CN112537680A

CN112537680A - Glass fiber cloth laying vehicle and method for controlling tension of glass fiber cloth

Info

Publication number: CN112537680A
Application number: CN202011283297.9A
Authority: CN
Inventors: 马良; 冯彬彬; 黄满堂
Original assignee: Changzhou Baicheng Composite Materials Co ltd
Current assignee: Changzhou Baicheng Composite Materials Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-03-23

Abstract

The invention relates to a glass fiber cloth laying vehicle which comprises a support, a station, a tension controller, a magnetic powder brake, a safety chuck, an inflatable shaft, a main electric box, an auxiliary electric box, a limiting device, a sensor, a servo driving motor, a worm speed reducer and a wireless receiver. The glass fiber cloth coiled material cylinder penetrates through the inflatable shaft, the inflatable shaft is inflated to expand to fix the coiled material cylinder on the inflatable shaft, and then the fixed shaft with the coiled material is placed in a groove of the safety chuck to be locked; the inflatable shaft can be used for fast reloading the glass fiber cloth roll, can be quickly disassembled and assembled from the safety chuck, and is combined with the safety chuck to replace the bolt for fixing, so that the reloading speed of the glass fiber cloth roll is greatly improved.

Description

Glass fiber cloth laying vehicle and method for controlling tension of glass fiber cloth

Technical Field

The invention relates to a glass fiber cloth laying vehicle, in particular to a tensioning device of the glass fiber cloth laying vehicle.

Background

At present, the traditional fossil energy such as coal, petroleum, natural gas and the like is gradually reduced, and the development and utilization of novel energy such as wind energy, solar energy and the like are more and more emphasized. Wind energy has wide commercial prospect as a new energy source and is rapidly developed at home and abroad. In recent years, the installed capacity of the domestic wind power generation machine is steadily increased, the market share of energy is continuously promoted, and the domestic wind power generation machine becomes the third largest power supply after coal power and thermal power in China. The domestic wind power blade demand production is continuously promoted along with the development of wind power. Wind power development has experienced wood blades, cloth skin blades, and aluminum alloy blades in nearly 100 years, and at present, wind power blades are mainly made of composite material thin shell structures, and the weight of the composite material in the whole wind power blade generally reaches more than 90%. Composite blades currently use inexpensive fiberglass cloth as one of the primary materials. The wind power blade manufactured by adopting the glass fiber cloth process is obtained by laminating a plurality of layers of glass cloth with different lengths (up to 90 meters at most) and then pouring resin into the laminated glass cloth for curing, so that the glass fiber cloth has huge laying workload.

Because the workload of glass fiber cloth laying is huge, the requirement of replacing manual cloth pulling laying by using machinery is huge. . The invention patent with the application number of 201721286565.6 discloses a cloth paving device for a wind power blade die, which comprises a cloth paving mechanism, a lifting mechanism used for driving the cloth paving mechanism to lift, a first driving assembly used for driving the cloth paving mechanism to move along the length direction of the die, and a second driving assembly used for driving the cloth paving mechanism to move along the width direction of the die, wherein the cloth paving mechanism is arranged below the lifting mechanism, the lifting mechanism is arranged on the second driving assembly in a sliding manner, and the second driving assembly is arranged on the first driving assembly in a sliding manner. This wind-powered electricity generation blade is cloth paving device for mould. However, the method has the defects that the tension of the unfolded glass fiber cloth is constant in the process of paving the glass fiber cloth, the production requirement cannot be met, and the glass fiber paving efficiency is low. Moreover, the labor intensity of workers is high, and the laying quality is poor.

Disclosure of Invention

The invention aims to provide a glass fiber cloth laying vehicle, which solves the problems that the labor intensity of workers is high, the laying quality is influenced, the laying efficiency is low, the tension for unfolding the glass fiber cloth is constant, and the production requirement cannot be met in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a fine cloth of glass shop layer car, includes support, station, tension controller, magnetic powder brake, safe chuck and physiosis axle, main electric box, vice electronic box, stop device, sensor, servo motor, worm speed reducer, wireless receiver, the station setting with dolly support top, safe chuck sets up the one side at the station with magnetic powder brake together, the physiosis axle is coaxial with safe chuck and magnetic powder brake, magnetic powder brake passes through the hub connection with safe chuck. Furthermore, the coiled material is sleeved on the air expansion shaft, the air expansion shaft with the expanded glass fiber coiled material after being inflated is hoisted and placed in a square groove in the safety card, the safety chuck is used for locking, and the lower half part of the coiled material is placed in a groove in the support. After the latter half embedded groove of coiled material, automobile body focus and safe chuck highly reduce, and the focus reduces the back automobile body operation in-process more stable, can improve the fine cloth of glass and spread layer car operating speed, improves the fine cloth of glass greatly and spreads the layer efficiency, and the time of avoiding advancing fast because of the automobile body focus is too high topples, leads to operating personnel to receive the injury. The height of the safety chuck is reduced, so that the height of the safety chuck is slightly lower than the shoulder, and the safety chuck is convenient for workers to operate.

Further, the stations comprise a first station and a second station which are respectively arranged at two ends of the support. And the double stations can carry out bidirectional cloth paving, so that the empty vehicle returning time of the cloth paving vehicle is saved, and the cloth paving efficiency is greatly improved.

Furthermore, the glass fiber cloth laying vehicle also comprises a plurality of cloth passing rollers and a plurality of swing rods; the cloth passing roller is parallel to the air expansion shaft and arranged at the edge of the bracket; the swing rod is parallel to the cloth roller and arranged on the outer side below the cloth roller.

Further, the number of the cloth passing rollers is 2, the number of the swing rods is 2, and the swing rods are respectively arranged on two sides of the support. In forward travel, one roll of web material is used and in return, another roll of web material is used. The double-station laying efficiency is improved, and the condition that the glass fiber cloth laying vehicle cannot work when returning is avoided.

Furthermore, the glass fiber cloth laying vehicle further comprises a plurality of wheels and a pair of guide rails, the wheels are fixedly connected with the support, and 2 limiting devices are arranged on two sides of each wheel respectively. The symmetrical rigid limit is adopted, the wheels are limited to advance in the track, the glass fiber cloth laying vehicle is prevented from greatly shifting in the width direction, the glass fiber is ensured to completely cover the mold, and the glass fiber laying efficiency is improved. The driving wheel, the driven wheel and the track of the cloth spreading trolley are arranged below the side of the wind power blade mould and flush with the side of the mould, so that the size of a chassis of the cloth spreading trolley is reduced, and the occupation of the production site space is reduced.

Furthermore, the glass fiber cloth laying trolley is driven by a servo worm speed reducer, two sides of the trolley are symmetrically arranged, so that enough power for the trolley to move forwards during working is guaranteed, and the advancing distance of the cloth laying trolley can be accurately controlled through controlling servo.

Furthermore, the glass fiber cloth laying vehicle comprises a main electric box, an auxiliary electric box, a wireless receiver and a remote controller. The two sides of the cloth spreading trolley of the basin of the main electric box and the auxiliary electric box are lower than a support platform of the cloth spreading trolley, the wireless receiver is installed on the outer side of the electric box, and the remote controller is not arranged on one side of the wireless receiver. The main electric box is used for controlling the driving of the cloth spreading trolley and receiving feedback information of a related limiting sensor and remote control information of the wireless receiver, the auxiliary electric box is used for controlling the tension of the magnetic powder brake, and the wireless receiver is used for receiving an instruction sent by the remote controller to remotely control the cloth spreading trolley. The cloth spreading trolley can automatically run through a formula program preset on a touch screen of the main box.

Furthermore, a sensor is arranged on the glass fiber cloth laying trolley, when the trolley runs, the automatic control of the travelling speed of the trolley is realized through the feedback of the sensor, in addition, the sensor can timely feed back obstacles in a certain range of the travelling direction of the trolley, and the danger and the injury which possibly occur in the travelling direction of the trolley are avoided.

Compared with the prior art, the invention has the beneficial effects that: the air expansion shaft is coaxial with the safety chuck and the magnetic powder brake, and the magnetic powder brake shaft is connected with the safety chuck through a shaft. The coiled material penetrates through the inflatable shaft and then is placed in a safety chuck for locking; the safety chuck is connected with the magnetic powder brake through a shaft, the torque output by the magnetic powder brake is adjusted, the torque is output to the air expansion shaft, the glass fiber cloth roll and the air expansion shaft are relatively static due to inflation and expansion of the air expansion shaft, so that the torque is output to the cloth roll, and the tension of the cloth roll is accurately controlled from 0% -100%. Therefore, the tension can be precisely adjusted by adjusting the magnetic powder brake. The air expansion shaft can fast change and install the glass fiber roll, can be fast disassembled and assembled from the safety chuck, and is combined with the safety chuck to replace the bolt for fixing, so that the roll changing speed of the glass fiber cloth is greatly improved. The design of the notch on the cloth spreading trolley support reduces the height of the safety chuck and the gravity center of the cloth spreading trolley after charging. After the height of the safety chuck is reduced, the height of the safety chuck is slightly lower than the shoulders of a human body, so that the safety chuck is convenient for workers to operate; after the material is loaded, the gravity center of the cloth spreading trolley is reduced, the overturning property of the cloth spreading trolley in the small advancing direction is reduced, and the safe advancing speed of the trolley can be greatly improved so as to improve the cloth spreading efficiency. The hidden wheel and track design reduces the occupation of the field space and improves the operable space for the necessary work of the field staff when spreading the cloth.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of a fiberglass cloth laying vehicle according to an embodiment of the invention;

fig. 2 is a schematic top view of a fiberglass cloth laying vehicle according to an embodiment of the present invention;

fig. 3 is a cross-sectional view taken along line AA of fig. 2.

