CN217102474U - Tension-free loose-winding type optical fiber unit take-up device - Google Patents

Abstract

The utility model relates to a tension-free loose-winding type optical fiber unit take-up device, which comprises a traction unit and a profile frame, wherein the traction unit is a power supply unit, the traction unit is arranged in the profile frame, the traction unit is assembled and connected based on a traction motor mounting plate, one side of the traction motor mounting plate is provided with a servo motor I, and the other side of the traction motor mounting plate is provided with a material passing roller module; the other end of the traction unit is provided with a rotary connecting rod unit and a swinging wire-rewinding unit. This neotype optic fibre take-up reaches so-called pine and winds the requirement, and rotatory connecting rod unit wherein takes the optic fibre cable to be rotary motion, then the free fall, drops in receiving the charging tray, can not produce and receive line tension, and when being qualified for the next round of competitions the use, direct follow receive line barrel in the acting as go-between the line draw-off can, the line does not have the rotation, just can not twine.

Description

Tension-free loose-winding type optical fiber unit take-up device

Technical Field

The utility model relates to an optical fiber unit coiling forming device technique especially indicates an optical fiber unit take-up of no tension loose winding formula.

Background

The traditional wire winding mode is active wire winding and belongs to a winding mode. In order to realize the synchronization of the take-up speed and the production speed, a dancing wheel is needed, so that take-up tension can be generated during take-up, and the solid wood disc is led out in a tangential direction; the coiling formula is received line, when the construction was unwrapped wire, one mode was worn a axle in the dish utensil, then let the dish utensil rotate around the center to release the cable, it is inconvenient so to operate. Another way is to place the disc along the ground and then roll the disc in the paying-off direction, thereby releasing the cable; the indoor optical fiber unit is generally used indoors, the space is limited, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that there is the receipts line tension in overcoming fiber unit among the prior art, and the unwrapping wire is inconvenient, and the cable twists reverse during the unwrapping wire, winding problem to a fiber unit take-up of no tension pine winding formula is provided.

In order to solve the technical problem, the utility model provides a tension-free loose-winding type optical fiber unit take-up device, which comprises a traction unit and a profile frame, wherein the traction unit is a power supply unit, the traction unit is arranged in the profile frame, the traction unit is assembled and connected based on a traction motor mounting plate, one side of the traction motor mounting plate is provided with a servo motor I, and the other side of the traction motor mounting plate is provided with a material passing roller module; an electric control box body is arranged at one end of the traction unit, the electric control box body is fixedly installed on the basis of a profile frame, and meanwhile, an output control end of the electric control box body is electrically connected with the servo motor I; the utility model discloses a take-up device, including traction unit, swing and take-up unit, the traction unit other end be equipped with rotatory connecting rod unit, swing and receive the line unit, rotatory connecting rod unit locate traction unit, swing and receive between the line unit, just rotatory connecting rod unit with the swing receive and be equipped with the receipts spool body between the line unit, receive the spool body simultaneously for two different barrels of diameter through coaxial arrangement on the receipts charging tray of swing receipts line unit.

The utility model discloses an embodiment, traction unit for draw and carry optic fibre unit structure, including supplementary traction wheel, supplementary gyro wheel axle, guiding axle support, punishment in advance mould, punishment in advance guide pulley axle, servo motor I, piece base band, supplementary traction wheel, supplementary gyro wheel axle, guiding axle support, punishment in advance mould, punishment in advance guide pulley axle constitute the punishment in advance gyro wheel module, the punishment in advance mould locate the leading-out terminal of supplementary traction wheel, simultaneously punishment in advance mould location install in the constant head tank of traction motor mounting panel, the punishment in advance guide pulley pass through the punishment in advance guide pulley axle and the locating hole of traction motor mounting panel between the assembly link to each other.

The utility model discloses an in one embodiment, supplementary traction wheel pass through the keyway structure with I output shaft end of servo motor between link to each other, assemble in the locating hole of traction motor mounting panel simultaneously, supplementary gyro wheel locate one side of supplementary traction wheel, link to each other through the piece baseband between two supplementary gyro wheels that are equipped with simultaneously, just piece baseband and supplementary traction wheel's rim surface between extrusion contact, the piece baseband adopt green piece baseband.

In an embodiment of the present invention, the auxiliary roller is assembled in the positioning hole of the traction motor mounting plate through the auxiliary roller shaft and the guide shaft support, the guide shaft support adopts the deep groove ball bearing, and the auxiliary roller end face is provided with the B-shaped shaft end retaining ring.

In an embodiment of the present invention, the electric control box body adopts a siemens PLC, and further integrates a touch display screen, and the electric control box body is connected with the servo motor i, the servo motor ii, and the stepping motor simultaneously, so as to form a parallel control loop.

The utility model discloses an embodiment, the rotating link unit include mounting panel, rotation axis, punishment in advance steel pipe, strengthen spliced pole, lower locating plate, first locating piece, motor mounting panel, spliced pole, bed hedgehopping piece, bearing frame, synchronous pulley I, synchronous pulley II, hold-in range, servo motor II, the rotating link unit whole mechanism based on the assembly mounting between last mounting panel and the section bar frame.

In an embodiment of the utility model, the rotation axis locate in the bearing frame, just rotation axis and bearing frame between adopt coaxial assembly to be connected, simultaneously rotation axis one end integration be equipped with synchronous pulley I, strengthen the spliced pole, synchronous pulley I locate the both sides of last mounting panel respectively with the bearing frame, just synchronous pulley I pass through coaxial assembly between rotation axis and the bearing frame and link to each other, just one side of bearing frame be equipped with the bed hedgehopping piece, just the bed hedgehopping piece pass through the screw and go up the locating hole of mounting panel between the assembly link to each other, the punishment in advance steel pipe locate and strengthen between spliced pole, the lower locating plate, just the slope of punishment in advance steel pipe arrange.

In an embodiment of the utility model, servo motor II locate the bottom of lower locating plate, just servo motor II pass through the motor mounting panel and link to each other with the assembly between the lower locating plate, II output shaft end equipment of servo motor have set spliced pole and synchronous pulley II, simultaneously synchronous pulley II pass through the hold-in range and link to each other between the synchronous pulley I.

In one embodiment of the utility model, the swing wire-rewinding unit comprises a mounting bottom plate, a material-rewinding disk, a second positioning block, a clamp mounting block, a stepping motor, a straight gear I, an elbow clamp, a bearing stop pin, an adjusting ring, a deep groove ball bearing, a straight gear II, an oilless shaft sleeve and a cantilever pin, the swing wire-rewinding unit is provided with a sandwich structure formed by the mounting bottom plate and the material-rewinding disk, and the parts in the swing wire-rewinding unit are assembled and connected based on the mounting bottom plate and the material-receiving disc, three second positioning blocks are arranged and are evenly distributed at the circumferential edge of the material-receiving disc, one end of one of the second positioning blocks is integrally provided with a clamp mounting block and an elbow clamp, wherein the clamp mounting block is assembled and connected with the material receiving disc through a bolt, the elbow clamp is arranged between the second positioning block and the clamp mounting block, and the elbow clamp is perpendicular to the clamp mounting block.

The utility model discloses an embodiment, straight-teeth gear I, straight-teeth gear II between the meshing link to each other, straight-teeth gear I, straight-teeth gear II assemble between mounting plate, material collecting tray simultaneously straight-teeth gear I regard as the action wheel, straight-teeth gear I pass through between keyway structure and step motor's the output link to each other, simultaneously step motor locate mounting plate one side, just straight-teeth gear II be equipped with four, locate the circumference of straight-teeth gear I simultaneously straight-teeth gear II through the assembly link to each other between oilless axle sleeve and the material collecting tray, just straight-teeth gear II downthehole integrated deep groove ball bearing that is equipped with in axle center, deep groove ball bearing both ends be equipped with bearing stop pin, adjusting ring.

Compared with the prior art, the utility model the advantage lie in: this neotype fiber unit take-up reaches the so-called tension-free pine and winds the requirement, and rotatory connecting rod unit wherein takes fiber unit to be rotary motion, then the free fall, drops in receiving the charging tray, can not produce and receive line tension, and when being qualified for the next round of competitions the use, direct follow receive line barrel in the acting as go-between the line draw-off can, the line does not have the rotation, just can not twine.

Drawings

In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following embodiments of the present invention, in conjunction with the accompanying drawings.

Fig. 1 is a schematic structural view of a tension-free loose-winding type optical fiber unit take-up device.

Fig. 2 is a supplementary view of a tension-free loosely wound optical fiber unit take-up.

Fig. 3 is a schematic structural view of the rotating link unit.

Fig. 4 is a supplementary view of the structure of the rotating link unit.

Fig. 5 is a structural schematic view of the swinging wire take-up unit.

Fig. 6 is a supplementary view of the structure of the swing wire take-up unit.

Fig. 7 is a schematic structural view of the spur gear ii.

Fig. 8 is a schematic structural view of the traction unit.

Fig. 9 is a supplementary schematic view of the structure of the traction unit.

As shown in the figure: 1. the section bar framework comprises a section bar framework, 2, a rotary connecting rod unit, 21, an upper mounting plate, 22, a rotary shaft, 23, a material passing steel pipe, 24, a reinforcing connecting column, 25, a lower positioning plate, 26, a first positioning block, 27, a motor mounting plate, 28, a connecting column, 29, a block for lifting 210, a bearing seat, 211, a synchronous pulley I, 212, a synchronous pulley II, 213, a synchronous belt, 214, a servo motor II, 3, a swinging wire collecting unit, 31, a mounting base plate, 32, a material collecting disc, 33, a second positioning block, 34, a clamp mounting block, 35, a stepping motor, 36, a straight gear I, 37, an elbow clamp, 38, a bearing, 39, an adjusting ring, 310, a deep groove ball bearing, 311, a straight gear II, 312, an oilless shaft sleeve, 313, a cantilever pin, 4, a traction unit, 41, a traction motor mounting plate, 42, an auxiliary traction wheel, 43, an auxiliary roller, 44, an auxiliary roller shaft, 45, a reinforcing connecting column, a lower positioning plate, 26, a first positioning block, a servo motor, Guide shaft support, 46, material passing die, 47, material passing guide wheel, 48, material passing guide wheel shaft, 49, servo motor I, 410, substrate belt, 5 and electric control box.

Detailed Description

As shown in fig. 1 and fig. 2, the embodiment provides a tension-free loose-winding optical fiber unit take-up device, which includes a traction unit 4 and a profile frame 1, wherein the traction unit 4 is a power supply unit, the traction unit 4 is arranged in the profile frame 1, the traction unit 4 is assembled and connected based on a traction motor mounting plate 41, one side of the traction motor mounting plate 41 is provided with a servo motor i 49, and the other side of the traction motor mounting plate 41 is provided with a material passing roller module; an electric control box body 5 is arranged at one end of the traction unit 4, the electric control box body 5 is fixedly installed on the basis of the section bar frame 1, and meanwhile, an output control end of the electric control box body 5 is electrically connected with the servo motor I49; the other end of the traction unit 4 is provided with a rotary connecting rod unit 2 and a swing wire take-up unit 3, the rotary connecting rod unit 2 is arranged between the traction unit 4 and the swing wire take-up unit 3, the rotary connecting rod unit 2 and the swing wire take-up unit 3 are provided with a wire take-up cylinder body, and the wire take-up cylinder body is formed by coaxially mounting two cylinders with different diameters on a material receiving disc 32 of the swing wire take-up unit 3.

As shown in fig. 8 and 9, the drawing unit 4 is a structure for drawing and conveying optical fiber units, and includes an auxiliary drawing wheel 42, an auxiliary roller 43, an auxiliary roller shaft 44, a guide shaft support 45, a material passing die 46, a material passing guide wheel 47, a material passing guide wheel shaft 48, a servo motor i 49, and a substrate tape 410, wherein the auxiliary drawing wheel 42, the auxiliary roller 43, the auxiliary roller shaft 44, the guide shaft support 45, the material passing die 46, the material passing guide wheel 47, and the material passing guide wheel shaft 48 form a material passing roller module, the material passing die 46 is disposed at a wire outlet end of the auxiliary drawing wheel 42, the material passing die 46 is positioned and mounted in a positioning groove of the drawing motor mounting plate 41, the material passing guide wheel 47 is assembled and connected with a positioning hole of the drawing motor mounting plate 41 through the material passing guide wheel shaft 48, further, optical fiber units in a production line pass through the material passing guide wheel 47 and pass through the auxiliary drawing wheel 42, the optical fiber passes through the hole of the material passing die 46 and then is conveyed into the rotary connecting rod unit 2, and the optical fiber unit can be prevented from slipping through a 90-degree belt pressing conveying mode of the material passing roller die set.

The auxiliary traction wheel 42 is connected with the output shaft end of the servo motor I49 through a key groove structure and is simultaneously assembled in a positioning hole of the traction motor mounting plate 41, the auxiliary roller 43 is arranged on one side of the auxiliary traction wheel 42, two auxiliary rollers 43 which are simultaneously arranged are connected through a sheet base band 410, the sheet base band 410 is in extrusion contact with the rim surface of the auxiliary traction wheel 42, the sheet base band 410 adopts a green sheet base band, further, the sheet base band 410 can be applied to a plane high-speed transmission belt, and a common sheet base band has the following characteristics: strong tension, bending resistance, high efficiency, low noise, fatigue resistance, good wear resistance and long service life.

The auxiliary roller 43 is assembled in a positioning hole of the traction motor mounting plate 41 through an auxiliary roller shaft 44 and a guide shaft support 45, the guide shaft support 45 adopts a deep groove ball bearing, meanwhile, a B-shaped shaft end retaining ring is arranged on the end surface of the auxiliary roller 43, and furthermore, the B-shaped shaft end retaining ring arranged on the auxiliary roller 43 can bear severe vibration and impact load.

Automatically controlled box 5 adopt siemens PLC, and still integrated with the touch-control display screen, automatically controlled box 5 link to each other with servo motor I49, servo motor II 214, step motor 35 simultaneously, formed parallel control return circuit, further, can realize the unit and the online switching of production line through automatically controlled box 5, satisfy the receipts line winding operation of fiber unit.

As shown in fig. 3 and 4, the rotating link unit 2 includes an upper mounting plate 21, a rotating shaft 22, a material passing steel pipe 23, a reinforcing connection column 24, a lower positioning plate 25, a first positioning block 26, a motor mounting plate 27, a connection column 28, a block 29, a bearing seat 210, a synchronous pulley i 211, a synchronous pulley ii 212, a synchronous belt 213 and a servo motor ii 214, and the whole mechanism of the rotating link unit 2 is assembled and mounted between the upper mounting plate 21 and the section bar frame 1, further, the rotating shaft 22 enables the optical fiber unit to freely fall into a take-up drum and simultaneously performs circular motion, the horizontal displacement of the take-up reel 32 on the swing take-up unit 3 is matched, the optical fiber unit of the free falling body is staggered, winding is prevented, and spiral loose winding distribution is realized.

The rotating shaft 22 is arranged in the bearing seat 210, the rotating shaft 22 and the bearing seat 210 are coaxially assembled and connected, meanwhile, one end of the rotating shaft 22 is integrally provided with a synchronous pulley I211 and a reinforcing connecting column 24, the synchronous pulley I211 and the bearing seat 210 are respectively arranged on two sides of the upper mounting plate 21, the synchronous pulley I211 is coaxially assembled and connected with the bearing seat 210 through the rotating shaft 22, one side of the bearing seat 210 is provided with a heightening block 29, the heightening block 29 is assembled and connected with the positioning holes of the upper mounting plate 21 through screws, the material passing steel pipe 23 is arranged between the reinforcing connecting column 24 and the lower positioning plate 25, the material passing steel pipe 23 is obliquely arranged, and further, the reinforcing connecting column 24 strengthens the assembling strength among the material passing steel pipe 23, the lower positioning plate 25 and the first positioning block 26 to prevent rotation, the steel pipe 23 that crosses material takes place the displacement change, simultaneously reinforcing connection post 24 through perpendicular assembly between first locating piece 26 and the lower locating plate 25, wherein first locating piece 26 be the reinforcing rigid connection structure, guaranteed reinforcing connection post 24 and lower locating plate 25 between joint strength.

II 214 of servo motor locate down the bottom of locating plate 25, just II 214 of servo motor pass through motor mounting panel 27 and link to each other with the assembly between the locating plate 25 down, II 214 output shaft end assemblies of servo motor be equipped with spliced pole 28 and II 212 of synchronous pulley, simultaneously II 212 of synchronous pulley link to each other between synchronous belt 213 and I211 of synchronous pulley, furtherly, II 214 output power of servo motor drive rotation axis 22 through synchronous belt 213 and carry out the rotation work for the free falling body of optical fiber unit drops in receiving the feed cylinder on receiving tray 32, and the functioning speed and the production speed of II 214 of servo motor are synchronous, through the adjustable II 214 output speed of servo motor of automatically controlled box 5.

As shown in fig. 5 and 6, the swing wire collecting unit 3 includes an installation bottom plate 31, a material collecting tray 32, a second positioning block 33, a clamp installation block 34, a stepping motor 35, a spur gear i36, an elbow clamp 37, a bearing stop pin 38, an adjusting ring 39, a deep groove ball bearing 310, a spur gear ii311, an oil-free shaft sleeve 312 and a cantilever pin 313, the swing wire collecting unit 3 has a sandwich structure formed by the installation bottom plate 31 and the material collecting tray 32, parts of the swing wire collecting unit 3 are assembled and connected based on the installation bottom plate 31 and the material collecting tray 32, the second positioning blocks 33 are three, the three second positioning blocks 33 are evenly distributed at the circumferential edge of the material collecting tray 32, one end of one of the second positioning blocks 33 is integrally provided with the clamp installation block 34 and the elbow clamp 37, the clamp installation block 34 is assembled and connected with the material collecting tray 32 through a bolt, the elbow clamp 37 is arranged at the second positioning block 33, The wire collecting barrel can be tightly installed by transversely pushing or pressing the elbow clamp 37, and meanwhile, the three second positioning blocks 33 can be adjusted to adapt to wire collecting barrels with different diameters.

As shown in fig. 5 and 7, the spur gear I36 and the spur gear II311 are engaged and connected, the spur gear I36 and the spur gear II311 are assembled between the mounting base plate 31 and the receiving tray 32, the spur gear I36 serves as a driving wheel, the spur gear I36 is connected with an output end of the stepping motor 35 through a key groove structure, the stepping motor 35 is arranged on one side of the mounting base plate 31, four spur gears II311 are arranged on the circumference of the spur gear I36, the spur gear I36 is engaged and matched with the spur gear II311, the spur gear II311 is assembled and connected with the receiving tray 32 through an oilless shaft sleeve 312, a deep groove ball bearing 310 is integrally assembled in an axial hole of the spur gear II311, a bearing stop pin 38 and an adjusting ring 39 are arranged at two ends of the deep groove 310, and further transmission precision of gear engagement is ensured, .

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides an optic fibre unit take-up of no tension loose winding formula, includes traction unit (4), section bar frame (1), its characterized in that: the traction unit (4) is a power supply unit, the traction unit (4) is arranged in the profile frame (1), the traction unit (4) is assembled and connected based on a traction motor mounting plate (41), a servo motor I (49) is arranged on one side of the traction motor mounting plate (41), and a material passing roller module is arranged on the other side of the traction motor mounting plate (41); one end of the traction unit (4) is provided with an electric control box body (5), the electric control box body (5) is fixedly installed on the basis of the profile frame (1), and meanwhile, an output control end of the electric control box body (5) is electrically connected with the servo motor I (49); the other end of the traction unit (4) is provided with a rotary connecting rod unit (2) and a swing take-up unit (3), the rotary connecting rod unit (2) is arranged between the traction unit (4) and the swing take-up unit (3), the rotary connecting rod unit (2) and the swing take-up unit (3) are provided with a take-up barrel, and the take-up barrel is two barrels with different diameters and is coaxially arranged on a take-up disc (32) of the swing take-up unit (3).

2. A tensionless loosely wound optical fiber unit take-up as claimed in claim 1, wherein: the traction unit (4) is a traction optical fiber conveying structure and comprises an auxiliary traction wheel (42), an auxiliary roller (43), an auxiliary roller shaft (44), a guide shaft support (45), a material passing die (46), a material passing guide wheel (47), a material passing guide wheel shaft (48), a servo motor I (49) and a sheet base band (410), the auxiliary traction wheel (42), the auxiliary roller (43), the auxiliary roller shaft (44), the guide shaft support (45), the material passing die (46), the material passing guide wheel (47) and the material passing guide wheel shaft (48) form a material passing roller module, the material passing die (46) is arranged at the wire outlet end of the auxiliary traction wheel (42), meanwhile, the material passing die (46) is positioned and arranged in a positioning groove of the traction motor mounting plate (41), the material passing guide wheel (47) is assembled and connected with the positioning hole of the traction motor mounting plate (41) through a material passing guide wheel shaft (48).

3. A tensionless loosely wound optical fiber unit take-up as claimed in claim 2, wherein: the auxiliary traction wheel (42) is connected with the output shaft end of the servo motor I (49) through a key groove structure and is simultaneously assembled in a positioning hole of the traction motor mounting plate (41), the auxiliary roller (43) is arranged on one side of the auxiliary traction wheel (42), two auxiliary rollers (43) which are simultaneously arranged are connected through a sheet base band (410), the sheet base band (410) is in extrusion contact with the rim surface of the auxiliary traction wheel (42), and the sheet base band (410) adopts a green sheet base band.

4. A tensionless loosely wound optical fiber unit take-up as claimed in claim 2, wherein: the auxiliary roller (43) is assembled in a positioning hole of the traction motor mounting plate (41) through an auxiliary roller shaft (44) and a guide shaft support (45), the guide shaft support (45) adopts a deep groove ball bearing, and meanwhile, a B-shaped shaft end retainer ring is arranged on the end face of the auxiliary roller (43).

5. A tensionless loosely wound optical fiber unit take-up as claimed in claim 1, wherein: the electric control box body (5) adopts a Siemens PLC and is further integrated with a touch display screen, and the electric control box body (5) is connected with the servo motor I (49), the servo motor II (214) and the stepping motor (35) at the same time to form a parallel control loop.

6. A tensionless loosely wound optical fiber unit take-up as claimed in claim 1, wherein: rotatory connecting rod unit (2) including last mounting panel (21), rotation axis (22), punishment in advance steel pipe (23), strengthen spliced pole (24), down locating plate (25), first locating piece (26), motor mounting panel (27), spliced pole (28), bed hedgehopping piece (29), bearing frame (210), synchronous pulley I (211), synchronous pulley II (212), hold-in range (213), servo motor II (214), rotatory connecting rod unit (2) overall mechanism based on last mounting panel (21) and section bar frame (1) between assembly erection.

7. A tensionless loosely wound optical fiber unit take-up as claimed in claim 6, wherein: the rotating shaft (22) is arranged on the reinforcing connecting column (24), the rotating shaft (22) and the reinforcing connecting column (24) are coaxially assembled and connected, meanwhile, one end of the rotating shaft (22) is integrally assembled with a synchronous pulley I (211) and a bearing seat (210), the synchronous pulley I (211) and the bearing seat (210) are respectively arranged at two sides of the upper mounting plate (21), and the synchronous pulley I (211) is coaxially assembled and connected with the bearing seat (210) through the rotating shaft (22), one side of the bearing seat (210) is provided with a block (29) which is connected with the positioning hole of the upper mounting plate (21) through a screw, the steel pipe (23) is arranged between the reinforcing connecting column (24) and the lower positioning plate (25), and the steel pipe (23) is obliquely arranged.

8. A tensionless loosely wound optical fiber unit take-up as claimed in claim 6, wherein: servo motor II (214) locate down the bottom of locating plate (25), just servo motor II (214) pass through motor mounting panel (27) and down between locating plate (25) the assembly link to each other, servo motor II (214) output shaft end assembly be equipped with spliced pole (28) and synchronous pulley II (212), synchronous pulley II (212) link to each other between passing through hold-in range (213) and synchronous pulley I (211).

9. A tensionless loosely wound optical fiber unit take-up as claimed in claim 1, wherein: swing take-up unit (3) in including mounting plate (31), receipts charging tray (32), second locating piece (33), clamp installation piece (34), step motor (35), straight gear I (36), elbow clamp (37), bearing stop pin (38), adjusting ring (39), deep groove ball bearing (310), straight gear II (311), oilless shaft sleeve (312), cantilever pin (313), swing take-up unit (3) construct sandwich structure by mounting plate (31), receipts charging tray (32), just swing take-up unit (3) in spare part link to each other based on mounting plate (31), receipts charging tray (32) assembly, second locating piece (33) be equipped with threely, and three second locating piece (33) evenly distribute in the circumferential edge reason of receipts charging tray (32), one of them second locating piece (33) one end integration is equipped with clamp installation piece (34), Elbow presss from both sides (37), wherein the assembly of clamp installation piece (34) between through bolt and receipts charging tray (32) link to each other, elbow press from both sides (37) and locate between second locating piece (33), clamp installation piece (34), just elbow press from both sides (37) perpendicular to clamp installation piece (34) installation.

10. A tensionless loosely wound optical fiber unit take-up as claimed in claim 9, wherein: the straight gear I (36) and the straight gear II (311) are meshed and connected, the straight gear I (36) and the straight gear II (311) are assembled between the installation bottom plate (31) and the material receiving plate (32), meanwhile, the straight gear I (36) is used as a driving wheel, the straight gear I (36) is connected with the output end of the stepping motor (35) through a key groove structure, meanwhile, the stepping motors (35) are arranged on one side of the mounting base plate (31), four straight gears II (311) are arranged, meanwhile, the straight gear II (311) is arranged on the circumference of the straight gear I (36) and is assembled and connected with the material receiving disc (32) through an oilless shaft sleeve (312), and a deep groove ball bearing (310) is assembled in the axial hole of the straight gear II (311) in an integrated manner, and bearing stop pins (38) and adjusting rings (39) are arranged at two ends of the deep groove ball bearing (310).

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