JPH0749192A - Roll device - Google Patents
Roll deviceInfo
- Publication number
- JPH0749192A JPH0749192A JP5215297A JP21529793A JPH0749192A JP H0749192 A JPH0749192 A JP H0749192A JP 5215297 A JP5215297 A JP 5215297A JP 21529793 A JP21529793 A JP 21529793A JP H0749192 A JPH0749192 A JP H0749192A
- Authority
- JP
- Japan
- Prior art keywords
- heating
- roll
- shaft
- roll device
- cylindrical shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Rolls And Other Rotary Bodies (AREA)
- Drying Of Solid Materials (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、布、紙、フィルム等
を走行させて乾燥、加熱させる加熱ロール装置に関する
ものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating roll device for running, drying and heating cloth, paper, film and the like.
【０００２】[0002]
【従来の技術】図１５は例えば特公昭４６−４０１３９
号公報に示された従来のロール装置の構成を示す断面図
である。図において、１は中空型の加熱ロール、２は加
熱ロール１の内周部に複数本組み込まれ加熱ロール表面
を均熱化するためのヒートパイプ、１９は加熱ロール１
を支持する端部軸であり、中心軸２０に軸受３を介して
回転自在に支持されている。２１は中心軸２０上に取り
付けられ中空の加熱ロール１との間で磁気回路を形成す
るための鉄心、２２はこの鉄心２１に取り付けられ加熱
ロール１をうず電流損によって加熱する電磁コイルであ
る。2. Description of the Related Art FIG. 15 shows, for example, Japanese Patent Publication No. 46-40139.
It is sectional drawing which shows the structure of the conventional roll apparatus shown by the publication. In the figure, reference numeral 1 is a hollow heating roll, 2 is a heat pipe for incorporating a plurality of heating rolls 1 in the inner peripheral portion thereof for uniformizing the surface of the heating roll, and 19 is the heating roll 1.
Is an end shaft that supports the shaft, and is rotatably supported by the central shaft 20 via a bearing 3. Reference numeral 21 is an iron core mounted on the central shaft 20 to form a magnetic circuit with the hollow heating roll 1, and 22 is an electromagnetic coil attached to the iron core 21 to heat the heating roll 1 by eddy current loss.
【０００３】次に、上記従来装置の動作について説明す
る。中心軸２０の鉄心２１に取り付けられた電磁コイル
２２に交流電流を流すと、交流磁界φが発生し、電磁誘
導作用により加熱ロール１にうず電流が流れて発熱す
る。中心軸２０上に回転支持され、かつ発熱した加熱ロ
ール１は、円周に複数本組み込まれた加熱ロール均熱用
のヒートパイプ２により表面温度を±１℃以下の均熱状
態に保たれる。なおこの加熱ロール１の表面温度は用途
別に設定される。Next, the operation of the above conventional device will be described. When an alternating current is passed through the electromagnetic coil 22 attached to the iron core 21 of the central shaft 20, an alternating magnetic field φ is generated, and an eddy current flows through the heating roll 1 due to the electromagnetic induction action to generate heat. The heating roll 1 which is rotatably supported on the central shaft 20 and generates heat is kept in a uniform temperature state of ± 1 ° C. or less by a heat pipe 2 for uniform heating of the heating rolls incorporated in the circumference. . The surface temperature of the heating roll 1 is set for each application.
【０００４】[0004]
【発明が解決しようとする課題】従来のロール装置は以
上のように加熱ロールを加熱ロールの内側から電磁誘導
作用により加熱するため、加熱源である電磁コイルを加
熱ロールの内側に設ける必要がある。そのため小径ロー
ルになるとロール内側スペースが狭くなり、ロール内側
に加熱源を設けることができない等の問題点があった。Since the conventional roll device heats the heating roll from the inside of the heating roll by the electromagnetic induction action as described above, it is necessary to provide an electromagnetic coil as a heating source inside the heating roll. . Therefore, when the roll has a small diameter, the space inside the roll becomes narrow, and there is a problem that a heating source cannot be provided inside the roll.
【０００５】この発明は上記のような問題点を解消する
ためになされたものであり、従来の均熱ロール装置と同
性能の小径加熱ロール装置を得ることを目的とする。The present invention has been made to solve the above problems, and an object thereof is to obtain a small-diameter heating roll device having the same performance as that of a conventional soaking roll device.
【０００６】[0006]
【課題を解決するための手段】この発明に係るロール装
置は、作動液を内部に含む中空円筒を加熱ロール内に設
置し、当該中空円筒を軸受により支持すると共に、加熱
ロール外部に加熱源を設けることにより、加熱ロールと
加熱源を分離させたものである。また、中空円筒軸の作
動液の加熱を間接的に実施する方法として、軸端部に固
定支持された電磁コイル、又はマイクロ波発生装置を設
けたものである。作動液を直接的に加熱する方法として
中空の軸内部に電気ヒータを取り付けたものである。ま
た、中空円筒軸の均熱化として蒸発部と凝縮部を分離す
るために、軸端の加熱部に作動液が溜まる構造を設け、
更に、蒸発部と凝縮部を分離したロール装置において、
蒸発部の熱輸送能力を高めるために作動液が溜まる部分
にフィンを設けた。また、中空円筒軸の均熱化のため
に、軸端の加熱部に作動液が溜まる構造として蒸発部と
凝縮部を分離したロール装置において、凝縮した作動液
に作用する遠心力が蒸発部方向に働くようにして作動液
が蒸発部に戻りやすくするために凝縮部を軸長にそって
テーパ内径とした。更に、中空円筒軸の均熱化のために
軸端の加熱部に作動液が溜まる構造として蒸発部と凝縮
部を分離したロール装置において、凝縮部の周方向軸加
熱を均等にするためにヒートパイプを２構成となるよう
に蒸発部を軸の両端に設けた。更に、凝縮部の周方向軸
加熱を均等にするために複数個のヒートパイプの凝縮部
を軸の円周に交互に配置するものである。According to the roll device of the present invention, a hollow cylinder containing a working fluid therein is installed in a heating roll, the hollow cylinder is supported by bearings, and a heating source is provided outside the heating roll. By providing, the heating roll and the heating source are separated. Further, as a method of indirectly heating the working fluid of the hollow cylindrical shaft, an electromagnetic coil fixedly supported at the shaft end or a microwave generator is provided. As a method of directly heating the hydraulic fluid, an electric heater is attached inside the hollow shaft. Further, in order to equalize the temperature of the hollow cylindrical shaft and separate the evaporating part and the condensing part, a structure in which the working liquid is collected in the heating part at the shaft end is provided.
Furthermore, in a roll device in which the evaporation section and the condensation section are separated,
Fins were provided in the portion where the hydraulic fluid was collected in order to enhance the heat transport capacity of the evaporation part. Further, in order to equalize the temperature of the hollow cylindrical shaft, in the roll device in which the working liquid is collected in the heating part at the shaft end, the evaporating part and the condensing part are separated, and the centrifugal force acting on the condensed working liquid is directed toward the evaporating part. In order to make it easier for the working fluid to return to the evaporating section by making the above work, the condensing section has a tapered inner diameter along the axial length. Further, in the roll device in which the evaporation part and the condensation part are separated as a structure in which the working liquid is accumulated in the heating part at the end of the shaft in order to equalize the temperature of the hollow cylindrical shaft, heat is applied to evenly heat the circumferential axis of the condensation part. Evaporating parts were provided at both ends of the shaft so that the pipe had two configurations. Furthermore, in order to equalize the axial heating of the condenser in the circumferential direction, the condensers of a plurality of heat pipes are alternately arranged on the circumference of the shaft.
【０００７】[0007]
【作用】この発明におけるロール装置は、加熱ロール外
部に加熱源を設けたので、組立、メンテナンスが容易と
なり経費の削減が図れると共に、小径ロールに対応でき
るようになる。更に、加熱ロールと作動液が注入された
中空円筒が一体となっているために、表面温度を均熱状
態に保つことができる。In the roll device according to the present invention, since the heating source is provided outside the heating roll, the assembly and maintenance can be facilitated, the cost can be reduced, and the small diameter roll can be dealt with. Furthermore, since the heating roll and the hollow cylinder into which the working fluid is injected are integrated, the surface temperature can be kept in a uniform state.
【０００８】[0008]
実施例１．この発明の実施例１によるロール装置を図に
基づいて説明する。図１は実施例１によるロール装置を
示す側面断面図、図２は同じく正面断面図である。図に
おいて、円周の複数箇所に均熱用のヒートパイプ２を備
えた加熱ロール１を用意し、この中空の加熱ロール１と
ストレートの中空円筒４とを嵌合等により一体化する。
そして、このストレートの中空円筒４内部に作動液５を
注入してヒートパイプ軸を形成する。中空円筒４の両端
は軸受３により回転自在に支持され、かつその端部に加
熱装置６を配置する。中空円筒４の材料としては作動液
５が水等の場合には銅パイプ、ＳＵＳ等が用いられ、更
に高温状態で作動させる場合には別の材料が用いられ
る。また、中空円筒４の内周部は、作動液５の濡れ性を
高めその循環性を良くするために、その表面を粗く仕上
げている。更にウィック等を内周部に設けても良い。Example 1. A roll device according to a first embodiment of the present invention will be described with reference to the drawings. 1 is a side sectional view showing a roll device according to a first embodiment, and FIG. 2 is a front sectional view of the same. In the figure, a heating roll 1 provided with heat pipes 2 for equalizing heat at a plurality of positions on the circumference is prepared, and this hollow heating roll 1 and a straight hollow cylinder 4 are integrated by fitting or the like.
Then, the working fluid 5 is injected into the straight hollow cylinder 4 to form a heat pipe shaft. Both ends of the hollow cylinder 4 are rotatably supported by bearings 3, and a heating device 6 is arranged at the ends thereof. As the material of the hollow cylinder 4, a copper pipe, SUS, or the like is used when the working liquid 5 is water or the like, and another material is used when the working liquid 5 is further operated at a high temperature. The inner surface of the hollow cylinder 4 has a roughened surface in order to improve the wettability of the working fluid 5 and improve its circulation. Further, a wick or the like may be provided on the inner peripheral portion.
【０００９】次に、実施例１の動作について説明する。
ストレートの中空円筒４はその端部にて加熱装置６によ
り加熱され、この熱が中空円筒４内の作動液５の蒸発及
び凝縮作用を介して、加熱ロール１に効率的に伝えられ
る。そして、加熱ロール１とストレートの中空円筒４と
は一体化されているため、加熱ロール１はその円周部に
複数本組み込んだ加熱ロール均熱用ヒートパイプ２によ
り表面温度を±１℃以下の均熱状態に保たれる。また、
このロール装置はストレートの中空円筒４を軸受３で支
持して回転しており、加熱ロール１上を布、紙、フィル
ム、磁気テープ等が通過することにより、乾燥又は加
熱、圧延することが可能となる。なお、加熱動作温度と
しては、一般に非加熱材料にもよるが１００〜２５０℃
で行われる。以上のようにこの実施例によれば、加熱装
置６を加熱ロールぶから切り離して軸端部に設けること
ができるので、組立、メンテナンスが容易となり経費の
削減が期待できる。また、加熱ロール部と均熱部を一体
化した軸構造とすることができるので、構造がコンパク
トになり小径ロールに対応できる。Next, the operation of the first embodiment will be described.
The straight hollow cylinder 4 is heated at its end by a heating device 6, and this heat is efficiently transmitted to the heating roll 1 via the evaporation and condensation of the working liquid 5 in the hollow cylinder 4. Since the heating roll 1 and the straight hollow cylinder 4 are integrated, the heating roll 1 has a surface temperature of ± 1 ° C. or less due to the heating roll soaking heat pipes 2 that are incorporated in the circumferential portion thereof. It is kept in a uniform temperature state. Also,
This roll device is rotating by supporting a straight hollow cylinder 4 with a bearing 3, and by passing cloth, paper, film, magnetic tape, etc. on the heating roll 1, it is possible to dry, heat, or roll. Becomes The heating operation temperature is generally 100 to 250 ° C., though it depends on the non-heating material.
Done in. As described above, according to this embodiment, the heating device 6 can be provided at the shaft end separately from the heating roll, so that assembly and maintenance can be facilitated and cost reduction can be expected. Further, since the shaft structure in which the heating roll part and the soaking part are integrated can be formed, the structure becomes compact and it is possible to cope with a small diameter roll.
