CN201023128Y - Shell core machine synchronous top core device - Google Patents
Shell core machine synchronous top core device Download PDFInfo
- Publication number
- CN201023128Y CN201023128Y CNU2007200839549U CN200720083954U CN201023128Y CN 201023128 Y CN201023128 Y CN 201023128Y CN U2007200839549 U CNU2007200839549 U CN U2007200839549U CN 200720083954 U CN200720083954 U CN 200720083954U CN 201023128 Y CN201023128 Y CN 201023128Y
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- synchronous
- core
- plunger tip
- spring
- thrust
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Abstract
The utility model provides a synchronous core pushing apparatus for a shell core machine, which comprises a connecting-fixing board, a spring thrust device, a thrust rod, a synchronous core pushing board, a synchronous core pushing rod, and a synchronous push rod. The synchronous core pushing rod and the synchronous push rod are connected with the same surface of the synchronous core pushing board, the spring thrust device is installed on the connecting-fixing board, and the thrust rod is connected with the other surface of the synchronous core pushing board. The tail-end of the thrust rod is arranged in the spring thrust device, and a thrust spring resisting the tail-end of the thrust rod is also arranged in the spring thrust device. The synchronous core pushing apparatus is arranged on the side of a dynamic core box. When in inoperative mode, the top portion of the core supporting rod projects in a box-shaped chamber, and the top portion of the thrust rod projects out of a parting surface of the dynamic core box. The synchronous core pushing apparatus and a connecting board are arranged on a carriage on one side of the dynamic core box, which can be realized without any modify of prior equipment. The utility model prevents the phenomena that a casting is attached on the dynamic core box and uneasy to be separated from a mould, realizes complete separation of the casting from the mould in both dynamic core boxes and stable core boxes, thereby reducing product cost, achieving convenient operation, and effectively improving enterprise production rate.
Description
Technical field
The utility model relates to the synchronous plunger tip device of a kind of shell core machine.
Technical background
In the castings production process, because the raising that client requires casting quality, so the use of shell core core is more and more widely.And in the design and use process of shell core box, our desirable state is the core box automatic demoulding usually, and box with all worries set aside depends on the plunger tip power demoulding of plunger tip bar.But in actual production process, core cavity has symmetrical and asymmetric two kinds, for the asymmetric foundry goods of inner chamber, the demoulding condition of its shell core different parts is obviously variant, in shell core box design process, be easy to determine the quality of demoulding condition, demoulding condition is good as to can be used as moving core box, and demoulding condition is bad can be used as quiet core box, thereby reaches our desirable demoulding state.And for inner chamber symmetry or basic symmetrical foundry goods, because the demoulding condition at its each position is basic identical, therefore moving core box and quiet core box are difficult to determine, though can adopt different pattern drafts at different positions, though can improve the withdrawing pattern condition of moving core box, the structure of foundry goods is changed, can not guarantee moving core box automatic demoulding fully simultaneously, and moving core box does not have the plunger tip device, and core is difficult to take out from core box.Therefore these phenomenons in actual production process bring very big difficulty for ordinary production and operation.
Summary of the invention
The purpose of this utility model provides the synchronous plunger tip device of a kind of shell core machine, and with solving inner chamber symmetry or basic symmetrical castings, dynamic and static core box is difficult to determine, causes core to be not easy from the situation of the core box demoulding or the complete demoulding.Make the foundry goods stripping result desirable more, the demoulding is convenient, thereby improves the quality of foundry goods.
For solving the problems of the technologies described above, the technical solution of the utility model is as follows: be made up of connecting plate, spring thrust device, distance rod, synchronous plunger tip bar, synchronous push rod, the plunger tip bar is connected the same one side of plunger tip plate with synchronous push rod synchronously, the spring thrust device is contained on the connecting plate, distance rod is connected the another side of synchronous plunger tip plate, the distance rod afterbody is arranged in the spring thrust device, is provided with thrust spring in the spring thrust device and withstands on the distance rod afterbody; Described device is located at moving core box one side, and under off working state, protrude in the box die cavity at the top of plunger tip bar, and the somatotype surface of moving core box is protruded at the top of distance rod; Described device is located at moving core box one side, and under off working state, protrude in the box die cavity at the top of plunger tip bar, and the somatotype surface of moving core box is protruded at the top of distance rod.
Improvement to last art technical scheme: described spring thrust device is provided with two guide pin bushings, and the top of guide pin bushing is provided with end cap of the spring, withstands on the afterbody of thrust spring.
Beneficial effect:
The synchronous plunger tip device of described shell core machine is a kind of newly-increased servicing unit, can be installed on the moving core box of inner chamber symmetry or basic symmetrical castings.Be installed on the balladeur train that moves core box one side by closing connecting plate, not needing that original equipment is done any change just can realize, can avoid occurring foundry goods fully is bonded on the moving core box, the phenomenon that is difficult for the demoulding, make foundry goods demoulding fully in moving core box and quiet core box, therefore can reduce the cost of product, and easy to operate, enterprise productivity is effectively improved.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a fundamental diagram of the present utility model in conjunction with Fig. 1.
The specific embodiment
Below in conjunction with Fig. 1, that Fig. 2 describes this use is novel.
The synchronous plunger tip device of shell core machine shown in Figure 1, by being connected and fixed plate (6), spring thrust device (4), distance rod (2), synchronous plunger tip plate (7), synchronous plunger tip bar (9), push rod (11) is formed synchronously, plunger tip bar (9) is connected the same one side of synchronous plunger tip plate (7) with synchronous push rod (11) synchronously, spring thrust device overcoat (4) is contained in and is connected and fixed on the plate (6), distance rod (2) is connected the another side of synchronous plunger tip plate (7), distance rod (2) afterbody is arranged in spring thrust device overcoat (4), is provided with thrust spring (1) in the spring thrust device overcoat (4) and withstands on distance rod (2) afterbody.Described device is located at moving core box (10) one sides, and under off working state, protrude in the box die cavity at the top of plunger tip bar (9) synchronously, and the somatotype surface of moving core box (10) is protruded at the top of push rod (11) synchronously.Spring thrust device (4) is provided with two guide pin bushings, and the top of guide pin bushing is provided with end cap of the spring (3), withstands on the afterbody of thrust spring (1).
During use, the synchronous plunger tip device of described shell core machine by the original structure of the plate that is connected and fixed (6) according to equipment, is installed on the balladeur train (5) of moving core box (10) one sides.During installation, be connected and fixed plate (6) the connecting hole position must and position, the original hole of balladeur train (5) consistent, the position of spring thrust device (4) will consider that balladeur train (5) is original rational in infrastructure definite.Simultaneously, in order to ensure thrust spring (1) reasonable reset pressure and final pressure are arranged, synchronous plunger tip plate (7) freedom of motion also has rational gap, and the distance between balladeur train (5) and the core box fixed head (8) is wanted rationally, adjust its distance by each cover, generally select for use 80～100 millimeters to get final product.The length of push rod (11) and synchronous plunger tip bar (9) will rationally be determined according to the stroke of synchronous plunger tip plate (7) synchronously, the part in the box die cavity is protruded at the top of synchronous plunger tip bar (9) in the time of should guaranteeing to install, and the part on the somatotype surface of the moving core box (10) of the top of push rod (11) protrusion equates with the distance that is connected and fixed between plate (6) and the synchronous plunger tip plate (7) synchronously.And the connected mode of synchronous plunger tip bar (9) and synchronous plunger tip plate (7) will be convenient to dismounting, so that change synchronous plunger tip plate (7) at any time according to different parts.And when the quiet core box of design, should take into full account the position of synchronous push rod.
In conjunction with shown in Figure 2, the operation principle of the synchronous plunger tip device of shell core machine is: after the installation, the synchronous plunger tip device of balladeur train open mode is in the position of Fig. 1, when the work beginning, balladeur train (5) moves forward, whole plunger tip device and balladeur train (5) relative fixed synchronously, together to front slide, after balladeur train (5) moved to certain position, under the resistance on push rod (11) and quiet core box (12) A plane, thrust spring (1) compressed synchronously, plunger tip plate (7) and synchronous plunger tip bar (9) move (thrust that balladeur train advances is much larger than the elastic force of spring) backward synchronously, contact fully until sound core box (12), the plunger tip device is in Fig. 2 state synchronously, penetrates the sand operation.When hardening fully, shell core opens balladeur train, moving core box (10) breaks away from quiet core box (12), under the effect of thrust spring (1), distance rod (2) promotes synchronous plunger tip plate (7), push rod (11) and plunger tip bar (9) move forward synchronously, form plunger tip power, core is ejected, reach the purpose of moving core box (10) demoulding, when synchronous plunger tip plate (7) with no longer mobile after core box fixed head (8) contacts, whole plunger tip mechanism synchronously gets back to Fig. 1 state again, continues to move backward to reset condition with balladeur train, enter next working procedure, circulation and so forth, moving core box (10) automatic demoulding is fully guaranteed in successively operation.
Claims (2)
1. synchronous plunger tip device of shell core machine, it is characterized in that: by be connected and fixed plate, spring thrust device, distance rod, synchronously the plunger tip plate, synchronously the plunger tip bar, push rod is formed synchronously, plunger tip bar and synchronous push rod are connected the same one side of synchronous plunger tip plate synchronously, the spring thrust device is contained in and is connected and fixed on the plate, distance rod is connected the another side of synchronous plunger tip plate, the distance rod afterbody is arranged in the spring thrust device, is provided with thrust spring in the spring thrust device and withstands on the distance rod afterbody; The synchronous plunger tip device of described shell core machine is located at a side of moving core box, and under off working state, protrude in the box die cavity at the top of plunger tip bar, and the somatotype surface of moving core box is protruded at the top of distance rod.
2. according to the synchronous plunger tip device of the described shell core machine of claim 1, it is characterized in that: described spring thrust device is provided with two guide pin bushings, and the top of guide pin bushing is provided with end cap of the spring, withstands on the afterbody of thrust spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200839549U CN201023128Y (en) | 2007-03-27 | 2007-03-27 | Shell core machine synchronous top core device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200839549U CN201023128Y (en) | 2007-03-27 | 2007-03-27 | Shell core machine synchronous top core device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201023128Y true CN201023128Y (en) | 2008-02-20 |
Family
ID=39096983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200839549U Expired - Fee Related CN201023128Y (en) | 2007-03-27 | 2007-03-27 | Shell core machine synchronous top core device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201023128Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125993A (en) * | 2010-11-08 | 2011-07-20 | 吴江市森泰机械制造有限公司 | Automatic drawing casting die |
| CN102794875A (en) * | 2012-07-27 | 2012-11-28 | 深圳市金洋电子股份有限公司 | Automatic injection mould for core-pulling sleeve products |
| CN103854846A (en) * | 2012-12-03 | 2014-06-11 | 上海联影医疗科技有限公司 | Synchronous coil ejector and method for releasing coils from molds by aid of synchronous coil ejector |
| CN103934418A (en) * | 2014-05-07 | 2014-07-23 | 广西玉柴机器股份有限公司 | Device for ejecting small sand core and method for making small sand core |
| CN110899636A (en) * | 2019-12-09 | 2020-03-24 | 马鞍山市黎明天工自动化设备有限公司 | Demoulding device of precoated sand core shooter |
-
2007
- 2007-03-27 CN CNU2007200839549U patent/CN201023128Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125993A (en) * | 2010-11-08 | 2011-07-20 | 吴江市森泰机械制造有限公司 | Automatic drawing casting die |
| CN102125993B (en) * | 2010-11-08 | 2012-12-05 | 吴江市森泰机械制造有限公司 | Automatic drawing casting die |
| CN102794875A (en) * | 2012-07-27 | 2012-11-28 | 深圳市金洋电子股份有限公司 | Automatic injection mould for core-pulling sleeve products |
| CN102794875B (en) * | 2012-07-27 | 2015-07-08 | 深圳市金洋电子股份有限公司 | Automatic injection mould for core-pulling sleeve products |
| CN103854846A (en) * | 2012-12-03 | 2014-06-11 | 上海联影医疗科技有限公司 | Synchronous coil ejector and method for releasing coils from molds by aid of synchronous coil ejector |
| CN103854846B (en) * | 2012-12-03 | 2017-04-19 | 深圳联影医疗科技有限公司 | Synchronous coil ejector and method for releasing coils from molds by aid of synchronous coil ejector |
| CN103934418A (en) * | 2014-05-07 | 2014-07-23 | 广西玉柴机器股份有限公司 | Device for ejecting small sand core and method for making small sand core |
| CN103934418B (en) * | 2014-05-07 | 2016-02-24 | 广西玉柴机器股份有限公司 | A kind of core ejecting device of tiny core and core-making method |
| CN110899636A (en) * | 2019-12-09 | 2020-03-24 | 马鞍山市黎明天工自动化设备有限公司 | Demoulding device of precoated sand core shooter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080220 Termination date: 20100327 |