CN109182688A - Bearing outer ring die quenching mold - Google Patents
Bearing outer ring die quenching mold Download PDFInfo
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- CN109182688A CN109182688A CN201811347325.1A CN201811347325A CN109182688A CN 109182688 A CN109182688 A CN 109182688A CN 201811347325 A CN201811347325 A CN 201811347325A CN 109182688 A CN109182688 A CN 109182688A
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- cast
- traveller
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- 230000000171 quenching effect Effects 0.000 title claims abstract description 34
- 238000010791 quenching Methods 0.000 title claims abstract description 29
- 230000008094 contradictory effect Effects 0.000 claims abstract description 5
- 239000011324 bead Substances 0.000 claims abstract description 4
- 230000014759 maintenance of location Effects 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 28
- 239000000110 cooling liquid Substances 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 18
- 239000002826 coolant Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The present invention relates to a kind of bearing outer ring die quenching molds, including upper mold and lower die, the upper prod cast that upper mold includes cope plate and connect with cope plate, the lower prod cast that lower die includes lower template and connect with lower template, traveller is provided on cope plate, sliding eye is provided on upper prod cast, thrust spring is provided between cope plate and upper prod cast, it is provided on traveller for preventing upper prod cast and the completely disengaged retention bead of traveller, the sum of height of upper prod cast and lower prod cast is less than the height of product, buffer gap is provided between upper prod cast and cope plate, the boss for contradicting with product end surface is provided on upper prod cast and in lower template.Thrust spring will be transferred to the active force on hydraulic device on product after buffering, so that product itself not will receive the direct active force of hydraulic device, after buffering, product will be not easy to be subject to crushing when being pressurized, therefore ensure that the yields of product.
Description
Technical field
The present invention relates to bearing Equipments for Heating Processing, more particularly, to a kind of bearing outer ring die quenching mold.
Background technique
It during bearing machining, needs to be quenched bearing internal external circle, especially the multiple of China railways mentions
Speed, the requirement to railway bearing are also higher and higher.Since bearing steel by quenching distortion is big, shrink seriously, so that in following process
Cause batch scrap.
Authorization Notice No. is that the patent application of 205821400 U of CN discloses a kind of double row tapered roller bearing carburizing steel
Outer ring quenching mould, it includes pedestal and cone, and the top of pedestal is arranged in the cone, and the cone and pedestal seam allowance cooperate
And cone is connected by screw to pedestal, and gasket is provided between the cone and pedestal, and the edge of the pedestal forms convex
Platform, the present invention in by the way that pedestal and cone are designed to separate structure, pass through between pedestal and cone be arranged gasket realize
To the purpose of product size control.
But above-mentioned mold can be respectively provided with pedestal and cone in product two ends in actual production, then by cone from production
The both ends of product are inserted into, and in actual use, it needs to drive pedestal and cone motion by hydraulic device, in order to be supplied to product
Enough radial forces, hydraulic device usually requires the power with 3 ~ 5 tons, and the sum of height of two cones is less than the height of product
Degree, therefore by being easy when hydraulic device driving pedestal and cone motion so that the product being clipped between two pedestals is by larger
Power, cause product occur compressional deformation so that product yield reduce.
Summary of the invention
The purpose of the present invention is to provide a kind of bearing outer ring die quenching molds, have not it is easier that product squeezes
The advantages of deformation.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of bearing outer ring die quenching
Mold, including upper mold and lower die, the upper prod cast that the upper mold includes cope plate and connect with cope plate, the lower die includes lower die
Plate and the lower prod cast connecting with lower template are provided with traveller on the cope plate, are provided with sliding eye on the upper prod cast, described
Traveller is slidably matched with sliding eye, is provided with and is used for so that upper prod cast has always to deviating between the cope plate and upper prod cast
The thrust spring of cope plate side movement tendency is provided with for preventing upper prod cast and the completely disengaged limit of traveller on the traveller
The sum of height of protrusion, the upper prod cast and lower prod cast is less than the height of product, is provided between the upper prod cast and cope plate
Buffer gap is provided with the boss for contradicting with product end surface on the upper prod cast and in lower template.
Through the above technical solutions, first driving lower die movement later is simultaneously in use, product is placed between upper mold and lower die
So that the boss in lower template will be supported with product lower end surface at this time until when lower prod cast enters in product and is bonded with product inner wall
Touching drives upper mold to move into product later, and when the boss on upper prod cast is contradicted with product upper surface, the conical surface of upper prod cast is rigid
It is good to be bonded with product inner wall, at this time due to driving upper mold movement by hydraulic device, it is not easy to judge whether upper mold moves to
Position, therefore upper mold continues the active force for continuing by hydraulic device to move a distance, at this time since product and upper prod cast support
Tightly, therefore upper prod cast is by stop motion, and cope plate continues to product end motion, and thrust spring will be gradually compressed at this time,
Thrust spring will be transferred to the active force on hydraulic device on product after buffering during this, so that product itself is not
The direct active force that will receive hydraulic device, after buffering, product will be not easy to be subject to crushing when being pressurized, therefore ensure that product
Yields.
Preferably, it is provided with location hole on the lower prod cast, the positioning with location hole cooperation is provided on the upper prod cast
Column, the positioning column are connect with traveller, center of the central axis of the location hole and positioning column with upper prod cast or lower prod cast
Axis is overlapped.
Through the above technical solutions, in order to enable product is not susceptible to misplace in quenching, it is required that upper prod cast is under
It is concentric with the holding of product when prod cast compression product, and upper prod cast can be made when compressing product by location hole and positioning column
The central axis holding of central axis and lower prod cast be overlapped so that product is not susceptible to misplace.
Preferably, 1.5 ~ 3 millimeters of adjustment gap is provided between the sliding eye and slide post.
Through the above technical solutions, since upper mold needs to combine and disengage with lower die in use, and it is existing
Technology it is difficult to ensure that upper prod cast and lower prod cast keep completely concentric, therefore in order to avoid upper prod cast with lower prod cast when combining
Stuck phenomenon, between sliding eye and slide post setting adjustment gap, if when upper prod cast it is opposite with lower prod cast together when positioning
Hole does not have concentric with positioning column, and at this time due to adjusting the presence in gap, horizontal direction will occur on traveller for upper prod cast
Displacement may finally make in positioning column insertion location hole, thus upper prod cast and lower prod cast be not susceptible to after combining clamping with
Phenomena such as stuck, facilitates the later period to be demoulded, while improving the service life of mold.
Preferably, the upper prod cast is detachably provided with the conflict for contradicting with lower prod cast end face towards lower prod cast end
Block.
Through the above technical solutions, needing to set between upper prod cast and lower prod cast in order to avoid product end surface stress is larger
It is equipped with effect power transmission part, the active force on upper prod cast can be directly conducted on lower prod cast by conflict block, and by setting
The i.e. controllable epicone mould of height and lower prod cast of setting conflict block act on the size of the power in product end surface, guarantee that product is quenching
When be not susceptible to deformation, improve the yields of product, facilitate the later period that product is further processed.
Preferably, further include mould bases, the first driving mechanism for driving upper mold to move is provided on the mould bases, it is described
It is connected with knockout pin on mould bases, the notch passed through for knockout pin is provided on the cope plate, the knockout pin deviates from mould bases end
It is opposite with product end surface and for product end surface contradict, the distance between described knockout pin threshold value product end surface be less than it is upper
The maximum stroke movement of prod cast.
Through the above technical solutions, due to product in quenching by biggish active force, and product can be cooled when quenching
It shrinks, therefore in order to avoid product is clamped on upper prod cast, knockout pin is provided on mould bases, if product is clamped on prod cast
On, product will be moved upwardly together with upper prod cast, and knockout pin position is constant, will be with knockout pin after product moves certain distance
End contact, finally makes to be detached between product and upper prod cast under the action of knockout pin, therefore the later period does not need worker and will produce
Product are rushed to and are removed on prod cast, and the later period is facilitated to demould.
Preferably, be provided with several runners on the conical surface of the upper prod cast and lower prod cast, the runner from upper prod cast or under
One end of prod cast extends to the other end, and the import entered in runner for cooling liquid, the epicone are provided in the lower template
The upper outlet gone out for the cooled liquid stream in runner is provided on mould.
Through the above technical solutions, in quenching in order to enable product can uniform hardening, on upper prod cast and lower prod cast
Several runners are provided with, in use, from cooling liquid is passed through in import into runner, at this point, cooling liquid will be from multiple runners
It is middle to enter between product and runner and cooling liquid is contacted with product inner wall, it will be from after cooling down liquid and being full of in runner
Upper outlet outflow so that product outer wall with cool down liquid contact, be finally completed quenching, in entire quenching process product with it is cold
But liquid contact is good, and product is cooled uniformly, therefore quenching effect is more preferably.
Preferably, further include pedestal, accommodating chamber is provided on the pedestal, the lower die is located in accommodating chamber, the bottom
The height of seat is less than the depth of accommodating chamber, and the accommodating chamber bottom is provided with for driving that lower film moves out from accommodating chamber
Two driving mechanisms are fixed with coolant jacket on the cope plate, and the coolant jacket is arranged around upper prod cast, the upper prod cast and lower cone
When the conical surface of mould is bonded with product inner wall, the coolant jacket is closed away from cope plate end and base end face paste, the coolant jacket with
Cooling gap is provided between product.
Through the above technical solutions, coolant jacket is fixed on cope plate, when upper in order to enable product quenching effect is more preferable
After mould and lower die are inserted into product, coolant jacket bottom end will be bonded with pedestal, and coolant liquid is injected into runner by import later
Body will be flow between coolant jacket and product by upper outlet after runner is full of by cooling liquid, finally be full of cooling gap,
The liquid that will be cooled outside interiors of products and product at this time is covered, so that product quenching effect is more preferably.
Preferably, the lower outlet on the outside of for the cooled liquid stream to product in runner is provided in the lower template.
Through the above technical solutions, being set in lower template in order to make the outside of product that can be cooled simultaneously with inside
It is equipped with lower outlet, when cooling liquid enters in runner, the cooling liquid of a part will be entered in cooling gap by lower outlet, and
Another part will enter in runner, because forming a linker between runner and cooling gap, cooling liquid will be cold
But gap rises simultaneously with runner, so that product inside and outside wall immerses in cooling liquid simultaneously, guarantees that product is uniformly cooled, so that
The quenching effect of product is more preferable.
Preferably, inlet is set on the cope plate, and the traveller inner hollow is arranged, in the inlet and traveller
Portion's conducting, the upper prod cast is towards the conducting orifice for being provided on the end face of lower prod cast with being connected inside traveller.
Through the above technical solutions, in order to promote the quenching efficiency of product further with quenching effect, upper
It is provided with inlet on prod cast, in use, injecting cooling liquid to interiors of products simultaneously by inlet and import, cools down at this time
Liquid will quickly fill up interiors of products and cooling gap, so that product is completely immersed in cooling liquid in the very short time
In, quenching efficiency is improved, while quenching effect is more preferably.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
1, by the buffering of thrust spring, so that product will be not easy to be subject to crushing when being pressurized, therefore it ensure that the yields of product；
2, by the way that adjustment gap is arranged between sliding eye and traveller, it can make epicone mould that can carry out a spacing in the horizontal direction
From floating, prod cast is matched with lower prod cast in convenience, and prod cast and the mutually stuck situation of lower prod cast is avoided to occur.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the first structure diagram of embodiment, the main structure indicated before molding；
Fig. 2 is the enlarged view in Fig. 1 at A, the fit structure between main prominent upper prod cast and cope plate；
Fig. 3 is the second structural schematic diagram of embodiment, and main prominent lower die is inserted into structure when interiors of products；
Fig. 4 is the third structural schematic diagram of embodiment, and main prominent upper mold is inserted into structure when interiors of products with lower die；
Fig. 5 is the structural schematic diagram of upper mold and lower die.
Appended drawing reference: 1, upper mold；111, cope plate；112, upper prod cast；2, lower die；211, lower template；212, lower prod cast；3,
Traveller；4, sliding eye；5, thrust spring；6, retention bead；7, buffer gap；8, boss；9, location hole；10, positioning column；11,
Conflict block；12, mould bases；13, knockout pin；14, notch；15, the first driving mechanism；16, runner；17, import；18, upper outlet；
19, pedestal；20, accommodating chamber；21, the second driving mechanism；22, coolant jacket；23, cooling gap；24, lower outlet；25, inlet；
26, conducting orifice；27, gap is adjusted.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
As shown in Figure 1, 2, a kind of bearing outer ring die quenching mold, mould bases 12 including upper mold 1, for fixing upper mold 1,
Lower die 2 and pedestal 19 for fixing lower die 2, are provided with the first driving mechanism 15, in pedestal 19 between mould bases 12 and upper mold 1
On be provided with accommodating chamber 20, lower die 2 is located in accommodating chamber 20, and the height of lower die 2 be less than accommodating chamber 20 depth, in accommodating chamber
20 bottoms are provided with the second driving mechanism 21, and the first driving mechanism 15 is for driving upper mold 1 to move to lower die 2, the second driving machine
Structure 21 is for driving lower die 2 to move to upper mold 1, and the first driving mechanism 15 and the second driving mechanism 21 are hydraulic in the present embodiment
Cylinder.
As shown in Figure 1, 2, wherein upper mold 1 includes cope plate 111 and upper prod cast 112, and lower die 2 includes lower template 211 under
Prod cast 212, the sum of upper prod cast 112 and the height of lower prod cast 212 are less than the height of product, are provided with traveller on cope plate 111
3, sliding eye 4 is provided on upper prod cast 112, traveller 3 is slidably matched with sliding eye 4, in use, traveller 3 is inserted into sliding eye 4
In, thrust spring 5 is provided between cope plate 111 and upper prod cast 112,5 one end of thrust spring connect another with cope plate 111
End is connect with upper prod cast 112, is provided on traveller 3 for preventing upper prod cast 112 and the completely disengaged retention bead 6 of traveller 3,
It is provided with buffer gap 7 between upper prod cast 112 and cope plate 111, and is all provided on upper prod cast 112 and in lower template 211
Boss 8(is equipped with referring to shown in Fig. 3), the end face of product when upper prod cast 112 is bonded with the conical surface of lower prod cast 212 with product inner wall
Just contradicted with boss 8.
As shown in Figure 2,3, wherein be provided with location hole 9 on lower prod cast 212, be provided on upper prod cast 112 and location hole 9
The positioning column 10 of cooperation, the positioning column 10 are connect with traveller 3, the central axis of location hole 9 and positioning column 10 with upper prod cast
112 or lower prod cast 212 central axis be overlapped, in order to enable upper prod cast 112 have certain horizontal float, to facilitate epicone
Mould 112 is mutually paired with lower prod cast 212, and 1.5 ~ 3 millimeters of adjustment gap 27 is provided between sliding eye 4 and slide post.
As shown in Figure 1, 2, in order to avoid product end surface stress is larger, in upper prod cast 112,212 end of prod cast is detachable under
It is provided with conflict block 11, conflict block 11 is by being threadedly engaged on upper prod cast 112, in use, conflict block 11 will be with lower prod cast 212
End face contradicts, to bear a part of active force, by replacing suffered by the adjustable product end surface of conflict block 11 of different-thickness
Pressure.
As shown in Figure 4,5, coolant jacket 22 is fixed on cope plate 111, coolant jacket 22 is arranged around upper prod cast 112, epicone
When mould 112 is bonded with product inner wall with the conical surface of lower prod cast 212, coolant jacket 22 just can be with pedestal away from 111 end of cope plate
The fitting of 19 end faces, and cooling gap 23 is provided between coolant jacket 22 and product, in the cone of upper prod cast 112 and lower prod cast 212
Several runners 16 are provided on face, runner 16 extends to the other end, lower template 211 from one end of upper prod cast 112 or lower prod cast 212
On be provided with the import 17 entered in runner 16 for cooling liquid, be provided in lower template 211 for the cooling liquid in runner 16
It is flow to the lower outlet 24 on the outside of product, the upper outlet 18 gone out for the cooled liquid stream in runner 16 is provided on upper prod cast 112.
As shown in Figure 4,5, wherein inlet 25, the setting of 3 inner hollow of traveller, inlet 25 are set on cope plate 111
It is connected with inside traveller 3, upper prod cast 112 is towards being provided with conducting orifice 26, conducting orifice 26 and traveller 3 on the end face of lower prod cast 212
Then inside connection finally enters from conducting orifice 26 upper in use, cooling liquid enters from inlet 25 by 3 inside of traveller
Between prod cast 112 and lower prod cast 212, finally enter in runner 16.
Wherein, it is connected with knockout pin 13 on mould bases 12, and is provided with the notch passed through for knockout pin 13 on cope plate 111
14, knockout pin 13 is opposite with product end surface away from 12 end of mould bases and for contradicting with product end surface, and 13 threshold value of knockout pin produces
The distance between product end face is less than the maximum stroke movement of upper prod cast 112,13 threshold value product end of knockout pin in the present embodiment
The distance between face is 2 centimetres.
Step 1: product is pushed into right above accommodating chamber 20, and make the central axis of product and the center of lower prod cast 212
Axis is overlapped.
Step 2: molding, first passes through the second driving mechanism 21 driving lower die 2 and moves and lower prod cast 212 is made to enter product
In and be bonded with product inner wall, the boss 8 in lower template 211 will be contradicted with product lower end surface at this time, drive again later lower die 2 after
A distance is moved in reforwarding, so that until product is detached from after pedestal 19；Then drive upper mold 1 to product by the first driving mechanism 15
Middle movement, when the boss 8 on upper prod cast 112 is contradicted with product upper surface, the conical surface of upper prod cast 112 is just pasted with product inner wall
It closes, and conflict block 11 is just contradicted with lower 212 end face of prod cast at this time, continues that upper mold 1 is driven to move later, at this point, due to lower cone
Mould 212 is pushed against by conflict block 11 and upper prod cast 112, therefore upper prod cast 112 is by stop motion, and cope plate 111 continues to production
Product end motion, thrust spring 5 will be gradually compressed at this time, be stopped driving upper mold 1 after thrust spring 5 is by compression certain length and be transported
It is dynamic.
Third portion: quenching, while cooling liquid, this reality are injected into upper mold 1 and lower die 2 by inlet 25 and import 17
Applying cooling liquid in example is cooling oil, and the cooling liquid a part entered at this time from import 17 will be entered by lower outlet 24 to be cooled down
In gap 23, another part will enter in runner 16, and will enter in traveller 3 from the cooling liquid that inlet 25 enters, then from
Traveller 3 enters between upper prod cast 112 and lower prod cast 212, flows into runner 16, will be rapidly filled in runner 16 later at this time,
Extra cooling liquid will overflow into cooling gap 23 from upper outlet 18 in last runner 16, until by complete inside and outside product
Cooled liquid leaching obsolescent product will be completed to quench.
4th: demoulding drives lower die 2 to separate 1 end motion of upper mold, at this time in thrust bullet by the second driving mechanism 21
Upper prod cast 112 will move together with product and lower die 2 under the action of spring 5, when moving to product and being bonded with pedestal 19, lower die
2 continue to move into accommodating chamber 20, and product will be contradicted with pedestal 19 at this time so that product is separated with lower die 2, at this time product with it is upper
Stop motion is driven upper mold 1 to far from 2 end motion of lower die, product and epicone by prod cast 112 by the first driving mechanism 15 later
Mould 112 will be to away from 2 end motion of lower die, when moving to product upper surface and 13 end of knockout pin contradicts, the first driving mechanism
15 continue that upper mold 1 is driven to move, and product will separate under the conflict of knockout pin 13 with upper prod cast 112 at this time, complete demoulding work,
The first driving mechanism 15 continues that upper mold 1 is driven to continue to move with lower die 2 with the second driving mechanism 21 later, until lower die 2 is complete
Into in accommodating chamber 20 and upper mold 1 is deviate from from product completely, product is removed later.
When upper mold 1 and lower die 2 move, there are more guide rods to slide for upper mold 1 and lower die 2, avoid upper mold 1 and lower die 2
Run-off the straight.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. a kind of bearing outer ring die quenching mold, including upper mold (1) and lower die (2), the upper mold (1) includes cope plate
(111) and with cope plate (111) the upper prod cast (112) connecting, the lower die (2) include lower template (211) and and lower template
(211) the lower prod cast (212) connected, it is characterised in that: be provided with traveller (3) on the cope plate (111), the upper prod cast
(112) it is provided on sliding eye (4), the traveller (3) is slidably matched with sliding eye (4), the cope plate (111) and upper prod cast
(112) it is provided with and is used for so that upper prod cast (112) has always to the thrust bullet for deviating from cope plate (111) side movement tendency between
Spring (5) is provided with for preventing upper prod cast (112) and traveller (3) completely disengaged retention bead (6), institute on the traveller (3)
State the height that the sum of height of prod cast (112) and lower prod cast (212) is less than product, the upper prod cast (112) and cope plate
(111) be provided between buffer gap (7), be provided on the upper prod cast (112) and in lower template (211) for production
The boss (8) that product end face contradicts.
2. bearing outer ring die quenching mold according to claim 1, it is characterised in that: set on the lower prod cast (212)
It is equipped with location hole (9), the positioning column (10) with location hole (9) cooperation, the positioning column is provided on the upper prod cast (112)
(10) connect with traveller (3), the central axis of the location hole (9) and positioning column (10) with upper prod cast (112) or lower prod cast
(212) central axis is overlapped.
3. bearing outer ring die quenching mold according to claim 2, it is characterised in that: the sliding eye (4) and sliding
1.5 ~ 3 millimeters of adjustment gap (27) is provided between column.
4. bearing outer ring die quenching mold according to claim 1, it is characterised in that: upper prod cast (112) direction
Lower prod cast (212) end is detachably provided with the conflict block (11) for contradicting with lower prod cast (212) end face.
5. bearing outer ring die quenching mold according to claim 1, it is characterised in that: it further include mould bases (12), it is described
It is provided with the first driving mechanism (15) for driving upper mold (1) to move on mould bases (12), is connected on the mould bases (12) de-
Tringle (13) is provided with the notch (14) passed through for knockout pin (13) on the cope plate (111), and the knockout pin (13) is deviated from
Mould bases (12) end it is opposite with product end surface and be used for product end surface conflict, knockout pin (13) the threshold value product end surface it
Between distance be less than upper prod cast (112) maximum stroke movement.
6. bearing outer ring die quenching mold according to claim 1, it is characterised in that: the upper prod cast (112) is under
It is provided on the conical surface of prod cast (212) several runners (16), the runner (16) is from upper prod cast (112) or lower prod cast (212)
One end extends to the other end, and the import (17) entered in runner (16) for cooling liquid, institute are provided on the lower template (211)
State the upper outlet (18) for being provided on prod cast (112) and going out for the cooled liquid stream in runner (16).
7. bearing outer ring die quenching mold according to claim 6, it is characterised in that: it further include pedestal (19), it is described
It is provided on pedestal (19) accommodating chamber (20), the lower die (2) is located in accommodating chamber (20), and the height of the pedestal (19) is less than
The depth of accommodating chamber (20), accommodating chamber (20) bottom are provided with for driving lower film (2) to move out from accommodating chamber (20)
The second driving mechanism (21), be fixed with coolant jacket (22) on the cope plate (111), the coolant jacket (22) is around upper prod cast
(112) it is arranged, when the upper prod cast (112) is bonded with product inner wall with the conical surface of lower prod cast (212), the coolant jacket (22)
It holds away from cope plate (111) and is bonded with pedestal (19) end face, be provided with cooling gap between the coolant jacket (22) and product
(23)。
8. bearing outer ring die quenching mold according to claim 7, it is characterised in that: set on the lower template (211)
It is equipped with for the lower outlet (24) on the outside of the cooled liquid stream to product in runner (16).
9. bearing outer ring die quenching mold according to claim 8, it is characterised in that: set on the cope plate (111)
It sets inlet (25), traveller (3) the inner hollow setting, is connected inside the inlet (25) and traveller (3), the epicone
Mould (112) is towards the conducting orifice (26) for being provided on the end face of lower prod cast (212) with being connected inside traveller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811347325.1A CN109182688A (en) | 2018-11-13 | 2018-11-13 | Bearing outer ring die quenching mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811347325.1A CN109182688A (en) | 2018-11-13 | 2018-11-13 | Bearing outer ring die quenching mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109182688A true CN109182688A (en) | 2019-01-11 |
Family
ID=64939659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811347325.1A Pending CN109182688A (en) | 2018-11-13 | 2018-11-13 | Bearing outer ring die quenching mold |
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