CN217018525U - Continuous lead belt manufacturing equipment applying intermediate frequency furnace - Google Patents
Continuous lead belt manufacturing equipment applying intermediate frequency furnace Download PDFInfo
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- CN217018525U CN217018525U CN202220713601.7U CN202220713601U CN217018525U CN 217018525 U CN217018525 U CN 217018525U CN 202220713601 U CN202220713601 U CN 202220713601U CN 217018525 U CN217018525 U CN 217018525U
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Abstract
The utility model relates to the technical field of lead alloy strip processing, in particular to equipment for continuously manufacturing a lead strip by using an intermediate frequency furnace. The equipment for continuously manufacturing the lead belt by using the intermediate frequency furnace comprises the intermediate frequency furnace, wherein metal in the furnace generates eddy current through electromagnetic field induction so as to heat and melt the metal; the strip casting machine is used for solidifying the liquid lead alloy to form a continuous thick lead alloy strip; the bridge is used for supporting the belt casting machine; the device also comprises a conveying belt for conveying the lead alloy strip, a punching machine for punching the lead alloy strip, a continuous rolling machine for roll forming the lead alloy strip, a splitting machine for splitting and sizing the lead alloy strip and a winding machine for winding and storing the lead alloy strip; one side of the intermediate frequency furnace is provided with an electric cabinet which is electrically connected with the intermediate frequency furnace. The lead alloy is directly prepared on site by using the intermediate frequency furnace and then is connected with the existing lead belt manufacturing equipment, thereby achieving the purposes of reducing the cost, improving the efficiency and the like.
Description
Technical Field
The utility model relates to the technical field of lead alloy strip processing, in particular to equipment for continuously manufacturing a lead strip by using an intermediate frequency furnace.
Background
At present, in all domestic enterprises which adopt automatic equipment such as net pulling or continuous casting and continuous punching to produce grids for lead storage batteries, in the processing process of lead alloy belts in the early period, an electric heating or gas heating mode is adopted, and purchased positive and negative lead alloys for preparing the positive and negative lead alloy belts and leftover materials generated after net punching are heated to a set temperature (usually about 460 ℃) in a lead melting furnace, then corresponding lead alloy belts are cast, and then the subsequent operations such as net pulling (net punching) and the like are continued.
The prior tape making process has the following disadvantages:
the heating time is long (about 3 hours is needed for electric heating, and 4-5 hours is needed for gas heating) when the lead alloy is started for the first time or is started and operated after being stopped every time, so that the energy consumption is higher when the lead alloy is melted;
elements such as calcium, aluminum and the like in the lead alloy are easily oxidized and burnt in the long-time heating process, so that the consistency of alloy components is poor and the generation amount of lead slag and lead smoke is large;
in the process that a large amount of fine leftover materials generated in the mesh punching process are returned to a smelting furnace for remelting, elements in the alloy are more seriously burnt and generate a large amount of lead slag, so that the quality of the alloy is unstable, the use cost of the alloy is increased, and the treatment pressure of an environment-friendly facility is increased.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to provide equipment for continuously manufacturing the lead belt by using the intermediate frequency furnace, which directly prepares lead alloy on site by using the intermediate frequency furnace and then is connected with the conventional equipment for manufacturing the lead belt, thereby achieving the aims of reducing the cost, improving the efficiency and the like.
The technical scheme of the utility model is as follows: a continuous lead belt manufacturing device applying an intermediate frequency furnace comprises
The medium frequency furnace generates eddy current for metal in the furnace through electromagnetic field induction to heat and melt;
the casting belt machine is used for solidifying the liquid lead alloy to form a continuous thick lead alloy belt;
the bridge is used for supporting the belt casting machine;
the device also comprises a conveying belt for conveying the lead alloy strip, a punching machine for punching the lead alloy strip, a continuous rolling machine for roll forming the lead alloy strip, a splitting machine for splitting and sizing the lead alloy strip and a winding machine for winding and storing the lead alloy strip;
the intermediate frequency furnace, the belt casting machine, the conveying belt, the punching machine, the continuous rolling mill, the splitting machine and the winding machine are sequentially connected;
one side of the intermediate frequency furnace is provided with an electric cabinet which is electrically connected with the intermediate frequency furnace.
In the utility model, the medium-frequency induction heating furnace (namely the medium-frequency furnace) is utilized to have the characteristics that the melting speed of metal materials is high, the temperature of molten metal is high after melting, the molten metal can be automatically stirred by electromagnetic force generated in the heating process, and the prepared alloy has good uniformity, so that the lead alloy completely meeting the requirements of each company can be quickly and accurately prepared by purchasing the medium-frequency furnace to replace the conventional lead alloy melting furnace and customizing and preparing the master alloy required by the lead alloy to a professional master alloy production plant in the manufacturing process of the lead alloy strip.
Further preferably, the lead belt manufacturing equipment is also provided with a photoelectric direct-reading spectrometer for rapidly analyzing and detecting the content of each element in the positive and negative lead alloy produced in the alloy field preparation process. The photoelectric direct-reading spectrometer has the advantages of high alloy component detection speed and high precision, and can completely meet the requirement of performing rapid analysis on the prepared alloy in front of a furnace.
Further preferably, the number of the intermediate frequency furnaces is 2, and the 2 intermediate frequency furnaces are symmetrically distributed on two sides of the strip casting machine. In the utility model, a series double-power supply intermediate frequency induction melting heating furnace system (2 intermediate frequency furnaces) with a one-to-two structure is adopted to replace a lead alloy melting furnace matched with an original production line.
Further preferably, a casting wheel center is arranged in the casting belt machine and connected with the intermediate frequency furnace.
Further preferably, the intermediate frequency furnace outwards extend and be equipped with the intermediate frequency furnace liquid outlet, be equipped with between 2 intermediate frequency furnaces and assemble mechanism and water conservancy diversion frame, the intermediate frequency furnace liquid outlet be connected to and assemble the mechanism, water conservancy diversion frame one end connect and assemble the mechanism, the other end is connected and is cast the wheel center.
Further preferably, a hanging bracket is further arranged on one side of the intermediate frequency furnace. Specifically, the gallows include vertical support bar, horizontal extension arm, slip couple, vertical support bar along the vertical setting of one side of intermediate frequency furnace, horizontal extension arm is connected on vertical support bar, slip couple and horizontal extension arm sliding connection.
Further preferably, the moving path of the sliding hook covers above the intermediate frequency furnace. And a side dust removing ring is arranged on the intermediate frequency furnace.
Compared with the prior art, the beneficial effects are:
the cost advantage is as follows: the method provided by the utility model is used for quickly self-preparing the lead alloy on the production site, and at least can reduce the preparation cost of the lead alloy by about 170 yuan/ton (the average value of the tin content of the lead-calcium alloy of the positive and negative plates in China is 0.8%, and the time required for heating 10 tons of electrolytic lead to 650 ℃ by using the intermediate frequency furnace is 36 minutes).
Environmental protection advantage: in the current process of drawing a net or continuously casting and punching a lead alloy belt, whatever heating mode is adopted, the melting temperature of the lead alloy is obviously higher than that of the No. 1 electrolytic lead. Therefore, the lead fume generated by remelting the lead alloy is certainly larger than that generated by melting the 1# electrolytic lead with the same weight, and because the time for melting and heating to the process specified temperature is long (according to the actual operation data of the existing equipment, 3 hours are needed at the fastest), the lead slag generated by the alloy in the gradual melting process is also large, and the time for melting the 1# electrolytic lead by adopting a medium-frequency induction heating mode and heating to the process specified temperature does not exceed 1 hour at most, namely two thirds of the lead fume generation amount can be reduced.
The efficiency advantage is as follows: the method has the advantages that due to the rapidity of medium-frequency induction heating, the lead alloy is prepared on site by adopting the medium-frequency induction heating furnace (namely the medium-frequency furnace), the waiting time can be reduced by at least two thirds from the time of blowing in the furnace to the time of normally casting the strip, and the on-site invalid working time of operators is effectively shortened.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic side view of the overall apparatus of the present invention.
Fig. 2 is a schematic top view of the overall apparatus of the present invention.
FIG. 3 is a side view of the electric cabinet and the intermediate frequency furnace of the present invention.
FIG. 4 is a top view of the electric cabinet and the intermediate frequency furnace of the present invention.
Detailed Description
The directional terms upper, lower, left, right, front, rear, front, back, top, bottom, etc. referred to or which may be referred to in this specification are defined relative to their construction and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
As shown in fig. 1-4, firstly, the utility model can be applied to lead alloy field self-distribution at the front end of the lead belt manufacturing process of all the grid drawing production lines in the lead storage battery industry. The method can also be suitable for the lead alloy on-site self-preparation at the front end of the lead belt manufacturing procedure of all continuous casting and continuous punching production lines in the lead storage battery industry.
A continuous lead belt manufacturing device applying an intermediate frequency furnace comprises
The intermediate frequency furnace 10 generates eddy current for metal in the furnace through electromagnetic field induction to heat and melt;
a strip casting machine 20 for solidifying the liquid lead alloy to form a continuous thick lead alloy strip;
a bridge 40 for supporting the belt casting machine 20;
the device also comprises a conveying belt 60 for conveying the lead alloy strip, a punching machine 50 for punching the lead alloy strip, a continuous rolling machine 70 for rolling and forming the lead alloy strip, a splitting machine 90 for splitting and sizing the lead alloy strip, and a winding machine 100 for winding and storing the lead alloy strip;
the intermediate frequency furnace 10, the belt casting machine 20, the conveyer belt 60, the punching machine 50, the continuous rolling machine 70, the splitting machine 90 and the winding machine 100 are connected in sequence;
an electric cabinet 200 is arranged on one side of the intermediate frequency furnace 10, and the electric cabinet 200 is electrically connected with the intermediate frequency furnace 10.
In this embodiment, the intermediate frequency induction heating furnace (i.e., the intermediate frequency furnace 10) has the characteristics that the melting speed of the metal material is high, the temperature of the molten metal is high, the molten metal can be automatically stirred by the electromagnetic force generated in the heating process, and the prepared alloy has good uniformity, so that the lead alloy completely meeting the needs of each company can be quickly and accurately prepared by purchasing the intermediate frequency furnace instead of the existing lead alloy melting furnace and customizing and preparing the master alloy required by the lead alloy to a professional master alloy production plant in the manufacturing process of the lead alloy strip. The medium frequency furnace is a frequency converter which converts three-phase industrial frequency current into single-phase medium frequency current by a rectifier transformer, and the aim of heating and melting is achieved by inducing metal in the furnace to generate eddy current through an electromagnetic field. The method is used for smelting and heating ferrous metals or nonferrous metals such as steel, copper, aluminum and the like, and is mainly applied to metal casting and steel industry.
Specifically, the lead belt manufacturing equipment is also provided with a photoelectric direct-reading spectrometer for rapidly analyzing and detecting the content of each element in the positive and negative lead alloy produced in the alloy field preparation process. In the embodiment, the photoelectric direct-reading spectrometer adopts the analysis principle of atomic emission spectroscopy, a sample is excited into atomic steam through electric arc or spark discharge, atoms or ions in the steam are excited to generate an emission spectrum, the emission spectrum enters a spectrometer spectroscopic chamber through an optical fiber to be dispersed into various spectral bands, the optimal spectral line of each element is measured through a photoelectric tube according to the emission wavelength range of each element, the intensity of the spectral line of each element emission spectrum is just equal to the content of the element in the sample, the content can be measured through an internal prefabricated correction curve, and the content can be directly displayed in percentage concentration.
Specifically, the number of the intermediate frequency furnaces 10 is 2, and the 2 intermediate frequency furnaces 10 are symmetrically distributed on two sides of the strip casting machine 20.
In the embodiment, the equipment required by the method for rapidly preparing the lead alloy on site in batches in the manufacturing process of the lead storage battery mesh pulling or continuous casting and continuous punching grid is as follows:
firstly, a set of series double-power supply intermediate frequency induction melting furnace system (2 intermediate frequency furnaces) with a one-to-two structure is used for replacing a lead alloy melting furnace matched with an original production line.
For the continuous casting and punching production line, a small intermediate frequency furnace (0.5T/H, and the small intermediate frequency furnace is not required to be arranged for the wire-drawing line because no leftover material is generated) is required to be arranged according to the output of the leftover material in the net punching process for respectively quantitatively concentrating the leftover materials of the positive alloy and the negative alloy, rapidly heating the leftover materials to be close to a molten state and pressing the leftover materials into blocks for later use. So as to reduce the burning loss of the alloy and the generation of lead slag when the leftover materials are remelted, and simultaneously realize the quantitative addition of the leftover materials when the complete alloy is prepared on site.
Secondly, a photoelectric direct-reading spectrometer is required to be equipped for quickly analyzing and detecting the content of each element in the positive and negative lead alloy produced in the alloy field preparation process.
Specifically, a casting wheel center 21 is arranged in the casting belt machine 20, and the casting wheel center 21 is connected with the intermediate frequency furnace 10. The molten lead in the intermediate frequency furnace 10 flows into a casting belt machine 20, a casting wheel center 21 in the casting belt machine 20 covers the casting wheel through a steel belt, and the inside of the casting wheel is indirectly cooled by water to solidify the molten lead to form a continuous thick lead alloy belt.
Further, the intermediate frequency furnaces 10 extend outwards to form intermediate frequency furnace liquid outlets 101, a convergence mechanism 30 and a flow guide frame 31 are arranged among the 2 intermediate frequency furnaces 10, the intermediate frequency furnace liquid outlets 101 are connected to the convergence mechanism 30, one end of the flow guide frame 31 is connected to the convergence mechanism 30, and the other end of the flow guide frame 31 is connected to the center 21 of the casting wheel. In this embodiment, the lead liquid output from the 2 intermediate frequency furnaces 10 flows to the converging mechanism 30 through the liquid outlet 101 of the intermediate frequency furnace, and then flows to the casting wheel center 21 in the strip casting machine 20 through the flow guiding frame 31.
The continuous rolling mill 70 includes a plurality of rolling mill units 80 arranged side by side. The rolling mill units 80 are driven by independent motors, respectively.
Specifically, a hanger 300 is further disposed on one side of the intermediate frequency furnace 10. The hanger 300 comprises a vertical support rod 301, a transverse extension arm 302 and a sliding hook 303, wherein the vertical support rod 301 is vertically arranged along one side of the intermediate frequency furnace 10, the transverse extension arm 302 is connected onto the vertical support rod 301, and the sliding hook 303 is connected with the transverse extension arm 302 in a sliding manner. The moving path of the sliding hook 303 is covered above the intermediate frequency furnace 10. In this embodiment, a 2t heavy metal object can be lifted by providing the hanger 300, the effective rotation radius of the hanger 300 is 4m, the effective lifting height is 4.25m, and the rotation angle is 0-360 degrees. The side dust removing ring is arranged on the intermediate frequency furnace, so that the dust removing effect is achieved.
In the utility model, the utilization rate of the equipment reaches 100 percent, the total power of the medium-frequency power supply can be randomly distributed and used between the two furnace bodies only by adjusting the power knob, and the effect of melting one furnace body and preserving heat of the other furnace body is achieved, so that continuous melt can be provided for a subsequent matched production line, and the production efficiency and the production capacity are greatly improved.
The whole working flow of the equipment is as follows: the intermediate frequency furnace 10 heats and melts metal in the furnace by generating eddy current through electromagnetic field induction, and lead liquid output by the intermediate frequency furnace 10 flows to the converging mechanism 30 through the intermediate frequency furnace liquid outlet 101 and then flows to the casting wheel center 21 in the casting belt machine 20 through the guide frame 31. The casting wheel is coated with a steel strip at the casting wheel center 21 in the casting machine 20, and the casting wheel is cooled indirectly by water inside to solidify lead liquid to form a continuous thick lead alloy strip. The lead alloy strip enters a punching machine 50 through a conveying belt 60 and a bridge 40, the lead alloy strip with poor casting quality is punched into a waste section through the punching machine 50, after the qualified lead alloy strip can be cast by a strip casting machine 20, the punching machine 50 stops working, the thick lead alloy strip passes through the punching machine 50 and enters a continuous rolling mill 70 connected to the back, a rolling mill unit 80 is arranged on the continuous rolling mill 70, each rolling mill unit is driven by an independent motor respectively, the cast lead alloy strip is rolled into a lead alloy thin strip meeting the thickness requirement by adjusting the roller gap and the rotating speed of each rolling mill unit 80, the qualified lead alloy strip is cut into fixed length through a subsequent splitting machine 90, and finally, the cut lead alloy strip is wound and stored by a winding machine 100.
The utility model has the following beneficial effects:
the cost advantage is as follows: the method provided by the utility model is used for quickly self-preparing the lead alloy on the production site, and at least can reduce the preparation cost of the lead alloy by about 170 yuan/ton (the average value of the tin content of the lead-calcium alloy of the positive and negative plates in China is 0.8%, and the time required for heating 10 tons of electrolytic lead to 650 ℃ by using the intermediate frequency furnace is 36 minutes).
Environmental protection advantage: in the current process of drawing a net or continuously casting and punching a lead alloy belt, whatever heating mode is adopted, the melting temperature of the lead alloy is obviously higher than that of the No. 1 electrolytic lead. Therefore, the lead fume generated by remelting the lead alloy is certainly larger than that generated by melting the 1# electrolytic lead with the same weight, and because the time for melting and heating to the process specified temperature is long (according to the actual operation data of the existing equipment, 3 hours are needed at the fastest), the lead slag generated by the alloy in the gradual melting process is also large, and the time for melting the 1# electrolytic lead by adopting a medium-frequency induction heating mode and heating to the process specified temperature does not exceed 1 hour at most, namely two thirds of the lead fume generation amount can be reduced.
The efficiency advantage is as follows: the method has the advantages that due to the rapidity of medium-frequency induction heating, the lead alloy is prepared on site by adopting the medium-frequency induction heating furnace (namely the medium-frequency furnace), the waiting time can be reduced by at least two thirds from the time of blowing in the furnace to the time of normally casting the strip, and the on-site invalid working time of operators is effectively shortened.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A continuous lead belt manufacturing device applying an intermediate frequency furnace is characterized by comprising
The medium frequency furnace (10) generates eddy current for metal in the furnace through electromagnetic field induction to heat and melt;
a strip casting machine (20) for solidifying the liquid lead alloy to form a continuous thick lead alloy strip;
a bridge (40) for supporting the belt casting machine (20);
the device also comprises a conveying belt (60) for conveying the lead alloy strip, a punching machine (50) for punching the lead alloy strip, a continuous rolling machine (70) for rolling and forming the lead alloy strip, a splitting machine (90) for splitting and sizing the lead alloy strip, and a winding machine (100) for winding and storing the lead alloy strip;
the intermediate frequency furnace (10), the belt casting machine (20), the conveying belt (60), the punching machine (50), the continuous rolling machine (70), the splitting machine (90) and the winding machine (100) are sequentially connected;
one side of the intermediate frequency furnace (10) is provided with an electric cabinet (200), and the electric cabinet (200) is electrically connected with the intermediate frequency furnace (10).
2. The apparatus for continuously manufacturing the lead strip by using the intermediate frequency furnace as claimed in claim 1, wherein: the lead belt manufacturing equipment is also provided with a photoelectric direct-reading spectrometer for quickly analyzing and detecting the content of each element in the positive and negative lead alloy produced in the alloy field preparation process.
3. The apparatus for continuously manufacturing the lead strip by using the intermediate frequency furnace as claimed in claim 2, wherein: the number of the intermediate frequency furnaces (10) is 2, and the 2 intermediate frequency furnaces (10) are symmetrically distributed on two sides of the strip casting machine (20).
4. The apparatus for continuously manufacturing the lead strip by using the intermediate frequency furnace as claimed in claim 3, wherein: a casting wheel center (21) is arranged in the casting belt machine (20), and the casting wheel center (21) is connected with the intermediate frequency furnace (10).
5. The apparatus for continuously manufacturing the lead strip by using the intermediate frequency furnace as claimed in claim 4, wherein: intermediate frequency furnace (10) outside extend and be equipped with intermediate frequency furnace liquid outlet (101), be equipped with between 2 intermediate frequency furnace (10) and assemble mechanism (30) and water conservancy diversion frame (31), intermediate frequency furnace liquid outlet (101) be connected to and assemble mechanism (30), water conservancy diversion frame (31) one end connect and assemble mechanism (30), cast pulley center (21) is connected to the other end.
6. The continuous lead strip manufacturing equipment applied to the intermediate frequency furnace, as recited in claim 1, is characterized in that: and a hanging bracket (300) is also arranged on one side of the intermediate frequency furnace (10).
7. The continuous lead strip manufacturing equipment applied to the intermediate frequency furnace, as recited in claim 6, is characterized in that: gallows (300) include vertical support pole (301), horizontal extension arm (302), slip couple (303), vertical support pole (301) along the vertical setting in one side of intermediate frequency furnace (10), horizontal extension arm (302) are connected on vertical support pole (301), slip couple (303) and horizontal extension arm (302) sliding connection.
8. The apparatus for continuously manufacturing the lead strip by using the intermediate frequency furnace as claimed in claim 7, wherein: the moving path of the sliding hook (303) covers the upper part of the intermediate frequency furnace (10).
9. The continuous lead strip manufacturing equipment applied to the intermediate frequency furnace, as recited in claim 1, is characterized in that: the continuous rolling mill (70) comprises a plurality of rolling mill units (80) which are arranged side by side.
10. The apparatus for continuously manufacturing lead strip using an intermediate frequency furnace as set forth in any one of claims 1 to 9, wherein: and a side dust removing ring is arranged on the intermediate frequency furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220713601.7U CN217018525U (en) | 2022-03-30 | 2022-03-30 | Continuous lead belt manufacturing equipment applying intermediate frequency furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220713601.7U CN217018525U (en) | 2022-03-30 | 2022-03-30 | Continuous lead belt manufacturing equipment applying intermediate frequency furnace |
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| Publication Number | Publication Date |
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| CN217018525U true CN217018525U (en) | 2022-07-22 |
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| CN202220713601.7U Active CN217018525U (en) | 2022-03-30 | 2022-03-30 | Continuous lead belt manufacturing equipment applying intermediate frequency furnace |
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2022
- 2022-03-30 CN CN202220713601.7U patent/CN217018525U/en active Active
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