Optical fiber winding device

Abstract

The utility model relates to the field of optical fiber winding equipment and technology, in particular to an optical fiber winding device. The optical fiber winding device comprises a mounting box body, a winding wheel, a centering assembly, a pulley assembly and a module box, wherein the winding wheel is rotatably arranged on the mounting box body; the centering assembly is arranged on the installation box body and located at the output end of the reel, and the centering assembly is used for adjusting the optical fiber at the output end to the center point of the reel; the pulley assembly is rotatably arranged on the mounting box body; the module box is rotatably arranged on the mounting box body, and the module box is detachably connected with the mounting box body; an optical fiber on the reel can sequentially pass through the centering assembly and the pulley assembly to be wound on the module box. The optical fiber winding device achieves the purpose of automatically winding optical fibers and is high in optical fiber winding working efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber winding equipment, in particular to an optical fiber winding device. Background Art

[0002] In the optical communication industry products, especially the production of optical amplifier modules, various devices are needed, such as VOA (variable optical attenuator), PD (photodiode), etc. Due to the size differences of the module boxes of different devices, the sizes of the optical fibers wound inside are different.

[0003] At present, the existing winding methods on the market are all manual fiber length measurement and manual winding. This winding method takes an average of more than 10 minutes from fiber measurement to fiber winding for optical fiber with a length of more than 10M, and the error in the length of the fiber winding is greater than 10cm. For optical fiber with a length of more than 200M, it is completely impossible to wind it, so the efficiency is extremely low. Utility Model Content

[0004] The technical problem to be solved by the embodiments of the utility model is to provide an optical fiber winding device to solve the problem of manual fiber length measurement and low manual winding efficiency in the prior art.

[0005] A fiber winding device comprises: an installation box, a winding wheel, a centering assembly, a pulley assembly and a module box, wherein the winding wheel is rotatably arranged on the installation box; the centering assembly is arranged on the installation box at the output end of the winding wheel, and the centering assembly is used to adjust the optical fiber at the output end to the center point of the winding wheel; the pulley assembly is rotatably arranged on the installation box; the module box is rotatably arranged on the installation box, and the module box is detachably connected to the installation box; the optical fiber on the winding wheel can be wound onto the module box through the centering assembly and the pulley assembly in sequence.

[0006] Optionally, the centering assembly includes a first support frame provided on the installation box, a first rotating shaft provided on the first support frame, and a positioning member connected to the first rotating shaft, wherein a third positioning hole is provided at one end of the positioning member away from the first rotating shaft, and the optical fiber at the output end passes through the third positioning hole to reach the pulley assembly; the positioning member can swing along the width direction of the box on the first support frame;

[0007] The installation box is also provided with a displacement sensor, which is provided corresponding to an end of the positioning member close to the first rotating shaft and is used to sense the displacement change of the positioning member;

[0008] A first linear module is also provided in the installation box, and the first linear module is connected to the winding wheel and is used to drive the winding wheel to perform telescopic movement along the width direction of the box.

[0009] Optionally, a first driver is provided on the first linear module, and the winding wheel is provided on the first driver.

[0010] Optionally, the pulley assembly includes a first fixed pulley, a second fixed pulley, a third fixed pulley, a fourth fixed pulley, a fifth fixed pulley and a sixth fixed pulley which are sequentially arranged on the box body, and the optical fiber passes through the first fixed pulley, the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley and the sixth fixed pulley in sequence to reach the module box.

[0011] Optionally, the installation box includes a first box and a second box that are connected, the winding wheel, the centering assembly, and the first fixed pulley are arranged on the first box, and the module box, the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley, and the sixth fixed pulley are arranged on the second box;

[0012] The second box body is provided with a support rod, the support rod protrudes out of the second box body, the support rod is provided with a seventh fixed pulley, and the seventh fixed pulley is located between the first fixed pulley and the second fixed pulley;

[0013] The support rod is also provided with a first positioning block and a second positioning block, and the first positioning block and the second positioning block are separated on both sides of the seventh fixed pulley. The first positioning block and the second positioning block are respectively provided with a first positioning hole and a second positioning hole. The optical fiber passes through the first positioning hole, the seventh fixed pulley and the second positioning hole in sequence and then reaches the second fixed pulley.

[0014] Optionally, the installation box is also provided with: a swing assembly, the swing assembly includes a mounting seat, a swing arm and a movable pulley connected in sequence, the installation box is also provided with a fixed seat, the fixed seat is provided with a mounting shaft, the mounting shaft is connected to the swing arm, the fixed seat is also provided with a potentiometer, the movable pulley can perform pitch motion at one end of the swing arm, and the optical fiber output from the positioning hole passes through the movable pulley and reaches the first fixed pulley.

[0015] Optionally, the installation box is further provided with a first limit block and a second limit block, the first limit block and the second limit block are separated on both sides of the installation seat, and the first limit block and the second limit block are used to limit the pitch angle of the movable pulley.

[0016] Optionally, a fixedly connected encoder is further provided on the installation box, and the encoder corresponds to any one of the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley, the sixth fixed pulley and the seventh fixed pulley.

[0017] Optionally, a second linear module is provided in the second box, a second driver is provided on the second linear module, the winding wheel is detachably provided on the second driver, the second linear module is used to drive the second driver to perform telescopic movement along the width direction of the installation box, and the second driver is used to drive the winding wheel to rotate on the second box.

[0018] Optionally, the installation box is further provided with a clamping mechanism, the clamping mechanism comprising: a clamping claw cylinder, a first clamping arm and a second clamping arm provided at two driving ends of the clamping claw cylinder, the clamping claw cylinder is provided in the installation box, the first clamping arm and the second clamping arm extend from the installation box, and the first clamping arm and the second clamping arm are used to clamp the optical fiber on one side of the pulley assembly. Compared with the prior art, the optical fiber winding device provided by the embodiment of the utility model has the following beneficial effects:

[0019] The installation box is used to provide a stable installation environment. The optical fiber material is wound on the winding wheel. The winding wheel is rotatably arranged on the installation box to provide optical fiber. The optical fiber on the winding wheel can be wound to the module box through the centering component and the pulley component in sequence. After the centering component is set, the optical fiber can always be output along the center point of the winding wheel to prevent the optical fiber from being pulled and protect the optical fiber. During the working process, the winding wheel and the module box are both rotatably connected on the installation box, and the rotation directions of the two are the same. After completing the optical fiber winding work of a module box, the optical fiber is cut along one side of the module box. Different module boxes are detachably connected to the installation box to replace the next module box to continue the optical fiber winding work. Therefore, the optical fiber winding device of this embodiment achieves the purpose of automatic optical fiber winding, and the optical fiber winding work is efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The technical solution of the utility model will be further described in detail below with reference to the accompanying drawings and embodiments, in which:

[0021] Figure 1 It is a schematic diagram of the overall structure of the optical fiber winding device provided by an embodiment of the utility model;

[0022] Figure 2 It is a structural schematic diagram of a centering assembly provided in an embodiment of the utility model;

[0023] Figure 3 It is a structural schematic diagram of a winding wheel, a first linear module and a first driver provided in an embodiment of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the support rod and the seventh fixed pulley provided in an embodiment of the utility model;

[0025] Figure 5 It is a structural schematic diagram of a swing assembly provided by an embodiment of the utility model;

[0026] Figure 6 It is a structural schematic diagram of a third fixed pulley and an encoder provided in an embodiment of the utility model;

[0027] Figure 7 It is a structural schematic diagram of a module box, a second linear module and a second driver provided in an embodiment of the utility model;

[0028] Figure 8 It is a structural schematic diagram of a clamping claw cylinder embodiment provided by the utility model embodiment;

[0029] Fig. 9 It is a schematic diagram of the surrounding route of the optical fiber provided in the embodiment of the utility model.

[0030] The reference numerals in the figures are:

[0031] 10. Installation box; 110. First box; 120. Second box; 121. Encoder; 122. Fixed seat; 123. Installation shaft; 140. First linear module; 141. First driver; 160. First limit block; 170. Second limit block; 180. Support rod; 181. First positioning block; 182. Second positioning block; 1801. First positioning hole; 1802. Second positioning hole; 190. Second linear module; 191. Second driver; 20. Winding wheel; 30. Centering assembly; 310, first support frame; 320, first rotating shaft; 330, positioning member; 301, third positioning hole; 410, first fixed pulley; 420, second fixed pulley; 430, third fixed pulley; 450, fourth fixed pulley; 460, sixth fixed pulley; 470, seventh fixed pulley; 50, module box; 60, swing assembly; 610, mounting seat; 620, swing arm; 630, movable pulley; 640, potentiometer; 70, clamping mechanism; 710, clamping claw cylinder; 720, first clamping arm; 730, second clamping arm. DETAILED DESCRIPTION

[0032] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. Now, in conjunction with the accompanying drawings, a preferred embodiment of the present utility model is described in detail.

[0033] The utility model provides an optical fiber winding device, such as Figures 1 to 9As shown, it includes an installation box 10, a winding wheel 20, a centering assembly 30, a pulley assembly and a module box 50, the winding wheel 20 is rotatably arranged on the installation box 10; the centering assembly 30 is arranged on the installation box 10 at the output end of the winding wheel 20, and the centering assembly 30 is used to adjust the optical fiber at the output end to the center point of the winding wheel 20; the pulley assembly is rotatably arranged on the installation box 10; the module box 50 is rotatably arranged on the installation box 10, and the module box 50 is detachably connected to the installation box 10; the optical fiber on the winding wheel 20 can be wound onto the module box 50 through the centering assembly 30 and the pulley assembly in sequence.

[0034] The installation box 10 is used to provide a stable installation environment. The optical fiber material is wound on the winding wheel 20. The winding wheel 20 is rotatably arranged on the installation box 10 to provide optical fiber. The optical fiber on the winding wheel 20 can be wound onto the module box 50 through the centering component 30 and the pulley component in sequence. After the centering component 30 is set, the optical fiber can always be output along the center point of the winding wheel 20 to prevent the optical fiber from being pulled and protect the optical fiber. During the working process, the winding wheel 20 and the module box 50 are both rotatably connected on the installation box 10, and the rotation directions of the two are the same. After completing the optical fiber winding work of a module box 50, the optical fiber is cut along one side of the module box 50. Different module boxes 50 are detachably connected to the installation box 10 to replace the next module box 50 to continue the optical fiber winding work. Therefore, the optical fiber winding device of this embodiment achieves the purpose of automatic optical fiber winding, and the optical fiber winding work is efficient.

[0035] As a preferred solution of this embodiment, refer to Figure 1 and Figure 2 The centering component 30 includes a first support frame 310 arranged on the installation box 10, a first rotating shaft 320 arranged on the first support frame 310 and a positioning member 330 connected to the first rotating shaft 320, and a third positioning hole 301 is arranged at the end of the positioning member 330 away from the first rotating shaft 320, and the optical fiber at the output end passes through the third positioning hole 301 to reach the pulley assembly; the positioning member 330 can swing along the width direction of the box on the first support frame 310; a displacement sensor is also arranged on the installation box 10, and the displacement sensor is arranged corresponding to the end of the positioning member 330 close to the first rotating shaft 320, and is used to sense the displacement change of the positioning member 330; a first linear module 140 is also arranged in the installation box 10, and the first linear module 140 is connected to the winding wheel 20, and is used to drive the winding wheel 20 to perform telescopic movement along the width direction of the box.

