Automatic turnover device applied to large workpieces

Abstract

The invention discloses an automatic turnover device applied to large workpieces, and belongs to the field of workpiece machining, the automatic turnover device comprises a base and two driving rings, supporting frames are slidably connected to the two sides of the two driving rings, square frames are fixedly connected to one sides of the two driving rings through folding rods, and a first driving mechanism is arranged between the two square frames; clamping mechanisms are arranged at the tops of the two square frames correspondingly, the second driving mechanism comprises folding plates installed on the two sides of the base, and one sides of the two folding plates are rotationally connected with first gears through connecting rods correspondingly. Through arrangement of a second mechanism and a connecting mechanism, during use, a first motor is started, two first belt wheels and a second belt wheel are driven to rotate through a shaft rod, then the two first belt wheels rotate to drive two first gears to rotate, the two first gears rotate to drive a gear ring to rotate, and the gear ring rotates to drive a driving ring to rotate; and then the workpiece clamped in the driving ring is rotated, so that the workpiece is turned over at any angle.

Description

Technical Field

[0001] The invention relates to the technical field of workpiece processing, and in particular to an automatic turning device applied to large workpieces. Background Art

[0002] Steel structures are widely used in the construction industry today, especially for tall buildings. The proportion of steel structures used is even higher. In these tall steel structures, a large number of cylindrical or round tube steel components are used. Due to their huge size, these steel components often need to be flipped over to facilitate welding when welding various parts in the steel structure processing workshop.

[0003] However, in current production workshops, overhead cranes are often used for welding and flipping operations on workpieces. The operation is troublesome and inconvenient for operators to operate during hoisting and flipping. In addition, the workpiece cannot be stably fixed during hoisting and flipping, which makes the hoisting and flipping operation more dangerous. Summary of the invention

[0004] The purpose of the present invention is to propose an automatic flipping device for large workpieces in order to solve the problem that, at present, in production workshops, a crane is often used for the welding flipping operation of the workpiece, which is troublesome to operate during the hoisting and flipping, inconvenient for the operator, and cannot be stably fixed during the hoisting and flipping, which is very dangerous.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technology: an automatic turning device for large workpieces, comprising a base and two driving circles, both sides of the two driving circles are slidably connected with support frames, one side of the two driving circles is fixedly connected with a square frame through a folding rod, a first driving mechanism is arranged between the two square frames, and the tops of the two square frames are arranged with a clamping mechanism;

[0006] The second driving mechanism includes folding plates installed on both sides of the base, one side of the two folding plates is rotatably connected to the first gear through a connecting rod, the other side of one of the folding plates is connected to the first motor and the output end of the first motor is connected to one of the connecting rods. The tooth surfaces of the two first gears are meshed with gear rings and the two gear rings are fixedly connected to the surface of the driving ring, and the two connecting rods are connected by a connecting mechanism.

[0007] As a further description of the above technical solution: the clamping mechanism includes a through rod passing through both sides of the square frame, one end of the two through rods is connected to a clamping cone, the other end of the two through rods is connected to a bending gear rod, a second gear is meshed between the two bending gear rods, the interior of the second gear is connected to a sleeve, and the sleeve is rotatably connected to the surface of one of the folding rods.

[0008] As a further description of the above technical solution: the first driving mechanism includes a horizontal plate arranged between two square frames, the top of the bottom of the horizontal plate is fixedly connected to a second motor, the output shaft of the second motor is connected to two first driving wheels, the sides of the two first driving wheels are rotatably connected to two second driving wheels through driving belts, and the two second driving wheels are fixedly connected to the surfaces of the two sleeves.

[0009] As a further description of the above technical solution: the connecting mechanism includes a shaft rod arranged at the bottom of the base, both ends of the shaft rod are connected to a first pulley, the sides of the two first pulleys are rotatably connected to a second pulley through a belt, and the two second pulleys are fixedly connected to the surfaces of the two connecting rods.

[0010] As a further description of the above technical solution: both sides of the shaft surface are rotatably connected to the bottom of the base through a bearing seat.

[0011] As a further description of the above technical solution: the support frame includes a support rod installed on the upper surface of the base, the other end of the support rod is connected to a C-shaped card frame, and the C-shaped card frame is slidably connected to the surface of the driving circle.

[0012] As a further description of the above technical solution: the inner top wall of the bent gear rod is tightly fitted with the square frame.

[0013] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0014] 1. Through the setting of the first driving mechanism and the clamping mechanism, when in use, the second motor is started to drive the two first driving wheels to rotate, the rotation of the two first driving wheels drives the second driving wheels on both sides to rotate, the rotation of the second driving wheels drives the second gears on both sides to rotate, the rotation of the second gears on both sides drives the bent gear rod to be engaged to move horizontally, the bent gear rod moves horizontally to push the penetrating rod, and then the movement of the penetrating rod drives the clamping cone to move, thereby clamping and fixing the workpiece, thereby avoiding accidental slippage during flipping and reducing the risk of flipping.

[0015] 2. Through the setting of the second mechanism and the connecting mechanism, the first motor is started during use, and the two first pulleys and the second pulley are driven to rotate through the shaft rod, and then the rotation of the two first pulleys drives the two first gears to rotate, the rotation of the two first gears drives the gear ring to rotate, and the rotation of the gear ring drives the driving ring to rotate, and then the workpiece clamped inside the driving ring is rotated, so that the workpiece can be flipped at any angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It shows a schematic diagram of the overall structure provided by an embodiment of the present invention;

[0017] Figure 2 A schematic diagram of the support frame structure provided in an embodiment of the present invention is shown;

[0018] Figure 3 It shows a structural schematic diagram of a second driving mechanism provided according to an embodiment of the present invention;

[0019] Figure 4 It shows a structural schematic diagram of a first driving mechanism provided according to an embodiment of the present invention;

[0020] Figure 5 A schematic structural diagram of a clamping mechanism provided according to an embodiment of the present invention is shown;

[0021] Figure 6 It shows a structural schematic diagram of a connecting mechanism provided according to an embodiment of the present invention;

[0022] Figure 7 The embodiment of the present invention provides Figure 1 Schematic diagram of the structure of the enlarged figure at A in the middle.

[0023] Legend:

[0024] 1. Base; 2. Driving circle; 3. Support frame; 301. Support rod; 302. C-type card frame; 4. Folding rod; 5. Square frame; 6. First driving mechanism; 601. Cross plate; 602. Second motor; 603. First driving wheel; 604. Second driving wheel; 7. Clamping mechanism; 701. Through rod; 702. Clamping cone; 703. Bending gear rod; 704. Second gear; 8. Second driving mechanism; 801. Folding plate; 802. First gear; 803. First motor; 804. Gear ring; 9. Connecting mechanism; 901. Shaft; 902. First pulley; 903. Second pulley. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Reference Figure 1-Figure 7 The present embodiment provides an automatic turning device for large workpieces, comprising a base 1 and two driving circles 2, both sides of the two driving circles 2 are slidably connected with a support frame 3, one side of the two driving circles 2 is fixedly connected with a square frame 5 through a folding rod 4, a first driving mechanism 6 is arranged between the two square frames 5, and a clamping mechanism 7 is arranged on the top of the two square frames 5;

[0027] The second driving mechanism 8 includes folding plates 801 installed on both sides of the base 1, one side of the two folding plates 801 is rotatably connected to the first gear 802 through a connecting rod, the other side of one of the folding plates 801 is connected to the first motor 803, and the output end of the first motor 803 is connected to one of the connecting rods. The tooth surfaces of the two first gears 802 are meshed with a gear ring 804, and the two gear rings 804 are fixedly connected to the surface of the driving ring 2, and the two connecting rods are connected by a connecting mechanism 9.

[0028] Among them, the first motor 803 is started, and drives the two first gears 802 to rotate simultaneously through the connecting mechanism 9. The rotation of the two first gears 802 drives the ring gear 804 to rotate, and the rotation of the ring gear 804 drives the driving circle 2 to rotate, thereby rotating the workpiece clamped inside the driving circle 2, so as to flip the workpiece at any angle.

[0029] Specifically, Figure 1 and Figure 5 As shown, the clamping mechanism 7 includes a through rod 701 passing through both sides of the square frame 5, one end of the two through rods 701 is connected to a clamping cone 702, the other end of the two through rods 701 is connected to a bending gear rod 703, a second gear 704 is meshed between the two bending gear rods 703, the interior of the second gear 704 is connected to a sleeve 705, and the sleeve 705 is rotatably connected to the surface of one of the folding rods 4.

[0030] Among them, the rotation of the second driving wheel 604 drives the second gears 704 on both sides to rotate, and the rotation of the second gears 704 on both sides drives the bent gear rod 703 to be engaged to move horizontally, and the horizontal movement of the bent gear rod 703 pushes the through rod 701, and then the movement of the through rod 701 drives the clamping cone 702 to move, thereby clamping and fixing the workpiece, thereby avoiding accidental slippage during flipping.

[0031] Specifically, Figure 1 and Figure 4 As shown, the first driving mechanism 6 includes a horizontal plate 601 arranged between two square frames 5, and the top of the bottom of the horizontal plate 601 is fixedly connected to a second motor 602, the output shaft of the second motor 602 is connected to two first driving wheels 603, the sides of the two first driving wheels 603 are rotatably connected to two second driving wheels 604 through driving belts, and the two second driving wheels 604 are fixedly connected to the surfaces of two sleeves 705.

[0032] The second motor 602 is started to drive the two first driving wheels 603 to rotate, the rotation of the two first driving wheels 603 drives the second driving wheels 604 on both sides to rotate, and the rotation of the second driving wheels 604 drives the second gears 704 on both sides to rotate.

[0033] Specifically, Figure 6As shown, the connecting mechanism 9 includes a shaft rod 901 arranged at the bottom of the base 1, and both ends of the shaft rod 901 are connected to first pulleys 902. The sides of the two first pulleys 902 are rotatably connected to second pulleys 903 through belts, and the two second pulleys 903 are fixedly connected to the surfaces of the two connecting rods.

[0034] The first motor 803 is started, and drives the two first pulleys 902 and the second pulley 903 to rotate through the shaft 901 , and then the two first pulleys 902 rotate to drive the two first gears 802 to rotate.

[0035] Specifically, Figure 6 As shown, both sides of the surface of the shaft rod 901 are rotatably connected to the bottom of the base 1 through the bearing seats.

[0036] in,.

[0037] Specifically, Figure 2 As shown, the support frame 3 includes a support rod 301 installed on the upper surface of the base 1 , and the other end of the support rod 301 is connected to a C-shaped clamping frame 302 , and the C-shaped clamping frame 302 is slidably connected to the surface of the driving circle 2 .

[0038] The C-shaped clamping frame 302 is slidably connected to the driving ring 2 , so that the driving ring 2 can be supported through the support rod 301 without hindering the driving ring 2 from turning over and rotating.

[0039] Specifically, Figure 5 As shown, the inner top wall of the bent gear rod 703 is tightly fitted with the square frame 5.

[0040] The bent gear rod 703 is tightly fitted to the square frame 5 to prevent the bent gear rod 703 from moving horizontally and avoid skewing.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic turning device for large workpieces, comprising a base (1) and two driving circles (2), both sides of the two driving circles (2) are slidably connected to a support frame (3), one side of the two driving circles (2) is fixedly connected to a square frame (5) through a folding rod (4), a first driving mechanism (6) is arranged between the two square frames (5), and a clamping mechanism (7) is arranged on the top of the two square frames (5); The second driving mechanism (8) comprises folding plates (801) mounted on both sides of the base (1), one side of the two folding plates (801) being rotatably connected to a first gear (802) via a connecting rod, the other side of one of the folding plates (801) being connected to a first motor (803), and the output end of the first motor (803) being connected to one of the connecting rods. The tooth surfaces of the two first gears (802) are meshed with a gear ring (804), and the two gear rings (804) are fixedly connected to the surface of the driving ring (2), and the two connecting rods are connected via a connecting mechanism (9).

2. The automatic turning device for large workpieces according to claim 1, characterized in that: The clamping mechanism (7) comprises through rods (701) passing through both sides of the square frame (5); one end of the two through rods (701) is connected to a clamping cone (702); the other end of the two through rods (701) is connected to a bending gear rod (703); a second gear (704) is meshed between the two bending gear rods (703); a sleeve (705) is connected inside the second gear (704); and the sleeve (705) is rotatably connected to the surface of one of the folding rods (4).

3. The automatic turning device for large workpieces according to claim 1, characterized in that: The first driving mechanism (6) comprises a horizontal plate (601) arranged between two square frames (5); a second motor (602) is fixedly connected to the top of the bottom of the horizontal plate (601); an output shaft of the second motor (602) is connected to two first driving wheels (603); the sides of the two first driving wheels (603) are rotatably connected to two second driving wheels (604) via a driving belt; and the two second driving wheels (604) are fixedly connected to the surfaces of the two sleeves (705).

4. The automatic turning device for large workpieces according to claim 1, characterized in that: The connecting mechanism (9) comprises a shaft (901) arranged at the bottom of the base (1), both ends of the shaft (901) are connected to first pulleys (902), the sides of the two first pulleys (902) are rotatably connected to second pulleys (903) via belts, and the two second pulleys (903) are fixedly connected to the surfaces of the two connecting rods.

5. The automatic turning device for large workpieces according to claim 4, characterized in that: Both sides of the surface of the shaft rod (901) are rotatably connected to the bottom of the base (1) via a bearing seat.

6. The automatic turning device for large workpieces according to claim 1, characterized in that: The support frame (3) comprises a support rod (301) mounted on the upper surface of the base (1); the other end of the support rod (301) is connected to a C-shaped card frame (302); and the C-shaped card frame (302) is slidably connected to the surface of the driving ring (2).

7. The automatic turning device for large workpieces according to claim 2, characterized in that: The inner top wall of the bent tooth rod (703) is tightly fitted with the square frame (5).

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