30results about How to "Raise or lower height" patented technology

The invention belongs to the technical field of metal recovery equipment, and particularly relates to a filing recovery device used for recovering scrap filings generated in machining of a milling machine, a grinding machine, a lathe and the like. The filing recovery device comprises a guide rail, a sliding block and a suction cup, wherein a rack is arranged on the guide rail, a gear matched with the rack is arranged on the sliding block, and the sliding block is mounted on the guide rail through the gear. A pull rope is arranged at the bottom of the sliding block, the suction cup is arranged at the bottom end of the pull rope and comprises a suction cup hood with a downward opening, and an electromagnet is mounted in the suction cup hood. According to the filing recovery device, the electromagnet is arranged, and a suction cup sheet on the electromagnet is used for attracting filings on a machine tool; the magnetism of the electromagnet is strong so that the electromagnet can attract the filings at corners and dead corners; compared with the mode that a brush is used for cleaning, the filings can be completely removed without contact between the electromagnet and the filings and transferred into a recovery box, the filings are removed more clearly, and efficiency is higher.

The invention discloses a lifting and lowering device for power battery frames of an electric vehicle (EV). The lifting and lowering device comprises an upper frame and a lower frame mounted at a chassis of the EV, wherein the lower frame is provided with battery mounting frames; openings for inserting power batteries are arranged at the outer ends of the battery mounting frames; the sides of theupper frame are provided with first fixing plates and second fixing plates arranged in parallel; rotating shafts are arranged between the first fixing plates and the second fixing plates; the rotatingshafts are rotationally connected with L-shaped folding plates; the front and rear sides of the lower frame are provided with connecting plates; the connecting plates are provided with obround holes;sliding blocks are arranged in the obround holes; position-limiting columns are arranged at both ends of each sliding block; linear motors are horizontally arranged at the front and rear sides of theupper frame; driving shafts of the linear motors are perpendicular to axes of the rotating shafts; and one end of each folding plate is rotationally connected with the corresponding position-limitingcolumns and the other end of the each folding plate is hinged with the driving shaft of the corresponding linear motor. The lifting and lowering device for the power battery frames of the EV can realize the lifting and lowering of the lower frame in the narrow space at the bottom of the EV so as to ensure the mounting and dismounting of the power batteries.

The invention discloses a suspension lifting adjusting device. The suspension lifting adjusting device comprises an adjusting component. The adjusting component is connected with a spring base of the suspension so that the spring base is driven to move up and down. Through adjusting the position when the spring base moves and the position of a car body, the suspension lifting adjusting device in the embodiment of the invention does not change a stress point of an absorber. In addition, the suspension lifting adjusting device is simple in structure, low in cost and wide in application.

The invention discloses pit slot cleaning equipment and an optimal parameter determination method. The pit slot cleaning equipment comprises a support pipe, a gas pipe is sleeved by the support pipe, one end of the gas pipe is connected to a high pressure air feeder, the other end of the gas pipe is connected to an air motor driven by high pressure air, the air motor is connected to the support pipe, the lower part of the air motor is provided with a cleaning brush head for cleaning a pit slot, and the middle of the support pipe is connected to a wheel shaft assembly for moving the pit slot cleaning equipment. The pit slot cleaning equipment can remove dust and broken stone on a pit slot repair interface, remove loose parts of the repair interface and remove water stains on the repair interface thereby providing a clean and dry pit slot repair interface with good contact conditions.

The invention discloses a garden lawn trimming anti-pedaling device, and relates to the field of a garden device. The garden lawn trimming anti-pedaling device comprises an ascending and descending mechanism, an anti-pedaling mechanism and a trimming mechanism, wherein the ascending and descending mechanism comprises support bases; the support bases are laid on the ground and are in parallel arrangement; pressure maintaining water pipes in uniform distribution are arranged in the height direction in a groove; the anti-pedaling mechanism comprises a grid plate; the lower end of the grid plate is provided with mutually parallel support plates in uniform distribution; the trimming mechanism comprises grass cutting cutter blades and a moving device; the grid plate is divided into an upper grid plate and a lower grid plate which are glidingly connected; the grass cutting cutter blades in uniform distribution are arranged between the upper grid plate and the lower grid plate; the moving device comprises a motor arranged at the lower grid plate; and the output end of the motor is provided with an eccentric rotating wheel. The garden lawn trimming anti-pedaling device has the beneficial effects that the lawn can provide a leisure function; a good protection effect is achieved on the lawn; meanwhile, the lawn is automatically trimmed; the manual labor is reduced; and the landscape effect is enhanced.

The invention relates to the technical field of grinding devices, and discloses a shoe sole grinding device. The device comprises a pedestal, and the interiors of the left and right sides of the pedestal are each provided with a support rod. The interior of each support rod is provided with a groove, and the interior of the groove is movably provided with a straight gear. The external surface of each straight gear is movably provided with a circular gear, and a rotating shaft is fixedly installed between the interiors of the two circular gears. The central part of the rotating shaft is movablyprovided with a stopping block. The right end of the rotating shaft passes through the pedestal to extend to the exterior of the pedestal to be fixedly provided with a first motor. A shoe sole is putbetween a clamping hand and a fixed plate through the up-down pulling of the clamping hand, and then the shoe sole is clamped through the reactive force of a spring. A hydraulic telescoping rod is used for facilitating the adjustment of the position of the shoe sole, and then a second motor is started, and a grinding disc rotates to perform the automatic grinding, so that a worker takes a shoe sole during grinding. Moreover, the shoe sole is ground more precisely, so the device is suitable for the worker to adjust the position of the shoe sole for grinding, and is easy for grinding operations.

The invention discloses a frame specification conversion structure. The frame specification conversion structure comprises a five-way connecting pipe which is used for being connected with a lower branch pipe, a middle pipe and a lower pipe, wherein a groove-shaped pipe opening is formed in the five-way connecting pipe in the axial direction of the middle pipe. The frame specification conversion structure further comprises an axle hole pipe which penetrates through the groove-shaped pipe opening and is used for fixing a crankset, wherein a detachable adjusting block is further arranged on the side portion of the groove-shaped pipe opening, the cross section of the adjusting block is a crescent face, and when the adjusting block is inserted into one side of the groove-shaped pipe opening, a round opening which facilitates fixation of the axle hole pipe is formed by the crescent face and the groove-shaped pipe opening. The adjusting block comprises two side portion clamping blocks, a middle clamping block arranged between the two side portion clamping blocks, and a bolt, wherein the two side portion clamping blocks are provided with opposite slopes respectively, the middle clamping block comprises conical faces corresponding to the slopes of the two side portion clamping blocks, and the bolt movably penetrates through one of the side portion clamping blocks and the middle clamping block and then is fixed to the other side portion clamping block in a screwed mode. Due to the fact that the frame specification conversion structure can adjust the height of the axle hole pipe which is used for fixing the crankset, the requirement that the same frame is used in cooperation with wheels with different sizes can be met.

The invention discloses a quartz crystal automatic conveying and sorting device, which comprises a bottom plate, a mounting plate 1 is fixedly connected to the left side of the top of the bottom plate, a motor 1 is fixedly installed on the front surface of the mounting plate 1, and the output end of the motor 1 Roller 1 is fixedly connected, and mounting plate 2 is fixedly connected to the right side of the top of the bottom plate. The front surface of mounting plate 2 is movably connected to rotating column 1 through bearings, and the end of rotating column 1 away from mounting plate 2 is fixed. The roller 2 is connected, and the roller 1 and the roller 2 are connected through a transmission belt, and a sorting box is fixedly connected to the top of the conveyor belt. The present invention can raise or lower the height of the adjusting rod through the cooperation of the adjusting rod, the lifting plate, the connecting rod, the second motor, the first pulley, the second rotating column, the second pulley, the belt, the rotating rod and the connecting rod, thereby adjusting the height of the bottom plate and the conveyor belt. High height, convenient for docking different equipment, easy to transport quartz crystal.

The invention discloses a ladder structure for installation of building circuits, which comprises a left ladder, a right ladder and a telescopic ladder. A guide sleeve is arranged between the left ladder and the right ladder, and a base is arranged at the bottom of the guide sleeve, and the left and right sides of the base are The two ends are respectively fixed on the bottom of the left ladder and the right ladder. At the same time, two sets of telescopic cylinders are installed on the inner bottom of the guide sleeve, and the upper end of the telescopic cylinder is supported on the bottom of the telescopic ladder. The telescopic movement of the lower part of the telescopic ladder is set on the guide sleeve Inside. The building circuit is installed with a ladder structure, the structure is reasonable, stable and reliable, the left ladder and the right ladder are arranged symmetrically about the guide sleeve, which is convenient for two people to use at the same time, which helps to improve the overall work efficiency, and is more convenient and practical. At the same time, the telescopic ladder is convenient. Lifting activities, in order to increase or decrease the height of the telescopic ladder, more practical and more flexible and convenient.

The invention discloses pit slot cleaning equipment and an optimal parameter determination method. The pit slot cleaning equipment comprises a support pipe, a gas pipe is sleeved by the support pipe, one end of the gas pipe is connected to a high pressure air feeder, the other end of the gas pipe is connected to an air motor driven by high pressure air, the air motor is connected to the support pipe, the lower part of the air motor is provided with a cleaning brush head for cleaning a pit slot, and the middle of the support pipe is connected to a wheel shaft assembly for moving the pit slot cleaning equipment. The pit slot cleaning equipment can remove dust and broken stone on a pit slot repair interface, remove loose parts of the repair interface and remove water stains on the repair interface thereby providing a clean and dry pit slot repair interface with good contact conditions.

The invention discloses a garden lawn trimming anti-pedaling device, and relates to the field of a garden device. The garden lawn trimming anti-pedaling device comprises an ascending and descending mechanism, an anti-pedaling mechanism and a trimming mechanism, wherein the ascending and descending mechanism comprises support bases; the support bases are laid on the ground and are in parallel arrangement; pressure maintaining water pipes in uniform distribution are arranged in the height direction in a groove; the anti-pedaling mechanism comprises a grid plate; the lower end of the grid plate is provided with mutually parallel support plates in uniform distribution; the trimming mechanism comprises grass cutting cutter blades and a moving device; the grid plate is divided into an upper grid plate and a lower grid plate which are glidingly connected; the grass cutting cutter blades in uniform distribution are arranged between the upper grid plate and the lower grid plate; the moving device comprises a motor arranged at the lower grid plate; and the output end of the motor is provided with an eccentric rotating wheel. The garden lawn trimming anti-pedaling device has the beneficial effects that the lawn can provide a leisure function; a good protection effect is achieved on the lawn; meanwhile, the lawn is automatically trimmed; the manual labor is reduced; and the landscape effect is enhanced.

The invention discloses a suspension lifting adjusting device. The suspension lifting adjusting device comprises an adjusting component. The adjusting component is connected with a spring base of the suspension so that the spring base is driven to move up and down. Through adjusting the position when the spring base moves and the position of a car body, the suspension lifting adjusting device in the embodiment of the invention does not change a stress point of an absorber. In addition, the suspension lifting adjusting device is simple in structure, low in cost and wide in application.

The invention relates to the technical field of furniture, and discloses a method for applying a foldable wall desk. The method includes steps of forming a groove in a wall by means of digging, inserting a fixing bolt, mounting the foldable wall desk on the wall and reserving an extending end on the fixing bolt; connecting a fixing plate with a groove onto the fixing bolt in an anchored manner and inserting the extending end of the fixing bolt into the groove of the fixing plate; propping up a desk plate hinged onto the fixing plate and laying down a support rod and legs; supporting adjusting devices on a floor and inserting the support rod into spaces among adjusting teeth in an inclination manner; adjusting the adjusting devices to lift or lower the legs and enabling the desk plate to be parallel to the ground. The extending end of the fixing bolt extends out of the groove of the wall. The size of the groove of the fixing plate is identical to that of the groove of the wall. The support rod and the legs are hinged onto the bottom surface of the desk plate. The adjusting devices are connected to the lower ends of the legs. According to the scheme, the method has the advantages that the inclination of the desk plate can be adjusted, accordingly, the desk plate can be prevented from inclining due to uneven grounds or deformation of components of the wall desk after the components are used for a long time, and the mounting flexibility and the durability of the desk can be greatly improved.

The invention provides a support mechanism of a pressure transformer, comprising a pressure transforming device, a water storage tank, a water pipe, an air blowing heat dissipation device and a fixedbase, wherein the pressure transforming device is installed in the middle and upper parts of the fixed base; Water pipes are fixed on the front and rear sides of the transformer; The water storage tank is located on the left and right sides of the pressure transformer and is installed on the upper part of the fixed base. The water pipe is connected with the water storage tank; The blast radiator is installed on the left and right sides of the pressure transformer through bolts; The blower and the heat dissipation hole of the invention are arranged so as to improve the cooling and heat dissipation effect of the transformer; The bolts of the blast radiating device are installed on the left and right sides of the pressure transformer, which is convenient to remove the blast radiating device in the pressure transformer and is convenient to install. The support leg is arranged and matched with the bayonet, which is favorable for conveniently lifting or lowering the height of the base; The rubber anti-skid pad supporting the lower part of the foot is arranged so as to improve the anti-skid effect.

A rotation and turnover mechanism for connecting a LCD screen of a computer is composed of a pair of mandrels and a rotation main body. Opposite ends of the pair of mandrels are respectively fixed on the upper portion of the rotation main body, and the other ends respectively pass through a rotation support, a concave wheel, a cam, a plurality of first disk spring plates and is then rotatably fixed with a nut. The rotation support and the concave wheel are fixed with each other and are movably sleeved on the mandrels. The mandrels and the cam are respectively provided with stopping surfaces and limit surfaces. Corresponding surfaces of the concave wheel and the cam are respectively provided with a convex portion and a concave portion. The lower portion of the rotation main body respectively passes through a cam piece, the concave wheel, a pedestal, a fixed friction plate, a movable friction plate and a plurality of second disk spring plates, and is then fixed with a fixed plate. The fixed friction plate is fixed on the pedestal. The movable friction plate is slidably and rotatably sleeved in the rotation main body. The cam piece is fixed with the rotation main body, and a concave wheel piece is fixed on the pedestal. Corresponding surfaces of the cam piece and the concave wheel piece are respectively provided with a boss and a groove. While the boss on the cam piece slides out or in relative to the groove on the concave wheel piece, the rotation main body rises or decreases relative to the pedestal.

The invention relates to train berths, in particular to an adjustable high-speed railway berth. The adjustable high-speed railway berth includes a compartment wall, a lower berth body, a middle berthbody, an upper berth body, a horizontal sliding block, a horizontal support, a first bed board, a sliding rail, a vertical sliding block, a vertical support, a second bed board, a third bed board andbolts; the sliding blocks are mounted in a horizontal sliding groove and a vertical sliding rail which are formed in the compartment wall, the supports are mounted on the sliding blocks, and a bolt hole is formed in the vertical sliding block; by changing the position of the bolt hole, the vertical sliding block is moved, and then the vertical positions of the vertical support are changed; by moving the horizontal sliding block, the position of the horizontal support is changed, the position of the third bed board can change along with the movement of the sliding block, therefore, a spatial distance between the middle berth body and the upper berth body and a spatial distance between the upper berth body and the top of a train are increased or reduced, and then activity space of passengersis changed; further, by using the characteristics of a scissor-type mechanism, the distance between the lower berth body and the ground of the train is changed, and therefore it is convenient for thepassengers to place luggage.

The invention discloses a partially-adjustable flexibility compensation bench for bending machines and belongs to the technical field of bending machines. The partially-adjustable flexibility compensation bench comprises a cover plate, a base, a sliding plate mechanism and an adjusting mechanism; the base is longitudinally provided with a groove in which the sliding plate mechanism is disposed; the sliding plate mechanism comprises an upper sliding plate and a lower sliding plate; the upper sliding plate is disposed above the lower sliding plate; the lower surface of the upper sliding plate and the upper surface of the lower sliding plate are both longitudinally provided with a plurality of pairs of slants equal in upper and lower slope; the slope of the slants gradually decreases from the longitudinal middle to the two ends; the upper sliding plate and the lower sliding plate are transversely provided with a pair of slants equal in slope. The partially-adjustable flexibility compensation bench has the advantages that flexibility compensation for workpieces is made matching with actual flexibility and deformation of the workpiece, full-length uniformity of bending angle of the workpiece is guaranteed, and linearity of the workpiece is guaranteed.

The invention discloses a wheel with supporting rods connected to side surfaces of circular arc spokes. The invention relates to the technical field of wheels of wheeled vehicles. Problems that when wheels climb between every two adjacent stair ridges, upstairs and downstairs supporting points are lacked, and vehicles are trapped are solved. The wheel comprises a bracket (1), a deformable wheel (2), a driven wheel (3) or a sliding block (36), a connecting rod (22) and more than five supporting rods (4), two torsion springs between the connecting rod (22) and the supporting rod (4) on the sidesurface enable the front side and the rear side of the supporting rod (4) to periodically extend out of a circumference where an arc surface (31) at one end of the spoke (14) is located, and one sideof the supporting rod (4) extends out of the circumference; and according to a stair climbing principle, the front edges and the rear edges of the supporting rods (4) are erected on the two adjacent stair ridges firstly, then the deformed wheels (2) go upstairs and downstairs in the mode that a middle shaft (15) on the side surface of the spoke (14) rotates around holes (32) in the side surfaces of the supporting rods (4), and the stair climbing principle can also overcome vehicle sinking and is mainly used for stair climbing wheels and wheels used on soft ground.