CN113119437A - Stretcher and plastic optical fiber stretching method - Google Patents
Stretcher and plastic optical fiber stretching method Download PDFInfo
- Publication number
- CN113119437A CN113119437A CN202110488290.9A CN202110488290A CN113119437A CN 113119437 A CN113119437 A CN 113119437A CN 202110488290 A CN202110488290 A CN 202110488290A CN 113119437 A CN113119437 A CN 113119437A
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- China
- Prior art keywords
- optical fiber
- plastic optical
- box
- heating
- refrigerating
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0075—Light guides, optical cables
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
The invention relates to a stretcher and a plastic optical fiber stretching method, which comprise a heating box (21) and a refrigerating box (31); the plastic optical fiber (1) firstly enters a heating box (21) for treatment, and the heating box (21) plays a role in changing the shape of the plastic optical fiber (1); the plastic optical fiber (1) enters the refrigeration box (31) for treatment, and the refrigeration box (31) plays a role in solidifying and heating the plastic optical fiber (1), and is characterized in that: an optical fiber rotary heating device (5) is arranged at the inlet of the heating box (21), an optical fiber rotary heating device (5) is also arranged at the outlet of the cooling box (31), and the two optical fiber rotary heating devices (5) work synchronously to enable the top and the bottom of the plastic optical fiber (1) in the heating box (21) to replace the heating position, so that uniform heating is realized.
Description
Technical Field
The invention relates to a drawing machine and a drawing method, in particular to an optical fiber drawing machine and a plastic optical fiber drawing method.
Background
Plastic optical fibers are full-circle, but require straightening of the optical fiber before use.
At present, no special equipment for straightening the optical fiber exists, and in the prior art, the optical fiber is manually placed in hot water for soaking or manually pulled, shaped and straightened through water vapor. However, the above processes in the prior art have the technical defects of high stretching cost and poor stretching effect.
In addition, the heated air in the heating box moves from bottom to top, the bottom of the optical fiber is easily heated and deformed, but the top of the optical fiber is poorer in temperature and softening speed than the bottom of the plastic optical fiber, so that the top and the bottom of the optical fiber are not shrunk uniformly when the optical fiber is shrunk in a subsequent refrigerating box, and the quality of a product is affected.
Disclosure of Invention
The invention designs a stretcher and a plastic optical fiber stretching method, which solve the technical problem that in the prior art, the temperature and the softening speed of the top of an optical fiber are lower than those of the bottom of the plastic optical fiber, so that the top and the bottom of the optical fiber are not shrunk uniformly when the optical fiber is shrunk in a subsequent refrigerating box, and the quality of a product is influenced.
In order to solve the technical problems, the invention adopts the following scheme:
a stretcher is characterized in that: comprises a heating box (21) and a refrigerating box (31); the plastic optical fiber (1) firstly enters the heating box (21) for treatment, and the heating box (21) plays a role in changing the shape of the plastic optical fiber (1); the plastic optical fiber (1) enters the refrigeration box (31) for treatment, and the refrigeration box (31) plays a role in solidifying and heating the plastic optical fiber (1), and is characterized in that: the inlet of the heating box (21) is provided with an optical fiber rotary heating device (5), the outlet of the refrigerating box (31) is also provided with the optical fiber rotary heating device (5), and the two optical fiber rotary heating devices (5) work synchronously to enable the top and the bottom of the plastic optical fiber (1) in the heating box (21) to replace heating positions so as to achieve uniform heating.
Preferably, the optical fiber rotary heating device (5) comprises a rotating gear ring (51), a driving gear (52) and a motor (53), the stranded wire support (11) of the plastic optical fiber (1) is fixed on the rotating gear ring (51), a rotating shaft of the motor (53) is connected with the driving gear (52), the driving gear (52) drives the rotating gear ring (51) to rotate, and the rotating gear ring (51) rotates to enable the top of the plastic optical fiber (1) to be changed into the top to be downward.
Preferably, an elongated slot is arranged on the ground to be matched with the rotating gear ring (51) so as to prevent the rotating gear ring (51) from toppling; the long groove enables one part of the rotating gear ring (51) to be exposed outside, the other part of the rotating gear ring (51) to be hidden in the long groove, and the driving gear (52) and the motor (53) are also hidden in the long groove.
Preferably, the device further comprises a camera (4) and a control unit, the camera (4) shoots a surface shape image of the plastic optical fiber (1) coming out of the refrigeration box (31), and the control unit judges an area where the plastic optical fiber (1) is not heated in place or is heated excessively according to comparison between image data and set data, so that one or more of the rotating speed of the rotating gear ring (51), the feeding speed of the plastic optical fiber (1), the heating temperature set in the heating box (21) and the cooling temperature set in the refrigeration box (31) are adjusted, and the plastic optical fiber (1) coming out of the refrigeration box (31) meets preset requirements.
Preferably, the heating box (21) also comprises a heating device, and the heating temperature in the heating box is ensured to be between 100 ℃ and 140 ℃ through hot steam generated by the heating device.
Preferably, the refrigerator also comprises a refrigerating device, and the refrigerating box (31) ensures that the cooling temperature is kept between 5 ℃ and 15 ℃ under the action of cold air or between 20 ℃ and 30 ℃ under the action of cold water through cold air or cold water generated by the refrigerating device.
Preferably, a first ceramic wire passing position and a first straightening synchronizer are arranged between the optical fiber inlet end of the heating box (21) and the feeding device, and the unprocessed plastic optical fiber (1) enters the heating box (21) after sequentially passing through the first ceramic wire passing position and the first straightening synchronizer;
preferably, a second straightening synchronizer and a second ceramic threading position are arranged between the optical fiber outlet end of the refrigeration box (31) and the cutting equipment, and the plastic optical fiber (1) coming out of the optical fiber outlet end of the refrigeration box (31) sequentially passes through the second straightening synchronizer and the second ceramic threading position and then enters the cutting equipment.
Preferably, a heat insulation plate (32) is arranged between the optical fiber outlet end of the heating box (21) and the optical fiber inlet end of the refrigerating box (31).
A plastic optical fiber drawing method includes the following steps:
step 1, the plastic optical fiber (1) firstly enters a heating box (21) for treatment, and the heating box (21) plays a role in changing the shape of the plastic optical fiber (1);
and 2, the plastic optical fiber (1) enters the refrigeration box (31) for treatment, and the refrigeration box (31) plays a role in solidifying the heated plastic optical fiber (1).
And 3, shooting a surface shape image of the plastic optical fiber (1) from the refrigerating box (31) by the camera (4), and comparing the image data with set data by the control unit to judge an area where the plastic optical fiber (1) is not heated in place or is heated excessively so as to adjust one or more of the rotating angle and speed of the rotating gear ring (51), the feeding speed of the plastic optical fiber (1), the heating temperature set in the heating box (21) and the refrigerating temperature set in the refrigerating box (31), so that the plastic optical fiber (1) from the refrigerating box (31) meets preset requirements.
The stretcher and the stretching method thereof have the following beneficial effects:
(1) according to the invention, the two optical fiber rotary heating devices work synchronously, so that the top and the bottom of the plastic optical fiber in the heating box can replace heating positions, thereby realizing uniform heating and ensuring uniform shrinkage in subsequent refrigeration.
(2) According to the invention, the camera is used for collecting the image of the cooled plastic optical fiber, so that the heating and cooling effects are judged, and one or more of the rotating speed of the rotating gear ring, the feeding speed of the plastic optical fiber, the heating temperature set in the heating box and the refrigerating temperature set in the refrigerating box is/are adjusted when the plastic optical fiber does not meet the preset condition, so that the plastic optical fiber coming out of the refrigerating box meets the preset requirement.
(3) According to the invention, the optical fiber is sequentially processed by the heating equipment and the refrigerating equipment, the heating has the effect of changing the shape of the optical fiber, and the refrigerating has the effect of fixing the shape of the optical fiber. Since many products require the use of short-distance linear plastic optical fibers, the bent plastic optical fibers can have the advantages of the linear optical fiber products required.
Drawings
FIG. 1: the drawing machine of the invention heats the bottom of the plastic optical fiber;
FIG. 2: FIG. 1 is a schematic diagram of the operation of a fiber optic rotary heating device;
FIG. 3: the drawing machine of the invention heats the top of the plastic optical fiber;
FIG. 4: FIG. 3 is a schematic diagram of the operation of the fiber optic rotary heating apparatus;
FIG. 5: the invention discloses an automatic control schematic diagram of a stretcher.
Description of reference numerals:
1-a plastic optical fiber; 11-a strand support; 21-heating box; 32-a heat insulation plate; 31-a refrigeration box; 4, a camera; 5-optical fiber rotary heating device; 51-a rotating gear ring; 52-a drive gear; 53-motor.
Detailed Description
The invention is further illustrated below with reference to fig. 1-5:
a stretcher as shown in fig. 1, comprising a heating box 21 and a cooling box 31; the plastic optical fiber 1 firstly enters a heating box 21 for treatment, and the heating box 21 plays a role in changing the shape of the plastic optical fiber 1; the plastic optical fiber 1 enters the refrigerating box 31 for treatment, the refrigerating box 31 plays a role of solidifying and heating the plastic optical fiber 1, the optical fiber rotary heating device 5 is arranged at the inlet of the heating box 21, the optical fiber rotary heating device 5 is also arranged at the outlet of the refrigerating box 31, and the two optical fiber rotary heating devices 5 work synchronously to enable the top and the bottom of the plastic optical fiber 1 in the heating box 21 to replace the heating position so as to realize uniform heating.
The optical fiber rotary heating device 5 comprises a rotating gear ring 51, a driving gear 52 and a motor 53, the stranded wire support 11 of the plastic optical fiber 1 is fixed on the rotating gear ring 51, the rotating shaft of the motor 53 is connected with the driving gear 52, the driving gear 52 drives the rotating gear ring 51 to rotate, and the rotating gear ring 51 rotates to enable the top of the plastic optical fiber 1 to be changed into the top downwards.
An elongated slot is arranged on the ground to be matched with the rotating gear ring 51, so that the rotating gear ring 51 is prevented from toppling; the elongated slot exposes a portion of the rotary gear ring 51 to the outside, and the other portion of the rotary gear ring 51 is hidden in the elongated slot, in which the driving gear 52 and the motor 53 are also hidden.
The plastic optical fiber heating device further comprises a camera 4 and a control unit, the camera 4 shoots a surface shape image of the plastic optical fiber 1 coming out of the refrigerating box 31, the control unit judges an area where the plastic optical fiber 1 is not heated in place or is heated excessively according to comparison between image data and set data, and therefore one or more of the rotating speed of the rotating gear ring 51, the feeding speed of the plastic optical fiber 1, the heating temperature set in the heating box 21 and the refrigerating temperature set in the refrigerating box 31 are adjusted, and the plastic optical fiber 1 coming out of the refrigerating box 31 meets preset requirements.
As shown in fig. 1 and 2, the plastic optical fiber 1 is upward-facing at the top. As shown in fig. 3 and 4, the plastic optical fiber 1 is downward-facing.
Also comprises a heating device, wherein the heating box 21 ensures the heating temperature in the heating box to be 100-140 ℃ through the hot steam generated by the heating device.
The refrigerator also comprises a refrigerating device, and the refrigerating box 31 ensures that the cooling temperature is kept between 5 ℃ and 15 ℃ under the action of cold air or cold water generated by the refrigerating device or between 20 ℃ and 30 ℃ under the action of cold water.
A first ceramic wire passing position and a first straightening synchronizer are arranged between the optical fiber inlet end of the heating box 21 and the feeding equipment, and the unprocessed plastic optical fiber 1 sequentially passes through the first ceramic wire passing position and the first straightening synchronizer and then enters the heating box 21;
a second straightening synchronizer and a second ceramic wire passing position are arranged between the optical fiber outlet end of the refrigeration box 31 and the cutting equipment, and the plastic optical fiber 1 coming out of the optical fiber outlet end of the refrigeration box 31 sequentially passes through the second straightening synchronizer and the second ceramic wire passing position and then enters the cutting equipment.
An insulating plate 32 is arranged between the optical fiber outlet end of the heating box 21 and the optical fiber inlet end of the refrigerating box 31.
A plastic optical fiber drawing method includes the following steps:
step 1, the plastic optical fiber 1 firstly enters a heating box 21 for treatment, and the heating box 21 plays a role in changing the shape of the plastic optical fiber 1;
and 2, the plastic optical fiber 1 enters the refrigeration box 31 for treatment, and the refrigeration box 31 plays a role in solidifying the heated plastic optical fiber 1.
Step 3, as shown in fig. 5, the camera 4 shoots the surface shape image of the plastic optical fiber 1 from the refrigeration box 31, and the control unit compares the image data with the set data to determine the region where the plastic optical fiber 1 is not heated in place or is heated too much, so as to adjust one or more of the rotating speed and angle of the rotating gear ring 51, the feeding speed of the plastic optical fiber 1, the heating temperature set in the heating box 21, and the cooling temperature set in the refrigeration box 31, so that the plastic optical fiber 1 from the refrigeration box 31 meets the preset requirements.
For example: when the bottom surface of the plastic optical fiber 1 is found to be over-expanded, the rotation of the rotary gear ring 51 can be adjusted to be downward in the top surface, and the time for the top surface to be downward is longer than the time for the bottom surface to be downward, or the speed for paying out the optical fiber by the optical fiber moving driving device on the stranded wire bracket 11 is increased, so that the residence time of the plastic optical fiber 1 in the heating box 21 is shortened.
The invention is described above with reference to the accompanying drawings, it is obvious that the implementation of the invention is not limited in the above manner, and it is within the scope of the invention to adopt various modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (10)
1. A stretcher is characterized in that: comprises a heating box (21) and a refrigerating box (31); the plastic optical fiber (1) firstly enters the heating box (21) for treatment, and the heating box (21) plays a role in changing the shape of the plastic optical fiber (1); the plastic optical fiber (1) enters the refrigeration box (31) for treatment, and the refrigeration box (31) plays a role in solidifying and heating the plastic optical fiber (1), and is characterized in that: the inlet of the heating box (21) is provided with an optical fiber rotary heating device (5), the outlet of the refrigerating box (31) is also provided with the optical fiber rotary heating device (5), and the two optical fiber rotary heating devices (5) work synchronously to enable the top and the bottom of the plastic optical fiber (1) in the heating box (21) to replace heating positions so as to achieve uniform heating.
2. The stretching machine as claimed in claim 1, wherein: rotatory heating device of optic fibre (5) is including rotating gear ring (51), drive gear (52) and motor (53), stranded conductor support (11) of plastic optical fibre (1) are fixed on rotating gear ring (51), the pivot of motor (53) with drive gear (52) are connected, drive gear (52) drive rotating gear ring (51) are rotated, rotating gear ring (51) rotate and to make plastic optical fibre (1) top becomes the top down up.
3. The stretching machine as claimed in claim 2, wherein: an elongated slot is arranged on the ground and matched with the rotating gear ring (51) to prevent the rotating gear ring (51) from toppling; the long groove enables one part of the rotating gear ring (51) to be exposed outside, the other part of the rotating gear ring (51) to be hidden in the long groove, and the driving gear (52) and the motor (53) are also hidden in the long groove.
4. The stretching machine as claimed in claim 2, wherein: the plastic optical fiber refrigerating box is characterized by further comprising a camera (4) and a control unit, wherein the camera (4) shoots a surface shape image of the plastic optical fiber (1) coming out of the refrigerating box (31), the control unit judges an area where the plastic optical fiber (1) is not heated in place or is heated excessively according to comparison of image data and set data, and therefore one or more of the rotating speed of the rotating gear ring (51), the feeding speed of the plastic optical fiber (1), the heating temperature set in the heating box (21) and the refrigerating temperature set in the refrigerating box (31) are adjusted, and the plastic optical fiber (1) coming out of the refrigerating box (31) meets preset requirements.
5. The stretching machine as claimed in claim 1, wherein: also comprises a heating device, wherein the heating box (21) ensures the heating temperature in the heating box to be between 100 and 140 ℃ through hot steam generated by the heating device.
6. The stretching machine according to claim 1 or 2, characterized in that: also included is a refrigerating device, said refrigerating box (31) ensuring, by means of cold air or cold water generated by said refrigerating device, that the cooling temperature thereof is maintained between 5 ℃ and 15 ℃ under the effect of cold air or between 20 ℃ and 30 ℃ under the effect of cold water.
7. The stretching machine as claimed in claim 1 or 2 or 3 or 4, wherein: be equipped with first pottery between the optic fibre entry end of heating cabinet (21) and the feeder equipment and cross line position and the first synchronizer of flare-outing, unprocessed plastic optical fiber (1) passes through in proper order first pottery cross line position with get into behind the first synchronizer of flare-outing heating cabinet (21).
8. The stretching machine as claimed in claim 1 or 2 or 3 or 4, wherein: be equipped with second synchronizer and the second pottery line position of flare-outing between the optic fibre exit end of refrigeration case (31) and the cutting equipment, follow plastics optic fibre (1) that the optic fibre exit end of refrigeration case (31) came out pass through in proper order the second synchronizer of flare-outing with get into the cutting equipment behind the second pottery line position.
9. The stretching machine as claimed in claim 5, wherein: and a heat insulation plate (32) is arranged between the optical fiber outlet end of the heating box (21) and the optical fiber inlet end of the refrigerating box (31).
10. A plastic optical fiber drawing method includes the following steps:
step 1, the plastic optical fiber (1) firstly enters a heating box (21) for treatment, and the heating box (21) plays a role in changing the shape of the plastic optical fiber (1);
step 2, the plastic optical fiber (1) enters the refrigeration box (31) for treatment, and the refrigeration box (31) plays a role in solidifying the heated plastic optical fiber (1);
and 3, shooting a surface shape image of the plastic optical fiber (1) from the refrigerating box (31) by the camera (4), and comparing the image data with set data by the control unit to judge an area where the plastic optical fiber (1) is not heated in place or is heated excessively so as to adjust one or more of the rotating angle and speed of the rotating gear ring (51), the feeding speed of the plastic optical fiber (1), the heating temperature set in the heating box (21) and the refrigerating temperature set in the refrigerating box (31), so that the plastic optical fiber (1) from the refrigerating box (31) meets preset requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488290.9A CN113119437A (en) | 2021-05-06 | 2021-05-06 | Stretcher and plastic optical fiber stretching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110488290.9A CN113119437A (en) | 2021-05-06 | 2021-05-06 | Stretcher and plastic optical fiber stretching method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113119437A true CN113119437A (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110488290.9A Pending CN113119437A (en) | 2021-05-06 | 2021-05-06 | Stretcher and plastic optical fiber stretching method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001124966A (en) * | 1999-10-27 | 2001-05-11 | Mitsubishi Rayon Co Ltd | Manufacturing method of plastic optical fiber cable, device thereof and metod for removing curling tendency of plastic optical fiber |
| US20070104444A1 (en) * | 2003-12-09 | 2007-05-10 | Shinji Suzuki | Method of stretching optical fiber base material and stretching apparatus |
| CN204505816U (en) * | 2015-03-26 | 2015-07-29 | 黄亮庭 | A kind of optical fiber straightening device |
| CN105217951A (en) * | 2015-09-21 | 2016-01-06 | 长飞光纤光缆股份有限公司 | A kind of stretched vertically method and apparatus of preform |
| CN206772781U (en) * | 2017-03-15 | 2017-12-19 | 河南省天鹅型材有限公司 | A kind of senile experiment case of the high equal control of temperature |
| CN110370603A (en) * | 2019-07-17 | 2019-10-25 | 林大深 | A kind of stretching-machine and plastic optical fiber drawing process |
| CN211786216U (en) * | 2020-04-24 | 2020-10-27 | 天津市铭远通科技有限公司 | Optical fiber fusion splicer with monitoring device |
| CN112385765A (en) * | 2020-11-23 | 2021-02-23 | 山东金晔农法食品有限公司 | Steamer and hawthorn strip production process adopting same |
-
2021
- 2021-05-06 CN CN202110488290.9A patent/CN113119437A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001124966A (en) * | 1999-10-27 | 2001-05-11 | Mitsubishi Rayon Co Ltd | Manufacturing method of plastic optical fiber cable, device thereof and metod for removing curling tendency of plastic optical fiber |
| US20070104444A1 (en) * | 2003-12-09 | 2007-05-10 | Shinji Suzuki | Method of stretching optical fiber base material and stretching apparatus |
| CN204505816U (en) * | 2015-03-26 | 2015-07-29 | 黄亮庭 | A kind of optical fiber straightening device |
| CN105217951A (en) * | 2015-09-21 | 2016-01-06 | 长飞光纤光缆股份有限公司 | A kind of stretched vertically method and apparatus of preform |
| CN206772781U (en) * | 2017-03-15 | 2017-12-19 | 河南省天鹅型材有限公司 | A kind of senile experiment case of the high equal control of temperature |
| CN110370603A (en) * | 2019-07-17 | 2019-10-25 | 林大深 | A kind of stretching-machine and plastic optical fiber drawing process |
| CN211786216U (en) * | 2020-04-24 | 2020-10-27 | 天津市铭远通科技有限公司 | Optical fiber fusion splicer with monitoring device |
| CN112385765A (en) * | 2020-11-23 | 2021-02-23 | 山东金晔农法食品有限公司 | Steamer and hawthorn strip production process adopting same |
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