CN115305554A - Power supply structure and electroplating device - Google Patents

Abstract

The application provides a power supply structure and an electroplating device. The electroplating device includes a conveying mechanism, a plurality of processing units and a power supply structure; The electrical parts are connected and supply power to the main conductive parts; each of the sub-conductive parts is respectively arranged in each processing unit, the conveying mechanism is used to drive each processing unit to move around the main conductive part, and a plurality of sub-conductive parts are arranged around the periphery of the main conductive part, And move around the main conductor in turn. Each branch conductor is electrically connected to the main conductor through a wire; the conductor has elasticity, and the length of the conductor can vary with the distance between the branch conductor and the main conductor. In the present application, through the arrangement of the above-mentioned power supply structure, one power supply element can supply power to a plurality of processing units that move in sequence, the power supply structure is simple, and the power supply is stable, which is beneficial to improve the processing stability and processing effect of the electroplating device on the parts.

Description

Power supply structure and electroplating device

technical field

The present application belongs to the field of circuit technology, and more specifically relates to a power supply structure and an electroplating device.

Background technique

In circuit design, when power supply is generally required, static power can be provided to the structure to be powered through structures such as distribution boxes and power supplies. However, if the structure that needs to be powered is immersed in a container filled with electroplating solution and is in a state of rotating motion, and dynamic power supply is performed in this liquid environment, the circuit design will become very difficult, and the power supply structure will also be difficult. More complicated, and the power supply situation is also unstable.

Contents of the invention

The purpose of the embodiments of the present application is to provide a power supply structure and an electroplating device to solve the technical problems existing in the prior art that the power supply structure is complicated and the power supply is unstable because the structure that needs to be powered is in a moving state.

In order to achieve the above purpose, the technical solution adopted by the present application is to provide a power supply structure, including a power supply part, a main conductive part, a plurality of sub-conductive parts and a plurality of wires; the power supply part is connected to the main conductive part and is The main conductive element supplies power; a plurality of the sub-conductive elements are arranged around the periphery of the main conductive element, and move around the main conductive element in turn, and each of the sub-conductive elements is connected to the conductive element by one of the wires. The main conductive element is electrically connected; the wire has elasticity, and the length of the wire can change with the distance between the branch conductive element and the main conductive element.

In a possible design, the length extension direction of the main conductive element is the same as the length extension direction of each of the sub-conductor elements, and at least part of the wires are arranged to be staggered along the length extension direction of the main conductive element.

In a possible design, the power supply structure includes a plurality of wire groups, each wire group is sequentially arranged at intervals along the length extension direction of the main conductive member, and the wire group includes at least one wire.

In a possible design, each set of the wire groups includes at least two wires; in the same wire group, the positions where at least two wires are connected to the main conductive member are located in the main At the same length position of the electrical component, at least two of the wires are connected to different positions of the main conductive component along the circumferential direction.

In a possible design, the positions where the wires are connected to the main conductive member are distributed at equal intervals along the circumferential direction of the main conductive member.

In a possible design, the main conductive part includes a copper rod and an insulating sleeve covering the surface of the copper rod, and the first connection terminal for connecting to the wire is installed on the copper rod. The first connection terminal passes through the insulating sleeve to be connected with the wire.

In a possible design, the main conductive part further includes a plurality of sealing sleeves, and the plurality of sealing sleeves are respectively sleeved at different positions of the insulating sleeve along the axial direction, and the insulating sleeves correspond to the A through slot is opened at the position of the first connecting terminal, and a connecting hole is opened on the sealing sleeve corresponding to the position of the through slot, one end of the first connecting terminal is connected to the copper rod, and the other end of the first connecting terminal One end passes through the through groove and the connecting hole in turn and protrudes out of the sealing sleeve, and the first connecting terminal is sealed and connected to the sealing sleeve through a first sealing ring.

In a possible design, the sealing sleeve includes two sleeves, and the two sleeves are respectively coated on the outside of the insulating sleeve; the two ends of the two sleeves in the axial direction correspond to each other The two sleeves are interlocked and locked radially, and the two sleeves are sealed and connected with the insulating sleeve through the second sealing ring at the fastening position; at least one of the sleeves is formed with the connection hole.

In a possible design, the main conductive element is arranged to rotate around the center line of the main conductive element.

The beneficial effect of the power supply structure provided by the present application is that: in the power supply structure provided by the embodiment of the present application, by setting the main conductive element and a plurality of sub-conductive elements, each sub-conductive element is surrounded by the periphery of the main conductive element, and surrounds the main conductive element in turn. movement, when power supply is performed, the sub-conductors can be respectively installed on the moving units to be powered, so that the fixed main conductive parts can respectively supply power to each movable unit to be powered, and each unit to be powered During the activity of the power supply unit, due to the elasticity of the wire, even if the distance between the unit to be powered and the main conductive part changes continuously, it will not affect the main conductive part to supply power to each unit to be powered, which improves the stability of power supply . In addition, the present application can supply power to multiple active units to be powered through one power supply part, and its overall structure is simple, easy to manufacture and easy to implement.

On the other hand, the present application also provides an electroplating device, including a conveying mechanism, a plurality of processing units and the above-mentioned power supply structure, each of the sub-conductors is respectively arranged in each of the processing units, and the conveying mechanism is used to drive Each of the processing units moves around the main conductive member.

The beneficial effect of the electroplating device of the present application is that: the electroplating device provided by the embodiment of the present application can supply power to each processing unit in constant motion through the setting of the above-mentioned power supply structure, even if the distance between each processing unit and the main conductive member Continuous changes will not affect the power supply of the main conductive parts to each processing unit, which improves the stability of power supply.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the accompanying drawings that need to be used in the descriptions of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description are only for the present application For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without paying creative efforts.

Fig. 1 is the schematic side view of the electroplating device that the embodiment of the present application provides;

Fig. 2 is the lateral sectional schematic view of electroplating device in Fig. 1;

Fig. 3 is another schematic side view of the electroplating device in Fig. 1;

Fig. 4 is the enlarged schematic diagram of part A in Fig. 2;

Fig. 5 is the structural representation of sleeve body in Fig. 4;

FIG. 6 is a schematic diagram of the connection between the copper rod and the first connection terminal in FIG. 2 .

Wherein, each reference sign in the figure:

100. Power supply structure; 1. Power supply part; 2. Main conductive part; 21. Copper rod; 211. Mounting hole; 22. Insulation sleeve; 221. Through groove; 23. First connection terminal; Sleeve body; 2411, accommodating groove; 242, accommodating cavity; 243, connecting hole; 244, sealing groove; 25, first sealing ring; 26, connecting column; 33, a positive electrode; 4, a wire; 01, a wire group; 200, a conveying mechanism; 300, a processing unit; 400, a frame.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application clearer, the present application will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application, and are not intended to limit the present application.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It is to be understood that the terms "length", "width", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying No device or element must have a particular orientation, be constructed, and operate in a particular orientation, and thus should not be construed as limiting the application.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present application, "plurality" means two or more, unless otherwise specifically defined.

On the one hand, referring to FIG. 1 , the present application provides an electroplating device, which includes a conveying mechanism 200 , a plurality of processing units 300 and a power supply structure 100 . The power supply structure 100 is used to supply power to each processing unit 300, and the processing unit 300 is used to process the parts. The conveying mechanism 200 is used to drive each processing unit 300 to move along a preset trajectory in sequence. For example, when the conveying mechanism 200 is a chain conveying mechanism, the conveying mechanism 200 drives each processing unit 300 to move along a track-shaped trajectory.

In a specific embodiment, the above-mentioned electroplating device is an electroplating device, each of the above-mentioned processing units 300 is an electroplating unit, and the power supply structure 100 supplies power to each electroplating unit, so that the electrodes in the electroplating unit can be powered, so that the electroplating unit Electroplating process. When the conveying mechanism 200 drives each electroplating unit to move in the electroplating solution, it can increase the contact probability of the parts in the electroplating unit and the electroplating solution, thereby improving the electroplating uniformity of the parts. It can be understood that in other embodiments of the present application, according to the actual application situation, the above-mentioned processing unit can also be of other structures, such as electrolytic processing, solar cell processing, etc., mainly processing that needs to use electricity. Be uniquely limited.

On the other hand, referring to Fig. 1 and Fig. 2, the present application also provides a power supply structure 100, the power supply structure 100 includes a power supply element 1, a main conductive element 2, a plurality of branch conductive elements 3 and a plurality of wires 4; Part 1 is connected to the main conductive part 2 and supplies power to the main conductive part 2; a plurality of sub-conductive parts 3 are arranged around the periphery of the main conductive part 2, and move around the main conductive part 2 in turn, and each sub-conductive part 3 passes through a The wire 4 is electrically connected with the main conductive part 2; the wire 4 is elastic, and the length of the wire 4 can change with the distance between the sub-conductive part 3 and the main conductive part 2.

Wherein, the power supply part 1 is a distribution box, and the distribution box is used to supply power to the main conductive part 2 . Certainly, in other embodiments of the present application, the power supply element 1 may also be a power supply board, and a socket is provided on the power supply board, and is connected to a power source through the socket, so as to supply power to the main conductive element 2 .

The position of the main conductive element 2 is relatively fixed, that is, the main conductive element 2 will not be displaced. Each sub-conductor 3 is respectively arranged in each processing unit 300 , and the conveying mechanism 200 is used to drive each processing unit 300 to move around the main conductive part 2 , thereby bringing each sub-conductor 3 to move around the main conductive part 2 in turn.

The wire 4 has elasticity, which means that the wire 4 can not only realize the electrical connection, but also can realize the electrical connection between the two whose spacing is constantly changing. The wire 4 may include copper wire and an insulating material wrapped around the copper wire. The insulating material is helically rotated, such as a telephone wire, so that the wire 4 has elasticity.

When supplying power, first the main conductive part 2 is passed through the power supply part 1, and the main conductive part 2 supplies power to each sub-conductive part 3 through each wire 4 respectively; when each sub-conductive part 3 moves around the main conductive part 2, The distance between the sub-conductor 3 and the main conductive part 2 changes along with the movement of the sub-conductive part 3, and the length of the wire 4 changes with the change of the distance between the sub-conductive part 3 and the main conductive part 2, thereby So that the main conductive element 2 can always supply power to each sub-conductive element 3, and the power supply is stable.

In the power supply structure 100 provided in the embodiment of the present application, by setting the main conductive element 2 and a plurality of sub-conductive elements 3, each sub-conductive element 3 is arranged around the periphery of the main conductive element, and moves around the main conductive element 2 in sequence, then power supply is performed. In this case, the sub-conductors 3 can be respectively installed on the moving units to be powered, so that the main conductive parts 2 which are fixed can be used to supply power to the active units to be powered respectively, and the active units to be powered can be powered During the process, due to the elasticity of the wire 4, even if the distance between the unit to be powered and the main conductive member 2 changes continuously, it will not affect the main conductive member 2 to supply power to each unit to be powered, which improves the stability of power supply. In addition, in the present application, one power supply unit 1 can be used to supply power to multiple active units to be powered, and its overall structure is simple, easy to manufacture, and easy to realize.

In one embodiment, referring to FIG. 1 , each branch conductive member 3 moves around the main conductive member 2 according to a preset track, wherein the preset track is a track-shaped track, and the main conductive member 2 is located at the center of the track-shaped track. The position of the center line of symmetry, when the sub-conductor 3 moves around the main conductive part 2, the distance between the sub-conductive part 3 and the main conductive part 2 first increases slowly, then decreases slowly, and then Slowly increase, and then slowly decrease, so as to complete a circle, and so on. It can be understood that in other embodiments of the present application, the above-mentioned distributing member 3 can also move according to other trajectories, for example, a circular trajectory, an elliptical trajectory, a rectangular, square or regular hexagonal trajectory, etc., as long as it is closed The trajectory of the movement is acceptable, and there is no unique limitation this time.

