CN110310785B - Coaxial cable production process - Google Patents

Coaxial cable production process Download PDF

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Publication number
CN110310785B
CN110310785B CN201910647494.5A CN201910647494A CN110310785B CN 110310785 B CN110310785 B CN 110310785B CN 201910647494 A CN201910647494 A CN 201910647494A CN 110310785 B CN110310785 B CN 110310785B
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China
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cable
driving
winding
ring
fixed
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CN110310785A (en
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刘斌
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Hangzhou Shuangchen Cable Co ltd
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Hangzhou Shuangchen Cable Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/10Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
    • 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
    • H01B13/0006Apparatus or processes specially adapted for manufacturing conductors or cables for reducing the size of conductors or cables
    • 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
    • H01B13/0016Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
    • H01B13/002Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment for heat extraction
    • 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
    • H01B13/016Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
    • 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
    • H01B13/016Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
    • H01B13/0162Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables of the central conductor
    • 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
    • H01B13/016Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
    • H01B13/0165Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables of the layers outside the outer conductor
    • 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
    • H01B13/016Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
    • H01B13/0167After-treatment
    • 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
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion
    • H01B13/141Insulating conductors or cables by extrusion of two or more insulating layers
    • 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
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion
    • H01B13/145Pretreatment or after-treatment
    • 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
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion
    • H01B13/148Selection of the insulating material therefor
    • 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
    • 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
    • H01B13/26Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
    • H01B13/2606Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by braiding
    • 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
    • H01B13/30Drying; Impregnating
    • 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
    • B65H2701/34Handled filamentary material electric cords or electric power cables

Abstract

The invention discloses a coaxial cable production process, which comprises the working procedures of copper wire thinning, foaming insulation injection molding, copper strip cutting, copper strip welding, spraying coating and curing, sleeving a fiber sleeve, and insulating layer injection molding, thus finishing cable manufacturing, winding and collecting; adopt the coiling subassembly to coil after the cable preparation is accomplished, the coiling subassembly includes coiler and guider, the coiler is used for placing the dish of cable and is used for the coiling stand of coiling the cable including the level setting, it still is equipped with the fixed subassembly that is used for fixed cable tip on the dish to place, the coiler still is connected with drive arrangement. Through the arrangement, the production process of the whole cable is improved in strength, can adapt to various environments, is also provided with the winding assembly for convenient collection, and improves the production efficiency.

Description

Coaxial cable production process
Technical Field
The invention relates to the technical field of cable production, in particular to a coaxial cable production process.
Background
Coaxial cables can be divided into two basic types, namely baseband cables and broadband cables, wherein the baseband cables are commonly used cables at present, shielding wires of the baseband cables are of a mesh structure made of copper and have a characteristic impedance of 50, and the shielding wires commonly used for the broadband coaxial cables are usually stamped and formed by aluminum and have a characteristic impedance of 75.
Most of baseband cables are used for data transmission, the laying length of China is located at the front of the world, the baseband cables are also one of indispensable infrastructures for the lives of people, and meanwhile, the processing and production yield of the baseband cables is increased year by year. The requirements for the quality of the cable itself are becoming more stringent, and in particular, the compression and bending resistance of the cable can directly affect the service quality and the service life of the cable.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a coaxial cable production process which can improve the quality and prolong the service life of a coaxial cable.
The technical purpose of the invention is realized by the following technical scheme: the coaxial cable production process comprises the following steps:
step one, copper wires are thinned, and the copper wires are thinned to be made into conductors;
step two, foaming insulation injection molding, namely, injection molding a layer of foaming insulation layer formed by foaming insulation material on the outer surface of the electric conductor and timely cooling;
thirdly, cutting the copper strip, namely cutting the copper strip according to a preset specification by adopting a cutting device and cutting off redundant copper wires;
step four, welding a copper strip, namely wrapping the fixed copper strip on the outer surface of the foamed insulating layer and welding the copper strip into a seamless outer conductor layer;
step five, spraying a coating film and curing, namely spraying a heat-insulating corrosion-resistant coating film on the outer conductor layer, and drying and curing;
step six, sleeving a fiber sleeve, weaving a fiber net and coating the fiber net on a cable to form the fiber sleeve, melting the fiber sleeve, and blowing and cooling the fiber sleeve by using air at the temperature of 5-10 ℃;
step seven, injection molding of the insulating layer, namely, injection molding of polyvinyl chloride to cover the outer conductor layer to form the insulating layer, cooling in water, drying the surface by using air, finishing cable manufacturing, winding and collecting;
the cable winding device comprises a winding assembly, a winding stand column, a fixing assembly and a driving device, wherein the winding assembly is adopted for winding after the cable is manufactured, the winding assembly comprises a winding machine and a guiding device, the winding machine comprises a placing plate and a winding stand column, the placing plate is horizontally arranged and used for placing the cable, the winding stand column is used for winding the cable, the fixing assembly is further arranged on the placing plate and used for fixing the end portion of the cable, and the winding machine is further connected with.
Through adopting above-mentioned technical scheme, the production process of whole cable has improved on itself intensity on the one hand, and the setting on the insulating layer of moulding plastics of foaming can be fine separate the electric conductor with the outside, promotes information transmission's stability as far as, reduces external disturbance, and copper strips welded outer conductor layer also can form stable coaxial structure simultaneously, and the setting of fibre cover has then not only improved the intensity of cable, has also improved tensile and compressive capacity, can adapt to multiple environment. Meanwhile, the winding assembly is arranged, so that the collection is convenient, and the production efficiency is improved.
The invention is further provided with: the machine of rolling up still include vertical setting with the dwang that drive arrangement power is connected, the both ends of dwang are all along the connection horizontal pole that all side fixedly connected with root level set up, and many connect the horizontal pole all to follow the radial setting of dwang, the fixed cover of coiling stand is located week side of dwang, the coiling stand by hold down the ring, go up to hold the ring, many fixed settings in down hold the ring and last the connection montant of accepting between the ring and constitute, hold down the ring and last the ring and respectively with many connection horizontal pole fixed connection of both ends department of dwang, place the coiled casing and locate coiling stand week side and with hold down ring fixed connection.
By adopting the technical scheme, the end part can be fixed on the placing disc after the cable production is finished, and the coiling collection is carried out on the coiling stand column under the driving of the driving device, so that the collection of the cable is finished, and the work efficiency is improved.
The invention is further provided with: it sets up and fixed connection in by many levels to place the dish accept down the bearing bar on the ring and place the ring and constitute, many the bearing bar all follows the radial setting of dwang, place the ring fixed cup joint in many the tip of bearing bar, fixed subassembly fixed connection is in one of them on the bearing bar.
Through adopting above-mentioned technical scheme, place a set fixed connection on the stand of convoluteing, and the stand of convoluteing then fixed connection on the dwang, the dwang is connected with drive arrangement to form a whole, the three can be synchronous rotation under drive arrangement's drive, and then realizes the operation of convoluteing to the cable.
The invention is further provided with: the fixed subassembly is including being fixed in the fixed semi-ring and the elastic rubber frenulum of bearing bar bottom, the one end in elastic rubber frenulum is fixed in the bearing bar bottom and with leave between the fixed semi-ring and be equipped with the space that is used for the cable to wear to establish, the other end in elastic rubber frenulum is fixed in the bearing bar is close to the tip of dwang, the sliding tray has been seted up to the ring of holding down the level, fixedly connected with the elastic rubber frenulum the one end of bearing bar rotate connect in place on the ring, and other end sliding connection in the sliding tray, the bottom of holding down the ring still is equipped with a plurality of fixed hooks that are used for adjusting the tight degree of support between elastic rubber frenulum and the cable.
Through adopting above-mentioned technical scheme, the setting up of sliding tray makes this bearing bar can slide wherein, and the elastic rubber frenulum can form the cooperation with fixed semi-ring and fix the cable, simultaneously because the fixed hook is provided with a plurality ofly, so can scrape the fixed hook of difference with the elastic rubber frenulum according to the atress requirement on in order to satisfy the demands, and hang when the elastic rubber frenulum on the fixed hook, because tensioning can stimulate the bearing bar to laminating on the one end lateral wall of sliding tray, the cable is fixed in fixed semi-ring this moment, when accomplishing the coiling needs to promote whole bundle of cable, take off the elastic rubber frenulum and make it break away from with the fixed hook, the bearing bar can slide to the other end of sliding tray this moment, thereby fixed semi-ring breaks away from the tip of cable, whole bundle of cable can directly upwards promote, accomplish the.
The invention is further provided with: the guide device comprises a vertical frame, a lifting block and an adjusting component, wherein the vertical frame is vertically arranged and parallel to the rotating rod, the lifting block is connected to the frame in a vertical sliding mode, and the adjusting component drives the lifting block to vertically move.
The invention is further provided with: the frame is vertically provided with a through adjusting groove, the lifting block is horizontally provided with a through guide hole for a cable to pass through, the adjusting assembly comprises an adjusting screw rod and a transmission rod sleeved on the adjusting screw rod in a threaded manner, and the transmission rod is fixedly connected to the lifting block;
the adjusting screw rod is provided with two opposite thread grooves which are staggered mutually and are arranged on the adjusting screw rod, the thread grooves are communicated smoothly at the end parts, the end part of the transmission rod is provided with a thread sleeve, the thread sleeve is connected in one of the thread grooves in a threaded manner, and the height of the thread groove is equal to that of the winding stand column.
Through adopting above-mentioned technical scheme, adjusting the setting up of lead screw and making the thread bush can go back and forth rectilinear motion in vertical direction to height when can rolling up the cable and the coiling operation phase-match of coiling stand on vertical height, make to coil between the stand every circle of cable inseparabler when rolling up.
The invention is further provided with: the both ends of adjusting the lead screw all rotate connect in the frame, and the bottom with drive arrangement power connect and with the dwang synchronous rotation, the thread groove is equal to along the number of turns that adjusting the axial formation of lead screw the ratio of the height of coiling stand and cable diameter.
Through adopting above-mentioned technical scheme, because the spiral groove is equal to along adjusting the number of turns that lead screw axial formed the ratio of the height of coiling the stand and the cable diameter, when coiling the stand and rotate the round promptly, the screw lead screw carries out the round and rotates to the distance that the corresponding thread bush goes up and down is also invariable.
The invention is further provided with: a variation component is also arranged between the transmission rod and the lifting block and comprises a stress part, a transmission part and an execution part;
the stress part comprises a driving rack which is vertically arranged and fixedly connected to the end part of the transmission rod and a driving gear shaft which is rotatably connected to the rack and meshed with the driving rack;
the transmission part comprises a rotary round table fixedly connected to the drive gear shaft, a drive column fixedly connected to the rotary round table and a stabilizing disc,
the transmission part also comprises a driven gear shaft which is rotationally connected to the rack, an adjusting disc is fixedly connected to the driven gear shaft, a plurality of driving grooves are formed in the adjusting disc, the driving grooves are uniformly formed along the circumferential direction of the adjusting disc at intervals, and one end of each driving groove is communicated with the outside and matched with the driving column;
the diameter of the driving column is smaller than or equal to the width of the driving groove, and when the rotating circular truncated cone rotates, the driving column is driven to enter the driving groove and drive the adjusting disc to rotate until the driving column is separated from the driving groove;
an inward-concave stable arc part is arranged between every two driving grooves on the adjusting disc and matched with the stable disc, the stable disc is disc-shaped, a notch is formed in the outer circumference of the stable disc, and the driving column is located in the notch and located on the outer circumference of the stable disc;
the executing part comprises a driven rack meshed with the driven gear shaft, and the driven rack is vertically arranged and fixedly connected to the side wall of the lifting block.
Through adopting above-mentioned technical scheme, be provided with the subassembly of playing, because the transfer line is the infinitely variable control motion under the drive of adjusting the lead screw, thereby drive gear axle and carry out continuous rotation, and the direction of rotation of drive gear axle can change along with the lift of thread bush, drive gear axle rotation action can drive driving post and stabilizer disc with down and rotate, simultaneously because the cooperation of adjusting disc and driving post, the adjusting disc all can rotate fixed angle when the driving post rotates the round at every turn, and drive driven rack motion a segment distance, thereby drive the elevator and go up and down, and convert the infinitely variable control into the step control, make the height of adjusting collar can keep the phase-match with the cable position in convoluteing, be favorable to the compactness of cable winding.
The invention is further provided with: the fiber net is formed by weaving first fibers and second fibers, metal wires are woven in the first fibers, the melting temperature of the second fibers is lower than that of the first fibers, the second fibers are melted to form a skeleton structure, and the melting temperature of the second fibers is 100-150 ℃.
By adopting the technical scheme, the first fibers woven into the metal wires and the second fibers which are fused to form the framework structure are adopted, so that the surface layer of the cable can be completely covered, and meanwhile, the compression resistance and the bending resistance of the cable are greatly improved.
The invention is further provided with: the melting temperature of the fiber sleeve is 100-150 ℃, and the melting time is 5-15 min; and in the fifth step, hot air with the temperature of 70-110 ℃ is adopted when drying and curing are carried out.
By adopting the technical scheme, the melting temperature and the melting duration can not only meet the melting condition of the second fiber, but also reduce the adverse effect of the heating temperature on the internal structure under the isolation effect of the heat-insulating corrosion-resistant coating.
In conclusion, the invention has the following beneficial effects: the strength of the cable is improved, the electric conductor can be well separated from the outside by arranging the foaming insulation injection layer, the stability of information transmission is improved as much as possible, the external interference is reduced, meanwhile, the outer conductor layer welded by the copper strip can also form a stable coaxial structure, and the arrangement of the fiber sleeve not only improves the strength of the cable, but also improves the tensile and compressive capacities and can adapt to various environments;
meanwhile, the winding assembly is arranged to facilitate collection, production efficiency is improved, the adjusting screw rod of the guide device can drive the transmission rod to reciprocate in the vertical direction, and the guide device is matched with the variation assembly, so that the cable can be well matched with the height control of the cable to be wound, the height of the cable is kept to be corresponding to the height of the winding of the cable on the winding stand column, and the tightness degree between the cables is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic view of the structure of a coiler;
FIG. 3 is a schematic view of the guide with the frame removed;
fig. 4 is an exploded view of the structure of the variation assembly.
Reference numerals: 1. a coiler; 2. a guide device; 21. a frame; 211. an adjustment groove; 22. a lifting block; 221. a guide hole; 3. placing a tray; 31. a load-bearing bar; 32. placing a ring; 4. winding the upright post; 41. an upper bearing ring; 42. a lower bearing ring; 421. a sliding groove; 43. connecting the vertical rods; 5. a fixing assembly; 51. a stationary half ring; 52. an elastic rubber band; 53. a fixed hook; 6. a drive device; 7. rotating the rod; 71. connecting the cross bars; 8. an adjustment assembly; 81. adjusting the lead screw; 82. a transmission rod; 821. a threaded sleeve; 9. a variation component; 10. a force receiving portion; 101. a drive rack; 102. a drive gear shaft; 11. a transmission section; 111. rotating the circular truncated cone; 112. a drive column; 113. a stabilizing disc; 114. a driven gear shaft; 115. an adjusting disk; 116. a drive slot; 117. a stabilizing arc portion; 12. an execution unit; 121. a driven rack.
Detailed Description
Example (b): a coaxial cable production process comprises the following steps:
step one, copper wires are thinned, and the copper wires are thinned to be made into conductors;
step two, foaming insulation injection molding, namely, injection molding a layer of foaming insulation layer formed by foaming insulation material on the outer surface of the electric conductor and timely cooling;
thirdly, cutting the copper strip, namely cutting the copper strip according to a preset specification by adopting a cutting device and cutting off redundant copper wires;
step four, welding a copper strip, namely wrapping the fixed copper strip on the outer surface of the foamed insulating layer and welding the copper strip into a seamless outer conductor layer;
step five, spraying a coating film and curing, namely spraying a heat-insulating corrosion-resistant coating film on the outer conductor layer, drying and curing, and adopting hot air with the temperature of 85 ℃ when drying and curing;
step six, sleeving a fiber sleeve, weaving a fiber net and coating the fiber net on a cable to form the fiber sleeve, melting the fiber sleeve, and blowing and cooling the fiber sleeve by using air at the temperature of 5 ℃; the fiber net is formed by weaving first fibers and second fibers, metal wires are woven in the first fibers, the melting temperature of the second fibers is lower than that of the first fibers, the second fibers are melted to form a skeleton structure, and the melting temperature of the second fibers is 100 ℃; the melting temperature of the fiber sleeve is 100 ℃, and the melting time is 10 min;
and seventhly, performing injection molding on the insulating layer, performing injection molding on the outer conductor layer to cover polyvinyl chloride to form the insulating layer, cooling in water, drying the surface by using air, and finishing the manufacture, winding and collection of the cable.
After accomplishing above-mentioned step, thereby need to collect cable inlet wire coiling storage and transportation of being convenient for, adopt the coiling subassembly to convolute when coiling collection, as shown in fig. 1, and the coiling subassembly includes coiler 1 and guider 2, coiler 1 is used for fixed and lasting the coiling of the one end of cable, finally form and pile up closely, the unanimous cable of specification is tied, guider 2 then is used for the height of the cable at the real-time regulation cable of the in-process of coiling to the cable can be along the inseparable coiling shaping of 1 vertical direction of coiler when can keeping coiling.
Specifically, as shown in fig. 1 and 2, the coiler 1 includes a placing plate 3 horizontally arranged for placing a cable and a coiling column 4 for coiling the cable, a fixing assembly 5 for fixing the end of the cable is further arranged on the placing plate 3, and the coiler 1 is further connected with a driving device 6. The coiling machine 1 still includes vertical setting and dwang 7 with drive arrangement 6 power connection, the both ends of dwang 7 all are along the connecting horizontal pole 71 that all incline many levels of side fixedly connected with set up, and many connecting horizontal poles 71 all follow the radial setting of dwang 7, the week side of dwang 7 is located to the fixed cover of coiling stand 4, coiling stand 4 is by bearing ring 42 down, on bearing ring 41, many fixed settings are in bearing ring 42 down and are gone up the connection montant 43 between bearing ring 41 and constitute, lower bearing ring 42 and last bearing ring 41 respectively with the many connecting horizontal pole 71 fixed connection of the both ends department of dwang 7, place 3 covers of dish and locate coiling stand 4 week sides and with lower bearing ring 42 fixed connection.
Place dish 3 by many level settings and fixed connection in bearing ring 42 down on bearing rod 31 with place the ring 32 and constitute, many bearing rods 31 all along the radial setting of dwang 7, place the fixed tip of cup jointing in many bearing rods 31 of ring 32, fixed subassembly 5 fixed connection is on one of them bearing rod 31.
As shown in fig. 1 and 2, the fixing assembly 5 includes a fixed half ring 51 and an elastic rubber tie 52 fixed to the bottom of the bearing rod 31, one end of the elastic rubber tie 52 is fixed to the bottom of the bearing rod 31 and a gap for the cable to pass through is left between the fixed half ring 51 and the bearing rod 31, the other end of the elastic rubber tie 52 is fixed to the end of the bearing rod 31 close to the rotating rod 7, a sliding groove 421 is horizontally formed on the lower bearing ring 42, one end of the bearing rod 31 fixedly connected with the elastic rubber tie 52 is rotatably connected to the placing ring 32, and the other end of the bearing rod is slidably connected in the sliding groove 421, and a plurality of fixing hooks 53 for adjusting the degree of tightness between the elastic rubber tie 52 and the cable are further arranged at the bottom of.
The sliding groove 421 is provided to allow the bearing rod 31 to slide therein, the elastic rubber belt 52 can be matched with the fixed half ring 51 to fix the cable, and meanwhile, the fixed hooks 53 are provided with a plurality of elastic rubber belts 52, so that the elastic rubber belts 52 can be hung on different fixed hooks 53 according to the stress requirement to meet the requirement, and when the elastic rubber belts 52 are hung on the fixed hooks 53, the bearing rod 31 can be pulled to be attached to one end side wall of the sliding groove 421 due to the tensioning effect, the cable is fixed in the fixed half ring 51, and then the cable can be wound by rotating the winding upright post 4. When the winding of the whole bundle of cables is completed and the whole bundle of cables needs to be lifted, the elastic rubber tying band 52 is taken down to be separated from the fixing hook 53, at this time, the bearing rod 31 can slide towards the other end of the sliding groove 421, so that the fixing half ring 51 is separated from the end part of the cables, and the whole bundle of cables can be directly lifted upwards to complete the transportation.
On the other hand, as shown in fig. 1 and 3, the guide device 2 includes a frame 21 vertically disposed in parallel with the rotating rod 7, an elevating block 22 vertically slidably coupled to the frame 21, and an adjusting assembly 8 driving the elevating block 22 to vertically move. The frame 21 is vertically provided with a through adjusting groove 211, the lifting block 22 is horizontally provided with a through guide hole 221 for a cable to pass through, the adjusting assembly 8 comprises an adjusting screw 81 and a transmission rod 82 with a threaded sleeve 821 arranged on the adjusting screw 81, and the transmission rod 82 is in power connection with the lifting block 22.
The adjusting screw 81 is provided with two oppositely arranged and mutually staggered thread grooves which are smoothly communicated at the end part, the end part of the transmission rod 82 is provided with a thread sleeve 821, the thread sleeve 821 is connected in one of the thread grooves in a threaded manner, the height of the thread groove is equal to that of the winding upright post 4, and the adjusting screw 81 and the winding upright post 4 are also at the same installation height. The both ends of adjusting lead screw 81 are all rotated and are connected on frame 21, and the bottom is connected with drive arrangement 6 power and rotate with dwang 7 synchronization, and the thread groove is equal to the ratio of the height of coiling stand 4 and cable diameter along the number of turns that adjusting lead screw 81 axial formed, or is the multiple of ratio, and when coiling stand 4 rotated the round promptly, the threaded lead screw carried out round or many circles and rotated to the distance that the corresponding thread bush 821 goes up and down is also invariable.
Further, as shown in fig. 3 and 4, a variation assembly 9 is further arranged between the transmission rod 82 and the lifting block 22, and the variation assembly 9 comprises a force receiving part 10, a transmission part 11 and an execution part 12.
As shown in fig. 3 and 4, the force receiving portion 10 includes a driving rack 101 vertically disposed and fixedly connected to an end of the transmission rod 82, and a driving gear shaft 102 rotatably connected to the frame 21 and engaged with the driving rack 101. The transmission portion 11 includes rotation round platform 111 of fixed connection on drive gear shaft 102, drive post 112 and stabilizer disc 113 on rotation round platform 111 of fixed connection, transmission portion 11 is still including rotating the driven gear shaft 114 of connecting on frame 21, fixedly connected with adjustment disk 115 on the driven gear shaft 114, a plurality of driving grooves 116 have been seted up on the adjustment disk 115, a plurality of driving grooves 116 are evenly seted up along adjustment disk 115 circumference interval, and drive groove 116 one end with outside intercommunication and with drive post 112 cooperation. The diameter of the driving column 112 is equal to the width of the driving groove 116, and when the rotary circular table 111 rotates, the driving column 112 is driven to enter the driving groove 116 and drive the adjusting disc 115 to rotate until the driving column 112 is separated from the driving groove 116, so that the adjusting disc 115 can be driven to rotate by a fixed angle under the cooperation of the driving groove 116 each time the driving column 112 rotates for one circle.
As shown in fig. 3 and 4, an inward concave stabilizing arc 117 is disposed between every two driving grooves 116 on the adjusting plate 115, the stabilizing arc 117 is matched with the stabilizing plate 113, the stabilizing plate 113 is disc-shaped and has a notch on its outer circumference, and the driving column 112 is located in the notch and on the outer circumference of the stabilizing plate 113.
When the rotary circular table 111 drives the driving column 112 to rotate, the driving column 112 enters the driving groove 116, at this time, the adjusting disc 115 can be driven to synchronously rotate due to the continuous rotation of the driving column 112 until the adjusting disc 115 loses the rotational driving force after the driving column 112 is separated from the driving groove 116, and at this time, the stabilizing disc 113 is in sliding abutment with the stabilizing arc portion 117 along with the continuous rotation of the rotary circular table 111, so that the continuous rotation of the adjusting disc 115 is limited until the stabilizing disc 113 is separated from the stabilizing arc portion 117, and meanwhile, the driving column 112 enters the next adjacent driving groove 116 to drive the adjusting disc 115 to rotate with a stable period and a stable angle.
In order to realize the fit between the driving column 112 and the driving groove 116 and the smooth connection between the stabilizing disc 113 and the stabilizing arc 117, the central angle of the circumference corresponding to the notch on the stabilizing disc 113 is equal to the included angle between every two driving grooves 116, and the angle of rotation of the adjusting disc 115 carried by the driving column 112 entering and separating from the driving groove 116 enables the outer edge of the stabilizing disc 113 to enter the stabilizing arc 117 in advance.
As shown in fig. 3 and 4, the executing portion 12 is a driven rack 121 engaged with the driven gear shaft 114, the driven rack 121 is vertically disposed and fixedly connected to a side wall of the lifting block 22, when the driven gear shaft 114 is driven by the adjusting disk 115 to periodically rotate, the driven rack 121 can be driven to periodically lift and lower, the stepless adjustment of the adjusting screw 81 is converted into a plurality of step adjustments with controllable movement intervals, that is, the adjusting screw 81 completes one rotation or more rotations along with one rotation of the winding upright post 4, the interval for driving the transmission rod 82 and the driving rack 101 to lift is a controllable interval, the driving gear shaft 102 is further driven to rotate one or more rotations, so that the driving post 112 abuts against and pushes the adjusting disk 115 to rotate, and finally the driven gear shaft 114 drives the driven rack 121 to lift and lower. In order to better match the cable winding height with the winding height of the winding upright 4 during winding, the distance of the ascending or descending of the adjusting sleeve is set to be equal to the diameter of the cable when the winding upright 4 rotates once.

Claims (6)

1. The coaxial cable production process is characterized by comprising the following steps:
step one, copper wires are thinned, and the copper wires are thinned to be made into conductors;
step two, foaming insulation injection molding, namely, injection molding a layer of foaming insulation layer formed by foaming insulation material on the outer surface of the electric conductor and timely cooling;
thirdly, cutting the copper strip, namely cutting the copper strip according to a preset specification by adopting a cutting device and cutting off redundant copper wires;
step four, welding a copper strip, namely wrapping the fixed copper strip on the outer surface of the foamed insulating layer and welding the copper strip into a seamless outer conductor layer;
step five, spraying a coating film and curing, namely spraying a heat-insulating corrosion-resistant coating film on the outer conductor layer, and drying and curing;
step six, sleeving a fiber sleeve, weaving a fiber net and coating the fiber net on a cable to form the fiber sleeve, melting the fiber sleeve, and blowing and cooling the fiber sleeve by using air at the temperature of 5-10 ℃;
step seven, injection molding of the insulating layer, namely, injection molding of polyvinyl chloride to cover the outer conductor layer to form the insulating layer, cooling in water, drying the surface by using air, finishing cable manufacturing, winding and collecting;
the cable winding device comprises a winding assembly, a winding mechanism and a control system, wherein the winding assembly is adopted for winding after the cable is manufactured, the winding assembly comprises a winding machine (1) and a guide device (2), the winding machine (1) comprises a placing plate (3) which is horizontally arranged and used for placing the cable and a winding upright post (4) which is horizontally arranged and used for winding the cable, a fixing assembly (5) which is used for fixing the end part of the cable is further arranged on the placing plate (3), and the winding machine (1) is further connected with a driving device (6); the coiling machine (1) further comprises a rotating rod (7) which is vertically arranged and is in power connection with the driving device (6), wherein two ends of the rotating rod (7) are fixedly connected with a plurality of horizontally arranged connecting cross rods (71) along the circumferential side, the connecting cross rods (71) are arranged along the radial direction of the rotating rod (7), the winding stand column (4) is fixedly sleeved on the circumferential side of the rotating rod (7), and the guiding device (2) comprises a rack (21) which is vertically arranged in parallel with the rotating rod (7), a lifting block (22) which is vertically and slidably connected onto the rack (21) and an adjusting component (8) which drives the lifting block (22) to vertically move; a through adjusting groove (211) is vertically formed in the rack (21), a through guide hole (221) is horizontally formed in the lifting block (22) for a cable to pass through, the adjusting assembly (8) comprises an adjusting screw rod (81) and a transmission rod (82) with a threaded sleeve (821) arranged on the adjusting screw rod (81), and the transmission rod (82) is fixedly connected to the lifting block (22);
the adjusting screw rod (81) is provided with two oppositely arranged and mutually staggered thread grooves, the end parts of the two thread grooves are smoothly communicated, the end part of the transmission rod (82) is provided with a thread sleeve (821), the thread sleeve (821) is connected into one of the thread grooves in a threaded manner, and the height of the thread groove is equal to that of the winding upright post (4); the two ends of the adjusting screw rod (81) are rotatably connected to the rack (21), the bottom end of the adjusting screw rod is in power connection with the driving device (6) and synchronously rotates with the rotating rod (7), and the number of turns of the thread groove formed along the axial direction of the adjusting screw rod (81) is equal to the ratio of the height of the winding upright post (4) to the diameter of the cable; an ensemble component (9) is further arranged between the transmission rod (82) and the lifting block (22), and the ensemble component (9) comprises a stress part (10), a transmission part (11) and an execution part (12);
the stress part (10) comprises a driving rack (101) which is vertically arranged and fixedly connected to the end part of the transmission rod (82), and a driving gear shaft (102) which is rotatably connected to the rack (21) and meshed with the driving rack (101);
the transmission part (11) comprises a rotary circular table (111) fixedly connected to the driving gear shaft (102), a driving column (112) fixedly connected to the rotary circular table (111) and a stabilizing disc (113),
the transmission part (11) further comprises a driven gear shaft (114) which is rotatably connected to the rack (21), an adjusting disc (115) is fixedly connected to the driven gear shaft (114), a plurality of driving grooves (116) are formed in the adjusting disc (115), the driving grooves (116) are uniformly formed along the circumferential direction of the adjusting disc (115) at intervals, and one end of each driving groove (116) is communicated with the outside and is matched with the driving column (112);
the diameter of the driving column (112) is smaller than or equal to the width of the driving groove (116), and when the rotary circular truncated cone (111) rotates, the driving column (112) is driven to enter the driving groove (116) and drive the adjusting disc (115) to rotate until the driving column (112) is separated from the driving groove (116);
an inward concave stable arc part (117) is formed between every two driving grooves (116) on the adjusting disc (115), the stable arc part (117) is matched with the stable disc (113), the stable disc (113) is disc-shaped, a gap is formed in the outer circumference of the stable disc (113), and the driving column (112) is located in the gap and located on the outer circumference of the stable disc (113);
the executing part (12) comprises a driven rack (121) meshed with the driven gear shaft (114), and the driven rack (121) is vertically arranged and fixedly connected to the side wall of the lifting block (22).
2. The process for producing a coaxial cable according to claim 1, wherein: coiling stand (4) by hold ring (42) down, go up to hold ring (41), many fixed settings in hold ring (42) down and last hold the connection montant (43) between ring (41) and constitute, hold ring (42) down and last hold ring (41) respectively with many connection horizontal pole (71) fixed connection of the both ends department of dwang (7), place set (3) cover and locate coiling stand (4) week side and with hold ring (42) fixed connection down.
3. The process for producing a coaxial cable according to claim 2, wherein: place dish (3) by many level settings and fixed connection in bearing rod (31) on ring (42) down with place ring (32) and constitute, many bearing rod (31) all are followed the radial setting of dwang (7), place ring (32) fixed cup joint in many the tip of bearing rod (31), fixed subassembly (5) fixed connection in one of them on bearing rod (31).
4. A process for producing a coaxial cable according to claim 3, wherein: the fixing component (5) comprises a fixed semi-ring (51) and an elastic rubber lace (52) which are fixed at the bottom of the bearing rod (31), one end of the elastic rubber lacing (52) is fixed at the bottom of the bearing rod (31) and a gap for the cable to penetrate is reserved between the elastic rubber lacing and the fixed half ring (51), the other end of the elastic rubber lacing (52) is fixed at the end part of the bearing rod (31) close to the rotating rod (7), a sliding groove (421) is horizontally arranged on the lower bearing ring (42), one end of the bearing rod (31) fixedly connected with the elastic rubber lacing (52) is rotatably connected on the placing ring (32), and the other end is connected in the sliding groove (421) in a sliding manner, and the bottom of the lower bearing ring (42) is also provided with a plurality of fixing hooks (53) for adjusting the abutting degree between the elastic rubber lace (52) and the cable.
5. The process for producing a coaxial cable according to claim 2, wherein: the fiber net is formed by weaving first fibers and second fibers, metal wires are woven in the first fibers, the melting temperature of the second fibers is lower than that of the first fibers, the second fibers are melted to form a skeleton structure, and the melting temperature of the second fibers is 100-150 ℃.
6. The process for producing a coaxial cable according to claim 5, wherein: the melting temperature of the fiber sleeve is 100-150 ℃, and the melting time is 5-15 min; and in the fifth step, hot air with the temperature of 70-110 ℃ is adopted when drying and curing are carried out.
CN201910647494.5A 2019-07-17 2019-07-17 Coaxial cable production process Active CN110310785B (en)

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CN110906262A (en) * 2019-12-31 2020-03-24 赣州明龙照明科技有限公司 Solar street lamp
CN113493144B (en) * 2021-07-22 2022-11-18 淮南文峰光电科技股份有限公司 Automatic winding equipment for manufacturing cables

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DE10314421B4 (en) * 2003-03-28 2007-05-31 Kollek, Manfred, Dipl.-Ing. Device for unwinding and rolling up cable rings, cable rings, cable drums and similar rolling stock
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CN107705926B (en) * 2016-04-28 2019-04-16 杭州富通电线电缆有限公司 A kind of coaxial cable production technology
CN205838224U (en) * 2016-06-11 2016-12-28 林清金 A kind of cable reclaimer
CN207483054U (en) * 2017-11-01 2018-06-12 超前线缆有限公司 A kind of efficiently automatic curler of cable cable
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