same time, when the movable block rotates around the rotating center of the crank arm, the movable block can abut against the inner wall of the movable groove to slide, the swing arm provided with the movable groove is rotationally connected with the rotating shaft, and the movable block can push the swing arm while sliding in the movable groove. The swinging arm can periodically swing back around the rotating shaft under the pushing effect; due to the fact that a structural system is relatively fixed and well designed, rotation of the input shaft is converted into regular swing of the swing arm.

The present application belongs to the field of marine pipeline structure design, and particularly relates to a method, system and device for automatically adjusting a longitudinal section curve of a marine pipeline, aiming to solve the problem of low efficiency and quality of drawing a longitudinal section curve of a marine pipeline in the prior art, and the problem of inability to automatically draw a longitudinal section curve of a marine pipeline, which leads to the problem of inability of a designed marine pipeline route to meet the requirements of minimum burial depth and smoothness. The method comprises the following steps: obtaining a seabed ground line, connecting each straight line segment on the seabed ground line in sequence, and taking the connected line as a reference line; traversing each corner point on the reference line; translating the reference line downward by a set distance; judging whether each corner point meets a set elastic laying condition; judging whether it is the end point of an initial longitudinal section curve of a marine pipeline; and adjusting the position of the corner point according to the corner direction. The present application realizes automatic adjustment of a longitudinal section curve of a marine pipeline, and meets the requirements of minimum burial depth and smoothness of marine pipeline laying.

The present invention relates to a method for calculating the effective detection distance of a lidar along the entire tunnel route, a device, and a medium. The method comprises: performing tunnel modeling on the basis of as-built drawings for post-construction survey of a track; and calculating the effective detection distance of a radar at each point on the track on the basis of an established tunnel model, wherein the calculation comprises: setting a certain point as a starting point, and the center of an object in a tunnel cross-section at a first set distance from the point as an end point; calculating, within the distance from the starting point to the end point, included angles between the lines connecting all tunnel points to the starting point and the line connecting the starting point to the end point; if there is an included angle smaller than the radar resolution, setting a point obtained by moving the end point back toward the starting point by a set distance as a new end point; and then repeating the calculation process until within the distance from the starting point to the end point, the included angles between the lines connecting all the tunnel points to the starting point and the line connecting the starting point to the end point are all greater than the radar resolution, and in this case, the distance from the end point to the starting point is the effective detection distance at the starting point. Compared with the prior art, the present invention has the advantages of high calculation precision.

A baggage position determination method, a sorting system (1), a computer storage medium, and a program product. The method comprises: acquiring a first distance traveled by a carrier (11) having a set number when passing through a first sensor (41) at a first moment; acquiring a second distance traveled by the carrier (11) having the set number when passing through a second sensor (42) at a second moment, the second moment being later than the first moment; and when it is determined that the second distance is less than the first distance, determining that the carrier (11) having the set number carries baggage, or when it is determined that the second distance is equal to the first distance and the first distance is less than a set distance value, determining that the carrier (11) having the set number carries baggage.

The test device for testing the performance of the elevator safety gear belongs to the technical field of elevator testing, and comprises a test car, a trigger rope group and an accelerating lifting device. The trigger rope group is provided with two parallel synchronous ring groups and action ring groups. The safety gear trigger rod is arranged on the synchronous ring group, and the sleeve is arranged on the action ring group. Before the test car reaches the safety gear trigger speed, the synchronous ring group and the test ring group are in a disengaged state. After the test car reaches the predetermined test speed, the synchronous ring group and the action ring group are in an engaged state, and the sleeve acts, so that the sleeve does not need to be installed at a set height at a set distance, the convenience of sleeve debugging is improved, one end of the second cable of the accelerating lifting device is fixed on the test device, the other end is fixed on a detachable clamp, and a first movable pulley is arranged in the middle, so that the test car can be accelerated at twice the speed by the weight of the first counterweight, and the height of the test device is reduced.

The invention discloses a roller way installation method and device.The roller way installation device comprises a fixing part and a plurality of clamping parts, the clamping parts are connected to the fixing part, the multiple clamping parts are arranged at intervals in the length direction of the fixing part, the clamping parts are provided with clamping holes, the clamping holes are used for clamping a roller way, and the clamping holes are used for clamping the roller way. The roller way installation method comprises the following steps that the two clamping holes are clamped in the two roller ways correspondingly, so that the two roller ways are arranged at intervals according to the set distance; and the roller way is fixed on a bracket. According to the roller way mounting method, the mounting efficiency can be effectively improved.

To provide a pipe joint hardly deteriorating heat insulation performance, and a piping system using the pipe joint.SOLUTION: The pipe joint includes a joint body part 10 formed in a pipe shape, and at least two socket parts 11 integrally formed on an 10a of an opening part of the joint body part 10 and capable of connecting by inserting a pipe member 20 being the other pipe, and the socket parts 11 have a pipe abutting surface 11a on which an end surface 21 of the inserted pipe member 20 abuts. This pipe joint X has a swelling part 12 formed to swell from an outer surface 11a, on the outer surface 11a of a joint body part 10 corresponding to an area over a pipe abutting surface 11b and a separate position P2 separated to the side of an end part 10b of a socket part 11 by a predetermined set distance s from the pipe abutting surface 10b, and this piping system uses the pipe joint X.SELECTED DRAWING: Figure 1

The embodiment of the invention discloses a mapping correction method and a related device, and the method is applied to a mower, and the method comprises the steps: receiving a correction instruction when a mapping track of the mower has an error; determining a target correction point in the mapping track in the moving process, wherein the distance between the target correction point and a starting point of the mapping track is greater than a set distance; and returning to the target correction point, and continuing to perform mapping operation based on a correct mapping track and the target correction point, the correct mapping track being a partial mapping track between the starting point and the target correction point. Therefore, when an error occurs in mapping, a point in a correct mapping track is selected as the correction point instead of returning to the starting point, so that the correctness of mapping is ensured, and the safety risk caused by regression of an original path is also avoided.

To provide a pipe joint hardly deteriorating heat insulation performance, and a piping system using the pipe joint.SOLUTION: The pipe joint includes a joint body part 10 formed in a pipe shape, and at least two socket parts 11 integrally formed on an 10a of an opening part of the joint body part 10 and capable of connecting by inserting a pipe member 20 being the other pipe, and the socket parts 11 have a pipe abutting surface 11a on which an end surface 21 of the inserted pipe member 20 abuts. This pipe joint X has a swelling part 12 formed to swell from an outer surface 11a, on the outer surface 11a of a joint body part 10 corresponding to an area over a pipe abutting surface 11b and a separate position P2 separated to the side of an end part 10b of a socket part 11 by a predetermined set distance s from the pipe abutting surface 10b, and this piping system uses the pipe joint X.SELECTED DRAWING: Figure 1

The invention relates to the technical field of corrugated paper production, in particular to a body paper feeding position adjusting method for corrugated paper production, and the body paper feeding position adjusting method comprises a control system which comprises the following steps: a corrugated roller air suction groove positioning step; a body paper edge positioning step: performing conversion calculation on the current edge position data to obtain edge relative position data of the edges on the two sides relative to the corrugated roller in the axial direction of the corrugated roller; an overlapping judgment step: according to the air suction groove position data and the edge relative position data, judging whether at least one side edge of the edges of the two sides of the body paper coincides with the width projection of one air suction groove or not; if yes, executing the step of avoiding coincidence; in the step of avoiding overlapping, the base paper is translated by a set distance in the direction parallel to the axial direction of the corrugated roller till no edge coincides with the width projection of any air suction groove. The steps of detection, judgment and adjustment are automatically completed, the human participation degree is high, and the stability of the production quality is guaranteed.

The invention discloses a method for solving small-gap cut damaged pieces. The method comprises the following steps: S1, preprocessing a cut layout: identifying and splitting adjacent lines; s2, key feature extraction: reading and cutting layout data, and automatically identifying and extracting key geometric features in the layout; s3, path splitting and optimizing, wherein the distance between the corner and the adjacent cutting piece and the distance between the shearing opening and the adjacent cutting piece are judged, and lines at the corner and the shearing opening are split according to the set distance; and S4, multi-cutter collaborative cutting execution, wherein different cutters are dynamically switched based on the double-path attribute, and multi-cutter collaborative operation is achieved. An active control system is formed through feature extraction, double-path setting and multi-cutter cooperative execution of the cutting layout, and corners, cutting mouths and the distance between adjacent cutting pieces in the cutting layout are identified, so that the risk that the pieces are possibly damaged in the cutting process can be automatically identified; and adaptive cutters are matched for different cutting stages through multi-path cutting planning, so that the overall efficiency and the cutting fineness of the cutting operation are remarkably improved.

The present application relates to the technical field of mining, in particular to an underground mining method and system. An underground mining method comprises: based on a mining instruction trigger, obtaining second geological data of a stratum in a mining advancing direction; based on the second geological data comprising at least one roadway located in a mining advancing area and a minimum distance between the roadway and a mining machine being within a set distance range, extending a partial blasting assembly from a mining space through a support assembly to an inside of a basic roof to be collapsed; wherein the basic roof to be collapsed is located at a top of the support assembly; based on the partial basic roof to be collapsed being blasted and falling off, the mining machine continues to mine in a direction close to the roadway. In this way, the problem of how to prevent the support assembly from being stuck and failing due to sudden load increase is solved.

The invention discloses a shaft hole assembling method and device and a medium, and relates to the technical field of automatic control. The method comprises the steps that under the condition that a single shaft in a multi-shaft workpiece is aligned with a corresponding hole in a multi-hole workpiece, the operation of determining the center position of the bottom of a shaft entering the hole in the multi-shaft workpiece is executed; wherein the perforated shaft is a shaft, aligned with a hole in the multi-hole workpiece, in the multi-shaft workpiece; a mechanical arm is controlled to drive the multi-axis workpiece to move on a set spherical surface until the contact component force value of the actual contact force of the contact surface of the mechanical arm and the multi-axis workpiece in the third direction is smaller than or equal to a third preset force value; wherein the set spherical surface is a spherical surface which is determined by taking the center of the bottom of the perforated shaft as the sphere center and taking a set distance as the radius, and the set distance is the distance between the center of the bottom of the perforated shaft and the tail end of the mechanical arm.

The invention relates to the technical field of stamping equipment, in particular to stamping equipment capable of automatically replacing a die, which comprises an automatic die feeding device, a stamping machine and a controller, the automatic die feeding device is used for transferring the die to the stamping machine, and the stamping machine comprises a rack, a stamping power source, a stamping sliding block, a lower die frame and an upper die frame; the upper mold frame and the lower mold frame are opposite and are respectively provided with a mold locking structure; a detection mechanism is arranged in the upper mold frame, and the detection mechanism is triggered when a set distance value is reached between the upper mold frame and the upper mold; when the die is installed, the automatic die feeding device places the die on the lower die frame, the stamping power source moves to a lower dead point, then the adjusting mechanism enables the stamping sliding block to descend, when the distance between the upper die frame and the upper die reaches a set distance value, the detection mechanism is triggered, and the upper die and the lower die are locked by the die locking structures in the upper die frame and the lower die frame respectively. The stamping equipment capable of automatically replacing the die can adapt to dies with different heights, the waiting time required for die replacement is shortened, and the production efficiency is improved.

The present application provides a lift wing high-speed train through tunnel lift stability control method, install lift wing on each high-speed train, when the train runs on the open line, the lift wing attack angle is the first set value, when the lift wing distance from the tunnel entrance is the set distance, start to adjust the lift wing attack angle to the second set value, when the train drives out of the tunnel, the lift wing attack angle restores to the first set value. The present application can make the train obtain better lift-drag ratio when running on the open line, reduce the friction between the wheel and the rail, thereby effectively reducing the wear and tear between the wheel and the rail, reducing the energy consumption of the friction loss between the wheel and the rail, and further prolonging the service life of the railway equipment. The lift of the train entering the tunnel can remain basically the same as that in the open line, the lift of the train running in the open line and in the tunnel is automatically and stably controlled, the train body shaking caused by the lift fluctuation is reduced, and the service life of the train and the passenger comfort are improved.

The invention relates to the technical field of machine tools, in particular to a method for setting the stroke of a machine tool and a storage medium, and the method for setting the stroke of the machine tool comprises the following steps: arranging a standard measuring block on a workbench of the machine tool, and installing a standard core rod at a Z-axis main shaft of the machine tool; the W-axis of the machine tool is moved to the W-axis zero position of the machine tool, and the Z-axis main shaft is moved to the main shaft reference zero position; starting the Z-axis main shaft to drive the standard core rod to move a set distance towards the standard measuring block until the tail end face of the standard core rod is in sliding fit with the upper end face of the standard measuring block; the total stroke of the equipment is obtained, wherein the total stroke of the equipment is equal to the height of the standard measuring block + the installation length of the standard core rod + the set moving distance of the Z-axis main shaft + the set stroke of the W-axis; and writing the total equipment stroke into a control program of the machine tool to complete machine tool stroke setting. The set speed and efficiency of the machine tool stroke can be improved, the working difficulty of an operator is reduced, and the working efficiency and the equipment starting rate are improved.

The application discloses a rotating body profile detection device and a use scheme thereof. The detection device is provided with a rotating axis, and comprises a placing table, a measuring assembly provided with a first axis inclined relative to the rotating axis, the measuring assembly comprising a measuring head moving in a direction parallel to the first axis, and an angle adjusting assembly for adjusting the included angle between the first axis and the rotating axis. The use method of the rotating body profile detection device comprises the following steps: placing a workpiece; adjusting the inclination angle of the adjusting guide rail and the measuring head; moving the measuring head to a starting position; moving the measuring head close to the workpiece to be detected; moving the measuring head by a set distance to detect the profile of the workpiece to be detected; resetting the measuring head while outputting the profile data; and rotating the workpiece to be detected. The angle adjusting assembly can adjust the inclination angle of the measuring head, so that the measuring head can be adapted to the taper of the workpiece. Compared with manual alignment, the scheme has higher stability and repeatability.