A method for using a single-point lubrication device for a motor bearing

Abstract

A method for using a single-point lubrication device for a motor bearing. After an oil supply device and an oil injection device are connected, the oil outlet of the single-point lubrication device is connected and fixed to the oil injection port of a mechanical device. When the operation time of the single-point lubrication device reaches the set time interval for oil lubrication or time cycle for oil lubrication, the execution module starts the screw stepper motor to rotate the screw to drive the hollow tube piston oil pump to move back and forth. The hollow tube piston oil pump injects oil into the oil injection hole of the mechanical device according to the metering. The single-point lubrication device lubricates the oil at the set time interval or time cycle. The present invention is a single-point oil injection device used for bearing lubrication of isolated or outdoor mechanical equipment. By installing the single-point lubrication device once, it is ensured that the bearing lubrication of the mechanical equipment can last for at least one maintenance cycle, and it can ensure that the mechanical equipment can run for a long time without maintenance, thereby extending the service life of the isolated or outdoor mechanical equipment.

Description

Technical Field

[0001] The invention relates to single-point oiling of a motor bearing, and in particular to a method for using a single-point lubrication device for a motor bearing. Background Art

[0002] At present, in the long-term operation of isolated or field mechanical equipment, some equipment has only one bearing that needs maintenance; after the bearings of the mechanical equipment are exposed to wind and sun, the maintenance cycle of the bearings of the mechanical equipment is short, and maintenance personnel frequently carry tools to remote sites to add lubricating oil for maintenance. Due to the remote location of the mechanical equipment, poor road conditions, and even rainy and snowy weather, the mechanical equipment cannot be reached. The site, resulting in maintenance personnel being unable to reach the site to maintain the mechanical equipment, resulting in the inability to ensure the normal operation of the mechanical equipment, and even damage or replacement; In view of the above reasons, a method for using a single-point lubrication device for motor bearings is proposed. Summary of the invention

[0003] The purpose of the present invention is to overcome the problem that some isolated or outdoor mechanical equipment has only one bearing that needs maintenance during long-term operation; the maintenance cycle of the bearings of the mechanical equipment is short, and maintenance personnel frequently carry tools to remote sites to add lubricating oil for maintenance. Due to the remote location of the mechanical equipment, poor road conditions, and even the inability to reach the site of the mechanical equipment in rainy or snowy weather, maintenance personnel are unable to reach the site to maintain the mechanical equipment, resulting in the inability to ensure the normal operation of the mechanical equipment. Now, through reasonable design, a method for using a single-point lubrication device for motor bearings is provided; the present invention is a single-point oiling device used for bearing lubrication of isolated or outdoor mechanical equipment. By installing the single-point lubrication device once, it is ensured that the bearing lubrication of the mechanical equipment can last for at least one maintenance cycle, and the lubrication maintenance cycle is long, which can avoid maintenance personnel carrying tools to remote areas, poor road conditions, and even rainy or snowy weather. Automatic lubrication through the single-point lubrication device can ensure that the mechanical equipment does not need maintenance for a long time, thereby extending the service life of the isolated or outdoor mechanical equipment.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a method for using a single-point lubrication device for a motor bearing, wherein the single-point lubrication device for a motor bearing is composed of a single-point lubrication device, an oil supply device, an oil injection device, an oil bag, a spring, a hollow tube piston oil pump, a screw stepping motor, a control module, a power supply, an oil bag oil discharge port, an oil inlet, a single oil inlet valve, an oil outlet, a single oil outlet valve, a screw, a screw piston connecting plate, a central module, an execution module, a metering module, a timing module, a display module, a touch screen display, an external socket, a lubrication pump seat, an oil storage cylinder body, an oil supply cylinder body, a screw rack, and a manual button; a single-point The upper part of the lubricating device is arranged as an oil supply device, the oil supply device is arranged as a cylindrical cavity, the cavity of the oil supply device is arranged as a lower opening, the lower part of the single-point lubrication device is arranged as an oil injection device, the oil injection device is arranged as a cylindrical cavity with an upper opening, the oil injection device is arranged corresponding to the cylindrical cavity of the oil supply device, the upper opening of the oil injection device is arranged corresponding to the lower opening of the oil supply device, and a screw or a buckle is arranged between the upper opening of the oil injection device and the lower opening of the oil supply device; a spring is arranged at the upper bottom of the oil supply device, an oil bag is arranged at the lower end of the spring, the oil bag is arranged as a telescopic cavity, an oil bag discharge port is arranged at the middle of the lower end of the oil bag, and an extrusion plate is arranged between the upper end of the oil bag and the spring;

[0005] The lower end of the oil filling device is arranged in a funnel shape, and an oil discharge outlet is reserved at the lower end of the funnel shape, and an engine oil outlet is arranged in the oil discharge outlet; a power supply is arranged on one side of the oil filling device, and a control module is arranged on the other side of the oil filling device, a touch screen display is arranged on the outside of the control module, a manual button is arranged on the upper part of the control module, and a lubrication pump seat is arranged in the middle of the oil filling device; a hollow tube piston oil pump is arranged in the middle part above the lubrication pump seat, and the upper end of the hollow tube piston oil pump is arranged in an oil storage cylinder body, and the upper end of the oil storage cylinder body is arranged in an engine oil inlet, and a single oil inlet valve is arranged in the engine oil inlet, and the upper end of the hollow tube piston oil pump is arranged in the oil storage cylinder body, and a piston ring is arranged between the outer side of the upper end of the hollow tube piston oil pump and the inner wall of the oil storage cylinder body; the lower end of the hollow tube piston oil pump is arranged in an oil supply cylinder body, and the lower end of the hollow tube piston oil pump is arranged in the oil supply cylinder body, and a piston ring is arranged between the outer side of the lower end of the hollow tube piston oil pump and the inner wall of the oil supply cylinder body, and the lower end of the hollow tube piston oil pump is arranged in the engine oil outlet, and a single oil outlet valve is arranged in the outlet of the lower end of the hollow tube piston oil pump;

[0006] A connecting and positioning sleeve is arranged outside the middle of the hollow tube piston oil pump, a screw rack is arranged on one side of the hollow tube piston oil pump, a screw stepping motor is arranged on the upper end of the screw rack, a screw is arranged on the lower end of the screw stepping motor, a screw seat is arranged between the two ends of the screw and the slider screw rack, a slider is arranged between the middle of the screw and the screw rack, and a screw piston connecting plate is arranged between the slider and the connecting and positioning sleeve of the hollow tube piston oil pump;

[0007] A central module is arranged in the middle of the control module, a display module is arranged above the central module, a metering module and a timing module are arranged between the display module and the central module, an execution module is arranged on one side of the timing module, and a power supply circuit is arranged between the execution module and the power supply; a signal line is arranged between one side of the metering module and the timing module and the central module respectively, and a signal line is arranged between the other side of the metering module and the timing module and the display module respectively; a power supply circuit is arranged between the execution module and the screw stepping motor; an external socket is arranged on one side of the central module, and a signal line is arranged between the central module and the external socket;

[0008] Before installing the single-point lubrication device, fill the oil bag of the oil supply device with engine oil, connect the oil bag discharge port with the engine oil inlet port, and connect and fasten the oil supply device and the oil filling device with a buckle;

[0009] After the oil supply device and the oil injection device are connected, the single-point lubrication device is started by a manual button. The single-point lubrication device rotates the screw through the screw stepper motor, and the rotation of the screw drives the screw piston link and the hollow tube piston oil pump to perform reciprocating motion in turn; when the hollow tube piston oil pump is upward, the one-way oil outlet valve at the lower end of the hollow tube piston oil pump is opened, and the hollow tube piston oil pump has a smooth cavity. At the same time, the one-way oil inlet valve is subjected to upward pressure and is closed; when the hollow tube piston oil pump is downward, the one-way oil outlet valve is closed. At the same time, the one-way oil inlet valve is opened, and the engine oil in the oil bag enters the oil storage cylinder body under the downward suction force of the hollow tube piston oil pump and the extrusion force of the spring. After the oil storage cylinder body is filled with engine oil, during the process of the hollow tube piston oil pump performing reciprocating motion according to the above-mentioned action, the engine oil fills the hollow tube of the hollow tube piston oil pump and the oil supply cylinder body respectively, and the preparation work for the installation of the single-point lubrication device is completed.

[0010] After the single-point lubrication device completes the preparation work, set the timing through the touch screen display as two types, one is time interval lubrication, the other is time period lubrication; then set the measurement of one oil supply through the touch screen display; after the timing and measurement of the single-point lubrication device are set; pre-fill the oil filling port of the mechanical equipment with oil, the outlet of the oil filling port corresponds to the bearing of the mechanical equipment, and the oil outlet of the single-point lubrication device is connected and fixed to the oil filling port of the mechanical equipment.

[0011] When the running time of the single-point lubrication device reaches the set time interval for lubrication or time cycle for lubrication, the timing module sends a signal to the central module according to the set timing time point. After receiving the signal, the central module executes the module according to the set metering instruction. The execution module starts the screw stepper motor to rotate the screw to drive the hollow tube piston oil pump to move back and forth; the hollow tube piston oil pump injects engine oil into the oil filling hole of the mechanical equipment according to the metering method and then stops; the single-point lubrication device lubricates at the set time interval or time cycle, and injects engine oil into the oil filling hole of the mechanical equipment according to the above method.

[0012] Beneficial effects: The present invention is a single-point oiling device used for bearing lubrication of isolated or outdoor mechanical equipment. By installing the single-point lubrication device once, it is ensured that the bearing lubrication of the mechanical equipment can last for at least one maintenance cycle. The lubrication and maintenance cycle is long, which can avoid maintenance personnel carrying tools to remote areas with poor road conditions, or even unable to reach the site of the mechanical equipment in rainy or snowy weather. Automatic lubrication through the single-point lubrication device can ensure that the mechanical equipment can run for a long time without maintenance, thereby extending the service life of the isolated or outdoor mechanical equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below in conjunction with the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the general assembly structure;

[0015] Figure 2 yes Figure 1 A schematic diagram of the local structure of the upper part;

[0016] Figure 3 yes Figure 1 A schematic diagram of the local structure of the lower part;

[0017] Figure 4 yes Figure 1 Schematic diagram of the control circuit structure;

[0018] Figure 1 , 2 , 3, and 4: single-point lubrication device 1, oil supply device 2, oil injection device 3, oil bag 4, spring 5, hollow tube piston oil pump 6, screw stepper motor 7, control module 8, power supply 9, oil bag drain port 10, oil inlet 11, single oil inlet valve 12, oil outlet 13, single oil outlet valve 14, screw 15, screw piston connecting plate 16, central module 17, execution module 18, metering module 19, timing module 20, display module 21, touch screen display 22, external socket 23, lubrication pump seat 24, oil storage cylinder body 25, oil supply cylinder body 26, screw rack 27, manual button 28. DETAILED DESCRIPTION

[0019] The present invention is further described in detail below in conjunction with embodiments and specific implementation modes:

[0020] Example 1

[0021] The upper part of the single-point lubrication device 1 is set as an oil supply device 2, and the oil supply device 2 is set as a cylindrical cavity. The cavity of the oil supply device 2 is set as a lower opening. The lower part of the single-point lubrication device 1 is set as an oil injection device 3, and the oil injection device 3 is set as a cylindrical cavity with an upper opening. The oil injection device 3 is set corresponding to the cylindrical cavity of the oil supply device 2, and the upper opening of the oil injection device 3 is set corresponding to the lower opening of the oil supply device 2. A screw or a buckle is set between the upper opening of the oil injection device 3 and the lower opening of the oil supply device 2; a spring 5 is set at the upper bottom of the oil supply device 2, and an oil bag 4 is set at the lower end of the spring 5. The oil bag 4 is set as a telescopic cavity, and an oil bag oil discharge port 10 is set in the middle of the lower end of the oil bag 4, and an extrusion plate is set between the upper end of the oil bag 4 and the spring 5;

[0022] The lower end of the oil filling device 3 is set in a funnel shape, and an oil discharge outlet is reserved at the lower end of the funnel shape, and an engine oil outlet 13 is set in the oil discharge outlet; a power supply 9 is set on one side of the oil filling device 3, and a control module 8 is set on the other side of the oil filling device 3. A touch screen display 22 is set on the outer side of the control module 8, and a manual button 28 is set on the upper part of the control module 8. A lubrication pump seat 24 is set in the middle of the oil filling device 3; a hollow tube piston oil pump 6 is set in the middle of the upper part of the lubrication pump seat 24, and the upper end of the hollow tube piston oil pump 6 is set as an oil storage cylinder 25, and the upper end of the oil storage cylinder 25 is set as an engine oil inlet 11, and the engine oil inlet 12 is set at the upper end of the oil storage cylinder 25. A one-way oil inlet valve 12 is provided in the oil inlet 11, the upper end of the hollow tube piston oil pump 6 is provided in the oil storage cylinder 25, and a piston ring is provided between the outer side of the upper end of the hollow tube piston oil pump 6 and the inner wall of the oil storage cylinder 25; the lower end of the hollow tube piston oil pump 6 is provided as an oil supply cylinder 26, the lower end of the hollow tube piston oil pump 6 is provided in the oil supply cylinder 26, and a piston ring is provided between the outer side of the lower end of the hollow tube piston oil pump 6 and the inner wall of the oil supply cylinder 26, the lower end of the hollow tube piston oil pump 6 is provided as an oil outlet 13, and a one-way oil outlet valve 14 is provided in the outlet of the lower end of the hollow tube piston oil pump 6;

[0023] A connecting and positioning sleeve is arranged on the outer side of the middle part of the hollow tube piston oil pump 6, a screw rack 27 is arranged on one side of the hollow tube piston oil pump 6, a screw stepping motor 7 is arranged on the upper end of the screw rack 27, a screw 15 is arranged on the lower end of the screw stepping motor 7, a screw seat is arranged between the two ends of the screw 15 and the slider screw rack 27, a slider is arranged between the middle part of the screw 15 and the screw rack 27, and a screw piston connecting plate 16 is arranged between the slider and the connecting and positioning sleeve of the hollow tube piston oil pump 6;

[0024] A central module 17 is arranged in the middle of the control module 8, a display module 21 is arranged above the central module 17, a metering module 19 and a timing module 20 are arranged between the display module 21 and the central module 17, an execution module 18 is arranged on one side of the timing module 20, and a power supply circuit is arranged between the execution module 18 and the power supply 9; a signal line is arranged between one side of the metering module 19 and the timing module 20 and the central module 17, respectively, and a signal line is arranged between the other side of the metering module 19 and the timing module 20 and the display module 21; a power supply circuit is arranged between the execution module 18 and the screw stepping motor 7; an external socket 23 is arranged on one side of the central module 17, and a signal line is arranged between the central module 17 and the external socket 23;

[0025] Before installing the single-point lubrication device 1, fill the oil bag 4 of the oil supply device 2 with engine oil, connect the oil bag oil outlet 10 with the engine oil inlet 11, and connect the oil supply device 2 with the oil filling device 3 by means of a buckle;

[0026] After the oil feeding device 2 is connected with the oil injection device 3, the single-point lubrication device 1 is started by the manual button 28. The single-point lubrication device 1 rotates the screw 15 through the screw stepping motor 7, and the rotation of the screw 15 drives the screw piston connecting plate 16 and the hollow tube piston oil pump 6 to move back and forth in turn; when the hollow tube piston oil pump 6 moves upward, the single-way oil outlet valve 14 at the lower end of the hollow tube piston oil pump 6 opens, and the hollow tube piston oil pump 6 has a smooth cavity. At the same time, the single-way oil inlet valve 12 is subjected to upward pressure. , closed; when the hollow tube piston oil pump 6 is downward, the one-way oil outlet valve 14 is closed, and at the same time, the one-way oil inlet valve 12 is opened, and the engine oil in the oil bag 4 enters the oil storage cylinder 25 by the downward suction force of the hollow tube piston oil pump 6 and the extrusion force of the spring 5. After the oil storage cylinder 25 is filled with engine oil, the hollow tube piston oil pump 6 performs a reciprocating motion according to the above-mentioned actions. After the engine oil fills the hollow tube of the hollow tube piston oil pump 6 and the oil supply cylinder 26 respectively, the preparation work for the installation of the single-point lubrication device 1 is completed.

[0027] Example 2

[0028] After the single-point lubrication device 1 completes the preparation work, the timing is set through the touch screen display 22 to two types, one is time interval lubrication, and the other is time period lubrication; then the measurement of one oil supply is set through the touch screen display 22; after the timing and measurement of the single-point lubrication device 1 are set; the oil filling port of the mechanical equipment is pre-filled with oil, and the outlet of the oil filling port corresponds to the bearing of the mechanical equipment, and the oil outlet 13 of the single-point lubrication device 1 is connected and fixed to the oil filling port of the mechanical equipment.

[0029] Example 3

[0030] When the running time of the single-point lubrication device 1 reaches the set time interval for lubrication or the time period for lubrication, the timing module 20 sends a signal to the central module 17 according to the set timing time point. After receiving the signal, the central module 17 executes the module 18 according to the set metering instruction. The execution module 18 starts the screw stepper motor 7 to rotate the screw 15 to drive the hollow tube piston oil pump 6 to move back and forth; the hollow tube piston oil pump 6 injects engine oil into the oil filling hole of the mechanical equipment according to the metering method and then stops; the single-point lubrication device 1 lubricates the oil at the set time interval or the time period, and injects engine oil into the oil filling hole of the mechanical equipment according to the above method.

Claims

1. A method for using a single-point lubrication device for a motor bearing, wherein the single-point lubrication device for a motor bearing comprises a single-point lubrication device (1), an oil supply device (2), an oil injection device (3), an oil bag (4), a spring (5), a hollow tube piston oil pump (6), a screw stepping motor (7), a control module (8), a power supply (9), an oil bag oil discharge port (10), an engine oil inlet (11), a single oil inlet valve (12), an engine oil outlet (13), a single oil outlet valve (14), a screw (15), a screw piston connecting plate (16), a central module (17), an execution module (18), a metering module (19), a timing module (20), a display module (21), a touch screen display (22), an external socket (23), a lubrication pump seat (24), an oil storage cylinder body (25), an oil supply cylinder body (26), a screw frame (27), and a manual button (28); and the characteristics are as follows: The upper part of the single-point lubrication device (1) is provided as an oil supply device (2), the oil supply device (2) is provided as a cylindrical cavity, the cavity of the oil supply device (2) is provided as a lower opening, the lower part of the single-point lubrication device (1) is provided as an oil injection device (3), the oil injection device (3) is provided as a cylindrical cavity with an upper opening, the oil injection device (3) is provided corresponding to the cylindrical cavity of the oil supply device (2), the upper opening of the oil injection device (3) is provided corresponding to the lower opening of the oil supply device (2), a screw or a buckle is provided between the upper opening of the oil injection device (3) and the lower opening of the oil supply device (2); a spring (5) is provided at the upper bottom of the oil supply device (2), an oil bag (4) is provided at the lower end of the spring (5), the oil bag (4) is provided as a telescopic cavity, an oil bag discharge port (10) is provided at the middle of the lower end of the oil bag (4), and an extrusion disk is provided between the upper end of the oil bag (4) and the spring (5); The lower end of the oil injection device (3) is arranged in a funnel shape, and an oil discharge outlet is reserved at the lower end of the funnel shape, and an engine oil outlet (13) is arranged in the oil discharge outlet; a power supply (9) is arranged on one side of the oil injection device (3), a control module (8) is arranged on the other side of the oil injection device (3), a touch screen display (22) is arranged on the outer side of the control module (8), a manual button (28) is arranged on the upper part of the control module (8), and a lubrication pump seat (24) is arranged in the middle of the oil injection device (3); a hollow tube piston oil pump (6) is arranged in the middle of the upper part of the lubrication pump seat (24), an upper end of the hollow tube piston oil pump (6) is arranged as an oil storage cylinder (25), and an upper end of the oil storage cylinder (25) is arranged as an engine oil inlet (11) , a one-way oil inlet valve (12) is arranged in the oil inlet (11), the upper end of the hollow tube piston oil pump (6) is arranged in the oil storage cylinder (25), and a piston ring is arranged between the outer side of the upper end of the hollow tube piston oil pump (6) and the inner wall of the oil storage cylinder (25); the lower end of the hollow tube piston oil pump (6) is arranged as an oil supply cylinder (26), the lower end of the hollow tube piston oil pump (6) is arranged in the oil supply cylinder (26), and a piston ring is arranged between the outer side of the lower end of the hollow tube piston oil pump (6) and the inner wall of the oil supply cylinder (26); the lower end of the hollow tube piston oil pump (6) is arranged as an oil outlet (13), and a one-way oil outlet valve (14) is arranged in the outlet of the lower end of the hollow tube piston oil pump (6); A connecting and positioning sleeve is arranged on the outer side of the middle part of the hollow tube piston oil pump (6), a screw rod frame (27) is arranged on one side of the hollow tube piston oil pump (6), a screw rod stepping motor (7) is arranged on the upper end of the screw rod frame (27), a screw rod (15) is arranged on the lower end of the screw rod stepping motor (7), screw rod seats are arranged between the two ends of the screw rod (15) and the slider screw rod frame (27), a slider is arranged between the middle part of the screw rod (15) and the screw rod frame (27), and a screw rod piston connecting plate (16) is arranged between the slider and the connecting and positioning sleeve of the hollow tube piston oil pump (6); A central module (17) is arranged in the middle of the control module (8), a display module (21) is arranged above the central module (17), a metering module (19) and a timing module (20) are arranged between the display module (21) and the central module (17), an execution module (18) is arranged on one side of the timing module (20), and a power supply circuit is arranged between the execution module (18) and the power supply (9); signal lines are arranged between one side of the metering module (19) and the timing module (20) and the central module (17), and signal lines are arranged between the other side of the metering module (19) and the timing module (20) and the display module (21); a power supply circuit is arranged between the execution module (18) and the screw stepping motor (7); an external socket (23) is arranged on one side of the central module (17), and a signal line is arranged between the central module (17) and the external socket (23); Before installing the single-point lubrication device (1), the oil bag (4) of the oil supply device (2) is filled with engine oil, the oil bag oil discharge port (10) is connected to the engine oil inlet (11) correspondingly, and the oil supply device (2) and the oil filling device (3) are connected and fastened by means of a buckle; After the oil supply device (2) and the oil injection device (3) are connected, the single-point lubrication device (1) is started by a manual button (28). The single-point lubrication device (1) rotates the screw (15) through the screw stepping motor (7). The rotation of the screw (15) drives the screw piston connecting plate (16) and the hollow tube piston oil pump (6) to move back and forth in sequence. When the hollow tube piston oil pump (6) moves upward, the single-way oil outlet valve (14) at the lower end of the hollow tube piston oil pump (6) opens, and the hollow tube piston oil pump (6) has a smooth cavity. At the same time, the single-way oil inlet valve (12) is pushed upward. When the hollow tube piston oil pump (6) moves downward, the one-way oil outlet valve (14) is closed, and at the same time, the one-way oil inlet valve (12) is opened, and the engine oil in the oil bag (4) enters the oil storage cylinder (25) under the downward suction force of the hollow tube piston oil pump (6) and the extrusion force of the spring (5). After the oil storage cylinder (25) is filled with engine oil, the hollow tube piston oil pump (6) performs a reciprocating motion according to the above-mentioned action, and the engine oil fills the hollow tube of the hollow tube piston oil pump (6) and the oil supply cylinder (26) respectively, completing the preparation work for the installation of the single-point lubrication device (1).

2. The method for using the single-point lubrication device for motor bearings according to claim 1, characterized in that: After the single-point lubrication device (1) has completed the preparation work, the timing is set to two types through the touch screen display (22), one is time interval lubrication, and the other is time cycle lubrication; then the measurement of one oil supply is set through the touch screen display (22); after the timing and measurement of the single-point lubrication device (1) are set; the oil filling port of the mechanical equipment is pre-filled with oil, the outlet of the oil filling port corresponds to the bearing of the mechanical equipment, and the oil outlet (13) of the single-point lubrication device (1) is connected and fixed to the oil filling port of the mechanical equipment.

3. The method for using the single-point lubrication device for motor bearings according to claim 1 is characterized in that: When the running time of the single-point lubricating device (1) reaches the set time interval for lubrication or the time period for lubrication, the timing module (20) sends a signal to the central module (17) according to the set timing time point. After receiving the signal, the central module (17) executes the module (18) according to the set metering instruction. The execution module (18) starts the screw stepping motor (7) to rotate the screw (15) to drive the hollow tube piston oil pump (6) to move back and forth; the hollow tube piston oil pump (6) injects oil into the oil filling hole of the mechanical equipment according to the metering, and then stops; the single-point lubricating device (1) injects oil into the oil filling hole of the mechanical equipment through the set time interval for lubrication or the time period for lubrication according to the above method.

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