CN210080744U - Turning drill bit of brake oil pipe joint - Google Patents
Turning drill bit of brake oil pipe joint Download PDFInfo
- Publication number
- CN210080744U CN210080744U CN201920396441.6U CN201920396441U CN210080744U CN 210080744 U CN210080744 U CN 210080744U CN 201920396441 U CN201920396441 U CN 201920396441U CN 210080744 U CN210080744 U CN 210080744U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- turning
- face
- brake fluid
- point portion
- 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.)
- Active
Links
Images
Landscapes
- Drilling Tools (AREA)
Abstract
The utility model discloses a turning drill bit of brake fluid pipe joint, including the drill bit body and with this body coupling of drill bit is holistic cutting edge portion. The drill bit body with the sword point portion is seted up the centre bore that runs through respectively on respective axis, the side of sword point portion is seted up and is extended to the heliciform chip groove of drill bit body. The tool point portion comprises a cutting edge, a rear tool face, a spiral cutting face and a front tool face, wherein the rear tool face is connected with the cutting edge continuously, the spiral cutting face is connected with the rear tool face continuously, the front tool face and the rear tool face continuously form an included angle of 70-85 degrees, the cutting edge is arranged at the end portion of the tool point portion, and the rear tool face is horizontally arranged. The utility model provides a turning drill bit of brake fluid pipe joint through unique structural design, can realize the cavity body and the dabber integrated into one piece of brake fluid pipe joint, compares and directly fixes the dabber inside the cavity body through the welded mode among the prior art, and the joint leakproofness of producing through this drill bit is better, and intensity is higher, and the life-span is longer.
Description
Technical Field
The utility model relates to a drill bit technical field, in particular to turning drill bit of brake fluid pipe joint.
Background
The brake fluid pipe joint of the automobile and the motorcycle is shown in fig. 1 and fig. 2, and comprises a hollow pipe body 21, the inside of the hollow pipe body 21 is divided into an oil inlet area 201 and an oil outlet area 202 by a separation blocking sheet 22, the separation blocking sheet 22 and the hollow pipe body 21 are of an integrated structure, a mandrel 23 is arranged in the oil outlet area 202, one end of the mandrel 23 is fixedly connected with the separation blocking sheet 22, an oil passing channel 230 which completely penetrates through the mandrel 23 is arranged inside the mandrel 23 along the axis, the oil passing channel 230 is communicated with the oil inlet area 201, and an internal thread is arranged on the inner wall of the hollow pipe body 21 on one side of the oil inlet area 201.
In the existing brake oil pipe joint, a mandrel is fixedly connected with a separation baffle mostly in a welding mode, the oil pipe joint manufactured in the welding mode is easy to break after being used for a certain time, and further oil leakage is abnormal.
Disclosure of Invention
To the problem, an object of the utility model is to provide a turning drill bit of brake fluid pipe joint, this drill bit can realize the cavity body and the dabber integrated into one piece of brake fluid pipe joint, and the joint leakproofness of producing is better, and the life-span is longer.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a turning drill bit of a brake oil pipe joint comprises a drill bit body and a cutter point part which is connected with the drill bit body into a whole. The drill bit body with the sword point portion is seted up the centre bore that runs through respectively on respective axis, the side of sword point portion is seted up and is extended to the heliciform chip groove of drill bit body. The sword point portion include the cutting edge, with the back knife face that the cutting edge connects, with the spiral cutting face that the back knife face connects and with the rake face that the cutting edge connects, the rake face with the back knife face is 70-85 contained angle, the cutting edge establish the tip of sword point portion, back knife face level set up.
Further, the height of the knife tip part is 5-8 mm.
Further, the height of the chip grooves is 25-30 mm.
Further, the diameter of the central hole is 3-5 mm.
Further, the whole height of the turning drill is 55-65mm, and the diameter of the turning drill is 10-12 mm.
Furthermore, the material of sword point portion is high strength steel, the material of drill bit body is high-speed steel, connects through brazing between sword point portion and the drill bit body.
The utility model discloses following beneficial effect has: the utility model provides a turning drill bit of brake fluid pipe joint, through unique structural design, can realize the hollow body and the dabber integrated into one piece of brake fluid pipe joint, compare in prior art the dabber pass through the welded mode to be fixed inside the hollow body, the joint leakproofness of producing through this drill bit is better, and intensity is higher, and the life-span is longer.
Drawings
Fig. 1 is a schematic perspective view of a brake fluid pipe joint.
Fig. 2 is a sectional structure diagram of the brake fluid pipe joint.
Fig. 3 is a schematic perspective view of the drill of the present invention.
Fig. 4 is a schematic perspective view of the cutting edge portion.
Fig. 5 is a front view of fig. 3.
Fig. 6 is a schematic view of the angle between the flank face and the rake face.
The main component symbols of the drill bit include 1 turning drill bit, 10 central shaft hole, 100 chip grooves, 11 drill bit body, 12 cutter tip portion, 121 cutting edge, 122 rear cutter face, 123 spiral cutting face, 124 front cutter face, 201 oil inlet area, 202 oil outlet area, 21 hollow pipe body, 22 baffle plate, 23 mandrel, 230 oil passing channel, α included angle between the front cutter face and the rear cutter face.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 3 to 6, a turning drill 1 of a brake fluid pipe joint comprises a drill body 11 and a tip portion 12 integrally connected with the drill body 11, wherein the turning drill 1 has an overall height of 60mm and a diameter of 11mm, the tip portion is 6mm, the tip portion 12 is made of high-strength steel, the drill body 11 is made of high-speed steel, the tip portion 12 and the drill body 11 are connected by brazing, the turning drill 1 is provided with a central hole 10 completely penetrating through the tip portion 11 and the drill body 12 along an axis thereof, the diameter of the central hole 10 is 4mm, a spiral chip groove 100 is provided on a side edge of the turning drill 1, the chip groove 100 has a height of 26mm, the tip portion 12 comprises a cutting edge 121, a flank 122 continuous with the cutting edge 121, a spiral cutting face 123 continuous with the flank 122, and a rake face 124 continuous with the cutting edge 121 and forming an included angle α with the flank 122, and a value range of an included angle α is 70 to 85 degrees, the cutting edge 121 is provided at an end portion of the tip portion 12, and the flank face 122 is horizontally provided.
The utility model discloses an unique structural design, the cavity body 21 and the dabber 23 integrated into one piece that can realize brake oil pipe connects compare in prior art dabber 23 and fix inside cavity body 21 through the welded mode, and the joint leakproofness of producing through this drill bit is better, and intensity is higher, and the life-span is longer.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a turning drill bit of brake fluid pipe joint, including the drill bit body and with this body coupling of drill bit is holistic sword point portion, its characterized in that: the drill bit body with the sword point portion has seted up the centre bore that runs through on respective axis respectively, the side of sword point portion has been seted up and has been extended to the heliciform chip groove of drill bit body, sword point portion include the cutting edge, with the back knife face that the cutting edge connects, with the spiral cutting face that the back knife face connects and with the rake face that the cutting edge connects, the rake face with back knife face is 70-85 contained angle, the cutting edge establish the tip of sword point portion, back knife face level set up.
2. The turning bit of a brake fluid coupling of claim 1, wherein: the height of the knife tip part is 5-8 mm.
3. The turning bit of a brake fluid coupling of claim 1, wherein: the height of the chip groove is 25-30 mm.
4. The turning bit of a brake fluid coupling of claim 1, wherein: the diameter of the central hole is 3-5 mm.
5. The turning bit of a brake fluid coupling of claim 1, wherein: the whole height of the turning drill bit is 55-65mm, and the diameter of the turning drill bit is 10-12 mm.
6. The turning bit for a brake fluid pipe joint according to any one of claims 1 to 5, wherein: the material of sword point portion is the high strength steel, the material of drill bit body is high-speed steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920396441.6U CN210080744U (en) | 2019-03-27 | 2019-03-27 | Turning drill bit of brake oil pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920396441.6U CN210080744U (en) | 2019-03-27 | 2019-03-27 | Turning drill bit of brake oil pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210080744U true CN210080744U (en) | 2020-02-18 |
Family
ID=69472692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920396441.6U Active CN210080744U (en) | 2019-03-27 | 2019-03-27 | Turning drill bit of brake oil pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210080744U (en) |
-
2019
- 2019-03-27 CN CN201920396441.6U patent/CN210080744U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4802095B2 (en) | Drill | |
| EP2027957B9 (en) | A strong high performance twist drill | |
| CN101912987B (en) | Drill bit for processing deep hole with large length-diameter ratio | |
| JP6443914B2 (en) | drill | |
| CN103157833B (en) | Cold drill bit in deep hole double helix | |
| CN102380627B (en) | Variable- relief angle wide hole chamfering tool | |
| US20200139457A1 (en) | Drill body and drill | |
| CN210080744U (en) | Turning drill bit of brake oil pipe joint | |
| CN104227093B (en) | Drill point centering countersinking cutter | |
| CN109570577B (en) | Inner chip removal deep hole drill for deep hole machining and drilling method thereof | |
| CN207534009U (en) | A kind of structure improved depth drill | |
| CN204975452U (en) | Optimize spot facing work drill bit of chip groove | |
| CN205851957U (en) | A kind of internal refrigeration storage fish-tail cutter | |
| WO2018206401A1 (en) | Drill body and drill | |
| CN201783682U (en) | Drill bit for drilling large length-diameter ratio deep holes | |
| CN209969591U (en) | Drill bit for turning brake oil pipe joint | |
| CN204770958U (en) | Tapering reamer | |
| CN209598274U (en) | A kind of deep hole machining bta deep hole drilling | |
| CN203304646U (en) | Chip dividing straight flute bit | |
| CN212976854U (en) | Cylinder sleeve processing drill bit | |
| CN106180846A (en) | A kind of fish-tail cutter | |
| CN202356686U (en) | Left-handed straight shank twist drill with three edges | |
| CN202239685U (en) | Hole chamfering tool with variable relief angle widths | |
| CN204818122U (en) | A traditional method of indicating pronunciation of a chinese character sword for processing intubate of drawing gas recess | |
| CN213997930U (en) | Small-diameter large-diameter difference step drill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Turning drill bit of brake oil pipe connector Effective date of registration: 20200609 Granted publication date: 20200218 Pledgee: Xiamen Jinyuan Financing Guarantee Co.,Ltd. Pledgor: Quick wisdom (Xiamen) Brake System Co.,Ltd. Registration number: Y2020990000584 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210726 Granted publication date: 20200218 Pledgee: Xiamen Jinyuan Financing Guarantee Co.,Ltd. Pledgor: Quick wisdom (Xiamen) Brake System Co.,Ltd. Registration number: Y2020990000584 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |