CN116313316B - Extruding and packing device for cable sheath of drag chain - Google Patents
Extruding and packing device for cable sheath of drag chain Download PDFInfo
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- CN116313316B CN116313316B CN202310547340.5A CN202310547340A CN116313316B CN 116313316 B CN116313316 B CN 116313316B CN 202310547340 A CN202310547340 A CN 202310547340A CN 116313316 B CN116313316 B CN 116313316B
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- 238000012856 packing Methods 0.000 title description 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000452 restraining effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 65
- 238000004804 winding Methods 0.000 abstract description 45
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000007665 sagging Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000012943 hotmelt Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000010070 extrusion (rubber) Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/008—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing extensible conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/145—Pretreatment or after-treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the field of cable production, in particular to a towline cable sheath extrusion device which comprises a barrel, wherein a feed pipe is communicated with the barrel, and a screw is arranged in the barrel; a first hole is formed in the middle axis of the screw, a plurality of second holes are formed in the outer side of the first hole, the second holes are formed in a circumferential array around the axis of the first hole, steel wires penetrate through the first hole, and wires penetrate through the second hole; limiting wheels are symmetrically arranged at the outlet position of the second hole, and the lead can move between two adjacent limiting wheels; one end of the screw rod is provided with a cavity, and the other end of the screw rod is fixedly connected with an extension pipe; according to the invention, the melted raw materials flow along the cover body unit, and the raw materials can be wrapped at the winding positions of the wires and the steel wires in the 360-degree direction, so that the raw materials can be uniformly coated on the surfaces of the wires and the steel wires and fully filled in gaps generated by coiling the wires on the surfaces of the steel wires, and the extrusion molding quality of the drag chain cable sheath is improved.
Description
Technical Field
The invention relates to the field of cable production, in particular to a towline cable sheath extrusion device.
Background
The drag chain cable is a high-flexibility special cable which can move back and forth along with the drag chain and is not easy to wear, and is also commonly called as a drag cable; drag chain cables generally include a central tensile core and an outer conductive core, with an outermost insulating layer; the existing production technology of the drag chain cable is to cluster the tensile core body and the conductive core body together, then penetrate into the rubber extrusion die head, then inject the hot-melt insulating material into the rubber extrusion die head through the plastic extruding machine, and the tensile core body and the conductive core body move and coat the hot-melt insulating material on the surfaces of the tensile core body and the conductive core body.
One chinese patent with publication number CN103231499B discloses a marine armoured cable sheath extrusion device; the cable core is in the exit of wind membrane generator, and the periphery is by the air film cladding, can realize that the cable sheath extrudees the package on cable core surface evenly again can not lead to sheath material and armor excessively to adhere.
As the extruding device is arranged above the extruding rubber die head or on one side of the extruding rubber die head, when the hot-melt insulating material is injected into the extruding rubber die head, the cable core moves forwards, and at the moment, the cable core and the discharging hole of the extruding rubber die head are opposite, the hot-melt insulating material can completely cover the surface of the cable core, and the cable core is not opposite to the discharging hole of the extruding rubber die head, so that the hot-melt insulating material can not completely cover the surface of the cable core, and a gap problem can occur on the surface of a finished cable sheath.
Therefore, a towline cable sheath extrusion device is provided for solving the problems.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to solve the problem that the hot-melted insulating material in the prior art may not be completely covered on the surface of the cable core.
In order to solve the technical problems, the invention provides a towline cable sheath extrusion device, which comprises a cylinder body, wherein a feed pipe is communicated with the cylinder body, and a screw is arranged in the cylinder body; a first hole is formed in the middle axis of the screw, a plurality of second holes are formed in the outer side of the first hole, the second holes are formed in a circumferential array around the axis of the first hole, steel wires penetrate through the first hole, and wires penetrate through the second hole; limiting wheels are symmetrically arranged at the outlet position of the second hole, and the lead can move between two adjacent limiting wheels; one end of the screw rod is provided with a cavity, the other end of the screw rod is fixedly connected with an extension pipe, and the end part of the extension pipe is fixedly connected with a first toothed ring; a plurality of guide wheels are arranged in the cavity, the guide wheels are arranged in the cavity in a circumferential array, wire outlet holes are formed in the end parts of the cavity, the end parts of the wires penetrate through the limiting wheels and are attached to the inner sides of the guide wheels to move, and the wires and the steel wires can penetrate through the wire outlet holes;
one end of the cylinder body is a wire inlet end, and the other end of the cylinder body is a wire outlet end; the outlet end is close to the cavity; the outlet end is provided with a cover body unit; the cover body unit comprises an inner cover and an outer cover; the inner cover covers one end of the screw rod, a plurality of connecting rods are uniformly and fixedly connected to the outer ring of the port of the inner cover, the end parts of the connecting rods are fixedly connected to the outer cover, the port of the outer cover is fixedly connected to the end face of the wire outlet end of the cylinder body, through holes are formed in the positions of the central axes of the outer cover and the inner cover, and a wire and a steel wire can penetrate through the through holes; the first toothed ring is meshed with an external gear, the gear is fixedly connected with an external motor, and the first toothed ring drives the screw rod to rotate; injecting molten raw materials into the feeding pipe, extruding the raw materials into a cover body unit by a rotating screw rod, extruding the raw materials into a gap between an inner cover and an outer cover, moving the wires along a second hole, wrapping the outer surface of a conductive core with an insulating layer by the wires, moving the wires along a first hole, driving the rotating screw rod to rotate in the moving process of the wires, enabling the wires to rotate around the axis of the wires and wind on the surfaces of the wires, extruding the raw materials to the winding part of the wires around the wires, enabling the raw materials to flow along the cover body unit, wrapping the raw materials at the winding positions of the wires and the wires in the 360-degree direction, enabling the raw materials to be uniformly coated on the surfaces of the wires and the wires, avoiding the problem of gaps on the surfaces of finished cable jackets, and fully filling the gaps generated by winding the wires on the surfaces of the wires, thereby improving the extrusion molding quality of the towline cable jackets; the wire wrapped with the raw materials is pulled out from the through hole and is wound on the winding disc for standby after being cooled and solidified by water.
In one embodiment of the invention, a paying-off unit is arranged at one side of the inlet wire end of the cylinder; the paying-off unit comprises a rotating block; the surface of the rotating block is fixedly connected with a plurality of rotating shafts, the end threads of the rotating shafts are rotationally connected with an anti-falling plate, coiled wires are sleeved on the rotating shafts, threading holes are formed in the middle of the rotating block, the wires penetrate through the threading holes, and a second toothed ring is fixedly connected with the outer ring of the end part, far away from the cylinder, of the rotating block; the second toothed ring is meshed with a transmission external gear, the gear is fixedly connected with an external motor, the second toothed ring drives the rotating block to rotate, and the rotating speed of the rotating block is the same as that of the screw; one side of the wire is pulled to slide along the second hole and rotates around the axis of the steel wire, the coiled wire releases the wire, and the rotating block and the screw rod synchronously rotate, so that the wire is in a straightened state before entering the second hole, and the adjacent wires are not wound, thereby ensuring the smooth entering of the wire.
In one embodiment of the present invention, the first ring gear is provided with a plurality of constraint units; the restraining units are arranged in a circumferential array around the axis of the first toothed ring, and each restraining unit comprises a restraining wheel and a fixing rod; the constraint wheel is arranged on the first toothed ring through a fixed rod, and the lead penetrates into the second hole along the surface of the constraint wheel; before the wire enters the second hole, the moving path of the wire can interfere with the wire inlet of the second hole, namely, the wire can scratch the wire inlet of the second hole and abrade the wire inlet, and the constraint wheel is arranged at the wire inlet of the second hole, so that the constraint wheel changes the moving path of the wire, the wire moves along the axis of the second hole, abrasion of the moving wire to the second hole and scratch abrasion of the second hole to the insulating layer on the outer surface of the wire are avoided.
In one embodiment of the invention, the rotating shaft comprises a hollow cylinder and a screw rod; the screw rod is rotationally connected to the hollow cylinder, the outer end of the screw rod is fixedly connected with a hexagonal prism, two groups of threads are symmetrically arranged on the outer surface of the part of the screw rod, which is positioned in the hollow cylinder, and the directions of the two pairs of threads in each group are designed oppositely; a rectangular window is arranged at the opposite position of the hollow cylinder and each pair of threads, a push plate is arranged in the rectangular window, the outer surface of the push plate is rotationally connected with a roller body, and two sides of the inner surface of the push plate are rotationally connected with ejector rods; the surface of each pair of threads is in transmission connection with a sliding block, and the end part of the ejector rod is in rotary connection with the sliding block; the wire is wound on the winding wheel in advance, then the winding wheel is sleeved on the rotating shaft, when the wire is pulled, the winding wheel rotates and releases the wire, the diameter of the inner ring of the winding wheel has various sizes, and a single rotating shaft cannot be suitable, so that the rotating shaft with the changeable supporting diameter is arranged, and the rotating shaft is stably inserted into the inner ring of the winding wheel; the hexagonal prism is rotated, the hexagonal prism drives the screw rod to rotate, the screw rod drives the two opposite sliding blocks to do relative motion, and the two sliding blocks are far away from or close to each other, so that the push plate is pulled outwards or inwards by the ejector rod, and the distance between the roller body and the outer surface of the rotating shaft is adjusted, so that the winding wheel is suitable for winding wheels with different diameters of inner rings; the winding wheel is sleeved on the rotating shaft, the roller body is extruded on the surface of the inner ring of the winding wheel, and the axis of the roller body and the axis of the winding wheel are forced to be always in a parallel state.
In one embodiment of the invention, the through hole of the outer cover is provided with a squeezing unit; the extruding and rubbing unit comprises a pipe body, wherein the outer ring of the pipe body is connected in a through hole of the outer cover in a sealing and rotating manner, a gap is reserved between the inner end of the pipe body and the through hole of the inner cover, a plurality of protruding points are arranged on the inner surface of the inner end of the pipe body, the outer end of the pipe body is fixedly connected with a driven belt pulley, the middle position of the driven belt pulley is communicated, a motor is fixedly connected on the outer cover, the output end of the motor is fixedly connected with a driving belt pulley, and the driving belt pulley is connected with the driven belt pulley through belt transmission; the wire rotates around the axis of the steel wire and is wound on the surface of the steel wire; the extruding and rubbing unit is used for twisting the wires, and aims to assist the wires to be fully attached to the surface of the steel wire, meanwhile, the wires between adjacent rings can be tightly attached to some wires, gaps in front of the wires are reduced, and the internal stability and strength of the drag chain cable are improved; the motor drives the driving pulley to rotate, the driving pulley drives the driven pulley through the belt, the driven pulley turns to the same with the screw rod turning, the rotation speed of the driven pulley is larger than that of the screw rod, the driven pulley drives the pipe body to rotate, when the wire is coiled on the surface of the steel wire, the pipe body drives the salient point to rotate, the salient point rotates around the axis of the steel wire, the wire just wound on the steel wire is enabled to be stirred and extruded, and the wire of the adjacent ring is enabled to be attached more tightly.
In one embodiment of the invention, the inner end outer ring of the tube body is provided with a plurality of notches, the notches penetrate through the inner surface of the tube body, and the notches are circumferentially arrayed on the tube body; the gap is left between the inner end of the pipe body and the inner cover, the melted raw material can flow into the pipe body along the gap, but the arrangement of the pipe body can prevent the contact between the wire and the raw material, the pipe body occupies the effective contact stroke of the wire and the raw material, a notch is formed in the pipe body, the melted raw material can enter the pipe body along the inner end opening of the pipe body, and meanwhile, the melted raw material can permeate into the pipe body along the notch, so that the contact stroke of the wire and the raw material is guaranteed, and the raw material can be fully wrapped on the surface of the wire.
