Auxiliary alignment mechanism for welding wind power tower

Abstract

The utility model discloses an auxiliary alignment mechanism for wind power tower welding, which relates to the technical field of wind power tower welding and comprises a base, an adjusting component is arranged in an inner cavity of the base, a transmission component is arranged on the outer side of the base, and the front end of the transmission component is connected with the rear end of the adjusting component. A first bearing seat and a second bearing seat are installed at the front end and the rear end of the top of the adjusting assembly correspondingly, auxiliary wheel assemblies and driving wheel assemblies are arranged at the tops of the first bearing seat and the second bearing seat correspondingly, and a barrel is placed between the auxiliary wheel assemblies and the driving wheel assemblies. Through cooperative arrangement of a second mounting plate, a second electric push rod, a second movable seat, a driving motor, driving wheel bodies and a second vertical plate, the distance between the driving wheel bodies at the left end and the right end can be conveniently adjusted, the mechanism can be suitable for barrels of different sizes, and the universality of the mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power tower welding, in particular to an auxiliary alignment mechanism for wind power tower welding. Background Art

[0002] The wind tower is the tower pole for wind power generation. It mainly plays a supporting role in the wind turbine generator set and absorbs the vibration of the set. The wind tower is usually assembled from multiple identical cylinders. When welding between two cylinders, the two cylinders need to be connected in advance.

[0003] The Chinese utility model patent announcement number CN217618840U discloses a wind power tower outer ring seam welding device, including a base, a welding machine device is arranged above the base, a welding gun is arranged at the bottom of the welding machine device, a working arm is arranged on the top of the welding machine device, a working arm lifting device is arranged on the base, the working arm lifting device is connected to the working arm, a group of first cylinder supports and a group of second cylinder supports are arranged on the base, the first cylinder support and the second cylinder support are respectively located on both sides of the welding gun, a driving motor is arranged on the first cylinder support and the second cylinder support, a driving wheel is arranged on the driving motor, and the driving wheel is pivotally connected to the first cylinder support and the second cylinder support. The utility model is suitable for continuous welding of the outer ring seam of the cylinder during the production process of the wind power tower, can improve the welding working conditions of the outer ring seam of the tower, and is convenient to improve the working efficiency and welding quality, but the spacing between the driving wheels in the above device is not convenient to adjust, and it cannot be well applied to cylinders of different specifications when used, thereby reducing the universality of the device. Utility Model Content

[0004] In order to improve the problem that the spacing between the driving wheels in the above-mentioned device is inconvenient to adjust and cannot be well adapted to cylinders of different specifications when used, thereby reducing the universality of the device, the utility model provides an auxiliary alignment mechanism for wind power tower welding.

[0005] The utility model provides an auxiliary alignment mechanism for wind power tower welding, which adopts the following technical solutions:

[0006] 14. The invention relates to an auxiliary alignment mechanism for welding a wind power tower, comprising a base, an inner cavity of the base being provided with an adjustment assembly, an outer side of the base being provided with a transmission assembly, a front end of the transmission assembly being connected to a rear end of the adjustment assembly, a first bearing seat and a second bearing seat being respectively installed at the front and rear ends of the top of the adjustment assembly, an auxiliary wheel assembly and a driving wheel assembly being respectively installed at the top of the first bearing seat and the second bearing seat, a cylinder being placed between the auxiliary wheel assembly and the driving wheel assembly, the driving wheel assembly comprising two groups of second mounting plates, the two groups of the second mounting plates being respectively installed at the top of the first bearing seat and the second bearing seat, a second electric push rod being installed at the inner side of the two groups of the second mounting plates, a second movable seat being installed at the output end of the two groups of the second electric push rods, a second vertical plate being connected to the top of the two groups of the second movable seats, a driving wheel body being connected between the two groups of the second vertical plates, and a driving motor for driving the driving wheel body to rotate being installed at the outer side of one of the second vertical plates.

