Fault detection device for numerical control machine tool

Abstract

The utility model provides a numerically-controlled machine tool fault detection device, which relates to the technical field of machine tool fault detection and comprises a moving mechanism, and a detection mechanism is arranged at one end of the outer wall of the moving mechanism. The detection mechanism comprises a rack, the inner wall of the rack is rotatably connected with a visual detection camera, one side of the outer wall of the rack is fixedly provided with a fourth motor, an output shaft of the fourth motor penetrates through the inner wall of the rack and is fixedly connected with one end of the outer wall of the visual detection camera, and the top end of the visual detection camera is provided with an illuminating lamp; a cleaning fan is arranged on the outer surface wall of the visual detection camera, a moving mechanism can drive the detection camera to move, the detection precision is improved, a fourth motor can drive the visual detection camera to rotate, and therefore the pitch angle of the visual detection camera can be changed, and the visual detection camera can photograph and detect the top end of the machine tool; the illuminating lamp can provide brightness for the detection camera, and the cleaning fan can clean dust on the surface of the detection camera.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool fault detection, in particular to a numerical control machine tool fault detection device. Background Art

[0002] CNC machine tool is the abbreviation of digital control machine tool, which is an automated machine tool equipped with a program control system. CNC machine tools usually contain various moving parts, components and working areas. Visual inspection cameras can acquire image data and combine image processing and analysis algorithms to realize inspection and monitoring of the inside of the machine tool.

[0003] The existing fault detection mobile device for CNC machine tools, such as the one in the authorization announcement number CN217572114U, relates to the technical field of fault detection of CNC machine tools, and is designed to solve the problem that the existing fault detection device of CNC machine tools is difficult to perform in-depth detection for specific small detection points, resulting in the difficulty of comprehensive internal fault detection effect and inconvenience for users to adjust and move. A visual detection mechanism is arranged above the main body of the fault detection mobile mechanism, a visual detection camera is arranged on the outer wall of the front end face of the visual detection mechanism, a rotating arm is arranged on the outer walls on both sides of the visual detection mechanism, a telescopic rod is arranged at one end of the rotating arm, a spherical small camera is arranged at one end of the telescopic rod, a groove moving block is arranged below the visual detection mechanism, a groove guide rail group is arranged below the groove moving block, and the groove guide rail group is slidably connected to the visual detection mechanism through the groove moving block.

[0004] In the above patent, although the visual inspection camera can move on the guide rail group and rotate on the horizontal plane, it can only move in the same direction. This causes the visual inspection camera to be far away from the CNC machine tools on both sides, reducing the inspection effect on both sides of the CNC machine tools. In addition, the visual inspection camera cannot adjust the pitch angle and cannot take pictures of the top of the CNC machine tool for inspection. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that the moving range of a visual inspection camera is limited, resulting in poor photographic inspection effect on a CNC machine tool, and proposes a CNC machine tool fault detection device.

[0006] In order to achieve the above-mentioned object, the utility model adopts the following technical solution: a CNC machine tool fault detection device, comprising a moving mechanism, wherein a detection mechanism is provided at one end of an outer wall of the moving mechanism;

[0007] The detection mechanism includes a frame, the inner wall of the frame is rotatably connected to a visual detection camera, a fourth motor is fixedly installed on one side of the outer wall of the frame, the output shaft of the fourth motor passes through the inner wall of the frame and is fixedly connected to one end of the outer wall of the visual detection camera, an illumination lamp is arranged on the top of the visual detection camera, and a cleaning fan is arranged on the outer wall of the visual detection camera.

[0008] Preferably, a fixing frame is provided at the bottom end of the frame, a third motor is fixedly mounted on the inner wall of the fixing frame, and an output shaft of the third motor passes through the top end of the fixing frame and is fixedly connected to the frame.

[0009] Preferably, the moving mechanism comprises a first housing, a first screw is movably inserted into the inner wall of the first housing, a first slider is threadedly connected to the outer wall of the first screw, and the first slider is movably inserted into the inner wall of the first housing.

[0010] Preferably, a second housing is fixedly mounted on the top of the first slider, a second screw is movably inserted into the inner wall of the second housing, an outer wall of the second screw is threadedly connected to the second slider, and the second slider is movably inserted into the inner wall of the second housing.

[0011] Preferably, a mounting plate is fixedly mounted on the outer wall of the second sliding block, an electric push rod is fixedly mounted on the bottom end of the mounting plate, and an output end of the electric push rod passes through the outer wall of the mounting plate.

[0012] Preferably, a first motor is fixedly mounted on the outer wall of the first housing, and an output shaft of the first motor passes through the inner wall of the first housing and is fixedly connected to one end of the outer wall of the first screw rod; a second motor is fixedly mounted on the outer wall of the second housing, and an output shaft of the second motor passes through the inner wall of the second housing and is fixedly connected to one end of the outer wall of the second screw rod.

[0013] Preferably, the fixing frame is fixedly connected to the output shaft of the electric push rod.

[0014] Compared with the prior art, the advantages and positive effects of the utility model are:

[0015] 1. In the utility model, when it is necessary to change the pitch angle of the visual inspection camera, the fourth motor can be turned on, and the fourth motor can drive the visual inspection camera to rotate, thereby changing the pitch angle of the visual inspection camera, so that the visual inspection camera can take pictures and detect the top of the machine tool. At the same time, the third motor can be turned on, and the third motor can drive the visual inspection camera to rotate on the horizontal plane, thereby improving the detection range of the visual inspection camera. When the brightness of the visual inspection camera is not enough, the lighting can be turned on to improve the quality of the photo detection. At the same time, when dust and debris appear on the lens of the visual inspection camera, the cleaning fan can be turned on, and the wind force generated by the cleaning fan will blow away the dust on the surface of the visual inspection camera lens.

[0016] 2. In the utility model, when the position of the visual inspection camera needs to be adjusted, the first motor can be turned on, and the first motor drives the first screw to rotate. During the rotation, the first screw drives the visual inspection camera to move in the direction of the first housing. At the same time, the second motor is turned on, and the second motor drives the second screw to rotate, so that the visual inspection camera moves in the direction of the second housing. The visual inspection camera can be moved on the horizontal plane, and photographic inspections can be performed on different positions inside the machine tool. The electric push rod can drive the visual inspection camera to rise and fall, and photographic inspections can be performed on different heights of the machine tool. The setting of the moving mechanism can drive the visual inspection camera to perform photographic inspections on different positions of the machine tool, thereby improving the detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a CNC machine tool fault detection device proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of a moving mechanism in a CNC machine tool fault detection device proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of a detection mechanism in a CNC machine tool fault detection device proposed by the utility model;

[0020] Figure 4 The present invention is a schematic diagram of a detection mechanism from another perspective in a CNC machine tool fault detection device proposed by the present invention.

[0021] Legend: 1. Moving mechanism; 101. First housing; 102. First screw; 103. First slider; 104. First motor; 105. Second housing; 106. Second screw; 107. Second motor; 108. Second slider; 109. Mounting plate; 110. Electric push rod; 2. Detection mechanism; 201. Fixed frame; 202. Third motor; 203. Frame; 204. Visual inspection camera; 205. Lighting lamp; 206. Fourth motor; 207. Cleaning fan. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1, as Figure 1-Figure 4 As shown, the utility model provides a CNC machine tool fault detection device, comprising a moving mechanism 1, and a detection mechanism 2 is arranged at one end of the outer wall of the moving mechanism 1;

[0025] The detection mechanism 2 includes a frame 203, the inner wall of the frame 203 is rotatably connected to a visual detection camera 204, a fourth motor 206 is fixedly installed on one side of the outer wall of the frame 203, the output shaft of the fourth motor 206 passes through the inner wall of the frame 203, and is fixedly connected to one end of the outer wall of the visual detection camera 204, an illuminating lamp 205 is arranged at the top of the visual detection camera 204, and a cleaning fan 207 is arranged on the outer wall of the visual detection camera 204.

[0026] The effect achieved by the entire embodiment 1 is that when the pitch angle of the visual inspection camera 204 needs to be changed, the fourth motor 206 can be turned on, and the fourth motor 206 can drive the visual inspection camera 204 to rotate, thereby changing the pitch angle of the visual inspection camera 204, so that the visual inspection camera 204 can take pictures and detect the top of the machine tool. When the brightness of the visual inspection camera 204 is not enough, the lighting 205 can be turned on to improve the quality of the photo detection. At the same time, when dust and debris appear on the lens of the visual inspection camera 204, the cleaning fan 207 can be turned on. The wind force generated by the cleaning fan 207 will blow away the dust on the surface of the lens of the visual inspection camera 204 to prevent dust from affecting the visual inspection camera 204 taking pictures.

[0027] Embodiment 2, as Figure 1-Figure 4As shown, a fixed frame 201 is provided at the bottom end of the frame 203, and a third motor 202 is fixedly installed on the inner wall of the fixed frame 201. The output shaft of the third motor 202 passes through the top of the fixed frame 201 and is fixedly connected to the frame 203. The moving mechanism 1 includes a first housing 101, and a first screw 102 is movably inserted into the inner wall of the first housing 101. The outer wall of the first screw 102 is threadedly connected to a first slider 103, and the first slider 103 is movably inserted into the inner wall of the first housing 101. A second housing 105 is fixedly installed at the top end of the first slider 103, and a second screw 106 is movably inserted into the inner wall of the second housing 105. The outer wall of the second screw 106 is threadedly connected to a second slider 108, and the second slider 108 is movably inserted into the inner wall of the second housing 105. The outer wall of the second slider 108 is fixedly mounted with a mounting plate 109, and the bottom end of the mounting plate 109 is fixedly mounted with an electric push rod 110, and the output end of the electric push rod 110 penetrates the outer wall of the mounting plate 109. The outer wall of the first housing 101 is fixedly mounted with a first motor 104, and the output shaft of the first motor 104 penetrates the inner wall of the first housing 101 and is fixedly connected to one end of the outer wall of the first screw rod 102. The outer wall of the second housing 105 is fixedly mounted with a second motor 107, and the output shaft of the second motor 107 penetrates the inner wall of the second housing 105 and is fixedly connected to one end of the outer wall of the second screw rod 106. The fixed frame 201 is fixedly connected to the output shaft of the electric push rod 110.

[0028] The effect achieved by the entire embodiment 2 is that the third motor 202 can drive the visual inspection camera 204 to rotate on the horizontal plane, thereby increasing the detection range of the visual inspection camera 204. When the machine tool needs to be inspected, the visual inspection camera 204 can be turned on to take photos of the machine tool for inspection. When the position of the visual inspection camera 204 needs to be adjusted, the first motor 104 can be turned on, and the first motor 104 drives the first screw 102 to rotate. During the rotation, the first screw 102 drives the visual inspection camera 204 to move in the direction of the first housing 101. At the same time, the second motor 107 is turned on, and the second motor 107 drives the second screw 106 to rotate, so that the visual inspection camera 204 moves in the direction of the second housing 105, so that the visual inspection camera 204 can be moved on the horizontal plane, and different positions inside the machine tool can be photographed and inspected. The electric push rod 110 can drive the visual inspection camera 204 to rise and fall, and take photos and inspect different heights of the machine tool.

[0029] Working principle: First, the device is placed inside the working area of ​​the machine tool. When the machine tool needs to be inspected, the visual inspection camera 204 can be turned on to take photos of the machine tool. When the position of the visual inspection camera 204 needs to be adjusted, the first motor 104 can be turned on. The first motor 104 drives the first screw 102 to rotate. During the rotation, the first screw 102 drives the visual inspection camera 204 to move in the direction of the first housing 101. At the same time, the second motor 107 is turned on, and the second motor 107 drives the second screw 106 to rotate, so that the visual inspection camera 204 moves in the direction of the second housing 105, so that the visual inspection camera 204 can be moved on the horizontal plane, and different positions inside the machine tool can be photographed and inspected. The electric push rod 110 can drive the visual inspection camera 204 to rise and fall, and take photos and inspect at different heights of the machine tool. The setting of the moving mechanism 1 can drive the visual inspection camera 204 to Photo detection is performed at different positions of the machine tool, thereby improving the detection accuracy. When the pitch angle of the visual detection camera 204 needs to be changed, the fourth motor 206 can be turned on. The fourth motor 206 can drive the visual detection camera 204 to rotate, thereby changing the pitch angle of the visual detection camera 204, so that the visual detection camera 204 can take photos and detect the top of the machine tool. At the same time, the third motor 202 can be turned on, and the third motor 202 can drive the visual detection camera 204 to rotate on the horizontal plane, thereby improving the detection range of the visual detection camera 204. When the brightness of the visual detection camera 204 is not enough, the lighting 205 can be turned on to improve the quality of photo detection. At the same time, when dust and debris appear on the lens of the visual detection camera 204, the cleaning fan 207 can be turned on. The wind force generated by the cleaning fan 207 will blow away the dust on the surface of the lens of the visual detection camera 204 to prevent dust from affecting the visual detection camera 204 from taking pictures.

[0030] The above description is only a preferred embodiment of the present invention and does not constitute any other form of limitation to the present invention. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A fault detection device for a numerically controlled machine tool, characterized in that: It comprises a moving mechanism (1), wherein a detection mechanism (2) is provided at one end of an outer wall of the moving mechanism (1); The detection mechanism (2) comprises a frame (203), the inner wall of the frame (203) is rotatably connected to a visual detection camera (204), a fourth motor (206) is fixedly mounted on one side of the outer wall of the frame (203), an output shaft of the fourth motor (206) passes through the inner wall of the frame (203) and is fixedly connected to one end of the outer wall of the visual detection camera (204), a lighting lamp (205) is arranged at the top of the visual detection camera (204), and a cleaning fan (207) is arranged on the outer wall of the visual detection camera (204).

2. A CNC machine tool fault detection device according to claim 1, characterized in that: A fixing frame (201) is provided at the bottom end of the frame (203); a third motor (202) is fixedly mounted on the inner wall of the fixing frame (201); an output shaft of the third motor (202) passes through the top end of the fixing frame (201) and is fixedly connected to the frame (203).

3. A CNC machine tool fault detection device according to claim 2, characterized in that: The moving mechanism (1) comprises a first housing (101), a first screw rod (102) being movably inserted into the inner wall of the first housing (101), a first slider (103) being threadedly connected to the outer wall of the first screw rod (102), and the first slider (103) being movably inserted into the inner wall of the first housing (101).

4. A CNC machine tool fault detection device according to claim 3, characterized in that: A second housing (105) is fixedly mounted on the top of the first sliding block (103); a second screw rod (106) is movably inserted into the inner wall of the second housing (105); a second sliding block (108) is threadedly connected to the outer wall of the second screw rod (106); and the second sliding block (108) is movably inserted into the inner wall of the second housing (105).

5. A CNC machine tool fault detection device according to claim 4, characterized in that: A mounting plate (109) is fixedly mounted on the outer wall of the second sliding block (108), an electric push rod (110) is fixedly mounted on the bottom end of the mounting plate (109), and an output end of the electric push rod (110) passes through the outer wall of the mounting plate (109).

6. A CNC machine tool fault detection device according to claim 4, characterized in that: A first motor (104) is fixedly mounted on the outer wall of the first housing (101); an output shaft of the first motor (104) passes through the inner wall of the first housing (101) and is fixedly connected to one end of the outer wall of the first screw rod (102); a second motor (107) is fixedly mounted on the outer wall of the second housing (105); an output shaft of the second motor (107) passes through the inner wall of the second housing (105) and is fixedly connected to one end of the outer wall of the second screw rod (106).

7. A CNC machine tool fault detection device according to claim 5, characterized in that: The fixing frame (201) is fixedly connected to the output shaft of the electric push rod (110).

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