CN102479582A - Cable tooling mould - Google Patents
Cable tooling mould Download PDFInfo
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- CN102479582A CN102479582A CN2010105580344A CN201010558034A CN102479582A CN 102479582 A CN102479582 A CN 102479582A CN 2010105580344 A CN2010105580344 A CN 2010105580344A CN 201010558034 A CN201010558034 A CN 201010558034A CN 102479582 A CN102479582 A CN 102479582A
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Abstract
The invention relates to a cable tooling mould, which is used for coating plastics for cables and solves the problems that the size of a cable mould in the prior art is large, accordingly, the flowing time of cable core covering materials in the mould is prolonged, and different covering layers are poor in flowability. A sheath glue channel is arranged on the outer surface of a mould core base and connected with a cable sheath extruding machine, a tapered returnable conducting layer glue channel is arranged on the outer surface of a glue channel sleeve, an inlet of the tapered returnable conducting layer glue channel is arranged between two lateral ends of the tapered returnable conducting layer glue channel, and materials flow to one side of the tapered returnable conducting layer glue channel close to a feeding end of the mould core base from the inlet and then return to the other side of the tapered returnable conducting layer glue channel to flow out. As the tapered returnable conducting layer glue channel is arranged on the outer surface of the glue channel sleeve, the flow distance of the cable covering materials is changed to meet requirements. Moreover, the area of the surface of the glue channel sleeve is reasonably used by the tapered returnable conducting layer glue channel, so that the overall size of the cable tooling mould can be reduced.
Description
Technical field
The present invention relates to a kind of moulds of industrial equipment, especially a kind of being used for carried out plastic moulds of industrial equipment to cable.
Background technology
Wires and cables industry is the second largest industry that China is only second to automobile industry, and product variety satisfies rate and domestic market occupation rate all above 90%.Worldwide, the Chinese electric wire gross output value has surpassed the U.S., becomes first in the world electric wire producing country.Be accompanied by Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is largely increased.
China's economic growth continuously and healthily; For cable products provides the huge market space, the temptation that Chinese market is strong makes the world all focus on Chinese market to sight; Reforming and opening up to the outside world short decades, the formed huge production capacity of Chinese cable manufacturing industry lets the world regard with special esteem.Along with the continuous expansion of industry sizes such as China Power industry, data communication industry, urban track traffic industry, car industry and shipbuilding, also will increase rapidly the demand of electric wire, following electric wire already also has huge development potentiality.Generally speaking; The urban power consumption reaches 2,000 ten thousand KW, will use the extra-high-tension cable of 500KV, and the extra-high-tension cable of 220KV will be used in the city that reaches 8,000,000 KW; Following 10 years; China's urban power load still has bigger growth space, so China constantly quickens economic industrialization and city process, will bring the huge market opportunity for high-tension cable and extra-high-tension cable market.
Cable is normally by the cable of several or several groups stranded similar ropes that form of lead, and at least two every group, mutually insulated between every group of lead, and often be twisted into round a center, whole outside is surrounded by the cover layer of high-insulation.Sometimes crust is a multilayer; Except the direct coated with conductive core one deck of inside, also at the outside one deck that coats of the insulating barrier of this one deck, this one deck can be a semiconductor layer; Place according to the concrete construction of cable, use is different, and the crust of the conductive cores outside of cable is different.The manufacturing of electric wire and the mode of production of most of electronic products are diverse.Electronic product adopt usually with other part be assembled into parts, a plurality of parts refill and are made into the separate unit product, product is with the metering of platform number or number of packages.Electric wire is to be basic unit of measurement with length.All electric wires all are from conductor processing beginning, in layer add insulation, shielding, stranding, sheath etc. and process the electric wire product in the periphery of conductor.Product structure is more complicated, and the level of stack is just many more.
Patent Office of the People's Republic of China has announced a CN201142253Y patent on October 29th, 2008, name is called the plastic mould of a kind of electric wire, comprises the casing that has feed channel; Be installed with inner core in the casing; In-core is equipped with the bipyramid fuse in described, and the leading-out terminal of inner core is provided with inner conical drogue, is provided with annular channel between casing and inner core; The conical surface of bipyramid fuse and the inwall of inner conical drogue leave the gap and form injection molding channel, communicate through several side openings between annular channel and the lodging runner.But the mould of this structure is used for covering one time, can not carry out the secondary covering, and the bipyramid fuse in this mould is moved in the pulling electric wire easily, causes the injection channel distortion.
Summary of the invention
The volume that the invention solves cable mould in the prior art is bigger; Make the time that cable electricity core clad material flows in mould extend, cause the shortcoming of the mobile difference of covering appearance of different layers, a kind of cable moulds of industrial equipment with recoverable guiding gutter are provided; Thereby reduce the volume of mould; Shorten the length of mould, the time that makes cable plastics in mould, flow shortens, and keeps the flowability of clad material.
The present invention provides a kind of cable moulds of industrial equipment, can the disposable double-coated of carrying out of cable be simplified the structure, and has also accelerated working (machining) efficiency simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: a kind of cable moulds of industrial equipment; Comprise head, be arranged on the inner Jiao Lu cover of head, be arranged on the core rod that Jiao Lu overlaps the inner core rod seat that has the cable conductor passage and is arranged on core rod seat end; The outer surface that it is characterized in that the core rod seat is provided with sheath Jiao Lu; This sheath glue road stube cable sheath plastic extruding machine; The outer surface of Jiao Lu cover is provided with the recoverable conductive layer Jiao Lu of tapering, and the inlet of the recoverable conductive layer Jiao Lu of tapering is between the two side ends of the recoverable conductive layer Jiao Lu of tapering, and the flow direction of the recoverable conductive layer Jiao Lu of tapering is to turn back to the opposite side outflow again from the side that inlet flows near core rod seat feed end; The inlet of the recoverable conductive layer Jiao Lu of tapering is skewed, and the direction of inclination is towards the position of the recoverable conductive layer glue of tapering way outlet.Utilize 45 ° of chargings of tapering sealing principle to become recoverable feeding structure, recoverable feeding structure utilizes Jiao Lu cover space to utilize the taper fit precision again, makes that two layers of different colours plastics are taken their own roads, mutually noninterfere; The sheath Jiao Lu of core rod seat outer surface is used for the extruding cable sheath; The cable sheath plastic extruding machine is directly clamp-oned the sheath clad material from the inlet of sheath Jiao Lu, it is outside that Jiao Lu is set on the core rod seat, and the recoverable conductive layer Jiao Lu of the tapering that Jiao Lu puts is used for the extruding cable conductive layer; Core rod seat and Jiao Lu cover have inside and outside branch; Make cable sheath and conductive layer also have inside and outside branch, thereby cable sheath and cable conduction layer are effectively isolated, the phenomenon that when inlet injects, can not bond; When recoverable conductive layer Jiao Lu flow to outlet at sheath Jiao Lu or tapering, converge, direct disposable completion is plastic again; The inlet of the recoverable conductive layer Jiao Lu of tapering is in the middle part of the recoverable conductive layer Jiao Lu of whole tapering; The cable conduction layer material injects the back from this inlet and flows backward earlier and return the position of crossing inlet again and be diffused into the periphery of whole Jiao Lu cover gradually and converge from outlet and cable sheath, can cable sheath plastic extruding machine and cable conduction layer plastic extruding machine be separated like this, during assembling need not near; Prevent the phenomenon that both interfere; Owing to the reasonable setting of cable conduction layer plastic extruding machine, can shorten the volume of whole cable moulds of industrial equipment, cable sheath plastic extruding machine and cable conduction layer plastic extruding machine are separated; Can both extrusion molding mouths be separated; Thereby change the length of different Jiao Lu, adapting to the flowability of different clad materials, thereby make different mobile clad material bonds well when same outlet is extruded.
As preferably; The inlet of the sheath Jiao Lu of core rod seat outer surface is in the side of core rod seat near feed end; The outlet of the recoverable conductive layer Jiao Lu of the outlet of sheath Jiao Lu and tapering is in the same side, and two outlets converge the port of export and the cable conductor passage that is incorporated in core rod mutually at core rod one end and converge.The core rod seat is in the inside of Jiao Lu cover, therefore the sheath Jiao Lu of core rod seat outer surface is arranged to have only the structure of a flow direction, simplifies the structure; Two outlets can converge in the same side each other; Be coated to simultaneously cable conductor around, converge the back through core rod guiding, once accomplish coating work.
As preferably, width is extended and enlarged gradually to the periphery of sheath Jiao Lu from inlet towards the core rod seat, spreads all over whole core rod seat excircle when exporting, and the shunting that the approach that sheath Jiao Lu extends outside is provided with rhombus compiles piece.The sectional area ratio of the inlet of sheath Jiao Lu is less; Therefore to extend and will be able to form a circle towards periphery around the sealing of core rod seat; The position of sheath glue way outlet can spread all over whole core rod seat excircle; Make the cable sheath material be squeezed into sheath Jiao Lu inlet back and form a whole circle cable sheath in the exit, consider that the stand out between sheath Jiao Lu inlet and the outlet is bigger, therefore shunting is set on the approach and compiles piece flowing to of sheath Jiao Lu from the plastic extruding machine mouth; The effect that shunting compiles piece is will shunt from the cable sheath material that inlet comes out earlier, compiles formation one circle enclosed construction through compiling the position again after the shunting.
As preferably; The recoverable conductive layer Jiao Lu of tapering extends towards core rod seat feed end one side from inlet; Be divided into two branch roads earlier and form Y font bifurcated; Then extend up to 180 ° at interval of two branch roads, and the shunting that is set at the rhombus on the Jiao Lu cover periphery separately compiles piece and is divided into the periphery that two-way is pooled to whole Jiao Lu cover at last again to circumferencial direction.The length of the recoverable conductive layer Jiao Lu of tapering is bigger than the length of sheath Jiao Lu; Therefore the middle tip from the Y font that is bifurcated earlier after inlet is clamp-oned is divided into two branch roads; After two branch roads extend at interval 180 ° again towards reverse flow; The layout of this symmetry can so that the cable conduction layer material in flowing, keep in balance; Can guarantee that the cable conduction layer material flow to when outlet and keeps the thickness of cable conduction layer even, and can suitably regulate, guarantee that the thickness that conductive layer extrudes is suitable with adjustable ring.
As preferably, the degree of depth of sheath Jiao Lu porch is maximum, and shoals to the exit gradually, and the degree of depth of sheath Jiao Luchukouchu is minimum; The recoverable conductive layer Jiao Lu of the tapering degree of depth that charging brings out near the core rod seat is maximum; And shoal to the exit gradually; The degree of depth of the recoverable conductive layer Jiao Luchukouchu of tapering is minimum, the recoverable conductive layer Jiao Lu of tapering from the porch to being the identical degree of depth near the part the core rod seat feed end.Because the width of the inlet of sheath Jiao Lu and the recoverable conductive layer Jiao Lu of tapering is less; And the width of outlet is bigger; Therefore sufficient for guaranteeing cable clad material feed in flowing; The maximum position of the degree of depth is arranged at the position that width is minimum, can store more material, thus guarantee to continue the needs that flow of supply; The recoverable conductive layer Jiao Lu of tapering width on the branch road of bifurcated equates, therefore its degree of depth also is arranged to identical, thereby can simplify difficulty of processing, dependable flow is even.
As preferably; Glue road jacket wall is provided with the protective layer rubber material inlet; The position of protective layer rubber material inlet is on same the bus of Jiao Lu cover with the inlet of the recoverable conductive layer Jiao Lu of tapering, the protective layer rubber material exit position with the overlapping and corresponding cable sheath plastic extruding machine of inlet of core rod seat periphery sheath Jiao Lu that enters the mouth.The Jiao Lu cover is in the outside of core rod seat; The core rod seat is used for to cable sheath material water conservancy diversion; Therefore need penetrate whole Jiao Lu cover during the inlet of cable sheath plastic extruding machine butt joint core rod seating face sheath Jiao Lu from the outside; So a protective layer rubber material inlet is set on the jacket wall of glue road; The inlet overlaid of protective layer rubber material inlet and sheath Jiao Lu, the position of protective layer rubber material inlet and the inlet of the recoverable conductive layer Jiao Lu of tapering are in same bus, can guarantee that so the recoverable conductive layer Jiao Lu of tapering has enough backhauls.
As preferably; Between the outer surface of the inner surface of the outer surface of core rod seat and Jiao Lu cover, Jiao Lu cover and the inner surface of head all is taper fit; The feed end of the cable conductor passage of core rod seat is provided with the flange of threaded connecting hole; Jiao Lu overlaps the flange that is provided with threaded connecting hole near an end of feed end, and on the flange of Jiao Lu cover, the flange of Jiao Lu cover passes through screw on head to the flange of core rod seat through screw.Connect through taper fit between core rod seat, Jiao Lu cover, the mould cover, guarantee sufficiently high concentricity, can guarantee that the thickness of cable covering is even simultaneously; In assembling, need not carry out the heart is regulated; The convenient installation, and replacing core rod seat for convenience detach or Jiao Lu cover only need reverse the promotion just can core rod seat or Jiao Lu cover be broken away from head each other; Threaded connection hole on the flange is used for fixing, and on flange, also is provided with the screw thread removal hole simultaneously.
As preferably, the core rod seat is provided with step at the port of export of cable conductor passage, and the wall of step is provided with internal thread; The end of core rod is provided with external screw thread, and external screw thread and internal thread match, and the thickness of core rod equates with the thickness of core rod seat at the step end; The outer surface of core rod is arranged to taper near the cable conductor channel outlet; The core rod outer cover is equipped with die sleeve, and the inner surface of die sleeve and the outer surface of core rod form the plastic passage of extruding of cable, and the outer end of die sleeve is provided with retainer plate.For cables with different diameters; Need on mould, assemble the core rod and the die sleeve of corresponding specification, thus the plastic passage of extruding of cable that adjustment forms, so that the cable covering is effectively cooperated with cable conductor; Core rod seat end is adopted with the end of core rod and is threaded; Be convenient for changing, the thickness setting of core rod guarantees that the sheath Jiao Lu of core rod seat outer surface is in smooth state, prevents the mobile of cable sheath material impacted.
As preferably; Head is provided with the die sleeve seat in the side towards the cable conductor channel outlet; The ladder that the die sleeve seat is arranged to tilt towards the inner surface of head one side; Ladder cooperates with the outlet of the recoverable conductive layer Jiao Lu of tapering and forms the cable conduction layer and extrude reducing, and the inner surface of the opposite side of die sleeve seat is provided with internal thread, the internal thread formation threaded engagement that is connected with die sleeve; The place is provided with regulating sleeve through adjustment screw at ladder.Be connected through axial screw between die sleeve seat and the head; The die sleeve seat is through the die sleeve that is threaded, and die sleeve is again through the retainer plate that is threaded, and retainer plate is provided with holding screw radially; Be used for preventing the die sleeve rotation; The inner ring of regulating sleeve is extruded reducing place at the cable conduction layer, and the cable conduction layer material carries out the thickness adjustment by regulating sleeve when extruding reducing through cable, can guarantee that like this thickness of cable conduction layer evenly balancedly wraps on the inner plastic through the outer different colours plastics in regulating sleeve correction back; Regulating sleeve is regulated by adjustment screw; Generally in examination processing first, regulate getting final product, generally not be used in adjusting later on, the thickness of the cable covering of only need regularly testing just.
As preferably, the outer cover of head is equipped with resistance heater.For keeping the flowability of cable clad material in sheath Jiao Lu or the recoverable conductive layer glue of tapering road, be nested with resistance heater in the outside of head, configure heating-up temperature, can be to the cable covering from the plastic extruding machine continued heating of coming out.
The invention has the beneficial effects as follows: the outer surface at the Jiao Lu cover is provided with the recoverable conductive layer Jiao Lu of tapering, thereby changes the distance of flow of cable clad material, satisfies the demand; And tapering recoverable conductive layer Jiao Lu rationally utilized the area on Jiao Lu cover surface, can dwindle the whole volume of cable moulds of industrial equipment, and clamp-oning of cable sheath mouthful staggered with the mouth of clamp-oning of cable conduction layer mutually; Can not interfere, the convenient plastic extruding machine of installing, the overall structure simple operations is convenient; And after the volume shortening, flow passage resistance force of waterproof diminishes, and the plastic emitting quantitative change is big; Again can energy savings, the tapering easy accessibility, maintenance is convenient.
Description of drawings
Fig. 1 is a kind of cutaway view of the present invention;
Fig. 2 is the structural representation of a kind of die sleeve of the present invention;
Fig. 3 is the plane outspread drawing of a kind of die sleeve of the present invention;
Among the figure: 1, cable sheath plastic extruding machine, 2, the core rod seat, 3, the cable conductor passage, 4, flange, 5, the Jiao Lu cover; 6, head, 7, resistance heater, 8, adjustment screw, 9, regulating sleeve, 10, the die sleeve seat; 11, retainer plate, 12, die sleeve, 13, extrude passage, 14, core rod, 15, cable conduction layer plastic extruding machine; 16, the recoverable conductive layer Jiao Lu of tapering, 17, cable sheath clamp-ons mouth, 18, sheath Jiao Lu, 19, the protective layer rubber material inlet, 20, the dismounting screw; 21, inclined-plane, 22, shunting compiles piece, 23, the cable conduction layer clamp-ons mouth, 24, bifurcated.
Embodiment
Below through embodiment and combine accompanying drawing that the present invention is further specified.
Embodiment: a kind of cable moulds of industrial equipment (referring to accompanying drawing 1), comprise from inside to outside core rod seat 2, Jiao Lu cover 5, head 6, the resistance heater 7 of socket successively, the inner surface of the inner surface of the outer surface of core rod seat 2, Jiao Lu cover 5 and outer surface, head 6 all is taper; The tapering of taper is 2.2 °, and conical surface is slightly released souls from purgatory and is that 8um, the centre of core rod seat 2 are columniform cable conductor passage 3; The end of core rod seat 2 is a flange 4, and flange is provided with a plurality of threaded connection holes that are uniformly distributed with, and also is provided with dismounting screw 20 on the flange; Core rod seat 2 is fixed on the Jiao Lu cover 5 through threaded connection hole, and the outer surface of core rod seat 2 is provided with sheath glue road 18, and the left end on sheath glue road 18 is that cable sheath is clamp-oned mouth 17; Cable sheath is clamp-oned mouthful 17 upstream ends near the cable conductor passage, and the outlet on sheath glue road 18 is arranged on the right-hand member of core rod seat, and sheath glue road 18 is clamp-oned mouthful 17 periphery extensions towards core rod seat 2 from cable sheath and also enlarged width gradually; Spread all over whole core rod seat 2 excircles during to outlet; The shunting that the approach that sheath glue road 18 extends outside is provided with rhombus compiles piece 22, and the tip that shunting compiles piece is maximum facing to the degree of depth of clamp-on to, cable sheath mouthful 17 places on sheath glue road 18; And shoal to the exit gradually; The degree of depth of sheath Jiao Luchukouchu is minimum, and core rod seat 2 is provided with step at the port of export of cable conductor passage 3, and the wall of step is provided with internal thread; Internal thread is connected with core rod 14; The thickness of core rod 14 equates that with the thickness of core rod seat 2 ports of export outer surface of core rod 14 is arranged to taper near cable conductor passage 3 ports of export, and core rod 14 outer cover are equipped with die sleeve 12; The outer surface of the inner surface of die sleeve 12 and core rod 14 forms the plastic passage 13 of extruding of cable, and the outer end of die sleeve 12 is provided with retainer plate 11.
The end of Jiao Lu cover 5 is flange 4 (referring to an accompanying drawing 2); Be evenly equipped with a plurality of threaded connection holes and a dismounting screw 20 on the flange; Be connected the Jiao Lu cover fixing with head 6 through threaded connection hole; The equal in length of the length of Jiao Lu cover 5 and core rod seat 2 part except that flange, the outer surface of Jiao Lu cover is provided with the recoverable conductive layer glue of tapering road 16, and the recoverable conductive layer Jiao Lu of tapering is provided with the cable conduction layer and clamp-ons mouth 23; The cable conduction layer is clamp-oned mouth 23 between the two side ends on the recoverable conductive layer glue of tapering road 16; The cable conduction layer is clamp-oned mouth 23 and is incline structure, and the direction of inclination is towards the position of the recoverable conductive layer glue of tapering way outlet, and the outlet on the recoverable conductive layer glue of tapering road 16 and the outlet on sheath glue road 18 are in the same side; All at the discharge end of cable conductor passage 3; Mouthful 23 feed end one side extensions towards core rod seat 2 cable conductor passages 3 are clamp-oned from the cable conduction layer in the recoverable conductive layer glue of tapering road 16, are divided into two branch roads earlier and form Y font bifurcateds 24, then extend up to 180 ° at interval of two branch roads to circumferencial direction; And be set at shunting that Jiao Lu overlaps the rhombus on 5 peripheries separately and compile piece 22 and be divided into the periphery that two-way is pooled to whole Jiao Lu cover 5 at last again; The tip that shunting compiles piece 22 facing to the recoverable conductive layer Jiao Lu of tapering come to, the recoverable conductive layer glue of tapering road 16 degree of depth that charging brings out near the core rod seat is maximum, and shoals to the exit gradually; The degree of depth of the recoverable conductive layer Jiao Luchukouchu of tapering is minimum; The recoverable conductive layer glue of tapering road 16 clamp-ons mouthfuls 23 to being the identical degree of depth near the part the core rod seat feed end place from the cable conduction layer, and glue road jacket wall is provided with protective layer rubber material inlet 19, and the position of protective layer rubber material inlet 19 and cable conduction layer are clamp-oned mouthfuls 23 and be in Jiao Lu and overlap on 5 same the bus; It is overlapping that the cable sheath on sheath Jiao Lu inlet 19 and core rod seat 2 periphery sheath glue roads 18 is clamp-oned mouth 17, and the port of export of Jiao Lu cover 5 is inclined-plane 21 (a ginseng accompanying drawing 3).
Be fixed with the cable sheath plastic extruding machine 1 of the axis of vertical-rise cable cable core passage 3 on the cable sheath plastic extruding machine fixing hole of head 6; Be fixed with the cable conduction layer plastic extruding machine of inclination on the cable conduction layer plastic extruding machine fixing hole; The cable sheath material is clamp-oned mouthfuls 17 from cable sheath and is clamp-oned and 18 flow and be diffused into the cable sheaths that whole core rod seat periphery forms a whole circle sealing gradually along sheath glue road; The cable outer layer material is clamp-oned mouthfuls 23 sides clamp-oning and flow near core rod seat feed end from the cable conduction layer and is diffused into the cable conduction layer that whole Jiao Lu cover periphery forms a whole circle sealing more gradually, and cable sheath and conductive layer converge and be coated to the outer surface of cable conductor from the port of export of extruding passage 13 and cable conductor passage 3.
Above-described embodiment is a kind of preferred version of the present invention, is not the present invention is done any pro forma restriction, under the prerequisite that does not exceed the technical scheme that claim puts down in writing, also has other variant and remodeling.
Claims (10)
1. cable moulds of industrial equipment; Comprise head, be arranged on the inner Jiao Lu cover of head, be arranged on the core rod that Jiao Lu overlaps the inner core rod seat that has the cable conductor passage and is arranged on core rod seat end; The outer surface that it is characterized in that the core rod seat is provided with sheath Jiao Lu; This sheath glue road stube cable sheath plastic extruding machine; The outer surface of Jiao Lu cover is provided with the recoverable conductive layer Jiao Lu of tapering, and the inlet of the recoverable conductive layer Jiao Lu of tapering is between the two side ends of the recoverable conductive layer Jiao Lu of tapering, and the flow direction of the recoverable conductive layer Jiao Lu of tapering is to turn back to the opposite side outflow again from the side that inlet flows near core rod seat feed end; The inlet of the recoverable conductive layer Jiao Lu of tapering is skewed, and the direction of inclination is towards the position of the recoverable conductive layer glue of tapering way outlet.
2. cable moulds of industrial equipment according to claim 1; The inlet of sheath Jiao Lu that it is characterized in that core rod seat outer surface is in the side of core rod seat near feed end; The outlet of the recoverable conductive layer Jiao Lu of the outlet of sheath Jiao Lu and tapering is in the same side, and two outlets converge the port of export and the cable conductor passage that is incorporated in core rod mutually at core rod one end and converge.
3. cable moulds of industrial equipment according to claim 2; It is characterized in that the periphery extension of sheath Jiao Lu from inlet towards the core rod seat also enlarges width gradually; Spread all over whole core rod seat excircle during to outlet, the shunting that the approach that sheath Jiao Lu extends outside is provided with rhombus compiles piece.
4. cable moulds of industrial equipment according to claim 1; It is characterized in that the recoverable conductive layer Jiao Lu of tapering extends towards core rod seat feed end one side from inlet; Be divided into two branch roads earlier and form Y font bifurcated; Then extend up to 180 ° at interval of two branch roads, and the shunting that is set at the rhombus on the Jiao Lu cover periphery separately compiles piece and is divided into the periphery that two-way is pooled to whole Jiao Lu cover at last again to circumferencial direction.
5. according to claim 1 or 2 or 3 or 4 described cable moulds of industrial equipment, it is characterized in that the degree of depth of sheath Jiao Lu porch is maximum, and shoal to the exit gradually that the degree of depth of sheath Jiao Luchukouchu is minimum; The recoverable conductive layer Jiao Lu of the tapering degree of depth that charging brings out near the core rod seat is maximum; And shoal to the exit gradually; The degree of depth of the recoverable conductive layer Jiao Luchukouchu of tapering is minimum, the recoverable conductive layer Jiao Lu of tapering from the porch to being the identical degree of depth near the part the core rod seat feed end.
6. cable moulds of industrial equipment according to claim 5; It is characterized in that glue road jacket wall is provided with the protective layer rubber material inlet; The position of protective layer rubber material inlet is on same the bus of Jiao Lu cover with the inlet of the recoverable conductive layer Jiao Lu of tapering, the protective layer rubber material exit position with the overlapping and corresponding cable sheath plastic extruding machine of inlet of core rod seat periphery sheath Jiao Lu that enters the mouth.
7. cable moulds of industrial equipment according to claim 1; It is characterized in that between the inner surface of outer surface and head of inner surface, Jiao Lu cover of outer surface and the Jiao Lu cover of core rod seat all be taper fit; The feed end of the cable conductor passage of core rod seat is provided with the flange of threaded connecting hole; Jiao Lu overlaps the flange that is provided with threaded connecting hole near an end of feed end, and on the flange of Jiao Lu cover, the flange of Jiao Lu cover passes through screw on head to the flange of core rod seat through screw.
8. cable moulds of industrial equipment according to claim 1; It is characterized in that the core rod seat is provided with step at the port of export of cable conductor passage, the wall of step is provided with internal thread, and the end of core rod is provided with external screw thread; External screw thread and internal thread match; The thickness of core rod equates that with the thickness of core rod seat at the step end outer surface of core rod is arranged to taper near the cable conductor channel outlet, and the core rod outer cover is equipped with die sleeve; The inner surface of die sleeve and the outer surface of core rod form the plastic passage of extruding of cable, and the outer end of die sleeve is provided with retainer plate.
9. according to claim 1 or 7 or 8 described cable moulds of industrial equipment; It is characterized in that head is provided with the die sleeve seat in the side towards the cable conductor channel outlet; The ladder that the die sleeve seat is arranged to tilt towards the inner surface of head one side; Ladder cooperates with the outlet of the recoverable conductive layer Jiao Lu of tapering and forms the cable conduction layer and extrude reducing, and the inner surface of the opposite side of die sleeve seat is provided with internal thread, the internal thread formation threaded engagement that is connected with die sleeve; The place is provided with regulating sleeve through adjustment screw at ladder.
10. according to claim 1 or 2 or 3 or 4 or 7 or 8 described cable moulds of industrial equipment, it is characterized in that the outer cover of head is equipped with resistance heater.
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| CN2010105580344A CN102479582B (en) | 2010-11-25 | 2010-11-25 | Cable tooling mould |
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|---|---|---|---|
| CN2010105580344A CN102479582B (en) | 2010-11-25 | 2010-11-25 | Cable tooling mould |
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| CN102479582A true CN102479582A (en) | 2012-05-30 |
| CN102479582B CN102479582B (en) | 2013-07-31 |
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| JPH11122792A (en) * | 1997-10-07 | 1999-04-30 | Hitachi Cable Ltd | Intermediate connection section for cv cable |
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| CN201348897Y (en) * | 2008-12-23 | 2009-11-18 | 广东省广州番禺电缆厂有限公司 | Extrusion die of cable with colored surface thin wall |
| CN101458981A (en) * | 2009-01-09 | 2009-06-17 | 太原市通泽成套设备有限公司 | Extruder mold unit for armored electric cable |
| CN201478000U (en) * | 2009-08-19 | 2010-05-19 | 郫县三电电缆有限责任公司 | Cable plastic-extruding mould |
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| CN102479582B (en) | 2013-07-31 |
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Inventor after: Pan Bugen Inventor before: Pan Xuangen |
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Address after: 310004, room 1, unit 6, Gui Yuan Garden, three Li Town, Hangzhou, Zhejiang, Jianggan District 301, China Patentee after: Pan Bugen Address before: 310004, room 1, unit 6, Gui Yuan Garden, three Li Town, Hangzhou, Zhejiang, Jianggan District 301, China Patentee before: Pan Xuangen |