Wire feeding trolley of gas shielded welding machine

Abstract

The utility model discloses a gas shielded welding machine wire feeding trolley and relates to the field of welding, the gas shielded welding machine wire feeding trolley comprises a base, moving wheels are fixed to the four corners of the bottom of the base, a supporting rod is fixed to the middle of the top of the base, a control box is fixed to one side of the supporting rod, a rotating sleeve is rotationally connected to the bottom of the outer wall of the supporting rod, and a first telescopic rod is fixed to one side of the rotating sleeve. According to the device, one end of a welding wire penetrates through a wire penetrating hole, the welding wire is put into a lantern ring, a second telescopic rod is controlled to stretch and retract, the distance between two extrusion wheels is controlled, when the second telescopic rod retracts, a micro motor and the extrusion wheels can penetrate through a containing groove to enter the lantern ring and make contact with the welding wire in the lantern ring, the micro motor drives the extrusion wheels to rotate, and the welding wire is extruded through the extrusion wheels. The welding wires are driven to move towards the welding wire conveying head, the welding wires are extruded by the two extrusion wheels to be straightened and moved, and therefore the effects that the welding wires can be straightened, and meanwhile the welding wire straightening device is suitable for welding wires of various diameters are achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of welding, in particular to a gas shielded welding machine wire feeding trolley. BACKGROUND

[0002] The gas shielded welding machine wire feeding equipment used in the transformer manufacturing process is about 50 kg when the welding wire total weight is added during use. With the continuous movement and change of the welding position, it is very heavy to drag and very laborious to carry by manpower. If the welding gun assembly is used to pull the wire feeding machine, it will cause wear to the wire feeding machine and serious damage to the assembly, reducing the service life of the gas shielded welding machine. Therefore, a wire feeding trolley is needed to feed the wire for the gas shielded welding machine.

[0003] The existing wire feeding trolley usually only has a simple wire feeding function. The welding wire is usually wound on a winding roller with a certain curvature. The existing wire feeding trolley does not have a straightening function. At the same time, different welding wires need to be used in different working scenarios. The existing wire feeding trolley needs to adjust the wire feeding head to adapt to the use of different welding wires, which is very inconvenient to use. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem that the existing wire feeding trolley does not have a straightening function, the present application provides a gas shielded welding machine wire feeding trolley.

[0005] The gas shielded welding machine wire feeding trolley provided by the present application adopts the following technical solution: a base is provided, the bottom corners of the base are fixed with moving wheels, the middle of the top of the base is fixed with a support rod, one side of the support rod is fixed with a control box, the outer wall of the support rod at the bottom is rotatably connected with a rotating sleeve, one side of the rotating sleeve is fixed with a first telescopic rod, the power output end of the first telescopic rod is fixed with a welding wire conveying head, the top of the welding wire conveying head is fixed with a guide sleeve, the top of the guide sleeve is fixed with a sleeve ring, one side of the outer wall of the sleeve ring is fixed with a second telescopic rod, the power output end of the second telescopic rod is fixed with a first connecting rod, one side of the first connecting rod is fixed with a connecting seat, the middle of the connecting seat is rotatably connected with a squeezing wheel, one side of the connecting seat is fixed with a micro motor, and the power output end of the micro motor is fixed with the squeezing wheel.

[0006] By adopting the above technical solution, the micro motor is connected with one of the squeezing wheels, the micro motor drives the squeezing wheel to rotate, and drives the welding wire to move to the welding wire conveying head.

[0007] Preferably, the middle of the sleeve ring is provided with a placing groove on both sides, and the placing groove is used to place the micro motor and the squeezing wheel.

[0008] By adopting the technical scheme, the extension and shortening of the second telescopic rod are controlled to control the distance between the two squeezing wheels, when the second telescopic rod is shortened, the micro motor and the squeezing wheels can pass through the placing groove and enter the collar to touch the welding wire in the collar.

[0009] Preferably, the second telescopic rod is a double-end telescopic rod, the first connecting rods and the connecting seat are provided with two, the two first connecting rods are symmetrically arranged about the middle part of the collar, and the vertical section of the squeezing wheel is arranged in an H shape.

[0010] By adopting the technical scheme, the second telescopic rod is shortened until the two squeezing wheels touch the welding wire, and the H-shaped squeezing wheel can better fit the welding wire.

[0011] Preferably, a threading hole is formed in the middle part of one side of the supporting rod, and the diameter of the threading hole is matched with the diameter of the welding wire conveying head.

[0012] By adopting the technical scheme, one end of the welding wire is threaded through the threading hole, and the welding wire is placed in the collar, and the welding wire pulled down from the welding wire winding disc is limited through the threading hole.

[0013] Preferably, a bearing is arranged in the middle part of the control box away from the control panel, a placing rod is fixed in the middle part of the bearing, and a through hole is formed in the top of one end of the placing rod.

[0014] By adopting the technical scheme, the winding disc is supported by the placing rod, and when the wire is drawn, the winding disc drives the placing rod to rotate on the control box, so that the wire can be drawn better.

[0015] Preferably, a threaded sleeve is movably sleeved at the bottom of the through hole, a second limiting rod is fixed at the bottom of the threaded sleeve, and a first limiting rod is movably sleeved at the top of the through hole.

[0016] By adopting the technical scheme, the winding disc is limited by inserting the first limiting rod and the second limiting rod into the through hole, so that the winding disc is prevented from being separated from the placing rod.

[0017] Preferably, the first limiting rod is threadedly connected with the threaded sleeve at the bottom end, and the first limiting rod and the second limiting rod are both arranged in an L shape.

[0018] By adopting the technical scheme, the first limiting rod and the second limiting rod are connected by the threaded sleeve, so that the first limiting rod and the second limiting rod can be quickly separated from the placing rod.

[0019] In summary, the present application has the following at least beneficial technical effects:

[0020] 1. This application involves passing one end of the welding wire through a threading hole and placing the welding wire into a collar. The extension and retraction of the second telescopic rod controls the distance between the two extrusion rollers. When the second telescopic rod retracts, the micro motor and the extrusion rollers can pass through the placement groove into the collar and contact the welding wire in the collar. The micro motor drives the extrusion rollers to rotate, moving the welding wire towards the welding wire feed head. The welding wire is straightened and moved by the extrusion of the two extrusion rollers, thereby achieving the effect of straightening the welding wire and being applicable to welding wires of various diameters.

[0021] 2. This application limits the winding reel with welding wire attached to the placement rod by placing the middle part of the winding reel on the placement rod and inserting the first and second limiting rods into the through hole to prevent the winding reel from detaching from the placement rod. The first and second limiting rods are connected by a threaded sleeve so that the first and second limiting rods can be quickly detached from the placement rod, thereby achieving the effect of quick assembly and disassembly of the welding wire reel. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the overall structure of the wire feeding carriage of the gas shielded welding machine according to an embodiment of this application;

[0023] Figure 2 This is a schematic diagram of the structure at the welding wire feed head in an embodiment of this application;

[0024] Figure 3 This is a schematic diagram of the back structure of the control box according to an embodiment of this application;

[0025] Figure 4 for Figure 3 An enlarged schematic diagram of the structure of part A;

[0026] Reference numerals: 1. Base; 2. Moving wheel; 3. Rotating sleeve; 4. Support rod; 5. Wire hole; 6. Control box; 7. Bearing; 8. Placement rod; 9. Through hole; 10. First limiting rod; 11. Second limiting rod; 12. Threaded sleeve; 13. First telescopic rod; 14. Welding wire feed head; 15. Guide sleeve; 16. Collar; 17. Placement groove; 18. Second telescopic rod; 19. First connecting rod; 20. Connecting seat; 21. Extrusion wheel; 22. Micro motor. Detailed Implementation

[0027] The following is in conjunction with the appendix Figures 1-4 This application will be described in further detail.

[0028] The embodiment of the application discloses a gas shielded welding machine wire feeding trolley, which comprises a base 1, moving wheels 2 are fixed at the bottom of the four corners of the base 1, a supporting rod 4 is fixed at the middle of the top of the base 1, a control box 6 is fixed at one side of the supporting rod 4, a rotating sleeve 3 is rotationally connected to the bottom of the outer wall of the supporting rod 4, a first telescopic rod 13 is fixed at one side of the rotating sleeve 3, a welding wire conveying head 14 is fixed to the power output end of the first telescopic rod 13, a guide sleeve 15 is fixed to the top of the welding wire conveying head 14, a sleeve ring 16 is fixed to the top of the guide sleeve 15, the guide sleeve 15 is in a hollow circular truncated cone shape, the welding wire falling in the sleeve ring 16 is guided, so that the welding wire can better enter the welding wire conveying head 14, a second telescopic rod 18 is fixed to one side of the outer wall of the sleeve ring 16, a first connecting rod 19 is fixed to the power output end of the second telescopic rod 18, a connecting seat 20 is fixed to one side of the first connecting rod 19, a pressing wheel 21 is rotationally connected to the middle of the connecting seat 20, a micro motor 22 is fixed to one side of the connecting seat 20, the power output end of the micro motor 22 is fixed to the pressing wheel 21, the micro motor 22 is connected with one of the pressing wheels 21, the micro motor 22 drives the pressing wheel 21 to rotate, and drives the welding wire to move to the welding wire conveying head 14.

[0029] Please refer to the accompanying drawings Figure 2 Wherein the middle of the sleeve ring 16 is provided with a placing groove 17 penetrating through both sides, the placing groove 17 is used for placing the micro motor 22 and the pressing wheel 21, the interval between the two pressing wheels 21 is controlled by controlling the lengthening and shortening of the second telescopic rod 18, when the second telescopic rod 18 is shortened, the micro motor 22 and the pressing wheel 21 can pass through the placing groove 17 and enter the sleeve ring 16, and touch the welding wire in the sleeve ring 16.

[0030] Please refer to the accompanying drawings Figure 2 Wherein the second telescopic rod 18 is a double-end telescopic rod, the first connecting rod 19 and the connecting seat 20 are provided with two, the two first connecting rods 19 are symmetrically arranged about the middle of the sleeve ring 16, and the vertical section of the pressing wheel 21 is arranged in an H shape, the second telescopic rod 18 is controlled to be shortened until the two pressing wheels 21 touch the welding wire, and the H-shaped pressing wheel 21 can better adhere to the welding wire.

[0031] Please refer to the accompanying drawings Figure 1 Wherein a threading hole 5 penetrating through one side of the middle of the supporting rod 4 is arranged, the diameter value of the threading hole 5 is matched with the diameter value of the welding wire conveying head 14, one end of the welding wire is threaded through the threading hole 5, and then the welding wire is placed in the sleeve ring 16, and the welding wire pulled down from the welding wire winding disc is limited through the threading hole 5.

[0032] Please refer to the accompanying drawings Figure 3The bearing 7 is arranged in the middle of the control box 6, the placing rod 8 is fixed in the middle of the bearing 7, the through hole 9 is arranged in the top of one end of the placing rod 8, the wire winding disc is supported by the placing rod 8, and the wire winding disc drives the placing rod 8 to rotate on the control box 6 when the wire is drawn, so that the wire drawing can be better.

[0033] Please refer to the accompanying drawings Figure 4 The first limiting rod 10 and the second limiting rod 11 are inserted into the through hole 9, the wire winding disc is limited, and the wire winding disc is prevented from being separated from the placing rod 8.

[0034] Please refer to the accompanying drawings Figure 4 The first limiting rod 10 is screwed with the threaded sleeve 12, the first limiting rod 10 and the second limiting rod 11 are arranged in an L shape, and the first limiting rod 10 and the second limiting rod 11 are connected through the threaded sleeve 12, so that the first limiting rod 10 and the second limiting rod 11 can be quickly separated from the placing rod 8.

