81results about How to "Stop shaking" patented technology

The invention relates to the technical field of electric forklifts, in particular to an electric forklift battery pack and an assembling method thereof. The electric forklift battery pack includes a box body, a box cover and an electric core limiting frame, wherein the box cover is covered with the box body, and the electric core limiting frame is fixedly connected to the box body interior; a plurality of parallel gratings are arranged in the electric core limiting frame at equal intervals, parts in the electric core limiting frame are divided into a plurality of electric core inserting grooves by the gratings, and a plurality of electric cores arranged side by side are inserted into the electric core inserting grooves; insulation assemblies are all arranged in the circumferential direction and at the bottom of the electric cores, the electric cores are fixedly fastened in the electric core inserting grooves by limiting fastening parts arranged above the electric cores; and the electric cores are connected together in series by busbars. Secondary assembling of the electric cores is not needed by modules, the electric cores are packed directly by a battery pack structure, time is shortened, and energy is saved.

The invention provides a double-layer anti-vibration medicine box for aerial spray plant protection, which includes a box body, a box cover, and at least two anti-vibration plates connected together. Several guide columns are arranged on the bottom surface of the box body. On the body; there are several through-holes and several radial slits on the anti-vibration plate, and the through-holes and radial slits are not on the same diameter; the anti-vibration plate is installed on the guide column through the through-hole, and two adjacent anti-vibration plates The radial gaps do not overlap, and there is a gap between two adjacent anti-vibration plates; there is a gap between the anti-vibration plate and the inner wall of the box, the through hole and the guide column are sliding-guided gaps, and the uppermost anti-vibration plate floats on the liquid surface superior. When the liquid medicine oscillates or tilts, the anti-oscillation plate can weaken the oscillation of the liquid medicine, keep the center of gravity of the medicine box stable, reduce the influence of liquid medicine tilt or oscillation on the balance of the aircraft, and prevent the liquid medicine from splashing and secondary dumping , to ensure the smooth and normal operation of aviation spraying, improve the spray quality and the utilization efficiency of liquid medicine, reduce the waste of liquid medicine, and protect the environment.

The invention discloses a frame assembly hoisting mechanism which comprises a horizontally-arranged pulley fixing plate. A fixed pulley is arranged in the middle of the pulley fixing plate. The two ends of the pulley fixing plate are movably and vertically connected with connecting hoisting rods correspondingly. The fixed pulley is connected with a grabbing device through a sling. The pulley fixing plate comprises two arc plates which right face each other. The concave face of each arc plate is arranged to face the side face of the fixed pulley. The fixed pulley is arranged between the two arcplates, the two ends of the two arc plates are fixedly connected with strip-shaped straight plates, and the arc plates and the strip-shaped straight plates are arranged on the same straight line. Compared with the prior art, through the frame assembly hoisting mechanism, when frames are hoisted, lifting tool shaking is effectively stopped, lifting tool accuracy can be achieved, operation is simple and fast, and locating is convenient. Through a frame lifting tool, the hoisting work efficiency can be improved, the structure is simple, hoisting is stable, and the frames of different car types can be hoisted.

The present invention relates to a tandem thin film evaporation system. It provides a calibration system, vertical type, which realizes vertical evaporation by fixing and supporting substrates, minimizes the influence of fine particles during transfer, and can fully ensure the flatness of a mask. A disk transfer device and a vapor deposition device having the same. The solution of the present invention comprises: a substrate disk (100) for vertically fixing the substrate (10); a mask disk (300) for vertically fixing the mask plate (30) in order to align with the substrate disk (100) ; a disc holder (500) coupling the substrate disc (100) and the mask disc (300) via a coupling portion.

The invention discloses an automatic anti-sinking lifesaving system for ships, and belongs to shipbuilding, ship repairing or ship accessories. Enough extra stability, wind resistance and reserve buoyancy can be provided for a ship, the reserve buoyancy can be rapidly and automatically released to make the ship float in the initial stage of ship sinking, and it is guaranteed that the ship is stable and does not sink. The system is characterized in that the main structure of the ship is not changed, and stabilization, stability maintenance and anti-sinking lifesaving effects can be provided ina full-time and all-around mode only by additionally arranging steel stability maintenance balance fins, a permanent floating body, a safety air bag, an automatic monitoring controller and a high-pressure air supply system. High-strength flexible synthetic fiber sandwich net cloth serves as a stress framework of the air bag, and PVC airtight coatings are arranged on the two faces of the cloth. Theair bag is rigidly fixed on the ship body by using a surrounding binding type binding band. The triple methods of a hanging pendulum type automatic sensing controller, remote liquid pressure sensors,floating ball liquid level switches and manual operation are used, so that full-time and all-around automatic sensing control is achieved, and life and property safety of the whole ship and all people on the ship is guaranteed.

The invention provides a double-deck anti-oscillation pesticide box for aerial spraying. The double-deck anti-oscillation pesticide box comprises a box body, a box cover and at least two anti-oscillation plates, multiple guide posts are arranged on the bottom face of the box body, and the box cover is detachably sealed on the box body; each anti-oscillation plate is provided with multiple through holes and multiple radial gaps, and the through holes and the radial gaps are not in the same diameter direction; the anti-oscillation plates are installed on the guide posts through the through holes, the radial gaps of every two adjacent anti-oscillation plates are not overlapped in an up-and-down mode, and a gap exists between every two adjacent anti-oscillation plates; gaps exist between the anti-oscillation plates and the inner wall of the box body, the through holes are in clearance fit with the guide posts, and the anti-oscillation plate on the uppermost among the multiple anti-oscillation plates can float on the liquid level of pesticide liquid. When the pesticide box oscillates or inclines, it is guaranteed that the pesticide liquid does not oscillate or incline; duet to the fact that the center of gravity of the pesticide box containing the pesticide liquid is stable, the pesticide liquid is prevented from splashing and secondary inclining and oscillation, and influence of pesticide liquid inclining or oscillation on the balance of a plane is reduced; stable aerial spraying operation is guaranteed, the spraying quality and the utilization efficiency of the pesticide liquid are improved, pesticide liquid waste is reduced, and the environment is protected.

The invention relates to a perforating installing and positioning device and method for a large member, and belongs to the relevant technical field of hoisting equipment. The device majorly comprises an outer ring of a detachable structure; the inner side of the outer ring is fixedly connected with guide rods; each guide rod is sleeved with an elastic part capable of moving along the guide rod; one end of each elastic part makes contact with an aligning part; the other end of each elastic part makes contact with a positioning sleeve installed on the corresponding guide rod; each aligning part is provided with an aligning groove used for containing a steel bar; and the aligning parts are matched to enable the axes of the steel bars to coincide with the axes of installing holes to complete installing and positioning of the member. According to the perforating installing and positioning device and method for the large member, accurate perforating installing of the member can be achieved by designing the brand-new structure.

The invention discloses a FSAE racing fuel tank. The FSAE racing fuel tank comprises a fuel tank body, an oil pump baffle, an oil pump pressure plate, a fuel tank lug, a oil discharge bolt, an oil neck, a right angle elbow, a fuel tank cover and a one-way valve; an oil pump installation hole is formed in the bottom of the fuel tank body; an oil pump is inserted into the oil pump installation holefrom the bottom of the fuel tank body; the oil pump pressure plate is installed at the bottom of the oil pump through a pressing plate bolt; an oil discharging bolt hole is formed in the bottom of thefuel tank body, and an oil discharging bolt is connected to the oil discharging bolt hole through threads; baffles are separately arranged on the left side and right side in the fuel tank body; the baffles are suspended and fixed to the middle of the fuel tank body, and the tops and bottoms of the baffles are left gaps with the fuel tank body; the oil neck is arranged at the upper end of the fueltank body, and the fuel tank cover is arranged on the upper part of the oil neck; an opening hole for installing the one-way valve is formed in the upper part of the fuel tank cover; and the direction of air flow of the one-way valve points from the outside to the side of the oil neck. According to the FSAE racing fuel tank, the oil absorption capacity of the fuel tank under lateral accelerationis improved, and the problem that the exhaust is not smooth when fuel is added is solved.

The invention discloses a novel fuel tank wave-proof plate structure, which comprises a wave-proof transverse plate arranged along the length direction of the fuel tank, and a plurality of wave-proofvertical plates oppositely arranged along the height direction of the fuel tank, wherein the plurality of wave-proof vertical plates are mutually connected through the wave-proof transverse plate to form a whole body, the wave-proof transverse plate is provided with a plurality of first through holes. According to the wave-proof plate structure, when the liquid level of the fuel oil is lower thanthe wave-proof transverse plate, the shaking of the fuel oil is blocked by the wave-proof transverse plate, the wave-proof vertical plates can also effectively prevent the shaking of the fuel oil, andthe shaking fuel oil cannot impact the upper surface of the fuel tank; when the liquid level of the fuel oil is higher than the wave-proof transverse plate, the wave-proof transverse plate divides the fuel oil in the fuel tank into an upper part and lower part which are relatively independent, the wave-proof transverse plate and the wave-proof vertical plates can effectively reduce the mutual influence between the fuel oil of the two parts, the shaking energy of the fuel oil above the wave-proof transverse plate is small, the shaking fuel does not form effective impact on the upper surface ofthe fuel tank, and the shaking noise which can be sensed by passengers cannot be generated in the fuel tank. The invention also discloses a fuel tank.

The invention relates to the technical field of chain detectors, and discloses an efficient roller cutter chain stopper, comprises two catch bases, A link rod is fixedly connecte between that two pawlchain bases, A rotary shaft is rotatably connected with the two detent chain bases through balls, The right end of the rotating shaft is fixedly connected with a finite head, the two side opposite tothe chain stopper base are both threadably connected with a fixing plate through two bolts, the left side of the rotating shaft is drivingly connected with a shaft rod through a drive belt, the rightside of the shaft rod is fixedly connected with a fixing rotating plate, and the fixing rotating plate is rotatably connected with the inside of the first rotating seat. An efficient roller cutter chain stopper The anchor chain is firmly fixed by a cutter and an anchor chain wheel, the shaking of the anchor chain is prevented, and the braking effect is improved; the anchor chain of different sizes is further clamped and fixed by a clamping block, the braking effect of the anchor chain is improved more effectively, and the chain stopping effect of the roller cutter chain stopper is enhanced.

The invention discloses a pick-and-place wrap angle device for packaging, which comprises a base, a rotating mechanism, a pick-and-place driving part and a wrap angle bin, the rotating mechanism and the wrap angle bin are both mounted on the base, the pick-and-place driving part is mounted on the rotating mechanism, and the rotating mechanism drives the pick-and-place driving part to rotate; the device further comprises a wrap angle limiting block, a first included angle plate and a second included angle plate, the wrap angle limiting block is installed on the taking and placing driving part, the first included angle plate is fixedly connected with the wrap angle limiting block, the wrap angle limiting block is provided with an included angle driving part, the included angle driving part is provided with an included angle connecting plate, and the second included angle plate is installed on the included angle connecting plate. The device has the beneficial effects that the wrap angle is prevented from accidentally sliding off from the position between the first included angle plate and the second included angle plate, the problem that the wrap angle is prone to falling off due to the insufficient vacuum degree of equipment is solved, the reliability can be effectively improved, and the advantage of being good in applicability and reliability is achieved.

