CN207669461U - A kind of adjustable counter bore bit of drilling depth positioning - Google Patents
A kind of adjustable counter bore bit of drilling depth positioning Download PDFInfo
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- CN207669461U CN207669461U CN201721873974.6U CN201721873974U CN207669461U CN 207669461 U CN207669461 U CN 207669461U CN 201721873974 U CN201721873974 U CN 201721873974U CN 207669461 U CN207669461 U CN 207669461U
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- drill body
- taper
- drilling depth
- taper drill
- connector
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Abstract
The utility model relates to a kind of drilling depths to position adjustable counter bore bit, it is intended to provide the adjustable counter bore bit of drilling depth positioning that a kind of energy is easy to use, with small vibration, borehole accuracy is high, chip removal effect is good and is convenient for control drilling depth, the utility model includes taper drill body, fluted drill, shank on taper drill body, wherein：Centre bore is equipped in the tapered bur body, the fluted drill is connected by centre bore and taper drill body, the fluted drill can be moved axially in centre bore, tapered bur body end portion is equipped with tapered cutting edge, the taper drill body is equipped with step, the step is equipped with internal thread hole, the fluted drill is connect by the cooperation of internal thread hole and holding screw with taper drill body, the taper drill body is equipped with locating ring, the locating ring is equipped with end face, the taper drill body is equipped with plane bearing, the plane bearing can drive locating ring to rotate simultaneously in rotation, the taper drill body is equipped with connector.
Description
Technical field
The utility model is related to boring bar tools, and in particular to drilling depth positions adjustable counter bore bit.
Background technology
Counterbore is processed and component part nowadays important in hole machined, and general counterbore brill is mainly deposited on current market
It has some setbacks in chip removal, is easy the phenomenon that timber blacks caused by overheat, while the depth to drill is unadjustable, can only pass through hand
Dynamic control is to control working depth.In cutting, a this problem can be faced：How can be controlled very well when processing counterbore
Hole depth, how more simple mode makes depth when processing counterbore more convenient and accurate, and improves cutter simultaneously
Operability and reduce worker's working strength, moreover it is possible to improve drilling processing efficiency and machining accuracy.It is bored simultaneously with the cutter
Go out screw hole and accommodate the counterbore of cap nut, and keep screw hole, counterbore on the same axis, screws on cap nut position after screw
Below plank plane.
Utility model content
The purpose of this utility model in order to provide it is a kind of can it is easy to use, with small vibration, borehole accuracy is high, chip removal effect is good and
Drilling depth convenient for controlling drilling depth positions adjustable counter bore bit.
To realize the purpose of this utility model, the utility model adopts the following technical solution：A kind of positioning of drilling depth can
Mode counter bore bit, including taper drill body, fluted drill, the shank being located on taper drill body, wherein：It is equipped in the tapered bur body
Centre bore, the fluted drill are connected by centre bore and taper drill body, and the fluted drill can carry out axial shifting in centre bore
Dynamic, tapered bur body end portion is equipped with tapered cutting edge, and the taper drill body is equipped with step, and the step is equipped with internal thread
Hole, the fluted drill are connect by the cooperation of internal thread hole and holding screw with taper drill body, and the taper drill body is equipped with fixed
Position circle, the locating ring are equipped with end face, and the taper drill body is equipped with plane bearing, and the plane bearing is rotating energy simultaneously
Locating ring rotation, the taper drill body is driven to be equipped with connector, the connector is equipped with jump-ring slot, and the jump-ring slot passes through
Clamp spring realizes that axially position, the connector are connect by the outer circle on connector with plane bearing to locating ring, the connection
Part is equipped with keyway, and the keyway is coordinated by the movable connection of the internal thread hole on screw and taper drill body so that connector
It is connect with taper drill body.
It is preferred that：Connector is equipped with connector centre bore, the connector centre bore and the step outer circle on taper drill body
It is connected, effectively reduces the difficulty of tool sharpening, in turn ensure cutter integral installation precision.
It is preferred that：The shape of keyway is rectangle or ellipse so that connector is moved easily.
It is preferred that：Locating ring is equipped with opening, the area of the opening along locating ring center line and opening it is another
A part of face is symmetrical, and the effect of quick chip removal when also functioning to bore operation while reducing this body weight of locating ring improves
Drilling processing efficiency.
It is preferred that：The tapered cutting edge is made of hard alloy material, and the tapered cutting edge passes through welding and taper
Drill body is fixedly connected so that cutter shock resistance is good, prolongs the service life, and greatly reduces the defect phenomenon of cutting edge.
It is preferred that：The fluted drill is spiral shape fluted drill so that tool strength is good, wearability is good, chip removal performance is good, heat dissipation
The phenomenon that performance is good, and the drilling ability of drill bit is strong, and bending strength is good, is less prone to fracture, bending.
It is preferred that：The shank cross sectional shape is hexagon or circle so that cutter is suitable for the existing brills such as bench drill, electric hand drill
Hole tool and equipment.
It is preferred that：The locating ring is made of aerolite material, reduces the overall weight of cutter, improves bore operation
When stability reduce cutter power consumption to improve borehole accuracy so that this cutter is not only applicable to bench drill processing, and can
It is used on the Handheld drills tool such as electric hand drill, increases use occasion.
The beneficial effects of the utility model：Centre bore is equipped in tapered bur body, fluted drill passes through centre bore and taper drill body
It is connected, fluted drill can move axially to adjust the drilling depth of fluted drill in centre bore, and tapered bur body end portion is equipped with
Tapered cutting edge so that cutter can drill out centre bore and counterbore in drilling and keep centre bore and counterbore in same axis simultaneously
On line；Fluted drill is connect by the cooperation of internal thread hole and holding screw with taper drill body, and holding screw, then mobile fiber crops are first unclamped
Flower bores, and so that fluted drill apex point is reached suitable drilling depth requirement with tapered cutting edge position, finally tightens holding screw realization
Adjust the drilling depth of fluted drill；Taper drill body is equipped with locating ring, and end face when use on locating ring connects with machined material
When touching, cutter cannot continue drill down, so as to play the role of drilling depth positioning；Taper drill body is equipped with plane bearing,
The plane bearing rotation simultaneously locating ring can be driven to rotate, play the role of balance and stability, the bore operation enable it is smooth into
Phenomena such as row is not in stuck nigrescence, reduction working substance surface weighs wounded or cut.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the left view of the utility model；
Fig. 3 is the connecting-piece structure figure of the utility model；
Fig. 4 is the taper drill body structure chart of the utility model；
Fig. 5 is the processing effect figure of the utility model；
Fig. 6 is the processing effect figure of the utility model；
Fig. 7 is the processing effect figure of the utility model；
Fig. 8 is the processing effect figure of the utility model；
Specific implementation mode
It further illustrates below in conjunction with the accompanying drawings：
As shown in attached drawing 1-8：The utility model includes taper drill body 3, fluted drill 1, the shank 8 being located on taper drill body 3,
Wherein：Centre bore 19 is equipped in the taper drill body 3, the fluted drill 1 is connected by centre bore 19 and taper drill body 3,
The fluted drill 1 can be moved axially in centre bore 19, and 3 end of taper drill body is equipped with tapered cutting edge 2, the taper
Drill body 3 is equipped with step, and the step is equipped with internal thread hole 11, and the fluted drill 1 passes through internal thread hole 11 and holding screw 20
Cooperation connect with taper drill body 3, the taper drill body 3 be equipped with locating ring 4, the taper drill body 3 be equipped with plane bearing
5, the plane bearing 5 can drive locating ring 4 to rotate simultaneously in rotation, and the locating ring is equipped with end face 21, the tapered bur
Body 3 is equipped with connector 7, and the connector 7 is equipped with jump-ring slot 16, and the jump-ring slot 16 realizes locating ring 4 by clamp spring 9
Axially position, the connector 7 are connect by the outer circle 17 on connector 7 with plane bearing 5, and the connector 7 is equipped with key
Slot 18, the keyway 18 are coordinated by the movable connection of the internal thread hole 12 on screw 6 and taper drill body 3 so that connector 7
It is connect with taper drill body 3；Connector 7 is equipped with connector centre bore 15, on the connector centre bore 15 and taper drill body 3
Step outer circle 13 is connected；The shape of keyway 18 is rectangle or ellipse；Locating ring 4 is equipped with opening 10, the opening
10 area is symmetrical along the center line of locating ring 4 and another part face of opening 10, and the tapered cutting edge 2 is using hard
Matter alloy material is made, and the tapered cutting edge 2 is fixedly connected by welding with taper drill body 3, and the fluted drill 1 is spiral shape
Fluted drill, 8 cross sectional shape of the shank are hexagon or circle, and the locating ring 4 is made of aerolite material.
A kind of drilling depth positions the drilling depth regulative mode of adjustable counter bore bit：The first step：Unclamp tightening
Screw 20；Second step：Mobile fluted drill 1, makes 1 apex point of fluted drill reach suitable drilling depth with 2 position of tapered cutting edge and wants
It asks；Third walks：Holding screw 20 is tightened, that is, is completed.
A kind of drilling depth positions the drilling depth regulative mode of adjustable counter bore bit：The first step：Screw 6 is loosened, but
Screw 6 is not taken out；Second step：The mobile connection part 7 in 18 mobile range of keyway makes the end face 21 of locating ring 4 be cut with taper
It cuts 2 position of sword and reaches suitable drilling depth requirement；Third walks：Screw 6 is tightened, that is, is completed.
The purpose of this utility model, feature and advantage will be further described with reference to attached drawing in conjunction with the embodiments.Pass through reality
It applies example to will be helpful to understand the utility model, but does not limit the content of the utility model.Those skilled in the art can be from
All deformations that content disclosed by the utility model is directly exported or associated are considered as the protection model of the utility model
It encloses.
Claims (8)
1. a kind of drilling depth positions adjustable counter bore bit, including taper drill body (3), fluted drill (1) is located at taper drill body
(3) shank (8) on, wherein：Centre bore (19) is equipped in the taper drill body (3), the fluted drill (1) passes through centre bore
(19) it is connected with taper drill body (3), the fluted drill (1) can move axially in centre bore (19), the tapered bur
Body (3) end is equipped with tapered cutting edge (2), and the taper drill body (3) is equipped with step, and the step is equipped with internal thread hole
(11), the fluted drill (1) is connect by internal thread hole (11) with the cooperation of holding screw (20) with taper drill body (3), described
Taper drill body (3) is equipped with locating ring (4), and the taper drill body (3) is equipped with plane bearing (5), and the plane bearing (5) exists
Rotation can drive locating ring (4) to rotate simultaneously, and the locating ring is equipped with end face (21), and the taper drill body (3), which is equipped with, to be connected
Fitting (7), the connector (7) are equipped with jump-ring slot (16), and the jump-ring slot (16) is real to locating ring (4) by clamp spring (9)
Existing axially position, the connector (7) are connect by the outer circle (17) on connector (7) with plane bearing (5), the connector
(7) it is equipped with keyway (18), the keyway (18) is lived by screw (6) and internal thread hole (12) on taper drill body (3)
Dynamic connection cooperation is so that connector (7) is connect with taper drill body (3).
2. drilling depth according to claim 1 positions adjustable counter bore bit, it is characterised in that：Connector is set on (7)
There are connector centre bore (15), the connector centre bore (15) to be connected with the step outer circle (13) on taper drill body (3).
3. drilling depth according to claim 2 positions adjustable counter bore bit, it is characterised in that：The shape of keyway (18)
For rectangle or ellipse.
4. drilling depth according to claim 3 positions adjustable counter bore bit, it is characterised in that：Locating ring is set on (4)
Have an opening (10), the area of the opening (10) along the center line and opening (10) of locating ring (4) another part face
Symmetrically.
5. drilling depth according to claim 4 positions adjustable counter bore bit, it is characterised in that：The tapered cutting edge
(2) it is made of hard alloy material, the tapered cutting edge (2) is fixedly connected by welding with taper drill body (3).
6. drilling depth according to claim 5 positions adjustable counter bore bit, it is characterised in that：The fluted drill (1)
For spiral shape fluted drill.
7. drilling depth according to claim 1 positions adjustable counter bore bit, it is characterised in that：The shank (8) is cut
Face shape is hexagon or circle.
8. drilling depth according to claim 1 positions adjustable counter bore bit, it is characterised in that：The locating ring (4)
It is made of aerolite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873974.6U CN207669461U (en) | 2017-12-28 | 2017-12-28 | A kind of adjustable counter bore bit of drilling depth positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873974.6U CN207669461U (en) | 2017-12-28 | 2017-12-28 | A kind of adjustable counter bore bit of drilling depth positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207669461U true CN207669461U (en) | 2018-07-31 |
Family
ID=62972308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721873974.6U Active CN207669461U (en) | 2017-12-28 | 2017-12-28 | A kind of adjustable counter bore bit of drilling depth positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207669461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247780A (en) * | 2017-12-28 | 2018-07-06 | 浙江浪潮精密机械有限公司 | A kind of drilling depth positions adjustable counter bore bit and drilling depth adjusting method |
| CN110227835A (en) * | 2019-04-15 | 2019-09-13 | 黄晓明 | Pipeline tapping bores, pipeline tapping device and its application method |
-
2017
- 2017-12-28 CN CN201721873974.6U patent/CN207669461U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247780A (en) * | 2017-12-28 | 2018-07-06 | 浙江浪潮精密机械有限公司 | A kind of drilling depth positions adjustable counter bore bit and drilling depth adjusting method |
| CN110227835A (en) * | 2019-04-15 | 2019-09-13 | 黄晓明 | Pipeline tapping bores, pipeline tapping device and its application method |
| CN110227835B (en) * | 2019-04-15 | 2021-08-20 | 黄晓明 | Pipeline opening device and using method thereof |
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