CN109609740A - Chain Link inducing quenching and tempering lathe and circuit protection method - Google Patents
Chain Link inducing quenching and tempering lathe and circuit protection method Download PDFInfo
- Publication number
- CN109609740A CN109609740A CN201910083510.2A CN201910083510A CN109609740A CN 109609740 A CN109609740 A CN 109609740A CN 201910083510 A CN201910083510 A CN 201910083510A CN 109609740 A CN109609740 A CN 109609740A
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- Prior art keywords
- tempering
- room
- induction
- quenching
- liquid
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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
- C21D1/667—Quenching devices for spray 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
- 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
- C21D11/00—Process control or regulation for heat treatments
-
- 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
- C21D9/0087—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for chains, for chain links
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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
Abstract
Chain Link inducing quenching and tempering lathe, including each group modularization conveying device and various functional components are set on it and seal frame separately constitutes induction heating chamber, spray quenching room, tempering induction room, modularization conveying device includes Modular plate-type sprocket wheel conveying device and modularization roll conveying appliance, induction heating chamber includes: inductor, induction hardening transformer, three-dimensional slide unit, two ipsilateral induction hardening transformers of two tracks are connected in parallel on same IGBT power cell, and two group of two column inductor is suspended in the surface of preceding track and rear track；Spray quenching room includes: Multi-stage module roll conveying appliance, and the top of two rollgangs of face is respectively provided with hydrojet pipeline and liquid-jet device, and the bottom of two rollgangs sets the collecting tank of quenching liquid；Tempering induction station includes three-level tempering induction room, and tunnel is tempered inductor face and is suspended in the top of two chain rails, and tunnel type is tempered inductor and is electrically connected with tempering capacitor box, tempering capacitor box and IGBT tempering power electric connection.
Description
Technical field
The invention belongs to electromagnetic induction heatings to quench electromechanical integration technology area, and in particular to Chain Link impewdance matching returns
The machine-building and circuit control design field of lighter bed.
Background technique
The induction hardening equipment of the prior art mostly uses state induction heating quenching technology, and uses the continuous induction of dynamic
Heating quenching equipment such as Authorization Notice No. is CN208234951U application number: 2018207241905 utility model titles: axis class zero
Part continuous induction hardening, tempering equipment, this equipment are only applicable to convey the single track of cylinder-shaped bearing part, carry out to workpiece
Twin shaft rubbing makes workpiece receive induction hardening in rotation, and single track conveying causes production efficiency low and the degree of automation of equipment
Not high, application field limitation is big, is not suitable for the Chain Link and engineering machinery of large-scale and heavy components such as military project tank
With the continuous induction hardening technique of Chain Link, good solution is never had to this defect.
Summary of the invention
It is a kind of using multiple groups modularization double track structure for conveying the purpose of the present invention is overcoming the deficiencies of the prior art and provide
The Chain Link inducing quenching and tempering lathe of PLC control operation, continuous induction hardening tempering technology, comprising:
Multiple groups are mutually indepedent and the modularization conveying device that operates synchronously and are arranged in each group modularization conveying device
Various functional components and on the wallboard of corresponding each group modularization conveying device be arranged seal frame separately constitute induction plus
Hot cell, spray quenching room, tempering induction room；Modular plate-type sprocket wheel conveying device, drive sprocket axle and driven chain wheel shaft are along left
Direction is arranged in parallel, and the axial direction of drive sprocket axle and driven chain wheel shaft is arranged along the longitudinal direction, drive sprocket axle perforation two
It chain rail and is rotatably installed on corresponding four wallboards of two chain rails, the both ends of two groups of driven chain wheel shafts being parallel to each other correspond
It is rotatably installed on corresponding two wallboards in both ends of two chain rails, the front end of drive sprocket axle is prolonged through front side wallboard and forward
It stretches, the elongated end of reduction gearbox power output shaft and drive sprocket axle is coaxially connected, and reduction gearbox is fixed on the wallboard of front side, and sprocket wheel drives
Dynamic motor is connected by power with reduction gearbox, and two groups of board-like stainless steel chains of annular are wound around two groups of each one to two drive chains respectively
On wheel and on two groups of each one to two driven sprockets, chain wheel drive motor is alternating current asynchronous frequency-conversion and speed-regulation motor；Induction adds
Two IGBT power cells are arranged in the front side of the first Modular plate-type sprocket wheel conveying device in hot cell, and inductor is mounted on LC and returns
On the induction hardening transformer on road, compensation capacitor is mounted on transformer top, and four induction hardening transformers are mounted on correspondingly can
It does on four three-dimensional slide units of X, Y, Z three-dimensional adjustment, four three-dimensional slide unit every two are one group, and every group two three-dimensional slide units are along left
What right direction faced respectively is arranged in the front side of preceding track and the rear side of rear track, two ipsilateral quenching transformations of every track
Device is connected in parallel into same IGBT power cell, two group of two column inductor be suspended in correspondingly before track surface and
The surface of track afterwards is arranged seal frame on the wallboard of the first modularization conveying device and constitutes induction heating chamber；Modularization
Roll conveying appliance, drive roll wheel shaft and multiple driven rolling axles are arranged in parallel along left direction, drive roll wheel shaft and driven
The axial direction of rolling axle is arranged along the longitudinal direction, two groups of one to two drive sprockets is fixedly installed on drive roll wheel shaft, more than two groups
The ipsilateral of a driven rolling axle is equipped with two groups of one to two driven sprockets correspondingly, and drive roll wheel shaft is rotatably installed in two
On corresponding four wallboards of roller-way, the both ends of two groups of driven vollers, which correspond, is rotatably installed in corresponding two walls in two roller-way both ends
On plate, the front end of drive roll wheel shaft extends through front side wallboard and forward, and reduction gearbox power output shaft prolongs with drive roll wheel shaft
It is coaxially connected to stretch end, roller reduction gearbox is fixed on the wallboard of front side, and roller drive motor is connected by power with roller reduction gearbox, and two
Group stainless steel chain is wound around on two groups of one to two drive sprockets respectively on driven sprocket, and roller drive motor is frequency conversion
Variable-speed motor, the speed of frequency-conversion and speed-regulation motor, which adjusts to use, manually adjusts or automatically adjusts two kinds of regulative modes；Hydrojet is quenched
Fiery room, spray quenching room are successively contacted by 3-8 grades of modularization roll conveying appliances and constitute Multi-stage module roll conveying appliance,
The top of two rollgangs of face of modularization roll conveying appliance, is provided with for adjusting between nozzle and Chain Link
Between the upper and lower away from, hydrojet pipeline and liquid-jet device moving up and down, multiple nozzle face roller-ways of liquid-jet device are defeated at two
The collecting tank for sending the bottom of roller-way to set quenching liquid, the bottom setting quenching liquid circulating device of collecting tank, the two sides of two roller-ways
Stainless steel limit plate is set on wallboard, seal frame composition hydrojet is set on the wallboard of the first modularization roll conveying appliance and is quenched
Fiery room；Tempering induction room, it includes: that the first tempering incudes room, the second tempering induction room that the tempering for eliminating internal stress, which incudes room,
Third tempering induction room；First tempering induction room includes: two delivery tracks in the second Modular plate-type sprocket wheel conveying device
Upper two groups of tunnel types of setting are tempered inductor (not indicating), and two groups of tunnel type tempering inductors are segmentation elongate structure, two groups of tunnels
Road formula be tempered the notch of inductor downwards and face respectively the setting of the two chain rails in lower section, two groups of tunnel types are tempered the side of inductor
The Chain Link above the board-like stainless steel chain of inductor face annular installed on wall and top, two groups of tunnel types are tempered inductor
It is electrically connected with tempering capacitor box, tempering capacitor box and IGBT are tempered power electric connection, convey and fill in the second Modular plate-type sprocket wheel
Seal frame is set on the wallboard set and constitutes the first tempering induction room；The structure of second tempering induction room and the first tempering induction room
Identical, third tempering induction room is identical as the first tempering induction big portion in room, and tunnel type is arranged in the left end that third is tempered induction room
It is tempered inductor, Chain Link cooling system is set in the right end that third is tempered induction room, the second tempering induction room seal frame
Entrance and the first tempering induction room seal frame outlet, the entrance of third tempering induction room seal frame and the second tempering are felt
Answer room seal frame outlet.
Preferably, Chain Link tyre tread in left and right is placed into the annular slab of the first Modular plate-type sprocket wheel conveying device automatically upward
On formula stainless steel chain, the end to end carry out electromagnetic induction heating of workpiece is board-like not in the annular of the first modularization conveying device
The bottom of rust steel link chain is provided with the strength magnet steel of the fixed Chain Link of absorption for preventing Chain Link from touching with inductor.
Preferably, the conveying of the second modularization roller is provided between the second tempering induction room and the first tempering induction room to fill
It sets, is provided with third modularization roll conveying appliance between third tempering induction room and the second tempering induction room.
Preferably, spray quenching room uses 3 grades of modularization roll conveying appliances, and the hydrojet lifting device of spray quenching room is adopted
Lifting driving is carried out with screw rod+motor, circulation device for cooling quenching liquid includes: collecting tank, quenching liquid filter device, liquid reserve tank,
Liquid circulating pump is returned, liquid heat exchange cycle pumps out, and quenching liquid filter device includes mutually contacting for absorbing induction heating metallic bond
The magnetic filter (not indicating) and bag filter (not indicating) of the large capacity for the oxide skin that rail section surface is formed, Magnetic filtration device
Device inlet tube is connected to the outlet tube of water circulating pump, magnetic filter outlet tube with for the bag filter that accurately filters into
Liquid pipe connection, bag filter outlet tube and is expelled directly out filtered fluid into water tank, returns the inlet tube and collecting tank of liquid circulating pump
Outlet tube connection, the inlet tube of feed liquor hot recycle pump put in the lower part imbibition of water tank and export to heat-exchangers of the plate type carry out
Heat exchange cooling, heat-exchangers of the plate type outlet tube are connected to the inlet tube that liquid heat exchange cycle out pumps, out the liquid out of liquid heat exchange cycle pump
Pipe puts in water tank feed flow, and the inlet tube of high-pressure pump puts in the lower part imbibition of water tank, and the outlet tube of high-pressure pump and quenching cool down
Indoor liquid-jet device connection；The water inlet of the outlet pipe of heat-exchangers of the plate type and quenching liquid heat exchange softening water-cooling circulating device
Pipe connection, quenching liquid heat exchange soften the outlet pipe and air-cooled screw refrigerator of the soft water down cycles pump of water-cooling circulating device
The outlet pipe of the water inlet pipe connection of group, air-cooled screw freezing unit is connected to the water inlet pipe of heat-exchangers of the plate type, and air-cooled screw is cold
Freeze the high temperature thermal softening water that unit obtains heat-exchangers of the plate type heat exchange to cool down.
Preferably, four three-dimensional slide unit X, Y, Z-direction positioning adjusting range be native 30mm, the wherein front-rear direction (side Y
To) and left and right directions (X-direction) correction adjusting carried out using screw rod, up and down direction (Z-direction) is driven using cylinder and is used silk
Bar is rectified a deviation adjusting manually.
Preferably, the stainless steel for limiting Chain Link offset is provided on two chain rail two sides wallboards of induction heating chamber
Two chain rail two sides of limit plate, spray quenching room and the first tempering induction room and the second tempering induction room and third tempering induction room
The stainless steel gag lever post for limiting Chain Link offset, the indoor multiple tunnel type tempering senses of tempering induction are provided on wallboard
The length for answering device is 3-20 meters, and the beneficial effect being arranged in this way is: ensureing Chain Link tempering sufficiently, eliminates stress in time.
Preferably, the mating setting temperature control device of collecting tank, temperature control device include the temperature control being arranged in temperature controller and collecting tank
The temperature of probe and the quenching liquid in the bottom of collecting tank setting electric heater, collecting tank is maintained at 25~45 DEG C, quenching liquid
Liquid level, the temperature, the dynamic electrical control alarm system of flow that the mating setting quenching liquid of circulator recycles, PLC electrical control
Alarm system detects liquid level, temperature, flow, fed back, being compared, operation, comparison, alarm and to Chain Link impewdance matching
The on-off of each power switch of tempering machine tool controls and the control of the aperture of valve, and the beneficial effect being arranged in this way is: keeping equipment
Always the working range in normal safety, extends the service life of equipment.
Preferably, circuit is protected with the over-current detection of the IGBT power cell group of the mating setting of induction heating chamber and soft switching
The working condition of IGBT is judged by detecting the size of IGBT UCE voltage, due to IGBT itself or short circuit causes
Overcurrent condition occur when, Uce can be increased sharply, when Uce is more than the normal range (NR) of IGBT, IGBT soft switching movement, drive
The electric current of general who has surrendered IGBT drops to zone of reasonableness under voltage, if Uce continues to rise at this time, soft breaking circuit closes IGBT, in this way
The beneficial effect of design is: avoiding the hard service life for turning off the surge voltage impact generated and shortening IGBT.
Preferably, the operating frequency range of IGBT power cell group be 3-10KHZ, by adjusting with IGBT power cell group
The turn ratio and copper bar connection type of matched induction hardening transformer and by tighten or unclamp capacitors count adjust spiral shell emit acquisition
Different capacitors quantity, the corresponding any operative frequency obtained in 3-10KHZ operating frequency range, matching different operating frequency
The different induction frequencies of the Chain Link of the induction coil and different size of different size, enhancing equipment adapt to different size Chain Link
Application range, be tempered IGBT power cell operating frequency range are as follows: 1-4KHZ.
Preferably, when Chain Link touches inductor or inductor over the ground, one stopping alarm electric signal of inductor output
To power control terminal, power control terminal issues cutting induction hardening transformer power supply and cutting-off machine power supply according to stopping alarm signal
It instructs and shutdown action is executed by executing agency, prevent inductor and transformer from burning.
The utility model has the advantages that Chain Link inducing quenching and tempering lathe of the invention, can take into account each specification product, improve lathe
Adaptability farthest utilizes equipment；Hot shape using the technique of laser heating, high production efficiency, heating is more stable, layer depth
More evenly, while also it is easy to get to deeper hardened layer；Two load systems of every power configuration, such structure is more reasonable,
The needs that can satisfy mass production keep equipment more reliable and more stable；Lathe function is complete, and operating space is big, automates journey
Degree is high, has perfect detection control function, to coolant liquid water level and temperature, quenches the key parameters such as flow quantity and is supervised in real time
Control, makes cooling system reliability service, quenching liquid temperature is maintained within the scope of certain temperature.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the floor plan of Chain Link inducing quenching and tempering lathe；
Fig. 2 is induction heating chamber internal structure main view；
Fig. 3 is induction heating chamber internal structure right view；
Fig. 4 is induction heating chamber internal structure top view；
Fig. 5 is the schematic view of the front view of modularization roll conveying appliance；
Fig. 6 is the overlooking structure diagram of modularization roll conveying appliance；
Fig. 7 is the schematic view of the front view of spray quenching room；
Fig. 8 is the right side structural representation of spray quenching room；
Fig. 9 is the overlooking structure diagram of spray quenching room；
Figure 10 is the schematic view of the front view of tempering induction room；
Figure 11 is the overlooking structure diagram of tempering induction room.
In figure: 1. first Modular plate-type sprocket wheel conveying devices, 2. induction heating chambers, 3. spray quenching rooms, 4. tempering senses
Answer room, 5. drive sprocket axles, 6. driven chain wheel shafts, 7. wallboards, 8. chain rails, 9. reduction gearboxes, 10. chain wheel drive motors, 11. rings
The board-like stainless steel chain of shape, 12. drive sprockets, 13. driven sprockets, 14.IGBT power cell group, 15. inductors, 16. quenchings
Transformer, 17. compensation capacitors, 18. three-dimensional slide units, track before 19., track after 20., 21. seal frames, 22. strength magnet steel,
23. roller reduction gearbox, 24. roller drive motors, 25. stainless steel chains, 26. Multi-stage module roll conveying appliances, 261.
Drive roll wheel shaft, 262. driven rolling axles, 263. active roller chains, 264. driven roller chains, 27. sparge pipes, the lifting of 28. hydrojets
Device, 281. liquid-jet devices, 29. collecting tanks, 30. stainless steel limit plates, 31. first tempering induction rooms, 32. second tempering inductions
Room, 33. thirds tempering induction room, 34. second Modular plate-type sprocket wheel conveying devices, the conveying of 35. third Modular plate-type sprocket wheels
Device, 36. the 4th Modular plate-type sprocket wheel conveying devices, 37. second modularization roll conveying appliances, 38. third modularized rolls
Take turns conveying device, 39. Chain Link guide grooves, 40. stainless steel gag lever posts, 41. circulation device for cooling quenching liquid, 42. quenching filterings
System, 43. heat-exchangerss of the plate type, 44. quenching liquid heat exchanges soften water-cooling circulating device, and 45. air-cooled screws freeze unit,
46. electrical control cabinet, 47. high-pressure pumps, 48. times liquid circulating pumps, 49. go out liquid heat exchange cycle pump, and 50. feed liquor heat exchange cycles pump, and 51.
Soft water down cycles pump.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing.In the description of the present invention,
It should be noted that the side of the instructions such as term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside"
Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description of the present invention and simplification of the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Figure 11 is please referred to, the present invention provides a kind of technical solution: Chain Link inducing quenching and tempering lathe and circuit are protected
Maintaining method, including multiple groups are mutually indepedent and operate synchronously modularization conveying device 1 and in each group modularization conveying device
The various functional components that are arranged simultaneously seal frame 21 are arranged on the wallboard of corresponding each group modularization conveying device separately constitute
Induction heating chamber 2, spray quenching room 3, tempering induction room 4；Modular plate-type sprocket wheel conveying device, drive sprocket axle 5 and driven
Sprocket shaft 6 is arranged in parallel along left direction, and the axial direction of drive sprocket axle 5 and driven chain wheel shaft 6 is arranged along the longitudinal direction, actively
Sprocket shaft 5 penetrates through two chain rails 8 and is rotatably installed on corresponding four wallboards 7 of two chain rail 8, two groups of driven sprockets being parallel to each other
The both ends of axis 6 correspond and are rotatably installed on corresponding two wallboards 7 in both ends of two chain rails 8, the front end of drive sprocket axle 5
Extend through front side wallboard 7 and forward, 9 power output shaft of reduction gearbox and the elongated end of drive sprocket axle 5 are coaxially connected, reduction gearbox
9 are fixed on the wallboard 7 of front side, and chain wheel drive motor 10 is connected by power with reduction gearbox 9, two groups of board-like stainless steel chains 11 of annular
Be wound around on two groups of every group of one to two drive sprockets 12 respectively and two groups of every group of one to two driven sprockets 13 on, chain wheel drive
Motor 10 is alternating current asynchronous frequency-conversion and speed-regulation motor；Induction heating chamber 2, in the first Modular plate-type sprocket wheel conveying device 1
Two IGBT power cells 14 are arranged in front side, and inductor 15 is mounted on the induction hardening transformer 16 in the circuit LC, compensation capacitor 17
It is mounted on transformer top, four induction hardening transformers 16 are mounted on four three-dimensionals that can do the adjustment of X, Y, Z three-dimensional correspondingly
On slide unit 18, four three-dimensional 18 every two of slide unit are one group, what every group two three-dimensional slide units 18 faced respectively in left-right direction
The front side of preceding track 19 and the rear side of rear track 20 be set, two ipsilateral induction hardening transformers 16 of every track be connected in parallel into
Same IGBT power cell 14, two group of two one-to-one surface for being suspended in preceding track 19 of column inductor 15 and rear track
20 surface is arranged seal frame 21 on the wallboard 7 of the first modularization conveying device and constitutes induction heating chamber 2；Modularization
Roll conveying appliance 26, drive roll wheel shaft 261 and multiple driven rolling axles 262 are arranged in parallel along left direction, active roll
The axial direction of axis and driven rolling axle is arranged along the longitudinal direction, and two groups of one to two drive roll chains are fixedly installed on drive roll wheel shaft
Wheel 263, two groups of the ipsilateral of multiple driven rolling axles are equipped with two groups one to two driven roller chains 264 correspondingly, actively
Rolling axle penetrates through two roller-ways and is rotatably installed on corresponding four wallboards 7 of two roller-ways, and the both ends of two groups of driven vollers correspond
It is rotatably installed on corresponding two wallboards 7 in two roller-way both ends, the front end of drive roll wheel shaft is prolonged through front side wallboard 7 and forward
It stretches, 9 power output shaft of reduction gearbox and the elongated end of drive roll wheel shaft are coaxially connected, and roller reduction gearbox 23 is fixed on front side wallboard 7
On, roller drive motor 24 is connected by power with roller reduction gearbox 23, two groups of stainless steel chains 25 be wound around respectively two group one to
On two drive sprockets 12 and on driven sprocket 13, roller drive motor 24 is frequency-conversion and speed-regulation motor, electrical variable frequency adjustable speed
The speed of machine, which adjusts to use, manually adjusts or automatically adjusts two kinds of regulative modes；Spray quenching room, spray quenching room 3 is by 3-8 grades
Modularization roll conveying appliance, which is successively contacted, constitutes Multi-stage module roll conveying appliance 26, in modularization roll conveying appliance
The top of two rollgangs of face, be provided with for adjust between nozzle and Chain Link between the upper and lower away from, can on move down
Dynamic sparge pipe 27 and hydrojet lifting device 28, multiple nozzle face roller-ways of hydrojet lifting device 28, in two rollgangs
Bottom set the collecting tank 29 of quenching liquid, the bottom of collecting tank 29 is arranged circulation device for cooling quenching liquid 41, the two of two roller-ways
Stainless steel limit plate 30 is set on the wallboard 7 of side, seal frame 21 is set on the wallboard 7 of the first modularization roll conveying appliance
Constitute spray quenching room 3；Tempering induction room, for eliminate internal stress tempering incude room 4 include: the first tempering induction room 31,
Second tempering induction room 32, third tempering induction room 33；First tempering induction room 31 includes: defeated in the second Modular plate-type sprocket wheel
It send and two groups of tunnel type tempering inductor (not indicating) is set on two delivery tracks of device 34, two groups of tunnel types are tempered inductor
151 be segmentation elongate structure, the notch of two groups of tunnel types tempering inductor (not indicating) downwards and face respectively below two
Chain rail 8 is arranged, and two groups of tunnel types are tempered the tunnel type tempering inductor installed on the side wall and top of inductor (not indicating) (not
Mark) the board-like stainless steel chain of face annular 11 top Chain Link, in the wall of the second Modular plate-type sprocket wheel conveying device 34
Seal frame 21 is set on plate 7 and constitutes the first tempering induction room 31；Second tempering induction room 32 and the first tempering incude room 31
Structure is identical, and third tempering induction room 33 is identical as the first tempering induction big portion in room 31, includes in the second tempering induction room 32
There is third Modular plate-type sprocket wheel conveying device 35, is tempered in induction room 33 in third and is conveyed comprising the 4th Modular plate-type sprocket wheel
Device 36 is tempered inductor 151 in the left end setting tunnel type that third is tempered induction room 33, is tempered the right side of induction room 33 in third
End setting Chain Link cooling system, the entrance of the second tempering induction 32 seal frame 21 of room and the first tempering induction 31 sealing frame of room
21 outlet of frame, the entrance of third tempering induction 33 seal frame 21 of room and the second tempering induction 32 seal frame 21 of room outlet
Two Chain Link guide grooves 39 are arranged in the discharge outlet that third is tempered induction room 33 in connection.
In the present embodiment, left and right Chain Link tyre tread is placed into the first Modular plate-type sprocket wheel conveying device 1 automatically upward
On the board-like stainless steel chain 11 of annular, the end to end carry out electromagnetic induction heating of workpiece, in the ring of the first modularization conveying device
The bottom of the board-like stainless steel chain 11 of shape is provided with the fixed Chain Link of absorption for preventing Chain Link from touching with inductor 15
Strength magnet steel 22.
In the present embodiment, the second modularization roller is provided between the second tempering induction room 32 and the first tempering induction room 31
Conveying device 37 is provided with third modularization roll conveying appliance between third tempering induction room 33 and the second tempering induction room 32
38。
In the present embodiment, the hydrojet lifting device 28 of spray quenching room 3 carries out lifting driving using screw rod+motor, quenches
Liquid cooling-cycle device 41 includes: collecting tank 29, and quenching liquid filter device 42, liquid reserve tank 45, time liquid circulating pump 48, liquid exchanges heat out
Circulating pump 49, quenching liquid filter device 42 include mutually contacting for absorbing the oxygen of induction heating metal Chain Link surface formation
Change the magnetic filter (not indicating) and bag filter (not indicating) of the large capacity of skin, magnetic filter inlet tube is followed with liquid is returned
The outlet tube connection of ring pump 48, magnetic filter outlet tube are connected to the inlet tube of the bag filter for accurately filtering, bag
Formula filter outlet tube and filtered fluid is expelled directly out into water tank 45, the inlet tube and collecting tank 29 for returning liquid circulating pump 48 go out liquid
Pipe connection, the inlet tube of feed liquor hot recycle pump 50 put in the lower part imbibition of water tank 45 and export to heat-exchangers of the plate type 43 and carry out
Heat exchange cooling, 43 outlet tube of heat-exchangers of the plate type are connected to the inlet tube of the pump of liquid heat exchange cycle out 49, out liquid heat exchange cycle pump 49
Outlet tube put in 45 feed flow of water tank, the inlet tube of high-pressure pump 47 puts in the lower part imbibition of water tank 45, and high-pressure pump 47 goes out
Liquid pipe is connected to the cooling indoor liquid-jet device of quenching；The outlet pipe and quenching liquid heat exchange softened water of heat-exchangers of the plate type are cooling
The water inlet pipe of circulator 44 is connected to, and quenching liquid heat exchange softens the outlet pipe of water-cooling circulating device 44 and air-cooled screw freezes
The water inlet pipe of unit 45 is connected to, and the outlet pipe of air-cooled screw freezing unit 45 is connected to the water inlet pipe of heat-exchangers of the plate type 43, wind
The high temperature thermal softening water that cold screw rod freezing unit 45 obtains heat-exchangers of the plate type heat exchange cools down.
One of preferred embodiment: the positioning adjusting range of X, Y, Z three-dimensional of four three-dimensional slide units 18 is native 30mm, wherein
Front-rear direction (Y-direction) and left and right directions (X-direction) use screw rod to carry out correction adjusting, and up and down direction (Z-direction) uses cylinder
It drives and screw rod is used to rectify a deviation manually adjusting.
The two of preferred embodiment: it is provided on two chain rails, the 8 two sides wallboard 7 of induction heating chamber 2 for limiting Chain Link
The stainless steel limit plate 30 of offset, spray quenching room 3 and the first tempering induction room 31 and the second tempering induction room 32 and third are returned
The stainless steel gag lever post 40 for limiting Chain Link offset, tempering are provided on two chain rails, the 8 two sides wallboard 7 of fire induction room 33
The length for incuding multiple tunnel types tempering inductor 15 in room 4 is 3-20 meters.
The three of preferred embodiment: the mating setting temperature control device of collecting tank 29, temperature control device includes temperature controller and collecting tank 29
The temperature of the temperature probe of interior setting and the quenching liquid in the bottom of collecting tank 29 setting electric heater, collecting tank 29 is maintained at
25~45 DEG C, the dynamic electrical control of liquid level, temperature, flow that the mating setting quenching liquid of quenching liquid circulating device recycles, which is alarmed, is
System, electrical control alarm system detects liquid level, temperature, flow, fed back, being compared, operation, comparison, alarm and to chain rail
Save the on-off control of each power switch of inducing quenching and tempering lathe and the aperture control of valve.
One of circuit protection method embodiment of the invention: the IGBT power cell group with the mating setting of induction heating chamber 2
14 over-current detection and soft switching protection circuit judges the working condition of IGBT by detecting the size of IGBT UCE voltage, when
Due to IGBT itself or caused by short circuit overcurrent condition occur when, Uce can be increased sharply, when Uce be more than IGBT just
When normal range, IGBT soft switching is acted, and the electric current of general who has surrendered IGBT drops to zone of reasonableness under driving voltage, if on Uce continues at this time
It rises, soft breaking circuit closes IGBT.
The operating frequency range of two: IGBT power cell group 14 of circuit protection method embodiment of the invention is 3-
10KHZ, by adjusting the turn ratio and copper bar connection type of induction hardening transformer 16 matched with IGBT power cell group 14 and logical
It crosses to tighten or unclamp capacitors count and adjust spiral shell and emit and obtains different capacitors quantity, it is corresponding to obtain in 3-10KHZ working frequency model
Any operative frequency enclosed matches the difference of the induction coil of the different size of different operating frequency and the Chain Link of different size
Induction frequencies, enhancing equipment adapt to the application range of different size Chain Link, are tempered the operating frequency range of IGBT power cell
Are as follows: 1-4KHZ.
The three of circuit protection method embodiment of the invention: Chain Link touches inductor 15 or touches tunnel tempering induction
When device or inductor 15 or tunnel are tempered inductor over the ground, inductor 15 or tunnel are tempered one stopping alarm of inductor output
Electric signal is to power control terminal, and power control terminal is according to stopping alarm signal sending cutting 16 power supply of induction hardening transformer and cutting machine
The instruction of bed power supply simultaneously executes shutdown action by executing agency, and inductor 15 or tunnel is prevented to be tempered inductor and transformer burning
It ruins.
The above, better embodiment only of the present invention, but the scope of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art are in technical scope disclosed by the invention, and according to the technique and scheme of the present invention and its design is subject to
Equivalent substitution or change should be covered by the protection scope of the present invention.
Claims (10)
1. Chain Link inducing quenching and tempering lathe characterized by comprising
Multiple groups are mutually indepedent and the modularization conveying device that operates synchronously and in each group Modular plate-type sprocket wheel conveying device
The various functional components that are arranged simultaneously seal frame are arranged on the wallboard of corresponding each group modularization conveying device separately constitute sense
Room, spray quenching room, tempering induction room should be heated, which includes Modular plate-type sprocket wheel conveying device and mould
Block roll conveying appliance；
Modular plate-type sprocket wheel conveying device, drive sprocket axle and driven chain wheel shaft are arranged in parallel along left direction, drive chain
The axial direction of wheel shaft and driven chain wheel shaft is arranged along the longitudinal direction, and drive sprocket axle penetrates through two chain rails and is rotatably installed in the two chains rail
On corresponding four wallboards, the both ends of two groups of driven chain wheel shafts being parallel to each other, which correspond, is rotatably installed in the two of two chain rails
Hold on corresponding two wallboards, the front end of drive sprocket axle is through front side wallboard and extends forward, reduction gearbox power output shaft with
The elongated end of drive sprocket axle is coaxially connected, which is fixed on the front side wallboard, chain wheel drive motor and the deceleration
Case is connected by power, and two groups of board-like stainless steel chains of annular are wound around on two groups of each one to two drive sprockets and two groups each one respectively
To two driven sprockets, which is alternating current asynchronous frequency-conversion and speed-regulation motor；
Two IGBT power cells, inductor is arranged in the front side of the first Modular plate-type sprocket wheel conveying device in induction heating chamber
It is mounted on the induction hardening transformer in the circuit LC, compensation capacitor is mounted on transformer top, and four induction hardening transformers correspond
Ground is mounted on the four three-dimensional slide units that can do the adjustment of X, Y, Z three-dimensional, and four three-dimensional slide unit every two are one group, every group two three
The rear side of the front side that preceding track is set and rear track that dimension slide unit faces respectively in left-right direction, every track it is ipsilateral two
A induction hardening transformer is connected in parallel into same IGBT power cell, and two group of two column inductor is suspended in preceding track correspondingly
Surface and rear track surface, on the wallboard of the first Modular plate-type sprocket wheel conveying device be arranged seal frame constitute
Induction heating chamber；
Modularization roll conveying appliance, drive roll wheel shaft and multiple driven rolling axles are arranged in parallel along left direction, drive roll
The axial direction of wheel shaft and driven rolling axle is arranged along the longitudinal direction, and two groups of each one to two actives are fixedly installed on drive roll wheel shaft
Sprocket wheel, two groups of the ipsilateral of multiple driven rolling axles are equipped with two groups of each one to two driven sprockets, active roll correspondingly
Axis penetrates through two roller-ways and is rotatably installed on corresponding four wallboards of two roller-way, and the both ends of two groups of driven vollers correspond rotation
It is mounted on corresponding two wallboards in two roller-way both ends, the front end of drive roll wheel shaft extends through front side wallboard and forward, slows down
Case power output shaft and the elongated end of drive roll wheel shaft are coaxially connected, which is fixed on the front side wallboard, roller
Drive motor is connected by power with roller reduction gearbox, and two groups of stainless steel chains are wound around respectively on two groups of one to two drive sprockets
On driven sprocket, which is frequency-conversion and speed-regulation motor, and the speed of the frequency-conversion and speed-regulation motor, which is adjusted, to be used
Manually adjust or automatically adjust two kinds of regulative modes；
Spray quenching room, the spray quenching room are successively contacted by 1-8 grades of modularization roll conveying appliances and constitute Multi-stage module roller
Wheel conveying device is provided in the top of two rollgangs of face of modularization roll conveying appliance for adjusting nozzle
Between Chain Link between the upper and lower away from, hydrojet pipeline and liquid-jet device moving up and down, multiple nozzles of liquid-jet device are just
To roller-way, set the collecting tank of quenching liquid in the bottom of two rollgangs, the bottom setting liquid outlet pipe of the collecting tank and with quench
Fiery liquid circulating device is connected to, and stainless steel gag lever post is arranged on the wallboard of the two sides of two roller-ways, is conveyed in the first modularization roller
Seal frame is set on the wallboard of device and constitutes spray quenching room；
Tempering induction room, it includes: that the first tempering incudes room, the second tempering induction room that the tempering for eliminating internal stress, which incudes room,
Third tempering induction room；First tempering induction room includes: two delivery tracks in the second Modular plate-type sprocket wheel conveying device
Upper two groups of tunnel types of setting are tempered inductor, and two groups of tunnel type tempering inductors are segmentation elongate structure, two groups of tunnel type tempering
The notch of inductor is downwards and the face respectively two chain rails in lower section setting, two groups of tunnel types are tempered side wall and the top of inductor
Chain Link above the board-like stainless steel chain of inductor face annular of upper installation, two groups of tunnel type tempering inductors and tempering electricity
Hold cabinet electrical connection, tempering capacitor box and IGBT are tempered power electric connection, in the wallboard of the second Modular plate-type sprocket wheel conveying device
Upper setting seal frame constitutes the first tempering induction room；Second tempering induction room is identical as the first tempering induction structure of room, the
Three tempering induction rooms are identical as the first tempering induction big portion in room, are tempered induction in the left end setting tunnel type that third is tempered induction room
Chain Link cooling system, the entrance and the of the second tempering induction room seal frame is arranged in the right end that third is tempered induction room in device
One tempering induction room seal frame outlet, the entrance of third tempering induction room seal frame and the second tempering induction room sealing
Frame exhaust openings connection.
2. Chain Link inducing quenching and tempering lathe according to claim 1, it is characterised in that: left and right Chain Link tyre tread is upward
Automatically it is placed on the board-like stainless steel chain of annular of the first Modular plate-type sprocket wheel conveying device, the end to end progress electricity of workpiece
Magnetic induction heating is provided in the bottom of the board-like stainless steel chain of annular of the first modularization conveying device for preventing Chain Link
The strength magnet steel of the fixed Chain Link of the absorption touched with inductor.
3. Chain Link inducing quenching and tempering lathe according to claim 1, it is characterised in that: this second tempering induction room with
It is provided with the second modularization roll conveying appliance between first tempering induction room, third tempering induction room incudes room with the second tempering
Between be provided with third modularization roll conveying appliance.
4. Chain Link inducing quenching and tempering lathe according to claim 1, it is characterised in that: spray quenching room uses 3 grades
Modularization roll conveying appliance, spray quenching room constitute hydrojet lifting device using screw rod+motor lifting structure, quench liquid cooling
But circulator includes: collecting tank, and quenching liquid filter device, liquid reserve tank, time liquid circulating pump, liquid heat exchange cycle pumps out, quenching liquid
Filter device includes the magnetic of the large capacity for the oxide skin for absorbing the formation of induction heating metal Chain Link surface mutually contacted
Property filter and bag filter, magnetic filter inlet tube are connected to the outlet tube of water circulating pump, magnetic filter outlet tube
It is connected to the inlet tube of the bag filter for accurately filtering, the filtered fluid of bag filter outlet tube discharge is discharged into water storage
Case, the inlet tube for returning liquid circulating pump are connected to the outlet tube of collecting tank, and the inlet tube of feed liquor hot recycle pump is put under water tank
Portion's imbibition simultaneously exports to heat-exchangers of the plate type and carries out heat exchange cooling, heat-exchangers of the plate type outlet tube and the pump of liquid heat exchange cycle out into
Liquid pipe connection, the outlet tube of liquid heat exchange cycle pump puts in water tank feed flow out, and the inlet tube of high-pressure pump puts in the lower part of water tank
The outlet tube of imbibition, high-pressure pump is connected to the cooling indoor liquid-jet device of quenching；The outlet pipe and quenching liquid of heat-exchangers of the plate type
Heat exchange softens the water inlet pipe connection of water-cooling circulating device, and quenching liquid heat exchange softens the soft water cooling of water-cooling circulating device
Circulation water pump outlet pipe is connected to the water inlet pipe of air-cooled screw freezing unit, and air-cooled screw freezes the outlet pipe of unit and board-like heat is handed over
The water inlet pipe of parallel operation is connected to, and air-cooled screw freezes the high temperature thermal softening water that unit obtains heat-exchangers of the plate type heat exchange and cools down
Cooling.
5. Chain Link inducing quenching and tempering lathe according to claim 1, it is characterised in that: four three-dimensional slide unit X, Y, Z
To positioning adjusting range be native 30mm, wherein front-rear direction (Y-direction) and left and right directions (X-direction) are entangled using screw rod
It adjusts partially, up and down direction (Z-direction) is driven using cylinder and screw rod is used to rectify a deviation manually adjusting.
6. Chain Link inducing quenching and tempering lathe according to claim 1, it is characterised in that: two chains of the induction heating chamber
The stainless steel limit plate for limiting Chain Link offset, the spray quenching room and first tempering are provided on the wallboard of rail two sides
It is provided on two chain rail two sides wallboards of induction room and the second tempering induction room and third tempering induction room for limiting chain rail
The stainless steel gag lever post of offset is saved, the length which incudes indoor multiple tunnel type tempering inductors is 3-20 meters.
7. Chain Link inducing quenching and tempering lathe according to claim 1 or 3, it is characterised in that: the collecting tank, which is matched, to be arranged
Temperature control device is set, which includes the temperature probe being arranged in temperature controller and collecting tank and be arranged in the bottom of the collecting tank
The temperature of electric heater, the quenching liquid in the collecting tank is maintained at 25~45 DEG C, the mating setting quenching of the quenching liquid circulating device
Liquid circulation liquid level, temperature, the dynamic electrical control alarm system of flow, PLC electrical control alarm system to liquid level, temperature,
Flow detected, fed back, being compared, operation, comparison, alarm and each power switch to Chain Link inducing quenching and tempering lathe
On-off control and valve aperture control.
8. the circuit protection method of Chain Link inducing quenching and tempering lathe, it is characterised in that: with the mating setting of the induction heating chamber
IGBT power cell group over-current detection and soft switching protection circuit pass through the size of detection IGBT Uce voltage and judge
The working condition of IGBT, when overcurrent condition occurs due to IGBT itself or caused by short circuit, Uce can be increased sharply,
When Uce is more than the normal range (NR) of IGBT, IGBT soft switching is acted, and the electric current of general who has surrendered IGBT drops to reasonable model under driving voltage
It encloses, if Uce continues to rise at this time, soft breaking circuit closes IGBT.
9. the circuit protection method of Chain Link inducing quenching and tempering lathe according to claim 8, it is characterised in that: IGBT
The operating frequency range of power cell group is 3-10KHZ, by adjusting induction hardening transformer matched with IGBT power cell group
It the turn ratio and copper bar connection type and adjusts spiral shell and emits by tightening or unclamp capacitors count and obtain different capacitors quantity, it is corresponding
Any operative frequency in 3-10KHZ operating frequency range is obtained, the induction coil of the different size of different operating frequency is matched
The different induction frequencies with the Chain Link of different size are tempered the operating frequency range of IGBT power cell are as follows: 1-4KHZ.
10. the circuit protection method of Chain Link inducing quenching and tempering lathe according to claim 8, it is characterised in that: chain
When rail section touches inductor or inductor over the ground, one stopping alarm electric signal of inductor output to power control terminal, power supply
Control terminal issues the instruction of cutting induction hardening transformer power supply and cutting-off machine power supply according to stopping alarm signal and passes through execution machine
Structure executes shutdown action.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910083510.2A CN109609740A (en) | 2019-01-29 | 2019-01-29 | Chain Link inducing quenching and tempering lathe and circuit protection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910083510.2A CN109609740A (en) | 2019-01-29 | 2019-01-29 | Chain Link inducing quenching and tempering lathe and circuit protection method |
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Cited By (8)
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| CN110408746A (en) * | 2019-04-29 | 2019-11-05 | 南京南化建设有限公司 | Anti-H 2 S annealing device |
| CN111235356A (en) * | 2020-03-18 | 2020-06-05 | 徐州徐工履带底盘有限公司 | Continuous induction heat treatment production line and method for miniature caterpillar track section tread |
| CN112159887A (en) * | 2020-11-07 | 2021-01-01 | 株洲市湘宁高中频设备有限责任公司 | Caterpillar track link scanning quenching device and caterpillar track link scanning quenching method |
| CN114457214A (en) * | 2020-11-07 | 2022-05-10 | 株洲市湘宁高中频设备有限责任公司 | Production method for integral heating and quenching of caterpillar track section tread |
| CN114457216A (en) * | 2020-11-07 | 2022-05-10 | 株洲市湘宁高中频设备有限责任公司 | Integral heating and quenching system for caterpillar track section tread |
| CN114457217A (en) * | 2020-11-07 | 2022-05-10 | 株洲市湘宁高中频设备有限责任公司 | Integral heating and quenching system for caterpillar track section tread |
| CN115341073A (en) * | 2022-08-01 | 2022-11-15 | 江苏天工工具新材料股份有限公司 | Heat treatment process based on powder high-speed steel |
| CN115725828A (en) * | 2022-11-28 | 2023-03-03 | 山东台稳精密机械有限公司 | Slider induction heat treatment processing technology |
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| CN115341073A (en) * | 2022-08-01 | 2022-11-15 | 江苏天工工具新材料股份有限公司 | Heat treatment process based on powder high-speed steel |
| CN115725828A (en) * | 2022-11-28 | 2023-03-03 | 山东台稳精密机械有限公司 | Slider induction heat treatment processing technology |
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