59results about How to "Realize precise adjustment" patented technology

The invention discloses precise assembling and adjusting device and method for a detector chip of an imaging system. The assembling and adjusting device comprises a movement control system, a detection system, an accessory structure and a computer; the movement control system is composed of a translation stage, a revolving stage and a tilting table and used for adjusting the spatial positions of a device to be detected and the detection system; the detection system is composed of an autocollimation and a telecentric digital microimaging system and used for measuring the angle and positional deviation of the device to be detected; and the compute is able to control the movement of the translation stage and record the position coordinates and can also be used for acquiring an image of the device to be detected from the telecentric digital microimaging system and analyzing and calculating. The assembling and adjusting method includes the assembling and adjusting of a reference mirror, the transmission of the angle and position of the detector chip, and the assembling and adjusting of the detector chip; the measurement precision of the angle and position respectively reaches second level and micro dimension during the assembling and adjusting; and the deviation of angle and position of the detector chip can be respectively less than 1 and 0.02mm after the assembling and adjusting.

The invention discloses a method and device for controlling the play of multimedia data, and belongs to the field of communication technology. The method comprises the following steps: intercepting a playing interface of multimedia data when a terminal plays the multimedia data; obtaining a preset adjustment amount of the playing progress of the multimedia data according to a first preset gesture operation when the first preset gesture operation on an optional position of the playing interface of the multimedia data is intercepted; and adjusting the current playing progress of the multimedia data according to the preset adjustment amount. According to the invention, the preset adjustment amount of the playing progress of the multimedia data can be obtained through intercepting the gesture operation preset on the playing interface of multimedia data; the control of the playing progress of the multimedia data is not needed to be performed through dragging a playing progress bar of the multimedia data; the problem that the operation of controlling the playing progress of the multimedia data through the playing progress bar is inconvenient can be solved; and the precise adjustment of the playing progress can be realized.

The invention discloses an adjustable safety and anti-theft transformer, which comprises a casing, the top of the casing is provided with a top cover, the left and right side walls of the inner cavity of the casing are provided with slide grooves, the outer walls of two sets of slide grooves are provided with sliders, and the sliders Matching with the chute, a connecting rod is arranged between the two groups of sliders, a screw hole is arranged on the outer wall of the top cover, an adjusting bolt is arranged on the top of the top cover, the bottom of the adjusting bolt penetrates the bottom of the screw hole, and the top of the connecting rod There is a positioning screw groove, and the adjusting bolt is connected with the connecting rod through the positioning screw groove. The adjustable safety and anti-theft transformer of the present invention can realize the compression and stretching of the coil by rotating the knob, change the inductance parameter in the intermediate frequency transformer, and change the inductance of the coil. Quantity, so as to realize the precise adjustment of the inductance of the transformer, and the safety protection performance is good, which can effectively prevent theft. In addition, it is convenient for wiring, has a certain shock absorption and anti-seismic ability, and has good stability.

The invention provides a dispensing bottle head, dispensing device and dispensing method for a granular preparations. The dispensing bottle head comprises an upper cover, a gear set, a lower cover anda connecting shaft. The upper cover is connected with a bottle opening. The connecting shaft connects the upper cover, the gear set and the lower cover together. The gear set can rotate around the connecting shaft. The upper cover and the lower cover do not rotate relative to the connecting shaft. The upper cover is provided with a feeding inlet. The lower cover is provided with a discharging outlet. The feeding inlet and the discharging outlet are arranged in a staggered mode. The gear set comprises a first gear and a second gear which are the same and is further provided with a first containing cavity, a second containing cavity and a third containing cavity. The two gears are controlled, so that the first containing cavity conveys granular preparations of a fixed volume from the feeding inlet to the discharging outlet. The second containing cavity and the third containing cavity are matched, and granular preparations of a set variable volume are conveyed from the feeding inlet to the discharging outlet. The dispensing bottle head can realize dispensing of granular preparations of the fixed volume and the variable volume, and accurate dispensing of a small quantity of preparations, can avoid influence on magnetic-sensitive preparations, and is small in volume and low in cost.

The invention discloses an auxiliary installation device capable of adjusting the inclination angle of a pre-buried bolt and a using method thereof. The auxiliary installation device is characterizedin that a right clamp is installed on a right spiral regulator, the right spiral regulator is installed on a right telescopic rod in a threaded connection mode, and the right telescopic rod is installed in a mounting hole in the right side surface of a base; a left clamp is installed on a left spiral regulator, the left spiral regulator is installed on a left telescopic rod in a threaded connection mode, and the left telescopic rod is installed in a mounting hole in the left side surface of the base; and an angle etching disc is installed on the top surface of the base, a bolt sleeve is installed on the angle etching disc through a rotating shaft, a spiral clamping device is installed in the radial threaded hole in the bolt sleeve, and a pointer is installed on the top surface of the boltsleeve. According to the auxiliary installation device, the problem of the inclination angle of the pre-buried bolt can be solved, the problem of accurate adjustment of the bolt inclination angle in the prior art can be solved, accurate adjustment of the angle of the pre-buried bolt is achieved, so that accurate adjustment of the angle of the pre-buried bolt is facilitated, and accurate positioning of the pre-buried bolt is facilitated.

The invention discloses a two-plate injection molding machine and a die assembly structure thereof. The die assembly structure comprises a fixed die plate, a rear movable die plate, multiple pull rods, multiple entrance nuts, a connecting block, a regulating component, a transmission gear set and a transmission power device, wherein the connecting block is used for connecting a front movable die plate with the rear movable die plate, and the rear end of the connecting block is provided with a first threaded connection part; an inner ring of the regulating component is provided with a second thread connection part, the second thread connection part is cooperatively connected with the first thread connection part, and an outer ring of the regulating component is provided with a first gear connection part; the transmission gear set is provided with a power input part and a second gear connection part, the power input part is used for inputting power, the second gear connection part is used for outputting power, and the second gear connection part is cooperatively connected with the first gear connection part; and the transmission power device is used for driving the rear movable die plate to move for a preset distance forwards and backwards along the central axis of the front movable die plate, the transmission power device is provided with a power output part, and the power output part is cooperatively connected with the power input part. The die assembly structure disclosed by the invention can relatively simply realize the precision adjustment of the movable die plates in the process of die assembly.

The invention discloses a train transmission control unit characteristic curve evaluation method. The method comprises the following steps: S01, acquiring an actual characteristic curve of the train transmission control unit in a test process; s02, comparing the actual characteristic curve with a preset standard characteristic curve to obtain a difference degree; and S03, when the difference degree is within a preset threshold value, judging that the actual characteristic curve is normal, otherwise, judging that the actual characteristic curve is abnormal. The invention also discloses an evaluation system, which comprises an upper computer and a simulation test platform, and is characterized in that the simulation test platform is connected with the train transmission control unit to be tested and is used for realizing a simulation test; the upper computer is used for executing the steps of the evaluation method. The invention further discloses a device and a medium corresponding to the method. The method, the device, the system and the medium have the advantage of realizing characteristic curve performance evaluation.

The invention discloses an SOC estimation method. The method comprises the steps of obtaining an original estimated SOC and an SOH weight coefficient of a target battery; obtaining a target ampere-hour integral value, and obtaining a target estimated SOC according to the SOH weight coefficient, the original estimated SOC and the target ampere-hour integral value; obtaining an actual SOC based on the detection voltage and the detection current of the target battery; generating an electric quantity adjusting strategy according to the working state of the target battery, the target estimated SOCand the actual SOC; and adjusting the target estimated SOC according to the electric quantity adjustment strategy to obtain an adjustment result. According to the SOC estimation method provided by theinvention, the SOC estimation precision can be improved, the gradual change of the target estimation SOC is ensured, the change speed of the target estimation SOC is dynamically adjusted, and the situation of electric quantity step is avoided.

The invention discloses a circular grating encoder assembly inclination error optimization method and system, and the method comprises the steps: building an assembly model based on the geometric shape error of a bearing part of a circular grating encoder, calculating the inclination deviation of assembly, taking an initial assembly position as a reference, enabling a coded disc installation hub to rotate for a circle when the coded disc installation hub rotates for 30 degrees relative to a central spindle, and enabling the coded disc installation hub to rotate for a circle; analyzing the assembly inclination deviation at each position, establishing an optimal assembly angle model, finding an optimal assembly angle, analyzing and modeling the assembly angle of the circular grating encoder, and establishing an assembly model by sampling the shape error of the assembly surface, so that the measurement efficiency and the measurement precision are improved; the installation of a circular grating bearing part is guided according to the model, so that the installation inclination deviation is reduced, the influence of the installation inclination deviation on the angle measurement precision of the circular grating encoder is reduced, the angle measurement precision is improved, and the method has a remarkable effect and important significance for a precise angle measurement system of the circular grating encoder.

The invention discloses a processing device for attaching a foam adhesive tape to a photovoltaic module and an application method. The processing device comprises a top plate, a supporting column is fixedly installed at the bottom end of the top plate, and a bottom plate is fixedly installed at the bottom end of the supporting column; a controller is arranged on the top plate, and first electromagnetic sliding rails are arranged in the top plate and the bottom plate correspondingly; first electromagnetic sliding blocks are arranged in the first electromagnetic sliding rails and are connected with a fixing block and a fixing frame, and a workbench is inserted into the top end of the fixing block. According to the processing device for attaching the foam adhesive tape to the photovoltaic module and the application method, the workbench, a baffle, a first contact module, a first motor, a first gear, a second gear and an extrusion plate are arranged, the photovoltaic module can be resisted through the baffle, and positioning and guiding treatment on the photovoltaic module is completed; and then the baffle shrinks, and the extrusion plate slides downwards, so that the photovoltaic module can be fixed, the foam adhesive tape can be conveniently attached to the photovoltaic module after the position is adjusted, and the working efficiency is improved.

