CN116037864A - Compression type lost foam casting device - Google Patents
Compression type lost foam casting device Download PDFInfo
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- CN116037864A CN116037864A CN202310156105.5A CN202310156105A CN116037864A CN 116037864 A CN116037864 A CN 116037864A CN 202310156105 A CN202310156105 A CN 202310156105A CN 116037864 A CN116037864 A CN 116037864A
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- pouring box
- fixedly connected
- rod
- box
- molding sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
- B22C15/30—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing by both pressing and jarring devices
- B22C15/32—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing by both pressing and jarring devices involving mechanical gearing only
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to the technical field of casting, in particular to a compression type lost foam casting device. The technical problems to be solved are as follows: a compaction type lost foam casting device capable of automatically compacting and stricken molding sand to enable the molding sand to be more attached to a foam model. The invention provides a compaction type lost foam casting device, which comprises: the motor is fixedly connected to the left side of the front part of the base; the pouring box is fixedly connected to an output shaft of the motor and is attached to the base; the upper right side of the pouring box is provided with a compacting mechanism for compacting and strickling molding sand; the right lower side of the pouring box is provided with an air extraction mechanism for extracting air in the pouring box. According to the invention, the telescopic rod of the first electric push rod drives the flattening brush to move left and right, molding sand is compacted and flattened automatically, the interior of the pouring box is vacuumized through the vacuum pump and the exhaust pipe, and further, no gap exists between the molding sand, and the molding sand is tightly attached to the foam model.
Description
Technical Field
The invention relates to the technical field of casting, in particular to a compression type lost foam casting device.
Background
The lost foam casting is to use foam to manufacture various models, paint refractory paint on the surface of the foam model, then embed the refractory paint into molding sand, then pour high-temperature molten metal solution into the foam model, the foam model is lost by high-temperature gasification, the metal solution can completely replace the foam model, and the metal casting can be obtained after the metal solution is cooled.
Patent publication No. CN1476361A discloses a lost foam casting method capable of eliminating a back surge of molten metal or the like, enabling smooth casting, and obtaining a casting excellent in casting quality. In the method, when casting a casting while pouring molten metal into a mold in which a pattern forming a through hole is buried in molding sand and the pattern is disappeared by the poured molten metal, the gas generated by the disappearance of the pattern is released to the outside of the mold through a vent passage having a vent gas suppressing mechanism, and casting is performed at the same time.
When the lost foam casting method is used, the communication model is firstly placed into the sand box, the communication model is fully paved by using molding sand, then the high-temperature metal solution is poured into the pouring gate, the communication model is completely replaced by the runner, the metal casting can be obtained after the metal solution is cooled, the molding sand is poured into the sand box, the molding sand is required to be attached to the communication model, gaps between the molding sand and the communication model are avoided, the size of the finally obtained metal casting is prevented from being possibly changed, or the surface of the metal casting is uneven, when the lost foam casting method is used, people are required to use other tools or manually to compact and scrape the molding sand, and in other manual modes, the situation that the attachment between the molding sand and the communication model is not tight is likely to occur, so that the compression type lost foam casting device capable of automatically compacting and scraping the molding sand to enable the molding sand to be attached to the foam model is developed.
Disclosure of Invention
In order to overcome the defect that the existing lost foam casting method needs additional manual compaction and strickling and still possibly causes the unsmooth bonding between molding sand and a foam model, the technical problem to be solved is that: the compaction type lost foam casting device can automatically compact and scrape molding sand, and enables the molding sand to be more attached to a foam model.
The technical proposal is as follows: a compression type lost foam casting device, which comprises:
the motor is fixedly connected to the left side of the front part of the base;
the pouring box is fixedly connected to an output shaft of the motor and is attached to the base;
the upper right side of the pouring box is provided with a compacting mechanism for compacting and strickling molding sand;
the right lower side of the pouring box is provided with an air extraction mechanism for extracting air in the pouring box.
As a further preferable mode, the pressing mechanism comprises:
the right side of the pouring box is fixedly connected with the first sliding rail;
the first connecting rod is connected in the first sliding rail in a sliding manner;
the limiting rod is connected with the lower part of the first connecting rod in a sliding manner, is in extrusion fit with the upper part of the first sliding rail, and passes through the first connecting rod on the right side;
the first telescopic spring is wound between the limiting rod and the first connecting rod, the left side of the first telescopic spring is connected with the limiting rod, and the right side of the first telescopic spring is connected with the first connecting rod;
the upper part of the first connecting rod is fixedly connected with the first electric push rod;
the telescopic rod of the first electric push rod is fixedly connected with a hollow frame;
the hollow frame is connected with the flattening brush in a sliding way.
As a further preferable mode, the air extracting mechanism comprises:
the air exhaust pipe is uniformly provided with a plurality of air holes on the inner lower side of the middle position of the right part of the pouring box, and the rear lower side of the right part of the pouring box is fixedly connected with a vacuum pump;
the front part of the vacuum pump is fixedly connected with an exhaust pipe, the left side of the exhaust pipe slightly penetrates into the outer wall of the right side of the pouring box, and the left front part of the exhaust pipe is positioned on the right side of the air hole.
As a further preferable scheme, the device also comprises a vibration mechanism for impacting the pouring box, and the vibration mechanism comprises:
the front part of the hollow frame is fixedly connected with a transmission rod;
the upper middle side of the front part of the pouring box is fixedly connected with a second sliding rail;
the knocking hammer is connected to the second sliding rail in a sliding manner and is matched with the pouring box in an extrusion manner;
the front part of the knocking hammer is connected with the second sliding rail, and the rear part of the second telescopic spring is connected with the knocking hammer;
the upper part of the knocking hammer is fixedly connected with a second connecting rod;
the rear side of the second connecting rod is uniformly and fixedly connected with a plurality of wedge blocks, and the transmission rod is in extrusion fit with the wedge blocks.
As a further preferable scheme, the molding sand air hole blocking device further comprises an anti-blocking mechanism for preventing molding sand from blocking the air holes, and the anti-blocking mechanism comprises:
the middle lower side of the right part of the pouring box is fixedly connected with a first fixing block;
the first fixing block is fixedly connected with a first electric push rod, and a telescopic rod of the first electric push rod penetrates into the outer wall of the right side of the pouring box;
the knocking ring is fixedly connected with the telescopic rod of the second electric push rod and is in extrusion fit with the inner wall on the right side of the pouring box.
As a further preferable scheme, the plastic film peeling machine further comprises a clamping mechanism for preventing the plastic film from peeling, and the clamping mechanism comprises:
the upper parts of the left side and the right side of the pouring box are fixedly connected with the second fixing blocks;
the upper parts of the left side and the right side of the pouring box are respectively connected with the u-shaped blocks in a sliding manner;
and a third telescopic spring is wound between the upper part of the u-shaped block and the second fixed block, the upper part of the third telescopic spring is connected with the second fixed block, and the lower part of the third telescopic spring is connected with the u-shaped block.
As a further preferable scheme, the utility model also comprises an adjusting mechanism for adjusting the height of the flattening brush, and the adjusting mechanism comprises:
the front part of the flattening brush is fixedly connected with a third fixing block;
the screw rod is connected with the screw rod in the front portion screw thread formula of third fixed block, and the screw rod is connected with hollow frame rotation.
As a further preferable embodiment, the method further comprises:
the left side of the base is fixedly connected with the pouring box.
The invention has the following advantages: 1. according to the invention, the telescopic rod of the first electric push rod drives the flattening brush to move left and right, molding sand is compacted and flattened automatically, the interior of the pouring box is vacuumized through the vacuum pump and the exhaust pipe, and further, no gap exists between the molding sand, and the molding sand is tightly attached to the foam model.
2. According to the invention, the hollow frame moves and drives the transmission rod to move, so that the wedge-shaped block is extruded in a transmission way, the knocking hammer can repeatedly knock the pouring box, the molding sand in the pouring box can be jolt, and the molding sand is more attached to the foam model.
3. According to the invention, the telescopic rod driven by the second electric push rod drives the knocking ring to knock the pouring box left and right, so that the molding sand in the pouring box shakes, and the influence on the air extraction effect caused by blocking of air holes by the molding sand is avoided.
4. According to the invention, the plastic film can be fixed on the pouring box through the u-shaped block, so that the falling of the plastic film is avoided, and the interior of the pouring box is sucked into a vacuum state by matching with the vacuum pump, so that the molding sand is more attached to the foam model.
5. According to the invention, the flattening brush is driven to move up and down by rotating the screw rod, so that the sand amount is adapted to different sand amounts, and more metal castings of different types can be cast.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partial perspective structure of the present invention.
Fig. 3 is a schematic view of a first perspective structure of the pressing mechanism of the present invention.
Fig. 4 is a schematic view of a second perspective structure of the pressing mechanism of the present invention.
FIG. 5 is a schematic perspective view of the air extraction mechanism of the present invention.
Fig. 6 is a schematic perspective view of a vibration mechanism according to the present invention.
Fig. 7 is a schematic view of a first perspective structure of the anti-blocking mechanism of the present invention.
Fig. 8 is a second perspective view of the anti-clogging mechanism of the present invention.
Fig. 9 is a first perspective view of the clamping mechanism of the present invention.
Fig. 10 is a second perspective view of the clamping mechanism of the present invention.
Fig. 11 is a schematic perspective view of an adjusting mechanism according to the present invention.
Wherein: the device comprises a base, a 2-pouring box, a 3-motor, a 4-pouring box, a 5-compressing mechanism, a 51-first sliding rail, a 52-first connecting rod, a 53-limiting rod, a 54-first telescopic spring, a 55-first electric push rod, a 56-hollow frame, a 57-flattening brush, a 6-pumping mechanism, a 61-pumping pipe, a 62-vacuum pump, a 7-vibrating mechanism, a 71-transmission rod, a 72-second sliding rail, a 73-second telescopic spring, a 74-knocking hammer, a 75-second connecting rod, a 76-wedge block, an 8-anti-blocking mechanism, a 81-second electric push rod, a 82-first fixed block, a 83-knocking ring, a 9-compressing mechanism, a 91-second fixed block, a 92-third telescopic spring, a 93-u-shaped block, a 10-adjusting mechanism, a 101-third fixed block and a 102-screw.
Detailed Description
The invention will be further illustrated by the following description of specific examples, which are given by the terms such as: setting, mounting, connecting are to be construed broadly, and may be, for example, fixed, removable, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
1-2, including base 1, pouring box 2, motor 3, hold-down mechanism 5 and air extraction mechanism 6, the fixed motor 3 that is connected with in left side in base 1 front portion, fixed connection has pouring box 2 on the output shaft of motor 3, and pouring box 2 and base 1 laminating are equipped with hold-down mechanism 5 in the upper right side of pouring box 2, and the lower right side of pouring box 2 is equipped with air extraction mechanism 6.
As shown in fig. 1 and 2, the pouring box 4 is also included, and the pouring box 4 is fixedly connected to the left side of the base 1.
As shown in fig. 1, 3 and 4, the pressing mechanism 5 includes a first slide rail 51, a first connecting rod 52, a limiting rod 53, a first expansion spring 54, a first electric push rod 55, a hollow frame 56 and a flattening brush 57, the right side of the pouring box 2 is fixedly connected with the first slide rail 51, the first connecting rod 52 is connected with the first slide rail 51 in a sliding manner, the limiting rod 53 is connected with the lower part of the first connecting rod 52 in a sliding manner, the limiting rod 53 is in press fit with the upper part of the first slide rail 51, the right side of the limiting rod 53 passes through the first connecting rod 52, a first expansion spring 54 is wound between the limiting rod 53 and the first connecting rod 52, the left side of the first expansion spring 54 is connected with the limiting rod 53, the right side of the first expansion spring 54 is connected with the first connecting rod 52, the upper part of the first connecting rod 52 is fixedly connected with the first electric push rod 55, the hollow frame 56 is fixedly connected with the expansion rod of the first electric push rod 55, and the flattening brush 57 is connected with the hollow frame 56 in a sliding manner.
As shown in fig. 1, 5 and 8, the air extraction mechanism 6 comprises an air extraction pipe 61 and a vacuum pump 62, wherein a plurality of air holes are uniformly formed in the inner lower side of the middle position of the right part of the pouring box 2, the vacuum pump 62 is fixedly connected to the rear lower side of the right part of the pouring box 2, the air extraction pipe 61 is fixedly connected to the front part of the vacuum pump 62, the left side of the air extraction pipe 61 slightly penetrates into the outer wall of the right side of the pouring box 2, and the left front part of the air extraction pipe 61 is positioned on the right side of the air holes.
When people need to use the lost foam casting device, firstly, a foam model is prepared, the foam model is used for manufacturing lost foam castings, then the surface of the foam model is uniformly coated with fire-resistant paint, the fire-resistant paint is thoroughly dried, molding sand is prevented from being stuck on the foam model, then a part of base sand is poured into the casting box 2, the foam model is placed on the base sand, then molding sand is filled into the casting box 2 according to the needs, at the moment, people can pull the limiting rod 53 rightwards, the first telescopic spring 54 is compressed, the limiting rod 53 is not blocked above the first sliding rail 51 any more, the first connecting rod 52 can move downwards under the action of self gravity, the first electric push rod 55, the hollow frame 56 and the flattening brush 57 are driven to move downwards, the flattening brush 57 can contact the molding sand, then people can start the first electric push rod 55, the telescopic rod of the first electric push rod 55 is controlled to move left and right to drive the hollow frame 56 and the flattening brush 57 to move left and right to compact and flatten molding sand, so that the molding sand is tightly attached to a foam model, after the molding sand is flattened, the first electric push rod 55 is controlled to drive the hollow frame 56 and the flattening brush 57 to move right to reset, the first connecting rod 52 is then moved upwards to reset, the limiting rod 53 moves leftwards to reset under the action of the first telescopic spring 54 and is clamped above the first sliding rail 51 again, the first connecting rod 52 is prevented from sliding downwards, the first connecting rod 52 moves to drive the first electric push rod 55, the hollow frame 56 and the flattening brush 57 to move upwards to reset, then, a layer of plastic film is covered on the top of the casting box 2, the vacuum pump 62 is started, the air in the casting box 2 is pumped out by the air suction pipe 61 through the air holes on the right inner wall of the casting box 2, because the grain size of the molding sand is larger than the size of the air holes, the molding sand cannot be pumped out, and because the top of the pouring box 2 is covered with a layer of plastic film, when the air in the pouring box 2 is pumped out, the plastic film can play a role in blocking the inside and the outside of the pouring box 2, so that the air in the pouring box 2 is pumped out more cleanly, the molding sand in the pouring box 2 is tightly attached to the foam model, when the air in the pouring box 2 is pumped out, the vacuum pump 62 is closed, then the high-temperature metal solution is poured up, the foam model is gasified and disappears at a high temperature, the metal solution can completely replace the position of the foam model, and the metal casting can be obtained after the metal solution is cooled, because the molding sand is tightly attached to the foam model, therefore, the size of the obtained metal casting is consistent with the size of the foam model, the metal casting meets the requirements of people, the surface of the metal casting is smooth and attractive, after the metal casting is taken out, the motor 3 is started, the output shaft of the motor 3 starts to rotate, the pouring box 2 is driven to rotate anticlockwise, molding sand inside the pouring box 2 is poured into the pouring box 4, the output shaft of the motor 3 is controlled to rotate reversely after the molding sand is poured, the pouring box 2 is driven to rotate reversely and reset, accordingly, people can drive the leveling brush 57 to move left and right through controlling the first electric push rod 55 to automatically compact and level the molding sand and attach to the foam model, air inside the pouring box 2 is pumped through the vacuum pump 62, the attaching between the molding sand and the foam model is further compact, and finally manufactured metal casting is not changed in size and smooth in surface.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and 6, the vibration device further comprises a vibration mechanism 7, the vibration mechanism 7 comprises a transmission rod 71, a second sliding rail 72, a second telescopic spring 73, a knocking hammer 74, a second connecting rod 75 and a wedge block 76, the transmission rod 71 is fixedly connected to the front portion of the hollow frame 56, the second sliding rail 72 is fixedly connected to the middle upper side of the front portion of the pouring box 2, the knocking hammer 74 is slidingly connected to the second sliding rail 72, the second telescopic spring 73 is wound between the front portion of the knocking hammer 74 and the second sliding rail 72, the front portion of the second telescopic spring 73 is connected with the second sliding rail 72, the rear portion of the second telescopic spring 73 is connected with the knocking hammer 74, the knocking hammer 74 is in extrusion fit with the pouring box 2, the second connecting rod 75 is fixedly connected to the upper portion of the knocking hammer 74, the plurality of wedge blocks 76 are uniformly and fixedly connected to the rear side of the second connecting rod 75, and the transmission rod 71 is in extrusion fit with the wedge block 76.
When the first connecting rod 52 drives the hollow frame 56 and the flattening brush 57 to move downwards, the hollow frame 56 also drives the transmission rod 71 to move downwards, when the telescopic rod controlling the first electric push rod 55 drives the hollow frame 56 and the flattening brush 57 to move left and right, the hollow frame 56 also moves left and right with the transmission rod 71, when the transmission rod 71 contacts the wedge block 76, the wedge block 76 is extruded, the wedge block 76 moves forwards, the second connecting rod 75 and the knocking hammer 74 are driven to move forwards, the second telescopic spring 73 is compressed, when the transmission rod 71 continues to move and separate from the wedge block 76, the knocking hammer 74 and the second connecting rod 75 move backwards under the action of the second telescopic spring 73 to reset, the knocking hammer 74 can collide with the casting box 2, so that the casting box 2 vibrates, and the molding sand can vibrate, so that the casting box 2 is more tightly contacted with the foam model, when the transmission rod 71 contacts with the next wedge block 76, the steps are repeated, so that the knocking hammer 74 can repeatedly collide with the casting box 2, and the molding sand can be more tightly contacted with the molding sand.
As shown in fig. 1, 7 and 8, the anti-blocking device 8 comprises a second electric push rod 81, a first fixing block 82 and a knocking ring 83, wherein the first fixing block 82 is fixedly connected to the middle lower side of the right part of the pouring box 2, the second electric push rod 81 is fixedly connected to the first fixing block 82, a telescopic rod of the second electric push rod 81 penetrates into the outer wall of the right side of the pouring box 2, the knocking ring 83 is fixedly connected to the telescopic rod of the second electric push rod 81, and the knocking ring 83 is in extrusion fit with the inner wall of the right side of the pouring box 2.
When the vacuum pump 62 draws the inside air of pouring box 2 through exhaust tube 61, can have the molding sand to block up the gas pocket, influence the effect of bleeding, lead to pouring box 2 inside can not reach the vacuum effect, and then influence the laminating effect between molding sand and the foam model, at this moment, people can open second electric putter 81, make the telescopic link of second electric putter 81 drive beat the ring 83 and control and remove, beat pouring box 2 when beating the ring 83 repeatedly, make pouring box 2 vibrations, drive inside molding sand vibrations, let the molding sand no longer block up the gas pocket, improve the effect of bleeding, further make laminating more between molding sand and the foam model, after the inside air of pouring box 2 has been drawn, close second electric putter 81 can.
As shown in fig. 1, 9 and 10, the device further comprises a clamping mechanism 9, the clamping mechanism 9 comprises a second fixing block 91, a third telescopic spring 92 and a u-shaped block 93, the second fixing block 91 is fixedly connected to the upper portions of the left side and the right side of the pouring box 2, the u-shaped block 93 is slidably connected to the upper portions of the left side and the right side of the pouring box 2, the third telescopic spring 92 is wound between the upper portion of the u-shaped block 93 and the second fixing block 91, the upper portion of the third telescopic spring 92 is connected with the second fixing block 91, and the lower portion of the third telescopic spring 92 is connected with the u-shaped block 93.
People can upwards move the u-shaped block 93, the third telescopic spring 92 is compressed, then the plastic film is placed on the left side and the right side of the pouring box 2, the u-shaped block 93 is loosened again, the u-shaped block 93 can downwards move and reset under the action of the third telescopic spring 92, the plastic film is fixed on the pouring box 2, the plastic film is prevented from being separated, meanwhile, the plastic film is fixed on the pouring box 2, when air in the pouring box 2 is extracted, the plastic film can better isolate the inside of the pouring box 2 from the outside, the inside of the pouring box 2 is promoted to form a vacuum shape, and molding sand and a foam model are more attached.
As shown in fig. 1 and 11, the device further comprises an adjusting mechanism 10, the adjusting mechanism 10 comprises a third fixed block 101 and a screw 102, the front part of the flattening brush 57 is fixedly connected with the third fixed block 101, the front part of the third fixed block 101 is in threaded connection with the screw 102, and the screw 102 is in rotary connection with the hollow frame 56.
The height of foam pattern is different, consequently the volume of filling molding sand also is different, in order to let flattening brush 57 laminate molding sand more, when the foam pattern height is lower, the quantity of molding sand is less promptly, one can rotate screw rod 102 for flattening brush 57 moves down, laminate molding sand more, let flattening brush 57 compaction scrape flat molding sand, when the foam pattern height is higher, the quantity of molding sand is bigger promptly, one can reverse rotation screw rod 102, make flattening brush 57 upwards move, in this way, one can just adjust the height of flattening brush 57 through rotating screw rod 102, make flattening brush 57 can adapt to different sand volumes, compact better and scrape flat molding sand, make laminating more between molding sand and the foam pattern.
It is to be understood that the above description is intended to be illustrative only and is not intended to be limiting. Those skilled in the art will appreciate variations of the present invention that are intended to be included within the scope of the claims herein.
Claims (8)
1. The utility model provides a compact type lost foam casting device which is characterized in that, including:
the device comprises a base (1) and a motor (3), wherein the motor (3) is fixedly connected to the left side of the front part of the base (1);
the casting box (2) is fixedly connected with the casting box (2) on the output shaft of the motor (3), and the casting box (2) is attached to the base (1);
the compaction mechanism (5) is arranged on the right upper side of the pouring box (2), and the compaction mechanism (5) for compacting and strickling the molding sand is arranged on the right upper side of the pouring box; the right lower side of the pouring box (2) is provided with an air extraction mechanism (6) for extracting air in the pouring box (2).
2. A compression lost foam casting device according to claim 1, wherein the compression mechanism (5) comprises:
the right side of the pouring box (2) is fixedly connected with the first sliding rail (51);
the first connecting rod (52) is connected with the first connecting rod (52) in the first sliding rail (51) in a sliding way;
the limiting rod (53), the lower part of the first connecting rod (52) is connected with the limiting rod (53) in a sliding manner, the limiting rod (53) is matched with the upper part of the first sliding rail (51) in an extrusion manner, and the right side of the limiting rod (53) penetrates through the first connecting rod (52);
the first telescopic spring (54) is wound between the limiting rod (53) and the first connecting rod (52), the left side of the first telescopic spring (54) is connected with the limiting rod (53), and the right side of the first telescopic spring (54) is connected with the first connecting rod (52);
the first electric push rod (55) is fixedly connected with the upper part of the first connecting rod (52);
the hollow frame (56) is fixedly connected with a telescopic rod of the first electric push rod (55);
the flattening brush (57) is connected with the flattening brush (57) in the hollow frame (56) in a sliding way.
3. A compression lost foam casting device according to claim 2, wherein the suction means (6) comprises:
the air exhaust pipe (61) is uniformly provided with a plurality of air holes on the inner lower side of the middle position of the right part of the pouring box (2), and the rear lower side of the right part of the pouring box (2) is fixedly connected with the vacuum pump (62);
the vacuum pump (62), the front portion fixed connection of vacuum pump (62) has exhaust tube (61), and the outer wall on the right side of pouring box (2) is little penetrated to the left side of exhaust tube (61), and the left front portion of exhaust tube (61) is located the right side of gas pocket.
4. A compression lost foam casting device according to claim 3, further comprising a vibrating mechanism (7) for striking the casting box (2), the vibrating mechanism (7) comprising:
a transmission rod (71), wherein the front part of the hollow frame (56) is fixedly connected with the transmission rod (71);
the upper middle side of the front part of the pouring box (2) is fixedly connected with a second sliding rail (72); the knocking hammer (74) is connected to the second sliding rail (72) in a sliding manner, and the knocking hammer (74) is in extrusion fit with the pouring box (2);
the second telescopic spring (73) is wound between the front part of the knocking hammer (74) and the second sliding rail (72), the front part of the second telescopic spring (73) is connected with the second sliding rail (72), and the rear part of the second telescopic spring (73) is connected with the knocking hammer (74);
the upper part of the knocking hammer (74) is fixedly connected with a second connecting rod (75);
the wedge blocks (76), a plurality of wedge blocks (76) are evenly fixedly connected to the rear side of the second connecting rod (75), and the transmission rod (71) is matched with the wedge blocks (76) in an extrusion mode.
5. A compact lost foam casting apparatus according to claim 4, further comprising an anti-clogging mechanism (8) for preventing the sand from clogging the air hole, the anti-clogging mechanism (8) comprising:
the middle lower side of the right part of the pouring box (2) is fixedly connected with a first fixed block (82); the second electric push rod (81) is fixedly connected with the first fixed block (82), and a telescopic rod of the second electric push rod (81) penetrates into the outer wall of the right side of the pouring box (2);
the knocking ring (83) is fixedly connected with a knocking ring (83) on a telescopic rod of the second electric push rod (81), and the knocking ring (83) is in extrusion fit with the inner wall on the right side of the pouring box (2).
6. A compression lost foam casting device according to claim 5, further comprising a clamping mechanism (9) for preventing the plastic film from falling off, wherein the clamping mechanism (9) comprises:
the upper parts of the left side and the right side of the pouring box (2) are fixedly connected with the second fixed blocks (91);
the upper parts of the left side and the right side of the pouring box (2) are connected with the u-shaped blocks (93) in a sliding manner;
and the third telescopic springs (92) are wound between the upper parts of the u-shaped blocks (93) and the second fixed blocks (91), the upper parts of the third telescopic springs (92) are connected with the second fixed blocks (91), and the lower parts of the third telescopic springs (92) are connected with the u-shaped blocks (93).
7. A compact lost foam casting apparatus according to claim 6, further comprising an adjustment mechanism (10) for adjusting the height of the flattening brush (57), the adjustment mechanism (10) comprising:
a third fixed block (101), wherein the front part of the flattening brush (57) is fixedly connected with the third fixed block (101); the screw (102) is connected with the screw (102) at the front part of the third fixed block (101) in a threaded mode, and the screw (102) is rotationally connected with the hollow frame (56).
8. The compression lost foam casting device of claim 6, further comprising: the pouring box (4) is fixedly connected with the left side of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310156105.5A CN116037864A (en) | 2023-02-23 | 2023-02-23 | Compression type lost foam casting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310156105.5A CN116037864A (en) | 2023-02-23 | 2023-02-23 | Compression type lost foam casting device |
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| CN116037864A true CN116037864A (en) | 2023-05-02 |
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| CN202310156105.5A Withdrawn CN116037864A (en) | 2023-02-23 | 2023-02-23 | Compression type lost foam casting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161325A (en) * | 2023-10-08 | 2023-12-05 | 衡水冀鑫智能机械科技有限公司 | Automatic molding machine for casting |
| CN117161325B (en) * | 2023-10-08 | 2024-05-03 | 衡水冀鑫智能机械科技有限公司 | Automatic molding machine for casting |
-
2023
- 2023-02-23 CN CN202310156105.5A patent/CN116037864A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161325A (en) * | 2023-10-08 | 2023-12-05 | 衡水冀鑫智能机械科技有限公司 | Automatic molding machine for casting |
| CN117161325B (en) * | 2023-10-08 | 2024-05-03 | 衡水冀鑫智能机械科技有限公司 | Automatic molding machine for casting |
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20230502 |