Fixing device for contact surface modification

Abstract

The utility model discloses a fixing device for contact surface modification, which belongs to the technical field of metal processing, and comprises a base, a plurality of positioning plates fixedly mounted above the base, a plurality of combined members for fixing contacts and mounted between every two positioning plates, and the combined members are of detachable structures. The combined member comprises positioning blocks installed on the two sides of the contact, fastening assemblies installed on the outer sides of the positioning blocks, and a contact cushion block installed between the contact and the base. The fixing device for contact surface modification is simple and reasonable in design, simple in structure, easy to manufacture and popularize and low in cost; the use is simple, and the consumption of labor cost is reduced; a plurality of contacts can be processed simultaneously, so that the working efficiency is improved, and the processing period is shortened; a contact gasket is additionally arranged between the contact and the base, so that vibration displacement is reduced; the cross screw and the cubic block are subjected to double fixing guarantee, so that machining failure caused by displacement is prevented; and the requirement on the size of a contact material is low, and common contacts can be used.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal processing, and in particular relates to a fixing device used for contact surface modification. Background Art

[0002] With the continuous expansion of the scale of power systems and the continuous improvement of technology levels, the performance optimization of contact materials in power equipment, especially high-voltage switchgear, is particularly important. As the core component of switchgear, the performance of contacts directly affects the operating safety and efficiency of the entire system. Contact surface modification technology is a key means to improve the performance of power switchgear. In recent years, it has been widely studied in theory and applied in practice around the world. This technology aims to change the surface properties of contact materials to enhance their wear resistance, arc erosion resistance, oxidation resistance and reduce contact resistance under high voltage and high current conditions.

[0003] When processing small contacts and contacts of different sizes, contact surface modification technology requires extremely high processing accuracy and fine control due to the tiny size of small contacts. Therefore, the stability of the contacts during the processing is particularly important. Specially designed and customized processing tools or equipment may be required for contacts of different sizes, which will undoubtedly increase the cost and technical difficulty of the research.

[0004] In view of the different sizes of contacts in existing contact processing tools, special design and customization of processing tools or equipment are required, which leads to high research costs and increased technical difficulty. It is necessary to find a fixing device for contact surface modification to solve the above problems and defects. Utility Model Content

[0005] In order to overcome the shortcomings of the above-mentioned prior art, the purpose of the utility model is to provide a fixing device for contact surface modification to solve the technical problem that contacts of different sizes existing in contact processing tools require specially designed and customized processing tools or equipment, resulting in high research costs and increased technical difficulty.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The utility model discloses a fixing device for contact surface modification, comprising a base, a plurality of positioning plates fixedly mounted above the base, and a plurality of combined components for fixing the contacts mounted between every two positioning plates.

[0008] Preferably, the combined component is a detachable structure.

[0009] Preferably, the combined component includes positioning blocks installed on both sides of the contact, and a fastening assembly installed on the outside of the positioning blocks.

[0010] Further preferably, the fastening assembly includes a fixing cross screw installed above the positioning plate, and a hexagonal nut installed below the positioning plate and cooperating with the fixing cross screw; the positioning block is a cubic block.

[0011] Preferably, the combined component further comprises a contact pad installed between the contact and the base.

[0012] Further preferably, the contact pad is made of resin, rubber or metal.

[0013] Further preferably, the thickness of the contact pad is 1-50 mm.

[0014] Preferably, the positioning plate includes first bottom plates located on both sides and a plurality of second bottom plates located in the middle; both ends of the positioning plate are fixedly mounted on the base by fixing cross screws.

[0015] Further preferably, a plurality of grooves are arranged on the second bottom plate.

[0016] Preferably, the base is a third bottom plate, and a plurality of grooves are arranged on the third bottom plate.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model discloses a fixing device for contact surface modification, comprising: a base, a plurality of positioning plates fixedly mounted above the base, a plurality of combined components for fixing contacts mounted between every two positioning plates, the fixing device for contact surface modification has a simple and reasonable design, a simple structure, easy manufacturing and promotion, low cost, and simple use; it can process multiple contacts at the same time, can be used for small contacts of different sizes, reduces manpower consumption, reduces labor costs, shortens processing time, and improves work efficiency. It also has a small requirement for the size of the contact material, and can be used for common contacts.

[0019] Furthermore, the combined component is a detachable structure, and different accessories can be replaced to adapt to the processing of contacts of different models and sizes.

[0020] Furthermore, the combined component includes positioning blocks installed on both sides of the contact, and a fastening assembly installed on the outside of the positioning blocks. The positioning blocks and the fastening assembly provide dual fixing guarantees, thereby preventing processing failure caused by misalignment.

[0021] Furthermore, the combined component also includes a contact pad installed between the contact and the base; the contact pad provides a horizontal and stable bottom contact surface for the contact, making it difficult for the contact to vibrate and displace, thereby improving the use stability and life of the contact fixing device.

[0022] Furthermore, the positioning plate includes a first base plate located on both sides and several second base plates located in the middle; both ends of the positioning plate are fixed to the base by fixing cross screws, and several grooves are arranged on the second base plate. The base is a third base plate, and several grooves are arranged on the third base plate for adjusting various components. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the contact processing and fixing device of the utility model;

[0024] Figure 2 This is a schematic diagram of the main structure of the contact processing and fixing device of the utility model;

[0025] Figure 3 This is a schematic diagram of the top view of the contact processing and fixing device of the utility model;

[0026] Figure 4 It is a left view structural schematic diagram of the contact processing and fixing device of the utility model.

[0027] Among them: 1-second base plate; 2-first base plate; 3-contact pad; 4-cubic block; 5-third base plate; 6-cross screw; 7-hexagonal nut. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0029] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the utility model described here can be implemented in an order other than those illustrated or described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0030] The utility model is further described in detail below with reference to the accompanying drawings:

[0031] See also Figure 1 This is a schematic diagram of the overall structure of the contact processing and fixing device of the utility model; Figure 2 This is a schematic diagram of the main structure of the contact processing and fixing device of the utility model; Figure 3 This is a schematic diagram of the top view of the contact processing and fixing device of the utility model; Figure 4 The left view of the structure of the contact processing and fixing device of the utility model is shown in the figure; it can be seen from the figure that the contact processing and fixing device disclosed by the utility model comprises: a first base plate 2, a second base plate 1, a contact pad 3, a cubic block 4, a third base plate 5, a cross screw 6, and a hexagonal nut 7. The second base plate 1 and the third base plate 5 are combined with a cross screw 6, and the contact pad 3, the hexagonal nut 7, the cubic block 4, the fixed cross screw 6 and the used contacts are installed in sequence to form a combined component. The positions of various parts of the combined component can be adjusted according to the size of the contact, and the combined component is fixed with a cross screw 6 to form a fixing device. The thickness and shape of the contact pad 3 are adjusted according to the size of the contact to ensure the stability of the contact during the processing. The two ends of the contact material are fixed by the cubic block 4, the cross screw 6 and the hexagonal nut 7. The contact is in the middle of the cubic block 4. All parts need to be cleaned before assembly. The contact processing and fixing device can process multiple contacts at the same time, can be used for small contacts of different sizes, reduce manpower consumption, reduce labor costs, and improve work efficiency.

[0032] The first bottom plate 2, the second bottom plate 1, the third bottom plate 5 and the cubic block 4 are made of brass, copper, aluminum alloy or copper alloy.

[0033] The contact materials that can be processed include silver contacts, copper contacts, gold contacts, tungsten contacts or platinum contacts.

[0034] The contact pad 3 is made of resin, rubber or metal.

[0035] The thickness of the contact pad 3 is 1 mm-50 mm.

[0036] The second bottom plate 1 is provided with two grooves for adjusting various components.

[0037] All parts of the combined component can be disassembled and assembled.

[0038] The contact processing and fixing device disclosed by the utility model has the following advantages: first, the design is simple and reasonable, the structure is simple, it is easy to manufacture and promote, and the cost is low; second, it is simple to use, which reduces the consumption of labor costs; third, multiple contacts can be processed at the same time, which improves work efficiency and shortens the processing period; fourth, a contact pad 3 is added between the contact and the third bottom plate 5 to reduce vibration displacement; fifth, the cross screw 6 and the cubic block 4 are double fixed to ensure, thereby preventing processing failure caused by dislocation; sixth, the size requirement for the contact material is small, and common contacts can be used.

[0039] Example 1

[0040] A fixing device for contact surface modification includes: a base, four positioning plates fixedly installed above the base, and two combined components for fixing contacts installed between each two positioning plates. The base and the positioning plates are made of brass. The fixing device for contact surface modification has a simple and reasonable design, a simple structure, easy manufacturing and promotion, low cost, and simple use. It can process multiple contacts at the same time and can be used for small contacts of different sizes, reducing manpower consumption, reducing labor costs, shortening processing time, and improving work efficiency. In addition, the size of the contact material is small, and common contacts can be used.

[0041] Example 2

[0042] A fixing device for contact surface modification comprises: a base, three positioning plates fixedly mounted above the base, and three combined components for fixing the contacts are installed between every two positioning plates. The base and the positioning plates are made of red copper. The fixing device for contact surface modification has a simple and reasonable design, a simple structure, is easy to manufacture and promote, has a low cost, and is easy to use. It can process multiple contacts at the same time, and can be used for small contacts of different sizes, reducing manpower consumption, reducing labor costs, shortening the processing period, and improving work efficiency. In addition, the requirements for the size of the contact material are small, and common contacts can be used. The combined component is a detachable structure, and different accessories can be replaced to adapt to the processing of contacts of different models and sizes. The combined component comprises positioning blocks installed on both sides of the contact, and a fastening assembly installed on the outside of the positioning block. The fastening assembly comprises a fixing cross screw 6 installed above the positioning plate, and a hexagonal nut 7 installed below the positioning plate and matched with the fixing cross screw 6; the positioning block is made of red copper; the positioning block and the fastening assembly are double fixed to prevent processing failure caused by malposition.

[0043] Example 3

[0044] A fixing device for contact surface modification includes: a base, five positioning plates fixedly installed above the base, and two combined components for fixing contacts installed between every two positioning plates. The base and the positioning plates are made of aluminum alloy. The fixing device for contact surface modification is simple and reasonable in design, simple in structure, easy to manufacture and promote, low in cost, and simple to use. It can process multiple contacts at the same time and can be used for small contacts of different sizes, reducing manpower consumption, reducing labor costs, shortening processing time, and improving work efficiency. In addition, the requirements for the size of the contact material are small, and common contacts can be used. The combined component is a detachable structure, and different accessories can be replaced to adapt to the processing of contacts of different models and sizes. The combined component includes positioning blocks installed on both sides of the contact, and a fastening assembly installed on the outside of the positioning block. The positioning block and the fastening assembly are double fixed to ensure that processing failures caused by misalignment are prevented. The fastening assembly includes a fixing cross screw 6 installed above the positioning plate, and a hexagonal nut 6 installed below the positioning plate and matched with the fixing cross screw 6; the positioning block is a cubic block 4; the material of the cubic block 4 is aluminum alloy. The combined component also includes a contact pad 3 installed between the contact and the base; the material of the contact pad 3 is resin; the thickness of the contact pad 3 is 1mm; the contact pad 3 provides a horizontal and stable bottom contact surface for the contact, making it difficult for the contact to vibrate and move, thereby improving the stability and life of the contact fixing device.

[0045] Example 4

[0046] A fixing device for contact surface modification includes: a base, three positioning plates fixedly installed above the base, and three combined components for fixing contacts installed between every two positioning plates. The base and the positioning plates are made of copper alloy. The fixing device for contact surface modification is simple and reasonable in design, simple in structure, easy to manufacture and promote, low in cost, and simple to use. It can process multiple contacts at the same time and can be used for small contacts of different sizes, reducing manpower consumption, reducing labor costs, shortening processing time, and improving work efficiency. In addition, the requirements for the size of the contact material are small, and common contacts can be used. The combined component is a detachable structure, and different accessories can be replaced to adapt to the processing of contacts of different models and sizes. The combined component includes positioning blocks installed on both sides of the contact, and a fastening assembly installed on the outside of the positioning block. The positioning block and the fastening assembly are double fixed to ensure that processing failures caused by misalignment are prevented. The fastening assembly includes a fixing cross screw 6 installed above the positioning plate, and a hexagonal nut 6 installed below the positioning plate and matched with the fixing cross screw 6; the positioning block is a cubic block 4; the material of the cubic block 4 is copper alloy. The combined component also includes a contact pad 3 installed between the contact and the base; the material of the contact pad 3 is rubber; the thickness of the contact pad 3 is 50mm; the contact pad 3 provides a horizontal and stable bottom contact surface for the contact, making it difficult for the contact to vibrate and displace, thereby improving the stability and life of the contact fixing device. The positioning plate includes a first base plate 2 located on both sides and a second base plate 2 located in the middle; the two ends of the positioning plate are fixedly installed on the base by fixing cross screws 6; a number of grooves are provided on the second base plate 1 for adjusting various components.

[0047] Example 5

[0048] A fixing device for contact surface modification includes: a second base plate 1, two first base plates 2, four contact pads 3, eight cubic blocks 4, a third base plate 5, 12 cross screws 6, and 6 hexagonal nuts 7. The second base plate 1 and the third base plate 5 are fixed with cross screws 6; the first base plate 2 is fixed to the third base plate 5 with cross screws 6, and it is not necessary to tighten; the contact pads 3, hexagonal nuts 7, cubic blocks 4, fixed cross screws 6 and the used contacts are sequentially installed; the cross screws 6 on the first base plate 2 are tightened; all parts need to be cleaned with kerosene before assembly, the position of the cross screws 6 on the base plate 1 is adjusted according to the size of the contact, the contact pads 3 are selected according to the size of the contact, and the contact pads 3 provide a horizontal and stable bottom contact surface for the contact, making it more difficult for the contact to vibrate and displace, thereby improving the use stability and life of the contact fixing device.

[0049] The utility model discloses a method for using a fixing device for contact surface modification, comprising:

[0050] The second base plate 1 is fixed to the third base plate 5 with a cross screw 6; the first base plate 2 is fixed to the third base plate 5 with the cross screw 6, and it is not necessary to tighten it; the contact pad 3, hexagonal nut 7, cubic block 4, fixed cross screw 6 and the contact used are installed in sequence; the cross screw 6 on the first base plate 2 is tightened; all parts need to be cleaned with kerosene before assembly, the position of the cross screw 6 on the base plate 1 is adjusted according to the size of the contact, the contact pad 3 is selected according to the size of the contact, and the contact pad 3 provides a horizontal and stable bottom contact surface for the contact, making it more difficult for the contact to vibrate and move, thereby improving the stability and life of the contact fixing device.

[0051] The fixing device for contact surface modification disclosed by the utility model has the following advantages: 1. Simple and reasonable design: the device has a simple structure, is easy to manufacture and promote, and reduces the manufacturing cost. 2. Easy to use: the operation steps are clear and concise, which reduces the consumption of labor costs. 3. High work efficiency: multiple contacts can be processed at the same time, which greatly shortens the processing period. 4. Good stability: the contact pad 3 provides a horizontal and stable bottom contact surface for the contact, reducing vibration and displacement. 5. Double fixing guarantee: the combination of the cross screw 6 and the cubic block 4 effectively prevents processing failures caused by contact dislocation. 6. Wide applicability: the requirements for the size of the contact material are relatively small, and common contacts can be used. The fixing device for contact surface modification realizes stable fixation and efficient processing of the contact through reasonable connection relationship and position relationship design, and at the same time has multiple advantages such as simplicity, convenience, efficiency, stability, safety, and wide applicability.

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0053] The above content is only for explaining the technical idea of ​​the utility model and cannot be used to limit the protection scope of the utility model. Any changes made on the basis of the technical solution in accordance with the technical idea proposed by the utility model shall fall within the protection scope of the claims of the utility model.

Claims

1. A fixing device for contact surface modification, characterized in that: include: A base, a plurality of positioning plates fixedly mounted on the base, and a plurality of combined components for fixing contacts mounted between every two positioning plates.

2. The fixing device for contact surface modification according to claim 1, characterized in that: The combined component is a detachable structure.

3. The fixing device for contact surface modification according to claim 1, characterized in that: The combined component comprises positioning blocks installed on both sides of the contact and a fastening assembly installed on the outside of the positioning blocks.

4. The fixing device for contact surface modification according to claim 3, characterized in that: The fastening assembly comprises a fixing cross screw (6) installed above the positioning plate, and a hexagonal nut (7) installed below the positioning plate and matched with the fixing cross screw (6); the positioning block is a cubic block (4); the cubic block (4) is made of brass, copper, aluminum alloy or copper alloy.

5. The fixing device for contact surface modification according to claim 1, characterized in that: The combined component also includes a contact pad (3) installed between the contact and the base.

6. The fixing device for contact surface modification according to claim 5, characterized in that: The material of the contact pad (3) is resin, rubber or metal.

7. The fixing device for contact surface modification according to claim 5, characterized in that: The thickness of the contact pad (3) is 1-50 mm.

8. The fixing device for contact surface modification according to claim 1, characterized in that: The positioning plate comprises a first base plate (2) located on both sides and a plurality of second base plates (1) located in the middle; both ends of the positioning plate are fixedly mounted on the base by fixing cross screws (6); and a plurality of grooves are provided on the second base plates (1).

9. The fixing device for contact surface modification according to claim 1, characterized in that: The base is a third bottom plate (5), and a plurality of grooves are arranged on the third bottom plate (5).

10. The fixing device for contact surface modification according to claim 1, characterized in that: The base is made of brass, copper, aluminum alloy or copper alloy; the positioning plate is made of brass, copper, aluminum alloy or copper alloy.

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