CN105821196A - Heat treatment apparatus, annular member, and heat treatment method - Google Patents
Heat treatment apparatus, annular member, and heat treatment method Download PDFInfo
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- CN105821196A CN105821196A CN201610158884.2A CN201610158884A CN105821196A CN 105821196 A CN105821196 A CN 105821196A CN 201610158884 A CN201610158884 A CN 201610158884A CN 105821196 A CN105821196 A CN 105821196A
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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
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
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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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- Crystallography & Structural Chemistry (AREA)
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- Heat Treatment Of Articles (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention provides a heat treatment apparatus, an annular member, and a heat treatment method. The heat treatment apparatus includes: a mounting device (720) for mounting the heated annular member (W); a shape control device (730) provided in a circumferential direction of the annular member (W) to control a change of the shape of the annular member (W) in association with the cooling of the member; and a rotary device for rotating the annular member (W). The shape control device (730) includes: an inner roller (732A) abutting on the inner periphery (S1) of the annular member (W); an outer roller (733A) abutting on the outer periphery (S2) of the annular member (W); and an urging device (734) for urging the outer roller (733A) on the side of the outer periphery (S2) of the workpiece (W).
Description
The application is the divisional application of the application for a patent for invention of Application No. 201110251873.6, filing date on August 29th, 2011, invention entitled " annealing device, annular component and heat treatment method ".
Technical field
The present invention relates to revise the annealing device of the shape that there occurs change along with cooling of annular component when the annular component that cooling has been heated, utilize the annular component of this annealing device heat treatment and annular component carries out the heat treatment method of heat treatment.
Background technology
A kind of device that ring-type workpiece is carried out sensing heating is disclosed in patent documentation 1 (JP4121128).When cooling down the workpiece after heat treated, dilated workpiece shrinks.Under the effect that this cooling processes, ring-type workpiece becomes sometimes departing from orbicular shape.
A kind of device that the shape changed because of cooling of the ring-type workpiece after heating is corrected is disclosed in patent documentation 2 (JPA2009-84610).This device includes: configuration platform, it is for loading ring-type workpiece；Pair of rolls, its respectively the most rotatably outer peripheral face with the ring-type workpiece on this configuration platform contact；1 backer roll, it is arranged in the face of ground with above-mentioned a pair backing roll across annular element.In the apparatus, the ring-type workpiece of heated condition is positioned on configuration platform, utilizes backer roll driving and reversing mechanism that backer roll is pushed on the outer peripheral face of ring-type workpiece, utilize backer roll rotary drive mechanism to make backer roll rotate, while cooling down ring-type workpiece.
In patent documentation 2, press this outer peripheral face by making a pair backing roll and 1 backer roll contact with the outer peripheral face of ring-type workpiece, correct the peripheral shape of workpiece.But, owing to a pair backing roll and backer roll are arranged in the outer peripheral face side of workpiece, the therefore structure large-scale of device.
It addition, in patent documentation 2, owing to applying load from the outside of annular work piece, therefore can not expect effectively to revise the change of shape of inner peripheral surface.
Summary of the invention
The present invention is to solve problem as described above, purpose is to provide the compact conformation (compact) that can make device to change and can seek to save space, and can revise the annealing device of the change of shape occurred along with cooling of annular component, utilize the annular component of this annealing device heat treatment and annular component carries out the heat treatment method of heat treatment.
In order to achieve the above object, first technical scheme of the present invention is characterised by, including: mounting parts, it is for loading the annular component being heated；Shape control unit part, its circumferentially disposed along annular component, and for controlling the change of shape occurred along with cooling of annular component；Rotary part, it is used for making annular component rotate, and shape control unit part includes: interior roller (innerroll), and it is for abutting with the inner peripheral surface of annular component；Outer roller (outerroll), it is for abutting with the outer peripheral face of annular component；Force application part, it is for exerting a force to outer roller to the outer peripheral face side of annular component.
Second technical scheme of the present invention is characterised by, including: mounting parts, it is for loading the annular component being heated；1st shape control unit part, it is for controlling the change of shape occurred along with cooling of annular component；2nd shape control unit part, it is controlled for the change of shape occurred along with cooling that annular component have passed through the part of the 1st shape control unit part；Rotary part, it is used for making annular component rotate, and the 1st shape control unit part includes: roller in the 1st, and it is for abutting with the inner peripheral surface of annular component；1st outer roller, it is for abutting with the outer peripheral face of annular component；1st force application part, it is for exerting a force to the 1st outer roller to the outer peripheral face side of annular component, and the 2nd shape control unit part includes: roller in the 2nd, and it is for abutting with the inner peripheral surface of annular component；2nd outer roller, it is for abutting with the outer peripheral face of annular component；2nd force application part, it is for exerting a force to the 2nd outer roller to the outer peripheral face side of annular component.
3rd technical scheme of the present invention is a kind of method using cooling appliance cooling annular component, it is characterized in that, during utilizing cooling bath cooling annular component, rotary part makes annular component rotate, utilize force application part to make outer roller push the outer peripheral face of annular component, make interior roller push the inner peripheral surface of annular component.
Use the present invention, outer roller and interior roller are arranged respectively at outside annular component and inside annular component, with outer peripheral face and inner peripheral surface pressurization to annular component respectively such that it is able to seek the densification of the structure of device.Thereby, it is possible to the saving to space contributes.
Additionally, using the present invention, by cooling procedure, in utilizing, roller presses each position of annular component from the inner peripheral surface side of annular component to outer peripheral face side, revising the shape of annular component, therefore the part that have passed through interior roller of annular component may change shape with bloating laterally.Therefore, by making outer roller press annular component from the lateral inner peripheral surface side of the outer peripheral face of annular component, it is possible to revise this kind of deformation.
Thus, the present invention is used, it is possible to make the compact conformation of device seek to save space, and the change of shape occurred along with cooling of annular component can be revised.
Accompanying drawing explanation
Fig. 1 is the front view of the annealing device of the 1st embodiment of the present invention.
Fig. 2 is the partial top view of the annealing device of Fig. 1.
Fig. 3 is the sectional view of the annealing device of the line A-A along Fig. 1.
Fig. 4 is the top view of the 1st shape control unit part of the 1st embodiment representing the present invention.
Fig. 5 is the partial front elevation view of the annealing device under the state that the heating part in the annealing device making Fig. 1 have dropped.
Fig. 6 is the front view of the annealing device of the 2nd embodiment of the present invention.
Fig. 7 is the approximate vertical view of the workpiece cooling appliance of the 2nd embodiment of the present invention.
Fig. 8 is the sectional view of the guiding case (guidebox) of the line A-A along Fig. 7.
Fig. 9 is the side view of the shape control unit part of the 2nd embodiment of the present invention.
(A) and (B) of Figure 10 is the top view of the shape control unit part representing present embodiment.
Figure 11 is the general profile chart of the workpiece cooling appliance of the structure of the rotary part of the 2nd embodiment for the present invention is described.
Figure 12 is the sectional view obtained by the 1st central bin (centerbox) shown in virtual horizontal plane cutting Figure 11.
Figure 13 is the amplification view obtained by the 2nd central bin shown in virtual horizontal plane cutting Figure 11.
Figure 14 is the approximate vertical view of the Lift Part of the 2nd embodiment of the present invention.
Detailed description of the invention
Below, the embodiment that present invention will be described in detail with reference to the accompanying.
1st embodiment
Fig. 1 is the front view of the annealing device 1 of the 1st embodiment of the present invention, and Fig. 2 is the partial top view of annealing device 1, and Fig. 3 is the sectional view of the annealing device 1 of the line A-A along Fig. 1.Up in figure represents the top of annealing device 1, and Fr represents that front, LH represent left side.
The annealing device 1 of present embodiment includes: heating part 10, and it is used for heating annular component (hereinafter referred to as workpiece) W；Cooling end 20, it is for cooling down the workpiece W being heated.It addition, it is circular inner peripheral surface S1 and the big outer peripheral face S2 that cross section is circle of the diameter diameter than this inner peripheral surface S1 that workpiece W possesses cross section.The lower surface S3 and upper surface S4 of workpiece W are formed as flat condition.
Heating part
Heating part 10 is as it is shown in figure 1, include: heating base portion 110；Multiple supports 120, it is erect and is arranged in heating base portion 110；Heating Lift Part 130, it is used for making heating base portion 110 lift；Heating coil portion 140.
Heating base portion 110 is as in figure 2 it is shown, include multiple extensions 112 that median plate portion 111 and the center C1 from median plate portion 111 radially extend.Each configuration 1 on multiple supports 120 each extension in multiple extensions 112.The upper end of multiple supports 120, in the way of can supporting the lower surface S3 of ring-type workpiece W, configures on the virtual circle omitting diagram apart from each other.It addition, the installation site on extension 112 of each support 120 can change, to cope with various sizes of workpiece W.
By being arranged in the workpiece W at the position P1 that workpiece W is heated shown in Fig. 1, heating coil portion 140 is set with being surrounded.Heating Lift Part 130 makes workpiece W lift between position P1 and position P2 (with reference to Fig. 5 described later), and this position P2 is the position for being placed on workpiece cooling appliance 200 by workpiece W.This heating Lift Part 130 is fixed on cooling end 20 described later.
In the present embodiment, the heating Lift Part 130 of present embodiment is provided with the rotation restricting axis 150 that the bottom surface of self-heating base portion 110 highlights downwards, to guide the lifting of heating base portion 110.This rotation restricting axis 150 is opened in the bullport 215 (with reference to Fig. 3) of cooling end 20 described later and guides.
Cooling end
Cooling end 20 is as it is shown in figure 1, include: cooling bath 21；Workpiece cooling appliance 200, it can be housed in this cooling bath 21；Cooling Lift Part 22, it is used for making this workpiece cooling appliance 200 lift.
Cooling bath 21 is used for housing coolant, and when cooling down workpiece W, houses the workpiece cooling appliance 200 being placed with workpiece W.It addition, the double dot dash line of Fig. 1 represents the liquid level S of the coolant being housed in cooling bath 21C。
The workpiece cooling appliance 200 of present embodiment includes that cooling base portion 210, mounting parts the 220, the 1st shape control unit part the 230, the 2nd shape control unit part 240, rotary part the 250, the 1st adjust parts the 260 and the 2nd and adjust parts 270.
Cooling base portion 210 is as it is shown on figure 3, include the frame section 211 of rectangular patterns and the base plate portion 212 being fixed in this frame section 211.The point portion corresponding with the center C1 in above-mentioned median plate portion 111 a little it is set in this base plate portion 212.In the example in the figures, base plate portion 212 is formed as square, and therefore the point (hereinafter referred to as center C2) of the central authorities in base plate portion 212 overlaps with center C1.It addition, offer multiple opening 213 in base plate portion 212.
Mounting parts 220, in ratio specified altitude position by the top, base plate portion 212, make workpiece W keep this workpiece W revolvably.The mounting parts 220 of present embodiment as shown in Figures 2 and 3, have multiple mounting unit 221.Each mounting unit 221 is as in figure 2 it is shown, arrange accordingly with the region to each other of the adjacent extension 112 in above-mentioned heating part 10.Each mounting uses unit 221 as shown in Figures 2 and 3, including the bracket 222 being arranged in base plate portion 212 and the horizontal roller 223 utilizing this bracket 222 to configure revolvably.The rotary shaft of each horizontal roller 223 as it is shown on figure 3, the virtual straight line L1 that extends along the center C2 from base plate portion 212 configure.The two ends of the rotary shaft of this horizontal roller 223 are supported in bracket 222.The height away from base plate portion 212 of each horizontal roller 223 is identical.
Make the center C3 of inner peripheral surface S1 and outer peripheral face S2 of workpiece W and the center C1 of the center C2 in base plate portion 212 and median plate portion 111 with overlapping, workpiece W is positioned on mounting parts 220, in the most multiple horizontal roller 223.Owing to these horizontal roller 223 can rotate, therefore workpiece W can such as rotate with level along the arrow A direction shown in Fig. 2 around center C1, C2, C3.In the present embodiment, referring to aftermentioned, workpiece W rotates on mounting parts 220 and is carried out cooling process.In order to control the change of shape occurred because cooling processes of workpiece W, in the present embodiment, possesses the 1st shape control unit part the 230 and the 2nd shape control unit part 240 as shown in Figure 2.
In order to carry out " the shape control " that occurs because cooling processes of workpiece W, in the present embodiment, possesses the 1st shape control unit part the 230 and the 2nd shape control unit part 240 as shown in Figure 2.
1st shape control unit part 230 to correct along with the deviation from positive round shape of strain, i.e. inner peripheral surface S1 and outer peripheral face S2 being cooled on the inner peripheral surface S1 and outer peripheral face S2 of workpiece W occurring respectively or reduce strain degree revise the shape of workpiece W.In this manual, the process correcting or revising the shape of workpiece W is referred to as " shape control ".
Fig. 4 is the top view of the 1st shape control unit part 230 representing present embodiment.1st shape control unit part 230 includes installation portion 231, fixing roller portion 232, mobile rollers portion 233, work mounting s portion 234, drive division 235 and driving support 236.
Installation portion 231 is as it is shown in figure 1, include: bottom 231A, and it is fixed in the base plate portion 212 in cooling base portion 210；Top 231B (also referring to Fig. 4), it is arranged on the upside of this bottom 231A.Can around being arranged at the axle of bottom 231A, i.e. vertical with the upper surface in base plate portion 212 axle installs top 231B with the relative rotation.
Fixing roller portion 232 will not be arranged in the way of changing in base plate portion 212 by the position in base plate portion 212 in the cooling procedure of workpiece W.The fixing roller portion 232 of present embodiment as shown in Figure 4, has the interior roller 232A that the inner peripheral surface S1 with workpiece W abuts.Rotary shaft 232B of this interior roller 232A is configured to coaxial relative to the top 231B of above-mentioned installation portion 231 and bottom 231A axle in relative rotation.It addition, rotary shaft 232B of interior roller 232A can be integrally constituted with the axle of installation portion 231, it is also possible to be configured to the axle with installation portion 231 independent of one another, owing to being configured to coaxial, therefore following by two axles and referred to as rotary shaft 232B.
Position in base plate portion 212, the mobile rollers portion 233 is made to configure this mobile rollers portion 233 changeably.This mobile rollers portion 233 can change the position in base plate portion 212 with the change of shape occurred along with cooling of workpiece W in the cooling procedure of workpiece W accordingly.
The mobile rollers portion 233 of present embodiment has the outer roller 233A for abutting with the outer peripheral face S2 of workpiece W.Rotary shaft 232B of rotary shaft 233B of outer roller 233A and above-mentioned interior roller 232A is arranged at the top 231B of above-mentioned installation portion 231 abreast.In order to guarantee the space passed through for workpiece W between interior roller 232A and outer roller 233A, mobile rollers portion 233 is arranged at installation portion 231 separated by a distance relative to fixing roller portion 232.
As shown in Figure 4, in the case of being D1 by the direction setting at the center at the center of connection rotary shaft 233B at the length direction place of top 231B and rotary shaft 232B, the dummy line of the center C2 in linker seat board portion 212 and rotary shaft 232B in fixing roller portion 232 be set as L1, when length direction D1 and dummy line L1 linearly overlap, outer roller 233A is arranged in the distance of the center C2 away from base plate portion 212 far away location away from center C2 than interior roller 232A.
