CN112222354B - Sand device under automation of swage sand-lined - Google Patents
Sand device under automation of swage sand-lined Download PDFInfo
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- CN112222354B CN112222354B CN202011068293.9A CN202011068293A CN112222354B CN 112222354 B CN112222354 B CN 112222354B CN 202011068293 A CN202011068293 A CN 202011068293A CN 112222354 B CN112222354 B CN 112222354B
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- Prior art keywords
- sand
- circulating conveying
- pipe
- conveying track
- fixed
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/12—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose for filling flasks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
- B22C21/14—Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/14—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material
- B22C5/16—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material with conveyors or other equipment for feeding the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/04—Handling or stripping castings or ingots
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses an automatic sand discharging device for sand-lined iron mold, which comprises a sand discharging hopper, a circulating conveying track and a shape following sandbox, wherein the circulating conveying track is fixed on the ground and is connected end to end, a plurality of shape following sandboxes moving on the circulating conveying track are arranged on the circulating conveying track, and move through a driving mechanism on the circulating conveying track, so that the circulating conveying of the shape following sandbox is formed, a large number of steel balls are placed in the sand discharging hopper, and a sand discharging mechanism is arranged at the bottom of the sand discharging hopper; can just preliminary centre gripping to the mould through the stand, need not the staff like this and holding the work piece and carry out the unloading, carry out automatic unloading through travel switch simultaneously, can realize the direction of steel ball unloading through the sprue simultaneously, reduce staff's intensity of labour like this, also prevent simultaneously that the steel ball from falling in the mould, guarantee the quality of work piece.
Description
Technical Field
The invention relates to the field of casting equipment, in particular to an automatic sand discharging device for sand-lined iron mold.
Background
The prior sand-coated iron mold casts a workpiece, mainly comprises the steps of placing a shape mold in a shape-following sand box, and then placing steel balls in the shape-following sand box, so that the workpiece in the mold is quickly cooled, and the quality of the workpiece can be ensured;
according to the size of work piece, can place one or more work pieces in following shape sandbox, when placing a work piece, for guaranteeing the homogeneity, can place the mould in the centre, when placing and reading a plurality of work pieces, for the rational utilization in assurance space, can place the work piece all around, dodge the center like this, when going on sand down along with shape sandbox, need control the lower sand point of following shape sandbox, the sand point of being convenient for down dodges the mould like this, prevent that the steel column from entering into the mould and influencing the quality of work piece.
After the casting finishes, need pour mould and work piece in the sand box along with shape, adopt the mode that the sand box deflected now to empty, the structure is more complicated like this, and equipment cost is higher, and the steel ball in the sand box along with shape does not empty totally simultaneously, can lead to containing impurity (sand, iron powder) in the sand box along with shape like this, can influence the quality of follow-up casting work piece like this.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses an automatic sand discharging device for sand-lined iron mold, which automatically discharges sand in a conformal sand box, automatically adjusts the position of the discharged sand, does not need workers to adjust the position of the discharged sand, and is internally provided with a positioning assembly, so that a workpiece only needs to be placed in the conformal sand box without being manually held. Meanwhile, the material can be overturned quickly to be poured, and the material in the conformal sandbox can be guaranteed to be poured completely.
In order to achieve the purpose, the scheme of the invention is as follows: an automatic sand discharging device for sand-coated iron molds comprises a sand discharging hopper, a circulating conveying rail and a shape following sandbox, wherein the circulating conveying rail is fixed on the ground and is connected end to end, a plurality of shape following sandboxes moving on the circulating conveying rail are placed on the circulating conveying rail, and the shape following sandbox moves through a driving mechanism on the circulating conveying rail, so that the circulating conveying of the shape following sandbox is formed; a sand discharging hopper is arranged above the circulating conveying track, a large number of steel balls are placed in the sand discharging hopper, a sand discharging mechanism is arranged at the bottom of the sand discharging hopper, the steel balls are placed in a conformal sandbox at the bottom of the sand discharging hopper through the sand discharging mechanism, the sand discharging mechanism comprises a discharging pipe and a distributing pipe, the top of the discharging pipe is fixed and communicated with the bottom of the sand discharging hopper, the discharging pipe is obliquely arranged, the bottom of the discharging pipe is connected and communicated with the vertically arranged distributing pipe, a plurality of blanking pipes with the same height are fixed on the pipe wall of the distributing pipe, each blanking pipe is communicated with the distributing pipe, a conical blocking block is arranged in the distributing pipe, an air cylinder is arranged at the top of the blocking block and fixed at the top of the distributing pipe, an annular sheet attached to the inner wall of the distributing pipe is fixed below the blocking block, when the blocking block is not blocked, the annular sheet seals the inlet of the distributing pipe, an upward travel switch is arranged on the ground below the sand discharging hopper, the bottom of each conformal sandbox is provided with a trigger switch corresponding to the travel switch, when the trigger switch is opposite to the travel switch, the travel switch is triggered and controls the cylinder to work, and when the trigger switch is opposite to the travel switch, the distribution pipe is located at the center of the top of the conformal sandbox; still be provided with on the endless conveyor track and empty the mechanism, empty the material through empting the mechanism.
Preferably, the dumping mechanism comprises a rotating ring, a butt joint track and a driving assembly, wherein the circulating conveying track is cut off a section to form the butt joint track, the butt joint track is provided with a plurality of rotating rings, the butt joint track is fixed on the inner wall of the rotating ring, the top of the rotating ring is provided with a pillow block which is pressed at the top of the sand box along with the shape, a bearing and a bearing seat are arranged between each rotating ring and the ground support, a toothed ring is arranged on one side of each rotating ring, a gear driven by a stepping motor is arranged on the outer side of the toothed ring, the gear is meshed with the toothed ring, and a material receiving groove is arranged below the butt joint track and is provided with a screen plate which can slide.
Preferably, a plurality of nuts which are arranged in a rectangular array are arranged inside the conformal sandbox, an upright post which is in threaded fit with the nut is inserted into each nut, and the height of each upright post is half of the height of the conformal sandbox.
Compared with the prior art, the invention has the advantages that: 1. the vertical column can be used for preliminarily clamping the die, so that a worker does not need to hold a workpiece to perform blanking, automatic blanking is performed through a travel switch, and the blanking direction of the steel balls can be realized through the blocking block, so that the labor intensity of the worker is reduced, the steel balls are prevented from falling into the die, and the quality of the workpiece is ensured; 2. the mechanism of empting that sets up can realize quick rotation and unload, need not worry like this and emptys the not clean condition, can also carry out the separation between mould and the steel column simultaneously.
Drawings
FIG. 1 is a top view of the present invention.
Fig. 2 is a front view of the present invention.
FIG. 3 is a cross-sectional view of the periphery of the discharge hopper of the present invention.
FIG. 4 is a cross-sectional view of the intermediate blanking of the blanking hopper of the present invention.
Fig. 5 is a schematic view of the pouring mechanism of the present invention.
Fig. 6 is a cross-sectional view of the conformal sandbox of the present invention.
The sand discharging device comprises a sand discharging hopper 1, a sand discharging hopper 2, a circulating conveying track 2.1, nuts 2.2, stand columns 3, a shape following sandbox 5, a sand discharging mechanism 5.1, a discharging pipe 5.2, a distribution pipe 5.3, a blanking pipe 5.4, a blocking block 5.5, an annular sheet 5.6, a cylinder 5.7, a travel switch 5.8, a trigger switch 6, a dumping mechanism 6.1, a rotating ring 6.2, a toothed ring 6.3, a butt joint track 6.4, a driving assembly 6.5, a stepping motor 6.6, gears 6.7, a bearing 6.8, a bearing seat 6.9, a material receiving groove 6.10 and a screen plate.
Detailed Description
The invention will now be further elucidated with reference to the drawing.
As shown in fig. 1-6, an automatic sand discharging device for sand-lined iron mold comprises a sand discharging hopper 1, a circulating conveying track 2 and a conformal sand box 3, wherein the circulating conveying track 2 is fixed on the ground, the circulating conveying track 2 is connected end to end (the circulating conveying track 2 is a rectangular double track), a plurality of conformal sand boxes 3 moving on the circulating conveying track 2 are placed on the circulating conveying track 2 (pulleys (universal wheels) are arranged at the bottom of the conformal sand box 3, a plurality of nuts 2.1 arranged in a rectangular array are arranged inside the conformal sand box 3, an upright post 2.2 in threaded fit with the nut 2.1 is inserted into each nut 2.1, the height of the upright post 2.2 is half of the height of the conformal sand box 3, the upright post 2.2 is disassembled to yield a workpiece, the upright post 2.2 holds the mold to keep the mold in a vertical upward state, the pulleys are pressed on the circulating conveying track 2 to move), the shape following sandbox 3 moves through a driving mechanism on the circular conveying track 2, so that circular conveying of the shape following sandbox 3 is formed; the sand discharging hopper 1 is funnel-shaped, the bottom of the sand discharging hopper 1 is fixedly provided with a support in a welding mode, the bottom of the support is fixed on the ground through bolts, the sand discharging hopper 1 is suspended through the support, a large number of steel balls are placed in the sand discharging hopper 1, a sand discharging mechanism 5 is fixed at the bottom of the sand discharging hopper 1 through a flange plate, the steel balls are placed in a conformal sand box 3 at the bottom of the sand discharging hopper 1 through the sand discharging mechanism 5, the sand discharging mechanism 5 comprises a discharging pipe 5.1 and a distributing pipe 5.2 in the prior art, the top of the discharging pipe 5.1 is fixed with the bottom of the sand discharging hopper 1 (fixed through the flange plate) and communicated with the bottom of the sand discharging hopper 1, the discharging pipe 5.1 is obliquely arranged, the bottom of the discharging pipe 5.1 is connected and communicated with the distributing pipe 5.2 in a welding mode, a plurality of discharging pipes 5.3 with the same height are vertically arranged (the top of the distributing pipe 5.2 is higher than the bottom of the discharging pipe 5.1), the pipe wall of the distributing pipe 5.2 is fixed with each discharging pipe 5.3 in a welding mode, a plurality of blanking pipes 5.3 extend outwards, a conical block 5.4 is arranged in the distribution pipe 5.2, the top of the conical block 5.4 is attached to the inner wall of the distribution pipe 5.2, the conveying of materials in the distribution pipe 5.2 is limited by the block 5.4, an air cylinder 5.6 is arranged at the top of the block 5.4, the air cylinder 5.6 is fixed at the top of the distribution pipe 5.2 (the top of the block 5.4 is connected with a piston rod of the air cylinder 5.6 in a welding manner, the height of the block 5.4 is controlled by the air cylinder 5.6), a connecting sheet is welded below the block 5.4, an annular sheet 5.5 attached to the inner wall of the distribution pipe 5.2 is fixed at the bottom of the connecting sheet in a welding manner, when the block 5.4 does not block the distribution pipe 5.2, the annular sheet 5.5 seals the inlet of the blanking pipe 5.3, when molds in the conformal sandbox 3 are distributed around the conformal sandbox 3, thus when the block 5.4 rises to the top of the distribution pipe 5.2, the blocking block 5.4-degree distribution pipe 5.2 is abdicating, the inlet of the blanking pipe 5.3 passing through the distribution pipe 5.2 is blocked by the annular sheet 5.5, so that intermediate blanking is realized, when blanking is not needed, the blocking block 5.4 descends to block the distribution pipe 5.2, when the mould is in the middle of the conformal sand box 3, the blocking block 5.4 descends to block the bottom of the distribution pipe 5.2, and the steel balls flow into the blanking pipe 5.3 along the inclined plane of the blocking block 5.4, so that the steel balls are blanked all around, and thus, the pouring gate of the mould can be abdicating; an upward travel switch 5.7 is fixed on the ground below the lower sand hopper 1 by bolts, a trigger switch 5.8 corresponding to the travel switch 5.7 is fixed at the bottom of each conformal sand box 3 by bolts (the travel switch 5.7 and the trigger switch 5.8 are correlation type infrared sensors, the travel switch 5.7 is a receiver, and the trigger switch 5.8 is a transmitter), when the position of the trigger switch 5.8 is opposite to that of the travel switch 5.7, the travel switch 5.7 is triggered and controls the cylinder 5.6 to work, and when the position of the trigger switch 5.8 is opposite to that of the travel switch 5.7, the distribution pipe 5.2 is positioned at the center of the top of the conformal sand box 3; a dumping mechanism 6 is arranged on a longitudinal rail at the left end of the circulating conveying rail 2, materials are dumped through the dumping mechanism 6, the dumping mechanism 6 comprises a rotating ring 6.1, a butt joint rail 6.3 and a driving assembly 6.4, wherein a section of the circulating conveying rail 2 is cut off to form the butt joint rail 6.3, two rotating rings 6.1 (the two rotating rings 6.1 are respectively positioned at two ends of the butt joint rail 6.3) are arranged on the butt joint rail 6.3, the butt joint rail 6.3 is fixed on the inner wall of the rotating ring 6.1, a pillow block pressed on the top of the conformal sand box 3 is fixed on the top of the rotating ring 6.1 through a welding mode, a bearing 6.7 and a bearing seat 6.8 are arranged between each rotating ring 6.1 and a ground bracket, a toothed ring 6.2 is fixed on the outer side of each rotating ring 6.1 through a welding mode, a gear 6.6 driven by a stepping motor 6.5 is fixed on the ground on the outer side of the toothed ring 6.2 through a bolt, and the gear 6.6.2 is meshed (an output shaft of the gear 6.5 is fixed through a welding mode, drive rotatory ring 6.1 through gear 6.6 and rotate, when rotatory ring 6.1 rotates, realize following the deflection of shape sandbox 3, like this along with shape sandbox 3 can empty out the material in the box, it connects silo 6.9 and connects silo 6.9 bottom for can gliding otter board 6.10 to be fixed with crank rocker mechanism on otter board 6.10 to have through the bolt fastening in the ground of butt joint track 6.3 below, drive otter board 6.10 reciprocating motion through crank rocker mechanism.
Claims (1)
1. An automatic sand discharging device for sand-coated iron molds comprises a sand discharging hopper, a circulating conveying track and a shape following sandbox, wherein the circulating conveying track is fixed on the ground and is connected end to end, a plurality of shape following sandboxes moving on the circulating conveying track are placed on the circulating conveying track, and the shape following sandboxes move through a driving mechanism on the circulating conveying track, so that the circulating conveying of the shape following sandboxes is formed; the device is characterized in that the sand discharging mechanism comprises a discharging pipe and a distributing pipe, the top of the discharging pipe is fixed and communicated with the bottom of the sand discharging hopper, the discharging pipe is obliquely arranged, the bottom of the discharging pipe is connected and communicated with the vertically arranged distributing pipe, a plurality of blanking pipes with the same height are fixed on the pipe wall of the distributing pipe, each blanking pipe is communicated with the distributing pipe, a conical blocking block is arranged in the distributing pipe, an air cylinder is arranged on the top of the blocking block and fixed on the top of the distributing pipe, an annular sheet attached to the inner wall of the distributing pipe is fixed below the blocking block, and when the blocking block does not block the distributing pipe, the annular sheet seals the inlet of the blanking pipe, an upward travel switch is arranged on the ground below the lower sand hopper, a trigger switch corresponding to the travel switch is arranged at the bottom of each conformal sand box, when the trigger switch is opposite to the travel switch in position, the travel switch is triggered to control the air cylinder to work, and when the trigger switch is opposite to the travel switch in position, the distribution pipe is positioned at the center of the top of the conformal sand box; the material dumping device is characterized in that a dumping mechanism is further arranged on the circulating conveying track, materials are dumped through the dumping mechanism, the dumping mechanism comprises rotating rings, butt joint tracks and a driving assembly, the circulating conveying track is cut off by one section to form the butt joint tracks, the butt joint tracks are provided with a plurality of rotating rings and fixed on the inner walls of the rotating rings, pillow blocks pressed on the tops of the rotating rings are arranged at the tops of the rotating rings, a bearing and a bearing seat are arranged between each rotating ring and a ground support, a toothed ring is arranged at one side of each rotating ring, a gear driven by a stepping motor is arranged at the outer side of each toothed ring and meshed with the toothed ring, a material receiving groove is arranged below the butt joint tracks, and the bottom of the material receiving groove is a screen plate capable of sliding; a plurality of nuts which are arranged in a rectangular array are arranged inside the conformal sandbox, an upright post which is matched with the nut in a threaded mode is inserted into each nut, and the height of each upright post is half of the height of the conformal sandbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011068293.9A CN112222354B (en) | 2020-10-08 | 2020-10-08 | Sand device under automation of swage sand-lined |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011068293.9A CN112222354B (en) | 2020-10-08 | 2020-10-08 | Sand device under automation of swage sand-lined |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112222354A CN112222354A (en) | 2021-01-15 |
| CN112222354B true CN112222354B (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011068293.9A Active CN112222354B (en) | 2020-10-08 | 2020-10-08 | Sand device under automation of swage sand-lined |
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| CN (1) | CN112222354B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3147720A1 (en) * | 1981-12-02 | 1983-06-09 | Dietmar Prof. Dr.-Ing. 5100 Aachen Boenisch | Method and devices for measuring the compaction pressure of a granular material |
| SU1276426A1 (en) * | 1985-07-03 | 1986-12-15 | Институт проблем литья АН УССР | Casting mould |
| CN201744626U (en) * | 2009-12-08 | 2011-02-16 | 新东工业株式会社 | Driving mechanism in sand mold moulding equipment and slip flask casting mold moulding device |
| CN203245340U (en) * | 2013-05-20 | 2013-10-23 | 福建川威机械制造有限公司 | Power-driven mould turnover machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2186307B1 (en) * | 1972-05-29 | 1974-12-27 | Gerard Richard | |
| DE2903948C2 (en) * | 1979-02-02 | 1985-08-01 | Wagner-Sinto Gießereimaschinen GmbH, 5928 Laasphe | Device for filling molding and core boxes |
| CN206941061U (en) * | 2017-05-20 | 2018-01-30 | 三门利通鞋材制造有限公司 | Cotton storage tank |
| CN206981239U (en) * | 2017-06-27 | 2018-02-09 | 山东省农作物种质资源中心 | Intelligent Ecological Property of Peanut Seeds screening machine |
| CN208495706U (en) * | 2018-07-04 | 2019-02-15 | 金华万里扬机械制造有限公司 | A kind of outstanding rail casting sand tilting device |
| CN209393083U (en) * | 2018-12-08 | 2019-09-17 | 安徽润生塑胶新材料有限公司 | A kind of automatic mixing machine |
| CN210817282U (en) * | 2019-07-25 | 2020-06-23 | 青岛源邦机械制造有限公司 | Auxiliary material adding device of sand mixer |
| CN210908094U (en) * | 2019-09-14 | 2020-07-03 | 淄博宝来霖机械铸造有限公司 | Steel shot sandbox type automatic production line for casting of submersible pump guide shell blades |
| CN210969546U (en) * | 2019-11-18 | 2020-07-10 | 安徽成华塑业有限公司 | Raw materials screening plant is used in plastics production |
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2020
- 2020-10-08 CN CN202011068293.9A patent/CN112222354B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3147720A1 (en) * | 1981-12-02 | 1983-06-09 | Dietmar Prof. Dr.-Ing. 5100 Aachen Boenisch | Method and devices for measuring the compaction pressure of a granular material |
| SU1276426A1 (en) * | 1985-07-03 | 1986-12-15 | Институт проблем литья АН УССР | Casting mould |
| CN201744626U (en) * | 2009-12-08 | 2011-02-16 | 新东工业株式会社 | Driving mechanism in sand mold moulding equipment and slip flask casting mold moulding device |
| CN203245340U (en) * | 2013-05-20 | 2013-10-23 | 福建川威机械制造有限公司 | Power-driven mould turnover machine |
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| Publication number | Publication date |
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| CN112222354A (en) | 2021-01-15 |
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