CN209000612U - Mechanical arm heat proof cable - Google Patents

Abstract

The utility model relates to a kind of mechanical arm heat proof cables, including cable core and covering, the cable core includes power supply line and control line, the covering includes Kapton wrapping layer, tincopper fuse wire braided armor, polyisocyanurate foamed plastics thermal insulation layer, radiation reflecting layer and PUR insulating layer from inside to outside, cable can steady operation and non-aging impaired at high temperature for a long time, security performance is high when in use for cable.

Description

Mechanical arm heat proof cable

Technical field

The utility model relates to cable, in particular to a kind of mechanical arm heat proof cable.

Background technique

With the disappearance of China human mortality bonus, there is shortage in labour, and manufacturing enterprise constantly increases machine Man's Demands. Chinese Government releases a series of incentive measures, pushes the investment to Robot industry.Robot development is mainly manifested in: height Emulation, featured function and integrated service.Wherein realize that " featured function " demand in development is particularly important.This respect is most common It is exactly various mechanical arms, they are also the highest robot of the frequency of occurrences in robot conference exhibition room: the mechanical arm having is assembling Automobile, some is in sorting courier packages, and some in simulation laparoscopic surgery, taken pen and drawn a picture writing by mechanical arm also, These functional robots are the strong impetus of development of modern industry.

Some mechanical arm work, such as the mechanical arm in some forges, need at frequent crawl in the environment of high temperature In the forging of the condition of high temperature, and forging temperature is very high, therefore forging can be largely warm to external radiation, and the cable on mechanical arm is long Situations such as phase work is easy to happen aged deterioration in the environment of this high temperature, has some potential safety problems.

Utility model content

The purpose of this utility model is to provide a kind of mechanical arm heat proof cables, have when working in the high temperature environment not Easily due to high temperature the advantages of aged deterioration.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of mechanical arm with heat-resisting Cable, including cable core and covering, the cable core include power supply line and control line, and the covering includes that polyimides is thin from inside to outside Film wrapping layer, tincopper fuse wire braided armor, polyisocyanurate foamed plastics thermal insulation layer, radiation reflecting layer and PUR insulating layer.

Through the above technical solutions, PUR good toughness, wear-resisting, resist cold, water-fast, ageing-resistant, acid and alkali-resistance, weatherability uses the longevity Life length, many excellent functions such as uvioresistant and energy release, therefore at work, pass through outermost PUR insulating layer It can stop a large amount of heat radiation, so that cable core is not easy aging due to high temperature and is damaged, meanwhile, radiation reflecting layer can will transmit through The heat radiation of PUR insulating layer reflects away, and external heat radiation is avoided to enter in cable core to a certain extent.Poly-isocyanurate bubble Foam plastics are a kind of ideal organic thermal insulation materials, have that thermal coefficient is small, weatherability is strong, can be higher in temperature with long-term work Environment in, and its flame retardant property is very high, therefore can be completely cut off by polyisocyanurate foamed plastics thermal insulation layer extraneous Heat so that temperature is lower at cable core, cable core work long hours it is also non-aging impaired in hot environment, meanwhile, PUR insulation Layer, polyisocyanurate foamed plastics thermal insulation layer and Kapton wrapping layer can work at a higher temperature, because This entire covering can steady operation and non-aging impaired at high temperature for a long time, security performance is high when in use for cable.And it is poly- Imide membrane chemical property is stablized, and Kapton does not need addition fire retardant and prevents from burning, therefore is working When the cable also there is certain flame retardant property, when use, is more safe and reliable.

Preferably, polyester yarn fiber is filled between the covering and cable core.

Through the above technical solutions, polyester yarn fiber heat resistance is high;Stretching resistance is strong;The resistance to various chemistry such as acidproof, alkaline-resisting are rotten Erosion;With against weather, dust-proof, antistatic, antiultraviolet;It is non-toxic and tasteless durable, fire-retardant.Service life can reach 15 years with On, being filled between covering and cable core can play a very good protection to cable core, while can also play the work of isolation heat With, and the fire-retardant effect for avoiding cable core burning impaired is played when there is fire.

Preferably, the radiation reflecting layer is tinfoil paper layer.

Through the above technical solutions, tinfoil paper has flexibility, anti-corrosion and waterproof, fire-retardant characteristic, resistance can be played in use Combustion and the effect of reflection External Heat Flux, while tinfoil paper layer can also play the purpose for preventing signal interference, so that control line Data can preferably be transmitted.

Preferably, the cable core further includes Kev bracing wire, and the Kev bracing wire is located at cable core center.

Through the above technical solutions, Kevlar line density is low, intensity is high, good toughness, high temperature resistant, easy to process and molding, Its intensity is 5 times of equal quality steel, but density is only 1/5th of steel, and material tough and hard wear resistant is tempered toughness with gentleness, so that Cable will not be broken by larger pulling force in use, while can also guarantee that cable is preferably flexible.

Preferably, support chip is provided in the covering, axially vertical, the institute of the plane and cable core where the support chip It states support chip and is provided with along the length direction of cable core multiple, power supply source line is provided on the support chip, control line passes through Through-hole.

Through the above technical solutions, cable, in production, being easy to appear control line, power supply line, position distribution is not in covering Uniform situation can limit the position of power supply line and control line by support chip, it is ensured that power supply line and control line exist when production Each position of cable is uniformly distributed, and part cable core temperature capacity occurs when avoiding the occurrence of power supply line or control line position unevenness Bad situation.

Preferably, be provided with power supply source line on the support chip and control line enter through in notch, the support chip For PUR material, the openings of sizes of the notch is less than the diameter of power supply line and control line.

Through the above technical solutions, be fixed on support chip on power supply line and control line by what notch can be convenient, by It is PUR material in support chip, therefore support chip is softer, therefore covering will not be made to be supportted when support chip to be placed in covering Broken, when cable bend or deformation are that support chip can also carry out corresponding deformation, support chip primarily serves limitation power supply line and control The effect of line position, since the size of notch is less than the diameter of power supply line and control line, power supply line and control during fabrication Line is not easy to fall, and since support chip has elasticity, is broken into two with one's hands notch with hand or tool when installing.

Preferably, count > 90% of tincopper fuse wire braided armor.

Through the above technical solutions, tincopper fuse wire braided armor can be made to play stronger shielding action to outer signals, Itself is than stronger simultaneously, it is not easy to it fractures, and heat dissipation performance is also very strong, resist bending, and can also be connected with ground wire, It prevents electric current from radially leaking, guarantees that use is safe, tin-coated copper is to avoid copper from aoxidizing and corrode to improve intensity.

Preferably, the power supply line is twisted by copper free wire.

Through the above technical solutions, making power supply line that there is flexibility, more resist bending well, avoid cable when folding The case where power supply thread breakage, occurs, while the electric conductivity of copper free wire is superior, and the resistance with very little can issue at work Less heat, allows entire cable to be in the state compared with low temperature, and security performance is high.

Preferably, the ratio between thickness of the polyisocyanurate foamed plastics thermal insulation layer and PUR insulating layer is 1:2.

Through the above technical solutions, since PUR insulating layer is located at outermost layer, being arranged thicker can make PUR Insulating layer is not easily broken, meanwhile, the setting of polyisocyanurate foamed plastics thermal insulation layer is relatively thin can to make cable when in use more Add softness, facilitate later period bending fold, by that by the setting of the two 1:2, can be not easily broken meeting PUR insulating layer and covering On the basis of heat-insulating capability is strong, so that cable is flexible, it is convenient for folding.

In conclusion the utility model having the beneficial effect that in contrast to the prior art

(1) cable can work long hours in hot environment, and to be not easy that there is a situation where agings due to high temperature impaired for cable；

(2) cable has preferable fire retardancy, safer when in use, and cable is flexible, when use it is convenient with Mechanical arm does bending motion back and forth.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of embodiment；

Fig. 2 is the structural schematic diagram of support chip.

Appended drawing reference: 1, cable core；111, power supply line；112, control line；2, covering；211, Kapton wrapping layer； 212, tincopper fuse wire braided armor；213, polyisocyanurate foamed plastics thermal insulation layer；214, tinfoil paper layer；215, PUR insulating layer；3, Polyester yarn fiber；4, Kev bracing wire；5, support chip；6, through-hole；7, notch.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

As shown in Figure 1, a kind of mechanical arm heat proof cable, including cable core 1 and covering 2, cable core 1 include power supply line 111 with Control line 112, covering 2 include Kapton wrapping layer 211, tincopper fuse wire braided armor 212, poly- isocyanuric acid from inside to outside Ester foamed plastic thermal insulation layer 213, tinfoil paper layer 214 and PUR insulating layer 215, wherein polyisocyanurate foamed plastics thermal insulation layer The ratio between 213 and the thickness of PUR insulating layer 215 are 1:2.In use, due to PUR material have it is wear-resisting, ageing-resistant, weatherability makes It is long with the service life, many excellent functions such as uvioresistant and energy release, therefore a large amount of heat radiation can be stopped.Tin simultaneously The heat radiation that layers of foil 214 can will transmit through PUR insulating layer 215 reflects away, and polyisocyanurate foamed plastics are a kind of Ideal organic thermal insulation materials, have that thermal coefficient is small, weatherability is strong, can be with long-term work in the higher environment of temperature.Cause This covering 2 can completely cut off extraneous heat, so that temperature is lower at cable core 1, and cable be worked long hours in hot environment When it is also non-aging impaired.

Wherein, cable core further includes Kev bracing wire 4, and Kev bracing wire 4 is located at 1 center of cable core, and power supply line 111 is twisted by copper free wire It closes, power supply line 111 and control line 112 include insulating layer, and power supply line 111 and control line 112 surround Kev bracing wire 4 Setting.

As shown in Fig. 2, being provided with support chip 5 in covering 2, the plane where support chip 5 is axially vertical with cable core 1, branch Blade 5 is provided with multiple along the length direction of cable core 1, and through-hole 6 is provided on support chip 5, in use, power supply line 111, control Line 112 can be passed through with Kev bracing wire 4 from through-hole 6, be worn by controlling the 6 distance controlling line 112 of through-hole that power supply line 111 passes through Relative position between the i.e. controllable power supply line 111 in the position for the through-hole 6 crossed and control line 112, facilitates production department's product quality Good cable, is arranged jagged 7 on support chip 5, and notch 7 is connected to through-hole 6, and the openings of sizes of notch 7 is less than power supply line 111 and control line 112 diameter, wherein support chip 5 is PUR material, and support chip 5 has preferable elasticity.It, now will system when production The power supply line 111 and control line 112 got ready are secured into through-hole 6, are being filled out later to the progress outsourcing covering 2 of cable core 1 with filling Material.

As shown in Figure 1, wherein polyester yarn fiber 3,3 heat resistance of polyester yarn fiber are filled between covering 2 and cable core 1 It is high;Stretching resistance is strong;The resistance to various chemical attacks such as acidproof, alkaline-resisting;With against weather, dust-proof, antistatic, antiultraviolet;It is nontoxic It is tasteless durable, fire-retardant.Service life can reach 15 years or more, and cable core 1 can be played very by being filled between covering 2 and cable core 1 Good protective effect, while can also play the role of completely cutting off heat, and play when there is fire and fire-retardant cable core 1 to be avoided to burn Impaired effect.

Wherein, count > 90% of tincopper fuse wire braided armor 212 can make 212 pairs of external worlds of tincopper fuse wire braided armor Signal plays stronger shielding action, while itself is than stronger, it is not easy to it fractures, and heat dissipation performance is also very strong, bending resistance Song, and can also connecting with ground wire, prevents electric current from radially leaking, and guarantees using safe, tin-coated copper be in order to improve intensity, Copper is avoided to aoxidize and corrode.

The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention It encloses, the protection scope of the utility model is determined by the attached claims.

Claims (9)

1. a kind of mechanical arm heat proof cable, including cable core (1) and covering (2), it is characterised in that: the cable core (1) includes electricity Source line (111) and control line (112), the covering (2) include Kapton wrapping layer (211), tin-coated copper from inside to outside Silk braiding layer (212), polyisocyanurate foamed plastics thermal insulation layer (213), radiation reflecting layer and PUR insulating layer (215).

2. mechanical arm heat proof cable according to claim 1, it is characterised in that: between the covering (2) and cable core (1) Filled with polyester yarn fiber (3).

3. mechanical arm heat proof cable according to claim 1, it is characterised in that: the radiation reflecting layer is tinfoil paper layer (214)。

4. mechanical arm heat proof cable according to claim 1, it is characterised in that: the cable core (1) further includes Kevlar Line (4), the Kev bracing wire (4) are located at cable core (1) center.

5. mechanical arm heat proof cable according to claim 1, it is characterised in that: be provided with support in the covering (2) Piece (5), plane where the support chip (5) is axially vertical with cable core (1), the support chip (5) along cable core (1) length Degree direction is provided with multiple, power supply source line (111) is provided on the support chip (5), the through-hole (6) that control line (112) passes through.

6. mechanical arm heat proof cable according to claim 5, it is characterised in that: be provided with confession on the support chip (5) Power supply line (111) and control line (112) enter through in notch (7), the support chip (5) is PUR material, the notch (7) openings of sizes is less than the diameter of power supply line (111) and control line (112).

7. mechanical arm heat proof cable according to claim 1, it is characterised in that: the volume of tincopper fuse wire braided armor (212) Knit density > 90%.

8. mechanical arm heat proof cable according to claim 1, it is characterised in that: the power supply line (111) is by oxygen-free copper Silk is twisted.

9. mechanical arm heat proof cable according to claim 1, it is characterised in that: the polyisocyanurate foamed plastics The ratio between thermal insulation layer (213) and the thickness of PUR insulating layer (215) are 1:2.