CN112276021A - Multi-shooting-head core shooting machine - Google Patents
Multi-shooting-head core shooting machine Download PDFInfo
- Publication number
- CN112276021A CN112276021A CN202011329842.3A CN202011329842A CN112276021A CN 112276021 A CN112276021 A CN 112276021A CN 202011329842 A CN202011329842 A CN 202011329842A CN 112276021 A CN112276021 A CN 112276021A
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- sand
- hopper
- shooting
- annular supporting
- vertical plate
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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
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses a multi-shooting-head core shooter, which comprises a circular bracket and a pillar arranged in the middle of the circular bracket, wherein one end of the pillar, which is far away from the circular bracket, is rotatably connected with an annular supporting table, the center of the annular supporting table is provided with a hopper fixed on the pillar, and a plurality of sand shooting hoppers are arranged on the annular supporting table at equal intervals along the circumferential direction of the annular supporting table; a plurality of sand conveying pipes and air cylinders are arranged on the hopper along the circumferential direction of the hopper, and the orthographic projections of the sand conveying pipes and the air cylinders are not overlapped; the inner bottom of the hopper is provided with a multi-surface cone sand separator which is convenient for precoated sand to rapidly flow to each sand conveying pipe, each surface of the multi-surface cone sand separator corresponds to the sand inlet of each sand conveying pipe, and one end of the multi-surface cone sand separator, which is far away from the inner bottom of the hopper, extends upwards to the middle part of the hopper; wherein, the quantity of sand shooting hopper, sand conveying pipe and cylinder keeps unanimous. According to the core shooting machine, the movable dies are arranged on one core shooting machine, so that the casting cores can be manufactured after one working procedure is finished, and the manufacturing efficiency of the casting cores is obviously improved.
Description
Technical Field
The invention relates to the technical field of core shooters, in particular to a multi-head core shooter.
Background
The core shooter is also called a sand shooter or a sand shooter, and is precoated sand molding and core making equipment for making a core by adopting precoated sand through a hot core box process. The working principle of the sand core comprises that core sand containing phenolic resin is filled into a heated metal core box and is kept for a certain time, so that the resin in the shell core sand close to the wall of the core box is melted to bond sand grains together, a shell layer with a certain thickness in a plastic state is formed along the inner cavity wall of the core box, after the redundant core sand is poured out, the heating is continued for a certain time, the core box is opened to eject the shell core, and the hollow thin shell sand core with a small wall thickness is obtained.
At present, most of core shooters at home and abroad are single-station core shooters or double-station core shooters, two movable dies are arranged on one core shooter, the manufacture of two casting cores can be completed only after one procedure is finished, the single-station core shooter can only manufacture one casting core at one time, and the manufacture efficiency of the casting cores is low.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a multi-shooting-head core shooting machine (the number of shooting heads is at least three), a plurality of movable dies are arranged on one core shooting machine, the manufacture of a plurality of casting cores can be completed after one working procedure is finished, and the manufacture efficiency of the casting cores is obviously improved.
In order to achieve the purpose, the invention adopts the specific scheme that:
a multi-shooting-head core shooter comprises a circular support and a pillar arranged in the middle of the circular support, wherein one end of the pillar, far away from the circular support, is rotatably connected with an annular supporting table, the center of the annular supporting table is provided with a hopper fixed on the pillar, and a plurality of sand shooting hoppers are arranged on the annular supporting table at equal intervals along the circumferential direction of the annular supporting table; a plurality of sand conveying pipes which extend downwards in an inclined mode and are used for conveying precoated sand to the sand shooting hopper and a plurality of air cylinders which are matched with the sand shooting hopper to press the precoated sand are arranged on the hopper along the circumferential direction of the hopper, wherein the orthographic projections of the sand conveying pipes and the air cylinders are not overlapped; the inner bottom of the hopper is provided with a multi-surface cone sand separator which is convenient for precoated sand to rapidly flow to each sand conveying pipe, each surface of the multi-surface cone sand separator corresponds to the sand inlet of each sand conveying pipe, and one end of the multi-surface cone sand separator, which is far away from the inner bottom of the hopper, extends upwards to the middle part of the hopper; wherein, the quantity of sand shooting hopper, sand conveying pipe and cylinder keeps unanimous.
Further, be equipped with the cylinder fixed plate on the hopper outer wall, the cylinder fixed plate includes a plurality of sectors that are used for fixed cylinder and the arc strip that is used for connecting two adjacent sectors, and a plurality of sectors use the hopper as the center and set up along the circumference interval of hopper, the path arc end of each sector all with the lateral wall fixed connection of hopper.
Furthermore, two arc strips with different diameters are arranged between every two adjacent fan-shaped parts, and the diameter of the arc strip positioned on the outermost side is equal to that of the large-diameter arc end of each fan-shaped part.
Furthermore, a plurality of supporting rods for supporting the air cylinder fixing plate are arranged on the annular supporting table at intervals, the Z-shaped supporting rods sequentially comprise an upper horizontal part, a vertical part and a lower horizontal part from top to bottom, grooves for clamping the edges of the air cylinder fixing plate are formed in the upper horizontal part, and the lower horizontal part is connected with the annular supporting table through bolts.
Furthermore, the annular supporting platform is rotatably connected with the hopper through a bearing, a circle of sliding groove is formed in the bottom of the annular supporting platform, and a circle of convex ring matched with the sliding groove is formed in the top of the strut.
Further, still be equipped with the fixed subassembly of mould in the below of each cylinder on the circular support, the fixed subassembly of mould uses the pillar to outwards include first riser, second riser and the third riser that is connected through the horizon bar as the starting point in proper order, is used for placing the mould between first riser and the second riser, and one side that the second riser was kept away from to the third riser is fixed with the hydro-cylinder, the piston rod of hydro-cylinder is connected with the second riser in order to promote the second riser to the direction of keeping away from or being close to the first riser and remove.
Further, the number of the sand shooting hoppers is at least three.
Has the advantages that:
1. the core shooting machine comprises a hopper with a plurality of sand conveying pipes and a plurality of air cylinders, a plurality of sand shooting hoppers are arranged on an annular supporting table which is rotationally connected with the hopper, the sand shooting hoppers correspond to the sand conveying pipes by rotating the annular supporting table, so that the precoated sand in the hopper can flow into each sand shooting hopper, and then the annular supporting table is rotated to enable the sand shooting hoppers correspond to the air cylinders so that the precoated sand in the sand shooting hoppers can be shot into a mold, so that the sand shooting is simultaneously carried out on the plurality of molds, the use is convenient, and the working efficiency is obviously improved; through setting up each face respectively with the multiaspect cone sand separator that the sand inlet of each sand conveying pipe is corresponding, can make tectorial membrane sand flow fast to each sand conveying pipe in and then flow fast to penetrate in the sand hopper.
2. According to the invention, the support rod for supporting the air cylinder fixing plate is arranged on the annular support platform, so that the stability of the air cylinder fixing plate can be ensured, and the service life is prolonged.
3. The core shooter has the advantages of compact structure, convenient operation, strong practicability, high efficiency and good popularization and use values.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is one of top views of embodiment 1 (four-shot head) of the present invention.
Fig. 2 is a second top view of the embodiment 1 (four-shot head) of the present invention.
Fig. 3 is a cross-sectional view taken at a-a in fig. 1 (only a portion above the shooting pot is cut).
Fig. 4 is a cross-sectional view taken at B-B in fig. 2 (only the portion above the shooting pot is cut away).
Fig. 5 is a schematic view of the support bar.
Fig. 6 is a cross-sectional view at C-C in fig. 5.
Fig. 7 is a plan view of example 2 (five-shot head) of the present invention.
The sand-blasting machine comprises graphic marks, 1, an annular supporting platform, 2, a cylinder fixing plate, 201, a sector part, 202, an arc strip, 3, a hopper, 4, a supporting rod, 401, a groove, 5, a sand-blasting hopper, 6, a multi-face cone sand separator, 7, a sand conveying pipe, 8, a mold fixing component, 801, a first vertical plate, 802, a second vertical plate, 803, a horizontal rod, 804, a third vertical plate, 805, an oil cylinder, 9, a circular support, 10 and a cylinder.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to specific embodiments, and it should be understood 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.
A multi-shooting-head core shooter is disclosed, please refer to fig. 1-4, and comprises a circular support 9 and a support 11 arranged in the middle of the circular support 9, wherein one end of the support 11 far away from the circular support 9 is rotatably connected with an annular support platform 1, a hopper 3 fixed on the support 11 is arranged in the center of the annular support platform 1, one side of the hopper 3 is connected with an air bag, and a plurality of sand shooting hoppers 5 are arranged on the annular support platform 1 at equal intervals along the circumferential direction of the annular support platform 1; a plurality of sand conveying pipes 7 which extend downwards in an inclined mode and are used for conveying precoated sand to the sand shooting hopper 5 and a plurality of air cylinders 10 which are matched with the sand shooting hopper 5 to press precoated sand are arranged on the hopper 3 along the circumferential direction of the hopper, wherein orthographic projections of the sand conveying pipes 7 and the air cylinders 10 are not overlapped; a multi-face cone sand separator 6 which is convenient for precoated sand to rapidly flow to each sand conveying pipe 7 is arranged on the inner bottom of the hopper 3, each face of the multi-face cone sand separator 6 corresponds to the sand inlet of each sand conveying pipe 7, and one end of the multi-face cone sand separator 6, which is far away from the inner bottom of the hopper 3, extends upwards to the middle part of the hopper 3; wherein, the number of the sand shooting hoppers 5, the sand conveying pipes 7 and the air cylinders 10 is kept consistent. In detail, the annular support table 1 is rotated to enable the precoated sand in the hopper 3 to flow to each sand shooting hopper 5 in a manner that the sand shooting hopper 5 and the sand conveying pipe 7 are opposite, then the annular support table 1 is rotated to enable the sand shooting hopper 5 and the air cylinder 10 to be opposite to enable the precoated sand in the sand shooting hopper 5 to be shot into a mold, so that sand is shot into a plurality of molds simultaneously, the use is convenient, and the working efficiency is obviously improved.
Please refer to fig. 1 and 2, an air cylinder fixing plate 2 is disposed on an outer wall of the hopper 3, the air cylinder fixing plate 2 includes a plurality of sectors 201 for fixing the air cylinder 10 and arc-shaped bars 202 for connecting two adjacent sectors 201, the plurality of sectors 201 are disposed at intervals around the hopper 3 and along a circumferential direction of the hopper 3, and a small-diameter arc end of each sector 201 is fixedly connected to an outer wall of the hopper 3. Two arc strips 202 with different diameters are arranged between two adjacent sectors 201, and the diameter of the arc strip 202 positioned at the outermost side is equal to the diameter of the large-diameter arc end of the sector 201.
In detail, referring to fig. 1-2 and 5-6, a plurality of support rods 4 for supporting the cylinder fixing plate 2 are spaced on the annular support platform 1, the "Z" shaped support rod 4 sequentially includes an upper horizontal portion, a vertical portion and a lower horizontal portion from top to bottom, the upper horizontal portion is provided with a groove 401 for clamping the edge of the cylinder fixing plate 4, and the lower horizontal portion is connected to the annular support platform 1 through a bolt.
Annular brace table 1 passes through the bearing with hopper 3 and rotates and be connected, and annular brace table 1's bottom is equipped with the round spout, and 11 tops of pillar are equipped with the bulge loop that the round matches with the spout.
Please refer to fig. 3 and 4, a mold fixing assembly 8 is further disposed below each air cylinder 10 on the circular support 9, the mold fixing assembly 8 sequentially includes a first vertical plate 801, a second vertical plate 802, and a third vertical plate 804 connected to each other by a horizontal rod 803 from the pillar 11, a mold is placed between the first vertical plate 801 and the second vertical plate 802, an oil cylinder 805 is fixed on a side of the third vertical plate 804 away from the second vertical plate 802, and a piston rod of the oil cylinder 805 is connected to the second vertical plate 802 to push the second vertical plate 802 to move in a direction away from or close to the first vertical plate 801.
The number of the sand shooting hoppers 5 is at least three.
Example 1 (four shooter core shooter)
A four-shooting-head core shooter refers to the figures 1-4 and comprises a circular support 9 and a support 11 arranged in the middle of the circular support 9, wherein one end, far away from the circular support 9, of the support 11 is rotatably connected with an annular support platform 1, a hopper 3 fixed on the support 11 is arranged in the center of the annular support platform 1, and four sand shooting hoppers 5 are arranged on the annular support platform 1 at equal intervals along the circumferential direction of the annular support platform 1; four sand conveying pipes 7 which extend downwards in an inclined mode and are used for conveying precoated sand to the sand shooting hopper 5 and four air cylinders 10 which are matched with the sand shooting hopper 5 to press precoated sand are arranged on the hopper 3 along the circumferential direction of the hopper, wherein the orthographic projections of the sand conveying pipes 7 and the air cylinders 10 are not overlapped; the multi-face cone sand separator 6 is arranged on the inner bottom of the hopper 3 and is convenient for precoated sand to rapidly flow to each sand conveying pipe 7, four faces of the multi-face cone sand separator 6 correspond to sand inlets of the five sand conveying pipes 7 respectively, and one end, far away from the inner bottom of the hopper 3, of the multi-face cone sand separator 6 extends upwards to the middle of the hopper 3.
Please refer to fig. 1 and 2, an air cylinder fixing plate 2 is disposed on an outer wall of the hopper 3, the air cylinder fixing plate 2 includes four sectors 201 for fixing the air cylinder 10 and arc bars 202 for connecting two adjacent sectors 201, the four sectors 201 are disposed at intervals around the hopper 3 and along a circumferential direction of the hopper 3, and a small-diameter arc end of each sector 201 is fixedly connected to an outer sidewall of the hopper 3. Two arc strips 202 with different diameters are arranged between two adjacent sectors 201, and the diameter of the arc strip 202 positioned at the outermost side is equal to the diameter of the large-diameter arc end of the sector 201.
The interval is equipped with four bracing pieces 4 that are used for supporting cylinder fixed plate 2 on the annular supporting bench 1, and annular supporting bench 1 passes through the bearing with hopper 3 and rotates and be connected, and the bottom of annular supporting bench 1 is equipped with the round spout, and 11 tops of pillar are equipped with the bulge loop that the round matches with the spout.
It should be noted that, referring to fig. 3 and 4, a mold fixing assembly 8 is further disposed on the circular support 9 below each cylinder 10.
Example 2 (five shooter core shooter)
Referring to fig. 7, the number of the sand shooting hoppers 5, the sand conveying pipes 7, the support rods 4 and the cylinders 10 in the core shooting machine is five, five surfaces of the polyhedral conical sand distributor 6 correspond to sand inlets of the five sand conveying pipes 7, and other structures are the same as or similar to those of embodiment 1 and are not repeated.
While the present invention has been described in detail with reference to a multi-head core shooter, the principles and embodiments of the present invention have been illustrated herein using specific examples, which are intended to facilitate an understanding of the methods and core concepts of the present invention. It should be noted that any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are within the protective scope of the present invention to those skilled in the art.
Claims (7)
1. The utility model provides a many shooters core shooting machine, includes circular support (9), locates pillar (11) at circular support (9) middle part, its characterized in that: an annular supporting table (1) is rotatably connected to one end, far away from the circular support (9), of the support column (11), a hopper (3) fixed on the support column (11) is arranged in the center of the annular supporting table (1), and a plurality of sand shooting hoppers (5) are arranged on the annular supporting table (1) at equal intervals along the circumferential direction of the annular supporting table; a plurality of sand conveying pipes (7) which extend downwards in an inclined mode and are used for conveying precoated sand to the sand shooting hopper (5) and a plurality of air cylinders (10) which are matched with the sand shooting hopper (5) to press the precoated sand are arranged on the hopper (3) along the circumferential direction of the hopper, wherein the orthographic projections of the sand conveying pipes (7) and the air cylinders (10) are not overlapped; a multi-face cone sand separator (6) which is convenient for the precoated sand to rapidly flow to each sand conveying pipe (7) is arranged on the inner bottom of the hopper (3), each face of the multi-face cone sand separator (6) corresponds to the sand inlet of each sand conveying pipe (7) respectively, and one end, far away from the inner bottom of the hopper (3), of the multi-face cone sand separator (6) extends upwards to the middle part of the hopper (3); wherein, the number of the sand shooting hoppers (5), the sand conveying pipes (7) and the air cylinders (10) is kept consistent.
2. A multi-shooter core shooter as claimed in claim 1 wherein: be equipped with cylinder fixed plate (2) on hopper (3) outer wall, cylinder fixed plate (2) include a plurality of sectorial portions (201) that are used for fixed cylinder (10) and arc (202) that are used for connecting two adjacent sectorial portions (201), and a plurality of sectorial portions (201) use hopper (3) as the center and set up along the circumference interval of hopper (3), the path arc end of each sectorial portion (201) all with the lateral wall fixed connection of hopper (3).
3. A multi-shooter core shooter as claimed in claim 2 wherein: two arc strips (202) with different diameters are arranged between two adjacent fan-shaped parts (201), and the diameter of the arc strip (202) positioned at the outermost side is equal to that of the large-diameter arc end of the fan-shaped part (201).
4. A multi-shooter core shooter as claimed in claim 3 wherein: the supporting device is characterized in that a plurality of supporting rods (4) used for supporting the air cylinder fixing plate (2) are arranged on the annular supporting platform (1) at intervals, the Z-shaped supporting rods (4) sequentially comprise an upper horizontal part, a vertical part and a lower horizontal part from top to bottom, a groove (401) used for clamping the edge of the air cylinder fixing plate (4) is formed in the upper horizontal part, and the lower horizontal part is connected with the annular supporting platform (1) through bolts.
5. A multi-shooter core shooter as claimed in claim 1 wherein: the annular supporting table (1) is rotatably connected with the hopper (3) through a bearing, a circle of sliding groove is formed in the bottom of the annular supporting table (1), and a circle of convex ring matched with the sliding groove is formed in the top of the strut (11).
6. A multi-shooter core shooter as claimed in claim 1 wherein: the mould fixing component (8) is further arranged below each air cylinder (10) on the circular support (9), the mould fixing component (8) sequentially comprises a first vertical plate (801), a second vertical plate (802) and a third vertical plate (804) which are connected through a horizontal rod (803) from a support (11) serving as a starting point to the outside, a mould is placed between the first vertical plate (801) and the second vertical plate (802), an oil cylinder (805) is fixed on one side, far away from the second vertical plate (802), of the third vertical plate (804), and a piston rod of the oil cylinder (805) is connected with the second vertical plate (802) to push the second vertical plate (802) to move towards the direction far away from or close to the first vertical plate (801).
7. A multi-shooter core shooter as claimed in claim 1 wherein: the number of the sand shooting hoppers (5) is at least three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329842.3A CN112276021A (en) | 2020-11-24 | 2020-11-24 | Multi-shooting-head core shooting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329842.3A CN112276021A (en) | 2020-11-24 | 2020-11-24 | Multi-shooting-head core shooting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112276021A true CN112276021A (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011329842.3A Pending CN112276021A (en) | 2020-11-24 | 2020-11-24 | Multi-shooting-head core shooting machine |
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| CN (1) | CN112276021A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403458A (en) * | 2021-06-23 | 2021-09-17 | 唐山鑫业科技有限公司 | White heart malleable cast iron production process |
-
2020
- 2020-11-24 CN CN202011329842.3A patent/CN112276021A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403458A (en) * | 2021-06-23 | 2021-09-17 | 唐山鑫业科技有限公司 | White heart malleable cast iron production process |
| CN113403458B (en) * | 2021-06-23 | 2022-03-25 | 唐山鑫业科技有限公司 | White heart malleable cast iron production process |
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