Membrane belt conveying device

Through the design of the film tape conveying device, multiple pressure rollers and floating adjustment components are used to detect and adjust the film tape tension, which solves the problem of film tape breakage caused by uneven force during transmission and achieves the improvement of the continuity and efficiency of film tape feeding.

CN223422031UActive Publication Date: 2025-10-10SHENZHEN JINMINJIANG RIVER MECHANICAL & ELECTRICAL EQUIP
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Patent Information

Application Number
CN202422805796.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-18
Publication Date
2025-10-10
Estimated Expiration
2034-11-18

AI Technical Summary

Technical Problem

The film tape is easily broken due to uneven force during the transfer between the unwinding reel and the receiving reel, resulting in discontinuous feeding and affecting feeding efficiency.

Method used

A film tape conveying device is used, including a frame, a material unwinding roll, a first floating adjustment component, a first adsorption roller, a first pressure roller, a second adsorption roller, a second floating adjustment component and a material receiving roll. The tension of the film tape is detected and adjusted through multiple pressure rollers and floating adjustment components to ensure that the film tape is evenly stressed during transmission.

Benefits of technology

By detecting and adjusting the tension of the film belt at different positions, the risk of breakage is reduced and the feeding continuity and efficiency are improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a film belt conveying device. The film belt conveying device comprises a rack, a feeding roll, a first floating adjusting assembly, a first adsorption roller, a first pressure roller, a second adsorption roller, a second pressure roller, a second floating adjusting assembly, a third pressure roller and a receiving roll. The tension of the first position of the film belt can be detected through the first pressure roller, and the tension of the first position of the film belt can be adjusted in cooperation with the first floating adjusting assembly. The tension of the second position of the film belt can be detected through the second pressure roller; the tension of the third position of the film belt can be detected through the third pressure roller, and the tension of the third position of the film belt can be adjusted in cooperation with the second floating adjusting assembly. The tension of different positions of the film belt is detected through different pressure rollers, the tension of the different positions of the film belt is adjusted in cooperation with the first floating adjusting assembly and the second floating adjusting assembly, it is ensured that the film belt is evenly stressed in the conveying process, the breakage risk of the film belt is reduced, and the feeding continuity and the feeding efficiency of the film belt are improved.
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Description

Technical Field

[0001] The present application belongs to the technical field of membrane stacking, and more specifically, relates to a membrane tape conveying device. Background Art

[0002] The diaphragm is cut from the film strip. In order to realize the circular feeding of the film strip, the film strip is usually released by the unwinding reel and the cut film strip is wound up by the winding reel. The cut multiple film sheets are transferred to the next station for subsequent processing.

[0003] However, in the process of transferring the film tape between the unwinding reel and the taking-up reel, the film tape is easily broken due to uneven force due to the long distance of transmission of the film tape, the unwinding speed of the unwinding reel and the taking-up speed of the taking-up reel, resulting in discontinuous feeding of the film tape and affecting the feeding efficiency. Utility Model Content

[0004] The purpose of the embodiments of the present application is to provide a film tape conveying device to solve the problem existing in the related art: the film tape is easily broken during transmission between the unwinding roll and the receiving roll due to uneven force, resulting in discontinuous feeding and affecting the feeding efficiency.

[0005] To achieve the above objectives, the technical solutions adopted in the embodiments of the present application are:

[0006] A film tape conveying device is provided, comprising:

[0007] frame;

[0008] a material unwinding reel, rotatably mounted on the frame, for releasing the film tape;

[0009] a first floating adjustment assembly, mounted on the frame, for adjusting the tension of the film strip at a first position;

[0010] a first adsorption roller, rotatably mounted on the frame;

[0011] a first pressure roller, rotatably mounted on the frame and disposed between the first floating adjustment assembly and the first adsorption roller, for detecting the tension of the film strip at the first position;

[0012] a second adsorption roller, rotatably mounted on the frame;

[0013] a second pressure roller, rotatably mounted on the frame and disposed between the first adsorption roller and the second adsorption roller, for detecting the pressure of the second position of the film strip;

[0014] a second floating adjustment assembly, mounted on the frame, for adjusting the tension of the film strip at a third position;

[0015] a third pressure roller, rotatably mounted on the frame and configured to detect the tension of the film strip at a third position;

[0016] The material reel is rotatably mounted on the frame and is used for rewinding the film strip.

[0017] In one embodiment, the unwinding roll includes a unwinding roller rotatably mounted on the frame and a unwinding drive unit for driving the unwinding roller to rotate. The unwinding drive unit is mounted on the frame and connected to the unwinding roller.

[0018] In one embodiment, the film tape conveying device also includes a sliding plate slidably mounted on the frame, one end of the discharge roller is rotatably mounted on the sliding plate, the other end of the discharge roller is rotatably mounted on the frame, and the discharge drive unit is mounted on the sliding plate; the film tape conveying device also includes a push member for driving the sliding plate to slide back and forth, the push member is mounted on the frame, and the push member is connected to the sliding plate.

[0019] In one embodiment, the first floating adjustment assembly includes a first slide slidably mounted on the frame, a first floating roller rotatably mounted on the first slide, and a first floating power unit for driving the first slide to slide back and forth; the first floating power unit is mounted on the frame, and the first floating power unit is connected to the first slide.

[0020] In one embodiment, the first adsorption roller includes a first roller body rotatably mounted on the frame and a first adsorption power component for driving the first roller body to rotate, the first adsorption power component is mounted on the frame, and the first adsorption power component is connected to the first roller body; the first roller body is provided with a plurality of first adsorption holes for adsorbing the film tape.

[0021] In one embodiment, the second adsorption roller includes a second roller body rotatably mounted on the frame and a second adsorption power member for driving the second roller body to rotate, the second adsorption power member is mounted on the frame, and the second adsorption power member is connected to the second roller body; the second roller body is provided with a plurality of second adsorption holes for adsorbing the film tape.

[0022] In one embodiment, the second floating adjustment assembly includes a second slide slidably mounted on the frame, a second floating roller rotatably mounted on the second slide, and a second floating power unit for driving the second slide to slide back and forth; the second floating power unit is mounted on the frame, and the second floating power unit is connected to the second slide.

[0023] In one embodiment, the receiving roll includes a receiving roller rotatably mounted on the frame and a receiving drive unit for driving the receiving roller to rotate. The receiving drive unit is mounted on the frame and connected to the receiving roller.

[0024] In one embodiment, the diameter of the receiving roller is smaller than the diameter of the unwinding roller.

[0025] In one embodiment, the film tape conveying device also includes a first guide roller for guiding the film tape from the unwinding reel to the first floating adjustment assembly, a second guide roller for guiding the film tape from the first floating adjustment assembly to the first pressure roller, a third guide roller for guiding the film tape from the first adsorption roller to the second pressure roller, and a fourth guide roller for guiding the film tape from the third pressure roller to the receiving reel. The first guide roller, the second guide roller, the third guide roller and the fourth guide roller are respectively rotatably mounted on the frame.

[0026] The film tape conveying device provided in the embodiments of the present application has at least the following beneficial effects: the film tape released from the unwinding reel can sequentially pass through the first floating adjustment assembly, the first pressure roller, the first suction roller, the second pressure roller, the second suction roller, the second floating adjustment assembly, and the third pressure roller, before being finally reeled by the rewinding reel. During long-distance conveyance of the film tape, the first pressure roller can detect the tension of the film tape at the first position and, in conjunction with the first floating adjustment assembly, adjust the tension of the film tape at the first position; the second pressure roller can detect the tension of the film tape at the second position; and the third pressure roller can detect the tension of the film tape at the third position and, in conjunction with the second floating adjustment assembly, adjust the tension of the film tape at the third position. Thus, by detecting the tension of the film tape at different positions by the first, second, and third pressure rollers and adjusting the tension of the film tape at different positions by the first and second floating adjustment assemblies, the film tape can be uniformly stressed during transport, reducing the risk of film tape breakage and improving the continuity and efficiency of film tape feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the embodiments or exemplary technical descriptions. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0028] Figure 1 A schematic structural diagram of a film tape conveying device provided in an embodiment of the present application;

[0029] Figure 2 This is an equivalent schematic diagram of the film tape conveying device provided in an embodiment of the present application;

[0030] Figure 3 A schematic diagram of the structure of the unwinding reel provided in an embodiment of the present application;

[0031] Figure 4 A schematic structural diagram of a first floating adjustment assembly provided in an embodiment of the present application;

[0032] Figure 5 A schematic diagram of the structure of the connection between the second adsorption roller and the second floating adjustment assembly provided in an embodiment of the present application;

[0033] Figure 6 A schematic structural diagram of the material receiving roll provided in an embodiment of the present application.

[0034] Among them, the main marks of the drawings in the figure are:

[0035] 1. Frame; 11. First pressure roller; 12. Second pressure roller; 13. Third pressure roller; 14. Sliding plate; 15. Push member; 16. First guide roller; 17. Second guide roller; 18. Third guide roller; 19. Fourth guide roller;

[0036] 2. Unwinding reel; 21. Unwinding roller; 22. Unwinding drive unit;

[0037] 3. First floating adjustment assembly; 31. First slide; 32. First floating roller; 33. First floating power unit;

[0038] 4. First adsorption roller; 41. First roller body; 42. First adsorption power member;

[0039] 5. Second adsorption roller; 51. Second roller body; 52. Second adsorption power member;

[0040] 6. Second floating adjustment assembly; 61. Second slide; 62. Second floating roller; 63. Second floating power unit;

[0041] 7. Rewinding reel; 71. Rewinding roller; 72. Rewinding drive unit. DETAILED DESCRIPTION

[0042] In order to make the technical problems, technical solutions and beneficial effects to be solved by this application more clearly understood, this application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain this application and are not intended to limit this application.

[0043] It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or indirectly connected to the other element.

[0044] In addition, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, a feature defined as "first," "second," "third," or "fourth" may explicitly or implicitly include one or more of the features. In the description of this application, "multiple" means two or more, unless otherwise clearly and specifically defined. "Several" means one or more, unless otherwise clearly and specifically defined.

[0045] In the description of this application, it should be understood that the terms "center", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application.

[0046] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; they can refer to internal communication between two components or the interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0047] Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, when the phrases "in one embodiment" or "in some embodiments" appear in various places throughout this specification, not all references are to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

[0048] See also Figure 1 and Figure 2The film belt conveying device provided by the embodiment of the application is described as follows. The film belt conveying device comprises a rack 1, a feeding roll 2, a first floating adjustment assembly 3, a first suction roller 4, a first pressure roller 11, a second suction roller 5, a second pressure roller 12, a second floating adjustment assembly 6, a third pressure roller 13 and a receiving roll 7. The film belt is released from the feeding roll 2, sequentially passes through the first floating adjustment assembly 3, the first pressure roller 11, the first suction roller 4, the second pressure roller 12, the second suction roller 5, the second floating adjustment assembly 6 and the third pressure roller 13, and is finally wound on the receiving roll 7. Optionally, the feeding roll 2 is rotatably installed on the rack 1; the first floating adjustment assembly 3 is installed on the rack 1 and is used for adjusting the tension of the first position of the film belt; the first suction roller 4 is rotatably installed on the rack 1; the first pressure roller 11 is rotatably installed on the rack 1, the first pressure roller 11 is arranged between the first floating adjustment assembly 3 and the first suction roller 4, and the first pressure roller 11 is used for detecting the tension of the first position of the film belt; the second suction roller 5 is rotatably installed on the rack 1; the second pressure roller 12 is rotatably installed on the rack 1, the second pressure roller 12 is arranged between the first suction roller 4 and the second suction roller 5, and the second pressure roller 12 is used for detecting the pressure of the second position of the film belt; the second floating adjustment assembly 6 is installed on the rack 1 and is used for adjusting the tension of the third position of the film belt; the third pressure roller 13 is rotatably installed on the rack 1 and is used for detecting the tension of the third position of the film belt; and the receiving roll 7 is rotatably installed on the rack 1 and is used for winding the film belt. In this structure, the film belt released from the feeding roll 2 can sequentially pass through the first floating adjustment assembly 3, the first pressure roller 11, the first suction roller 4, the second pressure roller 12, the second suction roller 5, the second floating adjustment assembly 6 and the third pressure roller 13, and is finally wound by the receiving roll 7. During the long-distance conveying of the film belt, the first pressure roller 11 can detect the tension of the first position of the film belt, and the first floating adjustment assembly 3 can adjust the tension of the first position of the film belt; the second pressure roller 12 can detect the tension of the second position of the film belt; the third pressure roller 13 can detect the tension of the third position of the film belt, and the second floating adjustment assembly 6 can adjust the tension of the third position of the film belt. In this way, the detection of the tensions of different positions of the film belt by the first pressure roller 11, the second pressure roller 12 and the third pressure roller 13 and the adjustment of the tensions of different positions of the film belt by the first floating adjustment assembly 3 and the second floating adjustment assembly 6 can ensure that the film belt is uniformly stressed during the conveying process, reduce the risk of film belt breakage, and improve the feeding continuity and efficiency of the film belt.

[0049] In one embodiment, referring to Figure 3As a specific embodiment of the film tape conveying device provided in an embodiment of the present application, the unwinding reel 2 includes a unwinding roller 21 and a unwinding drive unit 22. The unwinding roller 21 is rotatably mounted on the frame 1, and the unwinding drive unit 22 is mounted on the frame 1 and connected to the unwinding roller 21. In this structure, the unwinding drive unit 22 can drive the unwinding roller 21 to rotate, thereby achieving automatic unwinding of the film tape. The unwinding drive unit 22 can be a belt drive mechanism or a motor directly connected to the unwinding roller 21, etc., and this is not a sole limitation.

[0050] In one embodiment, see Figure 3 As a specific embodiment of the film tape conveying device provided in the embodiment of the present application, the film tape conveying device also includes a sliding plate 14 slidably mounted on the frame 1, one end of the discharge roller 21 is rotatably mounted on the sliding plate 14, the other end of the discharge roller 21 is rotatably mounted on the frame 1, and the discharge drive unit 22 is mounted on the sliding plate 14. The film tape conveying device also includes a push member 15 mounted on the frame 1, and the push member 15 is connected to the sliding plate 14. Among them, the push member 15 can be a cylinder, an electric cylinder, etc., and is not the only limitation here. The sliding plate 14 is slidably mounted on the frame 1 through a guide rail pair. In this structure, the push member 15 can push the sliding plate 14 to slide back and forth on the frame 1, so that the position of the discharge roller 21 can be adjusted.

[0051] In one embodiment, see Figure 4 As a specific embodiment of the film tape conveying device provided in the embodiment of the present application, the first floating adjustment component 3 includes a first slide 31 slidably mounted on the frame 1, a first floating roller 32 rotatably mounted on the first slide 31, and a first floating power unit 33 mounted on the frame 1, and the first floating power unit 33 is connected to the first slide 31. Among them, the first floating power unit 33 can be a belt transmission mechanism, or a cylinder, electric cylinder, etc. directly connected to the first slide 31, and is not limited here. The first slide 31 is slidably mounted on the frame 1 through a guide rail pair. With this structure, the first slide 31 can be driven to move back and forth on the frame 1 by the first floating power unit 33, and then the position of the first floating roller 32 can be adjusted, that is, the tension of the film tape can be adjusted by the movement of the first floating roller 32.

[0052] In one embodiment, see Figure 1As a specific implementation of the film tape conveying device provided in an embodiment of the present application, the first adsorption roller 4 includes a first roller body 41 rotatably mounted on the frame 1 and a first adsorption power member 42 mounted on the frame 1, and the first adsorption power member 42 is connected to the first roller body 41; a plurality of first adsorption holes (not shown) are provided on the first roller body 41, and the plurality of first adsorption holes are arranged in a circumferential annular array along the first roller body 41. Among them, the first adsorption power member 42 can be a motor. With this structure, the first adsorption power member 42 can drive the first roller body 41 to rotate, thereby realizing the conveyance of the film tape. The plurality of first adsorption holes can be connected to an external vacuum device, so that the film tape can be adsorbed and fixed to prevent the film tape from shifting in position during the conveyance process.

[0053] In one embodiment, see Figure 5 As a specific implementation of the film tape conveying device provided in an embodiment of the present application, the second adsorption roller 5 includes a second roller body 51 rotatably mounted on the frame 1 and a second adsorption power member 52 mounted on the frame 1, and the second adsorption power member 52 is connected to the second roller body 51; a plurality of second adsorption holes (not shown) are provided on the second roller body 51, and the plurality of second adsorption holes are arranged in a circumferential annular array along the second roller body 51. Among them, the second adsorption power member 52 can be a motor. With this structure, the second roller body 51 can be driven to rotate by the second adsorption power member 52, thereby realizing the conveyance of the film tape. The plurality of second adsorption holes can be connected to an external vacuum device, so that the film tape can be adsorbed and fixed to prevent the film tape from shifting in position during the conveyance process.

[0054] In one embodiment, see Figure 5 As a specific embodiment of the film tape conveying device provided in the embodiment of the present application, the second floating adjustment component 6 includes a second slide 61 slidably mounted on the frame 1, a second floating roller 62 rotatably mounted on the second slide 61, and a second floating power unit 63 mounted on the frame 1, and the second floating power unit 63 is connected to the second slide 61. Among them, the second floating power unit 63 can be a belt transmission mechanism, or a cylinder, electric cylinder, etc. directly connected to the second slide 61, and is not limited here. The second slide 61 is slidably mounted on the frame 1 through a guide rail pair. With this structure, the second slide 61 can be driven to move back and forth on the frame 1 by the second floating power unit 63, and then the position of the second floating roller 62 can be adjusted, that is, the tension of the film tape can be adjusted by the movement of the second floating roller 62.

[0055] In one embodiment, see Figure 6As a specific embodiment of the film tape conveying device provided in an embodiment of the present application, the take-up reel 7 includes a take-up roller 71 and a take-up drive unit 72. The take-up roller 71 is rotatably mounted on the frame 1, and the take-up drive unit 72 is mounted on the frame 1 and connected to the take-up roller 71. In this structure, the take-up drive unit 72 can drive the take-up roller 71 to rotate, thereby realizing the automatic take-up operation of the film tape. The take-up drive unit 72 can be a belt drive mechanism, or a motor directly connected to the take-up roller 71, etc., and this is not a sole limitation.

[0056] In one embodiment, see Figure 1 and Figure 2 As a specific embodiment of the film tape conveying device provided in the embodiment of the present application, the diameter of the receiving roller 71 is smaller than the diameter of the unwinding roller 21. In this structure, the larger diameter of the unwinding roller 21 helps to reduce the unwinding speed, while the smaller diameter of the receiving roller 71 helps to increase the receiving speed.

[0057] In one embodiment, see Figure 1 and Figure 2 As a specific embodiment of the film tape conveying device provided in an embodiment of the present application, the film tape conveying device further includes a first guide roller 16, a second guide roller 17, a third guide roller 18, and a fourth guide roller 19. The first guide roller 16 is disposed between the unwinding reel 2 and the first floating adjustment assembly 3, the second guide roller 17 is disposed between the first floating adjustment assembly 3 and the first pressure roller 11, the third guide roller 18 is disposed between the first suction roller 4 and the second pressure roller 12, and the fourth guide roller 19 is disposed between the third pressure roller 13 and the take-up reel 7. In this structure, the film tape can be guided from the unwinding reel 2 to the first floating adjustment assembly 3 by the first guide roller 16; the film tape can be guided from the first floating adjustment assembly 3 to the first pressure roller 11 by the second guide roller 17; the film tape can be guided from the first floating adjustment assembly 3 to the first pressure roller 11 by the third guide roller 18; and the film tape can be guided from the first suction roller 4 to the second pressure roller 12 by the fourth guide roller 19.

[0058] The above description is merely an optional embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present application shall be included in the scope of protection of the present application.

Claims

1. A film tape conveying device, characterized in that: include: frame; A material unwinding reel, rotatably mounted on the frame, for releasing the film tape; a first floating adjustment assembly, mounted on the frame, for adjusting the tension of the film strip at a first position; a first adsorption roller, rotatably mounted on the frame; a first pressure roller, rotatably mounted on the frame and disposed between the first floating adjustment assembly and the first adsorption roller, for detecting the tension of the film strip at the first position; a second adsorption roller, rotatably mounted on the frame; a second pressure roller, rotatably mounted on the frame and disposed between the first adsorption roller and the second adsorption roller, for detecting the pressure of the second position of the film strip; a second floating adjustment assembly, mounted on the frame, for adjusting the tension of the film strip at a third position; a third pressure roller, rotatably mounted on the frame and configured to detect the tension of the film strip at a third position; The material reel is rotatably mounted on the frame and is used for rewinding the film strip.

2. The film tape conveying device according to claim 1, wherein: The unwinding roll includes an unwinding roller rotatably mounted on the frame and an unwinding drive unit for driving the unwinding roller to rotate. The unwinding drive unit is mounted on the frame and connected to the unwinding roller.

3. The film tape conveying device according to claim 2, wherein: The film tape conveying device also includes a sliding plate slidably mounted on the frame, one end of the discharge roller is rotatably mounted on the sliding plate, the other end of the discharge roller is rotatably mounted on the frame, and the discharge drive unit is mounted on the sliding plate; the film tape conveying device also includes a push member for driving the sliding plate to slide back and forth, the push member is mounted on the frame, and the push member is connected to the sliding plate.

4. The film tape conveying device according to claim 1, wherein: The first floating adjustment assembly includes a first slide slidably mounted on the frame, a first floating roller rotatably mounted on the first slide, and a first floating power unit for driving the first slide to slide back and forth; the first floating power unit is mounted on the frame, and the first floating power unit is connected to the first slide.

5. The film tape conveying device according to claim 1, wherein: The first adsorption roller includes a first roller body rotatably mounted on the frame and a first adsorption power component for driving the first roller body to rotate. The first adsorption power component is mounted on the frame and connected to the first roller body. The first roller body is provided with a plurality of first adsorption holes for adsorbing the film strip.

6. The film tape conveying device according to claim 1, wherein: The second adsorption roller includes a second roller body rotatably mounted on the frame and a second adsorption power component for driving the second roller body to rotate. The second adsorption power component is mounted on the frame and connected to the second roller body. The second roller body is provided with a plurality of second adsorption holes for adsorbing the film strip.

7. The film tape conveying device according to claim 1, wherein: The second floating adjustment assembly includes a second slide slidably mounted on the frame, a second floating roller rotatably mounted on the second slide, and a second floating power unit for driving the second slide to slide back and forth; the second floating power unit is mounted on the frame, and the second floating power unit is connected to the second slide.

8. The film tape conveying device according to claim 2, wherein: The receiving roll includes a receiving roller rotatably mounted on the frame and a receiving drive unit for driving the receiving roller to rotate. The receiving drive unit is mounted on the frame and connected to the receiving roller.

9. The film tape conveying device according to claim 8, characterized in that: The diameter of the receiving roller is smaller than the diameter of the unwinding roller.

10. The film tape conveying device according to any one of claims 1 to 9, characterized in that: The film tape conveying device also includes a first guide roller for guiding the film tape from the unwinding reel to the first floating adjustment assembly, a second guide roller for guiding the film tape from the first floating adjustment assembly to the first pressure roller, a third guide roller for guiding the film tape from the first adsorption roller to the second pressure roller, and a fourth guide roller for guiding the film tape from the third pressure roller to the receiving reel. The first guide roller, the second guide roller, the third guide roller and the fourth guide roller are respectively rotatably mounted on the frame.