CN215376974U

CN215376974U - High-flexibility high-temperature-resistant anti-interference cable for robot arm

Info

Publication number: CN215376974U
Application number: CN202121541013.1U
Authority: CN
Inventors: 许鸿飞; 朱绪东
Original assignee: Kunshan Xinghongmeng Electronics Co ltd
Current assignee: Kunshan Xinghongmeng Electronics Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-31
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a high-flexibility high-temperature-resistant anti-interference cable for a robot arm, which comprises an elastic sheath and an insulating wire core, wherein the elastic sheath is sleeved on the insulating wire core, the outer side wall of the elastic sheath is provided with a fireproof layer, the fireproof layer comprises a mica fireproof layer and a high-flame-retardant oxygen-isolating layer, the high-flame-retardant oxygen-isolating layer is positioned between the mica fireproof layer and the elastic sheath, the flexible wrapping layer comprises a plurality of groups of elastic rubber strips and elastic reinforcing buckles, the plurality of groups of elastic rubber strips are connected to form a net surface, the net surface is curled to form a wrapping layer, adjacent elastic rubber strips are connected through the elastic reinforcing buckles, fiber alloy wires are embedded in the elastic rubber strips, three groups of fiber alloy wires are arranged in each group of elastic rubber strips, and the fiber alloy wires are tungsten fiber alloy wires. The cable has the advantages of strong anti-interference capability, high flexibility, fire resistance and high temperature resistance.

Description

High-flexibility high-temperature-resistant anti-interference cable for robot arm

Technical Field

The utility model relates to the technical field of cables, in particular to a high-flexibility high-temperature-resistant anti-interference cable for a robot arm.

Background

The industrial robot is the most typical electromechanical integration digital equipment, has high technical added value and wide application range, and plays an increasingly important role in future production and social development as a supporting technology of advanced manufacturing industry and a new industry of information-based society. The foreigners in foreign countries predict that the robot industry is a new large-scale high-technology industry appearing after automobiles and computers, the market prospect of the world robot is good, the world robot industry keeps a good trend of steady growth all the time, the development speed of robot products is accelerated, the annual growth rate is about 10% on average, and the growth amplitude of the Asian robot is the most prominent and is as high as 43%.

At present, domestic industrial flexible robot arm cables and mechanical equipment cables are poor in super-flexibility and high strength, performance gaps exist, and high-end cables are still imported in a large quantity. In the prior art, a cable core is formed by twisting a group of conductors extruded with insulators and then an outer sheath is extruded, the structure cannot provide guarantee for long-term stable operation for continuous and frequent twisting and bending use occasions, and is not suitable for occasions needing rapid acceleration movement, faster parallel movement speed and long-distance movement, and the existing cable does not have flexibility, high temperature resistance and anti-interference performance required by a robot arm, so that a high-flexibility high-temperature-resistance anti-interference cable for the robot arm needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-flexibility high-temperature-resistant anti-interference cable for a robot arm, which has the characteristics of strong anti-interference capability, high flexibility, fire resistance and high temperature resistance, and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-flexibility high-temperature-resistant anti-interference cable for a robot arm comprises an elastic sheath and an insulating wire core, wherein the elastic sheath is sleeved on the insulating wire core, a fireproof layer is arranged on the outer side wall of the elastic sheath, the fireproof layer comprises a mica fireproof layer and a high-flame-retardant oxygen-isolating layer, the high-flame-retardant oxygen-isolating layer is positioned between the mica fireproof layer and the elastic sheath, a flexible wrapping layer and a shielding layer are arranged between the elastic sheath and the insulating wire core, the flexible wrapping layer is positioned between the elastic sheath and the shielding layer, the flexible wrapping layer comprises a plurality of groups of elastic rubber strips and elastic reinforcing buckles, the plurality of groups of elastic rubber strips are connected to form a net surface, the net surface is curled to form a wrapping layer, the adjacent elastic rubber strips are connected through the elastic reinforcing buckles, fiber alloy wires are embedded in the elastic rubber strips, and three groups of fiber alloy wires are arranged in each group of elastic rubber strips, the fiber alloy wire is a tungsten fiber alloy wire.

Preferably, the elastic reinforcing buckle comprises two groups of platinum-silver alloy rings, and the two groups of platinum-silver alloy rings are arranged in a mutual loop manner.

Preferably, the insulated wire core comprises an insulated jacket layer and conductors, the conductors are located in the insulated wire core, four groups of the conductors are arranged, and the four groups of the conductors are arranged in an annular array.

Preferably, be provided with the filling layer between insulating jacket layer and the conductor, the filling layer sets up to aramid fiber silk filling layer, the cover is equipped with signal sinle silk isolation layer on the conductor.

Preferably, the shielding layer includes polyurethane restrictive coating, metal signal shielding layer and sinle silk band layer, metal signal shielding layer is located between polyurethane restrictive coating and the sinle silk band layer, and sinle silk band layer is located the insulating sinle silk one side that is close to of metal signal shielding layer.

Preferably, the wire core wrapping layer comprises an inner protective layer and an outer protective layer, and the outer protective layer is located between the flexible wrapping layer and the inner protective layer.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the flexible wrapping layer is arranged between the elastic sheath and the insulating wire core and comprises a plurality of groups of elastic rubber strips and elastic reinforcing buckles, the adjacent elastic rubber strips are connected through the elastic reinforcing buckles, and the fiber alloy wires are embedded in the elastic rubber strips, so that the cable is suitable for high-frequency bending and twisting, has the characteristics of high flexibility, strong tensile force, bending resistance and twisting use, avoids cable deformation and conductor fracture, and ensures that the whole cable has excellent mechanical and physical properties; and through the design of flame retardant coating and shielding layer for antistatic and interference killing feature, anti bending property, mechanical shock property, temperature resistant, the fire resistance that the cable has improved greatly possess fine practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a flexible wrapping layer of the present invention;

FIG. 3 is a schematic view of the elastic reinforcing buckle of the present invention;

FIG. 4 is a schematic view of an insulated wire core according to the present invention;

FIG. 5 is a schematic view of a shield layer of the present invention;

fig. 6 is a schematic diagram of a core wrap layer according to the present invention.

In the figure: 1. an elastic sheath; 2. a fire barrier layer; 3. a flexible wrapping layer; 4. a shielding layer; 5. an insulated wire core; 6. an elastic reinforcing buckle; 7. an elastic rubber strip; 8. fiber alloy wires; 9. a platinum-silver alloy ring; 10. An insulating jacket layer; 11. a conductor; 12. a signal wire core isolation layer; 13. a filling layer; 14. a polyurethane jacket layer; 15. a metal signal shielding layer; 16. a wire core wrapping layer; 17. an outer jacket; 18. an inner sheath layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a high-flexibility high-temperature-resistant anti-interference cable for a robot arm comprises an elastic sheath 1 and an insulating wire core 5, wherein the insulating wire core 5 comprises an insulating sheath layer 10 and conductors 11, the conductors 11 are positioned in the insulating wire core 5, four groups of the conductors 11 are arranged, and the four groups of the conductors are arranged in an annular array; a filling layer 13 is arranged between the insulating sleeve layer 10 and the conductor 11, the filling layer 13 is an aramid fiber filling layer, and a signal wire core isolation layer 12 is sleeved on the conductor 11;

through the setting of filling layer 13 and signal sinle silk isolation layer 12 for conductor 11 can be better protected, not fragile, the conductor circular telegram simultaneously with buckle produce can be absorbed by aramid fiber silk filling layer, the effectual cable heat resistance that has improved.

The elastic sheath 1 is sleeved on the insulating wire core 5, the outer side wall of the elastic sheath 1 is provided with a fireproof layer 2, the fireproof layer 2 comprises a mica fireproof layer and a high-flame-retardant oxygen-barrier layer, the high-flame-retardant oxygen-barrier layer is positioned between the mica fireproof layer and the elastic sheath 1, a flexible wrapping layer 3 and a shielding layer 4 are arranged between the elastic sheath 1 and the insulating wire core 5, and the flexible wrapping layer 3 is positioned between the elastic sheath 1 and the shielding layer 4;

antistatic and high temperature resistant, the fire resistance that has improved greatly through mica flame retardant coating and high fire-retardant oxygen barrier layer cable possesses fine practicality.

The flexible wrapping layer 3 comprises a plurality of groups of elastic rubber strips 7 and elastic reinforcing buckles 6, the elastic rubber strips 7 are connected to form a net surface, the net surface is curled to form the wrapping layer, the adjacent elastic rubber strips 7 are connected through the elastic reinforcing buckles 6, the elastic reinforcing buckles 6 comprise two groups of platinum-silver alloy rings 9, the two groups of platinum-silver alloy rings 9 are arranged in a mutual ring sleeve mode, fiber alloy wires 8 are embedded in the elastic rubber strips 7, three groups of fiber alloy wires 8 are arranged in each group of elastic rubber strips 7, and the fiber alloy wires 8 are tungsten fiber alloy wires;

through connecting between the adjacent elastic rubber strip 7 through elasticity enhancement knot 6 for the cable is fit for high frequency bending and twists reverse, has high flexibility, high tension, resistant crooked and twist reverse the characteristic of use, avoids taking place cable deformation, conductor fracture phenomenon.

The shielding layer 4 comprises a polyurethane sheath layer 14, a metal signal shielding layer 15 and a wire core belting layer 16, the metal signal shielding layer 15 is positioned between the polyurethane sheath layer 14 and the wire core belting layer 16, and the wire core belting layer 16 is positioned on one side, close to the insulated wire core 5, of the metal signal shielding layer 15; the core wrap layer 16 comprises an inner sheath 18 and an outer sheath 17, the outer sheath 17 being located between the flexible wrap layer 3 and the inner sheath 18.

The flexible wrapping layer 3 is arranged between the elastic sheath 1 and the insulating wire core 5 and comprises a plurality of groups of elastic rubber strips 7 and elastic reinforcing buckles 6, the adjacent elastic rubber strips 7 are connected through the elastic reinforcing buckles 6, and the fiber alloy wires 8 are embedded in the elastic rubber strips 7, so that the cable is suitable for high-frequency bending and twisting, has the characteristics of high flexibility, strong tensile force, bending resistance and twisting use, avoids cable deformation and conductor fracture, and ensures that the whole cable has excellent mechanical and physical properties; and through the design of flame retardant coating 2 and shielding layer 4 for antistatic and interference killing feature, anti bending property, mechanical shock performance, temperature resistant, the fire resistance that the cable has improved greatly possesses fine practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high gentle high temperature resistant anti-interference cable for robot arm, includes elastic sheath (1) and insulating sinle silk (5), its characterized in that: the elastic sheath (1) is sleeved on the insulating wire core (5), the outer side wall of the elastic sheath (1) is provided with a fireproof layer (2), the fireproof layer (2) comprises a mica fireproof layer and a high flame-retardant oxygen-isolating layer, the high flame-retardant oxygen-isolating layer is positioned between the mica fireproof layer and the elastic sheath (1), a flexible wrapping layer (3) and a shielding layer (4) are arranged between the elastic sheath (1) and the insulating wire core (5), the flexible wrapping layer (3) is positioned between the elastic sheath (1) and the shielding layer (4), the flexible wrapping layer (3) comprises a plurality of groups of elastic rubber strips (7) and elastic reinforcing buckles (6), the plurality of groups of elastic rubber strips (7) are connected to form a net surface, the net surface is curled to form a wrapping layer, the adjacent elastic rubber strips (7) are connected through the elastic reinforcing buckles (6), and fiber alloy wires (8) are embedded in the elastic rubber strips (7), and three groups of fiber alloy wires (8) are arranged in each group of elastic rubber strips (7), and the fiber alloy wires (8) are tungsten fiber alloy wires.

2. The high-flexibility high-temperature-resistance anti-interference cable for the robot arm according to claim 1, wherein: the elastic reinforcing buckle (6) comprises two groups of platinum-silver alloy rings (9), and the two groups of platinum-silver alloy rings (9) are mutually sleeved.

3. The high-flexibility high-temperature-resistance anti-interference cable for the robot arm, according to claim 2, is characterized in that: the insulation core (5) comprises an insulation sleeve layer (10) and conductors (11), the conductors (11) are located in the insulation core (5), the conductors (11) are provided with four groups, and the four groups of conductors are arranged in an annular array.

4. The high-flexibility high-temperature-resistance anti-interference cable for the robot arm according to claim 3, wherein: be provided with between insulating jacket layer (10) and conductor (11) filling layer (13), filling layer (13) set up to aramid fiber silk filling layer, the cover is equipped with signal sinle silk isolation layer (12) on conductor (11).

5. The high-flexibility high-temperature-resistance anti-interference cable for the robot arm, according to claim 4, is characterized in that: shielding layer (4) include polyurethane restrictive coating (14), metal signal shielding layer (15) and sinle silk band layer (16), metal signal shielding layer (15) are located between polyurethane restrictive coating (14) and sinle silk band layer (16), and sinle silk band layer (16) are located being close to insulating sinle silk (5) one side of metal signal shielding layer (15).

6. The high-flexibility high-temperature-resistance anti-interference cable for the robot arm, according to claim 5, is characterized in that: the wire core wrapping layer (16) comprises an inner protective layer (18) and an outer protective layer (17), and the outer protective layer (17) is located between the flexible wrapping layer (3) and the inner protective layer (18).