CN220049957U - A moulding box for molding sand mould of molding machine - Google Patents
A moulding box for molding sand mould of molding machine Download PDFInfo
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- CN220049957U CN220049957U CN202321268913.2U CN202321268913U CN220049957U CN 220049957 U CN220049957 U CN 220049957U CN 202321268913 U CN202321268913 U CN 202321268913U CN 220049957 U CN220049957 U CN 220049957U
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- sand
- box
- molding
- sand shooting
- molding box
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- 238000000465 moulding Methods 0.000 title claims abstract description 71
- 239000003110 molding sand Substances 0.000 title claims abstract description 15
- 239000004576 sand Substances 0.000 claims abstract description 84
- 230000035699 permeability Effects 0.000 abstract description 4
- 101100384819 Caenorhabditis elegans cope-1 gene Proteins 0.000 description 1
- 244000035744 Hura crepitans Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Casting Devices For Molds (AREA)
Abstract
The utility model relates to a molding box for molding sand molds of a molding machine, which comprises an upper molding box and a lower molding box; the upper molding box is provided with a first sand shooting port; the lower molding box is provided with a second sand shooting port, and the outline shapes of the inner frames of the upper molding box and the lower molding box are different; the upper molding box and the lower molding box are respectively provided with a plurality of air outlet holes; the first sand shooting port and the second sand shooting port are respectively connected with a first sand shooting plate and a second sand shooting plate. The inside structure of the first sand shooting plate and the second sand shooting plate is optimally adjusted, the inclined protrusions A and the inclined protrusions B are designed in the first sand shooting plate and the second sand shooting plate, and the sand falling position can be changed by the design, so that the two sides of the sand slant are not located at the positions of the air outlet holes, the air outlet is prevented from being blocked, and the air permeability of the sand mould is ensured.
Description
Technical Field
The utility model relates to a molding box, in particular to a molding box for molding sand molds of a molding machine, and belongs to the field of casting mechanical equipment.
Background
In the molding machine, molding sand is pressed into a mold box by compressed air. The quality of sand mould can receive the smooth and easy nature of gas discharge and penetrate the influence of sand mouth, penetrate sand mouth and mold box venthole and distribute unreasonably, when the sand box gas permeability is bad, unnecessary gas is difficult to discharge and not only can directly influence the homogeneity of sand mould structure and the intensity of sand mould, still can produce the backpressure in the sand mould, and this backpressure can force the gas into the molten metal. Meanwhile, the upper and lower shapes of the traditional sand mold entity are more regular and consistent, and the demolding is inconvenient.
Therefore, further improvements are needed.
Disclosure of Invention
Therefore, the utility model provides the molding box for molding the sand mold of the molding machine to overcome the defects in the prior art, the demolding process is convenient, the air outlet holes are not easy to be blocked, the quality of the sand mold is ensured, and the reject ratio of products is reduced.
A molding box for molding sand molds of a molding machine comprises an upper molding box and a lower molding box; the upper molding box is provided with a first sand shooting port; the lower molding box is provided with a second sand shooting port, and is characterized in that: the outline shapes of the inner frames of the upper molding box and the lower molding box are different; the two sides of the first sand shooting port and the second sand shooting port are respectively provided with a first air inlet hole; the upper molding box and the lower molding box are respectively provided with a plurality of air outlet holes; the first sand shooting port and the second sand shooting port are respectively connected with a first sand shooting plate and a second sand shooting plate.
Preferably, the inner contour of the upper molding box is provided with a straight port section A and a flaring section A in sequence from inside to outside in the direction of the mold; the inner contour of the lower molding box is sequentially provided with a flaring section B and a straight opening section B from the direction of the mold to the inside.
Preferably, the air outlet holes comprise a first air outlet hole and a second air outlet hole; the first air outlet holes are distributed on two sides of the first sand jet and the second sand jet.
Preferably, the second air outlet hole is formed in one side, close to the die, of the upper die box and the lower die box.
Preferably, the first sand shooting plate is internally provided with an inclined bulge A; the second sand shooting plate is internally provided with an inclined bulge B; the inclination directions of the inclination protrusion A and the inclination protrusion B are opposite.
Preferably, the side walls of the first sand shooting plate and the second sand shooting plate are inclined in opposite directions.
Preferably, the first sand shooting port is arranged in the range of the straight port section A; the second sand shooting port is arranged in the range of the straight port section B.
The utility model has the following beneficial effects: firstly, optimizing and adjusting the internal structures of a first sand shooting plate and a second sand shooting plate, wherein an inclined bulge A and an inclined bulge B are designed in the first sand shooting plate and the second sand shooting plate, and the design can change the shakeout position, so that the two inclined sides of molding sand are not positioned at the positions of air outlets, the air outlets are prevented from being blocked, and the air permeability of the sand mold is ensured; secondly, the upper molding box and the lower molding box are provided with respective flaring sections and straight opening sections; therefore, a sand mold entity with narrow upper part and wide lower part can be formed, and the demolding is convenient.
Drawings
FIG. 1 shows a mold box in a vertical sand condition according to the present utility model.
Fig. 2 is a schematic cross-sectional structure of the present utility model.
Fig. 3 is a schematic structural diagram of a sand mold entity.
Fig. 4 is a schematic structural view of the cope.
Fig. 5 is a schematic view of the structure of the drag.
In the figure: 1 is an upper molding box, 1.1 is a straight mouth section A, 1.2 is a flaring section A,2 is a lower molding box, 2.1 is a straight mouth section B,2.2 is a flaring section B,3 is a first sand shooting mouth, 4 is a second sand shooting mouth, 5 is a first sand shooting plate, 5.1 is an inclined bulge A,6 is a second sand shooting plate, 6.1 is an inclined bulge B,7 is a mold, 8 is a first air outlet hole, and 9 is a second air outlet hole
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
Terms used herein, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art, provided that the terms are not defined differently. It is to be understood that terms defined in commonly used dictionaries have meanings that are consistent with the meaning of the terms in the prior art.
See fig. 1-5
A molding box for molding sand molds of a molding machine, comprising an upper molding box 1 and a lower molding box 2; the cope 1 is provided with a first sand shooting port 3; the lower molding box 2 is provided with a second sand shooting port 4, and the outline shapes of the inner frames of the upper molding box 1 and the lower molding box 2 are different; the upper molding box 1 and the lower molding box 2 are respectively provided with a plurality of air outlet holes; the first sand shooting port 3 and the second sand shooting port 4 are respectively connected with a first sand shooting plate 5 and a second sand shooting plate 6.
Further, the inner contour of the upper molding box 1 is sequentially provided with a straight port section A1.1 and a flaring section A1.2 from inside to outside in the direction of the mold 7; the inner contour of the lower molding box 2 is provided with a flaring section B2.1 and a straight-mouth section B2.2 from the direction of the mold 7 to the inside.
Specifically, when the sand is in a vertical sand-spraying state (see fig. 1), the inner frame of the upper molding box 1 is firstly straight and then outwardly expanded, and the lower molding box 2 is firstly outwardly expanded and then straight. After the mold box is turned to be in a horizontal state, the mold 7 is moved out, the mold box after the mold 7 is moved out is covered together, and a complete sand mold is formed by splicing, and the formed sand mold entity is shown in fig. 3, and is narrow in upper part and wide in lower part, so that the mold is convenient to demould.
Further, the air outlet holes comprise a first air outlet hole 8 and a second air outlet hole 9; the first air outlet holes 8 are distributed on two sides of the first sand shooting port 3 and the second sand shooting port 4.
Further, the second air outlet hole 9 is formed on one side of the upper molding box 1 and the lower molding box 2, which is close to the mold.
Further, the first sand shooting plate 5 is internally provided with an inclined bulge A5.1; the second sand shooting plate 6 is internally provided with an inclined bulge B6.1; the inclined protrusions a 5.1 and B6.1 are inclined in opposite directions.
The two sides of the first sand jet 3 of the upper molding box 1 are provided with first air outlets, and one side close to the mold 7 is provided with second air outlets; the two sides of the second sand shooting port 4 of the lower molding box 2 are provided with first air outlet holes, and one side close to the mold 7 is provided with second air outlet holes. The openings of the sand shooting plate 4 and the sand shooting plate 5 are inclined inwards from one side and are respectively arranged on the sand shooting opening 6 and the sand shooting opening 7, so that the shakeout position is changed, the positions of air outlets are not formed in the two inclined sides of molding sand, the air outlets are prevented from being blocked, and the air permeability of the sand mould is ensured.
Further, the first sand shooting port is arranged in the range of the straight port section A; the second sand shooting port is arranged in the range of the straight port section B.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (6)
1. A molding box for molding sand molds of a molding machine comprises an upper molding box and a lower molding box; the upper molding box is provided with a first sand shooting port; the lower molding box is provided with a second sand shooting port, and is characterized in that: the outline shapes of the inner frames of the upper molding box and the lower molding box are different; the upper molding box and the lower molding box are respectively provided with a plurality of air outlet holes; the first sand shooting port and the second sand shooting port are respectively connected with a first sand shooting plate and a second sand shooting plate.
2. A mold box for molding sand molds of a molding machine as defined in claim 1, wherein: the inner contour of the upper molding box is sequentially provided with a straight port section A and a flaring section A from inside to outside in the direction of the mold; the inner contour of the lower molding box is sequentially provided with a flaring section B and a straight opening section B from the direction of the mold to the inside.
3. A mold box for molding sand molds of a molding machine as defined in claim 1, wherein: the air outlet holes comprise a first air outlet hole and a second air outlet hole; the first air outlet holes are distributed on two sides of the first sand jet and the second sand jet.
4. A mold box for molding sand molds of a molding machine according to claim 3, wherein: the second air outlet is formed in one side, close to the die, of the upper die box and the lower die box.
5. A mold box for molding sand molds of a molding machine as defined in claim 4, wherein: the first sand shooting plate is internally provided with an inclined bulge A; the second sand shooting plate is internally provided with an inclined bulge B; the inclination directions of the inclination protrusion A and the inclination protrusion B are opposite.
6. A mold box for molding sand molds of a molding machine as defined in claim 5, wherein: the first sand shooting port is arranged in the range of the straight port section A; the second sand shooting port is arranged in the range of the straight port section B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268913.2U CN220049957U (en) | 2023-05-24 | 2023-05-24 | A moulding box for molding sand mould of molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268913.2U CN220049957U (en) | 2023-05-24 | 2023-05-24 | A moulding box for molding sand mould of molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220049957U true CN220049957U (en) | 2023-11-21 |
Family
ID=88764165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321268913.2U Active CN220049957U (en) | 2023-05-24 | 2023-05-24 | A moulding box for molding sand mould of molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220049957U (en) |
-
2023
- 2023-05-24 CN CN202321268913.2U patent/CN220049957U/en active Active
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