[0035] The implementation principle of the wire feeding trolley of the gas shielded welding machine is as follows: first, the wire winding disc with a welding wire is arranged in the middle of the placing rod 8, the first limiting rod 10 and the second limiting rod 11 are inserted into the through hole 9, the wire winding disc is limited, and the wire winding disc is prevented from being separated from the placing rod 8, the first limiting rod 10 and the second limiting rod 11 are connected through the threaded sleeve 12, so that the first limiting rod 10 and the second limiting rod 11 can be quickly separated from the placing rod 8, then one end of the welding wire is inserted into the threading hole 5, the welding wire pulled down from the wire winding disc is limited through the threading hole 5, the interval between the two extrusion wheels 21 is controlled by controlling the extension and shortening of the second telescopic rod 18, when the second telescopic rod 18 is shortened, the micro motor 22 and the extrusion wheel 21 can pass through the placing groove 17 and enter the sleeve ring 16, and the micro motor 22 and the extrusion wheel 21 are in contact with the welding wire in the sleeve ring 16, the micro motor 22 is connected with one of the extrusion wheels 21, the micro motor 22 drives the extrusion wheel 21 to rotate, and drives the welding wire to move to the welding wire feeding head 14, and the welding wire is straightened and moved by being extruded by the two extrusion wheels 21.

[0036] The above are preferred embodiments of the application, and are not used to limit the protection scope of the application, therefore: equivalent changes made according to the structure, shape and principle of the application should be covered in the protection scope of the application.

Claims

1. A gas shielded welding machine wire feeder trolley, comprising a base (1), the bottom of the base (1) is fixed with a moving wheel (2) at each corner, the middle of the top of the base (1) is fixed with a support rod (4), and one side of the support rod (4) is fixed with a control box (6), characterized in that: The outer wall bottom of the supporting rod (4) is rotationally connected with a rotating sleeve (3), one side of the rotating sleeve (3) is fixedly connected with a first telescopic rod (13), the power output end of the first telescopic rod (13) is fixedly connected with a welding wire conveying head (14), the top of the welding wire conveying head (14) is fixedly connected with a guide sleeve (15), the top of the guide sleeve (15) is fixedly connected with a sleeve ring (16), one side of the outer wall of the sleeve ring (16) is fixedly connected with a second telescopic rod (18), the power output end of the second telescopic rod (18) is fixedly connected with a first connecting rod (19), one side of the first connecting rod (19) is fixedly connected with a connecting seat (20), the middle part of the connecting seat (20) is rotationally connected with an extrusion wheel (21), one side of the connecting seat (20) is fixedly connected with a micro motor (22), and the power output end of the micro motor (22) is fixedly connected with the extrusion wheel (21).

2. The gas arc welding wire feeder trolley of claim 1, wherein: The middle part of the sleeve ring (16) is provided with a placing groove (17) penetrating through both sides, and the placing groove (17) is used for placing the micro motor (22) and the extrusion wheel (21).

3. The gas arc welding wire feeder trolley of claim 1, wherein: The second telescopic rod (18) is a double-head telescopic rod, the first connecting rod (19) and the connecting seat (20) are provided with two, the two first connecting rods (19) are symmetrically arranged about the middle part of the sleeve ring (16), and the vertical section of the extrusion wheel (21) is arranged in an H-shaped mode.

4. The gas arc welding wire feeder trolley of claim 1, wherein: The middle part of one side of the supporting rod (4) is provided with a threading hole (5) penetrating through, and the diameter value of the threading hole (5) is matched with the diameter value of the welding wire conveying head (14).

5. The gas arc welding wire feeder trolley of claim 4, wherein: The middle part of the side, away from the control panel, of the control box (6) is provided with a bearing (7), the middle part of the bearing (7) is fixedly connected with a placing rod (8), and one end of the placing rod (8) is provided with a through hole (9) penetrating through the top.

6. The gas arc welding wire feeder trolley of claim 5, wherein: The bottom of the through hole (9) is movably sleeved with a threaded sleeve (12), the bottom of the threaded sleeve (12) is fixedly connected with a second limiting rod (11), and the top of the through hole (9) is movably sleeved with a first limiting rod (10).

7. The gas arc welding wire feeder trolley of claim 6, wherein: The bottom end of the first limiting rod (10) is threadedly connected with the threaded sleeve (12), and the first limiting rod (10) and the second limiting rod (11) are both arranged in an L-shaped mode.

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