CN210281527U - Adjustable rotary permanent magnetic chuck - Google Patents
Adjustable rotary permanent magnetic chuck Download PDFInfo
- Publication number
- CN210281527U CN210281527U CN201921063637.XU CN201921063637U CN210281527U CN 210281527 U CN210281527 U CN 210281527U CN 201921063637 U CN201921063637 U CN 201921063637U CN 210281527 U CN210281527 U CN 210281527U
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- bevel gear
- sliding sleeve
- rotating shaft
- permanent magnetic
- magnetic chuck
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Abstract
The utility model relates to an adjustable rotary permanent magnetic chuck, which comprises a permanent magnetic chuck and two mounting seats, wherein the permanent magnetic chuck is hinged between the two mounting seats through a first rotating shaft, a mounting groove is arranged in one of the mounting seats, one end of the first rotating shaft passes through the inner side wall of the mounting seat and extends into the mounting groove, a first bevel gear is arranged on the first rotating shaft, a second rotating shaft is vertically arranged in the mounting groove, a second bevel gear is meshed with the first bevel gear, a third bevel gear meshed with the second bevel gear is also arranged on the second bevel gear corresponding to the position of the first bevel gear, the adjustable rotary permanent magnetic chuck does not need to contact with a disk body when adjusting the angle of the permanent magnetic chuck, the potential safety hazard is avoided, only a sliding sleeve is pulled to separate two friction plates, then the sliding sleeve is rotated to realize the adjustment of the angle of the permanent magnetic chuck, the two friction plates can contact to complete self-locking under the driving of a tension, the whole adjusting operation is simple and easy to implement.
Description
Technical Field
The utility model belongs to the technical field of the sucking disc technique and specifically relates to an adjustable gyration permanent magnetism sucking disc.
Background
In the field of machining nowadays, a permanent magnetic chuck is a magnetic clamp widely applied to mechanical machining operations in machinery factories, mold factories and the like, and can greatly improve the clamping efficiency of magnetic materials. The processing mode of different angles often need be carried out to the material in the course of working, just need use the permanent magnetism sucking disc that can carry out angle modulation after the installation this moment, and current gyration permanent magnetism sucking disc needs the manual work to rotate the disk body and reachs the appointed angle at the in-process of adjusting, later locks the disk body again, and not only the accommodation process is loaded down with trivial details, the precision is not high, influences the machining efficiency of work piece, still can have certain potential safety hazard because the contact of manual operation with the disk body.
Disclosure of Invention
In order to solve the problem, an object of the utility model is to provide an adjustable gyration permanent magnetic chuck, can come to adjust the angle of permanent magnetic chuck through the sliding sleeve that rotates the mount pad outside, the auto-lock after the regulation is accomplished can be guaranteed with the friction disc to the extension spring, need not to contact the disk body, has avoided the potential safety hazard of existence, whole regulation operation simple accurate, and the precision of adjusting is high, can improve the machining precision and the machining efficiency of work piece to a certain extent.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to an adjustable rotary permanent magnetic chuck, which comprises a permanent magnetic chuck and two mounting seats, wherein the permanent magnetic chuck is hinged between the two mounting seats through a first rotating shaft, a mounting groove is arranged in one of the mounting seats, one end of the first rotating shaft passes through the inner side wall of the mounting seat and extends into the mounting groove, a first bevel gear is arranged on the mounting groove, a second rotating shaft is vertically arranged in the mounting groove, a second bevel gear is fixedly arranged on the second rotating shaft, the second bevel gear is meshed with the first bevel gear, a third bevel gear meshed with the second bevel gear is also arranged on the second bevel gear corresponding to the position of the first bevel gear, the third bevel gear is fixed at one end of a third rotating shaft, the third rotating shaft is fixed on the outer side wall of the mounting seat through a centripetal thrust bearing and a bearing seat, and a positioning boss is arranged at the periphery of the third rotating shaft between the centripetal thrust bearing and the third bevel, the positioning boss is contacted with the centripetal thrust bearing, a sliding sleeve is sleeved on the periphery of one end of the third rotating shaft, which is far away from the third bevel gear, a sliding block is arranged on the inner wall of the sliding sleeve, a sliding groove is arranged on the third rotating shaft along the axial direction of the third rotating shaft, the sliding groove is matched with the sliding block, the sliding sleeve can move along the axial direction of the third rotating shaft, the sliding sleeve and the third rotating shaft keep synchronous rotation, a positioning block is fixedly arranged on the side wall of the mounting seat corresponding to the position of the sliding sleeve, a through hole matched with the sliding sleeve is arranged in the positioning block, one end of the sliding sleeve extends into the outer side wall of the mounting seat to be matched with the third rotating shaft, the other end of the sliding sleeve penetrates out of the positioning block through the through hole, a first friction plate is arranged on the periphery of the through hole on the positioning block, a second friction plate is arranged on the periphery, when the first friction plate contacts with the second friction plate, the sliding sleeve and the third rotating shaft do not rotate any more. Furthermore, the end part of the sliding sleeve extending out of the positioning block is fixedly provided with a rotating handle, and the rotating handle is provided with anti-skid grains. Further, the lower part of locating piece is equipped with location locking device, location locking device includes the slide bar, and the horizontal fixed mounting of slide bar is equipped with the position sleeve on the lateral wall of mount pad on the slide bar cover, through screw hole installation locking bolt in the lateral wall of position sleeve, and locking bolt can fix a position the optional position of position sleeve on the slide bar fixed mounting locating plate is sheathe in to the position sleeve, and the locating plate can compress tightly the second friction disc, prevents that second friction disc and first friction disc from separating, furtherly, the locating plate is the wedge-shaped plate that the inboard has the inclined plane.
The utility model has the advantages of: an adjustable gyration permanent magnetism sucking disc, need not the contact disk body when adjusting the permanent magnetism sucking disc angle, avoided the potential safety hazard of existence, and only need stimulate the sliding sleeve and make two friction discs separation, later the regulation that the sliding sleeve just can realize the permanent magnetism sucking disc angle of rotating again, can make two friction discs contact under the drive of extension spring after the regulation is accomplished and accomplish the auto-lock, whole regulation operation simple accurate, and the precision of adjusting is high, can improve the machining precision and the machining efficiency of work piece to a certain extent. The rotatable handle can be mounted on the sliding sleeve so as to adjust the angle, and the positioning and locking device can be additionally arranged at the lower end of the sliding sleeve, so that the two friction plates can be prevented from being separated under the angle locking state. The angle adjusting range of the whole device is wide, the device is suitable for positioning and precision machining of single-side and double-side angles of a surface grinding machine, a spark machine, an engraving machine, a linear cutting machine and the like, and the rotating angle of a workpiece to be machined on the device is larger, so that machining operation at various angles can be conveniently implemented.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged partial view of I of FIG. 1;
FIG. 3 is a schematic view of the present invention in a state of adjusting the angle;
FIG. 4 is an enlarged view of view A of FIG. 2;
fig. 5 is an enlarged view of a sectional view taken along line B-B in fig. 2.
In the figure, a permanent magnetic chuck 2 mounting seat 3 of a mounting seat 1 is provided with a first rotating shaft 4, a mounting groove 5 is provided with a first bevel gear 6, a second rotating shaft 7 is provided with a second bevel gear 8, a third rotating shaft 9 is provided with a radial thrust bearing 11, a positioning boss 12, a sliding block 14, a sliding groove 15, a positioning block 16, a through hole 17, a first friction plate 18, a second friction plate 19, a tension spring 20, a rotating handle 21, a sliding rod 22, a positioning sleeve 23 and a locking bolt 24.
Detailed Description
An adjustable gyration permanent magnetism sucking disc, as shown in fig. 1, mount pad 2 including permanent magnetism sucking disc 1 and both sides, permanent magnetism sucking disc 1 joins between two mount pads 2 through first pivot 3, as shown in fig. 2, has seted up mounting groove 4 in one of them mount pad 2, the one end of first pivot 3 is passed in 2 inside walls of mount pad stretch into mounting groove 4, and installs first bevel gear 5 on it. A second rotating shaft 6 is vertically arranged in the mounting groove 4, a second bevel gear 7 is fixedly arranged on the second rotating shaft 6, the second bevel gear 7 is meshed with the first bevel gear 5, and a third bevel gear 8 meshed with the second bevel gear is further arranged on the second bevel gear 7 corresponding to the position of the first bevel gear 5. The third bevel gear 8 is fixed in the one end of third pivot 9, and the third pivot 9 is fixed on the lateral wall of mount pad 2 through radial thrust bearing 10 and bearing frame, is equipped with location boss 11 in the third pivot 9 periphery between radial thrust bearing 10 and third bevel gear 8, location boss 11 contacts with radial thrust bearing 10. The periphery of one end of the third rotating shaft 9, which is far away from the third bevel gear 8, is sleeved with a sliding sleeve 12, the inner wall of the sliding sleeve 12 is provided with a sliding block 13, the third rotating shaft 9 is provided with a sliding groove 14 along the axial direction thereof, the sliding groove 14 is matched with the sliding block 13, the sliding sleeve 12 can move along the axial direction of the third rotating shaft 9, and the sliding sleeve 12 and the third rotating shaft 9 keep synchronous rotation.
Corresponding to the position of the sliding sleeve 12, a positioning block 15 is fixedly installed on the side wall of the installation seat 2, a through hole 16 matched with the sliding sleeve 12 is formed in the positioning block 15, one end of the sliding sleeve 12 extends into the outer side wall of the installation seat 2 and is matched with the third rotating shaft 9, the other end of the sliding sleeve 12 penetrates out of the positioning block 15 through the through hole 16, a first friction plate 17 is arranged on the periphery of the through hole 16 on the positioning block 15, a second friction plate 18 is arranged on the periphery of the end part of the sliding sleeve 12 extending out of the positioning block 15, a tension spring 19 is installed between the inside of the sliding sleeve 12 and the end part of the third rotating shaft 9, the tension spring 19 always has the tendency of enabling the second friction plate 18 to be in close contact with the first friction plate 17, and when the first. The first friction plate 17 and the second friction plate 18 may be made of Q235 material, and under the pulling force of the tension spring 19, friction generated by the pressure between the first friction plate 17 and the second friction plate 18 is enough to prevent the first friction plate 17 and the second friction plate 18 from rotating with each other.
When using an adjustable gyration permanent magnetism sucking disc carry out the gyration of disk body when adjusting, as shown in fig. 2, be the schematic diagram under the angle locking state this moment, under extension spring 19's drive, second friction disc 18 and first friction disc 17 in close contact with on the sliding sleeve 12, frictional force between first friction disc 17 and the second friction disc 18 makes second friction disc 18 no longer take place to rotate, because slider 13 and spout 14 mutually support between sliding sleeve 12 and the third pivot 9, so sliding sleeve 12 also can not take place to rotate with third pivot 9, third bevel gear 8 of third pivot 9 tip locks first bevel gear 5 and second bevel gear 7, the angular position that permanent magnetism sucking disc 1 was located can be fixed. When the angular position of the permanent magnetic chuck 1 needs to be adjusted, as shown in fig. 3, the sliding sleeve 12 is pulled to move outwards by overcoming the pulling force of the tension spring 19, so that the first friction plate 17 is separated from the second friction plate 18, then the sliding sleeve 12 is rotated according to the required angular position, the third rotating shaft 9 is driven to rotate by the sliding block 13 and the sliding groove 14 which are matched with each other, the adjustment of the angular position of the permanent magnetic chuck 1 can be completed through the transmission of the second bevel gear 7 and the first bevel gear 5, after the adjustment is completed, the sliding sleeve 12 is slowly loosened, so that the sliding sleeve enters the through hole 16 under the pulling force of the tension spring 19, the first friction plate 17 is contacted with the second friction plate 18 again, the rotation does not occur any more, and the angular position. Whole accommodation process need not to contact the disk body, has avoided the potential safety hazard of existence, adjusts operation simple accurate, and the precision of adjusting is high, can improve the machining precision and the machining efficiency of work piece to a certain extent.
Preferably, in order to facilitate the stretching of the adjusting sliding sleeve 12, a rotating handle 20 is fixedly installed at the end of the sliding sleeve 12 extending out of the positioning block 15, and the rotating handle 20 is provided with anti-skid lines.
Preferably, in order to further ensure that the first friction plate 17 and the second friction plate 18 are not separated in the angle locking state, a positioning and locking device is arranged at the lower part of the positioning block 15, the positioning and locking device comprises a sliding rod 21, the sliding rod 21 is horizontally and fixedly installed on the outer side wall of the mounting seat 2, as shown in fig. 4, a positioning sleeve 22 is sleeved on the sliding rod 21, a locking bolt 23 is installed in the side wall of the positioning sleeve 22 through a threaded hole, and the locking bolt 23 can position the positioning sleeve 22 at any position on the sliding rod 21. A positioning plate 24 is fixedly mounted on the positioning sleeve 22, and the positioning plate 24 can press the second friction plate 18 to prevent the second friction plate 18 from separating from the first friction plate 17. When the permanent magnetic chuck 1 is in a locked state, as shown in fig. 2, the positioning plate 24 is pressed on the outer side of the second friction plate 18, under the locking of the locking bolt 23, the positioning plate 24 is located at the upper part of the positioning sleeve 22, and the positioning plate 24 can horizontally move on the sliding rod 21 along with the positioning sleeve 22 so as to be suitable for friction plates with different thicknesses.
Preferably, in order to enable the positioning plate 24 to gradually press the second friction plate 18, as shown in fig. 5, the positioning plate 24 is a wedge-shaped plate with an inclined surface on the inner side, and after the horizontal position of the positioning plate 24 on the slide rod 21 is approximately determined, only the positioning plate 24 needs to be rotated upwards, and the inclined surface on the inner side can gradually press the second friction plate 18, so that the second friction plate 18 and the first friction plate 17 cannot be separated.
Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.
Claims (4)
1. An adjustable gyration permanent magnetism sucking disc which characterized in that: mounting bases (2) including permanent magnetic chuck (1) and both sides, permanent magnetic chuck (1) articulates between two mounting bases (2) through first pivot (3), has seted up mounting groove (4) in one of them mounting base (2), and the one end of first pivot (3) is passed in mounting base (2) inside wall and is stretched into mounting groove (4), and installs first bevel gear (5) on it vertically install second pivot (6) in mounting groove (4), fixed mounting second bevel gear (7) on second pivot (6), second bevel gear (7) mesh with first bevel gear (5), and corresponding to the position of first bevel gear (5), still be equipped with third bevel gear (8) rather than mesh on second bevel gear (7), third bevel gear (8) are fixed in the one end of third pivot (9), and the outside at mounting base (2) is fixed through centripetal thrust bearing (10) and bearing frame in third pivot (9) On the wall, a positioning boss (11) is arranged on the periphery of a third rotating shaft (9) between a centripetal thrust bearing (10) and a third bevel gear (8), the positioning boss (11) is in contact with the centripetal thrust bearing (10), a sliding sleeve (12) is sleeved on the periphery of one end, far away from the third bevel gear (8), of the third rotating shaft (9), a sliding block (13) is arranged on the inner wall of the sliding sleeve (12), a sliding groove (14) is formed in the third rotating shaft (9) along the axial direction of the third rotating shaft, the sliding groove (14) is matched with the sliding block (13), the sliding sleeve (12) can move along the axial direction of the third rotating shaft (9), the sliding sleeve (12) and the third rotating shaft (9) keep synchronous rotation, a positioning block (15) is fixedly arranged on the side wall of the mounting seat (2) corresponding to the position of the sliding sleeve (12), a through hole (16) matched with the sliding sleeve (12) is formed in the positioning block (15), one end of the sliding sleeve (12) extends into the outer side wall, the other end of the sliding sleeve (12) penetrates out of the positioning block (15) through the through hole (16), a first friction plate (17) is arranged on the periphery of the through hole (16) in the positioning block (15), a second friction plate (18) is arranged on the periphery of the end portion, extending out of the positioning block (15), of the sliding sleeve (12), a tension spring (19) is installed between the interior of the sliding sleeve (12) and the end portion of the third rotating shaft (9), the tension spring (19) always has the tendency that the second friction plate (18) is in close contact with the first friction plate (17), and when the first friction plate (17) is in contact with the second friction plate (18), the sliding sleeve (12) and the third rotating shaft (9) do not rotate.
2. An adjustable rotary permanent magnetic chuck according to claim 1 wherein: the end part of the sliding sleeve (12) extending out of the positioning block (15) is fixedly provided with a rotating handle (20), and the rotating handle (20) is provided with anti-skid grains.
3. An adjustable rotary permanent magnetic chuck according to claim 1 wherein: the lower part of locating piece (15) is equipped with positioning and locking device, positioning and locking device includes slide bar (21), and slide bar (21) horizontal fixed mounting is on the lateral wall of mount pad (2), and the cover is equipped with position sleeve (22) on slide bar (21), through screw hole installation locking bolt (23) in the lateral wall of position sleeve (22), and locking bolt (23) can be with the optional position of position sleeve (22) location on slide bar (21) fixed mounting locating plate (24) on position sleeve (22), and second friction disc (18) can be compressed tightly to locating plate (24), prevents that second friction disc (18) and first friction disc (17) from separating.
4. An adjustable rotary permanent magnetic chuck according to claim 3 in which: the positioning plate (24) is a wedge-shaped plate with an inclined plane on the inner side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921063637.XU CN210281527U (en) | 2019-07-09 | 2019-07-09 | Adjustable rotary permanent magnetic chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921063637.XU CN210281527U (en) | 2019-07-09 | 2019-07-09 | Adjustable rotary permanent magnetic chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210281527U true CN210281527U (en) | 2020-04-10 |
Family
ID=70101350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921063637.XU Active CN210281527U (en) | 2019-07-09 | 2019-07-09 | Adjustable rotary permanent magnetic chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210281527U (en) |
-
2019
- 2019-07-09 CN CN201921063637.XU patent/CN210281527U/en active Active
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