Wire processing device
Patent Information
- Application Number
- CN202522106635.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-29
- Publication Date
- 2026-09-22
- Estimated Expiration
- 2035-09-29
AI Technical Summary
[0043]本实用新型实施例的线材加工装置,利用第一送线机构传送线材,利用第一拾取组件拾取线材。在第一摆动部上设置多个第一夹持部,在第二摆动部上设置多个第二夹持部,并且第一夹持部和第二夹持部组成多个夹持对。由此,在第一拾取组件处于收合状态时,通过多个夹持对夹持多个线材,以便于对线材进行移动,提高了线材移动效率。在第一拾取组件处于展开状态时,第一摆动部和第二摆动部能够带动多个线材的两端一同弯曲,以便于在下一工序对多个线材进行绞制操作。进一步简化了线材加工装置的内部结构。此外,夹持对的数量可以根据工艺需求进行实时调整,实现了零部件的标准化,提高了线材加工装置的柔性。
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Figure CN224789419U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of automation technology, and in particular to a wire processing device. Background Technology
[0002] Stranded wires are used in automotive and smart home industries, offering advantages such as reduced electromagnetic interference, optimized current distribution, and improved mechanical properties. With increasing automation, the processing cycle time for stranded wires is becoming increasingly demanding, leaving less time for production. Therefore, improving the processing efficiency of stranded wires has become a crucial issue that needs to be addressed. Utility Model Content
[0003] In view of this, the present invention provides a wire processing device, wherein a plurality of first clamping parts are provided on a first swinging part, and a plurality of second clamping parts are provided on a second swinging part, and the plurality of first clamping parts and the plurality of second clamping parts are combined to form a plurality of clamping pairs. Thus, a first picking mechanism can pick up multiple wires, and the number of first clamping parts and second clamping parts can be quickly adjusted according to usage requirements.
[0004] The wire processing apparatus of this utility model embodiment includes:
[0005] The first transmission component includes a first wire feeding mechanism; and
[0006] A first picking mechanism includes a first picking component, which has a retracted state and an extended state. The first picking component includes a first swinging part that swings along one axis, a second swinging part that swings along another axis, a plurality of first clamping parts, and a plurality of second clamping parts corresponding to the plurality of first clamping parts. The plurality of first clamping parts are disposed on the first swinging part, and the plurality of second clamping parts are disposed on the second swinging part. The plurality of first clamping parts and the plurality of corresponding second clamping parts form a plurality of clamping pairs.
[0007] In the retracted state, the first pick-up mechanism is configured to drive the first swing portion and the second swing portion to swing toward each other until the two axes are located on the same side of the first clamping portion and the second clamping portion; and to pick up multiple wires from the first wire feeding mechanism through the multiple clamping pairs;
[0008] In the unfolded state, the first picking mechanism is also configured to drive the first swing portion and the second swing portion to swing in a direction away from each other until the two axes are located between the first clamping portion and the second clamping portion.
[0009] Furthermore, a plurality of first clamping parts are arranged sequentially in the first swinging part, and a plurality of second clamping parts are arranged sequentially in the second swinging part. In the same clamping pair, the arrangement order of the first clamping parts in the first swinging part is the same as the arrangement order of the second clamping parts in the second swinging part.
[0010] The first picking mechanism is further configured such that, in the retracted state, a plurality of first clamping portions and a plurality of second clamping portions are arranged in the same direction;
[0011] The first picking mechanism is also configured such that, in the unfolded state, a plurality of first clamping portions and a plurality of second clamping portions are arranged in opposite directions.
[0012] Furthermore, both the first swing portion and the second swing portion include a lifting portion, and the lifting portion has a lifting frame;
[0013] The plurality of clamping pairs include a first clamping pair and a second clamping pair, wherein the first clamping portion of the first clamping pair is disposed on the lifting frame of the first swing portion, and the second clamping portion of the first clamping pair is disposed on the lifting frame of the second swing portion;
[0014] The first picking mechanism is also configured such that the first clamping pair picks up one wire, the lifting part raises the first clamping pair so that the first clamping pair is away from the second clamping pair, and the second clamping pair picks up another wire.
[0015] Furthermore, the first picking component also includes:
[0016] The mounting part includes a mounting frame, two rotating shafts and two rotating blocks. The mounting frame includes a stop block. The two rotating shafts are rotatably mounted on the mounting frame. The two rotating blocks are respectively mounted on the two rotating shafts. The rotating blocks have a first limiting surface and a second limiting surface.
[0017] The first swing part includes a first swing arm, and the second swing part includes a second swing arm. The first swing arm is fixedly connected to a rotating shaft and rotates synchronously with one of the rotating blocks. The second swing arm is fixedly connected to another rotating shaft and rotates synchronously with another of the rotating blocks.
[0018] In the retracted state, the first limiting surface abuts against the stop block; in the unfolded state, the second limiting surface abuts against the stop block.
[0019] Furthermore, the first conveying component includes a first conveying line, and the first feeding mechanism is operably movable along the first conveying line;
[0020] The first wire feeding mechanism includes two third clamping parts. In the retracted state, the distance between the two third clamping parts is the same as the distance between the first clamping part and the second clamping part in each clamping pair.
[0021] The first conveying component is configured to hold the wires via the two third clamping parts and move them one by one to the first pickup mechanism.
[0022] Furthermore, the wire processing apparatus further includes:
[0023] A stranding mechanism, comprising at least one stranded section; and
[0024] The second transmission component includes a third wire feeding mechanism, which includes two fourth clamping parts.
[0025] The second transmission component is configured to drive the two fourth clamping portions to move to either side of the first clamping portion and the second clamping portion or between the first clamping portion and the second clamping portion 32 in the unfolded state, so as to clamp the end of the wire harness and move it to the stranding mechanism.
[0026] Furthermore, the second conveying component includes two second conveying lines and two third conveying lines. The two second conveying lines are arranged along a first conveying direction, and the two third conveying lines are respectively arranged on the two second conveying lines and along a second conveying direction. The two fourth clamping parts are respectively arranged on the two third conveying lines, and the fourth clamping parts are operable to move along the first conveying direction and / or the second conveying direction.
[0027] The stranding mechanism includes a fourth transmission line, the stranded part is disposed on the fourth transmission line, and the fourth transmission line is spaced apart from and parallel to the second transmission line.
[0028] Furthermore, the first conveying component also includes a second wire feeding mechanism, which is operably movable along the first conveying line;
[0029] The wire processing apparatus further includes:
[0030] The second picking mechanism includes a second picking component, which has a retracted state and an unfolded state. The second picking component includes a third swing part, a fourth swing part, a fifth clamping part disposed on the third swing part, and a sixth clamping part disposed on the fourth swing part.
[0031] In the unfolded state, the second pickup mechanism is configured such that the third swing portion and the fourth swing portion swing in a direction away from each other until the fifth clamping portion and the sixth clamping portion are positioned opposite each other; and when the third wire feeding mechanism moves the twisted wire bundle from the twisting mechanism to the second pickup assembly, the wire bundle is picked up from the third wire feeding mechanism by the fifth clamping portion and the sixth clamping portion.
[0032] In the retracted state, the second pickup mechanism is further configured such that the third swing portion and the fourth swing portion swing toward each other until the fifth clamping portion and the sixth clamping portion are arranged side by side; and to place the wire harness on the second wire feeding mechanism.
[0033] Furthermore, both the fifth clamping part and the sixth clamping part include a clamping unit. The clamping unit includes multiple driving plates. The driving plate has a wire groove and a first clamping edge. The wire groove passes through the driving plate and is recessed by one edge of the driving plate. The first clamping edge is formed on the other edge of the driving plate. The sidewall of the wire groove away from the first clamping edge has a second clamping edge. Multiple driving plates of the same clamping unit are arranged in the same direction and include multiple first driving plates and multiple second driving plates.
[0034] In the arrangement direction of the plurality of drive plates, the first drive plate and the second drive plate of the same clamping unit are alternately arranged, and the grooves of the plurality of first drive plates are arranged in groups, the grooves of the plurality of second drive plates are arranged in groups, the two sets of grooves of the fifth clamping part correspond to the two first clamping parts respectively, and the two sets of grooves of the sixth clamping part correspond to the two second clamping parts respectively.
[0035] The second pickup mechanism is configured to drive the two sets of wire slots in each of the clamping units to be staggered to accommodate the corresponding wires respectively; and to drive the first clamping edge and the second clamping edge of each of the clamping units to move closer to each other to clamp the wires.
[0036] Furthermore, the second wire feeding mechanism includes a seventh clamping part and an eighth clamping part, each of which includes a plurality of first driving plates and a plurality of second driving plates;
[0037] The wire groove of the second wire feeding mechanism faces opposite directions to the wire groove of the second picking component, and the two sets of wire grooves of the seventh clamping part correspond to the two sets of wire grooves of the fifth clamping part, and the two sets of wire grooves of the eighth clamping part correspond to the two sets of wire grooves of the sixth clamping part.
[0038] Furthermore, both the seventh clamping part and the eighth clamping part include:
[0039] A guide plate, the top of which has two guide ramps, the sides of which are far apart from each other sloping towards the bottom of the guide plate;
[0040] The second wire feeding mechanism is configured such that when the two sets of wire slots of the second wire feeding mechanism are staggered, the two guide ramps are respectively opposite to the two wire slots.
[0041] Furthermore, the guide plate is disposed on the side of the second wire feeding mechanism away from the fifth clamping part and the sixth clamping part, and the guide plate is spaced apart from the corresponding first driving plate and second driving plate;
[0042] The second pickup mechanism is also configured to drive the fifth clamping part and the sixth clamping part to move to the side of the second wire feeding mechanism away from the guide plate to release the wire.
[0043] The wire processing apparatus of this utility model utilizes a first wire feeding mechanism to convey wires and a first picking component to pick up the wires. Multiple first clamping parts are provided on a first swinging part, and multiple second clamping parts are provided on a second swinging part, forming multiple clamping pairs. Thus, when the first picking component is in the retracted state, multiple wires are clamped by multiple clamping pairs, facilitating wire movement and improving wire movement efficiency. When the first picking component is in the extended state, the first and second swinging parts can cause the two ends of multiple wires to bend together, facilitating stranding operations in the next process. This further simplifies the internal structure of the wire processing apparatus. Furthermore, the number of clamping pairs can be adjusted in real time according to process requirements, achieving component standardization and improving the flexibility of the wire processing apparatus. Attached Figure Description
[0044] The above and other objects, features and advantages of the present invention will become clearer from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:
[0045] Figure 1 This is a schematic diagram of the wire structure according to an embodiment of the present utility model;
[0046] Figure 2 This is a schematic diagram of the wire harness structure according to an embodiment of the present invention;
[0047] Figure 3 This is a schematic diagram of the wire processing device according to an embodiment of the present invention;
[0048] Figure 4 This is an exploded view of the wire processing apparatus according to an embodiment of the present invention;
[0049] Figure 5This is a schematic diagram of the structure of the first conveying component and the first picking mechanism according to an embodiment of the present utility model;
[0050] Figure 6 This is an exploded view of the first wire feeding mechanism according to an embodiment of the present utility model;
[0051] Figure 7 This is a structural schematic diagram of one side of the first pickup component according to an embodiment of the present utility model;
[0052] Figure 8 This is a schematic diagram of the structure of the other side of the first pickup component in this embodiment of the present invention;
[0053] Figure 9 This is a schematic diagram of the working state of the first pickup component in some embodiments of the present invention;
[0054] Figure 10 This is a schematic diagram of the working state of the first pickup component in one of other embodiments of the present invention;
[0055] Figure 11 This is an exploded view of the first clamping part and the first swinging part according to an embodiment of the present invention;
[0056] Figure 12 This is an exploded view of the first picking mechanism, the twisting mechanism, and the second transmission component according to an embodiment of the present utility model.
[0057] Figure 13 This is a schematic diagram of the structure of the second conveying component and the first picking mechanism according to an embodiment of the present utility model;
[0058] Figure 14 This is a schematic diagram of the stranding mechanism and the second transmission component according to an embodiment of the present utility model;
[0059] Figure 15 This is an exploded view of the second conveying component and the second picking mechanism according to an embodiment of the present invention;
[0060] Figure 16 This is a schematic diagram of the structure of the second pickup component according to an embodiment of the present invention;
[0061] Figure 17 This is a schematic diagram of the structure of the second wire feeding mechanism according to an embodiment of the present utility model;
[0062] Figure 18 yes Figure 17 Enlarged schematic diagram of region A in the middle;
[0063] Figure 19 This is a schematic diagram of the working state of the first drive board and the second drive board according to an embodiment of the present utility model.
[0064] Explanation of reference numerals in the attached figures:
[0065] 1-First transmission component;
[0066] 11-First wire feeding mechanism; 12-Second wire feeding mechanism;
[0067] 2-First picking mechanism;
[0068] 21-First picking-up component; 21a-Closed state; 21b-Expanded state; 211-First swinging part; 2111-First swing arm; 212-Second swinging part; 2121-Second swing arm; 213-Clamping pair; 2131-First clamping pair; 2132-Second clamping pair; 214-Lifting part; 2141-Lifting frame; 215-Mounting part; 2151-Mounting frame; 2152-Rotating shaft; 2153-Rotating block; 21531-First limiting surface; 21532-Second limiting surface; 2154-Stop block;
[0069] 31-First clamping part; 32-Second clamping part; 33-Third clamping part; 34-Fourth clamping part; 35-Fifth clamping part; 36-Sixth clamping part; 361-First drive plate; 362-Second drive plate; 363-Wire groove; 3641-First clamping edge; 3642-Second clamping edge; 37-Seventh clamping part; 371-Guide plate; 3711-Guide slope; 38-Eighth clamping part;
[0070] 41 - First teleportation line; 42 - Second teleportation line; 43 - Third teleportation line; 44 - Fourth teleportation line;
[0071] 5-Stranded wire mechanism;
[0072] 51 - Twisted section;
[0073] 6-Second transmission component;
[0074] 61-Third wire feeding mechanism;
[0075] 7-Second pickup mechanism;
[0076] 71-Second pickup assembly; 711-Third swing section; 712-Fourth swing section;
[0077] 81-First chuck; 82-Second chuck; 83-Third chuck;
[0078] A-Wire;
[0079] A1 - Stranded section;
[0080] A2 - Lead-out section; A21 - Clamping area; A211 - First clamping area; A212 - Second clamping area; A22 - Connecting area;
[0081] A31 - First wire; A32 - Second wire;
[0082] B-Wire Harness;
[0083] C-terminal. Detailed Implementation
[0084] The present invention will now be described based on embodiments, but it is not limited to these embodiments. In the following detailed description of the present invention, certain specific details are described in detail. Those skilled in the art will fully understand the present invention even without these details. To avoid obscuring the essence of the present invention, well-known methods, processes, flows, elements, and circuits are not described in detail.
[0085] Furthermore, those skilled in the art should understand that the accompanying drawings provided herein are for illustrative purposes only and are not necessarily drawn to scale.
[0086] Unless the context explicitly requires it, words such as "including" or "contains" throughout the application should be interpreted as including rather than exclusive or exhaustive; that is, meaning "including but not limited to".
[0087] In the description of this utility model, it should be understood that the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance. Furthermore, in the description of this utility model, unless otherwise stated, "a plurality of" means two or more.
[0088] Unless otherwise expressly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0089] For ease of explanation, spatially related terms such as “inside,” “outside,” “below,” “below,” “lower,” “above,” “upper,” etc., are used herein to describe the relationship between one element or feature illustrated in the figure and another. It will be understood that spatially related terms may be intended to encompass different orientations of the device in use or operation besides those depicted in the figure. For example, if the device in the figure is flipped, an element described as “below” or “below” another element or feature would then be positioned “above” that other element or feature. Thus, the exemplified term “below” can encompass both above and below orientations. The device may be oriented in other ways (rotated 90 degrees or in other orientations), and the spatially related descriptive terms used herein should be interpreted accordingly.
[0090] Figure 1 This is a schematic diagram of the structure of wire A in this embodiment. Figure 1 As shown in the figure, a portion of wire A is displayed. Wire A can be a single wire. Wire A includes two lead-out sections A2 and a stranded section A1 located between the two lead-out sections A2.
[0091] Figure 2 This is a schematic diagram of the wire harness B in this embodiment. Further referencing... Figure 2 As shown, the wire harness B in the diagram includes multiple wires A. The number of wires A can be adjusted as needed, for example, two, three, or more. Lead-out section A2 is shown with thick solid and thick dashed lines, and stranded section A1 is shown with dotted lines. Lead-out section A2 includes a clamping area A21 and a connecting area A22. Clamping area A21 includes a first clamping area A211 and a second clamping area A212. Connecting area A22 is inserted into the inside of terminal C for electrical connection. The end of terminal C furthest from wire A is a pin, and the end closest to wire A is a waterproof plug.
[0092] Figure 3 This is a schematic diagram of the wire processing apparatus in this embodiment. Figure 4 This is an exploded view of the wire processing apparatus in this embodiment.
[0093] In some implementations, such as Figures 3-4 As shown, the wire processing device in this embodiment includes a first conveying component 1, a first pickup mechanism 2, a stranding mechanism 5, a second conveying component 6, and a second pickup mechanism 7. In this embodiment, the wire processing device can strand the stranded segments A1 of the aforementioned wire harness B, causing multiple stranded segments A1 of wire A to be intertwined in a spiral form. When the wire harness B is transferred between the two mechanisms, the two mechanisms can respectively clamp it in a first clamping area A211 and a second clamping area A212 (e.g., ...). Figure 2 (As shown), to ensure stable transmission of wire A. To prevent terminal C from being squeezed.
[0094] Figure 5 This is a schematic diagram of the structure of the first transmission component 1 and the first pickup mechanism 2 in this embodiment. Figure 6 This is an exploded view of the first wire feeding mechanism 11 in this embodiment. Figure 7 and Figure 8 This is a schematic diagram of the structure of the first pickup component 21 in this embodiment. Figure 8 The image shows two axes represented by thick dashed lines. The first and second swing arms will swing along their respective axes.
[0095] In some implementations, such as Figure 5 and Figure 6 As shown, the first pickup mechanism 2 includes a first pickup component 21. The first conveying component 1 includes a first wire feeding mechanism 11 and a second wire feeding mechanism 12. The first conveying component 1 is used to move wire A from the previous workstation to the first pickup mechanism 2. The second wire feeding mechanism 12 is used to move the twisted wire bundle B to the next workstation. That is, the first wire feeding mechanism 11 and the second wire feeding mechanism 12 convey wire A in the same direction (e.g., ...). Figure 5 (As indicated by the arrow in the image).
[0096] Further reference Figures 7-8 As shown, the first picking component 21 includes a first swinging part 211, a second swinging part 212, a plurality of first clamping parts 31, and a plurality of second clamping parts 32 corresponding to the plurality of first clamping parts 31. The plurality of first clamping parts 31 are disposed on the first swinging part 211, and the plurality of second clamping parts 32 are disposed on the second swinging part 212. The first swinging part 211 can drive the plurality of first clamping parts 31 to swing together, and the second swinging part 212 can drive the plurality of second clamping parts 32 to swing together.
[0097] Figure 9 and Figure 10 This is a schematic diagram of the working state of the first pickup component 21 in this embodiment. The first wire A31 and the second wire A32 are also shown in the figure with thick dashed lines and thick dotted lines, respectively.
[0098] Further reference Figures 9-10 As shown, the first pickup component 21 has a folded state 21a and an unfolded state 21b, and multiple first clamping parts 31 and corresponding multiple second clamping parts 32 form multiple clamping pairs 213. In this embodiment, each clamping pair 213 can clamp one wire A, so that the first pickup component 21 can pick up multiple wires A at the same time, thereby improving the efficiency of mobile processing.
[0099] Furthermore, such as Figure 9As shown, in the retracted state 21a, the first pickup mechanism 2 is configured to drive the first swing portion 211 and the second swing portion 212 to swing towards each other until the plurality of first clamping portions 31 and the plurality of second clamping portions 32 are located on the same side of the first pickup assembly 21 (that is, the two axes are located on the same side of the first clamping portions 31 and the second clamping portions 32). At the same time, the first pickup assembly 21 drives the plurality of clamping pairs 213 to pick up the plurality of wires A from the first wire feeding mechanism 11. As a result, the first wires A31 and the second wires A32 form a U-shaped structure to facilitate the movement of the wires A by the first pickup mechanism 2 and the first conveying assembly 1.
[0100] Specifically, such as Figure 5 As shown, the first clamping part 31 and the second clamping part 32 extend downwards. The first pickup mechanism 2 can drive the first pickup component 21 to move up and down. When the first pickup component 21 moves downwards, the wire A can be clamped by the first clamping part 31 and the second clamping part 32. When the first pickup mechanism 2 drives the first pickup component 21 to move upwards, the first pickup component 21 moves away from the first wire feeding mechanism 11.
[0101] Furthermore, such as Figure 10 As shown, in the unfolded state 21b, the first pickup mechanism 2 is further configured to drive the first swing portion 211 and the second swing portion 212 to swing in a direction away from each other until the plurality of first clamping portions 31 and the plurality of second clamping portions 32 are located on both sides of the first pickup assembly 21 (that is, the two axes are located between the first clamping portions 31 and the second clamping portions 32). Thus, the first swing portion 211 and the second swing portion 212 bend both ends of the wire A, causing both ends of the wire A to extend to both sides. This facilitates the stranding mechanism 5 to strand the wire bundle B.
[0102] In summary, the wire processing apparatus in this embodiment utilizes a first wire feeding mechanism 11 to convey wire A and a first pickup component 21 to pick up wire A. Simultaneously, multiple first clamping parts 31 are provided on the first swinging part 211, and multiple second clamping parts 32 are provided on the second swinging part 212. The first clamping parts 31 and the second clamping parts 32 form multiple clamping pairs 213. Therefore, when the first pickup component 21 is in the retracted state 21a, multiple wires A are clamped by the multiple clamping pairs 213, facilitating the movement of wires A and improving the movement efficiency of wires A. When the first pickup component 21 is in the extended state 21b, the first swinging part 211 and the second swinging part 212 can cause both ends of multiple wires A to bend together, facilitating the stranding operation of multiple wires A in the next process. This further simplifies the internal structure of the wire processing apparatus. Furthermore, the number of clamping pairs 213 can be adjusted in real time according to process requirements, achieving standardization of components and improving the flexibility of the wire processing apparatus.
[0103] In some implementations, such as Figures 9-10 As shown, multiple first clamping parts 31 are arranged sequentially in the first swinging part 211, and multiple second clamping parts 32 are arranged sequentially in the second swinging part 212. Moreover, in the same clamping pair 213, the arrangement order of the first clamping parts 31 in the first swinging part 211 is the same as the arrangement order of the second clamping parts 32 in the second swinging part 212.
[0104] Specifically, taking two wires A as an example, in this configuration, the clamping pair 213 includes a first clamping pair 2131 and a second clamping pair 2132. When the first wire A31 is clamped by the first clamping pair 2131, the arrangement order of the first clamping portions 31 clamping the first wire A31 is first, and the arrangement order of the second clamping portions 32 clamping the first wire A31 is also first. Conversely, when the second wire A32 is clamped by the second clamping pair 2132, the arrangement order of the first clamping portions 31 clamping the second wire A32 is second, and the arrangement order of the second clamping portions 32 clamping the second wire A32 is also second.
[0105] Optionally, the number of clamping pairs 213 can be three, four or more, which can be adjusted by those skilled in the art according to the number of individual wires A in the stranded wire.
[0106] like Figure 9 As shown, the first pickup mechanism 2 is also configured such that, in the retracted state 21a, a plurality of first clamping parts 31 and a plurality of second clamping parts 32 are arranged in the same direction (e.g., ...). Figure 9 (As shown by arrow a1 in the diagram). This allows multiple U-shaped wires A to be arranged sequentially and partially staggered in the horizontal direction. The ends of each wire A are flush, and the bending radius of each wire A is consistent. Two stranded segments A1 overlap to form an intersection.
[0107] like Figure 10 As shown, the first pickup mechanism 2 is also configured such that, in the unfolded state 21b, a plurality of first clamping parts 31 and a plurality of second clamping parts 32 are arranged in opposite directions (e.g., ...). Figure 10 (As shown by the two arrows b1 in the figure). As can be seen from the figure, when both ends of wire A are bent, the protruding lengths of multiple wire A ends from the first clamping part 31 and the second clamping part 32 are the same, that is, the lengths of multiple stranded segments A1 are consistent. After the stranding mechanism 5 stretches wire A, it ensures that the lengths of the lead-out segments A2 are the same, making the shape of the stranded wire bundle B more regular, eliminating the need to adjust the length of wire A. The spacing between the multiple first clamping parts 31 is the same as the spacing between the multiple second clamping parts 32.
[0108] It is easy to understand that when wire harness B is placed in stranding mechanism 5, the middle area of the first wire A31 and the second wire A32 is already overlapped (the aforementioned intersection point). In this configuration, when stranding mechanism 5 is performing stranding, the first wire A31 and the second wire A32 can spirally wind from the intersection point towards both ends of wire harness B. This reduces the mutual friction between the two wires A.
[0109] Figure 11 This is an exploded view of the first clamping part 31 and the first swinging part 211 in this embodiment. The structures of the first clamping part 31 and the second clamping part 32 are similar, and the structures of the first swinging part 211 and the second swinging part 212 are similar, so they will not be shown separately.
[0110] In some implementations, such as Figure 11 As shown, both the first swing portion 211 and the second swing portion 212 include a lifting portion 214, and the lifting portion 214 has a lifting frame 2141. The first clamping portion 31 of the first clamping pair 2131 is disposed on the lifting frame 2141 of the first swing portion 211, and the second clamping portion 32 of the first clamping pair 2131 is disposed on the lifting frame 2141 of the second swing portion 212.
[0111] Optionally, such as Figure 11 As shown, the first swing part 211 includes a first swing arm 2111. The second swing part 212 includes a second swing arm 2121. The lifting part 214 includes a first cylinder, the output shaft of which is fixedly connected to the lifting frame 2141. The cylinder body of the first cylinder is fixedly connected to either the first swing arm 2111 or the second swing arm 2121. Both the first clamping part 31 and the second clamping part 32 include two first clamps 81 and a second cylinder. The second cylinder can drive the two first clamps 81 to move closer or further apart. Figure 8 As shown, the four first clamps 81 on the first swing part 211 are arranged in a straight line, and the four first clamps 81 on the second swing part 212 are also arranged in a straight line. The two second cylinders of the second clamping pair 2132 are respectively fixed to the cylinder bodies of the two first cylinders.
[0112] The first picking mechanism 2 is further configured to pick up one wire A via the first clamping pair 2131, and the lifting part 214 raises the first clamping pair 2131 to move it away from the second clamping pair 2132, and then pick up another wire A via the second clamping pair 2132. This ensures that the two wires A are staggered in the height direction, avoiding mutual interference. Simultaneously, it also prevents interference between the multiple first clamps 81 of two adjacent first clamping parts 31 and the multiple first clamps 81 of two adjacent second clamping parts 32.
[0113] In some implementations, such as Figures 7-8As shown, the first pickup assembly 21 also includes a mounting portion 215. The mounting portion 215 includes a mounting frame 2151, two rotating shafts 2152, and two rotating blocks 2153. The mounting frame 2151 includes a stop block 2154. The two rotating shafts 2152 are rotatably mounted on the mounting frame 2151. The two rotating blocks 2153 are respectively mounted on the two rotating shafts 2152, and each rotating block 2153 has a first limiting surface 21531 and a second limiting surface 21532. A first swing arm 2111 is fixedly connected to one rotating shaft 2152 and rotates synchronously with one rotating block 2153. A second swing arm 2121 is fixedly connected to the other rotating shaft 2152 and rotates synchronously with the other rotating block 2153. The aforementioned axis is the centerline of the rotating shaft 2152.
[0114] Further reference Figure 9 As shown, in the retracted state 21a, the first limiting surface 21531 abuts against the stop block 2154. This ensures that the multiple first clamps 81 are in the same straight line and that the lead-out sections A2 are parallel to each other.
[0115] The first pickup assembly 21 switches from a retracted state 21a to an extended state 21b, during which both the first swing arm 2111 and the second swing arm 2121 rotate 90 degrees. In the extended state 21b, the second limiting surface 21532 abuts against the stop block 2154. This ensures that both ends of the wire A can extend to the sides.
[0116] In some implementations, such as Figure 5 As shown, the first conveying assembly 1 includes a first conveyor line 41, and a first wire feeding mechanism 11 is operably movable along the first conveyor line 41. Further referencing... Figure 6 As shown, the first wire feeding mechanism 11 includes two third clamping parts 33. In the retracted state 21a, the distance between the two third clamping parts 33 is the same as the distance between the first clamping part 31 and the second clamping part 32 in each clamping pair 213.
[0117] Specifically, the third clamping part 33 has two second clamps 82. The two second clamps 82 can clamp onto the second clamping area A212, and the two first clamps 81 can clamp onto the first clamping area A211. Thus, the wire A is transferred between the first wire feeding mechanism 11 and the first pickup assembly 21.
[0118] The first conveying component 1 is configured to clamp wires A through two third clamping parts 33 and move them one by one to the first picking mechanism 2. That is, the first wire feeding mechanism 11 is configured to reciprocate along the first conveying line 41, transporting one wire A at a time. Simultaneously, each time it reaches the first picking mechanism 2, it is offset by a small distance from its previous position (this distance is the distance between the two first clamping parts 31 and the distance between the two second clamping parts 32). The first picking component 21 only moves up and down during picking, picking up one wire A at a time through one clamping pair 213 until all clamping pairs 213 have clamped a predetermined number of wires A. This ensures the positional accuracy of each wire A on the first picking component 21, improving the conveying efficiency of the first picking component 21.
[0119] Figure 12 This is an exploded view of the first pickup mechanism 2, the stranding mechanism 5, and the second transmission component 6 in this embodiment. Figure 13 This is a schematic diagram of the structure of the second transmission component 6 and the first pickup mechanism 2 in this embodiment. Figure 14 This is a schematic diagram of the structure of the twisted wire mechanism 5 and the second transmission component 6 in this embodiment.
[0120] In some implementations, such as Figures 12-14 As shown, the wire processing apparatus further includes a stranding mechanism 5 and a second conveying assembly 6. The stranding mechanism 5 includes at least one stranding section 51. The second conveying assembly 6 includes a third wire feeding mechanism 61, which includes two fourth clamping sections 34.
[0121] The second transmission component 6 is configured to, in the unfolded state 21b, clamp the end of the wire harness B from both sides of the first clamping part 31 and the second clamping part 32 or between the first clamping part 31 and the second clamping part 32 via two fourth clamping parts 34, and move it to the stranding mechanism 5.
[0122] Specifically, such as Figure 13 As shown, the two fourth clamping parts 34 move to the first pickup assembly 21. In this configuration, the distance between the two fourth clamping parts 34 (distance L1) is slightly greater than the distance between the first clamping part 31 and the second clamping part 32 (distance L2), or the distance between the two fourth clamping parts 34 (distance L1) is slightly less than the distance between the first clamping part 31 and the second clamping part 32 (distance L2). This completes the transfer of the wire harness B from the first pickup assembly 21 to the second transmission assembly 6.
[0123] Specifically, the first clamp 81 extends downwards, and the second clamp 82 extends upwards. The fourth clamping part 34 has two third clamps 83 (e.g., ...). Figure 14 (As shown). Two third clamps 83 extend horizontally and are positioned vertically. Thus, when the two third clamps 83 are open, they are moved to the upper and lower sides of the wire A before clamping.
[0124] In some implementations, such as Figure 14 As shown, the second conveying assembly 6 includes two second conveying lines 42 and two third conveying lines 43. The two second conveying lines 42 are arranged along a first conveying direction. The two third conveying lines 43 are respectively arranged on the two second conveying lines 42 and are arranged along a second conveying direction. Two fourth clamping parts 34 are respectively arranged on the two third conveying lines 43, and the fourth clamping parts 34 are operably movable along the first conveying direction and / or the second conveying direction.
[0125] Optionally, both the second conveyor line 42 and the third conveyor line 43 are arranged horizontally and perpendicular to each other. The two second conveyor lines 42 share the same track and are each provided with two independent drive mechanisms to drive the two third conveyor lines 43 to move closer or further apart. The third conveyor line 43 is located below the third conveyor line 43.
[0126] The stranding mechanism 5 includes a fourth transmission line 44, a stranded part 51 is disposed on the fourth transmission line 44, and the fourth transmission line 44 is spaced apart from and parallel to the second transmission line 42.
[0127] Preferably, the two fourth clamping parts 34 clamp the wire harness B between the first clamping part 31 and the second clamping part 32, that is, the two fourth clamping parts 34 clamp the wire harness B in the second clamping area A212. The two fourth clamping parts 34 then move the wire A between the two stranded parts 51 (e.g., Figure 14 (As shown by the dashed line I in the diagram). Then, the two fourth clamping parts 34 move away from each other to move both ends of the wire bundle B to the two twisted wire parts 51. In this configuration, the two twisted wire parts 51 are clamped in the first clamping area A211. And the clamping heads of the two twisted wire parts 51 avoid the terminal C.
[0128] Figure 15 This is an exploded view of the second conveying component 6 and the second picking mechanism 7 in this embodiment. Figure 16 This is a schematic diagram of the structure of the second pickup component 71 in this embodiment. Figure 17 This is a schematic diagram of the structure of the second wire feeding mechanism 12 in this embodiment. Figure 18 yes Figure 17 Enlarged schematic diagram of region A in the middle. Figure 19 This is a schematic diagram of the working state of the first driver board 361 and the second driver board 362 in this embodiment.
[0129] In some implementations, such as Figure 5 As shown, the first conveying assembly 1 also includes a second wire feeding mechanism 12, which is operably movable along the first conveying line 41. Further referencing... Figures 15-18 As shown, the wire processing apparatus also includes a second pickup mechanism 7. The second pickup mechanism 7 includes a second pickup component 71.
[0130] Further reference Figures 9-10 As shown, the second pickup component 71 has a folded state 21a and an unfolded state 21b that are similar to those of the first pickup component 21. These are not shown separately in the figure.
[0131] Further reference Figures 15-18 As shown, the second pickup assembly 71 includes a third swing part 711, a fourth swing part 712, a fifth clamping part 35 disposed on the third swing part 711, and a sixth clamping part 36 disposed on the fourth swing part 712.
[0132] In the unfolded state 21b, the second pickup mechanism 7 is configured to drive the third swing portion 711 and the fourth swing portion 712 to swing in a direction away from each other until the fifth clamping portion 35 and the sixth clamping portion 36 are positioned opposite each other. Simultaneously, when the third wire feeding mechanism 61 moves the twisted wire bundle B from the twisting mechanism 5 to the second pickup assembly 71, the wire bundle B is picked up from the third wire feeding mechanism 61 by the fifth clamping portion 35 and the sixth clamping portion 36. In this configuration, the fifth clamping portion 35 and the sixth clamping portion 36 are clamped in the first clamping area A211.
[0133] The second pickup mechanism 7 can drive the second pickup component 71 to move up and down (e.g., ...). Figure 15 (As indicated by the middle arrow), in the retracted state 21a, the second pickup mechanism 7 is further configured to have the third swing portion 711 and the fourth swing portion 712 swing towards each other until the fifth clamping portion 35 and the sixth clamping portion 36 are arranged side by side, and the wire harness B is placed on the second wire feeding mechanism 12. Thus, the twisting of the wire harness B is completed, and the twisted wire harness B is conveyed to the next workstation via the first conveyor line 41.
[0134] In some implementations, such as Figure 16 As shown, both the fifth clamping part 35 and the sixth clamping part 36 include clamping units. Each clamping unit includes multiple drive plates. Each drive plate has a wire groove 363 and a first clamping edge 3641. The wire groove 363 passes through the drive plate and is recessed by one edge of the drive plate. The first clamping edge 3641 is formed on the other edge of the drive plate. The side wall of the wire groove 363 away from the first clamping edge 3641 has a second clamping edge 3642. Multiple drive plates of the same clamping unit are arranged in the same direction and include multiple first drive plates 361 and multiple second drive plates 362.
[0135] In the arrangement direction of the multiple drive plates (that is, in the thickness direction of the multiple drive plates), the first drive plate 361 and the second drive plate 362 of the same clamping unit are alternately arranged, and the wire grooves 363 of the multiple first drive plates 361 are arranged in groups to form a wire groove group, and the wire grooves 363 of the multiple second drive plates 362 are arranged in groups to form another wire groove group. The two sets of wire grooves 363 of the fifth clamping part 35 correspond to the two first clamping parts 31 respectively, and the two sets of wire grooves 363 of the sixth clamping part 36 correspond to the two second clamping parts 32 respectively.
[0136] like Figure 19 As shown in state II, the second pickup mechanism 7 is configured to drive the two sets of wire grooves 363 in the fifth clamping part 35 to be staggered in the horizontal direction, and to drive the two sets of wire grooves 363 in the sixth clamping part 36 to be staggered in the same direction, so as to respectively accommodate the corresponding wire A. In this configuration, the second pickup assembly 71 can drive the fourth clamping part 34 to insert the first clamping area A211 into the wire groove 363 from the opening position of the wire groove 363.
[0137] like Figure 19 As shown in state III, the second pickup mechanism 7 is configured to drive the first clamping edge 3641 and the second clamping edge 3642 of the fifth clamping part 35 to move closer together, and to drive the first clamping edge 3641 and the second clamping edge 3642 of the sixth clamping part 36 to move closer together. That is, the first drive plate 361 and the second drive plate 362 move towards each other to clamp the wire A. Thus, multiple wires A can be fixed simultaneously using the fifth clamping part 35 and the sixth clamping part 36.
[0138] In some implementations, such as Figures 17-18 As shown, the second wire feeding mechanism 12 includes a seventh clamping part 37 and an eighth clamping part 38. Both the seventh clamping part 37 and the eighth clamping part 38 include multiple first drive plates 361 and multiple second drive plates 362. The wire groove 363 of the second wire feeding mechanism 12 faces opposite directions to the wire groove 363 of the second pickup assembly 71. That is, the wire groove 363 of the second wire feeding mechanism 12 faces upward towards the wire processing device, and the wire groove 363 of the second pickup assembly 71 faces downward towards the wire processing device. Furthermore, the two sets of wire grooves 363 of the seventh clamping part 37 correspond to the two sets of wire grooves 363 of the fifth clamping part 35, and the two sets of wire grooves 363 of the eighth clamping part 38 correspond to the two sets of wire grooves 363 of the sixth clamping part 36. Similar to the above structure, in this embodiment, the seventh clamping part 37 and the eighth clamping part 38 also use multiple drive plates to fix the lead-out section A2. In this embodiment, the seventh clamping part 37 and the eighth clamping part 38 are clamped in the second clamping area A212.
[0139] In some implementations, such as Figures 17-19As shown, both the seventh clamping part 37 and the eighth clamping part 38 include a guide plate 371. The top of the guide plate 371 has two guide ramps 3711, and the sides of the two guide ramps 3711 that are far apart from each other are inclined toward the bottom of the guide plate 371. The second wire feeding mechanism 12 is configured such that when the two sets of wire slots 363 of the second wire feeding mechanism 12 are staggered, the two guide ramps 3711 are respectively opposite to the two wire slots 363.
[0140] Therefore, when the fifth clamping part 35 and the sixth clamping part 36 place the wire harness B into the seventh clamping part 37 and the eighth clamping part 38, during the downward movement of the wire harness B, the two adjacent lead-out sections A2 come into contact with the two guide slopes 3711 and then separate from each other, ensuring that the two lead-out sections A2 can accurately fall into the corresponding two sets of wire grooves 363.
[0141] In some implementations, such as Figures 16-18 As shown, the guide plate 371 is disposed on the side of the second wire feeding mechanism 12 away from the fifth clamping part 35 and the sixth clamping part 36, and the guide plate 371 is spaced apart from the corresponding first drive plate 361 and second drive plate 362. The second pickup mechanism 7 is also configured to drive the fifth clamping part 35 and the sixth clamping part 36 to move to the side of the second wire feeding mechanism 12 away from the guide plate 371 to release the wire A.
[0142] It is easy to understand that when the two stranded segments A1 are stranded together, the stress on the two stranded segments A1 will cause the ends of the lead-out segments A2 near the stranded segments A1 to move closer to each other and twist, resulting in bending deformation of the wire harness B during its movement. In this embodiment, when the fifth clamping part 35 and the sixth clamping part 36 move downwards, the lead-out segments A2 located on the side of the fifth clamping part 35 and the sixth clamping part 36 near the stranded segments A1 are respectively placed on the wire groove 363 and the guide plate 371, and the lead-out segments A2 can slide along the guide inclined surface 3711. This ensures that the two lead-out segments A2 can separate to fall into the corresponding wire grooves 363. At the same time, the shape of the wire harness B is kept stable during the movement.
[0143] The above description is merely a preferred embodiment of this utility model and is not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principle of this utility model should be included within the protection scope of this utility model.
Claims
1. A wire processing apparatus, characterized in that, The wire processing apparatus includes: The first transmission component includes a first wire feeding mechanism; and A first picking mechanism includes a first picking component, which has a retracted state and an extended state. The first picking component includes a first swinging part that swings along one axis, a second swinging part that swings along another axis, a plurality of first clamping parts, and a plurality of second clamping parts corresponding to the plurality of first clamping parts. The plurality of first clamping parts are disposed on the first swinging part, and the plurality of second clamping parts are disposed on the second swinging part. The plurality of first clamping parts and the plurality of corresponding second clamping parts form a plurality of clamping pairs. In the retracted state, the first pick-up mechanism is configured to drive the first swing portion and the second swing portion to swing toward each other until the two axes are located on the same side of the first clamping portion and the second clamping portion; and to pick up multiple wires from the first wire feeding mechanism through the multiple clamping pairs; In the unfolded state, the first picking mechanism is also configured to drive the first swing portion and the second swing portion to swing in a direction away from each other until the two axes are located between the first clamping portion and the second clamping portion.
2. The wire processing apparatus according to claim 1, characterized in that, Multiple first clamping parts are arranged sequentially in the first swinging part, and multiple second clamping parts are arranged sequentially in the second swinging part. In the same clamping pair, the arrangement order of the first clamping parts in the first swinging part is the same as the arrangement order of the second clamping parts in the second swinging part. The first picking mechanism is further configured such that, in the retracted state, a plurality of first clamping portions and a plurality of second clamping portions are arranged in the same direction; The first picking mechanism is also configured such that, in the unfolded state, a plurality of first clamping portions and a plurality of second clamping portions are arranged in opposite directions.
3. The wire processing apparatus according to claim 2, characterized in that, Both the first swing section and the second swing section include a lifting section, and the lifting section has a lifting frame; The plurality of clamping pairs include a first clamping pair and a second clamping pair, wherein the first clamping portion of the first clamping pair is disposed on the lifting frame of the first swing portion, and the second clamping portion of the first clamping pair is disposed on the lifting frame of the second swing portion; The first picking mechanism is further configured such that the first clamping pair picks up one wire, the lifting part raises the first clamping pair so that the first clamping pair is away from the second clamping pair, and the second clamping pair picks up another wire.
4. The wire processing apparatus according to claim 3, characterized in that, The first picking component further includes: The mounting part includes a mounting frame, two rotating shafts and two rotating blocks. The mounting frame includes a stop block. The two rotating shafts are rotatably mounted on the mounting frame. The two rotating blocks are respectively mounted on the two rotating shafts. The rotating blocks have a first limiting surface and a second limiting surface. The first swing part includes a first swing arm, and the second swing part includes a second swing arm. The first swing arm is fixedly connected to a rotating shaft and rotates synchronously with one of the rotating blocks. The second swing arm is fixedly connected to another rotating shaft and rotates synchronously with another of the rotating blocks. In the retracted state, the first limiting surface abuts against the stop block; in the unfolded state, the second limiting surface abuts against the stop block.
5. The wire processing apparatus according to claim 3, characterized in that, The first conveying component includes a first conveyor line, and the first wire feeding mechanism is operably movable along the first conveyor line; The first wire feeding mechanism includes two third clamping parts. In the retracted state, the distance between the two third clamping parts is the same as the distance between the first clamping part and the second clamping part in each clamping pair. The first conveying component is configured to hold the wires via the two third clamping parts and move them one by one to the first pickup mechanism.
6. The wire processing apparatus according to claim 1, characterized in that, The wire processing apparatus further includes: A stranding mechanism, comprising at least one stranded section; and The second transmission component includes a third wire feeding mechanism, which includes two fourth clamping parts. The second transmission component is configured to, in the unfolded state, drive the two fourth clamping portions to move to either side of the first clamping portion and the second clamping portion or between the first clamping portion and the second clamping portion to clamp the end of the wire harness and move it to the stranding mechanism.
7. The wire processing apparatus according to claim 6, characterized in that, The second conveying component includes two second conveying lines and two third conveying lines. The two second conveying lines are arranged along a first conveying direction. The two third conveying lines are respectively arranged on the two second conveying lines and along the second conveying direction. The two fourth clamping parts are respectively arranged on the two third conveying lines, and the fourth clamping parts are operable to move along the first conveying direction and / or the second conveying direction. The stranding mechanism includes a fourth transmission line, the stranded part is disposed on the fourth transmission line, and the fourth transmission line is spaced apart from and parallel to the second transmission line.
8. The wire processing apparatus according to claim 7, characterized in that, The first conveying component further includes a first conveying line and a second wire feeding mechanism, the second wire feeding mechanism being operably movable along the first conveying line; The wire processing apparatus further includes: The second picking mechanism includes a second picking component, which has a retracted state and an unfolded state. The second picking component includes a third swing part, a fourth swing part, a fifth clamping part disposed on the third swing part, and a sixth clamping part disposed on the fourth swing part. In the unfolded state, the second pickup mechanism is configured such that the third swing portion and the fourth swing portion swing in a direction away from each other until the fifth clamping portion and the sixth clamping portion are positioned opposite each other; and when the third wire feeding mechanism moves the twisted wire bundle from the twisting mechanism to the second pickup assembly, the wire bundle is picked up from the third wire feeding mechanism by the fifth clamping portion and the sixth clamping portion. In the retracted state, the second pickup mechanism is further configured such that the third swing portion and the fourth swing portion swing toward each other until the fifth clamping portion and the sixth clamping portion are arranged side by side; and to place the wire harness on the second wire feeding mechanism.
9. The wire processing apparatus according to claim 8, characterized in that, Both the fifth clamping part and the sixth clamping part include a clamping unit. The clamping unit includes multiple drive plates. The drive plate has a wire groove and a first clamping edge. The wire groove passes through the drive plate and is recessed by one edge of the drive plate. The first clamping edge is formed on the other edge of the drive plate. The side wall of the wire groove away from the first clamping edge has a second clamping edge. Multiple drive plates of the same clamping unit are arranged in the same direction and include multiple first drive plates and multiple second drive plates. In the arrangement direction of the plurality of drive plates, the first drive plate and the second drive plate of the same clamping unit are alternately arranged, and the grooves of the plurality of first drive plates are arranged in groups, the grooves of the plurality of second drive plates are arranged in groups, the two sets of grooves of the fifth clamping part correspond to the two first clamping parts respectively, and the two sets of grooves of the sixth clamping part correspond to the two second clamping parts respectively. The second pickup mechanism is configured to drive the two sets of wire slots in each of the clamping units to be staggered to accommodate the corresponding wires respectively; And drive the first clamping edge and the second clamping edge of each of the clamping units to move closer to each other to clamp the wire.
10. The wire processing apparatus according to claim 9, characterized in that, The second wire feeding mechanism includes a seventh clamping part and an eighth clamping part, each of which includes a plurality of first driving plates and a plurality of second driving plates; The wire groove of the second wire feeding mechanism faces opposite directions to the wire groove of the second picking component, and the two sets of wire grooves of the seventh clamping part correspond to the two sets of wire grooves of the fifth clamping part, and the two sets of wire grooves of the eighth clamping part correspond to the two sets of wire grooves of the sixth clamping part.
11. The wire processing apparatus according to claim 10, characterized in that, Both the seventh clamping part and the eighth clamping part include: A guide plate, the top of which has two guide ramps, the sides of which are far apart from each other sloping towards the bottom of the guide plate; The second wire feeding mechanism is configured such that when the two sets of wire slots of the second wire feeding mechanism are staggered, the two guide ramps are respectively opposite to the two wire slots.
12. The wire processing apparatus according to claim 11, characterized in that, The guide plate is disposed on the side of the second wire feeding mechanism away from the fifth clamping part and the sixth clamping part, and the guide plate is spaced apart from the corresponding first driving plate and second driving plate; The second pickup mechanism is also configured to drive the fifth clamping part and the sixth clamping part to move to the side of the second wire feeding mechanism away from the guide plate to release the wire.