In the present embodiment, in order to change the position of mobile rollers portion 233, i.e. outer roller 233A, the top 231B of installation portion 231 is made to rotate relative to bottom.Drive division 235 as force application part applies this kind of torque to the top 231B of installation portion 231.
Drive division 235 is rotatably mounted on driving support 236, and this driving support 236 is fixed on the bottom 231A of installation portion 231.Drive with support 236 as shown in Figure 4, in the far away location away from center C2 of outer roller 233A, make drive division 235 keep drive division 235 revolvably at the distance ratio of the center C2 away from base plate portion 212.
In the present embodiment, driving support 236 supports drive division 235 by driving rotary shaft 236A.Drive division 235 is made up of the cylinder device of the effect drive rod 235B of such as oil pressure etc..The prominent length from bar 235B prominent for cylinder 235A can be adjusted.The leading section of bar 235B is connected by the top 231B of connecting elements 237 with installation portion 231.Utilize connecting elements 237 guarantee installation portion 231 top 231B relative to bar 235B towards degree of freedom.It addition, drive division 235 also can utilize driving rotary shaft 236A guarantee relative to driving support 236 towards degree of freedom.
Use drive division 235, by making bar 235B retreat relative to cylinder 235A, it is possible to make the top 231B of installation portion 231 rotate around rotary shaft 232B relative to the bottom 231A of installation portion 231.Thereby, it is possible to change the position in mobile rollers portion 233.Before workpiece W is placed on workpiece cooling appliance 200, the top 231B of installation portion 231 is in the state of α before the location change shown in Fig. 4, after being placed on workpiece cooling appliance 200 by workpiece W, utilize drive division 235 that the top 231B of installation portion 231 changes over the state of β after the location change shown in Fig. 4.
Work mounting s portion 234 is for from a part of lower side bearing workpiece W.In order to make workpiece W successfully around center C3 rotate, work mounting s portion 234 as shown in Figure 4, including around level axle 234A rotate backing roll 234B and the bracket 234C of holding shaft 234A.The contact site contacted with workpiece W and the contact site contacted with workpiece W of each horizontal roller 223 of above-mentioned mounting parts 220 on backing roll 234B are set as identical height.Bracket 234C is such as fixed on the bottom 231A of installation portion 231, and this incomplete structure illustrates.This bracket 234C can also be integrally formed with above-mentioned driving support 236.
In the present embodiment, it is possible to utilize the 1st adjustment parts 260 to change the position in base plate portion 212 of the 1st shape control unit part 230, be specifically the distance on straight line of interior roller 232A and outer roller 233A and the center C2 in base plate portion 212.1st adjusts parts 260 has the guide rail component 261 on the upper surface being fixed on base plate portion 212.This guide rail component 261 is as it is shown on figure 3, be arranged in base plate portion 212 along in the way of the virtual line L1 that the center C2 in base plate portion 212 extends by length direction.Guide rail component 261 guides the movement along dummy line L1 direction of above-mentioned 1st shape control unit part 230.The bottom 231A of the 1st shape control unit part 230 have adjusted after the distance of the center C2 in base plate portion 212, utilizes the secure components such as the screw bolt and nut omitting diagram to be fixed on guide rail component 261.So, by adjusting the distance of the center C2 away from base plate portion 212 of the 1st shape control unit part 230, it is possible to tackle various sizes of workpiece.
In the present embodiment, carry out " shape control " to workpiece W be have passed through the part of the 1st shape control unit part 230, as in figure 2 it is shown, there is the 2nd shape control unit part 240 on the 1st shape control unit part 230 position on front side of the direction of rotation of workpiece W.The structure of the 2nd shape control unit part 240 is identical with above-mentioned 1st shape control unit part 230, marks the reference identical with the member of formation of the 1st shape control unit part 230 the most in the accompanying drawings, and their description is omitted.2nd shape control unit part 240 is identical with the 1st shape control unit part 230, and the 2nd adjustment parts 270 can be utilized to change its position relative to base plate portion 212.The structure of the 2nd adjustment parts 270 is identical with the 1st adjustment parts 260, and the reference that mark is identical with the member of formation of the 1st adjustment parts 260 the most in the accompanying drawings, their description is omitted.
The rotary part 250 of present embodiment is for making the workpiece W being arranged on mounting parts 220 rotate around the center C3 of workpiece W, and has rotating driving device.Rotating driving device includes motor 251 (Fig. 1 reference), the band 252 (seeing figures.1.and.2) rotated under the effect of this motor 251 and the little gear 253 (with reference to Fig. 3) rotated under the drive of this band 252.Alternatively, it is also possible to replace little gear 253 ground to use the power input units such as sprocket wheel, band 252 ground is replaced to use the power transfering parts such as chain.
Band 252 annularly links and constitutes 1 annulus, and utilizes the multiple sprocket wheel 252A (with reference to Fig. 3) being arranged in revolvably in base plate portion 212 without loosely configuring.
Little gear 253 is separately mounted to the rotary shaft of above-mentioned 1st shape control unit part the 230 and the 2nd shape control unit part 240, is i.e. arranged in rotary shaft 232B (with reference to Fig. 4) of each bottom 231A.By utilizing band 252 to make these little gears 253 rotate, each interior roller 232A (with reference to Fig. 4) of the 1st shape control unit part the 230 and the 2nd shape control unit part 240 is made to rotate.Each interior roller 232A is connected with outer roller 233A by the gear omitting diagram, and under the effect of the power carrying 252 acceptance at little gear 253, outer roller 233A also rotates.It addition, each outer roller 233A and interior roller 232A counter-rotating each other.The torque of roller 232A and each outer roller 233A in these is utilized to make workpiece W rotate around center C3.
In the present embodiment, a part with 252 extends along the 1st lateral margin adjusting the guide rail 261 that parts the 260 and the 2nd adjust parts 270, even if the therefore position change of the 1st shape control unit part the 230 and the 2nd shape control unit part 240, no matter on the optional position after before changing, the 1st shape control unit part 230 can be connected with band 252 with each little gear 253 of the 2nd shape control unit part 240.Y1 in figure represents the position of the little gear 253 of the C2 side, center near base plate portion 212, and Y2 circle represents the position that little gear 253 is farthest away from center C2.It addition, preferably have the holding section (omitting diagram) that multiple and little gear 253 engages on its contact surface contacted with little gear 253 with 252.
In the present embodiment, make the motor 251 that band 252 rotates as it is shown in figure 1, be arranged on and erect in the pylon TW arranged from the right border portion of cooling base portion 210.
Cooling Lift Part 22 is the mechanism of the height for changing workpiece cooling appliance 200.In the present embodiment, utilize this cooling Lift Part 22 to be put in the coolant in cooling bath 21 by the workpiece W being placed on workpiece cooling appliance 200, or take out workpiece W from coolant.
Cooling with Lift Part 22 as shown in figures 1 and 3, is made up of the X shape arm of the front side being separately positioned on cooling base portion 210 and rear side.Each X shape arm has a pair the 1st element (member) 22A and the 2nd element 22B being formed as bar-shaped.1st element 22A and the 2nd element 22B is as it is shown in figure 1, be connected by rotary shaft 22C at the pars intermedia of its length direction.Eliminating a part in accompanying drawing, the bottom of the 1st element 22A is arranged on the axle being fixed in cooling bath 21, and the upper end of the 1st element 22A can be slidably mounted in the guiding groove 213 (with reference to Fig. 1) being arranged at frame section 211.The upper end of the 2nd element 22B is arranged on the axle being fixed on frame section 211, and the bottom of the 2nd element 22B can be slidably mounted in the guiding groove (omitting diagram) being arranged in cooling bath 21.By changing the mutual open angle θ (with reference to Fig. 1) of the 1st element 22A and the 2nd element 22B, change the overall height H of this X shape arm.Thereby, it is possible to change the position of the vertical of workpiece cooling appliance 200.
