CN112122375A - Method and device for monitoring temperature of steel wire in high-speed operation of wire drawing machine - Google Patents
Method and device for monitoring temperature of steel wire in high-speed operation of wire drawing machine Download PDFInfo
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- CN112122375A CN112122375A CN202010921401.6A CN202010921401A CN112122375A CN 112122375 A CN112122375 A CN 112122375A CN 202010921401 A CN202010921401 A CN 202010921401A CN 112122375 A CN112122375 A CN 112122375A
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- temperature
- steel wire
- fixing mechanism
- wire
- monitoring
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 115
- 239000010959 steel Substances 0.000 title claims abstract description 115
- 238000005491 wire drawing Methods 0.000 title claims abstract description 31
- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 239000000523 sample Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims description 26
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 6
- 230000004044 response Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002826 coolant Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C9/00—Cooling, heating or lubricating drawing material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention provides a method for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine, which comprises the following steps: mounting a temperature sensor probe on a fixing mechanism on a steel wire traveling path; the temperature sensor transmits the measured temperature data to the programmable controller through the temperature acquisition module; converting the temperature of the fixing mechanism into the temperature of the steel wire by the programmable controller; and comparing the converted steel wire temperature with a temperature safety threshold, and when the steel wire temperature is greater than the equal temperature safety threshold, outputting a signal by the programmable logic controller to stop the motor for braking and sending an alarm signal to remind an operator. The invention utilizes the high-speed running steel wire to heat the fixing mechanism on the path, establishes the relation function of the temperature change of the steel wire and the temperature change of the fixing mechanism, and converts the temperature monitoring of the high-speed running steel wire into the temperature rise monitoring of the fixing mechanism by monitoring the temperature of the fixing mechanism, thereby realizing the monitoring of the temperature of the steel wire in the high-speed running.
Description
Technical Field
The invention belongs to the technical field of material drawing processing, and particularly relates to a method and a device for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine.
Background
The wire drawing machine is when drawing the steel wire, it is ubiquitous phenomenon to generate heat, is a key factor that directly influences wire drawing production, because high-carbon steel wire has higher tensile strength and deformation resistance, can produce a lot of heats in drawing the in-process, most draw under the operating condition (like partial compression ratio, drawing speed, wire drawing mould work cone angle, lubrication etc.) to the influence of drawing back steel wire performance, all attribute to the influence of temperature to the steel wire, influence the product quality of wire drawing machine productivity and steel wire. Therefore, in the prior art, steel wires are often cooled in the production process, and the overheating of the steel wires is avoided to ensure the production quality, for example, the chinese patent with publication number CN105396887A provides a water tank wire drawing machine with automatic cooling and circulation of cooling liquid, which comprises a driving mechanism, a frame and a cooling circulation box; the output end of the driving mechanism is provided with a driving belt wheel, a guide wheel set shaft, a low-speed step pulley transmission shaft, a high-speed step pulley transmission shaft and a wire spinning shaft are arranged in the rack at intervals, a driven belt wheel is sleeved on the high-speed step pulley transmission shaft, and the driving belt wheel is connected to the driven belt wheel in a driving mode through a first belt; the spinning shaft is sleeved with a fourth synchronous belt wheel and a spinning winding drum; a water tank is arranged in the frame; a heat exchanger, a liquid return tank, a settling tank, a pump, a cooling tank and a liquid storage tank are arranged in the cooling circulation box; this water tank wire drawing machine of coolant liquid self-cooling circulation can carry out circulative cooling to the coolant liquid is automatic, makes the coolant liquid reach the required temperature of production, has guaranteed the cooling effect of steel wire, but the actual temperature of steel wire is not monitored, uses for a long time, and the coolant liquid volatilizees more, and the cooling effect reduces, and then the influence is to the cooling effect of steel wire, leads to the production process out of control, arouses the quality problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method and a device for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine.
The invention is realized by the following technical scheme:
a method for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine comprises the following steps:
the first step is as follows: mounting a temperature sensor probe on a fixing mechanism on a steel wire traveling path in a wire drawing machine;
the second step is that: the temperature sensor transmits temperature data measured in the production process to the programmable controller through the temperature acquisition module;
the third step: the programmable controller converts the temperature of the fixing mechanism into the temperature of the steel wire through programming and logic control operation processing;
the fourth step: setting a maximum temperature safety threshold, comparing the converted steel wire temperature with the temperature safety threshold, and repeating the second step and the third step when the steel wire temperature is less than the temperature safety threshold; when the temperature of the steel wire is greater than the equal temperature safety threshold, performing a fifth step;
the fifth step: the programmable controller outputs signals to reduce the output frequency of the motor driver until the motor is stopped and braked, and sends out alarm signals to remind operators.
In the first step, the temperature sensor probe is not in direct contact with the steel wire, so that the probe is protected, the wire drawing production of the steel wire is not influenced, and the quality of the steel wire is ensured.
In the first step, the fixing mechanism is selected as a die box, the steel wire penetrates through the die box at a high speed in the production process to perform heat exchange, and meanwhile, the die box is fixed in the steel wire production process and can become an effective temperature measurement object.
Further, in the first step, the fixing mechanism is selected as a die sleeve which is in direct contact with a steel wire running at a high speed in a cooling cavity of the die box, the temperature sensor probe is installed on the die sleeve, the steel wire is in direct contact with the die sleeve, heat exchange is continuous and stable, and after the temperature deviation between the die sleeve and the steel wire is corrected through function conversion, the accuracy of measurement is guaranteed.
The steel wire will advance the mould box at a high speed between every cylinder at drawing in-process and lubricate and cool down, and the steel wire gives the mould box heat transfer in the intensification process, arouses the mould box to heat up, and the die sleeve in the mould box especially, direct and steel wire contact, and both temperatures are the closest, and the deviation is little, establish the relation function of die sleeve temperature variation and steel wire temperature variation, through the temperature variation that detects the die sleeve, indirectly realize the control to steel wire temperature in the high-speed operation. The automatic control is realized by using an electric control system, the response is sensitive, the response is fast, once the temperature of the steel wire exceeds the range, the steel wire can immediately react, and the quality problem is avoided. And meanwhile, the measured temperature of the steel wire is utilized to adjust the flow and the speed of circulating water in the cooling cavity, so that the steel wire is kept in the optimal process temperature range, and the toughness of the steel wire is improved. Remove operating personnel from and to steel wire temperature manual detection, improved production efficiency.
The invention also provides a temperature control device, which is used for the monitoring method of the temperature of the steel wire running at high speed of the wire drawing machine, and comprises a temperature sensor, a temperature acquisition module, a programmable controller, a motor driver and a motor which are electrically connected in sequence, wherein a probe of the temperature sensor is arranged on a fixing mechanism on the traveling path of the steel wire in the wire drawing machine.
The fixing mechanism is a mold box.
The die box is characterized in that a partition plate is arranged inside the die box and is divided into a cooling cavity and a powder cavity, a die supporting sleeve is arranged on the partition plate and is connected with the cooling cavity and the powder cavity, a screw plug is arranged in the cooling cavity to form a wire outlet, the screw plug is connected with the die supporting sleeve through the die sleeve, the die sleeve is used for limiting a steel wire path, and the fixing mechanism is the die sleeve.
The invention has the beneficial effects that:
compared with the prior art, the method has the advantages that the heating effect generated by the fixing mechanism on the path is carried out on the steel wire by utilizing the high-speed running steel wire, the relation function of the temperature change of the steel wire and the temperature change of the fixing mechanism is established, the temperature monitoring is carried out on the fixing mechanism, the temperature monitoring of the steel wire running at high speed is converted into the temperature rise monitoring of the fixing mechanism, and the monitoring of the temperature of the steel wire running at high speed is realized. The automatic control is realized by using an electric control system, the response is sensitive, the response is fast, once the temperature of the steel wire exceeds the range, the steel wire can immediately react, and the quality problem is avoided. And meanwhile, the measured temperature of the steel wire is utilized to adjust the flow and the speed of circulating water in the cooling cavity, so that the steel wire is kept in the optimal process temperature range, and the toughness of the steel wire is improved. Remove operating personnel from and to steel wire temperature manual detection, improved production efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the mold box of the present invention;
FIG. 3 is a view of the structure in the direction A-A in FIG. 2;
fig. 4 is a structural view in the direction B-B in fig. 3.
In the figure: the method comprises the following steps of 1-steel wire, 2-temperature sensor, 3-temperature acquisition module, 4-programmable controller, 5-motor driver, 6-motor, 7-die box, 71-cooling cavity, 72-powder cavity, 73-die supporting sleeve, 74-plug screw and 75-die sleeve.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 4, a method and a device for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine comprise the following steps:
the first step is as follows: mounting a probe of a temperature sensor 2 on a fixing mechanism on a traveling path of a steel wire 1 in a wire drawing machine;
the second step is that: the temperature sensor 2 transmits the temperature data measured in the production process to the programmable controller 4 through the temperature acquisition module 3;
the third step: the programmable controller 4 converts the temperature of the fixing mechanism into the temperature of the steel wire 1 through programming and logic control operation processing;
the fourth step: setting a maximum temperature safety threshold, comparing the converted temperature of the steel wire 1 with the temperature safety threshold, and repeating the second step and the third step when the temperature of the steel wire 1 is less than the temperature safety threshold; when the temperature of the steel wire 1 is greater than the equal temperature safety threshold, performing a fifth step;
the fifth step: the programmable controller 4 outputs a signal to reduce the output frequency of the motor driver 5 until the motor 6 stops and brakes, and sends an alarm signal to remind an operator.
In the first step, the probe of the temperature sensor 2 is not directly contacted with the steel wire 1, so that the probe is protected, the wire drawing production of the steel wire is not influenced, and the quality of the steel wire is ensured.
In the first step, the fixing mechanism is selected as the die box 7, the steel wire 1 passes through the die box 7 at a high speed in the production process to perform heat exchange, and meanwhile, the die box 7 is fixed in the production process of the steel wire 1 and can become an effective temperature measurement object.
In the first step, the fixing mechanism is selected as a die sleeve 75 which is in direct contact with the steel wire 1 running at a high speed in the cooling cavity 71 of the die box 7, the temperature sensor probe is installed on the die sleeve, the steel wire is in direct contact with the die sleeve, heat exchange is continuous and stable, and after the temperature deviation between the die sleeve and the steel wire is corrected through function conversion, the accuracy of measurement is ensured.
The steel wire will advance the mould box at a high speed between every cylinder at drawing in-process and lubricate and cool down, and the steel wire gives the mould box heat transfer in the intensification process, arouses the mould box to heat up, and the die sleeve in the mould box especially, direct and steel wire contact, and both temperatures are the closest, and the deviation is little, establish the relation function of die sleeve temperature variation and steel wire temperature variation, through the temperature variation that detects the die sleeve, indirectly realize the control to steel wire temperature in the high-speed operation. The automatic control is realized by using an electric control system, the response is sensitive, the response is fast, once the temperature of the steel wire exceeds the range, the steel wire can immediately react, and the quality problem is avoided. And meanwhile, the measured temperature of the steel wire is utilized to adjust the flow and the speed of circulating water in the cooling cavity, so that the steel wire is kept in the optimal process temperature range, and the toughness of the steel wire is improved. Remove operating personnel from and to steel wire temperature manual detection, improved production efficiency.
The invention also provides a temperature control device, which is used for the monitoring method of the temperature of the steel wire 1 which runs at high speed in the wire drawing machine according to any one of claims 1 to 4, and is characterized in that: the wire drawing machine comprises a temperature sensor 2, a temperature acquisition module 3, a programmable controller 4, a motor driver 5 and a motor 6 which are electrically connected in sequence, wherein a probe of the temperature sensor 2 is arranged on a fixing mechanism on a traveling path of a steel wire 1 in the wire drawing machine.
The fixing mechanism is a mold box 7.
The die box 7 is internally provided with a partition plate divided into a cooling cavity 71 and a powder cavity 72, the partition plate is provided with a die supporting sleeve 73 connected with the cooling cavity 71 and the powder cavity 72, a screw plug 74 is arranged in the cooling cavity 71 to form a wire outlet, the screw plug 74 is connected with the die supporting sleeve 73 through a die sleeve 75, the die sleeve 75 is used for limiting the path of the steel wire 1, and the fixing mechanism is the die sleeve 75.
The invention provides a method and a device for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine, which utilize the heating effect generated by a fixing mechanism on a path of the steel wire in high-speed operation, establish a relation function between the temperature change of the steel wire and the temperature change of the fixing mechanism, convert the temperature monitoring of the steel wire in high-speed operation into the temperature monitoring of the fixing mechanism by monitoring the temperature of the fixing mechanism, and realize the monitoring of the temperature of the steel wire in high-speed operation. The automatic control is realized by using an electric control system, the response is sensitive, the response is fast, once the temperature of the steel wire exceeds the range, the steel wire can immediately react, and the quality problem is avoided. And meanwhile, the measured temperature of the steel wire is utilized to adjust the flow and the speed of circulating water in the cooling cavity, so that the steel wire is kept in the optimal process temperature range, and the toughness of the steel wire is improved. Remove operating personnel from and to steel wire temperature manual detection, improved production efficiency.
Claims (7)
1. A method for monitoring the temperature of a steel wire in high-speed operation of a wire drawing machine is characterized by comprising the following steps:
the first step is as follows: mounting a probe of a temperature sensor (2) on a fixing mechanism on a traveling path of a steel wire (1) in a wire drawing machine;
the second step is that: the temperature sensor (2) transmits temperature data measured in the production process to the programmable controller (4) through the temperature acquisition module (3);
the third step: the programmable controller (4) converts the temperature of the fixing mechanism into the temperature of the steel wire (1) through programming and logic control operation processing;
the fourth step: setting a highest temperature safety threshold, comparing the converted temperature of the steel wire (1) with the temperature safety threshold, and repeating the second step and the third step when the temperature of the steel wire (1) is less than the temperature safety threshold; when the temperature of the steel wire (1) is higher than the equal temperature safety threshold, the fifth step is carried out;
the fifth step: the programmable controller (4) outputs signals to reduce the output frequency of the motor driver (5) until the motor (6) stops and brakes, and sends out alarm signals to remind operators.
2. The method for monitoring the temperature of the steel wire which runs at high speed in the wire drawing machine according to claim 1, wherein: in the first step, the probe of the temperature sensor (2) is not in direct contact with the steel wire (1).
3. The method for monitoring the temperature of the steel wire which runs at high speed in the wire drawing machine according to claim 1, wherein: in the first step, the fixing mechanism is selected as a mold box (7).
4. The method for monitoring the temperature of the steel wire which runs at high speed in the wire drawing machine according to claim 3, wherein: in the first step, the fixing mechanism is selected as a die sleeve (75) in a cooling cavity (71) of the die box (7) and in direct contact with the steel wire (1) running at high speed.
5. A temperature control device for a method of monitoring the temperature of a steel wire (1) running at high speed in a wire drawing machine according to any one of claims 1 to 4, characterized in that: the wire drawing machine temperature sensor comprises a temperature sensor (2), a temperature acquisition module (3), a programmable controller (4), a motor driver (5) and a motor (6) which are electrically connected in sequence, wherein a probe of the temperature sensor (2) is arranged on a fixing mechanism on a traveling path of a steel wire (1) in the wire drawing machine.
6. A temperature control device according to claim 5, wherein: the fixing mechanism is a mold box (7).
7. A temperature control device according to claim 6, wherein: the die box (7) is internally provided with a partition plate which is divided into a cooling cavity (71) and a powder cavity (72), the partition plate is provided with a die supporting sleeve (73) to be connected with the cooling cavity (71) and the powder cavity (72), a screw plug (74) is arranged in the cooling cavity (71) to form a wire outlet, the screw plug (74) is connected with the die supporting sleeve (73) through a die sleeve (75), the die sleeve (75) is used for limiting a steel wire (1) path, and the fixing mechanism is the die sleeve (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921401.6A CN112122375A (en) | 2020-09-04 | 2020-09-04 | Method and device for monitoring temperature of steel wire in high-speed operation of wire drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921401.6A CN112122375A (en) | 2020-09-04 | 2020-09-04 | Method and device for monitoring temperature of steel wire in high-speed operation of wire drawing machine |
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| Publication Number | Publication Date |
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| CN112122375A true CN112122375A (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010921401.6A Pending CN112122375A (en) | 2020-09-04 | 2020-09-04 | Method and device for monitoring temperature of steel wire in high-speed operation of wire drawing machine |
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| CN (1) | CN112122375A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3237796A1 (en) * | 1981-10-23 | 1983-05-11 | Hiradástechnikai Gépgyár, Budapest | Method and device for measuring the surface temperature of moving objects, in particular for the intermediate monitoring of the temperature of filamentary products, preferably wires |
| US4573336A (en) * | 1984-05-30 | 1986-03-04 | Erik Hagglund | Method and apparatus for wire drawing |
| JP2007167878A (en) * | 2005-12-20 | 2007-07-05 | Kobe Steel Ltd | High carbon steel wire production method |
| JP2013000767A (en) * | 2011-06-16 | 2013-01-07 | Kanai Hiroaki | Wire drawing method for metal wire |
| CN105149367A (en) * | 2015-10-26 | 2015-12-16 | 贵州钢绳股份有限公司 | High-carbon steel wire drawing online temperature monitoring method |
| CN107335688A (en) * | 2017-09-07 | 2017-11-10 | 烟台大学 | Can electrically heated extruding die for aluminum shaped material in a kind of extrusion process |
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2020
- 2020-09-04 CN CN202010921401.6A patent/CN112122375A/en active Pending
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Application publication date: 20201225 |
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