Automatic ball receiving device for ball passing of pipe fitting

Abstract

The utility model discloses a pipe fitting ball passing automatic ball receiving device which comprises a frame, a roller way conveying line arranged on the frame and a straight pipe conveyor arranged in the middle of the frame, a track is fixedly arranged below the frame, and a walking trolley is arranged on the track. Two stand columns are fixedly arranged on the walking trolley, one stand column is provided with a longitudinal lead screw through a bearing, the lower end of the lead screw is connected with a lifting motor through a belt wheel mechanism, one side of one installation frame is fixedly connected with a nut matched with the lead screw, the other stand column is fixedly provided with a longitudinal guide rail, and the other side of the installation frame is fixedly connected with a sliding block matched with the guide rail. A diffuse reflection sensor and a ball receiving funnel are arranged on the mounting frame, and a horizontal sensor is arranged in the ball receiving funnel; the device can automatically find the tail end of the pipe fitting and automatically judge whether ball passing is successful or not, can efficiently and continuously assist in completing ball passing detection, can realize automation of a production line, and improves production efficiency.

Description

Technical Field

[0001] The utility model relates to an automatic ball receiving device for a pipe fitting, in particular to an automatic ball receiving device for a pipe fitting on an intelligent production line of a boiler tube screen. Background Art

[0002] In the manufacturing process of large-scale power station boiler tube screens, especially on automatic production lines, it is necessary to check whether there are weld nodules on the inner wall of the weld after straight tube butt welding and flaw detection. Ball detection is often used to check whether there are blockages, welding slag and other problems in the tube. Specifically, short tubes are usually welded into long tubes on an automatic welding machine. After the long tubes pass the flaw detection, they are placed on the roller conveyor line and enter the ball passing link. At present, this link mostly uses manual ball catching to recycle steel balls after the ball passing is successful, but this method is time-consuming and labor-intensive, and it makes it impossible to automate production, reducing production efficiency. Summary of the invention

[0003] The purpose of the utility model is to provide an automatic ball receiving device for pipe fittings in view of the above-mentioned deficiencies in the prior art, which can automatically find the end of the pipe fitting and automatically determine whether the ball passing is successful, can efficiently and continuously assist in completing the ball passing detection, can realize the automation of the production line, and improve production efficiency.

[0004] In order to achieve the above-mentioned purpose, the utility model provides an automatic ball catching device for pipe fittings, comprising a frame, a roller conveyor line arranged on the frame and a straight pipe conveyor arranged in the middle of the frame, a track is fixedly arranged under the frame, and a traveling trolley is arranged on the track; the characteristics are: two columns are fixedly arranged on the traveling trolley, one of the columns is provided with a longitudinal screw rod through a bearing, the lower end of the screw rod is connected to the lifting motor through a pulley mechanism, a nut matching with the screw rod is fixedly connected to one side of a mounting frame, a longitudinal guide rail is fixedly arranged on the other column, and a slider matching with the guide rail is fixedly connected to the other side of the mounting frame; a diffuse reflection sensor and a ball catching funnel are provided on the mounting frame, and a horizontal sensor is provided in the ball catching funnel.

[0005] When in use, the pipe fittings to be tested for ball passing are placed on several supporting guide rollers of the roller conveyor line, the pipe fittings are moved forward by the straight pipe conveyor, and then the walking trolley is driven to move on the track and approach the end of the pipe fitting. The ball receiving funnel can be accurately placed below the end of the pipe fitting through the diffuse reflection sensor, and the end of the pipe fitting can be automatically found; then the lifting motor is started to make the mounting frame rise, and the steel ball that has successfully passed the ball falls into the ball receiving funnel, and the sensor can detect the steel ball; the utility model can automatically find the end of the pipe fitting and automatically determine whether the ball passing is successful, and can efficiently and continuously assist in completing the ball passing detection, which is conducive to realizing the automation of the production line and improving production efficiency;

[0006] As a further improvement of the utility model, an inclined guide groove located below the ball receiving funnel is fixedly connected to the mounting frame, an electromagnet is fixedly connected to the mounting frame, the armature of the electromagnet is fixedly connected to the longitudinal lifting rod, and a longitudinal gate is fixedly connected to the lower end of the lifting rod, and the gate is located between the outlet of the inclined guide groove and the ball receiving funnel in the transverse direction; after the steel ball falls into the inclined guide groove, the mounting frame is lowered by the lifting motor, the electromagnet is energized, the armature is adsorbed and rises, the gate is opened, and the steel ball is discharged from the inclined guide groove, the steel ball can be automatically recovered, and the degree of automation is improved;

[0007] As a further improvement of the utility model, an inlet oblique cover plate located above the ball receiving funnel is fixedly connected to the mounting frame; when the straight pipe conveyor moves the pipe forward, the end of the pipe is covered by the inlet oblique cover plate to prevent the steel ball from flying out;

[0008] As a further improvement of the utility model, the straight tube conveyor is provided with a meter counter; for pipes of different lengths, the uncertainty of the length leads to uncertainty in the position of the end of the pipe. The length of the conveyed pipe can be calculated by the meter counter, and the end position of the pipe can be roughly determined. The end position of the pipe can be accurately located in combination with the diffuse reflection sensor.

[0009] As a further improvement of the utility model, the traveling trolley is provided with a wireless remote control device, which is connected to a busbar power supply system arranged on the track; the wireless remote control device can realize remote control of the trolley, and the busbar power supply system is convenient for powering on the traveling trolley;

[0010] As a further improvement of the utility model, the sensor is an infrared sensor; it is a non-contact sensor and is convenient to use;

[0011] As a further improvement of the utility model, the lower end of the screw rod is connected to the lifting motor through a pulley mechanism;

[0012] In summary, the utility model can automatically find the end of the pipe fitting and automatically determine whether the ball passing is successful, can efficiently and continuously assist in completing the ball passing detection, can realize the automation of the production line, and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the embodiment of the utility model.

[0014] Figure 2 for Figure 1 Enlarged view of point A in .

[0015] Figure 3 for Figure 2 Top view of the .

[0016] Figure 4 for Figure 2 Left view of . DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] like Figures 1 to 4 As shown, an automatic ball receiving device for pipe fittings of this embodiment comprises a frame 1, a roller conveyor line 2 arranged on the frame and a straight pipe conveyor 3 arranged in the middle of the frame, a meter 4 is arranged on the straight pipe conveyor 3, a track 5 is fixedly arranged below the frame, a traveling trolley 6 is arranged on the track 5, the traveling trolley 6 is provided with a wireless remote control device, and the wireless remote control device is connected to a busbar power supply system 27 arranged on the track 5; two columns 7 and 28 are fixedly arranged on the traveling trolley 6, a longitudinal screw rod 9 is arranged on the column 7 through a bearing, the lower end of the screw rod 9 is connected to a lifting motor 11 through a pulley mechanism 10, a nut 13 matching with the screw rod 9 is fixedly connected to one side of a mounting frame 12 through a connecting plate 29, and a nut 13 matched with the screw rod 9 is fixed on the column 28. A longitudinal guide rail 8 is provided, and a slider 14 cooperating with the guide rail 8 is fixedly connected to the other side of the mounting frame 12; a diffuse reflection sensor 15 and a ball receiving funnel 16 for longitudinal detection are provided on the mounting frame 12, and a horizontal infrared sensor 17 is provided in the ball receiving funnel 16; an inlet inclined cover plate 18 located above the ball receiving funnel 16 is fixedly connected to the mounting frame 12; an inclined guide groove 19 located below the ball receiving funnel 16 is fixedly connected to the mounting frame 12, and an electromagnet 20 is fixedly connected to the upper end of the mounting frame 12, the armature of the electromagnet 20 is fixedly connected to the longitudinal lifting rod 21, and a longitudinal gate plate 22 is fixedly connected to the lower end of the lifting rod 21, and the gate plate 22 is located laterally between the outlet of the inclined guide groove 19 and the ball receiving funnel 16.

