CN106001408A - Quantitative sand distributing device - Google Patents
Quantitative sand distributing device Download PDFInfo
- Publication number
- CN106001408A CN106001408A CN201610560134.8A CN201610560134A CN106001408A CN 106001408 A CN106001408 A CN 106001408A CN 201610560134 A CN201610560134 A CN 201610560134A CN 106001408 A CN106001408 A CN 106001408A
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- Prior art keywords
- hopper
- sand
- little
- big
- little hopper
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/12—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose for filling flasks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention belongs to the field of laminating sand mold casting, and provides a quantitative sand distributing device capable of automatically implementing quantitative sand distributing operation on a steel die. A small hopper is arranged at the position of a sand outlet in the lower end of a large hopper. The small hopper is connected with a drive mechanism and a movement limiting mechanism. A material receiving port is formed in the upper end of the small hopper, and a discharging port is formed in the lower end of the small hopper. The volume of the small hopper coincides with the sand usage amount of a to-be-formed laminating sand mold. In the small hopper proceeding process, laminating sand raw materials are laid on a mold die of the to-be-formed laminating sand mold. Accordingly, the sand paving efficiency is improved, the possibility that workers make contact with laminating sand is reduced, the labor intensity of the workers is reduced, and the harm to the health is reduced. The quantitative sand distributing device can also be applied to plane forming of cast steel and iron casting laminating sand molds.
Description
Technical field
The invention belongs to precoated sand mold casting field, be specifically related to a kind of automatic for overlay film sand mold
Change mechanical-moulded technology.Adapt to precoated sand cast iron and steel planar design.
Background technology
At present, it is traditionally used for casting the precoated sand moulding that the small piece such as microsphere produce, mainly uses
Artificial filling moulding mode；First which need to make for the overlay film sand mold as product die cavity
(namely core), in the most opposed platy structure and one lateral plates is gathered semicircular cavities a,
The upper and lower plates matched moulds of overlay film sand mold i.e. encloses and forms multiple spherical die cavity, sets between each semicircular cavities a
Put the molten steel runner c for connecting main running channel b connected each other, as Figure 1-3, the most again
Overlay film sand mold list group after its matched moulds is imbedded in common external form sand；Entered main during cast by molten steel
Running channel b, then flow in each spherical die cavity via molten steel runner c successively, its common external form sand then phase
Should ensure that the auxiliary for its core is shaped to pour into a mould and insulation operation, finally utilize the die cavity of core own
High accuracy and the husky insulation styling of common external form, thus reach its high quality of finished and need
Ask.
Precoated sand includes the roughing sand constituting precoated sand main body, and adjuvant uses thermoplastic phenolic resinoid to make
For binding agent, and coordinate additives such as adding appropriate firming agent, lubricant.Additive main
Effect is the performance improving precoated sand.Now widely used additive mainly has high temperature resistant interpolation
Agent, easy defeated and dispersed additive, activeness and quietness additive, anti-stick sand additive and hygrometric state additive etc..
Prepare in overlay film sand mold operation, prior art uses artificial cloth sand operate, i.e. operator
Precoated sand raw material is contained with baler, on master mold (i.e. preparing the steel die of overlay film sand mold) plate,
I.e. being similar to bricklayer with scraper uses trowel by punching block, is taken by overlay film sand mold after being heating and curing again
Under.Use manual operation, there is techniques below defect: in cloth sand, floating operation, sand amount is difficult to
Control, floating while, the most inevitably by raw sand operating of contacts workman's health, also
Some is scattering on the ground, has not only added workload, but also has caused the waste of raw sand, owing to returning
Time receiving may be mixed into its quality of impurity and cannot ensure；When being heating and curing, personnel need to stand at working position
Place, the flue gas that adjuvant is thermally generated directly injures workman；Take off overlay film sand mold after curing molding, hold
Easily scald workman, and contact with high temperature overlay film sand mold, have a strong impact on workman's skin health, the most then skin
Skin allergy, heavy then cause dermatosis to work on；In cloth sand, floating operation, precoated sand
The outer surface of type is difficult to ensure that smooth, surface warp phenomenon usually occurs, treats and other overlay film sand mold
Precoated sand template face phenomenon of rupture occurs when stacking clamping, and whether plate Middle face ftractures, from outside
Edge cannot be observed, outpours waste product could find until watering.
Summary of the invention
It is an object of the invention to provide a kind of quantitatively cloth sand device, can automatically implement on punching block
Quantitatively cloth sand operation.
For achieving the above object, present invention employs techniques below scheme, a kind of quantitatively cloth sand dress
Put, it is characterised in that: at the lower end sand export of big hopper, little hopper, little hopper and driving are set
Mechanism, mobile position-limit mechanism are connected, and little hopper upper end has material receiving port, lower end to have discharging opening, little
The volume of hopper coincide with the sand using amount of overlay film sand mold to be formed, will cover in little hopper traveling process
Film sandy plain material is laid on the pattern for molding overlay film sand mold.
In technique scheme, little hopper is used for quantitatively receiving the overlay film sandy plain that big hopper puts down
Material, this quantitative precoated sand guarantees to meet the sand using amount of an overlay film sand mold, thus can be big
The big knockout reducing ground, lightens the burden to recovery operation, thus without artificial baler etc
One spoonful of one spoonful of cloth of instrument, not only increases sanding efficiency, also reduces human contact's precoated sand
Possibility, improve the labor intensity of workman, decrease health hazard.This quantitative cloth sand device
It is applied not only to the precoated sand moulding of the small castings production such as microsphere, is equally applicable for cast iron, steel-casting
Precoated sand moulding.
Accompanying drawing explanation
Fig. 1 is the front cavity structure schematic diagram of the overlay film sand mold upper plate of the present invention；
Fig. 2 is the I part partial enlarged drawing of Fig. 1；
Fig. 3 is the opposed closed state schematic diagram of the overlay film sand mold of the present invention；
Fig. 4,5 it is the structural representation of the present invention；
Fig. 6 is the A direction view in Fig. 5.
Detailed description of the invention
In conjunction with Fig. 46, quantitative cloth sand device includes that big hopper 10, the lower end of big hopper 10 shake out
Arranging little hopper 40 at Kou, little hopper 40 is connected with drive mechanism, mobile position-limit mechanism, small powder
40 upper ends of struggling against have material receiving port 41, lower end to have discharging opening 42, and the volume of little hopper 40 is with to be formed
The sand using amount of overlay film sand mold coincide, and in little hopper 40 traveling process, precoated sand raw material is laid on use
On the pattern of molding overlay film sand mold.In order to meet the sand using amount of overlay film sand mold to be formed, permissible
The volume of little hopper 40 is designed to the volume capacity being consistent with sand using amount.Contain so every time
The requirement of sand amount just enough overlay film sand mold cell boards to be formed, does not thus have too much
Needing the raw sand struck off, recovery operation also mitigates.
It is provided with big hopper hush panel 20, described little hopper at the lower end sand export of big hopper 10
The upper end material receiving port 41 of 40 is big hopper hush panel 20 when aliging with the lower end sand export of big hopper 10
With the lower end sand export dislocation of big hopper 10, the upper end material receiving port 41 of described little hopper 40 with
The lower end sand export of big hopper 10 away from time big hopper hush panel 20 bring out for 10 times with big hopper
Sand mouth alignment closure knockout.
Horizontal mobile mechanism includes back-moving spring 31, under the elastic force effect that back-moving spring 31 provides
The front side edge of big hopper hush panel 20 is along the lateral port edge connecing sand mouth 41 with little hopper 40 upper end
Snug fit.
Above-mentioned big hopper 10, little hopper 40 cooperate and realize autofeed, i.e. drive mechanism is driven
The material receiving port 41 of dynamic little hopper 40 upper end moves to aliging with the lower end sand export of big hopper 10
Access knockout position, now, back-moving spring 31 is compressed, and big hopper hush panel 20 is by small powder
Bucket 40 be pushed through with the lower end sand export staggered positions of big hopper 10 at, now, big hopper 10
Interior raw material precoated sand will fall in little hopper 40, little hopper 40 with big hopper 10 for docking shape,
In little hopper 40, raw material precoated sand fills up, as shown in Figure 5；Drive mechanism drive little hopper 40 to
During master mold 1 place side shifting, little hopper 40 gradually subtracts with the docking port coincidence part of big hopper 10
Few, during this, back-moving spring 31 promotes the front side edge edge of big hopper hush panel 20 to be close to little
Hopper 40 extends at the lower end sand export of big hopper 10, along with little hopper 40 and big hopper
Being kept completely separate of the docking port of 10, as shown in Figure 4, big hopper hush panel 20 is by big hopper 10
Lower end sand export blocks completely to be avoided continuing blanking, and little hopper 40 then spreads cloth overlay film to master mold 1
Sand.The splicing i.e. completing little hopper 40 during this, the leakage that falls that turn avoid precoated sand show
As, do not have any to shed phenomenon.
The front side edge of big hopper hush panel 20 is along extending downward with baffle plate 21, before baffle plate 21
Lateral plates is arranged in parallel with the back side panel face of little hopper 40, and the back side panel face of baffle plate 21 is led with spacing
One end of bar 32 is connected, and the shaft of spacing guide rod 32 and guide rail 33 constitute spacing guiding straight line and move
Dynamic coordinate, back-moving spring 31 be set in spacing guide rod 32 the back side panel face being positioned at baffle plate 21 and
On shaft between guide rail 33.The back side panel face of baffle plate 21 front side board face and little hopper 40 is each other
It is arranged in parallel and plate face is positioned at vertical, it is provided that suitably thrust avoids raw material simultaneously
The phenomenon of being scattered of precoated sand.
The lower end discharging opening 42 of little hopper 40 is strip shape gob, its length direction and little hopper 40
Direct of travel is vertical, as shown in Figure 4,5, and the length side of the lower end discharging opening 42 of little hopper 40
To vertical with paper, at the lower end discharging opening 42 of little hopper 40, it is hinged with turnover plate type hush panel 43,
The shaft core direction of jointed shaft is vertical with the direct of travel of little hopper 40 and is positioned at little hopper and brings out for 40 times
The rear side edge of material mouth 42.
The lower end discharging opening 42 of little hopper 40 is designed to strip shape gob, it is ensured that raw sand is uniform
Spread cloth to master mold 1, it is to avoid the local phenomenon that knockout is many, remaining position knockout is few, bar shaped occur
The length of mouth is coincide with the width of master mold 1.The lower end discharging opening 42 of little hopper 40 arranges and turns over
Board-like hush panel 43 requires ensure that lower end discharging opening 42 quilt of little hopper 40 during splicing exactly
Seal, hold discharging opening 42 to open the most reliably at present to master mold 1 stone.
Arranging limiting block 50 below the lower end sand export of big hopper 10, the upper end of little hopper 40 connects
When material mouth docks with the lower end sand export of big hopper 10, limiting block 50 supports turnover plate type hush panel 43
Outer bottom drive its around jointed shaft upset close little hopper 40 lower end have discharging opening 42.Such as figure
4, shown in 5,6, limiting block 50 can be a stripe board, has suitable support strength, it
When having material receiving port to dock with the lower end sand export of big hopper 10 to the upper end of little hopper 40 during position
Extend at the lower end discharging opening 42 of little hopper 40, and just turnover plate type hush panel 43 is supported to arrive in
To turning to seal the position of lower end discharging opening 42.
Claims (4)
1. a quantitative cloth sand device, it is characterised in that: at the lower end sand export of big hopper (10)
Arranging little hopper (40), little hopper (40) is connected with drive mechanism, mobile position-limit mechanism, little
Hopper (40) upper end has material receiving port (41), lower end to have discharging opening (42), little hopper (40)
The sand using amount of volume and overlay film sand mold to be formed coincide, little hopper (40) traveling process will cover
Film sandy plain material is laid on the pattern for molding overlay film sand mold.
Quantitative cloth sand device the most according to claim 1, it is characterised in that: big hopper (10)
Lower end sand export at be provided with big hopper hush panel (20), described little hopper (40) upper
Big hopper hush panel (20) when end material receiving port (41) aligns with the lower end sand export of big hopper (10)
With the lower end sand export dislocation of big hopper (10), the upper end material receiving port of described little hopper (40)
(41) with the lower end sand export of big hopper (10) away from time big hopper hush panel (20) and Fructus Anisi Stellati
The lower end sand export alignment closure knockout of bucket (10).
Quantitative cloth sand device the most according to claim 1 and 2, it is characterised in that: little hopper
(40) lower end sand export is strip shape gob, its length direction and the direct of travel of little hopper (40)
Vertically, discharging opening (41) place, little hopper (40) lower end is hinged with turnover plate type hush panel (43),
The shaft core direction of jointed shaft is vertical with the direct of travel of little hopper (40) and is positioned at little hopper (40)
The rear side edge of lower end discharging opening (42).
Quantitative cloth sand device the most according to claim 3, it is characterised in that: big hopper (10)
Lower end sand export below limiting block (50) is set, there is material receiving port (41) upper end of little hopper (40)
When docking with the lower end sand export of big hopper (10), limiting block (50) supports turnover plate type hush panel
(43) outer bottom drives its lower end closing little hopper (40) around jointed shaft upset to have discharging opening
(42)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610560134.8A CN106001408B (en) | 2016-07-15 | 2016-07-15 | Quantitative cloth sand device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610560134.8A CN106001408B (en) | 2016-07-15 | 2016-07-15 | Quantitative cloth sand device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106001408A true CN106001408A (en) | 2016-10-12 |
| CN106001408B CN106001408B (en) | 2018-02-27 |
Family
ID=57118161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610560134.8A Active CN106001408B (en) | 2016-07-15 | 2016-07-15 | Quantitative cloth sand device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106001408B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456182A (en) * | 2020-12-07 | 2021-03-09 | 毕节市生产力促进中心 | Pinellia ternata cooling device based on automatic material distribution mechanism |
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|---|---|---|---|---|
| JPS5623346A (en) * | 1979-03-26 | 1981-03-05 | Acme Cleveland Corp | Molding machine |
| CN2832353Y (en) * | 2005-04-30 | 2006-11-01 | 任玉宝 | Four-position quantitative sand-injection sand hopper |
| CN202239495U (en) * | 2011-09-19 | 2012-05-30 | 滁州金诺实业有限公司 | Pre-filling sand quantifying device for lost foam casting |
| CN202655550U (en) * | 2012-07-05 | 2013-01-09 | 芜湖市华鑫精密铸件有限公司 | Quantitative sand conveying mechanism for casting |
| CN202701306U (en) * | 2012-08-31 | 2013-01-30 | 芜湖中能机械制造有限公司 | Rain type sand adder |
| CN103252458A (en) * | 2012-05-30 | 2013-08-21 | 佛山市峰华卓立制造技术有限公司 | Automatic non-die sand mold manufacturing system |
| CN203565764U (en) * | 2013-11-09 | 2014-04-30 | 无锡市康晖机械制造有限公司 | Crude sand quantifying machine |
| CN104399906A (en) * | 2014-12-18 | 2015-03-11 | 苏州明志科技有限公司 | Quantitative sand adding mechanism and quantitative sand adding method of core shooter |
| CN205110676U (en) * | 2015-12-02 | 2016-03-30 | 重庆长江造型材料金坛有限公司 | Automatic auxiliary material system is added to batching |
| CN205763631U (en) * | 2016-07-15 | 2016-12-07 | 黄山中发耐磨材料有限公司 | Quantitatively cloth sand device |
-
2016
- 2016-07-15 CN CN201610560134.8A patent/CN106001408B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5623346A (en) * | 1979-03-26 | 1981-03-05 | Acme Cleveland Corp | Molding machine |
| CN2832353Y (en) * | 2005-04-30 | 2006-11-01 | 任玉宝 | Four-position quantitative sand-injection sand hopper |
| CN202239495U (en) * | 2011-09-19 | 2012-05-30 | 滁州金诺实业有限公司 | Pre-filling sand quantifying device for lost foam casting |
| CN103252458A (en) * | 2012-05-30 | 2013-08-21 | 佛山市峰华卓立制造技术有限公司 | Automatic non-die sand mold manufacturing system |
| CN202655550U (en) * | 2012-07-05 | 2013-01-09 | 芜湖市华鑫精密铸件有限公司 | Quantitative sand conveying mechanism for casting |
| CN202701306U (en) * | 2012-08-31 | 2013-01-30 | 芜湖中能机械制造有限公司 | Rain type sand adder |
| CN203565764U (en) * | 2013-11-09 | 2014-04-30 | 无锡市康晖机械制造有限公司 | Crude sand quantifying machine |
| CN104399906A (en) * | 2014-12-18 | 2015-03-11 | 苏州明志科技有限公司 | Quantitative sand adding mechanism and quantitative sand adding method of core shooter |
| CN205110676U (en) * | 2015-12-02 | 2016-03-30 | 重庆长江造型材料金坛有限公司 | Automatic auxiliary material system is added to batching |
| CN205763631U (en) * | 2016-07-15 | 2016-12-07 | 黄山中发耐磨材料有限公司 | Quantitatively cloth sand device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456182A (en) * | 2020-12-07 | 2021-03-09 | 毕节市生产力促进中心 | Pinellia ternata cooling device based on automatic material distribution mechanism |
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| Publication number | Publication date |
|---|---|
| CN106001408B (en) | 2018-02-27 |
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Address after: 245700 Mount Huangshan Industrial Park in Huangshan City, Anhui Patentee after: Huangshan Zhongfa wear resistant material technology Co.,Ltd. Address before: 245700 Huangshan Industrial Park, Huangshan City, Anhui Province Patentee before: HUANGSHAN ZHONGFA WEAR RESISTANT MATERIAL CO.,LTD. |
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