Automatic welding wire feeding equipment

Abstract

The utility model relates to the field of wire feeders, and discloses automatic welding wire feeding equipment. The automatic welding wire feeding equipment comprises a workbench, a lower mounting plate is fixedly mounted at the top of the front end of the workbench, a hinge is mounted at the side end of the lower mounting plate, an upper mounting plate is rotationally connected to the side end of the top of the lower mounting plate through the hinge, and an upper buckle is fixedly mounted on the rear side section of the upper mounting plate; the rear side section of the lower mounting plate is fixedly provided with a lower buckle located below the upper buckle, the interior of the upper buckle is in threaded connection with a bolt, the outer side end of the upper mounting plate is fixedly connected with an upper clamping groove, and the outer side end of the lower mounting plate is fixedly connected with a lower clamping groove located below the upper clamping groove; and the top end of the lower clamping groove is fixedly connected with a mounting ring. According to the device, a limiting structure convenient to mount and dismount is additionally arranged at the side end of the reel, so that the shaking amplitude in the wire drawing process can be reduced, and the influence of shaking on wire drawing transportation is reduced.

Description

Technical Field

[0001] The present application belongs to the technical field of wire feeders, and specifically relates to an automatic welding wire feeding device. Background Art

[0002] With the advancement of technology, today's soldering machines all use automatic wire feeders, which automatically feed wires through the cooperation of gears and passive wheels, making soldering operations more convenient and improving work efficiency. The advantage of an automatic wire feeder soldering machine is that it can automate welding, greatly improving production efficiency and welding quality, and reducing the labor intensity and technical requirements of operators. It is widely used in electronic manufacturing, circuit board assembly, electronic component welding and other fields.

[0003] For example, a wire feeder is disclosed in the patent with announcement number CN207787915U, which particularly relates to an automatic solder wire feeder, an automatic solder wire feeder, including an electric control box for power input and output, a main gear is arranged in the seat body, a motor for driving the main gear is arranged in the electric control box, including solder wire and a passive wheel assembly for pressing the solder wire to the main gear, the solder wire passes through a wire guide tube and a wire outlet tube, and a switch for starting and closing the operation of the main gear and heating the soldering iron tip is also arranged on the electric soldering iron handle. When the switch is turned on, the main gear rotates, and the solder wire is moved out of the wire outlet tube to the soldering iron tip through the coordinated movement of the main gear and the passive wheel assembly, and the soldering iron tip heats and melts the solder wire to realize soldering operation. Based on the original structure, the utility model changes the foot-operated switch into a push switch on the soldering handle, which has a simple structure and is easy to operate; the wire feeding assembly is replaced with a plastic material, which is easy to process and reduces the cost; the wire feeding tube adopts a transparent pipe material, which is convenient for viewing the feeding position of the solder wire and has strong practicality.

[0004] However, the automatic welding wire feeding device of the application lacks a structure to reinforce and stabilize the solder wire bracket, and the winding wheel is prone to shaking when extracting the solder wire, thereby affecting the operation of the wire feeding device. Utility Model Content

[0005] The purpose of the present application is to provide an automatic welding wire feeding device in order to solve the problem that the above-mentioned automatic welding wire feeding device lacks a stable structure to reinforce the bracket at the solder wire bracket, and the winding wheel is prone to shaking when extracting the solder wire, thereby affecting the operation of the wire feeding device.

[0006] The cam is provided with a hinged hole on the top of the upper handlebars and a hinged hole on the top of the lower handlebars is provided with a hinged hole on the top of the upper handlebars, and a hinged hole is provided on the top of the upper handlebars to rotate the upper handlebars through the hinge.

[0007] By adopting the above technical scheme, the lower mounting plate is used to support the bottom end of the plug-in rod, and the upper mounting plate is used to support the top of the plug-in rod. The upper mounting plate can be rotated on the top of the lower mounting plate by a hinge. When the upper mounting plate is covered on the top of the lower mounting plate, the upper buckle at the side end of the upper mounting plate and the lower buckle at the side end of the lower mounting plate can be fixed together by bolts to play a reinforcing role. When installing the winding wheel, the plug-in rod at the side end of the winding wheel can be placed on the surface of the lower mounting plate, and the lower groove installed at the side end of the lower mounting plate can prevent the plug-in rod from being moved from the lower mounting plate. The side end of the mounting plate slides out, and the upper slot at the side end of the upper mounting plate can form a circular cavity after covering the lower slot, the interior of which is used to provide space for the plug rod to rotate, and the mounting ring at the top of the lower slot is used to install the fastening screw. After the plug rod is placed inside the lower slot and the upper slot, it can be installed into the mounting ring using the fastening screw. The surface of the fastening screw is provided with a threaded hole, and the rear end is a sliding rod, which can be inserted into the circular hole at the side end of the plug rod. When the wire feeding device is drawing wire, the moving welding wire can drive the winding wheel to rotate, thereby driving the plug rod to rotate. The device provides a limit device at the side end and top of the plug rod, which is simple to install and disassemble, and can reduce the amplitude of the winding wheel shaking during the wire drawing process.

[0008] In a preferred embodiment, a wire feeding station is fixedly mounted on the surface of the workbench and at the rear end of the lower mounting plate, a front wire bundle is fixedly mounted on the front end of the wire feeding station, and welding wire is sleeved inside the front wire bundle.

[0009] By adopting the above technical solution, before feeding the welding wire, the wire head can be passed through the front bundle tube and sent to the side end of the wire feeding roller to wait for wire feeding.

[0010] In a preferred embodiment, a rear wire bundle tube is fixedly mounted on the rear end of the wire feeding station, and welding wire is sleeved inside the rear wire bundle tube.

[0011] By adopting the above technical solution, after the automatic wire feeding by the wire feeding device, the welding wire can pass through the rear wire bundle tube and be sent to the rear end of the workbench.

[0012] In a preferred embodiment, an electric telescopic rod is fixedly installed on the right end of the wire feeding platform, a slide groove is opened on the inner right end of the wire feeding platform, a slide plate is slidably connected inside the slide groove, and the right end of the slide plate is fixedly connected to the electric telescopic rod.

[0013] By adopting the above technical solution, starting the electric telescopic rod can drive the slide plate to slide left and right inside the wire feeding platform, thereby driving the wire pressing roller to slide left and right.

[0014] In a preferred embodiment, the other end of the slide away from the electric telescopic rod is rotatably connected to a wire pressing roller.

[0015] By adopting the above technical solution, there are two wire pressing rollers with the same structure on the inner side of the wire feeding station. When the wire pressing rollers are moved outward, the welding wire can be easily installed. When the wire pressing rollers are moved inward, the side ends of the welding wire can be squeezed to facilitate subsequent wire feeding.

[0016] In a preferred embodiment, a second feed roller is rotatably connected to the inner left end of the wire feeding platform, and a first feed roller is rotatably connected to the inner side of the wire feeding platform and at the rear end of the second feed roller.

[0017] By adopting the above technical solution, the first feeding roller and the second feeding roller are located at the side ends of the welding wire, and when the welding wire is squeezed by the wire pressing roller and the first feeding roller, the welding wire can be transported by rotating the first feeding roller and the second feeding roller. The first feeding roller and the second feeding roller have the same size, rotation direction and speed.

[0018] In a preferred embodiment, a first gear is fixedly mounted on the bottom end of the second feed roller, a second gear is fixedly mounted on the bottom end of the first feed roller, a third gear is meshedly connected to the rear end of the first gear, a second gear is meshedly connected to the rear end of the third gear, and a motor is fixedly mounted on the bottom end of the third gear.

[0019] By adopting the above technical solution, the motor is located inside the workbench, and starting the motor can drive the third gear to rotate, thereby driving the first gear and the second gear on both sides of the third gear to rotate, and the first gear and the second gear respectively drive the second feed roller and the first feed roller to rotate.

[0020] In a preferred embodiment, a welding gun is installed at the front end of the workbench, a welding head is installed at the top end of the welding gun, and a wiring block is fixedly installed at the top end of the welding gun and on one side close to the welding head.

[0021] By adopting the above technical solution, the welding gun and the welding head are used for welding. When the welding wire is fed through the wire feeding device, it will reach the side end of the welding head through the wiring block, making it convenient for workers to use the welding head and welding wire for welding.

[0022] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0023] In the present application, the lower mounting plate is used to support the bottom end of the plug-in rod, and the upper mounting plate is used to support the top of the plug-in rod. The upper mounting plate can be rotated on the top of the lower mounting plate by a hinge. When the upper mounting plate is covered on the top of the lower mounting plate, the upper buckle at the side end of the upper mounting plate and the lower buckle at the side end of the lower mounting plate can be fixed together by bolts to play a reinforcing role. When installing the winding wheel, the plug-in rod at the side end of the winding wheel can be placed on the surface of the lower mounting plate, and the lower card groove installed at the side end of the lower mounting plate can prevent the plug-in rod from being moved from the lower mounting plate The side end slides out, and the upper slot at the side end of the upper mounting plate can form a circular cavity after covering the lower slot, the interior of which is used to provide space for the plug rod to rotate. The mounting ring at the top of the lower slot is used to install the fastening screw. After the plug rod is placed inside the lower slot and the upper slot, it can be installed into the mounting ring using the fastening screw. The surface of the fastening screw is provided with a threaded hole, and the rear end is a sliding rod, which can be inserted into the circular hole at the side end of the plug rod. When the wire feeding device is drawing wire, the moving welding wire can drive the winding wheel to rotate, thereby driving the plug rod to rotate. The device provides a limit device at the side end and top of the plug rod, which is simple to install and disassemble, and can reduce the amplitude of the winding wheel shaking during the wire drawing process. The first feeding roller and the second feeding roller are located at the side end of the welding wire. When the welding wire is squeezed by the wire pressing roller and the first feeding roller, the welding wire can be conveyed by rotating the first feeding roller and the second feeding roller. The size, rotation direction and speed of the first feeding roller and the second feeding roller are the same. After the welding wire is fed through the wire feeding device, it will reach the side end of the welding head through the wiring block, making it convenient for the staff to use the welding head and welding wire for welding. The device adds a limit structure to the side end of the winding wheel for easy installation and disassembly, which can reduce the amplitude of the vibration during the wire drawing process and reduce the impact of the vibration on the wire drawing transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of an automatic welding wire feeding device in this application;

[0025] Figure 2 It is a diagram of the plug-in rod and its partly adjacent structure in this application;

[0026] Figure 3 This is a schematic diagram of the mounting plate structure in this application;

[0027] Figure 4 It is a schematic diagram of the structure of the wire feeding device in this application;

[0028] Figure 5 It is a plan view of the feed roller and some adjacent structures in this application.

[0029] Markings in the figure: 1. workbench; 2. lower mounting plate; 3. winding wheel; 4. fastening screw; 5. plug-in rod; 6. bolt; 7. upper mounting plate; 8. hinge; 9. lower slot; 10. mounting ring; 11. upper slot; 12. upper buckle; 13. lower buckle; 14. welding wire; 15. wire feeding table; 16. slide plate; 17. front harness tube; 18. rear harness tube; 19. electric telescopic rod; 20. welding gun; 21. welding head; 22. junction block; 23. wire pressing roller; 24. first feed roller; 25. second feed roller; 26. first gear; 27. second gear; 28. third gear; 29. ​​motor. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0031] Example:

[0032] Reference Figure 1-3, an automatic welding wire feeding device comprises a workbench 1, a lower mounting plate 2 is fixedly installed on the top of the front end of the workbench 1, a hinge 8 is installed on the side end of the lower mounting plate 2, and the top side end of the lower mounting plate 2 is rotatably connected to the upper mounting plate 7 through the hinge 8, the rear side section of the upper mounting plate 7 is fixedly installed with an upper buckle 12, and the rear side section of the lower mounting plate 2 and the lower part of the upper buckle 12 are fixedly installed with a lower buckle 13, the internal thread of the upper buckle 12 is connected with a bolt 6, the outer end of the upper mounting plate 7 is fixedly connected with an upper slot 11, the outer end of the lower mounting plate 2 and the lower part of the upper slot 11 are fixedly connected with a lower slot 9, the top of the lower slot 9 is fixedly connected with a mounting ring 10, the inner side end of the lower slot 9 is slidably connected with a plug-in rod 5, the inner side end of the plug-in rod 5 is fixedly installed with a winding wheel 3, the surface of the winding wheel 3 is sleeved with a welding wire 14, the internal thread of the mounting ring 10 is connected with a fastening screw 4, and the inner side end of the fastening screw 4 is rotatably connected with the plug-in rod 5. The lower mounting plate 2 is used to support the bottom end of the plug-in rod 5, and the upper mounting plate 7 is used to support the top of the plug-in rod 5. The upper mounting plate 7 can be rotated on the top of the lower mounting plate 2 by the hinge 8. When the upper mounting plate 7 is covered on the top of the lower mounting plate 2, the upper buckle 12 at the side end of the upper mounting plate 7 and the lower buckle 13 at the side end of the lower mounting plate 2 can be fixed together by bolts 6 to play a reinforcing role. When installing the winding wheel 3, the plug-in rod 5 at the side end of the winding wheel 3 can be placed on the surface of the lower mounting plate 2, and the lower card groove 9 installed at the side end of the lower mounting plate 2 can prevent the plug-in rod 5 from the side end of the lower mounting plate 2 Slide out, the upper slot 11 at the side end of the upper mounting plate 7 can form a circular cavity after covering the lower slot 9, the interior of which is used to provide space for the plug rod 5 to rotate, and the mounting ring 10 at the top of the lower slot 9 is used to install the fastening screw 4. After the plug rod 5 is placed inside the lower slot 9 and the upper slot 11, the fastening screw 4 can be used to install it inside the mounting ring 10. The surface of the fastening screw 4 is provided with a threaded hole, and the rear end is a sliding rod, which can be inserted into the circular hole at the side end of the plug rod 5. When the wire feeding device is drawing wire, the moving welding wire 14 can drive the winding wheel 3 to rotate, thereby driving the plug rod 5 to rotate. The device provides a limit device at the side end and top of the plug rod 5, which is simple to install and disassemble. By providing a rotation space and a limit device, the amplitude of the shaking of the winding wheel 3 during the wire drawing process can be reduced.

[0033] Reference Figure 1 A wire feeding station 15 is fixedly installed on the surface of the workbench 1 and at the rear end of the lower mounting plate 2. A front wire harness tube 17 is fixedly installed at the front end of the wire feeding station 15. The interior of the front wire harness tube 17 is sleeved with welding wire 14. Before feeding the welding wire 14, the wire head can be passed through the front wire harness tube 17 and sent to the side end of the wire feeding roller to wait for wire feeding.

[0034] Reference Figure 1The rear end of the wire feeding platform 15 is fixedly mounted with a rear cable tube 18, and the interior of the rear cable tube 18 is sleeved with welding wire 14. After the automatic wire feeding of the wire feeding device, the welding wire 14 can pass through the rear cable tube 18 and be delivered to the rear end of the workbench 1.

[0035] Reference Figure 1 and Figure 4 The right end of the wire feeding platform 15 is fixedly installed with an electric telescopic rod 19, the inner right end of the wire feeding platform 15 is provided with a slide groove, the inside of the slide groove is slidably connected with a slide plate 16, and the right end of the slide plate 16 is fixedly connected with the electric telescopic rod 19. Starting the electric telescopic rod 19 can drive the slide plate 16 to slide left and right inside the wire feeding platform 15, thereby driving the wire pressing roller 23 to slide left and right.

[0036] Reference Figure 1 and Figure 4 The other end of the slide plate 16 away from the electric telescopic rod 19 is rotatably connected to a wire pressing roller 23. There are two wire pressing rollers 23 with the same structure on the inner side of the wire feeding platform 15. When the wire pressing rollers 23 are moved outward, the welding wire 14 can be easily installed. When the wire pressing rollers 23 are moved inward, the side ends of the welding wire 14 can be squeezed to facilitate subsequent wire feeding.

[0037] Reference Figure 4 The left inner end of the wire feeding platform 15 is rotatably connected to the second feeding roller 25, and the inner side of the wire feeding platform 15 and the rear end of the second feeding roller 25 are rotatably connected to the first feeding roller 24. The first feeding roller 24 and the second feeding roller 25 are located at the side ends of the welding wire 14. When the welding wire 14 is squeezed by the wire pressing roller 23 and the first feeding roller 24, the welding wire 14 can be transported by rotating the first feeding roller 24 and the second feeding roller 25. The first feeding roller 24 and the second feeding roller 25 have the same size, rotation direction and speed.

[0038] Reference Figure 5 The bottom end of the second feeding roller 25 is fixedly mounted with a first gear 26, the bottom end of the first feeding roller 24 is fixedly mounted with a second gear 27, the rear end of the first gear 26 is meshedly connected with a third gear 28, the rear end of the third gear 28 is meshedly connected with the second gear 27, and the bottom end of the third gear 28 is fixedly mounted with a motor 29. The motor 29 is located inside the workbench 1, and starting the motor 29 can drive the third gear 28 to rotate, thereby driving the first gear 26 and the second gear 27 on both sides of the third gear 28 to rotate, and the first gear 26 and the second gear 27 respectively drive the second feeding roller 25 and the first feeding roller 24 to rotate.

[0039] Reference Figure 1A welding gun 20 is installed at the front end of the workbench 1, a welding head 21 is installed at the top of the welding gun 20, and a terminal block 22 is fixedly installed at the top of the welding gun 20 and on one side close to the welding head 21. The welding gun 20 and the welding head 21 are used for welding. When the welding wire 14 is fed by the wire feeding device, it will reach the side end of the welding head 21 through the terminal block 22, which is convenient for the staff to use the welding head 21 and the welding wire 14 to perform welding work.

[0040] The implementation principle of an embodiment of an automatic welding wire feeding device of the present application is as follows: the lower mounting plate 2 is used to support the bottom end of the plug-in rod 5, and the upper mounting plate 7 is used to support the top of the plug-in rod 5. The upper mounting plate 7 can be rotated on the top of the lower mounting plate 2 by means of a hinge 8. When the upper mounting plate 7 is covered on the top of the lower mounting plate 2, the upper buckle 12 at the side end of the upper mounting plate 7 and the lower buckle 13 at the side end of the lower mounting plate 2 can be fixed together by means of bolts 6 to play a reinforcing role. When installing the winding wheel 3, the plug-in rod 5 at the side end of the winding wheel 3 can be placed on the surface of the lower mounting plate 2, and the lower card groove 9 installed at the side end of the lower mounting plate 2 can prevent the plug-in rod from being stuck. The rod 5 slides out from the side end of the lower mounting plate 2. After the upper slot 11 at the side end of the upper mounting plate 7 covers the lower slot 9, a circular cavity can be formed. The interior is used to provide space for the plug-in rod 5 to rotate. The mounting ring 10 at the top of the lower slot 9 is used to install the fastening screw 4. After the plug-in rod 5 is placed inside the lower slot 9 and the upper slot 11, the fastening screw 4 can be used to install it inside the mounting ring 10. The surface of the fastening screw 4 is provided with a threaded hole, and the rear end is a sliding rod, which can be inserted into the circular hole at the side end of the plug-in rod 5. When the wire feeding device is drawing wire, the moving welding wire 14 can drive the winding wheel 3 to rotate, thereby driving the plug-in rod 5 to rotate. The device provides a limit device at the side end and top of the plug-in rod 5, which is simple to install and disassemble, and can reduce the amplitude of the winding wheel 3 shaking during the wire drawing process. The first feed roller 24 and the second feed roller 25 are located at the side end of the welding wire 14. When the welding wire 14 is squeezed by the wire pressing roller 23 and the first feed roller 24, the welding wire 14 can be conveyed by rotating the first feed roller 24 and the second feed roller 25. The first feed roller 24 and the second feed roller 25 have the same size, rotation direction and speed. After the welding wire 14 is fed through the wire feeding device, it will reach the side end of the welding head 21 through the wiring block 22, which is convenient for the staff to use the welding head 21 and the welding wire 14 for welding. The device adds a limiting structure to the side end of the winding wheel for easy installation and disassembly, which can reduce the amplitude of the jitter during the wire drawing process and reduce the impact of the jitter on the wire drawing transportation.

[0041] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An automatic welding wire feeding device, comprising a workbench (1), characterized in that: A lower mounting plate (2) is fixedly mounted on the top of the front end of the workbench (1), a hinge (8) is mounted on the side end of the lower mounting plate (2), the top side end of the lower mounting plate (2) is rotatably connected to an upper mounting plate (7) via the hinge (8), an upper buckle (12) is fixedly mounted on the rear side section of the upper mounting plate (7), a lower buckle (13) is fixedly mounted on the rear side section of the lower mounting plate (2) and located below the upper buckle (12), a bolt (6) is connected to the internal thread of the upper buckle (12), and an upper buckle (13) is fixedly mounted on the outer side end of the upper mounting plate (7). A lower slot (9) is fixedly connected to the outer end of the lower mounting plate (2) and located below the upper slot (11); a mounting ring (10) is fixedly connected to the top of the lower slot (9); a plug-in rod (5) is slidably connected to the inner end of the lower slot (9); a winding wheel (3) is fixedly installed to the inner end of the plug-in rod (5); a welding wire (14) is sleeved on the surface of the winding wheel (3); a fastening screw (4) is connected to the inner thread of the mounting ring (10); and the inner end of the fastening screw (4) is rotatably connected to the plug-in rod (5).

2. The automatic welding wire feeding device according to claim 1, characterized in that: A wire feeding station (15) is fixedly mounted on the surface of the workbench (1) and located at the rear end of the lower mounting plate (2); a front wire harness tube (17) is fixedly mounted at the front end of the wire feeding station (15); and a welding wire (14) is sleeved inside the front wire harness tube (17).

3. An automatic welding wire feeding device as claimed in claim 2, characterized in that: A rear wire bundle tube (18) is fixedly mounted at the rear end of the wire feeding platform (15), and a welding wire (14) is sleeved inside the rear wire bundle tube (18).

4. The automatic welding wire feeding device according to claim 3, characterized in that: An electric telescopic rod (19) is fixedly installed at the right end of the wire feeding platform (15), a slide groove is opened at the inner right end of the wire feeding platform (15), a slide plate (16) is slidably connected inside the slide groove, and the right end of the slide plate (16) is fixedly connected to the electric telescopic rod (19).

5. The automatic welding wire feeding device according to claim 4, characterized in that: The other end of the slide plate (16) away from the electric telescopic rod (19) is rotatably connected to a wire pressing roller (23).

6. The automatic welding wire feeding device according to claim 2, characterized in that: The inner left end of the wire feeding platform (15) is rotatably connected to a second feeding roller (25), and the inner side of the wire feeding platform (15) and located at the rear end of the second feeding roller (25) is rotatably connected to a first feeding roller (24).

7. An automatic welding wire feeding device as claimed in claim 6, characterized in that: A first gear (26) is fixedly mounted on the bottom end of the second feeding roller (25), a second gear (27) is fixedly mounted on the bottom end of the first feeding roller (24), a third gear (28) is meshedly connected to the rear end of the first gear (26), a second gear (27) is meshedly connected to the rear end of the third gear (28), a motor (29) is fixedly mounted on the bottom end of the third gear (28).

8. The automatic welding wire feeding device according to claim 1, characterized in that: A welding gun (20) is installed at the front end of the workbench (1), a welding head (21) is installed at the top end of the welding gun (20), and a wiring block (22) is fixedly installed at the top end of the welding gun (20) and on a side close to the welding head (21).

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