Electrode connecting structure for workpiece electric spark machining

Abstract

The electrode connecting structure comprises a machine head, an upper machine head connecting block is arranged at the bottom of the machine head, a lower machine head connecting block is connected to the bottom of the upper machine head connecting block in a dovetail mode, and a universal adjusting clamping head is arranged at the bottom of the lower machine head connecting block. And a handle is arranged on the universal adjusting clamping head. When the electrode connecting structure for workpiece electric spark machining is used, through dovetail connection of the upper machine head connecting block and the lower machine head connecting block, the stability of equipment can be improved, the equipment is firmer and more reliable, through the arrangement of the universal adjusting clamping head, rapid disassembly and assembly can be achieved, clamping is firmer, three-dimensional balance can be kept, and the machining efficiency is improved. The device is provided with the tooth blocks, so that ventilation and heat dissipation of the electrode are facilitated while skid resistance is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of electrode connectors, in particular to an electrode connecting structure for workpiece electric spark machining. Background Art

[0002] During the EDM process, the workpiece is machined by high temperature and high pressure generated by electrode discharge. The device that connects the electrode to the EDM equipment is called an electrode connection structure.

[0003] For example, the patent document with the publication number CN213827359U discloses an EDM electrode structure for machining blind keyway of aluminum alloy end cap, including an EDM machine clamping end; an electrode body, the upper end of the electrode body is connected to the EDM machine clamping end, the lower end surface forms the end cap blind hole mating surface, and an electrode discharge action key is arranged on the outside of the electrode body, wherein the bottom surface of the electrode action key is lower than the end cap blind hole mating surface, and the electrode discharge action key and the end cap blind hole mating surface of the electrode body form an annular discharge buffer empty tool groove. The utility model improves the electrode structure, optimizes the electrode discharge area, reasonably designs the discharge buffer area, eliminates the accidental tip discharge area, improves the corrosion processing area, improves the corrosion process of the EDM processing area, and eliminates the phenomenon of accidental abnormal corrosion area.

[0004] When the above device is in use, the clamping end of the EDM machine is used to clamp the entire electrode during the machining process, ensuring the placement of the electrode during machining and the rigid electrode discharge action. The key is used to guide the electrode to be installed in the appropriate position. However, the components of the device are fixedly connected, which is not convenient for installation and disassembly. For this reason, we propose an electrode connection structure for workpiece EDM machining. Utility Model Content

[0005] The utility model aims to provide an electrode connection structure for workpiece electric spark machining, so as to solve the problem that the equipment proposed in the above background technology is inconvenient to install and disassemble.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electrode connection structure for electrospark machining of a workpiece, comprising a machine head, an upper machine head connection block is arranged at the bottom of the machine head, a lower machine head connection block is dovetail-connected to the bottom of the upper machine head connection block, a universal adjustment chuck is arranged at the bottom of the lower machine head connection block, and a handle is arranged on the universal adjustment chuck.

[0007] Furthermore, a connecting plate is provided at the bottom of the universal adjustment chuck, and a tooth block is provided at the bottom of the connecting plate.

[0008] Furthermore, the tooth blocks are provided in plurality and are evenly distributed at the bottom of the connecting plate, and the tooth blocks are integrally connected to the connecting plate.

[0009] Through the setting of the tooth block, the tooth block is integrally connected to the bottom of the connecting plate and is located between the connecting plate and the electrode body, which is conducive to anti-slip and heat dissipation, and avoids the displacement of the electrode position during processing.

[0010] Furthermore, the connecting plate is provided with a mounting hole 1, and there are four mounting holes 1.

[0011] Furthermore, an electrode body is provided at the bottom of the tooth block, and a second mounting hole is provided on the electrode body.

[0012] Furthermore, there are four mounting holes 2, and the mounting hole 2 is coaxial with the mounting hole.

[0013] The setting of the mounting holes makes it easy for workers to fix the connecting plate and the electrode body.

[0014] Furthermore, a threaded rod is provided inside the first mounting hole, and the threaded rod is located inside the connecting plate and the electrode body.

[0015] The staff placed the threaded rod into the mounting hole and connected the connecting plate to the electrode body.

