CN212917948U - Combined electrode - Google Patents
Combined electrode Download PDFInfo
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- CN212917948U CN212917948U CN202021128329.3U CN202021128329U CN212917948U CN 212917948 U CN212917948 U CN 212917948U CN 202021128329 U CN202021128329 U CN 202021128329U CN 212917948 U CN212917948 U CN 212917948U
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- electrode
- bottom plate
- groove
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- dish bottom
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Abstract
The utility model relates to an electric spark machining field specifically is a modular electrode, include the connecting seat and adorn in the electrode blank at connecting seat both ends, the connecting seat includes location tray and two cushions, and location tray includes the dish bottom plate, and dish bottom plate top sets up first side shield in two long limit departments, and dish bottom plate top sets up second side shield in two minor face departments, and the dish bottom plate sets up blind rivet connecting hole and a plurality of locating hole at the middle part. The disk bottom plate is provided with two transverse through grooves at each end along the length direction, the two ends of the cushion block are provided with connecting screw holes, and the distance between the connecting screw holes is equal to the distance between the transverse through grooves. The two ends of each cushion block are bolted with the plate bottom plate by external bolts penetrating through the transverse through grooves and the connecting screw holes, and each electrode blank is detachably arranged on one cushion block. Two electrodes just assemble as an organic wholely with the connecting seat in the blank stage, follow-up in blank processing, CMM detection and electrical discharge machining link all as a whole circulation, can reduce the work load in the aspect of location and calibration by a wide margin.
Description
Technical Field
The utility model relates to an electrical discharge machining field specifically is a modular electrode.
Background
Electric discharge machining (also called electric discharge machining) is quite common in the field of mold manufacturing, and in consideration of cost, a plurality of electrodes with simpler shapes are generally split according to the complex shapes to be machined and assembled on a spark machine head with a set of precise positioning fixture system for electric discharge machining, so that a set of complex positioning and calibration processes are involved. In addition, the requirement of the electrode on the dimensional accuracy is very high, and the electrode is separately installed on a machining or detection device and is independently divided in the blank machining and CMM detection links by means of a specific clamp, so that a large amount of working hours are consumed in the positioning and calibration work of the electrode in the machining, detection and installation links, and the efficiency of the electric discharge machining is seriously influenced.
Disclosure of Invention
The main object of the utility model is to provide an electrode is at the combined electrode that the equipment was just accomplished according to the user state in the blank stage, can reduce relevant location and calibration work by a wide margin, improves machining efficiency.
In order to achieve the above object, the utility model provides a modular electrode, include the connecting seat and adorn in the electrode blank at connecting seat both ends, its special character lies in, the connecting seat includes location tray and two cubic cushions of strip, and the location tray includes the dish bottom plate of rectangle, and dish bottom plate top sets up first side shield in two long limit departments, and dish bottom plate top sets up second side shield in two minor face departments, and the dish bottom plate sets up blind rivet connecting hole and a plurality of locating hole at the middle part. The disk bottom plate is provided with two transverse through grooves at each end along the length direction, the two ends of the cushion block are provided with connecting screw holes, and the distance between the connecting screw holes is equal to the distance between the transverse through grooves. The two ends of each cushion block are bolted with the plate bottom plate by external bolts penetrating through the transverse through grooves and the connecting screw holes, and each electrode blank is detachably arranged on one cushion block.
According to the scheme, the two ends of the connecting seat can be provided with the electrode blanks, and the distance between the two electrode blanks and the position of the two electrode blanks in the length direction relative to the positioning tray are adjustable, so that the position of the electrode in the length direction of the tray bottom plate can be adjusted by the aid of the cushion block. In addition, the two first side baffles and the second side baffle can enclose and protect the cushion block and the electrode blank inside the positioning tray. Two electrodes in the combined type electrode are assembled with the connecting seat into a whole at the blank stage, and the subsequent blank processing, CMM detection and electric discharge processing links are all circulated as a whole, so that each electrode is not required to be separately centered, and the workload in the aspects of positioning and calibration can be greatly reduced.
The further scheme is that a longitudinal through groove is formed in each cushion block between two connecting screw holes along the length direction, a mounting screw hole is formed in the bottom of each electrode blank, and each electrode blank is bolted with one cushion block through an inner bolt penetrating through the longitudinal through groove and the mounting screw hole.
Therefore, the connection position of the electrode blank and the cushion block in the length direction of the cushion block is adjustable, so that the position of the electrode in the width direction of the plate bottom plate can be adjusted, and the combined electrode can be better suitable for the discharge machining of workpieces with complex shapes.
The further scheme is that the transverse through groove is a stepped through groove and comprises a first lower groove section matched with the outer bolt nut part and a first upper groove section matched with the outer bolt screw part, and the depth of the first lower groove section is greater than the thickness of the outer bolt nut part.
Therefore, the outer bolt can be embedded into the stepped transverse through groove, the countersunk bolt connection between the cushion block and the plate bottom plate can be realized, and the interference between the bottom structure of the combined electrode and the ITS pneumatic chuck is prevented.
The further scheme is that the longitudinal through groove is a stepped through groove and comprises a second lower groove section matched with the inner bolt nut part and a second upper groove section matched with the inner bolt screw part, and the depth of the second lower groove section is greater than the thickness of the inner bolt nut part.
Therefore, the inner bolt can be embedded into the stepped longitudinal through groove, the countersunk bolt connection of the electrode blank and the cushion block can be realized, and the stable connection of the cushion block and the plate bottom plate is ensured.
The further scheme is that the thickness of the cushion block is larger than the height of the first side baffle, and the outer side of the first side baffle is provided with precise scale marks.
It can be seen from above that, because the cushion is higher than first side shield, can see the terminal surface in first side shield outside and cushion simultaneously under the horizontal visual angle, introduce accurate scale mark in first side shield outside and be convenient for judge the relative distance between the position of electrode blank on location tray length direction and two electrode blanks.
The further scheme is that an indication scribed line is arranged on the end face of the cushion block along the whole length in the vertical direction, and the indication scribed line is overlapped with the vertical central line of the end face of the cushion block.
From the above, the vertical central line of the end face of the cushion block can visually reflect the position of the cushion block in the length direction of the positioning tray, and the position of the electrode blank in the length direction of the positioning tray can be indirectly mastered by referring to the scale reticle arranged on the central line.
Drawings
Fig. 1 is a structural diagram of an embodiment of the combined electrode of the present invention.
Fig. 2 is a bottom view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a sectional view a-a of fig. 3.
Fig. 5 is a sectional view B-B of fig. 3.
Fig. 6 is an exploded view of the connecting base and the electrode blank in the embodiment of the combined electrode of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 6, the utility model provides a combined electrode includes connecting seat 1 and adorns in the electrode blank 4 at 1 both ends of connecting seat, and connecting seat 1 includes location tray 2 and two lumpish cushion 3, and location tray 2 includes the dish bottom plate 21 of rectangle, and dish bottom plate 21 top sets up first side shield 22 in two long limit departments, and dish bottom plate 21 top sets up second side shield 23 in two minor face departments, and dish bottom plate 21 sets up blind rivet connecting hole 24 and a plurality of locating hole 25 at the middle part. Two transverse through grooves 26 are formed in each end of the disc bottom plate 21 along the length direction, connecting screw holes 31 are formed in two ends of the cushion block 3, and the distance between the connecting screw holes 31 is equal to the distance between the transverse through grooves 26. The two ends of each spacer 3 are bolted with the disk bottom plate 21 by external bolts 27 passing through the transverse through grooves 26 and the connecting screw holes 31, and each electrode blank 4 is detachably mounted on one spacer 3.
It is also conceivable that more than one spacer block 3 can be mounted on each transverse through slot 26, so that the number of spacer blocks 3 and electrode blanks 4 included in the combined electrode and the arrangement position of the spacer blocks 3 can be determined according to the number of electrodes required for the electric discharge machining and the relative positional relationship thereof.
The positioning tray 21 is provided with a chuck connecting seat 5 through a rivet connecting hole 24, the combined electrode is connected with an ITS pneumatic chuck by means of the chuck connecting seat 5, and the positioning hole 25 is matched with the chuck connecting seat 5 and used for aligning the combined electrode with the ITS pneumatic chuck. Chuck connecting seat 5 and ITS pneumatic chuck that the embodiment used all belong to EROWA standard fixture system, and chuck connecting seat 5 includes blind rivet 51 and spacer 52, and blind rivet 51 upper end is passed blind rivet connecting hole 24 and is connected with combination formula electrode, and ITS pneumatic chuck is connected to blind rivet 51 lower extreme, is equipped with 4 nail feet 521 on the spacer 52 to set up counterpoint hole 522 in the department that corresponds with locating hole 25 and realize the location to combination formula electrode with the reference column on the cooperation ITS pneumatic chuck.
Each cushion block 3 is provided with a longitudinal through groove 32 between two connecting screw holes 31 along the length direction, the bottom of each electrode blank 4 is provided with a mounting screw hole 41, and each electrode blank 4 is bolted with one cushion block 3 by an inner bolt 33 penetrating through the longitudinal through groove 32 and the mounting screw hole 41.
The connecting position of the electrode blank 4 and the cushion block 3 in the length direction of the cushion block 3 is adjustable, so that the position of the electrode in the width direction of the plate bottom plate 21 can be adjusted, and the combined electrode can be better suitable for the discharge machining of workpieces with complex shapes.
The transverse through groove 26 and the longitudinal through groove 32 are stepped through grooves, the transverse through groove 26 comprises a first lower groove section 261 matched with the nut part of the outer bolt 27 and a first upper groove section 262 matched with the screw part of the outer bolt 27, and the depth of the first lower groove section 261 is larger than the thickness of the nut part of the outer bolt 27. The longitudinal through groove 32 comprises a second lower groove section 321 matched with the nut part of the inner bolt 33 and a second upper groove section 322 matched with the screw part of the inner bolt 33, and the depth of the second lower groove section 321 is greater than the thickness of the nut part of the inner bolt 33.
The outer bolt 27 and the inner bolt 33 can be respectively inserted into the transverse through groove 26 and the longitudinal through groove 27 of the stepped through groove, so that the pad 3 and the disk bottom plate 21 and the electrode blank 4 and the pad 3 are connected in a countersunk manner. The bottom structure of the combined electrode and the ITS pneumatic chuck can be prevented from being interfered by adopting the countersunk bolt connection between the cushion block 3 and the disk bottom plate 21, and the stable contact between the cushion block 3 and the disk bottom plate 21 can be ensured by adopting the countersunk bolt connection between the electrode blank 4 and the cushion block 3, so that the connection stability is improved.
The thickness of the cushion block 3 is larger than the height of the first side baffle 22, and the outer side of the first side baffle 22 is provided with a precise scale mark 28.
Since the spacer 3 is higher than the first side baffle 22, the outer side of the first side baffle 22 and the end surface of the spacer 3 can be seen at the same time under the horizontal view angle, and the introduction of the precise scale mark 28 on the outer side of the first side baffle 22 facilitates the determination of the position of the electrode blank 4 in the length direction of the positioning tray 2 and the relative distance between the two electrode blanks 4.
An indication scribed line 34 is arranged on the end face of the cushion block 3 along the whole length in the vertical direction, and the indication scribed line 34 is overlapped with the vertical central line of the end face of the cushion block 3.
The vertical center line of the end face of the spacer 3 can visually reflect the position of the spacer 3 in the longitudinal direction of the positioning tray 2, and the position of the electrode blank 4 in the longitudinal direction of the positioning tray 2 can be indirectly grasped by referring to the indication scribed line 34 provided on the center line.
It is also conceivable that the position of the electrode blank 4 in the width direction of the positioning tray 2 can be indicated in a similar manner, for example by providing graduation marks on the outside of the second side wall 23 or on the side of the spacer 3 and by providing indication lines on the motor blank 4.
Claims (6)
1. The utility model provides a combined electrode, includes the connecting seat and adorns in the electrode blank at connecting seat both ends, its characterized in that:
the connecting seat includes location tray and two cubic cushion of strip, the location tray includes the dish bottom plate of rectangle, dish bottom plate top sets up first side shield in two long limit departments, dish bottom plate top sets up second side shield in two minor faces departments, the dish bottom plate sets up blind rivet connecting hole and a plurality of locating hole at the middle part, the dish bottom plate sets up two horizontal logical grooves along length direction at each end, the cushion both ends are equipped with the connection screw, the interval of connecting the screw with the interval that transversely leads to the groove equals, each the both ends of cushion in order to pass horizontal lead to the groove with the outer bolt of connecting the screw with dish bottom plate bolt joint, each electrode blank detachable adorns in one on the cushion.
2. The unitized electrode of claim 1, wherein:
and a longitudinal through groove is formed in each cushion block between the two connecting screw holes along the length direction, a mounting screw hole is formed in the bottom of each electrode blank, and each electrode blank is bolted with one cushion block through an inner bolt penetrating through the longitudinal through groove and the mounting screw hole.
3. The unitized electrode of claim 1, wherein:
the transverse through groove is a stepped through groove and comprises a first lower groove section matched with the outer bolt nut part and a first upper groove section matched with the outer bolt screw part, and the depth of the first lower groove section is greater than the thickness of the outer bolt nut part.
4. The unitized electrode of claim 2, wherein:
the longitudinal through groove is a stepped through groove and comprises a second lower groove section matched with the inner bolt nut part and a second upper groove section matched with the inner bolt screw part, and the depth of the second lower groove section is greater than the thickness of the inner bolt nut part.
5. The modular electrode of any of claims 1 to 4 wherein:
the thickness of cushion is greater than the height of first side shield, the outside of first side shield is equipped with accurate scale mark.
6. The unitized electrode of claim 5, wherein:
the cushion block is provided with an indication scribed line on the end face along the whole length in the vertical direction, and the indication scribed line is superposed with the vertical central line of the end face of the cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128329.3U CN212917948U (en) | 2020-06-17 | 2020-06-17 | Combined electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128329.3U CN212917948U (en) | 2020-06-17 | 2020-06-17 | Combined electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212917948U true CN212917948U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021128329.3U Active CN212917948U (en) | 2020-06-17 | 2020-06-17 | Combined electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212917948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378380A (en) * | 2021-12-25 | 2022-04-22 | 江苏新雷模塑有限公司 | Deep-cavity oblique discharge machining device for injection mold |
| CN115870708A (en) * | 2023-02-06 | 2023-03-31 | 成都宝利根创科电子有限公司 | Electrode machining method with similar thread characteristics |
-
2020
- 2020-06-17 CN CN202021128329.3U patent/CN212917948U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378380A (en) * | 2021-12-25 | 2022-04-22 | 江苏新雷模塑有限公司 | Deep-cavity oblique discharge machining device for injection mold |
| CN115870708A (en) * | 2023-02-06 | 2023-03-31 | 成都宝利根创科电子有限公司 | Electrode machining method with similar thread characteristics |
| CN115870708B (en) * | 2023-02-06 | 2023-05-05 | 成都宝利根创科电子有限公司 | Electrode machining method with thread-like characteristics |
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