【００１０】実施例２．この発明の実施例２によるロー
ル装置を図３に示す。この実施例では、加熱源として電
磁コイル７を使用して電磁誘導作用により軸端部の金属
製の中空円筒軸４を発熱させることで、ヒートパイプ軸
の作動液５を加熱してロール装置を加熱する。これによ
り電磁コイル７を軸端部に設けることができるので、従
来と比較してコイルの冷却特性を向上させることができ
る。Embodiment 2. A roll device according to a second embodiment of the present invention is shown in FIG. In this embodiment, an electromagnetic coil 7 is used as a heating source to heat the hollow metal shaft 4 made of metal at the end of the shaft by an electromagnetic induction action, thereby heating the working fluid 5 of the heat pipe shaft to operate the roll device. To heat. As a result, the electromagnetic coil 7 can be provided at the shaft end, so that the cooling characteristic of the coil can be improved as compared with the conventional case.
【００１１】実施例３．この発明の実施例３によるロー
ル装置を図４に示す。この実施例では、加熱源として赤
外線又は遠赤外線発生装置８を使用して、赤外線、遠赤
外線によって軸端部の金属製の中空円筒軸４を発熱させ
ることで、ヒートパイプ軸の作動液５を加熱してロール
を加熱することができる。Embodiment 3. A roll device according to a third embodiment of the present invention is shown in FIG. In this embodiment, the infrared or far-infrared ray generator 8 is used as a heating source, and the hollow cylindrical metal shaft 4 made of metal at the shaft end is heated by the infrared rays or far-infrared rays, so that the working fluid 5 of the heat pipe shaft is generated. The heating can heat the roll.
【００１２】実施例４．この発明の実施例４によるロー
ル装置を図５に示す。この実施例では、加熱源として電
磁波発生装置９ａを用い、かつ中空円筒２の端部をセラ
ミック９ｂで構成する。これによりマイクロ波で作動液
５を直接発熱させてロール装置を加熱することができ
る。本実施例によれば、中空軸４を直接加熱しないた
め、軸の均熱化が向上する。Embodiment 4. A roll device according to Embodiment 4 of the present invention is shown in FIG. In this embodiment, the electromagnetic wave generator 9a is used as a heating source, and the end of the hollow cylinder 2 is made of ceramic 9b. Thereby, the working fluid 5 can be directly heated by the microwave to heat the roll device. According to the present embodiment, since the hollow shaft 4 is not directly heated, the uniform heating of the shaft is improved.
【００１３】実施例５．この発明の実施例５によるロー
ル装置を図６に示す。この実施例では、加熱源として電
気ヒータ１０と電気供給用のスリップリング１１により
構成して、作動液５を直接電気ヒータ１０で加熱する。
作動液５が電気ヒータ１０で直接加熱されるので、作動
液５の沸騰がより一層促進され、軸の均熱化をより速く
効率的に実現することができる。Embodiment 5. A roll device according to a fifth embodiment of the present invention is shown in FIG. In this embodiment, an electric heater 10 and a slip ring 11 for supplying electricity are used as a heating source, and the working fluid 5 is directly heated by the electric heater 10.
Since the working fluid 5 is directly heated by the electric heater 10, the boiling of the working fluid 5 is further promoted, and soaking of the shaft can be achieved more quickly and efficiently.
【００１４】実施例６．この発明の実施例６によるロー
ル装置を図７に示す。この実施例では、中空円筒軸４を
大径の蒸発部１２と小径の凝縮部１３に分離して、加熱
側に作動液５が溜まる蒸発部１２を配置することによ
り、ヒートパイプ軸の均熱化をより一層向上させること
ができる。Example 6. A roll device according to a sixth embodiment of the present invention is shown in FIG. In this embodiment, the hollow cylindrical shaft 4 is separated into a large-diameter evaporating section 12 and a small-diameter condensing section 13, and the evaporating section 12 for accumulating the working fluid 5 is arranged on the heating side, so that the heat pipe shaft is uniformly heated. Can be further improved.
【００１５】実施例７．この発明の実施例７によるロー
ル装置を図８に示す。実施例６の構造において、軸端の
蒸発部１２に伝熱用のフィン１４を設けることにより蒸
発部１２の熱輸送能力をさらに向上させることができ
る。Example 7. A roll device according to Embodiment 7 of the present invention is shown in FIG. In the structure of the sixth embodiment, by providing the heat transfer fins 14 on the evaporation portion 12 at the shaft end, the heat transport capacity of the evaporation portion 12 can be further improved.
【００１６】実施例８．この発明の実施例８によるロー
ル装置を図９に示す。実施例６，７において、中空円筒
４の凝縮部を軸長に沿ってテーパ内径(加熱側を大径１
３、非加熱側を小径１５)が形成された構造にすること
により、凝縮部１３，１５で凝縮した作動液が回転時の
遠心力で蒸発部１２に戻りやすくなり、ヒートパイプ軸
の均熱化と蒸発部１２の熱輸送能力をさらに向上させる
ことができる。Example 8. A roll device according to an eighth embodiment of the present invention is shown in FIG. In Examples 6 and 7, the condensing portion of the hollow cylinder 4 is tapered along its axial length with a taper inner diameter (the heating side has a large diameter 1
3. With the structure in which the non-heated side has a small diameter 15), the working fluid condensed in the condensers 13 and 15 easily returns to the evaporator 12 by the centrifugal force during rotation, so that the heat pipe shaft is uniformly heated. And the heat transport capacity of the evaporation part 12 can be further improved.
【００１７】実施例９．この発明の実施例９によるロー
ル装置の側面断面図を図１０(ａ)に，図１０(ａ)のＡ−
Ａ線断面図を図１０(ｂ)に示す。蒸発部１２を中空円筒
軸４の両端に設けてそれぞれを加熱し、円筒軸内部のヒ
ートパイプを２分割構成とすることにより、凝縮部１６
の円周の軸に対して均等加熱が行われ、熱輸送能力も向
上させることができる。Embodiment 9. A side sectional view of a roll device according to Embodiment 9 of the present invention is shown in FIG.
A sectional view taken along line A is shown in FIG. Evaporating parts 12 are provided at both ends of the hollow cylindrical shaft 4 to heat them, and the heat pipe inside the cylindrical shaft is divided into two parts, whereby the condensing part 16
Even heating is performed on the axis of the circumference of the circle, and the heat transport capacity can be improved.
【００１８】実施例１０．この発明の実施例１０による
ロール装置の側面断面図を図１１(ａ)に，図１１(ａ)の
Ｂ−Ｂ線断面図を図１１(ｂ)に示す。上記実施例９の構
成においてヒートパイプの凝縮部を２分割構成とした
が、円筒軸の円周方向に複数個交互に配置することで凝
縮部１６の円周加熱がさらに向上する。Example 10. 11A is a side sectional view of a roll device according to Embodiment 10 of the present invention, and FIG. 11B is a sectional view taken along line BB of FIG. 11A. Although the condensing part of the heat pipe is divided into two parts in the structure of the ninth embodiment, the circumferential heating of the condensing part 16 is further improved by alternately arranging a plurality of parts in the circumferential direction of the cylindrical shaft.
【００１９】実施例１１．この発明の実施例１１による
ロール装置を図１２に示す。この実施例では、図に示す
ように円筒４の軸受部をセラミック中空軸１７とセラミ
ック軸受１８で断熱することによりロール装置の加熱特
性が向上する。Embodiment 11. A roll device according to Embodiment 11 of the present invention is shown in FIG. In this embodiment, as shown in the figure, the heating property of the roll device is improved by insulating the bearing portion of the cylinder 4 with the ceramic hollow shaft 17 and the ceramic bearing 18.
【００２０】実施例１２．この発明の実施例１２による
ロール装置を図１３に示す。この実施例では、蒸発部１
２から軸方向の左右に凝縮部１３を設けることにより、
１ケ所加熱でロール２台を加熱することができる。Example 12 A roll device according to Embodiment 12 of the present invention is shown in FIG. In this embodiment, the evaporation unit 1
By providing the condensing section 13 from 2 to the left and right in the axial direction,
Two rolls can be heated by heating at one place.
【００２１】実施例１３．この発明の実施例１３による
ロール装置を図１４に示す。この実施例では、加熱ロー
ル及び中空円筒を一体成形し、加熱ロール均熱用ヒート
パイプを除くことにより、部品数が少なくて済み、加工
が容易となる効果がある。Example 13 A roll device according to a thirteenth embodiment of the present invention is shown in FIG. In this embodiment, since the heating roll and the hollow cylinder are integrally formed and the heat pipe for heating the heating roll is removed, the number of parts can be reduced and the processing is facilitated.
【００２２】[0022]
【発明の効果】以上のようにこの発明によれば、加熱ロ
ール外部に加熱源を設けたので、組立、メンテナンスが
容易となり経費の削減が図れると共に、小径ロールに対
応できるようになるという効果がある。更に、加熱ロー
ルと作動液が注入された中空円筒が一体となっているた
めに表面温度を均熱状態に保つことができる。As described above, according to the present invention, since the heating source is provided outside the heating roll, the assembly and the maintenance can be facilitated, the cost can be reduced, and the small diameter roll can be supported. is there. Further, since the heating roll and the hollow cylinder into which the working fluid is injected are integrated, the surface temperature can be maintained in a uniform temperature state.
【図１】この発明の実施例１によるロール装置を示す側
面断面図である。FIG. 1 is a side sectional view showing a roll device according to a first embodiment of the present invention.
【図２】この発明の実施例１によるロール装置を示す正
面断面図である。FIG. 2 is a front sectional view showing a roll device according to Embodiment 1 of the present invention.
【図３】この発明の実施例２によるロール装置を示す側
面断面図である。FIG. 3 is a side sectional view showing a roll device according to a second embodiment of the present invention.
【図４】この発明の実施例３によるロール装置を示す側
面断面図である。FIG. 4 is a side sectional view showing a roll device according to Embodiment 3 of the present invention.
【図５】この発明の実施例４によるロール装置を示す側
面断面図である。FIG. 5 is a side sectional view showing a roll device according to Embodiment 4 of the present invention.
【図６】この発明の実施例５によるロール装置を示す側
面断面図である。FIG. 6 is a side sectional view showing a roll device according to a fifth embodiment of the present invention.
【図７】この発明の実施例６によるロール装置を示す側
面断面図である。FIG. 7 is a side sectional view showing a roll device according to Embodiment 6 of the present invention.
【図８】この発明の実施例７によるロール装置を示す側
面断面図である。FIG. 8 is a side sectional view showing a roll device according to Embodiment 7 of the present invention.
【図９】この発明の実施例８によるロール装置を示す側
面断面図である。FIG. 9 is a side sectional view showing a roll device according to Embodiment 8 of the present invention.
【図１０】この発明の実施例９によるロール装置を示す
側面断面図(a)及び正面断面図(b)である。FIG. 10 is a side sectional view (a) and a front sectional view (b) showing a roll device according to a ninth embodiment of the present invention.
【図１１】この発明の実施例１０によるロール装置を示
す側面断面図(a)及び正面断面図(b)である。FIG. 11 is a side sectional view (a) and a front sectional view (b) showing a roll device according to a tenth embodiment of the present invention.
【図１２】この発明の実施例１１によるロール装置を示
す側面断面図である。FIG. 12 is a side sectional view showing a roll device according to Embodiment 11 of the present invention.
【図１３】この発明の実施例１２によるロール装置を示
す側面断面図である。FIG. 13 is a side sectional view showing a roll device according to a twelfth embodiment of the present invention.
【図１４】この発明の実施例１３によるロール装置を示
す側面断面図である。FIG. 14 is a side sectional view showing a roll device according to Embodiment 13 of the present invention.
【図１５】従来のロール装置を示す側面断面図である。FIG. 15 is a side sectional view showing a conventional roll device.
１ 加熱ロール ２ 均熱用ヒートパイプ ３ 軸受 ４ 中空円筒 ５ 作動液 ６ 加熱装置 ７ 電磁コイル ８ 赤外線発生装置 ９ａ 電磁波発生装置 ９ｂ セラミック部 １０ 電気ヒータ １１ スリップリング １２ 作動液溜まり部 1 Heating Roll 2 Heat Soaking Heat Pipe 3 Bearing 4 Hollow Cylinder 5 Working Fluid 6 Heating Device 7 Electromagnetic Coil 8 Infrared Generator 9a Electromagnetic Wave Generator 9b Ceramic Part 10 Electric Heater 11 Slip Ring 12 Working Fluid Pool
Claims (5)
組込まれた加熱ロールと、この加熱ロールの軸部として
設置され、かつその内部に蒸発・凝縮作用を行う作動液
を含んでいる中空円筒軸と、上記中空円筒軸を回転自在
に支持する軸受と、上記中空円筒軸の端部を加熱する加
熱手段を備えたロール装置。1. A heating roll having a plurality of heat equalizing heat pipes circumferentially incorporated therein, and a working liquid which is installed as a shaft portion of the heating roll and which evaporates and condenses. A roll device comprising: a hollow cylindrical shaft, a bearing that rotatably supports the hollow cylindrical shaft, and heating means that heats an end of the hollow cylindrical shaft.
作動液の溜まり部を設けたことを特徴とする請求項１記
載のロール装置。2. A heating portion, which is an end portion of the hollow cylindrical shaft,
The roll device according to claim 1, further comprising a reservoir for the hydraulic fluid.
を大径に凝縮側を小径に形成したことを特徴とする請求
項１記載のロール装置。3. The roll device according to claim 1, wherein the diameter of the inner peripheral portion of the hollow cylindrical shaft is formed such that the heating side has a large diameter and the condensation side has a small diameter.
組込まれた加熱ロールと、この加熱ロールの軸部として
設置され、かつその内部に蒸発・凝縮作用を行う作動液
を含む複数個の中空を有する円筒軸と、上記円筒軸を回
転自在に支持する軸受と、上記円筒軸の端部を加熱する
加熱手段を備えたロール装置。4. A heating roll in which a plurality of heat equalizing heat pipes are circumferentially incorporated, and a plurality of working liquids installed as a shaft portion of the heating roll and having an evaporation / condensation action inside thereof. A roll device comprising: a cylindrical shaft having individual hollows; a bearing that rotatably supports the cylindrical shaft; and heating means that heats the end of the cylindrical shaft.
含む中空形状とした加熱ロールと、上記加熱ロールを回
転自在に支持する軸受と、上記加熱ロールのの端部を加
熱する加熱手段を備えたロール装置。5. A heating roll having a hollow shape containing a working liquid for evaporating / condensing inside the shaft, a bearing for rotatably supporting the heating roll, and heating means for heating an end portion of the heating roll. Roll device equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5215297A JPH0749192A (en) | 1993-08-05 | 1993-08-05 | Roll device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5215297A JPH0749192A (en) | 1993-08-05 | 1993-08-05 | Roll device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0749192A true JPH0749192A (en) | 1995-02-21 |
Family
ID=16669994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5215297A Pending JPH0749192A (en) | 1993-08-05 | 1993-08-05 | Roll device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0749192A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1894642A1 (en) | 2006-08-31 | 2008-03-05 | Océ-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
| US7634211B2 (en) | 2006-08-31 | 2009-12-15 | Oce-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5063540A (en) * | 1973-10-11 | 1975-05-30 | ||
| JPS6391991A (en) * | 1986-10-03 | 1988-04-22 | 三菱電機株式会社 | Manufacture of roller |
| JPH034480A (en) * | 1989-05-31 | 1991-01-10 | Yuri Roll Kk | Roll equipped with heat pipe |
| JPH0552489A (en) * | 1991-08-20 | 1993-03-02 | Baldwin Printing Controls Ltd | Cold heat roller using heat pipe |
-
1993
- 1993-08-05 JP JP5215297A patent/JPH0749192A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5063540A (en) * | 1973-10-11 | 1975-05-30 | ||
| JPS6391991A (en) * | 1986-10-03 | 1988-04-22 | 三菱電機株式会社 | Manufacture of roller |
| JPH034480A (en) * | 1989-05-31 | 1991-01-10 | Yuri Roll Kk | Roll equipped with heat pipe |
| JPH0552489A (en) * | 1991-08-20 | 1993-03-02 | Baldwin Printing Controls Ltd | Cold heat roller using heat pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1894642A1 (en) | 2006-08-31 | 2008-03-05 | Océ-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
| US7634211B2 (en) | 2006-08-31 | 2009-12-15 | Oce-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
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