CN203696292U - Clamp for processing bent rivet punch - Google Patents
Clamp for processing bent rivet punch Download PDFInfo
- Publication number
- CN203696292U CN203696292U CN201320798260.9U CN201320798260U CN203696292U CN 203696292 U CN203696292 U CN 203696292U CN 201320798260 U CN201320798260 U CN 201320798260U CN 203696292 U CN203696292 U CN 203696292U
- Authority
- CN
- China
- Prior art keywords
- rivet punch
- locating piece
- curved
- curved rivet
- screw
- 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
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Abstract
The utility model provides a clamp for processing a bent rivet punch. The clamp comprises five positioning blocks and a cushion iron, wherein the five positioning blocks are fixed on a horizontal workbench through threads; the positioning block I and the positioning block II are positioned on two sides of the tail of the bent rivet punch; the positioning block III is positioned at the tail end of the tail of the bent rivet punch; the L-shaped cushion iron is positioned at a corner of the bent rivet punch; one end of the L-shaped cushion iron is wedge-shaped, and the other end of the L-shaped cushion iron is provided with a U-shaped slot; a positioning pin is mounted in the U-shaped slot; the tip point of the wedge-shaped end of the L-shaped cushion iron is pressed against the corner point of the bent rivet punch; the positioning block V, the positioning block IV and the L-shaped cushion iron are positioned on the same side; a screw II is mounted on the positioning block V in parallel; an included angle between a connecting line consisting of the tip point of the wedge-shaped end of the L-shaped cushion iron and the tip point of the screw II and the axial line of the tail of the bent rivet punch is equal to a bending angle of the bent rivet punch. The clamp can better control the bending angle and the bending length of the rivet punch.
Description
Technical field
The utility model relates to a kind of fixture, relates in particular to the curved rivet punch fixture of a kind of processing, belongs to field of mechanical technique.
Background technology
Curved rivet punch is aircraft conventional professional tool in assembling, and the punching that it is mainly used in the head profile of the rivet that uses on aircraft skin, wing is shaped.Present stage, the profile of rivet punch mainly adopted lathe processing, carrying out on request head by pincers worker again rivers bend curved, and being difficult to accurately control bending angle and the bending length of rivet punch the technical staff when curved of rivering bend, this has just had a strong impact on the quality of curved rivet punch, and then has influence on the quality of product.
Utility model content
For the problems referred to above, the utility model provides a kind of processing curved rivet punch fixture, for better controlling bending angle and the bending length of rivet punch.
The technical solution of the utility model: the curved rivet punch fixture of a kind of processing, comprise 5 locating pieces and 1 parallels, 5 locating pieces are fixed on horizontal table by screw thread, wherein locating piece I, locating piece II are positioned at the both sides of curved rivet punch afterbody, locating piece I is provided with bolt, and the direction that the direction of this bolt and curved rivet punch afterbody are placed is perpendicular; Locating piece III is positioned at the end of curved rivet punch afterbody, and both are axially consistent, and the end face of locating piece III withstands on the end face of curved rivet punch afterbody; " L " shape parallels is positioned at the corner of curved rivet punch, its one end is wedge shape, the other end is provided with U-shaped groove, the horizontal table corresponding with U-shaped groove is provided with several pin-and-holes, in one of them pin-and-hole, shop bolt is installed, the screw I in locating piece IV withstands on an end face of " L " shape parallels, and the end face that is somebody's turn to do " L " shape parallels is consistent with the direction of described U-shaped groove, on " L " shape parallels, be one end of wedge shape, cusp wherein withstands on a place of turning round for curved rivet punch; Locating piece V and locating piece IV and " L " shape parallels homonymy, the parallel screw II that is provided with in locating piece V, the cusp of screw II withstands on the outer surface of curved rivet punch head, and angle between the cusp of " L " shape parallels wedge shape one end and screw II the cusp line and the curved rivet punch afterbody axis that the form bending angle that is curved rivet punch.
In described locating piece V, stay bolt is also installed, stay bolt is threaded with locating piece V and stay bolt placement parallel with screw II, on stay bolt, be fixedly connected with " l " shape parallels, one end of " l " shape parallels is pressed in curved rivet punch head, and the other end is fixed on horizontal table by fixed block.
Be milled with a V-type groove in locating piece II, can effectively prevent the radial displacement of drift, improve positioning action and the clamp precision of this fixture to axial workpiece.
The beneficial effects of the utility model: adopt this fixture can effectively ensure bending angle and the bending length of rivet punch, therefore improve the working (machining) efficiency of curved rivet punch and the quality of product in batch, ensured the precision of product processing and uniformity and the interchangeability of product; Adopt this fixture can make the selection of gas welding position meet people's angular field of view; In the time of gas welding, can push down curved rivet punch head by " l " shape parallels, the stability of curved rivet punch while ensureing gas welding; This fixture clamping range is large, can clamp the curved rivet punch of different-diameter, and bending angle and bending length also can need to change arbitrarily according to using.
Brief description of the drawings
Fig. 1 is the structural representation of curved rivet punch.
Fig. 2 is use view of the present utility model.
