CN102025044B - Overloaded cable component and machining process thereof - Google Patents

Abstract

The invention discloses an overloaded cable component and a machining process thereof, which belong to the technical field of cable connecting pieces. The overloaded cable component consists of a shell, a cable joint, a sealing ring, contact pins, an inner core, an inner core frame and a high-performance multi-core cable, wherein the cable joint tightly clamps the high-performance multi-core cable; the sealing ring is arranged in the cable joint; plastic threads on the cable joint are connected with steel threads on the shell in a screwing way; the cable is in cold-pressing connection with the contact pins; the inner core is fixed in the inner core frame; a tubular cold-pressing terminal is in cold-pressing connection with grounding threads of the inner core frame; and the inner core frame is in threaded sealing connection with the shell. The machining process for the overloaded cable component comprises the steps of: blanking, the arrangement of an outer sheath, the arrangement of the shell, pressing connection, the arrangement and connection of the contact pins and the packaging of the shell. The machining process provided by the invention is simple; and the machined cable component can satisfy needs in power supply in a severe environment, and has high reliability, high vibration resistance and high protection grade.

Description

A kind of processing technology of overloaded cable component

Technical field

The present invention relates to a kind of cable assembly, relate in particular to a kind of overloaded cable component for large fan and rail vehicle, boats and ships generating and distribution, more particularly, the present invention also provides a kind of processing technology of overloaded cable component.

Background technology

In traditional industrial environment, connection between control system or control system and equipment is being connected between motor for example, substantially be the direct connection of cable or by using the connection of common binding post to complete, this traditional connected mode shortcoming is to carry out at the scene wiring, set-up time is longer, and can not effectively guarantee the reliability of connecting portion, as in wind power generation industry, work on the spot environment very severe, be in for a long time moisture weight, the environmental aspect of dust height and extremely high low temperature, and large fan height is often over 70 meters, cannot carry out at the scene for a long time wiring at all and connect debugging, the maintenance that adds wind power equipment is very difficult, so guarantee that the long-term running in reliable and stable ground is the most basic requirement, wind power equipment is because of its apparatus expensive, work under bad environment, on-the-spot inconvenience is carried out detachable maintaining to main position, and require the work characteristics such as long service life in design, switching performance is had higher requirement.

Summary of the invention

One of object of the present invention is to provide a kind of overloaded cable component, can meet work requirements under adverse circumstances, and reliability and shock resistance high.

A kind of overloaded cable component, its primary structure comprises: shell, cable joint, sealing ring, contact pin, inner core, inner core framework, high-performance multicore cable, cable joint clamps high-performance multicore cable, sealing ring is positioned over cable joint inside, plastic whorl on cable joint screws and is connected with steel screw thread on shell, and cable is colded pressing and is connected with contact pin, and inner core is fixed in inner core framework, tubulose cold end terminal is colded pressing and is connected with inner core frame ground screw thread, between inner core framework and shell, with thread seal, is connected.

Another object of the present invention is to provide a kind of processing technology of overloaded cable component, the concrete steps of its processing are:

(1) blanking: choose high-performance multicore cable, ensure that cable surface is smooth without damaged, tangent plane is smooth, vertical;

(2) oversheath is installed: cable two ends sheath is respectively divested to 80mm, and screen is chosen suitable, according to the difference of cable model, choose different heat-shrink tube far away again, in sheath incision, with heat-shrinkable T bush heating, entangle, and guarantee that pyrocondensation is smooth, smooth, size uniform, the heat-shrink tube of incision keeps otch to be positioned at heat-shrink tube centre position, can not cable and heat-shrink tube is roasting bad;

(3) shell is installed: cable clip bonnet is taken off, and sealing ring removes, and packs adapter into, tightens after adapter and cable clip are respectively charged into connector shell afterbody with monkey wrench; Cable clip bonnet is inserted in to the two ends of two cables, then respectively two cables is inserted in to diplopore clamping ring, and pin and fix two cables with cable clip;

(4) crimping: all black heart yearns, white, palm fibre, yellow, green line are divested to 8mm with flat mouth wire stripping pliers, all yellow/green cable are divested to 6mm with flat mouth wire stripping pliers; Cable balck cable line is connected with silver color contact pin, white, palm fibre, Huang, green line are connected with golden contact pin, by the crimping of colding pressing of yellow/green cable and screen and yellow annular, and the head-tail that keeps colding pressing must not have heart yearn bifurcated to expose, head shielding line all exposes, contact pin afterbody must not have heart yearn bifurcated to expose, and neck aperture position is copper wire as seen;

(5) contact pin attaching: use torque screwdriver that side earth stud is installed, contact pin, the head of colding pressing should be inserted into the end;

(6) packaging shell: assembly is kept flat, and the equal three cable sequential parallel of two end housings are non-warping, and cable clip is all clamped on cable jacket, then cable clip screwed, and then use master-hand's electric torque screwdriver to attach it on shell.

The overloaded cable component that the present invention processes, can adapt under adverse circumstances and work, at rail vehicle, in boats and ships and generating and distribution, tool has been widely used, also can be used in addition design and the construction of equipment, medical skill and building machinery, the overloaded cable component that heavy-duty connector coordinates high performance cable to produce by special process has high reliability, anti-vibration, degree of protection can reach even IP68 of IP65, be applicable to desert, beach, the field condition of the complexity such as sea or the situation that requires high efficiency to install, plug and play, in the middle of follow-up maintenance, also can save a large amount of human costs simultaneously, it is little that overloaded cable component has interface size, reliability high, and can freely select link block according to concrete system, power line and holding wire are arranged in same a connector, the installing space of saving equipment.

Accompanying drawing explanation

Fig. 1 is embodiments of the invention structural representation;

Fig. 2 is male end core arrangement schematic diagram of the present invention;

Fig. 3 is female end core arrangement schematic diagram of the present invention;

Fig. 4-a is male plug pin schematic appearance;

Fig. 4-b is female plug pin schematic appearance.

In figure: 1 cable joint, 2 shells, 3 contact pins, 4 inner cores, 5 bolts, the 6 annulars head of colding pressing, 7 female plug pins, 8 male plug pins, 9 cables, 10 inner core frameworks.

Embodiment

Below in conjunction with accompanying drawing, the present invention is further described in detail;

Referring to accompanying drawing 1, a kind of novel load-carrying cable assembly, by shell 2, cable joint 1, sealing ring, contact pin 3, inner core 4, inner core framework 10 compositions such as grade, cable joint 1 clamping cables 9, sealing ring is positioned over cable joint 1 inside, plastic whorl on cable joint 1 screws and is connected with steel screw thread on shell 2, and cable 9 is colded pressing and is connected with contact pin 3, and contact pin 3 is connected with inner core 4 with plastic buckle shell fragment, tubulose cold end terminal is colded pressing and is connected with inner core framework 10 ground connection screw threads, between inner core framework 10 and shell 2 to be threaded.

During use, according to the difference of the position of assembly control cubicle that two ends are inserted into, determine male plug pin 8 or female plug pin 7, also according to the medium of cable 9 required transmission (signal or large electric current), come color or the overlay coating of determining section contact pin 3, what transmission performance was had relatively high expectations is gold-plated-golden contact pin, other are silver-plated-silver color contact pin, and the aperture of cold end terminal afterbody is selected according to carrying out cable wire diameter size; During installation, cable joint 1 bonnet 5 is taken off, pack connector shell 2 afterbodys into and tighten with monkey wrench, in cable joint 1, be provided with sealing ring, cable joint 1 bonnet is screwed and is enclosed within on cable 9, cable 9 adopts the mode of colding pressing to be connected with contact pin 3, contact pin 3 inserts in inner core 4, male plug pin 8 inserts public inner core, female plug pin 7 inserts female inner core, between inner core 4 and contact pin 3, adopt plastic buckle shell fragment to be connected or other elastic connection ways, inner core 4 is fixed in inner core framework 10, and shell 2 screws and is connected with inner core framework 10 use screw threads.

A processing technology for overloaded cable component, the concrete steps of its assembling processing are:

(1) blanking: choose high-performance multicore cable, ensure that cable surface is smooth without damaged, tangent plane is smooth, vertical;

(2) oversheath is installed: cable two ends sheath is respectively divested to 80mm, and screen is chosen suitable, according to the difference of cable model, choose different heat-shrink tube far away again, in sheath incision, with heat-shrinkable T bush heating, entangle, and guarantee that pyrocondensation is smooth, smooth, size uniform, the heat-shrink tube of incision keeps otch to be positioned at heat-shrink tube centre position, can not cable and heat-shrink tube is roasting bad;

(3) shell is installed: cable clip bonnet is taken off, and sealing ring removes, and packs adapter into, tightens after adapter and cable clip are respectively charged into connector shell afterbody with monkey wrench; Cable clip bonnet is inserted in to the two ends of two cables, then respectively two cables is inserted in to diplopore clamping ring, and pin and fix two cables with cable clip;

(4) crimping: all black heart yearns, white, palm fibre, yellow, green line are divested to 8mm with flat mouth wire stripping pliers, all yellow/green cable are divested to 6mm with flat mouth wire stripping pliers; Cable balck cable line is connected with silver color contact pin, white, palm fibre, Huang, green line are connected with golden contact pin, by 6 crimping of colding pressing of colding pressing of yellow/green cable and screen and yellow annular, and the head-tail that keeps colding pressing must not have heart yearn bifurcated to expose, head shielding line all exposes, contact pin afterbody must not have heart yearn bifurcated to expose, and neck aperture position is copper wire as seen;

(5) contact pin attaching: use torque screwdriver that side earth stud 5 is installed, contact pin, the head of colding pressing should be inserted into the end;

(6) packaging shell: assembly is kept flat, and the equal three cable sequential parallel of two end housings are non-warping, and cable clip is all clamped on cable jacket, then cable clip screwed, and then use master-hand's electric torque screwdriver to attach it on shell.

Claims (1)

1. a processing technology for overloaded cable component, is characterized in that, its work flow is:

(1) blanking: choose high-performance multicore cable, ensure that cable surface is smooth without damaged, tangent plane is smooth, vertical;

(2) oversheath is installed: cable two ends sheath is respectively divested to 80mm, and screen is chosen suitable, according to the difference of cable model, choose different heat-shrink tube far away again, in sheath incision, with heat-shrinkable T bush heating, entangle, and guarantee that pyrocondensation is smooth, smooth, size uniform, the heat-shrink tube of incision keeps otch to be positioned at heat-shrink tube centre position, can not cable and heat-shrink tube is roasting bad;

(3) shell is installed: cable clip bonnet is taken off, and sealing ring removes, and packs adapter into, tightens after adapter and cable clip are respectively charged into connector shell afterbody with monkey wrench; Cable clip bonnet is inserted in to the two ends of two cables, then respectively two cables is inserted in to diplopore clamping ring, and pin and fix two cables with cable clip;

(4) crimping: all black heart yearns, white, palm fibre, yellow, green line are divested to 8mm with flat mouth wire stripping pliers, all yellow/green cable are divested to 6mm with flat mouth wire stripping pliers; Cable balck cable line is connected with silver color contact pin, white, palm fibre, Huang, green line are connected with golden contact pin, by the crimping of colding pressing of yellow/green cable and screen and yellow annular, and the head-tail that keeps colding pressing must not have heart yearn bifurcated to expose, head shielding line all exposes, contact pin afterbody must not have heart yearn bifurcated to expose, and neck aperture position is copper wire as seen;

(5) contact pin attaching: use torque screwdriver that side earth stud is installed, contact pin, the head of colding pressing should be inserted into the end;

(6) packaging shell: assembly is kept flat, and the equal three cable sequential parallel of two end housings are non-warping, and cable clip is all clamped on cable jacket, then cable clip screwed, and then use master-hand's electric torque screwdriver to attach it on shell.

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