Linear pipe wrapping device

Abstract

The utility model discloses a linear pipe wrapping device, which is used for winding a film on a linear pipe and comprises a rack, a fixing mechanism, a supporting mechanism and a wrapping mechanism. The rack is provided with at least one track and a movable seat capable of reciprocating along the track; the fixing mechanisms are movably arranged on the rack, each fixing mechanism comprises a positioning cylinder used for positioning the end of the pipe, and the fixing mechanisms are arranged on the two sides of the moving seat at intervals correspondingly; the supporting mechanisms are arranged at intervals in the length direction of the track, each supporting mechanism comprises at least one liftable supporting seat, and the supporting seats are used for supporting the pipes; and the wrapping mechanism is arranged on the moving seat, the wrapping mechanism is provided with a wrapping channel for a pipe to pass through, and the central axis of the wrapping channel and the central axis of the positioning cylinder are collinear. The fixing mechanism provided by the utility model is suitable for pipes with different lengths and diameters, the movable seat reciprocates to drive the wrapping mechanism to realize an uninterrupted reciprocating wrapping function, and the wrapping efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of electric machinery, in particular to a linear pipe wrapping device. Background Art

[0002] As an important component of high-voltage power transmission, tubular busbar plays an irreplaceable role in the process of high-voltage power transmission. At the same time, the wrapped tubular busbar is one of the important types of power tubular busbars. It has a multi-layer winding and shielding structure and can play a good insulation protection role.

[0003] The existing wrapping process mainly achieves insulation or shielding functions by wrapping multiple layers of film on the surface of the tubular busbar. Since the tubular busbar is generally a customized product, the structural dimensions used in each batch or each construction site are different. The length and diameter of each section are customized according to the on-site space. Its weight also becomes a major problem during wrapping. Therefore, it is necessary to solve its fixing and support problems to achieve convenience and efficiency of wrapping. The existing technology mainly uses manual support frames for support, and then completes the wrapping work manually; or wrapping equipment is used for wrapping, but it still requires manual support and other work, which has problems such as low efficiency, complex wrapping process, and high cost. Utility Model Content

[0004] The main purpose of the utility model is to provide a linear pipe wrapping device, aiming to solve the technical problems of low automation level and low manual wrapping efficiency in wrapping pipes of different specifications in existing wrapping equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides a linear tube wrapping device, which is used to wrap a film around a linear tube. The linear tube wrapping device includes:

[0006] A frame, wherein the frame is provided with at least one track and a movable seat capable of reciprocating along the track;

[0007] A fixing mechanism is movably arranged on the frame, the fixing mechanism comprises a positioning cylinder for positioning the end of the pipe, and the fixing mechanism is a pair and is respectively arranged at intervals on both sides of the movable seat;

[0008] Support mechanisms are arranged at intervals along the length direction of the track, and the support mechanisms include at least one liftable support seat, and the support seat is used to support the pipe; and

[0009] The wrapping mechanism is arranged on the movable seat, and the wrapping mechanism is provided with a wrapping channel for the pipe to pass through, and the central axis of the wrapping channel is arranged colinearly with the central axis of the positioning tube.

[0010] Optionally, a transmission mechanism is provided on the frame, and the transmission mechanism includes:

[0011] Chains, the chains are a pair and are arranged parallel to the track, and the bottom of the moving seat is connected to the pair of chains;

[0012] At least one pair of shaft-wheel assemblies are arranged at intervals along the longitudinal direction of the track, each shaft-wheel assembly comprises a first sprocket, a second sprocket and a wheel axle connecting the first sprocket and the second sprocket, the first sprocket and the second sprocket are respectively connected to a pair of chains for transmission;

[0013] The transmission driving member drives the shaft wheel set to rotate, so as to drive the chain to move and move the moving seat.

[0014] Optionally, a pair of the shaft-wheel assemblies are respectively arranged at both ends of the track, and a lifting assembly is further arranged on the frame; the lifting assembly is located higher than the shaft-wheel assemblies in the vertical direction, and the lifting assembly has the same structure as the shaft-wheel assemblies;

[0015] And / or, the frame is further provided with a plurality of supporting wheels for supporting the chain, and the supporting wheels are rotatably connected to the frame.

