CN211938935U - Basin type pouring gate structure with flow stabilizing and slag collecting effects - Google Patents
Basin type pouring gate structure with flow stabilizing and slag collecting effects Download PDFInfo
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- CN211938935U CN211938935U CN202020065112.6U CN202020065112U CN211938935U CN 211938935 U CN211938935 U CN 211938935U CN 202020065112 U CN202020065112 U CN 202020065112U CN 211938935 U CN211938935 U CN 211938935U
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Abstract
The utility model relates to a basin formula runner structure with stationary flow, collection sediment effect, including runner case and water conservancy diversion sand mould, both ends open-ended tubulose about the runner case is, water conservancy diversion sand mould sets up at the runner incasement, be provided with hollow water conservancy diversion district in the water conservancy diversion sand mould, the water conservancy diversion district includes basin district, stationary flow district and runner district, basin body position is in water conservancy diversion sand mould upper portion center department, basin body position is big-end-up's round platform form, runner position is in water conservancy diversion sand mould lower part eccentric department, the runner district is the cylindrical of vertical setting, the stationary flow district is between basin district and the runner district, the stationary flow district is recessed arc groove, be provided with vertical arch between stationary flow district and the runner district, the arch forms the fender slag wall, basin district, the stationary flow district, the runner district is distinguished and is connected with keeping off level and smooth transition between the. The utility model aims to solve or at least alleviate the problem that foundry goods inside formed sand inclusion, gas pocket defect, provide a basin formula runner structure with stationary flow, collection sediment effect.
Description
Technical Field
The utility model relates to a foundry goods pouring technical field, concretely relates to basin formula runner structure with stationary flow, collection sediment effect.
Background
When a casting is poured, molten metal flows into the pouring mold through the pouring gate and has the functions of containing the injected molten metal and relieving the impact of the liquid metal on the sand mold. The funnel-shaped that current runner is mostly constituteed by the gravel, at the pouring in-process, because runner surface strength is low, the gating system is longer, the metal liquid flows through the funnel-shaped runner for a long time and erodees the runner, easily forms and falls sand, rolls up gas. The sand and gas enter the casting cavity along with the molten metal. When the casting begins to cool and solidify, the sand and gas remain in the casting to form sand inclusion and air hole defects, and the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, solve or alleviate the inside problem that forms sand inclusion, gas pocket defect of foundry goods at least, provide a basin formula runner structure with stationary flow, collection sediment effect.
In order to realize the above purpose, the utility model discloses a technical scheme is:
a basin-type pouring gate structure with flow stabilization and slag collection effects comprises a pouring gate box and a flow guide sand mold;
the gate box is in a tubular shape with openings at the upper end and the lower end;
the water conservancy diversion sand mould sets up in the runner case, is provided with hollow water conservancy diversion district in the water conservancy diversion sand mould, the water conservancy diversion district includes basin district, steady flow district and runner district, basin position is in water conservancy diversion sand mould upper portion center department, and the basin district is big-end-up's round platform form, the runner district is located water conservancy diversion sand mould lower part off-centre department, and the runner district is the cylindrical of vertical setting, steady flow district is located between basin district and the runner district, and the steady flow district is recessed arc groove, is provided with vertical arch between steady flow district and the runner district, the arch forms the slag wall, and smooth transition is connected between basin district, steady flow district, the runner district and the slag wall.
In order to further realize the utility model discloses, can prefer following technical scheme for use:
preferably, the upper end of the section of the slag stopping wall is in a convex arc shape.
Preferably, the taper of the basin body area is 4-10 degrees.
Preferably, basin formula runner structure still includes the baffle, the baffle setting just is located basin district at the runner incasement, and the baffle is located the slag wall top and is located between basin body district axis and the runner district axis, and the baffle lower extreme forms the clearance with the slag wall upper end, and the baffle divides the basin body into feed area and exhaust area, the exhaust area is located runner district top.
Preferably, the baffle is detachably connected with the gate box.
Preferably, the inside bilateral symmetry of runner case is provided with the spout of two indents, the vertical setting of spout, spout up end and runner case up end parallel and level, the width value of spout equals the thickness value of baffle.
