384 results about "Damping function" patented technology

The invention relates to the technical field of intelligent manufacturing, and discloses a bending machine with a damping function, which comprises a base, two connecting arms are fixedly connected to the left side and the right side of the top end of the base, a hydraulic cylinder is fixedly connected to the top ends of the two connecting arms, and a telescopic cylinder is fixedly connected to the bottom wall of the hydraulic cylinder. A hydraulic rod is slidably connected to the bottom wall of the telescopic cylinder, a punching head is fixedly connected to the bottom wall of the hydraulic cylinder, a damping groove is formed in the top wall of the base, and a damping spring is fixedly connected to the inner bottom wall of the damping groove. The hydraulic rod moves downwards in the telescopic cylinder through the hydraulic driving mechanism so as to drive the punching head to move to punch a workpiece, meanwhile, damping in the punching process is achieved through downward movement of a damping spring, metal bending is conducted stably, the damping effect is good, and the practicability is high. And meanwhile, vibration of the die is achieved through contact and collision between the knocking block and the limiting plate, the internal stress of metal is removed in time through vibration, and the stamping precision is improved.

The utility model provides a comprehensive anti-seismic support hanger for subway traffic, which belongs to the field of support hangers and comprises a connecting plate, the lower end face of the connecting plate is fixedly connected with a fixing frame, a buffer component is mounted on the connecting plate, the buffer component is fixedly connected with a group of connecting rods, and the group of connecting rods penetrate through the fixing frame in a sliding manner. A fixed plate is fixedly connected between the connecting rods in one group; a threading assembly; the threading assembly comprises a set of threading openings formed in the fixing plate, and sliding grooves are formed in the inner walls of the set of threading openings. According to the utility model, the clamping plate is matched with the inner wall of the threading port, so that the cable is fixed, the protection effect on the cable is improved, the cable is prevented from moving when the fixing plate vibrates up and down, the wear of the protection layer is prevented from being aggravated, the service life of the cable is prolonged, the protection effect is better, and the spring is matched with the damper, so that the device has a damping function; the stability of the device is improved; and the service life of the device is prolonged.

The invention discloses a grinding robot end effector with a vibration reduction function. The grinding robot end effector comprises a motor mounting frame, a rotating motor, a vibration reduction mechanism assembling frame, a magnetorheological damper and a vibration reduction plate. One end of the motor mounting frame is connected with the polishing robot; the rotating motor is mounted at the other end of the motor mounting frame; one end, corresponding to an output shaft of the rotating motor, of the vibration reduction mechanism assembly frame is fixedly sleeved on a shell of the rotating motor; the output shaft of the rotating motor penetrates through the vibration reduction mechanism assembly frame and is vertically and fixedly connected with the grinding turntable; the multiple magnetorheological dampers are all installed in the vibration reduction mechanism assembling frame, and the moving end of each magnetorheological damper abuts against the output shaft and applies radial damping force to the output shaft. The multiple vibration reduction plates are fixed to the vibration reduction mechanism assembling frame, and each vibration reduction plate is provided with the multiple elastic buffering units. The grinding robot end effector with the vibration reduction function has an excellent vibration reduction effect, and the grinding precision is improved.

The invention belongs to the technical field of mechanical transmission, and provides a damping coefficient evaluation method of a damping and transmission free switching device. Through electromagnetic interaction, a non-contact design is adopted in a transmission mode, and electromagnetic force between the permanent magnet and the high-conductivity damping disc is utilized, so that efficient transmission is realized, and mechanical friction and energy loss are reduced; in the damping mode, the pin shaft is inserted to fix the damping disc, an induced magnetic field is generated to provide a damping function, load change is adapted, and stable control is achieved. And the system has the characteristics of high adaptability, low maintenance and low energy consumption. In addition, according to the damping coefficient evaluation method, calculation is carried out by considering power consumption and angular velocity, the traditional finite element analysis process is simplified, the system efficiency and precision are improved, and complex modeling and high calculation load are avoided. The method has good practical application performance in the aspect of practical engineering application, operation is easy, and the calculated amount is small.

The invention provides an intelligent control method and system for an induction bundle bag garbage can. According to the method, firstly, the spatial gradient of infrared data of a bag opening is improved through an optical enhancement assembly to generate an annular temperature distribution diagram; dividing urgent and slow levels based on the standing distance of the user, and dynamically intercepting a time domain analysis window; establishing a correlation mapping library of the plastic bag material thickness, the historical failure record and the palm acceleration; after an environment temperature compensation annular graph is combined, a rule decision module outputs a deformation risk index; according to the index and the acceleration peak value, reconstructing a barrel cover damping response function to execute anti-wrinkle opening and closing; and the tension distribution closed-loop correction damping function of the bundle ring is reversely deduced through the vibration characteristics of the motor, so that the anti-wrinkle closed-loop control of the bag opening is realized. Through closed-loop cooperation of infrared space gradient strengthening, user behavior grading response and tension real-time feedback, self-adaptive anti-wrinkle control over the garbage bag opening in the opening and closing process is achieved.

An intelligent neonatal ECMO transfer incubator comprises a transfer box body, damping springs, adjusting electric rods, a transfer bed and binding bands, the damping springs are fixed to the transfer box body, the transfer bed is fixed to the damping springs, the adjusting electric rods are hinged to the two sides of the transfer bed, the binding bands are fixed to the transfer bed, and fixing grooves are formed in the side faces of the transfer bed. A spring limiting rod is fixed to the tail end of the binding band, the spring limiting rod is composed of a spring rod and a rotating rod, the spring limiting rod is rotationally connected into the fixing groove, and a limiting block of the spring limiting rod is connected with the fixing groove. Due to the fact that the device is provided with the binding bands, the tightness degree of the binding bands can be adjusted according to the figure of the newborn, the device has the damping function, jolting in the transferring process can be effectively avoided, the effect of a rocking chair can be simulated in the transferring process, the newborn is stabilized, and secondary damage to the newborn in the transferring process is avoided.

An intelligent road inspection robot with a damping function comprises a movable base, a damping seat is fixedly connected to the top wall of the movable base, a machine body is slidably connected to the upper side wall of the damping seat, a driving motor is installed on the inner wall of the upper side of the machine body, and an output shaft of the driving motor penetrates through the upper side wall of the machine body and is fixedly connected with a rotating seat; a supporting column is fixedly connected to the upper side wall of the rotating base. Compared with the prior art, the utility model has the advantages that the damping structure is arranged, so that the machine body can be damped and buffered in the polling process of the polling robot, violent oscillation when the road condition is poor is avoided, the purpose of protecting internal parts of the machine body is achieved, and the service life of the polling robot is effectively prolonged; through the arrangement of the driving motor, the rotating seat, the supporting column, the cross seat and the angle control structure, the angle of the camera can be freely adjusted, the adjustable range is wide, and the camera is more flexible and practical.

The utility model provides a floor stand with a damping function. The floor stand comprises a bearing assembly, a supporting assembly, a floor base and a damping assembly. The bearing assembly is used for clamping the electronic equipment; the supporting assembly is rotatably connected with the bearing assembly, the bearing assembly is located on one side of the supporting assembly in the length direction, and a cavity is formed in the supporting assembly; the floor base is located on the other side of the supporting assembly in the length direction, and the floor base is connected with the supporting assembly; the damping assembly is arranged in the cavity and connected with the supporting assembly. According to the floor stand, the damping assembly is arranged in the supporting assembly, when a user touches the electronic equipment to generate vibration, the vibration is conducted to the supporting assembly through the bearing assembly, and due to the fact that the damping assembly is arranged in the supporting assembly, the vibration can be absorbed, vibration of the supporting assembly and the whole floor stand can be reduced or eliminated, and user experience is improved.

The utility model provides a modularized quick-release navigation frame device, which comprises a main body, the main body is provided with a data line and a Type-C interface, the main body comprises a base and a connecting seat, the periphery of the connecting seat is provided with assembling holes, the assembling holes are provided with screws, the connecting seat is provided with a connecting groove, and the connecting groove is provided with a connecting rod. The base is provided with a connecting groove, the base is provided with a connecting block matched with the connecting groove, the connecting block is provided with a quick release mechanism, the quick release mechanism comprises a movable block and a buckle body, a module interface input end is arranged in the middle of the connecting block, and a module interface receiving end matched with the module interface input end is arranged at the bottom of the connecting groove. The product flexibility is improved, a user can freely combine functions according to requirements, meanwhile, disassembly and assembly are very fast, later maintenance is facilitated, in addition, a good damping function is achieved, and a navigation instrument can be better protected.

The invention relates to the technical field of three-coordinate measurement, in particular to a scanning probe with a damping function and a three-coordinate measuring machine. The scanning probe with the damping function comprises a connecting piece, a probe, a detection assembly and a damping piece, the connecting piece comprises a fixed part, a movable part and a flexible part, and the movable part is movably connected with the fixed part through the flexible part; the probe is connected with the movable part; the detection assembly comprises a light source and a position sensor, one of the light source and the position sensor is arranged on the fixed part, and the other is arranged on the movable part; and the damping piece is used for absorbing the vibration of the movable part after the probe leaves the workpiece. When the probe is in contact with the workpiece, the probe drives the light source or the position sensor to move, the light source and the position sensor deflect mutually, the position sensor generates a deflection signal according to the detected light deflection amount, and the deflection signal is used for calculating the space coordinates of the contact point of the probe and the workpiece. The damping piece can provide damping for the movable part after the movable part leaves the to-be-tested workpiece, and continuous vibration of the movable part is avoided.

The application relates to the technical field of aerodynamic pressure bearings, in particular to an aerodynamic pressure bearing with a damping function and a damping assembly thereof, which solves the problem that when an aerodynamic pressure shaft starts rotating, the lower end of the surface of the aerodynamic pressure shaft and the lower end of the inner wall of the air bearing directly rub, the friction not only causes wear between the aerodynamic pressure shaft and the inner wall of the air bearing, but also produces generated vibration, which further causes instability in the rotating process and other problems. The application comprises an aerodynamic pressure shaft, air dynamic pressure bearings are movably arranged on the two sides of the aerodynamic pressure shaft, support plates are fixedly arranged at the lower ends of the two air dynamic pressure bearings, and air flow passing assemblies are fixedly connected to the two ends of the aerodynamic pressure shaft. Through the elasticity and bearing capacity of the bearing spring, if the overall rotating shaft part has great vibration, the vibration amount is transmitted to the bearing spring, and the vibration is buffered.

The utility model provides a damping bearing and a photovoltaic tracking support with an angle self-adaption function, the damping bearing comprises a bearing outer ring and a bearing inner ring, the bearing outer ring is provided with a groove with an annular surface, the groove is provided with an annular key groove, the outer surface of the bearing inner ring is provided with an annular spline, and the annular spline is provided with an annular groove. And the bearing inner ring is matched with the annular key groove through the annular spline and is rotatably matched with the bearing outer ring, so that the bearing inner ring realizes relative movement relative to the bearing outer ring in any radial plane of the damping bearing. According to the utility model, the damping function of the damping bearing and the function of the bearing are split, so that the angle self-adaptive capability is realized while the damping force provided by the damping bearing is reserved. The wedge blocks with the adjustable clamping positions are designed in the circumferential direction of the bearing assembly, so that the installation center of the square tube and the rotation center of the damping bearing have certain eccentricity while clamping is achieved, and normal operation of the support system is guaranteed.

The utility model discloses an unmanned aerial vehicle-mounted radar hanger structure with a damping function, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a base net rack and a pull net rack. The base net rack is connected to the bottom surface of the unmanned aerial vehicle body through bolts, and the lower part of the base net rack is provided with a sunken upper mounting groove; the pull net rack is arranged below the base net rack, the edge of the pull net rack is connected with the base net rack through a plurality of elastic connecting pieces, the upper portion of the pull net rack is provided with a sunken lower installation groove, and the lower installation groove corresponds to the upper installation groove and is used for being connected with the airborne radar in a clamped mode. Through the elastic connecting pieces between the base net rack and the towing net rack and the elastic supporting pieces on the towing net rack, vibration and impact generated in the flying process of the unmanned aerial vehicle can be effectively absorbed and buffered, precise equipment such as airborne radar can be protected, the performance of the unmanned aerial vehicle is improved, and the service life of the unmanned aerial vehicle is prolonged.

The utility model discloses a novel keyboard with a soft elastic vibration reduction function, which is characterized in that an annular support plate step is formed in the inner wall of a bottom shell, so that the edge position of a bottom plate is supported by the support plate step; the lower end of the bottom plate is in clearance fit with the bottom of the bottom shell, so that the middle of the bottom plate is suspended to form a floating plate structure; by means of the design of the suspended structure of the keyboard, in the process that the keyboard is knocked by keys, the whole keyboard achieves the use effect that the keyboard continuously jumps up and down along with the knocking rhythm of the keyboard; therefore, when a user knocks the keyboard, a soft elastic effect can be obtained, and finger fatigue caused by long-time use can be reduced; the use is more comfortable, and the experience feeling is better. Compared with a traditional soft elastic keyboard structure, on the premise that materials and structural layers do not need to be added and the main body structure of the keyboard does not need to be changed, the unique use experience that the whole keyboard sinks and bounces elastically is brought to a user.

The present invention discloses a push-rebound damping hinge, comprising an outer transmission arm, an inner transmission arm, and a rebound damping member. The two ends of the outer transmission arm are respectively connected to the cup head and the arm body. One end of the inner transmission arm is connected to the cup head and the other end is connected to the movable end of the rebound damping member. The fixed end of the rebound damping member is connected to the arm body. The first transmission member is rotatably arranged in the arm body. A protrusion is provided on the first transmission member or the cup head. When the cup head is pressed, it contacts the first transmission member through a boss. The locking structure is connected to the outer transmission arm. The first transmission member is used to unlock the locking structure. When the door body is pressed, the protrusion activates the first transmission member to unlock the locking structure. The rebound damping member drives the outer transmission arm and the inner transmission arm to rotate. Under the action of the joint rotation of the outer transmission arm and the inner transmission arm, the cup head rotates and opens. The structure of the present invention realizes that the hinge has a built-in push-rebound damping function, which is convenient for use with invisible doors or handleless doors.

The utility model belongs to the field of design of installation structures in aircraft cabins, and provides a connector device with buffering and vibration reduction functions, which comprises a cabin 1, a circuit board 2, a bolt 3, a rigid body unit 4, a flexible body unit 5, a gasket 6, a self-locking nut 7 and a sunk screw 8. The cabin body 1 is an equal straight thin wall, the circuit boards 2 are modules of an integrated functional structure, and the rigid body units 4 are installed between the two circuit boards 2 at intervals; the bolt 3 sequentially penetrates through the circuit board 2, the rigid body unit 4, the circuit board 2 and the gasket 6 to be screwed with the self-locking nut 7, so that the multi-layer circuit board is fixed in groups; the rigid body unit 4 and the cabin body 1 are directly fixed through the sunk screw 8, and the flexible body unit 5 is arranged between the rigid body unit 4 and the bolt 2 in a spaced mode in the fixing process. Rigid contact between the circuit board and the cabin body can be effectively avoided, vibration impact of the circuit board is reduced, the contact effect of the resistor elements is improved, and therefore the reliability of products is improved, and the service life of the products is prolonged.

The utility model discloses a leg structure with a vibration reduction function and a robot, and the leg structure comprises a leg assembly and further comprises a vibration reduction assembly; the leg assembly comprises a first rotating disc, a second rotating disc, a first connecting rod, a second connecting rod, a third connecting rod, a triangular plate and a fourth connecting rod, one end of the first rotating disc and one end of the second rotating disc are used for being connected with an external power source, the other end of the first rotating disc is hinged to one end of the first connecting rod, and the other end of the second rotating disc is hinged to one end of the second connecting rod; one end of a third connecting rod parallel to the first connecting rod is hinged to the middle of the second connecting rod, the other end of the third connecting rod is hinged to the first corner end of a triangular plate, the other end of the first connecting rod is hinged to the second corner end of the triangular plate, and the third corner end of the triangular plate is hinged to the middle of a fourth connecting rod. One end of the fourth connecting rod is connected with one end of the damping assembly, and the other end of the damping assembly is connected with the first connecting rod. Through ingenious combination of the damping assembly and the multi-connecting-rod leg assembly, effective hardware support is provided for efficient buffering of the leg structure.

The invention belongs to the technical field of wire harness fixing tools, particularly relates to an automobile wire harness fixing structure with a damping function, and aims to solve the problem that an existing automobile wire harness fixing structure is poor in damping effect, the automobile wire harness fixing structure comprises an automobile body, a containing frame is arranged on the upper side of the automobile body, and an isolation cover is arranged on the upper side of the containing frame; a cutting groove is formed in the upper side of the containing frame, a movable plate is slidably connected into the cutting groove, and an energy absorption and shock absorption module is arranged in the containing frame. According to the automobile wire harness fixing structure with the shock absorption function, shock generated on an automobile body can be effectively buffered and absorbed through the energy absorption and shock absorption module, so that the shock influence on the device on the automobile body is reduced, and stable connection between the device and the automobile body is ensured; the situation that the use function of the vehicle is affected by dragging of the wire harness due to the fact that the device is separated from the vehicle body due to vibration is reduced, and the safety of the vehicle is improved.

The utility model discloses a double-edged spherical milling cutter with a shock absorption function, which relates to the field of milling cutters and comprises a cutter handle and a cutter head, one end of the cutter handle is connected with the cutter head, the other end of the cutter handle is provided with an annular groove, a connecting seat is slidably sleeved on the outer side of the top end of the cutter handle, ball blocks are slidably connected in the connecting seat at equal intervals, and one side of each ball block is embedded in the annular groove. A connecting seat is arranged on the knife handle, threads are arranged on the outer side of the connecting seat, the connecting seat is in threaded connection with an adjusting cylinder through the threads on the outer side, and the distance between the inner wall of the adjusting cylinder and the outer wall of the connecting seat is gradually increased in a stepped mode from bottom to top. The ball block is tightly embedded into the annular groove of the cutter handle, firm and stable connection is achieved, the stability of the milling cutter in the milling process is enhanced, the milling precision can be improved, and it is guaranteed that a machined workpiece is accurate in size and smooth in surface.

The utility model relates to the field of noise reduction of refrigeration equipment, in particular to a noise reduction structure for the refrigeration equipment. The technical problems that in the using process of the refrigeration equipment, the refrigeration equipment needs to be fixed and supported through a base at the bottom end of the refrigeration equipment, vibration generated during operation of the refrigeration equipment cannot be eliminated due to the fact that a traditional base lacks a damping function in the actual using process, noise is prone to being generated during using, noise pollution is generated, and the refrigeration equipment cannot be damaged are solved. The daily life is influenced. According to the technical scheme, the noise reduction structure for the refrigeration equipment comprises a noise reduction bottom plate; the noise reduction device further comprises a supporting noise reduction assembly, an auxiliary noise reduction assembly and a protective shell. According to the utility model, the spring is matched with the damper in the base to reduce the vibration, and meanwhile, the arc-shaped support plate is matched with the noise reduction bottom plate, so that the noise pollution caused by excessive vibration is avoided, and the stable operation of the refrigeration equipment is further ensured.

The utility model discloses a sofa of visual inner support structure relates to furniture technical field, including bottom frame and integrated backplate. This sofa of visual inner support structure bottom frame adopts the transparent design of PC material quality, not only direct show internal support structure, promote product technology transparency and aesthetic value, still utilize the high strength and impact resistance of PC material, ensure that the structure is firm and durable, the wedge interlocking design of isosceles trapezoidal convex rod and recess, through the self -lock principle and enhance the anti -lateral displacement ability of horizontal support beam, cooperate horizontal support beam and the mortise -and -tenon joint of longitudinal support beam, form cross grid support system, effectively disperse stress and restrain deformation, prolong the service life of sofa, the combination of four groups of lifting support leg and rubber pad, realize height adjustment and antiskid damping function, prolong the service life, whole design gives consideration to mechanics stability, functional flexibility and visual display, satisfy the double demand of quality and aesthetics to modern house.

The utility model provides a feeding device for cold-drawn seamless steel tubes, which relates to the technical field of cold drawing of seamless steel tubes and comprises a lifting seamless steel tube storage tank body, a seamless steel tube blanking structure, a guide inclined plate, a first flange, a seamless steel tube conveying device and a cushioning V-shaped plate, according to the device, a plurality of seamless steel pipes to be machined are loaded by reducing the height of the lifting type seamless steel pipe storage groove body, the seamless steel pipes stored in the lifting type seamless steel pipe storage groove body are output one by one through the seamless steel pipe discharging structure, and the seamless steel pipes enter a cushioning V-shaped plate along a material guiding inclined plate; in the whole feeding process, the seamless steel pipes are distributed one by one, mutual collision is avoided, the guide channel is smooth and has a damping function, the seamless steel pipes are prevented from being damaged, manual feeding is replaced, and the working efficiency is improved.

The damping device for the textile machinery particularly relates to the technical field of damping for the textile machinery and comprises a shell, a bearing plate is embedded in a plate groove formed in the upper end face of the shell, a supporting column is fixedly connected to the lower end face of the bearing plate, and a transverse plate is fixedly connected to the lower end face of the supporting column. The bottom of the inner surface wall of the shell is fixedly connected with a bottom plate, the inner surface wall of the shell is connected with a second conical spring, and the free end of the second conical spring is connected with the outer surface wall of the supporting column. The air bag type damping assembly is arranged, so that the device has an air bag type damping function, the damping function can be achieved through compressed air in an air spring when the device is used, and the rigidity and the bearing capacity of the device can be flexibly adjusted according to different working conditions of textile machinery; due to the characteristic, the air spring can perfectly meet the requirements of the textile machinery under various complex working conditions, and the working adaptability of the textile machinery is greatly expanded.

The utility model discloses a novel sun shield with a damping function, and belongs to the technical field of automobile parts. Comprising a mounting seat and a sun shield, a rotating hole is formed in one side of the sun shield, the fixing shaft is located in the rotating hole, the sun shield is rotationally arranged relative to the fixing shaft, and rotating friction exists between the rotating hole of the sun shield and the fixing shaft; a groove communicated with the rotating hole is formed in the sun shield, and a friction plate is arranged in the groove in a sliding mode; an annular groove located in the rotating hole is formed in the outer wall of the fixing shaft, and the friction plate corresponds to the annular groove. A sliding structure capable of driving the friction plate to slide is arranged in the groove in a sliding mode, and the sliding structure is connected with the friction plate through a friction adjusting assembly. By additionally arranging the sliding structure and the friction adjusting assembly, a driver can conveniently adjust the friction damping force when the sun shield rotates, so that the automobile sun shield is suitable for habits of different drivers, the friction damping force can be readjusted under long-time abrasion, and the service life of the sun shield is prolonged.

The utility model discloses a shakeproof hold-down wheel capable of easily discharging chips, and aims to overcome the defects that many hold-down wheels used at present are in hard contact with a saw blade, so that the functions of vibration reduction, buffering and chip removal cannot be realized, and the phenomenon of saw clamping is easy to occur. The hold-down wheel comprises a hold-down wheel body mounted on a connecting seat, a plurality of annular chip grooves are arranged on the outer wall of the hold-down wheel body, a movable shockproof seat is arranged on the connecting seat, the hold-down wheel body is rotatably mounted on the shockproof seat, and an elastic shockproof part is mounted between the shockproof seat and the connecting seat. The shockproof hold-down wheel easy to discharge chips has the buffering and damping functions, chips are easy to discharge in the contact process of the hold-down wheel and a saw blade, and the phenomenon of saw clamping is not prone to occurring.

The invention belongs to the technical field of building structure engineering, and particularly relates to a steel structure fabricated building with a damping function, which comprises an L-shaped square tubular column, an inserting groove is formed in the upper end surface of the included angle of the L-shaped square tubular column, the inner cambered surface of the L-shaped square tubular column is of a hollow structure, and a joint assembly is connected in the inserting groove of the inner cambered surface of the L-shaped square tubular column in a penetrating manner; a stable supporting frame is formed through the L-shaped square pipe columns and the vertical pipe columns, a solid foundation is provided for a damping system, a first damping defense line is formed by the damping square pads, the deformation cambered surfaces and the honeycomb holes of the column sleeve pieces, initial vibration energy can be rapidly absorbed, and a second buffering barrier is formed by the damping soft balls and the rubber auxiliary pads of the damping plates. The energy is further dissipated through elastic deformation of the soft material, the buffering support guides the residual vibration force to the foundation frame by means of the force decomposition effect of the conical stand column and deformation adaptation of the outward extending end, final dissipation of the energy is achieved, and the vibration response of a building in a strong earthquake is greatly reduced.

The invention relates to the field of machining material conveying and overturning, in particular to an automatic feeding and overturning device for turning the inner circle and the outer circle of a bearing ring, which comprises a first overturning assembly and a second overturning assembly which are arranged at the two ends of a workbench, have the same structure and are respectively provided with a base, a driving source, a rotating arm and a clamping piece; the first feeding assembly and the second feeding assembly are located on one side of the first overturning assembly and one side of the second overturning assembly, and the first buffering rack and the second buffering rack are located on the two sides of the first overturning assembly and the second overturning assembly. The workbench is further provided with an anti-falling groove rail. A numerically controlled lathe is arranged on the side, close to the second feeding assembly, of the workbench and provided with a feeding port and a material moving mechanism. Each component has fine design of buffering, sensing, stretching and the like. The automatic feeding and turning-over device for the bearing ring achieves the technical effects that automatic feeding and turning-over of the bearing ring are achieved, the machining efficiency is improved, manual operation is reduced, meanwhile, the buffering and damping functions are achieved, the workpiece is protected, and the bearing ring is prevented from falling off through an anti-falling groove rail.

The utility model relates to the technical field of dampers, in particular to a double-layer variable damper which comprises an outer shell, hydraulic oil is arranged in the outer shell, an inner shell is fixedly connected in the outer shell, and the inner shell abuts against the position between the bottom and the top of the outer shell and is connected with the outer shell in a sealed mode. A plurality of liquid passing holes are formed in the side face of the inner shell, a piston ring is connected into the inner shell in a sliding mode, a piston rod is arranged at the top of the piston ring, and the end, away from the piston ring, of the piston rod penetrates out of the outer shell. The hydraulic oil, the inner shell, the piston ring and other components are integrated in the outer shell, and the highly integrated damping function is achieved. The damping characteristic can be flexibly regulated and controlled through the design of the liquid passing holes in the inner shell, and different requirements are met.

The invention belongs to the technical field of safety helmets, and particularly relates to an intelligent safety helmet which comprises an outer shell, an inner shell, a fixing head band, a buffer detection array and a control module, the inner shell is connected to the inner side of the outer shell, a hollow structure is formed between the inner shell and the outer shell, and the buffer detection array comprises a plurality of springs which are mutually connected to form a net structure; a tension sensor and a pressure sensor are arranged between any two spring connecting points, the multiple tension sensors are electrically connected with the control module, the fixing head band is connected to the inner side of the inner shell, and the peripheral edge of the fixing head band is connected with the multiple springs of the buffer detection array. The buffer detection array is stressed and pulled after the fixed headband is worn and provides buffer shock absorption, and a plurality of tension sensors on the buffer detection array detect the wearing posture of the fixed headband according to the stress state and transmit monitoring data to the control module; according to the safety helmet, the wearing posture reminding and damping functions can be provided while the light weight of the safety helmet is guaranteed.

The utility model relates to the technical field of medical instruments, in particular to a guide wire inserter with damping. The guide wire inserter with the damping function comprises a guide wire inserter body and a damping block, a conical guide wire channel opening is formed in the guide wire inserter body, a tip opening is formed in the left side of the guide wire inserter body, and a tail end opening is formed in the right side of the guide wire inserter body. The guide wire channel opening is communicated with the tip opening and the tail end opening of the guide wire inserter body, a damping block is integrally formed in the position, close to the tail end opening, in the guide wire inserter body in an inclined mode, and a connecting opening is formed by the inclined upwarp position of the damping block and the guide wire inserter body. According to the guide wire inserter, the damping block is arranged at the position, close to the tail end opening, of the guide wire channel opening, and when the guide wire exits from the tip opening of the guide wire inserter body, the damping block can automatically clamp the guide wire and generate certain resistance to the guide wire, so that the guide wire is prevented from falling off, and the stability and safety in the guide wire insertion process are effectively improved.