Search

CN-122007783-A - Positioner applicable to welding of shrimp waist elbows

CN122007783ACN 122007783 ACN122007783 ACN 122007783ACN-122007783-A

Abstract

The invention relates to the technical field of mechanical engineering, and aims to solve the problems that in the prior art, a positioner cannot be simultaneously adapted to welding of shrimp waist elbows with different diameters, lengths and angles, and is difficult to flexibly adjust the position of a welding line, integrate and have poor operation convenience; the driving position changing machine is provided with a first box body, a clamp assembly and a driving assembly, the driven position changing machine is provided with a second box body, a clamp assembly and a brake assembly, the clamp assemblies are respectively connected with the corresponding box bodies in a screwed mode, the driving assembly is connected with the first clamp assembly, and the brake assembly brakes the second clamp assembly. The welding device has the advantages that the welding device can be simultaneously adapted to welding operations of the shrimp waist elbows with different diameters, lengths and angles, can flexibly and accurately adjust welding seams to required welding positions, is high in equipment integration degree and convenient to operate, and effectively improves the efficiency and the accuracy of the welding operations.

Inventors

  • HU YACHUN
  • HU HAOJIE
  • XIAO YILIN
  • XIAO DANYA
  • Zhou Xiaoduan
  • XIAO WEI

Assignees

  • 仁新焊机机器人(成都)股份有限公司

Dates

Publication Date
20260512
Application Date
20260414

Claims (10)

  1. 1. The utility model provides a positioner that can be applicable to welding of dried small shrimp waist elbow which characterized in that: The automatic control system is used for controlling the coordination operation of the sliding rail base (1), the fixing frame (2), the bottom rail moving assembly (3), the driving positioner (4) and the driven positioner (5); The driving position changing machine (4) is fixed on the fixed frame (2) through bolts, the driven position changing machine (5) is fixed on the bottom rail moving assembly (3) through bolts, and the bottom rail moving assembly (3) is in sliding fit with the sliding rail base (1); The slide rail base (1) comprises a base workpiece (6), a linear slide rail (7) and a longitudinal rack (8), wherein the linear slide rail (7) and the longitudinal rack (8) are arranged on the base workpiece (6); The bottom rail moving assembly (3) comprises a bottom rail moving plate (9), a fixed block (10), a sliding block (11), a moving gear (12), a planetary reducer (13) and a first servo motor (14), wherein the sliding block (11) is installed on the bottom rail moving plate (9) through the fixed block (10), the sliding block (11) is in sliding fit with the linear sliding rail (7), the output end of the first servo motor (14) is connected with the planetary reducer (13), the planetary reducer (13) is in transmission connection with the moving gear (12), and the moving gear (12) is meshed with the longitudinal rack (8); The driving positioner (4) comprises a first box body assembly (15), a first clamp assembly (16) and a driving assembly (17), the driven positioner (5) comprises a second box body assembly (18), a second clamp assembly (19) and a brake assembly (20), the first box body assembly (15) and the second box body assembly (18) are identical in structure, and the first clamp assembly (16) and the second clamp assembly (19) are identical in structure; The first clamp assembly (16) is rotatably connected to the first box assembly (15), the driving assembly (17) is in transmission connection with the first clamp assembly (16), the second clamp assembly (19) is rotatably connected to the second box assembly (18), and the brake assembly (20) is in braking connection with the second clamp assembly (19).
  2. 2. The positioner applicable to welding of shelled shrimp waist elbows according to claim 1, wherein: The first box body assembly (15) and the second box body assembly (18) comprise box body workpieces (21), a slewing bearing (22) and a gear protecting cover (23), the slewing bearing (22) is installed on the box body workpieces (21), and the gear protecting cover (23) is covered on the outer side of the slewing bearing (22).
  3. 3. The positioner applicable to welding of shelled shrimp waist elbows according to claim 2, wherein: The first clamp assembly (16) and the second clamp assembly (19) comprise an arm overturning assembly (24), a lifting seat assembly (25), an angle base (26), a semicircular rack (27), an upper fin assembly (28), a lower fin assembly (29), a first screw (30), a second screw (31), a first counter screw (32), a second counter screw (33), a lock pin (34), a first coupling (35) and a second coupling (36), the semicircular rack (27) is fixed on the angle base (26), the lifting seat assembly (25) is slidably fixed on the arm overturning assembly (24), the first screw (30) is connected with the first counter screw (32) through the first coupling (35), the second screw (31) is connected with the second counter screw (33) through the second coupling (36), the upper fin assembly (28) is matched with the first screw (30) and the first counter screw (32), the lower fin assembly (29) is connected with the second screw (33) through the first coupling (35), and the second screw (33) is connected with the lifting seat assembly (25) through the second coupling (35).
  4. 4. A positioner suitable for welding a shrimp waist elbow according to claim 3, wherein: The arm overturning assembly (24) comprises a flange (37), a dovetail slideway (38), a sliding cover (39), a screw rod (40), a screw rod nut (41), a second speed reducer (42) and a second servo motor (43), wherein the flange (37) is fixedly connected with the slewing bearing (22), the dovetail slideway (38) is arranged on the flange (37), the sliding cover (39) is in sliding fit with the dovetail slideway (38), the output end of the second servo motor (43) is connected with the second speed reducer (42), the second speed reducer (42) is in transmission connection with the screw rod (40), and the screw rod nut (41) is in threaded fit with the screw rod (40) and is in bolt fixed connection with the lifting seat assembly (25).
  5. 5. A positioner suitable for welding a shrimp waist elbow according to claim 3, wherein: Lifting seat subassembly (25) are including lifting base (44), first bearing frame (45), second bearing frame (46), bearing (47), cylindrical gear (48), third reduction gear (49) and third motor (50), lifting base (44) with sliding closure (39) and screw nut (41) bolt fixed connection, first bearing frame (45) and second bearing frame (46) symmetry install on lifting base (44), the both ends of bearing (47) set up respectively in first bearing frame (45) and second bearing frame (46), cylindrical gear (48) are located on bearing (47), the output transmission of third motor (50) be connected in third reduction gear (49), the output transmission of third reduction gear (49) be connected in bearing (47), cylindrical gear (48) with semicircle rack (27) mesh mutually.
  6. 6. The positioner applicable to welding of shelled shrimp waist elbows according to claim 2, wherein: The driving assembly (17) comprises a speed reducer bracket (51), a driving gear (52), a transmission shaft (53), an external shaft motor (54) and an external speed reducer (55), wherein the speed reducer bracket (51) is installed on the first box assembly (15), the output end of the external shaft motor (54) is in transmission connection with the external speed reducer (55), the external speed reducer (55) is in transmission connection with the transmission shaft (53), and the driving gear (52) is installed on the transmission shaft (53) and meshed with the slewing bearing (22).
  7. 7. A positioner suitable for welding a shrimp waist elbow according to claim 3, wherein: The first clamp assembly (16) and the second clamp assembly (19) further comprise an upper fin nut (56), an upper fin nut counter tooth (57), a lower fin nut (58) and a lower fin nut counter tooth (59), the upper fin nut (56) and the upper fin nut counter tooth (57) are respectively in threaded fit with the first screw rod (30) and the first counter screw rod (32) and are respectively connected with a first clamping jaw (60) and a second clamping jaw (61) through bolts, and the lower fin nut (58) and the lower fin nut counter tooth (59) are respectively in threaded fit with the second screw rod (31) and the second counter screw rod (33) and are respectively connected with a third clamping jaw (62) and a fourth clamping jaw (63) through bolts.
  8. 8. The positioner applicable to welding of shelled shrimp waist elbows according to claim 7, wherein: the upper fin nut (56) is an orthodontic nut, the upper fin nut counter teeth (57) are counter teeth nuts, and the upper fin nut and the counter teeth nuts are symmetrically arranged on two sides of the upper fin assembly (28).
  9. 9. The positioner applicable to welding of shelled shrimp waist elbows according to claim 7, wherein: The lower fin nut (58) is an orthodontic nut, the lower fin nut counter teeth (59) are counter teeth nuts, and the lower fin nut counter teeth and the counter teeth are symmetrically arranged on two sides of the lower fin assembly (29).
  10. 10. The positioner applicable to welding of the shrimp waist elbow according to claim 5, wherein: The number of the cylindrical gears (48) in the lifting seat assembly (25) is two, and the two cylindrical gears (48) are symmetrically arranged and are meshed with the semicircular racks (27).

Description

Positioner applicable to welding of shrimp waist elbows Technical Field The invention relates to the technical field of mechanical engineering, in particular to a positioner applicable to welding of a shrimp waist elbow. Background In the welding processing field of shelled shrimp waist elbow, shelled shrimp waist elbow has the diameter, length and the space angle design of many specifications because of the application scene is different, and welding operation only needs to be accurate with the adjustment of the joint welding seam of different specification elbows to the adaptation position, just can ensure welding quality and operating efficiency, has put forward high requirement to the centre gripping suitability, position and the angle adjustment ability of machine of shifting. At present, most of conventional welding positioner in the market are designed in a single specification, only can realize the rotation or simple movement function of a foundation, cannot simultaneously adapt to the clamping and positioning requirements of shrimp waist elbows with different diameters and lengths, and lacks a flexible space angle adjusting structure, so that accurate angle and displacement adjustment is difficult to complete according to the position change of a welding seam, and the welding suitability of equipment to the shrimp waist elbows with multiple specifications is poor. Meanwhile, the traditional position changing machine is low in integration degree of an adjusting structure, complex in operation and capable of achieving welding operation of shrimp waist elbows with different specifications, the clamp or adjusting equipment is required to be replaced for many times, the manual operation cost is increased, the welding precision of welding seams is easily affected due to adjusting errors, the high-efficiency and accurate welding requirements of the shrimp waist elbows with various specifications in industrial production cannot be met, and therefore the special position changing machine with strong adaptability and flexible adjustment is required to be researched and developed urgently, and the technical problems are solved. Disclosure of Invention The invention aims to provide a positioner applicable to welding of a dried small shrimp waist elbow, and aims to solve the problems that the positioner in the prior art cannot be simultaneously adapted to welding of dried small shrimp waist elbows with different diameters, lengths and angles, the position of a welding line is difficult to flexibly adjust, and the positioner is integrated and has poor operation convenience. Embodiments of the present invention are implemented as follows: the embodiment of the invention provides a positioner applicable to welding of a shrimp waist elbow, which comprises an automatic control system for controlling a slide rail base, a fixed frame, a bottom rail moving assembly, a driving positioner and a driven positioner to operate in a coordinated manner; the driving positioner bolt is fixed on the fixed frame, the driven positioner bolt is fixed on the bottom rail moving assembly, and the bottom rail moving assembly is in sliding fit with the sliding rail base; The slide rail base comprises a base workpiece, a linear slide rail and a longitudinal rack, wherein the linear slide rail and the longitudinal rack are arranged on the base workpiece; The bottom rail moving assembly comprises a bottom rail moving plate, a fixed block, a sliding block, a moving gear, a planetary reducer and a first servo motor, wherein the sliding block is arranged on the bottom rail moving plate through the fixed block, the sliding block is in sliding fit with the linear sliding rail, the output end of the first servo motor is connected with the planetary reducer, the planetary reducer is in transmission connection with the moving gear, and the moving gear is meshed with the longitudinal rack; The driven positioner comprises a second box body component, a second clamp component and a brake component, the first box body component and the second box body component are identical in structure, and the first clamp component and the second clamp component are identical in structure; The first clamp assembly is rotatably connected to the first box assembly, the driving assembly is in transmission connection with the first clamp assembly, the second clamp assembly is rotatably connected to the second box assembly, and the brake assembly is in braking connection with the second clamp assembly. When the device works, the first servo motor of the bottom rail moving assembly outputs power, the planetary reducer drives the moving gear to rotate, the moving gear is meshed with the longitudinal rack of the sliding rail base to drive the sliding block to slide along the linear sliding rail, the bottom rail moving plate and the driven position changing machine fixed on the bolt are driven to move and adapt to shrimp waist elbows with different lengths, the driving assem