CN221454265U - Automatic sand filtering type floating machine for investment casting - Google Patents
Automatic sand filtering type floating machine for investment casting Download PDFInfo
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- CN221454265U CN221454265U CN202322981282.5U CN202322981282U CN221454265U CN 221454265 U CN221454265 U CN 221454265U CN 202322981282 U CN202322981282 U CN 202322981282U CN 221454265 U CN221454265 U CN 221454265U
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- box
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- 239000004576 sand Substances 0.000 title claims abstract description 109
- 238000001914 filtration Methods 0.000 title claims abstract description 31
- 238000005495 investment casting Methods 0.000 title claims abstract description 22
- 238000012216 screening Methods 0.000 claims abstract description 38
- 239000000428 dust Substances 0.000 claims abstract description 34
- 244000035744 Hura crepitans Species 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 34
- 238000007599 discharging Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000036541 health Effects 0.000 abstract description 4
- 238000005192 partition Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006255 coating slurry Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses an automatic sand filtering type sand floating machine for investment casting, which comprises a base, a sand floating box, a screening device and a dust removing device, wherein the base is provided with a sand filtering hole; the base is provided with a foundation pit, the screening device is arranged in the foundation pit, and the floating sand box and the dust removing device are arranged on the upper part of the base; the floating sand box is provided with a sand pouring opening and a sand inlet, the screening device is provided with a feed inlet and a discharge opening, the dust removing device is respectively communicated with the sand pouring opening and the feed inlet, and the discharge opening is communicated with the sand inlet. Through adopting above-mentioned structure can realize the automatic sand filter of sand machine, and simple structure, easy and simple to handle. Compared with the existing manual sand filtering mode, the labor intensity is greatly reduced, the production time is saved, the production efficiency is improved, dust pollution is reduced, and the physical health of workers is protected.
Description
Technical Field
The utility model relates to the technical field of sand floats, in particular to an automatic sand filtering type sand float for investment casting.
Background
In the mould shell manufacturing process in the investment casting industry, various sand materials are adhered to a wax mould for coating slurry by using equipment such as a sand shower, a sand floating machine and the like to form a layer of mould shell. In the operation process, because the slurry is always in a semi-solidification state, part of the slurry falls into the sand when the sand is adhered, so that the sand contains more dry slurry adhered with fine sand powder, the dry slurry has larger specific gravity and gradually falls into the bottom of the floating sand machine to block a grid at the air inlet of the floating sand machine, and the floating sand effect is affected; meanwhile, when large-particle dry slurry is coated, the sizes of openings of elongated holes and narrow grooves are easy to be reduced, and the quality of the mould shell is influenced.
In today's production model, after the occurrence of dry pulp, it is necessary to manually discharge all the sand from the equipment, place a screen above the sand float, and re-add the sand to the equipment after manual filtration. At least twice per shift sand screening, the labor intensity of staff in the process is high, the efficiency is low, dust is serious during sand screening, and the influence on staff occupational health is high.
Disclosure of utility model
The utility model aims to provide an automatic sand filtering type sand floating machine for investment casting, which is used for solving the problems of more impurities in sand, complex screening operation and severe operation environment in the existing shell manufacturing process.
In order to achieve the above purpose, the utility model provides an automatic sand filtering type sand floating machine for investment casting, which comprises a base, a sand floating box, a screening device and a dust removing device; the base is provided with a foundation pit, the screening device is arranged in the foundation pit, and the floating sand box and the dust removing device are arranged on the upper part of the base; the sand box has pouring sand mouth and sand inlet, the screening device has feed inlet and discharge gate, dust collector respectively with pouring sand mouth with the feed inlet intercommunication, the discharge gate with the sand inlet intercommunication.
As a preferred embodiment of the application, the floating flask comprises a base and a box body rotatably connected with the base, the sand pouring opening is arranged on one side of the box body facing the screening device, and a partition plate capable of closing or opening the sand pouring opening is arranged on the sand pouring opening.
As a preferred embodiment of the application, the sand pouring device further comprises a baffle driving piece and a box body driving piece, wherein the baffle driving piece is connected with the baffle, and the baffle can close or open the sand pouring opening under the driving of the baffle; the box driving piece is connected with the box body, and the box body can be overturned relative to the base under the driving of the box driving piece.
As a preferred embodiment of the application, a first rotating shaft is arranged at the lower part of the box body close to one side of the screening device, a second fixing seat is arranged at one side of the base close to the screening device, and the first rotating shaft is rotatably connected with the second fixing seat; the upper part of one side of the box body, which is far away from the screening device, is provided with a first fixing seat, the first fixing seat is provided with a fixed bearing and a second rotating shaft, and the box body driving piece is in transmission fit with the box body through the second rotating shaft and the first fixing seat; the base is also provided with an air inlet which is communicated with the inside of the box body.
As a preferred embodiment of the application, the screening device comprises a filtering assembly and a screening assembly, wherein the filtering assembly comprises a filter plate arranged at the opening of the foundation pit and a collecting hopper arranged inside the foundation pit; the screening assembly comprises a shell, a screen, a vibrating motor and a material collecting groove, wherein the screen, the vibrating motor and the material collecting groove are arranged in the shell, and the material collecting groove is arranged below the screen.
As a preferred embodiment of the application, the sand lifting device further comprises a lifting assembly, wherein the lifting assembly comprises a lifting bracket, a lifting part and a lifting driving part, and the lifting part can lift sand under the driving of the lifting driving part;
The screening component also comprises a feeding cylinder arranged at the upper part of the shell and a discharging cylinder arranged at the lower part of the shell; the shell is arranged on the upper portion of the lifting support, the lifting piece can be communicated with the inside of the shell through the feeding barrel, and the material collecting groove can be communicated with the sand inlet through the discharging hole.
As a preferable implementation mode of the application, the material piece is a material lifting screw, the material lifting driving piece is a motor matched with the material lifting screw in a transmission way, the lower end of the material lifting screw stretches into the collecting hopper, and the upper end of the material lifting screw is communicated with the feeding barrel.
As a preferred embodiment of the present application, the screen is fixed to the inner wall of the housing by a screen fixing pin; the side part of the shell is also provided with a drain outlet, and the height of the drain outlet is not lower than that of the screen.
As a preferred embodiment of the present application, the dust removing device includes a dust hood disposed above the filter plate and the collection hopper; an air guiding opening is formed in the side portion of the dust collecting cover, and the air guiding opening is connected with external air guiding dust removing equipment.
As a preferred embodiment of the present application, the foundation pit further comprises an access hole, the access hole is communicated with the foundation pit, and a grid is arranged at the upper part of the access hole.
By adopting the technical scheme, the application has the following beneficial effects:
1. Through adopting above-mentioned structure can realize the automatic sand filter of sand machine, and simple structure, easy and simple to handle. Compared with the existing manual sand filtering mode, the labor intensity is greatly reduced, the production time is saved, the production efficiency is improved, and the physical health of workers is protected.
2. Through the arrangement of the dust removing device, the automatic sand filtering type floating sand machine for investment casting can realize automatic sand filtering and green sand filtering operation, reduce dust emission pollution in the sand filtering process, protect the health of workers, and simultaneously facilitate the clean production environment, improve the environmental protection of equipment and meet the requirements of green production.
3. The automation and intelligent degree of the equipment can be further improved by setting control components such as a time relay or a PLC control cabinet, and the production efficiency is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of an exemplary automatic sand filter type float machine for investment casting;
FIG. 2 is a schematic illustration of the structure of a drag flask in one example;
FIG. 3 is a schematic view of a portion of the structure of a screening apparatus in one example;
FIG. 4 is a schematic illustration of the structure of a screen assembly in one example;
Fig. 5 is a schematic structural view of a dust hood in one example.
List of parts and reference numerals:
1, a base;
2, a grid;
The screen device comprises a 3 screening device, a 301 material lifting support, a 302 material lifting driving piece, a 303 material lifting piece, a 304 screening component, a 3041 feeding cylinder, a 3042 shell, a 3043 sewage outlet, a 3044 fixing screw, a 3045 discharging cylinder, a 3046 collecting tank, a 3047 vibrating motor, a 3408 screen fixing pin and a 3049 screen; 305, 306 collection hoppers;
4, a dust removing device, a 401 dust collecting cover and a 402 air guiding opening;
The sand box comprises a 5-float sand box, a 501 box body, a 502 sand bearing plate, a 503 first fixing seat, a 504 fixed bearing, a 505 first rotating shaft, a 506 box body driving piece, a 507 air inlet, a 508 second rotating shaft, a 509 second fixing seat, 510 anchor screws and a 511 partition plate driving piece.
Detailed Description
In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.
As shown in fig. 1-5, in one example, the present application provides an automatic sand-filtering type sand float machine for investment casting, which mainly comprises a base 1, a float flask 5, a screening device 3 and a dust removing device 4. With continued reference to fig. 1, the base 1 is provided with a foundation pit, the screening device 3 is arranged in the foundation pit, and the floating sand box 5 and the dust removing device 4 are arranged at the upper part of the base 1; the floating sand box 5 is provided with a sand pouring opening and a sand inlet, the screening device 3 is provided with a feed inlet and a discharge opening, the dust removing device 4 is respectively communicated with the sand pouring opening and the feed inlet, and the discharge opening is communicated with the sand inlet.
In one example, referring to fig. 1 and 2, the floating flask 5 includes a base and a box 501 rotatably connected to the base, a sand bearing plate 502 for bearing sand is provided in the box 501, the sand bearing plate 502 is a steel plate with uniformly distributed through holes, a sand pouring opening is provided on one side of the box 501 facing the screening device 3, and a partition plate capable of closing or opening the sand pouring opening is provided on the sand pouring opening. With continued reference to fig. 2, the flask 5 further includes a partition plate driving member 511 and a box body driving member 506, where the partition plate driving member 511 is connected to a partition plate, and the partition plate can close or open the pouring port under the driving of the partition plate; the case driving member 506 is connected to the base and the case 501, respectively, and the case 501 can be turned over relative to the base by the driving of the case driving member 506. As a preferred embodiment of this example, with continued reference to fig. 2, a first rotating shaft 505 is disposed at a lower portion of the case 501 near the side of the screening device 3, a second fixing seat 509 is disposed at a side of the base near the screening device 3, and a fixed bearing 504 matched with the first rotating shaft 505 is disposed on the second fixing seat 509; the upper part of one side of the box body 501 far away from the screening device 3 is provided with a first fixing seat 503, the first fixing seat 503 is provided with a second rotating shaft 508, and the box body driving piece 506 is in transmission fit with the box body 501 through the second rotating shaft 508 and the first fixing seat 503; the base is also provided with an air inlet 507, and the air inlet 507 is communicated with the inside of the box 501. Preferably, the first fixing base 503 and the box driving member 506 are fixed to the base 1 by anchor screws 510.
Referring to fig. 2, in a preferred example, the case driving member 506 is a first driving cylinder, a cylinder base of which is fixed to the base 1 by a set screw 510, the cylinder of which is rotatable with respect to the cylinder base, a piston rod of which is rotatably connected to a second rotation shaft 508 provided on the first fixing seat 503, and when the piston rod of which moves upward, one end of the case 501 away from the sieving device 3 is pushed to be lifted so that the case 501 is entirely deflected around the first rotation shaft 505 toward the sieving device 3; the baffle driving piece 511 is a second driving cylinder arranged on the box body 501, the cylinder body base of the second driving cylinder is fixed on the box body 501, the cylinder body of the second driving cylinder can rotate relative to the cylinder body base, or the second driving cylinder is fixed on the box body 501 through a cylinder body support, the cylinder body of the second driving cylinder can rotate relative to the cylinder body support, a piston rod of the second driving cylinder is connected with the baffle and is in running fit with the baffle, and the baffle is driven to seal or open the sand pouring opening through movement of the piston rod. Through the cooperation of first actuating cylinder and second actuating cylinder, can get into filter assembly through dust collector 4 with the sand material in the box 501.
In one example, referring to fig. 1, 3 and 4, the screening apparatus 3 includes a filter assembly including a filter plate 305 disposed at the opening of the pit, a collection hopper 306 disposed inside the pit, and a screening assembly 304; the screen assembly 304 includes a housing 3042 and a screen 3049, a vibration motor 3047, and an aggregate tank 3046 disposed inside the housing 3042, the aggregate tank 3046 being disposed below the screen 3049. With continued reference to fig. 1 and 3, the sand lifting device further comprises a lifting assembly, wherein the lifting assembly comprises a lifting support 301, a lifting member 303 and a lifting driving member 302, and the lifting member 303 can lift sand under the driving of the lifting driving member 302. As a preferred embodiment of the present example, referring to fig. 3 and 4, the screen assembly 304 further includes a feed cylinder 3041 disposed at an upper portion of the housing 3042 and a discharge cylinder 3045 disposed at a lower portion of the housing 3042; the shell 3042 is disposed on the upper portion of the lifting support 301, the lifting member 303 can be communicated with the interior of the shell 3042 through the feeding cylinder 3041, and the material collecting groove 3046 can be communicated with the sand inlet through the discharging hole. Preferably, referring to fig. 4, the screen 3049 is fixed on the inner wall of the housing 3042 by a screen fixing pin 3408; a drain outlet 3043 is further formed in the side portion of the housing 3042, and the height of the drain outlet 3043 is not lower than the height of the screen 3049.
It should be noted that the type and mechanism of the material lifting member 303 and the material lifting driving member 302 are not particularly limited in the present application, and in a preferred example, the material lifting member is a material lifting screw, the material lifting driving member 302 is a motor that is in driving engagement with the material lifting screw, a lower end of the material lifting screw extends into the collecting hopper 306, and an upper end of the material lifting screw is in communication with the feeding barrel 3041. Of course, other, more different lifters 303 and lifter drives 302 may be used. In this example, the lifting screw can lift the sand in the collecting hopper 306 to a high position, and convey the sand into the housing 3042 through the feeding cylinder 3041, the sand in the housing 3042 is screened by the screen 3049 and the vibration motor 3047, the sand meeting the requirements enters the collecting tank 3046 and returns to the box 501 again through the discharging cylinder 3045 and the sand inlet, and the sand not meeting the requirements is discharged through the drain 3043 arranged at the side part of the housing 3042. As a preferred embodiment of the present application, and as will be described with continued reference to fig. 4, a screen 3049 is provided in an upwardly projecting manner within the housing 3042 in a manner that further facilitates the removal of undesirable and desired sand through the drain 3043.
In one example, referring to fig. 1, 3 and 5, the dust removing device 4 includes a dust hood 401, and the dust hood 401 is disposed above the filter plate 305 and the collection hopper 306; an air guiding opening 402 is formed in the side portion of the dust collecting cover 401, and the air guiding opening 402 is connected with external air guiding dust removing equipment.
As a preferred embodiment of the present application, referring to fig. 1, the automatic sand filter type sand float machine for investment casting of the present application further comprises an access port which communicates with the foundation pit, and a grill 2 is provided at an upper portion of the access port. The equipment working condition inside the foundation pit can be observed through the grating 2, and equipment inside the foundation pit can be directly maintained through the access hole after the grating 2 is opened.
As a preferable implementation mode of the application, the automatic sand filtering type floating machine for investment casting can manually control and start an automatic sand filtering process, can also be provided with a time relay or a control device such as a PLC control cabinet and the like to realize the timing starting of the automatic sand filtering process or the real-time starting of the automatic sand filtering process according to the working condition of equipment, further reduces the labor intensity of workers and improves the automation and intelligent degree of the equipment.
The technical solution protected by the present utility model is not limited to the above embodiments, and it should be noted that, the combination of the technical solution of any one embodiment with the technical solution of the other embodiment or embodiments is within the scope of the present utility model. While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (10)
1. The automatic sand filtering type sand floating machine for investment casting is characterized by comprising a base, a sand floating box, a screening device and a dust removing device; the base is provided with a foundation pit, the screening device is arranged in the foundation pit, and the floating sand box and the dust removing device are arranged on the upper part of the base; the sand box has pouring sand mouth and sand inlet, the screening device has feed inlet and discharge gate, dust collector respectively with pouring sand mouth with the feed inlet intercommunication, the discharge gate with the sand inlet intercommunication.
2. The automatic sand-filtering type sand-floating machine for investment casting according to claim 1, wherein the sand-floating box comprises a base and a box body rotatably connected with the base, the sand pouring opening is arranged on one side of the box body, which faces the screening device, and the sand pouring opening is provided with a baffle plate capable of closing or opening the sand pouring opening.
3. The automatic sand-filtering type floating machine for investment casting according to claim 2, further comprising a baffle driving member and a box driving member, wherein the baffle driving member is connected with the baffle, and the baffle can close or open the sand pouring opening under the driving of the baffle; the box driving piece is connected with the box body, and the box body can be overturned relative to the base under the driving of the box driving piece.
4. The automatic sand-filtering type sand-floating machine for investment casting according to claim 3, wherein a first rotating shaft is arranged at the lower part of one side of the box body, which is close to the sieving device, and a second fixing seat is arranged at one side of the base, which is close to the sieving device, and the first rotating shaft is rotationally connected with the second fixing seat; the upper part of one side of the box body, which is far away from the screening device, is provided with a first fixing seat, the first fixing seat is provided with a fixed bearing and a second rotating shaft, and the box body driving piece is in transmission fit with the box body through the second rotating shaft and the first fixing seat; the base is also provided with an air inlet which is communicated with the inside of the box body.
5. The automatic sand-filtering type floating sand machine for investment casting according to claim 3, wherein the screening device comprises a filtering assembly and a screening assembly, the filtering assembly comprises a filter plate arranged at the opening of the foundation pit and a collecting hopper arranged inside the foundation pit; the screening assembly comprises a shell, a screen, a vibrating motor and a material collecting groove, wherein the screen, the vibrating motor and the material collecting groove are arranged in the shell, and the material collecting groove is arranged below the screen.
6. The automatic sand-filtering type floating sand machine for investment casting of claim 5, further comprising a lifting assembly, wherein the lifting assembly comprises a lifting bracket, a lifting piece and a lifting driving piece, and the lifting piece can lift sand under the driving of the lifting driving piece;
The screening component also comprises a feeding cylinder arranged at the upper part of the shell and a discharging cylinder arranged at the lower part of the shell; the shell is arranged on the upper portion of the lifting support, the lifting piece can be communicated with the inside of the shell through the feeding barrel, and the material collecting groove can be communicated with the sand inlet through the discharging hole.
7. The automatic sand filtering type sand floating machine for investment casting according to claim 6, wherein the material lifting part is a material lifting screw, the material lifting driving part is a motor matched with the material lifting screw in a transmission manner, the lower end of the material lifting screw stretches into the collecting hopper, and the upper end of the material lifting screw is communicated with the feeding cylinder.
8. The automatic sand screen for investment casting of claim 6, wherein the screen is fixedly arranged on the inner wall of the shell through a screen fixing pin; the side part of the shell is also provided with a drain outlet, and the height of the drain outlet is not lower than that of the screen.
9. The automatic sand-filtering type floating sand machine for investment casting according to claim 8, wherein the dust removing device comprises a dust hood, and the dust hood is arranged above the filter plate and the collecting hopper; an air guiding opening is formed in the side portion of the dust collecting cover, and the air guiding opening is connected with external air guiding dust removing equipment.
10. The automatic sand filter type sand floating machine for investment casting of claim 3, further comprising an access port, wherein the access port is communicated with the foundation pit, and a grid is arranged on the upper part of the access port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322981282.5U CN221454265U (en) | 2023-11-03 | 2023-11-03 | Automatic sand filtering type floating machine for investment casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322981282.5U CN221454265U (en) | 2023-11-03 | 2023-11-03 | Automatic sand filtering type floating machine for investment casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221454265U true CN221454265U (en) | 2024-08-02 |
Family
ID=92339008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322981282.5U Active CN221454265U (en) | 2023-11-03 | 2023-11-03 | Automatic sand filtering type floating machine for investment casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221454265U (en) |
-
2023
- 2023-11-03 CN CN202322981282.5U patent/CN221454265U/en active Active
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