Clamping tool for graphite electrode machining

Abstract

The utility model discloses a clamping tool for graphite electrode processing, which relates to the technical field of graphite electrode processing and comprises a base, two fixing plates are fixedly connected to the top of the base, and a graphite electrode body is arranged at the top of the base. An auxiliary assembly used for supporting the graphite electrode body is arranged at the top of the base and comprises a first supporting plate connected to the top of the base. According to the clamping tool for graphite electrode machining, fixing of the cover plate can be relieved by pressing the clamping blocks, after the cover plate is opened, a to-be-machined graphite electrode body can be placed above the two rotating rollers and can be preliminarily supported, the positions of the two rotating rollers can be adjusted by starting an electric push rod, and therefore the graphite electrode body can be conveniently machined. At the moment, the arc-shaped plate is attached to the upper surface of the graphite electrode body all the time under the action of the elastic telescopic rods and can further support the graphite electrode body, so that the graphite electrode body is prevented from shaking in the machining process, and it is ensured that the surface smoothness of the graphite electrode body meets the standard.

Description

TECHNICAL FIELD

[0001] The utility model relates to graphite electrode processing technical field, concretely is a kind of clamping tool for graphite electrode processing. BACKGROUND

[0002] In the electric arc furnace steelmaking process, graphite electrode can be used as electrode to conduct current, generate electric arc, and the huge heat released by electric arc can melt raw materials such as scrap steel, thereby realizing the purpose of steelmaking. The good electrical conductivity of graphite electrode can efficiently conduct current and reduce power loss, which helps to reduce energy consumption cost in the production process. However, when graphite electrodes are subjected to various processing operations, they need to be accurately positioned to prevent displacement or shaking during processing, which can cause rough surfaces and dimensional deviations in the processed graphite electrodes.

[0003] To overcome the above-mentioned defects, the prior art (Chinese patent with application number CN202120227346.0 and application date January 27, 2021) is a positioning device based on graphite electrode processing. The first electric telescopic rod and the second electric telescopic rod are used to drive the graphite electrode body to move left or right, and the positioning member and the scale are used to position and process the graphite electrode body. This avoids measurement errors that may occur when measuring manually, resulting in poor processing results and affecting the use of the graphite electrode body. The first fixing member, the second fixing member, the third fixing member and the fourth fixing member are used to fix the graphite electrode body, which avoids movement of the graphite electrode body during processing and affects the processing.

[0004] Although the prior art can position the graphite electrode, it is not convenient to support the longer graphite electrode, which can cause shaking during processing, resulting in unstable cutting state of the cutting tool and the surface of the graphite electrode, which can easily cause surface vibration, scratches and other conditions, thus failing to meet the surface finish standard required for high-quality graphite electrodes and affecting their performance. Utility model content

[0005] The utility model aims to provide a clamping tool for graphite electrode processing to solve the problem of inconvenient support for longer graphite electrodes, which can cause shaking during processing, resulting in unstable cutting state of the cutting tool and the surface of the graphite electrode, which can easily cause surface vibration, scratches and other conditions, thus failing to meet the surface finish standard required for high-quality graphite electrodes and affecting their performance.

[0006] In order to achieve the above object, the utility model provides following technical scheme: A kind of clamping tool for graphite electrode processing, including pedestal, the top of the pedestal is fixedly connected with two fixed plates, the top of the pedestal is provided with graphite electrode body;The top of the pedestal is provided with auxiliary assembly for supporting graphite electrode body, the auxiliary assembly includes support plate one connected in the top of pedestal, the outer wall of support plate one is hinged with support plate two, and the top of support plate one and support plate two is rotatably provided with rotating roller, the top of the pedestal is provided with electric push rod, and the both ends of electric push rod are fixedly connected in the bottom of support plate one and support plate two, the bottom of support plate one and support plate two is rotatably provided with fixed rod, and the both ends of fixed rod are fixedly connected with limit block, the inside of the pedestal is provided with two limit grooves, and the outer wall of limit block is slidably connected in limit groove.

[0007] Further, the top of the pedestal is provided with clamping assembly for fixing graphite electrode body, the clamping assembly includes two installation shells fixedly connected in the top of pedestal, the inside of the installation shell is fixedly installed with motor, the driving end of the motor is fixedly connected with rotating shaft, and the end, away from the motor, of the rotating shaft is fixedly connected with rotating disc, the side wall of the rotating disc is rotatably connected with multiple rotating rods evenly distributed, and the end, away from the rotating disc, of the rotating rod is rotatably connected with connecting block, the side wall of the connecting block is fixedly connected with clamping plate.

[0008] Further, the top of the fixed plate is provided with cover plate, the inside of the cover plate is provided with arc-shaped plate, the outer wall of the arc-shaped plate is fixedly connected with multiple elastic telescopic rods evenly distributed, and the end, away from the arc-shaped plate, of the elastic telescopic rod is fixedly connected with the inner wall of the cover plate.

