Axle flatness rapid detection device

Abstract

An axle flatness rapid detection device comprises a cart and a buffer bidirectional axle flatness measurer, the buffer bidirectional axle flatness measurer comprises a positioning plate, and a cross star-shaped plate is combined with a wireless dip angle digital display instrument, a horizontal spring, a first buffer plate, a second buffer plate and the like; on one hand, the cross star-shaped plate can directly drive the wireless dip angle digital display instrument to generate angle deviation when detecting the flatness of the axle, so that the wireless dip angle digital display instrument can measure the flatness of a road surface under the condition that excessive transmission is not needed, the measurement error is smaller, and the precision is higher.

Description

Technical Field

[0001] The utility model relates to a rapid detection device, more precisely a rapid detection device for the flatness of an axle. Background Art

[0002] Existing rapid axle flatness detection devices generally require the transmission of multiple components to convert the measured value into a variable measurable by a displacement sensor, resulting in significant errors. For example, Patent Publication No. CN218989822U discloses a road surface flatness detection device, as shown in Figure 3. This device has a large number of transmission components, which are prone to mechanical errors during the transmission process, thus causing significant errors in the axle flatness measurement. Summary of the Invention

[0003] The purpose of the utility model is to provide a device for quickly detecting the flatness of an axle, which can be combined with a wireless inclination digital display, a horizontal spring, a first buffer plate, a second buffer plate, etc. through a cross star plate. On the one hand, the cross star plate can directly drive the wireless inclination digital display to produce an angular deviation when performing axle flatness detection, so that the wireless inclination digital display can measure the flatness of the road surface without excessive transmission, with smaller measurement error and higher accuracy.

[0004] In order to achieve the above-mentioned purpose, the present invention is realized through the following technical solutions:

[0005] A rapid detection device for axle flatness includes a cart and a buffered bidirectional axle flatness meter, the buffered bidirectional axle flatness meter includes a positioning plate, the positioning plate cooperates with the cart body, a second buffer plate is connected to both sides of the positioning plate, a cross star plate is installed at the bottom of the positioning plate, the cross star plate is a cross-shaped plate structure, the bottom of the four protruding plates of the cross star plate are each connected to a measuring wheel, the upper part of the cross star plate is connected to two first buffer plates, a first buffer plate cooperates with a second buffer plate, a horizontal spring is installed between the second buffer plate and the first buffer plate, the two ends of the horizontal spring are respectively connected to the second buffer plate and the first buffer plate, a fixed plate is installed between the two first buffer plates, the two sides of the fixed plate are respectively connected to the two first buffer plates, a longitudinal spring is installed between the fixed plate and the positioning plate, the two ends of the longitudinal spring are respectively connected to the positioning plate and the first buffer plate, and the middle part of the cross star plate is connected to a wireless inclination digital display.

[0006] In order to further achieve the purpose of the present invention, the following technical solution can also be adopted: the cart includes a cart plate, both sides of the cart plate are connected to a longitudinal plate, the bottom of the longitudinal plate is connected to two cart wheels, and one side of the longitudinal plate is connected to a handle.

[0007] A balancer is installed between the positioning plate and the body of the cart, and the balancer includes a column, one end of the column is connected to the body of the cart, and the other end of the column is connected to the first rotating shaft. The length direction of the first rotating shaft is in a horizontal state. A first sleeve is sleeved on the first rotating shaft, the outer side of the first sleeve is connected to the second sleeve, the outer side of the second sleeve cooperates with the first sleeve, and the interior of the second sleeve is plugged into the second rotating shaft. The length direction of the second rotating shaft is perpendicular to the length direction of the first rotating shaft, one end of the second rotating shaft is connected to the positioning plate, and one end of the first rotating shaft and one end of the second rotating shaft are both connected to a protective plate.

[0008] The advantages of the present invention are as follows: the present invention combines a wireless inclination digital display, a horizontal spring, a first buffer plate, a second buffer plate, etc. through a cross star plate. On the one hand, the cross star plate can directly drive the wireless inclination digital display to produce an angular offset when performing axle flatness detection, thereby allowing the wireless inclination digital display to measure the flatness of the road surface without excessive transmission, with smaller measurement errors and higher accuracy. On the other hand, the wireless inclination digital display can measure the inclination in two directions, along the forward direction of the vehicle body and perpendicular to the forward direction of the vehicle body, and combined with the detection of the cross star plate in two directions, along the forward direction of the vehicle body and perpendicular to the forward direction of the vehicle body, the device can provide more comprehensive axle flatness detection data. The combination of the longitudinal spring, horizontal spring, first buffer plate, second buffer plate, etc. of the present invention can prevent the inclination change of the cart plate from being excessively transmitted to the wireless inclination digital display, thereby reducing the measurement error of the wireless inclination digital display. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0010] Figure 1 It is a structural diagram of the utility model;

[0011] Figure 2 for Figure 1 A schematic diagram of the cross-section and enlarged structure along line AA;

[0012] Labeled parts: 1 trolley plate 2 longitudinal plate 3 trolley wheel 4 column 5 first rotating shaft 6 first sleeve 7 protective plate 8 second sleeve 9 second rotating shaft 10 positioning plate 11 longitudinal spring 12 fixing plate 13 first buffer plate 14 horizontal spring 15 second buffer plate 16 wireless inclination digital display 17 cross star plate 18 measuring wheel 19 handle. DETAILED DESCRIPTION

[0013] The following describes the preferred embodiments of the present invention in conjunction with the accompanying drawings.

[0014] Axle flatness rapid detection device, such as Figure 1-Figure 2 As shown, it includes a cart and a buffered bidirectional axle flatness measuring device, the buffered bidirectional axle flatness measuring device includes a positioning plate 10, the positioning plate 10 cooperates with the cart body, and both sides of the positioning plate 10 are connected to a second buffer plate 15, and a cross star plate 17 is installed at the bottom of the positioning plate 10. The cross star plate 17 is a cross-shaped plate structure, and the bottoms of the four protruding plates of the cross star plate 17 are connected to a measuring wheel 18. The upper part of the cross star plate 17 is connected to two first buffer plates 13, and a first buffer plate 13 is connected to a second buffer plate 15. The plate 15 is matched, and a horizontal spring 14 is installed between the second buffer plate 15 and the first buffer plate 13. The two ends of the horizontal spring 14 are respectively connected to the second buffer plate 15 and the first buffer plate 13. A fixed plate 12 is installed between the two first buffer plates 13. The two sides of the fixed plate 12 are respectively connected to the two first buffer plates 13. A longitudinal spring 11 is installed between the fixed plate 12 and the positioning plate 10. The two ends of the longitudinal spring 11 are respectively connected to the positioning plate 10 and the first buffer plate 13. The middle part of the cross star plate 17 is connected to the wireless inclination digital display 16.

[0015] The present invention combines a cross-star plate 17 with a wireless inclination digital display 16, a horizontal spring 14, a first buffer plate 13, a second buffer plate 15, and the like. On the one hand, the cross-star plate 17 can directly drive the wireless inclination digital display 16 to produce an angular offset when performing axle flatness detection, thereby allowing the wireless inclination digital display 16 to measure the flatness of the road surface without excessive transmission, resulting in smaller measurement errors and higher accuracy. On the other hand, the wireless inclination digital display 16 can measure inclination in two directions, along the vehicle's forward direction and perpendicular to the vehicle's forward direction. Combined with the cross-star plate 17's detection of both along the vehicle's forward direction and perpendicular to the vehicle's forward direction, the device provides more comprehensive axle flatness detection data. The combination of the longitudinal spring 11, the horizontal spring 14, the first buffer plate 13, the second buffer plate 15, and the like in the present invention can prevent excessive inclination changes of the cart plate 1 from being transmitted to the wireless inclination digital display 16, thereby reducing the measurement errors of the wireless inclination digital display 16.

