CN216065484U

CN216065484U - Low-pressure casting die utensil

Info

Publication number: CN216065484U
Application number: CN202121937862.9U
Authority: CN
Inventors: 吴邦叶; 王良法
Original assignee: Zhejiang Bangye Automation Technology Co ltd
Current assignee: Zhejiang Bangye Automation Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-18
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a low-pressure casting mold, which comprises a bottom mold, an enclosing frame A, an upper mold, an enclosing frame B, a casting hole, a mold locking mechanism and a flaring material injection mechanism, wherein the mold locking mechanism consists of a vertical plate, a clamping groove, a column hole A, a column hole B, T-shaped column and a magnetic plate, the clamping groove is formed in the outer wall of each of two sides of the enclosing frame A, the vertical plate is embedded in the clamping groove, the mold locking mechanism is arranged between the enclosing frame A on the outer side of the bottom mold and the enclosing frame B on the outer side of the upper mold, when the enclosing frame A of the bottom mold is in butt joint with the enclosing frame B of the upper mold, the vertical plate of the enclosing frame B can be downwards embedded in the clamping groove of the enclosing frame A, the column hole B of the vertical plate and the column hole A of the enclosing frame A can be vertically communicated with a column body of a T-shaped column to be locked, the column disc of the T-shaped column can be magnetically attracted and fixed by the magnetic plate, and the T-shaped column can be pulled out to be in contact with the mold, the simple and fast locking between the bottom die and the upper die is realized.

Description

Low-pressure casting die utensil

Technical Field

The utility model relates to the technical field of low-pressure casting molds, in particular to a low-pressure casting mold.

Background

The metal casing is usually manufactured by casting molding, the traditional method adopts a core with an integral structure, the annular channel is provided with a plurality of pouring channels at the lower part of the core, and after casting liquid enters the annular channel through a bottom pouring gate by using a low-pressure casting machine, the casting liquid slowly fills the cavity wall along the pouring channels and finally is molded.

The casting mold of the low-pressure casting machine disclosed in patent No. CN201920966774.8 comprises an upper mold, a lower mold and a side mold; the upper die and the lower die are provided with mutually matched structures and are folded up and down to form a cylindrical core with a plurality of pouring channels; a pouring gate is arranged in the center of the lower die, and four sliding ways for the side dies to slide are arranged on the periphery of the lower die; the four groups of side molds surround the lower mold, and are folded towards the middle to form a casting cavity with the mold core; the utility model has the beneficial effects that: the casting is carried out continuously from the middle to the periphery, so that the problems that the upper part of a product is loose, air leakage and the like due to the fact that liquid feeding below the traditional process cannot be fed can be effectively avoided, and the rate of finished products is greatly increased; four groups of side molds are adopted, and a casting liquid can be quickly filled into a mold cavity under pressure through a low-pressure casting machine; and because the method is simple to operate, has low requirements on operators, can be put on duty after simple training, is convenient for production at multiple places simultaneously, and greatly improves the production efficiency.

1. The bottom die and the upper die are required to be in butt joint when the low-pressure casting die in the prior art is poured, then the bottom die and the upper die are locked at the surrounding frame of the bottom die and the upper die by means of the bolts, the locking mode is complicated, locking between the dies cannot be conveniently carried out, and then the low-pressure casting die lacks a good die locking mechanism, so that the low-pressure casting die is provided.

2. The bottom die and the upper die are required to be in butt joint when the low-pressure casting die in the prior art is used for casting, molten metal can be cast from a casting hole after the die is in butt joint, the casting hole of the die is lack of a good flaring material injection mechanism, and then the molten metal cannot be well injected into the die for casting, so that the low-pressure casting die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a low-pressure casting mold which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a low pressure casting die utensil, includes the die block, encloses frame A, goes up the mould, encloses frame B and pours the hole, still includes clamping mechanism and flaring and annotates material mechanism, clamping mechanism comprises riser, draw-in groove, post hole A, post hole B, T shape post and magnetic sheet, the both sides outer wall department of enclosing frame A has seted up the draw-in groove, and the embedding has the riser in the draw-in groove, riser fixed connection is in the bottom of enclosing frame B, and the inside post hole B that transversely has seted up in surface of riser, and the post hole A that has seted up in enclosing frame A of post hole B both sides, the one end drill way of post hole A is seted up in the surface of enclosing frame A, and the enclosing frame A fixed surface in the post hole A outside is connected with the magnetic sheet, the cylinder of T shape post is installed to the gomphosis between post hole A and the post hole B, and the rear end integrated into one piece of T shape post has the column dish, go up the gomphosis department of pouring on mould top and install flaring and annotate material mechanism, and annotate material mechanism by gomphosis pipe, Hopper, outer pole, gomphosis post and gomphosis hole constitute.

Furthermore, the embedding pipe is installed in the embedding of the pouring hole at the top end of the upper die, the upper end of the embedding pipe is connected with a hopper in an intercommunicating mode, an outer rod extends out of one side of the hopper, an embedding column protrudes downwards from the bottom end of the outer rod, an embedding hole is formed in the surface of the upper die, and the embedding column is embedded into the embedding hole.

Further, the top of die block is docked and is gone up the mould, and the outer end of die block and last mould is provided with respectively and encloses frame A and enclose frame B, the hole of pouring has been seted up on the top of going up the mould.

Further, the hole body sizes of the column hole A and the column hole B are the same, and the hole body diameter of the column hole A is the same as the column body diameter of the T-shaped column; the column holes A and B with the same size can be embedded with the columns of the T-shaped columns.

Further, the diameter of a column disc of the T-shaped column is larger than the diameter of a hole body of the column hole A; the larger column disk of the T-shaped column can be covered outside the column hole A and is magnetically attracted by the magnetic plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the mold locking mechanism is arranged between the surrounding frame A on the outer side of the bottom mold and the surrounding frame B on the outer side of the upper mold, when the surrounding frame A of the bottom mold is butted with the surrounding frame B of the upper mold, the vertical plate of the surrounding frame B can be downwards embedded into the clamping groove of the surrounding frame A, the column hole B of the vertical plate is vertically communicated with the column hole A of the surrounding frame A, the column body of the T-shaped column can be embedded into the column body for locking, the column disc of the T-shaped column can be magnetically attracted and fixed by the magnetic plate, the T-shaped column can be pulled out of the column hole A and the column hole B to contact the locking relation between the molds for mold opening, and the bottom mold and the upper mold are simply, conveniently and quickly locked.

2. According to the utility model, the embedded hole of the flaring material injection mechanism is arranged on the surface of the upper die outside the pouring hole, the embedded pipe at the bottom end of the hopper is embedded into the pouring hole, and the embedded column below the outer rod outside the hopper is embedded into the embedded hole, so that the installation of the flaring material injection mechanism is completed, and the metal liquid can be better poured into the pouring hole by virtue of the hopper with a larger caliber to carry out die pouring.

Drawings

Fig. 1 is a schematic view of the overall structure of a low-pressure casting mold according to the present invention.

Fig. 2 is an exploded view of a mold clamping mechanism of a low-pressure casting mold according to the present invention.

Fig. 3 is an exploded view of a flaring and material-injecting mechanism of a low-pressure casting mold according to the present invention.

In the figure: 1. bottom die; 2. a surrounding frame A; 3. an upper die; 4. a surrounding frame B; 5. pouring holes; 6. a mold locking mechanism; 601. a vertical plate; 602. a card slot; 603. a column hole A; 604. a column hole B; 605. a T-shaped column; 606. a magnetic plate; 7. a flaring and material injecting mechanism; 701. a fitting tube; 702. a hopper; 703. an outer rod; 704. a fitting column; 705. a fitting hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a low-pressure casting mold comprises a bottom mold 1, an enclosing frame a2, an upper mold 3, an enclosing frame B4, a casting hole 5, a mold locking mechanism 6 and a flaring injection mechanism 7, wherein the mold locking mechanism 6 comprises a vertical plate 601, a clamping groove 602, a column hole a603, a column hole B604, a T-shaped column 605 and a magnetic plate 606, clamping grooves 602 are formed in outer walls of two sides of the enclosing frame a2, the vertical plate 601 is embedded in the clamping grooves 602, the vertical plate 601 is fixedly connected to the bottom of the enclosing frame B4, the column hole B604 is transversely formed in the surface of the vertical plate 601, the column hole a603 is formed in the enclosing frame a2 on two sides of the column hole B604, an opening at one end of the column hole a603 is formed in the surface of the enclosing frame a2, the magnetic plate 606 is fixedly connected to the surface of the enclosing frame a2 outside the column hole a603, a column body of the T-shaped column is installed between the column hole a and the column hole B604, and a disc 605 is integrally formed at the rear end of the T-shaped column, the flaring material injection mechanism 7 is embedded in the pouring hole 5 at the top end of the upper die 3, and the flaring material injection mechanism 7 is composed of an embedding pipe 701, a hopper 702, an outer rod 703, an embedding column 704 and an embedding hole 705.

The upper die comprises an upper die 3, a pouring hole 5 at the top end of the upper die 3, an embedded pipe 701, a hopper 702, an outer rod 703, an embedded column 704, an embedded hole 705 and an embedded column 704, wherein the embedded pipe 701 is embedded in the pouring hole 5 at the top end of the upper die 3, the upper end of the embedded pipe 701 is connected with the hopper 702 in an intercommunicating manner, the outer rod 703 extends out of one side of the hopper 702, the embedded column 704 protrudes downwards from the bottom end of the outer rod 703, the embedded hole 705 is formed in the surface of the upper die 3, and the embedded column 704 is embedded in the embedded hole 705.

Wherein, the top of die block 1 is docked has last mould 3, and the die block 1 is provided with respectively with the outer end of last mould 3 and encloses frame A2 and enclose frame B4, the hole 5 has been seted up to the top of going up mould 3.

The hole body sizes of the column hole A603 and the column hole B604 are the same, and the hole body diameter of the column hole A603 is the same as the column body diameter of the T-shaped column 605; the column holes a603 and B604 having the same size can be fitted to the columns of the T-shaped column 605.

Wherein the diameter of the column disk of the T-shaped column 605 is larger than the diameter of the hole body of the column hole A603; the larger post plate of the T-post 605 may be magnetically attracted by the magnetic plate 606 over the outside of the post hole a 603.

It should be noted that, the present invention is a low-pressure casting mold, a mold locking mechanism 6 is provided between the surrounding frame a2 outside the bottom mold 1 and the surrounding frame B4 outside the upper mold 3, when the surrounding frame a2 of the bottom mold 1 and the surrounding frame B4 of the upper mold 3 are butted, the riser 601 of the surrounding frame B4 can be inserted downwards into the slot 602 of the surrounding frame a2, at this time, the column hole B604 of the riser 601 and the column hole a603 of the surrounding frame a2 are vertically communicated with each other and can be inserted into the column of the T-shaped column 605 for locking, the column tray of the T-shaped column 605 can be magnetically attracted and fixed by the magnetic plate 606, the T-shaped column 605 is drawn out of the column hole a603 and the column hole B604 to contact the locking relationship between the molds for mold opening, so as to realize simple and fast locking between the bottom mold 1 and the upper mold 3, the surface of the upper mold 3 outside the casting hole 5 is provided with the fitting hole 705 of the flaring injection mechanism 7, the fitting pipe 701 at the bottom end of the hopper 702 is inserted into the casting hole 5, and the fitting into the fitting hole 703 outside the hopper 702, therefore, the installation of the flaring and material injection mechanism 7 is completed, and the metal liquid can be poured into the pouring hole 5 well for mould pouring by means of the hopper 702 with a larger caliber.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low pressure casting die utensil, includes die block (1), encloses frame A (2), goes up mould (3), encloses frame B (4) and pours hole (5), its characterized in that: the mould-locking mechanism (6) is composed of a vertical plate (601), a clamping groove (602), a column hole A (603), a column hole B (604), a T-shaped column (605) and a magnetic plate (606), the clamping groove (602) is formed in the outer wall of the two sides of the enclosing frame A (2), the vertical plate (601) is embedded in the clamping groove (602), the vertical plate (601) is fixedly connected to the bottom of the enclosing frame B (4), the column hole B (604) is transversely formed in the surface of the vertical plate (601), the column hole A (603) is formed in the enclosing frame A (2) on the two sides of the column hole B (604), an opening at one end of the column hole A (603) is formed in the surface of the enclosing frame A (2), the magnetic plate (606) is fixedly connected to the surface of the enclosing frame A (2) on the outer side of the column hole A (603), and the T-shaped column body (605) which is embedded with the T-shaped column is installed between the column hole A (604) and the column hole B (603), and the rear end of the T-shaped column (605) is integrally formed with a column disc, a flaring injection mechanism (7) is embedded in the casting hole (5) at the top end of the upper die (3), and the flaring injection mechanism (7) is composed of an embedded pipe (701), a hopper (702), an outer rod (703), an embedded column (704) and an embedded hole (705).

2. A low-pressure casting mold according to claim 1, characterized in that: the embedded pipe (701) is installed at the position of a pouring hole (5) in the top end of the upper die (3) in an embedded mode, the upper end of the embedded pipe (701) is connected with a hopper (702) in an intercommunicating mode, an outer rod (703) extends out of one side of the hopper (702), an embedded column (704) protrudes downwards from the bottom end of the outer rod (703), an embedded hole (705) is formed in the surface of the upper die (3), and the embedded column (704) is embedded into the embedded hole (705).

3. A low-pressure casting mold according to claim 1, characterized in that: the top of die block (1) is docked with last mould (3), and the outer end of die block (1) and last mould (3) is provided with respectively and encloses frame A (2) and enclose frame B (4), the top of going up mould (3) has been seted up and has been pour hole (5).

4. A low-pressure casting mold according to claim 1, characterized in that: the hole body size of the column hole A (603) is the same as that of the column hole B (604), and the hole body diameter of the column hole A (603) is the same as that of the T-shaped column (605).

5. A low-pressure casting mold according to claim 1, characterized in that: the diameter of the column disk of the T-shaped column (605) is larger than the diameter of the hole body of the column hole A (603).