Servo motor protection structure convenient to overhaul and troubleshoot

Abstract

The utility model discloses a servo motor protection structure convenient for maintenance and troubleshooting, which comprises a motor protection shell, a protection monitoring device and an encoder protection shell, one side of the motor protection shell is provided with the protection monitoring device, and the joint of the protection monitoring device and the motor protection shell is provided with a mounting plate. A monitoring display screen is arranged on the side, away from the mounting plate, of the protection monitoring device, a first data interface is connected to one side of the protection monitoring device, an encoder protection shell is connected to one end of the protection monitoring device, and a connecting flange is arranged between the encoder protection shell and the motor protection shell; a cooling fan is arranged on the side, away from the connecting flange, of the encoder protection shell, an output shaft is connected to the side, away from the encoder protection shell, of the motor protection shell, data during working of the servo motor can be monitored in real time, the problem part can be checked in time when the motor breaks down, and the service life of the servo motor is prolonged. Therefore, maintenance can be carried out in time.

Description

Technical Field

[0001] The utility model relates to the technical field of servo motors, in particular to a servo motor protection structure which is convenient for inspection and troubleshooting. Background Art

[0002] A servo motor is an engine that controls the operation of mechanical components in a servo system. It is an auxiliary motor indirect speed change device. The servo motor can control the speed and position accuracy very accurately, and can convert the voltage signal into torque and speed to drive the control object.

[0003] The patent with application number CN201711041628.6 retrieved proposes a servo motor rotation protection mechanism with simple structure and easy use. When the servo motor needs to be rotated as a whole, the present invention facilitates the rotation of the servo motor and avoids damage to the encoder.

[0004] Similar to the above-mentioned servo motor rotation protection mechanism, although it has a simple structure and is easy to use, when the servo motor needs to be rotated as a whole, the present invention facilitates the rotation of the servo motor and avoids damage to the encoder. However, its protection structure cannot reflect the working condition of the motor. When the servo motor fails, the cause of the failure cannot be quickly repaired and checked.

[0005] Therefore, in view of this, the existing structure and defects are studied and improved, and a servo motor protection structure that is easy to inspect and troubleshoot is proposed, in order to achieve a more practical purpose. Utility Model Content

[0006] The purpose of the utility model is to provide a servo motor protection structure that is easy to inspect and troubleshoot, so as to solve the problem that a servo motor rotation protection mechanism mentioned in the above background, whose protection structure cannot reflect the working condition of the motor, and when the servo motor fails, the cause of the failure cannot be quickly inspected and troubleshooted.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a servo motor protection structure that is easy to inspect and troubleshoot, comprising a motor protection shell, a protection monitoring device and an encoder protection shell, a protection monitoring device is arranged on one side of the motor protection shell, and a mounting plate is arranged at the connection between the protection monitoring device and the motor protection shell, a monitoring display screen is arranged on the side of the protection monitoring device away from the mounting plate, and a No. 1 data interface is connected to one side of the protection monitoring device, an encoder protection shell is connected to one end of the protection monitoring device, and a connecting flange is arranged between the encoder protection shell and the motor protection shell, a cooling fan is arranged on the side of the encoder protection shell away from the connecting flange, an output shaft is connected to the side of the motor protection shell away from the encoder protection shell, and a connecting bearing is arranged at the connection between the output shaft and the motor protection shell.

[0008] Preferably, a servo motor is arranged in the motor protection shell, the output shaft is connected to one side of the servo motor, and a speed sensor is arranged at the connection between the output shaft and the servo motor, and a No. 2 data interface is connected below the speed sensor.

[0009] Preferably, a voltage display is connected to one side of the encoder protective shell, and a voltage detector is provided at the connection between the voltage display and the encoder protective shell, an encoder is connected to one side of the servo motor close to the encoder protective shell, and the voltage detector is connected to the encoder.

[0010] Preferably, a plurality of groups of shockproof pads are connected between the servo motor and the motor protective shell, and anti-collision mounting plates are provided at the connections between the shockproof pads, the servo motor and the motor protective shell, and a temperature detection probe is connected to the inner wall of the motor protective shell.

[0011] Preferably, a detection gear is provided in the rotation speed sensor, and the detection gear is sleeved on the outer side of the output shaft, and an induction probe is provided at the connection between the No. 2 data interface and the rotation speed sensor.

[0012] Compared with the prior art, the utility model has the following beneficial effects: it can monitor various data of the servo motor in real time when it is working, and can timely check the problematic part when the motor fails, so that it can be repaired in time. The specific contents are as follows:

[0013] When the servo motor is working, the protection monitoring device displays the operating data of the servo motor, the speed of the output shaft is detected by the speed sensor, and the output shaft drives the detection gear to rotate during the rotation, and the speed of the detection gear is detected by the sensing probe. When the detection gear rotates, the teeth and tooth gaps on the detection gear pass through the surface of the sensing probe, thereby detecting the speed of the detection gear and the output shaft connected to the detection gear, and the detected speed data is transmitted to the monitoring device through the No. 2 data interface, and the voltage output at the encoder is detected by the voltage detector and displayed on the voltage display. At the same time, the temperature detection probe can detect the temperature in the motor protective shell, and the detected temperature is displayed on the monitoring display screen on the protection monitoring device, which is convenient for timely troubleshooting of the problem part, so that timely maintenance can be carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the main body of a servo motor protection structure that is easy to inspect and troubleshoot in the utility model;

[0015] Figure 2 This is a structural schematic diagram of the installation and disassembly structure of the main body of a servo motor protection structure that is easy to inspect and troubleshoot in the utility model;

[0016] Figure 3 This is a schematic structural diagram of a cross section of a motor protection shell of a servo motor protection structure that is easy to inspect and troubleshoot according to the utility model;

[0017] Figure 4 This is a schematic diagram of the cross-section structure of a rotation speed sensor of a servo motor protection structure that is easy to inspect and troubleshoot according to the utility model;

[0018] Figure 5 The utility model is a schematic diagram of the cross-section of an encoder protection shell of a servo motor protection structure which is convenient for maintenance and troubleshooting.

[0019] In the figure: 1. Motor protection shell; 11. Connecting flange; 12. Connecting bearing; 13. Shockproof pad; 131. Anti-collision mounting plate; 14. Temperature detection probe; 2. Protection monitoring device; 21. Mounting plate; 22. No. 1 data interface; 23. Monitoring display screen; 3. Encoder protection shell; 31. Voltage display; 32. Voltage detector; 4. Cooling fan; 5. Output shaft; 6. Servo motor; 61. Encoder; 7. Speed ​​sensor; 71. No. 2 data interface; 711. Induction probe; 72. Detection gear. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 5 The utility model provides a technical solution: a servo motor protection structure that is easy to repair and troubleshoot, including a motor protection shell 1, a protection monitoring device 2 and an encoder protection shell 3, a protection monitoring device 2 is arranged on one side of the motor protection shell 1, and a mounting plate 21 is arranged at the connection between the protection monitoring device 2 and the motor protection shell 1, a monitoring display screen 23 is arranged on the side of the protection monitoring device 2 away from the mounting plate 21, and a No. 1 data interface 22 is connected to one side of the protection monitoring device 2, an encoder protection shell 3 is connected to one end of the protection monitoring device 2, and a connecting flange 11 is arranged between the encoder protection shell 3 and the motor protection shell 1, a cooling fan 4 is arranged on the side of the encoder protection shell 3 away from the connecting flange 11, an output shaft 5 is connected to the side of the motor protection shell 1 away from the encoder protection shell 3, and a connecting bearing 12 is arranged at the connection between the output shaft 5 and the motor protection shell 1.

[0022] The motor protection shell 1 is used to protect the servo motor 6, and the encoder protection shell 3 is used to protect the encoder 61. The motor protection shell 1 and the encoder protection shell 3 are installed and connected through the connecting flange 11, so as to facilitate the inspection and troubleshooting of the internal servo motor 6 and the encoder 61, and the protection monitoring device 2 is used to display the operating data of the servo motor 6, and the protection monitoring device 2 connects the detected data with the external servo driver through the data interface 22, and the protection monitoring device 2 is installed on the motor protection shell 1 through the mounting plate 21, and the data monitored by the monitoring device 2 is displayed through the monitoring display screen 23, and the heat in the motor protection shell 1 and the encoder protection shell 3 is dissipated to the outside by the cooling fan 4, and the output shaft 5 is connected to the mechanical device so as to output it to the outside, and the output shaft 5 is connected to the motor protection shell 1 through the connecting bearing 12.

[0023] A servo motor 6 is arranged in the motor protection shell 1, the output shaft 5 is connected to one side of the servo motor 6, and a speed sensor 7 is arranged at the connection between the output shaft 5 and the servo motor 6, and a No. 2 data interface 71 is connected below the speed sensor 7, a detection gear 72 is arranged in the speed sensor 7, and the detection gear 72 is sleeved on the outside of the output shaft 5, and a sensing probe 711 is arranged at the connection between the No. 2 data interface 71 and the speed sensor 7, the servo motor 6 is connected to the mechanical device through the output shaft 5, so as to output power to the outside, and the speed of the output shaft 5 is detected by the speed sensor 7, the output shaft 5 drives the detection gear 72 to rotate during the rotation, and the speed of the detection gear 72 is detected by the sensing probe 711, and the teeth and tooth gaps on the detection gear 72 pass through the surface of the sensing probe 711 during the rotation of the detection gear 72, so as to detect the speed of the detection gear 72 and the output shaft 5 connected to the detection gear 72, and the detected speed data is transmitted to the monitoring device 2 through the No. 2 data interface 71, and the speed sensor 7 is a magnetic angle sensor of model mrt611.

[0024] A voltage display 31 is connected to one side of the encoder protection shell 3, and a voltage detector 32 is provided at the connection between the voltage display 31 and the encoder protection shell 3. An encoder 61 is connected to the side of the servo motor 6 close to the encoder protection shell 3, and the voltage detector 32 is connected to the encoder 61. A plurality of groups of shockproof pads 13 are connected between the servo motor 6 and the motor protection shell 1, and anti-collision mounting plates 131 are provided at the connection between the shockproof pads 13 and the servo motor 6 and the motor protection shell 1. A temperature detection probe 14 is connected to the inner wall of the motor protection shell 1. The encoder 61 is used to be connected to an external driver, and the external driver is connected to the external driver through The encoder 61 controls the speed and direction of rotation of the servo motor 6, and the voltage output at the encoder 61 can be detected by the voltage detector 32 and displayed by the voltage display 31. When the servo motor 6 is working, the vibration generated during operation is mitigated by the shock-proof pad 13, and the shock-proof pad 13 is respectively connected to the servo motor 6 and the motor protective shell 1 through the anti-collision mounting plate 131, and the temperature detection probe 14 can detect the temperature in the motor protective shell 1, and the detected temperature is displayed by the monitoring display screen 23 on the protection monitoring device 2. The temperature detection probe 14 is a temperature sensor of model S18B20.

[0025] Working principle: When using a servo motor protection structure that is easy to inspect and troubleshoot, first connect the shock-absorbing pad 13 to the servo motor 6 and the motor protection shell 1 respectively through the anti-collision mounting plate 131, and connect the motor protection shell 1 to the servo motor 6. At the same time, the output shaft 5 is connected to the motor protection shell 1 through the connecting bearing 12. Then, the motor protection shell 1 and the encoder protection shell 3 are installed and connected through the connecting flange 11, and the encoder 61 is used to connect to the external driver. Then, the protection monitoring device 2 is installed on the motor protection shell 1 through the mounting plate 21, and the protection monitoring device 2 is connected to the external servo driver through the data interface 22. Then, the output shaft 5 is connected to the mechanical device, and power is output to the mechanical device through the output shaft 5.

[0026] During the operation of the servo motor 6, the protection monitoring device 2 displays the operation data of the servo motor 6, the rotation speed of the output shaft 5 is detected by the rotation speed sensor 7, the output shaft 5 drives the detection gear 72 to rotate during the rotation, and the rotation speed of the detection gear 72 is detected by the sensing probe 711, and during the rotation of the detection gear 72, the teeth and tooth gaps on the detection gear 72 pass through the surface of the sensing probe 711, thereby detecting the rotation speed of the detection gear 72 and the output shaft 5 connected to the detection gear 72, and the detected rotation speed data is transmitted to the monitoring device 2 through the No. 2 data interface 71, the voltage output at the encoder 61 is detected by the voltage detector 32, and displayed by the voltage display 31, and at the same time, the temperature detection probe 14 can detect the temperature in the motor protection shell 1, and the detected temperature is displayed by the monitoring display screen 23 on the protection monitoring device 2, and during the operation of the servo motor 6, the vibration generated during the operation is slowed down by the shockproof pad 13, and the heat in the motor protection shell 1 and the encoder protection shell 3 is dissipated to the outside by the cooling fan 4.

Claims

1. A servo motor protection structure that is easy to inspect and troubleshoot, comprising a motor protection shell (1), a protection monitoring device (2) and an encoder protection shell (3), characterized in that: A protection monitoring device (2) is provided on one side of the motor protection shell (1), and a mounting plate (21) is provided at the connection between the protection monitoring device (2) and the motor protection shell (1); a monitoring display screen (23) is provided on the side of the protection monitoring device (2) away from the mounting plate (21), and a No. 1 data interface (22) is connected to one side of the protection monitoring device (2); one end of the protection monitoring device (2) is connected to an encoder protection shell (3), and a connecting flange (11) is provided between the encoder protection shell (3) and the motor protection shell (1); a cooling fan (4) is provided on the side of the encoder protection shell (3) away from the connecting flange (11); an output shaft (5) is connected to the side of the motor protection shell (1) away from the encoder protection shell (3), and a connecting bearing (12) is provided at the connection between the output shaft (5) and the motor protection shell (1).

2. The servo motor protection structure that is easy to inspect and troubleshoot according to claim 1 is characterized in that: A servo motor (6) is arranged in the motor protection shell (1), the output shaft (5) is connected to one side of the servo motor (6), a rotation speed sensor (7) is arranged at the connection between the output shaft (5) and the servo motor (6), and a No. 2 data interface (71) is connected below the rotation speed sensor (7).

3. The servo motor protection structure that is easy to inspect and troubleshoot according to claim 2 is characterized in that: A voltage display (31) is connected to one side of the encoder protection shell (3), and a voltage detector (32) is provided at the connection between the voltage display (31) and the encoder protection shell (3); an encoder (61) is connected to one side of the servo motor (6) close to the encoder protection shell (3), and the voltage detector (32) is connected to the encoder (61).

4. The servo motor protection structure that is easy to inspect and troubleshoot according to claim 2 is characterized in that: A plurality of groups of shock-absorbing pads (13) are connected between the servo motor (6) and the motor protection shell (1), and anti-collision mounting plates (131) are provided at the connection points between the shock-absorbing pads (13), the servo motor (6) and the motor protection shell (1), and the inner wall of the motor protection shell (1) is connected to a temperature detection probe (14).

5. The servo motor protection structure that is easy to inspect and troubleshoot according to claim 2 is characterized in that: The rotation speed sensor (7) is provided with a detection gear (72), and the detection gear (72) is sleeved on the outside of the output shaft (5). A sensing probe (711) is provided at the connection between the second data interface (71) and the rotation speed sensor (7).

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