573results about How to "Guaranteed cutting effect" patented technology

The invention discloses a cutting tool for improving a coating structure. The cutting tool comprises a base body and a coating arranged on the base body, wherein the coating comprises an inner layer A, a transition layer C and an outer layer B from inside to outside; the inner layer A mainly comprises compound material formed by transition elements and non-metallic elements; the outer layer B mainly comprises oxide and the like; the transition layer C comprises a transition layer C1, a transition layer C2 and a transition layer C3 from outside to inside; the transition layer C1 mainly consists of TiCx1Ny1Oz1; the transition layer C2 mainly consists of TiCx2Ny2Oz2; and the transition layer C3 mainly consists of TiAlCx3Ny3Oz3 or TiCx3Ny3Oz3. A preparation method of the cutting tool comprises the steps of: combining chemical vapor deposition (CVD) and high-temperature (HT)-CVD onto the base body, and coating in sequence by various coating technologies. The cutting tool has the advantages of being good in wear resistance, high in adhesive force, high in inhibition, etc.

The invention discloses a cutting tool for improving a coating structure. The cutting tool comprises a matrix and a coating covering the matrix. The coating comprises an inner layer B, a transitional layer C and an outer layer D from inside to outside. The inner layer B consists of transitional elements and nonmetal compounds. The transitional layer C comprises a transitional layer C1 and/or a transitional layer C2. The transitional layer C1 and C2 are mainly formed by carbon oxynitride with titanium. The outer layer D has a single phase alpha-Al2O3 structure. The thickness d of the outer layer D is 0.5-4 mu m. The mean grain size S is greater than or equal to 0.2 mu m but less than or equal to 0.5 mu m. The preparation method comprises the following steps of: first, preparing the tool matrix; then, sequentially depositing the inner layer B, the transitional layer C2, the transitional layer C1 and the outer layer D in a same coating period; and then, performing surface treatment to manufacture the cutting tool. The cutting tool provided by the invention is high in hardness and good in wear resistance, and has excellent cutting performance in cutting materials such as steel, stainless steel and cast iron.

The invention belongs to the technical field of shield tunnel construction of city subways, in particular to a cutterhead and cutter reinforcing method for directly cutting reinforced concrete pile foundations by a shield. The method includes the steps of performing nondestructive inspection on a cutterhead, reinforcing rigidity of the cutterhead, modifying a center cutter, additionally arranging center pile cutters, front pile cutters and edge pile cutters, and reinforcing abrasive resistance of the cutterhead. By the method, rigidity and abrasive resistance of the cutterhead can be reinforced, pile cutting capability of a center-cutter region can be improved, and reserved cutting capability of the cutters can be enhanced, so that risks in directly cutting the reinforced concrete pile foundations by the shield are reduced and smooth pile cutting work is guaranteed.

The invention discloses a domestic vertical type noodle maker which comprises a base, a stirring cup, a stirring rod, a dough extrusion cylinder, a screw rod, a mold head and a control unit, wherein the base is provided with motors; the stirring cup is connected with the base; the stirring rod comprises a rod body as well as upper stirring teeth and lower stirring teeth which are arranged on the rod body; a dough inlet is formed in the communicating part of the stirring cup and the dough extrusion cylinder; a dough cutting rod is arranged on the inner wall of the stirring cup; the dough cutting rod is positioned between the upper stirring teeth and the lower stirring teeth; the stirring rod rotates to drive the upper stirring teeth and the lower stirring teeth to rotate and mix and stir flour with water to make dough; the dough cutting rod cooperates with the upper stirring teeth and the lower stirring teeth to cut off or tear and deform the dough into dough pieces which are smaller than the dough inlet; when the upper stirring teeth and/or the lower stirring teeth rotate to the dough cutting rod, the projects of the dough cutting rod and the upper stirring teeth and/or the lower stirring teeth in the horizontal direction are at least partially overlapped. By adopting the mode, the effects of no residue, high possibility of dough feeding and high processing efficiency can be achieved.

The invention discloses a servo rubber tube cutting machine, which comprises a framework. A conveying belt is arranged on the framework, a bracket for carrying a rubber tube is disposed at the tail end of the conveying belt and consists of a front bracket and a rear bracket, a gap is reserved between the front bracket and the rear bracket, a flail knife which is controlled by a servo motor to realize rotational cutting is arranged at the gap, and is an arc-shaped structure, and an outer arc side of the flail knife is a knife edge side. The servo rubber tube cutting machine has the advantages that the arc-shaped flail knife is used for rotationally cutting, instantaneous cutting speed is fast, cutting force is dispersed in various directions, deformation of a cutting surface is low, and surface smoothness is good. In addition, the conveying belt is vertically symmetrically adjusted, the height center of the conveying belt keeps unchanged, and height alignment can be realized conveniently. Besides, a proximity switch is used for controlling, the flail knife is immersed in cooling liquid after cutting at a time, a good cutting effect is guaranteed, and knife surfaces with liquid cannot be easily adhered with rubber tube materials.

The invention relates to a leadless free cutting antimony magnesium brass alloy, belonging to the technical field of brass alloy material manufacture. The brass alloy comprises zinc, copper, tin, magnesium and rare earth; all the ingredients are as follows according to weight proportion: 35.0 to 41.0 percent of zinc, 0.5 to 2.5 percent of tin, 0.2 to 2.0 percent of magnesium, 0.02 to 0.2 percent of rare earth and the balance of copper and impurities with the amount of less than or equal to 0.05 percent and the total amount of the weight proportion of all the ingredients is 100 percent; any or more than one mixtures of silicon, phosphorus, aluminum, manganese, boron and iron can be added and the adding amount is not more than 1.0 percent of the total amount of the weight proportion of all the ingredients. The invention has scientific and reasonable compound formulation, utilizes the characteristic that the magnesium and the compound of magnesium and copper are uniformly and dispersively distributed in crystalline and crystal boundary so as to lead the obtained alloy product to have fine crystal grain, high strength as well as good plasticity, has good cutting performance, hot processing performance and excellent corrosion resistant performance and is particularly applicable to the fields of pipe fittings of water heating, bathroom and the like.

The invention discloses a machining aluminum plate cutting device and relates to the technical field of machining. The device comprises a supporting frame, wherein a motor II is fixed to the supporting frame, the motor II is in driving connection with a translation mechanism, the supporting frame is connected with a horizontally-arranged lifting frame through a lifting mechanism, and an adjustingmechanism used for longitudinally moving and adjusting an aluminum plate is arranged on a sliding frame. The device is advantaged in that two sliding frames are driven by the arranged locking mechanism to move in opposite directions, the sliding frame drives a bracket to move oppositely, transverse clamping and fixing of the aluminum plate are realized, the stability of the aluminum plate in the cutting process is ensured, the arranged lifting mechanism can drive the aluminum plate to move in the vertical direction, the complete cutting effect of a blade on the aluminum plate is guaranteed, the arranged translation mechanism can drive a hanging bracket to drive the cutting mechanism to move transversely and linearly, the stable cutting effect on the aluminum plate is achieved, the arrangedblowing mechanism can blow chippings while the aluminum plate is cut, and that the aluminum plate is stably cut and is not disturbed by the chippings is guaranteed.

The invention provides a profile cutting machine capable of deburring. The profile cutting machine comprises a workbench, a sliding seat, a cutting device, a first conveying device, a hydraulic driving cylinder, a deburring device, a second conveying device, a clamping device and a motor, wherein the workbench is provided with the sliding seat which horizontally moves along a sliding rail under the drive of the hydraulic driving cylinder; the sliding seat is provided with the cutting device on which a grinding wheel is arranged; the grinding wheel rotates under the drive of the motor; the left side of the cutting device is provided with the deburring device on which a sliding table is arranged; a plurality of deburring mechanisms are mounted on the sliding table; a conveying platform is provided with the first conveying device and the second conveying device; the clamping device is matched with the first conveying device and the second conveying device; and a control system is connected with the hydraulic driving cylinder and the motor. The profile cutting machine is accurate in location and capable of avoiding the phenomenon such as deflection caused in a profile cutting process and deburring end surfaces of cut profiles.

The invention discloses a cutting machine for cutting a structural wall pipe. The cutting machine comprises a mounting frame, wherein two supporting cross rods are fixed on the mounting frame, two belt conveying assemblies are arranged on the supporting cross rod, the belt conveying assemblies are in threaded connection with threaded rods through connecting longitudinal rods, a top supporting plate is fixed to the top of the mounting frame, a lifting air cylinder is fixed to the top supporting plate, a first motor mounting plate is fixed to an end of an output rod of the lifting air cylinder,a cutting motor is fixed to the first motor mounting plate, and a cutting blade is fixed to an output shaft end of the cutting motor. The cutting machine is convenient to adjust, structural wall pipescan be conveniently cut and fixed, and thereby the structural wall pipes are prevented from moving in the cutting process, the cutting effect is guaranteed, resistance of the structural wall pipe during moving is minimized, the service life of the cutting machine is guaranteed, the structural wall pipe can be automatically conveyed and collected, labor intensity is reduced, and production efficiency is improved.

The invention discloses a wood cutting robot which is convenient for collecting sawdust, which comprises a box body and an installation cover. The middle part is connected with a second rotating shaft, the outer side of the second rotating shaft is connected with a transmission motor through a second transmission belt, one side of the connecting block is connected with a collecting plate through a pin shaft, and the top of the piston block is connected with a push rod , the top of the movable seat overlaps the bottom of the collecting plate, the bottom of the piston block is connected with a connecting spring, the bottom of the connecting spring is connected with a movable rod, the inner side of the mounting ring is inserted with a rotating shaft, the One side of the top of the rotating shaft is connected with a turntable. In the present invention, through the cooperative use of the jacking rod, the piston block, the movable rod and the turntable, the collecting plate drives the falling sawdust to slide into the collecting box when vibrating, so that the collecting of sawdust becomes more convenient.

The invention relates to a cutting machine of fodder for giant salamanders. The cutting machine comprises a machine frame, a first cutting mechanism and a driving mechanism. The machine frame is arranged close to an extrusion opening of a fodder hot-extrusion machine; the first cutting mechanism comprises a rotating shaft and a push rod, the rotating shaft is coaxially and fixedly connected with arotating disc, and the eccentric position of the rotating disc is fixedly connected with a supporting column; the lower portion of the push rod is rotatably connected to the machine frame, a slidinggroove is formed in the upper portion of the push rod in the length direction of the push rod, and the supporting column is slidably connected into the sliding groove; the bottom end of the push rod is fixedly connected with a sector gear, the sector gear is engaged with a rack, the rack is slidably connected to the machine frame, and cutting knife sets used for cutting the fodder are arranged atthe end of the rack; and the driving mechanism comprises a supporting plate rotatably connected to the machine frame, a swing rod is fixedly connected to the supporting plate, the two ends of the supporting plate are rotatably connected with a driving gear and a notched gear correspondingly, the rotating shaft is coaxially and fixedly connected with a rotating gear, and both the driving gear and the notched gear are engaged with the rotating gear intermittently. The cutting machine can cut the fodder in different lengths.

The invention relates to composite plastic pipe fitting forming machining equipment and a forming machining method, the composite plastic pipe fitting forming machining equipment comprises a bottom plate, a clamping device, a distance adjusting device, a cutting device and a driving device, wherein the clamping device is mounted at the upper end of the bottom plate, the distance adjusting device is arranged on the right side of the clamping device, and the distance adjusting device is fixedly connected with the bottom plate. The composite plastic pipe fitting forming machining equipment can solve the problems that when existing equipment is used for cutting a composite plastic pipe fitting, the composite plastic pipe fitting can only be clamped and limited from the uncut end, the composite plastic pipe fitting cannot be limited from the cut end, the composite plastic pipe fitting is prone to being bent under gravity when being about to be cut, the problems that the surface of a notch is uneven, the surface of the composite plastic pipe cannot be cleaned before cutting, stains on the surface of the composite plastic pipe easily affect cutting, the flatness of the notch cannot be kept during cutting, the condition that the notch is inclined easily occurs, and the cutting effect is poor are solved.

The invention discloses an automatic height adjusting device based on a laser displacement sensor. The device comprises a Z-axis motor executing mechanism, a height adjusting controller and the laserdisplacement sensor. The automatic height-adjusting device is simple in structure. The laser displacement sensor examines the position of a workpiece and feeds back a distance signal, and the height adjusting controller then adjusts the height position of a laser cutting head according to a measurement feedback result. According to the device, the laser displacement sensor of Panasonic HG-C1100 model is adopted preferably, so that the detection precision is high. In addition, in the process of adjusting the height of the laser cutting head, the distances from positions of measuring spots of the laser displacement sensor to the cut workpiece are kept consistent, so that a purpose that a laser focusing point does not deviated from the cut workpiece. The invention also provides a control method of the automatic height adjusting device based on the laser displacement sensor. By collecting information of points in real time, the automatic height adjusting device carries out real-time control, so that the control precision is improved effectively and the operating efficiency of the whole system is improved.

The invention relates to the field of plastic steel, and specifically relates to a corrosion resistant plastic mould steel and a manufacturing method thereof. The plastic mould steel comprises following components in percentage by weight: 0.45 to 0.55% of C, 0.40 to 0.80% of Si, 0.80 to 1.60% of Mn, 0.10 to 0.25% of V, 0.007 to 0.015% of N, 0.005 to 0.050% of Al, not more than 0.035% of S, not more than 0.025% of P, 3.5 to 4.0% of Ni, 8.5 to 10.5% of Cr, 0.25 to 0.45% of Cu, and the balance being Fe and other impurities, which are introduced into the steel during the refining process, whereinCr+Ni=12-14.5%. The original strength, ductility, wear resistant performance, and cutting property of plastic mould steel are guaranteed, at the same time, the corrosion resistant performance of plastic mould steel is greatly improved; after polishing, the roughness is lower than that of products on the market; by controlling the using amounts of copper and molybdenum, the plastic mould steel canbe applied to different fields without influencing the performances of plastic mould steel, and the application range of plastic mould steel is enlarged.

The invention discloses a cutting device for waste cable recycling. The cutting device comprises a workbench, wherein support legs are arranged at four corners of the bottom of the workbench, a cabledriving mechanism is arranged at a top side of the workbench and comprises a bottom roller and a top roller, a first groove is formed in the workbench, a horizontal shaft is fixedly connected betweeninner walls of the first groove, the bottom roller rotatably sleeves an outer side of the horizontal shaft, a sliding cylinder is erected at a top side of the workbench and is arranged above a vertical part of the first groove, a sliding rod is connected to the sliding cylinder in a sliding way, a bottom end of the sliding rod extends to a bottom side of the sliding cylinder and is fixedly connected with a connection plate, the top roller is rotatably connected to a bottom side of the connection plate, a threaded hole is formed in a top end of the sliding cylinder, the top end of the sliding cylinder is in threaded connection with a threaded push rod, and a pressurization spring is arranged between the threaded push rod and the top end of the sliding rod. By the cutting device, the cuttingeffect is ensured, the cutting device is high in applicability, labor is saved, the production efficiency is improved, and the application demand of people in production life is satisfied.

The invention relates to the field of processing devices of pickled foods. In order to solve the problem that in the existing rib processing process, because mince sticks to a cutter during cutting, cuts in ribs are irregular or ribs cannot be cut off, the invention provides a processing device for cured ribs. The processing device for cured ribs comprises a cutting table and a cutting knife and further comprises a mounting rack which is used for the mounting of the cutting knife, wherein a first mounting end of the mounting rack is connected to the cutting table; a second mounting end of themounting rack is connected to the cutting knife; a vertical mounting groove is formed in the second mounting end; the cutting knife is positioned in the mounting groove and can do reciprocating motionalong the mounting groove; after the cutting knife moves downward, a knife edge part at the lower end of the cutting knife can extend out of the mounting groove; a clamping plate is arranged at the lower end of the mounting groove; a connecting end of the clamping plate is hinged at the lower end of the mounting groove; a returning part is arranged at the hinged joint between the connecting end and the mounting groove; a free end of the clamping plate faces towards the knife edge part; and in the movement process of the cutting knife, the clamping plate abuts against the surfaces of the cutting knife.

The invention discloses a single-face automatic feeding four-column cutting machine. The single-face automatic feeding four-column cutting machine comprises a workbench, a lifting rod and a container.Fixing supports are arranged on the two sides of a cutting mechanism, and fixing buckles are arranged below the cutting mechanism. A motor is arranged on the inner surface of the base, and a carryingtable is arranged on one side of the base. Rotation rods are arranged on the outer surface of the container, and mechanical arms are arranged at one ends of the rotation rods. Sharpening blocks are arranged in the cutting mechanism. According to the single-face automatic feeding four-column cutting machine, the fixing buckles, the carrying table, the mechanical arms and the sharpening blocks arearranged, to-be-cut materials on the workbench can be fixed, it is guaranteed that the materials are flatly placed on the workbench, cutting is convenient, the cut materials can be received, automaticfeeding can be conducted, and the work efficiency is improved; and a cutting blade can be ground, the sharpness of the cutting blade is guaranteed, the cutting effect is ensured, the single-face automatic feeding four-column cutting machine is applicable to different work conditions, and better using prospects are brought.

The invention discloses a steel plate for marine ocean energy source equipment and a preparation technique thereof. The steel plate is composed of the following chemical components in percentage by mass: 0.21-0.33% of carbon, 0.55-0.85% of silicon, 0.15-0.22% of aluminum, 0.001-0.002% of boron, 1.00-1.45% of chromium, 0.55-0.75% of manganese, 0.009-0.013% of phosphorus, 0.002-0.005% of sulfur, 2.5-3.5% of molybdenum, 0.05-0.1% of niobium, 0.08-0.15% of vanadium and the balance of iron and inevitable impurities. The steel plate for ocean energy source equipment is composed of the carbon, silicon, aluminum, boron, chromium, manganese, phosphorus, sulfur, molybdenum, niobium, vanadium and iron according to specific proportioning, is especially suitable for long-term use in the ocean environment, effectively avoids cracking, and has favorable toughness and corrosion resistance.