CN110111947A - Flat cable squeezes out anti-eccentric adjuster - Google Patents

Flat cable squeezes out anti-eccentric adjuster Download PDF

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Publication number
CN110111947A
CN110111947A CN201910413965.6A CN201910413965A CN110111947A CN 110111947 A CN110111947 A CN 110111947A CN 201910413965 A CN201910413965 A CN 201910413965A CN 110111947 A CN110111947 A CN 110111947A
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CN
China
Prior art keywords
flat cable
out anti
squeezes out
holes
eccentric adjuster
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910413965.6A
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Chinese (zh)
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CN110111947B (en
Inventor
陈刚
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JIANGSU YUANFANG CABLE FACTORY CO Ltd
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JIANGSU YUANFANG CABLE FACTORY CO Ltd
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Priority to CN201910413965.6A priority Critical patent/CN110111947B/en
Publication of CN110111947A publication Critical patent/CN110111947A/en
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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0036Details
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/012Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
    • H01B13/01254Flat-harness manufacturing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/24Sheathing; Armouring; Screening; Applying other protective layers by extrusion

Abstract

The invention discloses a kind of flat cables to squeeze out anti-eccentric adjuster, is followed successively by adjusts die holder, longitudinal adjustment apparatus and pedestal from top to bottom;The pedestal is supported and is linked together by longitudinal adjustment apparatus with adjusting die holder;The width for adjusting die holder and long ratio are 1:1, comprising: automatic compression apparatus, die cavity, module with holes, lateral adjustment device;There are two equivalent modules with holes for installation in the die cavity;Automatic compression apparatus is housed between module with holes;The two sides of the die cavity are equipped with lateral adjustment device.The present apparatus solves the problems, such as to adjust difficult, clast when core extrusion and cannot be discharged in time that flat cable is caused to squeeze out core shift.

Description

Flat cable squeezes out anti-eccentric adjuster
Technical field
The present invention relates to cable equipment technical fields, and in particular to a kind of anti-eccentric adjusting dress of flat cable extrusion It sets.
Background technique
With maintaining sustained and rapid growth for China's economy, wires and cables industry obtains high speed development;Industry overall technology is horizontal It is largely increased;As dynamics of the country to electric network reconstruction is constantly reinforced, the demand to flat cable will also be increased rapidly, future There is huge development potentiality;But flat cable is in the fabrication process, when especially flat cable squeezes out, since more core wires are arranged in parallel It places, core wire adjusts highly difficult up and down, and clast cannot be discharged in time, and when extrusion causes insulation or sheath between each core wire thick Degree is uneven, causes flat cable the case where core eccentric phenomena does not meet standard technology requirement and scraps occur, causes seriously to pass through Ji loss, the above problem have much room for improvement.
Summary of the invention
The purpose of the present invention is to provide a kind of simple and practical, easy to operate flat cables to squeeze out anti-eccentric adjuster, It solves the problems, such as to adjust difficult, clast when core extrusion and cannot be discharged in time that flat cable is caused to squeeze out core shift.
To achieve the above object, the invention provides the following technical scheme: a kind of flat cable squeezes out anti-eccentric adjuster, from Top to bottm, which is followed successively by, adjusts die holder, longitudinal adjustment apparatus and pedestal;The pedestal and adjusting die holder passes through multiple longitudinal tune Regulating device is supported and is linked together.
Preferably, the width for adjusting die holder and long ratio are 1:1, comprising: automatic compression apparatus, die cavity, band casement Block, lateral adjustment device;There are two equivalent modules with holes for installation in the die cavity;It is fixed between described two modules with holes It is connected with automatic compression apparatus;The two sides of the die cavity be respectively equipped with can transverse accommodation zone hole module lateral adjustment device.
Preferably, be provided in the module with holes one group of bottom have dust lead groove round hole, the round hole it is straight Diameter is 1.05~1.15 times of flat cable core wire outer diameter, and the width of the dust lead groove is a quarter of round bore dia, should The gradient of dust lead groove one end to the other end is 15 degree.
Preferably, the automatic compression apparatus is that a compression slinky spring or multiple compression slinky springs are composed.
Preferably, the lateral adjustment device is the high-intensitive microgroove hexagon socket head cap screw of diameter 12mm.
Preferably, the longitudinal adjustment apparatus is the 2TSG-30 type 85*570 of Wuxi City Ming Yao Electrohydraulic push rod factory production Hydraulic retract oil cylinder and diameter 50mm round iron pipe connections form, and are used to support and adjust the adjusting die holder.
Preferably, the pedestal with a thickness of the square plate of 14mm by constituting, the area and adjusting mould of the square plate The area ratio of seat is 1:1.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is joined distance between module with holes to be adjusted with the lateral adjustment device of side by automatic compression apparatus It closes and adjusts each core wire left-right position, each core wire upper and lower position is adjusted by longitudinal adjustment apparatus;It is exported in time by dust lead groove Clast, to reach the uniform of extruded material thickness between each core wire;It is eccentric to reach control;Adjusted when flat cable squeezes out it is simple, It is convenient, fast;It greatly increases the production efficiency and economic benefit.
Detailed description of the invention
Fig. 1 is positive structure schematic of the invention;
Fig. 2 is side structure schematic diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1:
A kind of flat cable provided by the invention squeezes out anti-eccentric adjuster referring to FIG. 1-2, is followed successively by adjusting mould from top to bottom Seat 1, longitudinal adjustment apparatus 2 and pedestal 3;Multiple longitudinal adjustment apparatus 2 are installed on the pedestal, and pass through vertical adjustment Device 2 links together with die holder 1 is adjusted;
The specific structure of the device are as follows: the width for adjusting die holder 1 and long ratio are 1:1, comprising: automatic compression apparatus 1-1, Die cavity 1-2, module 1-3 with holes, lateral adjustment device 1-4;There are two equivalent mould modules with holes for installation in the die cavity 1-2 1-3;Automatic compression apparatus 1-1 is installed between two equivalent moulds module 1-3 with holes;The two sides of the die cavity are respectively equipped with Can transverse accommodation zone hole module lateral adjustment device 1-4;The longitudinal adjustment apparatus is by Wuxi City Ming Yao Electrohydraulic push rod factory Hydraulic retract oil cylinder 2-1 and diameter 50mm the round iron pipe connections 2-2 of the 2TSG-30 type 85*570 of production is formed;On the base Hydraulic retract oil cylinder 2-1 is fixedly mounted, round iron pipe connections are connected on hydraulic retract oil cylinder 2-1, are installed on round iron pipe connections And secured adjusted die holder;The longitudinal adjustment apparatus of how much quantity is specifically installed on the base depending on field demand, at least 4 It is a, it is arranged at four support legs of pedestal;The circle that one group of bottom has dust lead groove 1-6 is provided on the module 1-3 with holes Shape hole 1-5;The diameter of the round hole 1-5 is 1.05~1.15 times of flat cable core wire outer diameter, the width of the dust lead groove 1-6 Degree is a quarter of round bore dia, and the gradient of the dust lead groove one end to the other end is 15 degree;The automatic compression dress Setting 1-1 is that a 0.5*5*10mm mm compresses slinky spring;The lateral adjustment device is in the high-intensitive microgroove of diameter 12mm Hex bolts through the left and right sides for adjusting die holder and can stretch in die cavity;The pedestal is by the square bar with a thickness of 14mm Plate is constituted, and the area of the square plate and the area ratio for adjusting die holder are 1:1.
By the lateral adjustment device (hexagon socket head cap screw) of side and automatic compression apparatus (compression slinky spring) synergy, To adjust distance between module with holes and each core wire left-right position comprehensive adjustment by longitudinal adjustment apparatus (hydraulic retract oil cylinder) Save each core wire upper and lower position;Clast is exported in time by dust lead groove, to control the uniform of extruded material thickness between each core wire; It is eccentric to reach control.
Embodiment 2:
Technical solution according to the present invention, production specification 4*120mm2Flat cable is squeezed out anti-bias using a kind of flat cable of the present invention Heart regulating device, 4*120 mm2The conductor core wire outer diameter of flat cable is 13.0mm, and selecting round bore dia is conductor core wire outer diameter 1.15 times of module with holes, round bore dia are 14.95mm, and dust lead recess width in round hole bottom is 14.95/4=3.74mm, 15 degree of dust lead groove slope;The lateral adjustment device is diameter 12mm high intensity microgroove hexagon socket head cap screw, described from dynamic pressure Compression apparatus is that 0.5*5*10mm compresses slinky spring, and the longitudinal adjustment apparatus is the production of Wuxi City Ming Yao Electrohydraulic push rod factory 2TSG-30 type 85*570 retract cylinder and diameter 60mm round iron pipe connections form, and the pedestal thickness is 14mm, a length of 120mm, Width is the steel plate of 120mm;Extruder is 90 extruding machines of Wuxi City Zhong Ding technical machinery Co., Ltd production, and line speed is 10 metre per second (m/s)s;Apparatus of the present invention are made to be placed on extrusion die incoming line, it is highly consistent with extrusion die, it adjusts die holder center and squeezes Mold center is consistent out;Core is adjusted correspondingly by transverse fine-adjusting device, longitudinal adjustment apparatus when extrusion and dust lead The timely cleaning of slot controls the degree of eccentricity of every core of flat cable;Regulating time 6 minutes;To the 4*120 mm of production2Flat electricity Cable according to standard GB/T/T2951.11-2008 " cable and optical cable insulating and the 11st part of sheath material GENERAL EXPERIMENTATION: GENERAL EXPERIMENTATION-- thickness and shape dimension measurement-- mechanical test " and " State Grid Corporation of China's distribution standardization Goods and materials curing technology specifications " it is detected, satisfactory quality and the degree of eccentricity are 6%, far below the 15% of requirement.
Embodiment 3:
Technical solution according to the present invention, production specification are 4*50 mm2Flat cable is squeezed out anti-bias using a kind of flat cable of the present invention Heart regulating device, 4*50 mm2Conductor core wire outer diameter is 8.5mm, selects the band that round bore dia is 1.05 times of conductor core wire outer diameter Hole module, round bore dia are 8.93.mm, and dust lead recess width in round hole bottom is 8.93/4=2.23mm, dust lead groove slope 15 degree;The lateral adjustment device is diameter 12mm high intensity microgroove hexagon socket head cap screw, and the automatic compression apparatus is 0.5* 5*10mm compresses slinky spring, and the longitudinal adjustment apparatus is that diameter is 20mm hydraulic pressure lifting device, and the pedestal thickness is 14mm, a length of 120mm, width are the steel plate of 120mm.Extruder is 90 extruding machines of Wuxi City Zhong Ding technical machinery Co., Ltd production, production line Speed is 10 metre per second (m/s)s;Apparatus of the present invention are made to be placed on extrusion die incoming line, it is highly consistent with extrusion die, it adjusts in die holder The heart is consistent with extrusion die center;Core is adjusted correspondingly by transverse fine-adjusting device, longitudinal adjustment apparatus when extrusion And the timely cleaning of dregs guiding groove, control the degree of eccentricity of every core of flat cable;Regulating time 2 minutes;To the 4*50 of production mm2Flat cable is according to standard GB/T/T2951.11-2008 " cable and optical cable insulating and sheath material GENERAL EXPERIMENTATION 11 parts: GENERAL EXPERIMENTATION-- thickness and shape dimension measurement-- mechanical test " and State Power Corporation's rural power Work department " parallel bunched overhead insulated cable selected technology condition " is detected, and satisfactory quality and the degree of eccentricity are 3%, Far below the 15% of requirement.
Embodiment 4:
4*16 mm is produced respectively2、4*35 mm2Flat cable squeezes out anti-eccentric adjuster using a kind of flat cable of the present invention, leads Body core wire outer diameter is respectively 5.09mm, 7.50mm, selects the module with holes that round bore dia is 1.05 times of conductor core wire outer diameter, circle Shape bore dia is respectively 5.35mm, and 7.88mm, dust lead recess width is respectively 1.34mm, 1.97mm;15 degree of dust lead groove slope; The lateral adjustment device is diameter 12mm high intensity microgroove hexagon socket head cap screw, and the automatic compression apparatus is 0.5*5*10mm Compress slinky spring, the longitudinal adjustment apparatus is that diameter is 20mm hydraulic pressure lifting device, the pedestal thickness be 14mm, a length of 120mm, Width is the steel plate of 120mm.Extruder is 90 extruding machines of Wuxi City Zhong Ding technical machinery Co., Ltd production, and line speed is 10 metre per second (m/s)s;Regulating time is respectively 2 minutes, 3 minutes;To the 4*16 mm produced2、4*35 mm2Flat cable is marked according to country Quasi- GB/T2951.11-2008 " cable and optical cable insulating and the 11st part of sheath material GENERAL EXPERIMENTATION: universal test side Method-- thickness and shape dimension measurement-- mechanical test " and State Power Corporation's rural power work department " parallel cluster frame Empty insulated cable selected technology condition " it is detected, the degree of eccentricity is respectively 4%, 4%, far below the 15% of requirement.
Embodiment 5:
4*16 mm is produced respectively2、4*35 mm2、4*50 mm2Flat cable squeezes out anti-eccentric tune using a kind of flat cable of the present invention Regulating device, conductor core wire outer diameter are respectively 5.09mm, 7.50mm, 8.50mm, and selecting round bore dia is conductor core wire outer diameter 1.15 times of module with holes, round bore dia are respectively 5.86mm, 8.63mm, 9.78mm, and dust lead recess width is respectively 1.47mm,2.16mm,2.45mm;15 degree of dust lead groove slope;The lateral adjustment device is diameter 12mm high intensity microgroove Hexagon socket head cap screw, the automatic compression apparatus are that 0.5*5*10mm compresses slinky spring, and the longitudinal adjustment apparatus is that diameter is 20mm hydraulic pressure lifting device, the pedestal thickness are 14mm, a length of 120mm, and width is the steel plate of 120mm;Extruder is ancient cooking vessel in Wuxi City 90 extruding machines of technical machinery Co., Ltd production, line speed are 10 metre per second (m/s)s;Regulating time is respectively 10 minutes, 8 points Clock, 7 minutes;To the 4*16 mm produced2、4*35 mm2、4*50 mm2Flat cable is according to standard GB/T/T2951.11- 2008 " cable and optical cable insulating and the 11st parts of sheath material GENERAL EXPERIMENTATION: GENERAL EXPERIMENTATION-- thickness and shape Dimensional measurement-- mechanical test " and State Power Corporation's rural power work department " parallel bunched overhead insulated cable selection skill Art condition " it is detected, the satisfactory quality and degree of eccentricity is respectively 10%, 9%, 8%, far below the 15% of requirement.
Embodiment 6:
4*70 mm is produced respectively2、4*95 mm2、4*50 mm2Flat cable squeezes out anti-eccentric tune using a kind of flat cable of the present invention Regulating device, conductor core wire outer diameter are respectively 10.0mm, 13.0mm, 8.50mm, and selecting round bore dia is respectively outside conductor core wire The module with holes that 1.15,1.15,1.10 times of diameter, respectively 11.50mm, 14.95mm, 9.36mm, dust lead recess width are respectively 2.88mm,3.74mm,2.34mm;15 degree of dust lead groove slope;The lateral adjustment device is diameter 12mm high intensity microgroove Hexagon socket head cap screw, the automatic compression apparatus are that 0.5*5*10mm compresses slinky spring, and the longitudinal adjustment apparatus is that diameter is 20mm hydraulic pressure lifting device, the pedestal thickness are 14mm, a length of 120mm, and width is the steel plate of 120mm.Extruder is ancient cooking vessel in Wuxi City 90 extruding machines of technical machinery Co., Ltd production, line speed are 10 metre per second (m/s)s;Regulating time is respectively 9 minutes, 8 points Clock, 6 minutes;To the 4*70 mm produced2、4*95 mm2、4*50 mm2Flat cable is according to standard GB/T/T2951.11- 2008 " cable and optical cable insulating and the 11st parts of sheath material GENERAL EXPERIMENTATION: GENERAL EXPERIMENTATION-- thickness and shape Dimensional measurement-- mechanical test " and State Power Corporation's rural power work department " parallel bunched overhead insulated cable selection skill Art condition " it is detected, the satisfactory quality and degree of eccentricity is respectively 10%, 8%, 6%, far below the 15% of requirement.
Embodiment 7:
4*70 mm is produced respectively2、4*95 mm2、4*120 mm2Flat cable squeezes out anti-eccentric tune using a kind of flat cable of the present invention Regulating device, conductor core wire outer diameter are respectively 10.0mm, 13.0mm, 13.0mm, and selecting round bore dia is conductor core wire outer diameter 1.10 times of module with holes, respectively 11.00mm, 12.76mm, 14.30mm, dust lead recess width be respectively 2.75mm, 3.19mm,3.58mm;15 degree of dust lead groove slope;The lateral adjustment device is hexagonal spiral shell in diameter 12mm high intensity microgroove Bolt, the automatic compression apparatus are that 0.5*5*10mm compresses slinky spring, and the longitudinal adjustment apparatus is that diameter is the hydraulic liter of 20mm Device drops, and the pedestal thickness is 14mm, a length of 120mm, and width is the steel plate of 120mm;Extruder is there is ancient cooking vessel technical machinery in Wuxi City 90 extruding machines of limit company production, line speed are 10 metre per second (m/s)s;Regulating time is respectively 2 minutes, 3 minutes, 4 minutes;It is right The 4*70 mm produced2、4*95 mm2、4*120 mm2Flat cable, according to standard GB/T/T2951.11-2008 " cable and The 11st part of optical cable insulating and sheath material GENERAL EXPERIMENTATION: GENERAL EXPERIMENTATION-- thickness and outer dimension are surveyed Amount-- mechanical test " and State Power Corporation's rural power work department " parallel bunched overhead insulated cable selected technology condition " It is detected, the satisfactory quality and degree of eccentricity is respectively 3%, 4%, 4%, far below the 15% of requirement.
Embodiment 2-7 is counted: (see the table below)
Data can be seen that from the above table;
Priority scheme of the present invention are as follows: specification 4*50 mm2And flat cable below, the round bore dia of module with holes select multiple 1.05 times are selected, regulating time is no more than 5 minutes, and the degree of eccentricity is not more than 5%;The flat cable of specification 4*50 or more, module with holes Round bore dia selects multiple to select 1.10 times, and regulating time is no more than 5 minutes, and the degree of eccentricity is not more than 5%.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (7)

1. a kind of flat cable squeezes out anti-eccentric adjuster, it is characterised in that: be followed successively by adjust die holder, vertical adjustment from top to bottom Device and pedestal;The pedestal is supported and is linked together by multiple longitudinal adjustment apparatus with adjusting die holder.
2. flat cable according to claim 1 squeezes out anti-eccentric adjuster, it is characterised in that: the width for adjusting die holder It is 1:1 with long ratio, comprising: automatic compression apparatus, die cavity, module with holes, lateral adjustment device;Installation in the die cavity There are two equivalent modules with holes;Automatic compression apparatus is fixedly connected between described two modules with holes;Described die cavity or so Two sides be respectively equipped with can transverse accommodation zone hole module lateral adjustment device.
3. flat cable according to claim 2 squeezes out anti-eccentric adjuster, it is characterised in that: opened in the module with holes There is one group of bottom to have the round hole of dust lead groove, the diameter of the round hole is the 1.05~1.15 of flat cable core wire outer diameter Times, the width of the dust lead groove is a quarter of round bore dia, and the gradient of the dust lead groove one end to the other end is 15 Degree.
4. flat cable according to claim 2 squeezes out anti-eccentric adjuster, it is characterised in that: the automatic compression dress It is set to a compression slinky spring or multiple compression slinky springs is composed.
5. flat cable according to claim 2 squeezes out anti-eccentric adjuster, it is characterised in that: the lateral adjustments dress It is set to the high-intensitive microgroove hexagon socket head cap screw of diameter 12mm.
6. flat cable according to claim 1 squeezes out anti-eccentric adjuster, it is characterised in that: the vertical adjustment dress It sets and is made of retract cylinder with diameter for 50mm round iron pipe connections.
7. flat cable according to claim 1 squeezes out anti-eccentric adjuster, it is characterised in that: the pedestal is by thickness It is constituted for the square plate of 14mm, the area of the square plate and the area ratio for adjusting die holder are 1:1.
CN201910413965.6A 2019-05-17 2019-05-17 Anti-eccentric adjusting device for extrusion of flat cable Active CN110111947B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111816383A (en) * 2020-07-20 2020-10-23 浙江亘古电缆股份有限公司 System and method for automatically adjusting cable insulation core deviation degree
CN114823002A (en) * 2022-06-27 2022-07-29 南洋电缆(天津)有限公司 Cable core deviation prevention equipment for cable production

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB780664A (en) * 1953-12-04 1957-08-07 Eugen Schmitz Improvements in machines for covering electric conductors with insulation
CN201616299U (en) * 2009-11-05 2010-10-27 浙江万马电缆股份有限公司 Eccentricity control device for cable plastic extrusion
CN107507679A (en) * 2017-07-21 2017-12-22 宁波球冠电缆股份有限公司 A kind of four core parallel cluster aerial cable deviation correcting devices
CN206947040U (en) * 2017-08-07 2018-01-30 河南胜华电缆集团有限公司 A kind of cable extrusion draw-gear
CN208413468U (en) * 2018-04-23 2019-01-22 南安市创培电子科技有限公司 Bracket is used in a kind of production of automobile cable

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB780664A (en) * 1953-12-04 1957-08-07 Eugen Schmitz Improvements in machines for covering electric conductors with insulation
CN201616299U (en) * 2009-11-05 2010-10-27 浙江万马电缆股份有限公司 Eccentricity control device for cable plastic extrusion
CN107507679A (en) * 2017-07-21 2017-12-22 宁波球冠电缆股份有限公司 A kind of four core parallel cluster aerial cable deviation correcting devices
CN206947040U (en) * 2017-08-07 2018-01-30 河南胜华电缆集团有限公司 A kind of cable extrusion draw-gear
CN208413468U (en) * 2018-04-23 2019-01-22 南安市创培电子科技有限公司 Bracket is used in a kind of production of automobile cable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111816383A (en) * 2020-07-20 2020-10-23 浙江亘古电缆股份有限公司 System and method for automatically adjusting cable insulation core deviation degree
CN114823002A (en) * 2022-06-27 2022-07-29 南洋电缆(天津)有限公司 Cable core deviation prevention equipment for cable production

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