16results about How to "Guaranteed continuous lubrication" patented technology

The invention provides a rotor surface treatment process, and relates to the technical field of surface treatment.The rotor surface treatment process is characterized in that a coating sequentially comprises a soft layer A, a hard layer B and a toughening layer C from a base body to the outside; the soft layer A is a metal lubricating composite layer formed by metal Mo or W and C or S with increasing content; the hard layer B is formed by metal nitride or carbonitride; a continuous component and structure gradient region is arranged between the soft layer A and the hard layer B; and the toughening layer C is a nanocrystalline-amorphous mixed structure formed by solid micro-diffusion of the hard layer B at 320-420 DEG C. Periodic micro-pits are formed in the surface of the toughening layer C and can be used for storing a lubricating medium. Through component gradient design and process hardening and tempering, the binding force, the wear resistance, the impact resistance and the stripping resistance of the coating are remarkably improved, the service life of the coating is prolonged, and the service life of the coating is prolonged. The method is suitable for high-load and high-friction working conditions such as vacuum pump rotors.

The brake debugging platform for the yaw motor comprises a working bin and two test bases installed on the inner wall of the lower end of the working bin, driving motors are arranged in the outer walls of the upper ends of the two test bases, and the outer walls of the upper ends of the two driving motors are in transmission connection with detection gears. A driver main body is arranged on the upper side of the working bin, a connector is fixedly connected to the outer wall of the lower end of the driver main body, and a driver gear meshed with the detection gear is fixedly connected to the outer wall of the lower end of the connector. When the detection gear and the driver gear are screwed for detection, no matter where the detection is carried out, the continuous lubrication can be realized without frequent manual intervention, the gear is ensured to be always in a good lubrication state in the detection process, the continuity and the stability of the detection are ensured, and the detection does not depend on external specific lubrication facilities or conditions.

The application discloses a motor rotating shaft waterproof structure in the technical field of motor rotating shafts, which comprises a rotating shaft body, a waterproof bearing, a motor end cover, an oil seal and a sealing cover. The waterproof bearing is sleeved on the outer side wall of the rotating shaft body. The motor end cover is sleeved on the outer side wall of the waterproof bearing. The oil seal is clamped on the outer side wall of the rotating shaft body and located at the right side of the waterproof bearing. The sealing cover is sleeved on the outer side wall right side of the rotating shaft body and located at the right side of the oil seal. The motor rotating shaft waterproof structure has a reasonable structure design, does not need to customize a special rotating shaft, can reduce the use cost of the motor rotating shaft, can be provided with multiple waterproof sealing devices on the outer side of the rotating shaft, can improve the sealing effect of the motor rotating shaft, can store a large amount of lubricating oil through the first oil storage ring and the second oil storage ring, can continuously lubricate the rotating shaft, and thus can improve the service life of the rotating shaft.

The utility model discloses an automatic lubricating device for motorcycle chain, including oil storage tank, top adjusting unit, vacuum valve, pipeline and oil outlet device, the oil storage tank is equipped with the feeding opening, the top adjusting unit sets up at the top of oil storage tank, and it contains rotatable adjusting part, the pipeline flows from the oil storage tank into the oil outlet device, the bottom of oil storage tank is equipped with the inclined flow guide surface, can guide lubricating oil smooth flow to the oil outlet channel, the oil storage tank still includes user operation device, vacuum device, distributor oil pipe and valve device, the automatic lubricating device for motorcycle chain, the inclined flow guide surface of oil tank bottom can guide lubricating oil smooth flow to the oil outlet channel, and cooperate rotatable adjusting part of top adjusting unit and the scale mark on its surface, can accurate control oil outlet channel cross -section area, and then realize accurate regulation to the oil discharge capacity, ensure that motorcycle chain obtains sustained, appropriate lubrication, and the service life of chain is improved and the working performance.

The invention relates to the technical field of energy accumulators, in particular to a pressure conversion hydraulic mechanism energy accumulator which comprises a supporting cylinder and an air bag installed in the supporting cylinder, and an oil inlet valve is installed on the supporting cylinder; a plurality of anti-friction pieces for reducing friction are mounted on the air bag; an oil inlet assembly capable of conveying hydraulic oil is installed on the supporting cylinder. By arranging the anti-friction piece with the balls on the periphery of the air bag and combining the anti-tearing reinforcing structure at the lower end of the air bag, contact between the air bag and the supporting cylinder is changed from surface contact sliding friction to multi-point rolling supporting, and the abrasion and tearing risks of the air bag are remarkably reduced; by means of a variable pressure supporting mechanism formed by the oil inlet assembly, the blocking piece, the connecting piece and the supporting piece, when the air bag moves towards the oil inlet valve, flexible blocking can be achieved, gas buffering and jacking supporting force can be synchronously established, hard contact and excessive deformation of the air bag and the oil inlet valve are avoided, and therefore the working safety of the energy accumulator is improved, and the service life of the energy accumulator is prolonged.

This utility model belongs to the field of lubrication technology for screw presses, specifically disclosing a lubrication device for the transmission screw pair of a screw press, including: a main oil inlet pipe, a distributor, a branch oil inlet pipe, a slide return oil pipe, and a gland return oil pipe; one end of the main oil inlet pipe is connected to an oil pump station, and the other end is connected to the oil inlet on the distributor; the distributor is detachably mounted on one side of the slide and is also provided with multiple oil outlets; one end of the branch oil inlet pipe is connected to the oil outlet of the distributor, and the other end is connected to a first oil inlet passage provided on the slide; the main nut is provided with a second oil inlet passage connected to the first oil inlet passage; one end of the slide return oil pipe is connected to the first oil return passage provided on the side wall of the slide cavity; one end of the gland return oil pipe is connected to the second oil return passage provided on the gland; the dual oil return path design achieves efficient, continuous, and cyclical lubrication of the friction pair between the main screw and the main nut, significantly improving the reliability of equipment operation.

The invention discloses a worm and gear speed reducer easy to lubricate inside and an assembling method thereof, and belongs to the technical field of speed reduction equipment. The speed reducer comprises a shell, a worm, a worm gear and an integrated lubricating module fixed to the end face of the worm gear. The module comprises a spiral flow guide oil collecting piece, a multi-cavity centrifugal pressurizing piece and a dynamic injection orientation piece which are stacked in sequence. The spiral guide oil collecting sheet pumps lubricating oil at the starting moment by utilizing a spiral groove; a centrifugal blade and a throttling structure are arranged in the multi-cavity centrifugal pressurizing piece, and oil liquid is pressurized and purified through centrifugal force; and the dynamic injection orientation sheet synchronously rotates along with the worm gear and accurately injects high-pressure oil liquid to an engaging area of the tooth surface of the worm gear. Zero-waiting starting oil supply, low-speed active pressurization and dynamic precise lubrication are achieved, the lubrication efficiency and bearing capacity are remarkably improved, the service life is remarkably prolonged, the online self-purification function is achieved, the structure is compact, and reliability is high.

The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder cover assembly and an oil cylinder, which comprises an oil cylinder cover body, a containing groove is arranged on the top surface of the oil cylinder cover body, a cover plate is sleeved on the top surface of the oil cylinder cover body, an oil filling port is arranged on the surface of the cover plate, and an oil absorption cotton ring is embedded on the inner ring surface of the top of the oil cylinder cover body. A cotton core is fixed to the outer ring face of the oil absorption cotton ring, the bottom end of the cotton core extends into the bottom of the containing groove, and lubricating oil is contained in the containing groove. The sealing device has the beneficial effects that through the design of the first embedding groove and the sealing ring, tight sealing with the top of the oil cylinder is achieved, and leakage of hydraulic oil is effectively prevented. And the inner ring diameter of the sealing ring is smaller than that of the oil cylinder cover body, so that close contact between the sealing ring and the piston rod is ensured, and the sealing performance is further improved.

The utility model relates to motor fittings technical field discloses a motor rotating shaft with small resistance, including rotating shaft main part, and rotating shaft main part perimetric surface is equipped with wear -resisting lubricating layer and stress dispersion structure in proper order, one end is equipped with the transmission connecting groove of anti -skid tooth, the other end fixedly connected with the locating axle head of the locating pin hole, and the perimetric surface middle part is equipped with annular lubricating groove, and the oil guide hole that communicates with the inside oil channel is evenly seted up in the groove inner wall. Among them, wear -resisting lubricating layer is composed of ceramic base layer and polytetrafluoroethylene coating, can reduce the friction coefficient, annular lubricating groove and oil guide hole cooperation realize accurate lubrication, stress dispersion structure contains arc transition shoulder and reinforcing rib, can reduce vibration and stress concentration. The utility model structure design is reasonable, through multiple drag reduction structure synergistic effect, effectively reduce rotating shaft rotation resistance, promote motor operation efficiency and service life, be applicable to industrial equipment, household appliance and so on all kinds of motor drive scene.

The invention relates to the technical field of gantry winding, and discloses a gantry winding device for stainless steel pipes, which comprises two gantry upright posts, a carrier roller piece and a driving piece, the two gantry stand columns are each provided with a loading channel, middle shaft rods are rotationally installed in the two loading channels, a winding roller is installed between the two middle shaft rods, and one middle shaft rod is driven by a driving piece to drive the winding roller to rotate so as to wind a pipe fitting. The carrier roller piece is arranged at the front ends of the two gantry stand columns and used for lifting and conveying pipe fittings. A lubricating cavity and a collecting cavity which communicate with the loading channel are formed in the gantry stand column, and the loading channel is located between the lubricating cavity and the collecting cavity. Through multi-stage transmission of the motor, the speed reducer and the transmission, low-speed accurate control over the winding roller is achieved, stainless steel pipes are prevented from being wound and deformed, the center shaft rod rotates to drive the balls to automatically and continuously lubricate, friction and temperature rise are reduced, residual lubricating oil is recycled through the collecting piece, and cyclic utilization of resources is achieved.

The utility model belongs to the technical field of winding machine, and disclose winding machine thread -in anti -break structure, including winding machine thread -in anti -break structure, including installation vertical board, be provided with double -wheel line storage subassembly body on the installation vertical board, the upper end of installation vertical board is provided with wire hole stem and thread guide pulley respectively, be provided with tension adjusting assembly between wire hole stem and thread guide pulley, tension adjusting assembly includes installation support, guide pulley, guide rail, sliding seat, pressure line guide pulley, fixed block, air cylinder, connector and tension spring, be provided with oil storage cavity in wire hole stem, through the air cylinder cooperation connector and tension spring of tension adjusting assembly drive sliding seat to slide on guide rail, adjust the position of pressure line guide pulley, cooperate guide pulley and adjust the tension of thread -in, can according to the thread -in dynamic adjustment tension of different material, thickness, avoid because tension anomaly leads to thread -in break, play the role of to thread -in protection.

The utility model belongs to the technical field of riveting equipment, and particularly relates to a riveting XY moving platform which comprises a bottom plate, a first electric push rod is fixedly connected to the upper surface of the bottom plate, a first connecting block is fixedly connected to the right end of the first electric push rod, a first moving plate is fixedly connected to the back face of the first connecting block, and a second connecting block is fixedly connected to the right end of the first moving plate. A first guide groove is formed in the bottom of the first moving plate, and a first guide rail is arranged on the inner wall of the first guide groove in an attached mode. According to the riveting XY moving platform, through the matched design of a square cylinder, a rectangular hole, a rectangular cylinder, a round hole, a bearing, a threaded column, a rotating block, a threaded cylinder, a third connecting block, a transverse column, a transverse plate, a square hole, a square column and a clamping groove, a user only needs to rotate the rotating block, the square column can be accurately inserted into or separated from the clamping groove, and then mounting and dismounting of a riveting seat are rapidly completed; and therefore, the convenience of replacing the riveting seat is remarkably improved, and the equipment maintenance time is effectively shortened.

The utility model discloses a self-lubricating bolt which comprises a hexagonal screw head, a screw rod and a lubricating system, and the screw rod is provided with external threads. The lubricating system comprises an oil storage cavity, an oil cavity sealing cover, a spiral main oil duct and lubricating oil ducts, the oil storage cavity is located in the hexagonal screw head, the oil cavity sealing cover seals the opening, one end of the main oil duct is communicated with the oil storage cavity, the lubricating oil ducts are arranged on the outer wall of the screw rod at intervals, and the diameter of the lubricating oil ducts is gradually reduced from inside to outside and inclines towards the end away from the screw head. The design can effectively store lubricating oil, the spiral main oil channel enables the lubricating oil to flow evenly, the conical inclined lubricating oil channel achieves directional lubrication, blockage and waste are reduced, and the lubricating effect is enhanced; and meanwhile, manual regular smearing is not needed, the maintenance cost is reduced, the bolt is suitable for special environments, and using convenience and practicability of the bolt are improved.

This invention provides a cylinder liner die-casting robot with easy feeding, belonging to the field of industrial robot technology. It addresses the problem of excessive oil injection in traditional robotic arm joint lubrication methods, which often leads to grease spillage and contamination of joints and die-casting molds due to the conservative "better too much than too little" approach. The robot includes a mounting base, a storage box, a connecting shaft, a fixing box, an automatic oil supply component, and an auxiliary installation component. The storage box is fixedly connected to the front of the base. The connecting shaft is coaxially fixedly connected to the front end of the shaft at the hinge between the operating arm and the base. The fixing box is fixedly connected inside the mounting base. The automatic oil supply component is located inside the storage box. The auxiliary installation component is located inside the mounting base. This invention's robotic arm can automatically inject an appropriate amount of grease into the joint hinge shaft during swinging, achieving continuous lubrication and reducing equipment wear. The positioning box prevents the robotic arm from tipping over after bolt removal during maintenance and provides temporary fixation during installation.

The utility model relates to mechanical transmission equipment technical field discloses transmission gear quick assembly positioning pin structure, including bottom plate, rotating seat and power gear, and the rotating groove is established in bottom plate top, and the rotating seat is rotatably connected in rotating groove inner wall, and the positioning slot is established in power gear outer wall, and the positioning column is fixedly connected in rotating seat top, and the sliding slot is established in the both sides of positioning column and is connected with sliding shell, and the elastic support column is equipped between sliding slot inner wall and sliding shell, and sliding shell is locked power gear by spring buckle and is inserted into positioning slot, and the moving slot is established in the top of positioning column and is connected with moving plate, and moving plate is connected with sliding shell for driving sliding shell to separate from positioning slot to unlock, and the inclined air hole is established in power gear inner wall. The utility model discloses that the spring buckle cooperation realizes gear tool -free quick assembly and dismounting, and solves the heat dissipation problem by using the airflow circulation structure, improves equipment maintenance efficiency and prolongs the life.

The invention discloses an assembling method of an oil-leakage-proof press-resistant ultrathin fan, which comprises the following steps: preparing a base, a sliding bearing, a rotor assemblage and a supporting assembly, and integrally forming a supporting column on a middle pipe to obtain the supporting assembly; riveting a supporting assembly at the mounting hole to obtain a first semi-finished product; arranging the FPC and the stator outside the first semi-finished product; the first gap and the second gap which are different in size are defined by the grooves of the supporting columns and the inner wall of the shaft core, lubricating grease of the first gap and the second gap generates high pressure, lubricating oil between the outer surface of the shaft core and the sliding bearing is prevented from overflowing from the second gap, and the sliding bearing is prevented from overflowing through the pumping effect or the labyrinth sealing effect generated by the grooves when the rotor rotates. Lubricating oil is actively prevented from overflowing and leaking along the shaft core, so that a dynamic sealing mechanism is more reliable compared with traditional static sealing, the problem that lubricating oil leaks when an ultrathin fan runs for a long time or in a high-temperature environment is solved, and stability and cleanliness of the fan in long-term running are guaranteed.