In one embodiment of the invention, the through hole of the outer cover is provided with a ring body, the middle of the ring body is communicated, the ring body is fixedly connected to the surface of the outer cover, and the end surface of the ring body is provided with a limit rotating groove; the inner end surface of the driven belt pulley is provided with a limiting swivel which is rotationally connected in the limiting swivel groove; the body rotates to be connected in the through-hole of dustcoat, and the outer end of body is fixed firmly driven pulley, and the body can receive the pulling of belt this moment, and the skew driving pulley, the body rotates for a long time afterwards, and the body can wearing and tearing seriously with the through-hole tie point that rotates, leads to the raw materials to spill over in the wearing and tearing gap between through-hole and the body to this has set up the ring body to and spacing groove and spacing swivel's cooperation offsets the partial pulling force of belt, makes the body rotate the through-hole internal position at the dustcoat for a longer time, increase of service time.
In one embodiment of the invention, a precooling unit is arranged outside the driven pulley; the precooling unit comprises a cooling block, a cooling channel is formed in the middle of the cooling block, an oil groove is formed in the cooling block, a plurality of overflow holes are formed in the inner surface of the cooling channel, the overflow holes are communicated with the oil groove, an oil inlet pipe is communicated with the upper part of the oil groove, an oil outlet pipe is communicated with the lower part of the oil groove, and the oil inlet pipe and the oil outlet pipe are arranged in an axisymmetric mode; the cable just pulled out of the cover body unit needs to be extended into the water cooling tank for cooling, but in the introducing process, raw materials on the surface of the cable are not cooled, the raw materials possibly drop due to self gravity of the raw materials, and the surface of the cable is irregular, and a precooling unit is arranged for the purpose; when the cable is pulled out along the middle penetrating position of the driven belt pulley, the cable is firstly cooled through the cooling channel, the surface of the cable is cooled, the possibility of sagging or sagging amplitude is reduced, the quality of the cable is improved, and part of oil in the oil groove flows into the surface of the cooling channel along the overflow hole, so that lubrication protection is provided for the movement of the cable in the cooling channel, and raw materials are prevented from being scratched in the cooling block.
In one embodiment of the invention, rubber bulges are uniformly arranged on the surface of each roller body, and the rubber bulges are fixedly arranged at the positions of the two ends of the roller body; through setting up the rubber arch, restraint roll body's rotation, when the wire stops being pulled, the wire rolling wheel can continue to rotate under inertia this moment, and the direction that lies in between rotatory piece and the barrel this moment is in lax state, and when driving the screw rod again and rotating, lax wire can twine together each other, and the rubber arch that comes to this setting, when the wire stops being pulled, the rubber arch intermittent type nature extrudees in the push pedal, stabilizes the roll body, also stabilizes the rolling wheel simultaneously.
In one embodiment of the invention, a rubber layer is arranged in the middle area of the surface of each roller body; through setting up the rubber layer at the surface of roll body for the roll body is more stable to be attached at the inner circle surface of take-up pulley.
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. according to the invention, the melted raw materials flow along the cover body unit, and the raw materials can be wrapped at the winding positions of the wires and the steel wires in the 360-degree direction, so that the raw materials can be uniformly coated on the surfaces of the wires and the steel wires, the problem of gaps on the surfaces of finished cable jackets is avoided, and meanwhile, the raw materials are respectively filled in the gaps generated by coiling the wires on the surfaces of the steel wires, so that the extrusion molding quality of the towline cable jackets is improved.
2. When the wire is coiled on the surface of the steel wire, the pipe body drives the convex points to rotate, and the convex points rotate around the axis of the steel wire, so that the wire just wound on the steel wire can be stirred and extruded by the convex points, and the wires of adjacent circles are attached more tightly.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.
FIG. 1 is a perspective view of an extrusion apparatus according to a first embodiment;
FIG. 2 is a perspective view of a second view of the extrusion apparatus according to the first embodiment;
FIG. 3 is a perspective view of a screw in accordance with the first embodiment;
FIG. 4 is a cross-sectional view of an extrusion apparatus according to a first embodiment;
FIG. 5 is a perspective view showing the cooperation between the first and second holes;
FIG. 6 is a perspective view of a cover unit in accordance with the first embodiment;
FIG. 7 is an exploded view of a housing unit in accordance with the first embodiment;
FIG. 8 is a cross-sectional view of a cover unit in accordance with the first embodiment;
FIG. 9 is a perspective view of a tube body in accordance with the first embodiment;
FIG. 10 is a perspective view of a shaft in accordance with the first embodiment;
FIG. 11 is a cross-sectional view of a shaft in accordance with the first embodiment;
fig. 12 is a perspective view of a roller body in the second embodiment.
In the figure: 1. a cylinder; 2. a feed pipe; 3. a screw; 4. a first hole; 5. a second hole; 6. a steel wire; 7. a wire; 8. a limiting wheel; 9. a cavity; 10. an extension tube; 11. a first toothed ring; 12. a guide wheel; 13. a wire outlet hole; 14. a wire inlet end; 15. a wire outlet end; 16. an inner cover; 17. an outer cover; 18. a connecting rod; 19. a through hole; 20. a rotating block; 21. a rotating shaft; 22. an anti-drop plate; 23. a threading hole; 24. a second toothed ring; 25. a constraining wheel; 26. a fixed rod; 210. a hollow cylinder; 27. a screw rod; 28. a hexagonal prism; 29. a rectangular window; 30. a push plate; 31. a roller body; 32. a push rod; 33. a slide block; 34. a tube body; 35. a bump; 36. a driven pulley; 37. a driving pulley; 38. a notch; 39. a ring body; 40. limiting rotating grooves; 41. a limiting swivel; 42. a cooling block; 43. a cooling channel; 44. an oil groove; 45. an overflow hole; 46. an oil inlet pipe; 47. an oil outlet pipe; 48. a rubber protrusion; 49. and a rubber layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Example 1
Referring to fig. 1, 2, 3, 4, 5 and 6, a towline cable sheath extrusion device comprises a barrel 1, wherein a feed pipe 2 is communicated with the barrel 1, and a screw 3 is arranged in the barrel 1; a first hole 4 is formed in the middle axis of the screw 3, a plurality of second holes 5 are formed in the outer side of the first hole 4, the second holes 5 are formed in a circumferential array around the axis of the first hole 4, steel wires 6 penetrate through the first hole 4, and wires 7 penetrate through the second holes 5; limiting wheels 8 are symmetrically arranged at the outlet position of the second hole 5, and the conducting wire 7 can move between two adjacent limiting wheels 8; one end of the screw rod 3 is provided with a cavity 9, the other end of the screw rod 3 is fixedly connected with an extension pipe 10, and the end part of the extension pipe 10 is fixedly connected with a first toothed ring 11; a plurality of guide wheels 12 are arranged in the cavity 9, the guide wheels 12 are arranged in the cavity 9 in a circumferential array, the end part of the cavity 9 is provided with a wire outlet hole 13, the end part of the wire 7 penetrates through the limit wheel 8 and is attached to the inner side of the guide wheels 12 to move, and the wire 7 and the steel wire 6 can penetrate through the wire outlet hole 13;
one end of the cylinder body 1 is a wire inlet end 14, and the other end of the cylinder body 1 is a wire outlet end 15; the outlet end 15 is close to the cavity 9; a cover unit is arranged at the position of the outlet end 15; the cover unit comprises an inner cover 16 and an outer cover 17; the inner cover 16 covers one end of the screw 3, a plurality of connecting rods 18 are uniformly fixedly connected to the outer ring of the port of the inner cover 16, the end parts of the connecting rods 18 are fixedly connected to the outer cover 17, the port of the outer cover 17 is fixedly connected to the end face of the outlet end 15 of the cylinder 1, through holes 19 are formed in the positions of the central axes of the outer cover 17 and the inner cover 16, and the wires 7 and the steel wires 6 can penetrate through the through holes 19; the first toothed ring 11 is meshed with an external gear, the gear is fixedly connected with an external motor, and the first toothed ring 11 drives the screw 3 to rotate; injecting molten raw materials into the feeding pipe 2, extruding and pushing the raw materials to a cover body unit by a rotating screw 3, extruding the raw materials to a gap between an inner cover 16 and an outer cover 17, simultaneously moving the wires 7 along a second hole 5, wherein the outer surface of the conductive core is wrapped with the wires 7 with insulating layers, the wires 6 move along a first hole 4, in the moving process of the wires 7, the rotating screw 3 drives to rotate, so that a plurality of wires 7 rotate around the axis of the wires 6 and are wound on the surface of the wires 6, simultaneously extruding the raw materials to the winding position of the wires 7 around the wires 6, enabling the raw materials to flow along the cover body unit, wrapping the raw materials at the winding position of the wires 7 and the wires 6 in the 360-degree direction, enabling the raw materials to be uniformly coated on the surfaces of the wires 7 and the wires 6, avoiding the occurrence of gap problem on the surfaces of finished cable jackets, simultaneously filling the gaps generated by coiling the wires 7 on the surfaces of the wires 6, and improving the extrusion molding quality of the drag chain cable jackets; the wire 7 wrapped with the raw material is pulled out from the through hole 19 and is wound on a winding disc for standby after being cooled by water.
Referring to fig. 1, 2 and 3, a paying-off unit is arranged at one side of the inlet end 14 of the cylinder 1; the pay-off unit comprises a rotating block 20; the surface of the rotating block 20 is fixedly connected with a plurality of rotating shafts 21, the end part of the rotating shaft 21 is in threaded rotation connection with an anti-falling plate 22, a coiled wire 7 is sleeved on the rotating shaft 21, a threading hole 23 is formed in the middle of the rotating block 20, a steel wire 6 penetrates through the threading hole 23, and a second toothed ring 24 is fixedly connected with the outer ring of the end part of the rotating block 20, which is far away from the cylinder body 1; the second toothed ring 24 is meshed with a transmission external gear, the gear is fixedly connected with an external motor, the second toothed ring 24 drives the rotating block 20 to rotate, and the rotating speed of the rotating block 20 is the same as that of the screw 3; the wire 7 is pulled to slide along the second hole 5 on one side, and rotates around the axis of the steel wire 6, the coiled wire 7 releases the wire 7, and the rotating block 20 and the screw 3 synchronously rotate, so that the wire 7 is in a straightened state before entering the second hole 5, and the adjacent wires 7 are not wound, thereby ensuring the smooth entering of the wire 7.
Referring to fig. 1 and 2, the first toothed ring 11 is provided with a plurality of constraint units; the restraining units are arranged in a circumferential array around the axis of the first toothed ring 11 and comprise a restraining wheel 25 and a fixing rod 26; the restraint wheel 25 is arranged on the first toothed ring 11 through a fixed rod 26, and the lead 7 penetrates into the second hole 5 along the surface of the restraint wheel 25; before the wire 7 enters the second hole 5, the moving path of the wire 7 interferes with the wire inlet of the second hole 5, namely, the wire 7 scratches the wire inlet of the second hole 5 and wears the wire inlet, for this purpose, the constraint wheel 25 is arranged at the wire inlet position of the second hole 5, the constraint wheel 25 changes the moving path of the wire 7, so that the wire 7 moves along the axis of the second hole 5, and abrasion of the moving wire 7 to the second hole 5 and scratch abrasion of the second hole 5 to the insulating layer on the outer surface of the wire 7 are avoided.
Referring to fig. 10 and 11, the rotating shaft 21 includes a hollow cylinder 210 and a screw 27; the screw rod 27 is rotatably connected to the hollow cylinder 210, a hexagonal prism 28 is fixedly connected to the outer end of the screw rod 27, two groups of threads are symmetrically arranged on the outer surface of the part of the screw rod 27 positioned in the hollow cylinder 210, and the directions of the two pairs of threads in each group are designed oppositely; a rectangular window 29 is formed at the position of the hollow cylinder 210 opposite to each pair of threads, a push plate 30 is arranged in the rectangular window 29, the outer surface of the push plate 30 is rotationally connected with a roller body 31, and two sides of the inner surface of the push plate 30 are rotationally connected with push rods 32; the surface of each pair of threads is in transmission connection with a sliding block 33, and the end part of the ejector rod 32 is rotationally connected with the sliding block 33; the wire 7 is wound on the winding wheel in advance, then the winding wheel is sleeved on the rotating shaft 21, when the wire 7 is pulled, the winding wheel rotates and releases the wire 7, the diameter of the inner ring of the winding wheel has various sizes, a single rotating shaft 21 is not applicable, and therefore the rotating shaft 21 with the changeable supporting diameter is arranged, so that the rotating shaft 21 is stably inserted into the inner ring of the winding wheel; the hexagonal prism 28 is rotated, the hexagonal prism 28 drives the screw rod 27 to rotate, the screw rod 27 drives the two opposite sliding blocks 33 to relatively move away from or close to each other, the push plate 30 is pulled outwards or inwards by the ejector rod 32, and the distance between the roller body 31 and the outer surface of the rotating shaft 21 is adjusted, so that the winding wheel is suitable for winding wheels with different inner ring diameters; the winding wheel is sleeved on the rotating shaft 21, the roller body 31 is extruded on the surface of the inner ring of the winding wheel, and the axis of the roller body 31 and the axis of the winding wheel are forced to be always in a parallel state.
Referring to fig. 7, 8 and 9, the through hole 19 of the outer cover 17 is provided with a squeezing unit; the squeezing unit comprises a pipe body 34, wherein the outer ring of the pipe body 34 is connected in a sealing and rotating manner in a through hole 19 of the outer cover 17, a gap is reserved between the inner end of the pipe body 34 and the through hole 19 of the inner cover 16, a plurality of convex points 35 are arranged on the inner surface of the inner end of the pipe body 34, a driven belt pulley 36 is fixedly connected to the outer end of the pipe body 34, the middle position of the driven belt pulley 36 is communicated, a motor is fixedly connected to the outer cover 17, a driving belt pulley 37 is fixedly connected to the output end of the motor, and the driving belt pulley 37 is connected with the driven belt pulley 36 through belt transmission; the wire 7 rotates around the axis of the steel wire 6 and is wound on the surface of the steel wire 6; the extruding and rubbing unit is used for twisting the wires 7, and aims to assist the wires 7 to be completely attached to the surface of the steel wire 6, meanwhile, the wires 7 between adjacent rings can be tightly attached to some wires, gaps in front of the wires 7 are reduced, and the internal stability and strength of the drag chain cable are improved; the motor drives the driving pulley 37 to rotate, the driving pulley 37 drives the driven pulley 36 through the belt, the rotation direction of the driven pulley 36 is the same as that of the screw 3, the rotation speed of the driven pulley 36 is larger than that of the screw 3, the driven pulley 36 drives the pipe 34 to rotate, when the wire 7 is coiled on the surface of the steel wire 6, the pipe 34 drives the salient point 35 to rotate, the salient point 35 rotates around the axis of the steel wire 6, the wire 7 just wound on the steel wire 6 is enabled to be stirred and extruded by the salient point 35, and the wire 7 of the adjacent ring is enabled to be attached more tightly.
Referring to fig. 8 and 9, a plurality of notches 38 are formed in the inner end outer ring of the tube 34, the notches 38 penetrate through the inner surface of the tube 34, and the notches 38 are circumferentially arrayed on the tube 34; a gap is reserved between the inner end of the pipe body 34 and the inner cover 16, and molten raw materials can flow into the pipe body 34 along the gap, but the arrangement of the pipe body 34 can prevent the wire 7 from contacting with the raw materials, the pipe body 34 occupies the effective contact stroke of the wire 7 and the raw materials, a notch 38 is formed in the pipe body 34, and at the moment, the molten raw materials can not only enter along the inner end of the pipe body 34, but also permeate into the pipe body 34 along the notch 38, so that the contact stroke of the wire 7 and the raw materials is ensured, and the surface of the wire 7 can be fully wrapped with the raw materials.
Referring to fig. 7, 8 and 9, a ring 39 is disposed outside the through hole 19 of the outer cover 17, the ring 39 is disposed through the middle, the ring 39 is fixedly connected to the surface of the outer cover 17, and a limit rotating groove 40 is formed on the end surface of the ring 39; a limiting swivel 41 is arranged on the inner end surface of the driven pulley 36, and the limiting swivel 41 is rotatably connected in the limiting swivel groove 40; the pipe body 34 is rotatably connected in the through hole 19 of the outer cover 17, the outer end of the pipe body 34 is fixedly connected with the driven belt pulley 36, at this time, the pipe body 34 is pulled by the belt and is biased to the driving belt pulley 37, after the pipe body 34 rotates for a long time, the rotating connection point of the pipe body 34 and the through hole 19 is severely worn, so that raw materials overflow from the wearing gap between the through hole 19 and the pipe body 34, and therefore, the ring body 39 is arranged, the limit rotating groove 40 is matched with the limit rotating ring 41, and part of the pulling force of the belt is counteracted, so that the pipe body 34 can rotate in the through hole 19 of the outer cover 17 for a longer time, and the service life is prolonged.
Referring to fig. 7, 8 and 9, the driven pulley 36 is provided with a pre-cooling unit on the outside; the pre-cooling unit comprises a cooling block 42, a cooling channel 43 is arranged in the middle of the cooling block 42, an oil groove 44 is arranged in the cooling block 42, a plurality of overflow holes 45 are formed in the inner surface of the cooling channel 43, the overflow holes 45 are communicated with the oil groove 44, an oil inlet pipe 46 is communicated with the upper side of the oil groove 44, an oil outlet pipe 47 is communicated with the lower side of the oil groove 44, and the oil inlet pipe 46 and the oil outlet pipe 47 are axially symmetrically arranged; the cable just pulled out of the cover body unit needs to be extended into the water cooling tank for cooling, but in the introducing process, raw materials on the surface of the cable are not cooled, the raw materials possibly drop due to self gravity of the raw materials, and the surface of the cable is irregular, and a precooling unit is arranged for the purpose; when the cable is pulled out along the intermediate penetration position of the driven pulley 36, the cable is first cooled by the cooling channel 43, the surface is cooled, the possibility of sagging or sagging amplitude is reduced, the quality of the cable is improved, and part of the oil in the oil groove 44 flows into the surface of the cooling channel 43 along the overflow hole 45, so that lubrication protection is provided for the movement of the cable in the cooling channel 43, and raw materials are prevented from being scratched in the cooling block 42.
Example two
Referring to fig. 12, in a comparative example one, as another embodiment of the present invention, rubber protrusions 48 are uniformly provided on the surface of each of the roller bodies 31, and the rubber protrusions 48 are fixedly installed at both end positions of the roller body 31; by arranging the rubber bulge 48, the rotation of the roller body 31 is restrained, when the wire 7 stops being pulled, the wire 7 winding wheel can continue to rotate under inertia, the guide between the rotating block 20 and the cylinder body 1 is in a loose state, and when the screw 3 is driven to rotate again, the loose wire 7 can be mutually wound, so that the arranged rubber bulge 48, when the wire 7 stops being pulled, the rubber bulge 48 is intermittently extruded on the push plate 30, the roller body 31 is stabilized, and meanwhile, the winding wheel is stabilized; a rubber layer 49 is provided in the surface intermediate area of each of the roller bodies 31; by arranging the rubber layer 49 on the surface of the roller body 31, the roller body 31 is more stably attached to the surface of the inner ring of the winding wheel.
Working principle: the first toothed ring 11 is meshed with an external gear, the gear is fixedly connected with an external motor, and the first toothed ring 11 drives the screw 3 to rotate; injecting molten raw materials into the feeding pipe 2, extruding and pushing the raw materials to a cover body unit by a rotating screw 3, extruding the raw materials to a gap between an inner cover 16 and an outer cover 17, simultaneously moving the wires 7 along a second hole 5, wherein the outer surface of the conductive core is wrapped with the wires 7 with insulating layers, the wires 6 move along a first hole 4, in the moving process of the wires 7, the rotating screw 3 drives to rotate, so that a plurality of wires 7 rotate around the axis of the wires 6 and are wound on the surface of the wires 6, simultaneously extruding the raw materials to the winding position of the wires 7 around the wires 6, enabling the raw materials to flow along the cover body unit, wrapping the raw materials at the winding position of the wires 7 and the wires 6 in the 360-degree direction, enabling the raw materials to be uniformly coated on the surfaces of the wires 7 and the wires 6, avoiding the occurrence of gap problem on the surfaces of finished cable jackets, simultaneously filling the gaps generated by coiling the wires 7 on the surfaces of the wires 6, and improving the extrusion molding quality of the drag chain cable jackets; the wire 7 wrapped with the raw materials is pulled out from the through hole 19 and is wound on a winding disc for standby after being cooled by water;
the second toothed ring 24 is meshed with a transmission external gear, the gear is fixedly connected with an external motor, the second toothed ring 24 drives the rotating block 20 to rotate, and the rotating speed of the rotating block 20 is the same as that of the screw 3; one side of the wire 7 is pulled to slide along the second hole 5 and rotates around the axis of the steel wire 6, the coiled wire 7 releases the wire 7, and the rotating block 20 and the screw 3 synchronously rotate, so that the wire 7 is in a straightened state before entering the second hole 5, and the adjacent wires 7 are not wound, thereby ensuring the smooth entering of the wire 7;
before the wire 7 enters the second hole 5, the moving path of the wire 7 can interfere with the wire inlet of the second hole 5, namely, the wire 7 can scratch the wire inlet of the second hole 5 and abrade the wire inlet, for this purpose, a constraint wheel 25 is arranged at the wire inlet position of the second hole 5, the constraint wheel 25 changes the moving path of the wire 7, so that the wire 7 moves along the axis of the second hole 5, and abrasion of the moving wire 7 to the second hole 5 and scratch abrasion of the insulating layer on the outer surface of the wire 7 by the second hole 5 are avoided;
the wire 7 is wound on the winding wheel in advance, then the winding wheel is sleeved on the rotating shaft 21, when the wire 7 is pulled, the winding wheel rotates and releases the wire 7, the diameter of the inner ring of the winding wheel has various sizes, a single rotating shaft 21 is not applicable, and therefore the rotating shaft 21 with the changeable supporting diameter is arranged, so that the rotating shaft 21 is stably inserted into the inner ring of the winding wheel; the hexagonal prism 28 is rotated, the hexagonal prism 28 drives the screw rod 27 to rotate, the screw rod 27 drives the two opposite sliding blocks 33 to relatively move away from or close to each other, the push plate 30 is pulled outwards or inwards by the ejector rod 32, and the distance between the roller body 31 and the outer surface of the rotating shaft 21 is adjusted, so that the winding wheel is suitable for winding wheels with different inner ring diameters; the winding wheel is sleeved on the rotating shaft 21, the roller body 31 is extruded on the surface of the inner ring of the winding wheel, and the axis of the roller body 31 and the axis of the winding wheel are forced to be always in a parallel state;
the wire 7 rotates around the axis of the steel wire 6 and is wound on the surface of the steel wire 6; the extruding and rubbing unit is used for twisting the wires 7, and aims to assist the wires 7 to be completely attached to the surface of the steel wire 6, meanwhile, the wires 7 between adjacent rings can be tightly attached to some wires, gaps in front of the wires 7 are reduced, and the internal stability and strength of the drag chain cable are improved; the motor drives the driving pulley 37 to rotate, the driving pulley 37 drives the driven pulley 36 through a belt, the rotation direction of the driven pulley 36 is the same as that of the screw 3, the rotation speed of the driven pulley 36 is larger than that of the screw 3, the driven pulley 36 drives the pipe 34 to rotate, when the wire 7 is coiled on the surface of the steel wire 6, the pipe 34 drives the convex point 35 to rotate, the convex point 35 rotates around the axis of the steel wire 6, the wire 7 just wound on the steel wire 6 is enabled to be stirred and extruded by the convex point 35, and the wire 7 of the adjacent ring is enabled to be attached more tightly;
a gap is reserved between the inner end of the pipe body 34 and the inner cover 16, and molten raw materials can flow into the pipe body 34 along the gap, but the arrangement of the pipe body 34 can prevent the wire 7 from contacting with the raw materials, the pipe body 34 occupies the effective contact stroke of the wire 7 and the raw materials, a notch 38 is formed in the pipe body 34, and at the moment, the molten raw materials can not only enter along the inner end of the pipe body 34, but also permeate into the pipe body 34 along the notch 38, so that the contact stroke of the wire 7 and the raw materials is ensured, and the surface of the wire 7 can be fully wrapped with the raw materials;
the pipe body 34 is rotationally connected in the through hole 19 of the outer cover 17, the outer end of the pipe body 34 is fixedly connected with the driven belt pulley 36, at this time, the pipe body 34 is pulled by the belt and is biased to the driving belt pulley 37, after the pipe body 34 rotates for a long time, the rotational connection point of the pipe body 34 and the through hole 19 is severely worn, so that raw materials overflow from a worn gap between the through hole 19 and the pipe body 34, and therefore, the ring body 39 is arranged, the limit rotating groove 40 is matched with the limit rotating ring 41, and part of the pulling force of the belt is counteracted, so that the pipe body 34 can rotate in the through hole 19 of the outer cover 17 for a longer time, and the service time is prolonged;
the cable just pulled out of the cover body unit needs to be extended into the water cooling tank for cooling, but in the introducing process, raw materials on the surface of the cable are not cooled, the raw materials possibly drop due to self gravity of the raw materials, and the surface of the cable is irregular, and a precooling unit is arranged for the purpose; when the cable is pulled out along the intermediate penetration position of the driven pulley 36, the cable is first cooled by the cooling channel 43, the surface is cooled, the possibility of sagging or sagging amplitude is reduced, the quality of the cable is improved, and part of the oil in the oil groove 44 flows into the surface of the cooling channel 43 along the overflow hole 45, so that lubrication protection is provided for the movement of the cable in the cooling channel 43, and raw materials are prevented from being scratched in the cooling block 42.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (7)
1. The utility model provides a towline cable sheath crowded package device which characterized in that: comprises a cylinder body (1), wherein a feed pipe (2) is communicated with the cylinder body (1), and a screw (3) is arranged in the cylinder body (1); a first hole (4) is formed in the middle axis of the screw (3), a plurality of second holes (5) are formed in the outer side of the first hole (4), the second holes (5) are formed in a circumferential array around the axis of the first hole (4), steel wires (6) penetrate through the first hole (4), and wires (7) penetrate through the second holes (5); limiting wheels (8) are symmetrically arranged at the outlet position of the second hole (5), and the lead (7) can move between two adjacent limiting wheels (8); one end of the screw rod (3) is provided with a cavity (9), the other end of the screw rod (3) is fixedly connected with an extension pipe (10), and the end part of the extension pipe (10) is fixedly connected with a first toothed ring (11); a plurality of guide wheels (12) are arranged in the cavity (9), the guide wheels (12) are arranged in the cavity (9) in a circumferential array, wire outlet holes (13) are formed in the end parts of the cavity (9), the end parts of the wires (7) penetrate through the limit wheels (8) and are attached to the inner sides of the guide wheels (12) to move, and the wires (7) and the steel wires (6) can penetrate through the wire outlet holes (13);
one end of the cylinder body (1) is a wire inlet end (14), and the other end of the cylinder body (1) is a wire outlet end (15); the outlet end (15) is close to the cavity (9); a cover body unit is arranged at the position of the outlet end (15); the cover unit comprises an inner cover (16) and an outer cover (17); the inner cover (16) covers one end of the screw (3), a plurality of connecting rods (18) are uniformly fixedly connected to the outer ring of a port of the inner cover (16), the end parts of the connecting rods (18) are fixedly connected to the outer cover (17), the port of the outer cover (17) is fixedly connected to the end face of the wire outlet end (15) of the cylinder body (1), through holes (19) are formed in the middle axis positions of the outer cover (17) and the inner cover (16), and the wires (7) and the steel wires (6) can penetrate through the through holes (19);
the squeezing unit is arranged at the position of the through hole (19) of the outer cover (17); the extruding and rubbing unit comprises a pipe body (34), wherein the outer ring of the pipe body (34) is connected in a through hole (19) of an outer cover (17) in a sealing and rotating manner, a gap is reserved between the inner end of the pipe body (34) and the through hole (19) of an inner cover (16), a plurality of protruding points (35) are arranged on the inner surface of the inner end of the pipe body (34), a driven belt pulley (36) is fixedly connected with the outer end of the pipe body (34), the middle position of the driven belt pulley (36) is communicated, a motor is fixedly connected on the outer cover (17), a driving belt pulley (37) is fixedly connected with the output end of the motor, and the driving belt pulley (37) is connected with the driven belt pulley (36) through belt transmission;
the inner end outer ring of the pipe body (34) is provided with a plurality of notches (38), the notches (38) penetrate through the inner surface of the pipe body (34), and the notches (38) are circumferentially arrayed on the pipe body (34);
a ring body (39) is arranged at the outer side of the through hole (19) of the outer cover (17), the middle of the ring body (39) is communicated, the ring body (39) is fixedly connected to the surface of the outer cover (17), and a limiting rotating groove (40) is formed in the end face of the ring body (39); the inner end surface of the driven belt pulley (36) is provided with a limiting swivel (41), and the limiting swivel (41) is rotatably connected in the limiting swivel groove (40).
2. The towline cable jacket extrusion apparatus of claim 1, wherein: one side of a wire inlet end (14) of the cylinder body (1) is provided with a paying-off unit; the pay-off unit comprises a rotating block (20); the surface rigid coupling of rotatory piece (20) has a plurality of pivots (21), and the tip screw thread rotation of pivot (21) is connected with anticreep board (22), and the cover is equipped with wire (7) of lapping on pivot (21), and threading hole (23) are seted up to the intermediate position of rotatory piece (20), and wire (6) run through threading hole (23), and the tip outer lane rigid coupling that keeps away from barrel (1) on rotatory piece (20) has No. two ring gears (24).
3. The towline cable jacket extrusion apparatus of claim 1, wherein: a plurality of constraint units are arranged on the first toothed ring (11); the restraining units are arranged in a circumferential array around the axis of the first toothed ring (11), and each restraining unit comprises a restraining wheel (25) and a fixing rod (26); the restraint wheel (25) is arranged on the first toothed ring (11) through a fixed rod (26), and the lead (7) penetrates into the second hole (5) along the surface of the restraint wheel (25).
4. A towline cable jacket extrusion apparatus as recited in claim 2, wherein: the rotating shaft (21) comprises a hollow cylinder (210) and a screw rod (27); the screw rod (27) is rotationally connected to the hollow cylinder (210), a hexagonal prism (28) is fixedly connected to the outer end of the screw rod (27), two groups of threads are symmetrically arranged on the outer surface of the part of the screw rod (27) positioned in the hollow cylinder (210), and the directions of the two pairs of threads in each group are designed oppositely; a rectangular window (29) is formed at the opposite position of each pair of threads of the hollow cylinder (210), a push plate (30) is arranged in the rectangular window (29), the outer surface of the push plate (30) is rotationally connected with a roller body (31), and two sides of the inner surface of the push plate (30) are rotationally connected with ejector rods (32); the surface of each pair of threads is in transmission connection with a sliding block (33), and the end part of the ejector rod (32) is in rotary connection with the sliding block (33).
5. The towline cable jacket extrusion apparatus of claim 1, wherein: a precooling unit is arranged outside the driven belt pulley (36); the precooling unit comprises a cooling block (42), a cooling channel (43) is arranged in the middle of the cooling block (42), an oil groove (44) is arranged in the cooling block (42), a plurality of overflow holes (45) are formed in the inner surface of the cooling channel (43), the overflow holes (45) are communicated with the oil groove (44), an oil inlet pipe (46) is communicated with the upper portion of the oil groove (44), an oil outlet pipe (47) is communicated with the lower portion of the oil groove (44), and the oil inlet pipe (46) and the oil outlet pipe (47) are axially symmetrically arranged.
6. The towline cable jacket extrusion apparatus of claim 4, wherein: rubber bulges (48) are uniformly arranged on the surface of each roller body (31), and the rubber bulges (48) are fixedly arranged at the two ends of the roller bodies (31).
7. The towline cable jacket extrusion apparatus of claim 6, wherein: a rubber layer (49) is arranged in the middle area of the surface of each roller body (31).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310547340.5A CN116313316B (en) | 2023-05-16 | 2023-05-16 | Extruding and packing device for cable sheath of drag chain |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310547340.5A CN116313316B (en) | 2023-05-16 | 2023-05-16 | Extruding and packing device for cable sheath of drag chain |
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| CN116313316B true CN116313316B (en) | 2023-08-04 |
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| CN202310547340.5A Active CN116313316B (en) | 2023-05-16 | 2023-05-16 | Extruding and packing device for cable sheath of drag chain |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231499A (en) * | 2013-04-25 | 2013-08-07 | 江苏远洋东泽电缆股份有限公司 | Armored cable sheath extruding device for ship |
| CN208256373U (en) * | 2018-04-11 | 2018-12-18 | 四川蜀塔实业股份有限公司 | A kind of automatic coating equipment suitable for electric wire insulation layer |
| CN111524657A (en) * | 2020-04-28 | 2020-08-11 | 浙江晨光电缆股份有限公司 | Production equipment and production method for extruded composite smooth aluminum-sheathed cable |
| CN111775427A (en) * | 2020-07-28 | 2020-10-16 | 泉州地坤科技有限公司 | Cooling and shaping equipment for manufacturing communication cable insulating sheath |
-
2023
- 2023-05-16 CN CN202310547340.5A patent/CN116313316B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231499A (en) * | 2013-04-25 | 2013-08-07 | 江苏远洋东泽电缆股份有限公司 | Armored cable sheath extruding device for ship |
| CN208256373U (en) * | 2018-04-11 | 2018-12-18 | 四川蜀塔实业股份有限公司 | A kind of automatic coating equipment suitable for electric wire insulation layer |
| CN111524657A (en) * | 2020-04-28 | 2020-08-11 | 浙江晨光电缆股份有限公司 | Production equipment and production method for extruded composite smooth aluminum-sheathed cable |
| CN111775427A (en) * | 2020-07-28 | 2020-10-16 | 泉州地坤科技有限公司 | Cooling and shaping equipment for manufacturing communication cable insulating sheath |
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