CN201415347Y

CN201415347Y - Cutter aligning device of end mill grinder

Info

Publication number: CN201415347Y
Application number: CN2009201305660U
Authority: CN
Inventors: 冯雨勤
Original assignee: 冯雨勤
Current assignee: Taizhou Liyou Precision Machinery Co., Ltd.
Priority date: 2009-04-10
Filing date: 2009-04-10
Publication date: 2010-03-03
Anticipated expiration: 2019-04-10

Abstract

The utility model discloses a cutter aligning device of an end mill grinder. The cutter aligning device comprises a bottom plate, a jacket fixing base fixed on one side of the upper part of the bottomplate, and a stepped shaft on the other side, wherein there small stop blocks and one large stop block are arranged on the jacket fixing base; the lower end face of the large stop block is in contactwith the surface of the bottom plate; a cutter length adjusting plate is also hinged on the jacket fixing base; an upper rotating shaft fixing sheath is fit-mounted on the small end of the stepped shaft; a support plate is mounted on the upper rotating shaft fixing sheath; an adjusting plate fixing base is arranged on the other side of the support plate; and a blade adjusting stop block with adjustable spacing is arranged in the adjusting plate fixing base. The device also includes a tubular fixing sheath with a square stage and a tubular jacket fitting to the inner cavity of the fixing sheath. The cutter aligning device is convenient and accurate in aligning cutters so as to facilitate the improvement of the grinding quality of the milling cutter.

Description

The tool setting device of end mill(ing) cutter grinder

Technical field

The utility model relates to a kind of end mill(ing) cutter grinder, relates in particular to a kind of tool setting device of end mill(ing) cutter grinder.

Background technology

The end mill(ing) cutter grinder is that a kind of end mill(ing) cutter that used cutting edge has been worn and torn of using always grinds again, makes milling cutter can grind use repeatedly, prolongs the service life of milling cutter greatly; Milling cutter needs to adjust the length of milling cutter and the direction of milling cutter cutting edge by the tool setting device of milling cutter grinder before grinding.

As shown in Figure 1 and Figure 2, when existing equipment carried out the milling cutter tool setting, the milling cutter 202 that will grind was earlier put into corresponding milling cutter special fixture group 201 (what grind as need is the special fixture group that the cutter of four swords is then selected four swords); The special fixture group 201 that will install milling cutter 202 is again put into the pedestal 203 of tool setting device, and the step end face 210 of anchor clamps group 201 and the datum plane of pedestal 203 are contacted, manually adjust the length that milling cutter 202 stretches out special fixture group 201, the blade point 105 of milling cutter is contacted with the tool setting table top 213 of pedestal, it is definite that then milling cutter 202 stretches out the length of anchor clamps group 201, knob 205 on the rotating basis 203 is adjusted baffle plate 204 and is made it corresponding with the distance of the milling cutter needs that need to grind to the distance at milling cutter center, hand rotation milling cutter 202 makes milling cutter cutting edge face 104 contact with the side 204 of baffle plate, locking fixture is fixed milling cutter 202 and anchor clamps group, take out the anchor clamps group then, the cutter of adjusting is ground according to processing sequence.

In existing milling cutter grinder, milling cutter is adjusted tool length and direction simultaneously in tool setting device, downward because of the cutting edge of cutter, eyes can't be observed whether putting in place of adjustment, when particularly adjusting the edge direction of the less cutter of diameter, less because of the scope of operation, when cutting edge wearing and tearing sometimes are serious, there is the situation not in place of adjusting, then tool setting is more inaccurate less than the cutter of φ 4, sometimes need to debug repeatedly, the tool setting cycle is long, and inaccurate.Not of uniform size because of various milling cutter ' s helix angles, and the minor diameter milling cutter can be than the big problem of major diameter milling cutter processing capacity when exist grinding tool point angle, when grinding the back bevel angles, occurring cutting edge sometimes is the phenomenon of wedge angle, when being wedge angle because of cutting edge, milling cutter weares and teares when machining easily, influences the service life of cutter.

The utility model content

The utility model uses trouble in order to solve existing milling cutter tool setting device, and the inaccurate shortcoming of tool setting provides a kind of tool setting device of end mill(ing) cutter grinder, and its tool setting is easy, accurate.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of tool setting device of end mill(ing) cutter grinder comprises a base plate.Described base plate top one side is fixed with the chuck holder, and opposite side is provided with a step axle; Three little blocks and a big block are housed on the chuck holder, and the lower surface of big block and the plane contact of base plate also are hinged with the long adjustable plate of a cutter on the chuck holder; Be combined with the rotating shaft fixed cover on the small end of step axle, on the last rotating shaft fixed cover gripper shoe be housed, the opposite side of gripper shoe is equipped with the adjustable plate holder, is provided with the adjustable sword of spacing in the adjustable plate holder and regulates block; This device also comprises tubulose fixed cover and tubulose chuck adaptive with the fixed cover inner chamber of the side's of having platform.

Described chuck holder is made of two parallel plate bodys, is provided with coaxial at two plate bodys middle parts and perpendicular to the through hole of base plate; Block is arranged on the avris of top plate; The middle part of the long adjustable plate of cutter and bottom plate are hinged, and one corrects through hole is covered; Described side's platform and chuck holder upper surface are adaptive; Be provided with the chuck lock screw that cooperates inner chamber at the fixed cover sidepiece, the chuck sidepiece is provided with the milling cutter lock screw that cooperates inner chamber.

Described adjustable plate holder is cylindrical, in a big circular hole platform is arranged, circular adjustable plate fixed head is housed in the circular hole platform, link to each other with the adjustable plate holder by two alignment pins, the step end face of circular hole platform contacts with the end face of adjustable plate fixed head, an end face has 2 circular holes on the adjustable plate fixed head, cooperates with alignment pin.

On the described adjusting fixed head blade adjustable plate is housed, regulate an outstanding annulus is arranged on the fixed head, the external diameter of annulus cooperates with the hole of blade adjustable plate, two blades are housed on the blade adjustable plate regulate block, it is rectangle that described blade is regulated block, one end face has a waist shape boss, boss passes the blade adjustable plate and regulates the end face of fixed head, waist shape boss cooperates the side of boss that one groove is arranged with the mounting hole of regulating fixed head, there is a snap ring pad to be contained on the boss, one end face links to each other with the end face of regulating fixed head, snap ring is stuck in the groove of boss, to regulate fixed head and the blade adjustable plate is fixed together by snap ring pad and snap ring, the blade adjustable plate can rotate freely around the center by the relative adjustment fixed head, and the blade adjustable plate has an outstanding spanner, by moving spanner, blade adjustable plate relative adjustment fixed head is rotated, in the mounting hole of regulating fixed head, do rectilinear motion thereby drive blade adjusting block; On regulate holder a cylindrical adjustable plate loam cake is housed, an end face has an outstanding annulus, and the external diameter of annulus cooperates with the internal diameter of regulating holder, and the end face of annulus links to each other with the end face of regulating fixed head.

Described step axle is arranged in the lower rotary shaft fixed cover, and the lower rotary shaft fixed cover is fixed on the base plate, the end face of the big end of step axle and the plane contact of base plate; The end face of the small end of step axle is equipped with circular positive stop, is locked on the step axle by screw, and there is an aperture side of the small end of step axle, and alignment pin is housed in the hole, alignment pin and step axle tight fit; Described upward rotating shaft fixed cover and step axle are matched in clearance, have an opening groove on the last rotating shaft fixed cover, and alignment pin is in the opening groove.

On the end face that annulus one side is arranged of described adjustable plate loam cake a square groove is arranged, transparent scale plate is housed in the square groove, by individual scale plate briquetting, transparent scale plate is locked on the adjustable plate covers, transparent scale plate has graduation mark, and there is a stepped hole adjustable plate loam cake other end, in magnifying glass is housed.

The long side face at place, two of the chuck holder sides is equipped with two chuck holder alignment pins on the described base plate, and a chuck holder alignment pin is equipped with in the short side, and a chuck holder alignment pin respectively is housed.

Whether the utility model provides the tool setting device of this milling cutter, makes up-bite jaw when making tool setting, observe edge direction by the graduation mark of design and adjust to the right place, when adjusting the edge direction of pocket knife, use the magnifying glass that designs to amplify the back and observe, guarantee that the direction of cutting edge is adjusted easy, accurate.Design by tool setting device, the adjustment of length of cutter and the adjustment of edge direction are separately carried out, and combination is to the special designs of the chuck of every kind of cutter, when making the milling cutter grinding of different milling cutter diameters, the amount of grinding unanimity, and to eliminate cutting edge be the phenomenon of wedge angle, improves the grinding quality of milling cutter, prolongs the life-span of milling cutter greatly.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described further:

Fig. 1 is the stereogram of the milling cutter chuck group of existing milling cutter grinder;

Fig. 2 is the duty stereogram of the tool setting device of existing milling cutter grinder;

Fig. 3 is milling cutter stereogram and partial enlarged drawing;

