A vertical wheel rim and spoke flaw detection mobile platform

Abstract

The utility model discloses a vertical wheel rim and spoke flaw detection mobile platform, including a machine body, a base, and a frame. The bottom of the machine body is connected to the base, the base is provided with a frame, the top of the frame is provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fastened to a control chamber, a screw is provided inside the control chamber, a slide seat is threadedly connected to the upper surface of the screw, a flaw detection head is installed at the bottom of the slide seat, a rotating motor is provided inside the base, the output end of the rotating motor is fastened to a ball screw, a sleeve is threadedly connected to the upper surface of the ball screw, and a lifting plate is connected to the sleeve. The utility model starts an electric push rod to drive the moving plate to cooperate with the fixed plate to clamp the track, thereby fixing the machine body, avoiding the unstable center of gravity of the machine body due to the movement of the flaw detection head during the detection process, thereby moving the walking wheel at the bottom, affecting the detection result.

Description

Technical Field

[0001] The utility model relates to the relevant field of flaw detection, in particular to a vertical wheel rim and spoke flaw detection mobile platform. Background Art

[0002] The wheels of a train usually consist of three parts: the rim, the spokes and the hub. The rim is the outer edge of the wheel, which is in direct contact with the rails; the spokes are the part that connects the rim and the hub, which plays a role in supporting and transmitting force; the hub is the central part of the wheel, which is connected to the axle of the train. This structure can ensure the stability and safety of the wheel when running at high speeds. Rim and spoke flaw detection can detect rim defects in a timely manner, prevent accidents caused by rim failures, and ensure the safety of trucks and railway transportation.

[0003] The existing device may have the following problems when in use: when performing flaw detection on the wheel rim and spoke, the sizes of the wheel rim and spoke are different, and the angle of the flaw detection head needs to be adjusted manually, which reduces the detection efficiency. The flaw detection head detects flaws at different angles of the wheel rim and spoke, so the movement of the flaw detection head causes the center of gravity of the machine body to shift, and the running wheels at the bottom of the machine body move, resulting in inaccurate use angles of the flaw detection head, reducing the detection effect. Utility Model Content

[0004] The utility model aims to provide a vertical wheel rim and spoke flaw detection mobile platform to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vertical wheel rim and spoke flaw detection mobile platform, including a machine body, a base, and a frame body, the bottom of the machine body is connected to the base, the base is provided on the frame body, a hydraulic cylinder is installed on the top of the frame body, the output end of the hydraulic cylinder is tightly connected to the control bin, the control bin is driven to be lifted and lowered inside the frame body by starting the hydraulic cylinder for Y-axis movement, a screw rod is provided inside the control bin, a slide seat is threadedly connected to the upper surface of the screw rod, a flaw detection head is installed at the bottom of the slide seat, the screw rod inside the control bin is driven to rotate by starting the control motor, and the screw rod cooperates with the slide seat to drive the flaw detection head at the bottom to move left and right for X-axis movement, from The flaw detection head can be moved in the X and Y axis directions, so that the flaw detection head can be moved in the X and Y axis directions according to the size of the wheel rim spoke, thereby improving the flexibility of the flaw detection head. A rotating motor is arranged inside the base, and a ball screw is fastened to the output end of the rotating motor, and a sleeve is threadedly connected to the upper surface of the ball screw, and a lifting plate is connected to the sleeve. An electric push rod is arranged inside the lifting plate, and a moving plate is fastened to the output end of the electric push rod. The moving plate is driven to descend and contact the upper surface of the track by starting the electric push rod, so that the moving plate and the fixed plate clamp the track, thereby avoiding the movement of the walking wheel due to the movement of the flaw detection head during the detection process.

[0006] In a further embodiment, sliders are connected to both sides of the control bin, and slide rails are provided on both sides of the frame. The sliders are slidably connected to the slide rails, so that the control bin maintains stability when being raised or lowered.

[0007] In a further embodiment, a fixed plate is connected to one side of the lifting plate, and anti-slip pads are provided on one side of the movable plate and the fixed plate to increase the stability of clamping.

[0008] In a further embodiment, a handle is provided on one side of the body, and running wheels are provided around the bottom of the base, and the handle is pushed by force to move the running wheels of the body accordingly.

[0009] In a further embodiment, a guide rod is provided inside the control compartment, and the guide rod is slidably connected to a slide seat. A control motor is provided inside the control compartment, and the output end of the control motor is fastened to a lead screw, so that the slide seat maintains linear motion when moving.

[0010] In a further embodiment, an end of the ball screw away from the rotary motor extends to the interior of the lifting plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Start the electric push rod to drive the moving plate to clamp the track with the fixed plate, so as to fix the machine body, so as to avoid the movement of the flaw detection head during the detection process, which will cause the center of gravity of the machine body to be unstable, thereby moving the walking wheels at the bottom and affecting the detection results.

[0013] 2. The flaw detection head moves in the X and Y axis directions according to the size of the rim and spoke, avoiding the need to constantly adjust the angle of the flaw detection head when inspecting the rim and spoke, thereby improving the flexibility of the flaw detection head. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 This is a front view structural schematic diagram of the utility model;

[0017] Figure 4 It is a partial structural schematic diagram of the utility model.

[0018] In the figure: 1. body; 2. handle; 3. base; 4. walking wheel; 5. frame; 6. hydraulic cylinder; 7. control compartment; 8. flaw detection head; 9. lifting plate; 10. moving plate; 11. fixed plate; 12. ball screw; 13. sleeve; 14. rotating motor; 15. slide rail; 16. slider; 17. anti-slip pad; 18. screw; 19. electric push rod; 20. slide seat. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-3The utility model provides an embodiment: a vertical wheel rim and spoke flaw detection mobile platform, including a body 1, a base 3, and a frame 5. The bottom of the body 1 is connected to the base 3, and the frame 5 is arranged on the base 3. A hydraulic cylinder 6 is installed on the top of the frame 5. The output end of the hydraulic cylinder 6 is fastened to a control bin 7. The control bin 7 is driven to move up and down in the frame 5 by starting the hydraulic cylinder 6 to move along the Y axis. Both sides of the control bin 7 are connected to sliders 16. Both sides of the frame 5 are provided with slide rails 15. The sliders 16 cooperate with the slide rails 15 to improve the stability of the lifting. The sliders 16 are slidably connected to the control bin 7. There is a slide rail 15, a screw rod 18 is arranged inside the control chamber 7, a slide seat 20 is threadedly connected to the upper surface of the screw rod 18, a flaw detection head 8 is installed at the bottom of the slide seat 20, a guide rod is arranged inside the control chamber 7, the guide rod is slidably connected to the slide seat 20, a control motor is arranged inside the control chamber 7, the output end of the control motor is tightly connected to the screw rod 18, the control motor is started to drive the screw rod 18 inside the control chamber 7 to rotate, the screw rod 18 cooperates with the slide seat 20 to drive the flaw detection head 8 at the bottom to move left and right as X-axis movement, thereby forming the X-axis and Y-axis movement of the flaw detection head 8, so that the flaw detection head 8 can move according to The size of the wheel rim and spoke is coordinately moved in the X and Y axis directions to avoid the need to constantly adjust the angle of the flaw detection head 8 when inspecting the wheel rim and spoke. A handle 2 is provided on one side of the machine body 1, and walking wheels 4 are provided around the bottom of the base 3. The handle 2 is forced to push the machine body 1 to the track; the handle 2 is forced to push the machine body 1 to the track, and the rotating motor 14 is started to drive the ball screw 12 to rotate. The ball screw 12 cooperates with the sliding sleeve 13 to drive the lifting plate 9 to move up and down, so that the fixed plate 11 fits the lower surface of the track, and the electric push rod 19 is started to drive the moving plate 10 to descend and contact the upper surface of the track, thereby moving The plate 10 and the fixed plate 11 clamp the track to prevent the machine body 1 from being displaced during the detection process, which reduces the accuracy of the detection. The hydraulic cylinder 6 is started to drive the control chamber 7 to move up and down inside the frame 5 for Y-axis movement. The control motor is started to drive the screw rod 18 inside the control chamber 7 to rotate. The screw rod 18 cooperates with the slide seat 20 to drive the bottom flaw detection head 8 to move left and right for X-axis movement, thereby forming the X- and Y-axis movement of the flaw detection head 8, so that the flaw detection head 8 can move the coordinates in the X- and Y-axis directions according to the size of the rim spoke, avoiding the need to constantly adjust the angle of the flaw detection head 8 when detecting the rim spoke.

[0021] See also Figure 1-4The base 3 is provided with a rotating motor 14 inside, and the output end of the rotating motor 14 is fastened with a ball screw 12, and the upper surface of the ball screw 12 is threadedly connected with a sleeve 13, and the sleeve 13 is connected with a lifting plate 9. The rotating motor 14 is started to drive the ball screw 12 to rotate, and the ball screw 12 cooperates with the sleeve 13 to drive the lifting plate 9 to move up and down, so that the fixed plate 11 fits the lower surface of the track. The lifting plate 9 is provided with an electric push rod 19 inside, and the output end of the electric push rod 19 is fastened with a moving Plate 10, start the electric push rod 19 to drive the movable plate 10 to descend and contact the upper surface of the track, so that the movable plate 10 and the fixed plate 11 clamp the track to avoid the movement of the walking wheel 4 due to the movement of the flaw detection head 8 during the detection process, thereby affecting the detection result. The end of the ball screw 12 away from the rotating motor 14 extends to the inside of the lifting plate 9, and the fixed plate 11 is connected to one side of the lifting plate 9. Anti-slip pads 17 are provided on one side of the movable plate 10 and the fixed plate 11 to improve the stability of clamping.

[0022] Working principle: the handle 2 is forced to push the machine body 1 to the track, the rotating motor 14 is started to drive the ball screw 12 to rotate, the ball screw 12 cooperates with the sliding sleeve 13 to drive the lifting plate 9 to move up and down, so that the fixed plate 11 fits the lower surface of the track, and the electric push rod 19 is started to drive the movable plate 10 to descend and contact the upper surface of the track, so that the movable plate 10 and the fixed plate 11 clamp the track to avoid displacement of the machine body 1 during the detection process, thereby reducing the accuracy of the detection, and the control chamber 7 is driven to move up and down inside the frame 5 by starting the hydraulic cylinder 6 to move the Y axis inside the control chamber 7. The screw 18 inside the control chamber 7 is driven to rotate by starting the control motor. The screw 18 cooperates with the slide seat 20 to drive the bottom flaw detection head 8 to move left and right as the X axis movement, thereby forming the X and Y axis movement of the flaw detection head 8, so that the flaw detection head 8 moves the coordinates in the X and Y axis directions according to the size of the rim spoke, avoiding the need to constantly adjust the angle of the flaw detection head 8 when detecting the rim spoke.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A vertical wheel rim and spoke flaw detection mobile platform, comprising a body (1), a base (3), and a frame (5), characterized in that: The bottom of the machine body (1) is connected to a base (3), a frame (5) is arranged on the base (3), a hydraulic cylinder (6) is installed on the top of the frame (5), the output end of the hydraulic cylinder (6) is fastened to a control chamber (7), a screw rod (18) is arranged inside the control chamber (7), a slide seat (20) is threadedly connected to the upper surface of the screw rod (18), a flaw detection head (8) is installed at the bottom of the slide seat (20), a rotating motor (14) is arranged inside the base (3), the output end of the rotating motor (14) is fastened to a ball screw (12), the upper surface of the ball screw (12) is threadedly connected to a sliding sleeve (13), a lifting plate (9) is connected to the sliding sleeve (13), an electric push rod (19) is arranged inside the lifting plate (9), and the output end of the electric push rod (19) is fastened to the moving plate (10).

2. The vertical wheel rim and spoke flaw detection mobile platform according to claim 1, characterized in that: Both sides of the control compartment (7) are connected with sliders (16), both sides of the frame (5) are provided with slide rails (15), and the sliders (16) are slidably connected with the slide rails (15).

3. The vertical wheel rim and spoke flaw detection mobile platform according to claim 1, characterized in that: One side of the lifting plate (9) is connected to a fixed plate (11), and one side of the movable plate (10) and the fixed plate (11) are both provided with an anti-slip pad (17).

4. The vertical wheel rim and spoke flaw detection mobile platform according to claim 1, characterized in that: A handle (2) is provided on one side of the machine body (1), and running wheels (4) are provided around the bottom of the base (3).

5. The vertical wheel rim and spoke flaw detection mobile platform according to claim 1, characterized in that: A guide rod is arranged inside the control compartment (7), and a slide seat (20) is slidably connected to the guide rod. A control motor is arranged inside the control compartment (7), and a lead screw (18) is fixedly connected to the output end of the control motor.

6. The vertical wheel rim and spoke flaw detection mobile platform according to claim 1, characterized in that: One end of the ball screw (12) away from the rotating motor (14) extends to the inside of the lifting plate (9).

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