CN107755674A - Full-automatic lead screen pouring device and casting method - Google Patents
Full-automatic lead screen pouring device and casting method Download PDFInfo
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- CN107755674A CN107755674A CN201711182081.1A CN201711182081A CN107755674A CN 107755674 A CN107755674 A CN 107755674A CN 201711182081 A CN201711182081 A CN 201711182081A CN 107755674 A CN107755674 A CN 107755674A
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- pan
- lead screen
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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
- B22D35/00—Equipment for conveying molten metal into beds or moulds
- B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
Abstract
The present invention relates to a kind of full-automatic lead screen pouring device and casting method, belong to lead screen product manufacturing field, including base, compound steel support platform is set on base, rail is set on the base of the centre position of corresponding compound steel support platform thereunder, the Flat Car for Transshipment is set on rail, hoistable platform is set on the Flat Car for Transshipment, lead screen casting workpiece is fixed on hoistable platform, corresponding lead screen casting workpiece sets through hole in the top layer of compound steel support platform, the surrounding of through hole sets top layer lead pan, corresponding lead screen casting workpiece sets middle level lead pan in the middle level of compound steel support platform, top layer lead pan and middle level lead pan are all connected with smoke abatement cleaning system.The present invention it is reasonable in design, can realize lead screen container disposable direct casting shaping, avoid lead screen layer from not planning a successor, slag inclusion the problems such as, lead fume and the exceeded harm to human body of amount of radiation are prevented, casting efficiency is improved, intensity of workers is reduced, ensure that product quality.
Description
Technical field
The present invention relates to a kind of full-automatic lead screen pouring device and casting method, belong to lead screen product manufacturing field.
Background technology
At present, the casting of lead screen container mainly uses hand teeming pattern in lead screen production field, not only work
Make that the workload of personnel is larger, and casting efficiency is low, but also lead fume can be flown upward caused by this production model, to staff
Human body harm it is very big, do not allow to use the production model therefore, country has put into effect relevant policies, need to realize lead fume orient
The automatic casting pattern of collection, therefore, the casting equipment that each Corporation R ＆ D is related, but existing equipment can not be realized
The disposable direct casting of lead screen container lead, do not plan a successor easily, slag inclusion the defects of, reduce the lead screen equivalent of container,
It can cause amount of radiation exceeded during use, cause the radiation hazradial bundle to operator and environment.
The content of the invention
Deficiency of the prior art, the problem to be solved in the present invention are more than：A kind of reasonable in design, energy is provided
Enough realize lead screen container disposable direct casting shaping, avoid lead screen layer from not planning a successor, slag inclusion the problems such as, prevented lead
Cigarette and the exceeded harm to human body of amount of radiation, casting efficiency is improved, reduce intensity of workers, ensure the complete of product quality
Automatic lead screen pouring device and casting method.
The technical solution adopted for the present invention to solve the technical problems is：
Described full-automatic lead screen pouring device, including base, compound steel support platform is set on base, it is corresponding three layers
Rail is set on the base of the centre position of bracing members platform thereunder, the Flat Car for Transshipment is set on rail, set on the Flat Car for Transshipment
Hoistable platform is put, lead screen casting workpiece is fixed on hoistable platform, corresponding lead screen casts workpiece in compound steel support platform
Through hole is set on top layer platform, and the surrounding of through hole sets top layer lead pan, and corresponding lead screen casts workpiece in compound steel support platform
Middle level platform on be additionally provided with middle level lead pan, top layer lead pan and middle level lead pan are all connected with smoke abatement cleaning system.
Described lead screen casting workpiece includes the inner cylinder and outer barrel connected as one, and casting is formed between inner cylinder and outer barrel
Cavity, lead screen casting workpiece from top to bottom spaced set heating disk, heating disk by lead screen cast workpiece on to
Under be separated into multiple cast layers, corresponding each cast layer is provided with spray equipment in its periphery, and spray equipment is by being arranged on
Fixed support on heating disk is fixed, and is provided with temperature measuring equipment, thermometric in each cast layer of lead screen casting workpiece
Device, spray equipment, heating disk, hoistable platform, top layer lead pan, middle level lead pan and smoke abatement cleaning system are all connected with control system
System.
Full-automatic lead screen pouring device is reasonable in design, passes through what is set on hoistable platform and compound steel support platform
The cooperation of top layer lead pan, the casting of large-scale lead screen casting workpiece can be completed, by the cooperation of hoistable platform and middle level lead pan,
The casting of small-sized lead screen casting workpiece can be carried out, the scope of application of equipment is substantially increased, reduces being cast into for workpiece
This.Meanwhile by heating the cooperation of disk, temperature measuring equipment and spray equipment and cast part, lead screen container can be realized
Disposable direct casting shaping, avoid lead screen layer from not planning a successor, slag inclusion the problems such as, lead pan is connected into smoke abatement cleaning system, energy
The directional collecting of lead fume is enough realized, has prevented lead fume and the exceeded harm to human body of amount of radiation, and whole process is without excessive people
Work participates in, and improves casting efficiency, ensures product quality, reduces intensity of workers, has stronger practicality.
Further preferred, described top layer lead pan is identical with the structure of middle level lead pan, and described top layer lead pan includes lead
Pot shell, lead pan outer casing underpart set more than lead discharge port, corresponding lead pan shell sets leading platform in its side, in lead pan shell
Side sets closing molten lead device and power set, and power set connect defeated lead pipe, lead outlet and the lead screen teemer of defeated lead pipe
The casting cavity of part is corresponding, and the top of lead pan shell sets dust excluding hood, the dust mouth connection smoke abatement cleaning system of dust excluding hood, removes
Cigarette cleaning system connects control system；
Described top layer lead pan sets 4, and 4 90 degree of top layer lead pan interval surroundings for being arranged on through hole, middle level lead pan is set
2 are put, two lead pans are separately positioned on the middle level platform of the compound steel support platform of lead screen casting workpiece both sides.Realize lead
The automatic casting of shielding casting workpiece, improves operating efficiency, reduces operating personnel's workload.
Further preferred, described power set include secondary lead pan body, and secondary lead bottom of pot body is set into lead pipe road, enters lead
Set on pipeline into lead check valve, secondary lead pan body top and gas control equipment and transfer pipeline are set, transfer pipeline connects defeated lead
Pipe.
Further preferred, the side of described compound steel support platform sets guide tracked lift, guide tracked lift
Connect control system.Facilitate the conveying of lead pig.
Further preferably described spray equipment includes shower, and shower is fastened around lead screen casting workpiece
Around, corresponding lead screen casting workpiece is provided with atomizer, atomizer connection control system on shower.Conveniently exist
To the cooling of lead screen casting workpiece in casting cycle.
Further preferred, described temperature measuring equipment uses thermocouple.Convenient material drawing, cost is low, can ensure that temperature is examined
The accuracy of survey.
It is further that preferably described heating disk, spray equipment and temperature measuring equipment is respectively provided with 5, and respectively with lead shield
It is corresponding to cover casting workpiece.Heating disk uses heating plate form, point five layers of heating, can respectively control, pass through temperature measuring equipment
Temperature parameter is controlled, workpiece spray equipment is equally divided into five layers, and every layer is made up of the shower with atomizer, every layer
Control respectively, to reach the purpose of layering cooling.
The lead screen casting method of described full-automatic lead screen pouring device, comprises the following steps：
(1) hoistable platform minimizes position, and lead screen casting workpiece is fixed on hoistable platform, by rail and turned
The casting position that lead screen casting workpiece is moved to below compound steel support platform by the cooperation of flatcar is transported, makes lead screen teemer
Part is corresponding with the through hole of top layer, the mounting and fixing bracket on the heating disk of lead screen casting Workpiece periphery, by spray equipment
It is fixed on fixed support, while temperature measuring equipment is installed on lead screen casting workpiece, and will heating disk, spray equipment and survey
Warm device connects control system；
(2) hoistable platform is acted, and lead screen casting workpiece is promoted to and fills lead position, defeated lead pipe is extend into lead screen and poured
The casting cavity bottom of foundry work part；
(3) lead pig is put into inside top layer lead pan or middle level lead pan, opens smoke abatement cleaning system and closing molten lead device,
Lead pig is molten into liquid lead by closing molten lead device, and the directional collecting of lead fume is completed by smoke abatement cleaning system, simultaneously
Heating disk and temperature measuring equipment are opened, lead screen casting workpiece is preheated by heating disk, and pass through temperature measuring equipment pair
Preheating temperature is monitored；
(4) after temperature measuring equipment monitors the temperature arrival assigned temperature of lead screen casting workpiece, the unlatching of lead check valve, gas are entered
Member control apparatus is exhausted, and in exhaust process, liquid lead enters secondary lead pot nside, and the lead in secondary lead pan body has injected
Cheng Hou, gas control equipment carry out air inlet, in the presence of gas pressure, enter lead check valve and first close, then liquid lead passes through
Defeated lead pipe enters in the casting cavity of lead screen casting workpiece；
(5) in casting cycle, hoistable platform action, lead screen casting workpiece is in casting cycle with the decline of hoistable platform
And decline, decline in casting cycle, remain defeated lead pipe end 200mm under lead liquid level on the inside of lead screen casting workpiece, together
When, lead liquid level in lead screen casting workpiece is determined by temperature measuring equipment, when liquid level exceedes every layer of temperature measuring point, first should
The heating disk of layer is closed, and stops heating, then controls the spray equipment of this layer to cool cast layer, the like, until
The casting cavity of lead screen casting workpiece is cast and completed, stops the casting of lead liquid；
(6) all spray equipments around lead screen casting workpiece are opened cooling down is carried out to room to lead screen casting workpiece
Temperature, after cooling terminates, hoistable platform minimizes, and removes fixed support, spray equipment and temperature measuring equipment, lead screen casting workpiece
Casting is completed.
It is further preferred, after described temperature measuring equipment monitors 260 degree of temperature arrival, control and opened into lead check valve.
Beneficial effect is possessed by the present invention：
1st, full-automatic lead screen pouring device and casting method of the present invention can realize that lead screen container is sealing
It is disposable continuously shaped on environment, avoid lead screen layer from not planning a successor, slag inclusion the problems such as, prevented in casting cycle caused by
Harm of the lead fume to human body, improve the processing safety of staff.
2nd, full-automatic lead screen pouring device and casting method of the present invention can ensure the lead shield of lead screen container
Equivalent is covered, avoids the exceeded radiation hazradial bundle to caused by operator and environment of amount of radiation, greatly improves casting efficiency, reduces work
Make personnel labor intensity, ensure product quality, it is reasonable in design, there is stronger practicality.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the side view of the present invention；
Fig. 4 is the top view of the present invention；
Fig. 5 is the scheme of installation of lead screen of the present invention casting workpiece；
Fig. 6 is the structural representation of lead pan of the present invention；
Fig. 7 is Fig. 6 of the present invention B-B views；
Fig. 8 is the side view of lead pan of the present invention；
Fig. 9 is the structural representation of power set of the present invention；
Figure 10 is the top view of power set of the present invention；
Figure 11 is the side view of power set of the present invention；
Wherein, 1, compound steel support platform；2nd, top layer lead pan；3rd, guide tracked lift；4th, rail；5th, the Flat Car for Transshipment；6、
Hoistable platform；7th, lead screen casting workpiece；8th, base；9th, middle level lead pan；10th, smoke abatement cleaning system；11st, through hole；12nd, outer barrel；
13rd, inner cylinder；14th, defeated lead pipe；15th, casting cavity；16th, fixed support；17th, temperature measuring equipment；18th, spray equipment；19th, heating circle
Disk；20th, cast layer；21st, lead pan shell；22nd, remaining lead discharge port；23rd, molten lead device is closed；24th, power set；25th, leading is put down
Platform；26th, dust excluding hood；27th, secondary lead pan body；28th, lead check valve is entered；29th, lead pipe road is entered；30th, transfer pipeline；31st, gas control dress
Put.
Embodiment
Embodiments of the invention are described further below in conjunction with the accompanying drawings：
As Figure 1-5, full-automatic lead screen pouring device of the present invention, including base 8, three are set on base 8
Layer bracing members platform 1, correspond to and rail 4 is set on the base 8 of the centre position of compound steel support platform 1 thereunder, on rail 4
The Flat Car for Transshipment 5 is set, hoistable platform 6 is set on the Flat Car for Transshipment 5, lead screen casting workpiece 7, corresponding lead are fixed on hoistable platform 6
Shielding casting workpiece 7 sets through hole 11 on the top layer platform of compound steel support platform 1, and the surrounding of through hole 11 sets top layer lead pan
2, corresponding lead screen casting workpiece 7 is additionally provided with middle level lead pan 9, top layer lead pan 2 on the middle level platform of compound steel support platform 1
Smoke abatement cleaning system 10 is all connected with middle level lead pan 9, the side of compound steel support platform 1 sets guide tracked lift 3, guide tracked
Lift 3 connects control system.
Described lead screen casting workpiece 7 includes the inner cylinder 13 and outer barrel 12 connected as one, inner cylinder 13 and outer barrel 12 it
Between form casting cavity 15, lead screen casting workpiece 7 spaced set heating disk 19 from top to bottom, heating disk 19 is by lead shield
Cover casting workpiece 7 and be separated into multiple cast layers 20 from top to bottom, corresponding each cast layer 20 is provided with spray dress in its periphery
18 are put, spray equipment 18 is fixed by the fixed support 16 being arranged on heating disk 19, and lead screen casting workpiece 7 is each
Temperature measuring equipment 17, temperature measuring equipment 17, spray equipment 18, heating disk 19, hoistable platform 6, top layer are provided with cast layer 20
Lead pan 2, middle level lead pan 9 and smoke abatement cleaning system 10 are all connected with control system.
As shown in figs 6-8, described top layer lead pan 2 is identical with the structure of middle level lead pan 9, and described top layer lead pan 2 includes
Lead pan shell 21, the bottom of lead pan shell 21 set more than lead discharge port 22, corresponding lead pan shell 21 sets leading platform in its side
25, the inner side of lead pan shell 21 sets closing molten lead device 23 and power set 24, power set 24 to connect defeated lead pipe 14, defeated lead pipe
14 lead outlet is corresponding with the casting cavity 15 of lead screen casting workpiece 7, and the top of lead pan shell 21 sets dust excluding hood 26, removes
The dust mouth connection smoke abatement cleaning system 10 of dust hood 26, smoke abatement cleaning system 10 connects control system；
Described top layer lead pan 2 sets 4, and 4 top layer lead pans 2 are spaced 90 degree of surroundings for being arranged on through hole 11, middle level lead
Pot 9 sets 2, and two lead pans are separately positioned on the middle level platform of the compound steel support platform 1 of lead screen casting workpiece 7 both sides
On.
As shown in figs. 9-11, described power set 24 include secondary lead pan body 27, and the secondary bottom of lead pan body 27 is set into lead pipe
Road 29, enter on lead pipe road 29 to set into lead check valve 28, the secondary top of lead pan body 27 setting gas control equipment 31 and transfer pipeline
30, transfer pipeline 30 connects defeated lead pipe 14.
Described spray equipment 18 includes shower, and shower is fastened around around lead screen casting workpiece 7, corresponding
Lead screen casting workpiece 7 is provided with atomizer on shower, and atomizer connection control system, temperature measuring equipment 17 is using warm
Galvanic couple.Described heating disk 19, spray equipment 18 and temperature measuring equipment 17 is respectively provided with 5, and workpiece 7 of being cast respectively with lead screen
It is corresponding.
The lead screen casting method of described full-automatic lead screen pouring device, comprises the following steps：
(1) hoistable platform 6 minimizes position, and lead screen casting workpiece 7 is fixed on hoistable platform 6, passes through rail 4
Lead screen casting workpiece 7 is moved to the casting position of the lower section of compound steel support platform 1 by the cooperation with the Flat Car for Transshipment 5, makes lead shield
Cover that casting workpiece 7 is corresponding with the through hole 11 of top layer, fixed of installation on the heating disk 19 of lead screen casting workpiece 7 periphery
Frame 16, spray equipment 18 is fixed on fixed support 16, while temperature measuring equipment 17 is installed on lead screen casting workpiece 7, and
Heating disk 19, spray equipment 18 and temperature measuring equipment 17 are connected into control system；
(2) hoistable platform 6 is acted, and lead screen casting workpiece 7 is promoted to and fills lead position, defeated lead pipe 14 is extend into lead shield
Cover the bottom of casting cavity 15 of casting workpiece 7；
(3) lead pig is put into inside top layer lead pan 2 or middle level lead pan 9, opens smoke abatement cleaning system 10 and closing molten lead
Device 23, lead pig is molten into liquid lead by closing molten lead device 23, and determining for lead fume is completed by smoke abatement cleaning system 10
To collection, while heating disk 19 and temperature measuring equipment 17 is opened, workpiece 7 of being cast to lead screen by heating disk 19 carries out pre-
Heat, and preheating temperature is monitored by temperature measuring equipment 17；
(4) after temperature measuring equipment 17 monitors the temperature arrival assigned temperature of lead screen casting workpiece 7, enter lead check valve 28 and open
Open, gas control equipment 31 is exhausted, and in exhaust process, liquid lead is entered inside secondary lead pan body 27, secondary lead pan body 27
After the completion of interior lead injection, gas control equipment 31 carries out air inlet, in the presence of gas pressure, enters lead check valve 28 and first closes
Close, then liquid lead is entered by defeated lead pipe 14 in the casting cavity 15 of lead screen casting workpiece 7；
(5) in casting cycle, hoistable platform 6 acts, and lead screen casting workpiece 7 is in casting cycle with hoistable platform 6
Decline and decline, decline in casting cycle, remain that the defeated end of lead pipe 14 is cast under the inner side lead liquid level of workpiece 7 in lead screen
200mm, meanwhile, lead liquid level in lead screen casting workpiece 7 is determined by temperature measuring equipment, when liquid level exceedes every layer of temperature measuring point
When, first the heating disk 19 of this layer is closed, stops heating, then control the spray equipment 18 of this layer to drop cast layer 20
Temperature, the like, until the cast casting cavity 15 of workpiece 7 of lead screen is cast completions, the casting of stopping lead liquid；
(6) all spray equipments 18 around lead screen casting workpiece 7 are opened cooling down is carried out to lead screen casting workpiece 7
To room temperature, after cooling terminates, hoistable platform 6 minimizes, and removes fixed support 16, spray equipment 18 and temperature measuring equipment 17, lead
The shielding casting casting of workpiece 7 is completed.
The present invention is reasonable in design, can ensure the lead screen equivalent of lead screen container, it is exceeded right to avoid amount of radiation
Radiation hazradial bundle caused by operator and environment, casting efficiency is greatly improved, reduce intensity of workers, ensure that product
Quality, it is practical, while can realize that lead screen container is disposable continuously shaped in a sealed meter environment, avoid lead screen layer from going out
The problems such as existing tomography, slag inclusion, harm of the caused lead fume to human body in casting cycle is prevented, has improved the behaviour of staff
Make security.
The present invention is not limited in above-mentioned embodiment, essential scope of the those of ordinary skill in the art in the present invention
The variations, modifications, additions or substitutions inside made, it should also belong to protection scope of the present invention.
Claims (9)
1. a kind of full-automatic lead screen pouring device, including base (8), it is characterised in that：Compound steel is set to support on base (8)
Platform (1), correspond to and rail (4), rail (4) are set on the base (8) of the centre position of compound steel support platform (1) thereunder
It is upper that the Flat Car for Transshipment (5) is set, hoistable platform (6) is set on the Flat Car for Transshipment (5), hoistable platform fixes lead screen teemer on (6)
Part (7), corresponding lead screen casting workpiece (7) set through hole (11), through hole on the top layer platform of compound steel support platform (1)
(11) surrounding sets top layer lead pan (2), middle level platform of the corresponding lead screen casting workpiece (7) in compound steel support platform (1)
On be additionally provided with middle level lead pan (9), top layer lead pan (2) and middle level lead pan (9) are all connected with smoke abatement cleaning system (10)；
Described lead screen casting workpiece (7) includes the inner cylinder (13) and outer barrel (12) connected as one, inner cylinder (13) and outer barrel
(12) casting cavity (15) is formed between, spaced set heats disk (19), heating to lead screen casting workpiece (7) from top to bottom
Lead screen casting workpiece (7) is separated into multiple cast layers (20) by disk (19) from top to bottom, and corresponding each cast layer (20) is equal
Spray equipment (18) is provided with its periphery, spray equipment (18) is by being arranged on the fixed support (16) heated on disk (19)
It is fixed, and temperature measuring equipment (17) is provided with each cast layer (20) of lead screen casting workpiece (7), temperature measuring equipment (17),
Spray equipment (18), heating disk (19), hoistable platform (6), top layer lead pan (2), middle level lead pan (9) and smoke abatement cleaning system
(10) it is all connected with control system.
2. full-automatic lead screen pouring device according to claim 1, it is characterised in that：Described top layer lead pan (2) and
The structure of middle level lead pan (9) is identical, and described top layer lead pan (2) includes lead pan shell (21), and lead pan shell (21) bottom is set
Remaining lead discharge port (22), corresponding lead pan shell (21) set leading platform (25) in its side, set on the inside of lead pan shell (21)
Molten lead device (23) and power set (24) are closed, power set (24) connect defeated lead pipe (14), the lead outlet of defeated lead pipe (14)
Corresponding with the casting cavity (15) of lead screen casting workpiece (7), the top of lead pan shell (21) sets dust excluding hood (26), dedusting
Cover the dust mouth connection smoke abatement cleaning system (10) of (26), smoke abatement cleaning system (10) connection control system；
Described top layer lead pan (2) sets 4, and 4 top layer lead pans (2) are spaced 90 degree of surroundings for being arranged on through hole (11), middle level
Lead pan (9) sets 2, and two lead pans are separately positioned in the compound steel support platform (1) of lead screen casting workpiece (7) both sides
On layer platform.
3. full-automatic lead screen pouring device according to claim 2, it is characterised in that：Described power set (24) bag
Secondary lead pan body (27) is included, secondary lead pan body (27) bottom sets into lead pipe road (29), enters on lead pipe road (29) and set into lead check valve
(28) gas control equipment (31) and transfer pipeline (30), are set at the top of secondary lead pan body (27), and transfer pipeline (30) connects defeated lead
Manage (14).
4. full-automatic lead screen pouring device according to claim 1, it is characterised in that：Described compound steel support platform
(1) side sets guide tracked lift (3), and guide tracked lift (3) connects control system.
5. full-automatic lead screen pouring device according to claim 1, it is characterised in that：Described spray equipment (18) bag
Shower is included, shower is fastened around around lead screen casting workpiece (7), and corresponding lead screen casting workpiece (7) is spraying
Atomizer, atomizer connection control system are provided with pipe.
6. full-automatic lead screen pouring device according to claim 1, it is characterised in that：Described temperature measuring equipment (17) is adopted
Use thermocouple.
7. full-automatic lead screen pouring device according to claim 1, it is characterised in that：Described heating disk (19),
Spray equipment (18) and temperature measuring equipment (17) are respectively provided with 5, and corresponding with lead screen casting workpiece (7) respectively.
8. a kind of lead screen casting method of the full-automatic lead screen pouring device described in any of the above-described claim, its feature exist
In：Comprise the following steps：
(1) hoistable platform (6) minimizes position, and lead screen casting workpiece (7) is fixed on hoistable platform (6), passes through steel
The casting that lead screen casting workpiece (7) is moved to below compound steel support platform (1) by the cooperation of rail (4) and the Flat Car for Transshipment (5)
Position, make lead screen casting workpiece (7) corresponding with the through hole (11) of top layer, the heating in lead screen casting workpiece (7) periphery
Mounting and fixing bracket (16) on disk (19), spray equipment (18) is fixed on fixed support (16), while is poured in lead screen
Temperature measuring equipment (17) is installed on foundry work part (7), and will heating disk (19), spray equipment (18) and temperature measuring equipment (17) connection control
System processed；
(2) hoistable platform (6) is acted, and lead screen casting workpiece (7) is promoted to and fills lead position, defeated lead pipe (14) is extend into lead
Casting cavity (15) bottom of shielding casting workpiece (7)；
(3) lead pig is put into top layer lead pan (2) or middle level lead pan (9) is internal, opened smoke abatement cleaning system (10) and closing is molten
Lead device (23), lead pig is molten into liquid lead by closing molten lead device (23), and completed by smoke abatement cleaning system (10)
The directional collecting of lead fume, while heating disk (19) and temperature measuring equipment (17) are opened, lead screen is poured by heating disk (19)
Foundry work part (7) is preheated, and preheating temperature is monitored by temperature measuring equipment (17)；
(4) after temperature measuring equipment (17) monitors the temperature arrival assigned temperature of lead screen casting workpiece (7), lead check valve (28) is entered
Open, gas control equipment (31) is exhausted, and in exhaust process, liquid lead enters secondary lead pan body (27) inside, secondary lead
After the completion of lead injection in pot (27), gas control equipment (31) carries out air inlet, and in the presence of gas pressure, it is unidirectional to enter lead
Valve (28) is first closed, and then liquid lead is entered by defeated lead pipe (14) in the casting cavity (15) of lead screen casting workpiece (7)；
(5) in casting cycle, hoistable platform (6) action, lead screen casting workpiece (7) is in casting cycle with hoistable platform
(6) decline and decline, decline in casting cycle, remain defeated lead pipe (14) end in lead screen casting workpiece (7)
200mm under the lead liquid level of inner side, meanwhile, lead screen casting workpiece (7) interior lead liquid level is determined by temperature measuring equipment, when liquid level surpasses
When crossing every layer of temperature measuring point, first the heating disk (19) of this layer is closed, stops heating, then control the spray equipment (18) of this layer
Cast layer (20) is cooled, the like, until casting cavity (15) the casting completion for workpiece (7) that lead screen is cast,
Stop the casting of lead liquid；
(6) open all spray equipments (18) around lead screen casting workpiece (7) lead screen is cast workpiece (7) cool it is cold
But to room temperature, after cooling terminates, hoistable platform (6) minimizes, and removes fixed support (16), spray equipment (18) and thermometric dress
Put (17), lead screen casting workpiece (7) casting is completed.
9. the lead screen casting method of full-automatic lead screen pouring device according to claim 8, it is characterised in that：It is described
Temperature measuring equipment (17) monitor temperature reach 260 degree after, enter lead check valve (28) open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711182081.1A CN107755674B (en) | 2017-11-23 | 2017-11-23 | Full-automatic lead shielding casting device and casting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711182081.1A CN107755674B (en) | 2017-11-23 | 2017-11-23 | Full-automatic lead shielding casting device and casting method |
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| CN107755674A true CN107755674A (en) | 2018-03-06 |
| CN107755674B CN107755674B (en) | 2023-06-27 |
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