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CN-224209258-U - Electromagnetic pulse welding equipment for coil welding

CN224209258UCN 224209258 UCN224209258 UCN 224209258UCN-224209258-U

Abstract

The utility model discloses electromagnetic pulse welding equipment for coil welding, which belongs to the technical field of coil welding and comprises a processing table, wherein a supporting piece is arranged at the bottom of the processing table, a first slideway is arranged on the upper side of the processing table, two first sliders are connected in a sliding manner and are provided with coils, a clamping assembly in contact with the coils is arranged on the processing table, an aluminum alloy plate and a magnesium alloy plate are arranged on the clamping assembly, a cushion block is arranged between the aluminum alloy plate and the magnesium alloy plate, two sides of the coil are clamped by the clamping assembly to fix the coil, then the magnesium alloy plate and the aluminum alloy plate are placed on the clamping assembly, the cushion block is placed between the magnesium alloy plate and the aluminum alloy plate, after the placement is finished, the coil is electrified, current generates a magnetic field through the coil, so that the magnesium alloy plate and the aluminum alloy plate collide under the action of the magnetic field, and the welding is realized.

Inventors

  • ZHOU YAN
  • LI CHENGXIANG
  • CHEN DAN

Assignees

  • 重庆大学

Dates

Publication Date
20260508
Application Date
20250710

Claims (7)

  1. 1. An electromagnetic pulse welding device for coil welding, characterized in that: The device comprises a processing table (1), wherein a supporting piece is arranged at the bottom of the processing table (1); A first slideway (2) is arranged on the upper side of the processing table (1), two first sliding blocks (3) are connected in a sliding manner in the first slideway (2), and a coil (4) is arranged on each first sliding block (3); A clamping assembly contacted with the coil (4) is arranged on the processing table (1), and an aluminum alloy plate (5) and a magnesium alloy plate (6) are arranged on the clamping assembly; the aluminum alloy plate (5) is located at the lower side of the coil (4), and a cushion block (7) is arranged between the aluminum alloy plate (5) and the magnesium alloy plate (6).
  2. 2. An electromagnetic pulse welding apparatus for coil welding as defined in claim 1, characterized in that said clamping assembly comprises two rubber clamping plates (8) slidingly connected to said processing table (1); one side of the rubber clamping plate (8) is attached to the bottom of the coil (4); A plurality of spring pieces (9) are arranged in the rubber clamping plate (8).
  3. 3. An electromagnetic pulse welding apparatus for coil welding as defined in claim 2, wherein said clamping assembly further comprises a first support plate (10) mounted to said rubber clamping plate; The aluminum alloy plate (5) and the magnesium alloy plate (6) are positioned in the first supporting plate (10), and the back of the rubber clamping plate (8) is fixedly connected with a first fixing plate (11); A first spring (12) is arranged between the first fixing plate (11) and the rubber clamping plate (8).
  4. 4. An electromagnetic pulse welding apparatus for coil welding as set forth in claim 3, wherein a slide rod (13) is fixedly connected to one side of the rubber holding plate (8); One end of the sliding rod (13) penetrates through the processing table (1), and a plurality of tension springs (14) are fixedly connected between the sliding rod (13) and the processing table (1); The back of the processing table (1) is provided with a plugboard (16) and a limiting plate (15), the limiting plate (15) is rotationally connected to the processing table (1), and one side of the limiting plate (15) is attached to the first sliding block (3); One side of the limiting plate (15) is positioned on the plugboard (16).
  5. 5. An electromagnetic pulse welding apparatus for coil welding as claimed in claim 1, characterized in that the support comprises a carrier (17) fixedly connected to the processing table (1), the carrier (17) being rotatably connected with a first support tube (18).
  6. 6. An electromagnetic pulse welding apparatus for coil welding as defined in claim 5, wherein said support further comprises a threaded rod (19) threadably connected within said first support tube (18); one end of the threaded rod (19) is fixedly connected with a gasket (20).
  7. 7. An electromagnetic pulse welding apparatus for coil welding as set forth in claim 6, wherein a limiting piece (21) is fixedly connected to a side of said first support tube (18) remote from said spacer (20); Threaded holes (22) are formed in the limiting piece (21) and the bearing frame (17), and bolts (23) are connected in the threaded holes (22) through threads.

Description

Electromagnetic pulse welding equipment for coil welding Technical Field The utility model belongs to the technical field of coil welding, and particularly relates to electromagnetic pulse welding equipment for coil welding. Background The electromagnetic pulse welding of the magnesium metal plate and the aluminum metal plate can be realized by adopting a coil, and from the angle of a welding principle, the interaction of the eddy current and a magnetic field generated by an external coil can generate huge electromagnetic force on the metal plate, the electromagnetic force can enable the magnesium metal plate and the aluminum metal plate to collide rapidly in a very short time, the collision speed can reach hundreds of meters per second, the high speed can enable the contact surface of the metal plate to generate extremely high pressure and temperature, on one hand, the high pressure can effectively remove oxide films and impurities on the metal surface and enable the clean metal surfaces to be in contact with each other, and on the other hand, the locally generated high temperature can not enable the metal to be integrally melted, but can enable atoms on the contact surface to obtain enough energy, so that diffusion and combination among the atoms are realized, and a firm welding joint is formed. When the welding operation is performed on the sheet materials of magnesium and aluminum metal materials, an E-shaped coil is generally adopted to finish the welding operation, however, the conventional electromagnetic pulse welding device has a problem that the E-shaped coil is difficult to clamp and fix, and the welding process is adversely affected. Disclosure of utility model In order to solve the technical problems, the utility model provides electromagnetic pulse welding equipment for coil welding, which comprises a processing table, wherein a supporting piece is arranged at the bottom of the processing table; The upper side of the processing table is provided with a first slide way, two first slide blocks are connected in a sliding manner, and coils are arranged on the first slide blocks; A clamping assembly contacted with the coil is arranged on the processing table, and an aluminum alloy plate and a magnesium alloy plate are arranged on the clamping assembly; the aluminum alloy plate is located at the lower side of the coil, and a cushion block is arranged between the aluminum alloy plate and the magnesium alloy plate. Preferably, the clamping assembly comprises two rubber clamping plates which are connected to the processing table in a sliding manner; one side of the rubber clamping plate is attached to the bottom of the coil; a plurality of spring pieces are arranged in the rubber clamping plate. Preferably, the clamping assembly further comprises a first support plate mounted on the rubber clamping plate; The aluminum alloy plate and the magnesium alloy plate are positioned in the first supporting plate, and the back of the rubber clamping plate is fixedly connected with a first fixing plate; and a first spring is arranged between the first fixing plate and the rubber clamping plate. As preferable, one side of the rubber clamping plate is fixedly connected with a sliding rod; One end of the sliding rod penetrates through the processing table, and a plurality of tension springs are fixedly connected between the sliding rod and the processing table; The back of the processing table is provided with a plugboard and the limiting plate, the limiting plate is rotationally connected to the processing table, and one side of the limiting plate is attached to the first sliding block; one side of the limiting plate is positioned on the plugboard. Preferably, the support member comprises a bearing frame fixedly connected to the processing table, and the bearing frame is rotatably connected with the first support tube. Preferably, the support member further includes a threaded rod screwed into the first support tube; one end of the threaded rod is fixedly connected with a gasket. As preferable, a limiting piece is fixedly connected to one side of the first supporting tube far away from the gasket; threaded holes are formed in the limiting piece and the bearing frame, and bolts are connected in the threaded holes through threads. Compared with the prior art, the utility model has the following beneficial effects: In the process of welding the magnesium alloy plate and the aluminum alloy plate, a supporting piece is unfolded by a worker to support the processing table, then the first sliding block is inserted into the first slideway and pushed to a preset position, at the moment, the two sides of the coil are clamped by the clamping assembly to fix the coil, then the magnesium alloy plate and the aluminum alloy plate are placed on the clamping assembly, the cushion block is placed between the magnesium alloy plate and the aluminum alloy plate, after the placement is completed, the coil is electrified, and current gen