CN202344045U - Double-sided deburring cutter - Google Patents
Double-sided deburring cutter Download PDFInfo
- Publication number
- CN202344045U CN202344045U CN 201120468507 CN201120468507U CN202344045U CN 202344045 U CN202344045 U CN 202344045U CN 201120468507 CN201120468507 CN 201120468507 CN 201120468507 U CN201120468507 U CN 201120468507U CN 202344045 U CN202344045 U CN 202344045U
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- blade
- cutter
- knife bar
- sided
- steel ball
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Abstract
The utility model provides a double-sided deburring cutter. The double-sided deburring cutter comprises a cutter rod and a positioning and regulating device, wherein a square hole groove is formed on the cutter rod, a telescopic blade is arranged in the groove, and the blade is connected with the positioning and regulating device for controlling the blade to expand and contract; and the positioning and regulating device comprises a spring and a steel ball, the spring and the steel ball are arranged in a long strip-shaped groove, the spring pushes against the steel ball, and the steel ball is embedded in a positioning groove of the cutter rod in a slidable manner. The double-sided deburring cutter is simple in structure, made of ordinary cutter material, easy to manufacture and process and convenient to assemble and maintain, can be produced by ordinary enterprises with machining capability, and can solve the difficult problems of negative camber chamfering and deburring which are difficult to complete by ordinary cutters; and furthermore, the double-sided deburring cutter is convenient to use and high in efficiency, and further has higher practical value.
Description
Technical field
The utility model relates to the Machining Technology field, and concrete relating to is a kind of, is used to remove the cutter of the inside and outside burr of annular workpieces.
Background technology
In the prior art, for round-meshed workpiece, the burr that the through hole machined of circular hole exists can't effectively be removed, the negative camber chamfering, and deburring becomes a difficult problem that is difficult to overcome in the workpiece processing, and urgent need will be developed a kind of instrument and solve this problem.
The utility model content
The utility model technical problem to be solved is; Overcome the problem that exists in the prior art; A kind of two-sided deburrer that utilizes turning moment the self-centering of workpiece through-hole aperture to be carried out two-sided removal burr is provided; This cutter can not only can also carry out chamfering to the inside and outside aperture of cylindrical work pieces arc surface through hole and repair flash removed the manhole chamfering deburring of flat work pieces.
For the technical scheme that addresses the above problem the utility model is such:
A kind of two-sided deburrer comprises a knife bar, has the square hole groove on the knife bar, is provided with telescopic blade in the groove, and blade connects its flexible location adjusting device of a control; Location adjusting device, location adjusting device comprise a spring and a steel ball, and spring and steel ball are arranged in the strip groove, and spring props up steel ball, and steel ball slidably embeds in the locating slot of knife bar.
Locating slot is the R type.
The knife bar front end has 30 ° chamfering.
The cutter front has been worn cutting edge, and cutter leading portion end face is the circular-arc cutting function that do not have.
The knife bar front end is in the side that the blade cut sword stretches out, and has on the knife bar to make the effectively shallow slot of contact workpiece of blade cut sword.
Beneficial effect, this two-sided deburrer is provided with adjustment screw to regulate the size of blade retainer spring power at the front end of cutter, can regulate easily according to the needs of workpiece chamfering deburring in the process.
Blade adopts common high-speed steel to make, and common mechanical factory all can make, but reconditioning, and also durable in use, it is convenient to change, and greatly reduces maintenance requirement.
Blade has R type locating slot, and locating slot links to each other with hypotenuse, and the length of hypotenuse can guarantee that blade is when maximum retraction amount; Locking ball does not break away from hypotenuse, and R type locating slot is connected with hypotenuse and is not tangent, makes locating slot and hypotenuse intersect formation and protrudes flex point slightly; During cutting, the cutter positioning is stable, when locking ball receives above location setting moment; Steel ball is crossed flex point, and blade can be retracted into the cutter groove fast.
The blade front end is a circular arc, and no cutting power can not destroyed the through hole precision, and the convenient cutter that do not stop is processed continuously.
Employing steel ball location, adjustment screw and steel ball are standard component, and be simple in structure, easy to implement.
The knife bar front end has 30 ° chamfering, can be used as guiding, makes things convenient for cutter to get into duct to be processed.End in that cutter head stretches out has the shallow slot consistent with blade thickness on the knife bar, make effectively contact workpiece of Tool in Cutting sword, and smear metal can separate.
In sum, the utility model has the advantages that: easy to use, be convenient to operation, durable in use, effectively deburring.
Description of drawings
Specify the utility model below in conjunction with the accompanying drawing and the specific embodiment;
Fig. 1 is the structural representation of the described two-sided deburrer of the utility model.
Fig. 2 is the described blade structure sketch map of the utility model.
