Bundling and stacking device for packaging steel pipes

Abstract

The invention relates to a bundling and stacking device for steel pipe packaging, and belongs to the technical field of steel pipe machining. The feeding device can transversely move to the corresponding position according to the number of steel pipes needed by a to-be-stacked layer, the steel pipes of the target number are jacked up and rolled to the supporting base, the steel pipes roll to a bundle pile along the feeding device, and the steel pipes are sequentially arranged and stacked along with retraction of the feeding device. Along with increase of the number of stacking layers, the lifting supporting device sequentially descends, the to-be-stacked layers are close to the feeding device in height, collision caused by the large falling height of the steel pipes is avoided, and noise is reduced. In the stacking process, the ends of the steel pipes are pushed through a pushing device, and it is guaranteed that the ends of the steel pipes are aligned; after stacking is completed, the lifting supporting device continues to descend, the steel pipes are supported on the supporting rollers and limited and supported by the limiting rollers, and the bundle piles are conveyed to the bundling device through the supporting rollers; full-automatic stacking of the steel pipes is achieved, manual assistance is not needed, the manual labor intensity and the labor cost are reduced, the working efficiency is high, and the stacking quality is good.

Description

Technical Field

[0001] The present invention belongs to the technical field of steel pipe processing, and particularly relates to a stack-coding device for bundling steel pipes for packing. Background Art

[0002] Steel pipe packing is the last process in steel pipe production. After the steel pipes are randomly inspected and qualified on the platform, they can be packaged and shipped out. In the existing production line, a specified number of steel pipes are lifted into a U-shaped groove for stack-coding to form a bundled stack and then tied up. During the stack-coding process, manual assistance is required while lifting by equipment, and manpower is also needed to level the uneven steel pipes before tying up. This method not only has a particularly high labor intensity for workers, but also has low work efficiency. Summary of the Invention

[0003] In order to overcome the problems in the background art that manual assistance is required while lifting by equipment, and manpower is also needed to level the uneven steel pipes before tying up, which not only has a particularly high labor intensity for workers, but also has low work efficiency, the present invention provides a stack-coding device for bundling steel pipes for packing. The steel pipes are conveyed to the cloth rack 1 by a conveying device and arranged in sequence. The feeding device 4 can traverse to the corresponding position according to the number of steel pipes required for the layer to be stack-coded, and rise to lift the target number of steel pipes and roll them onto the support seat 3. The feeding device 6 extends, the material blocking device 5 swings downward, and the steel pipes roll onto the bundled stack along the feeding device 6. As the feeding device 6 retracts, the steel pipes are arranged and stack-coded in sequence. As the number of stack-coded layers increases, the lifting support device 7 descends in sequence, so that the layer to be stack-coded is close to the height of the feeding device 6, avoiding collisions of the steel pipes due to large falling heights and reducing noise. As the lifting support device 7 rises and falls, under the limiting action of the chute 82 and the limiting wheel 71, the movable arm 8 moves left and right to match the bundled stack of stack-coded steel pipes and perform a limiting device. During the stack-coding process, the pushing device 11 is used to push the end of the steel pipe to ensure that the ends of the steel pipes are aligned. After the stack-coding is completed, the lifting support device 7 continues to descend, so that the steel pipes are supported on the support rollers 9 and limited and supported by the limiting rollers 10. The bundled stack is conveyed to the tying-up device by the support rollers 9. The present invention realizes full-automatic stack-coding of steel pipes, without manual assistance, reduces the labor intensity and labor cost of workers, has high work efficiency, and good stack-coding quality.

[0004] To achieve the above object, the present invention is realized through the following technical solutions: A bundling and stacking device for steel pipes mainly includes a cloth rack 1, a base 2, a support seat 3, a feeding device 4, a material blocking device 5, a feeding device 6, a lifting support device 7, a movable arm 8, a support roller 9, a limiting roller 10, and a pushing device 11. The cloth rack 1 is installed on one side of the base 2, the support seat 3 and the feeding device 4 are installed on the base 2, the feeding device 4 is located inside the docking position of the cloth rack 1 and the support seat 3, a material blocking device 5 is installed on the support seat 3, the feeding device 6 is installed on the support seat 3, the lifting support device 7 is installed on the base 2, the movable arm 8 is horizontally slidably installed on the support seat 3 through a guide rail 81, a chute 82 is provided on the movable arm 8, a limiting wheel 71 is installed on one side of the lifting support device 7, and the limiting wheel 71 is slidably and limitably installed in the chute 82. A fixed arm 72 is installed on the other side of the lifting support device 7, and the movable arm 8 and the fixed arm 72 form a support structure for limiting the bundling stack. The support rollers 9 are horizontally and uniformly installed on the base 2, and the limiting rollers 10 for limiting the steel pipes are inclinedly installed on both sides of the base 2. The support rollers 9 and the limiting rollers 10 form a bundling stack limiting conveying device; the pushing device 11 for aligning the ends of the steel pipes is installed at one end of the base 2.

[0005] Further, a support portion 31 for docking with the cloth rack 1 is provided at the front end of the support seat 3, and an inclined support portion 32 for supporting the steel pipes to be stacked is provided at the rear end.

[0006] Further, the feeding device 4 includes a horizontal slide rail 41, a slide seat 42, a vertical slide rail 43, a top plate 44, a first motor 45, a second motor 46, a first rack 47, and a second rack 48. The horizontal slide rail 41 is installed on the base 2, the slide seat 42 is slidably installed on the horizontal slide rail 41, the vertical slide rail 43 is vertically installed on the slide seat 42, the top plate 44 is slidably installed on the vertical slide rail 43 in a liftable manner, the first rack 47 is installed on the base 2, the first motor 45 and the second motor 46 are installed on the slide seat 42, the first motor 45 is in meshing transmission connection with the first rack 47 through a gear, the second rack 48 is installed on the top plate 44, and the second motor 46 is in meshing transmission connection with the second rack 48 through a gear. The top edge of the top plate 44 is inclined.

[0007] Further, the material blocking device 5 includes a material blocking hook 51 and an electric push rod 52. The front end of the material blocking hook 51 is hinged to the support seat 3, and both ends of the electric push rod 52 are respectively hinged to the support seat 3 and the material blocking hook 51.

[0008] Furthermore, the feeding device 6 includes a chute 61, a feeding arm 62, a third motor 63, and a third rack 64. The chute 61 is inclined and installed on the top of the support base 3. The feeding arm 62 is telescopically and slidably installed on the chute 61. The third rack 64 is installed at the bottom of the feeding arm 62. The third motor 63 is installed on the support base 3, and the third motor 63 is in meshing transmission connection with the third rack 64 through a gear.

[0009] Furthermore, the lifting support device 7 includes a lifting guide rail assembly 73, a support plate 74, a fourth motor 75, and a fourth rack 76. The lifting guide rail assembly 73 is installed on the base 2. The support plate 74 is installed on the top of the lifting guide rail assembly 73. The fourth motor 75 is installed at the bottom of the base 2. The fourth rack 76 is installed on the lifting guide rail assembly 73. The fourth motor 75 is in meshing transmission connection with the fourth rack 76 through a gear; a limit wheel 71 and a fixed arm 72 are respectively installed at both ends of the support plate 74; a fixed small arm 77 is installed at the top of the fixed arm 72.

[0010] Furthermore, a movable chain assembly 83 for reducing the friction against the steel pipe is installed on the movable arm 8.

[0011] Furthermore, the pushing device 11 includes a frame 12, a telescopic rod 13, a pushing plate 14, and a motor 15. The frame 12 is installed at one end of the base 2. The motor 15 is installed on the frame 12. The motor 15 is in transmission connection with the telescopic rod 13 through an eccentric wheel and a connecting rod. The telescopic rod 13 is telescopically and slidably installed on the frame 12. The pushing plate 14 is fixedly installed at the end of the telescopic rod 13.

[0012] Furthermore, the support roller 9 includes a conveying roller 91 and a conveying motor 92. The conveying roller 91 is evenly installed on the base 2 through a bearing seat. The conveying motor 92 is in transmission connection with the conveying roller 91 through a reducer.

[0013] Furthermore, the top of the cloth rack 1 is a support cross beam arranged in an inclined manner.

[0014] Advantages of the present invention: In the present invention, steel pipes are conveyed to a stacking rack by a conveying device and arranged in sequence. The feeding device can traverse to a corresponding position according to the number of steel pipes required for the layer to be stacked, and then lift to jack up the target number of steel pipes and roll them onto a support seat. The feeding device extends, and the material blocking device swings downward. The steel pipes roll along the feeding device onto the bundling stack. As the feeding device retracts, the steel pipes are arranged and stacked in sequence. As the number of stacked layers increases, the lifting support device descends successively, making the height of the layer to be stacked close to that of the feeding device, avoiding collisions of the steel pipes due to large falling heights and reducing noise. As the lifting support device ascends and descends, under the limiting action of the sliding groove and the limiting wheel, the movable arm moves left and right to match the stacked steel pipe bundling stack and perform the limiting device. During the stacking process, the end of the steel pipe is pushed by the pushing device to ensure that the ends of the steel pipes are aligned. After stacking is completed, the lifting support device continues to descend, making the steel pipes supported on the support rollers and limited and supported by the limiting rollers. The bundling stack is conveyed to the bundling device through the support rollers. The present invention realizes the full-automatic stacking of steel pipes, without manual assistance, reducing the labor intensity and labor cost of workers, with high working efficiency and good stacking quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the rear axonometric three-dimensional schematic diagram of the present invention.

[0016] Figure 2 is Figure 1 the partial enlarged structural schematic diagram at position A in

[0017] Figure 3 is Figure 1 the partial enlarged structural schematic diagram at position B in

[0018] Figure 4 is the main axonometric three-dimensional schematic diagram of the present invention.

[0019] Figure 5 is Figure 4 the partial enlarged structural schematic diagram at position C in

[0020] Figure 6 is Figure 4 the partial enlarged structural schematic diagram at position D in

[0021] Figure 7 is the bottom axonometric three-dimensional schematic diagram of the present invention.

[0022] Figure 8 is Figure 7 the partial enlarged structural schematic diagram at position E in

[0023] Figure 9 is the sectional structural schematic diagram of the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0024] In order to make the objectives, technical solutions and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings for the convenience of those skilled in the art to understand.

[0025] The present invention discloses a stacking device for steel pipe bundles used in steel pipe packing. The stacking device for steel pipe bundles mainly includes a cloth rack 1, a base 2, a support seat 3, a feeding device 4, a material blocking device 5, a feeding device 6, a lifting support device 7, a movable arm 8, a support roller 9, a limiting roller 10, and a pushing device 11. The cloth rack 1 is installed on one side of the base 2. The support seat 3 and the feeding device 4 are installed on the base 2. The feeding device 4 is located inside the docking position between the cloth rack 1 and the support seat 3. A material blocking device 5 is installed on the support seat 3. The feeding device 6 is installed on the support seat 3. The lifting support device 7 is installed on the base 2. The movable arm 8 is horizontally slidably installed on the support seat 3 through a guide rail 81. A chute 82 is provided on the movable arm 8. A limiting wheel 71 is installed on one side of the lifting support device 7. The limiting wheel 71 is slidably and limitably installed in the chute 82. A fixed arm 72 is installed on the other side of the lifting support device 7. The movable arm 8 and the fixed arm 72 form a support structure for limiting the steel pipe bundle. The support rollers 9 are horizontally and evenly installed on the base 2. The limiting rollers 10 for limiting the steel pipes are inclinedly installed on both sides of the base 2. The support rollers 9 and the limiting rollers 10 form a steel pipe bundle limiting and conveying device. The pushing device 11 for aligning the ends of the steel pipes is installed at one end of the base 2. The steel pipes are conveyed to the cloth rack 1 through a conveying device and arranged in sequence. The feeding device 4 can horizontally move to the corresponding position according to the number of steel pipes required for the layer to be stacked, and rise to lift the target number of steel pipes and roll them onto the support seat 3. The feeding device 6 extends, the material blocking device 5 swings downward, and the steel pipes roll onto the steel pipe bundle along the feeding device 6. As the feeding device 6 retracts, the steel pipes are arranged and stacked in sequence. As the number of stacked layers increases, the lifting support device 7 descends in sequence, making the height of the layer to be stacked close to that of the feeding device 6, avoiding collisions of the steel pipes due to large falling heights and reducing noise. As the lifting support device 7 rises and falls, under the limiting action of the chute 82 and the limiting wheel 71, the movable arm 8 moves left and right to match the stacked steel pipe bundle and perform the limiting device. During the stacking process, the pushing device 11 is used to push the ends of the steel pipes to ensure that the ends of the steel pipes are aligned. After the stacking is completed, the lifting support device 7 continues to descend, so that the steel pipes are supported on the support rollers 9 and limited and supported by the limiting rollers 10. The steel pipe bundle is conveyed to a bundling device through the support rollers 9. The present invention realizes the full-automatic stacking of steel pipes, without manual assistance, reduces the labor intensity and labor cost of workers, has high working efficiency and good stacking quality.

[0026] The front end of the support seat 3 is provided with a support portion 31 for docking with the cloth rack 1, and the rear end is provided with an inclined support portion 32 for supporting the steel pipes to be stacked.

[0027] The feeding device 4 described above includes a transverse slide rail 41, a slide block 42, a longitudinal slide rail 43, a top plate 44, a first motor 45, a second motor 46, a first rack 47, and a second rack 48. The transverse slide rail 41 is installed on the base 2, the slide block 42 is slidably installed on the transverse slide rail 41, the longitudinal slide rail 43 is vertically installed on the slide block 42, the top plate 44 is slidably installed on the longitudinal slide rail 43 in a liftable manner, the first rack 47 is installed on the base 2, the first motor 45 and the second motor 46 are installed on the slide block 42, the first motor 45 is in meshing transmission connection with the first rack 47 through a gear, the second rack 48 is installed on the top plate 44, and the second motor 46 is in meshing transmission connection with the second rack 48 through a gear. The top edge of the top plate 44 is inclined. According to the number of steel pipes required for each stacking layer, the first motor 45 drives the slide block 42 to move horizontally to the corresponding position, and the second motor 46 drives the top plate 44 to rise, lifting the target number of steel pipes and rolling them onto the inclined support portion 32.

[0028] The material blocking device 5 described above includes a material blocking hook 51 and an electric push rod 52. The front end of the material blocking hook 51 is hinged to the support seat 3, and the two ends of the electric push rod 52 are respectively hinged to the support seat 3 and the material blocking hook 51.

[0029] The feeding device 6 described above includes a chute 61, a feeding arm 62, a third motor 63, and a third rack 64. The chute 61 is inclinedly installed on the top of the support seat 3, the feeding arm 62 is telescopically slidably installed on the chute 61, the third rack 64 is installed at the bottom of the feeding arm 62, the third motor 63 is installed on the support seat 3, and the third motor 63 is in meshing transmission connection with the third rack 64 through a gear. The third motor 63 drives the feeding arm 62 to extend, sending the steel pipes onto the stack. As the feeding arm 62 retracts, the steel pipes are successively stacked on the stack.

[0030] The lifting support device 7 described above includes a lifting guide rail assembly 73, a support plate 74, a fourth motor 75, and a fourth rack 76. The lifting guide rail assembly 73 is installed on the base 2, the support plate 74 is installed on the top of the lifting guide rail assembly 73, the fourth motor 75 is installed at the bottom of the base 2, the fourth rack 76 is installed on the lifting guide rail assembly 73, and the fourth motor 75 is in meshing transmission connection with the fourth rack 76 through a gear; a limiting wheel 71 and a fixed arm 72 are respectively installed at both ends of the support plate 74; a fixed small arm 77 is installed at the top of the fixed arm 72; the fourth motor 75 drives the lifting guide rail assembly 73 to lift and lower. As the number of stacking layers increases, the lifting support device 7 successively descends, making the height of the layer to be stacked similar to that of the feeding device 6, avoiding collisions of the steel pipes due to a large falling height and reducing noise.

[0031] An activity chain assembly 83 for reducing friction against the steel pipes is installed on the movable arm 8.

[0032] The described pusher device 11 includes a frame 12, a telescopic rod 13, a pusher plate 14, and a motor 15. The frame 12 is installed at one end of the base 2, the motor 15 is installed on the frame 12, and the motor 15 is drivingly connected to the telescopic rod 13 through an eccentric wheel and a connecting rod. The telescopic rod 13 is slidably installed on the frame 12 in a telescopic manner, and the pusher plate 14 is fixedly installed at the end of the telescopic rod 13. During the stacking process, the telescopic rod 13 is driven to expand and contract by the motor 15, and the steel pipe is pushed by the pusher plate 14 to ensure that the ends of the steel pipes are aligned and the stacking quality is guaranteed.

[0033] The described supporting roller 9 includes a conveying roller 91 and a conveying motor 92. The conveying roller 91 is evenly installed on the base 2 through a bearing seat, and the conveying motor 92 is drivingly connected to the conveying roller 91 through a speed reducer.

[0034] The top of the cloth rack 1 is a support cross beam that is inclined.

[0035] Working process: The steel pipes are conveyed to the cloth rack 1 by the conveying device and arranged in sequence. The feeding device 4 can be horizontally moved to the corresponding position according to the number of steel pipes required for the layer to be stacked, and lifted to push up the target number of steel pipes and roll them onto the support seat 3. The feeding device 6 extends, the material blocking device 5 swings downward, and the steel pipes roll onto the bundling stack along the feeding device 6. As the feeding device 6 retracts, the steel pipes are arranged and stacked in sequence; as the number of stacked layers increases, the lifting and supporting device 7 descends in sequence to make the layer to be stacked close to the height of the feeding device 6, avoiding collisions of the steel pipes due to large falling heights and reducing noise; as the lifting and supporting device 7 rises and falls, under the limiting action of the sliding groove 82 and the limiting wheel 71 of the movable arm 8, the movable arm 8 moves left and right to match the stacked steel pipe bundling stack and perform the limiting device; during the stacking process, the ends of the steel pipes are pushed by the pusher device 11 to ensure that the ends of the steel pipes are aligned; after the stacking is completed, the lifting and supporting device 7 continues to descend to support the steel pipes on the supporting roller 9 and is limited and supported by the limiting roller 10, and the bundling stack is conveyed to the bundling device by the supporting roller 9; The present invention realizes the full-automatic stacking of steel pipes, without manual assistance, reduces the labor intensity and labor cost of workers, has high work efficiency and good stacking quality.

[0036] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the present invention.

Claims

1. A stacking device for steel pipe packaging, characterized in that: The steel pipe bundling and stacking device comprises a material distribution frame (1), a base (2), a support seat (3), a feeding device (4), a material blocking device (5), a feeding device (6), a lifting support device (7), a movable arm (8), a support roller (9), a limit roller (10), and a pushing device (11). The material distribution frame (1) is mounted on one side of the base (2), the support seat (3) and the feeding device (4) are mounted on the base (2), the feeding device (4) is located on the inner side of the joint between the material distribution frame (1) and the support seat (3), the material blocking device (5) is mounted on the support seat (3), the feeding device (6) is mounted on the support seat (3), the lifting support device (7) is mounted on the base (2), and the movable arm (8) is connected to the support seat (3). The guide rail (81) can be slidably installed on the support seat (3) in a transverse direction, a slide groove (82) is provided on the movable arm (8), a limiting wheel (71) is installed on one side of the lifting support device (7), and the limiting wheel (71) can be slidably installed in the slide groove (82), and a fixed arm (72) is installed on the other side of the lifting support device (7), and the movable arm (8) and the fixed arm (72) form a support structure for limiting the stacking, and the support rollers (9) are evenly installed on the base (2) in a transverse direction, and the limiting rollers (10) for limiting the steel pipe are obliquely installed on both sides of the base (2), and the support rollers (9) and the limiting rollers (10) form a stacking limiting conveying device; and a pushing device (11) for aligning the ends of the steel pipes is installed at one end of the base (2).

2. A steel pipe bundling and stacking device as claimed in claim 1, characterized in that: The support seat (3) is provided with a support portion (31) at the front end thereof for docking with the material distribution frame (1), and an inclined support portion (32) at the rear end thereof for supporting the steel pipes to be stacked.

3. A steel pipe bundling and stacking device as claimed in claim 1 or 2, characterized in that: The loading device (4) comprises a transverse slide rail (41), a slide seat (42), a longitudinal slide rail (43), a top plate (44), a first motor (45), a second motor (46), a first rack (47), and a second rack (48). The transverse slide rail (41) is mounted on the base (2), the slide seat (42) can be slidably mounted on the transverse slide rail (41), the longitudinal slide rail (43) is upright mounted on the slide seat (42), the top plate (44) can be lifted and slidably mounted on the longitudinal slide rail (43), the first rack (47) is mounted on the base (2), the first motor (45) and the second motor (46) are mounted on the slide seat (42), the first motor (45) is meshed and connected to the first rack (47) through a gear, the second rack (48) is mounted on the top plate (44), the second motor (46) is meshed and connected to the second rack (48) through a gear, and the top edge of the top plate (44) is inclined.

4. A steel pipe bundling and stacking device as claimed in claim 3, characterized in that: The material blocking device (5) comprises a material blocking hook (51) and an electric push rod (52); the front end of the material blocking hook (51) is hinged on the support seat (3), and the two ends of the electric push rod (52) are respectively hinged on the support seat (3) and the material blocking hook (51).

5. A steel pipe bundling and stacking device as claimed in any one of claims 1, 2 and 4, characterized in that: The feeding device (6) comprises a slide groove (61), a feeding arm (62), a third motor (63), and a third rack (64); the slide groove (61) is obliquely mounted on the top of the support seat (3); the feeding arm (62) is telescopically slidably mounted on the slide groove (61); the third rack (64) is mounted on the bottom of the feeding arm (62); the third motor (63) is mounted on the support seat (3); and the third motor (63) is meshed and transmission-connected with the third rack (64) via a gear.

6. A steel pipe bundling and stacking device as claimed in claim 5, characterized in that: The lifting support device (7) comprises a lifting guide rail assembly (73), a support plate (74), a fourth motor (75), and a fourth rack (76); the lifting guide rail assembly (73) is mounted on the base (2); the support plate (74) is mounted on the top of the lifting guide rail assembly (73); the fourth motor (75) is mounted on the bottom of the base (2); the fourth rack (76) is mounted on the lifting guide rail assembly (73); the fourth motor (75) is meshed and connected to the fourth rack (76) via a gear; the limiting wheel (71) and the fixed arm (72) are respectively mounted on the two ends of the support plate (74); and a fixed small arm (77) is mounted on the top of the fixed arm (72).

7. A steel pipe bundling and stacking device as claimed in any one of claims 1, 2, 4 and 6, characterized in that: The movable arm (8) is provided with a movable chain assembly (83) for reducing friction on the steel pipe.

8. A steel pipe bundling and stacking device as claimed in claim 7, characterized in that: The pushing device (11) comprises a frame (12), a telescopic rod (13), a pushing plate (14), and a motor (15). The frame (12) is mounted on one end of a base (2), the motor (15) is mounted on the frame (12), the motor (15) is connected to the telescopic rod (13) through an eccentric wheel and a connecting rod, the telescopic rod (13) is telescopically and slidably mounted on the frame (12), and the pushing plate (14) is fixedly mounted on the end of the telescopic rod (13).

9. A steel pipe bundling and stacking device as claimed in any one of claims 1, 2, 4, 6 and 8, characterized in that: The support roller (9) comprises a conveying roller (91) and a conveying motor (92); the conveying roller (91) is evenly mounted on the base (2) via a bearing seat; the conveying motor (92) is transmission-connected to the conveying roller (91) via a reducer.

10. A steel pipe bundling and stacking device as claimed in claim 7, characterized in that: The top of the cloth rack (1) is a supporting crossbeam arranged obliquely.

Images