[0016] Optionally, the fixing mechanism further includes a base frame and a fixing clamp fixed on the base frame, and the positioning tube includes a fixing section and a positioning section connected to each other; the fixing clamp is used to clamp the fixing section of the positioning tube, and the positioning section is sleeved on the end of the pipe.

[0017] Optionally, the support mechanism further includes a support driving member, the support driving member is connected to the support seat to drive the support seat to rise and fall, a groove is provided on the surface of the support seat, and a soft rubber pad is provided on the surface of the groove.

[0018] Optionally, a sensing strip is provided on one side of the movable seat, and a limit switch cooperating with the sensing strip is provided on the frame. There are multiple limit switches which are respectively arranged corresponding to the positions of the fixing mechanism and the supporting mechanism. The length of the sensing strip is greater than the length of the movable seat in the extension direction of the track.

[0019] Optionally, the wrapping mechanism comprises:

[0020] A base plate, wherein the wrapping channel penetrates the middle of the base plate;

[0021] A wrapping disc is arranged on one side of the base plate, the wrapping disc is provided with a tape winding shaft for mounting a film roll, and the wrapping channel passes through the middle of the wrapping disc;

[0022] A wrapping drive member, wherein the wrapping drive member is disposed on a side of the substrate away from the wrapping disk, and the wrapping drive member is connected to the wrapping disk and drives the wrapping disk to rotate.

[0023] Optionally, the wrapping mechanism also includes a protective cover; the protective cover includes a first cover body and a second cover body, the second cover body is connected to the substrate and covers the side of the substrate away from the wrapping disk, and the first cover body is used to cover the side of the substrate where the wrapping disk is provided; slide rails are respectively provided on both sides of the second cover body, and the first cover body is provided with a slider that cooperates with the slide rails, and the first cover body can approach or move away from the second cover body along the slide rails.

[0024] Optionally, a first limit block is provided on a side of the first cover body close to the second cover body, a protection switch corresponding to the position of the first limit block is provided on the second cover body, and a second limit block is provided on an end of the slide rail away from the second cover body, and the second limit block can be in limited contact with the first cover body;

[0025] And / or, a magnet is provided on one side of the first cover body close to the second cover body, and an adsorption block corresponding to the position of the magnet is provided on the second cover body.

[0026] Optionally, the wrapping driving member comprises a driving motor, a driving gear connected to the driving motor, and a gear plate meshing with the driving gear, the gear plate is arranged around the wrapping channel, and the gear plate is connected to the wrapping plate through a transmission rod;

[0027] And / or, the base plate is provided with a plurality of supporting wheels, and the supporting wheels surround the gear plate to position the gear plate.

[0028] The beneficial effects of the utility model are as follows: the utility model fixes the end of the pipe by a fixing mechanism, and the fixing mechanism is movable, and is suitable for fixing pipes of different lengths; the supporting mechanism can effectively support pipes with larger volume and weight; and the pipe passes through the wrapping channel of the wrapping mechanism, and the central axis of the wrapping channel is colinearly arranged with the central axis of the positioning cylinder, and is suitable for wrapping pipes of different diameters; further, the wrapping mechanism is arranged on a moving seat, and the moving seat is reciprocated to drive the wrapping mechanism to realize an uninterrupted reciprocating wrapping function, with a high degree of automation, which greatly improves the wrapping efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0030] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the linear pipe wrapping device of the utility model;

[0031] Figure 2 It is a partial three-dimensional structural schematic diagram of an embodiment of the linear pipe wrapping device of the utility model;

[0032] Figure 3 This is a three-dimensional structural diagram of an embodiment of the fixing mechanism of the utility model;

[0033] Figure 4 It is a three-dimensional structural schematic diagram of an embodiment of the wrapping mechanism of the utility model;

[0034] Figure 5 It is a partial three-dimensional structural schematic diagram of an embodiment of the wrapping mechanism of the utility model;

[0035] Figure 6 It is a partial three-dimensional structural schematic diagram of another embodiment of the wrapping mechanism of the utility model.

[0036] Description of Figure Numbers:

[0037]

[0038] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0040] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0041] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] In addition, in the present utility model, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text is to include three parallel solutions. Taking "A and / or B as an example", it includes solution A, or solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0043] Please refer to Figure 1 and Figure 2 The utility model provides a linear tube wrapping device 100 for wrapping a film around a linear tube 200. The linear tube wrapping device 100 includes a frame 10, a fixing mechanism 20, a supporting mechanism 30 and a wrapping mechanism 40.

[0044] Specifically, the frame 10 is provided with at least one track 11 and a movable seat 12 that can reciprocate along the track 11. The fixing mechanism 20 is movably provided on the frame 10, and the fixing mechanism 20 includes a positioning cylinder 21 for positioning the end of the pipe 200. The fixing mechanism 20 is a pair and is respectively arranged at intervals on both sides of the movable seat 12. The supporting mechanism 30 is arranged at intervals along the length direction of the track 11, and the supporting mechanism 30 includes at least one lifting support seat 31, and the support seat 31 is used to support the pipe 200. The wrapping mechanism 40 is provided on the movable seat 12, and the wrapping mechanism 40 is provided with a wrapping channel 41 for the pipe 200 to pass through, and the central axis of the wrapping channel 41 is arranged colinearly with the central axis of the positioning cylinder 21.

[0045] The linear tube wrapping device 100 of the utility model fixes the end of the tube 200 by means of a fixing mechanism 20, and the fixing mechanism 20 is movable, and is suitable for fixing tubes 200 of different lengths; the supporting mechanism 30 can effectively support the tubes 200 of larger volume and weight; the tube 200 passes through a wrapping channel 41 of the wrapping mechanism 40, and the central axis of the wrapping channel 41 is colinearly arranged with the central axis of the positioning tube 21, and is suitable for wrapping tubes 200 of different diameters; the wrapping mechanism 40 is arranged on a movable seat 12, and the movable seat 12 is reciprocated to drive the wrapping mechanism 40 to realize an uninterrupted reciprocating wrapping function, and has a high degree of automation, which greatly improves the wrapping efficiency.

[0046] In one embodiment, the pipe 200 is a tubular busbar, which is relatively large in size and weight. The technical solution of the utility model is applicable to wrapping tubular busbars of different diameters and lengths so that the product has insulation and shielding functions. It can be understood that the utility model is also applicable to wrapping other pipes.

[0047] In order to ensure the stability of the moving seat 12 during movement, the utility model is provided with a pair of parallel and spaced rails 11, and the support mechanism 30 is arranged between the pair of rails 11. Specifically, a transmission mechanism 13 is provided on the frame 10, and the transmission mechanism 13 includes a chain 131, at least one pair of shaft wheel groups 132 and a transmission driving member 133. The chains 131 are a pair and are arranged parallel to the rails 11, and the bottom of the moving seat 12 is connected to the pair of chains 131. At least one pair of shaft wheel groups 132 are arranged at intervals along the longitudinal direction of the rails 11, and each shaft wheel group 132 includes a first sprocket 1321, a second sprocket 1322 and a wheel axle 1323 connecting the first sprocket 1321 and the second sprocket 1322, and the first sprocket 1321 and the second sprocket 1322 are respectively connected to the pair of chains 131 in transmission; the transmission driving member 133 drives the shaft wheel group 132 to rotate, so as to drive the chain 131 to move, so as to move the moving seat 12. In this embodiment, the transmission drive member 133 includes a motor, and a transmission wheel is provided at the output end of the motor, wherein a pulley is provided on a wheel shaft 1323, and the transmission wheel and the pulley are connected by a belt to drive the wheel shaft 1323 to rotate, thereby causing the first sprocket 1321 and the second sprocket 1322 distributed on the wheel shaft 1323 to drive the chain 131 to move. The position of the wheel shaft 1323 is adjustable to adjust the tension of the chain 131 as needed.

[0048] Preferably, a pair of shaft wheel sets 132 are respectively arranged at both ends of the track 11, and a lifting assembly 14 is also arranged on the frame 10. The lifting assembly 14 is located higher than the shaft wheel set 132 in the vertical direction, and the lifting assembly 14 has the same structure as the shaft wheel set 132, so that the height of the chain 131 is increased, which is convenient for fixed connection with the moving seat 12, and at the same time, the chain 131 is kept in the horizontal direction as much as possible to pull the moving seat 12.

