CN214601437U - Forming die for impeller blade of acid regeneration fan containing palladium-gold - Google Patents
Forming die for impeller blade of acid regeneration fan containing palladium-gold Download PDFInfo
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- CN214601437U CN214601437U CN202023207865.5U CN202023207865U CN214601437U CN 214601437 U CN214601437 U CN 214601437U CN 202023207865 U CN202023207865 U CN 202023207865U CN 214601437 U CN214601437 U CN 214601437U
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Abstract
The forming die comprises a male die and a female die which are arranged on a hydraulic press, wherein the male die and the female die are in convex-concave fit; one side of the female die is provided with a wedge-shaped leaning positioning surface which inclines towards the outer side of the inclined upper part; the male die and the female die are respectively provided with an S-shaped molding surface; the male die and the female die are made of steel materials added with palladium gold. The utility model discloses add proper amount palladium gold in the mould material, mould overall structure is simple, and structural rigidity is good, and hardness is high, and wear-resisting corrosion-resistant oxidation resistance characteristic is excellent, durable.
Description
Technical Field
The utility model belongs to the technical field of fan blade die mould manufacturing, concretely relates to contain sour regeneration fan impeller blade forming die of palladium-gold.
Background
At present, centrifugal fan impeller blades used in an acid regeneration process are pressed and formed little by little in a traditional manual knocking correction mode in a production process, and the process is labor-consuming, time-consuming and labor-consuming; moreover, the quality consistency of the impeller manufactured by manually pressing the blades is not ideal, so that the operation working efficiency of the fan is influenced, and particularly, the fan blades pressed with the S-shaped curved surfaces have the problem of poor appearance quality consistency.
Disclosure of Invention
The utility model provides a technical problem: the forming die has the characteristics of high strength, corrosion resistance, wear resistance and durability due to the addition of the palladium-gold; the method is used for manufacturing the S-shaped fan blade through one-step compression molding.
The utility model adopts the technical proposal that: the utility model provides an acid regeneration fan impeller blade forming die who contains palladium gold, includes terrace die and the die of installation on the hydraulic press, its characterized in that: the male die and the female die are in convex-concave fit; one side of the female die is provided with a wedge-shaped leaning positioning surface which inclines towards the outer side of the inclined upper part; the male die and the female die are respectively provided with an S-shaped forming surface; the male die and the female die are made of steel materials added with palladium gold.
In the above technical solution, further: the mass percentage of the palladium and gold added into the male die and the female die is 0.12-0.25%.
In the above technical solution, further: the S-shaped forming surface has a first circular arc radius R1 of 240mm and a second circular arc radius R2 of 36 mm; the first circular arc and the second circular arc are in smooth transition.
In the above technical solution, further: the male die and the female die are respectively and vertically welded and fixedly connected with a flange plate; and a plurality of vertical reinforcing ribs are welded and fixed at the vertical joint of the flange plate body and the male die and the female die.
The utility model has the advantages compared with the prior art:
1. the utility model ensures the quality consistency of the impeller blade hydraulic forming of the centrifugal fan and prolongs the service life of the upper and lower pressing dies; the processing production efficiency of bending and forming the blade is improved, and the labor and the force are saved and the efficiency is high;
2. the utility model discloses added palladium gold in terrace die and the die, palladium gold is one of the most rare noble metal, has good anti-oxidant acid corrosion resistance characteristic, and hardness is high, and high temperature resistant, corrosion-resistant, stand wear and tear characteristic are excellent, and the mould is durable more.
Drawings
Fig. 1 is a perspective view of the profiling mold of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a front view of the blade manufactured by the present invention after being installed on the fan impeller.
In the figure: 1-male die, 2-female die, 3-wedge-shaped leaning positioning surface, 4-forming surface, 5-flange plate and 6-reinforcing rib.
Detailed Description
Specific embodiments of the present invention will be described below with reference to fig. 1 to 3.
The following examples are provided to facilitate a better understanding of the present invention, but are not intended to limit the present invention. The following examples are only a part of the present invention, and not all of them. The components and materials used in the following examples are commercially available unless otherwise specified.
In the present invention, unless otherwise specified or limited, all terms of orientation including "upper, lower, left, right, inner, outer, top, bottom, vertical, horizontal" and the like in terms of the term are used only to indicate the orientation of the term in the conventional usage state, or to facilitate the description of the present invention and simplify the description, or to be a common term understood by those skilled in the art, and should not be construed as a limitation of the technical solution unless otherwise specified or limited.
In addition, in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection, and a mechanical connection; may be directly connected or may be indirectly connected through other intermediate members. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention should be understood in a specific context.
A forming die for an acid regeneration fan impeller blade containing palladium-gold comprises a male die 1 and a female die 2 which are arranged on a hydraulic press. The male die 1 is arranged at the bottom of a pressure plate of the hydraulic machine; the female die 2 is arranged on the base of the hydraulic press platform.
The utility model discloses an improvement lies in: the male die 1 is in convex-concave fit with the female die 2; one side of the female die 2 is provided with a wedge-shaped leaning positioning surface 3 which inclines towards the outer side of the inclined upper part; the corner formed by the wedge-shaped leaning positioning surface 3 and the forming surface 4 is used for leaning and positioning the left end of the steel plate to be formed.
The male die 1 and the female die 2 are respectively provided with an S-shaped molding surface 4; the S-shaped forming surface 4 is used for manufacturing the S-shaped fan blade through one-step compression forming.
Palladium gold is added into the steel materials of the male die 1 and the female die 2. When the male die and the female die are manufactured in a metallurgy mode, a proper amount of palladium gold is added into a steel alloy material so as to improve the hardness, the wear resistance and the corrosion resistance of the die.
In the above embodiment, further: the mass percentage of the palladium and gold added into the male die 1 and the female die 2 is 0.12-0.25%. The die added with the palladium-gold has excellent oxidation and acid corrosion resistance, high hardness, excellent high temperature resistance, corrosion resistance and wear resistance, and is more durable.
In the above embodiment, further: the S-shaped molding surface 4 has a first circular arc radius R1 of 240mm, and the S-shaped molding surface 4 has a second circular arc radius R2 of 36 mm; the first circular arc and the second circular arc are in smooth transition. The fan impeller blade 7 with the specific size is manufactured, and the fan blade 7 shown in figure 3 is vertically welded and fixedly installed on the upper end face of the wheel disc by adopting a special inclination angle. When the inclination angle of the S-shaped fan blade 7 with the arc size and the tangential direction of the excircle of the central shaft disc of the wheel disc is 15-18 degrees, the energy efficiency of the fan can be effectively improved.
In the above embodiment, further: the male die 1 and the female die 2 are respectively and vertically welded and fixedly connected with a flange plate 5; the flange 5 is fixedly connected with a press plate or a base platform of the hydraulic machine in a multi-point mode by adopting a plurality of connecting bolt and nut fastening assemblies, the connection is reliable, and the upper concentricity and the lower concentricity are excellent.
In addition, for improving mould intensity, effectively prevent the mould to warp: and a plurality of vertical reinforcing ribs 6 are welded and fixed at the vertical joint of the flange 5, the male die 1 and the female die 2.
The utility model discloses a theory of operation does: the left side of the steel plate to be formed is tightly attached to the bottom of the wedge-shaped attaching positioning surface 3 on the left side of the female die 2, and the male die 1 is pressed down to form the fan blade 7 with the S-shaped structure through one-step punching.
From the above description it can be found that: the utility model ensures the quality consistency of the centrifugal fan impeller blade hydraulic forming, and effectively prolongs the service life of the male die and the female die of the upper and lower molding presses by adding palladium gold; the production efficiency of blade processing is improved, the cost is saved.
To sum up, the utility model discloses simple structure, structural rigidity is good, and mould hardness is high, and wear-resisting corrosion-resistant anti-oxidant characteristic is excellent, durable.
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.
Furthermore, it should be understood that although the present description is described in terms of one embodiment, this embodiment does not include only a single embodiment, but such description is merely for clarity, and those skilled in the art will recognize that the embodiments described in this embodiment can be combined as appropriate to form other embodiments as would be understood by those skilled in the art.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (3)
1. The utility model provides an acid regeneration fan impeller blade forming die who contains palladium gold, includes terrace die (1) and die (2) of installing on the hydraulic press, its characterized in that: the shape of the male die (1) is matched with that of the female die (2) in a convex-concave manner; one side of the female die (2) is provided with a wedge-shaped leaning positioning surface (3) which inclines towards the outer side of the inclined upper part; the male die (1) and the female die (2) are respectively provided with an S-shaped forming surface (4); the male die (1) and the female die (2) are made of steel materials and added with palladium gold.
2. The forming mold for the impeller blade of the acid regeneration fan containing palladium-gold according to claim 1, wherein: the S-shaped molding surface (4) has a first circular arc radius R1 of 240mm, and the S-shaped molding surface (4) has a second circular arc radius R2 of 36 mm; the first circular arc and the second circular arc are in smooth transition.
3. The forming mold for the impeller blade of the acid regeneration fan containing palladium-gold according to claim 1, wherein: the male die (1) and the female die (2) are respectively and vertically welded with a fixed flange (5); and a plurality of vertical reinforcing ribs (6) are welded and fixed at the vertical connection part of the flange plate (5) and the male die (1) and the female die (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023207865.5U CN214601437U (en) | 2020-12-28 | 2020-12-28 | Forming die for impeller blade of acid regeneration fan containing palladium-gold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023207865.5U CN214601437U (en) | 2020-12-28 | 2020-12-28 | Forming die for impeller blade of acid regeneration fan containing palladium-gold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214601437U true CN214601437U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023207865.5U Active CN214601437U (en) | 2020-12-28 | 2020-12-28 | Forming die for impeller blade of acid regeneration fan containing palladium-gold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214601437U (en) |
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2020
- 2020-12-28 CN CN202023207865.5U patent/CN214601437U/en active Active
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