CN213288594U - Lost foam casting sand box - Google Patents
Lost foam casting sand box Download PDFInfo
- Publication number
- CN213288594U CN213288594U CN202021420994.XU CN202021420994U CN213288594U CN 213288594 U CN213288594 U CN 213288594U CN 202021420994 U CN202021420994 U CN 202021420994U CN 213288594 U CN213288594 U CN 213288594U
- Authority
- CN
- China
- Prior art keywords
- box body
- sand box
- pipe
- fixedly connected
- lost foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 244000035744 Hura crepitans Species 0.000 title claims abstract description 54
- 238000010114 lost-foam casting Methods 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 50
- 238000005266 casting Methods 0.000 claims abstract description 32
- 238000005056 compaction Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 76
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 19
- 239000006004 Quartz sand Substances 0.000 abstract description 15
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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- Casting Devices For Molds (AREA)
Abstract
The utility model discloses a lost foam casting sand box, include: the four supporting columns are fixed on two sides of the top of the compaction table; the two outer boxes are fixed at the tops of the supporting columns and are connected from top to bottom; the lower sand box body is arranged in the outer box at the bottom; a cope flask body disposed within the outer box at the top; a casting device connected between the drag flask body and the cope flask body; this lost foam casting sand box forms sealed environment through the drag box body and cope flask body, casts through the casting device, accomplishes the back when the casting, drives cleaning device through rotating device and clears up the drag box body, and it is internal to clear up out the drag box with the internal quartz sand of drag box, prevents that quartz sand output is incomplete, washs the inner wall of the drag box body through belt cleaning device, prevents the impurity influence casting next time of leaving over.
Description
Technical Field
The utility model particularly relates to a lost foam casting sand box.
Background
The lost foam casting is a new process with near allowance-free and accurate molding, and the process does not need to take a mold, a parting surface or a sand core, so that a casting does not have flash, burrs or draft inclination, the size error caused by core combination is reduced, and compared with the traditional sand casting method, the mechanical processing time can be reduced by 40 to 50 percent.
The lost foam casting is a novel casting method for forming a casting after the metal liquid occupies a gasified model space and is solidified and cooled, and an essential device is a casting sand box in the lost foam casting process.
The existing casting sand box can accumulate a large amount of impurities on the inner wall of the lower sand box body after being used for a long time, the cleaning of the lower sand box body is lacked, the casting of the casting sand box can be influenced after being used for a long time, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a lost foam casting sand box, thereby reach the impurity of clearance drag box internal portion and improve work efficiency's purpose.
In order to solve the technical problem, the utility model provides a lost foam casting sand box includes: the four supporting columns are fixed on two sides of the top of the compaction table;
the two outer boxes are fixed at the tops of the supporting columns and are connected from top to bottom;
the lower sand box body is arranged in the outer box at the bottom;
a cope flask body disposed within the outer box at the top;
the casting device is connected between the lower sand box body and the upper sand box body and comprises a ventilating plate, both ends of the ventilating plate are fixedly connected with filter plates, and a negative pressure cavity is arranged between the lower sand box body and the upper sand box body;
the output pipe is communicated with one side of the lower sand box body;
the cleaning device slides on one side of the drag box body and comprises a moving pipe, one end of the moving pipe is fixedly connected with a cleaning plate, cleaning brushes are fixedly connected to two sides of the cleaning plate, and one end of the moving pipe extends out of the outer box and is fixedly connected with an annular rod;
the rotating device is fixed on the vibrating table and comprises a fixed seat, the top end of the fixed seat is fixedly connected with a motor, the output end of the motor is fixedly connected with one end of a rotating rod, and the other end of the rotating rod is in sliding connection with the annular rod;
the cleaning device is fixed on the compaction table and comprises a water tank, the top of the water tank is fixedly connected with a water pump, the water pump is communicated with the top of the water tank through a water inlet pipe, the output end of the water pump is communicated with a water outlet pipe, the water outlet pipe is communicated with the moving pipe, one side of the bottom of the water tank is communicated with a return pipe, and the return pipe is communicated with the output pipe;
and the four vent pipes are respectively communicated with the two sides of the lower sand box body and the upper sand box body.
Preferably, a plurality of support rods are fixedly connected between the lower sand box body and the outer box and between the upper sand box body and the outer box, and an opening is formed in the top of the outer box at the top.
The lower sand box body, the upper sand box body and the outer box are fixedly connected through the supporting rods, a cavity is formed between the lower sand box body and the outer box, and the metal liquid can be poured into the upper sand box body conveniently through the opening.
Preferably, the output pipe and the return pipe are both provided with valves.
Through the valve, close the valve when casting, prevent that the negative pressure is unbalanced, after the casting is accomplished, open the valve, make the internal quartz sand of drag flask export, can clear up the inside of drag flask simultaneously.
Preferably, round holes are formed in one side of the outer box and one side of the drag box body which are located at the bottom, and the outer surface of the moving pipe is in sliding connection with the inner surface of the round holes.
Through removing the pipe and sliding in the round hole, make and remove the inside that the pipe can slide at the sand box down, the removal of the clearance board of being convenient for drives the inner wall of cleaning brush to the sand box down and clears up.
Preferably, a fixed rod is fixedly connected to the rotating rod, and the outer surface of the fixed rod is in sliding connection with the inner surface of the annular rod.
The rotating rod is driven to rotate through the motor, so that the fixed rod is driven to rotate, the fixed rod is movably connected with the annular rod, the fixed rod drives the annular rod to move left and right, and the moving pipe is moved left and right.
Preferably, the cleaning plate and the cleaning brush are both of a hollow structure, and the moving pipe is communicated with the cleaning plate.
Through the suction of water pump, make the water in the water tank pass through in the inlet tube gets into the outlet pipe to in getting into the travelling tube, be hollow structure through clearance board and cleaning brush, make water pass through the clearance board and get into in the cleaning brush, thereby wash the inner wall of the drag flask body.
Preferably, a filter screen is arranged in the middle of the inner wall of the water tank.
The water pump sucks the cleaned water in the return pipe into the water tank, and clean water enters the water inlet pipe through the water pump by filtering of the filter screen, so that water recycling and water resource saving are realized.
Compared with the prior art, the utility model provides a lost foam casting sand box has following beneficial effect:
the utility model provides a lost foam casting sand box forms sealed environment through the drag box body and cope flask body, casts through the casting device, accomplishes the back when the casting, drives cleaning device through rotating device and clears up the drag box body, clears up the internal quartz sand of drag box out the drag box internal, prevents that quartz sand output is incomplete, washs the inner wall of the drag box body through belt cleaning device, prevents that the impurity of leaving over from influencing the casting of next.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a lost foam casting flask of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a top view of fig. 1.
Reference numbers in the figures: 1. the vibrating compaction device comprises a jolting platform, 11, supporting columns, 2, an outer box, 21, supporting rods, 22, openings, 3, a drag flask body, 4, a cope flask body, 5, a casting device, 51, a ventilating plate, 52, a filter plate, 53, a negative pressure cavity, 6, an output pipe, 61, a valve, 7, a cleaning device, 71, a moving pipe, 72, a cleaning plate, 73, a cleaning brush, 74, an annular rod, 75, a round hole, 8, a rotating device, 81, a fixing seat, 82, a motor, 83, a rotating rod, 84, a fixing rod, 9, a cleaning device, 91, a water tank, 92, a water pump, 93, a water inlet pipe, 94, a water outlet pipe, 95, a return pipe, 96, a filter screen, 10 and a vent pipe.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural view of a preferred embodiment of the lost foam casting flask according to the present invention; FIG. 2 is a side view of FIG. 1; fig. 3 is a top view of fig. 1. The lost foam casting sand box comprises: the device comprises a compaction table 1 and four supporting columns 11, wherein the four supporting columns 11 are fixed on two sides of the top of the compaction table 1;
the two outer boxes 2 are fixed at the tops of the support columns 11, and the two outer boxes 2 are connected from top to bottom;
a drag box body 3, the drag box body 3 being disposed inside the outer box 2 at the bottom;
a cope flask body 4, the cope flask body 4 being disposed inside the outer box 2 at the top;
the casting device 5 is connected between the drag flask body 3 and the cope flask body 4, the casting device 5 comprises a ventilating plate 51, both ends of the ventilating plate 51 are fixedly connected with filter plates 52, and a negative pressure cavity 53 is arranged between the drag flask body 3 and the cope flask body 4;
an output pipe 6, wherein the output pipe 6 is communicated with one side of the drag flask body 3;
the cleaning device 7 slides on one side of the drag flask body 3, the cleaning device 7 comprises a moving pipe 71, one end of the moving pipe 71 is fixedly connected with a cleaning plate 72, both sides of the cleaning plate 72 are fixedly connected with cleaning brushes 73, and one end of the moving pipe 71 extends out of the outer box 2 and is fixedly connected with an annular rod 74;
the rotating device 8 is fixed on the vibrating table 1, the rotating device 8 comprises a fixed seat 81, the top end of the fixed seat 81 is fixedly connected with a motor 82, the output end of the motor 82 is fixedly connected with one end of a rotating rod 83, and the other end of the rotating rod 83 is in sliding connection with the annular rod 74;
the cleaning device 9 is fixed on the vibrating table 1, the cleaning device 9 comprises a water tank 91, a water pump 92 is fixedly connected to the top of the water tank 91, the water pump 92 is communicated with the top of the water tank 91 through a water inlet pipe 93, an output end of the water pump 92 is communicated with a water outlet pipe 94, the water outlet pipe 94 is communicated with the moving pipe 71, one side of the bottom of the water tank 91 is communicated with a return pipe 95, and the return pipe 95 is communicated with the output pipe 6;
and the four vent pipes 10 are respectively communicated with two sides of the drag flask body 3 and the cope flask body 4.
The motor 82 is connected to an external power source and control switch when in use, and the water pump 92 is connected to an external power source and control button when in use.
Form sealed environment through the drag flask body 3 and the cope flask body 4, cast through casting device 5, after the casting is accomplished, drive cleaning device 7 through rotating device 8 and clear up the drag flask body 3, clear up the quartz sand in the drag flask body 3, prevent that the quartz sand output is incomplete, wash the inner wall of the drag flask body 3 through belt cleaning device 9, prevent that the impurity of leaving over from influencing the casting of next time.
A plurality of support rods 21 are fixedly connected between the lower flask body 3 and the upper flask body 4 and the outer box 2, and an opening 22 is formed in the top of the outer box 2 at the top.
The drag flask body 3 and the cope flask body 4 are fixedly connected to the outer box 2 by the support rods 21, and a cavity is formed between the drag flask body 3 and the cope flask body 4 and the outer box 2, so that the metal liquid can be poured into the cope flask body 4 through the opening 22.
The output pipe 6 and the return pipe 95 are both provided with valves 61.
The valve 61 is closed to prevent the negative pressure from being unbalanced during casting, and the valve 61 is opened to discharge the silica sand in the drag flask body 3 and clean the inside of the drag flask body 3 after casting is completed.
The movable pipe 71 slides in the round hole 75, so that the movable pipe 71 can slide in the lower sand box body 3, the cleaning plate 72 is convenient to move, and the cleaning brush 73 is driven to clean the inner wall of the lower sand box body 3.
A fixed rod 84 is fixedly connected to the rotating rod 83, and the outer surface of the fixed rod 84 is slidably connected with the inner surface of the annular rod 74.
The rotating rod 83 is driven by the motor 82 to rotate, so that the fixed rod 84 is driven to rotate, and the fixed rod 84 is movably connected with the annular rod 74, so that the fixed rod 84 drives the annular rod 74 to move left and right, and the moving pipe 71 moves left and right.
The cleaning plate 72 and the cleaning brush 73 are both hollow structures, and the moving pipe 71 is communicated with the cleaning plate 72.
Through the suction of water pump 92, make the water in the water tank 91 through the inlet tube 93 get into in the outlet pipe 94 to get into and remove in the pipe 71, be hollow structure through clearance board 72 and cleaning brush 73, make water get into in the cleaning brush 73 through clearance board 72, thereby wash the inner wall of the drag flask body 3.
A filter screen 96 is arranged in the middle of the inner wall of the water tank 91.
The water pump 92 sucks the cleaned water in the return pipe 95 into the water tank 91, and the clean water enters the water inlet pipe 93 through the water pump by filtering of the filter screen 96, so that water recycling is realized, and water resources are saved.
The utility model provides a theory of operation of lost foam casting sand box as follows: firstly, fixing an outer box 2 on a support column 11 of a compaction table 1, fixing a lower sand box body 3 and an upper sand box body 4 in the outer box 2, sealing the lower sand box body 3 and the upper sand box body 4 through sealant, arranging a lost foam and quartz sand in the lower sand box body 3, fully contacting the lost foam and the quartz sand through the compaction table 1, pumping out air in the outer box 2 through an air pump to enable a negative pressure cavity 53 to be in a negative pressure state, pouring metal liquid for casting, and rapidly cooling the outer box 2 through a vent pipe 10 after casting is finished, so that a casting is conveniently taken out; after the pouring is finished, opening a valve 61 on the output pipe 6, and outputting the quartz sand through the output pipe 6;
the motor 82 is fixed on the compaction table 1 through the fixed seat 81, the motor 82 is started to drive the rotating rod 83 to rotate, so that the fixed rod 84 is driven to move, the annular rod 74 is driven to move, the moving pipe 71 is driven to move synchronously, the cleaning plate 72 is driven to push the quartz sand in the lower sand box body 3, the quartz sand is output completely through the output pipe 6, and incomplete output of the quartz sand is prevented;
the water pump 92 is started, the valve 61 on the output pipe 6 is closed, the valve 61 on the return pipe 95 is opened, the water in the water tank 91 is sucked into the water pump 92 through the water inlet pipe 93 by the water pump 92, and then enters the water outlet pipe 94, so that the water in the water outlet pipe 94 enters the moving pipe 71, and then enters the cleaning plate 72, and is output through the cleaning brush 73, so that the inner wall of the drag box body 3 is cleaned, the moving pipe 71 is driven to move through the motor 82, so that the cleaning brush 73 can completely clean the inside of the drag box body 3, the cleaned water enters the water tank 91 through the return pipe 95, is filtered through the filter screen 96, and enters the water inlet pipe 93 to form water recycling, and water resources are saved.
Compared with the prior art, the utility model provides a lost foam casting sand box has following beneficial effect:
form sealed environment through the drag flask body 3 and the cope flask body 4, cast through casting device 5, after the casting is accomplished, drive cleaning device 7 through rotating device 8 and clear up the drag flask body 3, clear up the quartz sand in the drag flask body 3, prevent that the quartz sand output is incomplete, wash the inner wall of the drag flask body 3 through belt cleaning device 9, prevent that the impurity of leaving over from influencing the casting of next time.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The lost foam casting sand box is characterized by comprising a jolt ramming table and four supporting columns, wherein the four supporting columns are fixed on two sides of the top of the jolt ramming table;
the two outer boxes are fixed at the tops of the supporting columns and are connected from top to bottom;
the lower sand box body is arranged in the outer box at the bottom;
a cope flask body disposed within the outer box at the top;
the casting device is connected between the lower sand box body and the upper sand box body and comprises a ventilating plate, both ends of the ventilating plate are fixedly connected with filter plates, and a negative pressure cavity is arranged between the lower sand box body and the upper sand box body;
the output pipe is communicated with one side of the lower sand box body;
the cleaning device slides on one side of the drag box body and comprises a moving pipe, one end of the moving pipe is fixedly connected with a cleaning plate, cleaning brushes are fixedly connected to two sides of the cleaning plate, and one end of the moving pipe extends out of the outer box and is fixedly connected with an annular rod;
the rotating device is fixed on the vibrating table and comprises a fixed seat, the top end of the fixed seat is fixedly connected with a motor, the output end of the motor is fixedly connected with one end of a rotating rod, and the other end of the rotating rod is in sliding connection with the annular rod;
the cleaning device is fixed on the compaction table and comprises a water tank, the top of the water tank is fixedly connected with a water pump, the water pump is communicated with the top of the water tank through a water inlet pipe, the output end of the water pump is communicated with a water outlet pipe, the water outlet pipe is communicated with the moving pipe, one side of the bottom of the water tank is communicated with a return pipe, and the return pipe is communicated with the output pipe;
and the four vent pipes are respectively communicated with the two sides of the lower sand box body and the upper sand box body.
2. A lost foam casting flask as defined in claim 1, wherein: a plurality of support rods are fixedly connected between the lower sand box body and the upper sand box body and the outer box, and an opening is formed in the top of the outer box at the top.
3. A lost foam casting flask as defined in claim 1, wherein: the output pipe and the return pipe are both provided with valves.
4. A lost foam casting flask as defined in claim 1, wherein: round holes are formed in one sides of the outer box and the lower sand box body, which are located at the bottom, and the outer surface of the moving pipe is in sliding connection with the inner surface of the round holes.
5. A lost foam casting flask as defined in claim 1, wherein: the fixed rod is fixedly connected to the rotating rod, and the outer surface of the fixed rod is in sliding connection with the inner surface of the annular rod.
6. A lost foam casting flask as defined in claim 1, wherein: the cleaning plate and the cleaning brush are both of hollow structures, and the moving pipe is communicated with the cleaning plate.
7. A lost foam casting flask as defined in claim 1, wherein: and a filter screen is arranged in the middle of the inner wall of the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021420994.XU CN213288594U (en) | 2020-07-10 | 2020-07-10 | Lost foam casting sand box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021420994.XU CN213288594U (en) | 2020-07-10 | 2020-07-10 | Lost foam casting sand box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213288594U true CN213288594U (en) | 2021-05-28 |
Family
ID=76021527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021420994.XU Expired - Fee Related CN213288594U (en) | 2020-07-10 | 2020-07-10 | Lost foam casting sand box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213288594U (en) |
-
2020
- 2020-07-10 CN CN202021420994.XU patent/CN213288594U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |