CN102703671A - System and method for controlling temperature during spring quenching - Google Patents
System and method for controlling temperature during spring quenching Download PDFInfo
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- CN102703671A CN102703671A CN2012101899059A CN201210189905A CN102703671A CN 102703671 A CN102703671 A CN 102703671A CN 2012101899059 A CN2012101899059 A CN 2012101899059A CN 201210189905 A CN201210189905 A CN 201210189905A CN 102703671 A CN102703671 A CN 102703671A
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Abstract
The invention provides a system for controlling temperature during spring quenching. The system is characterized by comprising an oil pump, a heating bath, a quenching tank and an oil temperature control device, wherein an outlet of the oil pump is connected with the heating bath; an oil outlet of the heating bath is connected with the quenching tank; the oil temperature control device comprises a heater and a radiator, the heater is connected with the heating bath, and the radiator is connected with the quenching tank; and two temperature sensors can also be arranged on the oil temperature control device, one temperature sensor is arranged in the heating bath, and the other temperature sensor is arranged in the quenching tank. The invention also provides a method for controlling temperature during spring quenching by using the system for controlling temperature for spring quenching. By the system and the method for controlling temperature during spring quenching, the oil temperature of the quenching tank of the spring can be always in an optimum temperature area, the quenching process for the spring is consistent, the spring is uniform in hardness and has an uniform internal microstructure and stable performance, and the quality of the spring is improved.
Description
Technical field
The present invention relates to the spring production field, particularly a kind of spring quenching process temperature controlling system and method.
Background technology
Along with develop rapidly economic and technology, the application of spring is also more and more wider, and is also increasingly high to the specification of quality of spring.Particularly the railroad train of China is brought in constant renewal in and is regenerated; Speed also improves constantly; Especially speed can reach 200-500 kilometer/hour bullet train, and to the accurately requirement strictness more of rigidity of spring, very small rigidity tolerance all possibly cause great effect to the train of high-speed cruising.Simultaneously, being assemblied in bullet train etc. needs the spring on the heavy mechanical equipment of long-term high loaded process not only to need rigidity value accurately, also will have long work-ing life, high loading running for a long time and be difficult for rupturing the safety that assurance equipment moves.
The conventional process method of cylindrically coiled spring processing at present is: blanking, roll, thermal treatment, hardness test, technology compression, shot-peening, technology compression, finished product inspection, flaw detection, japanning, check, packing, warehouse-in; If the temperature of the quenching medium quenching oil wherein in the heat treatment step is controlled bad; Will cause the quenching hardness of spring inhomogeneous; Interior tissue is inconsistent, and the unstable properties of spring causes the generation of security incident easily when driving.
Summary of the invention
The objective of the invention is to make that the oily temperature of quenching tank remains on quenching temperature in the spring quenching process, make the quenching technology of spring consistent, even hardness, interior tissue is even, stable performance.
In order to realize the foregoing invention purpose, the technical scheme that the present invention adopts is following:
A kind of spring quenching process temperature controlling system is characterized in that, comprising: oil pump, heating bath, quenching tank, oil-temperature control device, and said oil pump outlet links to each other with heating bath; Said heating bath oil outlet links to each other with quenching tank; Said oil-temperature control device comprises well heater and scatterer, and said well heater links to each other with heating bath, and said scatterer links to each other with quenching tank.
Further, in above-mentioned spring quenching process temperature controlling system, said scatterer is a panel radiator.
Further, in above-mentioned spring quenching process temperature controlling system, said oil-temperature control device also comprises two TPs, and one of them TP is installed in the heating bath, and another TP is installed in the quenching tank.
The present invention also provides a kind of spring quenching process temperature-controlled process, it is characterized in that, comprises the steps:
Step 1: oil pump sucks oil in the heating bath;
Step 2: heating unit is heated to the oil in the heating bath;
Step 3: after oily temperature reached quenching temperature, oil flowed into quenching tank through the oil outlet of heating bath;
Step 4: spring is put into quenching tank heat-treat;
Step 5: be higher than quenching temperature like quenching tank oil temperature, then use scatterer to the processing of lowering the temperature of the oil in the quenching tank.
Further, in above-mentioned spring quenching process temperature-controlled process, said quenching temperature is 40-80 ℃.
Further, in above-mentioned spring quenching process temperature-controlled process,
Said step 1 also comprises the steps;
Step 11: when the TP in being installed in heating bath detected heating bath oil temperature and is lower than 40 ℃, TP sent signal, and well heater is started working;
Said step 2 also comprises the steps:
Step 21: the TP in being installed in heating bath detects that heating bath oil temperature reaches or when being higher than 80 ℃, TP sends signal, and well heater stops heating;
Said step 4 also comprises the steps:
Step 41: when the TP in being installed in quenching tank detected quenching tank oil temperature and is higher than 70 ℃, TP sent signal, and scatterer is started working;
Said step 5 also comprises the steps:
Step 51: when the TP in being installed in quenching tank detected quenching tank oil temperature and is lower than 60 ℃, TP sent signal, and scatterer quits work.
Use spring quenching process temperature controlling system provided by the invention and method, the quenching tank oil temperature of spring is in the best temperature zone all the time, makes the quenching technology of spring consistent, even hardness, and interior tissue is even, stable performance, quality improves.
Description of drawings
Fig. 1 is a spring quenching process temperature controlling system embodiment synoptic diagram of the present invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
At present the process step of processed springs comprises: blanking, roll, thermal treatment, technology compression, shot-peening, technology compression, finished product inspection, flaw detection, japanning, check, packing and warehouse-in.In heat treatment process, if the control of quenching medium temperature is improper, will cause the quenching hardness of spring inhomogeneous, interior tissue is inconsistent, and the unstable properties of spring causes the generation of security incident in the equipment running process.
In order to keep the stable of quenching tank Quenching Oil Temperature; Present embodiment provides a kind of spring quenching process temperature controlling system, it is characterized in that, increases the quenching oil temperature control device; Make spring all the time at 40-80 ℃ quenching oil quenching, to satisfy the processing requirement of quenching.
The embodiment of the invention one is as shown in Figure 1, and said spring quenching process temperature controlling system comprises: oil pump, heating bath, quenching tank, oil-temperature control device, and said oil pump outlet links to each other with heating bath; Said heating bath oil outlet links to each other with quenching tank; Said oil-temperature control device comprises well heater and scatterer, and said well heater links to each other with heating bath, and said scatterer links to each other with quenching tank.Adopt oil heater to make the quenching oil temperature rise, use the balance of oil temperature in the scatterer control quenching process.
In above-mentioned spring quenching process temperature controlling system, said scatterer preferably uses panel radiator.
Utilize above-mentioned spring quenching process temperature controlling system, the principle that spring is heat-treated is following:
When spring initially quenched, oily temperature was lower, be drawn onto oil in the heating oil sump with oil pump, started heating unit and made oily temperature rise, flow to quenching tank from oil outlet then, and lasting for some time just can make the oily temperature of quenching tank reach processing requirement.Oily temperature will be increasingly high in quenching process for spring, controls the oil temperature through scatterer then, makes it to be controlled in the scope of processing requirement.
Utilize above-mentioned principle, a kind of spring quenching process temperature-controlled process comprises the steps:
Step 1: oil pump sucks oil in the heating bath;
Step 2: well heater is heated to the oil in the heating bath;
Step 3: after oily temperature reached quenching temperature, oil flowed into quenching tank through the oil outlet of heating bath;
Step 4: spring is put into quenching tank heat-treat;
Step 5: be higher than quenching temperature like quenching tank oil temperature, then use scatterer to the processing of lowering the temperature of the oil in the quenching tank.
In above-mentioned spring quenching process temperature-controlled process, said quenching temperature is preferably 40-80 ℃.
The embodiment of the invention two is carrying out obtaining on the improved basis to embodiment one, and a kind of spring quenching process temperature controlling system is characterized in that, comprising: oil pump, heating bath, quenching tank, oil-temperature control device, and said oil pump outlet links to each other with heating bath; Said heating bath oil outlet links to each other with quenching tank; Said oil-temperature control device comprises well heater and scatterer, and said well heater links to each other with heating bath, and said scatterer links to each other with quenching tank.Said oil-temperature control device also comprises two TPs, and one of them TP is installed in the well heater, and another TP is installed in the quenching tank.
Utilize above-mentioned spring quenching process temperature controlling system, the method that spring quenching process temperature is controlled comprises the steps:
Step 1: oil pump sucks oil in the heating bath;
Step 11: when the TP in being installed in well heater detected heating bath oil temperature and is lower than 40 ℃, TP sent signal, and well heater is started working;
Step 2: well heater is heated to the oil in the heating bath;
Step 21: the TP in being installed in well heater detects that heating bath oil temperature reaches or when being higher than 80 ℃, TP sends signal, and well heater stops heating;
Step 3: the oily temperature in the heating bath reaches quenching temperature, and oil flows into quenching tank through the oil outlet of heating bath;
Step 4: spring is put into quenching tank heat-treat;
Step 41: when the TP in being installed in quenching tank detected quenching tank oil temperature and is higher than 70 ℃, TP sent signal, and scatterer is started working;
Step 5: scatterer is to the processing of lowering the temperature of the oil in the quenching tank;
Step 51: when the TP in being installed in quenching tank detected quenching tank oil temperature and is lower than 60 ℃, TP sent signal, and scatterer quits work.
The above is merely preferred embodiment of the present invention, is not to be used for limiting practical range of the present invention; If do not break away from the spirit and scope of the present invention, the present invention is made amendment or is equal to replacement, all should be encompassed in the middle of the protection domain of claim of the present invention.
Claims (6)
1. a spring quenching process temperature controlling system is characterized in that, comprising: oil pump, heating bath, quenching tank, oil-temperature control device, and said oil pump outlet links to each other with heating bath; Said heating bath oil outlet links to each other with quenching tank; Said oil-temperature control device comprises well heater and scatterer, and said well heater links to each other with heating bath, and said scatterer links to each other with quenching tank.
2. according to the said spring quenching process of claim 1 temperature controlling system, it is characterized in that said scatterer is a panel radiator.
3. according to the said spring quenching process of claim 1 temperature controlling system, it is characterized in that said oil-temperature control device also comprises two TPs, one of them TP is installed in the heating bath, and another TP is installed in the quenching tank.
4. a spring quenching process temperature-controlled process is characterized in that, comprises the steps:
Step 1: oil pump sucks oil in the heating bath;
Step 2: well heater is heated to the oil in the heating bath;
Step 3: after oily temperature reached quenching temperature, oil flowed into quenching tank through the oil outlet of heating bath;
Step 4: spring is put into quenching tank heat-treat;
Step 5: be higher than quenching temperature like quenching tank oil temperature, then use scatterer to the processing of lowering the temperature of the oil in the quenching tank.
5. according to the said spring quenching process of claim 4 temperature-controlled process, it is characterized in that said quenching temperature is 40-80 ℃.
6. according to claim 4 or 5 said spring quenching process temperature-controlled process, it is characterized in that,
Said step 1 also comprises the steps;
Step 11: when the TP in being installed in heating bath detected heating bath oil temperature and is lower than 40 ℃, TP sent signal, and well heater is started working;
Said step 2 also comprises the steps:
Step 21: the TP in being installed in heating bath detects that heating bath oil temperature reaches or when being higher than 80 ℃, TP sends signal, and well heater stops heating;
Said step 4 also comprises the steps:
Step 41: when the TP in being installed in quenching tank detected quenching tank oil temperature and is higher than 70 ℃, TP sent signal, and scatterer is started working;
Said step 5 also comprises the steps:
Step 51: when the TP in being installed in quenching tank detected quenching tank oil temperature and is lower than 60 ℃, TP sent signal, and scatterer quits work.
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CN2012101899059A CN102703671A (en) | 2012-06-11 | 2012-06-11 | System and method for controlling temperature during spring quenching |
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CN2012101899059A CN102703671A (en) | 2012-06-11 | 2012-06-11 | System and method for controlling temperature during spring quenching |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103966406A (en) * | 2014-05-16 | 2014-08-06 | 武汉纺织大学 | Internal heating and united stirring type isothermal quenching salt-bath device |
CN108929942A (en) * | 2018-08-08 | 2018-12-04 | 南通瑞斯电子有限公司 | A kind of efficient spring manufacture heating equipment |
CN110423872A (en) * | 2019-09-09 | 2019-11-08 | 攀枝花学院 | Effectiveness thermostatic oil bath when spring |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2038107U (en) * | 1988-04-29 | 1989-05-24 | 武汉水利电力学院 | Composite field-effect quenching tank |
CN2908524Y (en) * | 2006-06-15 | 2007-06-06 | 万向钱潮股份有限公司 | Device for heating quench bath of mesh hardening furnace |
CN201447493U (en) * | 2009-07-01 | 2010-05-05 | 苏州金楷科技有限公司 | Quenching oil groove |
CN102296165A (en) * | 2011-09-03 | 2011-12-28 | 陈旭 | Quenching cooling device for use in heat treatment |
-
2012
- 2012-06-11 CN CN2012101899059A patent/CN102703671A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2038107U (en) * | 1988-04-29 | 1989-05-24 | 武汉水利电力学院 | Composite field-effect quenching tank |
CN2908524Y (en) * | 2006-06-15 | 2007-06-06 | 万向钱潮股份有限公司 | Device for heating quench bath of mesh hardening furnace |
CN201447493U (en) * | 2009-07-01 | 2010-05-05 | 苏州金楷科技有限公司 | Quenching oil groove |
CN102296165A (en) * | 2011-09-03 | 2011-12-28 | 陈旭 | Quenching cooling device for use in heat treatment |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103966406A (en) * | 2014-05-16 | 2014-08-06 | 武汉纺织大学 | Internal heating and united stirring type isothermal quenching salt-bath device |
CN103966406B (en) * | 2014-05-16 | 2016-01-20 | 武汉纺织大学 | In a kind of, isothermal quenching salt bath apparatus is stirred in heat integration |
CN108929942A (en) * | 2018-08-08 | 2018-12-04 | 南通瑞斯电子有限公司 | A kind of efficient spring manufacture heating equipment |
CN110423872A (en) * | 2019-09-09 | 2019-11-08 | 攀枝花学院 | Effectiveness thermostatic oil bath when spring |
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Application publication date: 20121003 |