CN217551086U - Movable block type feeding riser structure - Google Patents

Abstract

The utility model discloses a loose piece formula feeding riser structure, comprises an upper die, the last casting groove of having seted up of mould, it has the loose piece rising head to cast fixed intercommunication on the groove, the casting groove includes first loose piece and second loose piece, and its both staple bolts are the space of pouring, set up the inclined groove in the space of pouring, the inclined groove includes link and end, terminal intercommunication the casting groove. The utility model provides a loose piece formula feeding riser structure at first forms the loose piece rising head with first loose piece and second loose piece staple bolt, then fixes through the screw, strike through external force after having pour and dismantle the piece, so that first loose piece and second loose piece drop and expose the rising head, because the shape of inclined groove, can leave the breach of one section slope on the rising head after the cooling, breach and foundry goods are laminated mutually, can cut the rising head through the breach this moment, with the reduction metal that remains, thereby save the time of polishing.

Description

Movable block type feeding riser structure

Technical Field

The utility model relates to a feeding riser structure technical field relates to a loose piece formula feeding riser structure particularly.

Background

The riser is a structure with more sections left during pouring, and the phenomena of depression and bubbles caused by volume reduction during metal solidification are left in the riser.

According to patent No. CN202122470031.1, publication (publication) date: 2022-03-11, discloses a loose piece type feeding head structure, which comprises a loose piece and a feeding head, wherein the loose piece is arranged on a lower die, an arc-shaped groove is arranged below the loose piece, and an air outlet of a casting blank is arranged in the arc-shaped groove below the loose piece; the middle part of the loose piece is provided with a loose piece through hole, and the feeding head penetrates through the loose piece through hole to be connected with an air outlet of the casting blank; the loose piece comprises a first loose piece and a second loose piece, and the first loose piece and the second loose piece are in contact with each other. The utility model discloses set up the dead head below and pull out the region to the dead head, then disassemble the dead head into two, fix the feeding dead head through first dead head and second dead head, dismantle feeding dead head, first dead head, second dead head after the foundry goods blank casting is accomplished and can be with the foundry goods blank drawing of patterns, the utility model discloses simple structure, the feeding is effectual, and the blank pouring qualification rate is high, and the product uniformity is good.

In the prior art including the above patent, the dead head is left on the casting blank after being poured, and needs to be cut and polished by an external tool, but the dead head of the larger casting blank is relatively large, when the die is disassembled, an angle grinder, a reciprocating saw or a large-sized grinding machine needs to be used for cutting the casting blank, and more metal is left during cutting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an activity piece formula feeding head structure aims at solving the problem that can remain more metal when the rising head cuts.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a loose piece formula feeding rising head structure, includes the mould, the casting groove has been seted up on the mould, fixed intercommunication has the loose piece rising head on the casting groove, the casting groove includes first loose piece and second loose piece, and its both staple bolts are and pour the space, it has seted up the inclined trough to pour in the space, the inclined trough includes link and end, terminal intercommunication the casting groove.

Preferably, a sealing convex strip is arranged on the first loose piece, a sealing groove is formed in the second loose piece, and the sealing convex strip is connected in a driving manner in the sealing groove.

Preferably, threaded holes are symmetrically formed in the upper die, screws are connected to the first loose piece and the second loose piece in a sliding mode, and the screws are connected into the threaded holes in a threaded mode.

Preferably, the loose piece risers are symmetrically provided with detaching blocks.

Preferably, the inclined grooves are respectively formed in the first loose piece and the second loose piece.

Preferably, the detaching block extends out of the loose piece feeder by a predetermined distance.

Preferably, the angle of the inclined groove is 45 ° to 60 °.

Preferably, the loose piece riser is an exothermic riser.

In the technical scheme, the utility model provides a pair of loose piece formula feeding head structure possesses following beneficial effect: at first with first loose piece and second loose piece staple bolt formation loose piece rising head, then fix through the screw, strike through external force after having pour and dismantle the piece to make first loose piece and second loose piece drop and expose the rising head, because the shape of inclined groove can leave the breach of one section slope after the cooling on the rising head, breach and foundry goods are laminated mutually, can cut the rising head through the breach this moment, in order to reduce and remain the metal, thereby save the time of polishing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is an overall schematic diagram provided in an embodiment of the present invention;

fig. 2 is a schematic diagram of an overall explosion provided by an embodiment of the present invention;

fig. 3 is a schematic overall cross-sectional view provided by an embodiment of the present invention.

Description of the reference numerals:

1. an upper die; 11. casting a groove; 2. a loose riser; 20. an inclined groove; 201. round corners; 21. a first loose piece; 22. a second loose piece; 221. a sealing groove; 23. a threaded hole; 231. sealing the convex strips; 24. disassembling the block; 3. and (4) a screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

As shown in fig. 1-3, a loose piece type feeding head structure comprises an upper die 1, a casting groove 11 is formed in the upper die 1, a loose piece head 2 is fixedly communicated with the casting groove 11, the casting groove 11 comprises a first loose piece 21 and a second loose piece 22, the anchor ears of the first loose piece and the second loose piece are casting spaces, an inclined groove 20 is formed in each casting space, each inclined groove 20 comprises a connecting end and a tail end, and the tail ends of the inclined grooves are communicated with the casting groove 11.

