Material receiving device of train wheel rim detection line and control method

Abstract

The invention relates to the technical field of wheel rim ultrasonic flaw detection, in particular to a material receiving device of a train wheel rim detection line, which comprises a machine table (1), the machine table (1) is respectively provided with a push wheel assembly, a rotating wheel assembly and a catch wheel assembly; the push wheel assembly comprises a feeding frame (2) and a guide rail structure; the feeding frame (2) is connected with a limiting frame (3); a wheel rim (4) is arranged in the limiting frame (3); the bottom of the wheel rim (4) is arranged on the rotating wheel assembly; the catch wheel assembly is arranged on one side of the wheel rim (4); the limiting frame can flexibly rotate on the feeding frame, the limiting frame can effectively limit the wheel rim, and therefore the situation that the wheel rim collides with other equipment and is damaged can be effectively avoided; the feeding frame can slide along the guide rail structure, so that the wheel rim can be slowly inclined to a specified angle; therefore, the device can adjust the inclination angle of the wheel rim more accurately and quickly, and meanwhile, the detection precision can be ensured.

Description

Technical Field

[0001] The invention relates to the technical field of wheel tyre ultrasonic flaw detection, and in particular to a material receiving device and a control method for a train wheel tyre detection line. Background Art

[0002] When ultrasonic flaw detection is performed on train wheel hoops, a truss manipulator is required to unload the train wheel hoops onto the detection device. During the unloading process of the truss manipulator, it is inevitable that the equipment and the wheel hoops will collide and cause damage. At the same time, the inclination angle of the wheel hoops cannot be accurately adjusted, and the ultrasonic flaw detection accuracy is low.

[0003] After searching, the applicant found that the Chinese patent document with publication number 117961495A disclosed an automated railway wheelset bearing press-fitting production line on May 3, 2024, which includes a stepping mechanism, a grease coating machine, a bearing feeding mechanism, a rear gear feeding mechanism and a press-fitting mechanism, wherein the stepping mechanism is used to convey the wheelset, the grease coating machine, the bearing feeding mechanism, the rear gear feeding mechanism and the press-fitting mechanism are arranged in sequence along the wheelset conveying direction, the grease coating machine is used to apply anti-rust grease to the wheelset, the bearing feeding mechanism is used to convey the bearing to the press-fitting mechanism, the rear gear feeding mechanism is used to sleeve the rear gear onto the wheelset journal, and the press-fitting mechanism is used to press the bearing onto the wheelset journal with the rear gear sleeved; this device also cannot solve the above-mentioned technical problems.

[0004] Therefore, in order to improve or solve at least one of the above problems, it is necessary to provide a material receiving device and a control method for a train wheel rim detection line that can achieve stable wheel rim unloading and accurately adjust the wheel rim inclination angle. Summary of the invention

[0005] The object of the present invention is to provide a material receiving device and a control method for a train wheel rim detection line which can realize stable wheel rim unloading and can accurately adjust the inclination angle of the wheel rim.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is: a material receiving device for a train wheel rim detection line, comprising a machine platform, on which a push wheel assembly, a rotating wheel assembly and a blocking wheel assembly are respectively provided; the push wheel assembly comprises a feed frame and a guide rail structure; the feed frame is provided with a connecting limit frame; the limit frame is provided with a wheel rim; the bottom of the wheel rim is provided on the rotating wheel assembly; the blocking wheel assembly is provided on one side of the wheel rim.

[0007] The push wheel assembly includes a base; the guide rail structure includes a guide rail; the guide rail is arranged on the base, and a motor is arranged on the base; the feed frame is arranged on the guide rail; the motor includes a push rod; and the push rod is connected to the feed frame.

[0008] The feed frame is provided with an adjusting cylinder; the adjusting cylinder is connected to the limiting frame; a side arm is provided at one end of the feed frame away from the motor; the limiting frame is arranged between adjacent side arms, and the limiting frame is hinged to the side arm.

[0009] A limit plate mounting seat and a position sensor are respectively provided on the side arms; a limit baffle is provided on the limit plate mounting seat; a limit block is provided on the limit frame; an induction baffle is provided on the limit block; the limit block is tightly pressed against the limit baffle; and the induction baffle is arranged on one side of the position sensor.

[0010] The rotating wheel assembly comprises a first rotating wheel and a second rotating wheel; the first rotating wheel is connected to a driving motor; the second rotating wheel is connected to an encoder; and the wheel hoops are arranged on the first rotating wheel and the second rotating wheel.

[0011] The tops of the first rotating wheel and the second rotating wheel are both provided with a supporting wheel mounting seat; the supporting wheel mounting seat is connected with a supporting wheel; and the supporting wheel is tightly pressed against the side surface of the wheel hoop.

[0012] The blocking wheel assembly comprises a blocking wheel mounting seat; the blocking wheel mounting seat is arranged on the side of the first rotating wheel away from the limiting frame; a mounting rod is arranged on the blocking wheel mounting seat; a blocking wheel is arranged on the mounting rod; and the blocking wheel is arranged on one side of the wheel hoop.

[0013] The wheel stopper mounting seat includes a limiting rod; the limiting frame includes a blocking frame; the blocking frames are respectively arranged on both sides of the limiting frame;

[0014] The blocking frame is tightly pressed against the end of the limiting rod.

[0015] The retaining frame is provided with a clearance groove; the wheel hoop is connected with a truss manipulator; the truss manipulator is arranged in the clearance groove.

[0016] A control method for a material receiving device of a train wheel tyre detection line, the control method comprising the following steps:

[0017] S1: The truss manipulator lifts the wheel hoop to the limit frame; the bottom of the wheel hoop is pressed against the rotating wheel;

[0018] S2: The motor starts, the feed frame moves along the guide rail, and the inclination angle of the limit frame is adjusted;

[0019] S3: placing a blocking wheel and a supporting wheel on one side of the wheel rim; and starting ultrasonic testing.

[0020] The beneficial effects of this application are:

[0021] 1. The present application is provided with a limit frame, and the limit frame can be flexibly rotated on the feed frame. The truss manipulator lifts the wheel hoop into the limit frame, and the limit frame can effectively limit the wheel hoop, thereby effectively avoiding collision between the wheel hoop and other equipment and causing damage.

[0022] 2. The feed frame of the present application can slide along the guide rail, and can push the limit frame to slowly tilt the wheel hoop until it is tilted to a specified angle; this enables the device to more accurately and quickly adjust the tilt angle of the wheel hoop, thereby ensuring detection accuracy and improving detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The specific embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings, wherein:

[0024] Figure 1 This is a schematic diagram of the structure of the material receiving device of the railway wheel tyre inspection line.

[0025] Figure 2 This is a schematic diagram of the structure of the push wheel assembly of the material receiving device of the railway wheel tyre inspection line.

[0026] Figure 3 This is a schematic diagram of the installation status of the adjusting cylinder of the material receiving device of the railway wheel tyre inspection line.

[0027] Figure 4 This is a schematic diagram of the structure of the truss manipulator of the material receiving device of the railway wheel tyre inspection line.

[0028] Figure 5 This is a schematic diagram of the structure of the rotating wheel assembly of the material receiving device of the railway wheel tyre inspection line.

[0029] Figure 6 This is a schematic diagram of the structure of the wheel-supporting device of the train wheel tyre inspection line.

[0030] Figure 7 This is a schematic diagram of the structure of the retaining wheel assembly of the material receiving device of the railway wheel tyre inspection line.

[0031] The marks in the above figure are:

[0032] The following are marked in the figure: 1. Machine,

[0033] 2. Feed rack, 201. Adjustment cylinder, 202. Side arm, 203. Limit plate mounting seat, 204. Limit baffle, 205. Position sensor,

[0034] 3. Limit frame, 301. Limit block, 302. Induction baffle, 303. Stop frame, 304. Make way slot, 305. Truss manipulator,

[0035] 4. Wheel hoops,

[0036] 5. Base, 501. Guide rail, 502. Motor,

[0037] 6. The first rotating wheel, 601, the second rotating wheel,

[0038] 7. Wheel mounting seat, 701, wheel,

[0039] 8. Stop wheel mounting seat, 801. Mounting rod, 802. Stop wheel, 803. Limit rod. DETAILED DESCRIPTION

[0040] The specific implementation methods of the present invention are further explained in detail below by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitating their implementation.

[0041] Figure 1 The material receiving device of the train wheel rim inspection line shown in the figure comprises a machine platform 1, on which a push wheel assembly, a rotating wheel assembly and a blocking wheel assembly are respectively provided; the push wheel assembly comprises a feed frame 2 and a guide rail structure; a connecting limit frame 3 is provided on the feed frame 2; a wheel rim 4 is provided in the limit frame 3; the bottom of the wheel rim 4 is provided on the rotating wheel assembly; and the blocking wheel assembly is provided on one side of the wheel rim 4.

[0042] The limit frame 3 can rotate flexibly on the feed frame 2, and the truss manipulator 305 lifts the wheel hoop 4 into the limit frame 3. The limit frame 3 can effectively limit the wheel hoop 4, thereby effectively avoiding damage caused by collision between the wheel hoop 4 and other equipment; the feed frame 2 can slide along the guide rail structure, and can push the limit frame 3 to slowly tilt the wheel hoop 4 until it tilts to a specified angle; this enables the device to adjust the inclination angle of the wheel hoop 4 more accurately and quickly, thereby ensuring detection accuracy and improving detection efficiency.

[0043] The push wheel assembly includes a base 5; the guide rail structure includes a guide rail 501; the guide rail 501 is arranged on the base 5, and the base 5 is provided with a motor 502; the feed frame 2 is arranged on the guide rail 501; the motor 502 includes a push rod; and the push rod is connected to the feed frame 2.

[0044] The cross section of the machine 1 is triangular; an inclined surface is provided on the machine 1; the base 5 is fixedly connected to the higher end of the inclined surface; a guide rail 501 is fixedly connected to the top surface of the base 5; a motor 502 is fixedly connected to the side of the base 5; the feed frame 2 is installed on the guide rail 501; the motor 502 can drive the push rod to extend and retract; the push rod is fixedly connected to one end of the feed frame 2, so as to push the feed frame 2 to slide back and forth along the guide rail 501.

[0045] The feed frame 2 is provided with an adjusting cylinder 201 ; the adjusting cylinder 201 is connected to the limit frame 3 ; a side arm 202 is provided at one end of the feed frame 2 away from the motor 502 ; the limit frame 3 is provided between adjacent side arms 202 , and the limit frame 3 is hinged to the side arms 202 .

[0046] The end of the feed rack 2 away from the motor 502 is a U-shaped structure; side arms 202 are provided on both sides of the end of the feed rack 2; the end of the side arm 202 is provided with a hinge shaft, which is connected to the side of the limit frame 3, so that the limit frame 3 can rotate flexibly on the feed rack 2; the adjusting cylinder 201 is hinged on the feed rack 2, and the top of the back side of the limit frame 3 is hinged to the piston rod of the adjusting cylinder 201.

[0047] A limit plate mounting seat 203 and a position sensor 205 are respectively provided on the side arm 202; a limit baffle 204 is provided on the limit plate mounting seat 203; a limit block 301 is provided on the limit frame 3; a sensing baffle 303 is provided on the limit block 301; the limit block 301 is tightly pressed against the limit baffle 204; and the sensing baffle 303 is arranged on one side of the position sensor 205.

[0048] Position sensors 205 are provided at the top and bottom of the side arm 202; two limit blocks 301 are provided on the limit frame 3; the position sensor 205 cooperates with the induction baffle 303 to detect whether the limit frame 3 is tilted to the left or right; in the process of pushing materials, the adjusting cylinder 201 is in a mid-discharge state, so that the adjusting cylinder 201 can adjust the angle position according to the distance moved by the position sensor 205 to achieve the purpose of self-adaptation; when the target position is reached, the adjusting cylinder 201 controls the piston rod to extend or retract to lock the limit frame 3; the limit baffles 204 are respectively arranged at the top and bottom of the side arm 202, and the limit baffles 204 are pressed against the limit blocks 301, so as to achieve hard limit of the leftmost and rightmost angles of the limit frame 3.

[0049] The wheel assembly includes a first wheel 6 and a second wheel 601 ; the first wheel 6 is connected to a driving motor; the second wheel 601 is connected to an encoder; and the wheel hoops 4 are arranged on the first wheel 6 and the second wheel 601 .

[0050] The first rotating wheel 6 is the power source for the rotation of the wheel hoop 4. The power is transmitted by the external driving motor of the water tank through the transmission shaft. During the detection process, the first rotating wheel 6 drives the wheel hoop 4 to rotate. An encoder is installed on the shaft of the second rotating wheel 601. When there is a difference in the rotation speed of the first rotating wheel 6 and the second rotating wheel 601, the encoder alarms. At the same time, the first rotating wheel 6 and the second rotating wheel 601 are also one of the components of the equipment that contact the wheel hoop 4, and bear the gravity and impact force brought by the wheel hoop 4.

[0051] A supporting wheel mounting seat 7 is disposed on the top of each of the first rotating wheel 6 and the second rotating wheel 601 ; the supporting wheel mounting seat 7 is connected to a supporting wheel 701 ; and the supporting wheel 701 is pressed against the side surface of the wheel rim 4 .

[0052] The device is provided with two wheel mounting seats 7; the wheel mounting seat 7 is arranged at one side of the bottom of the wheel hoop 4; the wheel 701 can position and support the side of the wheel hoop 4.

[0053] The blocking wheel assembly includes a blocking wheel mounting seat 8; the blocking wheel mounting seat 8 is arranged on the side of the first rotating wheel 6 away from the limiting frame 3; a mounting rod 801 is arranged on the blocking wheel mounting seat 8; a blocking wheel 802 is arranged on the mounting rod 801; and the blocking wheel 802 is arranged on one side of the wheel hoop 4.

[0054] The stopper wheel mounting seat 8 is fixedly connected to the workbench 1; the mounting rod 801 is connected to the stopper wheel mounting seat 8, and the mounting rod 801 extends toward the wheel hoop 4; the stopper wheel 802 is arranged on one side of the top of the wheel hoop 4; the stopper wheel 802 and the supporting wheel 701 make the workpiece reference plane unique, which can limit the tilting limit angle position of the wheel hoop 4. In addition, the two sets of ultrasonic probes can be parallel to the inner diameter surface and the inner rim surface of the wheel hoop 4, respectively, to enhance the reliability of the phased array water immersion ultrasonic detection.

[0055] The wheel stopper mounting seat 8 includes a limiting rod 803 ; the limiting frame 3 includes a blocking frame 303 ; the blocking frames 303 are respectively arranged on both sides of the limiting frame 3 ; the blocking frames 303 are tightly pressed against the ends of the limiting rod 803 .

[0056] The limiting rod 803 is connected to the blocking wheel mounting seat 8; the end of the limiting rod 803 is tightly pressed against the blocking frame 303, so as to achieve the limiting of the limiting frame 3 and provide stable support.

[0057] The retaining frame 303 is provided with a clearance groove 304 ; the wheel hoop 4 is connected with a truss manipulator 305 ; the truss manipulator 305 is arranged in the clearance groove 304 .

[0058] The retaining frame 303 is a U-shaped structure; the truss manipulator 305 extends from the top of the retaining frame 303 into the clearance groove 304, so that the wheel hoop 4 can be stably placed on the rotating wheel assembly; the clearance groove 304 can facilitate the lifting operation of the truss manipulator 305.

[0059] A control method for realizing a material receiving device of a train wheel tyre detection line, the control method comprising the following steps:

[0060] S1: the truss manipulator 305 lifts the wheel hoop 4 into the limit frame 3; the bottom of the wheel hoop 4 is pressed against the rotating wheel 601;

[0061] S2: The motor 502 is started, and the feed frame 2 moves along the guide rail 501 to adjust the inclination angle of the limit frame 3;

[0062] S3: The blocking wheel 802 and the supporting wheel 701 are arranged on one side of the wheel rim 4; and the ultrasonic detection is started.

[0063] In S1, the truss manipulator 305 lifts the wheel hoops 4 of different specifications to the top of the limit frame 3, and then slowly sinks the wheel hoops 4 into the limit frame 3; the wheel rim and tread of the wheel hoops 4 contact the first rotating wheel 6 and the second rotating wheel 601, and then the truss manipulator 305 slowly releases, and the inner rim surface of the wheel hoops 4 slowly leans against the limit frame 3; in S2, the wheel hoops 4 are slowly tilted by the joint action of the guide rail 501 and the motor 502 until they reach the specified position; the cylinder 201 is adjusted to lock the inclination angle of the limit frame 3; in S3, the position sensor 205 receives an in-position signal, the wheel block assembly is pushed to the specified position, the wheel hoops 4 are in a fixed, safe and stable state, and ultrasonic testing of the wheel hoops 4 is started.

[0064] The specific workflow of the present invention is as follows:

[0065] S1: the truss manipulator 305 lifts the wheel hoop 4 into the limit frame 3; the bottom of the wheel hoop 4 is pressed against the rotating wheel 601;

[0066] S2: The motor 502 is started, and the feed frame 2 moves along the guide rail 501 to adjust the inclination angle of the limit frame 3;

[0067] S3: The blocking wheel 802 and the supporting wheel 701 are arranged on one side of the wheel rim 4; and the ultrasonic detection is started.

[0068] The present invention is described above by way of example in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-mentioned methods. As long as various non-substantial improvements are made using the method concept and technical solution of the present invention; or the above concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A material receiving device for a train wheel tyre inspection line, characterized in that: The invention comprises a machine platform (1), wherein the machine platform (1) is respectively provided with a push wheel assembly, a rotating wheel assembly and a blocking wheel assembly; the push wheel assembly comprises a feed frame (2) and a guide rail structure; the feed frame (2) is provided with a connection limit frame (3); a wheel hoop (4) is provided in the limit frame (3); the bottom of the wheel hoop (4) is provided on the rotating wheel assembly; and the blocking wheel assembly is provided on one side of the wheel hoop (4).

2. A material receiving device for a railway wheel tyre inspection line according to claim 1, characterized in that: The push wheel assembly comprises a base (5); the guide rail structure comprises a guide rail (501); the guide rail (501) is arranged on the base (5), and a motor (502) is arranged on the base (5); the feed frame (2) is arranged on the guide rail (501); the motor (502) comprises a push rod; and the push rod is connected to the feed frame (2).

3. A material receiving device for a railway wheel tyre inspection line according to claim 2, characterized in that: The feed frame (2) is provided with an adjusting cylinder (201); the adjusting cylinder (201) is connected to the limit frame (3); a side arm (202) is provided at one end of the feed frame (2) away from the motor (502); the limit frame (3) is arranged between adjacent side arms (202), and the limit frame (3) is hinged to the side arm (202).

4. A material receiving device for a railway wheel tyre inspection line according to claim 3, characterized in that: The side arm (202) is respectively provided with a limit plate mounting seat (203) and a position sensor (205); the limit plate mounting seat (203) is provided with a limit baffle (204); the limit frame (3) is provided with a limit block (301); the limit block (301) is provided with a sensing baffle (303); the limit block (301) is tightly pressed against the limit baffle (204); and the sensing baffle (303) is arranged on one side of the position sensor (205).

5. A material receiving device for a railway wheel tyre inspection line according to any one of claims 2 to 4, characterized in that: The wheel assembly comprises a first wheel (6) and a second wheel (601); the first wheel (6) is connected to a driving motor; the second wheel (601) is connected to an encoder; and the wheel rim (4) is arranged on the first wheel (6) and the second wheel (601).

6. A material receiving device for a railway wheel tyre inspection line according to claim 5, characterized in that: A supporting wheel mounting seat (7) is provided on the top of each of the first rotating wheel (6) and the second rotating wheel (601); the supporting wheel mounting seat (7) is connected to a supporting wheel (701); and the supporting wheel (701) is tightly pressed against the side surface of the wheel rim (4).

7. A material receiving device for a railway wheel tyre inspection line according to claim 6, characterized in that: The blocking wheel assembly comprises a blocking wheel mounting seat (8); the blocking wheel mounting seat (8) is arranged on a side of the first rotating wheel (6) away from the limiting frame (3); a mounting rod (801) is arranged on the blocking wheel mounting seat (8); a blocking wheel (802) is arranged on the mounting rod (801); and the blocking wheel (802) is arranged on one side of the wheel hoop (4).

8. A material receiving device for a railway wheel tyre inspection line according to claim 7, characterized in that: The wheel stopper mounting seat (8) comprises a limiting rod (803); the limiting frame (3) comprises a blocking frame (303); the blocking frames (303) are respectively arranged on both sides of the limiting frame (3); The retaining frame (303) is tightly pressed against the end of the limiting rod (803).

9. A material receiving device for a railway wheel tyre inspection line according to claim 8, characterized in that: The retaining frame (303) is provided with a clearance groove (304); the wheel hoop (4) is connected with a truss manipulator (305); and the truss manipulator (305) is arranged in the clearance groove (304).

10. A control method for realizing the material receiving device of the railway wheel tire detection line according to any one of claims 1 to 9, characterized in that: The control method comprises the following steps: S1: The truss manipulator (305) lifts the wheel hoop (4) into the limiting frame (3); the bottom of the wheel hoop (4) is pressed against the rotating wheel (601); S2: The motor (502) is started, the feed frame (2) moves along the guide rail (501), and the inclination angle of the limit frame (3) is adjusted; S3: placing the blocking wheel (802) and the supporting wheel (701) on one side of the wheel rim (4); and starting ultrasonic testing.

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