CN219044027U - Full-automatic modified material particle size control device - Google Patents
Full-automatic modified material particle size control device Download PDFInfo
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- CN219044027U CN219044027U CN202223536870.XU CN202223536870U CN219044027U CN 219044027 U CN219044027 U CN 219044027U CN 202223536870 U CN202223536870 U CN 202223536870U CN 219044027 U CN219044027 U CN 219044027U
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- tractor
- granulator
- frequency converter
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Abstract
The utility model discloses a full-automatic modified material particle size control device which comprises an extruder, a tractor and a granulator, wherein the tractor comprises a tractor motor and a tractor frequency converter, the granulator comprises a granulator motor and a granulator frequency converter, and the tractor motor and the tractor frequency converter are arranged at one end of the tractor, which is close to the granulator; a material bar diameter sensor and a conveyor belt linear speed sensor are arranged at one end, close to the extruder, of the tractor, and a granulator roller encoder is arranged on the granulator; the utility model discloses a full-automatic modified material particle diameter control device which can detect the diameter of a material strip in real time and automatically complete the matching of the speed of the rear end of modified granulation and the extrusion amount of an extruder; on one hand, each production line can save one to two operators, and the labor intensity of a manual expense machine is reduced; on the other hand, the product particles are ensured to be uniform, the product quality is improved, and the product quality problems and production faults caused by human negligence are reduced.
Description
Technical Field
The utility model belongs to the technical field of material particle control, and particularly relates to a full-automatic modified material particle diameter control device.
Background
The traditional plastic modified granulator mainly comprises three parts of an extruder, a traction device and a cutting device, wherein the three parts respectively control the speed of respective motors by using different frequency converters. In the production process, particularly under the conditions of process adjustment, unstable extrusion quantity and the like, the traction speed and the cutting speed cannot be adjusted in real time according to the extrusion quantity, so that the problems that the material strips are too thick and cut continuously, the particles are too large to pass through a screen, the material strips are too thin, the cutter cannot compress, the material strips are wound on the cutter roller and the like are caused.
Disclosure of Invention
The utility model provides a full-automatic modified material particle size control device, which aims to solve the problems.
The utility model is realized in such a way that a full-automatic modified material particle size control device comprises an extruder, a tractor and a granulator, wherein the tractor comprises a tractor motor and a tractor frequency converter, the granulator comprises a granulator motor and a granulator frequency converter, and the tractor motor and the tractor frequency converter are arranged at one end of the tractor close to the granulator; a material bar diameter sensor and a conveyor belt linear speed sensor are arranged at one end, close to the extruder, of the tractor, and a granulator roller encoder is arranged on the granulator; the extruder side is installed the switch board, install the PLC controller in the switch board, tractor converter, granulator converter, material strip diameter sensor and conveyer belt linear velocity sensor respectively through control circuit with PLC controller electric connection.
Further, the control circuit comprises a power supply, an idle switch, a thermal relay and a contactor of the power supply input end of the frequency converter, the output ends of the material bar diameter sensor and the conveyor belt linear speed sensor are connected with the AI input end of the PLC, the contactor is connected with the idle switch through a DO signal of the PCL controller, the PLC is respectively and electrically connected with the frequency converter of the tractor and the frequency converter of the granulator through communication cables, and the output ends of the frequency converter of the tractor and the frequency converter of the granulator are respectively and electrically connected with the motor of the tractor and the electromechanical of the granulator.
Further, the control cabinet is provided with a control panel for adjusting parameters, the control panel is connected with the PLC through six types of network cables, and a communication protocol between the control panel and the PLC is MODBUS TCC.
Furthermore, the communication protocols between the PLC controller and the tractor frequency converter and between the PLC controller and the granulator frequency converter are MODBASTCP.
Further, the control panel is a touch panel.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a full-automatic modified material particle diameter control device which can detect the diameter of a material strip in real time and automatically complete the matching of the speed of the rear end of modified granulation and the extrusion amount of an extruder; on one hand, each production line can save one to two operators, and the labor intensity of a manual expense machine is reduced; on the other hand, the product particles are ensured to be uniform, the product quality is improved, and the product quality problems and production faults caused by human negligence are reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an electrical schematic of the present utility model;
FIG. 5 is a circuit block diagram of the present utility model;
in the figure: 1-tractor motor, 2-tractor converter, 3-granulator motor, 4-granulator converter, 5-material strip diameter sensor, 6-conveyer belt linear velocity sensor, 7-granulator running roller encoder, 8-switch board.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-3, the present utility model provides a technical solution: the full-automatic modified material particle size control device comprises an extruder, a tractor and a granulator, wherein the tractor comprises a tractor motor 1 and a tractor frequency converter 2, the granulator comprises a granulator motor 3 and a granulator frequency converter 4, and the tractor motor 1 and the tractor frequency converter 2 are arranged at one end of the tractor, which is close to the granulator; a material bar diameter sensor 5 and a conveyor belt linear speed sensor 6 are arranged at one end of the tractor, which is close to the extruder, and a granulator roller encoder 7 is arranged on the granulator; the extruder side is installed switch board 8, installs the PLC controller in the switch board 8, and tractor converter 2, granulator converter 4, material strip diameter sensor 5 and conveyer belt linear velocity sensor 6 pass through control circuit and PLC controller electric connection respectively.
Specifically, the control circuit includes the contactor of power, empty, thermal relay and converter power input, and the AI input of PLC controller is inserted to the output of material strip diameter sensor 5 and conveyer belt linear velocity sensor 6, and the contactor is empty to be opened through the DO signal connection of PCL controller, and the PLC controller passes through communication cable respectively with tractor converter 2, granulator converter 4 electric connection, tractor converter 2, granulator converter 4's output respectively with tractor motor 1, granulator motor 3 electric connection.
The control cabinet 8 is provided with a control panel for adjusting parameters, the control panel is connected with the PLC through six types of network cables, and a communication protocol between the control panel and the PLC is MODBUS TCCP. The communication protocols between the PLC controller and the tractor frequency converter 2 and between the PLC controller and the granulator frequency converter 4 are MODBASTCP, and the control panel is a touch panel.
In the embodiment, the full-automatic modified material particle diameter control system comprises an extruder, a tractor and a granulator, and a material strip diameter sensor 5, a conveyor belt linear speed sensor 6, a granulator roller linear speed encoder and a PLC control cabinet 8 with an operation panel, wherein the material strip diameter sensor 5, the conveyor belt sensor 6 and the granulator roller linear speed encoder are arranged on a conveyor belt bracket of the tractor and positioned at one end of a mouth die of the extruder.
After the modified material particle diameter data are set on the operation panel, a material bar diameter sensor 5 arranged on a tractor conveyor belt bracket and positioned at one end of an extruder die is used for acquiring the material bar size in real time, the data are transmitted back to a PLC control cabinet 8, and the PLC control cabinet 8 controls a tractor frequency converter 2 to increase or decrease the traction and the rotation speed of a frequency converter motor according to the thickness of the material bar until the material bar diameter reaches a preset value.
Meanwhile, the PLC control cabinet 8 controls the frequency converter of the roller motor of the granulator according to the data transmitted by the linear speed sensor 6 of the conveyor belt of the tractor, and the roller motor of the granulator is controlled in real time according to the proportion to adjust the granulating speed of the granulator so as to ensure that the granulator has proper pulling force on the material strips and the modified material particles are uniform.
The PLC control cabinet 8 is provided with a control panel for adjusting parameters, and the control panel is a touch panel.
As shown in fig. 4, the embodiment mainly solves the problem of hardware connection of an automatic control system for modifying material paths, and the system uses a PLC as a core controller and a touch screen as an operation interface to realize command issuing and work information uploading. The touch screen is connected with the PLC through a communication cable and used for issuing operation commands, and the PLC operates and executes actions. The sensor detects the information such as the size of the material strip, the speed of the conveyor belt and the like, and outputs an analog quantity signal of 4-20 mA. The analog quantity signal is connected with the PLC analog quantity input channel AI through a wire to feed back the field information.
As shown in FIG. 5, the electrical components of the control system mainly comprise a PLC controller, an air switch, a switch power supply and a touch screen; the electric main loop comprises a power supply air-break QF1, a thermal relay FU and a contactor KM at the power supply input end of the frequency converter. The PLC and the touch screen are connected through six types of network cables, and the communication protocol is MODBUS TCCP. The signal of sensor inserts PLC's AI input, and the contactor passes through PLC's DO signal connection shift knob, and PLC passes through communication cable connection converter, and communication protocol is MODBUS TCCP.
After the incoming line power supply is turned on by the air-break QF1, the switching power supply is powered on, the whole system is in a hot standby state, the air-break output end QF1 is connected with the input end of the contactor KM1/KM2/KM3, and the output end of the frequency converter is connected with the motor.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. The utility model provides a full-automatic modified material particle diameter controlling means, includes extruder, tractor and granulator, its characterized in that: the tractor comprises a tractor motor and a tractor frequency converter, the granulator comprises a granulator motor and a granulator frequency converter, and the tractor motor and the tractor frequency converter are arranged at one end of the tractor, which is close to the granulator; a material bar diameter sensor and a conveyor belt linear speed sensor are arranged at one end, close to the extruder, of the tractor, and a granulator roller encoder is arranged on the granulator; the extruder side is installed the switch board, install the PLC controller in the switch board, tractor converter, granulator converter, material strip diameter sensor and conveyer belt linear velocity sensor respectively through control circuit with PLC controller electric connection.
2. The fully automatic modified material particle size control device according to claim 1, wherein: the control circuit comprises a power supply, an idle switch, a thermal relay and a contactor of the power supply input end of the frequency converter, wherein the output ends of the material bar diameter sensor and the conveyor belt linear speed sensor are connected with the AI input end of the PLC, the contactor is connected with the idle switch through a DO signal of the PCL controller, the PLC is respectively and electrically connected with the frequency converter of the tractor and the frequency converter of the granulator through communication cables, and the output ends of the frequency converter of the tractor and the frequency converter of the granulator are respectively and electrically connected with the motor of the tractor and the electromechanical of the granulator.
3. The fully automatic modified material particle size control device according to claim 1, wherein: the control cabinet is provided with a control panel for adjusting parameters, the control panel is connected with the PLC through six types of network cables, and a communication protocol between the control panel and the PLC is MODBUS TCCP.
4. The fully automatic modified material particle size control device according to claim 2, wherein: and the communication protocols between the PLC controller and the tractor frequency converter and between the PLC controller and the granulator frequency converter are MODBASTCP.
5. A fully automatic modified material particle size control device according to claim 3, wherein: the control panel is a touch panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223536870.XU CN219044027U (en) | 2022-12-28 | 2022-12-28 | Full-automatic modified material particle size control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223536870.XU CN219044027U (en) | 2022-12-28 | 2022-12-28 | Full-automatic modified material particle size control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219044027U true CN219044027U (en) | 2023-05-19 |
Family
ID=86321092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223536870.XU Active CN219044027U (en) | 2022-12-28 | 2022-12-28 | Full-automatic modified material particle size control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219044027U (en) |
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2022
- 2022-12-28 CN CN202223536870.XU patent/CN219044027U/en active Active
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