9results about How to "Reduce lubrication" patented technology

The invention relates to the technical field of cutting fluid, in particular to cutting lubricating fluid as well as a preparation method and application thereof. The invention provides a special cutting lubricating liquid for finish machining of flutes on the inner wall of an aluminum alloy waveguide, the special cutting lubricating liquid comprises the following components in parts by weight: 89-91 parts of kerosene, 4-6 parts of No.40 engine oil, 0.8-1 part of rapeseed oil, 0.3-0.5 part of tung oil, 0.3-0.5 part of a flame retardant and 0.8-1 part of a penetrant, the composition comprises kerosene, engine oil, rapeseed oil and tung oil, and the flame retardant and the penetrant are supplemented. The lubricating fluid comprehensively solves the problems of built-up edges, oxidation corrosion and cutter wear in deep and narrow flute processing through complementation of advantages of all the components in permeation, lubrication, cooling and film-forming properties.

The utility model relates to a kind of four-slot dynamic and static pressure spindle structure, it includes main shaft, sliding bearing and thrust bearing, the sliding bearing is sleeved on main shaft, the thrust bearing is connected with main shaft;Four slots are equipped on the sliding bearing, the inner surface of sliding bearing is divided into upper static pressure cavity, lower static pressure cavity, front end static pressure cavity and rear end static pressure cavity, the four slots completely disconnect each static pressure cavity, to enhance the dynamic pressure effect when main shaft rotates, improve the rigidity of main shaft.The rigidity of the utility model main shaft is significantly improved, operates more stably, so the grinding capacity that can be borne is also stronger.This not only improves grinding efficiency, but also significantly improves grinding quality, especially the surface quality of roller.

The utility model relates to the technical field of phase modifiers, in particular to an air cooling type phase modifier lubricating oil device which comprises a bottom plate, a box body, a cover plate and a connecting mechanism, the box body is arranged at the top of the bottom plate, the cover plate is connected with the box body through the connecting mechanism, one side of the box body is provided with an oil outlet pipe and an oil return pipe, and the oil outlet pipe is connected with the oil return pipe. A liquid inlet assembly is arranged at the top of the cover plate, the connecting mechanism comprises a positioning block, a fixed block, a first bearing, a rotating block, a second bearing, a rotating frame, a sliding groove, a sliding block and an electromagnet, one end of the positioning block is connected with the cover plate, the other end of the positioning block extends into the top of the box body, a positioning groove matched with the positioning block is formed in the box body, and the electromagnet is arranged in the positioning groove. One end of the fixed block is connected with the box body, one end of the rotating block is connected with the fixed block through the first bearing, and the air cooling type phase modifier lubricating oil device solves the problem that existing equipment is inconvenient to clean.

The utility model belongs to the technical field of sealing ring, specifically disclose a kind of high and low temperature ACM sealing ring, including support body, the skeleton and spring that are enclosed in the inside of support body, the spring is used to tighten the support body;The support body includes the inner lip, connecting lip and outer lip sequentially arranged from inside to outside, the connecting lip is located between the lower end of inner lip and the lower end of outer lip, and the lower end of connecting lip is equipped with connecting flash.The utility model provides a kind of high and low temperature ACM sealing ring, and inner lip is composed of upper end lip, first abutment lip and second abutment lip, and upper end lip can effectively block dust, mud and other pollutants in external environment from invading sealing area after assembly, providing the first line of defense for internal system;First abutment lip and second abutment lip work cooperatively, and form a double contact interface closely with shaft.This design significantly improves the sealing reliability, ensures that the lubricating oil in the equipment interior does not leak outward, and maintains the stable operation of lubricating system.

This utility model discloses a low-wear dustproof geared motor, including a mounting base. A dustproof device is provided above the mounting base. A drive motor is fixedly connected to the rear of the mounting base. A reduction gear is provided in front of the mounting base. The dustproof device includes a frame. Dustproof nets are fixedly connected around the frame. A fixing block is fixedly connected to the front of the dustproof net. A stabilizing bearing is provided in the middle of the fixing block. A fan is fixedly connected to the middle of the left and right dustproof nets. First mounting blocks are fixedly connected to the four lower corners of the frame. The reduction gear includes a housing. An input rod is provided at the rear of the housing. This structure improves lubrication and reduces overall wear; it also prevents most dust from adhering to the motor and reduction gear, reducing the impact of dust on the device.

The invention relates to the technical field of steam condenser descaling, and particularly discloses a dynamic anti-scaling aluminum-based efficient steam condenser which comprises a base, a shell is arranged on the base, a top cover is arranged on the shell, a condensation assembly is arranged in the shell, and a descaling assembly and an anti-scratching assembly are arranged on the outer side of the condensation assembly. According to the dynamic anti-scaling type aluminum-based efficient steam condenser, a fixing plate and a scraper are continuously pushed to be tightly attached to the outer wall of a heat exchange pipe through the elastic force of a spring in a descaling assembly, hydraulic oil in an oil storage barrel generates damping force in the reciprocating motion of a first piston, the springback speed of the spring is effectively reduced, and shaking or impact of the scraper is avoided; in addition, a magnet on the scraper is matched with a magnetic attraction base on the fixing plate, and the magnet and the magnetic attraction base are connected in a reinforced mode through a bolt, so that the scraper can be rapidly disassembled and replaced after being abraded, and the convenience of descaling maintenance is improved.

The utility model relates to the technical field of working vehicle leveling, and discloses an overhead working vehicle working bucket leveling mechanism which comprises a four-bar mechanism located between a chassis and a working bucket of an overhead working vehicle. The four-bar mechanism comprises a pair of parallel mounting rods; a chassis and a working bucket of the overhead working truck are fixed with the four-bar mechanism through a mounting rod; a protective cover is arranged at an oil injection hole in the four-bar mechanism; the protective cover is in running fit with the four-bar mechanism; a reset assembly is arranged between the protective cover and the four-bar mechanism. The oil injection device has the effect of reducing the possibility that dust is attached to the oil injection hole.

One aspect of the present invention is a refrigerating machine including a refrigerant circulation system including a compressor, a condenser, an expansion mechanism, and an evaporator, and the refrigerant circulation system being filled with a refrigerant and a refrigerating machine oil, wherein the refrigerating machine oil contains: a first base oil having a compatible region with the refrigerant in a range of a temperature of 30°C or lower and an oil ratio of 1 to 80% by mass; and a second base oil having a kinematic viscosity at 40°C lower than the first base oil and having a narrower compatible region with the refrigerant than the first base oil.

The utility model belongs to roots pump technical field relates to a sealing structure of roots pump, including motor, pump body, pivot, rotor blade and end cover, the pivot is fixed with the shaft sleeve on rotor blade both ends, the shaft sleeve with the central hole rotation cooperation of end cover, the outer wall of shaft sleeve is provided with first annular groove and second annular groove at intervals, be provided with in first annular groove, the shaft sleeve and end cover form piston type sealing through cooperation, be provided with steel cover in second annular groove, the outside of end cover is provided with third annular groove, the sealing ring of inner wall with sealing lip is fixed in third annular groove, end cover forms lip seal type sealing through sealing lip with the cooperation of steel cover, the advantage is: simple structure, low in production cost, good sealing performance, convenient for popularization and application.