CN113311550A

CN113311550A - Optical cable manufacturing process

Info

Publication number: CN113311550A
Application number: CN202110592913.7A
Authority: CN
Inventors: 肖斌; 潘晨敏; 周林男
Original assignee: Suzhou Teruitong Communications Co ltd
Current assignee: Suzhou Teruitong Communications Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-08-27

Abstract

The application relates to the field of optical cable processing technology, in particular to an optical cable manufacturing process, which comprises S1 and paying-off; s2, extrusion molding; s3, cooling; s4, spraying a code; s5, traction; s7, taking up wires; s8, checking; the step of winding is also arranged between the step of S5 and the step of S7: s6, temporary storage: and winding the optical cable on the temporary storage device, and temporarily storing the optical cable through the temporary storage device. The optical cable knotting device has the advantages that the occurrence of optical cable knotting conditions during replacement of the wire coil is reduced, and therefore the production efficiency of the optical cable is improved.

Description

Optical cable manufacturing process

Technical Field

The application relates to the field of optical cable processing technology, in particular to an optical cable manufacturing process.

Background

Optical fiber cables generally include a fiber optic cable for transmitting optical signals and a protective jacket disposed about the exterior of the fiber optic cable. Sometimes, in order to ensure the tensile strength of the optical cable, a suspension wire and tensile strength are additionally arranged in the inner cavity of the protective sleeve.

In order to ensure the processing quality of the protective sleeve and the whole optical cable, I developed an optical cable manufacturing process and related equipment, specifically see patent with publication number CN110253850A, which comprises the steps of paying off, extruding, cooling, code spraying, drawing, taking up and inspecting. Wherein the wire collecting step is as follows: and winding the optical cable on the wire coil, and arranging the optical cable on the wire coil orderly to finally form the optical cable with standard length in a wire coil.

And in the actual production process, the optical cable after the tractor directly will process the completion is sent into the drum and is rolled up, after a drum rolling is accomplished, need change the drum, the tractor does not stop sending the line this moment for a large amount of optical cables are piled up at the drum side, when treating follow-up change overhead drum and twine the optical cable, the optical cable of piling up is very easily tied a knot, influences the normal rolling of optical cable.

Disclosure of Invention

In order to guarantee the normal rolling of the optical cable, the application provides an optical cable manufacturing process.

The optical cable manufacturing process provided by the application adopts the following technical scheme:

an optical cable manufacturing process sequentially comprises the following steps: s1, paying off; s2, extrusion molding; s3, cooling; s4, spraying a code; s5, traction; s7, taking up wires; s8, checking; the step of winding is also arranged between the step of S5 and the step of S7:

s6, temporary storage: and winding the optical cable on the temporary storage device, and temporarily storing the optical cable through the temporary storage device.

Through adopting above-mentioned technical scheme for the optical cable is in the rolling in-process, when needing to change the take-up reel, the optical cable of step production before can be stored in the temporary storage, and can directly send out the optical cable and pile up together, influence the winding of follow-up optical cable.

Optionally, the temporary storage device in step S6 includes a support, a sliding rail is disposed on the support, two sliding plates are disposed on the sliding rail, a winding roller for winding the optical cable is disposed on each sliding plate, and a temporary storage driving member for driving the two sliding plates to move relatively along the sliding rail is disposed on the support.

By adopting the technical scheme, the temporary storage driving piece drives the two sliding plates to move relatively along the sliding rail, when the two sliding plates are far away from each other, the length of the optical cable capable of being wound between the two winding rollers is increased, and when the tractor continues to convey the optical cable to the temporary storage, the optical cable can be wound between the two winding rollers without being sent out, so that the temporary storage effect is achieved; when the optical cable is required to be delivered, the temporary storage driving piece can drive the two sliding plates to be close to each other, so that the optical cable temporarily stored between the two winding rollers can be slowly delivered.

Optionally, the temporary storage driving member includes driving motors respectively disposed on the two sliding plates, a driving shaft is disposed on the sliding plates, the driving shaft and an output shaft of the driving motor are driven by a gear assembly, a driving gear is disposed on the driving shaft, and a rack meshed with the driving gear for transmission is disposed on the sliding rail.

Through adopting above-mentioned technical scheme, driving motor drives the drive shaft and rotates, and then drives the epaxial drive gear rotation of drive, because of the rack is fixed on the sliding rail, when consequently drive gear rotates, can drive the sliding plate and remove along the sliding rail.

