CN110129534B - Quenching device - Google Patents
Quenching device Download PDFInfo
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- CN110129534B CN110129534B CN201910519239.2A CN201910519239A CN110129534B CN 110129534 B CN110129534 B CN 110129534B CN 201910519239 A CN201910519239 A CN 201910519239A CN 110129534 B CN110129534 B CN 110129534B
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- cylinder
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- position adjusting
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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
- C21D1/06—Surface hardening
- C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
- C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
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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
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
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- 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
- Y02P10/25—Process efficiency
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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 Treatment Of Articles (AREA)
Abstract
The invention discloses a quenching device, and belongs to the field of shaft machining. The quenching device comprises a cooling pool, an induction coil, a lifting cylinder, a clamping cylinder and a control panel, wherein the control panel controls the working of the lifting cylinder and the clamping cylinder, the induction coil is arranged above the cooling pool, a fixing frame, the lifting cylinder and a bracket body are arranged above the induction coil, and when the quenching device is used for processing, a workpiece and the induction coil are positioned on the same plane by adjusting a fixing bolt at the joint of the bracket body and the lifting cylinder, so that the workpiece is treated by a quenching process.
Description
Technical Field
The invention relates to the field of shaft machining, in particular to a quenching device.
Background
According to the design requirements of local induction quenching of some small shaft workpieces, the surface area of the small shaft workpieces needs to reach the required hardness, and other positions need to keep certain toughness. Although the large-scale induction hardening device is provided with the fixed clamping device, the equipment investment and the production cost are high.
The currently adopted small-sized induction quenching device is not provided with a fixed clamping device, the heating position of a workpiece is determined by manual experience, and the workpiece is manually placed into a cooling pool. The quenching method has the defects of low heat treatment production efficiency, unstable product quality, poor operation condition and the like.
Disclosure of Invention
The invention aims to solve the problem of unstable product quality of small and medium-sized induction quenching devices in the prior art, and provides the quenching device which can ensure that small shaft workpieces can be simply positioned during induction quenching, is safe and convenient to operate and is accurate and effective in control.
The technical scheme of the invention is as follows: a quenching device comprises a cooling pool, an induction coil, a lifting cylinder, a clamping cylinder and a control panel, wherein the control panel controls the working of the lifting cylinder and the clamping cylinder, the induction coil is arranged above the cooling pool, a fixing frame, the lifting cylinder and a bracket body are arranged above the induction coil, the fixing frame is horizontally arranged, the lifting cylinder is vertically fixed on the fixing frame, an ejector rod of the lifting cylinder penetrates through the bracket body and is fixed on the bracket body through a fixing bolt, the bracket body comprises a horizontal connecting frame and two vertical connecting frames, the two vertical connecting frames are respectively fixed at two ends of the horizontal connecting frame, a vertically penetrating vertical position adjusting column is arranged on the horizontal connecting frame, the vertical position adjusting column is fixed on the bracket body through a fixing nut, a positioning plate is fixed below the vertical position adjusting column, the positioning plate is horizontally arranged, and a horizontal position adjusting column is arranged on the vertical connecting frame close to one side of, the horizontal position regulation post runs through vertical link perpendicularly and fixes on the support body through fixation nut, horizontal position regulation post is close to locating plate one end and is fixed with the fixed clamp splice, the fixed clamp splice is used for the fixed work piece of treating processing, be equipped with die clamping cylinder on another vertical link, die clamping cylinder runs through vertical link perpendicularly and fixes on the support body through fixation nut, threaded connection cylinder ejector pin on the die clamping cylinder, the cylinder ejector pin is installed in spring bracket, spring bracket is hollow structure, spring bracket is equipped with the one end of cylinder ejector pin and passes through the nut with die clamping cylinder and be connected, spring bracket's other end terminal surface is equipped with the internal thread, and threaded connection motion clamp splice, be equipped with the spring between motion clamp splice and the cylinder ejector pin.
According to the further technical scheme, the axes of the workpiece, the induction coil, the vertical position adjusting column and the lifting cylinder are located on the same plane.
According to the further technical scheme, the clamping cylinder and the horizontal position adjusting column are arranged on the same horizontal line.
The invention has the beneficial effects that:
1. the invention is suitable for small shaft products with different lengths, different diameters, different quenching lengths and the like. Has the advantages of small investment, convenient adjustment, accurate positioning, convenient control, safe operation, stable quality and the like.
2. In the quenching process, the important parameters of the heating position, the heating time and the water inlet time of the workpiece are strictly controlled, and the product quality is ensured.
3. According to the clamping device, the tightness degree of clamping is adjusted through the spring, so that the safety in the production process is improved, and the phenomenon that operators are injured due to clamping of the clamping cylinder can be effectively avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention,
FIG. 2 is a schematic view of a control panel of the quenching apparatus,
figure 3 is a schematic view of an induction heating control panel,
the device comprises a cooling pool 1, a cooling pool 2, an induction coil 3, a lifting cylinder 4, a clamping cylinder 5, a fixing frame 6, a support body 61, a horizontal connecting frame 62, a vertical connecting frame 7, a vertical position adjusting column 8, a positioning plate 9, a horizontal position adjusting column 10, a fixing clamping block 11, a workpiece 12, a cylinder ejector rod 13, a spring support 14, a moving clamping block 15, a spring 16 and a nut.
Detailed Description
The invention will be further illustrated and understood by the following non-limiting examples.
As shown in fig. 1, the invention is a quenching device, which comprises a cooling pool 1, an induction coil 2, a lifting cylinder 3, a clamping cylinder 4 and a control panel, wherein the control panel controls the working of the lifting cylinder 3 and the clamping cylinder 4, as shown in fig. 2 and 3, the control panel comprises a quenching device control panel and an induction heating control panel, the quenching device control panel comprises a foot switch, and a delay time timer, a clamping button, a descending button, a release button, a lifting button, an emergency stop button, a inching continuous rotating button and a switch rotating button which are arranged on the control panel; wherein, the 'delay time timer' is a control element for controlling the action of the quenching device and is the heating time of the workpiece 11 in the induction coil 2; the 'clamping' button controls the work of the clamping cylinder 4; when the inching and continuous button is rotated to the inching state, the lifting cylinder 3 acts in the inching state, and the descending or lifting button controls the lifting cylinder 3 to act; the 'descending' button is pressed down independently to descend the whole quenching device.
The induction heating control panel comprises a foot switch, a power button, a inching continuous rotation button, a power selector, a heating time timer and an emergency stop button, wherein the power button, the inching continuous rotation button, the power selector, the heating time timer and the emergency stop button are arranged on the control panel, and the heating time timer is a control element of the induction heating device and is used for controlling the heating time of the induction coil 2.
In the prior art, the "foot switch" is a heating switch of the original induction heating device, after the foot switch is pressed, the induction coil 2 starts to heat, and the heating is automatically stopped after the heating time on the induction heating device is over. In the invention, the start button of the quenching device is added to the 'pedal switch', namely the 'pedal switch' controls the work of the quenching device and the heating coil.
The induction coil 2 is arranged above the cooling pool 1, a fixing frame 5, a lifting cylinder 3 and a support body 6 are further arranged above the induction coil 2, the fixing frame 5 is horizontally arranged, the lifting cylinder 3 is perpendicularly fixed on the fixing frame 5, an ejector rod of the lifting cylinder 3 is fixed on the support body 6 through a fixing bolt, the support body 6 comprises a horizontal connecting frame 61 and two vertical connecting frames 62, the two vertical connecting frames 62 are respectively fixed at two ends of the horizontal connecting frame 61, a vertically penetrating vertical position adjusting column 7 is arranged on the horizontal connecting frame 61, the vertical position adjusting column 7 is fixed on the support body 6 through a fixing bolt, a positioning plate 8 is fixed below the vertical position adjusting column 7, the positioning plate 8 is horizontally arranged, a horizontal position adjusting column 9 is arranged on the vertical connecting frame 62 close to one side of the positioning plate 8, the horizontal position adjusting column 9 vertically penetrates through the vertical connecting frame 62 and is fixed on the support body 6 through a fixing bolt, a fixed clamping block 10 is fixed at one end of the horizontal position adjusting column 9 close to the positioning plate 8, a clamping cylinder 4 is arranged on the other vertical connecting frame 62, the clamping cylinder 4 vertically penetrates through the vertical connecting frame 62 and is fixed on the bracket body 6 through a fixing nut, a cylinder ejector rod 12 is connected on the clamping cylinder 4 through a thread, the cylinder ejector rod 12 is arranged in the spring bracket 13,
the spring support 13 is of a hollow structure, one end, provided with an air cylinder ejector rod 12, of the spring support 13 is connected with the clamping air cylinder 4 through a screw cap 16, the end face of the other end of the spring support 13 is provided with internal threads and is in threaded connection with a moving clamping block 14, and a spring 15 is arranged between the moving clamping block 14 and the air cylinder ejector rod 12.
The lifting cylinder 3 controls the position of the workpiece 11, the workpiece is inserted into the induction coil 2, and the small shaft workpieces 11 with different lengths and different induction quenching positions can be clamped and quenched by adjusting the height of the positioning plate 8.
The fixed clamping block 10 and the moving clamping block 14 respectively act on two sides of the workpiece 11 and are used for clamping the workpiece 11, and the clamping cylinder 4 is matched with the spring 15 mechanism to adjust the degree of clamping the workpiece 11 and ensure that the invention can be self-adaptive to the diameter of the workpiece 11.
Before the present invention is used, in order to accurately insert the workpiece 11 into the induction coil 2 at the correct position, the direction of the bracket body 6 and the position of the fixed clamping block 10 are firstly adjusted.
The adjustment process is as follows:
1. a control panel power supply is turned on, and the control panel controls the lifting cylinder and the clamping cylinder;
2. a workpiece is placed at the installation position of the fixed clamping block, a clamping button is pressed, the clamping cylinder acts to enable the cylinder ejector rod to move leftwards, the thickness of the workpiece is self-adapted through the elasticity of the spring, and the moving clamping block is pushed to clamp the workpiece;
3. pressing down a 'descending' button to descend the whole quenching device until the lower end of the workpiece is positioned on the induction coil by about 2 mm;
4. loosening a fixing bolt at the joint of the bracket body and the lifting cylinder, rotating the bracket body to enable the workpiece and the induction coil to be positioned on the same plane, and then screwing the fixing bolt at the joint;
5. loosening the fixing bolt at the horizontal position adjusting column, and adjusting the telescopic position of the fixing clamping block by adjusting the position of the horizontal position adjusting column to ensure that the workpiece is just above the induction coil;
6. when the inching and continuous button is rotated to the inching state, the descending button is pressed down, and the inching control lifting cylinder descends to the lowest limiting position.
7. Pressing a 'loosening' button, controlling a clamping cylinder, releasing a workpiece, adjusting the correct position of the workpiece in an induction coil by hands, pressing a 'clamping' button, and re-clamping the workpiece;
8. loosening the fixing bolt at the vertical position adjusting column, and adjusting the height of the positioning plate by adjusting the position of the vertical position adjusting column to enable the positioning plate to be tightly attached to the upper surface of the workpiece;
9. and pressing a lifting button, lifting the lifting cylinder to the uppermost limiting position, pressing a loosening button, loosening the workpiece, and finishing adjustment.
The working process of the invention is as follows:
1. and turning on the power supply of the control panel.
2. Adjusting the process time from the 'delay time', namely starting timing when the lifting cylinder reaches the lower limit according to the time adjustment of an upper timer of the induction heating, and automatically releasing the clamping cylinder after the timing is finished;
3. rotating the inching and continuous button to a continuous state to enable the lifting cylinder to act in a continuous state, namely pressing down the descending or lifting button and loosening the descending or lifting button, and then directly moving the lifting cylinder to the uppermost or lowermost position limited up and down;
4. a workpiece is placed at the installation position of the fixed clamping block, a clamping button is pressed, the clamping cylinder acts to enable the cylinder ejector rod to move leftwards, and the moving clamping block is pushed to clamp the workpiece by the elasticity of the spring to adapt to the thickness of the workpiece;
5. the foot switch is turned off by foot until the workpiece falls into the cooling pool;
6. and repeating the steps 4 and 5 to carry out next quenching.
The device acts as follows:
1) an induction coil of the induction heating device starts to heat, and the heating time is timed; meanwhile, the lifting cylinder automatically and rapidly descends to the lower limit position. The workpiece is correctly placed in the induction coil, the workpiece is heated,
2) the "delay time" on the quench begins to time.
3) After the "heating time" is reached, the induction heating apparatus stops heating. And meanwhile, the time delay is up, the clamping cylinder automatically loosens, and the workpiece falls into the cooling pool.
4) And after the clamping cylinder reaches the right limit, the lifting cylinder automatically lifts to the upper limit, and the action is finished.
In conclusion, the quenching device is suitable for quenching small shaft products with different lengths, different diameters, different quenching lengths and the like, and has the advantages of convenience in adjustment, accuracy in positioning, convenience in control, safety in operation, stable quality and the like.
Claims (3)
1. A quenching device comprises a cooling pool, an induction coil, a lifting cylinder, a clamping cylinder and a control panel, wherein the control panel controls the working of the lifting cylinder and the clamping cylinder, the induction coil is arranged above the cooling pool, the quenching device is characterized in that a fixed frame, the lifting cylinder and a bracket body are arranged above the induction coil, the fixed frame is horizontally arranged, the lifting cylinder is vertically fixed on the fixed frame, an ejector rod of the lifting cylinder penetrates through the bracket body and is fixed on the bracket body through a fixing bolt, the bracket body comprises a horizontal connecting frame and two vertical connecting frames, the two vertical connecting frames are respectively fixed at two ends of the horizontal connecting frame, a vertical position adjusting column which vertically penetrates through the horizontal connecting frame is arranged on the horizontal connecting frame, the vertical position adjusting column is fixed on the bracket body through a fixing nut, a positioning plate is fixed below the vertical position adjusting column, and the positioning plate,
a horizontal position adjusting column is arranged on the vertical connecting frame close to one side of the positioning plate, the horizontal position adjusting column vertically penetrates through the vertical connecting frame and is fixed on the bracket body through a fixing nut, a fixing clamping block is fixed at one end of the horizontal position adjusting column close to the positioning plate, the fixing clamping block is used for fixing a workpiece to be processed,
a clamping cylinder is arranged on the other vertical connecting frame, the clamping cylinder vertically penetrates through the vertical connecting frame and is fixed on the bracket body through a fixing nut, a cylinder ejector rod is connected on the clamping cylinder through a thread, the cylinder ejector rod is arranged in the spring bracket,
the spring support is of a hollow structure, one end, provided with an air cylinder ejector rod, of the spring support is connected with the clamping air cylinder through a nut, an internal thread is arranged on the end face of the other end of the spring support and connected with the moving clamping block through a thread, and a spring is arranged between the moving clamping block and the air cylinder ejector rod.
2. The quenching apparatus as claimed in claim 1, wherein the axes of the workpiece, the induction coil, the vertical position adjusting column and the lifting cylinder are located on the same plane.
3. The quenching apparatus as claimed in claim 1, wherein the clamping cylinder and the horizontal position adjusting column are arranged on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519239.2A CN110129534B (en) | 2019-06-14 | 2019-06-14 | Quenching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519239.2A CN110129534B (en) | 2019-06-14 | 2019-06-14 | Quenching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110129534A CN110129534A (en) | 2019-08-16 |
| CN110129534B true CN110129534B (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910519239.2A Active CN110129534B (en) | 2019-06-14 | 2019-06-14 | Quenching device |
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| Country | Link |
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| CN (1) | CN110129534B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779392A (en) * | 2021-01-11 | 2021-05-11 | 王修涛 | Intelligent quenching equipment for cast iron |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3701783B2 (en) * | 1997-12-24 | 2005-10-05 | 高周波熱錬株式会社 | Automatic quenching equipment by induction heating |
| CN1176226C (en) * | 2001-02-03 | 2004-11-17 | 杨松鹤 | Quenching apparatus of rod parts |
| CN202730186U (en) * | 2012-08-09 | 2013-02-13 | 株洲敏锐机车配件有限责任公司 | Quenching device |
| CN102925632B (en) * | 2012-11-07 | 2015-04-15 | 广州市新滘热处理厂 | Vertical high-frequency quenching machine |
| CN205917304U (en) * | 2016-07-05 | 2017-02-01 | 邯郸市翔天数控工程有限公司 | Automatic quenching device |
| CN106702095B (en) * | 2016-12-09 | 2018-12-21 | 宁波市奉化永宏汽车零部件有限公司 | A kind of screw hardening apparatus by high frequency current |
| CN208964973U (en) * | 2018-10-19 | 2019-06-11 | 盐城高周波热炼有限公司 | Automatic sensing quenching unit |
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- 2019-06-14 CN CN201910519239.2A patent/CN110129534B/en active Active
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| CN110129534A (en) | 2019-08-16 |
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Denomination of invention: A quenching device Effective date of registration: 20230406 Granted publication date: 20210202 Pledgee: Jingjiang Branch of Bank of China Ltd. Pledgor: JINGJIANG JIAJIA PRECISION MACHINERY TECHNOLOGY Co.,Ltd. Registration number: Y2023980037353 |
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