The invention provides a lifting device for a hoisting transporter. The hoisting transporter comprises a cart and two rails, wherein the two ends of the cart are arranged on the two rails, and the cart can move on the two rails. The lifting device comprises at least two sets of lifting equipment which are linearly arranged in the cart at equal intervals; each lifting equipment comprises a transmission mechanism, two rigid guide posts, a steel wire rope and a lifting mechanism. The lifting device for the hoisting transporter adopts the rigid guide posts to rigidly limit the lifting mechanisms; steel pipe bundles are restricted between the rigid guide posts during transportation; the rock of the steel pipe bundles is prevented; and the situation that the steel pipe bundles crash production equipment during hoisting is avoided.

The invention provides a very safe and never-sinking double-wing ship. The double-wing ship is characterized in that the ship bottom is no longer of the traditional arc shape but a pointed shape, so that gravity is lowered, center of buoyancy is increased, and stability is increased to the maximum extent. The flank of the hull is not the traditional planar either, but extrudes outwards in a step shape, and the effects of maintaining balance and increasing stability are achieved. The periphery of the ship is a 'stability maintenance buoyancy ring' which produces powerful buoyancy and strongly maintains stability and is sinking-proof. Permanent buoyancy and sinking-proof chambers are arranged inside the ship. Multiple levels of steel-made 'stability maintenance balancing wings' are arranged on both sides of the hull and below the waterline down to the ship bottom, like the pectoral fin and the pelvic fin of a fish, the effects of stability maintenance and balancing are achieved, the lateral oscillation and swaying of the ship body can be greatly reduced, the ship is not easy to roll over, the stability and security of the ship can be improved, the rigid strength and buoyancy of the ship are improved, and clashing and storms are not feared, in the face of extreme danger, the ship does not sink even if all the cabins are flooded with water.

The invention provides a direction indicator light mounting structure for an engine driven cart. One end of the cylinder provided with a direction indicator light rack made from flexible material is connected to the direction indicator light. The other end of the cylinder is inserted into the mounting hole on the cart and is in an elastic snap-fit with the edge of the mounting hole. A retainer isimbedded in the other end of the cylinder from the inner side of the cart body. In the direction indicator light mounting structure for the engine driven cart, the retainer is prevented from separating from the direction indicator light rack, and the rigidity of the elastic snap-fit part of the direction indicator light rack. The front end of the retainer (54) of the outer side of the cart width direction is matched with the snap-fit part of the cylinder (53a) facing the cart body (B) at the same position along the direction of the axis of the cylinder (53a).

The present invention relates to a high pressure discharge lamp which is provided with a ceramic discharge vessel that is accommodated in an outer bulb, wherein the outer bulb is surrounded by a second outer bulb which is close to the outer bulb for fragment protection. The second outer bulb is fixed in a horizontal direction of a lamp holder.

The invention provides a lifting device for a hoisting transporter. The hoisting transporter comprises a cart and two rails, wherein the two ends of the cart are arranged on the two rails, and the cart can move on the two rails. The lifting device comprises at least two sets of lifting equipment which are linearly arranged in the cart at equal intervals; each lifting equipment comprises a transmission mechanism, two rigid guide posts, a steel wire rope and a lifting mechanism. The lifting device for the hoisting transporter adopts the rigid guide posts to rigidly limit the lifting mechanisms; steel pipe bundles are restricted between the rigid guide posts during transportation; the rock of the steel pipe bundles is prevented; and the situation that the steel pipe bundles crash production equipment during hoisting is avoided.

The present invention discloses an internal water cooling generator insulation tester. The insulation tester comprises a housing, two ends of the housing are respectively provided with electric cylinders, a pull rod is inlaid into a bottom end, close to a handle, of the front surface of the housing, two sides of the bottom end of the housing are respectively provided with grooves, the inner wallsof the grooves are rotationally connected with universal wheels, the bottom ends of the grooves are slidingly connected with sliding plates, the bottom ends of the sliding plates are fixedly connectedwith bulge structures, one end of a connection plate is fixedly connected with a spring, the bottom end of a top cover is provided with a storage box, and one side, close to the storage box, of the bottom end of the top cover is provided with a winding drum. The internal water cooling generator insulation tester is scientific and reasonable in structure and safe and reliable in usage, is providedwith sliding plates, can put the universal wheels into the housing, is provided with the pulling rod which is used to pull the tester for traveling, is provided with the electric cylinders to automatically operate the top cover, and is provided with the storage box and the winding drum to put auxiliaries required by measurement such as cables.

The invention discloses intelligent bionic bait processing equipment and a bionic bait processing method, and belongs to the technical field of bionic bait forming. The intelligent bionic bait processing equipment comprises a workbench; a mounting frame is fixedly connected to the middle of the top of the workbench; a hot melting mechanism is fixedly connected to the middle of the top of the mounting frame; hydraulic rods are fixedly connected to the two sides of the bottom end of the mounting frame; forming mechanisms are fixedly connected to the ends of the hydraulic rods; water cooling mechanisms are fixedly connected to the two sides of the top end of the mounting frame; supporting legs are fixedly connected to the four corners of the bottom of the workbench; a water storage tank is fixedly connected to the middle of the bottom of the workbench through fastening bolts; the water storage tank is connected with the water cooling mechanisms through water conveying pipes; a falling hopper is arranged in the middle of the workbench; and the bottom end of the falling hopper is arranged in the water storage tank. According to the equipment, bionic bait can be efficiently subjected to injection molding, the formed bionic bait is more conveniently collected, meanwhile, harmful gas can be adsorbed and removed, and forming is stable, so that the equipment is worthy of being widely applied.

The invention discloses a decoration article. The decoration article comprises an inlay seat and a decoration product inlaid on the inlay seat. The decoration article is characterized in that anyone of the surfaces of the body of the inlay seat is continuously provided with four connecting holes, two of the four connecting holes correspondingly parallel to the other two, and the inlay seat is provided with a male magnet; and the bottom of the decoration product is continuously provided with 2-4 connecting columns arranged corresponding to the connecting holes in positions, and the decoration product is provided with a female magnet. The decoration article on a bracelet, a ring or a necklace can be replaced to change for new styles in order to obtain a different pattern, so the decoration article is practical, economical and beautiful, and can be replaced with decorative supplies according to the mood of the wearer whenever and wherever to obtain different decoration articles.

The invention discloses a washing machine vibration reducing assembly which comprises a suspension rod base, a suspension rod, a damping ring, a sleeve part and a bottom cover. The suspension rod is sleeved with the damping ring, the damping ring can slide vertically and comprises an upper damping ring, elastic rubber and a lower damping ring, the upper damping ring and the lower damping ring areconnected through a fastener to form a hollow cavity, and the elastic rubber is located in the hollow cavity. By adopting the washing machine vibration reducing assembly, shake and swing of the suspension rod in the front-back and left-right directions can be effectively decreased, the damping ring can vertically slide on the suspension rod and can also play a certain friction damping effect, thevibration in the vertical direction is reduced, accordingly shake of the suspension rod in different directions is prevented, and noise is reduced, so that the washing machine is kept in quiet and stable dehydration starting and operating modes. The damping ring is simple in structure, and production and manufacturing are facilitated.

A brush retainer (19) used for a commutator (44) of an electric contact motor (10), a motor (10) and a method for manufacturing the brush retainer (19). The brush retainer has a spring arm (50), a brush (26) is fastened to a first end part (51) of the spring arm, the brush (26) has a contact surface (66) for contact with the commutator (55), the brush (26) has a bearing surface (65) at an end partside opposite to an squeezing direction (28) of the brush (26), a squeezing surface (64) is configured on the first end part (51) of the spring arm (50), and the bearing surface (65) of the end partside bears against the squeezing surface along a direction opposite to the squeezing direction (28), and thus the spring arm (50) can enable the brush (26) to squeeze relative to the commutator alonga radial direction.

The invention discloses automatic assembling equipment for rotor iron core magnetic shoes. The equipment comprises a rack, a clamping jig which can move relative to the rack and can clamp a rotor core is arranged on the rack, a rotor core storage device capable of storing the rotor core is arranged on the rack, and the rack is provided with a rotor core carrying device capable of carrying the rotor core of the rotor core storage device to the clamping jig for clamping, and is further provided with a magnetic shoe supply device capable of storing and conveying magnetic shoes; the rack is provided with a magnetic shoe assembling device capable of receiving magnetic shoes of the magnetic shoe supply device and assembling the magnetic shoes on an assembling groove corresponding to the rotor core, and the rack is provided with a discharging device capable of discharging the rotor core assembled with the magnetic shoes from the clamping jig. Therefore, the problems that the working efficiency is low, the labor cost is high and the product quality cannot be guaranteed due to a traditional manual assembling mode can be solved, and the automatic assembling equipment has the advantages of being high in assembling efficiency, high in automation degree, high in product quality and low in labor cost.

The invention discloses a hoisting structure special for woods. The hoisting structure comprises a bearing beam, a positioning bolt and a lifting machine for lifting up a heavy object, the bearing beam is sleeved with two sliding sleeves, and each sliding sleeve is connected with a clamping ring assembly through a first connecting piece. Each clamping ring assembly comprises two semi-circular clamping rings denoted as the first clamping ring and the second clamping ring correspondingly, the first clamping rings and the second clamping rings are rotatably connected, and first positioning piecesand second positioning pieces are connected to the lower ends of the first clamping rings and the second clamping rings correspondingly. Through holes are formed in the first positioning pieces and the second positioning pieces correspondingly, positioning bolts penetrate through the through holes in the first positioning pieces and the through holes in the second positioning pieces and then areconnected with positioning nuts, and the lifting machine is connected with the bearing beam. Through the hoisting structure special for the woods, the raw woods or processed woods can be hoisted, using is convenient, and operating is easy and safe.

The invention relates to the technical field of the atmospheric parameter measurement under high-altitude sever environment, and relates to the multilayer atmospheric parameter measuring instrument. The multilayer atmospheric parameter measuring instrument comprises an extension-type support rod, mounting brackets, multiple sensors and multiple location fixation modules arranged at the circumference of the extension-type support rod; multiple mounting brackets are arranged on the extension-type support rod from bottom to top; more than one sensors are arranged on each mounting bracket; each location fixation module comprises a fixed rope, an endless chain and a metal brazing; the first end of the fixed rope is connected with the extension-type support rod, the second end of the fixed ropeis connected with the first end of the endless chain, the second end of the endless chain is connected with the metal brazing, and the metal brazing is used for inserting into the ground. The measuring instrument disclosed by the invention is used for the quick mounting without the assistance of the engineering vehicle under the field environment, and the structure is stable.

An electronic cigarette and a method for preventing an atomizer (1) from shaking or falling off relative to a battery rod (2). The electronic cigarette includes an atomizer (1) and a battery rod (2), and the atomizer (1) includes a first connection part (13), the battery rod (2) is provided with a second connecting part (22) compatible with the first connecting part (13), and the first connecting part (13) is provided with a first magnetic part and a first internal electrode (15), the second connecting member (22) is provided with a second magnetic member (28) and a second internal electrode (24) abutting against the first internal electrode (15), and one end of the first connecting member (13) is provided There is a docking column (131), and the second connector (22) is provided with a docking groove (221) for the insertion of the docking column (131); the outer peripheral surface of the docking column (131) is provided with an annular or arc-shaped slot ( 10, 20, 30), the side wall of the docking groove (221) is provided with an elastic member (31, 32, 33) elastically clamped in the groove (10, 20, 30) in the radial direction; or the docking groove ( 221) is provided with annular or arc-shaped slots (10, 20, 30) on the side wall, and the outer peripheral surface of the docking column (131) is provided with radially elastic clamping slots (10, 20, 30) The elastic parts (31, 32, 33) inside, the elastic parts (31, 32, 33) are elastically engaged with the card slots (10, 20, 30) to realize the connection of the atomizer (1) or the battery rod (2) Radial positioning and preventing the atomizer (1) from shaking or falling off relative to the battery rod (2).

The invention relates to the technical field of flywheel equipment, and discloses a correcting device for automatically adjusting plane runout of a flywheel. The device comprises a flywheel main body, wherein the flywheel main body is fixedly mounted on a crankshaft through a joint disc, an adjusting device is embedded in the outer wall of the crankshaft, the adjusting device comprises a supporting plate, a gasket is fixedly mounted on the outer side of the supporting plate, a toothed plate is fixedly installed on the inner wall of a groove, a sliding plate is fixedly connected to the inner side of the supporting plate, ratchets are fixedly arranged inside the toothed plate, and a compressed spring is installed between the supporting plate and the inner wall of the groove. According to the correcting device for automatically adjusting the plane runout of the flywheel, when the runout of the joint disc and a section of the crankshaft exceeds the standard, a gap between the inner wall of the joint disc and the outer wall of the crankshaft changes, the spring ejects the supporting plate outwards, so that a gasket extends outwards and tightly abuts against the inner wall of the joint disc, the joint disc is prevented from continuously shaking, the runout of the joint disc is prevented from exceeding the standard, and the working stability of the flywheel body is guaranteed.

The invention discloses a pallet for placing coil materials. The pallet comprises n pallet bottom legs, m pallet laying boards and two pallet position-limiting boards, wherein the n pallet bottom legsare positioned at the bottom layer and arranged in parallel in the longitudinal direction; the m pallet laying boards are positioned at the middle layer and arranged in parallel in the transverse direction; the two pallet position-limiting boards are positioned at the top layer and arranged in parallel in the longitudinal direction; the pallet bottom legs are perpendicular to the pallet laying boards and parallel to the pallet position-limiting boards; the pallet laying boards and the pallet bottom legs are detachably connected at the intersections thereof; the pallet position-limiting boardsand the pallet laying boards are detachably connected at the intersections thereof; the two pallet position-limiting boards are a pair of strip-shaped boards of which the cross sections are right-angled trapezoids; the two pallet position-limiting boards are mounted on the pallet laying boards through right-angled legs of the strip-shaped boards; oblique legs of the strip-shaped boards are symmetrically arranged towards the inner side so as to achieve clamping and position limiting at the same time and support the outer walls of the coil materials when the coil materials is placed; n is 2, 3or 4; and m is 2, 3 or 4. The pallet for placing the coil materials is simple in structure, reduced in overall weight, relatively high in bearing capacity, and relatively long in service life.

The invention discloses an efficient polishing device for high-speed steel. The efficient polishing device comprises an installing frame, a base, an air blowing device, sliding devices, a polishing device body, fixing frames and fixtures; the base is arranged on the installing frame, a plurality of steel skeletons are arranged on the base, a plurality of installing holes are reserved in the steelskeletons, and the fixing frames and the installing holes are installed in a matched mode; pulley sets are arranged on the fixtures; vertical pillars are arranged on the fixtures, a plurality of elastic pieces are arranged in the vertical pillars, and sealing plates are arranged at the tops of the vertical pillars; the installing seat is arranged on the polishing device, a plurality of telescopicrods are arranged on two sides of the installing seat, and the tops of the telescopic rods are connected with the sliding devices; a driving motor is arranged on the installing seat, and a transmission shaft is arranged on the driving motor; a protecting shell is arranged on the outer part of a polishing machine head; a sleeve rods are arranged on the protecting shell; and the air blowing device is arranged at the top of the installing frame, and a plurality of air outlets are formed in the installing frame. According to the efficient polishing device for the high-speed steel, clamping is stable, shaking generated during working is reduced; and meanwhile, thermal dissipation is good, and the integrity and part of the device can be subjected to thermal dissipation correspondingly.