CN210789640U - Electrode grinding device - Google Patents
Electrode grinding device Download PDFInfo
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- CN210789640U CN210789640U CN201921465891.2U CN201921465891U CN210789640U CN 210789640 U CN210789640 U CN 210789640U CN 201921465891 U CN201921465891 U CN 201921465891U CN 210789640 U CN210789640 U CN 210789640U
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Abstract
The utility model relates to an electrode grinding device. The device includes: a motor; the rotary table is in transmission connection with the output end of the motor, and through holes for the electrode rods to pass through are formed in the middle parts of the two axial ends of the rotary table; the polishing plate is fixedly arranged inside the turntable, a first polishing groove is formed in the middle of a first side face of the polishing plate, a second polishing groove is formed in the middle of a second side face of the polishing plate, the first side face and the second side face are two opposite side faces in the axial direction of the turntable, and the diameter of the first polishing groove is smaller than that of the second polishing groove. The utility model discloses can realize the online coping to different diameter electrodes.
Description
Technical Field
The utility model belongs to the technical field of resistance spot welding, especially, relate to an electrode grinding device.
Background
Resistance spot welding is a widely applied welding mode, is a main technological means during automobile body assembly, and according to statistics, about 4000 and 6000 welding spots exist on a car body. In order to meet the requirements of energy conservation and environmental protection, light-weight coated high-strength steel is widely adopted to meet the requirements of corrosion resistance, light weight and high strength of a winch body.
Common coatings include zinc plating, galvanized iron alloys, galvanized aluminum magnesium, and the like. Along with the improvement of the quality of the spot welding head in the automobile industry, the traditional resistance spot welding technology is difficult to meet the use requirement under certain conditions: (1) when resistance spot welding is carried out on the plated high-strength steel, a Liquid Metal Embrittlement (LME) phenomenon is easy to occur on the plated layer, LME cracks occur on the plated layer, and the application of the plated high-strength steel is severely limited. (2) When an outer plate part with higher welding quality is welded, the electrode is difficult to be completely centered, the situation that a zinc layer is gathered around a welding spot after being melted frequently occurs in the spot welding of a galvanized plate, and the coating quality of the welding spot is affected by the galvanizing defect.
After the spot welding electrode is used for a period of time, the shape of the end face can be changed and polluted by welding materials, and the welding quality is influenced. Therefore, the electrode needs to be periodically ground during use. The electrode grinding device is a device for grinding and processing a spot welding electrode, and the electrode is processed into a required shape through the rotation of a grinding component. In general, the shape of electrodes used in resistance spot welding is the same, and when grinding the electrodes, a pair of electrodes having the same shape are ground at the same time.
In the course of implementing the present invention, the applicant has found that there are at least the following disadvantages in the prior art:
in practice, the applicant has designed a method for improving the quality of spot welding of a coating, which requires spot welding of a pair of electrodes having different shapes, and if the electrode dressing and grinding device of the prior art is adopted, the electrodes having different shapes cannot be quickly dressed and processed, so that the prior art needs to be improved.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides an electrode coping device to the electrode of a pair of shape difference is maintained and is processed.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
an electrode sharpening device, the device comprising:
a motor;
the rotary table is in transmission connection with the output end of the motor, and through holes for electrode rods to pass through are formed in the middles of the two axial ends of the rotary table;
the polishing plate is fixedly arranged inside the rotary table, a first polishing groove is formed in the middle of a first side face of the polishing plate, a second polishing groove is formed in the middle of a second side face of the polishing plate, the first side face and the second side face are two opposite side faces in the axial direction of the rotary table, and the diameter of the first polishing groove is smaller than that of the second polishing groove.
In one embodiment of the present invention, the first polishing groove is a spherical groove, and the second polishing groove is a cylindrical groove.
In another embodiment of the present invention, the first polishing groove is a frustum groove, and the second polishing groove is a cylindrical groove.
Further, the diameter of the first grinding groove is 6mm, and the diameter of the second grinding groove is 16 mm.
Furthermore, a plurality of first positioning pins are arranged on the circumferential surface of the grinding plate and are arranged at intervals around the central shaft of the grinding plate;
the inner wall of the circumferential surface of the turntable is provided with a plurality of first positioning grooves, the first positioning grooves and the first positioning pins are correspondingly arranged, and the first positioning pins are inserted in the corresponding first positioning grooves so as to fixedly arrange the grinding plate inside the turntable.
Further, a first chip guide groove is formed in the circumferential surface of the grinding plate and extends from the first side surface to the second side surface.
Further, the inside cavity of carousel sets up, the axial both ends of carousel are sealed through the apron respectively, are located the middle part of the apron at the axial both ends of carousel all is provided with the through-hole that the power pole passed.
Furthermore, still be provided with two deflectors in the carousel, two the deflector sets up respectively the apron at the axial both ends of carousel with between the board of repairing, every the middle part of deflector all is provided with the guiding hole, the guiding hole confession the electrode pole passes.
Furthermore, a plurality of second positioning pins are arranged on the circumferential surface of each guide plate, and the second positioning pins are arranged around the central shaft of the guide plate at intervals;
a plurality of second positioning grooves are formed in the inner wall of the peripheral surface of the rotary table, the second positioning grooves correspond to the second positioning pins, and the second positioning pins are inserted into the corresponding second positioning grooves so as to fixedly arrange the guide plate inside the rotary table;
be provided with the second chip groove on the global of deflector, the second chip groove is followed an axial side of deflector extends to the axial another side of deflector, the second chip groove with first chip groove communicates with each other.
Furthermore, a third through chip guide groove is formed in the cover plate, and the third chip guide groove and the second chip guide groove are communicated with the first chip guide groove.
The utility model has the advantages that:
the utility model provides an electrode grinding device, because the output end transmission of carousel and motor is connected, when the motor starts, can drive the carousel and rotate around its center pin, because the middle part at the axial both ends of carousel all is provided with the through-hole that supplies the pole to pass through, when carrying out the coping processing to a pair of different electrodes of shape, this pair of electrodes can enter into the carousel through corresponding through-hole; because the coping plate is fixedly arranged inside the turntable, the middle part of the first side surface of the coping plate is provided with a first coping groove, the middle part of the second side surface of the coping plate is provided with a second coping groove, the electrode caps at the end parts of the electrode rods entering from the two axial ends of the turntable can be respectively inserted into the first coping groove and the second coping groove, and the rotating turntable can drive the coping plate to perform coping on the electrodes.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of an electrode grinding device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a sharpening slot of one of the sharpening plates of FIG. 1;
FIG. 3 is a schematic view of a wear groove of the alternative wear plate of FIG. 1;
FIG. 4 is a schematic view of the sanding plate of FIG. 1;
FIG. 5 is a schematic structural diagram of the cover plate in FIG. 1;
fig. 6 is a schematic structural view of the guide plate of fig. 1.
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.
Fig. 1 is the utility model discloses a structural schematic diagram of electrode coping device, combine fig. 1, the utility model discloses electrode coping device mainly includes motor 1, carousel 2 and coping board 3, wherein:
the turntable 2 is in transmission connection with the output end of the motor 1, and when the motor 1 is started, the turntable 2 can be driven to rotate around the central shaft of the motor;
through holes for the electrode rods 4 to pass through are formed in the middles of the two axial ends of the turntable 2, and when a pair of electrodes with different shapes are polished, the electrodes can enter the turntable 2 through the corresponding through holes;
the grinding plate 3 is fixedly arranged inside the rotating shaft 1, a first grinding groove 5 is formed in the middle of a first side face of the grinding plate 3, a second grinding groove 6 is formed in the middle of a second side face of the grinding plate 3, the first side face and the second side face are two opposite side faces in the axial direction of the rotating disc 2, electrode caps 7 at the end portions of the electrode rods 4 entering from the two axial ends of the rotating disc 2 can be respectively inserted into the first grinding groove 5 and the second grinding groove 6, the rotating disc 2 can drive the grinding plate 3 to grind the electrodes, the diameter of the first grinding groove 5 is smaller than that of the second grinding groove 6, therefore, two different electrodes can be ground and processed, and the electrodes with different diameters can be ground on line.
The embodiment of the utility model provides an in, carousel 2 can rotationally set up on a support, and carousel 2 and motor 1's output can be connected through the 16 transmissions of drive disk assembly, and this drive disk assembly can be for gear or transmission band etc. the embodiment of the utility model provides a do not restrict to this.
Fig. 2 is a schematic structural view of a grinding groove of the grinding plate in fig. 1, and referring to fig. 2, the first grinding groove 5 of the grinding plate is a spherical groove, and the second grinding groove 6 is a cylindrical groove, so that grinding of spherical and cylindrical electrodes of a pair of electrode caps can be performed, in this case, the diameter of the first grinding groove may be 6mm, and the diameter of the second grinding groove may be 16 mm.
Fig. 3 is a schematic structural view of another polishing groove of the polishing plate shown in fig. 1, and in this embodiment, with reference to fig. 3, the first polishing groove 5 is a frustum groove, and the second polishing groove 6 is a cylindrical groove, so that the electrodes with a pair of frustum-shaped and cylindrical electrode caps can be polished, in this case, the diameter of the first polishing groove may be 6mm, and the diameter of the second polishing groove may be 16 mm.
Fig. 4 is a schematic structural view of the grinding plate in fig. 1, and with reference to fig. 1 and 4, in an embodiment of the present invention, a plurality of first positioning pins 8 may be disposed on a circumferential surface of the grinding plate 3, and the plurality of first positioning pins 8 may be disposed at intervals around a central axis of the grinding plate 3; correspondingly, be provided with a plurality of first locating grooves on the global inner wall of carousel 2, first locating groove and first locating pin 8 correspond the setting, insert through first locating pin 8 and establish in the first locating groove that corresponds to with coping plate 3 fixed setting inside carousel 2.
It should be noted that, in the embodiment of the present invention, the grinding plate 3 and the first positioning pins 8 are preferably integrally formed.
Further, combine fig. 4, the utility model discloses be provided with first chip guide groove 9 on coping plate 3's the global, first chip guide groove 9 extends to the second side from first side, and the impurity that produces during the electrode coping can be discharged through first chip guide groove 9.
With reference to fig. 1, in the embodiment of the present invention, the inside hollow of the turntable 2 is set, the axial ends of the turntable 2 are sealed by the cover plate 10, the cover plate 10 can be installed on the axial end of the turntable 2 by the screw 17, so that the cover plate 10 can be conveniently detached from the two ends of the turntable 2, so as to facilitate the disassembly and assembly of the components inside the turntable 2.
Fig. 5 is a schematic structural diagram of the cover plate in fig. 1, and with reference to fig. 1 and fig. 5, in an embodiment of the present invention, the middle portions of the cover plates 10 located at the two axial ends of the turntable 2 are all provided with through holes 11 for the electrode rods 4 to pass through.
Combine fig. 1, the utility model discloses still be provided with two deflectors 12 in carousel 2, two deflectors 12 set up respectively between apron 10 and the coping board 3 at the axial both ends of carousel 2, and the middle part of every deflector 12 all is provided with guiding hole 18, and this guiding hole 18 also supplies electrode rod 4 to pass, and the effect of deflector lies in the express delivery with the accurate inserting of electrode rod of electrode, makes the electrode cap of motor also can be fast and accurate insert in the coping groove that corresponds.
Fig. 6 is a schematic structural diagram of the guide plates in fig. 1, and with reference to fig. 6, in an embodiment of the present invention, a plurality of second positioning pins 13 are disposed on a circumferential surface of each guide plate 12, and the plurality of second positioning pins 13 are disposed at intervals around a central axis of the guide plate 12; correspondingly, a plurality of second positioning grooves are formed in the inner wall of the peripheral surface of the rotary table 2, the second positioning grooves correspond to the second positioning pins 13, and the guide plates 12 are fixedly arranged inside the rotary table 2 by inserting the second positioning pins 13 into the corresponding second positioning grooves; similarly, a second chip guide groove 14 is formed in the circumferential surface of the guide plate 12, the second chip guide groove 14 extends from one axial side surface of the guide plate 12 to the other axial side surface of the guide plate 12, the second chip guide groove 14 is communicated with the first chip guide groove 9, and impurities generated during electrode grinding are discharged through the first chip guide groove 9 and the second chip guide groove 14 in sequence.
It should be noted that, in the embodiment of the present invention, the guide plate and the plurality of second positioning pins can be integrally formed, and the embodiment of the present invention does not limit this.
Referring to fig. 5 again, the cover plate 10 of the embodiment of the present invention is provided with a third chip guide slot 15, the second chip guide slot 14 and the first chip guide slot 9 are communicated, and the impurities generated during the pole grinding process sequentially pass through the first chip guide slot 9, the second chip guide slot 14 and the third chip guide slot 15 to be discharged outside the turntable 2.
The following embodiments are preferred embodiments of the present invention, which are only used to facilitate the description of the present invention, and are not intended to limit the present invention in any form, and any person who knows commonly in the art can use the present invention to make local changes or modifications within the scope of the technical features of the present invention, and the technical features of the present invention are not separated from the present invention.
Claims (10)
1. An electrode sharpening device, characterized in that it comprises:
a motor;
the rotary table is in transmission connection with the output end of the motor, and through holes for electrode rods to pass through are formed in the middles of the two axial ends of the rotary table;
the polishing plate is fixedly arranged inside the rotary table, a first polishing groove is formed in the middle of a first side face of the polishing plate, a second polishing groove is formed in the middle of a second side face of the polishing plate, the first side face and the second side face are two opposite side faces in the axial direction of the rotary table, and the diameter of the first polishing groove is smaller than that of the second polishing groove.
2. The electrode sharpening device according to claim 1, wherein the first sharpening groove is a spherical groove, and the second sharpening groove is a cylindrical groove.
3. The electrode sharpening device according to claim 1, wherein the first sharpening groove is a tapered groove and the second sharpening groove is a cylindrical groove.
4. The electrode thinning apparatus according to claim 2 or 3, wherein the first thinning groove has a diameter of 6mm, and the second thinning groove has a diameter of 16 mm.
5. The electrode sharpening device according to claim 4, wherein a plurality of first positioning pins are provided on a circumferential surface of the sharpening plate, the plurality of first positioning pins being provided at intervals around a central axis of the sharpening plate;
the inner wall of the circumferential surface of the turntable is provided with a plurality of first positioning grooves, the first positioning grooves and the first positioning pins are correspondingly arranged, and the first positioning pins are inserted in the corresponding first positioning grooves so as to fixedly arrange the grinding plate inside the turntable.
6. The electrode sharpening device according to claim 5, wherein a circumferential surface of the sharpening plate is provided with first chip guide grooves extending from the first side surface to the second side surface.
7. The electrode grinding device according to claim 6, wherein the inside of the turntable is hollow, both axial ends of the turntable are sealed by cover plates, and through holes for electrode rods to pass through are formed in the middle of the cover plates at both axial ends of the turntable.
8. The electrode grinding device according to claim 7, wherein two guide plates are further disposed in the turntable, the two guide plates are disposed between the cover plate and the grinding plate at two axial ends of the turntable, and a guide hole is disposed in a middle portion of each guide plate and is used for the electrode rod to pass through.
9. The electrode grinding device according to claim 8, wherein a plurality of second positioning pins are provided on a circumferential surface of each of the guide plates, the plurality of second positioning pins being provided at intervals around a central axis of the guide plate;
a plurality of second positioning grooves are formed in the inner wall of the peripheral surface of the rotary table, the second positioning grooves correspond to the second positioning pins, and the second positioning pins are inserted into the corresponding second positioning grooves so as to fixedly arrange the guide plate inside the rotary table; be provided with the second chip groove on the global of deflector, the second chip groove is followed an axial side of deflector extends to the axial another side of deflector, the second chip groove with first chip groove communicates with each other.
10. The electrode grinding device according to claim 9, wherein a third chip guide groove is formed in the cover plate, and the third chip guide groove and the second chip guide groove are communicated with the first chip guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465891.2U CN210789640U (en) | 2019-09-05 | 2019-09-05 | Electrode grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465891.2U CN210789640U (en) | 2019-09-05 | 2019-09-05 | Electrode grinding device |
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| Publication Number | Publication Date |
|---|---|
| CN210789640U true CN210789640U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921465891.2U Active CN210789640U (en) | 2019-09-05 | 2019-09-05 | Electrode grinding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255821A (en) * | 2022-07-26 | 2022-11-01 | 天津七所高科技有限公司 | Electrode grinding plate and method for prolonging service life of aluminum alloy resistance welding electrode cap |
-
2019
- 2019-09-05 CN CN201921465891.2U patent/CN210789640U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255821A (en) * | 2022-07-26 | 2022-11-01 | 天津七所高科技有限公司 | Electrode grinding plate and method for prolonging service life of aluminum alloy resistance welding electrode cap |
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