CN109986054A - The multi-point temperature detection and cooling control system of liquid-state forging die - Google Patents
The multi-point temperature detection and cooling control system of liquid-state forging die Download PDFInfo
- Publication number
- CN109986054A CN109986054A CN201910403705.0A CN201910403705A CN109986054A CN 109986054 A CN109986054 A CN 109986054A CN 201910403705 A CN201910403705 A CN 201910403705A CN 109986054 A CN109986054 A CN 109986054A
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- China
- Prior art keywords
- temperature
- liquid
- temperature detection
- forging die
- cooling
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/08—Controlling, supervising, e.g. for safety reasons
Abstract
The invention discloses the multi-point temperature detections and cooling control system of a kind of liquid-state forging die, including temperature detection sensor, programmable logic controller (PLC), electric control valve, alarm module.Temperature detection sensor is mounted on the key position for needing to control cooling temperature of liquid-state forging die, temperature change for the real-time detection position, and the key position for needing to control cooling temperature of liquid-state forging die respectively corresponds setting cooling water channel, the on state in each water route is controlled by an electric control valve respectively, passes through the on and off state of PLC controls electric control valve；The present invention can monitor the temperature conditions of each point of liquid-state forging die in real time, when being abnormal can and alarm and make automatically feedback and control, it can obtain the number of liquid-state forging die high temperature location according to abnormal temperature sensor feedback, and the temperature and high temperature location number are sent to host computer and shown, store.
Description
Technical field
The present invention relates to liquid forging control technology fields, and in particular to a kind of multi-point temperature inspection of liquid-state forging die
Survey and cooling control system.
Background technique
Liquid forging process is so that molten metal is existed for pouring into the molten metal direct weighting of mold cavity using liquid forging machine
Pressure acts on lower pheo-diecasting, crystallization and freezing and rheology feeding, and with a small amount of plastic deformations.Suitable setting time and type chamber
Temperature advantageously reduce or eliminate between internal shrinkage, shrinkage porosite, stomata, inclined chemical component the defects of, connect with obtaining mechanical property
Nearly pure forging and the blank or part for being better than pure cast member.
Currently, liquid forging moulding process tentatively realizes the offline regulation of temperature by preset temperature threshold, but for big
The liquid-state forging die of type complexity, the key position for needing to control cooling temperature is more, how to carry out to these positions effective
Temperature monitoring and cooling control be a technical issues that need to address.The prior art lack to temperature information data acquisition and
Temperature real-time control.When temperature is abnormal, mold high temperature location cannot be judged in time, and make the operation that cools, finally
Cause production efficiency that cannot meet industry requirement well.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of inspections of the multi-point temperature of liquid-state forging die
Survey and cooling control system, can quickly regulating and controlling temperature and cooling water flow, with promote liquid forging process automated process and
The Process of Enterprise Informalization.
The present invention is achieved by the following technical solutions:
A kind of the multi-point temperature detection and cooling control system of liquid-state forging die, including temperature detection sensor, can
Programmed logic controller, electric control valve, alarm module；
The temperature detection sensor is mounted on the key position for needing to control cooling temperature of liquid-state forging die, is used for
The temperature change at the real-time detection position, and the temperature information that will test is sent to programmable logic controller (PLC)；And liquid mould
The key position for needing to control cooling temperature of forging mould respectively corresponds setting cooling water channel, the on state difference in each water route
It is controlled by an electric control valve, electric control valve is connect with programmable logic controller (PLC), passes through programmable logic controller (PLC) control
The on and off state of electric control valve processed；
The programmable logic controller (PLC) uses Siemens S7-300 PLC, and S7-300PLC is as Profibus-DP main website
Turn Modbus bus bridge by Profibus-DP to connect with each temperature detection sensor slave station；
The temperature detection sensor is consistent with the quantity of electric control valve, pre-defines temperature detection sensor and electricity
The address of dynamic regulating valve, keeps the temperature detection sensor of same cooling water channel and electric control valve corresponding, and examines to temperature
The installation site for surveying sensor is numbered, so as to know the high temperature location of liquid-state forging die；
The connection of the output port of the alarm module and S7-300, is used for acoustic alarm and light warning reminding；
S7-300 is connect with host computer.
The multi-point temperature detection of the liquid-state forging die and the course of work of cooling control system are as follows:
S7-300 carries out inspection to each temperature detection sensor, obtains the detection data of each temperature detection sensor,
To obtain the temperature information of each key position for needing to control cooling temperature of liquid-state forging die, the temperature that S7-300 will acquire
Degree and the temperature threshold of setting compare, if detection Current Temperatures greater than S7-300 if set temperature threshold value to corresponding electricity
Dynamic regulating valve sends control instruction, controls electric control valve by ending and switches on state, corresponding cooling water channel is connected；
Meanwhile S7-300 control alarm module carries out warning reminding；Meanwhile S7-300 is fed back according to exception (high temperature) temperature sensor
The number of liquid-state forging die high temperature location out, and the temperature and high temperature location number are sent to host computer and are stored, show
Show.
In the above-mentioned technical solutions, select the protocol converter CBT-1001 of Zhou Zheng scientific & technical corporation as Profibus-DP
Turn Modbus bus bridge.
In the above-mentioned technical solutions, the temperature detection sensor uses the model of Guangzhou Da Lin Electronic Science and Technology Co., Ltd.
For the RS485 thermocouple temperature sensor of DL10-V12-M485-D6, interface communication supports the Modbus communication protocols of standard
View.
In the above-mentioned technical solutions, the electric control valve is electric using the flange-type of Shandong Nai Weike model NVK40.40
The output port of dynamic regulating valve, electric control valve and S7-300 connect.
In the above-mentioned technical solutions, the alarm module uses the model YS-01X's of Hangzhou Ya Song Electronics Co., Ltd.
Combined aural and visual alarm.
In the above-mentioned technical solutions, computer and cloud platform are connected to the network, and the data of S7-300 can be uploaded to cloud and put down
The mobile terminals such as platform, cloud platform and mobile phone or industrial plate realize that the movement of data is shared by network connection.
In the above-mentioned technical solutions, the temperature inspection and control system based on wireless communication transmissions further include remote I/
O module ET200, ET200 are connected by interface module IM153-1 with Profibus-DP bus, by ET200 by long-range I/
O is transmitted to host by connection, saves a large amount of signal cable in this way, so that it is clear in structure, it is convenient for safeguarding.
In the above-mentioned technical solutions, S7-300, which also extends, is connected with CP343 module, and CP343 module is the communication of S7-300
Expansion module is automatically sensed using/auto-negotiation functionality is automatically sensed by message transmission rate with RJ45 interface, can
It is connected to Ethernet, and then realizes the networking of S7-300 and other equipment.
The advantages and benefits of the present invention are:
The present invention can monitor the temperature conditions of each point of liquid-state forging die in real time, energy and alarm when being abnormal
And feedback and control are made automatically, push the automated process of liquid forging process.It can be according to exception (high temperature) temperature sensing
Device feeds back the number for obtaining liquid-state forging die high temperature location, and the temperature and high temperature location number are sent to host computer and carried out
Display, storage.
Detailed description of the invention
Fig. 1 is the multi-point temperature detection of liquid-state forging die and the principle assumption diagram of cooling control system.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
Embodiment one
Refering to Figure 1, the multi-point temperature detection and cooling control system of a kind of liquid-state forging die, including temperature
Detection sensor, programmable logic controller (PLC), electric control valve, alarm module.
The temperature detection sensor is mounted on the key position for needing to control cooling temperature of liquid-state forging die, is used for
The temperature change at the real-time detection position, and the temperature information that will test is sent to programmable logic controller (PLC).And liquid mould
The key position for needing to control cooling temperature of forging mould respectively corresponds setting cooling water channel, the on state difference in each water route
It is controlled by an electric control valve, electric control valve is connect with programmable logic controller (PLC), works as PLC controls
Electric control valve then controls the flow of coolant liquid in water pipe by the switching-on state of off state by electric control valve, real
The cooling of the existing corresponding cavity positions of liquid-state forging die is then not turned on coolant liquid when electric control valve is in off state.
The programmable logic controller (PLC) uses Siemens's S7-300 series of PLC, is used as Profibus-DP main website
It is connect with each temperature detection sensor slave station, specifically, since S7-300 only supports Profibus-DP communications protocol not prop up
Modbus communications protocol is held, therefore, connecting communication needs to increase Profibus- between S7-300 and each temperature detection sensor
DP turns Modbus bus bridge, realizes the data relay between Profibus-DP and Modbus, in the present embodiment, is selecting boat just
The protocol converter CBT-1001 of scientific & technical corporation as Profibus-DP turns Modbus bus bridge, and (CBT-1001 is used for standard
Modbus bus product be connected to Profibus-DP bus, reliable performance, isolation lightning protection, the end DP can meet Siemens
All DP main websites such as PLCS7-300/400 computer PC machine, 485 ends can connect industrial personal computer/touch screen/temperature controller/executing agency/frequency conversion
The equipment of all 485-Modbus communications such as device/DCS host/I/O module/PLC), the end DP of CBT-1001 connects Siemens
485 ends of the DP interface of PLCS7-300, CBT-1001 connect each temperature detection sensor.
Further, the temperature detection sensor uses the model of Guangzhou Da Lin Electronic Science and Technology Co., Ltd.
The RS485 thermocouple temperature sensor of DL10-V12-M485-D6, interface communication support the Modbus communication protocol of standard.Institute
State the flange-type electric control valve that electric control valve uses Shandong Nai Weike model NVK40.40, electric control valve and S7-300
Output port connection (in the present embodiment, the quantity of electric control valve is four, is respectively allocated to the output port of S7-300
Q0.0,Q0.1,Q0.2,Q0.3).Further, the temperature detection sensor is consistent with the quantity of electric control valve, fixed in advance
The address of justice good temperature detection sensor and electric control valve, makes the temperature detection sensor and motorized adjustment of same cooling water channel
Valve is corresponding, and the installation site of temperature detection sensor is numbered, so as to know the height of liquid-state forging die
Potential temperature is set.
The alarm module uses the combined aural and visual alarm of the model YS-01X of Hangzhou Ya Song Electronics Co., Ltd., with
The output port Q0.4 connection of S7-300 is used for acoustic alarm and light warning reminding.
Further, S7-300 turns Rs4232 cable by Rs485 and connect with host computer.
The course of work of the temperature inspection and control system based on wireless communication transmissions is as follows:
S7-300 carries out inspection to each temperature detection sensor, obtains the detection data of each temperature detection sensor,
To obtain the temperature information of each key position for needing to control cooling temperature of liquid-state forging die, the temperature that S7-300 will acquire
Degree and the temperature threshold of setting compare, if detection Current Temperatures greater than S7-300 if set temperature threshold value to corresponding electricity
Dynamic regulating valve sends control instruction, controls electric control valve by ending and switches on state, corresponding cooling water channel is connected；
Meanwhile S7-300 control alarm module carries out warning reminding；Meanwhile S7-300 is fed back according to exception (high temperature) temperature sensor
The number of liquid-state forging die high temperature location out, and the temperature and high temperature location number are sent to host computer and are shown, deposit
Storage.
Embodiment two
On the basis of embodiment one, further, computer and cloud platform are connected to the network, can will be in the data of S7-300
The mobile terminals such as cloud platform, cloud platform and mobile phone or industrial plate are reached by network connection, and then realize the movement of data
It is shared.
Embodiment three
On the basis of example 1, further, the temperature inspection and control system based on wireless communication transmissions
It further include remote I/O module ET200, ET200 is connected with Profibus-DP bus by interface module IM153-1, is passed through
Long-range I/O is transmitted to host by connection by ET200, saves a large amount of signal cable in this way, so that it is clear in structure, it is convenient for
Maintenance.
Example IV
On the basis of example 1, further, S7-300, which also extends, is connected with CP343 module, and CP343 module is
The communication expansion module of S7-300, using/auto-negotiation functionality is automatically sensed, transmits speed by data with RJ45 interface
Rate is automatically sensed, and may be connected to Ethernet, and then realize the networking of S7-300 and other equipment.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (9)
1. the multi-point temperature detection and cooling control system of a kind of liquid-state forging die, it is characterised in that: including temperature detection
Sensor, programmable logic controller (PLC), electric control valve, alarm module；
The temperature detection sensor is mounted on the key position for needing to control cooling temperature of liquid-state forging die, for real-time
The temperature change at the position is detected, and the temperature information that will test is sent to programmable logic controller (PLC)；And liquid forging mould
The key position for needing to control cooling temperature of tool respectively corresponds setting cooling water channel, and the on state in each water route is respectively by one
A electric control valve control, electric control valve are connect with programmable logic controller (PLC), pass through PLC controls electricity
The on and off state of dynamic regulating valve；
The programmable logic controller (PLC) is logical as Profibus-DP main website using Siemens S7-300 PLC, S7-300 PLC
It crosses Profibus-DP and turns Modbus bus bridge and connect with each temperature detection sensor slave station；
The temperature detection sensor is consistent with the quantity of electric control valve, pre-defines temperature detection sensor and electric adjustable
The address for saving valve, keeps the temperature detection sensor of same cooling water channel and electric control valve corresponding, and passes to temperature detection
The installation site of sensor is numbered, so as to know the high temperature location of liquid-state forging die；
The connection of the output port of the alarm module and S7-300, is used for acoustic alarm and light warning reminding；
S7-300 is also connect with host computer.
2. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: select the protocol converter CBT-1001 of Zhou Zheng scientific & technical corporation to turn Modbus bus bridge as Profibus-DP.
3. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: the temperature detection sensor uses the model DL10-V12-M485-D6's of Guangzhou Da Lin Electronic Science and Technology Co., Ltd.
RS485 thermocouple temperature sensor, interface communication support the Modbus communication protocol of standard.
4. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
Use the flange-type electric control valve of Shandong Nai Weike model NVK40.40 in: the electric control valve, electric control valve with
The output port of S7-300 connects.
5. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: the alarm module uses the combined aural and visual alarm of the model YS-01X of Hangzhou Ya Song Electronics Co., Ltd..
6. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: computer and cloud platform are connected to the network, and the data of S7-300 can be uploaded to cloud platform, cloud platform and mobile phone or industry
The mobile terminals such as plate realize that the movement of data is shared by network connection.
7. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: the temperature inspection and control system based on wireless communication transmissions further includes remote I/O module ET200, and ET200 is by connecing
Mouth mold block IM153-1 is connected with Profibus-DP bus.
8. the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1, feature exist
In: S7-300, which also extends, is connected with CP343 module.
9. the operation side of the multi-point temperature detection and cooling control system of liquid-state forging die according to claim 1
Method, it is characterised in that: S7-300 carries out inspection to each temperature detection sensor, obtains the detection of each temperature detection sensor
Data, to obtain the temperature information of each key position for needing to control cooling temperature of liquid-state forging die, S7-300 will be obtained
The temperature threshold of the temperature and setting that take compares, and S7-300 is to right if the Current Temperatures of detection are greater than set temperature threshold value
The electric control valve answered sends control instruction, controls electric control valve by ending and switches on state, makes corresponding cooling water
Road conducting；Meanwhile S7-300 control alarm module carries out warning reminding；Meanwhile S7-300 is according to abnormal temperature sensor feedback
Obtain the number of liquid-state forging die high temperature location, and by the temperature and high temperature location number be sent to host computer stored,
Display.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910403705.0A CN109986054A (en) | 2019-05-15 | 2019-05-15 | The multi-point temperature detection and cooling control system of liquid-state forging die |
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| CN201910403705.0A CN109986054A (en) | 2019-05-15 | 2019-05-15 | The multi-point temperature detection and cooling control system of liquid-state forging die |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111260908A (en) * | 2020-01-20 | 2020-06-09 | 青岛九维华盾科技研究院有限公司 | Infrared characteristic simulation system and method applicable to simulation model |
| CN112122520A (en) * | 2020-09-04 | 2020-12-25 | 四川蜂巢智造云科技有限公司 | Multi-process forging material temperature feedback system |
| CN116907684A (en) * | 2023-07-17 | 2023-10-20 | 大连铸云智能制造有限公司 | Aluminum liquid temperature detection method and system |
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| CN108556295A (en) * | 2018-03-30 | 2018-09-21 | 昆山诺驰机械科技有限公司 | A kind of injection mold multi-point temperature control system |
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| US20030147984A1 (en) * | 2002-02-07 | 2003-08-07 | Krauss-Maffei Kunststofftechnik Gmbh, | Injection molding machine with control system |
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Effective date of registration: 20200915 Address after: 300000 District D, No.58 Guanghua Street, West District, Binhai New District, Tianjin Applicant after: TIANJIN NANUO MACHINERY MANUFACTURING Co.,Ltd. Applicant after: TIANJIN University OF TECHNOLOGY Address before: 300384 Tianjin city Xiqing District West Binshui Road No. 391 Applicant before: TIANJIN University OF TECHNOLOGY |