CN102029420A - Cutter for machining eccentric groove - Google Patents
Cutter for machining eccentric groove Download PDFInfo
- Publication number
- CN102029420A CN102029420A CN 201010563469 CN201010563469A CN102029420A CN 102029420 A CN102029420 A CN 102029420A CN 201010563469 CN201010563469 CN 201010563469 CN 201010563469 A CN201010563469 A CN 201010563469A CN 102029420 A CN102029420 A CN 102029420A
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- Prior art keywords
- main shaft
- mount pad
- screw mandrel
- elastic jacket
- cutter
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- Milling, Drilling, And Turning Of Wood (AREA)
Abstract
The invention discloses a cutter for machining an eccentric groove, comprising a stand, a motor, a hollow main shaft and a belt pulley, wherein the hollow main shaft is arranged on the stand through a bearing seat and a bearing; the belt pulley is connected with the motor and the hollow main shaft; the hollow main shaft is also provided with a knife holding mechanism; and the stand is also provided with a material clamping mechanism. In the invention, a workpiece is fixed and a knife rotates, therefore the rotational deformation of the workpiece is prevented and machining quality is ensured; and different eccentric grooves can be machined by adjusting the position of the workpiece in an elastic clamping sleeve of the material clamping mechanism, the dislocation of the workpiece and a positioning rod of the material clamping mechanism in a radial direction and the position of the knife positioned on the knife holding mechanism. The invention has good universality, high machining efficiency, and the like.
Description
Technical field
The present invention relates to a kind of cutter that is used to process eccentric grove.
Background technology
At present in machining, as depicted in figs. 1 and 2, often meeting needs to cut eccentric grove 30a on slender axles 30, this type of part such as draw ratio 〉=25, if use engine lathe to cooperate eccentric fixture processing, not only versatility is relatively poor because eccentric grove in axial position and the offset difference all need change different eccentric fixtures, and part is out of shape in the lathe high speed rotating seriously, influences crudy.
Summary of the invention
The objective of the invention is to the above-mentioned deficiency at prior art, a kind of cutter that is exclusively used in the processing eccentric grove is provided, it has, and versatility is good, advantage of high processing efficiency, and can guarantee crudy.
For achieving the above object, the cutter of processing eccentric grove of the present invention, comprise board, motor, be located at hollow main shaft on the board by bearing block and bearing, the belt pulley that connects motor and main shaft, it is characterized in that on main shaft, also being provided with and hold cutter mechanism, on board, also be provided with feeding clip mechanism, the described cutter mechanism of holding comprises the cutterhead that is fixed in main shaft one end, be fixed in the mount pad of cutterhead end face, bearing by two ends is loaded on the screw mandrel in the mount pad, with the slide of screw mandrel by being threaded, the screw mandrel two ends are provided with the shoulder of axial location, be provided with chute in the slide, a cutting knife is loaded in the chute by securing member; Described feeding clip mechanism comprises positioning seat and the material folding mount pad that is individually fixed on the board of main shaft two ends, the material folding mount pad is with to hold cutter mechanism adjacent, in the material folding mount pad, be provided with screw mandrel by bearing, the screw mandrel two ends are provided with the shoulder of axial location, the slide that has installing hole is connected with screw mandrel by screw thread, in this installing hole, be provided with elastic jacket, the front end of elastic jacket is with to hold cutter mechanism adjacent and be provided with at least three axial profile grooves at its front end, and be provided with the pre-large post-small conical surface that matches at elastic jacket and installing hole front end, the rear end of elastic jacket is positioned at outside the slide, and by screw thread thread bush is housed in its back-end, be installed with spanner on the thread bush; Be provided with backstay by screw thread and nut on positioning seat, the front end of backstay is positioned at main shaft, backstay and elastic jacket axially identical, and the direction of cutting knife is axial vertical with the two.
During use, one end of workpiece is inserted in the elastic jacket, rotate thread bush by spanner, the front end of elastic jacket is subjected to the extruding of the slide installing hole front end conical surface and shrinks, workpiece is clamped, adjust backstay in axial position, its end face with workpiece is held out against, rotating the interior screw mandrel of material folding mount pad, make workpiece and backstay radially produce certain dislocation, restart motor, drive the cutting knife rotation, can process eccentric grove by belt pulley, main shaft, cutterhead;
As a further improvement on the present invention, the screw mandrel end of being located in the material folding mount pad is installed with handle; Be convenient to rotary screw rod;
As a further improvement on the present invention, on the material folding mount pad, also be provided with axial perpendicular dial gauge with elastic jacket; Can directly read the degree of depth of grooving;
In sum, use the present invention, workpiece is motionless, and cutter rotates, and has avoided the rotational deformation of workpiece, can guarantee crudy; By adjusting position, workpiece and the backstay of workpiece in elastic jacket in radially the dislocation and the position of cutting knife, can process different eccentric groves, have that versatility is good, advantage of high processing efficiency.
