CN205599875U - Psammitolite closing device - Google Patents
Psammitolite closing device Download PDFInfo
- Publication number
- CN205599875U CN205599875U CN201620378347.4U CN201620378347U CN205599875U CN 205599875 U CN205599875 U CN 205599875U CN 201620378347 U CN201620378347 U CN 201620378347U CN 205599875 U CN205599875 U CN 205599875U
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- China
- Prior art keywords
- mould
- hole
- core
- free end
- linkage
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- Expired - Fee Related
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Abstract
The utility model discloses a psammitolite closing device, install in tilting casting machine frame, water the package including mould and mould, the mould is located the mould and waters a packet below, the both sides of mould are equipped with the hydro -cylinder seat respectively, the one end that the hydro -cylinder seat is close to the mould is equipped with the connection board, fixedly connected with U type cleat on the connection board, U type cleat is kept away from one end that the mould watered the package and is rotated and to be connected with thin cylinder, thin cylinder's piston rod is connected with the hinge mechanism, the hinge mechanism's free end is equipped with the through -hole, the through connection has the hookup screw rod in the through -hole, the port department that the hookup screw rod is close to the through -hole is connected with the nut, the free pot head of hookup screw rod is equipped with unsteady pressure head, is connected with compression spring between unsteady pressure head and the hinge mechanism's the free end, compares with prior art, and the device can put up at random when the pouring and vert, guarantees that the psammitolite can not reduce the foundry goods and scrap because of a variety of causes takes place not hard up, aversion at whole pouring in -process.
Description
Technical field
This utility model relates to casting and pouring technical field, is specifically related to a kind of core hold down gag.
Background technology
Core is typically mixed according to a certain percentage by Modeling Materials such as casting model powder, moulding sand binder and additional things and is formed by special core manufacturing craft, core is used for being formed the inner chamber of foundry goods in casting technique, i.e. fixing for core ad-hoc location in a mold, then melted molten metal is poured into a mould, after casting complete cooling, core is just wrapped in foundry goods, now breaks core into pieces, it is possible to form the cavity in foundry goods.
Tilting type casting machine is by pouring ladle, reclining device, Traverse Displacement Unit, vertically move the compositions such as car, turnover bag raceway, clad device, electric-control system, electric supply installation, current-following inoculation device and control room, just pouring ladle is verted using a certain ad-hoc location as rotating shaft when being operated, make melt flow out, complete to pour into a mould work.
So-called gravity-assist pouring refers under gravity, the metal melted in casting ladle is injected mould, casting mold and obtain the process of foundry goods, obtain product design according to this process to be formed by metal pattern, die cavity is formed by different film covered sand core stack combinations, and topmost is cast gate core, after tilting type casting machine rotates to pour into a mould station, high temperature aluminum liquid is after cast passage enters, and core can loosen because aluminum liquid stream is dynamic, shift；During tilting type casting machine rotates to pour into a mould station, because vibration and the change of core locus of equipment equally exist loosening, the phenomenon of displacement, foundry goods is caused to be scrapped.
Therefore, during pouring into a mould, need core is effectively compressed, thus avoid the waste of foundry goods.
Utility model content
This utility model is intended to provide a kind of core hold down gag, uses float top board to be compressed by core with linkage, it is to avoid in casting cycle, core occurs to loosen, and causes foundry goods to scrap.
Core hold down gag in this programme, it is arranged in tilting type casting machine frame, including mould and mould casting ladle, mould is positioned at below mould casting ladle, mould be respectively provided on two sides with oil cylinder seat, oil cylinder seat is provided with joint cover near one end of mould, U-shaped angled seat it is fixedly connected with on joint cover, U-shaped angled seat is rotatably connected to thin cylinder away from one end of mould casting ladle, the piston rod of thin cylinder connects linkage, the free end of linkage is provided with through hole, and running through connection in through hole has screw connection, and screw connection has nut near the connection near the port of through hole；The free end of screw connection is arranged with float top board, and being connected between float top board and the free end of linkage has compression spring.
Beneficial effect: after core is placed in mould, according to the position of core, adjusts the position of gusset piece, and the position adjusting thin cylinder with this, makes float top board can compress core accurately.
When pouring into a mould, start thin cylinder, along with the work of thin cylinder, promotion linkage moves, the free end of linkage starts to swing, and makes float top board press under starting, and finally contacts with core, time at the free end and frame of linkage with same straight line, linkage continues motion, makes linkage be in the state at dead point, in this state, unless applied the impaction state forcing the mode of external force just can cancel linkage, it is possible to ensure the reliability of impaction state；Being connected between float top board and the free end of linkage and have compression spring, owing to the elastic force of spring acts on float top board, making float top board is the form of a kind of soft compression when compressing core, will not damage core by pressure.
Further, gusset piece is threadeded with oil cylinder seat, after the position adjusting gusset piece, uses and threaded makes connecting plate fix.
Further, weld between U-shaped angled seat and gusset piece, it is ensured that the steadiness that U-shaped angled seat connects.
Further, described thin cylinder connects PLC control system, enters in tilting type casting machine automatic working cycle, is not required to manual intervention, reduces operator's labor intensity.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment a kind of core hold down gag.
Detailed description of the invention
Below by detailed description of the invention, this utility model is described in further detail:
Reference in Figure of description includes: oil cylinder seat 1, gusset piece 2, thin cylinder 3, U-shaped angled seat 4, crank 5, connecting rod 6, screw connection 7, float top board 8, compression spring 9, mould casting ladle 10, mould 11.
Embodiment is the most as shown in Figure 1:
Core hold down gag in this programme, it is arranged in tilting type casting machine frame, including mould 11 and mould casting ladle 10, mould 11 is positioned at below mould casting ladle 10, a left side for mould 11, the right side is respectively provided on two sides with oil cylinder seat 1, oil cylinder seat 1 has gusset piece 2 near the threaded one end connection of mould 11, U-shaped angled seat 4 it is welded with on joint cover, U-shaped angled seat 4 top uses rotating shaft to connect thin cylinder 3, thin cylinder 3 is controlled by tilting type casting machine PLC, the piston rod front end of thin cylinder 3 is welded with connecting rod 6, the free end of connecting rod 6 is hinged with crank 5, the free end of crank 5 is provided with through hole, run through in through hole and have screw connection 7, screw connection 7 is equipped with nut through the two ends of through hole；The free end of screw connection 7 is arranged with float top board 8, and being connected between float top board 8 and the through hole of crank 5 has compression spring 9.
After core is placed in mould 11, position according to core, it is slidably connected the position of plate 2, after position determines, just uses bolt to be fixed with oil cylinder seat 1 by gusset piece 2, and adjust the position of thin cylinder 3 with this, meanwhile, rotate the nut of screw connection 7, make screw connection 7 no longer be fixed, adjust the screw connection 7 length through through hole, so that it may regulation crush pad.
When being poured into a mould by PLC control tilting type casting machine, owing to whole core hold down gag is arranged in tilting type casting machine frame, rotation along with tilting type casting machine, fused solution is poured in mould 11 by mould casting ladle 10, then thin cylinder 3 is started, work along with thin cylinder 3, promotion linkage moves, the free end of linkage starts to swing, float top board 8 is made to press under starting, and finally contact with core, when pouring, the height of core is higher than the horizontal plane of point molten metal, therefore float top board 8 alignment can be made to compress core, and this float top board 8 will not contact with point molten metal；Time at the free end and frame of linkage with same straight line, linkage continues motion, when making the state that linkage was in dead point, motion cannot be continued, can only use the mode applying external force that linkage just can be made to continue motion, such form ensure that float top board 8 compresses the reliability of core, meanwhile, it is connected between float top board 8 and the free end of linkage and has compression spring 9, owing to float top board 8 is set in screw connection 7, therefore when compressing, float top board 8 can move axially along screw connection 7, and on the elastic force effect of compression spring 9 and float top board 8, making float top board 8 is the form of a kind of soft compression when compressing core, core will not be damaged by pressure.
Above-described is only embodiment of the present utility model, and in scheme, the known general knowledge such as concrete structure and characteristic too much describes at this.Should be understood that; for a person skilled in the art, on the premise of without departing from this utility model structure, it is also possible to make some deformation and improvement; these also should be considered as protection domain of the present utility model, and these are all without affecting effect and the practical applicability that this utility model is implemented.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. records the content that may be used for explaining claim.
Claims (4)
1. a core hold down gag, including mould and mould casting ladle, mould is positioned at below mould casting ladle, it is characterised in that: this device is arranged on tilting type casting machine, rotates together with tilting type casting machine；Mould be respectively provided on two sides with oil cylinder seat, oil cylinder seat is provided with joint cover near one end of mould, U-shaped angled seat it is fixedly connected with on joint cover, U-shaped angled seat is rotatably connected to thin cylinder away from one end of mould casting ladle, the piston rod of thin cylinder connects linkage, the free end of linkage is provided with through hole, and running through connection in through hole has screw connection, and screw connection connects near the port of through hole nut；The free end of screw connection is arranged with float top board, and being connected between float top board and the free end of linkage has compression spring.
Core hold down gag the most according to claim 1, it is characterised in that: described gusset piece is threadeded with oil cylinder seat.
Core hold down gag the most according to claim 2, it is characterised in that: weld between described U-shaped angled seat and gusset piece.
Core hold down gag the most according to claim 3, it is characterised in that: described thin cylinder connects PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378347.4U CN205599875U (en) | 2016-04-29 | 2016-04-29 | Psammitolite closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378347.4U CN205599875U (en) | 2016-04-29 | 2016-04-29 | Psammitolite closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205599875U true CN205599875U (en) | 2016-09-28 |
Family
ID=56967634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620378347.4U Expired - Fee Related CN205599875U (en) | 2016-04-29 | 2016-04-29 | Psammitolite closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205599875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728657A (en) * | 2016-04-29 | 2016-07-06 | 重庆新红旗缸盖制造有限公司 | Sand core pressing device |
-
2016
- 2016-04-29 CN CN201620378347.4U patent/CN205599875U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728657A (en) * | 2016-04-29 | 2016-07-06 | 重庆新红旗缸盖制造有限公司 | Sand core pressing device |
| CN105728657B (en) * | 2016-04-29 | 2018-06-15 | 重庆新红旗缸盖制造有限公司 | Sand core pressing device |
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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: 20160928 Termination date: 20170429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |