Bearing stable welding equipment for fan

Abstract

The utility model discloses bearing stable welding equipment for a fan, which relates to the technical field of bearing welding and comprises a supporting seat, a connecting frame welded on the outer wall of the circumference of the supporting seat, a rotating frame, a bearing positioning table welded on the outer wall of the top of the rotating frame, a triangular centering clamping mechanism, an angle-adjustable welding gun mechanism and a rotating mechanism, the triangular centering clamping mechanism comprises a pressure sensor, a servo control assembly, three threaded rods, three transmission bevel gears and three positioning rods which are sequentially connected to the three threaded rods in a threaded mode. The triangular centering and clamping mechanism is arranged, the intelligent and automatic clamping effect is achieved, bearings of different specifications can be centered and clamped, the situation that the bearings move in the welding process can be effectively avoided, and the welding stability and the welding precision are improved; the welding angle of the laser welding gun can be flexibly adjusted, and the diversified requirements for multi-angle welding of different bearings can be met conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing welding technical field especially, it relates to a bearing stable welding equipment for fan. BACKGROUND

[0002] Bearing is a kind of important part in fan, it can support mechanical rotating body, reduce its friction coefficient in the movement process, and guarantee its rotation accuracy.Bearing will have the following problems in the process of welding processing:

[0003] First, it is inconvenient to automatically center clamping different specifications of bearings, the bearing is prone to moving in the process of welding, which reduces the stability and welding precision of welding;

[0004] Second, it is inconvenient to flexibly adjust the welding angle of laser welding gun, so it cannot meet the diversified needs of multi-angle welding of different bearings. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a bearing stable welding equipment for fan, effectively solve the problems that the existing bearing welding equipment is inconvenient to automatically center clamping different specifications of bearings, the bearing is prone to moving in the process of welding, which reduces the stability and welding precision of welding, and also solve the problems that the existing bearing welding equipment is inconvenient to flexibly adjust the welding angle of laser welding gun, so it cannot meet the diversified needs of multi-angle welding of different bearings.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A bearing stable welding equipment for fan, comprising support seat, connecting frame welded to the circumferential outer wall of support seat, rotating frame, bearing positioning table welded to the top outer wall of rotating frame, triangular centering clamping mechanism, angle adjustable welding gun mechanism and rotating mechanism;

[0008] The triangular centering clamping mechanism comprises a pressure sensor fixedly embedded in the center of the top of the bearing positioning table, a servo control assembly, three threaded rods rotatably installed on the connecting frame and arranged in a ring shape, three transmission bevel gears fixedly sleeved on the opposite ends of the three threaded rods in turn and three positioning rods threadedly connected to the three threaded rods in turn;

[0009] The angle adjustable welding gun mechanism comprises a self-locking driver, an angle adjusting shaft rotatably installed on the upper part of the connecting frame, an angle adjusting seat fixedly connected to the angle adjusting shaft and a laser welding gun fixedly installed on the angle adjusting seat.

[0010] As a preferred technical scheme of the utility model, the servo control assembly comprises a servo motor fixedly installed on the outer wall of the center of the bottom of the bearing positioning table and a driving bevel gear fixedly sleeved on the output shaft of the servo motor, and the three transmission bevel gears are all engaged with the driving bevel gear.

[0011] As a preferred technical scheme of the utility model, the top of the bearing positioning table is provided with three slideways arranged in a ring shape, and the outer walls of the three positioning rods are respectively in sliding connection with the inner walls of the three slideways.

[0012] As a preferred technical scheme of the utility model, the outer wall of the top of the bearing positioning table is fixedly installed with a single-chip microcomputer, and the pressure sensor and the servo motor are electrically connected with the single-chip microcomputer.

[0013] As a preferred technical scheme of the utility model, the self-locking driver comprises a stepping motor fixedly installed on the outer wall of the upper part of the front edge of the connecting frame, a worm fixedly sleeved on the output shaft of the stepping motor and a worm wheel fixedly sleeved on one end of the angle adjusting shaft and engaged with the worm.

[0014] As a preferred technical scheme of the utility model, the rotating mechanism comprises an electric telescopic rod, a driving motor fixedly installed on the outer wall of the top of the support seat, a driving bevel gear fixedly sleeved on the output shaft of the driving motor and a driven bevel gear fixedly sleeved on the electric telescopic rod.

[0015] As a preferred technical scheme of the utility model, the bottom end of the electric telescopic rod is connected with the inner wall of the top of the support seat through a bearing, and the telescopic end of the electric telescopic rod is fixedly connected to the outer wall of the bottom center of the rotating frame.

[0016] As a preferred technical scheme of the utility model, the driving bevel gear and the driven bevel gear are engaged with each other.

[0017] The utility model discloses the beneficial effects are:

[0018] 1, the utility model discloses a triangular centering clamping mechanism is set up, realized the effect of intelligent automation clamping, can center clamping of different specifications bearing, can effectively avoid the bearing to appear the situation of moving in the welding process, improved the stability and welding precision of welding.

[0019] 2, the utility model discloses an angle adjustable type welding torch mechanism, through the stepping motor drive worm rotation, then the worm wheel that will drive the angle adjusting axle on the connection of the worm rotation can flexibly adjust the welding angle of laser welding torch, and it is convenient to satisfy the diversification demand of different bearing multi-angle welding.

[0020] 3. The utility model discloses a rotating mechanism is provided, through electric telescopic handle can be on the bearing positioning table's bearing processing height flexible adjustment, and through the drive motor drive driving bevel gear rotation, subsequently with driving bevel gear meshing driven bevel gear will drive electric telescopic handle top connection's rotating frame rotation, thereby in the process of welding, can make the bearing rotate, and can then its surface even welding, improve the welding quality and welding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in prior art, the following will be to the specific embodiment or the prior art description needed to use the drawing briefly introduced. In all drawings, similar elements or parts are generally identified by similar reference signs. In the drawings, various elements or parts are not necessarily drawn according to actual proportion.

[0022] Figure 1 It is the whole front view of the utility model three-dimensional structure schematic diagram;

[0023] Figure 2 It is the bearing positioning table bottom area of the utility model three-dimensional structure schematic diagram;

[0024] Figure 3 It is the bearing positioning table bottom area of the utility model three-dimensional structure schematic diagram;

[0025] Figure 4 It is the bearing positioning table bottom area of the utility model three-dimensional structure schematic diagram;

[0026] Figure 5 It is the bearing positioning table bottom area of the utility model three-dimensional structure schematic diagram.

[0027] In the drawing: 1, support seat, 2, connecting frame, 3, rotating frame, 4, bearing positioning table, 5, pressure sensor, 6, threaded rod, 7, transmission bevel gear, 8, positioning rod, 9, servo motor, 10, driving bevel gear, 11, slide, 12, single-chip microcomputer, 13, angle adjusting shaft, 14, angle adjusting seat, 15, laser welding torch, 16, stepper motor, 17, worm, 18, worm wheel, 19, electric telescopic handle, 20, drive motor, 21, driving bevel gear, 22, driven bevel gear. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with 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 embodiments.

[0029] Embodiment 1, refer to Figures 1-4The utility model provides a kind of bearing stabilizing welding equipment for fan, including support seat 1, the connecting frame 2 welded to the circumferential outer wall of support seat 1, rotating frame 3, bearing positioning table 4 welded to the outer wall of rotating frame 3 top and triangular centering clamping mechanism;

[0030] In the embodiment, the triangular centering clamping mechanism includes a pressure sensor 5 fixedly embedded in the center of the top of the bearing positioning table 4, a servo control assembly, three threaded rods 6 rotatably installed on the connecting frame 2 and arranged in a ring shape, three transmission bevel gears 7 fixedly sleeved on the opposite ends of the three threaded rods 6 in sequence, and three positioning rods 8 threadedly connected to the three threaded rods 6 in sequence.

[0031] Further, the servo control assembly includes a servo motor 9 fixedly installed on the bottom center outer wall of the bearing positioning table 4 and a drive bevel gear 10 fixedly sleeved on the output shaft of the servo motor 9, and the three transmission bevel gears 7 are all in meshing connection with the drive bevel gear 10.

[0032] Further, the top of the bearing positioning table 4 is provided with three slideways 11 arranged in a ring shape, the outer walls of the three positioning rods 8 are respectively in sliding connection with the inner walls of the three slideways 11, a single-chip microcomputer 12 is fixedly installed on the top outer wall of the bearing positioning table 4, and the pressure sensor 5 and the servo motor 9 are both in electrical connection with the single-chip microcomputer 12.

[0033] In the specific implementation of the embodiment, when the bearing to be welded is placed on the bearing positioning table 4, the pressure sensor 5 senses the generation of pressure at this time, transmits a positioning signal to the single-chip microcomputer 12 at this time, controls the servo motor 9 to operate by the single-chip microcomputer 12, controls the drive bevel gear 10 to rotate by the servo motor 9 at this time, controls the three threaded rods 6 to synchronously rotate by the three transmission bevel gears 7 in meshing connection with the drive bevel gear 10, and the three positioning rods 8 threadedly connected to the three threaded rods 6 are automatically close to the center under the limiting of the three slideways 11, so that bearings of different specifications can be centered and clamped, which realizes the effect of intelligent and automatic clamping, effectively avoids the movement of the bearing during welding, and improves the stability and welding precision of welding.

[0034] Embodiment 2, refer to Figures 1-2 and Figure 5 The embodiment is optimized on the basis of Embodiment 1, specifically: the bearing stabilizing welding equipment for fan further includes an angle-adjustable welding gun mechanism and a rotating mechanism.

[0035] In the embodiment, the angle-adjustable welding gun mechanism includes a self-locking driver, an angle adjusting shaft 13 rotatably installed on the upper part of the connecting frame 2, an angle adjusting seat 14 fixedly connected to the angle adjusting shaft 13, and a laser welding gun 15 fixedly installed on the angle adjusting seat 14.

[0036] Further, the self-locking driver comprises a stepping motor 16 fixedly installed on the outer wall of the upper portion of the front edge of the connecting frame 2, a worm 17 fixedly sleeved on the output shaft of the stepping motor 16 and a worm wheel 18 fixedly sleeved on one end of the angle adjusting shaft 13 and engaged with the worm 17.

[0037] In use, the angle-adjustable welding gun mechanism drives the worm 17 to rotate through the stepping motor 16, and then the worm wheel 18 engaged with the worm 17 drives the angle adjusting seat 14 connected to the angle adjusting shaft 13 to rotate, so that the welding angle of the laser welding gun 15 can be flexibly adjusted, thereby meeting the diversified needs of multi-angle welding of different bearings.

[0038] In the embodiment, the rotating mechanism comprises an electric telescopic rod 19, a driving motor 20 fixedly installed on the outer wall of the top portion of the support seat 1, a driving bevel gear 21 fixedly sleeved on the output shaft of the driving motor 20 and a driven bevel gear 22 fixedly sleeved on the electric telescopic rod 19.

[0039] Further, the bottom end of the electric telescopic rod 19 is connected to the inner wall of the top portion of the support seat 1 through a bearing, the telescopic end of the electric telescopic rod 19 is fixedly connected to the outer wall of the bottom portion of the rotating frame 3, and the driving bevel gear 21 and the driven bevel gear 22 are engaged with each other.

[0040] In addition, in order to ensure the normal power supply of the electrical elements installed on the bearing positioning table 4 and the electric telescopic rod 19 in the subsequent rotating state, a corresponding electric slip ring can be installed on the electric telescopic rod 19.

[0041] In use, the rotating mechanism can flexibly adjust the bearing machining height on the bearing positioning table 4 through the electric telescopic rod 19, and the rotating frame 3 connected to the top end of the electric telescopic rod 19 is driven to rotate through the driving bevel gear 21 driven to rotate by the driving motor 20 and the driven bevel gear 22 engaged with the driving bevel gear 21, so that the bearing can be rotated during welding, thereby uniformly welding the surface of the bearing and improving the welding quality and efficiency.

[0042] The use process of the utility model is: firstly, when the bearing to be welded is placed on the bearing positioning table 4, the pressure sensor 5 senses that pressure is generated at this time, at this time, the positioning signal is transmitted to the single-chip microcomputer 12, the single-chip microcomputer 12 controls the servo motor 9 to run, at this time, the servo motor 9 controls the driving bevel gear 10 to rotate, then the three transmission bevel gears 7 engaged with the driving bevel gear 10 control the three threaded rods 6 to rotate synchronously, then under the limiting of the three slides 11, the three positioning rods 8 threadedly connected with the three threaded rods 6 automatically approach the center, the different specifications of bearings can be centered and clamped, so that the effect of intelligent automatic clamping is realized, the situation that the bearing moves during welding can be effectively avoided, and the stability and welding precision of welding are improved.

[0043] Secondly, the worm 17 is driven to rotate by the stepper motor 16, then the angle adjusting seat 14 connected to the angle adjusting shaft 13 is driven to rotate by the worm gear 18 engaged with the worm 17, so that the welding angle of the laser welding gun 15 can be flexibly adjusted, the diversified demands of multi-angle welding of different bearings are facilitated, and the bearing machining height on the bearing positioning table 4 can be flexibly adjusted by the electric telescopic rod 19;

[0044] Finally, after the adjustment is completed, the rotary frame 3 connected to the top end of the electric telescopic rod 19 is driven to rotate by the driven bevel gear 22 engaged with the driving bevel gear 21 driven to rotate by the driving motor 20, so that the bearing can rotate in the welding process, the surface of the bearing can be uniformly welded, and the welding quality and welding efficiency are improved.

[0045] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A bearing stabilization welding device for wind turbines, comprising a support base (1), a connecting frame (2) welded to the outer circumference of the support base (1), a rotating frame (3), and a bearing positioning platform (4) welded to the top outer wall of the rotating frame (3), characterized in that, It also includes a triangular centering clamping mechanism, an angle-adjustable welding torch mechanism, and a rotating mechanism; The triangular centering clamping mechanism includes a pressure sensor (5) fixedly embedded in the top center of the bearing positioning table (4), a servo control component, three threaded rods (6) rotatably mounted on the connecting frame (2) and distributed in a ring, three transmission bevel gears (7) fixedly mounted on one end of the three threaded rods (6) in sequence, and three positioning rods (8) threadedly connected to the three threaded rods (6) in sequence. The angle-adjustable welding gun mechanism includes a self-locking driver, an angle adjustment shaft (13) rotatably mounted on the upper part of the connecting frame (2), an angle adjustment seat (14) fixedly connected to the angle adjustment shaft (13), and a laser welding gun (15) fixedly mounted on the angle adjustment seat (14).

2. The fan bearing stabilization welding equipment according to claim 1, characterized in that, The servo control assembly includes a servo motor (9) fixedly mounted on the outer wall of the center of the bottom of the bearing positioning platform (4) and a drive bevel gear (10) fixedly mounted on the output shaft of the servo motor (9), and all three transmission bevel gears (7) mesh with the drive bevel gear (10).

3. The wind turbine bearing stabilization welding equipment according to claim 1, characterized in that, The bearing positioning platform (4) has three annularly distributed slides (11) on its top, and the outer walls of the three positioning rods (8) are slidably connected to the inner walls of the three slides (11).

4. The wind turbine bearing stabilization welding equipment according to claim 1, characterized in that, A microcontroller (12) is fixedly installed on the top outer wall of the bearing positioning platform (4), and the pressure sensor (5) and the servo motor (9) are electrically connected to the microcontroller (12).

5. The wind turbine bearing stabilization welding equipment according to claim 1, characterized in that, The self-locking driver includes a stepper motor (16) fixedly mounted on the upper outer wall of the front side of the connecting frame (2), a worm gear (17) fixedly mounted on the output shaft of the stepper motor (16), and a worm wheel (18) fixedly mounted on one end of the angle adjustment shaft (13) and meshing with the worm gear (17).

6. The wind turbine bearing stabilization welding equipment according to claim 1, characterized in that, The rotating mechanism includes an electric telescopic rod (19), a drive motor (20) fixedly installed on the top outer wall of the support base (1), a driving bevel gear (21) fixedly mounted on the output shaft of the drive motor (20), and a driven bevel gear (22) fixedly mounted on the electric telescopic rod (19).

7. The wind turbine bearing stabilization welding equipment according to claim 6, characterized in that, The bottom end of the electric telescopic rod (19) is connected to the top inner wall of the support base (1) through a bearing, and the telescopic end of the electric telescopic rod (19) is fixedly connected to the bottom center outer wall of the rotating frame (3).

8. The wind turbine bearing stabilization welding equipment according to claim 6, characterized in that, The driving bevel gear (21) meshes with the driven bevel gear (22).

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