CN109022720A - It is a kind of to improve the cooling device of quenching - Google Patents
It is a kind of to improve the cooling device of quenching Download PDFInfo
- Publication number
- CN109022720A CN109022720A CN201811227416.1A CN201811227416A CN109022720A CN 109022720 A CN109022720 A CN 109022720A CN 201811227416 A CN201811227416 A CN 201811227416A CN 109022720 A CN109022720 A CN 109022720A
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- China
- Prior art keywords
- quenching
- shunting
- cooling
- quenching tank
- shunting layer
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Classifications
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- 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
- C21D1/63—Quenching devices for bath quenching
- C21D1/64—Quenching devices for bath quenching with circulating liquids
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- 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 Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The present invention is in order to solve part when carrying out quenching cooling, inhomogeneous cooling is even to be caused histological difference big and cooling too fast leads to part deformation or cracking, it is cooled that the unqualified technical problem of part tissue is caused to devise a kind of device for improving quenching cooling slowly, including quenching tank and the motive power outputting apparatus being connect with quenching tank, quenching tank is at least provided with shunting device, quenching tank includes bottom, the top of opening and the side wall for connecting bottom and top, shunting device is connect with side wall, by in original equipment bottom, it stirs and adds oily part flow arrangement (flow guiding slit) at flow-guiding mouth, according to gap control each region quenching flow quantity have reached quenching when part cooling it is more uniform effectively, to improve part quality.
Description
Technical field
The present invention relates to metal heat treatmet design field more particularly to a kind of devices for improving quenching cooling.
Background technique
In mult-purpose chamber furnace production, for part when carrying out quenching cooling, inhomogeneous cooling is even to cause histological difference big, and one
Directly a problem for perplexing industry, it is cooling it is too fast lead to part deformation or cracking, it is cooled to cause part tissue unqualified slowly.
Especially in mult-purpose chamber furnace, phenomenon is more obvious, because its part uses, from top to bottom quenches, oily circulation is using stirring
Device deflector drains into quenching tank, leads to the cooling liquid measure difference in each section after quenching, part cooling effect is caused to have difference
It is different.By stirring and adding oily part flow arrangement (flow guiding slit) at flow-guiding mouth, control each region by gap and quench in original equipment bottom
The cooling that fiery liquid reaches the part in quenching is more uniform effectively, to improve part quality.
Summary of the invention
The present invention in order to solve the above technical problem devise it is a kind of improve the cooling device of quenching, including quenching tank and
The motive power outputting apparatus connecting with the quenching tank, the quenching tank include bottom at least provided with shunting device, the quenching tank
The side wall in portion, the top of opening and the connection bottom and top, the shunting device are connect with the side wall.
As a preference of the present invention, the shunting device includes shunting layer and be provided in the shunting layer multiple lead
Stream seam, multiple flow guiding slits are arranged in parallel.
The flow guiding slit is the passway for quenching coolant liquid as a result, quenching it is cooling from the motive power outputting apparatus into
Entering into the quenching tank will pass through in the shunting device and the shunting device being arranged in the quenching tank
In the shunting layer, the shunting layer realizes that the current limliting to quenching coolant liquid has reached coutroi velocity by multiple flow guiding slits
Effect so that be located at the shunting layer other side quenching area in quenching coolant liquid flow velocity it is uniform, thus be averaged
Change the heat that workpiece surface is pulled away, improves the thermal effectiveness of workpiece.
As a preference of the present invention, the shunting layer includes the first shunting layer and the second shunting layer, second shunting layer
It is arranged between first shunting layer and the bottom, the spacing phase of multiple flow guiding slits in first shunting layer
Together, the spacing of multiple flow guiding slits in second shunting layer is sequentially increased from centre to two sides.
As a preference of the present invention, the motive power outputting apparatus includes stirring motor and deflector, the deflector includes
The entrance connecting with the stirring motor and the outlet connecting with the quenching tank, the outlet are connect with the bottom.
As a preference of the present invention, the quantity of the motive power outputting apparatus is one and the side of the quenching tank is arranged in,
The outlet of the deflector is arranged at the geometric center of the bottom and the area of outlet is greater than or equal to the bottom
2/3rds of area.
As a preference of the present invention, the shunting device is connect with the two of them face of the side wall, with other two face
Between be provided with gap.
As a preference of the present invention, the shunting layer is parallel with the bottom.
As a preference of the present invention, spacing between multiple flow guiding slits in second shunting layer is from centre to two
Side is successively in that arithmetic progression increases.
As a preference of the present invention, the quantity of the motive power outputting apparatus is two and is symmetricly set on the two of the quenching tank
Side, the outlet of the deflector are symmetricly set on the two sides of the bottom geometric center.
The two sides that the outlet herein is symmetricly set on the bottom geometric center as a result, can indicate the outlet
It is symmetrical about any opposite line of centres in the bottom, the outlet can also be indicated about in the bottom geometry
Heart point realizes central symmetry, and the identical two parts of volume realize flow when guaranteeing that quenching coolant liquid enters in the quenching tank
Equalization, and it is bigger compared with flow for only one motive power outputting apparatus, and efficiency faster, but can make the stabilization of flow
Property is relatively poor for the motive power outputting apparatus compared with being equipped with.
The invention has the following advantages:
Applicability of the present invention is very strong, there is very big development prospect, compared with prior art, by the way that in original equipment bottom, stirring is led
Oily part flow arrangement (flow guiding slit) is added at head piece, and each region quenching flow quantity is controlled according to gap and has reached the part in quenching
Cooling it is more uniform effectively, to improve part quality.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural scheme of mechanism of another embodiment of the present invention；
In figure, 1- quenching tank, the bottom 11-, the top 12-, 13- side wall, 2- motive power outputting apparatus, 21- stirring motor, 22- water conservancy diversion
Plate, 3- shunting device, 31- shunting layer, the first shunting layer of 311-, the second shunting layer of 312-, 32- flow guiding slit.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
As illustrated in fig. 1 and 2, a kind of LED lamp of anti-dazzle arrow beam of light, including quenching tank 1 and with the quenching tank 1 connect
The motive power outputting apparatus 2 connect, for the quenching tank 1 at least provided with shunting device 3, the quenching tank 1 includes bottom 11, opening
The side wall 13 at top 12 and the connection bottom 11 and top 12, the shunting device 3 are connect with the side wall 13.
In the present embodiment, the shunting device 3 includes shunting layer 31 and be provided in the shunting layer 31 multiple lead
Stream seam 32, multiple flow guiding slits 32 are arranged in parallel, and the flow guiding slit 32 is the passway for quenching coolant liquid, quench cold
But from enter in the quenching tank 1 in the motive power outputting apparatus 2 will be by described in being arranged in the quenching tank 1 points
In the shunting layer 31 in flow device 3 and the shunting device 3, the shunting layer 31 is real by multiple flow guiding slits 32
The effect that coutroi velocity is now had reached to the current limliting of quenching coolant liquid, so that being located at the quenching of 31 other side of shunting layer
The flow velocity of quenching coolant liquid in area is uniform, to equalize the heat that workpiece surface is pulled away, improves the heat treatment effect of workpiece
Fruit.
In the present embodiment, the shunting layer 31 includes the first shunting layer 311 and the second shunting layer 312, and described second shunts
Layer 312 is arranged between first shunting layer 311 and the bottom 11, and multiple in first shunting layer 311 described lead
Stream seam 32 spacing it is identical, the spacing of multiple flow guiding slits 32 in second shunting layer 312 from centre to two sides successively
Increase, the motive power outputting apparatus 2 includes stirring motor 21 and deflector 22, and the deflector 22 includes and the stirring motor
The entrance of 21 connections and the outlet connecting with the quenching tank 1, the outlet is connect with the bottom 11.
In the present embodiment, the connection type packet of the motive power outputting apparatus 2 and the deflector 22 and the quenching tank 11
Following two is included but is not limited to,
As shown in Figure 1, the quantity of the motive power outputting apparatus 2 is one and the side of the quenching tank 1, the deflector is arranged in
22 outlet is arranged at the geometric center of the bottom 11 and the area of outlet is greater than or equal to 11 area of bottom
2/3rds.
As shown in Fig. 2, the quantity of the motive power outputting apparatus 2 is two and is symmetricly set on the two sides of the quenching tank 1, institute
The outlet for stating deflector 22 is symmetricly set on the two sides of 11 geometric center of bottom, and the outlet herein is symmetrical arranged
It can indicate that the outlet connects about the opposite center of the bottom 11 any one in the two sides of 11 geometric center of bottom
Line is symmetrical, can also indicate that central symmetry is realized about 11 geometric center point of bottom in the outlet, to guarantee to quench
Coolant liquid enters the equalization that volume identical two parts when in the quenching tank 1 realize flow, and dynamic compared with only one
Flow is bigger for power output equipment 2, and efficiency faster, but can make the stability of flow defeated compared with the power is equipped with
It is relatively poor for equipment 2 out.
In the present embodiment, the shunting device 3 is connect with the two of them face of the side wall 13, between other two face
It is provided with gap, the shunting layer 31 is parallel with the bottom 11, multiple flow guiding slits 32 in second shunting layer 312
Between spacing be successively in that arithmetic progression increases from centre to two sides.
The purpose of the present invention is to improve, bearing ring cools tissue is inconsistent and problem on deformation, the program can be effectively improved
Be heat-treated in cooling procedure due to the even bring tissue inconsistence problems of inhomogeneous cooling, while also improving deformation of products and asking
Topic.
Concrete scheme is as follows:
1, to mult-purpose chamber furnace when being stirred, calculate by the flow velocity and flow of the quenching liquid of each position of air deflector；
2, according to the flow and flow rate of step 1, design simulation first layer oil part flow arrangement (flow guiding slit) gap, and calculate the gap
Locate the flow velocity and flow of quenching liquid；
3, according to the flow velocity of step 2 and flow, the distance in second oily part flow arrangement (flow guiding slit) gap and the first gap is designed,
Flow velocity, flow and the pressure for the quenching liquid for ensuring to flow out from second of oily part flow arrangement (flow guiding slit) keep it each in quenching
The heat that plane domain part is pulled away always, to improve the cooling uniformity in quenching process.
When heat treatment process production original using multipurpose furnace, sampling observation hardness and metallographic structure are carried out to product；Through inspecting by random samples
Conclusion out, between product upper and lower level, hardness has certain scattered error at same plane, and hardness scattered error is in 1HRC, by examining to tissue
Surveying troostite between upper and lower level has a different, lower layer will good upper layer, also have different at same plane.
When using being produced after increase flow guiding slit, sampling observation hardness and metallographic structure equally are carried out to product；Abstracting method
As last time, through detecting, product hardness uniformity has clear improvement, and tissue also has clear improvement.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to design of the invention
It is defined with range.Without departing from the design concept of the invention, ordinary people in the field is to technical side of the invention
The all variations and modifications that case is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
Through being all described in the claims.
Claims (9)
1. a kind of improve the cooling device of quenching, it is characterised in that: connect including quenching tank (1) and with the quenching tank (1)
Motive power outputting apparatus (2), for the quenching tank (1) at least provided with shunting device (3), the quenching tank (1) includes bottom
(11), the side wall (13) at the top (12) and the connection bottom (11) and top (12) that are open, the shunting device (3) and
Side wall (13) connection.
2. a kind of device for improving quenching cooling according to claim 1, it is characterised in that: shunting device (3) packet
The multiple flow guiding slits (32) for including shunting layer (31) and being provided on the shunting layer (31), multiple flow guiding slits (32) are mutual
It is arranged in parallel.
A kind of improve the cooling device of quenching 3. according to claim 2, it is characterised in that: the shunting layer (31) includes
First shunting layer (311) and the second shunting layer (312), second shunting layer (312) are arranged in first shunting layer (311)
Between the bottom (11), the spacing of multiple flow guiding slits (32) on first shunting layer (311) is identical, and described
The spacing of multiple flow guiding slits (32) in two shunting layers (312) is sequentially increased from centre to two sides.
4. a kind of device for improving quenching cooling according to claim 1, it is characterised in that: the motive power outputting apparatus
It (2) include stirring motor (21) and deflector (22), the deflector (22) includes entering with what the stirring motor (21) was connect
Mouth and the outlet connecting with the quenching tank (1), the outlet is connect with the bottom (11).
5. a kind of device for improving quenching cooling according to claim 5, it is characterised in that: the motive power outputting apparatus
(2) quantity is one and setting is in the side of the quenching tank (1), and the outlet of the deflector (22) is arranged at the bottom
At the geometric center in portion (11) and the area of outlet is greater than or equal to 2/3rds of the bottom (11) area.
A kind of improve the cooling device of quenching 6. according to claim 1, it is characterised in that: the shunting device (3) with
The two of them face of the side wall (13) connects, and is provided with gap between other two face.
7. a kind of device for improving quenching cooling according to claim 1 or 2 or 3, it is characterised in that: the shunting layer
(31) parallel with the bottom (11).
8. a kind of device for improving quenching cooling according to claim 3, it is characterised in that: second shunting layer
(312) spacing between multiple flow guiding slits (32) on is successively in arithmetic progression increase from centre to two sides.
9. a kind of device for improving quenching cooling according to claim 5, it is characterised in that: the motive power outputting apparatus
(2) quantity is two and is symmetricly set on the two sides of the quenching tank (1), and the outlet of the deflector (22) is symmetrical arranged
In the two sides of the bottom (11) geometric center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227416.1A CN109022720B (en) | 2018-10-22 | 2018-10-22 | Device for improving quenching cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227416.1A CN109022720B (en) | 2018-10-22 | 2018-10-22 | Device for improving quenching cooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109022720A true CN109022720A (en) | 2018-12-18 |
| CN109022720B CN109022720B (en) | 2023-06-06 |
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ID=64613620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811227416.1A Active CN109022720B (en) | 2018-10-22 | 2018-10-22 | Device for improving quenching cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109022720B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110760651A (en) * | 2019-11-05 | 2020-02-07 | 浙江辛子精工机械有限公司 | Improve moulding-die quenching plastic equipment that bearing ring warp |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201770732U (en) * | 2010-08-04 | 2011-03-23 | 唐山天捷机械有限公司 | Oil-quenching tank guide device |
| CN202072728U (en) * | 2011-04-30 | 2011-12-14 | 西北矿冶研究院 | Special quenching tank for large-diameter drill bit |
| CN103217052A (en) * | 2013-04-22 | 2013-07-24 | 陆群英 | Fluid distributor |
| EP2813584A1 (en) * | 2013-06-11 | 2014-12-17 | Linde Aktiengesellschaft | System and method for quenching a heated metallic object |
| CN204138710U (en) * | 2014-10-24 | 2015-02-04 | 无锡市派克重型铸锻有限公司 | Aluminum alloy quenching groove water circulation system |
| CN205241743U (en) * | 2015-12-25 | 2016-05-18 | 深圳市全德力金属处理科技有限公司 | High -efficient thermal treatment guenching unit |
| CN105709664A (en) * | 2016-04-13 | 2016-06-29 | 山东理工大学 | Double-reaction-chamber mechanical adjustment type intake gas flow equalizing system of preheating catalytic oxidation device |
| JP2016211026A (en) * | 2015-05-01 | 2016-12-15 | 株式会社不二越 | Hardening apparatus, and hardening method |
| CN106498145A (en) * | 2016-12-14 | 2017-03-15 | 重庆长江工业炉制造有限公司 | Automobile front axle cooling recirculation system |
| CN206887163U (en) * | 2017-05-18 | 2018-01-16 | 广州市机电工业研究所 | A kind of flow quenching cooling device |
| CN107928595A (en) * | 2017-12-25 | 2018-04-20 | 常德市鼎城区精晟模具有限公司 | One kind cleaning and air-dried integral type dish-washing machine |
| CN207567288U (en) * | 2017-11-06 | 2018-07-03 | 广东赛福铝材设备有限公司 | A kind of aluminium profile quenching device |
| CN209260150U (en) * | 2018-10-22 | 2019-08-16 | 浙江辛子精工机械股份有限公司 | It is a kind of to improve the cooling device of quenching |
-
2018
- 2018-10-22 CN CN201811227416.1A patent/CN109022720B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201770732U (en) * | 2010-08-04 | 2011-03-23 | 唐山天捷机械有限公司 | Oil-quenching tank guide device |
| CN202072728U (en) * | 2011-04-30 | 2011-12-14 | 西北矿冶研究院 | Special quenching tank for large-diameter drill bit |
| CN103217052A (en) * | 2013-04-22 | 2013-07-24 | 陆群英 | Fluid distributor |
| EP2813584A1 (en) * | 2013-06-11 | 2014-12-17 | Linde Aktiengesellschaft | System and method for quenching a heated metallic object |
| CN204138710U (en) * | 2014-10-24 | 2015-02-04 | 无锡市派克重型铸锻有限公司 | Aluminum alloy quenching groove water circulation system |
| JP2016211026A (en) * | 2015-05-01 | 2016-12-15 | 株式会社不二越 | Hardening apparatus, and hardening method |
| CN205241743U (en) * | 2015-12-25 | 2016-05-18 | 深圳市全德力金属处理科技有限公司 | High -efficient thermal treatment guenching unit |
| CN105709664A (en) * | 2016-04-13 | 2016-06-29 | 山东理工大学 | Double-reaction-chamber mechanical adjustment type intake gas flow equalizing system of preheating catalytic oxidation device |
| CN106498145A (en) * | 2016-12-14 | 2017-03-15 | 重庆长江工业炉制造有限公司 | Automobile front axle cooling recirculation system |
| CN206887163U (en) * | 2017-05-18 | 2018-01-16 | 广州市机电工业研究所 | A kind of flow quenching cooling device |
| CN207567288U (en) * | 2017-11-06 | 2018-07-03 | 广东赛福铝材设备有限公司 | A kind of aluminium profile quenching device |
| CN107928595A (en) * | 2017-12-25 | 2018-04-20 | 常德市鼎城区精晟模具有限公司 | One kind cleaning and air-dried integral type dish-washing machine |
| CN209260150U (en) * | 2018-10-22 | 2019-08-16 | 浙江辛子精工机械股份有限公司 | It is a kind of to improve the cooling device of quenching |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110760651A (en) * | 2019-11-05 | 2020-02-07 | 浙江辛子精工机械有限公司 | Improve moulding-die quenching plastic equipment that bearing ring warp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109022720B (en) | 2023-06-06 |
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