CN105907922A - Thermal treatment device and method of chrome alloy steel - Google Patents
Thermal treatment device and method of chrome alloy steel Download PDFInfo
- Publication number
- CN105907922A CN105907922A CN201610530219.1A CN201610530219A CN105907922A CN 105907922 A CN105907922 A CN 105907922A CN 201610530219 A CN201610530219 A CN 201610530219A CN 105907922 A CN105907922 A CN 105907922A
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- China
- Prior art keywords
- heating
- heating tank
- annular
- alloyed steel
- wall
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/40—Direct resistance heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention provides a thermal treatment device and method of chrome alloy steel, and relates to the technical field of thermal treatment of chrome alloy steel. The device comprises a first heating groove and a second heating groove which are of circular barrel shaped structures, and the top parts and the bottom parts of the first heating groove and the second heating groove are opened; axes of the first heating groove and the second heating groove are overlapped; the second heating groove is positioned in the first heating groove. The device further comprises a plurality of first heaters and a plurality of second heaters; the plurality of first heaters and the plurality of second heaters are correspondingly arranged on the inner wall of the first heating groove and the outer wall of the second heating groove; an annular heating chamber is formed between the inner wall of the first heating groove and the outer wall of the second heating groove and is used for heating a material to be heated inside. The device is reasonable in structural design, good in material heating effect and high in efficiency.
Description
Technical field
The present invention relates to chromium alloyed steel technical field of heat treatment, be specifically related to annealing device and the place of a kind of chromium alloyed steel
Reason method.
Background technology
Annealing device is the device that material carries out heat treated, and current existing annealing device adds thermal effect mostly
Rate is the highest, and heats is poor, it is impossible to heat material efficiently, and major part structure is complicated, and infrastructure cost is high, and heating
Function singleness.
In consideration of it, need existing heater is further improved.
Summary of the invention
For the deficiencies in the prior art, the invention provides annealing device and the processing method of a kind of chromium alloyed steel, can
To be greatly improved the heats to material and the efficiency of heating surface.
For realizing object above, the present invention is achieved by the following technical programs:
A kind of annealing device of chromium alloyed steel, including the first heating tank and the second heating tank, described first heating tank and
Second heating tank is columnar structured, top and bottom opening, and the first heating tank and the dead in line of the second heating tank, institute
State the second heating tank and be positioned at described first heating tank, also include some primary heaters and some secondary heaters, if described
Dry primary heater and some secondary heaters are separately positioned on inwall and the outer wall of the second heating tank of described first heating tank
On, formed between the heating of annular between inwall and the outer wall of the second heating tank of described first heating tank, for adding annular
Material to be heated in heat heats.
Further, also including some first annular gripper shoes, the limit, outer ring of described first annular gripper shoe is fixing to be connected
On the inwall of described first heating tank, described some first annular gripper shoes include multiple, are sequentially distributed setting from top to bottom
On the inwall of described first heating tank, described primary heater includes first annular cylinder and heater strip, described heater strip spiral shell
Rotation is positioned in described first annular cylinder, and described primary heater includes multiple, in each first annular gripper shoe described
It is placed with a first annular cylinder.
Further, also including some second annular backup pads, the inner ring limit of described second annular backup pad is fixing to be connected
On the outer wall of described second heating tank, described some second annular backup pads include multiple, are sequentially distributed setting from top to bottom
On the inwall of described second heating tank, described secondary heater includes the second circular cylinder and heater strip, described heater strip spiral shell
Rotation is positioned in described second circular cylinder, and described secondary heater includes multiple, on each second annular backup pad described
It is placed with second circular cylinder.
Further, described first annular cylinder is network structure towards the side between heating, towards the first heating tank
One side seal of medial wall；Described second circular cylinder is network structure towards the side between heating, towards the second heating tank
One side seal of lateral wall.
Further, the outer exterior wall of the first heating tank and the inner wall of described second heating tank are additionally provided with heat-insulation layer.
Further, heat-insulation layer is insulating brick-layer, and described insulating brick-layer is piled up and uniformly piled up at described first heating tank
Outer exterior wall and the inner wall of described second heating tank.
Further, first annular gripper shoe and the second annular backup pad are respectively provided with three, described three first annular
Fagging equidistantly distributes on the inwall being arranged on described first heating tank the most successively, described three the second annular backup pads
Equidistantly distribute the most successively on the outer wall being arranged on described second heating tank.
Further, described first annular gripper shoe is identical with the number of the second annular backup pad, and from top to bottom every
The first annular gripper shoe of one layer and the second annular backup pad highly consistent.
Further, being additionally provided with an electrically heated rod, described heating rod is positioned at the inside of described second heating tank, vertically divides
Cloth.
The processing method of the annealing device of a kind of chromium alloyed steel, comprises the following steps:
1) chromium alloyed steel to be heated is placed in described heating chamber, is warming up to (890-900) DEG C, be incubated (50-70)
min；
2) chromium alloyed steel after heated between present invention heating is quenched；
3), in the chromium alloyed steel after described quenching cooling being placed between described heating, it is warming up to (580-620) DEG C, insulation
(150-200)min；
4) chromium alloyed steel after heated between present invention heating is placed in air cooling, obtains product.
It is an advantage of the current invention that: material can be entered between the heating of the annular that the first heating tank and the second heating tank are formed
Row comprehensively heating, the efficiency of heating surface is high；First annular gripper shoe and the second annular backup pad may be used for placing easily first
Heater and secondary heater, be easy for installation and removal；Side between heating is network structure, towards the outside of the second heating tank
One side seal of wall so that material can be heated by heat efficiently；Heat-insulation layer can effectively be incubated between heating,
Prevent heat losses；Inside the second heating tank, the second heating tank can be heated further, improve the efficiency of heating surface；This
Bright general structure design is reasonable, and heats and efficiency to material are the highest.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is top view of the present invention；
Fig. 2 is front view of the present invention；
Fig. 3 is the sectional view of the first annular cylinder of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
In conjunction with the annealing device of accompanying drawing a kind of chromium alloyed steel of 1-Fig. 3, including the first heating tank 101 and the second heating tank
201, described first heating tank 101 and the second heating tank 201 are columnar structured, top and bottom opening, and the first heating
Groove 101 and the dead in line of the second heating tank 201, described second heating tank 201 is positioned at described first heating tank 101, also wraps
Including some primary heaters and some secondary heaters, described some primary heaters and some secondary heaters are separately positioned on
On the inwall of described first heating tank and the outer wall of the second heating tank, outside the inwall of described first heating tank and the second heating tank
Forming between the heating of annular 301 between wall, the material to be heated in 301 heats between by the heating of annular.
Further, also including some first annular gripper shoes 102, the limit, outer ring of described first annular gripper shoe 102 is solid
Surely being connected on the inwall of described first heating tank 101, described some first annular gripper shoes 102 include multiple, from top to bottom
Being sequentially distributed on the inwall being arranged on described first heating tank 101, described primary heater includes first annular cylinder 103 and adds
Heated filament 40, described heater strip 40 spiral is positioned in described first annular cylinder 103, and described primary heater includes multiple, institute
State and in each first annular gripper shoe 104, be placed with a first annular cylinder 103.
Further, also including some second annular backup pads 202, the inner ring limit of described second annular backup pad 202 is solid
Surely being connected on the outer wall of described second heating tank 201, described some second annular backup pads 202 include multiple, from top to bottom
Being sequentially distributed on the inwall being arranged on described second heating tank 201, described secondary heater includes the second circular cylinder 203 and adds
Heated filament 40, described heater strip 40 spiral is positioned in described second circular cylinder 203, and described secondary heater includes multiple, institute
State and on each second annular backup pad 202, be placed with second circular cylinder 203.
Further, described first annular cylinder 103 towards heating between 301 side be network structure, add towards first
One side seal of the medial wall of heat channel；Described second circular cylinder towards heating between 301 side be network structure, towards second
One side seal of the lateral wall of heating tank 201.
Further, the outer exterior wall of the first heating tank 101 and the inner wall of described second heating tank 201 are additionally provided with guarantor
Temperature layer 50；
Described heat-insulation layer 50 is insulating brick-layer, and described insulating brick-layer is piled up and uniformly piled up at described first heating tank 101
Outer exterior wall and the inner wall of described second heating tank 201.
Further, described some first annular gripper shoes 102 equidistantly distribute the most successively and are arranged on described
On the inwall of one heating tank 101, described some second annular backup pads 202 equidistantly distribute the most successively be arranged on described
On the outer wall of the second heating tank 201.
Further, described first annular gripper shoe 102 is identical with the number of the second annular backup pad 202, and from lower to
On the first annular gripper shoe 102 of each layer and the second annular backup pad 202 highly consistent.
Further, being additionally provided with an electrically heated rod, described heating rod is positioned at the inside of described second heating tank, vertically divides
Cloth.
The processing method of the annealing device of a kind of chromium alloyed steel, comprises the following steps:
1) chromium alloyed steel to be heated is placed in described heating chamber, is warming up to (890-900) DEG C, be incubated (50-70)
min；
2) chromium alloyed steel after heated between present invention heating is quenched；
3), in the chromium alloyed steel after described quenching cooling being placed between described heating, it is warming up to (580-620) DEG C, insulation
(150-200)min；
4) chromium alloyed steel after heated between present invention heating is placed in air cooling, obtains product.
It is an advantage of the current invention that: material can be entered between the heating of the annular that the first heating tank and the second heating tank are formed
Row comprehensively heating, the efficiency of heating surface is high；First annular gripper shoe and the second annular backup pad may be used for placing easily first
Heater and secondary heater, be easy for installation and removal；Side between heating is network structure, towards the outside of the second heating tank
One side seal of wall so that material can be heated by heat efficiently；Heat-insulation layer can effectively be incubated between heating,
Prevent heat losses；Inside the second heating tank, the second heating tank can be heated further, improve the efficiency of heating surface；This
Bright general structure design is reasonable, and heats and efficiency to material are the highest.
It should be noted that in this article, the relational terms of such as first and second or the like is used merely to a reality
Body or operation separate with another entity or operating space, and deposit between not necessarily requiring or imply these entities or operating
Relation or order in any this reality.And, term " includes ", " comprising " or its any other variant are intended to
Comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include that those are wanted
Element, but also include other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that
Including process, method, article or the equipment of described key element there is also other identical element.
Above example only in order to technical scheme to be described, is not intended to limit；Although with reference to previous embodiment
The present invention is described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature is carried out equivalent；And these amendment or
Replace, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the annealing device of a chromium alloyed steel, it is characterised in that include the first heating tank and the second heating tank, described first
Heating tank and the second heating tank are columnar structured, top and bottom opening, and the first heating tank and the axle of the second heating tank
Line overlaps, and described second heating tank is positioned at described first heating tank, also includes some primary heaters and some second heating
Device, described some primary heaters and some secondary heaters are separately positioned on inwall and second heating of described first heating tank
On the outer wall of groove, being formed between the heating of annular between inwall and the outer wall of the second heating tank of described first heating tank, being used for will
Material to be heated in the heating of annular heats.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 1, it is characterised in that also include some first annular
Gripper shoe, the limit, outer ring of described first annular gripper shoe is fixedly connected on the inwall of described first heating tank, and described some
One annular backup pad includes multiple, is sequentially distributed from top to bottom on the inwall being arranged on described first heating tank, and described first adds
Hot device includes that first annular cylinder and heater strip, described heater strip spiral are positioned in described first annular cylinder, described first
Heater includes multiple, and each first annular gripper shoe described is placed with a first annular cylinder.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 2, it is characterised in that also include some second annulars
Gripper shoe, the inner ring limit of described second annular backup pad is fixedly connected on the outer wall of described second heating tank, and described some
Second ring gripper shoe includes multiple, is sequentially distributed from top to bottom on the inwall being arranged on described second heating tank, and described second adds
Hot device includes that the second circular cylinder and heater strip, described heater strip spiral are positioned in described second circular cylinder, described second
Heater includes multiple, and each second annular backup pad described is placed with second circular cylinder.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 3, it is characterised in that described first annular cylinder court
Side between heating is network structure, towards a side seal of the medial wall of the first heating tank；Described second circular cylinder court
Side between heating is network structure, towards a side seal of the lateral wall of the second heating tank.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 1, it is characterised in that outside the outer wall of the first heating tank
The inner wall of side and described second heating tank is additionally provided with heat-insulation layer.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 5, it is characterised in that heat-insulation layer is insulating brick-layer, institute
State insulating brick-layer to pile up and uniformly piling up at the outer exterior wall of described first heating tank and the inner wall of described second heating tank.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 3, it is characterised in that first annular gripper shoe and
Second ring gripper shoe is respectively provided with three, described three first annular gripper shoes equidistantly distribute the most successively be arranged on described
On the inwall of the first heating tank, described three the second annular backup pads equidistantly distribute the most successively and are arranged on described second
On the outer wall of heating tank.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 7, it is characterised in that described first annular gripper shoe
Identical with the number of the second annular backup pad, and the first annular gripper shoe of each layer from top to bottom and the second annular backup pad
Highly consistent.
The annealing device of a kind of chromium alloyed steel the most as claimed in claim 1, it is characterised in that be additionally provided with an electrical heating
Rod, described heating rod is positioned at the inside of described second heating tank, is vertically distributed.
10. use a processing method for the annealing device of the arbitrary described a kind of chromium alloyed steel of claim 1-9, its feature
It is, comprises the following steps:
1) chromium alloyed steel to be heated is placed in described heating chamber, is warming up to (890-900) DEG C, be incubated (50-70) min；
2) chromium alloyed steel after heated between present invention heating is quenched；
3), in the chromium alloyed steel after described quenching cooling being placed between described heating, it is warming up to (580-620) DEG C, insulation
(150-200)min；
4) chromium alloyed steel after heated between present invention heating is placed in air cooling, obtains product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530219.1A CN105907922A (en) | 2016-07-07 | 2016-07-07 | Thermal treatment device and method of chrome alloy steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610530219.1A CN105907922A (en) | 2016-07-07 | 2016-07-07 | Thermal treatment device and method of chrome alloy steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105907922A true CN105907922A (en) | 2016-08-31 |
Family
ID=56753942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610530219.1A Pending CN105907922A (en) | 2016-07-07 | 2016-07-07 | Thermal treatment device and method of chrome alloy steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105907922A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733761A (en) * | 2012-06-27 | 2012-10-17 | 葫芦岛龙源采油配套设备有限公司 | Pumping rods with miter rod heads |
| CN103924046A (en) * | 2014-05-06 | 2014-07-16 | 佛山市南海矽钢铁芯制造有限公司 | Vacuum annealing furnace |
| CN203722844U (en) * | 2014-01-24 | 2014-07-16 | 河南同兴仪器设备有限公司 | Novel column oven heating wire insulating bracket |
| CN205741096U (en) * | 2016-07-07 | 2016-11-30 | 安庆市庆华精工机械有限责任公司 | A kind of annealing device of chromium alloyed steel |
-
2016
- 2016-07-07 CN CN201610530219.1A patent/CN105907922A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733761A (en) * | 2012-06-27 | 2012-10-17 | 葫芦岛龙源采油配套设备有限公司 | Pumping rods with miter rod heads |
| CN203722844U (en) * | 2014-01-24 | 2014-07-16 | 河南同兴仪器设备有限公司 | Novel column oven heating wire insulating bracket |
| CN103924046A (en) * | 2014-05-06 | 2014-07-16 | 佛山市南海矽钢铁芯制造有限公司 | Vacuum annealing furnace |
| CN205741096U (en) * | 2016-07-07 | 2016-11-30 | 安庆市庆华精工机械有限责任公司 | A kind of annealing device of chromium alloyed steel |
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Application publication date: 20160831 |