CN221018539U - Sand adder for lost foam casting - Google Patents
Sand adder for lost foam casting Download PDFInfo
- Publication number
- CN221018539U CN221018539U CN202322728533.9U CN202322728533U CN221018539U CN 221018539 U CN221018539 U CN 221018539U CN 202322728533 U CN202322728533 U CN 202322728533U CN 221018539 U CN221018539 U CN 221018539U
- Authority
- CN
- China
- Prior art keywords
- sand
- box
- baffle
- lost foam
- box body
- 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.)
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- 239000004576 sand Substances 0.000 title claims abstract description 75
- 238000010114 lost-foam casting Methods 0.000 title claims abstract description 32
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 62
- 230000008901 benefit Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 244000035744 Hura crepitans Species 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000006004 Quartz sand Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010115 full-mold casting Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Casting Devices For Molds (AREA)
Abstract
The utility model relates to the technical field of sand applicators, and discloses a sand applicator for lost foam casting, which comprises a box body, wherein the top surface of the box body is fixedly connected with a booster pump and a hopper, a retainer ring is fixedly connected to the inner wall of a pipe of the hopper, the lower surface of the retainer ring is fixedly connected with a first semicircular plate, the lower surface of the first semicircular plate is fixedly connected with a first rotating sleeve, the center of the first rotating sleeve is inserted into a shaft rod, the outer surface of the shaft rod is rotationally connected with a second rotating sleeve, and the top end of the second rotating sleeve is fixedly connected with a second semicircular plate. According to the utility model, the electric push rod is started to drive the lug, the lug drives the baffle to move, so that the positions of the through holes on the baffle are changed, sand in the box body falls when the baffle is moved to align the through holes with the sand dropping holes, and the sand in the box body does not fall any more when the baffle is moved to completely shield the sand dropping holes, and the bottom of the box body is provided with a plurality of sand dropping holes which are arranged at equal intervals, so that the sand is uniformly dropped.
Description
Technical Field
The utility model relates to the technical field of sand applicators, in particular to a sand applicator for lost foam casting.
Background
The lost foam casting is also called full mold casting, is full mold casting by adopting a non-adhesive dry sand combined vacuum pumping technology, is a novel casting method for forming a casting after bonding and combining foam models with the size and shape similar to those of the casting into a model cluster, brushing refractory coating, drying, burying the model in the dry quartz sand for vibration molding, pouring under negative pressure, gasifying the model, enabling liquid metal to occupy the position of the model, and solidifying and cooling; the method has the advantages of good casting quality, low cost and high precision.
According to the search, chinese patent literature, bulletin number: CN210387456U discloses a sand adding device for lost foam casting, through setting up pneumatic cylinder, installation cover, sand adding side's pipe, electric valve, buffer baffle, fixing base, connecting block, from reset hinge, braced bottom plate, battery box, oil storage tank and gear pump for people can stretch into the both sides of mould with sand adding side's pipe, and utilize the pneumatic cylinder to realize the regulation to sand adding side's pipe height, utilize buffer baffle cooperation to realize the buffering to quartz sand impact force from reset hinge simultaneously, thereby effectually reduced the dust that produces with sand in-process, environmental protection effect is good. However, the sand adding device still has the defect that sand can not be added into the sand box uniformly in the actual use process, so that the sand can be accumulated on a certain block of the sand box, and further, a worker is required to pave manually.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the sand adder for lost foam casting, which has the advantages of being capable of uniformly adding sand into a sand box, preventing dust from being generated in the sand adding process and the like, and solves the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sand adder for lost foam casting, includes the box, the top surface fixed connection booster pump and the hopper of box, fixed connection retaining ring on the pipe inner wall of hopper, the first semicircle board of lower fixed surface connection of retaining ring, the first cover that rotates of lower fixed surface connection of first semicircle board, the center of first cover that rotates inserts the axostylus axostyle, the surface rotation of axostylus axostyle is connected the second and is rotated the cover, the top fixed connection second semicircle board of second rotation cover, the bottom of box runs through and sets up the knockout hole, just the bottom fixed connection slide rail of box, set up the gyro wheel in the slide rail, the top installation baffle of gyro wheel, the both sides fixed connection ear piece of baffle, the surface fixed connection electric putter of ear piece, the surface fixed connection supporting shoe of box, the bottom fixed connection bracing piece of supporting shoe.
Preferably, the lower surface of the second semicircular plate is fixedly connected with two second rotating sleeves, and two ends of the shaft rod are rotatably connected to the inner wall of the pipe of the hopper.
Through the technical scheme, the second semicircular plate cannot be attached to the lower surface of the check ring in a normal state, so that sand is added from the hopper and then falls into the box for storage, and the sand is added later for use.
Preferably, the outer surface of the baffle plate is provided with a plurality of through holes in a penetrating mode, the diameter of each through hole is equal to that of each knockout hole, and the diameter of each through hole is equal to that of each knockout hole.
Through the technical scheme, the bottom of the supporting rod is provided with the movable wheels, the box body can be moved to the upper side of the lost foam casting box, after the through holes on the baffle plate are aligned with the sand falling holes, sand in the box body can freely fall into the lost foam casting box, and due to the fact that the plurality of equidistant sand falling holes are formed, sand falling can be uniform, and therefore sand cannot be accumulated in a certain position in the lost foam casting box.
Preferably, the electric push rod is arranged on two sides of the box body, and a plurality of groups of transparent shielding curtains are bolted on two sides of the box body and the bottom of the sliding rail.
Through above-mentioned technical scheme, can drive the ear piece through starting electric putter, the ear piece drives the baffle and removes, and then makes the through-hole position on the baffle change, then the sand whereabouts in the box when removing the baffle and making its through-hole and knockout hole align, then the sand in the box no longer falls after removing the baffle and making it shelter from the knockout hole completely, can play certain dustproof effect around setting up a plurality of transparent shielding curtains protection in the lost foam casting incasement.
Preferably, a plurality of rollers are arranged on the lower surface of the baffle close to the two sides, and a short groove is formed in the outer surface of the sliding rail.
Through above-mentioned technical scheme, when the baffle removed, the gyro wheel rolls in the slide rail, so can reduce the resistance when the baffle removes, and the slide rail can play the guide effect to the baffle.
Preferably, the air outlet end of the booster pump extends into the box body, and the outer surfaces of the first rotating sleeve and the second rotating sleeve are fixedly connected with a barrier strip.
Through above-mentioned technical scheme, through starting booster pump to the pressure boost in to the box, the pressure grow in this box can accelerate the speed that the sand fell, and then improve the efficiency that adds the sand to the lost foam casting incasement, because at the equal fixed connection blend stop of the surface of first cover of rotating and second cover of rotating for under the condition of not pressurizing, the second semicircle board can not be ninety degrees contained angles with first semicircle board, but is less than ninety degrees contained angles, the gaseous second semicircle board of jack-up after the pressure boost in so the box, the second semicircle board can rotate around the axostylus axostyle and laminate at the lower surface of retaining ring, and then the shutoff of the pipe with the hopper, so make the box can accomplish the pressurization gradually.
Compared with the prior art, the utility model provides the sand adder for lost foam casting, which has the following beneficial effects:
1. According to the utility model, the electric push rod is started to drive the lug, the lug drives the baffle to move, so that the positions of the through holes on the baffle are changed, sand in the box body falls when the baffle is moved to align the through holes with the sand dropping holes, the sand in the box body does not fall after the baffle is moved to completely shade the sand dropping holes, and the sand dropping holes which are arranged at equal intervals are formed in the bottom of the box body, so that the sand is uniformly dropped, and the sand is not accumulated in a certain position in the lost foam casting box.
2. According to the utility model, the booster pump is started to boost the pressure in the box body, so that the falling speed of sand can be increased, the efficiency of adding sand into the lost foam casting box is improved, and as the outer surfaces of the first rotating sleeve and the second rotating sleeve are fixedly connected with one baffle strip, the second semicircular plate does not form an included angle of ninety degrees with the first semicircular plate but is smaller than the included angle of ninety degrees under the condition that the pressure is not increased, and after the pressure is increased in the box body, the second semicircular plate can jack up the second semicircular plate, rotate around the shaft rod and be attached to the lower surface of the retainer ring, and then the pipe of the hopper is blocked, so that the box body can be gradually pressurized.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a partial perspective view of the structure of the present utility model;
FIG. 3 is a schematic perspective view of a structural baffle, roller and ear of the present utility model;
FIG. 4 is a schematic view in partial cross-section of the structure of the present utility model;
FIG. 5 is a schematic cross-sectional view of a structural hopper tube of the present utility model;
Fig. 6 is an enlarged partial schematic view of a in fig. 5, which is a structural diagram of the present utility model.
Wherein: 1. a case; 2. a booster pump; 3. a hopper; 4. a retainer ring; 5. a first semicircular plate; 6. a first rotating sleeve; 7. a shaft lever; 8. a second rotating sleeve; 9. a second semicircular plate; 10. a knockout hole; 11. a slide rail; 12. a roller; 13. a baffle; 14. ear pieces; 15. an electric push rod; 16. a support block; 17. a support rod; 18. a transparent barrier curtain; 19. and a barrier strip.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a sand adder for lost foam casting comprises a box body 1, wherein a booster pump 2 and a hopper 3 are fixedly connected to the top surface of the box body 1, a retainer ring 4 is fixedly connected to the inner wall of a pipe of the hopper 3, the lower surface of the retainer ring 4 is fixedly connected with a first semicircular plate 5, the lower surface of the first semicircular plate 5 is fixedly connected with a first rotating sleeve 6, the center of the first rotating sleeve 6 is inserted into a shaft rod 7, the outer surface of the shaft rod 7 is rotationally connected with a second rotating sleeve 8, the top end of the second rotating sleeve 8 is fixedly connected with a second semicircular plate 9, a sand falling hole 10 is formed in the bottom of the box body 1 in a penetrating manner, a sliding rail 11 is fixedly connected to the bottom of the box body 1, a roller 12 is arranged in the sliding rail 11, a baffle 13 is arranged at the top of the roller 12, lugs 14 are fixedly connected to the two sides of the baffle 13, the outer surface of the lugs 14 is fixedly connected with an electric push rod 15, the outer surface of the box body 1 is fixedly connected with a supporting block 16, and the bottom of the supporting block 16 is fixedly connected with a supporting rod 17.
Specifically, the lower surface of the second semicircular plate 9 is fixedly connected with two second rotating sleeves 8, and two ends of the shaft lever 7 are rotatably connected to the inner wall of the pipe of the hopper 3. The sand feeding device has the advantages that the second semicircular plate 9 is not attached to the lower surface of the retainer ring 4 in a normal state, so that sand is added from the hopper 3 and then falls into the box body 1 for storage, and the sand is fed later for use.
Specifically, the outer surface of the baffle 13 is provided with a plurality of through holes in a penetrating manner, the diameter of the through holes is equal to that of the knockout holes 10, and the diameter of the through holes is equal to that of the knockout holes 10. The sand casting device has the advantages that the bottom end of the supporting rod 17 is provided with the moving wheel, the box body 1 can be moved to the upper side of the lost foam casting box, after the through holes on the baffle 13 are aligned with the sand falling holes 10, sand in the box body 1 can freely fall into the lost foam casting box, and due to the fact that the plurality of the sand falling holes 10 which are arranged at equal intervals are arranged, sand falling is uniform, and sand cannot be accumulated in a certain position in the lost foam casting box.
Specifically, the electric push rods 15 are installed on two sides of the box 1, and a plurality of groups of transparent shielding curtains 18 are bolted on two sides of the box 1 and the bottom of the sliding rail 11. The advantage is, can drive ear piece 14 through starting electric putter 15, and ear piece 14 drives baffle 13 and removes, and then makes the through-hole position on the baffle 13 change, then the sand in the box 1 whereabouts when removing baffle 13 and making its through-hole and knockout hole 10 align, and then the sand in the box 1 no longer falls after removing baffle 13 makes it shelter from knockout hole 10 completely, can play certain dustproof effect around the protection of a plurality of transparent shielding curtains 18 in the lost foam casting case through setting up.
Specifically, a plurality of rollers 12 are installed on the lower surface of the baffle 13 near the two sides, and a short groove is formed on the outer surface of the sliding rail 11. The advantage is that when baffle 13 moves, gyro wheel 12 rolls in slide rail 11, so can reduce the resistance when baffle 13 moves, and slide rail 11 can play the guide effect to baffle 13.
Specifically, the air outlet end of the booster pump 2 extends into the box body 1, and the outer surfaces of the first rotating sleeve 6 and the second rotating sleeve 8 are fixedly connected with a barrier strip 19. The advantage is, through starting booster pump 2 to the pressure boost in box 1, the pressure grow in so box 1 can accelerate the speed that the sand falls, and then improve the efficiency of adding the sand to the lost foam casting incasement, owing to at the equal fixed connection blend stop 19 of the surface of first swivel 6 and second swivel 8 for under the condition of not pressurizing, second semicircle board 9 can not be ninety degrees contained angles with first semicircle board 5, but be less than ninety degrees contained angles, so the internal pressurized gas of box 1 can jack-up second semicircle board 9, second semicircle board 9 can rotate around axostylus axostyle 7 and laminate at the lower surface of retaining ring 4, and then with the shutoff of the pipe of hopper 3, so make box 1 can accomplish the pressurization gradually.
When the sand box is used, firstly sand is injected into the box body 1 through the hopper 3, then the box body 1 is moved to the upper part of the lost foam casting box, the electric push rod 15 is started to drive the ear block 14, the ear block 14 drives the baffle 13 to move, and then the through holes on the baffle 13 are aligned with the sand falling holes 10, at the moment, the sand in the box body 1 falls into the lost foam casting box, a certain dustproof effect can be achieved by arranging a plurality of transparent shielding curtains 18 to protect the periphery in the lost foam casting box, the sand falling holes 10 arranged at equal intervals can be used for enabling the sand to fall uniformly, the booster pump 2 can be started to boost the pressure in the box body 1 in the sand adding process, so that the pressure in the box body 1 can be increased, after the sand is filled in the lost foam casting box, the electric push rod 15 is started again, so that the position of the baffle 13 is changed, the sand falling holes 10 are blocked, and at the moment, sand is not added.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sand adder for lost foam casting, includes box (1), its characterized in that: the utility model provides a box, including box (1), top surface fixed connection booster pump (2) and hopper (3), fixed connection retaining ring (4) on the pipe inner wall of hopper (3), first semicircle board (5) of lower fixed surface connection of retaining ring (4), first rotation cover (6) of lower fixed surface connection of first semicircle board (5), the center of first rotation cover (6) inserts axostylus axostyle (7), the surface rotation of axostylus axostyle (7) is connected second rotation cover (8), the top fixed connection second semicircle board (9) of second rotation cover (8), the bottom of box (1) runs through and sets up knockout hole (10), just bottom fixed connection slide rail (11) of box (1), set up gyro wheel (12) in slide rail (11), baffle (13) are installed at the top of gyro wheel (12), lug (14) are connected to the both sides fixed connection ear piece (14), electric putter (15) are connected at the surface fixed connection of ear piece (14), the surface fixed connection supporting shoe (16) of box (1), bottom fixed connection (17) of supporting shoe (16).
2. A sand adder for lost foam casting according to claim 1, wherein: the lower surface of the second semicircular plate (9) is fixedly connected with two second rotating sleeves (8), and two ends of the shaft rod (7) are rotatably connected to the inner wall of the pipe of the hopper (3).
3. A sand adder for lost foam casting according to claim 1, wherein: the outer surface of the baffle (13) is provided with a plurality of through holes in a penetrating mode, the diameter of each through hole is equal to that of the corresponding knockout hole (10), and the diameter of each through hole is equal to that of the corresponding knockout hole (10).
4. A sand adder for lost foam casting according to claim 1, wherein: the electric push rod (15) is arranged on two sides of the box body (1), and a plurality of groups of transparent shielding curtains (18) are bolted on two sides of the box body (1) and the bottom of the sliding rail (11).
5. A sand adder for lost foam casting according to claim 1, wherein: the lower surface of baffle (13) is close to the position of both sides and installs a plurality of gyro wheels (12), the surface of slide rail (11) has seted up a short groove.
6. A sand adder for lost foam casting according to claim 1, wherein: the air outlet end of the booster pump (2) extends into the box body (1), and the outer surfaces of the first rotating sleeve (6) and the second rotating sleeve (8) are fixedly connected with a barrier strip (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322728533.9U CN221018539U (en) | 2023-10-11 | 2023-10-11 | Sand adder for lost foam casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322728533.9U CN221018539U (en) | 2023-10-11 | 2023-10-11 | Sand adder for lost foam casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221018539U true CN221018539U (en) | 2024-05-28 |
Family
ID=91133186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322728533.9U Active CN221018539U (en) | 2023-10-11 | 2023-10-11 | Sand adder for lost foam casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221018539U (en) |
-
2023
- 2023-10-11 CN CN202322728533.9U patent/CN221018539U/en active Active
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