Polishing device for electric spark machining

Abstract

The utility model belongs to the technical field of grinding equipment, and particularly relates to a grinding device for electric spark machining. A supporting block is fixedly installed in the middle of an inner cavity of the treatment box, a placing plate is fixedly installed in the middle of the top of the supporting block, side frame plates are fixedly installed on the two sides of the placing plate, limiting grooves are formed in the inner sides of the side frame plates, and inlaid rings are movably installed on the inner sides of the tops of the side frame plates in a clamped mode. Through the arrangement of the treatment box, an electric spark grinding site is conveniently provided for grinding materials, a threaded sleeve is movably installed at the top of a side frame plate, a user can freely rotate the threaded sleeve, and when the threaded sleeve rotates, a threaded rod in the threaded sleeve can do up-down lifting reciprocating motion under the action of threads; in this way, a user can conveniently control the pressing plate to move downwards and fix and limit the polished material, and position deviation is prevented when the polished material is subjected to electric spark polishing.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, in particular to a grinding device for electric discharge machining. Background Art

[0002] A grinding device for electric discharge machining is a device specifically used to improve the surface accuracy and flatness of workpieces. It usually consists of a high-speed rotating grinding wheel and a precise control system, and can perform fine trimming and grinding on a microscopic scale. This device utilizes the high-energy discharge effect in the principle of electric discharge machining, and precisely removes the unevenness and burrs on the surface of the workpiece by controlling the discharge position and energy, thereby achieving very high machining accuracy. During the operation of the device, the grinding wheel contacts the surface of the workpiece through rotation and minute movement, and performs high-frequency grinding actions. This technology can not only improve the surface quality of the workpiece, but also effectively control the dimensional accuracy and shape complexity after machining. The grinding device for electric discharge machining is widely used in the manufacturing industry, especially for the machining of parts that require high precision and complex shapes, such as mold manufacturing, aerospace parts, etc., and plays an important role.

[0003] For example, a graphite cutting device for electric discharge machining with the publication number CN216634910U includes a C-shaped frame. A cylinder is provided at the bottom of the C-shaped frame, and the output end of the cylinder is fixedly connected to a fixing plate. Four corners at the bottom of the fixing plate are provided with telescopic rods, and the bottoms of the telescopic rods are fixed on the C-shaped frame. A motor is provided on the surface of the fixing plate, and the output end of the motor is fixedly connected to a placing plate. Graphite materials are provided on the placing plate, and the graphite materials are extruded by a pressing plate. A cutting device is provided on one side of the graphite materials, and the distance between the cutting device and the graphite materials is adjustable; this graphite cutting device for electric discharge machining can cut irregular graphite materials into cylindrical shapes, which is convenient for subsequent production and processing, and is also applicable to materials with different heights. It has a wide range of uses, and the overall structure is adjustable and stable, and it is easy to use, suitable for popularization and use.

[0004] However, according to the working principle proposed in the above patent, the applicant believes that although the above device can enhance the scope of application to a certain extent, in actual use, the above device lacks effective limiting and fixing capabilities for grinding materials, and there are certain inconveniences during use.

[0005] Therefore, a grinding device for electric discharge machining is proposed to solve the above problems. Content of the Utility Model

[0006] The technical problem to be solved by the utility model is that there is a shortcoming in the prior art of lacking the ability to fix and limit grinding materials. For this reason, we propose a grinding device for electric discharge machining.

[0007] The technical solution adopted by the utility model to solve its technical problems is as follows: A grinding device for electric discharge machining, comprising a processing box; a lifting block is fixedly installed in the middle of the inner cavity of the processing box, a placing plate is fixedly installed in the middle of the top of the lifting block, side frame plates are fixedly installed on both sides of the placing plate, a limiting groove is formed in the inner side of the side frame plate, an inlay ring is movably clamped and installed on the inner side of the top of the side frame plate, a threaded sleeve is fixedly installed on the inner side of the inlay ring, a rotating rod is fixedly installed on the top of the threaded sleeve, a threaded rod is threadedly installed in the inner side of the threaded sleeve, a pressing plate is fixedly installed at the bottom of the threaded rod, a limiting circular plate is fixedly installed on the top of the threaded rod, an embedding block is fixedly installed on the back of the pressing plate, and the embedding block is movably installed inside the limiting groove.

[0008] Preferably, a water spraying faucet is fixedly installed on one side of the lifting block, and a water inlet flange is fixedly connected to the tail side of the water spraying faucet and at the bottom of the front of the processing box.

[0009] Preferably, a hydraulic lifting column is fixedly installed on the back of the processing box, a top plate is fixedly installed on the top of the hydraulic lifting column, and a first lead screw is movably installed inside the top plate.

[0010] Preferably, a transmission belt pulley is fixedly connected to the top end of the first lead screw and outside the top plate, a first motor is movably connected to the top inside the transmission belt pulley, and a moving block is threadedly installed on the surface of the first lead screw.

[0011] Preferably, a lower plate is fixedly installed at the bottom of the moving block, a second lead screw is movably installed inside the lower plate, and a second motor is fixedly installed on one side of the top end of the second lead screw and inside the lower plate.

[0012] Preferably, an installation plate is threadedly installed on the surface of the second lead screw, a pulse power supply box is fixedly installed at the bottom of the installation plate, a power transmission rod is fixedly installed at the bottom of the pulse power supply box, and heat dissipation blowers are fixedly installed on both sides of the pulse power supply box.

[0013] Preferably, a control console is fixedly installed on the front of the processing box, operation buttons are arranged on the surface of the control console, and a water outlet pipe is fixedly installed on one side of the bottom of the processing box.

[0014] The beneficial effects of the utility model are:

[0015] 1. The utility model is provided with a processing box, which is convenient for providing a site for electric spark grinding of grinding materials. Water troughs are arranged on both sides of the lifting blocks inside the processing box. After the electric spark grinding operation starts, the water spray faucets will continuously pour cooling water on the grinding surface of the grinding materials, so as to achieve the purpose of real-time cooling. Through the setting of the placing plate, it is convenient to provide an operation site for electric spark grinding of grinding materials. Through the setting of the side frame plates, it is convenient to provide an installation site for the threaded sleeves. The threaded sleeves are movably installed on the tops of the side frame plates, and the user can freely rotate them. When rotating them, the threaded rods inside can make reciprocating up and down movements under the action of the threads, so that it is convenient for the user to control the pressing plate to move downward and fix and limit the grinding materials, preventing position deviation during electric spark grinding. Through the setting of the embedding blocks and the limiting grooves, it is convenient to limit the pressing plate and prevent it from rotating together with the threaded sleeves.

[0016] 2. The utility model is provided with an inlet flange, which is convenient for introducing pressurized cooling water into the water spray faucets. Through the setting of the hydraulic lifting columns, it is convenient for the user to control the up and down movement of the power transmission rods, so that they can contact the grinding materials. Through the setting of the transmission belt wheels, it is convenient for the first motor to drive the first lead screw to rotate. Through the setting of the lower plate, it is convenient to provide an installation site for structures such as the second lead screw. Through the setting of the second motor, it is convenient to provide the kinetic energy for the rotation of the second lead screw. Through the setting of the mounting plate, it is convenient to enhance the installation strength of the pulse power supply box. Through the setting of the pulse power supply box, it is convenient to provide an installation space for the pulse power supply. Through the setting of the control console and the operation buttons, it is convenient for the user to electrically control the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a front view three-dimensional schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 It is a back view three-dimensional schematic diagram of the overall structure of the present utility model;

[0020] Figure 3 It is a bottom view three-dimensional schematic diagram of the overall structure of the present utility model;

[0021] Figure 4 It is a partial enlarged three-dimensional schematic diagram of the pulse battery box structure of the present utility model;

[0022] Figure 5 This is a partially enlarged three-dimensional schematic diagram of the side frame plate structure of the present utility model;

[0023] Figure 6 This is a partially enlarged three-dimensional schematic diagram of the pressing plate structure of the present utility model.

