CN112719326A - Numerical control chuck double-tool-rest lathe for bearing machining - Google Patents

Numerical control chuck double-tool-rest lathe for bearing machining Download PDF

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Publication number
CN112719326A
CN112719326A CN202110037866.XA CN202110037866A CN112719326A CN 112719326 A CN112719326 A CN 112719326A CN 202110037866 A CN202110037866 A CN 202110037866A CN 112719326 A CN112719326 A CN 112719326A
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China
Prior art keywords
wall
lathe
tool
numerical control
bearing
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CN202110037866.XA
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Chinese (zh)
Inventor
黄光军
贾淑成
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Xiangyang Meijinhuan Bearing Co ltd
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Xiangyang Meijinhuan Bearing Co ltd
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Priority to CN202110037866.XA priority Critical patent/CN112719326A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B31/00Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02Chucks
    • B23B31/10Chucks characterised by the retaining or gripping devices or their immediate operating means

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  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention discloses a numerical control chuck double-tool-rest lathe for bearing machining, which belongs to the technical field of bearing machining and comprises a numerical control lathe, wherein a tool rest is arranged in the numerical control lathe, a protective cylinder is arranged on the left side of the inner wall of the numerical control lathe, the left side surface of the protective cylinder is fixedly connected with the right side surface of an installation plate, and the left side surface of the installation plate is lapped with the right side surface of the protective plate. This numerical control chuck double knife rest lathe for bearing processing, through setting up the magnetic ring, spacing rotor plate and slider, when using, the magnetic ring makes its magnetic ring contactless pressure move a plurality of transfer line synchronous motion under the repulsion effect with the magnetic block when removing, make its transfer line pressure move the slider and slide inside in-process drive clamp splice will with the work piece fixed can in the spout, this kind of mode can keep the regulation of contactless centre gripping in follow-up use, it is more stable when making its high-speed rotation, and can find accurately automatically among the clamping process, fixed dynamics and size are conveniently finely tuned in the in-process of using.

Description

Numerical control chuck double-tool-rest lathe for bearing machining
Technical Field
The invention belongs to the technical field of bearing machining, and particularly relates to a numerical control chuck double-tool-rest lathe for bearing machining.
Background
The multi-shaft composite processing technology is an advanced manufacturing technology which is rapidly developed in recent decades, has incomparable advantages compared with the conventional machine tool, has the greatest characteristics of high efficiency and high precision, greatly shortens the processing time by using the upper tool rest and the lower tool rest to synchronously turn the outer diameter or the inner diameter and the outer diameter, and combines special specifications such as installation with the lower tool rest of a workpiece bracket and a center rest except for double-shaft synchronous processingThe possibility is infinite, a center frame is arranged on a lower tool rest to support a workpiece, the upper tool rest is synchronously controlled through an NC program, the processing of an overlong workpiece and an overhung overlong workpiece can be ensured to be close to a supporting processing part, a double-guide-rail form is adopted, the high-precision and wide-range movement of a Y axis is realized, the milling machine can correspond to various milling processing, the complete intensive infinite process can be realized only through one-time clamping, and the maximum processing diameter can be realized
Figure BDA0002894017610000011
The maximum workpiece weight is 11,000 kg. The utility model provides a high rigidity, the configuration of high-power main shaft (45kW, 55kW, 75kW), even upper and lower tool turret uses in step heavily cuts and also can guarantee stable processing, wherein at present to the in-process of bearing processing, in order to improve the precision of processing and reduce the time of processing, adopt double-tool-holder lathe to process mostly, however present double-tool-holder lathe carries out the in-process of processing, its inside chuck need fix the work piece of processing, make it conveniently process, present chuck is when using, it is comparatively troublesome to aim at circular bearing work piece fixed center point, and adjust the in-process of centre gripping size and must wait for the chuck just can conveniently adjust after stopping the rotation completely, make it have certain inconvenience in using.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects in the prior art, the invention provides a numerical control chuck double-tool-rest lathe for bearing machining, which solves the problems that when the conventional chuck is used, the fixed central point of a circular bearing workpiece is aligned difficultly, and the adjustment can be conveniently carried out only after the chuck stops rotating completely in the clamping size adjusting process, so that certain inconvenience is caused in the use of the conventional chuck.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a numerical control chuck double-tool-rest lathe for bearing machining comprises a numerical control lathe, wherein a tool rest is arranged in the numerical control lathe, a protective cylinder is arranged on the left side of the inner wall of the numerical control lathe, the left side surface of the protective cylinder is fixedly connected with the right side surface of a mounting plate, the left side surface of the mounting plate is in lap joint with the right side surface of a protective plate, a limiting rotating plate is arranged on the inner wall of the protective cylinder, the left side surface of the limiting rotating plate is fixedly connected with the right end of a rotating shaft, the left end of the rotating shaft is in snap joint with the inner wall of a bidirectional coupling sleeve, the inner wall of the bidirectional coupling sleeve is in snap joint with the right end of a driving shaft, the surface of the bidirectional coupling sleeve is in snap joint with the inner wall of a positioning hole through a bearing, the positioning hole is formed in the left side surfaces of the, the top end of the transmission rod is movably connected with the left side face of the sliding block through a pin shaft.
The sliding block is connected with the inner wall of the sliding groove in a sliding way, the lower surface of the sliding block is clamped on the surface of the sliding rod through a sliding sleeve, the two ends of the sliding rod are fixedly connected with the upper surface and the lower surface of the inner wall of the sliding chute, the surface of the sliding rod is provided with a spring, the top end of the spring is fixedly connected with the lower surface of the sliding block, the bottom end of the spring is fixedly connected with the lower surface of the inner wall of the sliding chute, the inner wall of the protective cylinder is clamped with a fixed ring, the left side surface of the fixed ring is fixedly connected with the right ends of a plurality of threaded rods through bearings, the surface of the threaded rod is clamped on the surface of the movable ring through a threaded sleeve, the surface of the threaded rod is clamped on the right side surface of the mounting plate through a bearing, the inner wall of the movable ring is clamped with the surface of the magnetic ring, the surface of the transmission rod is fixedly connected with a magnetic block, the surfaces of the plurality of threaded rods are respectively clamped with a transmission step pulley, and the plurality of transmission step pulleys are in transmission connection through a transmission chain.
As a further scheme of the invention: the left side of the fixed ring is fixedly connected with the right ends of the plurality of limiting rods, the left ends of the plurality of limiting rods are fixedly connected with the right side of the mounting plate, and the surfaces of the plurality of limiting rods are clamped with the right side of the same movable ring through sliding sleeves.
As a further scheme of the invention: the surface of the limiting rotating plate is provided with a slide way, the inner wall of the slide way is connected with a slide piece in a sliding mode, and the surface of the slide piece is fixedly connected with the inner wall of the protective cylinder.
As a further scheme of the invention: the right flank of slider and the left surface fixed connection of clamp splice, the protection groove has been seted up to the left surface of mounting panel, drive cone pulley and drive chain sliding connection are in the protection groove.
As a further scheme of the invention: the right side surfaces of the mounting plate and the protection plate are provided with a plurality of mounting holes, and the inner wall of the magnetic ring and the surface magnetic poles of the magnetic blocks are in the same direction.
As a further scheme of the invention: the upper part of the inner wall of the magnetic ring is an inclined plane, and the inclined plane is consistent with the minimum inclination angle of the magnetic block.
As a further scheme of the invention: the surface of the clamping block is provided with an anti-slip pad, and the anti-slip pad is made of rubber.
As a further scheme of the invention: the protection plate is specifically made of hard composite rubber, and the inner wall of the protection groove is circular.
As a further scheme of the invention: the magnetic block is a semi-arc magnetic block, and the left end of the threaded rod above the magnetic block is clamped on the left side face of the protection plate through a bearing.
As a further scheme of the invention: the protective cylinder is cylindrical in shape, and the whole protective cylinder is made of aluminum alloy.
(III) advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. when the numerically controlled chuck double-tool-rest lathe is used, a bearing workpiece is placed, then a threaded rod at any position is rotated, so that the threaded rod drives a transmission cone pulley on the surface to rotate, then the transmission cone pulley drives a plurality of threaded rods to synchronously rotate through a transmission chain, the threaded rod and the threaded sleeve are matched to drive the movable ring to move left and right, then the movable ring drives a magnetic ring on the inner wall to synchronously move, the magnetic ring drives the magnetic ring to synchronously press a plurality of transmission rods in a non-contact manner under the action of repulsive force of the magnetic blocks when moving, so that the transmission rods press the sliding blocks to slide in the sliding grooves to drive the clamping blocks to fix the clamping blocks with the workpiece, and meanwhile, the transmission rods drive the connecting sleeves to slide on the surface of the rotating shaft, the mode can keep the adjustment of non-contact clamping in the subsequent use, so that the non-contact clamping device is more stable in high-speed rotation, can automatically find the position in the clamping process, and can conveniently finely adjust the fixing force and size in the use process.
2. This numerical control chuck double knife rest lathe for bearing processing, through setting up the drive shaft, two-way shaft coupling, the slide, the slider, spacing rotor plate, the slide bar, spring and spout, when using, drive the pivot through two-way shaft coupling and begin high-speed rotation along with the drive shaft, the pivot drives spacing rotor plate synchronous revolution afterwards, spacing rotor plate slides on the surface of slider through the slide on surface when rotatory, the transfer line drives the synchronous high-speed rotation of magnetic path simultaneously, drive the adapter sleeve and rotate the surface at the pivot, its repulsion and magnetic ring action position change appears when the magnetic path motion simultaneously, after the effort of difference passes through the magnetic ring conduction to the surface of loose ring afterwards, the loose ring keeps stable under the effect of a plurality of gag lever post, make its in-contact centre gripping's of high-speed rotatory in-process power way can stably keep.
3. The numerical control chuck double-tool-post lathe for processing the bearing is provided with the threaded rod, the transmission cone pulley, the transmission chain and the protection plate, when in use, the transmission cone pulley is matched with the transmission chain to keep synchronous transmission and rotation of the plurality of threaded rods, then the plurality of threaded rods can be kept to synchronously drive the movable ring to move in the use process, the movable ring can move more stably, the clamping accuracy is kept in the use process, meanwhile, under the matching of the sliding rod and the spring, when the surface of the bearing needs to be processed, the clamping blocks are lapped with the inner wall of the bearing through the plurality of clamping blocks, then the threaded rods are kept to reversely rotate, the movable ring moves leftwards, the spring is matched in the movement process of the transmission rod, the sliding block is kept to stably slide in the sliding groove, the inner wall of the bearing is clamped under the matching action of the plurality of clamping blocks, and the surface and the inner wall of the bearing can be conveniently clamped by the mode, the fixing device can be fixed according to actual requirements in the using process, so that the fixing device is more convenient in the subsequent processing process and has better flexibility.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the front view of the present invention;
FIG. 3 is a schematic cross-sectional view of a slider according to the present invention;
FIG. 4 is a schematic three-dimensional structure of a magnet ring according to the present invention;
FIG. 5 is a schematic front sectional view of a drive turret according to the present invention;
FIG. 6 is a front view of the protective sleeve of the present invention;
in the figure: the device comprises a numerically controlled lathe 1, a tool rest 2, a protective cylinder 3, a mounting plate 4, a protective plate 5, a limiting rotating plate 6, a driving shaft 7, a positioning hole 8, a bidirectional coupling sleeve 9, a rotating shaft 10, a connecting sleeve 11, a transmission rod 12, a sliding block 13, a sliding chute 14, a sliding rod 15, a spring 16, a sliding way 17, a sliding piece 18, a fixed ring 19, a threaded rod 20, a movable ring 21, a magnetic ring 22, a magnetic block 23, a clamping block 24, a limiting rod 25, a transmission cone pulley 26, a transmission chain 27 and a protective groove 28.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 6, the present invention provides a technical solution: a numerical control chuck double-tool-rest lathe for bearing machining comprises a numerical control lathe 1, a tool rest 2 is arranged in the numerical control lathe 1, a protective cylinder 3 is arranged on the left side of the inner wall of the numerical control lathe 1, the left side surface of the protective cylinder 3 is fixedly connected with the right side surface of a mounting plate 4, the left side surface of the mounting plate 4 is in lap joint with the right side surface of a protective plate 5, a limiting rotating plate 6 is arranged on the inner wall of the protective cylinder 3, the left side surface of the limiting rotating plate 6 is fixedly connected with the right end of a rotating shaft 10, the left end of the rotating shaft 10 is in snap joint with the inner wall of a bidirectional coupling sleeve 9, the inner wall of the bidirectional coupling sleeve 9 is in snap joint with the right end of a driving shaft 7, the surface of the bidirectional coupling sleeve 9 is in snap joint with the inner wall of a positioning hole 8 through a bearing, the positioning hole 8 is formed, the top end of the transmission rod 12 is movably connected with the left side surface of the sliding block 13 through a pin shaft.
Slider 13 sliding connection is at the inner wall of spout 14, the lower surface of slider 13 passes through the sliding sleeve joint on the surface of slide bar 15, the upper and lower two fixed surface connection of the both ends of slide bar 15 and spout 14 inner wall, the surface of slide bar 15 is provided with spring 16, the top of spring 16 and the lower fixed surface connection of slider 13, the bottom of spring 16 and the lower fixed surface connection of spout 14 inner wall, the inner wall joint of protective cylinder 3 has solid fixed ring 19, gu fixed ring 19's the right-hand member fixed connection of left side through bearing and a plurality of threaded rod 20, threaded rod 20's surface passes through the thread bush joint in the surface of loose ring 21, threaded rod 20's surface passes through the bearing joint in the right side of mounting panel 4, the inner wall of loose ring 21 and the surface joint of magnetic ring 22, the fixed surface connection of transfer line 12 has magnetic block 23, the surface of a plurality of threaded rod 20 all joints has drive cone pulley 26, connect through.
Specifically, as shown in fig. 1 and 2, the left side surface of the fixing ring 19 is fixedly connected with the right ends of the plurality of limiting rods 25, the left ends of the plurality of limiting rods 25 are fixedly connected with the right side surface of the mounting plate 4, the surfaces of the plurality of limiting rods 25 are clamped with the right side surface of the same movable ring 21 through sliding sleeves, the right side surface of the sliding block 13 is fixedly connected with the left side surface of the clamping block 24, the left side surface of the mounting plate 4 is provided with a protection groove 28, the transmission cone pulley 26 is slidably connected with the transmission chain 27 in the protection groove 28, the right side surfaces of the mounting plate 4 and the protection plate 5 are provided with a plurality of mounting holes, the inner wall of the magnetic ring 22 is in the same direction as the surface magnetic pole of the magnetic block 23, the protection plate 5 is specifically made of hard composite rubber, the inner wall of the protection groove 28 is circular, and by arranging the fixing ring 19, the fixing ring 19, by arranging the mounting plate 4, the mounting plate 4 can be matched with a mounting hole on the surface for mounting and fixing, by arranging the limiting rod 25, the limiting rod 25 can play a good supporting and limiting effect on the movable ring 21, so that the movable ring is more stable in the moving process, by arranging the clamping block 24, the clamping block 24 can be kept stably clamped and fixed with a bearing workpiece under the action of the sliding block 13, by arranging the protection groove 28, the protection groove 28 can facilitate transmission among a plurality of transmission cone pulleys 26 through the transmission chain 27, so that the stability of the movable ring in the use process is better, by arranging the sliding groove 14, the sliding groove 14 can keep the stable movement of the sliding block 13, and meanwhile, by matching the sliding rod 15 in the clamping process, the movable ring has a good supporting effect, by arranging the magnetic ring 22, the magnetic poles between the magnetic ring 22 and the magnetic block 23 are opposite in direction, so that the movable ring can keep a good transmission effect in the use, simultaneously, the mode of non-contact is matched, so that the high-speed rotation in-process has good rotation and noise reduction effects, the protection plate 5 is arranged, the protection plate 5 can keep stable protection on the inside of the protection groove 28, and meanwhile, the material is matched to be a hard composite rubber material, so that the shock absorption and noise reduction effects are good.
Specifically, as shown in fig. 3 and 4, a slide way 17 is disposed on the surface of the limit rotating plate 6, a slide piece 18 is slidably connected to the inner wall of the slide way 17, the surface of the slide piece 18 is fixedly connected to the inner wall of the protective cylinder 3, an inclined surface is disposed above the inner wall of the magnetic ring 22, the inclined surface is consistent with the minimum inclination angle of the magnetic block 23, a non-slip pad is disposed on the surface of the clamping block 24, the non-slip pad is made of rubber, the magnetic block 23 is specifically a semi-arc magnetic block 23, the left end of the upper threaded rod 20 is clamped to the left side surface of the protective plate 5 through a bearing, the protective cylinder 3 is cylindrical in shape, the whole protective cylinder 3 is made of aluminum alloy, the slide way 17 can keep the slide piece 18 sliding inside through the slide way 17, so that the limit rotating plate 6 can keep the stability of rotation in the high-speed rotation process, and meanwhile, the protection section of thick bamboo 3 of mating surface can keep its fine support and protection, through setting up magnetic ring 22, the inner wall of magnetic ring 22 is the inclined plane, make it when pressing movable magnetic block 23, can possess good effect when the angle of inclination angle of magnetic block 23 changes, through setting up magnetic block 23, magnetic block 23 specifically is half arc magnetic block 23, make its repulsion can the steady effect when rotatory, through setting up the slipmat, the slipmat is the rubber material, make it when the circular shape bearing work piece of centre gripping, can keep the centre gripping more stable, keep transmission rotatory in-process more stable simultaneously, through setting up protection section of thick bamboo 3, protection section of thick bamboo 3 plays fine auxiliary stay and good installation effect, it is the aluminum alloy material to cooperate, make its quality light, and the radiating effect is good.
The working principle of the invention is as follows:
s1, rotating the threaded rod 20 at any position to make the threaded rod 20 drive the transmission cone pulley 26 on the surface to rotate, and then the transmission cone pulley 26 drives a plurality of threaded rods 20 to synchronously rotate through the transmission chain 27 to make the threaded rods 20 and the threaded sleeves cooperate to drive the movable ring 21 to move left and right;
s2, driving the magnetic ring 22 on the inner wall to move synchronously when the movable ring 21 moves, driving the magnetic ring 22 to press a plurality of transmission rods 12 to move synchronously under the action of the repulsive force of the magnetic block 23 when the magnetic ring 22 moves, driving the clamping block 24 to be fixed with a workpiece when the transmission rods 12 press the sliding block 13 to slide in the chute 14, simultaneously driving the connecting sleeve 11 to slide on the surface of the rotating shaft 10 by the transmission rods 12, driving the rotating shaft 10 to start to rotate at high speed along with the driving shaft 7 through the bidirectional coupling sleeve 9, driving the limit rotating plate 6 to rotate synchronously by the rotating shaft 10, and sliding the limit rotating plate 6 on the surface of the sliding piece 18 through the slideway 17 on the surface when the limit rotating plate 6 rotates;
s3, simultaneously, the transmission rod 12 drives the magnetic block 23 to synchronously rotate at high speed, the connecting sleeve 11 is driven to rotate on the surface of the rotating shaft 10, the action position of the repulsive force of the magnetic block 23 and the magnetic ring 22 changes when the magnetic block 23 moves, then after different acting forces are transmitted to the surface of the movable ring 21 through the magnetic ring 22, the movable ring 21 can be used under the action of the limiting rods 25, when the surface of the bearing needs to be machined, the clamping blocks 24 are in lap joint with the inner wall of the bearing, then the threaded rod 20 is kept rotating reversely, the movable ring 21 moves leftwards, the transmission rod 12 is matched with the spring 16 in the movement process, the sliding block 13 is kept to stably slide in the sliding groove 14, the inner wall of the bearing is clamped under the matching action of the clamping blocks 24, and the surface and the inner wall of the bearing can be conveniently clamped.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (10)

1. The utility model provides a bearing processing is with two knife rest lathes of numerical control chuck, includes numerical control lathe (1), its characterized in that: the numerical control lathe is characterized in that a tool rest (2) is arranged in the numerical control lathe (1), a protective cylinder (3) is arranged on the left side of the inner wall of the numerical control lathe (1), the left side surface of the protective cylinder (3) is fixedly connected with the right side surface of a mounting plate (4), the left side surface of the mounting plate (4) is in lap joint with the right side surface of a protective plate (5), a limiting rotary plate (6) is arranged on the inner wall of the protective cylinder (3), the left side surface of the limiting rotary plate (6) is fixedly connected with the right end of a rotary shaft (10), the left end of the rotary shaft (10) is in snap joint with the inner wall of a bidirectional coupling sleeve (9), the inner wall of the bidirectional coupling sleeve (9) is in snap joint with the right end of a driving shaft (7), the surface of the bidirectional coupling sleeve (9) is in snap joint with the inner wall of a positioning hole (8) through a bearing, the surface of the rotating shaft (10) is sleeved with a connecting sleeve (11), the surface of the connecting sleeve (11) is movably connected with the bottom ends of a plurality of transmission rods (12) through pin shafts, and the top ends of the transmission rods (12) are movably connected with the left side face of the sliding block (13) through pin shafts;
slider (13) sliding connection is at the inner wall of spout (14), the lower surface of slider (13) passes through the sliding sleeve joint on the surface of slide bar (15), the both ends of slide bar (15) are connected with the upper and lower two fixed surface of spout (14) inner wall, the surface of slide bar (15) is provided with spring (16), the top of spring (16) is connected with the lower fixed surface of slider (13), the bottom of spring (16) is connected with the lower fixed surface of spout (14) inner wall, the inner wall joint of protection section of thick bamboo (3) has solid fixed ring (19), the right-hand member fixed connection of bearing and a plurality of threaded rod (20) is passed through to the left surface of solid fixed ring (19), the surface of threaded rod (20) passes through the screw sleeve joint on the surface of loose ring (21), the right flank of bearing joint at mounting panel (4) is passed through to the surface of threaded rod (20), the inner wall of the movable ring (21) is clamped with the surface of the magnetic ring (22), the surface of the transmission rod (12) is fixedly connected with a magnetic block (23), the surfaces of the threaded rods (20) are all clamped with transmission step pulleys (26), and the transmission step pulleys (26) are in transmission connection through a transmission chain (27).
2. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the left side of solid fixed ring (19) and the right-hand member fixed connection of a plurality of gag lever post (25), the left end of a plurality of gag lever post (25) and the right flank fixed connection of mounting panel (4), the right flank joint of sliding sleeve and same activity ring (21) is passed through on the surface of a plurality of gag lever post (25).
3. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the surface of the limiting rotating plate (6) is provided with a slide way (17), the inner wall of the slide way (17) is connected with a slide piece (18) in a sliding manner, and the surface of the slide piece (18) is fixedly connected with the inner wall of the protective barrel (3).
4. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the right flank of slider (13) and the left surface fixed connection of clamp splice (24), protection groove (28) have been seted up to the left surface of mounting panel (4), drive cone pulley (26) and drive chain (27) sliding connection are in protection groove (28).
5. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the right side surfaces of the mounting plate (4) and the protection plate (5) are provided with a plurality of mounting holes, and the inner wall of the magnetic ring (22) is in the same direction as the surface magnetic poles of the magnetic block (23).
6. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the upper part of the inner wall of the magnetic ring (22) is an inclined plane, and the inclined plane is consistent with the minimum inclined angle of the magnetic block (23).
7. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 4, characterized in that: the surface of the clamping block (24) is provided with an anti-slip pad, and the anti-slip pad is made of rubber.
8. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 4, characterized in that: the protection plate (5) is specifically made of hard composite rubber, and the inner wall of the protection groove (28) is circular.
9. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the magnetic block (23) is a semi-arc magnetic block (23), and the left end of the upper threaded rod (20) is clamped on the left side face of the protection plate (5) through a bearing.
10. The numerically controlled chuck double-tool-post lathe for bearing machining according to claim 1, characterized in that: the protective cylinder (3) is cylindrical in shape, and the whole protective cylinder (3) is made of aluminum alloy.
CN202110037866.XA 2021-01-12 2021-01-12 Numerical control chuck double-tool-rest lathe for bearing machining Withdrawn CN112719326A (en)

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CN211758519U (en) * 2020-02-01 2020-10-27 大连华光机床制造有限责任公司 Clamping tool for machining of protective numerical control lathe
CN211759957U (en) * 2020-02-01 2020-10-27 大连华光机床制造有限责任公司 Machining lathe capable of protecting workpiece

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100219920A1 (en) * 2009-02-27 2010-09-02 Novellus Systems, Inc. Magnetically actuated chuck for edge bevel removal
US20130219693A1 (en) * 2012-02-23 2013-08-29 Beijing Sevenstar Electronics Co.,Ltd. Device for holding disk-shaped articles and method thereof
CN203649451U (en) * 2014-01-20 2014-06-18 钱培玉 Three-jaw chuck with various clamping ways
CN203804252U (en) * 2014-05-05 2014-09-03 许昌学院 Electrically-adjustable lathe spindle chuck
CN104538345A (en) * 2014-12-31 2015-04-22 北京七星华创电子股份有限公司 Disk clamping and rotating device
CN209272945U (en) * 2018-12-04 2019-08-20 盐城大有迪安希汽车部件有限公司 The mach mobile positioning mechanism of frame of handwheel
CN211758519U (en) * 2020-02-01 2020-10-27 大连华光机床制造有限责任公司 Clamping tool for machining of protective numerical control lathe
CN211759957U (en) * 2020-02-01 2020-10-27 大连华光机床制造有限责任公司 Machining lathe capable of protecting workpiece
CN111545772A (en) * 2020-05-20 2020-08-18 朱安学 High-precision double-spindle double-tool-tower lathe

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Application publication date: 20210430