CN204488001U - Injection machine intelligent frequency-conversion energy-saving control system - Google Patents
Injection machine intelligent frequency-conversion energy-saving control system Download PDFInfo
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- CN204488001U CN204488001U CN201520175803.0U CN201520175803U CN204488001U CN 204488001 U CN204488001 U CN 204488001U CN 201520175803 U CN201520175803 U CN 201520175803U CN 204488001 U CN204488001 U CN 204488001U
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Abstract
Injection machine intelligent frequency-conversion energy-saving control system disclosed in the utility model, comprise checkout gear, injection machine digital control system, frequency converter, operating desk, motor, oil pump, the sincere plate of commutation valve oil and execution oil cylinder, checkout gear connects injection machine digital control system and frequency converter successively, operating desk is connected with injection machine digital control system, one end of frequency converter is connected with injection machine power distribution cabinet, its other end connects oil pump by connecting motor, oil pump is respectively equipped with the first composite valve with proportional pressure flow, second composite valve with proportional pressure flow and overflow valve, first composite valve with proportional pressure flow connects overflow valve and the second composite valve with proportional pressure flow successively, second composite valve with proportional pressure flow connects injection machine digital control system and the sincere plate of commutation valve oil respectively, the sincere plate of commutation valve oil connects injection machine digital control system respectively and performs oil cylinder, perform oil cylinder to be connected with checkout gear.The utility model steady production technique, improves the quality of products, and extends machine service life, and saves power consumption.
Description
Technical field
The utility model relates to a kind of control system, refers in particular to a kind of injection machine intelligent frequency-conversion energy-saving control system.
Background technology
The injection machine of the current overwhelming majority adopts hydraulicdriven injection machine, power required for the technological action process of injection machine is provided by the oil pump in hydraulic system substantially, this kind of injection machine is a kind of typical cyclical movement load equipment, complete production cycle comprises the stages such as locked mode, injecting glue, colloidal sol, cooling and die sinking, and each stage is different to the pressure of hydraulic system, traffic demand.Because traditional hydraulic oil pump is the constant displacement pump belonging to power frequency operation, its fuel delivery is constant, in the injection machine course of work, the change of flow and pressure regulates by flow proportion valve and pressure valve, unnecessary oil mass flows back to fuel tank through overflow valve, so just exacerbate the wearing and tearing of valve and oil pump, cause oil temperature to raise, noise of motor is excessive.In addition, from the design of injection machine, when designing, oil pump all will leave surplus usually, and generally consider 10-15%, therefore the selection of oil pump exists serious " low load with strong power " phenomenon, causes a large amount of wastes of electric energy.
In view of this, a kind of injection machine intelligent frequency-conversion energy-saving control system of the present inventor's specialized designs, this case produces thus.
Utility model content
The purpose of this utility model is to provide injection machine intelligent frequency-conversion energy-saving control system, with steady production technique, improves the quality of products, and reduces mechanical breakdown, extends machine service life, and saves power consumption.
To achieve these goals, the technical solution of the utility model is as follows:
Injection machine intelligent frequency-conversion energy-saving control system, comprise checkout gear, injection machine digital control system, frequency converter, operating desk, motor, oil pump, the sincere plate of commutation valve oil and execution oil cylinder, checkout gear connects injection machine digital control system and frequency converter successively, operating desk is connected with injection machine digital control system, one end of frequency converter is connected with injection machine power distribution cabinet, its other end connects oil pump by connecting motor, oil pump is respectively equipped with the first composite valve with proportional pressure flow, second composite valve with proportional pressure flow and overflow valve, first composite valve with proportional pressure flow connects overflow valve and the second composite valve with proportional pressure flow successively, second composite valve with proportional pressure flow connects injection machine digital control system and the sincere plate of commutation valve oil respectively, the sincere plate of commutation valve oil connects injection machine digital control system respectively and performs oil cylinder, perform oil cylinder to be connected with checkout gear.
Injection machine intelligent frequency-conversion energy-saving control system also comprises breaker, and breaker is serially connected between described frequency converter and injection machine power distribution cabinet.
Injection machine intelligent frequency-conversion energy-saving control system also comprises the first switch and second switch, and the first switch series is connected between described frequency converter and motor, and second switch is serially connected between described frequency converter and breaker.
Injection machine intelligent frequency-conversion energy-saving control system also comprises the 3rd switch, and the 3rd switch is in parallel with described frequency converter.
Injection machine intelligent frequency-conversion energy-saving control system also comprises signal conversion processes module, and described injection machine digital control system is by signal conversion processes model calling frequency converter.
After adopting said structure, it is constant that the utility model retains injection machine original control mode oil circuit, frequency converter detects the pressure and flow signal that provide from injection machine digital control system in real time, thus export different frequencies, regulate motor speed, that is: power output automatically tracing control synchronous with pressure and flow, is equivalent to the variable pump that constant displacement pump becomes energy-saving, original hydraulic system and complete machine run power demand and mate, and eliminate the loss of the high pressure kicks energy of original system.Greatly can alleviate the vibrations of matched moulds, die sinking, steady production technique, improves the quality of products, and reduces mechanical breakdown, extends machine service life, can save a large amount of electric energy again, and improve more than Oil pump electrical machinery power factor (PF) to 0.96, power saving rate generally can reach 25-65%.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Label declaration
Checkout gear 1, injection machine digital control system 2, signal conversion processes module 21, injection machine power distribution cabinet 3, frequency converter 4, operating desk 5, motor 6, oil pump 7, the sincere plate 8 of commutation valve oil, perform oil cylinder 9, first composite valve with proportional pressure flow 91, second composite valve with proportional pressure flow 92, overflow valve 93.
Detailed description of the invention
As shown in Figure 1, the injection machine intelligent frequency-conversion energy-saving control system that the utility model discloses, comprise checkout gear 1, injection machine digital control system 2, frequency converter 4, operating desk 5, motor 6, oil pump 7, the sincere plate 8 of commutation valve oil and execution oil cylinder 9, injection machine digital control system 2 is existing module, checkout gear 1 connects injection machine digital control system 2 and frequency converter 4 successively, operating desk 5 is connected with injection machine digital control system 2, one end of frequency converter 4 is connected with injection machine power distribution cabinet 3, its other end connects oil pump 7 by connecting motor 6, oil pump 7 is respectively equipped with the first composite valve with proportional pressure flow 91, second composite valve with proportional pressure flow 92 and overflow valve 93, first composite valve with proportional pressure flow 91 connects overflow valve 93 and the second composite valve with proportional pressure flow 92 successively, second composite valve with proportional pressure flow 92 connects injection machine digital control system 2 and the sincere plate 8 of commutation valve oil respectively, the sincere plate 8 of commutation valve oil connects injection machine digital control system 2 respectively and performs oil cylinder 9, perform oil cylinder 9 to be connected with checkout gear 1.
In the present embodiment, injection machine intelligent frequency-conversion energy-saving control system also comprises breaker, and breaker is serially connected between described frequency converter 4 and injection machine power distribution cabinet 3.Injection machine intelligent frequency-conversion energy-saving control system also comprises the first switch and second switch, and the first switch series is connected between described frequency converter 4 and motor 6, and second switch is serially connected between described frequency converter 4 and breaker.Meanwhile, injection machine intelligent frequency-conversion energy-saving control system also comprises the 3rd switch, and the 3rd switch is in parallel with described frequency converter 4, with control system better, guarantees the security that system uses.
In order to make Signal transmissions get Geng Jia, injection machine intelligent frequency-conversion energy-saving control system also comprises signal conversion processes module 21, and signal conversion processes module 21 is existing module, and described injection machine digital control system 2 connects frequency converter 4 by signal conversion processes module 21.
