CN102086482B - Continuous quenching cooling system for strip metal - Google Patents
Continuous quenching cooling system for strip metal Download PDFInfo
- Publication number
- CN102086482B CN102086482B CN 201110048412 CN201110048412A CN102086482B CN 102086482 B CN102086482 B CN 102086482B CN 201110048412 CN201110048412 CN 201110048412 CN 201110048412 A CN201110048412 A CN 201110048412A CN 102086482 B CN102086482 B CN 102086482B
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- Prior art keywords
- cooling
- strip metal
- tank
- cooling tank
- oil
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- 238000001816 cooling Methods 0.000 title claims abstract description 102
- 239000002184 metal Substances 0.000 title claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 50
- 238000010791 quenching Methods 0.000 title claims abstract description 18
- 230000000171 quenching effect Effects 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 239000000110 cooling liquid Substances 0.000 claims abstract description 12
- 239000012809 cooling fluid Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000014759 maintenance of location Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 3
- 230000001351 cycling effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 208000005168 Intussusception Diseases 0.000 claims description 2
- 230000008676 import Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract 4
- 238000005461 lubrication Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000019628 coolness Nutrition 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
The invention discloses a continuous quenching cooing system for strip metal, which comprises a cooling tank for containing the cooling liquid and a cooling liquid circulation mechanism, wherein the side wall of the cooling tank is provided with a material outlet and a material inlet for the strip metal to pass horizontally; and a strip metal straightening mechanism on the same line as the material outlet and material inlet is arranged in the cooling tank. The system disclosed by the invention cools the strip metal by use of the cooling liquid in the cooling tank, and ensures that the strip metal is not bent through the straightening mechanism; due to the lubrication of the cooling liquid, scratch is not left even if friction exists between the straightening mechanism and the strip metal; and moreover, as the entire section of the saw blade is immersed in the cooling liquid, the cooling temperature is uniform, and the strip metal can not deform.
Description
Technical field
The present invention relates to a kind of quench cooled system, relate in particular to a kind of continuous quenching cooling system for strip metal.
Background technology
The quenching of steel is that steel is heated to critical temperature Ac3 (hypoeutectoid steel) or the above a certain temperature of Ac1 (hypereutectoid steel), insulation for some time, make it all or part of austenite 1 and change, then be as cold as soon the thermal treatment process that (or near the isothermal of Ms) carries out martensite (or bainite) transformation below the Ms with the cooling rate greater than critical cooling velocity.Quenching can improve hardness and the wear resistance of metal works, cooperate with the tempering of differing temps, intensity, toughness and the fatigue strength of metal can be increased substantially, and cooperation (comprehensive mechanical performance) between these performances can be obtained to satisfy different service requirementss.
The strip metal such as existing saw blade all are serialization production, if saw blade coiled to heat again again cools off, not only heat inhomogeneously, and can make saw blade crooked, can't satisfy service requirements, therefore existing production technique all is immediately coolings after the heating in saw blade straightaway process.
Existing saw blade cooling system mainly comprises two portions: cooling body and liquid circulation mechanism.As shown in Figure 1, cooling body is comprised of the copper coin 11 of two clamping saw blades, and copper coin 11 outsides are provided with unit cooler 12, and its principle of work is the cooling fluid cooled copper of unit cooler 12, copper coin cooling saw blade.But there are the following problems for this structure: saw blade 13 is by copper coin 11 hard clampings, between do not have lubricating fluid, cause saw blade 13 surfaces cut can occur, copper coin can not be close to saw blade fully simultaneously, causes the saw blade inhomogeneous cooling even, can produce distortion, metallographic structure is inhomogeneous.
Summary of the invention
The invention provides a kind of continuous quenching cooling system for strip metal, it is unreasonable to have solved existing cooling system structure, causes the saw blade surface cut to occur, the problem that inhomogeneous cooling is even.
A kind of continuous quenching cooling system for strip metal, comprise for the cooling tank and the liquid circulation mechanism that hold cooling fluid, described cooling tank sidewall is provided with discharge port and the opening for feed that passes through for the strip metal level, is provided with the straightening mechanism that is in the strip metal on the same straight line with discharge port and opening for feed in the described cooling tank.
Described straightening mechanism comprises two with the fixture block of vertical clamping surface, wherein the first fixture block is fixed, the second fixture block can be to the first fixture block horizontal slip, is provided with stage clip between the inwall of it and cooling tank, and the strip metal straight line passes two gaps between the clamping surface during cooling.
Preferred, be provided with the guide rail that level arranges along the strip metal direct of travel under the described straightening mechanism, the assurance strip metal is advanced along a horizontal linear.
Be provided with guiding mechanism in the described cooling tank, described guiding mechanism comprises two guide deflection sheaves that rotating shaft is vertical, wherein the first guide deflection sheave is fixed, the second guide deflection sheave can be to the first guide deflection sheave horizontal slip, be provided with stage clip between it and the cooling tank inwall, the gap of strip metal straight-line pass between them during cooling.
Preferably, described cooling tank below is provided with save oil pan, and the save oil pan bottom surface is provided with the oil return hole that is communicated with cycling mechanism.
The opening for feed place of described cooling tank outer wall is connected with cooling cowl, and cooling cowl connects protection gas generating unit, and the bottom is provided with the cooling liquid outlet that stretches into save oil pan; The food tray bottom surface is fixed with the baffle plate that jointly hole for back flow is surrounded with the food tray inwall, and the top of baffle plate can prevent that along the edge, the end that is higher than cooling liquid outlet air from entering cooling cowl and changing the decarburization of covering interior atmosphere and causing steel.
Described cooling tank comprises water jacket frame and the inside groove frame of intussusception, and described water jacket frame oral area edge is provided with the regulating mechanism of control inside groove frame adjustable height.
Described cooling tank is provided with oil-scraping device near being provided with and being positioned at discharge port outward, and oil-scraping device preferably is in the top of save oil pan.
Described liquid circulation mechanism comprises the retention tank of oil pump and cooling fluid, the retention tank wall is provided with oil return opening and oil pumping mouth, the oil pumping mouth is communicated with the import of oil pump, end face and the bottom surface of described retention tank inner chamber are staggeredly equipped with baffle plate, baffle plate is separated into the cooling room of several connections with the retention tank inner chamber, is provided with water cooler in the cooling room.
Preferably, described water cooler is spiral coil pipe, is connected with water coolant in the coil pipe.
System of the present invention relies on the interior cooling fluid of cooling tank that strip metal is cooled off, utilize simultaneously straightening mechanism to guarantee that strip metal does not bend, because the lubricated of cooling fluid arranged, even there are friction in straightening mechanism and strip metal, can not stay cut yet, and whole section saw blade immersion cooling fluid, cooling temperature is even, and strip metal can not deform.
Description of drawings
Fig. 1 is the structural representation of existing strip metal cooling system cooling body;
Fig. 2 is the structural representation of cooling system of the present invention;
Fig. 3 is cooling system plan structure synoptic diagram shown in Figure 2;
Fig. 4 is the structural representation of liquid circulation mechanism in the cooling system of the present invention;
Fig. 5 is the plan structure synoptic diagram of cycling mechanism shown in Figure 4.
Embodiment
As shown in the figure, a kind of continuous quenching cooling system for strip metal is mainly used in the quench cooled of saw blade, comprises cooling tank 1 and supplies with the liquid circulation mechanism of cooling fluid to cooling tank 1, cooling tank 1 is used for holding cooling fluid, when strip metal is cooled off during by the cooling fluid in the cooling tank.
Cooling tank 1 roughly is rectangle, and its relative sidewall sustained height place, both sides is provided with respectively opening for feed 101 and discharge port 102, and present embodiment opening for feed and discharge port all have two, and corresponding one by one.Certainly cooling tank 1 can be other shape, such as circle etc.During cooling, strip metal can level be passed through opening for feed 101 and discharge port 102.Be provided with guiding mechanism 2 and the straightening mechanism 3 of strip metal in the cooling tank 1.
Straightening mechanism 3 comprises with the fixture block 301 of vertical clamping surface and fixture block 302, fixture block 301 is fixed on cooling tank 1 bottom surface, be provided with the slide bar (not shown) of level between clamp 302 and cooling tank 1 sidewall, cover has stage clip 303 on the slide bar, fixture block 302 also the slideway that cooperates with clamp 302 can be set in cooling tank 1 bottom surface, so that can slide to clamp 301.In order to guarantee that strip metal is that level is advanced, under straightening mechanism, be provided with along the guide rail 4 of the level of strip metal direct of travel setting.When strip metal was passed cooling tank 1, it was by the gap between guide deflection sheave 201 and the guide deflection sheave 202 and the gap between fixture block 301 and the fixture block 302.Two straightening mechanisms are arranged between every group of opening for feed of present embodiment and the discharge port.
Cooling tank 1 is comprised of nestable inside groove frame 103 and water jacket frame 104 together, the dual-side edge that water jacket frame 104 oral areas are relative is provided with vertical governor lever 105, governor lever 105 bottoms are threaded with inside groove frame 103, rotary regulating lever 105 can be adjusted the height of inside groove frame 103 respective ends, to adjust the angle of inclination of inside groove frame.
Cooling tank 1 outer wall opening for feed 101 places are sealedly connected with cooling cowl 5, and cooling cowl 5 the other ends connect the saw blade heat treatment furnace, and sidewall connects the nitrogen gas generating device (not shown) by pipeline 501, and cooling cowl 5 belows are provided with cooling liquid outlet 502.Cooling tank 1 below is provided with the food tray 6 of collecting the cooling fluid of leaking down from cooling tank 1, food tray 6 bottom surfaces are provided with the oil return hole 601 with the liquid circulation mechanism connection, inside is fixed with the baffle plate 602 that jointly oil return hole 601 is surrounded with its sidewall, the top of baffle plate 602 is along the edge, the end that is higher than cooling liquid outlet 502, allow cooling liquid outlet 502 immerse in the food tray 6 interior cooling fluids, can prevent that air from entering cooling cowl and changing the decarburization of covering interior atmosphere and causing steel.
Be provided with oil-scraping device 7 near the cooling tank 1 outer discharge port 102, oil-scraping device 7 can be the clip wheel that vertically arranges, and the unnecessary cooling fluid in strip metal surface can be scraped off.This oil-scraping device 7 is positioned at the top of food tray 6, and the cooling fluid that scrapes off just in time falls in the food tray 6.
Liquid circulation mechanism comprises oil pump and retention tank 8, and retention tank 8 outer walls are provided with oil return opening 801 and oil pumping mouthfuls 802, and oil return opening 801 and oil return hole 601 are connected by pipeline, and the mouth 802 of pumping is communicated with oil pump.
The staggered baffle plate 803 that is fixed with in the end face of retention tank 8 inner chambers and bottom surface, baffle plate 803 is separated into the cooling room 804 of some connections with retention tank 8 inner chambers, can increase whole cooling path like this.Be provided with water cooler 805 in the cooling room 804, water cooler 805 is the spiral coil of interior logical water coolant.
The principle of work of above-mentioned quench cooled system is as follows:
During work, strip metal 9 (such as saw blade) is passed cooling cowl 5, opening for feed 101, guiding mechanism 2, straightening mechanism 3, discharge port 102 and oil-scraping device 7, these mechanisms all are on the same level straight line.Strip metal 9 relies on clamping and conveying device slowly by cooling tank 1, the high pressure nitrogen that nitrogen gas generating device produces is filled whole cooling cowl, strip metal 9 oxidation with contact with air after avoiding heating, enter in the cooling tank 1, strip metal 9 coolings, because bending can appear in the effect of gravity or other external force, after entering straightening mechanism 3, aligning when straightening mechanism 3 and guide rail 4 carry out on the both direction to it, after finishing, the aligning cooling passes cooling tank 1, scraped off surperficial cooling fluid by oil-scraping device 7, enter next process.Flow in the food tray 6 by overflow port, opening for feed, discharge port with the cooling fluid after the strip metal heat exchange, finally enter retention tank 8 and lower the temperature with water cooler 805 heat exchanges, oil pump pumps into cold cooling fluid in the cooling tank 1 again.
Claims (6)
1. continuous quenching cooling system for strip metal, it is characterized in that, comprise for the cooling tank and the liquid circulation mechanism that hold cooling fluid, described cooling tank sidewall is provided with discharge port and the opening for feed that passes through for the strip metal level, be provided with the straightening mechanism that is in the strip metal on the same straight line with discharge port and opening for feed in the described cooling tank, described straightening mechanism comprises two with the fixture block of vertical clamping surface, wherein the first fixture block is fixed, the second fixture block can be to the first fixture block horizontal slip, be provided with stage clip between the inwall of it and cooling tank, the strip metal straight line passes two gaps between the clamping surface during cooling, is provided with the guide rail that level arranges along the strip metal direct of travel under the straightening mechanism; Be provided with guiding mechanism in the described cooling tank, described guiding mechanism comprises two guide deflection sheaves that rotating shaft is vertical, wherein the first guide deflection sheave is fixed, the second guide deflection sheave can be to the first guide deflection sheave horizontal slip, be provided with stage clip between it and the cooling tank inwall, the gap of strip metal straight-line pass between them during cooling; Described cooling tank below is provided with save oil pan, and the save oil pan bottom surface is provided with the oil return hole that is communicated with cycling mechanism.
2. continuous quenching cooling system for strip metal according to claim 1 is characterized in that, the opening for feed place of described cooling tank outer wall is connected with cooling cowl, and cooling cowl connects protection gas generating unit, and the bottom is provided with the cooling liquid outlet that stretches into save oil pan; The save oil pan bottom surface is fixed with the baffle plate that jointly oil return hole is surrounded with the save oil pan inwall, and the top of baffle plate is along the edge, the end that is higher than cooling liquid outlet.
3. continuous quenching cooling system for strip metal according to claim 1 is characterized in that, described cooling tank is provided with outward and is positioned near the oil-scraping device of discharge port, and oil-scraping device is positioned at the top of save oil pan.
4. continuous quenching cooling system for strip metal according to claim 1 is characterized in that, described cooling tank comprises water jacket frame and the inside groove frame of intussusception, and described water jacket frame oral area edge is provided with the regulating mechanism of control inside groove frame adjustable height.
5. continuous quenching cooling system for strip metal according to claim 1, it is characterized in that, described liquid circulation mechanism comprises the retention tank of oil pump and cooling fluid, the retention tank wall is provided with oil return opening and oil pumping mouth, the oil pumping mouth is communicated with the import of oil pump, end face and the bottom surface of described retention tank inner chamber are staggeredly equipped with baffle plate, and baffle plate is separated into the cooling room of several connections with the retention tank inner chamber, is provided with water cooler in the cooling room.
6. continuous quenching cooling system for strip metal according to claim 5 is characterized in that, described water cooler is the spiral coil of interior logical water coolant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110048412 CN102086482B (en) | 2011-03-01 | 2011-03-01 | Continuous quenching cooling system for strip metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110048412 CN102086482B (en) | 2011-03-01 | 2011-03-01 | Continuous quenching cooling system for strip metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102086482A CN102086482A (en) | 2011-06-08 |
| CN102086482B true CN102086482B (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110048412 Expired - Fee Related CN102086482B (en) | 2011-03-01 | 2011-03-01 | Continuous quenching cooling system for strip metal |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866099B (en) * | 2012-12-10 | 2016-03-16 | 株式会社天田 | Bands for band material continuous quenching refrigerating unit |
| CN105251811A (en) * | 2015-11-16 | 2016-01-20 | 梁俊 | Electric heating straightening groove for fishing pole |
| CN106148671A (en) * | 2016-08-28 | 2016-11-23 | 浙江宏恩智能装备技术有限公司 | A kind of steel band vertical continuous quenching unit and process for quenching |
| CN107138545A (en) * | 2017-06-27 | 2017-09-08 | 湖州南浔荣业金属材料有限公司 | Metal wire lubricates processing unit (plant) |
| CN107365892B (en) * | 2017-08-31 | 2018-09-28 | 大连东非特钢制品有限公司 | A kind of quenching and tempering treatment device |
| CN111961832B (en) * | 2020-08-15 | 2023-11-21 | 巩义市恒铭金属制品有限公司 | Processing technology of ultrahigh-strength spring steel wire |
| CN115232934B (en) * | 2022-08-01 | 2023-05-12 | 湖南工学院 | Automatic quenching equipment of alloy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4312094A (en) * | 1978-12-26 | 1982-01-26 | Daverio Jean Claude | Apparatus for rapidly cooling elongated metallic products during their movement in longitudinal direction by a liquid cooling jet and for removing the latter from the surface of the product after the cooling |
| CN201236198Y (en) * | 2008-08-04 | 2009-05-13 | 浙江佰耐钢带有限公司 | Quenching apparatus without hydraulic plate for continuously quenching steel belt |
| CN101519716A (en) * | 2009-04-10 | 2009-09-02 | 金轮科创股份有限公司 | Metal card clothing embedding oil quenching device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61295331A (en) * | 1985-06-25 | 1986-12-26 | Mitsubishi Heavy Ind Ltd | Cooler for traveling steel sheet |
| JPS61295328A (en) * | 1985-06-25 | 1986-12-26 | Mitsubishi Heavy Ind Ltd | Cooler for steel strip |
-
2011
- 2011-03-01 CN CN 201110048412 patent/CN102086482B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4312094A (en) * | 1978-12-26 | 1982-01-26 | Daverio Jean Claude | Apparatus for rapidly cooling elongated metallic products during their movement in longitudinal direction by a liquid cooling jet and for removing the latter from the surface of the product after the cooling |
| CN201236198Y (en) * | 2008-08-04 | 2009-05-13 | 浙江佰耐钢带有限公司 | Quenching apparatus without hydraulic plate for continuously quenching steel belt |
| CN101519716A (en) * | 2009-04-10 | 2009-09-02 | 金轮科创股份有限公司 | Metal card clothing embedding oil quenching device |
Non-Patent Citations (2)
| Title |
|---|
| JP昭61-295328A 1986.12.26 |
| JP昭61-295331A 1986.12.26 |
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| CN102086482A (en) | 2011-06-08 |
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