42results about How to "Easy to adjust and calibrate" patented technology

The invention discloses a normal pressure micro glow discharge desorption mass spectrum ion source based on magnetic field constraint. The normal pressure micro glow discharge desorption mass spectrum ion source based on magnetic field constraint comprises an ion source body used for generating normal pressure micro glow discharge, a Helmholtz coil used for providing a uniform magnetic field for restraining a micro glow discharge plasma and a sample ion, and an annular electrode used for generating a static electric field to assist in focusing charged particles, wherein the ion source body is located in the magnetic field generated by the Helmholtz coil, and ion current generated by the ion source body passes an electric field generated by the annular electrode. The invention further discloses a mass spectrometer adopting the normal pressure micro glow discharge desorption mass spectrum ion source based on magnetic field constraint. The normal pressure micro glow discharge desorption mass spectrum ion source based on magnetic field constraint and the mass spectrometer are low in energy consumption, small and exquisite in appearance, simple in structure and easy and convenient to operate, have little influence on the outside, are high in signal enhancement degree, are free of sample pretreatment, carry out analysis quickly, can reach the purpose of harmless analysis, and are clean and free of pollution.

The invention discloses a normal-pressure micro-glow discharge desorption mass spectrum ion source and a mass spectrometry device composed of the ion source. The ion source mainly comprises a micro-plasma generation cavity formed in an insulating material base part, a pair of breakdown electrodes fixedly arranged on the wall face of the micro-plasma generation cavity, and a gas path conversion connector fixedly arranged at the inlet end of the micro-plasma generation cavity and used for being connected with a working gas introduction system, wherein the electrodes are connected with an adjustable direct-current and stable-voltage power supply. The mass spectrometry device mainly consists of the working gas introduction system, the normal-pressure micro-glow discharge desorption mass spectrum ion source, the adjustable direct-current and stable-voltage power supply, a mass spectrometer and a mass spectrum data processing system. The mass spectrometry device is used for carrying out spectral analysis on a sample and has the very prominent advantages in multiple aspects of small needed power, less needed gas amount, no need of toxic reagents, low plasma gas temperature, no pollution to the environment, simplicity and convenience for operation, no need of pre-treating the sample, high detection sensitivity, capability of realizing high-flux online detection and the like.

The invention discloses a coke dry quenching oven coke discharge test method. The first coke discharge value of a test point and testing discharge are inputted in a human-computer interface, a system control device reads current time, reads an in-oven charge level height value currently sent by a charge level detector mounted on the upper part of a coke dry quenching oven, and calculates current storage quantity, a corresponding first analog quantity is obtained according to the first coke discharge value through an analog quantity-corresponding coke discharge curve, the system control device outputs the first analog quantity to a vibrating discharger controller, a vibrating discharger starts to vibrate for discharge until the in-oven charge level declines to a certain value, the value is (in-oven storage quantity at the beginning of the test minus testing discharge) divided by coke weight per unit height, the system control device reads current time, and calculates test duration and coke discharge quantity, the coke discharge quantity substitutes for the first coke discharge to correspond to the first analog quantity, and the analog quantity-corresponding coke discharge curve is refreshed. The coke dry quenching oven coke discharge test method can simplify the check process of the coke discharge quantity, and still can be carried out in the normal production process of the coke dry quenching oven.

A crimper system having a slide frame with a base and a movable head slidably mounted on the slide frame, with a crimp zone opening defined between the base and head, including a dual compound leverage mechanism having two tension arms with lower ends pivotably attached to the base; two compression arms with lower ends pivotably attached to the movable head; and the upper end of each tension arm pivotably attached to the upper end of a corresponding one of the compression arms forming two elbow joints defining acute angles between each tension arm and its corresponding compression arm; a screw drive mechanism; and a stepped crimp-setting mechanism. Also provided is a tool, system and method for quick, easy removal, installation and storage of multiple-die, crimper die sets. The system includes a set of interconnected dies. The tool engages the connectors for pulling the die set out of a crimper.

The invention discloses a method for in-situ dynamic three-dimensional reconstruction of a sample by using a multi-degree-of-freedom sample rod. The method comprises steps of manufacturing the samplerod, and loading a sample into a head end of the sample rod; inserting the sample rod into a transmission electron microscope to adjust a feature point on a to-be-observed area of the sample to be aligned with the axis of the sample rod; enabling the rotating shaft to accumulatively rotate by 180 degrees, and taking a picture every other 1 degree; and S3, importing the pictures obtained in the step S3 into a computer, and carrying out three-dimensional reconstruction.

The invention relates to a cylindrical fruit and vegetable defect identifying and trimming mechanism which comprises a rack, a positioning rotating mechanism, a clamping mechanism, a trimming mechanism, a depth camera and a controller. The positioning rotating mechanisms, the clamping mechanism and the finishing mechanism are all installed on the rack, the positioning rotating mechanisms are located on the two sides of the clamping mechanism, the finishing mechanism is installed above the clamping mechanism, and the depth camera is installed on the finishing mechanism; the controller is connected with the positioning rotating mechanism, the clamping mechanism, the trimming mechanism and the depth camera. Centering positioning, surface defect identification, positioning and quantification and defect finishing of the strip-column-shaped fruits and vegetables can be achieved. The device is convenient to adjust and calibrate, convenient to operate and free of any environmental pollution. The strip-column-shaped fruit and vegetable defect trimming mechanism is reasonable and simple in structure, easy to produce and manufacture, low in cost and easy to operate, fruit and vegetable defect trimming can be efficiently achieved, the waste problem in the traditional fruit and vegetable processing process is solved, and economic benefits are improved.

The invention discloses a multifunctional working trolley for a tunnel. The multifunctional working trolley includes a trolley body as an assembling carrier part, a main working arm, a first side working arm and a second side working arm, wherein the main working arm, the first side working arm and the second side working arm are installed on the trolley body and capable of performing separate andparallel work, and the working arms on both sides are separately located on both sides of the main working arm; a main manipulator is hinged to the front end of the main working arm, a first side manipulator is hinged to the front end of the first side working arm, and a second side manipulator is hinged to the front end of the second side working arm; and a first driving member is hinged to eachof the main manipulator, the first side manipulator and the second side manipulator, the first driving members are connected with second driving members which change the position of the first drivingmembers, and the second driving members are disposed at the front ends of the corresponding working arms. The multifunctional working trolley for the tunnel can enable each working arm to conveniently realize cooperative operation in a time-saving mode, and can realize slow adjustment, so that workpiece calibration is easy to operate, and calibration is accurate.

The invention discloses a multi-degree-of-freedom sample rod with an optical fiber, which comprises a framework. An optical fiber groove is formed in the framework. The side surface of the framework is provided with the optical fiber groove for the optical fiber to pass through, thereby avoiding abrasion and winding of the optical fiber and being beautiful in wiring; moreover, the optical fiber groove is connected with a front-end circuit board, the front-end circuit board has the function of guiding the optical fiber, the head of the optical fiber passes through the front-end circuit board, the head of the optical fiber has small bending amplitude, and light waves cannot be attenuated.

The invention discloses an adjusting method for aligning a sample to the axis of a rotating shaft. The adjusting method comprises steps of manufacturing a sample clamping nozzle, inserting a sample rod with the sample into a transmission electron microscope and the like. When the rotating shaft rotates, a to-be-observed area of the sample is always in the observation visual field of the transmission electron microscope by adjusting the sample to align with the axis of the rotating shaft.

The invention discloses a multi-degree-of-freedom sample rod, and the sample rod comprises a shell and a rotating shaft; a skeleton is arranged between the shell and the rotating shaft, and the skeleton is coaxial with the shell and the rotating shaft. During assembly, the rotating shaft and the skeleton are coaxial, then the rotating shaft-skeleton is installed in the shell, and the rotating shaft, the skeleton and the shell are coaxial, so the installation precision is improved; in addition, the skeleton further provides an installation position for the rotating shaft driving assembly, and the skeleton further plays a role in separating the rotating shaft from the wire and preventing the wire from interfering with rotating shaft movement.