CN202701310U - Sand filling mechanism for molding machine - Google Patents
Sand filling mechanism for molding machine Download PDFInfo
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- CN202701310U CN202701310U CN 201220294802 CN201220294802U CN202701310U CN 202701310 U CN202701310 U CN 202701310U CN 201220294802 CN201220294802 CN 201220294802 CN 201220294802 U CN201220294802 U CN 201220294802U CN 202701310 U CN202701310 U CN 202701310U
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Abstract
The utility model discloses a sand filling mechanism for a molding machine. The sand filling mechanism for the molding machine comprises a sand hopper and a blanking box, wherein the sand hopper and the blanking box are arranged in an upper-lower mode, and a feed opening used for bearing and connecting the sand hopper is arranged on the blanking box; the sand filling mechanism for the molding machine further comprises a screw propulsion device which is provided with a feed port located on the interior of the blanking box, and a discharge port corresponding to a foundry sand supplying port of the sand box, the feed port is communicated with the feed opening, a screw piece which can be rotated and drives foundry sand on the feed port position to be pushed into the discharge port, and the screw piece extends from the feed port to the discharge port. The utility model further provides another reliable and simple sand filling method, and by means of the adoption of a screw mechanical propulsion mode, full sand filling to the sand box is achieved.
Description
Technical field
The utility model relates to the moulding machine apparatus field, specifically refers to the back-up sand mechanism that a kind of moulding machine is used.
Background technology
Moulding machine is a kind of Casting Equipment for the manufacture of sand mold, and it mainly includes back-up sand mechanism, sand densifying mechanism and pattern drawing mechanism, and wherein back-up sand mechanism is used for loose molding sand is inserted sandbox; Sand densifying mechanism plays consolidation molding sand function, by ram-jolt, compacting, jolt-squeeze, penetrate the distinct methods such as pressure and make molding sand consolidation loose in the sandbox, makes sand mold have necessary intensity in the processes such as carrying and cast; Pattern drawing mechanism takes out the sand mold apperance behind the consolidation from the workbench of moulding machine; Early stage moulding machine is a kind of simple manually mechanism of compaction band molding, adopted afterwards compressed air as the power of ram-jolt and compacting molding sand, and back-up sand mechanism adopts the compressed air mode to fill at present mostly, it comprises sand hopper, blanking box and air compression plant, sand hopper and blanking box are setting up and down, blanking box is provided with discharging opening, sandbox lower side position is provided with the molding sand supply port corresponding with discharging opening, offer passage on the sandbox sidewall, utilize the mechanisms such as compressor to make the sandbox corresponding region form high depression during back-up sand, in sandbox, fill molding sand by the molding sand supply port; The method is owing to must have compressed air source, and sandbox must arrange passage, complicated structure simultaneously.
In view of this, the inventor conducts in-depth research for the problem that existing moulding machine back-up sand mode exists, and this case produces thus.
The utility model content
The back-up sand mechanism that provides a kind of moulding machine to use is provided the purpose of this utility model, and its structural design simple and flexible can realize the abundant back-up sand to sandbox.
In order to reach above-mentioned purpose, solution of the present utility model is:
The back-up sand mechanism that a kind of moulding machine is used comprises sand hopper setting up and down and blanking box, and this blanking box is provided with the feed opening of accepting above-mentioned sand hopper; Also comprise spiral pushing device, this spiral pushing device is provided with the charging aperture and the discharging opening corresponding with the molding sand supply port of sandbox that is positioned at above-mentioned blanking box inside, above-mentioned charging aperture is connected with above-mentioned feed opening, be provided with the helical member that the molding sand that rotates to drive the charging aperture place is advanced into discharging opening in the above-mentioned spiral pushing device, this helical member extends to described discharging opening from described charging aperture.
Above-mentioned spiral pushing device includes framework, sandbox cylinder, above-mentioned helical member and drives the driver element that this helical member rotates, said frame is set to cooperate with blanking box and is formed with the groove that upper shed is above-mentioned charging aperture, above-mentioned sandbox cylinder is the both ends open shape, its accumbency is on said frame, the first opening of this sandbox cylinder is connected with above-mentioned groove, the second opening is above-mentioned discharging opening, and above-mentioned helical member correspondence is installed in the above-mentioned sandbox cylinder and by above-mentioned the first opening and extends out in the above-mentioned groove.
Above-mentioned helical member comprises rotating shaft and helical blade, and this helical blade spiral is arranged on the above-mentioned rotating shaft, and two free ends of described helical blade corresponding two free end places that extend to described rotating shaft respectively.
Above-mentioned helical member has been arranged side by side several, the supporting above-mentioned sandbox cylinder that is provided with of each described helical member, and described several helical members share an above-mentioned driver element.
After adopting such scheme, the back-up sand mechanism that a kind of moulding machine of the utility model is used, include sand hopper, blanking box and spiral pushing device, the charging aperture of spiral pushing device is positioned at blanking box inside and is connected with the feed opening of blanking box, discharging opening is corresponding with the molding sand supply port of above-mentioned sandbox, during work, molding sand is packed into by sand hopper, through blanking box, enter spiral pushing device by charging aperture, this moment, the molding sand at charging aperture place was advanced discharging opening gradually by the progradation of the helical member that rotates, and finally entered the molding sand supply port and realized the sandbox feed; The molding sand supply port operated by rotary motion of sandbox is supplied to the from bottom to up gradually heap base rising of molding sand in the sandbox in the lower side position of sandbox, utilizes the flowing property of molding sand can realize filling fully effectively again.
Description of drawings
Fig. 1 is a structural representation of this Novel spiral propulsion plant;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of Fig. 1.
Label declaration
The second support plate 12 the 3rd support plate 13
The first opening 21 second openings 22
Helical member 3 rotating shafts 31
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
The utility model relates to the back-up sand mechanism that a kind of moulding machine is used, and includes sand hopper and blanking box, and sand hopper and blanking box are setting up and down, and blanking box is provided with the feed opening of accepting the sand hopper discharging opening, and it is known technology (not providing diagram), no longer elaborates here; This novel main design idea is to change the back-up sand mode of back-up sand mechanism, change the screw machine propelling method into from traditional air-compressing, namely be provided with the spiral pushing device (shown in Fig. 1-2) that adopts the screw machine mode to push away the sand back-up sand, spiral pushing device is provided with charging aperture (upper shed of following groove 14) and discharging opening (following the second opening 22), be provided with between charging aperture and discharging opening and push away the helical member 3 that sand is used, charging aperture is positioned at the bottom position that leans on of described blanking box inside, and this charging aperture is connected with the feed opening of above-mentioned blanking box, the molding sand that is imported by sand hopper is via the feed opening of blanking box, can enter described charging aperture, discharging opening is corresponding with the molding sand supply port of sandbox lower side position, to realize the sandbox feed.Below by a preferred embodiment spiral pushing device is described in detail.
Shown in Fig. 1-2, spiral pushing device includes framework 1, sandbox cylinder 2, helical member 3 and driver element; Wherein:
Described framework 1 specifically comprises successively the first support plate 11, the second support plate 12 and the 3rd support plate 13 that side by side assembling arranges, the first support plate 11, the second support plate 12 are embedded in corresponding position by the bottom, the inside of described blanking box, consist of thus a bottom surface and reach the groove 14 of sealing, upper end open all around, the upper shed of this groove 14 is as the charging aperture of spiral pushing device;
Described sandbox cylinder 2, the hollow cylinder tubular that is both ends open, its accumbency is 13 of the second support plate 12 of framework 1 and the 3rd support plates, sandbox cylinder 2 has the first opening 21 and the second opening 22, offer the installing hole suitable with the first opening 21 on corresponding the second support plate 12, in like manner offer the installing hole suitable with the second opening 22 on the 3rd support plate 13, the first opening 21 of this sandbox cylinder 2 is connected with described groove 14 thus, and the second opening 22 is as the discharging opening of spiral pushing device; Here need to prove, sandbox cylinder 2 can also for any other shapes such as circular cone tubulars, be realized described connection function as long as have both ends open except being cylindrical tube shape; In addition, in order to strengthen sandbox cylinder 2 steadiness, an end of sandbox cylinder 2 corresponding the second support plates 12 can extend out on the first support plate 11, is Openworks shape on certain corresponding extension, realizes being communicated with of described charging aperture and 21 of the first openings;
Described helical member 3, it comprises rotating shaft 31 and helical blade 32, helical blade 32 spirals are arranged on the rotating shaft 31, and two free ends of helical blade 32 are the corresponding two free end places that extend to rotating shaft 31 respectively, helical member 3 correspondences are installed in the sandbox cylinder 2, extend along the first opening 21 to second openings 22, correspondence one free end of concrete helical member 3 by the first opening 21 extend out to groove 14 its upper sheds of interior correspondence (being charging aperture) under locate, and adaptive shaft is connected on above-mentioned the first support plate 11, the setting that flushes of another free end of the correspondence of helical member and the second opening 22;
Described driver element (not providing among the figure), it is used for driving described helical member 3 and does suitable direction rotation, thereby drive the molding sand at described charging aperture place, being advanced into the second opening 22(via the first opening 21 is discharging opening), the final realization carried out filler effect from the molding sand supply port of sandbox; The novel back-up sand of basis mechanism according to actual needs, corresponding helical member 3 can be arranged side by side several (in the better enforcement being four), each helical member 3 supporting sandbox cylinder 2 that are provided with, described several helical members 3 can interconnect with gear train 4, adopt thus a driver element can realize common driven in synchronism.Here also need to prove, described helical member 3 rotates, and its helical blade 32 corresponding helical rotation can drive molding sand and advance, and the setting of described sandbox cylinder 2 be for propulsion mode simpler and easy effectively.
Thus, the novel back-up sand of basis mechanism provides a kind of simple and reliable back-up sand mode, during work, molding sand is packed into by sand hopper, feed opening through blanking box, fall into groove 14 by described charging aperture, this moment is by helical member 3 progradations of rotating, molding sand in the groove 14 is pushed into gradually, 21 to second opening 22(are discharging opening from the first opening), finally enter the molding sand supply port and realize the sandbox feed, be supplied to the from bottom to up gradually heap base rising of molding sand in the sandbox, utilize the flowing property of molding sand can realize filling fully effectively again.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (4)
1. back-up sand mechanism that moulding machine is used, the back-up sand mechanism that a kind of moulding machine is used comprises sand hopper setting up and down and blanking box, this blanking box is provided with the feed opening of accepting above-mentioned sand hopper; It is characterized in that: also comprise spiral pushing device, this spiral pushing device is provided with the charging aperture and the discharging opening corresponding with the molding sand supply port of sandbox that is positioned at above-mentioned blanking box inside, above-mentioned charging aperture is connected with above-mentioned feed opening, be provided with the helical member that the molding sand that rotates to drive the charging aperture place is advanced into discharging opening in the above-mentioned spiral pushing device, this helical member extends to described discharging opening from described charging aperture.
2. the back-up sand mechanism that uses of a kind of moulding machine as claimed in claim 1, it is characterized in that: above-mentioned spiral pushing device includes framework, the sandbox cylinder, the driver element that above-mentioned helical member and this helical member of driving rotate, said frame is set to cooperate with blanking box and is formed with the groove that upper shed is above-mentioned charging aperture, above-mentioned sandbox cylinder is the both ends open shape, its accumbency is on said frame, the first opening of this sandbox cylinder is connected with above-mentioned groove, the second opening is above-mentioned discharging opening, and above-mentioned helical member correspondence is installed in the above-mentioned sandbox cylinder and by above-mentioned the first opening and extends out in the above-mentioned groove.
3. the back-up sand mechanism that uses of a kind of moulding machine as claimed in claim 1 or 2, it is characterized in that: above-mentioned helical member comprises rotating shaft and helical blade, this helical blade spiral is arranged on the above-mentioned rotating shaft, and two free ends of described helical blade corresponding two free end places that extend to described rotating shaft respectively.
4. the back-up sand mechanism that uses of a kind of moulding machine as claimed in claim 2, it is characterized in that: above-mentioned helical member has been arranged side by side several, the supporting above-mentioned sandbox cylinder that is provided with of each described helical member, described several helical members share an above-mentioned driver element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294802 CN202701310U (en) | 2012-06-21 | 2012-06-21 | Sand filling mechanism for molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294802 CN202701310U (en) | 2012-06-21 | 2012-06-21 | Sand filling mechanism for molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202701310U true CN202701310U (en) | 2013-01-30 |
Family
ID=47581650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220294802 Expired - Fee Related CN202701310U (en) | 2012-06-21 | 2012-06-21 | Sand filling mechanism for molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202701310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074178A (en) * | 2021-11-18 | 2022-02-22 | 马鞍山市博立普精密机械有限公司 | Automatic sand filling and tamping device for molding machine and implementation method thereof |
-
2012
- 2012-06-21 CN CN 201220294802 patent/CN202701310U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074178A (en) * | 2021-11-18 | 2022-02-22 | 马鞍山市博立普精密机械有限公司 | Automatic sand filling and tamping device for molding machine and implementation method thereof |
| CN114074178B (en) * | 2021-11-18 | 2024-03-15 | 马鞍山市博立普精密机械有限公司 | Automatic sand filling and tamping device for molding machine and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20140621 |
|
| EXPY | Termination of patent right or utility model |