CN219881752U - Tool for axial pressure of fan blade of axial flow fan - Google Patents
Tool for axial pressure of fan blade of axial flow fan Download PDFInfo
- Publication number
- CN219881752U CN219881752U CN202320937827.XU CN202320937827U CN219881752U CN 219881752 U CN219881752 U CN 219881752U CN 202320937827 U CN202320937827 U CN 202320937827U CN 219881752 U CN219881752 U CN 219881752U
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- motor
- axial
- positioning mechanism
- tool
- fan
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- 241000883990 Flabellum Species 0.000 claims abstract 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a tool for axial pressure of fan blades of an axial flow fan, which comprises: the utility model provides a pressure equipment brace table, the frock base, servo pressure equipment axle, supporting spring, and motor location frock etc. guarantee pressure equipment in-process through such reasonable frock structure for the motor shaft, and rather than continuous with the bearing not atress each other, precision parts such as protection bearing realize flabellum and motor shaft interference fit, use this device location fast, the installation is convenient, and it is firm to connect, does not hinder precision parts, need the advantage of extra adjustment, and interference fit axle pressure security mode reliability that uses is high, can not lead to interference fit not hard up, and hidden danger risk is little.
Description
Technical Field
The utility model belongs to the field of fan blade installation, and particularly relates to a tool for axial pressure of fan blades of an axial flow fan.
Background
The brushless axial flow fan is a device for driving fan blades to rotate at high speed by a brushless motor, and achieving the purpose of heat dissipation by carrying out rapid air exchange on areas needing heat dissipation, such as automobile water tanks and the like.
At present, two types of connection modes of axial flow fan blades and motors exist: the fan blade is fixed by combining the fan blade and a motor shaft through the clamping of the shaft pin and the groove of the fan insert and the clamping of the fan blade at the position of the shaft pin by the aid of the retainer ring, and the fan blade is simple to install, but the reliability of the product is insufficient, the clamping position of the shaft pin is loosened after the fan blade is subjected to axial force for a long time, the service life of the product is influenced, and the fan blade has a certain potential safety hazard; in addition, the fan insert is in interference fit with the motor shaft, static friction force generated by high pressure generated by the interference fit of the motor shaft and the insert ensures that the fan insert is firmly fixed with the motor shaft, the axial force cannot cause loose interference fit, and the mounting mode is high in reliability, but in the practical production application of the interference fit of the fan blade and the motor shaft, the general mounting mode of the press fit combination of the motor shaft and the fan insert has the risk of damaging the motor shaft and the bearing; because the bearing is accurate part, motor shaft and bearing link to each other, and the motor shaft can be stressed each other with the bearing in the general pressure equipment in-process, and current this kind of interference fit's mounting means still can not satisfy actual production needs, therefore the reasonable frock structure of this art needs to ensure that the motor shaft is too hard to bear the power in the pressure equipment in-process, can reach stable installation, but does not damage accurate part's purpose.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a tool for axial pressure of fan blades of an axial flow fan.
In order to achieve the technical aim, the utility model adopts the following technical scheme:
the tool comprises a press mounting supporting table, a tool base, a servo press mounting shaft, a supporting spring, a motor positioning mechanism, a motor and fan blades, wherein the tool base is arranged on a table top of the press mounting supporting table, and the motor positioning mechanism is embedded in the press mounting supporting table; the supporting spring is arranged in the tool base and is positioned above the motor positioning mechanism; the motor is nested in the motor positioning mechanism, and the fan blade is arranged above the motor; the servo press-fit shaft is positioned on the connecting line of the shaft center of the motor and the fan blade and is positioned above the fan blade.
By adopting the technical scheme, in the press mounting process, accurate parts such as a motor and the like are not extruded by external force, so that the fan blade can be well mounted, the integral function damage is avoided, and the reliability of the mounting mode is high;
the periphery of the fan blade is contacted with a supporting spring, the spring provides partial supporting force, the fan blade is prevented from tilting in the horizontal direction, the press-fitting force is consistent with the hole site direction of the insert during press-fitting, the press-fitting stroke and the press-fitting force standard are manufactured according to the structural characteristics of the product, and the controllability of the press-fitting process is ensured
Preferably, the press mounting supporting table is provided with a supporting table protruding block, and the supporting table protruding block is located at the center of the motor positioning mechanism and is in direct contact with the bottom of the motor for supporting and positioning the motor.
Preferably, a supporting and positioning hole is formed in a motor bottom cover at the bottom of the motor and used for accurately positioning the motor into the motor positioning mechanism.
By adopting the technical scheme, the motor is beneficial to quickly finding the mounting position, and the motor is efficient and convenient.
Preferably, the motor bottom cover is further provided with a mounting projection for mounting and fixing the motor in a mounting groove of the motor positioning mechanism.
Preferably, the mounting groove is provided at an outer edge of the motor bottom cover.
By adopting the technical scheme, the motor is arranged inside the positioning mechanism, is fast and firm, is tightly embedded, and has low potential safety hazard.
Compared with the prior art, the utility model has the beneficial effects that: the fan blade is in interference fit with the motor shaft of the motor, and the fan insert is firmly fixed with the motor shaft by static friction force generated by high pressure generated by the interference fit of the motor shaft and the insert, so that the interference fit is not loosened due to axial force, and the reliability of the installation mode is high;
the motor shaft of the motor and the fan blades are embedded and mounted, so that the motor shaft is not extruded and stressed, the smooth press mounting process is ensured, meanwhile, precise parts are not damaged, the subsequent use is inconvenient, and the potential safety hazard is avoided;
the fan blade is contacted with the bottom supporting spring, the spring provides partial supporting force, the fan blade is prevented from tilting in the horizontal direction, the press-fitting force is ensured to be consistent with the hole position direction of the fan blade insert during press-fitting, and the risk of deviation is avoided without adjustment.
In summary, the fixture of the utility model has the advantages of quick positioning, convenient installation, stable connection, no damage to precise parts and no need of additional adjustment, the reliability of the used interference fit shaft pressing and rotating mode is high,
the risk of hidden danger is small.
Other features and advantages of the present utility model will become more apparent from the following detailed description of embodiments of the present utility model, which is to be read in connection with the accompanying drawings.
Drawings
FIG. 1 is an overall exploded view of the present device;
FIG. 2 is a partial schematic view of the present device;
fig. 3 is a partial schematic view of a motor in the present apparatus.
Reference numerals: 1. pressing and installing a supporting table; 2. a settling tank; 3. a servo press-fitting shaft; 4. a support spring; 5. a motor positioning mechanism; 6. a motor; 7. a fan blade; 8. a support table bump block; 9. a motor bottom cover; 10. a supporting and positioning hole; 11. mounting the protruding blocks; 12. and a mounting groove.
The specific embodiment is as follows:
the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in the figure, a tool for axial pressure of fan blade of axial flow fan includes:
the press-fit supporting table 1, the tooling base 2, the servo press-fit shaft 3, the supporting spring 4, the motor positioning mechanism 5, the motor 6, the fan blade 7, the supporting table bulge 8, the motor bottom cover 9, the supporting positioning hole 10, the mounting lug 11 and the mounting groove 12
Referring to fig. 1, 2 and 3, a tool for axial flow fan blade axial compression comprises a press mounting supporting table 1, a tool base 2, a servo press mounting shaft 3, a supporting spring 4, a motor positioning mechanism 5, a motor 6 and fan blades 7, wherein the tool base 2 is arranged on a table top of the press mounting supporting table 1 through four screws, and the motor positioning mechanism 5 is fixedly embedded in the press mounting supporting table 1 through four screws; the supporting spring 4 is arranged on the inner ring of the tool base 2 and positioned on the outer edge above the motor positioning mechanism 5; the motor 6 is nested in the motor positioning mechanism 5, and the fan blades 7 are placed above the motor 6 and are stably supported by the supporting springs 4; the servo press-fitting shaft 3 is positioned on the connecting line of the motor 6 and the shaft center of the fan blade 7 and is positioned above the fan blade 7; the motor bottom cover 9 is also provided with four mounting lugs 11 for mounting and fixing the motor 6 in four mounting grooves 12 of the motor positioning mechanism 5; the center of the motor positioning mechanism 5 is provided with a supporting table protruding block 8 for supporting and rapidly positioning the motor 6; the motor bottom cover 9 at the bottom of the motor 6 is provided with a supporting and positioning hole 10, and four mounting grooves 12 are arranged at the outer edge of the motor bottom cover 9 and used for accurately and firmly positioning the whole motor 6 into the motor positioning mechanism 5.
