CN207629260U - A kind of high-precision jacking cutting tool - Google Patents
A kind of high-precision jacking cutting tool Download PDFInfo
- Publication number
- CN207629260U CN207629260U CN201721834991.9U CN201721834991U CN207629260U CN 207629260 U CN207629260 U CN 207629260U CN 201721834991 U CN201721834991 U CN 201721834991U CN 207629260 U CN207629260 U CN 207629260U
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- China
- Prior art keywords
- blade
- cutter hub
- sword
- cutting
- cutting tool
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- 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.)
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Abstract
The utility model discloses a kind of high-precision jacking cutting tools, in the top of cutter hub outer wall, gradually wide, chip space is protruded in from body equipped with the gib block around cutter hub sword item, play the shaking for reducing that blade cut is brought to cutter hub in cutting process, the stability that cutter work is improved from overall structure, improves machining accuracy；Using the slot and abaculus of intercalation structure, coordinates countersunk screw holes and nut, ensure that blade and the fixed stability of sword block, and accelerate the replacement and fastening of blade, also promote the even running of blade；The setting of type groove on cutting portion forms the type face needed for cutting and salient angle, and stock-removing efficiency is fast, further increases machining accuracy, and the utility model is suitable for high-precision jacking cutting tool.
Description
Technical field
The utility model is related to a kind of high-precision jacking cutting tool field, more particularly to a kind of high-precision jacking cutting tool.
Background technology
Deep hole trepanning tool is a kind of dedicated tool of deep hole lathe, it can reduce the expense in production, can be with
A bar that can be recycled successfully is extracted in needing the workpiece processed, iron filings when making to be processed with drill bit originally become existing
In the finished product that can be recycled.Deep hole trepanning tool is made of blade (being usually four pieces), guide pad, cutter hub and knife bar.Four pieces of knives
Piece and guide pad are waited for point being arranged on cutter hub by circumference.The geometry of four pieces of blades, the width and knife of height, preceding cutting edge
The unique feature such as the relative position between the plane formed before piece.Cutting force is shared by four pieces of blades when trepanning tool jacking,
Cutting is very steady, and point bits effect is good, and stock-removing efficiency is high.
The jacking cutting tool of the prior art is short of in terms of machining accuracy and breaks down, as the structure of cutter hub itself is set
Meter leads to the fixed form existing defects between low intensity, blade and cutter hub.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of high-precision jacking cutting tool, overall structure
Firm, blade operates steadily, high precision machining, and service life is long.
In order to achieve the above objectives, technical solution adopted by the utility model to solve its technical problems is：A kind of high-precision set
Expect cutter, including columnar cutter hub, spiral is equipped at least two sword items and at least two chip spaces, institute on the cutter hub outer wall
It states sword item and chip space is spaced apart, the sword item is gradually wide in the top of cutter hub outer wall, and protrudes from cutter hub end and be equipped with guiding
Block, the guide pad are equipped with blade along the side of the chip space hand of spiral, are tilted relative to one end of blade on the guide pad
Equipped with straight guide surface, the blade includes the cutting portion of the countersunk screw holes and outside of inside, and the lower end middle part of the blade is convex
Go out and be equipped with abaculus, the end face of the sword item offers the slot of adaptation bar shaped abaculus, and the blade in countersunk screw holes by being arranged
Nut be fixed on sword item, on the end face of the cutting portion recess be equipped with several type grooves towards blade outer openings, the type
The groove face of slot is a part for ellipsoid.
Preferably, the width of the cutting portion is more than the diameter of countersunk screw holes, the side wall of the blade is same with sword item
Side table wall is located at same face directly.
Preferably, the number of the sword item and chip space is 4.
Preferably, the chip space is protruded in from body equipped with 4 gib blocks around cutter hub.
Due to the application of the above technical scheme, the utility model has following compared with prior art
Advantageous effect：
1. sword item is in the top of cutter hub outer wall, gradually wide, chip space is protruded in from body equipped with the gib block around cutter hub,
The shaking for reducing that blade cut is brought to cutter hub in cutting process is played, the stabilization of cutter work is improved from overall structure
Property, improve machining accuracy；
2. using the slot and abaculus of intercalation structure, coordinates countersunk screw holes and nut, ensure that blade and sword block are fixed
Stability, and the replacement and fastening of blade are accelerated, also promote the even running of blade；
3. the setting of type groove on cutting portion forms the type face needed for cutting and salient angle, stock-removing efficiency is fast, further increases
Machining accuracy.
Description of the drawings
Fig. 1 is the stereogram of the present embodiment.
Fig. 2 is the front view of the present embodiment.
Fig. 3 is the vertical view of the present embodiment.
Fig. 4 is the stereogram of blade in the present embodiment.
Fig. 5 is the enlarged diagram in the portions A in Fig. 1.
In figure：1, cutter hub；2, sword item；3, chip space；4, guide pad；5, blade；6, straight guide surface；7, countersunk screw holes；
8, cutting portion；9, abaculus；10, slot；11, type groove；12, gib block.
Specific implementation mode
With reference to specific embodiment, the content of the utility model is described in further detail：
In conjunction with Fig. 1, Fig. 2 and Fig. 3, the present embodiment is a kind of high-precision jacking cutting tool, including columnar cutter hub 1, outside cutter hub 1
Spiral is equipped at least two sword items 2 and at least two chip spaces 3 on wall, and sword item 2 and chip space 3 are spaced apart, and sword item 2 is in cutter hub
The top of 1 outer wall is gradually wide, and protrudes from 1 end of cutter hub and be equipped with guide pad 4, and guide pad 4 is set along the side of 3 hand of spiral of chip space
There is a blade 5, the number of the sword item 2 of the present embodiment, chip space 3 and blade 5 is 4, and chip space 3 is equipped in from body protrusion
Around 4 gib blocks 12 of cutter hub 1.
In conjunction with Fig. 1, Fig. 4 and Fig. 5, one end on guide pad 4 relative to blade 5 is provided tiltedly with straight guide surface 6, blade 5
The lower end middle part protrusion of the cutting portion 8 of countersunk screw holes 7 and outside including inside, blade 5 is equipped with abaculus 9, and the end face of sword item 2 is opened
Slot 10 equipped with adaptation bar shaped abaculus 9, blade 5 are fixed on by the nut being arranged in countersunk screw holes 7 on sword item 2, cutting portion 8
End face on recess be equipped with several type grooves 11 towards 5 outer openings of blade, the groove face of type groove 11 is a part for ellipsoid, cutting
The width in portion 8 is more than the diameter of countersunk screw holes 7, and the side wall of blade 5 is located at same face directly with the homonymy table wall of sword item 2.
In the present embodiment, the number of type groove 11 is 5, and the outer both sides of wherein both sides, that is, blade 5 of cutting portion 8 are respectively set
A type groove 11 is set, ensures that incision is smooth, the groove face of ellipsoid ensure that the best bright finish of machined surface, 3 top of chip space are equipped with
Gib block 12 is hard metal material, is fixedly connected with a counter blade item 2 of adjacent chip space 3, plays shockproof anti-shake well and makees
With.In addition, the external shape cooperation sword item 2 of the present embodiment blade 5 also plays and helps chip removal effect.
The innovation of the present embodiment is：Sword item 2 is gradually wide in the top of 1 outer wall of cutter hub, chip space 3 is protruded in from body
Equipped with the gib block 12 around cutter hub 1, the shaking for reducing that the cutting of blade 5 is brought to cutter hub 1 in cutting process is played, from entirety
The stability that cutter work is improved in structure, improves machining accuracy；Use the slot 10 and abaculus 9 of intercalation structure, cooperation
Countersunk screw holes 7 and nut ensure that blade 5 and the fixed stability of sword block, and accelerate the replacement and fastening of blade 5, also promote
Into the even running of blade 5；The setting of type groove 11 on cutting portion 8 forms the type face needed for cutting and salient angle, stock-removing efficiency
Soon, machining accuracy is further increased.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and be implemented, the scope of protection of the utility model can not be limited with this,
It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of high-precision jacking cutting tool, it is characterised in that：Including columnar cutter hub (1), spiral is set on cutter hub (1) outer wall
There are at least two sword items (2) and at least two chip spaces (3), the sword item (2) and chip space (3) to be spaced apart, the sword item
(2) gradually wide in the top of cutter hub (1) outer wall, and protrude from cutter hub (1) end and be equipped with guide pad (4), the guide pad (4) is along row
The side for considering slot (3) hand of spiral to be worth doing is equipped with blade (5), is provided tiltedly with relative to one end of blade (5) on the guide pad (4) flat
Straight guide surface (6), the blade (5) include the cutting portion (8) of the countersunk screw holes (7) and outside of inside, under the blade (5)
End middle part protrusion is equipped with abaculus (9), and the end face of the sword item (2) offers the slot (10) of adaptation bar shaped abaculus (9), the knife
Piece (5) is fixed on by the nut being arranged in countersunk screw holes (7) on sword item (2), is recessed on the end face of the cutting portion (8) and is equipped with
Several type grooves (11) towards blade (5) outer openings, the groove face of the type groove (11) are a part for ellipsoid.
2. a kind of high-precision jacking cutting tool according to claim 1, it is characterised in that：The width of the cutting portion (8) is more than
The diameter of countersunk screw holes (7), the side wall of the blade (5) are located at same face directly with the homonymy table wall of sword item (2).
3. a kind of high-precision jacking cutting tool according to claim 1, it is characterised in that：The sword item (2) and chip space (3)
Number is 4.
4. a kind of high-precision jacking cutting tool according to claim 1 or 3, it is characterised in that：The chip space (3) is on itself
Portion's protrusion is equipped with 4 gib blocks (12) around cutter hub (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721834991.9U CN207629260U (en) | 2017-12-25 | 2017-12-25 | A kind of high-precision jacking cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721834991.9U CN207629260U (en) | 2017-12-25 | 2017-12-25 | A kind of high-precision jacking cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207629260U true CN207629260U (en) | 2018-07-20 |
Family
ID=62852604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721834991.9U Expired - Fee Related CN207629260U (en) | 2017-12-25 | 2017-12-25 | A kind of high-precision jacking cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207629260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153472A (en) * | 2019-05-30 | 2019-08-23 | 靖江新源电力器械有限公司 | A kind of trepanning tool structure |
| TWI702099B (en) * | 2019-04-16 | 2020-08-21 | 油順精密股份有限公司 | Cutter for cutting a step counterbore |
-
2017
- 2017-12-25 CN CN201721834991.9U patent/CN207629260U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI702099B (en) * | 2019-04-16 | 2020-08-21 | 油順精密股份有限公司 | Cutter for cutting a step counterbore |
| CN110153472A (en) * | 2019-05-30 | 2019-08-23 | 靖江新源电力器械有限公司 | A kind of trepanning tool structure |
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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 |
Granted publication date: 20180720 Termination date: 20191225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |