Some apparatus and methods exist for automatically preparing cassette spools wound with tape material on backing paper, and/or for removing scrap from tape material on original backing paper. This tape material may be used to form a laminate. In one existing apparatus/method, tape material on backing paper is unrolled from a supply reel, the tape material is cut into the required configuration, removed from the original backing paper, and then transferred to another release backing paper and wound onto a cassette spool. However, the transferring of the tape material to another backing paper may create problems. The tape material may lose some of its tacking ability, may not align as well on the new backing paper, may not adhere well to the new backing paper, and may have placement problems when placed on a working surface. Further, the new backing paper may have a certain amount of stretch which may cause tension problems, may form wrinkles when the tape is placed onto a working surface, and/or may not allow good tacking of the tape material onto the working surface. This may cause problems with tape lifting from the working surface, or may cause wrinkles to be formed in the laminate being formed with the tape material. Moreover, the process of putting the tape material onto a new backing paper may require an excessive number of machines, may increase the costs, may increase the time required, may reduce efficiency, and/or may lead to one or more other problems.
An apparatus, and/or method for preparing a cassette spool, is needed to decrease one or more problems associated with one or more of the existing apparatus and/or methods.
In one aspect of the disclosure, an apparatus for removing scrap from tape material on original backing paper comprises: (1) a supply reel for supplying and unrolling tape material on original backing paper; (2) at least one cutting member for cutting unrolled tape material while on original backing paper; (3) at least one of a heating member and a cooling member for at least one of heating and cooling cut unrolled tape material on original backing paper; and (4) at least one removal member for removing scrap cut unrolled tape material from original backing paper.
In another aspect of the disclosure, a method of removing tape material from original backing paper is provided. In one step, tape material on original backing paper is unrolled from a supply reel. In another step, the unrolled tape material on the original backing paper is cut with at least one cutting member to form scrap cut unrolled tape material on the original backing paper and to form non-scrap cut unrolled tape material on the original backing paper. In still another step, the non-scrap cut unrolled tape material is heated on the original backing paper utilizing a heating member and/or the scrap cut unrolled tape material on the original backing paper is cooled utilizing a cooling member. In an additional step, the scrap cut unrolled tape material is removed from the original backing paper utilizing at least one removal member.
These and other features, aspects and advantages of the disclosure will become better understood with reference to the following drawings, description and claims.
The following detailed description is of the best currently contemplated modes of carrying out the disclosure. The description is not to be taken in a limiting sense, but is made merely for the purpose of illustrating the general principles of the disclosure, since the scope of the disclosure is best defined by the appended claims.
In
After cutting portion 32, the cutting members 20 are adapted to be moved along direction 34 in order to disengage from cut portion 32. This may allow another scrap portion 36 of the unrolled tape material 28, with the original backing paper 16 still on it, to pass by the cutting members 20 without being cut. The one or more computers 33 may direct/control the cutting members 20 to avoid the scrap portions 36 of the unrolled tape material 28 on the original backing paper 16 from being cut. Subsequently, the cutting members 20 may be adapted to be moved downwardly and upwardly along direction 34 at various times in order to engage and disengage from unrolled tape material 28 in order to selectively cut portions 32 and selectively not cut scrap portions 36. The cut portion 32 of unrolled tape material 28 on the original backing paper 16 may move in direction 37 to heating member 22.
The heating member 22 may comprise a laser, hot-air, heated chutes, an infra-red device, or other heating member. The heating member 22 may heat the non-scrap cut tape material 14 on the original backing paper 16 to help the non-scrap cut tape material 14 to stay on the original backing paper 16 until it is rolled up by the cassette spool 12. The heating member 22 may not heat the scrap cut unrolled tape material 36 on the original backing paper 16 to help avoid the scrap cut unrolled tape material 36 from staying on the original backing paper 16. The one or more computers 33 may direct/control the heating member 22 to apply heat to non-scrap cut tape material 14 on the original backing paper 16, and not to apply heat to scrap cut unrolled tape material 36 on the original backing paper 16. Both the non-scrap cut tape material 14 on the original backing paper 16 and the scrap cut unrolled tape material 36 on the original backing paper 16 may then continue to move in direction 37 to cooling member 24.
The cooling member 24 may comprise chilled air, chutes, or other cooling member. The cooling member 24 may cool the scrap cut unrolled tape material 36 on the original backing paper 16 to help the scrap cut unrolled tape material 36 to come off the original backing paper 16 so that it is not rolled up by the cassette spool 12. The cooling member 24 may not cool the non-scrap cut tape material 14 on the original backing paper 16 to help avoid the non-scrap cut tape material 14 from coming off the original backing paper 16 before it is rolled up by the cassette spool 12. The one or more computers 33 may direct/control the cooling member 24 to cool the scrap cut unrolled tape material 36 on the original backing paper 16, and to not cool the non-scrap cut tape material 14 on the original backing paper 16. In other embodiments, the apparatus 10 may only have one of heating member 22 and cooling member 24. Both the scrap cut unrolled tape material 36 on the original backing paper 16 and the non-scrap cut tape material 14 on the original backing paper 16 may then continue to move in direction 37 to at least one removal member 25.
The removal member 25 may be designed to remove the scrap cut unrolled tape material 36 from the original backing paper 16 without removing the non-scrap cut tape material 14 from the original backing paper. The removal member 25 may comprise an actuator 38. The actuator 38 may comprise one or more arm members 40, driven by one or more pistons 42, which are adapted to travel up and down along direction 44 to selectively abut against and remove the scrap cut unrolled tape material 36 from the original backing paper 16. The scrap cut unrolled tape material 36 which is removed by the removal member 25 may have been cooled by the cooling member 24, which may assist in the removal process. The removed scrap cut unrolled tape material 36 may be deposited into at least one scrap bin 26 for disposal.
The arm members 40 of the actuator 38 may also be adapted to travel along direction 46 so that they do not abut against nor remove the non-scrap cut tape material 14 from the original backing paper 16. The non-scrap cut tape material 14 may have been heated by the heating member 22, which may assist in keeping the tape material 14 on the original backing paper 16. The one or more computers 33 may direct/control the arm members 40 of the actuator 38 to abut against and remove the scrap cut unrolled tape material 36 from the original backing paper 16, and not to abut against nor remove the non-scrap cut tape material 14 from the original backing paper 16.
Instead of, or in conjunction with the actuator 38, the removal member 25 may comprise at least one curved surface 48. The curved surface 48 may comprise a roller member or other type of curved surface. When the scrap cut unrolled tape material 36 travels in direction 50 along the curved surface 48, the scrap cut unrolled tape material 36 may come off the original backing paper 16 as a result of the change of direction of the curved surface 48. The scrap cut unrolled tape material 36 may have been cooled by the cooling member 24, which may assist in the removal process. The removed scrap cut unrolled tape material 36 may be deposited into the at least one scrap bin 26 for disposal. When the non-scrap cut tape material 14 on the original backing paper 16 travels in direction 50 along the curved surface 48, the non-scrap cut tape material 14 may stay on the original backing paper 16. The non-scrap cut tape material 14 may have been heated by the heating member 22, which may assist in the tape material 14 staying on the original backing paper 16.
The non-scrap cut tape material 14 on the original backing paper 16 may travel along direction 52 and be rolled up by the cassette spool 12. The non-scrap cut tape material 14 on the original backing paper 16 which is rolled up by the cassette spool 12 may have been heated by the heating member 22. The cassette spool 12 may not roll up scrap cut unrolled tape material 36, which may have been cooled by the cooling member 24, which may have been removed from the original backing paper 16 by the removal member 25, and which may have been placed in the scrap bin 26. The cassette spool 12 of rolled up non-scrap cut tape material 14 may then be loaded into and used in a tape laying machine 54 and used during at least one of aircraft pre-production, aircraft production, and aircraft service. In another embodiment, single-phase tape laying equipment and/or processes may be utilized without rolling up the non-scrap cut tape material onto a cassette spool 12. In that embodiment, the removal of the scrap cut unrolled tape material 36 may be done in real time on a single-phase tape laying machine as part of a tape lay-up without rolling up the non-scrap cut tape material onto a cassette spool 12.
In one step 162, tape material 28 on original backing paper 16 may be unrolled from a supply reel 18. In another step 164, the unrolled tape material 28 on the original backing paper 16 may be cut with at least one cutting member 20, without cutting the backing paper 16, to form scrap cut unrolled tape material 36 on the original backing paper 16, and to form non-scrap cut tape material 14 on the original backing paper 16. The cutting member 20 may comprise at least one sharp edge 30. At least one computer 33 may direct the cutting member 20 to cut the unrolled tape material 28 on the original backing paper 16 in a pre-determined configuration.
In still another step 166, the non-scrap cut tape material 14 on the original backing paper 16 may be heated utilizing a heating member 22 and/or the scrap cut unrolled tape material 36 on the original backing paper 16 may be cooled utilizing a cooling member 24. In yet another step 168, the scrap cut unrolled tape material 36, which may have been cooled by the cooling member 24, may be removed from the original backing paper 16 utilizing at least one removal member 25. The removal member 25 may comprise at least one of a curved surface 48 which changes the direction of the cut non-scrap and scrap tape material 14 and 36 on the original backing paper 16, and an actuator 38 which selectively abuts against the scrap cut unrolled tape material 36 on the original backing paper 16. The removing step 168 may not comprise removing the non-scrap cut tape material 14, which may have been heated using the heating member 22, from the original backing paper 16. In an additional step 170, the scrap cut unrolled tape material 36 which has been removed from the original backing paper 16 may be placed into at least one scrap bin 26.
In an additional step 172, the non-scrap cut tape material 14 on the original backing paper 16 may be rolled onto a cassette spool 12. The rolling step 172 may comprise rolling up the non-scrap cut composite tape material 14, which may have been heated using the heating member 22, on the original backing paper 16. The rolling step 172 may not comprise rolling up the scrap cut unrolled tape material 36, which may have been cooled using the cooling member 24 and which may have been removed from the original backing paper 16. In another embodiment, single-phase tape laying equipment and/or processes may be utilized without rolling up the non-scrap cut tape material onto a cassette spool 12. In that embodiment, the removal of the scrap cut unrolled tape material 36 may be done in real time on a single-phase tape laying machine without rolling up the non-scrap cut tape material onto a cassette spool 12. In yet another step 174, the non-scrap cut tape material 14 on the original backing paper 16, which has been rolled up onto the cassette spool 12, may be loaded and used in a tape laying machine 54 and subsequently used during at least one of aircraft pre-production, aircraft production, and aircraft service.
One or more embodiment of the disclosure may reduce and/or eliminate one or more problems which may have been experienced by one or more of the existing apparatus or methods. For instance, one or more embodiments of the disclosure may reduce the numbers and amounts of backing paper needed, may reduce costs, may reduce the number of machines required, may substantially reduce time since the process may be carried out without transferring cut tape to new backing paper, may lead to less wrinkling and/or tension in the tape material against the backing paper since new backing paper is not required, may improve the adherence of the cut tape to the backing paper since new backing paper is not required, may reduce tacking problems, may reduce problems in transferring tape resin to new backing paper, may improve efficiency, may be less complex, may be more reliable, may be more accurate, may make it less difficult to place tape against working surfaces by providing improved tracking and guidance, may reduce tape lifting from working surfaces, and/or may reduce and/or eliminate one or more other types of problems in one or more of the existing apparatus and/or methods.
Referring more particularly to the drawings, embodiments of the disclosure may be described in the context of an aircraft manufacturing and service method 278 as shown in
Each of the processes of method 278 may be performed or carried out by a system integrator, a third party, and/or an operator (e.g., a customer). For the purposes of this description, a system integrator may include without limitation any number of aircraft manufacturers and major-system subcontractors; a third party may include without limitation any number of venders, subcontractors, and suppliers; and an operator may be an airline, leasing company, military entity, service organization, and so on.
As shown in
Apparatus and methods embodied herein may be employed during any one or more of the stages of the production and service method 278. For example, components or subassemblies corresponding to production process 282 may be fabricated or manufactured in a manner similar to components or subassemblies produced while the aircraft 279 is in service. Also, one or more apparatus embodiments, method embodiments, or a combination thereof may be utilized during the production stages 282 and 283, for example, by substantially expediting assembly of or reducing the cost of an aircraft 279. Similarly, one or more of apparatus embodiments, method embodiments, or a combination thereof may be utilized while the aircraft 279 is in service, for example and without limitation, to maintenance and service 286.
It should be understood, of course, that the foregoing relates to exemplary embodiments of the disclosure and that modifications may be made without departing from the spirit and scope of the disclosure as set forth in the following claims.
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