CN108492937B - A kind of cable manufacturing and processing equipment - Google Patents

A kind of cable manufacturing and processing equipment Download PDF

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Publication number
CN108492937B
CN108492937B CN201810333478.4A CN201810333478A CN108492937B CN 108492937 B CN108492937 B CN 108492937B CN 201810333478 A CN201810333478 A CN 201810333478A CN 108492937 B CN108492937 B CN 108492937B
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CN
China
Prior art keywords
detection
cylinder barrel
cable
chamber
square
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Application number
CN201810333478.4A
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Chinese (zh)
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CN108492937A (en
Inventor
许根海
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.)
Ningbo De Sunny Electric Technology Co Ltd
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Ningbo De Sunny Electric Technology Co Ltd
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Priority to CN201810333478.4A priority Critical patent/CN108492937B/en
Publication of CN108492937A publication Critical patent/CN108492937A/en
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    • HELECTRICITY
    • H01BASIC ELECTRIC 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
    • H01B13/06Insulating conductors or cables
    • HELECTRICITY
    • H01BASIC ELECTRIC 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
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion

Abstract

The invention belongs to manufacture the special equipment of conductor or cable or method, specifically disclose a kind of cable manufacturing and processing equipment, including shell, detection hot melt chamber is equipped in shell, detection hot melt chamber side wall is equipped with detection cylinder barrel and squeezes cylinder barrel, it detects cylinder barrel and squeezes and be equipped with interconnected pipeline between cylinder barrel, it detects cylinder barrel and squeezes and be slidingly and sealingly equipped with detection piston plate and extrusion piston plate in cylinder barrel respectively, detection piston plate and extrusion piston plate are respectively equipped with detection piston rod and extrusion piston bar, detection piston rod and extrusion piston bar stretch out detection cylinder barrel far from one end of detection hot melt cavity wall respectively and squeeze cylinder barrel and be respectively equipped with detection locating rack and squeeze locating rack, it detects locating rack and squeezes to rotate respectively on locating rack and be equipped with measuring roll and compression roller, heating wire is equipped in compression roller, measuring roll and compression roller are respectively enclosed to a pros Shape.There are can not re-work after bubble in square cable insulation when the invention is intended to solve the problem of square cables manufacturing.

