CN220145079U - Circuit breaker moving contact wire welding machine - Google Patents

Abstract

A circuit breaker moving contact wire welding machine is characterized in that: the wire paying-off mechanism is arranged at the bottom of the frame, wires on the wire paying-off mechanism sequentially pass through the guide wheel mechanism, the wire welding mechanism and the wire cutting mechanism and then correspond to the wire drawing mechanism, and the wire drawing mechanism can clamp and draw the wires; the frame is also provided with a welding mechanism, a wire feeding mechanism for conveying the wire cut by the wire cutting mechanism to the welding mechanism, and a feeding mechanism for conveying the moving contact to the welding mechanism. By adopting the scheme, the full-automatic welding operation of the movable contact and the wire can be realized, the degree of automation is high, the manual operation is greatly reduced, the working strength is reduced, the labor cost is reduced, and the working efficiency is greatly improved.

Description

Circuit breaker moving contact wire welding machine

Technical Field

The utility model relates to the technical field of automation equipment, in particular to a circuit breaker moving contact wire welding machine.

Background

A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time.

The movable contact and the wire are mostly welded manually, so that the labor intensity is high, the labor cost is high, and the working efficiency is low.

Therefore, automatic equipment is urgently needed to replace manual operation so as to realize automatic welding between the moving contact and the lead, reduce cost and improve work efficiency.

Disclosure of Invention

In order to overcome the defects of the background technology, the utility model provides a circuit breaker moving contact wire welding machine.

The utility model adopts the technical scheme that: the moving contact wire welding machine of the circuit breaker comprises a frame, wherein a guide wheel mechanism, a wire welding mechanism, a wire cutting mechanism and a wire pulling mechanism are sequentially arranged on the frame, a wire releasing mechanism is arranged at the bottom of the frame, wires on the wire releasing mechanism sequentially pass through the guide wheel mechanism, the wire welding mechanism and the wire cutting mechanism and then correspond to the wire pulling mechanism, and the wire pulling mechanism can clamp and pull the wires; and the frame is also provided with a welding mechanism, a wire feeding mechanism for conveying the wire cut by the wire cutting mechanism to the welding mechanism, and a feeding mechanism for conveying the moving contact to the welding mechanism.

The wire bonding mechanism comprises a first lower welding head, a first upper welding head and a first wire pressing plate; the first upper welding head is correspondingly arranged above the first lower welding head, is arranged on the first guide pillar in a vertically sliding manner and is connected with a first power source capable of driving the first upper welding head to move up and down; the first wire pressing plate is fixedly arranged on the first guide post, a wire groove matched with a wire is formed at the bottom of the first wire pressing plate, and a relief groove is formed at the position of the first wire pressing plate corresponding to the first lower welding head and the first upper welding head.

The welding wire mechanism is characterized in that a welding wire bottom plate is arranged on the frame, the welding wire bottom plate is arranged on the frame in a sliding mode, and the welding wire mechanism is arranged on the welding wire bottom plate.

The wire cutting mechanism comprises a wire cutting base, an upper cutter bar, a lower cutter bar and a connecting rod; the upper cutter bar is arranged on the wire cutting base in a vertical sliding manner, a guide groove is formed in the upper cutter bar, an upper cutter is arranged at the upper end of the guide groove, the lower cutter bar is arranged on the wire cutting base in a vertical sliding manner, the lower cutter bar is 7-shaped, one end of the lower cutter bar extends into the guide groove, and a lower cutter corresponding to the upper cutter is arranged; the middle part of the connecting rod is hinged with the wire cutting base, and two ends of the connecting rod are respectively hinged with the upper cutter bar and the lower cutter bar; the upper cutter bar or the lower cutter bar is also connected with a second power source which can drive the upper cutter bar or the lower cutter bar to slide up and down.

The wire cutting mechanism further comprises a second wire pressing plate, wherein the second wire pressing plate is arranged on the wire cutting base in an up-and-down sliding mode and is connected with a third power source capable of driving the second wire pressing plate to slide up and down.

And the wire cutting base is provided with a wire check pressing plate.

The welding mechanism comprises a second lower welding head and a second upper welding head; the second lower welding head is fixedly arranged on the frame, the second upper welding head is correspondingly arranged above the second lower welding head, and the second upper welding head is arranged on the second guide post in a vertically sliding manner and is connected with a fourth power source capable of driving the second upper welding head to move up and down; and a groove is formed on the side wall of the second lower welding head, so that a supporting boss matched with the moving contact is formed at the upper end of the side wall of the second lower welding head.

The feeding mechanism comprises:

the feeding assembly is used for automatically sequencing and feeding the moving contacts;

the feeding assembly is used for clamping the moving contact and transferring the moving contact to the welding mechanism;

the material distribution assembly is arranged at the tail end of the material supply assembly and is used for horizontally pushing out one movable contact at the tail end of the material supply assembly to the material feeding assembly;

and the pushing assembly is arranged on the feeding assembly and used for pushing the moving contact which completes welding out of the feeding assembly.

The feeding assembly comprises a transverse plate, a moving plate, a rotating plate and a feeding clamping head, wherein the moving plate is arranged on the transverse plate in a sliding manner, the rotating plate is rotatably arranged on the moving plate, and the feeding clamping head is fixedly arranged on the rotating plate; the transverse plate is provided with a Z-shaped track groove, the movable plate is provided with an arc track groove, the rotary plate is provided with a guide rod, and the guide rod sequentially stretches into the arc track groove and the Z-shaped track groove; the movable plate is connected with a fifth power source capable of driving the movable plate to slide.

And a blanking groove is arranged at the position, opposite to the welding mechanism, on the frame.

The beneficial effects of the utility model are as follows: by adopting the scheme, the full-automatic welding operation of the movable contact and the wire can be realized, the degree of automation is high, the manual operation is greatly reduced, the working strength is reduced, the labor cost is reduced, and the working efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a moving contact wire welder (with a frame) of a circuit breaker according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of a moving contact wire welder (without a frame) for a circuit breaker according to an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a guide wheel mechanism, a wire bonding mechanism, a wire cutting mechanism and a wire drawing mechanism according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of a wire bonding mechanism according to an embodiment of the utility model.

Fig. 5 is an enlarged schematic view at a in fig. 4.

Fig. 6 is a schematic structural diagram of a wire cutting mechanism according to an embodiment of the present utility model.

Fig. 7 is a schematic diagram of a wire cutting mechanism according to an embodiment of the present utility model with a wire cutting base removed.

Fig. 8 is a schematic structural view of a welding mechanism, a wire feeding mechanism and a feeding mechanism according to an embodiment of the present utility model.

Fig. 9 is a schematic structural view of a welding mechanism according to an embodiment of the present utility model.

Fig. 10 is an enlarged schematic view at B in fig. 9.

Fig. 11-13 are schematic structural views of a feeding mechanism according to an embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

As shown in fig. 1-2, the moving contact wire welding machine of the circuit breaker comprises a frame 1, wherein a paying-off mechanism 6, a guide wheel mechanism 2, a wire welding mechanism 3, a wire cutting mechanism 4, a wire drawing mechanism 5, a welding mechanism 7, a wire feeding mechanism 8, a feeding mechanism 9 and a blanking groove 10 are arranged on the frame 1.

As shown in fig. 2, the paying-off mechanism 6 includes a paying-off disc 61 and a paying-off motor 62, where the paying-off motor 62 is drivingly connected to the paying-off disc 61 and is capable of driving the paying-off disc 61 to actively rotate for paying-off.

The paying-off mechanism 6 further comprises a paying-off frame 63, a counterweight seat 64 arranged on the paying-off frame 63 in a sliding manner, a paying-off wheel 65 arranged on the counterweight seat 64, and a plurality of inductive switches 66 arranged on the paying-off frame 63, wherein wires on the paying-off drum 61 are sent out through the paying-off wheel 65, after the paying-off drum 61 pays off, the counterweight seat 64 can move downwards under the action of gravity to enable the wires to be kept tensioned, when the inductive switch positioned below senses the counterweight seat, the paying-off motor 62 stops paying-off, the wires can drive the counterweight seat 64 to ascend along with the fact that the wires are continuously sent out, and when the inductive switch positioned above senses the counterweight seat, the paying-off motor 62 restarts to drive the paying-off drum 61 to pay-off.

As shown in fig. 3, the guide wheel mechanism 2, the wire welding mechanism 3, the wire cutting mechanism 4 and the wire drawing mechanism 5 are sequentially arranged, and the wires on the wire releasing mechanism 6 sequentially pass through the guide wheel mechanism 2, the wire welding mechanism 3 and the wire cutting mechanism 4 and then correspond to the wire drawing mechanism 5.

The guide wheel mechanism 2 comprises a plurality of guide wheels for guiding the wire conveying.

The wire pulling mechanism 5 comprises a first wire clamping head 51 and a wire pulling power source 52, wherein the first wire clamping head 51 is a pneumatic clamping head used for clamping wires, the wire pulling power source 52 is an air cylinder and is in driving connection with the first wire clamping head 51, and the wire pulling mechanism 5 can clamp the end parts of the wires and pull out and straighten the wires.

As shown in fig. 4-5, the wire bonding mechanism 3 includes a first lower bonding tool 31, a first upper bonding tool 32, and a first wire platen 33; the first upper welding head 32 is correspondingly arranged with the first lower welding head 31, the first upper welding head 32 is arranged on the first guide post 34 in a vertically sliding way, and is connected with a first power source 35 capable of driving the first upper welding head 32 to move up and down, wherein the first power source 35 adopts a motor screw transmission mode to ensure that the first upper welding head 32 moves stably and reliably, and when a wire passes through the first upper welding head 32 and the first lower welding head 31, the first upper welding head 32 can be matched with the first lower welding head 31 to change the wire into a whole from multiple strands, so that the wire is prevented from being split.

The first wire pressing plate 33 is fixedly installed on the first guide post 34, a wire groove 331 adapted to a wire is formed at the bottom of the first wire pressing plate 33, a relief groove 332 is formed at a position of the first wire pressing plate 33 corresponding to the first lower welding head 31 and the first upper welding head 32, and the wire is limited by the wire groove 331, so that the quality of welding wires is further ensured.

In addition, still be equipped with bonding wire bottom plate 11 on the frame 1, bonding wire bottom plate 11 slides and sets up on frame 1, bonding wire mechanism 3 installs on bonding wire bottom plate 11, and bonding wire mechanism 3 can be through bonding wire bottom plate 11 slip adjustment promptly, adjusts the bonding wire position, and the commonality is better.

As shown in fig. 6-7, the wire cutting mechanism 4 comprises a wire cutting base 41, an upper cutter bar 42, a lower cutter bar 43 and a connecting rod 44; the upper cutter bar 42 is arranged on the wire cutting base 41 in a vertically sliding manner, a guide groove 421 is formed on the upper cutter bar 42, an upper cutter 422 is arranged at the upper end of the guide groove 421, the lower cutter bar 43 is arranged on the wire cutting base 41 in a vertically sliding manner, the lower cutter bar 43 is 7-shaped, one end of the lower cutter bar 43 extends into the guide groove 421, and a lower cutter 431 corresponding to the upper cutter 422 is arranged; the middle part of the connecting rod 44 is hinged with the wire cutting base 41, and two ends of the connecting rod 44 are respectively hinged with the upper cutter bar 42 and the lower cutter bar 43; the upper cutter bar 42 is further connected with a second power source 45 capable of driving the upper cutter bar to slide up and down, and the second power source 45 can be a cylinder. When cutting wires, the second power source 45 drives the upper cutter bar 42 to move downwards, and meanwhile, the connecting rod 44 can drive the lower cutter bar 43 to move upwards, namely, the upper cutter 422 and the lower cutter 431 move in opposite directions, so that wire cutting is realized.

The wire cutting mechanism 4 further comprises a second wire pressing plate 46, the second wire pressing plate 46 is arranged on the wire cutting base 41 in a vertically sliding mode, a third power source 47 capable of driving the second wire pressing plate to vertically slide is connected to the second wire pressing plate 46, the third power source 47 is an air cylinder, and when a wire is cut, the second wire pressing plate 46 can be driven to downwards press, and the second wire pressing plate is matched with the wire cutting base 41 to press the wire, so that the wire cutting quality is further guaranteed.

In addition, the wire cutting base 41 is provided with a wire non-return pressing plate 48, after the wire is cut, the wire is prevented from retracting through the wire non-return pressing plate 48, and subsequent continuous operation is ensured.

As shown in fig. 8-10, the welding mechanism 7 includes a movable second lower head 71, a second upper head 72; the second lower welding head 71 is fixedly mounted on the frame 1, the second upper welding head 72 is correspondingly arranged above the second lower welding head 71, the second upper welding head 72 is arranged on the second guide post 73 in a vertically sliding manner, and is connected with a fourth power source 74 capable of driving the second upper welding head to move up and down, the fourth power source 74 adopts a motor screw transmission mode to ensure that the first upper welding head 32 moves stably and reliably, and when a wire and a moving contact are fed between the second lower welding head 71 and the second upper welding head 72, the second upper welding head 72 can be matched with the second lower welding head 71 to weld the wire to the moving contact.

The side wall of the second lower welding head 71 is formed with a groove 711, so that a supporting boss 712 adapted to the moving contact is formed at the upper end of the side wall of the second lower welding head 71, and when the moving contact is welded with the wire, the supporting boss 712 can be embedded between two side walls of the moving contact 100, thereby reliably supporting the moving contact 100, avoiding deformation of the moving contact in the welding process, and improving the welding quality.

As shown in fig. 8, the wire feeding mechanism 8 includes a second wire clamping head 81 and a wire feeding power source 82, the second wire clamping head 81 adopts a pneumatic clamping head for clamping wires, the wire feeding power source 82 adopts an air cylinder and is in driving connection with the second wire clamping head 81, and the wire feeding mechanism 8 can clamp wires and transfer the wires to the welding mechanism 7.

As shown in fig. 8 and 11-13, the feeding mechanism 9 includes a feeding assembly 91, a feeding assembly 92, a distributing assembly 93 and a pushing assembly 94.

The feeding assembly 91 comprises a vibration disc and a feeding track, and the vibration disc is used for feeding vibration, so that automatic sequencing and feeding of the moving contacts can be realized.

The distributing component 93 is disposed at the end of the feeding component 91, and includes a distributing slider and a cylinder for driving the distributing slider to act, and is used for horizontally pushing out a moving contact at the end of the feeding component 91.

The feeding assembly 92 includes a cross plate 921, a moving plate 922, a rotating plate 923, and a feeding chuck 924, the moving plate 922 is slidably disposed on the cross plate 921, the rotating plate 923 is rotatably mounted on the moving plate 922, and the feeding chuck 924 is a pneumatic chuck and is fixedly mounted on the rotating plate 923.

The cross plate 921 is provided with a Z-shaped track groove 9211, the moving plate 922 is provided with an arc track groove 9221, the rotating plate 923 is provided with a guide rod 9231, the guide rod 9231 sequentially extends into the arc track groove 9221 and the Z-shaped track groove 9211, the moving plate 922 is connected with a fifth power source 925 capable of driving the moving plate to slide, and the fifth power source 925 is an air cylinder.

The pushing assembly 94 is mounted on the feeding assembly 92, and includes a push rod and a cylinder driving the push rod to act, so that the moving contact after welding can be pushed out from the feeding assembly 92.

During feeding, the material distributing component 93 can push one moving contact at the tail end of the material feeding component 91 out of the material feeding component 92 horizontally to be clamped by the material feeding clamping head 924, then the fifth power source 925 acts to push the movable plate 922 out, in the sliding process of the movable plate, the rotating plate 923 rotates 90 degrees through the matching of the guide rod 9231 with the Z-shaped track groove 9211 and the arc-shaped track groove 9221, the moving contact is adjusted to be transverse from the longitudinal direction, and finally the end part of the moving contact is correspondingly matched with the supporting boss 712 of the second lower welding head 71, feeding is completed, and after welding is completed, the material pushing component 94 acts to push the moving contact out of blanking.

The frame 1 is also provided with a material dropping groove 10 at a position corresponding to the welding mechanism 7, and when the welded moving contact is pushed out, the moving contact falls into a material discharging frame for storage directly through the material dropping groove 10.

By adopting the scheme, the wire on the paying-off mechanism 6 sequentially passes through the guide wheel mechanism 2, the wire welding mechanism 3 and the wire cutting mechanism 4 and then corresponds to the wire pulling mechanism 5, after the wire is processed by the wire welding and cut off by the wire cutting mechanism, the wire is clamped by the wire feeding mechanism 8 and is automatically fed into the welding mechanism 7, meanwhile, the moving contact is automatically fed into the welding mechanism 7 by the feeding mechanism 9, then the wire and the moving contact are welded by the action of the welding mechanism 7, after the welding is finished, the wire falls into the discharging frame through the blanking groove 10 to be stored, so that the full-automatic welding operation of the moving contact and the wire can be realized, the degree of automation is high, the manual operation is greatly reduced, the working strength is reduced, the labor cost is reduced, and meanwhile, the working efficiency is greatly improved.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims (10)

1. The utility model provides a circuit breaker moving contact wire welding machine, includes frame (1), its characterized in that: the wire paying-off machine is characterized in that a guide wheel mechanism (2), a wire welding mechanism (3), a wire cutting mechanism (4) and a wire pulling mechanism (5) are sequentially arranged on the frame (1), a paying-off mechanism (6) is arranged at the bottom of the frame (1), a wire on the paying-off mechanism (6) sequentially passes through the guide wheel mechanism (2), the wire welding mechanism (3) and the wire cutting mechanism (4) and then corresponds to the wire pulling mechanism (5), and the wire pulling mechanism (5) can clamp and pull the wire;

the machine frame (1) is also provided with a welding mechanism (7), a wire feeding mechanism (8) for conveying the cut wires of the wire cutting mechanism (4) to the welding mechanism (7), and a feeding mechanism (9) for conveying the moving contact to the welding mechanism (7).

2. The circuit breaker moving contact wire bonding machine of claim 1 wherein: the wire bonding mechanism (3) comprises a first lower welding head (31), a first upper welding head (32) and a first wire pressing plate (33);

the first upper welding head (32) is correspondingly arranged above the first lower welding head (31), and the first upper welding head (32) is arranged on the first guide pillar (34) in an up-down sliding manner and is connected with a first power source (35) capable of driving the first upper welding head to move up and down;

the first wire pressing plate (33) is fixedly arranged on the first guide post (34), a wire groove (331) matched with a wire is formed in the bottom of the first wire pressing plate (33), and a yielding groove (332) is formed in the position, corresponding to the first lower welding head (31) and the first upper welding head (32), of the first wire pressing plate (33).

3. The circuit breaker moving contact wire bonding machine of claim 1 wherein: the welding wire machine is characterized in that a welding wire bottom plate (11) is arranged on the frame (1), the welding wire bottom plate (11) is arranged on the frame (1) in a sliding mode, and the welding wire mechanism (3) is arranged on the welding wire bottom plate (11).

4. The circuit breaker moving contact wire bonding machine of claim 1 wherein: the wire cutting mechanism (4) comprises a wire cutting base (41), an upper cutter bar (42), a lower cutter bar (43) and a connecting rod (44);

the upper cutter bar (42) is arranged on the wire cutting base (41) in a vertical sliding way, a guide groove (421) is formed on the upper cutter bar (42), an upper cutter (422) is arranged at the upper end of the guide groove (421),

the lower cutter bar (43) is arranged on the wire cutting base (41) in a vertical sliding manner, the lower cutter bar (43) is 7-shaped, one end of the lower cutter bar extends into the guide groove (421), and a lower cutter (431) corresponding to the upper cutter (422) is arranged;

the middle part of the connecting rod (44) is hinged with the wire cutting base (41), and two ends of the connecting rod (44) are respectively hinged with the upper cutter bar (42) and the lower cutter bar (43);

the upper cutter bar (42) or the lower cutter bar (43) is also connected with a second power source (45) which can drive the upper cutter bar or the lower cutter bar to slide up and down.

5. The circuit breaker moving contact wire bonding machine of claim 4 wherein: the wire cutting mechanism (4) further comprises a second wire pressing plate (46), wherein the second wire pressing plate (46) is arranged on the wire cutting base (41) in an up-and-down sliding mode and is connected with a third power source (47) capable of driving the second wire pressing plate to slide up and down.

6. The circuit breaker moving contact wire bonding machine of claim 4 wherein: and a wire check pressing plate (48) is arranged on the wire cutting base (41).

7. The circuit breaker moving contact wire bonding machine of claim 1 wherein: the welding mechanism (7) comprises a second lower welding head (71) and a second upper welding head (72);

the second lower welding head (71) is fixedly arranged on the frame (1), the second upper welding head (72) is correspondingly arranged above the second lower welding head (71), and the second upper welding head (72) is arranged on the second guide post (73) in a vertically sliding manner and is connected with a fourth power source (74) capable of driving the second upper welding head to move up and down;

a groove (711) is formed on the side wall of the second lower welding head (71), so that a supporting boss (712) matched with the moving contact is formed at the upper end of the side wall of the second lower welding head (71).

8. The circuit breaker moving contact wire bonding machine of claim 1 wherein: the feeding mechanism (9) comprises:

a feeding assembly (91) for automatically sequencing and feeding the moving contacts;

the feeding assembly (92) is used for clamping the moving contact and transferring the moving contact to the welding mechanism (7);

a distributing component (93) arranged at the tail end of the feeding component (91) and used for horizontally pushing out one moving contact at the tail end of the feeding component (91) to the feeding component (92);

and the pushing assembly (94) is arranged on the feeding assembly (92) and is used for pushing the moving contact which completes welding out of the feeding assembly (92).

9. The circuit breaker moving contact wire bonding machine of claim 8 wherein: the feeding assembly (92) comprises a transverse plate (931), a movable plate (932), a rotary plate (933) and a feeding chuck (934),

the movable plate (932) is slidably arranged on the transverse plate (931), the rotary plate (933) is rotatably mounted on the movable plate (932), and the feeding clamping head (934) is fixedly mounted on the rotary plate (933);

the transverse plate (931) is provided with a Z-shaped track groove (931), the movable plate (932) is provided with an arc-shaped track groove (9321), the rotary plate (933) is provided with a guide rod (9331), and the guide rod (9331) sequentially extends into the arc-shaped track groove (9321) and the Z-shaped track groove (9311);

the movable plate (932) is connected with a fifth power source (935) capable of driving the movable plate to slide.

10. The circuit breaker moving contact wire bonding machine of claim 1 wherein: and a material dropping groove (10) is arranged on the frame (1) at a position opposite to the welding mechanism (7).