CN202780556U - Fixture for part with thin-wall tubular structure - Google Patents
Fixture for part with thin-wall tubular structure Download PDFInfo
- Publication number
- CN202780556U CN202780556U CN 201220411093 CN201220411093U CN202780556U CN 202780556 U CN202780556 U CN 202780556U CN 201220411093 CN201220411093 CN 201220411093 CN 201220411093 U CN201220411093 U CN 201220411093U CN 202780556 U CN202780556 U CN 202780556U
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- Prior art keywords
- thin
- workpiece
- fixed cover
- clamping cap
- tubular structure
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Abstract
The utility model discloses a fixture which is not apt to damaging thin-wall positions, can better guarantee coaxiality of a tubular structure and a machine rotating center and overcomes the defects that the thin-wall positions are apt to be damaged and the coaxiality of the tubular structure and the machine rotating center is difficult to guarantee when the existing machine fixture is used for fixing a part with a thin-wall tubular structure. The fixture for the part with the thin-wall tubular structure comprises a main handle which is connected with a lathe. A connecting sleeve is arranged at the end part of the main handle. The fixture additionally comprises a workpiece fixing sleeve. The workpiece fixing sleeve is connected with the main handle through the connecting sleeve. A part placing hole is arranged in the workpiece fixing sleeve. A feed groove is arranged in the workpiece fixing sleeve. A workpiece pressing mechanism is arranged at the external end of the workpiece fixing sleeve. A workpiece positioning hole is arranged in the center of the workpiece pressing structure. The fixture for the part with the thin-wall tubular structure is suitable for applicable places of the fixture for the part with the thin-wall tubular structure, and has the characteristics that the thin-wall positions are not damaged under compression, the application scope is wide and the like.
Description
Technical field
The utility model relates to the anchor clamps of using on a kind of lathe, relates in particular to a kind of anchor clamps with thin-walled tubulose constitutional detail.
Background technology
Aborning, there are many parts with the thinner tubular structure of wall thickness to carry out processing for the inwall of tubular structure with lathe.In the processing that utilizes at present lathe for tubular member, usually adopt the chuck on the lathe that tubular member is clamped, then its inwall is processed.Yet as previously mentioned, the wall thickness of tubular structure is thinner, therefore common machine tool chuck for example the claw chuck easily make part deformation; If claw is fixed in part non-tubular shape part, be difficult to again guarantee the axiality of tubular structure and pivot, it is many unfavorable to bring to part processing.
China Patent Publication No. CN2813196Y, open day on September 6th, 2006, the name of utility model is called jig, this application case discloses a kind of jig, it includes a main folder body and a sub-folder body, and the main folder body is fixedly mounted on the bed piece, and the sub-folder body is hinged on the main folder body by the jointed shaft of one end, have a pair of half-cylindrical mounting groove on the inner side plane of main folder body and sub-folder body, they can be to synthetic circular hole; Be mounted with a pair of semi-cylindrical fixture block in a pair of mounting groove, the semicircle mounting flange of fixture block by the end and main folder body are connected end face and are connected with the sub-folder body, and the center on the involutory plane of two fixture blocks has a pair of semi-cylindrical holding tank; Be provided with the tie down screw that main folder body and sub-folder body can be fastenedly connected at the sidepiece of main folder body and sub-folder body, tie down screw one end is connected with handle.Be used for fixing part with light-wall pipe shape structure if this utility model weak point is still, easily the thin-walled place caused and damage and the difficult axiality that guarantees tubular structure and lathe pivot.
The utility model content
The utility model has overcome existing jig easily to be caused the thin-walled place when fixing part with light-wall pipe shape structure and damages and the difficult deficiency that guarantees tubular structure and the axiality of lathe pivot, provides a kind of being difficult for that the thin-walled place is caused damage and can better guarantee the anchor clamps of the axiality of tubular structure and lathe pivot.
The utility model is achieved through the following technical solutions:
A kind of anchor clamps with thin-walled tubulose constitutional detail, comprise the main handle that is connected with lathe, described main pommel section is provided with adapter sleeve, also comprise the workpiece fixed cover, described workpiece fixed cover is connected with main handle by adapter sleeve, and described workpiece fixed cover is provided with the part putting hole, is provided with the feed groove in the described workpiece fixed cover, described workpiece fixed cover outer end is provided with the Work-sheet pressing structure, and described Work-sheet pressing structure centre is provided with the workpiece locating hole.Adapter sleeve connects main handle and workpiece fixed cover, part putting hole in the workpiece fixed cover is used for inserting the tubular structure part of part to be processed, remainder is exposed at outside the part putting hole, the Work-sheet pressing structure is used for workpiece pressing and is exposed at the outer part of part putting hole, so just can not cause crushing to thin-walled tubulose structure division, can make again the part location.And the workpiece locating hole at Work-sheet pressing center can hold part and is in the outer part of part putting hole, plays the chucking part and makes the effect of part registration pivot.
As preferably, described Work-sheet pressing structure comprises a clamping cap, and described clamping cap is threaded with the workpiece fixed cover.Clamping cap is rotatable to be filled on the workpiece fixed cover, tightens simultaneously part and is in the outer part of part putting hole.
As preferably, described workpiece locating hole is bellmouth, the major part of described workpiece locating hole towards main handle, microcephaly towards the clamping cap outer end.Bellmouth is compared cylindrical hole larger contact area, and bellmouth has one section coverage distance at above-below direction, and better compressing component is in the outer part of part putting hole, and part is fixed.
As preferably, described clamping cap is provided with the screw hole that runs through the clamping cap sidewall, is provided with holding screw in the described screw hole.Behind the clamping cap compressing component, can be screwed into holding screw, make clamping cap stuck, can not rotate rollback, so clamping cap just can not become flexible.
As preferably, be provided with the surplus groove in the described clamping cap, described surplus groove top links to each other with workpiece locating hole edge.Consider that the size of non-tubular shape structure division is not necessarily identical with the error of batch part, therefore in workpiece locating hole inboard the surplus groove is set.
As preferably, described adapter sleeve links to each other by attachment screw with the workpiece fixed cover.If changed one batch part, the tubular structure size changes, and can unload attachment screw and change corresponding workpiece fixed cover and carry out production and processing.
Therefore, the beneficial effects of the utility model are: (1) can not cause crushing to thin-walled portion when fixing part with light-wall pipe shape structure; (2) replaceable different workpiece fixed cover is applied widely.
Description of drawings
Fig. 1 is the utility model structural representation.
Among the figure: main handle 1, adapter sleeve 2, workpiece fixed cover 3, part putting hole 4, feed groove 5, clamping cap 6, workpiece locating hole 7, surplus groove 8, screw hole 9.
The specific embodiment
Below by embodiment, by reference to the accompanying drawings the technical solution of the utility model is described further:
The anchor clamps with thin-walled tubulose constitutional detail as shown in Figure 1, comprise the main handle 1 that is connected with lathe, described main handle 1 end is provided with adapter sleeve 2, also comprise workpiece fixed cover 3, described workpiece fixed cover 3 is connected with main handle 1 by adapter sleeve 2, and described workpiece fixed cover 3 is provided with part putting hole 4, is provided with feed groove 5 in the described workpiece fixed cover 3, described workpiece fixed cover 3 outer ends are provided with the Work-sheet pressing structure, and described Work-sheet pressing structure centre is provided with workpiece locating hole 7.Adapter sleeve 2 connects main handle 1 and workpiece fixed cover 3, part putting hole 4 in the workpiece fixed cover 3 is used for inserting the tubular structure part of part to be processed, remainder is exposed at outside the part putting hole 4, the Work-sheet pressing structure is used for workpiece pressing and is exposed at part putting hole 4 part outward, so just can not cause crushing to thin-walled tubulose structure division, can make again the part location.And the workpiece locating hole 7 at Work-sheet pressing center can hold part and is in the outer part of part putting hole 4, plays the chucking part and makes the effect of part registration pivot.Described Work-sheet pressing structure comprises a clamping cap 6, and described clamping cap 6 is threaded with workpiece fixed cover 3.Clamping cap 6 rotatable being filled on the workpiece fixed cover 3 tighten simultaneously part and are in part putting hole 4 part outward.Described workpiece locating hole 7 is bellmouths, the major part of described workpiece locating hole 7 towards main handle 1, microcephaly towards clamping cap 6 outer ends.Bellmouth is compared cylindrical hole larger contact area, and better compressing component is in the part outside the part putting hole 4, and part is fixed.Described clamping cap 6 is provided with the screw hole 9 that runs through clamping cap 6 sidewalls, is provided with holding screw in the described screw hole 9.Behind clamping cap 6 compressing components, can be screwed into holding screw, make clamping cap 6 stuck, can not rotate rollback, so clamping cap 6 just can not become flexible.Be provided with surplus groove 8 in the described clamping cap 6, described surplus groove 8 tops link to each other with workpiece locating hole 7 edges.Consider that the size of non-tubular shape structure division is not necessarily identical with the error of batch part, therefore in workpiece locating hole 7 inboards surplus groove 8 is set.Described adapter sleeve 2 and workpiece fixed cover 3 link to each other by attachment screw.If changed one batch part, the tubular structure size changes, and can unload attachment screw and change corresponding workpiece fixed cover 3 and carry out production and processing.
When using the utility model, the thin-walled tubulose structure division of part to be processed is inserted in the part putting hole 4 on the workpiece fixed cover 3, clamping cap 6 is enclosed within part to be processed to be exposed on workpiece fixed cover 3 part outward, inwardly turn clamping cap 6 makes between clamping cap 6, part to be processed, the workpiece fixed cover 3 fixing, holding screw is screwed in the screw hole 9 on clamping cap 6 sidewalls clamping cap 6 can not rotated, so namely be completely fixed part to be processed.Because fixedly the part of the force is the non-thin-walled portion of part, and thin-walled portion is entangled by workpiece fixed cover 3, is difficult for deforming.Again because clamping cap 6 and workpiece fixed cover 3 are that be threaded so coaxial, so the position of limiting part to be processed by the workpiece locating hole 7 that is in clamping cap 6 centers also can guarantee the axiality of part and workpiece fixed cover 3.Then machine tool can enter feed groove 5, and part begins to process the tubulose inner structural wall along with main handle rotates together.
Claims (6)
1. anchor clamps with thin-walled tubulose constitutional detail, comprise the main handle (1) that is connected with lathe, described main handle (1) end is provided with adapter sleeve (2), it is characterized in that, also comprise workpiece fixed cover (3), described workpiece fixed cover (3) is connected with main handle (1) by adapter sleeve (2), described workpiece fixed cover (3) is provided with part putting hole (4), be provided with feed groove (5) in the described workpiece fixed cover (3), described workpiece fixed cover (3) outer end is provided with the Work-sheet pressing structure, and described Work-sheet pressing structure centre is provided with workpiece locating hole (7).
2. the anchor clamps with thin-walled tubulose constitutional detail according to claim 1 is characterized in that, described Work-sheet pressing structure comprises a clamping cap (6), and described clamping cap (6) is threaded with workpiece fixed cover (3).
3. the anchor clamps with thin-walled tubulose constitutional detail according to claim 2 is characterized in that, described workpiece locating hole (7) is bellmouth, the major part of described workpiece locating hole (7) towards main handle (1), microcephaly towards clamping cap (6) outer end.
4. according to claim 2 or 3 described anchor clamps with thin-walled tubulose constitutional detail, it is characterized in that described clamping cap (6) is provided with the screw hole (9) that runs through clamping cap (6) sidewall, described screw hole is provided with holding screw in (9).
5. the anchor clamps with thin-walled tubulose constitutional detail according to claim 4 is characterized in that, are provided with surplus groove (8) in the described clamping cap (6), and described surplus groove (8) top links to each other with workpiece locating hole (7) edge.
6. the anchor clamps with thin-walled tubulose constitutional detail according to claim 1 is characterized in that, described adapter sleeve (2) links to each other by attachment screw with workpiece fixed cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411093 CN202780556U (en) | 2012-08-20 | 2012-08-20 | Fixture for part with thin-wall tubular structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411093 CN202780556U (en) | 2012-08-20 | 2012-08-20 | Fixture for part with thin-wall tubular structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202780556U true CN202780556U (en) | 2013-03-13 |
Family
ID=47807895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220411093 Expired - Fee Related CN202780556U (en) | 2012-08-20 | 2012-08-20 | Fixture for part with thin-wall tubular structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202780556U (en) |
-
2012
- 2012-08-20 CN CN 201220411093 patent/CN202780556U/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: 20130313 Termination date: 20150820 |
|
| EXPY | Termination of patent right or utility model |