CN114799086B - Sand shakeout device for reducing residual iron mold sand lining of conical sand shooting hole - Google Patents
Sand shakeout device for reducing residual iron mold sand lining of conical sand shooting hole Download PDFInfo
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- CN114799086B CN114799086B CN202210753739.4A CN202210753739A CN114799086B CN 114799086 B CN114799086 B CN 114799086B CN 202210753739 A CN202210753739 A CN 202210753739A CN 114799086 B CN114799086 B CN 114799086B
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- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C23/00—Tools; Devices not mentioned before for moulding
Abstract
The invention relates to the field of sand lining of iron molds, in particular to a sand shakeout device for reducing residual sand lining of iron molds. The technical problem is as follows: the thimble of the existing equipment can not be completely attached to the conical sand shooting hole, so that part of sand still remains on the inner wall of the conical sand shooting hole after dredging. The technical implementation scheme is as follows: a sand shakeout device for reducing residual sand lining of an iron mold comprises a first support frame, a sand shakeout assembly and the like; the first support frame is provided with a shakeout assembly. Carry out circular motion through scraping the material strip during the use and will remain the grit on the shooting hole inner wall and scrape down, owing to scrape the material strip and be the rubber material to have the function of preventing scratch shooting hole inner wall, then spray strong air current on to the shooting hole inner wall through a plurality of second pipe heads, will not strike off clean grit and blow off, avoid appearing remaining the phenomenon, simultaneously through the first heterotypic cabin body and the limiting displacement who scrapes the material strip, avoid the air current to blow the grit to the air in, reduce environmental pollution.
Description
Technical Field
The invention relates to the field of sand lining of iron molds, in particular to a sand shakeout device for sand lining of iron molds, which is used for reducing the residue of a conical sand shooting hole.
Background
The existing Chinese patent: the feeding type iron box shakeout device (CN 112077269A) is used in the iron mold sand-lined process, partial ejector pins are converted into a rotatable mode, the problems that the existing cleaning device cannot move sand holes and the ejector pins are bent are well solved, the number of workers for a production line can be reduced, the iron boxes can be quickly cleaned, the tendency of product waste products is reduced, the normal production rhythm is kept, and therefore the production cost is reduced; and it can only dredge the knockout process to cylindric shooting hole, and when the shooting hole on the iron mould was the bell mouth, its minimum diameter that needs to adapt to the shooting hole dredges the knockout process, leads to in the mediation in-process, and its thimble can't laminate the toper shooting hole completely to still have partial grit to remain on toper shooting hole inner wall after leading to the mediation, follow-up needs the manual work to strike off the grit that remains on shooting hole inner wall, and is inefficient.
Disclosure of Invention
The invention provides a sand shakeout device for iron mold sand lining, which reduces the residual of a conical sand shooting hole and aims to overcome the defect that after dredging, part of sand still remains on the inner wall of the conical sand shooting hole because a thimble of the existing equipment cannot be completely attached to the conical sand shooting hole.
The technical implementation scheme of the invention is as follows: a sand shakeout device for reducing residual iron mold sand lining of a conical sand shooting hole comprises a first support frame, a second support frame, a square cabin body, a cabin cover, a scraping strip, a second round pipe head, a cone, a sand shakeout assembly, a cleaning assembly and a collecting assembly; a second support frame is fixedly connected to the right part of the lower side of the first support frame; a square cabin body is arranged below the first support frame; the front side of the square cabin body is detachably connected with a cabin cover; the first support frame is provided with a shakeout assembly used for removing sand in the conical sand shooting hole; the lower part of the shakeout component is connected with a scraping strip; the lower part of the shakeout assembly is connected with a plurality of second circular pipe heads which are all positioned on the right side of the scraping strip and are obliquely arranged downwards; the sand on the inner wall of the conical sand shooting hole is scraped in a protective mode through the scraping strip, and sand which is not scraped completely is removed through the second round pipe head; the lower part of the second support frame is provided with a cleaning component; the cleaning assembly is connected with the shakeout assembly; the lower part of the cleaning component is provided with a cone; sand remaining in the shakeout assembly is removed through the cooperation of the cone and the cleaning assembly; the cone is connected with the shakeout component; and a collecting assembly for collecting sand in a dustproof manner is arranged on the square cabin body.
More preferably, the shakeout assembly comprises a first telescopic cylinder, a first linkage block, a hollow rod, a first connecting block, a hollow column, an air pump, a first pipeline, a scraping set, a clearing set, a dust settling set and a driving set; a first telescopic cylinder is fixedly connected to the middle part of the upper side of the first support frame; the telescopic end of the first telescopic cylinder is fixedly connected with a first linkage block; the right part of the first linkage block is rotatably connected with a hollow rod; a first connecting block is fixedly connected to the right part of the rear side of the first linkage block; the upper part of the first connecting block is fixedly connected with a hollow column; the air pump is arranged at the left part of the upper side of the first linkage block; the output end of the air pump is communicated with a first pipeline; the first pipeline is communicated with the hollow column; the lower part of the left side of the hollow rod is provided with a scraping set; a clearing set is arranged at the upper part of the front side of the scraping set; a dust fall set is installed on the clearing set; the right part of the first linkage block is provided with a driving set.
More preferably, the scraping set comprises a first special-shaped cabin body and a first partition plate; the lower part of the left side of the hollow rod is communicated with a first special-shaped cabin body; the left side of the first special-shaped cabin body is fixedly connected with the scraping strip; a first clapboard is fixedly connected to the inner side of the first special-shaped cabin body; the second round pipe heads penetrate through the first partition plate.
More preferably, the clearing set comprises a second special-shaped cabin body, a second connecting block, a second pipeline, a first electronic valve and a diversion cover; a second special-shaped cabin body is fixedly connected to the upper part of the front side of the first special-shaped cabin body; a second connecting block is fixedly connected to the left side of the second special-shaped cabin body; a second pipeline penetrates through the middle part of the second connecting block; a first electronic valve is arranged in the middle of the second pipeline; the second pipeline is communicated with the first special-shaped cabin body; the right part of the second connecting block is fixedly connected with a flow guide cover.
More preferably, the second special-shaped cabin body is a hollow arc-shaped plate.
More preferably, the dust settling set comprises a third pipeline, a second electronic valve, a first round pipe head and a flow distribution plate; a third pipeline is communicated with the middle part of the upper side of the second special-shaped cabin body; the third pipeline is communicated with the first special-shaped cabin body; a second electronic valve is arranged on the third pipeline; the lower side of the second special-shaped cabin body is communicated with a plurality of first circular pipe heads which are all arranged obliquely downwards; the upper part of the inner side of the second special-shaped cabin body is fixedly connected with a flow distribution plate.
More preferably, the shakeout assembly further comprises a fourth conduit; the middle part of the second pipeline is communicated with a fourth pipeline; the rear end of the fourth pipeline penetrates through the first special-shaped cabin body.
More preferably, the cleaning assembly comprises a connecting rod, a limiting block, a first linkage rod, a second linkage block, a first spring, a third connecting block, a second linkage rod, a third linkage block, a second spring, a fourth linkage block and an accommodating set; the lower part of the left side of the second support frame is fixedly connected with a connecting rod; a limiting block is fixedly connected to the left part of the lower side of the connecting rod, and the lower side surface of the limiting block is an inclined surface; the lower part of the right side of the hollow rod is connected with a first linkage rod in a sliding manner; the first linkage rod is contacted with the limiting block; the left end of the first linkage rod is fixedly connected with a second linkage block, and the left side surface of the second linkage block is an inclined surface; a first spring is sleeved on the first linkage rod, one end of the first spring is fixedly connected with the second linkage block, and the other end of the first spring is fixedly connected with the hollow rod; the lower part of the inner side of the hollow rod is fixedly connected with a third connecting block; the middle part of the third connecting block is connected with a second linkage rod in a sliding manner; a third linkage block is fixedly connected to the upper part of the outer side of the second linkage rod; a second spring is sleeved on the second linkage rod, one end of the second spring is fixedly connected with a third connecting block, and the other end of the second spring is fixedly connected with a third linkage block; a fourth linkage block is fixedly connected to the upper end of the second linkage rod; the fourth linkage block is in contact with the second linkage block; the lower part of the second linkage rod is fixedly connected with the cone; the lower part of the second support frame is provided with a containing set.
More preferably, the containing set comprises a second telescopic cylinder and a containing box; a second telescopic cylinder is fixedly connected to the lower part of the right side of the second support frame; the flexible end rigid coupling of second telescopic cylinder has the receiver.
More preferably, the collecting assembly comprises an electric push rod, a fifth linkage block, a fifth pipeline, a guide plate, a fourth connecting block, a piston, a filter screen and a second partition plate; two electric push rods are fixedly connected to the right part of the upper side of the square cabin body; a fifth linkage block is fixedly connected between the telescopic ends of the two electric push rods; a fifth pipeline is fixedly connected to the middle part of the fifth linkage block; the fifth pipeline is in sliding connection with the square cabin body; a guide plate is fixedly connected to the upper part of the inner side of the square cabin body and is positioned below the fifth pipeline; the middle part of the upper side of the guide plate is fixedly connected with a fourth connecting block; a piston is fixedly connected to the right part of the fourth connecting block; the piston is connected with the fifth pipeline in a plugging and pulling manner; the right part of the inner side of the square cabin body is fixedly connected with a filter screen; a second partition board is fixedly connected to the right part of the inner side of the square cabin body; the lower side of the filter screen is fixedly connected with the second clapboard.
Has the advantages that: when the sand scraping device is used, sand remained on the inner wall of the sand shooting hole is scraped by the material scraping strip in a circular motion mode, the material scraping strip is made of rubber, so that the function of preventing the inner wall of the sand shooting hole from being scratched is achieved, then strong air flow is sprayed onto the inner wall of the sand shooting hole through the plurality of second circular tube heads, the sand which is not scraped completely is blown off, the residual phenomenon is avoided, meanwhile, the sand is prevented from being blown into the air by the air flow through the limiting effect of the first special-shaped cabin body and the material scraping strip, and the environmental pollution is reduced;
the sand at the bottom of the iron-type groove is cleaned through the matching of the scraping strip, the second special-shaped cabin body and the second pipeline, an air wall is formed at the lower part of the front side of the second special-shaped cabin body through the plurality of first circular pipe heads, the sand is effectively prevented from flowing out from a gap between the second special-shaped cabin body and the iron type through air flow, meanwhile, partial air is guided to the left part and the right part of the second special-shaped cabin body through the flow distribution plate, and the influence of too low air pressure at the left end and the right end of the second special-shaped cabin body on the cleaning process is avoided;
the sand remained in the hollow rod is removed through the cone, the blockage phenomenon is avoided, and the air is prevented from flowing into the lower part of the square cabin body through the guide plate to lift the sand.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a first partial construction of the shakeout assembly of the present invention;
FIG. 4 is a schematic view of a second partial construction of the shakeout assembly of the present invention;
FIG. 5 is a schematic view of a third partial construction of the shakeout assembly of the present invention;
FIG. 6 is a schematic view of a fourth partial construction of the shakeout assembly of the present invention;
FIG. 7 is a schematic view of a fifth partial construction of the shakeout assembly of the present invention;
FIG. 8 is a schematic view of a sixth partial construction of the shakeout assembly of the present invention;
FIG. 9 is a schematic view of a seventh construction of a shakeout assembly of the present invention;
FIG. 10 is a schematic structural view of the cleaning assembly of the present invention;
FIG. 11 is a front view of the collection assembly of the present invention;
fig. 12 is a schematic view of the construction of the collection assembly of the present invention.
Part names and serial numbers in the figure: 1-a first support frame, 2-a second support frame, 3-a square cabin, 4-a cabin cover, 201-a first telescopic cylinder, 202-a first linkage block, 203-a hollow rod, 204-a first connecting block, 205-a hollow column, 206-an air pump, 207-a first pipeline, 208-a first special-shaped cabin, 209-a scraping strip, 2010-a first clapboard, 2011-a second special-shaped cabin, 2012-a second connecting block, 2013-a second pipeline, 2014-a first electronic valve, 2015-a guide cover, 2016-a third pipeline, 2017-a second electronic valve, 2018-a first round pipe head, 2019-a flow distribution plate, 2020-a fourth pipeline, 2021-a motor, 2022-a first straight gear, 2023-a second straight gear, 2024-a second round pipe head, 301-connecting rod, 302-limiting block, 303-first linkage rod, 304-second linkage block, 305-first spring, 306-third connecting block, 307-second linkage rod, 308-third linkage block, 309-second spring, 3010-fourth linkage block, 3011-cone, 3012-second telescopic cylinder, 3013-storage box, 401-electric push rod, 402-fifth linkage block, 403-fifth pipeline, 404-guide plate, 405-fourth connecting block, 406-piston, 407-filter screen and 408-second partition plate.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A sand shakeout device for reducing residual iron mold sand lining of a conical sand shooting hole is shown in figures 1-10 and comprises a first support frame 1, a second support frame 2, a square cabin body 3, a cabin cover 4, a scraping strip 209, a second round pipe head 2024, a cone 3011, a sand shakeout assembly, a cleaning assembly and a collecting assembly; the right part of the lower side of the first support frame 1 is connected with a second support frame 2 through a bolt; a square cabin body 3 is arranged below the first support frame 1; the front side of the square cabin body 3 is detachably connected with a cabin cover 4; the first support frame 1 is provided with a shakeout component; the lower part of the shakeout component is connected with a scraping strip 209; the lower part of the shakeout component is connected with a plurality of second circular tube heads 2024, the plurality of second circular tube heads 2024 are all positioned at the right side of the scraping strip 209, and the plurality of second circular tube heads 2024 are all arranged obliquely downwards; the lower part of the second support frame 2 is provided with a cleaning component; the cleaning assembly is connected with the shakeout assembly; the lower part of the cleaning component is provided with a cone 3011; the cone 3011 is connected with a shakeout component; the square cabin body 3 is provided with a collecting assembly; the scraping strip 209 is a rubber strip.
The shakeout component comprises a first telescopic cylinder 201, a first linkage block 202, a hollow rod 203, a first connecting block 204, a hollow column 205, an air pump 206, a first pipeline 207, a scraping set, a clearing set, a dust settling set and a driving set; a first telescopic cylinder 201 is fixedly connected to the middle part of the upper side of the first support frame 1; a first linkage block 202 is fixedly connected to the telescopic end of the first telescopic cylinder 201; a hollow rod 203 is rotatably connected to the right part of the first linkage block 202; a first connecting block 204 is connected to the right part of the rear side of the first linkage block 202 through a bolt; a hollow column 205 is fixedly connected to the upper part of the first connecting block 204; an air pump 206 is arranged at the left part of the upper side of the first linkage block 202; the output end of the air pump 206 is communicated with a first pipeline 207; the first conduit 207 communicates with the hollow column 205; the left lower part of the hollow rod 203 is provided with a scraping set; a clearing set is arranged at the upper part of the front side of the scraping set; a dust fall set is installed on the clearing set; the right portion of the first linkage block 202 mounts a drive set.
The scraping set comprises a first special-shaped cabin 208 and a first clapboard 2010; the lower part of the left side of the hollow rod 203 is communicated with a first special-shaped cabin 208; the left side of the first special-shaped cabin body 208 is fixedly connected with a scraping strip 209; a first clapboard 2010 is welded on the inner side of the first special-shaped cabin 208; the second plurality of round tube heads 2024 penetrate the first separator 2010.
The cleaning set comprises a second special-shaped cabin 2011, a second connecting block 2012, a second pipeline 2013, a first electronic valve 2014 and a guide cover 2015; a second special-shaped cabin 2011 is welded at the upper part of the front side of the first special-shaped cabin 208; a second connecting block 2012 is welded on the left side of the second special-shaped cabin 2011; a second pipeline 2013 penetrates through the middle of the second connecting block 2012; a first electronic valve 2014 is arranged in the middle of the second pipeline 2013; the second pipeline 2013 is communicated with the first special-shaped cabin 208; a guide cover 2015 is welded at the right part of the second connecting block 2012; the second special-shaped cabin 2011 is a hollow arc-shaped plate; the lower side of the second connecting block 2012 is provided with a rubber strip.
The dust fall assembly comprises a third pipeline 2016, a second electronic valve 2017, a first round pipe head 2018 and a flow distribution plate 2019; the middle part of the upper side of the second special-shaped cabin 2011 is communicated with a third pipeline 2016; the third pipeline 2016 is communicated with the first special-shaped cabin 208; a second electronic valve 2017 is mounted on the third pipe 2016; a plurality of first round pipe heads 2018 are communicated with the lower side of the second special-shaped cabin 2011, and the first round pipe heads 2018 are obliquely arranged downwards; a flow distribution plate 2019 is welded at the upper part of the inner side of the second special-shaped cabin 2011.
The driving set comprises a motor 2021, a first straight gear 2022 and a second straight gear 2023; a motor 2021 is arranged at the right part of the lower side of the first linkage block 202; the output end of the motor 2021 passes through the first linkage block 202, and the output end of the motor 2021 is fixedly connected with a first straight gear 2022; a second straight gear 2023 is fixedly connected to the upper part of the outer side of the hollow rod 203; the second spur gear 2023 is engaged with the first spur gear 2022.
Shakeout assembly further includes a fourth conduit 2020; the middle part of the second pipeline 2013 is communicated with a fourth pipeline 2020; the rear end of the fourth pipeline 2020 penetrates through the first profiled cabin 208.
The cleaning assembly comprises a connecting rod 301, a limiting block 302, a first linkage rod 303, a second linkage block 304, a first spring 305, a third connecting block 306, a second linkage rod 307, a third linkage block 308, a second spring 309, a fourth linkage block 3010 and a containing set; the lower part of the left side of the second support frame 2 is connected with a connecting rod 301 through a bolt; a limiting block 302 is welded at the left part of the lower side of the connecting rod 301, and the lower side of the limiting block 302 is an inclined plane; the lower part of the right side of the hollow rod 203 is connected with a first linkage rod 303 in a sliding way; the first linkage rod 303 is in contact with the limiting block 302; a second linkage block 304 is welded at the left end of the first linkage rod 303, and the left side surface of the second linkage block 304 is an inclined surface; a first spring 305 is sleeved on the first linkage rod 303, one end of the first spring 305 is fixedly connected with the second linkage block 304, and the other end of the first spring 305 is fixedly connected with the hollow rod 203; a third connecting block 306 is welded at the lower part of the inner side of the hollow rod 203; the middle part of the third connecting block 306 is connected with a second linkage rod 307 in a sliding way; a third linkage block 308 is welded at the upper part of the outer side of the second linkage rod 307; a second spring 309 is sleeved on the second linkage rod 307, one end of the second spring 309 is fixedly connected with the third connecting block 306, and the other end of the second spring 309 is fixedly connected with the third linkage block 308; a fourth linkage block 3010 is welded at the upper end of the second linkage rod 307; the fourth linkage block 3010 is in contact with the second linkage block 304; the lower part of the second linkage rod 307 is welded with the cone 3011; the lower part of the second support frame 2 is provided with a containing set.
The containing set comprises a second telescopic cylinder 3012 and a containing box 3013; a second telescopic cylinder 3012 is fixedly connected to the lower part of the right side of the second support frame 2; the flexible end of second telescopic cylinder 3012 has fixedly connected receiver 3013.
When the sand blasting machine is ready for operation, the first support frame 1 is fixed on an external rack through bolts, when the square cabin 3 is fixed on the horizontal ground, an iron mold is conveyed to the position under the hollow rod 203 through an external conveying mechanism, then the first telescopic cylinder 201 drives the first linkage block 202 to move downwards, the first linkage block 202 drives the hollow rod 203 to move downwards, the hollow rod 203 moves to the inside of an iron mold sand blasting hole, sand is pushed to the collecting assembly to be collected, meanwhile, the hollow rod 203 drives parts on the hollow rod to move downwards, the left side of the lower part of the scraping strip 209 is attached to the inner wall of the sand blasting hole, the lower side of the top of the scraping strip 209 is attached to the junction of the iron mold groove and the inner wall of the sand blasting hole, the motor 2021 is started, the motor 2021 drives the first straight gear 2022 to rotate, the first straight gear 2022 drives the second straight gear 2023 to rotate, the second straight gear 2023 drives the hollow rod 203 to rotate, the hollow rod 203 drives the parts on the hollow rod 203 to rotate, the scraping strip 209 carries out circular motion to scrape off the sand remained on the inner wall of the sand shooting hole; the scraping strip 209 is made of rubber, so that the function of preventing the inner wall of the sand shooting hole from being scratched is achieved, but sand which is adhered relatively tightly cannot be scraped, at the moment, the air pump 206 is started, the air pump 206 conveys air to the first pipeline 207, the air flows into a cavity formed by the first special-shaped cabin body 208 and the first partition 2010 through the first pipeline 207, the hollow column 205 and the hollow rod 203 once, and then is sprayed out from the second circular pipe heads 2024, sand remaining on the inner wall of the sand shooting hole is blown downwards, the residual phenomenon is avoided, meanwhile, through the limiting effect of the first special-shaped cabin body 208 and the scraping strip 209, the air flow drives the sand to move downwards to the inside of the collecting assembly, the air flow is prevented from blowing the sand into the air, and the working environment is prevented from being polluted; after the scraping strip 209 rotates for several circles, sand on the iron mold gathers at the front side of the scraping strip 209 and is located at the inner side of a second special-shaped cabin 2011, then a first electronic valve 2014 and a second electronic valve 2017 are started, air between the first special-shaped cabin 208 and a first partition 2010 flows into the inner side of the second special-shaped cabin 2011 through a second pipeline 2013, the sand gathered at the side of the scraping strip 209 is blown towards the direction of a sand shooting hole, air flow and sand flow are guided into the sand shooting hole through a guide cover 2015, then the first electronic valve 2014 is closed, so that the sand naturally falls into a collecting assembly through the sand shooting hole, in the process, the air between the first special-shaped cabin 208 and the first partition 2010 flows into the second special-shaped cabin through a third pipeline 2016 and is sprayed out downwards from a plurality of first round pipe 20118 towards the direction of the scraping strip 209 and obliquely, and an air wall is formed at the lower part of the front side of the second special-shaped cabin 2011, the sand is effectively prevented from being sprayed out from the lower part of the front side of the second special-shaped cabin 2011 by airflow, part of air is guided to the left part and the right part of the second special-shaped cabin 2011 by the flow distribution plate 2019, the problem that the cleaning process is influenced due to too low air pressure at the left end and the right end of the second special-shaped cabin 2011 is avoided, meanwhile, part of air flows into the fourth pipeline 2020 through the second pipeline 2013, then flows into the inner side of the scraping strip 209 from the fourth pipeline 2020, and is blown off from the inner side of the scraping strip 209, so that the sand flows into the collection assembly through a sand shooting hole; after cleaning, the motor 2021, the air pump 206, the first electronic valve 2014 and the second electronic valve 2017 are closed, then the first telescopic cylinder 201 drives the first linkage block 202 to move upwards to the original position, the first linkage block 202 drives the hollow rod 203 to move to the original position, the hollow rod 203 drives the parts on the hollow rod 203 to move to the original position, so that the first linkage rod 303 contacts the limiting block 302 again, part of sand enters the hollow rod 203 through the second circular tube head 2024 in the cleaning process, the blockage phenomenon is easily caused after long-term accumulation, at the moment, the storage box 3013 is driven to move leftwards through the second telescopic cylinder 3012, so that the storage box 3013 moves to the lower part of the hollow rod 203, then the first linkage block 202 drives the hollow rod 203 to continue to move upwards, the hollow rod 203 drives the first linkage rod 303 to move upwards, based on the wedge principle, the first linkage rod 303 slides on the inclined plane of the limiting block 302, so that the first linkage rod 303 drives the second linkage block 304 to move, and the first spring 305 is stretched, based on the wedge-shaped block principle, the second linkage block 304 pushes the fourth linkage block 3010 to move downwards, the fourth linkage block 3010 drives the second linkage rod 307 to move downwards, the second linkage rod 307 drives the third linkage block 308 to move downwards, the third linkage block 308 compresses the second spring 309, the second linkage rod 307 drives the cone 3011 to move downwards to be far away from the hollow rod 203, so that sand remaining in the hollow rod 203 flows downwards to the storage box 3013 to be collected, a residual phenomenon is avoided, then the first linkage block 202 drives the hollow rod 203 to move downwards to a home position, the first spring 305 rebounds to drive the second linkage block 304 to move to the home position, and the second spring 309 rebounds to drive the cone 3011 to move to the home position.
Example 2
On the basis of embodiment 1, as shown in fig. 1-2 and 11-12, the collecting assembly comprises an electric push rod 401, a fifth linkage block 402, a fifth pipeline 403, a deflector 404, a fourth connecting block 405, a piston 406, a filter screen 407 and a second partition 408; two electric push rods 401 are fixedly connected to the right part of the upper side of the square cabin body 3; a fifth linkage block 402 is fixedly connected between the telescopic ends of the two electric push rods 401; a fifth pipeline 403 is welded in the middle of the fifth linkage block 402; the fifth pipeline 403 is connected with the square cabin 3 in a sliding way; a guide plate 404 is welded at the upper part of the inner side of the square cabin body 3, and the guide plate 404 is positioned below the fifth pipeline 403; the middle of the upper side of the guide plate 404 is welded with a fourth connecting block 405; a piston 406 is fixedly connected to the right part of the fourth connecting block 405; the piston 406 is connected with the fifth pipeline 403 in a plugging way; a filter screen 407 is fixedly connected to the right part of the inner side of the square cabin 3; the right part of the inner side of the square cabin body 3 is welded with a second clapboard 408; the lower side of the filter screen 407 is fixedly connected with the second partition 408; the fifth pipe 403 is provided with a rubber strip on the upper side.
When the iron mold is conveyed to the position right below the hollow rod 203 by the external conveying mechanism, the two electric push rods 401 simultaneously drive the fifth linkage block 402 to move upwards, the fifth linkage block 402 drives the fifth pipeline 403 to move upwards, the upper side of the fifth pipeline 403 is attached to the lower side of the iron mold and is communicated with the sand shooting hole, the fifth pipeline 403 moves upwards to be away from the piston 406, in the sand falling process, the air flow drives the sand to blow into the fifth pipeline 403 from the sand shooting hole, then the guide plate 404 guides the air flow onto the filter screen 407, the filter screen 407 intercepts the sand, the air flow flows out from the right side of the square cabin body 3 after passing through the filter screen 407, the sand flows into the lower part of the square cabin body 3 along the filter screen 407 to be collected, in the process, the air flow into the lower part of the square cabin body 3 is prevented from flowing up by the guide plate 404 to lift the sand, after the cleaning, the electric push rods 401 drive the fifth linkage block 402 to move downwards to return to the original position, the fifth linkage block 402 drives the fifth pipeline 403 to move downwards to return to the original position, causing the piston 406 to re-close the fifth conduit 403.
While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (4)
1. A sand shakeout device for reducing residual iron mold sand lining of a conical sand shooting hole comprises a first support frame (1), a second support frame (2), a square cabin body (3) and a cabin cover (4); a second support frame (2) is fixedly connected to the right part of the lower side of the first support frame (1); a square cabin body (3) is arranged below the first support frame (1); the front side of the square cabin body (3) is detachably connected with a cabin cover (4); the method is characterized in that: the sand-removing device also comprises a scraping strip (209), a second round pipe head (2024), a cone (3011), a shakeout component, a cleaning component and a collecting component; the first support frame (1) is provided with a shakeout assembly for removing sand in the conical sand shooting hole; the lower part of the shakeout component is connected with a scraping strip (209); the lower part of the shakeout component is connected with a plurality of second round pipe heads (2024), one ends of the second round pipe heads (2024) facing to the wall of the conical sand shooting hole are obliquely arranged downwards when the second round pipe heads work, and the scraping strips (209) are gradually linearly close to the center of the conical sand shooting hole when the second round pipe heads work from top to bottom; the sand on the inner wall of the conical sand shooting hole is scraped in a protective way through a scraping strip (209), and the sand which is not scraped clean is removed through a second round pipe head (2024); the lower part of the second support frame (2) is provided with a cleaning component; the cleaning assembly is connected with the shakeout assembly; a cone (3011) is arranged at the lower part of the cleaning component; removing sand remaining in the shakeout assembly by cooperation of the cone (3011) and the cleaning assembly; the cone (3011) is connected with the shakeout component; a collecting assembly for collecting sand in a dustproof manner is arranged on the square cabin body (3);
the shakeout assembly comprises a first telescopic cylinder (201), a first linkage block (202), a hollow rod (203), a first connecting block (204), a hollow column (205), an air pump (206), a first pipeline (207), a scraping set, a clearing set, a dust settling set and a driving set; a first telescopic cylinder (201) is fixedly connected to the middle part of the upper side of the first support frame (1); a first linkage block (202) is fixedly connected to the telescopic end of the first telescopic cylinder (201); a hollow rod (203) is rotatably connected to the right part of the first linkage block (202); a first connecting block (204) is fixedly connected to the right part of the rear side of the first linkage block (202); a hollow column (205) is fixedly connected to the upper part of the first connecting block (204); an air pump (206) is arranged at the left part of the upper side of the first linkage block (202); the output end of the air pump (206) is communicated with a first pipeline (207); the first pipeline (207) is communicated with the hollow column (205); the lower part of the left side of the hollow rod (203) is provided with a scraping set; a clearing set is arranged at the upper part of the front side of the scraping set; a dust fall set is installed on the clearing set; a driving set for driving the hollow rod (203) to rotate is arranged at the right part of the first linkage block (202);
the scraping set comprises a first special-shaped cabin body (208) and a first clapboard (2010); one side edge of the middle-lower section of the first special-shaped cabin body (208), which is far away from the hollow rod (203), is fixedly connected with the material scraping strip (209), and the edge of one side edge of the middle-lower section of the first special-shaped cabin body (208), which is far away from the hollow rod (203), gradually approaches to the center of the conical sand shooting hole in work from top to bottom in a linear way; the lower part of the left side of the hollow rod (203) is communicated with a first special-shaped cabin body (208); a first clapboard (2010) is fixedly connected to the inner side of the first special-shaped cabin body (208); a plurality of second round pipe heads (2024) penetrate through the first partition plate (2010); the second pipe heads (2024) are all closer to the center of the hollow rod (203) than the scraping strips (209);
the cleaning set comprises a second special-shaped cabin body (2011), a second connecting block (2012), a second pipeline (2013), a first electronic valve (2014) and a guide cover (2015); a second special-shaped cabin body (2011) is fixedly connected to the upper part of the front side of the first special-shaped cabin body (208); a second connecting block (2012) is fixedly connected to the left side of the second special-shaped cabin body (2011); a second pipeline (2013) penetrates through the middle of the second connecting block (2012); a first electronic valve (2014) is arranged in the middle of the second pipeline (2013); the second pipeline (2013) is communicated with the first special-shaped cabin body (208); the right part of the second special-shaped cabin body (2011) is connected with a guide cover (2015); the position relation of the assemblies of the clearing set is expressed by the position relation of the states when the clearing set and the scraping set are positioned at the left side of the hollow rod (203);
the dust settling set comprises a third pipeline (2016), a second electronic valve (2017), a first round pipe head (2018) and a flow distribution plate (2019); the middle part of the upper side of the second special-shaped cabin body (2011) is communicated with a third pipeline (2016); the third pipeline (2016) is communicated with the first special-shaped cabin body (208); a second electronic valve (2017) is mounted on the third pipeline (2016); the lower side of the second special-shaped cabin body (2011) is communicated with a plurality of first circular tube heads (2018), and the first circular tube heads (2018) are all arranged obliquely downwards; a flow distribution plate (2019) is fixedly connected to the upper part of the inner side of the second special-shaped cabin body (2011);
the shakeout assembly further comprises a fourth conduit (2020); the middle part of the second pipeline (2013) is communicated with a fourth pipeline (2020); the tail end of a fourth pipeline (2020) penetrates through the first special-shaped cabin body (208);
the cleaning assembly comprises a connecting rod (301), a limiting block (302), a first linkage rod (303), a second linkage block (304), a first spring (305), a third connecting block (306), a second linkage rod (307), a third linkage block (308), a second spring (309), a fourth linkage block (3010) and a containing set; the lower part of the left side of the second support frame (2) is fixedly connected with a connecting rod (301); a limiting block (302) is fixedly connected to the left portion of the lower side of the connecting rod (301), the lower side of the limiting block (302) is an inclined surface, the inclined surface of the limiting block (302) faces towards the first linkage rod (303), and the first linkage rod (303) is horizontally arranged; the first linkage rod (303) penetrates through the rod outer wall at the lower part of the right side of the hollow rod (203) to enter the hollow rod (203) and is connected with the outer wall of the hollow rod (203) in a sliding manner; the right end of the first linkage rod (303) can be in contact with the limiting block (302) when sand is cleaned; the left end of the first linkage rod (303) is fixedly connected with a second linkage block (304), and the left side surface of the second linkage block (304) is an inclined surface facing to the left lower side; a first spring (305) is sleeved on the first linkage rod (303), one end of the first spring (305) is fixedly connected with the second linkage block (304), and the other end of the first spring (305) is fixedly connected with the hollow rod (203); a third connecting block (306) is fixedly connected to the lower part of the inner side of the hollow rod (203); the middle part of the third connecting block (306) is connected with a second linkage rod (307) in a sliding way; a third linkage block (308) is fixedly connected to the upper part of the outer side of the second linkage rod (307); a second spring (309) is sleeved on the second linkage rod (307), one end of the second spring (309) is fixedly connected with the third connecting block (306), and the other end of the second spring (309) is fixedly connected with the third linkage block (308); a fourth linkage block (3010) is fixedly connected to the upper end of the second linkage rod (307); the fourth linkage block (3010) is contacted with the second linkage block (304) when cleaning sand; the lower part of the second linkage rod (307) is fixedly connected with a cone (3011), and the cone (3011) can plug a conical opening at the lower end of the hollow rod (203) when the second spring (309) extends; the lower part of the second support frame (2) is provided with a containing set; the positional relationship of each of the cleaning units is expressed by the positional relationship of the state in which the cleaning collection and the scraping collection are located on the left side of the hollow rod (203).
2. The sand shakeout device for iron mold sand lining for reducing the residual of the conical sand shooting hole according to claim 1, wherein: the second special-shaped cabin body (2011) is a hollow arc-shaped plate.
3. The sand shakeout device for iron mold sand lining for reducing the residual of the conical sand shooting hole according to claim 1, wherein: the containing set comprises a second telescopic cylinder (3012) and a containing box (3013); a second telescopic cylinder (3012) is fixedly connected to the lower portion of the right side of the second support frame (2); the flexible end of second telescopic cylinder (3012) is connected firmly receiver (3013).
4. The sand shakeout device for iron mold sand lining for reducing the residual of the conical sand shooting hole according to claim 3, wherein: the collecting assembly comprises an electric push rod (401), a fifth linkage block (402), a fifth pipeline (403), a guide plate (404), a fourth connection block (405), a piston (406), a filter screen (407) and a second partition plate (408); two electric push rods (401) are fixedly connected to the right part of the upper side of the square cabin body (3); a fifth linkage block (402) is fixedly connected between the telescopic ends of the two electric push rods (401); a fifth pipeline (403) is fixedly connected to the middle part of the fifth linkage block (402); the fifth pipeline (403) is connected with the square cabin body (3) in a sliding way; a guide plate (404) is fixedly connected to the upper part of the inner side of the square cabin body (3), and the guide plate (404) is positioned below the fifth pipeline (403); the middle part of the upper side of the guide plate (404) is fixedly connected with a fourth connecting block (405); a piston (406) is fixedly connected to the right part of the fourth connecting block (405); the piston (406) is connected with the fifth pipeline (403) in a plugging manner; a filter screen (407) is fixedly connected to the right part of the inner side of the square cabin body (3); a second clapboard (408) is fixedly connected at the right part of the inner side of the square cabin body (3); the lower side of the filter screen (407) is fixedly connected with a second clapboard (408).
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