[0049] Furthermore, the frame 10 is also provided with a plurality of supporting wheels 15 for supporting the chain 131, and the supporting wheels 15 are rotatably connected to the frame 10. In this embodiment, the frame 10 includes a pair of support plates 17 arranged at intervals, and a plurality of connecting plates 18 are arranged between the pair of support plates 17, and the connecting plates 18 are perpendicular to the length direction of the track 11. The upper and lower positions of each connecting plate 18 corresponding to the pair of chains 131 are provided with supporting wheels 15 to ensure the stability of the chain 131 during the conveying process. A pair of tracks 11 are respectively arranged on the top of the support plates 17. In this embodiment, the track 11 and the support plates 17 are an integrally formed structure. Specifically, the support plates 17 are metal plate-like structures, and the support plates 17 are arranged vertically and the upper side is bent into a horizontal shape to form the track 11; a limiting groove is provided at the bottom of the moving seat 12 corresponding to the track 11, and the moving direction of the moving seat 12 is limited by the limiting groove, and a roller 122 is also provided in the limiting groove to facilitate the rolling of the moving seat 12 along the track 11.

[0050] Please refer to Figure 3 The fixing mechanism 20 also includes a base frame 22 and a fixing clamp 23 fixed on the base frame 22, wherein the height of the base frame 22 can be adjusted as needed, and the base frame 22 is detachably connected or slidably connected to the frame 10, so as to fix and move the position of the fixing mechanism 20 according to the pipes 200 of different lengths. Specifically, the positioning cylinder 21 includes a fixed section 211 and a positioning section 212 connected to each other, and the fixing clamp 23 is used to clamp the fixed section 211 of the positioning cylinder 21, and the positioning section 212 is sleeved on the end of the pipe 200. The sleeve structure of the positioning section 212 can meet the positioning of pipes 200 of different diameters.

[0051] Preferably, the outer diameter of the fixing section 211 is smaller than the outer diameter of the positioning section 212, so that the fixing clamp 23 is locked, so that the volume of the fixing mechanism 20 is small and the cost is reduced. The fixing clamp 23 includes an upper clamp block and a lower clamp block, and the upper clamp block and the lower clamp block are provided with mounting grooves on opposite sides to fix the pipe 200. The lower clamp block is fixed to the bottom frame 22, and the upper clamp block and the lower clamp block are locked by bolts, so that the installation and removal of the pipe 200 are convenient.

[0052] Please refer to Figure 1 and Figure 2The support mechanism 30 of the utility model can quickly change the position of the support point, which not only ensures the stability of the support but also allows the wrapping mechanism 40 to continue wrapping, which can greatly save time and cost. Specifically, the support mechanism 30 also includes a support driver 32, and the support driver 32 is connected to the support seat 31 to drive the support seat 31 to rise and fall. The surface of the support seat 31 is provided with a groove 311, and the surface of the groove 311 is provided with a soft rubber pad 33 to prevent the surface of the pipe 200 from being damaged. Preferably, the support driver 32 is a cylinder structure, one side of the support driver 32 is fixedly mounted on the connecting plate 18, and the bottom of the support driver 32 can be supported on the ground; the groove 311 is an inclined surface or an arc surface, which can be compatible with the shapes of pipes 200 of different diameters to achieve the function of stable support.

[0053] Furthermore, a sensing bar 121 is provided on one side of the movable seat 12, and a limit switch 16 cooperating with the sensing bar 121 is provided on the frame 10. There are a plurality of limit switches 16, which are respectively arranged corresponding to the positions of the fixing mechanism 20 and the supporting mechanism 30. Through the cooperation between the sensing bar 121 and the limit switch 16, the lifting time of the supporting seat 31 of different supporting mechanisms 30 is controlled. The length of the sensing bar 121 is greater than the length of the movable seat 12 in the extending direction along the track 11, so as to avoid the wrapping mechanism 40 in time.

[0054] Please refer to Figure 4-Figure 6 The wrapping mechanism 40 of the utility model includes a base plate 42, a wrapping disc 43 and a wrapping driving member 44, which is used to wrap a thin film around the tube 200 to achieve the effect of insulation protection. Specifically, a wrapping channel 41 runs through the middle of the base plate 42. The wrapping disc 43 is arranged on one side of the base plate 42, and a winding shaft 432 for mounting a thin film roll 431 is arranged on the wrapping disc 43. The wrapping channel 41 passes through the middle of the wrapping disc 43; the wrapping driving member 44 is arranged on the side of the base plate 42 away from the wrapping disc 43, and the wrapping driving member 44 is connected to the wrapping disc 43 and drives the wrapping disc 43 to rotate.

[0055] Preferably, the wrapping disc 43 is also provided with an oil box 433, the film roll 431 is sleeved on the winding shaft 432, and the film of the film roll 431 passes through the oil box 433 and is then wound around the pipe 200, so that the film is tensioned and the gas between the films is eliminated, thereby achieving a more compact wrapping effect. Specifically, the wrapping disc 43 is evenly distributed with multiple winding shafts 432 and multiple matching oil boxes 433 around the wrapping channel 41, which can be adjusted according to actual needs. By staggeredly winding multiple films on the pipe 200, the wrapping efficiency can be improved.

[0056] Furthermore, the wrapping mechanism 40 also includes a protective cover 45, which can prevent the splashing of sealing oil while ensuring the safe operation of the device. The protective cover 45 includes a first cover body 451 and a second cover body 452, the second cover body 452 is connected to the base plate 42 and covers the side of the base plate 42 away from the wrapping disk 43, and the first cover body 451 is used to cover the side of the base plate 42 provided with the wrapping disk 43; the second cover body 452 is provided with a slide rail 453 on both sides, the first cover body 451 is provided with a slider (not shown) matched with the slide rail 453, and the slider is provided on the inner wall of the first cover body 451, and the first cover body 451 can approach or move away from the second cover body 452 along the slide rail 453. When the first cover body 451 is away from the second cover body 452, it is convenient to wrap the film of the film roll 431 around the pipe 200, and when the first cover body 451 is close to the second cover body 452, the first cover body 451 and the second cover body 452 are enclosed together to protect the internal structure.

[0057] In one embodiment, a first limit block 46 is provided on one side of the first cover body 451 close to the second cover body 452, and a protection switch 47 corresponding to the position of the first limit block 46 is provided on the second cover body 452. The first limit block 46 and the protection switch 47 form a limit abutment so that the first cover body 451 is installed in place; a second limit block 4531 is provided on one end of the slide rail 453 away from the second cover body 452, and the second limit block 4531 can be in limit abutment with the first cover body 451, so as to prevent the first cover body 451 from being separated from the slide rail 453 when the first cover body 451 is opened. Preferably, a magnet 48 is provided on one side of the first cover body 451 close to the second cover body 452, and an adsorption block 49 corresponding to the position of the magnet 48 is provided on the second cover body 452, so that the first cover body 451 and the second cover body 452 can be tightly connected.

[0058] The wrapping drive member 44 specifically includes a driving motor 441, a driving gear 442 connected to the driving motor 441, and a gear plate 443 meshing with the driving gear 442. The gear plate 443 is arranged around the wrapping channel 41, and the gear plate 443 is connected to the wrapping plate 43 through a transmission rod 444, so that the gear plate 443 can stably drive the wrapping plate 43 to rotate. Further, the base plate 42 is provided with a plurality of support wheels 421, and the support wheels 421 surround the gear plate 443 to position the gear plate 443. In this embodiment, the gear plate 443 is arranged in the vertical direction, and the gear plate 443 is rotatably limited to the base plate 42 by the plurality of support wheels 421.

[0059] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A linear tube wrapping device, used for wrapping a film around a linear tube, characterized in that: The linear pipe wrapping device comprises: A frame, wherein the frame is provided with at least one track and a movable seat capable of reciprocating along the track; A fixing mechanism is movably arranged on the frame, the fixing mechanism comprises a positioning cylinder for positioning the end of the pipe, and the fixing mechanism is a pair and is respectively arranged at intervals on both sides of the movable seat; Support mechanisms are arranged at intervals along the length direction of the track, and the support mechanisms include at least one liftable support seat, and the support seat is used to support the pipe; and The wrapping mechanism is arranged on the movable seat, and the wrapping mechanism is provided with a wrapping channel for the pipe to pass through, and the central axis of the wrapping channel is arranged colinearly with the central axis of the positioning tube.

2. The linear tube wrapping device according to claim 1, characterized in that: The frame is provided with a transmission mechanism, and the transmission mechanism comprises: Chains, the chains are a pair and are arranged parallel to the track, and the bottom of the moving seat is connected to the pair of chains; At least one pair of shaft-wheel assemblies are arranged at intervals along the longitudinal direction of the track, each shaft-wheel assembly comprises a first sprocket, a second sprocket and a wheel axle connecting the first sprocket and the second sprocket, the first sprocket and the second sprocket are respectively connected to a pair of chains for transmission; The transmission driving member drives the shaft wheel set to rotate, so as to drive the chain to move and move the moving seat.

3. The linear tube wrapping device according to claim 2, characterized in that: A pair of shaft-wheel assemblies are respectively arranged at the two ends of the track, and a lifting assembly is also arranged on the frame; the lifting assembly is located higher than the shaft-wheel assemblies in the vertical direction, and the lifting assembly has the same structure as the shaft-wheel assemblies; And / or, the frame is further provided with a plurality of supporting wheels for supporting the chain, and the supporting wheels are rotatably connected to the frame.

4. The linear tube wrapping device according to claim 1, characterized in that: The fixing mechanism also includes a base frame and a fixing clamp fixed on the base frame, and the positioning tube includes a fixing section and a positioning section connected to each other; the fixing clamp is used to clamp the fixing section of the positioning tube, and the positioning section is sleeved on the end of the pipe.

5. The linear tube wrapping device according to claim 1, characterized in that: The support mechanism also includes a support driving member, which is connected to the support seat to drive the support seat to rise and fall. A groove is provided on the surface of the support seat, and a soft rubber pad is provided on the surface of the groove.

6. The linear tube wrapping device according to claim 1, characterized in that: A sensing strip is provided on one side of the movable seat, and a limit switch cooperating with the sensing strip is provided on the frame. There are multiple limit switches which are respectively arranged corresponding to the positions of the fixing mechanism and the supporting mechanism. The length of the sensing strip is greater than the length of the movable seat in the extension direction of the track.

7. The linear tube wrapping device according to claim 1, characterized in that: The wrapping mechanism comprises: A base plate, wherein the wrapping channel penetrates the middle of the base plate; A wrapping disc is arranged on one side of the base plate, the wrapping disc is provided with a tape winding shaft for mounting a film roll, and the wrapping channel passes through the middle of the wrapping disc; A wrapping drive member, wherein the wrapping drive member is disposed on a side of the substrate away from the wrapping disk, and the wrapping drive member is connected to the wrapping disk and drives the wrapping disk to rotate.

8. The linear tube wrapping device according to claim 7, characterized in that: The wrapping mechanism also includes a protective cover; the protective cover includes a first cover body and a second cover body, the second cover body is connected to the substrate and covers the side of the substrate away from the wrapping disk, and the first cover body is used to cover the side of the substrate where the wrapping disk is provided; slide rails are respectively provided on both sides of the second cover body, and the first cover body is provided with a slider that cooperates with the slide rails, and the first cover body can approach or move away from the second cover body along the slide rails.

9. The linear tube wrapping device according to claim 8, characterized in that: A first limit block is provided on a side of the first cover body close to the second cover body, a protection switch corresponding to the position of the first limit block is provided on the second cover body, and a second limit block is provided on an end of the slide rail away from the second cover body, and the second limit block can be in limited contact with the first cover body; And / or, a magnet is provided on one side of the first cover body close to the second cover body, and an adsorption block corresponding to the position of the magnet is provided on the second cover body.

10. The linear tube wrapping device according to claim 7, characterized in that: The wrapping driving member comprises a driving motor, a driving gear connected to the driving motor, and a gear plate meshing with the driving gear, the gear plate is arranged around the wrapping channel, and the gear plate is connected to the wrapping plate through a transmission rod; And / or, the base plate is provided with a plurality of supporting wheels, and the supporting wheels surround the gear plate to position the gear plate.

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