CN214867811U - Main shaft device of spark erosion drilling machine - Google Patents
Main shaft device of spark erosion drilling machine Download PDFInfo
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- CN214867811U CN214867811U CN202121267490.3U CN202121267490U CN214867811U CN 214867811 U CN214867811 U CN 214867811U CN 202121267490 U CN202121267490 U CN 202121267490U CN 214867811 U CN214867811 U CN 214867811U
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- main shaft
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Abstract
The utility model provides a main shaft device of an electric spark perforating machine, which comprises a stand column, a servo motor, a main shaft fixing seat, a main screw rod rotating shaft head fixing support, a rotating head, an electrode wire, an auxiliary screw rod, a gear transmission assembly, an auxiliary guider support and an auxiliary guider; the electric spark perforating machine main shaft device in this embodiment utilizes the main lead screw to drive the electrode wire to reciprocate through the double screw rod structure that adopts main lead screw, vice lead screw to constitute, realizes the electric spark machining operation to the processing product, utilizes vice director of vice lead screw drive to reciprocate along the electrode wire simultaneously, supports the electrode wire, prevents to produce in the electrode wire course of working and rocks, improves processingquality, also prevents the electrode wire fracture simultaneously.
Description
Technical Field
The utility model relates to an electric spark numerical control technical field, concretely relates to electric spark puncher main shaft device.
Background
The numerical control main shaft is a part of an electric spark machine tool, is the most precise part of the whole machine structure, and is a main body part for mounting an electrode. However, the structure of the existing numerical control main shaft can not well meet the requirements of numerical control machining high-precision accessories, especially for small-hole workpieces with large thickness and small machining size.
Therefore, it is important to provide a spindle structure of an edm punch capable of machining a small hole having a large thickness and a small size.
Disclosure of Invention
To the defect that exists among the prior art, the utility model aims to provide an electric spark perforating machine main shaft device, the machined product of the less aperture of the workable thickness of this main shaft device and machining dimension.
In order to solve the technical problems, the following technical scheme is adopted:
the embodiment of the application provides an electric spark punching machine main shaft device, main shaft device includes the stand, main shaft device still includes:
a servo motor;
the main shaft fixing seat is fixedly arranged on the upright post;
the main screw rod is rotatably arranged on the main shaft fixing seat and is fixedly connected with the servo motor;
the main screw rod rotating shaft head fixing support is arranged on the main screw rod, and the main screw rod rotating shaft head fixing support and the main screw rod form worm gear meshing transmission;
the rotating head is fixedly arranged on the main screw rod rotating shaft head fixing support;
the electrode wire is fixedly connected with the rotating head;
the auxiliary screw rod is rotatably arranged on the main shaft fixing seat and is parallel to the main screw rod;
the gear transmission assembly is arranged between the main screw rod and the auxiliary screw rod;
the auxiliary guider bracket is arranged on the auxiliary screw rod, and the auxiliary guider bracket and the auxiliary screw rod form worm and gear transmission;
and the auxiliary guider is fixedly arranged on the auxiliary guider bracket, and the auxiliary guider is slidably arranged on the electrode wire.
Furthermore, the electrode wire is fixedly arranged on the rotary head through a drill chuck arranged on the electrode wire.
Further, the transmission ratio between the main screw rod and the auxiliary screw rod is greater than one.
Further, the spindle device further comprises an electrode guide device which is arranged at one end of the electrode wire in the adjacent mode and used for machining, and the electrode guide device is installed on the spindle fixing seat.
The utility model has the advantages that: the electric spark perforating machine main shaft device in this embodiment utilizes the main lead screw to drive the electrode wire to reciprocate through the double screw rod structure that adopts main lead screw, vice lead screw to constitute, realizes the electric spark machining operation to the processing product, utilizes vice director of vice lead screw drive to reciprocate along the electrode wire simultaneously, supports the electrode wire, prevents to produce in the electrode wire course of working and rocks, improves processingquality, also prevents the electrode wire fracture simultaneously.
Drawings
Fig. 1 is a schematic structural view of a spindle device of an edm punch according to an embodiment of the present disclosure.
In the figure:
the method comprises the following steps of 1-upright posts, 2-servo motors, 3-gear transmission assemblies, 4-main shaft fixing seats, 5-main screw rods, 6-auxiliary screw rods, 7-main screw rod rotating shaft head fixing supports, 8-rotating heads, 9-drill chucks, 10-auxiliary guider supports, 11-auxiliary guiders, 12-electrode guiding devices and 13-electrode wires.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the following detailed description.
Referring to fig. 1, fig. 1 is a schematic structural view of a main shaft device of an electric discharge drilling machine in an embodiment of the present application. The electric spark perforating machine spindle unit in this application embodiment, including stand 1, servo motor 2, main shaft fixing base 4, main spindle pole 5, the rotatory spindle nose fixed bolster 7 of main spindle pole, rotating head 8, electrode wire 13, vice spindle pole 6, gear drive assembly 3, vice director support 10 and vice director 11.
In this embodiment, 4 fixed mounting of main shaft fixing base are on stand 1, main lead screw 5 rotates and installs on main shaft fixing base 4, main lead screw 5 links to each other with servo motor 2 is fixed, main lead screw rotatory spindle nose fixed bolster 7 is installed on main lead screw 5, main lead screw rotatory spindle nose fixed bolster 7 constitutes the worm gear with main lead screw 5 and meshes the transmission, 8 fixed mounting of rotating head is on main lead screw rotatory spindle nose fixed bolster 7, wire electrode 13 links to each other with 8 fixed rotating heads, 6 rotations of vice lead screw are installed on main shaft fixing base 4, vice lead screw 6 and 5 parallel arrangement of main lead screw, the two is along the length direction parallel arrangement of main shaft fixing base 4 promptly. The gear transmission assembly 3 is arranged between the main screw rod 5 and the auxiliary screw rod 6, the auxiliary guider support 10 is installed on the auxiliary screw rod 6, the auxiliary guider support 10 and the auxiliary screw rod form turbine worm transmission, the auxiliary guider 11 is fixedly installed on the auxiliary guider support 10, and the auxiliary guider 11 is installed on the electrode wire 13 in a sliding mode.
When the numerical control machine tool works, the control system sends pulses to the servo motor 2, the servo motor 2 rotates forwards to drive the main screw rod 5 to rotate, the main screw rod 5 further drives the electrode wire 13 to move up and down, electric spark machining operation on a machined product is achieved, meanwhile, the auxiliary guide device 11 is driven by the auxiliary screw rod 6 to move up and down along the electrode wire 13 to support the electrode wire 13, shaking in the machining process of the electrode wire 13 is prevented, machining quality is improved, and meanwhile, the electrode wire 13 is prevented from being broken.
In some embodiments of the present application, the wire electrode 13 is fixedly mounted on the rotary head 8 by means of a drill chuck 9 provided therewith. Meanwhile, an electrode guide 12 is further disposed at a machining end adjacent to the wire electrode 13, and the electrode guide 12 is mounted on the spindle fixing base 4 and used for guiding the wire electrode 13.
In order to ensure that the secondary guide 11 guides the wire electrode 13 better, the transmission ratio between the main wire rod 5 and the secondary wire rod 6 is greater than one in this embodiment.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalent technologies, the present invention is also intended to include such modifications and variations.
Claims (4)
1. The utility model provides an electric spark punching machine main shaft device, main shaft device includes the stand, its characterized in that, main shaft device still includes:
a servo motor;
the main shaft fixing seat is fixedly arranged on the upright post;
the main screw rod is rotatably arranged on the main shaft fixing seat and is fixedly connected with the servo motor;
the main screw rod rotating shaft head fixing support is arranged on the main screw rod, and the main screw rod rotating shaft head fixing support and the main screw rod form worm gear meshing transmission;
the rotating head is fixedly arranged on the main screw rod rotating shaft head fixing support;
the electrode wire is fixedly connected with the rotating head;
the auxiliary screw rod is rotatably arranged on the main shaft fixing seat and is parallel to the main screw rod;
the gear transmission assembly is arranged between the main screw rod and the auxiliary screw rod;
the auxiliary guider bracket is arranged on the auxiliary screw rod, and the auxiliary guider bracket and the auxiliary screw rod form worm and gear transmission;
and the auxiliary guider is fixedly arranged on the auxiliary guider bracket, and the auxiliary guider is slidably arranged on the electrode wire.
2. A spindle arrangement as claimed in claim 1, in which the wire electrode is fixedly mounted on the rotary chuck by means of a drill chuck provided therewith.
3. A spindle arrangement according to claim 1 or 2, characterised in that the transmission ratio between the primary and secondary screw is greater than one.
4. The spindle assembly of claim 1, further comprising an electrode guide disposed adjacent the machined end of the wire electrode, the electrode guide being mounted on the spindle mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121267490.3U CN214867811U (en) | 2021-06-08 | 2021-06-08 | Main shaft device of spark erosion drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121267490.3U CN214867811U (en) | 2021-06-08 | 2021-06-08 | Main shaft device of spark erosion drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214867811U true CN214867811U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121267490.3U Active CN214867811U (en) | 2021-06-08 | 2021-06-08 | Main shaft device of spark erosion drilling machine |
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| Country | Link |
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| CN (1) | CN214867811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192912A (en) * | 2021-12-02 | 2022-03-18 | 苏州苏极电机械科技有限公司 | Vibrating type electric spark micro-hole machining mechanism |
-
2021
- 2021-06-08 CN CN202121267490.3U patent/CN214867811U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192912A (en) * | 2021-12-02 | 2022-03-18 | 苏州苏极电机械科技有限公司 | Vibrating type electric spark micro-hole machining mechanism |
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