51results about How to "Simplify commissioning" patented technology

In order to solve the problem of low accuracy and efficiency of the traditional method, the invention provides a method for confirming positions of upper and lower jaws by adopting a 3D printing complete denture individual tray. An upper jaw individual tray (1) which is manufactured in the manner of 3D printing is compounded with a gothic arch tracing plate (2), a lower jaw individual tray (4), a gothic arch guide plate (6), a preformed tracing screw (5) and a preformed fixing ring (7). The individual tray is combined with an intraoral gothic arch and is formed at one time in the manner of 3D printing, so that the manufacturing of the individual tray is more simple, convenient and accurate, the mounting and debugging of the gothic arch are avoided, the clinic operation is greatly simplified and a beginner also can skillfully use the gothic arch for confirming the horizontal jaw position relation. Meanwhile, the manufactured individual tray can be utilized to manufacture the final impression.

The invention discloses a rough mill force balance control (RMFBC) method for two sides of a hot rolled strip steel reversing rough mill. The method is provided according to the difference of rigidity coefficients of the two sides of the hot rolled strip steel rough mill, and horizontal regulating quantity of roll gaps on single side or two sides of the mill is accurately calculated by using related parameters of the field rough mill as input. The regulating quantity is subjected to amplitude limiting in a dead zone and control of a proportion integration (PI) controller and then transferred to a servo valve, and the travels of hydraulic cylinders on two sides of the rough mill are adjusted, so that mill force balance of the two sides of the mill is realized. The method is easy to operate, and can relieve or eliminate camber or wedge-shaped defects of strip steel.

The invention relates to a method for debugging an automobile powertrain suspension system. The method comprises the following steps that A, a whole automobile is tested under the condition that all the suspensions of the suspension system are all assembled on an automobile body, and therefore the vibration noise value of the whole automobile is acquired, and if the vibration noise value of the whole automobile meets the index requirement of vibration noise, the step D is carried out; B, the quantity of the contribution of each suspension in the suspension system on the vibration noise of the whole automobile is measured; C, the suspensions are optimized in sequence according to the quantity of the contribution of the suspensions on the vibration noise of the whole automobile until the optimized vibration noise value of the whole automobile meets the index requirement of the vibration noise; D, debugging is finished. All the steps are carried out in sequence. Through the method for debugging the automobile powertrain suspension system, a large amount of unnecessary test work and subsequent data processing work can be eliminated, and work efficiency is improved.

The invention discloses a hydrocylinder, which includes a cylinder body, wherein a piston and a piston rod are arranged in the cylinder body; a cylinder head and a cylinder tail are connected with the two ends of the cylinder body respectively; a lifting head is connected with one end of the cylinder head; a piston rod position measurement device is fixed at one end of the piston rod; the measurement device corresponds to the piston rod; and a displacement sensor is fixed at one end of the cylinder tail and connected with the piston. According to the invention, the displacement sensor is fixed at one end of the cylinder tail, and can be used for accurately measuring the displacement of the piston rod through inducting a magnet ring on the piston and sending measured signals to a control device; and meanwhile, as the piston rod position measurement device is fixed at one end of the piston rod, at the installation and debugging stage, numerical values cannot be directly read out through the displacement sensor, and can be read out on the measurement device, the installation and debugging work is simplified, and the hydrocylinder is convenient to operate and has better flexibility as well as popularization and application values.

The invention discloses an identification method of fault current in a starting process of an asynchronous motor. The method comprises the following steps: (1) carrying out high-speed digital sampling on voltage and current of the asynchronous motor and forming a sampling data sequence of representing voltage and current change processes; (2) reconstructing equivalent BH curves of an iron core and an air gap between a stator and a rotor of the asynchronous motor through combined application of voltage and current data of the asynchronous motor, and calculating the slopes of the ellipse long-axis directions of the equivalent BH curves; and (3) identifying the starting current and the fault current during a startup period according to the change of the slopes of the ellipse long-axis directions of the equivalent BH curves. According to the identification method, the starting current and the fault current in the starting process can be effectively identified; the fault identification sensitivity in the starting process is improved; and the action time is shortened.

The invention relates to the technical field of wire drawing machines, in particular to a straight wire drawing machine system. The system comprises a PLC and two or more wire drawing units, wherein each wire drawing unit comprises a frequency converter, a motor, a gearing and a bobbin; and a tension detecting device is arranged between adjacent two wire drawing units. The invention provides the straight wire drawing machine system; and a formula of a wire drawing rule is compiled and is stored in the frequency converter, so that a general electrician can debug a machine according to the specification of the frequency converter only by inputting corresponding data into the frequency converter. Therefore, the system has very high practicability and points out a direction for the development of the frequency converter special for wire drawing; PLC programming and debugging work of the wire drawing machine is greatly simplified after a program is stored in the frequency converter; and high practicability is achieved.

An embodiment of the invention discloses a submarine sound signal simulation method which is used for debugging an imaging sonar on the land, simplifies the debugging and reduces the cost. The embodiment of the present invention includes calculating a delay time of each channel signal based on an imaging distance between a target object and the imaging sonar; calculating a delay phase of each channel signal based on an imaging direction between the target object and the imaging sonar; simulating an submarine sound signal responsive to the imaging sonar when the target object receives a detection signal sent by the sonar based on the delay time and the delay phase; and sending the simulated submarine sound signal to the imaging sonar to enable the imaging sonar to use the submarine sound signal to simulate the target object. Embodiments of the invention also provide a submarine sound signal simulator and an imaging sonar used for debugging the imaging sonar on the land, simplifying the debugging and reducing the cost.

The invention is applied to the technical field of remote controllers, and provides a debugging remote controller. The debugging remote controller comprises a micro control unit, a remote control sending unit, a storage unit, a keyboard, a remote control receiving unit, a trigger switch interface and a driving unit. Once the debugging remote controller receives a trigger signal, a control code which is stored in the storage unit in advance is sent to a television and then the television is debugged. Due to the automatic debugging way, the debugging work is simple and the working efficiency is promoted.

The invention discloses a shearing machine for oblique planes at the ends of packaging strips. The shearing machine comprises a worktable, a shearing unit, a guiding unit and a framework. The worktable is used for accommodating the packaging strips to be shorn, the shearing unit is used for shearing the packaging strips, the guiding unit is used for guiding cutters in the shearing unit, the framework is used for supporting and fixing the shearing unit, the guiding unit is arranged above the worktable, a conveying channel for conveying the packaging strips is arranged below the guiding unit, two cutter guiding grooves which are distributed along a packaging strip conveying direction are formed in the guiding unit, the two cutters which are respectively used for shearing the front ends and the tail ends of the packaging strips to form the oblique planes at the ends of the packaging strips are arranged in the shearing unit, are respectively arranged in the two cutter guiding grooves of the guiding unit and are respectively connected with two crank arms hinged onto the framework, and the crank arms are driven by cylinders to swing around hinged joints to drive the cutters to reciprocate along the cutter guiding grooves, so that the packaging strips which pass the conveying channel can be shorn. The shearing machine has the advantages that the shearing machine is reasonable in design and simple in structure, and can be operated easily and conveniently, the labor intensity of workers can be effectively reduced, and the production efficiency can be improved.

The invention discloses a large-power dual-wire pulse MIG (metal-inert gas welding) power supply digital man-machine interactive system, comprising a hardware part and a software part; the hardware part comprises a DSP (digital signal processor) minimum system module, a liquid crystal display module, a touch control module, an RAM (random access memory) data storage module, an EEPROM (electrically erasable programmable read-only memory) data storage module, a real-time clock module and an SCI communication module; the DSP minimum system module is respectively correspondingly connected with the liquid crystal display module, the touch control module, the RAM data storage module, the EEPROM data storage module, the real-time clock module and the SCI communication module one by one; meanwhile, the SCI communication module is connected with a lower computer power supply controller; the software part comprises development of drive programs of all peripheral devices, multi-machine communication design based on an RS232 bus and the design on the operation menu of a man-machine interface. Precise determining, displaying, storing and calling of welding parameters of the large-power dual-wire pulse MIG can be realized, and the large-power dual-wire pulse MIG power supply digital man-machine interactive system has the advantages of small size, light weight, simple operation and the like.

A microgrid transient stability evaluation method based on a long short-term memory network comprises the following steps of: constructing a microgrid transient stability evaluation network; training a microgrid transient stability evaluation network to obtain a network weight; and carrying out online evaluation of the transient stability evaluation network of a micro-grid, wherein the online evaluation is implemented by the substeps that: the transient stability evaluation network and the network weight are burnt into a control unit of a virtual synchronous inverter for information interaction; when the micro-grid operates normally, the transient stability evaluation network does not perform evaluation; when the micro-grid detects that a fault occurs, the transient stability evaluation network performs online evaluation, predicts a virtual power angle value of a future T/2 time length according to virtual power angle data of the T/2 time length obtained at the current moment, and judges transient stability by an inverter control unit; and when the predicted virtual power angle value is within a set change range, the transient stability evaluation network enters a non-evaluation state again. According to the microgrid transient stability evaluation method, the debugging work of a neural network can be greatly simplified, and the transient stability of the micro-grid is judged in advance.

The invention provides a two-dimensional tracking rotary table electronic control system data online debugging system and method and solves the problems the prior art using RS-232 or RS-422 is slow in transmission, limited in communication seeking capability, and incapable of hot plug. The system comprises microcontroller with a built-in third USB (universal serial bus) interface and a computer. A digital or analog interface of the microcontroller is connected with a two-dimensional tracking rotary table. The third USB interface is connected with a first USB interface of the computer through a USB data line. A JTAG interface of the microcontroller is connected with a second USB interface of the computer through a debugger. The microcontroller collects target state information generated by the two-dimensional tracking rotary table and transmits the target state information to the computer through the third USB interface. The two-dimensional tracking rotary table electronic control system data online debugging system is safe, portable, easily reusable, high in speed, flexible in expansion, high in design integrity, capable of hot plug and low in design difficulty, and debugging time is saved.

The invention relates to a bidirectional choke plug. The middle of the bidirectional choke plug has an enclosed structure which has opening and closing functions; the opening and closing functions of the enclosed structure of the bidirectional choke plug are controlled by an electric signal; the bidirectional choke plug is an electromagnetic valve; and the bidirectional choke plug is a two-position two-way electromagnetic valve. The bidirectional choke plug has simple structure and convenient manufacture, and can separately debug a certain executive device in a hydraulic system with a parallel connection structure when other executive devices work normally. The electrically controlled bidirectional choke plug also can further simplify the debugging work and save the work of detaching pipelines required by debugging.

The invention provides a Java code remote debugging method, device and system, equipment and a medium, and the method comprises the steps that S1,a remote debugging controller is in butt joint with ajava virtual machine, and the java virtual machine represents a production environment; S2, in a debugging state, the remote debugging controller receives a code file name of a browser end through a web interface, searches for a debugging code needing to be loaded in the java virtual machine according to the code file name, and displays the debugging code to the browser end through the web interface, so that a user issues a debugging instruction at the browser end; and S3, the remote debugging controller monitors and controls the java virtual machine to run the state of the debugging code according to the debugging instruction and performs debugging to obtain a debugging result, and feeds back the debugging result to the user through the browser. The java virtual machine is controlled by the remote debugging controller to directly run the code of the production environment without additionally simulating the production environment, and the remote debugging controller realizes a web interface for a user to realize remote debugging through a browser end, so that debugging is greatly simplified.