CN108296434A - Foundry waste sand regenerating unit - Google Patents
Foundry waste sand regenerating unit Download PDFInfo
- Publication number
- CN108296434A CN108296434A CN201710742163.0A CN201710742163A CN108296434A CN 108296434 A CN108296434 A CN 108296434A CN 201710742163 A CN201710742163 A CN 201710742163A CN 108296434 A CN108296434 A CN 108296434A
- Authority
- CN
- China
- Prior art keywords
- waste sand
- vibrating screen
- sand
- discharge port
- cast waste
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
-
- 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
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
-
- 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
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/0472—Parts; Accessories; Controlling; Feeding; Discharging; Proportioning
Abstract
The invention relates to the field of casting, in particular to a casting waste sand regeneration device, which comprises a vibrating screen device and a cleaning device, wherein: the upper part of one end of the vibrating screen device is provided with a first feeding hole, and the end part of the other end of the vibrating screen device is provided with a first discharging hole; a vibrating screen is arranged in the vibrating screen device; the upper part of one end of the cleaning device is provided with a second feeding hole, the lower part of the cleaning device is provided with a water outlet, the upper part of the other end of the cleaning device is provided with a water inlet, and the lower part of the cleaning device is provided with a second discharging hole; a spiral conveyor is arranged at the inner bottom of the cleaning device; the first discharge hole is communicated with the second feed hole; in addition, the device also comprises a heating device, wherein the upper part of the heating device is provided with a third feeding hole, the lower part of the heating device is provided with a third discharging hole, and the third discharging hole is communicated with the first feeding hole; a plurality of baffle plates are obliquely arranged in the heating device, and heating resistance wires are arranged in the baffle plates. The casting waste sand regenerating device has the advantages of good removing effect of the binder coating film on the surface of the waste sand and high operation efficiency of equipment.
Description
Technical field
The present invention relates to casting field more particularly to a kind of recycling cast waste sand devices.
Background technology
Steel, iron and most of non-ferrous alloy castings can all be obtained with sand mould casting method.Due to making used in sand casting
Proximate matter material is cheap and easy to get, and Casting mold manufacturing is easy, so to the single-piece production of casting, producing by batch and mass production adapts to.
China is Metal casting producer, and casting output is at the forefront in the world, and wherein sand casting accounts for the overwhelming majority in foundry industry, about
It is 80%~90%.According to statistics, China, which often produces 1t castings, can generate about 1.2t antiquated sands.The recycling of general antiquated sand in casting
Up to 80%~90%, recycle antiquated sand 10%~20% will be discarded constantly rate.Currently, other than a small amount of antiquated sand regeneration,
Most of to limited resource, this is greatly to waste, and can cause serious environmental pollution based on abandoning, and therefore, is given up
The processing and utilization of sand have become China's problem in the urgent need to address.
Casting mold is after cast, if irreversible variation does not occur for the binder in most of molding sand, as long as removing
Fall impurity, through suction ash it is cooling and be blended again can the original performance of recovery-type sand, this processing mode is known as reclamation of return sand,
The molding sand that clay bonds general only could reuse.Chemically harden sand mold and core (as with oil-sand, water-glass sand and
Sand mold and core made of various resin sands), the sclerous reaction of binder is irreversible, and old sand in this case cannot
Simply reuse needs, the failed binder coating film removing of sand grain surface, it to be made substantially to restore the performance of roughing sand, this
Kind processing mode is known as regenerating used.Reclaiming machine for waste sand used at present is often only by simply vibrating friction removing cladding
Film, collision frequency is low, and removal effect is bad, and antiquated sand organic efficiency is low, far can not meet the requirement in production.
Invention content
The purpose of the present invention is to provide the recycling cast waste sand devices that a kind of antiquated sand binder coating film is more easy to removing.
To achieve the goals above, the present invention provides a kind of recycling cast waste sand device, including vibrating screen device and
Cleaning device, wherein：The top of vibrating screen device one end is provided with first charging aperture, and the end set of the other end has the first discharging
Mouthful；Vibrating screen device is internally provided with vibrating screen；The top of cleaning device one end is provided with second charging aperture, and lower part is provided with
The top of water outlet, the other end is provided with water inlet, and lower part is provided with the second discharge port；The inside of cleaning device is arranged by bottom
There is screw conveyor；First discharge port is connected to second charging aperture；In addition, further including heating device, the top of heating device is set
It is equipped with third feed inlet, lower part is provided with third discharge port, and third discharge port is connected to first charging aperture；The inside of heating device
Several baffle plates are tiltedly installed with, baffle plate is internally provided with resistive heater.
Further, from top to bottom left and right is arranged alternately baffle plate in heating device, and each baffle plate is downward
Tilt 10 °~30 °.
Further, recycling cast waste sand device of the invention further includes being arranged between heating device and vibrating screen device
Agitating device, wherein：The top of agitating device is provided with the 4th feed inlet, and the lower part of agitating device one end is provided with the 4th and goes out
Material mouth；Third discharge port is connected to the 4th feed inlet, and the 4th discharge port is connected to first charging aperture；It is arrived from above inside agitating device
Under be arranged in parallel with gyratory agitation device and helix transporting device；Hole is provided between gyratory agitation device and helix transporting device
Plate.
Further, agitating device further includes shell, and the vertical cross section of shell is in inverse gourd shaped.
Further, gyratory agitation device includes rotary shaft, several stirring rod and stirring motor, wherein：Stirring motor
It is connect with the end of rotary shaft one end, driving rotary shaft rotation；Removably vertical connection is on the rotary shaft for stirring rod.
Further, stirring rod outer surface is covered with frosted layer.
Further, the outer surface of stirring rod has concaveconvex structure.
Further, several circular through holes are evenly arranged on orifice plate, the aperture of circular through hole is 1.8cm~2.2cm.
Further, gate valve is provided between third discharge port and the 4th feed inlet, gate valve passes through Electrohydraulic push rod control
System.
Further, the material of baffle plate is aluminium alloy.
A kind of recycling cast waste sand device of the present invention, has the advantages that：
1, recycling cast waste sand device of the invention is provided with heating device, heats to pretreated antiquated sand,
High temperature antiquated sand binder coating film in subsequent vibration processes is easier to remove；The heating device of the present invention is provided with multiple foldings
Flowing plate carries out multiple baffling heating to antiquated sand, and baffling heating heating effect is more preferable, and heating is also more uniform；The folding of the present invention
It is provided with resistive heater in flowing plate, realizes that the dry heating of antiquated sand, temperature are more easily controlled by resistive heater, heating effect
Fruit is also more preferable.
2, from top to bottom left and right is alternately arranged baffle plate of the invention in heating device, and each baffle plate is downward
10 °~30 ° are tilted, the angle of inclination of reasonable Arrangement baffle plate can avoid angle too small antiquated sand from being accumulated on baffle plate, simultaneously
Also avoid that angle excessive antiquated sand heating time is short, and heating effect is undesirable.
3, agitating device is arranged in recycling cast waste sand device of the invention between heating device and vibrating screen device, passes through
The binder coating film on the first removing antiquated sand surface of effect of agitating device, antiquated sand collision frequency in agitating device is high, cladding
Film removal effect is good；The orifice plate being arranged between gyratory agitation device and helix transporting device stirs the antiquated sand after stirring transferring out
It sieving for the first time before mixing device, vibrating screen device will be conveyed by helix transporting device by filtering the little particle antiquated sand of orifice plate,
Not filtering the antiquated sand of orifice plate will continue to intercept in continuing to stir in gyratory agitation device, and the setting of orifice plate increases antiquated sand and stirring
The mixing time in device is mixed, to further improve the removal effect of antiquated sand binder coating film.
4, the vertical cross section of the shell of agitating device of the invention is in inverse gourd shaped, this and gyratory agitation device and spiral shell
The shape of rotation conveying device matches, and cannot be handled in corner accumulation so as to avoid part antiquated sand.
5, stirring rod of the invention removably vertical connection on the rotary shaft, stirring rod failed using a period of time after just
In replacement.
6, stirring rod surface of the invention is covered with frosted layer, and the outer surface of stirring rod has concaveconvex structure, to
The friction being a significant increase between stirring rod and antiquated sand, to further improve the removing effect of antiquated sand binder coating film
Fruit.
7, be additionally provided with gate valve between of the invention heating device and agitating device, can control the antiquated sand after heating into
The amount for entering agitating device avoids entering the motor overload caused by excessive high temperature antiquated sand in agitating device, and antiquated sand excessively will
It is substantially reduced the removal effect of antiquated sand surface treating adhesive coating film.
8, recycling cast waste sand apparatus structure of the invention is simple, and antiquated sand surface treating adhesive coating film removal effect is good, if
Received shipment line efficiency is high, disclosure satisfy that the needs of live actual production.
Description of the drawings
Illustrate the embodiment of the present invention or technical solution in the prior art in order to clearer, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it is clear that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the overall structure diagram of the recycling cast waste sand device of the present invention；
Fig. 2 is the cross section structure schematic diagram of the baffle plate in the recycling cast waste sand device of the present invention；
Fig. 3 is the structural schematic diagram of the stirring rod in the recycling cast waste sand device of the present invention；
Fig. 4 is the structural representation of the vertical cross section of the shell of the agitating device in the recycling cast waste sand device of the present invention
Figure；
Fig. 5 is the structural schematic diagram of the orifice plate in the recycling cast waste sand device of the present invention；
In figure：1- vibrating screen devices, 11- first charging apertures, the first discharge ports of 12-, 13- vibrating screens, 2- cleaning devices,
21- second charging apertures, the second discharge ports of 22-, 23- water outlets, 24- water inlets, 25- screw conveyors, 3- heating devices, 31-
Third feed inlet, 32- thirds discharge port, 33- baffle plates, 34- resistive heaters, the 4th feed inlets of 41-, the 4th discharge ports of 42-,
431- rotary shafts, 432- stirring rod, 433- stirring motors, 44- helix transporting devices, 45- orifice plates, 46- shells, 5- gate valves,
6- conveyer belts
Specific implementation mode
Below in conjunction with the attached drawing in the present invention, technical solution in the embodiment of the present invention carry out it is clear, completely retouch
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, all other reality that those skilled in the art is obtained without making creative work
Example is applied, protection scope of the present invention is belonged to.
As shown in Figure 1, a kind of recycling cast waste sand device of the embodiment of the present invention, including vibrating screen device 1, cleaning device
2 and heating device 3, wherein：The top of 1 one end of vibrating screen device is provided with the first charging aperture 11 of antiquated sand inflow, the other end
End set have antiquated sand flow out the first discharge port 12；Vibrating screen device 1 is internally provided with vibrating screen 13, vibrating screen 13
Concrete structure those skilled in the art designed, designed or direct market can purchase existing vibrating screen, the present invention according to actual needs
It is not specifically limited；Impurities outlet can also be arranged in the lower part of vibrating screen device 1, the impurity for clearing up filtration vibrating screen 13.
The top of 2 one end of cleaning device is provided with the second charging aperture 21 of antiquated sand inflow, and lower part is provided with the water outlet of washed-out sand waste water outflow
Mouth 23, the top of the other end are provided with the water inlet 24 of clear water inflow, and lower part is provided with the antiquated sand after cleaning flows out second and goes out
Material mouth 22；The inside of cleaning device 2 is provided with screw conveyor 25 by bottom, for providing antiquated sand from second charging aperture 21 to
The power of two discharge ports 22 flowing, and realize that antiquated sand is mixed with clear water, it is easier to remove the impurity in antiquated sand；In addition it gives up
Sand and clear water adverse current, further improve antiquated sand cleaning impurity-eliminating effect；The body of antiquated sand and clear water in the cleaning device 2 of the present invention
Product is not specifically limited than the present invention, and those skilled in the art can determine according to practical situation.The top of heating device 3 is arranged
Have a third feed inlet 31 that antiquated sand enters, third feed inlet 31 can be designed as it is open tubaeform, through the transport of conveyer belt 6 to third
The antiquated sand of feed inlet 31 is easier to fall into heating device 3；Lower part is provided with the third discharge port 32 of antiquated sand outflow, third discharge port
32 be likewise designed as it is tubaeform so that antiquated sand is not easy to accumulate in the corner portion of heating device 3；Incline the inside of heating device 3
Several baffle plates 33 are tiltedly provided with, baffling heating is carried out to antiquated sand by baffle plate 33, improves heating effect, and is heated also more
Add uniformly；As shown in Fig. 2, the inside longitudinal arrangement of baffle plate 33 has several resistive heaters 34, using dry heating, temperature is more
Easily controllable, heating effect is also more preferable；In addition, insulating layer can also be arranged in the shell of heating device 3, heating device 3 is improved
The efficiency of heating surface, and reduce energy waste.Third discharge port 32 is connected to first charging aperture 11, the first discharge port 12 and second into
Material mouth 21 is connected to.
Specifically, heating device 3, vibrating screen device 1, cleaning device 2 are sequentially connected, antiquated sand is first by third feed inlet 31
Into heating device 3, multiple baffling heating is carried out in heating device 3；Antiquated sand after heating is successively through third discharge port 32,
One feed inlet 11 enters vibrating screen device 1, and vibration friction removing antiquated sand surface treating adhesive is on the one hand carried out in vibrating screen device 1
On the other hand coating film carries out screening removal of impurities；Through treated the antiquated sand of vibrating screen device 1 successively through the first discharge port 12, second
Feed inlet 21 enters cleaning device 2, and antiquated sand is stirred with water in cleaning device 2, further easier removes miscellaneous in antiquated sand
Matter.
The temperature of the recycling cast waste sand device of the present invention, baffle plate 33 is between 480 DEG C~600 DEG C, preferred to add
Heat is to 500 degree, and the final temperature after the heated device 3 of antiquated sand heats is between 400 DEG C~500 DEG C, the antiquated sand of the condition of high temperature,
The binder coating film on its surface is easier to remove, to significantly improve the rate of recovery of antiquated sand and the production efficiency of equipment,
Meet the needs of actual production.
Further, from top to bottom left and right is arranged alternately baffle plate 33 in heating device 3, and each baffle plate 33 is
Tilt down 10 °~30 °.The angle of inclination of reasonable Arrangement baffle plate 33 can avoid angle too small antiquated sand on baffle plate 33
Accumulation, while also avoiding that angle excessive antiquated sand heating time is short, and heating effect is undesirable.
Further, recycling cast waste sand device of the invention further include setting heating device 3 and vibrating screen device 1 it
Between agitating device, wherein：The top of agitating device is provided with the 4th feed inlet 41 of antiquated sand inflow, under agitating device one end
Portion is provided with the 4th discharge port 42 of antiquated sand outflow；Third discharge port 32 is connected to the 4th feed inlet 41, the 4th discharge port 42 with
First charging aperture 11 is connected to, and is connected successively to realize heating device 3, agitating device, vibrating screen device 1, cleaning device 2
It connects；It is arranged in parallel from top to bottom inside agitating device and is useful for antiquated sand agitating friction and removes the rotation of binder coating film for the first time to stir
Mix device and for by the helix transporting device 44 of gyratory agitation device treated antiquated sand is delivered to the 4th discharge port 42；Rotation
Turn that abacus 45 is arranged between agitating device and helix transporting device 44, orifice plate 45 is used to stir the antiquated sand after stirring transferring out
It is sieved for the first time before mixing device, the little particle antiquated sand of filtration orifice plate 45 will be conveyed into vibrating screen dress by helix transporting device 44
1 is set, not filtering the antiquated sand of orifice plate 45 will continue to intercept in continuing to stir in gyratory agitation device, and the setting of orifice plate 45 increases
Mixing time of the antiquated sand in agitating device, to further improve the removal effect of antiquated sand binder coating film.
Further, as shown in figure 4, agitating device further includes shell 46, the vertical cross section of shell 46 in inverse gourd shaped,
The shape of this and gyratory agitation device and helix transporting device 44 matches, so as to avoid part antiquated sand in corner
Accumulation cannot be handled.
Specifically, gyratory agitation device includes rotary shaft 431, several stirring rod 432 and stirring motor 433, rotary shaft
431 both ends are set to by bearing on shell 46, and one end is pierced by shell 46 and connects stirring motor 433；Stirring motor 433 is excellent
It is selected as servo motor, driving rotary shaft 431 rotates；Several stirring rod 432 are removably vertically connected in rotary shaft 431, just
The replacement of the stirring rod 432 to fail after long-time use, it is preferred that as shown in figure 3, the lower end of stirring rod 432 be provided with
The threaded rod that rotary shaft 431 is spirally connected is connected through a screw thread to realize being detachably connected for stirring rod 432 and rotary shaft 431, specifically
The connection type present invention be not specifically limited, all belong to the scope of protection of the present invention.Helix transporting device 44 is provided with spiral
Shape conveying blade realizes continuous conveying of the antiquated sand to the 4th discharge port 42, the cloth of helix transporting device 44 and gyratory agitation device
Set similar, details are not described herein.As shown in figure 5, being evenly arranged with several circular through holes on orifice plate 45, the aperture of circular through hole is
1.8cm~2.2cm, it is preferred that the aperture of circular through hole is 2cm.
Further, 432 outer surface of stirring rod is covered with frosted layer, increases the friction between stirring rod 432 and antiquated sand
Power improves the removal effect of antiquated sand binder coating film.The thickness and the material present invention of frosted layer are not specifically limited,
Belong to the scope of the present invention.
Further, as shown in figure 3, the outer surface of stirring rod 432 has concaveconvex structure, stirring rod is further enhanced
The effect of collision, friction between 432 and antiquated sand, then further improves the removal effect of antiquated sand binder coating film.This
The concaveconvex structure of invention can be that waveform, zigzag or other irregular shapes, the present invention are not specifically limited, and belong to
In the scope of the present invention.
Further, the material of baffle plate 33 can be selected according to actual needs, preferably the aluminium of good heat conductivity
Alloy.
In some embodiments of the recycling cast waste sand device of the present invention, third discharge port 32 and the 4th feed inlet 41 it
Between be provided with gate valve 5, gate valve 5 is controlled by Electrohydraulic push rod.It is controlled by controlling the aperture of gate valve 5 useless after heating
Sand enters the amount of agitating device, can avoid entering the motor overload caused by excessive high temperature antiquated sand in agitating device, and useless
Sand will excessively be substantially reduced the removal effect of antiquated sand surface treating adhesive coating film.
For the clearer recycling cast waste sand device for understanding the present invention, regenerated processing step of antiquated sand is carried out at this
It briefly introduces, includes mainly：
(1) antiquated sand heats, and antiquated sand is conveyed into heating device 3 and carries out multiple baffling heating, uniformly improves antiquated sand temperature；
(2) antiquated sand stir, it is heated after antiquated sand flow into agitating device, by between antiquated sand and stirring rod and antiquated sand with
Mechanical friction between antiquated sand removes the binder coating film on high temperature antiquated sand surface for the first time；
(3) antiquated sand vibrosieve, it is agitated after antiquated sand be conveyed into vibrating screen device 1, antiquated sand in vibrating screen device 1 into
One step removes binder coating film by vibrating to rub, while the impurity in antiquated sand is filtered out by vibrating screen 13.
(4) antiquated sand cleans, and the antiquated sand after vibrosieve is conveyed into cleaning device 2 and is cleaned, to be repeated
The reclaimed sand used.
The present invention is further described by specific embodiment above, it should be understood that, here specifically
Description, should not be construed as the restriction to the spirit and scope of the invention, and one of ordinary skilled in the art is reading this explanation
The various modifications made to above-described embodiment after book belong to the range that the present invention is protected.
Claims (10)
1. a kind of recycling cast waste sand device, including vibrating screen device and cleaning device, wherein：
The top of described vibrating screen device one end is provided with first charging aperture, and the end set of the other end has the first discharge port；Institute
That states vibrating screen device is internally provided with vibrating screen；
The top of described cleaning device one end is provided with second charging aperture, and lower part is provided with water outlet, the top setting of the other end
There are water inlet, lower part to be provided with the second discharge port；The inside of the cleaning device is provided with screw conveyor by bottom；
First discharge port is connected to the second charging aperture；
It is characterized in that, further including heating device, the top of the heating device is provided with third feed inlet, and lower part is provided with
Three discharge ports, the third discharge port are connected to the first charging aperture；The inner inclination of the heating device is provided with several
Baffle plate, the baffle plate are internally provided with resistive heater.
2. recycling cast waste sand device according to claim 1, which is characterized in that the baffle plate is in the heating device
Inside from top to bottom left and right is arranged alternately, and each baffle plate tilts down 10 °~30 °.
3. recycling cast waste sand device according to claim 1, which is characterized in that further include being arranged in the heating device
With the agitating device between the vibrating screen device, wherein：
The top of the agitating device is provided with the 4th feed inlet, and the lower part of described agitating device one end is provided with the 4th discharging
Mouthful；
The third discharge port is connected to the 4th feed inlet, and the 4th discharge port is connected to the first charging aperture；
It is arranged in parallel with gyratory agitation device and helix transporting device from top to bottom inside the agitating device；
Abacus is set between the gyratory agitation device and the helix transporting device.
4. recycling cast waste sand device according to claim 3, which is characterized in that the agitating device further includes shell,
The vertical cross section of the shell is in inverse gourd shaped.
5. recycling cast waste sand device according to claim 3, which is characterized in that the gyratory agitation device includes rotation
Axis, several stirring rod and stirring motor, wherein：
The stirring motor is connect with the end of described rotary shaft one end, and the rotary shaft is driven to rotate；
The stirring rod is removably vertically connected in the rotary shaft.
6. recycling cast waste sand device according to claim 5, which is characterized in that the stirring rod outer surface is covered with mill
Layer of sand.
7. recycling cast waste sand device according to claim 5, which is characterized in that the outer surface of the stirring rod has recessed
Male structure.
8. recycling cast waste sand device according to claim 3, which is characterized in that be evenly arranged on the orifice plate several
The aperture of circular through hole, the circular through hole is 1.8cm~2.2cm.
9. recycling cast waste sand device according to claim 3, which is characterized in that the third discharge port and the described 4th
Gate valve is provided between feed inlet, the gate valve is controlled by Electrohydraulic push rod.
10. recycling cast waste sand device according to claim 1, which is characterized in that the material of the baffle plate is closed for aluminium
Gold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742163.0A CN108296434A (en) | 2017-08-25 | 2017-08-25 | Foundry waste sand regenerating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742163.0A CN108296434A (en) | 2017-08-25 | 2017-08-25 | Foundry waste sand regenerating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108296434A true CN108296434A (en) | 2018-07-20 |
Family
ID=62869197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710742163.0A Pending CN108296434A (en) | 2017-08-25 | 2017-08-25 | Foundry waste sand regenerating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108296434A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014028A (en) * | 2018-08-25 | 2018-12-18 | 柳晶机械设备（溧阳）有限公司 | A kind of antiquated sand regenerating unit |
| CN112157212A (en) * | 2020-10-20 | 2021-01-01 | 含山县承力铸造厂 | Foundry waste sand treatment device |
| CN112338137A (en) * | 2020-09-29 | 2021-02-09 | 安徽索立德铸业有限公司 | Molding sand processing apparatus for water pump casting production line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078203U (en) * | 1990-06-15 | 1991-06-05 | 昆明工学院 | Heat shock regeneration machine |
| CN1565771A (en) * | 2003-06-24 | 2005-01-19 | 北京仁创制造技术研究院 | Casting model powder regenerating device of organic adhesive |
| CN103394638A (en) * | 2013-08-20 | 2013-11-20 | 武汉纺织大学 | Method and apparatus for backwashing and regenerating casting used sand |
-
2017
- 2017-08-25 CN CN201710742163.0A patent/CN108296434A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078203U (en) * | 1990-06-15 | 1991-06-05 | 昆明工学院 | Heat shock regeneration machine |
| CN1565771A (en) * | 2003-06-24 | 2005-01-19 | 北京仁创制造技术研究院 | Casting model powder regenerating device of organic adhesive |
| CN103394638A (en) * | 2013-08-20 | 2013-11-20 | 武汉纺织大学 | Method and apparatus for backwashing and regenerating casting used sand |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014028A (en) * | 2018-08-25 | 2018-12-18 | 柳晶机械设备（溧阳）有限公司 | A kind of antiquated sand regenerating unit |
| CN112338137A (en) * | 2020-09-29 | 2021-02-09 | 安徽索立德铸业有限公司 | Molding sand processing apparatus for water pump casting production line |
| CN112157212A (en) * | 2020-10-20 | 2021-01-01 | 含山县承力铸造厂 | Foundry waste sand treatment device |
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