CN203292873U - Coupling drilling fixture - Google Patents
Coupling drilling fixture Download PDFInfo
- Publication number
- CN203292873U CN203292873U CN2013203038976U CN201320303897U CN203292873U CN 203292873 U CN203292873 U CN 203292873U CN 2013203038976 U CN2013203038976 U CN 2013203038976U CN 201320303897 U CN201320303897 U CN 201320303897U CN 203292873 U CN203292873 U CN 203292873U
- Authority
- CN
- China
- Prior art keywords
- mandrel
- hold
- fixture
- external splines
- shaft coupling
- 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 relates to a work fixture, in particular to a coupling drilling fixture. The coupling drilling fixture comprises a fixture base, an external spline mandrel, an open pressing plate, a pressing threaded rod and a fixing nut, wherein the external spline mandrel is installed on the fixture base, the open pressing plate is matched with the pressing threaded rod in a sleeved mode, and the lower end of the pressing threaded rod is installed at the upper end of the external spline mandrel; the fixing nut is matched with the pressing threaded rod in a screw joint mode. The coupling drilling fixture is simple in structure, convenient to assemble and disassemble, accurate in positioning and short in auxiliary time, and brings convenience to tool regulation.
Description
Technical field
The utility model relates to a kind of frock clamp, refers to especially a kind of shaft coupling boring grab.
Background technology
The shaft coupling boring grab structure of prior art is comparatively complicated, during clamping workpiece, needs the repeated multiple times clamping that carries out, and can cause larger position error, affects the machining accuracy of product, and in addition, clamping workpiece also comparatively bothers, and takes time and effort, and production cost is larger.
The utility model content
The technical problem that one, will solve
The purpose of this utility model is for the existing the problems referred to above of prior art, and the spy provides a kind of shaft coupling boring grab, has effectively solved the prior art complex structure, clamping trouble, locate inaccurate, the defect that production cost is large.
Two, technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of shaft coupling boring grab, includes clamp base, external splines mandrel, opening pressing plate, clamping screw and hold-down nut; Above-mentioned external splines mandrel is arranged on clamp base, and above-mentioned opening pressing plate coordinates with the clamping screw socket, and above-mentioned clamping screw lower end is arranged on external splines mandrel upper end; Above-mentioned hold-down nut and clamping screw threaded.
As optimization, above-mentioned external splines mandrel is fixed on clamp base by hold-down screw.
As optimization, between above-mentioned hold-down screw and clamp base, pad is housed.
Three, the beneficial effects of the utility model
Shaft coupling boring grab of the present utility model is simple in structure, easy to loading and unloading, and frock is easy to adjust, accurate positioning, and non-cutting time is short.
The accompanying drawing explanation
Fig. 1 is the sectional structure chart of shaft coupling boring grab of the present utility model.
In figure, 1 is clamp base, and 2 is the external splines mandrel, and 3 is the opening pressing plate, and 4 is clamping screw, and 5 is hold-down nut, and 6 is hold-down screw, and 7 is pad.
The specific embodiment
Below in conjunction with accompanying drawing, shaft coupling boring grab of the present utility model is described further:
Embodiment: as shown in Figure 1, shaft coupling boring grab of the present utility model includes clamp base 1, external splines mandrel 2, opening pressing plate 3, clamping screw 4 and hold-down nut 5; Above-mentioned external splines mandrel 2 is arranged on clamp base 1, and above-mentioned opening pressing plate 3 coordinates with clamping screw 4 sockets, and above-mentioned clamping screw 4 lower ends are arranged on external splines mandrel 2 upper ends; Above-mentioned hold-down nut 5 and clamping screw 4 threaded.
Above-mentioned external splines mandrel 2 is fixed on clamp base 1 by hold-down screw 6.
Between above-mentioned hold-down screw 6 and clamp base 1, pad 7 is housed, makes fixing more firm.
During the shaft coupling boring grab clamping workpiece of the present embodiment, workpiece is arranged on external splines mandrel 2, covers opening pressing plate 3, tighten hold-down nut 5, make the workpiece fixation, more for convenience, location fast, accurately for clamping.
Shaft coupling boring grab of the present utility model is simple in structure, easy to loading and unloading, and frock is easy to adjust, accurate positioning, and non-cutting time is short.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. a shaft coupling boring grab, is characterized in that: include clamp base (1), external splines mandrel (2), opening pressing plate (3), clamping screw (4) and hold-down nut (5); It is upper that described external splines mandrel (2) is arranged on clamp base (1), and described opening pressing plate (3) coordinates with clamping screw (4) socket, and described clamping screw (4) lower end is arranged on external splines mandrel (2) upper end; Described hold-down nut and clamping screw (4) threaded.
2. shaft coupling boring grab according to claim 1, it is characterized in that: described external splines mandrel (2) is fixed on clamp base (1) by hold-down screw (6).
3. shaft coupling boring grab according to claim 2, is characterized in that: between described hold-down screw (6) and clamp base (1), pad (7) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203038976U CN203292873U (en) | 2013-05-29 | 2013-05-29 | Coupling drilling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203038976U CN203292873U (en) | 2013-05-29 | 2013-05-29 | Coupling drilling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203292873U true CN203292873U (en) | 2013-11-20 |
Family
ID=49568911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203038976U Expired - Fee Related CN203292873U (en) | 2013-05-29 | 2013-05-29 | Coupling drilling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203292873U (en) |
-
2013
- 2013-05-29 CN CN2013203038976U patent/CN203292873U/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: 20131120 Termination date: 20160529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |