CN113103341B

CN113103341B - Detachable wind power blade main beam cutting method and tool

Info

Publication number: CN113103341B
Application number: CN202110341236.1A
Authority: CN
Inventors: 韩昶; 杨俊�; 吴昊; 陆健明; 冯学斌; 孙永彬
Original assignee: Zhuzhou Times New Material Technology Co Ltd
Current assignee: Zhuzhou Times New Material Technology Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2023-03-24
Anticipated expiration: 2041-03-30
Also published as: CN113103341A

Abstract

A cutting tool comprising a support and a cutting machine arranged on the support is arranged at the edge of a main beam, the support takes the upper surface of the main beam as a support and can move back and forth on the upper surface of the main beam, takes the vertical edge of the main beam as a positioning reference during cutting and can move back and forth along the vertical edge at the same time, and the cutting machine is driven to move to cut the rough edges of the main beam by the support moving along the upper surface of the main beam and the vertical edge. According to the invention, the upper surface of the main beam is used as a support of the cutting tool, the vertical edge of the main beam is used as a positioning reference during cutting, and the cutting knife is fixed to enable the vertical edge of the main beam to be flush with the vertical edge of the main beam in the cutting process, so that the phenomenon that the main beam is damaged due to excessive cutting is avoided, and the quality of the main beam is ensured.

Description

Detachable wind power blade main beam cutting method and tool

Technical Field

The invention relates to a method and a tool for cutting a main beam, in particular to a method and a tool for cutting a detachable wind power blade main beam.

Background

The main beam of the wind power blade is also called a crossbeam, the windward side and the leeward side of the blade are respectively provided with one girder, the girder is firstly prefabricated and formed on a special mould, and then the complete main beam is placed into a special mould to be paved and manufactured into the blade. Because the main beam structure is big, therefore no matter what kind of measure is taken in its shaping process, all can produce defects such as deckle edge in roof beam limit department, therefore need can be used for making the blade after cutting unnecessary parts such as deckle edge and removing. In the traditional operation, workers hold the cutting machine manually to remove the cutting machine, so that the working intensity is high, and the quality cannot be guaranteed, and therefore, better modes are needed to reduce the labor of the workers and improve the cutting quality.

For example, the invention patent application with the application number of CN202010542191.X and the name of 'automatic edge cutting equipment for a girder of a wind power blade' discloses automatic cutting equipment, but the equipment has a complex structure, a cutting reference induction mark needs to be made on the girder, and an induction detection system is needed to control the cutting amount of a cutter head in the cutting process, so that the operation is complex and the anti-interference capability is weak.

For example, the application numbers CN202010970343.6, the application name of the invention patent application of "wind power blade girder trimming method", CN201820534067.7, the application name of the utility model patent of "automatic wind power blade girder trimming device", and the application number CN201110319470.0, the application name of the invention patent application of "wind power generator blade girder trimming device" only mention that the position of the cutting blade is adjustable, but do not mention how to control the position of the cutting knife in the cutting process, thereby ensuring the cutting quality.

Therefore, a simple and convenient cutting tool and a simple and convenient cutting mode are needed to simplify the rough edge cutting operation of the main beam and ensure the cutting quality.

Disclosure of Invention

The invention provides a detachable wind power blade main beam cutting method and tool with simple and flexible structures, which are used for solving the problems of complex equipment structure and low operation quality in the current wind power blade main beam cutting process, and can greatly improve the main beam cutting quality.

The technical means adopted by the invention to solve the problems are as follows: the utility model provides a detachable wind-powered electricity generation blade girder cutting method, sets up a cutting frock that includes the support and establish the cutting machine on the support at girder edge, the support uses the girder upper surface as supporting and can be at girder upper surface round trip movement, use the girder stile as the location benchmark when cutting and can follow stile round trip movement simultaneously, drives the cutting machine through the removal of support along girder upper surface and stile and removes and accomplish the unedged cutting of girder.

Further, in the cutting process, the support drives the cutting machine to move in a mode that the part of the support parallel to the vertical edge of the main beam is close to the vertical edge of the main beam, the cutting knife of the cutting machine is positioned at the outer side of the vertical edge of the main beam, the surface of the cutting knife close to the side of the main beam is flush with the vertical edge of the main beam, and burrs are thoroughly removed.

Further, the cutting tool can move smoothly along the main beam in a mode that rolling devices are arranged at the part, close to the upper surface of the main beam, of the support and the part, close to the vertical edge, of the support.

The utility model provides a detachable wind-powered electricity generation blade girder cutting frock, includes the support and sets up the cutting machine at the support, and the support includes horizontal component and vertical component, and horizontal component is L type structure with vertical component, and all is equipped with the rolling device on two faces that horizontal component and vertical component are close mutually, and the cutting machine setting is on horizontal component.

Further, the rolling device comprises a limiting pulley and a roller, the horizontal assembly comprises a horizontal plate and a roller arranged below the horizontal plate, and the vertical assembly comprises a vertical plate and a limiting pulley arranged on the inner side of the vertical plate.

Furthermore, the horizontal plate is connected with the vertical plate, a cutting hole is formed in the position, close to the vertical plate, of the horizontal plate, the cutting machine is arranged at the cutting hole, and the cutting knife can penetrate through the cutting hole.

Furthermore, the rollers are more than four groups, wherein at least two groups are arranged at the positions close to the cutting holes, and at least two groups are arranged at the positions far away from the cutting holes in the chord direction.

Further, the roller which is chord-wise far away from the cutting hole is arranged on the horizontal plate through the regulator.

Further, the adjuster includes a vertical adjuster that adjusts a vertical position of the cut hole.

Further, the regulator may further include a horizontal regulator for regulating a horizontal position of the cutting hole.

Further, the regulator still includes the regulating plate, and the gyro wheel sets up in the below department of regulating plate, and vertical regulator and horizontal regulator adjust the position of gyro wheel through adjusting the regulating plate.

Furthermore, a level ruler is arranged on the horizontal plate.

Furthermore, the vertical plate is provided with a viewing port.

The invention has the beneficial effects that:

1. according to the invention, the upper surface of the main beam is used as a support of the cutting tool, the vertical edge of the main beam is used as a positioning reference during cutting, and the cutting knife is fixed to enable the vertical edge of the main beam to be flush with the vertical edge of the main beam in the cutting process, so that the phenomenon that the main beam is damaged due to excessive cutting is avoided, and the quality of the main beam is ensured.

2. According to the invention, the limiting pulleys move along the vertical edges of the main beam, and the rollers move along the upper surface of the main beam, so that the working strength during cutting is greatly reduced.

3. According to the invention, the rollers are arranged at different positions of the horizontal plate, so that the tool can stably move on the main beam, and meanwhile, part of the rollers can be adjusted by using the adjuster, so that the cutting angle of the cutting knife can be adjusted, and burrs can be completely removed.

Drawings

FIG. 1 is a schematic structural view of a main beam burr cut by the cutting tool according to the embodiment;

FIG. 2 is a schematic view of a cutting tool according to an embodiment;

FIG. 3 is a schematic view of a supporting structure according to an embodiment;

FIG. 4 is another angle structure diagram of FIG. 3;

FIG. 5 is a schematic view of a vertical assembly according to an embodiment;

FIG. 6 is a schematic view of a horizontal assembly according to one embodiment;

FIG. 7 is a schematic diagram of an embodiment of a regulator;

FIG. 8 is a schematic view of a portion of the actuator with the connecting plate removed according to one embodiment;

FIG. 9 is a schematic view of a cutting machine according to an embodiment;

FIG. 10 is a schematic view of a structure of a holder according to a second embodiment;

in the figure: 1. the main beam comprises a main beam body 11, a vertical edge 2, a cutting machine 21, a cutting knife 22, a screw hole 3, a support 4, a horizontal assembly 41, a horizontal plate 42, a cutting hole 43, a mounting hole 44, a horizontal ruler 5, a vertical assembly 51, a vertical plate 52, a viewing port 6, a rolling device 61, a roller 61, a limiting pulley 62, a 7 adjuster 71, a connecting plate 72, an adjusting plate 73, an adjusting bolt I, an adjusting nut II, an adjusting bolt II, and an adjusting nut II 76.

Detailed Description

The invention is further described below with reference to the accompanying drawings. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example one

A detachable wind power blade main beam cutting tool is shown in figure 2 and comprises a support 3 and a cutting machine 2, wherein the support 3 plays a supporting role, and the cutting machine is arranged on the support 3. As shown in figure 1, the edge of the bracket 3 placed at the vertical edge 11 of the main beam 1 is supported by the main beam 1, and the cutting machine 2 is driven to move when the bracket 3 moves along the edge of the main beam 1 so as to cut off burrs at the edge, wherein only part of the structure of the main beam 1 is shown in figure 2.

As shown in fig. 3, the bracket 3 includes a horizontal component 4 and a vertical component 5, wherein the horizontal component 4 and the vertical component 5 are connected to form an L-shaped structure, and as shown in fig. 4, a rolling device 6 is disposed on each of the horizontal component 4 and the vertical component 5, the rolling device 6 includes a roller 61 and a limiting pulley 62, and the roller 61 and the limiting pulley 62 are disposed in a substantially vertical state.

As shown in fig. 5, the vertical assembly 5 includes a vertical plate 51 and a limiting pulley 62 provided on the vertical plate 51, the limiting pulley 62 is provided on a side of the vertical plate 51 close to the stile 11, and the limiting pulley 62 moves close to the stile 11 during cutting. In this embodiment, two limiting pulleys 62 with the same size are provided, the vertical plate 51 is substantially parallel to the vertical edge 11 of the main beam 1, and the vertical edge 11 is substantially vertical as a whole, so that the limiting pulleys 62 can move along the vertical plate conveniently.

As shown in fig. 6, the horizontal assembly 4 includes a horizontal plate 41, a cutting hole 42 for passing the cutting blade 21 of the cutting machine 2 and a mounting hole 43 for mounting the cutting machine 2 are provided on the horizontal plate 41, a side of the horizontal plate 41 close to the main beam 1 is provided with rollers 61, and the rollers 61 are four groups at least, two groups are provided near the cutting hole 42, the other two groups are provided far from the cutting hole 42, and the rollers 61 are provided at positions close to four corners of the horizontal plate 41 as much as possible, so as to uniformly support the horizontal plate 41. In this embodiment, a set of rollers 61 is respectively disposed at two ends of the cutting hole 42, three sets of rollers 61 are disposed at the edge of the horizontal plate 41 far away from the cutting hole 42, and the rollers 61 far away from the cutting hole 42 are adjustably disposed on the horizontal plate 41 through the adjuster 7. As shown in fig. 2, a horizontal ruler 44 is further provided on the horizontal plate 41, the cutting machine 2 is disposed on the upper surface of the horizontal plate 41 through the mounting hole 43, but the cutting knife 21 can pass through the cutting hole 42, and the edge of the inner side of the cutting knife 21 (i.e., the side of the cutting knife 21 away from the vertical plate 51) is flush with and flush with the side of the limit pulley 62 close to the vertical edge 11, and is on the same plane. In this embodiment, a level 44 is also provided on the upper surface of the horizontal plate 41 for easy observation. The horizontal state of the horizontal plate 41 is observed through the level bar 44, and the distance between the roller 61 and the horizontal plate 41 is adjusted through the adjuster 7 to enable the relative position between the cutting knife 21 and the vertical edge 11, so as to ensure that the rough edges can be removed by the cutting machine 2. .

As shown in fig. 7, in the present embodiment, the adjuster 7 includes a connecting plate 71 shaped like a Chinese character 'ji', a 20866a-shaped adjusting plate 72, a first adjusting bolt 73 and a first adjusting nut 74 for adjusting the position of the roller 61 in the vertical direction, a second adjusting bolt 75 and a second adjusting nut 76 for adjusting the position of the roller 61 in the horizontal direction, the first adjusting bolt 73 and the first adjusting nut 74 form a vertical adjuster, and the second adjusting bolt 75 and the second adjusting nut 76 form a horizontal adjuster, wherein the connecting plate 71 is connected to the horizontal plate 41 through one bottom edge thereof, the adjusting plate 72 is placed into an opening of the connecting plate 71 through the opening direction thereof, the three sets of rollers 61 are disposed on the bottom edge of the adjusting plate 72, and the rollers 61 are provided with a space required for adjustment through the structure of the connecting plate 71. One end of the first adjusting bolt 73 penetrates through the connecting plate 71 and then is fixed on the adjusting plate 72, the first adjusting bolt 73 can drive the adjusting plate 72 to move relative to the connecting plate 71, the first adjusting nut 74 is arranged at one end, far away from the adjusting plate 72, of the first adjusting bolt 71, the first adjusting bolt 71 is prevented from falling off from the connecting plate 71, the first adjusting nut 73 is screwed or unscrewed on the first adjusting bolt 71, the adjusting plate 72 drives the roller 61 to move, and then the horizontal state of the horizontal plate 41 is adjusted. As shown in fig. 8, the second adjusting nut 76 is fixed to the adjusting plate 72, one end of the second adjusting bolt 75 abuts against the first adjusting bolt 73 after passing through the second adjusting nut 76, and the first adjusting bolt 73 is pushed by screwing in or out the second adjusting bolt 75, so that the first adjusting bolt 73 and the connecting plate 71 are kept fixed, and the first adjusting bolt 73 does not excessively shake relative to the connecting plate 71. Of course, the regulator 7 may also adopt other structures to realize the height adjustment of the roller 61 to ensure the levelness of the horizontal plate 41.

As can be seen from fig. 3, in the present embodiment, the horizontal plate 41 and the vertical plate 51 are connected into an L-shaped structure, the two plates are perpendicular to each other, and the vertical plate 51 is divided into two parts which are not directly connected, at this time, the space between the two parts of the vertical plate 51 forms the viewing port, the viewing port 52 is connected with the cutting hole 42, in this structure, the cutting condition of the burr can be clearly observed, and the burr after cutting can directly fall without blocking, so that the structure is a preferable structure. Of course, the horizontal plate 41 and the vertical plate 51 may be configured in other ways, such as by configuring the horizontal plate 41 and the vertical plate 51 to have an angle at the joint adjustable, but during the cutting process, the angle is preferably fixed, so that the relative state between the cutting knife 2 and the vertical edge 11 can be adjusted to be a constant state through the adjuster 7, and thus the burr cutting effect of the whole vertical edge 11 can be ensured to be the same. Of course, the cutter 2 can be adjusted on the horizontal plate 41, and the relative position between the cutter 21 and the limiting pulley 62 can be adjusted by adjusting the cutter 2.

As shown in fig. 6 and 9, the horizontal plate 41 is provided with a mounting hole 43, the cutter 2 is provided with a screw hole 22, and the cutter 2 is fixed to the horizontal plate 41 by a bolt. In this structure, the relative position between the cutting machine 2 and the horizontal plate 41 is not adjustable, so it is better to set the connection between the cutting knife 2 and the cutting machine 2 body to be adjustable, for example, by structural connection such as adjusting bolt, so as to adjust the cutting knife 2 to make its inner side and the limiting pulley 62 in the same plane.

Example two

The present embodiment is a structural change based on the above embodiment, and as shown in fig. 10, the structure of the bracket 3 of the present embodiment is different, the cutting hole 42 and the viewing port 52 are separated, and the vertical plate 51 is a whole body connected integrally. Of course, the structure of the bracket 3 may also adopt other modes, and only the effect achieved in the first embodiment can be achieved.

According to the embodiment, the invention also relates to a detachable wind power blade main beam cutting method, before cutting, the main beam is horizontally placed on the existing supporting structure, the cutting machine 2 is installed on the support to form a cutting tool, the whole cutting tool is placed on the main beam 1, the horizontal component 4 is located on the upper surface of the main beam 1, the vertical component 5 is located on the side of the vertical edge 11, the regulator 7 is regulated to enable the limiting pulley 62 to be close to the vertical edge 11, the position of the cutting knife 21 is regulated to enable the edge of the cutting knife, which is far away from the vertical plate 51, to be in the same plane with the side, which is close to the vertical edge 11, of the limiting pulley 62, and the cutting machine 2 is started to remove burrs on the edge of the main beam 1. And at the in-process of cutting, only need guarantee that spacing pulley 62 pastes edgewise 11 and gos forward, cutting machine 2 just can get rid of deckle edge is whole, even have error in the operation, also only can make spacing pulley 62 not paste edgewise 11 and remove, and make the deckle edge excision too little, will cut the frock and return and recut just can, and can not produce the too much problem that causes destruction girder 1 of deckle edge excision. And the cutting condition can be concerned about in real time through the observation port 52, the cutting efficiency is greatly improved, and the cutting tool is placed on the main beam 1 to push the main beam to advance, so that the labor intensity of workers is greatly reduced.

In the above embodiments, the chord direction refers to the width direction of the blade, and the span direction refers to the length direction of the blade.

The above embodiments are provided for illustrative purposes only and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and therefore all equivalent technical solutions should fall within the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a detachable wind-powered electricity generation blade girder cutting frock which characterized in that: the device comprises a support (3) and a cutting machine (2) arranged on the support (3), wherein the support (3) comprises a horizontal component (4) and a vertical component (5), the horizontal component (4) and the vertical component (5) are of an L-shaped structure, two surfaces, close to each other, of the horizontal component (4) and the vertical component (5) are respectively provided with a rolling device (6), and the cutting machine (2) is arranged on the horizontal component (4);

the rolling device (6) comprises a limiting pulley (62) and a roller (61), the horizontal assembly (4) comprises a horizontal plate (41) and the roller (61) arranged below the horizontal plate (41), and the vertical assembly (5) comprises a vertical plate (51) and the limiting pulley (62) arranged on the inner side of the vertical plate (51);

the horizontal plate (41) is connected with the vertical plate (51), a cutting hole (42) is formed in the position, close to the vertical plate (51), of the horizontal plate (41), the cutting machine (2) is arranged at the cutting hole (42), the cutting knife (21) penetrates through the cutting hole (42), the edge, close to the inner side, of the cutting knife (21) is flush with one side, close to the vertical edge (11), of the limiting pulley (62), and burrs at the edge are cut off on the same surface; the vertical plate (51) is provided with an observation port (52), and the observation port (52) is connected with the cutting hole (42);

the rollers (61) are more than four groups, wherein at least two groups are arranged close to the cutting holes (42), and at least two groups are arranged at positions away from the cutting holes (42) in the chord direction;

a roller (61) which is away from the cutting hole (42) in the chord direction is arranged on the horizontal plate (41) through a regulator (7);

the regulator (7) comprises a connecting plate (71) in a shape of a Chinese character 'ji', a 2086672-shaped regulating plate, a first regulating bolt (73) and a first regulating nut (74) for regulating the position of the roller (61) in the vertical direction, a second regulating bolt (75) and a second regulating nut (76) for regulating the position of the roller (61) in the horizontal direction, wherein the first regulating bolt (73) and the first regulating nut (74) form a vertical regulator, the second regulating bolt (75) and the second regulating nut (76) form a horizontal regulator, the connecting plate (71) is connected with the horizontal plate (41) through one bottom edge of the connecting plate, the regulating plate (72) is placed into an opening of the connecting plate (71) through the opening direction of the regulating plate, three groups of rollers (61) are arranged on the bottom edge of the regulating plate (72), and a space required by regulation is provided for the roller (61) through a convex structure on the connecting plate (71); one end of an adjusting bolt I (73) penetrates through the connecting plate (71) and then is fixed on the adjusting plate (72), the adjusting bolt I (73) can drive the adjusting plate (72) to move relative to the connecting plate (71), an adjusting nut I (74) is arranged at one end, far away from the adjusting plate (72), of the adjusting bolt I (71) to prevent the adjusting bolt I (71) from falling off from the connecting plate (71), and the adjusting bolt I (71) is screwed or unscrewed to enable the adjusting plate (72) to drive the roller (61) to move, so that the horizontal state of the horizontal plate (41) is adjusted; the second adjusting nut (76) is fixed on the adjusting plate (72), one end of the second adjusting bolt (75) abuts against the first adjusting bolt (73) after passing through the second adjusting nut (76), and the first adjusting bolt (73) is pushed by screwing in or out the second adjusting bolt (75).