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CN-122007755-A - Circuit breaker shell branch pipe welding equipment and processing technology

CN122007755ACN 122007755 ACN122007755 ACN 122007755ACN-122007755-A

Abstract

The application discloses a welding device and a processing technology for a branch pipe of a circuit breaker shell, which relate to the technical field of welding processing, and comprise a welding device and a clamping device; the welding device comprises a movable mechanism and a welding mechanism, wherein the movable mechanism comprises a fixed frame, a sliding table, a first driving piece, a movable frame and a second driving piece, the clamping device comprises a clamping mechanism, the clamping mechanism comprises a base body, a rotating frame, a third driving piece, two movable bases, two clamping assemblies and a plurality of fourth driving pieces, the processing technology of a breaker shell comprises the following steps of S1, processing and forming a main pipe and a branch pipe, S2, primarily welding and fixing the branch pipe and the outer side of the main pipe, S3, clamping and positioning the main pipe on the clamping device, and S4, controlling the welding device to finish inner side welding. The application can effectively improve the efficiency and effect of welding and fixing the branch pipe and the main pipe, thereby effectively improving the quality of welding processing.

Inventors

  • ZHU WEI

Assignees

  • 华鼎(厦门)电力设备有限公司

Dates

Publication Date
20260512
Application Date
20260312

Claims (10)

  1. 1. The welding equipment for the branch pipe of the circuit breaker shell is characterized by comprising a welding device (1) and a clamping device (2), wherein the welding device (1) is arranged on one side of the clamping device (2); the welding device (1) comprises a movable mechanism (11) and a welding mechanism (12); The movable mechanism (11) comprises a fixed frame (111), a sliding table (112), a first driving piece (113), a movable frame (114) and a second driving piece (115); the welding device comprises a fixed frame (111), a movable frame (114), a welding mechanism (12), a first driving piece (113), a second driving piece (115) and a welding mechanism (12), wherein the fixed frame (111) is vertically and fixedly arranged, the sliding table (112) is arranged on the fixed frame (111) in a sliding manner along the vertical direction, the first driving piece (113) is used for driving the sliding table (112) to slide, the movable frame (114) is movably arranged on the sliding table (112) along the horizontal direction, the second driving piece (115) is used for driving the movable frame (114) to move, the welding mechanism (12) comprises a welding gun (121), and the welding gun (121) is arranged at one end, close to the clamping device (2), of the movable frame (114); the clamping device (2) comprises a clamping mechanism (21) for clamping the shell (3); The clamping mechanism (21) comprises a base body (211), a rotating frame (212), a third driving piece (213), two movable seats (214), two clamping assemblies (215) and a plurality of fourth driving pieces (216), wherein the rotating frame (212) is rotatably arranged on one side, close to the welding device (1), of the base body (211), the rotating axis of the rotating frame is parallel to the moving direction of the movable frame (114), the third driving piece (213) is used for driving the movable seat (214) to be movably arranged on the rotating frame (212), the moving direction of the movable seat is parallel to the length direction of the rotating frame (212), the fourth driving pieces (216) are used for driving the movable seat (214) to move, the two clamping assemblies (215) are respectively in one-to-one correspondence with the two movable seats (214), and the clamping assemblies (215) are arranged on the corresponding movable seats (214); The clamping assembly (215) comprises two cushion blocks (2152) and a tensioner (2151), wherein the cushion blocks (2152) are arranged on one side, close to the welding device (1), of the movable seat (214) and are used for enabling a main pipe (31) to abut against one side, close to the clamping mechanism (21), of the movable seat, the tensioner (2151) is arranged on the movable seat (214) and is used for driving the main pipe (31) to abut against the two cushion blocks (2152) after encircling the main pipe (31).
  2. 2. The circuit breaker housing branch pipe welding equipment according to claim 1, wherein the welding mechanism (12) further comprises an adjusting assembly (122), the adjusting assembly (122) is arranged at one end of the movable frame (114) close to the clamping device (2), the welding gun (121) is detachably connected with the adjusting assembly (122), and the adjusting assembly (122) is used for adjusting the position state of the welding gun (121).
  3. 3. The circuit breaker housing branch pipe welding equipment according to claim 1, wherein a relief groove (106) for the rotating frame (212) to rotate in and out is arranged between the welding device (1) and the clamping device (2).
  4. 4. A circuit breaker housing branch pipe welding apparatus according to claim 3, wherein said clamping means (2) further comprises an auxiliary mechanism (22) for auxiliary clamping means (21) to clamp said housing (3); The auxiliary mechanism (22) comprises a lifting table (221), the lifting table (221) is arranged in the yielding groove (106), the top of the lifting table is used for enabling the shell (3) to be vertically placed, the lifting table is used for driving the shell (3) to move in the vertical direction, and when the rotating frame (212) rotates to be vertical in the length direction, the rotating frame is located above the lifting table (221) and aligned with the lifting table (221) in the length direction.
  5. 5. A circuit breaker housing branch welding apparatus according to claim 4, wherein the clamping mechanism (21) further comprises a connecting seat (217) and a fifth driving member (218), and it comprises two fourth driving members (216) in total; the connecting seat (217) is movably arranged on the rotating frame (212), the moving direction of the connecting seat is parallel to the length direction of the rotating frame (212), the fifth driving piece (218) is used for driving the connecting seat (217) to move, the movable seat (214) is movably connected with the connecting seat (217), and the two fourth driving pieces (216) are in one-to-one correspondence with the two movable seats (214).
  6. 6. The circuit breaker housing branch pipe welding apparatus according to claim 5, wherein the tensioner (2151) comprises a tensioner belt (101), a tensioner wheel (102), a sixth driver (103) and a seventh driver (104); the outer side of the tension wheel (102) is meshed with the inner side of the tension belt (101), the sixth driving piece (103) is used for driving the tension wheel (102) to move along a direction parallel to the rotation axis of the rotating frame (212), and the seventh driving piece (104) is used for driving the tension wheel (102) to rotate; when the tightening belt (101) is tightly attached to the main pipe (31) in a surrounding mode, the tightening wheel (102) rotates to drive the tightening belt (101) to drive the main pipe (31) to rotate.
  7. 7. The circuit breaker housing branch pipe welding apparatus according to claim 6, wherein a plurality of rollers are rotatably provided on a side of the spacer (2152) against the main pipe (31), and a rotation axis of the rollers (105) is parallel to a rotation axis of the tension wheel (102).
  8. 8. A circuit breaker housing branch pipe welding apparatus according to claim 5, wherein said auxiliary mechanism (22) further comprises a positioning assembly (222) for determining the state of the clamping position of said housing (3); The positioning assembly (222) comprises a light emitting part (2221) and a projection plate (2222), wherein the light emitting part (2221) is arranged on the rotating frame (212), the position of the light emitting part on the rotating frame (212) is aligned with the rotating axis of the rotating frame (212), the light emitting part is used for emitting light along the rotating axis of the rotating frame (212) in a direction close to the welding device (1), the projection plate (2222) is arranged on the movable frame (114) and is positioned on one side, deviating from the clamping device (2), of the welding gun (121), and the projection plate is perpendicular to the light emitting direction of the light emitting part (2221).
  9. 9. The circuit breaker housing branch pipe welding apparatus as recited in claim 8, wherein said positioning assembly (222) further comprises a light sensing module (2223), said light sensing module (2223) is disposed on a side of said projection plate (2222) adjacent to said light emitting element (2221) in signal connection with both said fifth driving element (218) and both said tensioners (2151), and is configured to drive the branch pipe (32) to coincide with the rotational axis of said turret (212).
  10. 10. A circuit breaker housing processing technology based on a circuit breaker housing branch pipe welding apparatus according to any one of claims 1-9, characterized by comprising the steps of: s1, machining and forming the main pipe (31) and the branch pipe (32); S2, preliminarily welding and fixing the branch pipe (32) and the outer side of the main pipe (31); S3, clamping and positioning the main pipe (31) on the clamping device (2); s4, controlling the welding device (1) to finish inner side welding.

Description

Circuit breaker shell branch pipe welding equipment and processing technology Technical Field The application relates to the technical field of welding processing, in particular to a welding device and a processing technology for a branch pipe of a circuit breaker shell. Background The extra-high voltage circuit breaker is the most complex and important electrical appliance in high voltage equipment, has the rated voltage exceeding 800 kilovolts and the short-time withstand voltage 1650 kilovolts and above, has the dual functions of control and protection, and is mainly applied to extra-high voltage substations, power plants, switch stations, transmission lines and power lines. The shell of the extra-high voltage circuit breaker is used as a core key component for determining the safety, reliability and performance of the extra-high voltage circuit breaker and even the whole extra-high voltage transmission system, is usually formed in a welding processing mode, and is high in precision required by processing. The shell of the extra-high voltage circuit breaker generally comprises a main pipe and a plurality of branch pipes, wherein the plurality of branch pipes are respectively distributed on two sides of the main pipe and symmetrically distributed on two sides of the main pipe, in the welding process, a worker is required to weld and fix the branch pipes with the main pipe, and in order to ensure the strength of the welding and fixing, the welding process is generally required to be carried out on the inner side and the outer side. Because the size of the shell of the extra-high voltage circuit breaker is larger, the difficulty and the engineering quantity of welding processing are both larger, and the efficiency and the effect of manual welding are both limited. Disclosure of Invention The application provides a welding device and a processing technology for a branch pipe of a circuit breaker shell, which can effectively improve the efficiency and the effect of welding and fixing the branch pipe and a main pipe, thereby effectively improving the quality of welding and processing of the shell of an extra-high voltage circuit breaker. In one aspect, the application provides a welding device for a branch pipe of a circuit breaker shell, which adopts the following technical scheme: the welding equipment for the branch pipe of the circuit breaker shell comprises a welding device and a clamping device, wherein the welding device is arranged on one side of the clamping device; the welding device comprises a movable mechanism and a welding mechanism; The movable mechanism comprises a fixed frame, a sliding table, a first driving piece, a movable frame and a second driving piece, wherein the fixed frame is vertically and fixedly arranged, the sliding table is arranged on the fixed frame in a sliding manner along the vertical direction, the first driving piece is used for driving the sliding table to slide, the movable frame is movably arranged on the sliding table along the horizontal direction, the second driving piece is used for driving the movable frame to move, the welding mechanism comprises a welding gun, and the welding gun is arranged at one end of the movable frame, which is close to the clamping device; the clamping device comprises a clamping mechanism for clamping the shell; The clamping mechanism comprises a base body, a rotating frame, a third driving piece, two movable seats, two clamping assemblies and a plurality of fourth driving pieces, wherein the rotating frame is rotatably arranged on one side, close to the welding device, of the base body, the rotating axis of the rotating frame is parallel to the moving direction of the movable frame, the third driving piece is used for driving the movable frame, the movable seat is movably arranged on the rotating frame, the moving direction of the movable seat is parallel to the length direction of the rotating frame, the fourth driving piece is used for driving the movable seat to move, the two clamping assemblies are respectively in one-to-one correspondence with the two movable seats, and the clamping assemblies are arranged on the corresponding movable seats; The clamping assembly comprises two cushion blocks and a tensioner, wherein the cushion blocks are arranged on one side, close to the welding device, of the movable seat, and one side, close to the clamping mechanism, of the main pipe abuts against the cushion blocks, the tensioner is arranged on the movable seat and is used for driving the main pipe to keep abutting against the two cushion blocks after encircling the main pipe. Through the technical scheme, after the shell is clamped and positioned at the two ends of the main pipe through the two clamping assemblies, the movable seat is controlled to move and the rotating frame is controlled to rotate, so that the shell can be in a required position state, and then a worker controls the welding device to enable the welding point of the welding