Impeller assembling die

Abstract

The utility model discloses an impeller assembling die which comprises a bottom plate and an impeller, a plurality of first arc-shaped plates are installed on the bottom plate, a plurality of second arc-shaped plates are installed on the bottom plate, and blades of the impeller are positioned between the first arc-shaped plate and the second arc-shaped plate which are adjacent. The impeller is positioned on the bottom plate through 15 assembly structures, and each assembly structure comprises a vertical plate, a transverse plate, an L-shaped plate and a clamping plate; the vertical plate is installed on the bottom plate, the transverse plate is installed on the vertical plate, the L-shaped plate is installed on the bottom plate, the clamping plate is installed on the L-shaped plate, and blades of the impeller are arranged between the transverse plate and the clamping plate. The impeller is placed on the bottom plate, the inner sides of blades of the impeller are positioned between the adjacent first arc-shaped plates, meanwhile, the outer sides of the blades of the impeller are positioned between the adjacent second arc-shaped plates, the blades of the impeller are evenly distributed, the inclination angles of the blades of the impeller are consistent, at the moment, mounting holes of the impeller correspond to positioning holes in the bottom plate, and then the impeller is subjected to mold withdrawing after being assembled.

Description

Technical Field

[0001] The utility model relates to the technical field of impeller assembly moulds, in particular to an impeller assembly mould. Background Art

[0002] The positioning of the local fan hub and blades is an important process in the impeller production. The quality of its assembly has a significant impact on the air volume, air pressure, efficiency and various performance parameters of the local fan. Previously, single-piece positioning was used, which easily caused uneven blade distribution, inconsistent inclination angles, and low production efficiency. In order to solve this fundamental problem, we studied the local fan impeller assembly mold. Utility Model Content

[0003] The utility model aims to provide an impeller assembly mold, which solves the problem that the single-piece positioning previously adopted easily causes uneven distribution of blades, inconsistent inclination angles and low production efficiency.

[0004] To achieve the above object, the utility model provides the following technical solution: an impeller assembly mold, comprising a bottom plate and an impeller, wherein a plurality of first curved plates are mounted on the bottom plate, a plurality of second curved plates are mounted on the bottom plate, and the blades of the impeller are positioned between two adjacent first curved plates and the second curved plates;

[0005] The impeller is positioned on the bottom plate by an assembly structure, the number of the assembly structures is fifteen, and the assembly structure includes a vertical plate, a horizontal plate, an L-shaped plate and a clamping plate;

[0006] The vertical plate is installed on the bottom plate, the horizontal plate is installed on the vertical plate, the L-shaped plate is installed on the bottom plate, the clamping plate is installed on the L-shaped plate, and the blades of the impeller are placed between the horizontal plate and the clamping plate.

[0007] Preferably, the L-shaped plate is mounted on the bottom plate via a sliding structure, the sliding structure is arranged corresponding to the L-shaped plate, and the sliding structure includes a sliding groove and a sliding block;

[0008] The slide groove is arranged on the bottom plate, the slider is mounted on the L-shaped plate, and the slider is slidably connected in the slide groove.

[0009] Preferably, an elastic structure is installed on the L-shaped plate, the elastic structure is arranged corresponding to the L-shaped plate, and the elastic structure includes a vertical plate and a first spring;

[0010] The vertical plate is mounted on the bottom plate, the first spring is mounted on the vertical plate, and the L-shaped plate is mounted on the first spring.

[0011] Preferably, the horizontal plate is placed on the vertical plate, and the horizontal plate is rotatably connected to the vertical plate via a pin shaft.

[0012] Preferably, the horizontal plate and the vertical plate are limited by a limiting structure, the number of the limiting structures is not less than six, the limiting structures are distributed in an annular shape and equidistantly between the horizontal plate and the vertical plate, and the limiting structure includes a groove, a second spring, a sphere and an arc groove;

[0013] The groove is arranged on the vertical plate, the second spring is installed in the groove, the ball is installed on the second spring, the arc groove is arranged on the horizontal plate, and the ball is clamped in the arc groove.

[0014] Preferably, a mounting hole is provided on the impeller, and a positioning hole is provided on the bottom plate, and the mounting hole and the positioning hole are located on the same vertical line.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the impeller assembly mold has the following advantages compared with the traditional technology:

[0016] 1. Place the impeller on the bottom plate, and position the inner side of the impeller blades between the adjacent first arc plates, and the outer side between the adjacent second arc plates, so that the impeller blades are evenly distributed and have the same inclination angle. At this time, the installation hole of the impeller corresponds to the positioning hole on the bottom plate, and then assemble the impeller and retreat the mold;

[0017] 2. When the clamping plate contacts the impeller blades, the first spring on the vertical plate applies inward force to the L-shaped plate, and the L-shaped plate slides in the slide groove with the slider, so that the clamping plate is always pressed against the impeller blades. At the same time, the cross plate rotates inward on the vertical plate through the pin shaft, and the second spring in the groove applies upward force to the ball, and the ball is stuck in the arc groove, limiting the cross plate, so that the cross plate is pressed against the impeller blades. When the impeller blades are positioned, the impeller blades are stuck between the cross plate and the clamping plate, which enhances the positioning effect and improves the stability of the impeller assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 for Figure 1 Structural schematic diagram of the sliding structure, chute and slider;

[0020] Figure 3 for Figure 1 Schematic diagram of the structure of the midsole plate and the positioning holes;

[0021] Figure 4 for Figure 1 A schematic diagram of the structure of the middle groove, the second spring and the ball;

[0022] Figure 5 for Figure 1 Schematic diagram of the structure of the midsole plate, the first curved plate and the second curved plate.

[0023] In the figure: 1, bottom plate, 2, impeller, 3, mounting hole, 4, assembly structure, 401, vertical plate, 402, horizontal plate, 403, L-shaped plate, 404, clamping plate, 5, positioning hole, 6, sliding structure, 7, slide groove, 8, slider, 9, elastic structure, 10, vertical plate, 11, first spring, 12, pin shaft, 13, limiting structure, 14, groove, 15, second spring, 16, ball, 17, arc groove, 18, first arc plate, 19, second arc plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0026] Previously, single-piece positioning was used, which easily caused uneven blade distribution, inconsistent inclination angles, and low production efficiency.

[0027] In view of this, the utility model provides an impeller assembly mold, the impeller is placed on the base plate, and the inner side of the impeller blades is positioned between adjacent first arc plates, and the outer side is positioned between adjacent second arc plates, so that the impeller blades are evenly distributed and the inclination angles are consistent. At this time, the installation hole of the impeller corresponds to the positioning hole on the base plate, and then the impeller is assembled and retreated.

[0028] See also Figure 1-5 The utility model provides a technical solution: an impeller assembly mold, including a bottom plate 1 and an impeller 2, a mounting hole 3 is opened on the impeller 2, a positioning hole 5 is opened on the bottom plate 1, the mounting hole 3 and the positioning hole 5 are on the same vertical line, fifteen first arc plates 18 are installed on the bottom plate 1, fifteen second arc plates 19 are installed on the bottom plate 1, the blades of the impeller 2 are positioned between two adjacent first arc plates 18 and second arc plates 19, the impeller 2 is placed on the bottom plate 1, and the inner side of the blades of the impeller 2 is positioned between the adjacent first arc plates 18, and the outer side is positioned between the adjacent second arc plates 19, at this time, the mounting hole 3 of the impeller 2 corresponds to the positioning hole 5 on the bottom plate 1, and then the impeller 2 is assembled and the mold is withdrawn;

[0029] The impeller 2 is positioned on the bottom plate 1 through the assembly structure 4. The number of the assembly structures 4 is fifteen. The assembly structures 4 include a vertical plate 401, a horizontal plate 402, an L-shaped plate 403 and a clamping plate 404.

[0030] The vertical plate 401 is installed on the bottom plate 1, the horizontal plate 402 is installed on the vertical plate 401, the L-shaped plate 403 is installed on the bottom plate 1, the clamping plate 404 is installed on the L-shaped plate 403, and the blades of the impeller 2 are placed between the horizontal plate 402 and the clamping plate 404. When the blades of the impeller 2 are positioned, the blades of the impeller 2 are stuck between the horizontal plate 402 and the clamping plate 404 to enhance the positioning effect.

[0031] The L-shaped plate 403 is installed on the bottom plate 1 through a sliding structure 6. The sliding structure 6 is arranged corresponding to the L-shaped plate 403. The sliding structure 6 includes a sliding groove 7 and a sliding block 8.

[0032] The slide groove 7 is provided on the bottom plate 1, and the slider 8 is installed on the L-shaped plate 403. The slider 8 is made of a steel block with rubber wrapped outside, and the slider 8 is slidably connected in the slide groove 7;

[0033] An elastic structure 9 is installed on the L-shaped plate 403. The elastic structure 9 is arranged corresponding to the L-shaped plate 403. The elastic structure 9 includes a vertical plate 10 and a first spring 11.

[0034] The vertical plate 10 is installed on the bottom plate 1, the first spring 11 is installed on the vertical plate 10, and the L-shaped plate 403 is installed on the first spring 11. When the clamping plate 404 contacts the blades of the impeller 2, the first spring 11 on the vertical plate 10 applies an inward force to the L-shaped plate 403, and the L-shaped plate 403 slides in the slide groove 7 with the slider 8, so that the clamping plate 404 is always pressed against the blades of the impeller 2.

[0035] The horizontal plate 402 is placed on the vertical plate 401, and the horizontal plate 402 is rotatably connected to the vertical plate 401 through the pin 12;

[0036] The horizontal plate 402 and the vertical plate 401 are limited by the limiting structures 13. The number of the limiting structures 13 is not less than six. The limiting structures 13 are distributed in an annular shape and are equidistant between the horizontal plate 402 and the vertical plate 401. The limiting structures 13 include a groove 14, a second spring 15, a ball 16 and an arc groove 17.

[0037] The groove 14 is opened on the vertical plate 401, the second spring 15 is installed in the groove 14, the ball 16 is installed on the second spring 15, the arc groove 17 is opened on the horizontal plate 402, the ball 16 is clamped in the arc groove 17, and at the same time, the horizontal plate 402 is rotated inward on the vertical plate 401 through the pin shaft 12, and the second spring 15 in the groove 14 gives the ball 16 an upward force, and the ball 16 is clamped into the arc groove 17, limiting the horizontal plate 402, so that the horizontal plate 402 is pressed against the blades of the impeller 2.

[0038] When using the impeller assembly mold, firstly, the impeller 2 is placed on the bottom plate 1, and the inner side of the blades of the impeller 2 is positioned between the adjacent first arc plates 18, and the outer side is positioned between the adjacent second arc plates 19. At this time, the mounting hole 3 of the impeller 2 corresponds to the positioning hole 5 on the bottom plate 1, and then the impeller 2 is assembled and the mold is withdrawn. When the clamping plate 404 contacts the blades of the impeller 2, the first spring 11 on the vertical plate 10 applies a force inward to the L-shaped plate 403, and the L-shaped plate 403 with the slider 8 in the slide groove 7, so that the clamping plate 404 is always pressed against the blades of the impeller 2. At the same time, the horizontal plate 402 rotates inward on the vertical plate 401 through the pin shaft 12, and the second spring 15 in the groove 14 gives an upward force to the ball 16, and the ball 16 is stuck in the arc groove 17 to limit the horizontal plate 402, so that the horizontal plate 402 is pressed against the blades of the impeller 2. When the blades of the impeller 2 are positioned, the blades of the impeller 2 are stuck between the horizontal plate 402 and the clamping plate 404, thereby enhancing the positioning effect and improving the stability of the impeller 2 assembly.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An impeller assembly mold, comprising a base plate (1) and an impeller (2), characterized in that: A plurality of first curved plates (18) are mounted on the bottom plate (1), a plurality of second curved plates (19) are mounted on the bottom plate (1), and blades of the impeller (2) are positioned between two adjacent first curved plates (18) and second curved plates (19); The impeller (2) is positioned on the bottom plate (1) via an assembly structure (4), the number of the assembly structures (4) being fifteen, and the assembly structures (4) comprising a vertical plate (401), a horizontal plate (402), an L-shaped plate (403), and a clamping plate (404); The vertical plate (401) is mounted on the bottom plate (1), the horizontal plate (402) is mounted on the vertical plate (401), the L-shaped plate (403) is mounted on the bottom plate (1), the clamping plate (404) is mounted on the L-shaped plate (403), and the blades of the impeller (2) are placed between the horizontal plate (402) and the clamping plate (404).

2. The impeller assembly mold according to claim 1, characterized in that: The L-shaped plate (403) is mounted on the bottom plate (1) via a sliding structure (6); the sliding structure (6) is arranged corresponding to the L-shaped plate (403); the sliding structure (6) comprises a sliding groove (7) and a sliding block (8); The slide groove (7) is formed on the bottom plate (1), the slider (8) is mounted on the L-shaped plate (403), and the slider (8) is slidably connected in the slide groove (7).

3. The impeller assembly mold according to claim 1, characterized in that: An elastic structure (9) is installed on the L-shaped plate (403), the elastic structure (9) is arranged corresponding to the L-shaped plate (403), and the elastic structure (9) comprises a vertical plate (10) and a first spring (11); The vertical plate (10) is mounted on the bottom plate (1), the first spring (11) is mounted on the vertical plate (10), and the L-shaped plate (403) is mounted on the first spring (11).

4. The impeller assembly mold according to claim 1, characterized in that: The horizontal plate (402) is placed on the vertical plate (401), and the horizontal plate (402) is rotatably connected to the vertical plate (401) via a pin shaft (12).

5. The impeller assembly mold according to claim 1, characterized in that: The horizontal plate (402) and the vertical plate (401) are limited by limiting structures (13), the number of the limiting structures (13) is not less than six, the limiting structures (13) are distributed in an annular shape and at equal intervals between the horizontal plate (402) and the vertical plate (401), and the limiting structures (13) include a groove (14), a second spring (15), a sphere (16) and an arc-shaped groove (17); The groove (14) is formed on the vertical plate (401), the second spring (15) is installed in the groove (14), the ball (16) is installed on the second spring (15), the arc groove (17) is formed on the horizontal plate (402), and the ball (16) is clamped in the arc groove (17).

6. The impeller assembly mold according to claim 1, characterized in that: The impeller (2) is provided with a mounting hole (3), the bottom plate (1) is provided with a positioning hole (5), and the mounting hole (3) and the positioning hole (5) are located on the same vertical line.

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