Specifically, a loose piece riser 2 is fixedly communicated with a casting groove 11, the casting groove 11 comprises a first loose piece 21 and a second loose piece 22, the anchor ears of the first loose piece and the second loose piece are casting spaces, an inclined groove 20 is formed in the casting spaces, the inclined groove 20 comprises a connecting end and a tail end which are communicated with each other, the tail end is communicated with the casting groove 11, the angle of the inclined groove 20 ranges from 45 degrees to 60 degrees, the diameter of the connecting end is larger than that of the tail end, a fillet 201 is formed in the tail end, the fillet 201 can facilitate the first loose piece 21 and the second slider 22 to be separated, when the casting machine is used, the first loose piece 21 and the second loose piece 22 are firstly mutually attached to form the casting spaces and are fixedly communicated with the casting groove 11, then molten metal is poured into the casting spaces, the molten metal can flow into the casting grooves 11 along with the inclined grooves 20 to be solidified to complete casting, at the moment, a part of the molten metal plays a feeding role in the casting spaces, then the first loose piece 21 and the second loose piece 22 are detached, the molten metal remaining in the casting spaces and the residual riser are formed into a shape which can be cut by a hammer when the residual riser 20mm is larger than the diameter of a reciprocating saw, and the cutting notch, and the residual riser 20mm is smaller than the diameter when the cutting notch.

Among the above-mentioned technical scheme, at first form loose piece rising head 2 with first loose piece 21 and the 22 staple bolts of second loose piece, then fix through screw 3, strike dismantlement piece 24 through external force after pouring, so that first loose piece 21 and the second loose piece 22 drop and expose the rising head, because the shape of inclined groove 20, can leave the breach of one section slope on the rising head after the cooling, breach and foundry goods are laminated mutually, can cut the rising head through the breach this moment, in order to reduce the residual metal, thereby save the time of polishing.

As a further embodiment provided by the present invention, the first movable block 21 is provided with a sealing protrusion 231, the second movable block 22 is provided with a sealing groove 221, when in use, the first movable block 21 and the second movable block 22 are held by hand to connect the sealing protrusion 231 in the sealing groove 221, so that the anchor ears of the first movable block 21 and the second movable block 22 form a pouring space, the sealing groove 221 and the sealing protrusion 231 can increase the sealing property of the pouring space, and thereby the molten metal is prevented from seeping out from the gap between the first movable block 21 and the second movable block 22 when in pouring.

As a further embodiment provided by the present invention, the upper die 1 is symmetrically provided with threaded holes 23, the first loose piece 21 and the second loose piece 22 are both slidably connected with screws 3, and when in use, the screws 3 are aligned with the threaded holes 23 and rotated, so that the screws 3 are screwed into the threaded holes 23, and the casting space and the casting groove 11 are fixedly communicated.

As a further embodiment provided by the present invention, the loose piece feeder 2 is symmetrically provided with the detaching block 24, the detaching block 24 is respectively disposed on the first loose piece 21 and the second loose piece 22, and the detaching block 24 extends out of the loose piece feeder 2 by a predetermined distance (the predetermined distance is 15mm to 60 mm), after the pouring is completed, the hammer is held by hand to knock the detaching block 24, so as to separate the residual feeder from the first loose piece 21 or the second loose piece 22.

As the embodiment that this practicality further provided, loose piece rising head 2 is the rising head that generates heat, can guarantee to pour the ability that the molten metal in the space cools off realization feeding at last.

The working principle is as follows: firstly, a first loose piece 21 and a second loose piece 22 are held by hands to clamp a sealing convex strip 231 in a sealing groove 221, so that a pouring space is formed by hooping the first loose piece 21 and the second loose piece 22, then a screw 3 is aligned with a threaded hole 23 and rotated to enable the screw 3 to be in threaded connection with the threaded hole 23, so that the pouring space is fixedly communicated with a casting groove 11, then molten metal is poured into the pouring space, the molten metal flows into the casting groove 11 along with an inclined groove 20 to be solidified to complete casting, at the moment, a part of the molten metal is remained in the pouring space to play a role of feeding, after the molten metal is solidified, a hammer is held by hands to knock a detaching block 24, so that a residual riser is separated from the first loose piece 21 or the second loose piece 22, at the moment, the molten metal remained in the pouring space and the solidified residual riser are formed, a notch is formed at the position of the residual riser close to the casting groove 11 because of the shape of the inclined groove 20, when the diameter of the residual riser is larger than 20mm, the notch can be cut by knocking the residual riser through an angle grinder or a reciprocating saw, and when the diameter of the residual riser is smaller than 20mm, the residual riser can be dropped.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (8)

1. The utility model provides a loose piece formula feeding riser structure, includes mould (1), its characterized in that, last mould (1) is gone up and has been seted up casting groove (11), it has loose piece rising head (2) to be fixed the intercommunication on casting groove (11), casting groove (11) are including first loose piece (21) and second loose piece (22), and its both staple bolts are pouring the space, it has seted up inclined groove (20) in the space to pour, inclined groove (20) are including link and end, terminal intercommunication casting groove (11).

2. The loose-piece feeding head structure as claimed in claim 1, wherein the first loose piece (21) is provided with a sealing protruding strip (231), the second loose piece (22) is provided with a sealing groove (221), and the sealing protruding strip (231) is driven to be clamped in the sealing groove (221).

3. The loose-piece feeding head structure according to claim 1, wherein threaded holes (23) are symmetrically formed in the upper die (1), the first loose piece (21) and the second loose piece (22) are both slidably connected with screws (3), and the screws (3) are screwed in the threaded holes (23).

4. The loose-block feeding head structure according to claim 1, wherein the loose-block feeding head (2) is symmetrically provided with detaching blocks (24).

5. -an in-block feeding head structure according to claim 1, characterized in that said inclined grooves (20) open on said first and second loose blocks (21, 22), respectively.

6. The loose-block feeding head structure according to claim 4, wherein the detaching block (24) extends a predetermined distance beyond the loose-block feeding head (2).

7. The loose-block feeding head structure according to claim 1, wherein the angle of the inclined groove (20) is 45 ° to 60 °.

8. The loose-block feeder head structure according to claim 1, wherein the loose-block feeder head (2) is an exothermic feeder head.

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