Rectangular tube automatic turning and unloading device

Abstract

The present invention discloses an automatic turning over and unloading device for rectangular tubes, which comprises a frame, wherein the wide side of the rectangular tubes entering the frame faces downward, and the frame is provided with a first pushing mechanism for pushing the rectangular tubes with the wide side facing downward, a turning mechanism for turning the rectangular tubes to have the narrow side facing downward, a second pushing mechanism for pushing the rectangular tubes with the narrow side facing downward and stacking a plurality of rectangular tubes into a rectangular tube group, a material taking mechanism and a stacking platform in sequence along the conveying direction of the rectangular tubes, wherein the stacking platform is provided with a conveying roller group and a material frame placed on the conveying roller group; wherein the material taking mechanism is used to take the rectangular tube group to the material frame. The present invention can automatically complete the turning over of the rectangular tubes and automatically stack and form them, thereby shortening the production time and improving the production efficiency.

Description

Technical Field

[0001] The invention relates to an automatic turning and unloading device for rectangular tubes. Background Art

[0002] After the sealing plate is welded to the welding end of the rectangular tube, the rectangular tube needs to be turned over and stacked. However, manual turning and stacking is time-consuming and labor-intensive, with high work intensity and low efficiency, which affects the production speed. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide an automatic turning and unloading device for rectangular tubes, which can automatically turn over the rectangular tubes and automatically stack and form them, thereby shortening the production time and improving the production efficiency.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: an automatic turning and unloading device for rectangular tubes, which includes a frame, the wide side of the rectangular tube entering the frame faces downward, and the following are arranged in sequence on the frame along the conveying direction of the rectangular tube:

[0005] A first pushing mechanism for pushing the rectangular tube with the wide side facing downward;

[0006] A turning mechanism for turning the rectangular tube so that the narrow side faces downward;

[0007] A second material pushing mechanism for pushing a rectangular tube with a narrow side facing downward and stacking a plurality of rectangular tubes into a rectangular tube group;

[0008] Reclaiming mechanism;

[0009] A stacking platform, wherein the stacking platform is provided with a conveying roller group, and a material frame is placed on the conveying roller group; wherein,

[0010] The material taking mechanism is used to take the rectangular tube group to the material frame.

[0011] A specific structure of a first pushing mechanism and a second pushing mechanism is further provided. The first pushing mechanism and the second pushing mechanism each include two pushing cylinders respectively installed on a frame, one pushing cylinder is used to push one end of the rectangular tube, and the other pushing cylinder is used to push the other end of the rectangular tube.

[0012] A specific structure of a flipping mechanism is further provided, which includes a flipping plate and a flipping cylinder. The head of the flipping plate is provided with an L-shaped snap-on for clamping a rectangular tube. The middle part of the flipping plate is hinged on the frame. The cylinder body of the flipping cylinder is fixed on the frame. The cylinder rod of the flipping cylinder is hinged to the tail of the flipping plate so that the flipping plate can be driven to swing by the extension and contraction of the cylinder rod of the flipping cylinder, thereby completing the flipping of the rectangular tube.

[0013] In order to further facilitate the alignment of the ends of multiple rectangular tubes and to facilitate the placement of the rectangular tube group into the material frame, the automatic flipping and unloading device for rectangular tubes also includes a centering mechanism, which includes a centering cylinder and a fixed stop rod respectively installed on the flipping plate, and the centering cylinder and the fixed stop rod are relatively arranged in the length direction of the rectangular tube so that the rectangular tube can be pushed to move along its length direction by the centering cylinder and the rectangular tube can be blocked by the fixed stop rod.

[0014] A specific structure of a material taking mechanism is further provided. The material taking mechanism comprises a stacking device for clamping rectangular tube groups and a moving device arranged between the frame and the stacking device and used for driving the stacking device to move back and forth.

[0015] A specific structure of a mobile device is further provided, the mobile device includes a conveying vehicle, the wheels of the conveying vehicle act on a frame, a motor is also installed on the conveying vehicle, the motor is connected to the wheels in a transmission manner so that the wheels are driven to rotate by the motor.

[0016] A specific structure of a stacking device is further provided, which includes a lifting frame, a lifting cylinder and two clamping cylinders, the two clamping cylinders are relatively installed on the lifting frame so that the rectangular pipe group can be clamped by extending the cylinder rods of the two clamping cylinders, the cylinder body of the lifting cylinder is connected to the conveying vehicle, and the cylinder rod of the lifting cylinder is connected to the lifting frame so that the lifting frame can be driven to rise and fall by the lifting cylinder.

[0017] In order to further enable the lifting frame to lift more smoothly, the material picking mechanism also includes at least one guide device arranged between the conveying vehicle and the lifting frame and used to guide the lifting of the lifting frame, the guide device includes a rack and a gear, the rack is connected to the lifting frame, the gear is rotatably supported on the conveying vehicle, and the gear is meshed with the rack.

[0018] After adopting the above technical scheme, the welded rectangular tube arrives at the frame with the wide side facing downward, and then the first pushing mechanism pushes the rectangular tube to the flipping mechanism. The flipping mechanism is activated, and the rectangular tube flips 90 degrees with the narrow side facing downward. The second pushing mechanism pushes the rectangular tube with the narrow side facing downward again. After the stacked rectangular tubes form a rectangular tube group, the picking mechanism takes the rectangular tube group and puts it into the material frame. Each rectangular tube group is just filled with one layer in the material frame. After the material frame is full, the conveying roller group transports the material frame away. The present invention can automatically complete the flipping of the rectangular tube and automatically stack it into shape, shortening the time for flipping and stacking, improving work efficiency, greatly reducing the labor intensity of workers, saving manpower, and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view of the rectangular tube automatic turning and unloading device of the present invention;

[0020] Figure 2 It is a top view of the rectangular tube automatic turning and unloading device of the present invention. DETAILED DESCRIPTION

[0021] In order to make the contents of the present invention more clearly understood, the present invention is further described in detail below based on specific embodiments in conjunction with the accompanying drawings.

[0022] like Figure 1 , 2 As shown, a rectangular tube automatic turning and unloading device comprises a frame 1, a rectangular tube 10 entering the frame 1 with its wide side facing downward, and the following are arranged in sequence on the frame 1 along the conveying direction of the rectangular tube 10:

[0023] A first pushing mechanism 2 for pushing the rectangular tube 10 with the wide side facing downward;

[0024] A turning mechanism for turning the rectangular tube 10 so that the narrow side faces downward;

[0025] A second pushing mechanism 6 for pushing the rectangular tube 10 with its narrow side facing downward and stacking a plurality of rectangular tubes 10 into a rectangular tube group;

[0026] Reclaiming mechanism;

[0027] The stacking platform 5 is provided with a conveying roller set 51, and a material frame 52 is placed on the conveying roller set 51; wherein,

[0028] The material taking mechanism is used to take the rectangular tube group to the material frame 52. Specifically, each rectangular tube group includes fifteen rectangular tubes 10.

[0029] like Figure 2 As shown, the first pushing mechanism 2 and the second pushing mechanism 6 each include two pushing cylinders respectively mounted on the frame 1 , one pushing cylinder is used to push one end of the rectangular tube 10 , and the other pushing cylinder is used to push the other end of the rectangular tube 10 .

[0030] like Figure 1 , 2 As shown, the flipping mechanism includes a flipping plate 31 and a flipping cylinder 32. The head of the flipping plate 31 is provided with an L-shaped bayonet for clamping the rectangular tube 10. The middle part of the flipping plate 31 is hinged on the frame 1. The cylinder body of the flipping cylinder 32 is fixed on the frame 1. The cylinder rod of the flipping cylinder 32 is hinged to the tail of the flipping plate 31 so that the flipping plate 31 can be driven to swing by the extension and contraction of the cylinder rod of the flipping cylinder 32, thereby completing the flipping of the rectangular tube 10.

[0031] like Figure 2As shown, in order to facilitate the alignment of the ends of multiple rectangular tubes 10 and to facilitate the placement of the rectangular tube group into the material frame 52, the rectangular tube automatic flipping and unloading device also includes a centering mechanism, which includes a centering cylinder 71 and a fixed stopper 72 respectively mounted on the flipping plate 31, and the centering cylinder 71 and the fixed stopper 72 are arranged relatively in the length direction of the rectangular tube 10, so that the rectangular tube 10 is pushed to move along its length direction by the centering cylinder 71, and the rectangular tube 10 is blocked by the fixed stopper 72. Specifically, the centering cylinder 71 pushes the rectangular tube 10 to a position abutting against the fixed stopper, thereby completing the centering alignment of the rectangular tube 10.

[0032] like Figure 1 As shown, the material taking mechanism includes a stacking device for clamping the rectangular tube group and a moving device arranged between the frame 1 and the stacking device and used for driving the stacking device to move back and forth.

[0033] like Figure 1 As shown, the mobile device includes a conveying vehicle 4, a wheel 41 of which acts on the frame 1, and a motor 42 is also installed on the conveying vehicle 4, and the motor 42 is transmission-connected with the wheel 41 so that the wheel 41 is driven to rotate by the motor 42.

[0034] like Figure 1 As shown, the stacking device includes a lifting frame 81, a lifting cylinder 82 and two clamping cylinders. The two clamping cylinders are relatively installed on the lifting frame 81 so that the rectangular pipe group can be clamped by extending the cylinder rods of the two clamping cylinders. The cylinder body of the lifting cylinder 82 is connected to the conveying vehicle 4, and the cylinder rod of the lifting cylinder 82 is connected to the lifting frame 81 so that the lifting frame 81 can be driven to rise and fall by the lifting cylinder 82.

[0035] like Figure 1 As shown, in order to make the lifting frame 81 rise and fall more smoothly, the material picking mechanism also includes at least one guiding device arranged between the conveying vehicle 4 and the lifting frame 81 and used to guide the lifting of the lifting frame 81, and the guiding device includes a rack 91 and a gear 92, the rack 91 is connected to the lifting frame 81, the gear 92 is rotatably supported on the conveying vehicle 4, and the gear 92 is meshed with the rack 91.

[0036] The working principle of the present invention is as follows:

[0037] The welded rectangular tube 10 arrives at the frame 1 with the wide side facing downward, and then the first pushing mechanism 2 pushes the rectangular tube 10 to the flipping mechanism. The flipping mechanism is activated, and the rectangular tube 10 is flipped 90 degrees with the narrow side facing downward. The second pushing mechanism 6 pushes the rectangular tube 10 with the narrow side facing downward. After the stacked rectangular tubes 10 form a rectangular tube group, the material taking mechanism takes the rectangular tube group and puts it into the material frame 52. Each rectangular tube group is just filled with one layer in the material frame 52. After the material frame 52 is full, the conveying roller group 51 transports the material frame 52 away. The present invention can automatically complete the flipping of the rectangular tube 10 and automatically stack it into shape, which shortens the time for flipping and stacking, improves work efficiency, greatly reduces the labor intensity of workers, saves manpower, and improves production efficiency.

[0038] The specific embodiments described above further illustrate the technical problems, technical solutions and beneficial effects solved by the present invention. It should be understood that the above are only specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0039] In the description of the present invention, it is necessary to understand that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0040] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0042] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0043] In the present invention, unless otherwise clearly specified and limited, a first feature being above or below a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, a first feature being above, above, and above a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being below, below, and below a second feature includes the first feature being directly below and obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

Claims

1. A rectangular tube automatic turning and unloading device, characterized in that: The machine comprises a frame (1), wherein a rectangular tube (10) enters the frame (1) with its wide side facing downward, and the following components are arranged in sequence on the frame (1) along the conveying direction of the rectangular tube (10): A first pushing mechanism (2) for pushing a rectangular tube (10) with its wide side facing downward; A turning mechanism for turning the rectangular tube (10) so that the narrow side faces downward; A second material pushing mechanism (6) for pushing a rectangular tube (10) with a narrow side facing downward and stacking a plurality of rectangular tubes (10) into a rectangular tube group; Reclaiming mechanism; A stacking platform (5), wherein the stacking platform (5) is provided with a conveying roller group (51), and a material frame (52) is placed on the conveying roller group (51); wherein: The material taking mechanism is used to take the rectangular tube group to the material frame (52); The first pushing mechanism (2) and the second pushing mechanism (6) each comprise two pushing cylinders respectively mounted on the frame (1), one pushing cylinder being used to push one end of the rectangular tube (10), and the other pushing cylinder being used to push the other end of the rectangular tube (10); The flipping mechanism comprises a flipping plate (31) and a flipping cylinder (32); the head of the flipping plate (31) is provided with an L-shaped bayonet for clamping the rectangular tube (10); the middle part of the flipping plate (31) is hinged on the frame (1); the cylinder body of the flipping cylinder (32) is fixed on the frame (1); the cylinder rod of the flipping cylinder (32) is hinged to the rear part of the flipping plate (31), so that the flipping plate (31) is driven to swing by the extension and contraction of the cylinder rod of the flipping cylinder (32), thereby completing the flipping of the rectangular tube (10); The material taking mechanism comprises a stacking device for clamping a rectangular tube group and a moving device arranged between the frame (1) and the stacking device and for driving the stacking device to move back and forth.

2. The rectangular tube automatic turning and unloading device according to claim 1 is characterized in that: The invention also comprises a centering mechanism, the centering mechanism comprising a centering cylinder (71) and a fixed stop rod (72) respectively mounted on the turning plate (31), the centering cylinder (71) and the fixed stop rod (72) being arranged relative to each other in the length direction of the rectangular tube (10), so that the centering cylinder (71) can push the rectangular tube (10) to move along its length direction, and the fixed stop rod (72) can resist the rectangular tube (10).

3. The rectangular tube automatic turning and unloading device according to claim 1 is characterized in that: The mobile device comprises a transport vehicle (4), the wheels (41) of the transport vehicle (4) acting on the frame (1), and a motor (42) is also installed on the transport vehicle (4), the motor (42) being in driving connection with the wheels (41) so as to drive the wheels (41) to rotate through the motor (42).

4. The rectangular tube automatic turning and unloading device according to claim 3 is characterized in that: The stacking device comprises a lifting frame (81), a lifting cylinder (82) and two clamping cylinders. The two clamping cylinders are mounted on the lifting frame (81) in a relative manner so as to clamp the rectangular tube group by extending the cylinder rods of the two clamping cylinders. The cylinder body of the lifting cylinder (82) is connected to the conveying vehicle (4). The cylinder rod of the lifting cylinder (82) is connected to the lifting frame (81) so as to drive the lifting frame (81) to rise and fall by the lifting cylinder (82).

5. The rectangular tube automatic turning and unloading device according to claim 4 is characterized in that: The material taking mechanism further comprises at least one guide device which is arranged between the conveying vehicle (4) and the lifting frame (81) and is used to guide the lifting of the lifting frame (81); the guide device comprises a rack (91) and a gear (92); the rack (91) is connected to the lifting frame (81); the gear (92) is rotatably supported on the conveying vehicle (4); and the gear (92) is meshed with the rack (91).

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