CN213353856U - A laminating machine for producing compound mica tape - Google Patents

Abstract

The utility model discloses a laminating machine for producing composite mica tapes, which comprises a first unwinding mechanism, a drying oven, a second unwinding mechanism, a laminating mechanism and a winding mechanism, wherein the drying oven is arranged at the downstream of the first unwinding mechanism; the first unwinding mechanism unwinds the polyester film, the second unwinding mechanism unwinds the mica tape, and the unwound polyester film passes through the oven and is then laminated with the mica tape through the laminating mechanism to obtain a composite mica tape which is then wound by the winding mechanism; the oven is an arch oven, and a first support and a second support for bearing are respectively arranged below two ends of the arch oven. The arched oven is utilized to save the space occupied by the production device, the existing space is fully utilized, the structure of the whole machine is compact and stable, the polyester film can be more in an extended state in the oven, and the condition that wrinkles occur due to local sagging is effectively avoided.

Description

A laminating machine for producing compound mica tape

Technical Field

The invention relates to the technical field of mica tape production equipment, in particular to a laminating machine for producing a composite mica tape.

Background

Mica tapes are insulating materials commonly used in cables in the prior art, and in order to improve the performance of the mica tapes, composite mica tapes formed by coating polyester films on the mica tapes are also proposed in the prior art. The composite mica tape can simultaneously have the characteristics of mica tapes and polyester films, and the effect of the composite mica tape applied to cables is improved.

The production process of the composite mica tape comprises the following steps: and applying glue solution on the polyester film, drying, laminating with another corresponding mica tape at a laminating mechanism to obtain a composite mica tape, and rolling the composite mica tape. However, traditional compound mica tape apparatus for producing among the prior art sets up respectively at longer cuboid oven both ends and unreels, mechanisms such as rolling usually, though this type of device also can accomplish the production process, but this type of compound mica tape apparatus for producing can occupy great space, and because oven isotructure overlength, corresponding also can lead to whole production line overlength, is difficult for monitoring, also is inconvenient to carry out the maintenance of multilateral. Meanwhile, an oven in the prior art is usually a very long cuboid structure, a polyester film usually needs to travel a long distance to complete a drying process, and local sagging is easily caused by a stretching distance process during the drying process, so that local wrinkles are caused, and the quality of a final product is affected. Therefore, a film laminating machine for producing composite mica tapes is needed to solve the above problems and to sufficiently dry the polyester film.

SUMMERY OF THE UTILITY MODEL

The invention aims to overcome at least one defect of the prior art, and provides a laminating machine for producing composite mica tapes, which has the advantages of sufficient drying stroke, obvious space saving, full utilization of the existing space, simple and stable structure, and capability of effectively avoiding the wrinkling condition of a polyester film so as to produce high-quality composite mica tapes.

The invention adopts the technical scheme that the laminating machine for producing the composite mica tape comprises a first unwinding mechanism, an oven, a second unwinding mechanism, a laminating mechanism and a winding mechanism, wherein the oven is arranged at the downstream of the first unwinding mechanism, the laminating mechanism is arranged at the downstream of the oven, the second unwinding mechanism is arranged at the upstream of the laminating mechanism, and the winding mechanism is arranged at the downstream of the laminating mechanism; the first unwinding mechanism unwinds the polyester film, the second unwinding mechanism unwinds the mica tape, and the unwound polyester film passes through the oven and is then laminated with the mica tape through the laminating mechanism to obtain a composite mica tape which is then wound by the winding mechanism; the oven is an arch oven, and a first support and a second support for bearing are respectively arranged below two ends of the arch oven.

Further, the first support and the second support are of cuboid structures which are vertically placed.

Furthermore, the first unwinding mechanism and the winding mechanism are arranged between the first support and the second support.

Further, still including setting up the supporting seat between first, second support, the supporting seat is used for the bearing arch oven, first unwinding mechanism, second unwinding mechanism, tectorial membrane mechanism, winding mechanism set up in the oven below.

Furthermore, an installation platform for placing the first unwinding mechanism is arranged on the side face of the supporting seat.

Further, the oven support bracket is used for supporting the arched oven, a plurality of support columns which support the bottom of the oven are arranged on the oven support bracket, and the support seat, the first support and the second support are fixed at the bottom of the oven support bracket.

Furthermore, a first driving roller, a second driving roller, an arc roller, a pressing roller, a gluing rubber roller and a position-adjusted adjusting roller are arranged on the first support, and the unreeled polyester film sequentially passes through the first driving roller, the arc roller, the pressing roller, the gluing rubber roller, the adjusting roller and the second driving roller and then enters the oven; the laminating mechanism is installed on the second support, and still is equipped with dancer rools, curved roll, laminating mechanism, compression roller on the second support, and the polyester film who shifts out from the oven passes through dancer rools, curved roll in proper order after on laminating mechanism with the mica tape pressfitting through laminating mechanism simultaneously and gets compound mica tape, compound mica tape gets into coiling mechanism through the compression roller.

And furthermore, a stair is arranged below one end of the arched oven.

Further, the arched oven comprises inclined parts positioned on two sides and a horizontal part positioned between the inclined parts, and the inclined parts on the two sides and the horizontal part are combined to form the arched oven.

Furthermore, the oven comprises a plurality of sub-ovens, wherein the molecular ovens are horizontally connected to form a horizontal part, and the rest sub-ovens are respectively obliquely connected to two sides of the horizontal part to form inclined parts symmetrically distributed on two sides of the horizontal part.

Compared with the prior art, the invention has the beneficial effects that: the arched oven is utilized to enable the polyester film to be in a stretching state in the oven, the stretched polyester film is more beneficial to drying, the phenomenon that wrinkles are generated due to local sagging is avoided, and the stretched polyester film is beneficial to being attached to a mica tape to generate a high-quality composite mica tape. Meanwhile, the arched oven can save space in the horizontal direction on the premise of having the same stroke as that of the rectangular oven in the prior art; the arched oven is arranged above the first support and the second support, and a gap can be reserved below the middle side of the arched oven, so that an installation space is provided for installation of other equipment; the first support and the second support can also be used as installation spaces for other rollers or winding and unwinding mechanisms to be installed, so that the whole machine is compact in structure and smaller in occupied space. In addition, the deviation rectification of the polyester film can be realized through the deviation rectification device, so that the polyester film can be matched with the mica tape in height no matter on a stretching plane or in the alignment degree with the edges of the mica tape.

Drawings

FIG. 1 is a schematic view of a laminator according to an embodiment.

FIG. 2 is a schematic structural diagram of a deviation rectifying device according to an embodiment (I).

FIG. 3 is a schematic structural diagram of a deviation rectifying device including a height adjusting device according to an embodiment.

FIG. 4 is a schematic structural diagram of a deviation rectifying device according to the second embodiment.

FIG. 5 is a schematic structural diagram of a deviation rectifying device according to the third embodiment.

Description of the drawings: the device comprises a first unwinding mechanism 1, an arched oven 2, a second unwinding mechanism 3, a laminating mechanism 4, a composite rubber roller 41, a composite roller 42, a winding mechanism 5, a polyester film 6, a mica tape 7, a composite mica tape 8, a first support 9, a second support 10, a support seat 11, a mounting platform 111, an oven support bracket 12, a support pillar 13, a stair 14, a first drive roller 15, a second drive roller 16, an arc roller 17, a press roller 18, a sizing rubber roller 19, an adjusting roller 20, an adjusting device 201, a sub-oven 21, a film running roller 22, a hot gas supply device 23, a nozzle 231, an air inlet machine 25, an air inlet pipeline 26, heat insulation cotton 261, an exhaust pipeline 27, a deviation correcting device 28, a deviation correcting drive roller 281, a deviation correcting unit 282, a base 2821, a guide shaft 2822, a guide block 2823, a height adjusting device 283, a secondary screw rod 31, a secondary guide block 2832, a secondary adjusting frame 2833 and an anilox roller.

