549results about How to "Change angle" patented technology

The invention provides an air guide blade, an adjusting assembly, an air guide assembly and air treatment equipment, and relates to the technical field of air treatment equipment. The air guide blade is used for being installed at an air outlet of the air treatment equipment and can move between the inner side of the air outlet and the outer side of the air outlet. The air guide blade comprises a blade body, a plurality of air outlet holes are distributed in the blade body, and the air outlet holes penetrate through the two side surfaces of the blade body in the thickness direction. Wherein the blade body comprises a first air guide side and a second air guide side which are oppositely arranged; when the blade body is in an open state, the first air guide side is located on the outer side of the air outlet, and the second air guide side is located on the inner side of the air outlet. According to the air guide blade, air supplied by the adjusting assembly can be softer, and the comfort degree of the air treatment equipment can be improved. The air guide assembly can flexibly adjust the air supply angle of the air treatment equipment, and the air supply coverage area of the air treatment equipment is enlarged.

The invention relates to laser cutting and hot melting drilling and tapping equipment, and relates to the technical field of steel pipe machining, the laser cutting and hot melting drilling and tapping equipment comprises a base, the base is connected with a connecting frame, the connecting frame is provided with a laser cutting device and a hot melting drilling and tapping device, the laser cutting device is used for cutting a steel pipe, and the hot melting drilling and tapping device is used for tapping the steel pipe. And the hot melting drilling and tapping device is used for drilling and tapping the steel pipe. The machining method has the effect of improving the machining efficiency.

The invention belongs to the technical field of cookware visual inspection machines, and particularly relates to a cookware surface flaw detection device and method.The cookware surface flaw detection device comprises at least two CCD cameras which are arranged above and below a cookware to detect the upper surface and the lower surface of the cookware; the roller type clamps are symmetrically arranged; a conveyor belt; one group of laser ranging positioners are mounted in the middle gap of the conveying belt, and the other group of laser ranging positioners are arranged between the roller-shaped clamps and used for positioning detected cookware; the detection method comprises the following steps: step 1, placing the cookware; step 2, conveying the cookware; step 3, clamping the cookware; step 4, cookware detection; and step 5, comprehensive detection. Compared with the prior art, the cookware can be clamped through the opposite clamping rollers, the clamping position and angle can be changed during detection, meanwhile, the position and angle of the cookware relative to a CCD camera are changed, the influence of light reflection and shielding on shooting is reduced, and the cookware can be comprehensively and accurately detected.

The invention relates to the technical field of unmanned detection, and provides an axle buoyancy chamber type indoor inspection airship. A cabin body of the inspection airship is of a shell structure and is divided into an upper cavity and a lower cavity, a hollow stepping motor is installed in the upper cavity, and a detection control unit is installed in the lower cavity. Two buoyancy tires are symmetrically arranged on the two sides of the cabin body and installed on the cabin body through tire supports, the buoyancy of the buoyancy tires is larger than the dead weight of the airship so that the buoyancy tires can make close contact with the top face of the limited space, and a wheel train driving friction pair is formed. A hollow transmission shaft of the buoyancy tire is connected with the output end of the hollow stepping motor, and the buoyancy tire walks on the top face of the limited space in a wheel mode. The buoyancy tires can perform automatic air supply and / or buoyancy adjustment so as to adjust the buoyancy of the airship; two independently-driven vector fans are correspondingly arranged on the outer sides of the two buoyancy tires respectively, and the angle and thrust differential motion of the vector fans are changed through rotation of the two vector fans, so that position and attitude control of the airship in the flying process is achieved.

The invention relates to a machine leg for a multi-legged robot, belongs to the technical field of mobile carriers, and solves the problems that in the multi-legged robot scheme in the prior art, in order to keep the distance between a trunk and the ground, a motor needs to be powered up for keeping, and limited energy carried by the multi-legged robot is wasted. The multi-legged robot leg comprises a base joint unit, a first leg unit, a second leg unit and a third leg unit, one end of the base joint unit is connected with a trunk of a multi-legged robot, the other end of the base joint unit is connected with the first leg unit, and the two ends of the second leg unit are connected with the first leg unit and the third leg unit respectively. Self-locking can be achieved by changing the first screw and the first gear, when the first motor is not powered on, the first screw can prevent the first gear from rotating, it is ensured that the included angle between the first leg unit and the trunk of the multi-legged robot is not changed, the first motor does not need to be powered on any more, and limited energy carried by the multi-legged robot is saved.

The invention relates to the technical field of micro-channel reaction, and discloses a micro-channel polymerization reaction process which comprises the following steps: 1, mixing a monomer, an initiator, a solvent and other additives according to a required ratio, ensuring uniform distribution, uniformly mixing by using a static mixer or an oscillator, and preparing to enter a reactor; 2, feeding the mixed raw materials into a micro-channel reactor through an accurately controlled pump; by arranging the medium inlet, uniformly mixed raw materials are fed into the vertical channels, and a medium sequentially passes through the vertical channels and the connecting channels to complete polymerization reaction. The position of the sliding pipe is adjusted through the adjusting component, the volume of the vertical channel can be dynamically increased, the requirements of fluids with different viscosities are met, meanwhile, the angle of the connecting channel is changed, the fluid path is shortened, the flowability is improved, and the retention time is optimized.

The invention relates to coil bending forming equipment and a coil bending forming method. The coil bending forming equipment comprises a main support, a first pressing system, a heating system and a second pressing system. The first pressing system comprises a first carrier positioning mechanism and a first coil pressing mechanism, the first carrier positioning mechanism is used for being detachably connected with a carrier, and the first coil pressing mechanism is used for applying pressure to a coil in the carrier on the first carrier positioning mechanism so that the coil can be bent to a set shape; the heating system is used for heating a coil in a carrier on the first carrier positioning mechanism to a first set temperature; the second pressing system comprises a second carrier positioning mechanism and a second coil pressing mechanism, and the second carrier positioning mechanism is used for being detachably connected with the carrier; and the second coil pressing mechanism is used for pressing the coil in the carrier on the second carrier positioning mechanism so as to keep the coil in a set shape until the coil is cooled to a second set temperature. The coil bending device can improve the coil bending efficiency and the coil bending precision.

The invention discloses a film laminating machine with a positioning structure for food label production and a use method, relates to the technical field of film laminating machines, and aims to solve the problems that in the film laminating process, the traction speed fluctuates, so that materials at the laminating position are not completely laminated after the speed is increased, non-laminated positions exist among the materials, and the film laminating quality is poor. Through the friction force between the sliding roller and the material, after the traction speed of the material is increased, the sliding roller slides in the sliding groove through the cooperation of inertia and the friction force, the included angle between the film and the bottom of the covering and pressing roller and the included angle between the paper and the bottom of the covering and pressing roller are changed, and the attaching pressure of the paper and the film to the bottom of the covering and pressing roller is increased; the laminating pressure of the increased paper and the film to the bottom of the laminating roller is matched with the rolling between the laminating roller and the fixed roller, so that the laminating and laminating effect is improved, and the phenomenon that the laminating effect is reduced due to the incomplete laminating phenomenon between the label film and the paper caused by the fluctuation of the traction speed is avoided.

The invention discloses a mountainous region photovoltaic panel strong-wind-resistant swing suppression device which comprises a fixed base provided with a plurality of mounting holes, a stand column assembly with one end rotatably connected with the fixed base, a photovoltaic panel mounting frame comprising a plurality of transverse supporting beams and longitudinal supporting beams, and a windproof inhaul cable assembly comprising at least three inhaul cables. And the wind direction sensor is mounted at the top of the photovoltaic panel mounting frame. Comprising the following steps of site preparation, fixed base installation, stand column assembly installation, photovoltaic panel installation frame assembling and installation, windproof inhaul cable assembly installation, sensor and controller installation and debugging and detection. The height and the angle of the stand column assembly can be flexibly adjusted according to the actual terrain and installation requirements, and it can be ensured that the device achieves the expected strong-wind-resistant swing restraining effect through debugging and detection steps after installation.

The utility model discloses a foundation pit inner supporting device which comprises a supporting rod and is characterized in that two telescopic assemblies are installed on the two sides of the supporting rod respectively, the two telescopic assemblies are provided with the same connecting frame, a supporting plate is fixedly connected to the outer wall of one side of the connecting frame, and each telescopic assembly comprises a limiting pipe fixedly connected to the outer wall of one side of the supporting rod; a sliding block is slidably connected into the limiting pipe, a screw rod is coaxially fixed to the sliding block, the screw rod is sleeved with a driving ring in a threaded mode, the driving ring is rotationally connected to the outer wall of one side of the limiting pipe, one end of the screw rod is fixedly connected with mounting sleeves, and the two mounting sleeves on one side are rotationally connected to one side of a connecting frame; the two telescopic assemblies are arranged, the included angle between the supporting plate and the horizontal plane can be changed by adjusting the lengths of the two telescopic assemblies, and then the device can adapt to supporting work of the inner walls of foundation pits of different models.

The invention discloses a clothing manufacturing workshop conveying system, and belongs to the field of conveying. The invention discloses a conveying system for a clothing manufacturing workshop. The conveying system comprises a runway-shaped conveying frame and feeding discs rotationally connected to the two sides of the conveying frame. A plurality of sliding bodies are installed on the conveying frame in the circumferential direction in a sliding mode. Every two adjacent sliding bodies are connected together through a tension spring. The conveying system further comprises two feeding motors. One feeding motor drives one feeding disc to rotate; containing grooves used for driving the sliding body to move are evenly formed in the periphery of the feeding disc. According to the scheme, the number of the sliding bodies below the conveying frame can be changed through rotation of the two feeding discs, the sliding bodies are evenly distributed below the conveying frame under the action of the tension springs, and then the distance between the sliding bodies is adjusted so as to adapt to clothes of different models.

The invention discloses an LCD photocuring 3D printer and a method for improving the resolution of the LCD photocuring 3D printer, the angle of light passing through a pixel opening area of an LCD screen is changed by adjusting the angle of a reflector group, the position of a curing light beam in a printing area (photocuring glue) is further influenced, so that the offset of a pixel image is realized, and when the offset is carried out for n times, the position of the curing light beam in the printing area (photocuring glue) is changed. Compared with the prior art, n times of pixel points are added on the basis of an original image, namely, the resolution ratio of the LCD is expanded in a multiplied mode, the effect of improving the resolution ratio of the LCD photocuring 3D printer in a multiplied mode is achieved, meanwhile, the sufficiency and compactness of an exposure area are improved, and the printing yield is improved.

The invention relates to the field of drilling and tapping machines, and provides a double-spindle numerical control drilling and tapping machine. Comprising a hollow base which is of a hollow structure and can concentrate chippings; the shell is fixedly arranged at the top of the hollow base, and a mounting ring is fixedly arranged on the right side of the shell; the storage frame stretches across the left side wall and the right side wall of the shell and is rotationally connected with the shell; the servo motor I is arranged on the mounting ring, and an output shaft of the servo motor I is fixedly connected with the storage frame; the electric clamp is hinged to the middle of the storage frame. Through the arrangement of the drilling and tapping mechanism, under the cooperation effect of a servo motor II and a gearbox, the orientation of a drill bit of the double-shaft drilling machine can be changed, so that drilling and tapping treatment on different faces of a workpiece is achieved, and a storage frame can be driven to rotate through a servo motor I to drive the workpiece on an electric clamp to rotate; the drilling and tapping device can be matched with a drilling and tapping mechanism, and multiple faces of a workpiece can be drilled and tapped without fixing the workpiece again.

The invention relates to the technical field of practical operation laparoscopic instruments, and discloses a quantifiable multi-angle practical operation laparoscopic instrument which comprises a shell and an operation panel, a handle is arranged at the bottom of the shell, angle adjusting mechanisms are arranged in the shell and on the right side of the shell, and auxiliary adjusting mechanisms are arranged outside the angle adjusting mechanisms. According to the quantizable multi-angle practical operation laparoscopic instrument, through the arranged angle adjusting mechanism, in the using process, under the cooperation effect of the arranged first adjusting assembly and second adjusting assembly, the purpose of dynamically adjusting the pitching angle and other angles of the pincher plate under the condition that the handheld handle is not changed can be achieved; according to the quantizable multi-angle practical operation laparoscopic instrument, through the arranged auxiliary adjusting mechanism, in the using process, the wound position is aligned, a mini air cylinder is opened, the mini air cylinder drives a connecting rod to move, a trapezoidal block abuts against two sets of pliers plates, the pliers plates rotate, and the angle between the two sets of pliers plates is adjusted.

The invention relates to the technical field of curtain wall cleaning, in particular to a curtain wall cleaning robot. The equipment comprises a first executing mechanism, a second executing mechanism and an angle adjusting mechanism, the angle adjusting mechanism comprises a first support, a second support and an angle adjusting motor; one end of the first support is connected with the first executing mechanism, and the other end of the first support is connected with a shell of the angle adjusting motor. When the curtain wall cleaning robot is used, the included angle between the first executing mechanism and the second executing mechanism is adjustable under the action of the angle adjusting motor, and therefore the curtain wall cleaning robot can be attracted to two planes forming a curtain wall at the same time. When the first executing mechanism and the second executing mechanism are adsorbed to the first face, the first executing mechanism and the second executing mechanism can be driven by the angle adjusting motor to be adsorbed to the first face and the second face correspondingly, then the first executing mechanism and the second executing mechanism are adsorbed to the second face to achieve conversion of working planes, and therefore the problem that a curtain wall cleaning robot is difficult to clean a multi-plane curtain wall is solved.

A finger orthosis comprises a sheath worn outside a palm, an orthosis support and a joint support. The joint support comprises a connecting arm and a suspension arm, the suspension arm is arranged on the connecting arm so that the connecting arm can be suspended, the correcting support is movably connected with the connecting arm, and the fixing base is locked after the correcting support axially moves along the connecting arm according to the length of the phalanx or the correcting stress position. And the traction mechanism is assembled with the sheath and is arranged on the back of the hand. The traction piece is in contact with the joint supports, one end of the traction piece is fixed to the joint support at the far end of the finger, the other end of the traction piece is arranged on the traction base, acting force is applied to the traction piece, the relaxation state of the traction piece is adjusted, and the finger with flexor tendon contracture is corrected. Compared with an existing fixing support, the finger orthosis provided by the invention has the advantages that the operation intensity and operation time consumption are obviously reduced, the articular surface is not damaged, subcutaneous blood vessels and nerves of fingers are not easily damaged, and the risk of disability caused by bleeding and nerve touch is reduced or avoided.

The invention discloses a steel cylinder valve fastening device, and relates to the field of steel cylinder machining, the steel cylinder valve fastening device comprises a fixed mounting plate, a supporting foot stool, a first guide rail rod and a locking driving motor, the supporting foot stool is fixedly mounted at the upper end of the fixed mounting plate, and the first guide rail rod is fixedly mounted at the top of the supporting foot stool; the locking drive motor is located above the first guide rail rod. According to the fastening device for the steel cylinder valve, a guide rail mounting structure is adopted, the overall structure is simple, the replacement and maintenance cost is lower, fastening is more accurate and rapid, the fastening sleeve is dismounted at a time during fastening every time, the trouble of mounting the fastening sleeve is omitted, and when fastening sleeves of different models are used, the fastening sleeve is more convenient to mount, and the fastening efficiency is improved. According to the steel cylinder locking device, the fastening sleeves are rapidly switched, multiple fastening sleeves are integrated at a time to rapidly switch the locking driving motor, the trouble of disassembling and assembling the locking driving motor is omitted, and steel cylinders of different sizes can be pressed and positioned through the pressing plate.

The utility model relates to the field of powder tank welding, in particular to a powder tank special-shaped roller carrier which comprises two clamping parts, a lifting part and a sliding part, the clamping parts are located above the lifting part and fixedly connected with the lifting part, the sliding part is located below the lifting part and slidably connected with the lifting part, and the clamping parts are used for clamping a special-shaped tank. A lifting part is arranged below each clamping part, the lifting parts are used for adjusting the height of the clamping parts, so that the center shafts of the special-shaped tanks with different front and back diameters are in a horizontal state, the lower parts of the lifting parts are slidably connected with a sliding part, and the sliding part can control the two clamping parts to be close to or away from each other; and therefore, the clamping part can clamp special-shaped cans with different lengths.

The utility model discloses a grinding wheel feeding device of a lens grinding machine, which relates to the technical field of grinding machines and comprises a working table, a working bin is arranged on one side of the top end of the working table, a base and a vertical seat are arranged on the other side of the top end of the working table, and a movable clamping mechanism is arranged between the working bin and the base. An angle turnover mechanism is arranged at the top end of the base, a grinding wheel driving mechanism is arranged at the top end of the angle turnover mechanism, and a pushing and abutting positioning mechanism is arranged at the top end of the vertical base. The angle of the grinding wheel driving mechanism can be manually adjusted by arranging the pushing and abutting positioning mechanism and the angle overturning mechanism, so that the angle and the position of the grinding wheel before and after grinding or in the grinding process are changed, high-precision feeding and adjusting of the grinding wheel can be achieved by means of calibrated scale marks, and different grinding machining scenes are met.

The invention belongs to the technical field of intelligent robots, and particularly relates to a wearable man-machine co-fusion wheel-foot robot which comprises a connecting platform, a left wheel leg, a right wheel leg, a butt joint module, a connecting spine and a lock catch. The left wheel leg comprises a thigh, a transmission connecting rod group, a shank and a wheel group; the shank comprises an ankle joint motor layout assembly, two ankle joint connecting rod lead screws and carbon tubes, a shank carbon tube, a knee-shank connecting plate and an ankle joint assembly; the thigh and the transmission connecting rod group are movably connected with the knee-shank connecting plate and the swinging motor; the shank carbon tube is connected with the knee-shank connecting plate, and the other two ends of the shank carbon tube are connected with the wheel set and the ankle joint motor layout assembly respectively; the two ankle joint connecting rod lead screws and the carbon tube are movably connected with the ankle joint motor layout assembly and the wheel set respectively; by driving the two ankle joint connecting rod lead screws and the carbon tubes to move, stable switching of the wheels and the feet is achieved; through the butt joint module, the spine and the lock catch, butt joint with the human body is achieved, left-right translation and swinging of the spine are achieved, and the wearing restraint feeling is reduced.

The stirring device comprises a stirring tank, a fixing cover is arranged at the top of the stirring tank, a shaft sleeve is fixedly installed on the lower side of the fixing cover, a transmission shaft is rotatably installed in the shaft sleeve, and the transmission shaft is in transmission connection with an output shaft of a stirring motor; a sliding sleeve is slidably mounted outside the shaft sleeve, an adjusting connecting rod is hinged between the bottom of the sliding sleeve and the stirring rod, a positioning flange is arranged at the top of the sliding sleeve, a shifting fork is slidably connected to the positioning flange, and the shifting fork is fixedly connected with a telescopic adjusting rod. An operator can adjust the position of the sliding sleeve through the telescopic adjusting rod, so that the vertical position of the stirring rod is adjusted, and the stirring depth and angle are changed. The stirring device can meet different stirring requirements, the stirring efficiency is improved, and particularly, high-efficiency stirring can be realized at a low rotating speed.

The invention relates to the technical field of cleaning of water storage devices, in particular to a self-adaptive lacing-bar-free water tank automatic cleaning device and a cleaning method.The self-adaptive lacing-bar-free water tank automatic cleaning device comprises a water storage mechanism which comprises a supporting base and a lacing-bar-free water tank body fixedly arranged at the top end of the supporting base, and a drainage pipe is arranged on the lacing-bar-free water tank body; the water supply mechanism comprises a water inlet pipe fixedly arranged at the top of the tiepiece-free water tank body and a filling pipe arranged at the end part of the water inlet pipe, and further comprises a branch pipe connected with the water inlet pipe; the cleaning mechanism comprises a conveying assembly arranged on the tiepiece-free water tank body in a penetrating mode and a rotating assembly fixedly arranged on the conveying assembly, a first motor controls a small gear to rotate, ring teeth can rotate, then a rotating sleeve rotates, the cleaning angle of a flat sweeping spray head is changed, and multi-angle cleaning is achieved; and cleaning dead angles can be avoided, and the cleaning efficiency and the cleaning effect are improved.

The utility model discloses a photovoltaic support and a photovoltaic support system, and relates to the technical field of photovoltaic power generation. The photovoltaic support comprises a first stand column, a second stand column and an oblique beam. At least part of the first stand column sleeves the second stand column and is connected with the second stand column, and the oblique beam is connected with the first stand column and is used for installing a photovoltaic panel. According to the photovoltaic support, by changing the overlapping length of the first stand column and the second stand column, the relative position of the first stand column and the second stand column is changed, the height and angle of the photovoltaic support are further changed, and the photovoltaic support can be suitable for different terrains.

The invention relates to the technical field of beveling machines, in particular to an internal rotation type pipeline beveling machine which comprises a base and a rotating seat, the rotating seat is rotatably connected to the base, a convex shaft is fixedly welded to the center of one side wall of the rotating seat, a beveling mechanism is arranged on the outer wall of the convex shaft, and an internal rotation positioning mechanism is arranged at one end, in the length direction, of the convex shaft. According to the internal rotation type pipeline beveling machine, the cutter base used for fixing the cutter is arranged and rotationally connected into the concave base through the rotating shaft, in the using process, the cutter base can be driven to rotate through the rotating shaft by controlling the electric push rod to stretch out and draw back, then the angle of the cutter is changed, bevels with different inclination angles are cut, and the practicability is high. And real-time adjustment in the machining process is achieved.

The invention relates to the technical field of construction site dust removal, and discloses a building engineering construction dust removal device which comprises a water tank and further comprises two stand columns connected to the front side and the rear side of the top of the water tank correspondingly; the fog gun barrel is hinged to the upper portion of the stand column and used for adjusting the inclination angle of the fog gun barrel; the spraying diameter adjusting mechanism is arranged in the fog gun barrel and used for adjusting the spraying diameter; the separation mechanism is arranged in the water tank and is used for adsorbing, separating and recycling the sewage; and the adjusting mechanism is arranged at the top of the water tank and is used for adjusting the upper part of the fog gun barrel and adjusting the spraying angle of the fog gun barrel. By means of the arranged spraying diameter adjusting mechanism, an adjusting ring can move in the fog gun barrel and is matched with an annular elastic piece to abut against the spraying head, and then the spraying angle of the spraying head can be changed, so that the effects of dispersed spraying and gathered spraying are achieved, and the purpose of dust falling is achieved by adapting to different spraying heights.

The utility model provides an auxiliary tool for assembling an automobile body-in-white door body, and relates to the technical field of automobile processing, the auxiliary tool comprises a main body frame and support frames, the upper and lower ends of the two sides of the main body frame are rotatably connected with the support frames, the outer sides of the four groups of support frames are all provided with suckers, the rear end of the main body frame is provided with an inner cavity, and the inner cavity is provided with an outer cavity. An inner cavity is formed in the base, sliding blocks are movably arranged on the upper portion and the lower portion of the interior of the inner cavity, the rear ends of the sliding blocks extend out of the inner cavity, linkage arms are rotationally arranged on the two sides of the rear ends of the two sets of sliding blocks, and the outer sides of the four sets of linkage arms are hinged to the four sets of supporting frames correspondingly; a two-way threaded lead screw is rotationally arranged in the inner cavity. The suction cup is used for sucking a vehicle door for transferring, the sliding blocks at the two ends can be driven to move relatively along the inner cavity through rotation of the bidirectional threaded lead screw, and therefore the linkage arm is pulled to rotate, the linkage arm is linked with the supporting frames to rotate, the distance and angle between the upper supporting frame and the lower supporting frame are changed, and the suction transferring requirements of different position sizes of the vehicle door can be met conveniently.

The utility model relates to a photovoltaic assembly, in particular to a portable photovoltaic assembly. The portable photovoltaic assembly comprises a base, a protection plate, a photovoltaic panel a, telescopic rods and a photovoltaic panel c, the front side of the lower portion of the base is rotatably connected with the protection plate used for protection, the photovoltaic panel a is installed in the protection plate, the left side and the right side of the photovoltaic panel a are connected with the telescopic rods, and the telescopic rods are connected with the photovoltaic panel c. By arranging the base, the protection plate, the baffle and the like, the baffle is pulled to move upwards to be separated from clamping connection with the clamping groove, the photovoltaic panel c and the photovoltaic panel b are pushed to move downwards to be aligned with the photovoltaic panel a, then the protection plate is rotated downwards to loosen the baffle, a reset spring recovers to the original shape, then the baffle completely moves downwards to close the base, and therefore the photovoltaic panel a, the photovoltaic panel c and the photovoltaic panel b are rapidly stored. While the occupied volume of the photovoltaic module is reduced, the weight of the photovoltaic module is concentrated, so that a worker can hold the handle on the baffle plate to carry the photovoltaic module.

The utility model discloses an arm supporting frame, and relates to the technical field of medical auxiliary instruments, according to the scheme, the arm supporting frame comprises a U-shaped seat, a clamping mechanism is installed in the U-shaped seat in a penetrating mode, the top of the U-shaped seat is fixedly connected with a vertical telescopic mechanism, the top of the vertical telescopic mechanism is fixedly connected with a rotating mechanism, and the rotating mechanism is fixedly connected with a clamping mechanism. When the massage device is used, a hand is placed in the arc-shaped placing groove, the controller can control the air pump to operate so as to control the massage air bag to be inflated and deflated, arms with different thicknesses can be fixed, the massage effect can be achieved, a nurse does not need to help press the massage device, and the massage device is convenient to use. The arc-shaped placing plate at the top can be rotated through the arranged rotating shaft, the angle of the supporting frame can be changed, use is convenient, the supporting frame can be used for the other arm by rotating the arc-shaped placing plate by 180 degrees, and therefore practicability is improved.