Welding wire cutting device

Abstract

The utility model aims to solve the problems that the cost is higher and the effect is unstable due to the adoption of electrical cutting in the existing brazing cutting equipment. The utility model provides a welding wire cutting device. The welding wire cutting device comprises a cutter for cutting a welding wire; the device further comprises a wire feeding structure, a base and a moving structure, the wire feeding structure and the moving structure are fixedly arranged on the base, and the moving structure and the wire feeding structure are correspondingly arranged. The moving structure comprises a supporting piece, a driving piece, a rotating shaft and a tool rest. The supporting piece is fixedly arranged above the base; the two ends of the rotating shaft are rotationally connected with the supporting pieces correspondingly. An eccentric shaft is arranged in the middle of the rotating shaft. A knife rest is rotationally arranged on the eccentric shaft; the cutter is fixedly arranged below the cutter rest and corresponds to the wire feeding structure; the rotating shaft is in transmission connection with the driving piece; physical cutting of the welding wire particles is achieved, and the stable cutting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the field of welding particle production equipment, in particular to a welding wire cutting device. Background Art

[0002] Brazing refers to a welding method in which welding rods, welding sheets, welding rings or welding particles are added to the weld area during the welding process, and the brazing material is heated to melt and fill the gap; the welding particles and welding rods need to be cut and formed by long strips of welding wire. Existing welding wire cutting equipment usually controls the cutting gun to cut the welding wire, such as the content shown in the patent with application publication number CN112338401A. However, on the one hand, the operating cost and maintenance of electronic cutting guns are high, and on the other hand, the heating cutting effect is not as stable as physical cutting. Therefore, a welding particle cutting device that physically realizes cutting is needed. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and provide a welding wire cutting device.

[0004] In order to solve the above problems, the utility model adopts the following solutions:

[0005] A welding wire cutting device comprises a cutter for cutting welding wire; it also comprises a wire feeding structure, a base and a moving structure, wherein the wire feeding structure and the moving structure are respectively fixedly arranged on the base, and the moving structure and the wire feeding structure are arranged correspondingly; the moving structure comprises a support member, a driving member, a rotating shaft and a tool holder; the support member is fixedly arranged above the base; the two ends of the rotating shaft are respectively rotatably connected to the support member, and the middle part of the rotating shaft is arranged as an eccentric shaft; a tool holder is rotatably arranged on the eccentric shaft; the tool is fixedly arranged below the tool holder, and the tool corresponds to the wire feeding structure; the rotating shaft is also transmission-connected to the driving member.

[0006] Furthermore, the support member includes a support column, a support plate and an adjustment plate; the support column is fixedly arranged on the base, the support plate is slidably arranged on the support column, and the adjustment plate is fixedly arranged on the end of the support column away from the base; a threaded column for adjusting the height of the support plate is arranged between the adjustment plate and the support plate; the two ends of the rotating shaft are respectively rotatably arranged on the support plate.

[0007] Furthermore, there are two support columns, and the two support columns are arranged parallel to each other.

[0008] Furthermore, a slide rail is provided on the support plate, and a slider is fixedly provided on one side of the tool holder close to the support plate, and the slider is slidably connected to the slide rail.

[0009] Furthermore, the tool holder includes a transmission member and a connecting member; wherein the transmission member is rotatably arranged on the eccentric shaft of the rotating shaft; a protruding mushroom head structure is arranged at the lower end of the transmission member, and a clamping structure corresponding to the mushroom head is arranged on the upper surface of the connecting member, and the end of the mushroom head is embedded in the clamping structure; a slider is also arranged on the connecting member, and the slider is slidably connected to the slide rail on the support plate.

[0010] Furthermore, the driving member is a motor, and a belt for transmission is provided between the driving member and the rotating shaft.

[0011] Furthermore, the wire feeding structure includes a plurality of guide wheels for correcting the welding wire, and the guide wheels are connected to the base through a bracket.

[0012] Furthermore, the guide wheels are arranged in pairs or staggered up and down.

[0013] Furthermore, the wire feeding structure also includes a cutting box for preventing cutting particles from splashing; the cutting box is fixedly arranged on the base, and the cutting box is located directly below the tool; a tool hole corresponding to the tool is arranged above the cutting box; a wire threading hole for feeding the welding wire is arranged at the end of the cutting box; and a discharge hole for discharging cutting particles is also arranged on the base, and the discharge hole is located inside the cutting box.

[0014] Furthermore, a spring is provided between the top of the cutting box and the knife holder.

[0015] The beneficial effects of the utility model are:

[0016] By setting a rotating shaft with an eccentric shaft, the knife holder is controlled to move up and down, thereby achieving physical cutting of the welding wire particles and obtaining a stable cutting effect;

[0017] The support member includes a support plate and an adjustment plate, and a threaded column is arranged between the support plate and the adjustment plate to adjust the height of the support plate, thereby better realizing the cutting of the welding wire.

[0018] The tool holder includes a transmission member and a connecting member, and a mushroom head structure is provided between the two, so that the transmission member can maintain connection with the connecting member while following the up and down movement of the rotating shaft, and push the connecting member to move up and down;

[0019] By setting up a cutting box, the particles of the cut welding wire can be prevented from splashing, making it convenient to collect the particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The overall structure of Example 1 is shown in FIG. Figure 1 ;

[0021] Figure 2 The overall structure of Example 1 is shown in FIG. Figure 2 ;

[0022] Figure 3 It is an exploded view of the overall structure of Example 1;

[0023] Figure 4 It is a right view of the overall structure of Example 1;

[0024] Figure 5 for Figure 4 BB cross-sectional diagram;

[0025] Description of the accompanying drawings: tool 1, wire feeding structure 2, guide wheel 21, cutting box 22, knife hole 221, wire threading hole 222, spring 223, cutting surface 224, blocking structure 23, fixing block 231, stopper 232, base 3, discharge hole 31, moving structure 4, support member 41, support column 411, support plate 412, adjustment plate 413, threaded column 414, handle 415, slide rail 416, driving member 42, rotating shaft 43, eccentric shaft 431, tool holder 44, transmission member 441, connecting member 442, mushroom head 443, clamping structure 444, slider 445. DETAILED DESCRIPTION

[0026] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0027] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention, and the figures only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0028] Embodiment 1:

[0029] like Figures 1 to 5As shown, a welding wire cutting device includes a tool 1 for cutting welding wire. It should be noted that the tool 1 is an existing tool 1, wherein one end of the tool 1 is used for connection, and the other end of the tool 1 is provided with a bevel for cutting; it also includes a wire feeding structure 2, a base 3 and a motion structure 4, wherein the wire feeding structure 2 and the motion structure 4 are respectively fixedly arranged on the base 3, and the motion structure 4 and the wire feeding structure 2 are correspondingly arranged; the motion structure 4 includes a support member 41, a driving member 42, a rotating shaft 43 and a tool holder 44; the support member 41 is fixedly arranged above the base 3; the two ends of the rotating shaft 43 are respectively It is rotatably connected to the support member 41, and the rotating shaft 43 is located on the side of the support member 41; the middle part of the rotating shaft 43 is set as an eccentric shaft 431. When the rotating shaft 43 rotates, the eccentric shaft 431 deviates from the axis of the rotating shaft 43, so the eccentric shaft 431 part on the rotating shaft 43 moves along a circular trajectory to achieve up and down movement; a tool holder 44 is rotatably set on the eccentric shaft 431, and the tool holder 44 can rotate along the axis of the eccentric shaft 431; the tool 1 is fixedly set below the tool holder 44, and the tool 1 corresponds to the wire feeding structure 2; the rotating shaft 43 is also connected to the driving member 42 in transmission.

[0030] A protruding connecting block is provided at one end of the tool 1 close to the tool holder 44, and a groove corresponding to the connecting block is provided on the tool holder 44. A threaded connection structure is also provided between the tool holder 44 and the tool 1, which is a screw in this case. The screw passes through the side of the groove and the connecting block to achieve a fixed connection between the two.

[0031] The support member 41 includes a support column 411, a support plate 412 and an adjustment plate 413; the support column 411 is fixedly arranged on the base 3, and in this example, there are two support columns 411, and the two support columns 411 are arranged parallel to each other; a support plate 412 is slidably arranged on the support column 411, and the support plate 412 can slide up and down along the two support columns 411; an adjustment plate 413 is fixedly arranged at one end of the support column 411 away from the base 3; a threaded column 414 for adjusting the height of the support plate 412 is arranged between the adjustment plate 413 and the support plate 412; and the two ends of the rotating shaft 43 are rotatably arranged on the support plate 412. In order to facilitate rotation, a handle 415 is also arranged at the end of the threaded column 414, which is a circular handle 415 in this example, and the threaded column 414 can be conveniently rotated by the handle 415, thereby realizing the adjustment of the spacing between the adjustment plate 413 and the support plate 412 bracket. A slide rail 416 is also provided on the support plate 412, and a slider 445 is fixedly provided on one side of the tool holder 44 close to the support plate 412. The slider 445 is slidably connected to the slide rail 416, so that the position of the tool holder 44 in the horizontal plane remains stable, allowing the tool holder 44 to always be above the welding wire.

[0032] The tool holder 44 includes a transmission member 441 and a connecting member 442; wherein the transmission member 441 is rotatably disposed on the eccentric shaft 431 of the rotating shaft 43; a protruding mushroom head 443 structure is disposed at the lower end of the transmission member 441, and a clamping structure 444 corresponding to the mushroom head 443 is disposed on the upper surface of the connecting member 442, and the end of the mushroom head 443 is embedded in the clamping structure 444. The clamping structure 444 includes a cavity for accommodating the mushroom head 443, and a strip hole is also disposed above the clamping structure 444, so that when the tool holder 44 rotates with the eccentric shaft 431, the mushroom head 443 on the transmission member 441 can swing. In this example, a slider 445 on the tool holder 44 is disposed on the connecting member 442, and the slider 445 is slidably connected to the slide rail 416 on the support plate 412.

[0033] The driving member 42 is a motor, and a belt for transmission is provided between the driving member 42 and the rotating shaft 43. In this example, the driving member is fixedly provided on the support plate of the support member and moves together with the support plate.

[0034] The wire feeding structure 2 includes several guide wheels 21 for correcting the welding wire, and the guide wheels 21 are connected to the base 3 through a bracket; the guide wheels 21 are arranged in pairs or staggered up and down; the wire feeding structure 2 also includes a cutting box 22 for preventing the cutting particles from splashing, and the welding wire enters the cutting box 22 after passing through the guide wheels 21; the cutting box 22 is fixedly arranged on the base 3, and the cutting box 22 is located directly below the tool 1; a knife hole 221 corresponding to the tool 1 is arranged above the cutting box 22; a wire threading hole 222 for feeding the welding wire is arranged at the end of the cutting box 22; and a discharge hole 31 for discharging the cutting particles is also arranged on the base 3, and the discharge hole 31 is located inside the cutting box 22, and the welding wire particles that have completed the cutting are discharged from the discharge hole 31 and enter the set container. It should be noted that in this example, the wire threading hole 222 in the cutting box 22 is also provided with a cutting surface 224 that cooperates with the tool 1 on one side close to the inside, so that when the tool 1 is pressed down, the tool 1 fits with the cutting surface 224, and the cutting effect on the welding wire is better. A blocking structure 23 for adjusting the cutting length is also provided in the cutting box 22, and the blocking structure 23 includes a blocking block 232 and a fixed block 231, and a threaded rod is provided between the blocking block 232 and the fixed block 231; the fixed block 231 is fixedly provided on the base; the blocking block 232 is provided corresponding to the wire threading hole 222 on the cutting box 22, and the distance between the blocking block 232 and the wire threading hole 222 is adjustable.

[0035] A spring 223 is further provided between the top of the cutting box 22 and the knife holder 44 to provide an upward elastic force for the knife holder 44 and help the knife holder 44 to reset upward.

[0036] During the implementation process, by setting a rotating shaft 43 with an eccentric shaft 431, the tool holder 44 is controlled to achieve up and down movement, thereby achieving physical cutting of the welding wire particles and obtaining a stable cutting effect; by setting the support member 41 including a support plate 412 and an adjustment plate 413, the threaded column 414 set therebetween is cooperated to achieve height adjustment of the support plate 412, thereby better achieving cutting of the welding wire; by setting the tool holder 44 including a transmission member 441 and a connecting member 442, the mushroom head 443 structure therebetween is cooperated, so that the transmission member 441 can maintain connection with the connecting member 442 while following the up and down movement of the rotating shaft 43, and push the connecting member 442 to move up and down; by setting a cutting box 22, the cut welding wire particles are prevented from splashing, and the particles are convenient to collect.

[0037] The above description is only a specific example of the utility model and does not constitute any limitation to the utility model. Obviously, for professionals in this field, after understanding the content and principle of the utility model, it is possible to make various modifications and changes in form and details without departing from the principle and structure of the utility model, but these modifications and changes based on the idea of ​​the utility model are still within the scope of protection of the claims of the utility model.

Claims

1. A welding wire cutting device, comprising a cutter (1) for cutting welding wire; characterized in that: The invention also comprises a wire feeding structure (2), a base (3) and a motion structure (4), wherein the wire feeding structure (2) and the motion structure (4) are respectively fixedly arranged on the base (3), and the motion structure (4) and the wire feeding structure (2) are arranged correspondingly; the motion structure (4) comprises a support member (41), a driving member (42), a rotating shaft (43) and a tool holder (44); the support member (41) is fixedly arranged above the base (3); both ends of the rotating shaft (43) are respectively rotatably connected to the support member (41), and the middle part of the rotating shaft (43) is arranged as an eccentric shaft (431); the tool holder (44) is rotatably arranged on the eccentric shaft (431); the tool holder (1) is fixedly arranged below the tool holder (44), and the tool holder (1) corresponds to the wire feeding structure (2); and the rotating shaft (43) is also drivingly connected to the driving member (42).

2. A welding wire cutting device according to claim 1, characterized in that: The support member (41) comprises a support column (411), a support plate (412) and an adjustment plate (413); the support column (411) is fixedly arranged on the base (3); the support plate (412) is slidably arranged on the support column (411); the adjustment plate (413) is fixedly arranged at one end of the support column (411) away from the base (3); a threaded column (414) for adjusting the height of the support plate (412) is arranged between the adjustment plate (413) and the support plate (412); and both ends of the rotating shaft (43) are rotatably arranged on the support plate (412).

3. A welding wire cutting device according to claim 2, characterized in that: There are two support columns (411) in total, and the two support columns (411) are arranged parallel to each other.

4. A welding wire cutting device according to claim 2, characterized in that: The support plate (412) is also provided with a slide rail (416), and a sliding block (445) is fixedly provided on one side of the tool holder (44) close to the support plate (412), and the sliding block (445) is slidably connected to the slide rail (416).

5. A welding wire cutting device according to claim 4, characterized in that: The tool holder (44) comprises a transmission member (441) and a connecting member (442); wherein the transmission member (441) is rotatably arranged on an eccentric shaft (431) of a rotating shaft (43); a protruding mushroom head (443) structure is arranged at the lower end of the transmission member (441); a clamping structure (444) corresponding to the mushroom head (443) is arranged on the upper surface of the connecting member (442); an end of the mushroom head (443) is embedded in the clamping structure (444); a sliding block (445) is also arranged on the connecting member (442); the sliding block (445) is slidably connected to a slide rail (416) on the support plate (412).

6. A welding wire cutting device according to claim 1, characterized in that: The driving member (42) is a motor, and a belt for transmission is provided between the driving member (42) and the rotating shaft (43).

7. A welding wire cutting device according to claim 1, characterized in that: The wire feeding structure (2) comprises a plurality of guide wheels (21) for correcting the welding wire, and the guide wheels (21) are connected to the base (3) via a bracket.

8. A welding wire cutting device according to claim 7, characterized in that: The guide wheels (21) are arranged in pairs or staggered up and down.

9. A welding wire cutting device according to claim 7, characterized in that: The wire feeding structure (2) further comprises a cutting box (22) for preventing cutting particles from splashing; the cutting box (22) is fixedly arranged on the base (3), and the cutting box (22) is located directly below the cutting tool (1); a knife hole (221) corresponding to the cutting tool (1) is arranged above the cutting box (22); a wire threading hole (222) for feeding welding wire is arranged at the end of the cutting box (22); and a discharge hole (31) for discharging cutting particles is also arranged on the base (3), and the discharge hole (31) is located inside the cutting box (22).

10. A welding wire cutting device according to claim 9, characterized in that: A spring (223) is also provided between the top of the cutting box (22) and the knife holder (44).

Images