JPH0740435A - Laminating machine - Google Patents

Abstract

(57) [Summary] [Object] An object of the present invention is to fold an object to be adhered even when a cardboard is interposed between the object to be adhered and the laminate material. It is an object of the present invention to provide a laminating device that can laminate the outer surface in a flat state. [Structure] The heat roller 14 of the laminating apparatus of the present invention is provided with a linear portion (notch) 14d for preventing the pressure provided by being opposed to the pressing roller 16 from being generated. From this fact, the non-laminating area of the passbook inside paper P ₂ is easily passed between the heat roller 14 and the pressing roller 16, while a predetermined amount is required when the laminating material F is bonded to the cover sheet P _3. It is pressurized from the position. Therefore, the passbook P can be surely adhered without being jammed in the device or the position of the laminating material F being displaced. Further, since the tip of the silicone rubber 14c is protected through the protrusion 14e,
High durability is provided against the peeling force provided to the heating roller 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a laminating apparatus for thermocompression bonding a polyethylene film or the like to a printed matter such as a passbook.

[0002]

2. Description of the Related Art A laminating apparatus for laminating passbooks, for example, as shown in FIG. 6 (a), uses a heat roller 1 and a pressing roller 2 to press-bond a cover 3 and a laminating piece 4 of a passbook P. By doing so, the cover 3 and the laminate piece 4 are integrated. In this type of laminating apparatus, generally, the heat roller 1 is made of a relatively hard material, and the pressing roller 2 is made of a relatively soft material.

[0003]

However, as shown in FIG.
Heat roller 1 and pressing roller 2 shown in (a)
6C, for example, when a cardboard T is interposed between the cover 3 and the laminate piece 4 of the passbook P as shown in FIG. 6B, as shown in FIG. There is a problem that a convex portion is generated on the surface of the cover sheet 3 (the surface facing the outside).

Further, a relatively high pressure is provided between the heat roller 1 and the pressing roller 2 (heat roller 1
Since the distance between the press roller 2 and the pressing roller 2 is regulated to the thickness of the cover sheet 3, the passbooks P excluding the cover sheet 3 are
There is a problem that it becomes difficult to transport passbooks. In this case, slips of the passbooks may cause the laminated piece 4 to be displaced, or the laminated piece 4 may be wrinkled.

An object of the present invention is to provide an outer surface when an object to be adhered is folded even when a thick paper or the like is interposed between the object to be adhered to which the laminate material is adhered and the laminate material. It is to provide a laminating apparatus capable of laminating flat surfaces in a flat state.

[0006]

SUMMARY OF THE INVENTION The present invention has been made based on the above-mentioned problems, and includes a conveying means for conveying a laminated piece and a sheet to be laminated in a superposed state, and a laminated piece conveyed by the conveying means. A heating roller that adheres the laminated piece to the sheet to be laminated by contacting and applying heat, and the laminated piece and the sheet to be laminated, which are arranged to face the heating roller and are conveyed in a superposed state, are provided on the side of the heating roller. A laminating apparatus comprising: a pressing roller that presses against the heat roller; and a heat-resistant rubber member that is provided on the outer periphery of the heating roller and that absorbs a variation in thickness between the laminating piece and the sheet to be laminated. It is provided.

Further, according to the present invention, a conveying means for conveying the laminated piece and the sheet to be laminated in a superposed state,
A heating roller having a notch in a part of the outer periphery of the cylindrical shape, the cylindrical part being in contact with the laminate piece conveyed by the conveying means to give heat to adhere the laminate piece to the sheet to be laminated; A pressing roller which is disposed opposite to the heating roller and presses the laminated piece and the sheet to be laminated conveyed in a superposed state toward the heating roller; and a laminating piece and the covered sheet which are provided on the outer periphery of the heating roller. When laminating and adhering the laminated paper, the heating roller is rotated to perform laminating and adhering with a cylindrical outer peripheral portion. If not performed, the cut-out portion of the heating roller is opposed to the pressing roller and the laminating piece and the sheet to be laminated are conveyed by the conveying means. Laminating apparatus is provided which is characterized and.

[0008]

According to the laminating apparatus of the present invention, a linear region in which a part of a cylinder is cut out, a protrusion projecting in the radial direction, and the protrusion is used as a starting point to circumferentially arrange the outer peripheral surface up to the linear region. A heating roller having a heated elastic body, a pressure roller arranged to face the heating roller and providing a predetermined pressure to the heating roller, and a linear region of the heating roller, a protrusion, or an elastic body. The roller urging means is located at a position opposed to the roller urging means.

According to this structure, the adhesive material to be laminated is passed through the gap between the pressure roller and the heating roller while being placed on the adherend member. In this case, when the region to be adhered without the adhesive material passes through the gap, the linear region of the heating roller is controlled to face the pressure roller via the roller urging means. To be done. When the area where the adhesive material is located on the member to be adhered is passed, the protrusion of the heating roller is brought into contact with either the pressure roller or the adhesive material or the member to be adhered. To avoid
The timing at which the heating roller is rotated is defined, and the tip of the elastic material is brought into close contact with the adhesive material via the roller urging means so that the tip of the adhesive material does not float up. Therefore, the tip end portion of the elastic body is protected through the projection portion, while the adhesive material is surely adhered to the adherend member.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. According to FIG. 1, the passbook laminating apparatus 10 has axes parallel to each other via a housing (case) (not shown), a pre-laminating transport roller 12 that transports the passbook P and a laminate piece F, and a pressure contact mechanism (not shown). In addition, a pair of heat rollers 14 which are arranged at regular intervals and provide a predetermined pressure to the passbook P and the laminating piece F conveyed through the conveying rollers 12 and apply heat from the laminating piece F side, The laminating unit 18 having the pressing roller 16 and the passbook P and the laminating piece F are integrated (that is,
The laminated piece F is attached to the passbook P. The post-laminating conveyance roller 20 that conveys the passbook P is configured.
Further, on the upstream side of the transport roller 12, there is arranged a laminate detecting section 22 for detecting the position where the passbook P and the laminate piece F are integrated (adhered), that is, the laminate position.

The heat roller 14 of the laminating section 18 comprises a rolling contact section 14a formed of a hollow cylinder whose outer peripheral portion is formed in an arc shape by a relatively hard metal or ceramic, and
An infrared lamp 14b is arranged inside the rolling contact portion 14a via a fixture (not shown). Transfer part 14a
A silicon rubber 14c having good thermal conductivity and heat resistance is integrally formed on the outer peripheral surface of the. A part of the rolling contact portion 14a is provided with a linear portion 14d and a protruding portion 14e that can provide a gap, that is, a retracting portion, that is larger than the thickness of the passbook P at a predetermined position when facing the pressing roller 16. . The protrusion
As shown in FIG. 1 (enlarged portion), 14e is formed slightly lower than the outer peripheral surface of the silicone rubber 14c, and when the heat roller 14 is rotated, the silicone rubber 14e is formed.
It is arranged depending on the direction of rotation so that no undesired pressure (peeling force in the tangential direction of the heat roller 14) is provided to the tip portion of 14c. Further, a thermistor (not shown) for detecting the temperature of the surface of the heat roller 14 is arranged at a predetermined position of the surface of the silicon rubber 14c or the rolling contact portion 14a.

The pressing roller 16 of the laminating unit 18 has an outer peripheral surface formed of a metal material, and is opposed to the heat roller 14 with a gap of about the thickness of one cover sheet of the passbook P.
The pressing roller 16 is rotated by being driven by the heat roller 14.

The laminate detector 22 is, for example, a light source 22a.
And the light receiving element 22b. Passbook P is, for example, cover P ₁ (P ₃₎ and inner-leaf P ₂ of a plurality, but a foldable in stitching portion P ₄ configuration by being Tojikoma through the stitching portion P _4, Binding section P ₄
By being folded through, a front cover (front) P ₁ and a front cover (back) P ₃ are provided.

According to FIG. 2, the heat roller 14 and the pressing roller 16 of the laminating section 18 are respectively a heat roller.
A cam 24 for preventing the protrusion 14e of 14 from coming into contact with the pressing roller 16 and a cam roller 26 that is a counterpart for the cam 24 (of the heat roller 14) to act are integrally formed.

As is apparent from FIGS. 1 and 2, since the silicone rubber 14c is arranged on the outer peripheral surface of the heat roller 14 following the protrusion 14e, the heat roller 14 caused by the rotating direction of the heat roller 14 is formed. Good peeling resistance can be provided against the peeling force in the tangential direction. Further, since the protrusion 14e and the pressing roller 16 are prevented from coming into contact with each other via the cam 24, the pressing roller 16 is prevented from being damaged by the protrusion 14e.

Referring to FIG. 3, the passbook laminating apparatus 10 is shown.
Is a main controller 30, and a mechanism controller 32 connected to the main controller 30 for urging the conveying rollers 12 and 20, and the laminating unit 18, and a temperature controller for controlling the temperature of the heat roller 14. It has a part 34 and the like. It should be noted that the main controller 30 is also supplied with data regarding the laminate position from the laminate detector 22.

The mechanism control section 32 is a linear section of the heat roller 14.
14d, that is, the position of the cam 24 is aligned with a predetermined position, and the transport rollers 12 and 20, the heat roller 14 and the pressing roller 16 are rotated at a predetermined speed.

The temperature control unit 34, based on an output signal from a thermistor (not shown) arranged on the heat roller 14,
The temperature of the silicone rubber 14c on the surface of the heat roller 14 is maintained at a predetermined temperature.

Next, the process of integrating the passbook P and the laminate piece F will be described with reference to FIG. According to FIG. 4 (a), the passbook P is the pre-laminating transport roller 12 of the laminating apparatus 10 with the laminate piece F to be laminated placed at a predetermined position on the back cover P ₃ of the spread passbook P. Is set at an insertion port (not shown) upstream of the. Subsequently, the take-in roller (not shown) is rotated by the control of the mechanism control unit 32, and the passbook P and the laminating piece F are conveyed toward the pre-laminating conveying roller 12.

Passbook P toward the pre-laminating transport roller 12
With respect to the laminating piece F and the laminating piece F, the data regarding the laminating position is read through the laminating detector 22. The read data is supplied to the mechanism control unit 32 via the main control unit 30.

The mechanism control section 32 rotates the heat roller 14 by a predetermined amount with respect to the laminating area 18a of the laminating section 18, that is, the position where the heat roller 14 and the pressing roller 16 are in contact with each other. 14d and pressure roller
16 is made to face, and a lamination standby state is defined until the front cover sheet P ₁ and the middle sheet P _{2 of the} passbook P conveyed through the pre-lamination conveying roller 12 pass through the laminating area 18a. That is, the front cover sheet P ₁ and the middle sheet P ₂ of the passbook P in the spread state are conveyed between the linear portion 14 d of the heat roller 14 and the pressing roller 16.

Next, as shown in FIG. 4 (b),
With the passbook P conveyed to a predetermined position, the mechanism control unit
The heat roller 14 is further rotated via 32, and the protrusion of the heat roller 14 is generated by the action of the cam 24 and the cam roller 26.
The rear end of the front cover sheet P ₁ and the middle sheet P ₂ of the passbook P in the conveyance direction (the binding portion P ₄ in a state in which 14e is maintained at a predetermined interval so as not to contact the pressing roller 16). ) And the protrusion 14e are brought into contact with each other, and a relatively thick region of the passbook P is propelled.

By further rotating the heat roller 14 via the mechanism control unit 32 (see FIG. 4 (c)), the area behind the binding portion P ₄ of the passbook P in the conveyance direction (back cover of the passbook P). P ₃ ) and the silicone rubber (outer peripheral surface) 14c of the heat roller 14 are brought into close contact with each other. In this case, since the cam 24 is moved along with the rotation of the heat roller 14, the protrusion 14
The heat roller 14 in which e has passed through the laminating area 18a
The (silicone rubber 14c) and the pressing roller 16 are brought into contact with each other with a predetermined pressure. Therefore, the laminated piece F placed at a predetermined position on the back cover P ₃ of the passbook P and the back cover P ₃ are brought into pressure contact with each other with a predetermined pressure.

On the other hand, through the mechanism control unit 32, the heat roller
While the 14 is being rotated, the infrared lamp 14b is turned on via the temperature control section 34, so that the contact portion of the heat roller 14 is turned on.
14a is heated to a predetermined temperature. Therefore, a predetermined heat is provided to both the back cover P ₃ of the passbook P and the laminate piece F that are pressed against each other at a predetermined pressure.

In this way, the back cover P _{3 of the} passbook P and the laminated piece F are polymerized and adhered (laminated). As described above, the back of the cover P ₃ (passbook P ₃
Since the pressing roller 16 that is in close contact with the outer surface when the sheet is folded is formed of a metal material, and the heat roller that is in close contact with the back surface (upper surface) of the laminate piece F has the silicone rubber 14c. Even if, for example, a thick paper T (or a photograph or the like) provided with a seal imprint is interposed between the cover sheet P ₃ and the laminated piece F, the silicon rubber 14c is elastically deformed. , Cardboard T
Since the load caused by the thickness of the can be avoided by the silicon rubber 14c, without protrusion occurs in the back of the front cover P _3, the back of the front cover P ₃ (surface on the outside when the passbook P is folded) of Polymerized and bonded in a flat state.

FIG. 5 shows an embodiment different from the laminating apparatus shown in FIGS. 1 to 4. still,
The same configurations as shown in FIGS. 1 to 4 include:
The same reference numerals are given and detailed description is omitted.

According to FIG. 5, a passbook laminating apparatus 40 is provided.
Is a housing (not shown), pre-laminating transport roller 1
2. A laminating section 44 having a pair of heat rollers 14 and a pressing roller 42 (second heat roller), and a post-lamination conveying roller 20 and the like. The transport roller
A laminate detection unit 22 is arranged upstream of 12.

The heat roller 14 of the laminating section 18 has an infrared lamp 14b inserted therein, and has an outer peripheral surface provided with a rolling contact section 14a integrally formed with a silicone rubber 14c having good thermal conductivity and heat resistance. There is. A part of the rolling contact part 14a has a linear part 14
d and the protrusion 14e are formed. Incidentally, silicone rubber
A thermistor (not shown) for detecting the temperature of the surface of the heat roller 14 is arranged at a predetermined position of the surface of 14c or the rolling contact portion 14a.

The pressing roller 42 (second heat roller) of the laminating section 44 is a hollow cylinder 42a made of a relatively hard metal or ceramic, and an infrared lamp inserted inside via a fixture (not shown). It is composed of 42b. The infrared lamp 42b is a heat roller.
A lamp which is substantially the same as the infrared lamp 14b inserted in the lamp 14 and which has a temperature control unit (not shown) (substantially the same as the temperature control unit 34 in the first embodiment shown in FIG. 3). Is controlled to a predetermined temperature.

According to this passbook laminating apparatus 40, the heat roller 14 and the pressing roller 42 (second
Heat roller) of infrared lamp 14b and
By having 42b, the time required for warm-up is shortened and the polymerization rate is shortened. Further, the back cover P ₃ and the laminate piece F can be bonded more reliably.

As described above, according to the passbook laminating apparatus 10 (40) of the present invention, a laminated piece which is laminated (adhered with a double sign) to the cover P ₁ (P ₃ ) of the passbook P in the spread state. F is made of metal and has a cover P ₁
The pressure roller 14 (42) located on the back surface of (P ₃ ) and the surface formed of elastic rubber are pressed against each other and heated by the heat roller 14 located on the back surface of the laminating piece F to be mutually heated. To be in close contact. Therefore, cover P
_Even when the cardboard T is interposed between the ₁ (P ₃ ) and the laminate piece F, the cover sheet P ₁ (P ₃ ) has a back surface (a surface facing the outside when the passbook P is folded). Polymerization and adhesion are performed in a flat state without any convex portion.

The heat roller 14 has a relatively thick area of the passbook P, for example, the front cover sheet P in the spread state.
Since _{the first} and inner-leaf P ₂ is the time to be transported, the linear portion (save area) 14d for passing the front cover P ₁ and inner-leaf P ₂ is formed, the cover P ₁ (P ₃ ) And the laminated piece F can be reliably adhered to each other, and the relatively thick region of the passbook P can be conveyed without any trouble while maintaining the distance between the rollers.

Further, the silicon rubber 14c has a protrusion 14e.
Since the heat roller 14 is arranged on the outer peripheral surface of the heat roller 14, the heat roller 14 is caused by the rotation direction of the heat roller 14.
Good peel resistance can be provided against the peel force in the tangential direction of 14.

Furthermore, since the protrusion 14e is prevented from coming into contact with the pressing roller 16 via the cam 24,
Damage to the pressing roller 16 by the protrusion 14e is also prevented. In the first and second embodiments, the heat roller
Although the infrared lamps 14b and 42b are inserted into the pressing roller 42 and the pressing roller 42 by way of example, a heating element (heater) may be embedded on the surface of each roller.

[0035]

As described above, according to the laminating apparatus of the present invention, an elastic body is provided on the surface of the heat roller facing the surface of the passbook which is inserted in the spread state and to which the laminating material is adhered. Used rollers are used. A roller having a metal surface is used as the pressing roller that faces the heat roller with the surface to which the laminating material is bonded and the passbook interposed. Therefore, the laminate material and the passbook are bonded in a flat state without forming a convex portion on the surface facing the outside when the passbook is folded.

Further, the heat roller is provided with a straight line portion (notch) for preventing a predetermined pressure provided by being opposed to the pressing roller. From this, the relatively thick area (non-laminated area) formed by the middle paper of the passbook is easily passed between the heat roller and the pressing roller, while the laminated material is bonded, Pressure is applied from a predetermined position. Therefore, the passbook can be reliably bonded without being clogged in the device or the position of the laminating material being displaced. Further, since the tip end of the elastic body is protected through the protrusion, high durability is provided against the peeling force provided to the heating roller.

[Brief description of drawings]

FIG. 1 is a schematic view showing a passbook laminating apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic diagram showing a laminating unit of the laminating apparatus shown in FIG.

FIG. 3 is a block diagram showing a control unit of the laminating apparatus shown in FIG.

FIG. 4 is a schematic view showing an operating state of the laminating apparatus shown in FIGS. 1 to 3.

FIG. 5 is a schematic view showing a laminating apparatus different from the laminating apparatus shown in FIGS. 1 to 4;

FIG. 6 is a schematic view showing an example of a conventionally used laminating apparatus and a laminated passbook.

[Explanation of symbols]

10 ... Passbook laminating device, 12 ... Pre-laminating transport roller, 14 ... Heat roller, 14a ... Rolling contact part, 14b ... Infrared lamp, 14c ... Silicon rubber, 14d ... Straight part, 14e ... Projection part, 16 ... Pressing roller, 18 ... Laminating section, 18a ... Laminating area, 20 ... Conveying roller after lamination, 22 ... Lamination detecting section, 22a ... Light source, 22b ... Light receiving element, 24 ... Cam, 26
... cam roller, 30 ... main control unit, 32 ... mechanism control section, 34 ... temperature control unit, 40 ..., 42 ..., 42a ..., 42b ..., 44 ..., F ... laminate piece, P ... passbook, P ₁ ... cover, P ₂ ... Middle paper, P ₃
... Cover, P ₄ ... stitching unit, T ... cardboard.

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁶ Identification code Office reference number FI technical display location B29K 23:00 B29L 9:00

Claims (4)

[Claims] 1. A transporting means for transporting a laminated piece and a sheet to be laminated in a superposed state, and contacting the laminated piece conveyed by the conveying means to apply heat to bond the laminated piece to the sheet to be laminated. And a pressing roller that is arranged to face the heating roller and presses the laminated piece and the sheet to be laminated, which are conveyed in a superposed state, toward the heating roller, and is provided on the outer periphery of the heating roller. A laminating apparatus comprising: a heat-resistant rubber member that absorbs a variation in thickness between one piece and the sheet to be laminated. 2. Conveying means for conveying a laminated piece and a sheet to be laminated in a superposed state, and a laminating piece having a notch in a part of a cylindrical outer periphery, and the cylindrical part is conveyed by the conveying means. A heating roller for contacting and applying heat to bond the laminated piece to the sheet to be laminated; and a laminated roller and a sheet to be laminated, which are arranged in opposition to the heating roller and conveyed in a superposed state, on the side of the heating roller. In the case of performing lamination bonding, it is provided with a pressing roller that presses against the heat roller, and a heat-resistant rubber member that is provided on the outer periphery of the heating roller and that absorbs fluctuations in the thickness of the laminated piece and the paper to be laminated. When the heating roller is rotated to carry out the laminating adhesion by the cylindrical outer peripheral portion, and the laminating adhesion is not performed, the notch portion of the heating roller is pushed to the above-mentioned position. A laminating apparatus characterized in that the laminating piece and the sheet to be laminated are conveyed by a conveying means while facing the pressure roller. 3. When laminating and adhering, the heating roller is pressed so that the rubber member descends and comes into contact with the laminating piece after the laminating piece and the sheet to be laminated reach the starting position of the laminating adhesion. 3. The laminating apparatus according to claim 2, further comprising means for changing a distance between the heating roller and the pressing roller as the roller rotates. 4. The heating roller according to claim 2, wherein the heating roller has a protruding portion at a starting end portion of the cylindrical portion, and the heat resistant rubber member is provided on an outer peripheral portion after the protruding portion. Laminating equipment.