CN221391918U - Calender control system - Google Patents
Calender control system Download PDFInfo
- Publication number
- CN221391918U CN221391918U CN202322748508.7U CN202322748508U CN221391918U CN 221391918 U CN221391918 U CN 221391918U CN 202322748508 U CN202322748508 U CN 202322748508U CN 221391918 U CN221391918 U CN 221391918U
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- Prior art keywords
- motor
- frequency converter
- brake
- control unit
- module
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- 238000003490 calendering Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000012782 phase change material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Control Of Multiple Motors (AREA)
Abstract
The utility model discloses a calender control system, comprising: the driving power supply is used for providing power supply; the brake control unit comprises a frequency converter, a brake module and a motor, wherein the frequency converter is used for changing the rotating speed of the motor by changing the frequency of current output to the motor, and the brake module is used for changing the frequency of the current output by the frequency converter so as to stop the motor; the PLC is used for controlling the current frequency output of the frequency converter and controlling signals sent by the brake module so as to control the rotating speed of the motor; the PLC is electrically connected with the brake module and the frequency converter, the brake module is electrically connected with the frequency converter, the frequency converter is electrically connected with the motor, and the driving power supply is electrically connected with the frequency converter.
Description
Technical Field
The application relates to a control system of equipment, in particular to a calender control system.
Background
The calender (calender) is composed of two or more rollers arranged in a heating mode, and can be divided into cold pressing and hot pressing, wherein the cold pressing is suitable for materials which do not need heating, such as graphite films, graphite sheets, wave absorbing materials, shielding materials, magnetic materials, nonferrous metal materials and the like. Hot pressing and water heating, electric heating, oil heating and electromagnetic heating. The rubber, silica gel, silicon rubber, phase change material, PTFE or plastic are pressed and stretched into rubber sheets with certain thickness and surface shape at certain temperature, and the rubber-hanging machine can be used for hanging fiber curtain canvas or wirecurtain cloth. The calendaring machine can be divided into two-roller calendaring machines, three-roller calendaring machines, four-roller calendaring machines, five-roller calendaring machines and the like according to the number of rollers; the arrangement of the rollers can be further classified into "L" type, "T" type, "F" type, "Z" type, and "S" type, etc. The common calender mainly comprises a roller, a frame, a roller spacing adjusting device, a roller temperature adjusting device, a transmission device, a lubricating system, a control system, a roller detaching device and the like. Besides main parts and devices of a common calender, the precision calender is provided with devices for ensuring the calendering precision, such as a pressure maintaining system, a bearing gap adjusting system and the like.
At present, more than two rollers of a calender on the market are uniformly controlled by a PCL control system, when one of the rollers fails and emergently stops running, all the rollers are stopped after the PLC control system receives the failure information, and then all the rollers are overhauled to confirm the failed roller. Under the PLC control system, all rollers are stopped, so that production efficiency is low and a certain time is wasted.
Disclosure of utility model
In order to solve the above problems, the present application provides a calender control system including:
The driving power supply is used for providing power supply;
The brake control unit comprises a frequency converter, a brake module and a motor, wherein the frequency converter is used for changing the rotating speed of the motor by changing the frequency of current output to the motor, and the brake module is used for changing the frequency of the current output by the frequency converter so as to stop the motor;
the PLC is used for controlling the current frequency output of the frequency converter and controlling signals sent by the brake module so as to control the rotating speed of the motor;
The PLC is electrically connected with the brake module and the frequency converter, the brake module is electrically connected with the frequency converter, the frequency converter is electrically connected with the motor, and the driving power supply is electrically connected with the frequency converter.
Further, the number of the brake control units is 3, namely a first brake control unit, a second brake control unit and a third brake control unit, wherein the first brake control unit, the second brake control unit and the third brake control unit are electrically connected with the driving power supply and the PLC, and the first brake control unit comprises a frequency converter A, a brake module A and a motor A; the second brake control unit comprises a frequency converter B, a brake module B and a motor B; the third brake control unit comprises a frequency converter C, a brake module C and a motor C.
Further, a first fuse QF3 is arranged between the frequency converter A and the driving power supply, a second fuse QF4 is arranged between the frequency converter B and the driving power supply, and a third fuse QF5 is arranged between the frequency converter C and the driving power supply.
Further, the brake module a is integrated on the frequency converter a, the brake module B is integrated on the frequency converter B, and the brake module C is integrated on the frequency converter C.
Further, the motor A, the motor B and the motor C independently operate without mutual influence, and the PLC independently controls the operation of the motor A, the motor B and the motor C.
The working principle of the application is as follows: the driving power supply provides power, the PLC can control the operation of the frequency converter and the brake module, when the roller connected with the motor fails, the PLC knows failure information and then sends signals to the frequency converter and the brake module, so that the current output by the frequency converter becomes smaller, and then the rotating speed of the motor is reduced until the operation is stopped; the PLC control has a plurality of converters and brake module, and each converter is mutually independent work, and when certain roller breaks down, the motor that corresponds stops the operation, but other rollers still can continue to work to this has improved work efficiency, has reduced the running cost.
Drawings
Fig. 1 is a schematic diagram of a calender control system according to the present utility model.
Fig. 2 is a circuit diagram of a calender control system provided by the utility model.
Detailed Description
The application will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, related operations of the present application have not been shown or described in the specification in order to avoid obscuring the core portions of the present application, and may be unnecessary to persons skilled in the art from a detailed description of the related operations, which may be presented in the description and general knowledge of one skilled in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operational steps involved in the embodiments may be sequentially exchanged or adjusted in a manner apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of describing certain embodiments and are not necessarily intended to imply a required composition and/or order.
The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "connected," "coupled," and "connected," as used herein, unless otherwise indicated, are intended to encompass both direct and indirect connections (couplings).
In one embodiment of the present application, referring to FIG. 1, a calender control system comprises:
The driving power supply is used for providing power supply;
The brake control unit comprises a frequency converter, a brake module and a motor, wherein the frequency converter is used for changing the rotating speed of the motor by changing the frequency of current output to the motor, and the brake module is used for changing the frequency of the current output by the frequency converter so as to stop the motor;
the PLC is used for controlling the current frequency output of the frequency converter and controlling signals sent by the brake module so as to control the rotating speed of the motor;
The PLC is electrically connected with the brake module and the frequency converter, the brake module is electrically connected with the frequency converter, the frequency converter is electrically connected with the motor, and the driving power supply is electrically connected with the frequency converter.
In one embodiment of the present application, referring to fig. 1, 3 brake control units are respectively a first brake control unit, a second brake control unit and a third brake control unit, where the first brake control unit, the second brake control unit and the third brake control unit are all electrically connected with the driving power supply and the PLC, and the first brake control unit includes a frequency converter a, a brake module a and a motor a; the second brake control unit comprises a frequency converter B, a brake module B and a motor B; the third brake control unit comprises a frequency converter C, a brake module C and a motor C.
In an embodiment of the present application, referring to fig. 2, a first fuse QF3 is disposed between the inverter a and the driving power source, a second fuse QF4 is disposed between the inverter B and the driving power source, and a third fuse QF5 is disposed between the inverter C and the driving power source. The fuse is used for protecting the circuit, preventing the circuit of the circuit from being oversized and damaging various devices.
In one embodiment of the present application, referring to fig. 2, the braking module a is integrated on the frequency converter a, the braking module B is integrated on the frequency converter B, and the braking module C is integrated on the frequency converter C.
In one embodiment of the present application, referring to fig. 2, the motor a, the motor B, and the motor C independently operate without mutual influence, and the PLC independently controls the operations of the motor a, the motor B, and the motor C.
The working principle of the application is as follows: the driving power supply provides power, the PLC can control the operation of the frequency converter and the brake module, when the roller connected with the motor fails, the PLC knows failure information and then sends signals to the frequency converter and the brake module, so that the current output by the frequency converter becomes smaller, and then the rotating speed of the motor is reduced until the operation is stopped; the PLC control has a plurality of converters and brake module, and each converter is mutually independent work, and when certain roller breaks down, the motor that corresponds stops the operation, but other rollers still can continue to work to this has improved work efficiency, has reduced the running cost.
The foregoing description of the utility model has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.
Claims (5)
1. A calender control system, comprising:
The driving power supply is used for providing power supply;
The brake control unit comprises a frequency converter, a brake module and a motor, wherein the frequency converter is used for changing the rotating speed of the motor by changing the frequency of current output to the motor, and the brake module is used for changing the frequency of the current output by the frequency converter so as to stop the motor;
the PLC is used for controlling the current frequency output of the frequency converter and controlling signals sent by the brake module so as to control the rotating speed of the motor;
The PLC is electrically connected with the brake module and the frequency converter, the brake module is electrically connected with the frequency converter, the frequency converter is electrically connected with the motor, and the driving power supply is electrically connected with the frequency converter.
2. The calender control system according to claim 1, wherein the number of the brake control units is 3, namely a first brake control unit, a second brake control unit and a third brake control unit, and the first brake control unit, the second brake control unit and the third brake control unit are electrically connected with the driving power supply and the PLC, and the first brake control unit comprises a frequency converter a, a brake module a and a motor a; the second brake control unit comprises a frequency converter B, a brake module B and a motor B; the third brake control unit comprises a frequency converter C, a brake module C and a motor C.
3. The calender control system according to claim 2, characterized in that a first fuse QF3 is provided between the inverter a and the driving power source, a second fuse QF4 is provided between the inverter B and the driving power source, and a third fuse QF5 is provided between the inverter C and the driving power source.
4. A calender control system according to claim 3, characterised in that the braking module a is integrated on the frequency converter a, the braking module B is integrated on the frequency converter B, and the braking module C is integrated on the frequency converter C.
5. The calender control system according to claim 4, wherein the motor a, the motor B, and the motor C operate independently without affecting each other, and the PLC controls the operations of the motor a, the motor B, and the motor C independently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322748508.7U CN221391918U (en) | 2023-10-13 | 2023-10-13 | Calender control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322748508.7U CN221391918U (en) | 2023-10-13 | 2023-10-13 | Calender control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221391918U true CN221391918U (en) | 2024-07-23 |
Family
ID=91916494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322748508.7U Active CN221391918U (en) | 2023-10-13 | 2023-10-13 | Calender control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221391918U (en) |
-
2023
- 2023-10-13 CN CN202322748508.7U patent/CN221391918U/en active Active
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