CN109095766A - A kind of preform collet - Google Patents
A kind of preform collet Download PDFInfo
- Publication number
- CN109095766A CN109095766A CN201811252111.6A CN201811252111A CN109095766A CN 109095766 A CN109095766 A CN 109095766A CN 201811252111 A CN201811252111 A CN 201811252111A CN 109095766 A CN109095766 A CN 109095766A
- Authority
- CN
- China
- Prior art keywords
- preform
- connector
- clamping element
- hole
- lobe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000006978 adaptation Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012681 fiber drawing Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of preform collets, including prefabricated rods fixing seat, radiating piece and connector, the prefabricated rods fixing seat includes clamping element and folding bushing, and folding sleeve outer surface is bonded with clamping element inner surface, and folding sleeve inner surface is fitted and connected with preform outer surface;The upper end of clamping element and the lower thread of radiating piece connect, and the upper end of radiating piece and the lower thread of connector connect, and the upper end of connector is for connecting scroll chuck.The application can separately carry out the clamping of preform with two steps are loaded, and reduce the labor intensity of worker, improve technological level;Solve scroll chuck formula method be not easy to control dynamics, the difficult easily blocking of heat dissipation, it is inconvenient the problems such as.
Description
Technical field
The present invention relates to optic fibre manufacturing technology fields, and in particular to a kind of preform collet.
Background technique
The collet of fiber drawing tower clamping prefabricated rods is mostly scroll chuck formula, is not easy to control clamping using scroll chuck clamping
Dynamics, and clamping end heat dissipation is difficult, lubricant environment is severe, is easy to happen and coheres blocking, needs periodically to be dismantled, refueled etc. dimension
Nurse makees, and is inconvenient.And due to wire drawing tower height degree usually be above 10 meters, using scroll chuck wire clamp stick form,
Operator need to go up station and carry out operation, and operation difficulty is big, take off from hand due to easily occurring prefabricated rods when gravity center instability presss from both sides stick
The phenomenon that falling.
Chinese patent CN204644157U discloses a kind of preform cartridge device, including connects with stick feed mechanism is sent
The upper plate connect, and a pair of opposing side plate connecting with upper plate bottom surface, there are accommodate prefabricated Y-bar quartz Y handle among side plate
Space, side plate is equipped with 2 device to hole, and every a pair of holes matches a pin rod, and pin rod passes through hole and prefabricated rods stone pairs of on side plate
Corresponding pin hole, slings prefabricated rods on English handle;Side plate lower part is equipped with the forcer device of clamping, and forcer device is hung in prefabricated rods
Prefabricated Y-bar quartz Y handle is withstood after rising.The device fixes preform by two bearing pins and safety plug, and passes through side
Face top headstock adjusts centering, and this method is more demanding to prefabricated rods, needs to beat spacing hole in prefabricated rods, be easy to cause and split stick,
It is especially embodied in thinner take over the baton, falling off for prefabricated rods can be caused if serious, damage wire-drawer-tower, and have certain safety hidden
Suffer from, processing cost is also relatively high with operation difficulty.
Summary of the invention
The present invention provides a kind of preform collet, adopts a split structure, and the clamping of prefabricated rods is divided into loading
Two steps carry out, and easy to operate, good heat dissipation is not susceptible to cohere blocking the quick load, it can be achieved that preform.
The technical solution adopted by the present invention is that:
A kind of preform collet, including prefabricated rods fixing seat, radiating piece and connector, the prefabricated rods fixing seat packet
Clamping element and folding bushing are included, folding sleeve outer surface is bonded with clamping element inner surface, opens and closes sleeve inner surface and optical fiber prefabricating
Stick outer surface is fitted and connected;The upper end of clamping element and the lower thread of radiating piece connect, under the upper end and connector of radiating piece
End is threadedly coupled, and the upper end of connector is for connecting scroll chuck.
Further, the clamping element includes dynamic lobe and clamp valve, moves lobe and clamp valve by rotation axis connection, moves
Lobe can realize opening and closing movement around rotary shaft;After dynamic lobe and clamp valve closure, central part forms a cylindrical hole, the cylindrical hole
It is adapted to the outer surface of folding bushing;Clamp valve side is equipped with threaded hole, moves lobe side and is equipped with stepped hole, the two can pass through spiral shell
Bolt closure.Dynamic lobe and the design of clamp valve cooperation facilitate the clamping of preform to operate, and work efficiency is high for clamping.Folding lining
The design of set can make the application adapt to the clamping of the smaller preform of diameter, be fitted by replacing various sizes of folding bushing
The prefabricated rods of different-diameter are answered, applicability is higher.
Further, the outer surface of the dynamic lobe and clamp valve is equipped with radiating fin.The design of radiating fin can dissipate
The high temperature of clamping end is sent out, improves lubrication, clamping element is made to be not easy to cohere blocking with preform.
Further, the folding bushing is made of the annular tile pairings of two pieces of fans, when two blocks of tiles are close together its
There are the gaps of 1~2mm for side;The internal diameter of folding bushing is adapted to preform, and outer diameter is adapted to clamping element.Dissection type lining
Analysis of Nested Design facilitates the clamping of preform, and preset clearance is further to clamp preform using the deflection of bushing.
Preform falls off in order to prevent, and further, the inner surface of the folding bushing is equipped with non-slip groove.
Further, the radiating piece includes heat-dissipating pipe and attaching nut;Heat-dissipating pipe is stepped cylinder body, the center portion thereof
It is axially arranged with through-hole, the periphery of upper end projects radially outwardly to form limited step, and lower end is equipped with threaded joints, middle section side wall
Radial direction opens up several thermal vias;Attaching nut is set in the upper end of heat-dissipating pipe, is positioned by limited step, attaching nut with connect
Part adaptation.Nut connection disassembling is convenient and is easier to centering, and heat-dissipating pipe is for distributing clamping end high temperature.
Further, the connector is stepped cylinder body, and the center portion thereof is axially arranged with through-hole;The upper end of connector is set
There is scroll chuck interconnecting piece, the outer surface of scroll chuck interconnecting piece is equipped with non-slip groove;The lower end of connector is equipped with threaded joints,
The outer surface of threaded joints is equipped with external screw thread, and external screw thread is adapted to the internal screw thread of attaching nut.Be threadedly coupled convenient disassembly and
It is easier to centering.
Beneficial effects of the present invention: compared with prior art, the application can be by the clamping of preform and loading two
Step separately carries out, and reduces the labor intensity of worker, improves mounting process level.Present application addresses scroll chuck formula methods
Be not easy to control dynamics, the difficult easily blocking of heat dissipation, it is inconvenient the problems such as.The overall heat dissipation effect of the application is good, unlubricated requirement,
It is versatile, it is suitable for most domestic fiber drawing towers.
Detailed description of the invention
Fig. 1 is the overall structure diagram for showing the collet of first embodiment.
Fig. 2 is the structural schematic diagram for showing the collet fixing piece of first embodiment.
Fig. 3 is the structural schematic diagram for showing the collet radiating piece of first embodiment, and Fig. 3 is assembling figure.
Fig. 4 is the structural schematic diagram for showing the collet radiating piece of first embodiment, and Fig. 4 is the exploded view of Fig. 3.
Fig. 5 is the structural schematic diagram for showing the collet connector of first embodiment.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing and a kind of preferred reality
Mode is applied technical solution of the present invention is clearly and completely described.
Embodiment 1
Refering to fig. 1, preform collet, including prefabricated rods fixing seat 2, radiating piece 3 and connector 4.Fixing seat 2 it is upper
End is connect by screw thread with the lower end of radiating piece 3, and the upper end of radiating piece 3 is connect by screw thread with the lower end of connector 4.Connector
4 upper end can quick-clamping on scroll chuck, preform 1 is clamped in fixing seat 2.
Referring to Fig.2, prefabricated rods fixing seat 2 includes clamping element 201 and folding bushing 202.
Clamping element 201 is in hollow cylindrical, is made of dynamic lobe 2011 and clamp valve 2012.The upper end of clamp valve 2012 is set
There is radiating piece interconnecting piece 20121, radiating piece interconnecting piece 20121 is in flattened cylindrical shape, and the center portion thereof is axially arranged with tapped through hole;It is fixed
The lower end of lobe 2012 is equipped with clamping section 20122, and clamping section 20122 is in semi-cylindrical, the upper end of clamping section 20122 and interconnecting piece
20121 downside connection.The central part of clamping section 20122 is axially arranged with semicylindrical opening, and the inner surface of semicylindrical opening is equipped with half
The outer surface of circular ring shape locating slot, clamp valve 2012 is equipped with radiating fin 201221, and radiating fin 201221 can pass through welding
Mode ring is located on clamp valve.The side of clamping section 20122 is equipped with groove, and groove side opening has bottom, upper bottom surface pair up and down
It should be equipped with connection through-hole, connection through-hole is adapted to a rotary shaft 203;The side wall of the other side of clamping section 20122 is equipped with screw thread
Counterbore 201222.Dynamic lobe 2011 is in semi-cylindrical, and the center portion thereof is axially arranged with semicylindrical opening, and semicylindrical opening inner surface is equipped with half
Circular ring shape locating slot, the outer surface for moving lobe 2011 are equipped with radiating fin 20112, and radiating fin 20112 can pass through the side of welding
Formula ring is located on dynamic lobe.The one side of dynamic lobe 2011 is equipped with protrusion, and protrusion is adapted to groove;The central axial of protrusion is set
There is connection through-hole, connection through-hole is adapted to rotary shaft 203;The other side of dynamic lobe 2011 is equipped with step through-hole 20111.Dynamic lobe
2011 and clamp valve 2012 when connecting, the protrusion of dynamic lobe 2011 is fastened in the groove of clamp valve clamping section 20122, two connections
Through-hole is connected to dynamic lobe 2011 by rotary shaft 203 to rotary shaft 203, clamp valve 2012 just, is worn in connection through-hole
Together, opening and closing movement can be realized around rotary shaft by moving lobe 2011, and after moving lobe and clamp valve closure, it is one that two halves cylindrical hole, which closes up,
Cylindrical hole, the cylindrical hole are adapted to the outer surface of folding bushing 202, and two semicircular annular positioning groove closes up for an annular positioning groove.
Clamp valve 2012 and dynamic lobe 2011 can be fastened by wearing bolt in step through-hole 20111 and screw-threaded counterbore 201222.
Folding bushing 202 is made of two pieces of fans annular tile pairings, when two blocks of tiles are close together one side there are 1~
The gap of 2mm.The inner surface for opening and closing bushing 202 is equipped with non-slip groove.Internal diameter and the preform diameter for opening and closing bushing 202 are suitable
Match, outer diameter is adapted to the cylindrical hole of clamping element 201.The outer surface for opening and closing bushing 202 is equipped with annular convex platform, annular convex platform and clamping
The annular positioning groove of part 201 is adapted to.
Refering to Fig. 3, radiating piece 3 includes heat-dissipating pipe 301 and attaching nut 302.Heat-dissipating pipe 301 is stepped cylinder body,
Central part is axially arranged with through-hole, and the periphery of upper end projects radially outwardly to form limited step 3012, and lower end, which is equipped with, to be threadedly coupled
Portion 3011, middle section side wall radially open up several thermal vias 3013.The radiating piece interconnecting piece 20121 of threaded joints and clamping element
Tapped through hole adaptation.Attaching nut 302 is set in the upper end of heat-dissipating pipe 301, is positioned by limited step 3012, attaching nut
302 are adapted to connector 4.
Refering to Fig. 4, connector 4 is stepped cylinder body, and the center portion thereof is axially arranged with through-hole.The upper end of connector 4 is equipped with
The outer surface of scroll chuck interconnecting piece 401, scroll chuck interconnecting piece 401 is equipped with non-slip groove;The lower end of connector 4 connects equipped with screw thread
The upper end of socket part 402, threaded joints 402 is connected with the downside of scroll chuck interconnecting piece 401, threaded joints 402
Diameter is greater than the diameter of scroll chuck interconnecting piece 401, and the outer surfaces of threaded joints 402 is equipped with external screw thread, external screw thread with connect
Nut 302 is adapted to.
In use, connector 4 is fixed in the scroll chuck on fiber drawing tower first;
Radiating piece 3 and clamping element 201 are together by a threaded connection, it is suitable to be selected according to the diameter of preform
Bushing is opened and closed, clamping element 201 is opened, by a piece of cylindrical hole for being placed in clamping element 201 of selected folding bushing 202, and by
Annular positioning groove positioning;Prefabricated stick handle is put into folding bushing 202, another bushing is placed, closes up clamping element 201, and
With torque spanner screwing bolts, clamping step is completed;
After clamping preform, radiating piece 3 and prefabricated rods fixing seat 2 are tightened on horizontal table;Horizontal work
Make the device on platform to be connected in connector 4, completes to load step.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Those skilled in the art should
Understand, modifies to technical solution of the present invention or replace on an equal basis, without departure from the spirit of technical solution of the present invention
And range, it should all be included within the scope of protection of the present invention.
Not doing the part illustrated in above instructions is the prior art, or has both been able to achieve by the prior art.
Claims (7)
1. a kind of preform collet, including prefabricated rods fixing seat, radiating piece and connector, which is characterized in that described prefabricated
Stick fixing seat includes clamping element and folding bushing, and folding sleeve outer surface is bonded with clamping element inner surface, opens and closes sleeve inner surface
It is fitted and connected with preform outer surface;The lower thread of the upper end of clamping element and radiating piece connects, the upper end of radiating piece with
The lower thread of connector connects, and the upper end of connector is for connecting scroll chuck.
2. preform collet according to claim 1, which is characterized in that the clamping element includes dynamic lobe and clamp
Valve moves lobe and clamp valve by rotation axis connection, and dynamic lobe can realize opening and closing movement around rotary shaft;Dynamic lobe is closed with clamp valve
After conjunction, central part forms a cylindrical hole, and the cylindrical hole is adapted to the outer surface of folding bushing;Clamp valve side is equipped with screw thread
Hole moves lobe side and is equipped with stepped hole, and the two can be closed by bolt.
3. preform collet according to claim 2, which is characterized in that the outer surface of the dynamic lobe and clamp valve
It is equipped with radiating fin.
4. preform collet according to claim 1, which is characterized in that the folding bushing is by two pieces of fan annulars watt
Piece pairing is constituted, and there are the gaps of 1~2mm for one side when two blocks of tiles are close together;Open and close the internal diameter and predispersed fiber of bushing
Stick adaptation processed, outer diameter are adapted to clamping element.
5. preform collet according to claim 1, which is characterized in that the inner surface of the folding bushing is equipped with anti-
Sliding slot.
6. preform collet according to claim 1, which is characterized in that the radiating piece includes heat-dissipating pipe and connection
Nut;Heat-dissipating pipe is stepped cylinder body, and the center portion thereof is axially arranged with through-hole, and the periphery of upper end projects radially outwardly to form limit
Position step, lower end are equipped with threaded joints, and middle section side wall radially opens up several thermal vias;Attaching nut is set in heat-dissipating pipe
Upper end is positioned by limited step, and attaching nut is adapted to connector.
7. preform collet according to claim 1, which is characterized in that the connector is stepped cylinder body,
The center portion thereof is axially arranged with through-hole;The upper end of connector is equipped with scroll chuck interconnecting piece, and the outer surface of scroll chuck interconnecting piece is set
There is non-slip groove;The lower end of connector is equipped with threaded joints, and the outer surfaces of threaded joints is equipped with external screw thread, external screw thread with connect
The internal screw thread of nut is adapted to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811252111.6A CN109095766B (en) | 2018-10-25 | 2018-10-25 | Optical fiber preform chuck |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811252111.6A CN109095766B (en) | 2018-10-25 | 2018-10-25 | Optical fiber preform chuck |
Publications (2)
Publication Number | Publication Date |
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CN109095766A true CN109095766A (en) | 2018-12-28 |
CN109095766B CN109095766B (en) | 2023-11-14 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811252111.6A Active CN109095766B (en) | 2018-10-25 | 2018-10-25 | Optical fiber preform chuck |
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CN (1) | CN109095766B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110790502A (en) * | 2019-12-18 | 2020-02-14 | 青海中利光纤技术有限公司 | Optical fiber perform sintering jib clamping device |
CN115430853A (en) * | 2022-10-28 | 2022-12-06 | 广东希普斯科技有限公司 | Inner-cooling type multifunctional ultrahigh precision chuck |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2764883Y (en) * | 2005-01-19 | 2006-03-15 | 梅学宏 | Clip connection type rotatable door-plate connector |
CN204644157U (en) * | 2015-05-13 | 2015-09-16 | 深圳特发信息光纤有限公司 | A kind of fiber drawing tower prefabricated bar holding |
CN107777871A (en) * | 2017-11-28 | 2018-03-09 | 长飞光纤潜江有限公司 | A kind of automatic centering glass bar clamping device |
CN209113751U (en) * | 2018-10-25 | 2019-07-16 | 南京春辉科技实业有限公司 | A kind of preform collet |
-
2018
- 2018-10-25 CN CN201811252111.6A patent/CN109095766B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2764883Y (en) * | 2005-01-19 | 2006-03-15 | 梅学宏 | Clip connection type rotatable door-plate connector |
CN204644157U (en) * | 2015-05-13 | 2015-09-16 | 深圳特发信息光纤有限公司 | A kind of fiber drawing tower prefabricated bar holding |
CN107777871A (en) * | 2017-11-28 | 2018-03-09 | 长飞光纤潜江有限公司 | A kind of automatic centering glass bar clamping device |
CN209113751U (en) * | 2018-10-25 | 2019-07-16 | 南京春辉科技实业有限公司 | A kind of preform collet |
Non-Patent Citations (1)
Title |
---|
杨耀东等主编: "《液压与气动技术》", 北京理工大学出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110790502A (en) * | 2019-12-18 | 2020-02-14 | 青海中利光纤技术有限公司 | Optical fiber perform sintering jib clamping device |
CN115430853A (en) * | 2022-10-28 | 2022-12-06 | 广东希普斯科技有限公司 | Inner-cooling type multifunctional ultrahigh precision chuck |
Also Published As
Publication number | Publication date |
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CN109095766B (en) | 2023-11-14 |
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