[0016] Material selection and feasibility analysis for specific implementation: The samples we actually made used the drawings in the specification as drawings, and were implemented according to the proportions and matching methods of the various components in the drawings. The connections mentioned are commonly used connection methods such as strong adhesive connection, welding, riveting, flange connection, and one-piece molding connection. In actual production, the corresponding connection method, thickness and strength of the connection point can be selected according to the actual connection strength requirements without creativity. The wireless inclination digital display 16 can be manufactured by: Wuxi Yongwei Sensing Technology Co., Ltd., model; HDI300 wireless inclination digital display, in which the inclination sensor part is connected to the cross star plate 17, and the display part is connected to the upper part of the cart plate 1. The wheel frame of the measuring wheel 18 is connected to the cross star plate 17. The cart plate 1 is the body of the cart.

[0017] Example 2:

[0018] Axle flatness rapid detection device, such as Figure 1-Figure 2 As shown, it includes a cart and a buffered bidirectional axle flatness measuring device, the buffered bidirectional axle flatness measuring device includes a positioning plate 10, the positioning plate 10 cooperates with the cart body, and both sides of the positioning plate 10 are connected to a second buffer plate 15, and a cross star plate 17 is installed at the bottom of the positioning plate 10. The cross star plate 17 is a cross-shaped plate structure, and the bottoms of the four protruding plates of the cross star plate 17 are connected to a measuring wheel 18. The upper part of the cross star plate 17 is connected to two first buffer plates 13, and a first buffer plate 13 is connected to a second buffer plate 15. The second buffer plate 15 cooperates with the first buffer plate 13, and a horizontal spring 14 is installed between the second buffer plate 15 and the first buffer plate 13. The two ends of the horizontal spring 14 are respectively connected to the second buffer plate 15 and the first buffer plate 13. A fixed plate 12 is installed between the two first buffer plates 13. The two sides of the fixed plate 12 are respectively connected to the two first buffer plates 13. A longitudinal spring 11 is installed between the fixed plate 12 and the positioning plate 10. The two ends of the longitudinal spring 11 are respectively connected to the positioning plate 10 and the first buffer plate 13. The middle part of the cross star plate 17 is connected to a wireless inclinometer 16. The cart includes a cart plate 1, a longitudinal plate 2 is connected to both sides of the cart plate 1, two cart wheels 3 are connected to the bottom of the longitudinal plate 2, and a handle 19 is connected to one side of the longitudinal plate 2.

[0019] The longitudinal plate 2 of the present invention is combined with the cart wheel 3 to improve the sliding stability of the cart plate 1 , wherein the wheel frame of the cart wheel 3 is connected to the longitudinal plate 2 .

[0020] Example 3:

[0021] Axle flatness rapid detection device, such as Figure 1-Figure 2As shown, it includes a cart and a buffered bidirectional axle flatness measuring device, the buffered bidirectional axle flatness measuring device includes a positioning plate 10, the positioning plate 10 cooperates with the cart body, and both sides of the positioning plate 10 are connected to a second buffer plate 15, and a cross star plate 17 is installed at the bottom of the positioning plate 10. The cross star plate 17 is a cross-shaped plate structure, and the bottoms of the four protruding plates of the cross star plate 17 are connected to a measuring wheel 18. The upper part of the cross star plate 17 is connected to two first buffer plates 13, and a first buffer plate 13 is connected to a second buffer plate 15. The plate 15 is matched, and a horizontal spring 14 is installed between the second buffer plate 15 and the first buffer plate 13. The two ends of the horizontal spring 14 are respectively connected to the second buffer plate 15 and the first buffer plate 13. A fixed plate 12 is installed between the two first buffer plates 13. The two sides of the fixed plate 12 are respectively connected to the two first buffer plates 13. A longitudinal spring 11 is installed between the fixed plate 12 and the positioning plate 10. The two ends of the longitudinal spring 11 are respectively connected to the positioning plate 10 and the first buffer plate 13. The middle part of the cross star plate 17 is connected to the wireless inclination digital display 16. A balancer is installed between the positioning plate 10 and the body of the cart, and the balancer includes a column 4, one end of the column 4 is connected to the body of the cart, and the other end of the column 4 is connected to the first rotating shaft 5. The length direction of the first rotating shaft 5 is in a horizontal state. A first sleeve 6 is sleeved on the first rotating shaft 5, and the outer side of the first sleeve 6 is connected to the second sleeve 8. The outer side of the second sleeve 8 cooperates with the first sleeve 6, and the inside of the second sleeve 8 is plugged with the second rotating shaft 9. The length direction of the second rotating shaft 9 is perpendicular to the length direction of the first rotating shaft 5. One end of the second rotating shaft 9 is connected to the positioning plate 10, and one end of the first rotating shaft 5 and one end of the second rotating shaft 9 are both connected to a protective plate 7.

[0022] The length direction of the second rotating shaft 9 of the balancer of the present invention is perpendicular to the length direction of the first rotating shaft 5, thereby preventing the excessive angle deviation of the cart plate 1 caused by the uneven road surface from being transmitted to the cross star plate 17, thereby improving the detection accuracy of the wireless inclinometer 16 for the flatness of the road surface.

[0023] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention.

Claims

1. Axle flatness rapid detection device, characterized by: The invention comprises a cart and a buffered bidirectional axle flatness measuring device, wherein the buffered bidirectional axle flatness measuring device comprises a positioning plate (10), the positioning plate (10) cooperates with the cart body, a second buffer plate (15) is connected to both sides of the positioning plate (10), a cross star plate (17) is installed at the bottom of the positioning plate (10), the cross star plate (17) is a cross-shaped plate structure, the bottoms of the four protruding plates of the cross star plate (17) are each connected to a measuring wheel (18), the upper part of the cross star plate (17) is connected to two first buffer plates (13), a first buffer plate (13) cooperates with a second buffer plate (15), A horizontal spring (14) is installed between the second buffer plate (15) and the first buffer plate (13), and the two ends of the horizontal spring (14) are respectively connected to the second buffer plate (15) and the first buffer plate (13). A fixed plate (12) is installed between the two first buffer plates (13), and the two sides of the fixed plate (12) are respectively connected to the two first buffer plates (13). A longitudinal spring (11) is installed between the fixed plate (12) and the positioning plate (10), and the two ends of the longitudinal spring (11) are respectively connected to the positioning plate (10) and the first buffer plate (13). The middle of the cross star plate (17) is connected to the wireless inclination digital display (16).

2. The axle flatness rapid detection device according to claim 1, characterized in that: The cart comprises a cart plate (1), both sides of the cart plate (1) are connected to a longitudinal plate (2), the bottom of the longitudinal plate (2) is connected to two cart wheels (3), and one side of the longitudinal plate (2) is connected to a handle (19).

3. The axle flatness rapid detection device according to claim 1, characterized in that: A balancer is installed between the positioning plate (10) and the body of the cart, and the balancer includes a column (4), one end of the column (4) is connected to the body of the cart, and the other end of the column (4) is connected to the first rotating shaft (5), the length direction of the first rotating shaft (5) is in a horizontal state, a first sleeve (6) is sleeved on the first rotating shaft (5), the outer side of the first sleeve (6) is connected to the second sleeve (8), the outer side of the second sleeve (8) is matched with the first sleeve (6), and the interior of the second sleeve (8) is plugged into the second rotating shaft (9), the length direction of the second rotating shaft (9) is perpendicular to the length direction of the first rotating shaft (5), one end of the second rotating shaft (9) is connected to the positioning plate (10), and one end of the first rotating shaft (5) and one end of the second rotating shaft (9) are both connected to a protective plate (7).

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