CN207710012U - It is a kind of welding carbide chip head-exchangeable in cold reamer - Google Patents
It is a kind of welding carbide chip head-exchangeable in cold reamer Download PDFInfo
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- CN207710012U CN207710012U CN201721888417.1U CN201721888417U CN207710012U CN 207710012 U CN207710012 U CN 207710012U CN 201721888417 U CN201721888417 U CN 201721888417U CN 207710012 U CN207710012 U CN 207710012U
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- cutter hub
- knife
- handle
- exchangeable
- end outer
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Abstract
The utility model discloses cold reamers in a kind of head-exchangeable of welding carbide chip, a side external surface including blade described in blade and cutter hub is provided with wear-resistant coating, and the lower end outer surface of blade is fixedly connected with passivation cutting edge, one end outer surface of the cutter hub is provided with handle of a knife, and cutter hub is internally provided with cooling hole, one side external surface of the cutter hub is provided with left-hand screw chip removal tooth socket, one side external surface of the handle of a knife is provided with conical surface positioning groove, and one end outer surface of the handle of a knife far from cutter hub is provided with connecting pole, one end outer surface of the connecting pole offers end face positioning groove.Cold reamer in a kind of head-exchangeable of welding carbide chip described in the utility model, equipped with cooling hole, left-hand screw chip removal tooth socket and passivation cutting edge, the temperature of cutting zone can effectively be reduced, promote machined surface quality, and expand the space of discharge chip, the intensity for also enhancing blade cutting edge brings better prospect of the application.
Description
Technical field
The utility model is related to machining tool field, more particularly in a kind of head-exchangeable of welding carbide chip
Cold reamer.
Background technology
Tool Manufacturer belongs to difficult process tool to interior cold reamer at home, presently, there are technological difficulties be hole required precision
Very high and surface roughness value is small, and influencing the technological factor of machining surface roughness and Improving Measurements becomes crucial skill
Art, in the market similar product there are the problem of have that cutting resistance is big, the roughness in hole is bad, and cutter life is low；It is existing
In head-exchangeable there are certain drawbacks in cold reamer when in use, and first, the temperature of interior cold reamer at work is higher, cooling velocity
Slowly, cause the quality of finished surface relatively low, secondly, the chip discharge groove of interior cold reamer is smaller, the clast row that when cutting generates
Go out relatively difficult, leads to edge wear, in addition, the intensity of population is weaker, cannot be satisfied the demand in practical work process, give
People's brings certain influence using process, for this purpose, it is proposed that cold in a kind of head-exchangeable of welding carbide chip
Reamer.
Invention content
The main purpose of the utility model is to provide cold reamers in a kind of head-exchangeable of welding carbide chip, can be with
Effectively solve the problems in background technology.
To achieve the above object, the technical solution that the utility model is taken is：
Cold reamer in a kind of head-exchangeable of welding carbide chip, includes the side appearance of blade described in blade and cutter hub
Face is provided with wear-resistant coating, and the lower end outer surface of blade is fixedly connected with passivation cutting edge, and one end outer surface of the cutter hub is set
It is equipped with handle of a knife, and cutter hub is internally provided with cooling hole, a side external surface of the cutter hub is provided with left-hand screw chip removal tooth socket, institute
The side external surface for stating handle of a knife is provided with conical surface positioning groove, and one end outer surface of the handle of a knife far from cutter hub is provided with connecting pole,
One end outer surface of the connecting pole offers end face positioning groove, and a side external surface of end face positioning groove is fixedly connected with
No.1 locating slot and No. two locating slots, one end outer surface of the cutter hub are fixedly connected with one end outer surface of handle of a knife.
Preferably, a side external surface of the blade is welded by a side external surface of # solders and left-hand screw chip removal tooth socket
Together, and the quantity of blade and left-hand screw chip removal tooth socket is six groups, and the left-hand screw chip removal tooth socket is symmetrically distributed in two-by-two
One side external surface of cutter hub.
Preferably, the quantity of the cooling hole is six groups, and cooling hole passes through inside and the left-hand screw chip removal tooth socket of cutter hub
A side external surface be fixedly connected, the left-hand screw chip removal tooth socket is located at the side of blade.
Preferably, the quantity of the conical surface positioning groove is six groups, and conical surface positioning groove is symmetrically distributed in handle of a knife two-by-two
A side external surface.
Preferably, the quantity of the No.1 locating slot and No. two locating slots is two groups, and two groups of No.1 locating slots symmetrically divide
Cloth is symmetrically distributed in the both sides up and down of end face positioning groove in the both sides of end face positioning groove, two groups of No. two locating slots.
