CN212824754U - Grinding wheel arc straight line dresser - Google Patents
Grinding wheel arc straight line dresser Download PDFInfo
- Publication number
- CN212824754U CN212824754U CN202021176656.6U CN202021176656U CN212824754U CN 212824754 U CN212824754 U CN 212824754U CN 202021176656 U CN202021176656 U CN 202021176656U CN 212824754 U CN212824754 U CN 212824754U
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- Prior art keywords
- bearing
- hole
- shaft
- transmission shaft
- tool rest
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 230000004044 response Effects 0.000 claims abstract description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 20
- 239000010432 diamond Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 6
- 229910001651 emery Inorganic materials 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model discloses a grinding wheel arc linear trimmer, which comprises a frame, a servo motor, a coupler, a transmission shaft, a tool rest, a limit block and a proximity switch, wherein a bearing seat is arranged on the frame, a motor base is arranged on the bearing seat, and one end of the motor base is fixedly connected with the servo motor; a motor shaft extends out of one end of the servo motor and is connected with the coupler, and the other end of the coupler is connected with the transmission shaft; the transmission shaft is in transmission connection with the tool rest; proximity switch installs on the bearing frame, the stopper is L shape and detachably installation fixed on the bearing frame, and the one end of stopper is relative with proximity switch's response face, and the other end of stopper then supports the connecting portion side at the knife rest, proximity switch is connected with the servo motor electricity. The utility model discloses the emery wheel circular arc straight line trimmer who obtains when possessing the circular arc and repairing the function, can also reliably realize the straight line and revise the function, has improved the flexibility of grinding machine processing.
Description
Technical Field
The utility model relates to a processing equipment, especially a emery wheel circular arc sharp trimmer.
Background
The grinding wheel dresser is an important part of a grinding machine, the forming of a workpiece is mainly determined by the shape of a grinding wheel in grinding, and the grinding wheel needs to be dressed by the grinding wheel dresser.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned prior art and providing one kind can be to the straight line profile modification of emery wheel, can carry out the straight line trimmer of emery wheel that the circular arc was maintained to the emery wheel again.
In order to achieve the purpose, the grinding wheel arc linear dresser designed by the utility model comprises a frame, a servo motor, a coupler, a transmission shaft, a tool rest, a limiting block and a proximity switch, wherein a bearing seat is arranged on the frame, a motor seat is arranged on the bearing seat, one end of the motor seat is fixedly connected with the servo motor, a stepped hole is arranged in the motor seat, the small end of the stepped hole is close to one side of the servo motor, and the large end of the stepped hole is close to one side of the bearing seat; a motor shaft extends out of one end of the servo motor, the motor shaft extends into the stepped hole and is connected with the coupler, the coupler is positioned in the stepped hole, and the other end of the coupler is connected with the transmission shaft; a bearing mounting hole is formed in the bearing seat, a first bearing end cover and a second bearing end cover are respectively mounted on two sides of the bearing mounting hole in a sealing mode, and the transmission shaft penetrates through the first bearing end cover, the bearing mounting hole and the second bearing end cover and then is in transmission connection with the tool rest; a first framework oil seal and a first shaft sleeve are arranged between the first bearing end cover and the transmission shaft, the first shaft sleeve is sleeved on the transmission shaft, and a second framework oil seal is arranged between the second bearing end cover and the transmission shaft; a first bearing group, a limiting shaft sleeve and a second bearing group which are matched with the transmission shaft are sequentially arranged in the bearing mounting hole; one end of the first shaft sleeve and one end of the limiting shaft sleeve are respectively abutted against two ends of a bearing inner ring of the first bearing group, a positioning shaft shoulder is arranged on the transmission shaft, the other ends of the positioning shaft shoulder and the limiting shaft sleeve are respectively abutted against two ends of a bearing inner ring of the second bearing group, a locking nut used for being matched with the positioning shaft shoulder to axially fix the first bearing group and the second bearing group is further arranged on the transmission shaft, and the locking nut is screwed at the other end of the first shaft sleeve; an outer ring support sleeve is arranged between the first bearing group and the second bearing group, the outer ring support sleeve is matched with the bearing mounting hole, and two ends of the outer ring support sleeve are respectively abutted against the bearing outer rings of the first bearing group and the second bearing group; the tool rest comprises a connecting part connected with the transmission shaft and a working part provided with a diamond pen, wherein the connecting part of the tool rest is provided with a shaft hole with a key groove, the shaft hole is in transmission connection with the transmission shaft in a key connection mode, the connecting part is provided with an adjusting groove, the adjusting groove is communicated with the shaft hole, and the side wall of the adjusting groove is provided with an adjusting screw for adjusting the width of the adjusting groove; proximity switch installs on the bearing frame, the stopper is L shape and detachably installation fixed on the bearing frame, and the one end of stopper is relative with proximity switch's response face, and the other end of stopper then supports the connecting portion side at the knife rest, proximity switch is connected with the servo motor electricity.
In order to facilitate the replacement of the diamond pen and the adjustment of the angle and the length of the diamond pen, the working part is provided with a diamond pen cap for inserting the diamond pen, and the working part is provided with a set screw for fixing the diamond pen cap.
In order to facilitate installation, the limiting block is provided with an installation hole, the bearing seat is provided with a threaded blind hole, the installation hole is connected with the threaded blind hole through a connecting screw, and the aperture of the installation hole is larger than that of the threaded blind hole; the limiting block is further provided with a connecting hole, a knife rest threaded hole is formed in the side face of the connecting portion of the knife rest, the aperture of the connecting hole is larger than that of the knife rest threaded hole, and the connecting hole is connected with the knife rest threaded hole through a connecting screw rod.
The utility model discloses the emery wheel circular arc straight line dresser who obtains utilizes stopper and proximity switch, realizes to servo motor's control and to buddha's warrior attendant pen pivoted restriction, makes the dresser when possessing the circular arc and repairment the function, can also reliably realize the straight line correction function, has improved the flexibility of grinding machine processing.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of the grinding wheel arc linear dresser of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic view of the structure of the tool holder in embodiment 1;
fig. 4 is a schematic structural diagram of an embodiment 2 of the grinding wheel arc linear dresser of the present invention;
FIG. 5 is a sectional view in the other direction in example 2.
In the figure: the device comprises a frame 1, a servo motor 2, a coupler 3, a transmission shaft 4, a tool rest 5, a limit block 6, a proximity switch 7, a bearing seat 8, a motor base 9, a first shaft sleeve 10, a first bearing group 11, a limit shaft sleeve 12, a second bearing group 13, a lock nut 14, an outer ring support sleeve 15, a diamond pen 16, a diamond pen sleeve 17, a connecting screw 18, a connecting screw rod 19, a set screw 20, a positioning shaft shoulder 40, a connecting part 50, a working part 51, a shaft hole 52, an adjusting groove 53, an adjusting screw 54, a tool rest threaded hole 55, a mounting hole 60, a connecting hole 61, a bearing mounting hole 80, a first bearing end cover 81, a second bearing end cover 82, a threaded blind hole 86, a sealing ring 83, a first framework oil seal 84, a second framework oil seal 85 and a stepped hole 90.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1:
the grinding wheel arc linear dresser described in the embodiment comprises a rack 1, a servo motor 2, a coupler 3, a transmission shaft 4, a tool rest 5, a limiting block 6 and a proximity switch 7, wherein a bearing seat 8 is arranged on the rack 1, a motor base 9 is arranged on the bearing seat 8, one end of the motor base 9 is fixedly connected with the servo motor 2, in the embodiment, the motor base 9 is connected with the bearing seat 8 through a bolt, a stepped hole 90 is arranged in the motor base 9, the small end of the stepped hole 90 is close to one side of the servo motor 2, and the large end of the stepped hole 90 is close to one side of the bearing seat 8; a motor shaft extends out of one end of the servo motor 2, the motor shaft extends into the stepped hole 90 and is connected with the coupler 3, the coupler 3 is located in the stepped hole 90, and the other end of the coupler is connected with the transmission shaft 4; as shown in fig. 2, a bearing mounting hole 80 is formed in the bearing seat 8, and a first bearing end cover 81 and a second bearing end cover 82 are respectively mounted on two sides of the bearing mounting hole 80 in a sealing manner, where in the sealing mounting in this embodiment, a sealing ring 83 is respectively disposed between the first bearing end cover 81 and the bearing seat 8, and between the second bearing end cover 82 and the bearing seat 8; the transmission shaft 4 penetrates through the first bearing end cover 81, the bearing mounting hole 80 and the second bearing end cover 82 and then is in transmission connection with the tool rest 5; a first framework oil seal 84 and a first shaft sleeve 10 are arranged between the first bearing end cover 81 and the transmission shaft 4, the first shaft sleeve 10 is sleeved on the transmission shaft 4, and a second framework oil seal 85 is arranged between the second bearing end cover 82 and the transmission shaft 4; a first bearing group 11, a limiting shaft sleeve 12 and a second bearing group 13 which are matched and installed with the transmission shaft 4 are sequentially arranged in the bearing installation hole 80; one end of the first shaft sleeve 10 and one end of the limiting shaft sleeve 12 are respectively abutted against two ends of a bearing inner ring of the first bearing group 11, a positioning shaft shoulder 40 is arranged on the transmission shaft 4, the other ends of the positioning shaft shoulder 40 and the limiting shaft sleeve 12 are respectively abutted against two ends of a bearing inner ring of the second bearing group 13, a locking nut 14 used for being matched with the positioning shaft shoulder 40 to axially fix the first bearing group 11 and the second bearing group 13 is further arranged on the transmission shaft 4, and the locking nut 14 is screwed at the other end of the first shaft sleeve 10; an outer ring support sleeve 15 is further arranged between the first bearing group 11 and the second bearing group 13, the outer ring support sleeve 15 is installed in a matched mode with the bearing installation hole 80, and two ends of the outer ring support sleeve 15 are respectively abutted to bearing outer rings of the first bearing group 11 and the second bearing group 13; as shown in fig. 1 and 3, the tool holder 5 includes a connecting portion 50 connected to the transmission shaft 4 and a working portion 51 on which the diamond pen 16 is mounted, a shaft hole 52 with a key slot is provided on the connecting portion 50 of the tool holder 5, the shaft hole 52 is in transmission connection with the transmission shaft 4 by a key connection manner, an adjusting groove 53 is provided on the connecting portion 50, the adjusting groove 53 is communicated with the shaft hole 52, and an adjusting screw 54 for adjusting the width of the adjusting groove 53 is provided on the side wall of the adjusting groove 53; proximity switch 7 installs on bearing frame 8, stopper 6 is L shape and detachably installation fixed on bearing frame 8, and stopper 6's one end is relative with proximity switch 7's response face, and stopper 6's the other end then supports the connecting portion 50 side at knife rest 5, proximity switch 7 is connected with servo motor 2 electricity.
In this embodiment, the first bearing set 11 and the second bearing set 13 each include a pair of deep groove ball bearings.
In the actual working process, when the arc trimming of the grinding wheel is needed, the limiting block 6 is detached, at the moment, the limiting block 6 leaves the induction range of the proximity switch 7, the proximity switch 7 is connected with the power supply of the servo motor 2, and meanwhile, the limiting block 6 is separated from the tool rest 5, so that the servo motor 2 can drive the diamond pen 16 on the tool rest 5 to rotate, and the arc trimming of the grinding wheel is completed; when the straight line is maintained, the limit block 6 is mounted on the bearing seat 8, the power supply of the servo motor 2 is cut off by the proximity switch 7 at the moment, and meanwhile, the limit block 6 abuts against the tool rest 5, so that the tool rest is prevented from deflecting due to the feeding force of the grinding wheel, and the precision of straight line maintenance is guaranteed.
The grinding wheel circular arc linear dresser provided by the embodiment utilizes the limiting block 6 and the proximity switch 7 to realize the control of the servo motor 2 and the limitation on the rotation of the diamond pen 16, so that the dresser has a circular arc dressing function, and simultaneously can reliably realize a linear dressing function, and the processing flexibility of a grinding machine is improved.
Example 2:
as shown in fig. 4, in the circular arc straight dresser for grinding wheels described in this embodiment, in addition to the features described in embodiment 1, in order to facilitate replacement of the diamond pen 16 and adjustment of the angle and length of the diamond pen 16, a diamond pen holder 17 for inserting the diamond pen 16 is provided on the working part 51, and a set screw for fixing the diamond pen holder 17 is provided on the working part 51.
For convenience of installation, as shown in fig. 5, the limiting block 6 is provided with an installation hole 60, the bearing seat 8 is provided with a blind threaded hole 86, the installation hole 60 is connected with the blind threaded hole 86 through a connecting screw 18, and the aperture of the installation hole 60 is larger than that of the blind threaded hole 86; the limiting block 6 is further provided with a connecting hole 61, a tool rest threaded hole 55 is formed in the side face of the connecting portion 50 of the tool rest 5, the aperture of the connecting hole 61 is larger than that of the tool rest threaded hole 55, and the connecting hole 61 is connected with the tool rest threaded hole 55 through a connecting screw rod 19.
The grinding wheel arc straight line dresser provided by the embodiment has the advantages that the connecting hole 61 and the mounting hole 60 of the limiting block 6 leave allowance for the mounting of the limiting block 6, the limiting block 6 can adapt to the mounting size change of the bearing seat 8 and the tool rest 5, and the mounting is convenient.
Claims (3)
1. A grinding wheel arc linear trimmer comprises a rack (1), a servo motor (2), a coupler (3), a transmission shaft (4), a tool rest (5), a limiting block (6) and a proximity switch (7), and is characterized in that a bearing seat (8) is arranged on the rack (1), a motor base (9) is arranged on the bearing seat (8), one end of the motor base (9) is fixedly connected with the servo motor (2), a stepped hole (90) is formed in the motor base (9), wherein the small end of the stepped hole (90) is close to one side of the servo motor (2), and the large end of the stepped hole (90) is close to one side of the bearing seat (8); a motor shaft extends out of one end of the servo motor (2), the motor shaft extends into the stepped hole (90) and is connected with the coupler (3), the coupler (3) is located in the stepped hole (90), and the other end of the coupler is connected with the transmission shaft (4); a bearing mounting hole (80) is formed in the bearing seat (8), a first bearing end cover (81) and a second bearing end cover (82) are respectively mounted on two sides of the bearing mounting hole (80) in a sealing mode, and the transmission shaft (4) penetrates through the first bearing end cover (81), the bearing mounting hole (80) and the second bearing end cover (82) and then is in transmission connection with the tool rest (5); a first framework oil seal (84) and a first shaft sleeve (10) are arranged between the first bearing end cover (81) and the transmission shaft (4), the first shaft sleeve (10) is sleeved on the transmission shaft (4), and a second framework oil seal (85) is arranged between the second bearing end cover (82) and the transmission shaft (4); a first bearing group (11), a limiting shaft sleeve (12) and a second bearing group (13) which are matched and installed with the transmission shaft (4) are sequentially arranged in the bearing installation hole (80); one end of the first shaft sleeve (10) and one end of the limiting shaft sleeve (12) are respectively abutted against two ends of a bearing inner ring of the first bearing group (11), a positioning shaft shoulder (40) is arranged on the transmission shaft (4), the other ends of the positioning shaft shoulder (40) and the limiting shaft sleeve (12) are respectively abutted against two ends of a bearing inner ring of the second bearing group (13), a locking nut (14) used for being matched with the positioning shaft shoulder (40) to axially fix the first bearing group (11) and the second bearing group (13) is further arranged on the transmission shaft (4), and the locking nut (14) is screwed at the other end of the first shaft sleeve (10); an outer ring support sleeve (15) is further arranged between the first bearing group (11) and the second bearing group (13), the outer ring support sleeve (15) is installed in a matched mode with the bearing installation hole (80), and two ends of the outer ring support sleeve are respectively abutted to bearing outer rings of the first bearing group (11) and the second bearing group (13); the tool rest (5) comprises a connecting part (50) connected with the transmission shaft (4) and a working part (51) provided with a diamond pen (16), a shaft hole (52) with a key groove is formed in the connecting part (50) of the tool rest (5), the shaft hole (52) is in transmission connection with the transmission shaft (4) in a key connection mode, an adjusting groove (53) is formed in the connecting part (50), the adjusting groove (53) is communicated with the shaft hole (52), and an adjusting screw (54) used for adjusting the width of the adjusting groove (53) is arranged on the side wall of the adjusting groove (53); proximity switch (7) are installed on bearing frame (8), stopper (6) are L shape and detachably installation and fix on bearing frame (8), and the one end of stopper (6) is relative with proximity switch (7) response face, and the other end of stopper (6) then supports connecting portion (50) side at knife rest (5), proximity switch (7) are connected with servo motor (2) electricity.
2. The grinding wheel circular arc straight line dresser according to claim 1, wherein the working part (51) is provided with a diamond pen cap (17) for inserting the diamond pen (16), and the working part (51) is provided with a set screw (20) for fixing the diamond pen cap (17).
3. The grinding wheel arc straight line dresser according to claim 1 or 2, wherein a mounting hole (60) is formed in the limiting block (6), a threaded blind hole (86) is formed in the bearing seat (8), the mounting hole (60) is connected with the threaded blind hole (86) through a connecting screw (18), and the diameter of the mounting hole (60) is larger than that of the threaded blind hole (86); the limiting block (6) is further provided with a connecting hole (61), a tool rest threaded hole (55) is formed in the side face of the connecting portion (50) of the tool rest (5), the aperture of the connecting hole (61) is larger than that of the tool rest threaded hole (55), and the connecting hole (61) is connected with the tool rest threaded hole (55) through a connecting screw rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021176656.6U CN212824754U (en) | 2020-06-23 | 2020-06-23 | Grinding wheel arc straight line dresser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021176656.6U CN212824754U (en) | 2020-06-23 | 2020-06-23 | Grinding wheel arc straight line dresser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212824754U true CN212824754U (en) | 2021-03-30 |
Family
ID=75176098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021176656.6U Expired - Fee Related CN212824754U (en) | 2020-06-23 | 2020-06-23 | Grinding wheel arc straight line dresser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212824754U (en) |
-
2020
- 2020-06-23 CN CN202021176656.6U patent/CN212824754U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |