JP2011161807A5

JP2011161807A5 -

Info

Publication number: JP2011161807A5
Application number: JP2010027652A
Authority: JP
Filing date: 2010-02-10
Publication date: 2012-12-27
Anticipated expiration: 2030-02-10

Description

前記の目的を達成するために、本発明は、繊維強化樹脂からなるシート体を加熱するシート体の加熱方法であって、
搬送される前記シート体を、加熱されて回転動作する挟持体で挟持することで該シート体に含まれる樹脂の融点未満に加熱する工程と、
前記挟持体から露呈したシート体を、非接触加熱手段によって前記樹脂の融点以上に加熱する工程と、
を有することを特徴とする。 In order to achieve the above object, the present invention is a sheet body heating method for heating a sheet body made of a fiber reinforced resin,
Heating the sheet to be conveyed, to below the melting point of the resin contained in the sheet by sandwiching with holding member for rotational operation is heated,
Heating the sheet exposed from the sandwich body to a temperature equal to or higher than the melting point of the resin by non-contact heating means;
It is characterized by having.

また、本発明は、繊維強化樹脂からなるシート体を加熱するためのシート体用加熱装置であって、
前記シート体を搬送するための搬送機構と、
搬送される前記シート体を回転動作しながら挟持する挟持体と、
前記挟持体を加熱するための加熱手段と、
加熱された前記挟持体に挟持されることで加熱された後、該挟持体から露呈したシート体を再加熱するための非接触加熱手段と、
を有することを特徴とする。 Further, the present invention is a sheet body heating device for heating a sheet body made of fiber reinforced resin,
A transport mechanism for transporting the sheet body;
A sandwiching body for sandwiching the conveyed sheet body while rotating;
A heating means for pressurized heat said holding member,
After being heated by being nipped heated the holding member, and a non-contact heating means for reheating the sheet which is exposed from 該挟bearing member,
It is characterized by having.

Claims

A sheet body heating method for heating a sheet body made of fiber reinforced resin,
Heating the sheet to be conveyed, to below the melting point of the resin contained in the sheet by sandwiching with holding member for rotational operation is heated,
Heating the sheet exposed from the sandwich body to a temperature equal to or higher than the melting point of the resin by non-contact heating means;
A method of heating a sheet body, comprising:

The heating method according to claim 1, wherein at least one of infrared irradiation means and hot air supply means is used as the non-contact heating means.

The heating method according to claim 1 or 2, wherein the sheet body is kept warm until the sheet body exposed from the sandwiching body reaches the non-contact heating means.

The heating method according to any one of claims 1 to 3, wherein the sandwiching body includes at least one set of rollers and a belt that is stretched over the one set of rollers and contacts the sheet body. A heating method for a sheet body, characterized by using an endless track.

The heating method according to any one of claims 1 to 4, wherein when the theoretical time value at which the temperature distribution in the thickness direction of the sheet body is uniform is t, the nipping body contacts the sheet body. The sheet body heating method, wherein the sheet body conveyance speed is set so that the time t _real is equal to or greater than the theoretical time value t.

A heating device for a sheet body for heating a sheet body made of fiber reinforced resin,
A transport mechanism for transporting the sheet body;
A sandwiching body for sandwiching the conveyed sheet body while rotating;
A heating means for pressurized heat said holding member,
After being heated by being nipped heated the holding member, and a non-contact heating means for reheating the sheet which is exposed from 該挟bearing member,
A heating device for sheet bodies, comprising:

7. A heating apparatus for a sheet body according to claim 6, wherein said non-contact heating means is at least one of infrared irradiation means and hot air supply means.

The heating apparatus for a sheet body according to claim 6 or 7, further comprising a heat retaining means for retaining the sheet body before the sheet body exposed from the holding body reaches the non-contact heating means. apparatus.

9. The heating apparatus according to claim 6, wherein the sandwiching body includes at least one set of rollers and a belt that is stretched over the one set of rollers and contacts the sheet body. 10. A sheet body heating device characterized by an endless track.

The heating device according to any one of claims 6 to 9, wherein a contact width dimension of a portion of the sandwiching body that contacts the sheet body is L, a conveyance speed of the sheet body is V, and the sandwiching body is contacted. When the theoretical time value at which the temperature distribution in the thickness direction of the sheet body is uniform is t, the following formula (1) is established between L, V, and t. .
L ≧ V × t (1)