Air duct edge spinning mechanism

Abstract

The utility model belongs to the technical field of fan production equipment, and particularly relates to an air duct edge spinning mechanism. The leveling device of the air duct edge spinning mechanism comprises a fixing base installed on a rotating plate, an adjusting base installed below the fixing base and a leveling roller installed below the adjusting base. Wherein a plurality of locking threaded holes are formed in the fixed seat; the adjusting base is provided with locking holes corresponding to the locking threaded holes in a one-to-one mode and a plurality of tensioning threaded holes located in the first end of the adjusting base. Wherein the tensioning screw hole is used for being matched with a tensioning screw, and the length of the tensioning screw between the fixed seat and the adjusting seat can be controlled by screwing the tensioning screw, namely, the distance between the fixed seat and the adjusting seat is controlled, so that the inclination angle of the leveling roller is controlled; after the inclination angle is adjusted, the adjusting seat can be connected with the fixed seat through a locking screw. And the inclination angle adjustment of the leveling roller is greatly facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to fan production equipment technical field, concretely relates to a kind of wind tube rotary edge mechanism. BACKGROUND

[0002] Axial flow fan is widely used, and the airflow direction is the same as the shaft direction of fan blade. Axial flow fan is usually used in places with high flow requirement and low pressure requirement, such as general factories, warehouses, offices and residential areas.

[0003] Axial flow fan is mainly composed of impeller, wind tube and motor. At least one end of the wind tube needs to be formed into a flange structure, i.e. a panel, to facilitate the installation of fixing holes on the panel.

[0004] During the rotary edge process, the flange needs to be flattened by a flattening roller. When flattening the panel, there will be a springback, so the flattening roller usually needs to be inclined at a certain angle relative to the horizontal plane. In addition, the inclination angle is different for different materials. However, the inclination angle of the flattening roller of the existing rotary edge machine is fixed, and it is not convenient to adjust the inclination angle, and only the entire mounting seat can be replaced. SUMMARY

[0005] The utility model aims to provide a kind of wind tube rotary edge mechanism to solve the technical problem that the inclination angle of the flattening roller of the existing rotary edge machine is not convenient to adjust.

[0006] The present application provides a kind of wind tube rotary edge mechanism. The wind tube rotary edge mechanism comprises: a rotating plate and a plurality of flattening devices arranged on the rotating plate;

[0007] The flattening device comprises: a fixed seat mounted on the rotating plate, an adjusting seat mounted below the fixed seat, and a flattening roller mounted below the adjusting seat;Wherein

[0008] A plurality of locking screw holes are provided on the fixed seat;

[0009] A plurality of locking screw holes are provided on the fixed seat;

[0010] The tensioning screw hole is used in cooperation with the tensioning screw, and the tensioning screw is used to control the distance between the fixed seat and the adjusting seat, thereby controlling the inclination angle of the flattening roller;

[0011] The locking screw hole and the locking hole are used in cooperation with the locking screw to lock the adjusting seat and the fixed seat after adjusting the inclination angle.

[0012] In an embodiment of the present application, the locking hole is a waist-shaped hole.

[0013] In an embodiment of the present application, a protrusion is arranged below the outer end of the fixing seat.

[0014] Part of the plurality of locking screw holes are arranged on the lower surface of the protrusion, and part are arranged on the lower surface of the inner end of the fixing seat.

[0015] In an embodiment of the present application, the lower surface of the protrusion is a slope with a low outer part and a high inner part.

[0016] In an embodiment of the present application, the wind pipe beading mechanism further comprises a leveling device moving mechanism for driving each leveling device to move along the radial direction of the rotating plate.

[0017] The leveling device moving mechanism comprises:

[0018] a plurality of first guide rails for mounting corresponding fixing seats and extending along the radial direction of the rotating plate;

[0019] a screw rod corresponding to each fixing seat and threadedly connected with the fixing seat; and

[0020] a synchronous driving assembly for driving each screw rod to rotate.

[0021] In an embodiment of the present application, the number of leveling devices is two, and the two first guide rails are coaxially arranged.

[0022] The synchronous driving assembly comprises a driving motor arranged between the two first guide rails, and two output shafts of the driving motor are respectively connected with corresponding screw rods.

[0023] In an embodiment of the present application, the wind pipe beading mechanism further comprises a plurality of flaring rotating heads for flaring the wind pipe.

[0024] In an embodiment of the present application, the flaring rotating heads are mounted on second guide rails extending along the radial direction of the rotating plate.

[0025] The present application has the following beneficial effects:

[0026] Different from the prior art, the wind pipe edge rolling mechanism is provided.The leveling device of the wind pipe edge rolling mechanism comprises a fixing seat installed on a rotating plate, an adjusting seat installed below the fixing seat, and a leveling roller installed below the adjusting seat; wherein the fixing seat is provided with a plurality of locking threaded holes; the adjusting seat is provided with locking holes corresponding to the locking threaded holes one by one, and a plurality of tensioning screw holes at the first end of the adjusting seat. The tensioning screw holes are used in cooperation with the tensioning screws, and the length of the tensioning screws between the fixing seat and the adjusting seat can be controlled by screwing the tensioning screws, that is, the distance between the fixing seat and the adjusting seat is controlled, so that the inclination angle of the leveling roller is controlled; after the inclination angle is adjusted, the adjusting seat and the fixing seat can be connected by the locking screws. The inclination angle adjustment of the leveling roller is greatly facilitated.

[0027] Other features and advantages of the present application will be described in the following description, and some of them will become apparent from the description, or will be understood from the description, or will be understood by practicing the present application. The purpose and other advantages of the present application are achieved and obtained by the structure specifically pointed out in the description and the drawings.

[0028] In order to make the above-mentioned purpose, features and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the specific embodiment of the present application or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0030] Figure 1 is a perspective view of the bottom surface of the wind pipe edge rolling mechanism of the present application;

[0031] Figure 2 is a side view of the wind pipe edge rolling mechanism of the present application;

[0032] Figure 3 is a perspective view of the top surface of the wind pipe edge rolling mechanism of the present application;

[0033] Figure 4 is an assembly schematic view of the leveling device of the present application;

[0034] Figure 5 is a schematic view of an embodiment of the leveling device of the present application;

[0035] Figure 6 is a schematic view of the leveling device of the present application after adjusting the inclination angle of the leveling roller.

[0036] In the drawings:

[0037] The rotating plate 1, the flattening device 2, the fixing seat 21, the locking threaded hole 211, the convex part 212, the adjusting seat 22, the locking hole 221, the tensioning screw hole 222, the flattening roller 23, the flattening device moving mechanism 3, the first guide rail 31, the lead screw 32, the driving motor 33, the flared rotating head 4, the second guide rail 5, the tensioning screw 100, the locking screw 200, the air duct 300, and the panel 301. DETAILED DESCRIPTION

[0038] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0039] The present application provides a wind tube edge rolling mechanism, which is described in detail below. It should be noted that the description order of the following embodiments is not used to limit the preferred order of the embodiments of the present application. Moreover, the description of each embodiment in the following embodiments has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0040] One end of the air duct 300 needs to be rolled, flattened and formed into a panel 301, and then a mounting hole is drilled on the panel 301.

[0041] Referring to Figures 1 to 3 In an embodiment, the wind tube edge rolling mechanism comprises:

[0042] The rotating plate 1 and the flattening device 2 arranged on the rotating plate 1; wherein the rotating plate 1 can be connected with a rotating mechanism, the rotating mechanism can drive the rotating plate 1 to rotate, thereby driving the flattening device 2 to flatten the rolled edge of the air duct.

[0043] Referring to Figures 4 to 6The leveling device 2 includes: a fixed seat 21 installed on the rotating plate 1, an adjusting seat 22 installed under the fixed seat 21, and a leveling roller 23 installed under the adjusting seat 22; wherein the fixed seat 21 is provided with a plurality of locking threaded holes 211; the adjusting seat 22 is provided with locking holes 221 corresponding to the locking threaded holes 211 one by one, and a plurality of tensioning screw holes 222 located at the first end of the adjusting seat 22; the tensioning screw hole 222 is used to cooperate with the tensioning screw 100, and the tensioning screw 100 is used to control the distance between the fixed seat 21 and the adjusting seat 22, thereby controlling the inclination angle of the leveling roller 23; the locking threaded hole 211 and the locking hole 221 are used to cooperate with the locking screw 200 to lock the adjusting seat 22 and the fixed seat 21 after the inclination angle is adjusted.

[0044] In this embodiment, the leveling roller 23 can be installed below the adjustment seat 22 through a rotating shaft; when the rotating plate 1 rotates, the leveling roller 23 can be used to level the flange of the air duct.

[0045] In this embodiment, the first and second ends of the adjustment base 22 are opposite ends; the first end can rotate around the second end to level the tilt angle of the roller 23. The first and second ends can be the inner and outer ends, respectively. Of course, in some application scenarios, the first and second ends can be the outer and inner ends, respectively.

[0046] by Figure 5 and Figure 6 For example, the first end of the adjustment seat 22 is provided with a plurality of tensioning screw holes 222, which are threadedly engaged with the tensioning screw 100; by turning the tensioning screw 100, the length of the upper end of the tensioning screw 100 extending from the upper surface of the adjustment seat 22 can be adjusted, thereby adjusting the distance between the upper surface of the first end of the adjustment seat 22 and the lower surface of the fixed seat 21, and further adjusting the inclination angle of the leveling roller 23. For example, Figure 5 The tilt angle is greater than Figure 6 .

[0047] It should be noted that Figure 4 The number of the tensioning screws 100 and the locking screws 200 is only partially selected for illustration, and there may actually be more than one.

[0048] Preferably, the locking hole 221 is a waist-shaped hole, which facilitates the cooperation between the locking screw 200 and the adjustment seat 22.

[0049] Preferably, see Figure 5 A protrusion 212 is provided below the outer end of the fixing seat 21 ; part of the locking threaded holes 211 is provided on the lower surface of the protrusion 212 , and part is provided on the lower surface of the inner end of the fixing seat 21 .

[0050] Furthermore, the lower surface of the protrusion 212 is a slope that is lower on the outside and higher on the inside.

[0051] In the embodiment, the initial inclination angle of the flattening roller 23 can be defined by arranging the protruding portion 212.

[0052] Further, referring to Figure 1 and Figure 2 , the wind tube flanging mechanism further comprises a flattening device moving mechanism 3 for driving each flattening device 2 to move along the radial direction of the rotating plate 1; the flattening device moving mechanism 3 comprises: a plurality of first guide rails 31 for mounting corresponding fixed seats 21, and extending along the radial direction of the rotating plate 1; a screw rod 32 corresponding to each fixed seat 21, and threadedly matched with the fixed seat 21; and a synchronous driving assembly for driving each screw rod 32 to rotate, so as to drive each flattening device 2 to move along the first guide rail 31.

[0053] Optionally, the number of the flattening devices 2 is two, and the two first guide rails 31 are coaxially arranged; the synchronous driving assembly comprises a driving motor 33 arranged between the two first guide rails 31, and two output shafts of the driving motor 33 are respectively connected with corresponding screw rods 32.

[0054] In some application scenarios, it is required to first expand and flange the wind tube, and then flatten the flange. Specifically, the wind tube flanging mechanism further comprises a plurality of expanding rotating heads 4 for expanding the wind tube.

[0055] Further, the expanding rotating heads 4 are mounted on second guide rails 5 extending along the radial direction of the rotating plate 1. In the embodiment, the position of the expanding rotating head 4 on the second guide rail 5 can be adjusted first, and then the position is fixed by fasteners.

[0056] In one application scenario, each flattening device 2 can be first located at the inner side of the wind tube, the driving mechanism drives the rotating plate 1 to descend, so that the expanding rotating head 4 is butted with the upper end of the wind tube; the rotating plate 1 is rotated while being pressed downward, so as to expand and flange the upper end of the wind tube; then the driving mechanism drives the rotating plate 1 to ascend, the flattening device moving mechanism 3 drives each flattening device 2 to move to above the flange of the wind tube, the rotating plate 1 is rotated after descending to a preset height, and the flange is flattened by the flattening device 2.

[0057] It should be noted that each device (parts without specific structure) selected in the present application is a general standard part or a part known to those skilled in the art, and its structure and principle can be known to those skilled in the art through technical manual or through conventional experimental methods.

[0058] In the description of the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected.

[0059] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0060] Based on the above-mentioned ideal embodiment of the present invention, and in accordance with the above description, relevant personnel can make various changes and modifications without departing from the technical scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, but must be determined according to the scope of the claims.

Claims

1. A hair dryer edge rotation mechanism, characterized in that: include: A rotating plate (1) and a plurality of leveling devices (2) arranged on the rotating plate (1); The leveling device (2) comprises: a fixed seat (21) mounted on the rotating plate (1), an adjusting seat (22) mounted below the fixed seat (21), and a leveling roller (23) mounted below the adjusting seat (22); wherein The fixing seat (21) is provided with a plurality of locking threaded holes (211); The adjusting seat (22) is provided with locking holes (221) corresponding one-to-one to the locking threaded holes (211), and a plurality of tensioning screw holes (222) located at the first end of the adjusting seat (22); The tensioning screw hole (222) is used to cooperate with the tensioning screw (100), and the tensioning screw (100) is used to control the distance between the fixing seat (21) and the adjustment seat (22), thereby controlling the tilt angle of the leveling roller (23); The locking threaded hole (211) and the locking hole (221) are used to cooperate with the locking screw (200) to lock the adjustment seat (22) and the fixing seat (21) after the tilt angle is adjusted.

2. The hair dryer edge spinning mechanism according to claim 1, characterized in that: The locking hole (221) is a waist-shaped hole.

3. The hair dryer edge spinning mechanism according to claim 1, characterized in that: A protrusion (212) is provided below the outer end of the fixing seat (21); Some of the locking threaded holes (211) are arranged on the lower surface of the protruding portion (212), and some are arranged on the lower surface of the inner end of the fixing seat (21).

4. The hair dryer edge rotation mechanism according to claim 3, characterized in that: The lower surface of the raised portion (212) is a sloped surface with a lower outer side and a higher inner side.

5. The hair dryer edge spinning mechanism according to claim 1, characterized in that: The wind tube edge rotation mechanism also includes a leveling device moving mechanism (3) for driving each leveling device (2) to move along the radial direction of the rotating plate (1); The leveling device moving mechanism (3) comprises: a plurality of first guide rails (31) for mounting corresponding fixing seats (21) and extending in the radial direction of the rotating plate (1); A screw rod (32) corresponding to the corresponding fixing seat (21) and threadedly engaged with the fixing seat (21); and The synchronous driving assembly is used to drive each screw rod (32) to rotate.

6. The hair dryer edge rotation mechanism according to claim 5, characterized in that: The number of the leveling devices (2) is two, and the two first guide rails (31) are coaxially arranged; The synchronous drive assembly comprises a drive motor (33) arranged between two first guide rails (31), and two output shafts of the drive motor are respectively connected to corresponding screw rods (32).

7. The hair dryer edge spinning mechanism according to claim 1, characterized in that: The wind tube edge rotating mechanism also includes a plurality of flaring rotating heads (4) for flaring the wind tube.

8. The hair dryer edge rotating mechanism according to claim 7, characterized in that: The flaring rotating head (4) is mounted on a second guide rail (5) extending radially along the rotating plate (1).

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