CN218545802U - Synchronous metering device for flow of lubricating oil nozzle - Google Patents
Synchronous metering device for flow of lubricating oil nozzle Download PDFInfo
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- CN218545802U CN218545802U CN202222981700.6U CN202222981700U CN218545802U CN 218545802 U CN218545802 U CN 218545802U CN 202222981700 U CN202222981700 U CN 202222981700U CN 218545802 U CN218545802 U CN 218545802U
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Abstract
The utility model discloses a synchronous flow metering device for a lubricating oil nozzle, which comprises a switching module and a weighing module which are arranged on a bracket in sequence from top to bottom; the weighing module comprises a supporting plate, oil cylinders and weighing sensors, wherein the supporting plate is provided with a plurality of oil cylinders, and the bottom of each oil cylinder is provided with the weighing sensors; the switching module comprises a driving mechanism, an installation frame, a movable plate, an oil groove, connecting pipe joints and an oil cup, wherein the movable plate is arranged on the installation frame in a sliding mode, the oil groove is formed in the bottom of the installation frame, the driving mechanism drives the movable plate to move linearly, the movable plate is provided with a plurality of connecting pipe joints in a penetrating mode, and the connecting pipe joints are connected with the nozzle; a plurality of oil cups are arranged in the oil groove corresponding to the connecting pipe joints, and the bottoms of the oil cups are communicated with the oil cylinder; the bottom of the oil cylinder and the oil groove are respectively communicated with the oil discharging assembly. The utility model discloses the structure is succinct, easy and simple to handle, has that degree of automation is high, response time is short, measuring error is little advantage.
Description
Technical Field
The utility model belongs to the technical field of the test of aeroengine lubricating oil nozzle, concretely relates to synchronous metering device of lubricating oil nozzle flow.
Background
The lubricating oil nozzle of the gear box sprays lubricating oil with certain pressure and flow during working to lubricate and dissipate heat of each gear of the gear box, and the flow of the lubricating oil directly influences the lubricating and heat dissipating effects, so that the flow of 10 lubricating oil nozzles installed on a shell of the gear box needs to be measured before the assembly of the components of the gear box. The method adopted by the existing metering of the flow of the lubricating oil nozzle is volume measurement, namely, a lubricating oil supply port of a gear box is connected to a lubricating oil source, after the pressure of the lubricating oil is set, lubricating oil sprayed by 10 nozzles is led out by using a connecting pipe and is directly connected into 10 oil cylinders, after a certain time, the oil source stops supplying oil, the numerical value in the oil cylinders is read, and then the flow of each nozzle is converted. By adopting the method, the cooperative operation of a plurality of persons is needed, the numerical value of the oil cylinder is read visually after the test, the error is large, the tested lubricating oil needs to be poured back into the lubricating oil tank manually, the lubricating oil is more wasted, and the time and the labor are wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a synchronous metering device of lubricating oil nozzle flow aims at solving above-mentioned problem.
The utility model discloses mainly realize through following technical scheme:
a synchronous metering device for the flow of a lubricating oil nozzle comprises a bracket, an oil discharge assembly, a switching module and a weighing module, wherein the switching module and the weighing module are sequentially arranged on the bracket from top to bottom; the weighing module comprises a supporting plate, oil cylinders and weighing sensors, the supporting plate is arranged in the middle of the support, the supporting plate is provided with a plurality of oil cylinders along the length direction, and the weighing sensors are arranged at the bottoms of the oil cylinders; the switching module comprises a driving mechanism, an installation frame, a movable plate, an oil groove, connecting pipe joints and an oil cup, wherein the installation frame is arranged at the upper part of the support, the movable plate is arranged at the upper part of the installation frame in a sliding manner, the oil groove is arranged at the lower part of the installation frame, the driving mechanism is used for driving the movable plate to move linearly, the movable plate is provided with a plurality of connecting pipe joints along the length direction, the upper parts of the connecting pipe joints are connected with the nozzle, and the lower parts of the connecting pipe joints extend out of the movable plate; the oil groove is provided with a plurality of oil cups corresponding to the connecting pipe joints along the length direction, and the bottoms of the oil cups are communicated with the oil cylinder; the bottom of the oil cylinder and the oil groove are respectively communicated with the oil discharge assembly.
In order to realize better the utility model discloses, furtherly, the both sides of mounting bracket are provided with the guiding axle guide rail respectively, the both sides of movable plate correspond respectively and are provided with linear bearing, linear bearing and guiding axle guide rail sliding connection.
In order to better realize the utility model discloses, furtherly, the both ends of guiding axle guide rail are provided with anticollision bumper shock absorber respectively.
In order to realize better the utility model discloses, furtherly, one side of oil groove is provided with leads the oil box, and leads oil box and oil extraction subassembly intercommunication.
In order to better implement the present invention, further, the switching module comprises a sealing gasket; and a sealing gasket is arranged between the mounting frame and the oil groove.
In order to better realize the utility model discloses, furtherly, actuating mechanism is the cylinder, the cylinder is installed on the mounting bracket, the one end of movable plate is provided with the ear seat, the jar pole and the ear seat of cylinder are connected.
In order to better realize the utility model, further, the weighing module further comprises an oil cylinder cover and an oil drain pipe joint, the bottom of the oil cylinder is provided with the oil drain pipe joint, and the oil drain pipe joint is connected with the oil discharge assembly; an oil cylinder cover is arranged at the top of the oil cylinder, and a communicating hole communicated with the oil cup is formed in the middle of the oil cylinder cover.
In order to better realize the utility model discloses, furtherly, weighing module still includes the tray, the layer board is provided with a plurality of tray along length direction, be provided with the oil cylinder on the tray, the bottom of tray is provided with weighing sensor.
In order to realize better the utility model discloses, furtherly, the top of support is provided with the mounting bracket, be provided with the screw hole on the stand of support, the screw hole that the mounting bracket corresponds the support is provided with the mounting hole to through screw fixed connection.
In order to realize better the utility model discloses, furtherly, the oil extraction subassembly is including returning oil pipe, gas accuse valve, it is provided with a plurality of gas accuse valve along length direction to return the oil pipe, the gas accuse valve passes through the hose nipple and is connected with the bottom of an oil section of thick bamboo, the one end and the oil groove of returning the oil pipe are connected, and the other end is used for being connected with the lubricating oil case.
In order to better realize the utility model discloses, furtherly, still include pneumatic subassembly, pneumatic subassembly includes air supply processing subassembly and pneumatic switching-over valve, air supply processing subassembly is used for filtering compressed gas, air supply processing subassembly is connected with cylinder, gas accuse valve through pneumatic switching-over valve respectively for drive opening and closing of cylinder motion, control gas accuse valve.
The utility model has the advantages as follows:
the utility model discloses a lubricating oil nozzle flow is measured to the method of weighing, with a plurality of lubricating oil nozzle spun lubricating oil on the gear box part, introduces respectively in a plurality of meter oil section of thick bamboos. The utility model discloses an operating condition includes non-measurement state and measurement state, and when non-measurement state, nozzle spun fluid directly flows into the oil groove, flows back oil pipe through leading the oil box, finally flows back to the lubricating oil case. When the metering state is carried out, the oil sprayed out from the nozzles enters the oil cylinder through the oil cup by controlling the air cylinder, and when the set collection time is reached, the air cylinder is controlled again to reset to switch to the non-metering state, and at this time, the numerical value of the weighing sensor can be read to calculate the flow of each nozzle. After the test is finished, the multiple groups of pneumatic control valves on the oil return pipe are controlled to empty the oil in the oil cylinder, and the next test is prepared. The utility model discloses the structure is succinct, easy and simple to handle, has that degree of automation is high, response time is short, measuring error is little advantage.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a synchronous flow metering device;
FIG. 2 is a schematic structural diagram of a switching module;
FIG. 3 is a top view of a switching module;
FIG. 4 is a schematic view of a weighing module;
FIG. 5 is a schematic view of the oil drain assembly;
fig. 6 is a schematic view of a connection structure of an oil return pipe and a pneumatic control valve.
Wherein: 1. the oil draining device comprises a weighing module, a 3-switching module and a 4-oil draining assembly;
11. the oil tank comprises a support, 12 supporting plates, 13 weighing sensors, 14 supporting plates, 15 oil tanks, 16 oil tank covers, 17 oil drain pipe joints, 161 communicating holes;
31. the hydraulic shock absorber comprises a movable plate, an oil groove, an oil guide box, a sealing gasket, a mounting frame, a linear bearing, a guide shaft guide rail, a connecting pipe joint, an oil cup, an anti-collision shock absorber, an ear seat, an air cylinder, a cylinder and a mounting hole, wherein the movable plate is 32, the oil groove is 33, the oil guide box is 34, the sealing gasket is 35, the mounting frame is 36, the linear bearing is 37, the guide shaft guide rail is 38, the connecting pipe joint is 39, the oil cup is 311, the anti-collision shock absorber is 312, the ear seat is 313, the air cylinder is 314;
41. an oil return pipe, 42, an air control valve, 43, a hose joint, 44, a flange and 45, and a pipe joint is installed.
Detailed Description
Example 1:
a synchronous flow metering device for a lubricating oil nozzle is shown in figures 1-6 and comprises a bracket 11, an oil discharge assembly 4, a switching module 3 and a weighing module 1, wherein the switching module 3 and the weighing module 1 are sequentially arranged on the bracket 11 from top to bottom; the weighing module 1 comprises a supporting plate 12, oil cylinders 15 and a weighing sensor 13, wherein the supporting plate 12 is arranged in the middle of the bracket 11, the supporting plate 12 is provided with a plurality of oil cylinders 15 along the length direction, and the bottom of each oil cylinder 15 is provided with the weighing sensor 13; the switching module 3 comprises a driving mechanism, a mounting frame 35, a movable plate 31, an oil groove 32, a connecting pipe joint 38 and an oil cup 39, wherein the mounting frame 35 is arranged at the upper part of the bracket 11, the movable plate 31 is arranged at the upper part of the mounting frame 35 in a sliding manner, the oil groove 32 is arranged at the lower part of the mounting frame, the driving mechanism is used for driving the movable plate 31 to move linearly, the movable plate 31 is provided with a plurality of connecting pipe joints 38 along the length direction, the upper parts of the connecting pipe joints 38 are connected with a nozzle, and the lower parts of the connecting pipe joints extend out of the movable plate 31; the oil groove 32 is provided with a plurality of oil cups 39 corresponding to the connecting pipe joints 38 along the length direction, and the bottoms of the oil cups 39 are communicated with the oil cylinder 15; the bottom of the oil cylinder 15 and the oil groove 32 are respectively communicated with the oil discharge assembly 4.
Preferably, as shown in fig. 5 and 6, the oil discharge assembly 4 includes an oil return pipe 41 and a pneumatic control valve 42, the oil return pipe 41 is provided with a plurality of pneumatic control valves 42 along the length direction, the pneumatic control valves 42 are connected with the bottom of the oil cylinder 15 through a hose connector 43, one end of the oil return pipe 41 is connected with the oil groove 32, and the other end is used for being connected with a lubricating oil tank.
Preferably, as shown in fig. 2 and 3, guide shaft guide rails 37 are respectively disposed on two sides of the mounting bracket 35, linear bearings 36 are correspondingly disposed on two sides of the movable plate 31, and the linear bearings 36 are slidably connected to the guide shaft guide rails 37. Preferably, both ends of the guide shaft guide rail 37 are respectively provided with a crash cushion 311.
Preferably, as shown in fig. 1 to 3, the driving mechanism is an air cylinder 313, the air cylinder 313 is mounted on the mounting frame 35, one end of the movable plate 31 is provided with an ear seat 312, and a rod of the air cylinder 313 is connected with the ear seat 312.
Preferably, as shown in fig. 1-3, an oil guiding box 33 is disposed at one side of the oil groove 32, and the oil guiding box 33 is communicated with the oil discharging assembly 4. Preferably, the oil groove 32 may be disposed obliquely, and the oil guiding box 33 is disposed to communicate with the lowest side.
Example 2:
a synchronous metering device for the flow of a lubricating oil nozzle is shown in figures 1-6 and comprises a support 11, an oil discharging assembly 4, a switching module 3 and a weighing module 1, wherein the switching module 3 and the weighing module 1 are sequentially arranged on the support 11 from top to bottom. Weighing module 1 includes layer board 12, oil drum 15, weighing sensor 13, switching module 3 includes actuating mechanism, mounting bracket 35, movable plate 31, oil groove 32, connecting tube 38, oil cup 39.
As shown in fig. 1 and 4, a support plate 12 is mounted in the middle of the bracket 11. The supporting plate 12 is provided with a plurality of oil cylinders 15, and the bottom of each oil cylinder 15 is provided with a weighing sensor 13. The support 11 can be a cuboid structure, including four stands, the top of stand is provided with the screw hole respectively, the fixed top that sets up at support 11 of mounting bracket 35, and four corners of mounting bracket 35 correspond respectively and are provided with mounting hole 314, and mounting bracket 35 passes through the screw and is connected with the stand. The upper portion of the mounting frame 35 is provided with a vertical plate in a sliding manner, the lower portion of the mounting frame is correspondingly provided with an oil groove 32, and the vertical plate is provided with a plurality of connecting pipe joints 38 for being connected with a nozzle to conduct oil to the oil groove 32. The oil groove 32 is provided with a plurality of oil cups 39 corresponding to the connecting pipe joints 38, and the bottoms of the oil cups 39 are communicated with the oil cylinder 15 to realize weighing.
Preferably, as shown in fig. 5 and 6, the oil discharge assembly 4 includes an oil return pipe 41 and an air control valve 42, wherein one end of the oil return pipe 41 is communicated with the oil guide box 33 on one side of the oil groove 32 through a flange 44, and the other end is communicated with the oil tank through a mounting pipe joint 45. The oil return pipe 41 is provided with a plurality of pneumatic control valves 42 along the length direction corresponding to the oil cylinder 15, and the pneumatic control valves 42 are connected with the oil discharge pipe joint 17 at the bottom of the oil cylinder 15.
Preferably, as shown in fig. 2 and 3, two sides of the mounting frame 35 are respectively provided with a guide shaft guide 37, two ends of two sides of the bottom of the vertical plate are respectively provided with a linear bearing 36, and the vertical plate is slidably connected with the guide shaft guide 37 of the mounting frame 35 through the linear bearing 36. The mounting frame 35 is provided with a linear driving mechanism, and a driving end of the linear driving mechanism is connected with the vertical plate and used for driving the vertical plate to move along a straight line. Preferably, the linear driving mechanism is a cylinder 313, the cylinder 313 is installed on the mounting frame 35, and the driving end is hinged to the ear seat 312 at one side of the riser.
The utility model discloses a lubricating oil nozzle flow is measured to the method of weighing, with a plurality of lubricating oil nozzle spun lubricating oil on the gear box part, introduces respectively in a plurality of meter oil section of thick bamboos 15. The utility model discloses an operating condition includes non-metering state and measurement state, and when the non-metering state, nozzle spun fluid directly flows into oil groove 32, flows back oil pipe 41 through leading oil box 33, finally flows back to the lubricating oil case. In the metering state, the oil ejected from the nozzles is introduced into the oil cylinder 15 through the oil cup 39 by controlling the cylinder 313, and when the set collection time is reached, the cylinder 313 is controlled again to be reset to switch to the non-metering state, and at this time, the value of the load cell 13 is read to calculate the flow rate of each nozzle. After the test is finished, the multiple groups of pneumatic control valves 42 on the oil return pipe 41 are controlled to empty the oil in the oil cylinder 15, and the next test is prepared. The utility model discloses the structure is succinct, easy and simple to handle, has that degree of automation is high, response time is short, measuring error is little advantage.
Example 3:
a synchronous metering device for the flow of a lubricating oil nozzle is shown in figures 1-6 and comprises a support 11, and a switching module 3, a weighing module 1 and an oil discharging assembly 4 which are sequentially arranged on the support 11 from top to bottom.
The weighing module 1 comprises a supporting plate 12, a tray 14, a weighing sensor 13, an oil cylinder 15, an oil cylinder cover 16 and an oil drain pipe joint 17. The supporting plate 12 is installed in the middle of the support 11, the supporting plate 12 is provided with a plurality of supporting plates 14 along the length direction, oil cylinders 15 are arranged on the supporting plates 14, and weighing sensors 13 are arranged at the bottoms of the supporting plates 14. An oil cylinder cover 16 is arranged at the top of the oil cylinder 15, an oil discharge pipe joint 17 is arranged at the bottom of the oil cylinder, and a communicating hole 161 is formed in the middle of the oil cylinder cover 16.
Preferably, as shown in fig. 1 and 4, a supporting plate 12 is arranged at a cross beam of the bracket 11, one end of a load cell 13 is mounted on the mounting plate, and the other end of the load cell is mounted on a tray 14 in a cantilever manner. The oil cylinder 15 is placed in the tray 14, and an oil cylinder cover 16 with a communication hole 161 is arranged on the oil cylinder; the bottom side of the oil cylinder 15 is provided with an oil drain joint 17 for draining oil.
As shown in fig. 1 to 3, the switching module 3 includes a mounting bracket 35, an oil groove 32, a movable plate 31, a crash damper 311, a connection pipe joint 38, a cylinder 313, an ear mount 312, an oil cup 39, a linear bearing 36, a guide shaft guide 37, and an oil guide box 33. The mounting frame 35 is arranged on the support 11, the movable plate 31 is slidably arranged on the upper portion of the mounting frame 35, the cylinder 313 is used for driving the movable plate 31 to move linearly, and the movable plate 31 is provided with a plurality of connecting pipe joints 38 penetrating along the length direction and used for receiving oil of the nozzle. An oil groove 32 is installed on the lower portion of the mounting frame 35, a plurality of oil cups 39 are arranged on the oil groove 32 along the length direction, and the bottoms of the oil cups 39 are connected with the communication holes 161 of the oil cylinder cover 16.
Preferably, as shown in fig. 1 to 3, the sump 32 is installed at the bottom of the mounting bracket 35 with a gasket 34 therebetween to prevent oil leakage. The bottom of the oil cup 39 passes through the oil sump 32 and communicates with the oil drum 15. In the metering state, the upper surface of the oil cup 39 receives the oil discharged from the nozzle, and the lower end thereof communicates with the communication hole 161 at the center of the oil cylinder cover 16, so that the oil flows into the oil cylinder 15. A group of guide shaft guide rails 37 are respectively arranged on two sides of the mounting frame 35; two sets of 2 linear bearings 36, 4 sets of linear bearings 36, are respectively installed on both sides of the bottom of the movable plate 31, so that the movable plate 31 can slide on the guide shaft guide 37. And the two ends of the axial guide rail are provided with anti-collision shock absorbers 311 for slowing down impact. The movable plate 31 is provided with an ear seat 312 at one side for connecting with a cylinder rod of an air cylinder 313, a cylinder barrel of the air cylinder 313 is fixed on the mounting frame 35, and the air cylinder 313 is used for driving the movable plate 31 to move so as to realize the switching between the measuring state and the non-measuring state. The movable plate 31 is provided with a plurality of sets of connecting pipe joints 38, and the upper parts of the connecting pipe joints 38 are connected with oil pipes and nozzles for conducting oil, wherein the oil flows into the oil tank 32 in a non-metering state and flows into the oil cup 39 in a metering state. One side of the oil groove 32 is provided with an oil guiding box 33 for connecting an oil return pipe 41 and discharging oil into the oil return pipe 41.
As shown in fig. 5 and 6, the oil discharge assembly 4 includes an oil return pipe 41, an air control valve 42, and a pipe joint. The oil return pipe 41 is connected to the lower end of the oil guide box 33 of the oil tank 32, so that the oil flowing into the oil tank 32 in a non-metering state smoothly flows back into the oil tank. The pneumatic control valves 42 are distributed on two sides of the oil return pipe 41, one end of each pneumatic control valve 42 is connected with the oil return pipe 41, and the other end of each pneumatic control valve 42 is connected with the oil drain pipe joint 17 below the oil cylinder 15 through a hose to control oil drainage of the oil cylinder 15.
The metering device also includes a pneumatic assembly. The pneumatic assembly comprises an air source processing assembly and two groups of pneumatic reversing valves. The air source processing assembly is used for filtering compressed air and adjusting air pressure to meet the use requirement of the system; the pneumatic reversing valves are used for supplying air to the air cylinder 313 and driving the air cylinder 313 to move; the other group of pneumatic reversing valves supplies air to the pneumatic control valve 42 and controls the opening and closing of the pneumatic control valve 42.
The utility model discloses a lubricating oil nozzle flow is measured to the method of weighing, with a plurality of lubricating oil nozzle spun lubricating oil on the gear box part, introduces respectively in a plurality of meter oil section of thick bamboos 15. The utility model discloses an operating condition includes non-measurement state and measurement state, and when non-measurement state, nozzle spun fluid directly flows into oil groove 32, flows back oil pipe 41 through leading oil box 33 inflow, finally flows back to the lubricating oil case. In the metering state, the oil ejected from the nozzles is introduced into the oil cylinder 15 through the oil cup 39 by controlling the cylinder 313, and when the set collection time is reached, the cylinder 313 is controlled again to be reset to switch to the non-metering state, and at this time, the value of the load cell 13 is read to calculate the flow rate of each nozzle. After the test is finished, the multiple groups of pneumatic control valves 42 on the oil return pipe 41 are controlled to empty the oil in the oil cylinder 15, and the next test is prepared. The utility model discloses the structure is succinct, easy and simple to handle, has that degree of automation is high, response time is short, measuring error is little advantage.
Example 4:
a synchronous flow metering device for a lubricating oil nozzle is shown in figures 1-6 and comprises a switching module 3, a weighing module 1 and an oil discharging assembly 4 which are sequentially arranged from top to bottom. The specific assembly steps are as follows:
1) The supporting plate 12 is located in the middle of a cross beam of the support 11, one end of the weighing sensor 13 is fixed on the supporting plate 12, the other end of the weighing sensor is provided with the tray 14, the oil cylinder 15 is placed in the tray 14, the oil cylinder cover 16 is placed on the oil cylinder 15, the middle of the oil cylinder cover 16 is provided with a communication hole 161, the bottom side of the oil cylinder 15 is provided with an oil drain pipe joint 17, and a vertical column of the support 11 is provided with a threaded hole for mounting the switching module 3.
2) The oil groove 32 is installed at the bottom of the mounting bracket 35, and a sealing gasket 34 is provided between the oil groove 32 and the mounting bracket 35 for preventing oil leakage. A plurality of oil cups 39 are arranged in the oil groove 32 and are fixed by nuts, and 10 groups of oil cups 39 are arranged in total and penetrate through the oil groove 32 and are communicated with the oil cylinder 15. In the metering state, the upper surface of the oil cup 39 receives the oil discharged from the nozzle, and the lower end thereof is connected to a communication hole 161 at the center of the oil cylinder cover 16, so that the oil flows into the oil cylinder 15. Two sides of the mounting frame 35 are respectively provided with a group of guide shaft guide rails 37; at the bottom of the movable plate 31, 4 sets of linear bearings 36 are mounted so that the movable plate 31 can slide on the guide shaft guide 37. Both ends of the guide shaft guide rail 37 are provided with crash dampers 311 for reducing impact. The movable plate 31 is provided with an ear seat 312 at one side thereof for connecting with a rod of an air cylinder 313, a cylinder barrel of the air cylinder 313 is fixed on the mounting frame 35, and the air cylinder 313 is used for driving the movable plate 31 to move so as to realize the switching between the metering state and the non-metering state. The movable plate 31 is provided with 10 sets of joint pipe joints 38, and the upper parts of the joint pipe joints 38 are connected with oil pipes and nozzles for conducting oil. In the unmetered state, the oil flows into the oil groove 32, and in the metered state, the oil flows into the oil cup 39. An oil guide box 33 is disposed at one side of the oil groove 32 to connect to the oil return pipe 41 and discharge the oil into the oil return pipe 41. The mounting bracket 35 is connected to the bracket 11 through the mounting hole 314.
3) Two sides of the oil return pipe 41 are distributed with 10 groups of pneumatic control valves 42, one end of the pneumatic control valve 42 is connected with the oil return pipe 41, the other end of the pneumatic control valve 42 is connected with the oil discharge pipe joint 17 below the oil cylinder 15 through a hose joint 43 to control oil discharge of the oil cylinder 15, one end of the oil return pipe 41 is connected with the oil guide box 33 through a flange 44, and the oil return pipe 41 is welded with the flange 44 to enable oil liquid flowing into the oil groove 32 in a non-metering state to smoothly flow back into the oil slide box; the other end of the oil return pipe 41 is connected to the oil tank through a mounting pipe joint 45.
Further, the device is adopted to measure the flow of 10 lubricating oil nozzles simultaneously, and the specific steps are as follows:
1) Before the test starts, the measurement and control system firstly returns the value of the weighing sensor 13 to zero.
2) The device is divided into two states of non-metering and metering, and in the non-metering state, oil sprayed from the nozzle flows into the oil groove 32 through the connecting pipe joint 38, then enters the oil discharge assembly 4 through the oil guide box 33 and flows back to the lubricating oil tank.
3) In the metering state, the measurement and control system controls the cylinder 313 to extend out, so that the movable plate 31 of the switching module 3 moves a certain distance along the guide shaft guide rail 37, and oil sprayed from the oil spray nozzle flows into the oil cylinder 15 through the connecting pipe joint 38 and the oil cup 39.
4) When the set collection time is reached, the measurement and control system controls the cylinder 313 to retract, so that the switching module 3 is reset to a non-metering state, and the oil flows back to the lubricating oil tank again.
5) The measurement and control system reads the value of the weighing sensor 13 and calculates the flow value of each nozzle. After the test is finished, the measurement and control system controls 10 sets of pneumatic control valves 42 on the oil return pipe 41 to empty the oil in the oil cylinder 15 for the next test.
The utility model discloses a lubricating oil nozzle flow is measured to the method of weighing, with a plurality of lubricating oil nozzle spun lubricating oil on the gear box part, introduces respectively in a plurality of meter oil section of thick bamboos 15. The utility model discloses an operating condition includes non-metering state and measurement state, and when the non-metering state, nozzle spun fluid directly flows into oil groove 32, flows back oil pipe 41 through leading oil box 33, finally flows back to the lubricating oil case. In the metering state, the oil ejected from the nozzles is introduced into the oil cylinder 15 through the oil cup 39 by controlling the air cylinder 313, and when the set collection time is reached, the air cylinder 313 is controlled again to reset and switch to the non-metering state, and at this time, the value of the load cell 13 is read and the flow rate of each nozzle can be calculated. After the test is finished, the multiple groups of pneumatic control valves 42 on the oil return pipe 41 are controlled to empty the oil in the oil cylinder 15, and the next test is prepared. The utility model discloses the structure is succinct, easy and simple to handle, has that degree of automation is high, response time is short, measuring error is little advantage.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are all within the protection scope of the present invention for any simple modification and equivalent change of the above embodiments.
Claims (9)
1. A synchronous flow metering device for a lubricating oil nozzle is characterized by comprising a bracket (11), an oil discharge assembly (4), a switching module (2) and a weighing module (1), wherein the switching module and the weighing module are sequentially arranged on the bracket (11) from top to bottom; the weighing module (1) comprises a supporting plate (12), oil cylinders (15) and weighing sensors (13), wherein the supporting plate (12) is arranged in the middle of the support (11), the supporting plate (12) is provided with a plurality of oil cylinders (15) along the length direction, and the weighing sensors (13) are arranged at the bottoms of the oil cylinders (15); the switching module (2) comprises a driving mechanism, an installation frame (35), a movable plate (31), an oil groove (32), connecting pipe joints (38) and an oil cup (39), wherein the installation frame (35) is arranged at the upper part of the support (11), the movable plate (31) is arranged at the upper part of the installation frame (35) in a sliding mode, the oil groove (32) is arranged at the lower part of the installation frame (35), the driving mechanism is used for driving the movable plate (31) to move linearly, the movable plate (31) is provided with the connecting pipe joints (38) along the length direction, the upper part of each connecting pipe joint (38) is connected with the nozzle, and the lower part of each connecting pipe joint extends out of the movable plate (31); the oil tank (32) is provided with a plurality of oil cups (39) along the length direction corresponding to the connecting pipe joints (38), and the bottoms of the oil cups (39) are communicated with the oil cylinder (15); the bottom of the oil cylinder (15) and the oil groove (32) are respectively communicated with the oil discharging assembly (4).
2. The synchronous flow metering device for the lubricating oil nozzle according to claim 1, wherein two sides of the mounting frame (35) are respectively provided with a guide shaft guide rail (37), two sides of the movable plate (31) are respectively and correspondingly provided with a linear bearing (36), and the linear bearings (36) are slidably connected with the guide shaft guide rails (37).
3. The synchronous flow metering device for the oil spray nozzle according to claim 2, wherein the two ends of the guide shaft guide rail (37) are respectively provided with a crash damper (311).
4. A synchronous flow metering device of an oil nozzle according to claim 1, characterized in that an oil guide box (33) is arranged on one side of the oil groove (32), and the oil guide box (33) is communicated with the oil discharge assembly (4).
5. A synchronous flow metering device for a lubricating oil nozzle according to any one of claims 1 to 4, characterized in that the driving mechanism is a cylinder (313), the cylinder (313) is mounted on the mounting frame (35), one end of the movable plate (31) is provided with an ear seat (312), and a cylinder rod of the cylinder (313) is connected with the ear seat (312).
6. The synchronous flow metering device of the lubricating oil nozzle is characterized in that the weighing module (1) further comprises an oil cylinder cover (16) and an oil drain joint (17), the bottom of the oil cylinder (15) is provided with the oil drain joint (17), and the oil drain joint (17) is connected with the oil drain assembly (4); an oil cylinder cover (16) is arranged at the top of the oil cylinder (15), and a communicating hole (161) communicated with the oil cup (39) is formed in the middle of the oil cylinder cover (16).
7. The synchronous flow metering device for the lubricating oil nozzle according to claim 1 or 6, characterized in that the weighing module (1) further comprises a tray (14), the tray (12) is provided with a plurality of trays (14) along the length direction, the tray (14) is provided with an oil cylinder (15), and the bottom of the tray (14) is provided with a weighing sensor (13).
8. The synchronous flow metering device of the lubricating oil nozzle is characterized in that a mounting frame (35) is arranged at the top of the support (11), a threaded hole is formed in a vertical column of the support (11), and a mounting hole (314) is formed in the mounting frame (35) corresponding to the threaded hole of the support (11) and is fixedly connected with the mounting frame through a screw.
9. The synchronous flow metering device of a lubricating oil nozzle according to claim 1, wherein the oil discharge assembly (4) comprises an oil return pipe (41) and a pneumatic control valve (42), the oil return pipe (41) is provided with a plurality of pneumatic control valves (42) along the length direction, the pneumatic control valves (42) are connected with the bottom of the oil cylinder (15) through hose joints (43), one end of the oil return pipe (41) is connected with the oil groove (32), and the other end of the oil return pipe is used for being connected with a lubricating oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222981700.6U CN218545802U (en) | 2022-11-09 | 2022-11-09 | Synchronous metering device for flow of lubricating oil nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222981700.6U CN218545802U (en) | 2022-11-09 | 2022-11-09 | Synchronous metering device for flow of lubricating oil nozzle |
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| CN218545802U true CN218545802U (en) | 2023-02-28 |
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