Polishing station switching device

Abstract

The utility model discloses a station switching device for polishing. The station switching device comprises an incoming material conveying device, a first bearing device, a second bearing device, a material storage frame and a carrying device. Wherein the supplied material conveying device, the first bearing device, the second bearing device and the material storage frame are arranged in sequence, the supplied material conveying device is used for bearing steel pipes and conveying the steel pipes to a feeding position, and the material storage frame is used for storing the steel pipes; the carrying device is used for lifting and carrying the steel pipes in the feeding position on the incoming material conveying device to the first bearing device, lifting and carrying the steel pipes on the first bearing device to the second bearing device and lifting and carrying the steel pipes on the second bearing device to the material storage frame. . The automatic feeding and discharging device can be used in cooperation with grinding equipment to achieve automatic feeding and discharging of steel pipe grinding machining, and the steel pipes can be switched and carried among different stations.

Description

Technical Field

[0001] This utility model relates to a workstation switching device for grinding. Background Technology

[0002] Currently, during the processing of steel pipes, burrs or other sharp edges are formed at the ends of the pipes. These burrs not only affect the appearance quality of the steel pipes but also hinder subsequent processing. Therefore, it is necessary to grind and remove the burrs and sharp edges from the ends of the steel pipes. Chinese Patent CN206029553U discloses a grinding device for anti-corrosion steel pipes. This device can remove burrs and sharp edges from steel pipes. However, this grinding device requires manual loading and unloading of steel pipes during grinding, and it cannot achieve automatic loading and unloading or transfer of steel pipes between different workstations. Utility Model Content

[0003] The technical problem to be solved by this utility model is to overcome the defects of the prior art and provide a grinding station switching device that can be used in conjunction with grinding equipment to realize automatic loading and unloading of steel pipe grinding and processing, and can also switch and transport steel pipes between different stations.

[0004] To solve the above-mentioned technical problems, the technical solution of this utility model is: a grinding station switching device, including a material conveying device, a first bearing device, a second bearing device, a storage rack, and a handling device;

[0005] The material conveying device, the first bearing device, the second bearing device, and the storage rack are arranged in sequence;

[0006] The material conveying device is used to receive the steel pipe and transport the steel pipe to the loading position;

[0007] The first supporting device is used to support the steel pipe and drive the steel pipe to rotate around the central axis;

[0008] The second supporting device is used to support the steel pipe and drive the steel pipe to rotate around the central axis;

[0009] The storage rack is used to store the steel pipes;

[0010] The conveying device is used to lift and transport the steel pipes in the loading position of the incoming material conveying device to the first bearing device, and to lift and transport the steel pipes on the first bearing device to the second bearing device, and to lift and transport the steel pipes on the second bearing device to the storage rack.

[0011] Further, a specific structure of the material conveying device is provided, the material conveying device including a conveying mechanism and a blocking and positioning component;

[0012] The conveying mechanism is used to support the steel pipe and move the steel pipe.

[0013] The blocking and positioning component is located at one end of the conveying mechanism and is used to abut against the end of the steel pipe to position the steel pipe when the steel pipe is conveyed to the loading position.

[0014] Further, a specific structure of the conveying mechanism is provided, the conveying mechanism including a plurality of conveying roller assemblies arranged sequentially at intervals along the length direction of the steel pipe;

[0015] The conveyor roller assembly includes a conveyor frame, rollers, and a conveyor motor;

[0016] The roller is rotatably connected to the conveyor frame and is used to support the steel pipe;

[0017] The conveyor motor is connected to the conveyor frame and the roller, and is used to drive the roller to rotate in order to move the steel pipe.

[0018] Further, a specific structure of the conveying device is provided, the conveying device includes a conveying drive assembly and at least two rotary conveying mechanisms arranged sequentially along the length direction of the steel pipe, the rotary conveying mechanism includes a conveying frame, a material support plate, a first rotary arm, a second rotary arm, a first transmission assembly and a second transmission assembly;

[0019] One end of the first rotating arm and one end of the second rotating arm are respectively rotatably connected to the conveying frame, and the other ends of the first rotating arm and the other ends of the second rotating arm are respectively rotatably connected to the material support plate. The first rotating arm and the second rotating arm are of equal length and parallel to each other.

[0020] The first rotating arm is connected to the conveying drive assembly via the first transmission assembly, and the second rotating arm is connected to the conveying drive assembly via the second transmission assembly;

[0021] The transport drive assembly is connected to the transport frame and is used to drive the first rotating arm to rotate via the first transmission assembly and to drive the second rotating arm to rotate via the second transmission assembly, thereby driving the material support plate to move. The material support plate is used to lift and transport the steel pipe in the loading position on the incoming material conveying device to the first bearing device, lift and transport the steel pipe on the first bearing device to the second bearing device, and lift and transport the steel pipe on the second bearing device to the storage rack during the movement.

[0022] Furthermore, the material support plate is provided with a first material support groove for supporting the steel pipe in the loading position on the material conveying device, a second material support groove for supporting the steel pipe on the first bearing device, and a third material support groove for supporting the steel pipe on the second bearing device.

[0023] Further, a specific structure of the transport drive assembly is provided, the transport drive assembly including a drive shaft and a drive motor;

[0024] The drive shaft is rotatably connected to the handling frame;

[0025] The first rotating arm is connected to the drive shaft via the first transmission assembly;

[0026] The second rotating arm is connected to the drive shaft via the second transmission assembly;

[0027] The drive motor is connected to the drive shaft and is used to drive the drive shaft to rotate, thereby driving the first rotating arm to rotate through the first transmission component and driving the second rotating arm to rotate through the second transmission component.

[0028] Furthermore, the first rotating arm includes a first arm body, a first main shaft, and a first secondary shaft;

[0029] The first main shaft is connected to one end of the first arm body and rotatably connected to the conveying frame;

[0030] The first auxiliary shaft is connected to the other end of the first arm body and is rotatably connected to the material support plate;

[0031] The first transmission assembly includes a first driving pulley, a first driven pulley, and a first transmission belt;

[0032] The first driving wheel is connected to the first main shaft, the first driven wheel is connected to the drive shaft, and the first transmission belt is connected to the first driving wheel and the first driven wheel;

[0033] The second rotating arm includes a second arm body, a second main shaft, and a second auxiliary shaft;

[0034] The second main shaft is connected to one end of the second arm body and rotatably connected to the conveying frame;

[0035] The second auxiliary shaft is connected to the other end of the second arm body and is rotatably connected to the material support plate;

[0036] The second transmission assembly includes a second driving pulley, a second driven pulley, and a second transmission belt;

[0037] The second driving wheel is connected to the second main shaft, the second driven wheel is connected to the drive shaft, and the second transmission belt is connected to the second driving wheel and the second driven wheel.

[0038] Furthermore, the first bearing device includes at least two first bearing mechanisms arranged sequentially along the length of the steel pipe;

[0039] The second bearing device includes at least two second bearing mechanisms arranged sequentially along the length of the steel pipe;

[0040] The first bearing mechanism and the second bearing mechanism each include a bearing frame, a first support roller, a second support roller, and a rotary drive assembly;

[0041] The first support roller and the second support roller are rotatably connected to the bearing frame, and the steel pipe is used to support the first support roller and the second support roller;

[0042] The rotary drive assembly is connected to the first support roller and the second support roller respectively, and is used to drive the first support roller and the second support roller to rotate in the same direction, thereby driving the steel pipe to rotate.

[0043] Further, a specific structure of the rotary drive assembly is provided, the rotary drive assembly including a first gear, a second gear, a drive gear, and a rotary motor;

[0044] The first gear is connected to the first support roller, and the second gear is connected to the second support roller;

[0045] The drive gear is connected to the rotary motor and meshes with the first gear and the second gear respectively;

[0046] The rotary motor is connected to the support frame and is used to drive the drive gear to rotate, thereby driving the first gear and the second gear to rotate, and in turn driving the first support roller and the second support roller to rotate in the same direction.

[0047] Further, a specific structure of the storage rack is provided, wherein the storage rack includes a plurality of frame bodies arranged sequentially at intervals along the length direction of the steel pipe;

[0048] The frame is provided with a first upright arm, a second upright arm, and a storage slot located between the first upright arm and the second upright arm;

[0049] The top of the first vertical arm is provided with a beveled section, and the end of the beveled section near the storage slot is lower than the end of the beveled section away from the storage slot;

[0050] The transport device is used to lift and transport the steel pipe on the second bearing device to the inclined surface.

[0051] After adopting the above technical solution, the grinding station switching device can be used in conjunction with grinding equipment. The grinding equipment can grind the part of the steel pipe end to be ground on the first bearing device to remove the burrs and flash. The grinding station switching device can also be used in conjunction with a detection device. The detection device can detect the part of the steel pipe end to be ground on the second bearing device to check whether the burrs and flash have been completely removed. The incoming material conveying device can receive externally delivered steel pipes and transport them to the loading position. Then, the handling device starts to operate. When the handling device operates, it can lift and transport the steel pipes in the loading position on the incoming material conveying device to the first bearing device. Simultaneously, it can lift and transport the steel pipes previously transported to the first bearing device to the second bearing device, and simultaneously lift and transport the steel pipes previously transported to the second bearing device to the storage rack for storage, thereby realizing automatic loading and unloading of steel pipes. The first bearing device can drive the steel pipe located on it to rotate around its central axis. The grinding equipment can then grind the end portion of the steel pipe on the first bearing device to remove burrs and flash. The second bearing device can drive the steel pipe located on it to rotate around its central axis. The detection device can detect whether the burrs and flash at the end of the steel pipe on the second bearing device have been completely removed. This solution not only achieves automatic loading and unloading of steel pipes for grinding, but also allows for the switching and transport of steel pipes between different workstations, including the incoming material conveyor, the first bearing device, the second bearing device, and the storage rack. Attached Figure Description

[0052] Figure 1 This is a schematic diagram of the grinding station switching device of this utility model;

[0053] Figure 2 This is a schematic diagram of the structure of the conveying device of this utility model;

[0054] Figure 3 This is a schematic diagram of the rotating conveying mechanism of this utility model;

[0055] Figure 4 This is a schematic diagram of the material conveying device, the first bearing device, the second bearing device, and the storage rack of this utility model;

[0056] Figure 5 This is a schematic diagram of the structure of the first and second bearing mechanisms of this utility model;

[0057] Figure 6 This is the front view of the grinding station switching device of this utility model. Figure 1 ;

[0058] Figure 7 This is the front view of the grinding station switching device of this utility model. Figure 2 ;

[0059] Figure 8 This is the front view of the grinding station switching device of this utility model. Figure 3 ;

[0060] In the diagram: 100, Incoming material conveying device; 200, First bearing device; 300, Second bearing device; 400, Storage rack; 500, Handling device; 1, Steel pipe; 2, Part to be ground; 3, Blocking and positioning component; 4, Conveying roller assembly; 5, Conveying frame; 6, Roller; 7, Conveying motor; 8, Rotary handling mechanism; 9, Handling frame; 10, Material support plate; 11, First rotating arm; 12, Second rotating arm; 13, First material support groove; 14, Second material support groove; 15, Third material support groove; 16, Drive shaft; 17, First arm body; 18, First main shaft body; 19 20. First auxiliary shaft; 21. First driving wheel; 22. First driven wheel; 23. First transmission belt; 24. Second main shaft; 25. Second auxiliary shaft; 26. Second driving wheel; 27. Second driven wheel; 28. Second transmission belt; 29. ​​First bearing mechanism; 30. Second bearing mechanism; 31. Bearing frame; 32. First support roller; 33. Second support roller; 34. First gear; 35. Second gear; 36. Drive gear; 37. Rotary motor; 38. Frame; 39. First upright arm; 40. Second upright arm; 41. Storage slot; 42. Angled section. Detailed Implementation

[0061] To make the contents of this utility model easier to understand, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings.

[0062] like Figures 1-8 As shown, a grinding station switching device includes a material conveying device 100, a first bearing device 200, a second bearing device 300, a storage rack 400, and a handling device 500.

[0063] The material conveying device 100, the first bearing device 200, the second bearing device 300, and the storage rack 400 are arranged in sequence;

[0064] The material conveying device 100 is used to receive the steel pipe 1 and convey the steel pipe 1 to the loading position;

[0065] The first supporting device 200 is used to support the steel pipe 1 and drive the steel pipe 1 to rotate around the central axis;

[0066] The second supporting device 300 is used to support the steel pipe 1 and drive the steel pipe 1 to rotate around the central axis;

[0067] The storage rack 400 is used to store the steel pipe 1;

[0068] The conveying device 500 is used to lift and transport the steel pipe 1 in the loading position of the material conveying device 100 to the first bearing device 200, to lift and transport the steel pipe 1 on the first bearing device 200 to the second bearing device 300, and to lift and transport the steel pipe 1 on the second bearing device 300 to the storage rack 400.

[0069] Specifically, the grinding station switching device of this application embodiment can be used in conjunction with a grinding equipment, which can grind the part 2 to be ground at the end of the steel pipe 1 on the first supporting device 200 to remove burrs and flash. The grinding station switching device of this application embodiment can also be used in conjunction with a detection device, which can detect the part 2 to be ground at the end of the steel pipe 1 on the second supporting device 300 to check whether the burrs and flash have been completely removed.

[0070] More specifically, the incoming material conveying device 100 can receive the externally delivered steel pipe 1 and transport it to the loading position. Then, the handling device 500 starts to operate. When the handling device 500 operates, it can lift and transport the steel pipe 1 in the loading position on the incoming material conveying device 100 to the first bearing device 200. At the same time, it can lift and transport the steel pipe 1 previously transported to the first bearing device 200 to the second bearing device 300, and simultaneously lift and transport the steel pipe 1 previously transported to the second bearing device 300 to the storage rack 400 for storage, thereby realizing the automatic loading and unloading of the steel pipe 1. The first bearing device 200 can drive the steel pipe 1 located on the first bearing device 200 to rotate around the central axis. The grinding equipment can grind the end part 2 of the steel pipe 1 on the first bearing device 200 to remove the burrs and flash from the end of the steel pipe 1. The second bearing device 300 can drive the steel pipe 1 located on the second bearing device 300 to rotate around the central axis. The detection device can detect whether the burrs and flash at the end of the steel pipe 1 on the second bearing device 300 have been completely removed. This solution not only achieves automatic loading and unloading of the steel pipe 1 during grinding, but also enables the steel pipe 1 to be switched and transported between different workstations, including the material conveying device 100, the first bearing device 200, the second bearing device 300, and the storage rack 400. The specific structures of the grinding device and the detection device are existing technologies well-known to those skilled in the art and are not the focus of this patent; therefore, their structures will not be described in detail in this embodiment. Furthermore, the polishing device can be the polishing robot described in Chinese Patent No. CN118636172A, and the detection device can be a 3D line laser camera or a CCD camera; wherein, the 3D line laser camera can emit a laser beam to scan the surface of the object to generate point cloud data and then obtain the outline shape of the object to identify whether the flash and burrs have been removed cleanly, and the CCD camera can identify whether the flash and burrs have been removed cleanly through visual inspection.

[0071] like Figure 1 , 4 As shown in Figures 6, 7, and 8, the material conveying device 100 may include a conveying mechanism and a blocking and positioning component 3;

[0072] The conveying mechanism is used to receive the steel pipe 1 and move the steel pipe 1.

[0073] The blocking and positioning component 3 is located at one end of the conveying mechanism and is used to abut against the end of the steel pipe 1 when the steel pipe 1 is conveyed to the feeding position to position the steel pipe 1.

[0074] like Figure 1 , 4As shown in Figures 6, 7, and 8, the conveying mechanism may include multiple conveying roller assemblies 4 arranged sequentially at intervals along the length of the steel pipe 1;

[0075] The conveyor roller assembly 4 may include a conveyor frame 5, rollers 6 and a conveyor motor 7;

[0076] The roller 6 is rotatably connected to the conveyor frame 5, and the roller 6 is used to support the steel pipe 1;

[0077] The conveyor motor 7 is connected to the conveyor frame 5 and the roller 6, and is used to drive the roller 6 to rotate to transport the steel pipe 1. Specifically, the conveyor frame 5 is fixedly installed, the roller 6 is used to receive and support the externally delivered steel pipe 1, the conveyor motor 7 drives the roller 6 to rotate and thus transport the steel pipe 1. When the steel pipe 1 is transported to the loading position, the blocking and positioning component 3 abuts against the end of the steel pipe 1 to position the steel pipe 1. More specifically, the roller 6 is a V-shaped roller 6, the blocking and positioning component 3 includes a positioning bracket and a blocking plate, the positioning bracket is fixedly installed on the ground, and the blocking plate is connected to the upper end of the positioning bracket and is used to abut against the end of the steel pipe 1 that has moved to the loading position to position the steel pipe 1.

[0078] like Figure 1 , 2 As shown in 3, 6, 7, and 8, the conveying device 500 may include a conveying drive assembly and at least two rotating conveying mechanisms 8 arranged sequentially along the length of the steel pipe 1. The rotating conveying mechanism 8 may include a conveying frame 9, a material support plate 10, a first rotating arm 11, a second rotating arm 12, a first transmission assembly, and a second transmission assembly.

[0079] One end of the first rotating arm 11 and one end of the second rotating arm 12 are respectively rotatably connected to the conveying frame 9, and the other ends of the first rotating arm 11 and the second rotating arm 12 are respectively rotatably connected to the material support plate 10. The first rotating arm 11 and the second rotating arm 12 are of equal length and parallel to each other.

[0080] The first rotating arm 11 is connected to the conveying drive assembly via the first transmission assembly, and the second rotating arm 12 is connected to the conveying drive assembly via the second transmission assembly;

[0081] The transport drive assembly is connected to the transport frame 9 and is used to drive the first rotating arm 11 to rotate via the first transmission assembly and drive the second rotating arm 12 to rotate via the second transmission assembly, thereby driving the material support plate 10 to move. The material support plate 10 is used to lift and transport the steel pipe 1 in the loading position on the material conveying device 100 to the first bearing device 200, lift and transport the steel pipe 1 on the first bearing device 200 to the second bearing device 300, and lift and transport the steel pipe 1 on the second bearing device 300 to the storage rack 400 during the movement. Specifically, the first rotating arm 11 and the second rotating arm 12 rotate in the same direction and at the same speed.

[0082] like Figure 2 , 3 As shown in Figures 6, 7, and 8, the material support plate 10 may be provided with a first material support groove 13 for supporting the steel pipe 1 in the loading position on the material conveying device 100, a second material support groove 14 for supporting the steel pipe 1 on the first bearing device 200, and a third material support groove 15 for supporting the steel pipe 1 on the second bearing device 300.

[0083] like Figure 2 , 3 As shown, the transport drive assembly may include a drive shaft 16 and a drive motor;

[0084] The drive shaft 16 is rotatably connected to the conveying frame 9;

[0085] The first rotating arm 11 is connected to the drive shaft 16 via the first transmission assembly;

[0086] The second rotating arm 12 is connected to the drive shaft 16 via the second transmission assembly;

[0087] The drive motor is connected to the drive shaft 16 and is used to drive the drive shaft 16 to rotate, thereby driving the first rotating arm 11 to rotate through the first transmission component and driving the second rotating arm 12 to rotate through the second transmission component, thereby driving the material support plate 10 to move.

[0088] like Figure 2 , 3 As shown, the first rotating arm 11 may include a first arm body 17, a first main shaft 18, and a first auxiliary shaft 19;

[0089] The first main shaft 18 is connected to one end of the first arm body 17 and rotatably connected to the conveying frame 9;

[0090] The first sub-shaft 19 is connected to the other end of the first arm body 17 and is rotatably connected to the material support plate 10;

[0091] The first transmission assembly may include a first driving pulley 20, a first driven pulley 21, and a first transmission belt 22;

[0092] The first driving wheel 20 is connected to the first main shaft 18, the first driven wheel 21 is connected to the drive shaft 16, and the first transmission belt 22 is connected to the first driving wheel 20 and the first driven wheel 21;

[0093] The second rotating arm 12 may include a second arm body 23, a second main shaft 24, and a second auxiliary shaft 25;

[0094] The second main shaft 24 is connected to one end of the second arm body 23 and rotatably connected to the conveying frame 9;

[0095] The second sub-shaft 25 is connected to the other end of the second arm body 23 and is rotatably connected to the material support plate 10;

[0096] The second transmission assembly may include a second driving pulley 26, a second driven pulley 27, and a second transmission belt 28;

[0097] The second driving wheel 26 is connected to the second main shaft 24, the second driven wheel 27 is connected to the drive shaft 16, and the second transmission belt 28 is connected to the second driving wheel 26 and the second driven wheel 27. Specifically, when the drive motor drives the drive shaft 16 to rotate, it will drive the first driving wheel 20 and the second driving wheel 26 to rotate, which in turn will drive the first driven wheel 21 and the second driven wheel 27 to rotate via the first transmission belt 22 and the second transmission belt 28, thereby driving the first rotating arm 11 and the second rotating arm 12 to rotate. Both the first transmission belt 22 and the second transmission belt 28 are chains.

