CN115722753A - Tin wire feeding device, method and welding equipment - Google Patents

Abstract

The invention discloses a tin wire feeding device, method and welding equipment, which belong to the technical field of welding. The tin wire feeding device includes a base, a material shifting mechanism, and a feeding part, a clamping mechanism, a straightening mechanism, a wire feeding mechanism, and a cutting mechanism arranged on the base in sequence along a preset direction. The tin wire can pass through the clamping mechanism, the straightening mechanism, the wire feeding mechanism and the cutting mechanism sequentially from the feeder; the wire feeding mechanism can clamp the tin wire and feed the wire to the cutting mechanism step by step. The material shifting mechanism includes a moving component and a loading and unloading component. The moving component is set on the base, and the loading and unloading component is set on the execution end of the moving component. The moving component can drive the loading and unloading component to reciprocate between the loading position and the discharging position. , The take-and-discharge assembly can clamp or loosen the tin wire, and the take-up position is located on the side of the cutting mechanism away from the wire-feeding mechanism. The invention can realize the automatic feeding of tin wire and improve the feeding efficiency. The tin wire feeding method utilizes the above-mentioned tin wire feeding device.

Description

Tin wire feeding device, method and welding equipment

technical field

The invention relates to the field of welding technology, in particular to a tin wire feeding device, method and welding equipment.

Background technique

In the welding of junction box products, it is necessary to continuously supply fixed-length tin wires to the welding device to weld the products. The existing feeding method is to manually cut the tin wire at a fixed distance, and then place the cut tin wire at a preset position. The feeding efficiency is low and the labor intensity is high.

Therefore, there is an urgent need for a tin wire feeding device, method and welding equipment to solve the above problems.

Contents of the invention

The first object of the present invention is to propose a tin wire feeding device, which can realize automatic feeding of tin wire and improve feeding efficiency.

The second object of the present invention is to propose a tin wire feeding method, using the above tin wire feeding device to realize automatic feeding of tin wire and improve feeding efficiency.

The third object of the present invention is to provide a welding device, by setting the above-mentioned tin wire feeding device, the automatic feeding of tin wire can be realized, which is beneficial to improve the welding efficiency.

For reaching this purpose, the present invention adopts following technical scheme:

A tin wire feeding device, comprising a base, a material shifting mechanism, and a feeding part, a clamping mechanism, a straightening mechanism, a wire feeding mechanism, and a cutting mechanism sequentially arranged on the base along a preset direction;

The tin wire can pass through the clamping mechanism, the straightening mechanism, the wire feeding mechanism, and the cutting mechanism sequentially by the feeding member; the wire feeding mechanism can clamp the tin wire and send it to the Stepping wire feeding of the cutting mechanism;

The material shifting mechanism includes a moving component and a pick-and-place component, the moving component is set on the base, the pick-and-place component is set at the execution end of the moving component, and the moving component can drive the pick-and-place The material assembly reciprocates between the retrieving position and the discharging position, the retrieving and discharging assembly can clamp or loosen the tin wire, and the retrieving position is located at the side of the cutting mechanism away from the wire feeding mechanism side.

Optionally, the tin wire feeding device further includes a first guide, the first guide is arranged between the feeding member and the clamping mechanism, and the first guide has a first guide hole , the central axis of the first guide hole corresponds to the position of the clamping part of the clamping mechanism;

And/or, the tin wire feeding device further includes a second guide, the second guide is arranged between the straightening mechanism and the wire feeding mechanism, and the second guide has a second guide hole , the central axis of the second guide hole corresponds to the position of the driving part of the wire feeding mechanism.

Optionally, the straightening mechanism includes an insulating seat, a mounting plate and two sets of guide wheels, the insulating seat is arranged on the base, the mounting plate is arranged on the insulating seat, and the two sets of guide wheels Relatively arranged on the mounting plate, each set of guide wheel sets includes a number of guide wheels distributed along the preset direction, and the guide wheels of two sets of guide wheel sets are arranged alternately.

Optionally, the straightening mechanism further includes an adjustment assembly, the adjustment assembly is arranged on the installation plate, one of the two sets of guide wheels is connected to the execution end of the adjustment assembly, and the adjustment assembly One set of guide wheel sets can be driven to move relative to another set of guide wheel sets.

Optionally, the wire feeding mechanism includes a first linear drive and a wire feeding clamp assembly, the first linear drive is arranged on the base, and the wire feeding clamp assembly is arranged on the first The execution end of the linear driving element, the first linear driving element can drive the wire feeding clamp assembly to reciprocate along the preset direction.

Optionally, the cutting mechanism includes:

A lower cutting driver and a lower cutting knife, the lower cutting driver is arranged on the base, and the lower cutting knife is arranged on the execution end of the lower cutting driver;

An upper cutting driver and an upper cutting knife, the upper cutting knife is arranged on the execution end of the upper cutting driving member, the upper cutting knife is located above the lower cutting knife, and the lower cutting knife The cutting driving member and the upper cutting driving member can drive the lower cutting knife and the upper cutting knife to approach each other to cut the tin wire.

Optionally, the material shifting mechanism also includes:

Auxiliary blanking assembly, the auxiliary blanking assembly includes a blanking drive and a blanking component, the blanking drive is arranged at the execution end of the moving assembly, and the blanking component is arranged on the blanking drive The execution end of the material-feeding drive part can drive the material-feeding part to press down the tin wire loosened by the pick-and-place material assembly.

Optionally, a material receiving mechanism is also included, the material receiving mechanism is arranged at the discharge position, and the material receiving mechanism can receive the tin wire delivered by the material moving mechanism.

Optionally, a detection mechanism is also included, and the detection mechanism is configured to detect whether there is a lack of wire between the clamping mechanism and the straightening mechanism and whether the tin wire is missed by the wire feeding mechanism.

A kind of tin wire feeding method, utilize above-mentioned tin wire feeding device, described tin wire feeding method comprises the steps:

S1, the tin wire is pulled out from the feeding part and passes through the clamping mechanism, the straightening mechanism, the wire feeding mechanism, and the cutting mechanism in sequence, and is clamped by the wire feeding mechanism. holding the tin wire;

S2, the clamping mechanism releases the tin wire;

S3, the wire feeding mechanism step-feeds the tin wire toward the direction of the cutting mechanism;

S4, the pick-and-place component is located at the pick-up position and clamps the tin wire;

S5, the cutting mechanism cuts the tin wire;

S6, the moving component drives the taking-and-discharging component and the cut tin wire to the discharging position, and the material-moving mechanism resets after the taking-and-discharging component releases the tin wire;

S7, the clamping mechanism clamps the tin wire;

S8, after the wire feeding mechanism loosens and resets the tin wire, clamps the tin wire again;

S9, repeating the above steps S2-S8.

A welding device, which uses tin wire to weld a junction box on a photovoltaic module, and the welding device includes the above-mentioned tin wire feeding device.

The beneficial effects of the present invention are:

When using the tin wire feeding device of the present invention, the tin wire roll is placed on the feeder, and one end of the tin wire is pulled out by the feeder and then passes through the clamping mechanism, straightening mechanism, wire feeding mechanism, and cutting mechanism , the tin wire can be straightened by the straightening mechanism, and the tin wire can be clamped by the wire feeding mechanism and sent to the cutting mechanism step by step. , and then use the cutting mechanism to cut the tin wire, the moving component can drive the take-and-discharge component and the cut tin wire to the discharge position, the take-and-discharge component can place the cut tin wire at the discharge position, and then, The clamping mechanism clamps the tin wire to prevent the tin wire from returning to the line, and the wire feeding mechanism resets to prepare for the next wire feeding, realizing the automatic feeding of the tin wire.

The tin wire feeding method of the present invention utilizes the above-mentioned tin wire feeding device to realize automatic feeding of tin wire and improve feeding efficiency.

The welding equipment of the present invention can realize the automatic feeding of tin wire by setting the above-mentioned tin wire feeding device, which is beneficial to improve the welding efficiency.

Description of drawings

1 is a perspective view of a first viewing angle of a tin wire feeding device provided by a specific embodiment of the present invention;

2 is a perspective view of a second viewing angle of a tin wire feeding device provided in a specific embodiment of the present invention;

Fig. 3 is a perspective view of a first guide and a clamping mechanism provided in a specific embodiment of the present invention;

Fig. 4 is a perspective view of a straightening mechanism and a second guide provided in a specific embodiment of the present invention;

Fig. 5 is a perspective view of a material shifting mechanism and a cutting mechanism provided in a specific embodiment of the present invention;

Fig. 6 is a perspective view of a material receiving mechanism provided by a specific embodiment of the present invention.

In the picture:

1. Base;

2. Material shifting mechanism; 21. Moving component; 211. Bracket; 212. Second linear drive; 22. Picking and discharging component; 221. Third cylinder; 222. Third gripper; 23. Auxiliary blanking component; 231, blanking driving part; 232, blanking part;

3. Feeding parts; 31. Material rack; 32. Material shaft;

4. Clamping mechanism; 41. The first cylinder; 42. The first jaw;

5. Straightening mechanism; 51. Insulation seat; 52. Mounting plate; 53. Guide wheel group; 531. Guide wheel; 54. Adjustment assembly; 541. Slider; 542. Fixed block;

6. Wire feeding mechanism; 61. The first linear drive; 62. The wire feeding clamping assembly; 621. The second cylinder; 622. The second jaw;

7. Cutting mechanism; 71. Lower cutting driver; 72. Lower cutting knife; 73. Upper cutting driver; 74. Upper cutting knife;

8. The first guide piece; 81. The first guide hole;

9. The second guide piece; 91. The second guide hole;

10. Material receiving mechanism; 101. Fixture seat; 102. Material receiving block; 103. Scale;

11. Linear drive mechanism; 111. Mounting seat; 112. Mobile drive assembly; 1121. Rotary drive member; 1122. Gear; 1123. Rack.

Detailed ways

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance. Wherein, the terms "first position" and "second position" are two different positions.

Unless otherwise clearly specified and limited, the terms "mounted", "connected", "connected" and "fixed" should be interpreted in a broad sense, for example, it may be a fixed connection or a detachable connection; it may be a mechanical connection, or It can be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, and it can be an internal communication between two elements or an interaction relationship between two elements. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Unless otherwise expressly specified and limited, a first feature being "on" or "under" a second feature may include that the first feature is in direct contact with the second feature, and may also include that the first feature and the second feature are not in direct contact. Rather, through additional characteristic contacts between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

This embodiment provides a tin wire feeding device, the tin wire feeding device is used to sequentially transport the cut tin wire to a preset position for welding in the next process.

As shown in Figures 1 to 2, the tin wire feeding device includes a base 1, a material shifting mechanism 2, and a feeding part 3, a clamping mechanism 4, a straightening mechanism 5, a wire feeding Mechanism 6, cutting mechanism 7. The tin wire can pass through the clamping mechanism 4, the straightening mechanism 5, the wire feeding mechanism 6, and the cutting mechanism 7 sequentially from the feeder 3;

The material shifting mechanism 2 includes a moving assembly 21 and a pick-and-place assembly 22. The moving assembly 21 is arranged on the base 1, and the pick-and-place assembly 22 is arranged on the execution end of the moving assembly 21. The reciprocating movement between the position and the discharge position, the take-and-discharge assembly 22 can clamp or loosen the tin wire, and the take-up position is located on the side of the cutting mechanism 7 away from the wire feeding mechanism 6 .

When using the tin wire feeding device in this embodiment, the tin wire roll is placed on the feeder 3, and one end of the tin wire is pulled out by the feeder 3, and then passes through the clamping mechanism 4, the straightening mechanism 5, and the feeding device. Wire mechanism 6, cutting mechanism 7, the tin wire can be straightened by the straightening mechanism 5, the tin wire can be clamped by the wire feeding mechanism 6 and the tin wire can be transported step by step to the cutting mechanism 7, and the tin wire can be transported to the feeding After the position, the take-and-discharge assembly 22 clamps the tin wire, then utilizes the cutting mechanism 7 to cut the tin wire, the moving assembly 21 can drive the take-and-discharge assembly 22 and the cut tin wire to the discharge position, and the take-and-discharge assembly 22 The cut tin wire can be placed in the feeding position, then, the clamping mechanism 4 clamps the tin wire to prevent the tin wire from returning to the wire, and the wire feeding mechanism 6 resets to prepare for the next wire feeding, realizing the tin wire Automatic feeding.

In detail, the feed member 3 includes a material rack 31 and a material shaft 32 , the material rack 31 is set on the base 1 , and the material shaft 32 is rotatably set on the material rack 31 . The tin wire roll material is sleeved on the material shaft 32 . Of course, those skilled in the art can also set the feeding member 3 in other forms, as long as it can continuously feed the rear end, there is no limitation here.

In order to guide the tin wire, as shown in Figure 1 and Figure 3, the tin wire feeding device also includes a first guide 8, the first guide 8 is arranged between the feeding part 3 and the clamping mechanism 4, the first The guide member 8 has a first guide hole 81 , the central axis of the first guide hole 81 corresponds to the clamping portion of the clamping mechanism 4 . In detail, the first guide hole 81 is a tapered hole, and the end of the first guide hole 81 facing the feeding part 3 has a larger diameter, so as to facilitate the passing of the tin wire.

As shown in Figures 1 and 3, the clamping mechanism 4 includes a first cylinder 41 and two first jaws 42, the two first jaws 42 are respectively connected to the two execution ends of the first cylinder 41, the first cylinder 41 can drive the two first jaws 42 to approach or move away from each other. The two opposite sides of the first clamping claws 42 are provided with first grooves to form first through holes for sandwiching tin wires.

As shown in Figures 1 and 4, the straightening mechanism 5 includes an insulating seat 51, a mounting plate 52 and two groups of guide wheels 53, the insulating seat 51 is arranged on the base 1, the mounting plate 52 is arranged on the insulating seat 51, and the two groups of guide wheels The groups 53 are disposed opposite to the mounting plate 52 , and each group of guide wheel sets 53 includes a plurality of guide wheels 531 distributed along a preset direction, and the guide wheels 531 of the two sets of guide wheel sets 53 are arranged alternately. It can be understood that the tin wire can be straightened under the rolling pressure of the two sets of guide wheels 53 after passing through the two sets of guide wheels 53 . In detail, the guide wheel 531 is vertically rotatably arranged above the mounting plate 52, and a groove is formed on the outer wall of the guide wheel 531 in the circumferential direction, and the tin wire is rolled and straightened through the groove wall. In some optional embodiments, each guide wheel set 53 includes two guide wheels 531 . The number of guide wheels 531 in each guide wheel set 53 can be set by those skilled in the art according to needs, and there is no limitation here.

In particular, the straightening mechanism 5 also includes an adjustment assembly 54, the adjustment assembly 54 is arranged on the mounting plate 52, one group in the two sets of guide wheels 53 is connected to the execution end of the adjustment assembly 54, and the adjustment assembly 54 can drive one set of guide wheels Set 53 moves relative to another set 53 of guide wheels. By adjusting the distance between the two sets of guide wheels 53, the tin wire passing between the two sets of guide wheels 53 can be straightened, and the straightening mechanism 5 can also be adapted to adjust tin wires of different diameters.

Further, the adjustment assembly 54 includes a slider 541, a fixed block 542 and an adjustment member 543, the slider 541 is slidably connected to the mounting plate 52, the guide wheel set 53 is arranged on the slider 541, the fixed block 542 is arranged on the installation plate 52, and the adjustment member 543 is arranged on the fixing block 542, and the slider 541 is connected to the adjustment member 543, and the adjustment member 543 can drive the slider 541 to move and fix it at any position. The adjustment member 543 is used to drive the slider 541 to move, so as to realize the position adjustment of the guide wheels 531 of one set of guide wheels 53 relative to the other set of guide wheels 53 . The adjustment assembly 54 may include a slide block 541 , and the guide wheels 531 in a guide wheel set 53 are all arranged on the slide block 541 . The number of sliders 541 of the adjustment assembly 54 may also correspond to the number of guide wheels 531 in each guide wheel set 53 , of course, each slider 541 is correspondingly connected with an adjustment member 543 . In this embodiment, preferably, the adjusting member 543 is a screw, the screw passes through the fixing block 542 and is connected to the sliding block 541 , and the screw is threaded to the fixing block 542 , and turning the screw can drive the sliding block 541 to move.

After the tin wire is straightened by the straightening mechanism 5, in order to facilitate the guiding of the tin wire, as shown in Figure 4, the tin wire feeding device also includes a second guide 9, the second guide 9 is arranged on the straightening mechanism 5 and the wire feeding Between the mechanisms 6 , the second guide member 9 has a second guide hole 91 , and the central axis of the second guide hole 91 corresponds to the position of the driving part of the wire feeding mechanism 6 . In detail, the second guide hole 91 is a tapered hole, and the diameter of the end of the second guide hole 91 close to the straightening mechanism 5 is larger, so that the tin wire can pass through the first guide hole 81 .

As shown in Figure 1, the wire feeding mechanism 6 includes a first linear drive 61 and a wire feeding clamp assembly 62, the first linear drive 61 is arranged on the base 1, and the wire feeding clamp assembly 62 is arranged on the first straight line The executing end of the driving member 61 , the first linear driving member 61 can drive the wire feeding clamp assembly 62 to reciprocate along a preset direction. In detail, the first linear driver 61 is an air cylinder. The wire feeding clamp assembly 62 includes a second cylinder 621 and a second jaw 622, the two second jaws 622 are respectively connected to the two execution ends of the second cylinder 621, and the second cylinder 621 can drive the two second jaws 622 approach or move away from each other. Two opposite sides of the two second clamping claws 622 are provided with second grooves to form second through holes for sandwiching tin wires.

As shown in FIG. 1 , FIG. 2 and FIG. 5 , the cutting mechanism 7 includes a lower cutting driving member 71 , a lower cutting knife 72 , an upper cutting driving member 73 and an upper cutting knife 74 . The lower cutting driver 71 is arranged on the base 1 , and the lower cutting knife 72 is arranged on the execution end of the lower cutting driver 71 . The upper cutting knife 74 is arranged on the execution end of the upper cutting driving member 73, and the upper cutting knife 74 is positioned above the lower cutting knife 72, and the lower cutting driving member 71 and the upper cutting driving member 73 can drive the lower cutting knife 72 and upper cutting knife 74 are close to each other to cut tin wire. In detail, both the lower cutting driving member 71 and the lower cutting driving member 71 are air cylinders. In this embodiment, preferably, the cutting mechanism 7 also includes a mounting part, and the execution ends of the lower cutting knife 72 driving part and the upper cutting driving part 73 are connected with the mounting part, and the lower cutting knife 72 and the upper cutting knife 74 Respectively detachably connected with the corresponding mounting parts, which can facilitate the replacement of the lower cutting knife 72 and the upper cutting knife 74 .

As shown in Fig. 1, Fig. 2 and Fig. 5, the moving assembly 21 includes a support 211 and a second linear drive 212, the support 211 is arranged on the base 1, the second linear drive 212 is arranged on the support 211, and the feeding and discharging mechanism is arranged on The execution end of the second linear drive member 212 . Optionally, the second linear driver 212 is an air cylinder. Of course, those skilled in the art can also configure the second linear driving member 212 in other forms, which is not limited here. Further, the pick-and-place assembly 22 includes a third cylinder 221 and a third jaw 222, the two third jaws 222 are respectively connected to the two execution ends of the third cylinder 221, the third cylinder 221 can drive two third The jaws 222 approach or move away from each other.

As shown in Figure 1, Figure 2 and Figure 5, the material shifting mechanism 2 also includes an auxiliary blanking assembly 23, the auxiliary blanking assembly 23 includes a blanking drive 231 and a blanking part 232, and the blanking drive 231 is arranged on the moving assembly 21, the blanking part 232 is arranged on the execution end of the blanking drive part 231, and the blanking drive part 231 can drive the blanking part 232 to press down the tin wire loosened by the discharging assembly 22. In detail, the top end of the blanking part 232 is connected to the execution end of the blanking drive part 231 , and the bottom end is located between the two third jaws 222 . When the third cylinder 221 drives the two third jaws 222 to loosen the tin wire, the blanking drive part 231 drives the blanking part 232 to move down, and the tin wire is pressed down by the blanking part 232 to prevent the tin wire from popping up, so that it can be removed The feeding assembly 22 stably places the tin wire.

In order to facilitate the placement of tin wire, as shown in Figure 1 and Figure 6, the tin wire feeding device in this embodiment also includes a material receiving mechanism 10, which is arranged at the discharging position, and the material receiving mechanism 10 can accept material transfer Tin wire conveyed by Mechanism 2. In some optional embodiments, the material receiving mechanism 10 includes a jig base 101 and a material receiving block 102 , and the material receiving block 102 is arranged on the jig base 101 in an adjustable position. The top of the material receiving block 102 is provided with a material receiving groove. Further, the material receiving mechanism 10 also includes a scale 103 arranged on one side of the material receiving block 102 . The position of the receiving block 102 can be intuitively adjusted by using the ruler 103 .

As shown in Figure 1 and Figure 2, the tin wire feeding device in this embodiment also includes a linear drive mechanism 11, the linear drive mechanism 11 includes a mounting base 111 and a mobile drive assembly 112, the base 1 is slidably connected to the mounting base 111, and the mobile drive The component 112 can drive the base 1 to slide along the mounting base 111 . In detail, the mobile drive assembly 112 includes a rotary drive 1121 , a gear 1122 and a rack 1123 , the rotary drive 1121 is disposed on the base 1 , the gear 1122 is disposed on the output end of the rotary drive 1121 , and the rack 1123 is disposed on the mount 111 , and extend along the sliding direction of the base 1, the gear 1122 is meshed with the rack 1123, the rotation of the gear 1122 is driven by the rotating drive member 1121 and the gear 1122 is meshed with the rack 1123, so that the base 1 can move stably along the mounting seat 111, through Adjust the position of the base 1 so that the material transfer mechanism 2 can output the tin wire at different positions, which is convenient to use.

Preferably, the tin wire feeding device in this embodiment also includes a detection mechanism (not shown), the detection mechanism is configured to detect whether there is a lack of wire between the clamping mechanism 4 and the straightening mechanism 5 and whether the wire feeding mechanism 6 misses the clamp Tin wire.

Further, the detection mechanism includes a first signal line, a second signal line and a power line, one end of the power line is connected to the straightening part of the straightening mechanism 5, and the other end is connected to the power terminal of the controller (such as PLC). One end of the first signal line is connected to the clamping portion of the clamping mechanism 4 , and the other end is connected to the signal terminal of the controller. One end of the second signal line is connected to the clamping portion of the wire feeding mechanism 6 , and the other end is connected to the signal terminal of the controller. When there is a tin wire between the clamping mechanism 4 and the straightening mechanism 5, the first signal line and the power line are conducted through the tin wire to form a closed loop; when there is no tin wire between the clamping mechanism 4 and the straightening mechanism 5 , then a closed circuit cannot be formed, based on which it is judged whether there is a lack of wire between the clamping mechanism 4 and the straightening mechanism 5 . Similarly, when the wire feeding mechanism 6 clamps the tin wire, the second signal line and the power line can be conducted through the tin wire to form a closed loop. When the wire feeding mechanism 6 does not clamp the tin wire, a closed loop cannot be formed. According to this, it can be judged whether the wire feeding mechanism 6 misses tin wire.

