CN113184629A - Pay-off tension adjusting device and method and cable manufacturing equipment - Google Patents
Pay-off tension adjusting device and method and cable manufacturing equipment Download PDFInfo
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- CN113184629A CN113184629A CN202110320324.3A CN202110320324A CN113184629A CN 113184629 A CN113184629 A CN 113184629A CN 202110320324 A CN202110320324 A CN 202110320324A CN 113184629 A CN113184629 A CN 113184629A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
- B65H59/16—Braked elements rotated by material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
- B65H59/18—Driven rotary elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/40—Applications of tension indicators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/35—Ropes, lines
- B65H2701/351—Ropes, lines in a manufacturing process
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- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The embodiment of the invention belongs to the technical field of cable manufacturing, and particularly relates to a paying-off tension adjusting device and method and cable manufacturing equipment, wherein the paying-off tension adjusting device comprises: the method comprises the following steps: the tension detection mechanism, the driven wheel mechanism, the magnetic powder clutch and the master control module are arranged on the main control module; the tension detection mechanism includes: the wire inlet end and the wire outlet end opposite to the wire inlet end; the tension detection mechanism is used for detecting the tension of the conducting wire during transmission; the driven wheel mechanism is arranged opposite to the wire inlet end of the tension detection mechanism; the driven wheel mechanism at least comprises: the driven wheel is wound by the conducting wire, and the conducting wire drives the driven wheel to rotate together during conveying; the magnetic powder clutch is coaxially connected with the driven wheel and used for applying braking torque to the driven wheel; the main control module is used for adjusting the braking torque of the magnetic powder clutch according to the tension value detected by the tension detection mechanism. Compared with the prior art, the defect of uneven stress of each wire in the wire core can be effectively avoided, and therefore the yield of the cable is improved.
Description
Technical Field
The embodiment of the invention belongs to the technical field of cable manufacturing, and particularly relates to a paying-off tension adjusting device and method and cable manufacturing equipment.
Background
The cable is used for connecting the execution equipment and the control equipment and aims to enable the control equipment to provide power for the execution equipment so that the execution equipment can work normally. Because the cable generally comprises a wire core and an insulating sleeve, in the manufacturing process, the insulating sleeve is generally wrapped or longitudinally wrapped outside the wire core, specifically, the wires wound on each wire coil are continuously pulled out through a paying-off mechanism at the same time, so that each wire can continuously pass through a stranding device and is sent into an extruding device after being stranded into the wire core, and an insulating material is extruded through the extruding device at the same time to form the insulating sleeve wrapped outside the wire core. However, the inventor finds that, in the process of pulling out the wires, the diameter of the wire coil is continuously reduced, so that the resistance of the wires when the wires are pulled out is continuously changed, the tension of the wires in the conveying process is also changed, the speed of the wires during conveying is greatly influenced, the wires in the wire core are unevenly stressed when the insulating material is extruded, and the final yield of the cable is influenced.
Disclosure of Invention
The embodiment of the invention aims to provide a paying-off tension adjusting device and method and cable manufacturing equipment, so that the defect of uneven stress on each wire in a wire core can be avoided after an insulating material is extruded and molded, and the yield of cables can be effectively improved.
In order to achieve the above object, an embodiment of the present invention provides a pay-off tension adjusting device including:
a tension detection mechanism having: the cable outlet end is opposite to the cable inlet end; the tension detection mechanism is used for detecting the tension value of the conducting wire during transmission;
a driven wheel mechanism arranged opposite to the wire inlet end of the tension detection mechanism; the driven wheel mechanism at least comprises: the driven wheel is wound by the conducting wire, and the conducting wire drives the driven wheel to rotate during conveying;
the magnetic powder clutch is coaxially connected with the driven wheel and used for applying braking torque to the driven wheel;
the main control module is electrically connected with the magnetic powder clutch and the tension detection mechanism respectively; the main control module is used for adjusting the braking torque of the magnetic powder clutch according to the tension value detected by the tension detection mechanism;
the main control module is used for reducing the braking torque of the magnetic powder clutch when the tension value detected by the tension detection mechanism is greater than a preset tension value;
the main control module is also used for increasing the braking torque of the magnetic powder clutch when the tension value detected by the tension detection mechanism is smaller than a preset tension value.
In addition, an embodiment of the present invention provides a pay-off tension adjusting method applied to the pay-off tension adjusting apparatus described above, including:
the main control module controls the tension detection mechanism to detect the tension value of the wire in real time during transmission;
judging whether the tension value is greater than a preset tension value or not by the main control module according to the tension value detected by the tension detection mechanism;
if the main control module judges that the tension value detected by the tension detection mechanism is greater than the preset tension value, the main control module reduces the braking torque of the magnetic powder clutch;
if the main control module judges that the tension value detected by the tension detection mechanism is not greater than the preset tension value, continuously judging whether the tension value detected by the tension detection mechanism is less than the preset tension value;
if the main control module judges that the tension value detected by the tension detection mechanism is smaller than the preset tension value, the main control module increases the braking torque of the magnetic powder clutch;
and if the main control module judges that the tension value detected by the tension detection mechanism is not smaller than the preset tension value, the main control module maintains the current braking torque of the magnetic powder clutch.
In addition, an embodiment of the present invention also provides a cable manufacturing apparatus including: the pay-off tension adjusting device as described above.
Compared with the prior art, in practical application, the tension detection mechanism can be controlled by the main control module, so that the tension detection mechanism can detect the tension of the conducting wire in real time during transmission, when the tension value detected by the tension detection mechanism is greater than a preset tension value, the stress of the conducting wire at the moment is over-large, the magnetic powder clutch is controlled by the main control module to increase the braking torque of the driven wheel, and when the tension value detected by the tension detection mechanism is less than the preset tension value, the stress of the conducting wire at the moment is under-small, the magnetic powder clutch is controlled by the main control module to reduce the braking torque of the driven wheel, so that the stress uniformity of the conducting wire is ensured, and the yield of finished cables is improved.
In addition, the pay-off tension detecting mechanism includes:
a first guide wheel assembly and a second guide wheel assembly disposed opposite to each other;
a third guide wheel assembly disposed between the first guide wheel assembly and the second guide wheel assembly;
a tension sensor having an elastic detection end; the elastic detection end is connected with the third guide wheel assembly; the tension sensor is electrically connected with the main control module;
wherein the wire sequentially bypasses the first guide wheel assembly, the third guide wheel assembly and the second guide wheel assembly.
Additionally, the first guide wheel assembly includes: the first guide wheel is rotatably arranged on the first connecting shaft and is coaxial with the first connecting shaft;
the second guide wheel assembly includes: the second guide wheel is rotatably arranged on the second connecting shaft and is coaxial with the second connecting shaft;
the third guide wheel assembly includes: the third guide wheel is rotatably arranged on the third connecting shaft and is coaxial with the third connecting shaft;
wherein the wire sequentially bypasses the first guide wheel, the third guide wheel and the second guide wheel.
In addition, the tension adjusting apparatus further includes:
a first housing; the first guide wheel assembly, the second guide wheel assembly, the third guide wheel assembly and the tension sensor are arranged in the first shell; the first connecting shaft and the second connecting shaft are fixedly connected with the first shell, the third connecting shaft is connected with the first shell in a sliding mode, and the sliding direction of the third connecting shaft is consistent with the rebounding direction of the elastic detection end of the tension sensor;
the wire inlet end and the wire outlet end are both arranged on the first shell.
In addition, the connecting line of the wire inlet end and the wire outlet end is tangent to the first guide wheel and the second guide wheel.
Further, the driven wheel mechanism includes:
and the belt transmission assembly and the driven wheel clamp the conducting wire together.
Additionally, the belt drive assembly includes:
a first tensioning wheel, a second tensioning wheel and a third tensioning wheel; the connecting line of the wheel center of the first tensioning wheel and the wheel center of the second tensioning wheel is perpendicular to the connecting line of the wheel center of the first tensioning wheel and the wheel center of the third tensioning wheel;
a compression band; sequentially bypassing the first tensioning wheel, the second tensioning wheel and the third tensioning wheel;
the driven wheel is arranged between the second tensioning wheel and the third tensioning wheel, is tightly attached to the pressing belt, and is used for clamping the conducting wire during conveying of the conducting wire.
In addition, the belt drive assembly further includes:
a second housing; the belt transmission assembly and the driven wheel are both arranged in the second shell;
and a wire inlet is formed in one side of the second shell, which is opposite to the second tensioning wheel, and a wire outlet is formed in one side of the second shell, which is opposite to the third tensioning wheel.
Drawings
FIG. 1 is a schematic structural view of a pay-off tension adjusting device according to a first embodiment of the present invention;
FIG. 2 is a block diagram of a circuit module of a pay-off tension adjusting device according to a first embodiment of the present invention;
fig. 3 is a schematic flow chart of a pay-off tension adjusting method according to a third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.
A first embodiment of the present invention relates to a pay-off tension adjusting device, as shown in fig. 1, including: tension detection mechanism 1, driven wheel mechanism 3 and magnetic powder clutch 2.
As shown in fig. 1, the tension detection mechanism 1 includes: a wire inlet end 11 and a wire outlet end 12 opposite to the wire inlet end 11. The tension detection means 1 is used to detect the tension value of the wire during conveyance.
In the present embodiment, as shown in fig. 1, the driven wheel mechanism 3 is provided to face the yarn feeding end 11 of the tension detecting mechanism 2. Further, driven wheel mechanism 3 includes at least: the driven wheel 31 is wound by the conducting wire, and the conducting wire 5 can drive the driven wheel 31 to rotate together by means of the friction force between the conducting wire 5 and the driven wheel 31 when being conveyed.
In the present embodiment, as shown in fig. 1, a magnetic particle clutch 2 is coaxially connected to the driven wheel 31, and the magnetic particle clutch 2 is used to apply braking torque to the driven wheel 31.
Finally, as shown in fig. 2, the pay-off tension adjusting device of the present embodiment further includes: the main control module is respectively electrically connected with the magnetic powder clutch 2 and the tension detection mechanism 2, and meanwhile, the main control module is used for adjusting the braking torque of the magnetic powder clutch 2 according to the tension value detected by the tension detection mechanism 1.
In practical application, as shown in fig. 1 and 2, the main control module is configured to reduce the braking torque of the magnetic particle clutch 2 when the tension value detected by the tension detection mechanism 1 is greater than a preset tension value. And the main control module is also used for increasing the braking torque of the magnetic powder clutch 2 when the tension value detected by the tension detection mechanism 1 is smaller than a preset tension value.
It can be seen from the above that, in practical application, the tension detection mechanism 1 can be controlled by the main control module, so that the tension detection mechanism can detect the tension of the wire in real time during transmission, when the tension value detected by the tension detection mechanism 1 is greater than the preset tension value, it is indicated that the stress of the wire is too large at the moment, the main control module controls the magnetic powder clutch 2 to increase the braking torque of the magnetic powder clutch 2 from the wheel 31, and when the tension value detected by the tension detection mechanism 1 is less than the preset tension value, it is indicated that the stress of the wire is too small at the moment, the main control module controls the magnetic powder clutch 2 to reduce the braking torque of the wheel 31, so that the stress uniformity of the wire is ensured, and the yield of the cable finished product is improved.
Specifically, in the present embodiment, as shown in fig. 1, the tension detection mechanism 1 includes: a first guide wheel assembly 13, a second guide wheel assembly 14, a third guide wheel assembly 15 and a tension sensor 16. Wherein the first guide wheel assembly 13 and the second guide wheel assembly 14 are arranged opposite to each other and the third guide wheel assembly 15 is arranged between the first guide wheel assembly 13 and the second guide wheel assembly 14.
In addition, in the present embodiment, as shown in fig. 1, the tension sensor 16 has an elastic detection end 161, and the elastic detection end 161 is connected to the third guide wheel assembly 15, and the tension sensor 16 is electrically connected to the main control module. In practical application, the conducting wire 5 sequentially bypasses the first guide wheel assembly 13, the third guide wheel assembly 15 and the second guide wheel assembly 14, and the conducting wire 5 can be tensioned during conveying through the first guide wheel assembly 13, the third guide wheel assembly 15 and the second guide wheel assembly 14.
In order to satisfy the detection of the wire tension by the tension sensor 16, as shown in fig. 1, the first guide wheel assembly 13 includes: a first connecting shaft 131 and a first guide wheel 132, and the first guide wheel 132 is rotatably disposed on the first connecting shaft 131 and coaxially disposed with the first connecting shaft 131. The second guide wheel assembly 14 and the third guide wheel assembly 15 have the same structure as the first guide wheel assembly 13, and specifically, the second guide wheel assembly 14 includes: a second connecting shaft 141 and a second guide wheel 142, and the second guide wheel 142 is rotatably provided on the second connecting shaft 141 and is coaxially provided with the second connecting shaft 141, and the third guide wheel assembly 15 includes: a third connecting shaft 151 and a third guide wheel 5152, and the third guide wheel 5152 is rotatably provided on the third connecting shaft 151 and is coaxially provided with the third connecting shaft 151.
As shown in fig. 1, the tension adjusting apparatus according to the present embodiment further includes: the first housing 6, and the first guide wheel assembly 13, the second guide wheel assembly 14, the third guide wheel assembly 15 and the tension sensor 16 are all disposed in the first housing 6. The first and second connecting shafts 131 and 141 are fixedly connected to the first housing 6, the third connecting shaft 151 is slidably connected to the first housing 6, and the sliding direction of the third connecting shaft 151 coincides with the rebound direction of the elasticity detecting end 161 of the tension sensor 16. In practical applications, the wire inlet end 11 and the wire outlet end 12 are both disposed on the first housing 6, and the wire inlet end 11 is disposed opposite to the first guide wheel 132, and the wire outlet end 12 is disposed opposite to the second guide wheel 142, so that the wire 5 can enter the first housing 6 through the wire inlet end 11 and sequentially bypasses the first guide wheel 132, the third guide wheel 5152 and the second guide wheel 142 to be led out from the wire outlet end 12 of the first housing 6, therefore, when the wire 5 is subjected to an excessive tension during a conveying process, for example, the wire 5 is subjected to the excessive tension, the pressure applied to the first guide wheel 132, the second guide wheel 142 and the third guide wheel 5152 by the wire 5 will increase, at this time, since the first connecting shaft 131 and the second connecting shaft 141 are both fixedly connected to the first housing 6, and the third connecting shaft 151 is slidably connected to the first housing 6, the third connecting shaft 151 will be under the pressure of the third guide wheel 5152, the sliding is performed in a direction opposite to the tension sensor 16 so that the elastic detection end 161 of the tension sensor 16 can perform a rebound movement within a certain range under the pressure of the third guide wheel 5152, and thus the tension sensor 16 can accurately detect the tension of the wire 5 during the transportation by the rebound movement of the elastic detection end 161.
In the present embodiment, as shown in fig. 1, a line connecting the line inlet end 11 and the line outlet end 12 of the housing 1 is preferably tangent to the first guide wheel 132 and the second guide wheel 142. So that the conveying direction of the wire 5 is conveyed in a straight direction, and the resistance of the wire 5 during conveying can be effectively reduced.
Note that, in the present embodiment, as shown in fig. 1, the driven wheel mechanism 3 includes: the belt transmission assembly 32, and the belt transmission assembly 32 can cooperate with the driven wheel 31 to clamp the lead 5 together. It can be seen that the efficiency of the transport of the wire 5 can be further increased by means of the belt drive assembly 32.
Specifically, in the present embodiment, as shown in fig. 1, the belt drive assembly 32 includes: a first tensioning wheel 321, a second tensioning wheel 322, a third tensioning wheel 323 and a hold-down strap 324. A line connecting the wheel center of the first tensioning wheel 321 and the wheel center of the second tensioning wheel 322 is perpendicular to a line connecting the wheel center of the first tensioning wheel 321 and the wheel center of the third tensioning wheel 323. Meanwhile, the driven wheel 31 is arranged between the second tension wheel 322 and the third tension wheel 323, and the pressing belt 324 sequentially bypasses the first tension wheel 321, the second tension wheel 322 and the third tension wheel 323, so that part of the pressing belt 324 can be always tightly attached to the driven wheel 31, and when the lead 5 is conveyed, the driven wheel 31 is matched to clamp the lead 5, and the conveying efficiency of the lead 5 is ensured.
In addition, in the present embodiment, as shown in fig. 1, the belt drive assembly 32 further includes: a second housing 325. Also, the belt transmission assembly 32 and the driven pulley 31 are both provided in the second housing 325. A wire inlet 326 is provided on the side of the second casing 325 facing the second tension pulley 322, and a wire outlet 327 is provided on the side of the second casing 325 facing the third tension pulley 323. As a result, it is easy to see that since the first tension pulley 321, the second tension pulley 322, the third tension pulley 323, the pressing belt 324, and the driven pulley 31 are disposed in the second housing 325, the entire driven pulley mechanism 3 can be modularized by the second housing 325.
A second embodiment of the present invention relates to a cable manufacturing apparatus including: the pay-off tension adjusting device according to the first embodiment.
It can be seen from the above that, in practical application, the tension detection mechanism 1 can be controlled by the main control module to realize real-time detection of the tension of the wire during transmission, when the tension value detected by the tension detection mechanism 1 is greater than the preset tension value, it is indicated that the stress of the wire is too large at the moment, the main control module controls the magnetic powder clutch 2 to increase the braking torque of the driven wheel 31 by the magnetic powder clutch 2, and when the tension value detected by the tension detection mechanism 1 is less than the preset tension value, it is indicated that the stress of the wire is too small at the moment, the main control module controls the magnetic powder clutch 2 to reduce the braking torque of the driven wheel 31, so that the uniformity of the stress of the wire is ensured, and the yield of the cable finished product is improved.
A third embodiment of the present invention relates to a pay-off tension adjusting method applied to a pay-off tension adjusting device, the pay-off tension adjusting method including the steps of: as shown in fig. 3, the method comprises the following steps:
and 310, controlling a tension detection mechanism to detect the tension value of the conducting wire in real time during transmission by the main control module.
And step 320, judging whether the tension value is greater than a preset tension value or not by the main control module according to the tension value detected by the tension detection mechanism.
And 330, if the main control module judges that the tension value detected by the tension detection mechanism is greater than the preset tension value, the main control module reduces the braking torque of the magnetic powder clutch.
And 340, if the main control module judges that the tension value detected by the tension detection mechanism is not greater than the preset tension value, continuing to judge whether the tension value detected by the tension detection mechanism is less than the preset tension value.
And 350, if the main control module judges that the tension value detected by the tension detection mechanism is smaller than the preset tension value, the main control module increases the braking torque of the magnetic powder clutch.
And step 360, if the main control module judges that the tension value detected by the tension detection mechanism is not smaller than the preset tension value, the main control module maintains the current braking torque of the magnetic powder clutch.
As is apparent from the above description, the present embodiment is an example of the pay-off tension adjusting method corresponding to the first embodiment, and can be implemented in cooperation with the first embodiment. The related technical details mentioned in the first embodiment are still valid in this embodiment, and are not described herein again in order to reduce repetition. Accordingly, the related-art details mentioned in the present embodiment can also be applied to the first embodiment.
The embodiments of the invention are examples of how the invention may be carried out, and in practice various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A pay-off tension adjusting device, comprising:
a tension detection mechanism having: the cable outlet end is opposite to the cable inlet end; the tension detection mechanism is used for detecting the tension value of the conducting wire during transmission;
a driven wheel mechanism arranged opposite to the wire inlet end of the tension detection mechanism; the driven wheel mechanism at least comprises: the driven wheel is wound by the conducting wire, and the conducting wire drives the driven wheel to rotate during conveying;
the magnetic powder clutch is coaxially connected with the driven wheel and used for applying braking torque to the driven wheel;
the main control module is electrically connected with the magnetic powder clutch and the tension detection mechanism respectively; the main control module is used for adjusting the braking torque of the magnetic powder clutch according to the tension value detected by the tension detection mechanism;
the main control module is used for reducing the braking torque of the magnetic powder clutch when the tension value detected by the tension detection mechanism is greater than a preset tension value;
the main control module is also used for increasing the braking torque of the magnetic powder clutch when the tension value detected by the tension detection mechanism is smaller than a preset tension value.
2. The pay-off tension adjusting device according to claim 1, wherein the tension detecting mechanism includes:
a first guide wheel assembly and a second guide wheel assembly disposed opposite to each other;
a third guide wheel assembly disposed between the first guide wheel assembly and the second guide wheel assembly;
a tension sensor having an elastic detection end; the elastic detection end is connected with the third guide wheel assembly; the tension sensor is electrically connected with the main control module;
wherein the wire sequentially bypasses the first guide wheel assembly, the third guide wheel assembly and the second guide wheel assembly.
3. The pay-off tension adjusting device as claimed in claim 2, wherein the first guide wheel assembly comprises: the first guide wheel is rotatably arranged on the first connecting shaft and is coaxial with the first connecting shaft;
the second guide wheel assembly includes: the second guide wheel is rotatably arranged on the second connecting shaft and is coaxial with the second connecting shaft;
the third guide wheel assembly includes: the third guide wheel is rotatably arranged on the third connecting shaft and is coaxial with the third connecting shaft;
wherein the wire sequentially bypasses the first guide wheel, the third guide wheel and the second guide wheel.
