Calibration method of linear structured light three-dimensional visual sensor based on measuring blocks

The invention relates to a calibration method of a linear structured light three-dimensional visual sensor based on measuring blocks. The method comprises the steps that the measuring blocks of different specifications are arranged at interval, then measuring block targets are fixed on movable guide rails, tested surfaces of the measuring block targets are ensured to be vertical to the moving direction of the guide rails, the guide rails are moved to obtain an axis coordinate of the measuring block targets and a light bar crossing point under the space coordinates system, and the axis coordinate is substituted into a mathematical model of the linear structured light sensor to be calculated to obtain sensor parameters. The method has the following advantages: the measuring blocks are standard measuring tools and have high precision and low cost; the targets are established by arranging the measuring blocks at interval; light bars projected by a laser projector on the tested surfaces ofthe ...

Method for drying natural phospholipid and removing solvent

The invention relates to a method for removing solvent from biological products, and specially to a method for drying natural phospholipid and removing the solvent. The method is characterized by comprising the following steps of: 1) adhering phospholipid to be dries on a moving carrier, and continuously drying and cooling through a plurality of temperature sections, wherein the plurality of temperature sections are composed of two or more than two temperature sections, and the temperature of each temperature section is different and is within a range of 100-5 DEG C; and 2) crystallizing, sizing and crushing the dried phospholipid at -10 to 20 DEG C; wherein both the two procedures are performed in a closed environment under the pressure of 0.1-690 Pa. Compared with the prior art, the method has the advantages of low energy consumption, less needed time, and good quality of the prepared phospholipid products and is suitable for industrialized production.

Energy-saving type water treatment system

The invention relates to an energy-saving type water treatment system which is applied to deep purification of non-polluted underground water, tap water and the like. The energy-saving type water treatment system comprises a first filter, a second filter and a third filter which are sequentially connected in series, and further comprises a nanofilter for filtering water by utilizing the reverse osmosis principle, wherein the nanofilter adopts a nanofiltration membrane filter core with 1-nanometer precision, a water inlet, a purified water outlet and a waste water outlet are formed in the nanofilter, online electrical conductivity detection systems are arranged at the water inlet and the water outlet, each of the purified water outlet and the waste water outlet has two branches one of which is connected with a water storage barrel and the other one of which is connected with a terminal water outlet. The energy-saving type water treatment system has the characteristics that less waste water ...

Novel steel plate bridge and construction method thereof in paddy field water network section

The invention discloses a novel steel plate bridge and a construction method thereof in a paddy field water network segment, the novel steel plate bridge comprises an H-shaped steel skeleton, a plurality of parallel rib plates are welded in the H-shaped steel skeleton, a steel plate is laid on the bottom surface of the H-shaped steel skeleton, and a checkered plate is laid on the top surface of the H-shaped steel skeleton. Every two adjacent H-shaped steel frameworks are spliced and connected through a self-locking device. The self-locking device comprises an I-shaped inserting piece and a limiting structure which are matched with each other. Furthermore, the limiting structure is a steel plate which is arranged in parallel and is used for limiting the I-shaped plug-in in the left-right direction. I-shaped inserting pieces are arranged on the splicing sides of the H-shaped steel frameworks at intervals, the I-shaped inserting pieces are located in the corresponding limiting structures, ...

Magnetic levitation turnout system

The invention provides a magnetic levitation turnout system. The magnetic levitation turnout system comprises a turnout beam, a driving device and a transition device. The turnout beam comprises a fixed beam, a transverse moving beam, a lifting beam and a rotary beam, the driving device is used for driving the transverse moving beam, the lifting beam and the rotary beam to move, so that the fixed beam, the transverse moving beam, the lifting beam and the rotary beam jointly form a first passing track at a first position or form a second passing track at a second position; the transition device is used for covering a transition gap between the two adjacent beam sections and comprises an overturning part and a driving unit, the first end of the overturning part is hinged to the edge of one of the two adjacent beam sections, and the driving unit is configured to drive the second end of the overturning part to rotate around the first end so that the second end can be in lap joint to the other ...

Method for improving acid yield of L-phenylalanine gene engineering bacteria

The invention relates to a method for improving acid yield of L-phenylalanine gene engineering bacteria, comprising the following steps: carrying out deletion construction on a tyrA gene in csrA gene deletion-type engineering host bacteria of new-generation engineering plasmid NDphe-3 and serial trpE/trpsrA genes by a Red system; planting the csrA gene, the tyrA gene and the engineering host bacteria deleted from the serial trpE/trpD gene; constructing the new L-phenylalanine gene engineering bacteria; and finally verifying the genetic stability and acid yield of the new L-phenylalanine gene engineering bacteria. The method provided by the invention has the advantages of breaking two phenylalanine biosynthetic competitive metabolic branches synthesized by phenylalanine biology, such as tyrosine and tryptophan, thus ensuring that the metabolic stream of the aromatic amino acid flows to the synthesis of the L-phenylalanine in a large scale, and further improving the ability of the fermentation ...

堆栈存储器不共用的处理器

The processor includes one CPU for processing data and instructions, one data memory for storing non-stack data and being used as temporary storage, one stack memory for storing stack data, one memory address pointer generator for generating the address for accessing the data memory, and one stack pointer generator for generating the pointer for accessing the stack memory.

经由多工器存取储存于存储体的数据的微控制器

Micro-controller capable of extending memory bank includes a microprocessor, multiple memory banks, a circuit of controlling memory banks and a multiplexer. Capacity of the multiple memory banks is larger than addressable space of single command of the microprocessor. Interrupt service routine (TSR) is stored by some of memory banks. The circuit of controlling memory banks generates a selection signal based on interruption occurrence of microprocessor and end signal of executing TSR. The multiplexer includes a first input end, second input end, a selecting end and an output end. Page selection signal, which is received by first input end and is sent by microprocessor, is output base on the selection signal input from input end of the circuit of controlling memory banks, or preconcerted page selection signal received by second input end. Thus, when interrupt happens, the microprocessor is able to access data from the memory bank, which stores the TSR.

Building coating stirring machine with good use effect

The invention relates to the technical field of coating stirring machines, and discloses a building coating stirring machine with a good use effect, the building coating stirring machine comprises a shell, a stirring rod is rotatably connected to the center of the interior of the shell, stirring blades are fixedly mounted on the surface of the middle of the stirring rod, and an adjusting disc is fixedly mounted at the bottom of the stirring rod; according to the building coating stirring machine with the good using effect, after uniform stirring, the stirring speed of the stirring rod driven by the motor is reduced, on the premise that uniform stirring is guaranteed, energy is saved, floating foam caused by too fast stirring is prevented, fan blades are automatically opened to cool running electronic components while the motor runs, and the use effect is good. And when the stirring rod and the stirring blades are cleaned, the hollow pipe rotates to enable the collision block in the hollow ...

Crushing and screening machine

The utility model discloses a crushing and screening machine, include to set up breaker and the driving system on the chassis that still including the screening module, the screening module includes to the shale shaker of breaker direction slope and sets up in the belt conveyer of shale shaker bottom, shale shaker one end bottom and belt conveyer one end are all articulated with the chassis, the shale shaker other end is connected through an amplitude changing device with the belt conveyer other end, belt conveyer other end bottom still is equipped with height detector, and height detector passes through controlling means and is connected with an amplitude changing device. Height detecting device passes through a controlling means control amplitude changing device, moves down the belt conveyer other end, makes its and the accumulational high top surface of building stones keep certain distance, and along with the broken increase of building stones, a controlling means control amplitude ...

Rice milling device

The utility model relates to a rice milling device, comprising a barrel-shaped working bin, which is characterized in that: an upper cover plate and a lower rotary table driven by a motor transmission mechanism are disposed in the barrel-shaped working bin, wherein a rice milling space is formed between the upper cover plate and the lower rotary table; a charge hole connected to the rice milling space is disposed on the middle part of the upper cover plate; and a discharge hole is disposed on the lateral part of the barrel-shaped working bin. The rice milling device disclosed by the utility model is simple in structure, capable of efficiently enhancing the milling quality of products, and high in production efficiency, thereby lays a good foundation for the smooth progress of the next working procedure.

Correlation method for operating clock pulse of dynamically regulative microprocessor simulator

This invention provides a kind of dynamic adjustment method of Operating Clock of Microprocessor Emulator. The Microprocessor Emulator is electrically connected with a Microprocessor System, which comprises a buffer control apparatus. The method comprises: (a) the Microprocessor Emulator sends an Access Address to the buffer control apparatus; (b) if the access address is in the buffer control apparatus, the buffer control apparatus outputs the Operating Clock to the Microprocessor Emulator to operate the Microprocessor Emulator; (c) if the access address is not in the buffer control apparatus, the buffer control apparatus stop outputting the Operating Clock to the Microprocessor Emulator to pause the Microprocessor Emulator.

Pipe rotating part and pipe rotating device comprising same

The invention provides a pipe rotating part and a pipe rotating device comprising the pipe rotating part. The pipe rotating part is assembled to an ejecting part and a driving shaft set to form the pipe rotating device, wherein the ejecting part is that a containing space is encircled, a profile opening communicated with the containing space is formed in the radial direction, and a through hole communicated with the profile opening is formed in the axial direction; the pipe rotating part comprises a body and an arc-shaped tooth surface; the body is provided with an eccentric connecting hole, and the arc-shaped tooth surface is circumferentially arranged along the circumferential edges of the body; the body passes through the through hole and the connecting hole through the driving shaft set and then is pivoted to the ejecting part; the body is driven through the driving shaft set and can swing about an axis of the driving shaft set; the arc-shaped tooth surface is coupled with the body ...

Search method of continuous recordable address for optical record medium

Enterprise management information sharing system based on Internet and data analysis

The invention discloses an enterprise management information sharing system based on the Internet and data analysis, relates to the technical field of information sharing, and solves the problems that the sharing capacities of different shared information are different, and during actual sharing, large-capacity data can cause low-capacity data lag, so that the sharing capacity is poor. According to the technical problems, enterprise data belonging to the same path are classified, then a limited period T is determined, the enterprise data participating in transmission in the same limited period T are sorted again, a corresponding sorting table is generated, and then according to the sorting table, the whole transmission efficiency of the whole shared data is influenced. Different enterprise data are transmitted in sequence, the enterprise data with shorter duration are transmitted preferentially, and the enterprise data with longer duration are sequenced later and then transmitted, so that ...

Method for processing real-time measuring data

The invention discloses a method for processing a real-time measuring data, which is a four-step data modification method for processing the dada by classifying a system error from a random error and modifying the data one by one. The invention uses a high-level polynomial mathematical model to nonlinearly modify the measuring data of an object which is to be measured and positioned on radial different positions; uses a first-order polynomial mathematical model to modify the measuring data of the object which is to be measured and positioned on the different positions of relevant directions in a deviating way; uses constant modification to remove a changeless part in the system error; and modifies the real-time data with the past data to remove the random error in a way of rolling and wave filtering. The processing method guarantees the real-time response to the data, removes a defect that the past data processing method can not effectively remove the random error, and realizes the highly-efficient ...

光学记录媒体接续可刻录地址的搜寻方法

The invention discloses method for searching optical recording medium continuously recordable address comprising the steps of, providing an optical read-write head based on an initialized search ending time point, resetting a second search starting time point, starting decoding for stored digital data from a first search starting time point for a third predetermined time period, monitoring for any run out sections emerging with in the N decoded sectional time periods, determining the optical recording medium continuously recordable address through a fourth predetermined rule.

Method for processing interrup request in optical disc driver

The interrupt request processing method of optical disc driver during control operation or calculation operation includes the following steps completed while performing control operation or calculation operation: to receive the interrupt request from some control circuit; to check whether the interrupt request is one read command; to check whether the data to be read are in some buffer when the interrupt request is one read command; and to respond to the interrupt request to transmit the corresponding data from the buffer to the control circuit when the data to be read are in some buffer.

Method for processing body-in-white rigidity optimization result file

The invention provides a method for processing a body-in-white rigidity optimization result file, and the body-in-white rigidity optimization result file can be processed quickly and accurately. The method comprises that during the body-in-white rigidity optimization pretreatment process, and target node numbers are respectively put into plot units of two storage parts; after-treatment parameters are input; Hyperview software is called, and the after-treatment parameters are input into a tcl file; after all result files are found out, the model portion of any result file is read, and the target node numbers in the two storage parts are respectively installed in two sets; the result portions of the result files are read one by one; the average value of the maximum Z-direction displacement values of the target nodes in the two sets under the bending condition is obtained, and the sum of the absolute values of Z-direction displacement values of two torsion loading nodes under the torsion condition ...

存取微处理器外部存储器的方法

The invention provides a microprocessor external memory accessing method, containing: store interruption service program in one of many memory groups; when interruption happens, use the microprocessor to store working program address and memory group addressing codes into a stack; switch the microprocessor to execute the interruption service program; read the addressing codes and program address from the stack; and switch the microprocessor to execute the work before interruption.

Turnout and magnetic levitation line

The invention provides a turnout and a magnetic levitation line, the turnout comprises a fixed beam, a first lifting beam and a second lifting beam, and the first lifting beam and the second lifting beam are both located on the first side of the fixed beam in the first direction; the first lifting beam and the second lifting beam can move in the second direction so as to be connected with or separated from the fixed beam. The first lifting beam comprises multiple sections of first beam bodies which are sequentially connected in the first direction, a first driving device is arranged below the first beam bodies, and the first driving device is used for driving the first beam bodies to move in the second direction; the second lifting beam comprises a plurality of second beam bodies which are sequentially connected in the first direction, and a second driving device is arranged below the second beam bodies and used for driving the second beam bodies to move in the second direction. The first ...

更新光盘系统固件的方法

A method for updating a firmware in optical disc system includes such steps as fetch a new program and a software updating routine, storing said program and soft updeting routine respectively in the first and the second buffer, executing said soft up dating routine, writing said new program to the firmware, and changing the program counter of microprocessor for executing the new program.

Method for processing real-time measuring data

The invention discloses a method for processing a real-time measuring data, which is a four-step data modification method for processing the dada by classifying a system error from a random error and modifying the data one by one. The invention uses a high-level polynomial mathematical model to nonlinearly modify the measuring data of an object which is to be measured and positioned on radial different positions; uses a first-order polynomial mathematical model to modify the measuring data of the object which is to be measured and positioned on the different positions of relevant directions in a deviating way; uses constant modification to remove a changeless part in the system error; and modifies the real-time data with the past data to remove the random error in a way of rolling and wave filtering. The processing method guarantees the real-time response to the data, removes a defect that the past data processing method can not effectively remove the random error, and realizes the highly-efficient ...

Test platform for straddle type monorail maintenance equipment

The invention provides a test platform for straddle type monorail maintenance equipment. The test platform comprises a substrate which comprises a fixed support and a movable support, which are arranged at an interval; a track beam, wherein one end of the track beam is connected with the fixed support, and the other end of the track beam is connected with the movable support in a sliding mode. Thetest platform of the straddle type monorail maintenance equipment provided by the invention can provide a general assembly, test and debugging platform for straddle type monorail maintenance equipment and series products; research work such as debugging and testing of the straddle type monorail maintenance equipment can be carried out at any time, interference with the running time of a monorailtrain is avoided, sufficient reserved time is provided for running, debugging and the like of the maintenance equipment, the work such as running and debugging can be completed at a time, and the working ...

Method for judging program code correctness in storage module

This invention discloses a method to test the memory module program codes accuracy of an electron device, which comprises the following steps: setting at least one special address memory value as the one meeting the first requirement; providing a test codes; using the order to test the memory value of the special address, wherein, the electron device tests the address value whether meet the first requirement when in starting and tests the codes accuracy in the code range.

Method for improving acid production rate of L-phenylalanine genetic engineering bacterial

The invention relates to a method for improving acid production rate of L-phenylalanine genetic engineering bacterial. The method comprises the steps of: constructing the original engineering plasmid MDphe-2 of L-phenylalanine into a new generation of engineering plasmid MDphe-3 by adopting a PCR (polymerase chain reaction)technology; carrying out deletion constructing on a whole metabolism network regulatory gene csrA of the engineering host bacterial of the engineering plasmid MDphe-3 through a Red system; then implanting the engineering plasmid MDphe-3 in the engineering host bacterial which is in deletion of the whole metabolism network regulatory gene csrA to construct a new L-phenylalanine genetic engineering bacterial; and finally verifying and reserving the L-phenylalanine gene engineering bacterial with high hereditary stability and high acid production rate. The method has the advantages that the PEP accumulation of one of precursors of aromatic amino acid is strengthened, simultaneously ...

Three-axle bogie suitable for high-speed magnetic levitation line

The invention discloses a three-axle bogie suitable for a high-speed magnetic levitation line. The three-axle bogie comprises a framework, a driving wheel pair arranged on the lower portion of the framework and a secondary suspension arranged on the upper portion of the framework. The three groups of driving wheel pairs are uniformly distributed and mounted on the framework through the primary suspension, each group of driving wheel pair comprises a power axle assembly and two walking wheels, the walking wheels are pneumatic tires, the secondary suspension is mounted on the framework and is used for being elastically connected with a vehicle body chassis, and the walking wheels are used for running on a magnetic suspension track. The three-axle bogie suitable for the high-speed magnetic levitation line has the advantages of being good in vibration reduction performance and stability through the newly-added primary suspension and secondary suspension; the bogie form is adopted, so that the ...

Insulation device of evaporating pot

The utility model relates to an insulation device of an evaporating port, which comprises an evaporating pot body and is characterized in that the an internally hollow steam pipe is sheathed at the periphery of the evaporating pot body, a circle of insulation layer is coated on the pipe wall at the outer layer of the steam pipe, and a stainless steel insulation outer cover is coated at the periphery of the insulation layer. The insulation device of the evaporating port is simple in structure, attractive in appearance, and practical; in addition, the device not only can effectively ensure to keep temperature in the evaporating process, but also can effectively prevent water.

Intelligent handrail for building

The intelligent handrail for the building relates to the technical field of building tools, and comprises a handrail body, a supporting table is fixedly connected to the top of the handrail body, a warning panel clamping seat is fixedly connected to the top of the supporting table, a microcomputer case is arranged on the warning panel clamping seat, and the microcomputer case is fixedly connected to the top of the supporting table. According to the intelligent handrail for the building, when a person approaches, the radar sensor can detect that an object approaches, the warning loudspeaker is controlled through the microcomputer case to give a sound alarm, expelling prompting is forcibly carried out, and the safety of a building site is guaranteed; a power supply is arranged in the case of the microcomputer, and the solar photovoltaic panel can supply power, so that the handrail is intelligent, does not need to supply power through a pull wire, is good in portability, is capable of warning ...

Data processing method when CD driver recording user data onto defective CD

Vertical shaft impactor rotor and vertical shaft impactor

The utility model discloses a vertical shaft impactor rotor, including the rotor disc, still include: be used for placing the runner plate on rotor disc face, the runner plate is the optimalarc runner plate, a plurality of latch device, latch device set up on rotor disc face that is used for with runner plate edge joint, and can relieves the joint during to rotor disc face center moving at the runner plate. the utility model discloses a set up the shape of runner plate into the arc for the dismouting route of runner plate is the arc, and reduction runner board ruler has lengthened the runner in the time of very little, reduces the dismouting space, has guaranteed the convenience of dismouting simultaneously, and has been applicable to major diameter or multichannel rotor, and curved runner plate and dismouting route can finely reduce runner plate overall dimension and dismouting space, make the easy dismouting of runner plate. The utility model also discloses a vertical shaft impactor of ...

Gypsum powder screening device

The invention relates to the technical field of gypsum powder processing, and discloses a gypsum powder screening device which comprises a supporting seat, a driving part is fixedly installed at the top end of the supporting seat, after gypsum powder is guided into a separation chamber, a motor and a motor are started at the same time, and the motor rotates to drive the separation chamber to rotate; when the separation chamber rotates, gypsum powder in the separation chamber is subjected to the action of centrifugal force, at the moment, the caked gypsum powder penetrates through a through hole to enter the space between the side wall of the separation chamber and the inner wall of the crushing chamber under the action of large centrifugal force, and meanwhile, a motor drives a rotating disc to rotate so as to drive a crushing rod to periodically move up and down; when the crushing rod moves downwards, the crushing block fixed to the bottom end can be driven to crush caked gypsum powder ...

增加处理器中存储器的方法

A method for increasing the memory space of processor which has a CPU and a fixed memory includes providing a extended memory, using an address extender to extend data address and register address in the mode of increasing the number of bits, using a stack pointer to extend stack address in the mode of increasing the number of bits, and storing the increased data to the extended memory.

光碟系统控制晶片及其固件程序更新方法

A control chip of optical disk system is composed of a microprocessor, a decoder, a controller connected to decoder for receiving the control signal and data of optical disk system, an additional memory for storing the execution program of microprocessor, and connected with microprocessor, a DMA access unit for reading the data in external buffer, and a macro unit for receiving the data from DMA unit and writing it to ROM. A method for updating its firmware program by hardware control features that said additional memory is used as the program running space of microprocessor, the control signal is output to DMA unit and macro unit, and the both units are used to write data from buffer to ROM in hardware mode, so updating the program in ROM.

Rigid and flexible body hybrid modeling method for locking mechanism

The invention provides a rigid and flexible body hybrid modeling method for a locking mechanism, which comprises: separating a simplified geometric model of the locking mechanism according to a 3D model of the locking mechanism, and giving materials and attributes, wherein rigid attributes are given to at least one part and flexible attributes are given to the other part; determining a first rotary axis and a second rotary axis of a lock cylinder in an finite element network model and adjusting the position of the lock cylinder, so that the lock cylinder is in an unlocked state; establishing a kinematic connection unit and an elastic element of each part of the locking mechanism, giving attributes and spring rigidity and adjusting a pretensioning load value; and defining a test working condition, correcting and checking a locking behavior of the locking mechanism and obtaining a final rigid and flexible body hybrid model of the locking mechanism. By implementing the rigid and flexible body ...

Calibration method of linear structured light three-dimensional visual sensor based on measuring blocks

The invention relates to a calibration method of a linear structured light three-dimensional visual sensor based on measuring blocks. The method comprises the steps that the measuring blocks of different specifications are arranged at interval, then measuring block targets are fixed on movable guide rails, tested surfaces of the measuring block targets are ensured to be vertical to the moving direction of the guide rails, the guide rails are moved to obtain an axis coordinate of the measuring block targets and a light bar crossing point under the space coordinates system, and the axis coordinate is substituted into a mathematical model of the linear structured light sensor to be calculated to obtain sensor parameters. The method has the following advantages: the measuring blocks are standard measuring tools and have high precision and low cost; the targets are established by arranging the measuring blocks at interval; light bars projected by a laser projector on the tested surfaces of the ...

Secondary co-extrusion sectional material and preparation method thereof

The invention discloses a secondary co-extrusion sectional material and a preparation method thereof. A base material part of the sectional material is a PVC (Poly Vinyl Chloride) dry blend; the visual surface of the sectional material is entirely made of a colorful ASA (Acrylonitrile Styrene Acrylate copolymer) resin material. The preparation method comprises the following steps: firstly, drying the ASA resin material at a temperature of 80-90 DEG C for at least 4 hours; respectively stirring the PVC dry blend and the ASA resin material in different blending basins at a high revolving speed of 1000-1100 r/min, and respectively continuously heating the both materials for 6-7 minutes; stirring the materials at a low speed of 100-150 r/min for 10-12 minutes until the temperature is up to 110 DEG C; continuously heating the materials to 190-200 DEG C and respectively extruding the materials to a same sectional material mould at an equal speed by two pre-set extruders through individual runners ...

Method of access a memorizer and microprocessor system thereof

Bacterial strain for producing L-phenylalanine and application of bacterial strain

The invention discloses a bacterial strain for producing L-phenylalanine and an application of the bacterial strain. The recombinant escherichia coli MD1078 has a preservation number of CCTCC NO:M2013509. In a 100L full-automatic fermentation tank, L-phenylalanine yield is 86.5g/L under the conditions with a temperature of 36 DEG C, 35%-50% of dissolved oxygen and fermentation time of 48 hours. The escherichia coli MD1078 is high in capacity of producing L-phenylalanine and has a wide application prospect in the practical production of L-phenylalanine.