CN210525847U

CN210525847U - Impeller mould

Info

Publication number: CN210525847U
Application number: CN201921396099.6U
Authority: CN
Inventors: 顾凤才
Original assignee: Wujiang Hengguan Machinery Co Ltd
Current assignee: Wujiang Hengguan Machinery Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-05-15
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses an impeller mould, including apron, first shaft hole, blade bottom plate, secondary shaft hole, leaf piece bottom plate, draw-in groove, third shaft hole, leaf piece and carbon steel axle. The utility model relates to a rationally, can reach simple to operate, the location is accurate, weak point consuming time and easy drawing of patterns's effect, and overall structure intensity is high, long service life, is difficult to warp, and the material forms for aluminum plate sculpture through blade bottom plate and leaf piece bottom plate, and the leaf piece adopts high temperature resistant nylon sculpture to form, and this kind of split type structural design is convenient for process, has solved the difficult problem of processing.

Description

Impeller mould

Technical Field

The utility model relates to a mould specifically is an impeller mould belongs to impeller technical field.

Background

The impeller refers to a wheel disc provided with movable blades, is a component of an impulse steam turbine rotor, and also refers to a general name of the wheel disc and the movable blades arranged on the wheel disc, and the impeller can be classified according to the shape and the opening and closing conditions.

The impeller mould of current glass steel centrifugal fan generally adopts the production technology of the manual lamination of single blade, the blade is spliced after the cutting is polished, the impeller of this kind of concatenation mode can produce eccentric appearance when rotatory, make the fan can produce the noise when rotatory, the impeller intensity has also been reduced at present, the impeller fracture appears, explode the condition such as machine, the mould simple manufacture of while monolithic blade, the radian can take place to warp after the blade drawing of patterns, influence amount of wind pressure, later stage impeller dynamic balance correction is troublesome. Therefore, an impeller mold is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an impeller mould for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose, an impeller mould, including leaf piece bottom plate, five draw-in grooves have been seted up to leaf piece bottom plate top disc annular equidistance, and five the solid connection of leaf piece bottom card with corresponding in the draw-in groove, five place the apron on the same plane that leaf piece top formed, and five lie in the blade bottom plate on the same plane that leaf piece bottom formed.

Preferably, the first shaft hole is formed in the middle of the circular surface of the cover plate, and the annular wall on the inner side of the cover plate is of an annular curved surface structure.

Preferably, the cover plate is manufactured by finish machining through a numerically controlled lathe, and the cover plate is of a cylindrical structure.

Preferably, the second shaft hole has been seted up to blade bottom plate top disc intermediate position, and six bar grooves have been seted up to blade bottom plate top disc annular equidistance, bar groove cross section is semi-circular structure.

Preferably, a third shaft hole is formed in the middle of the circular surface at the top of the bottom plate of the blade block, and the same carbon steel shaft penetrates through the third shaft hole, the first shaft hole and the second shaft hole.

Preferably, the edge of the cover opening of the cover plate is attached to the edge surface of the blade block, and the cover plate and the blade block bottom plate form a pressing cavity structure.

Preferably, the structure size of the groove surface of the clamping groove is matched with the structure size of the contact surface of the vane block, and five vane blocks are annularly and equidistantly located on the circular surface of the bottom plate of the vane block.

The utility model has the advantages that:

1. the impeller mold is reasonable in design, can achieve the effects of convenience in installation, accuracy in positioning, short time consumption and easiness in demolding, and is high in overall structure strength, long in service life and not easy to deform.

2. This kind of impeller mould reasonable in design forms for aluminum plate sculpture through blade bottom plate and leaf piece bottom plate material, and the leaf piece adopts high temperature resistant nylon sculpture to form, and this kind of split type structural design is convenient for process, has solved the difficult problem of processing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the bottom plate structure of the blade block of the present invention;

FIG. 2 is a schematic view of the vane structure of the present invention;

FIG. 3 is a schematic structural view of the blade base plate of the present invention;

FIG. 4 is a schematic view of the cover plate structure of the present invention

Fig. 5 is a schematic view of the carbon steel shaft structure of the present invention.

In the figure: 1. the blade comprises a cover plate, 2, a first shaft hole, 3, a blade bottom plate, 4, a second shaft hole, 5, a blade block bottom plate, 6, a clamping groove, 7, a third shaft hole, 8, a blade block, 9 and a carbon steel shaft.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", 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 device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, an impeller mold includes a blade bottom plate 5, five slots 6 are annularly and equidistantly formed on a top circular surface of the blade bottom plate 5, the five slots 6 are fixedly connected with bottoms of corresponding blade blocks 8 in a clamping manner, a cover plate 1 is placed on a same plane formed by tops of the five blade blocks 8, and the same plane formed by bottoms of the five blade blocks 8 is located on a blade bottom plate 3.

A first shaft hole 2 is formed in the middle of the circular surface of the cover plate 1, and the annular wall on the inner side of the cover plate 1 is of an annular curved surface structure, so that the effect of covering a port at the top end of the die is achieved; the cover plate 1 is manufactured by finish machining through a numerical control lathe, the cover plate 1 is of a cylindrical structure, and corresponding equipment for manufacturing the cover plate 1 is clear; a second shaft hole 4 is formed in the middle of the top circular surface of the blade base plate 3, six strip-shaped grooves are annularly and equidistantly formed in the top circular surface of the blade base plate 3, the cross section of each strip-shaped groove is of a semicircular structure, and a corresponding convex strip structure is favorably formed on the back surface of the blade base plate 3; a third shaft hole 7 is formed in the middle of the top circular surface of the blade bottom plate 5, and the same carbon steel shaft 9 penetrates through the third shaft hole 7, the first shaft hole 2 and the second shaft hole 4, so that the positioning and fixing effects are achieved; the edge of the cover opening of the cover plate 1 is attached to the edge surface of the blade block 8, and the cover plate 1 and the blade block 8 form a pressing cavity structure, so that five blade blocks 8 which are distributed and fixed in an annular mode are conveniently located in the pressing cavity structure; 6 trough face structure sizes of draw-in groove and the big or small phase-match of 8 contact surface structures of leaf piece, and five 8 annular equidistance of leaf piece are located 5 planes of circle of leaf piece bottom plate, reach draw-in groove 6 and the mutual accordant connection's of leaf piece effect.

When the utility model is used, the five leaf blocks 8 are correspondingly clamped and fixed on five corresponding clamping grooves 6 which are annularly distributed on the leaf block bottom plate 5, then the bottom of the leaf bottom plate 3 is placed on the same plane formed by the bottoms of the five leaf blocks 8, then the cover plate 1 is covered on the same plane formed by the five leaf blocks 8, and then the carbon steel shaft 9 passes through the first shaft hole 2, the second shaft hole 4 and the third shaft hole 7 to position and fix all the modules, thereby achieving the effects of convenient installation, accurate positioning, short time consumption and easy demoulding, and having high integral structural strength, long service life and difficult deformation;

form for aluminum plate sculpture through

blade bottom plate

3 and 5 materials of leaf piece bottom plate, leaf piece 8 adopts high temperature resistant nylon sculpture to form, and this kind of split type structural design is convenient for process, has solved the difficult problem of processing.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An impeller mould which is characterized in that: including leaf piece bottom plate (5), five draw-in grooves (6) have been seted up to leaf piece bottom plate (5) top disc annular equidistance, and five block (6) interior with the leaf piece (8) bottom card that corresponds is solid is connected, five place apron (1) on the same plane that leaf piece (8) top formed, and five lie in on blade bottom plate (3) on the same plane that leaf piece (8) bottom formed.

2. An impeller mold in accordance with claim 1 wherein: a first shaft hole (2) is formed in the middle of the circular surface of the cover plate (1), and the annular wall on the inner side of the cover plate (1) is of an annular curved surface structure.

3. An impeller mold in accordance with claim 1 wherein: the cover plate (1) is manufactured by finish machining through a numerically controlled lathe, and the cover plate (1) is of a cylindrical structure.

4. An impeller mold in accordance with claim 1 wherein: second axle hole (4) have been seted up to blade bottom plate (3) top disc intermediate position, and blade bottom plate (3) top disc annular equidistance has seted up six bar grooves, bar groove cross section is semi-circular structure.

5. An impeller mold in accordance with claim 1 wherein: and a third shaft hole (7) is formed in the middle of the top circular surface of the blade bottom plate (5), and the same carbon steel shaft (9) penetrates through the third shaft hole (7), the first shaft hole (2) and the second shaft hole (4).

6. An impeller mold in accordance with claim 1 wherein: the edge of the cover opening of the cover plate (1) is attached to the edge surface of the leaf block (8), and the cover plate (1) and the leaf block (8) form a pressing cavity structure.

7. An impeller mold in accordance with claim 1 wherein: draw-in groove (6) groove face structure size and leaf piece (8) contact surface structure size phase-match, and five leaf piece (8) annular equidistance is located leaf piece bottom plate (5) disc.