CN104647066B - Upper thrust rod support surface milling fixture - Google Patents
Upper thrust rod support surface milling fixture Download PDFInfo
- Publication number
- CN104647066B CN104647066B CN201510042302.XA CN201510042302A CN104647066B CN 104647066 B CN104647066 B CN 104647066B CN 201510042302 A CN201510042302 A CN 201510042302A CN 104647066 B CN104647066 B CN 104647066B
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- CN
- China
- Prior art keywords
- main
- bar
- upper traction
- slide
- bar support
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Classifications
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- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Adjustment And Processing Of Grains (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an upper thrust rod support surface milling fixture, which comprises a fixture body, handles, a main clamping mechanism and a central clamping mechanism, wherein inclined clamping bases are arranged at both sides of the fixture body, cross-shaped slide cavities are arranged in the clamping bases, the main clamping mechanism comprises main cylinders, main wedge rods, main pull rods and hooked press plates, the main wedge rods and the main pull rods are respectively in perpendicular slideways of the cross-shaped slide cavities, the main wedge rods pass through the telescopic cavities of the main pull rods, the main wedge rods are connected with the main cylinders, and the main pull rods are connected with the hooked press plates; arc-shaped cushion blocks which are matched with the shape of the bottom of an upper thrust rod support are arranged between the clamping bases; the central clamping mechanism is arranged behind the arc-shaped cushion blocks. The central clamping mechanism is arranged in a central positioning notch of the upper thrust rod support, and a central wedge rod pushes clamping blocks to slide toward both sides to clamp the central positioning notch of the upper thrust rod support, so the fixture clamping of the surface milling of an upper sliding support is realized.
Description
Technical field
A kind of the invention belongs to machining technology field, more specifically, it relates to upper traction bar support milling face fixture.
Background technology
Upper traction bar support is the part on automobile, referring to Fig. 6, it in irregular shape, and bottom surface arc, top two are lateral
Above project and have multiple inclined-planes, thus the clamping and positioning before machining is not easy, whether the frock clamp of machining can be fast
Speed, effectively workpiece is clamped fixing, is the important guarantee of upper slide seat milling flat processing, in consideration of it, inventor
The problems referred to above are furtherd investigate, then has this case to produce.
Content of the invention
It is an object of the invention to provide a kind of upper traction bar support milling face fixture, solve existing upper traction bar support milling face
The technical problem that fixture positioning fixture automaticity is low, clamping effect is poor, in the presence of overcoming the shortcomings of prior art.
The technical scheme that the present invention solves its technical problem is: upper traction bar support milling face fixture, including chuck body, handss
Handle, primary nip mechanism and central clamping mechanism, the clamping seats tilting in the setting of the both sides of chuck body, it is provided with ten in clamping seats
Chamber slided in font, and described primary nip mechanism includes master cylinder, main tapered bar, main tie, hook type pressing plate, and described main tapered bar and main tie divide
Not in the mutually perpendicular slideway in the sliding chamber of cross, described main tapered bar passes through the telescopic cavity of main tie, and described main tapered bar connects master
Cylinder, described main tie connects hook type pressing plate；It is provided with the bottom shape phase with upper traction bar support between described clamping seats
The arc cushion block of adaptation；Described central clamping mechanism is arranged on the rear of arc cushion block.
Described central clamping mechanism includes slide, center cylinder, center tapered bar, the symmetrical wedge surface both sides positioned at center tapered bar
Slide block, described slide block slides in slide, and described center cylinder is arranged on below slide and is connected with center tapered bar.
The flexible intracavity of described main tie is provided with roller, and described main tapered bar is pressed on roller；Installation folder on described slide block
Block, described fixture block extend in the centralized positioning groove of upper traction bar support.
The upper end of described pull bar connects pressing plate bar, and described pressing plate bar is arranged on the interior intracavity of hook type pressing plate.
The sliding intracavity of described cross is provided with cross-lining set and erects bushing, and described main tapered bar slides in cross-lining covers, described master
Pull bar slides in perpendicular bushing.
The working end wedge surface gradient of described main tapered bar is 10 degree.
Indentation forms spring cavity to the inner chamber of described hook type pressing plate inwardly under, and the bottom depression of described pull bar forms lower bullet
Spring chamber.
Tooth form block is additionally provided with described slide.
The invention has the beneficial effects as follows:
After employing such scheme, hook type pressing plate is made to compress the positioning inclined-plane of upper traction bar support by primary nip mechanism.
Central clamping mechanism is set in the centralized positioning groove of upper traction bar support, and center tapered bar promotes fixture block above to be pushed away to two Slideslips
The centralized positioning groove clamping of power rod bearing, thus realize the frock clamping of the face milling machine processing of upper slide seat.
10 degree of wedge surface gradients of main tapered bar make main tapered bar form pressure self-locking mechanism and self energizing effort mechanism, effectively prevent main wedge
The unsuitable rollback of bar, has greatly reinforced the thrust of hook type pressing plate.
Brief description
Fig. 1 is that upper traction bar support milling face of the present invention clamp structure is bowed diagram.
Fig. 2 is upper traction bar support milling face of the present invention clamp structure cut-away view.
Fig. 3 is the a-a cut-away view of Fig. 2.
Fig. 4 is the b-b cut-away view of Fig. 2.
Fig. 5 is the k of Fig. 3 to schematic diagram.
Fig. 6 is the structural representation of upper slide seat.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention it is to be understood that term " " center ", " horizontal ", " on ", D score, "left", "right",
The orientation of instruction such as " vertical ", " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship,
Be for only for ease of the description present invention and simplify description, rather than instruction or the hint device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.Additionally, term " first ",
" second " is only used for describing purpose, and it is not intended that indicating or imply relative importance or implying the technology indicated by indicating
The quantity of feature.Thus, define " first ", the feature of " second " can be expressed or impliedly comprise one or more
This feature.In describing the invention, unless otherwise stated, " multiple " are meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should broadly understood, for example, it may be being fixedly connected.Can also be to be detachably connected, or be integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
The concrete meaning of invention.
As shown in figures 1 to 6, upper traction bar support milling face fixture, including chuck body 1, handle 30, primary nip mechanism and in
Heart clamp system 20, the clamping seats 13 tilting in the setting of the both sides of chuck body, it is provided with cross in clamping seats and slide chamber, main folder
Tight mechanism includes master cylinder 7, main tapered bar 23, main tie 26, hook type pressing plate 9, and main tapered bar and main tie slide chamber in cross respectively
In mutually perpendicular slideway, main tapered bar passes through the telescopic cavity of main tie, and main tapered bar connects master cylinder 7, main tie by joint 22
Connect hook type pressing plate；During work, hook type pressing plate is pressed on the positioning inclined-plane 52 of upper traction bar support 5.Set between clamping seats
It is equipped with the arc cushion block (2,3) being adapted with bottom surface 53 shape of upper traction bar support 5；Central clamping mechanism is arranged on arc-shaped pad
The rear of block.Central clamping mechanism includes slide 37, center cylinder 8, center tapered bar 33, the symmetrical wedge surface two positioned at center tapered bar
The slide block 6 of side, slide block 6 slides in slide 37, and center cylinder is arranged on below slide and is connected with center tapered bar.On slide
It is additionally provided with tooth form block 16.Before machining, upper traction bar support 5 is pressed close to tooth form block and places.Setting center in slide 37
Bushing 32, makes the slip of center tapered bar 33 more smooth.It is provided with dust cap 35 above center tapered bar 33.
The flexible intracavity of main tie is provided with roller 28, and main tapered bar 23 is pressed on roller 28；Fixture block 4, folder are installed on slide block 6
Block 4 extend in the centralized positioning groove 51 of upper traction bar support.The upper end of pull bar connects pressing plate bar 10, and pressing plate bar is arranged on hook type
The interior intracavity of pressing plate 9.
During face milling, the bottom surface of upper traction bar support is placed on above arc cushion block, with arc cushion block and block 16
To position, and to be fixedly clamped on fixture by primary nip mechanism and central clamping mechanism.
The sliding intracavity of cross is provided with cross-lining set 24 and perpendicular bushing 25, and main tapered bar slides in cross-lining covers, and main tie is perpendicular
Slide in bushing.The working end wedge surface gradient of main tapered bar is 10 degree.10 degree of wedge surface gradients make main tapered bar form pressure self-locking mechanism,
Effectively prevent the unsuitable rollback of main tapered bar, be additionally, since that roller is tangent with wedge surface to be contacted, 10 degree of wedge surface gradients make master cylinder
Thrust along sliding chamber centerline direction is much larger than centerline direction component what points of tangency was decomposed to vertical stress component, greatly reinforces
The thrust of hook type pressing plate, thus form self energizing effort mechanism.
Indentation forms spring cavity to the inner chamber of hook type pressing plate inwardly under, and the bottom depression of pull bar forms lower spring chamber.Under
Spring cavity is covered with nut 27.Spring is set in upper and lower spring intracavity, makes the reset of whole hold down gag more smooth, structure is closed
Reason.
Remaining structure according to the upper traction bar support milling face fixture of the present invention other constitute and operation for this area
It is all known for technical staff, be not detailed herein.
Although an embodiment of the present invention has been shown and described, it will be understood by those within the art that: not
Multiple changes, modification, replacement and modification can be carried out to these embodiments in the case of the principle of the disengaging present invention and objective, this
The scope of invention is limited by claim and its equivalent, without creative work improvements introduced etc., all should comprise
Within protection scope of the present invention.
Claims (8)
1. upper traction bar support milling face fixture, including chuck body, handle, primary nip mechanism and central clamping mechanism, its feature
It is: the clamping seats tilting in the setting of the both sides of chuck body, it is provided with cross in clamping seats and slide chamber, described primary nip mechanism
Including master cylinder, main tapered bar, main tie, hook type pressing plate, described main tapered bar and main tie are orthogonal in the sliding chamber of cross respectively
Slideway in, described main tapered bar passes through the telescopic cavity of main tie, and described main tapered bar connects master cylinder, and described main tie connects hook type
Pressing plate；It is provided with the arc cushion block being adapted with the bottom shape of upper traction bar support between described clamping seats；Described center
Clamp system is arranged on the rear of arc cushion block.
2. upper traction bar support milling face fixture according to claim 1 it is characterised in that: described central clamping mechanism includes
Slide, center cylinder, center tapered bar, the slide block positioned at the symmetrical wedge surface both sides of center tapered bar, described slide block slides in slide,
Described center cylinder is arranged on below slide and is connected with center tapered bar.
3. upper traction bar support milling face fixture according to claim 2 it is characterised in that: the flexible intracavity of described main tie
It is provided with roller, described main tapered bar is pressed on roller；Fixture block is installed on described slide block, described fixture block extend into upper traction bar support
Centralized positioning groove in.
4. upper traction bar support milling face fixture according to claim 3 it is characterised in that: the upper end of described pull bar connects pressure
Plate stem, described pressing plate bar is arranged on the interior intracavity of hook type pressing plate.
5. upper traction bar support milling face fixture according to claim 3 it is characterised in that: the sliding intracavity setting of described cross
There is cross-lining set and erect bushing, described main tapered bar slides in cross-lining covers, and described main tie slides in perpendicular bushing.
6. upper traction bar support milling face fixture according to claim 3 it is characterised in that: the working end wedge of described main tapered bar
The face gradient is 10 degree.
7. upper traction bar support milling face fixture according to claim 3 it is characterised in that: under the inner chamber of described hook type pressing plate
Side is inwardly indented the upper spring cavity of formation, and the bottom depression of described pull bar forms lower spring chamber.
8. upper traction bar support milling face fixture according to claim 3 it is characterised in that: be additionally provided with tooth on described slide
Type block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510042302.XA CN104647066B (en) | 2015-01-28 | 2015-01-28 | Upper thrust rod support surface milling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510042302.XA CN104647066B (en) | 2015-01-28 | 2015-01-28 | Upper thrust rod support surface milling fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104647066A CN104647066A (en) | 2015-05-27 |
| CN104647066B true CN104647066B (en) | 2017-02-01 |
Family
ID=53238977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510042302.XA Active CN104647066B (en) | 2015-01-28 | 2015-01-28 | Upper thrust rod support surface milling fixture |
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| Country | Link |
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| CN (1) | CN104647066B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105538004A (en) * | 2016-03-11 | 2016-05-04 | 顺德职业技术学院 | Machining clamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900292C2 (en) * | 1998-01-26 | 2002-10-02 | Gen Motors Corp | Universal clamping device and method for positioning and clamping for connecting rods |
| CN2832415Y (en) * | 2005-10-23 | 2006-11-01 | 万向钱潮股份有限公司 | Bracket broach machine clamp |
| CN2860716Y (en) * | 2005-12-16 | 2007-01-24 | 中国重型汽车集团有限公司 | Locating device for bridge shell welding upper propelling rod bearing |
| CN202507072U (en) * | 2011-12-16 | 2012-10-31 | 昆山恒源机械制造有限公司 | Support clamp |
| CN204430827U (en) * | 2015-01-28 | 2015-07-01 | 广东富华重工制造有限公司 | Upper traction bar support milling face fixture |
-
2015
- 2015-01-28 CN CN201510042302.XA patent/CN104647066B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900292C2 (en) * | 1998-01-26 | 2002-10-02 | Gen Motors Corp | Universal clamping device and method for positioning and clamping for connecting rods |
| CN2832415Y (en) * | 2005-10-23 | 2006-11-01 | 万向钱潮股份有限公司 | Bracket broach machine clamp |
| CN2860716Y (en) * | 2005-12-16 | 2007-01-24 | 中国重型汽车集团有限公司 | Locating device for bridge shell welding upper propelling rod bearing |
| CN202507072U (en) * | 2011-12-16 | 2012-10-31 | 昆山恒源机械制造有限公司 | Support clamp |
| CN204430827U (en) * | 2015-01-28 | 2015-07-01 | 广东富华重工制造有限公司 | Upper traction bar support milling face fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104647066A (en) | 2015-05-27 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |