CN207154922U - A kind of scraper - Google Patents
A kind of scraper Download PDFInfo
- Publication number
- CN207154922U CN207154922U CN201721097249.4U CN201721097249U CN207154922U CN 207154922 U CN207154922 U CN 207154922U CN 201721097249 U CN201721097249 U CN 201721097249U CN 207154922 U CN207154922 U CN 207154922U
- Authority
- CN
- China
- Prior art keywords
- knife
- blade
- face
- handle
- head 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.)
- Expired - Fee Related
Links
Landscapes
- Milling Processes (AREA)
Abstract
The utility model discloses a kind of scraper, it is intended to solves the problems, such as that tradition is not high enough or production cost is high using milling cutter processing mode machining accuracy, its drip irrigation device is：Including being fixed on cylindrical handle of a knife directly over workbench, connecting the transition part of handle of a knife and being formed at the cutter head portion of transition part end, the cutter head portion has rake face, and the central axis of the rake face and handle of a knife forms front foot a, and front foot a is 1 °~6 °；Blade is fixed with rake face, side of the blade away from handle of a knife has the blade of arcs of recesses, the cutter head portion has the rear knife face set away from edge tilted, the blade has towards the inclined inclined plane of rear knife face, and rear foot b is formed between inclined plane and cutting face, and rear foot b is 5 °~30 °, a kind of scraper of the present utility model need not rotate scraper, without the workpiece of mobile fixed doctor, machining accuracy is high, and advantageously reduces cost.
Description
Technical field
Mobile phone parts machining field is the utility model is related to, more specifically, it relates to a kind of scraper.
Background technology
Existing mobile phone volume key is generally aluminum alloy materials, uses wire cutting mode mostly during processing, wire cutting is one
Kind electrical process machine, metal is cut by galvano-cautery by molybdenum filament, category electric machining category, electric machining are in all Metal Cutting equipment
Distinctive special process mode.
But above-mentioned processing mode rough surface is not easy to the Surface Machining of lower process, it is impossible to meets high finish surface and high-precision
The needs being processed and formed at one time of degree, the machining accuracy on surface is not good enough.
For the above situation, also there is a situation about being processed using boring cutter or milling cutter, application method be by boring cutter or
Milling cutter is arranged on lathe, and boring cutter or milling cutter are arranged on the side of workbench, places workpiece to be added on workbench, boring cutter or
Milling cutter own rotation and being moved along set track is processed to workpiece to be processed.In this case workpiece to be added,
Milling cutter（Boring cutter）It will be moved with the workpiece of fixed milling cutter, the not high enough precision that can all influence workpiece to be added of each several part precision；Reach
Production cost is improved again to enough precision.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of scraper, without rotating scraper,
Without the workpiece of mobile fixed doctor, the workpiece to be processed in mobile work platform is only needed to complete to process, machining accuracy is high,
And advantageously reduce cost.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of scraper, including it is solid
The transition part of cylindrical handle of a knife, connection handle of a knife directly over workbench and the cutter head portion for being formed at transition part end, institute
The diameter that transition part is less than handle of a knife cross section along the cross sectional dimensions perpendicular to handle of a knife axis direction is stated, transition part connects with handle of a knife
Meet place and form positioning ladder；The cutter head portion has a rake face, and the central axis of the rake face and handle of a knife forms front foot a, preceding
Pin a is 1 °~6 °；Blade is fixed with rake face, side of the blade away from handle of a knife has the blade of arcs of recesses, the knife
Head has the rear knife face set away from edge tilted, and the blade has towards the inclined inclined plane of rear knife face, inclined plane with
Rear foot b is formed between cutting face, rear foot b is 5 °~30 °.
By using above-mentioned technical proposal, workpiece is pushed away by the blade plane of arcs of recesses, and it is arc to form strip and section
Volume key, the shaping of volume key need to can be only completed in process by travelling workpiece, machining accuracy is higher；Rake face with
Front foot a is formed between central axis, when handle of a knife vertical workpiece, which carries out plane, to be pushed away, it is ensured that blade enters with workpieces processing linear contact lay
Row cutting；Front foot a span is 1 °~6 °, can take into account the sharpness and cutting hardness of blade simultaneously；Rear foot b is 5 °
~30 °, after can both reducing between knife face and workpieces processing surface because caused by friction abrasion, in turn ensure that the heat conduction of cutter
Volume, cutter head is reduced due to excessively thermogenetic abrasion.
The utility model is further arranged to：Knife face offers the chip area of arcs of recesses after described；The chip area fitting
One end radian of blade is identical with the radian of blade, and inclined plane of the chip area along blade extends rear knife face.
By using above-mentioned technical proposal, chip area is advantageous to the discharge of cutting swarf slag, if knife-edge part Integrated Chip, can make knife
Mouth shortens cutting-tool's used life with producing abrasion in the workpieces processing period of adjustment；Inclined plane extension of the chip area along blade
Go out rear knife face, seamlessly transit the inclined plane of blade and extend rear knife face, be advantageous to consider slag discharge to be worth doing.
The utility model is further arranged to：The size of the front foot a is 3 °~4 °.
By using above-mentioned technical proposal, front foot a size is 3 °~4 °, both ensure that the sharpness of blade, is protected again
The cutting hardness of blade has been demonstrate,proved, has been more suitable for processing.
The utility model is further arranged to：The size of the rear foot b is 15 °~20 °.
By using above-mentioned technical proposal, rear foot b size is 15 °~20 °, is made between rear knife face and workpieces processing surface
Because caused by friction wear reduce, ensure that the heat conduction volume of cutter, add cutting-tool's used life, be also beneficial to simultaneously
Save cost.
The utility model is further arranged to：It is described after between knife face and cutting face formed angle c, angle c be 15 °~
60 ° and angle c of size is more than rear foot b.
15 °~60 ° of angle c is formed by using above-mentioned technical proposal, between rear knife face and cutting face, after can reducing
Between knife face and workpieces processing surface because of abrasion caused by friction, also ensure that the heat conduction volume of cutter, reduce cutter head due to
Cross thermogenetic abrasion.
This is further arranged to using new：Cut the first section and second that the rake face both sides are provided with vertical rake face
Face, the both sides of blade are concordant with the first section and the second section respectively.
By using above-mentioned technical proposal, the first section and the second section provide for slicing allows bit space, and blade is positioned at the
Between one section and the second section, slicing width is blade width, and the first section and the second section can prevent cutter in slicing
During deflect.
The utility model is further arranged to：The blade is blade made of polycrystalline diamond.
By using above-mentioned technical proposal, mobile phone volume key is mostly the metal material of aluminium alloy, can be produced during processing big
The heat of amount, the cutter of difference of hardness can Fast Wearing, increase processing cost, polycrystalline diamond have hardness is high, compression strength is high,
The features such as thermal conductivity and good wearability, suitable for being used during volume key machine-shaping.
The utility model is further arranged to：Weld tabs is provided with the blade, before the blade is connected to by weld tabs
Knife face.
By using above-mentioned technical proposal, blade can be more securely welded in cutter head portion using weld tabs, when in use
It is difficult for drop-off, production efficiency is improved, reduces production cost.
The utility model is further arranged to：The handle of a knife, transition part and cutter head portion are formed in one structure.
By using above-mentioned technical proposal, integrally formed structure is not likely to produce fracture when in use, and easy to process
Shaping.
In summary, the utility model has the advantages that：
First, workpiece is pushed away by the blade plane of arcs of recesses, form strip and section is the volume key of arc, process
In the shaping of volume key need to can be only completed by travelling workpiece, machining accuracy is higher；
Second, front foot a size is 3 °~4 °, the sharpness of blade was both ensure that, in turn ensure that the cutting of blade is strong
Degree, is more suitable for processing；
Third, the blade is blade made of polycrystalline diamond, polycrystalline diamond have hardness is high, compression strength is high,
The features such as thermal conductivity and good wearability, suitable for being used during volume key machine-shaping.
Brief description of the drawings
Fig. 1 is the overall schematic of the utility model embodiment；
Fig. 2 is the cutter head portion and transition part structural representation of the utility model embodiment；
Fig. 3 is the cutter head portion side view of the utility model embodiment.
In figure：1st, handle of a knife；2nd, transition part；21st, First Transition face；22nd, the second transition face；23rd, the 3rd transition face；24th,
Four transition faces；25th, the 5th transition face；3rd, cutter head portion；31st, the first section；32nd, the second section；33rd, rake face；34th, chip area；
35th, blade；36th, weld tabs；37th, rear knife face；38th, inclined plane.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of scraper, as shown in figure 1, including being fixed on cylindrical handle of a knife 1 directly over workbench, connection handle of a knife 1
Transition part 2 and the cutter head portion 3 for being formed at the end of transition part 2, handle of a knife 1, transition part 2 and cutter head portion 3 are integrally formed.
Handle of a knife 1 is cylindrical structural, and one end of handle of a knife 1 is provided with 45 ° of chamferings.
As depicted in figs. 1 and 2, transition part 2 is less than the horizontal stroke of handle of a knife 1 along the cross sectional dimensions perpendicular to the axis direction of handle of a knife 1
The diameter in section, there is symmetrically arranged First Transition face 21, the second transition face 22 and the 3rd transition face 23, First Transition face
21st, the second transition face 22 and the 3rd transition face 23 are obliquely installed.Second transition face 22 is connected with the 4th horizontal transition face 24, the
Four transition faces, the 24 parallel central axis of handle of a knife 1 is set.
As shown in Figures 2 and 3, cutter head portion 3 has positioned at the first section 31 and the second section 32 of both sides, the first section 31
And second be provided with rake face 33 between section 32, the first section 31 and the second section 32 are parallel to the center line of handle of a knife 1 and first
Section 31 is be arranged in parallel with the second section 32, and rake face 33 is set perpendicular to the first section 31 and the second section 32 and inward slant
Put, the central axis of rake face 33 and handle of a knife 1 forms front foot a, and front foot a can be 1 °, 3 °, 4 °, 6 °, be preferably in the present embodiment
3°。
First Transition face 21 is connected with the first section 31, the 4th transition face 24 with the second section 32.The He of 4th transition face 24
The 5th transition face 25 is provided with before rake face 33, the angle between the 5th transition face 25 and rake face 33 is 120 °, the 4th transition
Circular arc chamfering is provided between the transition face 25 of face 24 and the 5th.3rd transition face 23, the 4th transition face 24 and the shape of the 5th transition face 25
Into positioning ladder, when installing handle of a knife 1, determined by what the 3rd transition face 23, the 4th transition face 24 and the 5th transition face 25 were formed
Position ladder, is positioned to cutter.
Polycrystalline diamond blade 35 is fitted with rake face 33, blade 35 is welded with rake face 33 by weld tabs 36.Blade
35 have the blade of arcs of recesses, and cutter head portion 3 has the rear knife face 37 being obliquely installed, and rear knife face 37 is set away from edge tilted, after
Angle c is formed between knife face 37 and cutting face, angle c can be 15 °, 30 °, 45 °, 60 °, be preferably 30 ° in the present embodiment.Knife
Cutlery has towards the inclined inclined plane 38 of rear knife face 37, forms rear foot b between inclined plane 38 and cutting face, rear foot b can be 5 °,
10 °, 20 °, 30 °, be preferably 20 ° in the present embodiment.Knife face 37 offers the chip area 34 of arcs of recesses afterwards, and chip area 34 is bonded knife
One end radian of sword is identical with the radian of blade, and inclined plane 38 of the chip area 34 along blade extends rear knife face 37.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
- A kind of 1. scraper, it is characterised in that：Including cylindrical handle of a knife (1), the connection handle of a knife (1) being fixed on directly over workbench Transition part (2) and be formed at the cutter head portion (3) of transition part (2) end, the transition part (2) is along perpendicular to handle of a knife (1) axis The cross sectional dimensions in line direction is less than the diameter of handle of a knife (1) cross section, and transition part (2) forms positioning rank with handle of a knife (1) junction Ladder；The cutter head portion (3) has a rake face (33), and the central axis of the rake face (33) and handle of a knife (1) forms front foot a, preceding Pin a is 1 °~6 °；Blade (35) is fixed with rake face (33), side of the blade (35) away from handle of a knife (1) has concave arc The blade of shape, the cutter head portion (3) have the rear knife face (37) set away from edge tilted, and the blade has towards rear knife face (37) inclined inclined plane (38), inclined plane (38) form rear foot b between cutting face, and rear foot b is 5 °~30 °.
- A kind of 2. scraper according to claim 1, it is characterised in that：Knife face (37) offers the chip removal of arcs of recesses after described Groove (34)；One end radian of chip area (34) the fitting blade is identical with the radian of blade, chip area (34) inclining along blade Extend rear knife face (37) in inclined-plane (38).