It is constant that the utility model retains injection machine original control mode oil circuit, frequency converter 4 detects the pressure and flow signal that provide from injection machine digital control system 2 in real time, thus export different frequencies, regulate motor 6 rotating speed, that is: power output automatically tracing control synchronous with pressure and flow, be equivalent to the variable pump that constant displacement pump becomes energy-saving, original hydraulic system and complete machine run power demand and mate, and eliminate the loss of the high pressure kicks energy of original system.Greatly can alleviate the vibrations of matched moulds, die sinking, steady production technique, to improve the quality of products, reduce mechanical breakdown, extend machine service life, can save a large amount of electric energy again, improve more than oil pump 7 power of motor factor to 0.96, power saving rate generally can reach 25-65%.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (5)
1. injection machine intelligent frequency-conversion energy-saving control system, it is characterized in that: comprise checkout gear, injection machine digital control system, frequency converter, operating desk, motor, oil pump, the sincere plate of commutation valve oil and execution oil cylinder, checkout gear connects injection machine digital control system and frequency converter successively, operating desk is connected with injection machine digital control system, one end of frequency converter is connected with injection machine power distribution cabinet, its other end connects oil pump by connecting motor, oil pump is respectively equipped with the first composite valve with proportional pressure flow, second composite valve with proportional pressure flow and overflow valve, first composite valve with proportional pressure flow connects overflow valve and the second composite valve with proportional pressure flow successively, second composite valve with proportional pressure flow connects injection machine digital control system and the sincere plate of commutation valve oil respectively, the sincere plate of commutation valve oil connects injection machine digital control system respectively and performs oil cylinder, perform oil cylinder to be connected with checkout gear.
2. injection machine intelligent frequency-conversion energy-saving control system as claimed in claim 1, it is characterized in that: also comprise breaker, breaker is serially connected between described frequency converter and injection machine power distribution cabinet.
3. injection machine intelligent frequency-conversion energy-saving control system as claimed in claim 2, it is characterized in that: also comprise the first switch and second switch, the first switch series is connected between described frequency converter and motor, and second switch is serially connected between described frequency converter and breaker.
4. injection machine intelligent frequency-conversion energy-saving control system as claimed in claim 1, it is characterized in that: also comprise the 3rd switch, the 3rd switch is in parallel with described frequency converter.
5. injection machine intelligent frequency-conversion energy-saving control system as claimed in claim 1, is characterized in that: also comprise signal conversion processes module, and described injection machine digital control system is by signal conversion processes model calling frequency converter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520175803.0U CN204488001U (en) | 2015-03-27 | 2015-03-27 | Injection machine intelligent frequency-conversion energy-saving control system |
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| CN201520175803.0U CN204488001U (en) | 2015-03-27 | 2015-03-27 | Injection machine intelligent frequency-conversion energy-saving control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110612172A (en) * | 2017-06-19 | 2019-12-24 | 意特佩雷斯工业公司 | Die casting machine with energy-saving evaluation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110612172A (en) * | 2017-06-19 | 2019-12-24 | 意特佩雷斯工业公司 | Die casting machine with energy-saving evaluation system |
| JP2020524080A (en) * | 2017-06-19 | 2020-08-13 | イタルプレッセ・インドゥストリエ・ソチエタ・ペル・アツィオーニＩｔａｌｐｒｅｓｓｅ Ｉｎｄｕｓｔｒｉｅ Ｓ．Ｐ．Ａ． | Die casting machine with energy saving rating system |
| JP7144446B2 (en) | 2017-06-19 | 2022-09-29 | イタルプレッセガウス・ソチエタ・ペル・アツィオーニ | Die casting machine with energy saving rating system |
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| CP01 | Change in the name or title of a patent holder |
Address after: Room 502, No. 558 Xianyue Road, Siming District, Xiamen City, Fujian Province, 361009 Patentee after: Xiamen nengkong Automation Technology Co.,Ltd. Address before: Room 502, No. 558 Xianyue Road, Siming District, Xiamen City, Fujian Province, 361009 Patentee before: XIAMEN NENGKONG AUTOMATION TECHNOLOGY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder |