Friction welding device for conductor

Abstract

The utility model relates to the technical field of welding equipment, in particular to a friction welding device for a conductor, which is used for automatically completing friction welding of the conductor and improving the welding quality and efficiency. The clamping jig is used for clamping and positioning a conductor; the welding mechanism is used for welding; wherein a placing groove is formed in the clamping jig, a conductor is limited, the situation that the welding precision is affected by vibration and displacement of the conductor in the welding process is avoided, and meanwhile, a pressing block is arranged, so that the conductor is further clamped; the welding mechanism comprises a welding assembly, a lifting driving assembly and a horizontal driving assembly, the lifting driving assembly and the horizontal driving assembly are used for controlling the moving path of the welding assembly, the welding assembly drives a welding head to rotate through a rotating motor, the welding head makes contact with a conductor to be welded to achieve friction welding, and a PLC controls welding to improve the welding precision. Meanwhile, friction welding is adopted to simplify the operation process and improve the welding efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a friction welding device for conductors. Background Art

[0002] Friction welding is a solid-state welding process used to weld regular and irregular parts of metallic or non-metallic materials to themselves or to each other. Welding is achieved primarily by linearly oscillating one part relative to another at a given frequency while the parts are pressed together by a forging force applied to the interface.

[0003] In the production process of conductors, flash welding is often used to connect the two parts of the conductor. However, flash welding requires filling materials and shielding gas. In addition, the conductor needs to be specially processed before welding, and the welding burrs need to be cleaned and removed after welding. This operation is difficult and affects the welding efficiency of the conductor. Utility Model Content

[0004] Based on this, an object of the present invention is to provide a friction welding device for a conductor.

[0005] The utility model adopts the following technical solutions:

[0006] A friction welding device for conductors, used for welding conductors, comprising:

[0007] Machine base;

[0008] A clamping fixture, the clamping fixture is assembled on the machine base, the upper end surface of the clamping fixture is concavely provided with a placement groove, and the upper end surface of the clamping fixture is provided with a pressing block; the placement groove is used to place the conductor, and the pressing block is used to press the conductor in the placement groove;

[0009] A welding mechanism, comprising a welding assembly disposed above the clamping fixture, a lifting drive assembly drivingly connected to the welding assembly, and a horizontal drive assembly drivingly connected to the lifting drive assembly; the welding assembly is used to friction weld the conductor.

[0010] Preferably, there are two pressing blocks, which are symmetrically distributed at the upper end of the placement groove.

[0011] Preferably, the upper end surface of the clamping jig is provided with a first connecting hole, the pressing block is provided with a second connecting hole, and fastening bolts are inserted into the first connecting hole and the second connecting hole, and the fastening bolts fix the pressing block to the upper end of the clamping jig.

[0012] Preferably, a clamping assembly is provided at the corners of the clamping jig, and the clamping assembly includes a pad assembled on the upper end of the clamping jig, and a clamping block arranged on the pad; a locking bolt is passed through the clamping block, and the bottom of the locking bolt is fixedly connected to the clamping jig, and the clamping block is used to clamp the clamping jig.

[0013] Preferably, the cushion block is provided with a long strip-shaped notch, a connecting column extends from the lower end of the pressing block, and the connecting column is movably inserted into the notch.

[0014] Preferably, the placement groove is in the shape of an elongated strip.

[0015] Preferably, a side surface of the placement groove extends into a space-avoiding groove.

[0016] Preferably, the welding assembly includes a driving motor connected to the front end of the lifting driving assembly, a clamp fixed on the main shaft of the driving motor, and a welding head fixed on the clamp.

[0017] Preferably, the welding head comprises an integrally formed connecting portion and a welding portion, the connecting portion is assembled and connected to the fixture, the welding portion is truncated cone-shaped, and the lower end surface of the welding portion is a horizontal plane.

[0018] Preferably, a plurality of first mounting holes are provided on the upper end surface of the machine base, and second mounting holes are provided at the corners of the clamping fixture.

[0019] The beneficial effects of the utility model are:

[0020] The friction welding device for conductors involved in the utility model is used for automatically completing the friction welding of conductors, thereby improving the welding quality and efficiency. Specifically, a clamping fixture for clamping and positioning the conductor and a welding mechanism for welding are provided. The clamping fixture is provided with a placement groove to limit the conductor to avoid the vibration and displacement of the conductor during welding and affecting the welding accuracy. A pressure block is also provided to further clamp the conductor. The welding mechanism comprises a welding assembly, a lifting drive assembly and a horizontal drive assembly. The lifting drive assembly and the horizontal drive assembly are used to control the moving path of the welding assembly. The welding assembly drives the welding head to rotate by a rotating motor. The welding head contacts the conductor to be welded to realize friction welding. PLC controls the welding to improve the welding accuracy. At the same time, friction welding is adopted to simplify the operation process and improve the welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the friction welding device for conductors of the utility model;

[0022] Figure 2 It is a schematic diagram of the structure of the friction welding device for conductors in the utility model after the welding mechanism is hidden;

[0023] Figure 3 It is a structural schematic diagram of the clamping fixture in the utility model;

[0024] Figure 4 It is a structural schematic diagram of the clamping assembly in the utility model;

[0025] Figure 5 It is a structural schematic diagram of the welding assembly in the utility model;

[0026] Figure 6 Schematic diagram of friction welding of conductors.

[0027] Numbers in the figure:

[0028] 10-machine base; 11-first mounting hole;

[0029] 20-clamping fixture; 21-second mounting hole; 22-placing slot; 221-avoiding slot; 23-pressing block; 231-second connecting hole; 24-first connecting hole; 25-fastening bolt;

[0030] 30- welding mechanism;

[0031] 31-welding assembly; 311-driving motor; 312-clamp; 313-welding head; 313a-connecting part; 313b-welding part;

[0032] 32-lifting drive assembly; 33-horizontal drive assembly;

[0033] 40-pressing assembly; 41-pad; 411-notch; 42-pressing block; 421-connecting column;

[0034] 50- conductor; 51- welding position. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] In the description of the present invention, it should be noted that the terms "vertical direction", "upper", "lower", "horizontal" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, "first", "second", "third", and "fourth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0037] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] like Figures 1 to 6 As shown, the friction welding device for conductors of the present invention is used to weld two parts of conductors 50 into one by friction welding, and specifically includes a base 10, a clamping fixture 20 for accommodating and fixing the conductor 50, and a welding mechanism 30 for friction welding the conductor 50.

[0039] Specifically, a plurality of first mounting holes 11 are provided on the upper end surface of the machine base 10 , and second mounting holes 21 are penetrated at the corners corresponding to the clamping fixture 20 . Bolts are inserted into the first mounting holes 11 and the second mounting holes 21 to fix the clamping fixture 20 on the machine base 10 .

[0040] Specifically, the clamping jig 20 is assembled on the machine base 10, and a placement groove 22 is concavely provided on the upper end surface of the clamping jig 20, and a pressing block 23 is provided on the upper end surface of the clamping jig 20. The conductor 50 to be welded is placed in the placement groove 22, and the locking pressing block 23 can press the conductor 50 placed in the placement groove 22.

[0041] Furthermore, the number of the pressing blocks 23 is two, and the two pressing blocks 23 are symmetrically distributed at the upper end of the placement groove 22, respectively pressing two conductors 50 to be welded.

[0042] Furthermore, a first connection hole 24 is provided on the upper end surface of the clamping jig 20, and a second connection hole 231 is pierced on the pressing block 23. The first connection hole 24 and the second connection hole 231 are arranged correspondingly, and fastening bolts 25 are inserted into the first connection hole 24 and the second connection hole 231, and the fastening bolts 25 lock the pressing block 23 on the clamping jig 20. A clamping assembly 40 is provided at the corners of the clamping jig 20, wherein the clamping assembly 40 includes a cushion block 41 assembled on the upper end of the clamping jig 20, and a pressing block 42 arranged on the cushion block 41, the cushion block 41 is consistent with the height of the clamping jig 20, the cushion block 41 props up one end of the pressing block 42, and the other end of the pressing block 42 is locked with a bolt to clamp the clamping jig 20. Meanwhile, a long strip-shaped notch 411 is provided on the cushion block 41 , and a connecting column 421 extends from the lower end of the pressing block 42 . The connecting column 421 is inserted into the notch 411 and moves in the notch 411 to adjust the position of the pressing block 42 .

[0043] Furthermore, in the present embodiment, the placement slot 22 is in the shape of an elongated strip, and a side surface of the placement slot 22 extends out with an escape slot 221 to facilitate taking out the conductor 50 .

[0044] Specifically, the welding mechanism 30 includes a welding assembly 31 disposed above the clamping fixture 20, a lifting drive assembly 32 drivingly connected to the welding assembly 31, and a horizontal drive assembly 33 drivingly connected to the lifting drive assembly 32; the lifting drive assembly 32 drives the welding assembly 31 to lift in the vertical direction, and the horizontal drive assembly 33 drives the welding to move in the horizontal direction. The welding assembly 31 includes a driving motor 311 drivingly connected to the front end of the lifting drive assembly 32, a fixture 312 fixed on the main shaft of the driving motor 311, and a welding head 313 fixed on the fixture 312; the welding assembly 31 is used to friction weld the conductor 50.

[0045] Furthermore, the welding head 313 includes an integrally formed connecting portion 313a and a welding portion 313b, wherein the connecting portion 313a is assembled and connected to the fixture 312, and the welding portion 313b is truncated cone-shaped, and the lower end surface of the welding portion 313b is a horizontal surface.

[0046] The working steps of the conductor friction welding device involved in the utility model are as follows:

[0047] like Figure 6As shown, two separated conductors 50 are placed in the placement groove 22, and the two conductors 50 are butted to form a welding position 51, and the locking block 23 presses and fixes the conductors 50; the lifting drive component 32 and the horizontal drive component 33 drive the welding head 313 to move to one end of the welding position 51; the driving motor 311 drives the welding head 313 to rotate, and at the same time, the lifting drive component 32 drives the welding head 313 to apply downward pressure to the welding position 51 for friction welding, and the horizontal drive component 33 drives the welding head 313 to move along the welding position 51 to complete the welding of the welding position 51, and weld the two conductors 50 into one.

[0048] Compared with the prior art, the friction welding device for conductors involved in the utility model is used to automatically complete the friction welding of the conductor 50, thereby improving the welding quality and efficiency; specifically, a clamping fixture 20 for clamping and positioning the conductor 50 and a welding mechanism 30 for welding are provided; wherein a placement groove 22 is provided on the clamping fixture 20 to limit the conductor 50 to prevent the conductor 50 from vibrating and shifting during welding and affecting the welding accuracy, and a pressing block 23 is configured to further clamp the conductor 50; the welding mechanism 30 includes a welding assembly 31, a lifting drive assembly 32 and a horizontal drive assembly 33, wherein the lifting drive assembly 32 and the horizontal drive assembly 33 are used to control the moving path of the welding assembly 31, and the welding assembly 31 drives the welding head 313 to rotate by a rotating motor, and the welding head 313 contacts the conductor 50 to be welded to realize friction welding, and PLC controls the welding to improve the welding accuracy, and at the same time, friction welding is used to simplify the operation process and improve the welding efficiency.

[0049] The above only expresses the preferred technical solution of the utility model, and its description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, and the utility model is also intended to include these modifications and modifications.

Claims

1. A friction welding device for conductors, used for welding conductors, characterized in that: include: Machine base; A clamping fixture, the clamping fixture is assembled on the machine base, the upper end surface of the clamping fixture is concavely provided with a placement groove, and the upper end surface of the clamping fixture is provided with a pressing block; the placement groove is used to place the conductor, and the pressing block is used to press the conductor in the placement groove; A welding mechanism, comprising a welding assembly disposed above the clamping fixture, a lifting drive assembly drivingly connected to the welding assembly, and a horizontal drive assembly drivingly connected to the lifting drive assembly; the welding assembly is used to friction weld the conductor.

2. The conductor friction welding device according to claim 1, characterized in that: There are two pressing blocks, which are symmetrically distributed on the upper end of the placement groove.

3. The conductor friction welding device according to claim 2, characterized in that: The upper end surface of the clamping fixture is provided with a first connecting hole, the pressing block is penetrated with a second connecting hole, and fastening bolts are inserted into the first connecting hole and the second connecting hole, and the fastening bolts fix the pressing block to the upper end of the clamping fixture.

4. The conductor friction welding device according to claim 1, characterized in that: The corners of the clamping jig are provided with clamping assemblies, and the clamping assemblies include a cushion block assembled on the upper end of the clamping jig, and a clamping block arranged on the cushion block; a locking bolt is passed through the clamping block, and the bottom of the locking bolt is fixedly connected to the clamping jig, and the clamping block is used to clamp the clamping jig.

5. The conductor friction welding device according to claim 4, characterized in that: The cushion block is provided with a long strip-shaped notch, a connecting column extends from the lower end of the pressing block, and the connecting column is movably inserted into the notch.

6. The conductor friction welding device according to claim 1, characterized in that: The placement groove is in the shape of an elongated strip.

7. The friction welding device for conductor according to claim 6, characterized in that: A side surface of the placement groove extends into an air-avoiding groove.

8. The conductor friction welding device according to claim 1, characterized in that: The welding assembly comprises a driving motor connected to the front end of the lifting driving assembly, a clamp fixed on the main shaft of the driving motor, and a welding head fixed on the clamp.

9. The conductor friction welding device according to claim 8, characterized in that: The welding head comprises an integrally formed connecting portion and a welding portion, the connecting portion is assembled and connected with the clamp, the welding portion is in a truncated cone shape, and the lower end surface of the welding portion is a horizontal plane.

10. The friction welding device for conductor according to claim 1, characterized in that: The upper end surface of the machine base is provided with a plurality of first mounting holes, and the corners of the clamping fixture are provided with second mounting holes.

Images