Robot oiling machine

Abstract

The utility model discloses a robot oiling machine which comprises an oil tank, an oil pump and a plurality of oil way main pipes, and the oil tank is communicated with the oil pump through the oil way main pipes. The driving assembly is used for providing directional power for the oil pump; and the flow dividing assembly is used for branching hydraulic oil in the oil way main pipe so that the hydraulic oil can flow into a plurality of moving shafts of an industrial robot speed reducer, one end of the flow dividing assembly communicates with the oil way main pipe, and the other end of the flow dividing assembly communicates with the moving shafts of the industrial robot speed reducer through oil way branch pipes correspondingly. The driving assembly provides vertically upward power for lubricating oil in the oil pump, and the flow dividing assembly injects lubricating oil branches of the oil way main pipe into a speed reducer multi-shaft oil injection hole of the industrial robot. And oil change work can be automatically carried out on all the motion shaft speed reducers, maintenance personnel do not need to follow up in the whole process, and the maintenance work efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial robot refueling, and mainly relates to a robot refueling machine. Background Art

[0002] Industrial robots need to replace the gearbox grease during maintenance. Currently, the oil change method for industrial robots mainly relies on manual replacement, which is highly dependent on personnel. Maintenance personnel need to manually change the oil axis by axis, which is inefficient, labor-intensive, and has high maintenance costs. Relying on manual oil change work, both work efficiency and labor intensity cannot be effectively guaranteed; low oil change efficiency leads to a lot of maintenance hours, affecting the normal execution of the maintenance plan. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a robot oiler which can realize split flow oil filling for multiple axes of a robot reducer and improve the efficiency of maintenance work.

[0004] The technical problem to be solved by the present invention can be achieved by adopting the following technical solutions:

[0005] A robot refueling machine, characterized by comprising:

[0006] An oil tank, an oil pump, and a plurality of oil pipes, wherein the oil tank and the oil pump are connected through the oil pipes;

[0007] A drive assembly, used to provide directional power to the oil pump;

[0008] The shunt component is used to branch the hydraulic oil in the oil circuit main pipe and then flow it into several moving axes of the industrial robot reducer. One end of the shunt component is connected to the oil circuit main pipe, and the other end of the shunt component is connected to several moving axes of the industrial robot reducer through oil circuit branches.

[0009] In a preferred embodiment of the utility model, the driving assembly includes a driving motor, a driving gear, a first driven gear, and a second driven gear. The output shaft of the driving motor and the axis of the driving gear are coaxially driven, and the driving gear, the first driven gear, and the second driven gear are meshed in sequence. The axis of the second driven gear and the interior of the oil pump are coaxially driven.

[0010] In a preferred embodiment of the utility model, an eccentric oil circuit is provided at the oil inlet end of the oil pump, the oil outlet pipe of the oil tank and the oil inlet of the oil pump are respectively arranged longitudinally and are parallel to each other; the eccentric oil circuit includes a first eccentric block, a second eccentric block, and an eccentric cavity, the upper surface of the first eccentric block is tightly connected with the lower surface of the second eccentric block, the eccentric cavity is provided at the tight connection, and the eccentric cavity is respectively connected to the oil circuit main pipe of the oil tank and the oil pump.

[0011] In a preferred embodiment of the utility model, the diversion assembly includes a multi-way connector, a plurality of diversion solenoid valves, and a plurality of oil outlet nozzles; one interface of the multi-way connector is connected to the oil circuit main pipe, and the remaining interfaces of the multi-way connector are respectively connected to the oil inlets of a plurality of diversion solenoid valves; the oil outlets of the plurality of diversion solenoid valves are respectively provided with the oil outlet nozzles, and the plurality of oil outlet nozzles are connected one by one to a plurality of oil filling holes on the industrial robot reducer through a plurality of the oil circuit branches.

[0012] In a preferred embodiment of the present utility model, a pressure three-way joint is provided at the oil inlet end of the flow dividing component, and a pressure transmitter is provided at the third interface of the pressure three-way joint.

[0013] In a preferred embodiment of the present utility model, the robot refueling machine further comprises a mounting plate, the drive assembly is arranged on the mounting plate, and a main circuit solenoid valve is arranged on the upper side of the mounting plate.

[0014] In a preferred embodiment of the present invention, a main line one-way valve and a main line three-way joint are sequentially arranged between the oil outlet of the oil pump and the pressure three-way joint; the third interface of the main line three-way joint is connected to the exhaust valve.

[0015] The beneficial effects of the utility model are: a robot refueling machine, a driving component provides vertical upward power to the lubricating oil in the oil pump, and the diversion component injects the lubricating oil branch of the oil circuit main into the multi-axis oil filling hole of the reducer of the industrial robot; it can automatically change the oil for the reducer of each moving axis, replacing the traditional manual oil change method, and the oil change work is fully automated, without the need for maintenance personnel to follow up throughout the process; the maintenance work efficiency is greatly improved, ensuring that the oil change amount of each moving axis of the reducer reaches a certain value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the structure of a robot refueling machine.

[0017] Figure 2 This is the second structural schematic diagram of a robot refueling machine of the utility model.

[0018] Figure Number:

[0019] 11 mounting plate, 12 mounting plate, 13 main circuit solenoid valve; 14 main circuit non-return valve, 15 main circuit three-way connector.

[0020] Oil tank, 21 oil pump, 22 oil main pipe, 23 oil branch pipe.

[0021] 30 driving assembly: 31 driving motor, 32 driving gear, 33 first driven gear, 34 second driven gear; eccentric oil circuit: 35 first eccentric block, 36 second eccentric block, eccentric cavity.

[0022] 40 shunt assembly: 41 multi-way connector, 42 shunt solenoid valve, 43 oil outlet nozzle; 44 pressure three-way connector, 45 pressure transmitter. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below with reference to specific illustrations.

[0024] See also Figure 1 to Figure 2 The figure shows a robot refueling machine, including: an oil tank, an oil pump 21, and several oil pipes 22. The oil tank and the oil pump 21 are connected through the oil pipes 22; a driving component 30 is used to provide directional power to the oil pump 21; a shunt component 40 is used to branch the hydraulic oil in the oil pipe 22 and then flow into several moving axes of the industrial robot reducer. One end of the shunt component 40 is connected to the oil pipe 22, and the other end of the shunt component 40 is connected to the several moving axes of the industrial robot reducer through the oil branch pipes 23.

[0025] The drive assembly 30 of the utility model provides vertical upward power to the lubricating oil in the oil pump 21, and the diverter assembly 40 injects the lubricating oil branch of the oil main pipe 22 into the multi-axis oil filling hole of the reducer of the industrial robot; it can realize automatic oil change for the reducer of each moving axis, replacing the traditional manual oil change method, and the oil change work is fully automated, without the need for maintenance personnel to follow up throughout the process; it greatly improves the efficiency of maintenance work and ensures that the oil change amount of each moving axis of the reducer reaches a certain value.

[0026] The above robot oilers can change oil according to the set amount, realize the synchronous oil change of the robot's six axes, and improve the efficiency from 3 units / day·person to 15 units / day·person, greatly improving the oil change efficiency, fully reducing the labor intensity of maintenance personnel, and improving the utilization rate of maintenance personnel. In the daily maintenance of industrial robots, it effectively guarantees the oil change volume of the robot, improves the oil change efficiency, reduces the labor cost of the enterprise, and allows maintenance personnel to achieve greater value creation; at the same time, it also helps to ensure the maintenance of the robot, improve the operating stability of the robot, and reduce the waste caused by the robot downtime.

[0027] In this embodiment, the drive assembly 30 includes a drive motor 31, a driving gear 32, a first driven gear 33, and a second driven gear 34. The output shaft of the drive motor 31 and the axis of the driving gear 32 are coaxially driven, the driving gear 32, the first driven gear 33, and the second driven gear 34 are meshed in sequence, and the axis of the second driven gear 34 and other internal gears of the oil pump 21 are coaxially driven. Specifically, the drive motor 31 is a brushless motor. The above drive assembly 30 uses multiple gears and multi-stage transmission, which is stable and ensures continuous supply of power source.

[0028] Furthermore, an eccentric oil circuit is provided at the oil inlet end of the oil pump 21, and the oil outlet pipe of the oil tank and the oil inlet of the oil pump 21 are respectively arranged longitudinally and in parallel; the eccentric oil circuit includes a first eccentric block 35, a second eccentric block 36, and an eccentric cavity, and the upper surface of the first eccentric block 35 is tightly connected to the lower surface of the second eccentric block 36, and an eccentric cavity is provided at the tight connection, and the eccentric cavity is connected to the oil circuit main pipe 22 of the oil tank and the oil pump 21. Specifically, the eccentric cavity is Z-shaped. The above eccentric oil circuit can not only ensure the smooth operation of the oil circuit, but also cooperate with the transmission position of the drive assembly 30 to save floor space.

[0029] In this embodiment, the flow diversion component 40 includes a multi-way connector 41, a plurality of flow diversion solenoid valves 42, and a plurality of oil outlet nozzles 43. One interface of the multi-way connector 41 is connected to the oil circuit main pipe 22, and the other interfaces of the multi-way connector 41 are respectively connected to the oil inlets of the plurality of flow diversion solenoid valves 42; the oil outlets of the plurality of flow diversion solenoid valves 42 are respectively provided with oil outlet nozzles 43, and the plurality of oil outlet nozzles 43 are connected to the plurality of oil filling holes on the industrial robot reducer through a plurality of oil circuit branches 23. The flow diversion is controlled by controlling a plurality of solenoid valves. Preferably, the number of flow diversion solenoid valves 42 and oil outlet nozzles 43 is set to 6 or 8; a flow meter is respectively provided on the oil circuit branch pipe on the side of each flow diversion solenoid valve, and the flow meter is provided in the control valve, and the flow meter is used to detect the oil flux in each oil circuit branch pipe.

[0030] Furthermore, a pressure tee 44 is provided at the oil inlet end of the flow splitter assembly 40, and a pressure transmitter 45 is provided at the third interface of the pressure tee 44. The above flow splitter assembly 40 is branched and split through the multi-way joint 41, and the flow splitter solenoid valve 42 controls whether the lubricating oil in the oil branch pipe 23 flows and the flow direction, so as to provide the required lubricating oil to the multi-axis branch of the reducer. The pressure transmitter 45 is convenient for adjusting the pressure, which can ensure the pressure value required when the flow splitter assembly 40 is working.

[0031] In this embodiment, the robot refueling machine also includes an outer shell, a mounting plate 11, and an mounting disk 12. The drive assembly 30 is arranged on the mounting disk 12; a main circuit solenoid valve 13 is arranged on the upper side of the mounting disk 12. The main function of the main circuit solenoid valve 13 is to relieve pressure to prevent the pressure in the oil main pipe from being too high; the mounting plate 11 and the mounting disk 12 are horizontally arranged from top to bottom inside the outer shell, and the diverter assembly 40 is installed on the mounting plate 11.

[0032] Furthermore, a main line one-way valve 14 and a main line three-way joint 15 are arranged in sequence between the oil outlet of the oil pump 21 and the pressure three-way joint 44; the third interface of the main line three-way joint 15 is connected to an exhaust valve. When there is air in the oil main pipe, the exhaust valve needs to be started for proper emptying.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A robot refueling machine, characterized in that: include: An oil tank, an oil pump, and a plurality of oil pipes, wherein the oil tank and the oil pump are connected through the oil pipes; A drive assembly, used to provide directional power to the oil pump; The shunt component is used to branch the hydraulic oil in the oil circuit main pipe and then flow it into several moving axes of the industrial robot reducer. One end of the shunt component is connected to the oil circuit main pipe, and the other end of the shunt component is connected to several moving axes of the industrial robot reducer through oil circuit branches.

2. A robot refueling machine as claimed in claim 1, characterized in that: The driving assembly includes a driving motor, a driving gear, a first driven gear, and a second driven gear. The output shaft of the driving motor and the axis of the driving gear are coaxially driven. The driving gear, the first driven gear, and the second driven gear are meshed in sequence. The axis of the second driven gear and the inside of the oil pump are coaxially driven.

3. A robot refueling machine as claimed in claim 2, characterized in that: An eccentric oil circuit is arranged at the oil inlet end of the oil pump, and the oil outlet pipe of the oil tank and the oil inlet of the oil pump are respectively arranged longitudinally and in parallel; the eccentric oil circuit comprises a first eccentric block, a second eccentric block, and an eccentric cavity, the upper surface of the first eccentric block is tightly connected with the lower surface of the second eccentric block, and the eccentric cavity is arranged at the tightly connected position, and the eccentric cavity is respectively connected to the oil circuit main pipe of the oil tank and the oil pump.

4. A robot refueling machine as claimed in claim 1, characterized in that: The diversion component includes a multi-way connector, a plurality of diversion solenoid valves, and a plurality of oil outlet nozzles. One interface of the multi-way connector is connected to the oil circuit main pipe, and the remaining interfaces of the multi-way connector are respectively connected to the oil inlets of a plurality of diversion solenoid valves; the oil outlets of the plurality of diversion solenoid valves are respectively provided with the oil outlet nozzles, and the plurality of oil outlet nozzles are connected one by one to a plurality of oil filling holes on the industrial robot reducer through a plurality of oil circuit branches.

5. A robot refueling machine as claimed in claim 4, characterized in that: A pressure three-way joint is arranged at the oil inlet end of the flow dividing component, and a pressure transmitter is arranged at the third interface of the pressure three-way joint.

6. A robot refueling machine as claimed in claim 2, characterized in that: The robot refueling machine also includes a mounting plate, the drive assembly is arranged on the mounting plate, and a main circuit solenoid valve is arranged on the upper side of the mounting plate.

7. A robot refueling machine as claimed in claim 5 or 6, characterized in that: A main line one-way valve and a main line three-way joint are arranged in sequence between the oil outlet of the oil pump and the pressure three-way joint; the third interface of the main line three-way joint is connected to the exhaust valve.

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