The annealing device 1 of present embodiment is constituted as described above.Below, the action of annealing device 1 is described.
Before being placed on annealing device 1 by workpiece W, according to the size of workpiece W, adjust the distance of the center C2 away from base plate portion 212 of the 1st shape control unit part the 230 and the 2nd shape control unit part 240.It addition, the distance of the 1st shape control unit part the 230 and the 2nd shape control unit Jian240Ju center C2 is set as identical.Equally, in heating part 10, the installation site (seeing figures.1.and.2) of the support 120 relative to extension 112 is also made to match with the size of workpiece W.
Then, as it is shown in figure 1, after utilizing heating Lift Part 130 to make workpiece W rise to position P1, utilize heating coil portion 140 heated parts W.
After heating terminates, heating Lift Part 130 is utilized to make heating base portion 110 decline.In the present embodiment, the support 120 making supporting workpiece W moves to the position lower than the horizontal roller 223 of the mounting parts 220 of cooling end 20.Thus, as it is shown in figure 5, workpiece W is transferred to the mounting parts 220 of cooling end 20 from support 120.Now, workpiece W by the 1st shape control unit part the 230 and the 2nd shape control unit part 240, interior roller 232A and and interior roller 232A in the face of ground arrange outer roller 233A between pass in the way of be placed on mounting parts 220 on.It addition, the top 231B of installation portion 231 is the state of the α of Fig. 4.
Then, the PC equal controller omitting diagram controls the drive division 235 of the 1st shape control unit part the 230 and the 2nd shape control unit part 240, rotates the top 231B of installation portion 231 so that the outer peripheral face S2 of each outer roller 233A and workpiece W contacts, to outer peripheral face S2 side force.Thus, a part of workpiece W is clamped by the 1st shape control unit part the 230 and the 2nd shape control unit part 240.
It addition, contact under state at the outer peripheral face S2 of outer roller 233A Yu workpiece W, as shown in the β of Fig. 4, in connecting, dummy line L1 along radial direction extension of the dummy line L1 ' and the center C3 from workpiece W of each axle of roller 232A and outer roller 233A is intersected.
Then, cooling Lift Part 22 is utilized to make workpiece cooling appliance 200 decline.Thus, the workpiece W being placed on workpiece cooling appliance 200 is submerged in coolant and is cooled.During this cooling, utilizing rotary part 250 that the interior roller 232A of the 1st shape control unit part the 230 and the 2nd shape control unit part 240 applies torque respectively, workpiece W rotates.It addition, the bar 235B of cylinder 235A highlights, interior roller 232A abuts with inner peripheral surface S1, and outer roller 233A abuts with outer peripheral face S2.
Workpiece W is while rotating, each several part is while through the 1st shape control unit part the 230 and the 2nd shape control unit part 240, thus revise shape with utilizing interior roller 232A and the outer roller 233A pressing workpiece W of the 1st shape control unit part the 230 and the 2nd shape control unit part 240, the strain correcting workpiece W or the degree reducing this strain.
Particularly, in the present embodiment, in cooling procedure, the position relative to interior roller 232A of outer roller 233A deviate from dummy line L1, and this dummy line L1 is roller 232A within the center C3 of workpiece W etc. connects.Specifically, outer roller 233A, compared with interior roller 232A, contacts with the outer peripheral face S2 of workpiece W on the position of deviation on front side of the direction of rotation to workpiece W.Thus, in the present embodiment, in utilizing, roller 232A is from power F1 (with reference to Fig. 4) of the inner peripheral surface S1 lateral outer peripheral face S2 side of workpiece W pressing workpiece W, revises the shape of workpiece W.The workpiece portion that have passed through this interior roller 232A may occur change of shape with bloating laterally, and therefore outer roller 233A applies to revise this change from S2 lateral inner peripheral surface S1 side, Workpiece periphery face by pressure F2 (with reference to Fig. 4).
Thereby, it is possible to obtain the workpiece W being heat-treated.
So, in the annealing device 1 of present embodiment, the change of shape that processing along with cooling of workpiece W after heating is occurred, workpiece W is made to rotate when impregnated in coolant, and utilize pair of rolls, i.e. interior roller 232A to push workpiece W from inner peripheral surface S1 side, utilize outer roller 233A to push workpiece W from outer peripheral face S2 side, and rotate such that it is able to correct the overall change of shape of workpiece or reduce the degree of this change.
In the present embodiment, accordingly, drive division 235 (with reference to Fig. 4) makes outer roller 233A move outer roller 233A with following Workpiece periphery face S2 to the change of shape that the contraction occurred along with cooling with the workpiece W being heated is caused.Thereby, it is possible to reliably correct the change of shape occurred along with cooling of workpiece W, or reduce the degree of this change.
Additionally, in the present embodiment, cooling end 20 possesses the 1st adjustment parts the 260 and the 2nd and adjusts parts 270, therefore, it is possible to tackle various sizes of ring-type workpiece W.Additionally, by and being respectively configured outer roller 233A and interior roller 232A inside workpiece outside workpiece, respectively the outer peripheral face S2 and inner peripheral surface S1 of workpiece W are pressurizeed, compared with the conventional device pressurizeed in multiple positions outside workpiece, it is possible to seek the densification of the structure of device.Thereby, it is possible to the saving to space contributes.
1st variation of the 1st embodiment
In the annealing device of the 1st variation of the 1st embodiment of the present invention, workpiece cooling appliance 200, in addition to possessing the 1st shape control unit part the 230 and the 2nd shape control unit part 240, also has the 3rd shape control unit part that the workpiece portion that have passed through the 2nd shape control unit part 240 carries out " shape control ".3rd shape control unit part is made up of such as identical with the 1st shape control unit part 230 component.
2nd variation of the 1st embodiment
In the annealing device of the 2nd variation of the 1st embodiment of the present invention, workpiece cooling appliance 200 has the group of multiple 1st shape control unit part the 230 and the 2nd shape control unit part 240.Group number is not limited to 2 groups, it is also possible to be more than 3 groups.Use the workpiece cooling appliance 200 of the 2nd variation of the 1st embodiment, it is possible to effectively cope with the change of shape of the annular work piece W in big footpath.
2nd embodiment
It follows that the annealing device of the 2nd embodiment of the explanation present invention.
For the component same or like with above-mentioned 1st embodiment, mark identical reference and its detailed description is omitted.
Fig. 6 is the front view of the annealing device 5 of the 2nd embodiment of the present invention.The annealing device 5 of present embodiment includes for the heating part 60 of heated parts W with for cooling down the cooling end 70 of the workpiece W being heated.
Heating part
Heating part 60 includes heating coil portion 62 and multiple supports 61 of supporting workpiece W.Multiple supports 61 are for being maintained at heating location by workpiece W.The horizon bar 61B that the support 61 of the present embodiment lower end by vertical bar 61A with this vertical bar 61A engages is formed as inverted T-shape.The upper surface 61C of the outer end of horizon bar 61B loads workpiece W.Workpiece W as shown in Figure 6, is arranged on the height and position of regulation by heating coil portion 62 with being surrounded.
Cooling end
Cooling end 70 as shown in Figure 6, including cooling bath 71, can be housed in the interior ground of this cooling bath 71 workpiece cooling appliance 72 (hereinafter sometimes referred to as cooling appliance 72) that configures and for the Lift Part 76 making this workpiece cooling appliance 72 lift.
Cooling bath 71 is used for housing coolant, and when cooling down workpiece W, houses the workpiece cooling appliance 72 being placed with workpiece W.It addition, the double dot dash line of Fig. 6 represents the liquid level S of the coolant being housed in cooling bath 71C。
Fig. 7 is the approximate vertical view of the workpiece cooling appliance 72 of present embodiment.The workpiece cooling appliance 72 of present embodiment includes cooling base portion 710, mounting 720,4 the 5th shape control unit parts (hereinafter referred to as shape control unit part) 730 of parts, rotary part 740 and adjusts parts 750.It addition, do not represent rotary part 740 in the figure 7 and adjust parts 750, but it is not intended to get rid of these components.
Cooling base portion 710 as it is shown in fig. 7, be seen as foursquare 1st central bin 711 by vertical view, the vertical view that is arranged on each side of the 1st central bin 711 is seen as rectangular 4 and guides casees 712 and constitute for linking guiding case 712 coupling member 713 each other.It addition, in the figure 7, omit and represent the 2nd central bin 751 described later and handle 752 etc..
The length direction making each guiding case 712 configures each guiding case 712 with extending along dummy line L3, and this dummy line L3 extends through the centre of the sidewall 711A of the 1st central bin 711 from the center of the 1st central bin 711.Fig. 8 is the sectional view guiding case 712 of the line A-A along Fig. 7.Case 712 is guided to have pair of frames 712A, the 712A extended along its length.The cross section of each framework 712A is formed as Japanese U-shaped.
The splined shaft 747 (with reference to Figure 11) of rotary part 740, a pair leading axle 712B, 712B and the thread spindle (screwshaft) 753 of adjustment parts 750 it is provided with in each guiding case 712.
Splined shaft 747 is arranged on the width centre position guiding case 712 along the length direction guiding case.The one end of splined shaft 747 extends in the 1st central bin 711, and the other end is rotatably mounted on the support plate 712C (with reference to Fig. 7) guiding case 712.Leading axle 712B, 712B are for guiding the movement of shape control unit part 730 described later, and are arranged on right side and the left side of splined shaft 747 as shown in Figure 8 along the length direction guiding case 712.Thread spindle 753, for adjusting the position of shape control unit part 730 described later, is arranged on the outside guiding case 712 along the length direction guiding case 712.Additionally, thread spindle 753 is bearing on bracket 712D revolvably, this bracket 712D is fixed on the upper surface of the framework 712A of a side.
Workpiece W is maintained at than specified altitude position by the top, cooling base portion 710 by mounting parts 720 revolvably.The mounting parts 720 of present embodiment have multiple mounting unit 721 as shown in Figure 7.Each mounting unit 721 is as it is shown in fig. 7, be arranged in guiding case 712 region to each other in above-mentioned cooling base portion 710.Each mounting unit 721 is as it is shown in fig. 7, comprises the bracket 722 being arranged on coupling member 713 and the horizontal roller 723 being arranged in revolvably on this bracket 722.The rotary shaft of each horizontal roller 723 is as it is shown in fig. 7, the virtual straight line L4 ground that edge extends from the center C5 of cooling base portion 710 configures.The rotary shaft of this horizontal roller 723 be supported at both ends in bracket 722.The height away from cooling base portion 710 of each horizontal roller 723 is set as identical.
Workpiece W with overlapping, is positioned on mounting parts 720, in the most multiple horizontal roller 723 by the center C6 of inner peripheral surface S1 and outer peripheral face S2 and the center C5 in cooling base portion 710 making workpiece W.Owing to these horizontal roller 723 can rotate, therefore workpiece W can such as rotate along the arrow B direction shown in Fig. 7 around center C5, C6.In the present embodiment, referring to aftermentioned, workpiece W rotates on mounting parts 720 and is carried out cooling process.In order to carry out " the shape control " that occurs because cooling processes of workpiece W, in the present embodiment, there are 4 shape control unit parts 730 as shown in Figure 7.4 shape control unit parts 730 along workpiece W circumference, specifically around the center C6 of workpiece W with the equiangularly spaced setting of 90 degree.
Shape control unit part 730 corrects the strain produced on the inner peripheral surface S1 and outer peripheral face S2 of workpiece W along with cooling, i.e. corrects the deviation from positive round shape of inner peripheral surface S1 and outer peripheral face S2, or with reducing the degree of strain, revises the shape of workpiece W.
Fig. 9 is the side view of the shape control unit part 730 of present embodiment.Shape control unit part 730 includes base portion 731, fixing roller portion 732, mobile rollers portion 733 and drive division 734.
Base portion 731 is as it is shown in figure 9, include bottom accessory 731A, middle accessory 731B and top accessory 731C.
Bottom accessory 731A has the through hole (omitting diagram) extended through for splined shaft 747 described later and a pair leading axle 712B, 712B.It addition, bottom accessory 731A is in the porch of the through hole run through for splined shaft 747, there is the miter gear 746B of rotary part 740 described later as shown in Figure 9.This miter gear 746B has the through hole (omitting diagram) run through for splined shaft 747, is formed on the surface of this through hole for the tooth engaged along its axially extended tooth with splined shaft 747.Thus, the rotation utilizing splined shaft 747 can make miter gear 746B rotate.
Middle accessory 731B is used for linking bottom accessory 731A and top accessory 731C.As it is shown in figure 9, utilize this middle accessory 731B to be arranged in by top accessory 731C than on bottom accessory 731A C5 side, center on the front and the position that deviate from upward.
Top accessory 731C is as it is shown in figure 9, have the miter gear 748 for engaging with the miter gear 746B of bottom accessory 731A.The fixing roller portion 732 being connected with this miter gear 748 it is provided with in the upside of top accessory 731C.
Additionally, the nut resettlement section 731D containing nut 755 is located at top accessory 731C, this nut 755 spinning is in thread spindle 753 described later.It addition, see below, nut 755 can threadingly the moving axially of axle 753, it is possible to changes the relative position with thread spindle 753.
(A) and (B) of Figure 10 is the top view of the shape control unit part 730 representing present embodiment.It addition, in Fig. 10, omit the bottom accessory 731A and middle accessory 731B representing base portion 731, illustrate only a part for thread spindle 753.
Fixing roller portion 732 is configured relative to the position in cooling base portion 710 will not change in the cooling procedure of workpiece W.The fixing roller portion 732 of present embodiment as shown in Figure 10, has interior roller 732A, and rotary shaft 732B of this interior roller 732A is configured to coaxial with above-mentioned miter gear 748 (with reference to Fig. 9).The inner peripheral surface S1 of this interior roller 732A and workpiece W contacts.
This interior roller 732A is formed with mounting portion 732C for loading workpiece W.Mounting portion 732C is as it is shown in figure 9, be protrudedly formed from the surface of interior roller 732A.Mounting portion 732C is set as identical with the height of above-mentioned horizontal roller 723, the i.e. height in the face of mounting workpiece W.
Mobile rollers portion 733 configures in the following manner, i.e., can change the mode of position relative to cooling base portion 710 in the cooling procedure of workpiece W, the mode of position in cooling base portion 710 i.e. according to the change of shape occurred along with cooling of workpiece W, can be changed.
The mobile rollers portion 733 of present embodiment has outer roller 733A.Rotary shaft 733B of outer roller 733A is arranged abreast with rotary shaft 732B of above-mentioned interior roller 732A.The outer peripheral face S2 of outer roller 733A and workpiece W contacts.
Mobile rollers portion 733 by can relative to base portion 731 relative movement in the way of arrange.
As shown in Figure 9 and Figure 10, in the side away from center C5 of the rear side as top accessory 731C, bracket 735 it is provided with spaced by a predetermined distance.This bracket 735 is fixed on the rearward end of the middle accessory 731B of base portion 731.2 axles 736 it are provided with abreast between this bracket 735 and top accessory 731C.The length direction axially along above-mentioned guiding case 712 making these axles 736 configures these axles 736 with extending.Moveable block 737 is arranged on these axles 736 sliding freely.Upper surface in this moveable block 737 is provided with mobile rollers portion 733.In order to change the position in mobile rollers portion 733, bracket 735 is provided with the drive division 734 as force application part.
In the present embodiment, in order to change the position of mobile rollers portion 733, i.e. outer roller 733A, moveable block 737 moving axially along above-mentioned axle 736 is made.Such power is put on moveable block 737 by drive division 734, exerts a force outer roller 733A to the outer peripheral face S2 side of workpiece W.
Drive division 734 is fixed on bracket 735.Drive division 734 is such as made up of cylinder device.Cylinder device can utilize the effect of oil pressure etc. to adjust the prominent length of the bar 734B of cylinder 734A.The leading section of bar 734B is connected with moveable block 737.
Use drive division 734, by making bar 734B retreat relative to cylinder 734A, it is possible to change the position on axle 736 of moveable block 737.Additionally, (A) of Figure 10 represents makes outer roller 733A near the state of interior roller 732A, (B) of Figure 10 represents makes outer roller 733A leave interior state farthest for roller 732A, represents and is such as intended to outer roller 733A when being placed on cooling appliance 72 by workpiece W and the state of interior roller 732A.
Additionally, be provided with the roller 738A (with reference to Fig. 9) that the upper surface S4 (with reference to Fig. 6) with workpiece W contacts in moveable block 737.This roller 738A is arranged on the sliding component 738B shown in Fig. 9 revolvably.Sliding component 738B can be arranged on 2 axles 738C, 738D prominent upward from the upper surface of moveable block 737 sliding freely, utilizes the spring member omitting diagram to make sliding component 738B exert a force sliding component 738B the most movably.
The rotary part 740 of present embodiment, in order to make the workpiece W being arranged on mounting parts 720 rotate around the center C6 of workpiece W, applies torque to the interior roller 732A in fixing roller portion 732.In the present embodiment, as rotary part 740, there is rotating driving device.Rotating driving device as shown in figure 11, including being arranged in the motor unit 741 of lower section of cooling bath 71 and the power from this motor unit 741 being passed to the transmission mechanism 742 in fixing roller portion 732.
The electric case 741E that motor bracket 741B that motor unit 741 includes support plate 741A, the bottom surface of self-supporting plate 741A highlights downwards, the motor 741C being arranged in this motor bracket 741B and the front end region by rotary shaft 741D of this motor 741C are surrounded.
Transmission mechanism 742 as shown in figure 11, including: bevel gear 743, it is arranged in rotary shaft 741D of motor 741C；Axle 745, it is provided with bevel gear 744A, 744B at two ends；Splined shaft 747, it at one end has bevel gear 746A, and has the miter gear 746B that can move along its length；Miter gear 748, it is arranged in rotary shaft 732B of interior roller 732A in fixing roller portion 732.
Axle 745 as shown in figure 11, runs through through hole 71B and through hole 741F and extends along vertical, and this through hole 71B is formed at the bottom 71A of cooling bath 71, and this through hole 741F is formed at support plate 741A.The bottom of axle 745 is supported on shaft tray 741G revolvably, and this shaft tray 741G is fixed in motor bracket 741B.It is arranged on the bevel gear 744A of the axle bottom bevel gear 743 with motor rotation axis 741D in electric case 741E to engage.The bevel gear 746A of the bevel gear 744B and the end being fixed on splined shaft 747 that are arranged on axle upper end engages.The bevel gear 744B of axle upper end is rotatably bearing in the 1st central bin 711.
The miter gear 746B being movably arranged on splined shaft 747 and arrange engagingly with splined shaft 747, engages with the miter gear 748 being arranged at shape control unit part 730.This miter gear 748 is arranged in rotary shaft 732B of interior roller 732A in fixing roller portion 732.
Utilize structure as described above, it is possible to the torque of motor 741C is passed to interior roller 732A via transmission mechanism 742, make interior roller 732A rotate.
Here, Figure 12 is the sectional view obtained by virtual horizontal plane cutting the 1st central bin.Each bevel gear 746A of the end being arranged on 4 splined shafts 747 is arranged in the 1st central bin 711, and 1 bevel gear 744B (being represented by dashed line in fig. 12) of the upper end being arranged on axle 745 is all engaged with 4 bevel gear 746A.Utilize this structure, it is possible to the torque of motor 741C (with reference to Figure 11) is passed to all of interior roller 732A via bevel gear 744B, make each interior roller 732A rotate.
In the present embodiment, there is position regulating member 750 such that it is able to change guiding the position on case 712, being specifically the distance at center away from central bin 711 of shape control unit part 730.
Adjust parts 750 as shown in figure 11, including: the 2nd central bin 751, it is fixed on the upside of the 1st central bin 711；Handle 752, it is arranged in the 2nd central bin 751 revolvably；Thread spindle 753, it rotates under the effect of handle 752；Transmission mechanism 754, the torque of handle 752 is passed to thread spindle 753 by it；Nut 755 (with reference to Fig. 9), its spinning is on the screw thread on surface being formed at thread spindle 753.
Here, Figure 13 is the 2nd central bin 751 with virtual horizontal plane cutting Figure 11 and the amplification view that obtains.
As shown in figure 13, in the end of thread spindle 753 extends to the 2nd central bin 751.Extending parallel to this dummy line L5 on the position that thread spindle 753 staggers with dummy line L5 in the horizontal, this dummy line L5 runs through the centre of the sidewall of the 2nd central bin 751 from the center of the 2nd central bin 751.Dotted line in figure is mounted in the bevel gear 752A on handle 752, in order to utilize the rotation of this bevel gear 752A to make thread spindle 753 rotate about the axis, has transmission mechanism 754.
Transmission mechanism 754 includes: the 1st spur gear 754A, and it is arranged on the end of thread spindle 753；2nd spur gear 754B, it engages with the 1st spur gear 754A；3rd spur gear 754C, it engages with the 2nd spur gear 754B；Bevel gear 754D, it is arranged on the 3rd spur gear 754C, and coaxial with the 3rd spur gear 754C.
Rotary shaft 754E of thread spindle the 753, the 2nd spur gear 754B and rotary shaft 754F of the 3rd spur gear 754C are rotatably freely supported on axle support 754G, and this axle support 754G is arranged in the 2nd central bin 751.
The bevel gear 754D of transmission mechanism 754 engages with the bevel gear 752A being arranged on handle 752.
When making thread spindle 753 rotate, owing to spinning nut 755 on this thread spindle 753 is fixed on shape control unit part 730, the therefore change in location on thread spindle 753 of nut 755, the then position change of shape control unit part 730.Such as, by rotating handles 752, it is possible to make shape control unit part 730 to the 1st central bin 711 side shifting, or by counter-rotating handle 752, it is possible to make shape control unit part 730 move to the direction leaving the 1st central bin 711.
The end of 4 thread spindles 753 it is provided with, 1 the bevel gear 752A being arranged on handle 752 and each bevel gear 754D engagement of 4 transmission mechanisms 754 in the 2nd central bin 751.So, by rotating handles 752, it is possible to apply torque to all of thread spindle 753.Thereby, it is possible to make each shape control unit part 730 move along the length direction of each guiding case 712.It addition, make the distance at the center away from the 1st central bin 711 of each shape control unit part 730 be adjusted the most in the same manner.
Lift Part 76 is the mechanism of the height for changing workpiece cooling appliance 72.In the present embodiment, in utilizing the coolant that the workpiece W being placed on workpiece cooling appliance 72 is put in cooling bath by this Lift Part 76, or take out workpiece W from coolant.
Lift Part 76 as shown in figure 14, the motor 762 including the base plate 761 being fixed on operation ground (floor), being arranged on base plate 761, the relay facility 763 that the power of 1 rotary shaft 762A of motor 762 is distributed into 2 torques and 2 power jack (powerjack) devices 764.
Relay facility 763 has 2 rotary shafts 763A, the 763A utilizing the torque of motor 762 and rotate.These rotary shafts 763A, 763A rotate with identical rotary speed.It addition, be provided with on relay facility 763 from rotary shaft 762A of motor 762 to rotary shaft 763A, 763A the transmission transmission mechanism of torque, such as bevel gear etc..
Each power jack device 764 includes: rotary shaft 764A, and it is connected by rotary shaft 763A with 765 with relay facility 763, and rotates under the drive of the rotation of this rotary shaft 763A；Lead screw shaft 764B, it extends above to vertical, and rotates under the drive of the rotation of rotary shaft 764A；Movable part 764C, its spinning is in this lead screw shaft 764B.It addition, be provided with spin rotating shaft 764A on power jack device 764 to lead screw shaft 764B the transmission transmission mechanism of torque, such as bevel gear etc..
The movable part 764C of each power jack device 764 is fixed on the support plate 741A of motor unit 741.It addition, movable part 764C can move axially freely along lead screw shaft 764B, it is possible to change the relative position with lead screw shaft 764B.
Use structure as described above, the torque utilizing the motor 762 of Lift Part 76 makes lead screw shaft 764B of power jack device 764 rotate, so that the position of the movable part 764C in lead screw shaft 764B, being in other words provided with the position change of the support plate 741A of movable part 764C.As shown in figure 11, cooling appliance 72 is arranged on this support plate 741A by axle 745, and therefore along with the movement of support plate 741A, the height and position of cooling appliance 72 also changes.Such as, by making motor 762 rotate forward, cooling appliance 72 rises, and by making motor 762 counter-rotating, cooling appliance 72 declines.
It addition, in the present embodiment, it is provided with the rotation restricting axis 81 of the rotation around axle 745 for limiting cooling appliance 72 as shown in figure 11.Rotation restricting axis 81 is arranged to its axially axially in parallel with axle 745, and bottom is arranged on the support plate 741A of motor unit 741, and upper end is fixed on for linking the coupling member 713 (reference Fig. 7) guiding case 712 each other.Reference 82 in Figure 14, the reference 83 in Fig. 7 are the hole portions passed for rotation restricting axis 81.As shown in these figures, 4 rotation restricting axis 81 it are provided with in the present embodiment.
Additionally, in the present embodiment, rotation restricting axis 81 and axle 745 run through through hole 71B, 71C, and this through hole 71B, 71C are formed at cooling bath 71, in order to prevent coolant from leaking from this through hole 71B, 71C, use watertight structure.Watertight structure has bearing etc., so that rotation restricting axis 81 and axle 745 can be made to move axially.
The annealing device 5 of present embodiment is constituted as described above.It follows that the action of explanation annealing device 5.
Before being placed on annealing device 5 by workpiece W, according to the size of workpiece W, adjust the distance at each shape control unit part 730 center away from the 1st central bin 711.In this case, the handle 752 (with reference to Figure 11) being arranged in the 2nd central bin 751 is made to rotate.The distance making the center away from the 1st central bin 711 of each shape control unit part 730 is adjusted in the same manner.
Then, as shown in Figure 6, after the multiple supports 61 utilizing heating part 60 make workpiece W move to heating location, heating coil portion 62 heated parts W is utilized.
After heating terminates, multiple support 61 is made to keep the carrying state of workpiece W to decline unchangeably.The upper surface 61C being placed with each support 61 of workpiece W is made to move to the position lower than mounting portion 732C of the horizontal roller 723 of mounting parts 720 and fixing roller portion 732.Thus, workpiece W self-supporting portion 61 is handed on cooling appliance 72.
Additionally, workpiece W shape control unit part 730 interior roller 732A and and this interior roller 732A in the face of ground arrange outer roller 733A between by ground, be placed on mounting parts 720 on.It addition, multiple supports 61 intensively move to the center side of cooling appliance 72 further.
Then, the PC equal controller omitting diagram controls the drive division 734 of each shape control unit part 730, so that the outer peripheral face S2 of each outer roller 733A and workpiece W contacts and exerts a force outer peripheral face S2 side.Thus, workpiece W is clamped by shape control unit part 730.
It addition, when the outer peripheral face S2 of outer roller 733A Yu workpiece W contacts, in connecting, the dummy line of each axle of roller 732A and outer roller 733A is intersected with the dummy line centrally along radial direction extension from workpiece W.
Then, Lift Part 76 is utilized to make workpiece cooling appliance 72 decline.Thus, the workpiece W being placed on workpiece cooling appliance 72 is submerged in coolant and is cooled.During this cooling, utilize rotary part 740 that the interior roller 732A of shape control unit part 730 is applied torque respectively, make workpiece W rotate.
Rotate by making workpiece W while through shape control unit part 730, it is possible to correct the strain of workpiece W, or the shape of workpiece W is revised on the degree ground reducing strain.Thus, it is thus achieved that the workpiece W being heat-treated.
So, in the annealing device 5 of present embodiment, the change of shape that processing along with cooling of workpiece W after heating is occurred, workpiece W is made to rotate when impregnated in coolant, and utilize pair of rolls, i.e. interior roller 732A to push workpiece W from inner peripheral surface S1 side, utilize outer roller 733A to push workpiece W from outer peripheral face S2 side, and rotate such that it is able to correct the overall change of shape of workpiece or reduce the degree of this change.
The present invention can be implemented within a range not departing from the gist of the invention with various forms.
It is not limited to cylinder, it is also possible to be spring etc. as the 1st force application part, the drive division 235 of the 2nd force application part making mobile rollers portion 233 move to make the outer peripheral face S2 of outer roller 233A and workpiece W contact.
In the above-described embodiment, constitute outer roller 233A while the position of outer roller 233A can be changed, but the position relative to interior roller 232A of outer roller 233A can also be fixed by the present invention.
In the above-described embodiment, it is possible to change the position of the 1st shape control unit part the 230 and the 2nd shape control unit part 240 but it also may omit and the 1st adjustment parts the 260 and the 2nd adjustment parts 270 are set.
In the above-described embodiment, exemplified with making heating part and cooling end integration that the annealing device that constitutes to be applied the situation of the workpiece cooling appliance of the present invention, but certainly also can apply the workpiece cooling appliance of the present invention in the chiller of constituent apparatus of turning up the soil with heating part.
In above-mentioned 2nd embodiment, rotary part is utilized to make interior roller rotate but it also may to make outer roller rotate.Rotary part can also be not by band etc., directly contacts with workpiece W and the mechanism that drives workpiece W to rotate.
In above-mentioned 2nd embodiment, exemplified with the center C6 around workpiece W with the equiangularly spaced situation arranging 4 shape control unit parts 730 of 90 degree, but the present invention is not limited to this, it is also possible to arrange the shape control unit part 730 of 1,2,3 or more than 5.In these cases, such as around workpiece W center C6 equiangularly interval configuration shape control unit part 730.
The ring-type workpiece W that the annular component utilizing heat treated of the present invention is not limited in example illustrated.The cross sectional shape of workpiece W is the most also not limited to example illustrated.
