38results about How to "Uniform lubrication" patented technology

The invention discloses a high-speed paper machine bearing, which comprises an outer ring, balls, an inner ring and a retainer; a wear resistant layer, a waterproof layer and a heat insulation layer are uniformly arranged on the inside wall of the outer ring; the inner ring is arranged on the inner side of the outer ring; anticorrosive layers are uniformly arranged on the outside wall of the innerring; oil guiding grooves are uniformly formed in the inner ring; an oil duct is connected between the oil guiding grooves; an oil inlet is formed in the top end of the inner ring; the retainer is mounted between the inner ring and the outer ring; the balls are uniformly arranged in the retainer; and sealing pieces are arranged at one end of a buffering piece. Clamping blocks, clamping grooves and bolt are mounted, so that dismounting and mounting of the balls are facilitated, clamping structures formed by the clamping blocks and the clamping grooves fix the balls in the retainer between theouter ring and the inner ring, and when the balls need to be taken out, all that is needed is to unscrew the bolts of the retainer and then pull out the clamping blocks from the clamping grooves, theballs can be taken out at any time.

The invention discloses an ultra-hard laser crystal surface roughness machining method. The method comprises the steps of grinding, rough polishing, precision ring polishing and the like. Through themethod, the grinding amount of each step in the grinding stage is strictly controlled by detecting the grinding particle size, and the subsurface defect is fundamentally overcome; and by adding a polishing aid, polishing liquid is dispersed and lubricated more uniformly, thus, the surface / subsurface defects are effectively prevented, the surface roughness of ultra-hard laser crystal is greatly lowered, and the roughness of two large surfaces of Nd:YAG crystals of the specifications of 125 mm*6 mm*6 mm and 133 mm*33 mm*3 mm reaches 0.3 nm.

Operating method for a reversing rolling mill having at least one reversing rolling stand (2) for rolling a rolled metal stock (5), wherein the stock (5) passes the at least one reversing rolling stand (2) in a sequence of alternating direction passes (7) and after each pass, the stock is wound up by a reversing reel (3, 4), wherein only rolling oil, without water as a carrier medium, is applied to the stock (5) by rolling-oil applicator (6), between the at least one reversing rolling stand (2) and the winding-up reel (31, 41).

A coated substrate and a process for forming the coated substrate, including a first lubricious coating layer overlying the substrate, the first lubricious coating layer including a first lubricant providing to the first lubricious coating layer a first coefficient of friction; and a second lubricious coating layer overlying the first lubricious coating layer, the second lubricious coating layer including a second lubricant providing to the second lubricious coating layer a second coefficient of friction, in which the second coefficient of friction is greater than the first coefficient of friction.

The invention discloses a wide-adaptability double-mechanism self-lubricating bearing material. The material is prepared from, by weight, 85-90 parts of aluminum, 5-8 parts of zinc, 3-4 parts of copper, 1-2 parts of tin, 0.5-1 part of boron, 3-4 parts of polytetrafluoroethylene powder, 0.8-1.5 parts of molybdenum disulfide, 2-3 parts of stearic acid, 0.6-1 part of methylcellulose, 1-1.5 parts of graphite, 1-1.5 parts of talcum powder, 0.6-0.9 part of paraffin, 0.5-0.7 part of iron powder and an appropriate amount of oleic acid. The prepared material has good performance such as dry-grinding resistance, self-lubrication and inadhesion, and is uniform in structure and stable in performance.

The invention discloses a drawing process of a phosphatized steel wire for optical cable reinforcement, and belongs to the field of phosphatized steel wires. According to the scheme, the phosphatized steel wire is fixed through a fixing mechanism, so that the phosphatized steel wire is not prone to moving, the influence on subsequent machining is avoided, then a sliding mechanism drives a lubricating box to move back and forth, lubricating treatment of the phosphatized steel wire is facilitated, and the production efficiency is improved. The lubricating and wrapping mechanism extrudes a hollow lubricating cylinder through carbon dioxide to release wire drawing powder to lubricate the hollow lubricating cylinder, and meanwhile, a wrapping brush wraps the outer end of the phosphatized steel wire with the released wire drawing powder, so that the phosphatized steel wire is fully lubricated by the wire drawing powder, the uniform lubricating effect is achieved, the lubricating effect of the phosphatized steel wire is effectively improved, and the service life of the phosphatized steel wire is prolonged. Meanwhile, waste of the wire drawing powder is reduced, the resource utilization rate is increased, the remaining material collecting mechanism adheres the falling wire drawing powder through cooperation of static electricity generated between a small touch ball and a fluff layer and an adhesion layer, the falling wire drawing powder is not prone to scattering everywhere, workers can conveniently clean the mounting base, and the cleaning effect is enhanced.

Operating method for a reversing rolling mill having at least one reversing rolling stand (2) for rolling a rolled metal stock (5), wherein the stock (5) passes the at least one reversing rolling stand (2) in a sequence of alternating direction passes (7) and after each pass, the stock is wound up by a reversing reel (3, 4), wherein only rolling oil, without water as a carrier medium, is applied to the stock (5) by rolling-oil applicator (6), between the at least one reversing rolling stand (2) and the winding-up reel (31, 41).

The invention discloses a lifting type printing and drying mechanism for corrugated boards, and particularly relates to the technical field of printing and drying machines. The lifting type printing and drying mechanism comprises a first box body, one side of the front end of the first box body is fixedly connected with a controller, and one side of the bottom end in a second box body is provided with a paperboard cleaning mechanism; and a pressing tightness adjusting structure is arranged at the top end of a supporting seat. A rotating handle is rotated to drive an adjusting shaft to rotate, the adjusting shaft drives a middle shaft to rotate through transmission of a middle gear, the middle shaft drives a transmission gear on a supporting plate to rotate when rotating, and due to the fact that the transmission gear is rotationally positioned on a transverse plate on a lifting sliding groove, when the transmission gear rotates, a lifting screw rod is pushed to move in a lifting sliding way; and when the lifting screw rod moves up and down, the second box body is driven to move up and down, so that the distances between a printing spray head, a pungent smell suction-away mechanism and the paperboard cleaning mechanism on the second box body and a conveying belt are adjusted to adapt to printing and drying of the corrugated boards with various thicknesses.

The invention relates to a whirling tool (10) for machining a workpiece, comprising: a plurality of cutting plates (14), each of the cutting plates (14) having at least one cutter (15); a cutting plate carrier (12) having a plurality of cutting plate holders (22) for holding and releasable fastening of a respective one of the cutting plates (14), the cutting plate holders (22) being arranged suchthat the cutting plates are distributed in the circumferential direction over the cutting plate carrier(12). The cutting plate carrier (12) has a through opening (34) which extends along a central axis (26) of the cutting plate carrier (12) and through which the workpiece can be passed during the machine, and in the installed state the cutting plates (14) protrude into the through opening (34). The tool also comprises a coolant channel (38) which is arranged in the cutting plate carrier (12) and extends between an inlet opening (40) and an outlet opening (42), the outlet opening (42) leading into the through opening (34) and / or being oriented in the direction of the through opening (34).

The invention relates to the technical field of non-ferrous metal processing equipment, in particular to a coil pipe inner wall processing device which comprises a guide head, an oil inlet is formed in the middle of the guide head in a communicating mode, and flow guide grooves are evenly embedded in the outer surface of the guide head; one end of the guide head is fixedly connected with a column body, a nozzle is embedded in the column body, a lubricating belt is arranged in the middle of the column body, a sponge is arranged at the other end of the column body and wraps the outer side of the column body, and the outer side of the sponge makes contact with the inner wall of the aluminum pipe. By arranging the flow guide groove and the nozzle, a cleaning agent or lubricating oil and the like can be guided into the inner wall of the aluminum pipe, the inner wall of the aluminum pipe is flushed or lubricated through pressure generated by compressed air, the flushing or lubricating effect is better, spraying flushing or lubricating of the nozzle is more uniform, and the treatment effect is better.

A method for processing the surface roughness of a superhard laser crystal, the method comprising the steps of grinding, rough polishing, precision ring polishing and the like. The method of the invention strictly controls the grinding amount of each process in the grinding stage through the detection of the particle size of the abrasive, and fundamentally removes subsurface defects; by adding polishing aids, the polishing liquid is more uniformly dispersed and lubricated, thereby effectively controlling the surface The generation of subsurface defects greatly improves the surface roughness of superhard laser crystals. For Nd:YAG crystals with specifications of 125mm×6mm×6mm and 133mm×33mm×3mm, the roughness of the two large surfaces reaches 0.3nm.

The invention belongs to the technical field of mechanical jig equipment, and relates to a lubricating type circular-knife die cutting jig. The main body structure of the lubricating type circular-knife die cutting jig comprises a circular knife, a steel shaft, a rubber shaft, a sponge shaft, limiting rings, positioning rings, bearings, clamping grooves, a base body, a knife point and knife rests; the circular knife is arranged on the upper part of the base body; the knife point is arranged on the periphery of the circular knife; the knife rests are arranged on the left end and the right end of the circular knife respectively; the circular knife is fixedly connected to the base body through the knife rests; the steel shaft is arranged at the lower part of the base body; the rubber shaft and the sponge shaft are arranged at the top of the base body, wherein the rubber shaft and the sponge shaft are of cylindrical structures, the rubber shaft of a rubber coating type structure is arranged at the lower part, and the rubber shaft is arranged at the upper part; the left end and the right end of the rubber shaft are connected to the left end and the right end of the sponge shaft respectively through the bearings and the clamping grooves; and the limiting rings and the positioning rings are arranged at the positions, located on the inner sides of the bearings, of the left end and the right end of the rubber shaft respectively, wherein the limiting rings and the positioning rings are of circular ring structures. The lubricating type circular-knife die cutting jig is simple in structure, reliable in principle, novel in design, simple and convenient to operate, wide in application range, friendly to use environment, good in cutting effect and high in cutting efficiency.

An oil-gas lubrication bearing pedestal with two-way nozzles comprises a floating bearing pedestal body and a fixed bearing pedestal body, and the floating bearing pedestal body and the fixed bearing pedestal body are arranged in parallel. A plurality of oil inlet pipelines are arranged in the fixed bearing pedestal body in the axial direction in a through mode. The oil-gas lubrication bearing pedestal further comprises an oil injection disc arranged between the two bearing pedestal bodies. A plurality of oil injection holes are annularly and evenly formed in the side, close to the fixed bearing pedestal body, of the oil injection disc. A plurality of oil ducts are formed inside the oil injection disc in the radial direction. The oil inlet pipelines, the oil injection holes and the oil ducts communicate in a one-to-one correspondence mode. The flow-out end of each oil duct is further provided with the corresponding nozzle in a communicating mode. The nozzles are divided into two groups with opposite oil injection directions, the numbers of the two groups of nozzles are equal, and the nozzles are evenly arranged in the circumference direction at intervals. The outer wall of the fixed bearing pedestal body and the floating bearing pedestal body are sleeved with an integral gland, and a pressing ring is fixedly arranged at the end of the integral gland and used for conducting axial limitation on the fixed bearing pedestal body. The oil-gas lubrication and oil distribution mode of two-way oil injection is adopted, oil-gas supply paths are independent from one another, and adjustment is convenient.

The invention discloses an environment-friendly wet-state dyeing and finishing process for preparing raw thick high-grade soft sofa leather, which comprises the following steps in sequence: batching of raw thick wet blue leather→squeezing, smoothing, weighing→rinsing→enzymatic softening①→ Water washing→chrome-free retanning→neutralization→enzyme softening②→water washing→dyeing→fatliquoring→water washing→finishing; this application uses aldehyde tanning agent, cationic polymer tanning agent and amphoteric polymer tanning agent for chrome-free retanning , Using acid protease and ammonia-free softening enzyme for secondary softening treatment, and reasonable matching design of neutralization and fatliquoring process, so that the prepared original thick type high-grade soft sofa leather is soft, plump and elastic, and the whole body is uniform and smooth Full of cotton foam, good softness, all physical and mechanical properties, physical and chemical properties and sensory properties meet the standard of sofa leather, and has good follow-up processing performance; and the process does not use chrome tanning agent, ammonium bicarbonate And other materials, and save the conventional filling process, can greatly reduce pollution.

The invention relates to a circular-ring-shaped groove even oil supplying structure vertically provided with rolling bearings. The circular-ring-shaped groove even oil supplying structure is providedwith a set of rolling bearings installed in a bearing seat, and an oil supply opening located above the rolling bearings. A circular-ring-shaped oil storage structure is arranged between the rolling bearings and the oil supply opening. Lubricating oil discharged from the oil supply opening is fully charged into the circular-ring-shaped oil storage structure firstly and overflows onto the rolling bearings. By means of the circular-ring-shaped groove even oil supplying structure vertically provided with the rolling bearings, compared with an existing direct single-side oil spraying manner of a conventional spray pipe, lubricating oil discharged from an oil supply pipe is charged into the circular-ring-shaped groove firstly and overflows onto the rolling bearings, and relatively even coolingand lubricating of a whole roller path can be achieved.