Description

A kind of cable manufacturing and processing equipment
Technical field
The invention belongs to manufacture the special equipment of conductor or cable or method, specifically discloses a kind of production and processing of cable and set It is standby.
Background technique
Carrier of the cable as electric current is that the modern life must by cable by the power Transmission in power station to huge numbers of families A kind of indispensable electrical component, in process of production, cable is produced and processed cable from the inside to the outside, advanced column conductor Production, then layer by layer plus insulating layer, shielded layer and protective layer etc. outside conductor, high-end cable, superimposed layer Secondary more, structure is also more complicated.Therefore, because the particularity of cable stepped construction, cable in process of production, if a certain section of electricity There are quality problems, cables can not dismantle and re-work for cable, therefore this section of cable can only be amputated or downgrade processing, or Whole cable is scrapped, therefore needs to expend a large amount of manpower and material resources in quality control.
Square cable is a kind of cable occurred to cater to special installation environment, and cross section is square, It is stored in extruder after insulating polymeric material hot melt square, is squeezed as conductor enters during cable processing at present It is coated on after machine on conductor out as conductor is extruded extruder together to form insulating layer, but in insulating polymeric material During hardening by being cooled, if inside is with the presence of bubble, bubble will be retained in the hardening of insulating polymeric material In insulating layer, which results in the in uneven thickness of insulating layer, to influence cable quality, at this time due to the construction of cable and It can not dismantle and re-work, therefore square cable can only be sawed short or downgrade processing, result in huge loss.
Summary of the invention
The invention discloses a kind of cable manufacturing and processing equipments, it is therefore intended that solves square cable production process at present In, it can not be re-worked after there is bubble in square cable insulation.
Base case of the invention are as follows: a kind of cable manufacturing and processing equipment, including shell, the shell is interior to be equipped with detection heat Molten chamber, the detection hot melt chamber are the rectangular-shape of both ends open, are respectively and fixedly provided with detection cylinder barrel on detection hot melt chamber four sides side wall With squeeze cylinder barrel, detect cylinder barrel and squeeze cylinder barrel between be equipped with communication with detection cylinder barrel and squeeze cylinder barrel pipeline, detection cylinder barrel and It squeezes and is slidingly and sealingly connected with detection piston plate and extrusion piston plate in cylinder barrel respectively, detect piston plate and extrusion piston plate point It is not fixedly connected with detection piston rod and extrusion piston bar, detects piston rod and extrusion piston bar far from detection hot melt cavity wall One end stretches out detection cylinder barrel respectively and squeezes cylinder barrel and be respectively fixedly connected with detection locating rack and squeezed locating rack, detection positioning It is rotatably connected to measuring roll and compression roller respectively on frame and extruding locating rack, heating wire, detection hot melt chamber are fixed in compression roller Measuring roll and compression roller on inner wall are respectively enclosed to the square passed through for square cable.
Technical principle and beneficial effect of the invention is:
1. when square cable is by detection hot melt chamber, if there are bubble, squares in square cable insulation Cable surface will have bulge, so as to cause square cable surface out-of-flatness, when bulge is with the movement of square cable And when moving together, bulge is contacted with measuring roll so that measuring roll by bulge pushing and towards close to detection cylinder barrel side To movement, so that detection piston plate slides in detection cylinder barrel towards close to the direction of detection hot melt cavity wall, while by It is connected to detection cylinder barrel by pipeline in squeezing cylinder barrel, therefore it is sliding away from the direction of detection hot melt cavity wall to detect piston plate It is dynamic, so that extrusion piston bar and extruding locating rack drive compression roller to move towards the direction by subquadrate cable, thus So that compression roller causes to squeeze to square cable surface, simultaneously because being equipped with heating wire in compression roller, therefore in heating wire Under heating, so that the insulating layer of square cable surface is heated and softens, the insulating layer after softening makes under the extruding of compression roller Air pressure inside bulge constantly increases, until air pressure increase to bulge it is unbearable when, bulge rupture, so that in bulge Gas be released, and then under the action of compression roller bulge is driven plain, to realize the Repair gene of square cable.
2. if square cable surface will not make measuring roll when square cable is by detection hot melt chamber without bulge At pushing, so that compression roller will not cause to squeeze to square cable, so that the intact square of normal quality Cable is able to heat chamber normal through detection.
3. working as square since the present invention is provided with detection cylinder barrel on detection hot melt four side walls of chamber and squeezes cylinder barrel There are when bulge in any one side of cable, detection cylinder barrel on the detection hot melt corresponding inner wall of chamber and squeeze cylinder barrel all can be by Triggering, so that the bulge of any one side of square cable can be processed.
Further, pressing chamber is additionally provided in the shell, the pressing chamber is located at inspection along square cable direction of feed Calorimetric melts chamber rear, flattens chamber in a rectangular parallelepiped shape, flattens and is respectively and fixedly provided with two pieces of positioning plates on each side wall of chamber, on same side wall Slicking-in roller is rotatably connected between two pieces of positioning plates, the slicking-in roller on four side walls surrounds the pros passed through for square cable Shape.By above-mentioned design, so that after square cable heats chamber after testing, due to square cable adding by compression roller Heat and extruding, so that there are deformation for square cable, the not yet square cable of hardening by cooling is by flattening chamber at this time, so that pressure It puts down intracavitary slicking-in roller and moulding again is carried out to the square cable of not yet hardening by cooling, guarantee the shape rule of square cable Then.
Cooling chamber is additionally provided in shell described further, cooling chamber is along square cable direction of feed after flattening chamber Side, cooling chamber geomery match with square cable cross-section, are fixed with cooling tube, cooling tube one end in cooling cavity wall It is connected with inlet tube, the cooling tube other end is connected with outlet tube, and inlet tube and outlet tube are connected with cooler bin, cooler bin side together It is connected with driving cylinder barrel on wall, drives and is slidingly and sealingly connected with driving piston plate in cylinder barrel, drives piston plate far from cooler bin One end be fixedly connected with driving piston rod, the driving piston rod other end is fixedly connected with transmission mechanism, the transmission mechanism by Slicking-in roller driving.By above-mentioned design, so that when square cable is by flattening chamber, due to square cable and slicking-in roller it Between there are frictional force so that slicking-in roller rotates, transmission mechanism is driven by the rotation of slicking-in roller, transmission mechanism makes to drive in turn Piston bar does linear reciprocating motion, so that driving piston plate constantly moves reciprocatingly in cylinder barrel, so that driving It will cool down in the coolant liquid sucking cooler bin in cooling tube when piston plate is moved away from the direction of cooler bin, work as driving The coolant liquid in cooler bin by cooling is pushed into cooling tube when piston plate is moved towards the direction close to cooler bin, by cold But pipe cools down the square cable in cooling chamber, so that the rapid hardening by cooling of square cable, avoiding ought be just Square cable discharging after not yet hardening by cooling and deformation occurs.
Further, the transmission mechanism includes that gear ring, driving gear and shaft, the gear ring include two and be parallel to each other Rack gear, rack gear both ends are equipped with two semicircle gag lever posts that two toothed racks are connected into closed loop, two semicircle gag lever post openings End is oppositely arranged, and the driving gear is partial gear, and the driving gear is located in gear ring, the diameter of the driving gear The distance between two toothed racks are equal.The driving gear is fixedly and coaxially connected with shaft, and the shaft and slicking-in roller are coaxial It is fixedly connected.By above-mentioned design, so that when slicking-in roller rotation, shaft rotation, shaft and then drive sliding tooth rotation are driven Dynamic, since driving gear is partial gear, sliding tooth wheel is constantly alternately engaged with two toothed racks during rotating, So that rack gear moves reciprocatingly under the rotation of driving gear.
Further, scraper plate is also fixedly installed in the shell, the scraper plate offsets with compression roller, the scraper plate for pair Press roll surface carries out spatula.By above-mentioned design, it avoids press roll surface from adhering to insulating layer clast, to squeeze by scraper plate The insulating layer clast of roller surface adherency is scraped and drops back on cable.
Detailed description of the invention
Fig. 1 is the elevational cross-sectional view of the embodiment of the present invention;
Fig. 2 is the top view of gear ring and partial gear in the present invention.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: shell 1, detection hot melt chamber 2, flattens chamber 3, cooling chamber 4, detection cylinder barrel 5, pressure spring 6, detection piston plate 7, detection piston rod 8, detection locating rack 9, measuring roll 10, pipeline 11, extrusion piston plate 12, extruding Piston rod 13, squeeze cylinder barrel 14, compression roller 15, heating wire 16, positioning plate 17, slicking-in roller 18, cooling tube 19, outlet tube 20, into Liquid pipe 21, cooler bin 22, gear ring 23, shaft 24, partial gear 25, driving cylinder barrel 26, driving piston plate 27, driving piston rod 28。
Embodiment is substantially as shown in Fig. 1: a kind of cable manufacturing and processing equipment, including shell 1, in shell 1 from right to left It successively opens and is sequentially communicated and detection hot melt chamber 2 in a rectangular parallelepiped shape, flattens chamber 3 and cooling chamber 4,4 bottom surface (this implementation of cooling chamber Alleged bottom surface is the left side and the right side of cooling chamber 4 in Fig. 1 in example) side length is equal to square cable cross-section side length;
It is mounted on a detection cylinder barrel 5 and an extruding cylinder barrel 14 on four side walls of detection hot melt chamber 2, detects cylinder barrel 5 are located at the right side for squeezing cylinder barrel 14, and detection cylinder barrel 5 and extruding cylinder barrel 14 are located parallel to the same straight line of 1 length direction of shell On, it detects cylinder barrel 5 and squeezes the pipeline 11 for being fixedly installed with communication with detection cylinder barrel 5 between cylinder barrel 14 and squeezing cylinder barrel 14, detection Cylinder barrel 5, extruding cylinder barrel 14 and pipeline 11 are provided with hydraulic oil, slidingly and sealingly pacify respectively in detection cylinder barrel 5 and extruding cylinder barrel 14 Equipped with detection piston plate 7 and extrusion piston plate 12, one side and detection cylinder barrel 5 of the detection piston plate 7 close to detection hot melt 2 inner wall of chamber Between be fixedly installed with pressure spring 6, detect piston plate 7 and 12 lower end of extrusion piston plate be fixedly installed with detection 8 He of piston rod respectively Locating rod is squeezed, detection piston rod 8 is shorter than extrusion piston bar 13, detects piston rod 8 and 13 lower end of extrusion piston bar is fixed respectively Detection locating rack 9 is installed and squeezes locating rack, detecting locating rack 9 and squeezing locating rack is in " Qian " font, detects locating rack 9 On be rotatably connected to measuring roll 10, squeeze and be rotatably connected to compression roller 15 on locating rack, heating wire 16 is installed in compression roller 15, Four compression rollers 15 and four measuring rolls 10 are respectively enclosed to a square.When workpiece does not enter in shell 1, four compression rollers 15 and the square side length that is surrounded of four measuring rolls 10 it is equal, detection piston plate 7 and detection cylinder barrel 5 are far from detection hot melt chamber 2 Inner wall offsets on one side, and 12 upper and lower end faces of extrusion piston plate are not contacted with inner wall of cylinder.The pressing chamber 3 four in 15 left side of compression roller Scraper plate is mounted on a side wall, scraper plate right end offsets with 15 left side wall of compression roller, and it is as shown in Figure 1 to scrape plate shape.
Flatten 3 four side walls of chamber on be fixedly installed with two pieces of positioning plates 17, two pieces of positioning plates 17 in every one side wall it Between be rotatably connected to slicking-in roller 18, it is equal with square cross-section of cable side length that a side length is surrounded between four slicking-in rollers 18 Square, a slicking-in roller 18 being vertically arranged shown in Fig. 1 have been fixedly and coaxially connected shaft 24, and shaft 24 passes through positioning plate 17 and 1 lower end surface of shell is stretched out, 24 lower end of shaft is coaxially fixedly installed with partial gear 25.
The cooling tube 19 around cooling chamber 4 is fixedly installed in 4 side wall of cooling chamber, 19 right end of cooling tube is connected with inlet tube 21,19 left end of cooling tube is connected with outlet tube 20, and inlet tube 21 and 20 lower end of outlet tube are connected with cooler bin 22, in inlet tube 21 Being fixedly installed with only allows liquid to flow into the check valve in cooling tube 19, and being fixedly installed in outlet tube 20 only allows liquid to flow out The check valve of cooling tube 19,22 right side wall of cooler bin are fixedly installed with driving cylinder barrel 26, drive coaxially slide and close in cylinder barrel 26 Envelope is equipped with driving piston plate 27, and driving 27 right side of piston plate is fixedly installed with driving piston rod 28, and driving piston rod 28 is right End is integrally formed rack gear 23, and the partial gear 25 of 24 lower end of shaft is engaged with gear ring 23, and gear ring 23 includes two mutually flat Capable rack gear and two semicircular gag lever posts, the left end of two toothed racks respectively with gag lever post top and bottom one at Type, the right end of two toothed racks are integrally formed with the top and bottom of another gag lever post respectively, and two gag lever post open ends are opposite Setting, partial gear 25 and 23 shape of gear ring and meshing state are as shown in Figure 2.
Specific implementation process is as follows: coolant liquid is added into cooler bin 22 until coolant liquid fills up cooler bin 22, cooling tube 19, inlet tube 21, outlet tube 20 and driving cylinder barrel 26, start heating wire 16 and cooler bin 22, and square cable is right from shell 1 The opening at end is put into hot melt test chamber, and pushes square cable, and square cable is made to stretch out shell from the opening of 1 left end of shell Body 1 then pulls square cable to move downward, bubble when square cable moves downward, in square cable insulation As square cable moves together, when the bubble in insulating layer is contacted with measuring roll 10, due to the presence of bubble, so that absolutely Edge layer surface exist protrusion so that measuring roll 10 by protrusion jack up so that measuring roll 10 drive detection locating rack 9 to Close to detection cylinder barrel 5 direction movement so that detection piston rod 8 and detection piston plate 7 towards detection cylinder barrel 5 in transport Dynamic, at this time since detection cylinder barrel 5 is provided with hydraulic oil, under the pushing of detection piston plate 7, hydraulic oil is from detection cylinder barrel 5 Interior flow into along pipeline 11 squeezes in cylinder barrel 14, so that extrusion piston plate 12 is by the pressure from hydraulic oil and towards close to just The direction of square cable moves, and then drives extrusion piston bar 13, squeezes locating rack and compression roller 15 towards by subquadrate electricity The direction of cable moves, so that the bulge of square cable surface protrusion is contacted with compression roller 15, due to pacifying in compression roller 15 Equipped with heating wire 16, make the insulating layer of square cable surface by thermal softening under the heating of heating wire 16, it is exhausted after softening Edge layer, so that the air pressure in bulge increases, so that bulge is broken through by the gas in bulge, makes under the extruding of compression roller 15 The gas obtained in bulge is released, while being compressed insulating layer under the extruding of compression roller 15 and being compacted, and due to compression roller 15 Left side is equipped with scraper plate, when the insulating layer being softened is attached on compression roller 15 with the rotating part of compression roller 15, with The rotation of compression roller 15, scraper plate scrape the insulating layer for being attached to 15 surface of compression roller, and the insulating layer being scraped drops back into cable meter Face.
Then as cable continues to move downward, square cable, which enters, to be flattened chamber 3 and contacts with slicking-in roller 18, due to four The square side length that a slicking-in roller 18 surrounds is equal with square cross-section of cable side length, and square cable passes through heating wire 16 Heating be softened, therefore the uneven place of square cable surface is compressed again and is suppressed back initial by slicking-in roller 18 Size.
After square cable enters cooling chamber 4 by flattening chamber 3, due on the right side of square cable also in flattening in chamber 3, Therefore the frictional force between square cable and slicking-in roller 18 rotates clockwise slicking-in roller 18, so that 18 band of slicking-in roller Turn axis 24 rotates clockwise, so that partial gear 25 is driven and rotates clockwise, due to partial gear 25 and shaft 24 It is fixedly connected, therefore rotation can only occur around 24 central axes of shaft for partial gear 25, the rotation of partial gear 25 drives Gear ring 23, when partial gear 25 engages below with gear ring 23, partial gear 25 drives gear ring 23 to move downward, gear ring 23 Driving piston rod 28 and driving piston plate 27 is driven to move downward, so that the coolant liquid in driving cylinder barrel 26 is driven piston plate 27 pushing and from inlet tube 21 flow into cooling tube 19 in, coolant liquid takes away the heat of square cable, so that square Shape cable fast cooling is cooling, so that square cable is rapid curing;
When partial gear 25 is engaged with 23 top of gear ring, partial gear 25 drives gear ring 23 to move right, gear ring 23 drive driving piston rod 28 and driving piston plate 27 to move right, so that negative pressure is generated in driving cylinder barrel 26, so that cold But the coolant liquid in pipe 19 flows into cooler bin 22 from outlet tube 20, by cooler bin 22 to absorbing the heat of square cable And the coolant liquid to heat up cools down, and is constantly engaged with the bottom and upper segment of gear ring 23 by partial gear 25, realizes driving The linear reciprocating motion of piston rod 28 guarantees cold so that coolant liquid constantly recycles between cooling tube 19 and cooler bin 22 But liquid enters cooler bin 22 after absorbing heat and cools down.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.

Claims (5)

1. a kind of cable manufacturing and processing equipment, it is characterised in that: detection hot melt chamber is equipped with including shell, in the shell, it is described Detection hot melt chamber is the rectangular-shape of both ends open, is respectively and fixedly provided with detection cylinder barrel and squeeze cylinder on detection hot melt chamber four sides side wall Cylinder is equipped with communication with detection cylinder barrel between detection cylinder barrel and extruding cylinder barrel and squeezes the pipeline of cylinder barrel, detects cylinder barrel and squeezes cylinder barrel It is inside slidingly and sealingly connected with detection piston plate and extrusion piston plate respectively, detects piston plate and extrusion piston plate fixed company respectively It is connected to detection piston rod and extrusion piston bar, detects one end difference of piston rod and extrusion piston bar far from detection hot melt cavity wall It stretches out detection cylinder barrel and squeezes cylinder barrel and be respectively fixedly connected with detection locating rack and squeezed locating rack, detect locating rack and extruding Measuring roll and compression roller are rotatably connected on locating rack respectively, heating wire is fixed in compression roller, detection heats on cavity wall Measuring roll and compression roller are respectively enclosed to the square passed through for square cable.
2. a kind of cable manufacturing and processing equipment according to claim 1, it is characterised in that: be additionally provided with pressing in the shell Chamber, the pressing chamber are located at detection hot melt chamber rear along square cable direction of feed, flatten chamber in a rectangular parallelepiped shape, flatten chamber It is respectively and fixedly provided with two pieces of positioning plates on each side wall, is rotatably connected to slicking-in roller, four sides between two pieces of positioning plates on same side wall Slicking-in roller on wall surrounds the square passed through for square cable.
3. a kind of cable manufacturing and processing equipment according to claim 2, it is characterised in that: be additionally provided with cooling in the shell Chamber, cooling chamber is located at along square cable direction of feed flattens chamber rear, cooling chamber geomery and square cable cross-section Match, is fixed with cooling tube in cooling cavity wall, cooling tube one end is connected with inlet tube, and the cooling tube other end is connected with out liquid Pipe, inlet tube and outlet tube be connected with cooler bin together, and driving cylinder barrel is connected on cooler bin side wall, in driving cylinder barrel sliding and It is sealedly connected with driving piston plate, driving piston plate is fixedly connected with driving piston rod far from one end of cooler bin, drives piston The bar other end is fixedly connected with transmission mechanism, and the transmission mechanism is driven by slicking-in roller.
4. a kind of cable manufacturing and processing equipment according to claim 3, it is characterised in that: the transmission mechanism includes tooth Circle, driving gear and shaft, the gear ring include two rack gears being parallel to each other, and rack gear both ends are equipped with and connect into two toothed racks The semicircle gag lever post of two of closed loop, two semicircle gag lever post open ends are oppositely arranged, and the driving gear is incomplete tooth Wheel, the driving gear are located in gear ring, and the diameter of the driving gear is equal with the distance between two toothed racks, the driving Gear is fixedly and coaxially connected with shaft, and the shaft is fixedly and coaxially connected with slicking-in roller.
5. a kind of cable manufacturing and processing equipment according to claim 4, it is characterised in that: be also fixedly mounted in the shell There is scraper plate, the scraper plate offsets with compression roller, and the scraper plate is used to carry out spatula to press roll surface.
CN201810333478.4A 2018-04-13 2018-04-13 A kind of cable manufacturing and processing equipment Active CN108492937B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810333478.4A CN108492937B (en) 2018-04-13 2018-04-13 A kind of cable manufacturing and processing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810333478.4A CN108492937B (en) 2018-04-13 2018-04-13 A kind of cable manufacturing and processing equipment

Publications (2)

Publication Number Publication Date
CN108492937A CN108492937A (en) 2018-09-04
CN108492937B true CN108492937B (en) 2019-06-14

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Application Number Title Priority Date Filing Date
CN201810333478.4A Active CN108492937B (en) 2018-04-13 2018-04-13 A kind of cable manufacturing and processing equipment

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Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101714434B (en) * 2009-11-24 2013-01-09 大连交大连续挤压技术有限公司 Continuous extruder with supporting roll
CN106024206B (en) * 2013-07-19 2017-12-08 江苏汉鼎机械有限公司 Cable production line and cable production rolling production line
CN207095479U (en) * 2017-08-31 2018-03-13 安徽牡东通讯光缆有限公司 Optical cable appearance detection apparatus

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