In one embodiment, referring to FIG. 3 , the length extension direction of the main conductive member 2 is the same as the length extension direction of each sub-conductor 3 , that is, during the movement of each sub-conductor 3 , the main conductive member 2 and the sub-conductor 3 are All the sub-conductors 3 are parallel to each other in three-dimensional space.

At least some of the wires 4 are staggered along the length extension direction of the main conductive member 2 , that is, the connection positions of the wires 4 and the main conductive member 2 can be staggered along the length extension direction of the main conductive member 2 . Simultaneously, one end of each conductor 4 connected to each sub-conductor 3 is also staggered along the length extension direction of the main conductor 2, that is to say, during the movement of each sub-conductor 3, each conductor 4 is always along the direction of the main conductor. The length extension directions of the parts 2 are staggered from each other, which not only avoids that each wire 4 is connected to the same position of the main conductive part 2 along the length extension direction, which causes the structure of the main conductive part 2 to be complicated, but also avoids conducting electricity in each part. During the movement of the component 3, the wires 4 are entangled with each other, which affects the operation of the entire power supply structure 100 and the electroplating device applied to the power supply structure 100.

In one embodiment, please refer to FIG. 1 , the power supply structure 100 includes a plurality of wire groups 01 , each wire group 01 is arranged at intervals along the length extension direction of the main conductive member 2 , and the wire group 01 includes at least one wire 4 . For example, as shown in FIGS. 1 and 3 , the power supply structure 100 includes 12 sub-conductors 3 and 12 wires 4 . The 12 wires 4 are divided into 6 wire groups 01 , and each wire group 01 includes two wires 4 . Among them, the 6 sets of wire groups 01 are sequentially arranged at intervals along the length extension direction of the main conductive member 2, that is, 6 installation positions are divided on the main conductive member 2 along the length extension direction of the main conductive member 2, and the 6 installation positions Arranged at intervals in sequence, 6 groups of wire groups 01 are respectively installed on these 6 installation positions, so that each group of wire groups 01 is staggered along the length direction of the main conductive member 2, and structural interference between wire groups 01 is avoided. In addition, by setting a group of wire groups 01 at each length position of the main conductive member 2, when the number of each group of wire groups 01 is greater than one, different wires 4 can be used to pull the main conductive member 2 in different directions. , to maintain the force balance of the main conductive member 2. Understandably, in other embodiments of the present application, the number of wires 4 in each group of wire groups 01 can also be one, three or more than three, when each group of wire groups 01 includes one wire 4, that is, each The wires 4 are all staggered along the length extension direction of the main conductive member 2, and when each group of wire groups 01 includes three or more wires 4, the number of wire groups 01 can be reduced, and the number of the main conductive members 2 can also be reduced. and the length of the main conductive member 3, thereby reducing the occupied space of the entire power supply structure 100 along the length direction of the main conductive member 2, which is not limited here.

In one embodiment, referring to FIG. 1 , each group of wire groups 01 includes at least two wires 4; At the same length position, at least two guides 4 are connected to different positions of the main conductive member 2 along the circumferential direction, and at least two conductive wires 4 are arranged at equal intervals along the circumferential direction of the main conductive member 2 . In this embodiment, at least two wires 4 located at the same length position of the main conductive member 2 are arranged at equal intervals along the circumferential direction of the main conductive member 2, thereby avoiding that the wires 4 in the same wire group 01 are entangled with each other. Avoid interference between the connecting pieces used to connect the wires 4 on the main conductive member 2, and connect the wires 4 in the same wire group 01 to different positions in the circumferential direction of the main conductive member 2, so that each wire 4 The acting force on the main conductive member 2 is evenly distributed along the circumferential direction, and the acting forces cancel each other out, so that the main conductive member 2 is balanced in force and maintains a stable position.

Optionally, please refer to Fig. 1, each sub-conductor 3 moves around the main conductive part 2 along a track-shaped trajectory, and during the movement of each sub-conductive part 3, there are two sub-conductive parts 3 always following the direction of the main conductive part 2. Centerline Centrosymmetric setting. Therefore, in this embodiment, each wire group 01 includes two wires 4 , and the two wires 4 are respectively connected to different positions of the main conductive member 2 along the circumferential direction.

In one embodiment, please refer to FIG. 1, the connection positions of each wire 4 and the main conductive member 2 are distributed at equal intervals along the circumferential direction of the main conductive member 2. For example, in FIG. 1, 12 wires 4 are mutually staggered along the circumferential direction, Therefore, the connection between the wire 4 and the main conductive member 2 is straight line, without detour connection.

In another embodiment of the present application, the length extension direction of the above-mentioned main conductive element 2 may not be the same as the length extension direction of each branch conductive element 3 . For example, the main conductive part 2 is a long strip structure, and the sub-conductive part 3 is not a long strip-shaped structure, but each sub-conductive part 3 is staggered along the length extension direction of the main conductive part 2 in space, and each wire 4 is connected to the main conductive part. One end connected to the part 2 is staggered along the length extension direction of the main conductive part 2, and the other end of each lead 4 is connected with each sub-conductor 3 respectively, and then the other end of the lead 4 is also mutually along the length extension direction of the main conductive part 2. Staggering, so that no matter how the 4 sub-wires move, each wire 4 is staggered along the length extension direction of the main conductive member 2, so as to avoid the wires 4 being entangled with each other.

In yet another embodiment of the present application, the length extension direction of the above-mentioned main conductive member 2 may not be the same as the length extension direction of each sub-conductor member 3 . For example, the main conductive part 2 is a strip structure, and the sub-conductive part 3 is not a strip-shaped structure, and one end of each lead 4 connected to the main conductive part 2 is staggered along the length extension direction of the main conductive part 2, and each lead 4 The other end is respectively connected with each sub-conductor 3 . In this embodiment, since the ends of the wires 4 are staggered from each other, it is also possible to avoid the wires 4 being entangled with each other.

In one embodiment, the main conductive member 2 is arranged to rotate around the centerline of the main conductive member 2 . For example, please refer to FIG. 3 , the external device used in the power supply structure 100 is provided with a frame 400 , that is, the electroplating device also includes a frame 400 , and the main conductive member 2 is rotatably disposed on the frame 400 . Specifically, through holes are opened at two opposite positions on the frame 400 , and opposite ends of the main conductive member 2 along the length direction are respectively rotated and disposed in the two through holes. When each sub-conductor 3 is driven by the external conveying mechanism to move on a racetrack track, each sub-conductor 3 pulls each conductor 4 along the circumferential direction, thereby driving the main conductor 2 to rotate around its center line. In this embodiment, by setting the main conductive member 2 to be able to rotate around its own center line, when each sub-conductive member 3 moves along a track-shaped track, each conductive wire 4 will also be brought along to move, in order to avoid that each conductive member 4 is wound around On the main conductive member 2 , in order to prevent the wires 4 from being entangled with each other, the present application sets the main conductive member 2 to be able to rotate around its own center line.

In one embodiment, referring to FIG. 3 , the main conductive member 2 includes a copper rod 21 and an insulating sheath 22 coated on the surface of the copper rod 21. The copper rod 21 is provided with a first connection terminal 23 for connecting to the wire 4. The first connecting terminal 23 passes through the insulating sleeve 22 to connect with the wire 4 . In this embodiment, through the setting of the copper rod 21, the conductivity of the copper rod 21 is good and the structural strength is high; through the setting of the first connecting terminal 23, the connection between the copper rod 21 and the wire 4 can be realized; If the copper rod 21 can be insulated from the outside, the main conductive part 2 can be applied to the conductor environment, for example, the main conductive part 2 can be set in the electroplating solution environment, that is, the copper rod 21 can be used in the electroplating solution for Each processing unit 300 is powered.

In one embodiment, please refer to FIG. 3 , the main conductive member 2 further includes a plurality of sealing sleeves 24 , and the plurality of sealing sleeves 24 are sleeved on different positions of the insulating sleeve 22 along the axial direction. The position corresponding to the first connection terminal 23 on the insulating sleeve 22 is provided with a through groove 221, and the position corresponding to the through groove 221 is provided with a connection hole 243 on the sealing sleeve 24. One end of the first connection terminal 23 is connected to the copper rod 21, and the first connection terminal The other end of 23 passes through the through groove 221 and the connecting hole 243 to protrude outward from the sealing sleeve 24 , and the first connecting terminal 23 and the sealing sleeve 24 are sealed and connected by the first sealing ring 25 .

Specifically, please refer to FIG. 4 , a sealing groove 244 is provided on the sealing sleeve 24, and the sealing groove 244 extends from the inner wall of the connecting hole 243 to the inside of the sealing sleeve 24. The first sealing ring 25 is installed in the sealing groove 244, and at least part of the diameter Extending out of the sealing groove 244 and toward the connection hole 243, when the first connection terminal 23 passes through the connection hole 243, the first sealing ring 25 abuts against the outer peripheral wall of the first connection terminal 23, thereby realizing the first connection terminal The connection between the first connecting terminal 23 and the sealing sleeve 24 can further realize the sealed connection between the first connecting terminal 23 and the insulating sleeve 22 .

Wherein, the sealing sleeve 24 is provided with an accommodating cavity 242, the accommodating cavity 242 is arranged axially through the sealing sleeve 24, the insulating sleeve 22 is arranged through the accommodating cavity 242, and the two ends of the sealing sleeve 24 along the axial direction are connected to the insulating sleeve 22. A second sealing ring is provided at the connected position, and the sealing connection between the sealing sleeve 24 and the insulating sleeve 22 is realized through the second sealing ring.

Specifically, please refer to FIG. 4 and FIG. 5. The sealing sleeve 24 includes two sleeves 241, and the two sleeves 241 are respectively coated on the outside of the insulating sleeve 22. The sleeve 241 has a receiving groove 2411, and the two sleeves 241 After interlocking, the two accommodating grooves 2411 are combined into an accommodating cavity 242, the two sleeves 241 are arranged symmetrically, and the two accommodating grooves 2411 are arranged symmetrically; the two ends of the two sleeves 241 along the axial direction correspond one by one The two casings 241 are interlocked and locked radially, and the two casings 241 are sealed and connected to the insulating casing 22 through the second sealing ring at the fastening position. The above-mentioned 241 connection hole 243 is formed on at least one sleeve body.

Wherein, the two sleeves 241 are locked relative to each other and locked by fasteners.

Optionally, when the wire group 01 includes two wires 4, two first connection terminals 23 are provided on the same axial position of the copper rod 21, and then two connecting terminals 23 are provided on the symmetrical positions of the two sleeves 241. The two first connecting terminals 23 protrude through the two connecting holes 243 to connect with the corresponding wires 4 .

Please refer to FIG. 6 , the copper rod 21 is provided with a mounting hole 211, the mounting hole 211 runs through the copper rod 21 in the radial direction, and a connecting post 26 is installed in the mounting hole 211, the connecting post 26 has conductivity, and each first connecting terminal 23 A sleeve cavity is provided on the top, and the sleeve cavity is sleeved on the connection column 26 to realize the electrical connection between the first connection terminal 23 and the copper rod 21 .

