CN109268477A - A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method - Google Patents
A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method Download PDFInfo
- Publication number
- CN109268477A CN109268477A CN201811215785.9A CN201811215785A CN109268477A CN 109268477 A CN109268477 A CN 109268477A CN 201811215785 A CN201811215785 A CN 201811215785A CN 109268477 A CN109268477 A CN 109268477A
- Authority
- CN
- China
- Prior art keywords
- gear
- oil nozzle
- hydraulic pressure
- gearbox
- lubrication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- F16H57/0436—Pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of automatically controlled automatic spray lubricating arrangement of gearbox and control methods, it is related to lubricating area, including transmission input shaft tach signal measurement sensor, output shaft of gear-box tach signal measurement sensor, lubrication oil nozzle, grease pump, ECU and electromagnetic hydraulic pressure reversal valve；It is controlled original part with electromagnetic hydraulic pressure reversal valve, when ECU detects gear box of tractor input shaft and output shaft tach signal, judge by calculating, it determines gearbox operation range and issues instruction and control corresponding electromagnetic hydraulic pressure reversal valve, main engaging tooth wheel set when using lubrication oil nozzle automatic spray lubrication gear box of tractor work.The device can use the energy conservation for the accurate lubrication and lubricating system on traditional gear box of tractor, realizing main engaging tooth wheel set.The configuration of the present invention is simple, high reliablity, can be effectively solved big load meshing gear can not precisely lubricate and heat dissipation problem, improve gear life, reduce gear-box lubricating oil liquid level, reduce lubrication power loss of splashing.
Description
Technical field
The present invention relates to lubricating arrangement field more particularly to a kind of automatically controlled automatic spray lubricating arrangement of gearbox and controlling parties
Method.
Background technique
Lubricating system is the indispensable component part of gear box of tractor, and gearbox is mainly using lubrication of splashing at present
Mode realizes lubrication and cooling.Longer for gearbox, the higher and scope limitation lubricated of splashing, the normal engagement in gearbox
Gear is unable to get accurate lubrication, the phenomenon that inordinate wear occurs, and the gear life of gear box of tractor is caused to substantially reduce.
Summary of the invention
It, can be with to solve the above problems, the present invention provides a kind of automatically controlled automatic spray lubricating arrangement of gear box of tractor
With the energy conservation for the accurate lubrication and lubricating system on traditional gearbox, realizing main engaging tooth wheel set；Structure of the invention letter
Single, high reliablity, can be effectively solved big load meshing gear can not precisely lubricate and heat dissipation problem, improve gear life,
Gear-box lubricating oil liquid level is reduced, lubrication power loss of splashing is reduced.
The present invention is achieved by following technical solution:
A kind of automatically controlled automatic spray lubricating arrangement of gearbox, including transmission input shaft tach signal measurement sensor, change
Fast case output shaft tach signal measurement sensor, lubrication oil nozzle and ECU；
The transmission input shaft tach signal measurement sensor, output shaft of gear-box tach signal measurement sensor and institute
State ECU connection；The lubrication oil nozzle is connected to by oil pipe with grease pump；It is equipped between grease pump and lubrication oil nozzle
Electromagnetic hydraulic pressure reversal valve；The spray of lubrication oil nozzle is controlled by electromagnetic hydraulic pressure reversal valve；Electromagnetic hydraulic pressure reversal valve and ECU connect
It connects.
Further, the transmission input shaft tach signal measurement sensor, the measurement of output shaft of gear-box tach signal
Collected input shaft rotating speed signal and output shaft tach signal are passed to ECU by sensor；It calculates and judges through ECU, determine and become
The operation range of fast case simultaneously issues instruction, and control electromagnetic hydraulic pressure reversal valve control lubrication oil nozzle sprays gear.
Further, the grease pump is also connected with filter by pipeline；The filter by oil suction connector with
Oil-way connection.
Further, the transmission input shaft tach signal measurement sensor is mounted on gear box by threaded hole
At upper input shaft position, for detecting transmission input shaft tach signal, the output shaft of gear-box tach signal measurement sensing
Device is mounted on gear box at position of output axle by threaded hole, for detecting output shaft of gear-box tach signal.
Further, the electromagnetic hydraulic pressure reversal valve includes electromagnetic hydraulic pressure reversal valve I, electromagnetic hydraulic pressure reversal valve II, electromagnetism
Hydraulicdirectional control valve III and electromagnetic hydraulic pressure reversal valve IV；The electromagnetic hydraulic pressure reversal valve I, electromagnetic hydraulic pressure reversal valve II, electromagnetic hydraulic pressure
Reversal valve III and electromagnetic hydraulic pressure reversal valve IV pass through pipeline and lubrication oil nozzle IV, lubrication oil nozzle III, lubrication oil nozzle respectively
II connects with lubrication oil nozzle I；The lubrication oil nozzle I, lubrication oil nozzle II, lubrication oil nozzle III and lubrication oil nozzle IV are simultaneously
Connection setting.
Further, where the lubrication oil nozzle I, lubrication oil nozzle II, lubrication oil nozzle III and lubrication oil nozzle IV
Pipeline it is in parallel with the pipeline where overflow valve；The overflow valve is connected to by back leakage connection with oil-recovery tank.
Further, the lubrication oil nozzle I, lubrication oil nozzle II, lubrication oil nozzle III and lubrication oil nozzle IV pass through
Threaded hole is separately mounted to the working gear position on gear box, site of engagement of the spout against engaging tooth wheel set.
A kind of control method of the automatically controlled automatic spray lubricating arrangement of gearbox, when which is that gearbox works, root
According to input shaft rotating speed signal and output shaft tach signal, electromagnetic hydraulic pressure reversal valve is controlled, gearbox is nibbled by lubricating oil nozzle
Close the accurate spray lubrication of gear pair of transmission；Specific step is as follows:
A. when gearbox works, transmission input shaft speed probe detects the tach signal of transmission input shaft
N1, output shaft of gear-box speed probe detects the tach signal n2 of output shaft of gear-box, and the revolving speed detected is sent to ECU
Signal；
B.ECU is according to the input shaft rotating speed signal n1 and output shaft tach signal n2 detected, after processing calculates, and
It determines the gear locating when front gear box work, is issued and instructed to electromagnetic hydraulic pressure reversal valve according to the gear signal, open oil circuit,
Lubricating oil sprays normal joggleword gear pair by lubrication oil nozzle, completes the accurate spray to gearbox engaged transmission gear pair
Lubrication
Beneficial effects of the present invention:
1, locating gear when the present invention can work according to gearbox is realized the main engaging tooth wheel set of gearbox automatic
Accurate spray lubrication is controlled, the deficiency for lubrication of splashing is compensated for, reduces abrasion when meshing gear auxiliary driving, improve speed change
The service life of case gear.
2, the configuration of the present invention is simple, high reliablity, can be effectively solved big load meshing gear can not accurate Pulvis Emolliens
Heat problem reduces gear-box lubricating oil liquid level, reduces lubrication power loss of splashing, realizes the energy conservation of lubricating system.
3, the present invention is a kind of external lubricating arrangement of gearbox, be may be mounted on conventional gearbox, to existing tractor
Speed changing box lubricating system improves, and compensates for the problem of conventional gearbox can not precisely lubricate.
4, the lubricating oil of lubricating arrangement of the present invention comes from transmission internal, and lubricating oil passes through external lubricating arrangement, realizes
The circulation of lubricating oil accelerates the cooling of lubricating oil.
5, the electromagnetic hydraulic pressure reversal valve that the present invention selects, fast response time can be rapidly completed the control of oil circuit on-off, make
It obtains lubricating oil and working gear pair is sprayed by nozzle in time, realize the fast accurate lubrication of gear.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the automatically controlled automatic spray lubricating arrangement of gearbox of the present invention；
Fig. 2 is heretofore described lubrication oil nozzle, gearbox input, the specific installation position of output shaft rotating speed measuring sensor
Set schematic diagram；
Fig. 3 (by taking four-speed gear shift case as an example) is a kind of automatically controlled automatic spray lubrication dress of gear box of tractor of the present invention
Set the application schematic diagram on gear box of tractor.
The reference numerals are as follows:
1- transmission input shaft tach signal measurement sensor；2-ECU；3- lubricates oil nozzle I；4- lubricates oil nozzle II；
5- lubricates oil nozzle III；6 lubrication oil nozzles IV；7- output shaft of gear-box tach signal measurement sensor；8- vehicle power supply；9- profit
Oil pump；10- filter；11- oil suction connector；12- back leakage connection；13- overflow valve；14- oil pipe；15- electromagnetic hydraulic pressure reversal valve
Ⅰ；16- electromagnetic hydraulic pressure reversal valve II；17- electromagnetic hydraulic pressure reversal valve III；18- electromagnetic hydraulic pressure reversal valve IV；The output of 19- gearbox
Axis；20- transmission input shaft.
Specific embodiment
Present invention will be further explained with reference to the attached drawings and specific examples, but protection scope of the present invention is simultaneously
It is without being limited thereto.
1) structure and connection of a kind of automatically controlled automatic spray lubricating arrangement of gear box of tractor
In conjunction with shown in attached drawing 1, the inventive system comprises transmission input shaft tach signal measurement sensors 1, ECU2, profit
Lubricating oil spray head I 3, II 4, III 5 and IV 6, output shaft of gear-box tach signal measurement sensor 7, grease pump 9, electromagnetic hydraulic pressure change
To valve I 15, electromagnetic hydraulic pressure reversal valve II 16, electromagnetic hydraulic pressure reversal valve III 17 and electromagnetic hydraulic pressure reversal valve IV 18.In conjunction with 2 institute of attached drawing
Show, the transmission input shaft tach signal measurement sensor 1 is arranged close on gear box of tractor cabinet by threaded hole
At 20 position of transmission input shaft, for detecting 20 tach signal of transmission input shaft, the output shaft of gear-box tach signal
Measurement sensor 7 is arranged close to by threaded hole on gear box of tractor cabinet at 19 position of output shaft of gear-box, for examining
Survey 19 tach signal of output shaft of gear-box；The lubrication oil nozzle I 3, II 4, III 5 and IV 6 is separately mounted to drag by threaded hole
Near the working gear for needing spray lubrication on machine drawing gear box, spout faces the site of engagement of constant mesh gear pair；
The electromagnetic hydraulic pressure reversal valve I 15, electromagnetic hydraulic pressure reversal valve II 16, electromagnetic hydraulic pressure reversal valve III 17, electromagnetic hydraulic pressure reversal valve IV
18 are connected with lubrication oil nozzle IV 6, lubrication oil nozzle III 5, lubrication oil nozzle II 4, lubrication oil nozzle I 3 respectively by oil pipe 14；
The control of oil circuit on-off can be rapidly completed in the electromagnetic hydraulic pressure reversal valve of selection, fast response time, so that lubricating oil passes through in time
Nozzle sprays working gear pair, realizes the fast accurate lubrication of gear.
In conjunction with shown in attached drawing 1, the automatically controlled automatic spray lubricating arrangement of gear box of tractor further includes vehicle power supply 8, filter
Clear device 10, oil suction connector 11, back leakage connection 12, overflow valve 13, oil pipe 14.The bottom that PTO shell is set in gear box of tractor is set
There is threaded hole, oil suction connector 11 is mounted in gear box of tractor by the threaded hole and is set on PTO shell, gear box of tractor case
Body bottom is equipped with threaded hole, and back leakage connection 12 is installed on gear box of tractor cabinet by the threaded hole.The filter 10, profit
Oil pump 9 is mounted on tractor frame beam, and filter 10 is used to filter out the mechanical admixture in machine oil, and grease pump 9 passes through line
Beam is connect with tractor vehicle power supply 8, and the oil absorbing end of grease pump 9 passes through oil pipe 14 and 11 phase of oil suction connector through cleaner
Even, overflow valve 13 is connected by oil pipe 14 with back leakage connection 12.
2) working principle of the automatically controlled automatic spray lubricating arrangement of a kind of gear box of tractor
It is controlled original part that the present invention, which is with electromagnetic hydraulic pressure reversal valve, when ECU2 detects 20 tach signal of transmission input shaft
When with 19 tach signal of output shaft, judge by calculating, determine the operation range of gearbox and issue instruction, controls corresponding electricity
Magnetic hydraulicdirectional control valve, it is automatic using lubrication oil nozzle I 3, lubrication oil nozzle II 4, lubrication oil nozzle III 5 or lubrication oil nozzle IV 6
Main engaging tooth wheel set when spray lubrication gearbox works.
Specific embodiment
A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method specific implementation case are as follows:
1) in conjunction with attached drawing 3 (by taking four-speed gear shift case as an example), when gearbox is in low or first gear transmission, gear box of tractor is defeated
Enter axis constant mesh gear transmitting torque, ECU2 detects 20 tach signal n1 of transmission input shaft and 19 revolving speed of output shaft of gear-box
Signal n2 after processing calculating and determines the gear locating when front gear box work, if gearbox works at one grade of low speed,
The signal being driven according to one grade of low speed is to electromagnetic hydraulic pressure reversal valve II 16, electromagnetic hydraulic pressure reversal valve III 17, electromagnetic hydraulic pressure reversal valve
IV 18 issue instruction, and due to the effect of overflow valve 13, oil pressure keeps certain pressure in oil pipe 14, control electromagnetic hydraulic pressure reversal valve
II 16, electromagnetic hydraulic pressure reversal valve III 17, electromagnetic hydraulic pressure reversal valve IV 18, open oil circuit, and lubricating oil passes through lubrication oil nozzle I 3, profit
Lubricating oil spray head II 4 and the mode of lubrication III 5 splash of oil nozzle spray input shaft constant mesh gear pair and one grade of transmission meshing gear
Pair carries out spray lubrication to working gear pair；If gearbox work at two grades of low speed, according to two grades of low speed be driven signal to
Electromagnetic hydraulic pressure reversal valve I 15, electromagnetic hydraulic pressure reversal valve III 17, electromagnetic hydraulic pressure reversal valve IV 18 issue instruction, due to overflow valve 13
Effect, oil pressure keeps certain pressure, control electromagnetic hydraulic pressure reversal valve I 15, electromagnetic hydraulic pressure reversal valve III 17, electricity in oil pipe 14
Magnetic hydraulicdirectional control valve IV 18, opens oil circuit, and lubricating oil sprays input shaft by way of lubrication oil nozzle I 3, II 4 and IV 6 splashes
Constant mesh gear pair and two grades of transmission engaging tooth wheel sets carry out spray lubrication to working gear pair；Institute when being worked according to gearbox
The gear at place realizes the main engaging tooth wheel set of gearbox and automatically controls accurate spray lubrication, compensates for the deficiency for lubrication of splashing,
Reduce abrasion when meshing gear auxiliary driving, improves the service life of gearbox gear.
2) in conjunction with attached drawing 3 (by taking four-speed gear shift case as an example), when gearbox is in top gear transmission, gear box of tractor is defeated
Enter axis constant mesh gear and do not transmit torque, ECU2 detects 20 tach signal n1 of transmission input shaft and 19 tach signal of output shaft
N2 after processing calculates and determines the gear locating when front gear box work, if gearbox work is in one grade of high speed, basis
The signal of one grade of transmission is issued to electromagnetic hydraulic pressure reversal valve II 16 and is instructed at a high speed, oily in oil pipe 14 due to the effect of overflow valve 13
Pressure keeps certain pressure, controls electromagnetic hydraulic pressure reversal valve II 16, opens oil circuit, and lubricating oil passes through lubrication III 5 splash of oil nozzle
Mode spray one grade of transmission engaging tooth wheel set, to working gear pair carry out spray lubrication；If gearbox works at two grades of low speed,
The signal being then driven according to two grades of low speed is issued to electromagnetic hydraulic pressure reversal valve I 15 and is instructed, due to the effect of overflow valve 13, oil pipe 14
Interior oil pressure keeps certain pressure, controls electromagnetic hydraulic pressure reversal valve I 15, opens oil circuit, and lubricating oil is sprayed by lubrication oil nozzle IV 6
The mode splashed sprays two grades of transmission engaging tooth wheel sets, carries out spray lubrication to working gear pair.
The embodiment is a preferred embodiment of the present invention, but present invention is not limited to the embodiments described above, not
In the case where substantive content of the invention, any conspicuous improvement that those skilled in the art can make, replacement
Or modification all belongs to the scope of protection of the present invention.
Claims (8)
1. a kind of automatically controlled automatic spray lubricating arrangement of gearbox, which is characterized in that measured including transmission input shaft tach signal
Sensor (1), output shaft of gear-box tach signal measurement sensor (7), lubrication oil nozzle and ECU (2)；
The transmission input shaft tach signal measurement sensor (1), output shaft of gear-box tach signal measurement sensor (7) with
ECU (2) connection；The lubrication oil nozzle is connected to by oil pipe (14) with grease pump (9)；Grease pump (9) and lubrication
Electromagnetic hydraulic pressure reversal valve is installed between oil nozzle；The spray of lubrication oil nozzle is controlled by electromagnetic hydraulic pressure reversal valve；Electromagnetic liquid
Pressure reversal valve is connect with ECU (2).
2. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 1, which is characterized in that the gearbox input
Axis tach signal measurement sensor (1), output shaft of gear-box tach signal measurement sensor (7) are by collected input shaft rotating speed
Signal and output shaft tach signal pass to ECU (2)；It calculates and judges through ECU (2), determine the operation range of gearbox and sending
Instruction, control electromagnetic hydraulic pressure reversal valve control lubrication oil nozzle spray gear.
3. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 1, which is characterized in that the grease pump
(9) filter (10) are also connected with by pipeline；The filter (10) is connect by oil suction connector (11) with oil-way.
4. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 1, which is characterized in that the gearbox input
Axis tach signal measurement sensor (1) is mounted at transmission input shaft on gear box (20) position by threaded hole, is used
In detection transmission input shaft (20) tach signal, the output shaft of gear-box tach signal measurement sensor (7) passes through screw thread
Hole is mounted at output shaft of gear-box on gear box (19) position, for detecting output shaft of gear-box (19) tach signal.
5. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 1, which is characterized in that the electromagnetic hydraulic pressure changes
It include electromagnetic hydraulic pressure reversal valve I (15), electromagnetic hydraulic pressure reversal valve II (16), electromagnetic hydraulic pressure reversal valve III (17) and electromagnetic liquid to valve
It presses reversal valve IV (18)；The electromagnetic hydraulic pressure reversal valve I (15), electromagnetic hydraulic pressure reversal valve II (16), electromagnetic hydraulic pressure reversal valve III
(17) and electromagnetic hydraulic pressure reversal valve IV (18) passes through pipeline and lubrication oil nozzle IV (6), lubrication oil nozzle III (5), lubrication respectively
Oil nozzle II (4) and lubrication oil nozzle I (3) connection；The lubrication oil nozzle I (3), lubrication oil nozzle II (4), lubrication oil nozzle
III (5) and lubrication oil nozzle IV (6) are arranged in parallel.
6. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 5, which is characterized in that the lubrication oil nozzle
Pipeline and overflow valve (13) institute where I (3), lubrication oil nozzle II (4), lubrication oil nozzle III (5) and lubrication oil nozzle IV (6)
Pipeline it is in parallel；The overflow valve (13) is connected to by back leakage connection (12) with oil-recovery tank.
7. the automatically controlled automatic spray lubricating arrangement of gearbox according to claim 5, which is characterized in that the lubrication oil nozzle
I (3), lubrication oil nozzle II (4), lubrication oil nozzle III (5) and lubrication oil nozzle IV (6) are separately mounted to speed change by threaded hole
Working gear position on box body, site of engagement of the spout against engaging tooth wheel set.
8. a kind of control method of the automatically controlled automatic spray lubricating arrangement of gearbox, which is characterized in that the control method is gearbox
When work, according to input shaft rotating speed signal and output shaft tach signal, electromagnetic hydraulic pressure reversal valve is controlled, by lubricating oil nozzle pair
The accurate spray lubrication of gear pair of gearbox engaged transmission；Specific step is as follows:
A. when gearbox works, transmission input shaft speed probe (1) detects the revolving speed letter of transmission input shaft (20)
Number n1, output shaft of gear-box speed probe (7) detects the tach signal n2 of output shaft of gear-box (19), and sends to ECU (2)
The tach signal detected；
B.ECU (2) is according to transmission input shaft (20) the tach signal n1 and output shaft of gear-box (19) tach signal detected
N2 after processing calculates, and determines the gear locating when front gear box work, is commutated according to the gear signal to electromagnetic hydraulic pressure
Valve issues instruction, opens oil circuit, and lubricating oil sprays normal joggleword gear pair by lubrication oil nozzle, completes to engage gearbox
The accurate spray lubrication of driving gear pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215785.9A CN109268477A (en) | 2018-10-18 | 2018-10-18 | A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215785.9A CN109268477A (en) | 2018-10-18 | 2018-10-18 | A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109268477A true CN109268477A (en) | 2019-01-25 |
Family
ID=65193296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811215785.9A Pending CN109268477A (en) | 2018-10-18 | 2018-10-18 | A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109268477A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112404470A (en) * | 2020-11-02 | 2021-02-26 | 盐城市金品数控机床有限公司 | Horizontal lathe feed box |
| CN114151535A (en) * | 2021-10-29 | 2022-03-08 | 东风商用车有限公司 | Gearbox lubricating system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11351361A (en) * | 1998-06-09 | 1999-12-24 | Toshiba Mach Co Ltd | Lubricating device and lubricating method for gear device |
| US20040072649A1 (en) * | 2002-10-10 | 2004-04-15 | Tetsuya Kohno | Lubricant amount control apparatus and lubricant amount control method for power transmission mechanism |
| US20100018807A1 (en) * | 2006-10-25 | 2010-01-28 | Johan Grenfeldt | Oiling device, gearbox and a method to lubricate a gearbox |
| CN202370928U (en) * | 2011-12-16 | 2012-08-08 | 第一拖拉机股份有限公司 | Low-pressure control and lubrication control valve block assembly for wheeled tractor |
| CN104214498A (en) * | 2014-08-26 | 2014-12-17 | 武汉船用机械有限责任公司 | Centralized lubrication system |
| CN204647253U (en) * | 2015-04-28 | 2015-09-16 | 陕西法士特齿轮有限责任公司 | A kind of speed changer forced lubricating system |
| CN106641216A (en) * | 2017-02-24 | 2017-05-10 | 中国重汽集团济南动力有限公司 | External lubrication device for transmission and method |
| CN207539597U (en) * | 2017-10-16 | 2018-06-26 | 贵州理工学院 | A kind of lubricating loop for hydraulic crawler excavator |
-
2018
- 2018-10-18 CN CN201811215785.9A patent/CN109268477A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11351361A (en) * | 1998-06-09 | 1999-12-24 | Toshiba Mach Co Ltd | Lubricating device and lubricating method for gear device |
| US20040072649A1 (en) * | 2002-10-10 | 2004-04-15 | Tetsuya Kohno | Lubricant amount control apparatus and lubricant amount control method for power transmission mechanism |
| US20100018807A1 (en) * | 2006-10-25 | 2010-01-28 | Johan Grenfeldt | Oiling device, gearbox and a method to lubricate a gearbox |
| CN202370928U (en) * | 2011-12-16 | 2012-08-08 | 第一拖拉机股份有限公司 | Low-pressure control and lubrication control valve block assembly for wheeled tractor |
| CN104214498A (en) * | 2014-08-26 | 2014-12-17 | 武汉船用机械有限责任公司 | Centralized lubrication system |
| CN204647253U (en) * | 2015-04-28 | 2015-09-16 | 陕西法士特齿轮有限责任公司 | A kind of speed changer forced lubricating system |
| CN106641216A (en) * | 2017-02-24 | 2017-05-10 | 中国重汽集团济南动力有限公司 | External lubrication device for transmission and method |
| CN207539597U (en) * | 2017-10-16 | 2018-06-26 | 贵州理工学院 | A kind of lubricating loop for hydraulic crawler excavator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112404470A (en) * | 2020-11-02 | 2021-02-26 | 盐城市金品数控机床有限公司 | Horizontal lathe feed box |
| CN114151535A (en) * | 2021-10-29 | 2022-03-08 | 东风商用车有限公司 | Gearbox lubricating system |
| CN114151535B (en) * | 2021-10-29 | 2023-05-12 | 东风商用车有限公司 | Gearbox lubricating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109268477A (en) | A kind of automatically controlled automatic spray lubricating arrangement of gearbox and control method | |
| CN201495572U (en) | Electronic monitoring device for wheeled excavators | |
| US20210108714A1 (en) | Intelligent lubricant spraying system for high-speed gear transmission and control method thereof | |
| CN104454080B (en) | Engine oil returning structure | |
| CN103388734A (en) | Lubricating device provided with rotating disc type oil distributor and used for large-size equipment | |
| CN201429501Y (en) | Gearbox test bench | |
| CN205079021U (en) | Liquid flow adjusts, alarm system | |
| CN203363612U (en) | Lubrication device and lubrication system of double-clutch automatic gearbox gear | |
| CN203479519U (en) | Gearbox test stand | |
| CN104948534B (en) | Agricultural vehicle-mounted hydraulic pump station | |
| CN108071783A (en) | A kind of transmission mechanism of generator | |
| CN106321796A (en) | Gearbox | |
| CN206054703U (en) | A kind of five axles shunting level(l)ing machine gear-box | |
| CN214743247U (en) | Lubricating system for pump | |
| CN115467960A (en) | Electric drive bridge lubricating device and method | |
| CN210623288U (en) | Energy-saving servo power device in hydraulic control system | |
| CN108533726B (en) | Gear box rapid following lubricating and cooling system and lubricating and cooling control method | |
| CN207364242U (en) | A kind of lubricating oil monitoring device of gear-box | |
| CN203500437U (en) | Lubrication cooling system for cutting portion of drum type coal cutter | |
| CN217055575U (en) | Lubricating device for multi-cylinder mud pump | |
| CN203784256U (en) | Visible full-floating lubricating device of reducer | |
| CN208295503U (en) | Loading machine centralized lubricating system | |
| CN202048170U (en) | Circulation lubricating device for reduction gearbox of drawing machine | |
| CN202485909U (en) | Gearbox and rear axle running-in testing stand | |
| CN102720833B (en) | Shift control apparatus, shift control method, gearbox and engineering machinery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190125 |