CN214392685U - Automatic electrode replacing device of electric spark forming machine - Google Patents
Automatic electrode replacing device of electric spark forming machine Download PDFInfo
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- CN214392685U CN214392685U CN202120316970.8U CN202120316970U CN214392685U CN 214392685 U CN214392685 U CN 214392685U CN 202120316970 U CN202120316970 U CN 202120316970U CN 214392685 U CN214392685 U CN 214392685U
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Abstract
An automatic electrode replacing device of an electric spark forming machine belongs to the technical field of machinery. The machine tool spindle is connected with a machine tool spindle head, one end of a support is connected with the machine tool spindle, the other end of the support is connected with a vertical cylinder, the vertical cylinder is connected with a rotary cylinder, the rotary cylinder is connected with a horizontal cylinder, the horizontal cylinder is connected with a knife claw through a pneumatic guide rail, the knife claw is provided with a double-arm plug, a reference seat is connected with the knife handle, the lower groove of the knife handle can be connected with the double-arm plug of the knife claw, the knife holder is provided with the double-arm plug, the double-arm plug of the knife holder can be connected with the upper groove of the knife handle, the reference seat is connected with an electrode through a screw, a driving sprocket is connected with a driven sprocket through a chain, fixing pieces are respectively connected to the outer circumference of the chain, the driven sprocket is connected with a supporting plate through a bearing, a speed reducer is connected with the supporting plate through a screw, the knife holder is installed on the fixing pieces through a screw, the speed reducer is connected with a driving motor through a coupler, and the driving sprocket is fixedly connected with a shaft of the speed reducer through a key.
Description
Technical Field
The utility model belongs to the technical field of machinery, a automatic electrode assembly that changes of electric spark make-up machine is related to.
Background
When the electric spark forming machine is used for processing a workpiece, after one procedure is finished, an electrode needs to be replaced for processing the next procedure. The machining process of some workpieces is complex and has multiple working procedures, a plurality of electrodes need to be replaced, and the machining efficiency of the workpieces is reduced by adopting a mode of manually replacing the electrodes. The number of electrodes which can be clamped by the conventional disc type electrode replacing device is small, and the machining requirement of a workpiece is difficult to meet. The disc type electrode replacing device occupies a large space and is not beneficial to realizing the compactness of the machine tool.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem that prior art exists to an automatic electrode device of changing of electric spark make-up machine is provided.
The problems in the prior art are solved by the following technical scheme: an automatic electrode replacing device of an electric spark forming machine is disclosed, wherein a machine tool main shaft is connected with a machine tool main shaft head, one end of a support is connected with the machine tool main shaft, the other end of the support is connected with a vertical cylinder, the vertical cylinder is connected with a rotary cylinder, the rotary cylinder is connected with a horizontal cylinder, the horizontal cylinder is connected with a knife claw through a pneumatic guide rail, the knife handle is provided with an upper groove and a lower groove, the knife claw is provided with a double-arm plug, a reference seat is connected with the knife handle, the lower groove of the knife handle can be connected with the double-arm plug of the knife claw, a knife holder is provided with a double-arm plug, the double-arm plug of the knife holder can be connected with the upper groove of the knife handle, the reference seat is connected with an electrode through a screw, a driving sprocket is connected with a driven sprocket through a chain, the outer circumferences of the chain are respectively connected with a fixed plate, the driven sprocket is connected with a supporting plate through a bearing, a speed reducer is connected with the supporting plate through a screw, the supporting plate is connected with a bearing through a shaft, and the knife holder is arranged on the fixed plate through a screw, the speed reducer is connected with the driving motor through a coupling, and the driving chain wheel is fixedly connected with a shaft of the speed reducer through a key; the non-contact switch bracket is connected with the inductive switch and is connected with the shaft of the supporting plate.
The outer circumference of the bearing is connected with the inner cavity of the driven chain wheel through interference fit.
The utility model has the advantages that the machine tool automatically changes the electrode, and the processing efficiency is improved; compared with the existing disc-shaped tool rest rotating disc, the elliptical tool rest rotating disc has the advantages that the whole mechanism is more compact, and the occupied area of the device is saved; more electrodes can be arranged on the tool rest, so that the requirement that a plurality of electrodes need to be replaced for a special workpiece is met; the mechanical arm is three degrees of freedom, adopts a mode of air pump driving, and has simple structure and easy programming.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. As shown in the figure:
fig. 1 is a schematic structural diagram of the present invention before assembly.
Fig. 2 is the structure diagram of the utility model after assembly.
In the figure: the device comprises a driving sprocket 1, a chain 2, a driven sprocket 3, a fixing piece 4, a tool apron 5, a bearing 6, a supporting plate 7, a speed reducer 8, a driving motor 9, a reference seat 10, a tool shank 11, a tool claw 12, a horizontal cylinder 13, a rotary cylinder 14, a vertical cylinder 15, a support 16, a machine tool spindle 17, a machine tool spindle head 18, an inductive switch 19 and a non-contact switch support 20.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: as shown in figures 1 and 2, an automatic electrode replacing device of an electric spark forming machine is characterized in that a machine tool spindle 17 is connected with a machine tool spindle head 18, one end of a support 16 is connected with the machine tool spindle 17, the other end of the support 16 is connected with a vertical cylinder 15, the vertical cylinder 15 is connected with a rotary cylinder 14, the rotary cylinder 14 is connected with a horizontal cylinder 13, the horizontal cylinder 13 is connected with a tool claw 12 through a pneumatic guide rail, the tool handle 11 is provided with an upper groove and a lower groove, the tool claw 12 is provided with a double-arm plug, a reference seat 10 is connected with the tool handle 11, the lower groove of the tool handle 11 can be connected with the double-arm plug of the tool claw 12, the tool seat 5 is provided with a double-arm plug, the double-arm plug of the tool seat 5 can be connected with the upper groove of the tool handle 11, the reference seat 10 is connected with an electrode through a driving sprocket 1 and a driven sprocket 3 through a chain 2, fixing pieces 4 are respectively connected on the outer circumference of the chain 2, the driven sprocket 3 is connected with a supporting plate 7 through a bearing 6, the speed reducer 8 is connected with the supporting plate 7 through a screw, the supporting plate 7 is connected with the bearing 6 through a shaft, the tool apron 5 is installed on the fixing plate 4 through a screw, the speed reducer 8 is connected with the driving motor 9 through a coupler, and the driving sprocket 1 is fixedly connected with the shaft of the speed reducer 8 through a key.
The contactless switch bracket 20 is connected with the inductive switch 19, the inductive switch 19 is used for detecting whether the cutter is clamped on the cutter claw, and the contactless switch bracket 20 is connected with the shaft of the supporting plate 7.
The position of the inductive switch 19 is the zero position of the electrode. The inductive switch 19 functions to detect the position of the electrode, which the inductive switch 19 zeroes when the electrode moves to the position of the inductive switch. The pallet 7 has a shaft on which the bearing 6 is mounted. The outer circumference of the bearing 6 is connected with the inner cavity of the driven sprocket 3 by interference fit.
Example 2: an automatic electrode replacing device of an electric spark forming machine is shown in figures 1 and 2 and comprises a rotary tool magazine, a mechanical arm and a calling electrode.
Rotating the tool magazine: the driving chain wheel 1 is fixed on the shaft of the speed reducer 8 through a key, the speed reducer 8 is fixed on the supporting plate 7 through a screw, and the speed reducer 8 is connected with the driving motor 9 through a coupling. Drive sprocket 1 links to each other with driven sprocket 3 through chain 2, and driven sprocket 3 passes through bearing 6 and links to each other with layer board 7, installs stationary blade 4 on driven sprocket 3, and blade holder 5 passes through the mounting screw on stationary blade 4.
Mechanical arm: the knife claw 12 is connected with a horizontal cylinder 13 through a pneumatic guide rail, the horizontal cylinder 13 is connected with a rotary cylinder 14 through a pneumatic rotary base, and the rotary cylinder 13 is connected with a vertical cylinder 15 through the pneumatic guide rail. The vertical cylinder 15 is fixed to a support 16 by screws, and the support 16 is fixed to a machine tool spindle 17 by screws. The initial position of the robot arm is shown in fig. 1, and the center coordinate value of the tool claw 12 at the time of mounting is coincident with the center coordinate value Y of the machine tool spindle head 18.
Calling an electrode: the knife handle 11 is connected with the reference seat 10 through the bottom snap bamboo, and the reference seat 10 is connected with the electrode through a screw. The upper end and the lower end of the knife handle 11 are respectively provided with a section of groove, the knife holder 5 clamps the groove at the upper end of the knife handle 11 to fix the knife handle 11 on the knife holder 5, and the knife claw 12 clamps the groove below the knife claw to take down the knife handle 11. The tool shank 11 is secured to the machine tool spindle head 18 by air pressure.
Example 3: as shown in fig. 1 and 2, the structure is the same as that of embodiment 1 and 2, and the method for automatically replacing the electrode of the electric spark forming machine comprises the following steps;
step 1, the rotary tool magazine part transmits driving force to a speed reducer 8 through a driving motor 9, the speed reducer 8 drives a driving chain wheel 1 to rotate, then the driving chain wheel 1 drives a driven chain wheel 3 to rotate, and finally a tool apron 5 fixed on a chain 2 rotates. The drive motor 9 stops moving when the tool holder 5 rotates to a specified position.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (2)
1. An automatic electrode replacing device of an electric spark forming machine is characterized in that a machine tool main shaft is connected with a machine tool main shaft head, one end of a support is connected with the machine tool main shaft, the other end of the support is connected with a vertical cylinder, the vertical cylinder is connected with a rotary cylinder, the rotary cylinder is connected with a horizontal cylinder, the horizontal cylinder is connected with a cutter claw through a pneumatic guide rail, the cutter claw is provided with an upper groove and a lower groove, the cutter claw is provided with a double-arm plug, a reference seat is connected with a cutter handle, the lower groove of the cutter handle can be connected with the double-arm plug of the cutter claw, the cutter seat is provided with a double-arm plug, the double-arm plug of the cutter seat can be connected with the upper groove of the cutter handle, the reference seat is connected with an electrode through a screw, a driving sprocket is connected with a driven sprocket through a chain, fixing pieces are respectively connected on the outer circumference of the chain, the driven sprocket is connected with a supporting plate through a bearing, a reducer is connected with the supporting plate through a screw, and the supporting plate is connected with the bearing through a shaft, the tool apron is arranged on the fixing piece through a screw, the speed reducer is connected with the driving motor through a coupling, and the driving chain wheel is fixedly connected with a shaft of the speed reducer through a key; the non-contact switch bracket is connected with the inductive switch and is connected with the shaft of the supporting plate.
2. The automatic electrode replacing device for the electric spark forming machine as claimed in claim 1, wherein the outer circumference of the bearing is connected with the inner cavity of the driven sprocket by interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120316970.8U CN214392685U (en) | 2021-02-04 | 2021-02-04 | Automatic electrode replacing device of electric spark forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120316970.8U CN214392685U (en) | 2021-02-04 | 2021-02-04 | Automatic electrode replacing device of electric spark forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214392685U true CN214392685U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120316970.8U Active CN214392685U (en) | 2021-02-04 | 2021-02-04 | Automatic electrode replacing device of electric spark forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214392685U (en) |
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2021
- 2021-02-04 CN CN202120316970.8U patent/CN214392685U/en active Active
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