CN109943694A - Pressing mold - Google Patents
Pressing mold Download PDFInfo
- Publication number
- CN109943694A CN109943694A CN201810190975.3A CN201810190975A CN109943694A CN 109943694 A CN109943694 A CN 109943694A CN 201810190975 A CN201810190975 A CN 201810190975A CN 109943694 A CN109943694 A CN 109943694A
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- CN
- China
- Prior art keywords
- pressing plate
- sliding block
- pressing
- mold
- internal model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/673—Quenching devices for die quenching
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
Abstract
Pressing mold for annular element heat treatment, comprising: the first pressing plate and the second pressing plate；The internal model and external mold installed between first pressing plate and second pressing plate, the internal model includes the cone being made of the hollow conical ring of multiple stackings, the external mold includes multiple sliding blocks, the cone limits multiple circumferentially spaced slideways, so as to slidably receive the multiple sliding block, the sliding block limits the working face for contacting annular element inner surface, the pressing mold has first mode and second mode, in the first mode, the internal model is fixed between first pressing plate and second pressing plate, so that the working face is stationary, in the second mode, by replacing various sizes of hollow conical ring and/or sliding block, the working face can be expanded or shunk.
Description
Technical field
The present invention relates to a kind of pressing mold, especially a kind of pressing mold for annular element heat treatment.
Background technique
The heat treatment of bearing holder (housing, cover) is most important for dimensional stability, fatigue, stress in bearing holder (housing, cover) use process etc..It seeps
Carbon processing can substantially improve the service performance of bearing holder (housing, cover).Bearing holder (housing, cover) needs to carry out secondary quenching after carburizing, that is, will seep
Workpiece after carbon is heated to a certain temperature and keeps certain time, then cooling with appropriate speed, and acquisition surface is high-carbon horse
Family name's body and the internal material for lath martensite.Martensite can generate internal stress in phase transition process, so as to cause bearing holder (housing, cover)
It is deformed during secondary quenching.Bearing holder (housing, cover) deformation after heat treatment is bigger, it is necessary in subsequent machining
More materials is removed, to obtain ideal size and shape tolerance.Therefore, the bearing holder (housing, cover) deformation after reducing heat treatment can subtract
Small subsequent machining cost, while the carburized layer thickness of bearing holder (housing, cover) can also be maintained to be unlikely to excessively thin, to extend bearing
The service life of set.
For the Carburization Treatment of middle-size and small-size bearing holder (housing, cover), the heat treatment method of die quenching is generallyd use in the prior art.
CN201424494Y discloses a kind of semi-automatic carburizing and quenching mold of heat treatment bearing holder (housing, cover) comprising upper die is under
Pressing mold.During heat treatment, bearing holder (housing, cover) is covered outside lower die first, then upper die is pressed on bearing holder (housing, cover), passed through
The self weight of upper die generates downward pressure.Upper die decomposes pressure, and component is passed to bearing holder (housing, cover).The convergent force of bearing holder (housing, cover)
The radial component transmitted with the conical surface of upper die is cancelled out each other, and achievees the purpose that prevent bearing holder (housing, cover) from deforming.Due to the material of bearing holder (housing, cover)
Material is different, and the size of convergent force is also different.The pressure for leaning on upper die self weight can not play the effect for entirely preventing bearing holder (housing, cover) to shrink
Fruit.
CN2700335Y disclose it is a kind of for bearing holder (housing, cover) heat treatment combined moving mold comprising positioning disk, sunpender,
Reverse taper and multiple sliding blocks.Sunpender is fixed on the middle part of positioning disk.There is hole in the middle part of reverse taper, cover on sunpender.Multiple cunnings
Block is located at the outside of reverse taper, and inside and the conical surface of reverse taper match, and lateral surface is matched with bearing holder (housing, cover) inner wall.In sliding block
Lateral surface on be arranged fluted, the tension spring for locking sliding block is provided in groove.The shortcomings that said combination flexible mould, exists
In tension spring is only capable of fixing the radial position of sliding block, and the circumferential position of sliding block can not be fixed before cone indentation, may
It is circumferentially distributed uneven, the form tolerance of bearing holder (housing, cover) is influenced during heat treatment.Although in addition, cone can finely tune up and down with
The bearing holder (housing, cover) of different size is adapted to, but since centrum up and down adjustment distance is very short, so the adaptability of same set of sliding block is limited.
CN205115554U discloses a kind of telescopic carburizing steel material bearing holder (housing, cover) quenching mould comprising chassis, by eight
The mold core of the identical mold section composition of a structure, the cone in insertion mold core, terminal pad, locking nut, sunpender, buting iron, cylinder spiral shell
Revolve extension spring and guide post.The inner surface of mold core is processed into inner conical surface.Outer surface of cone be processed into match with mold core it is outer
The conical surface.Sunpender top is installed with locking nut.Terminal pad is cased with outside locking nut.Terminal pad is fixed on cone top using screw
Face.Locking nut is fixedly connected by terminal pad with cone.Rotation locking nut can be such that cone moves up and down along sunpender.Buting iron peace
On the upper surface of cone, positioned for locking nut.Similarly, above-mentioned telescopic carburizing steel material bearing holder (housing, cover) quenching mould
The shortcomings that be, although cone can be finely tuned up and down to adapt to the bearing holder (housing, cover) of different size, due to centrum up and down adjustment distance
It is very short, so the adaptability of same set of sliding block is limited.
Summary of the invention
The technical problem to be solved by the present invention is to prevent annular element when heat treatment from shrinking, and be adapted to the ring of different size
Shape part, to reduce the cost switched between the annular element of different size.
The invention discloses a kind of pressing molds for annular element heat treatment, comprising: the first pressing plate and the second pressing plate；Described
The internal model and external mold installed between first pressing plate and second pressing plate, the internal model include the hollow conical ring structure by multiple stackings
At cone, the external mold includes multiple sliding blocks, and the cone limits multiple circumferentially spaced slideways, so as to slidably connect
The multiple sliding block is received, the sliding block limits the working face for contacting annular element inner surface, and the pressing mold has first mode
And second mode, in the first mode, the internal model is fixed not between first pressing plate and second pressing plate
It is dynamic so that the working face is stationary, in the second mode, by replace various sizes of hollow conical ring and/or
Sliding block, the working face can be expanded or shunk.
According to optional embodiment, inner sleeve is installed along central axis in the internal model, the inner sleeve includes multiple
Inner sleeve gasket, inner sleeve foundation ring and the larger-sized positioning compared with the inner sleeve gasket and the inner sleeve foundation ring of stacking
Ring, the positioning ring are radially inserted into the internal model, and the internal model and the inner sleeve axial restraint and the inner sleeve is logical
Bolt is crossed fixed to one or two of first pressing plate and second pressing plate.
According to optional embodiment, the slideway is equally spaced from each other to be spaced apart, and is extended along central axis, the cunning
The section in road is T-type, wherein wider part is close to central axis, and it is relatively narrow partially away from central axis and the cunning
Block includes the protrusion being mounted in the slideway in form-fit fashion.
According to optional embodiment, the sliding block is made of the slider component of multiple stackings.
According to optional embodiment, the sliding block is connected with angle-regulating block, to limit the working face relative in
The angle of mandrel line.
According to optional embodiment, it is equipped with groove on the slide block, the angle-regulating block is included in the groove
It is interior can pivotally received cylindrical portion, and be additionally provided with bolt and wedge block in the sliding block and the angle-regulating block,
So that the sliding block is fixed relative to the angle-regulating block.
The invention also discloses a kind of pressing molds for annular element heat treatment, comprising: the first pressing plate and the second pressing plate；Institute
The internal model installed between the first pressing plate and second pressing plate and external mold are stated, the internal model includes the hollow conical ring by multiple stackings
The cone of composition, the external mold includes multiple sliding blocks with the cone contact, in first pressing plate and second pressing plate
Middle to limit multiple radial slides, so as to slidably receive the multiple sliding block, the sliding block is limited for contacting annular element
The working face of inner surface, the pressing mold have first mode and second mode, and in the first mode, the internal model is in institute
State it is fixed between the first pressing plate and second pressing plate so that the working face is stationary, in the second mode
In, it can be expanded or shunk by replacing various sizes of hollow conical ring and/or sliding block, the working face.
According to optional embodiment, inner sleeve is installed along central axis in the internal model, the inner sleeve includes multiple
Inner sleeve gasket, inner sleeve foundation ring and the larger-sized positioning compared with the inner sleeve gasket and the inner sleeve foundation ring of stacking
Ring, the positioning ring are radially inserted into the internal model, and the internal model and the inner sleeve axial restraint and the inner sleeve is logical
Bolt is crossed fixed to one or two of first pressing plate and second pressing plate.
According to optional embodiment, the slideway is equally angularly spaced each other, and the slideway is respectively from first pressure
Plate and second pressing plate radially extend outwardly, and section is T-type, wherein it is wider partially away from the sliding block,
And relatively narrow part close to the sliding block and the sliding block include be mounted in form-fit fashion it is convex in the slideway
Portion.
According to optional embodiment, the sliding block is made of the slider component of multiple stackings.
According to optional embodiment, the sliding block is connected with angle-regulating block, to limit the working face relative in
The angle of mandrel line.
According to optional embodiment, it is equipped with groove on the slide block, the angle-regulating block is included in the groove
It is interior can pivotally received cylindrical portion, and be additionally provided with bolt and wedge shape between the sliding block and the angle-regulating block
Block, so that the sliding block is fixed relative to the angle-regulating block.
According to optional embodiment, the pressing mold is also provided with for adapting to not between the first pressing plate and the second pressing plate
With the combined type gasket of annular element height.
The invention also discloses a kind of pressing molds for annular element heat treatment, comprising: the first pressing plate and the second pressing plate；Institute
The taper internal model installed between the first pressing plate and second pressing plate and external mold are stated, the external mold includes contacting with the internal model
Multiple circumferentially spaced sliding blocks, the taper internal model are fixed relative to second pressing plate, and first pressing plate includes for drawing
The guide structure that the sliding block moves radially is led, the sliding block limits the working face for contacting annular element inner surface, the pressure
Mould further includes that fixed cushion block is contacted between the taper internal model and first pressing plate, the pressing mold have first mode with
And second mode, in the first mode, first pressing plate can not be moved relative to second pressing plate, so that described
Working face is stationary, and in the second mode, first pressing plate can be moved relative to second pressing plate, to lead to
It crosses and replaces various sizes of cushion block, the working face can be expanded or shunk.
Pressing mold of the invention can be realized annular element when preventing heat treatment and shrink, and be adapted to the annular element of different size,
So as to reduce the cost switched between the annular element of different size.
Detailed description of the invention
Fig. 1 shows the cross-sectional view of the system according to the present invention for annular element heat treatment, wherein the system is in work
In operation mode.
Fig. 2 shows the top views of the system of Fig. 1.
Fig. 3 shows the system of Fig. 1 along the cross-sectional view of the line A-A of Fig. 2.
Fig. 4 shows the cross-sectional view of another embodiment of the system according to the present invention, wherein the system is in discharging mould
In formula.
Fig. 5 shows the partial enlargement diagram of the discharging device of the system of Fig. 1.
Fig. 6 shows the cross-sectional view of pressing mold according to the present invention.
Fig. 7 shows the cross-sectional view in another direction of internal model and external mold in the pressing mold of Fig. 6.
Fig. 8 shows the cross-sectional view of another embodiment of pressing mold according to the present invention.
The cross-sectional view of another embodiment of pressing mold according to the present invention, angular adjustment is shown respectively in Fig. 9 a, 9b, 9c and 9d
The side view of the front view and side view of block and another angle-regulating block.
Figure 10 shows the cross-sectional view of another embodiment of pressing mold according to the present invention.
Figure 11 shows the cross-sectional view of another embodiment of pressing mold according to the present invention.
Figure 12 shows the top view of the first pressing plate in the pressing mold of Figure 11.
Figure 13 shows the cross-sectional view of another embodiment of pressing mold according to the present invention.
Figure 14 shows the cross-sectional view of another embodiment of pressing mold according to the present invention.
In all the appended drawings, identical or corresponding component appended drawing reference having the same.
Specific embodiment
Fig. 1 shows the cross-sectional view of the system 100 according to the present invention for annular element heat treatment.System 100 includes: to be used for
Accommodate the container 104 of heat processing liquid (such as quenching oil)；It is fixedly positioned to the draft hitch 102 of 104 overthe openings of container；From
Draft hitch 102 extends downwardly and is rotatably connected to the lift rotating equipment 101 of 102 bottom of draft hitch；With lifting
The console 103 that rotating device 101 is operatively connected.
Lift rotating equipment 101 can drive control platform 103 selectively relative to container go up and down and/or surround central axis
Line X rotation.The pressing mold 1 for being arranged non-movable ring segment (such as bearing holder (housing, cover)) is carried on console 103.103 energy of console
Switch between the discharging mode that enough operating modes immersed in heat treatment solution in pressing mold 1 and pressing mold 1 leave heat treatment solution.
System 100 further includes the clamping device 120 being operatively connected with console 103 and pressing mold 1.Clamping device 120 is used
In annular element is clamped on pressing mold 1, and including being operatively connected with pressing mold 1 and can be using machine driving (such as whirlpool
Worm and gear) or hydraulic drive and the first clamping component 121 and the second clamping component 122 that move relative to each other along central axis X.
The specific operation process of clamping and the material returned of the annular element on pressing mold 1 is described in more detail below.
System 100 further includes the discharging device 18 being arranged on console 103.Discharging device 18 and lift rotating equipment
101 are operatively connected and are controlled so as to only be activated in discharging mode, draw off pressing mold 1 with means of complementary annular part.
Discharging device 18 includes the material returned pin 107 for being operably connected to pressing mold 1, the support plate for supporting material returned pin 107
108, be operably connected to support plate 108 with for its material returned is provided needed for power power sleeve 109.
System 100 further includes additional cooling device 116.Additional cooling device 116 includes the spray being arranged in console 103
Loophole and perfusion tube 117, the pump 118 being arranged on draft hitch 102 and one end are connected to perfusion tube 117 and the other end
It is connected to the hose 119 of pump 118.The major function of additional cooling device 116 is to press heat treatment solution in operating mode
It is sprayed inside mould 1, so that heat treatment solution is contacted with the inner wall of the annular element on pressing mold 1, accelerates the cooling of annular element.
Fig. 2 shows the top views of the system of Fig. 1.Container 104 is provided with multiple blenders 113 on side wall, for driving
Heat treatment solution flowing in container 104, especially forms the vortex for surrounding central axis X, so that heat treatment solution and work
Part more fully contacts, to improve heat treatment efficiency.Lift rotating equipment 101 includes being pivotably supported console 103
Console bracket 115 and Rotary cloumn 105, lifting column 106 and the positioning vertical column 112 being arranged along 102 inner circumferential of draft hitch.
Rotary cloumn 105 is operably connected to the rotary speed variator 114 being arranged on console bracket 115 and the material returned becomes
Fast device 110.Lift rotating equipment 101 is arranged in operating mode through Rotary cloumn 105 and the driving control of rotary speed variator 114
Platform 103 processed is rotated around central axis X.Lift rotating equipment 101 is arranged in discharging mode through Rotary cloumn 105 and moves back
Expect that speed changer 110 drives power sleeve 109 to rotate around central axis X, pressing mold 1 is drawn off with means of complementary annular part.
It should be noted that Rotary cloumn 105 includes splined section and smooth part.Lift rotating equipment 101 is arranged to
Rotary speed variator 114 is made to be connected to splined section and the connection of material returned speed changer 110 of Rotary cloumn 105 in operating mode
To the smooth part of Rotary cloumn 105, it is also configured to make rotary speed variator 114 be connected to Rotary cloumn in discharging mode
105 smooth part and material returned speed changer 110 are connected to the splined section of Rotary cloumn 105.It is such be configured to so that
Console 103 only rotates in operating mode, and discharging device 18 only works in discharging mode.
Lifting column 106 is operably connected to console bracket 115.Lift rotating equipment 101 is arranged in Working mould
Formula and discharging mode are gone up and down by 106 drive control platform bracket 115 of lifting column along central axis X during mutually switching.
Fig. 3 shows the system of Fig. 1 along the cross-sectional view of the line A-A of Fig. 2.Positioning vertical column 112 slideably (such as passes through ball
Bearing) it is connected to console bracket 115, so that console bracket 115 can only be moved along central axis X.
Fig. 4 shows the cross-sectional view of another embodiment of the system according to the present invention.In the embodiment of figure 1, pressing mold 1
Top half hung console 103 together with workpiece in discharging mode, to carry out the replacement of workpiece.With above-mentioned implementation
Mode is compared, in the embodiment in Fig. 4, system 100 be arranged in discharging mode by the lower half portion of pressing mold 1 by means of
The telescopic sliding rail 111 being arranged on draft hitch 102 radially removes, to carry out the replacement of workpiece.The implementation of Fig. 5
Mode is commonly used in miniature workpiece, the advantage is that the replacement occupied space of workpiece is smaller compared with Fig. 1 embodiment.
Fig. 5 shows the partial enlargement diagram of the discharging device of the system of Fig. 1.Power sleeve 109 along its circumferential direction by setting
The ratchet set and the ball being arranged in ratchet are connected to the corresponding ratchet in support plate 108, so that power sleeve 109
Support plate 108 can be enabled to move upwards required height h without rotating a complete cycle, to push the material returned pin 107 in support plate 108
Movement, so that means of complementary annular part draws off pressing mold 1.
Fig. 6 shows the cross-sectional view of pressing mold 1 according to the present invention.Pressing mold 1 includes the first pressing plate 4 and the second pressing plate 5, Yi Ji
The internal model 2 and external mold 6 installed between first pressing plate 4 and second pressing plate 5.Internal model 2 includes by the hollow of multiple stackings
Two cones that conical ring is constituted.External mold 6 includes multiple sliding blocks 14, limits the working face S for contacting annular element inner surface.Cone
Body limits multiple circumferentially spaced slideways, so as to slidably receive multiple sliding blocks 14.Using the hollow conical ring of multiple stackings
Purpose be by replace various sizes of hollow conical ring (such as hollow conical ring a is removed, and hollow conical ring b with
The opposite side hollow conical ring a is arranged bigger hollow conical ring c) and changes the size of internal model 2.
Inner sleeve 3 is installed along central axis X in internal model 2.Inner sleeve 3 includes the inner sleeve gasket 7 of multiple stackings, inner sleeve basis
Ring 8 and the larger-sized positioning ring 9 compared with inner sleeve gasket 7 and inner sleeve foundation ring 8.Positioning ring 9 is radially inserted into internal model 2,
With by internal model 2 and 3 axial restraint of inner sleeve.Inner sleeve 3 is bolted to the first pressing plate 4 and the second pressing plate 5.It should be noted that
It is that inner sleeve 3 can also only be bolted to the first pressing plate 4 or only be bolted to the second pressing plate 5.
It is described herein the specific operation process of clamping and the material returned of the annular element on pressing mold 1.
First clamping component 121 acts on the first pressing plate 4, and the second clamping component 122 acts on the second pressing plate 5.
In the case where needing for annular element to be clamped on pressing mold 1, such as the operating mode in heat treatment solution will be immersed in pressing mold 1
Before, it (is to utilize turbine in this embodiment that the first clamping component 121 and the second clamping component 122, which utilize machine driving,
Worm screw) or hydraulic drive it is close to each other so that the first pressing plate 4 and the second pressing plate 5 are close to each other, to clamp annular element.?
In the case where needing to unclamp annular element the material returned operation in order to next carry out, such as in pressing mold 1 leave heat treatment
Before the discharging mode of solution, the first clamping component 121 and the second clamping component 122 utilize machine driving (in this embodiment party
It is to utilize turbine and worm in formula) or hydraulic drive is away from each other, so that the first pressing plate 4 and the second pressing plate 5 are away from each other, with
Annular element is unclamped.
In discharging mode, annular element need to be removed from pressing mold 1.Annular element after the heat treatment can answering due to itself
Power and shrink, to need to overcome the frictional force between annular element and pressing mold 1 can remove annular element.In material returned pin 107
After annular element is ejected, annular element is only separated with the lower half portion of pressing mold 1, and due to the reason of frictional force still with pressing mold 1
Top half tightens together.At this time relative to the first clamping component 121 and the top that is remained stationary also relative to the first pressing plate 4
Material pin 123 acts on annular element along central axis X, so that annular element is separated with the top half of pressing mold 1.Annular element is thus
It is able to remove from pressing mold 1.
Fig. 7 shows the cross-sectional view in another direction of internal model and external mold in the pressing mold of Fig. 6.Slideway interval equally spaced from each other
It opens and extends along central axis X.The section of slideway is T-type or other shapes, wherein wider part is close to central axis X,
And it is relatively narrow partially away from central axis X.Sliding block 14 includes the protrusion 21 being mounted in slideway in form-fit fashion.Sliding block
14 are provided with operation block 15 on the surface opposite with internal model 2.The gap of intake chute is existed that serve as between adjacent operation block 15,
To promote contact of the heat treatment solution with workpiece during heating treatment, heat treatment efficiency is improved.The periphery of the operation block 15 of sliding block 14
Limit working face S.Sliding block 14 is made of the slider component of multiple stackings.It is to lead to using the purpose of the slider component of multiple stackings
It crosses and replaces different slider components and (such as remove slider component d, and in one opposite with slider component d of slider component e
Side is arranged bigger slider component f) and changes the size of external mold 6.
Pressing mold 1 has first mode and second mode.In the first mode, the first pressing plate 4 and the second pressing plate 5 are by internal model
2 compress, so that internal model 2 is fixed between the first pressing plate 4 and the second pressing plate 5；External mold 6 is generated by means of internal model 2 and resists work
The reaction force of part convergent force prevents annular element when heat treatment from shrinking so that working face S is stationary.In a second mode,
It can be expanded or shunk by replacing various sizes of hollow conical ring and/or sliding block 14, working face S, to be adapted to different size
Annular element.According to optional embodiment, internal model 2 includes by multiple roller structures on the surface of the close central axis X of slideway
At needle roller bearing plate (not shown), the sliding when material returned to assist sliding block 14.
After first mode (such as quenching process) terminates, pressing mold 1 enters second mode.First pressing plate 4 and the second pressure
Plate 5 no longer compresses internal model 2, and the convergent force that workpiece generates in the first mode at this time generates on contact surface of the external mold 6 with internal model 2
Along the axial thrust load of central axis X, so that external mold 6 is detached from workpiece.It, can be only by means of less auxiliary by means of above structure
Operation is so that workpiece and external mold 6 are detached from, to reduce workpiece in a second mode since auxiliary operation (such as passes through discharging device
18 power applied) and the deformation of generation.
Fig. 8 shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.With the difference of the embodiment of Fig. 6
It is, internal model 2 only includes a centrum.
Fig. 9 a shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.The embodiment of Fig. 9 a and Fig. 6's
The difference of first embodiment is that sliding block 14 is connected with angle-regulating block 16, to limit working face S relative to central axis X
Angle [alpha].
The front view and side view of angle-regulating block 16 is shown respectively in Fig. 9 b and 9c.Groove, angle are equipped on sliding block 14
Adjusting block 16 includes being capable of pivotally received cylindrical portion in groove.It is additionally provided between sliding block 14 and angle-regulating block 16
Bolt and wedge block 17, so that sliding block 14 is fixed relative to angle-regulating block 16.
Fig. 9 d shows the side view of another angle-regulating block 16 '.Another angle-regulating block 16 ' is wedge shape, and is led to
Bolt fastening is crossed to sliding block 14.
Figure 10 shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.The embodiment and Fig. 9 a of Figure 10
The difference of embodiment be that internal model 2 only includes a centrum.
Figure 11 shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.The embodiment and Fig. 9 a of Figure 11
The difference of embodiment be, multiple radial slides are limited in the first pressing plate 4 and the second pressing plate 5, so as to slidably
Receive the multiple sliding block 14.
Figure 12 shows the top view of the first pressing plate 4 in the pressing mold of Figure 11.Slideway is equally angularly spaced each other, and respectively
From radially extend outwardly (the case where only showing the first pressing plate 4 in Fig. 7), and the section of the first pressing plate 4 and the second pressing plate 5
For T-type (not shown), wherein it is wider partially away from sliding block 14, and relatively narrow part is close to sliding block 14.
Figure 13 shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.The embodiment and Figure 11 of Figure 13
The difference of embodiment be that material returned pin 107 and jigger pin 123 not act on annular element, but are respectively acting on internal model 2
Lower half portion and top half, and pressing mold 1 is also provided between the first pressing plate 4 and the second pressing plate 5 for adapting to difference
The combined type gasket 19 of annular element height.The lower half portion of internal model 2 and top half pass through fixing bolt 125 respectively and can adjust
The gasket group 124,127 for saving thickness is fixed in inner sleeve 3, in the adjusting of gasket group 124,127 will pass through replacement different-thickness
The lower half portion of mould 2 and the axial position of top half, so that working face S is expanded or shunk, realization is suitable for processing radial ruler
The purpose of the very little annular element in a small range variation.
In discharging mode, annular element need to be removed from pressing mold 1.The lower half portion of internal model 2 is ejected in material returned pin 107
Later, due to slidably contacting between internal model 2 and external mold 6, the lower half portion of external mold 6 is set in annular element and around external mold 6
The lower lower half portion with internal model 2 of the convergent force effect for the circlip 126 set gradually is staggered, so that the lower half portion of external mold 6 is not
The convergent force of annular element is resisted again and is separated with annular element.At this time due to the reason of frictional force, upper half of the annular element still with pressing mold 1
Part tightens together.The jigger pin 123 remained stationary relative to the first pressing plate 4 then acts on gasket group along central axis X
127 and inner sleeve 3 on so that (in this embodiment, gasket group 127 and inner sleeve 3 are lifted off 5 one sections of small distances of the second pressing plate
The bolt that inner sleeve 3 is fixed to the second pressing plate 5 is arranged so that inner sleeve 3 can leave 5 one sections of small distances of the second pressing plate).Due to
The top half (sliding block 14) of external mold 6 is slidably received in the slideway of the second pressing plate 5, and can between internal model 2 and external mold 6
Slidably contact, the top half of external mold 6 under the effect of the convergent force of annular element and circlip 126 with the top half of internal model 2 by
It is gradually staggered, so that the top half of external mold 6 is no longer resisted the convergent force of annular element and separated with annular element.Annular element is able to
It is removed from pressing mold 1.
Figure 14 shows the cross-sectional view of another embodiment of pressing mold 1 according to the present invention.Pressing mold 1 includes the first pressing plate 4, the
Two pressing plates 5, and the taper internal model 52 and external mold 6 installed between the first pressing plate 4 and the second pressing plate 5.External mold 6 includes and internal model
Multiple circumferentially spaced sliding blocks 14 of 52 contacts.Taper internal model 52 is fixed relative to the second pressing plate 5.First pressing plate 4 includes being used for
The guide structure 18 that guide shoe 14 moves radially.Sliding block 14 limits the working face S for contacting annular element inner surface.Pressing mold 1
It further include that fixed cushion block 53 is contacted between taper internal model 52 and the first pressing plate 4.Pressing mold 1 has first mode and the second mould
Formula.In the first mode, the first pressing plate 4 can not be moved relative to the second pressing plate 5, so that working face S is stationary.Second
In mode, the first pressing plate 4 can be moved relative to the second pressing plate 5, make work will pass through the various sizes of cushion block 53 of replacement
Face S is expanded or shunk.
Claims (14)
1. a kind of pressing mold (1) for annular element heat treatment, comprising:
First pressing plate (4) and the second pressing plate (5)；
The internal model (2) and external mold (6) installed between first pressing plate (4) and second pressing plate (5), the internal model (2)
Including the cone being made of the hollow conical ring of multiple stackings, the external mold (6) includes multiple sliding blocks (14), and the cone limits more
A circumferentially spaced slideway, so as to slidably receive the multiple sliding block (14), the sliding block (14) is limited for contacting
The working face (S) of annular element inner surface, the pressing mold have first mode and second mode, in the first mode, institute
It is fixed between first pressing plate (4) and second pressing plate (5) to state internal model (2), so that the working face (S) is quiet
It is only motionless, in the second mode, by replacing various sizes of hollow conical ring and/or sliding block (14), the working face (S)
It can expand or shrink.
2. pressing mold (1) according to claim 1, which is characterized in that
Inner sleeve (3) are installed along central axis (X) in the internal model (2),
The inner sleeve (3) include the inner sleeve gaskets (7) of multiple stackings, inner sleeve foundation ring (8) and with the inner sleeve gasket (7) and
The inner sleeve foundation ring (8) compares larger-sized positioning ring (9),
The positioning ring (9) is radially inserted into the internal model (2), by the internal model (2) and the inner sleeve (3) axial restraint,
And
The inner sleeve (3) is bolted one or two of first pressing plate (4) and described second pressing plate (5).
3. pressing mold (1) according to claim 1 or 2, which is characterized in that
The slideway is equally spaced from each other to be spaced apart, and is extended along central axis (X),
The section of the slideway is T-type, wherein wider part is close to central axis (X), and it is relatively narrow partially away from central axis
Line (X), and
The sliding block (14) includes the protrusion (21) being mounted in the slideway in form-fit fashion.
4. pressing mold (1) according to claim 1 or 2, which is characterized in that
The sliding block (14) is made of the slider component of multiple stackings.
5. pressing mold (1) according to claim 1 or 2, which is characterized in that
The sliding block (14) is connected with angle-regulating block (16), to limit angle of the working face (S) relative to central axis (X)
Degree.
6. pressing mold (1) according to claim 5, which is characterized in that
Groove is equipped on the sliding block (14),
The angle-regulating block (16) include in the groove can pivotally received cylindrical portion, and
It is additionally provided with bolt and wedge block in the sliding block (14) and the angle-regulating block (16), so that the sliding block (14) phase
It is fixed for the angle-regulating block (16).
7. a kind of pressing mold (1) for annular element heat treatment, comprising:
First pressing plate (4) and the second pressing plate (5)；
The internal model (2) and external mold (6) installed between first pressing plate (4) and second pressing plate (5), the internal model (2)
Including the cone being made of the hollow conical ring of multiple stackings, the external mold (6) includes multiple sliding blocks with the cone contact
(14), multiple radial slides are limited in first pressing plate (4) and second pressing plate (5), so as to slidably receive
The multiple sliding block (14), the sliding block (14) limit the working face (S) for contacting annular element inner surface, and the pressing mold has
First mode and second mode, in the first mode, the internal model (2) is in first pressing plate (4) and described second
It is fixed between pressing plate (5), so that the working face (S) is stationary, it is in the second mode, different by replacement
The hollow conical ring and/or sliding block (14) of size, the working face (S) can expand or shrink.
8. pressing mold (1) according to claim 7, which is characterized in that
Inner sleeve (3) are installed along central axis (X) in the internal model (2),
The inner sleeve (3) include the inner sleeve gaskets (7) of multiple stackings, inner sleeve foundation ring (8) and with the inner sleeve gasket (7) and
The inner sleeve foundation ring (8) compares larger-sized positioning ring (9),
The positioning ring (9) is radially inserted into the internal model (2), by the internal model (2) and the inner sleeve (3) axial restraint,
And
The inner sleeve (3) is bolted one or two of first pressing plate (4) and described second pressing plate (5).
9. pressing mold (1) according to claim 7 or 8, which is characterized in that
The slideway is equally angularly spaced each other,
The slideway radially extending outwardly from first pressing plate (4) and second pressing plate (5), and section respectively
For T-type, wherein wider partially away from the sliding block (14), and relatively narrow part is close to the sliding block (14), and
The sliding block (14) includes the protrusion being mounted in the slideway in form-fit fashion.
10. pressing mold (1) according to claim 7 or 8, which is characterized in that
The sliding block (14) is made of the slider component of multiple stackings.
11. pressing mold (1) according to claim 7 or 8, which is characterized in that
The sliding block (14) is connected with angle-regulating block (16), to limit angle of the working face (S) relative to central axis (X)
Degree.
12. pressing mold (1) according to claim 11, which is characterized in that
Groove is equipped on the sliding block (14),
The angle-regulating block (16) include in the groove can pivotally received cylindrical portion, and
It is additionally provided with bolt and wedge block between the sliding block (14) and the angle-regulating block (16), so that the sliding block
(14) fixed relative to the angle-regulating block (16).
13. pressing mold (1) according to claim 7 or 8, which is characterized in that
The pressing mold (1) is also provided with for adapting to different annular element height between the first pressing plate (4) and the second pressing plate (5)
Combined type gasket (19).
14. a kind of pressing mold (1) for annular element heat treatment, comprising:
First pressing plate (4) and the second pressing plate (5)；
The taper internal model (52) and external mold (6) installed between first pressing plate (4) and second pressing plate (5), it is described outer
Mould (6) includes the multiple circumferentially spaced sliding blocks (14) contacted with the internal model (52), and the taper internal model (52) is relative to institute
It states the second pressing plate (5) to fix, first pressing plate (4) includes the guide structure for guiding the sliding block (14) to move radially
(18), the sliding block (14) limits the working face (S) for contacting annular element inner surface, and the pressing mold (1) further includes described
Contacted fixed cushion block (53) between taper internal model (52) and first pressing plate (4), the pressing mold (1) have first mode with
And second mode, in the first mode, first pressing plate (4) can not move relative to second pressing plate (5), so that
The working face (S) it is stationary, in the second mode, first pressing plate (4) is relative to second pressing plate (5)
It can move, will pass through the various sizes of cushion block (53) of replacement, the working face (S) can be expanded or shunk.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190975.3A CN109943694A (en) | 2018-03-08 | 2018-03-08 | Pressing mold |
| PCT/CN2019/077530 WO2019170148A1 (en) | 2018-03-08 | 2019-03-08 | Combined compression die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190975.3A CN109943694A (en) | 2018-03-08 | 2018-03-08 | Pressing mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109943694A true CN109943694A (en) | 2019-06-28 |
Family
ID=67006235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810190975.3A Pending CN109943694A (en) | 2018-03-08 | 2018-03-08 | Pressing mold |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109943694A (en) |
| WO (1) | WO2019170148A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184433A (en) * | 2019-07-02 | 2019-08-30 | 瓦房店金冠达轴承制造有限公司 | A kind of combination pressing mold |
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| CN107058699A (en) * | 2017-04-14 | 2017-08-18 | 武汉理工大学 | A kind of pressure quenching mold component of high ferro bearer ring |
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| JP3827172B2 (en) * | 1996-07-12 | 2006-09-27 | 高周波熱錬株式会社 | Induction tempering method for annular workpieces |
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| CN102776342B (en) * | 2012-08-28 | 2014-04-30 | 宁夏机械研究院（有限责任公司） | Hydraulic expansion assembled combination die for quenching ferrules |
| CN208234952U (en) * | 2018-03-08 | 2018-12-14 | 王德伟 | Rolling quenching system |
| CN208455031U (en) * | 2018-03-08 | 2019-02-01 | 王德伟 | Combine pressing mold |
| CN109306396A (en) * | 2018-11-22 | 2019-02-05 | 王德伟 | A kind of pressing mold |
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2018
- 2018-03-08 CN CN201810190975.3A patent/CN109943694A/en active Pending
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2019
- 2019-03-08 WO PCT/CN2019/077530 patent/WO2019170148A1/en active Application Filing
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|---|---|---|---|---|
| JPH0344421A (en) * | 1989-07-12 | 1991-02-26 | Ntn Corp | Quenching apparatus for correcting outside diameter of annular body |
| WO1992007100A1 (en) * | 1990-10-15 | 1992-04-30 | Zahnradfabrik Friedrichshafen Ag | Process and device for affecting measurement and shape changes in the hardening of workpieces |
| CN2700335Y (en) * | 2004-04-30 | 2005-05-18 | 洛阳轴承集团有限公司 | Assembling movable die for bearing ring heat treatment |
| CN105420464A (en) * | 2015-12-23 | 2016-03-23 | 中车戚墅堰机车车辆工艺研究所有限公司 | Press quenching mold for locomotive traction gear ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110184433A (en) * | 2019-07-02 | 2019-08-30 | 瓦房店金冠达轴承制造有限公司 | A kind of combination pressing mold |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019170148A1 (en) | 2019-09-12 |
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