CN106086317A - Heat treatment method - Google Patents
Heat treatment method Download PDFInfo
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- CN106086317A CN106086317A CN201610545828.4A CN201610545828A CN106086317A CN 106086317 A CN106086317 A CN 106086317A CN 201610545828 A CN201610545828 A CN 201610545828A CN 106086317 A CN106086317 A CN 106086317A
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- rack
- layer
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- heat treatment
- heating furnace
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- 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
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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 discloses a kind of heat treatment method, including: the base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively；Part on base and all rack-layers is heated simultaneously；Heating terminates after the part on base and all rack-layers cools down, and each rack-layer is risen by corresponding lowering or hoisting gear respectively from top to bottom and pulls down from frame lower limb.The multiple structure formed by rack-layer, when more than one piece heavy parts is carried out heat treatment simultaneously, respectively each part can be placed in a rack-layer, on the premise of not stacking part, more than one piece heavy parts is carried out simultaneously heat treatment, when needing to take out part from heating furnace, each rack-layer can be risen by being arranged on the lowering or hoisting gear below rack-layer the most respectively, it is easy to take out the rack-layer at each part and its place, thus realizes more than one piece heavy parts is carried out heat treatment operation simultaneously.
Description
Technical field
The present invention relates to the Field of Heat-treatment of part, particularly to a kind of heat treatment method.
Background technology
The heat treatment of metal is to be placed on metal works in certain medium to be heated to suitable temperature, and in this temperature
After keeping certain time, again with a kind of process of certain speed cooling, pass through Technology for Heating Processing, thus it is possible to vary metal works
Internal microstructure, thus improve the serviceability of workpiece.
Generally metal is carried out heat treatment, be that part is laid on heat-treatment furnace base plate, or part is being laid in the end
After on plate, then the part of a small amount of lighter in weight of stacking thereon, then carry out heat treatment operation, when part is bigger, it is impossible to will
Multiple parts are laid in when carrying out heat treatment on base simultaneously, in order to not affect the quality of processing, when preventing part stacking from heating,
Causing the deformation of lower floor's part, can only be lain in by single part every time and carry out heat treatment on base plate, production efficiency is the lowest.
Summary of the invention
In order to solve single heavy parts to be carried out heat treatment, the problem that production efficiency is low, the embodiment of the present invention carries
Supply a kind of heat treatment method.Described technical scheme is as follows:
Embodiments providing a kind of heat treatment method, described method includes:
The base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively, described base
Vertically be provided with on and if quarrel lower limb, and if described quarrel lower limb the most in the same plane, each described rack-layer is all sheathed on described some
On frame lower limb, described between described base and the described rack-layer adjacent with described base and between adjacent two described rack-layers
It is arranged with sleeve pipe on frame lower limb, each described rack-layer is equipped with lowering or hoisting gear, and each described lowering or hoisting gear is fixed on the institute of correspondence
State the lower section of rack-layer between described base and the described rack-layer adjacent with described base and adjacent two described rack-layers
Between；
Part on described base and all described rack-layers is heated simultaneously；
Heating terminates after the part on described base and all described rack-layers cools down, from top to bottom by each described rack-layer
Risen by corresponding described lowering or hoisting gear respectively and pull down from described frame lower limb.
Further, the base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively
In, including:
By in described base lifting to heating furnace base plate, by part lifting to described base；
If described casing pipe sleeve is contained in described quarreling on lower limb, put on lower limb if the first rack-layer being sling and being sleeved on described quarreling
It is placed on described sleeve pipe, by part lifting to described first rack-layer；
By the method installing described first rack-layer, remaining described rack-layer and described part are installed on described base；
The described heating furnace base plate carrying described base and all described rack-layers is put in heating furnace.
Further, by the hanger on described spud leg by described base lifting to described heating furnace base plate, by often
Each described rack-layer is risen to sling and is arranged on described frame lower limb by the hanger in individual described rack-layer.
Further, described method also includes:
After heating terminates, by described base and overlay owning on described base by the hanger on described frame lower limb
Described rack-layer is lifted by crane simultaneously and is put in cooling medium and cools down.
Further, described lowering or hoisting gear is crossing type lifting apparatus, described crossing type lifting apparatus include upper backup pad,
Upper backup pad and described lower support described in lower supporting plate, the scalable being connected between described upper backup pad and described lower supporting plate
The bar linkage structure that between plate, the in the vertical direction of vertical distance is flexible is dynamic be removably mounted on described bar linkage structure
Power unit, described upper backup pad is fixed on the lower section of described rack-layer.
Further, described method also includes: before heating described part, disassembled by described power unit；When
Heating terminates after the part on described base and all described rack-layers cools down, when needing to take out described rack-layer, by described dynamic
Power unit is arranged on described bar linkage structure.
Further, described base and each described rack-layer being additionally provided with some kidney slots, described some kidney slots are uniform
It is distributed on the circumference with the center of described base and described rack-layer as the center of circle and each described kidney slot is with in described rack-layer
The heart is radially extending of the center of circle, is provided with the bolt for retaining element slidably in each described kidney slot.
Further, after being respectively placed in by part in described base and each described rack-layer, described method is also wrapped
Include:
Adjust each described bolt, each described bolt is adjacent to described part and described bolt is fixed.
Further, when described part is axial workpiece, the base being placed with part is placed with part with several
Rack-layer be stacked in successively in heating furnace, including:
By in described base lifting to heating furnace base plate；
Described rack-layer is arranged on above described base, after then described axial workpiece being passed the through hole in described rack-layer
Described axial workpiece is vertically placed on described base；
The described heating furnace base plate carrying described base and all described rack-layers is put in heating furnace.
Further, the base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively
In, also include:
Second rack-layer is installed on above the first rack-layer, then by described axial workpiece through leading in described second rack-layer
Behind hole, described axial workpiece is vertically placed in described first rack-layer.
The technical scheme that the embodiment of the present invention provides has the benefit that the multiple structure consisted of rack-layer,
When more than one piece heavy parts is carried out heat treatment simultaneously, can respectively each part be placed in a rack-layer, not stacking zero
On the premise of part, more than one piece heavy parts is carried out simultaneously heat treatment, when needing to take out part from heat treatment tooling, can be from upper
Each rack-layer is risen by being arranged on the lowering or hoisting gear below rack-layer respectively to lower, it is simple to by each part and its place
Rack-layer is taken out, thus realizes carrying out more than one piece heavy parts heat treatment operation simultaneously.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only one embodiment of the present of invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the flow chart of the heat treatment method that the embodiment of the present invention 1 provides；
Fig. 2 is the attachment structure schematic diagram of base plate and rack-layer in the embodiment of the present invention；
Fig. 3 is the flow chart of the heat treatment method that the embodiment of the present invention 2 provides；
Fig. 4 is the structural representation of the lowering or hoisting gear that the embodiment of the present invention 2 provides；
Fig. 5 is the structural representation of the rack-layer that the embodiment of the present invention 2 provides；
Fig. 6 is the flow chart of the heat treatment method that the embodiment of the present invention 3 provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment 1
See Fig. 1, embodiments provide a kind of heat treatment method, including:
Step 101: the base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively.
Fig. 2 is the structural representation after base and rack-layer assemble in the embodiment of the present invention, as in figure 2 it is shown, vertical on base 1
Quarrel lower limb 2 if being provided with, and if quarrel lower limb 2 the most in the same plane, quarrel on lower limb 2 if each rack-layer 3 is all sheathed on, base 1 He
It is arranged with sleeve pipe 4, in each rack-layer 3 on frame lower limb 2 between the rack-layer 3 adjacent with base 1 and between adjacent two rack-layers 3
It is equipped with lowering or hoisting gear 5, and the lower section of each lowering or hoisting gear 5 rack-layer 3 of being fixed on correspondence is positioned at base 1 and adjacent with base 1
Between rack-layer 3 and between adjacent two rack-layers 3.
Step 102: the part on base and all rack-layers is heated simultaneously.
Step 103: heating terminates after the part on base and all rack-layers cools down, from top to bottom by each rack-layer respectively
Risen by corresponding lowering or hoisting gear and pull down from frame lower limb.
The multiple structure that the present invention consists of rack-layer, when more than one piece heavy parts is carried out heat treatment simultaneously, Ke Yifen
Other each part is placed in a rack-layer, on the premise of not stacking part, carries out more than one piece heavy parts at heat simultaneously
Reason, when needing to take out part from heat treatment tooling, can be the most respectively by being arranged on the lowering or hoisting gear below rack-layer
Each rack-layer is risen, it is simple to the rack-layer at each part and its place is taken out, thus realize to more than one piece heavy parts simultaneously
Carry out heat treatment operation.
Embodiment 2
Seeing Fig. 3, the embodiment of the present invention additionally provides a kind of heat treatment method, including:
Step 201: by base lifting to heating furnace base plate, by part lifting to base.
In the present embodiment, hanger can be set on each spud leg, by the hanger on each spud leg, base be lifted
To heating furnace base plate, owing to hanger is separately positioned on each spud leg, therefore can be by multiple hangers smoothly by base
Lift to heating furnace base plate.
Step 202: quarrel on lower limb if being contained in by casing pipe sleeve, is positioned on lower limb if the first rack-layer being sling and being sleeved on to quarrel
On sleeve pipe, by part lifting to the first rack-layer.
In the present embodiment, the length being arranged on each sleeve below the first rack-layer is equal, the first rack-layer is positioned over
On sleeve pipe, make the first rack-layer be parallel to base and arrange, make to be placed on the part in the first rack-layer more steady, same, install
Below other same rack-layers, the length sleeve on spud leg is equal, so can ensure that each rack-layer is arranged each parallel to base,
Ensure that stablizing of the placing part in all rack-layers, furthermore it is possible to select the sleeve pipe of corresponding length according to the size of part,
Therefore the heat treatment method that the embodiment of the present invention provides can be suitable for and various sizes of part, and by selecting different length
Sleeve pipe, can put various sizes of part in the most each rack-layer.
Step 203: remaining rack-layer and part are installed on base by the method installing the first rack-layer.
By step 201 to step 203, the base in the present embodiment and rack-layer are installed the structure constituted as shown in Figure 2,
If being vertically provided with on base 1 and quarreling lower limb 2, and if quarreling lower limb 2 the most in the same plane, if each rack-layer 3 is all sheathed on quarrels lower limb 2
On, the frame lower limb 2 between base 1 and the rack-layer 3 adjacent with base 1 and between adjacent two rack-layers 3 is arranged with sleeve pipe 4,
Be equipped with lowering or hoisting gear 5 in each rack-layer 3, and the lower section of each lowering or hoisting gear 5 rack-layer 3 of being fixed on correspondence be positioned at base 1 and with
Between the rack-layer 3 that base 1 is adjacent and between adjacent two rack-layers 3.
Step 204: the heating furnace base plate carrying base and all rack-layers is put in heating furnace.
By step 201 to step 204, it is achieved that the base of part will be placed with and several are placed with the rack-layer of part
It is stacked in successively in heating furnace.
It should be noted that Fig. 4 is the structural representation of the rack-layer that the embodiment of the present invention 2 provides, see Fig. 5, each frame
Be additionally provided with on Ceng some kidney slot a, some kidney slot a be evenly distributed on the circumference with the center of base and rack-layer as the center of circle and
Each kidney slot a, with center the radially extending as the center of circle of rack-layer, is provided with for retaining element in each kidney slot a slidably
Bolt b.
In above-mentioned steps 201 to step 203, part is placed on base and each described rack-layer on after, described
Method also includes:
Adjust each bolt, each bolt is adjacent to part and bolt is fixed.
The part being positioned in base and rack-layer preferably can be fixed by such method.
Step 205: the part on base and all rack-layers is heated simultaneously.
Step 206: heating terminates after the part on base and all rack-layers cools down, from top to bottom by each rack-layer respectively
Risen by corresponding lowering or hoisting gear and pull down from frame lower limb.
In the present embodiment, after heating terminates, first base and each rack-layer being arranged on base are taken from heating furnace
Go out, then by the hanger that is arranged on frame lower limb, base and all rack-layers of overlaying on base can be lifted by crane simultaneously and put into
Cooling medium cools down, naturally it is also possible to directly base and rack-layer are positioned in air cooling.
Specifically, from top to bottom each rack-layer risen by corresponding lowering or hoisting gear respectively and pull down from frame lower limb, bag
Include: first pass through the lowering or hoisting gear below the superiors' rack-layer and this rack-layer is risen, then by boom hoisting, this rack-layer has been carried out
Hang, pull down from spud leg, then pass sequentially through identical method and take out each rack-layer the most successively.
In the present embodiment, lowering or hoisting gear can use crossing type lifting apparatus as shown in Figure 5, including upper backup pad
501, lower supporting plate 502, the scalable upper backup pad 501 being connected between upper backup pad 501 and lower supporting plate 502 and lower support
Bar linkage structure 503 that between plate 502, the in the vertical direction of vertical distance is flexible and being removably mounted on bar linkage structure 503
Power unit 504, upper backup pad 503 is fixed on the lower section of rack-layer of correspondence.Can be made respectively by such scissor structure
The lifting of individual rack-layer is more steady, be the part in each rack-layer will not in the dismounting of rack-layer process impaired.
It addition, before heated components, first power unit 504 is disassembled；When base and all framves are treated in heating end
After part cooling on layer, when needing to take out rack-layer, power unit 504 is arranged on bar linkage structure 503.So can protect
Protect power unit to damage in heating process.
The multiple structure that the present invention consists of rack-layer, when more than one piece heavy parts is carried out heat treatment simultaneously, Ke Yifen
Other each part is placed in a rack-layer, on the premise of not stacking part, carries out more than one piece heavy parts at heat simultaneously
Reason, when needing to take out part from heat treatment tooling, can be the most respectively by being arranged on the lowering or hoisting gear below rack-layer
Each rack-layer is risen, it is simple to the rack-layer at each part and its place is taken out, thus realize to more than one piece heavy parts simultaneously
Carry out heat treatment operation.
Embodiment 3
Seeing Fig. 6, the embodiment of the present invention additionally provides a kind of heat treatment method, including:
Step 301: by base lifting to heating furnace base plate.
Step 302: rack-layer is arranged on above base, then by axial workpiece through after the through hole in rack-layer by axle class zero
Part is vertically placed on base.
In embodiments of the present invention, it is also possible to include step 303: the second rack-layer be installed on above the first rack-layer, then
Axial workpiece is vertically placed in the first rack-layer after the through hole in the second rack-layer by axial workpiece.In the present embodiment,
First rack-layer and the second rack-layer can be two rack-layers of arbitrary neighborhood.So can be placed with axle class zero in each rack-layer
Part heats simultaneously, increases the utilization rate of heating furnace inner space.
The described heating furnace base plate carrying described base and all described rack-layers is put in heating furnace by step 304.
Achieve will be placed with the base of part and several are placed with the rack-layer of part by step 301 to step 304
It is stacked in successively in heating furnace.
By through hole in each rack-layer, axial workpiece is vertically placed, multiple axial workpieces are heated simultaneously, axle class zero
Part each other will not stacking, and can uniformly heat.
In the present embodiment, also include step 305 and step 306, and step 305 be identical with step 202 in embodiment 2,
Step 306 is identical with step 206 in embodiment 2.
The multiple structure that the present invention consists of rack-layer, when multiple axial workpieces are carried out heat treatment simultaneously, Ke Yifen
Other several axial workpieces are fixed in the through hole in rack-layer, on the premise of not stacking part, same to multiple axial workpieces
Shi Jinhang heat treatment, when needing to take out part from heat treatment tooling, can be the most respectively by being arranged on below rack-layer
Lowering or hoisting gear each rack-layer is risen, it is simple to the rack-layer at each part and its place is taken out, thus realizes multiple axles
Class part carries out heat treatment operation simultaneously.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a heat treatment method, it is characterised in that described method includes:
The base and several rack-layers being placed with part that are placed with part are stacked in heating furnace successively, described base hangs down
If being directly provided with and quarreling lower limb, and if described quarreling lower limb the most in the same plane, if each described rack-layer is all sheathed on and described quarrels lower limb
On, the described frame lower limb between described base and the described rack-layer adjacent with described base and between adjacent two described rack-layers
On be arranged with sleeve pipe, each described rack-layer is equipped with lowering or hoisting gear, and each described lowering or hoisting gear is fixed on the described frame of correspondence
The lower section of layer is between described base and the described rack-layer adjacent with described base and between adjacent two described rack-layers；
Part on described base and all described rack-layers is heated simultaneously；
Heating terminates after the part on described base and all described rack-layers cools down, from top to bottom by each described rack-layer respectively
Risen by corresponding described lowering or hoisting gear and pull down from described frame lower limb.
Heat treatment method the most according to claim 1, it is characterised in that base and several placements of part will be placed with
The rack-layer having part is stacked in heating furnace successively, including:
By in described base lifting to heating furnace base plate, by part lifting to described base；
If described casing pipe sleeve is contained in described quarreling on lower limb, it is positioned on lower limb if the first rack-layer being sling and being sleeved on described quarreling
On described sleeve pipe, by part lifting to described first rack-layer；
By the method installing described first rack-layer, remaining described rack-layer and described part are installed on described base；
The described heating furnace base plate carrying described base and all described rack-layers is put in heating furnace.
Heat treatment method the most according to claim 2, it is characterised in that by the hanger on described spud leg by described base
Lifting on described heating furnace base plate, each described rack-layer being risen by the hanger in each described rack-layer is sling be arranged on described
On frame lower limb.
Heat treatment method the most according to claim 3, it is characterised in that described method also includes:
After heating terminates, by the hanger on described frame lower limb by described base and overlay on described base all described
Rack-layer is lifted by crane simultaneously and is put in cooling medium and cools down.
5. according to the heat treatment method described in any one of claim 1-4, it is characterised in that described lowering or hoisting gear is scissor-type liter
Falling unit, described crossing type lifting apparatus includes upper backup pad, lower supporting plate, is connected to described upper backup pad and described lower support
The connecting rod that described in scalable between plate, between upper backup pad and described lower supporting plate, the in the vertical direction of vertical distance is flexible
Structure and the power unit being removably mounted on described bar linkage structure, described upper backup pad is fixed under described rack-layer
Side.
Heat treatment method the most according to claim 5, it is characterised in that described method also includes: heating described part
Before, described power unit is disassembled；When heating terminates after the part on described base and all described rack-layers cools down,
When needing to take out described rack-layer, described power unit is arranged on described bar linkage structure.
7. according to the heat treatment method described in any one of claim 1-4, it is characterised in that described base and each described rack-layer
On be additionally provided with some kidney slots, described some kidney slots are evenly distributed on the center of described base and described rack-layer as the center of circle
On circumference and each described kidney slot is with center the radially extending as the center of circle of described rack-layer, in each described kidney slot slidably
Be provided with the bolt for retaining element.
Heat treatment method the most according to claim 7, it is characterised in that part is being respectively placed in described base with every
After in individual described rack-layer, described method also includes:
Adjust each described bolt, each described bolt is adjacent to described part and described bolt is fixed.
Heat treatment method the most according to claim 1, it is characterised in that when described part is axial workpiece, will place
Base and several rack-layers being placed with part of having part are stacked in heating furnace successively, including:
By in described base lifting to heating furnace base plate；
Described rack-layer is arranged on above described base, then by described axial workpiece through after the through hole in described rack-layer by institute
State axial workpiece to be vertically placed on described base；
The described heating furnace base plate carrying described base and all described rack-layers is put in heating furnace.
Heat treatment method the most according to claim 9, it is characterised in that the base being placed with part is put with several
The rack-layer being equipped with part is stacked in heating furnace successively, also includes:
Second rack-layer is installed on above the first rack-layer, after then described axial workpiece being passed the through hole in described second rack-layer
Described axial workpiece is vertically placed in described first rack-layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610545828.4A CN106086317A (en) | 2016-07-12 | 2016-07-12 | Heat treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610545828.4A CN106086317A (en) | 2016-07-12 | 2016-07-12 | Heat treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106086317A true CN106086317A (en) | 2016-11-09 |
Family
ID=57219678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610545828.4A Pending CN106086317A (en) | 2016-07-12 | 2016-07-12 | Heat treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106086317A (en) |
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| CN107267719A (en) * | 2017-07-27 | 2017-10-20 | 重庆骏成机械配件有限公司 | The annealing furnace uniform lying device of part |
| CN110983014A (en) * | 2019-12-24 | 2020-04-10 | 安徽应流集团霍山铸造有限公司 | Method for quenching and charging medium-sized creeper tread |
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| CN110983014A (en) * | 2019-12-24 | 2020-04-10 | 安徽应流集团霍山铸造有限公司 | Method for quenching and charging medium-sized creeper tread |
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Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |