CN203711787U - Pre-coated sand core making device - Google Patents
Pre-coated sand core making device Download PDFInfo
- Publication number
- CN203711787U CN203711787U CN201420073471.0U CN201420073471U CN203711787U CN 203711787 U CN203711787 U CN 203711787U CN 201420073471 U CN201420073471 U CN 201420073471U CN 203711787 U CN203711787 U CN 203711787U
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- Prior art keywords
- core
- plunger tip
- mould
- core box
- making device
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Abstract
The utility model discloses a pre-coated sand core making device. The pre-coated sand core making device comprises a core box mold, a core ejection assembly and a rack, wherein the core box mold is used for forming a sand core; the core ejection assembly is used for discharging the sand core; the rack is used for bearing the core box mold and the core ejection assembly; the core box mold is horizontally parted, and comprises a stationary core box mold and a movable core box mold; the stationary core box mold is fixedly arranged on the rack; the movable core box mold is rotatably connected to the stationary core box mold and is rotatably opened or closed in a vertical plane. According to the pre-coated sand core making device, the structure of a core making machine is simplified, the occupied area and the manufacturing cost of the core making machine are reduced, and a complicated control system is omitted.
Description
Technical field
The utility model relates to a kind of precoated sand core making device.
Background technology
Core making machine is to adopt hot box process to manufacture the equipment of precoated sand shell core, its course of work is that back-up sand and consolidation complete simultaneously, and in hot core box, harden immediately, reduce labor intensity, flexible operation is light, easily grasp, adopt electrical heating, temperature can be controlled automatically, it is clean that place of working easily keeps, for mechanization, the automation of coremaking process create conditions, a cycle period only needs tens seconds to tens seconds, just can produce the core for casting, therefore core making machine is widely used in foundry machinery industry
Known existing core making machine adopts hot box process, folding mould vertical-parting, referring to accompanying drawing 1, for existing precoated sand core making machine, comprise the quiet mould 11 of core box, core box dynamic model 21 and hot core machine 3, hot core machine 3 is by frame, She Sha mechanism, die opening and closing mechanism, the formation such as core ejection mechanism and control system, realize coremaking by core box being assemblied on hot core machine, although efficiency and quality that can the coremaking of large increase precoated sand, but hot core machine structure is more complicated, because the structure existing is many, the probability inevitably breaking down will be larger, therefore existing core making machine covers an area of, need unnecessary auxiliary device, be not suitable for the production of small lot and exemplar, and hot core machine input cost is large, the quiet mould of core box and core box dynamic model need to be made the structure member with equipment connection, cannot directly connect, make the structure of core making machine more complicated.
Summary of the invention
Goal of the invention of the present utility model is to provide one simplified structure greatly, reduces fault rate, and operation precoated sand core making device more fast and easily.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of precoated sand core making device, comprise the core mould for moulding core, for described core is carried out to the plunger tip assembly of discharging and for carrying the frame of described core mould and plunger tip assembly, described core mould horizontal parting, described core mould comprises the quiet mould of the core box being fixedly installed in described frame and is rotationally connected with the quiet mould of described core box and in vertical plane, is rotated die sinking or the core box dynamic model of rotation mold closing, after the quiet mould mold closing of described core box dynamic model and described core box, form core groove.
Further technical scheme, is also provided with the handle for artificial die opening and closing on described core box dynamic model, described core box dynamic model under self-gravity action mold closing on the quiet mould of described core box.
Further technical scheme, described core mould adopts electrically heated rod heating.
Further technical scheme, described core mould adopts RENGONGSHE sand.
Further technical scheme, described plunger tip assembly comprises plunger tip bar for ejecting described core, for the plunger tip plate of described plunger tip bar being installed and for driving described top core movement and being installed on the plunger tip cylinder in described frame, described plunger tip cylinder adopts Artificial Control.
Adopt the beneficial effect of above technical scheme to be: the disclosed precoated sand core making device of the utility model core mould adopts horizontal parting, and the quiet mould of core box is wherein fixedly installed in frame, core box dynamic model is rotationally connected with on the quiet mould of core box in vertical plane, core box dynamic model relies on deadweight and the quiet mould mold closing of core box, do not need the subsidiary body of carrying and driving core box dynamic model, in existing coremaking process, penetrating sand time approximately needs 3s, after penetrating sand and completing, remove and penetrate the about needs of head 2 seconds, adopt the precoated sand core manufacturing craft in the utility model, artificial shooting time is basic identical, in existing coremaking process, plunger tip assembly is by system control, approximately need 1S, adopt the precoated sand core manufacturing craft in the utility model to need manual intervention, manually press switching cylinder and complete plunger tip, required time indifference, therefore the utility model has been simplified the structure of core making machine, floor space and the cost of manufacture of core making machine are reduced, do not need complicated control system, existing core making device only needs a people to operate, core making device one people in the utility model also can complete.
Brief description of the drawings
Fig. 1 is the structural representation of existing core making machine;
Fig. 2 is the main TV structure schematic diagram of the disclosed precoated sand core making device of the utility model;
Fig. 3 is the plan structure schematic diagram of the disclosed precoated sand core making device of the utility model.
Wherein: 11,12, the quiet mould of core box; 121, the first connecting portion; 21,22, core box dynamic model; 221, the second connecting portion; 3, hot core machine; 4, frame; 51, plunger tip plate; 52, plunger tip cylinder.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment mono-:
Referring to Fig. 2 and Fig. 3, as shown in legend wherein: a kind of precoated sand core making device, comprises for the core mould of moulding core, for above-mentioned core being carried out to the plunger tip assembly of discharging and for carrying the frame 4 of above-mentioned core mould and plunger tip assembly.
Above-mentioned core mould horizontal parting and comprise the quiet mould 12 of a core box and the core box dynamic model 22 that are fixedly installed in frame 4; on the quiet mould 12 of core box, be provided with one first connecting portion 121; on core box dynamic model 22, be provided with one second connecting portion 221; the first connecting portion 121 and the second connecting portion 221 are articulated and connected by jointed shaft; make core box dynamic model 22 be rotationally connected with on the quiet mould 12 of core box and in vertical plane, be rotated die sinking or rotation mold closing, core box dynamic model 22 relies on deadweight mold closing in the rear formation core of the quiet mould 12 of core box groove.
Above-mentioned plunger tip assembly comprises a plunger tip plate 51 for ejecting upper core and for driving plunger tip plate 51 to move and being installed on the plunger tip cylinder 52 in frame 4.
Introduce a kind of precoated sand core manufacturing craft below, adopt precoated sand core making device as above, described precoated sand core manufacturing craft comprises the steps:
The first step, manual operation core box dynamic model 22, make core box dynamic model 22 be rotated mold closing;
Second step, heat core groove by electrically heated rod;
The 3rd step, manually in core groove, inject precoated sand;
The 4th step, make precoated sand core in-tank-solidification form core;
The 5th step, manual operation core box dynamic model 22, make core box dynamic model 22 be rotated die sinking;
The 6th step, manual operation plunger tip cylinder 52, eject core.
Above-mentioned core mould adopts and lifts formula die opening and closing structure and horizontal parting, facilitates manual operation, and coremaking complete after when lower plunger tip, because core rests on the quiet mould 12 of core box, the situation that does not have damage cores such as coming off, existing core making machine is owing to being vertical die sinking, and core easily has the danger of dropping.
Embodiment bis-
All the other are identical with described embodiment mono-, and difference is, the handle for artificial die opening and closing is also installed on above-mentioned core box dynamic model, makes the switching of above-mentioned core box dynamic model more convenient.
Embodiment tri-
All the other are identical with described embodiment mono-or two, difference is, above-mentioned core mould adopts electrically heated rod heating, this utility model does not need hot core machine in the time making hot core, save equipment cost, get rid of traditional hot core machine, adopt more simple mode of heating, further simplify the structure of core making machine and the cost of reduction core making machine.
Embodiment tetra-
All the other are arbitrary identical with described embodiment mono-or three, difference is, described core mould adopts RENGONGSHE sand, equipment is penetrated sand time approximately needs 3s, after penetrating sand and completing, removes and penetrates head and approximately need 2 seconds, the needed time of the utility model is basic identical, adopt RENGONGSHE sand equipment, do not need to install complex control system, further simplify the structure of core making machine and the cost of reduction core making machine.
Embodiment five
All the other are arbitrary identical with described embodiment mono-to four, difference is, above-mentioned plunger tip cylinder adopts Artificial Control, equipment plunger tip is by system control, the utility model needs manual intervention, manually press switching cylinder and complete plunger tip, need 1s, actual measurement equipment plunger tip and artificial plunger tip are without time difference, and it is less that the utility model takies station, do not need to install complex control system, simplified the structure of core making machine and the cost of reduction core making machine, in the time preparing different products, only need change core mould and plunger tip plate.
Embodiment six
All the other are arbitrary identical with described embodiment mono-to five, and difference is, between above-mentioned the first connecting portion and the second connecting portion, rolling bearing is installed.
Claims (5)
1. a precoated sand core making device; comprise for the core mould of moulding core, for described core being carried out to the plunger tip assembly of discharging and for carrying the frame of described core mould and plunger tip assembly; it is characterized in that; described core mould horizontal parting; described core mould comprises the quiet mould of the core box being fixedly installed in described frame and is rotationally connected with the quiet mould of described core box and in vertical plane, is rotated die sinking or the core box dynamic model of rotation mold closing, after the quiet mould mold closing of described core box dynamic model and described core box, forms core groove.
2. precoated sand core making device according to claim 1, is characterized in that, the handle for artificial die opening and closing is also installed on described core box dynamic model, described core box dynamic model under self-gravity action mold closing on the quiet mould of described core box.
3. precoated sand core making device according to claim 1, is characterized in that, described core mould adopts electrically heated rod heating.
4. precoated sand core making device according to claim 1, is characterized in that, described core mould adopts RENGONGSHE sand.
5. precoated sand core making device according to claim 1, it is characterized in that, described plunger tip assembly comprises plunger tip bar for ejecting described core, for the plunger tip plate of described plunger tip bar being installed and for driving described top core movement and being installed on the plunger tip cylinder in described frame, described plunger tip cylinder adopts Artificial Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073471.0U CN203711787U (en) | 2014-02-20 | 2014-02-20 | Pre-coated sand core making device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073471.0U CN203711787U (en) | 2014-02-20 | 2014-02-20 | Pre-coated sand core making device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203711787U true CN203711787U (en) | 2014-07-16 |
Family
ID=51150987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420073471.0U Expired - Fee Related CN203711787U (en) | 2014-02-20 | 2014-02-20 | Pre-coated sand core making device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203711787U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769545A (en) * | 2014-02-20 | 2014-05-07 | 苏州明志科技有限公司 | Precoated sand coremaking device and coremaking technology |
| CN109807291A (en) * | 2019-03-26 | 2019-05-28 | 苏州明志科技有限公司 | The die-filling method and core-making method of a kind of core making machine, core making machine |
-
2014
- 2014-02-20 CN CN201420073471.0U patent/CN203711787U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769545A (en) * | 2014-02-20 | 2014-05-07 | 苏州明志科技有限公司 | Precoated sand coremaking device and coremaking technology |
| CN109807291A (en) * | 2019-03-26 | 2019-05-28 | 苏州明志科技有限公司 | The die-filling method and core-making method of a kind of core making machine, core making machine |
| CN109807291B (en) * | 2019-03-26 | 2024-04-16 | 苏州明志科技股份有限公司 | Core making machine, die filling method of core making machine and core making method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20190220 |