Brake performance detection device

Abstract

The utility model relates to the technical field of detection devices, and discloses a brake performance detection device which comprises a bottom plate and a support. The brake performance detection device is equipped with the high-power motor and the low-power motor, the core part of the device is the linkage shaft, the linkage shaft simultaneously drives the two screw rods to realize the function of switching connection between the output shafts of the high-power motor and the low-power motor, and when the two screw rods rotate in the same direction, the two mounting plates move synchronously, so that the performance of the brake is detected. The position of the output shaft of the high-power motor and the position of the output shaft of the low-power motor ascend or descend synchronously, the second face gear at the output shaft end of the high-power motor or the second face gear at the output shaft end of the low-power motor can be meshed with the fixed first face gear through the mechanical design, switching of the output shafts is completed, and in the detection process, the detection accuracy is improved. The maximum static torque of the brake is tested through the low-power motor, the dynamic torque is tested through the high-power motor, and all detection data are fed back in real time through the torque detector.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of detection devices, in particular to a brake performance detection device. BACKGROUND

[0002] An electromagnetic brake is an ideal automatic execution element in modern industry, mainly serving to transmit power and control movement in a mechanical transmission system. The electromagnetic brake is a mechanical part for stopping or decelerating a moving part in a machine. The electromagnetic brake can be divided into an electromagnetic powder brake, an electromagnetic eddy current brake and an electromagnetic friction brake. The electromagnetic brake torque testing device is used for torque testing of products.

[0003] The existing patent (publication number: CN216524501U) discloses an electromagnetic brake torque testing device, and relates to the technical field of electromagnetic brakes. To solve the problem that the existing electromagnetic brake torque testing device has incomplete testing performance during use, resulting in inaccurate testing, a pressing ring claw is installed above the placement ring, an environmental testing end is arranged at one end of the pressing ring claw, a placement groove is installed in the middle of the placement ring, a vibration sensor is arranged in the placement groove, a PLC controller is installed at the front end of the placement ring, a torque testing structure is arranged on one side of the placement ring, a damping support is installed below the torque testing structure, a torque access end is arranged at the front end of the torque testing structure, a rotating end is installed on one side of the torque access end, a motor is arranged at the rear end of the torque testing structure, a multi-linkage structure is installed on one side of the motor, a linkage shaft is arranged at one end of the multi-linkage structure, and a rotating shaft is installed at one end of the motor.

[0004] The above-mentioned comparative document only uses one motor during detection, and cannot accurately test the maximum static torque and dynamic torque of the electromagnetic brake. In order to further optimize the detection effect of the device, a brake performance detection device is provided. Practical new type content

[0005] In view of the deficiencies of the prior art, the application provides a brake performance detection device. The gear switching mode is adopted to enable the linkage shaft to be switched and connected between the output shafts of two motors, so that the maximum static torque and dynamic torque of the electromagnetic brake can be more accurately detected, and the device is more practical.

[0006] In order to achieve the above object, the application provides the following technical scheme: a brake performance detection device, comprising a base plate and a support, the inside of the support is provided with a linkage shaft, the upper surface of the base plate is fixedly connected with a torque detector, the torque detector is installed on the linkage shaft, one end of the linkage shaft is fixedly connected with a rotating shaft, one end of the rotating shaft is provided with a switching mechanism, the switching mechanism comprises a first plane gear fixedly connected with one end of the linkage shaft, the inner wall of the base plate is rotatably sleeved with two lead screws, the upper side of the base plate is provided with two mounting plates, the two sides of the two mounting plates are respectively threadedly connected to the outside of the two lead screws, the upper surfaces of the two mounting plates are respectively fixedly connected with a high-power motor and a low-power motor, the output shaft ends of the high-power motor and the low-power motor are both fixedly connected with a second plane gear, the second plane gear is engaged with the first plane gear, and an auxiliary mechanism is arranged below the base plate.

[0007] Through the above scheme, the high-power motor and the low-power motor are arranged, the linkage shaft can be switched and connected between the output shafts of the high-power motor and the low-power motor through the same direction rotation of the two lead screws, the two mounting plates can move in the same direction when the two lead screws rotate in the same direction, and then the high-power motor and the low-power motor can be synchronously moved upwards or downwards, so that the second plane gear at the output shaft end of the high-power motor or the second plane gear at the output shaft end of the low-power motor is engaged with the first plane gear, the switching effect is realized, then the maximum static torque can be tested through the low-power motor, the dynamic torque can be tested through the high-power motor, the detection signal is transmitted to an external device through the torque detector, and the detection accuracy of the maximum static torque and the dynamic torque is effectively improved, and the device is more practical.

[0008] Further, the other end of the rotating shaft is provided with a brake, and a magnetic temperature sensor is magnetically attracted to the outer surface of the brake.

[0009] Through the above scheme, the temperature change of the brake can be detected.

[0010] Further, the shaft end of each lead screw is fixedly connected with a chain wheel, and a chain is arranged below the base plate, and the two chain wheels are drivingly connected through the chain.

[0011] Through the above scheme, the two lead screws can be simultaneously and synchronously rotated, and then the two mounting plates can be stably moved in the same direction.

[0012] Further, the upper surface of the base plate is fixedly connected with four limiting rods, and the two mounting plates are respectively slidably sleeved on the outer surfaces of the four limiting rods.

[0013] Through the above scheme, the mounting plates can be more stable when moving up and down.

[0014] Further, the upper side of the bottom plate is provided with a limiting plate, and the top ends of the four limiting rods are fixedly connected with the bottom surface of the limiting plate.

[0015] Through the above scheme, the maximum position of the small power motor can be limited, and the derailment can be avoided.

[0016] Further, the auxiliary mechanism comprises a worm gear, an inner wall of the worm gear is fixedly connected with a bottom end of a corresponding screw rod shaft, and a worm is installed on the bottom surface of the bottom plate and engaged with the worm gear.

[0017] Through the above scheme, the rotation of the screw rod can be limited, and the random rotation of the screw rod can be avoided, thereby ensuring the stability of the transmission between the second plane gear and the first plane gear.

[0018] Further, a knob is fixedly connected with the shaft end of the worm, and the outer surface of the knob is coated with a non-slip layer.

[0019] Through the above scheme, the contact area of the shaft end of the worm can be increased, and the rotation of the worm can be facilitated.

[0020] Further, the bottom surface of the bottom plate is fixedly connected with four supporting columns at four corners.

[0021] Through the above scheme, the device can be positioned and installed on the contact surface, thereby improving the stability of the device.

[0022] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0023] The brake performance detection device is provided with a high-power motor and a small-power motor, and the core part of the device is a linkage shaft. The shaft realizes the function of switching connection between the output shafts of the high-power motor and the small-power motor by driving two screw rods at the same time. When the two screw rods rotate in the same direction, the two mounting plates will move synchronously, so that the output shaft positions of the high-power motor and the small-power motor are synchronously raised or lowered. Such mechanical design enables the second plane gear at the output shaft end of the high-power motor or the second plane gear at the output shaft end of the small-power motor to engage with the fixed first plane gear, thereby completing the switching of the output shaft. In the detection process, the maximum static torque of the brake is tested by using the small-power motor, and the dynamic torque is tested by using the high-power motor. All detection data is fed back in real time by the torque detector, and the signal is transmitted to the external equipment for data processing and analysis. Such design not only improves the precision of the maximum static torque and the dynamic torque in the detection, but also improves the practicability and application range of the device. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole front view structural schematic diagram of the structure of the present application;

[0025] Figure 2 It is a schematic diagram of the overall side view structure of the structure of the present application;

[0026] Figure 3 It is a schematic diagram of the partial bottom view structure of the structure of the present application;

[0027] Figure 4 It is a schematic diagram of the partial front view structure of the structure of the present application.

[0028] In the figure:

[0029] 1, bottom plate; 2, support; 3, linkage shaft; 4, torque detector; 5, rotating shaft; 6, brake; 7, magnetic temperature sensor; 8, switching mechanism; 801, first plane gear; 802, screw rod; 803, mounting plate; 804, high-power motor; 805, low-power motor; 806, second plane gear; 807, chain wheel; 808, chain; 809, limiting rod; 810, limiting plate; 9, auxiliary mechanism; 901, worm gear; 902, worm; 903, knob; 10, support column. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0031] Please refer to Figure 1 , Figure 2 and Figure 4 A brake performance detection device in the embodiment includes a bottom plate 1 and a support 2. The inside of the support 2 is provided with a linkage shaft 3. The upper surface of the bottom plate 1 is fixedly connected with a torque detector 4. The torque detector 4 is installed on the linkage shaft 3. The linkage shaft 3 is used for connection and transmission of rotation. One end of the linkage shaft 3 is fixedly connected with a rotating shaft 5. The other end of the rotating shaft 5 is provided with a brake 6. The outer surface of the brake 6 is magnetically attracted with a magnetic temperature sensor 7. The magnetic temperature sensor 7 can detect the temperature change of the brake 6.

[0032] Please refer to Figure 1 , Figure 2 and Figure 4The end of the rotating shaft 5 is provided with a switching mechanism 8, the switching mechanism 8 comprises a first plane gear 801 fixedly connected to one end of the linkage shaft 3, the inner wall of the bottom plate 1 is rotatably sleeved with two lead screws 802, the upper side of the bottom plate 1 is provided with two mounting plates 803, the two sides of the two mounting plates 803 are respectively threadedly connected to the outer sides of the two lead screws 802, when the two lead screws 802 rotate in the same direction at the same time, the two mounting plates 803 can be synchronously moved upwards or synchronously moved downwards, and the two mounting plates 803 have a certain spacing in the initial position, facilitating subsequent stable switching work, the upper surfaces of the two mounting plates 803 are respectively fixedly connected with a high-power motor 804 and a low-power motor 805, the output shaft ends of the high-power motor 804 and the low-power motor 805 are both fixedly connected with a second plane gear 806, the second plane gear 806 is engaged with the first plane gear 801, through the synchronous same-direction movement of the two mounting plates 803, the second plane gear 806 at the output shaft end of the high-power motor 804 can be engaged with the first plane gear 801, and the second plane gear 806 at the output shaft end of the low-power motor 805 can also be engaged with the first plane gear 801, but only one second plane gear 806 can be engaged with the first plane gear 801 when being engaged, so that when the high-power motor 804 is started, the dynamic torque of the brake 6 can be detected through the corresponding second plane gear 806, and when the low-power motor 805 is started, the maximum static torque of the brake 6 can be detected through the corresponding second plane gear 806, so that the detection accuracy is effectively optimized, and the device is more practical.

[0033] Please refer to Figure 1 , Figure 2 and Figure 3 , the rotating shaft end of each lead screw 802 is fixedly connected with a chain wheel 807, the lower side of the bottom plate 1 is provided with a chain 808, the two chain wheels 807 are drivingly connected through the chain 808, through the setting of the chain wheel 807 and the chain 808, the two lead screws 802 can rotate in the same direction at the same time, so that the two mounting plates 803 can stably move in the same direction, the upper surface of the bottom plate 1 is fixedly connected with four limiting rods 809, the two mounting plates 803 are respectively slidably sleeved on the outer surfaces of the four limiting rods 809, through the setting of the limiting rod 809, the mounting plate 803 can be more stable when moving up and down, the upper side of the bottom plate 1 is provided with a limiting plate 810, the top ends of the four limiting rods 809 are fixedly connected with the bottom surface of the limiting plate 810, through the setting of the limiting plate 810, the maximum position of the low-power motor 805 moving upwards can be limited, so that the derailment condition is avoided.

[0034] Please refer to Figure 2 , Figure 3 and Figure 4The bottom plate 1 is provided with an auxiliary mechanism 9, the auxiliary mechanism 9 comprises a worm wheel 901, the inner wall of the worm wheel 901 is fixedly connected to the bottom end of the rotating shaft of the lead screw 802, the bottom surface of the bottom plate 1 is provided with a worm 902 engaged with the worm wheel 901, the rotation of the lead screw 802 can be limited, so that the lead screw 802 cannot be randomly rotated, the stability of transmission between the second plane gear 806 and the first plane gear 801 is ensured, the rotating shaft end of the worm 902 is fixedly connected with a knob 903, the outer surface of the knob 903 is coated with an anti-skid layer, the contact area of the rotating shaft end of the worm 902 can be increased by arranging the knob 903, so that the worm 902 is conveniently rotated, the four corners of the bottom surface of the bottom plate 1 are fixedly connected with support columns 10, the device can be positioned and installed on the contact surface by arranging the support columns 10, and the stability of the device is improved.

[0035] In the embodiment, a brake performance detection device is provided with a high-power motor 804 and a low-power motor 805, the linkage shaft 3 can be switched and connected between the output shafts of the high-power motor 804 and the low-power motor 805 through the same direction rotation of the two lead screws 802, when the two lead screws 802 rotate in the same direction, the two mounting plates 803 can move in the same direction, and then the high-power motor 804 and the low-power motor 805 can be synchronously moved upwards or downwards, so that the second plane gear 806 at the output shaft end of the high-power motor 804 or the second plane gear 806 at the output shaft end of the low-power motor 805 will be engaged with the first plane gear 801, the switching effect is realized, then the maximum static torque can be tested through the low-power motor 805, and the dynamic torque can be tested through the high-power motor 804, the detection signal is transmitted to an external device through the torque detector 4, the detection precision of the maximum static torque and the dynamic torque is effectively improved, and the device is more practical.

[0036] The working principle of the above embodiment is that the brake 6 is installed at one end of the rotating shaft 5, then the magnetic temperature sensor 7 is magnetically attracted to the outer surface of the brake 6, then the dynamic torque of the brake 6 is tested, at this time the second plane gear 806 at the output shaft end of the high-power motor 804 is engaged with the first plane gear 801, then the high-power motor 804 is started to drive the linkage shaft 3 to rotate, and then the dynamic torque can be tested through the torque detector 4, then the knob 903 is rotated, the rotation of the knob 903 can drive the worm 902 to drive the worm gear 901 to rotate, when the worm gear 901 rotates, the corresponding lead screws 802 can be driven to rotate, the chain wheels 807 and the chains 808 are matched and arranged, so that the two lead screws 802 rotate simultaneously and in the same direction, when the two lead screws 802 rotate simultaneously and in the same direction, the two mounting plates 803 can be simultaneously lowered to the appropriate position, the appropriate position refers to that the second plane gear 806 at the output shaft end of the high-power motor 804 is away from the first plane gear 801, and the second plane gear 806 at the output shaft end of the low-power motor 805 is engaged with the first plane gear 801, then the low-power motor 805 is started to drive the corresponding second plane gear 806 to drive the first plane gear 801 to rotate, and drive the linkage shaft 3 to rotate, so that the maximum static torque can be detected through the torque detector 4, the high-power motor 804 and the low-power motor 805 are adopted to detect the dynamic torque and the maximum static torque of the brake 6 respectively, so that more accurate detection is realized, and the device is more practical.

[0037] It should be noted that, in the present document, the terms such as first and second, etc., are merely used to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that comprises a list of elements does not only include those elements, but also includes other elements not explicitly listed, or further includes elements inherent in such process, method, article, or apparatus. Without more limitations, an element defined by the phrase "comprises a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element.

[0038] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A brake performance testing device comprising a base plate (1) and a support (2), characterized in that: The inside of the support (2) is provided with a linkage shaft (3), the upper surface of the bottom plate (1) is fixedly connected with a torque detector (4), the torque detector (4) is installed on the linkage shaft (3), one end of the linkage shaft (3) is fixedly connected with a rotating shaft (5), one end of the rotating shaft (5) is provided with a switching mechanism (8), the switching mechanism (8) comprises a first plane gear (801) fixedly connected with one end of the linkage shaft (3), the inner wall of the bottom plate (1) is rotatably sleeved with two lead screws (802), the upper side of the bottom plate (1) is provided with two mounting plates (803), the two sides of the two mounting plates (803) are respectively screw-connected on the outer sides of the two lead screws (802), the upper surfaces of the two mounting plates (803) are respectively fixedly connected with a high-power motor (804) and a low-power motor (805), the output shaft ends of the high-power motor (804) and the low-power motor (805) are fixedly connected with a second plane gear (806), the second plane gear (806) is engaged with the first plane gear (801), the bottom plate (1) is provided with an auxiliary mechanism (9) below.

2. A brake performance detection device according to claim 1, characterized in that: The other end of the rotating shaft (5) is provided with a brake (6), the outer surface of the brake (6) is magnetically attracted with a magnetic temperature sensor (7).

3. A brake performance detection device according to claim 1, characterized in that: The rotating shaft end of each lead screw (802) is fixedly connected with a chain wheel (807), the bottom plate (1) is provided with a chain (808) below, and the two chain wheels (807) are drivingly connected through the chain (808).

4. The brake performance detection device according to claim 1, characterized by: The upper surface of the bottom plate (1) is fixedly connected with four limiting rods (809), and the two mounting plates (803) are respectively slidably sleeved on the outer surfaces of the four limiting rods (809).

5. A brake performance detection device according to claim 4, characterised in that: The upper side of the bottom plate (1) is provided with a limiting plate (810), and the top ends of the four limiting rods (809) are fixedly connected with the bottom surface of the limiting plate (810).

6. The brake performance detection device according to claim 1, characterized by: The auxiliary mechanism (9) comprises a worm gear (901), the inner wall of the worm gear (901) is fixedly connected with the bottom end of the corresponding lead screw (802) shaft, and the bottom surface of the bottom plate (1) is provided with a worm (902) engaged with the worm gear (901).

7. A brake performance detection device according to claim 6, characterised in that: The rotating shaft end of the worm (902) is fixedly connected with a knob (903), and the outer surface of the knob (903) is coated with an anti-skid layer.

8. The brake performance detection apparatus according to claim 1, characterized by: The bottom surface of the bottom plate (1) is fixedly connected with a supporting column (10) at four corners.

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