Claims (12)
1. an annealing device, it is characterised in that
This annealing device includes:
Mounting parts (220), it is for loading the annular component (W) being heated；
Base plate portion (212), it is used for installing above-mentioned mounting portion part (220)；
Shape control unit part, it is circumferentially disposed along above-mentioned annular component, and for controlling the change of shape occurred along with cooling of annular component；
Rotary part, it is used for making above-mentioned annular component rotate,
Above-mentioned shape control unit part includes installation portion (231), fixing roller portion (232), mobile rollers portion (233), drive division (235) and driving support (236),
Above-mentioned installation portion (231) including: bottom (231A), and it is fixed in said base plate portion (212)；Top (231B), it is arranged on the upside of above-mentioned bottom (231A), can install above-mentioned top (231B) with the relative rotation around the axle being arranged at above-mentioned bottom (231A),
Above-mentioned fixing roller portion (232) will not be arranged in the way of changing in said base plate portion (212) by the position in said base plate portion (212) in the cooling procedure of above-mentioned annular component (W), above-mentioned fixing roller portion (232) includes interior roller (232A), it is for abutting with the inner peripheral surface of above-mentioned annular component
Above-mentioned mobile rollers portion (233) can with the change of shape occurred along with cooling of annular component (W) above-mentioned in the cooling procedure of above-mentioned annular component (W) accordingly, change the position in said base plate portion (212), above-mentioned mobile rollers portion (233) includes outer roller (233A), and it is for abutting with the outer peripheral face of above-mentioned annular component
Above-mentioned driving support (236) is fixed on the bottom (231A) of above-mentioned installation portion (231), the distance at the above-mentioned driving support (236) center (C1) away from above-mentioned annular component (W) is bigger than the distance away from above-mentioned center (C1) of above-mentioned outer roller (233A)
Above-mentioned drive division (235) as force application part is used for exerting a force this outer roller to the outer peripheral face side of above-mentioned annular component, above-mentioned drive division (235) is rotatably mounted on above-mentioned driving support (236), above-mentioned drive division (235) includes the bar (235B) that can telescopically be linked to the top (231A) of above-mentioned installation portion (231) relative to the main body of above-mentioned drive division
Wherein, by making above-mentioned bar retreat relative to the main body of above-mentioned drive division (235), the top (231B) that can make above-mentioned installation portion (231) rotates relative to the above-mentioned axle of the bottom of above-mentioned installation portion (231) (231A), thus changes the position of above-mentioned mobile rollers portion (233).
Annealing device the most according to claim 1, it is characterised in that
Above-mentioned rotary part makes above-mentioned interior roller rotate.
Annealing device the most according to claim 1 and 2, it is characterised in that
This annealing device has the adjustment parts of the position for changing above-mentioned shape control unit part.
Annealing device the most according to claim 1 and 2, it is characterised in that
Above-mentioned driving support (236) supports above-mentioned drive division (235) by means of driving rotary shaft (236A), utilize this driving rotary shaft (236A) guarantee above-mentioned drive division (235) relative to above-mentioned driving support (236) towards degree of freedom.
Annealing device the most according to claim 1 and 2, it is characterised in that
Above-mentioned drive division (235) is made up of the cylinder device driving above-mentioned bar (235B).
Annealing device the most according to claim 1 and 2, it is characterised in that above-mentioned drive division (235) is by the above-mentioned bar of Spring driving (235B).
Annealing device the most according to claim 1 and 2, it is characterised in that
The leading section of above-mentioned bar is connected by means of the top (231B) of connecting elements (237) with above-mentioned installation portion (231), utilize this connecting elements (237) guarantee the top (231B) of above-mentioned installation portion (231) relative to above-mentioned bar (235B) towards degree of freedom.
Annealing device the most according to claim 1 and 2, it is characterised in that
Above-mentioned annealing device is for being corrected or reduce carrying out heat treatment to the change of shape occurred along with cooling of warmed-up annular component.
Annealing device the most according to claim 1 and 2, it is characterised in that
In cooling procedure, above-mentioned outer roller, compared with above-mentioned interior roller, contacts with above-mentioned annular component on the position of deviation on front side of the direction of rotation to above-mentioned annular component.
Annealing device the most according to claim 1 and 2, it is characterised in that
Above-mentioned shape control unit part includes: the 1st shape control unit part, and it is for controlling the change of shape occurred along with cooling of above-mentioned annular component；And
2nd shape control unit part, it is controlled for the change of shape occurred along with cooling that above-mentioned annular component have passed through the part of above-mentioned 1st shape control unit part.
11. 1 kinds of annular components, it is characterised in that
This annular component utilizes in claim 1～10 annealing device described in any one to carry out heat treatment.
12. 1 kinds of heat treatment methods, it is characterised in that in its use claim 1～10, the annealing device described in any one carries out heat treatment.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010191543A JP5733555B2 (en) | 2010-08-27 | 2010-08-27 | Heat treatment apparatus, annular member, and heat treatment method |
| JP2010-191543 | 2010-08-27 | ||
| CN2011102518736A CN102382970A (en) | 2010-08-27 | 2011-08-29 | Heat treatment apparatus, annular member and heat treatment method |
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| CN2011102518736A Division CN102382970A (en) | 2010-08-27 | 2011-08-29 | Heat treatment apparatus, annular member and heat treatment method |
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| Publication Number | Publication Date |
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| CN105821196A true CN105821196A (en) | 2016-08-03 |
| CN105821196B CN105821196B (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102518736A Pending CN102382970A (en) | 2010-08-27 | 2011-08-29 | Heat treatment apparatus, annular member and heat treatment method |
| CN201610158884.2A Active CN105821196B (en) | 2010-08-27 | 2011-08-29 | Annealing device, annular component and heat treatment method |
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| CN2011102518736A Pending CN102382970A (en) | 2010-08-27 | 2011-08-29 | Heat treatment apparatus, annular member and heat treatment method |
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| JP6283927B2 (en) * | 2012-06-12 | 2018-02-28 | 高周波熱錬株式会社 | Work shape adjusting device and shape adjusting method |
| JP6179016B2 (en) * | 2012-10-12 | 2017-08-16 | 高周波熱錬株式会社 | Heat treatment apparatus and heat treatment method |
| CN104404231B (en) * | 2014-11-15 | 2017-01-11 | 马钢(集团)控股有限公司 | Annular part heat treatment tooling |
| CN104694730B (en) * | 2015-02-27 | 2017-02-01 | 武汉理工大学 | Bearing matrix aging treatment method and device capable of implementing temperature-force coupled loading |
| CN104789742B (en) * | 2015-05-06 | 2016-11-23 | 翟述基 | A kind of quick-replaceable blade wheel shaft type heating furnace |
| JP7068785B2 (en) * | 2017-08-08 | 2022-05-17 | 株式会社ネツレンタクト | Heat treatment equipment |
| CN114719009B (en) * | 2022-06-09 | 2022-08-19 | 常州海特赐仁传动科技有限公司 | Transmission device based on electric appliance spline shaft |
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| CN101809174A (en) * | 2007-09-28 | 2010-08-18 | Ntn株式会社 | Quenching method and device of ring-shaped article |
| CN102308010A (en) * | 2009-03-26 | 2012-01-04 | 本田技研工业株式会社 | Automatic heat treatment method for metal ring |
| EP2461646A4 (en) * | 2009-07-30 | 2015-10-07 | Neturen Co Ltd | Induction heating and quenching device, induction heating and quenching method, induction heating coil, heat treatment device, and heat treatment method |
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| JPS5339962A (en) * | 1976-09-24 | 1978-04-12 | Kubota Ltd | Method of straightening pipe opening part |
| JPS5835578B2 (en) * | 1979-05-28 | 1983-08-03 | 日本精工株式会社 | Rotary hardening equipment for annular bodies |
| JPS61108425A (en) * | 1984-10-31 | 1986-05-27 | Nissho Seikou Kk | Shape correcting device of annular body |
| JP5495483B2 (en) * | 2007-09-28 | 2014-05-21 | Ｎｔｎ株式会社 | Ring-shaped product quenching method and apparatus |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101809174A (en) * | 2007-09-28 | 2010-08-18 | Ntn株式会社 | Quenching method and device of ring-shaped article |
| CN102308010A (en) * | 2009-03-26 | 2012-01-04 | 本田技研工业株式会社 | Automatic heat treatment method for metal ring |
| EP2461646A4 (en) * | 2009-07-30 | 2015-10-07 | Neturen Co Ltd | Induction heating and quenching device, induction heating and quenching method, induction heating coil, heat treatment device, and heat treatment method |
Also Published As
| Publication number | Publication date |
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| CN105821196B (en) | 2018-01-05 |
| CN102382970A (en) | 2012-03-21 |
| JP5733555B2 (en) | 2015-06-10 |
| JP2012046805A (en) | 2012-03-08 |
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