[0098] like Figure 1 , 4 As shown in Figure 5, the first bearing device 200 may include at least two first bearing mechanisms 29 arranged sequentially along the length direction of the steel pipe 1;

[0099] The second bearing device 300 may include at least two second bearing mechanisms 30 arranged sequentially along the length of the steel pipe 1;

[0100] The first bearing mechanism 29 and the second bearing mechanism 30 respectively include a bearing frame 31, a first support roller 32, a second support roller 33 and a rotary drive assembly;

[0101] The first support roller 32 and the second support roller 33 are rotatably connected to the bearing frame 31, and the steel pipe 1 is used to support the first support roller 32 and the second support roller 33.

[0102] The rotary drive assembly is connected to the first support roller 32 and the second support roller 33 respectively and is used to drive the first support roller 32 and the second support roller 33 to rotate in the same direction, thereby driving the steel pipe 1 to rotate.

[0103] like Figure 4 , 5 As shown, the rotary drive assembly may include a first gear 34, a second gear 35, a drive gear 36, and a rotary motor 37;

[0104] The first gear 34 is connected to the first support roller 32, and the second gear 35 is connected to the second support roller 33;

[0105] The drive gear 36 is connected to the rotary motor 37 and meshes with the first gear 34 and the second gear 35 respectively;

[0106] The rotary motor 37 is connected to the support frame 31 and is used to drive the drive gear 36 to rotate, thereby driving the first gear 34 and the second gear 35 to rotate, thereby driving the first support roller 32 and the second support roller 33 to rotate in the same direction, thereby driving the steel pipe 1 supported on the first support roller 32 and the second support roller 33 to rotate around the central axis; specifically, in the first support device 200, the steel pipe 1 is supported on the first support roller 32 and the second support roller 33 in the first support device 200, and in the second support device 300, the steel pipe 1 is supported on the first support roller 32 and the second support roller 33 in the second support device 300.

[0107] like Figure 1 , 4 As shown in Figures 6, 7, and 8, the storage rack 400 may include a plurality of rack bodies 38 arranged sequentially at intervals along the length of the steel pipe 1;

[0108] The frame 38 is provided with a first upright arm 39, a second upright arm 40 and a storage slot 41 located between the first upright arm 39 and the second upright arm 40;

[0109] The top of the first upright arm 39 is provided with a sloping part 42, and the end of the sloping part 42 near the storage groove 41 is lower than the end of the sloping part 42 away from the storage groove 41;

[0110] The transport device 500 is used to lift and transport the steel pipe 1 on the second bearing device 300 to the inclined surface 42, and then the steel pipe 1 will roll down the inclined surface 42 into the storage groove 41.

[0111] In summary, the grinding station switching device can be used in conjunction with a grinding equipment, which can grind the end portion 2 of the steel pipe 1 on the first supporting device 200 to remove burrs and flash. The grinding station switching device can also be used in conjunction with a detection device, which can detect the end portion 2 of the steel pipe 1 on the second supporting device 300 to check whether the burrs and flash have been completely removed. The material conveying device 100 receives the steel pipe 1 from the outside and moves it to the loading position. Then, the handling device 500 starts to operate. When the handling device 500 operates, it can lift and transport the steel pipe 1 from the loading position on the material conveying device 100 to the first bearing device 200. At the same time, it can lift and transport the steel pipe 1 previously transported to the first bearing device 200 to the second bearing device 300, and simultaneously lift and transport the steel pipe 1 previously transported to the second bearing device 300 to the storage rack 400 for storage, thereby realizing the automatic loading and unloading of the steel pipe 1. The first bearing device 200 can drive the steel pipe 1 located on the first bearing device 200 to rotate around its central axis. The grinding equipment can grind the end portion 2 of the steel pipe 1 on the first bearing device 200 to remove the burrs and flash from the end of the steel pipe 1. The second bearing device 300 can drive the steel pipe 1 located on the second bearing device 300 to rotate around the central axis. The detection device can detect whether the burrs and flash at the end of the steel pipe 1 on the second bearing device 300 have been completely removed. With the above solution, not only is automatic loading and unloading of steel pipe 1 for grinding and processing realized, but also the steel pipe 1 can be switched and transported between different workstations such as the incoming material conveying device 100, the first bearing device 200, the second bearing device 300, and the storage rack 400.

[0112] The specific embodiments described above further illustrate the technical problems, technical solutions, and beneficial effects of this utility model. It should be understood that the above descriptions are merely specific embodiments of this utility model and are not intended to limit this utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A work station switching device for polishing, characterized by, It includes a material conveying device (100), a first bearing device (200), a second bearing device (300), a storage rack (400), and a handling device (500); The material conveying device (100), the first bearing device (200), the second bearing device (300), and the storage rack (400) are arranged in sequence; The material conveying device (100) is used to receive the steel pipe (1) and convey the steel pipe (1) to the loading position; The first supporting device (200) is used to support the steel pipe (1) and drive the steel pipe (1) to rotate around the central axis; The second supporting device (300) is used to support the steel pipe (1) and drive the steel pipe (1) to rotate around the central axis; The storage rack (400) is used to store the steel pipe (1); The conveying device (500) is used to lift and transport the steel pipe (1) in the loading position on the material conveying device (100) to the first bearing device (200), and to lift and transport the steel pipe (1) on the first bearing device (200) to the second bearing device (300), and to lift and transport the steel pipe (1) on the second bearing device (300) to the storage rack (400).

2. The work station switching device for sanding according to claim 1, characterized in that The material conveying device (100) includes a conveying mechanism and a blocking and positioning component (3); The conveying mechanism is used to receive the steel pipe (1) and move the steel pipe (1); The blocking and positioning component (3) is located at one end of the conveying mechanism and is used to abut against the end of the steel pipe (1) to position the steel pipe (1) when the steel pipe (1) is conveyed to the loading position.

3. The work station switching device for sanding according to claim 2, characterized in that The conveying mechanism includes multiple conveying roller assemblies (4) arranged sequentially at intervals along the length of the steel pipe (1); The conveyor roller assembly (4) includes a conveyor frame (5), rollers (6), and a conveyor motor (7); The roller (6) is rotatably connected to the conveyor frame (5), and the roller (6) is used to support the steel pipe (1); The conveyor motor (7) is connected to the conveyor frame (5) and connected to the roller (6) to drive the roller (6) to rotate in order to move the steel pipe (1).

4. The work station switching device for sanding according to claim 1, characterized in that The conveying device (500) includes a conveying drive assembly and at least two rotating conveying mechanisms (8) arranged sequentially along the length of the steel pipe (1). The rotating conveying mechanism (8) includes a conveying frame (9), a material support plate (10), a first rotating arm (11), a second rotating arm (12), a first transmission assembly, and a second transmission assembly. One end of the first rotating arm (11) and one end of the second rotating arm (12) are rotatably connected to the conveying frame (9), and the other end of the first rotating arm (11) and the other end of the second rotating arm (12) are rotatably connected to the material support plate (10). The first rotating arm (11) and the second rotating arm (12) are of equal length and parallel to each other. The first rotating arm (11) is connected to the conveying drive assembly via the first transmission assembly, and the second rotating arm (12) is connected to the conveying drive assembly via the second transmission assembly; The transport drive assembly is connected to the transport frame (9) and is used to drive the first rotating arm (11) to rotate through the first transmission assembly and drive the second rotating arm (12) to rotate through the second transmission assembly, thereby driving the material support plate (10) to move. The material support plate (10) is used to lift and transport the steel pipe (1) in the loading position on the material conveying device (100) to the first bearing device (200), lift and transport the steel pipe (1) on the first bearing device (200) to the second bearing device (300), and lift and transport the steel pipe (1) on the second bearing device (300) to the storage rack (400) during the movement.

5. A work station change device for sanding according to claim 4, characterized in that The material support plate (10) is provided with a first material support groove (13) for supporting the steel pipe (1) in the loading position on the material conveying device (100), a second material support groove (14) for supporting the steel pipe (1) on the first bearing device (200), and a third material support groove (15) for supporting the steel pipe (1) on the second bearing device (300).

6. The work station switching device for sanding according to claim 4, characterized in that The transport drive assembly includes a drive shaft (16) and a drive motor; The drive shaft (16) is rotatably connected to the handling frame (9); The first rotating arm (11) is connected to the drive shaft (16) via the first transmission assembly; The second rotating arm (12) is connected to the drive shaft (16) via the second transmission assembly; The drive motor is connected to the drive shaft (16) and is used to drive the drive shaft (16) to rotate, thereby driving the first rotating arm (11) to rotate through the first transmission component and driving the second rotating arm (12) to rotate through the second transmission component.

7. The grinding station switching device according to claim 6, characterized in that, The first rotating arm (11) includes a first arm body (17), a first main shaft (18), and a first secondary shaft (19); The first main shaft (18) is connected to one end of the first arm body (17) and rotatably connected to the conveying frame (9); The first sub-shaft (19) is connected to the other end of the first arm body (17) and is rotatably connected to the material support plate (10); The first transmission assembly includes a first driving pulley (20), a first driven pulley (21), and a first transmission belt (22); The first driving wheel (20) is connected to the first main shaft (18), the first driven wheel (21) is connected to the drive shaft (16), and the first transmission belt (22) is connected to the first driving wheel (20) and the first driven wheel (21); The second rotating arm (12) includes a second arm body (23), a second main shaft (24), and a second auxiliary shaft (25); The second main shaft (24) is connected to one end of the second arm body (23) and rotatably connected to the conveying frame (9); The second sub-shaft (25) is connected to the other end of the second arm body (23) and is rotatably connected to the material support plate (10); The second transmission assembly includes a second driving pulley (26), a second driven pulley (27), and a second transmission belt (28); The second driving wheel (26) is connected to the second main shaft (24), the second driven wheel (27) is connected to the drive shaft (16), and the second transmission belt (28) is connected to the second driving wheel (26) and the second driven wheel (27).

8. The grinding station switching device according to claim 1, characterized in that, The first bearing device (200) includes at least two first bearing mechanisms (29) arranged sequentially along the length of the steel pipe (1); The second bearing device (300) includes at least two second bearing mechanisms (30) arranged sequentially along the length of the steel pipe (1); The first bearing mechanism (29) and the second bearing mechanism (30) respectively include a bearing frame (31), a first support roller (32), a second support roller (33) and a rotary drive assembly; The first support roller (32) and the second support roller (33) are rotatably connected to the bearing frame (31), and the steel pipe (1) is used to support the first support roller (32) and the second support roller (33); The rotary drive assembly is connected to the first support roller (32) and the second support roller (33) respectively and is used to drive the first support roller (32) and the second support roller (33) to rotate in the same direction, thereby driving the steel pipe (1) to rotate.

9. A work station changeover device for sanding according to claim 8, characterized in that The rotary drive assembly includes a first gear (34), a second gear (35), a drive gear (36), and a rotary motor (37); The first gear (34) is connected to the first support roller (32), and the second gear (35) is connected to the second support roller (33); The drive gear (36) is connected to the rotary motor (37) and meshes with the first gear (34) and the second gear (35) respectively; The rotary motor (37) is connected to the support frame (31) and is used to drive the drive gear (36) to rotate, thereby driving the first gear (34) and the second gear (35) to rotate, thereby driving the first support roller (32) and the second support roller (33) to rotate in the same direction.

10. The work station switching device for sanding according to claim 1, characterized in that The storage rack (400) includes a plurality of rack bodies (38) arranged at intervals along the length of the steel pipe (1); The frame (38) is provided with a first upright arm (39), a second upright arm (40) and a storage slot (41) located between the first upright arm (39) and the second upright arm (40); The top of the first upright arm (39) is provided with a beveled part (42), and the end of the beveled part (42) near the storage groove (41) is lower than the end of the beveled part (42) away from the storage groove (41); The carrying device (500) is used to carry the steel pipe (1) on the second carrying device (300) to the inclined surface (42).

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