68results about How to "Reduce frictional strength" patented technology

The invention provides a building stone material pulverizer, and relates to the technical field of pulverizers. The building stone material pulverizer comprises a shell, wherein the outer surface of the top end of the shell communicates with a feeding inlet; a servo motor is fixedly mounted on the left side of the shell; a belt is movably mounted at the upper end of the servo motor; a pulverizer body is fixedly mounted in the shell; a rotating shaft is fixedly mounted in the pulverizer body; a first rotating roller is arranged on the outer surface of the rotating shaft in a slevving mode; anda second rotating roller is fixedly mounted under the first rotating roller. According to the building stone material pulverizer, the number of rotating rollers meshing with sawteeth is reduced, so that the strength of friction is reduced, and the effect of reducing noise is achieved; a first spring, a second spring and a bracket fix the pulverizer body in the shell, so that the problem that noiseis generated due to the fact that vibration of the pulverizer drives the shell to vibrate together is solved, and the noise heard by people outside the building stone material pulverizer is reduced to the minimum, and the comfort of the working environment is improved.

The invention discloses a box-type material mixing machine for a chemical raw material. The box-type material mixing machine comprises a machine body, wherein the interior of the machine body is provided with a driving motor; an output end of the driving motor is fixedly connected with a rotating rod; the top of the driving motor is provided with a first baffle plate and a second baffle plate; twoends of the first baffle plate and two ends of the second baffle plate are all fixedly connected with the inner side walls of the machine body; one end, which is far away from the driving motor, of the rotating rod runs through the bottom surface of the first baffle plate and the bottom surface of the second baffle plate in sequence and is extended to be above the second baffle plate; the external surface of the rotating rod is provided with an agitating wheel in a sleeving manner; the external surface of the second baffle plate is provided with a material leaking hole; the top of the secondbaffle plate is provided with a driven rod; the left and right ends of the driven rod are both fixedly connected with the inner side walls of the machine body; the external surface of the driven rod is provided with a pin shaft in the sleeving manner; the external surface of the pin shaft is fixedly connected with crushing plates. The box-type material mixing machine for the chemical raw materialhas the advantages of being simple in structure, high in work efficiency and long in service life.

The invention relates to the field of machining, in particular to a flow dividing type die for aluminum alloy extrusion forming and a working method thereof. The flow dividing type die comprises a base and a lifting mechanism, the lifting mechanism comprises a vertical plate and a lifting assembly, a cantilever is arranged on the lifting mechanism in a sliding mode, an upper die is fixedly arranged at the bottom of the cantilever, the flow dividing type die further comprises a controller, a machining table and a pushing mechanism, a supporting plate is fixedly arranged at the top of the base,four telescopic rods are symmetrically arranged at the top of the supporting plate, a lower die is fixedly arranged at the top of the machining table, the pushing mechanism is arranged at the bottom of the machining table to achieve flow dividing of the die and comprises a driving assembly, a rotating assembly and four top wheel assemblies, and the lifting assembly and the driving assembly are electrically connected with the controller. According to the flow dividing type die for aluminum alloy extrusion forming and the working method thereof, it can be guaranteed that aluminum alloy materialsare evenly pressed, meanwhile, it can be guaranteed that the top wheel sufficiently extrudes a workbench, rapid forming of the aluminum alloy materials is facilitated, and the machining efficiency isimproved.

The invention discloses a main frame of a scroll compressor and the scroll compressor. The main frame of the scroll compressor comprises a bearing pedestal; a cross-shaped sliding ring supporting face is arranged on one side face of the bearing pedestal and provided with at least two key grooves; and an oil groove is connected to the two sides of each key groove and used for lubricating relative movement between a cross-shaped sliding ring and the main frame. According to the technical scheme, the cross-shaped sliding ring supporting face of the main frame is provided with the oil groove, a certain amount of oil can be stored through the oil groove, the relative movement between the cross-shaped sliding ring and the main frame can be lubricated, relative movement between the key grooves and cross-shaped sliding ring convex keys can be lubricated better, the friction and collision strength and the power consumption of work done by the scroll compressor for overcoming friction are reduced, and therefore the reliability of the scroll compressor is improved.

The invention discloses an electric heater with height convenient to adjust. The electric heater comprises a fixed base, the top of the fixed base is fixedly connected with a supporting column, a sliding groove is formed in one side face of the supporting column, and a supporting plate is fixedly connected to the upper surface of the supporting column; a motor is fixedly connected to the top of the supporting plate, and a rotating rod is fixedly connected to the output end of the motor; the end, far away from the motor, of the rotating rod is fixedly connected with a first gear, and one side of the first gear is provided with a second gear; the outer surface of the second gear is meshed with the outer surface of the first gear, the bottom surface of the second gear is fixedly connected with a threaded rod, and the bottom end of the threaded rod penetrates through the upper surface of the supporting plate and extends to the lower part of the supporting plate; and the end, far away fromthe supporting plate, of the threaded rod is in contact with the upper surface of the fixed base. The electric heater with height convenient to adjust has the advantages of being high in safety performance, capable of adjusting height and long in service life.

The invention discloses a grinding and mixing device for coating processing. The device comprises a body, the outer surface of the body is fixedly connected with an electric water pump, a heating water tank is arranged inside the body, the outer surface of the heating water tank is fixedly connected with the inner side wall of the body, a water outlet end of the electric water pump is fixedly communicated with a flow pipe, one end, far away from the electric water pump, of the flow pipe sequentially penetrates the outer surface of the body and the outer surface of the heating water tank and extends to the inside of the heating water tank, the inner side wall of the body is fixedly connected with a sealing plate, a water inlet end of the electric water pump is fixedly connected with a waterpumping pipe, one end, far away from the electric water pump, of the water pumping pipe penetrates the outer surface of the body, the bottom of the sealing plate and the bottom of the heating water tank and extends to the inside of the heating water tank, and the inner top wall of the heating water tank is fixedly connected with a heating pipe. The grinding and mixing device for coating processing has the advantages that freezing is prevented, and coatings are grinded before mixing.

The invention discloses an adjustable type architectural decoration scaffold, and relates to the technical field of indoor decoration. The adjustable type architectural decoration scaffold comprises apedal box, a protective fence is fixedly connected to the upper surface of the pedal box, a clamping mechanism is arranged in the pedal box, and a connecting mechanism is arranged at the bottom of the pedal box. An adjusting mechanism is arranged at the bottom of the connecting mechanism, and a clamp groove is formed in the bottom surface of the pedal box. The clamping mechanism comprises a strip-shaped sliding hole, a first motor, a first threaded rod, a threaded ring, a sliding rod, a clamping block and a first bearing; the connecting mechanism comprises a connecting cylinder, a second bearing, a transmission rod, a first gear, a toothed chain, a connecting rod, a third bearing, a first rotary rod, a crank, a threaded groove, a limiting rod, a second gear and a hand rail; and the adjusting mechanism comprises a supporting cylinder, a second threaded rod, a third gear, a fourth gear, a second motor, a second rotary rod and a placing seat, and the strip-shaped sliding hole is formed in the upper surface of the pedal box. The adjustable type indoor decoration scaffold has the advantage of convenient adjustment.

The present invention relates to a novel transportation tool consisting of a novel motor vehicle and a rail for the motor vehicle. The present invention is characterized in that the novel motor vehicle at least consists of a vehicle body, an engine, a power transmission system, a brake device, bearing wheels, driving wheels, and a wheel height regulating device for controlling relative lifting of the bearing wheels and the driving wheels; the rail consists of a bearing wheel rail and a driving wheel rail or the road surface. The friction resistance of the novel transportation tool of the present invention and the rail or road surface the tool runs on is greatly reduced, and the present invention has the advantages of energy saving, high speed, easiness in driving, low cost, low pollution, low noise, etc.