The invention relates to a local electric energy meter correction service planning method and system based on data prediction. The method comprises the following steps of S1, acquiring the historicalcorrection data of the local electric energy meters, wherein the historical data comprises the historical annual electric energy meter correction amount of each local divided area, the local lmonthlyhistorical electric energy meter correction amount, the local historical meteorological data and the local historical electricity consumption; S2, utilizing a prediction algorithm to calculate the historical correction data of the local electric energy meters, and obtaining the future electric energy meter correction prediction data, wherein the prediction data comprise the future annual electricenergy meter correction amount of all local divided areas, the local monthly future electric energy meter correction amount and the local future electricity consumption; and S3, integrating the futureelectric energy meter correction prediction data, planning the electric energy meter correction service investment for each time period in each divided area. Compared with the prior art, the method and the system have the advantages of high efficiency, good credibility and the like.

The invention discloses an auxiliary tool for automatic welding of an automobile beam, and relates to the technical field of automatic welding. The auxiliary tool comprises a supporting device, a rotating device, a clamping device, a welding device and an integrated controller, wherein the supporting device comprises a bottom plate and fixed slideways, the rotating device comprises a rotating shaft and an electric sliding plate, the plurality of fixed slideways are in sliding fit with the electric sliding plate, the clamping device comprises a transverse rod and a rotating disc, one end of therotating shaft is in rotating fit with the rotating disc, the welding device comprises a fixed circular truncated cone, a first mounting groove is formed in one surface of the transverse rod, one endof the fixed circular truncated cone is connected with the first mounting groove, a first fixing groove is formed in the upper surface of a bottom plate, and the integrated controller is connected with the first fixing groove. According to the auxiliary tool, the fixed sliding way ensures that the rotating device can achieve long-distance movement in one direction, large-size beams are clamped and welded conveniently, the welding device is arranged on the transverse rod, the situation that redundant structures are additionally arranged to bear the welding device is avoided, and meanwhile, thewelding device is designed in a multi-section mode so that complex welding can be achieved at different angles.

The invention discloses a method for correcting north reference precision of an electronic compass. The method for correcting the north reference precision of the electronic compass comprises steps as follows: step 1, the electronic compass is fixed in a normal working area of a system electric appliance where the electronic compass is located, and the electronic compass and the system electric appliance are powered on for normal work; step 2, precision correction of north reference of the electronic compass is carried out. According to the method for correcting the north reference precision of the electronic compass, the problem that the precision of the electronic compass in the prior art can be decreased when the electronic compass as an accessory is used in certain electric appliance environment is solved, and precision adjustment of the electronic compass is realized.

The invention relates to a synchronous adjusting mechanism for spot-breaking glue applying and handle feeding. The mechanism comprises a wall plate, a first lead screw, a second lead screw, a spline shaft, a spline sleeve gear assembly, a spot-breaking connecting block, a chain, a movable wall plate part sleeve, a spot-breaking part sleeve, a glue applying part sleeve, a handle feeding part sleeve and a tensioning wheel assembly. The spline sleeve gear assembly includes a connecting flange, a spline sleeve and a transmission gear, the tensioning wheel assembly comprises a tensioning wheel, a tensioning wheel mounting plate and a tensioning wheel bearing, the chain can drive the first lead screw and the second lead screw to synchronously rotate so as to drive the movable wall plate part sleeve to be close to or away from the wall plate, the glue applying part sleeve and the handle feeding part sleeve are mounted on the movable wall plate part sleeve, and the spot-breaking part sleeve is connected with the moving wall plate part sleeve through the spot-breaking connecting block. The synchronous adjusting mechanism for spot-breaking glue applying and handle feeding has the advantages that the adjusting precision is high, the three part sleeves can be adjusted at the same time, the adjustment is stable, the operation is convenient, and the universality is high.

The invention provides an auxiliary adjustment method for a large-aperture optical element. Curvature sensing is selected by comparing various wavefront sensing modes, and the wavefront correction andfeedback is carried out through a non-interference non-iteration wavefront detection means; and the multi-degree-of-freedom and iterative spatial motion function of a mechanical arm is combined. Themovement amount of the mechanical arm is calculated by utilizing the mapping relationship between the aberration space and the joint space of the mechanical arm and combining a sensitivity matrix, sothat the large-dynamic-range and high-precision speed measurement adjustment of a large-aperture optical element is realized.

The invention discloses a corner connecting piece for a suspended ceiling and a connecting structure thereof. The corner connecting piece comprises a corner connecting piece body, wherein the corner connecting piece body comprises a top keel corner connecting piece body and an angle keel corner connecting piece body, top keels are arranged at the two mounting ends of the top keel corner connectingpiece body, angle keels are arranged at the two mounting ends of the angle keel corner connecting piece body, vertical keels are arranged between the top keel corner connecting piece body and the corner keel corner connecting piece body, the vertical keels are arranged between the top keels and the corner keels, the top keel corner connecting piece body is connected with the vertical keel througha fastener, the corner keel corner connecting piece body is connected with the vertical keel through a fastener, the top keels are connected with the vertical keels through the fasteners, and the corner keels and the vertical keels are connected through the fasteners. The corner connecting piece has the beneficial effects that the top keel corner connecting piece is simple in structure and convenient to install, through the corner connecting piece, the problem that a corner and a wall corner are prone to cracking is effectively solved, time and energy in the construction process are reduced,and the installation cost is also saved.