CN104647066A - Upper thrust rod support surface milling fixture - Google Patents
Upper thrust rod support surface milling fixture Download PDFInfo
- Publication number
- CN104647066A CN104647066A CN201510042302.XA CN201510042302A CN104647066A CN 104647066 A CN104647066 A CN 104647066A CN 201510042302 A CN201510042302 A CN 201510042302A CN 104647066 A CN104647066 A CN 104647066A
- Authority
- CN
- China
- Prior art keywords
- fixture
- main
- bar
- upper traction
- bar support
- 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.)
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Classifications
-
- 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
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
The invention belongs to Machining Technology field, more particularly, it relates to a kind of upper traction bar support milling face fixture.
Background technology
Upper traction bar support is the part on automobile, see Fig. 6, its out-of-shape, bottom surface arc, both sides, top project upwards and have multiple inclined-plane, and the clamping and positioning thus before machined is not easy, and whether the frock clamp of machined can be fixedly clamped to workpiece quickly and efficiently, it is the important guarantee of upper slide seat milling flat processing, Given this, inventor furthers investigate the problems referred to above, then has this case to produce.
Summary of the invention
The object of the present invention is to provide a kind of upper traction bar support milling face fixture, solve the technical problem that existing upper traction bar support milling face fixture positioning fixture automaticity is low, clamping effect is poor, to overcome deficiency existing in prior art.
The technical scheme that the present invention solves its technical problem is: upper traction bar support milling face fixture, comprise chuck body, handle, primary nip mechanism and central clamping mechanism, the clamping seats of inclination is set in the both sides of chuck body, the sliding chamber of cross is provided with in clamping seats, described primary nip mechanism comprises master cylinder, main tapered bar, main tie, hook type pressing plate, described main tapered bar and main tie are respectively in the mutually perpendicular slideway in the sliding chamber of cross, described main tapered bar is through the telescopic cavity of main tie, described main tapered bar connects master cylinder, and described main tie connects hook type pressing plate; The arc cushion block suitable with the bottom shape of upper traction bar support is provided with between described clamping seats; Described central clamping mechanism is arranged on the rear of arc cushion block.
Described central clamping mechanism comprises slide, center cylinder, center tapered bar, is positioned at the slide block of the symmetrical wedge surface both sides of center tapered bar, and described slide block slides in slide, and described center cylinder to be arranged on below slide and to be connected with center tapered bar.
Be provided with roller in the telescopic cavity of described main tie, described main tapered bar is pressed on roller; Described slide block installs fixture block, and 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 in the inner chamber of hook type pressing plate.
Be provided with cross-lining cover in the sliding chamber of described cross and erect lining, described main tapered bar slides in cross-lining cover, and described main tie slides in perpendicular lining.
The working end wedge surface gradient of described main tapered bar is 10 degree.
Below the inner chamber of described hook type pressing plate, inside indentation forms spring cavity, and the bottom of described pull bar is recessed to form lower spring chamber.
Described slide is also provided with tooth form block.
The invention has the beneficial effects as follows:
After have employed such scheme, hook type pressing plate is made to compress the inclined-plane, location of upper traction bar support by primary nip mechanism.In the centralized positioning groove of upper traction bar support, arrange central clamping mechanism, center tapered bar promotes fixture block and is clamped by the centralized positioning groove of upper traction bar support to two Slideslips, thus the mach frock clamping in the milling face realizing upper slide seat.
10 degree of wedge surface gradients of main tapered bar make main tapered bar mineralization pressure self-locking mechanism and self energizing effort mechanism, effectively prevent the unsuitable rollback of main tapered bar, greatly strengthen the thrust of hook type pressing plate.
Accompanying drawing explanation
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 that the K of Fig. 3 is to schematic diagram.
Fig. 6 is the structural representation of upper slide seat.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " transverse direction ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should make broad understanding, such as, can be fixedly connected with.Also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term can be understood at concrete meaning of the present invention.
As shown in figures 1 to 6, upper traction bar support milling face fixture, comprise chuck body 1, handle 30, primary nip mechanism and central clamping mechanism 20, the clamping seats 13 of inclination is set in the both sides of chuck body, the sliding chamber of cross is provided with in clamping seats, primary nip mechanism comprises master cylinder 7, main tapered bar 23, main tie 26, hook type pressing plate 9, main tapered bar and main tie are respectively in the mutually perpendicular slideway in the sliding chamber of cross, main tapered bar is through the telescopic cavity of main tie, and main tapered bar connects master cylinder 7 by joint 22, and main tie connects hook type pressing plate; During work, hook type pressing plate is pressed on the inclined-plane, location 52 of upper traction bar support 5.The arc cushion block (2,3) suitable with bottom surface 53 shape of upper traction bar support 5 is provided with between clamping seats; Central clamping mechanism is arranged on the rear of arc cushion block.Central clamping mechanism comprises slide 37, center cylinder 8, center tapered bar 33, is positioned at the slide block 6 of the symmetrical wedge surface both sides of center tapered bar, and slide block 6 slides in slide 37, and center cylinder to be arranged on below slide and to be connected with center tapered bar.Slide is also provided with tooth form block 16.Before machined, upper traction bar support 5 is pressed close to tooth form block and place.Center bush 32 is set in slide 37, makes the slip of center tapered bar 33 more smooth and easy.Dust cap 35 is provided with above center tapered bar 33.
Be provided with roller 28 in the telescopic cavity of main tie, main tapered bar 23 is pressed on roller 28; Slide block 6 is installed fixture block 4, fixture 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 in the inner chamber of hook type pressing plate 9.
Milling face adds man-hour, is placed on the bottom surface of upper traction bar support above arc cushion block, locates, and be fixedly clamped on fixture by primary nip mechanism and central clamping mechanism with arc cushion block and block 16.
Cross is provided with cross-lining cover 24 and perpendicular lining 25 in sliding chamber, and main tapered bar slides in cross-lining cover, and main tie slides in perpendicular lining.The working end wedge surface gradient of main tapered bar is 10 degree.10 degree of wedge surface gradients make main tapered bar mineralization pressure self-locking mechanism, effectively prevent the unsuitable rollback of main tapered bar, and, contact because roller and wedge surface are tangent, 10 degree of wedge surface gradients make master cylinder along sliding chamber centerline direction thrust points of tangency decompose to vertical stress component much larger than centerline direction component, greatly strengthen the thrust of hook type pressing plate, thus form self energizing effort mechanism.
Below the inner chamber of hook type pressing plate, inside indentation forms spring cavity, and the bottom of pull bar is recessed to form lower spring chamber.Lower spring chamber is with nut 27 capping.Spring is set in upper and lower spring cavity, makes the reset of whole hold down gag more smooth and easy, rational in infrastructure.
All the other structures are all known according to other formations of upper traction bar support milling face of the present invention fixture and operation to those skilled in the art, are not described in detail here.
Although illustrate and describe embodiments of the invention; those of ordinary skill in the art is to be understood that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim; scope of the present invention limited by claim and equivalent replacement thereof; in the improvement etc. done without creative work, all should be included within protection scope of the present invention.
Claims (8)
1. upper traction bar support milling face fixture, comprise chuck body, handle, primary nip mechanism and central clamping mechanism, it is characterized in that: the clamping seats that inclination is set in the both sides of chuck body, the sliding chamber of cross is provided with in clamping seats, described primary nip mechanism comprises master cylinder, main tapered bar, main tie, hook type pressing plate, described main tapered bar and main tie are respectively in the mutually perpendicular slideway in the sliding chamber of cross, described main tapered bar is through the telescopic cavity of main tie, described main tapered bar connects master cylinder, and described main tie connects hook type pressing plate; The arc cushion block suitable with the bottom shape of upper traction bar support is provided with between described clamping seats; Described central clamping mechanism is arranged on the rear of arc cushion block.
2. upper traction bar support milling face according to claim 1 fixture, it is characterized in that: described central clamping mechanism comprises slide, center cylinder, center tapered bar, is positioned at the slide block of the symmetrical wedge surface both sides of center tapered bar, described slide block slides in slide, and described center cylinder to be arranged on below slide and to be connected with center tapered bar.
3. upper traction bar support milling face according to claim 2 fixture, is characterized in that: be provided with roller in the telescopic cavity of described main tie, and described main tapered bar is pressed on roller; Described slide block installs fixture block, and described fixture block extend in the centralized positioning groove of upper traction bar support.
4. upper traction bar support milling face according to claim 3 fixture, is characterized in that: the upper end of described pull bar connects pressing plate bar, and described pressing plate bar is arranged in the inner chamber of hook type pressing plate.
5. upper traction bar support milling face according to claim 3 fixture, is characterized in that: be provided with cross-lining cover in the sliding chamber of described cross and erect lining, described main tapered bar slides in cross-lining cover, and described main tie slides in perpendicular lining.
6. upper traction bar support milling face according to claim 3 fixture, is characterized in that: the working end wedge surface gradient of described main tapered bar is 10 degree.
7. upper traction bar support milling face according to claim 3 fixture, is characterized in that: below the inner chamber of described hook type pressing plate, inside indentation forms spring cavity, and the bottom of described pull bar is recessed to form lower spring chamber.
8. upper traction bar support milling face according to claim 3 fixture, is characterized in that: described slide is also provided with tooth form 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 true CN104647066A (en) | 2015-05-27 |
| CN104647066B CN104647066B (en) | 2017-02-01 |
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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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104647066B (en) |
Cited By (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 |
Cited By (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 |
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| Publication number | Publication date |
|---|---|
| CN104647066B (en) | 2017-02-01 |
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| C14 | Grant of patent or utility model | ||
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