CN201544072U - Drill grinding machine - Google Patents
Drill grinding machine Download PDFInfo
- Publication number
- CN201544072U CN201544072U CN2009202559397U CN200920255939U CN201544072U CN 201544072 U CN201544072 U CN 201544072U CN 2009202559397 U CN2009202559397 U CN 2009202559397U CN 200920255939 U CN200920255939 U CN 200920255939U CN 201544072 U CN201544072 U CN 201544072U
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- drill bit
- rocking arm
- major axis
- motor
- shaft
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Abstract
The utility model discloses a drill grinding machine which mainly comprises a base, a rocker shaft, a bearing support, a motor and a grinding wheel arranged on the main shaft of the motor. The motor is arranged on the base in a sliding mode by means of a first reciprocating drive unit and is locked and positioned by means of a fastening piece; the bearing support is arranged on the base in a sliding mode by means of a second reciprocating drive unit; the rocker shaft consists of a long shaft and a connection shaft, wherein one end of the long shaft is arranged inside the bearing support while the other end is in sliding connection with the connection shaft in the radial direction of the rocker shaft and is locked and positioned by means of a fastening piece; the connection shaft is in rotating connection with a fixing device of the drill and is locked and positioned by means of a fastening piece; the first reciprocating drive unit and the second reciprocating drive unit are used for adjusting the lateral separation and the longitudinal separation between the drill and the grinding wheel. The drill grinding machine is simple in structure, economical and practical, and convenient in operation, and is capable of grinding various drills with high precision, high speed and high efficiency.
Description
Technical field
The utility model relates to drill bit grinding attachment technical field, relates in particular to a kind of drill bit grinder.
Background technology
Drill bit is a kind of cutting element the most frequently used in the industrial production, can bore the various metal materials in cave, as casting in bronze iron steel etc., also can the various nonmetallic materials of drilling, and as concrete brick material plastics etc., therefore, its purposes is very extensive.The individual various cutting angles of drill bit generally use the complex apparatus grinding to form by drill produced producer.The drill bit user does not generally have this equipment, so drill bit wearing and tearing in a single day or damaged just can only be leaned on manual reconditioning, difficulty is very big.Problems such as relief angle is wayward, polishing or two cutting edges are not asymmetric appear in hand grinding easily in addition, cause drill thrust and torque to increase, the workpiece aperture is bigger than normal and problem such as the rapid rust of drill bit, thereby workpiece quality is descended, machining period increases, so the drill bit reconditioning is a difficult problem of China's mechanical processing industry.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned the deficiencies in the prior art, provides a kind of simple in structure, economical and practical, the drill bit grinder that grinding accuracy is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of drill bit grinder, comprise base; rocker arm shaft, bearing block, motor, be installed in emery wheel, first reciprocating drive unit, second reciprocating drive unit and drill bit fixture on the electric machine main shaft; motor is slidingly mounted on the base by first reciprocating drive unit and can passes through the securing member locking positioning; bearing block is slidingly mounted on the base by second reciprocating drive unit, by securing member first reciprocating drive unit and second reciprocating drive unit is fixed on the base; Rocker arm shaft is made of rocking arm major axis and rocking arm connecting axle, and rocking arm major axis one end is installed in the bearing, and the other end and rocking arm connecting axle radially slide along rocker arm shaft and be connected and by the securing member locking positioning; Rocking arm connecting axle and drill bit fixture are rotationally connected and pass through the securing member locking positioning; Regulate first reciprocating drive unit and second reciprocating drive unit, can be with drill bit near emery wheel.
As the further improved technical scheme of the utility model, eccentric shaft also is installed on the rocking arm major axis, the projection on the eccentric shaft stretches in the eccentric orfice on the rocking arm connecting axle, when eccentric shaft rotates, drives rocking arm connecting axle moving radially along rocker arm shaft.
As the further improved technical scheme of the utility model, the eccentric pointer that also is provided with the eccentric scale dish and cooperates with the eccentric scale dish, the eccentric scale dish is fixedlyed connected with eccentric shaft is coaxial, and eccentric pointer is arranged on the rocking arm connecting axle.
As the further improved technical scheme of the utility model, it is characterized in that: also be provided with rocker arm shaft set lever and rocking arm dial; the coaxial successively setting of rocker arm shaft set lever, rocking arm dial and bearing block; wherein the rocker arm shaft set lever is threaded with the rocking arm major axis; the rocking arm dial is fixedlyed connected with rocker arm shaft; rotate the rocking arm set lever, make rocker arm shaft and bearing block locking positioning.
As the further improved technical scheme of the utility model, described drill bit fixture comprises major axis, major axis connecting rod, drill bit is pressed on drill bit hold down gag, the drill bit radial location device on the major axis and regulates the drill bit axial direction positioning device of drill bit with respect to the overhang of major axis termination; Described major axis connecting rod one end and the rocking arm connecting axle is rotationally connected and by the securing member locking positioning, the other end and major axis are slidingly connected and pass through the securing member locking positioning; Drill bit hold down gag and drill bit axial direction positioning device are slidingly mounted on the major axis respectively and pass through the securing member locking positioning; Drill bit radial location device is arranged on the major axis termination.
As the further improved technical scheme of the utility model, described major axis side face prolongs and axially has V-shaped groove and two U-shaped chutes; Described major axis connecting rod one end is a bayonet socket, two U-shaped chutes on described bayonet socket and the major axis fasten, an end that is provided with bayonet socket at the major axis connecting rod also has a slit, described slit is divided into two parts up and down vertically with the termination of major axis connecting rod, by securing member described up and down two parts are compressed the slit is diminished, and then with major axis connecting rod and major axis locking positioning; Described drill bit hold down gag comprises drill bit pressed seat and drill bit briquetting, the drill bit briquetting is located in the drill bit pressed seat, drill bit pressed seat one end is a bayonet socket, two U-shaped chutes on bayonet socket and the major axis fasten, the drill bit pressed seat other end is provided with hold-down apertures, securing member passes hold-down apertures and is connected with the drill bit briquetting, regulates securing member drill bit is pressed abd fixed on the major axis; Described drill bit radial location device comprises pilot pin and is fixed on two pressing plates of major axis end face, between described two pressing plates a slit is arranged, pilot pin is passed the slit between described two pressing plates, by the adjusting securing member two pressing plates is compressed pilot pin is fixed between two pressing plates; Described drill bit axial direction positioning device is the drill bit block, and the axial cross section of block cross section and major axis is suitable, and block one end has bayonet socket, and two U-shaped chutes on bayonet socket and the major axis fasten.
As the further improved technical scheme of the utility model, the major axis connecting rod is connected by bolt with the rocking arm connecting axle, drift angle dial with the coaxial setting of bolt also is installed on the described major axis connecting rod, on the rocking arm connecting axle, is provided with the drift angle pointer that matches with the drift angle dial; The side face of described major axis is axially arranged with rule.
As the further improved technical scheme of the utility model, described first reciprocating drive unit comprises motor planker, motor guiding slide bar, motor-driven screw mandrel, pull bar; Motor is fixedly mounted on the motor planker; Pull bar one end and base flexibly connect, and the other end is a free end, and motor guiding slide bar is fixedly mounted on the base; The motor planker is installed on the motor guiding slide bar by the guide chute of being located at its bottom surface, by bolt with motor planker and base locking positioning; Motor-driven screw mandrel one end and motor planker flexibly connect, and the other end and pull bar are rotationally connected; When leading sliding pole axis when spurring the free end of pull bar along motor, motor-driven screw mandrel drive motors planker moves along motor guiding slide bar.
As the further improved technical scheme of the utility model, described second reciprocating drive unit comprises that rocking arm planker, rocking arm guiding slide bar, rocking arm drive screw mandrel and feeding handwheel; Rocking arm guiding slide bar is fixedly mounted on the base, and the rocking arm planker is installed on the rocking arm guiding slide bar by the guide chute of being located at its bottom surface, and bearing block is fixedly mounted on the rocking arm planker; Rocking arm drives screw mandrel one end and is connected with the rocking arm planker, and the other end is installed into to handwheel; When rotating the feeding handwheel, rocking arm drives screw mandrel and moves relative to the feeding handwheel, and then drive rocking arm planker moves along rocking arm guiding slide bar.
As the further improved technical scheme of the utility model, also comprise the feeding dial that is fixedly mounted on the base, the feeding dial drives the coaxial setting of screw mandrel with rocking arm, and the feeding handwheel is provided with the feeding pointer that matches with the feeding dial.
The utility model is rotatably connected rocking arm connecting axle and drill bit fixture by securing member, and the drill bit fixture is regulated securing member rocking arm connecting axle and drill bit fixture are fixed around the rotation of the center of drift angle dial, realizes the adjustment of drift angle; Rotation eccentric axis makes the rocking arm connecting axle prolong moving radially of rocker arm shaft, thereby adjusts the side-play amount of the centre of gyration of bit central and rocker arm shaft, realizes the adjustment of drill bit relief angle; Motor and rocker arm bracket movably are installed on the base respectively, device can be realized axial location and the radial location and the tough location of drill bit spiral of drill bit, on major axis, be provided with scale, on the major axis connecting rod, be provided with the drift angle dial, on eccentric shaft, be provided with the eccentric scale dish, on the rocking arm major axis, be provided with the rocking arm dial, therefore drill bit can be stablized firm being installed on the drill positioning device, also can realize the accurate location between drill bit and the emery wheel.In a word, the utility model is simple in structure, and is economical and practical, use easy to operate, the grinding accuracy height, speed is fast, the efficient height, and can the multiple drill bit of grinding, as two relief angle drill bits, Double Tops angular bit head, thin drilling bit, solid center bit, step drill bit and Ni Zhifu drill bit etc.
Description of drawings
Fig. 1 is that the master of embodiment 1 looks schematic diagram.
Fig. 2 is the schematic top plan view of embodiment 1.
Fig. 3 is the eccentric shaft schematic diagram of embodiment 1.
Fig. 4 is the major axis connecting rod structural representation of embodiment 1.
Fig. 5 is the drill bit radial location device schematic diagram of embodiment 1.
Fig. 6 is the rocker arm shaft structural representation of embodiment 1.
Fig. 7 is major axis and the drill bit radial location apparatus structure schematic diagram of embodiment 1.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described further.
Referring to Fig. 1 and Fig. 2, the utility model mainly comprises base 1, rocker arm shaft 2, bearing block 3, drill bit fixture, motor 5 and is installed in emery wheel 7 on motor 5 main shafts, and the spark when preventing grinding splashes, and also is provided with wheel-guard in emery wheel 7 outsides; Motor 5 moves by first reciprocating drive unit and is installed on the base 1, first reciprocating drive unit comprises motor planker 15, motor guiding slide bar 16 and motor-driven screw mandrel 21 and pull bar 22, motor 5 is fixedly mounted on the motor planker 15, pull bar 22 1 ends and base 1 flexibly connect, the other end is a free end, motor guiding slide bar 16 is fixedly mounted on the base 1 by slider block, motor planker 15 is installed on the motor guiding slide bar 16 by the guide chute of being located at its bottom surface, with motor planker (15) and base (1) locking positioning, motor guiding slide bar 16 is suitable with guide chute by bolt; Motor-driven screw mandrel 21 1 ends and motor planker 15 flexibly connect, the other end and pull bar 22 are rotationally connected, when the slide bar 16 that leads along motor axially spurs the free end of pull bars 22, pull bar 22 drives motor-driven screw mandrel 21 and moves, motor-driven screw mandrel 21 drives motor planker 15 and moves along motor guiding slide bar 16, finally drive motor 5 and move, to realize the adjusting of the lateral separation between drill bit and the emery wheel 7 along motor guiding slide bar 16 by motor planker 15.
Constitute by rocking arm major axis 2-1 and rocking arm connecting axle 2-2 referring to Fig. 1, Fig. 2, Fig. 6 and Fig. 7 rocker arm shaft 2; rocking arm major axis 2-1 one end is installed in the bearing block 3; rocking arm major axis 2-1 and rocker arm bracket 3 can relatively rotate; on rocking arm major axis 2-1 eccentric shaft 4 is installed also; the projection 8 on the eccentric shaft 4 stretches in the eccentric orfice 9 on the rocking arm connecting axle 2-2; when eccentric shaft 4 rotates, drive rocking arm connecting axle 2-2 moving radially along rocker arm shaft 2; Coaxial fixedlying connected on eccentric scale dish 6 and the eccentric shaft 4, rocking arm connecting axle 2-2 is provided with the eccentric pointer that cooperates with eccentric scale dish 6; Rocking arm major axis 2-1 is connected by bolt with rocking arm connecting axle 2-2, screws bolt with rocking arm major axis 2-1 and rocking arm connecting axle 2-2 locking positioning, realizes the adjustment of relief angle thus; The termination of rocking arm major axis 2-1 in rocker arm shaft set lever 18 and the bearing block 3 is threaded; rocking arm dial 17 and rocker arm shaft 2 coaxial fixedlying connected; rotation rocking arm set lever 17; the radially anchor ring of rocking arm dial 17 is closely contacted with rocker arm bracket 3 end faces, and then rocker arm shaft 2 is locked mutually with rocker arm bracket 3.
Referring to Fig. 1, Fig. 2, Fig. 4 and Fig. 5, rocking arm connecting axle 2-2 and major axis connecting rod 11 are connected by bolt, also are provided with regulating handle on the bolt, stir regulating handle bolt is screwed, thereby major axis connecting rod 11 and rocking arm connecting axle 2-2 are locked; Drift angle dial 20 with the coaxial setting of bolt also is installed on the described major axis connecting rod 11, on rocking arm connecting axle 2-2, is provided with the drift angle pointer that matches with drift angle dial 20; Side face at major axis 10 is axially arranged with rule, prolongs it and axially have V-shaped groove and two U-lags on major axis 10 side faces; Major axis connecting rod 11 other ends are bayonet socket, two U-lags on described bayonet socket and the major axis 10 fasten, an end that is provided with bayonet socket at major axis connecting rod 11 also has a slit, described slit is divided into two parts up and down with the termination of major axis connecting rod 11 together with bayonet socket, by bolt described up and down two parts are compressed the slit is diminished, and then major axis connecting rod 11 fixedlyed connected with major axis 10, the bolt end also is provided with regulating handle; Described drill bit hold down gag 12 comprises drill bit pressed seat 12-1 and drill bit briquetting 12-2, drill bit briquetting 12-2 is located in the drill bit pressed seat 12-1, drill bit pressed seat 12-1 one end is a bayonet socket, two U-lags on bayonet socket and the major axis 10 fasten, the drill bit pressed seat 12-1 other end is provided with hold-down apertures 12-3, bolt passes hold-down apertures 12-3 and is connected with drill bit briquetting 12-2, regulates bolt drill bit is fixed on the major axis 10; Described drill bit radial location device 13 comprises pilot pin 13-1 and is fixed on two pressing plate 13-2 of major axis end face, between described two pressing plate 13-2 a slit is arranged, pilot pin 13-1 passes the slit between described two pressing plate 13-2, by the adjusting bolt two pressing plate 13-2 is compressed pilot pin 13-1 is fixed between two pressing plate 13-2; Described drill bit axial direction positioning device 14 is the drill bit block, the axial cross section of block cross section and major axis 10 is suitable, and block one end has bayonet socket, and two U-lags on bayonet socket and the major axis 10 fasten, by bolt the drill bit block is fixed on the major axis 10, the bolt end also is provided with regulating handle.
The use of the utility model drill bit grinder is, drill bit at first is installed, promptly unclamp the bolt on the drill bit hold down gag, make between the V-shaped groove of drill bit briquetting and major axis enough spaces are arranged, then drill bit is put into V-shaped groove, unclamp the bolt on the drill bit radial location device again, adjust the genuine overhang in location, make the top of pilot pin insert 1mm in the helical flue of drill, adjust drill bit and stretch out; Amount is the pilot pin center 4mm of drill bit top cutting edge office, and this moment, by tight drill bit, mobile block made the block front end face contact with the drill bit rear end face, screws bolt, and block is fixed on the major axis again; Then rotary drilling-head is that a spiral of drill bit is tough to be contacted with pilot pin, and drill edge is parallel with the pilot pin center line at this moment, mobile drill bit hold down gag is to the middle part of drill bit, and aim at a certain peak of drill bit helical edges, and screw bolt, make the drill bit briquetting compress drill bit; Then be to adjust drift angle, promptly unclamp bolt, make the major axis connecting rod relative with the rocking arm connecting axle movable, hold major axis, around the rotation of the center of eccentric scale dish, arrive required drift angle value, screwing bolt then, the value that drift angle is commonly used is 120 degree; Then adjust relief angle, the utility model is realized the adjustment of relief angle by adjusting the side-play amount of the bit central and the grinding centre of gyration, promptly unclamps bolt, and rotation eccentric axis reaches required relief angle value, screws bolt again; At last, carry out grinding action, promptly the right hand is held major axis, is that drill axis is horizontal, and left hand rotates the operating electrical machines reciprocating drive unit, and the move left and right emery wheel makes grinding wheel width can cover the drill edge width; Regulate the rocking arm reciprocating drive unit then, be to be drilled with cutting edge near emery wheel, follow starter motor, the right hand is held major axis, the reciprocally swinging of reaching the standard grade, left hand shakes handwheel simultaneously, be that drill bit moves closer to emery wheel, wear into smooth taper seat gradually, and remember the scale value of the rocking arm dial of this moment up to back knife face drill edge, at last, above-mentioned each parts are resetted, second cutting edge of drill bit carried out grinding, arrive identical scale value up to the feeding dial with same way, at this moment, the drill bit of a cutting edge symmetry suddenly.
Be to the illustrating of the use of the utility model drill bit grinder above, this drill bit grinder equally can other drill bits of grinding, such as two relief angle drill bits, Double Tops angular bit head, thin drilling bit, solid center bit, step drill bit and Ni Zhifu drill bit etc.
Claims (10)
1. a drill bit grinder mainly comprises base (1), rocker arm shaft (2), bearing block (3), motor (5), is installed in emery wheel (7), first reciprocating drive unit, second reciprocating drive unit and drill bit fixture on motor (5) main shaft; Motor (5) is slidingly mounted on base (1) by first reciprocating drive unit upward also can pass through the securing member locking positioning, bearing block (3) is slidingly mounted on the base (1) by second reciprocating drive unit, it is characterized in that: rocker arm shaft (2) is made of rocking arm major axis (2-1) and rocking arm connecting axle (2-2); rocking arm major axis (2-1) end is installed in the bearing block (3), and the other end radially slides to be connected also along rocker arm shaft (2) with rocking arm connecting axle (2-2) and can pass through the securing member locking positioning; Rocking arm connecting axle (2-2) is rotationally connected with the drill bit fixture and can passes through the securing member locking positioning; By first reciprocating drive unit and second reciprocating drive unit, regulate lateral separation and fore-and-aft distance between drill bit and the emery wheel (7).
2. drill bit grinder according to claim 1, it is characterized in that: eccentric shaft (4) also is installed on rocking arm major axis (2-1), projection (8) on the eccentric shaft (4) stretches in the eccentric orfice (9) on the rocking arm connecting axle (2-2), when eccentric shaft (4) rotates, drive rocking arm connecting axle (2-2) moving radially along rocker arm shaft (2).
3. drill bit grinder according to claim 2, it is characterized in that: the eccentric pointer that also is provided with eccentric scale dish (6) and cooperates with eccentric scale dish (6), eccentric scale dish (6) and coaxial the fixedlying connected of eccentric shaft (4), eccentric pointer is arranged on the rocking arm connecting axle (2-2).
4. drill bit grinder according to claim 1, it is characterized in that: also be provided with rocker arm shaft set lever (18) and rocking arm dial (17); rocker arm shaft set lever (18), rocking arm dial (17) and the coaxial successively setting of bearing block (3); wherein rocker arm shaft set lever (18) is threaded with rocking arm major axis (2-1); rocking arm dial (17) is fixedlyed connected with rocker arm shaft (2); rotate rocking arm set lever (18), make rocker arm shaft (2) and bearing block (3) locking positioning.
5. according to claim 1 or 2 or 3 or 4 described drill bit grinders, it is characterized in that: described drill bit fixture comprises major axis (10), major axis connecting rod (11), drill bit is pressed on drill bit hold down gag (12), the drill bit radial location device (13) on the major axis (10) and regulates the drill bit axial direction positioning device (14) of drill bit with respect to the overhang of major axis (10) termination; Described major axis connecting rod (11) one ends and rocking arm connecting axle (2-2) is rotationally connected and by the securing member locking positioning, the other end and major axis (10) are slidingly connected and pass through the securing member locking positioning; Drill bit hold down gag (12) and drill bit axial direction positioning device (14) are slidingly mounted on the major axis (10) respectively and pass through the securing member locking positioning; Drill bit radial location device (13) is arranged on major axis (10) termination.
6. drill bit grinder according to claim 5 is characterized in that: described major axis (10) side face prolongs and axially has V-shaped groove and two U-shaped chutes; Described major axis connecting rod (11) one ends are bayonet socket, two U-shaped chutes on described bayonet socket and the major axis (10) fasten, an end that is provided with bayonet socket at major axis connecting rod (11) also has a slit, described slit is divided into two parts up and down vertically with the termination of major axis connecting rod (11), by securing member described up and down two parts are compressed the slit is diminished, and then with major axis connecting rod (11) and major axis (10) locking positioning; Described drill bit hold down gag (12) comprises drill bit pressed seat (12-1) and drill bit briquetting (12-2), drill bit briquetting (12-2) is located in the drill bit pressed seat (12-1), drill bit pressed seat (12-1) end is a bayonet socket, two U-shaped chutes on bayonet socket and the major axis (10) fasten, drill bit pressed seat (12-1) other end is provided with hold-down apertures (12-3), securing member passes hold-down apertures (12-3) and is connected with drill bit briquetting (12-2), regulates securing member drill bit is pressed abd fixed on the major axis (10); Described drill bit radial location device (13) comprises pilot pin (13-1) and is fixed on two pressing plates (13-2) of major axis end face, between described two pressing plates (13-2) slit is arranged, pilot pin (13-1) is passed the slit between described two pressing plates (13-2), by the adjusting securing member two pressing plates (13-2) is compressed pilot pin (13-1) is fixed between two pressing plates (13-2); Described drill bit axial direction positioning device (14) is the drill bit block, and the axial cross section of block cross section and major axis (10) is suitable, and block one end has bayonet socket, and two U-shaped chutes on bayonet socket and the major axis (10) fasten.
7. drill bit grinder according to claim 6, it is characterized in that: major axis connecting rod (11) is connected by bolt with rocking arm connecting axle (2-2), drift angle dial (20) with the coaxial setting of bolt also is installed on the described major axis connecting rod (11), on rocking arm connecting axle (2-2), is provided with the drift angle pointer that matches with drift angle dial (20); The side face of described major axis (10) is axially arranged with rule.
8. according to claim 1 or 2 or 3 or 4 described drill bit grinders, it is characterized in that: described first reciprocating drive unit comprises motor planker (15), motor guiding slide bar (16), motor-driven screw mandrel (21) and pull bar (22); Motor (5) is fixedly mounted on the motor planker (15); Pull bar (21) one ends and base (1) flexibly connect, and the other end is a free end, and motor guiding slide bar (16) is fixedly mounted on the base (1); Motor planker (15) is installed on the motor guiding slide bar (16) by the guide chute of being located at its bottom surface, by bolt with motor planker (15) and base (1) locking positioning; Motor-driven screw mandrel (21) one ends and motor planker (15) flexibly connect, and the other end and pull bar (22) are rotationally connected; When the slide bar (16) that leads along motor axially spurred the free end of pull bar (22), motor-driven screw mandrel (21) drive motors planker (15) moved along motor guiding slide bar (16).
9. according to claim 1 or 2 or 3 or 4 described drill bit grinders, it is characterized in that: described second reciprocating drive unit comprises that rocking arm planker (23), rocking arm guiding slide bar (24), rocking arm drive screw mandrel (25) and feeding handwheel (26); Rocking arm guiding slide bar (24) is fixedly mounted on the base (1), and rocking arm planker (23) is installed on the rocking arm guiding slide bar (24) by the guide chute of being located at its bottom surface, and bearing block (3) is fixedly mounted on the rocking arm planker (23); Rocking arm drives screw mandrel (25) one ends and is connected with rocking arm planker (23), and the other end is installed into to handwheel (26); When rotating feeding handwheel (26), rocking arm drives screw mandrel (25) and moves relative to feeding handwheel (26), and then it is mobile along rocking arm guiding slide bar (24) to drive rocking arm planker (23).
10. drill bit grinder according to claim 9, it is characterized in that: also comprise the feeding dial (19) that is fixedly mounted on the base (1), feeding dial (19) drives the coaxial setting of screw mandrel (25) with rocking arm, and feeding handwheel (26) is provided with the feeding pointer that matches with feeding dial (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202559397U CN201544072U (en) | 2009-11-27 | 2009-11-27 | Drill grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202559397U CN201544072U (en) | 2009-11-27 | 2009-11-27 | Drill grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201544072U true CN201544072U (en) | 2010-08-11 |
Family
ID=42599230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202559397U Expired - Lifetime CN201544072U (en) | 2009-11-27 | 2009-11-27 | Drill grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201544072U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708581B (en) * | 2009-11-27 | 2011-10-12 | 南京唯高机械制造有限公司 | Drill bit grinder |
| CN104416424A (en) * | 2013-09-02 | 2015-03-18 | 内蒙古北方重工业集团有限公司 | Device for polishing rear angle of combined drill bit cutter |
-
2009
- 2009-11-27 CN CN2009202559397U patent/CN201544072U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708581B (en) * | 2009-11-27 | 2011-10-12 | 南京唯高机械制造有限公司 | Drill bit grinder |
| CN104416424A (en) * | 2013-09-02 | 2015-03-18 | 内蒙古北方重工业集团有限公司 | Device for polishing rear angle of combined drill bit cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100811 Effective date of abandoning: 20091127 |