[0016] The utility model provides an electrode connection structure for electrospark machining of workpieces, which has the following beneficial effects: the device is dovetailedly connected by an upper head connection block and a lower head connection block, which is beneficial to improving the stability of the equipment and making the equipment more firm and reliable; the device is provided with a universal adjustment chuck, which can achieve fast disassembly and assembly, and the clamping is more firm, which is beneficial to maintaining three-dimensional balance; the device is provided with a tooth block, which is beneficial to anti-slip and facilitates ventilation and heat dissipation of the electrode.

[0017] 1. The utility model sets an upper machine head connection block, and the staff fixes the upper machine head connection block to the machine head, and then the electrode connection mechanism is dovetail-connected to the machine head through the upper machine head connection block and the lower machine head connection block. First, the upper machine head connection block and the lower machine head connection block are dovetail-connected. This structure can effectively withstand gravity loads and has strong anti-seismic and anti-vibration capabilities. At the same time, the dovetail groove structure can also reduce structural deformation, vibration and other problems, which is conducive to improving the stability and reliability of the equipment. The device is dovetail-connected through the upper machine head connection block and the lower machine head connection block, which is conducive to improving the stability of the equipment and making the equipment more firm and reliable.

[0018] 2. The utility model sets the tooth block, and the staff places the electrode at the bottom of the connecting plate, and then the threaded rod fixes the connecting plate and the electrode body through the mounting hole 1 and the mounting hole 2. Then the tooth block at the bottom of the connecting plate is located between the connecting plate and the electrode body, which is convenient for ventilation and heat dissipation and anti-slip, avoiding displacement of the electrode during processing. The device is conducive to anti-slip and convenient for ventilation and heat dissipation of the electrode by setting the tooth block. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of an electrode connection structure for workpiece electrospark machining according to the utility model;

[0020] Figure 2 This is a front view structural schematic diagram of an electrode connection structure for workpiece electrospark machining according to the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of a connecting plate of an electrode connecting structure for workpiece electrospark machining according to the utility model;

[0022] Figure 4 The utility model is an electrode connection structure for workpiece electric spark machining Figure 1 Enlarged structural diagram at A in the middle.

[0023] In the figure: 1. machine head; 2. upper machine head connecting block; 3. lower machine head connecting block; 4. universal adjustment chuck; 5. handle; 6. connecting plate; 7. tooth block; 8. mounting hole 1; 9. electrode body; 10. mounting hole 2; 11. threaded rod. DETAILED DESCRIPTION

[0024] like Figure 1 and Figure 2 As shown, an electrode connection structure for workpiece electrospark machining includes a machine head 1, an upper machine head connection block 2 is arranged at the bottom of the machine head 1, and the bottom of the upper machine head connection block 2 is dovetail-connected with a lower machine head connection block 3. The staff fixedly connects the upper machine head connection block 2 to the machine head 1, and then the electrode connection mechanism is dovetail-connected to the machine head 1 through the upper machine head connection block 2 and the lower machine head connection block 3. This structure can effectively withstand gravity loads and has strong anti-seismic and anti-vibration capabilities. At the same time, the dovetail groove structure can also reduce structural deformation, vibration and other problems, which is conducive to improving the stability and reliability of the equipment. A universal adjustment chuck 4 is arranged at the bottom of the lower machine head connection block 3. The universal adjustment chuck A handle 5 is provided on 4, and the universal adjustment clamping belongs to the prior art. Since the universal joint is easy to disassemble and install, it is very easy to repair when a fault occurs. Since the universal joint is easy to disassemble and install, it is very easy to repair when a fault occurs. When the angle needs to be adjusted, the staff rotates the handle 5 on the universal adjustment clamping head 4, and then the universal adjustment clamping head 4 drives the electrode to rotate through the electrode connecting mechanism at the bottom. The device can achieve rapid disassembly and assembly by setting the universal adjustment clamping head 4, and the clamping is more secure, which is conducive to maintaining three-dimensional balance. The device is dovetailed through the upper head connecting block and the lower head connecting block, which is conducive to improving the stability of the equipment and making the equipment more secure and reliable.

[0025] like Figure 1-4As shown, a connecting plate 6 is provided at the bottom of the universal adjustment chuck 4, and a tooth block 7 is provided at the bottom of the connecting plate 6. There are multiple tooth blocks 7 and they are evenly distributed at the bottom of the connecting plate 6. The tooth block 7 is integrally connected to the connecting plate 6. A mounting hole 18 is provided on the connecting plate 6, and there are four mounting holes 18. An electrode body 9 is provided at the bottom of the tooth block 7, and a mounting hole 2 10 is provided on the electrode body 9. There are four mounting holes 10, and the mounting hole 2 10 is coaxial with the mounting hole 1 8. A threaded rod 11 is provided inside the mounting hole 1 8, and the threaded rod 11 is located inside the connecting plate 6 and the electrode body 9. The staff places the electrode at the bottom of the connecting plate 6, and then the threaded rod 11 fixes the connecting plate 6 and the electrode body 9 through the mounting hole 1 8 and the mounting hole 2 10. Then the tooth block 7 at the bottom of the connecting plate 6 is located between the connecting plate 6 and the electrode body 9, which is convenient for ventilation and heat dissipation and anti-slip, and avoids displacement of the electrode during processing. The device is conducive to anti-slip and convenient for ventilation and heat dissipation of the electrode by setting the tooth block 7.

[0026] In summary, when the electrode connection structure for workpiece electrospark machining is used, the upper head connection block 2 is first dovetailed with the lower head connection block 3. This structure can effectively withstand gravity loads and has strong earthquake and vibration resistance. At the same time, the dovetail groove structure can also reduce structural deformation, vibration and other problems, which is beneficial to improving the stability of the equipment. A universal adjustment chuck 4 is provided at the bottom of the lower head connection block 3. The universal adjustment chuck 4 is a prior art. Since the universal joint is easy to disassemble and install, it is very easy to repair when a fault occurs. When the angle needs to be adjusted, the staff rotates the operating lever on the universal adjustment chuck 4, and then the universal adjustment chuck 4 drives the electrode body 9 to rotate through the connecting plate 6 at the bottom. The connecting plate 6 is fixedly connected to the electrode body 9 through the threaded rod 11. The tooth block 7 at the bottom of the connecting plate 6 is located between the connecting plate 6 and the electrode body 9, which is convenient for ventilation and heat dissipation and anti-slip, and avoids displacement of the electrode during machining. This is the working principle of the electrode connection structure for workpiece electrospark machining.

Claims

1. An electrode connection structure for workpiece electrical discharge machining, comprising a machine head (1), characterized in that: An upper machine head connection block (2) is arranged at the bottom of the machine head (1); the bottom of the upper machine head connection block (2) is dovetail-connected to a lower machine head connection block (3); a universal adjustment chuck (4) is arranged at the bottom of the lower machine head connection block (3); and a handle (5) is arranged on the universal adjustment chuck (4).

2. The electrode connection structure for workpiece electrical discharge machining according to claim 1, characterized in that: A connecting plate (6) is provided at the bottom of the universal adjustment chuck (4), and a tooth block (7) is provided at the bottom of the connecting plate (6).

3. The electrode connection structure for workpiece electrical discharge machining according to claim 2, characterized in that: The tooth blocks (7) are provided in plurality and are evenly distributed at the bottom of the connecting plate (6), and the tooth blocks (7) and the connecting plate (6) are integrally connected.

4. The electrode connection structure for workpiece electrical discharge machining according to claim 2, characterized in that: The connecting plate (6) is provided with a mounting hole one (8), and four mounting holes one (8) are provided.

5. The electrode connection structure for workpiece electrical discharge machining according to claim 2, characterized in that: An electrode body (9) is arranged at the bottom of the tooth block (7), and a second mounting hole (10) is opened on the electrode body (9).

6. The electrode connection structure for workpiece electrical discharge machining according to claim 5, characterized in that: There are four mounting holes 2 (10), and the mounting holes 2 (10) are coaxial with the mounting holes 1 (8).

7. The electrode connection structure for workpiece electrical discharge machining according to claim 4, characterized in that: A threaded rod (11) is arranged inside the first mounting hole (8), and the threaded rod (11) is located inside the connecting plate (6) and the electrode body (9).

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