Description of drawings
Fig. 1 is the front view of the workpiece of band eccentric grove.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the front view of the embodiment of the invention.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the B-B cutaway view of Fig. 3.
Fig. 6 is the I place enlarged drawing of Fig. 3.
The specific embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.
Extremely shown in Figure 6 as Fig. 3, the cutter of this processing eccentric grove, comprise board 1, motor 2, be located at hollow main shaft 5 on the board 1 by bearing block 3 and bearing 4, the belt pulley 6 that connects motor 2 and main shaft 5, on main shaft 5, also be provided with and hold cutter mechanism 7, on board 1, also be provided with feeding clip mechanism, the described cutter mechanism 7 of holding comprises the cutterhead 8 that is fixed in main shaft 5 one ends by locking nut 27, be fixed in the square box shaped mount pad 9 of cutterhead 8 end faces, bearing 10 by two ends is loaded on the screw mandrel 11 in the mount pad 9, with the slide 12 of screw mandrel 11 by being threaded, screw mandrel 11 two ends are provided with the shoulder of axial location, two shoulders contact with the end face of bearing 10 respectively, screw mandrel 11 can not move axially, be provided with chute in the slide 12, a cutting knife 13 is loaded in the chute by trip bolt 14; Described feeding clip mechanism comprises positioning seat 15 and the material folding mount pad 16 that is individually fixed on the main shaft 5 two ends boards 1, material folding mount pad 16 is with to hold cutter mechanism 7 adjacent, material folding mount pad 16 comprises the cover plate at base plate and two ends, in material folding mount pad 16, be provided with screw mandrel 17 by bearing 18, screw mandrel 17 two ends are provided with the shoulder of axial location, two shoulders contact with a cover plate end face of bearing 18 and material folding mount pad 16 respectively, screw mandrel 17 can not move axially, screw mandrel 17 ends are installed with handle 19, the slide 20 that has installing hole is connected 19 by screw thread with screw mandrel, in this installing hole, be provided with elastic jacket 21, the front end of elastic jacket 21 is with to hold cutter mechanism 7 adjacent and be provided with three axial profile groove 21a at its front end, and be provided with the pre-large post-small conical surface that matches at elastic jacket 21 and installing hole front end, the rear end of elastic jacket 21 is positioned at outside the slide 20, and by screw thread thread bush 22 is housed in its back-end, be installed with spanner 23 on the thread bush 22, on material folding mount pad 16, also be provided with axial perpendicular dial gauge 24 with elastic jacket 21; Be provided with backstay 26 by screw thread and nut 25 on positioning seat 15, the front end of backstay 26 is positioned at main shaft 5, backstay 26 and elastic jacket 21 axially identical, and the direction of cutting knife 13 is axial vertical with the two.
During use, one end of workpiece is inserted in the elastic jacket 21, rotate thread bush 22 by spanner 23, the front end of elastic jacket 21 is subjected to the extruding of the slide 20 installing hole front end conical surfaces and shrinks, workpiece is clamped, adjust backstay 26 in axial position by nut 25 again, the end face of itself and workpiece is held out against, turning handle 19, slide 20 makes the end face of gauge head contact skate 20 of dial gauge 24 along moving axially of screw mandrel 17, be rotated further handle 19, make workpiece and backstay 26, can read displacement by dial gauge radially producing certain dislocation, make the centre of gyration off-centre of workpiece with respect to cutting knife 13, restart motor 2, by belt pulley 6, main shaft 5, cutterhead 8 drives cutting knife 13 rotations, can process eccentric grove;
Use the present invention, workpiece is motionless, and cutter rotates, and has avoided the rotational deformation of workpiece, can guarantee crudy; By adjusting position, workpiece and the backstay 26 of workpiece in elastic jacket 21 in radially the dislocation and the position of cutting knife 13, can process different eccentric groves, have that versatility is good, advantage of high processing efficiency.
