CN203917826U - A kind of have a case shoot squeeze molding machine - Google Patents
A kind of have a case shoot squeeze molding machine Download PDFInfo
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- CN203917826U CN203917826U CN201420269745.3U CN201420269745U CN203917826U CN 203917826 U CN203917826 U CN 203917826U CN 201420269745 U CN201420269745 U CN 201420269745U CN 203917826 U CN203917826 U CN 203917826U
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Abstract
The utility model discloses a kind of case shoot squeeze molding machine that has, comprise mold and bed die modelling mechanism that structure is identical, they comprise penetrates sand unit, in the compacting unit of penetrating sand unit downside, make on compacting unit to rise or decline be fixed on the lifting unit on main frame, penetrate sand unit, comprise sand inlet, sand inlet inner side is provided with the dividing plate that can seal or open it, the lower end of sand inlet is connected with air chamber, and its inside accommodates feed bin, feed bin be sand-spraying hole bottom, one end of air chamber is provided with air inlet, and the other end is provided with exhaust outlet; Compacting unit, comprises sandbox, and four end faces of casing are provided with steam vent; Main frame, comprises lower bearing bracket, upper spider and the column between them; Lifting unit, comprises and is fixed on the master cylinder of lower bearing bracket middle and the drawback cylinder of master cylinder one side.The utility model is provided with steam vent because of four end faces of sandbox, avoids high pressure gas to fail to be convened for lack of a quorum and in sandbox, forms local vortex, has strengthened the consolidation effect of molding sand in sandbox.
Description
Technical field
The utility model relates to molding sand casting technology field, relates in particular to a kind of case shoot squeeze molding machine that has.
Background technology
Penetrate compression molding machine, it is to utilize compressed air that molding sand is injected to the pre-consolidation of sandbox equably, and then exerts pressure and carry out compacting, and conventional have vertical parting flaskless shoot-squeeze moulding machine and a horizontal parting slip flask shoot-squeeze moulding machine.Vertical parting flaskless shoot-squeeze moulding machine moulding is without sandbox, and molding sand is directly injected the moulding chamber with template, and institute's sand mold dimensional accuracy of making is high, and because there is die cavity on sandbox two sides, productivity ratio is very high, but lower core is more difficult, molding sand quality is required tight.Horizontal parting slip flask shoot-squeeze moulding machine utilizes sandbox to carry out moulding, and sand mold is made rear mould assembly drawing, and lower core is more convenient, and productivity ratio is high.
But the sandbox end face of existing horizontal parting slip flask shoot-squeeze moulding machine is closed, high pressure gas fails to be convened for lack of a quorum and in sandbox, forms local vortex, cause the generation of air-resistance phenomenon, be unfavorable for that compressed air better carries out compacting to the molding sand in sandbox, final sand mold is exerted an influence, and majority carries out compacting after upper and lower blank need to being shifted out again.Moreover complicated operation is installed or taken out to the sandbox of existing level parting and removable flask shoot and squeeze molding machine, use inconvenient.
Utility model content
The technical problems to be solved in the utility model, is to provide a kind of case shoot squeeze molding machine that has, and avoids high pressure gas to fail to be convened for lack of a quorum and in sandbox, forms local vortex, strengthens the consolidation effect of compressed air to the molding sand in sandbox.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of have a case shoot squeeze molding machine, comprise mold and bed die modelling mechanism that structure is identical, this mold or bed die modelling mechanism comprise penetrates sand unit, in the compacting unit of penetrating sand unit downside, make on compacting unit to rise or decline be fixed on the lifting unit on main frame, penetrate sand unit, comprise sand inlet, this sand inlet inner side is provided with the dividing plate that can seal or open sand inlet, the lower end of this sand inlet is connected with air chamber, and air chamber inside accommodates feed bin, this feed bin be sand-spraying hole bottom, one end of this air chamber is provided with air inlet, and the other end is provided with exhaust outlet;
Compacting unit, comprise sandbox, four end faces of this casing are provided with steam vent, what be arranged in sandbox upside fills out frame in advance, this upside of filling out in advance frame is furnished with envelope sand plate, the upside of this envelope sand plate is furnished with cope match plate, the upside of this cope match plate is furnished with squeeze board, the lower end of described air chamber and upper squeeze board are connected, the hollow cavity that the lower end of described feed bin is run through squeeze board, cope match plate and filled out in advance frame, be arranged in the lower template of sandbox downside, be fixed with mold or the bed die of pre-moulding on this lower template, the downside of this lower template is furnished with lower squeeze board;
Main frame, comprises lower bearing bracket, and upper spider is connected with column between this lower bearing bracket, upper spider;
Lifting unit, comprises the master cylinder of the middle that is fixed on lower bearing bracket, is arranged in the drawback cylinder of this master cylinder one side.
Sandbox track, is connected between two columns of the same side, and described sandbox slides on sandbox track.
As to further restriction of the present utility model, described sandbox, for being foursquare hollow box body, is connected with rotating roller at the two ends of this casing.
As further limiting of the present utility model, described sandbox track comprises the connecting plate being slidably connected with column, and the inside front of this connecting plate slidably connects a plurality of rollers, and interior side-lower also slidably connects a plurality of rollers.
As further limiting of the present utility model, the upper end of described air chamber gas outlet is connected with level-sensing device, and this level-sensing device, through the outer wall of air chamber, feed bin, contacts with the molding sand in feed bin.
As further limiting of the present utility model, the column between described lower bearing bracket, upper spider is four, has also been evenly arranged frame pin on this lower bearing bracket.
Owing to having adopted above-mentioned technical scheme, compared with prior art, obtained technological progress is the utility model:
(1) four end faces because of sandbox are provided with steam vent, make high pressure draught in the die cavity of moulding machine, have higher pressure reduction ratio, avoid high pressure draught in sandbox, to form the generation of local air-resistance phenomenon, strengthened the consolidation effect of the molding sand in sandbox, compacting step again after having reduced blank and shifting out.
(2) because column is provided with the attached sandbox track that helps, make the installation of sandbox or convenient to remove quick, meanwhile, the sandbox of this moulding machine can take out, and when turning over mould, sandbox one participates in, so it is also applicable to the foundry goods moulding of larger mold or bed die.
(3) this moulding machine modeling process, simple to operate, uses efficient and convenient.
accompanying drawing explanation
The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the utility model embodiment front view;
Fig. 2 is the utility model embodiment cheek structural representation.
In figure: 100-sandbox, 101-casing, 102-roller, 103-steam vent, template under 110-, squeeze board under 120-, 130-fills out frame in advance, 140-envelope sand plate, 150-cope match plate, the upper squeeze board of 160-, 200-master cylinder, 210-lower bearing bracket, 211-frame pin, 220-column, 230-upper spider, 240-drawback cylinder, 250-sandbox track, 251-connecting plate, 300-sand inlet, 310-dividing plate, 320-level-sensing device, 330-feed bin, 340-air chamber, 350-air inlet, 360-gas outlet.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
embodiment:
As shown in Figure 1 to Figure 2, the present embodiment discloses a kind of case shoot squeeze molding machine that has, comprise mold and bed die modelling mechanism that structure is identical, this mold or bed die modelling mechanism comprise penetrates sand unit, in the compacting unit of penetrating sand unit downside, make on compacting unit to rise or decline be fixed on the lifting unit on main frame.
Penetrate sand unit, comprise sand inlet 300, in the inner side of sand inlet, be provided with the dividing plate 310 that can seal or open this sand inlet, the area of section of this dividing plate should be greater than the area of section of sand inlet, the motion of this dividing plate can be provided by power sources such as cylinders, and when the piston rod of cylinder stretches out, dividing plate stretches into and seal sand inlet, now, molding sand is prevented from entering; When the piston rod of cylinder is replied, dividing plate stretches out and opens sand inlet, and now, molding sand is allowed to enter.The lower end of above-mentioned sand inlet is connected with air chamber 340, when dividing plate stretches into and seal sand inlet, air chamber is airtight, when dividing plate stretches out and open sand inlet, air chamber is non-airtight, in air chamber inside, accommodate feed bin 330, on the outer wall of this feed bin, be preferentially provided with passage, one end of above-mentioned air chamber is provided with air inlet 350, the other end is provided with gas outlet 360, and the upper end of this air chamber gas outlet is connected with level-sensing device 320, and this level-sensing device is through air chamber, feed bin outer wall, contact with the molding sand in feed bin, to measure better the amount of injecting of molding sand.
Compacting unit, comprises sandbox 100, and this sandbox further comprises and be foursquare hollow box body 101, and the end face of this casing is provided with irregular steam vent 103, is preferentially arranged on four end faces, and is connected with rotating roller 102 at the two ends of this casing.The upside of above-mentioned sandbox is furnished with and fills out in advance frame 130, the upside of filling out in advance frame at this is furnished with envelope sand plate 140, upside at envelope sand plate is furnished with cope match plate 150, at the upside of this cope match plate, be furnished with squeeze board 160, the lower end of above-mentioned air chamber and upper squeeze board are connected, squeeze board 160 is run through in the lower end of above-mentioned feed bin, cope match plate 150 and the hollow cavity of filling out in advance frame 130, at feed bin, be provided with bottom sand-spraying hole, the air-flow of high pressure enters air chamber at air inlet, and then enter feed bin until fill out in advance the hollow cavity of frame, open after sand-spraying hole, and then enter in sandbox, by the steam vent on sandbox in feed bin, molding sand in sandbox carries out compacting, after moulding machine work completes, while needing pressure release, open exhaust outlet, air-flow is discharged.The downside of this sandbox is furnished with lower template 110, is fixed with mold or the bed die 111 of pre-moulding on this lower template, at the downside of this lower template, is furnished with lower squeeze board 120.Under the effect of lifting unit, lower squeeze board moves upward, lower template, sandbox are moved upward, until the lower surface of frame is filled out in contact in advance, upper squeeze board moves downward under the effect of its cylinder, cope match plate is moved downward, now, the die cavity sealing of moulding machine, completes the moulding of pre-moulding mold or bed die; After moulding completes, under the effect of lifting unit, each parts reset.
Main frame, comprises lower bearing bracket 210, and upper spider 230 has been evenly arranged frame pin on this lower bearing bracket, can be fixed on horizontal plane whole moulding machine is stable, is connected with column 220 between above-mentioned lower bearing bracket, upper spider, and this column is preferentially evenly arranged four.
Sandbox track 250, between two columns of the same side, this track comprises the connecting plate 251 being slidably connected with column, the inside front of this connecting plate slidably connects a plurality of rollers, interior side-lower also slidably connects a plurality of rollers, makes sandbox can release smoothly sandbox and slides between sandbox track.
Lifting unit, the middle that is included in lower bearing bracket 210 is fixed with master cylinder 200, the piston rod of this master cylinder and lower squeeze board are connected, a side at this master cylinder is furnished with drawback cylinder 240, piston rod and the lower bearing bracket of this drawback cylinder are connected, under the effect of master cylinder, drawback cylinder, lifting unit completes and rises or descending motion.
During for larger die modeling, generally to select suitable die joint to be separated, this die joint must be the maximum cross-section of mould, so that better molding, the utility model is used exactly mould is divided into upper and lower mould, and utilize respectively mold modelling mechanism, the bed die modelling mechanism upper and lower mould of moulding respectively, and then be shaped to whole mould.The structure of mold modelling mechanism, bed die modelling mechanism is identical, be only corresponding fixing on lower template be mold or bed die.
The course of work of the utility model embodiment is as follows: mold modeling process: operator should be stable fixing by the frame pin on lower bearing bracket by moulding machine, check the work in every parameter of moulding machine, again the mold of pre-moulding and lower template are connected, by conveyer belt, molding sand is delivered to sand inlet place, open dividing plate, molding sand enters feed bin through sand inlet, can measure by level-sensing device the capacity of molding sand in feed bin, when capacity meets the demands, close dividing plate;
Open sand-spraying hole, by level-sensing device, measure the capacity of molding sand in feed bin, and then know the capacity of injecting molding sand, after meeting the demands, close sand-spraying hole; Check whether steam vent closes, should be by vent closure, open air admission hole, the air-flow of high pressure enters air chamber at air inlet, and then enter feed bin until fill out in advance the hollow cavity of frame, and then enter in sandbox, by the steam vent on sandbox, the molding sand in feed bin, in sandbox is carried out to compacting to a certain degree;
Open master cylinder, lower squeeze board moves upward, and lower template, sandbox are moved upward, until the lower surface of frame is filled out in contact in advance, upper squeeze board moves downward under the effect of its cylinder, and cope match plate is moved downward, now, the sealing of moulding machine die cavity, completes the moulding of pre-moulding mold; After moulding completes, open drawback cylinder, each parts reset, and wait for next moulding operation.
Mold modeling process: the bed die modelling mechanism course of work is with bed die modelling mechanism.
Until mold modelling mechanism, bed die modelling mechanism, complete respectively after upper and lower die modeling, and then be shaped to whole mould.
The utility model relates to a kind of box molding machine, because four end faces of sandbox are provided with steam vent, high pressure draught is circulated fully in the die cavity of moulding machine, has strengthened the consolidation effect of the molding sand in sandbox; Because column is provided with two cover sandbox tracks, make the installation of sandbox or convenient to remove quick, meanwhile, the sandbox of this moulding machine can take out, and is applicable to the foundry goods moulding of larger mold or bed die; This moulding machine modeling process, simple to operate, use efficient and convenient.
The foregoing is only the schematic specific embodiment of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the modification of having done under the prerequisite of design of the present utility model and principle, all should belong to the scope of the utility model protection.
Claims (5)
1. one kind has case shoot squeeze molding machine, comprise mold and bed die modelling mechanism that structure is identical, this mold or bed die modelling mechanism comprise penetrates sand unit, in the compacting unit of penetrating sand unit downside, make on compacting unit to rise or decline be fixed on the lifting unit on main frame, it is characterized in that:
Penetrate sand unit, comprise sand inlet, this sand inlet inner side is provided with the dividing plate that can seal or open sand inlet, the lower end of this sand inlet is connected with air chamber, and air chamber inside accommodates feed bin, this feed bin be sand-spraying hole bottom, one end of this air chamber is provided with air inlet, and the other end is provided with exhaust outlet;
Compacting unit, comprise sandbox, four end faces of this casing are provided with steam vent, what be arranged in sandbox upside fills out frame in advance, this upside of filling out in advance frame is furnished with envelope sand plate, the upside of this envelope sand plate is furnished with cope match plate, the upside of this cope match plate is furnished with squeeze board, the lower end of described air chamber and upper squeeze board are connected, the hollow cavity that the lower end of described feed bin is run through squeeze board, cope match plate and filled out in advance frame, be arranged in the lower template of sandbox downside, be fixed with mold or the bed die of pre-moulding on this lower template, the downside of this lower template is furnished with lower squeeze board;
Main frame, comprises lower bearing bracket, and upper spider is connected with column between this lower bearing bracket, upper spider;
Lifting unit, comprises the master cylinder of the middle that is fixed on lower bearing bracket, is arranged in the drawback cylinder of this master cylinder one side;
Sandbox track, is connected between two columns of the same side, and described sandbox slides on sandbox track.
2. according to claim 1 have a case shoot squeeze molding machine, it is characterized in that: described sandbox, for being foursquare hollow box body, is connected with rotating roller at the two ends of this casing.
3. according to claim 1 have a case shoot squeeze molding machine, it is characterized in that: described sandbox track comprises the connecting plate being slidably connected with column, and the inside front of this connecting plate slidably connects a plurality of rollers, and interior side-lower also slidably connects a plurality of rollers.
4. according to having a case shoot squeeze molding machine described in claim 1-3 any one, it is characterized in that: the upper end of described air chamber gas outlet is connected with level-sensing device, this level-sensing device, through the outer wall of air chamber, feed bin, contacts with the molding sand in feed bin.
5. according to claim 4 have a case shoot squeeze molding machine, it is characterized in that: the column between described lower bearing bracket, upper spider is four, has also been evenly arranged frame pin on this lower bearing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269745.3U CN203917826U (en) | 2014-05-26 | 2014-05-26 | A kind of have a case shoot squeeze molding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420269745.3U CN203917826U (en) | 2014-05-26 | 2014-05-26 | A kind of have a case shoot squeeze molding machine |
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| Publication Number | Publication Date |
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| CN203917826U true CN203917826U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420269745.3U Expired - Fee Related CN203917826U (en) | 2014-05-26 | 2014-05-26 | A kind of have a case shoot squeeze molding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421127A (en) * | 2019-09-09 | 2019-11-08 | 临沂市卓杰机械有限公司 | It is rectilinear to penetrate sand device |
| CN113894248A (en) * | 2021-09-29 | 2022-01-07 | 北京机科国创轻量化科学研究院有限公司 | Equipment for rapidly preparing non-mold composite forming sand blank |
| CN114260427A (en) * | 2020-09-16 | 2022-04-01 | 浙江金工机械设备科技有限公司 | Bidirectional compacting structure of full-automatic molding machine |
-
2014
- 2014-05-26 CN CN201420269745.3U patent/CN203917826U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421127A (en) * | 2019-09-09 | 2019-11-08 | 临沂市卓杰机械有限公司 | It is rectilinear to penetrate sand device |
| CN114260427A (en) * | 2020-09-16 | 2022-04-01 | 浙江金工机械设备科技有限公司 | Bidirectional compacting structure of full-automatic molding machine |
| CN113894248A (en) * | 2021-09-29 | 2022-01-07 | 北京机科国创轻量化科学研究院有限公司 | Equipment for rapidly preparing non-mold composite forming sand blank |
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| 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: 20141105 Termination date: 20150526 |
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| EXPY | Termination of patent right or utility model |