Fig. 3 is the described blade structure sketch map of the utility model.
Fig. 4 is the two-sided deburring schematic flow sheet of the described flat work pieces of the utility model.
Fig. 5 is the two-sided deburring schematic flow sheet of the described flat work pieces of the utility model.
Fig. 6 is the two-sided deburring schematic flow sheet of the described flat work pieces of the utility model.
Fig. 7 is the structural representation of described knife bar of the utility model and cutter slotted eye.
Fig. 8 is the described oil sealing valve pocket of a utility model structural representation.
Fig. 9 is the two-sided deburring schematic flow sheet of the described cylindrical part of the utility model.
Figure 10 is the two-sided deburring schematic flow sheet of the described cylindrical part of the utility model.
Figure 11 is the two-sided deburring schematic flow sheet of the described cylindrical part of the utility model.
1: holding screw; 2: cylindroid helical-coil compression spring; 3: steel ball; 4: blade; 5: knife bar 41: cutting edge; 42:R type detent;
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
Utilize the rotation of cutter and cutter bar can aim at the through hole self-centering of treating deburring; The knife bar diameter is slightly less than the through hole of treating deburring, has the square hole groove on the knife bar, is provided with telescopic blade in the groove; Blade is under the effect of adjustment screw, spring and locking ball; The cutting edge of repairing flash removed stretches out knife bar, after blade receives external force pressure, and flexible.Cutter is under the effect of rotation, and knife bar is aimed at the hole treat flash removed, and the blade of knife bar is stretched out in self-centering in the rotary course, the workpiece through-hole aperture is cut, and removes the burr of workpiece outer surface orifice; Along with moving down of cutter, through-hole diameter can be oppressed blade indentation inwardly, and when cutting edge all in the indentation square groove, blade top circular arc contact workpiece through hole hole wall, cutter loses cutting power, and maintenance can't destroy the inner surface situation of former through hole; Cutter continues descending, and when passing the aperture, the compression stress of through-hole diameter blade is eliminated; Blade is under the effect of the good spring force of preset; Stretch out slotted eye, at this moment, upwards slowly mention cutter; On move past blade another side in the journey cutting edge the aperture of workpiece through-hole inner surface is cut, remove the aperture burr; Cutter moves on continuing, and blade repeats indentation, until withdrawing from workpiece through-hole, accomplishes the deburring work to aperture inside and outside the workpiece through-hole; Blade recovers reset condition, can carry out deburring to next hole.
The utility model instrument can not only can also carry out chamfering to the inside and outside aperture of cylindrical work pieces arc surface through hole and repair flash removed the manhole chamfering deburring of flat work pieces.
Two-sided deburring tool is simple in structure, adopts common cutter material, makes handling ease; Assemble easy to maintenance; The enterprise that generally has mechanical process capacity all can make by oneself, can solve negative camber chamfering, a deburring difficult problem that general cutter is difficult to accomplish, and is easy to use; Efficient is high, has higher utility.
Referring to Fig. 1, the knife bar front end has individual 30 ° chamfering, can be used as guiding; Make things convenient for cutter to get into duct to be processed, tool diameter is approaching and be slightly less than hole to be processed, utilizes the cooperation self-centering of knife bar and workpiece hole; The assurance chamfer shape is correct, and the range of work is about 1mm.The fore-end of knife bar 5 has the square slotted eye of movable blades, and blade can be parallel mobile in square slotted eye.The knife bar front end is provided with holding screw 1, cylindroid helical-coil compression spring 2, steel ball 3; Through regulating holding screw; With suitable spring force, be delivered to the locating slot of blade 4 through steel ball, blade 4 is positioned at the position that makes blade 4 cutting edges stretch out knife bar; About the about 1mm of cutting edge length that exposes, can effectively remove the burr of treating the deburring aperture.
Referring to Fig. 2 and Fig. 3, the bottom of blade has the groove 42 that a circular arc is connected with hypotenuse, and groove 42 is a R type locating slot, and circular arc is identical with the locking ball diameter, and steel ball ejects knife bar along hypotenuse to center of arc with blade under the effect of spring force.One side of blade side has the inclined-plane cutting edge 41 of top and bottom, and about the about 1mm of cutting edge 41 length, clamping is (drilling machine, milling machine, lathe, machining center machine etc.) on rotating machinery; Through the rotation of cutter or the rotation of workpiece; Can partly carry out micro cutting to the sharp edge in the inside and outside aperture of workpiece through-hole and remove burr, the front end of cutting edge 41 is processed circular-arc (R 0.8mm), when blade indentation through hole; Circular arc portion does not have cutting power, can keep the precision of through hole not to be destroyed.The gradient of hypotenuse is about 57 °; Can guarantee that hypotenuse stretches out and has certain rigidity cutter in the effect lower edge of spring force; The cutting edge of blade can be removed along the angle cutting of blade sharp edge, the burr in aperture; When cutting resistance surpasses the spring force of setting, blade can be shunk back feed rod along cutting edge profile gradually under the cutting resistance effect in.The length of hypotenuse can guarantee that steel ball still contacts with hypotenuse when blade setback knife bar to knife bar diameter, keeps outwards releasing blade.When in the complete setback knife bar of cutting edge; The power that blade stretches out in spring, the maintenance of steel ball compressing hypotenuse outwardly, blade front end circular arc contact workpiece through hole hole wall, this moment, the cutter of rotation can move up and down; There is not the cutting function; Move to blade until rotation and arrive the through hole other end, blade is under the effect of steel ball and spring power, and cutting edge stretches out knife bar.
