78results about "Manual lubrication" patented technology

The utility model relates to a positioning disc applied to a lining pressure filter screen of a grease lubricating pump, which comprises a lubricating pump main body, an oil cover, a top cover, a positioning disc, a motor and an oil pressing paddle, and aims to directly open the top cover of an oil storage cylinder and pour grease into the oil cover, and drive the oil pressing paddle to rotate through the motor, so that the grease can be filled into the oil storage cylinder. Due to the fact that the positioning disc is provided with the filter screen, impurities in the grease are filtered out through the filter screen, the impurities are kept in the containing groove temporarily, the impurities are prevented from being mixed into the grease, a lubricating system is prevented from breaking down, the friction face of a lubricating part is prevented from being damaged, and the oil outlet pipe is prevented from being blocked by the impurities. And smooth operation of the lubricating pump is ensured.

The utility model relates to the technical field of mechanical equipment lubrication, and discloses a lubricating grease filling sealing structure which comprises a filling mechanism, and a cleaning mechanism is arranged on the outer side of the filling mechanism. The filling mechanism comprises an oil storage barrel, a push block is movably connected into the oil storage barrel, a conical block is fixedly connected to the left side of the bottom of the push block, a connecting rod is fixedly connected to the right side of the push block, a handle is fixedly connected to the end, away from the push block, of the connecting rod, a barrel nozzle is arranged on the left side of the oil storage barrel, and a connecting ring is fixedly connected to the left side of the barrel nozzle. A connecting frame is arranged on the left side of the connecting ring, a hollow through hole is formed in the left side of the connecting frame, an extension pipe is movably connected into the through hole, and a sealing gasket is fixedly connected to the right side of the extension pipe. According to the lubricating grease filling sealing structure, through threaded connection and the use of the sealing gasket, the sealing ring and the gasket, the sealing performance in the filling process is ensured, leakage of lubricating grease is avoided, and the filling efficiency is improved.

This invention provides a grease atomization device for a grease gun that can smoothly and uniformly spray grease from the grease gun. [Solution] Used to spray atomized grease onto the outer surface of large machine parts, the gun body 10 is provided with a grease outlet pipe 12 and an atomizing nozzle 2 located at its front end. The end of the gun body is connected to a pressure source. A flow divider switch 3 is also provided, which is located on the gun body and is used to divide the pressure source into two. Some of the air pressure flows into the gun body and pressurizes the piston chamber 13 to eject the grease, while the other portion of the air pressure flows into the atomizing nozzle via the hose 32, accelerating the airflow due to a structure in which the hole diameter gradually decreases. By pressurizing the piston chamber and atomizing the grease with airflow, grease can be smoothly and uniformly sprayed from the grease gun 1.

A grease filling apparatus for a manual grease includes a second valve means 600 in the cylinder 300 within the charging tank 100 through the cover 200, a first valve means 500 in the piston 400 that is tightly inserted into the cylinder 300 through the cover 200 and that moves up and down, and a conventional manual grease gun 1 detachably installed on the upper side of the piston 400, which is advantageous in terms of enabling fully filling the manual grease gun 1 in a short time with the grease from the charging tank 100 without air pocket formation using a pumping force of the piston 400, preventing grease from being smeared on the outside of the opening portion of the manual grease gun 1, thereby decreasing grease consumption, and improving cleanliness around the worksite.

A lubricant atomizing device for a grease gun involves refined spray-on grease for the external surfaces of large mechanical components, and includes an oil discharge tube and a refinement tube nozzle connected to the front end of the main body. An air pressure source is connected to the main body. A flow diverter switch is installed on the main body that divides the air pressure source into two streams. One air pressure flows into the main body to drive a piston chamber to pressurize and squeeze out the grease, while the other air pressure flows through a flexible tube into the refinement tube nozzle. Through the reduction in hole diameter to accelerate air flow, and under the dual action of pressurizing the piston chamber and accelerating the refinement of grease through air flow, the grease gun can smoothly and uniformly spray out refined grease.

The utility model relates to the technical field of lubricating equipment, in particular to a portable grease gun which comprises a barrel and a piston assembly arranged on the barrel, a connecting rod handle is rotatably arranged on the piston assembly, a stabilizing plate is arranged on the barrel, and four through holes allowing fingers of a user to penetrate through are formed in the stabilizing plate. A mounting mechanism is arranged at the oil outlet of the cylinder body, and the cylinder body is detachably provided with an oil outlet nozzle through the mounting mechanism. According to the grease gun, the stabilizing plate with the through hole is installed on the barrel body, a user can stabilize the barrel body by penetrating fingers into the through hole of the stabilizing plate, the barrel body does not need to be held by the whole hand, the redundant space of the hand can be used for acting on a connecting rod handle to extrude grease, and therefore the convenience is greatly improved when the user uses the grease gun; and the position of the barrel can be stabilized only by a single finger, and the device is simple in structure, convenient and practical.

The utility model discloses an oiling device for a refrigerator hinge shaft, which comprises a storage cylinder and a sealing cover which are fixedly connected, and a handle is fixedly connected to the outer surface wall of the storage cylinder. According to the oil outlet pipe, an operator holds a handle with one hand and pushes a pushing wheel through a convex piece with the other hand, the pushing wheel is rotationally matched with the top of a sealing cover through a damping bearing, meanwhile, pushing force is provided for the pushing rod through screwing of the inner surface wall of the pushing wheel and the pushing rod, the pushing rod pushes a piston plate, and the piston plate slides along the outer surface wall of the vertical end of the oil outlet pipe; grease in a storage barrel is guided out from an oil outlet pipe under the action of pressure difference, a traditional electric push rod is replaced by a mode of manually driving a piston plate to ascend and descend, the universality of the oiling device is improved, based on human mechanics, an operator cannot greatly push a push wheel at a time, the push wheel capable of rotating progressively is matched, and the oiling efficiency is improved. And therefore, an operator can conveniently control the oil outlet speed and the oil outlet quantity of the grease.

The embodiment of the utility model provides a track buffer and relates to a limiting plate. A sliding groove is formed in the limiting plate, a positioning bin is arranged on one side of the limiting plate, a damper is fixedly connected to the inner wall of the positioning bin, one side of the damper is fixedly connected to the inner wall of the positioning bin, and a buffer block is fixedly connected to the other side of the damper; the other side of the buffer block penetrates through the side wall of the positioning bin, the damper is sleeved with a spring, the two ends of the spring are fixedly connected to the inner wall of the positioning bin and the side wall of the buffer block respectively, a positioning block is fixedly connected to the bottom of the positioning bin, and a pair of first bolts penetrates through the positioning block. The side wall of the limiting plate is provided with a threaded groove matched with the first bolt, the limiting plate is sleeved with a U-shaped block, the side wall of the U-shaped block is fixedly connected with a stabilizing block, the stabilizing block extends into the sliding groove, and the buffering piece has the advantage that the buffering piece is convenient to replace.

The utility model provides a manual oil injection anti-splashing bottle for a dental high-speed handpiece, which relates to the technical field of dental high-speed handpieces and comprises a main body mechanism, an auxiliary mechanism is arranged on the outer side of one end of the main body mechanism, the main body mechanism comprises a first bottle body, a second bottle body is arranged on the outer side of one end of the first bottle body, and the auxiliary mechanism is arranged on the outer side of the other end of the second bottle body. The outer side of one end of the first bottle body is in threaded connection with the inner surface of the bottom end of the second bottle body. The rotary knob is rotated to enable the extrusion plate to exert external force on the inner rod, and then the height of the inner rod is increased, so that the circulation diameter of the sponge is increased, lubricating oil is smoother in the flowing process, the torrential condition caused by too large pressure of the inner plug on the lubricating oil is avoided, and the service life of the lubricating oil is prolonged. The lubricating quantity is controlled through simple adjustment of the knob, the misoperation risk caused by splashing of lubricating oil is reduced, pollution to equipment is avoided, secondly, when a bearing part needs to be lubricated, only the flowing diameter of the sponge ring needs to be reduced, and the situation that the lubricating oil overflows due to the fact that the flow is too large is prevented.

The utility model relates to a multi-stage filtering oil pot, and aims to solve the technical problem that oil liquid is polluted due to the fact that an oil pot does not have a filtering function. According to the technical scheme, the oil filtering device comprises an outlet oil filtering device, a ventilation pipe, an air filtering device and an inlet oil filtering device, the outlet oil filtering device is arranged at the end of an oil outlet bent pipe, the ventilation pipe is vertically arranged, the lower end of the ventilation pipe is communicated with the root of the oil outlet bent pipe, and the upper end of the ventilation pipe is connected with the air filtering device; the outlet oil filtering device comprises an oil filtering pipe and an outlet oil filter, the outlet oil filter is arranged at one end of the oil filtering pipe, the other end of the oil filtering pipe is connected with the oil outlet bent pipe through threads, the inlet oil filtering device comprises a bottom plate, an inner cylinder, second filter paper, an outer cylinder and a conical oil inlet, the outer cylinder and the inner cylinder are coaxially and fixedly arranged on the bottom plate, and filtering holes are formed in the side walls of the outer cylinder and the inner cylinder. The second filter paper is vertically arranged in the middle through the fixing groove, and the conical oil inlet is formed in the top. According to the oil can, lubricating oil can be filtered for multiple times, and the quality of the lubricating oil is guaranteed.

The utility model provides a grease gun hole plug structure which is used for avoiding the problem that a grease gun cannot smoothly discharge grease due to wrong operation of a user, and comprises a grease gun which is provided with an upper cover, a pipe body and a pressing rod group, the pipe body is connected with a grease channel arranged on the upper cover, the grease channel radially penetrates through the upper cover, and the pressing rod group is arranged on the pipe body. The pressing rod group is assembled at one end of the grease channel and is pivoted to the upper cover; the adjusting screw is provided with a concave head part and a rod body, and the rod body is connected to the other end of the grease channel; the hole plug is connected to the inner concave head part of the adjusting screw; the hole plug is tightly matched with the adjusting screw, so that a user can be prevented from randomly changing the adjusting screw by using a wrench, the internal pressure of the grease gun is prevented from being influenced, and the possibility of misoperation is avoided.

The utility model relates to a lubricating device of coal mining equipment, and belongs to the technical field of lubricating devices. Comprising a lubricating gun body and a supporting base frame, the lubricating gun body comprises a gun barrel body with an upper opening and a lower opening, the lower end of the gun barrel body is fixedly connected with a bucket-shaped connector, the lower end of the bucket-shaped connector is fixedly connected with an oil pipe, a valve is installed in the middle of the oil pipe, and the upper end of the gun barrel body is detachably connected with an end cover; an adjusting piece used for adjusting the position of the conical piston block is connected to the upper portion of the conical piston block, the lower end of the oil pipe is detachably connected with an oil outlet dropper or a lubricating head, and the lubricating gun body is movably placed on the supporting base frame. And by arranging the oil outlet dropper and the lubricating head, the lubricating requirements of different coal mine equipment can be met. By arranging the supporting base frame, when long-time lubrication is needed, the lubricating gun body can be installed on the U-shaped bracket, so that long-time lifting operation of workers is avoided, and the labor intensity is effectively reduced.

Distribution device for distribution of a viscous material internally to a first piece at an internal surface of a cavity for coupling with a second piece, wherein the distribution device comprises a body provided with a seat for coupling with a dispenser of the viscous material, the body comprising at least one internal channel for the transfer of the viscous material towards exit holes which are shaped in the form of nozzles placed on the side surface of the body for distribution of the viscous material, and injection device comprising such distribution device.

This utility model relates to the field of grease gun technology, and more particularly to a grease gun connector, comprising: a sleeve with a core tube fixedly disposed at one end; a sleeve with an axially movable clamping tube inside, the clamping tube including multiple radially expandable clamping plates; an oil injection tube disposed inside the clamping tube, forming an axial limiting structure with the clamping plates through a retaining ring; the core tube being connected to the clamping tube; an elastic reset mechanism being connected between the sleeve and the sleeve; and an operating mechanism being disposed outside the sleeve, which can drive the clamping tube and clamping plates to move axially. This connector, through its innovative integrated design of the clamping tube and clamping plates, achieves an integrated structure for the clamping part, resulting in a compact and non-loose structure, significantly reducing assembly difficulty, avoiding the assembly gaps of traditional split structures, and significantly improving overall strength and durability.

The invention relates to the technical field of mining equipment, in particular to oil injection equipment. A plurality of through grooves are formed in the surface of an oil tank in the circumferential direction, a plurality of compression cylinders which are in one-to-one correspondence with the through grooves and communicate with the through grooves are fixedly arranged on the inner wall of the oil tank in the circumferential direction, and the ends, away from the through grooves, of the compression cylinders are fixedly covered with flexible films; and compression plates are installed in the compression cylinder, the compression plates are all connected to the same driving module, and the driving module is used for driving the compression plates to do reciprocating motion in the compression cylinder so that the compression plates can repeatedly compress gas between the flexible module and the compression plates. The pressurizing device is arranged in the oil tank, an operator presses the handle in a reciprocating mode to enable the pressurizing device to intermittently pressurize grease in the oil tank, and the steel wire rope moving intermittently is matched, so that the pressurized grease in the oil tank can better permeate into a rope core; and the steel wire rope can be lubricated and prevented from corrosion inside and outside.

The utility model belongs to the technical field of grease guns, in particular to a grease pumping device of a grease gun, which comprises a threaded rod, a connecting cover and a piston, the connecting cover is sleeved on the threaded rod and can be directly or indirectly connected with a grease gun barrel, the piston is sleeved on the threaded rod, a threaded hole is arranged on the piston, and the threaded rod is arranged in the threaded hole and is in threaded connection with the piston. A telescopic rod for limiting the piston to rotate relative to the threaded rod is arranged between the piston and the connecting cover, the two ends of the telescopic rod are connected with the connecting cover and the piston respectively, and the piston can be driven to move front and back along the threaded rod by driving the threaded rod to rotate. According to the grease pumping device, a screw transmission structure is adopted to pump grease into the grease gun barrel, so that the efficient and labor-saving effect is achieved, some users with small arm strength can complete the grease pumping work of the grease gun barrel at a time, and therefore the working efficiency is improved.

The utility model relates to the technical field of grease guns, in particular to a grease gun linked switch which comprises a gun body, an electric control switch used for controlling starting and stopping of a motor is arranged on the gun body, and the gun body is rotationally connected with a switch button used for pressing the electric control switch and a control mechanism used for controlling the state of the switch button. The control mechanism comprises an unlocking button inserted in the gun body in a sliding mode, a locking ring is arranged on the switch button, and a baffle used for preventing the switch button from being pressed and started and a maintaining hook used for maintaining the button switch to press and start the electric control switch are arranged on the unlocking button in the sliding direction. And an avoiding groove for normal rotation of the switch button is formed between the retaining hook and the baffle plate at an interval. The oil injection device has the effects that the requirements of personnel inching, mistaken touch prevention and continuous oil injection are met, and personnel use is facilitated.

The invention provides a lubricant container, a manufacturing method and setting method thereof, a lubricant supply device, a bearing device, a rotating electric machine, and an elevator traction machine, so as to reduce the time for replacing the lubricant container. Provided is a lubricant container provided with a plurality of accommodating parts (23) for accommodating a lubricant, and a connecting part (22) for connecting the plurality of accommodating parts, the connecting part (22) being deformable. Furthermore, by deformation of the connecting part (22), the plurality of accommodating parts (23) are arranged in a circular ring shape. The connecting part (22) is in a belt shape, and the plurality of accommodating parts (23) are arranged on the surface of the connecting part (22) in a bag shape. In addition, the lubricant container is provided with a handle part (24) which is arranged at one end of the plurality of accommodating parts (23) connected by the connecting part (22).

The utility model relates to the technical field of grease injection devices, and discloses a valve auxiliary grease injection device which comprises an injection pipe, one side of the injection pipe is fixedly connected with a fixing seat, one side of the fixing seat is provided with a rectangular groove, the interior of the rectangular groove is slidably connected with an installation plate, one side of the installation plate is fixedly connected with an installation seat, and the installation seat is fixedly connected with a valve. An injection head is fixedly connected to one side of the mounting base, and a cavity is formed in the fixing base. According to the auxiliary grease injection device for the valve, through an injection head mounting structure composed of the fixing base, the rectangular groove, the mounting plate, the sliding plate, the clamping rod, the connecting rod and the spring, the injection head can be quickly and conveniently disassembled and replaced. Therefore, the valve auxiliary grease injection device can be easily matched with valves with grease injection holes of different sizes, the universality and practicability of the device are greatly improved, and the problem that a traditional integrated grease injection device is difficult to adjust according to changes of the valve grease injection holes is effectively solved.

The invention relates to a coupling (1) for coupling to a lubricating nipple (2), in particular to a conical lubricating nipple, comprising a tubular main body (3) which has a wall (5) comprising recesses (6), clamping elements (4) which are arranged in the recesses (6) and are designed for coupling the main body (3) to the lubricating nipple (2) in a form-fitting manner, and an actuating element (7). The coupling (1) is designed for transmitting media through the coupling (1) and through the lubricating nipple (2). In the state in which the coupling (1) is coupled to the lubricating nipple (2), the clamping elements (4) bear in each case against the actuating element (7) in a contact region (21a) and against the lubricating nipple (2) in a contact region (21b). According to the invention, the recesses (6) of the main body (3), in which the clamping elements (4) are arranged, are each designed as an elongated hole (16) having a longitudinal extension in the axial direction (L) and / or are formed in the circumferential direction (U) of the tubular main body (3), and webs (17) are arranged between the elongate holes (16), wherein the main body (3) has a hardness of 50-65 HRC in the respective contact region with the clamping elements (4).

The utility model discloses a grease gun and aims to solve the problem that a plug of a grease gun in the prior art is easy to lose. The technical problem is solved through the following technical scheme that the oil cylinder comprises a cylinder body assembly, wherein the cylinder body assembly comprises a cylinder body, an oil outlet pipe and a connecting rod piece; the end, away from the barrel body, of the connecting rod piece is rotationally connected with a handle. And the plug is detachably arranged on the cylinder body assembly. The plug is connected to the barrel assembly in a threaded mode, when the plug is not used, the plug can be fixed to the barrel assembly in a threaded mode, and when the plug needs to be used, the plug can be fixed to the barrel assembly in a threaded mode. Due to the fact that the plug is fixed on the barrel assembly in a threaded mode, the plug does not fall off from the barrel assembly in the using process.

The utility model relates to the technical field of lubricating equipment, in particular to a grease gun capable of weighing. The gun comprises a gun body, a gun head, a first gun barrel, a second gun barrel, a turbine flowmeter and two buckling mechanisms, one end of the first gun barrel is detachably connected with the oil outlet end of the gun body, one end of the second gun barrel is detachably connected with the gun head, the outer wall of the other end of the first gun barrel and the outer wall of the other end of the second gun barrel are each provided with two sets of clamping blocks, and a gap is formed between the two sets of clamping blocks; the two buckle mechanisms are installed at the oil inlet end and the oil outlet end of the turbine flowmeter correspondingly, the two buckle mechanisms are each provided with a clamping end, and the two clamping ends can be arranged in the interval between the two clamping blocks correspondingly. According to the utility model, the flow of the grease flowing through the turbine flowmeter can be measured in real time by arranging the turbine flowmeter, so that the grease filling accuracy is improved.

The invention discloses a lubricating grease coating device and a lubricating grease coating method, and relates to the technical field of lubricating grease coating, the lubricating grease coating device comprises a battery module and a spraying mechanism, the spraying mechanism is arranged at the top of the battery module, the spraying mechanism comprises a grip, the grip is arranged at the top of the battery module, and the battery module is arranged on the grip. A connecting rod is arranged at the top of the grip, a supporting rod is arranged on the outer side of the connecting rod, a trigger is arranged on the outer side of the supporting rod, a connecting shaft is arranged on the inner side of the trigger, the trigger rotates on the outer side of the supporting rod through the connecting shaft, and a switch sliding rod is rotationally connected to the inner side of the trigger. And the rotating bristles are attached to the surface to stir and uniformly smear the lubricating grease to finish the coating work, so that the lubricating grease coating device is light and convenient, the applicability of the lubricating grease coating device is improved, the precision of a coating mode and the coating mode are improved, the coating quality is improved, and waste and the use cost of the lubricating grease in maintenance work are reduced.

The utility model discloses a machine tool gear box lubricating oil manual filling leak -proof joint, including the joint pipe and the scale, the joint pipe top mouth is connected with the oil feeding bowl through. Advantageous effect: the utility model discloses a clamp ring, joint pipe and joint cover, when lubricating oil is filled to gear box lubricating oil tank, the joint pipe bottom can be inserted into lubricating oil tank through the oil filler, at this moment, the joint cover is located at the oil filler outside, and the staff can move the clamping oil filler by rotating handle bolt and driving the clamping plate, thereby fixing the joint cover and the joint pipe, and further fixing the oil feeding bowl, so that the staff can fill lubricating oil into the oil feeding bowl by hand to complete the filling of lubricating oil, the joint pipe and the oil feeding bowl are fixed in the process of manual filling, and the falling or skewing phenomenon is not produced, which is more stable, avoids the lubricating oil leakage accident, improves the stability of work, saves the trouble of manual hand holding and improves the convenience of use.

The utility model discloses an auxiliary oil pumping tool of an oil injection pump, and relates to the technical field of oil injection pumps. The oil gun comprises an oil gun body, the bottom of the oil gun body is fixedly connected with a handle, the bottom of the handle is fixedly connected with an oil pipe connector, the interior of the handle is fixedly connected with a connecting pipe, the bottom of the connecting pipe is fixedly connected with the top of the oil pipe connector, an oil outlet nozzle is arranged on the left side of the oil gun body, and a conveying pipe is arranged in the oil gun body. The inner wall of the oil outlet nozzle is fixedly connected with a butt joint pipe, and the left side of the oil outlet nozzle makes contact with an adjusting rotary disc. According to the utility model, the adjusting turntable is arranged, specifically, a worker rotates the rotating ring to drive the adjusting turntable to rotate, and the oil outlet I and the oil outlet II are staggered, so that the gap between the oil outlet I and the oil outlet II is adjusted, the oil outlet quantity can be controlled, and the proper oil outlet quantity can be adjusted according to different requirements; and the situation of waste caused by overlarge oil injection amount is avoided.

A dispensing system to apply grease to a lens holder is provided. The dispensing system includes a lens holder cavity adapted to accommodate a lens holder and a loading area. The loading area includes a damping grease cartridge to accommodate the grease. The dispensing system includes a nozzle apply a predetermined volume of the grease to the inner diameter of the threads. The dispensing system includes a first servo motor to control the height of the lens holder and a second servo motor to ensure a uniform dispense of the predetermined volume grease. The dispensing system is controlled by a programmable logic controller that includes a human machine interface panel adapted to control process parameters. The programmable logic controller and the human machine interface panel are adapted to modify dispensing time, rotation speed, rotation angle to regulate dispensing of the grease.

