CN107755724A - A kind of turning clamp - Google Patents
A kind of turning clamp Download PDFInfo
- Publication number
- CN107755724A CN107755724A CN201610698440.8A CN201610698440A CN107755724A CN 107755724 A CN107755724 A CN 107755724A CN 201610698440 A CN201610698440 A CN 201610698440A CN 107755724 A CN107755724 A CN 107755724A
- Authority
- CN
- China
- Prior art keywords
- hinge axis
- pressure plate
- turning clamp
- clamping
- lever
- 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
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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
Abstract
The invention discloses a kind of turning clamp, belong to clamping tool for machine work field, it includes body (2), positioning disk (7) and the alignment pin (10) installed thereon and support block (8), and the tension and compression mechanism being made up of pull bar (1), short hinge axis (3), lever (4), bushing (5), long hinge axis (6) and hook pressure plate (9).It is an object of the invention to provide a kind of turning clamp, and to solve in turnery processing, fixture clamping efficiency is low, and causes workpiece injustice, tilting because clamping is improper, so as to cause the underproof problem of product size；The correct clamping of workpiece is realized in guarantee, improves clamping efficiency and passing rate of processing.
Description
Technical field
The present invention relates to a kind of clamping tool for machine work, specially a kind of turning clamp.
Background technology
In mechanical processing industry, turnery processing is a kind of conventional machining mode.Needed when being processed operation
Workpiece is fixed, at this moment just needs to use fixture.As Figure 1-Figure 2, traditional fixture scheme is pressed from both sides using Three-jaw fixture
Dress；Body 2 is arranged in lathe live spindle, the telescopic location of T-shaped piece of 104 alignment jig pawls 103, makes the positioning of workpiece 101
Face is bonded clamping with the locating surface of three gripper jaws 103, and workpiece must be allowed to hang angle 102 and avoid gripper jaws 103.Such a clamping side
Formula, due to 103 omnidirectional benchmark of gripper jaws, operating personnel will avoid fixture interference clamping workpiece with visual, and the efficiency of clamping is low；
And the direction of clamping workpiece is all different, it is improper and cause that workpiece dress is uneven, tilting to easily cause clamping, so as to cause processing not
Stable, product size is unqualified.
By patent retrieval, following known prior art be present：
Patent 1：
Application number：201220106077.3 the applying date：2012-03-20, authorized announcement date：2012-11-14, wheel hub of the present invention
Turning attachment, be related to a kind of fixture of field of machining, it include positioning disk, clamp pull head, support set, tense pad and
Trombone slide, positioning disk include the main part that is connected on lathe spindle and stressing main portion one end to position determining for hub spindle bearing bore
Position portion, clamping pull head include the connecting shaft being arranged in the through hole of positioning disk and are connected to determining for the remotely located disk one end of connecting shaft
Position axle, connection shaft end caves inward to cave inward to form annular groove provided with connecting hole, locating shaft close to free end end position,
The outside of groove forms the holding section of protrusion, and support set is enclosed on the outer round surface on the inside of locating shaft groove, support set outer surface
It is engaged with the inner surface of a wheel hub wherein endoporus and support set inner side end is fastened on the inner side end of the wheelboss inner hole, is drawn
Tight pad is arranged in annular groove and blocks support set end face outside, trombone slide one end and the connecting hole phase for clamping pull head connecting shaft
Connection, the other end and hydraulic cylinder connect.
Patent 2：
Application number：201110204266.4 the applying date：2011-07-21, data of publication of application：2011-11-23, the present invention disclose
A kind of turning attachment, including ring flange, the ring flange are provided with clamp body, and the clamp body is provided with L-shaped clamp block, work
Part is arranged on clamp body or L-shaped clamp block；The clamp body is provided with T-slot；The clamp body is provided with balancing weight.This hair
The advantages of bright is can to realize processing of the lathe to non-rotating instrument using this fixture, and expand the tool of production applies model
Enclose, facilitate the processing of non-revolution workpiece, and it is simple in construction, it is easy to clamping.
Patent 3：
Application number：201210581797.X the applying date：2012-12-27, data of publication of application 2013-05-08, the invention discloses
A kind of turning attachment, it is characterised in that including base, the center of base is provided with the first hole, and base is provided with least 2 positioning
Block.The present invention has the features such as high in machining efficiency, simple to operate, reliable.
Through the above search, it has been found that above technical scheme can not influence the novelty of the present invention；And above patent text
Part is mutually combined the creativeness that can not destroy the present invention.
The content of the invention
It is an object of the invention to provide a kind of turning clamp, and to solve in turnery processing, fixture clamping efficiency is low, and due to
Clamping is improper to cause workpiece injustice, tilting, so as to cause the underproof problem of product size；The correct clamping of workpiece is realized in guarantee,
Improve clamping efficiency and passing rate of processing.
To realize object above, the technical solution adopted by the present invention is：A kind of turning clamp, it includes body (2), described
Body (2) is hollow cylindrical structure, and its front end, which stretches out, is provided with several support feets (201), and its end section is outside
Extension forms flange seat (202)；Institute's body (2) is fixedly arranged at the front end with positioning disk (7), and two are provided with the positioning disk (7) and is determined
Position pin (10) and several support blocks (8)；Described body (2) distal center is provided with pull rod slot (203), is combined with drawing in it
Bar (1), pull bar (1) end are connected with lever (4) by bushing (5), and the other end of the lever (4) passes through short hinge axis
(3) it is connected with hook pressure plate (9)；Mounting hole is provided among the hook pressure plate (9), band andgudgeon chain rivet (6) is inserted with hole；The length
Hook pressure plate (9) is hinged in the support feet (201) of body (2) front end by hinge axis (6).
Further, the support feet (201), short hinge axis (3), long hinge axis (6) and hook pressure plate (9) are supporting in groups
Set, be evenly arranged in the periphery of body (2).
Further, the lever (4) is branch-like integrative-structure, each branch with hook pressure plate (9) is supporting is connected；It is described
The groove being engaged with lever (4) each branch is provided with the side wall of body (2).
Further, the support block (8) has 3, is uniformly arranged on the end face of positioning disk (7).
Further, the support feet (201), short hinge axis (3), long hinge axis (6) and hook pressure plate (9) set 3 altogether
Group.
Beneficial effects of the present invention：Centered according to the structure of workpiece with two alignment pins and direction, three strong points are fixed
Plane, clamping mode are changed to the automatic tension and compression of pressing plate, and so as to realize that clamping workpiece compresses, locating surface develops completely, improves clamping
Efficiency；The correct Set and Positioning of workpiece is realized in guarantee, improves passing rate of processing.
Brief description of the drawings
Fig. 1 is existing turning clamp structural representation.
Fig. 2 is turning clamp left view in Fig. 1.
Fig. 3 is schematic structural view of the invention.
Fig. 4 is the main sectional view when present invention clamps workpiece.
Fig. 5 is the right view when present invention clamps workpiece.
Fig. 6 is Fig. 5 A-A partial sectional views.
Fig. 7 is tension and compression mechanism of the present invention part-structure schematic diagram.
Label character is expressed as described in figure：1st, pull bar；2nd, body；3rd, short hinge axis；4th, lever；5th, bushing；6th, band andgudgeon
Chain rivet；7th, positioning disk；8th, support block；9th, hook pressure plate；10th, alignment pin；
101st, workpiece；102nd, workpiece hangs angle；103rd, gripper jaws；104th, T-shaped piece；201st, support feet；202nd, flange seat；203rd, pull bar
Groove.
Embodiment
In order that those skilled in the art more fully understand technical scheme, the present invention is carried out below in conjunction with the accompanying drawings detailed
Thin description, the description of this part is only exemplary and explanatory, should not there is any restriction effect to protection scope of the present invention.
As shown in Fig. 3-Fig. 7, a kind of turning clamp, it includes body 2, and the body 2 is hollow cylindrical structure, before it
End, which stretches out, is provided with 3 support feets 201, and its end section stretches out to form flange seat 202；The front end of institute's body 2 is fixed
There is positioning disk 7, two alignment pins 10 and 3 support blocks 8 are provided with the positioning disk 7, be uniformly arranged on the end of positioning disk 7
Face；The described distal center of body 2 is provided with pull rod slot 203, is combined with pull bar 1 in it, the end of pull bar 1 passes through bushing 5
Lever 4 is connected with, the other end of the lever 4 is connected with hook pressure plate 9 by short hinge axis 3；Opened among the hook pressure plate 9
There is mounting hole, band andgudgeon chain rivet 6 is inserted with hole；Hook pressure plate 9 is hinged on the support feet 201 of the front end of body 2 by the long hinge axis 6
On.The lever 4 is branch-like integrative-structure, each branch with hook pressure plate 9 is supporting is connected；It is provided with the side wall of the body 2
The groove being engaged with 4 each branch of lever.
When specifically used, the flange seat 202 of present clip body 2 is fixed on the ring flange of lathe, and pull bar 1 connects machine
The transfer bar mechanism of bed.Transfer bar mechanism drives pull bar 1 to be moved back and forth in the pull rod slot 203 of body 2, so as to drive hook pressure plate 9
Open and clamping movement.The alignment pin 10 and support block 8 set on positioning disk 7 is spacing by workpiece 101, does not produce and radially transports
It is dynamic；And hook pressure plate 9 then securely limits workpiece 101 in the axial direction, so as to which workpiece 101 is fixed on fixture.Every time
Clamping, the position of workpiece 101 immobilize, and during the position of Design Orientation pin 10, that is, avoid the clamping interference that workpiece hangs angle 102
Point, it is not necessary to look for position to avoid interfering every time.
When carrying out the clamping of workpiece 101 and dismounting, it is only necessary to start lathe transfer bar mechanism, without tearing open for complexity
Dress, it is easy to operate, the clamping time is saved, improves clamping efficiency；The correct Set and Positioning of workpiece is realized in guarantee, improves processing
Qualification rate.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so which key element process, method, article or equipment including a series of elements not only include, and
And also include the other element being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.
Specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example
It is only intended to help the method and its core concept for understanding the present invention.Described above is only the preferred embodiment of the present invention, should
When pointing out due to the finiteness of literal expression, and unlimited concrete structure objectively be present, for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, can also incited somebody to action
Above-mentioned technical characteristic is combined by rights；These improve retouching, change or combination, or the not improved structure by invention
Think and technical scheme directly applies to other occasions, be regarded as protection scope of the present invention.
Claims (5)
1. a kind of turning clamp, it includes body (2), it is characterised in that the body (2) is hollow cylindrical structure, before it
End, which stretches out, is provided with several support feets (201), and its end section stretches out to form flange seat (202)；Institute's body (2)
Positioning disk (7) is fixedly arranged at the front end with, two alignment pins (10) and several support blocks (8) are provided with the positioning disk (7)；It is described
Body (2) distal center be provided with pull rod slot (203), be combined with pull bar (1) in it, pull bar (1) end passes through bushing
(5) lever (4) is connected with, the other end of the lever (4) is connected with hook pressure plate (9) by short hinge axis (3)；The hook-type
Mounting hole is provided among pressing plate (9), band andgudgeon chain rivet (6) is inserted with hole；Hook pressure plate (9) is hinged on by the long hinge axis (6)
In the support feet (201) of body (2) front end.
A kind of 2. turning clamp according to claim 1, it is characterised in that the support feet (201), short hinge axis (3),
Long hinge axis (6) and hook pressure plate (9) supporting setting in groups, it is evenly arranged in the periphery of body (2).
A kind of 3. turning clamp according to claim 1, it is characterised in that the lever (4) is branch-like integrative-structure,
Each branch with hook pressure plate (9) is supporting is connected；The groove being engaged with lever (4) each branch is provided with the side wall of the body (2).
4. a kind of turning clamp according to claim 1, it is characterised in that the support block (8) has 3, is uniformly arranged
On the end face of positioning disk (7).
A kind of 5. turning clamp according to claim 2, it is characterised in that the support feet (201), short hinge axis (3),
Long hinge axis (6) and hook pressure plate (9) set 3 groups altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698440.8A CN107755724A (en) | 2016-08-22 | 2016-08-22 | A kind of turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698440.8A CN107755724A (en) | 2016-08-22 | 2016-08-22 | A kind of turning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107755724A true CN107755724A (en) | 2018-03-06 |
Family
ID=61262297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610698440.8A Pending CN107755724A (en) | 2016-08-22 | 2016-08-22 | A kind of turning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107755724A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834310A (en) * | 2019-02-28 | 2019-06-04 | 宝鸡法士特齿轮有限责任公司 | A kind of disc type gear rough-turning clamp |
| CN111203555A (en) * | 2020-03-11 | 2020-05-29 | 重庆和烁精密锻造有限公司 | Clamp for processing circular thin-wall part |
| CN114310379A (en) * | 2022-03-10 | 2022-04-12 | 浙江华朔科技股份有限公司 | A fixed frock for casing processing |
-
2016
- 2016-08-22 CN CN201610698440.8A patent/CN107755724A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834310A (en) * | 2019-02-28 | 2019-06-04 | 宝鸡法士特齿轮有限责任公司 | A kind of disc type gear rough-turning clamp |
| CN109834310B (en) * | 2019-02-28 | 2024-03-12 | 宝鸡法士特齿轮有限责任公司 | Disc gear rough turning clamp |
| CN111203555A (en) * | 2020-03-11 | 2020-05-29 | 重庆和烁精密锻造有限公司 | Clamp for processing circular thin-wall part |
| CN114310379A (en) * | 2022-03-10 | 2022-04-12 | 浙江华朔科技股份有限公司 | A fixed frock for casing processing |
| CN114310379B (en) * | 2022-03-10 | 2022-06-07 | 浙江华朔科技股份有限公司 | A fixed frock for casing processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180306 |
|
| WD01 | Invention patent application deemed withdrawn after publication |