Wind power offshore spindle fine boring tool

Abstract

The utility model discloses a wind power offshore spindle fine boring tool which comprises a boring machine workbench and a large-head lower support arranged at the upper end of the boring machine workbench, a large-head upper gland is arranged above the large-head lower support, and at least two fastening bolts are connected to one side of the large-head upper gland in a threaded screwing mode. The fastening bolt extends to the lower end of the large-head upper gland, the end, away from the large-head upper gland, of the fastening bolt is connected with the large-head lower support in a threaded screwing mode, a small-head lower support is arranged on the side, located on the large-head lower support, of the boring machine workbench, and a small-end pressing plate is arranged above the small-head lower support. The upper end of the small-end pressing plate is provided with at least two fastening bolts, and the fastening bolts are in threaded screwing connection with the small-end pressing plate and extend to the lower end of the small-end pressing plate; according to the fine boring device, efficient and accurate fastening and supporting of the device can be achieved according to machining spindles of different specifications, and stability and reliability of the device during fine boring machining are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spindle processing, in particular to a fine boring tooling for an off - shore wind power spindle. Background Art

[0002] The spindle is an important component in contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotational accuracy.

[0003] By utilizing the airflow generated offshore, through the conversion of the wind power generation device, the wind power resources in the ocean can be utilized, improving the energy conversion of resources. When the wind power generation device is in use, a spindle is required for rotational support and connection. By performing fine boring processing on it, its safety and stability during use can be improved. However, the existing fine boring tooling cannot tightly support different - sized spindles efficiently and conveniently, affecting the convenience of device use and the accuracy of spindle processing.

[0004] Therefore, we provide a fine boring tooling for an off - shore wind power spindle. Content of the Utility Model

[0005] The purpose of the utility model is to provide a fine boring tooling for an off - shore wind power spindle aiming at the above - mentioned existing technical problems, so as to achieve the effect of correspondingly fastening spindles of various specifications.

[0006] In view of this, the utility model provides a fine boring tooling for an off - shore wind power spindle, which includes a boring machine workbench, and a lower big - end support arranged at the upper end of the boring machine workbench. Above the lower big - end support, there is an upper big - end cover. At least two fastening bolts are threadedly connected to one side of the upper big - end cover. The fastening bolts extend to the lower end of the upper big - end cover, and the ends of the fastening bolts away from the upper big - end cover are threadedly connected to the lower big - end support. On one side of the lower big - end support where the boring machine workbench is located, there is a lower small - end support. Above the lower small - end support, there is a small - end pressing plate. At least two of the above - mentioned fastening bolts are arranged at the upper end of the small - end pressing plate. The fastening bolts are threadedly connected to the small - end pressing plate and extend to its lower end.

[0007] Preferably, a spindle body is arranged between the upper big - end cover and the lower big - end support. One end of the spindle body away from the upper big - end cover is located between the lower small - end support and the small - end pressing plate.

[0008] Preferably, a plurality of support grooves are opened at the upper end of the boring machine workbench. A big - end positioning plate is clamped and connected to the support grooves, and the big - end positioning plate is fixedly connected to the lower big - end support.

[0009] Preferably, a fastening groove is provided at the upper end of the lower support of the large head. There are several fastening grooves, and the lower support of the large head is threadedly engaged with the fastening bolt through the fastening groove.

[0010] Preferably, the lower support of the small head is threadedly engaged with the fastening bolt through the fastening groove, and the fastening groove is provided at the upper end of the lower support of the small head.

[0011] Preferably, a small head positioning plate is fixedly connected to the upper end of the boring machine workbench. There are several small head positioning plates, and the small head positioning plates are used for fixedly supporting the lower support of the small head.

[0012] Preferably, a small head fastening plate is provided on one side of the lower support of the small head. The small head fastening plate is snap-connected to the support groove, and the small head fastening plate is fixedly connected to the lower support of the small head.

[0013] Preferably, several limiting grooves are provided on one side of the lower support of the small head where the main spindle body is located. A large end of a thimble is threadedly engaged inside one side of the limiting groove.

[0014] Preferably, an auxiliary nut is provided on the outer side of the large end of the thimble, and the auxiliary nut is fixedly connected to the large end of the thimble.

[0015] Preferably, the large end of the thimble is located on one side of the main spindle body, and the large end of the thimble is used for tightly supporting the main spindle body.

[0016] Compared with the prior art, the present utility model provides a fine boring tooling for a wind power offshore main spindle, having the following beneficial effects:

[0017] 1. In the present utility model, by placing the positions of the lower supports of the large heads on both sides and the lower support of the small head under the support of the boring machine workbench, and then fastening the main spindle under the tight support of the upper pressing cover of the large head and the small end pressing plate, the stable support effect during the fine boring process of the main spindle is achieved.

[0018] 2. In the present utility model, by moving the positions of the lower supports of the large heads on both sides and the lower support of the small head under the support of the boring machine workbench, and at the same time adjusting and fastening the specifications between the upper pressing cover of the large head and the lower support of the large head, and the small end pressing plate and the lower support of the small head under the support of multiple fastening bolts, the device can be adjusted and fastened according to the length and the specifications at both ends of the main spindle to be processed, so as to achieve the improvement of the device for tightly supporting the processed main spindle with different specifications efficiently and precisely.

[0019] 3. In the present utility model, by supporting the large end of the thimble inside the limiting groove under the support of the lower support of the small head, the effect of adjusting the length of the large end of the thimble is achieved, thereby further improving the effect of the device for precisely positioning according to the processed main spindle with different specifications.

[0020] The parts not involved in this device are the same as those in the prior art or can be implemented using the prior art. The structure of this utility model is simple and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view structural schematic diagram of the precision boring tooling for the offshore wind power main shaft proposed by this utility model;

[0022] Figure 2 It is a structural schematic diagram of the lower support at the large end of the precision boring tooling for the offshore wind power main shaft proposed by this utility model;

[0023] Figure 3 It is a structural schematic diagram of the lower support at the small end of the precision boring tooling for the offshore wind power main shaft proposed by this utility model;

[0024] Figure 4 It is an enlarged structural schematic diagram of part A of the precision boring tooling for the offshore wind power main shaft proposed by this utility model.

[0025] In the figure: 1. Boring machine workbench; 2. Lower support at the large end; 3. Lower support at the small end; 4. Upper gland at the large end; 5. Small end pressing plate; 6. Spindle body; 7. Large end of the center drill; 8. Fastening bolt; 9. Support groove; 10. Large end positioning plate; 11. Fastening groove; 12. Small end positioning plate; 13. Small end fastening plate; 14. Limit groove; 15. Auxiliary nut. SPECIFIC EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of this utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of this utility model. Obviously, the described embodiments are only a part of the embodiments of this utility model, rather than all of the embodiments.

[0027] In the description of this utility model, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the accompanying drawings. It is only for the convenience of describing this utility model 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 should not be construed as a limitation of this utility model.

[0028] Embodiment 1: Precision boring tooling for the offshore wind power main shaft, as Figures 1-4As shown in the figure, it includes a boring machine workbench 1, and a lower big-end support 2 arranged at the upper end of the boring machine workbench 1. Above the lower big-end support 2, there is an upper big-end pressing cover 4. On one side of the upper big-end pressing cover 4, at least two fastening bolts 8 are threadedly engaged. The fastening bolts 8 extend to the lower end of the upper big-end pressing cover 4, and the end of the fastening bolt 8 away from the upper big-end pressing cover 4 is threadedly engaged with the lower big-end support 2. On one side of the lower big-end support 2 on the boring machine workbench 1, there is a lower small-end support 3. Above the lower small-end support 3, there is a small-end pressing plate 5. At least two fastening bolts 8 are arranged at the upper end of the small-end pressing plate 5. The fastening bolts 8 are threadedly engaged with the small-end pressing plate 5 and extend to its lower end. When the device operates, the positions of the two-sided lower big-end supports 2 and the lower small-end support 3 are placed under the support of the boring machine workbench 1, and then the main shaft is fastened under the fastening support of the upper big-end pressing cover 4 and the small-end pressing plate 5, so as to achieve a stable support effect during the precision boring of the main shaft. And by moving the positions of the two-sided lower big-end supports 2 and the lower small-end support 3 under the support of the boring machine workbench 1, and at the same time adjusting and fastening the specifications between the upper big-end pressing cover 4 and the lower big-end support 2, and the small-end pressing plate 5 and the lower small-end support 3 under the support of multiple fastening bolts 8, the device can be adjusted and fastened accordingly according to the length of the processed main shaft and the specifications at both ends, so as to improve the high-efficiency and precise fastening support of the device for different specifications of processed main shafts, thereby improving the stability and reliability of the device during precision boring.