The invention discloses a portable-type dust-collecting polishing machine for automobile machining. The portable-type dust-collecting polishing machine comprises a machine body. An air exhaust openingis formed in the outer surface of the machine body, and the bottom of the machine body is provided with a polishing disc. The top of the polishing disc is fixedly connected with a buckle and providedwith a rotary disc, and the bottom of the rotary disc is fixedly connected with a clamping groove block. The top of the rotary disc is fixedly connected with a rotary rod, and the end, away from therotary disc, of the rotary rod penetrates through the outer surface of the machine body and extends into the machine body. The end, away from the rotary disc, of the rotary rod is provided with a motor, and the output end of the motor is fixedly connected with end, away from the rotary disc, of the rotary rod. The bottom of the motor is fixedly connected with a first supporting rod, and the top ofthe motor is fixedly connected with a first fixing rod. One side of the motor is provided with a dust-collecting box. The portable-type dust-collecting polishing machine for automobile machining hasthe advantages that the polishing machine is overall light, violent shaking cannot occur during using, and flying chip disorderly flying can be avoided.

The invention discloses a sand washing machine for the production of water conservancy equipment, which comprises a cleaning box, a sand washing plate is arranged inside the cleaning box, fixing rods are arranged on both sides of the cleaning box, and a support frame is fixedly connected to the top of the fixing rod , the top of the support frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating rod, the end of the rotating rod away from the motor is fixedly connected with a first gear, the outer surface of the first gear is provided with a rack, and the inner wall of the rack is connected to the second gear. The outer surface of a gear meshes, and the end of the rack away from the first gear runs through the top of the support frame and extends to the outside of the support frame. The top of the cleaning box is fixedly connected with a first fixed plate and a second fixed plate, and the first fixed plate Both the top and the top of the second fixing plate are fixedly connected with the bottom of the support frame, and a second gear is provided on one side of the first fixing plate. The sand washing machine used in the production of water conservancy equipment has the advantages of simple structure, high work efficiency and no waste of water resources.

The invention discloses a flour mixer for biscuit processing. The flour mixer includes a machine body, the machine body is internally provided with a mixing cavity and a storing cavity, a motor is arranged at the top of the machine body, the output end of the motor is fixedly connected with a rotating rod, the end, away from the motor, of the rotating rod penetrates through the outer surface of the machine body and extends into the mixing cavity, and the end, away from the motor, of the rotating rod is fixedly connected with a first mixing rod; and the inner side wall of the mixing cavity is fixedly connected with a supporting rod, a first bearing sleeves the end, away from the inner side wall of the mixing cavity, of the supporting rod, an outer ring of the first bearing is fixedly connected with a second mixing rod, the second mixing rod makes a contact with the first mixing rod, the inner side wall of the mixing cavity is fixedly connected with a water pump, and the water inlet endof the water pump fixedly communicates with a water pumping pipe. According to the flour mixer for biscuit processing, the advantages of simple structure, high mixing efficiency, no lumping after mixing and no influence on subsequent processing are achieved.

The invention discloses a height-adjustable electric heater, which includes an adjustment rod, the bottom of the adjustment rod is fixedly connected with a fixing frame, and the inside of the fixing frame is provided with an electric heater body. The top is provided with a water inlet, both ends of the adjustment rod are provided with threaded rods, the top of the adjustment rod is provided with a support plate, and the top end of the threaded rod penetrates the outer surface of the support plate and extends to the outside of the support plate , the top of the threaded rod is fixedly connected with a first gear, the top of the support plate is provided with a stepping motor, the output end of the stepping motor is fixedly connected with a rotating rod, and the rotating rod is far away from one end of the stepping motor A second gear is fixedly connected, the outer surface of the second gear is covered with a rack, and the inner wall of the rack meshes with the outer surface of the second gear. The height-adjustable electric heater has the functions of avoiding the impact on people's life safety, improving the overall safety, and meeting the needs of users.

The invention discloses a manufacturing method and a tool die of a precise concrete briquette, and belongs to the technical field of concrete machining. The tool die comprises a weighing box. The upper surface of the weighing box fixedly communicates with a charging-in barrel, the bottom face of the weighing box is fixedly connected with a stirring box, a block machine is arranged on one side of the stirring box, the top end of the block machine is fixedly connected with a fluidity tester, a feeding barrel is arranged between the block machine and the stirring box, the outer surface of the weighing box is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first rotary rod, the end, away from the first motor, of the first rotary rod penetrates through the outer surface of the weighing box and stretches into the weighing box, and the outer surface of the first rotary rod is fixedly connected with a blocking plate. The manufacturing methodand the tool die of the precise concrete briquette have the beneficial effects that multiple materials can be weighed and fetched, large particles are broken and cut in the stirring process, and feeding blockage is avoided.

The invention discloses a vibrating sand washing machine for water conservancy equipment production, which comprises a machine body, a funnel is arranged on the top of the body, a feeding pipe is fixedly connected to the bottom of the funnel, and a sand washing machine is arranged inside the body. barrel, the end of the feed pipe away from the funnel runs through the outer surface of the machine body and the outer surface of the sand washing bucket and extends to the inside of the sand washing bucket, both sides of the sand washing bucket are fixedly connected with support rods, the The end of the support rod far away from the sand washing bucket is fixedly connected with a pulley, and the inner side wall of the body is fixedly connected with two symmetrical chutes. The pulley is clamped inside the chute, and the inside of the body is provided with A rotating rod, both ends of the first rotating rod pass through the inner wall of the body and extend to the outside of the body, and one end of the first rotating rod is fixedly connected with a first gear. The vibrating sand washing machine used in the production of water conservancy equipment has the advantages of simple structure, high working efficiency and no waste of water resources.

The invention discloses a coloring reinforced polypropylene composite material as well as a preparation method and application thereof, and relates to the technical field of polypropylene composite materials. The coloring reinforced polypropylene composite material is prepared from the following components in parts by weight: 55 to 70 parts of polypropylene resin, 15 to 35 parts of glass fiber, 1 to 10 parts of compatilizer, 1 to 8 parts of nucleating agent, 0.005 to 0.04 part of hyperbranched polymer, 0.5 to 4 parts of polyethylene resin, 1 to 5 parts of coloring agent and 0.2 to 1.5 parts of auxiliary agent, the coloring agent comprises titanium dioxide. The hyperbranched polymer and the polyethylene resin are added, so that the destructive effect of the coloring agent titanium dioxide on the glass fiber structure is reduced, the coloring effect of the titanium dioxide is reserved, and meanwhile, the adverse effect on the mechanical property of the polypropylene composite material is avoided.

The invention discloses a rubber bushing edge grinding machine. The machine structurally comprises an edge grinding machine frame, a control screen, an inspection window and a grinding mechanism, wherein the control screen is arranged on the side edge of the edge grinding machine frame, the inspection window is arranged on one side of the edge grinding machine frame, and the grinding mechanism islocated in the inspection window and connected with the edge grinding machine frame. The machine has the beneficial effects that a blade structure with rotary cutting wheel discs arranged in a layeredmode in a structure generates circumferential tangential motion in the rotating process to abut against an edge position of a rubber bushing to rapidly cut the rubber bushing, a conventional frictionmode is replaced with a cutting mode to polish the rubber bushing, the friction strength and the winding degree of the structure on the rubber bushing can be reduced, and a rubber material is effectively prevented from being separated from the bushing.

The invention discloses a solar photovoltaic panel convenient to adjust. The solar photovoltaic panel comprises a fixing base, an adjusting box is fixedly connected with the upper surface of the fixing base, a first gear is arranged in the adjusting box, a curved rod is fixedly connected with one side face of the first gear, the end, away from the first gear, of the curved rod penetrates through the inner side wall of the adjusting box and extends to the outer side of the adjusting box, a second gear is arranged in the adjusting box, the outer surface of the second gear meshes with the outer surface of the first gear, a threaded rod is fixedly connected with the upper surface of the second gear, the end, away from the second gear, of the threaded rod penetrates through the inner top wall of the adjusting box and extends to the part above the adjusting box, the outer surface of the threaded rod is sleeved with a first bearing, the outer surface of the first bearing is fixedly connectedwith a first fixing rod, the end, away from the first bearing, of the first fixing rod is connected with the inner side wall of the adjusting box, and a threaded ring is arranged on the top of the adjusting box. The solar photovoltaic panel convenient to adjust has the advantages of being capable of adjusting the solar photovoltaic panel and long in service life.