CN203712324U - Special fixture for flange - Google Patents
Special fixture for flange Download PDFInfo
- Publication number
- CN203712324U CN203712324U CN201420093632.2U CN201420093632U CN203712324U CN 203712324 U CN203712324 U CN 203712324U CN 201420093632 U CN201420093632 U CN 201420093632U CN 203712324 U CN203712324 U CN 203712324U
- Authority
- CN
- China
- Prior art keywords
- flange
- positioning
- chuck body
- hole
- catch bar
- 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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- Gripping On Spindles (AREA)
Abstract
The utility model discloses a special fixture for a flange. The special fixture comprises a fixture body adopting a cylindrical structure, wherein the fixture body consists of a fixing part and a clamping part; a positioning block for preventing the flange from sliding is integrally arranged on one side, which is close to the clamping part, of the fixing part; a positioning through hole coaxial with the fixture body is formed in the fixture body; positioning through grooves communicated with the positioning through hole are evenly and circumferentially distributed in the clamping part; wedge-shaped clamping blocks are arranged in the positioning through grooves; a push rod for pushing the wedge-shaped clamping blocks is arranged in the positioning through hole and detachably connected with the fixture body; the push rod comprises a push part for pushing the wedge-shaped clamping blocks; and the push part is set in a circular truncated cone shape. According to the special fixture, during the assembly, the fixture body is sleeved with a flange through hole, the flange through hole is located between the positioning block and the wedge-shaped clamping blocks, the positioning block prevents the flange from moving, the push rod pushes the wedge-shaped clamping blocks to clamp the flange circumferentially, turning is performed after clamping, the surface can be machined once, and the fixture is simple to machine and more convenient to operate.
Description
Technical field
The utility model relates to a kind of industrial fixture, more precisely, relates to a kind of flange special fixture.
Background technology
Flange is again ring flange or bead.Flange be make pipe and pipe and and the interconnective part of valve, be connected in pipe end.Conventional manufacture method is casting, the blank fine finishining again manufacture being formed forms, but thickness is narrower, turning adds need be fixed one end man-hour, and the other end is processed, otherwise, former bare terminal end adds man-hour, fixing by processing end, due to two separate machined, cause flange two ends machining accuracy inconsistent, may cause scrapping of flange.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide the one can mounting flange, makes its processing excircles flange special fixture more easily.
For achieving the above object, the utility model provides following technical scheme: a kind of flange special fixture, comprise the chuck body that cylindrical structure arranges, described chuck body comprises fixed part and for clamping the clamping part of flange, described fixed part is wholely set and is useful on the locating piece that prevents that flange from sliding near clamping part one side, described chuck body is provided with the positioning through hole with the coaxial setting of chuck body, described clamping part is circumferentially evenly distributed with the location groove that is through to positioning through hole, in the groove of described location, be provided with wedge shape grip block, in described positioning through hole, be provided with the catch bar for promoting wedge shape grip block, described catch bar and chuck body removably connect, described catch bar comprises the pushing part for promoting wedge shape grip block, described pushing part is round table-like setting.
By adopting technique scheme, chuck body comprises fixed part and clamping part, fixed part is fixedly connected with lathe, chuck body is provided with locating piece, when flange assembling, play barrier effect, make it can not skid off chuck body, clamping part is circumferentially with location groove, in the groove of location, be provided with wedge shape grip block, wedge shape grip block is along circumferentially protruding clamping flange, when assembling by sheathed flange through hole and chuck body and between locating piece and wedge shape grip block, locating piece prevents flange displacement, catch bar promotes wedge shape grip block, along circumferential clamping flange, clamping laggard driving cuts, can be by disposable surface processing, flange two ends can not need to replace processing, processing simple operations is more convenient.
The utility model is further set to: described catch bar is provided with connecting rod with respect to the end face of clamping part one end, and described connecting rod sidewall runs through and is provided with manhole.
By adopting technique scheme, catch bar is provided with connecting rod, and connecting rod sidewall runs through and is provided with manhole, when assembling, steel pipe can be stretched in manhole, by the lever principle bar application of force that is rotatably connected, more laborsaving when assembling.
The utility model is further set to: described catch bar with chuck body for being threaded.
By adopting technique scheme, screw connection structure is closely difficult for producing rocking, and increases the security of chuck body and catch bar, easy to loading and unloading, is convenient to implement.
The utility model is further set to: described location groove is at least provided with four.
By adopting technique scheme, chuck body is provided with four and locates above groove, makes chuck body stressed more even in the time of clamping, makes flange be difficult for producing and rocks.
Brief description of the drawings
Fig. 1 is front view shown in the utility model;
Fig. 2 is side view shown in the utility model;
Fig. 3 is the utility model A-A cutaway view.
In figure: 1, chuck body; 11, fixed part; 12, clamping part; 2, locating piece; 3, wedge shape grip block; 4, catch bar; 41, connecting rod; 42, manhole; 43, pushing part; 5, positioning through hole; 6, location groove.
Detailed description of the invention
Shown in Fig. 3, a kind of flange special fixture of the present embodiment, comprise the chuck body 1 that cylindrical structure arranges, described chuck body 1 comprises fixed part 11 and for clamping the clamping part 12 of flange, described fixed part 11 is wholely set and is useful on the locating piece 2 that prevents that flange from sliding near clamping part 12 1 sides, described chuck body 1 is provided with the positioning through hole 5 with the coaxial setting of chuck body 1, described clamping part 12 is circumferentially evenly distributed with the location groove 6 that is through to positioning through hole 5, in described location groove 6, be provided with wedge shape grip block 3, in described positioning through hole 5, be provided with the catch bar 4 for promoting wedge shape grip block 3, described catch bar 4 removably connects with chuck body 1, described catch bar 4 comprises the pushing part 43 for promoting wedge shape grip block 3, described pushing part 43 is round table-like setting.
By adopting technique scheme, chuck body 1 comprises fixed part 11 and clamping part 12, fixed part 11 is fixedly connected with lathe, chuck body 1 is provided with locating piece 2, when flange assembling, play barrier effect, make it can not skid off chuck body 1, clamping part 12 is circumferentially with location groove 6, in the groove 6 of location, be provided with wedge shape grip block 3, wedge shape grip block 3 is along circumferentially protruding clamping flange, when assembling by sheathed flange through hole and chuck body 1 and between locating piece 2 and wedge shape grip block 3, locating piece 2 prevents flange displacement, catch bar 4 promotes wedge shape grip block 3, along circumferential clamping flange, clamping laggard driving cuts, can be by disposable surface processing, flange two ends can not need to replace processing, processing simple operations is more convenient (be it should be noted that: locating piece 2 can be circular along circumferentially evenly issue of chuck body 1 herein, make in fixture clamping process more steady).
Described catch bar 4 is provided with connecting rod 41 with respect to the end face of clamping part 12 one end, and described connecting rod 41 sidewalls run through and are provided with manhole 5.By adopting technique scheme, catch bar 4 is provided with connecting rod 41, and connecting rod 41 sidewalls run through and are provided with manhole 42, when assembling, steel pipe can be stretched in manhole 42, by lever principle bar 41 application of forces that are rotatably connected, more laborsaving when assembling.
Described catch bar 4 with chuck body 1 for being threaded.By adopting technique scheme, screw connection structure is closely difficult for producing rocking, increase the security of chuck body 1 and catch bar 4, easy to loading and unloading, be convenient to implement (it should be noted that: removably connect and can be buckle connection or interference fit herein, but the flexible height of the capable of regulating wedge shape that is threaded grip block 3, is applicable to the different flange of multiple internal diameter, therefore be threaded to the utility model preferred version).
Described location groove 6 is at least provided with four.By adopting technique scheme, chuck body 1 is provided with four and locates above groove 6, makes chuck body 1 stressed more even in the time of clamping, makes flange be difficult for producing and rocks.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a flange special fixture, it is characterized in that: comprise the chuck body that cylindrical structure arranges, described chuck body comprises fixed part and for clamping the clamping part of flange, described fixed part is wholely set and is useful on the locating piece that prevents that flange from sliding near clamping part one side, described chuck body is provided with the positioning through hole with the coaxial setting of chuck body, described clamping part is circumferentially evenly distributed with the location groove that is through to positioning through hole, in the groove of described location, be provided with wedge shape grip block, in described positioning through hole, be provided with the catch bar for promoting wedge shape grip block, described catch bar and chuck body removably connect, described catch bar comprises the pushing part for promoting wedge shape grip block, described pushing part is round table-like setting.
2. a kind of flange special fixture according to claim 1, is characterized in that: described catch bar is provided with connecting rod with respect to the end face of clamping part one end, and described connecting rod sidewall runs through and is provided with manhole.
3. a kind of flange special fixture according to claim 1 and 2, is characterized in that: described catch bar with chuck body for being threaded.
4. a kind of flange special fixture according to claim 3, is characterized in that: described location groove is at least provided with four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093632.2U CN203712324U (en) | 2014-03-03 | 2014-03-03 | Special fixture for flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093632.2U CN203712324U (en) | 2014-03-03 | 2014-03-03 | Special fixture for flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203712324U true CN203712324U (en) | 2014-07-16 |
Family
ID=51151522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420093632.2U Expired - Fee Related CN203712324U (en) | 2014-03-03 | 2014-03-03 | Special fixture for flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203712324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834663A (en) * | 2016-04-28 | 2016-08-10 | 中船黄埔文冲船舶有限公司 | Clamping tool capable of adjusting welding inner diameter of flange |
-
2014
- 2014-03-03 CN CN201420093632.2U patent/CN203712324U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834663A (en) * | 2016-04-28 | 2016-08-10 | 中船黄埔文冲船舶有限公司 | Clamping tool capable of adjusting welding inner diameter of flange |
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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: 20140716 Termination date: 20150303 |
|
| EXPY | Termination of patent right or utility model |