[0029] As Figures 1-4 shown, a main shaft body 6 is arranged between the upper big-end pressing cover 4 and the lower big-end support 2. The end of the main shaft body 6 away from the upper big-end pressing cover 4 is located between the lower small-end support 3 and the small-end pressing plate 5. A number of support grooves 9 are opened at the upper end of the boring machine workbench 1. The support grooves 9 are snap-connected with big-end positioning plates 10. The big-end positioning plates 10 are fixedly connected with the lower big-end support 2. Under the fastening connection support of the upper big-end pressing cover 4 and the lower big-end support 2, and under the connection fastening support of the lower small-end support 3 and the small-end pressing plate 5, and by setting the support specifications on both sides of the lower big-end support 2 and the lower small-end support 3 to be inconsistent, it can perform corresponding precise fastening on the inconsistent specifications at both ends of the main shaft body 6, improving the stable and high efficiency of the device during fastening. And through the support of the support grooves 9 and the boring machine workbench 1, the support stability of the multiple big-end positioning plates 10 for fixing the position of the lower big-end support 2 is ensured.

[0030] As Figures 1-4As shown, the upper end of the lower support of the large head 2 is provided with fastening grooves 11. There are several fastening grooves 11. The lower support of the large head 2 is threadedly engaged with the fastening bolt 8 through the fastening grooves 11. The lower support of the small head 3 is threadedly engaged with the fastening bolt 8 through the fastening grooves 11. The fastening grooves 11 are provided at the upper end of the lower support of the small head 3. By fastening and supporting the fastening bolt 8 in multiple fastening grooves 11, different specifications of fastening and support for the fastening bolt 8 and the lower support of the large head 2 are achieved. And by connecting and supporting the fastening bolt 8 and the lower support of the small head 3 in multiple fastening grooves 11, the lower support of the small head 3 and the fastening bolt 8 can be supported in multiple specifications at the same time, thereby improving the versatility of the fastening methods at both ends of the device.

[0031] Embodiment 2: A fine boring tooling for the offshore main shaft of a wind turbine, as Figures 1-4 As shown, a small head positioning plate 12 is fixedly connected to the upper end of the boring machine workbench 1. There are several small head positioning plates 12. The small head positioning plate 12 is used for the fixed support of the lower support of the small head 3. A small head fastening plate 13 is arranged on one side of the lower support of the small head 3. The small head fastening plate 13 is snap-connected with the support groove 9. The small head fastening plate 13 is fixedly connected to the lower support of the small head 3. By the limiting support of the boring machine workbench 1 and the small head positioning plate 12, the stability and reliability of using the lower support of the small head 3 in a fixed position are achieved. And by the fastening support of the small head fastening plate 13, the effect of limiting and fastening the lower support of the small head 3 is achieved, thereby ensuring the stability when the lower support of the small head 3 is fastened and supported, and further improving the accuracy of the support of the lower support of the small head 3.

[0032] As Figures 1-4 As shown, several limiting grooves 14 are provided on one side of the lower support of the small head 3 where it is located on the main shaft body 6. A large end of the thimble 7 is threadedly engaged inside one side of the limiting groove 14. An auxiliary nut 15 is arranged on the outside of the large end of the thimble 7. The auxiliary nut 15 is fixedly connected to the large end of the thimble 7. The large end of the thimble 7 is located on one side of the main shaft body 6. The large end of the thimble 7 is used for the fastening support of the main shaft body 6. By supporting the large end of the thimble 7 inside the limiting groove 14 under the support of the lower support of the small head 3, the effect of adjusting the length of the large end of the thimble 7 is achieved, thereby further improving the effect of accurately positioning the device according to different specifications of the processed main shaft. And by the rotational support of the auxiliary nut 15, it is convenient to rotate the large end of the thimble 7 and improve the stability and efficiency during its support use.

[0033] Working principle: Place the positions of the lower supports 2 at the big ends on both sides and the lower support 3 at the small end under the support of the boring machine table 1, and then fasten the main shaft under the firm support of the gland 4 at the big end and the pressing plate 5 at the small end, so as to achieve a stable support effect during the fine boring process of the main shaft. And move the positions of the lower supports 2 at the big ends on both sides and the lower support 3 at the small end under the support of the boring machine table 1. At the same time, adjust and fasten the specifications between the gland 4 at the big end and the lower support 2 at the big end, and the pressing plate 5 at the small end and the lower support 3 at the small end under the support of multiple fastening bolts 8, so that the device can be adjusted and fastened accordingly according to the length and the specifications at both ends of the main shaft to be processed, so as to improve the high-efficiency and precise fastening support of the device for the processing main shaft of different specifications, thereby improving the stability and reliability of the device during fine boring processing.

[0034] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A wind power offshore main shaft fine boring tool, comprising a boring machine worktable (1), and a large head lower support (2) arranged at the upper end of the boring machine worktable (1), characterized in that: A large head pressure cover (4) is arranged above the large head lower support (2), and at least two fastening bolts (8) are screwed together on one side of the large head pressure cover (4), and the fastening bolts (8) extend to the lower end of the large head pressure cover (4), and one end of the fastening bolt (8) away from the large head pressure cover (4) is screwed together with the large head lower support (2), and a small head lower support (3) is arranged on one side of the boring machine workbench (1) located on the large head lower support (2), and a small end pressure plate (5) is arranged above the small head lower support (3), and at least two fastening bolts (8) are arranged on the upper end of the small end pressure plate (5), and the fastening bolts (8) are screwed together with the small end pressure plate (5) and extend to the lower end thereof, and the A main shaft body (6) is arranged between the upper pressure cover (4) on the large head and the lower support (2) on the large head. One end of the main shaft body (6) away from the upper pressure cover (4) on the large head is located between the lower support (3) on the small head and the pressure plate (5) on the small end. The lower support (3) on the small head is located on one side of the main shaft body (6) and is provided with a plurality of limiting grooves (14). A large end of an ejector pin (7) is threadedly arranged on one side of the limiting groove (14). An auxiliary nut (15) is arranged on the outer side of the large end of the ejector pin (7). The auxiliary nut (15) is fixedly connected to the large end of the ejector pin (7). The large end of the ejector pin (7) is located on one side of the main shaft body (6). The large end of the ejector pin (7) is used for fastening and supporting the main shaft body (6).

2. The wind power offshore main shaft fine boring tool according to claim 1, characterized in that: A plurality of support grooves (9) are provided at the upper end of the boring machine worktable (1), and a large head positioning plate (10) is clamped and connected to the support groove (9), and the large head positioning plate (10) is fixedly connected to the large head lower support (2).

3. The wind power offshore main shaft fine boring tool according to claim 1, characterized in that: A fastening groove (11) is provided at the upper end of the large-head lower support (2), and there are a plurality of fastening grooves (11). The large-head lower support (2) is threadedly connected to the fastening bolt (8) via the fastening groove (11).

4. The wind power offshore main shaft fine boring tool according to claim 3, characterized in that: The small head lower support (3) is threadably connected to the fastening bolt (8) via the fastening groove (11), and the fastening groove (11) is formed at the upper end of the small head lower support (3).

5. The wind power offshore main shaft fine boring tool according to claim 1, characterized in that: A small head positioning plate (12) is fixedly connected to the upper end of the boring machine worktable (1), and there are a plurality of small head positioning plates (12). The small head positioning plates (12) are used for fixed support of the small head lower support (3).

6. The wind power offshore main shaft fine boring tool according to claim 2, characterized in that: A small head fastening plate (13) is provided on one side of the small head lower support (3), the small head fastening plate (13) is clamped and connected to the support groove (9), and the small head fastening plate (13) is fixedly connected to the small head lower support (3).

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