Preferably, the distance between the bottom surfaces of the two chutes of the gate box is equal to the length of the baffle plate, and the length of the chute is equal to the width of the baffle plate.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model is provided with a hollow diversion area in the diversion sand mould, and the diversion area comprises a basin area, a stable flow area and a pouring gate area; when pouring, the molten metal firstly enters the flow stabilizing area from the feeding area, and the flow velocity of the molten metal can be effectively reduced when the molten metal flows through the flow stabilizing area due to the fact that the flow stabilizing area is the concave arc groove, and the phenomenon that air is entrapped due to excessively strong turbulence is avoided or at least reduced, so that the problem that air holes appear in castings is solved.
A slag wall is arranged between the steady flow area and the sprue area, and a baffle plate is arranged above the slag wall; when the molten metal flows through the pot body area, sand falling can be generated due to high speed, the slag blocking wall and the baffle block the sand falling in the stable flow area, and the sand falling is prevented from entering a casting cavity along with the molten metal, so that the problem of sand inclusion in the casting is avoided or at least reduced.
Drawings
FIG. 1 is a top view of a basin-type gate structure with flow stabilizing and slag collecting effects according to the present invention;
FIG. 2 is a sectional view of a basin-type gate structure with flow stabilizing and slag collecting effects;
FIG. 3 is a schematic structural view of a gate box and a baffle plate of the basin-type gate structure with flow stabilization and slag collection effects of the present invention; wherein, 1-a gate box; 2-guiding the sand mould; 3-a flow guiding zone; 4-slag stopping wall; 5-a baffle plate; 301-the basin region; 302-a steady flow zone; 303-gate area.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-3, a basin-type gate structure with flow stabilization and slag collection effects comprises a gate box 1, a sand guide mold 2 and a baffle 5;
the gate box 1 is in a tubular shape with openings at the upper end and the lower end;
the flow guiding sand mold 2 is arranged in the pouring box 1, a hollow flow guiding area 3 is arranged in the flow guiding sand mold 2, the flow guiding area 3 comprises a basin body area 301, a flow stabilizing area 302 and a pouring area 303, the basin body area 301 is located at the center of the upper portion of the flow guiding sand mold 2, the basin body area 301 is in a circular truncated cone shape with a large upper portion and a small lower portion, the taper of the basin body area 301 ranges from 4 degrees to 10 degrees, the pouring area 303 is located at the eccentric portion of the lower portion of the flow guiding sand mold 2, the pouring area 303 is vertically arranged in a cylindrical shape, the flow stabilizing area 302 is located between the basin body area 301 and the pouring area 303, the flow stabilizing area 302 is a concave arc groove, a vertical protrusion is arranged between the flow stabilizing area 302 and the pouring area 303, the protrusion forms a slag blocking wall 4, the upper end of the cross section of the slag blocking wall 4 is in a convex arc shape, and the basin.
The basin-type pouring gate structure further comprises a baffle 5, the baffle 5 is arranged in the pouring gate box 1 and located in the basin body area 301, the baffle 5 is located above the slag blocking wall 4 and located between the central axis of the basin body area 301 and the central axis of the pouring gate area 303, a gap is formed between the lower end of the baffle 5 and the upper end of the slag blocking wall 4, the basin body area 301 is divided into a feeding area and an exhaust area by the baffle 5, and the exhaust area is located above the pouring gate area 303; baffle 5 can be dismantled with runner case 1 and be connected, the inside bilateral symmetry of runner case 1 is provided with the spout of two indents, the vertical setting of spout, spout up end and 1 up end parallel and level of runner case, the width value of spout equals the thickness value of baffle 5, distance value between the bottom surface of two spouts of runner case 1 equals the length of baffle 5, and the length value of spout equals the width value of baffle 5.
The working process of the embodiment is as follows:
before pouring, will the utility model discloses place on the case on the foundry goods die cavity, make the position of gate area 303 and last case sprue correspond and be fixed.
During pouring, the molten metal firstly enters the stable flow area 302 from the feeding area, and the stable flow area 302 is a concave arc groove, so that the flow rate of the molten metal can be effectively reduced when the molten metal flows through the stable flow area 302, and air entrainment caused by excessively strong turbulence is avoided, thereby avoiding or at least reducing the problem of air holes in the casting; when the molten metal flows through the basin body area 301, sand falling can be generated at a high speed, the slag blocking wall 4 and the baffle 5 block the sand falling in the steady flow area 302, the sand falling is prevented from entering a casting cavity along with the molten metal, and therefore the problem of sand inclusion in the casting is avoided or at least reduced.
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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (7)
1. A basin-type pouring gate structure with flow stabilization and slag collection effects is characterized by comprising a pouring gate box (1) and a flow guide sand mold (2);
the gate box (1) is in a tubular shape with openings at the upper end and the lower end;
the flow guide sand mold (2) is arranged in the sprue box (1), a hollow flow guide area (3) is arranged in the flow guide sand mold (2), the flow guide area (3) comprises a basin area (301), a flow stabilizing area (302) and a gate area (303), the basin body area (301) is positioned at the center of the upper part of the diversion sand mould (2), the basin body area (301) is in a circular truncated cone shape with a large upper part and a small lower part, the gate area (303) is positioned at the eccentric position of the lower part of the diversion sand mould (2), the gate area (303) is vertically arranged in a cylindrical shape, the flow stabilizing area (302) is positioned between the basin area (301) and the gate area (303), the flow stabilizing area (302) is a concave arc groove, a vertical bulge is arranged between the flow stabilizing area (302) and the gate area (303), the bulge forms a slag blocking wall (4), and the basin body area (301), the flow stabilizing area (302), the pouring gate area (303) and the slag blocking wall (4) are connected in a smooth transition mode.
2. The basin-type pouring gate structure with the effects of flow stabilization and slag collection as claimed in claim 1, wherein the upper end of the section of the slag blocking wall (4) is in the shape of a convex arc.
3. A flow-stabilizing, slag-collecting basin gate structure according to claim 1, characterized in that the taper of the basin zone (301) is 4 ° -10 °.
4. The basin-type gate structure with the effects of stabilizing flow and collecting slag according to claim 1, further comprising a baffle (5), wherein the baffle (5) is arranged in the gate box (1) and located in the basin body area (301), the baffle (5) is located above the slag blocking wall (4) and located between the central axis of the basin body area (301) and the central axis of the gate area (303), a gap is formed between the lower end of the baffle (5) and the upper end of the slag blocking wall (4), the baffle (5) divides the basin body area (301) into a feeding area and an exhaust area, and the exhaust area is located above the gate area (303).
5. A basin-shaped gate structure with flow stabilizing and slag collecting effects as claimed in claim 4, characterized in that the baffle (5) is detachably connected to the gate box (1).
6. The basin-type pouring gate structure with the flow stabilizing and slag collecting effects is characterized in that two inwards-concave sliding grooves are symmetrically arranged on two sides inside the pouring gate box (1), the sliding grooves are vertically arranged, the upper end faces of the sliding grooves are flush with the upper end face of the pouring gate box (1), and the width of each sliding groove is equal to the thickness of the baffle (5).
7. A basin-shaped sprue structure with flow-stabilizing and slag-collecting effect according to claim 6 characterized in that the distance between the bottom surfaces of the two runners of the sprue box (1) is equal to the length of the baffle (5) and the length of the runners is equal to the width of the baffle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020065112.6U CN211938935U (en) | 2020-01-13 | 2020-01-13 | Basin type pouring gate structure with flow stabilizing and slag collecting effects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020065112.6U CN211938935U (en) | 2020-01-13 | 2020-01-13 | Basin type pouring gate structure with flow stabilizing and slag collecting effects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211938935U true CN211938935U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020065112.6U Active CN211938935U (en) | 2020-01-13 | 2020-01-13 | Basin type pouring gate structure with flow stabilizing and slag collecting effects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211938935U (en) |
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2020
- 2020-01-13 CN CN202020065112.6U patent/CN211938935U/en active Active
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