CN104399911B - Forced ventilation cooling turntable - Google Patents
Forced ventilation cooling turntable Download PDFInfo
- Publication number
- CN104399911B CN104399911B CN201410653493.9A CN201410653493A CN104399911B CN 104399911 B CN104399911 B CN 104399911B CN 201410653493 A CN201410653493 A CN 201410653493A CN 104399911 B CN104399911 B CN 104399911B
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- CN
- China
- Prior art keywords
- load
- carrying disk
- exhaust passage
- ingot mould
- air exhaust
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D7/00—Casting ingots, e.g. from ferrous metals
- B22D7/12—Appurtenances, e.g. for sintering, for preventing splashing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D7/00—Casting ingots, e.g. from ferrous metals
- B22D7/04—Casting hollow ingots
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Furnace Details (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
A kind of forced ventilation cooling turntable, including rotary stand, base, transmission and ventilation unit.Rotary stand by load-carrying disk by disc spring, wheel supporting on the circular orbit of base, load-carrying disk keeps centering, the circumference chain that load-carrying disk forms equipped with pin by radially location bearing with base.Transmission device is made up of motor, shaft coupling, brake, reductor, sprocket wheel, is used for driving rotary stand to rotate.Ventilation unit is made up of intake stack, ingot mould base, ingot mould inner sleeve, fuse, exhaust duct, form close encapsulation and high efficiency cooling circuit, achieve turntable in vacuum environment to rotate while the function ventilated, inside exhaust duct, improve cooling effectiveness equipped with heat-insulating material.Between wheel and load-carrying disk the disc spring group of dress slow down overhead traveling crane fall ingot mould time impact to equipment, make wheel uniform force, rotate steadily.Equipment reliably is provided for realization casting hollow steel ingot, minimizing forging time, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to steel ingot casting instrument, particularly to hollow steel-ingot casting under vacuum condition
Frock.
Background technology
Steel ingot of the prior art mostly is solid steel ingot.If being forged into sleeve shaped, then need elder generation
Punching, is the most progressively forged into the size of requirement.The most progressively develop to hollow steel ingot, but
The cooling of hollow steel ingot inner sleeve becomes technological difficulties always.Once there is water-cooling type, but water-cooling type was such as
There is bleed-out accident entail dangers to personal safety in fruit, is the most gradually eliminated, and developing deeply was to liquid nitrogen later
Adding air-cooled technology, problem is that liquid nitrogen cost is the highest.
Summary of the invention
The technical problem to be solved is: under vacuum, is being rotated by ingot mould
Place on platform, be capable of the forced ventilation of rotation limit, limit ventilating and cooling when casting hollow steel ingot
Cooling turntable.
For solving above-mentioned technical problem, the present invention proposes techniques below scheme: a kind of forced ventilation
Cooling turntable, its feature is: the lower plane center of load-carrying disk is fixed with radially locating shaft
The radial direction positioning bearing seat held, disc spring group and axletree are passed through in the outer edge of lower plane of load-carrying disk
Bearing is fastened as a whole, and is placed on the circular orbit supported on seat by wheel bearing, wheel.
Chain stay is fixed on load-carrying disk lower plane outer, and forms circumference chain with pin.Around
Supporting seat, the motor on motor base is sequentially connected with shaft coupling, brake and reductor.Fixing
Sprocket wheel on the power transmission shaft that reductor extends above engages with pin.Ingot mould base is fixed on
The upper surface of load-carrying disk, and fuse is vertically arranged to ingot mould base upper surface center
In recessed.Vertically air exhaust passage passes through fuse, ingot mould base, load-carrying circle from top to bottom
Dish, radially positioning bearing seat, support in the middle part of seat behind vertical tube lower end with horizontal air draft channel connection.
Vertically the outer wall of air exhaust passage forms vertical air inlet duct with supporting the inwall of vertical tube in the middle part of seat, perpendicular
The endoporus of the outer wall of straight air exhaust passage and radially positioning bearing seat and the endoporus shape of load-carrying disk
Vertical air inlet duct, the middle part of ingot mould base is become to be provided with vertical air intake around vertical air exhaust passage
Road, ingot mould inner sleeve forms vertical air inlet duct with the outer wall of fuse, this vertical air inlet duct
Upper end connect with the upper end of vertical air exhaust passage.Horizontal air intake passage one end connects air blast,
Air intake passage, air intake passage, air intake passage, air intake and the other end is linked in sequence successively
Passage.The inwall of air exhaust passage and air exhaust passage is equipped with thermal insulation layer.Load-carrying disk
It is trapezoidal positioning boss that upper surface is provided with cross sectional shape.Load-carrying disk upper surface is additionally provided with resistance to height
Temperature sealing gasket.It is provided with sealing ring between the outer wall of load-carrying disk and vertically air exhaust passage.Radially
It is provided with sealing ring between positioning bearing seat and support seat.
Have employed above technical scheme present invention achieves turntable in vacuum environment while revolving
Turn, while ventilation carries out the function cooled down.Equipped with heat-insulating material inside exhaust duct, improve
Cooling effectiveness.Between wheel and load-carrying disk dress disc spring group slow down overhead traveling crane fall ingot mould time to equipment
Impact, and make wheel uniform force, more steady during rotation.Realization casting hollow steel ingot,
Reduce forging time, achieve the techno-economic effect of energy-conserving and environment-protective.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings the structure of the present invention is described in detail:
Fig. 1 is the front view of forced ventilation of the present invention cooling turntable；
Fig. 2 is the part i.e. schematic diagram of ingot mould base that Fig. 1 takes down serial number 19；
Fig. 3 is the A-A generalized section of Fig. 1；
Fig. 4 is the B-B generalized section of Fig. 3, demonstrates the layout of disk spring group；
Fig. 5 is the C-C generalized section of Fig. 3, amplifies the structure of vehicle wheel component；
Fig. 6 is the enlarged drawing in K portion in Fig. 3, and the local to entering, at air draft swivel joint is entered
Row amplifies.
In figure, 1, load-carrying disk, 2, disc spring group, 3, axletree bearing, 4, wheel bearing,
5, wheel, 6, radially positioning bearing seat, 7, radially location bearing, 8, chain stay, 9,
Pin, 10, circular orbit, 11, support seat, 12, motor, 13, shaft coupling, 14, system
Dynamic device, 15, reductor, 16, sprocket wheel, 17, motor base, 18, horizontal air intake passage,
19, ingot mould base, 20, fuse, 21, ingot mould inner sleeve, 22, air intake passage, 23,
Air intake passage, 24, air intake passage, 25, air intake passage, 26, vertical air draft leads to
Road, 27, horizontal air exhaust passage, 28, support vertical tube in the middle part of seat, 29, thermal insulation layer, 30, cone
Face positioning boss, 31, refractory seals pad, 32, sealing ring, 33, sealing ring.
Detailed description of the invention
From accompanying drawing it can be seen that the forced ventilation of the present invention cools down turntable, at load-carrying disk 1
Lower plane center be fixed with the radial direction positioning bearing seat 6 radially positioning bearing 7.Load-carrying disk
The outer edge of lower plane of 1 is fastened as a whole with axletree bearing 3 by disc spring group 2, and passes through
Wheel bearing 4, wheel 5 are placed on the circular orbit 10 supported on seat 11.Chain stay 8
It is fixed on the outer of load-carrying disk 1 lower plane, and forms circumference chain with pin 9.Around propping up
Support seat 11, the motor 12 on motor base 17 be sequentially connected with shaft coupling 13, brake 14 with
Reductor 15, sprocket wheel 16 and the pin 9 being fixed on the power transmission shaft that reductor 15 extends above
Engagement.Base is constituted with supporting seat 11 bolt-connection by circular orbit 10.Support seat 11 to lead to
Cross foundation bolt to fix with basis, undertake whole loading capacity.Wheel 5 is on circular orbit 10
Roll, it is achieved the rotary motion of rotary stand.Load-carrying disk 1 by radially location bearing 7 with
Base keeps centering
Ingot mould base 19 is fixed on the upper surface of load-carrying disk 1, and fuse 20 is vertically-mounted
In ingot mould base 19 upper surface center recessed in.Vertically air exhaust passage 26 is from upper
Under pass through fuse 20, ingot mould base 19, load-carrying disk 1, radially positioning bearing seat 6,
Support and connect with horizontal air exhaust passage 27 behind vertical tube 28 lower end in the middle part of seat.Vertically air exhaust passage
The outer wall of 26 forms vertical air inlet duct-22 with supporting the inwall of vertical tube 28 in the middle part of seat, vertically arranges
The endoporus of the outer wall of wind passage 26 and radially positioning bearing seat 6 and the endoporus of load-carrying disk 1
Forming vertical air inlet duct-23, the middle part of ingot mould base 19 is around vertical air exhaust passage 26
Being provided with vertical air inlet duct-24, ingot mould inner sleeve 21 is formed vertically to enter with the outer wall of fuse 20
Air channel-25, the upper end of this vertical air inlet duct-25 connects with the upper end of vertical air exhaust passage 26
Logical.Horizontal air intake passage 18 one end connects air blast, and the other end is linked in sequence air intake successively
Passage-22, air intake passage-23, air intake passage-24, air intake passage-25.Vertically
The inwall of air exhaust passage 26 and horizontal air exhaust passage 27 is equipped with thermal insulation layer 29.Load-carrying circle
It is trapezoidal positioning boss 30 that dish 1 upper surface is provided with cross sectional shape.Load-carrying disk 1 upper surface
It is additionally provided with refractory seals pad 31.Load-carrying disk 1 and the outer wall of vertical air exhaust passage (26)
Between be provided with sealing ring-32.Radially it is provided with sealing between positioning bearing seat 6 and support seat 11
Circle-33.By load-carrying disk 1, radially positioning bearing seat 6, radially location bearing 7 and support
Seat 11 and sealing ring-32 constitute into air draft rotary joint structure with sealing ring-33,
Can realize when stand rotates entering air draft simultaneously.
The course of work of the present invention is: when environment vacuum degree is qualified, turntable coordinates pour steel
After amount, acceptance instruction, brake is opened, electric motor starting, rotates by setting speed, steel
In water casting process, it is continually fed into air cooling, it is ensured that the inner wall temperature of ingot mould inner sleeve is on rule
Below fixed temperature, after casting complete, turntable accepts instruction and stops, brake, air
Cooling is persistently carried out, and lasts till the stipulated time after casting complete, stops air cooling, extracts core out
Son.Present invention achieves turntable in vacuum environment and rotate while the function ventilated,
Equipped with heat-insulating material inside exhaust duct, improve cooling effectiveness.Dress between wheel and load-carrying disk
Disc spring group slow down overhead traveling crane fall ingot mould time impact to equipment, and make wheel uniform force, rotate
Shi Gengjia is steady.Provide for realization casting hollow steel ingot, minimizing forging time, energy-conserving and environment-protective
Equipment reliably.
Claims (6)
1. a forced ventilation cooling turntable, it is characterised in that: under load-carrying disk (1)
Planar central is fixed with the radial direction positioning bearing seat (6) of radially location bearing (7), described load
The outer edge of lower plane of bicircular dish (1) is tight with axletree bearing (3) by disc spring group (2)
It is solidified as a whole, and is placed in support seat (11) by wheel bearing (4), wheel (5)
On circular orbit (10)；Chain stay (8) is fixed on described load-carrying disk (1) lower plane
Outer, and form circumference chain with pin (9)；Around described support seat (11), motor bottom
Motor (12) on seat (17) is sequentially connected with shaft coupling (13), brake (14) and subtracts
Speed machine (15), the sprocket wheel (16) being fixed on the power transmission shaft that described reductor (15) extends above
Engage with described pin (9)；Ingot mould base (19) is fixed on described load-carrying disk (1)
Upper surface, and fuse (20) is vertically arranged in described ingot mould base (19) upper surface
Heart position recessed in；Vertically air exhaust passage (26) pass through from top to bottom fuse (20),
In ingot mould base (19), load-carrying disk (1), radially positioning bearing seat (6), support seat
Connect with horizontal air exhaust passage (27) behind portion's vertical tube (28) lower end；Described vertical air exhaust passage
(26) outer wall forms vertical air inlet duct (22) with supporting the inwall of vertical tube (28) in the middle part of seat,
The outer wall of described vertical air exhaust passage (26) and the endoporus of described radial direction positioning bearing seat (6)
And the endoporus of load-carrying disk (1) forms vertical air inlet duct (23), described ingot mould base
(19) middle part is provided with vertical air inlet duct (24) around described vertical air exhaust passage (26),
Ingot mould inner sleeve (21) forms vertical air inlet duct (25) with the outer wall of fuse (20), should
The vertical upper end of air inlet duct (25) connects with the upper end of described vertical air exhaust passage (26)；
Horizontal air intake passage (18) one end connect air blast, and the other end be linked in sequence successively air intake lead to
Road (22), air intake passage (23), air intake passage (24), air intake passage (25).
Forced ventilation the most according to claim 1 cooling turntable, it is characterised in that:
Described vertical air exhaust passage (26) and the inwall of horizontal air exhaust passage (27) be equipped with every
Thermosphere (29).
Forced ventilation the most according to claim 1 cooling turntable, it is characterised in that:
It is trapezoidal positioning boss (30) that described load-carrying disk (1) upper surface is provided with cross sectional shape.
Forced ventilation the most according to claim 1 cooling turntable, it is characterised in that:
Described load-carrying disk (1) upper surface is additionally provided with refractory seals pad (31).
Forced ventilation the most according to claim 1 cooling turntable, it is characterised in that:
Described load-carrying disk (1) is provided with sealing ring (32) with the outer wall of vertical air exhaust passage (26).
Forced ventilation the most according to claim 1 cooling turntable, it is characterised in that:
It is provided with sealing ring (33) between described radial direction positioning bearing seat (6) and support seat (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653493.9A CN104399911B (en) | 2014-11-17 | 2014-11-17 | Forced ventilation cooling turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653493.9A CN104399911B (en) | 2014-11-17 | 2014-11-17 | Forced ventilation cooling turntable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104399911A CN104399911A (en) | 2015-03-11 |
| CN104399911B true CN104399911B (en) | 2016-08-24 |
Family
ID=52637614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410653493.9A Active CN104399911B (en) | 2014-11-17 | 2014-11-17 | Forced ventilation cooling turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104399911B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2070986A5 (en) * | 1969-12-12 | 1971-09-17 | Inst Elektrotermicheskogo Obor | Hollow metal ingots casting core |
| JPS58202952A (en) * | 1982-04-15 | 1983-11-26 | クル−ゾ−・ロワ−ル | Method and device for manufacturing hollow steel ingot |
| CN101234413A (en) * | 2007-12-16 | 2008-08-06 | 中国第一重型机械集团公司 | Large-scale hollow steel ingot mold device |
| CN203018704U (en) * | 2012-11-20 | 2013-06-26 | 天津重型装备工程研究有限公司 | Device for manufacturing large-scale hollow steel ingots through single-sleeve forced cooling |
| CN204276839U (en) * | 2014-11-17 | 2015-04-22 | 中国第一重型机械股份公司 | Forced ventilation cooling turntable |
-
2014
- 2014-11-17 CN CN201410653493.9A patent/CN104399911B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2070986A5 (en) * | 1969-12-12 | 1971-09-17 | Inst Elektrotermicheskogo Obor | Hollow metal ingots casting core |
| JPS58202952A (en) * | 1982-04-15 | 1983-11-26 | クル−ゾ−・ロワ−ル | Method and device for manufacturing hollow steel ingot |
| CN101234413A (en) * | 2007-12-16 | 2008-08-06 | 中国第一重型机械集团公司 | Large-scale hollow steel ingot mold device |
| CN203018704U (en) * | 2012-11-20 | 2013-06-26 | 天津重型装备工程研究有限公司 | Device for manufacturing large-scale hollow steel ingots through single-sleeve forced cooling |
| CN204276839U (en) * | 2014-11-17 | 2015-04-22 | 中国第一重型机械股份公司 | Forced ventilation cooling turntable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104399911A (en) | 2015-03-11 |
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