CN222574840U - A plug-in silver-plated tool - Google Patents

Abstract

The utility model discloses a plug-in silver-plating tool. Based on the idea of separating the load-bearing and conductivity of the silver-plating tool, the tool is provided with a load-bearing hanger for placing parts and a conductive joint that forms good contact with the parts and ensures reliable conductivity, and the two are connected through a threaded hole. When in use, the load-bearing hanger is hung on a conductive beam and fastened, the load-bearing hanger and the conductive joint are connected through the threaded hole, the parts are placed in the load-bearing hanger, and the stainless steel elastic structural member at the end of the conductive joint is inserted into the conductive hole of the part, and under the action of elastic force, reliable conductivity between the tool and the part during the silver-plating process is achieved; the use of the tool can avoid the problem of poor contact between the hook and the part due to the influence of the buoyancy of the solution or the shaking of the solution due to the gravity suspension method, thereby ensuring the one-time qualified rate of silver plating and improving the working efficiency of silver plating; the tool has a simple structure and principle, is easy to disassemble and operate, and has a good value for promotion and application.

Description

Plug-in type silver plating tool

Technical Field

The utility model belongs to the field of silver plating of high-voltage electric products, and particularly relates to a plug-in type silver plating tool.

Background

A large number of built-in conductors for high voltage electrical products require surface silver plating to improve their electrical conductivity. Silver plating is a special process, and the silver plating process is a typical electrochemical reaction, so that the silver plating quality can be ensured and the silver plating qualification rate can be improved only by ensuring the conductive reliability of silver plating parts.

At present, most of silver plating tools used for silver plating parts adopt hook-type hanging tools, each hook is hung with one part, the parts depend on self gravity to hang, when silver plating is carried out, the parts to be plated are required to be immersed into electrolyte containing silver salt and additives, and the hooks are easy to contact with the parts and even separate due to the influences of solution buoyancy, solution shaking and the like, so that poor conduction phenomenon often occurs in the silver plating process, the primary silver plating qualification rate is influenced, meanwhile, the exposed area of the hook-type hanging tools is large, and the waste of silver main materials is large.

Therefore, the problem that the hook is easy to contact with a part poorly and the silver plating primary qualification rate is influenced due to the influence of solution buoyancy or solution shaking in the silver plating process can occur by adopting the traditional silver plating tool.

Disclosure of utility model

In order to overcome the technical defects, the utility model provides a plug-in type silver plating tool, which can solve the technical problems that in the silver plating process, a hook is easy to contact with a part poorly due to the influence of solution buoyancy or solution shaking, and the silver plating primary qualification rate is influenced.

In order to achieve the above purpose, the present utility model adopts the following technical contents:

a plug-in type silver plating tool comprises a bearing hanger;

a plurality of threaded holes are formed in the bearing hanger;

The threaded hole is connected with a conductive joint;

When the electric conduction connector is used, the bearing hanger is hung on the electric conduction beam, the part is placed on the bearing hanger, and the stainless steel elastic structural member is connected with the electric conduction hole of the part in a plugging mode.

Further, the bearing hanger comprises a hanger main body, wherein the threaded hole is formed in the hanger main body;

the top of hanger main part sets up the couple that is used for hanging to the conductive beam, couple and conductive beam contact's one side is provided with conductive copper plate.

Further, the tail end of the hook is provided with an elastic sheet and a stainless steel fastening bolt, and the hook is in fastening fit with the conductive beam through the elastic sheet and the stainless steel fastening bolt.

Further, the hanger main body adopts a layered integral bearing frame structure or a free-standing bearing frame structure.

Further, the surface of the hanger main body is coated with insulating protective paint, and the threaded hole adopts a nut welding structure.

The conductive connector further comprises a connecting bolt connected with the threaded hole, and the connecting bolt is connected with the stainless steel elastic structural member through a copper net wire.

Further, the surface of the copper mesh wire is coated with an insulating protective coating.

Further, one end of the copper net wire is fixed on the first stainless steel wire clamp and connected with the connecting bolt through the first nut, and the other end of the copper net wire is fixed on the second stainless steel wire clamp and connected with the stainless steel elastic structural member through the second nut.

Further, the connecting bolts are respectively connected with a plurality of copper net wires.

Further, the stainless steel elastic structural member is made of 304 stainless steel materials, and adopts a U-shaped structure, and the U-shaped structure is gradually expanded from an arc to openings at two ends.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model provides a plug-in type silver plating tool, which is based on the idea of separating bearing and electric conduction of the silver plating tool, and is provided with a bearing hanger for placing parts and an electric conduction joint which is in good contact with the parts and ensures reliable electric conduction, wherein the bearing hanger and the electric conduction joint are connected through threaded holes; when the tool is used, the bearing hanger is hung on the conductive beam and fastened, the bearing hanger is connected with the conductive connector through the threaded hole, the part is placed in the bearing hanger, the stainless steel elastic structural part at the tail end of the conductive connector is inserted into the conductive hole of the part, reliable conduction between the tool and the part in the silver plating process is realized under the action of elasticity, the problem that poor contact between the hook and the part is caused easily due to the influence of solution buoyancy or solution shaking in a gravity hanging mode can be avoided by adopting the tool, the silver plating primary qualification rate is ensured, the silver plating working efficiency is improved, the tool is simple in structure and principle, convenient to assemble, disassemble and operate, and good popularization and application values are realized.

Preferably, in the utility model, the bearing hanger adopts the hanger main body, the hanger main body is hung on the conductive beam by virtue of the hanger, and the conductive copper plate is arranged on one surface contacted with the conductive beam, so that the conductive performance is improved.

Further preferably, in the utility model, the elastic sheet and the stainless steel fastening bolt are arranged at the tail end of the hook, the elastic sheet is arranged, so that the hanging of the hanger main body is facilitated, the fastening performance is improved, and the reliability of the fastening of the stainless steel fastening bolt with the conductive beam is further ensured.

Preferably, in the utility model, the hanger main body can be in various forms, such as a layered integral bearing frame structure, a plurality of parts to be plated with silver can be placed in the integral bearing frame, or a free-standing bearing frame structure can be adopted, and independent parts to be plated with silver can be placed in each free-standing bearing frame, so that the requirements of various silver plating working conditions can be met.

Preferably, in the utility model, the surface of the hanger main body is coated with the insulating protective coating, and the surface of the copper wire is coated with the insulating protective coating, so that the large-area insulating protection of the tool is realized, the exposed part is only a stainless steel elastic structural member in contact with the inner wall of the conductive hole of the part, the exposed area of the whole tool is reduced, and the consumption of silver as a main material for electroplating is saved.

Preferably, in the utility model, the stainless steel wire clamps and the nuts are arranged at the two ends of the copper wire mesh wire, and the wire clamps are adopted to realize fastening fit, so that the connection reliability of the stainless steel elastic structure is ensured, and the conductive reliability is improved.

Preferably, in the utility model, the connecting bolts are connected with a plurality of copper net wires, so that one-to-many conduction can be realized, and the requirement of improving the working efficiency is met.

Preferably, in the utility model, the stainless steel elastic structural member is made of 304 stainless steel, namely, 06Cr19Ni10 stainless steel material is adopted, the stainless steel elastic structural member is fixed in the conductive hole of the part to be plated with silver, so that the conductive reliability of silver plating can be met, the problem of low silver plating qualification rate caused by poor conductivity is avoided, the U-shaped structure and the openings from the circular arc to the two end parts are gradually expanded, the reliability of an inserting mode is further ensured, and the reliability of connection between the stainless steel elastic structural member and the conductive hole inner wall of the part is improved.

Drawings

Fig. 1 is a schematic structural diagram of a plug-in silver plating tool provided in embodiment 1 of the present utility model;

Fig. 2 is a schematic structural diagram of a conductive connector of a plug-in silver plating tool according to embodiment 1 of the present utility model;

Fig. 3 is a schematic structural diagram of a load-bearing hanger of a plug-in silver plating tool according to embodiment 1 of the present utility model, wherein (a) is a perspective view;

Fig. 4 is a schematic structural diagram of a load-bearing hanger of a plug-in silver plating tool according to embodiment 2 of the present utility model, wherein (a) is a perspective view;

fig. 5 is a schematic structural diagram of a conductive connector of a plug-in silver plating tool according to embodiment 2 of the present utility model;

Fig. 6 is a schematic structural diagram of another conductive connector of a plug-in silver plating tool according to embodiment 2 of the present utility model;

Fig. 7 is a schematic diagram of a stainless steel elastic structural member of a plug-in type silver plating tool provided in embodiment 1 before being placed into a part;

fig. 8 is a schematic diagram of a stainless steel elastic structural member of a plug-in type silver plating tool according to embodiment 1 of the present utility model after being placed in a part.

Reference numerals:

the device comprises a bearing hanger-1, a threaded hole-2, a conductive joint-3;

The hanger comprises a hanger 1-1, a conductive copper plate 1-2, an elastic sheet 1-3, a stainless steel fastening bolt 1-4 and a hanger main body 1-5;

The stainless steel wire clamp comprises a connecting bolt-3-1, a copper wire mesh-3-2, a stainless steel elastic structural member-3-3, a first stainless steel wire clamp-3-4, a first nut-3-5, a second nut-3-6 and a second stainless steel wire clamp-3-7;

Conductive via-4-1.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the following specific embodiments are used for further describing the utility model in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or communicating between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model is described in further detail below with reference to the attached drawing figures:

Example 1

In combination with the background technology, at present, most of silver plating tools adopted by silver plating parts adopt hook type hanging tools, each hook is hung with one part, the parts depend on self gravity to hang, when silver plating is carried out, the parts to be plated are required to be immersed into electrolyte containing silver salt and additives, and the hooks are easy to contact with the parts and even separate due to the influences of solution buoyancy, solution shaking and the like, so that poor conduction phenomenon often occurs in the silver plating process to influence the silver plating primary qualification rate, and meanwhile, the exposed area of the hook type hanging tools is large, and the waste of silver main materials is large. That is, the existing silver plating tool has the following defects:

1. At present, a silver plating tool is hung by a hook, so that the conduction reliability of a silver plating process cannot be guaranteed, meanwhile, the contact area of the hanger is large, and unnecessary waste of main material silver is caused.

2. Different parts all adopt the simple and easy couple of hard aluminum strip or interim preparation of aluminium wire to hang, silver-plating inefficiency, and hard aluminum strip can soften after the silver-colored repeatedly fades, can't continue to use, and life cycle is short.

3. The existing silver plating tool conducts electricity by tightening the parts by the screws, and the problem that the parts are not easy to take down after the threads are plated with silver after silver plating.

In order to solve the problems, the embodiment provides the plug-in type silver plating tool which is particularly suitable for silver plating of parts with inner holes of phi 20, the tool integrally adopts a bearing and conductive separation mode, the quality of a silver layer is improved, useless consumption of plating materials is reduced, the one-time qualification rate of silver plating of the parts is improved, the reliable conductivity is ensured, the silver plating production efficiency is improved, and meanwhile, the tool has the advantage of small contact surface of a hanger.

For better understanding of the technical solution of the present utility model, the following terms are explained first:

The bearing hanger is a component part of a silver plating tool and is used for placing and fixing a hanger main body and has the conductive effect of cathode current.

The conductive connector is used for conductive connection of the hanger and the part, and has a conductive effect in the silver plating process.

The conductive beam is used as a cathode in silver plating and carries the suspension of the hanger.

Silver removal, namely a common operation step in the electroplating process, namely after the silver plating of the parts is finished, nitric acid is needed to dissolve out the metal silver on the hanger, and the hanger with clean silver removal can be reused when silver plating is carried out next time.

As shown in fig. 1, this embodiment provides a plug-in type silver plating fixture, which includes a load-bearing hanger 1 and a conductive connector 3, wherein the conductive connector 3 is connected with the load-bearing hanger 1 through a threaded hole 2 on the load-bearing hanger 1.

As shown in fig. 2, the conductive connector 3 includes a connection bolt 3-1 (stainless steel material), a copper net wire 3-2 and a stainless steel elastic structural member 3-3 which are connected in this order.

The U-shaped hook 1-1 of the bearing hanger 1 is used for hanging and fixing the bearing hanger 1 and a conductive beam of a silver plating production line, has a cathode conductive function, and the conductive connector 3 is connected through the threaded hole 2 on the bearing hanger 1, so that the combination of different conductive connectors 3 and the bearing hanger 1 can be realized, and the stainless steel elastic structure 3-3 at the tail end of the conductive connector 3 is inserted into the conductive hole 4-1 of a silver plating part to realize silver plating operation of different parts.

In the embodiment, the load-bearing hanger 1 is formed by welding a hanger 1-1, a conductive copper plate 1-2, a spring plate 1-3 and a hanger main body 1-5 into a whole, wherein the hanger 1-1 is hung on a conductive beam, and then fastened by a stainless steel fastening bolt 1-4, and the hanger is fastened and matched with the conductive beam by the spring plate 1-3, as shown in fig. 3. The elastic sheet 1-3 is arranged, so that the hanging of the hanger main body 1-5 is facilitated, the fastening performance is improved, and the reliability of the fastening with the conductive beam is further ensured by the stainless steel fastening bolt 1-4.

The bearing hanger 1 is formed by processing stainless steel materials, the hanger main bodies 1-5 are protected by adopting insulating protective paint, the threaded holes 2 are of nut welding structures, and holes can be formed in the hanger main bodies 1-5 to form the threaded holes 2.

More specifically, the hook 1-1 of the bearing hanger 1 is made of stainless steel, the inner lining of the conductive copper plate 1-2 is made of red copper, the connection part of the conductive copper plate 1-2 and the conductive beam is made of red copper, and the hanger is fastened by the stainless steel fastening bolt 1-4 after being hung, so that the whole conductivity of the hanger is ensured to be reliable.

As shown in fig. 3 (a) and (b), the bearing rack 1 is layered, each layer is an integral bearing frame, fig. 3 is a square frame structure, and a plurality of parts to be silver plated can be placed in the integral bearing frame.

As shown in fig. 7 and 8, fig. 7 is a schematic diagram of a stainless steel elastic structural member 3-3 before being put into a part, it can be seen that the stainless steel elastic structural member 3-3 adopts a U-shaped structure, the U-shaped structure is gradually expanded from an arc to openings at two ends, so that the stainless steel elastic structural member has good elastic performance, the vertical line of the U-shaped structure in fig. 7 and the end c are 21 degrees, fig. 8 is a schematic diagram of the stainless steel elastic structural member 3-3 after being put into the part, the clamping angle is changed into 9 degrees under the action of external force of a conductive hole 4-1, and the U-shaped structure is contracted inwards and has a rebound trend, so that the U-shaped structure is fastened with the conductive hole 4-1, and reliable connection is ensured.

Specifically, the stainless steel elastic structural member 3-3 is made of 06Cr19Ni10 stainless steel, and due to the elasticity and special structure of stainless steel, the stainless steel elastic structural member 3-3 is fixed in the conductive hole 4-1 of the part to be plated with silver, so that the silver plating conductive reliability can be met, the problem of low silver plating qualification rate caused by poor conductivity is avoided, the U-shaped structure and the openings from the circular arc to the two ends are gradually expanded, the reliability of an inserting mode is further ensured, and the connection reliability between the stainless steel elastic structural member and the inner wall of the conductive hole of the part is improved.

Of course, the present invention is not limited to the U-shaped structure, and some structures that can give the stainless steel elastic structure 3-3 good elastic resilience can be used.

The embodiment provides a plug-in type silver plating tool, which comprises the following specific working processes:

During operation, the hanging hook 1-1 of the bearing hanger 1 is hung on a conductive beam of a silver plating production line, the stainless steel fastening bolt 1-4 is used for fastening connection, the conductive connector 3 is connected with the threaded hole 2 on the bearing hanger 1 through the connecting bolt 3-1, silver plating parts are placed in the bearing hanger 1, the stainless steel elastic structural member 3-3 of the conductive connector 3 is pinched tightly, the stainless steel elastic structural member is inserted into the conductive hole 4-1 of the parts, reliable conduction between the hanger and the parts is achieved through the stainless steel elastic structure 3-3, and silver plating operation can be performed after each part is inserted into the conductive connector 3. After silver plating, the stainless steel elastic structural member 3-3 of the conductive connector 3 is pinched and taken out, and then silver plating parts are taken out from the bearing hanger 1, so that one silver plating operation is completed. After the conductive connector 3 on the bearing hanger 1 is taken down through the threaded hole 2, silver is removed, and the conductive connector 3 after silver removal is connected to the bearing hanger 1 through the threaded hole 2 again and can be reused. By connecting the conductive contacts 3 to different load-bearing hangers 1, silver plating operations of different parts can be satisfied.

The surface of the hanger main body is coated with the insulating protective coating, and the surface of the copper wire is coated with the insulating protective coating, so that the large-area insulating protection of the fixture is realized, the exposed part is only a stainless steel elastic structural member in contact with the inner wall of the conductive hole of the part, the exposed area of the whole fixture is reduced, and the consumption of silver as a main material for electroplating is saved.

Therefore, the conductive reliability of the silver plating process is guaranteed through the stainless steel elastic structure, the separation of bearing and conductive functions in the silver plating process is realized, and the problem of low silver plating qualification rate caused by poor conductivity in the silver plating process is avoided. The tool is used for plating silver on a silver plating part (a part containing holes) of a high-voltage electric product in plating bath, mainly solves the problem that silver plating is unqualified due to poor conduction of part of the silver plating part depending on gravity suspension in the plating process, can improve silver plating efficiency on the premise of guaranteeing silver plating conduction reliability, reduces silver plating area of a hanger, improves plating quality and reduces silver plating main material loss.

Example 2

As shown in fig. 4, specifically, as shown in (a) and (b) in fig. 4, the embodiment provides a load-bearing hanger of another plug-in type silver plating tool, and the basic structure is the same as that of embodiment 1, except that the load-bearing hanger in this embodiment adopts a layered independent load-bearing frame structure, and when in use, an independent part to be plated with silver is placed in each independent load-bearing frame, so that the requirement of multiple silver plating working conditions can be met.

In addition, as shown in fig. 5, in the present embodiment, there is also provided another structure of the conductive connector 3, specifically as follows:

the conductive connector 3 is connected by a copper wire 3-2, the outside is protected by insulating protective paint, one end of the conductive connector is fastened in the first stainless steel wire clamp 3-4, the first stainless steel wire clamp 3-4 is fastened on a stainless steel connecting bolt 3-1 through a first nut 3-5, and the other end of the conductive connector is connected by a second stainless steel wire clamp 3-7 and a second nut 3-6 to connect the copper wire 3-2 with the stainless steel elastic structural member 3-3. The two ends of the copper net wire 3-2 are in tight fit with each other through the wire clamps, so that the connection reliability of the stainless steel elastic structure 3 is guaranteed, and the electric conduction is good.

In the embodiment shown in fig. 6, another structure of the conductive connector 3 is provided, the tail end of the connecting bolt 3-1 is connected with 3 groups of copper net wires 3-2 and stainless steel elastic structural members 3-3, a pair of three conductive connectors 3 is formed, and the silver plating working efficiency is improved.

From the above, the core point of the present utility model is:

1) The whole frock adopts bearing and electrically conductive separation mode, improves silver-plating one-time qualification rate.

2) The method for connecting the copper mesh wire with the stainless steel elastic structural member is designed, and the conductive holes of the silver plating parts are utilized to fix the stainless steel elastic structural member in the conductive mode in the holes, so that the problem of poor conductivity in the silver plating process is solved, and the reliable conductivity in the silver plating process is realized.

3) The combined structure, the bearing hanger and the conductive connector can be freely combined, so that the universality of different silver plating parts is realized.

4) The whole frock adopts insulation protection, and the naked part is the stainless steel elastic structure spare of just contacting with the downthehole wall of part, has reduced the hanger exposed area, practices thrift the consumption of electroplating main material silver.

In summary, the utility model provides a plug-in type silver plating tool, which has the following advantages compared with the existing plug-in type silver plating tool:

first, the frock adopts bearing and electrically conductive mode of separation, has avoided leading to the fact the part to lead to the fact the conductive bad phenomenon in silver-plating process by gravity effect.

Secondly, the conductive connector adopts a connection mode of tightly matching a copper net wire and a stainless steel elastic structure, the stainless steel elastic structure makes the silver plating process of the part conductive well by utilizing the elastic action of a special structure and stainless steel, and the contact area is small, so that the conductive reliability in the silver plating process is ensured, the exposed area is reduced, and the ineffective plating material consumption of the hanger is reduced.

Thirdly, adopt threaded connection between bearing hanger and the conductive connection, and outside adopts insulating material protection, can realize the combination of different conductive connection and bearing hanger.

Fourth, the mode that the couple of bearing hanger adopted shell fragment and stainless steel screw to compress tightly, inside lining conductive copper plate contacted with electrically conductive roof beam, ensured the holistic electrically conductive reliability of hanger.

Fifthly, the whole tool is coated by the insulating material, so that the tool can be repeatedly used, the conductive connector is only required to be screwed off after silver plating is finished, the exposed part of the stainless steel can be reused after silver removal, the operation mode that the whole tool is required to be dismounted for silver removal in the past is changed, and the silver plating efficiency is improved.

The above embodiment is only one of the implementation manners capable of implementing the technical solution of the present utility model, and the scope of the claimed utility model is not limited to the embodiment, but also includes any changes, substitutions and other implementation manners easily recognized by those skilled in the art within the technical scope of the present utility model.

Claims (10)

1. The plug-in type silver plating tool is characterized by comprising a bearing hanger (1);

a plurality of threaded holes (2) are formed in the bearing hanger (1);

the threaded hole (2) is connected with a conductive joint (3);

When the electric conduction device is used, the bearing hanger (1) is hung on the conductive beam, a part is placed on the bearing hanger (1), and the stainless steel elastic structural member (3-3) is connected with the conductive hole (4-1) of the part in an inserting mode.

2. A plug-in type silver plating fixture according to claim 1, characterized in that the bearing hanger (1) comprises a hanger main body (1-5), the threaded hole (2) is arranged on the hanger main body (1-5);

The top of the hanger main body (1-5) is provided with a hook (1-1) which is used for hanging on the conductive beam, and one surface of the hook (1-1) contacted with the conductive beam is provided with a conductive copper plate (1-2).

3. A plug-in type silver plating fixture according to claim 2, characterized in that an elastic piece (1-3) and a stainless steel fastening bolt (1-4) are arranged at the tail end of the hook (1-1), and the hook (1-1) is in fastening fit with the conductive beam through the elastic piece (1-3) and the stainless steel fastening bolt (1-4).

4. A plug-in silvering tool according to claim 2, characterized in that the hanger body (1-5) adopts a layered integral load-bearing frame structure or a freestanding load-bearing frame structure.

5. The plug-in type silver plating tool according to claim 2, wherein the surface of the hanger main body (1-5) is coated with insulating protective paint, and the threaded hole (2) adopts a nut welding structure.

6. Plug-in type silver plating tool according to claim 1, characterized in that the conductive connector (3) comprises a connecting bolt (3-1) connected with the threaded hole (2), and the connecting bolt (3-1) is connected with the stainless steel elastic structural member (3-3) through a copper net wire (3-2).

7. A plug-in type silvering tool as claimed in claim 6, wherein the surface of the copper wire (3-2) is coated with an insulating protective paint.

8. A plug-in type silver plating fixture according to claim 6, characterized in that one end of the copper net wire (3-2) is fixed on the first stainless steel wire clip (3-4) and connected with the connecting bolt (3-1) through the first nut (3-5), and the other end is fixed on the second stainless steel wire clip (3-7) and connected with the stainless steel elastic structural member (3-3) through the second nut (3-6).

9. A plug-in type silvering fixture according to claim 8, characterized in that the connecting bolts (3-1) are respectively connected with a plurality of copper mesh wires (3-2).

10. A plug-in type silver plating fixture according to claim 1, characterized in that the stainless steel elastic structural member (3-3) is made of 304 stainless steel material and adopts a U-shaped structure, and the openings from the circular arc to the two ends of the U-shaped structure are gradually widened.