98 results about "Automatic lubrication system" patented technology

The present disclosure provides a kind of injection valve, belongs to automatic lubrication system technical field.The injection valve includes valve body, valve core structure and injection structure, the inside of the valve body has communication channel, oil inlet channel, air inlet channel, oil injection channel and jet channel, the first end of the oil inlet channel, the first end of the air inlet channel, the first end of the oil injection channel, the first end of the jet channel are communicated with the communication channel, the second end of oil injection channel is used to spray out grease, the second end of the jet channel is used to spray out compressed air;Valve core structure is movably located in the communication channel, the above injection valve can be introduced into grease, while introducing compressed air into injection valve at the same time to spray out grease, to avoid the waste of compressed air.

The invention relates to an automatic lubricating system of a trolley assembly for a bridge type grab ship unloader, and belongs to the technical field of trolley lubrication for the bridge type grab ship unloader, the automatic lubricating system comprises an oil liquid distributor, the oil liquid distributor is installed on a trolley, the oil liquid distributor is connected with a plurality of oil conveying pipes, and the oil conveying pipes are connected to all lubricating positions of the trolley respectively. A first gear pump is installed on the trolley, the oil outlet end of the first gear pump is connected with the oil inlet end of the oil liquid distributor, the oil inlet end of the first gear pump is connected with an oil storage tank, a driving part is arranged on the trolley, and the trolley drives the driving part to operate while moving. The driving piece controls the first gear pump to extract lubricating oil of the oil storage tank to the oil liquid distributor. The automatic lubricating device has the effects of achieving trolley non-electric-power automatic lubricating and relieving the burden of manual lubricating.

The utility model relates to the technical field of engraving and milling machines, and discloses a precision false tooth engraving and milling machine transmission mechanism with an automatic lubricating system, which comprises a shell, an operating door arranged on one side of the shell, a support table fixedly connected to the bottom of the inner side of the shell, and a longitudinal moving mechanism arranged at the bottom of the support table, the longitudinal moving mechanism comprises side plates arranged on the two sides of the supporting table, the tops of the two side plates are fixedly connected with the same top plate, and a lubricating mechanism is arranged on the top of the top plate and comprises an oil barrel fixedly connected to one side of the top of the top plate through a supporting frame. A control valve is arranged on the side, close to the oil drum, of the tee joint, and lubricating oil can be conveniently added into the oil drum through the control valve. The automatic lubricating oil adding device has the technical effects that lubricating oil is automatically added to the transverse moving mechanism and the vertical moving mechanism, the machining precision of equipment is guaranteed, meanwhile, the frequency of manually adding the lubricating oil is reduced, and the practicability of the equipment is improved.

The invention relates to an automatic wheel lubricating system for a sintering machine trolley in an iron making plant, and relates to the field of industrial automation. The system comprises a track and a sintering machine trolley advancing along the track, and further comprises automatic lubricating subsystems arranged on the two sides of the track respectively. The automatic lubrication subsystem comprises a controller, a pneumatic control system, and a wheel in-place sensor, a speed measurement cleaning device and an oil injection system which are sequentially arranged along the advancing direction of the sintering machine trolley; according to the automatic system, the manual lubrication workload of 16-24 working hours can be saved every month, and the labor intensity and the maintenance cost are remarkably reduced. And through a cooperative operation system of the double automatic lubrication subsystems, the complete unmanned lubrication operation in a high-temperature area of 80-120 DEG C and a coal gas dangerous area is realized, and the safety risks of suffocation, scalding and the like caused by the fact that a worker enters a high-risk environment are eliminated.

The present invention relates to the technical field of oil pumping units, and discloses an automatic lubrication system for the central bearing seat of an oil pumping unit and an oil pumping unit. The automatic lubrication system for the central bearing seat of an oil pumping unit includes: a bracket, a rotating shaft is provided on the top; a walking beam, which is rotatably provided on the rotating shaft and forms a first lubrication chamber between the walking beam and the bracket; a first bearing, which is located in the first lubrication chamber and is sleeved on the rotating shaft, and the circumferential wall of the first bearing is also connected to the walking beam; the first bearing has a first mounting assembly for mounting the inner roller of the first bearing, and the first mounting assembly can rotate relative to the first bearing; an oil tank, which is connected to the first lubrication chamber through an oil inlet pipe assembly and is used to intermittently add lubricating oil to the first lubrication chamber; the rotating shaft has an oil return channel connected to the first lubrication chamber, and the oil return channel is connected to the oil tank through an oil return pipe. The oil pumping unit includes an automatic lubrication system for the central bearing seat of the oil pumping unit. The present invention can solve the technical problem of serious local wear caused by uneven force on the bearing rollers.

