Multi-shaft independent machining electric spark machining machine

Abstract

The utility model discloses a multi-shaft independent machining electric spark machining machine, and particularly relates to the field of electric spark machining, the multi-shaft independent machining electric spark machining machine comprises a working table, a stand column, a liquid storage tank, a control panel, a multi-shaft working assembly and a working liquid groove, the stand column is installed on the upper end face of the working table, and one side of the stand column is provided with the liquid storage tank; a control panel is installed on one side of the liquid storage tank, a moving module is arranged on the side end face of the stand column, a multi-axis working assembly is arranged at the moving end of the moving module on the side end face of the stand column, and a working liquid groove is formed under the multi-axis working assembly. Wherein the multiple tool heads are used for machining the workpieces, the problem that in the prior art, when the workpieces are machined through an electric spark machining machine, the speed and efficiency of single-shaft workpiece machining are high is solved, multiple workpieces can be machined at the same time, the workpieces are machined through the four sets of tool heads respectively, and due to the fact that the tool heads can work independently, the machining efficiency is greatly improved. When the tool head is used for machining workpieces, four different patterns can be produced on the four sets of workpieces.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric spark processing field more specifically, the utility model relates to a kind of electric spark processing machine of multi-axis independent processing. BACKGROUND

[0002] Electric spark processing machine is a kind of mechanical processing equipment using electric energy and heat energy to process, mainly used for processing various shape complex and precision small workpieces, for example, metal mould, the manufacture of mechanical equipment, etc., its working principle is through the electric erosion of pulse discharge between tool electrode and workpiece electrode, to workpiece is processed;

[0003] For example, application No. CN201510665634.3 discloses an electric spark processing machine, which comprises a machine body and a stand column. The machine body is provided with a working liquid tank. The stand column is fixed to the rear part of the machine body. The top end of the stand column is provided with a sliding rail. A tool head is installed on the sliding rail. The tool head is located directly above the working liquid tank. The manufacturing cost is low. The device solves the problems of complex structure, high manufacturing cost and difficulty for small and medium-sized users to afford. In the prior art, the electric spark processing machine usually processes workpieces in single-axis mode. Therefore, the output end of the electric spark processing machine needs to be frequently moved during processing. However, the single-axis electric spark processing machine is prone to cause long processing time and low workpiece processing speed and efficiency.

[0004] Therefore, the electric spark processing machine of multi-axis independent processing is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an electric spark processing machine of multi-axis independent processing to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an electric spark processing machine of multi-axis independent processing, comprising a workbench, a stand column, a liquid storage tank, a control panel, a multi-axis working assembly and a working liquid tank. The stand column is installed on the upper end surface of the workbench. One side of the stand column is provided with the liquid storage tank. One side of the liquid storage tank is installed with the control panel. The side end surface of the stand column is provided with a moving module. The moving end of the moving module of the side end surface of the stand column is provided with the multi-axis working assembly. The multi-axis working assembly comprises a shell and a hydraulic drive. The shell is installed on the moving end of the moving module of the side end surface of the stand column. The inner cavity of the shell is provided with the hydraulic drive. One side of the hydraulic drive is provided with a working liquid circulating pump. The lower part of the working liquid circulating pump is provided with a moving assembly. The moving end of the moving assembly is provided with a rotating mechanism. The moving end of the rotating mechanism is provided with a tool head.

[0007] Preferably, the moving assembly comprises a first servo motor and a first threaded lead screw, the output end of the first servo motor is provided with the first threaded lead screw, the outer diameter surface of the first threaded lead screw is provided with a first threaded sleeve, the upper end surface of the first threaded sleeve is provided with a second servo motor, the output end of the second servo motor is provided with a second threaded lead screw, the outer diameter surface of the second threaded lead screw is provided with a second threaded sleeve, and the two sides of the first threaded lead screw and the second threaded lead screw are provided with sliding rods, and the sliding rods pass through the side end surfaces of the first threaded sleeve and the second threaded sleeve.

[0008] Preferably, the rotating mechanism comprises a cover body and a third servo motor, the inner cavity of the cover body is provided with the third servo motor, the output end of the third servo motor is provided with a first transmission rod, the first transmission rod transversely penetrates the side end surface of the cover body, one end of the first transmission rod is provided with a fourth servo motor, and the output end of the fourth servo motor is provided with a second transmission rod.

[0009] Preferably, the working liquid tank comprises a frame and a grid placing table, the inner side of the frame is provided with the grid placing table, the lower side of the grid placing table is provided with a flow guide plate, the upper end surface of the flow guide plate is provided with a flow guide hole, the lower side of the flow guide plate is provided with a filter grid, the outer surface of the filter grid is wrapped with a filter screen, and the lower side of the filter grid is provided with a liquid flowing hole.

[0010] Preferably, the first threaded lead screw and the first threaded sleeve form a threaded connection structure, the second threaded lead screw and the second threaded sleeve form a threaded connection structure, the output end of the working liquid circulating pump and the input end of the hydraulic driver form a communication structure, the output end of the hydraulic driver and the tool head form a communication structure, the liquid storage tank and the input end of the working liquid circulating pump form a communication structure, and the control panel is electrically connected with the first servo motor and the second servo motor.

[0011] Preferably, the contact surface of the cover body and the first transmission rod is provided with a bearing, the first transmission rod and the second transmission rod and the third servo motor and the fourth servo motor form a rotating structure which rotates around the center of the output end of the third servo motor and the fourth servo motor, and the liquid flowing hole is connected with the working liquid circulating pump through a liquid pipe.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] Compared with the prior art, the multi-shaft independent machining electric spark machining machine solves the problem of single-shaft machining speed efficiency of the workpiece in the prior art when the workpiece is machined by the electric spark machining machine, the device can machine the workpiece by multiple shafts, and the four groups of tool heads for electric spark machining can independently work, when the workpiece needs to be machined, the machining time of the workpiece is halved when two groups of tool heads machine the same workpiece, and the machining time of the workpiece is one fourth of the original when four groups of tool heads machine the same workpiece, and the above structure can also machine multiple workpieces at the same time, that is, four groups of tool heads machine workpieces respectively, when the above structure machines the workpieces, four workpieces can be produced in the time for producing one workpiece, and since the tool heads can independently work, four different patterns can be produced on the four workpieces when the tool heads machine the workpieces. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic diagram of the utility model.

[0015] Figure 2 It is a multi-shaft working assembly front cut structure schematic diagram of the utility model.

[0016] Figure 3 It is a working liquid tank front cut structure schematic diagram of the utility model.

[0017] Figure 4 It is a moving assembly overhead structure schematic diagram of the utility model.

[0018] Figure 5 It is a rotating mechanism front cut structure schematic diagram of the utility model.

[0019] The figure mark is: 1, workbench;2, stand;3, liquid storage tank;4, control panel;5, multi-shaft working assembly;51, shell;52, hydraulic driver;53, working liquid circulating pump;54, moving assembly;541, first servo motor;542, first threaded screw;543, first threaded sleeve;544, second servo motor;545, second threaded screw;546, second threaded sleeve;55, rotating mechanism;551, cover body;552, third servo motor;553, first transmission rod;554, fourth servo motor;555, second transmission rod;56, tool head;6, working liquid tank;61, frame;62, grid placing table;63, flow guide plate;64, flow guide hole;65, filter grid;66, filter screen;67, liquid flow hole. DETAILED DESCRIPTION

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Example 1

[0022] As attached Figures 1 to 4 The multi-axis independent machining EDM machine shown includes a worktable 1, a column 2, a liquid reservoir 3, a control panel 4, a multi-axis working assembly 5, and a working fluid tank 6. The column 2 is mounted on the upper surface of the worktable 1, and the liquid reservoir 3 is located on one side of the column 2. The control panel 4 is mounted on one side of the liquid reservoir 3. A moving module is located on the side end face of the column 2, and the moving end of the moving module on the side end face of the column 2 is equipped with the multi-axis working assembly 5. The working fluid tank 6 is located directly below the multi-axis working assembly 5. The multi-axis working assembly 5 includes a housing 51 and a hydraulic actuator. 52. The housing 51 is installed on the moving end of the moving module on the side end face of the column 2, and the inner cavity of the housing 51 is provided with a hydraulic driver 52. A working fluid circulation pump 53 is provided on one side of the hydraulic driver 52. A moving component 54 is provided below the working fluid circulation pump 53, and a rotating mechanism 55 is provided at the moving end of the moving component 54. A tool head 56 is provided at the moving end of the rotating mechanism 55. The multi-axis working component 5 is provided with four sets of hydraulic driver 52, working fluid circulation pump 53, moving component 54, rotating mechanism 55 and tool head 56.

[0023] The moving component 54 includes a first servo motor 541 and a first threaded screw 542. The output end of the first servo motor 541 is provided with the first threaded screw 542, and the outer diameter surface of the first threaded screw 542 is provided with a first threaded sleeve 543. The upper end surface of the first threaded sleeve 543 is provided with a second servo motor 544, and the output end of the second servo motor 544 is provided with a second threaded screw 545. The outer diameter surface of the second threaded screw 545 is provided with a second threaded sleeve 546. Slide rods are provided on both sides of the first threaded screw 542 and the second threaded screw 545, and the slide rods pass through the side end faces of the first threaded sleeve 543 and the second threaded sleeve 546.

[0024] The rotating mechanism 55 includes a cover 551 and a third servo motor 552. The third servo motor 552 is installed in the inner cavity of the cover 551, and a first transmission rod 553 is provided at the output end of the third servo motor 552. The first transmission rod 553 extends laterally through the side end face of the cover 551. A fourth servo motor 554 is installed at one end of the first transmission rod 553, and a second transmission rod 555 is provided at the output end of the fourth servo motor 554.

[0025] The working liquid tank 6 comprises a frame 61 and a grid placement table 62, the inner side of the frame 61 is provided with the grid placement table 62, the lower side of the grid placement table 62 is provided with a flow guide plate 63, the upper end surface of the flow guide plate 63 is provided with a flow guide hole 64, the lower side of the flow guide plate 63 is provided with a filter grid 65, and the outer surface of the filter grid 65 is wrapped with a filter screen 66, and the lower side of the filter grid 65 is provided with a liquid flow hole 67.

[0026] The plurality of tool heads 56 process the workpiece, solving the speed and efficiency of single-axis processing of the workpiece in the prior art when the workpiece is processed by the electric spark processing machine. The device processes the workpiece through multiple shafts, and the four groups of tool heads 56 for electric spark processing can work independently. When the workpiece needs to be processed, the processing time of the corresponding workpiece is halved when two groups of tool heads 56 process the same workpiece, and the processing time of the workpiece is one-fourth of the original when four groups of tool heads 56 process the same workpiece. At the same time, through the above structure, multiple workpieces can be processed at the same time, that is, through four groups of tool heads 56, the workpieces are processed respectively. When the workpiece is processed through the above structure, one workpiece can produce four workpieces in the time of producing one workpiece. Since the tool heads 56 can work independently, four different patterns can be produced on four workpieces when the tool heads 56 are used to process the workpieces.

[0027] Embodiment 2

[0028] Based on the embodiment 1, the scheme in the embodiment 1 is further refined and introduced in detail in combination with the specific working mode as follows: Figures 1 to 5 as shown in the following description:

[0029] As a preferred embodiment, the first threaded screw rod 542 and the first threaded sleeve 543 form a threaded connection structure, the second threaded screw rod 545 and the second threaded sleeve 546 form a threaded connection structure, the output end of the working liquid circulating pump 53 and the input end of the hydraulic drive 52 form a communication structure, the output end of the hydraulic drive 52 and the tool head 56 form a communication structure, the liquid storage tank 3 and the input end of the working liquid circulating pump 53 form a communication structure, and the control panel 4 is electrically connected with the first servo motor 541 and the second servo motor 544.

[0030] As a preferred embodiment, the contact surface of the cover body 551 and the first transmission rod 553 is provided with a bearing, the first transmission rod 553 and the second transmission rod 555 and the third servo motor 552 and the fourth servo motor 554 form a rotating structure around the center of the output end of the third servo motor 552 and the fourth servo motor 554, and the liquid flow hole 67 and the working liquid circulating pump 53 form a communication structure through a liquid pipe.

[0031] The utility model discloses a working process is as follows: wherein through the control panel 4 with first servo motor 541, second servo motor 544, third servo motor 552, fourth servo motor 554, working liquid circulating pump 53 and hydraulic driver 52 electric connection, thereby control this device work, and wherein first threaded screw rod 542 and first threaded sleeve 543 constitute screw thread connection structure, second threaded screw rod 545 and second threaded sleeve 546 constitute screw thread connection structure, so as to adjust the position of tool head 56, and the output of working liquid circulating pump 53 and the input of hydraulic driver 52 constitute intercommunication structure, and the output of hydraulic driver 52 and tool head 56 constitute intercommunication structure, and the input of working liquid circulating pump 53 and liquid tank 3 constitute intercommunication structure, and liquid flow hole 67 passes through liquid pipe and working liquid circulating pump 53 constitute intercommunication structure, thereby be favorable to the circulation use working liquid, and be provided with bearing through the contact surface of cover body 551 and first transmission rod 553, and first transmission rod 553 and second transmission rod 555 and third servo motor 552 and fourth servo motor 554 constitute the rotation structure of around third servo motor 552 and fourth servo motor 554 output end center rotation, thereby be favorable to tool head 56 multi -angle and carry out rotation, and be favorable to work, wherein a plurality of tool heads 56 carry out processing to workpiece, wherein this device carries out through a plurality of tool heads 56 to workpiece, and four groups of tool heads 56 for electric spark machining can independently work, when needing to carry out processing to workpiece, corresponding workpiece processing time is reduced by half, utilizes four groups of tool heads 56 to carry out processing to same workpiece, simultaneously can also carry out processing to multiple workpieces simultaneously, and tool head 56 can independently work, when using tool head 56 to carry out processing to workpiece, four groups of workpieces can produce four different patterns.

Claims

1. A multi-axis independent processing electric spark machining machine, comprising a workbench (1), a column (2), a liquid storage tank (3), a control panel (4), a multi-axis work assembly (5) and a working liquid tank (6), characterized in that: The column (2) is installed on the upper end face of the workbench (1), and one side of the column (2) is provided with a liquid storage tank (3), one side of the liquid storage tank (3) is provided with a control panel (4), and the side end face of the column (2) is provided with a moving module, and the moving end of the column (2) side end face moving module is provided with a multi-axis working assembly (5), and the lower side of the multi-axis working assembly (5) is provided with a working liquid tank (6), and the multi-axis working assembly (5) comprises a shell (51) and a hydraulic drive (52), the shell (51) is installed on the moving end of the column (2) side end face moving module, and the inner cavity of the shell (51) is provided with a hydraulic drive (52), one side of the hydraulic drive (52) is provided with a working liquid circulating pump (53), the lower side of the working liquid circulating pump (53) is provided with a moving assembly (54), and the moving end of the moving assembly (54) is provided with a rotating mechanism (55), and the moving end of the rotating mechanism (55) is provided with a tool head (56).

2. The multi-axis independent machining EDM machine according to claim 1, characterized in that: The moving assembly (54) comprises a first servo motor (541) and a first threaded lead screw (542), and the output end of the first servo motor (541) is provided with a first threaded lead screw (542), and the outer diameter surface of the first threaded lead screw (542) is provided with a first threaded sleeve (543), and the upper end face of the first threaded sleeve (543) is provided with a second servo motor (544), and the output end of the second servo motor (544) is provided with a second threaded lead screw (545), and the outer diameter surface of the second threaded lead screw (545) is provided with a second threaded sleeve (546), and the two sides of the first threaded lead screw (542) and the second threaded lead screw (545) are provided with slide rods, and the slide rods penetrate through the side end faces of the first threaded sleeve (543) and the second threaded sleeve (546).

3. The multi-axis independent machining EDM machine according to claim 1, characterized in that: The rotating mechanism (55) comprises a cover (551) and a third servo motor (552), the inner cavity of the cover (551) is provided with a third servo motor (552), the output end of the third servo motor (552) is provided with a first transmission rod (553), and the first transmission rod (553) penetrates through the side end face of the cover (551) transversely, one end of the first transmission rod (553) is provided with a fourth servo motor (554), and the output end of the fourth servo motor (554) is provided with a second transmission rod (555).

4. The multi-axis independent machining EDM machine according to claim 3, characterized in that: The working liquid tank (6) comprises a frame (61) and a grid placing table (62), the inner side of the frame (61) is provided with a grid placing table (62), the lower side of the grid placing table (62) is provided with a guide plate (63), the upper end face of the guide plate (63) is provided with a guide hole (64), the lower side of the guide plate (63) is provided with a filter grid (65), and the outer surface of the filter grid (65) is wrapped with a filter screen (66), and the lower side of the filter grid (65) is provided with a liquid flow hole (67).

5. The multi-axis independent machining EDM machine according to claim 2, characterized in that: The first threaded rod (542) and the first threaded sleeve (543) form a threaded connection structure, the second threaded rod (545) and the second threaded sleeve (546) form a threaded connection structure, the output end of the working fluid circulating pump (53) and the input end of the hydraulic driver (52) form a communication structure, the output end of the hydraulic driver (52) and the tool head (56) form a communication structure, the liquid storage tank (3) and the input end of the working fluid circulating pump (53) form a communication structure, and the control panel (4) is electrically connected with the first servo motor (541) and the second servo motor (544).

6. The multi-axis independent machining EDM machine according to claim 4, characterized in that: The contact surface of the cover body (551) and the first transmission rod (553) is provided with a bearing, the first transmission rod (553) and the second transmission rod (555) and the third servo motor (552) and the fourth servo motor (554) form a rotating structure which rotates around the center of the output end of the third servo motor (552) and the fourth servo motor (554), and the liquid flow hole (67) and the working fluid circulating pump (53) form a communication structure through a liquid pipe.

Images