CN218891547U

CN218891547U - EDM electric spark machining equipment

Info

Publication number: CN218891547U
Application number: CN202223020345.2U
Authority: CN
Inventors: 王泽诚; 丘振祥; 张明造
Original assignee: Jiangxi Lesai Intelligent Technology Co ltd
Current assignee: Jiangxi Lesai Intelligent Technology Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-04-21
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses EDM electric spark machining equipment, which comprises a working box, wherein a base is welded at the bottom of the working box, a pulse power box is fixed at one side of the top surface of the base, and a mounting frame is welded at the top of the working box; according to the utility model, the liquid pump arranged in the working box is started to enable the liquid pump to guide the working liquid of the peripheral chambers of the two partition boards into the liquid supply pipe, and then the working liquid is sprayed to the clamping seat through the gooseneck and the double-end nozzles at the end parts of the gooseneck, so that the working liquid can cool the surface of a workpiece, and the condition of electric spark splashing can be avoided.

Description

EDM electric spark machining equipment

Technical Field

The utility model relates to the technical field of electric spark machining equipment, in particular to EDM electric spark machining equipment.

Background

Electric discharge machining, also called EDM for short, or electroerosion machining, is one of the four most popular machining methods at present, and is compatible with milling, turning and grinding. The spark is seen in the discharge process, so that the spark machining is called Electric Discharge Machining (EDM), which is a special machining method for removing a conductive material by utilizing the electric erosion effect generated by pulse discharge between two electrodes immersed in a working fluid, and is also called electric discharge machining or electric erosion machining, and is called EDM for short. The tool electrode is made of an electric erosion resistant material with good conductivity, higher melting point and easy processing, such as copper, graphite, copper tungsten alloy, molybdenum and the like. The tool electrode also wears away during processing, but less than the amount of workpiece metal eroded away, even nearly without wear.

Through retrieval, patent number CN212577730U discloses an electric spark machining device adopting an adjustable clamp, which comprises a pulse power supply box, a main shaft device connected with the pulse power supply box, a longitudinal and transverse workbench for fixing a workpiece, a lathe bed arranged below the longitudinal and transverse workbench, a working solution tank arranged above the longitudinal and transverse workbench and a circulating solution tank for replacing filtering working solution.

In the scheme, the working fluid is supplied by arranging the working fluid tank and the circulating fluid tank, and workpiece clamping is realized by arranging the electrode clamp assembly, but because the workpiece processing scrap cleaning mechanism is not arranged in the scheme, a large amount of scraps are accumulated on the workpiece and the clamping seat for clamping the workpiece, and the efficient processing of the workpiece is not facilitated.

Therefore, the EDM electric spark machining equipment has the advantages of being convenient for workpiece spraying and cleaning and clamping seat chip removal, and further solves the problems in the background technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides EDM electric spark machining equipment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an EDM electric spark machining equipment, includes the work box, the bottom welding of work box has the base, and base top surface one side is fixed with the pulse power case, the top welding of work box has the mounting bracket, and is equipped with electrode processor on the mounting bracket, the inside welding of work box has two baffles, and is fixed with the holder in the cavity between two baffles to install the liquid pump in two baffle outlying cavities, the top surface welding of holder has the fixed block, and the surface threaded connection of fixed block has the threaded rod, the one end of threaded rod is connected with movable fixture through the bearing frame, and movable fixture one side welding has the fixed fixture, the chip removal hole has been seted up to the top surface of holder, and the side slot has been seted up to the side of holder, the upper portion surface fixation of baffle has the filter, and fills active carbon adsorption layer among the inside cavity of filter, the delivery port intercommunication of liquid pump has the liquid supply pipe, and the one end grafting of liquid supply pipe has the gooseneck, the one end of gooseneck is fixed with the double-end nozzle.

As a further description of the above technical solution: two through openings are formed in the surface of the partition board, and filter plates are fixed to the peripheries of the two through openings.

As a further description of the above technical solution: the V-shaped clamping grooves are formed in the opposite surfaces of the movable clamp and the fixed clamp, and the bottom surface of the movable clamp is attached to the clamping seat.

As a further description of the above technical solution: the whole U type structure that is of holder, and a plurality of chip removal holes have evenly been seted up to the surface of holder.

As a further description of the above technical solution: the liquid pump, the liquid supply pipe, the gooseneck and the double-headed nozzle are arranged in two groups, and the two groups of liquid pump, the liquid supply pipe, the gooseneck and the double-headed nozzle are symmetrical about the vertical central line of the working box.

As a further description of the above technical solution: the top surface of the working box is provided with an opening, and a baffle is welded at the periphery of the opening of the working box.

As a further description of the above technical solution: the outer wall surface of the working box is provided with a control switch, and the output end of the control switch is electrically connected with the liquid pump.

The utility model has the following beneficial effects:

according to the utility model, the liquid pump arranged in the working box is started to guide the working liquid of the peripheral chambers of the two partition plates into the liquid supply pipe, and then the working liquid is sprayed to the clamping seat by the gooseneck and the double-end nozzles at the end parts of the gooseneck, so that the working liquid can cool the surface of a workpiece, and the electric spark splashing condition can be avoided.

Drawings

FIG. 1 is a schematic diagram of an EDM electrical discharge machining apparatus according to the present utility model;

FIG. 2 is a schematic view of a separator structure of an EDM electric discharge machine according to the present utility model;

fig. 3 is a schematic view of a holder of an EDM electrical discharge machining apparatus according to the present utility model.

Legend description:

1. a working box; 2. a base; 3. a pulse power supply box; 4. a mounting frame; 5. an electrode processor; 6. a clamping seat; 7. a partition plate; 8. a liquid pump; 9. a liquid supply pipe; 10. a gooseneck; 11. a filter plate; 12. an activated carbon adsorption layer; 13. a double-ended nozzle; 14. a fixed block; 15. a threaded rod; 16. a movable clamp; 17. a fixing clamp; 18. a side groove; 19. chip removal holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

According to an embodiment of the present utility model, there is provided an EDM electrical discharge machining apparatus.

The utility model will now be further described with reference to the accompanying drawings and the detailed description, as shown in fig. 1-3, an EDM electrical discharge machining apparatus according to an embodiment of the utility model includes a working box 1, a base 2 is welded at the bottom of the working box 1, a pulse power box 3 is fixed on one side of the top surface of the base 2, a mounting bracket 4 is welded at the top of the working box 1, an electrode processor 5 is arranged on the mounting bracket 4, two partition plates 7 are welded inside the working box 1, a clamping seat 6 is fixed in a cavity between the two partition plates 7, a liquid pump 8 is installed in the cavity around the two partition plates 7, a fixed block 14 is welded on the top surface of the clamping seat 6, a threaded rod 15 is connected on the surface of the fixed block 14 through threads, one end of the threaded rod 15 is connected with a movable clamp 16 through a bearing seat, a fixed clamp 17 is welded on one side of the movable clamp 16, a chip removal hole 19 is formed on the top surface of the clamping seat 6, the side surface of the clamping seat 6 is provided with a side groove 18, the upper surface of the partition plate 7 is fixedly provided with a filter plate 11, the cavity inside the filter plate 11 is filled with an activated carbon adsorption layer 12, the water outlet of the liquid pump 8 is communicated with a liquid supply pipe 9, one end of the liquid supply pipe 9 is inserted with a gooseneck 10, one end of the gooseneck 10 is fixedly provided with a double-end nozzle 13, the liquid pump 8 arranged in the working box 1 is started to promote the liquid pump 8 to guide working liquid of the peripheral cavities of the two partition plates 7 into the liquid supply pipe 9, and then the working liquid is sprayed to the clamping seat 6 by the gooseneck 10 and the double-end nozzle 13 at the end part of the gooseneck 10, so that the working liquid can cool the surface of a workpiece and the condition of electric spark splashing can be avoided, the spraying range of the working liquid can be ensured, the spraying position of the double-end nozzle 13 can be flexibly regulated, when the liquid level of the cavity between the two partition plates 7 passes through the filter plate 11, the filter plate 11 and the active carbon adsorption layer 12 in the filter plate can reflux impurities in the working solution into the peripheral chambers of the two partition plates 7 again in the process, so that the advantages of spraying, cooling and self-filtering of the working solution are realized, meanwhile, the top surface of the clamping seat 6 is provided with a plurality of chip removal holes 19, and the two sides of the clamping seat 6 are provided with side grooves 18 with V-shaped structures, so that scraps generated in the electric spark machining process of a workpiece can be separated from the clamping seat 6 through the chip removal holes 19 and the side grooves 18, and the cleanliness of the machining state of the workpiece can be kept by matching with the spraying of the working solution, thereby being beneficial to high-precision machining of the workpiece;

in one embodiment, two through openings are formed in the surface of the partition 7, and the filter plates 11 are fixed to the peripheries of the two through openings, so that the working fluid can be filtered through the filter plates 11, so that the double-head nozzles 13 can continuously spray.

In one embodiment, the opposite surfaces of the movable clamp 16 and the fixed clamp 17 are provided with V-shaped clamping grooves, the bottom surface of the movable clamp 16 is attached to the clamping seat 6, and the clamping effect of the workpiece can be guaranteed through the V-shaped clamping grooves.

In one embodiment, the entire holder 6 has a U-shaped structure, and the surface of the holder 6 is uniformly provided with a plurality of chip removal holes 19, which are beneficial to chip removal of the holder 6.

In one embodiment, the liquid pump 8, the liquid supply pipe 9, the gooseneck 10 and the double-headed nozzle 13 are provided with two groups, and the two groups of liquid pumps 8, the liquid supply pipe 9, the gooseneck 10 and the double-headed nozzle 13 are symmetrical about the vertical center line of the working box 1, so that the working liquid spraying effect and range can be increased by the two groups of liquid pumps 8, the liquid supply pipe 9, the gooseneck 10 and the double-headed nozzle 13, and the flushing of the clamping seat 6 and the workpiece is facilitated.

In one embodiment, the top surface of the working box 1 is provided with an opening, and a baffle plate is welded on the periphery of the opening of the working box 1, so that electric spark splashing can be prevented by the baffle plate.

In one embodiment, the outer wall surface of the working box 1 is provided with a control switch, the output end of the control switch is electrically connected with the liquid pump 8, the electrical connection relationship between the control switch and the liquid pump 8 is a well-known prior art, and the control switch is not repeated, and is connected with an external power supply, so that power supply is convenient.

Working principle:

when the electric spark machining device is used, a workpiece is placed on the holder 6 of the working box 1, the threaded rod 15 on the fixed block 14 is rotated, one end of the threaded rod 15 is driven to push the movable clamp 16 to be close to the fixed clamp 17 under the action of the bearing seat, the workpiece is clamped between the movable clamp 16 and the fixed clamp 17, then the electrode machining device 5 on the mounting frame 4 is started to move downwards, the electrode machining device 5 is enabled to carry out electric corrosion treatment on the workpiece, when the working fluid is filtered, the liquid pump 8 installed in the working box 1 is started, the liquid pump 8 is driven to guide working fluid of peripheral chambers of the two partition plates 7 into the liquid supply pipe 9, then the liquid pump 10 and the double-end nozzles 13 at the end portions of the liquid pump are sprayed to the holder 6, the working fluid can cool the surface of the workpiece, and the condition of electric spark splashing can be avoided, the spraying range of the working fluid can be flexibly adjusted, when the liquid level of the chamber between the two partition plates 7 passes through the filter plate 11, the filter plate 11 and the inner active carbon adsorption layer 12 can be used for carrying out chip removal in the working fluid to the two partition plates 7, the chip removal holes can be formed in the two partition plates 6, the filter plate 18 can be matched with the side surfaces of the filter plate 6, and the chip removal holes can be formed in the side surfaces of the workpiece can be kept at the side surfaces of the holder 6, and the side surfaces of the filter holes can be matched with the filter holes can be formed by the filter holes, and the filter holes can be formed in the side surfaces of the holder 6, and the filter holes can be kept at the filter holes can be more clean by the surfaces of the filter holes can be matched with the filter holes and the filter dust can be in the dust can be removed by the dust in the dust removal hole is in the dust can and the dust can be removed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. EDM electric spark machining equipment, including work box (1), its characterized in that: the utility model discloses a water pump, including work box (1), pump (8) are installed in the cavity between two baffle (7), the top surface welding of cassette (6) has fixed block (14), and the surface threaded connection of fixed block (14) has threaded rod (15), the one end of threaded rod (15) is connected with movable fixture (16) through the bearing frame, and movable fixture (16) one side welding has fixed fixture (17), filter hole (19) have been seted up on cassette (6), and side groove (18) have been seted up to the side of cassette (6), upper portion surface fixation of baffle (7) has cassette (11), and fill in the cavity of two baffle (7) inside has liquid pump (8), the top surface welding of cassette (6) has fixed block (14), and the surface threaded rod (15) have one end of threaded rod (16), and movable fixture (16) one side welding has fixed fixture (17), filter hole (19) have been seted up to the side groove (18) of cassette (6), the upper portion surface fixation of baffle (7) has filter, and the inside cavity of (11) is filled with liquid pump (8), and gooseneck (9) supply pipe (9), one end of the gooseneck (10) is fixed with a double-end nozzle (13).

2. An EDM electrical discharge machining apparatus according to claim 1, wherein: two through openings are formed in the surface of the partition plate (7), and filter plates (11) are fixed to the peripheries of the two through openings.

3. An EDM electrical discharge machining apparatus according to claim 1, wherein: v-shaped clamping grooves are formed in the opposite surfaces of the movable clamp (16) and the fixed clamp (17), and the bottom surface of the movable clamp (16) is attached to the clamping seat (6).

4. An EDM electrical discharge machining apparatus according to claim 1, wherein: the clamping seat (6) is of a U-shaped structure as a whole, and a plurality of chip removal holes (19) are uniformly formed in the surface of the clamping seat (6).

5. An EDM electrical discharge machining apparatus according to claim 1, wherein: the liquid pump (8), the liquid supply pipe (9), the gooseneck pipe (10) and the double-headed nozzle (13) are arranged in two groups, and the two groups of liquid pumps (8), the liquid supply pipe (9), the gooseneck pipe (10) and the double-headed nozzle (13) are symmetrical about the vertical central line of the working box (1).

6. An EDM electrical discharge machining apparatus according to claim 1, wherein: an opening is formed in the top surface of the working box (1), and a baffle is welded at the edge of the opening of the working box (1) in a circle.

7. An EDM electrical discharge machining apparatus according to claim 1, wherein: the outer wall surface of the working box (1) is provided with a control switch, and the output end of the control switch is electrically connected with the liquid pump (8).