This embodiment also provides a tin wire feeding method, using the above-mentioned tin wire feeding device, the tin wire feeding method includes the following steps:

S1, pull out the tin wire from the feeding part 3 and pass through the clamping mechanism 4, the straightening mechanism 5, the wire feeding mechanism 6, and the cutting mechanism 7 in turn, and use the wire feeding mechanism 6 to clamp the tin wire;

S2, the clamping mechanism 4 loosens the tin wire;

S3, the wire feeding mechanism 6 steps to feed the tin wire in the direction of the cutting mechanism 7;

S4, the pick-and-place component 22 is located at the pick-up position and clamps the tin wire;

S5, the cutting mechanism 7 cuts the tin wire, specifically, the cutting mechanism 7 resets after cutting the tin wire;

S6, the moving component 21 drives the take-and-discharge component 22 and the cut tin wire to the discharge position, and after the take-and-discharge component 22 releases the tin wire, the material-shifting mechanism resets;

S7, the clamping mechanism 4 clamps the tin wire, which can prevent the tin wire from looping back;

S8, after the wire feeding mechanism 6 loosens the tin wire and resets it, clamps the tin wire again to prepare for the next wire feeding;

S9, repeating the above steps S2-S8.

The above describes the technical principles of the present invention in conjunction with specific embodiments. These descriptions are only for explaining the principles of the present invention, and cannot be construed as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative efforts, and these modes will all fall within the protection scope of the present invention.

Claims (10)

1. A tin wire feeding device is characterized by comprising a base (1), a material moving mechanism (2), a material feeding part (3), a clamping mechanism (4), a straightening mechanism (5), a wire feeding mechanism (6) and a cutting mechanism (7), wherein the material feeding part, the clamping mechanism (4), the straightening mechanism (5), the wire feeding mechanism and the cutting mechanism are sequentially arranged on the base (1) along a preset direction;

the tin wire can pass through the clamping mechanism (4), the straightening mechanism (5), the wire feeding mechanism (6) and the cutting mechanism (7) in sequence from the feeding part (3); the wire feeding mechanism (6) can clamp the tin wire and feed the tin wire to the cutting mechanism (7) in a stepping mode;

the tin wire feeding mechanism comprises a tin wire feeding mechanism (6) and a material moving mechanism (2), wherein the tin wire feeding mechanism (6) comprises a moving assembly (21) and a material taking and taking assembly (22), the moving assembly (21) is arranged on the base (1), the material taking and taking assembly (22) is arranged at an execution end of the moving assembly (21), the moving assembly (21) can drive the material taking and taking assembly (22) to reciprocate between a material taking position and a material placing position, the material taking and taking assembly (22) can clamp or loosen the tin wire, and the material taking position is located on one side, away from the tin wire feeding mechanism (6), of the cutting mechanism (7);

move material mechanism (2) and still include:

supplementary unloading subassembly (23), supplementary unloading subassembly (23) include unloading driving piece (231) and unloading piece (232), unloading driving piece (231) set up in remove the execution end of subassembly (21), unloading piece (232) set up in the execution end of unloading driving piece (231), unloading driving piece (231) can drive unloading piece (232) are pushed down get and put the unloading subassembly (22) and loosen the tin silk.

2. A tin wire feeding device according to claim 1, characterized in that the tin wire feeding device further comprises a first guide member (8), the first guide member (8) is arranged between the feeding member (3) and the clamping mechanism (4), the first guide member (8) is provided with a first guide hole (81), and the central axis of the first guide hole (81) corresponds to the clamping position of the clamping mechanism (4);

and/or, the tin wire feeding device further comprises a second guide piece (9), the second guide piece (9) is arranged between the straightening mechanism (5) and the wire feeding mechanism (6), the second guide piece (9) is provided with a second guide hole (91), and the central axis of the second guide hole (91) corresponds to the driving part of the wire feeding mechanism (6).

3. The tin wire feeding device as claimed in claim 1, wherein the straightening mechanism (5) comprises an insulating base (51), a mounting plate (52) and two sets of guide wheel sets (53), the insulating base (51) is arranged on the base (1), the mounting plate (52) is arranged on the insulating base (51), the two sets of guide wheel sets (53) are oppositely arranged on the mounting plate (52), each set of guide wheel set (53) comprises a plurality of guide wheels (531) distributed along the preset direction, and the guide wheels (531) of the two sets of guide wheel sets (53) are arranged in a staggered manner.

4. A tin wire feeding device according to claim 3, wherein the straightening mechanism (5) further comprises an adjusting component (54), the adjusting component (54) is arranged on the mounting plate (52), one of the two sets of guide wheel sets (53) is connected to an execution end of the adjusting component (54), and the adjusting component (54) can drive one set of guide wheel set (53) to move relative to the other set of guide wheel set (53).

5. A tin wire feeding device according to claim 4, wherein the adjusting component (54) comprises a sliding block (541), a fixed block (542) and an adjusting member (543), the sliding block (541) is slidably connected to the mounting plate (52), the guide pulley set (53) is disposed on the sliding block (541), the fixed block (542) is disposed on the mounting plate (52), the adjusting member (543) is disposed on the fixed block (542), the sliding block (541) is connected to the adjusting member (543), and the adjusting member (543) can drive the sliding block (541) to move and fix at any position.

6. The tin wire feeding device according to claim 1, wherein the wire feeding mechanism (6) comprises a first linear driving member (61) and a wire feeding clamping assembly (62), the first linear driving member (61) is disposed on the base (1), the wire feeding clamping assembly (62) is disposed at an executing end of the first linear driving member (61), and the first linear driving member (61) can drive the wire feeding clamping assembly (62) to reciprocate along the preset direction.

7. A tin wire feeding device according to claim 1, wherein the cutting mechanism (7) comprises:

the cutting device comprises a lower cutting driving part (71) and a lower cutting knife (72), wherein the lower cutting driving part (71) is arranged on the base (1), and the lower cutting knife (72) is arranged at an execution end of the lower cutting driving part (71);

go up and cut driving piece (73) and go up and cut sword (74), go up cut sword (74) set up in go up and cut the execution end of driving piece (73), go up to cut sword (74) and be located down cut the top of sword (72), down cut driving piece (71) with go up to cut driving piece (73) and can drive down cut sword (72) with go up to cut sword (74) and be close to each other in order to cut the tin silk.

8. A tin wire feeding device according to any one of claims 1 to 7, characterized by further comprising a detection mechanism configured to detect whether there is a lack of wire between the gripping mechanism (4) and the straightening mechanism (5) and whether the wire feeding mechanism (6) is missing the tin wire.

9. A tin wire feeding method, characterized in that the tin wire feeding device of any one of claims 1 to 8 is used, and the tin wire feeding method comprises the following steps:

s1, pulling out the tin wire from the feeding part (3), passing through the clamping mechanism (4), the straightening mechanism (5), the wire feeding mechanism (6) and the cutting mechanism (7) in sequence, and clamping the tin wire by using the wire feeding mechanism (6);

s2, loosening the tin wire by the clamping mechanism (4);

s3, the wire feeding mechanism (6) step-by-step conveys the tin wire towards the cutting mechanism (7);

s4, the material taking and placing assembly (22) is located at the material taking position and clamps the tin wire;

s5, cutting the tin wire by the cutting mechanism (7);

s6, the moving assembly (21) drives the material taking and placing assembly (22) and the cut tin wire to the material placing position, and the material moving mechanism (2) resets after the material taking and placing assembly (22) loosens the tin wire;

s7, clamping the tin wire by the clamping mechanism (4);

s8, after loosening and resetting the tin wire, the wire feeding mechanism (6) clamps the tin wire again;

and S9, repeating the steps S2 to S8.

10. A welding device for welding a junction box on a photovoltaic module by adopting a tin wire, which is characterized by comprising the tin wire feeding device of any one of claims 1 to 8.

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