CN108515475B - A kind of adjustable work holder - Google Patents
A kind of adjustable work holder Download PDFInfo
- Publication number
- CN108515475B CN108515475B CN201810314616.4A CN201810314616A CN108515475B CN 108515475 B CN108515475 B CN 108515475B CN 201810314616 A CN201810314616 A CN 201810314616A CN 108515475 B CN108515475 B CN 108515475B
- Authority
- CN
- China
- Prior art keywords
- cam turntable
- guide rail
- locking member
- fixed plate
- cam
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
Abstract
The present invention relates to a kind of adjustable work holders.It can facilitate workpiece fast clamp and can clamp the easy work piece apparatus of different bores by adjusting the caliber size of hook.Technical solution of the present invention includes guide rail fixed plate and cam turntable, the cam turntable is set in guide rail fixed plate and is realized by central axis and rotated, it is characterized by: being provided with 3 T-shape slot guide rails between the guide rail fixed plate and cam turntable, 3 T-shape slot guide rails are uniformly distributed setting to circumferencial direction at the center of guide rail fixed plate, angle is 120 °, 3 semicircular sliding slots are evenly arranged on the cam turntable, one end of each sliding slot is disposed in proximity to the center of cam turntable, the other end is set to the edge composition Hot Wheels shape of cam turntable, slidable hanging hook assembly is connected on the T-shape slot guide rail and sliding slot, the cam turntable is locked by locking assembly, the locking assembly is set at the round edge of cam turntable.
Description
Technical field
The present invention relates to a kind of adjustable work holders.
Background technique
With the fast development of automatic technology, automatic card-loading fixture using more and more common, it is well known that fixture
In the presence of the defects of clamping speed is slow, structure is complicated.
Existing fixture is in clamping workpiece, it is often necessary to the bore of clamper is changed according to the size of aperture of workpiece,
This just needs one kind that can adjust the clamper of clamping bore to realize its function.Pass through gear currently, having in well known fixture
Come adjust clamping bore three jaw system of lathe chuck, three jaw system of lathe chuck utilize three screws, pass through disk body seam allowance end
Chuck is fastened on lathe flange by the screw hole on face.Spanner is inserted into any gear square hole, when rotating spanner, pinion gear band
The rotation of Moving plate silk, by the rotation of parcel end-face helical, drive three pieces of claws simultaneously along parcel radially adjacent to or it is separate.But
For its shortcoming it is also obvious that other than wearing greatly, effect is also very low, and often parcel rotates one week, and claw is one mobile
Screw pitch.Another crank link mechanism realizes the dish type that fast and automatically centering clamping diameter is different using cylinder as power source
Workpiece realizes the clampings of different bore workpiece, and shortcoming is that structure is complicated.
Summary of the invention
In view of this, the present invention in order to solve it is existing in the prior art structure is complicated and is loaded slow defect, provide one
Adjustable work holder is planted, workpiece fast clamp can be facilitated and difference can be clamped by adjusting the caliber size of hook
The easy work piece apparatus of bore.
In order to solve the problems existing in the prior art, the technical scheme is that a kind of adjustable work holder, including
Guide rail fixed plate and cam turntable, the cam turntable is set in guide rail fixed plate and is realized by central axis and rotated, special
Sign is: 3 T-shape slot guide rails is provided between the guide rail fixed plate and cam turntable, 3 T-shape slot guide rails exist
The center of guide rail fixed plate is uniformly distributed setting to circumferencial direction, and angle is 120 °, is evenly arranged with 3 on the cam turntable
One end of a semicircular sliding slot, each sliding slot is disposed in proximity to the center of cam turntable, and the other end is set to cam turntable
Edge, slidable hanging hook assembly is connected on the T-shape slot guide rail and sliding slot, and the cam turntable passes through locking group
Part locking, the locking assembly are set at the round edge of cam turntable；
The structure of the hanging hook assembly includes the catch member and hook of " 7 " font, the catch member of described " 7 " font
Hole is provided on short side, setting is followed closely for connecting the T-shape of T-shape slot guide rail in hole, and hook is connected to by screw and pin
The end of the long side of the catch member of " 7 " font；
The structure of the locking assembly includes locking member flange, locking member upper plate and locking member lower plate, the locking
Part lower plate is connected by screw to locking member upper plate and clamps cam turntable, the screw between locking member lower plate and locking member upper plate
On be arranged with spring, the distance between two plates are adjusted by screw, pass through locking between locking member upper plate and guide rail fixed plate
Part flanged joint；
Several open circles are provided on the cam turntable.
Compared with prior art, advantages of the present invention is as follows:
The present invention is the special construction using hanging hook assembly, and the structure design of hanging hook assembly is similar to lathe chuck three-jaw
Claw in system is linked up with T-slot guide rail and cam turntable, and by controlling the rotation of cam turntable, cooperation auxiliary is slided
Dynamic T-slot guide rail, finally realizes the clamping function of different bore workpiece；
Cam turntable sliding slot of the present invention is semi arch, convenient for hanging hook assembly with the sliding of sliding slot, so that the bore model of clamping
It encloses bigger；
The present invention can be achieved with the large-scale bore of hanging hook assembly by the Small-angle Rotation of cam turntable and change；With lathe
Parcel in three jaw system of chuck rotates one week, and just a mobile screw pitch is much higher compared to efficiency for claw；
Apparatus of the present invention make the workpiece centre of clamping be constant always；
Overall structure of the present invention is easy to operate rationally, and used in the workplace of non-contact piece-holder, adjustment is without touching
Optical element, of less demanding to chucking power, only positioning clamping is, it can be achieved that quick-clamping.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is hanging hook assembly structural schematic diagram；
Fig. 5 is Fig. 4 left view；
Fig. 6 is locking assembly structural schematic diagram；
Fig. 7 is structural schematic diagram of the embodiment of the present invention；
In figure: 1, guide rail fixed plate；2, cam turntable；3, hanging hook assembly；4, central axis；5, T-shape slot guide rail；6, it locks
Component；7, T-shape is followed closely；8, the catch member of " 7 " font；9, pin；10, it links up with；11, screw；12, T-shape nut；13, it locks
Part flange；14, pin；15, spring；16, screw；17, locking member lower plate；18, locking member upper plate；19, sliding slot；20, to be mounted
Part.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The present invention is by rotation cam turntable 2, while so that T-shape nail 7 slides in the sliding slot 19 of cam turntable 2
It is radially moved along T-shape slot guide rail 5, thus the clamping of real difference bore folder to be installed.
A kind of adjustable work holder (referring to figures 1-3 and Fig. 7), including guide rail fixed plate 1 and cam turntable 2, institute
Cam turntable 2 is stated to be set in guide rail fixed plate 1 and realize rotation, the guide rail fixed plate 1 and cam turntable by central axis 4
Between be provided with 3 T-shape slot guide rails 5,3 T-shape slot guide rails 5 are equal to circumferencial direction at the center of guide rail fixed plate 1
Even distribution setting, angle is 120 °, and 3 semicircular sliding slots 19 are evenly arranged on the cam turntable 2, is used for hook groups
T-type nail in part radially slides in slot, the size of bore is shunk convenient for hanging hook assembly, one end of each sliding slot, which is set to, to be leaned on
The center of nearly cam turntable, the other end are set to the edge of cam turntable, several skies are provided on the cam turntable
Heart circle is used for loss of weight, and slidable hanging hook assembly 3 is connected on the T-shape slot guide rail 5 and sliding slot 19, and the cam turns
Disk 2 is locked by locking assembly 6, and the locking assembly 6 is set at the round edge of cam turntable 2.
The structure (- Fig. 5 referring to fig. 4) of the hanging hook assembly 3 includes the catch member 8 and hook 10 of " 7 " font, described
Hole is provided on the short side of the catch member 8 of " 7 " font, setting follows closely 7 for connecting the T-shape of T-shape slot guide rail 5 in hole, connection
Fixed by T-shape nail nut 12 afterwards, hook 10 is connected to the long side of the catch member 8 of " 7 " font by M6 screw 11 and pin 9
End, T-shape nail slides in T-shape guide-track groove 5 and cam turntable sliding slot 19, followed closely and hung by T-shape on hanging hook assembly 3
Part 8 is followed closely by T-shape and hook is combined, as the T-shape nail 7 on hanging hook assembly 3 turns in T-shape guide-track groove 5 and cam
Sliding in disk sliding slot 19, so that it may which the contraction for driving hook reaches the function of adjusting different clamping bores.
Hook 10 is fixed by screw 11 on hanging hook assembly 3, the hook of different shapes and sizes is conveniently replaceable, to fit
For different demands；It is convenient for the latching of cam turntable 2 using locking assembly 6；Cam turntable sliding slot 19 is three and is uniformly distributed
Semi arch sliding slot, can be good at the sliding for meeting hook, while the gripping apparatus grips bore is adjustable.
The structure (referring to Fig. 6) of the locking assembly 6 includes under locking member flange 13, locking member upper plate 18 and locking member
Plate 17, the locking member lower plate 17 are connect by screw 16 with locking member upper plate 18 and clamp cam turntable 2, locking member lower plate
It is arranged with spring 15 on screw 16 between 17 and locking member upper plate 18, the distance between two plates, lock are adjusted by screw 16
It is connected between tight part upper plate 18 and guide rail fixed plate 1 by locking member flange 13, locking member flange 13 passes through pin 14 and locking
Part upper plate 18 connects.
Piece-holder theory bore in the present invention depends on the radius of cam turntable sliding slot, can be gone according to different demands
The radius of machining cam turntable sliding slot.
Cam turntable sliding slot of the invention is three equally distributed semi arch sliding slots, can be good at the cunning for meeting hook
It is dynamic and adjustable by the gripping apparatus grips bore, and the center for clamping different workpieces is constant.
Working method of the invention:
Locking assembly 6 is at the round edge of cam turntable 2, rotation cam turntable, and the T-type nail 7 of hanging hook assembly 3 is in cam turntable
Sliding in sliding slot, while T-type nail being driven to radially slide along T-slot guide rail, the bore composed by three hanging hook assemblies are suitble to
After clamping workpiece to be processed, cam turntable 2 can be locked by locking assembly 6 at this time.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (1)
1. a kind of adjustable work holder, including guide rail fixed plate (1) and cam turntable (2), cam turntable (2) setting
It is rotated on guide rail fixed plate (1) and by central axis (4) realization, it is characterised in that: the guide rail fixed plate (1) and cam turn
It is provided with 3 T-shape slot guide rails (5) between disk, 3 T-shape slot guide rails (5) are at the center of guide rail fixed plate (1) to circle
Circumferential direction is uniformly distributed setting, and angle is 120 °, and 3 semicircular sliding slots are evenly arranged on the cam turntable (2)
(19), one end of each sliding slot is disposed in proximity to the center of cam turntable, and the other end is set to the edge of cam turntable, described
T-shape slot guide rail (5) and sliding slot (19) on be connected with slidable hanging hook assembly (3), the cam turntable (2) passes through locking
Component (6) locking, the locking assembly (6) are set at the round edge of cam turntable (2)；
The structure of the hanging hook assembly (3) includes the catch member (8) and hook (10) of " 7 " font, the extension of described " 7 " font
Hole is provided on the short side of component (8), setting follows closely (7) for connecting the T-shape of T-shape slot guide rail (5) in hole, and hook (10) is logical
Cross screw (11) and pin (9) be connected to " 7 " font catch member (8) long side end；
The structure of the locking assembly (6) includes locking member flange (13), locking member upper plate (18) and locking member lower plate (17),
The locking member lower plate (17) is connect by screw (16) with locking member upper plate (18) and clamps cam turntable (2), locking member
Spring (15) are arranged on screw (16) between lower plate (17) and locking member upper plate (18), two plates are adjusted by screw (16)
The distance between, it is connect between locking member upper plate (18) and guide rail fixed plate (1) by locking member flange (13)；
Several open circles are provided on the cam turntable (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314616.4A CN108515475B (en) | 2018-04-10 | 2018-04-10 | A kind of adjustable work holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314616.4A CN108515475B (en) | 2018-04-10 | 2018-04-10 | A kind of adjustable work holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108515475A CN108515475A (en) | 2018-09-11 |
| CN108515475B true CN108515475B (en) | 2019-11-29 |
Family
ID=63432317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810314616.4A Expired - Fee Related CN108515475B (en) | 2018-04-10 | 2018-04-10 | A kind of adjustable work holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108515475B (en) |
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| CN112607575B (en) * | 2020-12-26 | 2021-11-19 | 中国人民解放军陆军装甲兵学院 | Closed pump control asymmetric cylinder structure |
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| CN113146509B (en) * | 2021-04-19 | 2022-05-24 | 日照宏冠机械制造有限公司 | Wheel hub fixture |
| CN114290854A (en) * | 2021-12-15 | 2022-04-08 | 郭传渠 | Automatic wheel hub mounting device |
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| CN115157135A (en) * | 2022-06-08 | 2022-10-11 | 季华实验室 | Quick clamping device |
| CN117283266B (en) * | 2023-11-27 | 2024-02-06 | 苏州同心医疗科技股份有限公司 | PCBA dismantles anchor clamps |
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| CN106141734A (en) * | 2016-08-04 | 2016-11-23 | 上海理工大学 | A kind of Novel clamping device of thin-walled parts |
| CN206795657U (en) * | 2017-05-26 | 2017-12-26 | 东莞市典桢机械有限公司 | Coaxial line positions cache mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8893592B2 (en) * | 2012-08-24 | 2014-11-25 | Brett Womack | Adjustable socket |
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2018
- 2018-04-10 CN CN201810314616.4A patent/CN108515475B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201579448U (en) * | 2009-11-13 | 2010-09-15 | 江苏力源金河铸造有限公司 | Self-centering chuck |
| CN202147024U (en) * | 2011-06-13 | 2012-02-22 | 中山市呔铃王汽车服务有限公司 | Dog plate of automotive steel ring |
| CN105014279A (en) * | 2015-07-28 | 2015-11-04 | 成都市松川金属材料有限公司 | Cone-shaped tube machining, locating and clamping device |
| CN205342513U (en) * | 2015-11-27 | 2016-06-29 | 重庆明高机械制造有限公司 | Cylinder processing frock |
| CN106002777A (en) * | 2016-06-30 | 2016-10-12 | 苏州市吴中区胥口广博模具加工厂 | Rotary table clamping device of electronic drain valve controller assembling machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108515475A (en) | 2018-09-11 |
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| PB01 | Publication | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20191129 Termination date: 20200410 |