CN-117103137-B - Wind power blade embedded screw sleeve sand blasting yarn winding system, yarn winding device and yarn winding method

CN117103137BCN 117103137 BCN117103137 BCN 117103137BCN-117103137-B

Abstract

The invention relates to a sand blasting yarn winding system, a yarn winding device and a yarn winding method for a wind power blade embedded screw sleeve, wherein the yarn winding device comprises a frame platform, a support seat, a paying-off mechanism, a yarn clamp, a movable disc and a clamp, wherein the frame platform is provided with a tail support and a root support, the tail support and the root support are coaxially arranged at intervals and used for clamping the embedded screw sleeve and driving the embedded screw sleeve to rotate, the support seat is used for placing the embedded screw sleeve and can move up and down, the paying-off mechanism reciprocates along one side of the embedded screw sleeve and is provided with a paying-off wheel used for paying off and a line shear used for shearing a line, the yarn clamp is positioned on one side of the root support and can move back and forth along a linear guide rail, the movable disc can axially move along the root support and circumferentially rotate, the movable disc is provided with a first position and a second position, at least one upright post and a clamp are arranged on the end face facing the embedded screw sleeve, and the clamp is provided with the first position and the second position when the movable disc rotates. The invention automatically completes yarn winding operation, eliminates twice knotting operation before yarn winding operation and after yarn winding operation by operators, and reduces labor intensity.

Inventors

ZHU HONGWEI
FENG WEI
XU XIN
HUANG JIANYAO
ZHANG NINGWEI
ZHENG SHUNZE

Assignees

洛阳双瑞风电叶片有限公司

Dates

Publication Date: 20260508
Application Date: 20230906

Claims (10)

1. The utility model provides a wind-powered electricity generation blade pre-buried swivel nut twines yarn device which characterized in that, including the frame platform, be equipped with on this frame platform: the tail support and the root support are coaxially arranged at intervals and are used for clamping the embedded screw sleeve and driving the embedded screw sleeve to rotate; The support seat is used for placing the embedded screw sleeve and moving upwards to convey the embedded screw sleeve to a position coaxial with the tail support and the root support or downwards to avoid the embedded screw sleeve clamped between the tail support and the root support; the paying-off mechanism is positioned at one side of the root support in an initial state, can reciprocate along one side of the embedded screw sleeve, and is provided with a paying-off wheel for paying off and a wire cutter for cutting wires; The yarn clamp is positioned at the root support side and can perform back-and-forth reciprocating motion; the moving disc can axially move and circumferentially rotate along the root support, and has a first position close to the embedded screw sleeve and a second position far away from the embedded screw sleeve in the moving stroke; The end face of the movable disc, which faces the embedded screw sleeve, is provided with at least one upright post and one clamp which are distributed at intervals, and when the movable disc rotates, the clamp is provided with a first position and a second position; In an initial state, the movable disc and the clamp are both positioned at a first position, the clamp clamps the end part of the yarn discharged by the paying-off wheel, when the paying-off wheel starts paying-off and moves towards the tail support, the embedded screw sleeve rotates, the movable disc drives the clamp to rotate from the first position to a second position, the yarn winds on the embedded screw sleeve with set tension, the paying-off wheel moves towards the root support to enable the new yarn to press the yarn between the embedded screw sleeve and the clamp, and the clamp releases the clamped yarn and returns to the first position; When the yarn winding is carried out for the last time, the paying-off wheel moves to a position set by a clamping surface at the front end of the root support, the moving disc rotates, so that the yarn at the paying-off wheel end is wound on at least two upright posts or one upright post and clamp, at the moment, the yarn clamp extends forwards, can penetrate through the yarn between the two upright posts or between the upright post and the clamp and clamps the yarn at the paying-off wheel end, and the clamped yarn penetrates through the inner side of the yarn between the two upright posts or between the upright post and the clamp after the yarn clamp retreats; when the movable disc moves to the second position, the yarn between the two stand columns or between the stand columns and the clamp drops and is lapped on the yarn between the yarn clamp and the paying-off wheel, and when the movable disc returns to the first position again, the clamp can clamp the yarn between the dropped yarn and the paying-off wheel, and at the moment, the yarn between the clamp and the yarn clamp can be cut by opening the yarn scissors.
2. The wind power blade embedded sleeve yarn winding device according to claim 1, wherein the tail support side is also provided with a yarn clamp, a movable disc, and a column and a clamp fixed on the movable disc, so that the embedded sleeve can finish yarn winding at either end.
3. The wind power blade embedded screw sleeve yarn winding device according to claim 1 or 2, wherein a detection component for detecting whether the embedded screw sleeve yarn winding is qualified or not is further arranged on the supporting seat.
4. Wind power blade pre-buried sleeve yarn winding device according to claim 1 or 2, characterized in that the tail support and the root support can clamp and release the pre-buried sleeve by relative movement in axial direction.
5. The wind-powered blade insert winding device of claim 4, wherein the tail support and/or the root support are further adapted to insert inserts of different lengths by axial movement.
6. The wind power blade embedded screw sleeve yarn winding device according to claim 1 or 2, wherein a fixed disc axially fixed relative to the embedded screw sleeve is further arranged on one side of the movable disc, which is far away from the embedded screw sleeve, the fixed disc can drive the movable disc to rotate, and the movable disc can axially move relative to the fixed disc.
7. The sand blasting and yarn winding system for the embedded screw sleeve of the wind power blade is characterized by comprising a loading platform for bearing the embedded screw sleeve, a first conveying device for conveying the loading platform to a transferring station, a sand blasting device for automatically blasting the embedded screw sleeve, a detection device for detecting sand blasting quality of the embedded screw sleeve, a front transferring device for conveying the embedded screw sleeve which is detected to be qualified by the detection device to a yarn winding device, a rear shipping device for conveying the embedded screw sleeve after yarn winding to a discharging platform, and a transferring device for conveying the embedded screw sleeve on the loading platform at the transferring station to the sand blasting device and conveying the embedded screw sleeve after sand blasting to the detection device, wherein the yarn winding device is the yarn winding device according to any one of claims 1-6.
8. The wind power blade embedded sleeve sand blasting yarn winding system of claim 7, wherein at least two of the charging platform and the first conveying device are arranged, so that at least one charging platform is provided with the embedded sleeve in a transferring station during operation.
9. The wind power blade embedded sleeve sand blasting yarn winding system of claim 7, wherein the yarn winding device is further provided with a detection component, and the post-transfer device sends the embedded sleeve which is qualified in detection to the unloading platform.
10. An automatic yarn winding method using the yarn winding device according to any one of claims 1 to 6, comprising the steps of: 1) The embedded screw sleeve after sand blasting is placed on a supporting seat of the yarn winding device, the supporting seat lifts the embedded screw sleeve to a position coaxial with a tail support and a root support, and the tail support and the root support relatively move to clamp the embedded screw sleeve and then the supporting seat descends; 2) The paying-off structure drives the paying-off wheel to move in a direction away from the clamp for clamping the free end of the yarn and paying off, the embedded screw sleeve rotates at the same time, and the clamp for clamping the free end of the yarn rotates from a first position to a second position, so that the yarn wound on the embedded screw sleeve is tightened; 3) The paying-off mechanism rotates after moving to a set position, so that the new yarn covers the yarn which is wound on the embedded screw sleeve firstly, then the clamp loosens the yarn, and the yarn returns to the first position; 4) The paying-off mechanism reversely moves again and rotates after finishing winding yarn for the first time, and the yarn winding process is performed in a reciprocating manner until the paying-off wheel reaches a set position when the yarn winding process is performed for the last time, and the movable disc rotates a set ring, so that an upright post which extends out of the movable disc pulls the yarn at the end of the paying-off wheel and winds the yarn on the back of at least two upright posts or the back of the upright post and the clamp; 5) The yarn at the end of the paying-off wheel is separated from the upright post, and the embedded screw sleeve stops rotating after being wound on the embedded stud for 1-3 circles; 6) The yarn clamp extends forwards to pass through the inner side of the yarn between the two upright posts or between the upright posts and the clamp, and the yarn is wound on the upright post after the yarn at the end of the clamping paying-off wheel is retreated to the front end to be separated from the upright post; 7) The movable disc moves to a second position, so that yarns on the upright posts fall off, and the fallen yarns are lapped on yarns between the yarn clamp and the paying-off wheel; 8) The moving disc returns to the first position again, and then the opening clamp clamps the yarn between the yarn wheel and the shed yarn; 9) The thread shears on the paying-off mechanism are opened to cut the thread between the clamp and the thread clamp; 10 The yarn clamp retreats to pull the sheared yarn end out from the lower part of the drop yarn; 11 Rotating the embedded screw sleeve to tighten the shed yarns; 12 The yarn clamp loosens the yarn and returns to the initial position, and the support seat ascends to support the embedded screw sleeve; 13 The tail support and the root support loosen the embedded screw sleeve to return to the initial position.

Description

Wind power blade embedded screw sleeve sand blasting yarn winding system, yarn winding device and yarn winding method Technical Field The invention relates to the field of wind power blade manufacturing, in particular to a wind power blade embedded screw sleeve sand blasting yarn winding system, an automatic yarn winding device and a yarn winding method. Background The wind power blade embedded screw sleeve is used as a connecting piece of the blade and the fan flange bolt, the surface needs to be subjected to sand blasting treatment, the surface roughness is improved, the adhesion reliability of glass fiber reinforced plastic is improved, the glass fiber yarn is wound, and the connection strength after pouring and solidification is improved. In the prior art, in the sand blasting yarn winding process of the wind power blade embedded screw sleeve, the embedded screw sleeve is mainly put into a sand blasting machine by manpower, after sand blasting operation is completed, the embedded screw sleeve is put into a tray to be transported to a yarn winding station, the embedded screw sleeve is manually fixed on a semi-automatic yarn winding machine, yarns are manually knotted, after yarn winding is carried out by rotating the embedded screw sleeve, tail yarns are sheared, and the yarns are manually knotted, and the embedded screw sleeve is taken down and put into the tray to be transported. The method has the following defects that (1) the labor intensity is high, two operators are required to repeatedly carry the embedded screw sleeves in the operation process, the number of the screw sleeves is large, the weight is large, the carrying process is laborious, the efficiency is low, the screw sleeves are required to be placed on a tray after the sand blasting operation is finished, the screw sleeves are required to be transported to a yarn winding station through a forklift, the manual operation is not needed in the yarn winding process, the operation environment is poor, the noise of the sand blaster has a large influence on the operators and the environment, and dust generated in the sand blasting process pollutes and damages the operators and the environment. Disclosure of Invention Aiming at the conditions of high labor intensity, low production efficiency and poor working environment of the existing processing method of the existing wind power blade embedded screw sleeve, the invention provides the wind power blade embedded screw sleeve sand blasting yarn winding system and the automatic yarn winding device, which can realize the automatic production of the embedded screw sleeve, cancel the manual knotting and the screw sleeve carrying of the yarn winding of operators, reduce the labor intensity, improve the production efficiency and avoid the harm to the operators caused by the working environment. The aim and the technical problems of the invention are realized by adopting the following technical proposal. The invention provides a wind power blade embedded screw sleeve yarn winding device, which comprises a frame platform, wherein a tail support and a root support are arranged on the frame platform and are coaxially arranged at intervals and used for clamping an embedded screw sleeve and driving the embedded screw sleeve to rotate; the support seat is used for placing the embedded screw sleeve and moving upwards to convey the embedded screw sleeve to a position coaxial with the tail support and the root support or downwards to avoid the embedded screw sleeve clamped between the tail support and the root support; the paying-off mechanism is positioned at one side of the root support in an initial state, can reciprocate along the axial sides of the tail support and the root support, and is provided with a paying-off wheel for paying off and a wire cutter for cutting wires; the yarn winding machine comprises a yarn clamp, a moving disc, a yarn clamp, a yarn winding disc, a yarn clamp, a moving disc and a yarn winding disc, wherein the yarn clamp is positioned at one side of a root support and can reciprocate along a linear guide rail, the root support can axially move and circumferentially rotate along the root support, a first position close to an embedded screw sleeve and a second position far away from the embedded screw sleeve are arranged in the moving stroke of the moving disc, at least one upright post and one clamp are arranged on the end face of the yarn clamp towards the embedded screw sleeve at intervals, the clamp has the first position and the second position when the moving disc rotates, the moving disc and the clamp are positioned at the first position and clamp the end part of a yarn, the yarn winding disc rotates when the yarn winding disc starts to pay-off and moves towards the tail support, the moving disc drives the clamp to rotate from the first position to the second position, so that the yarn winds on the embedded screw sleeve with set tension, the yarn is pressed between the embedded scr