CN201525867U - Large-size double-power frequency supporting roll quench machining tool - Google Patents
Large-size double-power frequency supporting roll quench machining tool Download PDFInfo
- Publication number
- CN201525867U CN201525867U CN2009202314722U CN200920231472U CN201525867U CN 201525867 U CN201525867 U CN 201525867U CN 2009202314722 U CN2009202314722 U CN 2009202314722U CN 200920231472 U CN200920231472 U CN 200920231472U CN 201525867 U CN201525867 U CN 201525867U
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- finial device
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- moving beam
- support roll
- inductor block
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Abstract
The utility model discloses a large-size double-power frequency supporting roll quench machining tool comprising a machining tool frame, an upper center device, a lower center device, induction hardening equipment and a cooling device, wherein the upper center device is fixed on an upper center movable cross beam; the induction hardening equipment and the cooling device are fixed on an inductor movable cross beam; an upper center cross beam transmission mechanism used for controlling the movement of the upper center movable cross beam and an inductor cross beam transmission mechanism used for controlling the movement of the inductor movable cross beam are arranged between an upper cross beam and a base; the induction hardening equipment comprises an upper-layer power frequency induction coil and a lower-layer power frequency induction coil that are controlled by different power supplies respectively; and the lower center device is connected with a transmission. The machining tool has the advantages of capability of improving the heat treatment quality of a hardening layer part and prolonging the service life of a mill roll, short quenching time and energy saving.
Description
Technical field
The utility model relates to a kind of Equipment for Heating Processing, particularly relates to a kind of large-scale double support roll quenching machine frequently.
Background technology
Along with China's output of steel significantly rises, steel plate and non-ferrous metal plate constantly increase, and need the Large-scale Forging steel supporting roll for steel mill and coloured processing enterprise, general diameter phi 1000mm～φ 1600mm, 10～60 tons of weight.At present, its complex structure of equipment that the large-scale cold roller surface is heat-treated, bulky, carrying out induction quenching is generally all to adopt single line-frequency induction device to quench, its width of heating, power supply control and equipment peak power all are restricted, the depth of hardening zone on the cold roll surface after handling by such Equipment for Heating Processing, the quench-hardened case metallographic structure, transition layer metallographic structure and parent metallographic structure are difficult to reach requirement and poor stability, particularly working as need be big to diameter, the ultra-large type cold roll of Heavy Weight is (as diameter phi 1000mm～φ 1600mm, when 10～60 tons of weight) carrying out the surface heat processing, the deficiency of present Equipment for Heating Processing is just more obvious.At present, domestic large-scale support roll processing enterprise all adopts differential quenching, and differential quenching is about to the whole heating of support roll, whole again cooling, and its cool time is long, generally takes 5-8 days, and its energy consumption is big.
Summary of the invention
The purpose of this utility model is the problem at the existing cold roll thermal treatment lathe existence described in the background technology, the large-scale double frequency support roll quenching machine that provides a kind of cold roll big to diameter, Heavy Weight to heat-treat.
The realization the technical solution of the utility model is as follows:
A kind of large-scale double is the support roll quenching machine frequently, it comprises the lathe frame, last Finial device, following Finial device, induction hardening equipment and refrigerating unit, the lathe frame comprises top end rail, base and be arranged on top end rail and base between at least four guide pillars, last Finial device is arranged at the top end rail below, it has the last top of a pointed end, following Finial device is arranged on the described base, its have a point upward with last top corresponding top down, induction hardening equipment and refrigerating unit are arranged between Finial device and the following Finial device, the described Finial device of going up is fixed on the top moving beam, described induction hardening equipment and refrigerating unit are fixed on the inductor block moving beam, be provided with between described top end rail and the base and be used for controlling the last top crossbeam transmission rig that top moving beam moves and be used for controlling the inductor block crossbeam transmission rig that the inductor block moving beam moves, described induction hardening equipment comprises upper strata line-frequency induction circle and the lower floor's line-frequency induction circle of being controlled by different power supplys respectively, and described Finial device down is connected with variator.
Described go up Finial device comprise top erecting frame, be fixed on last center sleeve on the top erecting frame, be arranged at the interior compression spring of center sleeve, last top and be used for regulating the top sliding spiral pair that moves up and down.
That described down Finial device comprises is top down, variable-frequency motor, hard flank of tooth cylinder gear speed reducer and a pair of spiral cone pulley.
In order accurately to control the speed that moves up and down of Finial device and induction hardening equipment, described top crossbeam transmission rig comprises the two rhizoid bars that are connected with motor, and described inductor block crossbeam transmission rig comprises the two rhizoid bars that are connected with motor.
Can not produce interference in order making between upper strata line-frequency induction circle and the lower floor's line-frequency induction circle, to be provided with insulation layer between described upper strata line-frequency induction circle and the lower floor's line-frequency induction circle.
In order to make the vertical centred position of roll clamping at large-scale double frequency support roll quenching machine, described inductor block moving beam below is provided with the centring device.
Between described lower floor line-frequency induction circle and inductor block moving beam, be provided with the inductor block cushion block.
The beneficial effects of the utility model are for comprising upper strata line-frequency induction circle and lower floor's line-frequency induction circle because of induction hardening equipment, this two-layer line-frequency induction circle successively breaker roll carries out temperature regulation, can deepen the quench-hardened case of roll, improve the thermal treatment quality at quench-hardened case position, improve roll work-ing life, move up and down by last Finial device of lead screw transmission mechanism control and induction hardening equipment, the controller translational speed improves the quenching quality more accurately.And the utility model employing duplex frequency direct heating, directly use the high current water cooling, the cool time is short, generally needed only 2-3 hour, and the consumption of the energy is only needed 1/8th of differential quenching.
Description of drawings
Fig. 1 is a synoptic diagram of the present utility model;
Fig. 2 is a cross-sectional schematic of the present utility model;
Fig. 3 is the top synoptic diagram of of the present utility model;
Fig. 4 is the induction hardening equipment synoptic diagram;
Among the figure, 1 is top end rail, and 2 is base, 3 is guide pillar, and 4 is last Finial device, and 5 are following Finial device, 6 is the inductor block quenching device, and 7 is refrigerating unit, and 8 is last top moving beam, 9 is the inductor block moving beam, and 10 is last top moving beam transmission rig, and 11 is inductor block moving beam transmission rig, 12 is last top, 13 is last top erecting frame, and 14 is last center sleeve, and 15 is compression spring, 16 is sliding spiral pair, 17 is upper strata line-frequency induction circle, and 18 is lower floor's line-frequency induction circle, and 19 is insulation layer, 20 is the inductor block cushion block, 21 are the centring device, and 22 is variator, and 23 for top down.
Embodiment
With reference to accompanying drawing 1 to the support roll quenching machine frequently of a kind of large-scale double shown in the accompanying drawing 4, it comprises lathe frame, last Finial device 4, following Finial device 5, induction hardening equipment 6 and refrigerating unit 7, the lathe frame comprise top end rail 1, base 2 and be arranged on top end rail and base between at least four guide pillars 3, four guide pillars 3 are welded by thick-wall seamless and spindle nose, both alleviate the weight of guide pillar 3, strengthened the bending strength of guide pillar 3 again.Chromium plating is carried out on guide pillar 3 surfaces handled, prevent that guide pillar 3 is influenced by aqueous vapor and gets rusty, influence inductor block moving beam 9 and go up top moving beam 8 steadily mobile.Last Finial device 4 is arranged at top end rail 1 below, it has last top 12 of a pointed end, following Finial device 5 is arranged on the described base 2, its have a point upward with last top 12 corresponding down top 23, last Finial device 4 by last top erecting frame 13, go up center sleeve 14, last top 12, compression spring 15, sliding spiral pair 16 etc. and form.Upward top 12 compression spring 15 is installed in the center sleeve 14, is installed to together then in the top erecting frame 13.Go up top 12 with workpiece one super helix.When workpiece quenches heating or cooling when causing Workpiece length to change, can regulate top 12 automatically by compression spring 15 moves up and down, can guarantee that top 12 contact well all the time with workpiece centre, the work mounting s pressure-stabilisation also can be regulated top 12 by sliding spiral pair 16 and be moved up and down.That described down Finial device 5 comprises is top down, variable-frequency motor, hard flank of tooth cylinder gear speed reducer and a pair of spiral cone pulley.Induction hardening equipment 6 and refrigerating unit 7 are arranged between Finial device 4 and the following Finial device 5, the described Finial device 4 of going up is fixed on the top moving beam 8, described induction hardening equipment 6 and refrigerating unit 7 are fixed on the inductor block moving beam 9, be provided with between described top end rail 1 and the base 2 and be used for controlling the last top crossbeam transmission rig 10 that top moving beam 8 moves and be used for controlling the inductor block crossbeam transmission rig 11 that inductor block moving beam 9 moves, go up top crossbeam transmission rig 10 and be respectively two groups of two rhizoid bars, rotate by the different screw mandrel of electric machine control and control moving up and down of top moving beam 8 and inductor block moving beam 9 respectively with different electric machine control with inductor block moving beam 11.Described induction hardening equipment 6 comprises upper strata line-frequency induction circle 17 and the lower floor's line-frequency induction circle of being controlled by different power supplys respectively 18, be provided with insulation layer 19 between this two-layer line-frequency induction circle, be provided with inductor block cushion block 20 between lower floor's line-frequency induction circle 18 and the inductor block moving beam 9, for can guarantee top 12 with the following top central axis that withstands on roll on, below the inductor block moving beam, be provided with centring device 21, this centring device 21 is the hydraulic pressure adjuster, and described Finial device 5 down is connected with variator 22.
The working method that cold roll is heat-treated is as follows: at first connect power supply, check whether each power supply system operation is normal, each indicating gauge indication accurately, before the starting lathe,, have no abnormal by the requirement of equipment operation spot check, confirm intactly, check earlier each position of lathe, refuel in accordance with regulations.Starting equipment checks whether each position operation is normal, checks waterworks, pressure condition, and each parts of preliminary heating device reach normal temps then.Lift then and clamping workpiece, correction position, trial run, main axis rotation and inductor block crossbeam move up and down, and the pre-heated work pieces of switching on reaches specified temperature, quenches, and control power, rotating speed, temperature, hydraulic pressure and flow after the water-cooled, advance the baking oven tempering.
When large-scale cold roller is heat-treated, earlier large-scale cold roller is placed on the frame, proofread and correct its position by centring device 21, move up and down by regulating the last top moving beam 8 of top moving beam transmission rig 10 adjustings, so that going up top 12 and down top 23 cooperates and withstands roll, start the variator 22 that is connected with following Finial device 5, make down Finial device 5 rotations, drive the large-scale cold roller rotation simultaneously, and go up Finial device 4 by the large-scale cold roller drive and rotate, rotate by the driven by motor screw mandrel and to drive inductor block moving beam 9 and move up from large-scale cold roll below, induction hardening equipment 6 and refrigerating unit 7 move up thereupon, when the position that process will be heat-treated, large-scale cold roller is quenched,, successively large-scale cold roller is carried out temperature regulation because induction hardening equipment comprises two-layer line-frequency induction circle, can deepen the quench-hardened case of roll, improve the thermal treatment quality at quench-hardened case position, improve roll work-ing life, and can strengthen the width on roller quenching surface.Move up and down by last Finial device 4 of lead screw transmission mechanism control and induction hardening equipment 6, the controller translational speed improves the quenching quality more accurately.And the utility model employing duplex frequency direct heating, directly use the high current water cooling, the cool time is short, generally needed only 2-3 hour, and the consumption of the energy is only needed 1/8th of differential quenching, has saved the energy greatly.
Claims (8)
1. large-scale double support roll quenching machine frequently, it comprises the lathe frame, last Finial device, following Finial device, induction hardening equipment and refrigerating unit, the lathe frame comprises top end rail, base and be arranged on top end rail and base between at least four guide pillars, last Finial device is arranged at the top end rail below, it has the last top of a pointed end, following Finial device is arranged on the described base, its have a point upward with last top corresponding top down, induction hardening equipment and refrigerating unit are arranged between Finial device and the following Finial device, it is characterized in that: the described Finial device of going up is fixed on the top moving beam, described induction hardening equipment and refrigerating unit are fixed on the inductor block moving beam, be provided with between described top end rail and the base and be used for controlling the last top crossbeam transmission rig that top moving beam moves and be used for controlling the inductor block crossbeam transmission rig that the inductor block moving beam moves, described induction hardening equipment comprises upper strata line-frequency induction circle and the lower floor's line-frequency induction circle of being controlled by different power supplys respectively, and described Finial device down is connected with variator.
2. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: described go up Finial device comprise top erecting frame, be fixed on last center sleeve on the top erecting frame, be arranged at compression spring in the center sleeve, upward top and be used for regulating the top sliding spiral pair that moves up and down.
3. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: described Finial device down comprises top down, variable-frequency motor, hard flank of tooth cylinder gear speed reducer and a pair of spiral cone pulley.
4. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: described top crossbeam transmission rig comprises the two rhizoid bars that are connected with motor.
5. large-scale double according to claim 1 is the support roll quenching machine frequently, and it is characterized in that: described inductor block crossbeam transmission rig comprises the two rhizoid bars that are connected with motor.
6. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: be provided with insulation layer between described upper strata line-frequency induction circle and the lower floor's line-frequency induction circle.
7. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: described inductor block moving beam below is provided with the centring device,
8. large-scale double according to claim 1 is the support roll quenching machine frequently, it is characterized in that: be provided with the inductor block cushion block between described lower floor line-frequency induction circle and inductor block moving beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202314722U CN201525867U (en) | 2009-08-28 | 2009-08-28 | Large-size double-power frequency supporting roll quench machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202314722U CN201525867U (en) | 2009-08-28 | 2009-08-28 | Large-size double-power frequency supporting roll quench machining tool |
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| Publication Number | Publication Date |
|---|---|
| CN201525867U true CN201525867U (en) | 2010-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202314722U Expired - Fee Related CN201525867U (en) | 2009-08-28 | 2009-08-28 | Large-size double-power frequency supporting roll quench machining tool |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071289A (en) * | 2011-01-19 | 2011-05-25 | 常州华冶恒基轧辊机械有限公司 | Double-frequency surface quenching device |
| CN105063295A (en) * | 2015-07-25 | 2015-11-18 | 宜兴市永昌轧辊有限公司 | Improved roller quenching machine tool |
| CN108500920A (en) * | 2018-04-02 | 2018-09-07 | 襄阳科威电气有限公司 | A kind of machine upkeep support device |
| CN108707860A (en) * | 2018-07-24 | 2018-10-26 | 西安建筑科技大学 | A kind of roll surface cyclic hardening prosthetic device and restorative procedure |
| CN114562880A (en) * | 2022-02-24 | 2022-05-31 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
| CN115821022A (en) * | 2022-12-15 | 2023-03-21 | 常州宝隆冶金设备制造有限公司 | Surface heat treatment equipment and method for forged steel cold roll |
-
2009
- 2009-08-28 CN CN2009202314722U patent/CN201525867U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071289A (en) * | 2011-01-19 | 2011-05-25 | 常州华冶恒基轧辊机械有限公司 | Double-frequency surface quenching device |
| CN105063295A (en) * | 2015-07-25 | 2015-11-18 | 宜兴市永昌轧辊有限公司 | Improved roller quenching machine tool |
| CN108500920A (en) * | 2018-04-02 | 2018-09-07 | 襄阳科威电气有限公司 | A kind of machine upkeep support device |
| CN108707860A (en) * | 2018-07-24 | 2018-10-26 | 西安建筑科技大学 | A kind of roll surface cyclic hardening prosthetic device and restorative procedure |
| CN114562880A (en) * | 2022-02-24 | 2022-05-31 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
| CN114562880B (en) * | 2022-02-24 | 2023-12-22 | 福州金锻工业有限公司 | Heating device of medium-frequency induction heating furnace and working method thereof |
| CN115821022A (en) * | 2022-12-15 | 2023-03-21 | 常州宝隆冶金设备制造有限公司 | Surface heat treatment equipment and method for forged steel cold roll |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |