CN216065423U - Positioner of quick compound die - Google Patents

Abstract

The utility model relates to a positioning device for fast die assembly, which comprises an upper die, a lower die, a die assembly concave part arranged at the lower part of the upper die and a die assembly convex part arranged on the upper surface of the lower die, wherein the die assembly convex part comprises a truncated cone-shaped bulge connected with the upper surface of the lower die and a ball rotatably connected to the top of the truncated cone-shaped bulge, and the die assembly concave part comprises a truncated cone-shaped concave dug at the lower part of the upper die and a hemispherical groove arranged in the truncated cone-shaped concave. The utility model provides a positioning device for fast die assembly, which is fast and efficient in die assembly operation and high in practicability.

Description

Positioner of quick compound die

Technical Field

The utility model relates to the field of sand casting, in particular to a positioning device for quickly closing a mold.

Background

The sand casting is a traditional casting process which takes sand as a main molding material and makes a casting mold, steel, iron and most nonferrous alloy castings can be obtained by a sand casting method, the molding material used for the sand casting is low in price and easy to obtain, the casting mold is simple and convenient to manufacture, the casting mold can adapt to single-piece production, batch production and mass production of the castings, particularly in small-batch production and large-piece production, the price advantage is outstanding, and the casting mold is a basic process in casting production for a long time. How to accurately and quickly mold closing is very important to the quality of sand casting products, and is a major research topic faced by the casting industry.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a positioning device for fast mold closing, which is fast and efficient in mold closing operation and has high practicability.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a positioner of quick compound die, includes mould, lower mould, sets up at the compound die depressed part of last mould lower part and sets up the compound die bellying at the lower mould upper surface, the compound die bellying includes protruding and the ball of rotation connection at the protruding top of round platform shape with lower mould upper surface connection's round platform shape, the compound die depressed part is including digging the round platform shape of establishing in last mould lower part sunken and set up the hemispherical recess in round platform shape is sunken.

Preferably, the side wall of the truncated cone-shaped recess is provided with a uniform-thickness soft cushion with uniform thickness and a gradual-change soft cushion with gradual-change thickness.

Preferably, the tapered cushion is positioned below the even-thickness cushion.

Preferably, the thickness of the thickest region of the gradual change cushion is equal to that of the uniform thickness cushion.

Preferably, the mold clamping protruding parts are fixedly connected with the upper surface of the lower mold, the number of the mold clamping protruding parts is 4, and the 4 mold clamping protruding parts are distributed in four corner areas of the upper surface of the lower mold.

Preferably, the number of the mold clamping concave parts is 4, and the 4 mold clamping concave parts are distributed in four corner areas of the lower part of the upper mold and correspond to the 4 mold clamping convex parts one by one.

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

the positioning device for fast die assembly is fast and efficient in die assembly operation and high in practicability. Specifically, one set of counterpoint structure is constituteed to compound die depressed part and compound die bellying, distribute in the four corners region, will go up the mould and put in the lower mould top, go up the mould pressure at the ball, when removing the mould, the ball rolls thereupon, the removal resistance of last mould reduces greatly, compound die depressed part and compound die bellying aim at the back, go up the mould and just accomplish the compound die operation with the lower mould under the effect of gravity, realize compound die depressed part and the automatic block of compound die bellying and counterpoint, not only counterpoint the accuracy, convenient operation is convenient moreover, and the practicality is high.

Drawings

Fig. 1 is a structural diagram of a positioning apparatus for rapid clamping according to an embodiment of the present invention.

Fig. 2 is an enlarged view of the area a in fig. 1.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1-2, an embodiment of the utility model includes:

the utility model provides a positioner of quick compound die, including last mould 1, lower mould 2, the compound die depressed part 3 of setting in last mould 1 lower part, and set up the compound die bellying 4 at 2 upper surfaces of lower mould, compound die bellying 4 includes the circular platform shape arch 5 with 2 upper surface connections of lower mould, and rotate the ball 6 of connection at the protruding 5 tops of circular platform shape, compound die depressed part 3 is including digging the circular platform shape sunken 7 of establishing in last mould 1 lower part, and set up hemispherical groove 8 in circular platform shape sunken 7. The positioning device for fast die assembly has the advantages of fast and efficient die assembly operation and high practicability.

The side wall of the truncated cone-shaped recess 7 is provided with a uniform-thickness soft cushion 9 with uniform thickness and a gradual-change soft cushion 10 with gradual-change thickness. The gradual change cushion 10 is positioned below the even thickness cushion 9. The thickness of the thickest region of the tapered cushion 10 is equal to that of the even-thickness cushion 9. The die closing depressed part and the die closing bulge part form a set of alignment structure, are distributed in four corner areas, an upper die is placed above a lower die, the upper die is pressed on the ball, the ball rolls along with the upper die when the upper die is moved, the moving resistance of the upper die is greatly reduced, and after the die closing depressed part and the die closing bulge part are aligned, the upper die completes die closing operation with the lower die under the action of gravity.

The mold closing protrusions 4 are fixedly connected with the upper surface of the lower mold 2, the number of the mold closing protrusions 4 is 4, and the 4 mold closing protrusions 4 are distributed in four corner areas of the upper surface of the lower mold 2. The number of the mold closing concave parts 3 is 4, and the 4 mold closing concave parts 3 are distributed in four corner areas of the lower part of the upper mold 1 and correspond to the 4 mold closing convex parts 4 one by one.

The positioning device for fast die assembly of the embodiment has the advantages of fast and efficient die assembly operation and high practicability. Specifically, one set of counterpoint structure is constituteed to compound die depressed part and compound die bellying, distribute in the four corners region, will go up the mould and put in the lower mould top, go up the mould pressure at the ball, when removing the mould, the ball rolls thereupon, the removal resistance of last mould reduces greatly, compound die depressed part and compound die bellying aim at the back, go up the mould and just accomplish the compound die operation with the lower mould under the effect of gravity, realize compound die depressed part and the automatic block of compound die bellying and counterpoint, not only counterpoint the accuracy, convenient operation is convenient moreover, and the practicality is high.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a positioner of quick compound die, its characterized in that, includes mould, lower mould, sets up at the compound die depressed part of last mould lower part and sets up the compound die bellying at the lower mould upper surface, the compound die bellying includes protruding and the ball of rotation connection at the protruding top of round platform shape with lower mould upper surface connection's round platform shape, the compound die depressed part is including digging the round platform shape sunken of establishing the last mould lower part and set up the hemispherical groove in round platform shape sunken.

2. The positioning apparatus for rapid clamping of dies according to claim 1, wherein the side wall of the truncated cone shaped recess is provided with a uniform thickness cushion and a gradual thickness cushion.

3. The clamp assembly positioning device of claim 2, wherein the tapered pad is located below the blanket pad.

4. The clamp assembly of claim 3, wherein the thickness of the thickest region of the tapered pad is equal to the thickness of the blanket pad.

5. The positioning device for quick die assembly according to claim 4, wherein the die assembly protrusions are fixedly connected with the upper surface of the lower die, the number of the die assembly protrusions is 4, and the 4 die assembly protrusions are distributed in four corner areas of the upper surface of the lower die.

6. The positioning apparatus for rapid clamping according to claim 5, wherein the number of the clamping recesses is 4, and 4 clamping recesses are arranged in four corner regions of the lower portion of the upper mold and correspond to 4 clamping protrusions one by one.

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