Gear machining fatigue life testing equipment
By setting up a cleaning device and auxiliary adjustment mechanism in the gear processing fatigue life testing equipment, the dust on the sensor surface is automatically blown away, solving the problem of inaccurate readings caused by dust cover and improving the accuracy and precision of the test.
Patent Information
- Application Number
- CN202423105530.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-16
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-16
AI Technical Summary
During gear machining fatigue life testing, dust covering the photoelectric elements of the sensor affects the scanning range, leading to inaccurate readings and reducing data accuracy.
A gear processing fatigue life testing device was designed, which includes a cleaning device and an auxiliary adjustment mechanism. The device uses components such as a slider, an air pump, and a nozzle to automatically blow and clean the sensor surface. The distance and angle of the nozzle are adjusted to ensure that dust does not affect the test.
It effectively removes dust from the sensor surface, improving the accuracy and precision of the detection data and ensuring the accuracy of the readings.
Smart Images
Figure CN223756320U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to test equipment technical field especially relates to a gear processing fatigue life test equipment. BACKGROUND
[0002] The rack is a kind of special gear with teeth distributed on strip body, and it is divided into straight-toothed rack and helical-toothed rack, and is used with straight-toothed cylindrical gear and helical-toothed cylindrical gear respectively, the tooth profile of rack is straight line instead of involute (for the plane of tooth surface), equivalent to the division circle radius is infinite cylindrical gear, and its main parameters include tooth groove width, addendum height, dedendum height and tooth height.
[0003] Gear is very widely used in present application, and fatigue life of gear needs to be detected by sampling during production, so that the service life of gear is accurately measured, however, during long-time detection of gear, the surface of detection sensor can be covered with dust, the dust can cover photoelectric element of sensor or affect scanning range, leading to inaccurate reading, so that the accuracy of data is reduced, therefore, the present application provides a gear processing fatigue life test equipment. SUMMARY
[0004] The utility model discloses to the problem of dust possibly covering photoelectric element of sensor or affecting scanning range in background art, leading to inaccurate reading, and the accuracy of data is reduced, and a gear processing fatigue life test equipment is provided.
[0005] The utility model discloses a technical scheme of gear processing fatigue life test equipment, including bottom plate and detection sensor, still including:
[0006] Lifting column is fixedly installed at the top of bottom plate, and the top of lifting column is fixedly connected with top plate, and the bottom end one side of top plate is fixedly installed with mounting plate, and detection sensor is located at the back of mounting plate, and one side of top plate is provided with recess, and the recess is provided with containing box;
[0007] Cleaning device, the cleaning device is arranged in containing box and is used for automatic blowing cleaning of dust adhered to the surface of detection sensor;
[0008] Auxiliary adjusting mechanism, the auxiliary adjusting mechanism is arranged on top plate and is used for multifunctional use of cleaning device.
[0009] Optionally, the top of the top plate is fixedly installed with a motor, the output shaft of the motor is fixedly connected with a first transmission wheel, the bottom wall of the top plate is fixedly connected with a rotating frame, the bottom of the rotating frame is rotatably connected with a second transmission wheel, the outer transmission of the first transmission wheel is connected with a transmission belt, and the top plate is provided with a rectangular slot for the movement of the transmission belt.
[0010] Optionally, the inner side of the bottom of the transmission belt is in transmission connection with the outer part of a second transmission wheel, and the front surface of the second transmission wheel is fixedly connected with a gear mounting rod.
[0011] Optionally, the top of the bottom plate is fixedly connected with a fixing frame, a moving groove is formed in the fixing frame, two moving blocks are arranged in the moving groove, a conducting table fixedly installed on the side wall of the fixing frame is arranged between the two moving blocks, a fixing rod is fixedly connected to the top of the moving block, the fixing rod is arranged on both sides of the conducting table and is fixedly connected with a clamping plate.
[0012] Optionally, the cleaning device comprises a sliding groove fixedly installed on one side of the inner wall of the containing box, a sliding block is slidingly installed in the sliding groove, an L-shaped connecting rod is fixedly installed on the sliding block, a horizontal plate is fixedly connected to the bottom end of the L-shaped connecting rod, a rotating disc is rotatably connected to the bottom of the horizontal plate through a rotating shaft, an air pump is fixed on the rotating disc, and a spray pipe is connected to the air pump.
[0013] Optionally, a lead screw threadedly connected with the sliding block is rotatably installed in the sliding groove, and a driving motor is fixedly installed at the bottom of the sliding groove, and the output shaft of the driving motor is fixedly connected with the lead screw.
[0014] Optionally, the auxiliary adjusting mechanism comprises sliding rails arranged on both sides of the top plate, guide blocks slidingly installed in the two sliding rails, support rods fixedly installed on the guide blocks, moving plates fixedly connected to the support rods, and the containing box is fixedly connected to the bottom of the moving plate.
[0015] To sum up, the present application has at least one of the following beneficial technical effects:
[0016] The containing box, the sliding groove, the sliding block, the air pump, the spray pipe and the L-shaped connecting rod are arranged, the sliding of the sliding block enables the L-shaped connecting rod to drive the air pump to extend out of or into the containing box, the accumulated dust can be cleaned by the blowing of the spray pipe without affecting the detection work, the dust covering the photoelectric element of the sensor or affecting the scanning range of the sensor is avoided, and the inaccurate reading is avoided.
[0017] Further, the sliding rails, the guide blocks, the rotating disc, the moving plate and the support rods are arranged, the forward and backward movement of the guide blocks in the sliding rails can adjust the distance between the spray pipe and the detection sensor, the blowing and cleaning effect of the spray pipe is better, the spray pipe is adjusted in direction by the rotation of the rotating disc, the blowing and cleaning operation on the surface of the gear to be detected can also be realized, and the accuracy of the final detection data is significantly improved. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 The structure of an embodiment of the utility model is shown Figure 1 ;
[0019] Figure 2 Structure diagram of an embodiment of the present application is given Figure 2 ;
[0020] Figure 3 Figure is a schematic diagram of a clamping plate connection structure
[0021] Figure 4 Figure is a schematic diagram of a rotating disc connection structure
[0022] Figure 5 Figure is a schematic diagram of a moving plate connection structure.
[0023] The figure reference: 1, bottom plate; 2, detection sensor; 3, lifting column; 4, top plate; 5, mounting plate; 6, recess; 7, containing box; 8, moving plate; 9, slide rail; 10, guide block; 11, support rod; 12, motor; 13, first transmission wheel; 14, rotating frame; 15, second transmission wheel; 16, fixed frame; 17, moving groove; 18, moving block; 19, transmission table; 20, fixed rod; 21, clamping plate; 22, sliding slot; 23, sliding block; 24, screw rod; 25, drive motor; 26, L-shaped connecting rod; 27, cross plate; 28, rotating disc; 29, air pump; 30, spray pipe. DETAILED DESCRIPTION
[0024] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application.
[0025] The components of the embodiments of the present application generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application.
[0026] Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.
[0027] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0028] It is to be understood that the terms "including", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. In this specification, illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, specific features, structures, materials, or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples.
[0029] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can indirectly connect through the intermediate medium, can be two elements inside the communication. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.
[0030] As Figure 1 And Figure 2 The utility model discloses a gear machining fatigue life test equipment, including bottom plate 1 and detection sensor 2, detection sensor 2 is prior art, specifically can be stress strain sensor, vibration sensor, temperature sensor, tachometer etc., for real time monitoring the stress, strain, vibration and temperature of gear etc.
[0031] In addition, it further includes the lifting column 3 of fixed installation at the top of bottom plate 1, the top end of lifting column 3 is fixedly connected with top plate 4, and the bottom end one side of top plate 4 is fixedly installed with mounting plate 5, and detection sensor 2 is located at the back side of mounting plate 5, and the front side of mounting plate 5 is further provided with the controller and control panel matched with detection sensor 2, all are prior art, and here will not be described in detail, and one side of top plate 4 is provided with recess 6, and recess 6 is provided with containing box 7, and the height of top plate 4 can be adjusted by the lifting of lifting column 3, so as to detect the gear.
[0032] As Figures 1-3As shown, a motor 12 is fixedly installed on the top of the top plate 4. A first transmission wheel 13 is fixedly connected to the output shaft of the motor 12. A rotating frame 14 is fixedly connected to the bottom wall of the top plate 4. A second transmission wheel 15 is rotatably connected to the bottom of the rotating frame 14. A transmission belt is connected to the outside of the first transmission wheel 13. A rectangular groove is provided on the top plate 4 for the transmission belt to move. The inner side of the bottom of the transmission belt is connected to the outside of the second transmission wheel 15. A gear mounting rod is fixedly connected to the front of the second transmission wheel 15. The gear mounting rod can be used to hold the gear to be tested. Through the transmission belt, the rotation of the first transmission wheel 13 can drive the rotation of the second transmission wheel 15, so that the gear to be tested can rotate.
[0033] In addition, a fixed frame 16 is fixedly connected to the top of the base plate 1. A movable groove 17 is provided on the fixed frame 16. Two movable blocks 18 are provided in the movable groove 17. The two movable blocks 18 are symmetrically arranged in the movable groove 17. A threaded rod is rotatably installed in the movable groove 17. Both movable blocks 18 are threadedly connected to the threaded rod, and there are opposite internal threads between the two movable blocks 18 and the threaded rod. A servo motor for driving the rotation of the threaded rod is installed on one side of the fixed frame 16. The rotation of the thread causes the two movable blocks 18 to move towards each other.
[0034] It is worth noting that a transmission platform 19 is fixedly installed on the side wall of the fixed frame 16 between the two moving blocks 18. The transmission platform 19 is used to place the rack for matching test. A fixed rod 20 is fixedly connected to the top of the moving block 18. The fixed rod 20 passes through both sides of the transmission platform 19 and is fixedly connected to the clamping plate 21. The moving of the two moving blocks 18 closer together causes the fixed rod 20 to drive the clamping plate 21 to clamp the placed rack to prevent shaking from affecting the test. The lowering of the lifting column 3 causes the clamped gear to move to mesh with the rack. Finally, the forward and reverse rotation of the starting motor 12 causes the gear to rotate and drive the rack to move. With the help of the controller and the detection sensor 2, the fatigue life test of the gear processing is completed.
[0035] like Figures 1-4 As shown, the device also includes a cleaning device, which is set inside the housing 7 for automatically blowing away dust adhering to the surface of the sensor 2. The cleaning device includes a slide groove 22 fixedly installed on one side of the inner wall of the housing 7. A slider 23 is slidably installed in the slide groove 22. An L-shaped connecting rod 26 is fixedly installed on the slider 23. A horizontal plate 27 is fixedly connected to the bottom end of the L-shaped connecting rod 26. A turntable 28 is rotatably connected to the bottom of the horizontal plate 27 via a rotating shaft. An air pump 29 is fixed on the turntable 28. A nozzle 30 is connected to the air pump 29. Compressed air from the air pump 29 is sprayed out from the nozzle 30 to blow away the dust adhering to the surface of the sensor 2, so as to avoid the accumulation of dust affecting the accuracy of detection.
[0036] Further, the horizontal plate 27 is provided with a micro motor for driving the rotating disc 28 to rotate, the rotation of the rotating disc 28 can adjust the blowing angle of the spray pipe 30, expand the blowing area, and make the cleaning effect better, the sliding groove 22 is rotatably provided with a lead screw 24 which is threadedly connected with the sliding block 23, the bottom of the sliding groove 22 is fixedly provided with a driving motor 25, the output shaft of the driving motor 25 is fixedly connected with the lead screw 24, the driving motor 25 is started to drive the lead screw 24 to rotate, and the sliding block 23 can drive the L-shaped connecting rod to move upwards along the sliding groove 22, so that the cleaning device is retracted into the containing box 7, the detection sensor 2 is avoided from being blocked, and the normal monitoring operation is affected.
[0037] As shown in Figures 1-5 The device further comprises an auxiliary adjusting mechanism which is arranged on the top plate 4 and is used for the multifunctional use of the cleaning device, the auxiliary adjusting mechanism comprises two sliding rails 9 which are arranged on the two sides of the top plate 4, the two sliding rails 9 are slidably provided with guide blocks 10, the guide blocks 10 are fixedly provided with supporting rods 11, the supporting rods 11 are fixedly connected with a moving plate 8, and the containing box 7 is fixedly connected to the bottom of the moving plate 8; the sliding of the guide blocks 10 in the sliding rails 9 is controlled by the controller, the moving plate 8 drives the containing box 7 to move, the spray pipe 30 is further close to the detection sensor 2, the distance between the spray pipe 30 and the detection sensor 2 is adjusted, and the blowing and cleaning effect of the spray pipe 30 is significantly improved.
[0038] Especially important is that the spray pipe 30 can also be adjusted in direction by the rotation of the rotating disc 28, the backward movement of the guide block 10 is matched, the spray pipe 30 can also blow and clean the detected gear which is stuck on the gear mounting rod, the dust on the gear can also be blown and cleaned, and the detection accuracy is further improved.
[0039] The working principle of the embodiment is as follows: the driving motor 25 is started to drive the lead screw 24 to rotate, the sliding block 23 drives the L-shaped connecting rod to move downwards along the direction of the sliding groove 22, the L-shaped connecting rod drives the air pump 29 to extend out of the containing box 7, the air compressed by the air pump 29 is sprayed out of the spray pipe 30 at this time, the dust attached to the surface of the detection sensor 2 is blown and cleaned, the spray pipe 30 can be adjusted by the rotation of the rotating disc 28, the blowing area is expanded, the forward sliding of the guide block 10 on the sliding rail 9 adjusts the distance between the spray pipe 30 and the detection sensor 2, the detection accuracy is further improved, at the same time, the direction of the spray pipe 30 can be adjusted by the rotation of the rotating disc 28, the moving plate 8 is moved backwards by the guide block 10, the spray pipe 30 can also blow and clean the detected gear, and the final test accuracy is significantly improved.
[0040] The above specific embodiments are only several optional embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.
Claims
1. A gear processing fatigue life test apparatus comprising a base plate (1) and a detection sensor (2), characterized in that, Also include: Fixedly installed on the top of the bottom plate (1) lifting column (3), the top end of the lifting column (3) is fixedly connected with the top plate (4), the bottom end of the top plate (4) is fixedly installed with the mounting plate (5), the detection sensor (2) is located on the back side of the mounting plate (5), the side of the top plate (4) is provided with a recess (6), the recess (6) is provided with a containing box (7); Cleaning device, the cleaning device is arranged in the containing box (7) for automatic blowing cleaning of dust adhered to the surface of the detection sensor (2); Auxiliary adjusting mechanism, the auxiliary adjusting mechanism is arranged on the top plate (4) for multifunctional use of the cleaning device.
2. The gear fatigue life testing apparatus according to claim 1, wherein The top of the top plate (4) is fixedly installed with a motor (12), the output shaft of the motor (12) is fixedly connected with a first transmission wheel (13), the bottom wall of the top plate (4) is fixedly connected with a rotating frame (14), the bottom of the rotating frame (14) is rotatably connected with a second transmission wheel (15), the outer transmission of the first transmission wheel (13) is connected with a transmission belt, and a rectangular groove is formed in the top plate (4) for the movement of the transmission belt.
3. A gear processing fatigue life test apparatus according to claim 2, wherein The inner side of the bottom of the transmission belt is in transmission connection with the outer side of the second transmission wheel (15), and the front side of the second transmission wheel (15) is fixedly connected with a gear mounting rod.
4. The gear fatigue life testing apparatus of claim 1, wherein The top of the bottom plate (1) is fixedly connected with a fixed frame (16), the fixed frame (16) is provided with a moving groove (17), two moving blocks (18) are arranged in the moving groove (17), and a transmission table (19) fixedly installed on the side wall of the fixed frame (16) is arranged between the two moving blocks (18). The top of the moving block (18) is fixedly connected with a fixed rod (20), the fixed rod (20) penetrates through the two sides of the transmission table (19) and is fixedly connected with a clamping plate (21).
5. The gear fatigue life test apparatus of claim 1 wherein, The cleaning device comprises a sliding groove (22) fixedly installed on one side of the inner wall of the containing box (7), a sliding block (23) slidably installed in the sliding groove (22), an L-shaped connecting rod (26) fixedly installed on the sliding block (23), a horizontal plate (27) fixedly connected with the bottom end of the L-shaped connecting rod (26), a rotating disc (28) rotatably connected with the bottom of the horizontal plate (27) through a rotating shaft, a gas pump (29) fixed on the rotating disc (28), and a spray pipe (30) connected with the gas pump (29).
6. A gear processing fatigue life test apparatus according to claim 5, wherein The sliding groove (22) is rotatably installed with a lead screw (24) in threaded connection with the sliding block (23), and the bottom of the sliding groove (22) is fixedly installed with a driving motor (25), and the output shaft of the driving motor (25) is fixedly connected with the lead screw (24).
7. The gear fatigue life test apparatus of claim 1 wherein, The auxiliary adjusting mechanism comprises two slide rails (9) arranged on the two sides of the top plate (4), a guide block (10) slidably installed in each of the two slide rails (9), a supporting rod (11) fixedly installed on the guide block (10), a moving plate (8) fixedly connected with the supporting rod (11), and the containing box (7) is fixedly connected to the bottom of the moving plate (8).