CN104614826A - Yarn barrel locking device for aramid yarn of optical cable - Google Patents
Yarn barrel locking device for aramid yarn of optical cable Download PDFInfo
- Publication number
- CN104614826A CN104614826A CN201510030525.4A CN201510030525A CN104614826A CN 104614826 A CN104614826 A CN 104614826A CN 201510030525 A CN201510030525 A CN 201510030525A CN 104614826 A CN104614826 A CN 104614826A
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- cam
- yarn
- optical cable
- cylinder
- locking device
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4486—Protective covering
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a yarn barrel locking device for aramid yarn of an optical cable and relates to the field of nonmetallic reinforcing pieces of communication optical cables. The yarn barrel locking device for the aramid yarn of the optical cable comprises a column-shaped cam seat, the front end hollows towards the inside to form a hollow cavity, a hollow shaft is axially arranged in the hollow cavity, and a first cam and a second cam sleeve the hollow shaft; a rotating shaft is co-axially arranged in the hollow shaft, and the end thereof runs through the rear end of the cam seat and is fixed with a handle wheel; at least one pair of through holes corresponding to the two cams are arranged in the side wall of the cam seat, a column body is through arranged in each pair of through holes, the end of the column body running through the cam seat is a pointed end, the end located in the hollow cavity is a ball head end, and a spring sleeves the part of each column body in the hollow cavity; each cam is provided with cam pieces, wherein the number of the cam pieces is larger than the pair number of the through holes, when two cams rotate, the column bodies corresponding to the cams telescopically move in the through holes along with the rotation of the cam pieces. The yarn barrel locking device for the aramid yarn of the optical cable prevents the yarn barrel generating axial and radial jump in the production process, the optical cable bending, yarn break and cable break due to the yarn barrel loosening are avoided, and the production efficiency is improved.
Description
Technical field
The present invention relates to communications optical cable non-metal reinforcement member field, specifically relate to a kind of yarn cylinder locking device of optical cable aramid yarn.
Background technology
When communications optical cable is produced, in order to prevent non-metal reinforcement member aramid yarn yarn cylinder generation device for elimination of axial-and radial-play, being beneficial to and putting yarn tension continually and steadily, special this optical cable aramid yarn yarn cylinder locking device of increase.
Current domestic cage equipment adopts spring leaf snap lock tight feeder cylinder mostly, and its principle is that three spring leafs are evenly distributed and are fixed on yarn cylinder mount pad, locks yarn cylinder by yarn cylinder endoporus compression spring leaf output elastic force.Because yarn cylinder belongs to papery material, internal diameter mismachining tolerance is comparatively large, and it is inconsistent that Compress Spring produces coupling mechanism force, the phenomenon causing yarn cylinder to be installed there will be degree of tightness and differ.In process of production, cage rotates the centrifugal force produced can make yarn cylinder channel bit, and causes many aramid yarn tension force to differ, the phenomenon of cable bend, the cable phenomenon that seriously there will be that yarn cylinder throws away, broken yarn breaks.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide a kind of yarn cylinder locking device of optical cable aramid yarn, stop yarn cylinder that axis and radial-play occur in process of production, the cable bend avoiding yarn cylinder to loosen causing and broken yarn break cable phenomenon, enhance productivity.
For reaching above object, the present invention takes a kind of yarn cylinder locking device of optical cable aramid yarn, comprise columniform cam chair, its front end has caved inward cavity, in cavity, axially a tubular shaft is set, and tubular shaft outer cover is provided with spaced first cam and the second cam, the first cam is positioned at the rear end of the second cam; Described tubular shaft inside is coaxially set a turning axle, rotates the tip of the axis and passes this cam chair rear end, and connects one handle wheel in cam chair external stability; Described cam chair sidewall is provided with at least one pair of through hole corresponding with two cams, a cylinder is run through respectively in often pair of through hole, cylinder passes one end of cam chair outer wall for most advanced and sophisticated, and the one end being positioned at cavity is bulb end, and every root cylinder is positioned at the sheathed spring of part of cavity; Each cam is equipped with the cam bit being greater than through hole logarithm, and when two cams rotate, cylinder corresponding to each cam is along with rotation telescopic moving in through hole of cam bit.
On the basis of technique scheme, the cam bit number of described two cams is identical, from cam chair front end backward, each cam bit of two cams all with tubular shaft axle center for benchmark, the arc curve of its outer increases clockwise gradually.
On the basis of technique scheme, the cam bit of described second cam is provided with groove at radian maximum, the radian maximum of the cam bit of all corresponding first cam of groove of the cam bit of each second cam, groove is r to the distance in tubular shaft axle center, the cam bit radian maximum of the first cam is R, then r >=2R/3 to the distance in tubular shaft axle center.
On the basis of technique scheme, the cylinder length that described first cam is corresponding is less than cylinder length corresponding to the second cam.
On the basis of technique scheme, the front end of described second cam is provided with a retainer nut, and retainer nut is set in and stretches out on the turning axle of tubular shaft.
On the basis of technique scheme, the bulb end bottom of described every root cylinder is provided with a ring groove, arranges E type jump ring in ring groove, and the spring one end that every root cylinder cover has is held in E type jump ring, and the spring other end is held in cam chair inwall.
On the basis of technique scheme, be provided with wear-resisting steel bushing in the through hole of described cam chair, described cylinder is sheathed in wear-resisting steel bushing.
On the basis of technique scheme, be provided with pad between described first cam and cam chair rear end inwall, pad is sheathed on tubular shaft.
On the basis of technique scheme, handle wheel and turning axle are by pinned connection, and described tubular shaft rear end is provided with opening, and rotary sleeve is equipped with straight pin, and straight pin is installed in the opening part of tubular shaft rear end.
On the basis of technique scheme, the sidewall of described cam chair front end has annular reducing, and reducing sidewall has threaded hole.
Beneficial effect of the present invention is: yarn cylinder locking device is fixed on the tail end of yarn cylinder mount pad, rotated by rotary handle wheel belt moving cam, eject two cylinders, the most advanced and sophisticated jacking papery yarn cylinder of cylinder, thus reach the object of locking aramid yarn yarn cylinder, effectively prevent aramid yarn yarn cylinder generation device for elimination of axial-and radial-play, the cable bend avoiding yarn cylinder to loosen causing and broken yarn break cable phenomenon, ensure production stability, enhance productivity.
Accompanying drawing explanation
Fig. 1 is the cut-open view of the yarn cylinder locking device of optical cable aramid yarn of the present invention;
Fig. 2 is the scheme of installation of two cams and tubular shaft;
Fig. 3 is the structural representation of the first cam;
Fig. 4 is the structural representation of the second cam;
Fig. 5 is the scheme of installation of handle wheel and turning axle;
Fig. 6 is the structural representation of cylinder;
Fig. 7 is the structural representation of cam chair;
Fig. 8 is the yarn cylinder locking device using state schematic diagram of optical cable aramid yarn of the present invention.
Reference numeral:
Cam chair 11, cavity 12, reducing 13, threaded hole 14, wear-resisting steel bushing 15, through hole 16;
Tubular shaft 21, the first cam 22, second cam 23, cam bit 24, groove 25, pad 26, opening 27;
Turning axle 31, handle wheel 32, retainer nut 33, bearing pin 34, straight pin 35;
Cylinder 41, most advanced and sophisticated 42, bulb end 43, ring groove 44, E type jump ring 45, spring 46;
Yarn cylinder 5, reed 6, yarn cylinder mount pad 7.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1 and Figure 7, the yarn cylinder locking device of optical cable aramid yarn of the present invention, comprises a columniform cam chair 11, and its front end has caved inward cavity 12, and cavity 12 is the cylindrical cavity coaxial with cam chair 11.The sidewall of cam chair 11 front end has the reducing 13 of annular, and the sidewall of reducing 13 has threaded hole 14.
As shown in Figure 1, axially arranges a tubular shaft 21 in described cavity 12, the outer cover of tubular shaft 21 is provided with the rear end that spaced first cam 22 and the second cam 23, first cam 22 are positioned at the second cam 23, in the present embodiment, two cams and tubular shaft 21 are welded and fixed.Described cam chair 11 sidewall is provided with at least one pair of through hole 16 corresponding with two cams, and cam bit 24 number that each cam is equipped with cam bit 24, two cams being greater than through hole logarithm is identical.As shown in Figure 2, in the present embodiment, each cam comprises 3 cam bits 24, and cam chair 11 sidewall is provided with three pairs of through holes.As shown in Figure 3 and Figure 4, from cam chair front end backward, each cam bit 24 of two cams all with tubular shaft 21 axle center for benchmark, the arc curve of its outer increases clockwise gradually.The cam bit 24 of the second cam 23 is provided with groove 25 at radian maximum, the radian maximum of the cam bit 24 of all corresponding first cam 22 of groove 25 of the cam bit 24 of each second cam 23, groove 25 is r to the distance in tubular shaft 21 axle center, the cam bit 24 radian maximum of the first cam 22 is R, then r >=2R/3 to the distance in tubular shaft 21 axle center.
As shown in Figure 1 and Figure 5, tubular shaft 21 inside is coaxially set a turning axle 31, and the front end of turning axle 31 passes tubular shaft 21 front end, and is set with a retainer nut 33, and retainer nut 33 is positioned at the front end of the second cam 23, loosens for preventing tubular shaft 21.The end of turning axle 31 passes this cam chair 11 rear end, and connects one handle wheel 32 in cam chair 11 external stability, and handle wheel 32 is connected by bearing pin 34 with turning axle 31.Also be provided with pad 26 between described first cam 22 and cam chair 11 rear end inwall, pad 26 is sheathed on tubular shaft 21.Tubular shaft 21 rear end is provided with opening 27, and turning axle 31 is set with straight pin 35, and straight pin 35 is installed in opening 27 place of tubular shaft 21 rear end, so that tubular shaft 21 is relative with turning axle 31 fixing, by the rotation of handle wheel 32, tubular shaft 21 can be driven to rotate.
As shown in Fig. 1, Fig. 6 and Fig. 7, cylinder 41 length running through a cylinder 41, first cam 22 correspondence in often pair of through hole 16 of described cam chair 11 sidewall is respectively less than cylinder 41 length of the second cam 23 correspondence.Cylinder 41 passes one end of cam chair 11 outer wall for most advanced and sophisticated 42, and the one end being positioned at cavity 12 is bulb end 43.Bulb end 43 bottom of every root cylinder 41 is provided with a ring groove 44, arranges E type jump ring 45 in ring groove 44, the sheathed spring 46 of the part that every root cylinder 41 is positioned at cavity 12, and spring 46 one end is held in E type jump ring 45, and the other end is held in cam 11 inwall.Because each cylinder 41 is corresponding with the cam bit 24 of on cam, therefore when two cams rotate, cylinder 41 corresponding to each cam is along with rotation telescopic moving in through hole 16 of cam bit 41.Described cam chair 11 adopts aluminium material, and in order to increase wearing quality, be provided with wear-resisting steel bushing 15 in the through hole 16 of cam chair 11, cylinder 41 is sheathed in wear-resisting steel bushing 15, increases the service life.
As illustrated in figures 1 and 8, in actual production process, the yarn cylinder locking device of optical cable aramid yarn of the present invention is fixed on the tail end of yarn cylinder mount pad 7.During installation, be first enclosed within by the yarn cylinder 5 of aramid yarn and be equipped with in the yarn cylinder mount pad 7 of reed 6, the threaded hole 14 of cam chair 11 is secured by bolts in yarn cylinder mount pad 7 tail end.Then rotary handle wheel 32, tubular shaft 21 is driven to rotate by turning axle 31, and then band moving cam rotates, and rotated to large direction along cam bit 24 radian by little, cylinder 41 corresponding to each cam stretches out to cam chair 11 outer wall gradually along with cam bit 41 arc curve, until cam bit 24 radian maximum, in the tip 42 jacking papery yarn cylinder 5 of cylinder 41, and now, the bulb end 43 of longer cylinder 41 is stuck in the groove 25 of the cam bit 24 of the second cam 23, reach the object that machinery is locked, thus the yarn cylinder 5 of locking aramid yarn, non-loosening during yarn cylinder 5 is operated.
The present invention is not limited to above-mentioned embodiment, and for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as within protection scope of the present invention.The content be not described in detail in this instructions belongs to the known prior art of professional and technical personnel in the field.
Claims (10)
1. the yarn cylinder locking device of an optical cable aramid yarn, it is characterized in that: comprise columniform cam chair, its front end has caved inward cavity, in cavity, axially a tubular shaft is set, and tubular shaft outer cover is provided with spaced first cam and the second cam, the first cam is positioned at the rear end of the second cam; Described tubular shaft inside is coaxially set a turning axle, rotates the tip of the axis and passes this cam chair rear end, and connects one handle wheel in cam chair external stability; Described cam chair sidewall is provided with at least one pair of through hole corresponding with two cams, a cylinder is run through respectively in often pair of through hole, cylinder passes one end of cam chair outer wall for most advanced and sophisticated, and the one end being positioned at cavity is bulb end, and every root cylinder is positioned at the sheathed spring of part of cavity; Each cam is equipped with the cam bit being greater than through hole logarithm, and when two cams rotate, cylinder corresponding to each cam is along with rotation telescopic moving in through hole of cam bit.
2. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, it is characterized in that: the cam bit number of described two cams is identical, from cam chair front end backward, each cam bit of two cams all with tubular shaft axle center for benchmark, the arc curve of its outer increases clockwise gradually.
3. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 2, it is characterized in that: the cam bit of described second cam is provided with groove at radian maximum, the radian maximum of the cam bit of all corresponding first cam of groove of the cam bit of each second cam, groove is r to the distance in tubular shaft axle center, the cam bit radian maximum of the first cam is R, then r >=2R/3 to the distance in tubular shaft axle center.
4. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 3, is characterized in that: the cylinder length that described first cam is corresponding is less than cylinder length corresponding to the second cam.
5. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, is characterized in that: the front end of described second cam is provided with a retainer nut, and retainer nut is set in and stretches out on the turning axle of tubular shaft.
6. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, it is characterized in that: the bulb end bottom of described every root cylinder is provided with a ring groove, arrange E type jump ring in ring groove, the spring one end that every root cylinder cover has is held in E type jump ring, and the spring other end is held in cam chair inwall.
7. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, it is characterized in that: be provided with wear-resisting steel bushing in the through hole of described cam chair, described cylinder is sheathed in wear-resisting steel bushing.
8. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, is characterized in that: be provided with pad between described first cam and cam chair rear end inwall, pad is sheathed on tubular shaft.
9. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, is characterized in that: handle wheel and turning axle are by pinned connection, and described tubular shaft rear end is provided with opening, and rotary sleeve is equipped with straight pin, and straight pin is installed in the opening part of tubular shaft rear end.
10. the yarn cylinder locking device of optical cable aramid yarn as claimed in claim 1, is characterized in that: the sidewall of described cam chair front end has annular reducing, and reducing sidewall has threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510030525.4A CN104614826B (en) | 2015-01-21 | 2015-01-21 | A kind of tube locking device of optical cable aramid yarn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510030525.4A CN104614826B (en) | 2015-01-21 | 2015-01-21 | A kind of tube locking device of optical cable aramid yarn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104614826A true CN104614826A (en) | 2015-05-13 |
| CN104614826B CN104614826B (en) | 2017-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510030525.4A Active CN104614826B (en) | 2015-01-21 | 2015-01-21 | A kind of tube locking device of optical cable aramid yarn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104614826B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105151886A (en) * | 2015-09-16 | 2015-12-16 | 烽火通信科技股份有限公司 | Pay-off equipment of stranding cage for optical cable production and application method of pay-off equipment |
| CN109188626A (en) * | 2016-04-14 | 2019-01-11 | 杭州富通通信技术股份有限公司 | Fiber optic cable manufacture method |
| CN110642091A (en) * | 2019-09-24 | 2020-01-03 | 长飞光纤光缆股份有限公司 | Constant small-tension path direct pay-off device and method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5222184A (en) * | 1989-10-10 | 1993-06-22 | Bowthorpe-Hellermann Limited | Optical fibre splice storage tray |
| CN202512277U (en) * | 2012-03-14 | 2012-10-31 | 上海拓盈机电设备有限公司 | Optical fiber cable yarn binding device |
| CN202975409U (en) * | 2012-11-13 | 2013-06-05 | 南通昱品通信科技有限公司 | Aramid fiber yarn disc fixing device |
| CN203606543U (en) * | 2013-12-05 | 2014-05-21 | 上海隽锐光电科技有限公司 | Yarn regiment fixing device |
| CN104062730A (en) * | 2014-06-27 | 2014-09-24 | 中国电子科技集团公司第八研究所 | Double-disc concentric same-point yarn bundling device |
-
2015
- 2015-01-21 CN CN201510030525.4A patent/CN104614826B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5222184A (en) * | 1989-10-10 | 1993-06-22 | Bowthorpe-Hellermann Limited | Optical fibre splice storage tray |
| CN202512277U (en) * | 2012-03-14 | 2012-10-31 | 上海拓盈机电设备有限公司 | Optical fiber cable yarn binding device |
| CN202975409U (en) * | 2012-11-13 | 2013-06-05 | 南通昱品通信科技有限公司 | Aramid fiber yarn disc fixing device |
| CN203606543U (en) * | 2013-12-05 | 2014-05-21 | 上海隽锐光电科技有限公司 | Yarn regiment fixing device |
| CN104062730A (en) * | 2014-06-27 | 2014-09-24 | 中国电子科技集团公司第八研究所 | Double-disc concentric same-point yarn bundling device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105151886A (en) * | 2015-09-16 | 2015-12-16 | 烽火通信科技股份有限公司 | Pay-off equipment of stranding cage for optical cable production and application method of pay-off equipment |
| CN105151886B (en) * | 2015-09-16 | 2018-05-18 | 烽火通信科技股份有限公司 | A kind of pay-off equipment and its application method of optical cable production cage |
| CN109188626A (en) * | 2016-04-14 | 2019-01-11 | 杭州富通通信技术股份有限公司 | Fiber optic cable manufacture method |
| CN109188626B (en) * | 2016-04-14 | 2020-06-16 | 杭州富通通信技术股份有限公司 | Optical cable manufacturing method |
| CN110642091A (en) * | 2019-09-24 | 2020-01-03 | 长飞光纤光缆股份有限公司 | Constant small-tension path direct pay-off device and method thereof |
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| Publication number | Publication date |
|---|---|
| CN104614826B (en) | 2017-12-29 |
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