Large fan spindle machining device

Abstract

The utility model belongs to the technical field of fan main shaft machining, and particularly relates to a large fan main shaft machining device which comprises a base, a fixing block fixedly installed on the base, a transmission mechanism installed on the base, a first annular supporting frame installed on the base in a sliding mode, a second annular supporting frame fixedly installed on the fixing block, and a third annular supporting frame installed on the second annular supporting frame in a sliding mode. The first annular supporting frame and the second annular supporting frame are each fixedly provided with three sets of positioning assemblies, the first annular supporting frame and the second annular supporting frame are arranged, then the first annular supporting frame and the second annular supporting frame are each rotationally provided with a gear ring, and the gear rings are driven by a transmission mechanism to rotate; the gear ring drives the corresponding three sets of positioning assemblies to work at the same time, so that the situation that the positioning assemblies work asynchronously is avoided, the transmission double-shaft motor is adopted, the first positioning mechanism and the second positioning mechanism work at the same time, the synchronization situation during positioning is improved, and the precision during fan main shaft positioning is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan main shaft processing technical field, concretely is large -scale fan main shaft processing device. BACKGROUND

[0002] Fan main shaft is the component of transmission torque, adopts stainless steel material to make, it is the important component of connecting fan wind fin and fan base, large -scale fan main shaft is usually hollow, adopts stainless steel and other high -strength, corrosion -resistant material to make, the axial deviation of main shaft will be directly transmitted to the input shaft of gear box, therefore the precision and stability of main shaft are important to the operation of entire wind turbine generator system.

[0003] The prior art large -scale fan main shaft processing device, in positioning fan main shaft guarantees its concentricity, mostly adopts cylinder or hydraulic cylinder positioning, but when adopting cylinder or hydraulic cylinder positioning, the synchronous operation of cylinder or hydraulic cylinder cannot be guaranteed, thereby the accuracy when positioning fan main shaft is affected, in order to improve the accuracy when positioning fan main shaft, we propose large -scale fan main shaft processing device. UTILITY MODEL CONTENTS

[0004] In view of the deficiency of prior art, the utility model provides large -scale fan main shaft processing device, through setting up first annular support frame and second annular support frame, rotating and installing gear ring on first annular support frame and second annular support frame, rotating gear ring by transmission mechanism, and then driving corresponding three sets of positioning assembly to work simultaneously by gear ring, thereby avoiding the situation that positioning assembly works asynchronously, transmission double -shaft motor is also used, so that first positioning mechanism and second positioning mechanism work simultaneously, thereby also improving the synchronization when positioning, improving the accuracy when positioning fan main shaft, and solving the problem in the background.

[0005] In order to realize the above object, the utility model is realized by the following technical scheme:

[0006] Large -scale fan main shaft processing device, including base, first positioning mechanism is slidably installed on the base, fixed block is fixedly installed on the base, second positioning mechanism is fixedly installed on the fixed block, transmission mechanism is installed on the base, the first positioning mechanism includes first annular support frame, the first annular support frame is slidably installed on the base, the second positioning mechanism includes second annular support frame, the second annular support frame is fixedly installed on the fixed block, three sets of positioning assemblies are fixedly installed on the first annular support frame and second annular support frame, the positioning assembly includes hollow casing, the internal thread hollow column is rotatably installed in the hollow casing, the positioning column is slidably installed on the hollow casing, the external thread column is fixedly installed on the positioning column top, the external thread column is threadedly connected with the internal thread hollow column, the drive mechanism for driving the internal thread hollow column to rotate is installed on the hollow casing.

[0007] Preferably, the driving mechanism comprises a driving stub shaft, the driving stub shaft is rotatably arranged in the hollow shell, the end of the driving stub shaft extending into the hollow shell is fixedly provided with a driving bevel gear, the inner threaded hollow column is fixedly provided with a transmission bevel gear, the driving bevel gear is engaged with the transmission bevel gear, the end of the driving stub shaft extending out of the hollow shell is fixedly provided with a transmission gear, a plurality of transmission pulleys are fixedly arranged on the outer surface of the driving stub shaft of the positioning assembly on the first annular support frame, a plurality of driving pulleys are fixedly arranged on the outer surface of the driving stub shaft of the positioning assembly on the second annular support frame, a gear ring is rotatably arranged on the first annular support frame and the second annular support frame, and the gear ring is engaged with the three corresponding transmission gears.

[0008] Preferably, the driving mechanism comprises a driving double-shaft motor, a support table is fixedly arranged on the base, and the driving double-shaft motor is fixedly arranged on the support table.

[0009] Preferably, a ring-shaped sleeve is slidably arranged on the transmission long rod, a second pulley is fixedly arranged on the ring-shaped sleeve, a transmission belt is tightly sleeved between the second pulley and the transmission pulley, a support arm is fixedly arranged on the first annular support frame, and the support arm is rotatably connected with the ring-shaped sleeve.

[0010] Preferably, a support plate is fixedly arranged on the base, and the support plate is rotatably connected with the transmission long rod.

[0011] Preferably, the outer surface of the driving double-shaft motor is fixedly provided with a plurality of cooling fins. Advantages

[0012] The utility model provides large -scale fan main shaft processing device, and compared with prior art has the following beneficial effects:

[0013] 1. The large -scale fan main shaft processing device, through setting first annular support frame and second annular support frame, rotating gear ring on first annular support frame and second annular support frame, driving gear ring to rotate through transmission mechanism, and then driving corresponding three positioning assemblies to work simultaneously by gear ring, thereby avoiding the situation that the positioning assemblies work asynchronously, and improving the accuracy when positioning fan main shaft.

[0014] 2. The large -scale fan main shaft processing device, by adopting driving double-shaft motor, the first positioning mechanism and the second positioning mechanism work simultaneously, thereby improving the synchronization during positioning, and improving the accuracy when positioning fan main shaft. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overhead view schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is the bottom view schematic diagram of the main structure of the utility model;

[0017] Figure 3 It is the schematic diagram of the structure of the main body of the utility model without the base;

[0018] Figure 4 It is the schematic diagram of the first positioning mechanism and the second positioning mechanism of the utility model;

[0019] Figure 5 It is the schematic diagram of the transmission mechanism of the utility model;

[0020] Figure 6 It is the internal schematic diagram of the positioning assembly of the utility model;

[0021] Figure 7 It is the disassembled schematic diagram of the external thread column of the positioning assembly of the utility model.

[0022] In the drawing: 1, base; 2, support plate; 3, support table; 4, transmission mechanism; 5, first positioning mechanism; 6, second positioning mechanism; 7, first annular support frame; 8, second annular support frame; 9, support arm; 10, fixed block; 11, positioning assembly; 12, gear ring; 13, transmission belt pulley; 14, hollow sleeve; 15, internal thread hollow column; 16, transmission bevel gear; 17, positioning column; 18, driving bevel gear; 19, transmission short shaft; 20, transmission gear; 21, external thread column; 22, transmission double-shaft motor; 23, transmission long rod; 24, rotating short shaft; 25, annular sleeve; 26, second belt pulley; 27, driving belt pulley; 28, transmission belt; 29, first belt pulley; 30, driving belt. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-7The utility model provides a technical scheme: large -scale fan main shaft processingequipment, including base 1, first positioning mechanism 5 is slidably installed on base 1, fixedly installed with fixed block 10 on base 1, fixedly installed with second positioning mechanism 6 on fixed block 10, drive mechanism 4 is installed on base 1, first positioning mechanism 5 includes first annular support frame 7, first annular support frame 7 is slidably installed on base 1, second positioning mechanism 6 includes second annular support frame 8, and second annular support frame 8 is fixedly installed on fixed block 10, and three sets of positioning assemblies 11 are fixedly installed on first annular support frame 7 and second annular support frame 8, and positioning assembly 11 includes hollow sleeve shell 14, and internally threaded hollow column 15 is rotatably installed in hollow sleeve shell 14, positioning column 17 is slidably installed on hollow sleeve shell 14, and outer thread column 21 is fixedly installed on the top of positioning column 17, and outer thread column 21 is threadedly connected with internally threaded hollow column 15, and drive mechanism is installed on hollow sleeve shell 14 for driving internally threaded hollow column 15 to rotate, drive mechanism includes transmission short shaft 19, and transmission short shaft 19 is rotatably arranged in hollow sleeve shell 14, and drive bevel gear 18 is fixedly sleeved on the one end of transmission short shaft 19 and extends into hollow sleeve shell 14, and transmission bevel gear 16 is fixedly sleeved on internally threaded hollow column 15, and drive bevel gear 18 is engaged with transmission bevel gear 16, and transmission gear 20 is fixedly sleeved on the one end of transmission short shaft 19 and extends out of hollow sleeve shell 14, wherein one set of transmission belt pulley 13 is fixedly sleeved on the outer surface of transmission short shaft 19 of positioning assembly 11 on first annular support frame 7, wherein one set of drive belt pulley 27 is fixedly sleeved on the outer surface of transmission short shaft 19 of positioning assembly 11 on second annular support frame 8, and gear ring 12 is rotatably installed on first annular support frame 7 and second annular support frame 8, and gear ring 12 is engaged with corresponding three sets of transmission gear 20,

