13results about How to "Guaranteed sharp" patented technology

The invention relates to the technical field of hose cutting, in particular to hose cutting equipment and application of the hose cutting equipment in ultraviolet curing hose production, the hose cutting equipment comprises a mounting frame and a cutting knife, and is characterized in that an adjusting device is arranged at the upper end of the mounting frame, a cutting assembly is rotationally arranged at the side end of the adjusting device, and the cutting knife is arranged at the lower end of the mounting frame. The cutting knife is located in the cutting assembly, the cutting assembly comprises a flattening roller, by arranging a pressure sensor, the flattening roller, a grinding piece and other components, when the ultraviolet light curing hose needs to be cut, the flattening roller descends and moves in a reciprocating mode by controlling a pump body and a motor, and then the ultraviolet light curing hose is cut. According to the ultraviolet light curing hose rolling device, the flattening roller conducts reciprocating rolling on a cutting area of an ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressure sensor, and in the process that the flattening roller descends and reciprocates to roll the ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressing ball, the pressing rod and other components. And the cutting knife can be polished by the polishing piece.

The utility model provides an automatic vegetable cutter which belongs to the technical field of vegetable cutters and comprises an electric conveying belt and a pressing mechanism arranged in the middle of the electric conveying belt, the pressing mechanism comprises electric telescopic rods transversely and symmetrically arranged in the middles of the left surface and the right surface of the electric conveying belt, and round rods are arranged in the middles of the upper end faces of the telescopic ends of the electric telescopic rods. Mounting plates are arranged on the upper end faces of the round rods, an electric conveying belt is slidably connected between the two round rods, and an automatic vegetable cutting assembly is further arranged at the front end of the electric conveying belt. By means of the downward pressing mechanism, the food material cutting device can meet the downward pressing requirements of food materials with different thicknesses, it can be guaranteed that the food materials are relatively stable in the cutting process, it is avoided that the food materials are away from a cutter and warp in the cutting process, and it is guaranteed that the food materials are kept in a straight posture in the cutting stage; therefore, the shape, the finished product and the regularity of the processed vegetables meet the required requirements.

The utility model discloses groove excavation equipment for municipal road construction, which belongs to the technical field of road excavation equipment, and comprises a drill rod and a protective cover, the outer surface of the drill rod is detachably connected with a hoop, one side of the hoop is connected with a top plate, the bottom end of a guide rod is connected with a bottom ring, the guide rod is sleeved with a spring, and the protective cover is connected with the bottom ring. One end of the protective cover is connected with the outer surface of the top plate, the other end of the protective cover is connected with the outer surface of the bottom ring, the top plate, the bottom ring and the protective cover are matched, the top plate and the bottom ring are supported above and below the protective cover, and a space is formed in the protective cover. The protective cover can block splashed broken stones inside, after the road surface is hammered to drive the protective cover to contract, the spring can push the top plate to drive the protective cover to unfold again, the broken stones are prevented from splashing to smash pedestrians and buildings, and the safety of road groove excavation is improved.

The utility model provides an aluminum-plastic composite foil cutting mechanism, which relates to the technical field of cutting mechanisms and comprises a fixed base, a cutting table is fixedly mounted on the top surface of the fixed base, a supporting frame is fixedly mounted on the top surface of the cutting table, an air cylinder is fixedly mounted on the top surface of the supporting frame, a cutting knife is mounted at the output end of the air cylinder, and the cutting knife is fixedly mounted on the top surface of the supporting frame. A supporting plate is fixedly installed on the top face of the fixed base, a winding drum is rotationally connected to the inner side of the supporting plate, a supporting frame is fixedly installed on the top face of the cutting table, a motor is fixedly installed on the surface of the supporting frame, and a driving wheel is installed at the output end of the motor. The foil paper can be fixed while being transmitted through the driving wheel and the driven wheel, so that the cutting knife can extrude the foil paper downwards for direct cutting, and the foil paper is far away from the cutting table and is in a suspended state, so that the cutting knife can be prevented from being abraded by the cutting table, the service life of the cutting knife is prolonged, and the cutting efficiency is improved. And the practicability is high.

This utility model relates to the field of wood processing technology and discloses a wood grooving mechanism, including: a cutting blade mounted on a workbench via a mounting bracket; a protective cover located around the outer ring of the cutting blade; a compression device mounted on a base plate; and multiple nozzles, all connected to the compression device via connecting pipes, with the nozzles located inside the protective cover. In this utility model, by incorporating a protective cover, compression device, nozzles, a dust collection device, a dust collection hood, a telescopic component, and a push plate, the protective cover prevents wood chips from splashing, maintaining a clean environment and ensuring operator safety. The compression device and nozzles generate high-speed airflow to blow away wood chips from the cutting blade, keeping the blade sharp, reducing energy consumption, and extending its lifespan. The dust collection device and dust collection hood efficiently collect wood chips, optimizing the environment and reducing the impact of wood chips on the environment and human health. The telescopic component and push plate assist in cleaning debris from the workbench, ensuring effective collection and improving the mechanism's versatility and practicality.

The invention discloses a valve fine cone surface grinding machine, comprising a bed, a workpiece spindle assembly, a grinding wheel shaft assembly, and a dressing shaft assembly. An online dynamic balancing device is provided in the grinding wheel shaft assembly, an acoustic wave monitoring device is provided in the dressing shaft assembly, a valve auxiliary support device is provided on one side of the workpiece spindle assembly on the bed and is opposite to the grinding wheel shaft assembly, a valve positioning device equipped with a universal positioning head is provided at a position opposite to the workpiece spindle assembly, a grinding fluid nozzle connected to a grinding fluid booster pump is provided at a position opposite to the valve grinding part, and a fire extinguishing device is provided on the bed, the fire extinguishing device comprises a temperature sensing sensor and a fire extinguishing nozzle whose installation position is opposite to the valve grinding part. The valve fine cone surface grinding machine adopting the invention can maintain the dynamic balancing accuracy of the grinding wheel shaft for a long time, automatically monitor the grinding wheel dressing quality, improve the valve positioning accuracy, reduce the bending deformation of the valve during the grinding process, and has high grinding efficiency and is safe and reliable to use.

The utility model relates to the technical field of aluminum foil shears, in particular to an aluminum foil shearer which comprises a shearing table, a pressing knife, a shearing mechanism and a cleaning mechanism. The pressing cutter is connected to the shearing table and is used for shearing an aluminum foil sample; the shearing mechanism is connected to the shearing table and used for controlling the pressing cutter. The cleaning mechanism is connected to the shearing table and used for cleaning the table top of the shearing table. The shearing mechanism comprises a second rotating shaft and a mounting seat; the mounting seat is fixedly connected to the shearing table; the pressing cutter is fixedly arranged on the second rotating shaft in a sleeving mode and used for rotating along with the second rotating shaft. By the adoption of the design of the trapezoidal cutter grooves, it can be avoided that during shearing, burrs are generated on the edges of aluminum foil, so that workers are hurt, the aluminum foil can conveniently slide down in the later period, then a cut sample directly falls onto a table from the cutter grooves, the sample is prevented from being taken from the middles of the cutter grooves, and the edges of the sample are prevented from being damaged; and the chance of edge deformation or cracking is reduced.

The multifunctional portable mango cutter comprises a cutting assembly, the cutting assembly comprises a first connecting rod, a first clamping groove is formed in the lower portion of the first connecting rod, a second connecting rod is connected into the first clamping groove in a clamped mode, a blade is connected into the second connecting rod in a sliding mode, and the first connecting rod is rotationally connected with the second connecting rod. A spoon is rotationally connected to one side of the first connecting rod, and a clamping block is fixedly connected into the spoon. According to the multifunctional portable mango cutting device, firstly, a clamping block is separated from a second clamping groove, a first connecting rod and a second connecting rod are rotated, a cutting knife is unfolded, meanwhile, the second connecting rod is fixed through a first clamping groove, and therefore unfolding of the cutting knife is completed, secondly, mango pulp is longitudinally and transversely cut through a blade, and after cutting is completed, the mango pulp is cut through the blade. According to the mango dicer, the pulp blocks are shoveled out by a spoon to form diced mangoes, so that the mango dicer can be conveniently scooped for eating (the eating is more sanitary, and the skin is not easy to touch the mangoes to cause allergy), meanwhile, the cutting knife can be folded, the mango dicer is convenient to carry, and in addition, the matured and softened mangoes can be easily cut.

The utility model discloses a stamping and cutting die for an alloy resistor, which comprises a supporting seat, a positioning plate is fixedly connected to the top of the supporting seat, a positioning groove is formed in the top of the positioning plate, a top seat is fixedly connected to the top of the supporting seat through a supporting rod, a hydraulic cylinder is mounted on the top seat, and the supporting rod is fixedly connected with the hydraulic cylinder. A piston rod of the hydraulic cylinder is connected with a stamping plate, a slitting knife is installed at the bottom of the stamping plate, a mounting frame is arranged below the slitting knife, the four corners of the top of the mounting frame are connected with the stamping plate through spring telescopic rods, and cambered surface knife sharpening rods which are symmetrically arranged are installed at the positions, corresponding to the slitting knife, of the inner side of the mounting frame; according to the cutting device, the corresponding cambered-surface knife sharpening rod is arranged below the cutting knife, the two ends of the cambered-surface knife sharpening rod are fixedly connected with the movable blocks, and when the cutting knife descends for cutting, the cambered-surface knife sharpening rod can polish the cutting knife, so that the sharpness of the cutting knife is guaranteed, some adhered chippings are erased, and the use of the cutting knife is facilitated.

The utility model provides a cutting device for a foamed aluminum-plastic panel, and belongs to the technical field of cutting equipment. The cutting device for the foamed aluminum-plastic panel comprises a cutting assembly, a discharging conveying assembly and a feeding conveying assembly. An air cylinder is installed over the cutting bearing plate, the cylinder rod end of the air cylinder is fixedly connected with a connector, the top end of the cutting knife is fixedly connected with an insertion block, the insertion block is inserted into the connector, and the insertion block and the connector are jointly provided with a connecting bolt in a threaded connection mode. The feeding conveying assembly is installed at the feeding end of the cutting bearing plate, and through cooperation of a connector, an inserting block and a connecting bolt, a cutting knife can be detached and replaced, so that the cutting knife can be replaced or polished, the cutting knife is kept sharp, cracks are avoided when the foaming aluminum-plastic panel is cut, and the cutting efficiency is improved. And the quality and the appearance of the foamed aluminum-plastic panel are not influenced.

The invention discloses a full-automatic false tooth processing device, and relates to the field of false tooth processing. The invention discloses a full-automatic false tooth processing device. Comprising a machine body, an opening and closing door rotationally connected to the surface of the machine body, a mounting plate fixedly connected to the inner wall of the machine body, a first electric sliding rail fixedly connected to the surface of the mounting plate, a first sliding block slidably connected to the surface of the first electric sliding rail and a machining assembly fixedly connected to the surface of the first sliding block. The second electric sliding rail is fixedly connected to the inner wall of the machine body and located below the mounting plate, the second sliding block is slidably connected to the surface of the second electric sliding rail, the adjusting plate is fixedly connected to the surface of the second sliding block, and the containing grooves are symmetrically formed in the surface of the adjusting plate. Zirconium oxide cakes with different thicknesses and different diameters can be clamped and positioned, the clamp does not need to be adjusted or replaced, the equipment shutdown time can be shortened, and therefore the false tooth machining efficiency can be improved.

This utility model discloses a heat-dissipating aluminum foil extrusion die in the field of extrusion molding die technology, including an upper die component and a lower die component. The upper die component has an upper extrusion part and an upper cutting part, the upper cutting part extending along a closed-loop path. The lower die component has a lower extrusion part and a lower cutting part, the lower cutting part and the upper cutting part being aligned with each other in the vertical direction. One of the upper cutting part and the lower cutting part is provided with a rigid cutting edge, and the other is provided with an elastic element that matches the position of the rigid cutting edge. In the heat-dissipating aluminum foil extrusion die of this utility model, the rigid cutting edge and the elastic element abut against each other during cutting, realizing the punching and cutting of the aluminum foil. The rigid cutting edge and the elastic element can realize the cooperative punching of hard and soft edges. The elastic element can play a buffering role to assist punching, avoiding direct impact from the rigid cutting edge, reducing die wear, and significantly improving die life; it helps to maintain the sharpness of the rigid cutting edge, improving cutting quality; it has low maintenance costs, reduces vibration and noise, and improves the working environment.

The invention belongs to the technical field of textile machinery, and particularly relates to a band knife online knife sharpening device capable of automatically adjusting a sand disc, which comprises a base, a knife sharpening mechanism and an adjusting mechanism, and the knife sharpening mechanism automatically adjusts the deflection angle and the movement amount of the sand disc through the adjusting mechanism, so that the sand disc and a band knife keep a stable contact effect. The knife sharpening mechanism comprises a sand disc, a knife sharpening motor, a motor base, a pressing block and a feeding adjusting assembly, and the feeding adjusting assembly keeps and adjusts the relative positions of the sliding base and the sliding column. Each adjusting mechanism comprises an air cylinder, a rotating shaft, a mandrel, a supporting seat, two adjusting connecting rods, a push block and a swing plate, the rotating shafts drive the push blocks to stir the adjusting connecting rods of the two adjusting mechanisms when rotating, the bottom ends of the adjusting connecting rods of the two adjusting mechanisms are connected through springs, the top ends of the adjusting connecting rods are fixedly connected with the swing plates, and the swing plates are connected with the sliding seats of the knife sharpening mechanism. According to the invention, the belt knife which is not sharp after being abraded is subjected to online grinding, so that the belt knife can be kept sharp, and the quality of a sectioned suede is kept.