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CN-224223140-U - Welding positioning tool for heat exchanger machining

CN224223140UCN 224223140 UCN224223140 UCN 224223140UCN-224223140-U

Abstract

The utility model relates to the technical field of welding positioning, in particular to a welding positioning tool for heat exchanger processing, which comprises a first support base, a second support base, two groups of symmetrically arranged positioning plates and a tripod, wherein the inner side of each positioning plate is provided with a support component, each support component and each positioning plate are fixed through two bolts, each support component comprises a support plate, a support frame base, a bolt convex part, a connecting slot, a threaded through slot, a support groove, an auxiliary inclined plane, a strip-shaped groove and a fixing bolt, the top end of each support frame base is provided with the connecting slot, one side of each support frame base is provided with the threaded through slot, the positions of the connecting slots of the support frame base and the bolt convex part are corresponding, the groups are identical, the two groups are matched and spliced, and the support plates with different specifications of support grooves are replaced to realize the support effect on heat exchanger cylinders with different diameters, so that the labor intensity of workers is reduced.

Inventors

  • JU LAN
  • WEI SHUAI
  • WEN YONGJIN

Assignees

  • 无锡市蓝星压力容器有限公司

Dates

Publication Date
20260512
Application Date
20250610

Claims (7)

  1. 1. The welding positioning tool for the heat exchanger machining comprises a first support base (1), a second support base (2), two groups of symmetrically arranged positioning plates (3) and a tripod (4), wherein the tripod (4) is positioned on the outer side of the positioning plates (3) and is fixed through welding; The novel support device is characterized in that a second support base (2) is fixedly arranged on the first support base ((1)), a positioning plate (3) is arranged on the second support base (2), a support assembly is arranged on the inner side of the positioning plate (3), and the support frame assembly and the positioning plate (3) are fixed through two bolts.
  2. 2. The welding positioning tool for machining of the heat exchanger, as set forth in claim 1, is characterized in that the supporting assembly comprises a supporting plate (501), a supporting frame base (502), a bolt convex part (503), a connecting slot (504), a threaded through groove (505), a supporting groove (506), an auxiliary inclined plane (601), a strip-shaped groove (602) and a fixing bolt, wherein an extending plate is fixedly arranged at one side of the bottom end of the supporting frame base (502), the extending plate is fixed through the bolt, the connecting slot (504) is arranged at the top end of the supporting frame base (502), and the threaded through groove (505) is arranged at one side of the supporting frame base (502).
  3. 3. The welding positioning tool for heat exchanger machining according to claim 2, wherein the top of the supporting plate (501) is provided with a supporting groove (506), and the bottom end of the supporting plate (501) is fixedly provided with a bolt convex part (503).
  4. 4. The welding positioning tool for heat exchanger machining according to claim 2, wherein strip-shaped grooves (602) are symmetrically formed in two sides of the plug pin protruding portion (503), auxiliary inclined planes (601) are formed in the bottoms of the inner sides of the strip-shaped grooves (602), the plug pin protruding portion (503) and the connecting slots (504) are corresponding in setting positions and same in setting group number, and the plug pin protruding portion and the connecting slots are in matching insertion connection.
  5. 5. The welding positioning tool for machining of the heat exchanger, as set forth in claim 2, is characterized in that the supporting plate (501) is fixed through a set fixing bolt, the fixing bolt comprises a fastening thread column (701), a protruding ball (702), a rubber plug (703), a rotating handle (704), a handle concave portion (705) and a connecting clamping groove (706), the fastening thread column (701) is in threaded connection with the threaded through groove (505) in a matched mode, the rotating handle (704) is fixedly arranged at one end of the fastening thread column (701), and the protruding ball (702) is fixedly arranged at the other end of the fastening thread column (701).
  6. 6. The welding positioning tool for machining a heat exchanger according to claim 5, wherein the outer side wall of the rotary handle (704) is symmetrically provided with handle concave portions (705).
  7. 7. The welding positioning tool for heat exchanger machining according to claim 5, wherein the protruding round balls (702) are in fit and clamping connection with the connecting clamping grooves (706), and the connecting clamping grooves (706) are arranged in the rubber plug (703).

Description

Welding positioning tool for heat exchanger machining Technical Field The utility model relates to the field of positioning tools, in particular to a welding positioning tool for machining a heat exchanger. Background The welding positioning tool for the heat exchanger processing is a device specially designed for welding the heat exchanger cylinder, and is used for solving the welding positioning problem and improving the welding quality and efficiency. The traditional welding positioning tool generally comprises a first support base and a second support base, wherein one end of the first support base is welded with the second support base, a positioning plate is hung on the upper side of the second support base, the positioning plate is fixed with the second support base through bolts, and a support frame is positioned on the inner sides of the positioning plates at two ends. Disclosure of utility model The utility model aims to provide a welding positioning tool for heat exchanger processing, which aims to solve the problems in the background technology. The triangular support comprises a first support base, a second support base, two groups of symmetrically arranged positioning plates and a triangular support, wherein the triangular support is positioned on the outer side of the positioning plates and is fixed through welding. The first support base is fixedly provided with a second support base, the second support base is provided with a positioning plate, the inner side of the positioning plate is provided with a support assembly, and the support frame assembly and the positioning plate are fixed through two bolts. Preferably, the support assembly comprises a support plate, a support frame base, a bolt convex part, a connecting slot, a thread through groove, a support groove, an auxiliary inclined plane, a strip-shaped groove and a fixing bolt, wherein an extension plate is fixedly arranged at one side of the bottom end of the support frame base, the extension plate is fixed through the bolt, the connecting slot is arranged at the top end of the support frame base, and the thread through groove is formed in one side of the support frame base. Preferably, the top of the supporting plate is provided with a supporting groove, and the bottom end of the supporting plate is fixedly provided with a bolt convex part. Preferably, the two sides of the bolt convex part are symmetrically provided with strip-shaped grooves, the bottoms of the inner sides of the strip-shaped grooves are provided with auxiliary inclined planes, the bolt convex part and the connecting slots are corresponding in setting position and same in setting group number, and the bolt convex part and the connecting slots are in adaptive insertion connection. Preferably, the support plate is fixed through a fixing bolt, the fixing bolt comprises a fastening thread column, a protruding ball, a rubber plug, a rotary handle, a handle concave part and a connecting clamping groove, the fastening thread column is in threaded connection with the thread through groove in an adaptive manner, the rotary handle is fixedly arranged at one end of the fastening thread column, and the protruding ball is fixedly arranged at the other end of the fastening thread column. Preferably, the outer side wall of the rotary handle is symmetrically provided with handle concave parts. Preferably, the protruding ball is in fit and clamping connection with a connecting clamping groove, and the connecting clamping groove is formed in the rubber plug. Compared with the prior art, the utility model has the beneficial effects that: The welding positioning tool for heat exchanger processing provided by the utility model mainly comprises the steps of arranging the connecting slots of the support frame base and the bolt convex parts in corresponding positions and the same number of groups, carrying out adaptive grafting on the connecting slots, fixing the bolt convex parts and the connecting slots through the fixing bolts, and realizing the function of supporting heat exchanger cylinders with different diameters by replacing support plates with support grooves with different specifications, thereby reducing the labor intensity of workers. Drawings FIG. 1 is a schematic diagram of the connection of a welding positioning tool structure of the present utility model; FIG. 2 is an enlarged schematic view of the structural connection at A in FIG. 1; FIG. 3 is a schematic view of the structural connection of the support assembly of the present utility model; FIG. 4 is an enlarged schematic view of the structural connection at B in FIG. 3; fig. 5 is an enlarged schematic view of the structure of the fixing bolt of the present utility model. In the figure, a first support base 1, a second support base 2, a positioning plate 3, a tripod 4, a support plate 501, a support frame base 502, a bolt convex part 503, a connection slot 504, a thread through groove 505, a support groove 506, an auxili