[0025] When using, first, according to the size of fan main shaft, first annular support frame 7 is moved to the suitable position of base 1, then gear ring 12 drives three sets of transmission gear 20 to rotate synchronously, under the restriction of hollow sleeve shell 14, transmission gear 20 drives transmission short shaft 19 and drive bevel gear 18 to rotate, then transmission bevel gear 16 engaged with drive bevel gear 18 starts to rotate, under the cooperation of hollow sleeve shell 14, transmission bevel gear 16 drives internally threaded hollow column 15 to rotate again, then under the restriction of hollow sleeve shell 14, outer thread column 21 and positioning column 17 move inward or outward, three sets of positioning column 17 in first positioning mechanism 5 and second positioning mechanism 6 move synchronously and at the same speed, until fan main shaft is tightly pressed, thereby guaranteeing that the axis of fan main shaft and the center of positioning mechanism are on the same straight line, and guaranteeing the accuracy of positioning.

[0026] The transmission mechanism 4 comprises a transmission double-shaft motor 22, the base 1 is fixedly provided with a support table 3, the transmission double-shaft motor 22 is fixedly installed on the support table 3, two groups of transmission shafts of the transmission double-shaft motor 22 are respectively fixedly provided with a transmission long rod 23 and a rotating short shaft 24, the rotating short shaft 24 is fixedly provided with a first belt pulley 29, and the first belt pulley 29 is in tension connection with a driving belt pulley 27 through a driving belt 30; the transmission long rod 23 is slidably provided with an annular sleeve 25, the annular sleeve 25 is fixedly provided with a second belt pulley 26, the second belt pulley 26 is in tension connection with the transmission belt pulley 13 through a transmission belt 28, and the first annular support frame 7 is fixedly provided with a support arm 9 which is rotationally connected with the annular sleeve 25.

[0027] In use, the transmission double-shaft motor 22 is started, then the two groups of rotating shafts of the transmission double-shaft motor 22 drive the transmission long rod 23 and the rotating short shaft 24 to rotate respectively, then the rotating short shaft 24 drives the first belt pulley 29 to rotate, under the action of the driving belt 30, the first belt pulley 29 drives the driving belt pulley 27 to rotate; at the same time, the transmission long rod 23 drives the annular sleeve 25 and the second belt pulley 26 to rotate, under the action of the transmission belt 28, the second belt pulley 26 drives the transmission belt pulley 13 to rotate; then the transmission belt pulley 13 and the driving belt pulley 27 drive corresponding transmission short shafts 19 to rotate respectively, the transmission short shafts 19 drive corresponding transmission gears 20 to rotate, then the tooth ring 12 starts to rotate.

[0028] The base 1 is fixedly provided with a support plate 2 which is rotationally connected with the transmission long rod 23, and the support plate 2 can ensure stable rotation of the transmission long rod 23.

[0029] The transmission double-shaft motor 22 is fixedly provided with a heat dissipation fin on the outer surface, the heat dissipation fin can improve the heat dissipation performance of the transmission double-shaft motor 22, so that the transmission double-shaft motor 22 can stably operate.

[0030] Working principle: in use, first, according to the size of the fan main shaft, the first annular support frame 7 is moved to a suitable position of the base 1, then the transmission double-shaft motor 22 is started, then the two groups of rotating shafts of the transmission double-shaft motor 22 drive the transmission long rod 23 and the rotating short shaft 24 to rotate respectively, then the rotating short shaft 24 drives the first belt pulley 29 to rotate, under the action of the driving belt 30, the first belt pulley 29 drives the driving belt pulley 27 to rotate; at the same time, the transmission long rod 23 drives the annular sleeve 25 and the second belt pulley 26 to rotate, under the action of the transmission belt 28, the second belt pulley 26 drives the transmission belt pulley 13 to rotate; then the transmission belt pulley 13 and the driving belt pulley 27 drive corresponding transmission short shafts 19 to rotate respectively, the transmission short shafts 19 drive corresponding transmission gears 20 to rotate, then the tooth ring 12 starts to rotate.

[0031] Then the gear ring 12 drives the three groups of transmission gears 20 to rotate synchronously, under the restriction of the hollow sleeve shell 14, the transmission gears 20 drive the transmission short shaft 19 and the driving bevel gear 18 to rotate, then the transmission bevel gear 16 meshing with the driving bevel gear 18 starts to rotate, under the cooperation of the hollow sleeve shell 14, the transmission bevel gear 16 drives the inner threaded hollow column 15 to rotate, then under the restriction of the hollow sleeve shell 14, the outer threaded column 21 and the positioning column 17 start to move outward, the three groups of positioning columns 17 in the first positioning mechanism 5 and the second positioning mechanism 6 move synchronously and at the same speed, until the fan main shaft is pressed tightly, thereby ensuring that the shaft center of the fan main shaft and the center of the positioning mechanism are on the same straight line, ensuring the concentricity and improving the accuracy of positioning.

[0032] Wherein the support plate 2 can ensure the stable rotation of the transmission long rod 23, the support arm 9 can make the annular sleeve 25 move with the first annular support frame 7, thereby ensuring that the transmission mechanism 4 can stably provide transmission for the first positioning mechanism 5.

[0033] It should be noted that, in this document, the terms such as first and second are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0034] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A large fan main shaft processing device, comprising a base (1), characterized in that: The base (1) is slidably installed with a first positioning mechanism (5), the base (1) is fixedly installed with a fixed block (10), the fixed block (10) is fixedly installed with a second positioning mechanism (6), the base (1) is installed with a transmission mechanism (4), the first positioning mechanism (5) comprises a first annular support frame (7), the first annular support frame (7) is slidably installed on the base (1), the second positioning mechanism (6) comprises a second annular support frame (8), the second annular support frame (8) is fixedly installed on the fixed block (10), the first annular support frame (7) and the second annular support frame (8) are fixedly installed with three sets of positioning assemblies (11), the positioning assembly (11) comprises a hollow sleeve shell (14), the hollow sleeve shell (14) is rotatably installed with an internally threaded hollow column (15), the hollow sleeve shell (14) is slidably installed with a positioning column (17), the positioning column (17) is fixedly installed with an externally threaded column (21) above, the externally threaded column (21) is in threaded connection with the internally threaded hollow column (15), the hollow sleeve shell (14) is installed with a driving mechanism for driving the internally threaded hollow column (15) to rotate.

2. The large fan main shaft machining device according to claim 1, characterized in that: The driving mechanism comprises a transmission short shaft (19), the transmission short shaft (19) is rotatably arranged on the hollow sleeve shell (14), the transmission short shaft (19) is fixedly sleeved with a driving bevel gear (18) at one end extending into the hollow sleeve shell (14), the internally threaded hollow column (15) is fixedly sleeved with a transmission bevel gear (16), the driving bevel gear (18) is in mesh with the transmission bevel gear (16), the transmission short shaft (19) is fixedly sleeved with a transmission gear (20) at one end extending out of the hollow sleeve shell (14), wherein the transmission short shaft (19) of the positioning assembly (11) on the first annular support frame (7) is fixedly sleeved with a set of transmission belt pulleys (13) on the outer surface, wherein the transmission short shaft (19) of the positioning assembly (11) on the second annular support frame (8) is fixedly sleeved with a set of driving belt pulleys (27) on the outer surface, the first annular support frame (7) and the second annular support frame (8) are rotatably installed with a gear ring (12), the gear ring (12) is in mesh with the corresponding three sets of transmission gears (20).

3. The large fan spindle machining apparatus according to claim 1, characterized by: The transmission mechanism (4) comprises a transmission double-shaft motor (22), the base (1) is fixedly installed with a support table (3), the transmission double-shaft motor (22) is fixedly installed on the support table (3), two sets of transmission shafts of the transmission double-shaft motor (22) are fixedly sleeved with a transmission long rod (23) and a rotating short shaft (24) respectively, the rotating short shaft (24) is fixedly sleeved with a first belt pulley (29), the first belt pulley (29) and the driving belt pulley (27) are tightly sleeved with a driving belt (30).

4. The large fan main shaft machining device according to claim 3, characterized in that: The annular sleeve (25) is slidably installed on the transmission long rod (23), the second belt pulley (26) is fixedly installed on the annular sleeve (25), the transmission belt (28) is tightly connected between the second belt pulley (26) and the transmission belt pulley (13), the supporting arm (9) is fixedly installed on the first annular supporting frame (7), and the supporting arm (9) is rotationally connected with the annular sleeve (25).

5. The large fan spindle machining apparatus according to claim 4, characterized by: The supporting plate (2) is fixedly installed on the base (1), and the supporting plate (2) is rotationally connected with the transmission long rod (23).

6. The large fan spindle machining apparatus according to claim 3, characterized by: The transmission double-shaft motor (22) is fixedly installed with the radiating fins on the outer surface.

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