The grease dispensing system comprises a grease gun machine with a barrel and a threaded plug at its distal end, a grease cartridge configured to fit within the barrel and defining a capped tube with a nozzle having external threading, and an adapter interfacing the threaded plug and nozzle. The adapter includes a smaller connector with internal threading for engagement with the nozzle and a larger connector that fluidly connects to the smaller connector and threads to the plug.

The utility model relates to a large-displacement handheld electric greasing gun and a lubricating pump, which are used for solving the technical problems that the traditional handheld greasing gun is slow in lubricating grease filling and low in lubricating efficiency. Comprising a battery, a grease storage barrel, a driving module, a grease pumping module and a converging block, the driving module comprises a gear motor and a transmission mechanism, the transmission mechanism comprises a worm and gear mechanism and at least two sets of slider-crank mechanisms, each slider-crank mechanism comprises a rotating pair, a connecting rod and a slider, and the rotating pair comprises a rotating crankshaft vertically arranged on the side face of a worm gear; one end of the connecting rod is rotationally assembled on the rotating crankshaft through a sleeve, and the other end is hinged with the slider; the grease pumping module comprises plunger pairs arranged in one-to-one correspondence with the slider-crank mechanisms, each plunger pair comprises a valve body, a plunger valve element and a one-way valve, the one-way valves are arranged at the outlet end of a valve cavity, the sliding blocks are fixedly connected with the plunger valve elements, and the converging block is provided with a main oil duct communicated with the grease injection gun head and branch oil ducts connected with the one-way valves in a one-to-one correspondence mode. And each branch oil duct is communicated with the main oil duct.

The utility model provides a leakproof electric two-way stop valve, which relates to the stop valve field, and comprises an actuating mechanism and a stop valve body, the actuating mechanism is connected with the upper end of the stop valve body, the actuating mechanism comprises a driving box, the upper end of the driving box is provided with a guide cylinder, the driving box is internally provided with a toothed plate, and the toothed plate is connected with the guide cylinder. A first gear is meshed with one side of the toothed plate, a second gear is meshed with the other side of the toothed plate, a motor is connected to the outer side of the first gear, a manual assembly is connected to the outer side of the second gear, a protection plate is connected to the lower end of the driving box, a holder is connected to the lower end of the protection plate, and a driving rod is slidably connected to the interior of the protection plate. The lower end of the driving rod is connected with a sliding plate, and the lower end of the sliding plate is connected with a valve rod. According to the utility model, an electric operation mode and a manual operation mode are adopted, a safe standby effect is realized, and meanwhile, a certain lubricating effect is achieved.

The utility model provides a special oilcan device for a file saw. The special oilcan device comprises a first handheld part and a second handheld part, the smearing barrel extends in the preset direction, and a first handheld part is installed at the bottom of the smearing barrel; a lubricating cavity and a lubricating opening communicating with the lubricating cavity are formed in the smearing barrel, and the lubricating opening extends in the extending direction of the smearing barrel and is used for containing a sawtooth part of a saw blade. Cotton yarn is placed in the lubricating cavity and used for adsorbing engine oil. The lubricating opening is formed in the sawtooth part of the saw blade, cotton yarn adsorbing engine oil in the lubricating cavity makes contact with the sawtooth part of the saw blade by moving the smearing barrel, smearing treatment is carried out, and the problems that when cotton yarn is dipped in engine oil to wipe the saw blade, the engine oil usage amount is large, resource waste is likely to be caused, dripping and splashing are likely to happen in the operation process, and the working environment is polluted are effectively solved. And the cleaning difficulty and the manual burden are increased.