CN114822995A - Frame winch unwrapping wire tension automatic control system - Google Patents
Frame winch unwrapping wire tension automatic control system Download PDFInfo
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- CN114822995A CN114822995A CN202210409857.3A CN202210409857A CN114822995A CN 114822995 A CN114822995 A CN 114822995A CN 202210409857 A CN202210409857 A CN 202210409857A CN 114822995 A CN114822995 A CN 114822995A
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- 210000003437 trachea Anatomy 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 14
- 239000004020 conductor Substances 0.000 abstract description 14
- 238000012545 processing Methods 0.000 abstract description 2
- 101100190618 Arabidopsis thaliana PLC3 gene Proteins 0.000 description 15
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 101100520231 Caenorhabditis elegans plc-3 gene Proteins 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
- H01B13/0207—Details; Auxiliary devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
- H01B13/0214—Stranding-up by a twisting pay-off device
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses an automatic control system for pay-off tension of a frame winch, and belongs to the technical field of cable processing equipment. Including diameter gauge, touch-sensitive screen, PLC, proportion solenoid valve, tension cylinder, friction device, tension disc and drawing drum, diameter gauge and proportion solenoid valve all with PLC electric connection, touch-sensitive screen and PLC electric connection, proportion solenoid valve set up on the trachea of tension cylinder, and the piston rod and the friction device of tension cylinder are connected, and friction device is connected with the tension disc, and the tension disc is connected with the drawing drum. The invention has simple structure, accurately controls the tension by PLC through measuring the diameter change of the stranded conductor, ensures that the tension of each pay-off reel is consistent, ensures that the pay-off is stable, and solves the problems of easy breakage of the conductor, loose cable, uneven diameter and the like in the stranding of the frame stranding machine.
Description
Technical Field
The invention relates to the technical field of cable processing equipment, in particular to an automatic control system for pay-off tension of a frame stranding machine, and particularly relates to an automatic control system for tension of a pay-off reel of a frame stranding machine.
Background
With the high-speed development of electric wires and cables, the requirements of enterprises on electric wire and cable manufacturing equipment are higher and higher, wherein a frame-type stranding machine is one of the most important equipment in electric wire and cable manufacturing, can produce aluminum stranded wires, aluminum-steel-cored alloy stranded wires, aluminum-clad steel-cored wires and the like, provides copper core and aluminum core stranded conductors with different specifications for various extrusion molding equipment, and directly determines the appearance, diameter, resistance and the like of a stranded cable according to the stability of a tension control system of the frame-type stranding machine. In the operation process of the frame winch, if the tension of each frame pay-off reel cannot be strictly controlled, the conditions of broken wires, uneven diameter, bending and the like can be caused, and the requirements of customers cannot be met.
The tension of a pay-off reel is required to be proper and consistent in the cable stranding process, and if the pay-off tension is too large in the stranding process, a lead is easy to break; if the pay-off tension is too low, the stranded cable is prone to unraveling and untighting. If the paying-off tension is inconsistent, the stranded cable generates snakes, bends and the like. In order to prevent the above-mentioned undesirable phenomenon, the tension value of each pay-off reel must be strictly controlled during the twisting process.
Disclosure of Invention
The invention aims to provide an automatic control system for the pay-off tension of a frame winch, thereby solving the problems in the background art.
The technical scheme adopted by the invention is as follows:
the utility model provides a frame winch unwrapping wire tension automatic control system, includes calliper 1, touch-sensitive screen 2, PLC3, proportion solenoid valve 4, tension cylinder 5, friction device 7, tension disc 8 and drawing drum 9, calliper 1 and proportion solenoid valve 4 all with PLC3 electric connection, touch-sensitive screen 2 and PLC3 electric connection, proportion solenoid valve 4 sets up on tension cylinder 5's trachea, and tension cylinder 5's piston rod is connected with friction device 7, and friction device 7 is connected with tension disc 8, and tension disc 8 is connected with drawing drum 9.
The friction device 3 comprises a cylinder 12, a pressing sheet 10, a spring 11 and a friction sheet 13, wherein the friction sheet 13 is arranged on the tension disc 8, the spring 11 is positioned in the friction sheet 13, the pressing sheet 10 is pressed on the spring 11, the cylinder 12 is sleeved outside the spring 11, the friction sheet 13 and the pressing sheet 10, and the pressing sheet 10 is connected with a piston rod of the tension cylinder 5.
The diameter measuring instrument 1 is arranged on the wire outlet side of the doubling die carrier 6 and is arranged on the same bracket.
The PLC3 is a Siemens PLC-S7-200 programmable controller and adopts a 223 expanding module.
The two friction devices 7 are symmetrically arranged on the tension disc 8, each friction device 7 is connected with one tension cylinder 5, and the air inflow of the two tension cylinders 5 is controlled by the same proportional electromagnetic valve 4.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the diameter of the stranded conductor is measured by the diameter measuring instrument, the PLC is connected with the diameter measuring instrument and receives pulse signals of the diameter measuring instrument, corresponding numerical values are given on the touch screen according to the diameter of the stranded conductor, and the touch screen is connected with the PLC and mutually transmits signals; the PLC compares and processes signals of the diameter measuring instrument and the touch screen and transmits the signals to the proportional solenoid valve analog signals; the set proportional electromagnetic valve controls the air inflow of the tension cylinder according to the magnitude of the analog signal; the pressing sheet of the friction device extrudes the spring in the cylinder according to the extension of the piston rod of the tension cylinder, so that the spring deforms, the elastic force generated by the spring acts on the friction sheet, the friction sheet is in contact with the tension disc and generates corresponding friction force with the tension disc according to the deformation of the spring, and the pay-off disc can receive corresponding tension force according to different friction forces in the rotating process.
In conclusion, the invention has simple structure, and the tension is accurately controlled by the PLC through measuring the diameter change of the stranded conductor, so that the tension of each pay-off reel is consistent, the pay-off is stable, and the problems of easy breakage of the conductor, loose cable, uneven diameter and the like in the stranding of the frame stranding machine are solved.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a view of the caliper mounting location of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic structural view of the friction device of the present invention;
shown in the figure: a caliper 1; a touch screen 2; a PLC 3; a proportional solenoid valve 4; a tension cylinder 5; a doubling die carrier 6; a friction device 7; a tension disc 8; a pay-off reel 9; tabletting 10; a cylinder 12; a spring 11; a friction plate 13.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
Example 1
As shown in fig. 1-4, this embodiment provides a frame winch unwrapping wire tension automatic control system, including calliper 1, touch-sensitive screen 2, PLC3, proportion solenoid valve 4, tension cylinder 5, friction device 7, tension disc 8 and drawing drum 9, calliper 1 and proportion solenoid valve 4 all with PLC3 electric connection, touch-sensitive screen 2 and PLC3 electric connection, proportion solenoid valve 4 sets up on tension cylinder 5's trachea, and tension cylinder 5's piston rod is connected with friction device 7, and friction device 7 is connected with tension disc 8, and tension disc 8 is connected with drawing drum 9.
The friction device 3 comprises a cylinder 12, a pressing sheet 10, a spring 11 and a friction sheet 13, wherein the friction sheet 13 is arranged on the tension disc 8, the spring 11 is positioned in the friction sheet 13, the pressing sheet 10 is pressed on the spring 11, the cylinder 12 is sleeved outside the spring 11, the friction sheet 13 and the pressing sheet 10, and the pressing sheet 10 is connected with a piston rod of the tension cylinder 5.
As shown in fig. 2, the diameter gauge 1 is installed on the outgoing line side of the doubling die carrier 6 and on the same bracket.
The PLC3 is a Siemens PLC-S7-200 programmable controller and adopts a 223 expanding module.
The PLC3 programmable controller signal received by the proportional solenoid valve 4 is a 0-10V voltage signal.
The two friction devices 7 are symmetrically arranged on the tension disc 8, each friction device 7 is connected with one tension cylinder 5, and the air inflow of the two tension cylinders 5 is controlled by the same proportional electromagnetic valve 4.
According to the characteristics of the frame stranding machine, the touch screen 2 can be provided with a plurality of diameter monitoring windows and display the set value and the measured value of the diameter of the stranded conductor.
The using principle of the invention is as follows: the diameter of the stranded conductor is measured through the diameter measuring instrument 1, and the PLC3 is connected with the diameter measuring instrument 1 and receives a pulse signal of the diameter measuring instrument 1; corresponding numerical values are given on the touch screen 2 according to the diameter of the stranded conductor, and the touch screen 2 is connected with the PLC and mutually transmits signals; the PLC3 programmable controller compares and processes the signals of the diameter measuring instrument 1 and the touch screen 2 and then transmits the signals to the proportional solenoid valve 4 to simulate signals; the proportional solenoid valve 4 controls the air inflow of the tension cylinder 5 according to the magnitude of the analog signal; the pressing sheet 10 extrudes the spring 11 in the cylinder 12 according to the elongation of the piston rod of the tension cylinder 5 to deform the spring, the elastic force generated by the spring 11 acts on the friction sheet 13, the friction sheet 13 is in contact with the tension disc 8 and generates corresponding friction force with the tension disc 8 according to the deformation of the spring 11, and the pay-off disc 9 can be subjected to corresponding tension force according to different friction forces in the rotating process.
The PLC3 calculates the diameter offset of the stranded conductor according to the following steps: corresponding values are given to the touch screen 2 according to the different diameters of the stranded conductors and are transmitted to the PLC3 programmable controller through a communication line; the diameter measuring instrument 1 transmits the pulse signal of the measured diameter of the stranded conductor to a PLC3 programmable controller; the PLC3 programmable controller compares the diameter set point measurement to obtain an offset y:
the set diameter of the stranded conductor is D, and the maximum diameter D measured by a diameter gauge max Minimum diameter D min When D is present max -D>y or D-D min >And the PLC can calculate the required regulating quantity during y, and the regulating quantity is converted into a 0-10V voltage signal through the 223 expansion module to control the output quantity of the proportional solenoid valve 4.
Claims (5)
1. The utility model provides a frame winch unwrapping wire tension automatic control system, its characterized in that, includes calliper (1), touch-sensitive screen (2), PLC (3), proportion solenoid valve (4), tension cylinder (5), friction device (7), tension disc (8) and drawing drum (9), calliper (1) and proportion solenoid valve (4) all with PLC (3) electric connection, touch-sensitive screen (2) and PLC (3) electric connection, proportion solenoid valve (4) set up on the trachea of tension cylinder (5), the piston rod and the friction device (7) of tension cylinder (5) are connected, and friction device (7) are connected with tension disc (8), and tension disc (8) are connected with drawing drum (9).
2. The automatic control system for the pay-off tension of the frame strander as claimed in claim 1, wherein: the friction device (3) comprises a cylinder (12), a pressing sheet (10), a spring (11) and a friction sheet (13), the friction sheet (13) is arranged on a tension disc (8), the spring (11) is located in the friction sheet (13), the pressing sheet (10) is pressed on the spring (11), the cylinder (12) is sleeved outside the spring (11), the friction sheet (13) and the pressing sheet (10), and the pressing sheet (10) is connected with a piston rod of a tension cylinder (5).
3. The automatic control system for the pay-off tension of the frame strander as claimed in claim 1, wherein: the diameter measuring instrument (1) is arranged on the wire outlet side of the doubling die carrier (6) and is arranged on the same support.
4. The automatic control system for the pay-off tension of the frame strander as claimed in claim 1, wherein: the PLC (3) is a Siemens PLC-S7-200 programmable controller and adopts a 223 expansion module.
5. The automatic control system for the pay-off tension of the frame strander as claimed in claim 1, wherein: the friction devices (7) are symmetrically arranged on the tension disc (8), each friction device (7) is connected with one tension cylinder (5), and the air inflow of the two tension cylinders (5) is controlled by the same proportional electromagnetic valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210409857.3A CN114822995A (en) | 2022-04-19 | 2022-04-19 | Frame winch unwrapping wire tension automatic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210409857.3A CN114822995A (en) | 2022-04-19 | 2022-04-19 | Frame winch unwrapping wire tension automatic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114822995A true CN114822995A (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210409857.3A Pending CN114822995A (en) | 2022-04-19 | 2022-04-19 | Frame winch unwrapping wire tension automatic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114822995A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1092239A (en) * | 1996-09-12 | 1998-04-10 | Hitachi Cable Ltd | Manufacture of twisted wire conductor and its manufacturing device |
| CN203931653U (en) * | 2014-06-24 | 2014-11-05 | 无锡恒泰电缆机械制造有限公司 | Frame winch drum tension force ratio valve control system |
| CN204873226U (en) * | 2015-03-05 | 2015-12-16 | 上海鸿盛鸿机电科技有限公司 | Automatic permanent tension control mechanism of drum unwrapping wire in stranding machine hank cage |
| CN207233465U (en) * | 2017-09-08 | 2018-04-13 | 常州特发华银电线电缆有限公司 | For rotating the identical tension unwrapping wire control system twisted on body |
| CN108091449A (en) * | 2016-11-21 | 2018-05-29 | 赵江涛 | A kind of novel frame type wire stranding machine atmospheric control |
| CN110526036A (en) * | 2019-09-03 | 2019-12-03 | 重庆泰山电缆有限公司 | The pay off rack of Tension Adjustable |
-
2022
- 2022-04-19 CN CN202210409857.3A patent/CN114822995A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1092239A (en) * | 1996-09-12 | 1998-04-10 | Hitachi Cable Ltd | Manufacture of twisted wire conductor and its manufacturing device |
| CN203931653U (en) * | 2014-06-24 | 2014-11-05 | 无锡恒泰电缆机械制造有限公司 | Frame winch drum tension force ratio valve control system |
| CN204873226U (en) * | 2015-03-05 | 2015-12-16 | 上海鸿盛鸿机电科技有限公司 | Automatic permanent tension control mechanism of drum unwrapping wire in stranding machine hank cage |
| CN108091449A (en) * | 2016-11-21 | 2018-05-29 | 赵江涛 | A kind of novel frame type wire stranding machine atmospheric control |
| CN207233465U (en) * | 2017-09-08 | 2018-04-13 | 常州特发华银电线电缆有限公司 | For rotating the identical tension unwrapping wire control system twisted on body |
| CN110526036A (en) * | 2019-09-03 | 2019-12-03 | 重庆泰山电缆有限公司 | The pay off rack of Tension Adjustable |
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