Heat-resistant high-strength aluminum alloy welding wire

Abstract

The utility model discloses a heat-resistant high-strength aluminum alloy welding wire, which particularly relates to the field of welding wires and comprises a welding wire body, a steel belt layer is sleeved outside the welding wire body, a first insertion block is arranged at the head of the welding wire body, a bayonet socket is arranged at the tail end of the welding wire body, and a second insertion block is arranged at the tail end of the welding wire body. The tail end of the welding wire body is provided with a bayonet socket, the head of the welding wire body is provided with an insertion block, one side of the bayonet socket is provided with a first insertion groove matched with the first insertion block, the outer portion of the steel belt layer is further provided with a handheld mechanism used for pushing the welding wire body, and the handheld mechanism is detachable outside the steel belt layer. When the position close to the tail end of the welding wire body is welded, the head of the second welding wire body is inserted into the bayonet socket at the tail end of the welding wire body, and a user holds the second welding wire body and stably pushes the remaining first welding wire body, so that the problem of welding wire waste can be avoided, and the welding operation difficulty is also reduced.

Description

Technical Field

[0001] The utility model relates to the field of welding wires, in particular to a heat-resistant high-strength aluminum alloy welding wire. Background Art

[0002] As a lightweight, high-strength, corrosion-resistant material, aluminum alloy plays a pivotal role in modern industrial manufacturing. It has been widely used in aerospace, automobile manufacturing, construction, rail transportation, and electronic products. However, due to the physical properties of aluminum and its alloys, such as low melting point, high thermal conductivity, and large linear expansion coefficient, the welding process of aluminum alloy is relatively complicated, and the requirements for welding materials and processes are high. Aluminum alloy welding wire is one of the key materials for aluminum alloy welding. It is usually made of aluminum alloy components that match the parent material, and the mechanical properties and corrosion resistance of the weld are improved by adding specific alloying elements.

[0003] The existing method of using aluminum alloy welding wire is usually to place the aluminum alloy welding wire on the weld of the aluminum alloy structure by hand-held pushing and welding. After welding to the tail end of the aluminum alloy welding wire, it is inconvenient to hold and stabilize the tail end of the aluminum alloy welding wire because the hand cannot be close to the weld. It is necessary to use tools or directly discard the remaining aluminum alloy welding wire, which causes inconvenience. Therefore, the utility model provides a heat-resistant high-strength aluminum alloy welding wire to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a heat-resistant high-strength aluminum alloy welding wire to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A heat-resistant high-strength aluminum alloy welding wire comprises a welding wire body, the outside of which is covered with a steel strip layer, the head of the welding wire body is provided with an insert block, the tail end of the welding wire body is provided with a socket, one side of the socket is provided with a slot that matches the insert block, and the outside of the steel strip layer is also provided with a hand-held mechanism for pushing the welding wire body, and the hand-held mechanism is detachable from the outside of the steel strip layer.

[0007] As a further solution of the utility model, the outer wall of the plug block 1 is provided with two plug blocks 2, and the end of the socket is located outside the slot 1 and is provided with two slots 2, and the plug block 2 and the slot 2 cooperate with each other.

[0008] As a further solution of the utility model, a threaded column is fixed on one side of the socket relative to the first slot, a threaded hole is opened on the side wall of the tail end of the welding wire body, and the socket and the welding wire body are screwed together through threads.

[0009] As a further solution of the utility model, the steel strip layer is a hollow cylindrical structure, the inner wall of the steel strip layer is provided with an internal thread, the outer wall of the welding wire body is provided with an external thread, and the steel strip layer and the welding wire body are screwed together through the thread.

[0010] As a further solution of the utility model, the hand-held mechanism includes: a main sleeve and a secondary sleeve which are sleeved on the outside of the steel belt layer, a connecting block is fixed on one side of the main sleeve, a handle is fixed on one side of the connecting block, a perforated plate is fixed on one side of the secondary sleeve, a push rod is provided at one end of the secondary sleeve, a push handle is fixed on one side of the perforated plate, a guide plate is provided on the top of the connecting block, and an extending end of the guide plate passes through the perforated plate.

[0011] As a further solution of the utility model, a guide rod is fixed to the bottom of the push handle, an extended end of the guide rod passes through the handle, a spring is arranged outside the guide rod, and one end of the spring is fixed to the bottom of the push handle.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] When the utility model is used, a socket is arranged at the tail end of the welding wire body, and an insert block is arranged at the head of the welding wire body. During the welding of aluminum alloy, when welding is close to the tail end of the welding wire body, the head of another welding wire body is inserted into the socket at the tail end of the welding wire body. The user holds the inserted welding wire body and steadily pushes the remaining welding wire body, which can avoid the problem of welding wire waste and reduce the difficulty of welding operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 for Figure 1 Enlarged view of part A in the middle;

[0016] Figure 3 It is a three-dimensional diagram of the welding wire body of the utility model;

[0017] Figure 4 This is a schematic diagram of the bottom structure of the welding wire body of the utility model;

[0018] Figure 5 for Figure 4 Enlarged view of middle part B;

[0019] Figure 6 This is a state diagram of the utility model being installed with a handheld mechanism.

[0020] In the figure: 1. welding wire body; 2. steel strip layer; 3. plug block 1; 4. slot 1; 5. slot 2; 6. socket; 7. threaded hole; 8. plug block 2; 9. push handle; 10. spring; 11. guide rod; 12. handle; 13. connecting block; 14. main sleeve; 15. auxiliary sleeve; 16. push rod; 17. orifice plate; 18. guide plate. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 to Figure 6 In the embodiment of the utility model, a heat-resistant high-strength aluminum alloy welding wire comprises a welding wire body 1, a steel strip layer 2 is sleeved on the outside of the welding wire body 1, a plug block 3 is arranged at the head of the welding wire body 1, a socket 6 is arranged at the tail end of the welding wire body 1, a slot 4 matching with the plug block 3 is opened on one side of the socket 6, a hand-held mechanism for pushing the welding wire body 1 is also arranged on the outside of the steel strip layer 2, and the hand-held mechanism is detachable outside the steel strip layer 2; two plug blocks 8 are arranged on the outer wall of the plug block 3, and two slots 5 are arranged on the end of the socket 6 located on the outside of the slot 4, and the plug block 8 and the slot 5 cooperate with each other;

[0023] Specifically, when the first welding wire body 1 is in a welded state, the plug block 3 at the head of the second welding wire body 1 is plugged into the slot 4 of the socket 6 at the tail of the first welding wire body 1, and the first welding wire body 1 can be moved by holding and pushing the second welding wire body 1; the steel strip layer 2 is sleeved on the outside of the welding wire body 1 to wrap the welding wire body 1, thereby enhancing the strength of the welding wire body 1 and preventing the welding wire body 1 from bending or breaking. At the same time, the steel strip layer 2 also has high-strength heat resistance, so that the aluminum alloy welding wire of the utility model has strong heat resistance and can withstand higher welding temperatures, so that the weld structure strength after welding is better.

[0024] A threaded column is fixed on one side of the socket 6 relative to the slot 4, and a threaded hole 7 is provided on the side wall of the tail end of the welding wire body 1, and the socket 6 and the welding wire body 1 are screwed together through threads; specifically, after the first welding wire body 1 is consumed, the remaining part of the tail end of the welding wire body 1 and the socket 6 can be directly discarded.

[0025] The steel strip layer 2 is a hollow cylindrical structure, the inner wall of the steel strip layer 2 is provided with an internal thread, the outer wall of the welding wire body 1 is provided with an external thread, and the steel strip layer 2 and the welding wire body 1 are screwed together through the thread; specifically, during welding with the welding wire body 1, the steel strip layer 2 and the welding wire body 1 are simultaneously subjected to high temperature and melted, so that the steel strip layer 2 and the welding wire body 1 can form a weld at the same time.

[0026] like Figure 6 As shown, the hand-held mechanism includes: a main sleeve 14 and a secondary sleeve 15 sleeved on the outside of the steel belt layer 2, a connecting block 13 is fixed to one side of the main sleeve 14, a handle 12 is fixed to one side of the connecting block 13, a hole plate 17 is fixed to one side of the secondary sleeve 15, a push rod 16 is arranged at one end of the secondary sleeve 15, a push handle 9 is fixed to one side of the hole plate 17, a guide plate 18 is arranged on the top of the connecting block 13, and the extended end of the guide plate 18 passes through the hole plate 17; a guide rod 11 is fixed to the bottom of the push handle 9, and the extended end of the guide rod 11 passes through the handle 12, a spring 10 is arranged on the outside of the guide rod 11, and one end of the spring 10 is fixed to the bottom of the push handle 9;

[0027] Specifically, in order to facilitate operation, before welding the aluminum alloy structure, the tail end of the welding wire body 1 of the utility model is inserted from one end of the main sleeve 14, and then the welding wire body 1 is pushed. The tail end of the welding wire body 1 moves toward the auxiliary sleeve 15, passes through the auxiliary sleeve 15 and contacts the end of the push rod 16. The push rod 16 is an L-shaped structure. The user's thumb is placed on the push handle 9, and the other four fingers are placed on the handle 12. After the user's hand makes a gripping action, the push rod 16 pushes the auxiliary sleeve 15, and the auxiliary sleeve 15 drives the orifice plate 17 and the push handle 9, the welding wire body 1 moves, and the head of the welding wire body 1 is close to the welding point position of the aluminum alloy, thereby achieving the purpose of pushing the welding wire body 1.

[0028] The working principle of the utility model is:

[0029] When the utility model is used, the user pinches one end of the welding wire body 1 with the hand, and then places the head of the welding wire body 1 on the welding point position of the aluminum alloy structure, and releases high temperature through the welding gun to melt the welding wire body 1 and the aluminum alloy structure, and welds the welding wire body 1 and the aluminum alloy together to form a weld. During the welding process, the user pushes the welding wire body 1 while welding, so that the welding wire body 1 cooperates with the welding point of the aluminum alloy structure, so that the welding wire body 1 can fill the welding point. After welding to the tail end of the welding wire body 1, the user inserts the plug-in block 3 at the head of the second welding wire body 1 into the slot 4 of the socket 6 at the tail end of the first welding wire body 1, and by holding the second welding wire body 1 and pushing the welding wire body 1, the purpose of pushing the first welding wire body 1 to move toward the welding point is achieved.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heat-resistant high-strength aluminum alloy welding wire, comprising a welding wire body (1), characterized in that: The welding wire body (1) is sleeved with a steel strip layer (2) on the outside, the welding wire body (1) is provided with an insert block (3) at the head, the welding wire body (1) is provided with a socket (6) at the tail end, and a slot (4) is provided on one side of the socket (6) for matching with the insert block (3). A hand-held mechanism for pushing the welding wire body (1) is also provided on the outside of the steel strip layer (2), and the hand-held mechanism is detachable from the outside of the steel strip layer (2).

2. The heat-resistant high-strength aluminum alloy welding wire according to claim 1, characterized in that: The outer wall of the plug block one (3) is provided with two plug blocks two (8), and the end of the socket (6) is located outside the slot one (4) and is provided with two slots two (5), and the plug block two (8) and the slot two (5) cooperate with each other.

3. The heat-resistant high-strength aluminum alloy welding wire according to claim 1, characterized in that: A threaded column is fixed to one side of the socket (6) relative to the slot one (4), a threaded hole (7) is provided on the side wall of the rear end of the welding wire body (1), and the socket (6) and the welding wire body (1) are screwed together through threads.

4. The heat-resistant high-strength aluminum alloy welding wire according to claim 1, characterized in that: The steel strip layer (2) is a hollow cylindrical structure, the inner wall of the steel strip layer (2) is provided with an internal thread, the outer wall of the welding wire body (1) is provided with an external thread, and the steel strip layer (2) and the welding wire body (1) are screwed together via the thread.

5. The heat-resistant high-strength aluminum alloy welding wire according to claim 1, characterized in that: The hand-held mechanism comprises: a main sleeve (14) and a secondary sleeve (15) which are sleeved on the outside of the steel strip layer (2); a connecting block (13) is fixed to one side of the main sleeve (14); a handle (12) is fixed to one side of the connecting block (13); a perforated plate (17) is fixed to one side of the secondary sleeve (15); a push rod (16) is provided at one end of the secondary sleeve (15); a push handle (9) is fixed to one side of the perforated plate (17); a guide plate (18) is provided at the top of the connecting block (13); and an extended end of the guide plate (18) passes through the perforated plate (17).

6. The heat-resistant high-strength aluminum alloy welding wire according to claim 5, characterized in that: A guide rod (11) is fixed to the bottom of the push handle (9), an extended end of the guide rod (11) passes through the handle (12), a spring (10) is arranged outside the guide rod (11), and one end of the spring (10) is fixed to the bottom of the push handle (9).

Images