CN214557343U - Novel gravity pouring forming machine - Google Patents

Abstract

The utility model relates to sand casting, and provides a novel gravity casting forming machine, which comprises a frame, an upper pressing plate mechanism, a lower demoulding top plate mechanism, a combined mould frame sleeve box and an upper pressing plate mechanism, the combined die frame pouring box and the lower demolding top plate mechanism are sequentially arranged on the rack from top to bottom, and an upper pressing plate mechanism and a lower demolding top plate mechanism are used for carrying out die assembly, die casting and demolding on a product poured in the combined die frame pouring box. The utility model provides a current sand mould molding machine can't realize the sand mould and lead to the problem of joining in marriage the use.

Description

Novel gravity pouring forming machine

Technical Field

The utility model relates to a sand casting, in particular to novel gravity pouring make-up machine.

Background

Sand casting is one of the most widely used casting methods. In sand casting, a jacket box is sleeved during casting in order to prevent mismatching when metal pouring is carried out. Chinese patent CN204171275U discloses an improved structure of a casting jacket box, which comprises a box body and a handle fixed on the outer wall, wherein the inner cavity of the box body is a non-equal-diameter inner cavity with an inclined surface, and a plurality of vertical grooves are uniformly distributed on the inclined surface of the non-equal-diameter inner cavity. The pouring jacket of above-mentioned patent adopts whole casting, once the casting is accomplished, the structure size of pouring jacket is definite, can not adjust, and if meet the fashioned dimensional error of casting excessive, whole pouring jacket will be scrapped, causes serious waste. Meanwhile, the existing sand mold molding machine is provided with different sleeve molds according to different sand molds in different sizes, so that the molding machine is high in cost, and great troubles are caused when sand mold casting of various models is produced by small and medium enterprises.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a simple structure is reasonable, the cost is with low costs, realize general novel gravity casting make-up machine to the sand mould of variation in size.

In order to solve the technical problem, the utility model discloses take following scheme: a novel gravity pouring forming machine comprises a frame, an upper pressing plate mechanism, a lower demoulding top plate mechanism and a combined mould frame sleeve box which are arranged on the frame, the upper pressing plate mechanism, the combined die frame sleeve box and the lower demoulding top plate mechanism are sequentially arranged on the frame from top to bottom, and the upper pressing plate mechanism and the lower demoulding top plate mechanism carry out die assembly, die casting and demoulding on a product poured in the combined die frame sleeve box, the combined die frame case comprises four combined side plates and four driving mechanisms, the four combined side plates are enclosed to form a square case, output shafts of the four driving mechanisms are respectively connected to outer side walls of the case which is combined with the four combined side plates and drive the four combined side plates to be enclosed to form the case or to be separated and demoulded, embedding grooves are formed in the combined side plates, detachable inserts are arranged in the embedding grooves of the combined side plates, and the inner walls formed by the inserts after the combined side plates are enclosed are also enclosed to form the case.

The improved structure of the combined inner die frame comprises a combined inner die frame sleeve box, wherein the combined inner die frame sleeve box is a square sleeve box consisting of four right-angle plates and a plurality of side plates, and the combined inner die frame sleeve box is embedded in the combined die frame sleeve box of the rack.

The improved structure of the automatic lifting device is characterized in that the upper pressing plate mechanism comprises an upper pressing plate, a plurality of guide rods and a second driving mechanism, the second driving mechanism is connected with and drives the upper pressing plate to move up and down on the rack, and each guide rod is arranged between the upper pressing plate and the top of the rack to ensure the stability of the up-and-down moving stroke of the upper pressing plate.

The lower demolding top plate mechanism comprises a lower top plate and a third driving mechanism, the lower top plate is arranged at the bottom of the combined mold frame sleeve box in a jacking mode, a product thimble position for enabling the output end of the third driving mechanism to eject upwards to pour is arranged in the middle of the lower top plate, the output end of the third driving mechanism penetrates through the product thimble position in the middle of the lower top plate in a seaming mode, and the output shaft of the third driving mechanism can eject upwards to pour out a product in the combined mold frame sleeve box.

By adopting the technical scheme, the beneficial effects of the utility model are that: the pouring jacket of the sand casting forming machine is set to be a combined mould frame pouring jacket, different inserts can be replaced by splicing the pouring jacket to construct pouring jackets of different sizes, the pouring jacket is naturally cooled and statically changed to be processed and assembled, the service life of the structural stability is longer, the formed grinding tool adopts insert type structure four-side demoulding, then the bottom lower top plate mechanism is used for ejecting and demoulding, the demoulding is stable, no surface damage is caused to products, the noise is low, the structure is simple and reasonable, the manufacturing cost is low, the effect that one molding machine can be used universally for sand moulds of different sizes is effectively achieved, the adjustment of the size of the pouring jacket can be achieved only by adjusting the embedded inserts, the price of one complete mold is reduced to about 2 ten thousand from about 10 ten thousand at present, the usable range is wider, the adjusting space is extremely considerable, and one machine with multiple purposes is achieved. Through further setting, the setting of the internal mold frame pouring jacket that makes up promptly makes the utility model discloses a make-up machine is bigger to the adjustment application scope of sand mould model, and the top board adopts four guide bar lifting mode precision high stability in second actuating mechanism area to be good, but wide popularization and application.

Drawings

FIG. 1 is a schematic view of a portion of an embodiment of the present invention;

fig. 2 is a schematic view of a part of the structure of the combined mold frame case and the combined inner mold frame case in the embodiment of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 and 2, the preferred novel gravity casting molding machine of the present invention comprises a frame 1, an upper platen mechanism 2, a lower demolding top plate mechanism 3, a combined mold frame jacket 4 and a combined inner mold frame jacket 5, wherein the upper platen mechanism 2, the combined mold frame jacket 4 and the lower demolding top plate mechanism 3 are sequentially arranged on the frame 1 from top to bottom, the upper platen mechanism 2 and the lower demolding top plate mechanism 3 perform die assembly, die casting and demolding on a product poured into the combined mold frame jacket 4, the upper platen mechanism 2 comprises an upper platen 21, a plurality of guide rods 22 and a second driving mechanism 23, the second driving mechanism 23 is an oil cylinder, the second driving mechanism 23 is connected with and drives the upper platen 21 to move up and down on the frame 1, each guide rod 22 is arranged between the upper platen 21 and the top of the frame 1 to ensure the stroke stability of the upper platen 21, the combined mold frame jacket 4 comprises four side plates 41 and four driving mechanisms 42, the four combined side plates 41 are connected in a surrounding manner to form a square sleeve box, the four driving mechanisms 42 are oil cylinders, output shafts of the four driving mechanisms 42 are respectively connected to the outer side wall of the sleeve box combined with the four combined side plates 41 and drive the four combined side plates 41 to be combined into the sleeve box or to be separated and demoulded, each combined side plate 41 is provided with an embedding groove 411, the embedding groove 411 of each combined side plate 41 is provided with a detachable insert 412, the inner wall formed by the inserts after the combined side plates 41 are combined into the sleeve box is also combined into the sleeve box, the combined inner mold frame sleeve box 5 is a square sleeve box formed by four right-angle plates 51 and a plurality of side plates 52, the combined inner mold frame sleeve box 5 is embedded in the combined mold frame sleeve box 4 on the rack 1, the lower demoulding top plate mechanism 3 comprises a lower top plate 31 and a third driving mechanism 32, the third driving mechanism 32 is an oil cylinder, the lower top plate 31 is arranged at the bottom of the combined mold frame sleeve box 4, and the middle part of the lower top plate 31 is provided with a product top pin position for the output end of the third driving mechanism 32 to be upwards poured The output end of the third driving mechanism 32 is sewn on the product thimble position in the middle of the lower top plate 31 and the output shaft of the third driving mechanism 32 can push up the product poured in the combined mold frame pouring box 4.

The utility model provides a actuating mechanism, second actuating mechanism and third actuating mechanism can also be other power take off mechanisms such as cylinder, and what make up the die frame pouring jacket simultaneously inserts can be according to inserting of the corresponding different thickness of the different preparation of pouring jacket size demand after the combination and length.

The utility model discloses a jacket with sand mould casting make-up machine sets up to the combination moulding frame jacket, it adopts the concatenation accessible to change the difference and inserts the jacket that founds the equidimension not, through the quiet processing equipment that becomes of natural cooling, stable in structure life cycle is more lasting, fashioned grinding apparatus adopts the formula structure four sides drawing of patterns of inserting, again by the ejecting drawing of patterns of bottom lower ejector plate mechanism, the drawing of patterns is stable to have no surface injury to the product, the noise is little, simple structure is reasonable, the cost is with low costs, it can be general to the sand mould realization of variation in size effectively to realize a molding machine, only need the regulation that the adjustment is inlayed can realize the regulation of jacket size, make the price of one set of complete mould reduce to about 2 ten thousand by current 10 ten thousand, the application range is wider, it is very considerable to adjust the space, realize a tractor serves several purposes. Through further setting, the setting of the internal mold frame pouring jacket that makes up promptly makes the utility model discloses a make-up machine is bigger to the adjustment application scope of sand mould model, and the top board adopts four guide bar lifting mode precision high stability in second actuating mechanism area to be good, but wide popularization and application.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (4)

1. The utility model provides a novel gravity casting make-up machine which characterized in that: the combined die frame case comprises four combined side plates and four driving mechanisms, the four combined side plates are connected into a square case in a surrounding mode, output shafts of the four driving mechanisms are respectively connected with outer side walls of the case combined with the four combined side plates and drive the four combined side plates to be combined into the case or separated for demolding, embedding grooves are formed in each combined side plate, detachable inserts are arranged on the embedding grooves of each combined side plate, and the case is also formed by combining inner walls formed by the inserts after the combined side plates are combined.

2. The new gravity casting machine according to claim 1, characterized in that: the combined inner die frame sleeve box is a square sleeve box consisting of four right-angle plates and a plurality of side plates, and is embedded in the combined die frame sleeve box of the rack.

3. The new gravity casting machine according to claim 1, characterized in that: the upper pressing plate mechanism comprises an upper pressing plate, a plurality of guide rods and a second driving mechanism, the second driving mechanism is connected with and drives the upper pressing plate to move up and down on the rack, and each guide rod is arranged between the upper pressing plate and the top of the rack to ensure the stability of the up-and-down movement stroke of the upper pressing plate.

4. The new gravity casting machine according to claim 1, characterized in that: the lower demolding top plate mechanism comprises a lower top plate and a third driving mechanism, the lower top plate is arranged at the bottom of the combined mold frame sleeve box in a jacking mode, a product thimble position for enabling the output end of the third driving mechanism to eject upwards to pour the finished product is arranged in the middle of the lower top plate, the output end of the third driving mechanism penetrates through the product thimble position in the middle of the lower top plate in a seaming mode, and the output shaft of the third driving mechanism can eject upwards to pour the finished product in the combined mold frame sleeve box.

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