CN214584027U - A accredited testing organization for centrifugal clutch - Google Patents
A accredited testing organization for centrifugal clutch Download PDFInfo
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- CN214584027U CN214584027U CN202120709465.XU CN202120709465U CN214584027U CN 214584027 U CN214584027 U CN 214584027U CN 202120709465 U CN202120709465 U CN 202120709465U CN 214584027 U CN214584027 U CN 214584027U
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- driving shaft
- driven disc
- rotating speed
- testing mechanism
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Abstract
The utility model discloses a accredited testing organization for centrifugal clutch, clutch include the body, and centrifugal moving part, accredited testing organization includes: the driven disc is covered on the outer side of the clutch; the first driving shaft is connected with the body; the second driving shaft is connected with the driven disc in a rotation stopping matching manner; the induction unit comprises a torque sensor and a base; the rotating speed detection unit is arranged on the outer side of the driven disc and is used for monitoring the rotating speed of the driven disc; when the first driving shaft drives the body to rotate, so that the centrifugal moving part moves towards the periphery to abut against the inner wall of the driven disc to drive the driven disc to rotate, the rotating speed detection unit monitors the rotating speed of the driven disc at the moment; when the second driving shaft and the first driving shaft rotate in opposite directions to drive the driven disc to stop rotating, the sensing unit monitors the torque of the second driving shaft at the moment. The utility model discloses a clutch and the meshing rotational speed of driven dish, the automatic measure of engaging torque, measuring result is accurate, measures simple and conveniently.
Description
Technical Field
The utility model belongs to the technical field of test machine, especially, relate to a accredited testing organization for centrifugal clutch.
Background
The centrifugal clutch structure is a mechanical structure applied in various mechanical fields such as fuel oil, electric garden tools, electric tools and the like. The meshing rotating speed and the meshing torque of the clutch and the driven plate have strict safety specifications and technical requirements, and data such as the meshing rotating speed and the like must be measured and checked.
The existing measuring method is that two parts are actually assembled on a product, an accelerator is added to a fuel engine slowly, the rotating speed of the engine is measured at the same time, the rotating speed is changed timely, the action of an output component of a driven disc is visually observed to judge the meshing rotating speed, namely the rotating speed of the engine is the meshing rotating speed of a clutch when the output component starts to act. The measurement result is judged completely by the experience of the measuring personnel, the measurement result of different measuring personnel is greatly different by the same personnel for many times, the data conformity is judged by the experience of the measuring personnel, and the meshing torque and the working temperature of the part cannot be measured.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a but automatic measure centrifugal clutch's meshing rotational speed, measuring result is accurate, measures simple a accredited testing organization for centrifugal clutch.
The utility model provides a technical scheme that its technical problem adopted is: a testing mechanism for a centrifugal clutch, the clutch including a body and a centrifugal movable member resiliently connected to the body, the testing mechanism comprising:
the driven disc is covered on the outer side of the clutch;
the first power source is provided with a first driving shaft connected with the body and used for driving the body to rotate;
the second power source is connected with the driven disc in a rotation stopping fit manner through a second driving shaft;
the sensing unit comprises a torque sensor and a base, wherein the torque sensor is sleeved on the periphery of the second driving shaft and used for monitoring the rotating speed of the second driving shaft, and the base is connected with the torque sensor;
the rotating speed detection unit is arranged on the outer side of the driven disc and is used for monitoring the rotating speed of the driven disc;
when the first driving shaft drives the body to rotate, so that the centrifugal moving part moves towards the periphery to abut against the inner wall of the driven disc to drive the driven disc to rotate, the rotating speed detection unit monitors the rotating speed of the driven disc at the moment;
when the second driving shaft and the first driving shaft rotate in opposite directions to drive the driven disc to stop rotating, the sensing unit monitors the torque of the second driving shaft at the moment.
Furthermore, the testing mechanism further comprises a display screen, the display screen is connected with the rotating speed detection unit and used for displaying the rotating speed of the driven disc, and the display screen is also connected with the first power source and used for displaying the rotating speed of the first driving shaft.
Furthermore, the testing mechanism further comprises a load loading unit which is connected with the second power source and used for adjusting the output power of the second power source.
Furthermore, the testing mechanism further comprises an infrared temperature sensor which is arranged close to the driven disc and used for monitoring the working temperature of the driven disc.
Furthermore, the testing mechanism further comprises a speed regulator which is connected with the first power source and used for regulating the output power of the first power source.
Furthermore, the torque sensor further comprises a cover body, the extension section of the cover body is sleeved on the inner ring of the torque sensor, and the inner wall of the cover body is connected with the second driving shaft and can synchronously rotate along with the second driving shaft.
Further, the cover is connected to the second drive shaft by two bearings.
Furthermore, the cover body comprises a conical outer wall and a cylindrical inner wall, the bearing is connected with the inner wall, and a connecting rib is arranged between the inner wall and the outer wall.
Furthermore, a connecting section is arranged on the driven disc, and the inner wall of the connecting section is connected in a rotation stopping matching mode through the key teeth on the second driving shaft.
The utility model has the advantages that: the automatic measurement of the meshing rotating speed and the meshing torque of the clutch and the driven disc is realized, the measurement result is accurate, the measurement is simple and convenient, and the working temperature of the driven disc can be monitored during the measurement of the meshing torque; the output power of the second power source can be adjusted according to different clutches, the monitoring adaptability is high, and the use is flexible; the data reading is convenient.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic view of the exploded structure of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
Fig. 4 is a schematic view of the assembly structure of the cover and the clutch according to the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
As shown in fig. 1 to 4, a testing mechanism for a centrifugal clutch includes a disk-shaped body 11, and a plurality of centrifugal moving members 12 elastically connected to the body 11, where the centrifugal moving members 12 are elastically connected to each other, that is, the plurality of centrifugal moving members 12 are uniformly spaced along a circumferential direction of the body 11, and each centrifugal moving member 12 is initially positioned such that an outer ring thereof is close to an outer ring of the body 11 by an elastic connecting member such as a spring, and the centrifugal moving member 12 can be radially away from the body 11 when the body 11 rotates at a high speed.
The utility model discloses a accredited testing organization includes first power supply 2, and its first drive shaft 21 links to each other with 11 centers of body for 11 circumferential direction of drive body. In this embodiment, the first power source 2 is a speed-adjustable motor, that is, the output power of the speed-adjustable motor can be adjusted, so the testing mechanism further includes a speed regulator 9, and the speed regulator 9 is connected to the first power source 2 and can be used for adjusting the output power of the first power source 2.
And the driven plate 13 is covered on the periphery of the clutch 1 and is coaxially arranged with the clutch.
And the second power source 3 is also included, and a second driving shaft 31 of the second power source is connected with the central part structure of the driven disc 13 in a rotation-stopping matching mode. Specifically, a connecting section 131 is provided at the central portion of the driven disk 13, the connecting section 131 is a hollow cylindrical structure, the inner wall of the connecting section 131 is provided with a plurality of teeth along the circumferential direction, the end portion of the second driving shaft 31 is provided with a plurality of key teeth 311 arranged along the circumferential direction, and the key teeth 311 are connected with the teeth on the inner wall of the connecting section 131 in a rotation-stopping matching manner. In this embodiment, the second power source 3 is a load motor, which is opposite to the rotation direction of the first power source 2, so that the testing mechanism further comprises a load loading unit 7, and the load loading unit 7 is connected to the second power source 3 and is used for adjusting the output power of the second power source 3, so that it can have enough force to stop the rotation of the driven disk 13 in a high-speed rotation state.
The device further comprises a sensing unit 4 which comprises a torque sensor 41 and a base 42, wherein the torque sensor 41 is sleeved on the periphery of the second driving shaft 31 and used for monitoring the rotating speed of the second driving shaft, and the base 42 is connected with the torque sensor 41. In this embodiment, the cover 10 is sleeved on the outer side of the portion where the end of the second driving shaft 31 is connected to the driven disc 13, the cover 10 includes a cylindrical extension 101, a conical outer wall 103, and a cylindrical inner wall 104, and a connecting rib 105 is disposed between the inner wall 104 and the outer wall 103 for improving the strength of the cover 10. The extension section 101 is sleeved on the inner ring of the torque sensor 41, and the inner wall 104 is connected to the second driving shaft 31, specifically, the two are connected through two bearings 102, so that the cover 10 can synchronously rotate along with the second driving shaft 31. The outer wall 103 extends in the direction of the driven disk 13 to the side close to the driven disk 13.
The device also comprises a rotating speed detection unit 5 which is arranged on the outer side of the driven disc 13 and is used for monitoring the rotating speed of the driven disc 13.
The device also comprises a display screen 6, wherein the display screen 6 is connected with the rotating speed detection unit 5 and used for displaying the rotating speed of the driven disk 13, and the display screen 6 is also connected with the first power source 2 and used for displaying the rotating speed of the first driving shaft 21, so that two data can be visually seen on the display screen 6.
The device also comprises an infrared temperature sensor 8 which is arranged close to the driven disc 13 and is used for monitoring the working temperature of the driven disc 13.
The utility model has the advantages that the first driving shaft 21 drives the body 11 to rotate through the cooperation of the first power source 2 and the speed regulator 9, the rotating speed of the body 11 is accurately controlled, and the rotating speed is displayed and read in real time through the display screen 6; after the rotating speed of the body 11 reaches a certain numerical value, the centrifugal moving part 12 opens to be contacted and meshed with the driven disc 13 under the action of centrifugal force, namely, the centrifugal moving part 12 moves towards the outer periphery to be propped against the inner wall of the driven disc 13 so as to drive the driven disc 13 to rotate; at the moment, the rotating speed detection unit 5 monitors the rotating speed of the driven disc 13, reads the rotating speed value and displays the rotating speed value on the display screen 6; when the driven disc 13 starts to operate, the rotation speed value of the first driving shaft 21 of the first power source 2 is the meshing rotation speed of the centrifugal moving part 12 and the driven disc 13.
The load loading unit 7 continuously applies a load to the second power source 3, the second driving shaft 31 drives the driven disc 13 to rotate in the reverse direction, so that the centrifugal movable element 12 and the driven disc 13 operate under the load, and when the load applied by the load loading unit 7 and the second power source 3 in a matched manner reaches a critical point at which the driven disc 13 stops operating and the clutch 1 still continuously operates, the torque value read by the torque sensor 41 is the maximum engagement torque of the clutch 1 and the driven disc 13.
In the operation process of the testing mechanism, the temperature value obtained by the infrared temperature sensor 8 is the temperature of the clutch 1 and the driven plate 13 in the maximum engaging torque state.
The above detailed description is provided for illustrative purposes, and is not intended to limit the present invention, and any modifications and variations of the present invention are within the spirit and scope of the following claims.
Claims (9)
1. A testing mechanism for a centrifugal clutch, said clutch (1) comprising a body (11), and a centrifugally movable member (12) resiliently connected to the body (11), characterized in that the testing mechanism comprises:
a driven disk (13) which covers the outside of the clutch (1);
a first power source (2) with a first driving shaft (21) connected with the body (11) for driving the body (11) to rotate;
the second power source (3) is provided with a second driving shaft (31) which is connected with the driven disc (13) in a rotation stopping matching way;
the sensing unit (4) comprises a torque sensor (41) which is sleeved on the periphery of the second driving shaft (31) and used for monitoring the rotating speed of the second driving shaft, and a base (42) connected with the torque sensor (41);
the rotating speed detection unit (5) is arranged on the outer side of the driven disc (13) and is used for monitoring the rotating speed of the driven disc;
when the first driving shaft (21) drives the body (11) to rotate, so that the centrifugal movable part (12) moves towards the outer periphery to abut against the inner wall of the driven disc (13) to drive the driven disc (13) to rotate, the rotating speed detection unit (5) monitors the rotating speed of the driven disc (13) at the moment;
when the second driving shaft (31) rotates in the opposite direction to the first driving shaft (21) to drive the driven disc (13) to stop rotating, the sensing unit (4) monitors the torque of the second driving shaft (31) at the moment.
2. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the testing mechanism further comprises a display screen (6), the display screen (6) is connected with the rotating speed detection unit (5) and used for displaying the rotating speed of the driven disc (13), and the display screen (6) is further connected with the first power source (2) and used for displaying the rotating speed of the first driving shaft (21).
3. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the testing mechanism further comprises a load loading unit (7) which is connected with the second power source (3) and used for adjusting the output power of the second power source (3).
4. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the testing mechanism further comprises an infrared temperature sensor (8) which is arranged close to the driven disc (13) and used for monitoring the working temperature of the driven disc (13).
5. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the testing mechanism further comprises a speed regulator (9) which is connected with the first power source (2) and used for regulating the output power of the first power source (2).
6. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the torque sensor is characterized by further comprising a cover body (10), wherein an extension section (101) of the cover body (10) is sleeved on the inner ring of the torque sensor (41), and the inner wall of the cover body (10) is connected with the second driving shaft (31) and can synchronously rotate along with the second driving shaft (31).
7. The testing mechanism for a centrifugal clutch according to claim 6, wherein: the housing (10) is connected to the second drive shaft (31) by two bearings (102).
8. The testing mechanism for a centrifugal clutch according to claim 7, wherein: the bearing cover comprises a cover body (10) and a bearing, wherein the cover body comprises a conical outer wall (103) and a cylindrical inner wall (104), the bearing (102) is connected with the inner wall (104), and a connecting rib (105) is arranged between the inner wall (104) and the outer wall (103).
9. The testing mechanism for a centrifugal clutch according to claim 1, wherein: the driven disc (13) is provided with a connecting section (131), and the inner wall of the connecting section (131) is in rotation stopping fit connection through the key teeth (311) on the second driving shaft (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120709465.XU CN214584027U (en) | 2021-04-07 | 2021-04-07 | A accredited testing organization for centrifugal clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120709465.XU CN214584027U (en) | 2021-04-07 | 2021-04-07 | A accredited testing organization for centrifugal clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214584027U true CN214584027U (en) | 2021-11-02 |
Family
ID=78323750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120709465.XU Active CN214584027U (en) | 2021-04-07 | 2021-04-07 | A accredited testing organization for centrifugal clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214584027U (en) |
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2021
- 2021-04-07 CN CN202120709465.XU patent/CN214584027U/en active Active
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