CN107127960B - Multistation fan flabellum shaping device - Google Patents
Multistation fan flabellum shaping device Download PDFInfo
- Publication number
- CN107127960B CN107127960B CN201710319575.3A CN201710319575A CN107127960B CN 107127960 B CN107127960 B CN 107127960B CN 201710319575 A CN201710319575 A CN 201710319575A CN 107127960 B CN107127960 B CN 107127960B
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- Prior art keywords
- shaping
- column
- support
- disc
- press
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
- B29L2031/082—Blades, e.g. for helicopters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention discloses a shaping device for fan blades of a multi-station fan, which relates to a shaping device, and comprises a bracket and further comprises: a motor disposed at a central axis of the bracket; the circular turntable is fixedly connected with the motor power end; the plurality of support disks are arranged on the upper end surface of the circular turntable and positioned on the same circumference line by taking the axis of the circular turntable as the center; the large support column is fixedly arranged on the upper surface of the round turntable through the central hole of the support disc; the small support column is movably inserted on the upper surface of the support disc; the shaping mechanism comprises a connecting arm, a cylinder, a press-fit column, shaping columns and other components, wherein one end of the connecting arm is fixed on the support, the other end of the connecting arm is connected with the cylinder, the working end of the cylinder is connected with the press-fit column, the position, close to the upper end face of the press-fit column, of the press-fit column is fixedly connected with a shaping column mounting disc, and a plurality of shaping columns are hung at the lower end of the shaping column mounting disc. The invention is provided with a plurality of stations, and the shaping mechanism can shape fan blades on each station in turn through the small support columns and the shaping columns, so that the shaping efficiency is high.
Description
Technical Field
The present invention relates to shaping devices, and particularly to a shaping device for fan blades.
Background
At present, plastic axial flow fan blades are generally processed by adopting an injection molding process. Due to the material characteristics of the plastic, the fan blade after injection molding is easy to slightly deform due to thermal deformation or other external stress in the process. It is known that parameters such as blade inclination angle and blade curvature on fan blades have important significance on flow fields, so that in order to ensure that the parameters of the injection molded fan blades meet product design requirements, the existing method is to manually shape the injection molded fan blades, and an operator places the injection molded fan blades on a simple shaping table for shaping. The manual shaping has the defects of low efficiency and poor shaping precision in different degrees due to the difference of the skills of workers. Especially in the season of driving, the defect is obvious and needs improvement.
Disclosure of Invention
Based on the above, the invention aims to develop an automatic shaping device to make up for the defects of poor manual shaping precision and low efficiency.
The invention is realized by the following technical scheme:
a multi-station fan blade shaping device comprises a bracket and the following key components:
the motor is arranged at the central axis of the bracket, the bracket is designed as a tripod bracket, the upper part of the bracket is designed as a disc-shaped disc, and the motor is fixed on the lower end surface of the center of the disc-shaped disc;
the circular turntable is fixedly connected with the power end of the motor, and the motor can drive the circular turntable to rotate when in work;
the plurality of support disks are arranged on the upper surface of the circular turntable and positioned on the same circumference line by taking the axis of the circular turntable as the center; the support disc is used for assembling the small support column;
the large support column penetrates through the central hole of the support disc and is fixedly arranged on the upper surface of the circular turntable, and the large support column is used for supporting and fixing the central cylinder shaft of the fan blade;
the small support column is movably inserted on the upper surface of the support disc and is used for supporting the blade tips of fan blades;
the shaping mechanism comprises a connecting arm, a cylinder, a press-fit column, a shaping column mounting plate and shaping columns, wherein one end of the connecting arm is fixed on a support, the other end of the connecting arm is connected with the cylinder, the working end of the cylinder is connected with the press-fit column, the press-fit column is in a cylindrical shape, the position, close to the upper end face of the press-fit column, of the press-fit column is fixedly connected with the shaping column mounting plate, a plurality of shaping columns are hung at the lower end of the shaping column mounting plate, and the number of the shaping columns is set according to the number of fan blades.
Further, the supporting disc is arranged on the upper surface of the circular turntable at uniform intervals by taking the axis of the circular turntable as the center; the central lines of the plurality of supporting disks are positioned on the same circumference line of the circular turntable.
Further, a plurality of sections of inserting holes which are arranged into a spiral involute track are formed in the supporting plate, the axes of the inserting holes are perpendicular to the supporting plate, and the small supporting columns are assembled in the inserting holes.
Further, one end of the connecting arm is fixedly provided with a connecting disc, the upper end of the connecting disc is provided with an air cylinder, a piston rod of the air cylinder penetrates through the center of the connecting disc to be connected with the press-fit column, and the press-fit column is used for fixing the upper end of a central cylinder shaft of the fan blade and is matched with a large support column supported on the lower end face of the central cylinder shaft of the fan blade when in operation.
Further, an up-down adjusting mechanism is arranged between the connecting arm and the connecting disc; the up-down adjusting mechanism comprises a dovetail seat arranged at the end of the connecting arm, a dovetail sliding block sliding in the dovetail seat, and a locking hand wheel arranged on the dovetail seat and used for locking the position of the dovetail sliding block.
Further, the upper end of the shaping column mounting plate is provided with a guide column fixing plate, the guide column fixing plate is provided with a plurality of guide columns, and the guide columns penetrate through the connecting plate and are assembled with a guide sliding sleeve arranged on the upper surface of the connecting plate.
Further, the shaping column is connected with the shaping column mounting plate through a door-shaped frame, the upper end of the door-shaped frame is fixedly connected to the lower surface of the shaping column mounting plate, a screw hole is formed in the door-shaped frame, and the shaping column is connected in the screw hole in a threaded mode.
According to the technical scheme, a plurality of stations are arranged, and when the shaping mechanism shapes fan blades on one station, the fan blades on the other station wait; after finishing shaping, the motor drives the circular turntable to rotate, and the shaping station rotates out to wait for the station to enter; during shaping, the curvature of the fan blade is adjusted through the small supporting columns and the shaping columns, and the whole device is high in shaping efficiency and high in precision.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of fig. 1.
Description of the embodiments
The invention is further described with reference to the drawings and detailed description.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1-2, the present embodiment is illustrated by three-station shaping, and shaping more than three stations can be designed by referring to the following structure. The shaping mechanism comprises a bracket 1 and other components, as described in detail below.
The central axis of the bracket 1 is provided with a motor 11, the lower part of the bracket 1 is designed into a triangle, the upper part is in a disc shape, and the motor 11 is arranged on the lower surface of the disc shape; the output end of the motor 11 passes through the center hole of the disc and is in power connection with the circular turntable 2.
The support disks 20 are fixedly provided on the circular turntable 2 in three in number and are arranged on the same circumferential line on the circular turntable 2 at 120-degree angular intervals. The supporting plate 20 is provided with three sections of inserting holes which are arranged into a spiral involute track, as shown in the specification drawing, small supporting columns 20b are assembled in the inserting holes, and the small supporting columns 20 are used for supporting and positioning the tip ends of the fan blades 9.
The large supporting columns 21 are arranged at the center of the supporting plates 20, are consistent with the supporting plates 20 in number and are used for supporting and positioning the lower ends of fan blade cylinder shafts; when the fan is in operation, the large support column 21 is matched with the press-fit column 7, and forces are respectively applied from the lower end and the upper end of the fan blade cylinder shaft to fix the fan blade.
Shaping mechanism, key mechanism of the device; the shaping mechanism comprises key components such as a connecting arm 3, an air cylinder 6, a press-fit column 7, a shaping column mounting disc 70, a shaping column 8 and the like, wherein one end of the connecting arm 3 is fixed on the bracket 1, the other end is connected with the upper and lower adjusting mechanism 4, and the structure of the upper and lower adjusting mechanism 4 is detailed later; the upper and lower adjusting mechanism 4 is connected with the connecting disc 5 again, the center of the upper surface of the connecting disc 5 is provided with an air cylinder 6, and a piston rod of the air cylinder 6 passes through the center of the connecting disc 5 to be fixedly connected with a press-fit column 7; the press-fit column 7 is in a cylindrical shape, a shaping column mounting plate 70 is fixedly connected to the position near the upper end face of the press-fit column 7, and three shaping columns 8 are hung at the lower end of the shaping column mounting plate 70. It should be understood by those skilled in the art that the three shaping columns are axial flow blades having a structure of three blades, and if four or five blades are provided, the shaping columns 8 may be adjusted to four or five blades accordingly.
The up-down adjusting mechanism 4 includes a dovetail seat 40 provided at the end of the connecting arm 3, a dovetail slider 41 sliding in the dovetail seat 40, and a locking hand wheel 42 mounted on the dovetail seat 40 for locking the position of the dovetail slider 41. The lower end of the adjusting dovetail slide 41 is connected to the coupling disk 5. After the dovetail slide 41 is adjusted to a proper position, the locking hand wheel 42 is locked. From this, the cylinder 6 and the shaping post 8 can move with the movement of the dovetail slider 41. Thus realizing macroscopic rough adjustment.
To ensure the accuracy of the upward and downward movement of the truing column, a guide column fixing plate 70a is provided at the upper end of the truing column mounting plate 70, three guide columns 70b are provided on the guide column fixing plate 70a, and the guide columns 70b pass through the coupling plate 5 to be fitted with a guide sliding sleeve 50 provided on the upper surface of the coupling plate 5.
In order to realize accurate fine tuning, the shaping column 8 is connected with the shaping column mounting plate 70 through a gate-shaped frame, the upper end of the gate-shaped frame is fixedly connected to the lower surface of the shaping column mounting plate 70, the lower end of the gate-shaped frame is provided with a fine tooth screw hole, and the shaping column 8 is connected with the screw hole in a threaded manner.
When the fan blade 9 works, the fan blade 9 is integrally supported on the large supporting column 21, the lower part of the blade tip of the fan blade is borne on the small supporting column 20b, during shaping, the air cylinder 6 moves downwards to drive the shaping column mounting plate 70 to move downwards, so that the shaping column 8 moves downwards, the shaping column 8 is propped against the root of the fan blade, and the fan blade is shaped through the small supporting column 20b and the shaping column 8. After shaping is completed, the air cylinder 6 is lifted, the motor 11 works, the shaped fan blade stations are moved out, the shaping stations are moved in, and so on.
Therefore, the invention can quickly and accurately reshape the fan blade, and greatly improves the reshaping efficiency of the existing fan blade.
The above embodiments are only preferred embodiments of the present invention, and are not limiting to the technical solutions of the present invention, and any technical solution that can be implemented on the basis of the above embodiments without inventive effort should be considered as falling within the scope of protection of the patent claims of the present invention.
Claims (7)
1. The utility model provides a multistation fan flabellum shaping device, includes support (1), its characterized in that still includes:
a motor (11) disposed at the central axis of the bracket (1);
a circular rotary table (2) fixedly connected with the power end of the motor (11);
the plurality of support plates (20) are arranged on the upper surface of the round turntable (2) and positioned on the same circumference line by taking the axis of the round turntable (2) as the center;
a large support column (21) which passes through the central hole of the support disc (20) and is fixedly arranged on the upper surface of the round turntable (2);
a small support column (20 b) movably inserted on the upper surface of the support disc (20);
the shaping mechanism comprises a connecting arm (3), an air cylinder (6), a press-fit column (7), a shaping column mounting plate (70) and shaping columns (8), wherein one end of the connecting arm (3) is fixed on a support (1), the other end of the connecting arm is connected with the air cylinder (6), the working end of the air cylinder (6) is connected with the press-fit column (7), the position, close to the upper end face, of the press-fit column (7) is fixedly connected with the shaping column mounting plate (70), and a plurality of shaping columns (8) are hung at the lower end of the shaping column mounting plate (70).
2. The shaping device for fan blades of a multi-station fan according to claim 1, wherein the supporting plate (20) is arranged on the upper surface of the circular turntable (2) at uniform intervals with the axis of the circular turntable (2) as the center.
3. A multi-station fan blade shaping device according to claim 1, wherein the supporting plate (20) is provided with a plurality of insertion holes arranged in a spiral involute track, the axes of the insertion holes are perpendicular to the supporting plate (20), and the small supporting columns (20 b) are assembled in the insertion holes.
4. The shaping device for fan blades of a multi-station fan according to claim 1, wherein a connecting disc (5) is fixedly arranged at one end of the connecting arm (3), an air cylinder (6) is arranged at the upper end of the connecting disc (5), and a piston rod of the air cylinder (6) passes through the center of the connecting disc (5) to be connected with the press-fit column (7).
5. A multi-station fan blade shaping device according to claim 4, characterized in that an up-down adjusting mechanism (4) is arranged between the connecting arm (3) and the coupling disc (5); the up-down adjusting mechanism (4) comprises a dovetail seat (40) arranged at the end of the connecting arm (3), a dovetail sliding block (41) sliding in the dovetail seat (40), and a locking hand wheel (42) arranged on the dovetail seat (40) and used for locking the position of the dovetail sliding block (41).
6. The shaping device for fan blades of a multi-station fan according to claim 4, wherein a guide post fixing plate (70 a) is arranged at the upper end of the shaping post mounting plate (70), a plurality of guide posts (70 b) are arranged on the guide post fixing plate (70 a), and the guide posts (70 b) penetrate through the connecting plate (5) to be assembled with a guide sliding sleeve (50) arranged on the upper surface of the connecting plate (5).
7. A multistage fan blade shaping device according to any one of claims 1 to 6, wherein the shaping column (8) is connected to the shaping column mounting plate (70) through a gate-type frame, the upper end of the gate-type frame is fixedly connected to the lower surface of the shaping column mounting plate (70), a screw hole is formed in the gate-type frame, and the shaping column (8) is screwed into the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319575.3A CN107127960B (en) | 2017-05-09 | 2017-05-09 | Multistation fan flabellum shaping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319575.3A CN107127960B (en) | 2017-05-09 | 2017-05-09 | Multistation fan flabellum shaping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107127960A CN107127960A (en) | 2017-09-05 |
| CN107127960B true CN107127960B (en) | 2023-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710319575.3A Active CN107127960B (en) | 2017-05-09 | 2017-05-09 | Multistation fan flabellum shaping device |
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| Country | Link |
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| CN (1) | CN107127960B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170551B (en) * | 2020-09-08 | 2021-09-14 | 上海瑞晨环保科技股份有限公司 | Automatic shaping mechanism for front disc of large fan impeller |
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| CN107127960A (en) | 2017-09-05 |
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