CN221018537U - Casting sand sieving mechanism for casting - Google Patents
Casting sand sieving mechanism for casting Download PDFInfo
- Publication number
- CN221018537U CN221018537U CN202322787172.5U CN202322787172U CN221018537U CN 221018537 U CN221018537 U CN 221018537U CN 202322787172 U CN202322787172 U CN 202322787172U CN 221018537 U CN221018537 U CN 221018537U
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- Prior art keywords
- screen cloth
- molding sand
- casting
- screen
- plate
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- 238000005266 casting Methods 0.000 title claims abstract description 32
- 239000004576 sand Substances 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 title claims abstract description 10
- 238000007873 sieving Methods 0.000 title claims abstract description 8
- 239000004744 fabric Substances 0.000 claims abstract description 41
- 238000012216 screening Methods 0.000 claims abstract description 16
- 229910000914 Mn alloy Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000003110 molding sand Substances 0.000 abstract description 53
- 239000002245 particle Substances 0.000 abstract description 17
- 238000003860 storage Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a casting molding sand screening device for casting, and relates to the technical field of molding sand screening. This foundry sand sieving mechanism for casting, the on-line screen storage device comprises a base, the upper surface of base is the inclined plane and both sides are connected with hollow fixed plate, the internal surface of two fixed plates is all rotated and is connected with the rotor plate, be provided with two hollow connecting plates between two rotor plates, through the screen cloth that sets up and rotor plate isotructure, the molding sand is behind the entering screen cloth, biax motor drives the screen cloth and rotates, screen out the molding sand, the molding sand can pass through three screen cloth in proper order, because the sieve mesh of three screen cloth increases in proper order, make the molding sand can be screened in proper order by the order of particle diameter from small to big, compare with prior art, screen out in proper order the molding sand of particle diameter through the screen cloth of different sieve mesh diameters, make the molding sand particle diameter that the device selected no longer singleness, the demand to different molding sand particle diameters when can satisfy the casting different castings.
Description
Technical Field
The utility model relates to the technical field of sand screening, in particular to a casting sand screening device for casting.
Background
Sand casting is a casting method for producing castings in sand molds, molding sand used in sand mold casting is generally formed by mixing molding materials such as raw sand for casting, a molding sand binder, auxiliary substances and the like according to a certain proportion, the granularity of the molding sand is a key index for determining the surface roughness and the dimensional accuracy of the sand mold, the fineness of the molding sand can influence the surface roughness of the castings, and the molding sand with different types and performances has different influences on the performances of the castings.
The molding sand sieving mechanism of current mostly filters the molding sand through the screen cloth, for example chinese patent application No. 202221661996.7 discloses a foundry sand sieving mechanism for casting, which comprises a box body, one side intercommunication of box has the feeder hopper, the discharge gate of mutual symmetry has been seted up to the both sides inner wall of box, connect the material frame has been placed to the interior bottom wall of box, be provided with screening subassembly between box and the discharge gate, the inside of box is provided with actuating mechanism, the last drive assembly that is provided with of actuating mechanism, be provided with pushing assembly between drive assembly and the screening subassembly.
Most of sand screening devices use a screen with single screen hole diameter to screen molding sand, so that the screened molding sand is single in particle size, and the molding sand with various different particle sizes cannot be screened out at the same time, so that the requirements of casting different castings on different molding sand particle sizes cannot be met.
Disclosure of utility model
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a casting molding sand screening device for casting, which solves the problem that the screened molding sand has single grain size.
Technical proposal
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a foundry sand sieving mechanism for casting, includes the base, the upper surface of base is the inclined plane and both sides are connected with hollow fixed plate, two the internal surface of fixed plate is all rotated and is connected with the rotor plate, two be provided with two hollow connecting plates between the rotor plate, two between the connecting plate and between connecting plate and the rotor plate all be connected through the connecting rod, two between the connecting plate and between connecting plate and the rotor plate all be equipped with the screen cloth, two the upper surface of fixed plate is connected with same mounting panel, the upper surface mounting of mounting panel has biax motor, the gear is all installed to two output shafts of biax motor, the surface meshing of gear has the chain, the outer lane of connecting plate is equipped with the tooth, the inner circle and the tooth meshing of chain, three the level of screen cloth is by left to right side progressively decrease gradually, three the screen cloth is by left to right for the sequential increase in proper order diameter, two the rotor plate that is located the left side in the rotor plate is higher, high rotor plate, the shape has been seted up for the feed inlet, the screen cloth is square.
Preferably, the upper surface of the base is provided with three hollow guide shells with one side open, and the positions of the three guide shells correspond to the three screens respectively.
Preferably, a plurality of protruding blocks are arranged on the inner wall of the screen.
Preferably, an extension plate is arranged on the upper surface of the diversion shell, and an arc-shaped opening is formed in the outer surface of the extension plate in a penetrating manner.
Preferably, the connecting rod is made of stainless steel.
Preferably, the bump is made of high-carbon high-manganese alloy steel.
Advantageous effects
The utility model provides a casting sand screening device for casting. The beneficial effects are as follows:
Through the screen cloth and the rotating plate isotructure that set up, the molding sand is behind getting into the screen cloth, biax motor drive the screen cloth and rotate, screen sand to the molding sand, and the molding sand can pass through three screen cloth in proper order, because the sieve mesh of three screen cloth increases in proper order, make the molding sand can be by the order of particle diameter from little to big by the screening in proper order, compare with prior art, screen gradually the molding sand of particle diameter through the screen cloth of different sieve mesh diameters, the molding sand particle diameter that makes the device screen out no longer singleness, can satisfy the demand to different molding sand particle diameters when casting different foundry goods.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a mounting plate according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the screen according to the present utility model;
Fig. 4 is a schematic view of the structure of the diversion shell of the present utility model.
In the figure: 1. a base; 2. a fixing plate; 3. a rotating plate; 4. a connecting plate; 5. a connecting rod; 6. a screen; 7. a mounting plate; 8. a gear; 9. a diversion shell; 10. a bump; 11. an extension plate; 12. an arc-shaped opening.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a foundry sand sieving mechanism for casting, the on-line screen storage device comprises a base 1, the upper surface of base 1 is the inclined plane and both sides are connected with hollow fixed plate 2, the internal surface of two fixed plates 2 all rotates and is connected with rotor plate 3, be provided with two hollow connecting plates 4 between two rotor plates 3, all be connected through connecting rod 5 between two connecting plates 4 and between connecting plate 4 and rotor plate 3, all be equipped with screen cloth 6 between two connecting plates 4 and between connecting plate 4 and rotor plate 3, the upper surface of two fixed plates 2 is connected with same mounting panel 7, the biax motor is installed to the upper surface of mounting panel 7, gear 8 is all installed to two output shafts of biax motor, gear 8's surface engagement has the chain, the outer lane of connecting plate 4 is equipped with the tooth, the inner circle and the tooth engagement of chain, the level of three screen cloth 6 is progressively decreased in proper order from a left side to a right side, the screen cloth 6 is the diameter increases in proper order by a left side to a right side, the higher rotor plate 3 of height, the feed inlet has been seted up for square drum-shaped 6, the shape is lower the surface of rotor plate 3 runs through the discharge gate.
During operation, molding sand gets into screen cloth 6 from the feed inlet in, biax motor drives gear 8 and rotates, make the chain drive connecting plate 4 rotate, thereby drive screen cloth 6 and rotate, screen sand to the molding sand, the less molding sand of particle diameter can pass through the sieve mesh of screen cloth 6 earlier, because base 1 upper surface is the inclined plane, other molding sand that the particle diameter is great can remove to two other screen cloth 6, then the molding sand can be screened by screen cloth 6 in proper order by the order of particle diameter from small to big, if there is the molding sand to block up in the sieve mesh department of screen cloth 6, screen cloth 6 can take the molding sand of blocking up to the upside at pivoted in-process, the molding sand of blocking up at this moment can fall down from the sieve mesh department, thereby effectively reduce the sieve mesh quantity that is blocked by the molding sand.
Referring to fig. 1-4, the present utility model provides a technical solution: the upper surface of the base 1 is provided with three hollow guide shells 9 with one side open, and the positions of the three guide shells 9 respectively correspond to the three screens 6.
During operation, the molding sand screened out by the three screens 6 can fall into the corresponding diversion shells 9 respectively, and then the molding sand can flow out of the diversion shells 9 from the openings of the diversion shells 9, so that the molding sand can be collected by external equipment.
Referring to fig. 1-4, the present utility model provides a technical solution: the inner wall of the screen 6 is provided with a plurality of projections 10.
In operation, if sand is gathered together through the arrangement of the protruding blocks 10, the protruding blocks 10 break up the gathered sand together, so that the sand is uniformly contacted with the screen 6, and screening efficiency is ensured.
Referring to fig. 1-4, the present utility model provides a technical solution: the upper surface of shell 9 is equipped with extension board 11, and the surface of extension board 11 runs through and has seted up arc opening 12, and the radian of arc opening 12 is the same with the radian of connecting plate 4 outer lane.
When the device works, the three diversion shells 9 are separated through the arrangement of the extension plate 11, so that molding sand can be prevented from falling into the diversion shells 9 with non-corresponding positions.
Referring to fig. 1-4, the present utility model provides a technical solution: the connecting rod 5 is made of stainless steel.
During operation, the connecting rod 5 made of stainless steel is good in strength, and the connection stability of the rotating plate 3 and the connecting plate 4 is facilitated.
Referring to fig. 1-4, the present utility model provides a technical solution: the bump 10 is made of high-carbon high-manganese alloy steel.
In operation, the bump 10 made of high-carbon high-manganese alloy steel has better wear resistance, so that the service life of the bump 10 is longer.
To sum up, in the molding sand got into screen cloth 6 from the feed inlet, biax motor drive gear 8 rotates, make the chain drive connecting plate 4 rotate, thereby drive screen cloth 6 rotation, screen sand to the molding sand, the less molding sand of particle diameter can pass through the sieve mesh of screen cloth 6 earlier, because base 1 upper surface is the inclined plane, other larger molding sand of particle diameter can remove to two other screen cloth 6, then the molding sand can be screened by screen cloth 6 in proper order from the particle diameter from little to big, the molding sand that is screened out by three screen cloth 6 can fall into corresponding shell 9 respectively, then the molding sand can flow shell 9 from the opening part of shell 9, accessible outside equipment collects the molding sand, if there is sand to block up in the sieve mesh department of screen cloth 6, screen cloth 6 can take the molding sand that blocks up to the upside at pivoted in-process, the molding sand that blocks up can fall down from the sieve mesh department at this moment, thereby effectively reduce the mesh quantity that is blocked up by the molding sand.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Foundry sand sieving mechanism is used in casting, including base (1), its characterized in that: the upper surface of base (1) is the inclined plane and both sides are connected with hollow fixed plate (2), two the internal surface of fixed plate (2) is all rotated and is connected with rotating plate (3), two be provided with two hollow connecting plate (4) between rotating plate (3), two between connecting plate (4) and rotating plate (3) all be connected through connecting rod (5), two between connecting plate (4) and rotating plate (3) all be equipped with screen cloth (6), two the upper surface of fixed plate (2) is connected with same mounting panel (7), the upper surface mounting of mounting panel (7) has biax motor, gear (8) are all installed to two output shafts of biax motor, the surface engagement of gear (8) has the chain, the outer lane of connecting plate (4) is equipped with the tooth, the inner circle and the tooth engagement of chain, three the horizontal height of screen cloth (6) is from left to right side in proper order and is decreasingly, and three screen cloth (6) are by the left side to right side the screen cloth (3) is the rotation mouth (3) is located the side of higher rotation of sieve diameter, and is the screen cloth (3) is higher and is higher than the side and is higher than the panel (3).
2. The foundry sand screening apparatus for casting according to claim 1, wherein: the upper surface of base (1) is equipped with three cavity and one side open-ended shell (9), and three shell (9) are located respectively with three screen cloth (6) correspondence.
3. The foundry sand screening apparatus for casting according to claim 1, wherein: the inner wall of the screen (6) is provided with a plurality of convex blocks (10).
4. The foundry sand screening apparatus for casting according to claim 2, characterized in that: the upper surface of shell body (9) is equipped with extension board (11), the surface of extension board (11) runs through and has seted up arc opening (12).
5. The foundry sand screening apparatus for casting according to claim 1, wherein: the connecting rod (5) is made of stainless steel.
6. A foundry sand screening apparatus according to claim 3, wherein: the bump (10) is made of high-carbon high-manganese alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322787172.5U CN221018537U (en) | 2023-10-18 | 2023-10-18 | Casting sand sieving mechanism for casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322787172.5U CN221018537U (en) | 2023-10-18 | 2023-10-18 | Casting sand sieving mechanism for casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221018537U true CN221018537U (en) | 2024-05-28 |
Family
ID=91171886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322787172.5U Active CN221018537U (en) | 2023-10-18 | 2023-10-18 | Casting sand sieving mechanism for casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221018537U (en) |
-
2023
- 2023-10-18 CN CN202322787172.5U patent/CN221018537U/en active Active
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