An assembly line for a double-cylinder hydraulic drive tower

Abstract

The present invention discloses an assembly production line for a double-cylinder hydraulic drive tower, wherein a carrier lifting station comprises a support base and a support frame, a rotating shaft is provided at the bottom of the support frame, two ends of the rotating shaft are respectively installed on the support base through a rotating base, a driving device is installed on the support base, the output end of the driving device is connected to the rotating shaft, a positioning card is installed on the support frame, a hydraulic cylinder bearing assembly station comprises a support base and a mounting platform, a connecting ear assembly station comprises a loading bracket, a loading plate is provided on the loading bracket, a first limiting plate is installed on the loading plate, and two second limiting plates are symmetrically provided on the inner side of the top of the loading bracket. The beneficial effect of the present invention is that the carrier lifting station pre-places the support legs of the drive tower, determines the position of the components to be installed, and drives the support frame to flip through the rotating shaft and the driving device to make it stand upright on the ground, a limiting plate is provided in the loading bracket, and the connecting ears are placed at intervals for easy access.

Description

Technical Field

[0001] The invention belongs to the technical field of solar thermal power generation, and in particular relates to an assembly production line for a double-cylinder hydraulic drive tower. Background Art

[0002] With the development of economy and social progress, the demand for energy is getting higher and higher. Traditional energy sources such as coal, oil and natural gas are becoming increasingly depleted and polluting. Therefore, finding clean new energy has become an urgent issue facing mankind. As a new energy source, solar energy is absolutely clean, pollution-free, inexhaustible, and can be used on a large scale. As a result, various solar energy-based products such as solar water heaters, solar panels, and solar power generation have emerged. Among them, solar power generation, as one of the solar energy utilization technologies, has become the leader with its large amount of electricity resources. The principle of Tianyangneng solar thermal power generation is to focus sunlight on the solar energy collection device through a reflector, use solar energy to heat the heat transfer medium (liquid or gas) in the collection device, and then heat the water to form steam to drive or directly drive the generator to generate electricity.

[0003] At present, solar thermal power generation technology has entered a period of rapid development. Solar parabolic trough power generation is a technology that uses a linear parabolic reflector that tracks the movement of the sun to collect solar radiation into a heat-absorbing tube located at the focal line of the parabola to heat the heat transfer fluid for power generation. The key equipment of the trough power station mainly includes collectors, heat-absorbing tubes and heat storage. Among them, the core of the collector is the driving tracking system, which is the guarantee for the solar thermal collector to fully utilize solar energy. With the help of the driving tracking system, the solar thermal collector can track the sun from sunrise to sunset. The tracking drive system usually adopts a hydraulic drive method. The hydraulic drive tower has the characteristics of large load resistance stiffness and strong operation stability.

[0004] Due to the large size and weight of the hydraulic drive tower, it is very laborious for workers to install the drive tower, and the installation of the drive tower requires high precision, resulting in low production efficiency. Summary of the invention

[0005] The purpose of the present invention is to provide an assembly production line for a double-cylinder hydraulic drive tower which has a simple structure, is easy to assemble quickly, is easy to operate, saves manpower and material resources, and has high production efficiency.

[0006] The technical solution of the present invention is as follows:

[0007] An assembly production line for a double-cylinder hydraulic drive tower, comprising a carrier lifting station, a hydraulic cylinder bearing assembly station, and an auxiliary lifting mechanism, wherein the hydraulic cylinder bearing assembly station is located downstream of the carrier lifting station, and the auxiliary lifting mechanism is arranged directly above the carrier lifting station;

[0008] The carrier lifting station includes a support base and a support frame, a rotating shaft is provided at the bottom of the support frame to be rotatably connected to the support base, a driving device is installed on the support base, an output end of the driving device is connected to the support frame to drive the support frame to flip, a positioning card is installed on the support frame to position two support legs of the drive tower, and a supporting bottom plate is provided at the bottom end of the support frame to ensure the stability of the support legs of the drive tower placed in the support frame and correspond to the position of the hydraulic cylinder bearing assembly station;

[0009] The hydraulic cylinder bearing assembly station includes a support base and a mounting platform, the support base includes a support crossbeam and a support vertical rod perpendicular to the support crossbeam, the mounting platform is installed on the top of the support vertical rod, and a positioning pin is provided on the mounting platform for locating the position of the hydraulic cylinder bearing;

[0010] The auxiliary lifting mechanism comprises a guide rail and a lifting device, and the lifting device moves on the guide rail to cooperate with the support frame to complete the flipping.

[0011] In the above technical solution, a connecting ear assembly station is provided downstream of the hydraulic cylinder bearing assembly station for placing the connecting ear, and the connecting ear assembly station includes a containing bracket, a containing plate is provided on the containing bracket, a first limiting plate is installed on the containing plate, and two second limiting plates are symmetrically provided on the inner side of the top end of the containing bracket for clamping the connecting ear placed in the containing bracket.

[0012] In the above technical solution, both ends of the rotating shaft are inserted into and installed in the rotating base.

[0013] In the above technical solution, a protrusion is formed at the front end of the positioning clamping plate to limit the top end of the supporting leg.

[0014] In the above technical solution, the number of the supporting crossbeams is two, two supporting vertical rods are installed on each supporting crossbeam, and the mounting platform is installed between the two supporting vertical rods.

[0015] In the above technical solution, the number of the positioning pins is at least 2, and the positioning pins are arranged along the diagonal position on each of the mounting platforms to position the hydraulic cylinder bearing seat to be assembled.

[0016] In the above technical solution, a plurality of first limiting grooves are formed on the first limiting plate.

[0017] In the above technical solution, each of the second limiting plates is provided with a second limiting groove, and the first limiting groove has the same size as the second limiting groove.

[0018] In the above technical solution, universal wheels are provided at the bottom of the container bracket.

[0019] Another object of the present invention is to provide an assembly method for an assembly line of a double-cylinder hydraulic drive tower, comprising the following steps:

[0020] (1) The two support legs of the driving tower are placed on the support frame, the position of the driving tower support legs is positioned by the support base plate and the positioning card plate, and the base of the hydraulic driving cylinder is installed to the corresponding position of the support legs;

[0021] (2) Assembling the hydraulic drive cylinder and its bearing seat into a hydraulic cylinder bearing assembly at the hydraulic cylinder bearing assembly station;

[0022] (3) Adjust the auxiliary lifting mechanism to move it to the top of the support frame, start the driving device, extend the hook of the auxiliary lifting mechanism downward and hook it tightly with the support frame, and drive the support frame to flip 90° along the rotation axis under the action of the driving device and the auxiliary lifting mechanism, so that the support leg of the drive tower can stand vertically on the ground, and flip it to the hydraulic cylinder bearing assembly station, and install the assembled hydraulic cylinder bearing assembly to the corresponding position of the support leg of the drive tower standing upright on the ground;

[0023] (4) Take out the connecting ears and install them on both sides of the hydraulic cylinder bearing assembly to complete the assembly.

[0024] The advantages and positive effects of the present invention are:

[0025] 1. The carrier lifting station positions the support legs of the drive tower pre-placed on the support frame through the support base plate to determine the position of the parts to be installed, and drives the support frame to flip it upright on the ground through the rotating shaft and drive device to facilitate the completion of subsequent installation.

[0026] 2. The connecting ears placed in the bracket are placed at equal intervals, which is convenient for installation and removal, and effectively avoids mutual friction and damage between the connecting ears; and can ensure the neatness of the connecting ears and improve installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of an assembly production line for a double-cylinder hydraulic drive tower of the present invention;

[0028] Figure 2 It is a structural schematic diagram of the carrier lifting station in the present invention;

[0029] Figure 3 It is a top view of the hydraulic cylinder bearing assembly station in the present invention;

[0030] Figure 4 It is a top view of the containing bracket in the present invention.

[0031] In the figure:

[0032] 1. Carrier lifting station 2. Hydraulic cylinder bearing assembly station 3. Connecting ear assembly station

[0033] 4. Auxiliary lifting mechanism 5. Support base 6. Support frame

[0034] 7. Rotating shaft 8. Rotating base 9. Driving device

[0035] 10. Positioning card 11. Support base 12. Installation platform

[0036] 13. Support beam 14. Support vertical rod 15. Positioning pin

[0037] 16. Container support 17. Container plate 18. First limit plate

[0038] 19. Second limit plate 20. Guide rail 21. Hoisting device

[0039] 22, supporting bottom plate 23, first limiting groove 24, second limiting groove DETAILED DESCRIPTION

[0040] The present invention is further described in detail below in conjunction with specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention, and in no way limit the protection scope of the present invention.

[0041] Example 1

[0042] As shown in the figure, the assembly production line for a double-cylinder hydraulic drive tower of the present invention includes a carrier lifting station 1, a hydraulic cylinder bearing assembly device 2, and an auxiliary lifting mechanism 4. The hydraulic cylinder bearing assembly device 2 is arranged on the right side of the carrier lifting station 1. The carrier lifting station 1 includes a support base 5 and a support frame 6. A rotating shaft 7 is arranged at the bottom of the support frame 6. Both ends of the rotating shaft 7 are respectively installed on the support base 5 through a rotating base 8. Both ends of the rotating shaft 7 are inserted and installed in the rotating base 8. A driving device 9 (such as a flip cylinder) is installed on the support base 5. The output shaft of the flip cylinder 9 is connected to the support frame 6. When the support frame 6 is in a vertical state, a supporting bottom plate 22 is arranged at the bottom of the support frame 6. The supporting bottom plate 22 is used to ensure the stability of the driving tower support legs placed in the support frame 6, and the length of the supporting bottom plate 22 is greater than that of the support frame 6. length; the support frame 6 is driven by the flip cylinder 9 and cooperates with the auxiliary lifting mechanism 4 to drive the support frame 6 to rotate 90° with the rotating shaft 7 as the axis, so that the driving tower support legs placed in the support frame 6 can stand upright on the ground; the hydraulic cylinder bearing assembly station 2 includes a support base 11 and a mounting platform 12, the support base 11 includes a support beam 13 installed on the ground and a support vertical rod 14 perpendicular to the support beam 13, the mounting platform 12 is installed on the top of the support vertical rod 25, there are two support beams 13 installed on the ground, two support vertical rods 14 are installed on each support beam 13, and a mounting platform 12 is installed between the two support vertical rods 14, and the upper surface of each mounting platform 12 is provided with two locating pins 15 at a diagonal position, which are used to locate the position of the hydraulic cylinder bearing, improve the positioning of the hydraulic cylinder bearing, and facilitate the precise installation of the hydraulic cylinder bearing seat.

[0043] Furthermore, a positioning card plate 10 is installed on the support frame 6 for positioning the two support legs of the drive tower. A protrusion is formed at the front end of the positioning card plate 10 for limiting the top of the support legs of the drive tower, thereby better limiting the support legs and preventing the support legs of the drive tower from detaching from the support frame 6 during the flipping process.

[0044] When using an assembly line, the following steps are detailed:

[0045] (1) The two support legs of the driving tower are placed on the support frame 6, and the positions of the support legs of the driving tower are positioned by the support base plate 22 and the positioning card plate 10, and the base of the hydraulic driving cylinder is installed to the corresponding position of the support legs;

[0046] (2) Assembling the hydraulic drive cylinder and its bearing seat into a hydraulic cylinder bearing assembly at hydraulic cylinder bearing assembly station 2;

[0047] (3) Adjust the auxiliary lifting mechanism 4 to move it to the top of the support frame 6, start the driving device 9, and the lifting device 21 of the auxiliary lifting mechanism 4 extends downward to hook the support frame 6. Under the action of the driving device 9 and the auxiliary lifting mechanism 4, the support frame 6 is driven to flip 90° along the rotation axis 7 to realize that the driving tower support leg is vertically upright on the ground, and flip it to the hydraulic cylinder bearing assembly station 2, and install the assembled hydraulic cylinder bearing assembly to the corresponding position of the driving tower support leg upright on the ground;

[0048] (4) Take out the connecting ears and install them on both sides of the hydraulic cylinder bearing assembly to complete the assembly.

[0049] The hydraulic drive cylinder and the hydraulic cylinder bearing assembly are pre-installed on the carrier lifting station 1 and the hydraulic cylinder bearing assembly station 2 respectively, and then the connecting ears are installed. The workpieces to be assembled are accurately assembled in parts, and then the drive tower is turned over so that the workpieces assembled in parts can be installed separately, which improves the assembly accuracy and installation efficiency.

[0050] Example 2

[0051] On the basis of Example 1, the connecting ear assembly station 3 includes a loading bracket 16, on which a loading plate 17 is provided, on which a first limiting plate 18 is installed, and two second limiting plates 19 are symmetrically provided on the inner side of the top of the loading bracket 16, for engaging the connecting ear placed in the loading bracket 16, and six first limiting grooves 23 are provided on the first limiting plate 18, and a second limiting groove 24 is provided on the second limiting plate, and the first limiting groove 23 and the second limiting groove 24 have the same size, which are used to engage and limit the position of the connecting ear, so that the staff can quickly remove the connecting ear during assembly; the auxiliary lifting mechanism 4 includes a guide rail 20 and a lifting device 21, and the lifting device 21 (such as an electric hoist) moves on the guide rail 20, and is used to cooperate with the support frame 6 to complete the flipping.

[0052] The plurality of limiting grooves allow the connecting ears to be placed in the containing bracket 16 at equal intervals, which facilitates the removal of the connecting ears and effectively avoids friction between the connecting ears, reduces damage to the workpiece, and ensures the neatness of the connecting ears.

[0053] Example 3

[0054] On the basis of Example 2, universal wheels are provided at the bottom of the containing bracket 16, which facilitates access to the connecting ears and is easy to move. There is no need to manually carry the connecting ears, which saves time and effort and improves work efficiency.

[0055] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. An assembly method for an assembly production line of a double-cylinder hydraulic drive tower, characterized in that: The assembly production line includes a carrier lifting station, a hydraulic cylinder bearing assembly station, and an auxiliary lifting mechanism, wherein the hydraulic cylinder bearing assembly station is located downstream of the carrier lifting station, and the auxiliary lifting mechanism is arranged directly above the carrier lifting station; The carrier lifting station includes a support base and a support frame, a rotating shaft is provided at the bottom of the support frame to be rotatably connected to the support base, a driving device is installed on the support base, an output end of the driving device is connected to the support frame to drive the support frame to flip, a positioning card is installed on the support frame to position two support legs of the drive tower, and a supporting bottom plate is provided at the bottom end of the support frame to ensure the stability of the support legs of the drive tower placed in the support frame and correspond to the position of the hydraulic cylinder bearing assembly station; The hydraulic cylinder bearing assembly station includes a support base and a mounting platform, the support base includes a support crossbeam and a support vertical rod perpendicular to the support crossbeam, the mounting platform is installed on the top of the support vertical rod, and a positioning pin is provided on the mounting platform for locating the position of the hydraulic cylinder bearing; The auxiliary lifting mechanism includes a guide rail and a lifting device, and the lifting device moves on the guide rail to cooperate with the support frame to complete the flipping; A connecting ear assembly station is provided downstream of the hydraulic cylinder bearing assembly station for containing the connecting ear, and the connecting ear assembly station includes a containing bracket, a containing plate is provided on the containing bracket, a first limiting plate is installed on the containing plate, and two second limiting plates are symmetrically provided on the inner side of the top end of the containing bracket for clamping the connecting ear placed in the containing bracket; The assembly method of the assembly production line comprises the following steps: (1) The two support legs of the driving tower are placed on the support frame, the position of the driving tower support legs is positioned by the support base plate and the positioning card plate, and the base of the hydraulic driving cylinder is installed to the corresponding position of the support legs; (2) Assembling the hydraulic drive cylinder and its bearing seat into a hydraulic cylinder bearing assembly at the hydraulic cylinder bearing assembly station; (3) Adjust the auxiliary lifting mechanism to move it to the top of the support frame, start the driving device, extend the hook of the auxiliary lifting mechanism downward and hook it tightly with the support frame, and drive the support frame to flip 90° along the rotation axis under the action of the driving device and the auxiliary lifting mechanism, so that the support leg of the drive tower can stand vertically on the ground, and flip it to the hydraulic cylinder bearing assembly station, and install the assembled hydraulic cylinder bearing assembly to the corresponding position of the support leg of the drive tower standing upright on the ground; (4) Take out the connecting ears and install them on both sides of the hydraulic cylinder bearing assembly to complete the assembly.

2. The assembly line according to claim 1, characterized in that: The two ends of the rotating shaft are inserted into and installed in the rotating base.

3. The assembly line according to claim 2, characterized in that: A protrusion is formed at the front end of the positioning clamping plate, which is used to limit the top end of the supporting leg.

4. The assembly line according to claim 3, characterized in that: There are two supporting crossbeams, two supporting vertical rods are installed on each supporting crossbeam, and the installation platform is installed between the two supporting vertical rods.

5. The assembly line according to claim 4, characterized in that: The number of the positioning pins is at least 2, and the positioning pins are arranged along the diagonal position on each of the mounting platforms to position the hydraulic cylinder bearing seat to be assembled.

6. The assembly line according to claim 5, characterized in that: The first limiting plate is provided with a plurality of first limiting grooves.

7. The assembly line according to claim 6, characterized in that: Each of the second limiting plates is provided with a second limiting groove, and the first limiting groove has the same size as the second limiting groove.

8. The assembly line according to claim 7, characterized in that: The bottom of the container support is provided with universal wheels.

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