CN106735380A - A kind of band wedge scroll chuck - Google Patents
A kind of band wedge scroll chuck Download PDFInfo
- Publication number
- CN106735380A CN106735380A CN201611090750.8A CN201611090750A CN106735380A CN 106735380 A CN106735380 A CN 106735380A CN 201611090750 A CN201611090750 A CN 201611090750A CN 106735380 A CN106735380 A CN 106735380A
- Authority
- CN
- China
- Prior art keywords
- claw
- wedge
- upper shed
- chuck body
- chuck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16233—Jaws movement actuated by oblique surfaces of a coaxial control rod
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses a kind of band wedge scroll chuck, belong to turning attachment field, including chuck body and three mutually isostructural claws, described chuck body is provided with workpiece pressing mechanism, the workpiece pressing mechanism includes frame shape slip base, small axle and the eccentric handwheel around the rotation of small axle, described frame shape slip base has upper shed plate and the lower sliding bar that is connected parallel with upper shed plate, and described small axle is fixed on the upper shed plate of frame shape slip base；The claw is made up of claw connecting portion, jaw adjustment seat, wedge, and adjustment hole is provided with claw connecting portion, and adjustment hole side inwall is dentation, and jaw adjustment seat is provided with regulating block, and regulating block is wedge shape, and regulating block side is the dentation matched with adjustment hole.Disk Bian of the present invention is easy to use with such structure, clamping workpiece can be avoided the sliding phenomenon of pine occur, it is ensured that Workpiece Machining Accuracy, improves the qualification rate of lathe process, increases lathe process scope.
Description
Technical field
The invention belongs to turning attachment field.
Background technology
Lathe process workpiece includes chuck body and three claws, makes usually using scroll chuck, conventional scroll chuck
During, due to the polymorphic structure to be similar to equilateral triangular shape that workpiece blank has, processed on lathe and appeared in
The sliding phenomenon of blank pine, influences the qualification rate of lathe process during clamping workpiece.
Authorization Notice No. a kind of band wedge scroll chuck, the card for the patent of invention file of CN101758257B is disclosed
Disk includes chuck body and three mutually isostructural claws, and described chuck body is provided with workpiece pressing mechanism, the workpiece pressing machine
Structure include frame shape slip base, small axle and around small axle rotation eccentric handwheel, described frame shape slip base have upper shed plate and
The lower sliding bar that is connected parallel with upper shed plate, described small axle is fixed on the upper shed plate of frame shape slip base, described
Lower sliding bar along the rail groove shift reciprocately set on chuck body, the extended line of the center line of the rail groove of described chuck body
Intersect with the center line of chuck body；Longitudinal rectangular opening is provided with the outside of the lower sliding bar of described frame shape slip base, it is described
The upper shed plate of frame shape slip base has the support strip of sliding bar longitudinal direction rectangular opening under the putting in for extending downwardly, described upper shed
The horizontal through hole at multiple intervals is provided with the support strip of plate, is provided between described lower sliding bar and the support strip of upper shed plate
The bearing pin of connection.The principle of the invention is：While clamping workpiece, by open plate near workpiece；After common clamping is completed,
One clamping force is imposed to the side of workpiece by the eccentric wheel in open plate again, avoids clamping workpiece from loose cunning occur so as to reach
Effect.But work in-process sky workpiece or processing compared with machining long workpieces front end when because clamping branch it is less, workpiece because deadweight and from
The effect of mental and physical efforts, retained part can produce displacement, the precision of work pieces process is affected.T-slot is provided with chuck body, is blocked
Pawl connecting seat is arranged in T-slot by T-bolt, and is fixed on chuck body, and claw connecting seat is moved by rotary screw.Card
T-bolt and workbench T-bolt groove in disk pawl are the presence of certain gap, during processing workpiece, the easy left and right of chuck jaw
Rock, position changes in process to make workpiece, or loosening occurs causes workpiece to fall down, and is unfavorable for the processing of workpiece.
So, prior art has the following disadvantages：1. because blessing part is shorter, the location of workpiece is made to change；2. chuck jaw
In T-bolt and workbench T-bolt groove there is certain gap, be unfavorable for the problem of processing.
The content of the invention
This patent provides a kind of band wedge scroll chuck, to solve prior art because blessing part is shorter, makes workpiece
The problem that position may change.
The mode that the present invention solves the above problems is to provide new scroll chuck, a kind of band wedge scroll chuck, bag
Chuck body and three mutually isostructural claws are included, described chuck body is provided with workpiece pressing mechanism, workpiece pressing mechanism bag
Include frame shape slip base, small axle and around small axle rotation eccentric handwheel, described frame shape slip base have upper shed plate and with it is upper
The parallel lower sliding bar being connected of open plate, described small axle is fixed on the upper shed plate of frame shape slip base, it is described under
Sliding bar is along the rail groove shift reciprocately set on chuck body, extended line and the card of the center line of the rail groove of described chuck body
The center line of disk body intersects；The claw is made up of claw connecting portion, jaw adjustment seat, wedge, is provided with claw connecting portion
Adjustment hole, adjustment hole side inwall is dentation, and jaw adjustment seat is provided with regulating block, and regulating block is wedge shape, and regulating block side is
The dentation matched with adjustment hole.
By adjusting the cooperation of regulating block and adjustment hole, the height of claw connecting portion can be adjusted, so that elongated clamping jaw
Clamping depth, thus reaches the effect of stable holding workpiece.
Further, each described claw is by claw connecting seat and the claw clamping part being fixed on the inside of claw connecting seat
Composition, described claw clamping part has swallow-tailed groove.
Further, symmetrical claw clamping is provided with the swallow-tailed groove of the claw clamping part of each described claw
Cushion block.Cushion block can be replaced according to the concrete shape of workpiece, using flexible, possess preferable shaped piece and accommodate ability.
Further, the angle that the dovetail shaped groove of described claw clamping part is formed is 150 degree.150 degree of obtuse angle clamping
The larger-size workpiece effect with arcwall is good.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the A-A section view enlarged diagrams shown in Fig. 1；
Fig. 3 is B-B sectional views shown in Fig. 1；
Fig. 4 is C-C direction views shown in Fig. 1；
Fig. 5 is enlarged drawing at D shown in Fig. 4.
Specific embodiment
This patent is described in further detail below by specific embodiment：
Reference in Figure of description includes：Chuck body 1, claw clamping cushion block 2, claw connecting seat 3, claw clamping part 4,
Workpiece pressing mechanism 5, rail groove 6, lower sliding bar 7, bearing pin 8, upper shed plate 9, small axle 10, eccentric handwheel 11, wedge 12, tune
Locking nub 13, adjustment hole 14, adjusting bolt 15, fixed seat 16, guide pad connecting portion 17, guide pad work department 18.
Embodiment 1：Substantially as shown in accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5：
The present invention includes chuck body 1 and three mutually isostructural claws, and described chuck body 1 is provided with workpiece pressing mechanism 5, should
Workpiece pressing mechanism 5 includes frame shape slip base, small axle 10 and the eccentric handwheel 11 around the rotation of small axle 10, and frame shape slip base has
Upper shed plate 9 and the lower sliding bar 7 that is connected parallel with upper shed plate 9, the outside of the lower sliding bar 7 of frame shape slip base sets
Longitudinal rectangular opening is equipped with, the upper shed plate 9 of frame shape slip base has the branch of the longitudinal rectangular opening of sliding bar 7 under the putting in for extending downwardly
Bar is held, the support strip of the horizontal through hole at multiple intervals, lower sliding bar 7 and upper shed plate 9 is provided with the support strip of upper shed plate 9
Between there is the bearing pin 8 of connection, small axle 10 is fixed on the upper shed plate 9 of frame shape slip base, and lower sliding bar 7 is along on chuck body 1
The shift reciprocately of rail groove 6 of setting, the extended line of the center line of the rail groove 6 of chuck body 1 intersects with the center line of chuck body 1.Institute
State claw to be made up of claw connecting portion, jaw adjustment seat, wedge 12, claw connecting portion is provided with adjustment hole near clip position
14, adjustment hole 14 is dentation by the inwall of clip position side, and regulating block 13 is wedge shape, and the side of regulating block 13 is and adjustment hole 14
The dentation of matching, jaw adjustment seat is integrally formed with regulating block 13, and wedge 12 matches with the lozenges on regulating block 13.Often
Individual claw is constituted by claw connecting seat 3 and the claw clamping part 4 being fixed on the inside of claw connecting seat 3, and claw clamping part 4 has
Swallow-tailed groove, is provided with symmetrical claw clamping cushion block 2, pawl on the swallow-tailed groove of the claw clamping part 4 of each claw
The angle that the dovetail shaped groove of clamping part is formed is 150 degree.Inverted T-slot is provided with the chuck body 1, by T-shaped spiral shell
Bolt and regulating member, make fixed seat 16 be fixed on chuck body 1, and claw clamping part 4, the card are set on the chuck connecting seat
Pawl connecting seat 3 is moved by rotating adjusting bolt 15;The bottom of the fixed seat 16 is provided with guide pad, and the guide pad is by being oriented to
Block connecting portion 17 and guide pad work department 18 are constituted, the connection end of guide pad connecting portion 17 be threaded rod, guide pad connecting portion 17 with
Fixed seat 16 is threadedly coupled.Be provided with gathering sill in chuck body 1, guide pad work department 18 just in the gathering sill of chuck body 1, and
It is interference fits.Guide pad work department 18 is the different in nature block of forked type, and such as Fig. 4, its four ends at angle are sphere, each angle and card
The inwall of disk body 1 or Fixing clamp-seat bottom surface You Liangge positions contact, and are linear contact lay with the way of contact.
Before clamping workpiece, the position of fixed seat 16 is first adjusted, then tighten regulating member, the position of fixed seat 16 is consolidated
It is fixed.Because gathering sill inwall is linear contact lay in guide pad work department 18 and chuck body 1, it is in course of adjustment, Bu Huiyin
For excessively cooperation makes fixed seat 16 be difficult to move.After adjusting the position of fixed seat 16, first by frame shape slip base and chuck body 1
Spacing adjust, then by frame shape slip base along the outwards translation of the rail groove 6 of chuck body 1, the workpiece that then will be processed is put in
On scroll chuck, the height of claw connecting portion is lifted into suitable height, then nibble the tooth on adjustment hole 14 and regulating block 13
Close, squeeze into wedge 12, claw connecting portion has thus been fixed to suitable height.Three-jaw is inwardly closed up clamping again will add
The workpiece of work, then, then by frame shape slip base along the inwardly translation, rotating eccentricity handwheel 11, Jiang Yaojia of rail groove 6 of chuck body 1
The Workpiece clamping of work.Such structure, increased workpiece pressing mechanism 5, in the abnormity knot of the similar equilateral triangular shape of clamping
During structure workpiece, clamping workpiece blank can be avoided from the sliding phenomenon of pine occur, increase lathe process scope.Jaw position liftable, plus
The clamping depth of claw long, reaches the effect of stable holding workpiece.Therefore the qualification rate of lathe process is improve, while reaching
Effect easy to adjust.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with
Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (4)
1. a kind of with wedge scroll chuck, including chuck body and three mutually isostructural claws, described chuck body is provided with
Workpiece pressing mechanism, the workpiece pressing mechanism includes frame shape slip base, small axle and the eccentric handwheel around the rotation of small axle, described
Frame shape slip base has upper shed plate and the lower sliding bar that is connected parallel with upper shed plate, and described small axle is fixed on frame
The upper shed plate of shape slip base, described lower sliding bar is along the rail groove shift reciprocately set on chuck body, described chuck
The extended line of the center line of the rail groove of body intersects with the center line of chuck body；It is characterized in that：The claw connecting seat is by claw
Connecting portion, jaw adjustment seat, wedge composition, are provided with adjustment hole in claw connecting portion, adjustment hole side inwall is dentation, claw
Adjustment seat is provided with regulating block, and regulating block is wedge shape, and regulating block side is the dentation matched with adjustment hole.
2. according to claim 1 with wedge scroll chuck, it is characterised in that：Each described claw connecting portion by
Claw connecting seat and the claw clamping part composition being fixed on the inside of claw connecting seat, described claw clamping part has swallow-tailed
Groove.
3. according to claim 2 with wedge scroll chuck, it is characterised in that：The claw clamping of each described claw
Symmetrical claw clamping cushion block is provided with the swallow-tailed groove in portion.
4. according to claim 3 with wedge scroll chuck, it is characterised in that：The dovetail shaped of described claw clamping part
The angle that groove is formed is 150 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611090750.8A CN106735380A (en) | 2016-12-01 | 2016-12-01 | A kind of band wedge scroll chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611090750.8A CN106735380A (en) | 2016-12-01 | 2016-12-01 | A kind of band wedge scroll chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106735380A true CN106735380A (en) | 2017-05-31 |
Family
ID=58915472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611090750.8A Pending CN106735380A (en) | 2016-12-01 | 2016-12-01 | A kind of band wedge scroll chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106735380A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247955A (en) * | 2021-12-27 | 2022-03-29 | 北京维信诺光电技术有限公司 | Burn and test fixture |
| CN114406298A (en) * | 2021-12-27 | 2022-04-29 | 浙江工业大学台州研究院 | Device for preventing revolving body workpiece from deviating from spindle box axis |
| CN116967760A (en) * | 2023-09-20 | 2023-10-31 | 成都超德创科技有限公司 | Automatic assembly equipment that electromagnetic brake used |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU852448A1 (en) * | 1979-06-19 | 1981-08-07 | Ордена Трудового Красного Знамениинститут Сверхтвердых Материалован Украинской Ccp | Multispindle automatic lathe |
| CN101011753A (en) * | 2007-02-08 | 2007-08-08 | 李吉伟 | Chuck for general purpose machine tool |
| CN101758257A (en) * | 2009-11-28 | 2010-06-30 | 芜湖长胜机械制造有限公司 | Three-jaw chuck |
| CN103658717A (en) * | 2013-11-19 | 2014-03-26 | 无锡京华重工装备制造有限公司 | Chuck jaw guiding structure |
| CN203804253U (en) * | 2014-03-10 | 2014-09-03 | 苏州市职业大学 | Balance-adjustable lathe fixture |
| CN204123143U (en) * | 2014-07-04 | 2015-01-28 | 福建成功机床有限公司 | A kind of vertical lathe Workpiece clamping device |
| CN205380283U (en) * | 2016-02-02 | 2016-07-13 | 天津市威斯曼光学仪器有限公司 | Box chuck automatic centering clamping device is used in numerical control lathe processing |
| CN106077731A (en) * | 2016-08-03 | 2016-11-09 | 长葛市世军机械加工厂 | Self-locking drill bit connecting device |
-
2016
- 2016-12-01 CN CN201611090750.8A patent/CN106735380A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU852448A1 (en) * | 1979-06-19 | 1981-08-07 | Ордена Трудового Красного Знамениинститут Сверхтвердых Материалован Украинской Ccp | Multispindle automatic lathe |
| CN101011753A (en) * | 2007-02-08 | 2007-08-08 | 李吉伟 | Chuck for general purpose machine tool |
| CN101758257A (en) * | 2009-11-28 | 2010-06-30 | 芜湖长胜机械制造有限公司 | Three-jaw chuck |
| CN103658717A (en) * | 2013-11-19 | 2014-03-26 | 无锡京华重工装备制造有限公司 | Chuck jaw guiding structure |
| CN203804253U (en) * | 2014-03-10 | 2014-09-03 | 苏州市职业大学 | Balance-adjustable lathe fixture |
| CN204123143U (en) * | 2014-07-04 | 2015-01-28 | 福建成功机床有限公司 | A kind of vertical lathe Workpiece clamping device |
| CN205380283U (en) * | 2016-02-02 | 2016-07-13 | 天津市威斯曼光学仪器有限公司 | Box chuck automatic centering clamping device is used in numerical control lathe processing |
| CN106077731A (en) * | 2016-08-03 | 2016-11-09 | 长葛市世军机械加工厂 | Self-locking drill bit connecting device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247955A (en) * | 2021-12-27 | 2022-03-29 | 北京维信诺光电技术有限公司 | Burn and test fixture |
| CN114406298A (en) * | 2021-12-27 | 2022-04-29 | 浙江工业大学台州研究院 | Device for preventing revolving body workpiece from deviating from spindle box axis |
| CN114406298B (en) * | 2021-12-27 | 2022-12-23 | 浙江工业大学台州研究院 | Device for preventing revolving body workpiece from deviating from spindle box axis |
| CN114247955B (en) * | 2021-12-27 | 2023-08-11 | 北京维信诺光电技术有限公司 | Burning and testing tool |
| CN116967760A (en) * | 2023-09-20 | 2023-10-31 | 成都超德创科技有限公司 | Automatic assembly equipment that electromagnetic brake used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |