122results about How to "Achieve movement" patented technology

The invention relates to the technical field of micro-robots, in particular to a novel piezoelectric three-legged jumping type robot and a control method thereof.The method includes the steps that a base of the robot is machined on beryllium copper through a laser cutting method, and then a piezoelectric ceramic piece is pasted on the base of the robot through epoxy resin glue; and finally, the piezoelectric driving legs are bent to obtain the appearance of the robot. And then a driving circuit and a lithium battery are connected, so that the motion mode of the robot can be controlled. Specifically, by changing a piezoelectric ceramic piece at the top of a body and applying voltages in different directions to piezoelectric driving legs, the piezoelectric driving legs continuously generate contraction and extension deformation, movement of the piezoelectric robot is achieved, and by applying voltages to different legs, displacement in a specific direction can be achieved. The piezoelectric ceramic piece on the top of the body can play a role in amplifying displacement of a single leg, and the robot can jump by applying voltage to the three legs and the ceramic piece on the top at the same time.

The invention relates to a clutch control method and device and computer equipment. The method comprises the following steps: acquiring operation parameter information and environment information of a vehicle; under the condition that the operation parameter information meets a preset condition, the current position and the actual temperature of a clutch of the vehicle are obtained, and the actual transmission torque of the clutch is obtained according to the operation parameter information and the environment information; according to the current position, the actual temperature and the actual transmission torque, a first characteristic association library of the clutch is updated; and controlling the clutch according to the operation parameter information and the updated first characteristic association library. By means of the method, the clutch can move to the correct position in the driving process.

The invention relates to a pipeline welding device for a thermal power plant. The pipeline welding device comprises a frame body, an inner ring centering mechanism, an outer ring centering mechanism, an inner ring welding mechanism and an outer ring welding mechanism, the inner ring centering mechanism comprises a driving motor, a two-way screw rod, two auxiliary supporting seats, two plugs and a guide assembly; the two auxiliary supporting seats are installed on the frame body, the two-way screw penetrates through the two plugs, the two-way screw is rotationally connected with the auxiliary supporting seats, and the two plugs are connected to the two-way screw in a threaded mode; the driving motor is mounted on one of the auxiliary supporting seats; the inner ring welding mechanism comprises a supporting base, a lifting air cylinder and an inner welding machine. The supporting base is horizontally installed on the two-way screw, the lifting air cylinder is installed on the supporting base, and the internal welding machine is installed on a piston rod of the lifting air cylinder. By means of the inner ring centering mechanism and the outer ring centering mechanism, two pipelines of different sizes and specifications can be centered and fixed conveniently, welding of inner ring butt seams and outer ring butt seams of the pipelines of different sizes and specifications is achieved, and the welding quality of the pipelines is improved.

The invention provides a modular variable-structure robot with flexible active rotational joints, and relates to the technical field of robots. The modular variable-structure robot comprises robot single bodies and walking mechanisms, the multiple robot single bodies and the multiple walking mechanisms are sequentially and alternately connected in series and combined to form the modular variable-structure robot, the walking mechanisms are arranged at the two ends of the modular variable-structure robot, and the walking mechanisms can achieve movement of the robot in a pipeline with the space three-dimensional shape changing. The specific use number of the robot single bodies can be selected according to task requirements, flexible reconstruction is carried out under auxiliary cooperation of the walking mechanism, the energy utilization rate and the pipeline traffic capacity are improved, and cost is effectively reduced. The first ends of the robot single bodies can flexibly rotate the joints to drive the walking mechanisms connected with the joints to rotate relatively so as to actively adjust the joint included angle between every two adjacent robot single bodies, and therefore the robot adapts to changes of the pipe diameter and the environment in the walking process and is applied to detection and dredging operation of various pipelines.

The invention discloses a variable-diameter intelligent obstacle-avoiding tree-climbing robot. The robot comprises a main trunk mechanism, an upper climbing mechanism and a lower steering mechanism which are in bilateral symmetry. The main trunk mechanism is arranged in the middle of the robot, driving steering engines are placed on the four limb parts respectively to control rotation of joints, the upper climbing mechanism is arranged on the upper half portion of the main trunk and is composed of two structures which are identical in structure and provided with driving motors at the tail ends, and tires are driven by the driving motors to achieve vertical climbing of the robot. The lower steering mechanism is arranged on the lower half portion of the main trunk and is also composed of two structures which are identical in structure and provided with driving motors at the tail ends, and lower tires are driven by the driving motors to achieve circumferential movement of the robot to the trees. The upper climbing mechanism and the lower steering mechanism are connected with the rotating joints of the four limbs of the main trunk through the arm structures respectively, so that the climbing mechanism and the steering mechanism clamp and unclamp a tree. Under the action of movement of the main trunk mechanism, the upper climbing mechanism and the lower rotating mechanism, the tree climbing robot is simple in structure, good in obstacle crossing ability and good in stability, and clamping force can be actively adjusted to adapt to continuous change of the diameter of a tree; the self-locking device can move axially and circumferentially along a trunk, has a self-locking function and can stop at any position.

The invention relates to the technical field of electric explosion valves, and particularly discloses an electric explosion valve device which comprises a valve body, a valve element, a cut-off pin and a detonator assembly. The valve element is arranged in the containing cavity in a sliding mode and provided with a through hole, and the through hole intersects with the axis of the valve element. The cut-off pin is inserted into the through hole, and the two ends of the cut-off pin are connected with the valve body. The detonator assembly comprises a detonator which is arranged in the containing cavity. When the electric explosion valve device works, the detonator is detonated, high-pressure and high-kinetic-energy gas generated by the detonator pushes the valve element to move, and the valve element cuts off the two ends of the cut-off pin. The two ends of the cut-off pin are connected with the valve body, the contact length of the cut-off pin and the valve body in the radial direction of the valve body is increased, the cut-off pin does not need to extend out of the valve body in the radial direction of the valve body, and the radial size of the electric explosion valve is conveniently controlled. Besides, compared with the prior art that a plurality of cut-off pins are arranged on one side of the valve body, the cut-off pins penetrate through the valve element through the through holes, the two movable sides of the valve element cut off the two ends of the cut-off pins, and the two sides of the valve element are evenly stressed.

The invention relates to the technical field of beach intertidal zone biological sampling, and discloses a beach intertidal zone biological sample collecting and screening device and method.The beach intertidal zone biological sample collecting and screening device comprises a frame, beach intertidal zone biological samples can be sampled and collected, during sampling and collecting, the sampled samples can be screened and filtered, and silt in the samples can be filtered and removed; after filtration and removal, the filtered biological sample can be collected up and down, and filtration and collection at multiple positions can be realized; according to the cleaning and filtering device, cleaning can be achieved during filtering, water can be automatically supplemented, movable cleaning can be achieved during cleaning, cleaning is thorough, the cleaning and filtering process can be monitored, and the cleaning degree can be conveniently judged; according to the present invention, the device has characteristics of simple structure, easy operation, easy sample digging, easy filtration and screening, sample digging at a plurality of positions, movement on the mud flat, and sampling when the device moves to different positions.

The invention provides a cylindrical part axial weld joint stirring friction welding device which comprises a supporting base, a clamp driving assembly is fixedly installed on the supporting base, and a double-station clamp assembly is connected to the clamp driving assembly; a supporting stand column is arranged on one side of the supporting base, a Z-axis driving assembly is installed on the supporting stand column, an X-axis driving assembly is installed on the Z-axis driving assembly, and a stirring friction welding machine is installed on the X-axis driving assembly. Through the clamp driving assembly arranged on the supporting base in the X direction, movement of the double-station clamp assembly in the X direction can be achieved; through the Z-axis driving assembly arranged on the supporting stand column and the X-axis driving assembly installed on the Z-axis driving assembly, movement of the friction stir welding machine in the Z direction and the X direction can be achieved; the cylindrical part can be positioned and clamped through the double-station clamp assembly, and the welding accuracy and stability of the welding seam of the cylindrical part are guaranteed.

The clamping and transporting device for intelligent logistics transportation comprises a clamping mechanism, a transporting vehicle frame and a transporting box, and the transporting box is installed on the transporting vehicle frame; the clamping mechanism is installed on the transport vehicle frame on one side of the transport box in the positive direction of the X axis, the clamping mechanism comprises a multi-stage rotating mechanism and a clamping jaw air cylinder, and the multi-stage rotating mechanism can drive the clamping jaw air cylinder to achieve multi-stage rotating operation; a driving end at the top of the lifting mechanism can penetrate through the box body and then is connected with a storage rack above the box body; clamping mechanisms are arranged in the positions, on the two sides in the X-axis direction, of the upper portion of the storage rack correspondingly, and each clamping mechanism comprises a clamping driving mechanism and a clamping plate. The frame clamping mechanism and the transport box are integrated on the transport vehicle frame at the same time, the clamping function and the transport function are integrated at the same time, the clamping operation range can be flexibly selected, and the use adaptability range is wider.

This application relates to a vacuum monitoring device for connection to a vacuum pipeline. It includes a first storage body forming a vacuum cavity; a second storage body connected to the first storage body; an indicator block disposed within the second storage body, one end of which is movably connected to the outer wall of the first storage body, and the other end of which is elastically connected to the inner wall of the second storage body; a through hole is formed in the wall of the first storage body, communicating with the vacuum pipeline. Changes in the vacuum level within the vacuum cavity cause the indicator block to reciprocate. The device also includes a vacuum toilet connected to the vacuum monitoring device. This vacuum monitoring device has a simple structure and is easy to install. More importantly, it can determine the vacuum level in the vacuum pipeline in real time, thus facilitating better use of the vacuum toilet.

The utility model relates to the technical field of radiator processing, and provides a welding machine positioning structure for radiator processing, which comprises a base and two clamping plates, the top of the base is provided with a positioning groove, the top of the base is provided with two symmetrically arranged sliding plates in a sliding manner, the top of the base is provided with an air cylinder, and the air cylinder is provided with an air outlet. The output end of the air cylinder is fixedly connected to one side of one sliding plate through a screw, the base and the two sliding plates are jointly provided with a positioning auxiliary device, through arrangement of a driving block, a driven block and other structures, the sliding plates drive the driving block to move through a connecting rod, and then operation of a transmission belt is achieved. According to the technical scheme, movement of the driven block is achieved, so that synchronous and relative movement of the two sliding plates is achieved, synchronous movement of the two sliding plates can be achieved only by pushing and moving the sliding plates, cost is saved, and through the technical scheme, the problems that in the prior art, cost is high, and practicability is poor are solved.

The deburring device for high-voltage motor shell production comprises a bottom plate, the top of the bottom plate is fixedly connected with two supporting tables which are symmetrically distributed, the outer sides of the supporting tables are fixedly connected with electric push rods, the output ends of the electric push rods are fixedly connected with a driving motor, and the driving motor is fixedly connected with a deburring device. The driving motor is slidably connected with the supporting table, and the outer side of the output end of the driving motor is fixedly connected with a grinding wheel. According to the motor shell deburring device, the motor shell can be placed and supported through the design of the workbench so as to be used for deburring work, movement of the screw rod can be achieved by rotating the rotating shaft, threaded movement of the threaded sleeve can be achieved through threaded connection of the screw rod and the threaded sleeve, and the threaded sleeve can drive the workbench to move in the vertical direction; therefore, the height of the shell can be adjusted, and the shell can be horizontally synchronized with the deburring assembly even when motor shells of different sizes are deburred, so that the machining effect is improved.

The utility model relates to the technical field of metal surface defect detection, in particular to a rare metal surface defect nondestructive detection device which comprises a supporting leg plate, a transverse plate is arranged on the upper side of the supporting leg plate; a detection table is arranged on the upper side of the transverse plate; the detection table is fixedly installed on the upper side of the transverse plate through supporting legs, clamping plate assemblies are arranged on the two sides of the detection table, and an upper transverse arm capable of moving front and back is arranged on the upper side of the detection table. Nondestructive testing equipment is arranged at the bottom of the upper cross arm; a servo motor a rotates to drive a lead screw b to rotate, a T-shaped sliding block cannot rotate along with the lead screw b due to the limiting effect of a T-shaped groove, the lead screw b rotates to drive the T-shaped sliding block to move left and right, and therefore movement of nondestructive testing equipment in the X-axis direction is achieved; through rotation of the servo motor b, the upper cross arm can move back and forth in the Y-axis direction, so that the nondestructive testing equipment can move in the Y-axis direction, and the whole surface of a metal material can be detected.

The utility model discloses a vibration testing device for electronic product processing, which comprises a testing rack, a supporting seat is arranged in the testing rack, grooves are arranged on the inner walls of the two sides of the testing rack, limiting plates are fixedly connected in the grooves, connecting plates are sleeved on the limiting plates in a sliding manner, and the connecting plates are connected with the supporting seat in a sliding manner. One end of the connecting plate is fixedly connected with the supporting seat, the bottom of the supporting seat is fixedly connected with a traction plate, the traction plate is narrow in front and wide in rear, the outer wall of one side of the testing rack is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating rod, one end of the rotating rod is rotatably connected with the inner wall of the testing rack, and the other end of the rotating rod is fixedly connected with the supporting seat. The vibration testing device for electronic product processing is reasonable in structural design, can conveniently complete rapid fixation of an electronic product, facilitates vibration testing of the electronic product, and is easy to operate and use.

The present invention is applicable to the field of architectural design technology, and in particular to an automated architectural space combination method based on multi-agent deep reinforcement learning, the method comprising: constructing an agent according to the building renovation goal, and setting up an agent training environment; setting initial parameters of the agent and the agent training environment; the agent makes a decision based on the initial parameters, and dynamically simulates and diffuses the agent in the agent training environment according to the decision generated by the agent, and obtains the functional room layout result; scores are given according to the functional room layout result, and the decision is optimized based on the scoring result, and training is continued until the score of each agent reaches a preset value. The present invention realizes the movement and collaboration of the agent in the environment, thereby improving the flexible decision-making ability of the agent in the reinforcement training, and in this way, the trained agent can quickly and effectively complete the renovation design task.

The invention belongs to the technical field of wind tunnel test and flight control crossing, and discloses a multivariable hypersonic variable configuration aircraft model and a design and installation method thereof. The design method comprises the steps of determining total design requirements; determining components; selecting a hypersonic wind tunnel; designing subsystems of the model; mounting on the ground; and ground simulation. The model comprises a model precursor and a model afterbody which are sequentially connected from front to back; a variable-centroid mechanism is arranged in an inner cavity of the model precursor; a balance and a dynamic supporting mechanism are sequentially arranged on the central axis of the inner cavity of the model rear body from front to back; the front-section wall surface of the inner cavity of the model rear body is provided with a variable wing surface mechanism, and the rear-section wall surface is provided with a steering engine system. The mounting method comprises the following steps: firstly, sequentially mounting the variable centroid mechanism, the variable airfoil surface mechanism and the steering engine system, secondly, mounting the dynamic support device and the balance on a web support plate of the hypersonic wind tunnel attack angle mechanism, and finally, combining the model precursor and the model afterbody, and carrying out centroid adjustment and line connection. The method can be used for performance evaluation and has engineering practical value.

The utility model discloses combined type low-temperature plasma deodorization equipment, which comprises a main body unit, an air exhaust pipeline, a fixing mechanism and a control unit, the main body unit comprises a box body, the upper end of the box body is fixedly provided with an air exhaust pipeline, the lower end of the box body is provided with a fixing mechanism, and the box body is provided with a clamping groove; the working unit comprises fixing blocks symmetrically arranged on one side of the box body, sliding grooves are formed in the fixing blocks, cover plates are arranged in the sliding grooves in a sliding mode, and buckle mechanisms are arranged on the cover plates; the moving unit comprises a motor fixedly connected to one side of the box body, the output end of the motor is fixedly connected with a first rotating shaft, one end of the first rotating shaft is provided with a first connecting rod, and the first connecting rod is provided with a connecting mechanism. The filter screen can be mounted in the box body through the mounting box to filter gas, when the filter screen needs to be cleaned, the pull rod can be pulled upwards, the pull rod drives the connector to move, and the connector drives the cover plate to move upwards, so that the mounting box is opened, and the filter screen is cleaned and replaced.

The present application relates to an automatic loading device for a machining center, and relates to the field of machine tool processing technology, which includes a support assembly, a loading assembly, a processing assembly, a transfer assembly, a plurality of clamping assemblies, a material removal assembly, and a plurality of adjustment assemblies. The support assembly includes a support frame, and the loading assembly includes a loading piece for placing unprocessed gears, and the processing assembly is connected to one side of the support frame; the transfer assembly includes a transfer rod, a transfer piece, and a power piece, and the transfer piece is connected to the transfer rod, and the power piece is connected to the transfer rod to drive the transfer rod to rotate, and a plurality of clamping assemblies are all connected to the transfer piece, and the material removal assembly includes a material removal piece for placing the processed gears; the adjustment assembly corresponds to the clamping assembly one by one, and the adjustment assembly includes two adjustment cylinders and two connecting pieces, and the cylinder body of the adjustment cylinder is connected to the transfer piece, and the piston rod of the adjustment cylinder is connected to the connecting piece, and the loading piece and the material removal piece are connected to the connecting piece. The present application has the effect of improving the effect of grasping accuracy.

The invention provides a motor movement method, device and equipment of nursing equipment, a medium and a program product. The method comprises the following steps: acquiring a mode starting signal of a motor; controlling a control parameter corresponding to the forward rotation of the motor to change in a preset parameter range according to the mode starting signal, and controlling a control parameter corresponding to the reverse rotation of the motor to change in the preset parameter range to generate a first driving signal corresponding to the forward rotation of the motor and a second driving signal corresponding to the reverse rotation of the motor; and in the same period, the first driving signal and the second driving signal are sent to the motor. According to the embodiment of the invention, the vibration strength of the motor is higher, and large-amplitude vibration sweeping can be realized, so that the cleaning effect of the nursing equipment is better.

The invention discloses a full-vector spherical wheel chassis system based on a magnetic field vector control technology, which comprises an aluminum alloy chassis and four spherical tires, and each spherical tire is equipped with a set of electromagnetic driving device. The spherical tires and the electromagnetic driving devices corresponding to the spherical tires are symmetrically arranged with the forward direction of the vehicle at angles of 45 degrees (two in the front of the vehicle) and at angles of 135 degrees (two in the rear of the vehicle) respectively. The electromagnetic driving device is used for generating a control electromagnetic field to drive the spherical tires to run, so that omni-directional running of the vehicle is realized. The electromagnetic driving device is provided with four groups of full-vector magnetic field control coils and four groups of support suspensions, and the spherical tire is made of butyl rubber and is internally provided with a permanent magnet. The full-vector driving device is good in using effect, various actions can be achieved through full-vector running of the four spherical tires, and the maneuverability and the using effect of a vehicle body are greatly improved.

The invention relates to a machine tool (1), in particular a hammer drill or chisel hammer, comprising a housing (5) having a gripping region (7, 27), and an assembly (9) comprising an impact mechanism (11) and a drive device (13), the assembly (9) being arranged substantially within the housing (5) and being arranged displaceably relative to the housing (5). The centre of gravity (15) of the assembly (9) is arranged at a distance from an impact axis (19) defining the longitudinal direction (Z). At least one front decoupling device (23) and at least one rear decoupling device (25) are arranged relative to the longitudinal axis (Z). The decoupling means (23, 25) are operatively connected, on the one hand, to the housing (5) and, on the other hand, to the assembly (9). The at least one rear decoupling device (25) is designed such that the assembly (9) can be moved relative to the housing (5) in all three spatial directions (X, Y, Z) and has a spring characteristic and / or a damping characteristic in all three spatial directions (X, Y, Z).

The utility model relates to the technical field of nitrogen springs, and discloses a nitrogen spring convenient to install, the nitrogen spring comprises a barrel, an installation assembly is arranged at the position, close to the lower portion, of the outer portion of the barrel, the installation assembly comprises a disc, and three installation holes are annularly formed in the upper end of the disc; mounting columns are fixedly mounted at the positions, located between every two adjacent mounting holes, of the upper end of the disc, positioning holes are formed in the outer portions of the mounting columns, a connecting block is annularly and fixedly mounted at the position, close to the lower portion, of the outer portion of the barrel, a through hole is formed in the upper end of the connecting block, and a positioning rod penetrates through one side of the connecting block; the mounting column is inserted into the through hole, the positioning rod is sleeved with a reset spring, one end of the reset spring is fixedly connected with one end of the positioning rod, and the other end of the reset spring is fixedly connected with the exterior of the connecting block; the nitrogen spring convenient to mount is convenient to mount and dismount, and the service life of the nitrogen spring can be prolonged.

A linear motion platform comprises a horizontal motion device and an up-and-down motion device, the horizontal motion device drives the up-and-down motion device to move in the vertical direction, and the horizontal motion device and the up-and-down motion device are connected through an inclined sliding rail assembly; the inclined sliding rail assembly comprises an inclined first guide rail and a first sliding block matched with the first guide rail, the first guide rail is arranged on the horizontal movement device or the up-down movement device, and the corresponding first sliding block is arranged on the up-down movement device or the horizontal movement device. According to the linear motion platform, the vertical motion device is driven by the horizontal motion device, so that horizontal motion is converted into linear motion; therefore, the movement of the linear motion platform taking electromagnetism as power in the vertical direction is realized.

The present invention relates to the field of valve bag processing technology, and specifically to a folding forming production line that is convenient for processing valve bags of different specifications, including a work frame, the work frame including a frame, a conveying mechanism, a support frame and an adjustment mechanism, the two conveying mechanisms are arranged in the middle of the frame and are symmetrically arranged along the conveying direction, the two support frames are respectively arranged on both sides of the two conveying mechanisms and are symmetrically arranged along the conveying direction, a plurality of folding forming stations are arranged on the support frame along the conveying direction, and the adjustment mechanism drives the two support frames to move closer to or away from each other and makes the conveying mechanism on the same side of the support frame move with the support frame. The present invention has a reasonable structural design, can conveniently adjust the position of the folding forming station on the folding forming production line, and can thus well fold the valve bags of different specifications, and can better meet the actual needs of valve bag processing.

The utility model discloses a humanoid robot based on pneumatic tendons, which comprises a skeleton, an abdomen system, a thoracolumbar fascia and trapezius muscle system, a lower limb system, a neck system and a shoulder system, and the neck system, the shoulder system, the abdomen system and the lower limb system are all mounted on the skeleton from top to bottom. The thoracolumbar fascia and trapezius muscle system is mounted on the skeleton. A plurality of groups of pneumatic tendons are used for driving the joint, so that the joint can move in multiple directions at the same time; the pneumatic tendon similar to the human muscle in shape is utilized, and the pneumatic tendon has the advantages of being larger in power / mass ratio, high in adaptability, large in output force and the like. The neck joint, the shoulder joint, the belly joint, the waist joint and the lower limb joint of the product respectively have three degrees of freedom, two degrees of freedom, two degrees of freedom, two degrees of freedom and six degrees of freedom, various actions of human joints can be vividly simulated, and the effect of each muscle in joint movement can be known.

The invention discloses a self-generating heating maintenance device, which belongs to the technical field of heating maintenance, and has the technical key points that the self-generating heating maintenance device comprises a square mounting column, a solar panel is arranged on the square mounting column, and the self-generating heating maintenance device further comprises an inclined plate connected with the square mounting column; the maintenance mechanism is installed on the inclined plate, the maintenance mechanism is movably connected with the solar panel, the maintenance mechanism comprises a maintenance power assembly, a direction changing assembly, a first limiting groove and a maintenance assembly, the maintenance power assembly is movably connected with the inclined plate, the output end of the maintenance power assembly is connected with the direction changing assembly, and the direction changing assembly is connected with the first limiting groove. One end of the redirection assembly is fixedly connected with the solar panel, the redirection assembly is movably connected with the maintenance assembly, the maintenance assembly is movably connected with the solar panel, the redirection assembly penetrates through the first limiting groove, the first limiting groove is formed in the solar panel, and the maintenance assembly is movably connected with the solar panel. The device has the advantage of maintaining and cleaning the outer side of the solar panel.

The utility model discloses a kind of automatic stacking devices of woven cloth roll, including portal frame, vertical sliding installation of longitudinal beam in portal frame, the beam that longitudinal beam bottom end is slidably installed along X-axis direction and the two slide platforms that beam bottom end is slidably installed along Y-axis direction, the bottom end of two slide platforms is fixed with connecting plate, the lower surface of connecting plate is installed with cloth roll double-end clamping mechanism, cloth roll double-end clamping mechanism is clamped to the both ends of woven cloth roll.The utility model controls the spatial position of connecting plate and cloth roll double-end clamping mechanism and pneumatic gripper mechanism by Z-axis gear lifting assembly, Y-axis gear linear movement assembly, X-axis synchronous belt linear movement assembly, until cloth roll double-end clamping mechanism and pneumatic gripper mechanism move to woven cloth roll, the end of woven cloth roll is positioned by cloth roll double-end clamping mechanism, and woven cloth roll is clamped in front and back side by pneumatic gripper mechanism, to ensure that woven cloth roll keeps stable in stacking, transfer process, avoids slippage, falling phenomenon.

The invention discloses Maxwell electromagnetic two-axis positioning platform equipment and a working method thereof.The Maxwell electromagnetic two-axis positioning platform equipment comprises a motion platform, a guide mechanism and a driving mechanism, the driving mechanism comprises a stator, a coil and a rotor, the stator is provided with two driving sets, and the first driving set comprises two stator arms arranged in the first direction; the first driving group comprises two stator arms arranged along a first direction, the second driving group comprises two stator arms arranged along a second direction, the first driving group and the second driving group both form a U-shaped magnetic flux loop, a stator is of a double-U-shaped crossed structure to ensure compactness, a mover is arranged in a movable area enclosed by the stator arms, the mover is in driving connection with the motion platform and is in guide fit with the guide mechanism, and each driving group is wound with a coil. The positioning platform has the advantages of high integration level, light weight, large stroke and the like, direct-current bias magnetic flux generated by the permanent magnets only passes through the side face of the rotor in the movement direction, magnetic disturbance force cannot be generated in the non-movement direction, parasitic movement in the non-movement direction is avoided, and the comprehensive performance of positioning platform equipment is improved.

The concrete troweling robot with the adjustable rack comprises a smearing assembly, the smearing assembly comprises a mounting plate, the two ends of the lower side of the mounting plate are rotationally connected with first connecting rods correspondingly, each first connecting rod is rotationally connected with one end of a transverse rod of a swing supporting rod, and the swing supporting rod is in an L shape; a vertical rod of the swinging supporting rod is connected with a smearing shaft; the other ends of the transverse rods of the two swing supporting rods are rotationally connected with the two ends of a connecting rod, the other ends of the transverse rods of the swing supporting rods are rotationally connected with one ends of second connecting rods correspondingly, and the other ends of the two second connecting rods are rotationally connected with the mounting plate. The invention relates to the technical field of concrete troweling equipment, in particular to a concrete troweling robot with an adjustable rack, through an automatic smearing assembly and a material conveying assembly, concrete troweling treatment is conducted through the arrangement of the smearing assembly, and through monitoring of a distance sensor and intelligent adjustment of a controller, concrete troweling treatment is conducted; the robot can supplement or recover redundant concrete in time.

This utility model relates to the field of transformer testing technology, specifically disclosing a transformer insulating oil sampling device, including a shell. The shell is a hollow cuboid structure, and an outer cylinder is fixedly connected to the inner wall of the shell via a connecting rod. The outer cylinder is a hollow cylindrical structure, and an oil inlet pipe, a sampling pipe, an oil outlet pipe, and a sampling tube are respectively installed through the outer surface of the outer cylinder. This transformer insulating oil sampling device features a rotatably connected outer cylinder and inner cylinder. The inner cylinder has a three-way flow channel, and the flow channel between the pipes can be adjusted by rotating the inner cylinder. This allows the pipes inside the device to be flushed before sampling, removing residual air impurities and other substances that interfere with the experiment, improving the accuracy of insulating oil sampling, and making subsequent test data more accurate and reliable.