[0009] Further, the same side of the fixed plate and the cover plate is hinged, the other side of the cover plate is fixedly connected with mounting block, the side wall of the fixed plate is provided with sliding groove, and the sliding groove is slidably connected with clamping block, the side wall of the clamping block is fixedly connected with two springs, and the end, away from the clamping block, of the spring is fixedly connected in the sliding groove, the side wall of the mounting block is throughly provided with clamping groove matched with the clamping block, and the top of the clamping block is slidably inserted into the clamping groove.

[0010] Further, the inside of the installation shell is provided with special-shaped groove, and the rotating disc and the rotating rod are rotatably installed in the special-shaped groove, and the outer wall of the connecting block is slidably connected in the special-shaped groove.

[0011] Further, the inside of the pedestal is rotatably connected with bidirectional screw rod, and the end, penetrating through the pedestal, of the bidirectional screw rod is fixedly connected with handle, the outer wall of the bidirectional screw rod is threadedly connected with two symmetrical moving blocks, and the top of the moving block is fixedly connected with the bottom of the installation shell, the inside of the pedestal is provided with two sliding cavities, and the outer wall of the moving block is slidably connected with the inner wall of the sliding cavity.

[0012] Further, the side wall of the clamping plate is fixedly connected with a buffer pad, and the buffer pad is made of rubber.

[0013] Compared with the prior art, the graphite electrode processing clamping tool has the advantages that:

[0014] (1) The graphite electrode processing clamping tool can release the fixation of the cover plate by pressing the clamping block, and after the cover plate is opened, the graphite electrode body to be processed is placed above the two rotating rollers for preliminary support. The position of the two rotating rollers can be adjusted by starting the electric push rod. At this time, the arc-shaped plate always adheres to the upper surface of the graphite electrode body under the action of the plurality of elastic extension rods, and can further support the graphite electrode body, thereby preventing the graphite electrode body from shaking during processing and ensuring that the surface smoothness meets the standard.

[0015] (2) The graphite electrode processing clamping tool can make the two installation shells move synchronously towards each other under the action of the two moving blocks by rotating the handle, preliminarily position the graphite electrode body, and move the plurality of clamping plates towards each other by starting the two motors, thereby fixing the two ends of the graphite electrode body and preventing displacement of the graphite electrode body during processing, which can cause the surface of the processed graphite electrode body to be rough. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the base and the fixed plate of the utility model;

[0017] Figure 2 It is a structural schematic view of the rotating roller, the support plate one and the support plate two of the utility model;

[0018] Figure 3 It is a structural schematic view of the cover plate and the fixed plate of the utility model;

[0019] Figure 4 It is a structural schematic view of the connecting block and the clamping plate of the utility model;

[0020] Figure 5 It is a structural schematic view of the rotating disc and the rotating rod of the utility model;

[0021] Figure 6 It is a structural schematic view of the bidirectional screw rod and the moving block of the utility model.

[0022] In the figure: 1, base; 2, graphite electrode body; 3, fixed plate; 4, cover plate; 5, arc plate; 6, support plate one; 7, support plate two; 8, mounting shell; 9, clamping plate; 10, sliding cavity; 11, electric push rod; 12, fixed rod; 13, limit block; 14, limit groove; 15, rotating roller; 16, elastic telescopic rod; 17, mounting block; 18, clamping block; 19, spring; 20, sliding groove; 21, rotating shaft; 22, rotating disc; 23, connecting block; 24, buffer pad; 25, rotating rod; 26, moving block; 27, bidirectional screw rod; 28, handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Embodiment one: please refer to Figures 1-6 The utility model provides the following technical scheme: a kind of clamping tool for graphite electrode processing, including base 1, the top of base 1 is fixedly connected with two fixed plates 3, and the top of base 1 is provided with graphite electrode body 2.

[0025] Base 1 is used to install the whole device, and graphite electrode body 2 can be positioned and subsequently processed by being placed between the two fixed plates 3.