[0019] The roller conveyor line 2 includes a plurality of cross beams 23 arranged at intervals and supporting guide rollers 24 arranged on the cross beams. When in use, the pipe fittings 26 to be tested for ball passing are placed on the plurality of supporting guide rollers 24 of the roller conveyor line 2, and the pipe fittings 26 are conveyed forward by the straight pipe conveyor 3. The end position of the pipe fitting is roughly determined by the meter 4, and then the walking trolley 6 is driven to move on the track 5 and approach the end of the pipe fitting. The ball receiving funnel 16 can be accurately placed under the end of the pipe fitting by the diffuse reflection sensor 15, and the end of the pipe fitting can be automatically found. Then the lifting motor 11 is started, and the screw rod 9 cooperates with the nut 13 to make the ball receiving funnel 16 move downwards. The mounting frame 12 is raised, the end of the pipe is covered by the entrance oblique cover plate 18, and the steel ball that has successfully passed through the pipe 26 falls into the ball receiving funnel 16. The infrared sensor 17 can detect the steel ball and determine that the ball has successfully passed through. After the steel ball falls into the inclined guide groove 19, the lifting motor 11 is used to lower the mounting frame 12, and the electromagnet 20 is energized, so that the armature is adsorbed, and the lifting rod 21 rises, driving the gate 22 to open, and the steel ball is discharged from the inclined guide groove 19, and the steel ball can be automatically recovered; after the electromagnet 20 is powered off, the gate 22 is reset by the reset spring of the electromagnet and its own weight.

[0020] The utility model can automatically find the end of the pipe fitting, automatically determine whether the ball passing is successful, and automatically recover the steel ball. It can efficiently and continuously assist in completing the ball passing detection, which is conducive to realizing the automation of the production line and improving the production efficiency. The entrance oblique cover plate 18 can prevent the steel ball from flying out. For pipe fittings of different lengths, the uncertainty of the length leads to the uncertainty of the position of the end of the pipe fitting. The length of the conveyed pipe fitting is calculated by the meter 4, and the position of the end of the pipe fitting can be roughly determined. The walking trolley 6 can be quickly moved, and the diffuse reflection sensor 15 can be used to accurately locate the end of the pipe fitting. The busbar power supply system 27 is convenient for powering on the walking trolley.

[0021] The above embodiments are used for illustration, but it should be understood that the above embodiments are only used for the purpose of example and description, and are not intended to limit the present invention to the scope of the described embodiments.

Claims

1. An automatic ball receiving device for pipe fittings, comprising a frame, a roller conveyor line arranged on the frame and a straight pipe conveyor arranged in the middle of the frame, a track is fixedly arranged under the frame, and a walking trolley is arranged on the track; the characteristics are: Two columns are fixed on the traveling trolley, one of which is provided with a longitudinal screw rod through a bearing, the lower end of which is connected to a lifting motor through a pulley mechanism, one side of a mounting frame is fixedly connected with a nut matched with the screw rod, the other column is fixedly provided with a longitudinal guide rail, and the other side of the mounting frame is fixedly connected with a slider matched with the guide rail; a diffuse reflection sensor and a ball receiving funnel are provided on the mounting frame, and a horizontal sensor is provided in the ball receiving funnel.

2. The automatic ball receiving device for pipe fittings as claimed in claim 1, characterized in that: An inclined guide groove located below the ball receiving funnel is fixedly connected to the mounting frame, an electromagnet is fixedly connected to the mounting frame, the armature of the electromagnet is fixedly connected to the longitudinal lifting rod, a longitudinal gate is fixedly connected to the lower end of the lifting rod, and the gate is laterally located between the outlet of the inclined guide groove and the ball receiving funnel.

3. The automatic ball receiving device for pipe fittings as claimed in claim 1 or 2, characterized in that: An inlet oblique cover plate located above the ball receiving funnel is fixedly connected to the mounting frame.

4. The automatic ball receiving device for pipe fittings as claimed in claim 3, characterized in that: The straight tube conveyor is provided with a meter counter.

5. The automatic ball receiving device for pipe fittings as claimed in claim 4, characterized in that: The traveling trolley is provided with a wireless remote control device, and the wireless remote control device is connected to a busbar power supply system arranged on the track.

6. The automatic ball receiving device for pipe fittings as claimed in claim 5, characterized in that: The sensor is an infrared sensor.

7. The automatic ball receiving device for pipe fittings as claimed in claim 6, characterized in that: The lower end of the screw rod is connected to the lifting motor through a pulley mechanism.

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