Knife bar is slowly promoted, repeat above-mentioned action, blade is accomplished the chamfering deburring to workpiece through-hole inner surface aperture, withdraws from workpiece.
Referring to Fig. 4, Fig. 5 and Fig. 6, the process of the through hole of flat work pieces being carried out two-sided deburring is following: when cutter rotation self-centering got into workpiece hole, front openings chamfering deburring (seeing figure c step) was removed in processing; After positive surface chamfer was accomplished and reached cutter setting size, knife bar continued descending, the automatic retraction knife bar of blade (seeing figure b step), and blade can not destroy the hole wall precision; When knife bar came downwards to blade and leaves the aperture, blade automatically replied reset condition under the spring force effect, and cutting edge stretches out knife bar (seeing figure a step), went back knife bar is up, and the chamfering deburring in aperture, back is removed in processing.Knife bar continues up, and blade is the retraction knife bar once more, through the workpiece duct, gets back to the home position, accomplishes processing.
Whole two-sided chamfering deburring process need not to pause or changes the processing rotating speed, can accomplish continuously, and simple and easy to do, efficient is high.
Referring to Fig. 7, the knife bar material adopts high-speed tool steel, heat-treats after the moulding and cold treatment; The line excision forming is adopted in the square groove hole, and four jiaos of square hole have appearance bits groove, are convenient to blade and cooperate with the cutter groove; The manual bedding-in of cutter groove and blade is ground to fit clearance and meets the requirements, and blade is slided freely in the cutter groove; No catching phenomenon, smoothing sharp edge burr.Blade and cutter groove fit clearance 0.02mm, unlikely again freely the rocking of should sliding can keep the stability of processing.During assembling, on knife bar slotted eye and blade, be coated with a little lubricating grease, insert blade, steel ball, spring, holding screw; Regulate holding screw and make the blade cut sword stretch out the knife bar (see figure 1), firmly push blade (be the anti-hand of hindering, can by underbed) with thumb; Blade is ability retraction knife bar under the gravity compressing, unclamps back blade cut sword and can stretch out knife bar, because the effect of blade locating slot; About the about 1mm of cutting edge length that blade only exposes, be used for the aperture chamfering or remove burr.Holding screw is arranged on front end, in the process, can adjust spring force easily to suitable requirement.
Fig. 8 is a large amount of oil sealing valve pockets that use in the hydraulic valve for this workpiece, and material is a carbon steel, and surfaces externally and internally all has higher required precision, and valve pocket mating surface cylindricity requires 0.002mm, oil sealing conical surface circularity 0.002mm, and workpiece requires the sharp edge abate.Its 8 oil through diameters are φ 8mm, and with valve pocket bore area and taper seat surface next-door neighbour, no matter processing method is taked to bore, the miller skill can produce all that turn up in the aperture, interior frizzled feather thorn, influences function of use.Adopt the hand tools deburring, the sharp edge of outer surface can also be removed with edger, the aperture of inner surface, because next-door neighbour's conical surface is very difficult, accidentally, regular meeting's damage oil sealing taper seat.
Referring to Fig. 9, Figure 10 and Figure 11, the two-sided deburring signal of cylindrical part oil through.In a step, cylindrical part is removed the outer surface orifice burr; The b step, blade indentation cutter groove after the outer surface deburring; In the c step, cylindrical part is removed inner surface aperture burr; Adopt this two-sided deburrer; Can remove the burr in the inside and outside aperture of workpiece φ 8mm oil through easily; Because knife bar has the fixed guide effect, can not be damaged to the oil sealing aperture when blade carries out circular motion, the chamfering in the inside and outside aperture of cylindrical part oil through is rule evenly.
