CN115824100A - Magnetic type tower cylinder flange plane data acquisition device - Google Patents

Abstract

A magnetic type tower cylinder flange plane data acquisition device relates to the technical field of wind power tower cylinder production detection. The aforesaid magnetism is inhaled formula tower section of thick bamboo flange plane data acquisition device includes through magnetic force adsorb on a tower section of thick bamboo outer wall and can be around the mobile unit of its global removal and be used for gathering the detecting element of the plane data of flange terminal surface, detecting element installs on the mobile unit and along the plane data of flange circumferential movement in order to gather the flange terminal surface under the drive of mobile unit. Above-mentioned formula tower section of thick bamboo flange plane data acquisition device is inhaled to magnetism simple structure, convenient operation, the size is little, and it is very convenient to carry between each tower section of thick bamboo flange that awaits measuring, and occupation space is also little.

Description

Magnetic type tower cylinder flange plane data acquisition device

Technical Field

The invention relates to the technical field of production and detection of wind power towers, in particular to a magnetic type tower flange plane data acquisition device.

Background

Because the height and the diameter of the tower cylinder of the wind generating set are larger, the tower cylinder cannot be integrally formed, the existing tower cylinder of the wind generating set is formed by connecting a plurality of sections of cylindrical cylinder bodies or conical cylinder body units, large-size flanges are designed at two ends of each cylinder body unit, and the cylinder body units are connected in a matched mode through the large-size flanges and high-strength fastening bolts. Obviously, the flatness of the large-size flanges is an important factor influencing the splicing of the tower drum, and if the flatness of the flanges does not meet the requirement, the safety and the service life of the tower drum can be seriously influenced after the tower drum of the wind generating set is spliced.

At present, the traditional detection means such as the existing indicator method cannot meet the detection requirement of wind power tower cylinder production, and more companies begin to detect the flange flatness by adopting a 3D industrial camera. Chinese patent document CN202010282278 discloses a flatness detecting method for a tower flange of a wind turbine generator system, wherein an adopted flatness detecting device comprises a plurality of components such as a rack, a lifting module, a rotating module, a linear module, a 3D vision detecting module and a master control module, the whole equipment is complex, and the length of a rotating arm therein is equivalent to the diameter of the tower flange, so that the size of the whole equipment is quite large, the carrying is quite inconvenient and the occupied space is large.

Disclosure of Invention

The invention aims to provide a magnetic absorption type tower cylinder flange plane data acquisition device which is simple in structure, small in size and convenient to carry.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a formula tower section of thick bamboo flange plane data acquisition device is inhaled to magnetism, includes through magnetic force adsorb on a tower section of thick bamboo outer wall and can be around the mobile unit of its global removal and be used for gathering the detecting element of the plane data of flange terminal surface, detecting element installs on the mobile unit and follows the plane data of flange circumferential movement in order to gather the flange terminal surface under the drive of mobile unit.

Preferably, the moving unit is connected with a pushing part, an included angle is formed between static friction force applied to the moving unit and the end face of the flange in the moving process, and the pushing part is pushed to abut against the end face of the flange by component force of the static friction force in the direction parallel to the axis of the flange.

Preferably, the moving unit comprises a support and a roller for supporting and driving the support to move, the roller has magnetic force, the support is provided with a driving motor and a power supply for driving the roller to rotate, and when the roller moves on the outer wall of the tower, an included angle exists between the axis of the roller and the axis of the flange.

Preferably, the mobile unit is connected with a clamping assembly for clamping the inner circumferential surface and the outer circumferential surface of the flange or the tower to prevent the flange or the tower from falling off when the mobile unit moves on the outer wall of the tower.

Preferably, the mobile unit includes the support and is used for supporting and driving the gyro wheel that the support removed, the gyro wheel has magnetic force, be equipped with on the support and be used for driving gyro wheel pivoted driving motor and power, the detecting element is fixed on the support through the installation pole, centre gripping subassembly linking bridge.

Preferably, the clamping assembly comprises two clamping plates with adjustable intervals, a first protruding portion is arranged on the working surface of each clamping plate, and the first protruding portion is in contact with the inner circumferential surface and the outer circumferential surface of the flange or the tower drum so as to reduce friction resistance between the clamping assembly and the flange or the tower drum.

Preferably, a second protruding part is arranged on the working surface of the pushing part, and the second protruding part is contacted with the end surface of the flange so as to reduce the friction resistance between the pushing part and the flange.

Preferably, a sleeve is installed on the installation rod, a moving rod is slidably installed in the sleeve, and the two clamping plates are respectively fixed on the sleeve and the moving rod.

Preferably, the detection unit is a 3D camera.

Above-mentioned formula tower section of thick bamboo flange plane data acquisition device adsorbs the mobile unit on a tower section of thick bamboo outer wall through the mode of magnetism to under the drive of mobile unit, make detecting element along flange circumference removal, thereby gather the plane data of the whole terminal surface of flange. The device is simple in structure and convenient to operate, and compared with a flatness detection device using a rotating arm with the length equivalent to the diameter of a flange in the prior art, the device disclosed by the invention can be greatly reduced in size, so that the carrying work between flanges of each tower cylinder to be detected is more convenient, and the occupied space is smaller.

Drawings

FIG. 1 is a perspective view of a magnetic-type tower flange plane data acquisition device;

FIG. 2 is a rear view of a magnetic-type tower drum flange plane data acquisition device;

FIG. 3 is a side view of a magnetic-type tower flange planar data acquisition device;

FIG. 4 is a top view of a magnetic-type tower drum flange planar data acquisition device;

FIG. 5 is a perspective view of a magnetic-type tower drum flange planar data acquisition device used on a tower drum flange;

FIG. 6 is a front view of a magnetic-type tower flange planar data acquisition device in use on a tower flange;

FIG. 7 is a side view of a magnetic tower flange planar data acquisition device in use on a tower flange;

FIG. 8 is a top view of a magnetic tower flange planar data acquisition device in use on a tower flange.

In the figure:

1-flange 2-tower 3-mobile unit

3 a-support 3 b-roller 3 c-driving motor

3 d-Power supply 4-detection Unit 5-mounting Bar

6-clamp plate 7-sleeve 8-moving rod

9-pushing part 10-signal processing module

11-moving direction of the moving unit

12-reference line parallel to the flange end face.

Detailed Description

In the description of the present invention, it is to be understood that the terms "front", "back", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate, and thus, should not be construed as limiting the present invention. The term "plurality" means more than two (including two).

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

To the problem that it is difficult to detect because of wind power tower cylinder flange size is too big and lead to its plane degree, this embodiment provides a formula tower cylinder flange plane data acquisition device is inhaled to magnetism, can let the plane degree detection of jumbo size flange 3 become light simple. As shown in fig. 1 to 8, the device includes a moving unit 3 that is adsorbed on the outer wall of the tower drum 2 by magnetic force and can move around the peripheral surface thereof, and a detecting unit 4 for acquiring the plane data of the end surface of the flange 1, wherein the detecting unit 4 is installed on the moving unit 3 and moves along the circumferential direction of the flange 1 under the driving of the moving unit 3 so as to acquire the plane data of the end surface of the flange 1. The magnetic tower flange plane data acquisition device changes the conventional design, the flatness detection equipment is not separated from the flange 1 any more, but the magnetic method is adopted to directly attach the detection equipment to the tower 2, the circular motion is performed on the tower 2 through the moving unit 3 to realize the data acquisition of the whole flange 1 end face by the detection unit 4, the working efficiency is higher, the realization method is simpler, the required equipment cost is lower, the device can be suitable for the flatness detection of tower flanges with various sizes such as small, medium, large and ultra-large sizes, the application range of the detection equipment is effectively expanded, the device is not limited by the placement position of the tower flange when the device is used horizontally and vertically, in the actual production process, the process of adjusting the flange position of the tower can be correspondingly reduced, and the manufacturing cost of the wind power tower is further reduced. Moreover, because the device size reduces, weight reduction makes its transport removal between each tower section of thick bamboo flange that awaits measuring more convenient, even if also can carry the removal well in the limited workshop in space, can reduce staff's transport intensity. Moreover, in the current factory building with limited space, the occupied space of the device is very small, and excessive placing space does not need to be reserved for the purpose, so that the factory building space can be effectively utilized, and the production cost of a factory can be further reduced.

In this embodiment, the detection unit 4 is a 3D camera, and the 3D camera may be a 3D industrial camera, such as a SmartRay camera. Wherein, the moving unit 3 is connected with a pushing part 9, an included angle exists between the static friction force born by the moving unit 3 and the end surface of the flange 1 in the moving process, and the component force of the static friction force in the direction parallel to the axis of the flange 1 promotes the pushing part 9 to abut against the end surface of the flange 1. Because the static friction force borne by the moving unit 3 in the moving process forms an included angle with the end face of the flange 1, the static friction force comprises a component force perpendicular to the axial direction of the flange 1 and used for promoting the moving unit 2 to move, and a component force parallel to the axial direction of the flange 1 and used for promoting the abutting piece 9 to abut against the end face of the flange 1. The pushing part 9 can be used to limit the 3D camera from shifting along the axial direction of the flange 1, so as to keep the distance between the 3D camera and the plane of the flange 1 constant. Moreover, a second protruding portion may be further disposed on the working surface of the pushing member 9, and the second protruding portion contacts with the end surface of the flange 1 to reduce the frictional resistance between the pushing member 9 and the flange 1.

