Local grinding equipment for outer circle of steel pipe

Abstract

The steel pipe outer circle local coping equipment comprises a rack, a coping device, a feeding device and a supporting assembly are arranged on the upper surface of the rack, the feeding device is in butt joint with a feeding frame, and a movable supporting assembly is arranged at the bottom end of the rack; a first inclined plate and a second inclined plate are arranged at the upper end of the feeding frame, a buffer plate is arranged below the first inclined plate in a spliced mode, a circular truncated cone used for conveying steel pipes is formed between the buffer plate and the second inclined plate, and a servo motor is arranged at one end of the circular truncated cone and one end of the rack. Second supporting legs are arranged at the bottom end of the feeding frame, a circular truncated cone is arranged in the feeding frame, a servo motor and a servo motor are arranged on one side of the machine frame, the steel pipe is dragged to move towards the middle of the feeding device on the circular truncated cone, and stable matching of the device on the machine frame and the feeding frame is achieved through the supporting assemblies.

Description

Technical Field

[0001] The invention relates to the field of steel pipe grinding, and in particular to a device for partially grinding the outer circle of a steel pipe. Background Art

[0002] Steel pipes are tubular materials made of steel, usually used to transport liquids, gases, solids, or as components for structural support. Steel pipes usually have good strength and durability, and can withstand high pressure, high temperature and various environmental conditions. They are widely used in construction, engineering, manufacturing, petrochemical, water conservancy engineering and other fields.

[0003] In the prior art, the frame and the feeder rack are fixed, so that the grinding device on the frame can only realize a single work with the feeder rack, realize the singleness of the length of the steel pipe, and the feeder rack and the feeder device on the frame are not stable. Summary of the invention

[0004] In view of the above problems, the present invention aims to provide a local grinding device for the outer circle of a steel pipe.

[0005] To achieve the technical purpose, the present invention provides a partial grinding device for the outer diameter of a steel pipe, comprising a frame, the upper surface of which is provided with a grinding device, a feeding device and a supporting assembly, the feeding device is connected to a feeding frame, and the bottom end of the frame is provided with a movable supporting assembly; The upper end of the feeding rack is provided with a first inclined plate and a second inclined plate, a buffer plate is spliced ​​below the first inclined plate, a round table for conveying steel pipes is formed between the buffer plate and the second inclined plate, a servo motor is provided on the round table and one end of the frame, and a second supporting foot is provided at the bottom end of the feeding rack.

[0006] Preferably, the grinding device comprises symmetrically arranged polishing wheels, the middle of which is rotatably connected to the output end of a first motor, and a moving component for moving the grinding device is arranged below the first motor.

[0007] Preferably, the feeding device includes a symmetrically arranged fixed frame, a U-shaped frame is arranged on the upper part of the fixed frame, a first pin is arranged in the middle of the U-shaped frame, the pin is rotatably connected to the first roller, a second pin is arranged on the lower part of the fixed frame, the second pin is rotatably connected to the second roller, one end of the second pin passes through one side of the fixed frame and is connected to the second motor through a coupling, a support plate is arranged at one end of the second motor, and the bottom end of the support plate is fixedly connected to the frame.

[0008] Preferably, a rotating wheel is arranged above the fixing frame, a screw rod is fixedly connected in the middle of the rotating wheel, and the screw rod passes through the top of the fixing frame and extends to the inside of the U-shaped frame.

[0009] Preferably, the support assembly includes a bracket symmetrically arranged on the upper surface of the frame, circular holes are symmetrically opened above the bracket, and rollers are arranged inside the circular holes.

[0010] Preferably, the grinding device is symmetrically arranged along the width direction of the frame, the feeding device and the supporting assembly are symmetrically arranged along the length direction of the frame and are located in the middle of the grinding device, the supporting assembly is located between the feeding devices, and the polishing wheel is located between the supporting assemblies.

[0011] Preferably, the mobile support assembly includes a fixed block arranged at the bottom end of the frame, a first support foot and a universal wheel arranged adjacent to the first support foot are arranged below the fixed block, Preferably, the first supporting leg and the fixing block are detachable.

[0012] Preferably, buffer blocks are evenly spaced on the surface of the first inclined plate and are gear-shaped.

[0013] The beneficial effects of the present invention are: 1. A round table is set in the feeding rack and a servo motor is set on one side of the frame. The servo motor drags the steel pipe on the round table to move toward the middle of the feeding device, and passes through the supporting components to achieve stable coordination between the device on the frame and the feeding rack.

[0014] 2. A mobile support assembly is provided below the rack to realize the movement of the rack. When the rack is not moving, the first support foot is used to achieve stability between the rack and the ground.

[0015] 3. The feeding device and grinding device can be adjusted according to the diameter of the steel pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 This is a schematic diagram of the grinding device structure; Figure 3 It is a schematic diagram of the structure of the feeding device; Figure 4 It is a schematic diagram of the feeding rack structure; Figure 5 A schematic diagram of the supporting component structure.

[0017] In the figure: 1, frame 2, grinding device 21, polishing wheel 22, first motor 23, moving assembly 3, feeding device 31, fixed frame 32, U-shaped frame 33, first roller 34, second roller 35, second motor 36, support plate 37, rotating wheel 38, screw rod 4, support assembly 41, bracket 42, roller 5, feeding frame 51, first inclined plate 52, second inclined plate 53, buffer block 54, buffer plate 55, round table 56, servo motor 57, second supporting foot 6, supporting assembly 61, fixed block 62, first supporting foot 63, universal wheel. DETAILED DESCRIPTION

[0018] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0019] As shown in the figure, the specific embodiment of the present invention is a steel pipe outer circle local grinding equipment, including a frame 1, the upper surface of the frame 1 is provided with a grinding device 2, a feeding device 3 and a support assembly 4, the feeding device 3 is connected to a feeding frame 5, and the bottom end of the frame 1 is provided with a movable support assembly 6; Specifically, the grinding device 2 is used to grind the outer surface of the steel pipe, the feeding device 3 is used to move the steel pipe, and the support assembly 4 is used to support the steel pipe when the feeding assembly moves.

[0020] The upper end of the feeding rack 5 is provided with a first inclined plate 51 and a second inclined plate 52. The surface of the first inclined plate 51 is evenly spaced with buffer blocks 53, and the buffer blocks 53 are gear-shaped. A buffer plate 54 is spliced ​​below the first inclined plate 51. A round table 55 for conveying steel pipes is formed between the buffer plate 54 and the second inclined plate 52. A servo motor 56 is provided at one end of the round table 55 and the frame 1. The bottom end of the feeding rack 5 is provided with a first supporting foot 57. Specifically, the first inclined plate 51 is used to place the steel pipe, and cooperates with the buffer block 53 and the buffer plate 54 to buffer the falling of the steel pipe. The second inclined plate 52 cooperates with the first inclined plate 51 to make the steel pipe fall into the truncated table 55 when it falls, and the servo motor 56 pushes the steel pipe to move on the inner wall of the truncated table 55.

[0021] The grinding device 2 includes symmetrically arranged polishing wheels 21 , the middle of the polishing wheels 21 is rotatably connected to the output end of a first motor 22 , and a moving component 23 for moving the grinding device 2 is arranged below the first motor 22 .

[0022] Specifically, the output end of the first motor 22 drives the polishing wheel 21 to rotate, and the moving assembly 23 adjusts the position of the grinding device 2 .

[0023] The feeding device 3 includes a symmetrically arranged fixed frame 31, a U-shaped frame 32 is arranged on the upper part of the fixed frame 31, a first pin is arranged in the middle of the U-shaped frame 32, and the pin is rotatably connected to the first roller 33, a second pin is arranged on the lower part of the fixed frame 31, and the second pin is rotatably connected to the second roller 34, one end of the second pin passes through one side of the fixed frame 31 and is connected to the second motor 35 through a coupling, a support plate 36 is arranged at one end of the second motor 35, and the bottom end of the support plate 36 is fixedly connected to the frame 1.

[0024] Specifically, the second motor 35 drives the second roller to rotate, so that the square tube moves and the first roller 33 is driven to rotate.

[0025] A rotating wheel 37 is arranged above the fixed frame 31, and a screw rod 38 is fixedly connected in the middle of the rotating wheel 37. The screw rod 38 passes through the top of the fixed frame 31 and extends to the inside of the U-shaped frame 32. Slide grooves are opened on both sides of the fixed frame 31, and the U-shaped frame 32 is slidably connected to the slide grooves.

[0026] Specifically, according to the diameter of the square tube, the U-shaped frame 32 is moved in the slide groove of the fixed frame 31 by rotating the rotating wheel 37 to achieve the spacing from the first rotating wheel 37 to the second rotating wheel 37, and also play a role in clamping the square tube during the movement.

[0027] The support assembly 4 includes a bracket 41 symmetrically arranged on the upper surface of the frame 1 , and circular holes are symmetrically opened above the bracket 41 , and rollers 42 are arranged inside the circular holes.

[0028] Specifically, the support 41 and the roller 42 are provided to ensure the movement stability of the steel pipe from one feeding device 3 to another feeding device 3, and also to achieve the stability of the steel pipe.

[0029] The grinding device 2 is symmetrically arranged along the width direction of the frame 1, the feeding device 3 and the supporting assembly 4 are symmetrically arranged along the length direction of the frame 1 and are located in the middle of the grinding device 2, the supporting assembly 4 is located between the feeding devices 3, and the polishing wheel 21 is located between the supporting assemblies 4.

[0030] The mobile support assembly 6 includes a fixed block 61 arranged at the bottom end of the frame 1, a first supporting foot 62 and a universal wheel 63 arranged adjacent to the first supporting foot 62 are arranged below the fixed block 61, wherein the height of the supporting foot is slightly higher than the universal wheel 42, and the first supporting foot 62 and the fixed block 61 are detachable.

[0031] Specifically, the first supporting foot is used to support the stability of the frame 1 and the feeding rack 5. The first supporting foot 62 is detachable, that is, when the frame 1 needs to be moved, the first supporting foot 62 can be removed to achieve the position movement of the frame 1.

[0032] Specific embodiment 2: The grinding device 2, feeding device 3 and support assembly 4 on the frame 1 are docked with the feeding frame 5 to achieve grinding of the rectangular tube. However, if the square tube is shorter, the outer wall of the steel tube can be ground by the frame 1 alone.

[0033] Working principle: first move the frame 1 to one side of the feeding table 5 and align the feeding device 3 on the frame 1 with the round table 55 in the feeding table 5. Place the steel pipe in the first inclined plate 51 and roll it into the round table 55. Push the steel pipe on the inner wall of the round table 55 to one of the feeding devices 3 and one of the rollers 42 and the bracket 41 through the servo motor 56. Grind the outer wall of the steel pipe with the polishing wheel 21, then pass through another roller 42 and the bracket 41, and finally into another feeding device 3 until the whole steel pipe comes out of the other feeding device 3. This completes the overall grinding of the steel pipe and ensures that the device on the frame 1 and the feeding frame 5 are stably matched.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any slight modification, equivalent substitution and improvement made to the above embodiment based on the technical essence of the present invention should be included in the protection scope of the technical solution of the present invention.

Claims

1. A steel pipe outer peripheral local grinding device, comprising a frame (1), characterized in that: The upper surface of the frame (1) is provided with a grinding device (2), a feeding device (3) and a support assembly (4); the feeding device (3) is connected to a feeding frame (5); and the bottom end of the frame (1) is provided with a movable support assembly (6); The upper end of the feeding rack (5) is provided with a first inclined plate (51) and a second inclined plate (52); a buffer plate (54) is spliced ​​and arranged below the first inclined plate (51); a round platform (55) for conveying steel pipes is formed between the buffer plate (54) and the second inclined plate (52); a servo motor (56) is arranged between the round platform (55) and one end of the frame (1); and a second supporting foot (57) is arranged at the bottom end of the feeding rack (5).

2. The equipment for partially grinding the outer diameter of a steel pipe according to claim 1, characterized in that: The grinding device (2) comprises symmetrically arranged polishing wheels (21), wherein the middle of the polishing wheels (21) is rotatably connected to the output end of a first motor (22), and a moving component (23) for moving the grinding device (2) is arranged below the first motor (22).

3. The equipment for partially grinding the outer diameter of a steel pipe according to claim 1, characterized in that: The feeding device (3) comprises a symmetrically arranged fixed frame (31), a U-shaped frame (32) is arranged on the upper part of the fixed frame (31), a first pin is arranged in the middle of the U-shaped frame (32), and the pin is rotatably connected to a first roller (33), a second pin is arranged on the lower part of the fixed frame (31), and the second pin is rotatably connected to a second roller (34), one end of the second pin passes through one side of the fixed frame (31) and is connected to a second motor (35) via a coupling, a support plate (36) is arranged on one end of the second motor (35), and the bottom end of the support plate (36) is fixedly connected to the frame (1).

4. The equipment for partially grinding the outer diameter of a steel pipe according to claim 3, characterized in that: A rotating wheel (37) is arranged above the fixing frame (31), and a screw rod (38) is fixedly connected in the middle of the rotating wheel (37), wherein the screw rod (38) passes through the top of the fixing frame (31) and extends into the interior of the U-shaped frame (32).

5. The equipment for partially grinding the outer diameter of a steel pipe according to claim 1, characterized in that: The support assembly (4) comprises a bracket (41) symmetrically arranged on the upper surface of the frame (1), and circular holes are symmetrically opened above the bracket (41), and rollers (42) are arranged inside the circular holes.

6. The equipment for partially grinding the outer diameter of a steel pipe according to claim 1, characterized in that: The grinding device (2) is symmetrically arranged along the width direction of the frame (1), the feeding device (3) and the support assembly (4) are symmetrically arranged along the length direction of the frame (1) and are located in the middle of the grinding device (2), the support assembly (4) is located between the feeding devices (3), and the polishing wheel (21) is located between the support assemblies (4).

7. The equipment for partially grinding the outer diameter of a steel pipe according to claim 1, characterized in that: The mobile support assembly (6) comprises a fixed block (61) arranged at the bottom end of the frame (1), and a first support foot (62) and a universal wheel (63) arranged adjacent to the first support foot (62) are arranged below the fixed block (61).

8. The equipment for partially grinding the outer diameter of a steel pipe according to claim 7, characterized in that: The first supporting foot (62) and the fixing block (61) are detachable.

9. The steel pipe outer circle local grinding equipment according to claim 1, characterized in that: Buffer blocks (53) (52) are evenly spaced on the surface of the first inclined plate (51), and the buffer blocks (53) are gear-shaped.

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