In the figure: 1. a guide rail; 2. an auxiliary electric box; 3. a magnetic powder brake; 4. an inflatable shaft; 5. a cloth passing roller; 6. a swing rod; 7. a wireless controller; 8. a remote controller; 9. a driving wheel; 10. a main electric box; 11. a driven wheel; 12. a support; 13. a limiting device; 15. A safety chuck.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Referring to fig. 1, 2 and 3, a fiberglass cloth layering cart according to a preferred embodiment of the present invention includes a support 12, a station, a tension controller, a magnetic powder brake 3, a safety chuck 15 and an expansion shaft, wherein the station is disposed above the support 12, the safety chuck 15 is disposed at one end of the station, the expansion shaft is coaxial with the safety chuck 15 and the magnetic powder brake 3, and the magnetic powder brake 3 is connected to the safety chuck 15 through a shaft.

The air expansion shaft 4 is sleeved with coiled materials, the support 12 is provided with a groove, and the lower half part of the coiled materials is arranged in the groove. The lower half part of the coiled material is embedded into the groove, so that the gravity center of the vehicle body is reduced, the overturning performance of the paving layer in the high-speed running in the advancing direction is reduced, and the running process of the vehicle body is more stable, so that the running speed of the glass fiber cloth paving layer vehicle can be increased, and the glass fiber cloth paving layer efficiency is greatly improved.

The stations comprise a first station and a second station which are respectively arranged at two ends of the bracket 12. And the double stations can carry out bidirectional cloth paving, so that the empty vehicle returning time of the cloth paving vehicle is saved, and the cloth paving efficiency is greatly improved.

The glass fiber cloth laying vehicle also comprises a plurality of cloth passing rollers 5 and a plurality of swing rods 6; the cloth passing roller 5 is parallel to the air expansion shaft 4 and is arranged at the edge of the bracket 12; the swing rod 6 is parallel to the cloth roller 5 and is arranged at the outer side below the cloth roller 5. When the device works, the glass fiber cloth penetrates from the upper side of the cloth passing roller and then penetrates out from the lower side of the cloth roller on the swing rod.

The number of the cloth passing rollers 5 is 2, the number of the swing rods 6 is 2, and the swing rods are respectively arranged at two ends of the support 12. In forward travel, one roll of web material is used and in return, another roll of web material is used. The double-station laying efficiency is improved, and the condition that the glass fiber cloth laying vehicle cannot work when returning is avoided.

The glass fiber cloth laying vehicle further comprises a plurality of wheels and a pair of guide rails 1, the wheels are fixedly connected with the support 12, and two sides of each wheel are respectively provided with 2 limiting devices 13. The symmetrical rigid limit is adopted, the wheels are limited to advance in the track, the glass fiber cloth laying vehicle is prevented from greatly shifting in the width direction, the glass fiber is ensured to completely cover the mold, and the glass fiber laying efficiency is improved. The driving wheel, the driven wheel and the track of the cloth spreading trolley are arranged below the side of the wind power blade mould and flush with the side of the mould, so that the size of a chassis of the cloth spreading trolley is reduced, and the occupation of the production site space is reduced. The wheels are 2

driving wheels

9 and 2 driven wheels 11, the driving wheels 9 are powered by a main box 10 to control a servo motor to rotate, and the driving wheels are driven to run or retreat by a worm speed reducer.

The air inflation shaft is coaxial with the safety chuck 15 and the magnetic powder brake 3, and the magnetic powder brake 3 is connected with the safety chuck 15 through a shaft. The coiled material is threaded on the air expansion shaft and then is put into a safety chuck 15 to be locked; the magnetic powder brake 3 is powered by the auxiliary electric box 2 for operation. A wireless controller 7 and a remote controller 8 are also arranged on the bracket 12 and are used for controlling the operation of the magnetic powder brake 3. Before the operation, the inflatable shaft with the glass fiber roll is hoisted and placed in a station, and the inflatable shaft is locked in the safety chuck. The magnetic powder brake 3 has the characteristic that the exciting current and the transmission torque are basically in a linear relation. The device can transmit certain torque under the condition of not relating to the slip, and has the characteristics of high response speed, simple structure, no pollution, no noise and no impact vibration. When cloth is laid, the magnetic powder brake is electrified, then torque opposite to the unwinding direction of the glass fiber cloth is generated to ensure that the glass fiber cloth always maintains certain tension, a signal is input into a program controller or a remote controller 8 through a main box 10, the magnitude of force output by the magnetic powder brake 3 is changed, the torque is output to an air expanding shaft, a glass fiber cloth roll and the air expanding shaft are expanded and are relatively static after the air expanding shaft is inflated, the torque is output to a cloth roll, and the tension on the cloth roll is accurately adjusted from 0% to 100%. Therefore, the tightening force can be accurately adjusted by adjusting the magnetic particle brake 3. The problem that the glass fiber cloth is loosened and uncoiled due to the fact that the trolley does not advance any more and the glass fiber cloth has no tension is avoided, and production is influenced or unnecessary raw material waste is caused is avoided. The air inflation shaft 4 can complete quick reloading of the glass fiber coiled material through quick inflation and deflation, the air inflation shaft 4 can be quickly disassembled and assembled from the safety chuck 15, and compared with a bolt and screw fixing mode coiled material mode, the reel replacing speed of the glass fiber cloth is greatly improved.

The glass fiber layer laying vehicle can automatically run by changing a program in the main electric box, and when the glass fiber layer laying vehicle automatically runs, the related sensors can increase and decrease the travelling speed of the trolley according to the running distance and can also feed back obstacles in the travelling range, so that possible danger or injury caused by the obstacles in the travelling range can be avoided.

The glass fiber layer laying vehicle can carry out manual remote operation on the trolley through a wireless connection controller 7 and a remote controller 8.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a fine cloth of glass spreads ply car, includes support, station, tension controller, magnetic powder brake, safe chuck and physiosis axle, main electric box (drive control electronic box), vice electronic box (magnetic powder controller electronic box), stop device, sensor, servo motor, worm speed reducer, wireless receiver, the station setting with dolly support top, safe chuck sets up in one side of station with magnetic powder brake together, the physiosis axle is coaxial with safe chuck and magnetic powder brake, magnetic powder brake passes through the hub connection with safe chuck.

2. A glass fiber cloth spreading trolley according to claim 1, wherein square heads are arranged at two ends of the air expanding shaft, the coiled material is sleeved on the air expanding shaft, the safety chucks on the support are provided with square grooves matched with two ends of the air expanding shaft, and the square heads at two ends of the air expanding shaft provided with the coiled material are respectively arranged in the square grooves in the safety chucks on two sides of the support and are locked when in work.

3. A fiberglass cloth layering cart according to claim 1, wherein the stations comprise a first station and a second station, which are respectively arranged at two ends of a support.

4. The fiberglass cloth layering cart of claim 1, further comprising a plurality of cloth passing rollers and a plurality of swing rods; the cloth passing roller is parallel to the air expansion shaft and arranged at the edge of the bracket; the swing rod is parallel to the cloth passing roller and arranged on the outer side below the cloth passing roller; when the device runs, the cloth roller on the swing rod is slightly higher than the upper surface of the die.

5. The fiberglass cloth laying vehicle of claim 4, wherein the number of the cloth passing rollers is 2, and the number of the swing rods is 2, and the swing rods are respectively arranged on two sides of the bracket.

6. The glass fiber cloth laying vehicle of claim 1, further comprising a plurality of wheels and a pair of guide rails, wherein the wheels are fixedly connected with the support, and two sides of each wheel are respectively provided with 2 limiting devices.

7. The fiberglass cloth laying vehicle of claim 1, wherein the trolley support of the fiberglass cloth laying vehicle is provided with two notches, and after the fiberglass cloth roll is loaded, the lower side of the fiberglass cloth roll is lower than the trolley support platform.

8. The fiberglass cloth layering cart of claim 1, wherein the safety chuck is lower than the shoulders of a human body when the fiberglass cloth layering cart is placed on the blade mold.

9. The glass fiber cloth laying cart according to claim 1, wherein servo motors are arranged at one ends of two sides of the glass fiber cloth laying cart and connected with driving wheels through worm speed reducers, and wheels are arranged below a mold when the cart runs on the mold.

10. The glass fiber cloth laying vehicle according to claim 1, wherein a driving control electric box and a magnetic powder brake control electric box are respectively arranged on two sides of the glass fiber cloth laying vehicle, and the electric boxes are both positioned below a plane where the support platform is positioned.

11. The fiberglass cloth laying vehicle of claim 1, wherein a wireless receiver and a remote controller are arranged on the fiberglass cloth laying vehicle, and the wireless receiver is arranged on one side of the electric box.