- A kind of 3. scraper according to claim 1, it is characterised in that：The size of the front foot a is 3 °~4 °.
- A kind of 4. scraper according to claim 1, it is characterised in that：The size of the rear foot b is 15 °~20 °.
- A kind of 5. scraper according to claim 1, it is characterised in that：Knife face (37) forms folder between cutting face after described Angle c, angle c are that 15 °~60 ° and angle c of size is more than rear foot b.
- A kind of 6. scraper according to claim 1, it is characterised in that：Rake face (33) both sides are provided with vertical rake face (33) the first section (31) and the second section (32), the both sides of blade (35) respectively with the first section (31) and the second section (32) it is concordant.
- A kind of 7. scraper according to claim 1, it is characterised in that：The blade (35) is knife made of polycrystalline diamond Piece (35).
- A kind of 8. scraper according to claim 7, it is characterised in that：Weld tabs (36), institute are provided with the blade (35) State blade (35) and rake face (33) is connected to by weld tabs (36).
- A kind of 9. scraper according to claim 1, it is characterised in that：The handle of a knife (1), transition part (2) and cutter head portion (3) Be formed in one structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097249.4U CN207154922U (en) | 2017-08-30 | 2017-08-30 | A kind of scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097249.4U CN207154922U (en) | 2017-08-30 | 2017-08-30 | A kind of scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207154922U true CN207154922U (en) | 2018-03-30 |
Family
ID=61719568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721097249.4U Expired - Fee Related CN207154922U (en) | 2017-08-30 | 2017-08-30 | A kind of scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207154922U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695612A (en) * | 2021-10-12 | 2021-11-26 | 中车洛阳机车有限公司 | Integral welding type ultrasonic cutting turning tool |
| CN114799246A (en) * | 2022-05-06 | 2022-07-29 | 青岛科技大学 | Multi-stage amplification two-dimensional ultrasonic cutting device with replaceable cutter |
-
2017
- 2017-08-30 CN CN201721097249.4U patent/CN207154922U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695612A (en) * | 2021-10-12 | 2021-11-26 | 中车洛阳机车有限公司 | Integral welding type ultrasonic cutting turning tool |
| CN114799246A (en) * | 2022-05-06 | 2022-07-29 | 青岛科技大学 | Multi-stage amplification two-dimensional ultrasonic cutting device with replaceable cutter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201095162Y (en) | Diamond gang saw tool bit with laminated segmented structure | |
| CN207154922U (en) | A kind of scraper | |
| CN206083963U (en) | Two sword concave circular arc PCD milling cutter | |
| CN202317209U (en) | Integrated hard alloy T-slot milling cutter | |
| CN208178449U (en) | Lathe tool | |
| CN215698295U (en) | Double-chamfer milling cutter | |
| CN202344008U (en) | Stepped milling cutter without common groove | |
| CN211708208U (en) | Titanium alloy double-chip-groove round nose milling cutter | |
| CN204159900U (en) | A kind of section groove blade | |
| CN201026529Y (en) | High lightness PCD cutter for processing | |
| CN203197271U (en) | Boring blade used for machining conduit hole of car | |
| CN209886751U (en) | Drilling and front chamfering compound tool | |
| CN201095011Y (en) | Steel planning element T-shaped groove chip-turning-backward knife | |
| CN213104713U (en) | Welding type PCD milling cutter for rough and finish machining | |
| CN110421202A (en) | A kind of cutting tool and its cutter head structure | |
| CN202934616U (en) | High-efficiency cutting saw web for plastic pipe | |
| CN204294957U (en) | With the numerical control turning superhard cutting blade of V-type cubic boron nitride cutting unit | |
| CN204108339U (en) | A kind of turning insert with point of a knife reinforced structure | |
| CN108723453A (en) | A kind of end mill with waveform teeth | |
| CN216151359U (en) | Rotary dividing reverse cone blade | |
| CN210937444U (en) | Inner-cooling high-hardness metal composite reamer | |
| CN202411445U (en) | Embedded type welded polycrystalline diamond turning tool blade | |
| CN209867497U (en) | PCD corn grain milling cutter based on HSK63 standard cutter handle | |
| CN209867499U (en) | Whole PCD face milling cutter based on HSK63 handle of a knife | |
| CN209867498U (en) | Whole PCD rough machining milling cutter based on HSK63 handle of a knife |
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: 20180330 Termination date: 20210830 |