The utility model discloses a CVT (continuously variable transmission) gearbox, which relates to the technical field of gearboxes and comprises a case, a first transmission wheel set is rotatably connected to one side of the interior of the case, and a second transmission wheel set is rotatably connected to the other side of the interior of the case. By the adoption of the structure, friction elements in the CVT gearbox can be guaranteed to be fully lubricated due to the automatic lubricating function of the gearbox, the requirement for manual lubrication is reduced, and therefore maintenance cost is reduced, normal work of parts in the CVT gearbox can be guaranteed due to the good automatic lubricating system, friction and abrasion are reduced, and the service life of the CVT gearbox is prolonged. According to the CVT gearbox, the self-lubricating function is achieved, so that the service life of parts is prolonged, it can be guaranteed that the CVT gearbox can keep a good lubricating state under various working conditions through the self-lubricating function, the reliability and stability of a system are improved, energy loss can be reduced through good lubrication, the transmission efficiency is improved, and therefore the CVT gearbox has better performance and fuel economy.

The utility model relates to the technical field of screw tap equipment, and discloses a screw tap with an automatic lubricating system, which comprises a main body mechanism, a connecting mechanism and an auxiliary mechanism, the main body mechanism further comprises a connecting pipe, a central control part and a tapping part, and the connecting pipe is fixedly arranged at the outer end of a detection module and is communicated with a cavity of a screw tap handle part; the center control part is fixedly installed at the end, away from the detection module, of the connecting pipe, and the tapping part is fixedly arranged on the outer surface of the screw tap body and used for drilling and laying threads. The screw tap body is fixedly connected with the machine tool transmission assembly in a clamped mode through the screw tap handle part, the detection module correspondingly compares the rotating speed of the screw tap body with the tapping pressure value, when lubrication is insufficient, the center control part extracts lubricating liquid to enter the screw tap handle part through the connecting pipe, the lubricating liquid evenly fills the tapping part under the action of centrifugal force and gravity, and the tapping effect is improved. Therefore, friction is reduced, abrasion is reduced, machining precision is improved, and the service life of the screw tap is prolonged.

The invention relates to the technical field of pile foundation construction, in particular to an electric crawler-type long screw pile machine with automatic point searching and automatic pile forming control, which comprises a vehicle body, and a control component is mounted in the vehicle body; the interior of the control part is electrically connected with a multi-mode sensing subsystem, the interior of the control part is electrically connected with an intelligent decision center, the interior of the control part is electrically connected with an omnidirectional navigation subsystem, and the interior of the control part is electrically connected with a cloud monitoring platform. According to the electric crawler-type long screw pile machine, the electric crawler-type long screw pile machine is highly intelligent pile foundation construction equipment, the advanced functions of automatic point searching, pile forming control, cloud monitoring and the like are integrated, the equipment is further provided with an innovative automatic lubricating system, the design of cylindrical cam driving and a precise metering valve is adopted, maintenance-free timing and quantitative lubrication is achieved, and the electric crawler-type long screw pile machine is suitable for popularization and application. According to the pile machine, through cooperative work of multiple systems, the construction precision and efficiency are remarkably improved, and manual intervention is reduced.

The present invention provides a highly adaptable integrated digging and anchoring machine with a dual-mode anchor drilling system, which belongs to the technical field of underground coal mining equipment, including a frame body, a cutting system, a conveying system, a dust removal system, a multifunctional temporary support system, a dry-wet dual-mode anchor drilling system, an automatic lubrication system, a water-cooled spray system, a hydraulic system, and an electronic control system. The walking mechanism adopts a wide crawler design, which improves the adaptability of the integrated digging and anchoring machine to muddy bottom plates; the dry-wet dual-mode anchor drilling system has two functions, dry dust removal and wet dust removal, and performs real-time switching selection according to the geological conditions of the tunnel bottom plate, and does not require the replacement of the drill box. The present invention improves the problems of muddy bottom plates, poor stability of the top and side walls, and low digging efficiency faced by rapid excavation of coal tunnels under complex geological conditions; realizes the integrated parallel operation of excavation, anchoring, transportation, dust removal, etc. of the tunnel excavation working face; and improves the efficiency and safety of coal mining and transportation.

The invention discloses an automatic lubrication control system and method for an excavator and a lubrication cycle calculation method. The automatic lubrication control system comprises a main controller, a lubrication pump, a lubrication pump controller and an electromagnetic valve assembly. The electromagnetic valve assembly comprises action control electromagnetic valves of all structural parts. The switching-on time of the action control electromagnetic valve is the action time of the corresponding lubricating hinge point; and the main controller accumulates and stores the switching-on time of each action control electromagnetic valve, and when the switching-on time is greater than or equal to a lubricating period, the main controller controls the lubricating pump to convey a lubricating medium to the corresponding lubricating hinge point through the lubricating pump controller, so that automatic lubrication is realized. According to the automatic lubricating system, whether the preset lubricating period is reached or not can be dynamically judged according to the actual working load of each lubricating hinge point and the degradation condition of the lubricating grease, so that the lubricating medium is accurately conveyed as required. Excessive consumption of lubricating grease in a traditional fixed-period lubricating mode and part abrasion caused by insufficient lubrication under complex working conditions can be effectively avoided.

The utility model relates to linear module technical field and provide a kind of wear-resistant linear module, comprising: linear module main body;Permanent magnet is arranged along the length direction of the linear module main body;Slide, its upper is equipped with the magnetic assembly with permanent magnet magnetic cooperation, so that slide moves along the length direction of linear module main body;Rail coil is set to the both sides of linear module main body;Suspension coil is set to the bottom of slide, suspension coil and rail coil magnetic force cooperation, so that slide is in magnetic levitation state;L-shaped guide rail is fixed to the linear module main body;L-shaped support is fixed to the slide, its inner side is equipped with linear ball array, and linear ball array and L-shaped guide rail are rolling contact;Automatic lubricating device is set to the L-shaped support, and lubricant is transported to linear ball array by pipeline system.The utility model passes through rail coil and suspension coil power electromagnetic force mutual repulsion, so that slide levitates and separates from mechanical contact, and eliminates sliding friction.Artificial intervention is avoided by automatic lubrication system.

The application discloses an automatic lubricating system, which comprises a lubricating device and a walking gear, the walking gear passes through the lubricating device, the cross section of the walking gear is in a convex letter structure, a through hole for the walking gear to pass through is formed in the lubricating device, the lubricating device comprises a box body, the through hole is formed in the surface of the box body, a containing barrel for containing lubricating liquid is arranged in the box body, a nozzle is arranged at the lower end of the containing barrel, a pressurizing structure is arranged in the containing barrel, a rotatable roller is arranged in the box body, the lower end surface of the roller is pressed on the step surface of the walking gear, and the box body can move along the walking gear when the roller rotates. In the implementation process of the application, the walking gear rack can be lubricated, the use of the device can save the use of manpower, and the walking gear rack can be conveniently lubricated in some scenes which are difficult for personnel to reach, such as high altitude, low altitude and narrow places.

This invention relates to the field of oil pumping unit technology, and discloses an automatic lubrication system for reducer bearings, a reducer, and an oil pumping unit. The automatic lubrication system for reducer bearings includes a first bearing housing mounted on a housing; a sludge discharge oil trough disposed on the housing and detachably connected to an oil receiving bottle; a lubricating oil trough disposed on the housing and communicating with the first bearing housing; a first oil receiving tray connected to the housing and communicating with both the sludge discharge oil trough and the lubricating oil trough; a portion of the lubricating oil in the first oil receiving tray, carrying sludge, flows through the sludge discharge oil trough to the oil receiving bottle, and a portion of the lubricating oil in the first oil receiving tray flows through the lubricating oil trough to the first bearing housing; and an oil supply mechanism for adding lubricating oil to the first oil receiving tray. The reducer includes the automatic lubrication system for reducer bearings. The oil pumping unit includes a reducer. This invention, through the above solution, solves the technical problems in related technologies where it is difficult to observe the accumulation of sludge in reducers and where sludge cannot be discharged.

A spindle drive tool for adjusting a position of a head of a spindle relative to a piston of an electro-mechanical automatic lubrication system in which the spindle and piston are connected by complementary screw threads includes a mounting portion and a coupling portion connected to the mounting portion. The mounting portion includes a bearing surface having a spindle head inlet at a first end, a first cavity and a second cavity. The spindle head inlet opens into the first cavity, the first cavity has a cross section configured to couple with the spindle head such that the spindle head cannot rotate relative to the mounting portion while in the first cavity, and the second cavity is coaxially with the first cavity and has a larger cross section than the first cavity such that the spindle head can rotate freely in the second cavity.

The invention discloses a rack-positioned heavy-load synchronous lifting and overturning device and a control method thereof. The rack-positioned heavy-load synchronous lifting and overturning device comprises a common base, an electrical control system, two stand columns, two lifting assemblies, two overturning assemblies, two clamp locking systems, two sets of protection devices, two automatic lubricating systems and two overturning tools. The two stand columns are installed on the common base in a bilateral symmetry mode, and the two lifting assemblies are installed on the opposite sides of the two stand columns correspondingly. The two overturning assemblies are fixed to the corresponding lifting assemblies respectively, and the two clamp locking systems are installed on the overturning assemblies respectively. The two protection devices are installed on the two stand columns correspondingly. The two automatic lubricating systems are installed on the two stand columns respectively. The electrical control system is connected with the lifting assembly, the overturning assembly and the clamp locking system. The two overturning tools can be fixed to the corresponding clamp locking systems in a butt joint mode. In conclusion, the device can achieve the long-term reliable and free lifting and overturning capacity of heavy-load products.

The present invention relates to an automatic lubrication system for a gear pair of an electric screw press, which includes an oil distributing gear meshed with the gear pair. A positioning seat is rotatably connected to the middle of the oil distributing gear. A guide oil pipe is connected to the middle of the positioning seat. One end of the guide oil pipe away from the positioning seat is connected to an oil storage tank. A guide oil pump is arranged on the guide oil pipe. A first oil passage is opened on one side of the positioning seat close to the gear pair, and the first oil passage is communicated with the guide oil pipe; a first oil distributing passage is opened on each tooth of the oil distributing gear at the same height as the first oil passage, and an oil feeding hole communicated with the first oil distributing passage is opened on the tooth of the oil distributing gear. The present invention replaces the traditional manual lubrication and achieves the effect of automatically lubricating the gear pair.

The invention discloses a bucket rod lubricating system and method, a working device and an excavator. The bucket rod lubricating system comprises a bucket rod body, a grease supplementing transition block and an automatic grease supplementing device. The bucket rod body is provided with a plurality of hinge points, and each hinge point is provided with at least one lubricating point; a plurality of groups of hole sites are formed in the grease supplementing transition block, and one group of hole sites corresponds to one lubricating point; each group of hole sites comprises a lubricating point communicating hole, a filling hole and an automatic lubricating communicating hole; a one-way conducting grease injection component is mounted in each filling hole; the automatic grease supplementing device is detachably mounted on the bucket rod body; according to the lubricating system, all lubricating points can be automatically lubricated, and manual grease supplementing can be conducted on a certain lubricating point under the condition that the automatic lubricating system breaks down and does not need to be shut down; after the automatic lubricating system is thoroughly damaged and overprotected, the automatic grease supplementing device and the lubricating pipeline connected with the grease supplementing transition block are disassembled, and manual lubricating of all lubricating points is achieved.

The utility model relates to an automatic lubricating system capable of recycling thin oil for a hot die forging press, which comprises a hydraulic station, the hydraulic station is connected with an oil pump, and the oil pump is respectively connected with oil inlet channels on a circulating lubricating oil way A, a circulating lubricating oil way B, a circulating lubricating oil way C and the circulating lubricating oil way B through oil inlet channels. Oil outlet channels on the circulating lubricating oil way A, the circulating lubricating oil way B, the circulating lubricating oil way C and the circulating lubricating oil way B are connected with an oil return way, the oil return way is connected with a hydraulic station, the circulating lubricating oil way A lubricates a left rack copper tile, and the circulating lubricating oil way B lubricates a left crank copper tile. The circulating lubricating oil way C lubricates the crank right copper tile, and the circulating lubricating oil way D lubricates the rack right copper tile. Thin oil lubrication is adopted, a circulating lubrication channel is designed for the copper tile to be matched with an oil supply system to achieve self-circulating lubrication, and the service life of the copper tile is prolonged.

An automatic chain maintenance device, method, and storage medium, which relate to the technical field of equipment maintenance, solve the problem that the existing automatic chain maintenance device cannot quickly clean the sludge on the chain surface, and can be applied to the chain maintenance in the chain drive scenario of industrial equipment. The automatic chain maintenance device includes a control system, a vibration cleaning system, a cleaning oil circulation injection system, and an automatic lubrication system; the vibration cleaning system is used to drive the chain to vibrate, so that the attachments on the chain surface are loosened or fall off; the cleaning oil circulation injection system is used to inject oil and gas onto the vibrating chain to take away the loosened attachments on the chain surface and achieve the cleaning of the chain; the automatic lubrication system is used to inject lubricating oil onto the chain after cleaning to achieve the lubrication of the chain; the control system is used to control the vibration cleaning system and the automatic lubrication system to work according to a predetermined mode to achieve the maintenance of the chain.

The utility model discloses an axle tube assembly with an automatic lubricating system, and relates to the technical field of vehicles, in particular to the axle tube assembly with the automatic lubricating system. Comprising a main body, a cooling device, a driving control device, a lubricating pump, a driven control device, a detachable assembly, an assembly sleeve, an electric heater, a top cover, a buckle, a lubricator storage groove, a temperature controller, a temperature sensor and a magnet. According to the lubricating device, the lubricating pump, the driving control device, the driven control device and the lubricator storage groove are integrated, the automatic and uniform lubricating function is achieved, and friction and abrasion are effectively reduced. According to the modular design, through magnets and detachable assemblies, the maintenance and replacement process is simplified, and the maintenance cost is reduced. The temperature control system comprises an electric heater, a cooling device, a temperature sensor and a temperature controller, it is ensured that the equipment operates within the optimal temperature range, and the operation stability and safety of the equipment are improved.

The utility model discloses a single-line type manual-automatic integrated lubricating system and a loader, comprising an electric control type single-line lubricating pump which comprises an oil tank, an electric pump, a controller and a sensor and is used for providing lubricating oil; the four-way block is connected with the electric control type single-line lubricating pump through a lubricating pipeline and is used for shunting the lubricating oil; the distributor comprises a frame distributor body installed on the front frame and the rear frame and a working device distributor body installed on the working device, the inlet ends of the frame distributor body and the working device distributor body are connected with the four-way block respectively, the outlet ends of the frame distributor body and the working device distributor body are connected with the manual oil injection installation block respectively, and the manual oil injection installation block is connected with the lubricating point. According to the single-line type manual-automatic integrated lubricating system, manual lubrication and centralized lubrication are connected in parallel, if one lubricating system is blocked, the other lubricating system can still be used normally, and efficiency is higher.

The invention discloses an elevator hoist rope automatic oiling system and method based on machine vision. The system comprises an industrial camera, a development board integration module, an oil supply mechanism, an oil scraping mechanism and the like. The system integrates the NVIDIA image segmentation device, the power supply lithium battery (24V), the voltage conversion module and the relay module, and is fixed above a camera support. The industrial camera is fixed to the camera support, located above the traction rope and the traction wheel, connected with NVIDIA equipment and used for detecting the oil film coverage rate on the traction rope and judging whether the oil film coverage rate reaches the standard or not. And an oil supply pump in the oil supply mechanism is driven by a signal sent by the development board to oil and maintain the hoist rope. The rotation of the stepping motor is controlled through the signal sent by the development board, the combination and separation of the traction rope oil scraping plate are realized through the synchronous belt mechanism and the lead screw nut mechanism which are connected with each other, and the traction wheel oil scraping plate and the traction wheel are in slight contact through the small spring force, so that the oil removal purpose is achieved. And finally, redundant oil liquid removed from the traction system can flow into the oil storage tank.

This utility model discloses an automatic lubrication system for a Nelson gravity separation device, comprising: an oil reservoir, a lubrication pump, solenoid valves, a distributor, a PLC controller, an oil flow sensor, and an oil filter. The oil reservoir is connected to the main oil pipe, which is equipped with the lubrication pump. A first-stage branch pipe is installed on the main oil pipe near the Nelson device, and each first-stage branch pipe is equipped with a solenoid valve. The distributor inlet is installed on the first-stage branch pipe of the main oil pipe, and the outlet is connected to a second-stage branch pipe of the main oil pipe, each of which is equipped with a solenoid valve and an oil flow sensor. The end of the second-stage branch pipe is connected to the lubrication port of the Nelson device. This utility model uses a PLC control system to output working signals to the lubrication pump, selectively opening and closing some solenoid valves to form an oil delivery path, and adding lubricating oil to different lubrication points of each Nelson device, achieving automatic lubrication. The oil flow sensor and PLC controller work together to accurately measure the amount of oil added.

The invention relates to the technical field of oil pumping units, and discloses an automatic lubricating system for a speed reducer bearing, a speed reducer and an oil pumping unit. The automatic lubricating system for the speed reducer bearing comprises a first bearing seat mounted on a machine shell; the sludge discharge oil tank is arranged on the machine shell and is detachably connected with an oil receiving bottle; the lubricating oil groove is formed in the machine shell and communicates with the first bearing seat; the first oil receiving disc is connected with the machine shell and communicated with the sludge discharging oil groove and the lubricating oil groove. Part of the lubricating oil in the first oil receiving disc carries oil sludge to flow to the oil receiving bottle through the sludge discharging oil groove, and part of the lubricating oil in the first oil receiving disc flows to the first bearing seat through the lubricating oil groove; and the oil supply mechanism is used for adding lubricating oil into the first oil receiving disc. The speed reducer comprises the speed reducer bearing automatic lubricating system. The pumping unit comprises a speed reducer. According to the scheme, the technical problems that the oil sludge accumulation condition of the speed reducer is difficult to observe and the oil sludge cannot be discharged in the prior art are solved.

The invention discloses an annealing furnace roller way bearing full-automatic lubricating system and method based on array combination control, and relates to the field of automatic lubrication of industrial equipment. The system comprises a pneumatic lubricating machine, a PLC, an HMI, a pressure transmitter and a matrix relay set, m * n lubricating points are controlled through m + n + 1 DO points, and control resources are greatly saved. Parameters such as lubricating period and oil injection time are set through the HMI, the PLC selects a target lubricating point according to matrix combination, the pneumatic lubricating machine is driven to quantitatively inject grease, and the pressure transmitter monitors pressure in real time. The system can automatically recognize faults such as blockage and leakage and give an alarm, and timing, quantitative and full-automatic lubrication is achieved. The system has high precision, high reliability and strong expansibility, solves the defects of manual lubrication and the problems of high complexity and high cost of a traditional centralized lubrication system, effectively prolongs the service life of equipment, and reduces the maintenance cost.

The present invention relates to a dynamic roller sieve with a self-cleaning star for classifying and cleaning iron ore, with anti-impact device, rollers with independent motors, quick-change shaft system and anti-clogging device, characterised in that it comprises a plurality of metal grids (7), an automatic lubrication system (10), self-cleaning stars (20), independent speed adjustment per module, an anti-impact device (40) and flexible coupling system for motors (50), an inclination control system (60), drive units (100) with an electric motor, a shaft (110) with bearings (115), an anti-clogging device (120) and a quick-change shaft system (130).

The invention discloses an automatic lubricating system of an electric shovel bucket and an electric shovel. The automatic lubricating system comprises an automatic recovery reel device, a main pipeline I, a distributor, a main pipeline II and a plurality of final-stage pipelines. The automatic recovery reel device is fixed on the bucket rod and is close to the area of the bucket; one end of the main pipeline I is fixed and is connected with a lubricating pump main pipeline, the other end of the main pipeline I is connected in the automatic recovery reel device, and the main pipeline I can be pulled out and recovered along with the reciprocating retraction and release of the bucket rod; the distributor is fixed on the bucket body; one end of the main pipeline II is fixed and is connected with a joint of the main pipeline I in the automatic recovery reel device, and the other end of the main pipeline II is connected with the distributor; one end of each final-stage pipeline is connected to the distributor, and the other end of each final-stage pipeline is connected to a lubricating point. The automatic lubricating system of the electric shovel bucket overcomes the defect that lubricating oil needs to be manually injected into an existing electric shovel bucket, and is simple and compact in structure, wide in application range, long in service life and high in safety performance.

The utility model discloses an automatic lubricating system for extruder gear box belongs to gear box lubrication field. An automatic lubricating system for extruder gear box, including gear box and oil supply mechanism, oil supply mechanism includes the mounting plate of installation in the side of gear box, and the prefiltering mechanism, oil feed pump, filter and cooler are installed in order from left to right on the mounting plate, and the prefiltering mechanism includes the box of fixed mounting on the mounting plate, and the outside sealed coupling of box has the closing plate, and the inside installation of box has a plurality of filter screen subassembly, and filter screen subassembly includes filter plate support and installs the filter plate in the inside of filter plate support, and the outer end fixed mounting of filter plate support has the baffle, the utility model discloses through setting on the filter plate on the material stirring mechanism, can when using the scrap that accumulated on the filter plate be stirred to both sides, reduce the accumulation of scrap, can effectively reduce the jam probability of filter plate through the material stirring component simultaneously, improve the filtration efficiency of filter screen.