CN211758316U - A mixing stirring device for production of tectorial membrane sand - Google Patents
A mixing stirring device for production of tectorial membrane sand Download PDFInfo
- Publication number
- CN211758316U CN211758316U CN202020301739.7U CN202020301739U CN211758316U CN 211758316 U CN211758316 U CN 211758316U CN 202020301739 U CN202020301739 U CN 202020301739U CN 211758316 U CN211758316 U CN 211758316U
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- Prior art keywords
- stirring
- liquid
- tank
- liquid storage
- pipe
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- 238000003756 stirring Methods 0.000 title claims abstract description 75
- 239000004576 sand Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000002156 mixing Methods 0.000 title claims abstract description 15
- 210000002489 tectorial membrane Anatomy 0.000 title claims description 8
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 7
- 210000003128 head Anatomy 0.000 claims description 5
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A mixing and stirring device for precoated sand production comprises: the bottom of the stirring tank is provided with a discharge hole, the liquid adding mechanisms are provided with a plurality of liquid storage tanks, each liquid storage tank comprises a liquid storage tank, the bottom of each liquid storage tank is provided with a liquid outlet pipe, each liquid outlet pipe is communicated with the side wall of the stirring tank, the top of each liquid storage tank is provided with a liquid inlet pipe and a gas pressure pump, each liquid inlet pipe is provided with a check valve, and the end part of each liquid; the stirring mechanism is arranged in the stirring tank and comprises a stirring rod, and a plurality of stirring paddles are arranged on the stirring rod; discharge mechanism locates agitator tank bottom, including the connecting pipe, inserts on the connecting pipe and is equipped with the cardboard that runs through, and the connecting pipe top cooperates with the discharge gate, and connecting pipe bottom intercommunication discharging pipe is equipped with the hob in the discharging pipe. The utility model discloses an in adding different liquid storage pots with reagent to evenly spray on the sand grain surface through the atomising head under the high pressure effect, make the abundant mixture of sand grain and different reagent, shorten the churning time.
Description
Technical Field
The utility model relates to a tectorial membrane sand production facility field is relevant with a mixing stirring device who is used for production of tectorial membrane sand very much.
Background
The precoated sand is molding sand or core sand coated with a layer of solid resin film on the surface before sand molding, and the shell mold has no delamination, good thermal stability and good thermal conductivity, so the precoated sand is widely used in the production of complex castings such as automobile cylinder bodies, cylinder covers, various pipe fittings and the like. The production of coated sand includes two coating processes of cold method and hot method, in which the hot method includes preheating sand to a certain temp., adding resin to make it melt, stirring to make the resin coat on the surface of sand grain, adding urotropine aqueous solution and lubricant, cooling, breaking and screening so as to obtain the invented finished product. Wherein, the mixing effect of the raw materials such as resin and the like and sand directly influences the final quality of the finished product.
The existing stirring process is generally that the materials are stirred by a high-speed dispersion machine, the required materials are completely transferred into a stirring tank before stirring, and the purpose of mixing is achieved by utilizing the shearing force generated when a stirring paddle rotates. Because the material is added in batches, the contact area with sand grains is small, the purpose of fully mixing can be achieved only by prolonging the stirring time, the production efficiency is high, and meanwhile, because the material has high viscosity, the material is easy to adhere to a sample adding device, the formula proportion of a product is influenced, and the performance of the prepared precoated sand is influenced.
SUMMERY OF THE UTILITY MODEL
Problem to relevant prior art existence, the utility model provides a mixing stirring device for production of tectorial membrane sand, during production of tectorial membrane sand, add different liquid storage pots with reagent to evenly spray on the sand grain surface through the atomising head under the high-pressure effect, make the abundant mixture of sand grain and different reagent, shorten the churning time.
In order to achieve the above purpose, the utility model adopts the following technology:
a mixing and stirring device for precoated sand production comprises: the bottom of the stirring tank is provided with a discharge hole, the liquid adding mechanisms are provided with a plurality of liquid storage tanks, each liquid storage tank comprises a liquid storage tank, the bottom of each liquid storage tank is provided with a liquid outlet pipe, each liquid outlet pipe is communicated with the side wall of the stirring tank, the top of each liquid storage tank is provided with a liquid inlet pipe and a gas pressure pump, each liquid inlet pipe is provided with a check valve, and the end part of each liquid;
the stirring mechanism is arranged in the stirring tank and comprises a stirring rod, and a plurality of stirring paddles are arranged on the stirring rod; discharge mechanism locates agitator tank bottom, including the connecting pipe, inserts on the connecting pipe and is equipped with the cardboard that runs through, and the connecting pipe top cooperates with the discharge gate, and connecting pipe bottom intercommunication discharging pipe is equipped with the hob in the discharging pipe.
Further, the stirring tank top is equipped with the lid, and the through-hole has been seted up at the lid middle part, and lid edge is equipped with the feeder hopper.
Further, rabbling mechanism still includes the bracing piece, and the bracing piece is fixed in the agitator tank inner wall, is equipped with the bar hole that supplies the stirring rake to pass on the bracing piece, and the puddler top is equipped with the drive block, and drive block 305 hub connection bracing piece, drive block top are equipped with the recess.
Further, rabbling mechanism still includes agitator motor, agitator motor's transmission shaft passes the through-hole downwards, and the transmission shaft tip is equipped with the lug with recess complex.
Furthermore, the end part of the spiral rod is connected with a discharging motor, and a plurality of bearing blocks are arranged below the discharging pipe.
Further, the pneumatic pump is fixed in the agitator tank outer wall, and agitator motor is fixed in the lid.
The utility model discloses beneficial effect:
1. when the precoated sand is produced, a reagent is added into different liquid storage tanks, the pneumatic pump is started to uniformly spray the reagent on the surface of sand grains through the atomizing head, the sand grains are fully mixed with different reagents through stirring, and after the stirring is finished, the precoated sand flows into the discharge pipe through the connecting pipe and flows out under the rotary drive of the screw rod.
2. The bracing piece is fixed in the agitator tank inner wall, can improve rabbling mechanism's stability, prevents stirring in-process puddler | skew, influences the stirring effect, and the bar hole of seting up on the bracing piece can supply the stirring rake to pass, conveniently dismantles and maintains, and the device of being convenient for is inside to be washd.
3. The puddler provides the support by the drive block when rotatory, and when the lug inserted the recess, accessible agitator motor control stirring speed, only need extract the lug when the device is dismantled, easy operation practices thrift equipment maintenance and cleaning time.
4. In the feeder hopper that the sand grain was seted up on through the lid added the agitator tank, simplified the production flow, practice thrift process time, the piece of holding can be accepted the discharging pipe when the ejection of compact, avoids the discharging pipe to produce the skew, influences being connected of hob and ejection of compact motor, causes the wearing and tearing of device, extension equipment life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a liquid adding mechanism.
Fig. 3 is a schematic structural diagram of the discharging mechanism.
Fig. 4 is a schematic view of the structure of the cover.
Fig. 5 is a schematic structural view of the stirring mechanism.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and this is only for the convenience of description of the present invention and simplification of the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in FIGS. 1-4, a mixing and stirring device for precoated sand production comprises: agitator tank 1, a plurality of liquid feeding mechanisms 2, locate the rabbling mechanism 3 in agitator tank 1 to and locate discharge mechanism 4 of agitator tank 1 bottom.
Specifically, 1 bottom of agitator tank is equipped with discharge gate 101, through-hole 103 has been seted up at the lid 102 middle part at 1 top of agitator tank, liquid feeding mechanism 2 includes liquid storage pot 201, liquid storage pot 201 bottom is equipped with drain pipe 202 with 1 lateral wall of agitator tank intercommunication, liquid storage pot 201 top is equipped with feed liquor pipe 203 and pneumatic pump 204, be equipped with check valve 205 on the feed liquor pipe 203, drain pipe 202 tip is equipped with atomising head 206, rabbling mechanism 3 is including the puddler 301 that is equipped with a plurality of stirring rakes 302, discharge mechanism 4 includes connecting pipe 401, it is equipped with the cardboard 404 that runs through to insert on the connecting pipe 401, connecting pipe 401 communicates discharge gate 101 and discharging pipe 402, be equipped with hob 403 in.
During production of precoated sand, the clamping plate 404 is inserted on the connecting pipe 401, preheated sand is added into the stirring tank 1, the stirring paddle 302 is enabled to fully stir the sand by rotating the stirring rod 301, meanwhile, reagents such as resin, urotropine aqueous solution and lubricant are added into different liquid storage tanks 201 through the liquid inlet pipe 203, the pneumatic pump 204 is started, the reagents are uniformly sprayed on the surface of the sand through the atomizing head 206, the reverse flow of the reagents can be prevented by the check valve 205, waste of the reagents is caused, the production cost is saved, the sand and the different reagents are fully mixed through stirring, the clamping plate 404 is pulled out after stirring is completed, the precoated sand flows into the discharging pipe 402 through the connecting pipe 401 and flows out under the rotation driving of the spiral rod 403.
Further, as shown in fig. 5, the stirring mechanism 3 further includes a support rod 303 fixed on the inner wall of the stirring tank 1, a strip-shaped hole 304 for the stirring paddle 302 to pass through is formed in the support rod 303, a driving block 305 for shaft-driven connection of the support rod 303 is arranged at the top of the stirring rod 301, a groove 306 is formed at the top of the driving block 305, the stirring mechanism 3 further includes a stirring motor 307, a transmission shaft 308 of the stirring motor 307 passes through the through hole 103 downwards, and a protrusion 309 matched with the groove 306 is arranged at the end of the transmission shaft 308.
Furthermore, a feed hopper 104 is arranged at the edge of the cover body 102, the end of the screw rod 403 is connected with a discharge motor 405, a plurality of bearing blocks 406 are arranged below the discharge pipe 402, the pneumatic pump 204 is fixed on the outer wall of the stirring tank 1, and the stirring motor 307 is fixed on the cover body 102.
In the feeder hopper 104 that the sand grain accessible was seted up on the lid 102 added agitator tank 1, need not to open lid 102 is whole, simplified production flow, practice thrift the production time, accept the piece 406 and can accept discharging pipe 402 when the ejection of compact, avoid discharging pipe 402 to receive tectorial membrane sand gravity to influence and produce the skew, influence hob 403 and ejection of compact motor 405 be connected, cause the wearing and tearing of device, extension equipment life.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. A mix agitating unit for production of tectorial membrane sand, its characterized in that includes:
the bottom of the stirring tank (1) is provided with a discharge hole (101);
the liquid adding mechanisms (2) are provided with a plurality of liquid storage tanks (201), liquid outlet pipes (202) are arranged at the bottoms of the liquid storage tanks (201), the liquid outlet pipes (202) are communicated with the side walls of the stirring tanks (1), liquid inlet pipes (203) and air pressure pumps (204) are arranged at the tops of the liquid storage tanks (201), check valves (205) are arranged on the liquid inlet pipes (203), and atomizing heads (206) are arranged at the end parts of the liquid outlet pipes (202);
the stirring mechanism (3) is arranged in the stirring tank (1) and comprises a stirring rod (301), and a plurality of stirring paddles (302) are arranged on the stirring rod (301);
agitator tank (1) bottom is located in discharge mechanism (4), including connecting pipe (401), inserts on connecting pipe (401) and is equipped with cardboard (404) that runs through, connecting pipe (401) top and discharge gate (101) cooperation, and connecting pipe (401) bottom intercommunication discharging pipe (402), is equipped with hob (403) in discharging pipe (402).
2. The mixing and stirring device for precoated sand production according to claim 1, characterized in that: a cover body (102) is arranged at the top of the stirring tank (1), a through hole (103) is formed in the middle of the cover body (102), and a feed hopper (104) is arranged at the edge of the cover body (102).
3. The mixing and stirring device for precoated sand production according to claim 1, characterized in that: rabbling mechanism (3) still include bracing piece (303), and bracing piece (303) are fixed in agitator tank (1) inner wall, are equipped with strip hole (304) that supply stirring rake (302) to pass on bracing piece (303), and puddler (301) top is equipped with drive block (305), and drive block (305) axle moves joint support pole (303), and drive block (305) top is equipped with recess (306).
4. The mixing and stirring device for precoated sand production according to claim 3, characterized in that: the stirring mechanism (3) further comprises a stirring motor (307), a transmission shaft (308) of the stirring motor (307) downwards penetrates through the through hole (103), and a lug (309) matched with the groove (306) is arranged at the end part of the transmission shaft (308).
5. The mixing and stirring device for precoated sand production according to claim 1, characterized in that: the end of the screw rod (403) is connected with a discharging motor (405), and a plurality of bearing blocks (406) are arranged below the discharging pipe (402).
6. The mixing and stirring device for precoated sand production according to claim 2, characterized in that: the pneumatic pump (204) is fixed on the outer wall of the stirring tank (1), and the stirring motor (307) is fixed on the cover body (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301739.7U CN211758316U (en) | 2020-03-12 | 2020-03-12 | A mixing stirring device for production of tectorial membrane sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301739.7U CN211758316U (en) | 2020-03-12 | 2020-03-12 | A mixing stirring device for production of tectorial membrane sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211758316U true CN211758316U (en) | 2020-10-27 |
Family
ID=72939289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020301739.7U Expired - Fee Related CN211758316U (en) | 2020-03-12 | 2020-03-12 | A mixing stirring device for production of tectorial membrane sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211758316U (en) |
-
2020
- 2020-03-12 CN CN202020301739.7U patent/CN211758316U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |