CN202943446U - Tensioning device of inner hole of part - Google Patents
Tensioning device of inner hole of part Download PDFInfo
- Publication number
- CN202943446U CN202943446U CN 201220615330 CN201220615330U CN202943446U CN 202943446 U CN202943446 U CN 202943446U CN 201220615330 CN201220615330 CN 201220615330 CN 201220615330 U CN201220615330 U CN 201220615330U CN 202943446 U CN202943446 U CN 202943446U
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- CN
- China
- Prior art keywords
- respectively arranged
- locating support
- inner hole
- positioning
- 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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Abstract
The utility model provides a tensioning device of an inner hole of a part. The tensioning device of the inner hole of the part is capable of fast and accurately carrying out inside-hole positioning on the part with the inner hole and guaranteeing machining quality of the part with the inner hole. The tensioning device of the inner hole of the part comprises a base seat and is characterized in that positioning supports are respectively arranged on two sides of the base seat, the positioning supports are connected with the base seat in a sliding mode, stand columns are arranged at the lower ends of the positioning supports, horizontal bolts are respectively arranged on the stand columns, a rotary actuating level is arranged between the supports, opposite end face cams corresponding to the inner sides of the horizontal bolts are respectively arranged on the actuating lever, the actuating lever is connected with a rotary handle, positioning clamping heads are respectively arranged at the upper ends of the positioning supports, and the positioning clamping heads are opposite in position.
Description
Technical field
The utility model relates to the technical field of measuring the instruments of inspection, is specially a kind of tensioning apparatus of inner bore of part.
Background technology
Process processing in the outside to part that endoporus is arranged, need to carry out clamping and positioning to part, process if the part outside is positioned the processing that can have influence on part, positioning fixture is difficulty comparatively.
Summary of the invention
For the problems referred to above, the utility model provides a kind of tensioning apparatus of inner bore of part, can have rapidly and accurately the part of endoporus to carry out location in the hole, has guaranteed to have the crudy of the part of endoporus.
its technical scheme is such: a kind of tensioning apparatus of inner bore of part, it comprises base, it is characterized in that: described base both sides are respectively arranged with locating support, described locating support is connected with described base sliding, described locating support lower end is provided with column, be respectively arranged with cross bolts on described column, be provided with the rotatable bar that actuates between support frame as described above, describedly actuate that on bar, corresponding described cross bolts inboard is respectively arranged with relative edge cam, the described bar that actuates connects rotary handle, described locating support upper end is respectively arranged with the location clamping head, the position of described location clamping head is relative.
It is further characterized in that: described locating support connects described column by base plate respectively; Connect by extension spring between described base plate.
in said structure of the present utility model, the base both sides are respectively arranged with locating support, locating support is connected with base sliding, the locating support lower end is provided with column, be respectively arranged with cross bolts on column, be provided with the rotatable bar that actuates between bracing frame, actuate that on bar, corresponding described cross bolts inboard is respectively arranged with relative edge cam, actuate bar and connect rotary handle, the locating support upper end is respectively arranged with the location clamping head, the position of location clamping head is relative, by actuating the rotation of bar, edge cam struts the locating support of both sides, realized having the inboard location, hole of the part of endoporus by positioning head, guaranteed to have the crudy of the part of endoporus.
Description of drawings
Fig. 1 is the main sectional structure chart of the tensioning apparatus of the utility model inner bore of part.
The specific embodiment
see Fig. 1, a kind of Internal Spherical Surface part sphere spacing detection tool, it comprises base 1, base 1 is by bracing frame 2-1, 2-2 supports, base 1 both sides are respectively arranged with locating support 3-1, 3-2, locating support 3-1, 3-2 and base 1 are slidably connected, locating support 3-1, the 3-2 lower end is respectively by base plate 4-1, 4-2 connects column 5-1, 5-2, base plate 4-1, connect by extension spring 6 between 4-2, column 5-1, be respectively arranged with cross bolts 7-1 on 5-2, 7-2, bracing frame 2-1, be provided with the rotatable bar 8 that actuates between 2-2, actuate corresponding cross bolts 7-1 on bar 8, the 7-2 inboard is respectively arranged with relative edge cam 9-1, 9-2, actuate bar 8 and connect rotary handle 10, locating support 3-1, the 3-2 upper end is respectively arranged with location clamping head 11-1, 11-2, the position of described location clamping head is relative.
The operation principle of the tensioning apparatus of the utility model inner bore of part is described below in conjunction with Fig. 1:
under normal condition, pulling force by extension spring 6, location clamping head 11-1, 11-2 shrinks, part is put into location clamping head 11-1 by endoporus, between 11-2, operating grip 10 rotations, actuate the edge cam 9-1 on bar 8, the 9-2 rotation, edge cam 9-1, 9-2 is by cross bolts 7-1, 7-2 makes locating support 3-1, 3-2 overcomes the extension spring 6 outside relative motions of pulling force, location clamping head 11-1, 11-2 has realized the clamping of part in hole in piece part, process operation finishes, operating grip 12 continues or reverse rotation, edge cam 11-1, the 11-2 rotation, extension spring 6 is locating support 3-1, 3-2 is together with clamping head 11-1, 11-2 inwardly shrinks, take out easily part, realized having the inboard location, hole of the part of endoporus, guaranteed to have the crudy of the part of endoporus.
Claims (3)
1. the tensioning apparatus of an inner bore of part, it comprises base, it is characterized in that: described base both sides are respectively arranged with locating support, described locating support is connected with described base sliding, described locating support lower end is provided with column, be respectively arranged with cross bolts on described column, be provided with the rotatable bar that actuates between support frame as described above, describedly actuate that on bar, corresponding described cross bolts inboard is respectively arranged with relative edge cam, the described bar that actuates connects rotary handle, described locating support upper end is respectively arranged with the location clamping head, the position of described location clamping head is relative.
2. the tensioning apparatus of a kind of inner bore of part according to claim 1, it is characterized in that: described locating support connects described column by base plate respectively.
3. the tensioning apparatus of a kind of inner bore of part according to claim 2, is characterized in that: connect by extension spring between described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615330 CN202943446U (en) | 2012-11-20 | 2012-11-20 | Tensioning device of inner hole of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220615330 CN202943446U (en) | 2012-11-20 | 2012-11-20 | Tensioning device of inner hole of part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202943446U true CN202943446U (en) | 2013-05-22 |
Family
ID=48419162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220615330 Expired - Fee Related CN202943446U (en) | 2012-11-20 | 2012-11-20 | Tensioning device of inner hole of part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202943446U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990384A (en) * | 2012-11-20 | 2013-03-27 | 无锡麦铁精密机械制造有限公司 | Tensioning device for inner hole of component |
| CN110842597A (en) * | 2019-10-16 | 2020-02-28 | 湖北三环锻造有限公司 | Positioning clamp structure of steering knuckle blank and using method thereof |
-
2012
- 2012-11-20 CN CN 201220615330 patent/CN202943446U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990384A (en) * | 2012-11-20 | 2013-03-27 | 无锡麦铁精密机械制造有限公司 | Tensioning device for inner hole of component |
| CN102990384B (en) * | 2012-11-20 | 2016-04-06 | 无锡麦铁精密机械制造有限公司 | A kind of tensioning apparatus of inner bore of part |
| CN110842597A (en) * | 2019-10-16 | 2020-02-28 | 湖北三环锻造有限公司 | Positioning clamp structure of steering knuckle blank and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20131120 |