Specifically, the moving unit 3 includes a support 3a and a roller 3b for supporting and driving the support 3a to move, the roller 3b has magnetic force, the support 3a is provided with a driving motor 3c and a power supply 3d for driving the roller 3b to rotate, when the roller 3b moves on the outer wall of the tower drum 2, an included angle exists between the axis of the roller and the axis of the flange 1, so that the moving unit 3 moves towards the direction deviating from the end face of the flange 1, and the pushing piece 9 is pulled to abut against the end face of the flange 1.

It should be noted that the moving unit 3 in this embodiment can be regarded as a magnetic attraction trolley, and the magnetic attraction trolley can be attached to the surface of the tower drum 2 to move, so that the size of the magnetic attraction trolley does not need to be too large, and only needs to drive the detecting unit 4 to move together, so that the size of the whole device can be reduced. On the other hand, the whole device is reduced in size, so that the mass of the device can be reduced, the whole device can be conveniently conveyed and moved among the parts to be tested, and the labor intensity of workers is reduced.

On the other hand, under the general condition, the dolly is only needed to be inhaled to magnetism along being on a parallel with flange terminal surface direction removal, keep its moving direction unchangeable, just can avoid the 3D camera to take place the axial skew and arouse the interval change between camera and the flange face, however, this embodiment is in order to further avoid the dolly of inhaling magnetism to arouse the axial skew of 3D camera at the removal in-process, the aforesaid setting has been made, when letting gyro wheel 3b move on tower section of thick bamboo 2 outer wall, there is the contained angle between its axis and the axis of flange 1, make the dolly of inhaling magnetism move towards the direction of deviating flange 1 terminal surface certain angle, the pulling pushes away and supports 9 and leans on flange 1 terminal surface, thereby keep the interval of 3D camera and flange 1 face unchangeable, can also reduce the risk that the dolly of inhaling to drop simultaneously. Referring to fig. 8, an included angle α is formed between the moving direction 11 of the magnetic trolley and the end face of the flange 1 (or a reference line 12 parallel to the end face of the flange 1), and the included angle is very small and can be 0 to 3 degrees or other angles, and the specific size can be adjusted according to actual conditions.

In the present embodiment, the moving unit 3 is connected with a clamping component for clamping the inner circumferential surface and the outer circumferential surface of the flange 1 or the tower 2 to prevent the flange 1 or the tower 2 from falling off when the moving unit 3 moves on the outer wall of the tower 2. Wherein, detecting element 4 is fixed on support 3a through installation pole 5, and centre gripping subassembly linking bridge 3a, installation pole 5 can adopt L type pole. Specifically, the clamping assembly comprises two clamping plates 6 with adjustable intervals, a first protruding portion is arranged on the working surface of each clamping plate 6, and the first protruding portion is in contact with the inner circumferential surface and the outer circumferential surface of the flange 1 or the tower 2 to reduce the friction resistance between the clamping assembly and the flange 1 or the tower 2. The distance between the two clamping plates 6 can be adjusted, so that the flange 1 with different sizes can be favorably adapted. The two clamp plates 6 may be formed in an arc shape corresponding to the shape of the flange 1.

It is worth mentioning that, the dolly is inhaled with the direction motion of deviating 1 terminal surface of flange to magnetism in this embodiment to the cooperation pushes away and supports 9 and centre gripping subassembly, not only can prevent effectively that magnetism from inhaling formula tower section of thick bamboo flange plane data acquisition device and drop from tower section of thick bamboo flange 1, can also restrict the radial and axial displacement of 3D camera, guarantees the in-process of 3D camera data collection, and the distance of 3D camera and 1 terminal surface of flange keeps unchangeable.

In order to make the structure of the device more compact, the following arrangement can be made: the mounting rod 5 is provided with a sleeve 7, the sleeve 7 is slidably provided with a movable rod 8, the two clamping plates 6 are respectively fixed on the sleeve 7 and the movable rod 8, and the distance between the two clamping plates 6 can be adjusted by moving the movable rod 8. And, an abutting member 9 is provided at the bottom of the sleeve 7 between the two clamping plates 6.

In addition, the magnetic type tower cylinder flange plane data acquisition device in this embodiment may further include an upper computer and a signal processing module 10 as controllers, and the signal processing module 10 has functions of signal receiving and processing, data sending and the like, is responsible for receiving an instruction sent by the upper computer and sending a corresponding signal to the driving motor 3c and the 3D camera, and is responsible for sending data acquired by the 3D camera to the upper computer. During the use, the dolly is inhaled through magnetic force to adsorb on tower section of thick bamboo 2 surfaces to magnetism, then sends out the instruction through the host computer and lets driving motor 3c work, drives magnetism and inhales the dolly and carry out circular motion on tower section of thick bamboo 2 surfaces, and at this in-process, the 3D camera carries out data acquisition to flange 1 plane, treats to gather after accomplishing and carries out the flatness processing calculation with data transmission to the host computer in through signal processing module 10.

When foretell magnetism is inhaled formula tower section of thick bamboo flange plane data acquisition device and is used, gyro wheel 3b adsorbs through magnetic force and goes at 2 surfaces of a tower section of thick bamboo and adherence under the drive of driving motor 3c, at the in-process of traveling, mobile unit 3 (inhale the dolly promptly) and go with the direction of deviating 1 terminal surface certain angle of flange, thereby the pulling pushes away and supports 9 and paste flange 1, the axial and the radial movement of restriction 3D camera under the combined action of pushing away and supporting 9 and centre gripping subassembly, and drive 1 circumferential direction of flange along the 3D camera, gather flange 1's plane data. The operation steps are simple and convenient, the distance between the 3D camera and the end face of the flange 1 can be kept unchanged, the accuracy of data acquisition is guaranteed, the device can be prevented from falling off from the tower barrel flange, and the stability of the device is guaranteed. Moreover, above-mentioned magnetism is inhaled formula tower section of thick bamboo flange plane data acquisition device is simple structure not only, convenient operation, and the flatness detection device who uses the swinging boom that length and 1 diameter of flange are equivalent among the prior art in addition compares, and the device size can be reduced by a wide margin, makes its transport work between each tower section of thick bamboo flange that awaits measuring will seem more convenient, and occupation space is also littleer.

Although the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention.

Claims (9)

1. The utility model provides a formula tower section of thick bamboo flange plane data acquisition device is inhaled to magnetism which characterized in that: including adsorbing on tower section of thick bamboo (2) outer wall and can be around the mobile unit (3) of its global removal and be used for gathering the detecting element (4) of the plane data of flange (1) terminal surface through magnetic force, detecting element (4) are installed on mobile unit (3) and along flange (1) circumferential movement with the plane data of gathering flange (1) terminal surface under the drive of mobile unit (3).

2. The magnetic type tower cylinder flange plane data acquisition device of claim 1, characterized in that: the movable unit (3) is connected with a pushing and supporting piece (9), an included angle is formed between static friction force borne by the movable unit (3) and the end face of the flange (1) in the moving process, and the pushing and supporting piece (9) is pushed to abut against the end face of the flange (1) by component force of the static friction force in the direction parallel to the axis of the flange (1).

3. The magnetic type tower cylinder flange plane data acquisition device of claim 2, characterized in that: the mobile unit (3) comprises a support (3 a) and a roller (3 b) used for supporting and driving the support (3 a) to move, the roller (3 b) has magnetic force, a driving motor (3 c) and a power supply (3 d) used for driving the roller (3 b) to rotate are arranged on the support (3 a), and when the roller (3 b) moves on the outer wall of the tower drum (2), an included angle exists between the axis of the roller and the axis of the flange (1).

4. The magnetic type tower cylinder flange plane data acquisition device of claim 1, characterized in that: the clamping component is connected with the moving unit (3) and used for clamping the inner circumferential surface and the outer circumferential surface of the flange (1) or the tower drum (2) when the moving unit (3) moves on the outer wall of the tower drum (2) so as to prevent the flange or the tower drum (2) from falling.

5. The magnetic type tower cylinder flange plane data acquisition device of claim 4, characterized in that: the mobile unit (3) comprises a support (3 a) and a roller (3 b) used for supporting and driving the support (3 a) to move, the roller (3 b) has magnetic force, a driving motor (3 c) and a power supply (3 d) used for driving the roller (3 b) to rotate are arranged on the support (3 a), the detection unit (4) is fixed on the support (3 a) through an installation rod (5), and the clamping assembly is connected with the support (3 a).

6. The magnetic type tower cylinder flange plane data acquisition device of claim 5, characterized in that: the clamping assembly comprises two clamping plates (6) with adjustable intervals, a first protruding portion is arranged on the working face of each clamping plate (6), and the friction resistance between the clamping assembly and the flange (1) or the tower drum (2) is reduced by means of contact of the first protruding portion and the inner circumferential face and the outer circumferential face of the flange (1) or the tower drum (2).

7. The magnetic-type tower cylinder flange plane data acquisition device as claimed in claim 2, wherein: the working surface of the pushing and supporting piece (9) is provided with a second protruding part, and the second protruding part is contacted with the end surface of the flange (1) so as to reduce the friction resistance between the pushing and supporting piece (9) and the flange (1).

8. The magnetic type tower cylinder flange plane data acquisition device of claim 6, characterized in that: install sleeve pipe (7) on installation pole (5), slidable mounting has carriage release lever (8) in sleeve pipe (7), two splint (6) are fixed respectively on sleeve pipe (7) and carriage release lever (8).

9. The magnetic type tower cylinder flange plane data acquisition device of claim 1, characterized in that: the detection unit (4) is a 3D camera.

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