CN207713768U - A kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control - Google Patents
A kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control Download PDFInfo
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- CN207713768U CN207713768U CN201721802272.9U CN201721802272U CN207713768U CN 207713768 U CN207713768 U CN 207713768U CN 201721802272 U CN201721802272 U CN 201721802272U CN 207713768 U CN207713768 U CN 207713768U
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- forging
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- heat
- normalizing furnace
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Abstract
The utility model discloses a kind of residual forging heat isothermal normalizings and the multidirectional cold combined unit of control, including forging normalizing furnace, air cooling equipment, strong device for cooling, and several sides of the forging normalizing furnace are provided with first, second, third door；Inwardly there is fire-proof brick, reflecting layer, forging normalizing furnace inner wall to connect reheating nozzle successively, forging normalizing furnace bottom, which has, leads to disengaging bin gate and input and output material rail identical with disengaging bin gate quantity inside the forging normalizing furnace；Second outlet face air cooling equipment, the third door export the strong device for cooling of face, and the input and output material rail is provided with transportation manipulator near the position for reaching air cooling equipment or strong device for cooling；The air cooling equipment includes cold air chamber and fan, and the strong device for cooling includes cooling tube.The utility model is arranged that four door structure is convenient to carry out multi-step heat treatment to raw material, more flexible in technique, and it is theoretical to have implemented residual forging heat normalizing, realizes a degree of automation.
Description
Technical field
The utility model belongs to steel Field of Heat-treatment more particularly to a kind of residual forging heat isothermal normalizing and multidirectional control is cold
It attaches together and sets.
Background technology
The important parts such as automobile gear, transmission shaft generally use low-alloy carburizing steel making, at forging, advance heat
The multiple tracks cold and hot working process such as reason, machining, carburizing, quenching, tempering, it is tough to obtain high case hardness and preferable center portion
Property, make workpiece that there is the good characteristic such as wear-resisting, endurance and resistance to spot corrosion.
The normalizing of rough forging is heat-treated, and is not only had significant effect to machinability, but also to final heat treatment
Deformation also has significant impact.In order to improve the machinability of gear blank, forging stress is eliminated, microstructure homogenization is made, therefore, to assure that foot
The enough long normalizing time.Residual forging heat normalizing can shorten the normalizing time 25%, and heat is used effectively, because of performance difficulty, Shang
Theory stage.
Normalizing energy consumption is big, especially the heat temperature raising stage, and consumption electric energy accounts for the 30% of whole process；After gear forging
Temperature rationally utilizes this partial heat energy mostly at 900-1000 DEG C, and energy consumption will be greatly lowered, and promotes production capacity.
Utility model content
Purpose of utility model：The utility model proposes a kind of residual forging heat isothermal normalizings to control cold combined unit with multidirectional, with
It realizes the application of residual forging heat normalizing theory, realizes that automation is controllable and facilitate using residual forging heat come the equipment side of isothermal normalizing
Case, to solve problems of the prior art.
Utility model content：A kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control, including forging normalizing furnace, wind
Device for cooling, strong device for cooling, several sides of the forging normalizing furnace are provided with disengaging bin gate, disengaging bin gate include at least first, the
Two, third door, first enters untreated work-piece；Inwardly there is fire-proof brick, reflection successively inside the forging normalizing furnace
Layer, forging normalizing furnace inner wall connect reheating nozzle, forging normalizing furnace bottom have lead to disengaging bin gate and with disengaging bin gate
The identical input and output material rail of quantity, input and output material rail are driven by driving device and extend to the both sides below disengaging bin gate；
Second outlet face air cooling equipment, the third door export the strong device for cooling of face, and the input and output material rail exists
The position for reaching air cooling equipment or strong device for cooling is nearby provided with transportation manipulator；The air cooling equipment includes cold air chamber and wind
Fan, the strong device for cooling includes cooling tube；The driving device, transportation manipulator are electrically connected peripheral control unit.
Preferably, the forging normalizing furnace also has the 4th, the 4th outlet face assists hot tank.4th
Opening placement auxiliary hot tank is handled with the material internal structures such as being tempered.
Further, there is insulating layer inside the auxiliary hot tank.Assist hot tank auxiliary normalizing furnace heat preservation to realize in material
The preparation of portion's processing, reduces heat losses before handling in next step.
Preferably, the cooling tube is circumferentially distributed several in the upside of strong device for cooling and side.If the cooling tube cloth
The dry quenching contact area bigger, rapider of making.
Further, the auxiliary hot tank realizes heat exchange, described heat exchanger one end pipeline with forging normalizing furnace with heat exchanger
It is connected to inside forging normalizing furnace, other end pipeline is connected to inside auxiliary hot tank, and heat transfer medium is gas.Heat exchanger will be forged
The minor heat supply auxiliary hot tank in normalizing furnace is made, itself is smaller on forging normalizing furnace influence, and can make auxiliary hot tank not
With additional energy consumption heating again.
Further, the input and output material rail is also equipped with transportation manipulator near the position for reaching auxiliary hot tank.Conveyance
The process automation for making raw material disengaging annealing device of tool hand and input and output material rail.
Preferably, the driving device has frequency modulation structure.Driving device Frequency Adjustable makes it easy to adjust and control.
Compared to the prior art, the beneficial effects of the utility model are：The utility model heat utilization efficiency is high, is heat-treated work
Skill is easy, automation.Input and output material rail, transportation manipulator and driving device realize a degree of automation；Air cooling equipment, Qiang Leng
Device corresponds to rapid cooling and quenching, and auxiliary hot tank corresponds to tempering, and above several devices turn with the use of that can also realize modifier treatment
The above several devices of fortune manipulator disengaging may be implemented conveniently to be heat-treated switching；Heat exchanger is utilized in forging normalizing furnace
Partial heat heat supply is carried out to external auxiliary hot tank, the heat treatment of non-quenching is realized, with the weight in heat treatment process
Big meaning.The utility model is arranged that four door structure is convenient to carry out multi-step heat treatment to raw material, more flexible in technique, falls simultaneously
Real residual forging heat normalizing is theoretical, shortens normalizing time 20-25%, electric energy is saved than originally up to 15% or more, and realize certain
The automation of degree.
Description of the drawings
Fig. 1 is the utility model embodiment structural schematic diagram,.
In figure：1- forges normalizing furnace, and 10- passes in and out bin gate, 101- fire-proof bricks, the reflecting layer 102-, 11- first, 12- the
Two, 13- third doors, 14- the 4th, 2- air cooling equipments, 21- cold air chamber, 22- fans, the strong device for cooling of 3-, 31- cooling tubes,
32- cold air flow valves, 4- assist hot tank, 41- insulating layers, 5- input and output material rails, 6- reheating nozzles, 7- heat exchangers, 8- transhipments
Manipulator.
Specific implementation mode
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, letter will be made to embodiment below
Single introduction.
Such as Fig. 1, a kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control, including forging normalizing furnace 1, air cooling equipment
2, strong device for cooling 3, auxiliary hot tank 4, described 1 four sides of forging normalizing furnace are provided with disengaging bin gate 10, including first 11, second
Door 12, third door 13, the 4th 14, first 11 enters untreated work-piece；1 inside of the forging normalizing furnace inwardly has successively
Fire-proof brick 101, reflecting layer 102, forging 1 inner wall of normalizing furnace connection reheating nozzle 6, reheating nozzle 6 is only needing
When use, enabled when forging normalizing furnace 1 and being less than 900 DEG C, forge 900-1050 DEG C of normalizing furnace temperature under normal circumstances；Forging is just
1 bottom of stove, which has, leads to disengaging bin gate and input and output material rail 5 identical with disengaging bin gate quantity, and input and output material rail 5 is by driving device
（It is not shown in figure）It drives and four-way extends to the both sides below four disengaging bin gates 10, the driving device has frequency modulation structure
To facilitate frequency modulation；
Second 12 outlet face air cooling equipment 2, the air cooling equipment 2 includes cold air chamber 21 and fan 22；It is described
Third door 13 exports the strong device for cooling 3 of face, and the strong device for cooling 3 includes cooling tube 31, and cooling tube leads to outer low temperature gas, temperature
At 5 ~ 15 DEG C and less than the room temperature under operating mode, the cooling tube is circumferentially distributed 3 ~ 8 rows respectively in the upside of strong device for cooling and side,
Cold air flow valve 32 is disposed on cooling tube 31, is interlocked also by control on cold air flow valve 32 and is realized automation；Described 4th
14 outlet faces assist hot tank 4,4 inside of the auxiliary hot tank to have insulating layer 41, the auxiliary hot tank 4 and forging normalizing furnace 1
Between connection with heat exchanger 7, to realize that heat exchange, 7 one end pipeline of the heat exchanger are connected to inside forging normalizing furnace 1, as
Tube side, other end pipeline are connected to inside auxiliary hot tank 4, and as shell side, heat transfer medium is gas；The input and output material rail 5 exists
It reaches and is provided with transportation manipulator 8 near the position of air cooling equipment 2, strong device for cooling 3 or auxiliary hot tank 4, the driving device,
Transportation manipulator 8 is electrically connected peripheral control unit.
Above example is only to illustrate the optimal technical scheme of the utility model, it is noted that for the art
Those of ordinary skill for, without departing from the principle of this utility model, several improvement made or equivalent replacement,
It is accordingly to be regarded as the scope of protection of the utility model, should be covered in the right of the utility model.
Claims (7)
1. a kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control, which is characterized in that including forging normalizing furnace, air-cooled dress
Set, strong device for cooling, several sides of the forging normalizing furnace are provided with disengaging bin gate, disengaging bin gate include at least first, second,
Third door, first enters untreated work-piece；Inwardly there is fire-proof brick, reflecting layer, forging successively inside the forging normalizing furnace
Make normalizing furnace inner wall connection reheating nozzle, forging normalizing furnace bottom have lead to disengaging bin gate and with disengaging bin gate quantity phase
Same input and output material rail, input and output material rail are driven by driving device and extend to the both sides below disengaging bin gate；
Second outlet face air cooling equipment, the third door export the strong device for cooling of face, and the input and output material rail reaches
The position of air cooling equipment or strong device for cooling is nearby provided with transportation manipulator；The air cooling equipment includes cold air chamber and fan,
The strong device for cooling includes cooling tube；The driving device, transportation manipulator are electrically connected peripheral control unit.
2. a kind of residual forging heat isothermal normalizing according to claim 1 and the multidirectional cold combined unit of control, which is characterized in that institute
Stating forging normalizing furnace also has the 4th, and the 4th outlet face assists hot tank.
3. a kind of residual forging heat isothermal normalizing according to claim 2 and the multidirectional cold combined unit of control, which is characterized in that institute
Stating inside auxiliary hot tank has insulating layer.
4. a kind of residual forging heat isothermal normalizing according to claim 1 and the multidirectional cold combined unit of control, which is characterized in that institute
It is circumferentially distributed several in the upside of strong device for cooling and side to state cooling tube.
5. a kind of residual forging heat isothermal normalizing according to claim 3 and the multidirectional cold combined unit of control, which is characterized in that institute
It states auxiliary hot tank and realizes that heat exchange, described heat exchanger one end pipeline are connected in forging normalizing furnace with forging normalizing furnace with heat exchanger
Portion, other end pipeline are connected to inside auxiliary hot tank, and heat transfer medium is gas.
6. a kind of residual forging heat isothermal normalizing according to claim 2 and the multidirectional cold combined unit of control, which is characterized in that institute
It states input and output material rail and is also equipped with transportation manipulator near the position for reaching auxiliary hot tank.
7. a kind of residual forging heat isothermal normalizing according to claim 1 and the multidirectional cold combined unit of control, which is characterized in that institute
Stating driving device has frequency modulation structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802272.9U CN207713768U (en) | 2017-12-21 | 2017-12-21 | A kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802272.9U CN207713768U (en) | 2017-12-21 | 2017-12-21 | A kind of residual forging heat isothermal normalizing and the multidirectional cold combined unit of control |
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| CN207713768U true CN207713768U (en) | 2018-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153662A (en) * | 2019-05-27 | 2019-08-23 | 上齿集团有限公司 | A kind of production technology of ring gear gear |
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2017
- 2017-12-21 CN CN201721802272.9U patent/CN207713768U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153662A (en) * | 2019-05-27 | 2019-08-23 | 上齿集团有限公司 | A kind of production technology of ring gear gear |
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