[0024] In the figure: 1. Processing box; 2. Lifting block; 3. Placing plate; 4. Side frame plate; 5. Limiting groove; 6. Inserted ring; 7. Threaded sleeve; 8. Rotating rod; 9. Threaded rod; 10. Pressing plate; 11. Limiting circular plate; 12. Embedded block; 13. Spray water faucet; 14. Inlet flange; 15. Hydraulic lifting column; 16. Top plate; 17. First lead screw; 18. Belt pulley; 19. First motor; 20. Moving block; 21. Lower plate; 22. Second lead screw; 23. Second motor; 24. Mounting plate; 25. Pulse power supply box; 26. Electric conduction rod; 27. Cooling fan; 28. Console; 29. Operation button; 30. Outlet pipe. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] The following is a further detailed description of the present application in conjunction with the attached Figure 1-6 drawings,

[0027] The embodiments of the present application disclose a grinding device for electric discharge machining. Referring to Figure 5 and Figure 6 , a grinding device for electric discharge machining includes a processing box 1; a lifting block 2 is fixedly installed in the middle of the inner cavity of the processing box 1, a placing plate 3 is fixedly installed in the middle of the top of the lifting block 2, side frame plates 4 are fixedly installed on both sides of the placing plate 3, limiting grooves 5 are opened on the inner sides of the side frame plates 4, inserted rings 6 are movably clamped and installed on the inner sides of the tops of the side frame plates 4, threaded sleeves 7 are fixedly installed on the inner sides of the inserted rings 6, rotating rods 8 are fixedly installed on the tops of the threaded sleeves 7, threaded rods 9 are threadedly installed on the inner sides of the threaded sleeves 7, pressing plates 10 are fixedly installed on the bottoms of the threaded rods 9, limiting circular plates 11 are fixedly installed on the tops of the threaded rods 9, embedded blocks 12 are fixedly installed on the backs of the pressing plates 10, and the embedded blocks 12 are movably installed on the inner sides of the limiting grooves 5; the processing box 1 facilitates providing a site for electric discharge grinding of grinding materials. Water tanks are arranged on both sides of the lifting block 2 inside the processing box 1. When the electric discharge grinding operation starts, the spray water faucet 13 will continuously pour cooling water on the grinding surface of the grinding materials to achieve the purpose of real-time cooling.

[0028] Refer to Figure 1 and Figure 2 On one side of the lifting block 2, a water spray faucet 13 is fixedly installed. On the tail side of the water spray faucet 13 and at the bottom of the front of the treatment tank 1, a water inlet flange 14 is fixedly connected; the water inlet flange 14 facilitates the introduction of pressurized cooling water into the water spray faucet 13.

[0029] Refer to Figure 3 and Figure 4 At the top of the hydraulic lifting column 15, a top plate 16 is fixedly installed. Inside the top plate 16, a first lead screw 17 is movably installed; the hydraulic lifting column 15 facilitates the user to control the up and down movement of the power transmission rod 26, so that it can come into contact with the grinding material.

[0030] Refer to Figure 2 and Figure 4 At the top of the first lead screw 17 and outside the top plate 16, a transmission belt pulley 18 is fixedly connected. At the top inside the transmission belt pulley 18, a first motor 19 is movably connected. On the surface of the first lead screw 17, a moving block 20 is threadedly installed; the transmission belt pulley 18 facilitates the first motor 19 to drive the first lead screw 17 to rotate.

[0031] Refer to Figure 3 and Figure 4 At the bottom of the moving block 20, a lower plate 21 is fixedly installed. Inside the lower plate 21, a second lead screw 22 is movably installed. At the top of the second lead screw 22 and on one side of the lower plate 21, a second motor 23 is fixedly installed; the lower plate 21 facilitates providing an installation site for structures such as the second lead screw 22, and the second motor 23 facilitates providing the kinetic energy for the second lead screw 22 to rotate.

[0032] Refer to Figure 1 and Figure 2 On the surface of the second lead screw 22, an installation plate 24 is threadedly installed. At the bottom of the installation plate 24, a pulse power supply box 25 is fixedly installed. At the bottom of the pulse power supply box 25, a power transmission rod 26 is fixedly installed. On both sides of the pulse power supply box 25, heat dissipation fans 27 are fixedly installed; the installation plate 24 facilitates enhancing the installation strength of the pulse power supply box 25, and the pulse power supply box 25 facilitates providing an installation space for the pulse power supply.

[0033] Refer to Figure 1 and Figure 2 On the front of the treatment tank 1, a control console 28 is fixedly installed. On the surface of the control console 28, operation buttons 29 are provided. On one side of the bottom of the treatment tank 1, a water outlet pipe 30 is fixedly installed; the control console 28 and the operation buttons 29 facilitate the user to electrically control the device.

[0034] Working principle: When this device is in use, water troughs are arranged on both sides of the lifting block 2 inside the processing box 1. After the electric spark grinding operation starts, the water spraying faucet 13 will continuously pour cooling water on the grinding surface of the grinding material to achieve the purpose of real-time cooling. The threaded sleeve 7 is movably installed on the top of the side frame plate 4, and the user can freely rotate it. When it is rotated, the threaded rod 9 inside it can make reciprocating up and down movements under the action of the thread, so that it is convenient for the user to control the pressing plate 10 to move downward and fix and limit the grinding material to prevent position deviation during the electric spark grinding of it.

[0035] The above shows and describes the basic principle, main features and advantages of the present utility model. Those skilled in the art of this industry should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A grinding device for electric discharge machining, characterized in that: Comprising a processing box (1); in the middle part of the inner cavity of the processing box (1), a lifting block (2) is fixedly installed. In the middle part of the top of the lifting block (2), a placement plate (3) is fixedly installed. On both sides of the placement plate (3), side frame plates (4) are fixedly installed. Inside the side frame plates (4), limiting grooves (5) are provided. Inside the top of the side frame plates (4), an inlaid ring (6) is movably clamped and installed. Inside the inlaid ring (6), a threaded sleeve (7) is fixedly installed. On the top of the threaded sleeve (7), a rotating rod (8) is fixedly installed. Inside the threaded sleeve (7), a threaded rod (9) is threadedly installed. At the bottom of the threaded rod (9), a pressing plate (10) is fixedly installed. At the top of the threaded rod (9), a limiting circular plate (11) is fixedly installed. On the back of the pressing plate (10), an embedding block (12) is fixedly installed. The embedding block (12) is movably installed inside the limiting groove (5).

2. The grinding device for electric discharge machining according to claim 1, wherein: On one side of the lifting block (2), a water spraying faucet (13) is fixedly installed. At the tail side of the water spraying faucet (13) and at the bottom of the front of the processing box (1), a water inlet flange (14) is fixedly connected.

3. A grinding device for electric discharge machining according to claim 1, characterized in that: On the back of the processing box (1), a hydraulic lifting column (15) is fixedly installed. On the top of the hydraulic lifting column (15), a top plate (16) is fixedly installed. Inside the top plate (16), a first lead screw (17) is movably installed.

4. A polishing device for electric discharge machining according to claim 3, characterized in that: At the top end of the first lead screw (17) and outside the top plate (16), a transmission belt pulley (18) is fixedly connected. At the top inside the transmission belt pulley (18), a first motor (19) is movably connected. On the surface of the first lead screw (17), a moving block (20) is threadedly installed.

5. The grinding device for electric discharge machining according to claim 4, characterized in that: At the bottom of the moving block (20), a lower plate (21) is fixedly installed. Inside the lower plate (21), a second lead screw (22) is movably installed. At the top end of the second lead screw (22) and on one side of the lower plate (21), a second motor (23) is fixedly installed.

6. The polishing device for electric discharge machining according to claim 5, wherein: On the surface of the second lead screw (22), a mounting plate (24) is threadedly installed. At the bottom of the mounting plate (24), a pulse power supply box (25) is fixedly installed. At the bottom of the pulse power supply box (25), a power transmission rod (26) is fixedly installed. On both sides of the pulse power supply box (25), heat dissipation blowers (27) are fixedly installed.

7. A polishing device for electric discharge machining according to claim 1, characterized in that: On the front of the processing box (1), a control console (28) is fixedly installed. On the surface of the control console (28), operation buttons (29) are provided. On one side of the bottom of the processing box (1), a water outlet pipe (30) is fixedly installed.

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