CN103707136A - WEDM-based (wire-cut electric discharge machining based) twist drill rear face forming device - Google Patents
WEDM-based (wire-cut electric discharge machining based) twist drill rear face forming device Download PDFInfo
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- CN103707136A CN103707136A CN201310646047.0A CN201310646047A CN103707136A CN 103707136 A CN103707136 A CN 103707136A CN 201310646047 A CN201310646047 A CN 201310646047A CN 103707136 A CN103707136 A CN 103707136A
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- horizontal
- connecting plate
- column
- motor
- knife face
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
- B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
- B24B3/28—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills by swivelling the drill around an axis angularly to the drill axis
- B24B3/30—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills by swivelling the drill around an axis angularly to the drill axis and rotating the drill about its own axis
Abstract
The invention discloses a WEDM-based (wire-cut electric discharge machining based) twist drill rear face forming device comprising a bit clamping portion connected with an index table. The index table is connected with a vertical guide pair movably connected to a column. The column is connected with a horizontal screw nut assembly which is mutually perpendicular to the column. The horizontal screw nut assembly is movably connected to a horizontal connecting plate which is connected with a horizontal rotating bench. A motor is arranged on one side of the horizontal rotating bench. Through the application of the WEDM-based twist drill rear face forming device, the problems that the existing grinding-wheel cutter sharpener is complex in structure, easily causes grinding burn and is low in production efficiency are solved; the WEDM-based twist drill rear face forming device compared to the existing grinding-wheel cutter sharpener is easy to operate for cutter sharpening, causes no grinding burn, is free of grinding force, causes no rear face grinding burn, is insusceptible to cutter materials and cutter sizes, and is applicable to sharpening twist drills of various conducting cutter materials and sizes.
Description
Technical field
The invention belongs to metal cutter former technical field, be specifically related to knife face building mortion after a kind of fluted drill based on Wire EDM.
Background technology
For standard fluted drill, according to cutting requirement, after sharpening, to reach two objects, the one, the distribution of relief angle on main cutting edge answers outer rim little, and the closer to boring, core is larger, and should have suitable chisel edge angle and the forward and backward angle of chisel edge; The 2nd, the linearity of requirement main cutting edge is good.
After existing fluted drill, knife face sharpening technique, extensively adopts emery wheel sharpening, has particularly conical surface sharpening method, helicoid sharpening method, plane sharpening method, hyperboloid sharpening method and face of cylinder sharpening method etc.The subject matter that emery wheel sharpening method is deposited is: sharpening equipment complex structure, easily produce grinding burn, production efficiency is lower.
Summary of the invention
The object of the present invention is to provide knife face building mortion after a kind of fluted drill based on Wire EDM, solved existing emery wheel Sharpening device complex structure, easily produced the problem that grinding burn and production efficiency are low.
The technical solution adopted in the present invention is: knife face building mortion after the fluted drill based on Wire EDM, comprise drill bit clamping part, drill bit clamping part is connected with index table, index table is connected with vertical guide pair, vertical guide pair is articulated to column, column is connected with horizontal screw lead pair of nut, and horizontal screw lead pair of nut is mutually vertical with column; Horizontal screw lead pair of nut is articulated to horizontal connecting plate, and horizontal connecting plate is connected with and horizontally rotates workbench, and a side that horizontally rotates workbench is provided with motor.
Feature of the present invention is also,
Drill bit clamping part comprises drill chuck, and one end of drill chuck is connected with gyroaxis, and one end of gyroaxis is connected with stepper motor, and the middle part of gyroaxis is fixed on holder, and holder is connected with index table.
Index table comprises index dial, and index dial is sleeved in the cavity of casing, and the bottom of casing is connected with vertical connecting plate, and vertically a side of connecting plate is provided with two upright guide rail slide blocks, and two upright guide rail slide blocks are connected in vertical guide pair jointly.
Horizontal screw lead pair of nut comprises leading screw, and the two ends of leading screw are connected with respectively bearing block, and leading screw is connected with handwheel through one of them bearing block; One side of leading screw is connected with two horizontal guide rail slide blocks, and two horizontal guide rail slide blocks are connected to connecting plate jointly, connecting plate and column vertical and interconnection mutually, and two bearing blocks are jointly connected to and horizontally rotate on workbench.
Motor comprises motor body, and the arranged outside of motor body has motor fixing frame, and motor fixing frame is connected to and horizontally rotates workbench.
Horizontally rotate workbench and comprise horizontal box, the outside of horizontal box is connected with scale rotating disk by hold-down screw, and the direction that the inside of horizontal box and edge are parallel to scale rotating disk is provided with worm screw, and one end of worm screw is connected to stepper motor by connecting axle.
The invention has the beneficial effects as follows: after the fluted drill based on Wire EDM of the present invention, knife face building mortion sharpening is easy, compare with existing emery wheel sharpening method, without grinding burn, without grinding force, do not produce rear knife face grinding burn, not affected by cutter material and tool dimension, the fluted drill of the energy various conduction cutter materials of sharpening and dimensions.
Accompanying drawing explanation
Fig. 1 is the structural representation of knife face building mortion after the fluted drill based on Wire EDM of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the structural representation of drill bit clamping part in knife face building mortion after the fluted drill based on Wire EDM of the present invention;
Fig. 4 is the structural representation of index table in knife face building mortion after the fluted drill based on Wire EDM of the present invention;
Fig. 5 is the structural representation of horizontal screw lead pair of nut in knife face building mortion after the fluted drill based on Wire EDM of the present invention;
Fig. 6 is motor and horizontally rotate the structural representation of workbench in knife face building mortion after the fluted drill based on Wire EDM of the present invention.
In figure, 1. drill bit clamping part, 2. index table, 3. vertical guide is secondary, 4. column, 5. horizontal screw lead pair of nut, 6. horizontal connecting plate, 7. motor, 8. horizontally rotates workbench;
101. drill chucks, 102. gyroaxises, 103. stepper motors, 104. holders;
201. index dials, 202. casings, 203. vertical connecting plates, 204. upright guide rail slide blocks;
501. handwheels, 502. horizontal guide rail slide blocks, 503. leading screws, 504. connecting plates, 505. bearing blocks;
701. motor fixing frames, 702. motor bodies;
801. scale rotating disks, 802. hold-down screws, 803. horizontal box, 804. worm screws, 805. connecting axles.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described in detail.
The invention provides knife face building mortion after a kind of fluted drill based on Wire EDM, as depicted in figs. 1 and 2, comprise drill bit clamping part 1, drill bit clamping part 1 is connected with index table 2, index table 2 is connected with vertical guide pair 3, vertical guide pair 3 is articulated to column 4, and column 4 is connected with horizontal screw lead pair of nut 5, and horizontal screw lead pair of nut 5 is mutually vertical with column 4; Horizontal screw lead pair of nut 5 is articulated to horizontal connecting plate 6, and horizontal connecting plate 6 is connected with and horizontally rotates workbench 8, and a side that horizontally rotates workbench 8 is provided with motor 7.
As shown in Figure 3, drill bit clamping part 1 comprises drill chuck 101, and one end of drill chuck 101 is connected with gyroaxis 102, and one end of gyroaxis 102 is connected with stepper motor 103, and the middle part of gyroaxis 102 is fixed on holder 104, and holder 104 is connected with index table 2.
As shown in Figure 4, index table 2 comprises index dial 201, index dial 201 is sleeved in the cavity of casing 202, the bottom of casing 202 is connected with vertical connecting plate 203, one side of vertical connecting plate 203 is provided with 204, two upright guide rail slide blocks 204 of two upright guide rail slide blocks and is jointly connected in vertical guide pair 3.
As shown in Figure 5, horizontal screw lead pair of nut 5 comprises leading screw 503, and the two ends of leading screw 503 are connected with respectively bearing block 505, and leading screw 503 is connected with handwheel 501 through one of them bearing block 505; One side of leading screw 503 is connected with 502, two horizontal guide rail slide blocks 502 of two horizontal guide rail slide blocks and is jointly connected to connecting plate 504, connecting plate 504 and the mutual vertical and interconnection of column 4, and two bearing blocks 505 are jointly connected to and horizontally rotate on workbench 8.
As shown in Figure 6, motor 7 comprises motor body 702, and the arranged outside of motor body 702 has motor fixing frame 701, and motor fixing frame 701 is connected to and horizontally rotates workbench 8.
Horizontally rotate workbench 8 and comprise horizontal box 803, the outside of horizontal box 803 is connected with scale rotating disk 801 by hold-down screw 802, the direction that the inside of horizontal box 803 and edge are parallel to scale rotating disk 801 is provided with worm screw 804, and one end of worm screw 804 is connected to stepper motor 7 by connecting axle 805.
During use, first by drill bit clamping part 1, the wire electrode facing to edm of big taper bed sets, and guarantees that wire electrode and perpendicular are 14 ° of angles; Fluted drill is installed on drill chuck 101, then starts stepper motor 103, stepper motor 103 drives drill chuck 101 rotations by gyroaxis 102, and then drives the gyration of fluted drill; Rotating vertical direction guiding rail pair 3, the upright guide rail slide block 204 being fixed in vertical guide pair 3 moves up and down along with the precession of vertical guide pair 3, index table 2 can be moved up and down along with the motion of vertical guide pair 3 on column 4, the final adjustment realizing for drill chuck 101 in the vertical direction coordinates.
Rotate handwheel 501, the rotation of handwheel 501 drives leading screw 503 to rotate, two horizontal guide rail slide blocks 502 that are connected on leading screw 503 move left and right along with the precession of leading screw 503, and then drive gripper shoe 504 to move in the horizontal direction, the final adjustment realizing for drill chuck 101 coordinate in the horizontal direction.
By vertical guide secondary 3 and leading screw 503, manually adjust behind the level of drill chuck 101 and the position of vertical direction, fluted drill is usingd the axis of index table 2 cone element during as conical surface method sharpening, and under the effect of motor 7, realize drill chuck 101 along the gyration of the conical surface, by wire electrode discharge, produce galvanic corrosion again, the rear knife face of fluted drill is carried out to the sharpening of conical surface method.
By the way, after fluted drill based on Wire EDM of the present invention, blade grinding device for flank of multi has solved existing emery wheel Sharpening device complex structure, has easily produced the problem that grinding burn and production efficiency are low, after fluted drill based on Wire EDM of the present invention, blade grinding device for flank of multi sharpening is easy, compare with existing emery wheel sharpening method, without grinding burn, without grinding force, do not produce rear knife face grinding burn, not affected by cutter material and tool dimension, the fluted drill of the energy various conduction cutter materials of sharpening and dimensions.
Claims (6)
1. knife face building mortion after the fluted drill based on Wire EDM, it is characterized in that, comprise drill bit clamping part (1), described drill bit clamping part (1) is connected with index table (2), described index table (2) is connected with vertical guide pair (3), described vertical guide secondary (3) is articulated to column (4), and described column (4) is connected with horizontal screw lead pair of nut (5), and described horizontal screw lead pair of nut (5) is mutually vertical with described column (4); Horizontal screw lead pair of nut (5) is articulated to horizontal connecting plate (6), and described horizontal connecting plate (6) is connected with and horizontally rotates workbench (8), described in horizontally rotate workbench (8) a side be provided with motor (7).
2. knife face building mortion after the fluted drill based on Wire EDM as claimed in claim 1, it is characterized in that, described drill bit clamping part (1) comprises drill chuck (101), one end of described drill chuck (101) is connected with gyroaxis (102), one end of gyroaxis (102) is connected with stepper motor (103), it is upper that holder (104) is fixed at the middle part of described gyroaxis (102), and described holder (104) is connected with described index table (2).
3. knife face building mortion after the fluted drill based on Wire EDM as claimed in claim 1, it is characterized in that, described index table (2) comprises index dial (201), described index dial (201) is sleeved in the cavity of casing (202), the bottom of described casing (202) is connected with vertical connecting plate (203), vertically a side of connecting plate (203) is provided with two upright guide rail slide blocks (204), and described two upright guide rail slide blocks (204) are connected in described vertical guide secondary (3) jointly.
4. knife face building mortion after the fluted drill based on Wire EDM as claimed in claim 1, it is characterized in that, described horizontal screw lead pair of nut (5) comprises leading screw (503), the two ends of described leading screw (503) are connected with respectively bearing block (505), and leading screw (503) is connected with handwheel (501) through one of them bearing block (505); One side of described leading screw (503) is connected with two horizontal guide rail slide blocks (502), described two horizontal guide rail slide blocks (502) are connected to connecting plate (504) jointly, described connecting plate (504) and described column (4) vertical and interconnection mutually, horizontally rotate on workbench (8) described in described two bearing blocks (505) are connected to jointly.
5. knife face building mortion after the fluted drill based on Wire EDM as claimed in claim 1, it is characterized in that, described motor (7) comprises motor body (702), the arranged outside of described motor body (702) has motor fixing frame (701), described in described motor fixing frame (701) is connected to, horizontally rotates workbench (8).
6. knife face building mortion after the fluted drill based on Wire EDM as claimed in claim 1, it is characterized in that, the described workbench (8) that horizontally rotates comprises horizontal box (803), the outside of described horizontal box (803) is connected with scale rotating disk (801) by hold-down screw (802), the direction that the inside of described horizontal box (803) and edge are parallel to described scale rotating disk (801) is provided with worm screw (804), and one end of described worm screw (804) is connected to described stepper motor (7) by connecting axle (805).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646047.0A CN103707136B (en) | 2013-12-03 | 2013-12-03 | Knife face building mortion after fluted drill based on Wire EDM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646047.0A CN103707136B (en) | 2013-12-03 | 2013-12-03 | Knife face building mortion after fluted drill based on Wire EDM |
Publications (2)
| Publication Number | Publication Date |
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| CN103707136A true CN103707136A (en) | 2014-04-09 |
| CN103707136B CN103707136B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310646047.0A Expired - Fee Related CN103707136B (en) | 2013-12-03 | 2013-12-03 | Knife face building mortion after fluted drill based on Wire EDM |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345181A (en) * | 2015-11-23 | 2016-02-24 | 陕西理工学院 | Interpolated type linear cutting forming device for rear tool face of twist drill |
| CN105403386A (en) * | 2015-11-05 | 2016-03-16 | 郑州轻工业学院 | Rotor experiment table with centering adjustment and detection functions |
| CN107813193A (en) * | 2017-10-18 | 2018-03-20 | 五邑大学 | A kind of cutter automatic sharpening equipment and its grinding method |
| CN110450408A (en) * | 2019-08-12 | 2019-11-15 | 陕西理工大学 | A kind of 3D printer |
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| CN102407464A (en) * | 2011-11-23 | 2012-04-11 | 陕西理工学院 | Device for spirally grinding back knife face of spiral drill based on electrospark wire cutting |
| CN203579328U (en) * | 2013-12-03 | 2014-05-07 | 陕西理工学院 | Twist drill back cutter surface forming device based on electric spark line cutting |
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2013
- 2013-12-03 CN CN201310646047.0A patent/CN103707136B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4716688A (en) * | 1985-05-11 | 1988-01-05 | Karl Reiling | Fixture for holding a hole-cutting tool having cutting edges to be ground |
| CN2040017U (en) * | 1988-09-15 | 1989-06-28 | 清华大学 | Numerical control rotation electric spark processing machine |
| CN2099839U (en) * | 1991-06-03 | 1992-03-25 | 大连理工大学 | Triple wedge firmly braced elastic riveted pipe |
| CN1099839A (en) * | 1993-08-31 | 1995-03-08 | 韩国布鲁克斯维奇公司 | Door locking apparatus |
| CN2199839Y (en) * | 1994-06-21 | 1995-06-07 | 宁山岭 | Automatic dividing group drill sharpening device and cutter grinding machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403386A (en) * | 2015-11-05 | 2016-03-16 | 郑州轻工业学院 | Rotor experiment table with centering adjustment and detection functions |
| CN105345181A (en) * | 2015-11-23 | 2016-02-24 | 陕西理工学院 | Interpolated type linear cutting forming device for rear tool face of twist drill |
| CN105345181B (en) * | 2015-11-23 | 2018-06-29 | 陕西理工学院 | Knife face insertion packing wire cutting building mortion after fluted drill |
| CN107813193A (en) * | 2017-10-18 | 2018-03-20 | 五邑大学 | A kind of cutter automatic sharpening equipment and its grinding method |
| CN110450408A (en) * | 2019-08-12 | 2019-11-15 | 陕西理工大学 | A kind of 3D printer |
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| Publication number | Publication date |
|---|---|
| CN103707136B (en) | 2016-05-18 |
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