CN205270957U - Adjustable countersink - Google Patents
Adjustable countersink Download PDFInfo
- Publication number
- CN205270957U CN205270957U CN201521075898.5U CN201521075898U CN205270957U CN 205270957 U CN205270957 U CN 205270957U CN 201521075898 U CN201521075898 U CN 201521075898U CN 205270957 U CN205270957 U CN 205270957U
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- China
- Prior art keywords
- countersink
- knife
- knife rest
- screw
- inclined hole
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Abstract
The utility model relates to a machining stage property field, purpose provide an adjustable countersink. An adjustable countersink, includes: the countersink body, handle of a knife and with the positioning core axle of the coaxial setting of handle of a knife, adjustable countersink still include: with the knife rest that the handle of a knife lower extreme is connected, the adjustment strip of lower extreme and countersink body coupling, locking screw, the handle of a knife is morse taper shank, a side of knife rest is equipped with inclined plane and lower inclined plane, the knife rest is equipped with the inclined hole, the both ends of inclined hole are link up with last inclined plane and knife rest lower extreme respectively, the inclined plane is equipped with the locking screw hole who feeds through with the inclined hole down, the adjustment strip is arranged in the inclined hole, and the adjustment strip is pushed down to locking screw's the screw rod and the one end of locking screw hole threaded connection and locking screw's screw rod, the positioning core axle can be dismantled with the knife rest lower extreme and be connected. This adjustable countersink commonality is higher, and NULL is convenient and the cost is lower.
Description
Technical field
This utility model relates to machining stage property field, especially a kind of scalable countersink.
Background technology
Hydraulic cylinder port connection or cylinder bottom oil through all need to process seal face with countersink, and seal face coordinates the seal request that can meet connecting line with sealing member; Chinese Patent Application No.: the utility model of 201220246168.7 discloses a kind of countersink, including cutter hub and be arranged on the positioning guide mechanism on cutter hub, the mandrel being coaxially disposed with cutter hub that described positioning guide mechanism includes being fixed on cutter hub front end, described mandrel rotates sheathed rotor, rotor has gap inserting outer peripheral face in the hole, location of workpiece, has the disconnecting prevention structure that axial thrust coordinates between the mandrel of rotor. Traditional countersink exists the hole of processing different-diameter needs the countersink of different size, production management's trouble and relatively costly deficiency, and therefore, a kind of versatility of design is higher, and the convenient and lower-cost scalable countersink of production management becomes problem demanding prompt solution.
Utility model content
The purpose of this utility model is to overcome the hole that current countersink exists processing different-diameter to need the countersink of different size, production management's trouble and relatively costly deficiency, there is provided a kind of versatility higher, the convenient and lower-cost scalable countersink of production management.
Concrete technical scheme of the present utility model is:
A kind of scalable countersink, including: countersink body, handle of a knife and the positioning core axle being coaxially disposed with handle of a knife; Described scalable countersink also includes: the knife rest being connected with handle of a knife lower end, the adjustment bar that lower end is connected with countersink body, lock-screw; Handle of a knife is Morse taper shank; One side of knife rest is provided with ramp and lower inclined plane; Knife rest is provided with inclined hole; The two ends of inclined hole are through with ramp and knife rest lower end respectively; Lower inclined plane is provided with the locking screw holes connected with inclined hole; Adjusting bar and be arranged in inclined hole, the screw rod of lock-screw is threadeded with locking screw holes and adjustment bar is pushed down in one end of screw rod of lock-screw; Positioning core axle and knife rest lower end removably connect. When this scalable countersink uses, processing needs according to spot-facing, selection has corresponding positioning core axle and is connected with knife rest lower end, adjusts bar position in inclined hole and uses screw lock. This scalable countersink versatility is higher, and production management is convenient and less costly.
As preferably, described scalable countersink also includes holding screw: positioning core axle includes: positioning section and the construction section being connected with positioning section upper end; Knife rest lower end is provided with the installation counterbore of diameter and construction section diameter matches; The front end of knife rest is provided with and installs the tightening screw that counterbore connects; Construction section is arranged in installation counterbore; The screw rod of holding screw is threadeded with tightening screw and construction section is pushed down in one end of screw rod of holding screw. Positioning core axle is convenient with knife rest mounting or dismounting.
As preferably, the described shape of cross section adjusting bar is rectangle; The shape of cross section of inclined hole is rectangle and mates with adjusting bar. Adjust after bar is locked more firm.
As preferably, the angle between described inclined hole and handle of a knife axis is 40 degree to 50 degree; Lower inclined plane is parallel with inclined hole; Angle between ramp and lower inclined plane is 90 degree. It is beneficial to spot-facing to add and adjust that bar is firm to unshift and be beneficial to adjustment bar mounting or dismounting man-hour.
Compared with prior art, the beneficial effects of the utility model are: this scalable countersink versatility is higher, and production management is convenient and less costly. Positioning core axle is convenient with knife rest mounting or dismounting. The shape of cross section adjusting bar is rectangle; The shape of cross section of inclined hole is rectangle and mates with adjusting bar, more firm after adjusting bar locking. Angle between inclined hole and handle of a knife axis is 40 degree to 50 degree, and lower inclined plane is parallel with inclined hole, and the angle between ramp and lower inclined plane is 90 degree, is beneficial to spot-facing and adds and adjust that bar is firm to unshift and be beneficial to adjustment bar mounting or dismounting man-hour.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
In figure: countersink body 1, handle of a knife 2, positioning core axle 3, knife rest 4, adjustment bar 5, lock-screw 6, holding screw 7, ramp 8, lower inclined plane 9, inclined hole 10, locking screw holes 11, positioning section 12, construction section 13, installation counterbore 14, tightening screw 15.
Detailed description of the invention
Below in conjunction with shown in accompanying drawing, this utility model is described further.
As shown in Figure 1: a kind of scalable countersink, including countersink body 1, handle of a knife 2, the positioning core axle 3 being coaxially disposed with handle of a knife 2, with the knife rest 4 that handle of a knife 2 lower end is welded, the adjustment bar 5 that lower end is welded with countersink body 1, lock-screw 6, holding screw 7; Handle of a knife 2 is Morse taper shank; One side of knife rest 4 is provided with ramp 8 and lower inclined plane 9; Knife rest 4 is provided with inclined hole 10; The two ends of inclined hole 10 are through with ramp 8 and knife rest 4 lower end respectively; Lower inclined plane 9 is provided with the locking screw holes 11 connected with inclined hole 10; Adjusting bar 5 and be arranged in inclined hole 10, the screw rod of lock-screw 6 is threadeded with locking screw holes 11 and one end of screw rod of lock-screw 6 is pushed down and adjusted bar 5; Positioning core axle 3 and knife rest 4 lower end removably connect.
In the present embodiment, described positioning core axle 3 includes: positioning section 12 and be integrally formed the construction section 13 being connected with positioning section 12 upper end; Knife rest 4 lower end is provided with the installation counterbore 14 that diameter coordinates with construction section 13 diametric clearance; The front end of knife rest 4 is provided with and installs the tightening screw 15 that counterbore 14 connects; Construction section 13 is arranged in installation counterbore 14; The screw rod of holding screw 7 is threadeded with tightening screw 15 and construction section 13 is pushed down in one end of screw rod of holding screw 7. The described shape of cross section adjusting bar 5 is rectangle; The shape of cross section of inclined hole 10 be rectangle and with adjust bar 5 matched in clearance. Angle between described inclined hole 10 and handle of a knife 2 axis is 45 degree; Lower inclined plane 9 is parallel with inclined hole 10; Angle between ramp 8 and lower inclined plane 9 is 90 degree.
When this scalable countersink uses, needs are processed according to spot-facing, select the positioning core axle 3 with respective diameters positioning section 12, the construction section 13 of positioning core axle 3 is inserted installation counterbore 14 and with holding screw 7 tightening, adjust the bar 5 position in inclined hole 10 and use screw lock.
The beneficial effects of the utility model are: this scalable countersink versatility is higher, and production management is convenient and less costly. Positioning core axle is convenient with knife rest mounting or dismounting. The shape of cross section adjusting bar is rectangle; The shape of cross section of inclined hole is rectangle and mates with adjusting bar, more firm after adjusting bar locking. Angle between inclined hole and handle of a knife axis is 45 degree, and lower inclined plane is parallel with inclined hole, and the angle between ramp and lower inclined plane is 90 degree, is beneficial to spot-facing and adds and adjust that bar is firm to unshift and be beneficial to adjustment bar mounting or dismounting man-hour.
It is apparent to one skilled in the art that this utility model can change into various ways, and such change is not regarded as a departure from scope of the present utility model. All such apparent amendments of the technical staff to described field, are included within the scope of present claims.
Claims (4)
1. a scalable countersink, including: countersink body, handle of a knife and the positioning core axle being coaxially disposed with handle of a knife; It is characterized in that, described scalable countersink also includes: the knife rest being connected with handle of a knife lower end, the adjustment bar that lower end is connected with countersink body, lock-screw; One side of knife rest is provided with ramp and lower inclined plane; Knife rest is provided with inclined hole; The two ends of inclined hole are through with ramp and knife rest lower end respectively; Lower inclined plane is provided with the locking screw holes connected with inclined hole; Adjusting bar and be arranged in inclined hole, the screw rod of lock-screw is threadeded with locking screw holes and adjustment bar is pushed down in one end of screw rod of lock-screw; Positioning core axle and knife rest lower end removably connect.
2. scalable countersink according to claim 1, is characterized in that, also includes holding screw: positioning core axle includes: positioning section and the construction section being connected with positioning section upper end; Knife rest lower end is provided with the installation counterbore of diameter and construction section diameter matches; The front end of knife rest is provided with and installs the tightening screw that counterbore connects; Construction section is arranged in installation counterbore; The screw rod of holding screw is threadeded with tightening screw and construction section is pushed down in one end of screw rod of holding screw.
3. scalable countersink according to claim 1 and 2, is characterized in that, the described shape of cross section adjusting bar is rectangle; The shape of cross section of inclined hole is rectangle and mates with adjusting bar.
4. scalable countersink according to claim 1 and 2, is characterized in that, the angle between described inclined hole and handle of a knife axis is 40 degree to 50 degree; Lower inclined plane is parallel with inclined hole; Angle between ramp and lower inclined plane is 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521075898.5U CN205270957U (en) | 2015-12-18 | 2015-12-18 | Adjustable countersink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521075898.5U CN205270957U (en) | 2015-12-18 | 2015-12-18 | Adjustable countersink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205270957U true CN205270957U (en) | 2016-06-01 |
Family
ID=56055578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521075898.5U Active CN205270957U (en) | 2015-12-18 | 2015-12-18 | Adjustable countersink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205270957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583807A (en) * | 2016-12-27 | 2017-04-26 | 四川川锅锅炉有限责任公司 | Novel countersink tool |
-
2015
- 2015-12-18 CN CN201521075898.5U patent/CN205270957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583807A (en) * | 2016-12-27 | 2017-04-26 | 四川川锅锅炉有限责任公司 | Novel countersink tool |
| CN106583807B (en) * | 2016-12-27 | 2019-09-27 | 四川川锅锅炉有限责任公司 | A kind of countersink tooling that can quickly adjust positioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |