30results about How to "Achieve grip" patented technology

The invention discloses a humanoid intelligent robot and a working method thereof. A working process of the humanoid intelligent robot is similar to a process that people completes a concrete task, and the humanoid intelligent robot can reliably and conveniently assist daily life of the people. The humanoid intelligent robot comprises eyes, ears, a mouth, hands, front arms, upper arms, feet and legs, corresponding to a structure of a human body, wherein a camera vision module is installed at each eye part; a microphone auditory module is installed at each ear part; and a horn module is installed at the mouth part. The working method comprises the following steps of (1) receiving a command; (2) the step of searching and recognizing; (3) the step of finishing a functional task command; and (4) the step of finishing the task.

The invention belongs to the field of robot clamping jaws, and specifically relates to a self-adaptive under-actuated turning three-finger robot clamping jaw. The clamping jaw comprises a clamping jawshell, a drive module, a first finger module, a second finger module and a third finger module, wherein the drive module is installed in the clamping jaw shell and comprises a first drive motor, a second drive motor, a first power transmission system, a second power transmission system and three drive rods, the three finger modules are distributed circumferentially and are distributed at three sides of the top of the clamping jaw shell, each finger module comprises a finger base, a first finger section and a second finger section, the first drive motor drives the three finger modules to finish a grasp action through the first power transmission system, the second drive motor drives the second finger module and the third finger module to rotate along respective axis through the second power transmission system so as to acquire corresponding gestures of different finger modules. The clamping jaw can grasp a target object adaptively, has a large stroke, grasps stably, and has a graspingand self-locking function.

The invention relates to a flexible manipulator based on sensing of a bionic strain sensor array. A liquid crystal elastic body (1) has a hand-shaped structure, and an elastic insulating bottom plate(4) is positioned at the position of a palm, is embedded in the liquid crystal elastic body (1) and can deform when pressure is applied to the elastic insulating bottom plate (4); an array formed by bionic strain sensors (2) adheres to the elastic insulating bottom plate (4); the bionic strain sensors (2) are connected with power supply portions (5), the power supply portions (5) are Wheatstone electric brides, and the inside of each electric bridge is connected with the corresponding bionic strain sensor (2); each power supply portion (5) is connected with a control module (7) through an amplifying circuit module (6); flexible circuit polyimide films are separately embedded at positions of first interphalangeal joints, second interphalangeal joints and metacarpophalangeal joints of all fingers of the liquid crystal elastic body (1), and can bent along with bending of the liquid crystal elastic body (1); and each polyimide film heater (3) is connected with the corresponding control module (7). The flexible manipulator based on sensing of the bionic strain sensor array is suitable for objects which are small in mass, small in size and difficult to grab comparatively.

The invention relates to the field of fruit and vegetable picking, in particular to a picking effector end mechanism used for rodlike fruits and vegetables. The problem that in the picking executing process of rodlike fruits and vegetables, the holding for fruits and vegetables can damage or unstably hold fruits and vegetables is solved. Underactuation fingers have certain motions when making contact with the rodlike fruits and vegetables, the holding intensity and angle can be adjusted according to the shapes of fruits and vegetables, and fruits and vegetables can be held better.

The invention relates to a device for controlling a sinker to be opened and closed. The device comprises a bottom plate, a left sliding triangle component, a right sliding triangle component, a gear, a rack cam, a left sliding block and a right sliding block. The left sliding triangle component and the right sliding triangle component are arranged in a first long circular groove in the bottom plate in parallel. The gear is engaged with the rack cam. The rack cam is provided with a groove, and rollers drive the left sliding triangle component and the right sliding triangle component to slide up and down along the first long circular groove during sliding. The left sliding block and the right sliding block are installed on the bottom plate through pins, when the rack cam moves leftwards and rightwards, the left sliding block or the right sliding block is pressed by the rack cam, and then one time of closing action of the sinker is achieved. The rack cam moves linearly leftwards and rightwards in a reciprocating mode to press the left sliding block or the right sliding block, the re-closing action is added based on original action of the sinker, the closing-opening-closing motion trail is formed, it is guaranteed that old thread loops are not taken up after a knitting needle returns to the original position, and looping and loop transferring quality is effectively guaranteed.

The invention discloses a deformable space motion arm. The deformable space motion arm comprises a fixed-length rod, a telescopic rod, a rod bionic joint, a gripper assembly, a base, a rotating shaft and a plurality of sliding locks. The telescopic rod is connected with the fixed-length rod through the rod bionic joint. The gripper assembly is connected with the telescopic rod through the rotating shaft in the base. The gripper assembly comprises a plurality of gripper petals, and each gripper petal comprises a plurality of knuckles which are connected through gripper bionic joints, wherein the gripper bionic joints can adjust the angle between the knuckles. The sliding locks are arranged on the gripper petals in a sleeving mode, can slide on the gripper petals and are used for sliding to the gripper bionic joints to be combined together and clasped to draw and lock the gripper petals. The motion arm is simple in structure, easy to control and operate, capable of conducting rotating and three-dimensional maneuvering and high in adaptability.

The invention relates to a tread profile of a pneumatic vehicle tire, comprising profile strips (1) that extend over the entire circumference of the pneumatic vehicle tire, wherein a plurality of transverse or oblique recesses (5, 6, 7, 8) are designed over the circumference of the pneumatic vehicle tire in at least one profile strip (1), wherein the recess (5, 6, 7, 8) in a first radial extension region (9) is designed as fine recess having a thickness d and an extension height H1 as measured in the radial direction R, and in a second radial extension region (10) is designed as a wide recess with a thickness B, with B = (2d), and an extension height H2 as measured in the radial direction R, wherein the radial positions of the first radial extension region (9) and of the second radial extension region (10) formed in relation to each other within a recess (5, 6, 7, 8) are selected to be different from each other in the recesses (5, 6, 7, 8) distributed over the circumference of the tire.

The invention discloses a ground grasping fixing device, which comprises a connecting rod; the top part of the connecting rod is provided with a clamping positioning block; the bottom part of the connecting rod is provided with a ground grasping structure; the ground grasping structure comprises a ground grasping vertical bar; the lower end of the ground grasping vertical bar is provided with pressing insertion boards; a tension spring is arranged between each pressing insertion board and the ground grasping vertical bar; a cavity of which the bottom surface is unenclosed is formed in the ground grasping vertical bar; a jacking stress rod is arranged in the cavity; a control slotted hole communicating with the cavity is formed in the middle part of the connecting rod; a regulating rod is arranged in the control slotted hole; a regulating fluted disc is arranged in the connecting rod; the surface of the regulating rod is provided with a rack matched with the regulating fluted disc; the bottom surface of the jacking stress rod is a spherical surface; the spherical surface is provided with an inverted V-shaped opening and closing plate; the top part of the inverted V-shaped opening and closing plate is connected onto the spherical surface through hinge pins. The ground grasping fixing device disclosed by the invention is simple in structure, simple and fast to operate and high in stability in use, can be detached as needed and cannot influence ground, so that applicability and practicability of the ground grasping fixing device are increased.

The invention discloses a caky gear clamping device. The caky gear clamping device comprises a center shaft and a fixing plate which is arranged below the center shaft and is a quadruple prism body. Grapnels are arranged on the four end faces of the fixing plate respectively. The grapnels are vertically bent. One right-angle sides of the grapnels are connected with the fixing plate, and the other right-angle sides of the grapnels are arranged around the side faces of the fixing plates. The grapnels are in spherically hinged connection with the fixing plate. Protruding edge structures are arranged on the upper end faces of the grapnels respectively. Four hydraulic cylinders are arranged on the side walls of the center shaft at intervals. One ends of the four hydraulic cylinders are hinged to the side walls of the center shaft, and the other ends of the four hydraulic cylinders are hinged to the protruding edge structures respectively. According to the caky gear clamping device, the four grapnel structures driven by the hydraulic cylinders are adopted for achieving clamping of a gear; meanwhile, rotary structures are adopted, and the position adjustment of the four grapnel structures can be achieved. The caky gear clamping device is simple in structure and convenient to operate.

The invention relates to the technical field of mine protection bunkers, in particular to a movable and adjustable blasting bunker device. The movable and adjustable blasting bunker device comprises abunker body, the bottom of the bunker body is welded to a middle section top of a bearing guiding assembly, the bearing guiding assembly is used for movably discharging force after suffered from impact force, the bunker body is made of an alloy steel material and is an arc-shaped segment body curved surface with the forward-protruding middle, and a main gripping ring is welded to the middle innerwall of the arc-shaped segment body curved surface. Safety protection can be effectively conducted on current workers, the protection property is good, the movable and adjustable blasting bunker device can move to reduce the impact force of sandstone after impacted severely by the sandstone, the front end of a whole bunker adopts the design of an arc-shaped spherical metal structure, thus the intensity of protection from the sandstone can be effectively improved, the workers can effectively grip the bunker inside the bunker, and stability of the workers inside is improved.

The invention discloses an anesthesia department epidural puncture needle inserting device and belongs to the technical field of medical instruments, the anesthesia department epidural puncture needle inserting device comprises a fixing plate, a push rod motor is arranged in the middle of the fixing plate, a needle inserting shell is arranged at the lower end of the push rod motor, and a double-end lead screw is arranged in the needle inserting shell. The telescopic end of the push rod motor slowly drives the puncture needle to enter a puncture part, the mounting base moves to enable the air bag to be deflated and shrunken, the mounting base moves to drive the connecting frame to move, the elastic contact piece at the upper end of the connecting frame moves to be attached to the fixed contact piece to be powered on, and the control panel controls the indicator lamp and the loudspeaker to work, the indicator lamp displays light, the loudspeaker broadcasts voice and achieves multi-mode reminding. Needle insertion can be conveniently and accurately stopped; the adjustable grip is arranged at the upper end of the fixing plate, the screw rod is rotated by rotating the adjusting disc, the screw rod ascends and descends in the stand column, the height of the grip rod is changed, holding of different hand types is achieved, and different use requirements are met.

A tablet computer structure capable of being held by one hand, comprising a left housing and a right housing that can be separated and combined left and right, an upper left recess is provided at the right end of the left housing, and an upper right recess is provided at the left end of the right housing. The flexible screen is arranged on the top of the left housing, the right end of the left flexible screen is bent downward and fixed in the upper left recess, the right flexible screen is arranged on the top of the right housing, and the left end of the right flexible screen is bent downward and fixed in the upper right recess , the right end surface of the left housing on the front and rear sides of the upper left recess is connected to the left end surface of the right housing on the front and rear sides of the upper right recess through a telescopic mechanism, when the right end surface of the left housing is separated from the left end surface of the right housing, the right end surface of the left housing and There is a gap between the left end faces of the right housing that can be inserted into the fingers. When the right end face of the left housing is aligned with the left end face of the right housing, the right end of the left flexible screen is attached to the left end of the right flexible screen. The present invention has the advantages of: realizing the holding of the tablet computer with one hand; and it is not easy to loosen and drop when holding it with one hand.

The invention provides an anti-slippery shoe and a preparation method thereof. A half sole part, an instep part and a heel part are sequentially arranged in the length direction of a shoe. The half sole part comprises a tip part and a sole part. The tip part is provided with first anti-slippery teeth inclined to the instep part. The heel part is provided with second anti-slippery teeth inclined to the instep part. The side adjacent to the instep part, of the half sole part, is provided with third anti-slippery teeth inclined to the instep part. The sole part is provided with an anti-slippery platform. The end surface of the anti-slippery platform is an arc concave surface. A water drainage trough is formed in the connection area between the side corresponding to the length direction of the anti-slippery platform and the end surface of the anti-slippery platform. When the bottom of the shoe is in contact with the ground, the anti-slippery teeth and the anti-slippery platform can attach to the ground. The invention further provides a preparation method of the anti-slipper shoe.

The invention discloses a tablet personal computer structure capable of being held by one hand. The tablet personal computer structure comprises a left shell body and a right shell body which can be separated and combined left and right; a left upper concave part is arranged at the right end of the left shell; a right upper concave part is arranged at the left end of the right shell; a left flexible screen is arranged at the top of the left shell; the right end of the left flexible screen is downwards bent and fixed in the left upper concave part; a right flexible screen is arranged at the topof the right shell; the left end of the right flexible screen is downwards bent and fixed in the right upper concave part; the right end faces of the left shell on the front and rear sides of the left upper concave part are connected with the left end faces of the right shell on the front and rear sides of the right upper concave part through telescopic mechanisms; and when the right end face ofthe left shell is separated from the left end face of the right shell, a gap allowing a finger to stretch in is formed between the right end face of the left shell and the left end face of the right shell, and when the right end face of the left shell is combined with the left end face of the right shell, the right end of the left flexible screen is attached to the left end of the right flexible screen. The tablet personal computer structure has the advantages that the tablet personal computer can be held by one hand; and loosening and falling are not easy to occur when the handle is held by asingle hand.

The invention discloses a ground grasping fixing device, which comprises a connecting rod; the top part of the connecting rod is provided with a clamping positioning block; the bottom part of the connecting rod is provided with a ground grasping structure; the ground grasping structure comprises a ground grasping vertical bar; the lower end of the ground grasping vertical bar is provided with pressing insertion boards; a tension spring is arranged between each pressing insertion board and the ground grasping vertical bar; a cavity of which the bottom surface is unenclosed is formed in the ground grasping vertical bar; a jacking stress rod is arranged in the cavity; a control slotted hole communicating with the cavity is formed in the middle part of the connecting rod; a regulating rod is arranged in the control slotted hole; a regulating fluted disc is arranged in the connecting rod; the surface of the regulating rod is provided with a rack matched with the regulating fluted disc; the bottom surface of the jacking stress rod is a spherical surface; the spherical surface is provided with an inverted V-shaped opening and closing plate; the top part of the inverted V-shaped opening and closing plate is connected onto the spherical surface through hinge pins. The ground grasping fixing device disclosed by the invention is simple in structure, simple and fast to operate and high in stability in use, can be detached as needed and cannot influence ground, so that applicability and practicability of the ground grasping fixing device are increased.

The invention discloses a hammer with a shockproof function for office equipment maintenance. The hammer comprises a machine body, a spring joint, a spring slot, a switch, a fixed slide rail and a nail fixing device, a handle is fixedly arranged at the bottom of the machine body, and a plug is fixedly arranged at the bottom of the handle. A battery is installed inside the handle, and a joint is mounted on the upper part of the battery, an armature is mounted on the upper part of the joint, and the armature is mounted in the machine body. A guide rail is mounted above the armature, and an insulation cylinder is arranged on the outer wall of the guide rail in a sleeving mode. An iron core is inlaid in the guide rail, an ejector rod is fixed to one side of the iron core, and a screw groove isfixedly formed in the tail end of the ejector rod. The hammer with the shockproof function for office equipment maintenance is provided with the armature, the hammer uses electromagnetic force to push the iron core, unlike a cylinder-driven hammerhead on the market, the hammer is driven by electromagnetic force, so only electric energy is needed, and no other equipment is needed, an air hammer onthe market needs air pump assistance, and the functions of convenient carrying and convenient use can be well realized.

The invention discloses a submerged camera. The submerged camera comprises a camera body and a sphere. The upper half part of the sphere is a solid upper hemisphere, and the lower half part is a hollow glass cover. The upper hemisphere is integrated with the glass cover. The camera body is fixed on a connecting rod. The connecting rod is fixed on the lower end of a mandrel, and the cable of the camera body successively runs upward and out of the connecting rod and the mandrel. The lower end of the mandrel is embedded into the upper hemisphere. The submerged camera further comprises two sets of gland parts. The gland parts are nested from outside to inside with a threaded steel sleeve, an elastic bushing and an elastic rubber sleeve in order. The outer wall of the threaded steel sleeve is provided with a tapered thread. The large end face of the threaded steel sleeve is provided with two grooves. The elastic bushing is a conical tube, and the outer wall closely fits the inner conical wall of the elastic bushing. The mandrel and the cable are clamped by two sets of gland parts respectively. The submerged camera provided by the invention has the advantages of good sealing and flexible adjustment of the pressure seal.

The invention discloses a prefabricated assembly type floor and a manufacturing method, and relates to the technical field of assembly type constructions.The prefabricated assembly type ground comprises a ground panel, a ground gripping column arranged at the bottom of the ground panel and used for being inserted into the ground, and anti-disengaging clamping columns arranged on the peripheral side of the ground gripping column and used for tightly gripping the ground, and the anti-disengaging clamping columns are movably arranged on the ground gripping column; a penetrating hole allowing the anti-disengaging clamping column to movably penetrate is formed in the ground gripping column, and a rack section is arranged at the end, located in the ground gripping column, of the anti-disengaging clamping column. A driving gear used for being meshed with the rack section and used for controlling the anti-disengaging clamping column to move towards the outer portion of the ground gripping column and a control mechanism used for controlling the driving gear to rotate are rotationally arranged in the ground gripping column. The prefabricated assembly type floor can be recycled, and the resource waste after the existing temporary building floor is dismantled is improved.

The invention relates to the field of environmental protection science and technology, and discloses an electroplating wastewater treatment system for a circuit board. The electroplating wastewater treatment system for the circuit board comprises a reaction tank, wherein a liquid feeding tube is arranged on the upper portion of the wall of the left side of the reaction tank; a slag discharging tube is arranged on the lower portion of the wall of the left side of the reaction tank; a stopping block of which the size is matched with that of a slot is arranged in a groove of the slag dischargingtube; an inserting opening is formed in the wall between the liquid feeding tube and the slag discharging tube; a rotating shaft is arranged in the inserting opening; the end, which is positioned on the outside of a tank body, of the rotating shaft is connected with a motor; an arc-shaped brush strip is arranged at the end, which is positioned on the inner side of the tank body, of the rotating shaft; and the arc-shaped brush strip sleeves the rotating shaft. A purpose of filtering electroplating wastewater can be achieved, the reacted electroplating wastewater is drained after being filtered,and the circumstance that a next wastewater treatment link has multiple impurities to affect a wastewater treatment progress is avoided.

A self-locking cable grip comprises two clamping blocks and two cable gripping blocks. The two ends of the two clamping blocks are respectively connected in a detachable hinge manner, and the two clamping blocks have an open state and a closed state. A grip block is mounted in the grip block and is slidable relative to the grip block, to extend or retract the gripping block. A wedge-shaped structure is formed between the clamping block and the cable grip block. As that two grip blocks are in the open state, the two grip blocks are in an open state, when the two grip blocks are in a closed state, the two grip blocks are in a closed state, notches are arranged at the positions where the two grip blocks are engaged, the notches of the two grip blocks form mounting grooves for cooperating withthe strands, and the shapes of the mounting grooves correspond to the outline shapes of the strands. The self-locking cable gripper can realize self-locking and convenient operation, and no slip phenomenon occurs after self-locking.

The invention relates to a gripper sucker for overturning and carrying automobile hubs. The gripper sucker comprises a sucker body. The sucker body comprises a sucker bottom and a connecting pressurizing neck, wherein the sucker bottom and the connecting pressurizing neck are integrally made from silicone rubber. The connecting pressurizing neck is coaxially arranged at the upper end of the suckerbottom, a mechanical hand fixing hole and a pressurizing channel are coaxially formed in the connecting pressurizing neck, a metal ring piece is arranged in the side wall, corresponding to the mechanical hand fixing hole, of the connecting pressurizing neck, multiple convex blocks with sections being right triangles are fixedly arranged on the inner surface of the sucker bottom evenly at intervalangles with the pressurizing channel as the circle center, and a reinforcing part is arranged in each right triangle convex block. The gripper sucker is simple in structure and good in sealing effect, the reinforcing ribs are arranged on the inner surface of the sucker bottom, and the gripping capacity is greatly improved.

The invention discloses a mechanical hand. The mechanical hand comprises a mechanical arm transmission shaft, a connecting piece and a mechanical hand body, wherein one end of the mechanical hand bodyis fixedly connected with the mechanical arm transmission shaft through the connecting piece; the mechanical hand body comprises a mechanical palm and at least three mechanical fingers, the three mechanical fingers are movably arranged at the other end of the mechanical palm, one of the mechanical fingers is located on one side of the mechanical palm, the other two mechanical fingers are locatedon the other side of the mechanical palm, and the three mechanical fingers are arranged in a delta shape; and each mechanical finger comprises a first mechanical finger part, a second mechanical finger part and a third mechanical finger part, one end of each third mechanical finger part is movably connected with the other end of the mechanical palm through a clamping transmission mechanism, the other end of each third mechanical finger part is movably connected with one end of the corresponding second mechanical finger part through a clamping transmission mechanism, and the other end of each second mechanical finger part is movably connected with one end of the corresponding first mechanical finger part through a clamping transmission mechanism. The mechanical hand is reasonable in layout,and can simulate human hands to perform fine work processing.

The invention relates to the technical field of anchoring tools for ships on water, in particular to a novel anchor chain with large holding power. The anchor chain includes an anchor chain body, andthe anchor chain body comprises a grounding anchor chain part, a weighted anchor chain part and a lightened overhang anchor chain part which are connected in sequence; the tail end of the grounding anchor chain part is connected to a ship anchor, convex grounding strips are arranged on both sides of a chain ring of the grounding anchor chain part, weighted transverse baffles are uniformly arrangedin chain rings of the grounding anchor chain part and weighted anchor chain part, and the upper end of the lightened overhang anchor part is connected to an anchoring machine. The anchor chain is simple and reasonable in structure, there is no need to change a ship body or add equipment, it is only needed to adjust the anchor chain and the structure of the anchoring machine, the weight of the lightened overhang anchor chain part not in contact with the bottom underwater is decreased, and the structural strength is enhanced by high-strength hot-press layered steel. By improving the grounding anchor chain part and the weighted anchor chain part which are connected to the ship anchor, grounding force of the anchor chain is achieved, so that the anchoring force of a ship is effectively enhanced, and the stability of the ship is effectively improved.

The invention relates to the technical field of mine protection shelters, in particular to a mobile adjustable blasting shelter device, which includes a shelter main body, the bottom of the shelter main body is welded to the top of the middle section of a supporting guide assembly, and the supporting guide assembly is used for Realize moving and unloading force after being impacted. The main body of the bunker is made of alloy steel. There is a main grip ring welded on it. It can effectively provide safety protection for the current staff, and the protection is good. After being severely impacted by sand and gravel, the device can move to reduce the impact force of sand and gravel, and the front end of the bunker is designed with an arc-shaped spherical metal structure, which can Effectively improve the protection against sand and gravel, the staff can effectively grasp the bunker inside the bunker, and improve the stability of the staff inside.

The invention provides a bobbin clamping device with a locking function, and belongs to the technical field of textile machinery. The bobbin clamping device with the locking function comprises a pressrod, a locating disc, a locking block, an unlocking rod and a manual handle. A press rod piston is arranged in a sliding sleeve in the mode that the press rod piston can slide in the sliding sleeve up and down, and the press rod is fixedly arranged exactly below the press rod piston in a coaxial mode. An upper connecting plate is connected with a lower connecting plate through locating pins and connecting screws. The upper end of a first spring is attached to the lower end face of the lower connecting plate, and the lower end of the first spring is attached to the upper end face of the pressrod piston. The upper end of a second spring is attached to the lower end face of a supporting base, and the lower end of the second spring is attached to a spring supporting step of the press rod. Aleft gear and a left rack mesh with each other, and a right gear and a right rack mesh with each other. The locating disc is installed on the front side of a left gear shaft in a coaxial mode. A rotating electromagnet and the unlocking rod are coaxially connected, the locking block is installed on the unlocking rod, and the manual handle is installed at the upper end of the unlocking rod. The bobbin clamping device with the locking function can achieve rapid clamping of bobbins, achieve locking of clamping jaws in the feeding process and prevent the bobbins from dropping down.

A three-fingered robotic gripper having adaptive under-actuated steering, comprising a gripper housing (1), a drive module (2) and three finger modules; the drive module (2) comprises a first power transmission system (14), a second power transmission system (15) and three drive rods; and a first drive motor (12) drives, by means of the first power transmission system (14), the three finger modules to complete the gripping action, and a second drive motor (13) drives, by means of the second power transmission system (15), two finger modules to rotate about their own axes.

The invention provides a glass fiber cloth wrapping machine, and belongs to the technical field of glass fiber cloth processing. The device comprises a stepping type wrapping device and a wrapping device reset driving device, the stepping type wrapping device comprises a wrapping mechanism, a wrapping device, a stepping type driving mechanism and a pipeline winding mechanism, a wrapping sliding block of the wrapping mechanism is arranged on a wrapping sliding block guide rail in a sliding mode, and a wrapping lead screw is in threaded connection with a wrapping lead screw nut; four wrapping pressing ring assemblies of the wrapping device are installed on the four installation notches respectively, a first hook claw of the pipeline winding mechanism is installed on a first hook claw rotating disc, a second hook claw is fixedly installed on a second winding support, the stepping type driving mechanism comprises a driving one-way clutch, an indexing gear, a driving claw assembly, a reverse rotation stopping claw assembly and a driving limiting assembly, and a reset fulcrum shaft of the wrapper reset driving device is coaxially connected with the other end of the wrapping lead screw through a reset one-way clutch. The glass fiber cloth can be automatically wrapped outside the pipeline, and the automation degree is high.

The invention relates to a tread profile of a pneumatic vehicle tire, comprising profile strips (1) that extend over the entire circumference of the pneumatic vehicle tire, wherein a plurality of transverse or oblique recesses (5, 6, 7, 8) are designed over the circumference of the pneumatic vehicle tire in at least one profile strip (1), wherein the recess (5, 6, 7, 8) in a first radial extension region (9) is designed as fine recess having a thickness d and an extension height H1 as measured in the radial direction R, and in a second radial extension region (10) is designed as a wide recess with a thickness B, with B = (2d), and an extension height H2 as measured in the radial direction R, wherein the radial positions of the first radial extension region (9) and of the second radial extension region (10) formed in relation to each other within a recess (5, 6, 7, 8) are selected to be different from each other in the recesses (5, 6, 7,8) distributed over the circumference of the tire.

The invention discloses a deformable space motion arm. The deformable space motion arm comprises a fixed-length rod, a telescopic rod, a rod bionic joint, a gripper assembly, a base, a rotating shaft and a plurality of sliding locks. The telescopic rod is connected with the fixed-length rod through the rod bionic joint. The gripper assembly is connected with the telescopic rod through the rotating shaft in the base. The gripper assembly comprises a plurality of gripper petals, and each gripper petal comprises a plurality of knuckles which are connected through gripper bionic joints, wherein the gripper bionic joints can adjust the angle between the knuckles. The sliding locks are arranged on the gripper petals in a sleeving mode, can slide on the gripper petals and are used for sliding to the gripper bionic joints to be combined together and clasped to draw and lock the gripper petals. The motion arm is simple in structure, easy to control and operate, capable of conducting rotating and three-dimensional maneuvering and high in adaptability.