4. The pay-off tension adjusting device as claimed in claim 3, further comprising:
a first housing; the first guide wheel assembly, the second guide wheel assembly, the third guide wheel assembly and the tension sensor are arranged in the first shell; the first connecting shaft and the second connecting shaft are fixedly connected with the first shell, the third connecting shaft is connected with the first shell in a sliding mode, and the sliding direction of the third connecting shaft is consistent with the rebounding direction of the elastic detection end of the tension sensor;
the wire inlet end and the wire outlet end are both arranged on the first shell.
5. The pay-off tension adjusting device as claimed in claim 4, wherein a line connecting the incoming line end and the outgoing line end is tangent to the first guide wheel and the second guide wheel.
6. The pay-off tension adjusting device according to claim 1, wherein the driven wheel mechanism includes:
and the belt transmission assembly and the driven wheel clamp the conducting wire together.
7. The pay-off tension adjustment device according to claim 6, wherein the belt drive assembly comprises:
a first tensioning wheel, a second tensioning wheel and a third tensioning wheel; the connecting line of the wheel center of the first tensioning wheel and the wheel center of the second tensioning wheel is perpendicular to the connecting line of the wheel center of the first tensioning wheel and the wheel center of the third tensioning wheel;
a compression band; sequentially bypassing the first tensioning wheel, the second tensioning wheel and the third tensioning wheel;
the driven wheel is arranged between the second tensioning wheel and the third tensioning wheel, is tightly attached to the pressing belt, and is used for clamping the conducting wire during conveying of the conducting wire.
8. The pay-off tension adjustment device as claimed in claim 7, wherein the belt drive assembly further comprises:
a second housing; the belt transmission assembly and the driven wheel are both arranged in the second shell;
and a wire inlet is formed in one side of the second shell, which is opposite to the second tensioning wheel, and a wire outlet is formed in one side of the second shell, which is opposite to the third tensioning wheel.
9. A pay-off tension adjusting method applied to the pay-off tension adjusting apparatus according to any one of claims 1 to 8, comprising the steps of:
the main control module controls the tension detection mechanism to detect the tension value of the wire in real time during transmission;
judging whether the tension value is greater than a preset tension value or not by the main control module according to the tension value detected by the tension detection mechanism;
if the main control module judges that the tension value detected by the tension detection mechanism is greater than the preset tension value, the main control module reduces the braking torque of the magnetic powder clutch;
if the main control module judges that the tension value detected by the tension detection mechanism is not greater than the preset tension value, continuously judging whether the tension value detected by the tension detection mechanism is less than the preset tension value;
if the main control module judges that the tension value detected by the tension detection mechanism is smaller than the preset tension value, the main control module increases the braking torque of the magnetic powder clutch;
and if the main control module judges that the tension value detected by the tension detection mechanism is not smaller than the preset tension value, the main control module maintains the current braking torque of the magnetic powder clutch.
10. A cable manufacturing apparatus, characterized by comprising: the pay-off tension adjusting device according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110320324.3A CN113184629A (en) | 2021-03-25 | 2021-03-25 | Pay-off tension adjusting device and method and cable manufacturing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110320324.3A CN113184629A (en) | 2021-03-25 | 2021-03-25 | Pay-off tension adjusting device and method and cable manufacturing equipment |
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| CN113184629A true CN113184629A (en) | 2021-07-30 |
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| CN202110320324.3A Pending CN113184629A (en) | 2021-03-25 | 2021-03-25 | Pay-off tension adjusting device and method and cable manufacturing equipment |
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| CN103426563A (en) * | 2012-05-16 | 2013-12-04 | 苏州启成精密工业有限公司 | Paying-off machine |
| CN106946097A (en) * | 2017-03-21 | 2017-07-14 | 南京航空航天大学 | Cable pull self-regulation capstan winch and its control method |
| CN209038761U (en) * | 2018-10-26 | 2019-06-28 | 北京福斯汽车电线有限公司 | Identical tension actinobacillus device for insulating twisted |
| CN211237816U (en) * | 2020-01-03 | 2020-08-11 | 乐庭电线工业（惠州）有限公司 | Constant tension back-twisting machine |
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