CN108486333A - Crankshaft journal surface quenching unit - Google Patents
Crankshaft journal surface quenching unit Download PDFInfo
- Publication number
- CN108486333A CN108486333A CN201810600973.7A CN201810600973A CN108486333A CN 108486333 A CN108486333 A CN 108486333A CN 201810600973 A CN201810600973 A CN 201810600973A CN 108486333 A CN108486333 A CN 108486333A
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- Prior art keywords
- tray
- nozzle
- montant
- opening
- piston bucket
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- 238000010791 quenching Methods 0.000 title claims abstract description 15
- 230000000171 quenching effect Effects 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 30
- 239000002826 coolant Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- 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
- C21D1/06—Surface hardening
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
Landscapes
- 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 belongs to Crankshaft Machining technical fields, specifically disclose a kind of crankshaft journal surface quenching unit, including cooling bay, motor, gear, the first tray, the second tray, piston bucket and sliding block, gear are driven by motor；Piston bucket interior sealing slidably connects slide plate, and glide direction is straight up, coolant liquid to be housed in piston bucket；Montant is fixedly connected on slide plate, the both ends of the first tray are hinged with montant and the second tray respectively, and the other end and sliding block of the second tray are hinged；Piston bottom of the barrel and top are provided with the first opening and the second opening, and the first opening is equipped with the first check valve, and the second opening is equipped with the second check valve；One end that one end and the second tray that first tray is connect with montant are connect with sliding block has been respectively fixedly connected with the first nozzle and the second nozzle, and the first opening of piston bucket is connected to the first nozzle and the second nozzle respectively.Device with above structure can solve the problems, such as that bent axle occurs to hit with baffle during the motion and cause Crank shaft Damage.
Description
Technical field
The invention belongs to Crankshaft Machining technical field more particularly to a kind of crankshaft journal surface quenching units.
Background technology
Quenching refer to material in the solid state, by the means of heating, heat preservation and cooling, to obtain intended tissue and performance
A kind of heat processing technique.Cooling is the important procedure in quenching, and the type of cooling of generally use is to be put into bent axle to be cooled
In coolant liquid.According to such mode, bent axle is in opposing stationary state with coolant liquid, affects the cooling efficiency of bent axle.
In order to solve the above technical problems, the Chinese patent of Publication No. CN207313647U discloses a kind of immersion bent axle
Steel heat treatment device is placed on bent axle steel plate on swinging mounting and is immersed in cooling solution, utilizes stretching for retractable driving device
Contracting drives swinging mounting to be swung up and down centered on the first hinged fixed seat so that bent axle steel plate horizontally slips and swings, and reinforces
The contact and cooling of bent axle steel plate and cooling solution.
Although above-mentioned technical proposal makes bent axle be moved in coolant liquid, improve cooling efficiency, but bent axle is on inclined-plane
During sliding, bent axle can slide inclined-plane with faster speed, to be hit with baffle, can be damaged to bent axle.
Invention content
The purpose of the present invention is to provide a kind of crankshaft journal surface quenching unit, with solve bent axle during the motion with
Baffle occurs to hit the problem of causing Crank shaft Damage.
In order to achieve the above object, base case of the invention is：Crankshaft journal surface quenching unit, including cooling bay and
Motor；Further include gear, the first tray, the second tray, piston bucket and the fixed sliding block being located in cooling bay, the output of motor
Axis is fixedly connected with gear, piston bucket interior sealing and slidably connects slide plate, and piston bucket is divided into upper piston bucket and lower work by slide plate
Bucket is filled in, glide direction is straight up, coolant liquid to be housed in piston bucket；Montant, the first tray and are fixedly connected on slide plate
Two trays are hinged, and the free end of montant and the free end of the first tray are hinged, and the free end of the second tray and sliding block are hinged；Piston
Bottom of the barrel and top are provided with the first opening and the second opening, and the first opening is equipped with to the first unidirectional of cooling bay one-way conduction
Valve, the second opening are equipped with the second check valve of the one-way conduction into piston bucket；Gear is located at the side of montant, and montant is close to tooth
The side of wheel is equipped with rack, rack and pinion engagement；One end that first tray is connect with montant is fixedly connected with the first nozzle, the
One end that two trays are connect with sliding block is fixedly connected with the second nozzle, the length side in the spout direction and the first tray of the first nozzle
To consistent；The spout direction of second nozzle is consistent with the length direction of the second tray, the first opening and the second spray of upper piston bucket
First opening of head connection, lower piston bucket is connected to the first nozzle.
The operation principle of this base case is：Under original state, the first tray is in horizontality, and the second tray inclines
Tiltedly.Bent axle to be cooled is placed on the first tray, motor, motor driven gear rotation are started.Due on gear and montant
Rack engages, and montant will move under the drive of gear in vertical direction.Since one end of the first tray is hinged with the montant, erect
Bar also can drive one end of the first tray to move in the vertical direction.Since the other end of the first tray and the second tray are hinged,
The other end of second tray and fixed sliding block are hinged, thus the second tray can under the drive of the first tray on sliding block the bottom
It is dynamic.
When gear rotates, and montant is driven to move upwards, since one end and the sliding block of the second tray are hinged, the second tray meeting
The height risen with montant according to the first tray constantly changes between the second tray and the first tray and the second tray and sliding block
Angle, final first tray and the second tray can be in one on the inclined straight line in sliding block direction, at this time due to sliding block quilt
Fixed, montant cannot move upwards again.Since bent axle is placed on the first tray, after the first tray run-off the straight, sliding block can edge
The inclined direction of first tray slides.Meanwhile during montant moves upwards, slide plate also can upwards be transported under the drive of montant
Dynamic, slide plate can squeeze the coolant liquid in upper piston bucket, and when pressure reaches certain value, first in upper piston bucket is unidirectional
Valve is opened, and the first opening is opened, since the first opening of upper piston bucket is connected to the second nozzle, the coolant liquid in upper piston bucket
It can be sprayed from the second nozzle by the first opening.
Since the second nozzle is fixedly connected with the second tray, and the direction of nozzle always with the length direction of the second tray one
It causes, therefore the coolant liquid in upper piston bucket can be sprayed towards the length direction of the second tray always.Bent axle is downward along inclined direction
During sliding, the coolant liquid in the second nozzle is constantly sprayed towards the inclined direction of the second tray.When the first tray and second
When tray is in straight line, the injection direction of the second nozzle just with inclined direction consistent, and with the landing side of bent axle
To on the contrary, the coolant liquid that therefore the landing direction of bent axle will be shone by spray hinders, the sliding speed of bent axle will slow down.
So that motor is changed the direction of rotation of output shaft, gear reversely rotates under the drive of motor, gear drive montant to
Lower movement, specific movement is with above-mentioned direction on the contrary, motion principle is same as described above.
The advantageous effect of this base case is：1. montant moves in the vertical direction, due to the position of second tray one end
Fixation is set, is connect in hinged way with the second tray by the first tray, to constantly change angle to adapt to montant upper and lower
The height change of montant in moving process makes song to realize that bent axle is slided along the inclined direction of the first tray or the second tray
Axis is kept in motion in coolant liquid, and bent axle is more uniformly cooling.
2. during montant moves in the vertical direction, skateboarding, skateboarding can also be driven to will bear directly against
Coolant liquid in piston bucket.Coolant liquid in piston bucket can be sprayed from nozzle, be sprayed on bent axle, due to the injection side of coolant liquid
To the glide direction with bent axle on the contrary, the movement of bent axle receives the obstruction of coolant liquid, it along inclined direction will slowly slide, play
The effect of buffering.
3. the temperature of bent axial coolant liquid is higher, due to enter piston bucket in liquid with place bent axle position compared with
Far, the fluid temperature in piston bucket is relatively low, and the liquid in piston bucket is sprayed to bent axle, to accelerate the cooling of bent axle.
4. the liquid in piston bucket constantly sprays to bent axle, the temperature for being conducive to the coolant liquid in cooling bay reaches unanimity.If
The temperature of the coolant liquid of bent axle each section contact is inconsistent, bent axle inhomogeneous cooling can be caused even, crankshaft surface will produce slight crack.
5. montant drives the movement of the first tray and the second tray, realize the stirring to coolant liquid, be conducive to coolant liquid it
Between heat transfer, so that bent axial coolant temperature is constantly reduced, accelerate the cooling of bent axle.
6. by moving up and down for montant, to make the coolant liquid in piston bucket be sprayed respectively from the first nozzle and the second nozzle
Go out, need not separately set driving device makes nozzle spray coolant liquid, has saved cost.
Compared with prior art, the present apparatus drives moving up and down for montant by gear, and the coolant liquid in piston bucket is made to spray
To the first tray or the second tray, to reach the heat transfer of entire cooling bay, the cold of crankshaft surface contact is also prevented
But liquid temperature is inconsistent causes bent axle inhomogeneous cooling even, and crankshaft surface is caused to will produce slight crack；Bent axle is cooling in sliding simultaneously
Liquid energy is enough to hinder the sliding of bent axle, to achieve the effect that buffering, avoids the fierce impact of bent axle and other component.
Further, including riser and fixture block, riser are equipped with vertical sliding slot, and sliding block is slidably connected with sliding slot, and sliding block leans on
The side of nearly sliding slot is equipped with groove, and riser place corresponding with groove is equipped with through-hole, and fixture block can be entered by through-hole in groove.
When fixture block is entered by through-hole in groove, the movement of sliding block will be prevented from, and sliding block cannot move in sliding slot,
It is equivalent to and is fixed.After taking out sliding block, sliding block is not fixed, and the second pallet will move up and down with movable slider in sliding slot.
Since sliding block is not fixed, the height that montant rises will not be limited, and montant and sliding block move up, and facilitating will be after cooling
Bent axle takes out.
Further, including two pieces of hollow blocks, two pieces of blocks are connect with the first tray and the second tray respectively, the first spray
Head and the second nozzle are located in two pieces of blocks, and third opening corresponding with nozzle is equipped on two pieces of blocks.Block is set
Directly collision occurs during sliding with nozzle for meter, anti-limited slip block.
Further, the piston bottom of the barrel and top are equipped with the button for changing motor steering, and slide plate is equipped with energy
Respectively with the spring of button contacts.Montant moves in the vertical direction under the drive of motor, when the first tray and the second tray
When being in a straight line, for spring just with button contacts, button control motor makes the output shaft of motor reversely rotate, to
Gear is set to reversely rotate, gear drives montant counter motion.The device need not manually control the steering of motor, make behaviour
Make more convenient.
Further, the opposite side of two block baffle is equipped with soft layer.The design of soft layer avoids bent axle straight with block
Contact, avoids bent axle from being worn.
Description of the drawings
Fig. 1 is the structural schematic diagram of crankshaft journal surface quenching unit embodiment of the present invention.
Specific implementation mode
It is further described below by specific implementation mode：
Reference numeral in Figure of description 1 includes：Cooling bay 1, gear 2, the first tray 3, the second tray 4, upper piston
Bucket 5, lower piston bucket 6, riser 7, fixture block 8, block 9, sliding block 10, montant 11, the first check valve 12, the second check valve 13, button
14, spring 15, the first nozzle 16, the second nozzle 17, bent axle 18.
As shown in Figure 1, crankshaft journal surface quenching unit, including cooling bay 1, motor and the tooth in cooling bay 1
Take turns the 2, first tray 3, the second tray 4, piston bucket, riser 7, fixture block 8, sliding block 10 and two pieces of hollow blocks 9, motor it is defeated
Shaft is fixedly connected with gear 2.Piston bucket interior sealing and slide plate is slidably connected, montant 11, slide plate are fixedly connected on slide plate
Piston bucket is divided into upper piston bucket 5 and lower piston bucket 6, glide direction is straight up, coolant liquid to be housed in piston bucket.Piston bucket
Bottom and top are provided with the first opening and the second opening, and the first opening is equipped with to the first unidirectional of 1 one-way conduction of cooling bay
Valve 12, the second opening are equipped with the second check valve 13 of the one-way conduction into piston bucket.Piston bottom of the barrel and top are all provided with useful
In the button 14 for changing motor steering, slide plate is equipped with the spring 15 that can be contacted respectively with button 14.
Riser 7 is equipped with vertical sliding slot, and sliding block 10 is slidably connected with sliding slot, and sliding block 10 is equipped with recessed close to the side of sliding slot
Slot, the place corresponding with groove of riser 7 are equipped with through-hole, and fixture block 8 can be entered by through-hole in groove.Gear 2 is located at montant 11
Side, montant 11 are equipped with rack close to the side of gear 2, and rack and pinion 2 engages.First tray 3 and the second tray 4 are hinged,
The free end of montant 11 and the free end of the first tray 3 are hinged, and the free end of the second tray 4 and sliding block 10 are hinged.First tray 3
The one end being connect with montant 11 is fixedly connected with one piece of block 9, and the first nozzle 16 is located in the block 9, the block 9 be equipped with
The corresponding third opening of first nozzle；One end that second tray 4 is connect with sliding block 10 is fixedly connected with another piece of block 9, and second
Nozzle 17 is located in the block 9, which is open equipped with third corresponding with the second nozzle.The spout side of first nozzle 16
To consistent with the length direction of the first tray 3；The spout direction of second nozzle 17 is consistent with the length direction of the second tray 4, on
First opening of piston bucket 5 is connected to by hose with the second nozzle 17, and the first opening of lower piston bucket 6 passes through hose and the first spray
First 16 connection.
Specific implementation process is as follows：
Original state：First tray 3 is in horizontality, and the second tray 4 tilts, and fixture block 8 is put into the groove of sliding block 10
It is interior.
Bent axle 18 to be cooled is placed on the first tray 3, motor is started, motor driven gear 2 rotates.Due to gear 2
It is engaged with the rack on montant 11, montant 11 will move under the drive of gear 2 in vertical direction.Due to the one of the first tray 3
End is hinged with the montant 11, and montant 11 can also drive one end of the first tray 3 to move in the vertical direction.Due to the first tray 3
The other end and the second tray 4 it is hinged, the other end of the second tray 4 and the sliding block 10 under stationary state are hinged, therefore the second support
Block 4 can be swung up and down under the drive of the first tray 3 around sliding block 10.
When gear 2 rotates, and montant 11 is driven to move upwards, since one end and the sliding block 10 of the second tray 4 are hinged, second
Tray 4 can constantly change the second tray 4 and the first tray 3 and the second support according to the first tray 3 with the height that montant 11 rises
Angle between block 4 and sliding block 10,3 and second tray 4 of final first tray can be inclined straight to 10 direction of sliding block in one
On line, at this time since sliding block 10 is fixed, montant 11 cannot move upwards again.Since bent axle 18 is placed on the first tray 3, the
After one tray, 3 run-off the straight, sliding block 10 can be slided along the inclined direction of the first tray 3.
Meanwhile during montant 11 moves upwards, slide plate can also move upwards under the drive of montant 11, and slide plate can be right
Coolant liquid in upper piston bucket 5 is squeezed, and when pressure reaches certain value, the first check valve 12 in upper piston bucket 5 is opened,
First opening is opened, and since the first opening of upper piston bucket 5 is connected to the second nozzle 17, the liquid in upper piston bucket 5 can lead to
The first opening is crossed to spray from the second nozzle 17.Since the second nozzle 17 is fixedly connected with the second tray 4, the direction one of nozzle
It is directly consistent with the length direction of the second tray 4.Bent axle 18 is during along inclined direction slide downward, in the second nozzle 17
Coolant liquid is constantly sprayed towards the inclined direction of the second tray 4, to uniformly be cooled down to bent axle 18.When the first tray 3 and
When two trays 4 are in straight line, the injection direction of the second nozzle 17 just with inclined direction consistent, and with bent axle 18
Direction is slid on the contrary, therefore the landings direction of bent axle 18 will be hindered by the coolant liquid of spray solarization, the sliding speed of bent axle 18
It will slow down.
When the first tray 3 and the second tray 4 are in a straight line, spring 15 in upper piston bucket 5 just with button
14 contacts, button 14 control motor, the output shaft of motor are made to reversely rotate, and to make gear 2 reversely rotate, gear 2 drives perpendicular
Bar 11 moves downward.Specific movement is with above-mentioned direction on the contrary, motion principle is same as described above.
After the completion of the cooling of bent axle 18, fixture block 8 is taken out, sliding block 10 can slide in sliding slot.Gear 2 drives montant 11
It moves up, sliding block 10 can also move up under the drive of the first tray 3 and the second tray 4 with montant 11, so as to very
Easily bent axle 18 is taken out from 1 top of cooling bay.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (5)
1. crankshaft journal surface quenching unit, including cooling bay and motor；It is characterized in that：It further include the tooth being located in cooling bay
Wheel, the first tray, the second tray, piston bucket and fixed sliding block, the output shaft of motor are fixedly connected with gear, close in piston bucket
Slide plate is sealed and slidably connects, piston bucket is divided into upper piston bucket and lower piston bucket by slide plate, and glide direction is piston straight up
Coolant liquid is housed in bucket；Montant is fixedly connected on slide plate, the first tray and the second tray are hinged, the free end of montant and first
The free end of tray is hinged, and the free end of the second tray and sliding block are hinged；Piston bottom of the barrel and top be provided with the first opening and
Second opening, the first opening are equipped with the first check valve to cooling bay one-way conduction, and the second opening is equipped with into piston bucket
Second check valve of one-way conduction；Gear is located at the side of montant, and montant is equipped with rack, rack and pinion close to the side of gear
Engagement；One end that first tray is connect with montant is fixedly connected with the first nozzle, and one end that the second tray is connect with sliding block is fixed
It is connected with the second nozzle, the spout direction of the first nozzle is consistent with the length direction of the first tray；The spout direction of second nozzle
Consistent with the length direction of the second tray, the first opening of upper piston bucket is connected to the second nozzle, the first opening of lower piston bucket
It is connected to the first nozzle.
2. crankshaft journal surface quenching unit according to claim 1, it is characterised in that：Including riser and fixture block, riser
It is equipped with vertical sliding slot, sliding block is slidably connected with sliding slot, and sliding block is equipped with groove close to the side of sliding slot, and riser is corresponding with groove
Place be equipped with through-hole, fixture block can be entered by through-hole in groove.
3. crankshaft journal surface quenching unit according to claim 1, it is characterised in that：Including two pieces of hollow blocks,
Two pieces of blocks are connect with the first tray and the second tray respectively, and the first nozzle and the second nozzle are located in two pieces of blocks, and two
Third opening corresponding with nozzle is equipped on block block.
4. crankshaft journal surface quenching unit according to claim 3, it is characterised in that：The piston bottom of the barrel and top
Be equipped with the button for changing motor steering, slide plate be equipped with can respectively with the spring of button contacts.
5. crankshaft journal surface quenching unit according to claim 3, it is characterised in that：Two pieces of blocks it is opposite one
Side is equipped with soft layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600973.7A CN108486333A (en) | 2018-06-12 | 2018-06-12 | Crankshaft journal surface quenching unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600973.7A CN108486333A (en) | 2018-06-12 | 2018-06-12 | Crankshaft journal surface quenching unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108486333A true CN108486333A (en) | 2018-09-04 |
Family
ID=63342771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810600973.7A Pending CN108486333A (en) | 2018-06-12 | 2018-06-12 | Crankshaft journal surface quenching unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108486333A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112011679A (en) * | 2020-08-31 | 2020-12-01 | 杭州捷高机电科技有限公司 | Quenching treatment equipment and quenching treatment process for engine crankshaft |
| CN116837198A (en) * | 2023-09-01 | 2023-10-03 | 江苏联拓工业炉科技有限公司 | Anti-leakage gas quenching furnace with heat recovery function |
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|---|---|---|---|---|
| US3957257A (en) * | 1973-08-30 | 1976-05-18 | Aeg-Elotherm G.M.B.H. | Hardening apparatus with a hardening tank, especially in hardening machines for crankshafts |
| JP2010024466A (en) * | 2008-07-15 | 2010-02-04 | Denki Kogyo Co Ltd | Induction-hardening apparatus for crank-shaft |
| CN201553765U (en) * | 2009-12-15 | 2010-08-18 | 重庆美心曲轴制造有限公司 | Gasoline engine crankshaft journal quenching device |
| CN203999707U (en) * | 2014-08-09 | 2014-12-10 | 丹江口市东发曲轴有限公司 | A kind of crankshaft quench device |
| CN104831018A (en) * | 2015-05-13 | 2015-08-12 | 广西梧州运龙港船机械制造有限公司 | Surface hardening process of marine crankshaft |
| CN106011408A (en) * | 2016-06-29 | 2016-10-12 | 安徽祝成动力机械有限公司 | Production line of thermal treatment cooling technology |
| CN208328070U (en) * | 2018-06-12 | 2019-01-04 | 重庆伟福机械有限公司 | Crankshaft journal surface quenching unit |
-
2018
- 2018-06-12 CN CN201810600973.7A patent/CN108486333A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3957257A (en) * | 1973-08-30 | 1976-05-18 | Aeg-Elotherm G.M.B.H. | Hardening apparatus with a hardening tank, especially in hardening machines for crankshafts |
| JP2010024466A (en) * | 2008-07-15 | 2010-02-04 | Denki Kogyo Co Ltd | Induction-hardening apparatus for crank-shaft |
| CN201553765U (en) * | 2009-12-15 | 2010-08-18 | 重庆美心曲轴制造有限公司 | Gasoline engine crankshaft journal quenching device |
| CN203999707U (en) * | 2014-08-09 | 2014-12-10 | 丹江口市东发曲轴有限公司 | A kind of crankshaft quench device |
| CN104831018A (en) * | 2015-05-13 | 2015-08-12 | 广西梧州运龙港船机械制造有限公司 | Surface hardening process of marine crankshaft |
| CN106011408A (en) * | 2016-06-29 | 2016-10-12 | 安徽祝成动力机械有限公司 | Production line of thermal treatment cooling technology |
| CN208328070U (en) * | 2018-06-12 | 2019-01-04 | 重庆伟福机械有限公司 | Crankshaft journal surface quenching unit |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112011679A (en) * | 2020-08-31 | 2020-12-01 | 杭州捷高机电科技有限公司 | Quenching treatment equipment and quenching treatment process for engine crankshaft |
| CN112011679B (en) * | 2020-08-31 | 2021-04-06 | 天津爱信热处理有限公司 | Quenching treatment equipment and quenching treatment process for engine crankshaft |
| CN116837198A (en) * | 2023-09-01 | 2023-10-03 | 江苏联拓工业炉科技有限公司 | Anti-leakage gas quenching furnace with heat recovery function |
| CN116837198B (en) * | 2023-09-01 | 2023-11-10 | 江苏联拓工业炉科技有限公司 | Anti-leakage gas quenching furnace with heat recovery function |
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