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53results about How to "Avoid repeated debugging" patented technology

Circuit of high-accuracy pressure transmitter

The invention belongs to a pressure sensing technique and relates to circuit design of a high-accuracy pressure transmitter. In combination with the transmission characteristics of a piezoresistive SOI (Silicon on Insulator) pressure-sensitive device and a differential amplification circuit at different temperature conditions, the compensation of the temperature error of the output signal of the pressure transmitter is realized through a precision resistor network. Commonly used temperature compensation devices such as thermistors and diodes are not needed to be used in the circuit of the high-accuracy pressure transmitter, the temperature compensation of the pressure transmitter is realized only through four groups of precision fixed resistors and the errors of the pressure transmitter are reduced; and the applicable temperature range of the pressure transmitter which is designed by using the circuit is negative 55 DEG C to 175 DEG C and the output errors within the full temperature range are smaller than plus or minus 0.5% FS. The high-accuracy pressure transmitter has the advantages of small size, light weight, strong interference-resistant capability, stable output and simple and convenient technological process, and is suitable for large-scale production.
Owner:WUHAN AVIATION INSTR

Image-based article stacking detection method and system and electronic equipment

The invention relates to an image-based article stacking detection method and system and electronic equipment The method comprises the following steps of: preparing a substrate; acquiring depth data and RGB data of an image by using a depth camera, identifying the image by using the RGB data to obtain the category and position of a to-be-detected non-standard article, acquiring the height of the to-be-detected non-standard article by using the depth data, comparing the height with the height interval of the same category of non-standard article, and judging whether the to-be-detected non-standard article is stacked. Whether non-standard articles are stacked or not during settlement is detected through the depth camera, so that when the non-standard articles are subjected to self-service settlement, stacked food is detected through the stacking detection method, wrong recognition on the quantity and types of the food is avoided, and settlement failures or settlement errors are prevented. The non-standard article is a non-standard product, and the surface of the non-standard article is in a non-planar form, so that the plane corresponding to the three-dimensional point cloud where the non-standard article is located can be accurately estimated by the method, the height information of the non-standard article can be accurately solved, and whether the non-standard article is stacked or not can be accurately judged.
Owner:创新奇智(上海)科技有限公司

Intelligent control type environment-friendly automobile material loading system and method

ActiveCN108946214AIntelligent adjustment control processIntelligent control of environmental regulation and control processConveyorsControl devices for conveyorsAir volumeIntelligent control
The invention discloses an intelligent control type environment-friendly automobile material loading system. The system comprises a local sealing cover (1), a dust shielding curtain (2), an ash conveying chute (3) and an automobile (4), wherein the dust shielding curtain (2) is connected to the periphery of the lower part of the local sealing cover (1), the ash conveying chute (3) is arranged at the upper part of the local sealing cover (1), moreover, the ash conveying chute (3) communicates with the interior of the local sealing cover (1), the automobile (4) is provided with an automobile material loading box (401), and the automobile material loading box (401) is positioned below the dust shielding curtain (2). According to the intelligent control type environment-friendly automobile material loading system, the optimal configuration of the automobile and the material unloading speed as well as the dust removal air volume of the ash conveying chute can be achieved, moreover, the debugging result is recorded in real time to be uploaded to a system database to be used for the next material unloading process, and the whole regulation and control process is intelligent, environment-friendly and free of labor cost.
Owner:ZHONGYE-CHANGTIAN INT ENG CO LTD

Disconnecting link opening range adjusting fixture with angle limitation

ActiveCN106356748AImprove work efficiencyAvoid repetitive adjustmentsSwitchgearEngineeringVariable angle
The invention discloses a disconnecting link opening range adjusting fixture with angle limitation. The disconnecting link opening range adjusting fixture with angle limitation comprises an adjusting spindle, a fork-shaped prop rod, an adjusting rod and a clamping seat, wherein a left adjusting threaded hole and a right adjusting threaded hole are respectively formed in the left end part and the right end part of the adjusting spindle; the rotating directions of internal threads of the left adjusting threaded hole and the right adjusting threaded hole are opposite; the fork-shaped prop rod is formed by connecting a fork-shaped prop rod fork part and a fork-shaped prop rod rod part with forward-direction external threads; the fork-shaped prop rod rod part is in threaded connection with the left adjusting threaded hole; reverse external threads are arranged on the adjusting rod; the adjusting rod is in threaded connection with the right adjusting threaded hole; the clamping seat is hinged to the right end part of the adjusting rod; a clamping slot is formed in one side, back to the adjusting rod, of the clamping seat; an angle limitation device is arranged at a hinged position of the triangular clamping seat and the adjusting rod. According to the disconnecting link opening range adjusting fixture with angle limitation, a disconnecting link opening range can be quickly adjusted in place, so that the efficiency is improved, and the maintenance time is shortened; the angle limitation device can limit a positioning variable angle of the clamping seat in a certain angle range, so that the close cooperation is realized.
Owner:SANMENXIA POWER SUPPLY COMPANY OF STATE GRID HENAN ELECTRIC POWER +1

Method for reloading and simulating various industrial Internet of Things sensor equipment

The invention provides a method for reloading and simulating various industrial Internet of Things sensor equipment. The method comprises a program control system, a simulation Internet of Things module, a real-time clock module, a communication module and a storage module, wherein the program control system is in communication with the simulation Internet of Things module through the communication module; the simulation Internet of Things module is connected to the storage module and the real-time clock module; the control method comprises the following steps of step 10, carrying out a heavyload stage, wherein the simulation Internet of Things module receives a reloading code sent by the program control system and reloads the equipment; step 20, carrying out a preset data sequence stage,wherein a preset data sequence is sent to the simulation Internet of Things module by the program control system and is stored in the storage module; and step 30, carrying out a simulation stage, wherein after the simulation Internet of Things module is successfully reloaded, a controller in the simulation Internet of Things module reads out the preset data sequence from the storage module, and outputs through a suitable communication mode according to the preset data sequence and a corresponding communication protocol.
Owner:FUJIAN UNIV OF TECH

Preparation process of flame-retardant sound-insulation rubber pad

The invention discloses a preparation process of a flame-retardant sound-insulation rubber pad, and relates to the technical field of sound-insulation material processing. The flame-retardant sound-insulation rubber pad comprises a sound-insulation layer, a flame-retardant layer and a waterproof layer which are sequentially arranged from bottom to top; wherein the preparation process of the flame-retardant and sound-insulation rubber pad comprises the steps of preparation of the sound-insulation layer, steam pumping, heating drying, gluing, cold die forming, cutting, quality inspection, packaging, warehousing and the like. The invention further discloses a drying and gluing integrated machine for drying and gluing treatment. The rubber pad can hold a good sound insulation effect on the premise that the thickness is not increased, the rubber pad is fluffy through cooperation with the production process suitable for the rubber pad, that is, steam at certain steam pressure, temperature and time is pumped, heating, drying, gluing and die assembly forming under certain pressure are achieved through the drying and gluing all-in-one machine, and tehrefore, the rubber pad product has excellent sound insulation and shock absorption effects.
Owner:安徽蓝格利通新材应用股份有限公司

Crane boom and crane

The invention provides a crane boom and a crane and relates to the technical field of engineering equipment. The crane boom comprises a primary arm and a secondary arm rotataly connected onto the primary arm, wherein one of the primary arm or secondary arm is provided with a sensor; the other of the primary arm or secondary arm is provided with a triggering piece; the sensor and the triggering piece are fixedly connected with a circular hole in the crane boom; and when the included angle between the primary arm and the secondary arm reaches a preset extreme position included angle, the triggering piece can trigger the sensor. The crane boom can timely feed back relevant information when the included angle between the primary arm and the secondary arm reaches the preset extreme position included angle. As the triggering piece and the sensor are fixed through the circular hole, the situation that a working staff repeatedly debugs the positions of the sensor and the triggering piece on site is avoided, and both time and labor are saved. The crane comprises the crane boom; and as the positions of the sensor for feeding back the included angle of the primary arm and the secondary arm and the triggering piece do not need to be repeatedly adjusted, the crane has the advantage of saving labor cost and time cost.
Owner:ZHEJIANG SANY EQUIP

An intelligent control environment-friendly vehicle charging system and method thereof

ActiveCN108946214BIntelligent adjustment control processIntelligent control of environmental regulation and control processConveyorsControl devices for conveyorsAir volumeDust control
The invention discloses an intelligent control type environment-friendly automobile material loading system. The system comprises a local sealing cover (1), a dust shielding curtain (2), an ash conveying chute (3) and an automobile (4), wherein the dust shielding curtain (2) is connected to the periphery of the lower part of the local sealing cover (1), the ash conveying chute (3) is arranged at the upper part of the local sealing cover (1), moreover, the ash conveying chute (3) communicates with the interior of the local sealing cover (1), the automobile (4) is provided with an automobile material loading box (401), and the automobile material loading box (401) is positioned below the dust shielding curtain (2). According to the intelligent control type environment-friendly automobile material loading system, the optimal configuration of the automobile and the material unloading speed as well as the dust removal air volume of the ash conveying chute can be achieved, moreover, the debugging result is recorded in real time to be uploaded to a system database to be used for the next material unloading process, and the whole regulation and control process is intelligent, environment-friendly and free of labor cost.
Owner:ZHONGYE-CHANGTIAN INT ENG CO LTD

Linear inertial piezoelectric actuator with displacement sensing function and its actuation method

The invention relates to a linear inertial piezoelectric actuator with a displacement sensing function and an actuating method. The actuator consists of a cylindrical housing, a base, a moving unit, adiamond ring, a piezoelectric stack, an inertial mass block, a permanent magnet and a proportional linear Hall sensor, wherein the bottom end of the cylindrical housing is fixedly connected with thebase; the interior of the cylindrical housing is as follows from top to bottom successively: the moving unit whose left and right ends are closely attached to a rail square groove in the casing, the diamond ring which is connected with the moving unit through an adjusting screw, the piezoelectric stack which is mounted in the diamond ring in an interference manner, the inertial mass block which isbonded under the diamond ring, the permanent magnet which is fixed to the lower surface of the inertial mass block, and the proportional linear Hall sensor which is mounted on the upper surface of the base. The linear inertial piezoelectric actuator with the displacement sensing function and the actuating method in the invention use an asymmetric sawtooth wave to drive the piezoelectric stack; actuation is performed through the principle of inertial impact; the proportional linear Hall sensor is adopted to sense the displacement in real time; the structure is compact and easy to install, theactuation is fast and accurate, the outage is locking, and the clamping force is adjustable.
Owner:西安朗威科技有限公司

Article endpoint heat sealing mold

The invention provides an article endpoint heat sealing mold. A top end heat sealing device and a bottom end heat sealing device are arranged on a fixed mold correspondingly, rotating devices are arranged on the top end heat sealing device and the bottom end heat sealing device, an adjusting device is connected with the rotating devices, a side surface heat sealing device is arranged on the adjusting device, and the side surface heat sealing device comprises a heat sealing plate, a heat sealing telescopic frame and a heat sealing air cylinder, a heat sealing rail is arranged on the adjusting device, the heat sealing telescopic frame is arranged on the heat sealing rail, the heat sealing air cylinder is arranged in the heat sealing telescopic frame, the heat sealing plate is arranged on oneside of the heat sealing telescopic frame, a driver is arranged on a heat sealing support, and the driver is used for driving the heat sealing telescopic frame to move up and down. The side surface heat sealing device can be used for properly adjusting the heat sealing telescopic frame according to the size of an article to be wrapped in films, so that the distance between the heat sealing plateand the article to be wrapped in films is driven to be adjusted, so that the side surface heat sealing device can be suitable for film wrapping operation on articles with different sizes.
Owner:TIANJIN HAIJING PLASTIC PROD

A flexible core-pulling device for a numerically controlled pipe bender

ActiveCN109985942BEasy to insertAvoid bending defectsNumerical controlHydraulic cylinder
The invention discloses a flexible core pulling device of a numerical control pipe bending machine. A sliding end of a sliding shaft is located in an inner hole of a sliding sleeve; four guiding pillars are fixed in guiding pillar fixing grooves in the inner surface of the sliding sleeve correspondingly, the working surfaces of the guiding pillars are distributed in guiding pillar grooves in the outer periphery surface of the sliding shaft in an embedded mode correspondingly; and a plunger type hydraulic cylinder is installed at the top end of a connecting rod of the sliding shaft, and a wiredrum and a core mold are connected to two ends of a steel wire rope. According to the flexible core pulling device of the numerical control pipe bending machine, a cumbersome pulling rod is replaced with the steel wire rope, a core rod of a traditional core mold of a structure with a core print and with the core rod is reduced, and only a core print is remained, the steel wire rope is directly connected to a head core print, and repeatedly adjustment of the position of the core rod in a pipe fitting, a defect of curving of the pipe fitting caused by excessive extending-out quantity of the corerod and interference of other molds are avoided; and the core mold can be conveniently inserted into the pipe fitting, and the installing time of the core mold is shortened, so that the molding quality is improved.
Owner:RES & DEV INST OF NORTHWESTERN POLYTECHNICAL UNIV IN SHENZHEN +1
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