37results about How to "Counteract vibration" patented technology

The utility model discloses a super-linear bidirectional sound output loudspeaker, comprising a first vibration system formed by bonding a first frame body, a first voice coil, a first voice diaphragm and a first FPC soft board, a second vibration system formed by bonding a second frame body, a second voice coil, a second voice diaphragm and a second FPC soft board, and the two vibration systems are bonded and face opposite directions; the first FPC soft board and the second FPC soft board are provided with bonding pad points, the bonding pad points are located above the corresponding voice coil lead wires, the first central magnet, the second central magnet, the first washer and the second washer are connected to the two surfaces of the U iron to form an assembly, and the U iron is connected with the side magnet. The side magnets are connected to the inner sides of the two frame bodies and located on the two sides of the assembly to form a center magnetic circuit system. The beneficial effects of the utility model are that the FPC soft board is directly welded with the voice coil lead, so that the voice coil lead is prevented from being bent, and the power resistance of the loudspeaker is improved.

The utility model relates to an active suspension actuator and a vehicle suspension system, the active suspension actuator comprises an actuator main body and a circulating oil path, the actuator main body comprises a cylinder body, a piston and a piston rod, the piston is located in the cylinder body, the piston and the inner surface of the cylinder body are in sealing contact and can move relatively, and the cylinder body is divided into a first cavity and a second cavity by the piston; the piston rod is connected with the piston and penetrates through the second cavity to extend out of the cylinder body, one end of the circulating oil way is connected with the first cavity, the other end of the circulating oil way is connected with the second cavity, the circulating oil way comprises a damping branch and a power branch, and the damping branch provides damping force for hydraulic oil flowing into the second cavity from the first cavity and hydraulic oil flowing into the first cavity from the second cavity. The power branch and the damping branch are connected in parallel, and the power branch provides power for hydraulic oil flowing into the second cavity from the first cavity and hydraulic oil flowing into the first cavity from the second cavity. According to the active suspension actuator and the vehicle suspension system, power can be actively provided, and comfort and stability are improved.

The present invention discloses an anti-shake gimbal, comprising a shell, a carrier, a magnet group, a circuit board, a support body, a lower spring sheet and a base, wherein the carrier is provided with a lens module installation chamber for installing a lens module, the magnet group is fixedly installed on the base, the circuit board is installed at the bottom of the carrier and cooperates with the magnet group, the lower spring sheet movably connects the carrier and the base, and the support body is installed between the base and the carrier to rotatably support the carrier on the base. The present invention can drive the entire lens module including the lens and the image sensor to make a movement opposite to the vibration direction but close to the amplitude, thereby offsetting the shaking caused by the vibration.

The utility model discloses an anti-rotation copper bar buckle, which comprises a movable sheet, a base and a fixed root part, the movable sheet and the base are connected and define an inner cavity for placing a copper bar, one end of the fixed root part is fixedly connected with the base, the other end of the fixed root part is connected with a target assembly part, and an anti-rotation structure matched with the target assembly part for limiting is arranged in the fixed root part. The anti-rotation copper bar buckle is used for fixing a copper bar in a high-voltage power battery pack, the fixing reliability can be improved, the situation that the buckle rotates after being installed is effectively prevented, and assembly complaints and the part failure rate are greatly reduced; the copper bar buckle can be repeatedly used, so that resource waste is reduced; the metal plates with different thicknesses can be adapted, and the adaptability is high; vibration generated in the moving process of the automobile can be counteracted, and the NVH of the automobile is effectively reduced.

The utility model relates to the technical field of tobacco processing, in particular to a cigarette storage cabinet stockpiling height real-time monitoring device and a cigarette spreading traveling crane device comprising the same, which are positioned on two sides of an auxiliary traveling crane and comprise a base, an adjusting frame and a detection component, the adjusting frame comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the outer side of the base through a first damping shaft, the other end of the first connecting rod is hinged to the second connecting rod below the first connecting rod through a second damping shaft, and the other end of the second connecting rod is hinged to the detection assembly through a third damping shaft. The detection assembly comprises a millimeter-wave radar and a support hinged to the second connecting rod. The support is fixedly connected with the millimeter-wave radar through a damping spring. The millimeter wave radar is in communication connection with an early warning device. According to the utility model, the dust penetrating capability is enhanced through the millimeter wave radar, the vibration influence is reduced by arranging multiple damping structures, the real-time alarm of abnormity is realized by arranging the early warning device, and the monitoring accuracy, stability and real-time performance are effectively improved.

The invention discloses broadcast and television all-media broadcast control equipment, and relates to the technical field of broadcast control equipment, the broadcast and television all-media broadcast control equipment comprises a substrate and a box body, a damping fixing mechanism is arranged in the substrate, the damping fixing mechanism comprises a driving motor arranged in the substrate, and the output end of the driving motor is provided with a transmission rod; the side, away from the driving motor, of the transmission rod is fixedly connected with a first bevel gear, the side edge of the first bevel gear is in meshed connection with a second bevel gear, the side, away from the first bevel gear, of the second bevel gear is fixedly connected with a threaded rod, the side, away from the second bevel gear, of the threaded rod is in threaded connection with a threaded cylinder, and the side edge of the threaded cylinder is fixedly connected with an L-shaped plate. Fixing is carried out through opposite movement of the damping plates, the influence of too high heat is avoided, it is guaranteed that the playing control table does not fall off, prestress of elastic potential energy can be provided for the playing control table, external vibration is effectively counteracted, stable operation of the playing control table and a media playing control assembly arranged above the playing control table is guaranteed, and the problems of falling off and stability reduction are solved.

This utility model discloses a busbar trunking cutting and shearing device, applied in the field of power distribution equipment processing technology. It includes a trunking plate B, with side plates B slidably connected to both sides of the inner wall of the trunking plate B. A connecting rod B is bolted to opposite sides of the two side plates B. Sliding sleeves are bolted to the top and bottom of the connecting rod B. This utility model uses concentric clamping to evenly distribute cutting stress, avoiding twisting or local deformation of the busbar trunking due to unilateral force, maintaining the geometric accuracy of the conductor arrangement, effectively offsetting vibrations generated by the contact between the tool and the material during cutting, reducing the risk of chipped edges, and avoiding tilted or stepped cross-sections caused by workpiece offset. Timely separation avoids slippage or tipping of the cut piece due to gravity and mechanical stress, reducing secondary injuries such as pinching and collisions. The separation action reduces continuous friction between the cutting surface and the tool, preventing the expansion of burrs and extending the tool's service life.

The utility model discloses an air-cooled unit buffer shock absorption base, which relates to the field of air-cooled units, and comprises a shock absorption base, the upper end of the shock absorption base is fixedly connected with a mounting plate, the upper end of the mounting plate is fixedly connected with a mounting assembly, the upper end of the mounting assembly is clamped with an air-cooled unit body, and the shock absorption base comprises a shock absorption frame. And a groove is formed in the damping frame. By the adoption of the structure, when the air cooling unit body moves, the damping rods move on the surfaces of the fixing rods under the action of the sliding pieces, and when the sliding pieces move, the damping springs contract so that vibration generated by the air cooling unit body can be counteracted; and the vibration effect can be further counteracted under the action of the damping tension springs, so that the damping effect of the damping base is better, meanwhile, the elastic force generated by the damping springs can be counteracted under the action of the dampers, and the air cooling unit body can stably return to the original position after damping is completed.

The utility model relates to the technical field of nonmetallic mineral product manufacturing, in particular to a plunger pump with a noise reduction function, which comprises an adsorption mechanism, the adsorption mechanism is embedded in the center of the top of a base, the outer wall of the base is welded on the inner wall of the bottom end of a protective shell, and clamping mechanisms are welded on the inner walls of the left side and the right side of the protective shell. And plunger pump bodies are tightly attached to the opposite sides of the clamping mechanisms, the driving ends of the plunger pump bodies are sleeved with supporting mechanisms, and a top cover covers an opening in the top of the protective shell. According to the improved plunger pump, the adsorption mechanism and the clamping mechanism, the using stability of the plunger pump body can be enhanced, the damping air bag can offset part of vibration and noise generated by the plunger pump body, the sound absorption sponge filled in the interlayer of the inner wall of the protective shell can absorb and scatter sound waves, and therefore the propagation and strength of the sound waves are reduced, and the service life of the plunger pump is prolonged. The supporting mechanism can reduce shaking and displacement of the driving end of the plunger pump body, the plunger pump body is prevented from being in contact with other parts, and noise is reduced.

The present invention provides a filtering device for water treatment, the filtering device comprising: a filter front cover; a filter rear cover, a filter assembly accommodating chamber is provided between the filter front cover and the filter rear cover; the axis of the filter rear cover and the filter assembly accommodating chamber coincides with the axis of the power shaft, the filter front cover is an asymmetric structure, and the center of gravity of the filter front cover is not on the extension line of the power shaft axis. The device of the present invention adopts an asymmetric design of the main structure, with one high and one low main structure, which can offset the vibration during the filtering process and increase the service life of the structure. At the same time, the device of the present invention has made a series of improvements to the seal around the filter medium, so that the filtering efficiency of the filtering device of the present invention is improved compared with the prior art.

The utility model discloses an improved natural gas buffer tank, including buffer tank main part, filter component, filter component includes filter pipeline, and the inner surface sliding sleeve of filter pipeline has a plurality of outer casing, and the side of a plurality of outer casing all is equipped with the apron, and the inner chamber of outer casing and apron is provided with filter medium, and the inner surface of apron is provided with a plurality of gas outlets, and the inner surface of the side of outer casing away from apron is provided with a plurality of air inlets, and the junction of outer casing and apron is provided with sealing compression ring, and both ends of filter pipeline all are equipped with sealing gland, and the middle portion of a sealing gland is fixedly installed with the bottom end of discharge pipe, and the middle portion of another sealing gland is fixedly installed with the gas outlet pipe, and through setting filter component. When exhaust pressure stabilization, the gas in buffer tank main part enters filter pipeline through discharge pipe, and along the staggered air inlet, gas outlet of outer casing, apron presents 'W' type flow, and is purified through internal filter medium, realizes the harmlessness of discharge gas, reduces environmental influence.

The utility model relates to the technical field of shaft sleeves, in particular to a steering shaft sleeve device which comprises a shaft sleeve body, a concave block is arranged on the outer surface of the shaft sleeve body, an inner sleeve connected with a steering shaft body is arranged in the shaft sleeve body, and a damping assembly is arranged between the outer side of the inner sleeve and the interior of the shaft sleeve body. According to the scheme, the multiple damping assemblies are arranged in the shaft sleeve body, and when a steering shaft body runs in the shaft sleeve body, damping sleeves in the damping assemblies are used for buffering and counteracting collision and vibration generated between the shaft body and the shaft sleeve; due to the fact that the contact area of the damping sleeves is large and the multiple damping sleeves are arranged, the damping and buffering effect can be improved, and the overall stability of the steering shaft sleeve is improved.

The application discloses a kind of distributed power energy storage devices, it is related to secondary battery technical field, including box, several hollow supports are evenly installed equidistantly in the box, several partition seats are evenly installed equidistantly in the side end surface of hollow support, cabinet is slidably installed in the top of partition seat, limit valve is embedded and installed in the bottom of cabinet side end surface, the end of limit valve is installed with spout, sliding plate is slidably installed in the inside of partition seat, the heat emitted in the process of the present application is driving force, forcibly realizes internal and external interactive heat exchange and internal circulation heat exchange, can effectively remove the heat generated in the process of device operation in time, realize the recycling of energy conversion and utilization, while realizing the efficiency of the base, improve the synchronism and high efficiency of heat exchange work, while prolonging the effective service life of battery, improve the popularization of device, flexible meet the multiple needs of user side cost reduction, power grid side stability and energy side low carbon.

The invention belongs to the technical field of aircrafts, and particularly relates to a civil branch aircraft passenger cabin side wall mounting structure which is characterized in that multiple groups of mounting structures are mounted along splicing seams of adjacent interior trim panels, and each mounting structure comprises two primary supports, a secondary support and a tertiary support; each primary support comprises a fixed end and a connecting end, the fixed end of one primary support is connected with the corresponding interior trim panel, the connecting end of the primary support is connected with the middle section of the secondary support, the fixed end of the other primary support is connected with the other interior trim panel, and the connecting end of the primary support is connected with the middle section of the secondary support; the secondary support comprises a middle section and warped ends formed by bending the two ends of the middle section in the direction away from the interior trim panel, and the warped ends are fixedly connected with the tertiary support. The tertiary support is fixedly connected with a machine body mounting frame located on the inner side of the interior trim panel by a certain distance and used for reducing vibration transmitted by a machine body to the interior trim panel.

The straw two-stage crushing equipment relates to the technical field of crushers and comprises a base and a crusher shell, the crusher shell is installed above the base, a feeding port and a discharging port are formed in the upper side and the lower side of the crusher shell correspondingly, and a lining plate is installed on the inner wall of the crusher shell; and a first rotor and a second rotor are rotatably installed in the pulverizer shell, hammer head assemblies are installed on the first rotor and the second rotor, and a cleaning assembly is arranged on the feeding port. According to the straw two-stage crushing equipment, the first rotor and the second rotor which are arranged up and down are independently driven to rotate, the hammer head assembly conducts two-stage continuous impact crushing on straw, the friction crushing effect is enhanced in cooperation with the anti-skid protruding edges on the surface of the lining plate, straw toughness fibers can be thoroughly cut off, long fiber coarse particle residues are effectively reduced, the particle size of crushed materials is more uniform, and the crushing efficiency is improved. The subsequent resource utilization requirements are met.

This invention discloses an overload protection device for a vent valve, an aero-engine, and an aircraft. The vent valve includes a door assembly and a drive device connected to the door assembly. The drive device can drive the door assembly to open and close. It also includes an elastic component connected to the door assembly. This elastic component always stores elastic potential energy as it moves along the opening and closing path with the door assembly. This elastic potential energy can be released when the drive device and the door assembly are disconnected, driving the door assembly to remain open or closed. When the drive device melts and disconnects from the door assembly, the elastic potential energy in the elastic component can be released, driving the door assembly to remain open or closed, ensuring the door assembly is in a stable state and guaranteeing normal engine operation. The elastic component can also counteract some vibrations through its elastic damping, further improving engine reliability.

The invention belongs to the technical field of slurry pumps, and particularly relates to a slurry pump with a damping function, which comprises a driving device and a pump body, the driving device and the pump body are connected through a coupling, the slurry pump also comprises a base and a bottom plate, the driving device and the pump body are both fixedly mounted on the bottom plate, and a plurality of groups of protective damping mechanisms are arranged between the bottom plate and the base; the multiple supporting base plates are fixed to the upper surface of the base, protection cylinders are vertically fixed to the upper surfaces of the supporting base plates, damping springs are vertically installed in the protection cylinders, rubber sliding plugs are installed at the upper ends of the damping springs and slidably arranged in the protection cylinders, and supporting rods are vertically connected to the upper end faces of the rubber sliding plugs. The top end of the supporting rod extends out of the protective cylinder to be provided with a threaded rod. The threaded rod is fixedly connected with the bottom plate through a nut. Normal and safe damping of the damping spring can be affected, and meanwhile the phenomenon that the damping spring is rusted and damaged is avoided.

The application relates to the technical field of semiconductor manufacturing equipment, in particular to an anti-interference positioning device. The anti-interference positioning device comprises an anti-interference device, a positioning mechanism and a non-contact connecting assembly; the anti-interference device has an accommodating space in the interior; the non-contact connecting assembly comprises a first connecting piece and a second connecting piece which are arranged at intervals, the first connecting piece is connected with the anti-interference device, the second connecting piece is connected with the positioning mechanism, the first connecting piece can provide a suspension force to the second connecting piece and adjust the suspension force according to interference conditions, so that the positioning mechanism is suspended at and kept at a predetermined position in the accommodating space. The anti-interference positioning device, because the positioning mechanism is connected with the anti-interference device in a non-contact mode, the positioning mechanism will not vibrate with the anti-interference device, the positioning mechanism can be kept stable, and high-precision positioning of a workpiece is realized.

The application belongs to the technical field of component welding, and particularly relates to a motor commutator and wire head continuous welding device, which comprises a base, a stand, a top plate and a welding tool, the stand is fixedly connected to the top of the base, the top plate is fixedly connected to the top of the stand, the bottom of the top plate is provided with a reciprocating lifting mechanism, the welding tool is arranged at the bottom of the reciprocating lifting mechanism, the top of one side of the base close to the welding tool is fixedly connected with a processing groove, and the top of the other side of the base is fixedly connected with a mounting groove. In the application, the push roller, the pull roller, the first travel switch and the second travel switch are cooperatively matched to ensure the automatic process of feeding, clamping, processing and discharging of the workpiece, significantly improve the production efficiency, reduce manual intervention, realize the automatic sorting and circulation of the workpiece after welding through the integrated design of the conveying groove and the discharging slope, facilitate the connection of the subsequent quality inspection link, and optimize the production process.

The utility model provides a damping chassis structure of an ash discharging semitrailer carriage, belongs to the technical field of damping chassis, and aims to solve the problems that in the using process of an existing damping chassis structure of an ash discharging semitrailer carriage, due to the fact that a carriage chassis contains multiple damping structures, when any damping structure is damaged, the damping structures are difficult to find and repair in time, and the service life of the carriage chassis is prolonged. According to the shock absorption structure, the problems that the load of other shock absorption structures is increased easily, the service life is shortened, and economic losses are caused are solved. The mounting frame is slidably connected to the inner side of the fixed bottom plate; the connecting frame is slidably connected to the inner side of the chassis; the tank body is fixedly connected to the upper end surface of the connecting frame; the two side plates are fixedly connected to the left end face and the right end face of the base plate correspondingly. The damping mechanism is arranged on the outer side of the chassis; the detection mechanism is arranged on the inner side of the chassis; through the arrangement of the utility model, the detection of the damping structure in the vertical direction of the carriage is realized, and the economic loss is reduced.

The present application relates to the technical field of brushed DC motors, and relates to a water-cooled motor, comprising a motor body, a plurality of hollow cavities arranged on the outer shell of the motor body, two annular cavities respectively arranged at the two ends of the outer shell of the motor body, a plurality of water inlets arranged on the motor body near its own head, and a plurality of water outlets arranged on the motor body away from its own head; the annular cavity is provided with a circle with the axis of the rotating shaft of the motor body as the axial direction, a plurality of the hollow cavities are connected to the annular cavity, the water inlet is connected to the annular cavity near the motor body head, the water outlet is connected to the annular cavity away from the head, and the water inlet of the motor body is connected to the existing condensate supply device. The present application has the effect of improving the fan cooling which can only cool the outer shell of the brushed DC motor, and the temperature inside it is still very high.

The utility model relates to a kind of damping platform, including including magnetic suspension damper, first connecting plate and second connecting plate, magnetic suspension damper is configured as multiple, second connecting plate is parallelly arranged with first connecting plate, and accommodating space is formed between second connecting plate and first connecting plate, and all magnetic suspension dampers are arrayed in accommodating space.The utility model can be commonly supported by multiple magnetic suspension dampers The precision equipment on top, so that the precision equipment load can be evenly distributed to each magnetic suspension damper, to improve the carrying capacity of damping platform.Meanwhile multiple magnetic suspension dampers can work cooperatively, jointly offset vibration in different directions, to realize the efficient suppression of multi-degree-of-freedom vibration.

The utility model relates to the technical field of LNG relates to a kind of LNG vehicle gas cylinder saturation device, including bottle body, support plate and base, the outer wall of bottle body is provided with overhaul mechanism, the top of support plate is provided with fixed mechanism, the top of base is provided with buffer mechanism, the top rear side of base is fixedly connected with two mounting plates, the outer wall of two mounting plates is provided with mounting assembly, the overhaul mechanism includes overhaul pipe, the inner wall of bottle body is fixedly connected in the outer wall of overhaul pipe, the outer wall of overhaul pipe is slidably connected with sealing gasket, the outer wall of sealing gasket is slidably connected with sealing cover, the outer wall of sealing cover is fixedly connected with handle.The utility model in the heat exchanger overhaul, take down protective cover, take down seal, through overhaul pipe, heat exchanger is removed and is overhauled, after being completed, it is installed to fixed position through overhaul pipe, simplified maintenance procedure, shorten time consumption and reduce maintenance cost are realized.

The utility model relates to the technical field of refraction state detection devices, and discloses a refraction state detection device which comprises a detector body, sliding rails are fixedly connected to the two sides of the detector body, shading assemblies are slidably connected to the interiors of the sliding rails, a base is fixedly connected to the bottom of the detector body, and the base is fixedly connected to the bottom of the detector body. A supporting frame is fixedly connected to one side of the base, a limiting frame is fixedly connected to the top of the supporting frame, a supporting assembly is connected into the limiting frame in a sleeved mode, and a plurality of shock absorption and noise reduction assemblies are fixedly connected to the bottom of the base. According to the refraction state detection device, through the arrangement of the shading assembly, when external light is relatively strong, a steel frame is pulled, a sliding strip at the bottom of the steel frame is driven, so that the sliding strip slides in a sliding rail, and then a folding shading cloth is unfolded, so that the effect of shading strong light is achieved, and when a patient is detected, interference of an external light source is reduced; the accuracy of the detection device is improved.

The utility model discloses a ring lock type scaffold, which relates to the field of construction equipment and comprises an adjustable base, vertical rods detachably connected with the adjustable base, a connecting cross rod horizontally arranged between the two vertical rods, and a supporting inclined rod obliquely arranged between the two vertical rods. The quick release structures are arranged between the vertical upright rods and the connecting cross rods and between the vertical upright rods and the supporting inclined rods; according to the ring lock type scaffold, quick connection and disassembly between the vertical rod and the connecting cross rod and between the vertical rod and the supporting inclined rod can be achieved without other tools, operation is easy and convenient, and therefore the installation and disassembly efficiency is improved.

The present invention belongs to the technical field of structural vibration control and shock absorption, and specifically relates to a three-dimensional shock absorbing device for a large-span space structure; it includes a horizontal shock absorbing assembly, a connecting frame and a vertical shock absorbing assembly; the horizontal shock absorbing assembly is mounted on both ends of a horizontal rod of the large-span space structure; the connecting frame is mounted on the middle of the rod and connected to the horizontal shock absorbing assembly, and the connecting frame can slide left and right and or swing back and forth along the horizontal rod, thereby squeezing the horizontal shock absorbing assembly to consume the vibration energy in the horizontal direction; the vertical shock absorbing assembly is connected to the connecting frame, and the vertical shock absorbing assembly can slide up and down along the connecting frame, thereby consuming the vibration energy in the vertical direction of the rod. The three-dimensional shock absorbing device is installed on the component, which can not only reduce the component vibration caused by an earthquake, but also offset the component vibration caused by the wind force, and is easy to install and easy to maintain.

The invention relates to the technical field of welding, and discloses an integrated intelligent frame welding platform and a welding method of the integrated intelligent frame welding platform, the integrated intelligent frame welding platform comprises a resonance energy conversion mechanism, the resonance energy conversion mechanism comprises a welding frame, two mass blocks, two vertical plates and two pinions, and the welding frame is connected with the two mass blocks through the resonance energy conversion mechanism; under the condition that external energy supply is not needed, mechanical energy generated when the frame vibrates up and down is recycled and converted into rotating kinetic energy used for active vibration suppression control, and the energy cost is effectively reduced; the active vibration suppression mechanism can counteract harmful vibration generated in the welding process in real time, and the negative influence of vibration on the welding seam quality is remarkably reduced; the thermal deformation equal-arc structure reliably maintains the welding arc length to be constant as far as possible by dynamically adjusting the height of the welding nozzle, and therefore the welding seam forming quality and the process stability are improved.

The utility model relates to the technical field of cold boxes, and discloses a sectional adjusting structure of an air separation plate type cold box, which comprises a separation tower, a plurality of groups of sliding sleeves are fixedly connected to the surface of the separation tower, adjusting components are slidably connected to the interiors of the sliding sleeves, and two groups of fixing rings are sleeved on the surface of the separation tower. According to the segmented adjusting structure of the air separation plate type cold box, through the arrangement of the adjusting assembly, when the cold box is separated, the internal pressure of segments in a separation tower enters the sliding sleeve to extrude the piston, so that the piston slides on the threaded rod and further extrudes the pressure spring, the pressure spring is stressed to deform and stretch out and draw back, and gas and liquid in the separation tower reach the supporting pipe through the through pipe; and then the gas reaches the bottom and enters the bottom of the separation tower for further cyclic separation, so that the effect of automatically adjusting the pressure of the sections is achieved, the stability of the internal pressure of each section is kept, and the safety and the automatic adjusting capability of the section adjusting structure are improved.

The utility model discloses a kind of universal damping devices, including top table and seat, and spring being sleeved in the top table and seat;The seat is provided with universal ball, the top table is provided with support screw rod, the lower end of the support screw rod is connected with the universal ball, rubber pad, pressing piece and nut are arranged on the position of the top table upper side of the support screw rod.The utility model sets up universal ball and screw rod cooperation spring to realize universal damping function, can offset the vibration of each azimuth angle, multidirectional damping effect is good.

The invention relates to the field of welded pipe surface treatment, in particular to a welded pipe inner wall polishing and deslagging treatment device which comprises a machine body, one side of the machine body is rotatably connected with a rotating piece, the rotating piece is slidably connected with a plurality of electric clamping blocks, the electric clamping blocks are distributed along the circumference, and a servo motor is arranged on the side, close to the rotating piece, of the machine body. A conveying assembly is connected between an output shaft of the servo motor and the rotating piece, rodless air cylinders which are symmetrically arranged are connected to the side, away from the rotating piece, of the machine body, a sliding plate is slidably connected between the rodless air cylinders, and a pushing piece is connected to the top of the sliding plate and slidably connected with the machine body. The side, close to the electric clamping block, of the pushing piece is slidably connected with a plurality of grinding blocks. According to the device, the polishing block can be automatically attached to the inner wall through linkage of the electric clamping block and the wedge-shaped block and an elastic structure, manual adjustment is not needed, adaptability and universality are high, synchronous operation of polishing feeding and welded pipe rotation is achieved through cooperation of the rodless air cylinder and the servo motor, and polishing is uniform and efficient.