More than show and described the advantage of basic principle, principal character and the utility model of the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; The utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (5)
1. a two-sided deburrer comprises a knife bar, it is characterized in that, has the square hole groove on the knife bar, is provided with telescopic blade in the groove, and blade connects its flexible location adjusting device of a control; Location adjusting device, location adjusting device comprise a spring and a steel ball, and spring and steel ball are arranged in the strip groove, and spring props up steel ball, and steel ball slidably embeds in the locating slot of knife bar.
2. a kind of two-sided deburrer according to claim 1 is characterized in that locating slot is the R type.
3. a kind of two-sided deburrer according to claim 1 is characterized in that the knife bar front end has 30 ° chamfering.
4. a kind of two-sided deburrer according to claim 1 is characterized in that the cutter front has been worn cutting edge, and cutter leading portion end face is circular-arc.
5. a kind of two-sided deburrer according to claim 1 is characterized in that, the knife bar front end is in the side that the blade cut sword stretches out, and has on the knife bar to make the effectively shallow slot of contact workpiece of blade cut sword.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120468507 CN202344045U (en) | 2011-11-22 | 2011-11-22 | Double-sided deburring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120468507 CN202344045U (en) | 2011-11-22 | 2011-11-22 | Double-sided deburring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202344045U true CN202344045U (en) | 2012-07-25 |
Family
ID=46533074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120468507 Expired - Fee Related CN202344045U (en) | 2011-11-22 | 2011-11-22 | Double-sided deburring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202344045U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722245A (en) * | 2013-11-14 | 2014-04-16 | 苏州昌飞自动化设备厂 | Telescopic chamfering device for sound guide tube chamfering machine |
| CN103962595A (en) * | 2013-01-29 | 2014-08-06 | 盐城纺织职业技术学院 | Eccentric tool fine-adjustment mechanism |
| CN106005310A (en) * | 2016-06-27 | 2016-10-12 | 江苏科技大学 | Hull attachment sweeping device |
| CN106799504A (en) * | 2016-12-25 | 2017-06-06 | 重庆市永川区汇锦塑料厂 | For the rose reamer of plastic bottle maker mould processing |
| CN106799523A (en) * | 2016-12-25 | 2017-06-06 | 重庆市永川区泰兴机械厂 | A kind of deburred method at chamfering |
| CN107999843A (en) * | 2017-12-22 | 2018-05-08 | 江苏高精机电装备有限公司 | It is a kind of can rapid changing knife the close tooth bevel cutter of axle housing |
| CN111822790A (en) * | 2020-07-17 | 2020-10-27 | 大连理工大学 | Special device for deburring of intersecting part of deep and long pipe and cutter thereof |
| CN115945710A (en) * | 2022-12-23 | 2023-04-11 | 长春汽车工业高等专科学校 | Deburring and boring tool |
-
2011
- 2011-11-22 CN CN 201120468507 patent/CN202344045U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962595A (en) * | 2013-01-29 | 2014-08-06 | 盐城纺织职业技术学院 | Eccentric tool fine-adjustment mechanism |
| CN103722245A (en) * | 2013-11-14 | 2014-04-16 | 苏州昌飞自动化设备厂 | Telescopic chamfering device for sound guide tube chamfering machine |
| CN106005310A (en) * | 2016-06-27 | 2016-10-12 | 江苏科技大学 | Hull attachment sweeping device |
| CN106005310B (en) * | 2016-06-27 | 2018-01-30 | 江苏科技大学 | A kind of hull attachment clearing apparatus |
| CN106799504A (en) * | 2016-12-25 | 2017-06-06 | 重庆市永川区汇锦塑料厂 | For the rose reamer of plastic bottle maker mould processing |
| CN106799523A (en) * | 2016-12-25 | 2017-06-06 | 重庆市永川区泰兴机械厂 | A kind of deburred method at chamfering |
| CN106799523B (en) * | 2016-12-25 | 2018-07-10 | 重庆市永川区泰兴机械厂 | A kind of deburred method at chamfering |
| CN106799504B (en) * | 2016-12-25 | 2018-11-13 | 重庆市永川区汇锦塑料厂 | Rose reamer for the processing of plastic bottle maker mold |
| CN107999843A (en) * | 2017-12-22 | 2018-05-08 | 江苏高精机电装备有限公司 | It is a kind of can rapid changing knife the close tooth bevel cutter of axle housing |
| CN107999843B (en) * | 2017-12-22 | 2019-09-13 | 江苏高精机电装备有限公司 | It is a kind of can rapid changing knife the close tooth bevel cutter of axle housing |
| CN111822790A (en) * | 2020-07-17 | 2020-10-27 | 大连理工大学 | Special device for deburring of intersecting part of deep and long pipe and cutter thereof |
| CN115945710A (en) * | 2022-12-23 | 2023-04-11 | 长春汽车工业高等专科学校 | Deburring and boring tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120725 Termination date: 20161122 |