Optionally, each winding roller is provided with a plurality of embedding grooves for embedding the optical cable at equal intervals along the axis direction of the winding roller.

Through adopting above-mentioned technical scheme for the optical cable can make a round trip to twine many times around two winding rollers, thereby when making between two winding rollers apart from the biggest, the optical cable length that can keep in increases, thereby increases the capacity of keeping in at the temporary storage, and the groove of putting in simultaneously can reduce the appearance of the optical cable condition of twining each other, guarantees the normality that the optical cable was collected.

Optionally, the side of the support is further provided with a meter counter, the meter counter comprises two pairs of straightening rollers, two straightening rollers in each pair are arranged in parallel, the two pairs of straightening rollers are arranged in a perpendicular mode, and the meter counter is arranged between the two pairs of straightening rollers.

Through adopting above-mentioned technical scheme, the optical cable passes two pairs of leveling rollers for the optical cable is straightened attached on the meter rice roller, and when the optical cable moved forward, the meter rice roller followed the optical cable and rotated, counted the length of optical cable through counting meter rice roller pivoted number of turns.

Optionally, the optical cable is drawn by a tractor in the step S5, the tractor comprises a traction frame, a traction disc and a winding disc matched with the traction disc are arranged on the traction frame, a traction motor for driving the traction disc to rotate is arranged on the traction frame, two compression rollers are arranged on the lateral sides of the traction disc, a compression belt is sleeved on the compression rollers, and the compression belt is compressed on the traction disc.

By adopting the technical scheme, the optical cable is spirally wound in the winding discs of the traction disc and the winding disc, so that the contact area and the friction force between the optical cable and the traction disc are increased, and the stable traction of the optical cable is ensured; tight belt compresses tightly on the traction disc to make the optical cable compressed tightly on the traction disc, reduce because production efficiency is too fast or production efficiency leads to the optical cable too loose too slowly, the condition that can't follow the traction disc and remove appears.

Optionally, a rotating rod is further arranged on the traction frame, a tensioning roller is installed at one end of the rotating rod, the tensioning roller is arranged in the pressing belt, and a rotating cylinder for driving the rotating rod to rotate is arranged on the traction frame.

Through adopting above-mentioned technical scheme, the position of the flexible tensioning roller of adjusting of piston rod that rotates the cylinder comes the rate of tension of adjusting the tensioning belt, and then adjusts the power that compresses tightly on the optical cable to guarantee the normal conveying of optical cable.

Optionally, a winding machine is adopted for winding in step S6, the winding machine includes a winding frame, two winding rollers are arranged on the winding frame, and two winding motors for respectively driving the two winding rollers to rotate are arranged on the winding frame.

By adopting the technical scheme, when the coil winding on one winding roller is completed and needs to be replaced, the optical cable can be wound on another optical cable, and a large amount of optical cables are temporarily stored in the temporary storage due to the replacement of the coil.

Optionally, a guide rod is arranged on the winding frame, a shifting plate is arranged on the guide rod, two wiring wheels are arranged on the shifting plate, the two wiring wheels and the two winding rollers are arranged in a one-to-one correspondence manner, and a wiring driving piece for driving the shifting plate to move along the guide rod is arranged on the winding frame.

Through adopting above-mentioned technical scheme, wear to establish the optical cable on the wiring wheel, then drive through the wiring driving piece and dial the board along guide bar round trip movement to make the optical cable along the even winding rolling of wind-up roll axis direction.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the winding process of the optical cable, when the take-up reel needs to be replaced, the optical cable produced in the previous step can be stored in the temporary storage, and the optical cable cannot be directly sent out and stacked together, so that the subsequent winding of the optical cable is not influenced;

2. the arrangement of the tractor ensures the stability of optical cable conveying, and further ensures the production efficiency of the optical cable.

Drawings

Fig. 1 is a schematic structural diagram of a tractor in an optical cable manufacturing process according to an embodiment of the present application.

FIG. 2 is a diagram illustrating a temporary storage structure in an optical cable manufacturing process according to an embodiment of the present disclosure.

FIG. 3 is a schematic diagram of a temporary storage drive unit in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a meter counter in a manufacturing process of an optical cable according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a winder in an optical cable manufacturing process according to an embodiment of the present application.

Description of reference numerals: 1. a tractor; 11. a traction frame; 12. a traction disc; 13. a winding disc; 14. a winding groove; 15. a pressure roller; 16. pressing the belt; 17. rotating the rod; 18. a tension roller; 19. rotating the cylinder; 2. a temporary storage; 21. a support; 221. a guide wheel; 22. a sliding rail; 23. a sliding plate; 24. a drive motor; 25. a drive shaft; 26. a drive sprocket; 27. a drive gear; 28. a rack; 29. a winding roller; 3. a meter counter; 31. a meter counting frame; 32. a straightening roll; 33. a straightening groove; 34. a rice metering roller; 4. a winding machine; 41. a winding frame; 42. a wind-up roll; 43. wire coils; 44. a support plate; 45. a guide bar; 46. a poking plate; 47. a transmission screw rod; 47. a wiring wheel; 48. and a folding wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an optical cable manufacturing process. The optical cable manufacturing process specifically comprises the following steps:

s1, paying off: the optical cable, the suspension wire, and the tensile reinforcement are fed out of the coil under a set tension.

S2, extrusion molding: and sequentially passing the optical fiber, the suspension wire and the tensile rib through a die of the plastic extruding machine, so that the plastic extruding machine covers a layer of protective sleeve on the whole outer surface of the optical fiber, the suspension wire and the tensile rib, thereby forming the complete optical cable.

S3, cooling; the jacketing that has just been extruded from the extruder is cooled to harden and thereby improve the quality of the jacketing.

S4, code spraying: the marks such as the type of the optical cable, the production date and the like are intermittently sprayed on the outer surface of the optical cable protective sleeve by an ink-jet printer.

S5, traction: the optical cable is pulled forwards through the traction machine 1, so that the optical cable has certain tension and speed for transportation, and paying-off, extrusion molding, cooling and code spraying can be normally carried out.

S6, temporary storage: the optical cable is wound on the temporary storage 2, and the temporary storage 2 is used for temporarily storing the optical cable with a certain length, so that the optical cable with a certain length can be stored in the temporary storage 2.

S7, taking up wires; and winding the optical cable in a winding machine 4, and winding the optical cable through the winding machine 4 to form a coil 43 with a standard length.

S8, checking: and (4) carrying out performance detection on each optical cable, and packaging and warehousing after the optical cables are detected to be qualified.

Referring to fig. 1, a tractor 1 includes a traction frame 11, a traction disc 12 is installed on the traction frame 11, a rotating shaft of the traction disc 12 is connected with the traction frame 11 through a bearing, a traction motor is installed on the traction frame 11, and an output shaft of the traction motor is fixedly connected with the rotating shaft of the traction disc 12, so that the traction motor can drive the traction disc 12 to rotate. Winding disc 13 is installed to traction disc 12 side, all sets up along self axis direction equidistant winding groove 14 that supplies the cable winding on traction disc 12 and the winding disc 13. The optical cable is spirally wound in the traction disc 12 and the winding disc 13 of the winding disc 13, so that the contact area and the friction force of the optical cable with the traction disc 12 are increased, and the traction stability of the optical cable is ensured. In order to reduce the influence on the normal conveying of the optical cable caused by the fact that the optical cable is loosened and cannot be tightly attached to the traction disc 12, two compression rollers 15 are further mounted on the side edge of the traction disc 12, the two compression rollers 15 are arranged on the quartering arc string of the traction disc 12, and a tensioning belt is sleeved on the two compression rollers 15 and is pressed on the traction disc 12, so that the optical cable is pressed on the traction disc 12, and the traction effect is guaranteed. The traction frame 11 is also provided with a rotating shaft, the rotating shaft is provided with a rotating rod 17, one end of the rotating rod 17 is provided with a tensioning roller 18, and the other end of the rotating rod is connected with a rotating cylinder 19. One end of the rotating cylinder 19 is hinged to the traction frame 11, and a piston rod of the rotating cylinder 19 is hinged to the rotating rod 17, so that when the piston rod of the rotating cylinder 19 stretches, the rotating rod 17 can be driven to rotate, and the tensioning roller 18 is driven to move. The tensioning belt 16 is sleeved on the tensioning roller 18, the tension degree of the tensioning belt can be adjusted by adjusting the position of the tensioning roller 18, and then the force of the optical cable is compressed, so that the normal transmission of the optical cable is ensured.

Referring to fig. 2 and 3, the temporary storage 2 includes a support 21, and a horizontal sliding rail 22 is fixed to the support 21. Two sliding plates 23 slide on the sliding rails 22. Each sliding plate 23 is provided with a driving shaft 25, a driving chain wheel 26 is fixed on the driving shaft 25, a driving motor 24 is arranged on the sliding plate 23, and an output shaft of the driving connection drives the driving connection to rotate through a chain wheel chain so as to drive the driving shaft 25 to rotate. The driving shaft 25 is provided with a driving gear 27, the sliding rail 22 is provided with a rack 28 matched with the driving gear 27, and the rack 28 is arranged along the length direction of the sliding rail 22, so that the driving gear 27 rotates to drive the sliding plate 23 to move along the sliding rail 22. The driving motors 24 on the two sliding plates 23 are arranged in a linkage manner so that the two sliding plates 23 can move relatively. Each sliding plate 23 is provided with a winding roller 29, and each winding roller 29 is provided with a plurality of embedding grooves at equal intervals along the axis direction of the winding roller 29. The optical cable is in the winding groove 14 of two winding rollers 29 after sending out from tractor 1, when needs keep in the optical cable, when not continuing to send out, through two driving motor 24 of linkage for two sliding plates 23 keep away from relatively, and then make the distance between two winding rollers 29 increase, and then the multiplicable optical cable length that can twine and the tensioning between two winding rollers 29, and then reach the effect of keeping in. Meanwhile, the optical cable temporarily stored between the two winding rollers 29 needs to be sent out, the length of the optical cable in the temporary storage device 2 is reduced, and only the two winding rollers 29 need to be driven to be close to each other. Because the position of the winding roller 29 is not fixed, in order to ensure that the sending-out direction of the optical cable is not changed, a plurality of guide wheels 221 are further arranged on the traction frame 11 in a staggered mode, so that the optical cable is sent out along a specific angle after being limited by the plurality of guide wheels 221.

Referring to fig. 4, since the cable feeding rate of the temporary storage 2 is variable in order to count the actual length of the fed cable, the meter 3 is further provided at the side of the rack 21. The meter counter 3 comprises a meter counting frame 31, two pairs of mutually perpendicular straightening rollers 32 are arranged on the meter counting frame 31, and each straightening roller 32 is provided with a straightening groove 33 for embedding an optical cable, so that the optical cable is penetrated in the two pairs of straightening rollers 32 and is conveyed forwards, and the optical cable can be straightened and cannot move back and forth. The meter counting frame 31 between the two pairs of straightening rollers 32 is provided with a meter counting roller 34, and the optical cable is attached to the meter counting roller 34 to move, so that the meter counting roller 34 rotates along with the optical cable. An angle encoder (not shown) is installed on the rotating shaft of the meter roll 34, and the length of the optical cable actually sent out is counted by counting the number of turns of the meter roll 34.

Referring to fig. 5, winder 4 includes winding frame 41, installs two rolling axles and two rolling motors on winding frame 41 (two rolling motors are built-in to winding frame 41, not shown in the figure), and the output shaft of two rolling motors sets up with two wind-up rollers 42 one-to-one for rolling motors can drive wind-up rollers 42 and rotate, inserts on wind-up rollers 42 and is equipped with drum 43, makes drum 43 can follow wind-up rollers 42 and rotate, and then winds the optical cable and roll on drum 43. In order to ensure the uniformity of the cable winding on the coil 43, a support plate 44 is fixed on the winding frame 41, a pair of horizontal guide rods 45 is fixed between the support plate 44 and the winding frame 41, and the guide rails are arranged along the axial direction of the winding roller 42. The guide rod 45 is provided with a poking plate 46, the supporting plate 44 is provided with a transmission screw rod 47, the poking plate 46 is in threaded connection with the transmission screw rod 47, the winding frame 41 is provided with a wiring motor (the wiring motor is embedded in the winding frame 41 and is not shown in the figure), an output shaft of the wiring motor is connected with the transmission screw rod 47, and the transmission screw rod 47 is driven to rotate by the wiring motor so as to drive the poking plate 46 to move back and forth along the guide rod 45.

Referring to fig. 5, install two wiring wheels 47 through the connecting rod on the stirring board 46, two wiring wheels 47 and two wind-up rollers 42 one-to-one set up, and all be provided with the draw-in groove that supplies the optical cable to inlay to put on every wiring wheel 47 for the optical cable can follow wiring wheel 47 round trip movement even winding on wind-up rollers 42. Because of two wind-up rolls 42 symmetry sets up, consequently great difference can take place for the incoming line angle of rolling on two wind-up rolls 42 at rolling in-process optical cable, probably leads to the unable normal rolling of optical cable, consequently installs on the swinging plate and rolls over to wheel 48 for the optical cable is through rolling over again behind the wheel 48 wiring wheel 47, thereby has guaranteed the normal clear of rolling.

The implementation principle of the optical cable manufacturing process in the embodiment of the application is as follows: s1, paying off: the optical cable, the suspension wire, and the tensile reinforcement are fed out of the coil under a set tension.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An optical cable manufacturing process sequentially comprises the following steps: s1, paying off; s2, extrusion molding; s3, cooling; s4, spraying a code; s5, traction; s7, taking up wires; s8, checking; the method is characterized in that: the step of winding is also arranged between the step of S5 and the step of S7:

s6, temporary storage: and winding the optical cable on the temporary storage device (2), and temporarily storing the optical cable through the temporary storage device (2).

2. A process for manufacturing an optical cable according to claim 1, wherein: the temporary storage device (2) in the step S6 comprises a support (21), a sliding rail (22) is arranged on the support (21), two sliding plates (23) are arranged on the sliding rail (22), a winding roller (29) is arranged on each sliding plate (23), and a temporary storage driving piece for driving the two winding rollers (29) to move relatively is arranged on the support (21).

3. A process for manufacturing an optical cable according to claim 2, wherein: the temporary storage driving piece comprises driving motors (24) respectively arranged on two sliding plates (23), a driving shaft (25) is arranged on each sliding plate (23), the driving shaft (25) and an output shaft of each driving motor (24) are in transmission through a gear assembly, a driving gear (27) is arranged on each driving shaft (25), and a rack (28) in meshing transmission with the driving gear (27) is arranged on each sliding rail (22).

4. A process for manufacturing an optical cable according to claim 2, wherein: every all set up a plurality of embedding grooves that supply the optical cable to inlay to put along self axis direction equidistant on winding roller (29).

5. A process for manufacturing an optical cable according to claim 2, wherein: the side of support (21) still is provided with meter rice ware (3), meter rice ware (3) are including measuring two pairs of straightener rolls (32), and two straightener rolls (32) in every pair are parallel to each other and set up, and two pairs of straightener rolls (32) mutually perpendicular sets up, and two pairs are provided with meter rice roller (34) between straightener roll (32).

6. A process for manufacturing an optical cable according to claim 1, wherein: the optical cable traction device is characterized in that the optical cable is dragged through the tractor (1) in the step S5, the tractor (1) comprises a traction frame (11), a traction disc (12) and a winding disc (13) matched with the traction disc (12) in use are arranged on the traction frame (11), a traction motor for driving the traction disc (12) to rotate is arranged on the traction frame (11), two compression rollers (15) are arranged on the side edge of the traction disc (12), a compression belt (16) is sleeved on the compression rollers (15), and the compression belt (16) is compressed on the traction disc (12).

7. The process for manufacturing an optical cable according to claim 6, wherein: still be provided with dwang (17) on traction frame (11), tensioning roller (18) are installed to the one end of dwang (17), and tensioning roller (18) set up in compressing tightly belt (16), be provided with drive dwang (17) pivoted rotating cylinder (19) on traction frame (11).

8. A process for manufacturing an optical cable according to claim 1, wherein: in the step S6, a winding machine (4) is adopted for winding, the winding machine (4) comprises a winding frame (41), two winding rollers (42) are arranged on the winding frame (41), and two winding motors which respectively drive the two winding rollers (42) to rotate are arranged on the winding frame (41).

9. A process for manufacturing an optical cable according to claim 8, wherein: be provided with guide bar (45) on rolling frame (41), be provided with on guide bar (45) and dial plate (46), be provided with two wiring wheels (47) on dial plate (46), two wiring wheels (47) and two wind-up roll (42) one-to-one set up, be provided with the wiring driving piece that drive dial plate (46) removed along guide bar (45) on rolling frame (41).