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CN-224223117-U - Fan blade welding positioning device

CN224223117UCN 224223117 UCN224223117 UCN 224223117UCN-224223117-U

Abstract

The application relates to the technical field of fan blade welding, in particular to a fan blade welding positioning device, wherein a plurality of groups of fan blade positioning mechanisms encircle a bearing positioning mechanism, a plurality of groups of bearing components on a first bearing strip and a second bearing strip of the fan blade positioning mechanism are abutted with the surfaces of fan blades to form a plurality of contact points of the bearing components and the fan blades, the plurality of contact points effectively disperse welding stress and reduce deformation of the fan blades caused by stress concentration, and a limit piece is matched with the fan blades to slide and arranged on the second bearing strip, so that accurate limit of the fan blades can be realized according to the requirements of the fan blades with different specifications, and the welding quality and the product precision of the fan blades are remarkably improved.

Inventors

  • ZHAO XIAOZHOU

Assignees

  • 东莞市百旺电机科技有限公司

Dates

Publication Date
20260512
Application Date
20250607

Claims (8)

  1. 1. The utility model provides a fan blade welding positioning device installs on fan blade welding equipment, its characterized in that, including bearing frame (2), flabellum positioning mechanism (3) and bearing positioning mechanism (4), flabellum positioning mechanism (3) are fixed on bearing frame (2), flabellum positioning mechanism (3) are provided with a plurality of, a plurality of flabellum positioning mechanism (3) are followed bearing positioning mechanism (4) encircle and form, flabellum positioning mechanism (3) include first carrier bar (31) and second carrier bar (32), first carrier bar (31) with second carrier bar (32) upper surface is provided with and bears subassembly (7), bear subassembly (7) and be provided with a plurality of, bear subassembly (7) vertical fixation first carrier bar (31) with on second carrier bar (32).
  2. 2. A fan blade welding positioning device according to claim 1, wherein the bearing assembly (7) comprises a threaded rod (71) and a nut (72), the upper surfaces of the first bearing bar (31) and the second bearing bar (32) are provided with threaded holes, the threaded rod (71) is in threaded fit with the threaded holes, the nut (72) is in threaded fit with the threaded rod (71), and the nut (72) is in abutting connection with the upper surfaces of the first bearing bar (31) and the second bearing bar (32).
  3. 3. The fan blade welding positioning device according to claim 2, wherein the fan blade positioning mechanism (3) further comprises a limiting piece (33), the limiting piece (33) is provided with a plurality of limiting pieces (33), the plurality of limiting pieces (33) are all arranged on the second bearing strip (32) in a sliding mode, the limiting piece (33) comprises a limiting piece (331) and a sliding strip (332), the limiting piece (331) is vertically fixed on the sliding strip (332), the sliding strip (332) is provided with a fixing groove (3321), the limiting piece (33) is fixed on the upper surface of the second bearing strip (32) through the bearing assembly (7), the threaded rod (71) penetrates through the fixing groove (3321), and the nut (72) is in butt joint with the upper surface of the sliding strip (332).
  4. 4. The fan blade welding and positioning device according to claim 2, wherein the bearing positioning mechanism (4) comprises a positioning block (41) and a connecting strip (42), the connecting strip (42) is arranged on the outer side of the positioning block (41) in a surrounding mode, one end of the connecting strip (42) is fixedly connected with the peripheral wall of the positioning block (41), the other end of the connecting strip (42) is fixedly connected with the inner wall of the bearing frame (2), the positioning block (41) is provided with a positioning groove (411), a limit strip (412) is arranged at the edge of the positioning groove (411), a plurality of limit strips (412) are arranged, and the limit strips (412) are vertically fixed with the upper surface of the edge of the positioning groove (411).
  5. 5. The fan blade welding positioning device according to claim 1, further comprising a base (1), wherein the base (1) is fixed on a fan blade welding device, the bearing frame (2) is arranged on the upper surface of the base (1), and the bearing frame (2) is detachably connected with the base (1).
  6. 6. The fan blade welding and positioning device according to claim 5, wherein the base (1) is provided with positioning columns (11), the positioning columns (11) are provided with a plurality of positioning holes (21), and the positioning holes (21) are in plug-in fit with the positioning columns (11).
  7. 7. The fan blade welding and positioning device according to claim 5, further comprising a fixing mechanism (5), wherein a plurality of fixing mechanisms (5) are arranged along the circumference of the base (1), each fixing mechanism (5) comprises a driving cylinder (51) and a clamp (52), the driving cylinders (51) are fixedly connected with the base (1), a piston rod of each driving cylinder (51) is fixedly connected with the corresponding clamp (52), and the corresponding clamp (52) is used for pressing the corresponding bearing frame (2).
  8. 8. A fan blade welding and positioning device according to claim 1, characterized in that the carrier (2) is provided with a handle (6), the handle (6) being hinged to the edge of the carrier (2).

Description

Fan blade welding positioning device Technical Field The application relates to the technical field of welding of fan blades, in particular to a welding positioning device for fan blades. Background The fan core function is to convert electric energy into mechanical energy through the motor, and then compress and transport gaseous medium such as air, realizes the energy conversion process of pressure promotion and flow control, and fan blade is assembled through welding process by bearing and a plurality of blade. In the related art, in the welding process of the current bearing and the fan blade, the fan blade is placed on the positioning device, and usually, the fan blade and the positioning device are in single-point contact or line contact and fixed through the clamp, so that the fan blade is kept at a relatively stable position in the welding process. However, the method has the defects that stress generated in the welding process is often concentrated on a contact point or a contact line and cannot be effectively dispersed into the whole part, the stress concentration phenomenon can cause deformation of the part, and in the welding process, the stress is concentrated on the contact point or the contact line, so that the stability is low, and the fan blade is easily deflected due to external force, so that the welding quality and the product precision are affected. Disclosure of utility model In order to solve the problems, the application provides a fan blade welding and positioning device. The application provides a fan blade welding and positioning device which adopts the following technical scheme: The utility model provides a fan blade welding positioning device installs on fan blade welding equipment, includes carrier, flabellum positioning mechanism and bearing positioning mechanism, flabellum positioning mechanism fixes on the carrier, flabellum positioning mechanism is provided with a plurality of, a plurality of flabellum positioning mechanism follows bearing positioning mechanism encircles and forms, flabellum positioning mechanism includes first carrier strip and second carrier strip, first carrier strip with second carrier strip upper surface is provided with the carrier assembly, the carrier assembly is provided with a plurality of, the carrier assembly vertical fixation is in first carrier strip with on the second carrier strip. Through adopting above-mentioned technical scheme, the flabellum is placed on flabellum positioning mechanism, a plurality of bearing assembly and the surface butt of flabellum have formed the contact point of multiunit bearing assembly and flabellum, these contact points can be effectively with stress dispersion to whole flabellum in the welding process, reduced stress concentration on single contact point or contact line, thereby reduced the flabellum and because of the deformation that stress concentration produced, simultaneously, the stability of welding process has also been improved in the setting of a plurality of contact points, the skew that the flabellum leads to because of external force has been reduced, and then guaranteed the promotion of welding quality and product precision. Preferably, the bearing assembly comprises a threaded rod and a nut, threaded holes are formed in the upper surfaces of the first bearing strip and the second bearing strip, the threaded rod is in threaded fit with the threaded hole, the nut is in threaded fit with the threaded rod, and the nut is in butt joint with the upper surfaces of the first bearing strip and the second bearing strip. Through adopting above-mentioned technical scheme, the threaded rod passes through the nut and is fixed at the upper surface that first born the weight of strip and second born the weight of strip with the butt of first born the weight of strip and second born the weight of strip, the flabellum is placed on flabellum positioning mechanism, a plurality of screw rod and flabellum butt can provide stable bearing for the flabellum, form a plurality of contact points simultaneously, the stress that produces is dispersed effectively, thereby showing the deformation that has reduced the flabellum because of stress concentration produces, the stability of welding process has been improved, the skew that the flabellum leads to because of external force has been reduced, the promotion of welding quality and product precision has been ensured Preferably, the fan blade positioning mechanism further comprises a limiting part, the limiting part is provided with a plurality of limiting parts, the limiting parts are slidably arranged on the second bearing strip, the limiting part comprises a limiting block and a sliding strip, the limiting block is vertically fixed on the sliding strip, the sliding strip is provided with a fixing groove, the limiting part is fixed on the upper surface of the second bearing strip through the bearing assembly, the threaded rod penetrates through the fixing groove and is in