13results about How to "Avoid side force" patented technology

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.

The oil cylinder lifting double-guide-rail derrick comprises a derrick upper section, a derrick middle-upper section, a derrick middle-lower section and a splayed derrick lower section which are sequentially connected through pin shaft lug plates from top to bottom, the bottom of the derrick lower section is connected with rear legs through pin shafts, a connecting frame is arranged on the inner side of the derrick middle-lower section, and lifting supports are symmetrically arranged on the outer side of the derrick middle-lower section. A lifting hydraulic cylinder is hinged to the lifting support, the end, away from the lifting support, of the lifting hydraulic cylinder is hinged to the base, a racking platform is arranged on the outer side of the upper middle section of the derrick, and top drive guide rails are fixedly connected to the inner walls of the left sides and the right sides of the upper derrick section, the upper middle section of the derrick, the lower middle section of the derrick and the lower derrick section. The left and right sides of the derrick upper section, the derrick middle-upper section 2, the derrick middle-lower section and the derrick lower section are also provided with pipe lifting manipulator guide rails parallel to the top drive guide rails; the structure is compact, the number of transport vehicles is small, and oil cylinder derrick lifting and placing can be achieved.

The utility model discloses a working mechanism with multiple rotating heads, which solves the technical problems of low working efficiency and poor effect of an electric tool with a single working head in the prior art. The multi-rotating-head working mechanism comprises a driver, a plurality of rotating heads and a planetary gear assembly, the planetary gear assembly comprises a main shaft, a planet carrier, a plurality of planetary gears, a plurality of rotating shafts and fixedly-arranged meshing units, the rotating shafts are rotatably arranged on the planet carrier, and the meshing units are fixedly arranged on the main shaft. The planetary gears, the rotating shaft and the rotating head rotate synchronously, the rotating head is arranged below the planet carrier, the driver is in transmission connection with the main shaft, the planet carrier is installed on the main shaft and rotates synchronously with the main shaft, and the meshing unit is meshed with the multiple planetary gears. And the planet carrier rotates to drive the plurality of planet gears to revolve around the axis of the main shaft and enable the plurality of planet gears to rotate around the axis of the rotating shaft. The utility model further provides an electric tool which adopts the multi-rotating-head working mechanism in the technical scheme.

The utility model discloses a stacking clamp suitable for a rectangular coordinate type robot. The stacking clamp comprises a middle plate, a separating and combining part and a lifting part. The middle plate is arranged on the rectangular coordinate type robot; the separating and combining part is arranged on the middle plate; the number of the lifting parts is two, and the lifting parts are symmetrically arranged on the two sides of the separating and combining part. The lifting part comprises a long plate and a lifting mechanism; the multiple lifting mechanisms are evenly arranged on the long plate in the length direction of the long plate. According to the turnover box lifting device, the turnover box is effectively lifted and transferred, and it is ensured that lateral force borne by the side wall of the turnover box is reduced as much as possible in the process.

The invention belongs to the technical field of textile machinery, and discloses a roller dismounting device and a working method thereof.The roller dismounting device comprises a rack, a controller is arranged on the rack, a working groove is formed in the top of the rack and used for containing a roller, the roller comprises a shaft body and a roller body, the shaft body is sleeved with the roller body, and the shaft body is in interference fit with the roller body; an oil cylinder fixedly connected with the rack is arranged on the left side of the rack in a penetrating mode, the oil cylinder extends into the working groove, and an output shaft of the oil cylinder is fixedly connected with an ejector rod; a plurality of groups of latch holes are formed in the rack and located on the front side and the rear side of the working groove, a limiting latch is inserted into one group of latch holes, a through hole is formed in the limiting latch, and the shaft body is sleeved with the limiting latch through the through hole. The roller dismounting device is specially designed for solving the problem that a roller shaft body and a roller body are in interference fit and are difficult to dismount, the oil cylinder drives the ejector rod to push the shaft body, the roller is dismounted under the action of mechanical force, and the dismounting efficiency is greatly improved.

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.

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.

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.

The utility model relates to the technical field of numerical control machine tools, in particular to a pneumatic type tool magazine door opening and closing structure which comprises a tool magazine bin used for containing a tool magazine, a tool magazine door and a pushing mechanism, and the tool magazine door is movably arranged at the opening end of the tool magazine bin and can rotate relative to the tool magazine bin. The pushing mechanism comprises installation seats fixedly arranged on the two sides of the inner wall of the tool magazine bin, an air cylinder rotationally connected with the installation seats and a pushing rod, one end of the pushing rod is fixedly connected with an air rod in the air cylinder, and the other end of the pushing rod is rotationally connected with the inner wall of the tool magazine door. The pushing mechanism is integrated in the tool magazine bin, the tool magazine structure occupies less external space, mutual interference with other components of a machine tool can be avoided, the two ends of the pushing rod are provided with the connectors, and the connectors can be rotationally connected with the tool magazine door and the rotating base on the fixing base. And clamping stagnation or unnecessary lateral force application due to angle limitation caused by fixed connection can be avoided along with the rotating track of the door.

Stand columns are arranged at the four corners of a machine body respectively, the upper ends of the four stand columns are connected into a whole through an upper cross beam, the lower ends of the four stand columns are connected into a whole through a base, a workbench is arranged at the top of the base, a main cylinder is installed in the center of the upper cross beam, and a hydraulic cylinder is installed in the main cylinder. The lower end of a plunger of the main cylinder is fixedly connected with the center of the sliding block; quick cylinders are symmetrically mounted on the two sides of the main cylinder, and the lower ends of plungers of the quick cylinders are connected with the tops of the sliding blocks through lubricating type thrust knuckle bearings respectively; the opposite end faces of the left stand column and the right stand column are connected with long guide rails in the height direction of the stand columns respectively, and a front copper guide plate, a rear copper guide plate, a left copper guide plate and a right copper guide plate are arranged between the four corners of the sliding block and the corresponding long guide rails respectively to adjust precision. And a through hole through which a piston rod of the ejection cylinder extends upwards is formed in the center of the workbench. The hydraulic machine is good in rigidity, smooth in sliding block operation, high in precision and strong in unbalance loading resistance.

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.

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.