CN219724491U - Sand mixer for casting - Google Patents
Sand mixer for casting Download PDFInfo
- Publication number
- CN219724491U CN219724491U CN202320279368.0U CN202320279368U CN219724491U CN 219724491 U CN219724491 U CN 219724491U CN 202320279368 U CN202320279368 U CN 202320279368U CN 219724491 U CN219724491 U CN 219724491U
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- Prior art keywords
- sand
- material scattering
- sand mixer
- mixer
- cylinder
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- 239000004576 sand Substances 0.000 title claims abstract description 143
- 238000005266 casting Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 106
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003110 molding sand Substances 0.000 description 10
- 239000000654 additive Substances 0.000 description 7
- 230000000996 additive effect Effects 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a sand mixer for casting, which comprises a sand mixer, a material scattering component and a filtering component, wherein the material scattering component comprises a cylindrical material scattering cylinder fixedly arranged at the top end of the sand mixer, and a bottom plate fixedly arranged at the bottom of the material scattering cylinder, and a material scattering opening is formed between the bottom plate and the bottom of the material scattering cylinder. The material scattering cylinder at the top of the casting sand mixer is mainly used for adding the material sand binder and auxiliary materials in the mixing process of the old sand and the new sand in the sand mixer, and the driven belt pulley driven by the driving belt pulley is used for driving the rotation of the material scattering plate at the bottom of the material scattering cylinder so as to uniformly scatter the material sand binder and auxiliary materials in the material scattering cylinder to the upper ends of the old sand and the new sand in the sand mixer, so that the sand binder and the auxiliary materials in the mixing process of the sand mixer are uniformly distributed and effectively coated on the surface of sand, and the mixing effect of the sand mixer is improved.
Description
Technical Field
The utility model relates to the technical field of sand mixers, in particular to a sand mixer for casting.
Background
The sand mixer is casting equipment for mixing molding sand or core sand, and generally has the following functions of uniformly mixing old sand, new sand, molding sand binder and auxiliary materials, so that the binder and the auxiliary materials are uniformly distributed and effectively coated on the surface of sand; according to the characteristics of the sand mixing process, the sand mixer can be divided into: a rolling wheel type sand mixer mainly used for rolling and rubbing; a vane type sand mixer mainly taking mixing effect; counter-current or rotor type sand mixer with rubbing and mixing functions and balance wheel type sand mixer with rolling and mixing functions.
The existing sand mixer for casting, such as the sand mixer for casting disclosed in publication No. CN213379121U, has the advantage of convenient discharging, but the upper end of the sand mixer is not provided with a feeding device for adding material sand binder and auxiliary materials in the mixing process of old sand and new sand, so that the feeding of the material sand binder and auxiliary materials is easy, the uniform feeding is not realized, and the sand binder and the auxiliary materials are not conveniently and rapidly uniformly distributed and effectively coated on the surface of sand grains.
Disclosure of Invention
The utility model mainly aims to provide a sand mixer for casting, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a sand mixer for casting, includes the sand mixer, spills material subassembly and filtration subassembly, spill the material subassembly and include the cylindrical structure of sand mixer top fixed mounting spill the feed cylinder to and spill feed cylinder bottom fixed mounting's bottom plate, still be formed with between bottom plate and the spill feed cylinder bottom and spill the material mouth, bottom plate upper portion central authorities department still movable mounting has and is used for spilling the material in the feed cylinder and spill the material piece soon.
Preferably, the material scattering component further comprises a driven belt pulley fixedly connected with the lower end of the rotary sheet at the bottom of the bottom plate and a driving belt pulley movably installed in the sand mixer at the horizontal position of one side of the driven belt pulley, and the size of the driving belt pulley is the same as that of the driven belt pulley.
Preferably, the material scattering component further comprises a belt which is sleeved between the driven belt pulley and the driving belt pulley and is used for driving, and a material scattering motor which is fixedly arranged at the top of the sand mixer and is used for driving the driving belt pulley.
Preferably, the filter component comprises a plurality of groups of supporting lugs which are arranged and welded at the inner wall of the material scattering cylinder, and fixing columns which are welded at the upper parts of the supporting lugs and are in cylindrical structures.
Preferably, the filter assembly further comprises a filter disc movably mounted at the upper ends of the multiple groups of fixed columns in the material scattering cylinder and used for scattering materials in the material scattering cylinder for filtering, and mounting holes which are arranged at the outer side of the filter disc and matched with the fixed columns at the upper ends of the supporting lugs.
Preferably, the sand mixer further comprises a feed inlet arranged on one side, and a stirring roller which is arranged in the sand mixer and used for mixing materials.
Compared with the prior art, the utility model has the following beneficial effects:
1. the sand mixer for casting is characterized in that a material scattering cylinder at the top of the sand mixer is mainly used for adding material sand binder and auxiliary materials in the mixing process of old sand and new sand in the sand mixer, and a driven pulley driven by an internal driving pulley is used for driving a material scattering plate at the bottom of the material scattering cylinder to rotate so as to uniformly scatter the material sand binder and auxiliary materials in the material scattering cylinder to the upper ends of the old sand and the new sand in the sand mixer, so that the sand binder and the auxiliary materials in the mixing process of the sand mixer are uniformly distributed and effectively coated on the surface of sand, and the mixing effect of the sand mixer is improved;
2. the utility model provides a sand mixer for casting, spill feed cylinder internally mounted's filter disc, also can to spill inside molding sand binder and the auxiliary material of adding of feed cylinder, carry out the filtration of adding the in-process to avoid the impurity that contains in molding sand binder and the auxiliary material to add to the inside of sand mixer, influence the material quality in the sand mixer.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a sand mixer for casting according to the present utility model;
FIG. 2 is an internal construction diagram of a sand mixer for casting according to the present utility model;
FIG. 3 is an enlarged view of the casting sand mixer of FIG. 2A according to the present utility model;
fig. 4 is an enlarged view of B in fig. 2 of a casting mixer according to the present utility model.
Reference numerals:
100. a sand mixer; 110. a feed inlet; 120. a stirring roller;
200. a spreading component; 210. a material scattering cylinder; 220. a bottom plate; 230. a material scattering port; 240. rotating the tablet; 250. a driven pulley; 260. a driving pulley; 270. a belt; 280. a material scattering motor;
300. a filter assembly; 310. a support ear; 320. fixing the column; 330. a filter tray; 340. and (5) mounting holes.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Example 1
As shown in fig. 1-3, this embodiment provides a sand mixer for casting, including a sand mixer 100, a material scattering component 200 and a filtering component 300, the sand mixer 100 further includes a feed inlet 110 formed at one side, and a stirring roller 120 for mixing materials mounted inside the sand mixer 100, the material scattering component 200 includes a cylindrical material scattering cylinder 210 fixedly mounted at the top end of the sand mixer 100, a bottom plate 220 fixedly mounted at the bottom of the material scattering cylinder 210, a material scattering opening 230 is formed between the bottom plate 220 and the bottom of the material scattering cylinder 210, a material rotating sheet 240 for scattering materials in the material scattering cylinder 210 is movably mounted at the center of the upper portion of the bottom plate 220, the material scattering component 200 further includes a driven pulley 250 fixedly connected to the lower end of the material rotating sheet 240 at the bottom of the bottom plate 220, and a driving pulley 260 movably mounted inside the sand mixer 100 at the side of the driven pulley 250, the size of the driving pulley 260 is the same as that of the driven pulley 250, the material scattering component 200 further includes a belt 270 for driving the driving pulley and a driving pulley 280 sleeved between the driven pulley 250 and the driving pulley 260, and a driving motor 280 for driving the sand scattering motor for driving the sand mixer 100.
Specifically, the sand mixer 100 is a casting device for mixing molding sand or core sand, the sand mixer 100 generally has the following function of uniformly mixing old sand, new sand, molding sand binder and auxiliary materials to enable the binder and the auxiliary materials to be coated on the surface of sand grains, the sand mixer 100 is a vane-type sand mixer mainly used for mixing, a material scattering cylinder 210 at the top of the sand mixer 100 is mainly used for adding the material molding sand binder and the auxiliary materials in the mixing process of the old sand and the new sand in the sand mixer 100, a driven pulley 250 driven by a driving pulley 260 in the sand mixer 100 through a belt 270 drives a material rotating sheet 240 at the bottom of the material scattering cylinder 210 to rotate so as to uniformly scatter the material molding sand binder and the auxiliary materials in the material scattering cylinder 210 to the upper ends of the old sand and the new sand in the sand mixer 100, so that the binder and the auxiliary materials in the mixture of the sand mixer 100 are uniformly distributed and effectively coated on the surface of the sand grains, and the mixing effect of the sand mixer 100 is improved.
Example two
On the basis of the first embodiment, as shown in fig. 4, the filter assembly 300 includes a plurality of groups of supporting lugs 310 arranged and welded on the inner wall of the material scattering barrel 210, and fixing columns 320 with cylindrical structures welded on the upper parts of the supporting lugs 310, the filter assembly 300 further includes a filter disc 330 movably mounted on the upper ends of the plurality of groups of fixing columns 320 in the material scattering barrel 210 and used for filtering the material of the material scattering barrel 210, and mounting holes 340 arranged on the outer sides of the filter disc 330 and matched with the fixing columns 320 on the upper ends of the supporting lugs 310.
Specifically, the filter disc 330 of the inner installation of the material scattering cylinder 210 at the upper end of the sand mixer 100 can also filter the molding sand binder and auxiliary materials added into the material scattering cylinder 210 in the adding process, so as to avoid the influence on the processing quality of materials in the sand mixer 100 due to the fact that impurities contained in the molding sand binder and auxiliary materials are added into the sand mixer 100, and the support lugs 310 and the fixing columns 320 welded at the side edges of the material scattering cylinder 210 and the mounting holes 340 formed in the outer side of the filter disc 330 are used for mounting, so that the filter disc 330 is convenient to mount and dismount.
The working principle and the using flow of the utility model are as follows:
when used sand and new sand are processed, the used sand and the new sand are added into the sand mixer 100 through the feed inlet 110 at the outer side of the sand mixer 100, the stirring roller 120 at the inner side of the sand mixer 100 is started, the used sand and the new sand in the sand mixer 100 are stirred, in the stirring process of the used sand and the new sand, after the additive sand binder and auxiliary materials are weighed, the additive sand binder and the auxiliary materials are added into the inside of the sand mixer 100, the additive materials in the inside of the sand mixer 210 are added, after the additive sand binder and the auxiliary materials are added into the inside of the sand mixer 210, the filter discs 330 in the sand mixer 210 are filtered to filter out impurities contained in the additive sand, at this time, the sand mixer 100 is started in the stirring process of the used sand and the new sand, the sand mixer 100 is started, the driving pulley 260 at the bottom is driven to rotate after the starting, and then the driving pulley 260 and the belt 270 between the driven pulley 250 are rotated, the driving pulley 250 and the rotary material sheet 240 at the bottom of the sand mixer 210 are rotated, so that the additive sand binder and the additive sand binder in the sand mixer 210 are uniformly spread out of the sand mixer 100 through the inside of the sand mixer and the sand mixer, and the effect of the sand mixer is improved.
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 spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (6)
1. The sand mixer for casting comprises a sand mixer (100), a material scattering component (200) and a filtering component (300), and is characterized in that the material scattering component (200) comprises a cylindrical material scattering cylinder (210) fixedly arranged at the top end of the sand mixer (100), and a bottom plate (220) fixedly arranged at the bottom of the material scattering cylinder (210), a material scattering port (230) is formed between the bottom plate (220) and the bottom of the material scattering cylinder (210), and a material rotating sheet (240) for scattering materials in the material scattering cylinder (210) is movably arranged at the central position of the upper part of the bottom plate (220).
2. A sand mixer for casting according to claim 1, wherein the material scattering assembly (200) further comprises a driven pulley (250) fixedly connected with the lower end of a rotary sheet (240) at the bottom of the bottom plate (220), and a driving pulley (260) movably installed in the sand mixer (100) at the level of one side of the driven pulley (250), and the driving pulley (260) has the same size as the driven pulley (250).
3. The casting sand mixer according to claim 1, wherein the material scattering assembly (200) further comprises a belt (270) sleeved between the driven pulley (250) and the driving pulley (260) and used for driving, and a material scattering motor (280) fixedly arranged at the top of the sand mixer (100) and used for driving the driving pulley (260).
4. A casting sand mixer according to claim 1, wherein the filter assembly (300) comprises a plurality of groups of supporting lugs (310) which are welded on the inner wall of the material scattering cylinder (210) in an arrayed manner, and fixing columns (320) which are welded on the upper parts of the supporting lugs (310) and have cylindrical structures.
5. The casting sand mixer of claim 1, wherein the filter assembly (300) further comprises a filter disc (330) movably mounted at the upper ends of the groups of fixed columns (320) in the material scattering cylinder (210) and used for filtering materials in the material scattering cylinder (210), and mounting holes (340) which are arranged on the outer side of the filter disc (330) and matched with the fixed columns (320) at the upper ends of the supporting lugs (310).
6. The casting sand mixer according to claim 1, wherein the sand mixer (100) further comprises a feed inlet (110) formed in one side, and a stirring roller (120) for mixing materials, wherein the stirring roller is installed inside the sand mixer (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320279368.0U CN219724491U (en) | 2023-02-21 | 2023-02-21 | Sand mixer for casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320279368.0U CN219724491U (en) | 2023-02-21 | 2023-02-21 | Sand mixer for casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219724491U true CN219724491U (en) | 2023-09-22 |
Family
ID=88051420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320279368.0U Active CN219724491U (en) | 2023-02-21 | 2023-02-21 | Sand mixer for casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219724491U (en) |
-
2023
- 2023-02-21 CN CN202320279368.0U patent/CN219724491U/en active Active
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