CN105903896A - Cold method regeneration device for fused ceramsite and ceramsite - Google Patents
Cold method regeneration device for fused ceramsite and ceramsite Download PDFInfo
- Publication number
- CN105903896A CN105903896A CN201610476957.2A CN201610476957A CN105903896A CN 105903896 A CN105903896 A CN 105903896A CN 201610476957 A CN201610476957 A CN 201610476957A CN 105903896 A CN105903896 A CN 105903896A
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- China
- Prior art keywords
- sand
- cylinder
- red copper
- ceramsite
- copper bar
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Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000008929 regeneration Effects 0.000 title abstract description 20
- 238000011069 regeneration method Methods 0.000 title abstract description 20
- 239000004576 sand Substances 0.000 claims abstract description 173
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052802 copper Inorganic materials 0.000 claims abstract description 58
- 239000010949 copper Substances 0.000 claims abstract description 58
- 230000000694 effects Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000005389 magnetism Effects 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 9
- 238000005266 casting Methods 0.000 abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 146
- 238000005096 rolling process Methods 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 210000004877 mucosa Anatomy 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a cold method regeneration device for fused ceramsite and ceramsite and belongs to the technical field of foundry sand regeneration devices. The cold method regeneration device comprises a roller which is connected with an output shaft of a motor through a long shaft. Sand feeding holes are formed in the roller wall of the roller. A sand throwing opening is formed in the end wall of one end of the roller. The two ends of the long shaft are supported through racks. The cold method regeneration device further comprises multiple red copper bars which are arranged in the roller and are tightly attached to the inner wall of the roller under the effect of dead load. The multiple red copper bars are at least arranged in one row in the roller, and the total length of the red copper bars in one row is smaller than the length between the inner sides of the two end walls of the roller. The outer circumferential face of each red copper bar is provided with a film breaking mechanism. By means of the cold method regeneration device, the film removing rate is high, the regeneration effect is good, the regeneration efficiency can be improved, the cost of regenerated sand can be reduced, and therefore the casting cost is then reduced, and use of new sand is reduced.
Description
Technical field
The invention belongs to casting model powder regeneration equipment technical field, particularly relate to a kind of nice foundry sand, ceramsite sand cold process generating apparatus again.
Background technology
Nice foundry sand and ceramsite sand, compact structure, grain type pole is like spherical, smooth surface and surface area are little, there are high temperature resistant (1800 DEG C), good breathability, gas forming amount is low, collapsibility, antiacid alkali erosiveness, percentage of damage is low, resin can be saved, moulding intensity is high, foundry goods is highly polished, qualified casting advantages of higher, cost performance is due to chromite sand, zircon sand, casting quality is improved for foundry industry, reduce production cost and minimizing environmental pollution provides simplicity effective method, it is to generally acknowledge optimal novel casting sand at present, it is the thing that insider dreams of for foundry industry.
Following advantage is there is in nice foundry sand compared with silica sand:
1, the refractoriness of nice foundry sand is higher than silica sand, and the degree of packing filled during moulding is high, thus, the surface quality of foundry goods can be made to improve, the percent defective in production reduces；
2, spherical nice foundry sand mobility is fine, and for complex-shaped foundry goods, within angle, deep recess, flat hole etc. are difficult to the position filled, and is all prone to fill out tightly.Thus, the burnt-in sand defect at these positions can be substantially reduced, the workload of cleaning and finishing is greatly reduced；
3, crush resistance is good, and the response rate is high, and the garbage of discharge the most correspondingly reduces；
4, coefficient of thermal expansion is little, Heat stability is good, second-order phase transition will not be occurred to cause expansion bug, substantially increase dimensional accuracy；
5, evaporative pattern cavityless casting, the consumption of resin can reduce about 1/3.
The present invention uses nice foundry sand to be compared as follows with some data of silica sand: 1, save resin, and such as, 1 ton of silica sand is with 30 kilograms of resins, and 1 ton of nice foundry sand is with 18 kilograms of resins；2, power consumption is low, 100 kilograms of silica sand power consumption 80 kW, and 100 kilograms of nice foundry sand power consumption 40kW, and the power consumption expense of 1 ton of nice foundry sand is less than 20 yuan.And due to the expensive price of nice foundry sand and ceramsite sand (3000 yuan/per ton more than), make casting insider hope and draw back.Therefore old sand carrying out regenerate recycling and can reduce use cost, but the equipment reproduction quality of regeneration nice foundry sand and ceramsite sand is poor at present, cost is high, and practicality is not strong, and the nice foundry sand of recovery and ceramsite sand regeneration do not reach recycling, reduce the effect of cost.
Summary of the invention
The technical problem to be solved is to provide a kind of nice foundry sand, ceramsite sand cold process generating apparatus again, and demoulding rate is high, favorable regeneration effect, it is possible to increase regeneration efficiency, reduces the cost of reclaimed sand, and then reduces casting cost, reduces fresh sand and use.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of nice foundry sand, ceramsite sand cold process generating apparatus again, including cylinder, cylinder is connected with the output shaft of motor by a root length axle, the barrel of cylinder is provided with and puts sand hole, being provided with throwing sand mouth on the end wall of cylinder one end, the two ends of major axis are supported by frame；
Also include some red copper bars, red copper bar is put in cylinder, is close to the inwall of cylinder, some red copper bar at least placements in a row in cylinder under the effect of deadweight, the total length of one row's red copper bar is less than the length between inside two end walls of cylinder, and the periphery of each red copper bar is provided with rupture of membranes mechanism.
Further technical scheme, described rupture of membranes mechanism is several circumferential recess being arranged on red copper bar periphery.
Further technical scheme, the section configuration of the circumferential recess on each red copper bar be rectangle, taper or trapezoidal in one, two or three, the spacing between circumferential recess is not of uniform size, and the groove width of circumferential recess is not of uniform size, each red copper bar different in size.
Further technical scheme, it is some for putting sand hole, and some described sand holes of putting become to come more and are uniformly distributed along the circumference on the barrel of cylinder, and the sand hole of putting often arranged equidistantly is laid.
Further technical scheme, putting sand hole is 4-10 row, uniform on the circumference of cylinder.
Further technical scheme, also includes that electromagnetism puts sand device, and electromagnetism is put sand device and included the drawing magnetism corresponding with the position putting sand hole on cylinder and quantity, and drawing magnetism can be closed and open and put sand hole, and drawing magnetism is fixed on support, and support is fixed on cylinder.
Further technical scheme, electromagnetism is put sand device and is included the electromagnetism deciliter unit equal with putting sand hole row, the drawing magnetism of each electromagnetism deciliter unit can close and open a discharge sand hole of correspondence, drawing magnetism on each electromagnetism deciliter unit is fixed on independent support, and the two ends of this independent support are fixed on the outside of the end walls of cylinder.
Further technical scheme, is provided with the cambered outwards frustum of a cone in the centre of the end wall of cylinder one end, throws sand mouth and is arranged on the conical surface of the frustum of a cone；The height of the red copper bar placed in cylinder is less than the radial distance of the anchor ring arranging the end wall throwing sand mouth.
Further technical scheme, major axis is hollow axle, the two ends closure of hollow axle, is provided with some through holes on the segment length's axial wall be positioned at cylinder.
Further technical scheme, is additionally provided with dust arrester, and dust arrester includes blower fan, and the inlet scoop of blower fan is positioned at the outside arranging the end wall throwing Sha Kou one end.
Use and have the beneficial effects that produced by technique scheme:
1) in the present invention, utilize red copper bar that the old sand putting into cylinder is rolled, the mucosa being coated on sand surface can be removed, used nice foundry sand, ceramsite sand are regenerated, reach the effect reused, its demoulding rate is high, percentage of damage is low, will not destroy the roundness of reclaimed sand, and reproduction quality is good, regeneration efficiency is high, reduces the cost of reclaimed sand；
2) circumferential recess that the shape on red copper bar outer circumference surface, width, spacing differ, and red copper bar different in size, is formed and freely rolls, can effectively remove the mucosa on desanding surface；
3) present invention uses electromagnetism to put sand device, it is possible to realizes automatically putting sand, it is achieved automation mechanized operation, it is ensured that the seriality of work, reduces labor intensity；
4) in rolling process, dust enters in long hollow shaft from the through hole of long hollow shaft, through the blower fan dust suction of cylinder end, reaches dedusting in cylinder so that it is reached the purpose of environmental protection；
5) this device structure is simple, and cost of investment is low, and regeneration cost is low, it is possible to make reclaimed sand be used widely, and is substantially reduced casting cost, and, reduce the consumption of new silica sand, advantageously reduce soil and run off, preserve the ecological environment, also reduce transport power simultaneously, save the energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is the structure chart of one embodiment of red copper bar of the present invention；
Fig. 3 is the structure chart of another embodiment of red copper bar of the present invention；
Fig. 4 is the side view of cylinder；
Fig. 5 is the left view of Fig. 1；
In figure: 1, cylinder；2, through hole；3, major axis；4, frame；5, red copper bar；6, rewinding case；7, motor；8, blower fan；9, sand mouth is thrown；10, sand hole is put；11, drawing magnetism；12, brace rod；13, support；14, circumferential recess.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
The equipment that the present invention provides specifically includes cylinder 1 as shown in Figure 1, cylinder 1 is connected with the output shaft of motor 7 by a root length axle 3, being provided with on the barrel of cylinder 1 and put sand hole 10, be provided with throwing sand mouth 9 on the end wall of cylinder 1 one end, the two ends of major axis 3 are supported by frame 4；Also include some red copper bars 5, red copper bar 5 is put in cylinder 1, the inwall of cylinder 1 it is close under the effect of deadweight, some red copper bar 5 at least placements in a row in cylinder 1, the total length of one row's red copper bar 5 is less than the length between inside 1 two end walls of cylinder, and the periphery of each red copper bar 5 is provided with rupture of membranes mechanism.Red copper matter is soft, fine and close, density is heavier, to sand fanout free region, red copper bar is divided into some sections, gap is had between red copper bar two-by-two when rolling in cylinder, each red copper bar can freely roll, the rupture of membranes mechanism on red copper bar surface can the mucosa of damaged coated sand, without hurting sand itself, in the present invention, motor speed is relatively low, cylinder is made to rotate, and the red copper bar in cylinder will not do circular-rotation along with cylinder, the most freely rotatable in cylinder bottom, and reclaimed sand sinks to below red copper bar all the time, i.e. red copper bar rolling on sand, general motor speed is at 30-100r/min, diameter of cylinder is ∮ 800-1200mm, drum length is 1000-1500mm, red copper bar diameter is at ∮ 60-90mm.The preparation of this equipment is simple, and cost of investment is few, it is possible to remove the mucosa being coated on sand surface; regenerating used nice foundry sand, ceramsite sand, reach the effect reused, its demoulding rate is high; percentage of damage is low, will not destroy the roundness of reclaimed sand, and reproduction quality is good; regeneration efficiency is high, reduces the cost of reclaimed sand, and then reduces casting cost; reduce fresh sand consumption; in certain degree, the most just decrease soil and run off and the destruction Of resources, be beneficial to protect environment.
Wherein it should be noted that the rotating speed of motor to determine according to diameter of cylinder, length, the number etc. of production reclaimed sand amount.
As the preferred structure of one, in the present invention, red copper bar divides three rows, as shown in Figure 4, three row's red copper bars are in the bottom of cylinder side by side, rotation with cylinder is freely rotatable in cylinder bottom, three row's red copper bars it also avoid the generation of red copper bar overlapping phenomenon, it is possible to increase the efficiency of red copper bar rolling and effect, improves the utilization ratio of red copper bar.
Heretofore described rupture of membranes mechanism, for several circumferential recess 14 being arranged on red copper bar 5 periphery, the section configuration of the circumferential recess 14 on each red copper bar 5 be rectangle as shown in Figure 2, taper or the one in trapezoidal (as shown in Figure 3), two or three, spacing between circumferential recess 14 is not of uniform size, the groove width of circumferential recess 14 is not of uniform size, the crest line of each circumferential recess, the end line of red copper bar all can regard blade as, and these crest lines and end line are in the rotation process of cylinder, its position is also dynamic change, so, be conducive to improving the rupture of membranes rate of sand surface mucosa, and due to the reason of dynamically change, it is motionless that each crest line or end line will not be fixed on a position, the most also reclaimed sand will not be damaged, the most also the quality of reclaimed sand is substantially increased.
Rupture of membranes mechanism in the present invention can also is that the some projections being arranged on red copper bar periphery, or is provided with lines, and its effect is to increase frictional force, rolls sand, sloughs the mucosa on sand surface, avoids damaging sand itself simultaneously.
As optimal a kind of structure, in the present invention, each red copper bar 5 is different in size, so can make rolling of each granule crest line by different parts as much as possible, avoid the rolling to the sand at same position of only one crest line, and sand itself can be damaged, or damage roundness and the fineness of sand.
Additionally, the above-mentioned circumferential recess that is previously mentioned, protruding and rough lines also have another one effect, also some sand can be driven along with rotation because red copper bar rotates, so, these sand will drop return to the bottom of red copper bar along circumferential recess, protruding gap and lines, also avoids reclaimed sand to overturn to red copper bar, does not has the effect of rolling, so structure, it is ensured that reclaimed sand all the time all in red copper bar below.
As the preferred structure of one, the present invention is put sand hole 10 for some, more some described sand holes 10 of putting become to come and are uniformly distributed along the circumference on the barrel of cylinder 1, often the sand hole 10 of putting on row is equidistantly laid, in rolling process, put sand hole 10 and cover by putting sand device, when the reclaimed sand rolled needs to release, put sand device and open and put sand hole 10.It is easy to reclaimed sand to release.
As the preferred structure of one, put sand hole 10 and arrange for 4-10, uniform on the circumference of cylinder 1, put sand hole and determine according to the size of volume of production and the diameter length etc. of cylinder, in order to sand is released smoothly and is advisable.
The structure putting sand device optimum of the present invention is that electromagnetism puts sand device, electromagnetism is put sand device and is included the drawing magnetism 11 corresponding with the position putting sand hole 10 on cylinder 1 and quantity, drawing magnetism 11 can be closed and open and put sand hole 10, drawing magnetism 11 is fixed on support 13, and support 13 is fixed on cylinder 1.Can realize being automatically switched off or opening putting sand hole by drawing magnetism 11, improve the present invention and automatically control ability, it is achieved automatically put sand, realize automation mechanized operation, reduce labor intensity, reduce librarian use, reduce cost of labor, it is ensured that the seriality of work, be also beneficial to improve regeneration efficiency.
Electromagnetism of the present invention is put sand device and is further included the electromagnetism deciliter unit equal with putting sand hole 10 row, the drawing magnetism 11 of each electromagnetism deciliter unit can close and open a discharge sand hole 10 of correspondence, drawing magnetism 11 on each electromagnetism deciliter unit is fixed on independent support, and the two ends of this independent support are fixed on the outside of the end walls of cylinder 1.This structure practicality is higher, and making is rational in infrastructure feasible with entirety.
The sand device of putting of the present invention can also is that Non-follow control, hydraulic pressure or pneumatic control.
In the present invention, it is provided with the cambered outwards frustum of a cone in the centre of the end wall of cylinder 1 one end, is arranged on the conical surface of the frustum of a cone as it is shown in figure 1, throw sand mouth 9；The height of the red copper bar 5 placed in cylinder 1 is less than the radial distance of the anchor ring arranging the end wall throwing sand mouth 9.Wherein, the position of the conical surface uses equally distributed brace rod 12 to connect, and the position between brace rod 12 is throwing sand mouth 9, as shown in Figure 5.
Weight is alleviated in order to reduce cost, major axis 3 of the present invention is hollow axle, the two ends closure of hollow axle, segment length's axle 3 wall be positioned at cylinder 1 is provided with some through holes 2, therefore, the dust via through holes 2 that the effect of hollow axle produces in being more to make cylinder enters in hollow axle, it is to avoid dust is assembled in cylinder, it is unfavorable for reproduction quality and the effect of reclaimed sand, also reaches the purpose of dedusting in cylinder simultaneously.
Owing to the process of reclaimed sand can produce dust, not only pollute environment, also the healthy of operating personnel can be damaged, therefore, the present invention is additionally provided with dust arrester, and dust arrester includes that blower fan 9, the inlet scoop of blower fan 9 are positioned at the outside arranging the end wall throwing sand mouth 9 one end.By the effect of blower fan 9, the dust in cylinder is siphoned away, enter dust arrester, without making in the environment that dust comes around equipment；If dust enters hollow axle, then blower fan can be dust sucking-off in hollow axle.
The present invention can realize automatically controlling, and i.e. includes that controller, drawing magnetism 11 are connected with controller, motor 7 is connected with controller, during operation, controller makes drawing magnetism 11 action, closes and puts sand hole, then put into, from throwing sand mouth, the sand that need to regenerate, electric motor starting, when the motor work designed according to a batch reaches the setting time, controller control drawing magnetism 11 is opened and is put sand hole, reclaimed sand is released, in the rewinding case 6 below income cylinder.
Nice foundry sand, ceramsite sand, without heating, can be regenerated by cold process of the present invention regeneration, compare thermal reclamation, save the energy and consumption, reduce cost.
Utilize nice foundry sand and ceramsite sand that the present invention regenerates, the pH value of nice foundry sand and ceramsite sand is respectively 8-10,7-8, angle-style coefficient≤1.1, close to proper circle, reach the effect reused, demoulding rate is up to more than 96%, the response rate can reach more than 97%, percentage of damage≤3%, regeneration efficiency 1.5 ton hour, general nice foundry sand and ceramsite sand are used in the casting of the precision parts such as steel-casting, it is possible to meet casting and use；Using dedusting in cylinder, electromagnetism blowing, it is possible to ensure the seriality of work, be also beneficial to improve regeneration efficiency, reduce labor intensity, total physical ability reaches energy-saving and environmental protection, efficient, high yield, high-quality purpose.
What the present invention extended has the beneficial effects that, the present invention not only improves casting quality for foundry industry, reduces cost, and, decrease silica sand consumption, decrease soil and run off, protect ecological environment, also reduce transport power simultaneously, saved the energy.
Claims (10)
1. a nice foundry sand, ceramsite sand cold process generating apparatus again, it is characterized in that, including cylinder (1), cylinder (1) is connected with the output shaft of motor (7) by a root length axle (3), the barrel of cylinder (1) is provided with and puts sand hole (10), being provided with throwing sand mouth (9) on the end wall of cylinder (1) one end, the two ends of major axis (3) are supported by frame (4)；
Also include some red copper bars (5), red copper bar (5) is put in cylinder (1), the inwall of cylinder (1) it is close under the effect of deadweight, some red copper bar (5) at least placements in a row in cylinder (1), the total length of one row's red copper bar (5) is less than the length between inside (1) two end wall of cylinder, and the periphery of each red copper bar (5) is provided with rupture of membranes mechanism.
Nice foundry sand the most according to claim 1, ceramsite sand cold process generating apparatus again, it is characterised in that described rupture of membranes mechanism is several circumferential recess (14) being arranged on red copper bar (5) periphery.
Nice foundry sand the most according to claim 2, ceramsite sand cold process generating apparatus again, it is characterized in that, the section configuration of the circumferential recess (14) on each red copper bar (5) be rectangle, taper or trapezoidal in one, two or three, spacing between circumferential recess (14) is not of uniform size, the groove width of circumferential recess (14) is not of uniform size, each red copper bar (5) different in size.
Nice foundry sand the most according to claim 1, ceramsite sand cold process generating apparatus again, it is characterized in that, it is some for putting sand hole (10), some described sand holes (10) of putting become to come more and are uniformly distributed along the circumference on the barrel of cylinder (1), and the sand hole (10) of putting often arranged equidistantly is laid.
Nice foundry sand the most according to claim 4, ceramsite sand cold process generating apparatus again, it is characterised in that putting sand hole (10) is 4-10 row, uniform on the circumference of cylinder (1).
6. according to the nice foundry sand described in claim 1 or 4, ceramsite sand cold process generating apparatus again, it is characterized in that, also include that electromagnetism puts sand device, electromagnetism is put sand device and is included the drawing magnetism (11) corresponding with the position putting sand hole (10) on cylinder (1) and quantity, drawing magnetism (11) can be closed and open and put sand hole (10), drawing magnetism (11) is fixed on support (13), and support (13) is fixed on cylinder (1).
Nice foundry sand the most according to claim 6, ceramsite sand cold process generating apparatus again, it is characterized in that, electromagnetism is put sand device and is included the electromagnetism deciliter unit equal with putting sand hole (10) row, the drawing magnetism (11) of each electromagnetism deciliter unit can close and open discharge sand hole (10) of correspondence, drawing magnetism (11) on each electromagnetism deciliter unit is fixed on independent support, and the two ends of this independent support are fixed on the outside of the end walls of cylinder (1).
Nice foundry sand the most according to claim 1, ceramsite sand cold process generating apparatus again, it is characterised in that be provided with the cambered outwards frustum of a cone in the centre of the end wall of cylinder (1) one end, throw sand mouth (9) and be arranged on the conical surface of the frustum of a cone；The height of the red copper bar (5) placed in cylinder (1) is less than the radial distance of the anchor ring arranging the end wall throwing sand mouth (9).
Nice foundry sand the most according to claim 1, ceramsite sand cold process generating apparatus again, it is characterized in that, major axis (3) is hollow axle, the two ends closure of hollow axle, is provided with some through holes (2) on segment length's axle (3) wall be positioned at cylinder (1).
10. according to the nice foundry sand described in any claim in claim 1-5,7-9, ceramsite sand cold process generating apparatus again, it is characterized in that, being additionally provided with dust arrester, dust arrester includes that blower fan (9), the inlet scoop of blower fan (9) are positioned at the outside arranging the end wall throwing sand mouth (9) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610476957.2A CN105903896B (en) | 2016-06-27 | 2016-06-27 | Nice foundry sand, ceramsite sand cold process generating apparatus again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610476957.2A CN105903896B (en) | 2016-06-27 | 2016-06-27 | Nice foundry sand, ceramsite sand cold process generating apparatus again |
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| Publication Number | Publication Date |
|---|---|
| CN105903896A true CN105903896A (en) | 2016-08-31 |
| CN105903896B CN105903896B (en) | 2018-01-30 |
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| CN201610476957.2A Expired - Fee Related CN105903896B (en) | 2016-06-27 | 2016-06-27 | Nice foundry sand, ceramsite sand cold process generating apparatus again |
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2016
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| CN102581218A (en) * | 2012-03-28 | 2012-07-18 | 濮阳市龙昊机械有限公司 | Roller combined gyration-type used sand reconditioning system |
| CN103056292A (en) * | 2012-12-26 | 2013-04-24 | 大连市金州区天源铸造机械厂 | Oscillating sand agitator |
| CN205270724U (en) * | 2016-01-05 | 2016-06-01 | 临海市新特铸造机械有限公司 | Polygonal cylinder old sand crushing and screening machine |
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| CN105903896B (en) | 2018-01-30 |
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