CN107297517B - A kind of chuck and lathe - Google Patents

A kind of chuck and lathe Download PDF

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Publication number
CN107297517B
CN107297517B CN201710509648.5A CN201710509648A CN107297517B CN 107297517 B CN107297517 B CN 107297517B CN 201710509648 A CN201710509648 A CN 201710509648A CN 107297517 B CN107297517 B CN 107297517B
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China
Prior art keywords
interior
claw
ring
positioning
cut
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CN201710509648.5A
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Chinese (zh)
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CN107297517A (en
Inventor
董晓传
曲周德
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Tianjin University of Technology
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Tianjin University of Technology
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Priority to CN201710509648.5A priority Critical patent/CN107297517B/en
Publication of CN107297517A publication Critical patent/CN107297517A/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
    • B23B31/102Jaws, accessories or adjustment means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turning (AREA)
  • Gripping On Spindles (AREA)

Abstract

The invention belongs to machining fixture technical field, a kind of chuck and lathe are disclosed.Wherein, chuck includes:Deck, sliding slot, outer positioning claw, interior positioning claw, outer support claw and inner support claw.Sliding slot along deck radius be arranged there are four, external chute lead screw and internal chute lead screw are provided in each sliding slot.There are four outer positioning claw settings, and upside is provided with outer locating slot, and outer positioning screw rod is provided in outer locating slot.There are four interior positioning claw settings, and upside is provided with interior locating slot, and interior positioning screw rod is provided in interior locating slot.Outer support claw is each provided with four groups with inner support claw.Wherein, lathe, including above-mentioned chuck.The outer positioning claw of the present invention is equipped with interior positioning claw so that ring to be cut is fixed always, is avoided secondary positioning, is improved machining accuracy.Outer support claw and outer positioning claw, inner support claw are equipped with interior positioning claw, effectively reduce cutting line above section and got rid of winged risk.

Description

A kind of chuck and lathe
Technical field
The present invention relates to machining fixture technical field more particularly to a kind of chucks and lathe.
Background technology
Cutting production (by a ring along slitting longitudinally into two identical or different rings of height) for ring, Lathe is one of common process equipment in addition to special cutting device.It is existing to be to the process steps of ring with lathe, First ring to be cut is set on lathe on existing chuck, then adjusts four cards in cross setting on chuck Ring lower part is supported fixation by pawl from inner or outer side, is then successively cut inside and outside respectively with lathe tool.This The shortcomings that kind of chuck assembly is:In cutting, cutting line above section ring is free state, and vibration is larger, and stability is insufficient, Easily lathe tool is damaged, it is serious or even cause breaking, and complete moment, the ring of cutting line above section in cutting In the presence of being got rid of winged risk.
Invention content
Cutting ring cutting line above section, which can be treated, the purpose of the present invention is to provide one kind carrying out effectively support admittedly Fixed chuck.
Another object of the present invention is to provide a kind of lathes, including chuck as described above.
For up to the first purpose, the present invention uses following technical scheme:
A kind of chuck, including:
Deck is in flattened cylindrical shape, and installation settings is on lathe;
Sliding slot is set in deck disc face, for placing ring to be cut, is provided in the sliding slot mutually independent External chute lead screw and internal chute lead screw;
Outer positioning claw, it is adjustable to be slideably positioned in sliding slot, to treat cutting ring from outside position admittedly It is fixed, it is provided with outer locating slot on the outer positioning claw, outer positioning screw rod is provided in the outer locating slot;
Interior positioning claw, it is adjustable to be slideably positioned in sliding slot, for treating cutting ring from inside position admittedly It is fixed, it is provided with interior locating slot on the interior positioning claw, interior positioning screw rod is provided in the interior locating slot;
Outer support claw, it is adjustable to be slideably positioned in outer locating slot, for treating cutting ring cutting line from outside Above section is supported fixation;
Inner support claw, it is adjustable to be slideably positioned in interior locating slot, for treating cutting ring cutting line from inside Above section is supported fixation.
Preferably, there are four the sliding slots for setting in the same disc face of deck, each sliding slot is in deck disc face It is arranged along deck radius, four sliding slots are in cross and symmetrical relative to deck axle center;
There are four the outer positioning claw settings, outside four positioning claw be respectively arranged in four sliding slots and in sliding slot External chute lead screw match, the external chute lead screw can drive outer positioning claw thereon on the chute movement it is right from outside Ring to be cut is fixed on the positioning;
There are four the interior positioning claw settings, positioned in four claw be respectively arranged in four sliding slots and in sliding slot Internal chute lead screw match, the internal chute lead screw can drive interior positioning claw thereon on the chute movement it is right from inside Ring to be cut is fixed on the positioning;
The outer support claw is provided with four groups, treat cutting ring on the inside of cut when, four groups of outer support claws It is respectively arranged on four outer locating slots and is matched with the outer positioning screw rod in outer locating slot, the outer positioning screw rod can drive The movement on outer locating slot of dynamic outer support claw thereon is treated cutting ring cutting line above section from outside and is supported admittedly Fixed, the outer support claw is higher than the height of ring cutting line to be cut relative to the height of sliding slot;
The inner support claw is provided with four groups, treat cutting ring on the outside of cut when, four groups of inner support claws It is respectively arranged on four interior locating slots and is matched with the interior positioning screw rod in interior locating slot, the interior positioning screw rod can drive The movement on interior locating slot of dynamic inner support claw thereon is treated cutting ring cutting line above section from inside and is supported admittedly Fixed, the inner support claw is higher than the height of ring cutting line to be cut relative to the height of sliding slot.
Preferably, one end that the interior positioning claw is in contact with ring to be cut is that radian is less than in ring to be cut Round raised cambered surface.The setting of above-mentioned interior positioning claw concrete structure, increases the contact of interior positioning claw and ring to be cut Area improves and treats the fixed safety of cutting ring and stability.
Preferably, the inner support claw is in contact with ring to be cut, one end is that radian is less than ring inner circle to be cut Raised cambered surface.The setting of above-mentioned inner support claw concrete structure, increases the contact surface of inner support claw and ring to be cut Product improves the safety for treating cutting ring support and stability.
Preferably, the sliding slot is independent groove body, the sliding slot is secured by bolts on the deck.Above-mentioned sliding slot Be independently arranged, effectively reduce processing manufacturing cost and replace safeguard convenience and cost.Above-mentioned bolt is fixed to be set It sets so that fixation of the sliding slot on deck is more secured, to improve the stability for treating cutting ring positioning and support.
Preferably, every group of outer support claw includes multiple outer support pawls, treat be supported on the outside of cutting ring when, The multiple outer support pawl is arranged side by side on the vertical direction perpendicular to deck disc face, respectively to be cut at different height It cuts and is supported fixation on the outside of ring.The setting of above-mentioned multiple outer support pawls so that outer support claw is bonded with ring to be cut It is even closer, in addition to the tubular ring that radius is constant from top to bottom can be supported, moreover it is possible to close to support radius variable from top to bottom Special-shaped ring, significantly reduce the vibration of cutting line top ring, improve the ring on cutting line top in cutting Structural stability reduces the danger of lathe tool breaking, in addition, multiple outer support pawls are equipped with so that outer support claw It is adjustable in the height of support, for the ring to be cut of different height, the outer support pawl of different numbers is selected, can be fitted The outside-supporting of ring to be cut for different height size.
Preferably, being provided with outer support slot on the outer support pawl, outer support lead screw is set in the outer support slot, Treat on the outside of cutting ring when being supported, the outer support pawl of bottom be set on outer locating slot and with it is outer in outer locating slot Positioning screw rod matches, the outer support pawl of top be set on the outer support slot of lower section outer support pawl adjacent thereto and with outer branch Outer support lead screw in support slot matches, and the outer support pawl of the top is higher than ring cutting line to be cut relative to the height of sliding slot Height.The setting of above-mentioned outer support pawl concrete structure and support adjusting method, it is simple in structure, it is easy to adjust, it can be each right Cutting ring should be highly treated simultaneously is supported fixation.
Preferably, every group of inner support claw includes multiple inner support pawls, propped up on the inside of cutting ring treating When support, the multiple inner support pawl is arranged side by side on the vertical direction perpendicular to deck disc face, respectively at different height It treats and is supported fixation on the inside of cutting ring.The setting of above-mentioned multiple inner support pawls so that inner support claw and ring to be cut Part fitting is even closer, in addition to that can support the tubular ring that radius is constant from top to bottom, moreover it is possible to close to support from top to bottom partly The variable special-shaped ring of diameter, significantly reduces the vibration of cutting line top ring, the ring for improving cutting line top is being cut Structural stability when cutting reduces the danger of lathe tool breaking, and in this, multiple inner support pawls are equipped with so that interior branch It is adjustable in the height of support to support claw, for the ring to be cut of different height, selects the inner support pawl of different numbers, makes it It can be suitable for the medial support of the ring to be cut of different height size.
Preferably, being provided with inner support slot on the inner support pawl, inner support lead screw is set in the inner support slot, Treat on the inside of cutting ring when being supported, the inner support pawl of bottom be set on interior locating slot and in interior locating slot in Positioning screw rod matches, the inner support pawl of top be set on the inner support slot of lower section inner support pawl adjacent thereto and with interior branch Inner support lead screw in support slot matches, and the inner support pawl of the top is higher than ring cutting line to be cut relative to the height of sliding slot Height.The setting of above-mentioned inner support pawl concrete structure and support adjusting method, it is simple in structure, it is easy to adjust, it can be each right Cutting ring should be highly treated simultaneously is supported fixation.
To reach another object, the present invention provides a kind of lathes, including chuck as described above.
Beneficial effects of the present invention:Outer positioning claw matched with interior positioning claw from lower part treat cutting ring determined The fixed setting in position so as to be cut when treating cutting ring and carrying out cutting conversion inwardly by Inside To Outside or by outside It cuts ring to be fixed always, avoids the secondary positioning of ring to be cut, improve machining accuracy.Outer support claw and outer positioning Claw, inner support claw are equipped with interior positioning claw, and the cutting to Lathe turning tool is being avoided to interfere, complete to be cut It while ring full-height supports, effectively reduces and completes the moment in cutting, the ring of cutting line above section is got rid of winged wind Danger.
Description of the drawings
Fig. 1 is the front view for the chuck that embodiment of the present invention provides;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the semi-cutaway of Fig. 1;
Fig. 4 be treat cutting ring on the outside of cut when, embodiment of the present invention provide chuck treat cut ring The structural schematic diagram of part clamping;
Fig. 5 be treat cutting ring on the inside of cut when, embodiment of the present invention provide chuck treat cut ring The structural schematic diagram of part clamping.
In figure:
100, ring;101, cutting line;
1, deck;
2, sliding slot;21, external chute lead screw;22, internal chute lead screw;23, bolt;
3, outer positioning claw;31, outer locating slot;32, outer positioning screw rod;
4, interior positioning claw;41, interior locating slot;42, interior positioning screw rod;
5, outer support claw;51, outer support pawl;511, outer support slot;512, outer support lead screw;
6, inner support claw;61, inner support pawl;611, inner support slot;612, inner support lead screw.
Specific implementation mode
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing The embodiment stated is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
As Figure 1-Figure 5, the present invention provides a kind of chucks, for annular element to be fixed.Above-mentioned chuck includes: Deck 1, sliding slot 2, outer positioning claw 3, interior positioning claw 4, outer support claw 5 and inner support claw 6.Above-mentioned deck 1 is in flat Flat round cylindricality, installation settings is on the board of lathe.There are four above-mentioned sliding slot 2 is arranged along 1 radius of deck, four sliding slots 2 are in ten Font be set to it is in 1 disc face of deck and symmetrical relative to 1 axle center of deck, for evenly placing ring 100 to be cut, this Outside, it is disposed with mutually independent external chute lead screw 21 and internal chute silk from the outside to the core along 1 radius of deck in each sliding slot 2 Bar 22.There are four above-mentioned outer positioning claw 3 settings, outside four positioning claw 3 be respectively arranged in four sliding slots 2 and with sliding slot 2 Interior external chute lead screw 21 matches, and above-mentioned external chute lead screw 21 can drive outer positioning claw 3 thereon to be moved up in sliding slot 2 It is dynamic, it is fixed on the positioning to treat cutting ring 100 from outside.It is provided with outer locating slot 31 on each outer positioning claw 3, often It is provided with outer positioning screw rod 32 in a outer locating slot 31.There are four the above-mentioned interior settings of positioning claw 4, and claw 4 is positioned in four and is divided It is not set in four sliding slots 2 and is matched with the internal chute lead screw 22 in sliding slot 2, above-mentioned internal chute lead screw 22 can drive it On interior positioning claw 4 moved on sliding slot 2, to from inside treat cutting ring 100 be fixed on the positioning.Positioning in each It is provided with interior locating slot 41 on claw 4, interior positioning screw rod 42 is provided in each interior locating slot 41.Above-mentioned outer support claw 5 is set It is equipped with four groups.When treating cutting ring 100 inside and being cut, four groups of outer support claws 5 are respectively arranged at outside four and position It is matched on slot 31 and with the outer positioning screw rod 32 in outer locating slot 31, above-mentioned outer positioning screw rod 32 can drive outer branch thereon Support claw 5 moves on outer locating slot 31, to support fixation from 100 outside of ring to be cut.Also, it is above-mentioned outer Claw 5 is supported to be higher than the height of 100 cutting line 101 of ring to be cut relative to the height of sliding slot 2.Above-mentioned inner support claw 6 is set It is equipped with four groups.When treating cutting ring 100 outside and being cut, four groups of inner support claws 6, which are respectively arranged in four, to be positioned It is matched on slot 41 and with the interior positioning screw rod 42 in interior locating slot 41, above-mentioned interior positioning screw rod 42 can drive interior branch thereon Support claw 6 moves on interior locating slot 41, to support fixation from 100 inside of ring to be cut.Also, in above-mentioned Claw 6 is supported to be higher than the height of 100 cutting line 101 of ring to be cut relative to the height of sliding slot 2.
Specifically, 3 downside of above-mentioned outer positioning claw is provided with and 21 matched screw thread of external chute lead screw, above-mentioned interior positioning 4 downside of claw is provided with and 22 matched screw thread of internal chute lead screw, by the cooperation of lead screw and corresponding screw thread, above-mentioned external chute Lead screw 21 and internal chute lead screw 22 are able to realize the driving of externally positioning claw 3 and interior positioning claw 4.Similarly, above-mentioned outer Be provided on support claw 5 with 32 matched screw thread of outer positioning screw rod, be provided with and interior positioning filament on above-mentioned inner support claw 6 42 matched screw thread of bar, by the cooperation of lead screw and corresponding screw thread, above-mentioned outer positioning screw rod 32 and interior positioning screw rod 42 are distinguished It can realize the driving of externally support claw 5 and inner support claw 6.More specifically, in the present embodiment, outer support claw 5 With height of the inner support claw 6 when supporting operation relative to the height of sliding slot 2 higher than 100 entirety of ring to be cut.
The present invention is in specific operation, and first, ring 100 to be cut is positioned on above-mentioned deck 1.Then, lead to respectively It crosses external chute lead screw 21 and internal chute lead screw 22 drives outer positioning claw 3 and interior positioning claw 4, from 100 lower part of ring to be cut Centering positioning is carried out to it to fix.Later, inner support claw 6 is driven to treat cutting ring from inside by interior positioning screw rod 42 100 are supported fixation, treat cutting ring 100 on the outside with Lathe turning tool and are cut.Then, pass through interior positioning screw rod 42 Inner support claw 6 is removed from 100 inside of ring to be cut, drives outer support claw 5 right from outside by outer positioning screw rod 32 Ring 100 to be cut is supported fixation, treats cutting ring 100 in inside with Lathe turning tool and is cut, until completion pair The cutting operation of ring 100.Similarly, inside can also first be cut by treating cutting ring 100, then cut outside.
The outer positioning claw 3 of the present invention, which matches to treat cutting ring 100 from lower part and position with interior positioning claw 4, to be consolidated Fixed setting so that treat cutting ring 100 by Inside To Outside or by outside inwardly carry out cutting conversion when, it is to be cut Ring 100 is fixed always, is avoided the secondary positioning of ring 100 to be cut, is improved machining accuracy.Outer support claw 5 with Outer positioning claw 3, inner support claw 6 are equipped with interior positioning claw 4, avoid the cutting to Lathe turning tool from interfering, it is complete In pairs while 100 full-height of ring support to be cut, effectively reduces and complete moment, 101 above section of cutting line in cutting Ring 100 got rid of winged risk.
One end that above-mentioned outer positioning claw 3 is in contact with ring 100 to be cut is flat surface, above-mentioned interior positioning claw 4 The one end being in contact with ring 100 to be cut is the raised cambered surface that radian is less than 100 inner circle of ring to be cut.Above-mentioned interior positioning card The setting of 4 concrete structure of pawl increases the contact area of outer positioning claw 3 and interior positioning claw 4 and ring 100 to be cut, It improves and treats cutting 100 fixed safety of ring and stability.
One end that above-mentioned outer support claw 5 is in contact with ring 100 to be cut is flat surface, above-mentioned inner support claw 6 The one end being in contact with ring 100 to be cut is the raised cambered surface that radian is less than 100 inner circle of ring to be cut.Above-mentioned outer support card The setting of 6 concrete structure of pawl 5 and inner support claw increases outer support claw 5 and inner support claw 6 and ring 100 to be cut Contact area, improve treat cutting ring 100 support safety and stability.
Specifically, above-mentioned sliding slot 2 is the groove body of separately machined manufacture, above-mentioned sliding slot 2 is fixed on above-mentioned card by bolt 23 On seat 1.Above-mentioned sliding slot 2 is independently arranged, and is effectively reduced processing manufacturing cost and is replaced the convenience and cost safeguarded.On State 23 fixed setting of bolt so that fixation of the sliding slot 2 on deck 1 is more secured, and cutting ring 100 is treated to improve The stability of positioning and support.
Above-mentioned every group of outer support claw 5 includes multiple outer support pawls 51, is supported treating 100 outside of cutting ring When, above-mentioned multiple outer support pawls 51 are arranged side by side on the vertical direction perpendicular to 1 disc face of deck, respectively at different height It treats cutting ring 100 and is supported fixation.In the present embodiment, for two outer support pawls 51 are set.It is above-mentioned multiple outer The setting of support claw 51 so that outer support claw 5 be bonded with ring 100 to be cut it is even closer, in addition to can support from upper and The constant tubular ring 100 of lower radius, moreover it is possible to which the close special-shaped ring 100 for supporting radius variable from top to bottom is effectively reduced The vibration of 101 top ring 100 of cutting line improves stable structure of the ring 100 on 101 top of cutting line in cutting Property, the danger of lathe tool breaking is reduced, in addition, multiple outer support pawls 51 are equipped with so that outer support claw 5 is supporting Height on it is adjustable, for the ring to be cut 100 of different height, select the outer support pawl 51 of different numbers, can fit The outside-supporting of ring to be cut 100 for different height size.
Specifically, being provided with outer support slot 511 on above-mentioned outer support pawl 51, outer branch is provided in above-mentioned outer support slot 511 Support wire bar 512.When treating cutting ring 100 outside and being supported, the outer support pawl 51 of bottom is set to outer locating slot 31 It above and with the outer positioning screw rod 32 in it is equipped with, the outer support pawl 51 of top is set to lower section outer support pawl adjacent thereto It is matched on 51 outer support slot 511 and with the outer support lead screw 512 in outer support slot 511,51 phase of outer support pawl of the top It is higher than the height of 100 cutting line 101 of ring to be cut for the height of sliding slot 2;Respectively drive outer positioning screw rod 32 and each outer Support screw 512, the support that can complete to treat cutting 100 each respective heights of ring are fixed.Specifically, above-mentioned outer support pawl 51 Downside be provided with and 512 matched screw thread of outer support lead screw, by the cooperation of screw thread and lead screw, above-mentioned outer support lead screw 512 can realize the driving of external support claw 51.The setting of above-mentioned 51 concrete structure of outer support pawl and support adjusting method, structure Simply, easy to adjust, cutting ring 100 can be treated simultaneously in each respective heights be supported fixation.
Above-mentioned every group of inner support claw 6 includes multiple inner support pawls 61, is supported treating 100 inside of cutting ring When, above-mentioned multiple inner support pawls 61 are arranged side by side on the vertical direction perpendicular to 1 disc face of deck, respectively at different height It treats cutting ring 100 and is supported fixation.In the present embodiment, for two inner support pawls 61 are set.It is above-mentioned multiple interior The setting of support claw 61 so that inner support claw 6 be bonded with ring 100 to be cut it is even closer, in addition to can support from upper and The constant tubular ring 100 of lower radius, moreover it is possible to which the close special-shaped ring 100 for supporting radius variable from top to bottom is effectively reduced The vibration of 101 top ring 100 of cutting line improves stable structure of the ring 100 on 101 top of cutting line in cutting Property, reduces the danger of lathe tool breaking, and in this, multiple inner support pawls 61 are equipped with so that inner support claw 6 is supporting Height on it is adjustable, for the ring to be cut of different height, select the inner support pawl 61 of different numbers, can be suitable for The medial support of the ring to be cut 100 of different height size.
Specifically, being provided with inner support slot 611 on above-mentioned inner support pawl 61, interior branch is provided in above-mentioned inner support slot 611 Support wire bar 612.When treating cutting ring 100 inside and being supported, the inner support pawl 61 of bottom is set to interior locating slot 41 It above and with the interior positioning screw rod 42 in it is equipped with, the inner support pawl 61 of top is set to lower section inner support pawl adjacent thereto It is matched on 61 inner support slot 611 and with the inner support lead screw 612 in inner support slot 611,61 phase of inner support pawl of the top It is higher than the height of 100 cutting line 101 of ring to be cut for the height of sliding slot 2;Respectively drive interior positioning screw rod 42 and it is each in Support screw 612, the support that can complete to treat cutting 100 each respective heights of ring are fixed.Specifically, above-mentioned inner support pawl 61 Downside be provided with and 612 matched screw thread of inner support lead screw, by the cooperation of screw thread and lead screw, above-mentioned inner support lead screw 612 can realize the driving of pair of interior support pawl 61.The setting of above-mentioned 61 concrete structure of inner support pawl and support adjusting method, structure Simply, easy to adjust, cutting ring 100 can be treated simultaneously in each respective heights be supported fixation.
Specifically, the adjustable chuck of the present invention can be applied to all kinds of lathe such as vertical lathe or other process equipments On.
The present invention also provides a kind of lathes, including chuck as described above.The outer positioning claw 3 of the present invention and interior positioning Claw 4 matches from lower part and treats the setting that cutting ring 100 is fixed on the positioning so that is treating cutting ring 100 by interior Laterally outside or by outside inwardly carry out cutting conversion when, ring 100 to be cut is fixed always, avoids ring to be cut 100 secondary positioning, improves machining accuracy.Outer support claw 5 and outer positioning claw 3, inner support claw 6 and interior positioning claw 4 be equipped with, while avoiding the cutting to Lathe turning tool from interfering, completing to treat cutting 100 full-height of ring support, has Effect is reduced completes the moment in cutting, and the ring 100 of 101 above section of cutting line is got rid of winged risk.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and it is pair to be not The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this All any modification, equivalent and improvement etc., should be included in the claims in the present invention made by within the spirit and principle of invention Protection domain within.

Claims (10)

1. a kind of chuck, including deck(1), the deck(1)In flattened cylindrical shape, on lathe, feature exists installation settings In further including:
Sliding slot(2), it is set to deck(1)In disc face, for placing ring to be cut(100), the sliding slot(2)Inside it is provided with Mutually independent external chute lead screw(21)And internal chute lead screw(22);
Outer positioning claw(3), adjustable to be slideably positioned in sliding slot(2)It is interior, to treat cutting ring from outside(100)It carries out Positioning is fixed, the outer positioning claw(3)On be provided with outer locating slot(31), the outer locating slot(31)Inside it is provided with outer positioning Lead screw(32);
Interior positioning claw(4), adjustable to be slideably positioned in sliding slot(2)It is interior, for treating cutting ring from inside(100)It carries out Positioning is fixed, the interior positioning claw(4)On be provided with interior locating slot(41), the interior locating slot(41)Inside it is provided with interior positioning Lead screw(42);
Outer support claw(5), adjustable to be slideably positioned in outer locating slot(31)It is interior, for treating cutting ring from outside (100)Cutting line(101)Above section is supported fixation;
Inner support claw(6), adjustable to be slideably positioned in interior locating slot(41)It is interior, for treating cutting ring from inside (100)Cutting line(101)Above section is supported fixation.
2. chuck according to claim 1, which is characterized in that in deck(1)There are four described for setting in same disc face Sliding slot(2), each sliding slot(2)In deck(1)Disc face upper edge deck(1)Radius is arranged, four sliding slots(2)In cross and phase For deck(1)Axle center is symmetrical;
The outer positioning claw(3)There are four settings, and claw is positioned outside four(3)It is respectively arranged at four sliding slots(2)It is interior and with Sliding slot(2)Interior external chute lead screw(21)It matches, the external chute lead screw(21)Outer positioning claw thereon can be driven(3) In sliding slot(2)Upper movement treats cutting ring from outside(100)It is fixed on the positioning;
The interior positioning claw(4)There are four settings, and claw is positioned in four(4)It is respectively arranged at four sliding slots(2)It is interior and with Sliding slot(2)Interior internal chute lead screw(22)It matches, the internal chute lead screw(22)Interior positioning claw thereon can be driven(4) In sliding slot(2)Upper movement treats cutting ring from inside(100)It is fixed on the positioning;
The outer support claw(5)Four groups are provided with, cutting ring is being treated(100)When inside is cut, four groups of outer supports Claw(5)It is respectively arranged at four outer locating slots(31)It is upper and with outer locating slot(31)Interior outer positioning screw rod(32)It matches, The outer positioning screw rod(32)Outer support claw thereon can be driven(5)In outer locating slot(31)Upper movement is from outside to be cut Cut ring(100)Cutting line(101)Above section is supported fixation, the outer support claw(5)Relative to sliding slot(2)Height Degree is higher than ring to be cut(100)Cutting line(101)Height;
The inner support claw(6)Four groups are provided with, cutting ring is being treated(100)When outside is cut, four groups of inner supports Claw(6)It is respectively arranged at four interior locating slots(41)It is upper and with interior locating slot(41)Interior interior positioning screw rod(42)It matches, The interior positioning screw rod(42)Inner support claw thereon can be driven(6)In interior locating slot(41)Upper movement is from inside to be cut Cut ring(100)Cutting line(101)Above section is supported fixation, the inner support claw(6)Relative to sliding slot(2)Height Degree is higher than ring to be cut(100)Cutting line(101)Height.
3. chuck according to claim 2, which is characterized in that the interior positioning claw(4)With ring to be cut(100)Phase One end of contact is that radian is less than ring to be cut(100)The raised cambered surface of inner circle.
4. chuck according to claim 2, which is characterized in that the inner support claw(6)With ring to be cut(100)Phase It is that radian is less than ring to be cut to contact one end(100)The raised cambered surface of inner circle.
5. chuck according to claim 2, which is characterized in that the sliding slot(2)For independent groove body, the sliding slot(2)It is logical Cross bolt(23)It is fixed on the deck(1)On.
6. according to any chucks of claim 2-5, which is characterized in that every group of outer support claw(5)Including multiple outer branch Support claw(51), treating cutting ring(100)When outside is supported, the multiple outer support pawl(51)Perpendicular to deck (1)It is arranged side by side on the vertical direction of disc face, treats cutting ring at different height respectively(100)Outside is supported solid It is fixed.
7. chuck according to claim 6, which is characterized in that the outer support pawl(51)On be provided with outer support slot (511), the outer support slot(511)Interior setting outer support lead screw(512), treating cutting ring(100)Outside is supported When, the outer support pawl of bottom(51)It is set to outer locating slot(31)It is upper and with outer locating slot(31)Interior outer positioning screw rod(32) It matches, the outer support pawl of top(51)It is set to lower section outer support pawl adjacent thereto(51)Outer support slot(511)It is upper and With outer support slot(511)Interior outer support lead screw(512)It matches, the outer support pawl of the top(51)Relative to sliding slot(2)'s Height is higher than ring to be cut(100)Cutting line(101)Height.
8. according to any chucks of claim 2-5, which is characterized in that every group of inner support claw(6)Including multiple Inner support pawl(61), treating cutting ring(100)When inside is supported, the multiple inner support pawl(61)Perpendicular to card Seat(1)It is arranged side by side on the vertical direction of disc face, treats cutting ring at different height respectively(100)Inside is supported It is fixed.
9. chuck according to claim 8, which is characterized in that the inner support pawl(61)On be provided with inner support slot (611), the inner support slot(611)Interior setting inner support lead screw(612), treating cutting ring(100)Inside is supported When, the inner support pawl of bottom(61)It is set to interior locating slot(41)It is upper and with interior locating slot(41)Interior interior positioning screw rod(42) It matches, the inner support pawl of top(61)It is set to lower section inner support pawl adjacent thereto(61)Inner support slot(611)It is upper and With inner support slot(611)Interior inner support lead screw(612)It matches, the inner support pawl of the top(61)Relative to sliding slot(2)'s Height is higher than ring to be cut(100)Cutting line(101)Height.
10. a kind of lathe, which is characterized in that including any chucks of claim 1-9.
CN201710509648.5A 2017-06-28 2017-06-28 A kind of chuck and lathe Active CN107297517B (en)

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Publication number Priority date Publication date Assignee Title
CN110625408B (en) * 2019-10-14 2021-06-04 昆山匠联精密组件有限公司 Built-in type ring piece fast-assembling clamp and external mounted type ring piece fast-assembling clamp

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CN201211569Y (en) * 2008-07-14 2009-03-25 浙江天一机床附件有限公司 Three-jaw steel body clamping disc
CN201543853U (en) * 2009-10-26 2010-08-11 南车二七车辆有限公司 Self centering three jaw chuck
CN202387980U (en) * 2011-10-31 2012-08-22 苏州市东立机械有限公司 Novel three-jaw chuck
CN202571354U (en) * 2012-04-19 2012-12-05 白银有色集团股份有限公司 Novel chuck
CN203875367U (en) * 2014-05-23 2014-10-15 温州富通管件制造有限公司 Lathe chuck
CN104190976A (en) * 2014-09-11 2014-12-10 平凉市荣康实业有限责任公司 Multifunctional self-centering chuck with two claws
CN205110840U (en) * 2015-11-09 2016-03-30 浙江师范大学 Anchor clamps are moved to rotation type four paws pair
CN205394048U (en) * 2016-03-31 2016-07-27 北京福田康明斯发动机有限公司 A frock chuck for pressing from both sides tight work piece
CN206028778U (en) * 2016-08-27 2017-03-22 中山市宇洋数控机械有限公司 Box chuck automatic centering clamping device for numerical control lathe processing

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201157914Y (en) * 2008-01-31 2008-12-03 浙江三鸥机械股份有限公司 Thin type clamping chuck
CN201211569Y (en) * 2008-07-14 2009-03-25 浙江天一机床附件有限公司 Three-jaw steel body clamping disc
CN201543853U (en) * 2009-10-26 2010-08-11 南车二七车辆有限公司 Self centering three jaw chuck
CN202387980U (en) * 2011-10-31 2012-08-22 苏州市东立机械有限公司 Novel three-jaw chuck
CN202571354U (en) * 2012-04-19 2012-12-05 白银有色集团股份有限公司 Novel chuck
CN203875367U (en) * 2014-05-23 2014-10-15 温州富通管件制造有限公司 Lathe chuck
CN104190976A (en) * 2014-09-11 2014-12-10 平凉市荣康实业有限责任公司 Multifunctional self-centering chuck with two claws
CN205110840U (en) * 2015-11-09 2016-03-30 浙江师范大学 Anchor clamps are moved to rotation type four paws pair
CN205394048U (en) * 2016-03-31 2016-07-27 北京福田康明斯发动机有限公司 A frock chuck for pressing from both sides tight work piece
CN206028778U (en) * 2016-08-27 2017-03-22 中山市宇洋数控机械有限公司 Box chuck automatic centering clamping device for numerical control lathe processing

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Application publication date: 20171027

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