CN202742063U - Special-shaped surface compressing device - Google Patents
Special-shaped surface compressing device Download PDFInfo
- Publication number
- CN202742063U CN202742063U CN 201220334877 CN201220334877U CN202742063U CN 202742063 U CN202742063 U CN 202742063U CN 201220334877 CN201220334877 CN 201220334877 CN 201220334877 U CN201220334877 U CN 201220334877U CN 202742063 U CN202742063 U CN 202742063U
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- CN
- China
- Prior art keywords
- pressing plate
- screw rod
- back shaft
- fixedly connected
- special
- 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 discloses a special-shaped surface compressing device, which belongs to machining equipment. The compressing device comprises a fixing base, a first supporting shaft, a second supporting shaft, a first limiting device, a second limiting device, a supporting nut, a first pressing plate, a second pressing plate, a first screw rod, a second screw rod and a compressing nut. Positioning sleeves in the compressing device are mounted on the external cylindrical surfaces at the upper ends of the first and the second supporting shafts in a transition fit manner and are used for positioning workpieces, thereby satisfying the machining demands of different workpieces and ensuring that the upper surface of a bridge-type special-shaped pressing plate is in a horizontal state. Therefore, the bridge-type special-shaped pressing plate is tightly compressed by using the compressing nut. As a result, the workpieces are compressed tightly. The compressing device is capable of compressing the special-shaped surface of each workpiece tightly and is mounted and taken conveniently.
Description
Technical field
The utility model belongs to machining equipment, relates to a kind of hold down gag of special-shaped face.
Background technology
In daily manufacturing process; often can run into the workpiece that some have special shape; because workpiece does not have well-regulated surface; therefore clamping has just become problem; common way is to mill several places datum plane at the special-shaped face; be used for the clamping pressure clamping of workpieces, so not only reduced the intensity of workpiece but also affected the attractive in appearance of workpiece.
The utility model content
Technical problem to be solved in the utility model provides a kind of simple, practical and dress and gets the hold down gag that makes things convenient for the special-shaped face, solves the problem that the special-shaped workpiece can't clamping when machining.
For solving the problems of the technologies described above, the utility model provides a kind of hold down gag of special-shaped face, comprises a firm banking, the first back shaft, the second back shaft, the first stopping means, the second stopping means, holding nut, the first pressing plate, the second pressing plate, the first screw rod, the second screw rod and clamp nut; Wherein, one end of described the first back shaft and an end of the second back shaft are separately fixed at the two ends of described firm banking, the other end of described the first back shaft is fixedly connected with described the first stopping means, the other end of described the second back shaft is connected with described holding nut, described holding nut is fixedly connected with described the second stopping means, described the first screw rod and described the second screw rod are separately fixed between described the first back shaft and described the second back shaft, one end of described screw rod is fixedly connected with described firm banking, the other end of described the first screw rod is fixedly connected with described the first pressing plate, the first pressing plate is fixedly connected with described the first clamp nut, one end of described the second screw rod is fixedly connected with described firm banking, and the other end of described the second screw rod is fixedly connected with described the second pressing plate.
Further, described the first stopping means and described the second stopping means are positioning sleeve respectively.
Further, there is a step surface upper end of described the first back shaft.
Further, the upper end face of described the second back shaft has external screw thread.
Further, the convex structure of described the first pressing plate for standing upside down.
Further, upper convex surface and the workpiece cambered surface of described the first pressing plate are joined, and there is respectively a U-lag at the up and down two ends of described lower convex surface.
Further, described the first screw rod and the second screw rod are stretching screw.
Further, described the first screw rod is fitted up and down with described U-lag respectively.
The hold down gag of the special-shaped face that the utility model provides, the positioning sleeve interference fits is installed on the external cylindrical surface of the first back shaft, the second back shaft upper end, workpiece is implemented the location, not only satisfy the processing request of different workpieces, guaranteed that bridge-type special-shaped pressing plate upper surface is in level, is conducive to clamp nut and vertically compresses bridge-type special-shaped pressing plate, thereby realize firm workpiece pressing, can realize firmly compressing to workpiece special shape surface, and dress be got conveniently.
Description of drawings
Fig. 1 fills front view for the compression of the special-shaped face that the utility model embodiment provides;
The first pressing plate front view that Fig. 2 provides for the utility model embodiment;
The first pressing plate top view that Fig. 3 provides for the utility model embodiment;
The first pressing plate left view that Fig. 4 provides for the utility model embodiment;
1, firm banking, the 2, first back shaft, the 3, second back shaft, 4, holding nut, the 5, first positioning sleeve, 6, the first pressing plate, the 7, second pressing plate, the 8, first screw rod, 9, clamp nut, 10, backing-up screw, 11, workpiece, the 12, second positioning sleeve, the 13, second screw rod.
The specific embodiment
Referring to Fig. 1, the hold down gag of a kind of special-shaped face that the utility model embodiment provides, this device comprise a firm banking 1, the first back shaft 2, the second back shaft 3, the first stopping means, the second stopping means, holding nut 4, the first pressing plate 6, the second pressing plate 7, the first screw rod 8, the second screw rod 13 and clamp nut 9; Wherein, one end of one end of the first back shaft 2 and the second back shaft 3 is fastened on the two ends of firm banking 1 by backing-up screw 10, the other end of the first back shaft 2 is fixedly connected with the first stopping means, the other end of the second back shaft 3 is connected with holding nut 4, holding nut 4 is fixedly connected with the second stopping means, the first screw rod 8 and the second screw rod 13 are separately fixed between the first back shaft 2 and the second back shaft 3, one end of the first screw rod 8 is fixedly connected with firm banking 1, the other end of the first screw rod 8 is fixedly connected with the first pressing plate 6, the first pressing plate 6 is fixedly connected with the first clamp nut 9, one end of the second screw rod 13 is fixedly connected with firm banking 1, and the other end of the second screw rod 13 is fixedly connected with the second pressing plate 7.In the utility model embodiment, the first stopping means is that the first positioning sleeve 5, the second stopping means are the second positioning sleeve 12.
Wherein, the first positioning sleeve 5 and the second positioning sleeve 12 interference fits are installed on the external cylindrical surface of the first back shaft 2 and the second back shaft 3 upper ends, and workpiece 11 is implemented the location, and according to the difference of workpiece locating hole, replaceable positioning sleeve satisfies the processing request of different workpieces.
Wherein, there is a step surface upper end of the first back shaft 2, can play the effect of supporting workpiece 11.
Wherein, the upper end face of the second back shaft 3 has external screw thread, but is used for the effect that assembling holding nut 4 plays adjustable supports workpiece 11.
For the cambered surface that prevents bridge-type special-shaped pressing plate treats that with workpiece it is that bridge-type special-shaped pressing plate produces along the workpiece cambered surface and glides in compaction process, the convex structure (referring to Fig. 4) of the first pressing plate 6 for standing upside down that the cambered surface of splenium position contacts.The upper convex surface of the first pressing plate 6 and workpiece 11 cambered surfaces are joined (referring to Fig. 2), and there is respectively a U-lag (referring to Fig. 3) at the up and down two ends of lower convex surface.The U-lag at the up and down two ends of the first screw rod 8 and the first pressing plate 6 is fitted.The bottom land of U-lag and stretching screw are fitted and have been stoped the downslide of bridge-type special-shaped pressing plate along the workpiece cambered surface, make simultaneously the loading and unloading of bridge-type special-shaped pressing plate convenient.
The first pressing plate 6 has cambered surface and workpiece 11 treats that the cambered surface of splenium position is consistent, two cambered surfaces are fitted substantially in compaction process, compression face is increased, guaranteed that simultaneously bridge-type special-shaped pressing plate upper surface is in level, be conducive to clamp nut 9 vertical compression bridge-type special-shaped pressing plates, thereby realize firm workpiece pressing.
Wherein, the first screw rod 8 and the second screw rod 13 are stretching screw.
It should be noted last that, the above specific embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to example the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. the hold down gag of a special-shaped face, it is characterized in that, comprise a firm banking, the first back shaft, the second back shaft, the first stopping means, the second stopping means, holding nut, the first pressing plate, the second pressing plate, the first screw rod, the second screw rod and clamp nut; Wherein, one end of described the first back shaft and an end of the second back shaft are separately fixed at the two ends of described firm banking, the other end of described the first back shaft is fixedly connected with described the first stopping means, the other end of described the second back shaft is connected with described holding nut, described holding nut is fixedly connected with described the second stopping means, described the first screw rod and described the second screw rod are separately fixed between described the first back shaft and described the second back shaft, one end of described screw rod is fixedly connected with described firm banking, the other end of described the first screw rod is fixedly connected with described the first pressing plate, the first pressing plate is fixedly connected with described the first clamp nut, one end of described the second screw rod is fixedly connected with described firm banking, and the other end of described the second screw rod is fixedly connected with described the second pressing plate.
2. device according to claim 1 is characterized in that, described the first stopping means and described the second stopping means are positioning sleeve respectively.
3. device according to claim 1 is characterized in that, there is a step surface upper end of described the first back shaft.
4. device according to claim 1 is characterized in that, the upper end face of described the second back shaft has external screw thread.
5. device according to claim 1 is characterized in that, the convex structure of described the first pressing plate for standing upside down.
6. device according to claim 5 is characterized in that, upper convex surface and the workpiece cambered surface of described the first pressing plate are joined, and there is respectively a U-lag at the up and down two ends of the lower convex surface of described the first pressing plate.
7. device according to claim 1 is characterized in that, described the first screw rod and the second screw rod are stretching screw.
8. device according to claim 6 is characterized in that, described the first screw rod is fitted up and down with described U-lag respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334877 CN202742063U (en) | 2012-07-11 | 2012-07-11 | Special-shaped surface compressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334877 CN202742063U (en) | 2012-07-11 | 2012-07-11 | Special-shaped surface compressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202742063U true CN202742063U (en) | 2013-02-20 |
Family
ID=47701511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220334877 Expired - Fee Related CN202742063U (en) | 2012-07-11 | 2012-07-11 | Special-shaped surface compressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202742063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033691A (en) * | 2015-06-25 | 2015-11-11 | 西安航空动力股份有限公司 | Free state simulating clamping method for bowl-shaped thin-wall ring-shaped part |
-
2012
- 2012-07-11 CN CN 201220334877 patent/CN202742063U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033691A (en) * | 2015-06-25 | 2015-11-11 | 西安航空动力股份有限公司 | Free state simulating clamping method for bowl-shaped thin-wall ring-shaped part |
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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: 20130220 Termination date: 20170711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |