CN101457283A - Spheroidized annealing furnace protected by strong convective atmosphere and spheroidized annealing process of coil and wire rod implemented by annealing furnace - Google Patents
Spheroidized annealing furnace protected by strong convective atmosphere and spheroidized annealing process of coil and wire rod implemented by annealing furnace Download PDFInfo
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- CN101457283A CN101457283A CNA2009100031390A CN200910003139A CN101457283A CN 101457283 A CN101457283 A CN 101457283A CN A2009100031390 A CNA2009100031390 A CN A2009100031390A CN 200910003139 A CN200910003139 A CN 200910003139A CN 101457283 A CN101457283 A CN 101457283A
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Abstract
The invention discloses a strong-convection atmosphere protection spheroidizing annealing furnace. The annealing furnace comprises an internal barrel and an external barrel; clearance is kept between the internal barrel and the side part of the external barrel, the upper end of the external barrel is provided with a furnace cover, the bottom of the internal barrel is provided with a material loading disc, a convection barrel is arranged between the internal barrel and the external barrel, a convection passage is arranged between the convection barrel and the internal barrel, space is kept between the internal wall at the bottom of the convection barrel and the bottom of the material loading disc of the internal barrel, the space is in conduction with the convection passage, the convection passage is in conduction with the air current of the internal barrel by the upper end of the convection passage, the bottom of the convection passage is also provided with a centrifugal blower, and the centrifugal blower can respectively supply air to the convection passage at the side part through the space. The annealing furnace can cause the gas at various parts of the furnace body to produce stronger convection to strengthen the annealing control. The invention further provides a spheroidizing annealing process of bundled bars and wire rods which is performed by the strong-convection atmosphere protection spheroidizing annealing furnace.
Description
Technical field
The present invention relates to a kind of strong convection atmosphere protection spheroidizing annealing furnace.Also relate to the dish unit of this annealing furnace enforcement of employing and the carbide annealing process of wire rod.
Background technology
Often the temperature of the interior each several part of body of heater is very inhomogeneous down in working order for the annealing furnace of Xiao Shouing in the market, trace it to its cause mostly is owing to do not adopt effective means to carry out the convection current processing in the structure of annealing furnace, therefore cause production efficiency low, product oxidation and decarburization are serious, and nodulizing grade is low.
Summary of the invention
Technical problem to be solved by this invention provides a kind of gas that can make the body of heater each several part and carries out strong convection atmosphere protection spheroidizing annealing furnace than strong convection.Technical problem to be solved by this invention also comprises provides a kind of dish unit of above-mentioned strong convection atmosphere protection spheroidizing annealing furnace enforcement and carbide annealing process of wire rod of adopting.
For this reason; bucket and outer bucket in strong convection atmosphere protection spheroidizing annealing furnace provided by the invention comprises; leave between interior bucket and the outer bucket sidepiece and have the space; the upper end of outer bucket is provided with bell; the bottom of interior bucket is provided with the material containing dish; also be provided with the convection current bucket in the interior bucket; leave convection channel between convection current bucket and the interior bucket; also leave the space between the material containing tray bottom of convection current bucket bottom interior wall and interior bucket; space and convection channel conducting; convection channel is through upper end and the conducting of interior bucket air-flow, and the bottom of convection current bucket also is provided with centrifugal blower, and centrifugal blower can be blown to the convection channel of sidepiece respectively by the space.
For this reason, the dish unit that the above-mentioned strong convection atmosphere protection of employing provided by the invention spheroidizing annealing furnace is implemented and the carbide annealing process of wire rod comprise the bell of opening strong convection atmosphere protection spheroidizing annealing furnace, wire rod is inserted in the stove, close bell then body of heater is heated, adopt centrifugal blower that the intravital air-flow of stove is carried out current control during heating; In stove, inject methyl alcohol and helium, according to the difference of various wire materials helium and methanolysis gas are injected intravital time of stove and flow and the Heating temperature of heat-up time and each time period and control, the waste gas that produces of furnace gas reaction back is discharged body of heater by waste-gas burning mouth burning back during this period; Opening bell at last takes out wire rod.
Owing to also be provided with the convection current bucket between bucket and the outer bucket in the strong convection atmosphere protection spheroidizing annealing furnace provided by the invention; leave convection channel between convection current bucket and the interior bucket; also leave the space between the material containing tray bottom of convection current bucket bottom interior wall and interior bucket; space and convection channel conducting; convection channel is through upper end and the conducting of interior bucket air-flow; the bottom of convection current bucket also is provided with centrifugal blower; centrifugal blower can be blown to the convection channel of sidepiece respectively by the space; therefore the air-flow in the annealing furnace can carry out circulative convection in stove under the guiding of whizzer; thereby make the temperature at each position in the annealing furnace comparatively balanced; thereby can enhance productivity; improve nodulizing grade; make the dish unit of employing strong convection atmosphere protection spheroidizing annealing furnace enforcement of the present invention and the carbide annealing process better effects if of wire rod, quality product is better than adopting the dish unit and the wire rod of traditional technology production greatly.
Description of drawings
Fig. 1 is a strong convection atmosphere protection Spheroidizing Annealing furnace structure cross-sectional schematic provided by the invention.
Fig. 2 be in the strong convection atmosphere protection spheroidizing annealing furnace among Fig. 1 to flow diagram.
Fig. 3 is the structural plan synoptic diagram of the diversion seat among Fig. 1.
In each accompanying drawing: 1, interior bucket, 2, outer bucket, 3, bell, 4, the material containing dish, 5, the convection current bucket, 6, convection channel, 7, the space, 8, centrifugal blower, 9, diversion seat, 10, division plate, 11, runner, 12, strong cold blast engine, 13, flow channel, 14, strong cold type gas port, 15, the waste-gas burning mouth.
Embodiment
As Fig. 1; Fig. 2; shown in Figure 3; bucket 1 and outer bucket 2 in strong convection atmosphere protection spheroidizing annealing furnace provided by the invention comprises; leave between interior bucket 1 and outer bucket 2 sidepieces and have the space; the upper end of outer bucket 2 is provided with bell 3; the bottom of interior bucket 1 is provided with material containing dish 4; also be provided with convection current bucket 5 in the interior bucket 1; leave convection channel 6 between convection current bucket 5 and the interior bucket 1; also leave space 7 between material containing dish 4 bottoms of convection current bucket 5 bottom interior wall and interior bucket 1; space 7 and convection channel 6 conductings; convection channel 6 is through upper end and the 1 air-flow conducting of interior bucket, and the bottom of convection current bucket 5 also is provided with centrifugal blower 8, and centrifugal blower 8 can be blown to the convection channel 6 of sidepiece respectively by space 7.In the present embodiment for better directing air flow, and then enhancing convection effects, the below of the bottom material containing dish 4 of convection current bucket 5 is provided with diversion seat 9, the fan 10 of centrifugal blower 8 is between diversion seat 9 and the material containing dish 4, the arc that diversion seat 9 one side up is indent distributes, bell 3 is the arc distribution of indent towards the one side of interior bucket 1, diversion seat 9 diapires that bell 3 inwalls that arc distributes and arc distribute can make the circulation of air-flow more smooth and easy, diversion seat 9 one side up is provided with from diversion seat 9 centers and is the division plate 10 that arc shaped is dispersed distribution towards periphery, form runner 11 between the division plate 10 in order to directing air flow, the air-flow that whizzer 8 rotates generation can enter in the runner 11 and circulate, and being provided with of runner 11 can make the distribution of air-flow more even.
As shown in Figure 1, in order to strengthen the control of the temperature in the stove, leave flow channel 13 between outer bucket 2 and the interior bucket 1, outer bucket 2 bottoms have strong cold blast engine 12, and strong cold blast engine 12 is to flow channel 13 exhausts, and outer bucket 2 tops also have the strong cold type gas port 14 with flow channel 13 conductings.
As shown in Figure 1, in order better to scavenge, convection current bucket 5 upper ends are provided with the waste-gas burning mouth 15 with 1 conducting of interior bucket, and waste-gas burning mouth 15 disposes burner and opening/shutting controller.
The present invention also provides and has adopted the dish unit that above-mentioned annealing furnace implements and the carbide annealing process of wire rod, this technology comprises the bell 3 of opening strong convection atmosphere protection spheroidizing annealing furnace, wire rod is inserted in the stove, close 3 pairs of bodies of heater of bell then and heat, adopt centrifugal blower that the intravital air-flow of stove is carried out current control during heating; In stove, inject methyl alcohol and helium, according to the difference of various wire materials helium and methanolysis gas are injected intravital time of stove and flow and the Heating temperature of heat-up time and each time period and control, the waste gas that produces of furnace gas reaction back is discharged body of heater by waste-gas burning mouth burning back during this period; Opening bell 3 at last takes out wire rod.
Claims (10)
1; a kind of strong convection atmosphere protection spheroidizing annealing furnace; comprise interior bucket (1) and outer bucket (2); leave between interior bucket (1) and outer bucket (2) sidepiece and have the space; the upper end of outer bucket (2) is provided with bell (3); the bottom of interior bucket (1) is provided with material containing dish (4); it is characterized in that: also be provided with convection current bucket (5) in the bucket (1) in described; leave convection channel (6) between convection current bucket (5) and the interior bucket (1); also leave space (7) between material containing dish (4) bottom of convection current bucket (5) bottom interior wall and interior bucket (1); space (7) and convection channel (6) conducting; convection channel (6) is through upper end and (1) the air-flow conducting of interior bucket; the bottom of convection current bucket (5) also is provided with centrifugal blower (8), and centrifugal blower (8) can be blown to the convection channel (6) of sidepiece respectively by space (7).
2, strong convection atmosphere protection spheroidizing annealing furnace according to claim 1; it is characterized in that: the below of the bottom material containing dish (4) of described convection current bucket (5) is provided with diversion seat (9); the fan (10) of centrifugal blower (8) is between diversion seat (9) and the material containing dish (4), and the arc that described diversion seat (9) one side up is indent distributes.
3, strong convection atmosphere protection spheroidizing annealing furnace according to claim 2; it is characterized in that: described diversion seat (9) one side up is provided with and is arc shaped towards periphery from diversion seat (9) center and disperses the division plate of distribution (10), forms runner (11) between the division plate (10).
4, according to claim 1 or 2 or 3 described strong convection atmosphere protection spheroidizing annealing furnaces, it is characterized in that: bell (3) is the arc distribution of indent towards the one side of interior bucket (1).
5, according to claim 1 or 2 or 3 described strong convection atmosphere protection spheroidizing annealing furnaces; it is characterized in that: leave flow channel (13) between outer bucket (2) and the interior bucket (1); described outer bucket (2) bottom has strong cold blast engine (12); strong cold blast engine (12) is to flow channel (13) exhaust, and outer bucket (2) top also has the strong cold type gas port (14) with flow channel (13) conducting.
6, strong convection atmosphere protection spheroidizing annealing furnace according to claim 4; it is characterized in that: leave flow channel (13) between outer bucket (2) and the interior bucket (1); described outer bucket (2) bottom has strong cold blast engine (12); strong cold blast engine (12) is to flow channel (13) exhaust, and outer bucket (2) top also has the strong cold type gas port (14) with flow channel (13) conducting.
7, according to claim 2 or 3 described strong convection atmosphere protection spheroidizing annealing furnaces, it is characterized in that: centrifugal blower (8) is the water-cooled blower fan, and the flabellum of centrifugal blower (8) is distributed in the space between material containing dish (4) and the diversion seat (9).
8, according to claim 1 or 2 or 3 described strong convection atmosphere protection spheroidizing annealing furnaces; it is characterized in that: described convection current bucket (5) upper end is provided with the waste-gas burning mouth (15) with (1) conducting of interior bucket, and waste-gas burning mouth (15) disposes burner and opening/shutting controller.
9, strong convection atmosphere protection spheroidizing annealing furnace according to claim 5 is characterized in that: described convection current bucket (5) upper end is provided with the waste-gas burning mouth (15) with (1) conducting of interior bucket, and waste-gas burning mouth (15) disposes burner and opening/shutting controller.
10, a kind of dish unit of the described strong convection atmosphere protection of claim 1 spheroidizing annealing furnace enforcement and carbide annealing process of wire rod of adopting, it is characterized in that: comprise the bell of opening strong convection atmosphere protection spheroidizing annealing furnace, wire rod is inserted in the stove, close bell then body of heater is heated, adopt centrifugal blower that the intravital air-flow of stove is carried out current control during heating; In stove, inject methyl alcohol and helium, according to the difference of various wire materials helium and methanolysis gas are injected intravital time of stove and flow and the Heating temperature of heat-up time and each time period and control, the waste gas that produces of furnace gas reaction back is discharged body of heater by waste-gas burning mouth burning back during this period; Opening bell at last takes out wire rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100031390A CN101457283A (en) | 2009-01-06 | 2009-01-06 | Spheroidized annealing furnace protected by strong convective atmosphere and spheroidized annealing process of coil and wire rod implemented by annealing furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100031390A CN101457283A (en) | 2009-01-06 | 2009-01-06 | Spheroidized annealing furnace protected by strong convective atmosphere and spheroidized annealing process of coil and wire rod implemented by annealing furnace |
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| CN101457283A true CN101457283A (en) | 2009-06-17 |
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| CNA2009100031390A Pending CN101457283A (en) | 2009-01-06 | 2009-01-06 | Spheroidized annealing furnace protected by strong convective atmosphere and spheroidized annealing process of coil and wire rod implemented by annealing furnace |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114180A (en) * | 2012-12-26 | 2013-05-22 | 瑞安市瑞利标准件有限公司 | High-precision cold headed wire product treatment process and equipment |
| CN103276170A (en) * | 2013-06-03 | 2013-09-04 | 艾伯纳工业炉(太仓)有限公司 | Air circulation system of aging furnace |
| CN104946860A (en) * | 2014-08-31 | 2015-09-30 | 吴国良 | Well-type strong-convection spheroidal annealing furnace |
| CN105039661A (en) * | 2015-07-31 | 2015-11-11 | 苏州新凌电炉有限公司 | Spheroidization furnace |
| CN108315536A (en) * | 2018-03-23 | 2018-07-24 | 山翁工业炉(嘉善)有限公司 | A kind of spheroidizing annealing furnace of convection type and its carbon-potential control technique in stove |
| CN109321722A (en) * | 2018-10-09 | 2019-02-12 | 嘉兴中茂工业炉有限公司 | A kind of spheroidizing annealing furnace |
| CN110004274A (en) * | 2019-05-15 | 2019-07-12 | 埃斯科特钢有限公司 | A kind of ML40Cr hot rolling wire annealing process |
| CN110257602A (en) * | 2019-07-22 | 2019-09-20 | 嘉兴金凌五金科技股份有限公司 | For softening the balling furnace of wire rod |
| CN112553420A (en) * | 2020-12-02 | 2021-03-26 | 太仓富勒姆纳米新材料科技有限公司 | Strong-convection spheroidizing annealing process for rivets for automobile bearing retainer |
| CN113465393A (en) * | 2021-05-31 | 2021-10-01 | 河北恒博新材料科技股份有限公司 | Novel IGZO atmosphere preheats fritting furnace |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2627951Y (en) * | 2003-05-14 | 2004-07-28 | 何干福 | Efficient & environment protection berner |
| CN200952024Y (en) * | 2006-09-27 | 2007-09-26 | 山翁工业炉(嘉善)有限公司 | Spheroidizing furnace |
-
2009
- 2009-01-06 CN CNA2009100031390A patent/CN101457283A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2627951Y (en) * | 2003-05-14 | 2004-07-28 | 何干福 | Efficient & environment protection berner |
| CN200952024Y (en) * | 2006-09-27 | 2007-09-26 | 山翁工业炉(嘉善)有限公司 | Spheroidizing furnace |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114180A (en) * | 2012-12-26 | 2013-05-22 | 瑞安市瑞利标准件有限公司 | High-precision cold headed wire product treatment process and equipment |
| CN103276170A (en) * | 2013-06-03 | 2013-09-04 | 艾伯纳工业炉(太仓)有限公司 | Air circulation system of aging furnace |
| CN103276170B (en) * | 2013-06-03 | 2015-05-27 | 艾伯纳工业炉(太仓)有限公司 | Air circulation system of aging furnace |
| CN104946860A (en) * | 2014-08-31 | 2015-09-30 | 吴国良 | Well-type strong-convection spheroidal annealing furnace |
| CN105039661A (en) * | 2015-07-31 | 2015-11-11 | 苏州新凌电炉有限公司 | Spheroidization furnace |
| CN108315536A (en) * | 2018-03-23 | 2018-07-24 | 山翁工业炉(嘉善)有限公司 | A kind of spheroidizing annealing furnace of convection type and its carbon-potential control technique in stove |
| CN109321722A (en) * | 2018-10-09 | 2019-02-12 | 嘉兴中茂工业炉有限公司 | A kind of spheroidizing annealing furnace |
| CN110004274A (en) * | 2019-05-15 | 2019-07-12 | 埃斯科特钢有限公司 | A kind of ML40Cr hot rolling wire annealing process |
| CN110004274B (en) * | 2019-05-15 | 2020-12-29 | 埃斯科特钢有限公司 | ML40Cr hot-rolled wire spheroidizing annealing process |
| CN110257602A (en) * | 2019-07-22 | 2019-09-20 | 嘉兴金凌五金科技股份有限公司 | For softening the balling furnace of wire rod |
| CN112553420A (en) * | 2020-12-02 | 2021-03-26 | 太仓富勒姆纳米新材料科技有限公司 | Strong-convection spheroidizing annealing process for rivets for automobile bearing retainer |
| CN113465393A (en) * | 2021-05-31 | 2021-10-01 | 河北恒博新材料科技股份有限公司 | Novel IGZO atmosphere preheats fritting furnace |
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Application publication date: 20090617 |