CN109607315A - It is a kind of can on-line control tension optical fiber wire releasing device - Google Patents

It is a kind of can on-line control tension optical fiber wire releasing device Download PDF

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Publication number
CN109607315A
CN109607315A CN201910013180.XA CN201910013180A CN109607315A CN 109607315 A CN109607315 A CN 109607315A CN 201910013180 A CN201910013180 A CN 201910013180A CN 109607315 A CN109607315 A CN 109607315A
Authority
CN
China
Prior art keywords
optical fiber
tension
releasing device
line control
wire releasing
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.)
Pending
Application number
CN201910013180.XA
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Chinese (zh)
Inventor
徐萌
刘晓红
柯清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fiberhome Telecommunication Technologies Co Ltd
Original Assignee
Fiberhome Telecommunication Technologies Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fiberhome Telecommunication Technologies Co Ltd filed Critical Fiberhome Telecommunication Technologies Co Ltd
Priority to CN201910013180.XA priority Critical patent/CN109607315A/en
Publication of CN109607315A publication Critical patent/CN109607315A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/40Applications of tension indicators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/38Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/32Optical fibres or optical cables

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  • Mechanical Light Control Or Optical Switches (AREA)

Abstract

The invention discloses it is a kind of can on-line control tension optical fiber wire releasing device, be related to optical cable production field, including it is a kind of can on-line control tension optical fiber wire releasing device characterized by comprising electric Proportion valve is used to control admission pressure;And fine unit is put in multiple branches, it includes driving mechanism, swing rod, transmission mechanism and tension sensor that fine unit is put in each branch;Driving mechanism is used to that swing rod to be driven to swing, and makes the tension of generation optical fiber on transmission mechanism by swing rod;Tension sensor is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to electric Proportion valve, electric Proportion valve dynamic adjustment admission pressure is driven, to adjust the tension of optical fiber.The present invention is able to achieve the accurate control of optical fiber laying tension, and is able to achieve the dynamic tension adjusting in different speed of production or different production length stage optical fiber unwrapping wire.

Description

It is a kind of can on-line control tension optical fiber wire releasing device
Technical field
The present invention relates to optical cable production fields, and in particular to it is a kind of can on-line control tension optical fiber wire releasing device.
Background technique
In optical cable production process, during optical fiber carries out secondary coated, processing staff mainly uses optical fiber unwrapping wire Device carries out unwrapping wire.Optical fiber laying tension is the important parameter for controlling the process excess fiber length.
Traditional fine tension of putting is screwed on swing rod by counterweight, is controlled by adjusting the stroke of counterweight weight and swing rod The tension value of unwrapping wire.But after setting tension before secondary coated production, online modification tension is such as needed in process of production Value is difficult to realize.Because of traditional mode not only large labor intensity, very big labor intensive and physical strength, and manual adjustment During there are artificial error, so as to cause the defect of tension adjustment low precision, and swing rod is during optical fiber unwrapping wire, The swing repeatedly of swing rod is likely to result in counterweight opposite sliding on swing rod, so as to cause the change of laying tension, also makes in this way At the defect of tension adjustment low precision, the bad defect of the processing effect of optical cable is then also resulted in.
During unwrapping wire, existing optical fiber wire releasing device seldom can adjust light according to secondary coated hauling speed The payingoff speed of fine actinobacillus device, this results in the payingoff speed of optical fiber wire releasing device and secondary coated hauling speed is different It causes, to cause the difference to the pulling force of fibre ribbon, may result in fibre ribbon and be pulled off, in addition for different optical fiber, It needs that the laying tension of optical fiber is adjusted.
It follows that under the requirement of special producing technique, need a kind of to be able to achieve the accurate of optical fiber laying tension at present Control, and to realize the dynamic tension adjusting in different speed of production or different production length stage optical fiber unwrapping wire.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide it is a kind of can on-line control tension optical fiber Actinobacillus device, is able to achieve the accurate control of optical fiber laying tension, and is able to achieve in different speed of production or different The dynamic tension of production length stage optical fiber unwrapping wire is adjusted.
To achieve the above objectives, the technical solution adopted by the present invention is that:
It is a kind of can on-line control tension optical fiber wire releasing device, comprising:
Electric Proportion valve is used to control admission pressure;And
Fine unit is put in multiple branches, and each branch puts fine unit and includes driving mechanism, swing rod, transmission mechanism and open Force snesor;
The driving mechanism makes to generate light on the transmission mechanism by the swing rod for driving the swing rod to swing Fine tension;
The tension sensor is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve, The electric Proportion valve dynamic adjustment admission pressure is driven, to adjust the tension of optical fiber.
Based on the above technical solution, the optical fiber wire releasing device further includes being arranged in electric Proportion valve and driving machine Manual pressure regulating valve between structure.
Based on the above technical solution, air gauge is additionally provided on the manual pressure regulating valve.
Based on the above technical solution, the driving mechanism is undamped cylinder.
Based on the above technical solution, the optical fiber wire releasing device includes that fine unit is put in three branches.
The object of the invention is also to provide it is another can on-line control tension optical fiber wire releasing device, be able to achieve optical fiber The accurate control of laying tension, and be able to achieve in different speed of production or different production length stage optical fiber unwrapping wire Dynamic tension is adjusted.
To achieve the above objectives, the technical solution adopted by the present invention is that:
It is a kind of can on-line control tension optical fiber wire releasing device, comprising:
Electric Proportion valve is used to control admission pressure;And
Fine unit is put in multiple branches, and each branch puts fine unit and includes,
- one driving mechanism is connected with the electric Proportion valve;
- one swing rod is connected with the driving mechanism, and the driving mechanism is for driving the swing rod to swing;
- one transmission mechanism comprising be used for transmission the stator ring and dancing wheel of optical fiber, and the dancing wheel is fixed on institute It states on swing rod;
- one tension sensor is fixed on the stator ring, and the tension sensor is for measuring the driver The tension of optical fiber on structure, and by the tension feedback of optical fiber to the electric Proportion valve, drive the electric Proportion valve dynamic to adjust Admission pressure, to adjust the tension of optical fiber.
Based on the above technical solution, the optical fiber wire releasing device further includes being arranged in electric Proportion valve and driving machine Manual pressure regulating valve between structure.
Based on the above technical solution, air gauge is additionally provided on the manual pressure regulating valve.
Based on the above technical solution, the driving mechanism is undamped cylinder.
Based on the above technical solution, the optical fiber wire releasing device includes that fine unit is put in three branches.
Compared with the prior art, the advantages of the present invention are as follows:
It is of the invention it is a kind of can on-line control tension optical fiber wire releasing device comprising electric Proportion valve and multiple branches put Fine unit.Compressed air controls total admission pressure by electric Proportion valve and puts fine unit into each branch, and then compression is empty Gas enters driving mechanism by pipeline, by pushing swing rod to swing, so that stator ring and dancing wheel is generated optical fiber rotation direction anti- The Resistance Value in direction.The reversed resistance that dynamic stator ring and dancing wheel generate is the tension of optical fiber.Then further according to tension The tension of sensor measurement optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve.Drive the electric Proportion valve dynamic State adjusts admission pressure, to adjust the tension of optical fiber.Therefore in actual production link, when the different speed of production of needs or it is in When the different production length stage, when due to the difference of speed of production or in the different production length stages, light will lead to Fine tension changes, and through this embodiment in can the optical fiber wire releasing device of on-line control tension can be very good to carry out It adjusts in real time.
In through the invention can on-line control tension optical fiber wire releasing device, realize the pressure of electric Proportion valve air inlet The proportional relation of value and fiber tension, peripheral control program can measure in real time value of feedback by tension sensor come closed loop adjusting Proportioning valve voltage input levels finally realize the online accurate regulatory function for putting fine tension.
Detailed description of the invention
Fig. 1 be the embodiment of the present invention in can on-line control tension optical fiber wire releasing device structural schematic diagram;
Fig. 2 is the partial schematic diagram of tension sensor in the embodiment of the present invention.
In figure: 1- electric Proportion valve, 2- driving mechanism, 3- swing rod, 4- transmission mechanism, 41- stator ring, 42- dancing wheel, 5- tension sensor, 6- manual pressure regulating valve, 7- air gauge.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
Embodiment 1:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising electrical ratio Fine unit is put in example valve 1 and multiple branches.
Wherein, electric Proportion valve 1 is used to control admission pressure.Electric Proportion valve 1 is a kind of achievable remote adjustment gas The valve body of pressure, it belongs to continuous control, its main feature is that output quantity changes with the variation of input quantity current value or voltage value, output There are certain proportionate relationships between amount and input quantity.The electric signal of electric Proportion valve 1 can access the controller of process control, The automatic adjustment of fiber tension thus can be easily realized by setting program.
Fine unit is put in multiple branches, and it includes driving mechanism 2, swing rod 3, transmission mechanism 4 that fine unit is put in each branch With tension sensor 5, the quantity that fine unit is put in branch can according to need reasonable setting, the optical fiber unwrapping wire in the present embodiment Device includes that fine unit is put in three branches.
The driving mechanism 2 makes to produce on the transmission mechanism 4 for driving the swing rod 3 to swing, and by the swing rod 3 The tension of third contact of a total solar or lunar eclipse fibre.
The tension sensor 5 is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamically to adjust admission pressure, to adjust the tension of optical fiber.
Specifically, compressed air, which controls total admission pressure by electric Proportion valve 1, puts fine unit into each branch, Then compressed air enters driving mechanism 2 by pipeline, by pushing swing rod 3 to swing, transmission mechanism 4 is made to generate optical fiber operating side To the Resistance Value of opposite direction.The reversed resistance that the transmission mechanism 4 of dynamic adjustment generates is the tension of optical fiber.Then further according to Force snesor 5 measures the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve 1.Drive the electrical ratio Valve 1 dynamically adjusts admission pressure, to adjust the tension of optical fiber.Therefore in actual production link, when need different speed of production or When person is in the different production length stages, when due to the difference of speed of production or in the different production length stages, meeting Cause the tension of optical fiber to change, and through this embodiment in can the optical fiber wire releasing device of on-line control tension can be fine Progress adjust in real time.
In conclusion in through this embodiment can on-line control tension optical fiber wire releasing device, realize electrical ratio The pressure value of 1 air inlet of valve and the proportional relation of fiber tension, peripheral control program can measurement be anti-in real time by tension sensor 5 Feedback value, which carrys out closed loop adjusting proportioning valve voltage input levels, finally realizes the online accurate regulatory function for putting fine tension.
Embodiment 2:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising electrical ratio Fine unit is put in example valve 1 and multiple branches.
Electric Proportion valve 1 is used to control admission pressure;And
Fine unit is put in multiple branches, and it includes driving mechanism 2, swing rod 3, transmission mechanism 4 that fine unit is put in each branch With tension sensor 5;
The driving mechanism 2 makes to produce on the transmission mechanism 4 for driving the swing rod 3 to swing, and by the swing rod 3 The tension of third contact of a total solar or lunar eclipse fibre;
The tension sensor 5 is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamically to adjust admission pressure, to adjust the tension of optical fiber.
Further, the optical fiber wire releasing device further include be arranged in it is manual between electric Proportion valve 1 and driving mechanism 2 Pressure regulator valve 6.
Further, air gauge 7 is additionally provided on the manual pressure regulating valve 6.
In the present embodiment, compressed air controls total admission pressure by electric Proportion valve 1 and puts fibre into each branch The manual pressure regulating valve 6 of unit is finely adjusted admission pressure, and the gas pressure value of fine tuning can be monitored by air gauge 7.
Embodiment 3:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising electrical ratio Fine unit is put in example valve 1 and multiple branches.
Electric Proportion valve 1 is used to control admission pressure;And
Fine unit is put in multiple branches, and it includes driving mechanism 2, swing rod 3, transmission mechanism 4 that fine unit is put in each branch With tension sensor 5;
The driving mechanism 2 makes to produce on the transmission mechanism 4 for driving the swing rod 3 to swing, and by the swing rod 3 The tension of third contact of a total solar or lunar eclipse fibre;
The tension sensor 5 is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamically to adjust admission pressure, to adjust the tension of optical fiber.
Further, the driving mechanism 2 is undamped cylinder.
Embodiment 4:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising:
Electric Proportion valve 1 is used to control admission pressure.
Fine unit is put in multiple branches, and each branch puts fine unit and includes,
- one driving mechanism 2 is connected with the electric Proportion valve 1;
- one swing rod 3 is connected with the driving mechanism 2, and the driving mechanism 2 is for driving the swing rod 3 to swing;
- one transmission mechanism 4 comprising be used for transmission the stator ring 41 and dancing wheel 42 of optical fiber, and the dancing wheel 42 It is fixed on the swing rod 3;
- one tension sensor 5 is fixed on the stator ring 41, and the tension sensor 5 is for measuring the biography The tension of optical fiber on motivation structure 4, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamic State adjusts admission pressure, to adjust the tension of optical fiber.Tension sensor 5 in the present embodiment is mounted on the radial direction of stator ring 41 On axis.
The quantity that fine unit is put in branch can according to need reasonable setting, the optical fiber wire releasing device packet in the present embodiment It includes three branches and puts fine unit.
Specifically, compressed air, which controls total admission pressure by electric Proportion valve 1, puts fine unit into each branch, Then compressed air enters driving mechanism 2 by pipeline, by pushing swing rod 3 to swing, produces stator ring 41 and dancing wheel 42 The Resistance Value of third contact of a total solar or lunar eclipse fibre rotation direction opposite direction.The reversed resistance that dynamic stator ring 41 and dancing wheel 42 generate is optical fiber Tension.Then the tension of optical fiber is measured further according to tension sensor 5, and by the tension feedback of optical fiber to the electric Proportion valve 1. The electric Proportion valve 1 is driven dynamically to adjust admission pressure, to adjust the tension of optical fiber.Therefore in actual production link, work as needs Different speeds of production perhaps in the different production length stages when due to the difference of speed of production or in different lifes Produce the length stage when, the tension that will lead to optical fiber changes, and through this embodiment in can on-line control tension optical fiber Actinobacillus device can be very good to be adjusted in real time.
In conclusion in through this embodiment can on-line control tension optical fiber wire releasing device, realize electrical ratio The pressure value of 1 air inlet of valve and the proportional relation of fiber tension, peripheral control program can measurement be anti-in real time by tension sensor 5 Feedback value, which carrys out closed loop adjusting proportioning valve voltage input levels, finally realizes the online accurate regulatory function for putting fine tension.
Embodiment 5:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising:
Electric Proportion valve 1 is used to control admission pressure.
Fine unit is put in multiple branches, and each branch puts fine unit and includes,
- one driving mechanism 2 is connected with the electric Proportion valve 1;
- one swing rod 3 is connected with the driving mechanism 2, and the driving mechanism 2 is for driving the swing rod 3 to swing;
- one transmission mechanism 4 comprising be used for transmission the stator ring 41 and dancing wheel 42 of optical fiber, and the dancing wheel 42 It is fixed on the swing rod 3;
- one tension sensor 5 is fixed on the stator ring 41, and the tension sensor 5 is for measuring the biography The tension of optical fiber on motivation structure 4, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamic State adjusts admission pressure, to adjust the tension of optical fiber.
Further, the optical fiber wire releasing device further include be arranged in it is manual between electric Proportion valve 1 and driving mechanism 2 Pressure regulator valve 6.
Further, air gauge 7 is additionally provided on the manual pressure regulating valve 6.
In the present embodiment, compressed air controls total admission pressure by electric Proportion valve 1 and puts fibre into each branch The manual pressure regulating valve 6 of unit is finely adjusted admission pressure, and the gas pressure value of fine tuning can be monitored by air gauge 7.
Embodiment 6:
It is shown in Figure 1, the present embodiment provides it is a kind of can on-line control tension optical fiber wire releasing device comprising:
Electric Proportion valve 1 is used to control admission pressure.
Fine unit is put in multiple branches, and each branch puts fine unit and includes,
- one driving mechanism 2 is connected with the electric Proportion valve 1;
- one swing rod 3 is connected with the driving mechanism 2, and the driving mechanism 2 is for driving the swing rod 3 to swing;
- one transmission mechanism 4 comprising be used for transmission the stator ring 41 and dancing wheel 42 of optical fiber, and the dancing wheel 42 It is fixed on the swing rod 3;
- one tension sensor 5 is fixed on the stator ring 41, and the tension sensor 5 is for measuring the biography The tension of optical fiber on motivation structure 4, and by the tension feedback of optical fiber to the electric Proportion valve 1, drive the electric Proportion valve 1 dynamic State adjusts admission pressure, to adjust the tension of optical fiber.
Further, the driving mechanism 2 is undamped cylinder.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.

Claims (10)

1. one kind can on-line control tension optical fiber wire releasing device characterized by comprising
Electric Proportion valve (1), is used to control admission pressure;And
Fine unit is put in multiple branches, and it includes driving mechanism (2), swing rod (3), transmission mechanism that fine unit is put in each branch (4) and tension sensor (5);
The driving mechanism (2) makes the transmission mechanism (4) for driving the swing rod (3) to swing, and by the swing rod (3) The upper tension for generating optical fiber;
The tension sensor (5) is used to measure the tension of optical fiber, and by the tension feedback of optical fiber to the electric Proportion valve (1), the electric Proportion valve (1) dynamic adjustment admission pressure is driven, to adjust the tension of optical fiber.
2. one kind as described in claim 1 can on-line control tension optical fiber wire releasing device, it is characterised in that: the optical fiber is put Line apparatus further includes the manual pressure regulating valve (6) being arranged between electric Proportion valve (1) and driving mechanism (2).
3. one kind as claimed in claim 2 can on-line control tension optical fiber wire releasing device, it is characterised in that: the manual tune Air gauge (7) are additionally provided in pressure valve (6).
4. one kind as described in claim 1 can on-line control tension optical fiber wire releasing device, it is characterised in that: the driving machine Structure (2) is undamped cylinder.
5. one kind as described in claim 1 can on-line control tension optical fiber wire releasing device, it is characterised in that: the optical fiber is put Line apparatus includes that fine unit is put in three branches.
6. one kind can on-line control tension optical fiber wire releasing device characterized by comprising
Electric Proportion valve (1), is used to control admission pressure;And
Fine unit is put in multiple branches, and each branch puts fine unit and includes,
- one driving mechanism (2) is connected with the electric Proportion valve (1);
- one swing rod (3) is connected with the driving mechanism (2), and the driving mechanism (2) is for driving the swing rod (3) to put It is dynamic;
- one transmission mechanism (4) comprising be used for transmission the stator ring (41) and dancing wheel (42) of optical fiber, and the dancing wheel (42) it is fixed on the swing rod (3);
- one tension sensor (5) is fixed on the stator ring (41), and the tension sensor (5) is described for measuring The tension of optical fiber on transmission mechanism (4), and by the tension feedback of optical fiber to the electric Proportion valve (1), drive the electrical ratio Example valve (1) dynamic adjustment admission pressure, to adjust the tension of optical fiber.
7. one kind as claimed in claim 6 can on-line control tension optical fiber wire releasing device, it is characterised in that: the optical fiber is put Line apparatus further includes the manual pressure regulating valve (6) being arranged between electric Proportion valve (1) and driving mechanism (2).
8. one kind as claimed in claim 7 can on-line control tension optical fiber wire releasing device, it is characterised in that: the manual tune Air gauge (7) are additionally provided in pressure valve (6).
9. one kind as claimed in claim 6 can on-line control tension optical fiber wire releasing device, it is characterised in that: the driving machine Structure (2) is undamped cylinder.
10. one kind as claimed in claim 6 can on-line control tension optical fiber wire releasing device, it is characterised in that: the optical fiber Actinobacillus device includes that fine unit is put in three branches.
CN201910013180.XA 2019-01-07 2019-01-07 It is a kind of can on-line control tension optical fiber wire releasing device Pending CN109607315A (en)

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Application Number Priority Date Filing Date Title
CN201910013180.XA CN109607315A (en) 2019-01-07 2019-01-07 It is a kind of can on-line control tension optical fiber wire releasing device

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Application Number Priority Date Filing Date Title
CN201910013180.XA CN109607315A (en) 2019-01-07 2019-01-07 It is a kind of can on-line control tension optical fiber wire releasing device

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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN110864600A (en) * 2019-11-25 2020-03-06 河南省计量科学研究院 Measurable meter rice device of tensile force
CN111039087A (en) * 2019-12-26 2020-04-21 北京航天控制仪器研究所 Method and system for controlling package tension of active fiber bragg grating of fiber laser hydrophone
CN114721101A (en) * 2022-02-25 2022-07-08 江苏俊知光电通信有限公司 Layer-stranded optical cable and preparation method thereof
CN114955726A (en) * 2022-05-26 2022-08-30 烽火通信科技股份有限公司 Device and method for detecting and adjusting excess length of loose tube optical fiber on line
CN115072491A (en) * 2022-06-29 2022-09-20 长飞光纤光缆股份有限公司 Cable sleeve dynamic tension reading device and adjusting device

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CN204954093U (en) * 2015-09-24 2016-01-13 丁锋 Permanent tension device of electromagnetism
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110864600A (en) * 2019-11-25 2020-03-06 河南省计量科学研究院 Measurable meter rice device of tensile force
CN110864600B (en) * 2019-11-25 2021-07-23 河南省计量科学研究院 Measurable meter rice device of tensile force
CN111039087A (en) * 2019-12-26 2020-04-21 北京航天控制仪器研究所 Method and system for controlling package tension of active fiber bragg grating of fiber laser hydrophone
CN111039087B (en) * 2019-12-26 2021-09-07 北京航天控制仪器研究所 Method and system for controlling package tension of active fiber bragg grating of fiber laser hydrophone
CN114721101A (en) * 2022-02-25 2022-07-08 江苏俊知光电通信有限公司 Layer-stranded optical cable and preparation method thereof
CN114721101B (en) * 2022-02-25 2024-05-14 江苏俊知光电通信有限公司 Layer-twisted optical cable and preparation method thereof
CN114955726A (en) * 2022-05-26 2022-08-30 烽火通信科技股份有限公司 Device and method for detecting and adjusting excess length of loose tube optical fiber on line
CN114955726B (en) * 2022-05-26 2023-09-22 烽火通信科技股份有限公司 Device and method for online detecting and adjusting loose tube optical fiber residual length
CN115072491A (en) * 2022-06-29 2022-09-20 长飞光纤光缆股份有限公司 Cable sleeve dynamic tension reading device and adjusting device
CN115072491B (en) * 2022-06-29 2023-11-10 长飞光纤光缆股份有限公司 Cable sleeve dynamic tension reading device and adjusting device

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