CN112430726A - Metal conductor pipe, annealing device and annealing equipment - Google Patents
Metal conductor pipe, annealing device and annealing equipment Download PDFInfo
- Publication number
- CN112430726A CN112430726A CN202011563497.XA CN202011563497A CN112430726A CN 112430726 A CN112430726 A CN 112430726A CN 202011563497 A CN202011563497 A CN 202011563497A CN 112430726 A CN112430726 A CN 112430726A
- Authority
- CN
- China
- Prior art keywords
- annealing
- pipe
- conductive
- temperature
- metal conductor
- 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.)
- Pending
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/562—Details
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/62—Continuous furnaces for strip or wire with direct resistance heating
Abstract
The invention discloses annealing equipment, which comprises a power supply and a metal conductor pipe, wherein the number of the metal conductor pipes is a plurality of conductive annealing pipes, the conductive annealing pipes and the power supply form a short circuit loop respectively, the metal conductor pipe comprises a conductive annealing pipe and an insulating annealing pipe, the insulating annealing pipe is sleeved in the conductive annealing pipe, and two ends of the insulating annealing pipe penetrate out of the conductive annealing pipe respectively. The invention has the beneficial effects that: the annealing temperature is constant, and the metal wire is relatively good in consistency after being annealed; energy conservation and consumption reduction, which is about half of the ton power consumption of the existing annealing equipment; the temperature rise is fast, the whole conductive annealing pipe is used as a heating source, and after the short circuit loop is conducted, the conductive annealing pipe can be quickly heated to the annealing temperature in about ten seconds, so that the temperature rise efficiency is greatly improved compared with the existing annealing equipment; the cooling is fast, and the short circuit disconnection back loses the source that generates heat, and annealing equipment can be cooled down to the temperature that can maintain in ten minutes's time to improve maintenance efficiency.
Description
Technical Field
The invention relates to the technical field of metal wire annealing, in particular to a metal conductor tube, an annealing device and annealing equipment.
Background
For a metal wire with the thickness of 0.05-1.5 mm, annealing treatment is generally needed, and after annealing, the metal wire has the following advantages: 1. the metal wire is softened, so that the subsequent processing is facilitated; 2. stress is eliminated, and the performance of the metal wire is improved; 3. after annealing, the metal wire can be subjected to surface treatment to improve the oxidation resistance of the metal wire, so that the service life of a metal wire product is prolonged.
In the annealing process of the metal wire, the linear velocity, the tension and the annealing temperature of the metal wire need to be controlled, the control of the linear velocity and the tension of the metal wire is more convenient, and the annealing temperature is relatively difficult.
The existing pipe annealing equipment is generally characterized in that a plurality of stainless steel pipes are arranged in parallel, each stainless steel pipe is separated by heat insulation cotton, the length of each stainless steel pipe is about 4-10 meters, after the stainless steel pipes are arranged and fixed, a heating device is added at the transverse position, and according to the length of each stainless steel pipe, one heating device is generally arranged between every 2.5-3 meters, namely a three-section heating pipe type annealing machine or a four-section heating pipe type annealing machine, which is generally called as a sectional heating pipe type annealing machine.
The existing sectional heating tube type annealing machine is heated by each electric heating device, and then the whole hearth of the annealing machine is heated step by step, so that the following practical problems exist in the prior art: 1. the heating efficiency is slow, the heating device is electrified to heat up, then slowly passes through the heat preservation cotton, and the quartz sand heat conduction makes the temperature of the whole tubular furnace chamber rise, and from the beginning of heating, to the temperature of the annealing furnace chamber reaching the use state, about 4 hours are needed, the aging is very slow, and the power consumption is very large. 2. The temperature is easy to cause uneven temperature, the tubular annealing requires that the temperature of a hearth is balanced as much as possible, and the stainless steel tubes for tubular annealing are horizontally arranged, so that the horizontal length of the arrangement of 40 to 60 stainless steel tubes reaches 1.5 meters, and after the heating device is heated, heat is continuously conducted outwards, the middle temperature is high, the temperature at two sides is low, the temperature difference of different areas in the hearth is normal by tens of degrees, even the temperature difference reaches thirty degrees, and the product is possibly influenced substantially in the actual production process. 3. The furnace shutdown is difficult to overhaul, because the temperature rise is slow, but in case the temperature rises, the temperature reduction is also difficult, in order to ensure that the temperature of the hearth is not lost too much, the hearth needs to be filled with good heat insulation materials as much as possible in the production process of equipment, the temperature of the hearth is protected from loss, but a large amount of heat is consumed by the heat insulation materials, in case the temperature rises, the temperature reduction is very slow, after the temperature of a general annealing machine rises, the temperature is reduced to the normal temperature, the hearth can be overhauled, maintained and cleaned, and then the work can be carried out for two days after the power failure. .
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a metal conductor tube, an annealing device and annealing equipment.
The purpose of the invention is realized by the following technical scheme: a metal conductor pipe comprises a conductive annealing pipe and an insulating annealing pipe, wherein the insulating annealing pipe is sleeved in the conductive annealing pipe, and two ends of the insulating annealing pipe penetrate out of the conductive annealing pipe respectively.
Optionally, the insulating annealing pipe is a ceramic insulating annealing pipe.
Optionally, a heat-insulating tube is further sleeved outside the conductive annealing tube.
The annealing device comprises a power supply and the metal conductor pipes, wherein the number of the metal conductor pipes is multiple, and the multiple conductive annealing pipes form a short circuit loop with the power supply respectively.
Optionally, a temperature control device is arranged on the short circuit loop, and at least one temperature measuring probe is further arranged on the conductive annealing pipe and connected with the temperature control device.
Optionally, the temperature control device includes a PLC controller, a variable resistor and a selection switch, the variable resistor, the selection switch, the power supply and the conductive annealing pipe form a short circuit loop, the signal output end of the temperature probe is connected with the signal input end of the PLC controller, the PLC controller is connected with the variable resistor, the PLC controller controls the variable resistor to change the resistance of the short circuit loop, the PLC controller controls the selection switch to be connected with the selection switch, and the PLC controller controls the selection switch to be disconnected or connected with the short circuit loop.
Optionally, two temperature probes are arranged on each conductive annealing pipe, and the two temperature probes are arranged at intervals.
Optionally, the ends of the input end and the output end of the power supply are provided with wiring terminals, and the wiring terminals clamp the conductive annealing pipe.
Optionally, the connection terminal of the power input end clamps one end of the conductive annealing pipe, and the connection terminal of the power output end clamps the other end of the conductive annealing pipe.
An annealing apparatus comprising the annealing device according to any one of claims 4 to 9.
The invention has the following advantages:
1. the annealing temperature is constant, and the metal wire is relatively good in consistency after being annealed, so that the product quality is improved;
2. the annealing equipment has the advantages of energy conservation and consumption reduction, and the power consumption per ton is 140-160 ℃, which is about half of the power consumption per ton of the existing annealing equipment;
3. the temperature rise is fast, the whole conductive annealing pipe is used as a heating source, and after the short circuit loop is conducted, the conductive annealing pipe can be quickly heated to the annealing temperature in about ten seconds, so that the temperature rise efficiency is greatly improved compared with the existing annealing equipment;
4. the cooling is fast, and the short circuit disconnection back loses the source that generates heat, and annealing equipment can be cooled down to the temperature that can maintain in ten minutes's time to improve maintenance efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
In the figure, 1-conductive annealing pipe, 2-insulating annealing pipe, 3-power supply, 4-temperature control device and 5-temperature measuring probe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention conventionally lay out when in use, or orientations or positional relationships that are conventionally understood by those skilled in the art, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, an annealing apparatus includes an annealing device, in this embodiment, the annealing device includes a power source 3 and a metal conductor pipe, the number of the metal conductor pipes is several, and several conductive annealing tubes 1 respectively form a short circuit loop with the power source 3, further, a gap of 4-6 mm is provided between adjacent conductive annealing tubes 1, so that the several conductive annealing tubes 1 are connected in parallel, in this embodiment, the metal conductor pipe includes a conductive annealing tube 1 and an insulating annealing tube 2, the insulating annealing tube 2 is sleeved in the conductive annealing tube 1, and two ends of the insulating annealing tube 2 respectively penetrate through the conductive annealing tube 1, the insulating annealing tube 2 insulates an inner cavity of the metal conductor pipe, so that a metal wire is non-conductive when passing through the metal conductor pipe, thereby ensuring safe production, when the power source 3 is switched on, the conductive annealing tube 1 forms a short circuit with the power source 3, the current in the conductive annealing pipe 1 is increased instantly to generate a large amount of heat energy in unit time, so that the conductive annealing pipe 1 forms a heat source, and can be heated in a very short time, according to practical conditions, only ten seconds are needed to reach the annealing temperature of the metal wire, and the whole conductive annealing pipe 1 is the heat source, so that the heat energy emitted by the conductive annealing pipe 1 in unit length is constant, so that the annealing temperature is constant, so that the metal wire after annealing has good consistency, and the conductive annealing pipe 1 integrally forms the heat source, so that the heat productivity of the conductive annealing pipe 1 can be easily controlled by only changing the current, namely the annealing temperature of the metal wire is controlled, and the annealing temperature is also conveniently controlled.
In this embodiment, a temperature control device 4 is disposed on the short circuit loop, at least one temperature measuring probe 5 is further disposed on the conductive annealing tube 1, the temperature measuring probe 5 is connected with the temperature control device 4, the temperature measuring probe 5 is a commercially available product, or the temperature measuring probe 5 in the conventional annealing equipment can be used, optionally, the temperature control device 4 includes a PLC controller, a variable resistor and a selection switch, the PLC controller is a commercially available product, siemens S7-300, S7-400, S7-1500, 90TM Micro PLC, etc. can be selected, the variable resistor and the selection switch are also commercially available products, the variable resistor, the selection switch, the power supply 3 and the conductive annealing tube 1 form a short circuit loop, a signal output end of the temperature measuring probe 5 is connected with a signal input end of the PLC controller, the PLC controller is connected with the variable resistor, and the PLC controller controls the variable resistor to change the resistance of the short circuit loop, the PLC controller is controlled to be connected with the selection switch, and the PLC controller controls the selection switch to be disconnected or connected with the short circuit loop, when annealing is needed, the PLC controller controls the selection switch to be connected with the short circuit loop, the resistance value of the variable resistor is minimum at the moment, therefore, the current in the short circuit loop is large, the conductive annealing pipe 1 starts to generate heat instantly, and reaches a set temperature after ten seconds, the temperature measuring probe 5 measures the temperature in an annealing area at the moment, when a specified temperature interval is reached, the PLC controller changes the resistance value of the variable resistor, so that the current is reduced, the heat productivity of the conductive annealing pipe 1 is changed, the temperature is maintained in the specified interval, in the annealing process, if the temperature detected by the temperature measuring probe 5 is higher than the upper limit of the interval value, the PLC controller controls the selection switch to be disconnected with the short circuit loop, and when the temperature detected by the temperature measuring probe 5 is lower than the lower limit of the interval value, at this moment, the PLC controls the selection switch to conduct the short circuit loop, and the conductive annealing pipe 1 is heated, so that the annealing temperature is maintained in a specified temperature range, the metal wire is annealed under a relatively constant temperature condition, the consistency of the product is improved, the quality of the product is improved, the energy consumption of annealing equipment is reduced by controlling the annealing temperature, the ton consumption of the annealing equipment is 140-160 degrees of electricity, the ton consumption of the existing annealing equipment is 300-320 degrees of electricity, and the ton consumption of the existing annealing equipment is about half of the energy consumption of the existing annealing equipment.
In this embodiment, the temperature probes 5 on each conductive annealing pipe 1 are two, and the two temperature probes 5 are arranged at intervals, so that the accuracy of annealing temperature detection can be improved, and a fool-proof effect can be achieved.
In this embodiment, the terminals of the input end and the output end of the power supply 3 are respectively provided with a connection terminal, the connection terminals clamp the conductive annealing tube 1, the power supply 3 is connected with the conductive annealing tube 1 through the connection terminals, so that the conductive connection between the conductive annealing tube 1 and the power supply 3 is convenient, the assembly and disassembly are also convenient, therefore, the position of the connection terminal on the conductive annealing tube 1 can be selected according to the actual situation, so as to change the heating area of the conductive annealing tube 1, further, the connection terminal at the input end of the power supply 3 clamps one end of the conductive annealing tube 1, the connection terminal at the output end of the power supply 3 clamps the other end of the conductive annealing tube 1, of course, in the actual use process, the connection terminals can be installed at the two ends of the conductive annealing tube 1, then the ends of the power supply 3 are respectively connected with the corresponding connection terminals, therefore, the conductive annealing tube 1 can be utilized to the maximum, in the actual use process, the proper conductive annealing tube 1 can be directly selected according to the characteristics of the metal wire, and then the two ends of the conductive annealing tube 1 are conducted with the power supply 3.
In the embodiment, the insulating annealing pipe 2 is a ceramic insulating annealing pipe 2, so that the insulating annealing pipe 2 has the advantages of high temperature resistance and long service life, and the reliability of the annealing equipment is ensured.
In this embodiment, the conductive annealing pipe 1 is further sleeved with a thermal insulation insulating pipe, the thermal insulation insulating pipe can play a thermal insulation role, and the heat loss of the conductive annealing pipe 1 during heating is reduced, so that the energy consumption is reduced.
During installation, the conductive annealing tubes 1 are horizontally arranged in order, each conductive annealing tube 1 is separated by heat insulation materials, the distance is about 2-3 mm, preferably, the diameter of each conductive annealing tube 1 is 20-22 mm, then a connecting terminal is installed at two ends of each conductive annealing tube 1, the connecting terminals are convenient to connect during power-on, at least one temperature controller connecting point is reserved on each conductive annealing tube 1, the temperature measuring probe 5 is convenient to connect at the back, after the whole row of conductive annealing tubes 1 are fixed, a heat insulation layer is additionally installed, and an equipment shell is arranged, after equipment packaging is finished, the conductive annealing tubes 1 can be quickly heated and then annealed after being powered on, and can be freely set according to the required temperature, and the general annealing temperature is not more than 600 degrees.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. A metal conductor tube, characterized by: the electric annealing device comprises a conductive annealing pipe and an insulating annealing pipe, wherein the insulating annealing pipe is sleeved in the conductive annealing pipe, and two ends of the insulating annealing pipe penetrate out of the conductive annealing pipe respectively.
2. A metal conductor tube according to claim 1, wherein: the insulating annealing pipe is a ceramic insulating annealing pipe.
3. A metal conductor tube according to claim 1 or 2, wherein: and a heat-insulating tube is sleeved outside the conductive annealing tube.
4. An annealing apparatus, characterized in that: the metal conductor tube comprises a power supply and the metal conductor tube as claimed in any one of claims 1 to 3, wherein the number of the metal conductor tubes is several, and the several conductive annealing tubes respectively form a short circuit loop with the power supply.
5. An annealing device according to claim 4, characterized in that: the short circuit loop is provided with a temperature control device, the conductive annealing pipe is also provided with at least one temperature measuring probe, and the temperature measuring probe is connected with the temperature control device.
6. An annealing device according to claim 5, characterized in that: the temperature control device comprises a PLC (programmable logic controller), a variable resistor and a selection switch, wherein the variable resistor, the selection switch, the power supply and the conductive annealing pipe form a short circuit loop, a signal output end of the temperature measuring probe is connected with a signal input end of the PLC, the PLC is connected with the variable resistor and controls the variable resistor to change the resistance of the short circuit loop, the PLC is connected with the selection switch and controls the selection switch to be switched off or switched on.
7. An annealing device according to claim 6, characterized in that: the number of the temperature measuring probes on each conductive annealing pipe is two, and the two temperature measuring probes are arranged at intervals.
8. An annealing apparatus according to claim 7, characterized in that: the terminal of the input end and the terminal of the output end of the power supply are both provided with wiring terminals, and the wiring terminals clamp the conductive annealing pipe.
9. An annealing device according to claim 8, characterized in that: the connecting terminal of the power input end clamps one end of the conductive annealing pipe, and the connecting terminal of the power output end clamps the other end of the conductive annealing pipe.
10. An annealing apparatus, characterized in that: comprising an annealing device according to any one of claims 4 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011563497.XA CN112430726A (en) | 2020-12-25 | 2020-12-25 | Metal conductor pipe, annealing device and annealing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011563497.XA CN112430726A (en) | 2020-12-25 | 2020-12-25 | Metal conductor pipe, annealing device and annealing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112430726A true CN112430726A (en) | 2021-03-02 |
Family
ID=74696999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011563497.XA Pending CN112430726A (en) | 2020-12-25 | 2020-12-25 | Metal conductor pipe, annealing device and annealing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112430726A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI827179B (en) * | 2022-08-01 | 2023-12-21 | 日商日本製鐵股份有限公司 | Induction heating device of metal sheet, metal sheet processing equipment, and induction heating method of metal sheet |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1535467A (en) * | 1966-03-03 | 1968-08-09 | Kabel Metallwerke Ghh | Device for annealing metal profiles in the form of tubes or bars |
| CN202671610U (en) * | 2012-06-01 | 2013-01-16 | 常丰（无锡）金属制品有限公司 | Metal wire annealing furnace |
| CN105506238A (en) * | 2015-12-30 | 2016-04-20 | 重庆永富电线电缆有限公司 | Annealing equipment |
| CN106702130A (en) * | 2017-04-01 | 2017-05-24 | 深圳市藤莱机电有限公司 | Metal wire annealing device |
| CN108103276A (en) * | 2018-01-30 | 2018-06-01 | 苏州能科电工机械有限公司 | Directly-heated type samming annealing furnace |
| CN210916195U (en) * | 2019-10-14 | 2020-07-03 | 安平县天威工业电气有限公司 | Energy-saving metal wire annealing furnace |
| CN214612677U (en) * | 2020-12-25 | 2021-11-05 | 河南九发新材新能有限公司 | Metal conductor pipe, annealing device and annealing equipment |
-
2020
- 2020-12-25 CN CN202011563497.XA patent/CN112430726A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1535467A (en) * | 1966-03-03 | 1968-08-09 | Kabel Metallwerke Ghh | Device for annealing metal profiles in the form of tubes or bars |
| CN202671610U (en) * | 2012-06-01 | 2013-01-16 | 常丰（无锡）金属制品有限公司 | Metal wire annealing furnace |
| CN105506238A (en) * | 2015-12-30 | 2016-04-20 | 重庆永富电线电缆有限公司 | Annealing equipment |
| CN106702130A (en) * | 2017-04-01 | 2017-05-24 | 深圳市藤莱机电有限公司 | Metal wire annealing device |
| CN108103276A (en) * | 2018-01-30 | 2018-06-01 | 苏州能科电工机械有限公司 | Directly-heated type samming annealing furnace |
| CN210916195U (en) * | 2019-10-14 | 2020-07-03 | 安平县天威工业电气有限公司 | Energy-saving metal wire annealing furnace |
| CN214612677U (en) * | 2020-12-25 | 2021-11-05 | 河南九发新材新能有限公司 | Metal conductor pipe, annealing device and annealing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI827179B (en) * | 2022-08-01 | 2023-12-21 | 日商日本製鐵股份有限公司 | Induction heating device of metal sheet, metal sheet processing equipment, and induction heating method of metal sheet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2755443A2 (en) | Intelligent heating cable having a smart function and method for manufacturing same | |
| CN214612677U (en) | Metal conductor pipe, annealing device and annealing equipment | |
| CN112430726A (en) | Metal conductor pipe, annealing device and annealing equipment | |
| CN214150251U (en) | Experimental device for Hopkinson pressure bar impact and high-temperature coupling effect | |
| CN106559929A (en) | A kind of electromagnetic induction heater | |
| CN202403825U (en) | Novel forging furnace temperature measuring device | |
| CN113083929A (en) | Online heating device for hot extrusion die and using method | |
| CN206056258U (en) | A kind of electromagnet calciner | |
| CN209525603U (en) | A kind of dual temperature controlling temperature controller | |
| CN102000801A (en) | Temperature control device for magnesium alloy wheel low-pressure casting mold | |
| CN207381812U (en) | Transforming plant primary equipment mechanism case temperature maintains and monitoring system | |
| CN101245948A (en) | Main body device of instant electric water heater | |
| CN207834018U (en) | A kind of Teflon cable extruder die head | |
| CN210688973U (en) | High-efficiency electromagnetic hot air generator | |
| CN202750240U (en) | Novel energy-saving polytetrafluoroethylene (PTFE) unsintered belt de-oiling baking oven | |
| CN210862274U (en) | Electric furnace temperature detection device based on PLC control | |
| CN203133190U (en) | Thermoelectric refrigeration assembly aging screening automatic testing device | |
| CN106222389B (en) | A kind of clamping tooling for heating and solid solution heat treatment device | |
| CN211786811U (en) | Temperature regulating device is decided to target group | |
| CN220367774U (en) | Quick degassing device for medium-high voltage crosslinked cable | |
| CN111398336A (en) | Quenching medium cooling performance's on-line monitoring system | |
| CN110617678A (en) | High-efficiency electromagnetic hot air generator | |
| CN213026542U (en) | Heating wire connector capable of prolonging service life | |
| CN219265527U (en) | Temperature measurement system for photovoltaic cell | |
| CN107579467A (en) | Transforming plant primary equipment mechanism case temperature maintains and monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |