CN201525117U - Motion control servo extruder - Google Patents
Motion control servo extruder Download PDFInfo
- Publication number
- CN201525117U CN201525117U CN200920303569XU CN200920303569U CN201525117U CN 201525117 U CN201525117 U CN 201525117U CN 200920303569X U CN200920303569X U CN 200920303569XU CN 200920303569 U CN200920303569 U CN 200920303569U CN 201525117 U CN201525117 U CN 201525117U
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- CN
- China
- Prior art keywords
- motion control
- servo
- control device
- main frame
- extruder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92019—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92085—Velocity
- B29C2948/92095—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92361—Extrusion unit
- B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/924—Barrel or housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92457—Drive section, e.g. gearbox, motor or drive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92952—Drive section, e.g. gearbox, motor or drive fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a motion control servo extruder controlled by a motion control device. The object of the utility model is to provide a motion control servo extruder capable of making the extruder more accurately work by the motion control device and realizing the complicated work of the extruder by the motion control device. The motion control servo extruder comprises a main machine permanent magnetic servo extruder, a feeding machine permanent magnetic servo motor and a tractor permanent magnetic servo motor. The main machine permanent magnetic servo extruder, the feeding machine permanent magnetic servo motor and the tractor permanent magnetic servo motor are respectively connected with a main machine servo controller, a feeding machine servo controller and a tractor servo controller. The main machine servo controller, the feeding machine servo controller and the tractor servo controller are connected with the motion control device by the data line. An oil pump motor and a vacuum pump motor are directly connected with the motion control device and a temperature PID controlled is connected with the main machine and the motion control device. The motion control device controls the permanent magnetic servo motors to finally control the work of the main machine and a pressure sensor and the servo controller perform the data exchange with the motion control device, thus the motion control device can continuously correct the work condition of the main machine and gradually achieve the preset work accuracy requirement and the work process requirement and finally the achieve the work accuracy and complexity of the extruder.
Description
Technical field
The utility model relates to a kind of equipment of manufacture field, a kind of servo extruder of motion control by motion control device control.
Background technology
In recent years, development along with the electronic equipment informatization, various thermosensitive polymer processing as physical transmission medium need also more and more, exchange shade line etc. as PVC CABLE MATERIALS, PE silicon alkane, peroxide ac cable material, PE, the key of producing these polymer is exactly an extruder, the principle of plastic extruder is that the screw rod that solid-state plastic cement is drunk extruder in heating rotates fusion under the pressurized conditions, plasticizing, makes a cross section and mouthful identical continuous plasthetics of mould shape by the mouth mould of given shape.
In traditional screw extruder system, screw rod is driven by direct current generator.Screw rod is directly driven by gear-box under direct transmission situation; Under the indirect drive situation, screw rod is driven by belt and sheave.Traditional direct current generator itself exists certain shortcoming: for example the brush of direct current generator will be changed once every month, direct current generator needs often to clean in many dust or corrosive atmosphere, needs sometimes even also to feed clean cooling air for direct current generator outside the workshop.The shortcoming of indirect drive screw extruder is: be present in the belt slippage, belt can cause the certain energy loss, the possibility that more mechanical device has increased wearing and tearing and broken down.And the drawback noise of direct current generator maximum is excessive, the brush sparking, and rotor pollutes, and motor temperature is too high, the insufficient and motor vibrations of exhaust.Therefore use the screw extruder maintenance cost of direct current generator higher, the prime cost of dc motor is also higher.
Progress along with international process technology, in the fine finishining field, also need accurate extruding technology to cooperate, precision extrusion molding can be removed the following process means from, satisfy the goods demands of applications better, reach the purpose that reduces material cost, improves quality of item simultaneously.It is compound that the utilization of MULTILAYER COMPOSITE technology has material and other packaging material of middle high obstructing performance, and other performances such as the cheap or special mechanics of the high barrier of comprehensive barrier material and other materials, calorifics realize that specific function needs.The structural design of coex composite membranes progressively requirement can systematically reach the ideal state that integrates function, technology, cost, environmental protection, safety, secondary operations, thereby realizes the maximized possibility of the compound number of plies.
Summary of the invention
The purpose of this utility model provides the servo extruder of a kind of motion control, realizes the work that extruder is accurate more by motion control device control, controls the course of work that extruder is realized the extruder complexity by motion control device.
The technical scheme that its technical problem that solves the utility model adopts is: the servo extruder of a kind of motion control, comprise extrusion main unit, the main frame servomotor that links to each other with main frame, the feeding machine servomotor, the hauling machine servomotor, oil pump motor, vaccum pump motor and control device, wherein, described servomotor adopts permanent-magnet servo motor respectively as the main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor, described control device is a motion control device, the main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor are connected with the main frame servo controller respectively, feeding machine servo controller and hauling machine servo controller, the main frame servo controller, the feeding machine servo controller links to each other by data wire with motion control device with the hauling machine servo controller, oil pump motor and vaccum pump motor directly and motion control device join, be connected with temperature PID controller on the main frame, temperature PID controller is connected to motion control device.The main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor link to each other with separately servo controller, servo controller links to each other with motion control device, oil pump motor directly links to each other with motion control with vaccum pump motor, be connected with encoder between these permanent-magnet servo motors and the servo controller separately, control the main frame of these permanent-magnet servo motors or motor and then control extruder by motion control device, motion control device preestablishes the data parameter of extruding processing by man-machine interface and input platform, to control parameter and actual parameter exchanges by servo controller and encoder between permanent-magnet servo motor and motion control device, servo controller is accepted the actual parameter of encoder feedback and is compared with setup parameter that motion control device is transferred to servo controller, adjust in servo controller inside, thereby again the corrected parameter of adjusting is transferred to actual speed and torque output that permanent-magnet servo motor is adjusted permanent-magnet servo motor, thereby realize accurate control, be equipped with the multiple permanent-magnet servo motor of different process and the servo controller that matches finished as required, process by predefined extruder, control each permanent-magnet servo motor by servo controller and realize multiple different action, thereby realize complicated process.
As preferably, main frame comprises to be extruded passage and extrudes the interior extrusion screw rod of passage, extrude the channel middle position and link to each other with heater, extrude the channel middle position and be provided with heat control point and actual temperature test point, the control point of heating links to each other with temperature PID controller with the actual temperature test point.
As preferably, the position at the control point of heating and the distance of extruding channel outlet are less than the position of actual temperature test point and extrude distance between channel outlet.
As preferably, to extrude the channel outlet position and be connected with pressure sensor, pressure sensor links to each other with motion control device by data wire.The pressure value that pressure sensor will be extruded the melt at channel outlet position is transferred to motion control device, motion control compares data that receive and the data that preestablish storage, thereby adjust data output to each servo controller, each servo controller compares the actual permanent-magnet servo motor running parameter of received code device feedback with it again, thereby adjust the output of permanent-magnet servo motor, determine at last whether the data that each permanent-magnet servo motor is adjusted satisfy the needs of processing, progressively be optimized, finally reach satisfactory machining accuracy and process, form a closed-loop control of finishing.
As preferably, the main frame permanent-magnet servo motor links to each other with main frame and drives main frame, the feeding machine permanent-magnet servo motor links to each other with main frame and drives feeding machine on the main frame, and oil pump motor links to each other with main frame and drives the control oil pump of described extrusion screw rod, and the control oil pump adopts high pressure or middle pressure oil pump.
As preferably, the hauling machine permanent-magnet servo motor is connected to draw-gear, and vaccum pump motor is connected to cooling device.
As preferably, motion control device has man-machine interface and input platform, the inner integrated data memory module of motion control device, data contrast module.According to the different requirements of extruder operating accuracy, or the complexity of the process that needs, motion control device inside can integrated different module, every kind of control mode that module is corresponding different.
The beneficial effects of the utility model are: control each permanent-magnet servo motor and final main control system work by motion control device, carry out exchanges data by pressure sensor and servo controller device and motion control device, make motion control device can constantly revise the working condition of main frame, reach predefined operating accuracy requirement and course of work requirement gradually, finally realize the precision and the complexity of extruder work.
Description of drawings
Fig. 1 is a kind of control principle figure of the utility model; Among the figure: 1, man-machine interface, 2, motion control device, 3, main frame speed is set, 4, the host code device, 5, the main frame torque upper limit, 6, the main frame servo controller, 7, the main frame permanent-magnet servo motor, 8, feeding machine speed is set, and 9, the feeding machine encoder, 10, the feeding machine torque upper limit, 11, the feeding machine servo controller, 12, the feeding machine permanent-magnet servo motor, 13, hauling machine speed is set, 14, the hauling machine encoder, 15, the hauling machine torque upper limit, 16, the hauling machine servo controller, 17, the hauling machine permanent-magnet servo motor, 18, oil pump motor, 19, vaccum pump motor, 20, temperature PID controller, 21, main frame, 22, extrusion screw rod, 23, the actual temperature test point, 24, the control point of heating, 25, cooling device, 26, draw-gear, 27, pressure sensor.
The specific embodiment
Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the servo extruder of a kind of motion control (referring to accompanying drawing 1), comprise extrusion main unit 21, the main frame permanent-magnet servo motor 7 that links to each other with main frame, feeding machine permanent-magnet servo motor 12, hauling machine permanent-magnet servo motor 17, oil pump motor 18, vaccum pump motor 19 and motion control device 2, the main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor are connected with main frame servo controller 6 respectively, feeding machine servo controller 11 and hauling machine servo controller 16, the main frame servo controller, the feeding machine servo controller links to each other by data wire with motion control device with the hauling machine servo controller, oil pump motor and vaccum pump motor directly and motion control device join, be connected with temperature PID controller 20 on the main frame, temperature PID controller is connected to motion control device, the main frame permanent-magnet servo motor links to each other with main frame and drives main frame, the feeding machine permanent-magnet servo motor links to each other with main frame and drives feeding machine on the main frame, oil pump motor links to each other with main frame and drives the high voltage control oil pump of extrusion screw rod, the hauling machine permanent-magnet servo motor is connected to draw-gear 26, vaccum pump motor is connected to cooling device 25, motion control device has man-machine interface 1 and input platform, the inner integrated data memory module of motion control device, data contrast module, extrude the channel outlet position and be connected with pressure sensor 27, pressure sensor links to each other with motion control device by data wire.Main frame servo controller and motion control device carry out exchanges data by setting 3 of main frame speed and main frame torque upper limit 5, feeding machine servo controller and motion control device carry out exchanges data by setting 8 of feeding machine speed and feeding machine torque upper limit 10, hauling machine servo controller and motion control device carry out exchanges data by setting 13 of hauling machine speed and hauling machine torque upper limit 15, feed back by host code device 4 between main frame permanent-magnet servo motor and the main frame servo controller, by feeding machine encoder 9 feedbacks, feed back by hauling machine encoder 14 between hauling machine permanent-magnet servo motor and the hauling machine servo controller between feeding machine permanent-magnet servo motor and the feeding machine servo controller.
Main frame comprises to be extruded passage and extrudes the interior extrusion screw rod 22 of passage, extruding the channel middle position links to each other with heater, extrude the channel middle position and be provided with heat control point 24 and actual temperature test point 23, the control point of heating links to each other with temperature PID controller with the actual temperature test point, and the position at the control point of heating and the distance of extruding channel outlet are less than the position of actual temperature test point and extrude distance between channel outlet.
Import the data and the parameter of extruder work in advance from the man-machine interface of motion control device and input platform, motion control device is given the main frame servo controller with setting 3 of main frame speed and main frame torque upper limit 5 transfer of data, give the feeding machine servo controller with setting 8 of feeding machine speed and feeding machine torque upper limit 10 transfer of data, give the hauling machine servo controller with setting 13 of hauling machine speed and hauling machine torque upper limit 15 transfer of data, and main control system permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor, control oil pump motor and vaccum pump motor simultaneously, the heating that passage is extruded in the control of temperature PID controller, in the time of the extrusion screw rod place of working, extrudate at the outlet position of extruding passage is transferred to motion control device by pressure sensor with pressure index, motion control device compares with stored parameters after receiving main frame situation pressure feedback, revise, the parameter of the setting revised is transferred to each servo controller, each servo controller receives the actual parameter of the permanent-magnet servo motor of encoder feedback separately and adjusts, thereby adjust the actual speed of each permanent-magnet servo motor, motion control device is handled through the contrast of data contrast module once more through receiving after once revising by the pressure parameter of pressure sensor feedback again, again make data correction, thereby then be transferred to rotating speed and torque output that each servo controller is adjusted each permanent-magnet servo motor, thereby adjust the working condition of main frame, final Precision Machining and the complicated processing of realizing, form the control system of a closed loop, realize the self adaptation adjustment.
Above-described embodiment is a kind of preferred version of the present utility model, is not the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (8)
1. servo extruder of motion control, comprise extrusion main unit, the main frame servomotor that links to each other with main frame, the feeding machine servomotor, the hauling machine servomotor, oil pump motor, vaccum pump motor and control device, it is characterized in that described servomotor adopts permanent-magnet servo motor respectively as the main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor, described control device is a motion control device, the main frame permanent-magnet servo motor, feeding machine permanent-magnet servo motor and hauling machine permanent-magnet servo motor are connected with the main frame servo controller respectively, feeding machine servo controller and hauling machine servo controller, the main frame servo controller, the feeding machine servo controller links to each other by data wire with motion control device with the hauling machine servo controller, oil pump motor and vaccum pump motor directly and motion control device join, be connected with temperature PID controller on the main frame, temperature PID controller is connected to motion control device.
2. the servo extruder of motion control according to claim 1, it is characterized in that main frame comprises extrudes passage and extrudes extrusion screw rod in the passage, extruding the channel middle position links to each other with heater, extrude the channel middle position and be provided with heat control point and actual temperature test point, the control point of heating links to each other with temperature PID controller with the actual temperature test point.
3. the servo extruder of motion control according to claim 2, the position at the control point that it is characterized in that heating and the distance of extruding channel outlet are less than the position of actual temperature test point and extrude distance between channel outlet.
4. the servo extruder of motion control according to claim 2 is characterized in that extruding the channel outlet position and is connected with pressure sensor, and pressure sensor links to each other with motion control device by data wire.
5. the servo extruder of motion control according to claim 1, it is characterized in that the main frame permanent-magnet servo motor links to each other with main frame and drives main frame, the feeding machine permanent-magnet servo motor links to each other with main frame and drives feeding machine on the main frame, oil pump motor links to each other with main frame and drives the control oil pump of described extrusion screw rod, and the control oil pump adopts high pressure or middle pressure oil pump.
6. the servo extruder of motion control according to claim 1 is characterized in that the hauling machine permanent-magnet servo motor is connected to draw-gear, and vaccum pump motor is connected to cooling device.
7. according to claim 1 or 2 or 3 or 4 or the 5 or 6 servo extruders of described motion control, it is characterized in that motion control device has man-machine interface and input platform, the inner integrated data memory module of motion control device, data contrast module.
8. the servo extruder of motion control according to claim 1 is characterized in that being connected with encoder between described permanent-magnet servo motor and the described servo controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920303569XU CN201525117U (en) | 2009-05-25 | 2009-05-25 | Motion control servo extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920303569XU CN201525117U (en) | 2009-05-25 | 2009-05-25 | Motion control servo extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201525117U true CN201525117U (en) | 2010-07-14 |
Family
ID=42516414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920303569XU Expired - Lifetime CN201525117U (en) | 2009-05-25 | 2009-05-25 | Motion control servo extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201525117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389157A (en) * | 2010-11-13 | 2012-03-28 | 西安合升动力科技有限公司 | Screw extrusion device |
-
2009
- 2009-05-25 CN CN200920303569XU patent/CN201525117U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389157A (en) * | 2010-11-13 | 2012-03-28 | 西安合升动力科技有限公司 | Screw extrusion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315800 Ningbo, Beilun, Dagang District, No., No. five road, No. 88 Patentee after: Ningbo Hongxun Technology Co.,Ltd. Address before: 315800 Ningbo, Beilun, Dagang District, No., No. five road, No. 88 Patentee before: Ningbo Hongxun Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20100714 |
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| CX01 | Expiry of patent term |