[0036] In this embodiment, a structural example of the centering component 30 is given. Specifically, in actual application, the size of the winding wheel 20 is large and the wound optical fiber is thick. In order to prevent the optical fibers at both ends of the winding wheel 20 from being pulled during the output process during the winding of the optical fiber, the centering component 30 is provided to include a first support frame 310, a first rotating shaft 320 and a positioning member 330; after the optical fiber located on the side of the winding wheel 20 close to the installation box 10 passes through the third positioning hole 301, there is an angle between the optical fiber and the third positioning hole 301, and under the action of the optical fiber traction force, the positioning member 330 moves toward the side close to the installation box 10, and after the displacement sensor (not shown in the figure) provided on the installation box 10 senses the first displacement information, the first linear module 140 moves according to the first displacement information to drive the winding wheel 20 toward Move toward the side away from the installation box 10, adjust the optical fiber at the output end and the positioning piece 330 to be on the same horizontal line. Similarly, after the optical fiber located on the side of the winding wheel 20 away from the installation box 10 passes through the third positioning hole 301, there is an angle between the optical fiber and the third positioning hole 301, and under the action of the optical fiber traction force, the positioning piece 330 moves toward the side away from the installation box 10. After the displacement sensor provided on the installation box 10 senses the second displacement information, the first linear module 140 moves according to the second displacement information, driving the winding wheel 20 to move toward the side close to the installation box 10, and adjusting the optical fiber at the output end and the positioning piece 330 to be on the same horizontal line. In this way, it can always ensure that the optical fiber output end and the positioning piece 330 are on the same horizontal line to prevent the optical fiber from being pulled, thereby achieving the purpose of protecting the optical fiber.

[0037] As a preferred solution of this embodiment, refer to Figure 3 The first linear module 140 is provided with a first driver 141 , and the winding wheel 20 is provided on the first driver 141 .

[0038] In this embodiment, an example of the winding wheel 20 rotating on the mounting box 10 is given. Specifically, a first driver 141 is provided on the first linear module 140, and the first driver 141 is used to drive the winding wheel 20 to rotate on the mounting box 10 to achieve the purpose of continuously outputting optical fiber. The first driver 141 can be a motor.

[0039] As a preferred solution of this embodiment, refer to Figure 1 The pulley assembly includes a first fixed pulley 410, a second fixed pulley 420, a third fixed pulley 430, a fourth fixed pulley 450, a fifth fixed pulley and a sixth fixed pulley 460 which are sequentially arranged on the box body. The optical fiber passes through the first fixed pulley 410, the second fixed pulley 420, the third fixed pulley 430, the fourth fixed pulley 450, the fifth fixed pulley and the sixth fixed pulley 460 in sequence to reach the module box 50.

[0040] The above-mentioned fixed pulleys are all rotatably connected to the installation box 10. Specifically, a plurality of corresponding fixing seats 122 are arranged on the installation box 10, and a mounting shaft 123 is arranged on the fixing seat 122. Each fixed pulley is rotatably arranged on the mounting shaft 123 to achieve the purpose of rotatably setting each fixed pulley.

[0041] In this embodiment, a structural example of a pulley assembly is given. The optical fiber output from the positioning member 330 passes through the above-mentioned pulley assembly in sequence. With the mutual cooperation of the above-mentioned pulleys, the optical fiber is smoothly transmitted. Of course, the setting position and number of the above-mentioned pulleys can be adaptively adjusted according to actual work requirements, and no specific limitation is made here.

[0042] As a preferred solution of this embodiment, refer to Figure 1 The installation box 10 includes a first box 110 and a second box 120 connected to each other. The winding wheel 20, the centering assembly 30, and the first fixed pulley 410 are arranged on the first box 110. The module box 50, the second fixed pulley 420, the third fixed pulley 430, the fourth fixed pulley 450, the fifth fixed pulley and the sixth fixed pulley 460 are arranged on the second box 120; the second box 120 is provided with a support rod 180, the support rod 180 protrudes from the second box 120, and the support rod 180 is provided with a seventh fixed pulley 470. The seventh fixed pulley Wheel 470 is located between the first fixed pulley 410 and the second fixed pulley 420; the support rod 180 is also provided with a first positioning block 181 and a second positioning block 182, and the first positioning block 181 and the second positioning block 182 are separated on both sides of the seventh fixed pulley 470, and the first positioning block 181 and the second positioning block 182 are respectively provided with a first positioning hole 1801 and a second positioning hole 1802, and the optical fiber passes through the first positioning hole 1801, the seventh fixed pulley 470 and the second positioning hole 1802 in sequence and then reaches the second fixed pulley 420.

[0043] In this embodiment, a structural example of an installation box 10 is provided. A support rod 180 is provided on the second box 120. The support rod 180 is provided to provide an installation environment for the seventh fixed pulley 470. The support rod 180 protrudes from the second box 120 so that the seventh fixed pulley 470 is higher than the first box 110 or the second box 120. After the optical fiber is output from the first fixed pulley 410, it passes through the seventh fixed pulley 470 to prevent it from falling to the ground, which plays a role in protecting the optical fiber again. The optical fiber passes through the first positioning hole 1801, the seventh fixed pulley 470 and the second positioning hole 1802 in sequence and then reaches the second fixed pulley 420, which can prevent the optical fiber from detaching from the seventh fixed pulley 470, and improves the smoothness of working around the optical fiber while protecting the optical fiber.

[0044] As a preferred solution of this embodiment, refer to Figure 1 and Figure 5The mounting box 10 is also provided with: a swing assembly 60, the swing assembly 60 includes a mounting seat 610, a swing arm 620 and a movable pulley 630 connected in sequence, the mounting box 10 is also provided with a fixed seat 122, the fixed seat 122 is provided with a mounting shaft 123, the mounting shaft 123 is connected to the swing arm 620, the fixed seat 122 is also provided with a potentiometer 640, and the movable pulley 630 can perform pitch and pitch movements at one end of the swing arm 620.

[0045] In the actual process of winding the optical fiber, the optical fiber is output from the positioning member 330, passes through the movable pulley 630, and then reaches the first fixed pulley 410. When the module box 50 rotates faster, the movable pulley 630 moves upward under the tension, the potentiometer 640 can obtain the first rotation information, and the first driver 141 can speed up the rotation speed of the winding wheel 20 according to the first rotation information; similarly, when the module box 50 rotates slower, the movable pulley 630 moves downward under the tension, the potentiometer 640 can obtain the second rotation information, and the first driver 141 can slow down the rotation speed of the winding wheel 20 according to the second rotation information, so as to achieve uniform force on the optical fiber between the winding wheel 20 and the module box 50, prevent the optical fiber from being pulled, and achieve the purpose of protecting the optical fiber.

[0046] Reference Figure 5 The movable pulley 630 is rotatably arranged on the swing arm 620 . Specifically, a mounting shaft 123 is arranged on the swing arm 620 , and the movable pulley 630 is rotatably arranged on the mounting shaft 123 to achieve the purpose of rotating the movable pulley 630 .

[0047] As a preferred solution of this embodiment, refer to Figure 1 A first limit block 160 and a second limit block 170 are also provided on the mounting box 10. The first limit block 160 and the second limit block 170 are located on both sides of the mounting seat 610. The first limit block 160 and the second limit block 170 are used to limit the pitch angle of the movable pulley 630.

[0048] Among them, the setting of the first limit block 160 and the second limit block 170 can limit the swing angle of the swing arm 620, improve the movement stability of the movable pulley 630, prevent the optical fiber from receiving excessive pressure, and once again achieve the purpose of protecting the optical fiber.

[0049] As a preferred solution of this embodiment, refer to Figure 6 A fixedly connected encoder 121 is also provided on the mounting box 10, and the encoder 121 corresponds to any one of the second fixed pulley 420, the third fixed pulley 430, the fourth fixed pulley 450, the fifth fixed pulley, the sixth fixed pulley 460 and the seventh fixed pulley 470.

[0050] Among them, the setting of the above-mentioned encoder 121 can count the number of revolutions of the second fixed pulley 420, the third fixed pulley 430, the fourth fixed pulley 450, the fifth fixed pulley, the sixth fixed pulley 460 and the seventh fixed pulley 470 after a module box 50 is finished winding around the optical fiber, and calculate the length dimension of the winding around the optical fiber based on the number of revolutions.

[0051] The location and number of the encoder 121 are not specifically limited. In this embodiment, an example is given in which an encoder 121 is disposed at a location corresponding to the third fixed pulley 430 .

[0052] Reference Figure 6 The encoder 121 is fixedly connected to the box body, and a fixing seat 122 is also provided on the box body. A mounting shaft 123 is provided on the fixing seat 122. The mounting shaft 123 passes through the encoder 121 and is rotatably connected to the third fixed pulley 430.

[0053] As a preferred solution of this embodiment, refer to Figure 7 A second linear module 190 is arranged in the second box 120, and a second driver 191 is arranged on the second linear module 190. The winding wheel 20 is detachably arranged on the second driver 191. The second linear module 190 is used to drive the second driver 191 to perform telescopic movement along the width direction of the installation box 10, and the second driver 191 is used to drive the winding wheel 20 to rotate on the second box 120.

[0054] Among them, after the module boxes 50 of different sizes are installed on the second driver 191, the second linear module 190 can adjust the distance between the module box 50 and the installation box 10, so that the module box 50 corresponds to the pulley assembly, which can protect the optical fiber and improve the smoothness of winding the optical fiber. The second driver 191 is used to drive the module box 50 to rotate to achieve the purpose of winding the optical fiber. The second driver 191 of this embodiment can use a motor.

[0055] As a preferred solution of this embodiment, refer to Figure 8 A clamping mechanism 70 is also provided on the installation box, and the clamping mechanism 70 includes: a clamping cylinder 710, a first clamping arm 720 and a second clamping arm 730 provided on the two driving ends of the clamping cylinder 710, the clamping cylinder 710 is provided in the installation box, the first clamping arm 720 and the second clamping arm 730 extend from the installation box, and the first clamping arm 720 and the second clamping arm 730 are used to clamp the optical fiber on one side of the pulley assembly.

[0056] Among them, after winding the optical fiber in one module box 50, it is necessary to cut the optical fiber, and the module box 50 is removed and replaced with another module box 50. In order to prevent the optical fiber from being cut, the pulley assembly moves toward the side of the winding wheel 20 in sequence, and the first clamping arm 720 and the second clamping arm 730 are driven by the clamping cylinder 710 to clamp one end of the cut optical fiber. After the next module box 50 is set on the second driver 191, the staff removes the optical fiber from the clamping mechanism 70 to assist in the optical fiber winding work. The detachable method of the above-mentioned module box 50 and the second driver 191 can adopt a plug-in connection method, which is not specifically limited in this embodiment.

[0057] It should be understood that the above embodiments are only used to illustrate the technical solutions of the present utility model rather than to limit it. For those skilled in the art, the technical solutions described in the above embodiments can be modified, or some of the technical features therein can be replaced by equivalents; and all these modifications and replacements should fall within the scope of protection of the claims attached to the present utility model.

Claims

1. An optical fiber winding device, characterized in that: include: Install the box; A winding wheel rotatably disposed on the mounting box; A centering component, the centering component is arranged on the installation box at the output end of the winding wheel, and the centering component is used to adjust the optical fiber at the output end to the center point of the winding wheel; A pulley assembly rotatably disposed on the mounting box; A module box is rotatably disposed on the installation box, and the module box is detachably connected to the installation box; The optical fiber on the winding wheel can be wound onto the module box through the centering assembly and the pulley assembly in sequence.

2. The optical fiber winding device according to claim 1, characterized in that: The centering assembly includes a first support frame arranged on the installation box, a first rotating shaft arranged on the first support frame, and a positioning member connected to the first rotating shaft, wherein a third positioning hole is arranged at one end of the positioning member away from the first rotating shaft, and the optical fiber at the output end passes through the third positioning hole to reach the pulley assembly; the positioning member can swing along the width direction of the box on the first support frame; The installation box is also provided with a displacement sensor, which is provided corresponding to an end of the positioning member close to the first rotating shaft and is used to sense the displacement change of the positioning member; A first linear module is also provided in the installation box, and the first linear module is connected to the winding wheel and is used to drive the winding wheel to perform telescopic movement along the width direction of the box.

3. The optical fiber winding device according to claim 2, characterized in that: The first linear module is provided with a first driver, and the winding wheel is provided on the first driver.

4. The optical fiber winding device according to claim 3, characterized in that: The pulley assembly includes a first fixed pulley, a second fixed pulley, a third fixed pulley, a fourth fixed pulley, a fifth fixed pulley and a sixth fixed pulley which are sequentially arranged on the box body, and the optical fiber passes through the first fixed pulley, the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley and the sixth fixed pulley in sequence to reach the module box.

5. The optical fiber winding device according to claim 4, characterized in that: The installation box includes a first box and a second box connected to each other, the winding wheel, the centering assembly, and the first fixed pulley are arranged on the first box, and the module box, the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley, and the sixth fixed pulley are arranged on the second box; The second box body is provided with a support rod, the support rod protrudes out of the second box body, the support rod is provided with a seventh fixed pulley, and the seventh fixed pulley is located between the first fixed pulley and the second fixed pulley; The support rod is also provided with a first positioning block and a second positioning block, and the first positioning block and the second positioning block are separated on both sides of the seventh fixed pulley. The first positioning block and the second positioning block are respectively provided with a first positioning hole and a second positioning hole. The optical fiber passes through the first positioning hole, the seventh fixed pulley and the second positioning hole in sequence and then reaches the second fixed pulley.

6. The optical fiber winding device according to claim 5, characterized in that: The installation box is also provided with: The swing assembly includes a mounting seat, a swing arm and a movable pulley connected in sequence, the mounting box is also provided with a fixed seat, the fixed seat is provided with a mounting shaft, the mounting shaft is connected to the swing arm, the fixed seat is also provided with a potentiometer, the movable pulley can perform pitch movement at one end of the swing arm, and the optical fiber output from the positioning hole passes through the movable pulley and reaches the first fixed pulley.

7. The optical fiber winding device according to claim 6, characterized in that: The installation box is also provided with a first limit block and a second limit block, the first limit block and the second limit block are separated on both sides of the installation seat, and the first limit block and the second limit block are used to limit the pitch angle of the movable pulley.

8. The optical fiber winding device according to claim 7, characterized in that: The installation box is also provided with a fixedly connected encoder, and the encoder corresponds to any one of the second fixed pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley, the sixth fixed pulley and the seventh fixed pulley.

9. The optical fiber winding device according to claim 8, characterized in that: A second linear module is provided in the second box, a second driver is provided on the second linear module, the winding wheel is detachably provided on the second driver, the second linear module is used to drive the second driver to perform telescopic movement along the width direction of the installation box, and the second driver is used to drive the winding wheel to rotate on the second box.

10. The optical fiber winding device according to claim 1, characterized in that: The installation box is also provided with a clamping mechanism, and the clamping mechanism comprises: A clamping cylinder, a first clamping arm and a second clamping arm arranged on two driving ends of the clamping cylinder, the clamping cylinder is arranged in the installation box, the first clamping arm and the second clamping arm extend from the installation box, and the first clamping arm and the second clamping arm are used to clamp the optical fiber on one side of the pulley assembly.

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