阅读说明：本技术 一种风电叶片腹板模具粘接挡边的安装方法 (Mounting method of wind turbine blade web die bonding flange ) 是由 丁之璆 林雄 顾育慧 于 2019-10-17 设计创作，主要内容包括：本发明公开了一种风电叶片腹板模具粘接挡边的安装方法,通过激光跟踪仪扫描定位腹板产品轮廓并指导安装粘接挡边,该激光跟踪仪能够测量空间中任意的点或线,并将之反馈到三维模型中,在铁平台上测量的点,如果能重合到腹板产品的三维模型上,则这些点的连线就是腹板轮廓；为更精确依照三维模型测量腹板轮廓,通过定位线将铁平台与腹板产品底面重合,且事先在腹板产品底部轮廓线上取定位点,在测量时测量点与定位点重合,则在铁平台上标记该点作为腹板产品的底部轮廓点；当所有底部轮廓点标记好后,将各段粘接挡边依次放置到各底部轮廓点上,并调整粘接挡边角度,即完成粘接挡边安装。本发明可随时随地根据设计的变化安装和调整腹板模具的粘接挡边。(The invention discloses an installation method of bonding flanges of a wind power blade web mold, which comprises the steps of scanning and positioning a web product outline and guiding the installation of the bonding flanges through a laser tracker, wherein the laser tracker can measure any point or line in a space and feed the point or line back to a three-dimensional model, connecting lines of the points on an iron platform if the points are superposed on the three-dimensional model of the web product, marking the point on the iron platform as a bottom outline point of the web product if the points are superposed on the bottom outline of the web product, superposing an iron platform and the bottom surface of the web product through a positioning line in order to more accurately measure the web outline according to the three-dimensional model, taking the positioning point on the bottom outline line of the web product in advance, and marking the point on the iron platform as the bottom outline point of the web product when the points are superposed on the iron platform, sequentially placing each section of the bonding flanges on each bottom outline point after all the bottom outline points are marked, and adjusting the angles of the bonding flanges, namely completing the installation of the bonding flanges.)

The method is characterized in that a laser tracker scans and positions the outline of a web product and guides the installation of the adhesive rib, the laser tracker can measure any point or line in space and feed the point or line back to a three-dimensional model, the point measured on an iron platform of the web mould is the web outline if the point can be superposed on the three-dimensional model of the web product, the point is required to be superposed on the bottom surface of the web product through a positioning line for more accurately measuring the web outline according to the three-dimensional model, positioning points are taken on the bottom outline line of the web product in advance, the distance between the positioning points is , when the measuring point is superposed with the positioning point, the point is marked on the iron platform as the bottom outline point of the web product, when all the bottom outline points are marked, the adhesive ribs are sequentially placed on the bottom outline points, and the angles of the adhesive ribs are adjusted, namely the installation of the adhesive rib is finished, wherein the superposition of the positioning points and the upper edge contour points of the adhesive ribs are adjusted to realize the superposition.

2. The method for installing wind turbine blade web mold bonding ribs according to claim 1, comprising the steps of:

1) preparation of

Preparing a corresponding web product three-dimensional model in advance, setting a positioning line, an upper contour point and a bottom contour point as required, wherein the purpose of setting the positioning line is mainly to position a web contour starting point and enable the three-dimensional model to be attached to an iron platform, at least more than 2 strips are arranged, strips must be web product edge lines, the distance between the upper contour point and the bottom contour point is adjusted according to required precision, the distance is smaller when the precision is higher, and in addition, the iron platform is polished smoothly in advance;

2) positioning

The laser tracker is in place, a corresponding positioning line is selected at a corresponding position of the iron platform, a target ball is used for marking, a measuring point of the positioning line is obtained, the measuring point on the positioning line is fitted in the three-dimensional model, and the three-dimensional model is positioned on the iron platform;

3) bottom profiling of web products

Moving the target ball to enable the position of the target ball to coincide with the positioning point of the bottom contour in the three-dimensional model, then marking the position as a contour point, and sequentially marking all the bottom contour points in the same way;

4) adhesive flange mounting

Selecting proper length of the bonding flange, placing sections of bonding flanges on the bottom contour points, covering sections of bonding flanges one by one, spot-welding a plurality of points to prevent the bottoms of the flanges from moving, placing a target ball at the corresponding position of the upper edge of the flange, adjusting the inclination angle of the flange to enable the position of the target ball to coincide with the upper contour points, welding a support plate at the corresponding position when the adjustment of upper contour points is completed, and completing the installation of the flange after the adjustment of each section of flange is completed.

Technical Field

The invention relates to the technical field of wind power blade web plate molds, in particular to an installation method of wind power blade web plate mold bonding flanges.

Background

In the wind power blade structure, a web plate mainly bears shearing force and consists of a bottom panel and a bonding edge, wherein the bottom panel is a main stress component and is glass fiber reinforced plastic sandwich panels following the outline of the blade, and the bonding edge is a bonding component of the web plate and a blade shell and is bonded with the blade shell through structural adhesive.

To form the web product, the web mold generally includes a bonding flange that provides the overall contour and shape of the web product, an iron platform, and an accompanying heating system and support system.

At present, the method for installing the adhesive flanges commonly used in the industry is to process a web plate outline on an iron platform in advance, and install the adhesive flanges ( is a narrow long iron plate) according to the outline.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides an installation method of wind turbine blade web plate mold bonding flanges, which can acquire a web plate profile at any time and any place so as to install the web plate bonding flanges without being limited by profile processing, and is suitable for emergency installation of the web plate bonding flanges, especially for the bonding flange installation when the web plate product profile is greatly changed.

In order to achieve the purpose, the technical scheme includes that methods for installing the bonding retaining edge of the wind turbine blade web mold are achieved, a laser tracker is used for scanning and positioning the profile of a web product and guiding installation of the bonding retaining edge, the laser tracker can measure any point or line (consisting of any plurality of points) in space and feed the point or line back to a three-dimensional model, the point measured on an iron platform of the web mold is overlapped on the three-dimensional model of the web product, if the point can be overlapped on the three-dimensional model of the web product, the connecting line of the points is the web profile, in order to measure the web profile more accurately according to the three-dimensional model, an iron platform is overlapped with the bottom surface of the web product through a positioning line, positioning points are taken on the bottom profile line of the web product in advance, the distance among the positioning points is consistent, when the measuring point is overlapped with the measuring point, the point is marked on the iron platform as the bottom profile point of the web product, after all the bottom profile points are marked, the bonding retaining edges are sequentially placed on the bottom profile points, the bonding retaining edge angles are adjusted, namely the bonding retaining edge angles are adjusted, and the upper portion of the bonding retaining edge are adjusted in a mode that the bonding retaining edge is overlapped with the positioning points.

, the method for mounting the wind power blade web mold bonding flange comprises the following steps:

1) preparation of

Preparing a corresponding web product three-dimensional model in advance, setting a positioning line, an upper contour point and a bottom contour point as required, wherein the purpose of setting the positioning line is mainly to position a web contour starting point and enable the three-dimensional model to be attached to an iron platform, at least more than 2 strips are arranged, strips must be web product edge lines, the distance between the upper contour point and the bottom contour point is adjusted according to required precision, the distance is smaller when the precision is higher, and in addition, the iron platform is polished smoothly in advance;

2) positioning

The laser tracker is in place, a corresponding positioning line is selected at a corresponding position of the iron platform, a target ball is used for marking, a measuring point of the positioning line is obtained, the measuring point on the positioning line is fitted in the three-dimensional model, and the three-dimensional model is positioned on the iron platform;

3) bottom profiling of web products

Moving the target ball to enable the position of the target ball to coincide with the positioning point of the bottom contour in the three-dimensional model, then marking the position as a contour point, and sequentially marking all the bottom contour points in the same way;

4) adhesive flange mounting

Selecting proper length of the bonding flange, then placing sections of bonding flanges on the bottom contour points, covering sections of bonding flanges one by one, spot-welding a plurality of points to prevent the bottoms of the flanges from moving, placing a target ball at the corresponding position of the upper edge of the flange, adjusting the inclination angle of the flange to enable the position of the target ball to coincide with the upper contour points, welding a support plate at the corresponding position after the adjustment of upper contour points is completed, and completing the installation of the flange after the adjustment of each section of flange is completed.

Compared with the prior art, the invention has the following advantages and beneficial effects:

the method can install and adjust the bonding flange of the web plate die according to the change of the design at any time and any place, has simple operation and high installation precision, is not limited by contour machining, can be suitable for the emergency installation of the bonding flange of the web plate, particularly the bonding flange installation when the contour of a web plate product is greatly changed, has practical application value and is worth promoting .

Drawings

Fig. 1 is a schematic view of a web product.

Fig. 2 is a schematic diagram of a web product fitting to an iron platform.

FIG. 3 is a schematic view of the positioning of bottom contour points on an iron platform.

FIG. 4 is a schematic view of the adjustment of the angle of the flange during the installation of the bonded flange.

Detailed Description

The invention is further illustrated in with reference to specific examples.

According to the installation method of the wind turbine blade web plate die bonding retaining edge, the profile of a web plate product (shown in the attached drawing 1) is scanned and positioned through a laser tracker, the bonding retaining edge is guided to be installed, the laser tracker can measure any point or line (consisting of any plurality of points) in space and feed the point or line back to a three-dimensional model, the point measured on an iron platform of the web plate die is overlapped on the three-dimensional model of the web plate product, if the point is overlapped on the three-dimensional model of the web plate product, the connecting line of the points is the web plate profile, in order to measure the web plate profile more accurately according to the three-dimensional model, the iron platform is overlapped with the bottom surface of the web plate product through the positioning line (shown in the attached drawing 2), positioning points are taken on the bottom profile line of the web plate product in advance, the distance of each positioning point is obtained, when the measuring point is overlapped with the positioning point during measurement, the point is marked on the iron platform to serve as the bottom profile point of the web plate product (shown in the attached drawing 3), when all the bottom profile points are well marked, each section of the bonding retaining edge is sequentially placed on each bottom profile point, the bottom profile point is adjusted, and the bonding retaining edge installation is achieved through the mode that.

The method for installing the wind turbine blade web mold bonding flange comprises the following steps:

1) preparation of

Preparing a corresponding web product three-dimensional model in advance, setting a positioning line, an upper contour point and a bottom contour point as required, wherein the purpose of setting the positioning line is mainly to position a web contour starting point and enable the three-dimensional model to be attached to an iron platform, at least more than 2 strips are arranged, strips are required to be web product edge lines, the distance between the upper contour point and the bottom contour point is adjusted according to required precision, the distance is smaller when the precision is higher, and in addition, the iron platform is polished smoothly in advance.

2) Positioning

The laser tracker is in place, a corresponding positioning line is selected at a corresponding position of the iron platform, the target ball is used for marking, measuring points of the positioning line are obtained, the measuring points on the positioning line are fitted in the three-dimensional model, and the three-dimensional model is positioned on the iron platform.

3) Bottom profiling of web products

And moving the target ball to enable the position of the target ball to coincide with the positioning point of the bottom contour in the three-dimensional model, marking the position as a contour point by using a mark pen or other methods, and sequentially finishing the marking of all the bottom contour points by adopting the same method.

4) Adhesive flange mounting

The length of the bonding rib is 3m, the length of the bonding rib can be adjusted as required, then sections of bonding ribs are placed on the bottom contour points, sections of bonding ribs are covered one by one, a plurality of points are spot-welded, the bottoms of the ribs cannot move (certainly, the bonding ribs can be fixed in other modes), the target ball is placed at the corresponding position of the upper edge of the rib, the inclination angle of the rib is adjusted, the position of the target ball is overlapped with the upper contour points, a supporting plate is welded at the corresponding position (certainly, the bonding ribs can be fixed in other modes) after the adjustment of upper contour points is completed, and the installation of the rib is completed after the adjustment of each section of ribs is completed.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that the changes in the shape and principle of the present invention should be covered within the protection scope of the present invention.