CN217586297U - Single-gear endurance fatigue testing machine - Google Patents
Single-gear endurance fatigue testing machine Download PDFInfo
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- CN217586297U CN217586297U CN202220684345.3U CN202220684345U CN217586297U CN 217586297 U CN217586297 U CN 217586297U CN 202220684345 U CN202220684345 U CN 202220684345U CN 217586297 U CN217586297 U CN 217586297U
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Abstract
The utility model discloses a single-gear endurance fatigue testing machine, include: a test bed; the lower pressing shaft is arranged on the test bed, and a first groove is formed in the side wall of the top end of the lower pressing shaft; the gear support is arranged on the test bed and used for mounting a gear to be tested, and one tooth of the gear to be tested is meshed with the first groove; the upper pressing shaft is arranged on the test bed, the axis of the upper pressing shaft is collinear with the axis of the lower pressing shaft, a second groove is formed in the side wall of the end part, opposite to the lower pressing shaft, of the upper pressing shaft, and the second groove is used for being meshed with one tooth of the gear to be tested; and the driver is arranged on the test bed and used for driving the gear to be tested to rotate. The single-gear endurance fatigue testing machine provided by the scheme is adopted, the gear is not required to be positioned in advance by the gear meshing fatigue testing device, the gear can be fixed in advance to carry out an experiment, the installation process is simplified, and the detection efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the durable fatigue test machine of gear, concretely relates to single gear durable fatigue test machine.
Background
Gears are widely used in various industries as common transmission parts. After the gear is produced, the performance of the gear needs to be tested, and generally, the ability to test the gear meshing fatigue is needed.
At present, the existing gear meshing fatigue test device firstly supports and clamps a gear, and then loads up and down to perform a test. The existing gear meshing fatigue test device needs to position the gear firstly and then fix the gear, so that the experiment can be carried out, the installation process is complex, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a single gear endurance fatigue testing machine for solve current gear engagement fatigue test device among the prior art and need fix the gear earlier, later fix the gear again, could experiment, the installation is complicated, problem that detection efficiency is low.
In order to solve the technical problem, the embodiment of the utility model discloses a single-gear endurance fatigue testing machine, include: a test bed; the lower pressing shaft is arranged on the test bed, and a first groove is formed in the side wall of the top end of the lower pressing shaft; the gear support is arranged on the test bed and used for mounting a gear to be tested, and one tooth of the gear to be tested is meshed with the first groove; the upper pressing shaft is arranged on the test bed, the axis of the upper pressing shaft is collinear with the axis of the lower pressing shaft, a second groove is formed in the side wall of the end part, opposite to the lower pressing shaft, of the upper pressing shaft, and the second groove is used for being meshed with one tooth of the gear to be tested; and the driver is arranged on the test bed and used for driving the gear to be tested to rotate.
Optionally, the gear testing device further comprises a first detector, the first detector is arranged on the side wall of the first groove, and the first detector is used for detecting the acting force between the gear to be tested and the first groove.
Optionally, the first detector is a pressure sensor.
Optionally, the gear testing device further comprises a second detector, the second detector is arranged on the side wall of the second groove, and the second detector is used for detecting the acting force between the gear to be tested and the second groove.
Optionally, the second detector is a pressure sensor.
Optionally, the lower pressing shaft is fixedly connected to the test bed through a bolt.
Optionally, the gear support is fixedly connected to the test bed through a bolt.
Optionally, the upper pressing shaft includes: the motor is arranged on the test bed; the driving rod is coaxially arranged at the rotating end of the motor, the motor can drive the driving rod to rotate, and the other end of the driving rod is fixedly connected with the test bed.
Optionally, the method further includes: and the mounting box is fixedly connected on the test bed, and the motor is fixedly connected in the mounting box.
The utility model discloses a single-gear endurance fatigue testing machine, include: a test bed; the lower pressing shaft is arranged on the test bed, and a first groove is formed in the side wall of the top end of the lower pressing shaft; the gear support is arranged on the test bed and used for mounting a gear to be tested, and one tooth of the gear to be tested is meshed with the first groove; the upper pressing shaft is arranged on the test bed, the axis of the upper pressing shaft is collinear with the axis of the lower pressing shaft, a second groove is formed in the side wall of the end part, opposite to the lower pressing shaft, of the upper pressing shaft, and the second groove is used for being meshed with one tooth of the gear to be tested; and the driver is arranged on the test bed and used for driving the gear to be tested to rotate. The single-gear endurance fatigue testing machine provided by the scheme of the adoption can fix the gear on the gear support in advance, and make the gear and the first groove engagement of the setting on the lower pressure shaft, later through adjusting the position of the upper pressure shaft, so that the second groove and the gear engagement of the upper pressure shaft are set up, alright test the gear to be tested, the single-gear endurance fatigue testing machine provided by the scheme of the adoption, need not the gear engagement fatigue testing device and fix the gear in advance, the fixed gear can be fixed in advance to test, the installation process is simplified, the detection efficiency is low.
Drawings
Fig. 1 is a schematic structural diagram of a single-gear endurance fatigue testing machine provided in this embodiment.
In the figure, 1 test stand; 2. pressing down the shaft; 3. a first groove; 4. a gear support; 5. pressing the shaft upwards; 6. a second groove; 7. a motor; 8. a drive rod; 9. mounting a box; 10. and (6) a gear to be tested.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the embodiment of the utility model provides a single-gear endurance fatigue testing machine is disclosed in embodiment, include: a test stand 1; the lower pressing shaft 2 is arranged on the test bed 1, and a first groove 3 is formed in the side wall of the top end of the lower pressing shaft 2; the gear support 4 is arranged on the test bed 1 and used for mounting a gear to be tested, and one tooth of the gear to be tested is meshed with the first groove 3; the upper pressing shaft 5 is arranged on the test bed 1, the axis of the upper pressing shaft 5 is collinear with the axis of the lower pressing shaft 2, a second groove 6 is formed in the side wall of the end part, opposite to the lower pressing shaft 2, of the upper pressing shaft 5, and the second groove 6 is used for being meshed with one tooth of the gear to be tested; and the driver is arranged on the test bed 1 and used for driving the gear to be tested to rotate.
In the present exemplary embodiment, the single-gear endurance fatigue testing machine main unit is connected to the upper and lower pressing shafts to perform a high-frequency fatigue test. The upper pressing shaft and the lower pressing shaft are connected with the gear, so that the stress condition and fatigue fracture between two teeth can be rapidly and effectively detected.
In the present exemplary embodiment, the test bed 1 may be a test bed 1 having a plate-shaped structure, or may be a test bed 1 supported by supporting legs, and a user may select the test bed according to actual use requirements, and the pressing shaft 2 may be an expansion link 7, such as a hydraulic cylinder, an attached control component, and an oil pump, and the structure is a structure that is conventional in the art, and is not limited by the present scheme, and the pressing shaft 2 may be fixed on the test bed 1 in advance during an assembly process.
In this exemplary embodiment, the upper pressing shaft 5 needs to realize the functions of rotation and reciprocating motion along the axis thereof, so as to be disposed on the upper pressing shaft 5, and engage with the gear to be tested, specifically, the upper pressing shaft 5 needs to realize the functions of rotation and reciprocating motion, specifically, the motor 8 can be adopted to realize rotation, the telescopic rod 7 is adopted to realize reciprocating motion, that is, the telescopic rod 7 is disposed at the rotation end of the motor 8, the two are coaxially disposed, and then the end portion of the telescopic rod 7 is disposed on the test bed, so as to realize the scheme that the upper pressing shaft 5 rotates and moves relative to the test bed 1, the telescopic rod 7 can be an electric telescopic rod 7 or a hydraulic telescopic rod 7, and the scheme does not limit the type of the telescopic rod 7. When the telescopic rod 7 is a hydraulic telescopic rod 7, accessories such as a hydraulic pump, a hydraulic controller, a servo valve and the like need to be equipped for the telescopic rod, the connection and the use of the accessories belong to the conventional technical means in the field, and the scheme is not limited.
In the present exemplary embodiment, the driver may be the driving motor 8, the manner of driving the gear to rotate by using the driving motor 8 may be to directly fix the middle point of the gear at the rotation end of the driving motor 8, the manner of driving the gear by using the driving motor 8 belongs to the conventional technical means in the art, and the present solution does not limit the manner.
The single-gear endurance fatigue testing machine provided by the scheme of the adoption can fix the gear on the gear support 4 in advance, and make the gear and the first groove 3 meshing of the setting on the lower pressing shaft 2, later through adjusting the position of the upper pressing shaft 5, so that the second groove 6 and the gear meshing on the upper pressing shaft 5 are set up, alright test the gear to be tested, the single-gear endurance fatigue testing machine provided by the scheme of the adoption, it fixes the gear position in advance to need not the gear meshing fatigue testing device, the gear can be fixed in advance to test, the installation process is simplified, the detection efficiency is low.
In a specific embodiment, the gear testing device further comprises a first detector, wherein the first detector is arranged on the side wall of the first groove 3 and is used for detecting the acting force between the gear to be tested and the first groove 3.
In this example embodiment, the first detector is a pressure sensor. The pressure sensor can be obtained by direct purchasing, and the scheme does not limit the type of the pressure sensor. The pressure sensor is used for detecting the pressure between the gear to be detected and the first groove 3.
In a specific embodiment, the gear testing device further comprises a second detector, wherein the second detector is arranged on the side wall of the second groove 6 and is used for detecting the acting force between the gear to be tested and the second groove 6.
In this example embodiment, the second detector is a pressure sensor. The pressure sensor can be obtained by direct purchase, and the scheme does not limit the type of the pressure sensor. The pressure sensor is used for detecting the pressure between the gear to be detected and the second groove 6
In a specific embodiment, the method further comprises the following steps: the telescopic rod 7 is arranged on the test bed 1, the telescopic end of the telescopic rod 7 is coaxially and fixedly connected with the upper pressing shaft 5, and the telescopic rod 7 is used for driving the upper pressing shaft 5 to reciprocate along the axis direction of the upper pressing shaft 5.
In this exemplary embodiment, the telescopic rod 7 may be an electric telescopic rod 7 or a hydraulic telescopic rod 7, and the present embodiment does not limit the type of the telescopic rod 7. When the telescopic rod 7 is a hydraulic telescopic rod 7, accessories such as a hydraulic pump, a hydraulic controller, a servo valve and the like need to be equipped for the telescopic rod, the connection and the use of the accessories belong to the conventional technical means in the field, and the scheme is not limited.
In one embodiment, the pressing shaft 2 is fixed to the test bed 1 by bolts.
By adopting the bolt fixing mode, the connection stability between the lower pressing shaft 2 and the test bed 1 can be improved.
In one embodiment, the gear support 4 is fastened to the test stand 1 by means of screws. By adopting a bolt fixing mode, the connection stability between the gear support 4 and the test bed 1 can be improved.
In one embodiment, the upper pressing shaft 5 includes: the motor 8 is arranged on the test bed 1; the driving rod 9 is coaxially arranged at the rotating end of the motor 8, the motor 8 can drive the driving rod 9 to rotate, and the other end of the driving rod 9 is fixedly connected with the test bed 1.
In the present exemplary embodiment, the motor 8 may be a servo motor 8, a dc motor 8, an ac motor 8, or the like, and the present embodiment does not limit the type of the motor 8.
In a specific embodiment, the method further comprises the following steps: and the mounting box 10 is fixedly connected to the test bed 1, and the motor 8 is fixedly connected to the inside of the mounting box 10. Set up mounting box 10, be convenient for install motor 8, it is specific, can install motor 8 in mounting box 10 earlier, fix mounting box 10 on test bench 1 again.
At above-mentioned mounting box 10 can connect on the laboratory bench through the connecting rod, and is concrete, and the connecting rod can be integrated into one piece pole on test bench 1, also can be the pole of welding on test bench 1, and this scheme does not restrict above-mentioned connecting rod and test bench 1's relation of connection. The mounting box 10 may be fixed to the test bed 1 by a connecting rod. It should be understood that the connection manner of the mounting box 10 and the connecting rod may be welding connection, bolt connection, or other fixed connection manners, and this embodiment is not limited thereto.
It should be noted that the above-described embodiments are only some of the claimed embodiments, and not all of the claimed embodiments. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments in the application without any creative effort, shall fall within the scope of protection of the application. In the present specification, each embodiment is described with emphasis on differences from other embodiments, and the same and similar parts between the embodiments may be referred to each other.
Claims (9)
1. The utility model provides a single gear endurance fatigue testing machine which characterized in that includes:
a test stand (1);
the lower pressing shaft (2) is arranged on the test bed (1), and a first groove (3) is formed in the side wall of the top end of the lower pressing shaft (2);
the gear support (4) is arranged on the test bed (1) and used for mounting a gear to be tested, and one tooth of the gear to be tested is meshed with the first groove (3);
the upper pressing shaft (5) is arranged on the test bed (1), the axis of the upper pressing shaft (5) is collinear with the axis of the lower pressing shaft (2), a second groove (6) is formed in the side wall of the end part, opposite to the lower pressing shaft (2), of the upper pressing shaft (5), and the second groove (6) is used for being meshed with one tooth of the gear to be tested;
and the driver is arranged on the test bed (1) and used for driving the gear to be tested to rotate.
2. The single-gear endurance fatigue testing machine according to claim 1,
the gear detecting device is characterized by further comprising a first detector, wherein the first detector is arranged on the side wall of the first groove (3), and the first detector is used for detecting acting force between the gear to be detected and the first groove (3).
3. The single-gear endurance fatigue testing machine according to claim 2,
the first detector is a pressure sensor.
4. The single-gear endurance fatigue testing machine according to claim 1,
the gear detecting device is characterized by further comprising a second detector, wherein the second detector is arranged on the side wall of the second groove (6) and is used for detecting acting force between the gear to be detected and the second groove (6).
5. The single-gear endurance fatigue testing machine according to claim 4,
the second detector is a pressure sensor.
6. The single-gear endurance fatigue testing machine according to claim 1, wherein the pressing shaft (2) is fixed to the test stand (1) by bolts.
7. Single-gear endurance fatigue testing machine according to claim 1, characterized in that the gear carrier (4) is fixed to the test stand (1) by bolts.
8. Single-gear endurance fatigue testing machine according to claim 1, wherein said upper pressing shaft (5) comprises:
the motor (8) is arranged on the test bed (1);
the driving rod (9) is coaxially arranged at the rotating end of the motor (8), the motor (8) can drive the driving rod (9) to rotate, and the other end of the driving rod (9) is fixedly connected with the test bed (1).
9. The single-gear endurance fatigue testing machine according to claim 8, further comprising: and the mounting box (10) is fixedly connected to the test bed (1), and the motor (8) is fixedly connected to the inside of the mounting box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220684345.3U CN217586297U (en) | 2022-03-25 | 2022-03-25 | Single-gear endurance fatigue testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220684345.3U CN217586297U (en) | 2022-03-25 | 2022-03-25 | Single-gear endurance fatigue testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217586297U true CN217586297U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220684345.3U Active CN217586297U (en) | 2022-03-25 | 2022-03-25 | Single-gear endurance fatigue testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217586297U (en) |
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2022
- 2022-03-25 CN CN202220684345.3U patent/CN217586297U/en active Active
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