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CN-224223124-U - High-efficient mechanical welding auxiliary fixture

CN224223124UCN 224223124 UCN224223124 UCN 224223124UCN-224223124-U

Abstract

The utility model relates to the technical field of machining equipment and discloses a high-efficiency mechanical welding auxiliary clamp which comprises a fixed frame, a clamping mechanism and an extraction mechanism, wherein the clamping mechanism and the extraction mechanism are arranged on the fixed frame, the clamping mechanism comprises a convex plate fixedly connected to the middle part of the inner bottom wall of the fixed frame, two ends of the top of the convex plate are respectively and rotatably connected with an electric push rod, the middle part of the top wall of the convex plate is rotatably connected with an auxiliary clamping plate through a rotating shaft, the output end of the electric push rod is rotatably connected with the auxiliary clamping plate, two ends of the inner bottom wall of the fixed frame are respectively and fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a connecting plate, the side surface of the connecting plate is fixedly connected with a hydraulic push rod, the output end of the hydraulic push rod is fixedly connected with a mounting shell, and the inner wall of the mounting shell is slidably connected with a replacement clamping plate. According to the utility model, by arranging the detachable and replaceable replacement clamping plate and the negative-pressure circulating extraction mechanism, the effects of quickly adapting to workpieces with different specifications and effectively collecting welding smoke dust are realized.

Inventors

  • LI CHI
  • ZHOU GE

Assignees

  • 成都锦城学院

Dates

Publication Date
20260512
Application Date
20260311

Claims (9)

  1. 1. An efficient mechanical welding auxiliary clamp comprises a fixed frame (1), wherein the bottom end of the fixed frame (1) is provided with a clamping mechanism (2) and an extraction mechanism (3); The clamping mechanism (2) comprises a convex plate (207), wherein the bottom of the convex plate (207) is fixedly connected to the middle part of the inner bottom wall of the fixed frame (1), electric push rods (208) are rotatably connected to the two ends of the top of the convex plate (207), an auxiliary clamping plate (209) is rotatably connected to the middle part of the top wall of the convex plate (207) through a rotating shaft (210), and the output end of the electric push rods (208) is rotatably connected with the auxiliary clamping plate (209); The two ends of the inner bottom wall of the fixed frame (1) are fixedly connected with supporting plates (201), the top of each supporting plate (201) is fixedly connected with two connecting plates (202), the opposite sides of each connecting plate (202) are fixedly connected with hydraulic push rods (203), the output end of the hydraulic push rod (203) is fixedly connected with a mounting shell (204), the inner wall of the mounting shell (204) is slidably connected with a replacement clamping plate (206), and the outer side of the mounting shell (204) is in threaded connection with a bolt (205).
  2. 2. The efficient mechanical welding auxiliary fixture according to claim 1, characterized in that the extraction mechanism (3) comprises a collection shell (303), the rear side of the collection shell (303) is fixedly connected to the bottom of the front side of the fixed frame (1), a filter plate (304) is slidably mounted in the collection shell (303), one end of the collection shell (303) is communicated with a connecting pipe (302), one end of the connecting pipe (302) away from the collection shell (303) is communicated with an extraction fan (301), the other end of the collection shell (303) is communicated with a tee pipe (305), and one end of the tee pipe (305) away from the collection shell (303) is communicated with an extraction head (306).
  3. 3. The efficient mechanical welding auxiliary fixture according to claim 1, wherein a threaded through hole (211) is formed in the outer side of the replacement clamping plate (206) and the side wall of the installation shell (204), the middle of the bolt (205) is in threaded connection with the threaded through hole (211), the tail end of the bolt (205) is in threaded connection with the side wall of the replacement clamping plate (206), a sliding groove (212) is formed in the inner wall of the installation shell (204), and one side of the replacement clamping plate (206) is in sliding connection with the sliding groove (212).
  4. 4. The efficient mechanical welding auxiliary fixture according to claim 1, wherein the number of the auxiliary clamping plates (209) is two, the bottoms of the two auxiliary clamping plates (209) are both sleeved on the periphery of the rotating shaft (210), and the two auxiliary clamping plates (209) are symmetrically arranged about the axis of the rotating shaft (210).
  5. 5. The efficient mechanical welding auxiliary fixture according to claim 2, wherein the number of the extracting heads (306) is two, the far sides of the two extracting heads (306) are fixedly connected to the top parts of the left and right sides of the inner wall of the fixed frame (1), and the air inlet of the extracting heads (306) faces the inner center of the fixed frame (1).
  6. 6. The efficient mechanical welding auxiliary fixture according to claim 2, wherein two sliding rails (307) are arranged on the inner wall of the collecting shell (303), the number of the filter plates (304) is two, and the rear sides of the two filter plates (304) are both in sliding connection with the corresponding sliding rails (307).
  7. 7. The efficient mechanical welding auxiliary fixture according to claim 1, wherein the supporting plate (201) is vertically fixed on the inner bottom wall of the fixed frame (1), the connecting plate (202) is vertically fixed on the top end of the supporting plate (201), and the connecting plate (202) is of an L-shaped structure.
  8. 8. An efficient mechanical welding auxiliary fixture according to claim 2, characterized in that the bottom of the extraction fan (301) is fixedly mounted on the left side of the fixed frame (1), and the connecting tube (302) is a corrugated hose.
  9. 9. An efficient mechanical welding auxiliary fixture according to claim 2, characterized in that the input end of the tee pipe (305) is communicated with the collecting shell (303), and the two output ends of the tee pipe (305) are respectively communicated with the two extracting heads (306).

Description

High-efficient mechanical welding auxiliary fixture Technical Field The utility model relates to the technical field of machining equipment, in particular to an efficient mechanical welding auxiliary clamp. Background In the operation process of welding processing of mechanical parts, operators need to limit and stabilize the placement positions of the mechanical parts by using auxiliary clamps, and the stability of the auxiliary clamps to the fixing operation of the mechanical parts directly determines the accuracy of the welding processing and the quality of final finished products. The existing mechanical welding auxiliary fixture adopts an integrated or fixed-specification clamping structure, the clamping part is directly rigidly connected with the driving source or the fixed frame, the mechanical part with single width specification can be matched with the auxiliary fixture due to the structure design lacking flexibility, when the size specification of the mechanical part to be processed is changed, the existing mechanical welding auxiliary fixture cannot directly adapt to new clamping requirements through simple adjustment, an operator needs to replace the whole auxiliary fixture or to carry out tedious disassembly and reassembling on the clamping part, the continuity and production efficiency of mechanical welding processing are seriously reduced due to frequent equipment replacement operation, the existing auxiliary fixture is single in function, synchronous negative pressure collection treatment can not be carried out on generated smoke dust impurities in the welding process, and the accumulation of smoke dust not only worsens the processing environment but also can obstruct heat emission of a welding area. Therefore, the utility model provides an efficient mechanical welding auxiliary clamp which solves the defects in the prior art. Disclosure of utility model Aiming at the problems that in the prior art, an integral or fixed clamping structure is generally adopted for the mechanical welding auxiliary clamp, so that the auxiliary clamp has poor adaptability to mechanical parts with different width specifications, the integral clamp needs to be frequently replaced or complicated disassembly and assembly operations are carried out, the machining efficiency is reduced, and the existing clamp lacks the function of synchronous negative pressure collection treatment of smoke dust impurities generated by welding. The utility model provides an efficient mechanical welding auxiliary clamp, which comprises a fixed frame, a clamping mechanism and an extraction mechanism, wherein the clamping mechanism and the extraction mechanism are arranged on the fixed frame, the clamping mechanism comprises a convex plate fixedly connected to the middle part of the inner bottom wall of the fixed frame, two ends of the top of the convex plate are respectively and rotatably connected with an electric push rod, the middle part of the top wall of the convex plate is rotatably connected with an auxiliary clamping plate through a rotating shaft, the output end of the electric push rod is rotatably connected with the auxiliary clamping plate, two ends of the inner bottom wall of the fixed frame are respectively and fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a connecting plate, two opposite sides of the two connecting plates are respectively and fixedly connected with a hydraulic push rod, the output end of the hydraulic push rod is fixedly connected with an installation shell, the inner wall of the installation shell is in sliding connection with a replacement clamping plate, a bolt is connected with the installation shell in a threaded manner, the extraction mechanism comprises a collection shell fixedly connected to the bottom of the front side of the fixed frame, one end of the collection shell is communicated with a connecting pipe, one end of the connecting pipe far away from the collection shell is communicated with an extraction fan, and the other end of the collection shell is communicated with a three-way pipe, and one end far away from the collection shell is communicated with an extraction head. The installation shell is provided with an inner cavity structure capable of containing the replacement clamp plate to slide in, the replacement clamp plate is installed through threaded connection of the bolts, and the replacement clamp plate is used as a part directly contacting with a workpiece and can be detached from the inside of the installation shell and replaced with replacement clamp plates of different specifications. And, make up through the fixed mode of level between backup pad, connecting plate, hydraulic push rod and the installation shell, form the main clamping structure of side direction driven, and make up through normal running fit's mode between protruding board, electric putter and the auxiliary splint, form bottom driven auxiliary positioning st