CN207139006U - Endoporus sealing surface forming reamer - Google Patents
Endoporus sealing surface forming reamer Download PDFInfo
- Publication number
- CN207139006U CN207139006U CN201721210525.3U CN201721210525U CN207139006U CN 207139006 U CN207139006 U CN 207139006U CN 201721210525 U CN201721210525 U CN 201721210525U CN 207139006 U CN207139006 U CN 207139006U
- Authority
- CN
- China
- Prior art keywords
- cutter head
- blade
- sealing surface
- surface forming
- knife 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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- Drilling Tools (AREA)
Abstract
The utility model belongs to cutting-tool engineering field, more particularly to a kind of endoporus sealing surface forming reamer.It solves the problems such as prior art design is unreasonable.This endoporus sealing surface forming reamer includes knife bar, cutter head is connected with the front end of knife bar, the cutter head is flat bit, the first blade is respectively equipped with the both sides front end of cutter head, the second blade being connected with the first blade is further respectively had in the both sides of cutter head and forms step between described the first blade and the second blade, the cutter-edge formation of w profile is provided with the one end of cutter head away from knife bar, the first chip removal breach is provided with the one side of cutter head, the second chip removal breach is provided with the another side of cutter head.The utility model has the advantage of：It is able to ensure that machining accuracy and production efficiency can be improved.
Description
Technical field
The utility model belongs to cutting-tool engineering field, more particularly to a kind of endoporus sealing surface forming reamer.
Background technology
Variable cam timing system control valve product, the end face of its endoporus and the requirement on machining accuracy of endoporus are very high,
Endoporus is stepped hole.
Current conventional knife is is processed cutter by three, and by the processing of this cutter, it is difficult to ensure that production
The final requirement on machining accuracy of product, secondly, multiple clamping is needed in production process, virtually reduces production and processing efficiency.
Utility model content
The purpose of this utility model is to be able to ensure that machining accuracy in view of the above-mentioned problems, providing one kind and can improve production
The endoporus sealing surface forming reamer of efficiency.
To reach above-mentioned purpose, the utility model employs following technical proposal：This endoporus sealing surface forming reamer includes
Knife bar, cutter head is connected with the front end of knife bar, the cutter head is flat bit, and the first knife is respectively equipped with the both sides front end of cutter head
Sword, the second blade being connected with the first blade is further respectively had in the both sides of cutter head and the first described blade and the second blade it
Between form step, the one end of cutter head away from knife bar be provided with w profile cutter-edge formation, be provided with the first chip removal in the one side of cutter head
Breach, the second chip removal breach is provided with the another side of cutter head.
In above-mentioned endoporus sealing surface forming reamer, pass through arc between described cutter-edge formation both ends and the both sides of cutter head
Shape convex surface connects.
In above-mentioned endoporus sealing surface forming reamer, the corner at described cutter-edge formation both ends is provided with arc-shaped concave.
In above-mentioned endoporus sealing surface forming reamer, the first dislocation of blades for being arranged on cutter head both sides is set, and is arranged on
Second dislocation of blades of cutter head both sides is set.
In above-mentioned endoporus sealing surface forming reamer, pass through between the described surface of cutter head one and the first chip removal breach
One inclined-plane connects.
In above-mentioned endoporus sealing surface forming reamer, pass through between another surface of described cutter head and the second chip removal breach
Second inclined-plane connects.
In above-mentioned endoporus sealing surface forming reamer, the first described inclined-plane and the second inclined-plane are parallel to each other.
In above-mentioned endoporus sealing surface forming reamer, connected between described knife bar and cutter head by tapered portion.
In above-mentioned endoporus sealing surface forming reamer, described knife bar is columned knife bar.
In above-mentioned endoporus sealing surface forming reamer, described knife bar and cutter head are connected as a single entity structure.
Compared with prior art, it is the advantages of this endoporus sealing surface forming reamer：
1st, by setting above-mentioned cutter-edge formation, it can improve the forming machining precision of interior hole end surface, meanwhile, also reduce
Cutting resistance, virtually improves processing efficiency.
2nd, by the design of the first blade and the second blade, it can virtually be improved and added with two endoporus of time processing
Work efficiency rate.
3rd, it is simple in construction and easily fabricated.
4th, service life is grown.
Brief description of the drawings
Fig. 1 is structural representation provided by the utility model.
Fig. 2 is another viewing angle constructions schematic diagram provided by the utility model.
Fig. 3 is mplifying structure schematic diagram at A in Fig. 1.
In figure, knife bar 1, cutter head 2, the second inclined-plane 20, the first blade 21, the second blade 22, step 23, the first chip removal breach
24th, the second chip removal breach 25, cutter-edge formation 26, arc convex 27, arc-shaped concave 28, the first inclined-plane 29.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, this endoporus sealing surface forming reamer includes knife bar 1, knife bar 1 is columned knife bar.
Cutter head 2 is connected with the front end of knife bar 1, is connected between knife bar 1 and cutter head 2 by tapered portion 3 and knife bar 1 and cutter head
2 are connected as a single entity structure.
As Figure 1-3, it is flat bit in cutter head 2, the first blade 21 is respectively equipped with the both sides front end of cutter head 2,
The both sides of cutter head 2 further respectively have the second blade 22 being connected with the first blade 21 and the first described blade 21 and the second blade
Step 23 is formed between 22.
That is, the outside of the second blade 22 is located at the outside of the first blade 21, then step 23 is formed between two.
The first blade 21 for being arranged on the both sides of cutter head 2 is shifted to install, and the second blade 22 dislocation for being arranged on the both sides of cutter head 2 is set
Put.
By the design of the first blade 21 and the second blade 22, it can virtually be improved with two endoporus of time processing
Processing efficiency.
The cutter-edge formation 26 of w profile, the both ends of cutter-edge formation 26 and cutter head 2 are provided with the one end of cutter head 2 away from knife bar 1
Connected between both sides by arc convex 27.
Secondly, the corner at the both ends of cutter-edge formation 26 is provided with arc-shaped concave 28.
By setting above-mentioned cutter-edge formation 26, it can improve the forming machining precision of interior hole end surface, meanwhile, also reduce
Cutting resistance, virtually improves processing efficiency.
The first chip removal breach 24 is provided with the one side of cutter head 2, the second chip removal breach 25 is provided with the another side of cutter head 2.
Connected between the surface of cutter head 2 one and the first chip removal breach 24 by the first inclined-plane 29.2 another surface of cutter head and second
Connected between chip removal breach 25 by the second inclined-plane 20.
First inclined-plane 29 and the second inclined-plane 20 are parallel to each other.
In the present embodiment, by the cutter-edge formation 26 of curved face type, which raises the machining accuracy of interior hole end surface.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (10)
1. a kind of endoporus sealing surface forming reamer, including knife bar (1), cutter head (2), its feature are connected with the front end of knife bar (1)
It is, described cutter head (2) is flat bit, the first blade (21) is respectively equipped with the both sides front end of cutter head (2), in cutter head
(2) both sides further respectively have the second blade (22) being connected with the first blade (21) and described the first blade (21) and second
Step (23) is formed between blade (22), the cutter-edge formation (26) of w profile is provided with the one end of cutter head (2) away from knife bar (1),
The first chip removal breach (24) is provided with the one side of cutter head (2), the second chip removal breach (25) is provided with the another side of cutter head (2).
2. endoporus sealing surface forming reamer according to claim 1, it is characterised in that described cutter-edge formation (26) both ends
It is connected between the both sides of cutter head (2) by arc convex (27).
3. endoporus sealing surface forming reamer according to claim 1, it is characterised in that described cutter-edge formation (26) both ends
Corner be provided with arc-shaped concave (28).
4. endoporus sealing surface forming reamer according to claim 3, it is characterised in that be arranged on the of cutter head (2) both sides
One blade (21) shifts to install, and the second blade (22) for being arranged on cutter head (2) both sides shifts to install.
5. endoporus sealing surface forming reamer according to claim 4, it is characterised in that the described surface of cutter head (2) one with
Connected between first chip removal breach (24) by the first inclined-plane (29).
6. endoporus sealing surface forming reamer according to claim 5, it is characterised in that described cutter head (2) another surface
It is connected between the second chip removal breach (25) by the second inclined-plane (20).
7. endoporus sealing surface forming reamer according to claim 6, it is characterised in that described the first inclined-plane (29) and
Two inclined-planes (20) are parallel to each other.
8. endoporus sealing surface forming reamer according to claim 1, it is characterised in that described knife bar (1) and cutter head (2)
Between pass through tapered portion (3) connect.
9. endoporus sealing surface forming reamer according to claim 1, it is characterised in that described knife bar (1) is cylindric
Knife bar.
10. endoporus sealing surface forming reamer according to claim 1, it is characterised in that described knife bar (1) and cutter head
(2) it is connected as a single entity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721210525.3U CN207139006U (en) | 2017-09-20 | 2017-09-20 | Endoporus sealing surface forming reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721210525.3U CN207139006U (en) | 2017-09-20 | 2017-09-20 | Endoporus sealing surface forming reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207139006U true CN207139006U (en) | 2018-03-27 |
Family
ID=61668380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721210525.3U Expired - Fee Related CN207139006U (en) | 2017-09-20 | 2017-09-20 | Endoporus sealing surface forming reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207139006U (en) |
-
2017
- 2017-09-20 CN CN201721210525.3U patent/CN207139006U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20210920 |