Fine hole electric discharge machine for die punching

Abstract

The utility model belongs to the technical field of die punching, and discloses a fine hole electric discharge machine for die punching, which comprises a cooling liquid tank, the top end of the cooling liquid tank is fixedly connected with a support plate, one end of the support plate is fixedly connected with a cross-shaped sliding table, the bottom end of the cross-shaped sliding table is fixedly connected with a pulse power supply, and the pulse power supply is fixedly connected with a motor. The pulse power source is arranged in the cooling liquid box, the output end of the pulse power source is fixedly connected with an electrode wire, a cooling liquid circulating mechanism is arranged at the top end of the cooling liquid box, and the cooling liquid circulating mechanism comprises a water pump fixedly connected with the cooling liquid box. After cooling is completed, cooling liquid flows into the liquid leakage groove along the inclined liquid drainage groove and flows back to the cooling liquid box again after impurities are filtered out through the filter screen, cyclic utilization of the cooling liquid is achieved, and the use cost of the cooling liquid is saved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mould punching technical field, specifically a fine hole discharge machine for mould punching. BACKGROUND

[0002] With the rapid development of modern manufacturing industry, as the basic process equipment of industrial production, the application field of mould is expanding, covering automobile, electronic, aerospace and other key industries. In these industries, unprecedented high requirements are put forward for the precision, complexity and functionality of mould.

[0003] At the same time, the patent specification with the application number CN216298203U discloses a fine hole discharge machine for mould punching, which comprises a mounting box, a mounting table, a fine hole discharge machine body, a punching moving mechanism and a punching slag removal mechanism, the mounting table is horizontally arranged on the top of the mounting box, the fine hole discharge machine body is located on the top of the mounting table, the punching moving mechanism is arranged on the top of the mounting table, the punching slag removal mechanism is arranged in the mounting table, the punching slag removal mechanism is in sliding cooperation with the mounting table, and the top of the mounting table is a grid structure.

[0004] The existing fine hole discharge machine for mould punching cannot realize the recycling of cooling liquid during use, and the used cooling liquid is directly discharged, which causes a large amount of waste of resources. In addition, the fixing mode of most moulds during processing is usually simple and extensive. Under the long-time high-frequency processing vibration, the mould is prone to looseness and displacement, which leads to punching position deviation, seriously affects the punching precision and mould processing quality, and makes the qualified rate of processed products lower.

[0005] Therefore, a fine hole discharge machine for mould punching is proposed for the above problems. UTILITY MODEL CONTENTS

[0006] To solve the problems proposed in the above background art, the utility model provides a fine hole discharge machine for mould punching, which has the advantages of realizing the recycling of cooling liquid, saving the use cost of cooling liquid, and keeping the mould accurate and fixed during punching process, effectively improving the punching precision and improving the product qualified rate.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A kind of fine hole discharge machine for mould punching, including cooling liquid tank, the top of the cooling liquid tank is fixedly connected with support plate, one end of the support plate is fixedly connected with cross slide, the bottom of the cross slide is fixedly connected with pulse power supply, the output of the pulse power supply is fixedly connected with electrode wire, the top of the cooling liquid tank is equipped with cooling liquid circulation mechanism, the cooling liquid circulation mechanism includes the water pump being fixedly connected with cooling liquid tank, one end of the water pump is fixedly connected with transmission pipe, the other end of the transmission pipe is fixedly connected with cooling liquid tank, the output of the water pump is fixedly connected with drain pipe, one end of the drain pipe is fixedly connected with spray head, the top of the cooling liquid tank is fixedly connected with processing table, the top of the cooling liquid tank is equipped with two drain grooves, one end of the top of the cooling liquid tank is equipped with through type leakage groove, the leakage groove and two drain grooves are located at the edge of processing table.

[0008] Preferably, the inner surface of the leakage groove is provided with a filter frame, the lower inner wall of the filter frame is provided with a filter screen, and the top of the filter frame is provided with a frame plate on both sides.

[0009] Preferably, the two drain grooves are inclined, and the two drain grooves are inclined towards the drain groove, and the two drain grooves are connected with the leakage groove.

[0010] Preferably, the processing table is in the shape of a prism.

[0011] Preferably, the edges of the top of the cooling liquid tank are fixedly connected with baffles.

[0012] Preferably, the top of the processing table is provided with four vertical grooves, the inner surfaces of the four vertical grooves are slidingly connected with vertical blocks, one end of the vertical blocks is fixedly connected with wedge-shaped positioning blocks, the lower inner walls of the vertical grooves are fixedly connected with springs, and the top of the four springs is fixedly connected with the four vertical blocks.

[0013] Preferably, the inclined surfaces of the four wedge-shaped positioning blocks are towards the center of the processing table, and the inclined surfaces of the four wedge-shaped positioning blocks are coated with anti-slip paint.

[0014] Preferably, the inner walls of the four vertical grooves are provided with limiting grooves, and the two ends of the four vertical blocks are fixedly connected with limiting blocks matched with the limiting grooves.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The utility model discloses a cooling liquid circulation mechanism is set up under the power action of water pump, and cooling liquid is extracted from cooling liquid tank, is sent to cooling spray head through transmission pipe, liquid discharge pipe, is evenly sprayed in mould processing place, and after completing cooling, cooling liquid flows into the liquid leakage groove along the inclined liquid discharge groove, and after the impurity is filtered through the filter screen, reflows back to the cooling liquid tank, realizes the recycling of cooling liquid, and the use cost of cooling liquid is saved.

[0017] 2. The utility model discloses a set up through the setting of the wedge positioning block, under the elasticity of spring, the wedge positioning block can be according to the shape and the placement position of mould adaptive adjustment, closely fits the mould surface, effectively increases the stability when mould processing, makes the mould always keep accurate fixed in the punching process, effectively promotes the punching precision, improves the product qualified rate. DRAWINGS

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the filter frame and cooling liquid tank explosion drawing of the utility model;

[0020] Figure 3 It is the processing table section structure schematic diagram of the utility model;

[0021] Figure 4 It is the utility model Figure 3 It is the structure schematic diagram of A place in the utility model;

[0022] Figure 5 It is the filter frame structure schematic diagram of the utility model;

[0023] Figure 6 It is the cross slide structure schematic diagram of the utility model.

[0024] In the drawing: 1, cooling liquid tank;2, baffle;

[0025] 3, cooling liquid circulation mechanism;31, liquid discharge groove;32, transmission pipe;33, water pump;34, liquid discharge pipe;35, liquid leakage groove;36, filter frame;361, shelf board;362, filter screen;

[0026] 4, processing table;41, wedge positioning block;42, limit slot;43, vertical block;44, spring;45, vertical groove;46, limit block;

[0027] 5, support plate;6, cross slide;61, pulse power supply;62, electrode wire. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] As shown in Figures 1 to 6 The utility model provides a fine hole discharge machine for mould punching, including cooling liquid tank 1, the top of cooling liquid tank 1 is fixedly connected with support plate 5, one end of support plate 5 is fixedly connected with cross slide 6, the bottom of cross slide 6 is fixedly connected with pulse power 61, the output of pulse power 61 is fixedly connected with electrode filament 62, through cross slide 6, the position of pulse power 61 and electrode filament 62 can be adjusted flexibly, the punching operation of different positions of mould is convenient, the flexibility and applicability of punching are improved, the top of cooling liquid tank 1 is equipped with cooling liquid circulation mechanism 3,

[0030] Cooling liquid circulation mechanism 3 includes the water pump 33 of fixed connection with cooling liquid tank 1, one end of water pump 33 is fixedly connected with transmission pipe 32, the other end of transmission pipe 32 is fixedly connected with cooling liquid tank 1, the output of water pump 33 is fixedly connected with drain pipe 34, one end of drain pipe 34 is fixedly connected with shower head, the top of cooling liquid tank 1 is fixedly connected with processing table 4, the top of cooling liquid tank 1 is equipped with two drain grooves 31, one end of the top of cooling liquid tank 1 is equipped with the through type of leakage groove 35, and the leakage groove 35 and the two drain grooves 31 are located at the edge of the processing table 4. Through the above scheme, the device can not only continuously cool for the mould punching process, effectively reduce the heat generated during processing, ensure the punching precision, but also reduce the consumption of cooling liquid and reduce the use cost.

[0031] Specifically, the inner surface of the leakage groove 35 is provided with a filter frame 36, the lower inner wall of the filter frame 36 is provided with a filter screen 362, and the two sides of the top of the filter frame 36 are provided with frame plates 361. The filter screen 362 can effectively filter impurities and debris in the cooling liquid, prevent them from entering the cooling liquid circulation system again, ensure the cleanliness of the cooling liquid, and thus improve the service life and punching quality of the equipment.

[0032] As shown in Figures 1 to 6 The two drain grooves 31 are inclined, and the two drain grooves 31 are inclined towards the drain groove 31. The two drain grooves 31 are connected with the leakage groove 35. The inclined drain groove 31 design can make the used cooling liquid flow quickly and smoothly into the leakage groove 35, speed up the circulation speed of the cooling liquid, and improve the cooling efficiency.

[0033] Further, the processing table 4 is in the shape of a prism, which is more conducive to the flow of the cooling liquid to the four corners, and the cooling liquid can flow into the drainage groove 31, and the residual cooling liquid on the processing table 4 can be reduced.

[0034] As shown in Figures 1 to 6 The edge of the top end of the cooling liquid tank 1 is fixedly connected with a baffle 2, which can prevent the cooling liquid from splashing out of the upper part of the cooling liquid tank 1, avoid the pollution of the surrounding environment by the cooling liquid, and keep the working site clean.

[0035] It is worth noting that the top end of the processing table 4 is provided with four vertical grooves 45, the inner surfaces of the four vertical grooves 45 are slidably connected with vertical blocks 43, one end of the vertical blocks 43 is fixedly connected with wedge-shaped positioning blocks 41, the lower inner walls of the vertical grooves 45 are fixedly connected with springs 44, the top ends of the four springs 44 are fixedly connected with the four vertical blocks 43, and the wedge-shaped positioning blocks 41 can automatically clamp and position the mold placed on the processing table 4 under the action of the springs 44, thereby improving the stability of the mold in the punching process.

[0036] As shown in Figures 1 to 6 The inclined surfaces of the four wedge-shaped positioning blocks 41 are towards the center of the processing table 4, and the inclined surfaces of the four wedge-shaped positioning blocks 41 are coated with anti-skid paint, which increases the friction between the wedge-shaped positioning blocks 41 and the mold, further improves the stability of the mold positioning, reduces the displacement of the mold in the punching process, and ensures the punching precision.

[0037] It is worth emphasizing that the inner walls of the four vertical grooves 45 are provided with limiting grooves 42, and the two ends of the four vertical blocks 43 are fixedly connected with limiting blocks 46 for cooperation with the limiting grooves 42, so as to ensure the stability of the sliding of the vertical blocks 43 in the vertical grooves 45, and enable the wedge-shaped positioning blocks 41 to accurately position the mold.

[0038] The structure of the motor and the like is prior art, and will not be described in detail; meanwhile, the utility model also includes a power supply, a controller, a switch and the like, which are not the main technical points of the patent, and will not be described in detail. The wiring diagram of the motor in the utility model belongs to the common knowledge in the art, and its working principle is a known technology. The type is selected according to actual use, so the control mode and wiring arrangement of the motor will not be explained in detail.

[0039] Working principle and process: when using the device, first place the mold on the processing table 4, the mold extrudes the wedge-shaped positioning block 41, the wedge-shaped positioning block 41 drives the vertical block 43 to compress the spring 44, under the reaction force of the spring 44, the wedge-shaped positioning block 41 tightly clamps the mold to realize positioning. Start the water pump 33, the cooling liquid is pumped out from the cooling liquid tank 1 through the transmission pipe 32, and is sprayed to the mold processing part through the drain pipe 34 and the nozzle for cooling. The used cooling liquid flows into the drain tank 35 along the drain groove 31, is filtered through the filter screen 362 and then flows back to the cooling liquid tank 1, realizing the recycling of the cooling liquid. At the same time, the position of the pulse power supply 61 and the electrode wire 62 is adjusted through the cross slide 6, the pulse power supply 61 provides power for the electrode wire 62, and the mold is punched.

[0040] It should be noted that, in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0041] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A fine hole discharge machine for die piercing, comprising a cooling liquid tank (1), characterized in that: The top end of the cooling liquid tank (1) is fixedly connected with a support plate (5), one end of the support plate (5) is fixedly connected with a cross sliding table (6), the bottom end of the cross sliding table (6) is fixedly connected with a pulse power supply (61), the output end of the pulse power supply (61) is fixedly connected with an electrode wire (62), and the top end of the cooling liquid tank (1) is provided with a cooling liquid circulating mechanism (3). The cooling liquid circulating mechanism (3) comprises a water pump (33) fixedly connected with the cooling liquid tank (1), one end of the water pump (33) is fixedly connected with a transmission pipe (32), the other end of the transmission pipe (32) is fixedly connected with the cooling liquid tank (1), the output end of the water pump (33) is fixedly connected with a liquid discharge pipe (34), one end of the liquid discharge pipe (34) is fixedly connected with a spray head, the top end of the cooling liquid tank (1) is fixedly connected with a machining table (4), the top end of the cooling liquid tank (1) is provided with two liquid discharge grooves (31), and one end of the top end of the cooling liquid tank (1) is provided with a through-type liquid leakage groove (35), the liquid leakage groove (35) and the two liquid discharge grooves (31) are located at the edges of the machining table (4).

2. A fine hole discharge machine for die piercing according to claim 1, wherein: The inner surface of the liquid leakage groove (35) is provided with a filter frame (36), the lower inner wall of the filter frame (36) is provided with a filter screen (362), and the top end of the filter frame (36) is provided with frame plates (361) on both sides.

3. A fine hole electrical discharge machine for die punching according to claim 1, characterized in that: Both of the two liquid discharge grooves (31) are inclined, and both of the two liquid discharge grooves (31) are inclined towards the liquid discharge groove (31), and the two liquid discharge grooves (31) are connected with the liquid leakage groove (35) in common.

4. The fine hole electrical discharge machine for die punching according to claim 1, wherein: The machining table (4) is a prism.

5. The fine hole electrical discharge machine for die punching according to claim 1, wherein: The edges of the top end of the cooling liquid tank (1) are fixedly connected with baffles (2).

6. A fine hole electrical discharge machine for die punching according to claim 1, wherein: The top end of the machining table (4) is provided with four vertical grooves (45), the inner surfaces of the four vertical grooves (45) are slidably connected with vertical blocks (43), one end of each vertical block (43) is fixedly connected with a wedge-shaped positioning block (41), the lower inner walls of the vertical grooves (45) are fixedly connected with springs (44), and the top ends of the four springs (44) are fixedly connected with the four vertical blocks (43) respectively.

7. A fine hole electrical discharge machine for die piercing according to claim 6, characterized in that: The inclined surfaces of the four wedge-shaped positioning blocks (41) are all towards the center of the machining table (4), and the inclined surfaces of the four wedge-shaped positioning blocks (41) are all coated with anti-skid paint.

8. A fine hole electrical discharge machine for die punching according to claim 6, wherein: The inner walls on both sides of the four vertical grooves (45) are provided with limiting grooves (42), and the two ends of the four vertical blocks (43) are fixedly connected with limiting blocks (46) matched with the limiting grooves (42).

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