[0026] Embodiment two:

[0027] On the basis of embodiment one, by setting the auxiliary assembly, the graphite electrode body 2 can be supported to prevent it from shaking during processing, and the specific structure is as follows: the top of the base 1 is provided with an auxiliary assembly for supporting the graphite electrode body 2, the auxiliary assembly comprises a support plate one 6 connected to the top of the base 1, the outer wall of the support plate one 6 is hinged with a support plate two 7, and the top of the support plate one 6 and the support plate two 7 are rotatably provided with rotating rollers 15, the top of the base 1 is provided with an electric push rod 11, and the both ends of the electric push rod 11 are fixedly connected to the bottom of the support plate one 6 and the support plate two 7, the bottom of the support plate one 6 and the support plate two 7 are rotatably provided with fixed rods 12, and the both ends of the fixed rods 12 are fixedly connected with limiting blocks 13, the inside of the base 1 is provided with two limiting grooves 14, and the outer wall of the limiting block 13 is slidingly connected in the limiting groove 14; the top of the fixed plate 3 is provided with a cover plate 4, the inside of the cover plate 4 is provided with an arc-shaped plate 5, the outer wall of the arc-shaped plate 5 is fixedly connected with a plurality of evenly distributed elastic expansion rods 16, and the end away from the arc-shaped plate 5 of the elastic expansion rod 16 is fixedly connected with the inner wall of the cover plate 4; the same side of the fixed plate 3 and the cover plate 4 is hinged, the other side of the cover plate 4 is fixedly connected with a mounting block 17, the side wall of the fixed plate 3 is provided with a sliding groove 20, and the sliding groove 20 is slidingly connected with a clamping block 18, the side wall of the clamping block 18 is fixedly connected with two springs 19, and the end away from the clamping block 18 of the spring 19 is fixedly connected in the sliding groove 20, the side wall of the mounting block 17 is throughly provided with a clamping groove matched with the clamping block 18, and the top of the clamping block 18 is slidingly inserted into the clamping groove.

[0028] When the graphite electrode body 2 needs to be processed, the clamping block 18 is pressed to compress the two springs 19, which can release the fixation of the cover plate 4, at this time, by opening the cover plate 4, the graphite electrode body 2 can be placed above the two rotating rollers 15 to preliminarily bear and support it to prevent it from sinking due to its own weight, then the cover plate 4 is closed and the clamping block 18 is loosened, the two springs 19 are restored to drive the top of the clamping block 18 to slide and insert into the clamping groove of the mounting block 17, which can fix the cover plate 4, at this time, the arc-shaped plate 5 can always adhere to the upper surface of the graphite electrode body 2 under the action of the plurality of elastic expansion rods 16 to further support it, and the position of the two rotating rollers 15 can be adjusted under the action of the support plate one 6 and the support plate two 7 by starting the electric push rod 11 to adapt to graphite electrode bodies 2 of different specifications, so that the graphite electrode body 2 is prevented from shifting or shaking during processing under the action of the two rotating rollers 15 and the arc-shaped plate 5 to ensure that the surface smoothness meets the standard.

[0029] Embodiment three:

[0030] On the basis of embodiment two, by setting the clamping assembly, different specifications of graphite electrode body 2 can be positioned and prevented from displacement during processing, and the specific structure is as follows: the top of the base 1 is provided with a clamping assembly for fixing the graphite electrode body 2, the clamping assembly includes two installation shells 8 fixedly connected to the top of the base 1, a motor is fixedly installed inside the installation shell 8, the driving end of the motor is fixedly connected with a rotating shaft 21, and the end of the rotating shaft 21 away from the motor is fixedly connected with a rotating disc 22, a plurality of uniformly distributed rotating rods 25 are rotatably connected to the side wall of the rotating disc 22, and the end of the rotating rod 25 away from the rotating disc 22 is rotatably connected with a connecting block 23, and the side wall of the connecting block 23 is fixedly connected with a clamping plate 9; a special-shaped groove is formed in the installation shell 8, and the rotating disc 22 and the rotating rod 25 are rotatably installed in the special-shaped groove, and the outer wall of the connecting block 23 is slidably connected in the special-shaped groove; a bidirectional screw rod 27 is rotatably connected inside the base 1, and the end of the bidirectional screw rod 27 penetrating through the base 1 is fixedly connected with a handle 28, the outer wall of the bidirectional screw rod 27 is threadedly connected with two symmetrical moving blocks 26, and the top of the moving block 26 is fixedly connected with the bottom of the installation shell 8, two sliding cavities 10 are formed in the inside of the base 1, and the outer wall of the moving block 26 is slidably connected to the inner wall of the sliding cavity 10; the side wall of the clamping plate 9 is fixedly connected with a buffer pad 24, and the material of the buffer pad 24 is rubber.

[0031] When the graphite electrode body 2 is supported, the bidirectional screw rod 27 is driven to rotate by rotating the handle 28, and under the action of the sliding cavity 10, the two moving blocks 26 are driven to move towards the installation shell 8, when the two installation shells 8 move to both ends of the graphite electrode body 2, stop rotating the handle 28, the graphite electrode body 2 can be preliminarily positioned, at the same time, start the two motors to drive the two rotating shafts 21 to rotate, the rotating shaft 21 rotates to drive the rotating disc 22 to rotate, at the same time, drive the plurality of rotating rods 25 on one side of the rotating disc 22 to rotate synchronously, and under the action of the special-shaped groove, the plurality of connecting blocks 23 can be moved, and the plurality of clamping plates 9 can be moved synchronously to the midpoint of the rotating disc 22, so as to position and fix the graphite electrode body 2, prevent displacement during processing; when the diameter of both sides of the graphite electrode body 2 is processed, press the clamping block 18 to release the fixation of the cover plate 4, open the cover plate 4, start the electric push rod 11 to control the two rotating rollers 15 to move downward, so as to continue processing the middle part of the graphite electrode body 2, by setting the buffer pad 24 made of rubber on the side of the clamping plate 9 in contact with the graphite electrode body 2, not only can increase the friction, but also can buffer part of the pressure by relying on the elastic deformation of itself, better maintain the original shape and size of the graphite electrode body 2.

[0032] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0033] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A graphite electrode processing clamping tool, comprising a base (1), the top of the base (1) is fixedly connected with two fixed plates (3), and the top of the base (1) is provided with a graphite electrode body (2); characterized in that The top of the base (1) is provided with an auxiliary assembly for supporting the graphite electrode body (2), the auxiliary assembly comprises a supporting plate one (6) connected to the top of the base (1), the outer wall of the supporting plate one (6) is hinged with a supporting plate two (7), and the top of the supporting plate one (6) and the supporting plate two (7) are both rotatably provided with a rotating roller (15), the top of the base (1) is provided with an electric push rod (11), and the two ends of the electric push rod (11) are fixedly connected to the bottom of the supporting plate one (6) and the supporting plate two (7), the bottom of the supporting plate one (6) and the supporting plate two (7) are both rotatably provided with a fixed rod (12), and the two ends of the fixed rod (12) are both fixedly connected with a limiting block (13), and the inside of the base (1) is provided with two limiting grooves (14), and the outer wall of the limiting block (13) is slidably connected in the limiting groove (14).

2. The graphite electrode processing clamping tool according to claim 1, characterized in that: The top of the base (1) is provided with a clamping assembly for fixing the graphite electrode body (2), the clamping assembly comprises two installation shells (8) fixedly connected to the top of the base (1), the inside of the installation shell (8) is fixedly installed with a motor, the driving end of the motor is fixedly connected with a rotating shaft (21), and the end of the rotating shaft (21) away from the motor is fixedly connected with a rotating disc (22), the side wall of the rotating disc (22) is rotatably connected with a plurality of uniformly distributed rotating rods (25), and the end of the rotating rod (25) away from the rotating disc (22) is rotatably connected with a connecting block (23), and the side wall of the connecting block (23) is fixedly connected with a clamping plate (9).

3. The graphite electrode processing clamping tool according to claim 1, characterized in that: The top of the fixed plate (3) is provided with a cover plate (4), the inside of the cover plate (4) is provided with an arc-shaped plate (5), the outer wall of the arc-shaped plate (5) is fixedly connected with a plurality of uniformly distributed elastic telescopic rods (16), and the end of the elastic telescopic rod (16) away from the arc-shaped plate (5) is fixedly connected with the inner wall of the cover plate (4).

4. The graphite electrode processing clamping tool according to claim 1, characterized in that: The same side of the fixed plate (3) and the cover plate (4) is hinged, the other side of the cover plate (4) is fixedly connected with a mounting block (17), the side wall of the fixed plate (3) is provided with a sliding groove (20), and a clamping block (18) is slidably connected in the sliding groove (20), the side wall of the clamping block (18) is fixedly connected with two springs (19), and the end of the spring (19) away from the clamping block (18) is fixedly connected in the sliding groove (20), the side wall of the mounting block (17) is provided with a clamping groove matched with the clamping block (18), and the top of the clamping block (18) is slidably inserted into the clamping groove.

5. The graphite electrode processing clamping tool according to claim 2, characterized in that: The installation shell (8) is provided with a special-shaped groove, and the rotating disc (22) and the rotating rod (25) are rotatably installed in the special-shaped groove, and the outer wall of the connecting block (23) is slidably connected in the special-shaped groove.

6. The graphite electrode processing clamping tool according to claim 2, characterized in that: The inside of the base (1) is rotationally connected with a bidirectional screw rod (27), one end of the bidirectional screw rod (27) is fixedly connected with a handle (28) penetrating through the base (1), the outer wall of the bidirectional screw rod (27) is threadedly connected with two symmetrical moving blocks (26), and the top of the moving block (26) is fixedly connected with the bottom of the installation shell (8); the inside of the base (1) is provided with two sliding cavities (10), and the outer wall of the moving block (26) is slidingly connected with the inner wall of the sliding cavity (10).

7. The graphite electrode processing clamping tool according to claim 2, characterized in that: The side wall of the clamping plate (9) is fixedly connected with a buffer pad (24), and the material of the buffer pad (24) is rubber.

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