专利摘要:
Making insulation sleeves from binder containing fibrous material, including integrated method and apparatus features for dividing a continuous blanket or web of fibrous material into individual lengths, winding individual lengths of fibrous blanket upon a multi-part separable mandrel, heating the mandrel to cure the binder in the inside surface layer of the sleeve, separating the sleeve from the mandrel, brining the outside surface of the sleeve into contact with a heated surface to cure the binder in the outside surface layer of the sleeve, delivering the sleeves to a curing oven in which the sleeves are advance and rotated, trimming the ends of the sleeves, and axially slitting the sleeves.
公开号:SU727122A3
申请号:SU752133711
申请日:1975-05-16
公开日:1980-04-05
发明作者:Анри Бишо Бернар;Жест Рене
申请人:Сэн Гобэн Эндюстри (Фирма);
IPC主号:
专利说明:

(54) METHOD OF MANUFACTURING CYLINDRICAL SHELLS FROM FIBER MATERIAL AND INSTALLATION FOR ITS IMPLEMENTATION
权利要求:
Claims (2)
[1]
The invention relates to the manufacture of cylindrical shells by winding on a mandrel. Ievesggen is a method of manufacturing cylindrical shells of fibrous material, which includes winding the sheath on a heated mandrel, removing it from the mandrel and curing in a furnace while rotating around its axis 1. The known method does not provide a smooth, high-quality outer surface of the rim. A device for obtaining cylindrical shells of fibrous material is also known, including a tape material feeding mechanism, a heated mandrel, a device for collecting shells, a multi-colored furnace with a mechanism for moving shells and transporting means. 2 The installation also does not provide a smooth, high-quality surface manufactured shell. The purpose of the invention is to improve the quality of the product. . This goal is achieved by the fact that according to the method of manufacturing cylindrical fibrous shells, including winding the sheath onto a heated frame. ku, removing it from the mandrel and curing in a furnace when rotating around its axis, after removing the shell from the heated mandrel, cure its outer surface by rolling against a relatively smooth heated flat plate. An installation for carrying out the method, including a tape material feeding mechanism, a heated mandrel, a device for winding the shells, a multi-colored furnace with a mechanism for moving the covers and transporting means, is provided with a heating device installed in front of the multi-colored kiln, made in the form of a fixed fixed heated plate to an underlying one conveyor, and the heating plate is installed with the possibility of changing its position in height, and the mechanism for moving the shells Nogo-tiered oven is in the form of generators rus, opiragadihs disposed at angularly offset each other but otnositvl neck crankshafts transverse rod, whose ends are mounted in rigid vertical guide. FIG. 1 shows the installation, general view; FIGS. 2 to 5 show a device for breaking the fibrous material in a different position; on . b mechanism for winding the shell on the mandrel; in fig. 7 - a lot of Russian oven, side view; in fig. 8 - cranked aal of the method of mixing shells with in Aechi; in fig. 9 - performing the kiln rus; in fig. 10 - 15 - Rus furnace with a moving shell during its curing. The plant for manufacturing cylindrical shells of fibrous material contains mechanism 1, feeding tape material 2, dryer 3, device 4 for breaking the belt, conveyor 5, moving pieces of fiber material 6 for winding the shells, lever overload device 7, heating device 8, Many a light-colored furnace 9, a cutting device 10 for trimming edges, a device 11 for longitudinal cutting and a collection of 12 finished products. The belt breaking device 4 contains four drive rollers, the front rollers 13 alternately turn on at a predetermined speed and are braked, and the rear 14-rotates continuously in the belt feed direction. Device for winding shells. 15 comprises a heated mandrel and three stitching rollers 16 at an angle of 120 to the mandrel. The heating device contains a heated, smooth plate 17 installed with the possibility of height adjustment and a conveyor 18 moved from a drive 19. A lot of Russian 9 is intended for a full polymerization of casings and contains several Russes. Each of them is made of transverse rods 20, the ends of which rest on the journals 21 of the crankshafts 22 and enter the cutout 23 in the guides 24. The journals are displaced one relative to the other by a certain angle so that the rods 20 form a sinusoidal surface. The crankshafts are driven into rotation by means of a chain 25 meshed with a star 26. The proposed method proceeds in the following manner. The belt material 2 is fed into the drying chamber 3 by a mechanism. From the chamber, the material enters the fracture mechanism 4. In this mechanism, due to the deceleration of the rollers 13, the tape of material sags and forms a loop (Figures 2-5). Then the rollers 13 are rotated and the loop of the ribbon is straightened, these rollers are again braked and the meuk tape of the material is rotating, and the rollers 13 and 14 expand from rollers. The intervals between the braking and the rotation of the rollers are chosen according to the length of the tear-off tape. A torn piece of tape material conveyor 5 is fed to the device for winding the shell on heated Help 27, the end of the tape sticks to it, while rotating the mandrel and press rollers 16 winding the shell. Since the mandrel is heated to 400 ° C, the inner surface of the shell quickly polymerizes, becomes hard and smooth. Then, the mandrel 2 7 is taken out of the casing and the casing 15 by the lever mechanism 7 is fed to the conveyor 18 of the heating device. When moved on the conveyor 18, the shell rotates with respect to the smooth, heated fixed plate 17, with the result that the outer surface also polymerizes and becomes hard and smooth. From the conveyor 18, the shell enters the upper rus of the furnace 9. Due to the continuous rotation of the crankshafts 22, the forks formed by the rods 20 of the cyclic-hygienic to the surface constantly change the forg, but maintain the wavelength and amplitude. As a result, a double movement of the shells is obtained - the forward movement and the opposite of the Sfig. 10 -: 15). When the crankshaft rotates sinusoidally with the Ime, the 4pica surface and under the action of its own weight, the sheath, following the depression, moves forward, rotating around its axis. Each Rus contains two crankshafts, their pitch is such that it allows the shell to move along the entire length of the furnace. At the end of a given rus, the shell falls on the lower rus, where it is moved in a similar way. Heating of the furnace is provided by gas burners 28, to avoid overheating of the lower floor, vaults 29 are provided. Uniform distribution of hot air over the height of the furnace is provided by a perforated meteoric sheet 30. Exhaust gas is discharged through pipe 31. After polymerization of the casing, it is fed to trim the edges in the fixture / O and to a slitting unit 11 for shells. The finished products of the lifestyle are in collection 12. The use of the proposed method and device ensures the production of cylindrical shells of fibrous material with smooth outer and inner surfaces. Claim 1. A method of manufacturing cylindrical shells of fibrous material, including winding the shell and heated mandrel, removing it from the mandrel and curing in a furnace around the axis, so that product quality, after removing the shell of the c-heated mandrel, cures its outer surface by rolling against a relatively smooth heated flat plate. . 2. An installation for carrying out the method, including a belt supplying material, a heated mandrel, a device for winding the casing a lot of kiln with a transfer mechanism of the shells and transporting means, characterized in that it is equipped with a heating device installed in front of the multi furnace in the form of a fixed smooth heated plateU and a conveyor located under it. 3. Installation according to claim 2, characterized in that the heater plate is installed with the possibility of operating its height position. 4. Installation according to claim 2, characterized in that / that the mechanism for moving the shells of a multi-light-colored furnace is made in the form of educators. Cushions of transverse rods, the ends of which are installed in rigid vertical guides. Sources of information taken into account in the examination 1.Rosato D.V. and others. Winding glass fiber. M., Mechanical Engineering, 1969, p. 129-130.
[2]
2. The author's certificate of the USSR 197934, cl. B 29 D 23/10, 26.03.64. BUT
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FI65572B|1984-02-29|
ES437681A1|1977-01-16|
AT364767B|1981-11-10|
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IN143165B|1977-10-15|
AU8090275A|1976-11-11|
IE42987B1|1980-12-03|
FI751424A|1975-11-18|
FR2278485B1|1976-12-24|
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YU40261B|1985-12-31|
NO751757L|1975-11-18|
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引用文献:
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NL274398A|1961-02-06|DE3235342C2|1982-09-24|1991-09-26|Wilfried 6238 Hofheim De Seitz|
FR2583498B1|1985-06-14|1987-08-07|Saint Gobain Isover|PROCESS AND DEVICE FOR PRODUCING MINERAL FIBER SHELLS|
AU2002329347B8|2001-07-17|2008-12-18|Saint-Gobain Isover|Compressed heat insulation housing|
FR2831645B1|2001-10-31|2004-04-02|Saint Gobain Isover|COMPRESSED INSULATION SHELL|
CN112562940A|2020-12-07|2021-03-26|刘�英|Manufacturing and forming method of cable insulation sleeve|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
FR7417232A|FR2278485B1|1974-05-17|1974-05-17|
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