[0007] By adopting the above technical solution, the second electric push rod is controlled to be extended and retracted according to the specifications of the cylinder, and the extension and retraction of the second electric push rod drives the second movable seat to move left and right, so that the distance between the driving wheel bodies can be adjusted. When the distance between the driving wheel bodies is adjusted to a suitable position, the two cylinders to be welded are placed on top of the first bearing seat and the second bearing seat, and the two cylinders are effectively contacted with the driving wheel body, so that the mechanism can support cylinders of different specifications, thereby improving the universality of the mechanism.

[0008] Optionally, the adjustment assembly includes two bidirectional screw rods, and the two groups of bidirectional screw rods are respectively connected to the two ends of the inner cavity of the base through bearings, and the two ends of the outer walls of the two bidirectional screw rods are screwed with nuts, and the tops of the four nuts are connected to support rods, and the tops of the four support rods are respectively connected to the bottom of the first bearing seat and the second bearing seat.

[0009] By adopting the above technical solution, the bidirectional screw drives the two sets of nuts to move and approach each other when rotating. When the nut moves, the first bearing seat and the second bearing seat are driven to move and approach each other through the two sets of support rods, so that the two cylinders can be automatically close to each other, thereby improving the practicality of the mechanism.

[0010] Optionally, the transmission assembly includes a shell, which is installed at the rear end of the base, a servo motor is installed in the inner cavity of the shell, a driving shaft is installed at the power output end of the servo motor, a driving pulley is sleeved on the outer wall of the driving shaft, and a driven shaft is connected to the end of the inner cavity of the shell away from the driving shaft through a bearing, a driven pulley is sleeved on the outer wall of the driven shaft, a connecting belt is provided for the external transmission of the driven pulley and the driving pulley, and the front ends of the driven shaft and the driving shaft are respectively fixedly connected to the rear ends of the two groups of the bidirectional screw rods.

[0011] By adopting the above technical solution, when the servo motor is working, the driving shaft drives the driving pulley to rotate, the driving pulley rotates through the connecting belt to drive the driven pulley to rotate, the driven pulley rotates to drive the driven shaft to rotate, and then can drive the two sets of bidirectional screws to rotate synchronously.

[0012] Optionally, a rubber pad is connected to the bottom of the base.

[0013] By adopting the above technical solution, the friction between the rubber pad and the ground is increased, thereby making the mechanism more stable during operation.

[0014] Optionally, the auxiliary wheel assembly includes two groups of first mounting plates, which are respectively mounted on the first bearing seat and the second bearing seat at one end of the top, away from the driving wheel assembly, the first electric push rods are mounted on the inner sides of the two groups of first mounting plates, the first movable seats are mounted on the output ends of the two groups of first electric push rods, the first vertical plates are mounted on the tops of the two groups of first movable seats, and the auxiliary wheel body is connected between the two groups of first vertical plates.

[0015] By adopting the above technical solution, the first electric push rod is telescopically moved to drive the first movable seat to move left and right, so that the distance between the auxiliary wheel bodies can be adjusted, so that the auxiliary wheel bodies are tightly attached to the outside of the cylinder body, and the cylinder body is auxiliary supported by the auxiliary wheel body, so that the two cylinders to be welded are more stable when rotating.

[0016] Optionally, a sliding assembly is provided at the bottom of the first movable seat and the second movable seat, and the sliding assembly includes a slider, which is respectively installed at the bottom of the first movable seat and the second movable seat, and a sliding groove is provided at the top of the first bearing seat and the second bearing seat, and the sliding groove is slidably connected to the slider.

[0017] By adopting the above technical solution, when the first movable seat and the second movable seat move, they can drive the slider to slide in the slide groove, so that the first movable seat and the second movable seat are more stable during the movement.

[0018] In summary, the present invention has at least one of the following beneficial effects:

[0019] By coordinating the second mounting plate, the second electric push rod, the second movable seat, the drive motor, the drive wheel body and the second vertical plate, it is convenient to adjust the distance between the drive wheel bodies at the left and right ends, so that the mechanism can be suitable for cylinders of different sizes, thereby improving the universality of the mechanism.

[0020] By coordinating the adjustment assembly and the transmission assembly, the first bearing seat and the second bearing seat above can be driven to move and approach each other, so that the two cylinders can be automatically pressed against each other, which is easy to operate and has a better outer ring seam welding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the top view structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the top view of the structure of the second movable seat of the utility model;

[0024] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0025] Figure 4 It is a side structural schematic diagram of the utility model.

[0026] In the figure: 1. base; 2. first bearing seat; 3. cylinder; 4. auxiliary wheel assembly; 401. first mounting plate; 402. first electric push rod; 403. first movable seat; 404. auxiliary wheel body; 405. first vertical plate; 5. second bearing seat; 6. driving wheel assembly; 601. second mounting plate; 602. second electric push rod; 603. second movable seat; 604. driving motor; 605. driving wheel body; 606. second vertical plate; 7. adjusting assembly; 701. two-way screw rod; 702. nut; 703. support rod; 8. transmission assembly; 801. shell; 802. driven pulley; 803. driven shaft; 804. connecting belt; 805. servo motor; 806. driving pulley; 807. driving shaft; 9. sliding assembly; 901. slide groove; 902. slider; 10. rubber pad. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-4 The utility model is described in further detail.

[0028] Please refer to the attached figure in the instruction manual Figure 1 and Figure 3The utility model provides an embodiment: an auxiliary alignment mechanism for wind power tower welding, comprising a base 1, an inner cavity of the base 1 is provided with an adjustment component 7, and a rubber pad 10 is fixedly connected to the bottom of the base 1. The friction between the rubber pad 10 and the ground is increased, thereby making the mechanism more stable during operation.

[0029] Please refer to the attached figure in the instruction manual Figure 1 and Figure 3 The outer side of the base 1 is provided with a transmission assembly 8, the front end of the transmission assembly 8 is connected to the rear end of the adjustment assembly 7, the front and rear ends of the top of the adjustment assembly 7 are respectively installed with a first bearing seat 2 and a second bearing seat 5, the tops of the first bearing seat 2 and the second bearing seat 5 are both provided with an auxiliary wheel assembly 4 and a driving wheel assembly 6, and a cylinder 3 is placed between the auxiliary wheel assembly 4 and the driving wheel assembly 6, and the adjustment assembly 7 includes two bidirectional screw rods 701, the two groups of bidirectional screw rods 701 are respectively rotatably connected to the two ends of the inner cavity of the base 1 through bearings, the two ends of the outer walls of the two bidirectional screw rods 701 are screwed with screw nuts 702, the tops of the four screw nuts 702 are fixedly connected with support rods 703, and the tops of the four support rods 703 are respectively fixedly connected to the bottoms of the first bearing seat 2 and the second bearing seat 5. When the bidirectional screw rod 701 rotates, it drives the two groups of screw nuts 702 to move and approach, and when the screw nuts 702 move, they drive the first bearing seat 2 and the second bearing seat 5 to move and approach through the two groups of support rods 703, so that the two cylinders 3 can automatically fit tightly, thereby improving the practicality of the mechanism.

[0030] Please refer to the attached figure in the instruction manual Figure 1 The transmission assembly 8 includes a shell 801, which is installed at the rear end of the base 1. A servo motor 805 is installed in the inner cavity of the shell 801. A driving shaft 807 is installed at the power output end of the servo motor 805. A driving pulley 806 is fixedly sleeved on the outer wall of the driving shaft 807. The end of the inner cavity of the shell 801 away from the driving shaft 807 is rotatably connected to a driven shaft 803 through a bearing. A driven pulley 802 is fixedly sleeved on the outer wall of the driven shaft 803. A connecting belt 804 is provided for the external transmission of the driven pulley 802 and the driving pulley 806. The front ends of the driven shaft 803 and the driving shaft 807 are respectively fixedly connected to the rear ends of the two groups of bidirectional screw rods 701. When the servo motor 805 is working, the driving pulley 806 is driven to rotate through the driving shaft 807. The driving pulley 806 drives the driven pulley 802 to rotate through the connecting belt 804. The driven pulley 802 drives the driven shaft 803 to rotate, which can drive the two sets of bidirectional screw rods 701 to rotate synchronously.

[0031] Please refer to the attached figure in the instruction manual Figure 1 , Figure 2 Figure 4The auxiliary wheel assembly 4 includes two groups of first mounting plates 401, which are respectively mounted on the top of the first bearing seat 2 and the second bearing seat 5 at one end away from the driving wheel assembly 6. The inner sides of the two groups of first mounting plates 401 are both mounted with first electric push rods 402, and the output ends of the two groups of first electric push rods 402 are both fixedly mounted with first movable seats 403. The tops of the two groups of first movable seats 403 are both vertically mounted with first vertical plates 405, and the auxiliary wheel bodies 404 are rotatably connected between the two groups of first vertical plates 405. The first electric push rods 402 are telescopically driven to move the first movable seats 403 left and right, so that the spacing between the auxiliary wheel bodies 404 can be adjusted, so that the auxiliary wheel bodies 404 are closely attached to the outer side of the cylinder 3, and the cylinder 3 is supported by the auxiliary wheel bodies 404, so that the two cylinders 3 to be welded are more stable when rotating.

[0032] Please refer to the attached figure in the instruction manual Figure 2 , Figure 3 and Figure 4 The driving wheel assembly 6 includes two groups of second mounting plates 601, which are respectively mounted on the top of the first bearing seat 2 and the second bearing seat 5, and the inner sides of the two groups of second mounting plates 601 are mounted with second electric push rods 602, and the output ends of the two groups of second electric push rods 602 are mounted with second movable seats 603, and the tops of the two groups of second movable seats 603 are vertically connected with second vertical plates 606, and the driving wheel body 605 is rotatably connected between the two groups of second vertical plates 606, and a driving motor 604 for driving the driving wheel body 605 to rotate is mounted on the outer side of one of the second vertical plates 606.

[0033] Please refer to the attached figure in the instruction manual Figure 2 and Figure 3 The bottom of the first movable seat 403 and the second movable seat 603 are both provided with a sliding assembly 9, and the sliding assembly 9 includes a slider 902, which is fixedly mounted on the bottom of the first movable seat 403 and the second movable seat 603, respectively. The top of the first bearing seat 2 and the second bearing seat 5 are both provided with a slide groove 901, and the slide groove 901 is slidably connected with the slider 902. When the first movable seat 403 and the second movable seat 603 are moving, the slider 902 can be driven to slide in the slide groove 901, so that the first movable seat 403 and the second movable seat 603 are more stable during the movement.

[0034] Working principle: When in use, according to the specifications of the cylinder 3, the first electric push rod 402 and the second electric push rod 602 are controlled to extend and retract. The extension and retraction of the first electric push rod 402 drives the first movable seat 403 to move left and right, so as to adjust the distance between the auxiliary wheel bodies 404. The extension and retraction of the second electric push rod 602 drives the second movable seat 603 to move left and right, so as to adjust the distance between the driving wheel bodies 605. When the distance between the auxiliary wheel body 404 and the driving wheel body 605 is adjusted to a suitable position, the two cylinders 3 to be welded are placed on top of the first bearing seat 2 and the second bearing seat 5, and the two cylinders 3 are effectively contacted with the auxiliary wheel body 404 and the driving wheel body 605.

[0035] Then the staff starts the servo motor 805. When the servo motor 805 is working, it drives the driving pulley 806 to rotate through the driving shaft 807. The driving pulley 806 rotates and drives the driven pulley 802 to rotate through the connecting belt 804. The driven pulley 802 rotates and drives the driven shaft 803 to rotate, which can drive the two sets of bidirectional screw rods 701 to rotate. The rotation of the bidirectional screw rods 701 drives the two sets of nuts 702 to move and approach each other. When the nuts 702 move, they drive the first bearing seat 2 and the second bearing seat 5 to move and approach each other through the support rod 703 until the two cylinders 3 are in close contact. At this time, the drive motor 604 is started, and the drive motor 604 drives the drive wheel body 605 to rotate, which drives the cylinder 3 to rotate, so that the external welding device can weld the two cylinders 3.

[0036] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An auxiliary alignment mechanism for wind power tower welding, comprising a base (1), characterized in that: An adjusting assembly (7) is arranged in the inner cavity of the base (1), a transmission assembly (8) is arranged on the outer side of the base (1), the front end of the transmission assembly (8) is connected to the rear end of the adjusting assembly (7), the front and rear ends of the top of the adjusting assembly (7) are respectively installed with a first bearing seat (2) and a second bearing seat (5), the tops of the first bearing seat (2) and the second bearing seat (5) are both provided with an auxiliary wheel assembly (4) and a driving wheel assembly (6), and a cylinder (3) is placed between the auxiliary wheel assembly (4) and the driving wheel assembly (6); The driving wheel assembly (6) comprises two groups of second mounting plates (601), the two groups of second mounting plates (601) being mounted on the top of the first bearing seat (2) and the second bearing seat (5) respectively, the inner sides of the two groups of second mounting plates (601) are both mounted with second electric push rods (602), the output ends of the two groups of second electric push rods (602) are both mounted with second movable seats (603), the tops of the two groups of second movable seats (603) are both connected with second vertical plates (606), a driving wheel body (605) is connected between the two groups of second vertical plates (606), and a driving motor (604) for driving the driving wheel body (605) to rotate is mounted on the outer side of one of the second vertical plates (606).

2. The auxiliary alignment mechanism for wind power tower welding according to claim 1, characterized in that: The adjustment assembly (7) comprises two bidirectional screw rods (701), the two groups of bidirectional screw rods (701) are respectively connected to the two ends of the inner cavity of the base (1) through bearings, the two ends of the outer walls of the two bidirectional screw rods (701) are screwed with nuts (702), the tops of the four nuts (702) are connected to support rods (703), and the tops of the four support rods (703) are respectively connected to the bottoms of the first bearing seat (2) and the second bearing seat (5).

3. The auxiliary alignment mechanism for wind power tower welding according to claim 2, characterized in that: The transmission assembly (8) comprises a housing (801), wherein the housing (801) is mounted at the rear end of the base (1), a servo motor (805) is mounted in the inner cavity of the housing (801), a driving shaft (807) is mounted at the power output end of the servo motor (805), a driving pulley (806) is sleeved on the outer wall of the driving shaft (807), a driven shaft (803) is connected to the end of the inner cavity of the housing (801) away from the driving shaft (807) via a bearing, a driven pulley (802) is sleeved on the outer wall of the driven shaft (803), a connecting belt (804) is provided for external transmission of the driven pulley (802) and the driving pulley (806), and the front ends of the driven shaft (803) and the driving shaft (807) are respectively fixedly connected to the rear ends of the two groups of bidirectional screw rods (701).

4. The auxiliary alignment mechanism for wind power tower welding according to claim 1, characterized in that: The bottom of the base (1) is connected to a rubber pad (10).

5. The auxiliary alignment mechanism for wind power tower welding according to claim 1, characterized in that: The auxiliary wheel assembly (4) comprises two groups of first mounting plates (401), the two groups of the first mounting plates (401) being respectively mounted on the top of the first bearing seat (2) and the second bearing seat (5) at one end away from the driving wheel assembly (6), the inner sides of the two groups of the first mounting plates (401) are both mounted with first electric push rods (402), the output ends of the two groups of the first electric push rods (402) are both mounted with first movable seats (403), the tops of the two groups of the first movable seats (403) are both mounted with first vertical plates (405), and the auxiliary wheel body (404) is connected between the two groups of the first vertical plates (405).

6. The auxiliary alignment mechanism for wind power tower welding according to claim 5, characterized in that: The bottom of the first movable seat (403) and the bottom of the second movable seat (603) are both provided with a sliding assembly (9), and the sliding assembly (9) includes a slider (902), and the slider (902) is respectively installed on the bottom of the first movable seat (403) and the bottom of the second movable seat (603), and the top of the first bearing seat (2) and the second bearing seat (5) are both provided with a sliding groove (901), and the sliding groove (901) is slidably connected to the slider (902).

Images