In one embodiment, please refer to FIG. 3 , the sub-conductor 3 includes an electrode shaft 31 , a second connection terminal 32 and a plurality of positive electrodes 33 . The extending direction of the length of the electrode shaft 31 is the same as that of the copper rod 21 , and the electrode shaft 31 is made of conductive material, such as copper. The second connecting terminal 32 is disposed on the electrode shaft 31 and is used for electrical connection with the wire 4 , and a plurality of positive electrodes 33 are distributed on the electrode shaft 31 along the extending direction of the length of the electrode shaft 31 . In this embodiment, by distributing a plurality of positive electrodes 33 on the electrode axis 31 , the probability of parts rolling and colliding with the electrodes during electroplating is increased, thereby improving the uniformity of the plating layer of the parts.

The above descriptions are only preferred embodiments of the application, and are not intended to limit the application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the application should be included in the protection of the application. within range.

Claims (10)

1. A power supply structure, characterized in that it includes a power supply part, a main conductive part, a plurality of sub-conductive parts and a plurality of wires; the power supply part is connected with the main conductive part and supplies power to the main conductive part; multiple Each of the sub-conductors is arranged around the periphery of the main conductor and moves around the main conductor in turn, and each of the sub-conductors is electrically connected to the main conductor through a wire; The wire has elasticity, and the length of the wire can change with the distance between the branch conductive element and the main conductive element. 2. The power supply structure according to claim 1, characterized in that, the length extension direction of the main conductive member is the same as the length extension direction of each of the sub-conductors, and at least part of the wires are along the length of the main conductive member. The length extension direction is mutually staggered and arranged. 3. The power supply structure according to claim 2, characterized in that, the power supply structure comprises a plurality of wire groups, and each of the wire groups is sequentially arranged at intervals along the length extension direction of the main conductive member, and the wire groups At least one of said wires is included. 4. The power supply structure according to claim 3, characterized in that, each group of said wire groups comprises at least two said wires; in the same said wire group, at least two said wires are connected to said main conductor The positions where the wires are connected are located at the same length position of the main conductive member, and at least two of the wires are connected to different positions of the main conductive member along the circumferential direction. 5 . The power supply structure according to claim 1 , wherein the positions where the wires are connected to the main conductive member are distributed at equal intervals along the circumferential direction of the main conductive member. 6 . 6. The power supply structure according to any one of claims 1 to 5, wherein the main conductive member comprises a copper rod and an insulating sleeve covering the surface of the copper rod, and the copper rod is installed with a A first connection terminal connected to the wire, the first connection terminal passing through the insulating sleeve to be connected to the wire. 7. The power supply structure according to claim 6, wherein the main conductive member further comprises a plurality of sealing sleeves, and the plurality of sealing sleeves are sleeved at different positions of the insulating sleeve along the axial direction, A through groove is opened on the insulating sleeve corresponding to the position of the first connecting terminal, and a connecting hole is opened on the sealing sleeve corresponding to the position of the through groove, and one end of the first connecting terminal is connected to the copper rod, The other end of the first connecting terminal protrudes out of the sealing sleeve through the through groove and the connecting hole in turn, and the first connecting terminal is sealed and connected to the sealing sleeve through a first sealing ring. 8. The power supply structure according to claim 7, wherein the sealing sleeve comprises two sleeves, and the two sleeves are respectively coated on the outside of the insulating sleeve; the two sleeves are along the axis The two upward ends are interlocked and locked in the radial direction one by one, and the two sleeves are sealed and connected to the insulating sleeve through the second sealing ring at the fastening position; at least one of the sleeves is formed with a the connecting hole. 9. The power supply structure according to any one of claims 1 to 5, characterized in that, the main conductive member is arranged to rotate around the center line of the main conductive member. 10. Electroplating device, it is characterized in that, comprises conveying mechanism, a plurality of processing units and the power supply structure as any one of claims 1 to 9, each of the sub-conductors is respectively arranged in each of the processing units, the The conveying mechanism is used to drive each of the processing units to move around the main conductive member.

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