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CN-122007588-A - Continuous welding equipment for production of heat exchanger of moisture absorber

CN122007588ACN 122007588 ACN122007588 ACN 122007588ACN-122007588-A

Abstract

The invention relates to the technical field of heat exchanger welding, in particular to continuous welding equipment for producing a heat exchanger of a moisture absorber, which comprises a propelling mechanism, wherein the propelling mechanism comprises a guide groove, a limiting plate for limiting the heat exchanger and a moving mechanism for driving the limiting plate to move rightwards at equal intervals are slidably arranged on the guide groove, the assembling mechanism comprises a first portal frame fixedly arranged at the top of the guide groove, a shell is fixedly arranged at the top of the first portal frame, and a plurality of elastic clamping assemblies for clamping a U-shaped pipe are movably arranged at the front and rear sides of the inner side of the shell at equal intervals. Adopt a plurality of elasticity centre gripping subassemblies to centre gripping a plurality of U-shaped pipe simultaneously to peg graft and connect, can install the U-shaped pipe simultaneously on the straight copper pipe of a whole row, need not the manual work to take the U-shaped pipe one by one to peg graft, great improvement the efficiency of installation, and then improve heat exchanger's welding efficiency.

Inventors

  • WU MINJIE

Assignees

  • 中山龙利电器有限公司

Dates

Publication Date
20260512
Application Date
20260416

Claims (8)

  1. 1. A continuous welding apparatus for use in the production of a heat exchanger for a moisture absorber, comprising: the device comprises a pushing mechanism (1), wherein the pushing mechanism (1) comprises a guide groove (11), and a limiting plate (12) for limiting the heat exchanger and a moving mechanism (13) for driving the limiting plate (12) to move rightwards at equal intervals are slidably arranged on the guide groove (11); The assembling mechanism (2) comprises a first portal frame (21) fixedly arranged at the top of the guide groove (11), a shell (22) is fixedly arranged at the top of the first portal frame (21), a plurality of elastic clamping assemblies (23) used for clamping a U-shaped pipe are movably arranged at the front and back of the inner side of the shell (22), a second portal frame (211) is fixedly arranged at the top of the first portal frame (21), and a first telescopic rod (24) used for driving the elastic clamping assemblies (23) to be equidistantly separated and a second telescopic rod (25) used for pushing the first telescopic rod (24) to move up and down are arranged on the second portal frame (211); A feeding mechanism (3), wherein the feeding mechanism (3) is used for feeding U-shaped pipes into the elastic clamping assembly (23); The welding mechanism (4), welding mechanism (4) are including a plurality of heating heads (41) that slidable mounting just equidistantly distributes around in portal frame one (21) inboard, heating head (41) are located the downside that corresponds elasticity clamping assembly (23), the elastic clamping assembly (23) promotes heating head (41) when moving down and moves to the junction of U-shaped pipe and straight copper pipe downwards.
  2. 2. The continuous welding equipment for producing the heat exchanger of the moisture absorber is characterized in that the moving mechanism (13) comprises a screw rod (131) rotatably installed in the guide groove (11), a sliding seat (132) is installed on the screw rod (131) in a threaded mode, the sliding seat (132) is connected with the guide groove (11) in a left-right sliding mode, a driving motor (133) used for driving the screw rod (131) to rotate is fixedly installed on the left side of the guide groove (11), the right end of an output shaft of the driving motor (133) is in transmission connection with the screw rod (131) through a coupler, the number of limiting plates (12) is two, the distance between the two limiting plates (12) is equal to the length of the heat exchanger, and the two limiting plates (12) are fixedly installed on the top of the sliding seat (132).
  3. 3. The continuous welding equipment for producing the heat exchanger of the moisture absorber is characterized in that the elastic clamping assembly (23) comprises concave clamping seats (231) with downward openings, connecting rods (232) are fixedly connected to the rear sides of the other concave clamping seats (231) except for the concave clamping seats (231) at the rearmost side, sliding grooves (233) are formed in the tops of the other concave clamping seats (231) except for the concave clamping seats (231) at the foremost side, the connecting rods (232) are in sliding connection with the corresponding sliding grooves (233), elastic pieces (235) are fixedly connected between the tops of the two arc clamping seats (234) which are symmetrical left and right, oblique cuts (2341) are formed in the rear sides of the arc clamping seats (234), and baffle pieces (236) are fixedly arranged at the front ends of the concave clamping seats (231) at the foremost side.
  4. 4. A continuous welding device for producing a heat exchanger of a dehumidifier, as set forth in claim 3, wherein the fixed section of the first telescopic rod (24) is fixedly connected with the concave clamping seat (231) at the rearmost side, the telescopic section of the first telescopic rod (24) is fixedly connected with the concave clamping seat (231) at the foremost side, the fixed section of the second telescopic rod (25) is fixedly connected with the second portal frame (211), and the bottom end of the telescopic section of the second telescopic rod (25) is fixedly connected with the fixed section of the first telescopic rod (24).
  5. 5. A continuous welding device for producing a heat exchanger of a moisture absorber is characterized in that a horizontal plate (221) which is bilaterally symmetrical is fixedly connected to the bottom of a shell (22), a bottom plate (26) which is used for sealing the bottom of the shell (22) and is bilaterally symmetrical is slidably mounted on the horizontal plate (221), an opening and closing component (27) which is used for controlling the opening and closing of the left bottom plate and the right bottom plate (26) is mounted on the shell (22), a baffle (28) is vertically slidably mounted on the rear side of the shell (22), and a lifting component (29) which is used for driving the baffle (28) to move up and down is further mounted on the shell (22).
  6. 6. The continuous welding equipment for producing the heat exchanger of the moisture absorber is characterized in that the opening and closing assembly (27) comprises wedge plates (271) which are installed at the top of the shell (22) in a sliding mode and are bilaterally symmetrical, the rear sides of the left wedge plate and the right wedge plate (271) are horn-shaped, the large opening ends of the left wedge plate and the right wedge plate are backwards, the top of the bottom plate (26) is fixedly connected with the corresponding wedge plate (271) through a vertical plate, a reset spring I (272) is fixedly connected between the bottom of the right end of the bottom plate (26) and the inside of the horizontal plate (221), and a pushing plate (273) used for pushing the left wedge plate and the right wedge plate (271) to be far away is fixedly connected with the top of the foremost concave clamping seat (231).
  7. 7. The continuous welding equipment for producing the heat exchanger of the moisture absorber is characterized in that the lifting assembly (29) comprises a transverse plate (291) fixedly connected to the top of the baffle plate (28), pull ropes (292) are fixedly connected to the left end and the right end of the transverse plate (291), the bottom ends of the pull ropes (292) are fixedly connected with corresponding bottom plates (26), fixing plates (293) which are arranged below the transverse plate (291) and provided with round holes are fixedly connected to the left side and the right side of the shell (22), round holes in the fixing plates (293) penetrate through the pull ropes (292) from top to bottom, and reset springs II (294) which are sleeved outside the pull ropes (292) and are in a compressed state are fixedly connected between the fixing plates (293) and the transverse plate (291).
  8. 8. The continuous welding equipment for producing the heat exchanger of the moisture absorber is characterized in that the welding mechanism (4) further comprises a connecting support (42) which is slidably arranged in the first portal frame (21), the connecting support (42) is U-shaped, two horizontal sections are symmetrically distributed on the left side and the right side of the concave clamping seat (231), the top ends of the heating heads (41) are fixedly connected with the connecting support (42), a reset spring III (43) is fixedly connected between the bottom of the front end of the connecting support (42) and the inner wall of the first portal frame (21), and a pressing block (44) which is used for pushing the connecting support (42) to move downwards and is positioned above the connecting support (42) is fixedly connected with the front end of the foremost concave clamping seat (231).

Description

Continuous welding equipment for production of heat exchanger of moisture absorber Technical Field The invention relates to the technical field of heat exchanger welding, in particular to continuous welding equipment for producing a heat exchanger of a moisture absorber. Background The moisture absorber is used for removing and drying sundries and moisture in the air. The air conditioner is composed of a compressor, a heat exchanger, a fan, a water container, a casing and a controller, and the working principle is that the fan pumps moist air into the air conditioner, the heat exchanger cools the air, at the moment, moisture in the air is condensed into water drops which fall into the water container, and the water drops into dry air to be discharged out of the air conditioner, and the indoor humidity is reduced by circulation. Heat exchangers are an important component in a dehumidifier, and common heat exchangers are composed of a combination of coils and fins. When the heat exchanger is produced, a plurality of fins are generally installed on the matrix distributed straight copper pipes at equal intervals, then the fins and the straight copper pipes are fixed together through expanding the straight copper pipes, and then the U-shaped pipes filled with soldering tin materials are inserted into the end parts of the straight copper pipes for welding, so that the straight copper pipes and the U-shaped pipes are combined into continuous coils. When the existing heat exchanger is welded, a worker is required to insert the U-shaped pipes onto the straight copper pipes one by one, then the welding gun is used for welding the U-shaped pipes and the straight copper pipes, as the heat exchanger is provided with more straight copper pipes, the U-shaped pipes are installed for a long time, after the U-shaped pipes and the straight copper pipes are completely inserted, the welding head is operated to weld the U-shaped pipes and the straight copper pipes one by one, the time spent in welding is longer, and the welding efficiency is required to be further improved. Disclosure of Invention In order to solve the problems, the invention provides continuous welding equipment for producing a heat exchanger of a dehumidifier, which comprises a propelling mechanism, wherein the propelling mechanism comprises a guide groove, and a limiting plate for limiting the heat exchanger and a moving mechanism for driving the limiting plate to move rightwards at equal intervals are slidably arranged on the guide groove. The assembling mechanism comprises a first portal frame fixedly arranged at the top of the guide groove, a shell is fixedly arranged at the top of the first portal frame, a plurality of elastic clamping assemblies used for clamping the U-shaped pipe are movably arranged at the front and back sides of the inner side of the shell, a second portal frame is fixedly arranged at the top of the first portal frame, and a first telescopic rod used for driving the elastic clamping assemblies to be separated at equal intervals and a second telescopic rod used for pushing the first telescopic rod to move up and down are arranged on the second portal frame. And the feeding mechanism is used for feeding the U-shaped pipe into the elastic clamping assembly. The welding mechanism comprises a plurality of heating heads which are arranged on the inner side of the portal frame in a sliding manner up and down and are distributed at intervals, the heating heads are located on the lower sides of the corresponding elastic clamping assemblies, and the elastic clamping assemblies push the heating heads to move downwards to the joint of the U-shaped pipe and the straight copper pipe when moving downwards. In one possible implementation mode, the moving mechanism comprises a screw rod rotatably arranged in the guide groove, a sliding seat is arranged on the screw rod in a threaded manner, the sliding seat is connected with the guide groove in a left-right sliding manner, a driving motor for driving the screw rod to rotate is fixedly arranged on the left side of the guide groove, the right end of an output shaft of the driving motor is connected with the screw rod in a transmission manner through a coupler, the number of limiting plates is two, the distance between the two limiting plates is equal to the length of the heat exchanger, and the two limiting plates are fixedly arranged at the top of the sliding seat. In a possible implementation manner, the elastic clamping assembly comprises a concave clamping seat with a downward opening, the rear sides of the concave clamping seats except for the concave clamping seat at the rearmost side are fixedly connected with connecting rods, the tops of the concave clamping seats except for the concave clamping seat at the foremost side are provided with sliding grooves, the connecting rods are in sliding connection with the corresponding sliding grooves, the inside of the concave clamping seat is hinged with a