Preferably, the cross sectional shape of the handle of a knife is trapezoidal, and one end outer surface and connecting pole of the handle of a knife far from cutter hub
Other end outer surface is fixedly connected.
Compared with prior art, the utility model has the advantages that：The head-exchangeable of the welding carbide chip
Interior cold reamer can effectively reduce the temperature of cutting zone by the cooling hole of setting in the reamer course of work, promote processing
Surface quality expands the space of discharge chip by the chip removal ruler slot of setting, is designed using left-hand screw and changes chip discharge side
To the friction between reduction clast and blade is passivated the setting of cutting edge, can significantly increase the intensity of cutting edge, and satisfaction actually makes
With demand in the process, entire interior cold reamer is simple in structure, and easy to operate, the effect used is more preferable relative to traditional approach.
Description of the drawings
Fig. 1 is the overall structure diagram of cold reamer in a kind of head-exchangeable of welding carbide chip of the utility model.
Fig. 2 is the partial view of cold reamer in a kind of head-exchangeable of welding carbide chip of the utility model.
The sectional view that Fig. 3 is A in Fig. 2 of cold reamer in a kind of head-exchangeable of welding carbide chip of the utility model.
Fig. 4 is the partial cross-sectional view of cold reamer in a kind of head-exchangeable of welding carbide chip of the utility model.
In figure：1, blade；2, cutter hub；3, handle of a knife；4, cooling hole；5, left-hand screw chip removal tooth socket；6, conical surface positioning groove；7、
Connecting pole；8, end face positioning groove；9, No.1 locating slot；10, No. two locating slots；11, wear-resistant coating；12, it is passivated cutting edge.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figs 1-4, cold reamer in a kind of head-exchangeable of welding carbide chip, including blade 1 and 2 blade of cutter hub
1 side external surface is provided with wear-resistant coating 11, and the lower end outer surface of blade 1 is fixedly connected with passivation cutting edge 12, is passivated sword
The setting of mouth 12, can significantly increase the intensity of cutting edge, the needs of satisfaction in actual use, one end outer surface of cutter hub 2
It is provided with handle of a knife 3, and cutter hub 2 is internally provided with cooling hole 4, cooling hole 4 can effectively reduce in the reamer course of work and cut
The temperature in region is cut, machined surface quality is promoted, a side external surface of cutter hub 2 is provided with left-hand screw chip removal tooth socket 5, chip removal ruler slot
5 expand the space of discharge chip, are designed using left-hand screw and change chip discharge direction, reduce rubbing between clast and blade 1
It wipes, a side external surface of handle of a knife 3 is provided with conical surface positioning groove 6, and one end outer surface of the handle of a knife 3 far from cutter hub 2 is provided with company
Column 7 is connect, one end outer surface of connecting pole 7 offers end face positioning groove 8, and a side external surface of end face positioning groove 8 is fixed
It is connected with No.1 locating slot 9 and No. two locating slots 10, one end outer surface of cutter hub 2 is fixedly connected with one end outer surface of handle of a knife 3.
One side external surface of blade 1 is welded together by 105# solders and a side external surface of left-hand screw chip removal tooth socket 5,
And blade 1 and the quantity of left-hand screw chip removal tooth socket 5 are six groups, left-hand screw chip removal tooth socket 5 is symmetrically distributed in the one of cutter hub 2 two-by-two
Side external surface；The quantity of cooling hole 4 is six groups, and cooling hole 4 passes through the side of the inside and left-hand screw chip removal tooth socket 5 of cutter hub 2
Outer surface is fixedly connected, and left-hand screw chip removal tooth socket 5 is located at the side of blade 1；The quantity of conical surface positioning groove 6 is six groups, and is bored
Face positioning groove 6 is symmetrically distributed in a side external surface of handle of a knife 3 two-by-two；No.1 locating slot 9 and the quantity of No. two locating slots 10 are equal
It it is two groups, two groups of No.1 locating slots 9 are symmetrically distributed in the both sides of end face positioning groove 8, and two groups of No. two locating slots 10 are symmetrical
The both sides up and down of positioning groove 8 in end face；The cross sectional shape of handle of a knife 3 is trapezoidal, and one end outer surface of the handle of a knife 3 far from cutter hub 2
It is fixedly connected with the other end outer surface of connecting pole 7.
It should be noted that the utility model is cold reamer in a kind of head-exchangeable of welding carbide chip, using
When, the left-hand screw chip removal tooth socket 5 that 2 side of cutter hub is equipped with expands the space of discharge chip, is designed using left-hand screw and changes chip
Discharge direction reduces the friction between clast and blade 1, and left-hand screw chip removal tooth socket 5 and six carbide-tipped cutter bits 1 are welded on one
It rises, the wear-resistant coating 11 that 1 outer surface of blade is coated with has high wear-resistant coefficient and extremely strong adhesive force, effectively improves cutter
The cone length of abrasion resistance, handle of a knife 3 is shorter, the side positioned simultaneously using conical surface positioning groove 6 and 8 two sides of end face positioning groove
Formula is advantageously implemented the lightness and high speed of tool changing, due to being positioned using end face, completely eliminates axially position error, makes
At a high speed, high-precision to be processed into possibility, in six cooling holes 4 that cutter hub 2 and 3 clamping faying face of handle of a knife are furnished with, can be accurately positioned
The position of cooling injection forces chip to be quickly discharged from blade face to obtain parallel laminar flow, reduces to blade abrasion,
It is passivated the setting of cutting edge 12, the intensity of cutting edge can be significantly increased, it is more practical the needs of satisfaction in actual use.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. cold reamer in a kind of head-exchangeable of welding carbide chip, including blade（1）With cutter hub（2）, it is characterised in that：Institute
State blade（1）A side external surface be provided with wear-resistant coating（11）, and blade（1）Lower end outer surface be fixedly connected with passivation sword
Mouthful（12）, the cutter hub（2）One end outer surface be provided with handle of a knife（3）, and cutter hub（2）Be internally provided with cooling hole（4）, institute
State cutter hub（2）A side external surface be provided with left-hand screw chip removal tooth socket（5）, the handle of a knife（3）A side external surface be provided with cone
Face positioning groove（6）, and handle of a knife（3）Far from cutter hub（2）One end outer surface be provided with connecting pole（7）, the connecting pole（7）'s
One end outer surface offers end face positioning groove（8）, and end face positioning groove（8）A side external surface to be fixedly connected with No.1 fixed
Position slot（9）With No. two locating slots（10）, the cutter hub（2）One end outer surface and handle of a knife（3）One end outer surface be fixedly connected.
2. cold reamer in a kind of head-exchangeable of welding carbide chip according to claim 1, it is characterised in that：It is described
Blade（1）A side external surface pass through 105# solders and left-hand screw chip removal tooth socket（5）A side external surface weld together, and knife
Sword（1）With left-hand screw chip removal tooth socket（5）Quantity be six groups, the left-hand screw chip removal tooth socket（5）It is symmetrically distributed in knife two-by-two
Body（2）A side external surface.
3. cold reamer in a kind of head-exchangeable of welding carbide chip according to claim 1, it is characterised in that：It is described
Cooling hole（4）Quantity be six groups, and cooling hole（4）Across cutter hub（2）Inside and left-hand screw chip removal tooth socket（5）Side outside
Surface is fixedly connected, the left-hand screw chip removal tooth socket（5）Positioned at blade（1）Side.
4. cold reamer in a kind of head-exchangeable of welding carbide chip according to claim 1, it is characterised in that：It is described
Conical surface positioning groove（6）Quantity be six groups, and conical surface positioning groove（6）It is symmetrically distributed in handle of a knife two-by-two（3）Side appearance
Face.
5. cold reamer in a kind of head-exchangeable of welding carbide chip according to claim 1, it is characterised in that：It is described
No.1 locating slot（9）With No. two locating slots（10）Quantity be two groups, two groups of No.1 locating slots（9）It is fixed to be symmetrically distributed in end face
Position groove（8）Both sides, two groups of No. two locating slots（10）It is symmetrically distributed in end face positioning groove（8）Both sides up and down.
6. cold reamer in a kind of head-exchangeable of welding carbide chip according to claim 1, it is characterised in that：It is described
Handle of a knife（3）Cross sectional shape be trapezoidal, and handle of a knife（3）Far from cutter hub（2）One end outer surface and connecting pole（7）The other end outside
Surface is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721888417.1U CN207710012U (en) | 2017-12-29 | 2017-12-29 | It is a kind of welding carbide chip head-exchangeable in cold reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721888417.1U CN207710012U (en) | 2017-12-29 | 2017-12-29 | It is a kind of welding carbide chip head-exchangeable in cold reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207710012U true CN207710012U (en) | 2018-08-10 |
Family
ID=63051136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721888417.1U Active CN207710012U (en) | 2017-12-29 | 2017-12-29 | It is a kind of welding carbide chip head-exchangeable in cold reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207710012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682849A (en) * | 2020-12-25 | 2022-07-01 | 苏州咖多切削刀具有限公司 | Head-replaceable reamer |
-
2017
- 2017-12-29 CN CN201721888417.1U patent/CN207710012U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682849A (en) * | 2020-12-25 | 2022-07-01 | 苏州咖多切削刀具有限公司 | Head-replaceable reamer |
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