26results about How to "Ensure mobile stability" patented technology

The utility model relates to the technical field of positioning and clamping equipment, and discloses an engineering machinery shell processing, positioning and clamping device which comprises a base upper frame body connecting support seat, a disc-shaped clamping seat arranged at the left end of the base upper frame body connecting support seat, a transverse driving rod arranged at the circle center and driven by a first telescopic oil cylinder to horizontally move, and a plurality of gear seats annularly and uniformly distributed on the outer side of the driving rod, the gear seat is connected with the driving rod through a rack, a gear on the gear seat is in meshed transmission with the rack, and the gear drives the swing rod to rotate. The device drives the driving rod through the first telescopic oil cylinder, the swing rod is turned from tilting to vertical through gear transmission, the clamping plate is driven to expand outwards to clamp the shell, the oil cylinder is contracted to be disassembled, and operation is convenient and fast; the gear seat and the equidistant gear set support the driving rod to guarantee stable movement; clamping of the inner side faces of the clamping plates is not shielded, and the clamping position is convenient to adjust; the outer side protruding block and the right end baffle prevent the shell from sliding, the second telescopic oil cylinder adjusts the elevation angle of the clamping base, and the multi-angle clamping requirement is met.

A kind of flatness detection device of flat knitting machine gripper needle, including platform and rake being arranged on platform, rake is provided with gripper needle, the platform is equipped with sliding mechanism and drive mechanism, the sliding mechanism includes slide rail and the sliding block being slidably connected on slide rail, sliding block is fixedly connected with frame table seat;The drive mechanism includes transmission assembly and the pressing block being synchronously driven with transmission assembly, and the clamping groove being formed on frame table seat is matched with pressing block, and frame table seat is slid on slide rail by pressing block;Compared with prior art, by transmission assembly driving pressing block to move, and by the clamping of pressing block and frame table seat, the movement of pressing block drives frame table seat to slide on slide rail is realized, while frame table seat moves and drives detection mechanism to move, the automated movement of detection mechanism is realized, by the clamping of frame table seat and pressing block and the fixed connection of sliding block and frame table seat, the movement stability of frame table seat is ensured, so as to improve the measurement accuracy of detection mechanism.

The utility model discloses a kind of control device for household end heat balance regulation and control, belong to heating technical field, a kind of control device for household end heat balance regulation and control, including stove, the front side of the stove is provided with knob on upper end, the side of the knob is provided with the fixed plate of L shape setting, and the upper of knob is provided with protective cover, the front side of the vertical position of fixed plate is fixedly connected with the clamping seat in the middle, and the front side of the vertical position of fixed plate is movably connected with the rotating rod on upper end, the inside of the clamping seat is clamped and is provided with handle, the inner side of the rotating rod is fixedly connected with gear ring one end, is provided with meshing transmission assembly, the adjustment of protection assembly is carried out by meshing structure, more stable than spring structure, simultaneously not easy to damage, service life is longer, and setting limiting component, the adjustment end of meshing transmission assembly is limited, guarantee the adjustment stability of meshing transmission assembly, further improve the use effect of protection assembly.

The utility model discloses a foundation joint reinforcing structure capable of improving the crack resistance of a traditional brick structure wall body, which belongs to the technical field of brick structure wall body reinforcement, and comprises a brick wall, a wall joint is filled in the brick wall, and the wall joint is arranged in the brick wall. A plurality of sets of symmetrically-arranged mounting steel bars are arranged at the horizontal position of the wall seam, threaded rods are arranged at the positions, close to the two ends, of the opposite faces of the two mounting steel bars which are symmetrical front and back, a pair of connecting blocks are fixedly connected to the outer sides of the mounting steel bars, and connecting plates are arranged on the outer sides of the connecting blocks in a clamped mode. A traditional brick wall body can be reinforced and protected, the anti-cracking capacity of the wall body is improved, the collapse situation of the brick wall body is reduced, the distance adjusting assembly is arranged, the distance of the reinforcing assembly in the vertical direction can be adjusted so as to adapt to wall body gaps of different specifications, and the use range of the reinforcing structure is widened.

The utility model discloses a thickness measuring device for bipolar plate production, which comprises a measuring column, a sliding block and a measuring plate, the sliding block is slidably connected to the surface of the measuring column, the measuring plate is fixedly connected to the front side of the surface of the sliding block, the bottom of the measuring column is fixedly connected with a measuring mechanism, and the measuring mechanism comprises a reference platform. And the reference platform is fixedly mounted at the bottom of the measuring column. According to the utility model, the distance measuring sensor is used for automatically detecting the distance and transmitting data to the control panel, so that the intelligentization of the thickness measurement of the bipolar plate is realized, the workload of operators is greatly reduced, and when a large number of bipolar plate measurement tasks are performed, the measurement efficiency can be obviously improved, and the time and energy are saved; and meanwhile, the arrangement of the reference platform can ensure the flatness of the bipolar plate when the bipolar plate is placed, so that the problem that in the practical application process of the patent equipment, an operator needs to manually rotate the rotating block so as to push the threaded rod to fix the measuring block, and the operation process is relatively complicated is solved.

The utility model discloses an ostomy bag pouring device which effectively solves the problem that an ostomy bag is inconvenient to pour. Comprising a rectangular box in the left-right direction, an opening of the rectangular box faces rightwards, the left end of the rectangular box is detachably connected with a flushing box, the upper end of the flushing box is connected with a flushing pipe, sliding grooves in the left-right direction are formed in the front side wall and the rear side wall of the rectangular box correspondingly, and sliding plates are slidably connected into the sliding grooves; the front side wall and the rear side wall of the rectangular box are each provided with two vertically-symmetrical guide grooves, the guide grooves are in an inverted L shape and located between the two sliding grooves, rectangular blocks are slidably connected into the guide grooves, and inserting columns inserted into the kidney-shaped grooves in the corresponding sides of the rectangular blocks are fixed to the opposite ends of the rectangular blocks on the front side and the rear side correspondingly. Sliding rods in the left-right direction are fixed to the sides, away from the kidney-shaped grooves, of the rectangular blocks correspondingly, and blocking rods are arranged on the upper side and the lower side of an opening of the rectangular box correspondingly; the device is simple in structure, convenient to operate, novel in conception and high in practicability.

The utility model provides a flip socket opening and closing mechanism, which belongs to the technical field of automation equipment and comprises a supporting mechanism. Comprising a bottom plate, a supporting column fixedly installed on the side wall of the bottom plate, a first sliding rail fixedly connected to the side wall of the bottom plate, a translation motor installed on the side wall of the bottom plate in a matched mode, a translation lead screw fixedly installed at the output end of the translation motor, and a moving block connected to the surface of the translation lead screw through threads. The moving mechanism comprises a fixing plate fixedly installed at the end of the supporting column and a second sliding rail fixedly installed on the side wall of the fixing plate. Through cooperation of the supporting mechanism and the moving mechanism, high-precision positioning and automatic cover turning operation of a workpiece are achieved, the translation motor is adopted to drive the lead screw to drive the bearing assembly to be accurately positioned, and the moving stability is ensured in combination with the double-sliding-rail design; the cover turning assembly is controlled through linkage of a driving motor and a lifting motor, so that an opening and closing pressing plate achieves multi-degree-of-freedom accurate movement, and stable and impact-free movement is ensured by matching with an elastic contact design.

This application relates to the field of automotive parts technology, specifically to an anti-clogging automotive water flow channel structure, including a windshield deflector. A mounting plate is fixedly connected to the lower front side of the windshield deflector, and mounting holes are formed on the surface of the mounting plate. A flow-guiding arc plate is fixedly connected to the upper rear side of the windshield deflector, and a limiting groove is formed on the surface of the flow-guiding arc plate. A sliding rod is slidably connected to the inner wall of the limiting groove, and a moving block is fixedly connected to the upper end of the sliding rod. The moving block is slidably connected to the flow-guiding arc plate. This invention, through the function of the flow-guiding holes and the mounting groove, can guide water flow through the windshield of an automobile. Under the action of an electromagnet, connecting iron plate, and ejector pin, small stones and other particulate impurities clogging the walls of the flow-guiding holes can be ejected and cleaned, preventing clogging problems.

The utility model relates to the related technical field of cleaning equipment, in particular to cleaning equipment for a central air conditioner ventilation pipeline, which comprises a robot main body, one end of the robot main body is fixedly connected with a transmission pipe, and one end of the robot main body far away from the transmission pipe is fixedly connected with a transmission rod. A square block is fixedly connected to the surface of the robot body, a movable rod is rotatably connected to the surface of the square block, a driving rod is rotatably connected to the middle of the movable rod, a pushing block is rotatably connected to the bottom of the driving rod, a conveying pipe is fixed to one end of the robot body and used for conveying dust and sundries, and a transmission rod is fixed to the other end of the robot body and used for power transmission. After the driving vehicle is attached to the pipeline, the movable rod moves downwards with the square block as the original point, the pushing block and the limiting block connected with the pushing block are pushed through the driving rod, and the limiting block is connected with the damper. When the equipment moves or bears external force, the spring contracts to adjust the position of the driving vehicle to adapt to the irregular shape of the pipeline, and the damper limits the motion amplitude and buffers.

The utility model belongs to the technical field of holding-up hammer disassembly and assembly, and particularly relates to a cubic press upper cylinder holding-up hammer disassembly and assembly device which comprises a folded plate, a connecting plate, a liftable guide rail mechanism and a lifting adjusting mechanism, a pillow strip is connected to the outer side of the folded plate, a side plate is connected to the outer side of the pillow strip, the connecting plate is connected to the inner side of the pillow strip, and the lifting adjusting mechanism comprises a fixing seat. The fixed seat is mounted in the connecting plate, a lead screw mechanism is rotationally clamped on the fixed seat, the lead screw mechanism is in threaded connection with a sliding block, the sliding block is connected with a second connecting block, the top surface of the second connecting block is in sliding connection with a first connecting block in a liftable guide rail mechanism, the first connecting block is mounted at the bottom of the bottom plate, the top surface of the bottom plate is filled with balls, and the balls are filled in the cover plate; and one end of the connecting plate is connected with an opposite ejection block. The lead screw mechanism is rotated to enable the first connecting block to ascend and descend, then the height of the balls is adjusted, the liftable guide rail mechanism can provide rolling support or plane support for the upper cylinder holding-up hammer according to the use requirement, and convenience and stability of loading and unloading are guaranteed.

This utility model belongs to the technical field of distributed vibration damping supports for glass curtain walls, specifically relating to a distributed vibration damping support for glass curtain walls in high-rise buildings. It includes a fixed plate, with four welded components arranged in a circular array fixedly connected to the side of the fixed plate. A support shell is fixedly connected to the upper end of the fixed plate, and a telescopic component is slidably connected to the inner wall of the support shell. A sealing ring is fixedly sleeved on the outer side of the telescopic component, and the sealing ring is slidably connected to the support shell. An installation plate is fixedly connected to the upper end of the telescopic component. This utility model, through the inclusion of rubber components, can dampen impact forces. Under the action of the guide plate, the movement stability of the telescopic component is ensured. Furthermore, under the action of damping grooves, damping blocks, and other structures, excess deformation stress generated by the rubber components can be dissipated through friction, preventing the telescopic component from causing excessive swaying of the glass curtain wall.

The application relates to the technical field of burr and scrap collecting, and discloses a volute burr collecting box which comprises a mounting frame, a flow guide funnel and a collecting box, wherein the bottom of the mounting frame is provided with a displacement unit; the flow guide funnel is arranged on the mounting frame, and the inlet of the flow guide funnel is arranged below a volute to be polished; and the collecting box is arranged on the mounting frame, the top of the collecting box is provided with an opening, and the opening is located directly below the outlet of the flow guide funnel. The application has the effect of facilitating burr and scrap cleaning.

A powder roll film packaging machine is characterized in that a conical hopper is arranged at the upper end of a rack through a two-way support, a film placing support is arranged on one side of the conical hopper, a double-station heat sealing device is installed in the middle of the rack, a bag cutting device is arranged below the double-station heat sealing device, and a back sealing device is arranged above the double-station heat sealing device; the double-station heat sealing device comprises a rocker arm driving mechanism and a heat sealing mechanism which are installed on a rack, two vertical guide rails are symmetrically arranged on the two sides of the interior of the rack, and the two sides of the heat sealing mechanism are connected with the two guide rails through sliding blocks. The rocker arm driving mechanism comprises a motor, a rocker arm and a connecting rod, the motor is mounted in the motor support, the rocker arm is vertically connected to the outer end of an output shaft of the motor, the lower end of the connecting rod is hinged to the upper end of the rocker arm, and the upper end of the connecting rod is hinged to the middle of the heat sealing mechanism; according to the packaging machine, continuous heat seal packaging can be achieved without a pull-down mechanism, packaging errors caused by cooperation of the mechanisms are avoided, the packaging quality can be effectively improved, and the equipment cost is reduced.

This utility model provides a precast beam spray curing device, relating to the technical field of precast beam curing. It includes a water tank, a movable component installed at the bottom of the tank, a support rod fixedly connected to one side of the top of the tank, an installation box fixedly connected to one end of the support rod, a delivery pump fixedly installed on the top of the tank, a first connecting pipe connected to the inlet of the delivery pump, and a second connecting pipe connected to the outlet of the delivery pump. One end of the second connecting pipe extends into the installation box and is fixedly fitted with a rotating joint. A vertical pipe is fixedly installed at the bottom of the rotating joint and rotatably connected to the installation box. An upper flange is fixedly fitted onto the bottom end of the vertical pipe extending below the installation box, and a spraying component is installed on the upper flange. Adjusting the motor drives the vertical pipe and spraying component to rotate 180°, switching the spraying component from one side of the precast beam to the other. Combined with the movement of the movable component, this achieves comprehensive spray curing of both sides of the precast beam, saving costs.

The utility model relates to air conditioner air pipe cleaning technical field especially discloses an airport air conditioner air pipe dust cleaning device, including the chassis, both ends of chassis are rotatively connected with the track, every cleaning mechanism includes the installation shaft, the cleaning roller and the cleaning plate, the outside fixed mounting of cleaning roller has a plurality of brush hairs, when the track rotates and removes to the cleaning roller, the brush hair on cleaning roller surface contact with the track, because the cleaning roller rotatively connected in the outside of installation shaft, under the track friction drive, the cleaning roller rotates, and the brush hair unceasingly rubs with the track surface, makes the dust that adheres on the track loose, and along with the rotation of cleaning roller, the brush hair and the sharp board on the cleaning plate realize self-cleaning, and the brush hair makes the dust on the track loose and makes the dust fall, reduces the track abrasion, maintains the friction between the track and the air pipe, guarantees the moving stability of track type chassis, prevents the problem such as skidding, power transmission not smooth, and further guarantees the normal travel and operation efficiency of cleaning device.

The utility model relates to lithium battery core welding technical field discloses a kind of lithium battery core welding equipment, including the frame body for supporting upper end component, the inner chamber of frame body is provided with the positioning assembly for positioning lithium battery, the inner chamber of frame body is provided with the adjusting assembly for adjusting welding and dust removal position, and adjusting assembly is symmetrically provided with two groups, and the upper end of one group adjusting assembly outside is provided with the welding mechanism for the welding of the lithium battery after positioning, and the upper end of another one group adjusting assembly outside is provided with the dust removal mechanism for the dust removal in welding process, and dust removal mechanism is set in the upper side of welding mechanism, dust removal mechanism is located in the upper side of welding mechanism, with synchronous belt and welding head synchronous movement, can accurately align welding, timely remove dust, avoid affecting welding quality, improve environment, improve dust removal pertinence and efficiency.

This utility model discloses an air fryer with a self-cleaning function, relating to the field of air fryer technology. It includes an air fryer body and a hopper inserted into one side of the air fryer body. The air fryer body has an internal support and feeding assembly, as well as an adjustment assembly. The support and feeding assembly includes a cavity formed on one side of the air fryer body, with a vertical pipe connected to the inner bottom wall of the cavity. A waste collection box is located at the bottom of the air fryer body. This self-cleaning air fryer, through its support and feeding assembly and adjustment assembly, allows for the cleaning of oil stains from the inner bottom wall of the hopper when it is pulled out during use. The oil stains then flow through the vertical pipe into the waste collection box, facilitating subsequent collection and cleaning, preventing excessive oil residue inside the hopper, and maintaining the cleanliness of the air fryer.

The utility model relates to cutting positioning mechanism technical field, and disclose a kind of positioning mechanism for columnar geological sample cutting, the positioning mechanism for columnar geological sample cutting of existing is generally set at the one end of placing cylinder and is fixed to sample by setting ribbon, only rely on the problem of locking one end to easily lead to sample slippage displacement in the process of cutting, it includes cutting machine main body, the one end fixed mounting of cutting machine main body has protective cover, the output of cutting machine is fixedly installed and is cut piece, and cutting piece is installed in the inside of protective cover, the other end of cutting machine main body is detachably installed with battery, and the one end of protective cover is rotatably installed with connecting seat by hinge, rotating frame is fixedly installed in the bottom of connecting seat;The positioning mechanism for columnar geological sample cutting of this columnar geological sample cutting can stably clamp and fix columnar geological sample in large area, avoid sample displacement slippage, have very good use effect.

The invention discloses assembly type bridge building butt joint equipment, and relates to the technical field of assembly type bridge construction.The assembly type bridge building butt joint equipment comprises a butt joint base platform, a linkage butt joint mechanism is arranged above the butt joint base platform, the linkage butt joint mechanism comprises a driving motor arranged above the butt joint base platform, and a driving rod is arranged at the output end of the driving motor; the side, away from the driving motor, of the driving rod is fixedly connected with a gear, the side edge of the gear is in meshed connection with a rack plate, a base plate is fixedly connected to the upper portion of the rack plate, a vacuum pump is arranged above the base plate, and the side edge of the vacuum pump is provided with a jet head used for cleaning dust. The side edge of the transmission belt is in transmission connection with a threaded rod, and the side, away from the transmission belt, of the threaded rod is in threaded connection with a movable plate, so that immediate butt joint after dust removal is achieved, the problem of secondary pollution caused by large flying dust on a construction site is avoided, the situation that dust, chippings and other impurities affect the connection quality is effectively prevented, and the butt joint quality of the assembly type bridge is guaranteed.

This utility model belongs to the field of fixture technology, and in particular to an adjustable fixture for drilling heat exchangers. It includes a worktable with mounting plates at the four corners of its top. A fixture body is mounted on the top of each mounting plate, and the fixture body is used to clamp the workpiece. Multiple positioning holes are arranged on the top of the worktable, and locking nuts are installed at the bottom of the mounting plates. By setting mounting plates at the four corners of the worktable top, and by having the locking nuts at the bottom of the mounting plates cooperate with the positioning holes on the top of the worktable and the bottom insert rods, this utility model allows the fixture body to be flexibly adjusted on the worktable according to the specific size, shape, and drilling position requirements of the heat exchanger workpiece. This design breaks the limitations of traditional fixtures with fixed positions. Whether it is small-area precision drilling of small heat exchanger workpieces or multi-position drilling of large workpieces, adaptation can be achieved by simply adjusting the position of the mounting plates.

The utility model relates to the technical field of hanging basket construction parts, in particular to a hanging belt adjusting device for hanging basket construction, which comprises a fixed seat and a hanging belt structure connected to the fixed seat in a sliding manner, and further comprises an adjusting structure arranged on the fixed seat, the adjusting structure comprises a supporting block arranged on the fixing base, an adjusting assembly arranged on the supporting block and a connecting assembly. The adjusting assembly comprises a lead screw installed on the fixing base in a penetrating mode and an adjusting nut arranged on the lead screw, and the adjusting nut is rotationally connected with the fixing base. The connecting assembly is arranged at the end, away from the fixing base, of the lead screw and detachably connected with the sling structure. When the sling structure needs to be adjusted, the screw rod can move upwards or downwards by rotating the adjusting nut forwards or reversely, so that the sling structure is driven by the screw rod through the connecting assembly to ascend or descend to complete the position adjustment of the hanging basket, the adjusting efficiency is improved, and the labor intensity can be effectively reduced; meanwhile, the adjusting precision is higher, and uniform stress of the sling structure is guaranteed.

The application relates to the technical field of intelligent transportation, and discloses an intelligent auxiliary transportation control system, which comprises a load balancing table, a double-shaft motor is installed in the load balancing table, two output shafts of the double-shaft motor are movably penetrated to the two sides of the load balancing table, a control mechanism is arranged, the control mechanism comprises a cross beam, an adjusting groove is formed in one end of the cross beam, the double-shaft motor is controlled to work, so that the two output shafts synchronously drive the rocker arm to rotate, then the respective supporting arms are pulled to move into the adjusting groove through the hinge, at this time, the front end of the cross arm is suspended and inclined, then the bottom plate is inclined, the rotating roller preferentially contacts the ground to roll and buffer, when the supporting arm curve moves to be completely horizontal and the inner wall of the adjusting groove, the whole bottom plate is far away from the load balancing table and contacts the ground, so that people and objects can conveniently get off the transportation carrier, and the use convenience is improved.

