CN215237665U - Positioning structure of casting sand box - Google Patents

Abstract

The utility model discloses a location structure of casting sand box, including last locating piece and lower locating piece, go up locating piece demountable installation in the both sides of cope flask, lower locating piece demountable installation is in the both sides of drag flask, and goes up the locating piece and mutually support with lower locating piece. The utility model has the advantages that: when the cope flask and the drag flask are required to be positioned, the workers install the upper positioning blocks on the two sides of the drag flask, install the lower positioning blocks on the two sides of the cope flask, and enable the upper positioning blocks and the lower positioning blocks to be matched with each other for positioning, so that the positioning accuracy is ensured, and the casting efficiency is improved.

Description

Positioning structure of casting sand box

Technical Field

The utility model relates to a sand box location field, especially a location structure of casting sand box.

Background

When the upper box and the lower box are combined, the upper box and the lower box need to be positioned to ensure the accuracy of combining the upper box and the lower box and avoid wrong boxes. In the actual casting process of the sand mold, a foundry worker generally adopts a mode of chalk marking in an upper box and a lower box for positioning, but the positioning is not accurate; the traditional method is that a cylindrical pin and a flat pin are used for positioning and assembling the flask, after the flask is assembled, the cylindrical pin and the flat pin are taken out, and then a bolt assembly is used for locking the cope flask and the drag flask. The bolt fastening device is adopted to lock a large number of parts, the disassembly process is complicated, time and labor are wasted, the disassembled parts are easy to lose, inconvenience is caused, the labor intensity of the mode is high, and the casting efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art and fix a position inaccurately, shortcoming that casting efficiency is low provides a location structure of casting sand box.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a location structure of casting sand box, includes locating piece and lower locating piece, goes up locating piece demountable installation in the both sides of cope flask, and lower locating piece demountable installation is in the both sides of drag flask, and goes up the locating piece and mutually supports with lower locating piece.

Preferably, the two ends of the drag flask are provided with sliding grooves, the bottom of each sliding groove is provided with a limiting rod, the limiting rods are horizontally arranged on the outer surface of the drag flask, the two ends of the cope flask are provided with sliding grooves b, the top of each sliding groove b is provided with a limiting rod b, and the limiting rods b are horizontally arranged on the outer surface of the cope flask.

Preferably, the spout is the U type, and goes up the equal sliding fit of locating piece and lower locating piece in the recess on the spout.

Preferably, the lower positioning block is provided with a stepped hole, the step of the stepped hole is provided with a magnetic groove, a magnet is fixedly mounted in the magnetic groove, and the bottom of the stepped hole is provided with a guide groove.

Preferably, the guide groove is semicircular, an arc-shaped groove is formed in the bottom of the guide groove, and a magnet is installed in the arc-shaped groove.

Preferably, the two ends of the lower positioning block are provided with sliding blocks, and the sliding blocks slide in the grooves of the sliding grooves.

Preferably, the lower end of the upper positioning block is fixedly provided with a positioning block, the positioning block is inserted into the stepped hole, the lower end of the positioning block is provided with a guide head, and the guide head is positioned in the guide groove.

Preferably, the positioning block and the pilot head are both made of iron.

Preferably, a grabbing rod is arranged on the outer side of the upper positioning block.

Preferably, the two ends of the upper positioning block are provided with sliding blocks b, and the sliding blocks b slide in the grooves of the sliding grooves b.

The utility model has the advantages of it is following: when the cope flask and the drag flask are required to be positioned, the workers install the upper positioning blocks on the two sides of the drag flask, install the lower positioning blocks on the two sides of the cope flask, and enable the upper positioning blocks and the lower positioning blocks to be matched with each other for positioning, so that the positioning accuracy is ensured, and the casting efficiency is improved.

Drawings

FIG. 1 is a schematic view of the casting flask after it has been positioned;

FIG. 2 is a schematic view showing a slide groove structure of a drag flask;

FIG. 3 is a schematic view showing the construction of a stopper rod and a slide groove in the drag flask;

FIG. 4 is a schematic view showing the construction of the stopper rod b and the slide groove b of the cope flask;

FIG. 5 is a schematic structural view of a lower positioning block;

FIG. 6 is a schematic structural diagram of an upper positioning block;

in the figure, 1-a drag flask, 2-a cope flask, 3-a lower locating block, 4-an upper locating block, 5-a grabbing rod, 6-a sliding groove, 7-a groove, 8-a stepped hole, 9-a step, 10-a sliding block, 11-a magnetic groove, 13-a guide groove, 14-an arc groove, 15-a locating block, 16-a guide head, 17-a limiting rod b, 18-a sliding groove b, 19-a sliding block b and 20-a limiting rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present embodiment, as shown in fig. 1, a positioning structure of a foundry flask comprises an upper positioning block 4 and a lower positioning block 3, wherein the upper positioning block 4 is detachably mounted on both sides of an upper flask 2, the lower positioning block 3 is detachably mounted on both sides of a lower flask 1, and the upper positioning block 4 and the lower positioning block 3 are matched with each other. When the cope flask 2 and the drag flask 1 need to be positioned, the worker installs the upper positioning blocks 4 on the two sides of the drag flask 1, installs the lower positioning blocks 3 on the two sides of the cope flask 2, and enables the upper positioning blocks 4 and the lower positioning blocks 3 to be matched with each other for positioning, so that the positioning accuracy is ensured, and the casting efficiency is improved.

Further, as shown in fig. 3 and 4, the two ends of the drag flask 1 are provided with the slide grooves 6, the bottoms of the slide grooves 6 are provided with the stopper rods 20, the stopper rods 20 are horizontally arranged on the outer surface of the drag flask 1, the two ends of the cope flask 2 are provided with the slide grooves b18, the tops of the slide grooves b18 are provided with the stopper rods b17, and the stopper rods b17 are horizontally arranged on the outer surface of the cope flask 2. Further, as shown in fig. 2, the sliding groove 6 is U-shaped, and the upper positioning block 4 and the lower positioning block 3 are both slidably fitted in the groove 7 of the sliding groove 6. Specifically, the two ends of the upper positioning block 4 are provided with the sliding blocks b19, the sliding blocks b19 slide in the grooves 7 of the sliding chutes b18, the two ends of the lower positioning block 3 are provided with the sliding blocks 10, and the sliding blocks 10 slide in the grooves 7 of the sliding chutes 6. When the cope flask 2 and the drag flask 1 need to be positioned, a worker inserts the sliding blocks b19 at the two ends of the upper positioning block 4 into the groove 7 of the sliding groove b18 of the cope flask 2, slides upwards, stops sliding under the action of the limiting rod b17, turns over the cope flask 2 after installation, and prevents the upper positioning block 4 from sliding out of the groove 7 on the sliding groove b 18; and then the sliding blocks 10 at the two ends of the lower positioning block 3 are inserted into the grooves 7 of the sliding grooves 6 of the drag flask 1 and slide downwards, and the sliding is stopped under the action of the limiting rods 20, so that the upper positioning block 4 and the lower positioning block 3 are installed on the drag flask 2 and the drag flask 1.

In this embodiment, as shown in fig. 5, a stepped hole 8 is formed in the lower positioning block 3, a magnetic groove 11 is formed in a step 9 of the stepped hole 8, a magnet is fixedly mounted in the magnetic groove 11, and a guide groove 13 is formed at the bottom of the stepped hole 8. Furthermore, a grabbing rod 5 is arranged on the outer side of the upper positioning block 4. After the upper positioning block 4 and the lower positioning block 3 are mounted on the cope flask 2 and the drag flask 1, the worker turns the cope flask 2 over again and grasps the grab bar 5 to move the cope flask 2 downward, so that the upper positioning block 4 is matched with the lower positioning block 3 for positioning, and the guide groove 13 mainly functions to correct the upper positioning block 4.

Further, the guide groove 13 is semicircular, an arc-shaped groove 14 is formed in the bottom of the guide groove 13, and a magnet is installed in the arc-shaped groove 14. In this embodiment, as shown in fig. 6, a positioning block 15 is fixedly mounted at the lower end of the upper positioning block 4, the positioning block 15 is inserted into the stepped hole 8, a guiding head 16 is disposed at the lower end of the positioning block 15, and the guiding head 16 is located in the guiding groove 13, and preferably, both the positioning block 15 and the guiding head 16 are made of iron. Specifically, a worker holds the grab bar 5 to move the cope flask 2 downwards, and in the process of moving downwards, the positioning block 15 is inserted into the stepped hole 8, because the magnetic groove 11 is formed in the step 9 on the stepped hole 8, the magnet is arranged in the magnetic groove 11, and the magnet has a guiding effect on iron, the positioning block 15 can be better inserted into the stepped hole 8; the magnet in the arc-shaped groove 14 at the bottom of the guiding groove 13 guides and corrects the guiding head 16, so that the positioning accuracy is ensured.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a location structure of casting sand box which characterized in that: the sand box comprises an upper positioning block (4) and a lower positioning block (3), wherein the upper positioning block (4) is detachably mounted on two sides of an upper sand box (2), the lower positioning block (3) is detachably mounted on two sides of a lower sand box (1), and the upper positioning block (4) is matched with the lower positioning block (3).

2. The positioning structure of a casting flask according to claim 1, wherein: the sand box comprises a lower sand box body (1), sliding grooves (6) are arranged at two ends of the lower sand box body (1), limiting rods (20) are arranged at the bottoms of the sliding grooves (6), the limiting rods (20) are horizontally arranged on the outer surface of the lower sand box body (1), sliding grooves b (18) are arranged at two ends of an upper sand box body (2), limiting rods b (17) are arranged at the tops of the sliding grooves b (18), and the limiting rods b (17) are horizontally arranged on the outer surface of the upper sand box body (2).

3. A positioning structure of a casting flask according to claim 2, wherein: the sliding groove (6) is U-shaped, and the upper positioning block (4) and the lower positioning block (3) are in sliding fit in a groove (7) in the sliding groove (6).

4. A positioning structure of a casting flask according to claim 3, wherein: the lower positioning block (3) is provided with a stepped hole (8), a magnetic groove (11) is formed in a step (9) of the stepped hole (8), a magnet is fixedly mounted in the magnetic groove (11), and a guide groove (13) is formed in the bottom of the stepped hole (8).

5. The positioning structure of a casting flask according to claim 4, wherein: the guide groove (13) is semicircular, an arc-shaped groove (14) is formed in the bottom of the guide groove (13), and a magnet is installed in the arc-shaped groove (14).

6. The positioning structure of a casting flask according to claim 5, wherein: and sliding blocks (10) are installed at two ends of the lower positioning block (3), and the sliding blocks (10) slide in the grooves (7) of the sliding grooves (6).

7. A positioning structure of a casting flask according to claim 3, wherein: the lower end of the upper positioning block (4) is fixedly provided with a positioning block (15), the positioning block (15) is inserted into the stepped hole (8), the lower end of the positioning block (15) is provided with a guide head (16), and the guide head (16) is positioned in the guide groove (13).

8. The positioning structure of a casting flask according to claim 7, wherein: the positioning block (15) and the guide head (16) are both made of iron.

9. The positioning structure of a casting flask according to claim 7, wherein: and a grabbing rod (5) is arranged on the outer side of the upper positioning block (4).

10. A positioning structure of a casting flask according to claim 9, wherein: and sliding blocks b (19) are installed at two ends of the upper positioning block (4), and the sliding blocks b (19) slide in the grooves (7) of the sliding grooves b (18).

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