Detailed Description

The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example 1

As shown in fig. 1, the embodiment discloses a laminating machine for producing a composite mica tape, which includes a first unwinding mechanism 1, an arched oven 2, a second unwinding mechanism 3, a laminating mechanism 4, and a winding mechanism 5, wherein the oven 2 is arranged at the downstream of the first unwinding mechanism 1, the laminating mechanism 4 is arranged at the downstream of the oven, the second unwinding mechanism 3 is arranged at the upstream of the laminating mechanism 4, and the winding mechanism 5 is arranged at the downstream of the laminating mechanism 4; the first unwinding mechanism 1 unwinds the polyester film 6, the second unwinding mechanism 3 unwinds the mica tape 7, and the unwound polyester film passes through the oven and is then laminated with the mica tape 7 by the laminating mechanism 4 to obtain a composite mica tape 8 which is then wound by the winding mechanism 5. In this embodiment, the first unwinding mechanism 1 and the second unwinding mechanism 3 are unwinding air-inflated shafts, and the winding mechanism 5 is a key-type air-inflated shaft. The laminating mechanism 4 comprises a composite rubber roller 41 and a composite roller 42, the composite rubber roller 41 is arranged above the composite roller 42, and the composite rubber roller 41 and the composite roller 42 are matched for laminating the polyester film and the mica tape 7. Through the characteristics that arch oven 2 is middle high, both sides are low, can solve the situation such as 6 flagging, pincher trees of polyester film that lead to because of the oven overlength among the prior art, and polyester film 6 in arch oven 2 under the action of gravity, the polyester film in the oven extends to oven both sides, can realize better extension, and its stoving effect also can obtain promoting, more helps improving drying efficiency. Meanwhile, the delivery control of the polyester film 6 can be realized by utilizing the winding and unwinding mechanism, so that the polyester film 6 cannot be stacked or wrinkled at the end side of the oven, the polyester film 6 which is completely stretched and has a good drying effect can be realized by means of the arched oven 2, the polyester film is conveniently matched with the subsequent mica tapes 7 in height, and the high-quality composite mica tape 8 can be produced. The film covering mechanism 4 is simple in structure and convenient to install, and is convenient to install on the support and saves space by combining with the second support 10.

In this embodiment, the laminating machine further includes a first support 9, a second support 10, a plurality of supporting seats 11, an oven supporting bracket 12, and a plurality of supporting columns 13, the first support 9 and the second support 10 are cuboid structures placed vertically, the first support 9 and the second support 10 are respectively disposed at bottoms of two ends of the oven supporting bracket 12, the supporting seats 11 are disposed between the first support and the second support and support the oven supporting bracket 12, the oven is placed on the oven supporting bracket 12, the oven supporting bracket 12 is provided with the plurality of supporting columns 13, and the plurality of supporting columns 13 directly support and support the oven. Specifically, in this embodiment, the first support 9 and the second support 10 are respectively disposed below two ends of the arched oven 2, and the first unwinding mechanism 1 and the winding mechanism 5 are disposed between the first support and the second support; and a mounting platform 111 for placing the first unwinding mechanism 1 is arranged on the side surface of the support seat 11, and the first unwinding mechanism 1 is mounted on the mounting platform 111. Meanwhile, in order to facilitate the inspection and monitoring of the production conditions, a stair 14 is further arranged at one end of the arched oven 2 in the embodiment. The problem of large space occupied by the production device in the prior art can be remarkably improved and the occupied space can be remarkably reduced by the vertically-arranged first bracket 9, the second bracket 10 and the arched oven 2 arranged above. A large space is reserved below the arched oven 2 for equipment installation or used as a placing space for other equipment. The first support 9 and the second support 10 are vertical cuboid structures, so that space can be saved as far as possible in the horizontal direction, and the first support and the second support are combined with the arched oven 2 to form a bridge-shaped structure. And the length of the arched oven 2 in the horizontal direction is significantly smaller than that of the conventional rectangular parallelepiped oven when the arched oven has the same stroke. In the vertical direction, most production devices are always left in the vertical direction, and the production devices make full use of the redundant space, so that the horizontal space which is actually beneficial to equipment installation is saved. The oven support bracket 12 provides a plurality of support points for the arched oven 2 based on the support base 11, the first support 9 and the second support 10, thereby providing a stable structure. The support posts 13 on the oven support bracket 12, in addition to providing direct support, also help maintain the configuration of the dome oven 2 so that it maintains its dome shape. The side of the supporting seat 11 is provided with an installation platform 111 for installing the first unwinding mechanism 1, which is beneficial to further saving space and fully utilizing the gap below the arched oven 2.

The first support 9 is provided with a first driving roller 15, a second driving roller 16, an arc roller 17, a press roller 18, a glue applying roller 19 and a position-adjusted adjusting roller 20, and the unreeled polyester film sequentially passes through the first driving roller 15, the arc roller 17, the press roller 18, the glue applying roller 19, the adjusting roller 20 and the second driving roller 16 and then enters the oven. The film laminating mechanism 4 is arranged on the second bracket 10; the second support 10 is further provided with an adjusting roller 20, an arc roller 17, a laminating mechanism 4 and a press roller 18, the polyester film 6 which is moved out of the oven sequentially passes through the adjusting roller 20 and the arc roller 17 and then is laminated on the laminating mechanism 4 and the mica tape 7 which simultaneously passes through the laminating mechanism 4 to obtain a composite mica tape 8, and the composite mica tape 8 enters the winding device through the press roller 18. Specifically, in this embodiment, an anilox roller 29 matched with the glue roller 19 is further disposed below the glue roller 19 on the first bracket 9. Install first driving roller 15, second driving roller 16, arc roller 17, compression roller 18, rubberizing rubber roll 19, position on the first support 9 and receive the adjusting roller 20 of regulation, still install adjusting roller 20, arc roller 17, tectorial membrane mechanism 4, compression roller 18 on the second support 10, when utilizing different rollers in order to improve 6 processing effects of polyester film, can also utilize first, the installation of different rollers of second support realization to make full use of is first, second support space, makes overall structure compact when guaranteeing to deliver the function, make full use of has had the space. And an anilox roller 29 matched with the gluing roller 19 is also arranged below the gluing roller 19, which is beneficial to realizing the press fit of the first unreeling side when different production processes or materials are applied subsequently.

Adjusting device 201 is fixed with at the both ends of dancer 20, adjusting device 201 is used for adjusting dancer 20 and corresponds the side position with the tensioning or not the tensioning corresponds the polyester film 6 of side, adjusting device 201 includes accommodate the lead screw, adjusts guide block and fixed alignment jig, and its structure is actually the same with following high adjusting device 283, the alignment jig inboard is equipped with the regulation track, it is driven along alignment jig alignment rail removal to adjust the guide block cover on locating accommodate the lead screw, the end fixing of dancer 20 is on adjusting the guide block. The distance of the roller 20 relative to the fixed plane can be adjusted by means of the adjusting device 201, so that tensioning or loosening of the passing material is achieved to adapt to different production requirements.

In this embodiment, the arched oven 2 includes a plurality of sub-ovens 21, wherein the sub-ovens 21 are horizontally connected to form a horizontal portion, and the other sub-ovens 21 are respectively connected to form inclined portions symmetrically distributed on two sides of the horizontal portion; and be equipped with a plurality of and walk membrane roller 22 in the oven, polyester film 6 moves on walking membrane roller 22, and the oven top is equipped with hot gas feeding device 23 that is used for the heat supply, and when the oven was formed by a plurality of sub-ovens 21, all be equipped with hot gas feeding device 23 on a plurality of sub-ovens 21, and a plurality of windows that can open and shut are equipped with to a plurality of sub-ovens 21 side. The hot gas supply device 23 comprises a heat supply box, a nozzle 231 is arranged on the bottom surface of the heat supply box, an electric heating wire is arranged in the heat supply box, the top of the heat supply box is connected with an air inlet fan 25, the nozzle 231 is communicated with the interior of the heat supply box, and the air inlet fan 25 is communicated with the outside of the oven and the interior of the heat supply box; specifically, the air inlet fan 25 is communicated with the inside of the oven through an air inlet pipeline 26, and the side wall of the air inlet pipeline 26 is provided with heat preservation cotton 261. And in order to achieve uniform hot gas ejection, the nozzles 231 are arranged in an array at the bottom of the heating chamber in this embodiment. Meanwhile, in order to realize smoother circulation of air flow, a plurality of exhaust pipelines 27 communicated with the outside of the oven are further arranged on the oven. Through setting up a plurality of sub-ovens 21, help realizing the temperature control to the oven different intervals, be convenient for realize more diversified course of working. The sub-ovens 21 are connected to form the middle horizontal part and the two symmetrical inclined parts, so that the development based on the sub-ovens 21 is facilitated, and for meeting the requirement of longer drying stroke, a plurality of sub-ovens 21 can be extended and connected to the horizontal part to prolong the horizontal part. The film-moving roller 22 can prevent the polyester film 6 from directly sliding at the bottom of the oven, is beneficial to leaving drying pores at the bottom of the polyester film 6, and prevents the polyester film 6 from being worn or the glue solution from being abraded at the bottom of the oven. The arrangement of the hot air supply device 23 on the plurality of sub-ovens 21 can realize different temperature control for each sub-oven 21, so as to realize different temperature intervals of the ovens. The arrangement of the window is helpful for viewing the material feeding condition inside the oven from the side, and is helpful for monitoring and timely maintenance.

In this embodiment, a deviation rectifying device 28 is further disposed between the oven and the adjusting roller 20 on the second support 10, the deviation rectifying device 28 includes a deviation rectifying driving roller 281 and deviation rectifying units 282 disposed at two ends of the deviation rectifying driving roller 281, the polyester film 6 moves out of the oven, passes through the deviation rectifying driving roller 281, and then moves to a downstream device, the deviation rectifying unit 282 includes a base 2821, a guide shaft 2822, and a guide block 2823, and the guide shaft 2822 is fixed on the base 2821 and is obliquely disposed relative to the deviation rectifying driving roller 281; the guide block 2823 sets up on guiding axle 2822 and with the end connection of the driving roller 281 that rectifies, the guide block 2823 is driven to move and drives the driving roller 281 that rectifies and correspond the end and remove along guiding axle 2822, and in this embodiment, be equipped with the lead screw of arranging with the guiding axle 2822 syntropy on the base 2821, the guide block 2823 cover is located on lead screw, guiding axle 2822, is driven by the lead screw and is removed. And the guide shaft 2822 and the projection of the deviation-correcting driving roller 281 on the horizontal plane form an included angle alpha, as shown in fig. 4, wherein alpha is more than or equal to 45 degrees and less than 90 degrees; an included angle β is formed between the plane of the guide shaft 2822 and the plane of the deviation-correcting driving roller 281, as shown in fig. 5, and fig. 5 is a parallel state where β is 0 °, and β is greater than or equal to 0 ° and less than or equal to 30 °. The deviation of the polyester film 6 can be avoided through the deviation rectifying device 28, so that the polyester film 6 and the mica tape 7 cannot be fitted together. The deviation rectifying device 28 drives one end of the corresponding deviation rectifying driving roller 281 to move through the guide block 2823, so as to adjust the angle and position of the deviation rectifying driving roller 281, and thus the original polyester film 6 which deviates to the outer side gradually returns to the non-deviating state. Use polyester film 6 from the place ahead to the rear through the driving roller 281 that rectifies a deviation and offset on the left of the driving roller 281 that rectifies as an example, this moment through the left unit 282 that rectifies a deviation with the driving roller 281 to oblique rear removal, the right side of polyester film 6 is more back this moment, polyester film 6 is tighter on the left side, and slightly loose on the right side, polyester film 6 then can be toward the one side removal of pine this moment to polyester film 6 resumes the original position when accomplishing, realizes rectifying a deviation.

Except that being convenient for the manual work to adjust, still be provided with the photoelectric sensor who is used for detecting the edge of the polyester film 6 on the driving roller 281 that rectifies in this embodiment, photoelectric sensor is connected with the unit 282 electricity of rectifying, detects the 6 circumstances of squinting of polyester film through photoelectric sensor to automatic signal control motor drive lead screw of sending, thereby drive guide block 2823 and the driving roller 281 that rectifies of corresponding end remove, realize rectifying. Specifically, this embodiment is for realizing the position control of the transmission roller 281 of rectifying a deviation in a plurality of dimensions, the guide block 2823 includes drive division and connecting portion, the drive division matches the installation with lead screw, guiding axle 2822, install height adjusting device 283 on the connecting portion, the transmission roller 281 of rectifying a deviation end-to-end fixation is on height adjusting device 283, and height adjusting device 283 adjusts the transmission roller 281 of rectifying a deviation and corresponds the position of side on perpendicular guide block 2823 removal plane direction. Taking the deviation correcting unit 282 as an example, the height adjusting device 283 adjusts the position of the end of the corresponding deviation correcting driving roller 281 in the vertical direction. The deviation degree of the polyester film 6 can be detected through the photoelectric sensor, so that the guide block 2823 is conveniently controlled to perform corresponding adjustment, and the deviation of the polyester film 6 can be corrected. And through the height adjustment device 283 with the drive roll 281 of rectifying a deviation, then can realize rectifying a deviation the regulation of a plurality of dimensions of drive roll 281 tip, including horizontal direction and vertical direction, help being applicable to the demand of rectifying a deviation under the different scenes.

In this embodiment, the height adjusting device 283 includes a secondary screw rod 2831, a secondary guide block 2832 and a secondary adjusting frame 2833, the secondary adjusting frame 2833 is installed on the connecting portion, a guide rail is arranged on the inner side of the secondary adjusting frame 2833, the secondary guide block 2832 is sleeved on the secondary screw rod 2831 and driven to move along the guide rail on the secondary adjusting frame 2833, the end portion of the deviation-correcting driving roller 281 is installed on the secondary guide block 2832, the structure is simple, and the adjusting function can be realized; in addition, height adjusting device 283 also can set up to including fixed block, gyro wheel, the flexible post that connecting portion placed for perpendicular its removal plane, the fixed block is fixed in on the flexible post, the gyro wheel is installed in the fixed block bottom, be equipped with the landslide that corresponds with the gyro wheel position on the base 2821, the tip of driving roller 281 of rectifying is installed on the fixed block, the fixed block utilizes gyro wheel and landslide to realize going up and down along with the removal of connecting portion, drives the driving roller 281 of rectifying and corresponds side tip change position. The roller drives the lifting to be more beneficial to operation and reduce the abrasion. For convenient manual adjustment, one end of the secondary screw rod 2831 is exposed out of the secondary adjusting frame 2833 and is fixed with a hand-held rotating disc which is convenient to hold. Namely, the height adjusting device 283 is movably installed on the basis of the original guide block 2823, the deviation rectifying driving roller 281 is connected through the height adjusting device 283, the height adjusting device 283 also moves the end part of the deviation rectifying driving roller 281 through the same principle, the screw rod, the guide block and the guide rail, the structure is simple, and high-precision adjustment can be provided based on the screw rod. In addition to the above structure, the height adjustment device 283 can also adopt a height adjustment mode of a landslide and a roller matched lifting, which helps to reduce the abrasion of parts and can be adjusted quickly.

In order to improve the moving stability of the guide block 2823 and avoid deviation, the guide block 2823 further includes a rail portion in this embodiment, a protruding strip-shaped rail is disposed on the base 2821, and the rail portion of the guide block 2823 is matched with the strip-shaped rail; the position limitation of a plurality of surfaces can be realized through the strip-shaped track, so that the guide block 2823 cannot deviate in the horizontal direction, and the deviation rectifying and adjusting device can realize high-precision adjustment. Track portion matches with the bar track, and the bar track has a plurality of faces to carry out the position restriction to track portion on a plurality of faces, realized the position restriction to guide block 2823 promptly, thereby help guide block 2823 can not take place towards the skew of guiding axle 2822 both sides at the removal in-process, make its highly stable translation, make the adjustment accuracy of the driving roller 281 of rectifying in the horizontal direction receive the guarantee.

In addition to utilizing the deviation rectifying unit 282 to adjust the position of the deviation rectifying driving roller 281 to realize deviation rectifying, the embodiment further provides the circumferentially distributed air inflation pads on the surface of the deviation rectifying driving roller 281, and the deviation rectifying driving roller 281 corrects the deviation on the layer surface by controlling the change of the acting diameter of the deviation rectifying driving roller 281 according to the air inflation degree of the air inflation pads. The air expansion pads are arranged on two sides of the deviation-rectifying driving roller 281. The guide 2823 drives the deviation correcting driving roller 281 to change its angle, so that the mylar 6 is returned to the non-deviated position. And the inflation of the inflation pad changes the circumferential length of the material conveying on the corresponding side, so that the passing polyester film 6 can be matched with the edge of the mica tape 7 on the premise of not correcting the position of the polyester film 6.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.

Claims (10)

1. A laminating machine for producing composite mica tapes is characterized by comprising a first unwinding mechanism, a drying oven, a second unwinding mechanism, a laminating mechanism and a winding mechanism, wherein the drying oven is arranged at the downstream of the first unwinding mechanism; the first unwinding mechanism unwinds the polyester film, the second unwinding mechanism unwinds the mica tape, and the unwound polyester film passes through the oven and is then laminated with the mica tape through the laminating mechanism to obtain a composite mica tape which is then wound by the winding mechanism; the oven is an arch oven, and a first support and a second support for bearing are respectively arranged below two ends of the arch oven.

2. A laminating machine for producing composite mica tapes according to claim 1, characterised in that the first and second supports are of a vertically placed cuboid structure.

3. A laminating machine for producing composite mica tapes according to claim 1, wherein the first unwinding mechanism and the winding mechanism are disposed between the first and second supports.

4. The laminating machine for producing composite mica tapes as recited in claim 1, further comprising a support seat disposed between the first and second supports, wherein the support seat is used for supporting the arched oven, and the first unwinding mechanism, the second unwinding mechanism, the laminating mechanism, and the winding mechanism are disposed below the oven.

5. A laminating machine for producing composite mica tapes according to claim 4, characterized in that a mounting platform for placing the first unwinding mechanism is arranged on the side surface of the supporting base.

6. The laminating machine for producing composite mica tapes as claimed in claim 4, further comprising an oven support bracket for supporting the arched oven, wherein the oven support bracket is provided with a plurality of support pillars abutting against the bottom of the oven, and the support base, the first support and the second support are all fixed at the bottom of the oven support bracket.

7. A laminating machine for producing composite mica tapes according to claim 1, wherein the first support is provided with a first driving roller, a second driving roller, an arc roller, a press roller, a glue applying roller and a position-adjusted adjusting roller, and the unreeled polyester film sequentially passes through the first driving roller, the arc roller, the press roller, the glue applying roller, the adjusting roller and the second driving roller and then enters the oven; the laminating mechanism is installed on the second support, and still is equipped with dancer rools, curved roll, laminating mechanism, compression roller on the second support, and the polyester film who shifts out from the oven passes through dancer rools, curved roll in proper order after on laminating mechanism with the mica tape pressfitting through laminating mechanism simultaneously and gets compound mica tape, compound mica tape gets into coiling mechanism through the compression roller.

8. A laminating machine for producing composite mica tapes according to claim 1, characterised in that a staircase is provided below one end of the arched oven.

9. A laminator for producing composite mica tapes according to claim 1, wherein the arched oven comprises inclined portions at both sides and a horizontal portion between the inclined portions, the inclined portions at both sides in combination with the horizontal portion forming the arched oven.

10. A laminator for producing composite mica tapes according to claim 9, wherein the baking oven comprises a plurality of sub-baking ovens, wherein some of the sub-baking ovens are horizontally connected to form a horizontal portion, and the rest sub-baking ovens are respectively connected to two sides of the horizontal portion in an inclined manner to form inclined portions symmetrically distributed on two sides of the horizontal portion.

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