The specific working process comprises the following steps:
the scheme is implemented by placing the motor 6 on the motor positioning mechanism 5 of the press-mounting support table 1, and specifically operating that four mounting grooves 12 on the motor base 9 are aligned with four mounting lugs 11, and the support positioning holes 10 are aligned with the support table boss 8, so that the motor 6 is firmly embedded into the motor positioning mechanism 5 positioned in the inner ring of the tool base 2; at this time, the supporting table bulge 8 of the press-mounting supporting table 1 is in direct contact with the motor shaft of the motor 6, and supports the stress of the motor 6 in the press-mounting process; the insert center of the fan blade 7 is placed on a motor shaft, the motor shaft supports the fan blade 7, and the supporting spring 4 applies the elasticity of about 1/3 of the gravity of the fan blade 7 to the periphery of the fan blade 7, so that the placed fan blade 7 is prevented from tilting sideways; and (3) operating a servo press, namely fully pressing the fan blades 7 on a motor shaft of the motor 6 by the servo press mounting shaft 3 on the servo press, and taking out the fan after the press mounting is completed, so that the press mounting is completed.
Finally, it should be noted that: the above embodiments are only for illustrating the present utility model and not for limiting the technical solution described in the present utility model; thus, while the utility model has been described in detail with reference to the various embodiments described above, it will be understood by those skilled in the art that the utility model may be modified or equivalents; all technical solutions and modifications thereof that do not depart from the spirit and scope of the present utility model are intended to be included in the scope of the appended claims.
Claims (5)
1. The utility model provides a frock of axial fan flabellum axial pressure, includes pressure equipment brace table (1), frock base (2), servo pressure equipment axle (3), supporting spring (4), motor positioning mechanism (5), motor (6), flabellum (7), its characterized in that, frock base (2) are installed on the mesa of pressure equipment brace table (1), motor positioning mechanism (5) gomphosis in pressure equipment brace table (1); the supporting spring (4) is arranged in the tool base (2) and is positioned above the motor positioning mechanism (5); the motor (6) is nested in the motor positioning mechanism (5), and the fan blades (7) are arranged above the motor (6); the servo press-fitting shaft (3) is positioned on the connecting line of the shaft center of the motor (6) and the fan blades (7) and is positioned above the fan blades (7).
2. The tool for axial flow fan blade axial pressure according to claim 1, wherein a supporting table protruding block (8) is arranged on the press mounting supporting table (1) and is positioned at the center of the positioning mechanism (5) for supporting and positioning the motor (6).
3. The tool for axial flow fan blade axial pressure according to claim 2, wherein a supporting and positioning hole (10) is formed in a motor bottom cover (9) at the bottom of the motor (6) and used for accurately positioning the motor (6) into the motor positioning mechanism (5).
4. A tool for axial compression of fan blades of an axial flow fan according to claim 3, wherein the motor bottom cover (9) is further provided with a mounting projection (11) for mounting and fixing the motor (6) in a mounting groove (12) of the motor positioning mechanism (5).
5. The tool for axial pressure of fan blades of an axial flow fan according to claim 4, wherein the mounting groove (12) is arranged at the outer edge of the motor bottom cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937827.XU CN219881752U (en) | 2023-04-21 | 2023-04-21 | Tool for axial pressure of fan blade of axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320937827.XU CN219881752U (en) | 2023-04-21 | 2023-04-21 | Tool for axial pressure of fan blade of axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219881752U true CN219881752U (en) | 2023-10-24 |
Family
ID=88395887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320937827.XU Active CN219881752U (en) | 2023-04-21 | 2023-04-21 | Tool for axial pressure of fan blade of axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219881752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226506A (en) * | 2023-11-15 | 2023-12-15 | 季华实验室 | Assembly system of air supply unit of electric hair dryer |
-
2023
- 2023-04-21 CN CN202320937827.XU patent/CN219881752U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226506A (en) * | 2023-11-15 | 2023-12-15 | 季华实验室 | Assembly system of air supply unit of electric hair dryer |
| CN117226506B (en) * | 2023-11-15 | 2024-03-19 | 季华实验室 | Assembly system of air supply unit of electric hair dryer |
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