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Pressure-resistant internal resistance testing device and circuit breaker testing equipment
The application discloses a kind of pressure resistance internal resistance test device and circuit breaker test equipment, it is related to low-voltage electrical apparatus test field.The pressure resistance internal resistance test device includes mounting seat, with the internal resistance electrode of mounting seat fixed connection, and with the pressure resistance electrode of mounting seat movable connection, the pressure resistance electrode coaxially is arranged on the outside of the internal resistance electrode, and the pressure resistance electrode and the internal resistance electrode are mutually insulated, along the axial direction of the internal resistance electrode, the contact surface of the pressure resistance electrode is projected from the contact surface of the internal resistance electrode, after the contact surface of the pressure resistance electrode and busbar abut, the pressure resistance electrode moves towards the side close to the mounting seat, until the contact surface of the internal resistance electrode and the busbar abut.The pressure resistance internal resistance test device uses the design of pressure resistance electrode and internal resistance electrode coaxial arrangement, can be compatible with the test demand of different direction busbar, reduce the damage of component caused by force imbalance, to improve detection stability, and reduce maintenance cost.
Owner:SHANGHAI LIANGXIN ELECTRICAL CO LTD +1
Large-span cover piece tensioning and anchoring structure
Owner:CCCC (KUNMING) CONSTR CO LTD
Electric tool anthropomorphized automatic test method based on six-dimensional force sensor
PendingCN122709159AGuaranteed physical plausibilityAvoid unusual actions
The application relates to a kind of electric tool anthropomorphism automatic test method based on six-dimensional force sensor, method includes: obtaining the multimodal perception data in the process of mechanical arm clamping electric tool test;Based on the topographic features of target test surface are extracted from multimodal perception data, and the physical semantic graph of test scene is constructed in combination with preset physical rules;Physical semantic graph is converted into physical semantic feature vector, and physical semantic feature vector is input into pre-trained strategy model, and the action trajectory segment of mechanical arm is generated;Action trajectory segment is sent to force-position hybrid controller, and force closed loop correction is carried out based on force sensation data through force-position hybrid controller, and mechanical arm clamping electric tool is driven to execute automatic test action.The application has the advantages that the flexible operation ability of optimization automatic test lacks anthropomorphism, which causes the test condition to deviate from the real use working condition problem.
Owner:HANGZHOU TULING ROBOT CO LTD
Six-dimensional force measuring platform calibration equipment
ActiveCN224122095UReduce the impact of loading accuracyHigh loading accuracyMeasurement of force componentsForce/torque/work measurement apparatus calibration/testingFriction forcePulley
The utility model relates to the technical field of force measuring platforms, in particular to six-dimensional force measuring platform calibration equipment, which comprises a frame, a normal loading frame, a lateral loading frame and a force measuring platform clamp, and is characterized in that the normal loading frame is positioned at the upper part of the six-dimensional force measuring platform calibration equipment and is used for realizing calibration of normal force; the lateral loading frame is located on the left side of the six-dimensional force measuring platform calibration device and used for achieving calibration of lateral force, the force measuring platform is fixedly clamped on the force measuring platform clamp, and the top of the force measuring platform is fixedly connected with the normal loading frame through the normal loading clamp. According to the six-dimensional force measuring platform calibration equipment, the influence of the friction force of the pulleys on the loading precision is reduced. The normal loading frame can realize calibration of normal force, and the two lateral loading frames are respectively used for horizontal X-direction and Y-direction force transmission and are matched with a plurality of standard sensors to carry out loading at different positions, so that the actual stress condition can be more accurately simulated, the calibration precision of six-dimensional force is effectively improved, and the requirements of various industries on high-precision measurement can be met.
Owner:NANJING SHUZHI MICRO-SENSING TECH CO LTD
A compression assembly and stirling cryocooler therefor
ActiveCN224352057UImprove reliabilityImprove maintainabilityPositive displacement pump componentsPositive-displacement liquid engines
The utility model relates to a stirling refrigerating machine technical field, concretely is a kind of compression assembly and its stirling refrigerating machine, it is related to big base, comprising: compression cylinder, the inside of compression cylinder is provided with compression piston;Compression pin shaft, it is arranged in the inside of compression piston along radial, and the connecting place of compression pin shaft and compression piston is provided with fastener;Compression connecting rod, one end is inserted in the inside of compression piston, and the compression connecting rod is connected with compression pin shaft.Connecting by fastening screw and compression pin shaft for compression piston, the reliability of compression piston and pin shaft connection can be improved, simultaneously, it is convenient to refrigerating machine inspection and maintenance compression piston, improve the maintainability of refrigerating machine, avoid the problem of lateral force and piston wear caused by interference assembly or adhesive fixed of traditional compression piston and compression pin shaft.
Owner:WUHAN GAOXIN TECH
Novel through-wall bushing demolding tool
The utility model discloses a novel wall bushing stripping tool, including mould and the wall bushing that needs to separate in the mould, the fixed hole is opened to the mould bottom, the stripping tool includes frock frame, pulling mechanism and mould positioning mechanism, and the pulling mechanism and mould positioning mechanism are oppositely arranged on frock frame. The utility model relates to the technical field of dismounting frock, and the frock integrates the automatic hoist, the lifting rotating mechanism and the locking assembly, realizes the mechanization operation from mould positioning, locking to bushing pulling, separates, shortens single piece stripping time, and effectively promotes overall production efficiency. Through coaxial opposite setting of pulling mechanism and mould positioning mechanism, it is ensured that pulling force is stably applied along the wall bushing axis, the lateral force and impact force produced by traditional knocking, prying and other modes are avoided, the damage of the wall bushing and mould in the stripping process is effectively prevented, and the product yield and mould service life are significantly improved.
Owner:DALIAN CTC INSULATOR CO LTD
Counter-force plate for field detection of tensile adhesive strength
ActiveCN224247565Udoes not affect accuracyGuaranteed stabilityMaterial strength using tensile/compressive forcesUsing mechanical meansUltimate tensile strengthMechanical engineering
A counter-force plate for field detection of tensile bonding strength belongs to the technical field of external wall insulation board bonding strength detection auxiliary equipment and comprises two resistance plates, a telescopic switching mechanism is mounted between the two resistance plates, L-shaped clamping plates are fixedly mounted on the lower surfaces of the resistance plates in a front-back symmetry manner, and the four L-shaped clamping plates are oppositely arranged. In practical application, the anti-blocking plate can replace an external wall thermal insulation material to be in contact with a frame body of a drawing instrument, lateral force parallel to a bonding surface can be prevented from being generated in the whole detection process, and it is ensured that the accuracy of a detection result is not affected. Besides, through cooperative cooperation of the telescopic switching mechanism and the four L-shaped clamping plates, stable attachment of the resistance plate and the external wall thermal insulation material can be achieved, so that the stability of the resistance plate during detection is ensured, and the detection effect is ensured.
Owner:LIAONING BUILDING SCI RES INST