CN103409600B - Workpiece quenching lathe and quenching method thereof - Google Patents
Workpiece quenching lathe and quenching method thereof Download PDFInfo
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- CN103409600B CN103409600B CN201310376016.8A CN201310376016A CN103409600B CN 103409600 B CN103409600 B CN 103409600B CN 201310376016 A CN201310376016 A CN 201310376016A CN 103409600 B CN103409600 B CN 103409600B
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Abstract
The invention discloses a kind of workpiece quenching lathe and quenching method thereof; Workpiece quenching lathe, comprises a body; Bed body is provided with quench systems; Bed body is provided with action clips system; Bed body is also provided with water cooling system, and bed body is also provided with for the Controlling System of lathe by step automatic operation, Controlling System is connected with quench systems; Controlling System is connected with action clips system; Controlling System is connected with water cooling system.Quenching method comprises the steps: workpiece setting in action clips system; Action clips drives workpiece movable to position of quenching; Controlling System controls water cooling system and sprays water to workpiece mid-way; Controlling System controls high frequency electric source and makes quenching coil heats; Controlling System controls water cooling system to quenching coil water spray, to quenching coil and work-piece cools.Quenching device vibrational power flow is ingenious, and quenching method reaches better quenching effect.
Description
Technical field
The present invention relates to a kind of workpiece quenching technical field, be specifically related to a kind of workpiece quenching lathe and quenching method thereof.
Background technology
The object of quenching makes supercooled austenite carry out martensite or bainite transformation, obtain martensite or bainite structure, then the tempering with differing temps is coordinated, significantly to improve the intensity of steel, hardness, wear resistance, fatigue strength and toughness etc., thus meet the different service requirementss of various mechanical component and instrument.Physics, chemical property that the ferromegnetism, solidity to corrosion etc. that also can meet some special steel material by quenching are special.Metal works be heated to a certain proper temperature and keep for some time, immersing the metal heating processing technology of cooling fast in quenching media immediately.Conventional quenching media has salt solution, water, mineral oil, air etc.Quenching can improve hardness and the wear resistance of metal works, is thus widely used in various work, mould, measurer and requires the part (as gear, roll, carburized parts etc.) of surface abrasion resistance.Coordinated with the tempering of differing temps by quenching, the intensity of metal, toughness and fatigue strength can be increased substantially, and the cooperation (comprehensive mechanical performance) that can obtain between these performances is to meet different service requirementss.Quench in addition and the steel of some properties also can be made to obtain certain physical and chemical performance, as quenching makes that Permanent Magnet Steel strengthens its ferromegnetism, stainless steel improves its solidity to corrosion etc.Quenching technology is mainly used in steel part.Conventional steel is when being heated to more than critical temperature, and original tissue at room temperature changes whole or large portion into austenite.Immersed in water or oil by steel subsequently and cool fast, namely austenite changes martensite into.Compared with its hetero-organization in steel, martensite hardness is the highest.Quick cooling during quenching can make inside workpiece produce internal stress, when its large to a certain extent time the workpiece distortion that just can be distorted even ftracture.Suitable method of cooling must be selected for this reason.According to method of cooling, quenching technology is divided into single-stage quenching, interrupted quenching, martempering and austempering 4 class.Quenching device structure design of the prior art is unreasonable, cannot meet the requirement that workpiece product is different to different parts hardness requirement, quenching technology weak effect.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, a kind of workpiece quenching lathe and quenching method thereof are provided, unreasonable to quenching device structure design in prior art to be solved, the requirement that workpiece product is different to different parts hardness requirement cannot be met, the problems such as quenching technology weak effect.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
A kind of workpiece quenching lathe, comprises a body; Described bed body is provided with quench systems; Described bed body is provided with action clips system; Described bed body is also provided with the water cooling system for Cooling Quenching system and workpiece, described water cooling system is connected with described action clips system, and described water cooling system is connected with workpiece mid-way by connecting tube; Described bed body is also provided with for the Controlling System of lathe by step automatic operation, and described Controlling System is connected with described quench systems; Described Controlling System is connected with described action clips system; Described Controlling System is connected with described water cooling system.
Further technical scheme is that quench systems comprises high frequency electric source and at least one quenching coil, and described high frequency electric source is connected with described quenching coil.
Further technical scheme is that action clips system comprises running gear and clamp mechanism; Described running gear comprises vertical movement mechanism and rotational motion mechanism.
Further technical scheme is the water temperature control system that Controlling System comprises for controlling water temp.
Further technical scheme is that clamp mechanism is arranged on described rotational motion mechanism; Described clamp mechanism comprises at least two Cooling fixture devices, and described two Cooling fixture devices are arranged on the symmetric position on rotational motion mechanism top.
A quenching method for workpiece quenching lathe, described quenching method comprises the steps: workpiece setting in action clips system; Action clips drives workpiece movable to position of quenching; Controlling System controls water cooling system and sprays water to workpiece mid-way; Controlling System controls high frequency electric source and makes quenching coil heats; Controlling System controls water cooling system to quenching coil water spray, to quenching coil and work-piece cools; Rotational motion mechanism rotates, and the workpiece of cooling is rotated to unloading place, and the workpiece to be processed of symmetric position rotates to position of quenching simultaneously.
Further technical scheme is the frequency of high frequency electric source is 6KHz to 14KHz.
Further technical scheme is quenching coil heat-up time is 6 seconds to 18 seconds.
Further technical scheme is cooling time is 4 seconds to 12 seconds.
Further technical scheme is that in water cooling system, water temperature controls at 20 degrees Celsius to 60 degrees Celsius.
Compared with prior art, the invention has the beneficial effects as follows: in the present invention, workpiece quenching apparatus structure arranges ingenious, by to workpiece mid-way water spraying structure form design, meet the needs different parts of workpiece being had to different hardness requirement, surface and centre hardness as met combined camshaft analogous products require not equal.Quenching method of the present invention, by the setting of specific technique and processing parameter, reaches better quenching effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated.
As shown in Figure 1, Fig. 1 shows the structural representation of one embodiment of the invention.Workpiece quenching lathe of the present invention, comprises a body; Bed body is the connection main body of each assembly, and the structure of bed body is designed to the form of action clips system lifting controllable as required.In the present embodiment, bed body is provided with quench systems; Quench systems comprises high frequency electric source and quenching coil 1, and high frequency electric source is connected with quenching coil.The number of quenching coil can be determined according to once needing the number as workpiece such as cam bits of quenching, once can to a cam bit quenching, also can simultaneously to two cam bit quenchings, or simultaneously to three, the workpiece such as four or more cam bit quenches, specific embodiment is, primary quenching two workpiece in the present embodiment, namely arrange two quenching coils.Bed body is provided with action clips system below quench systems; In the present embodiment, action clips system comprises running gear and clamp mechanism; Preferred embodiment is, in the present embodiment, running gear comprises vertical movement mechanism 4 and rotational motion mechanism 3.Specific embodiments is that running gear provides motion reactive force by rotary cylinder.Clamp mechanism is connected with rotary cylinder, and rotary cylinder drives fixture to rotate, and makes the time-interleaving of cool time and clamping workpiece product; Workpiece product in the present embodiment can be the analogous products such as cam bit as combined camshaft product.Only outer ring is carried out to the requirement of requirement simultaneously according to product, in the present embodiment, adopt the structure formation to workpiece middle water spray; Preferably workpiece middle water spray structure formation is adjustable.In the present embodiment, bed body is also provided with water cooling system, water cooling system comprises the water-cooling system 6 and inner cooling water pond 2 that are connected with Controlling System 5; Water-cooling system is connected with inner cooling water pond; Water cooling system is connected with action clips system, and in the present embodiment, water cooling system can be connected with workpiece mid-way by connecting tube; As preferred embodiment, in the present embodiment, bed body is also provided with for the Controlling System 5 of lathe by step automatic operation, Controlling System is connected with quench systems; Controlling System is connected with action clips system; Controlling System is connected with water cooling system.Controlling System comprises the water temperature control system for controlling water temp, the temperature of water can be controlled in the scope of setting.Controlling System can also carry out optimum configurations to quench systems.
According to another embodiment of the invention, the present embodiment vertical movement mechanism is arranged on rotational motion mechanism bottom, with rotational motion mechanism with the use of.Rotational motion mechanism has the disk of outer ring to combine with middle roundel structure turning axle, preferred embodiment is, outer ring disk is provided with even number Cooling fixture device, Cooling fixture device one-piece construction is similar to cylindric, may be used for cam bit being socketed in Cooling fixture device upper end, the end face of cam bit flushes with the end face of Cooling fixture device or a little less than Cooling fixture device end face, Cooling fixture device can carry out water cooling to the middle inner ring of cam bit.The aquifer yield of Cooling fixture device is adjustable simultaneously, controls the thickness cooled inner ring in the middle of cam bit by regulating the aquifer yield of Cooling fixture device.The setting of even number Cooling fixture device is on average arranged on the symmetric position on the disk of rotational motion mechanism outer ring, that four Cooling fixture devices are set in the present embodiment, be divided into two groups, often organize two, be symmetricly set on the symmetric position on the disk of rotational motion mechanism outer ring, when wherein one group is carried out quenching and after having cooled, running gear is declined by vertical movement mechanism, rotated to unloading position by rotational motion mechanism simultaneously, meanwhile, another group just rotates extremely quenching coil position and quenches, make quenching workpiece and discharging workpieces time-interleaving, increase work efficiency.As preferred embodiment, quenching coil on be provided with one group of cooling tube, for quenching time workpiece and water cooling, cooling tube position-adjustable, improves maneuvering ability.
The quenching method of workpiece quenching lathe according to another embodiment of the invention, the present embodiment quenching method comprises the steps: two groups of workpiece setting in action clips system; Action clips drives workpiece movable to position of quenching; Worktable moves to working position; Controlling System controls water cooling system and sprays water to workpiece mid-way; Controlling System controls high frequency electric source and makes quenching coil heats; Control heat-up time at 6 seconds to 18 seconds, preferred heat-up time is 8 seconds or 9 seconds or 10 seconds or 11 seconds or 12 seconds or 13 seconds or 14 seconds or 15 seconds.The frequency of high frequency electric source is 6KHz to 14KHz, and preferred high frequency electric source frequency is 8KHz or 9KHz or 10KHz or 11KHz or 12KHz or 14KHz.During quenching, can carry out water-spraying control as required by water composite cooling pipe to the workpiece outer ring of quenching, after having quenched, close high frequency electric source, Controlling System controls water cooling system to quenching coil water spray, to quenching coil and work-piece cools.Be 4 seconds to 12 seconds to quenching coil and cooling time of work-piece cools, preferred cooling time is 6 seconds or 7 seconds or 8 seconds or 10 seconds or 12 seconds.During quenching, in water cooling system, cooling material is the aqueous solution, and preferred aqueous solution medium concentration is 2% to 5%.Aqueous temperature controls at 20 degrees Celsius to 60 degrees Celsius.Aqueous temperature can be 20 degree or 21 degree or 25 degree or 26 degree or 27 degree or 31 degree or 40 degree or 45 degree or 50 degree or 55 degree.After first group of work-piece cools completes, vertical movement mechanism moves downward, shift out quench station, rotational motion mechanism rotary motion simultaneously, the workpiece cooled is rotated to unloading station, workpiece to be quenched rotates to quench station simultaneously, vertical movement mechanism moves upward, workpiece movable to be quenched is quenched to quench station, start the next quenching working process that circulates, make quenching workpiece and unloading and workpiece time-interleaving is installed, improve working efficiency, saved time and manpower, resources costs.
Spoken of in this manual " embodiment ", " another embodiment ", " embodiment ", etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any one embodiment, what advocate is also fall within the scope of the invention to realize this feature, structure or feature in conjunction with other embodiments.
Although with reference to the multiple explanatory embodiment of inventing, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (9)
1. a workpiece quenching lathe, comprises a body; It is characterized in that: described bed body is provided with quench systems; Described bed body is provided with action clips system; Described bed body is also provided with the water cooling system for Cooling Quenching system and workpiece, described water cooling system is connected with described action clips system, and described water cooling system is connected with workpiece mid-way by connecting tube; Described bed body is also provided with for the Controlling System of lathe by step automatic operation, and described Controlling System is connected with described quench systems; Described Controlling System is connected with described action clips system; Described Controlling System is connected with described water cooling system.
2. workpiece quenching lathe according to claim 1, it is characterized in that described quench systems comprises high frequency electric source and at least one quenching coil, described high frequency electric source is connected with described quenching coil.
3. workpiece quenching lathe according to claim 1, is characterized in that described action clips system comprises running gear and clamp mechanism; Described running gear comprises vertical movement mechanism and rotational motion mechanism; Described clamp mechanism is arranged on described rotational motion mechanism; Described clamp mechanism comprises at least two Cooling fixture devices, and described two Cooling fixture devices are arranged on the symmetric position on rotational motion mechanism top.
4. workpiece quenching lathe according to claim 1, is characterized in that described Controlling System comprises the water temperature control system for controlling water temp.
5., according to the quenching method of described workpiece quenching lathe arbitrary in Claims 1-4, it is characterized in that described quenching method comprises the steps: workpiece setting in action clips system; Action clips drives workpiece movable to position of quenching; Controlling System controls water cooling system and sprays water to workpiece mid-way; Controlling System controls high frequency electric source and makes quenching coil heats; Controlling System controls water cooling system to quenching coil water spray, to quenching coil and work-piece cools; Rotational motion mechanism rotates, and the workpiece of cooling is rotated to unloading place, and the workpiece to be processed of symmetric position rotates to position of quenching simultaneously.
6. quenching method according to claim 5, is characterized in that the frequency of described high frequency electric source is 6KHz to 14KHz.
7. quenching method according to claim 5, is characterized in that described quenching coil heat-up time is 6 seconds to 18 seconds.
8. quenching method according to claim 5, is characterized in that described cooling time is 4 seconds to 12 seconds.
9. quenching method according to claim 5, is characterized in that in described water cooling system, water temperature controls at 20 degrees Celsius to 60 degrees Celsius.
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| CN201310376016.8A CN103409600B (en) | 2013-08-26 | 2013-08-26 | Workpiece quenching lathe and quenching method thereof |
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| CN201310376016.8A CN103409600B (en) | 2013-08-26 | 2013-08-26 | Workpiece quenching lathe and quenching method thereof |
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| CN103409600B true CN103409600B (en) | 2015-08-05 |
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| CN103898308B (en) * | 2014-04-21 | 2015-09-23 | 洛阳升华感应加热股份有限公司 | Select materials sorting mechanism and the location thrust gear of sheet-like workpiece Induction Hardening Machine |
| CN107236851B (en) * | 2017-08-15 | 2019-01-11 | 嘉兴市易嘉机械有限公司 | A kind of automation Induction Hardening Machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368559A (en) * | 2001-02-03 | 2002-09-11 | 杨松鹤 | Quenching apparatus of rod parts |
| CN201704361U (en) * | 2010-05-14 | 2011-01-12 | 上海依赛工业有限公司 | Full automatic workpiece quenching device |
| CN203487184U (en) * | 2013-08-26 | 2014-03-19 | 绵阳华晨瑞安汽车零部件有限公司 | Workpiece quenching machine tool |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368559A (en) * | 2001-02-03 | 2002-09-11 | 杨松鹤 | Quenching apparatus of rod parts |
| CN201704361U (en) * | 2010-05-14 | 2011-01-12 | 上海依赛工业有限公司 | Full automatic workpiece quenching device |
| CN203487184U (en) * | 2013-08-26 | 2014-03-19 | 绵阳华晨瑞安汽车零部件有限公司 | Workpiece quenching machine tool |
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