CN215786569U - Novel lost foam casting mould - Google Patents
Novel lost foam casting mould Download PDFInfo
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- CN215786569U CN215786569U CN202122539967.5U CN202122539967U CN215786569U CN 215786569 U CN215786569 U CN 215786569U CN 202122539967 U CN202122539967 U CN 202122539967U CN 215786569 U CN215786569 U CN 215786569U
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- plate
- lower mould
- holding tank
- lost foam
- fixedly connected
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Abstract
The utility model provides a novel lost foam casting mold, which belongs to the technical field of lost foam casting molds and comprises a bottom plate; the top plate is arranged on the upper side of the bottom plate in parallel; the upper molding sleeve is fixedly connected to the bottom of the top plate; the lower mould holding tank, the top of bottom plate is seted up to the lower mould holding tank, be provided with the lower mould fixed plate between the inner wall of lower mould holding tank, the top fixedly connected with shaping lower mould of lower mould fixed plate, first holding tank has been seted up to the bottom of bottom plate, first holding tank and lower mould holding tank intercommunication, hide the groove and be used for holding and hide and spray frame and two pipes, the flow direction that two pipes are used for guiding rivers is hidden and is sprayed in the frame, at the drawing of patterns in-process, because the rising of roof, cause to hide and spray the frame and release from hiding the inslot, guide rivers to hiding the top aperture blowout that sprays the frame through two pipes, make water curtain coating flow to the surface that the model was moulded to the bubble, mould inhomogeneous water-cooling of model to the bubble and stereotype, prevent that the bubble from moulding the model and produce deformation.
Description
Technical Field
The utility model belongs to the technical field of lost foam casting molds, and particularly relates to a novel lost foam casting mold.
Background
The lost foam casting (also called solid casting) is a solid casting of foam plastic mould by using binder-free dry sand combined with vacuumizing technique, and is a novel casting method which combines the foam mould with the similar size and shape of the casting into a mould cluster, coats refractory paint, dries, then embeds the mould cluster in dry quartz sand for vibration moulding, pours the mould under negative pressure to gasify the mould, leads liquid metal to occupy the position of the mould, solidifies and cools to form the casting.
The foam plastic model is divided into foam plastic bead manufacturing and foam plastic plate manufacturing, a lost foam casting mold is required to be used in the foam plastic bead manufacturing process, forming processing of the foam plastic model is completed, the existing lost foam casting mold is used, and the foam plastic model deforms due to the fact that the foam plastic model is shaped through uneven water cooling, and therefore the novel lost foam casting mold is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel lost foam casting mold, and aims to solve the problem that a foam plastic model is deformed due to uneven water cooling shaping of the foam plastic model in the use process of the conventional lost foam casting mold.
In order to achieve the purpose, the utility model provides the following technical scheme:
a novel lost foam casting mold comprises a bottom plate;
the top plate is arranged on the upper side of the bottom plate in parallel;
the upper forming die sleeve is fixedly connected to the bottom of the top plate;
the bottom plate comprises a lower die accommodating groove, wherein the lower die accommodating groove is formed in the top of the bottom plate, a lower die fixing plate is arranged between the inner walls of the lower die accommodating groove, a forming lower die is fixedly connected to the top of the lower die fixing plate, a first accommodating groove is formed in the bottom of the bottom plate, and the first accommodating groove is communicated with the lower die accommodating groove.
As a preferable scheme of the utility model, two sliding holes are formed in the top of the top plate, supporting columns are inserted into the two sliding holes, the bottom ends of the two supporting columns are fixedly connected to the bottom plate, and the top ends of the two supporting columns are fixedly connected with the supporting plate.
As a preferable scheme of the present invention, the bottom of the top plate is provided with a hidden groove, a hidden spray rack is inserted into the hidden groove, the top of the hidden spray rack is provided with a plurality of small holes, the top of the top plate is movably inserted with two guide pipes, the bottom ends of the two guide pipes are connected with the hidden spray rack, and the top ends of the two guide pipes extend upward to the top of the support plate.
As a preferred scheme of the present invention, four corners of the bottom plate are fixedly connected with guide bearings, guide cylinders are inserted into the four guide bearings, top ends of the four guide cylinders extend to the top of the top plate, circumferential surfaces of the four guide cylinders are sleeved with reinforcing springs, and the four reinforcing springs are located between the bottom plate and the top plate.
As a preferred scheme of the present invention, the top of the supporting plate is provided with a holding tank, a pressure transmission guide pillar is inserted between the inner walls of the lower molding die, the bottom of the pressure transmission guide pillar is connected to the top plate, feeding pipe grooves are formed in the pressure transmission guide pillar and the top plate, a feeding pipe is fixedly connected to the side end of the pressure transmission guide pillar, the feeding pipe corresponds to the feeding pipe groove, the top of the lower molding die is provided with a die groove, the lower molding die and the lower die fixing plate are provided with high pressure air holes from top to bottom, the high pressure air holes are communicated with the die groove, the bottom of the lower die fixing plate is fixedly connected with a high pressure air pipe, and the high pressure air pipe corresponds to the high pressure air holes.
In a preferred embodiment of the present invention, the lower mold fixing plate is fixedly coupled to the lower mold accommodating groove by a plurality of bolts.
As a preferred scheme of the utility model, the bottom plate, the top plate, the supporting plate, the lower die fixing plate, the forming lower die and the four guide cylinders are made of stainless steel.
Compared with the prior art, the utility model has the beneficial effects that:
1. in this scheme, hide the groove and be used for holding and hide spray frame and two pipes, two pipes are used for guiding the rivers the flow direction hide spray frame in, at the drawing of patterns in-process, because the rising of roof, cause to hide spray frame and release from hiding the inslot, guide rivers to the top aperture blowout of hiding spray frame through two pipes for the surface of model is moulded to the bubble to the water curtain coating stream, moulds the inhomogeneous water-cooling of model and stereotypes to the bubble, prevents that the bubble from moulding the model and produces deformation.
2. In this scheme, the holding tank is used for holding pressure biography guide pillar, and the feed pipe groove is used for guiding in the material gets into the die cavity that the die sleeve formed on shaping lower mould and the shaping, and the inlet pipe is used for external trachea, and the die cavity is used for taking shape, and high-pressure gas pocket is used for jet-propelled release bubble mould model, and high-pressure gas pipe is used for connecting the trachea, changes the atmospheric pressure of type intracavity through hiding groove and high-pressure gas pocket, guarantees to pour into the material into fast and the drawing of patterns.
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 principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a first perspective view of a novel lost foam casting mold according to the present invention;
FIG. 2 is a second perspective view of a novel lost foam casting mold of the present invention;
FIG. 3 is a perspective view of the novel lost foam casting mold of the present invention in full section;
FIG. 4 is an exploded view of a first perspective of a novel lost foam casting mold of the present invention;
fig. 5 is an exploded view of a second perspective of the novel lost foam casting mold of the present invention.
In the figure: 1. a base plate; 2. a top plate; 3. a support plate; 4. a guide cylinder; 5. a pressure transmission guide post; 6. a reinforcing spring; 7. a guide bearing; 8. a support pillar; 9. a conduit; 10. a feed pipe; 11. a lower die accommodating groove; 12. a lower die fixing plate; 13. a first accommodating groove; 14. a high-pressure air pipe; 15. hiding the spray frame; 16. forming a lower die; 17. a slide hole; 18. forming an upper die sleeve; 19. accommodating grooves; 20. a feed pipe chute; 21. a die cavity; 22. hiding the groove; 23. and (4) high-pressure air holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, a novel lost foam casting mold comprises:
a base plate 1;
the top plate 2 is arranged on the upper side of the bottom plate 1 in parallel;
the forming upper die sleeve 18, the forming upper die sleeve 18 is fixedly connected to the bottom of the top plate 2;
lower mould holding tank 11, lower mould holding tank 11 offer in bottom plate 1's top, are provided with lower mould fixed plate 12 between lower mould holding tank 11's the inner wall, and lower mould fixed plate 12's top fixedly connected with shaping lower mould 16, first holding tank 13 has been seted up to bottom plate 1's bottom, and first holding tank 13 communicates with lower mould holding tank 11.
In the utility model, the bottom plate 1 is used for providing support for the two support columns 8, the top plate 2 is used for supporting and fixing the forming upper die sleeve 18, the forming upper die sleeve 18 is clamped with the forming lower die 16 to form a sealed cavity for forming the foam-molded model, the lower die accommodating groove 11 is formed for accommodating the lower die fixing plate 12, the first accommodating groove 13 is used for accommodating the high-pressure air pipe 14, and the position relation between the forming upper die sleeve 18 and the forming lower die 16 is changed through the movement of the forming upper die sleeve 18 and the top plate 2, so that the forming processing of the foam-molded model is realized.
Two slide holes 17 have been seted up at the top of roof 2, have all inserted in two slide holes 17 and have been equipped with support column 8, the equal fixed connection in bottom plate 1 of the bottom of two support columns 8, the top fixedly connected with backup pad 3 of two support columns 8.
In the utility model, the two sliding holes 17 are respectively used for accommodating the two supporting columns 8, the two supporting columns 8 are used for providing support for the supporting plate 3, the supporting plate 3 is used for providing fixed support for the two guide pipes 9, the movement of the top plate 2 is limited by the sliding fit of the two sliding holes 17 and the two supporting columns 8, and then the movement of the top plate 2 is guided and limited, so that the mold is not collided in the clamping process of the molding upper mold sleeve 18 and the molding lower mold 16, and the damage caused by collision is avoided.
In the utility model, the hidden groove 22 is used for accommodating the hidden spray frame 15 and the two guide pipes 9, the two guide pipes 9 are used for guiding the flow direction of water flow to the hidden spray frame 15, in the demoulding process, the hidden spray frame 15 is pushed out from the hidden groove 22 due to the rising of the top plate 2, and the water flow is guided to the small holes at the top of the hidden spray frame 15 through the two guide pipes 9 to be sprayed out, so that the water flow flows to the surface of the foam plastic model, the foam plastic model is shaped by non-uniform water cooling, and the foam plastic model is prevented from being deformed.
The equal fixedly connected with direction bearing 7 in bottom four corners of bottom plate 1, all insert in four direction bearing 7 and be equipped with direction cylinder 4, the top of four direction cylinder 4 extends to the top of roof 2, and four direction cylinder 4's circumference surface all overlaps and is equipped with reinforcing spring 6, and four reinforcing spring 6 all are located between bottom plate 1 and the roof 2.
In the utility model, the four guide cylinders 4 are used for guiding the moving process of the top plate 2, the four reinforcing springs 6 are used for assisting the lifting of the top plate 2, the demoulding force is reduced, and meanwhile, the effect of buffering the upper forming die sleeve 18 is achieved in the die closing process, so that the deformation of the lower forming die 16 and the upper forming die sleeve 18 due to overlarge die closing impact force is prevented, and the deformation of the foam plastic model is prevented.
In the utility model, the accommodating groove 19 is used for accommodating the pressure transmission guide pillar 5, the feeding pipe groove 20 is used for guiding materials to enter a cavity formed by the lower forming die 16 and the upper forming die sleeve 18, the feeding pipe 10 is used for connecting an air pipe externally, the die cavity 21 is used for forming, the high-pressure air hole 23 is used for ejecting air to push out a foam plastic model, the high-pressure air pipe 14 is used for connecting the air pipe, and the air pressure in the cavity is changed through the hidden groove 22 and the high-pressure air hole 23 so as to ensure the rapid material injection and the demoulding.
The lower mold fixing plate 12 is fixedly coupled in the lower mold receiving groove 11 by a plurality of bolts.
In the utility model, the lower die fixing plate 12 is detachably connected through a plurality of bolts, so that the die is convenient to replace, disassemble and maintain.
The bottom plate 1, the top plate 2, the supporting plate 3, the lower die fixing plate 12, the forming lower die 16 and the four guide cylinders 4 are made of stainless steel.
In the utility model, the bottom plate 1, the top plate 2, the supporting plate 3, the lower die fixing plate 12, the forming lower die 16 and the four guide cylinders 4 are made of high-strength stainless steel, so that the structural strength of the device is improved, and the service life is prolonged.
The working principle or the working process of the novel lost foam casting mold provided by the utility model is as follows:
holding tank 19 is used for holding pressure biography guide pillar 5, feed pipe groove 20 is used for guiding the material to get into the die cavity that the die sleeve 18 formed on shaping lower mould 16 and the shaping, inlet pipe 10 is used for external trachea, die cavity 21 is used for shaping, high-pressure air vent 23 is used for the jet-propelled mould model of release, high-pressure trachea 14 is used for connecting the trachea, change the atmospheric pressure of type intracavity through hiding groove 22 and high-pressure air vent 23, guarantee to pour into the material fast and the drawing of patterns, in the drawing of patterns in-process, because the rising of roof 2, cause to hide spray rack 15 and release from hiding the groove 22, guide rivers to the top aperture blowout of hiding spray rack 15 through two pipes 9, make the surface that the water curtain flows to the mould model, to the inhomogeneous water-cooling design of mould model, prevent that the mould model of bubble from producing deformation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A novel lost foam casting mold is characterized by comprising;
a base plate (1);
the top plate (2), the said top plate (2) is parallel to the upside of the bottom plate (1);
the forming upper die sleeve (18), the forming upper die sleeve (18) is fixedly connected to the bottom of the top plate (2);
lower mould holding tank (11), the top of bottom plate (1) is seted up in lower mould holding tank (11), be provided with lower mould fixed plate (12) between the inner wall of lower mould holding tank (11), the top fixedly connected with shaping lower mould (16) of lower mould fixed plate (12), first holding tank (13) have been seted up to the bottom of bottom plate (1), first holding tank (13) and lower mould holding tank (11) intercommunication.
2. The novel lost foam casting mold as claimed in claim 1, wherein two sliding holes (17) are formed in the top of the top plate (2), support columns (8) are inserted into the two sliding holes (17), the bottom ends of the two support columns (8) are fixedly connected to the bottom plate (1), and the top ends of the two support columns (8) are fixedly connected with the support plate (3).
3. The novel lost foam casting mold as claimed in claim 2, wherein a hidden groove (22) is formed in the bottom of the top plate (2), a hidden spray rack (15) is inserted into the hidden groove (22), a plurality of small holes are formed in the top of the hidden spray rack (15), two guide pipes (9) are movably inserted into the top of the top plate (2), the bottom ends of the two guide pipes (9) are connected with the hidden spray rack (15), and the top ends of the two guide pipes (9) extend upwards to the top of the support plate (3).
4. The novel lost foam casting mold as claimed in claim 3, wherein four guiding bearings (7) are fixedly connected to four corners of the bottom plate (1), four guiding cylinders (4) are inserted into four guiding bearings (7), the top ends of the four guiding cylinders (4) extend to the top of the top plate (2), reinforcing springs (6) are sleeved on the circumferential surfaces of the four guiding cylinders (4), and the four reinforcing springs (6) are located between the bottom plate (1) and the top plate (2).
5. The novel lost foam casting mold as claimed in claim 4, wherein the top of the supporting plate (3) is provided with a receiving groove (19), a pressure transmission guide pillar (5) is inserted between the inner walls of the lower molding die (16), the bottom of the pressure transmission guide pillar (5) is connected with the top plate (2), the pressure transmission guide pillar (5) and the top plate (2) are provided with a feeding pipe groove (20), the side end of the pressure transmission guide pillar (5) is fixedly connected with a feeding pipe (10), the feeding pipe (10) corresponds to the feeding pipe groove (20), the top of the lower molding die (16) is provided with a die groove (21), the lower molding die (16) and the lower die fixing plate (12) are provided with a high-pressure vent hole (23) from top to bottom, the high-pressure vent hole (23) is communicated with the die groove (21), and the bottom of the lower die fixing plate (12) is fixedly connected with a high-pressure air pipe (14), the high-pressure air pipe (14) corresponds to the high-pressure air hole (23).
6. A new lost foam casting mold as set forth in claim 5, wherein said lower mold fixing plate (12) is fixedly attached to the lower mold receiving groove (11) by means of a plurality of bolts.
7. The novel lost foam casting mold as claimed in claim 6, wherein the bottom plate (1), the top plate (2), the supporting plate (3), the lower mold fixing plate (12), the lower forming mold (16) and the four guide cylinders (4) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539967.5U CN215786569U (en) | 2021-10-21 | 2021-10-21 | Novel lost foam casting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539967.5U CN215786569U (en) | 2021-10-21 | 2021-10-21 | Novel lost foam casting mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215786569U true CN215786569U (en) | 2022-02-11 |
Family
ID=80170250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122539967.5U Active CN215786569U (en) | 2021-10-21 | 2021-10-21 | Novel lost foam casting mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215786569U (en) |
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2021
- 2021-10-21 CN CN202122539967.5U patent/CN215786569U/en active Active
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