CN103851100A - Monitoring structure for working state of overrun clutch and engineering machinery - Google Patents
Monitoring structure for working state of overrun clutch and engineering machinery Download PDFInfo
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- CN103851100A CN103851100A CN201410095748.4A CN201410095748A CN103851100A CN 103851100 A CN103851100 A CN 103851100A CN 201410095748 A CN201410095748 A CN 201410095748A CN 103851100 A CN103851100 A CN 103851100A
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- free wheel
- wheel device
- working state
- outer ring
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Abstract
The invention discloses a monitoring structure for a working state of an overrun clutch and engineering machinery and belongs to the field of machine manufacturing. The monitoring structure comprises a driving mechanism 1, an overrun clutch 3 and a controller 8, wherein the driving mechanism 1 is connected with an outer circle or inner circle of the overrun clutch 3; the driving mechanism 1 is used for driving the outer circle or inner circle of the overrun clutch 3 to rotate; the outer circle and inner circle of the overrun clutch 3 are respectively connected with the controller 8; rotating speed values of the outer circle and inner circle of the overrun clutch 3 are transferred to the controller 8; the controller 8 can judge the working state of the overrun clutch 3 according to a ratio of the rotating speed values of the outer circle and inner circle of the overrun clutch 3. According to the technical scheme provided by the invention, the monitoring for the working state of the service life of the overrun clutch is realized under the condition of un-detaching an assembly structure of the overrun clutch, the failure of the overrun clutch is judged, early warning is supplied to a driver or maintainer and the maintenance is convenient.
Description
Technical field
The invention belongs to machinery and manufacture field, relate to the monitoring of structures of the free wheel device working state that a kind of engineering machinery uses.
Background technique
Free wheel device is widely used in vehicle transmission component, on the engineering machinery transmission component such as loader, excavator.The producer that produces at present free wheel device is all the mensuration of free wheel device being carried out on testboard bay to performance parameter and life-span, such test result is for the just general reasonably prediction of free wheel device of actual motion, cannot directly on actual conditions, monitor, the life-span of free wheel device be can not get judging accurately, be inconvenient to safeguard.If free wheel device quality of processing is poor, working life is shorter, only has 1～2 year, the even time of some months, the free wheel device working state of actual motion is monitored and is just seemed particularly important.
Summary of the invention
In view of this, the present invention has realized in the situation that not dismantling overdrive clutch assembly structure, and the working state in life-span of monitoring free wheel device, judges the inefficacy of free wheel device, for driver or maintenance man provide early warning, maintains easily.
For achieving the above object, concrete technological scheme is as follows:
On the one hand, a kind of monitoring of structures of free wheel device working state is provided, be applicable to engineering machinery, comprise driving mechanism, free wheel device and controller, described driving mechanism is connected with outer ring or the inner ring of described free wheel device, described driving mechanism drives outer ring or the inner ring rotation of described free wheel device, the inner ring of described free wheel device is connected with described controller respectively with outer ring, and the tachometer value of the inner ring of described free wheel device and outer ring is passed to described controller, described controller judges the working state of described free wheel device according to the ratio of the tachometer value of the inner ring of described free wheel device and outer ring.
Preferably, if ratio=1 of the described controller judgement inner ring of described free wheel device and the tachometer value of outer ring, described free wheel device is normally worked; If ratio ≠ 1 of the tachometer value of the inner ring of described free wheel device and outer ring, described free wheel device is in failure state.
Preferably, also comprise the first transmission device and the second transmission device, described driving mechanism is connected with described the first transmission device, described the first transmission device is connected with outer ring or the inner ring of described free wheel device, described the second transmission device is connected with inner ring or the outer ring of described free wheel device, described driving mechanism is by outer ring or the inner ring of free wheel device described in described the first actuator drives, described the first transmission device is connected with described controller respectively with the second transmission device, and the tachometer value of the inner ring of described free wheel device and outer ring is passed to described controller.
Preferably, also comprise the first speed probe and the second sensor, described the first speed probe is connected with described the first transmission device, and described the second speed probe is connected with described the second transmission device.
Preferably, on described the first transmission device and the second transmission device, be also provided with survey rotational speed devices.
Preferably, described driving mechanism is start/motor.
Preferably, also comprise load assembly, described load assembly is connected with the second transmission device.
Preferably, also comprise load assembly, described load assembly is connected with inner ring or the outer ring of described free wheel device.
On the other hand, provide a kind of engineering machinery, comprise the monitoring of structures of free wheel device working state as above.
With respect to prior art, the advantage of technological scheme of the present invention has:
1, realized in the situation that not dismantling overdrive clutch assembly structure, the working state in life-span of monitoring free wheel device, judges the inefficacy of free wheel device, for driver or maintenance man provide early warning, maintains easily;
2, simple in structure, user cost is low; In the situation that only needing transmission device with speed probe, just can realize the working state in the life-span of monitoring free wheel device, and carry out life-span judgement.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of another embodiment of the present invention.
Wherein, 1 is that driving mechanism, 2 is that the first transmission device, 3 is that free wheel device, 4 is that the second transmission device, 5 is that load assembly, 6 is that the first speed probe, 7 is that the second speed probe, 8 is controller.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment who obtains under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the present invention can combine mutually.
Below with reference to accompanying drawing, embodiments of the invention are done to concrete explaination.
Monitoring of structures and the engineering machinery of a kind of free wheel device working state of embodiments of the invention as shown in Figure 1.
The monitoring of structures of free wheel device working state comprises: driving mechanism 1, be preferably start/motor connects free wheel device 3 outer ring/inner ring by the first transmission device 2, now, read the tachometer value n1 of the outer ring/inner ring of free wheel device 3 by the first speed probe 6;
Outer ring/the inner ring of free wheel device 3 receives from start/motor torque and rotating speed, connects the inner ring/outer ring of free wheel device 3 by the second transmission device 4, and the moment of torsion of start/motor and rotating speed are passed to load assembly 5.Now, the second sensor 7 reads the tachometer value n2 of the inner ring/outer ring of free wheel device 3;
Controller 8, is preferably computer control system and reads rotation speed n 1 and n2, and calculates n2/n1 ratio.If ratio=1, free wheel device 3 is normally worked, if ratio ≠ 1, free wheel device 3, for failure state, needs to change.
Object of the present invention, being provides a kind of method of monitoring free wheel device working state to people.This method makes the work of free wheel device at enclosed space, and not in the situation of detaching structure, the working state of monitoring free wheel device, judges the inefficacy of free wheel device, for driver or maintenance man provide early warning, maintains easily.
The application of free wheel device 3 must meet rated torque could normal work.Often, transmission device 2 connects the outer ring of free wheel device 3, and transmission device 4 connects the inner ring of free wheel device 3, and free wheel device 3 could move like this; Otherwise transmission device 2 connects the inner ring of free wheel device 3, transmission device 4 connects the outer ring of free wheel device 3.
Suppose, the rotational speed and torque of free wheel device 3 unidirectional delivery engine/motor is to load assembly 5.Set the outer ring that the first transmission device 2 connects free wheel device 3, the second transmission device 4 connects the inner ring of free wheel device 3 simultaneously.Start/motor 1 is worked, now, outer ring tachometer value n1(the first transmission device 2 that the first speed probe 6 reads free wheel device 3 from the first transmission device 2 preferably has survey rotational speed devices), if start/motor speed equals the outer ring of free wheel device 3, also can read from start/motor.
The inner ring of free wheel device 3 receives from start/motor torque and rotating speed; Second transmission device 4(the second transmission device 4 that connects free wheel device 3 inner rings preferably has surveys rotational speed devices) read tachometer value n2 by the second speed probe 7; Computer control system reads rotation speed n 1 and n2, and calculates the ratio of n2/n1; If ratio=1, free wheel device 3 is normally worked, if ratio ≠ 1, free wheel device 3, for failure state, needs to change, and computer control system 8 provides early warning signal.
In embodiments of the invention, also comprise a kind of engineering machinery, wherein, comprise the monitoring of structures of above-mentioned free wheel device working state, because the monitoring of structures of above-mentioned free wheel device working state has above-mentioned technique effect, therefore, the engineering machinery that is provided with the monitoring of structures of this free wheel device working state also should possess corresponding technique effect, and its specific implementation process is similar to the above embodiments, does not hereby repeat.
Above specific embodiments of the invention be have been described in detail, but it is just as example, the present invention is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the present invention is carried out and alternative also all among category of the present invention.Therefore, equalization conversion and the modification done without departing from the spirit and scope of the invention, all should contain within the scope of the invention.
Claims (9)
1. the monitoring of structures of a free wheel device working state, be applicable to engineering machinery, it is characterized in that, comprise driving mechanism (1), free wheel device (3) and controller (8), described driving mechanism (1) is connected with outer ring or the inner ring of described free wheel device (3), described driving mechanism (1) drives outer ring or the inner ring rotation of described free wheel device (3), the inner ring of described free wheel device (3) is connected with described controller (8) respectively with outer ring, and the tachometer value of the inner ring of described free wheel device (3) and outer ring is passed to described controller (8), described controller (8) judges the working state of described free wheel device (3) according to the ratio of the tachometer value of the inner ring of described free wheel device (3) and outer ring.
2. the monitoring of structures of free wheel device working state as claimed in claim 1, is characterized in that, described controller (8) is if judge the inner ring of described free wheel device (3) and ratio=1 of the tachometer value of outer ring, and described free wheel device (3) is normally worked; If ratio ≠ 1 of the inner ring of described free wheel device (3) and the tachometer value of outer ring, described free wheel device (3) is in failure state.
3. the monitoring of structures of free wheel device working state as claimed in claim 2, it is characterized in that, also comprise the first transmission device (2) and the second transmission device (4), described driving mechanism (1) is connected with described the first transmission device (2), described the first transmission device (2) is connected with outer ring or the inner ring of described free wheel device (3), described the second transmission device (4) is connected with inner ring or the outer ring of described free wheel device (3), described driving mechanism (1) drives outer ring or the inner ring of described free wheel device (3) by described the first transmission device (2), described the first transmission device (2) is connected with described controller (8) respectively with the second transmission device (4), and the tachometer value of the inner ring of described free wheel device (3) and outer ring is passed to described controller (8).
4. the monitoring of structures of free wheel device working state as claimed in claim 3, it is characterized in that, also comprise the first speed probe (6) and the second sensor, described the first speed probe (6) is connected with described the first transmission device (2), and described the second speed probe (7) is connected with described the second transmission device (4).
5. the monitoring of structures of free wheel device working state as claimed in claim 4, is characterized in that, on described the first transmission device (2) and the second transmission device (4), is also provided with survey rotational speed devices.
6. the monitoring of structures of free wheel device working state as claimed in claim 5, is characterized in that, described driving mechanism (1) is start/motor.
7. the monitoring of structures of free wheel device working state as claimed in claim 6, is characterized in that, also comprises load assembly (5), and described load assembly (5) is connected with the second transmission device (4).
8. the monitoring of structures of free wheel device working state as claimed in claim 1, is characterized in that, also comprises load assembly (5), and described load assembly (5) is connected with inner ring or the outer ring of described free wheel device (3).
9. an engineering machinery, is characterized in that, comprises the monitoring of structures of the free wheel device working state as described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095748.4A CN103851100A (en) | 2014-03-14 | 2014-03-14 | Monitoring structure for working state of overrun clutch and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095748.4A CN103851100A (en) | 2014-03-14 | 2014-03-14 | Monitoring structure for working state of overrun clutch and engineering machinery |
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| CN103851100A true CN103851100A (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410095748.4A Pending CN103851100A (en) | 2014-03-14 | 2014-03-14 | Monitoring structure for working state of overrun clutch and engineering machinery |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677630A (en) * | 2015-01-21 | 2015-06-03 | 江阴众和电力仪表有限公司 | Synchro-self-shifting clutch state monitoring method and device |
| CN105043768A (en) * | 2015-06-30 | 2015-11-11 | 黄山协同轴承有限公司 | Unidirectional bearing durance testing machine |
| CN105699076A (en) * | 2016-04-14 | 2016-06-22 | 四川大学 | Service life testing device for freewheel clutch |
| CN108362494A (en) * | 2018-02-09 | 2018-08-03 | 西南大学 | Tandem freewheel clutch assembly test device and test method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365372A (en) * | 1986-09-08 | 1988-03-23 | Toyota Autom Loom Works Ltd | Warning method for life of clutch plate |
| CN201078748Y (en) * | 2007-05-11 | 2008-06-25 | 李延平 | Dynamic state load test device of overrun clutch |
| CN101462481A (en) * | 2007-12-19 | 2009-06-24 | 比亚迪股份有限公司 | Driving method for hybrid power drive system |
| CN101706363A (en) * | 2009-11-20 | 2010-05-12 | 哈尔滨工程大学 | Recording instrument for monitoring condition of self-synchronizing overrunning clutch |
-
2014
- 2014-03-14 CN CN201410095748.4A patent/CN103851100A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365372A (en) * | 1986-09-08 | 1988-03-23 | Toyota Autom Loom Works Ltd | Warning method for life of clutch plate |
| CN201078748Y (en) * | 2007-05-11 | 2008-06-25 | 李延平 | Dynamic state load test device of overrun clutch |
| CN101462481A (en) * | 2007-12-19 | 2009-06-24 | 比亚迪股份有限公司 | Driving method for hybrid power drive system |
| CN101706363A (en) * | 2009-11-20 | 2010-05-12 | 哈尔滨工程大学 | Recording instrument for monitoring condition of self-synchronizing overrunning clutch |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677630A (en) * | 2015-01-21 | 2015-06-03 | 江阴众和电力仪表有限公司 | Synchro-self-shifting clutch state monitoring method and device |
| CN104677630B (en) * | 2015-01-21 | 2017-11-21 | 江阴众和电力仪表有限公司 | Self-synchronizing clutch method for monitoring state and device |
| CN105043768A (en) * | 2015-06-30 | 2015-11-11 | 黄山协同轴承有限公司 | Unidirectional bearing durance testing machine |
| CN105043768B (en) * | 2015-06-30 | 2018-08-03 | 安徽协同轴承股份有限公司 | Unilateral bearing durability-testing machines |
| CN105699076A (en) * | 2016-04-14 | 2016-06-22 | 四川大学 | Service life testing device for freewheel clutch |
| CN108362494A (en) * | 2018-02-09 | 2018-08-03 | 西南大学 | Tandem freewheel clutch assembly test device and test method |
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Application publication date: 20140611 |