414 results about "Torsional Forces" patented technology

The invention discloses a metal hose quick-plug connector, which relates to the technical field of pipeline connection, and comprises a male connector and a female connector, at least three clamping pins which are arranged in a circumferential array around the male connector are fixed outside the male connector, a clamping ring which is rotatably clamped with the clamping pins is fixed outside the female connector, and a sealing ring is arranged between the male connector and the female connector. The locking mechanism comprises a sleeve connected to the interior of the female connector in a sliding mode, a positioning pipe is fixed to the male connector, the steel ball clamps the sleeve under the action of the elastic force of the spring, and rotation of the sleeve and the female connector relative to the male connector can be limited within the preset working torque range; therefore, excessive abrasion of an internal sealing ring caused by frequent rotation of the male connector and the female connector is avoided, sealing stability of the quick-plug connector is guaranteed, meanwhile, when torsional force borne by the male connector and the female connector exceeds a preset range, the male connector and the female connector can release torsional stress through relative rotation, and the metal hose is effectively prevented from being damaged due to excessive torsion.

A multi-axis tightening device comprises a device input shaft 10 and a plurality of tightening heads 11, the device is provided with a plurality of transmission units 20, each transmission unit is provided with a first unit output shaft 21, a second unit output shaft 22 and a unit input shaft 23, the unit input shaft 23 drives the first unit output shaft 21 and the second unit output shaft 22 to rotate, the first unit output shaft 21 and the second unit output shaft 22 of the transmission unit drive the unit input shaft 23 of another transmission unit or drive the tightening head 11. The application adopts a plurality of three-axis structure transmission units, the three axes of the transmission unit can be associated transmission, constitute a chain transmission structure, constitute a multi-axis torque transmission device of one input shaft and a plurality of output shafts, a plurality of output shafts can twist a plurality of operation objects at the same time, one input rotation operation can output the twist of a plurality of operation objects, avoid missing the bolt that is not tightened, and can adjust the twisting degree of a plurality of twisting objects.

The present invention relates to a main hand force feedback mechanism of a vascular intervention robot, comprising a box body and a panel, wherein the panel is fixed on the box body, a control button is provided on the outer side of the panel, and a force feedback device is installed on the inner side of the panel, the force feedback device comprises a guide wire force feedback mechanism and a catheter force feedback mechanism, the guide wire force feedback mechanism and the catheter force feedback mechanism have the same structure and are symmetrically distributed; the guide wire force feedback mechanism comprises a driving wheel 1, a driven wheel 1, a belt 1 and a belt pressing mechanism 1, the guide wire forward and backward movement knob drives the driving wheel 1 to rotate, the driving wheel 1 drives the driven wheel 1 to move, the belt pressing mechanism 1 adjusts the degree of compression of the belt 1, thereby feeding back the compression force of the belt 1 to the torsional force of the driving wheel 1, and feeding back the force to the guide wire forward and backward movement knob through the driving wheel 1; the present invention maps the force conditions of the guide wire and the catheter in the blood vessel to the main end operating mechanism, restores the doctor's on-the-spot feeling during operation, thereby reducing the surgical risk and improving the surgical accuracy.

A dematerialized information handling system display stand supports a display assembly with vertical adjustments using a single injection molded polyoxymethylene (POM) sliding member inserted in an extruded aluminum riser. A compression spring locks the sliding member in place with torsional force that releases to enable vertical movement. A hinge member couples to the sliding member to accept a display support that extends out of the riser and couples to the display assembly. Vertical sliding movement is provided with an assembly that uses only one screw for ease of assembly and disassembly.

The invention relates to the technical field of handheld gun drills, and discloses a brushless motor driven pistol drill which comprises a shell, the inner wall of the shell is fixedly connected with a brushless motor, the inner wall of the shell is rotatably connected with driving teeth through a bearing, a buffer mechanism is arranged in the shell, the buffer mechanism comprises a driving rod, and the driving rod is fixedly connected with the brushless motor. The outer wall of the side, close to the driving teeth, of the driving rod is fixedly connected with the inner wall of the driving teeth, the outer wall of the driving rod is connected with a hinged plate through a rotating shaft hinge, the other end of the hinged plate is fixedly connected with the outer wall of the connecting rod through a rotating shaft, and the inner wall of the driving rod is fixedly connected with an elastic push rod. And the other end of the elastic push rod is fixedly connected with the inner wall of the connecting rod. According to the handheld gun drill, the buffering mechanism is arranged to release reverse twisting force generated when the drill bit drills holes, the situation that the temperature of the brushless motor is increased due to the fact that instantaneous resistance of the brushless motor is increased is prevented, and the stability of the handheld gun drill in the working process is improved.

The invention discloses an insulator quality detection device with an intelligent clamping function, and relates to the technical field of electric power equipment detection.The insulator quality detection device comprises a detection box, a driving unit, an anti-movement unit, an intelligent clamping unit and a composite insulator, and the detection box is used for installing and fixing the driving unit, the anti-movement unit, the intelligent clamping unit and the composite insulator; the driving unit is used for providing torsional force, the anti-movement unit is used for preventing axial movement of the composite insulator in the test process, the intelligent clamping unit is used for clamping the composite insulator, and after the composite insulator is clamped and fixed through the intelligent clamping unit, the torsional force is provided through the driving unit for torsion test. Through the anti-play unit, the composite insulator is prevented from axial play in the rotation process, and the situation that the axial play introduces extra friction force and changes the stress state, and consequently the measured torque value is not pure, and the test result is not accurate is avoided.

This invention relates to the field of high-voltage GIS equipment technology and discloses an integrated high-voltage GIS shell support cylinder assembly, including a support rod. A bolt is fixedly connected to the inner wall of the support rod, and a screw is threaded onto the inner wall of the bolt. When the GIS shell vibrates, the vibration frequency forces the screw to rotate, as shown in Figure 7. If the screw rotates from right to left, the screw will cause the vertical surface of the second inclined ring to press against the vertical surface of the first inclined ring, while the first inclined ring is fixed, thus restricting the rotation of the second inclined ring and the screw. When the screw drives the second inclined ring to rotate from left to right, the angle between the contact points of the second and first inclined rings is N, and the rotation tilt angle of the screw's own thread is M. This causes the screw to withstand torsional forces at two different angles during rotation, resulting in a "seizing" phenomenon, effectively preventing the screw and bolt from loosening due to external vibration.

The invention relates to the technical field of ultrasonic welding equipment, in particular to a four-direction torsion welding transducer adaptive to bilateral parallel vibrator layout and a method thereof, and the four-direction torsion welding transducer comprises at least four groups of ultrasonic vibrators and an amplitude variation assembly; the amplitude changing assembly comprises a clamping amplitude changing rod and at least four torsion amplitude changing rods, the at least four torsion amplitude changing rods are symmetrically arranged on the two sides of the clamping amplitude changing rod, the torsion amplitude changing rods located on the same side of the clamping amplitude changing rod are parallel to one another, and the torsion amplitude changing rods connected to the same end of the clamping amplitude changing rod coaxially correspond to one another; the ultrasonic vibrators are in one-to-one correspondence with the torsion amplitude-change poles, and the ultrasonic vibrators are coaxially connected to the outer ends of the torsion amplitude-change poles; the at least two ultrasonic vibrators located at the different ends and on the different sides of the clamping amplitude-change pole generate vibration energy which is equal in magnitude and opposite in direction so as to form torsional moment of the clamping amplitude-change pole; the welding energy can be doubled, the welding energy dead angle can be avoided, and the welding requirements of complex shapes and multi-material systems can be met.

The utility model discloses a kind of flap mechanisms, including box, box cover, baffle, hinge, sheet metal support, spring steel wire and pulley;Box top is equipped with box cover, baffle is fixedly connected in box outer wall one end, hinge is located at baffle both ends, sheet metal support is fixedly installed in baffle one end, spring steel wire rotation is connected in sheet metal support lower side both ends, pulley rotation is connected in one end of spring steel wire.The utility model is compared with prior art's advantage lies in: the utility model utilizes the spring steel wire and the elasticity and torsional force of repeatedly contact cooperation between hinge to promote hinge, when hinge moves back, hinge profile promotes pulley movement, box cover is in open state at this time, the angle of opening and closing is locked by limiting screw and cam limiting boss between pulley and hinge simultaneously, it is convenient to open and close box cover stably, and the present mechanism does not need gas spring, service life is long, the stability when box door cover opens and closes is improved.

A surgical tool includes a handle having opposing first and second ends, a lead screw and a spline are rotatably coupled to and extend between the opposing ends. The spline is arranged a distance from the lead screw such that the lead screw assumes torsional loading generated by the spline. Another surgical tool includes first and second splines with a first activating mechanism coupled to the first spline and a second activating mechanism coupled to the second spline. Torsional loading generated by the first and second splines to operate the first and second activating mechanisms are balanced by rotating the first and second splines in opposite directions. A method of minimizing torsional loads on components of a robotic surgical tool includes actuating the surgical tool and assuming a torsional force acting on a carriage of the surgical tool with a load balancing member included in the surgical tool.

The utility model relates to the technical field of zipper pullers, and discloses a self-locking torsion-resistant zipper puller, a self-locking elastic piece is riveted and installed through an elastic piece installation groove, a self-locking limiting block on the lower portion of the self-locking elastic piece is clamped with a zipper tooth groove, closing and self-locking of a zipper puller seat can be achieved, only a traction puller needs to be pulled in the unlocking process, and the self-locking torsion-resistant zipper puller can be unlocked. Upward moving and unlocking of the self-locking limiting block can be completed through abutting, guiding and pushing of the connecting ring base, the use convenience of the zipper can be effectively improved, traction connection is conducted through the semi-open type connecting ring base and the zipper head base, the connecting ring base and the ring base connecting block are installed in a clamped and limited mode through a groove hole, and the zipper head base is convenient to use. The connecting ring base and the ring base connecting block can be quickly detached and separated through side face abutting, the puller structure can be conveniently maintained and replaced, the traction puller is rotationally installed on the rear portion of the ring base connecting block through the connecting bolt column, and when a rotating structure is subjected to torsion traction force, the torsion force can be prevented from being transmitted to the side of the connecting ring base; and the torsion damage risk of the zipper head can be effectively reduced.

The invention relates to the technical field of sucker rods, and provides a high-pressure-resistant sucker rod with a locking structure, the high-pressure-resistant sucker rod comprises a connecting assembly and sucker rod assemblies, the sucker rod assemblies are fixedly mounted at the upper end and the lower end of the connecting assembly, and the connecting assembly comprises a rotating mechanism; elastic blocking assemblies are fixedly connected to the upper and lower ends of the periphery of the middle of the rotating mechanism, connecting mechanisms are rotatably connected to the peripheries of the upper and lower ends of the rotating mechanism, impact assemblies are fixedly connected to the sides, close to the middle of the rotating mechanism, of the connecting mechanisms, and adjusting assemblies are arranged on one sides of the impact assemblies. The balls II in the connecting seats at the upper end and the lower end rotate on the peripheries of the upper end and the lower end of the rotating seat, so that the connecting seats at the upper end and the lower end can easily rotate on the periphery of the rotating seat, and the twisting force of the sucker rod assembly is released; the situation that the sucker rod assembly is twisted due to the change of the direction of force acting on the sucker rod assembly in the oil pumping process, and connection between the sucker rod assembly and the connecting assembly is loosened is avoided.

The present application relates to the technical field of torsion test, in particular to a torsion test device and a test method thereof, the torsion test device comprises a base, two mounting seats are arranged on the base, a clamping mechanism is arranged on each mounting seat, the clamping mechanism comprises a first sleeve, a second sleeve is threadedly sleeved on the first sleeve, a clamping sleeve is inserted and arranged in the second sleeve, the clamping sleeve can move with the second sleeve and can expand and contract in the circumferential direction, and the clamping sleeve is used for clamping shaft workpieces; a guide sleeve is inserted and arranged between the clamping sleeve and the second sleeve, the guide sleeve and the clamping sleeve form a guide fit, so that the clamping sleeve can contract and clamp the shaft workpieces; one of the first sleeves can rotate around its own axis, and the rotating direction is opposite to the tightening direction of the second sleeve. Therefore, when the shaft workpieces are clamped, the appropriate clamping force is ensured, and when the torsion test is carried out, the clamping force can continuously increase with the torsional moment borne by the shaft workpieces, so that the clamping stability is ensured.

A tensioner for a belt is provided, the tensioner having an independently adjustable force that presses a pulley into the belt and provides a damping effect for the tensioner. A tensioner includes a base bracket secured to, for example, an engine block, an arm rotatably engaged with the base bracket, and a pulley rotatably engaged with the arm. A biasing member, such as a spring, is positioned between the arm and the base bracket, and the biasing member generates a torsional force in response to angular displacement, where the torsional force presses the pulley into the belt. The biasing member then generates an axial force in response to the axial displacement, where the axial force presses the arm into a damping bushing unit to generate a damping effect. Thus, these forces are independently adjustable, and the arrangement of the components also reduces the tilt between the arm and the base bracket.

The utility model discloses a kind of Type-C connectors with flexible torsional force protection, including connector base and Type-C connector joint;The connector base is connected between Type-C connector joint by rotating structure, so it has the function of flexible torsional force protection;The connector base is compressed with Type-C connector joint by cover, to prevent the connector base and Type-C connector joint from loosening.The utility model connector base is connected between Type-C joint by rotating structure, so that joint can rotate flexibly when being subjected to external force torsion, without damaging internal contact point;By the reset spring set, joint can automatically return to initial position after torsional force is removed, effectively protect connector internal component, enhance its service life.

The invention relates to the technical field of wind power generation, and discloses a truss type tower of a wind turbine generator and the wind turbine generator, the truss type tower comprises a plurality of longitudinal trusses, and a plurality of supporting rods are fixedly connected to the inner walls of the longitudinal trusses. The second fixing plate presses the belleville spring on the right side to deform, and potential energy is accumulated. When the torsional force stops and the inner ring stops moving, the belleville spring releases potential energy, so that the inner ring restores to the original position, and the situation that when the fan blades rotate, the generator set generates the torsional force around the axis direction of the tower frame is effectively prevented, and the torsional force can act on the truss type tower frame. Due to the fact that wind power changes rapidly and violently, torsional force can repeatedly act on the truss type tower, and the service life of the tower is shortened.

The invention relates to the technical field of automatic assembly devices for parts, in particular to an automatic assembly device for aviation tiny parts, which comprises a base, an actuating mechanism is mounted on one side of the top surface of the base, a clamping and centering assembly is arranged on the other side of the top surface of the base, and a feeding mechanism is detachably mounted on the clamping and centering assembly. An elastic piece and a fixing ring are arranged in a fixing cylinder, and spiral driving teeth and spiral driving grooves on a driving rod are matched, so that the axial displacement of a sliding sleeve is converted into the rotating motion of the driving rod, a complex motor driving rotating structure is not needed, the structure is simple, the operation is convenient, and the practicability is high. The driving rod has torsional moment and can drive the small-size spiral connecting piece to tightly connect the tiny part with the cabin body, it is ensured that the tiny part assembling work can be smoothly carried out in a complex space, the probability of colliding with precise aviation parts installed around in the operation process is reduced, and instrument part damage caused by colliding is avoided.

The invention relates to the technical field of rail transit metal rubber shock absorber recycling and remanufacturing, in particular to a method for heating and recycling a metal framework in a pressurized state, which comprises the following steps: S1, a metal rubber composite shock absorber to be treated is mounted on a recycling tool, and the recycling tool comprises a heating device; s2, vertical pressure or axial torsional force is applied to a metal core shaft of the to-be-treated metal-rubber composite shock absorber through a pressurizing rod of the recovery tool, and meanwhile, a heating device is started, so that a metal framework of the metal-rubber composite shock absorber is stripped from a rubber body; and S3, glue cleaning operation is conducted on the surface of the metal framework, and glue cleaning operation is conducted on the recovery tool. According to the method for recycling the metal framework in the scheme, heating can be conducted while pressurizing is conducted, and the stripping efficiency of rubber and the metal framework can be improved.

This application provides an anti-detachment elastic joint and its manufacturing method, as well as a rail vehicle. A wavy, concave-convex interlocking structure is provided between the outer circumferential surface of the rubber sleeve annular segment and the inner circumferential surface of the sleeve annular segment, and / or between the outer circumferential surface of the mandrel cylindrical segment and the inner circumferential surface of the rubber sleeve annular segment. This allows the rubber sleeve to be fixed to the mandrel and / or sleeve not only through adhesion but also through interlocking and locking via the concave-convex interlocking structure. This wavy, concave-convex interlocking structure generates a large interlocking and locking force in the radial direction, an axial blocking force in the bending section of the axial bending path, and an anti-torsional force on the sidewall of the circumferential bending path. Therefore, it has high anti-detachment capability in the radial, axial, and circumferential directions, and its overall anti-detachment capability is far superior to that of a straight concave-convex interlocking structure. This effectively reduces the risk of the rubber sleeve peeling off from the mandrel and / or sleeve, achieving a better anti-detachment effect.

The invention relates to the technical field of shock insulation supports, in particular to a constructional engineering shock insulation support which comprises two symmetrically-arranged connecting seats, balls are arranged on the connecting seats, sliding faces are arranged on the balls, limiting sleeves are arranged on the balls, and annular faces are arranged on the limiting sleeves; a bearing ball is arranged between the two symmetrically-arranged connecting bases, an outer ring piece is arranged on the outer wall of the limiting sleeve, two symmetrically-arranged inner ring pieces are arranged outside the bearing ball, and a bearing face is arranged on the bearing ball. And the support can bear torsional force, damage caused by torsion is avoided, rigid constraint of a friction pair is avoided, the slidable distance is effectively increased, the requirement for the levelness of an installation platform is low, the shaking amplitude can be reduced as much as possible while the supporting stability is guaranteed, and the comprehensive performance of the support is good.

The invention provides a flexible temporary pier structure for large-span steel box girder cantilever construction and a construction method, temporary piers are symmetrically arranged on the two sides of the cross section of a steel box girder, each temporary pier is composed of a lower pier body, a height-adjustable upper pier body and a sleeper beam, the upper pier bodies and the lower pier bodies are sleeved and matched through steel pipes, the height is fixed through locking of wedge-shaped blocks, and pre-embedded inner pipes are arranged in the lower pier bodies; the flexible anti-torsion assemblies are arranged between the temporary piers and the steel box girders, and the flexible anti-torsion assemblies are vertically and loosely arranged and only transmit tensile and anti-torsion acting force in the transverse bridge direction. During construction, the lower pier body is firstly constructed and welded and horizontally connected to form a frame, the upper pier body is hoisted to synchronously push the embedded inner pipe to complete anchoring, the flexible anti-torsion assembly is installed after the steel box girder cantilever is assembled, the upper pier body is jacked to the designed elevation and locked, and the temporary component is dismantled after construction is completed, so that the construction anti-torsion stability of the cantilever can be improved; and vertical additional stress on the steel box girder is avoided. The problems that in steel box girder cantilever construction, a transverse anti-torsion structure is poor in stability and low in construction efficiency are solved.

The utility model discloses a pillar assembly, including pillar body, brake component, mount and seal cover unit, the pillar body is stepped shaft structure, the pillar body is sleeved with brake component and mount in proper order, the upper end of brake component forms boss, the boss forms plug-in fit with the recess on mount, the boss and pillar body are coaxial. The shock absorber has the beneficial effect of solving the problem that the shock absorber cannot release or limit the applied torsional force and deflection force.

The invention provides a half-wool fabric clean color fastness soaking device, and relates to the field of half-wool fabric soaking. A first adjusting assembly is fixedly arranged at the top of the soaking box; a second adjusting assembly is arranged in the sliding frame, and a driving structure is further arranged in the sliding frame. A clamping structure is fixedly arranged on the outer side of the bottom of the second adjusting assembly, and the second adjusting assembly, the driving structure and the clamping structure are symmetrically arranged at two positions. A driving structure and a second adjusting assembly are arranged; the two sets of clamping structures can drive the two sides of the to-be-tested fabric to rotate reversely or rotate in the same direction, so that the fabric can bear torsional force in a solution, the washing environment in actual use can be simulated, and the problems that the washing environment in actual use is inconvenient to simulate, and the working efficiency is low are solved. The capability of simulating the twisting force bearing of the fabric in the liquid medium is lacked.

The utility model discloses a manual release device for parking braking of a rail locomotive vehicle, and aims to overcome the defect that the manual release device for parking braking is failed due to the fact that a sliding block is easily blocked by a manual release device for braking adopting a sliding block-guide rod structure. The pawl and the ratchet wheel are arranged in an offset mode, the pull rod is used for controlling the pawl to rotate, the pawl is connected in the relieving box in a hinged mode and can abut against the ratchet wheel, the ratchet wheel and a non-self-locking screw rod which is in transmission connection with a brake shoe to move are coaxially arranged and are in transmission connection, the pawl comprises a pawl body and a pawl handle, and the pull rod is connected with a sliding rod. The sliding rod is inserted into a guide sleeve of the relieving box and is in sliding connection with the guide sleeve, a check block is arranged at the end of the sliding rod, a movable groove is formed in the check block, and the claw handle extends into the movable groove. The claw handle is contacted in the mode that the movable groove is formed in the check block on the pull rod, so that the pull rod only bears axial tension, and the situation that in an original structure, due to the fact that the sliding block bears eccentric torsional moment from the claw handle, the sliding block is easily pulled or clamped on the guide rod in the resetting process is avoided.

The utility model discloses a manipulator, which belongs to the technical field of bionic robots and is characterized in that a palm center is arranged on one side of a palm body along the thickness direction of the palm body; the fingers are arranged on the palm body, a first output shaft of the driving device is provided with knuckles to drive the knuckles to rotate, at least one knuckle is a buffering knuckle, and second matching parts and receding grooves of the buffering knuckles are arranged in the circumferential direction of the first output shaft. The first matching part of the first output shaft is at least partially located in the receding groove and moves relative to the corresponding buffering knuckle in the circumferential direction of the first output shaft so as to make contact with or be separated from the second matching part, and the torsional spring is connected with part of the structure of the driving device and the buffering knuckle. Torsion of the torsional spring enables the buffering knuckles or the driving device to have the tendency of rotating away from the palm center. The finger knuckles or the driving device can be bent close to the center of the palm under the action of external force, the first matching part and the second matching part are separated, the first matching part partially moves in the avoiding groove, and therefore buffering is achieved.

The utility model discloses a simple simulated bomb launcher and belongs to the technical field of simulated bomb launching. The booster bracket comprises a missile wing front bracket for supporting a simulated missile and an exhaust nozzle bracket, the booster bracket is mounted in the middle of the underframe, and the booster bracket overturns along with the booster by utilizing torsional force generated by a torsional spring arranged in a support rotating shaft; a draw bar and a plug on the top of the socket pulling-out support are matched with a socket of the simulation bullet in an inserted mode and fall towards the side face of the launching direction of the simulation bullet under the action of eccentric gravity after being separated from the socket. The launcher adopts a fixed support structure, has the characteristics of light weight, convenience in transition and movement, simplicity in operation and the like, reduces the launching preparation time and operation links, changes the existing exercise confrontation mode, and provides a brand-new application platform for simulated striking training of simulated bullets.

The utility model provides a lightning arrester and on-line monitor connecting mechanism and transformer neutral point complete set protection device, including connecting lead, insulating seat, winding subassembly and elastic member, winding subassembly includes bottom plate, wrapping post and first guide post, first guide post and wrapping post both are fixedly connected on the bottom plate, and the elastic member is fixed on the bottom plate. A connecting hole is formed in the side, away from the wrapping post, of the bottom plate, the bottom plate is rotationally connected to the insulating base through the connecting hole, the elastic piece is arranged in the connecting hole and exerts torsional force on the bottom plate, the first end of the elastic piece is connected to the insulating base, the second end of the elastic piece is connected to the bottom plate, and the connecting wire is wound around the wrapping post. The first end of the connecting wire bypasses the first guide column and extends out of one side of the bottom plate, and the second end of the connecting wire extends out of the other side of the bottom plate. Torsional force is applied to the bottom plate through the elastic piece, so that the winding assembly tensions the connecting wire, and the situation that the connecting wire shakes along with wind and consequently the connecting position is loosened is prevented.

Method for manufacturing a stator (1) for an electric machine (2) for driving a motor vehicle (3), comprising: - providing a stator base body (4) with a plurality of stator slots (5), - arranging hairpins (6) in the stator slots (5) such that the hairpins (6) are arranged in the stator slots (5) in the radial direction (R) of the stator base body (4) in several hairpin layers and hairpin ends (7) of the hairpins (6) project from the stator base body (4) in the axial direction (A) of the stator base body (4), wherein the hairpin ends (7) each have a hairpin end surface (8) limiting the hairpins (6) in the longitudinal direction (L) of the hairpins (6), wherein a hairpin end side (9) of the hairpins (6) has a concave end contour (10) which extends towards the hairpin end surface (8),and- twisting the hairpin ends (7) in a circumferential direction (U) of the stator base body (4) by engaging a twisting tool in the concave end contours (10) and exerting a twisting force on the hairpin ends (7) by the twisting tool in a circumferential direction (U) such that radial guidance of the hairpin ends (7) during twisting is ensured by the interaction of the twisting tool with the concave end contour (10), wherein a compressive force component in the circumferential direction (U) and a compressive force component in the radial direction (R) are transmitted to the concave end contour (10) by the twisting tool during twisting on the concave end contour (10).

The present invention discloses a system and method for improving a vehicle's crosswind resistance through an active stabilizer bar. The adaptive cruise control system is used to measure the longitudinal distance, lateral distance, relative speed, and real-time speed of the vehicle and the oncoming vehicle, and calculate the time of meeting based on the relative speed and longitudinal distance between the vehicle and the oncoming vehicle; calculate the time period of meeting based on the real-time speed of the vehicle and the relative speed between the vehicle and the oncoming vehicle; calculate the torsional torque value required for the stabilizer bar during the meeting based on the relative speed, lateral distance, and maximum speed of the vehicle and the oncoming vehicle; and control the torsional torque of the stabilizer bar during the meeting process based on the meeting time, meeting time, and required torsional torque value. The present invention can automatically measure the meeting time and relative speed, adjust the relative position of the active stabilizer bar in advance, and increase the torsional stiffness preload to reduce the interference of crosswind on vehicle body roll during the meeting.

The utility model belongs to the field of heating furnace processing, and particularly relates to a material feeding and discharging device for a heating furnace, which comprises a support roller way I and a support roller way II, and a support plate is arranged above the support roller way I and the support roller way II; through the structural design that power is provided by the pull rod power assembly when a blank enters the heating furnace and power is provided by the pull rod power assembly and the push rod power assembly together when the blank is discharged from the heating furnace, the operation stability of the whole device is improved, the blank supporting plate is supported by the grid rib plate, and the rigidity of the supporting plate is improved; secondly, the upper and lower layered structural design is adopted through push rod power control on the rear side of the magnetic field extender and pull rod power control on the rear side of the supporting plate, the space utilization rate is increased, the structure is more compact, the two power devices are arranged in a bilateral symmetry mode along the vertical center plane, the equipment operation stability and structural stability are improved, and the service life is prolonged. The torsional moment generated by asymmetrical power distribution is effectively avoided, and the stability of the device during operation is improved.