CN207966513U - A kind of super soft robot arm cable - Google Patents
A kind of super soft robot arm cable Download PDFInfo
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- CN207966513U CN207966513U CN201820280026.XU CN201820280026U CN207966513U CN 207966513 U CN207966513 U CN 207966513U CN 201820280026 U CN201820280026 U CN 201820280026U CN 207966513 U CN207966513 U CN 207966513U
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- China
- Prior art keywords
- core
- robot arm
- cable
- super soft
- directional
- Prior art date
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- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 41
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 41
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 35
- 239000004020 conductor Substances 0.000 claims abstract description 33
- 210000001258 synovial membrane Anatomy 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000000137 annealing Methods 0.000 claims description 6
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 5
- 238000010292 electrical insulation Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 33
- 239000011229 interlayer Substances 0.000 abstract description 8
- 238000005452 bending Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009954 braiding Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920006266 Vinyl film Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Organic Insulating Materials (AREA)
- Insulated Conductors (AREA)
Abstract
The utility model is related to one super soft robot arm cable, including one or more layers insulated core, restrictive coating is formed with outside outermost layer insulated core, insulated core includes conductor and insulating layer, it is characterised in that：It is surrounded with non-directional polytetrafluoroethylene film outside every layer of insulated core and forms stratum synoviale.The super soft robot arm cable of the utility model, by the way of the wrapped non-directional polytetrafluoroethylene film of every interlayer in cable core, flexibility is good, service life is long, the bending and torsion that can bear thousands of times or more disclosure satisfy that high speed bending and used simultaneously with the robot arm joint occasion of torsion.
Description
Technical field
The utility model is related to robot field of cables, especially a kind of super soft robot arm cable.
Background technology
With the fast development of robot building industry, matched robot is risen with electric wire is also fast-developing
Come.Current robot cable market has showed diversified kind, but because of the fast development of robot technology, right
The flexibility requirements of cable are also higher and higher, therefore the super soft grade robot arm cable of market in urgent need is transported for robot high speed
Dynamic position.
It is super soft that Chinese utility model patent (CN107680721A) discloses a kind of new-energy automobile high temperature high voltage resistant
Cable comprising have conductor, insulating layer, polyester belt, woven shield, foil shielding layer, sheath and a braiding layer, under the state of section
The conductor, insulating layer, polyester belt, woven shield, foil shielding layer, sheath and braiding layer successively radially from inside to outside
Setting, the conductor use the intersection of ultra-fine copper wire multiple-unit fine pith conductor is regular to be twisted.Which employs " conductor uses
The regular lay configuration of intersection of ultra-fine copper wire multiple-unit fine pith conductor ", makes conductor have the characteristic of highly-flexible, ensure that simultaneously
The ability of energy saving, the high current-carrying of cable low-resistance.
As it can be seen that document disclosed above is different from technical solutions of the utility model.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of super soft robot arm electricity consumption
Cable is formed interlayer and is slided using wrapped non-directional polytetrafluoroethylene film between every layer of insulated core and between cable core and sheath
Dynamic membrane structure improves the flexibility of cable to reduce interlayer resistance.
The utility model solves its technical problem and is achieved through the following technical solutions：
A kind of super soft robot arm cable, including one or more layers insulated core, outside outermost layer insulated core
Portion is formed with restrictive coating, and insulated core includes conductor and insulating layer, it is characterised in that：It is surrounded with non-directional outside every layer of insulated core
Polytetrafluoroethylene film forms stratum synoviale.
Moreover, being surrounded with not between the outermost layer insulated core and restrictive coating and between isolated from adjacent cable core
It orients polytetrafluoroethylene film and forms stratum synoviale, be sliding between the stratum synoviale and its built-in electrical insulation cable core and exterior insulation cable core
Contact.
Moreover, the non-directional polytetrafluoroethylene (PTFE) film thickness is 0.05mm~0.12mm.
Moreover, the cross-sectional area of conductor is less than 0.2mm2Or insulated core be less than 8 core when, the thickness of non-directional polytetrafluoroethylene film
Degree is 0.05mm~0.08mm.
Moreover, the cross-sectional area of conductor is more than 0.2mm2Or insulated core be more than 8 core when, the thickness of non-directional polytetrafluoroethylene film
Degree is 0.08mm~0.12mm.
Moreover, the conductor is to be twisted the later half fine copper conductors of annealing.
It the advantages of the utility model and has the beneficial effect that：
1, the super soft robot arm cable of the utility model, using the wrapped non-directional polytetrafluoroethylene (PTFE) of every interlayer
The mode of film enables cable cable core interlayer in bending using the very low characteristic of non-directional polytetrafluoroethylene film friction coefficient
Sliding is easy tod produce, thus improves the flexibility of cable；Meanwhile it can be to avoid polytetrafluoroethyl-ne using non-directional polytetrafluoroethylene film
Alkene film makes polytetrafluoroethylene film hold cable core tightly to reduce the flexibility of cable after heated because generating radial contraction.
2, the super soft robot arm cable of the utility model, for the non-directional polytetrafluoroethyl-ne for avoiding thickness too small
The mechanical strength of alkene film is too low, the problem of processing and easy ting produce elongation in, and not because of non-directional polytetrafluoroethylene film
Use and increase the diameter of cable too much and increase cost, the non-directional polytetrafluoroethylene (PTFE) film thickness of the utility model is
0.05mm~0.12mm, the cable smaller for conductor specification, core number is less should use slightly thinner non-directional polytetrafluoroethyl-ne
Alkene film, on the contrary use slightly thicker non-directional polytetrafluoroethylene film.General cross-sectional area of conductor 0.2mm2And following or core number is in 8 cores
And cable below is 0.05mm~0.08mm, cross-sectional area of conductor 0.2mm using the thickness of non-directional polytetrafluoroethylene film2Or more
And it is 0.08mm~0.12mm that core number uses the thickness of non-directional polytetrafluoroethylene film in the cable of 8 cores or more.
3, the super soft robot arm cable of the utility model, it is poly- using the wrapped non-directional of every interlayer in cable core
The mode of tetrafluoroethylene, flexibility is good, and service life is long, can bear the bending and torsion of thousands of times or more, disclosure satisfy that
High speed bending is simultaneously used with the robot arm joint occasion of torsion simultaneously.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Reference sign
The outer stratum synoviale of 1- restrictive coatings, 2-, 3- outer layer insulations cable core, stratum synoviale, 5- primary insulations cable core, 6- insulation in 4-
Layer, 7- conductors.
Specific implementation mode
Below by specific embodiment, the utility model is described in further detail, following embodiment be it is descriptive, no
It is restrictive, protection scope of this utility model cannot be limited by this.
A kind of super soft robot arm cable, including one or more layers insulated core, in the present embodiment Fig. 1, packet
Two layers of insulated core is included, primary insulation cable core 5 is three cores, and outer layer insulation cable core 3 is ten cores.Shield is formed with outside outer layer insulation cable core
Jacket layer 1, every insulated core includes conductor 7 and insulating layer 6, innovation are：It is indefinite to be surrounded with outside every layer of insulated core
Stratum synoviale is formed to polytetrafluoroethylene film.
The wrapped non-directional polytetrafluoroethylene film in outer layer insulation cable core outer surface between outer layer insulated core and restrictive coating
Form outer stratum synoviale 2.It is indefinite that primary insulation cable core outer surface between internal layer insulated core and outer layer insulation cable core is surrounded with
Interior stratum synoviale 4 is formed to polytetrafluoroethylene film.It is sliding between stratum synoviale and its built-in electrical insulation cable core and exterior insulation cable core
Contact.
By the way of the wrapped non-directional polytetrafluoroethylene film of every interlayer, non-directional polytetrafluoroethylene film friction coefficient is utilized
Very low characteristic enables cable cable core interlayer in bending to easy to produce sliding, thus improves the flexibility of cable；Meanwhile
Use non-directional polytetrafluoroethylene film that can make polytetrafluoro because generating radial contraction after heated to avoid polytetrafluoroethylene film
Vinyl film holds cable core tightly to reduce the flexibility of cable.
Non-directional polytetrafluoroethylene (PTFE) film thickness is 0.05mm~0.12mm.When cross-sectional area of conductor is less than 0.2mm2Or insulated core
When less than 8 core, the thickness of non-directional polytetrafluoroethylene film is 0.05mm~0.08mm.When cross-sectional area of conductor is more than 0.2mm2Or insulation
When cable core is more than 8 core, the thickness of non-directional polytetrafluoroethylene film is 0.08mm~0.12mm.The non-directional for avoiding thickness too small is poly-
The mechanical strength of tetrafluoroethylene is too low, the problem of processing and easy ting produce elongation in.Meanwhile it avoiding because non-directional is poly-
The use of tetrafluoroethylene and increase too much cable diameter and increase cost.
Conductor carries out half annealing processing after being twisted using fine copper wire.Conductor is led by restoring 92%~95% after annealing
The difficulty of conductor strand can be not only greatly lowered in electric rate, also eliminated in conductor strand process copper wire by half annealing process
Remaining distorting stress, and so that conductor is maintained preferable mechanical strength while having restored the flexibility of material substantially, to have
Effect improves the flexibility and service life of cable.
The effect of the present invention can be proved by the contrast test of different samples.Experiment uses 3 samples, sample to be all made of
19 core 40/0.08mm (0.2mm2) structure, the PVC and consistency of thickness of same material is respectively adopted in insulation and sheath；Sample 1 uses
The conductor of common process, not wrapped non-directional polytetrafluoroethylene film；Sample 2 uses the conductor of common process, in first layer cable core
With the wrapped non-directional polytetrafluoroethylene film of difference outside second layer cable core, non-directional polytetrafluoroethylene (PTFE) film thickness is 0.10mm, overlapping
Rate is 31%；Sample 3 is using the conductor of twisted later half annealing way processing, conductivity 94.5%, in first layer cable core and second
Wrapped non-directional polytetrafluoroethylene film, non-directional polytetrafluoroethylene (PTFE) film thickness are 0.10mm respectively outside layer cable core, and Duplication is
31%.The bending of sample and torsion test result are as follows：
| Sample | Number of bends | Number of torsions |
| 1 | 5368294 | 3622833 |
| 2 | 8956755 | 7635241 |
| 3 | 11356040 | 10689512 |
As it can be seen that the utility model cable bend number and number of torsions significantly improve, effect improve cable flexibility and
Service life.
Though the utility model discloses embodiment and attached drawing, it will be appreciated by those skilled in the art that：It is not departing from
In the utility model and spirit and scope of the appended claims, various substitutions, changes and modifications be all it is possible, therefore, this
The range of utility model is not limited to embodiment and attached drawing disclosure of that.
Claims (6)
1. a kind of super soft robot arm cable, including one or more layers insulated core, outside outermost layer insulated core
It is formed with restrictive coating, insulated core includes conductor and insulating layer, it is characterised in that：It is poly- that non-directional is surrounded with outside every layer of insulated core
Tetrafluoroethylene forms stratum synoviale.
2. a kind of super soft robot arm cable according to claim 1, it is characterised in that：In the outermost layer
It is surrounded with non-directional polytetrafluoroethylene film between insulated core and restrictive coating and between isolated from adjacent cable core and forms synovial membrane
Layer, is sliding contact between the stratum synoviale and its built-in electrical insulation cable core and exterior insulation cable core.
3. a kind of super soft robot arm cable according to claim 1, it is characterised in that：The non-directional is poly-
Tetrafluoroethene film thickness is 0.05mm~0.12mm.
4. a kind of super soft robot arm cable according to claim 3, it is characterised in that：The cross-sectional area of conductor
Less than 0.2mm2Or insulated core, when being less than 8 core, the thickness of non-directional polytetrafluoroethylene film is 0.05mm~0.08mm.
5. a kind of super soft robot arm cable according to claim 4, it is characterised in that：The cross-sectional area of conductor
More than 0.2mm2Or insulated core, when being more than 8 core, the thickness of non-directional polytetrafluoroethylene film is 0.08mm~0.12mm.
6. a kind of super soft robot arm cable according to claim 1, it is characterised in that：The conductor is to twist
Close the fine copper conductors of later half annealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280026.XU CN207966513U (en) | 2018-02-28 | 2018-02-28 | A kind of super soft robot arm cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280026.XU CN207966513U (en) | 2018-02-28 | 2018-02-28 | A kind of super soft robot arm cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207966513U true CN207966513U (en) | 2018-10-12 |
Family
ID=63740066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820280026.XU Expired - Fee Related CN207966513U (en) | 2018-02-28 | 2018-02-28 | A kind of super soft robot arm cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207966513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461183A (en) * | 2018-02-28 | 2018-08-28 | 深圳讯道实业股份有限公司 | A kind of super soft robot arm cable and its processing method |
-
2018
- 2018-02-28 CN CN201820280026.XU patent/CN207966513U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461183A (en) * | 2018-02-28 | 2018-08-28 | 深圳讯道实业股份有限公司 | A kind of super soft robot arm cable and its processing method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |