CN111268903A - Filament cutting device of optical fiber for microchannel plate - Google Patents
Filament cutting device of optical fiber for microchannel plate Download PDFInfo
- Publication number
- CN111268903A CN111268903A CN202010077399.9A CN202010077399A CN111268903A CN 111268903 A CN111268903 A CN 111268903A CN 202010077399 A CN202010077399 A CN 202010077399A CN 111268903 A CN111268903 A CN 111268903A
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- Prior art keywords
- optical fiber
- wire
- hole
- slicing
- dust suction
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- 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
- C03B37/10—Non-chemical treatment
- C03B37/16—Cutting or severing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- 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)
- Laser Beam Processing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
The invention discloses a filament cutting device of an optical fiber for a microchannel plate, which comprises a filament cutting box, a dust removal assembly and a static removing system, wherein the dust removal assembly consists of a vacuum pump, a filter, a stainless steel corrugated pipe and a vacuum valve.
Description
Technical Field
The invention relates to the field of micro-channel plate optical fiber processing, in particular to an optical fiber shredding device.
Background
Currently, optical fiber drawing is to heat and soften a large-diameter glass optical fiber or an optical fiber combination rod and then draw the glass optical fiber or the optical fiber combination rod into a small-diameter optical fiber. According to the manufacturing process of the microchannel plate, the optical fiber filament needs to be cut into optical fiber filaments with certain lengths in the continuous drawing process. An optical fiber filament cutting device is a mechanism for cutting an optical fiber filament into a certain length of optical fiber filament in a continuous drawing process. The dust removal and static electricity removal performance of the optical fiber drawing and cutting device is an important factor influencing the surface quality of optical fiber drawing, and the surface quality of optical fiber drawing directly influences the proportion of black spot defects of a microchannel plate.
The traditional optical fiber shredding device is mainly simply connected with a shredding box through a shredding knife, and an ion fan is arranged below the shredding box. A large amount of static electricity is generated on the surface of the filament after passing through the filament drawing wheel, the static electricity is increased again after passing through the nylon filament guiding bowl, the filament enters the filament cutting box at the moment, and the static electricity on the surface of the filament adsorbs fine dust generated during filament cutting. At the moment, although the ion fan below the wire cutting box can blow dust particles falling from the wire cutting box away from the wire receiving area, the dust removal effect on the wire is weak, and the surface quality of optical fiber drawing is difficult to ensure by the traditional optical fiber drawing and wire cutting mechanism.
Disclosure of Invention
In order to solve the problems, the invention provides an optical fiber filament cutting device which improves the drawing quality by adding the functions of dust removal and static electricity removal.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a filament cutting device of an optical fiber for a microchannel plate comprises a filament cutting box, and a tool rest, a dust suction assembly and a static electricity removing assembly which are arranged in the filament cutting box, wherein:
the knife rest is of a transverse Y-shaped structure, and a shredding knife is arranged on the inner side surface of the opening part of the knife rest;
the top of the shredding box is provided with a wire inlet hole, the bottom of the shredding box is provided with a wire outlet hole, and the wire outlet hole and the wire inlet hole are oppositely arranged; a guide wire bowl is tightly pressed and inserted into the wire inlet hole;
the dust suction assembly is provided with a dust suction channel which is transversely arranged below the opening part of the tool rest and is provided with a wire guide hole for allowing the optical fiber to pass through, and the wire guide hole is arranged at the connecting line position of the wire outlet hole and the wire inlet hole;
a dust suction hole is formed in the dust suction channel along the longitudinal direction, the inner side end of the dust suction hole is provided with the static electricity removing assembly, the outer side end of the dust suction hole is communicated with a flange fixed on the outer part of the shredding box, and a vacuum pump of the dust suction assembly is arranged on the outer part of the shredding box and used for sucking air through the vacuum pump;
the static electricity removing assembly comprises an ion generator which is arranged at the end part of the inner side of the dust suction hole, negative pressure is formed when the vacuum pump works, positive and negative ions generated by the ion generator are sucked into the dust suction hole, and static electricity is removed from the passing optical fiber
As a further improvement of the technical scheme, the tobacco shred cutting machine further comprises a dust removal assembly, wherein the dust removal assembly is composed of a vacuum pump, a filter, a stainless steel corrugated pipe and a vacuum valve and is connected with the shred cutting box through a flange, the vacuum valve is arranged on the connecting flange, the filter is arranged on the vacuum pump, and the vacuum valve is connected with the filter through the stainless steel corrugated pipe.
As a further improvement of the technical scheme, the guide wire bowl is provided with a rubber lining.
The invention has the beneficial effects that: according to the filament cutting device, the structural design of the filament cutting box is optimized, the dust removal assembly and the static removing system are arranged, the positive and negative ion air flow generated by the ion generator during filament cutting neutralizes the static electricity on the surface of the filament, the adsorption of dust is reduced, the vacuum pump works to suck away the dust generated during filament cutting through the dust suction channel, the disturbance of the filament is observed through the visual window, and the proper drawing speed is adjusted according to the requirement.
Drawings
FIG. 1 is a schematic view showing the internal structure of the filament cutter of the present invention.
FIG. 2 is a schematic view showing the structure of the box body of the filament cutting box of the filament cutting device according to the present invention.
Detailed Description
In order to better understand the technical content of the present invention, specific embodiments are described below with reference to the accompanying drawings.
In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any one implementation. In addition, some aspects of the present disclosure may be used alone, or in any suitable combination with other aspects of the present disclosure.
Referring to fig. 1 and 2, the optical fiber filament cutting device for a microchannel plate according to an embodiment of the present invention includes a filament cutting box 1, and a blade holder 11, a dust suction assembly, and a static electricity removing assembly disposed in the filament cutting box.
The knife holder 11 is a horizontal Y-shaped structure, and the inner side surface of the opening part is provided with a shredding knife.
The top of the cutting box 1 is provided with a wire inlet hole 12, the bottom is provided with a wire outlet hole (not shown), and the wire outlet hole and the wire inlet hole are oppositely arranged; a guide wire bowl 5 is inserted into the wire inlet hole 12 in a pressing manner.
The dust suction assembly has a dust suction passage 3 disposed transversely below the opening portion of the blade holder, and the dust suction passage has a guide hole 4 for allowing the optical fiber to pass therethrough, the guide hole 4 being disposed at a connecting position of the thread outlet hole and the thread inlet hole.
The inside of dust absorption passageway 3 forms the dust absorption hole along lengthwise direction, and the medial extremity in dust absorption hole sets up destaticizing subassembly, and the outside end communicates with the flange 10 of fixing in the outside of box of shredding, and dust absorption subassembly's vacuum pump setting is in the box outside of shredding, draws air through the vacuum pump and carries out the dust absorption.
The static electricity removing assembly comprises an ion generator 9, the ion generator 9 is arranged at the end part of the inner side of the dust suction hole, negative pressure is formed when the vacuum pump works, positive ions and negative ions generated by the ion generator are sucked into the dust suction hole, and static electricity is removed from the passing optical fiber.
It will be appreciated that the ionizer 9 is connected to a high voltage power supply for powering the ionizer.
As shown in FIG. 2, the side of the box, preferably in front of the blade holder, is also provided with a transparent viewing window 9. More optionally, the observation window is a transparent thin-walled plate made of organic glass. Thus, the position of the optical fiber relative to the filament cutter can be observed, and the proper drawing speed is selected to ensure that the optical fiber does not touch the filament cutter.
Preferably, be provided with rubber lining in the seal wire bowl 5 for the silk and the striking of seal wire bowl when buffering shredding avoid the damage of optic fibre silk.
During wire drawing, the wire guide bowl is inserted into a wire inlet hole of the wire cutting box to form an inlet channel for optical fiber; the thread guide hole of the dust collection channel and the thread outlet hole of the thread cutting box form an outlet channel of the optical fiber thread. The fiber optic filaments enter the filament cutting box through the filament guiding bowl, when the static electricity removing system removes static electricity on the surfaces of the filaments and cuts the filaments, dust particles are generated, the dust removing assembly sucks away fine dust, and the surface quality of the filaments is guaranteed.
In an optional example, the dust removal assembly is composed of a vacuum pump, a filter, a stainless steel corrugated pipe and a vacuum valve, and is connected with the shredding box through a flange. Preferably, a vacuum valve is provided at the flange for adjusting the vacuum suction draw rate, for example, a suitable draw rate may be selected for fiber optic filaments of different filament diameters. The vacuum valve is connected with the filter through a stainless steel corrugated pipe, and the filter is arranged on the vacuum pump.
Further, as a preferred embodiment, the filament cutting device provided by the invention needs to be sealed except for the filament inlet and outlet holes so as to ensure the dust removal effect.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (8)
1. The utility model provides a filament cutter of optic fibre for microchannel plate which characterized in that, includes the filament cutting box and sets up knife rest, dust absorption subassembly and destaticizing subassembly in the filament cutting box, wherein:
the knife rest is of a transverse Y-shaped structure, and a shredding knife is arranged on the inner side surface of the opening part of the knife rest;
the top of the shredding box is provided with a wire inlet hole, the bottom of the shredding box is provided with a wire outlet hole, and the wire outlet hole and the wire inlet hole are oppositely arranged; a guide wire bowl is tightly pressed and inserted into the wire inlet hole;
the dust suction assembly is provided with a dust suction channel which is transversely arranged below the opening part of the tool rest and is provided with a wire guide hole for allowing the optical fiber to pass through, and the wire guide hole is arranged at the connecting line position of the wire outlet hole and the wire inlet hole;
a dust suction hole is formed in the dust suction channel along the longitudinal direction, the inner side end of the dust suction hole is provided with the static electricity removing assembly, the outer side end of the dust suction hole is communicated with a flange fixed on the outer part of the shredding box, and a vacuum pump of the dust suction assembly is arranged on the outer part of the shredding box and used for sucking air through the vacuum pump;
the static electricity removing assembly comprises an ion generator, the ion generator is arranged at the end part of the inner side of the dust suction hole, negative pressure is formed when the vacuum pump works, positive and negative ions generated by the ion generator are sucked into the dust suction hole, and static electricity is removed from the passing optical fiber.
2. The device for slicing an optical fiber for a microchannel plate as set forth in claim 1, wherein the slicing case is further provided with a transparent viewing window.
3. The device for slicing an optical fiber for a microchannel plate according to claim 2, wherein the observation window is a transparent thin-walled plate made of organic glass.
4. The device for slicing an optical fiber for a microchannel plate as set forth in claim 1, wherein a rubber liner is provided in the wire guide bowl to cushion the wire from colliding with the wire guide bowl during slicing.
5. The device for slicing an optical fiber for a microchannel plate according to claim 1, wherein the guide wire bowl is inserted into a wire inlet hole of the slicing case to form an inlet passage for the optical fiber; the thread guide hole of the dust collection channel and the thread outlet hole of the thread cutting box form an outlet channel of the optical fiber thread.
6. The device for slicing an optical fiber for a microchannel plate as set forth in claim 1, wherein the optical fiber is fed from the fiber feeding bowl into the slicing case, and the electrostatic eliminating system eliminates and slices static electricity on the surface of the fiber to generate dust particles, and the dust particles are sucked away by the dust removing unit.
7. A filament cutting device for an optical fiber for a microchannel plate according to claim 1, wherein a vacuum valve is provided at a position of a flange on an outside of the filament cutting box to adjust a pumping speed of vacuum cleaning.
8. The device for slicing an optical fiber for a microchannel plate according to claim 7, wherein the vacuum valve is connected to a filter provided in a vacuum pump through a stainless steel bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077399.9A CN111268903B (en) | 2020-01-29 | 2020-01-29 | Filament cutting device of optical fiber for microchannel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077399.9A CN111268903B (en) | 2020-01-29 | 2020-01-29 | Filament cutting device of optical fiber for microchannel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111268903A true CN111268903A (en) | 2020-06-12 |
| CN111268903B CN111268903B (en) | 2022-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010077399.9A Active CN111268903B (en) | 2020-01-29 | 2020-01-29 | Filament cutting device of optical fiber for microchannel plate |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4103482A1 (en) * | 1991-02-06 | 1992-08-13 | Oberspree Habelwerk Gmbh | Glass fibre cutter - holds fibres without torsion twist for clean cutting to give optic fibre light waveguide lengths |
| CN1098387A (en) * | 1993-08-02 | 1995-02-08 | 国家建筑材料工业局南京玻璃纤维研究设计院 | Pulling and cutting device of glass optical waveguide fibre for transmission of image beam |
| CN201579235U (en) * | 2009-12-31 | 2010-09-15 | 杭州千盟光电科技有限公司 | Dust collector during pulling process of glass fibre of micro channel board |
| CN102557426A (en) * | 2012-03-07 | 2012-07-11 | 中天科技光纤有限公司 | Optical fiber purifying device and optical fiber purifying method |
| CN108008483A (en) * | 2017-11-30 | 2018-05-08 | 成都美美通信技术有限公司 | Headend equipment for fused fiber splice work |
| CN207839564U (en) * | 2018-05-24 | 2018-09-11 | 北京铂阳顶荣光伏科技有限公司 | Dust hood and destatic dust exhaust apparatus |
-
2020
- 2020-01-29 CN CN202010077399.9A patent/CN111268903B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4103482A1 (en) * | 1991-02-06 | 1992-08-13 | Oberspree Habelwerk Gmbh | Glass fibre cutter - holds fibres without torsion twist for clean cutting to give optic fibre light waveguide lengths |
| CN1098387A (en) * | 1993-08-02 | 1995-02-08 | 国家建筑材料工业局南京玻璃纤维研究设计院 | Pulling and cutting device of glass optical waveguide fibre for transmission of image beam |
| CN201579235U (en) * | 2009-12-31 | 2010-09-15 | 杭州千盟光电科技有限公司 | Dust collector during pulling process of glass fibre of micro channel board |
| CN102557426A (en) * | 2012-03-07 | 2012-07-11 | 中天科技光纤有限公司 | Optical fiber purifying device and optical fiber purifying method |
| CN108008483A (en) * | 2017-11-30 | 2018-05-08 | 成都美美通信技术有限公司 | Headend equipment for fused fiber splice work |
| CN207839564U (en) * | 2018-05-24 | 2018-09-11 | 北京铂阳顶荣光伏科技有限公司 | Dust hood and destatic dust exhaust apparatus |
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| Publication number | Publication date |
|---|---|
| CN111268903B (en) | 2022-08-16 |
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