CN202742650U - Plastic injection molding servo drive and control system - Google Patents
Plastic injection molding servo drive and control system Download PDFInfo
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- CN202742650U CN202742650U CN 201220280895 CN201220280895U CN202742650U CN 202742650 U CN202742650 U CN 202742650U CN 201220280895 CN201220280895 CN 201220280895 CN 201220280895 U CN201220280895 U CN 201220280895U CN 202742650 U CN202742650 U CN 202742650U
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Abstract
The utility model discloses a plastic injection molding servo drive and control system. The system comprises a personnel computer (PC) host, a drive, a servo motor, a load, a closed loop control panel, a revolution speed transducer and a hydraulic sensor, wherein a signal output end of the PC host is connected with a signal input end of the drive, a rotating shaft of the servo motor is connected with a power input end of the load, the signal input end of the closed loop control panel is connected with the signal output end of the PC host, the signal output end of the closed loop control panel is connected with the signal input end of the drive, the revolution speed transducer is installed on the servo motor, the hydraulic sensor is installed on the load, and the signal output end of the revolution speed transducer and the signal output end of the hydraulic sensor are respectively connected with the control single input ends of the closed loop control panel. The plastic injection molding servo drive and control system applies the drive and a signal feedback control technology, so that the pressure and flow double closed loop control of the hydraulic system is realized, the operation power of the servo motor is perfectly matched with the required power of the load, so that an effect of greatly saving energy is realized.
Description
Technical field
The utility model relates to a kind of driving arrangement of Hyaulic plastic-injection moulding machine, relates in particular to a kind of injection-moulding plastic servo-drive and control system.
Background technology
The technology that conventional hydraulic formula plastic-injection moulding machine extensively adopts the Induction Motor-Driven constant displacement pump to combine with electro-hydraulic proportional valve, because constant displacement pump output constant flow rate, but the load running load variations is very large, many times only use the part in the constant displacement pump energy, so cause a large amount of idle energy consumptions, in the situation of not enhancing productivity, wasted mass energy.
Summary of the invention
The purpose of this utility model to make motor operate power and the intact coupling of loading demand power and reaches injection-moulding plastic servo-drive and the control system of energy-conservation purpose with regard to be to provide in order addressing the above problem a kind of.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises PC main frame, driver, servomotor and load, and the signal output part of described PC main frame is connected with the signal input part of described driver, and the rotating shaft of described servomotor is connected with the power intake of described load; The utility model also comprises closed-loop control plate, speed probe and hydrostatic sensor, the signal input part of described closed-loop control plate is connected with the signal output part of described PC main frame, the signal output part of described closed-loop control plate is connected with the signal input part of described driver, described speed probe is installed on the described servomotor, described hydrostatic sensor is installed in the described load, the signal output part of described speed probe be connected the signal output part of hydrostatic sensor and be connected with the control signal input of described closed-loop control plate respectively.
In the application, hydrostatic sensor is by the hydraulic coupling on the inductive load, thereby senses the real time execution load of load, and this information is passed to the closed-loop control plate; Simultaneously, speed probe passes through the rotating speed of induction servomotor, thereby senses the real-time power output of servomotor, and this information is passed to the closed-loop control plate.Closed-loop control is hardened and is closed the induced signal of hydrostatic sensor and speed probe, carries out the rotating speed of control servomotor after the COMPREHENSIVE CALCULATING, makes the power output of servomotor and the operating load perfect matching of load, thereby realizes energy-conservation purpose.
As preferably, described closed-loop control plate is digital IGCT closed-loop control plate; Described speed probe is Hall revolution speed transducer.
The beneficial effects of the utility model are:
The utility model is used the two-way signal feedback control technology of driver and hydrostatic sensor and speed probe, realize the control of hydraulic system pressure and flow double-close-loop, make servomotor operate power and the intact coupling of loading demand power, reach significantly energy-saving effect.
Description of drawings
Accompanying drawing 1 is structured flowchart of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in drawings, the utility model comprises the PC main frame, driver, servomotor, load, the closed-loop control plate, speed probe and hydrostatic sensor, the signal output part of PC main frame is connected with the signal input part of driver, the rotating shaft of servomotor is connected with the power intake of load, the signal input part of closed-loop control plate is connected with the signal output part of PC main frame, the signal output part of closed-loop control plate is connected with the signal input part of driver, speed probe is installed on the servomotor, hydrostatic sensor is installed in the described load, and the signal output part of speed probe is connected signal output part and is connected with the control signal input of closed-loop control plate respectively with hydrostatic sensor; In the application, the closed-loop control plate adopts digital IGCT closed-loop control plate; Speed probe adopts Hall revolution speed transducer.
As shown in drawings, in running, hydrostatic sensor is by the hydraulic coupling on the inductive load, thereby senses the real time execution load of load, and this information is passed to the closed-loop control plate; Simultaneously, speed probe passes through the rotating speed of induction servomotor, thereby senses the real-time power output of servomotor, and this information is passed to the closed-loop control plate.Closed-loop control is hardened and is closed the induced signal of hydrostatic sensor and speed probe, carries out the rotating speed of control servomotor after the COMPREHENSIVE CALCULATING, makes the power output of servomotor and the operating load perfect matching of load, thereby realizes energy-conservation purpose.The PC main frame is used for administrative staff to be understood real time execution information and sends corresponding control instruction, to realize best control effect.
Claims (3)
1. an injection-moulding plastic servo-drive and control system, comprise the PC main frame, driver, servomotor and load, the signal output part of described PC main frame is connected with the signal input part of described driver, the rotating shaft of described servomotor is connected with the power intake of described load, it is characterized in that: also comprise the closed-loop control plate, speed probe and hydrostatic sensor, the signal input part of described closed-loop control plate is connected with the signal output part of described PC main frame, the signal output part of described closed-loop control plate is connected with the signal input part of described driver, described speed probe is installed on the described servomotor, described hydrostatic sensor is installed in the described load, the signal output part of described speed probe be connected the signal output part of hydrostatic sensor and be connected with the control signal input of described closed-loop control plate respectively.
2. injection-moulding plastic servo-drive according to claim 1 and control system, it is characterized in that: described closed-loop control plate is digital IGCT closed-loop control plate.
3. injection-moulding plastic servo-drive according to claim 1 and control system, it is characterized in that: described speed probe is Hall revolution speed transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220280895 CN202742650U (en) | 2012-06-15 | 2012-06-15 | Plastic injection molding servo drive and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220280895 CN202742650U (en) | 2012-06-15 | 2012-06-15 | Plastic injection molding servo drive and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202742650U true CN202742650U (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220280895 Expired - Fee Related CN202742650U (en) | 2012-06-15 | 2012-06-15 | Plastic injection molding servo drive and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202742650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114619639A (en) * | 2022-03-10 | 2022-06-14 | 泰瑞机器股份有限公司 | Method for dynamically distributing drivers for injection molding machine motor |
-
2012
- 2012-06-15 CN CN 201220280895 patent/CN202742650U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114619639A (en) * | 2022-03-10 | 2022-06-14 | 泰瑞机器股份有限公司 | Method for dynamically distributing drivers for injection molding machine motor |
| CN114619639B (en) * | 2022-03-10 | 2024-04-02 | 泰瑞机器股份有限公司 | Method for electrically distributing driver for injection molding machine motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20130615 |