CN201261793Y - Brilliant isothermal normalizing production system - Google Patents
Brilliant isothermal normalizing production system Download PDFInfo
- Publication number
- CN201261793Y CN201261793Y CNU2008201654667U CN200820165466U CN201261793Y CN 201261793 Y CN201261793 Y CN 201261793Y CN U2008201654667 U CNU2008201654667 U CN U2008201654667U CN 200820165466 U CN200820165466 U CN 200820165466U CN 201261793 Y CN201261793 Y CN 201261793Y
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Abstract
The utility model relates to a bright isothermal normalizing production system, which comprises a feeding platform, a normalizing heating furnace, a sealed rapid cooling chamber, a normalizing furnace, a water cooling chamber and a discharging platform. The feeding platform, the normalizing heating furnace, the sealed rapid cooling chamber, the normalizing furnace, the water cooling camber and the discharging platform are connected in sequence and internally form a communicated inner cavity; a front vacuum chamber is formed between the feeding platform and the normalizing heating furnace, a transition chamber is formed between the normalizing heating furnace and the sealed rapid cooling chamber, a back transition chamber is formed between the sealed rapid cooling chamber and the normalizing furnace, and a back vacuum chamber is formed between the water cooling chamber and the discharging platform; air-tight doors are respectively arranged in the opening position at two ends of the normalizing heating furnace, the sealed rapid cooling chamber, the normalizing furnace, the front vacuum chamber and the back vacuum chamber; and a water cooling chamber door is installed on the opening end surface of the back vacuum chamber near the water cooling chamber. The system has the advantages that oxidization does not exist in heat treatment product, hardness difference is small, materials are saved, and the problems that product quality has too large fluctuation and steel has serious burning loss and is seriously oxidized are solved; the bright isothermal normalizing realizes the ideal effect of excellent quality, energy and materials conservation, and environmental protection.
Description
Technical field
The utility model relates generally to the Equipment for Heating Processing field of steel alloy, mainly is a kind of brilliant isothermal normalizing production system.
Background technology
In recent years, for general normalizing, steel alloy can obtain comparatively ideal equiaxed grain structure, significantly improves mechanical mechanics property, reduces final heat treatment deformation with advanced isothermal normalizing technology generation.Extensively adopt this modern technique in automobile and motorcycle, gear, the precision component manufacturing.
The isothermal normalizing production line is a key equipment of implementing this technology.In the prior art, the isothermal normalizing production line occurs with the push rod furnace type, heating and cooling equipment unprotect atmosphere, and oxidation and decarbonization is serious.As everyone knows, adopt the push rod furnace heating, transfer bar mechanism, charging tray, charging basket heaviness exist heat-up time long, heat uneven drawback, and the quality product fluctuation is bigger than normal, the energy consumption height, and the steel burn out rate is big.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, and the brilliant isothermal normalizing production system of a kind of simple in structure, high-quality, energy-conserving and environment-protective is provided.
The utility model solves the technical scheme that its technical problem adopts: this brilliant isothermal normalizing production system, mainly comprise loading bay, the normalizing process furnace, sealing rapid cooling chamber, constant-temperature oven, water cooling chamber and discharge pedestal, loading bay, the normalizing process furnace, sealing rapid cooling chamber, constant-temperature oven, water cooling chamber and discharge pedestal connect and form in inside the inner chamber of perforation successively, be provided with the chamber, initial vacuum between loading bay and the normalizing process furnace, be provided with transition chamber between normalizing process furnace and the sealing rapid cooling chamber, be provided with the back transition chamber between sealing rapid cooling chamber and the constant-temperature oven, be provided with the final vacuum chamber between water cooling chamber and the discharge pedestal, in the inner chamber that connects, be provided with the live roll that is used for place work piece; The both ends open place of described normalizing process furnace, sealing rapid cooling chamber, constant-temperature oven, chamber, initial vacuum and final vacuum chamber is equipped with hermatic door, and the water cooling chamber is provided with water cooling chamber's door near the open end-face place of final vacuum chamber.
Described sealing rapid cooling chamber top is provided with the sealing recirculation blower, is provided with heat exchanger between the blast inlet of sealing recirculation blower and the upper surface of live roll, and the air outlet of sealing recirculation blower is connected to the lower surface of live roll by pipeline.
Be provided with the infrared thermometry device in the described sealing rapid cooling chamber.
Described hermatic door is provided with lifting gear.
Described live roll is provided with the charging basket that loads workpiece.
The effect that the utility model is useful is: this hermetic production line structure; guaranteeing heating and cooling under the protection of nitrogen gas; implement brilliant isothermal normalizing, add the design of high-strength thin-walled structure charging basket, making the isothermal normalizing skill upgrading is the brilliant isothermal normalizing technology.Adopt full roller rod transmission technology, the transmission speed stepless frequency conversion is adjustable, and running is steadily reliable.Transmission in the live roll stove, furnace wall roller rod place selects typing hole brick for use, adopts high-quality heat-insulation and heat-preservation material, and the sealing of two end axles bearing is installed, and the transmission heat lost by radiation greatly descends; Charging basket is designed to high-strength thin-walled structure, and weight saving 1/2nd has not only improved heating quality, has also reduced the invalid energy consumption of charging basket.Compare with the isothermal normalizing production line of traditional push rod furnace type, heat treated article non-oxidation of the present utility model, the hardness scattered error is little, energy-conservation province material achieves noticeable achievement, become the ideal behavior of thermal treatment sophisticated equipment, to have solved quality product fluctuation bigger than normal, the problem that the oxidation of steel scaling loss is serious, and brilliant isothermal normalizing has been realized the ideal effect of high-quality, the material environmental protection of energy-conservation province.
Description of drawings
Fig. 1 is the utility model structural representation.
Description of reference numerals: loading bay 1, live roll 2, charging basket 3, hermatic door 4, lifting gear 5, chamber, initial vacuum 6, normalizing process furnace 7, transition chamber 8, heat exchange chamber 9, sealing rapid cooling chamber 10, sealing recirculation blower 11, infrared thermometry device 12, back transition chamber 13, constant-temperature oven 14, water cooling chamber 15, water cooling chamber's door 16, final vacuum chamber 17, discharge pedestal 18, nitrogen inlet 19.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, this brilliant isothermal normalizing production system, mainly comprise loading bay 1, normalizing process furnace 7, sealing rapid cooling chamber 10, constant-temperature oven 14, water cooling chamber 15 and discharge pedestal 18, sealing rapid cooling chamber 10 tops are provided with sealing recirculation blower 11, be provided with heat exchanger 9 between the blast inlet of sealing recirculation blower 11 and the upper surface of live roll 2, the air outlet of sealing recirculation blower 11 is connected to the lower surface of live roll 2 by pipeline, also is provided with infrared thermometry device 12 in the sealing rapid cooling chamber 10.Workpiece carries out isothermal transformation in constant-temperature oven 14.Loading bay 1, normalizing process furnace 7, sealing rapid cooling chamber 10, constant-temperature oven 14, water cooling chamber 15 and discharge pedestal 18 connect and form in inside the inner chamber of perforation successively.The both ends open place of normalizing process furnace 7, sealing rapid cooling chamber 10, constant-temperature oven 14, chamber, initial vacuum 6 and final vacuum chamber 17 is equipped with hermatic door 4, and hermatic door 4 is provided with lifting gear 5.Be provided with chamber, initial vacuum 6 between loading bay 1 and the normalizing process furnace 7, operation lifting gear 5, workpiece is from entering whole production line here.Be provided with transition chamber 8 between normalizing process furnace 7 and the sealing rapid cooling chamber 10, be provided with back transition chamber 13 between sealing rapid cooling chamber 10 and the constant-temperature oven 14, be provided with final vacuum chamber 17 between water cooling chamber 15 and the discharge pedestal 18, water cooling chamber 15 is provided with water cooling chamber's door 16 near the open end-face place of final vacuum chamber 13, is convenient to the vacuum air-locked and the discharging of production line.Whole production line is provided with the live roll 2 that is used for place work piece in the inner chamber that connects, be used for workpiece is transmitted in total system, also can be by the speed of control live roll 2, adjust the operation of total system, the live roll 2 of production line is provided with the charging basket 3 that is used to load workpiece, and charging basket 3 is designed to high-strength thin-walled structure.
Whole production line adopts sealed attachment, and not oxidation when guaranteeing heating under the shielding gas condition, cooling and isothermal transformation reaches " light " isothermal normalizing.The design of hermatic door 4, transition chamber 8 and back transition chamber 13 has reduced the spill losses of shielding gas nitrogen, also prevents calorific loss simultaneously.The design of chamber, initial vacuum 6, final vacuum chamber 17 stops charging basket 3 therein and finishes forvacuum, inflated with nitrogen, stablizes the purity of shielding gas, also helps the stable of furnace pressure, can also save nitrogen consumption, reduces calorific loss, and energy-saving and emission-reduction consumption reduction effect is obvious.The sealing rapid cooling chamber 10 of this brilliant isothermal normalizing production system, good seal performance; The high temperature workpiece enters this chamber, and cooling air (generally adopts nitrogen, is provided with nitrogen inlet 19 below the heat exchanger 9, under the driving of sealing recirculation blower 11, by the heat exchange of heat exchanger 9, the upper and lower surface of workpiece is lowered the temperature quickly and evenly as shown in FIG.); By the control of infrared thermometry device 12, can control opening and stopping of heat exchanger 9 and sealing recirculation blower 11 automatically, realize that quick refrigerative controls automatically.The workpiece that isothermal transformation finishes, because temperature is higher, must be cold soon in water cooling chamber 15, after being come out of the stove, workpiece exempts from oxidation, guaranteed that the outward appearance light after workpiece is come out of the stove is attractive in appearance.Except charging, discharging by manually finishing, the temperature control of this brilliant isothermal normalizing production system, automatically controlled and time variable control all realize control automatically.
In addition to the implementation, all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (5)
1, a kind of brilliant isothermal normalizing production system, mainly comprise loading bay (1), normalizing process furnace (7), sealing rapid cooling chamber (10), constant-temperature oven (14), water cooling chamber (15) and discharge pedestal (18), it is characterized in that: loading bay (1), normalizing process furnace (7), sealing rapid cooling chamber (10), constant-temperature oven (14), water cooling chamber (15) and discharge pedestal (18) connect and form in inside the inner chamber of perforation successively, be provided with chamber, initial vacuum (6) between loading bay (1) and the normalizing process furnace (7), be provided with transition chamber (8) between normalizing process furnace (7) and the sealing rapid cooling chamber (10), be provided with back transition chamber (13) between sealing rapid cooling chamber (10) and the constant-temperature oven (14), be provided with final vacuum chamber (17) between water cooling chamber (15) and the discharge pedestal (18), in the inner chamber that connects, be provided with the live roll (2) that is used for place work piece; The both ends open place of described normalizing process furnace (7), sealing rapid cooling chamber (10), constant-temperature oven (14), chamber, initial vacuum (6) and final vacuum chamber (17) is equipped with hermatic door (4), and water cooling chamber (15) are provided with water cooling chamber's door (16) near the open end-face place of final vacuum chamber (17).
2, brilliant isothermal normalizing production system according to claim 1, it is characterized in that: described sealing rapid cooling chamber (10) top is provided with sealing recirculation blower (11), be provided with heat exchanger (9) between the blast inlet of sealing recirculation blower (11) and the upper surface of live roll (2), the air outlet of sealing recirculation blower (11) is connected to the lower surface of live roll (2) by pipeline.
3, brilliant isothermal normalizing production system according to claim 1 and 2 is characterized in that: be provided with infrared thermometry device (12) in the described sealing rapid cooling chamber (10).
4, brilliant isothermal normalizing production system according to claim 1 is characterized in that: described hermatic door (4) is provided with lifting gear (5).
5, brilliant isothermal normalizing production system according to claim 1 is characterized in that: described live roll (2) is provided with the charging basket (3) that loads workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201654667U CN201261793Y (en) | 2008-09-27 | 2008-09-27 | Brilliant isothermal normalizing production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201654667U CN201261793Y (en) | 2008-09-27 | 2008-09-27 | Brilliant isothermal normalizing production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201261793Y true CN201261793Y (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201654667U Expired - Lifetime CN201261793Y (en) | 2008-09-27 | 2008-09-27 | Brilliant isothermal normalizing production system |
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| Country | Link |
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| CN (1) | CN201261793Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363071B (en) * | 2008-09-27 | 2010-06-16 | 杭州金舟电炉有限公司 | Brilliant isothermal normalizing production system |
| CN102399953A (en) * | 2011-12-26 | 2012-04-04 | 天津市鼎元工业炉新技术开发有限公司 | Suspended isothermal normalizing production line |
| CN104911307A (en) * | 2015-05-08 | 2015-09-16 | 湖州华虹工业炉有限公司 | Mesh belt normalizing furnace |
| CN106755806A (en) * | 2017-01-06 | 2017-05-31 | 无锡职业技术学院 | Diesel engine high-pressure co-rail needle-valve body heat treatment method |
-
2008
- 2008-09-27 CN CNU2008201654667U patent/CN201261793Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363071B (en) * | 2008-09-27 | 2010-06-16 | 杭州金舟电炉有限公司 | Brilliant isothermal normalizing production system |
| CN102399953A (en) * | 2011-12-26 | 2012-04-04 | 天津市鼎元工业炉新技术开发有限公司 | Suspended isothermal normalizing production line |
| CN102399953B (en) * | 2011-12-26 | 2013-05-29 | 天津市鼎元工业炉新技术开发有限公司 | Suspended isothermal normalizing production line |
| CN104911307A (en) * | 2015-05-08 | 2015-09-16 | 湖州华虹工业炉有限公司 | Mesh belt normalizing furnace |
| CN106755806A (en) * | 2017-01-06 | 2017-05-31 | 无锡职业技术学院 | Diesel engine high-pressure co-rail needle-valve body heat treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090624 Effective date of abandoning: 20080927 |