Detailed description of the invention
As shown in Figure 2, the curved rivet punch fixture of a kind of processing, comprise 5 locating pieces and 1 parallels, 5 locating pieces are fixed on horizontal table by screw thread, wherein locating piece I 1, locating piece II 2 is positioned at the both sides of curved rivet punch 12 afterbodys, locating piece I 1 is provided with bolt, bolt is threaded with locating piece I 1, the direction of this bolt is vertical with curved rivet punch 12 afterbody placement directions, locating piece II 2 maintains static, locating piece I 1, distance between locating piece II 2 is 30mm, this distance is the maximum grip diameter of rivet punch tail diameter, different tail diameter will rely on the spiral in locating piece I 1 to control, by screwing or unscrew the radial clamping of controlling drift, locating piece III 3 is positioned at the end of curved rivet punch 12 afterbodys, and both are axially consistent, and the end face of locating piece III 3 withstands on the end face of curved rivet punch 12 afterbodys, and locating piece III 3 is for the axial location of drift afterbody and control clamping length, " L " shape parallels 6 is positioned at curved rivet punch 12 corners, its one end is wedge shape, the other end is provided with U-shaped groove 8, the horizontal table corresponding with U-shaped groove 8 is provided with several pin-and-holes, shop bolt 14 is installed in one of them pin-and-hole, screw I 9 in locating piece IV 4 withstands on an end face of " L " shape parallels 6, the end face that is somebody's turn to do " L " shape parallels 6 is consistent with the direction of described U-shaped groove 8, on " L " shape parallels 6, be one end of wedge shape, cusp wherein withstands on a place of turning round for curved rivet punch 12, just can control bending length and the starting point of rivet punch by adjusting " L " shape parallels 6, locating piece V 5 and locating piece IV 4 and " L " shape parallels 6 homonymies, the parallel screw II 10 that is provided with in locating piece V 5, the cusp of screw II 10 withstands on the outer surface of curved rivet punch 12 heads, and angle between the cusp of " L " shape parallels 6 wedge shape one end and screw II 10 the cusps line and the curved rivet punch 12 afterbody axis that form is the bending angle of curved rivet punch 12.In described locating piece V 5, stay bolt 11 is also installed, stay bolt 11 is threaded with locating piece V 5 and stay bolt 11 placement parallel with screw II 10, on stay bolt 11, be fixedly connected with " l " shape parallels 7, one end of " l " shape parallels 7 is pressed in curved rivet punch 12 heads, the other end is fixed on horizontal table by fixed block 13, and " l " shape parallels 7 can effectively compress the rivet punch being bent after the roasting heat of gas welding.
Claims (3)
1. the curved rivet punch fixture of processing, it is characterized in that: comprise 5 locating pieces and 1 parallels, 5 locating pieces are fixed on horizontal table by screw thread, wherein locating piece I (1), locating piece II (2) are positioned at the both sides of curved rivet punch (12) afterbody, locating piece I (1) is provided with bolt, and the direction of this bolt is vertical with curved rivet punch (12) afterbody placement direction, locating piece III (3) is positioned at the end of curved rivet punch (12) afterbody, and both are axially consistent, and the end face of locating piece III (3) withstands on the end face of curved rivet punch (12) afterbody, " L " shape parallels (6) is positioned at curved rivet punch (12) corner, its one end is wedge shape, the other end is provided with U-shaped groove (8), the horizontal table corresponding with U-shaped groove (8) is provided with several pin-and-holes, shop bolt (14) is installed in one of them pin-and-hole, screw I (9) in locating piece IV (4) withstands on an end face of " L " shape parallels (6), the end face that is somebody's turn to do " L " shape parallels (6) is consistent with the direction of described U-shaped groove (8), on " L " shape parallels (6), be one end of wedge shape, cusp wherein withstands on a place of turning round for curved rivet punch (12), locating piece V (5) and locating piece IV (4) and " L " shape parallels (6) homonymy, the upper parallel screw II (10) that is provided with of locating piece V (5), the cusp of screw II (10) withstands on the outer surface of curved rivet punch (12) head, and angle between the cusp of " L " shape parallels (6) wedge shape one end and screw II (10) the cusp line and curved rivet punch (12) the afterbody axis that form is the bending angle of curved rivet punch (12).
2. the curved rivet punch fixture of a kind of processing as claimed in claim 1, it is characterized in that: stay bolt (11) is also installed in described locating piece V (5), stay bolt (11) is threaded with locating piece V (5) and stay bolt (11) and the parallel placement of screw II (10), on stay bolt (11), be fixedly connected with " l " shape parallels (7), one end of " l " shape parallels (7) is pressed in curved rivet punch (12) head, and the other end is fixed on horizontal table by fixed block (13).
3. the curved rivet punch fixture of a kind of processing as claimed in claim 2, is characterized in that: be milled with a V-type groove in locating piece II (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798260.9U CN203696292U (en) | 2013-12-09 | 2013-12-09 | Clamp for processing bent rivet punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798260.9U CN203696292U (en) | 2013-12-09 | 2013-12-09 | Clamp for processing bent rivet punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203696292U true CN203696292U (en) | 2014-07-09 |
Family
ID=51046791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320798260.9U Expired - Fee Related CN203696292U (en) | 2013-12-09 | 2013-12-09 | Clamp for processing bent rivet punch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203696292U (en) |
-
2013
- 2013-12-09 CN CN201320798260.9U patent/CN203696292U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20161209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |