CN220982846U - Molding sand sample preparation device - Google Patents
Molding sand sample preparation device Download PDFInfo
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- CN220982846U CN220982846U CN202323158859.9U CN202323158859U CN220982846U CN 220982846 U CN220982846 U CN 220982846U CN 202323158859 U CN202323158859 U CN 202323158859U CN 220982846 U CN220982846 U CN 220982846U
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- molding
- assembly
- molding sand
- sample preparation
- sand sample
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- 239000003110 molding sand Substances 0.000 title claims abstract description 72
- 238000002360 preparation method Methods 0.000 title claims abstract description 41
- 238000000465 moulding Methods 0.000 claims abstract description 44
- 238000002156 mixing Methods 0.000 claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 21
- 239000004576 sand Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The technical scheme of the utility model provides a molding sand sample preparation device, which comprises a sample preparation assembly and a molding assembly, wherein the sample preparation assembly comprises a mixing box, a stirring assembly, electric control valves and hoppers, the stirring assembly is arranged in the mixing box and is used for mixing raw materials of molding sand, a plurality of the electric control valves are arranged at the top of the mixing box, a plurality of the hoppers are detachably arranged at the top ends corresponding to the electric control valves, and the bottoms of the mixing box are connected with a discharge pipe through the control valves. According to the utility model, the sample preparation assembly is used for proportioning raw materials of molding sand, the molding assembly is used for compacting and molding the proportioned molding sand, continuous preparation of molding sand sample blocks is carried out, in sample preparation, the starting time of the electric control valve is used for controlling the raw material proportioning, in addition, a plurality of hoppers can be used for placing more than the quantity of raw materials of a single molding sand proportioning, and the different electric control valves are controlled to be opened, so that the raw material proportioning can be correspondingly changed.
Description
Technical Field
The utility model relates to the technical field of molding sand testing, in particular to a molding sand sample preparation device.
Background
Molding sand 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. With the change of the proportion and the material, molding sand with different properties can be formed. To facilitate performance testing of the sand, a cylindrical or rectangular block of sand is typically used and the block is tested to determine specific performance data for the sand.
An existing sand preparation device, such as 202222526731.2 a sand air permeability sample preparation device, comprises a sand cavity, a reverse mould assembly and a drying mould assembly, and can prepare standardized sand samples for testing.
The existing sand preparation can mold and demold the sand, but when a plurality of sand test blocks with different proportions are needed, under the conventional operation, the sand mixture with various proportions needs to be manually prepared, and after the last sand preparation, the sand preparation is carried out by changing the materials again, so that the preparation is discontinuous, and the efficiency of sand sample preparation is low.
Disclosure of utility model
In view of the foregoing, it is necessary to provide a device for preparing a molding sand sample, which solves the technical problem that a plurality of molding sand sample blocks with different proportions need to be continuously replaced in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model provides a molding sand sample preparation device, which comprises:
The sample preparation assembly comprises a mixing box, a stirring assembly, electric control valves and hoppers, wherein the stirring assembly is arranged in the mixing box and used for mixing raw materials of molding sand, a plurality of the electric control valves are arranged at the top of the mixing box, a plurality of the hoppers are detachably arranged at the top ends corresponding to the electric control valves, and the bottom of the mixing box is connected with a discharge pipe through the control valves; and
The molding assembly comprises a molding container, a transverse pushing assembly and a cover plate assembly, wherein the molding container is arranged at the bottom end of the material discharging pipe, openings are formed in the left end and the right end of the material discharging pipe, the transverse pushing assembly is inserted into one side of the openings and used for pushing molding sand to the other side of the openings, and the cover plate assembly is arranged on the other side of the openings and used for opening and closing the side of the openings.
Further, the mixing box, the forming container and the transverse pushing assembly are all installed on the installation seat.
Further, a connecting plate extends from one side of the mounting seat and is positioned on one side of the forming container away from the transverse pushing assembly, and a receiving tray close to the connecting plate is arranged on the mounting seat.
Further, the receiving tray is connected with the mounting seat through a rotating motor, and the output end of the rotating motor is connected with the circle center of the receiving tray.
Further, the horizontal pushing assembly comprises a first hydraulic push rod and a push block, the first hydraulic push rod is installed on the installation seat, and the push block is arranged at the telescopic end of the first hydraulic push rod and is inserted into the inner side of the forming container.
Further, the cover plate assembly comprises a second hydraulic push rod and a cover plate, the second hydraulic push rod is arranged on the forming container, and the cover plate is arranged at the telescopic end of the second hydraulic push rod and is attached to the opening of the corresponding side of the forming container.
Further, a positioning cylinder is arranged at the top end of the electric control valve, a cannula is arranged at the bottom of the hopper, and the cannula is inserted into the inner side of the positioning cylinder.
Further, a limiting pipe is arranged at the bottom of the hopper and concentric with the periphery of the insertion pipe, and the limiting pipe is sleeved on the outer side of the positioning cylinder.
Further, the mixing box comprises a box body and a top cover, wherein the top cover is detachably arranged at the top of the box body.
Further, the stirring assembly comprises a driving motor and a stirring paddle, wherein the driving motor is arranged on the top cover, and the stirring paddle is arranged on an output shaft of the driving motor.
Compared with the prior art, the utility model has the beneficial effects that: the proportioning of molding sand raw materials is carried out through the sample preparation assembly, and the molding sand of proportioning is compacted and formed through the shaping assembly, continuous preparation of molding sand sample blocks is carried out, in sample preparation, the raw material proportioning is changed by controlling the opening time of the electric control valve, in addition, more than the raw material variety number of single molding sand proportioning can be placed in a plurality of hoppers, different electric control valves are controlled to be opened, the change of proportioning raw material varieties can be correspondingly carried out, the same type of molding sand sample blocks can be continuously prepared, and the molding sand sample blocks with different proportions can be continuously prepared.
Drawings
FIG. 1 is a three-dimensional view showing the construction of a sand sample preparing apparatus according to an embodiment of the present utility model;
FIG. 2 is a three-dimensional exploded view of a sand sample preparing apparatus according to an embodiment of the present utility model;
FIG. 3 is a front partial sectional view of a sand sample preparing apparatus according to an embodiment of the present utility model;
FIG. 4 is an elevation three-dimensional view of a hopper according to an embodiment of the present utility model;
In the figure: 1. a sample preparation assembly; 11. a mixing box; 12. a stirring assembly; 13. an electric control valve; 14. a hopper; 15. a discharge pipe; 121. a driving motor; 122. stirring paddles; 1301. a positioning cylinder; 1401. a cannula; 1402. a limiting tube;
2. A molding assembly; 21. forming a container; 22. a transverse pushing component; 23. a cover plate assembly; 221. a first hydraulic pushrod; 222. a pushing block; 231. a second hydraulic pushrod; 232. covering the plate;
3. A mounting base; 301. a splice plate;
4. a receiving tray; 401. a rotating electric machine;
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1-4, the utility model provides a molding sand sample preparation device, which comprises a sample preparation assembly 1 and a molding assembly 2, wherein the sample preparation assembly 1 comprises a mixing box 11, a stirring assembly 12, an electric control valve 13 and a hopper 14, the stirring assembly 12 is arranged in the mixing box 11 and is used for mixing raw materials of molding sand, the bottom of the mixing box 11 is connected with a discharge pipe 15 through the control valve, a plurality of the electric control valves 13 are arranged at the top of the mixing box 11, a plurality of the hoppers 14 are detachably arranged at the top ends of the corresponding electric control valves 13, and preferably, the number of the electric control valves 13 and the number of the hoppers 14 are four, and in addition, according to actual demands, more hoppers 14 can be arranged when raw material types need to be replaced frequently. Specifically, the opening time of the electric control valve 13 is used to control the amount of raw materials conveyed by the hopper 14 into the mixing box 11, and each hopper is regulated and controlled to form a proportioning effect, after proportioning, the stirring assembly 12 is used to stir in the mixing box 11, the ingredients are uniformly mixed to form molding sand, and the control valve is opened to convey the molding sand into the molding assembly 2 through the discharge pipe 15. The molding assembly 2 comprises a molding container 21, a horizontal pushing assembly 22 and a cover plate assembly 23, and is specifically used for molding sand to form small squares for experiments, wherein the molding container 21 is arranged at the bottom end of the material discharging pipe 15, is connected and communicated with the material discharging pipe 15, guides molding sand into the molding container 21, openings are formed in the left end and the right end of the molding container 21, the molding container is square and cylindrical in shape, in addition, the horizontal pushing assembly 22 is inserted into one opening at one side and is used for pushing molding sand towards the other opening, the cover plate assembly 23 is arranged on the other opening and is used for opening and closing the one opening at the other side, when molding sand samples are molded, the molding sand samples are pushed rightwards by the horizontal pushing assembly 22, the opposite side is plugged by the cover plate assembly 23, the molding sand samples are pushed onto the cover plate assembly 23, the four walls of the molding container 21 are compacted and molded, and after molding the cover plate assembly 23 is opened at the side opening, the horizontal pushing assembly 22 is pushed rightwards, so that the molding sand samples can be removed from the molding container 21 continuously.
It can be understood that under the setting of sample preparation subassembly 1 and shaping subassembly 2, can carry out the ratio and the shaping of molding sand, when the molding sand sample block that needs continuous preparation ratio to be different, adjust the automatically controlled valve 13 opening time that corresponds the raw materials can, be convenient for continuous preparation that carries out the molding sand sample block, if the molding sand raw materials kind needs to change, then open the automatically controlled valve 13 that corresponds hopper 14 can, again carry out the regulation of automatically controlled valve 13 opening time according to the demand, and, if the kind that the molding sand raw materials changed exceeds outside of hopper 14 quantity preparation, still can in time change new hopper 14, and fill corresponding raw materials can. If continuous preparation of a single type of sand sample is required, the previous electronically controlled valve 13 is maintained open for a period of time. The method can continuously prepare the same type of molding sand sample blocks and can continuously prepare the molding sand sample blocks with different proportions.
It should be noted that the electronically controlled valve 13 may be correspondingly provided with a time control switch, and conventional automatic control is performed by using the existing mature time control technology.
In this embodiment, in order to mount the sample preparation assembly 1 and the forming assembly 2 on a frame, the sample preparation assembly 1 and the forming assembly 2 further include a mounting seat 3, and the mixing box 11, the forming container 21 and the transverse pushing assembly 22 are all mounted on the mounting seat 3, and the mounting seat 3 plays a supporting role.
Further, for supporting and conveying the demolded molding sand block, a connecting plate 301 extends from one side of the mounting base 3, and is located on one side of the molding container 21 away from the transverse pushing assembly 22, a receiving tray 4 adjacent to the connecting plate 301 is arranged on the mounting base 3, the connecting plate 301 is used for filling a gap between the molding container 21 and the receiving tray 4, and during the demolding process of pushing out the molding sand block, the molding sand block slides over the connecting plate 301 and moves onto the receiving tray 4.
It will be appreciated that, depending on the different requirements after the preparation of the sand blocks, air-cooling or heat-drying equipment may also be provided at the location of the receiving tray 4 for cooling or drying the sand blocks.
In this embodiment, in order to connect the continuous preparation of molding sand sample piece that corresponds, connect charging tray 4 through rotating electrical machines 401 with mount pad 3 is connected, just the output of rotating electrical machines 401 with connect the centre of a circle of charging tray 4 to be connected, connect charging tray 4 rotation through rotating electrical machines 401 drive, can move the position of the molding sand sample piece that has accepted, leave the vacant region, supply next molding sand sample piece to remove to connect on the charging tray 4 to accept a plurality of molding sand sample pieces, and avoid bumping between the molding sand sample piece, and the loss that leads to.
In this embodiment, in order to perform the compaction operation of the molding sand sample block, the lateral pushing assembly 22 includes a first hydraulic push rod 221 and a push block 222, the first hydraulic push rod 221 is mounted on the mounting seat 3, the push block 222 is disposed at the telescopic end of the first hydraulic push rod 221 and is inserted into the inner side of the molding container 21, and the push block 222 is controlled to slide in the molding container 21 by the telescopic operation of the first hydraulic push rod 221, so as to compress and mold the molding sand.
It will be appreciated that the connection position of the discharge pipe 15 is located at the top of the molding container 21 and near the start position of the push block 222, and that in the movement of the push block 222, molding sand can be pushed to the right side of the discharge pipe 15, so that the influence of the communication port between the molding container 21 and the discharge pipe 15 on molding is avoided. In addition, the first hydraulic push rod 221 may also adopt a telescopic mechanism such as a cylinder push rod and an electric push rod.
In this embodiment, for blocking and demolding of the molding sand sample block, the cover plate assembly 23 includes a second hydraulic push rod 231 and a cover plate 232, the second hydraulic push rod 231 is disposed on the molding container 21, the cover plate 232 is disposed at the telescopic end of the second hydraulic push rod 231 and is attached to the opening on the corresponding side of the molding container 21, and the cover plate 232 is controlled to move upward and downward from the opening on the right side of the molding container 21 by the telescopic action of the second hydraulic push rod 231, the opening is opened when the cover plate 232 moves upward, and the opening is closed when the cover plate 232 moves downward.
It will be appreciated that, during the molding process, the cover plate 232 and the pushing block 222 form the left and right side walls of the molding cavity, and the front side wall, the rear side wall, the upper side wall and the lower side wall of the molding container 21 correspond to the front side wall, the rear side wall, the upper side wall and the lower side wall of the molding cavity, so that a block-shaped molding sand sample can be molded.
In this embodiment, in order to detachably set up on automatically controlled valve 13 of hopper 14, the top of automatically controlled valve 13 is provided with location section of thick bamboo 1301, the bottom of hopper 14 is provided with intubate 1401, intubate 1401 is pegged graft in the inboard of location section of thick bamboo 1301, can carry out the dismouting of hopper 14 through the plug, convenient operation is swift.
Further, in order to promote the stability of the insertion, a limiting tube 1402 is disposed at the bottom of the hopper 14 and concentric with the outer circumference of the insertion tube 1401, and the limiting tube 1402 is sleeved on the outer side of the positioning tube 1301, so as to promote the stability of the sleeving.
It is understood that an anti-slip layer is also provided within the stopper tube 1402.
In this embodiment, in order to facilitate cleaning the interior of the mixing tank 11, the mixing tank 11 includes a tank body 111 and a top cover 112, the top cover 112 is detachably disposed on the top of the tank body 111, and cleaning can be performed on the interior of the mixing tank 11 by removing the top cover 112.
It will be appreciated that both the agitator assembly 12 and the electronically controlled valve 13 are provided on the top cover 112.
In this embodiment, in order to stir and mix the sand ingredients, the stirring assembly 12 includes a driving motor 121 and a stirring paddle 122, the driving motor 121 is disposed on the top cover 112, the stirring paddle 122 is disposed on an output shaft of the driving motor 121, and the driving motor 121 drives the stirring paddle 122 to rotate in the box 111, so as to stir and mix the sand ingredients.
The specific working procedure of the utility model is as follows: the method comprises the steps of filling different molding sand proportioning raw materials into each hopper 14, opening an electric control valve 13, controlling the electric control valve 13 of each hopper 14 to be opened more frequently, so as to form corresponding proportioning, mixing the molding sand proportioning raw materials injected into the mixing box 11, opening the control valve, injecting the molding raw materials into the molding container 21 through the discharge pipe 15, pushing the pushing block 222 to the right through the first hydraulic push rod 221, compacting and molding the molding sand between the molding container 21 and the cover plate 232 to form a molding sand sample block, upwards contracting through the second hydraulic push rod 231, lifting the cover plate 232, opening an opening on the right side, further extending the molding sand sample block through the first hydraulic push rod 221, pushing the molding sand sample block from the connecting plate 301 to the material receiving disc 4 through the pushing block 222, rotating a certain angle through the rotating motor 401, removing the block, and preparing the next molding sand block, wherein the proportioning can be started when compacting and molding, and the molding sand can be continuously prepared after the pushing block 222 and the cover plate 232 return to the initial position, namely the molding sand block connected with the next molding sand sample block.
The entire workflow is completed and what is not described in detail in this specification is well known to those skilled in the art.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. A molding sand sample preparation apparatus, characterized by comprising:
The sample preparation assembly comprises a mixing box, a stirring assembly, electric control valves and hoppers, wherein the stirring assembly is arranged in the mixing box and used for mixing raw materials of molding sand, a plurality of the electric control valves are arranged at the top of the mixing box, a plurality of the hoppers are detachably arranged at the top ends corresponding to the electric control valves, and the bottom of the mixing box is connected with a discharge pipe through the control valves; and
The molding assembly comprises a molding container, a transverse pushing assembly and a cover plate assembly, wherein the molding container is arranged at the bottom end of the material discharging pipe, openings are formed in the left end and the right end of the material discharging pipe, the transverse pushing assembly is inserted into one side of the openings and used for pushing molding sand to the other side of the openings, and the cover plate assembly is arranged on the other side of the openings and used for opening and closing the side of the openings.
2. The sand sample preparation apparatus of claim 1, further comprising a mounting base, wherein the mixing tank, the forming vessel, and the lateral pushing assembly are all mounted on the mounting base.
3. The sand sample preparation apparatus according to claim 2, wherein a joint plate extends from one side of the mounting base on a side of the molding container away from the traverse assembly, and a material receiving tray is provided on the mounting base in close proximity to the joint plate.
4. The molding sand sample preparing apparatus according to claim 3, wherein said receiving tray is connected to said mounting base by a rotary motor, and an output end of said rotary motor is connected to a center of said receiving tray.
5. The apparatus for preparing a molding sand sample according to claim 4, wherein said traverse pushing assembly comprises a first hydraulic pushing rod and a pushing block, said first hydraulic pushing rod being mounted on said mounting base, said pushing block being provided at a telescoping end of said first hydraulic pushing rod and inserted inside said molding container.
6. The sand sample preparation device of claim 5, wherein the cover plate assembly comprises a second hydraulic ram disposed on the molding receptacle and a cover plate disposed at a telescoping end of the second hydraulic ram and attached to the opening on the corresponding side of the molding receptacle.
7. The molding sand sample preparing apparatus according to claim 6, wherein a positioning cylinder is provided at a top end of the electric control valve, and a cannula is provided at a bottom of the hopper, and the cannula is inserted into an inner side of the positioning cylinder.
8. The apparatus for preparing a molding sand sample according to claim 7, wherein a stopper tube is provided at the bottom of the hopper and concentric with the outer periphery of the insertion tube, and the stopper tube is sleeved outside the positioning cylinder.
9. The sand sample preparation device of claim 8, wherein the mixing tank comprises a tank body and a top cover detachably provided on the top of the tank body.
10. The sand sample preparation device of claim 9, wherein the stirring assembly comprises a drive motor disposed on the top cover and a stirring paddle disposed on an output shaft of the drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323158859.9U CN220982846U (en) | 2023-11-22 | 2023-11-22 | Molding sand sample preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323158859.9U CN220982846U (en) | 2023-11-22 | 2023-11-22 | Molding sand sample preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982846U true CN220982846U (en) | 2024-05-17 |
Family
ID=91067014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323158859.9U Active CN220982846U (en) | 2023-11-22 | 2023-11-22 | Molding sand sample preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982846U (en) |
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2023
- 2023-11-22 CN CN202323158859.9U patent/CN220982846U/en active Active
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