CN211138434U - Simple device for compounding glass fiber tape and polyamide tape - Google Patents
Simple device for compounding glass fiber tape and polyamide tape Download PDFInfo
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- CN211138434U CN211138434U CN201921367216.6U CN201921367216U CN211138434U CN 211138434 U CN211138434 U CN 211138434U CN 201921367216 U CN201921367216 U CN 201921367216U CN 211138434 U CN211138434 U CN 211138434U
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Abstract
The utility model discloses a simple device for compounding a glass ribbon and a polyamide ribbon, which comprises a base, wherein a longitudinal supporting plate is fixed on the base, a first glass ribbon reel, a polyamide ribbon reel, a second glass ribbon reel, a transition roller and a compound rear ribbon reel which are mutually independent are rotatably arranged on one side surface of the supporting plate, the first glass ribbon reel and the second glass ribbon reel are both wound with the glass ribbon, and the polyamide ribbon reel is wound with the polyamide ribbon; the polyamide band is clamped between the two glass silk bands, the two glass silk bands are overlapped into a whole, then the polyamide band is wound around the transition roller, and finally the polyamide band is wound on the composite rear belt disc, and the composite rear belt disc is controlled to rotate by the motor. The utility model discloses simple structure, convenient operation is nimble, and the adjustability is good, adapts to the complex in multiple specification and dimension's glass silk area and polyamide area.
Description
Technical Field
The utility model relates to an insulation wrap field of large-scale thermonuclear fusion device or other large-scale electromagnetic device's superconducting magnet, the utility model provides a simple and easy device of glass silk area and polyamide area complex.
Background
Thermonuclear fusion will provide inexhaustible clean energy for humans, and the international thermonuclear fusion experimental reactor (ITER) project will be built within the next decade. The superconducting magnet has the key components of the superconducting magnet, the insulating property of the superconducting magnet is one of the key properties of whether the electromagnetic property of all large superconducting magnets meets the design requirement, and once the superconducting magnet is installed on a fusion device, the insulating property is difficult to maintain and replace when a problem occurs, and huge manpower and economic time cost are required to be paid even if the superconducting magnet is repaired, so a series of strict tests are required to be carried out on the insulating property of the superconducting magnet before the superconducting magnet is installed, including tests such as 5.7Kv high-voltage insulation breakdown and the like, and the composite requirements on a glass ribbon and a polyamide ribbon on the surface of the superconducting magnet are high, such as dimensional stability, fit performance, insulating property, overlapping rate and the like.
The outer surface of the superconducting conductor usually bears ultrahigh voltage during working, so that the requirement on the insulating property is high, a large number of GKG composite belts of multiple layers of glass fiber belts and polyamide belts need to be wrapped on the outer surface of the superconducting conductor, the insulating property of the conductor is enhanced after vacuum pressure impregnation curing (VPI), the length of a superconducting coil conductor is usually dozens of meters and tens of thousands of meters, the composite workload of the multiple layers of glass fiber belts and the polyamide belts is particularly large, and the online composite occupies a large number of key circuit manufacturing cycles, so that the glass belts and the polyamide belts are combined in advance at the early stage of insulation wrapping, and the combination is very necessary and significant.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple and easy device of glass ribbon and polyamide area complex, the device is rationally distributed, simple structure, the cost is low and the transmission system principle is simple, stable performance, convenient operation, have the adjustability, adapt to the complex in multiple specification and dimension's glass ribbon and polyamide area simultaneously.
The utility model discloses a realize through following technical scheme:
a simple device for compounding a glass ribbon and a polyamide ribbon is characterized in that: the glass fiber reinforced plastic composite material processing device comprises a base, wherein a longitudinal supporting plate is fixed on the base and can be quickly installed and connected with a working table, a first glass fiber tape reel, a third polyamide fiber tape reel, a second glass fiber tape reel, a transition roller and a fourth composite rear tape reel which are mutually independent are rotatably installed on one side face of the supporting plate, the first glass fiber tape reel and the second glass fiber tape reel are wound with glass fiber tapes, and the polyamide fiber tape reels are wound with polyamide fibers; the polyamide band is clamped in the middle of the two layers of glass silk bands, the two layers of glass silk bands are overlapped into a whole, then the polyamide band is wound around the transition roller, and finally the polyamide band is wound on the fourth composite rear belt disc, and the rotation of the composite rear belt disc is controlled by the motor.
The simple device for compounding the glass fiber tape and the polyamide tape is characterized in that: and the glass fiber belts and the polyamide belts are provided with tension wheels with adjustable positions at the positions before compounding.
The simple device for compounding the glass fiber tape and the polyamide tape is characterized in that: the motor is a stepping motor, the front surface of the supporting plate is provided with a speed adjusting device for controlling the stepping motor, the speed adjusting device is divided into 5-10 gears, the proper rotating speed of the stepping motor can be adjusted according to requirements, if the rotating speed is too slow, the economic efficiency of the composite belt is low, the construction period and the labor cost are high, if the rotating speed is too high, a large amount of heat is generated by friction, the heat is difficult to be dissipated in time, even static electricity is generated, redundant electric quantity needs to be eliminated and released at intervals, and the reasonable speed gears are specifically adopted, and the actual production requirements are determined by referring to the widths of the glass fiber belt and the polyamide belt and the types of materials.
The simple device for compounding the glass fiber tape and the polyamide tape is characterized in that: the glass wire reel I, the polyamide wire reel III, the glass wire reel II, the transition roller and the composite rear reel are all installed on the supporting plate through the transmission shaft, stainless steel protection pads are sleeved on the positions, corresponding to the two sides of the supporting plate, on the transmission shaft, the glass wire tape and the polyamide tape have high insulation requirements and cannot be in direct contact with metal materials, so that the material of a main body back plate for installing all transmission devices is G10, meanwhile, the wear resistance and the strength of the G10 material are not too high, the stainless steel protection pads are additionally installed on the positions of the transmission shaft, the defects are made up just by the stainless steel protection pads, the insulation performance is not influenced, the material of the transmission shaft is 304 with the magnetic conductivity less than 1.05, a polytetrafluoroethylene sleeve pipe is adopted in the contact part of the transmission shaft and the glass wire tape or the polyamide tape, a key groove is machined on the inner side of the sleeve pipe, the transmission shaft is in transmission through, the method is used for improving the joint rate of the glass ribbon and the polyamide ribbon during compounding and avoiding local looseness or bubbles.
The utility model discloses to the insulating material class, various except that the compound of glass ribbon and polyimide area other than dish, the different materials of banded class is suitable for equally, the structure is unchangeable, and the size can be adjusted according to needs during the actual application.
A simple device for compounding a glass ribbon and a polyamide ribbon. The method can be used for compounding various insulating materials with similar dimensions, different materials with different dimensions comprise various widths and thicknesses, and during actual compounding, the disc diameter, the axle distance, the tension degree, the rotating speed and the like can be properly adjusted according to design requirements so as to meet the requirements of the insulating composite belt. After the superconducting magnet is wrapped by the composite tape, various insulation tests are carried out, and the superconducting magnet is immersed by vacuum pressure, so that the insulation performance meets the design requirement under a 5.7Kv high-voltage test, and the composite method is proved to be feasible.
This composite method has been fully validated in iter PF coils.
The utility model discloses a main operating procedure does:
1) the device is fixed on a horizontal working table through mounting angle steel;
2) installing glass fiber ribbons and polyamide ribbons with certain diameters and widths on corresponding tape reels;
3) compounding two groups of glass fiber belts and one group of polyamide belts, wherein the polyamide belts are positioned in the middle of the glass fiber belts, and the three groups of compounded fiber belts penetrate through a transition roller to bond the starting end with a central shaft sleeve of a compound disc when reaching the position of the compound disc;
4) adjusting the radial positions of the three groups of tensioning wheels;
5) adjusting the axial positions of all the belt discs and the rollers;
6) starting a motor to perform composite work of the glass ribbon and the polyamide ribbon;
7) adjusting the rotating speed of the motor, and gradually adjusting the rotating speed from the lowest gear to the optimal gear;
8) after the combined ribbons reach the preset diameter, cutting off the three groups of ribbons, replacing a new disc and repeating the step 3;
9) after compounding a disc or a half disc, performing electrostatic discharge protection treatment on the motor and each transmission shaft;
the composite method is used in the insulating wrapping of an ITER PF coil in a large quantity, and can meet the design requirements through engineering practical verification, for example: 2, compounding glass fiber ribbons 40mm wide with polyamide ribbons 32mm wide; 2 groups of 50mm wide glass ribbons were composited with 40mm wide polyamide ribbons.
During operation, the notes of each step are as follows:
1. step 1) requires the working table to be clean and moderate in height, common tools can be stored conveniently, and staff can work independently or cooperatively for a long time (or flexibly).
2. And 2) the central shaft of the disc is required to rotate flexibly without clamping stagnation, and the central shaft has moderate friction with the organic glass discs on the inner side and the outer side, so that the position deviation of the glass ribbon and the polyamide ribbon is prevented when the disc rotates.
3. And 3) threading the silk ribbon in the direction of the figure, and manually rotating for 2-5 circles to press the starting end after the starting ends of the glass silk ribbon and the polyamide ribbon are bonded with the central shaft sleeve.
4. And 4) after each silk ribbon passes through the tension wheel, the tightness is moderate, and no large friction force exists.
5. And 5), adjusting the axial positions of the discs and the idler wheels according to the design requirements and the width size of the purchased tape discs, and ensuring that the compounded silk ribbons are centered and do not deviate.
6. And 6) starting at the lowest speed, and observing whether the silk ribbon is off tracking, loose, pulled and straightened and the like.
7. And 7) the motor has 10 gears of speed, and the first gear which is most matched with the composite material is selected through tests.
8. And 8) selecting a proper diameter of the composite disc according to the actual production wrapping workload, so as to avoid unnecessary cutting of the silk ribbon.
And 9) stopping the machine to release static electricity at any time according to the working progress condition, connecting a grounding metal body outside the transmission shaft connecting device by using a thin copper wire, and when more electric quantity is accumulated, generating very small current sparks possibly without harm to a human body and products.
The utility model discloses a theory of operation and benefit brief:
because superconducting magnet insulation wraps the work load very much, and this device can accomplish most insulation and wrap work in advance, simultaneously because convenient operation is nimble, can the flexible operating time of arranging, not influence the main part work progress promptly, can make full use of idle time again, effectively utilize manpower resources. The principle of the device is that a polyamide belt is compounded between 2 layers of glass ribbons in advance, two glass ribbons (the diameter of the plate is variable, the width size is fixed) and a polyamide belt (the diameter of the plate is variable, the width size is fixed) are driven by a motor, the three are compounded on a compound rear belt plate at the same linear speed through a rolling bearing and an adjustable pre-tensioning wheel, so that the compounded rear material is stable in size and tightly attached, the compound rear belt plate can store N plates in batches in advance, sufficient storage is provided for the insulation wrapping of a subsequent superconducting magnet, a large amount of online compounding time is saved, and the compound rear belt plate can be taken out for use at any time as required.
The utility model discloses have very important engineering practical meaning to the insulating wrap performance and the benefit of superconducting magnet through preliminary aassessment.
The utility model has the advantages that:
① the whole device has reasonable layout, simple structure and low cost.
② the transmission system has stable and reliable performance and simple principle.
③ has the advantages of convenient and flexible operation, good adjustability, and simple and easy learning.
④ accommodate the compounding of glass ribbon and polyamide ribbon in a variety of gauge sizes.
⑤ the task can be flexibly arranged without occupying the manufacturing time of the critical circuit.
⑥ other types of disk and ribbon composites of different materials are equally suitable for use in the device.
Drawings
Fig. 1 is a front schematic view of the present invention.
Fig. 2 is a schematic back view of the present invention.
The specific implementation mode is as follows:
a simple device for compounding a glass ribbon and a polyamide ribbon comprises a base 5, wherein a longitudinal support plate 1 is fixed on the base 5, a first glass ribbon reel 7, a third polyamide ribbon reel 6, a second glass ribbon reel 12, a transition roller 13 and a fourth compounded ribbon reel 4 which are mutually independent are rotatably arranged on one side surface of the support plate 1, the first glass ribbon reel and the second glass ribbon reel (7 and 12) are respectively wound with the glass ribbon 2, and the third polyamide ribbon reel 6 is wound with the polyamide ribbon 3; the polyamide band 3 is clamped between the two glass fiber bands 2, is overlapped into a whole, then bypasses a transition roller 13, and is finally wound on a composite rear belt reel 4, and the composite rear belt reel 4 is controlled to rotate by a motor 11.
The glass fiber belt and the polyamide belt are provided with 3 groups of tensioning wheels 8 at the positions before compounding, each group is divided into 2 horizontal and vertical tensioning adjusting positions, and the position in each direction can be adjusted or reserved.
The motor 11 is a stepping motor, and the front surface of the supporting plate is provided with a speed adjusting device 10 for controlling the stepping motor.
The glass silk tep reel one, the polyamide tep reel three, the glass silk tep reel two, transition gyro wheel and compound back tep reel four all install in the backup pad through the transmission shaft, the position that corresponds the backup pad both sides on the transmission shaft all overlaps and is equipped with stainless steel protection pad 9.
The simple device can be used for manufacturing a plurality of sets, simultaneously meets the requirement of separate operation of more employees, and further improves the efficiency.
Claims (6)
1. A simple device for compounding a glass ribbon and a polyamide ribbon is characterized in that: the glass fiber reinforced plastic composite material comprises a base, wherein a longitudinal supporting plate is fixed on the base, a first glass fiber tape reel, a third polyamide tape reel, a second glass fiber tape reel, a transition roller and a fourth composite rear tape reel which are mutually independent are rotatably arranged on one side face of the supporting plate, glass fiber tapes are wound on the first glass fiber tape reel and the second glass fiber tape reel, and polyamide tapes are wound on the third polyamide tape reel; the polyamide band is clamped between the two glass silk bands, the two glass silk bands are overlapped into a whole, then the polyamide band is wound around the transition roller, and finally the polyamide band is wound on the fourth composite rear belt disc, and the fourth composite rear belt disc is controlled by a motor to rotate.
2. The simple device for compounding the glass ribbon and the polyamide ribbon as claimed in claim 1, wherein: and tensioning wheels with adjustable positions are arranged at the positions of the glass fiber belts and the polyamide belts before compounding.
3. The simple device for compounding the glass ribbon and the polyamide ribbon as claimed in claim 1, wherein: the motor is a stepping motor, and a speed adjusting device for controlling the stepping motor is installed on the front face of the supporting plate.
4. The simple device for compounding the glass ribbon and the polyamide ribbon as claimed in claim 1, wherein: the glass silk tep reel is one, polyamide tep reel is three, glass silk tep reel is two, transition gyro wheel and compound back tep reel all install in the backup pad through the transmission shaft, the position that corresponds the backup pad both sides on the transmission shaft all overlaps and is equipped with the stainless steel protection pad.
5. The simple device for compounding the glass ribbon and the polyamide ribbon as claimed in claim 4, wherein: the outer fixed cover of transmission shaft is equipped with the polytetrafluoroethylene sleeve pipe, is equipped with a plurality of strip straight lines parallel with the transmission shaft on the annular outer wall of polytetrafluoroethylene sleeve pipe.
6. The simple device for compounding the glass ribbon and the polyamide ribbon as claimed in claim 4, wherein: the magnetic conductivity of the transmission shaft is less than 1.05.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921367216.6U CN211138434U (en) | 2019-08-22 | 2019-08-22 | Simple device for compounding glass fiber tape and polyamide tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921367216.6U CN211138434U (en) | 2019-08-22 | 2019-08-22 | Simple device for compounding glass fiber tape and polyamide tape |
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| CN211138434U true CN211138434U (en) | 2020-07-31 |
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| CN201921367216.6U Active CN211138434U (en) | 2019-08-22 | 2019-08-22 | Simple device for compounding glass fiber tape and polyamide tape |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115621040A (en) * | 2022-11-18 | 2023-01-17 | 中国科学院合肥物质科学研究院 | Insulation repair structure and repair method for helium inlet and outlet pipes of superconducting magnet coil |
-
2019
- 2019-08-22 CN CN201921367216.6U patent/CN211138434U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115621040A (en) * | 2022-11-18 | 2023-01-17 | 中国科学院合肥物质科学研究院 | Insulation repair structure and repair method for helium inlet and outlet pipes of superconducting magnet coil |
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