Claims (3)
1. cutter of processing eccentric grove, comprise board, motor, be located at hollow main shaft on the board by bearing block and bearing, the belt pulley that connects motor and main shaft, it is characterized in that on main shaft, also being provided with and hold cutter mechanism, on board, also be provided with feeding clip mechanism, the described cutter mechanism of holding comprises the cutterhead that is fixed in main shaft one end, be fixed in the mount pad of cutterhead end face, bearing by two ends is loaded on the screw mandrel in the mount pad, with the slide of screw mandrel by being threaded, the screw mandrel two ends are provided with the shoulder of axial location, be provided with chute in the slide, a cutting knife is loaded in the chute by securing member; Described feeding clip mechanism comprises positioning seat and the material folding mount pad that is individually fixed on the board of main shaft two ends, the material folding mount pad is with to hold cutter mechanism adjacent, in the material folding mount pad, be provided with screw mandrel by bearing, the screw mandrel two ends are provided with the shoulder of axial location, the slide that has installing hole is connected with screw mandrel by screw thread, in this installing hole, be provided with elastic jacket, the front end of elastic jacket is with to hold cutter mechanism adjacent and be provided with at least three axial profile grooves at its front end, and be provided with the pre-large post-small conical surface that matches at elastic jacket and installing hole front end, the rear end of elastic jacket is positioned at outside the slide, and by screw thread thread bush is housed in its back-end, be installed with spanner on the thread bush; Be provided with backstay by screw thread and nut on positioning seat, the front end of backstay is positioned at main shaft, backstay and elastic jacket axially identical, and the direction of cutting knife is axial vertical with the two.
2. the cutter of processing eccentric grove as claimed in claim 1 is characterized in that the screw mandrel end of being located in the material folding mount pad is installed with handle.
3. the cutter of processing eccentric grove as claimed in claim 1 or 2 is characterized in that also being provided with the axial perpendicular dial gauge with elastic jacket on the material folding mount pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105634698A CN102029420B (en) | 2010-11-29 | 2010-11-29 | Cutter for machining eccentric groove |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105634698A CN102029420B (en) | 2010-11-29 | 2010-11-29 | Cutter for machining eccentric groove |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102029420A true CN102029420A (en) | 2011-04-27 |
CN102029420B CN102029420B (en) | 2012-07-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010105634698A Expired - Fee Related CN102029420B (en) | 2010-11-29 | 2010-11-29 | Cutter for machining eccentric groove |
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CN (1) | CN102029420B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102500810A (en) * | 2011-11-10 | 2012-06-20 | 大连永明数控机床有限公司 | Device capable of adjusting cutter bar |
CN104139201A (en) * | 2014-07-31 | 2014-11-12 | 浙江双飞无油轴承股份有限公司 | Automatic feeding plate slot milling machine with magnetic sucking cup |
CN105382319A (en) * | 2015-11-18 | 2016-03-09 | 江西洪都航空工业集团有限责任公司 | Machining auxiliary tool for half slot |
CN110480388A (en) * | 2019-07-25 | 2019-11-22 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | A kind of crank axle fixture and its application method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4302958A (en) * | 1978-12-27 | 1981-12-01 | Formflo Limited | Making rings from tube stock |
US4573840A (en) * | 1984-04-02 | 1986-03-04 | Lamb Technicon Corp. | Piston counterboring machine |
CN2146320Y (en) * | 1992-09-30 | 1993-11-17 | 顾斌武 | Sleeve-type internal expansion groove turning machine |
CN2858137Y (en) * | 2005-09-27 | 2007-01-17 | 韦星野 | Defect cylinder inching adjustment finish turning cutting groove blade |
-
2010
- 2010-11-29 CN CN2010105634698A patent/CN102029420B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4302958A (en) * | 1978-12-27 | 1981-12-01 | Formflo Limited | Making rings from tube stock |
US4573840A (en) * | 1984-04-02 | 1986-03-04 | Lamb Technicon Corp. | Piston counterboring machine |
CN2146320Y (en) * | 1992-09-30 | 1993-11-17 | 顾斌武 | Sleeve-type internal expansion groove turning machine |
CN2858137Y (en) * | 2005-09-27 | 2007-01-17 | 韦星野 | Defect cylinder inching adjustment finish turning cutting groove blade |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102500810A (en) * | 2011-11-10 | 2012-06-20 | 大连永明数控机床有限公司 | Device capable of adjusting cutter bar |
CN104139201A (en) * | 2014-07-31 | 2014-11-12 | 浙江双飞无油轴承股份有限公司 | Automatic feeding plate slot milling machine with magnetic sucking cup |
CN104139201B (en) * | 2014-07-31 | 2016-05-18 | 浙江双飞无油轴承股份有限公司 | Magnetic chuck auto-feed sheet material slotter |
CN105382319A (en) * | 2015-11-18 | 2016-03-09 | 江西洪都航空工业集团有限责任公司 | Machining auxiliary tool for half slot |
CN110480388A (en) * | 2019-07-25 | 2019-11-22 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | A kind of crank axle fixture and its application method |
Also Published As
Publication number | Publication date |
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CN102029420B (en) | 2012-07-04 |
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