CN201605296U - Thermal processing device of anti-vibration alloy steel products - Google Patents

Thermal processing device of anti-vibration alloy steel products Download PDF

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Publication number
CN201605296U
CN201605296U CN2009201743237U CN200920174323U CN201605296U CN 201605296 U CN201605296 U CN 201605296U CN 2009201743237 U CN2009201743237 U CN 2009201743237U CN 200920174323 U CN200920174323 U CN 200920174323U CN 201605296 U CN201605296 U CN 201605296U
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China
Prior art keywords
hardening
quenching
steel alloy
alloy product
thermal processing
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Expired - Fee Related
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CN2009201743237U
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Chinese (zh)
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徐晓刚
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NINGBO JINHUI PRECISION CASTING CO Ltd
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NINGBO JINHUI PRECISION CASTING CO Ltd
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Abstract

A thermal processing device of anti-vibration alloy steel products comprises thermal processing systems and a conveying system used for conveying and connecting the anti-vibration alloy steel products between the thermal processing systems. Each thermal processing system is sequentially provided with an annealing furnace, a hardening furnace and a tempering furnace which can set heating temperature and stopping time along the conveying system; a hardening groove and a hardening media system are arranged between the hardening furnace and the tempering furnace; the hardening groove capable of setting cooling temperature and stopping time is provided with cooling media which serve as aqueous hardening liquid; the hardening media system connected with the hardening groove provides hardening liquid for the hardening groove, has a large circulation mode with higher automation capacity, and has special stirring function and ensures continuous and steady supply of the hardening liquid. The device has simple structure, high automation degree and small production pollution.

Description

The Equipment for Heating Processing of anti-vibration steel alloy product
Technical field
The utility model relates to a kind of anti-vibration steel alloy product Equipment for Heating Processing, particularly is applied to the snubber on the train.
Background technology
Material, for example intensity of steel alloy, hardness, plasticity and toughness unity of contradictions body normally.Select rational alloying constituent and content to reach preferred alloy material, be the direction of making great efforts in the industry always.
In addition, industry also can be finished adjustment to the mechanical property of existing procucts in the Equipment for Heating Processing that pursue to adopt rational heat treatment technology and adapt, this is not only the sport technique segment of making anti-vibration steel alloy product, simultaneously, rational heat treatment technology and equipment also will and reduce or eliminate stress to mechanical property such as the hardness of anti-vibration steel alloy product and toughness and have positive effect; Improve distribution form and the existence form of alloying element in tissue, alloying constituent is used more effectively.And, also should be equipped with corresponding automatic equipment, to realize above-mentioned thermal treatment process as the automatization requirement of modern enterprise.
With the train snubber is example, its be used for relaxing train be in operation owing to the variation of the hauling capacity of a locomotive or when starting, braking and the shunting service vehicle collide impact of collision and the vibration that causes mutually.Snubber has the function of shock and vibration between the dissipation vehicle, thereby alleviates the destruction to body construction and lade.Therefore, mechanical propertys such as its desired shock resistance and vibration ability are comparatively special.
Based on such use, requirement provide that a kind of and anti-vibration steel alloy product adapt Equipment for Heating Processing, when requiring to satisfy machinery, make its have the metal cost low, can make the characteristics that anti-vibration steel alloy product has good proper intensity, hardness, plasticity and toughness and thermal processing equipment is simple, easy to operate, level of automation is high, environmental pollution is little.
The utility model content
For solving the problems of the technologies described above, a kind of Equipment for Heating Processing of anti-vibration steel alloy product is provided, it comprises: heat treatment system with described anti-vibration steel alloy product is transported the haulage system that is connected between described heat treatment system, described heat treatment system has successively along described haulage system: annealing furnace, quenching furnance, the tempering stove that can set the Heating temperature and the residence time; Between described quenching furnance and described tempering stove, also have can set the cooling temperature and the residence time, be equipped with the quenching tank that heat-eliminating medium is a water-soluble quenching liquid; Also have with described quenching tank and link to each other and for described quenching tank provides the quenchant system of hardening liquid, it has the higher systemic circulation form of automatic capability, and is furnished with special agitating function, guarantee hardening liquid continuously and stable supply.
The device structure that this creation provided is simple, easy and simple to handle, can guarantee carrying out smoothly of thermal treatment process, to reach required mechanical property, also have characteristics such as environmental pollution is little simultaneously, and be convenient to follow-up automatic improving, be convenient to its whole process is carried out long-range and on-the-spot process control.
Description of drawings
Fig. 1 is the synoptic diagram of this Equipment for Heating Processing.
Embodiment
The utility model provides a kind of Equipment for Heating Processing that is suitable for mutually with novel anti vibration steel alloy product, and the chemical ingredients and the mass percent thereof of wherein said anti-vibration steel alloy product are: C:0.27-0.32; Mn:0.80-0.90; Si:0.20-0.60; Cr:0.30-0.70; Mo:0.10-0.20; Ni:0.10-0.20.
Wherein the major function that each alloy had is:
Carbon (C): carbon content is high more, and the intensity of steel and hardness value increase, and plasticity and toughness value reduce;
Silicon (Si): reinforced ferrite, improve tensile strength and yield strength, improve thermotolerance and solidity to corrosion, reduce toughness and plasticity;
Manganese (Mn): improve intensity, hardness and wear resistance;
Chromium (Cr): reduce the thermal conductivity of steel, can improve wear resistance;
Molybdenum (Mo): reinforced ferrite, improve high-temperature behavior, improve fragility;
Nickel (Ni): enlarging the austenitic area, is the effective element of austenitizing, improves intensity and does not significantly reduce plasticity, and good corrosion resistance is arranged.
The equipment of heat-treating at above-mentioned anti-vibration steel alloy product is:
1, annealing furnace 1: temperature can be set as 900 ± 10 ℃, and the residence time can be set as 60 ± 5 minutes annealing furnace 1.
During annealing, place temperature to be lower than 100 ± 10 ℃ 1 li of annealing furnace anti-vibration steel alloy product 8, be warmed up to 900 ± 10 ℃, be incubated 60 ± 5 minutes, when temperature is lower than 600 ℃, come out of the stove, place the first air cooling place I then, carry out the air cooling first time;
Preferred annealing furnace is divided into 7 heating zone, and each Heating Zone Temperature is set at 900 ± 10 ℃.Anti-vibration steel alloy product 8 workpiece that a plurality of sizes that are prefabricated into annealing furnace 1 adapt are according to batch by above-mentioned 7 heating zone, and be heated intensification, and successive is incubated in above-mentioned 7 heating zone successively, so that anti-vibration steel alloy product 8 obtains the soaking time of useful length in annealing furnace.Heating zone quantity also can be other quantity, its determine according to one of be to adapt time with the required heating of workpiece, to guarantee the requirement that adds heat request and large scale continuous prod of workpiece.
For reaching the purpose of automatic production and more effective control annealing operation, in 7 above-mentioned heating zone, can be provided with temperature monitoring apparatus 9 simultaneously, with demonstration, record and the remote reporting of realization temperature, and the further timely adjustment that realizes the annealing furnace temperature.Preferably, one, two, three, four, the slender acanthopanax hot-zone adopts the TCW-32A three phase voltage regulating, six or seven districts are with digital displaying meter temperature indicating degree, and each is distinguished all EL-100-60 multipoint recorder displayed record temperature.Anti-vibration steel alloy product 8 is come out of the stove after 60 ± 5 minutes in insulation, as for the first air cooling place I, carries out the air cooling first time then.
2, quenching furnance 2 and quenching tank 7: temperature can be set as 550 ± 10 ℃ and 880 ± 10 ℃, and the corresponding residence time can be set as the quenching furnance 2 of 60 ± 5 minutes and 90 ± 5 minutes; Cooling back product temperature is made as 300 ℃, and being equipped with heat-eliminating medium is the quenching tank 7 of water-soluble quenching liquid 3.
During quenching, place temperature to be lower than in 100 ± 10 ℃ the quenching furnance aforementioned through the anti-vibration steel alloy product 8 of air cooling for the first time, then temperature raise and be controlled at be incubated 60 ± 5 minutes in 550 ± 10 ℃ the quenching furnance 2 after, continue to be warmed up to 880 ± 10 ℃ then, be incubated 90 ± 5 minutes.Taking-up places quenching tank 7 to quench, and heat-eliminating medium is a water-soluble quenching liquid 3, and anti-vibration steel alloy product 8 cold causing are then transported quenching tank 7 about 300 ℃.
Preferred quenching furnance is made up of 5 heating zone, and each Heating Zone Temperature controls to 550 ± 10 ℃ and 880 ± 10 ℃.The corresponding residence time of workpiece is inserted quenching tank 7 after can being set as 60 ± 5 minutes and 90 ± 5 minutes automatically, quenches.Can be provided with temperature monitoring apparatus 9 in each heating zone, with demonstration, record and the remote reporting of realization temperature, and the further timely adjustment that realizes the quenching furnance temperature.Preferably, each heating zone can be provided with the master control of digital display intelligent temperature controller, multipoint recorder centralized recording and monitoring.In addition, heating zone quantity also can be other quantity, its determine according to one of be to adapt time with the required heating of workpiece, to guarantee the requirement that adds heat request and large scale continuous prod of workpiece.
The heat-eliminating medium that adopts that quenches is a water-soluble quenching liquid 3.Preferably be furnished with PVA10%, three hexanol amine 1%, phenylformic acid receives 0.2%, the water-soluble quenching liquid of alizarin assistant 0.2%.For realizing further automatic production, the quenchant system 5 that is connected with quenching tank 7 can adopt has the higher systemic circulation form of automatic capability, and is furnished with special agitating function, guarantees supplying with stable continuously of hardening liquid.Temperature before hardening liquid 3 quenches can be normal temps, for example below 30 degree.Anti-vibration steel alloy product 8 in hardening liquid 3 residence time 8-25 minute, detect the cooling temperature of workpiece by the temperature monitoring apparatus in the quenching tank 79, cause about 300 ℃ when workpiece is cold, by quenching tank 7 lift travelling belts workpiece is sent quenching tank 7 to area I I place then, carry out temper then.
3, tempering stove 4: temperature can be set as 580 ± 10 ℃, and the residence time can be set as 150 ± 5 minutes tempering stove 4.
During tempering, place temperature to be lower than 50 ± 10 ℃ 4 li of tempering stoves through the anti-vibration steel alloy product 8 that quenches, be warmed up to 580 ± 10 ℃, be incubated taking-up in 150 ± 5 minutes, as for the second air cooling place III, carry out air cooling then aforementioned.
Preferred tempering stove: is made up of 5 heating zone, each Heating Zone Temperature is raised to 580 ± 10 ℃, be incubated the air cooling that carries out of taking-up in 150 ± 5 minutes.The quantity of heating zone can be selected other quantity equally for these reasons, and each heating zone can be provided with the master control of digital display intelligent temperature controller, the multipoint recorder centralized recording is also monitored equitemperature watch-dog 9, to realize demonstration, record and the remote reporting of temperature.
4, haulage system: it transports connection with described anti-vibration steel alloy product between described heat treatment system, to realize the thermal treatment process of described anti-vibration steel alloy product.
It comprises as the lower section: as described in will coming from annealing furnace 1 as described in anti-vibration steel alloy product 8 be transported to the first air cooling place I, be transported to the first transportation equipment A of described quenching furnance 2 again; To come from the described described anti-vibration steel alloy product 8 that moves back quenching furnance 2 and be transported to described quenching tank 7 coolings, be transported to the second transportation equipment B at area I I place again; Described anti-vibration steel alloy product 8 is transported to described tempering stove 4, is transported to the 3rd transportation equipment C of the second air cooling place III again.For example adopt lifting rig, conveying belt isoline transportation equipment etc.
In addition, described annealing furnace, quenching furnance or tempering stove can be provided with and detect described wear-resistant alloy cast steel and rest on time device in the above-mentioned stove.Be that this Equipment for Heating Processing also is furnished with the timing device 10 that the described anti-vibration steel alloy product of detection rests on the time in the above-mentioned stove in the above-mentioned zone of time control that needs, and can realize demonstration, record and the remote reporting of time, be convenient to the increasingly automated of whole production.
As further improving; also has upper control unit 6 in this Equipment for Heating Processing; annealing furnace 1 in the native system; quenching furnance 2 and quenching tank 7; quenchant system 5; tempering stove 4 and haulage system can be respectively or wired or wireless 11 the form passed through simultaneously be connected with upper control unit 6; so that upper control unit 6 can obtain the data signal that timing device 10 in the native system and temperature monitoring apparatus 9 send; and in time adjust the temperature and the residence time in the stove; and control haulage system matches with it and in time transports, and realizes that finally the system of extensiveization of total system controls automatically.
Above-mentioned Equipment for Heating Processing has: automatically the degree height, be convenient to its whole process is carried out long-range and on-the-spot process control, guaranteed that the described anti-vibration steel alloy product that carries out smoothly, makes of thermal treatment process reaches characteristics such as required mechanical property, environmental pollution be little.
After anti-vibration steel alloy product described in the utility model is handled through aforesaid device, its tensile strength: 795MPA, yield strength: 655MPA, unit elongation: 14%, shrinking percentage: 30%, hardness HB:241-302 is applicable to the product of making shock resistance and vibration, and have long work-ing life, for example train is with anti-vibration steel alloy product.
The multiple functional structure and the embodiment that are disclosed in the utility model all obtain embodying and protection by claim, and be any according to the resulting enlightenment of the drawings and Examples shown in the utility model, all falls among the scope that the utility model protects.

Claims (2)

1. the Equipment for Heating Processing of an anti-vibration steel alloy product, it comprises:
Heat treatment system with described anti-vibration steel alloy product is transported the haulage system that is connected between described heat treatment system, described heat treatment system has successively along described haulage system: annealing furnace, quenching furnance, the tempering stove that can set the Heating temperature and the residence time; Between described quenching furnance and described tempering stove, also have can set the cooling temperature and the residence time, be equipped with the quenching tank that heat-eliminating medium is a water-soluble quenching liquid; Also have with described quenching tank and link to each other and for described quenching tank provides the quenchant system of hardening liquid, it has the higher systemic circulation form of automatic capability, and is furnished with special agitating function, guarantee hardening liquid continuously and stable supply.
2. the Equipment for Heating Processing of anti-vibration steel alloy product according to claim 1 is characterized in that: described annealing furnace, quenching furnance or tempering stove can be provided with and detect described wear-resistant alloy cast steel and rest on time device in the above-mentioned stove.
CN2009201743237U 2009-12-09 2009-12-09 Thermal processing device of anti-vibration alloy steel products Expired - Fee Related CN201605296U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201743237U CN201605296U (en) 2009-12-09 2009-12-09 Thermal processing device of anti-vibration alloy steel products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201743237U CN201605296U (en) 2009-12-09 2009-12-09 Thermal processing device of anti-vibration alloy steel products

Publications (1)

Publication Number Publication Date
CN201605296U true CN201605296U (en) 2010-10-13

Family

ID=42950004

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201743237U Expired - Fee Related CN201605296U (en) 2009-12-09 2009-12-09 Thermal processing device of anti-vibration alloy steel products

Country Status (1)

Country Link
CN (1) CN201605296U (en)

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101013

Termination date: 20131209