CN108059337A - A kind of preform pick device and pick-up method for pickling process - Google Patents
A kind of preform pick device and pick-up method for pickling process Download PDFInfo
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- CN108059337A CN108059337A CN201711406143.2A CN201711406143A CN108059337A CN 108059337 A CN108059337 A CN 108059337A CN 201711406143 A CN201711406143 A CN 201711406143A CN 108059337 A CN108059337 A CN 108059337A
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- sucker
- prefabricated rods
- pick device
- nozzle
- preform
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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
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General 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)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
The invention discloses a kind of preform pick devices and pick-up method for pickling process, belong to optical fiber production manufacturing field.The pick device includes sucker, nozzle, bearing frame, and the pickup face of the bearing frame is semi-cylindrical cambered surface, and the sucker and nozzle are uniformly distributed on the axis direction of the semi-cylindrical cambered surface；In the semi-cylindrical cambered surface in the radial direction, multigroup sucker is arranged in fan-shaped.The present invention can be used in the carrying of different size preform in pickling process.
Description
Technical field
The invention belongs to optical fiber production manufacturing field, be related to a kind of preform pick device for pickling process and
Pick-up method.
Background technology
Preform needs to be put into pickling machine before wire drawing, erosion removal surface and oil contaminant and defect.All it is at present people
Prefabricated rods are carried in pickling machine and carry out bite by work.From the perspective of protection carrying personnel and the reduction amount of labour, acid
It is later trend to wash in process and use automated handling.And the automation that prefabricated rods are carried is realized in pickling process, end
The design of end fixture is a difficult point, and there are following difficulties：
1) prefabricated rods are there are many specification, and outer diameter difference is larger, and fixture needs that the prefabricated rods of different size can be picked up；
2) size of descaling bath is generally all narrow, and prefabricated rods are closely placed in descaling bath, due to size
Limitation, the common fixture for embracing formula of grabbing are difficult to pick up prefabricated rods in the case where meeting intensity；
3) after prefabricated rods pickling, total surface can remain the acid solution of some low concentrations, and fixture is wanted being capable of hydrofluoric acid resistant and nitric acid
Corrosion；
4) after prefabricated rods pickling, surface cannot be polluted again, this has the material with prefabricated rods contact site on fixture
Strictly require.
The content of the invention
The present invention provides a kind of preform pick devices and pick-up method for pickling process, can be used in acid
Wash the carrying of different size preform in process.
The technical solution adopted by the present invention is as follows：
A kind of preform pick device for pickling process, including sucker, nozzle, bearing frame, the bearing frame
Pickup face for semi-cylindrical cambered surface, the sucker and nozzle are uniformly distributed on the axis direction of the semi-cylindrical cambered surface；
In the semi-cylindrical cambered surface in the radial direction, multigroup sucker is arranged in fan-shaped.
Wherein, the nozzle is arranged in the middle separated time of the semi-cylindrical cambered surface.
Wherein, the sucker is ripple sucker, and the ripple sucker is mounted on one end of sucker base, the sucker base
The other end be air pipe interface for connecting vacuum generator.
Wherein, the sucker is made using acidproof high-purity polymerizable material.
Wherein, sucker is controlled by individual gas circuit described in every group.
Wherein, the nozzle is in horn-like that one end of the nozzle is jet port, and the other end of the nozzle connects for gas circuit
Head is used to connect compressed air line.
A kind of pick-up method using the preform pick device for pickling process described above,
Prefabricated rods are transported to from rack in pickling machine and carry out pickling：
Step S1：Pick device is moved to above prefabricated rods, opens nozzle purging prefabricated rods surface dirt sundries；
Step S2：Nozzle is closed, pick device drops to prefabricated rods position, and sucker is opened, and sucks prefabricated rods；
Step S3：Pick device lifts prefabricated rods and is carried on descaling bath stent, and sucker is closed, and is picked up after unloading prefabricated rods
Device is taken to remove.
A kind of pick-up method using the preform pick device for pickling process described above,
Storage site is transported to from pickling machine after prefabricated rods pickling：
Step S1：Pick device is moved to above prefabricated rods, opens nozzle purging prefabricated rods remained on surface acid solution；
Step S2：Nozzle is closed, and pick device drops to prefabricated rods position, and sucker is opened, and sucks prefabricated rods；
Step S3：Pick device lifts prefabricated rods and is transported on storage stent, and sucker is closed, and is picked up after unloading prefabricated rods
Device is removed.
The advantages of this pick device, has：
1) there are a series of suckers into sector arrangement on pick device, the size of prefabricated rods is bigger, and work is participated on device
Sucker it is more, it can be ensured that enough suction can be provided for the prefabricated rods of various specifications, suitable for the prefabricated of various sizes
Stick；
2) due to being ripple sucker, there are flexible ripple fold on ripple sucker, the larger curved surface of camber is drawn
Shi Buhui gas leakage, and with the effect of buffering.When pick device sucks prefabricated rods and is lifted up, the ripple fold meeting of sucker
Gradually elongation, until prefabricated rods leave pickling machine support；When pick device places prefabricated rods on stent, contacted from stent prefabricated
Stick starts, and recovery can be gradually shortened in the ripple fold of sucker from elongated condition, and support force is gradually increased during this.
Since ripple sucker plays the role of spring buffer, the impact force that stent is subject to during unloading is very small, therefore, sucker with
It is flexible connection (being equivalent to a spring) between bar, small, the power that stent is born is impacted to stent in descaling bath when unloading
It is gradually increased；
3) gas path joint of nozzle is connected with compressed air line.Port solenoid valve is opened, the compressed air of dried and clean
It can be sprayed from nozzle, first the acid solution on prefabricated rods surface or pure water can be blown clean before pickup, prevented in the handling process
It falls on the ground；
4) the clean surface requirement of prefabricated rods is very high after pickling, can be to follow-up wire-drawing process if surface is contaminated
Optical fiber quality impacts.After prefabricated rods pickling is complete, pick device needs are drawn off, and multigroup sucker can be with prefabricated rods table at this time
Face contacts.Common sucker can add some chemical assistants (such as releasing agent) in process of production, as using common material
Sucker can leave micro in suction process but be enough the chemical trace for influencing optical fiber quality in prefabricated rods, and whole device only has
The sucker of high-purity polymerizable material is contacted with prefabricated rods, and the possibility of pollution is small.
Description of the drawings
Fig. 1 is a kind of side view of preform pick device for pickling process provided by the invention.
Fig. 2 is a kind of sectional view of preform pick device for pickling process provided by the invention.
Fig. 3 is a kind of sectional view of preform pick device for pickling process provided by the invention.
Fig. 4 is a kind of structure chart of preform pick device for pickling process provided by the invention.
Fig. 5 is a kind of structure chart of preform pick device for pickling process provided by the invention.
Fig. 6 is a kind of sectional view of preform pick device for pickling process provided by the invention.
Fig. 7 is a kind of sectional view of preform pick device for pickling process provided by the invention.
Fig. 8 is the arrangement architecture top view of the nozzle and sucker on preform pick device provided by the invention.
Fig. 9 is the structure diagram of the sucker on preform pick device provided by the invention.
Figure 10 is the structure diagram of the nozzle on preform pick device provided by the invention.
In figure：
1- bearing frames；2- nozzles；3- suckers；4- prefabricated rods.
Specific embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings：
Embodiment 1
As shown in Figure 1, shown in Figure 5, a kind of 4 pick device of preform for pickling process of the present invention, including
Sucker 3, nozzle 2, bearing frame 1, the pickup face of the bearing frame 1 is semi-cylindrical cambered surface, and the sucker 3 and nozzle 2 uniformly divide
It is distributed on the axis direction of the semi-cylindrical cambered surface；In the semi-cylindrical cambered surface in the radial direction, multigroup sucker 3
It arranges in sector.
There are a series of suckers 3 into sector arrangement on pick device of the present invention, the size of prefabricated rods 4 is bigger, joins on device
With the sucker more than 3 of work, it can be ensured that enough suction can be provided for the prefabricated rods 4 of various specifications, suitable for various rulers
Very little prefabricated rods 4.
As shown in Fig. 6, Fig. 8, along the axis direction of the semi-cylindrical cambered surface, the sucker 3 is provided with 9 groups, the spray
Mouth 2 is provided with 1 group；The nozzle 2 is arranged in the middle separated time of the semi-cylindrical cambered surface, wherein sucker 3 is arranged on described in 1 group
In the middle separated time of the semi-cylindrical cambered surface, 3 equidistantly distributed of sucker described in remaining 8 groups is divided in the semi-cylindrical cambered surface
The both sides of line.
It should be noted that the quantity of the sucker 3, group number can be set on demand according to actual needs, can for example set
7 groups or 11 groups etc. are put, the size of sucker 3 can also be selected as needed, according to different 3 sizes of sucker, is set on demand
The quantity of sucker 3, group number.
As shown in Figure 6, Figure 7, the central angle corresponding to two adjacent groups sucker 3 is 12 °, two neighboring in every group of sucker 3
The spacing of sucker 3 is 50mm.
As shown in Fig. 2, Fig. 7,1 nozzle 2 is set at interval of 2 suckers 3, the spacing of two neighboring nozzle 2 is 100mm.
As shown in fig. 6, the central angle of the semi-cylindrical cambered surface is greater than being equal to 110 ° less than or equal to 120 °, the semicircle
The radius of cylindricality cambered surface is greater than being equal to 140mm less than or equal to 160mm.Preferably, the central angle of the semi-cylindrical cambered surface is
115 °, the radius of the semi-cylindrical cambered surface is 150mm.
As shown in figure 9, the sucker 3 is ripple sucker, the ripple sucker is mounted on one end of sucker base, the suction
The other end of seat of trying to get to the heart of a matter is air pipe interface for connecting vacuum generator.There is ripple fold full of elasticity on ripple sucker, draw
During the larger curved surface of camber will not gas leakage, and with the effect of buffering.When pick device sucks prefabricated rods 4 and is lifted up,
The ripple fold of sucker 3 can gradually extend, until prefabricated rods 4 leave pickling machine support；Pick device is placed prefabricated on stent
During stick 4, since stent contacts prefabricated rods 4, recovery, this process can be gradually shortened in the ripple fold of sucker 3 from elongated condition
Middle support force is gradually increased.Since ripple sucker plays the role of spring buffer, stent is subject to during unloading
Impact force is very small, therefore, between sucker and bar is flexible connection (being equivalent to a spring), to being propped up in descaling bath when unloading
Frame impact is small, and the power that stent is born is gradually increased.
As shown in figure 9, sucker 3 is controlled by individual gas circuit described in every group.Sucker 3 is connect by the tracheae on sucker base
Mouth is connected with vacuum generator.Vacuum generator is opened, the pipeline in sucker base and sucker 3 can generate negative pressure, and sucker 3 is
Suction can be provided.
The sucker 3 is made using acidproof high-purity polymerizable material.The clean surface requirement of prefabricated rods 4 after pickling
It is very high, if surface is contaminated, the optical fiber quality of follow-up wire-drawing process can be impacted.After 4 pickling of prefabricated rods is complete, pickup
Device needs are drawn off, and multigroup sucker 3 can be contacted with 4 surface of prefabricated rods at this time.Common sucker 3 can add in process of production
Add some chemical assistants (such as releasing agent), can be left in prefabricated rods 4 such as using the sucker 3 of common material, in suction process micro-
It measures but is enough the chemical trace for influencing optical fiber quality, and whole device only has the sucker 3 of high-purity polymerizable material and prefabricated rods 4 connect
It touches, the possibility of pollution is small, can prevent acid solution from polluting prefabricated rods 4.
As shown in Figure 10, the nozzle 2 is in horn-like, and one end of the nozzle 2 is jet port, the nozzle 2 it is another
It holds and is used to connect compressed air line for gas path joint.The solenoid valve of the other end of the nozzle 2 is opened, the compression of dried and clean
Air can be sprayed from nozzle 2, first can be blown clean the acid solution on 4 surface of prefabricated rods or pure water before pickup, be prevented from carrying
It falls on the ground in the process.
As shown in fig. 7, the length of the bearing frame 1 is 1650mm.
For the arrangement of sucker 3 and nozzle 2, as shown in Fig. 3, Fig. 4, in this embodiment, sucker 3 and nozzle 2 uniformly divide
It is distributed on the axis direction of prefabricated rods 4.And in prefabricated rods 4 in the radial direction, 9 groups of suckers 3 are arranged into sector.This 9 groups of suckers 3 by
Individual gas circuit controls, and the start and stop of each group sucker 3 are independent of each other.
In summary, it is seen then that the present invention is mainly completed the pickup of bar and put down using high-purity sucker 3, is had on device
A series of suckers 3 into sector arrangement.The size of prefabricated rods 4 is bigger, the sucker more than 3 of work is participated on device, it can be ensured that right
Enough suction can be provided in the prefabricated rods 4 of various specifications.Equipped with series of spray nozzles 2 on device, available for 4 surface of prefabricated rods
The purging of drop, dust.
Embodiment 2
Above-described embodiment 1 is device embodiment, and the present embodiment 2 is embodiment of the method, and the present embodiment belongs to above-described embodiment 1
In the content of same technical concept, in the present embodiment not detailed description, above-described embodiment 1 is referred to.
A kind of pick-up method of 4 pick device of preform for pickling process using described in embodiment 1,
Prefabricated rods 4 are transported to from rack in pickling machine and carry out pickling：
Step S1：Pick device is moved to 4 top of prefabricated rods, opens nozzle 2 and purges 4 surface dirt sundries of prefabricated rods；
Step S2：Nozzle 2 is closed, pick device drops to 4 position of prefabricated rods, and sucker 3 is opened, and sucks prefabricated rods 4；
Step S3：Pick device lifts prefabricated rods 4 and is carried on descaling bath stent, and sucker 3 is closed, and unloads prefabricated rods 4
Pick device is removed afterwards.
Embodiment 3
The present embodiment is differed only in above-described embodiment 2, and embodiment 2 is that prefabricated rods 4 are transported to pickling from rack
The pick-up method of pickling is carried out in machine, and the present embodiment is that storage site is transported to from pickling machine after 4 pickling of prefabricated rods
Pick-up method.
A kind of pick-up method using 4 pick device of preform for pickling process described above,
Storage site is transported to from pickling machine after 4 pickling of prefabricated rods：
Step S1：Pick device is moved to 4 top of prefabricated rods, opens nozzle 2 and purges 4 remained on surface acid solution of prefabricated rods；
Step S2：Nozzle 2 is closed, and pick device drops to 4 position of prefabricated rods, and sucker 3 is opened, and sucks prefabricated rods 4；
Step S3：Pick device lifts prefabricated rods 4 and is transported on storage stent, and sucker 3 is closed, after unloading prefabricated rods 4
Pick device is removed.
It is as follows to carry action description for integrated embodiment 2 and embodiment 3：
Pick device moves on to 4 storage portions of prefabricated rods, rests on 4 top of prefabricated rods --->Nozzle 2 is opened, dried and clean
Compressed air sprays, and after dust or other sundries are purged totally, nozzle 2 is closed --->Pick device is fallen, vacuum generator
Open, sucker 3 generates suction, completes the pickup of prefabricated rods 4 --->Device carries prefabricated rods 4 into descaling bath --->Prefabricated rods
After 4 pickling, pick device is docked to 4 top of prefabricated rods --->Nozzle 2 is opened, and compressed air sprays, and remaining acid solution is blown
After sweeping totally, nozzle 2 is closed --->Pick device is fallen, and vacuum generator is opened, and sucker 3 generates suction, completes prefabricated rods 4
Pickup --->Prefabricated rods 4 are carried to storage point by device.
To the pick-up method of various outer diameter specification prefabricated rods 4：
The present embodiment can also can securely be held using ripple sucker, the sucker 3 under a degree of deformation
Prefabricated rods 4.
As shown in Figure 1, in the present embodiment, can be reached using the circular wave sucker and final vacuum of diameter 20mm
To the vacuum generator of -90kPa, every group of sucker is axially evenly distributed by 30 suckers, single under the vacuum pressure of -80kPa
It is 25.1N that sucker, which generates suction,.
(a) when only sucker group A works：The suction of 25.1*30=753N in vertical direction can be provided, weight can be picked up and existed
Below 76.8kg, prefabricated rods of the outer diameter between 30~80mm of Φ；
(b) when only sucker group A, B, F work：25.1* (1+cos (12 °) * 2) * 30=2226N can be provided in vertical direction
Suction, weight can be picked up in below 227kg, prefabricated rods of the outer diameter between 80~130mm of Φ；
(c) when only sucker group A, B, C, F, G work：25.1* (1+cos (12 °) * 2+cos can be provided in vertical direction
(24 °) * 2) * 30=3601N suction, weight can be picked up in below 367.5kg, outer diameter is prefabricated between 130~180mm of Φ
Stick；
(d) when only sucker group A, B, C, D, F, G, H work：25.1* (1+cos (12 °) * 2+cos can be provided in vertical direction
(24 °) * 2+cos (36 °) * 2) * 30=4820N suction, weight can be picked up in below 491.8kg, outer diameter Φ 180~
Prefabricated rods between 230mm；
(e) when sucker group A, B, C, D, E, F, G, H, I work：25.1* (1+cos (12 °) * 2+ can be provided in vertical direction
Cos (24 °) * 2+cos (48 °) * 2+cos (36 °) * 2) * 30=5828N suction, weight can be picked up in below 594.6kg, outside
Prefabricated rods of the footpath more than Φ 230mm.
The outer diameter of prefabricated rods 4 is bigger, participates in the sucker more than 3 of work, and the suction of the device is bigger.
Although the present invention detailed example and has described relevant specific embodiment and has made reference, to the technology of this field
It,, can be in coupling in thought and scope without departing substantially from the present invention after the specification and drawings are read and understood for personnel
It closes the structure of alignment device and makes and be variously modified in details.The claim that these changes fall within the present invention is wanted
The protection domain asked.
Although the present invention detailed example and has described relevant specific embodiment and has made reference, to the technology of this field
It,, can be in coupling in thought and scope without departing substantially from the present invention after the specification and drawings are read and understood for personnel
It closes the structure of alignment device and makes and be variously modified in details.The claim that these changes fall within the present invention is wanted
The protection domain asked.
Claims (8)
1. a kind of preform pick device for pickling process, which is characterized in that including sucker, nozzle, bearing frame, institute
The pickup face for stating bearing frame is semi-cylindrical cambered surface, and the sucker and nozzle are uniformly distributed in the axis of the semi-cylindrical cambered surface
On direction；In the semi-cylindrical cambered surface in the radial direction, multigroup sucker is arranged in fan-shaped.
2. a kind of preform pick device for pickling process according to claim 1, which is characterized in that described
Nozzle is arranged in the middle separated time of the semi-cylindrical cambered surface.
3. a kind of preform pick device for pickling process according to claim 1, which is characterized in that described
Sucker is ripple sucker, and the ripple sucker is mounted on one end of sucker base, and the other end of the sucker base connects for tracheae
Mouth is used to connect vacuum generator.
4. a kind of preform pick device for pickling process according to claim 1, which is characterized in that described
Sucker is made using acidproof high-purity polymerizable material.
5. a kind of preform pick device for pickling process according to claim 1, which is characterized in that every group
The sucker is controlled by individual gas circuit.
6. a kind of preform pick device for pickling process according to claim 1, which is characterized in that described
Nozzle is in horn-like, and one end of the nozzle is jet port, and the other end of the nozzle compresses sky for gas path joint for connecting
Air pipe.
7. a kind of pickup side for the preform pick device that pickling process is used for using claim 1-6 any one of them
Method, which is characterized in that
Prefabricated rods are transported to from rack in pickling machine and carry out pickling：
Step S1：Pick device is moved to above prefabricated rods, opens nozzle purging prefabricated rods surface dirt sundries；
Step S2：Nozzle is closed, pick device drops to prefabricated rods position, and sucker is opened, and sucks prefabricated rods；
Step S3：Pick device lifts prefabricated rods and is carried on descaling bath stent, and sucker is closed, and dress is picked up after unloading prefabricated rods
It puts and removes.
8. a kind of pickup side for the preform pick device that pickling process is used for using claim 1-6 any one of them
Method, which is characterized in that
Storage site is transported to from pickling machine after prefabricated rods pickling：
Step S1：Pick device is moved to above prefabricated rods, opens nozzle purging prefabricated rods remained on surface acid solution；
Step S2：Nozzle is closed, and pick device drops to prefabricated rods position, and sucker is opened, and sucks prefabricated rods；
Step S3：Pick device lifts prefabricated rods and is transported on storage stent, and sucker is closed, and unloads pick device after prefabricated rods
It removes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406143.2A CN108059337B (en) | 2017-12-22 | 2017-12-22 | optical fiber preform picking device and method for acid pickling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406143.2A CN108059337B (en) | 2017-12-22 | 2017-12-22 | optical fiber preform picking device and method for acid pickling process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108059337A true CN108059337A (en) | 2018-05-22 |
| CN108059337B CN108059337B (en) | 2019-12-10 |
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ID=62140093
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711406143.2A Active CN108059337B (en) | 2017-12-22 | 2017-12-22 | optical fiber preform picking device and method for acid pickling process |
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| CN (1) | CN108059337B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937795A (en) * | 2019-12-13 | 2020-03-31 | 中天科技光纤有限公司 | Optical fiber perform surface cleaning device and cleaning method |
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| CN206666389U (en) * | 2017-03-16 | 2017-11-24 | 江苏奥维信亨通光学科技有限公司 | A kind of three-dimensional acid dip pickle of preform |
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| US20140169929A1 (en) * | 2012-12-14 | 2014-06-19 | Tokyo Ohka Kogyo Co., Ltd. | Transport arm, transport apparatus and transport method |
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| CN104570419A (en) * | 2014-12-26 | 2015-04-29 | 深圳市华星光电技术有限公司 | Sucking type carrier and sucking method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937795A (en) * | 2019-12-13 | 2020-03-31 | 中天科技光纤有限公司 | Optical fiber perform surface cleaning device and cleaning method |
| CN110937795B (en) * | 2019-12-13 | 2024-01-02 | 中天科技光纤有限公司 | Optical fiber preform surface cleaning device and cleaning method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108059337B (en) | 2019-12-10 |
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