The invention relates to the technical field of machine tool panel devices, and discloses a panel sliding plate assembly which comprises a frame and a panel block, the rear side of the frame is rotationally connected with a bottom plate, the panel block is arranged on the inner side of the frame, the panel block and an auxiliary panel are both wedge-shaped, the inclined faces of the panel block and the auxiliary panel are attached to each other, a Z-shaped oil guide groove is formed in the front side of the panel block, and the Z-shaped oil guide groove is communicated with the bottom plate. An adjusting mechanism is arranged on the outer side of the bottom plate and used for adjusting the gap and the inclination angle between the panel and the sliding rail. According to the invention, the wedge-shaped fitting surface of the auxiliary panel and the inlaid strip block is utilized to push the inlaid strip block to move along the matching direction of the limiting hollow cylinder and the limiting groove, then the adjusting bolt is rotated to drive the inclined extrusion plate to move up and down in the bottom plate, and the inclined surface of the inclined extrusion plate drives the frame to slightly rotate, so that the inlaid strip block is fitted with the sliding rail; and the corrugated spring always provides pre-tightening force, so that the gap can be accurately adjusted, and the inclination angle can be adaptively adapted.

The utility model relates to test mechanism technical field, and disclose a kind of abrasion resistance test mechanism of display screen, solve the height of the polishing plate that current test mechanism needs to be adjusted manually according to demand, and manual adjustment is not accurate enough and increase the labor intensity of operator, reduce the problem of work efficiency, it includes bottom plate, the middle part fixed mounting of bottom plate top is placed frame, placed frame both sides are fixedly installed with cylinder, the transmission end of cylinder is fixedly installed with clamping plate, the top of bottom plate is equipped with top plate, the four corners of top plate are all set with slide hole, the inside of four slide holes is all inserted with slide rod, the surface of four slide rods is all set with spring, and the top and bottom of four springs are respectively fixedly connected with top plate and bottom plate, and the two side inner walls of top plate are all set with sliding slot;This test mechanism can be adjusted conveniently according to demand the height of polishing plate, reduces the labor intensity of operator while improving the adjustment accuracy, and improves work efficiency.

The utility model relates to a drilling rod grabbing manipulator, and belongs to the technical field of coal mine automatic drilling equipment. The manipulator is mainly composed of a fixing mechanism, a horizontal displacement mechanism, a lifting joint, an overturning joint, a telescopic joint and a gripper joint. The fixing mechanism is connected with the moving platform through connecting points arranged at intervals, the horizontal displacement mechanism achieves accurate horizontal movement through a linear guide assembly, and all joints work cooperatively through modular design. The mechanical arm is characterized in that the mechanical arm and the drill rod box are completely separated, the drill rod box can be independently and rapidly replaced, and the mechanical arm does not need to be adjusted. By means of the design, the adaptability of equipment to drill rods of different specifications is remarkably improved, the drill rod replacement process is simplified, meanwhile, the stability of the mechanical arm under the heavy load working condition is enhanced, accurate control over drill rod grabbing, lifting, overturning and conveying is achieved, and the mechanical arm is suitable for large-specification drill rod loading and unloading operation of a high-power directional drilling machine. The device has the technical advantages of compact structure, convenient operation and high reliability.

The utility model relates to pneumatic rod technical field especially a kind of vibration simulation and the detection mechanism of pneumatic rod with eccentric load function, including test box, its upper part is configured to open structure, two mobile parts are axially parallel slidingly arranged inside it, adjustable connecting mechanism is symmetrically arranged on the opposite surface of two mobile parts, the to-be-tested pneumatic rod is detachably connected between adjustable connecting mechanism, two mobile parts are respectively with the telescopic mechanism that can be detachably arranged between corresponding test box inner wall;Vibration support mechanism, it is set to test box lower part, for the rigid support or flexible support to test box, and it can be switched between rigid support and flexible support;Vibration mechanism, it is set to test box body.The utility model changes connection position flexibly by adjustable connecting mechanism, realizes eccentric load test, vibration support mechanism can switch rigid-flexible support, adapt to different scenarios, vibration mechanism simulates actual vibration environment, and test result is more valuable.