Search

CN-121988927-A - Intelligent welding equipment is used in heat exchanger production

CN121988927ACN 121988927 ACN121988927 ACN 121988927ACN-121988927-A

Abstract

The invention relates to the field of heat exchanger welding, in particular to intelligent welding equipment for heat exchanger production, which comprises an electric lifting seat, an installation box, an electric guide rail and a moving block in sliding connection with the electric guide rail, wherein the electric lifting seat consists of supporting legs and electric push rods, the installation box is fixedly connected with telescopic ends of a plurality of electric lifting seats, the electric guide rail is fixedly connected with the installation box, a fixed plate and the like are also included, the moving block is connected with the fixed plate, and the fixed plate is fixedly connected with a connecting disc. The upper and lower ends of the U-shaped pipe are alternately welded through the upper and lower welding heads, and the upper and lower ends of the U-shaped pipe are alternately supported and fixed through the semicircular rings, so that the defect that in the prior art, a hand-held welding machine and the welding heads are required to reciprocally extend back and forth to weld the upper and lower ends of the U-shaped pipe due to too small gaps between the U-shaped pipes is overcome, and the adjacent welded U-shaped pipes are easy to touch.

Inventors

  • HUANG DONGSHUI
  • YANG CHUANSHUAI

Assignees

  • 广东日森热能有限公司

Dates

Publication Date
20260508
Application Date
20260316

Claims (10)

  1. 1. The intelligent welding equipment for the heat exchanger production comprises an electric lifting seat (1), a mounting box (2), an electric guide rail (3) and a moving block (4) which is in sliding connection with the electric guide rail (3), wherein the electric lifting seat (1) is composed of supporting legs and electric pushing rods, the mounting box (2) is fixedly connected to the telescopic ends of the electric lifting seats (1) together, the electric guide rail (3) is fixedly connected to the mounting box (2), the intelligent welding equipment is characterized by further comprising a fixing plate (101), the moving block (4) is connected with the fixing plate (101), a connecting disc (102) is fixedly connected to the fixing plate (101), two symmetrically arranged welding machines (103) are in sliding connection with the connecting disc (102), one welding head (104) is fixedly connected to each welding machine (103), a plurality of spring rods (105) are fixedly connected to each welding head (104), semicircular rings (108) are fixedly connected to the telescopic ends of all the spring rods (105) of the same welding head (104) together, and the diameters of the semicircular rings (108) are consistent with the diameters of U-shaped pipes (7).
  2. 2. The intelligent welding equipment for heat exchanger production according to claim 1 is characterized by further comprising annular guide rails (106), wherein the annular guide rails (106) are respectively shared by telescopic ends of all spring rods (105) positioned on the same welding head (104), each annular guide rail (106) is connected with a sliding block (107) in a sliding mode, the sliding blocks (107) are fixedly connected with a semicircular ring (108), and the inner ring of the semicircular ring (108) is roughly arranged.
  3. 3. The intelligent welding equipment for heat exchanger production according to claim 2 is characterized by further comprising air bags (109), wherein the inner annular surface of each semicircular ring (108) is connected with one air bag (109), the inner annular surface of each air bag (109) is arranged in a rough mode, the air bags (109) are made of high-temperature resistant materials, each air bag (109) is communicated with a connecting pipe (1010) fixedly connected with the corresponding semicircular ring (108), and the connecting pipe (1010) is connected with the corresponding semicircular ring (108).
  4. 4. The intelligent welding equipment for heat exchanger production according to claim 3 is characterized by further comprising pressure valves (1011), wherein the semicircular rings (108) are hollow, each connecting pipe (1010) is provided with a plurality of round holes (11), the connecting pipes (1010) are communicated with the corresponding semicircular rings (108) through the round holes (11), and each semicircular ring (108) is communicated with the plurality of pressure valves (1011).
  5. 5. An intelligent welding apparatus for heat exchanger production according to claim 4 wherein the pressure valve (1011) is disposed in an inclined manner.
  6. 6. The intelligent welding equipment for heat exchanger production according to claim 1, further comprising magnets (1012), wherein one magnet (1012) is fixedly connected to one side of each semicircular ring (108) far away from the welding head (104).
  7. 7. An intelligent welding apparatus for heat exchanger production according to claim 3, wherein each air bag (109) has an edge portion (91) provided in an arc shape on a side thereof remote from the welding head (104).
  8. 8. The intelligent welding equipment for heat exchanger production according to claim 1, further comprising a handle (201), wherein the handle (201) is fixedly connected with the connecting disc (102), and the fixed plate (101) is rotatably connected with the moving block (4).
  9. 9. An intelligent welding apparatus for heat exchanger production according to claim 3, further comprising an air pressure sensor (202), wherein each air bag (109) has an air pressure sensor (202) fixedly connected to the inside thereof.
  10. 10. A smart welding apparatus for heat exchanger production according to claim 3, wherein the bladder (109) is detachably connected to the semicircle (108).

Description

Intelligent welding equipment is used in heat exchanger production Technical Field The invention relates to the field of heat exchanger welding, in particular to intelligent welding equipment for heat exchanger production. Background In the production process of the heat exchanger, U-shaped pipe welding is a key process for manufacturing the U-shaped pipe type shell-and-tube heat exchanger. Because U-shaped pipe one end is sealed, can't carry out mechanical expansion joint or hydraulic pressure and expand, the welding is the effective means that realizes heat exchange tube and U type union coupling, in prior art, generally, assemble U-shaped pipe on corresponding heat exchange tube earlier, the manual work is with U-shaped pipe welding on corresponding heat exchange tube at handheld dedicated welding machine, however, often distribute comparatively closely between U-shaped pipe and the heat exchanger tube for clearance between the adjacent U-shaped pipe is too little, manual work need the handheld welding machine to make a round trip to stretch into the upper and lower both ends mouth of drawing out U-shaped pipe and weld when welding, touch adjacent U-shaped pipe that has welded easily, because there is not steady support when manual work is handheld welding machine simultaneously, can bring instability when welding, welding efficiency is reduced. Disclosure of Invention In order to overcome the defect that a hand-held welding machine is needed to extend back and forth into the upper end opening and the lower end opening of the U-shaped pipe to weld when in welding, and the adjacent welded U-shaped pipes are easy to touch, the invention provides intelligent welding equipment for heat exchanger production. The intelligent welding equipment for the heat exchanger production comprises an electric lifting seat, an installation box, an electric guide rail and a moving block which is in sliding connection with the electric guide rail, wherein the electric lifting seat consists of supporting legs and electric push rods, the installation box is fixedly connected with the telescopic ends of the electric lifting seats together, the electric guide rail is fixedly connected with the installation box, the intelligent welding equipment also comprises a fixing plate, the moving block is connected with the fixing plate, the fixing plate is fixedly connected with a connecting disc, two symmetrically arranged welding machines are connected with the connecting disc in a sliding manner, each welding machine is fixedly connected with one welding head, each welding head is fixedly connected with a plurality of spring rods, the telescopic ends of all the spring rods positioned on the same welding head are respectively and fixedly connected with a semicircular ring, and the diameter of the semicircular ring is consistent with that of a U-shaped pipe. As a further preferable scheme, the welding head further comprises annular guide rails, all the telescopic ends of the spring rods positioned on the same welding head are respectively connected with one annular guide rail, each annular guide rail is connected with one sliding block in a sliding mode, the sliding blocks are fixedly connected with the semicircular rings, and the inner annular surfaces of the semicircular rings are roughly arranged. As a further preferable scheme, the novel high-temperature-resistant air bag further comprises an air bag, wherein the inner ring surface of each semicircular ring is respectively connected with one air bag, the inner ring surface of the air bag is arranged in a rough mode, the air bag is made of high-temperature-resistant materials, each air bag is communicated with a connecting pipe fixedly connected with the corresponding semicircular ring, and the connecting pipe is connected with the corresponding semicircular ring. The hydraulic pressure control device is characterized by further comprising pressure valves, wherein the semicircular rings are hollow, each connecting pipe is provided with a plurality of round holes, the connecting pipes are communicated with the corresponding semicircular rings through the round holes, and each semicircular ring is communicated with a plurality of pressure valves. As a further preferred embodiment, the pressure valve is arranged obliquely. As a further preferable scheme, the welding head further comprises a magnet, and one magnet is fixedly connected to one side of each semicircular ring, which is far away from the welding head. As a further preferred embodiment, an edge portion arranged in an arc shape is provided on the side of each airbag facing away from the welding head. As a further preferable scheme, the self-locking type movable block further comprises a handle, wherein the handle is fixedly connected with the connecting disc, and the fixed plate is in self-locking type rotary connection with the movable block. As a further preferable scheme, the air bag further comprises an air pressure sensor,