Horizontal wire feeding device for welding machine

Abstract

The utility model belongs to the technical field of welding machine wire feeding devices, and discloses a transverse wire feeding device for a welding machine. The wire feeding device is mainly and technically characterized by comprising a plurality of wire feeding rods which are transversely arranged, wire feeding clamping grooves are formed in the lower portions of the front ends of the wire feeding rods, and wire feeding rod seats are arranged at the rear ends of the wire feeding rods and fixed to a wire feeding beam; a power rotating shaft connected with a motor is arranged behind the wire feeding beam, and at least two swing pushing mechanisms are arranged on the power rotating shaft. The swing pushing mechanism comprises a first eccentric wheel, a first swing rod, a first connecting rod, a first swing frame, a second eccentric wheel, a second swing rod, a second connecting rod and a second swing frame, and the result of driving the wire feeding beam to swing is that after the wire feeding clamping groove clamps a transverse wire, the wire feeding clamping groove firstly moves forwards in the inclined lower direction; the moving track of the wire feeding clamping groove is that the wire feeding clamping groove moves backwards while moving upwards. In this way, the motor drives the power rotating shaft to continuously rotate, the wire feeding clamping groove in the wire feeding rod pushes the transverse wire to be in place and then withdraws rapidly, the wire feeding frequency is high, the wire feeding precision is good, and the welding efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding machine wire feeding device technical field especially, it relates to a kind of horizontal wire feeding device for welding machine. BACKGROUND

[0002] When using welding machine to weld mesh, horizontal wire is generally sent to welding head position from horizontal wire supporting plate by horizontal wire feeding mechanism.Currently used horizontal wire feeding mechanism includes multiple wire feeding rods with wire feeding slot at front end, the rear end of wire feeding rod is provided with wire feeding rod seat, wire feeding rod seat is fixed on wire feeding beam, wire feeding beam rear is provided with wire feeding frame, lifting cylinder and advance and retreat cylinder are arranged on wire feeding frame, after horizontal wire is clamped by wire feeding slot, first move forward along oblique downward direction, lifting cylinder top rod is pushed down while advance and retreat cylinder top rod is pushed forward, when horizontal wire reaches welding head nearby position, in order to make horizontal wire come out from wire feeding slot, and not affect the horizontal wire behind, the track of wire feeding slot movement is upward movement while backward movement, lifting cylinder top rod is retracted upward while advance and retreat cylinder top rod is retracted back.The above-mentioned device has following defects:one, wire feeding speed is slow, for welding machine with slow welding speed, basically can meet the requirement, but for welding machine with fast welding speed, wire feeding requirement cannot be met, so welding efficiency cannot be improved;Second, under the influence of respective operation track of lifting cylinder and advance and retreat cylinder and mixed action, sometimes horizontal wire cannot be clamped when wire feeding slot advances and pushes wire, cause wire feeding failure, sometimes when horizontal wire is sent to welding head nearby, wire feeding slot cannot be separated from horizontal wire when wire feeding slot retreats, cause sent horizontal wire to be pulled back. CONTENT OF UTILITY MODEL

[0003] The utility model solves technical problems to provide a kind of horizontal wire feeding device for welding machine with simple structure, high wire feeding frequency, good wire feeding effect, not easy to cause hang silk phenomenon etc.

[0004] In order to solve the above problems, the utility model discloses a horizontal wire feeding device for welding machine adopts the technical scheme for: including the horizontal arrangement of a plurality of front end below with the wire feeding slot of wire feeding rod, the rear end of wire feeding rod is provided with wire feeding rod seat, wire feeding rod seat is fixed on the wire feeding beam, the wire feeding beam rear is provided with the power rotating shaft that is connected with motor, at least two front ends swing push mechanism that are connected with wire feeding beam are provided on power rotating shaft, swing push mechanism includes the rotating shaft stabilizing plate that is connected with power rotating shaft through first shaft sleeve, first eccentric wheel is provided on the left side of first shaft sleeve, first key groove is provided on the rotating shaft in the corresponding position of this first eccentric wheel, second key groove is provided in the inner side of first eccentric wheel and corresponds first key groove, the key is provided in first key groove and second key groove, second shaft sleeve is provided on the outer side of first eccentric wheel, first swing link is provided on second shaft sleeve, first swing link first connecting shaft is connected with first connecting rod, first connecting rod is connected with first swing frame through second connecting shaft, first swing frame front end is connected with the upper surface of wire feeding beam, second eccentric wheel is provided on the right side of first shaft sleeve, third key groove is provided on the rotating shaft in the corresponding position of this second eccentric wheel, fourth key groove is provided in the inner side of second eccentric wheel and corresponds third key groove, the key is provided in third key groove and fourth key groove, third shaft sleeve is provided on the outer side of second eccentric wheel, second swing link is provided on third shaft sleeve, second swing link third connecting shaft is connected with second connecting rod, second connecting rod is connected with second swing frame through fourth connecting shaft, second swing frame front end is connected with the rear side of wire feeding beam, wire feeding rod seat is fixed on the lower surface of wire feeding beam.

[0005] Its additional technical features are:

[0006] The rear side, upper surface and lower surface of the wire feeding beam are provided with sliding tracks, and the wire feeding rod seat, the first swing frame and the second swing frame are all provided with clamping grooves and fastening bolts matched with the sliding tracks.

[0007] Compared with the prior art, the horizontal wire feeding device for welding machine and the method for trimming the end of the mesh provided by the utility model have the following advantages:

[0008] One, because including transverse arrangement multiple front end below with feeding wire slot feeding wire rod, the rear end of the feeding wire rod is provided with feeding wire rod seat, the feeding wire rod seat is fixed on the feeding beam; The power shaft is provided with at least two front ends with the feeding beam connected swing push mechanism on the power shaft; The swing push mechanism includes the rotation shaft stabilizing plate connected with the power shaft through the first shaft sleeve, the first eccentric wheel is arranged on the left side of the first shaft sleeve, the first key groove is arranged on the rotation shaft corresponding to the first eccentric wheel, the second key groove is arranged in the inner side of the first eccentric wheel corresponding to the first key groove, the key is arranged in the first key groove and the second key groove, the second shaft sleeve is arranged on the outer side of the first eccentric wheel, the first swing lever is arranged on the second shaft sleeve, the first connecting shaft of the first swing lever is connected with the first connecting rod, the first connecting rod is connected with the first swing frame through the second connecting shaft, and the front end of the first swing frame is connected with the upper surface of the feeding beam; The second eccentric wheel is arranged on the right side of the first shaft sleeve, the third key groove is arranged on the rotation shaft corresponding to the second eccentric wheel, the fourth key groove is arranged in the inner side of the second eccentric wheel corresponding to the third key groove, the key is arranged in the third key groove and the fourth key groove, the third shaft sleeve is arranged on the outer side of the second eccentric wheel, the second swing lever is arranged on the third shaft sleeve, the third connecting shaft of the second swing lever is connected with the second connecting rod, the second connecting rod is connected with the second swing frame through the fourth connecting shaft, and the front end of the second swing frame is connected with the rear side of the feeding beam; The feeding beam is swung by the first group of connecting mechanisms composed of the first eccentric wheel, the first swing lever, the first connecting rod and the first swing frame, and the feeding beam is swung by the second group of connecting mechanisms composed of the second eccentric wheel, the second swing lever, the second connecting rod and the second swing frame, the result of the two groups of connecting mechanisms swinging the feeding beam is that the feeding wire slot clamps the horizontal wire, first moves in the obliquely downward direction, and then moves upward and backward when the horizontal wire reaches the position near the welding head, so that the power shaft is rotated by the motor, the feeding wire slot on the feeding wire rod pushes the horizontal wire to the position and then quickly withdraws, the feeding frequency is high, the feeding precision is good, and the welding efficiency is further improved; The second, because the sliding rail is arranged on the rear side, the upper surface and the lower surface of the feeding beam, the clamping groove and the fastening bolt matched with the sliding rail are arranged on the feeding wire rod seat, the first swing frame and the second swing frame, the number of feeding wire rods arranged on the feeding beam and the distance between adjacent feeding wire rods, and the number of swing push mechanisms and the distance between adjacent swing push mechanisms can be adjusted according to the wire diameter of the horizontal wire, and the use is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is the structure schematic view of the horizontal wire feeding device for the welding machine of the utility model;

[0010] Figure 2 is a top view of the welding machine; Figure 1

[0011] Figure 3 is a structural schematic view of the horizontal wire feeding device of the welding machine after removing the power shaft and the motor;

[0012] Figure 4 is a top view of the welding machine; Figure 3

[0013] Figure 5 is a structural schematic view of the wire feeding beam rotating to the state of just starting to push the wire by the wire feeding slot;

[0014] Figure 6 is a structural schematic view of the swing pushing mechanism observed from the side of the first eccentric wheel;

[0015] Figure 7 is a structural schematic view of the swing pushing mechanism observed from the side of the second eccentric wheel. DETAILED DESCRIPTION

[0016] The structure and use principle of the horizontal wire feeding device of the welding machine will be further described in detail below in combination with the drawings and specific embodiments.

[0017] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 ​​As shown, the utility model welding machine with horizontal wire feeding device's structural diagram, the utility model welding machine with horizontal wire feeding device includes including horizontal arrangement's multiple front end below with wire feeding slot 1's wire feeding rod 2, the rear end of wire feeding rod 2 is provided with wire feeding rod seat 3, and wire feeding rod seat 3 is fixed on wire feeding beam 4;Wire feeding beam 4 rear is provided with the power shaft 6 connected with motor 5, at least two front ends swing push mechanism 7 connected with wire feeding beam 4 are provided on power shaft 6;Swing push mechanism 7 includes the rotation shaft stabilizing plate 9 connected with power shaft 6 by first shaft sleeve 8, first eccentric wheel 10 is provided on the left side of first shaft sleeve 8, first key groove 11 is provided on the rotation shaft in the corresponding position of this first eccentric wheel 10, second key groove 12 is provided in the inside of first eccentric wheel 10 and corresponds first key groove 11, key is provided in first key groove 11 and second key groove 12, second shaft sleeve 14 is provided on the outside of first eccentric wheel 10, first swing lever 15 is provided on second shaft sleeve 14, first connecting shaft 16 is connected with first connecting rod 17 of first swing lever 15, first connecting rod 17 is connected with first swing frame 19 by second connecting shaft 18, and the upper surface of wire feeding beam 4 is connected with the front end of first swing frame 19.In the right side of first shaft sleeve 8, second eccentric wheel 20 is provided, third key groove 21 is provided on the rotation shaft in the corresponding position of this second eccentric wheel 20, fourth key groove 22 is provided in the inside of second eccentric wheel 20 and corresponds third key groove 21, key is provided in third key groove 21 and fourth key groove 22, third shaft sleeve 24 is provided on the outside of second eccentric wheel 20, second swing lever 25 is provided on third shaft sleeve 24, second connecting shaft 26 is connected with second connecting rod 27 of second swing lever 25, second connecting rod 27 is connected with second swing frame 29 by fourth connecting shaft 28, and the rear side of wire feeding beam 4 is connected with the front end of second swing frame 29, and wire feeding rod seat 3 is fixed on the lower surface of wire feeding beam 4.

[0018] Through motor drive power shaft 6 rotation, by first eccentric wheel 10, first swing lever 15, first connecting rod 17, first swing frame 19 first group of linkage mechanism drive wire feeding beam 4 swing, simultaneously by second eccentric wheel 20, second swing lever 25, second connecting rod 27, second swing frame 29 second group of linkage mechanism drive wire feeding beam 4 swing, the result of two groups of linkage mechanism drive wire feeding beam 4 swing is that wire feeding slot 1 is stuck after horizontal wire, first along oblique downward direction forward movement, when horizontal wire reaches the position near welding head, the track of wire feeding slot 1 is upward movement while moving back, in this way, motor drive power shaft does not stop rotating, and wire feeding slot on wire feeding rod will be pushed to the position of horizontal wire and then quickly withdraw, and the wire feeding frequency is high, and the wire feeding precision is good, and the welding efficiency is further improved.

[0019] The sliding tracks 13 are arranged on the rear side, upper surface and lower surface of the wire feeding beam 4, the clamping slots 23 and the fastening bolts 30 matched with the sliding tracks are arranged on the wire feeding rod seat 3, the first swing frame 19 and the second swing frame 29, the number of the wire feeding rods arranged on the wire feeding beam and the distance between the adjacent wire feeding rods and the number of the swing pushing mechanisms and the distance between the adjacent swing pushing mechanisms can be adjusted according to the wire diameter of the cross wire, and the use is more convenient.

[0020] The protection scope of the utility model is not limited to the above-mentioned embodiments, as long as the structure is same or similar to the utility model welding machine horizontal wire feeding device structure, falls in the protection scope of the utility model.

Claims

1. A horizontal wire feeding device for welding machine, comprising a plurality of wire feeding rods arranged horizontally, each of the wire feeding rods having a wire feeding slot at the front end, and a wire feeding rod base provided at the rear end of the wire feeding rod, the wire feeding rod base being fixed on a wire feeding beam, characterized in that: a power rotating shaft connected with a motor is provided behind the wire feeding beam, and at least two swing pushing mechanisms connected with the wire feeding beam are provided on the power rotating shaft; the swing pushing mechanism comprises a rotating shaft stabilizing plate connected with the power rotating shaft through a first shaft sleeve, a first eccentric wheel is provided on the left side of the first shaft sleeve, a first key groove is provided on the rotating shaft corresponding to the first eccentric wheel, a second key groove corresponding to the first key groove is provided on the inner side of the first eccentric wheel, a key is provided in the first key groove and the second key groove, a second shaft sleeve is provided on the outer side of the first eccentric wheel, a first swing lever is provided on the second shaft sleeve, a first connecting shaft of the first swing lever is connected with a first connecting rod, the first connecting rod is connected with a first swing frame through a second connecting shaft, the front end of the first swing frame is connected with the upper surface of the wire feeding beam; a second eccentric wheel is provided on the right side of the first shaft sleeve, a third key groove is provided on the rotating shaft corresponding to the second eccentric wheel, a fourth key groove corresponding to the third key groove is provided on the inner side of the second eccentric wheel, a key is provided in the third key groove and the fourth key groove, a third shaft sleeve is provided on the outer side of the second eccentric wheel, a second swing lever is provided on the third shaft sleeve, a third connecting shaft of the second swing lever is connected with a second connecting rod, the second connecting rod is connected with a second swing frame through a fourth connecting shaft, the front end of the second swing frame is connected with the rear side of the wire feeding beam; the wire feeding rod base is fixed on the lower surface of the wire feeding beam. slide rails are provided on the rear side, the upper surface and the lower surface of the wire feeding beam, and clamping grooves and fastening bolts matched with the slide rails are provided on the wire feeding rod base, the first swing frame and the second swing frame.

2. The cross wire feeder for a welder as defined in claim 1, wherein: ​

Images