CN111561556A - Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof - Google Patents

Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof Download PDF

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Publication number
CN111561556A
CN111561556A CN202010493043.3A CN202010493043A CN111561556A CN 111561556 A CN111561556 A CN 111561556A CN 202010493043 A CN202010493043 A CN 202010493043A CN 111561556 A CN111561556 A CN 111561556A
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CN
China
Prior art keywords
oil
box body
lubricating
body shell
gear box
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Pending
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CN202010493043.3A
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Chinese (zh)
Inventor
刘旭
刘海宁
李发家
唐怀壮
范士超
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University of Jinan
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University of Jinan
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Priority to CN202010493043.3A priority Critical patent/CN111561556A/en
Publication of CN111561556A publication Critical patent/CN111561556A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0412—Cooling or heating; Control of temperature
    • F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/06—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0408—Exchange, draining or filling of transmission lubricant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0435—Pressure control for supplying lubricant; Circuits or valves therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0447—Control of lubricant levels, e.g. lubricant level control dependent on temperature
    • F16H57/0449—Sensors or indicators for controlling the fluid level
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/02—Gearings; Transmission mechanisms
    • G01M13/021—Gearings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Details Of Gearings (AREA)

Abstract

The invention discloses a test bed gear box beneficial to discharging impurities and improving lubricating conditions and a method thereof, wherein the test bed gear box comprises a front box body shell, an oil heater, a rear box body shell, a temperature sensor, a gear pair, a left transmission shaft, a right transmission shaft, an oil baffle plate, an oil outlet pipe, an electric regulating valve, a box cover, an oil nozzle, a liquid level sensor, a lubricating controller and a lubricating regulating panel; the oil baffle plate can promote the circulation of lubricating oil at the bottom of the gear box; the inclined bottom of the rear box body is more beneficial to discharging impurities at the bottom; the lubricating controller adjusts the opening of the electric regulating valve according to the output of the liquid level sensor, so that the liquid level height of the lubricating oil is stabilized in a set range, and the oil heater and the oil nozzle are controlled according to the output of the temperature sensor, so that the dynamic adjustment of the temperature of the lubricating oil in the gear box is realized; the automatic lubricating device is reasonable in design structure, impurities of the gear box can be better discharged, the liquid level height and the temperature of lubricating oil in the gear box can be automatically adjusted, the lubricating condition is improved, and the long-time reliable operation of the gear box of the test bed is realized.

Description

Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof
Technical Field
The invention belongs to the technical field of gear test beds, and particularly relates to a test bed gear box beneficial to discharging impurities and improving lubricating conditions and a method thereof.
Background
The mechanical closed power flow test bed has the characteristics of simple structure, low investment, low energy consumption and strong economic applicability, and is widely applied to the experimental research of gears and transmission devices thereof. The circulating oil lubricating system based on the immersion oil of the mechanical closed power flow gear test bed not only can play a lubricating role, but also can increase the flowing of lubricating oil to take away heat, and is convenient for long-time operation and avoids the interference of the reduction of oil products caused by the traditional immersion oil lubrication to the test.
However, certain impurity can be remained and be difficult to discharge in traditional mechanical type closed power flow gear test bench test gear box bottom, and along with the improvement and the long-time operation of rotational speed, the temperature rise leads to inside atmospheric pressure increase in the gear box, the flow of fuel sprayer can't be adjusted according to the size of temperature in the box to traditional mechanical type closed power flow gear test bench test gear box, thereby can't change the interior lubricating oil circulation speed of gear box, can not take away the heat better and stabilize atmospheric pressure, can cause a large amount of fluid to spill over the gear box, produce extravagantly and pollute, be difficult to make fluid reach dynamic balance. .
In summary, for better impurity discharging, oil sump height adjustment and gear box temperature improvement, a test bed gear box with the functions of facilitating impurity discharging in the box body, dynamically adjusting oil outlet quantity of the oil outlet and improving oil liquid circulation speed needs to be developed.
Disclosure of Invention
In view of the above-mentioned not enough that prior art exists, provide a do benefit to discharge impurity and improve test bench gear box of lubricated condition, discharge test gear box interior impurity, the interior lubricating oil liquid level height of control gear box that can be better and adjust the interior lubricating oil temperature of gear box.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a do benefit to discharge impurity and improve test bench gear box of lubricated condition which characterized in that: the lubricating device is provided with a front box body, a rear box body, an upper box body and a lubricating control system; the oil-gas lubrication system comprises a front box body, an oil-gas heater, a temperature sensor, a rear box body, an oil-gas separator, a lubrication control system and a lubrication control system, wherein the front box body comprises a front box body shell, the oil-gas heater and the temperature sensor, the rear box body comprises a rear box body shell, a gear pair, a left transmission shaft, a right transmission shaft, an oil baffle, an oil outlet pipe and an electric regulating valve, the upper box body comprises a box cover, an oil nozzle and; the oil tank comprises a front tank shell, a rear tank shell, a tank cover, an oil nozzle, a liquid level sensor, a coaxial bearing hole, a left transmission shaft, a right transmission shaft, a gear pair, an oil baffle plate, an oil outlet hole, an oil outlet pipe with an electric control valve, a tank cover, an oil nozzle and a liquid level sensor, wherein the front tank shell is hermetically installed on the front surface of the rear tank shell through bolts; and the lubrication controller is respectively connected with the oil heater, the temperature sensor, the electric regulating valve, the oil nozzle, the liquid level sensor and the lubrication regulating panel.
Furthermore, temperature sensor installs the left part of box casing downside in the front, and temperature sensor one end stretches into inside the gear box cavity, and does not take place to interfere with other parts for gather lubricating oil temperature data in the experimental gear box.
Furthermore, the bottom of the inner wall of the rear box body shell is an inclined plane with a lower left part and a higher right part, and the inclination angle is not lower than 1 degree.
Furthermore, the liquid level sensor is hermetically arranged on the box cover, one end of the liquid level sensor extends into the cavity of the gear box and is positioned between the oil baffle plate and a cavity formed by the left wall of the rear box shell, and the liquid level sensor is used for collecting lubricating oil data in the test gear box.
Furthermore, the oil baffle is arranged on the left side of the cavity of the rear box body shell and is a part of the rear box body shell, the oil baffle does not interfere with the test gear, installation gaps among the oil baffle, the front box body shell and the box cover are smaller than 1mm, and a certain oil through gap is reserved between the bottom of the oil baffle and the bottom of the rear box body shell.
Furthermore, the oil outlet is positioned on a vertical line in the left wall of the rear box body shell, and the bottom of the inner wall of the oil outlet is lower than the bottom of the inner wall of the rear box body shell, so that impurities can be conveniently discharged and the internal oil can be conveniently emptied.
The invention also provides an adjusting method of the test bed gear box which is beneficial to discharging impurities and improving the lubricating condition, comprising the following steps:
step one, the liquid level height and the temperature of lubricating oil in a gear box are set through a lubricating adjusting panel of a lubricating control system;
step two, a lubrication controller of the lubrication control system starts an oil nozzle to spray lubricating oil into a test bed gear box, transmission shafts are meshed with each other through a gear pair to rotate, and an electric regulating valve arranged on an oil outlet pipe is opened;
and step three, a lubrication controller of the lubrication control system reads the output of the liquid level sensor and the temperature sensor, a proportional integral derivative control algorithm is operated by taking the liquid level height and the temperature of the lubricating oil in the gear box set by the lubrication adjusting panel as control targets, the electric adjusting valve is automatically adjusted to stabilize the page height of the lubricating oil in the gear box at the liquid level height target set by the lubrication adjusting panel, and the oil heater and the oil nozzle are automatically adjusted, so that the temperature of the lubricating oil in the gear box is stabilized at the lubricating oil temperature target set by the lubrication adjusting panel.
The beneficial synergy of the invention is as follows: the bottom of the inner wall of the rear box body shell is an inclined plane with a high left and a low right, so that impurities in the gear box can be discharged more easily in time; due to the arrangement of the oil baffle plate, the influence of oil splashed in the gear box on the liquid level sensor is reduced, and the bottom of the gear box can be better discharged with an oil through gap; the lubrication controller controls the oil nozzle according to the output of the temperature sensor to change the state of the oil heater and adjust the injection speed of the lubricating oil, so that the temperature of the lubricating oil in the gear box is dynamically adjusted; the lubricating controller adjusts the opening of the electric regulating valve according to the output of the liquid level sensor, so that the liquid level height of the lubricating oil can be stabilized within a set range.
Drawings
FIG. 1 is a front view of an assembly of a front box, a rear box and an upper box of a test gearbox of the present invention.
FIG. 2 is a top view of an assembly of the front box, the rear box and the upper box of the test gearbox of the present invention.
FIG. 3 is a left side view of an assembly of the front box, the rear box and the upper box of the test gearbox of the present invention.
FIG. 4 is a front view of the test gearbox of the present invention.
FIG. 5 is a top view of the upper housing of the test gearbox of the present invention.
FIG. 6 is a schematic view of the front case body, the rear case body and the case cover of the present invention.
FIG. 7 is a block diagram of the test gearbox of the present invention.
Fig. 8 is a schematic view of a circulating oil lubrication system based on oil immersion in a working state of the present invention.
FIG. 9 is a schematic diagram of the automatic lubrication condition adjustment of the gearbox of the present invention.
FIG. 10 is a flow chart of the present invention for adjusting the lubrication oil level of a gearbox.
FIG. 11 is a flow chart of the temperature adjustment of the gearbox oil according to the present invention.
In the figure: 10-a front box body, 11-a front box body shell, 12-an oil heater, 13-a temperature sensor, 20-a rear box body, 21-a rear box body shell, 22-a gear pair, 23-a left transmission shaft, 24-a right transmission shaft, 25-a bearing hole, 26-an oil baffle plate, 27-an oil outlet hole, 28-an oil outlet pipe, 29-an electric regulating valve, 30-an upper box body, 31-a box cover, 32-an oil nozzle, 33-a liquid level sensor, 40-a lubrication control system, 41-a lubrication controller and 42-a lubrication regulating panel.
Detailed Description
In order to clearly explain the technical features of the present invention, the present invention will be further described with reference to specific embodiments.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
The utility model provides a do benefit to discharge impurity and improve test bench gear box of lubricated condition which characterized in that: comprises a front box body 10, a rear box body 20, an upper box body 30 and a lubrication control system 40; the front box body 10 comprises a front box body shell 11, an oil heater 12 and a temperature sensor 13, the rear box body 20 comprises a rear box body shell 21, a gear pair 22, a left transmission shaft 23, a right transmission shaft 24, an oil baffle plate 26, an oil outlet pipe 28 and an electric regulating valve 29, the upper box body 30 comprises a box cover 31, an oil nozzle 32 and a liquid level sensor 33, and the lubrication control system 40 comprises a lubrication controller 41 and a lubrication regulating panel 42; the front box body shell 11 is hermetically installed on the front surface of the rear box body shell 21 through bolts, an oil heater 12 and a temperature sensor 13 are installed on the lower side of the front box body shell 11, the front box body shell 11 and the rear box body shell 21 are provided with coaxial bearing holes 25 and are provided with a left transmission shaft 23 and a right transmission shaft 24, a gear pair 22 is installed in the middle of the two transmission shafts, the transmission shafts are in mutual meshing transmission through the gear pair 22, an oil baffle plate 26 is arranged on the left side of a cavity of the rear box body shell 21, an oil outlet hole 27 is formed in a perpendicular bisector of the left wall of the rear box body shell 21, an oil outlet pipe 28 with an electric regulating valve 27 is installed in the oil outlet hole, and a box cover 31 is hermetically installed on the upper surfaces of the front; the lubrication controller 41 is respectively connected with the oil heater 12, the temperature sensor 13, the electric control valve 29, the oil nozzle 32, the liquid level sensor 33 and the lubrication adjustment panel 42.
Temperature sensor (13) installation is in the left part of preceding box casing (11) downside, and temperature sensor (13) one end stretches into inside the gear box cavity, and does not take place to interfere with other parts for gather lubricating oil temperature data in the experimental gear box.
The oil heater 12 is installed at the lower right part of the front box body shell 11, does not interfere with the gear pair 22 of the test gear box, and is used for heating lubricating oil, so that the viscosity of the lubricating oil is reduced.
The inner wall bottom of back box casing is the inclined plane that the height was high on the right side from low left, and inclination is 3 degrees.
The liquid level sensor (33) is a capacitance type oil level sensor and is hermetically arranged on the box cover (31), one end of the liquid level sensor extends into the cavity of the gear box and is positioned between the oil baffle plate (26) and a cavity formed by the left wall of the rear box body shell (21) for collecting lubricating oil level data in the test gear box.
The oil baffle plate (26) is arranged on the left side of the cavity of the rear box body shell (21) and is a part of the rear box body shell (21) and does not interfere with a test gear, the installation gaps of the oil baffle plate (26) and the front box body shell (11) and the box cover (31) are smaller than 1mm, and the bottom of the oil baffle plate (26) and the bottom of the rear box body shell (21) are reserved with a 20mm oil through gap.
The oil nozzle 32 is installed on the case cover 31, and one end of the oil nozzle 32 extends into the cavity of the gear case and is positioned right above the meshing area of the two gears.
The oil outlet hole (27) is located on the perpendicular line in the left wall of the rear box body shell (21), the bottom of the inner wall of the oil outlet hole (27) is lower than the bottom of the inner wall of the rear box body shell (21), the oil outlet hole (27) is connected with one end of an oil outlet pipe (28) through threads, and the other end of the oil outlet pipe (28) is connected with an electric regulating valve (29).
An embodiment of an adjusting method of a test bed gear box capable of automatically adjusting lubricating conditions is described with reference to fig. 9 to 11 for convenience of explanation.
As shown in fig. 9, the adjusting method of the test stand gear box capable of automatically adjusting the lubrication condition includes the steps of:
step one, the liquid level height and the temperature of lubricating oil in the gear box are set through a lubricating adjusting panel 42 of a lubricating control system 40;
step two, the lubrication controller 41 of the lubrication control system 40 opens the oil nozzle 32 to spray the lubricating oil into the test bed gear box, the transmission shafts rotate in a mutually meshed mode through the gear pair 22, and the electric regulating valve 29 installed on the oil outlet pipe 28 is opened;
and step three, the lubrication controller 41 of the lubrication control system 40 reads the outputs of the liquid level sensor 33 and the temperature sensor 13, runs a proportional integral derivative control algorithm by taking the liquid level height and the temperature of the lubricating oil in the gear box set by the lubrication adjusting panel 42 as control targets, automatically adjusts the electric adjusting valve 29 to stabilize the page height of the lubricating oil in the gear box at the liquid level height target set by the lubrication adjusting panel 42, and automatically adjusts the oil heater 12 and the oil nozzle 32, so that the temperature of the lubricating oil in the gear box is stabilized at the lubricating oil temperature target set by the lubrication adjusting panel 42.

Claims (7)

1. The utility model provides a do benefit to discharge impurity and improve test bench gear box of lubricated condition which characterized in that: comprises a front box body (10), a rear box body (20), an upper box body (30) and a lubrication control system (40); the lubricating device is characterized in that the front box body (10) comprises a front box body shell (11), an oil heater (12) and a temperature sensor (13), the rear box body (20) comprises a rear box body shell (21), a gear pair (22), a left transmission shaft (23), a right transmission shaft (24), an oil baffle plate (26), an oil outlet pipe (28) and an electric regulating valve (29), the upper box body (30) comprises a box cover (31), an oil nozzle (32) and a liquid level sensor (33), and the lubricating control system (40) comprises a lubricating controller (41) and a lubricating regulation panel (42); the front box body shell (11) is hermetically arranged on the front surface of the rear box body shell (21) through bolts, an oil heater (12) and a temperature sensor (13) are arranged on the lower side of a front box body shell (11), the front box body shell (11) and a rear box body shell (21) are provided with coaxial bearing holes (25) and a left transmission shaft (23) and a right transmission shaft (24), gear pairs (22) are arranged in the middle of the two transmission shafts, the transmission shafts are in meshed transmission through the gear pairs (22), an oil baffle plate (26) is arranged on the left side of a cavity of the rear box body shell (21), an oil outlet hole (27) is formed in the perpendicular bisector of the left wall of the rear box body shell (21), an oil outlet pipe (28) with an electric regulating valve (27) is installed in the oil outlet hole, a box cover (31) is hermetically installed on the upper surfaces of the front box body shell (11) and the rear box body shell (21) through bolts, and; the lubricating controller (41) is respectively connected with the oil heater (12), the temperature sensor (13), the electric regulating valve (29), the oil nozzle (32), the liquid level sensor (33) and the lubricating regulating panel (42).
2. The test bed gear box facilitating impurity discharging and improving the lubricating condition according to claim 1, wherein the temperature sensor (13) is installed at the left part of the lower side of the front box body shell (11), one end of the temperature sensor (13) extends into the interior of the gear box cavity and does not interfere with other components, and the temperature sensor is used for collecting the temperature data of lubricating oil in the test gear box.
3. The test bed gear box facilitating impurity discharging and improving the lubricating condition as claimed in claim 1, wherein the bottom of the inner wall of the rear box body shell is an inclined plane with a lower left part and a higher right part, and the inclined angle is not less than one degree.
4. The test bed gearbox beneficial to impurity discharge and lubrication condition improvement as claimed in claim 1, wherein the liquid level sensor (33) is hermetically mounted on the box cover (31), one end of the liquid level sensor extends into the gearbox cavity and is located between the oil baffle plate (26) and a cavity formed by the left wall of the rear box body shell (21) for collecting lubricating oil liquid level data in the test gearbox.
5. The test bed gear box facilitating impurity discharging and improving the lubricating condition according to claim 1, wherein the oil baffle plate (26) is arranged on the left side of the cavity of the rear box body shell (21) and is a part of the rear box body shell (21) and does not interfere with a test gear, the mounting gaps between the oil baffle plate (26) and the front box body shell (11) and between the oil baffle plate and the box cover (31) are smaller than 1mm, and a certain oil through gap is reserved between the bottom of the oil baffle plate (26) and the bottom of the rear box body shell (21).
6. The test bed gear box facilitating impurity discharging and improving the lubricating condition according to claim 1, wherein the oil outlet (27) is positioned on a perpendicular line in the left wall of the rear box body shell (21), and the bottom of the inner wall of the oil outlet (27) is lower than the bottom of the inner wall of the rear box body shell (21) so as to facilitate impurity discharging and internal oil discharging.
7. A method of adjusting a test stand gearbox to facilitate contaminant removal and improve lubrication conditions, comprising:
step one, the liquid level height and the temperature of lubricating oil in a gear box are set through a lubricating adjusting panel (42) of a lubricating control system (40);
step two, a lubrication controller (41) of a lubrication control system (40) opens an oil nozzle (32) to spray lubricating oil into a test bed gear box, transmission shafts rotate in a mutually meshed mode through a gear pair (22), and an electric regulating valve (29) installed on an oil outlet pipe (28) is opened;
and thirdly, a lubrication controller (41) of the lubrication control system (40) reads the output of the liquid level sensor (33) and the temperature sensor (13), a proportional integral derivative control algorithm is operated by taking the liquid level height and the temperature of the lubricating oil in the gear box set by the lubrication adjusting panel (42) as control targets, the electric adjusting valve (29) is automatically adjusted to stabilize the page height of the lubricating oil in the gear box at the liquid level height target set by the lubrication adjusting panel (42), and the oil heater (12) and the oil nozzle (32) are automatically adjusted to stabilize the temperature of the lubricating oil in the gear box at the lubricating oil temperature target set by the lubrication adjusting panel (42).
CN202010493043.3A 2020-06-03 2020-06-03 Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof Pending CN111561556A (en)

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Application Number Priority Date Filing Date Title
CN202010493043.3A CN111561556A (en) 2020-06-03 2020-06-03 Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010493043.3A CN111561556A (en) 2020-06-03 2020-06-03 Test bed gear box beneficial to discharging impurities and improving lubricating conditions and method thereof

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011112207A (en) * 2009-11-30 2011-06-09 Isuzu Motors Ltd Liquid level adjusting device of lubricating oil in transmission
CN104251299A (en) * 2013-10-30 2014-12-31 莱州市盛乐机械有限公司 Liquid level adjusting oil tank for gearbox
CN108087534A (en) * 2017-12-14 2018-05-29 浙江运达风电股份有限公司 Acclimation temperature type wind turbine gearbox lubricating system
CN110686070A (en) * 2019-11-13 2020-01-14 济南大学 Test bed gear box capable of automatically adjusting lubricating conditions and adjusting method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011112207A (en) * 2009-11-30 2011-06-09 Isuzu Motors Ltd Liquid level adjusting device of lubricating oil in transmission
CN104251299A (en) * 2013-10-30 2014-12-31 莱州市盛乐机械有限公司 Liquid level adjusting oil tank for gearbox
CN108087534A (en) * 2017-12-14 2018-05-29 浙江运达风电股份有限公司 Acclimation temperature type wind turbine gearbox lubricating system
CN110686070A (en) * 2019-11-13 2020-01-14 济南大学 Test bed gear box capable of automatically adjusting lubricating conditions and adjusting method thereof

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