Fig. 4 is the front view of the installation diagram of this patent tool setting device;

Fig. 5 is the J-J cutaway view of Fig. 4;

Fig. 6 is the H-H cutaway view of Fig. 4;

Fig. 7 is the stereochemical structure diagrammatic sketch of this patent tool setting device;

Fig. 8 is the L-L cutaway view of Fig. 4 part;

Fig. 9 is the vertical view after adjustable plate fixed head, blade adjustable plate, the blade of this patent regulated block, snap ring pad and snap ring assembling;

The stereogram of another angle of Figure 10 Fig. 9;

Figure 11 is the K-K cutaway view of Fig. 9;

Duty stereogram when Figure 12 adjusts milling cutter length for this patent;

Figure 13 is the three-dimensional view behind this patent chuck clamping milling cutter;

Figure 14 is the three-dimensional view of this patent fixed cover;

Duty three-dimensional view when Figure 15 adjusts the edge of milling cutter direction for this patent;

Figure 16 is Fig. 5 pack into milling cutter, chuck and fixed cover, carries out the working state schematic representation that the edge of milling cutter direction is adjusted;

Figure 17 is the part figure of the duty front view of the edge of milling cutter direction of this patent tool setting device when adjusting;

When Figure 18 adjusted the edge of milling cutter direction for this patent, part adjustable plate fixed head, blade adjustable plate, blade were regulated the work relationship three-dimensional view of block and milling cutter;

Figure 19 is a milling cutter when grinding tool point angle, the state diagram that concerns between amount of grinding and the point of a knife side-play amount;

Figure 20 is that this patent chuck, fixed cover and milling cutter are at the adjusted graph of a relation each other of cutting edge.

The specific embodiment

As Fig. 4, Fig. 5, Fig. 6, shown in Figure 7, tool setting device has a base plate 25, base plate 25 upper surfaces one side is equipped with three chuck holder alignment pins 19, the side of chuck holder 15 and the contacts side surfaces of pin, and be locked on the base plate 25 by screw, 3 little blocks 13 are housed on the chuck holder 15, with a big block 14, little block 13 and big block 14, be locked on the chuck holder 15 by screw, the end face of big block 14 and the plane contact of base plate 25, one step pin 18 is housed on the chuck holder, the long adjustable plate 16 of cutter is located by the step pin, the end face of step pin 18 is the same high with the plane of the long adjustable plate 16 of cutter, on the long adjustable plate 16 of cutter an annular pad is arranged, the center overlaps with step pin 18, by screw the long adjustable plate 16 of cutter is fixed on the ledge surface of chuck holder 15, screw is after locking, the long adjustable plate 16 of cutter can be the center with step pin 18, rotate freely, opposite side at base plate 25 upper surfaces, lower rotary shaft fixed cover 20 is housed, be locked on the base plate 25 by screw, one step axle 22 is housed in the lower rotary shaft fixed cover 20, the plane contact of the end face of the big end of step axle and base plate 25, and it is step axle 22 is fixing with lower rotary shaft fixed cover 20 by axle sleeve side screw, the end face of the small end of step axle 22 is equipped with circular positive stop 23, be locked on the step axle 22 by screw, there is an aperture side of the small end of step axle 22, alignment pin 24 is housed in the hole, alignment pin 24 and step axle 22 tight fits, rotating shaft fixed cover 21 is equipped with in the side of the small end of step axle 22, last rotating shaft fixed cover 21 is matched in clearance (sliding joining) with step axle 22, have an opening groove on the last rotating shaft fixed cover 21, alignment pin 24 is in the opening groove, under the deadweight state, alignment pin plays position-limiting action, prevents that rotating shaft fixed cover 21 from gliding.One gripper shoe 12 is housed on the last rotating shaft fixed cover 21, gripper shoe 12 is locked on the rotating shaft fixed cover by the hole cooperation of last rotating shaft fixed cover 21 convex platform calcaneus branches faggings 12 1 sides and by screw; As shown in Figure 8, the opposite side of gripper shoe 12 is equipped with adjustable plate holder 2, connect by two alignment pins 11, adjustable plate holder 2 is fixed on the gripper shoe 12, holder is cylindrical, in a big circular hole platform is arranged, circular adjustable plate fixed head 3 is housed in the circular hole platform, links to each other with adjustable plate holder 2 by 2 alignment pins 11, the end face of circular hole platform contacts with the end face of adjustable plate fixed head 3, an end face has 2 circular holes on the adjustable plate fixed head 3, cooperates with alignment pin 11; As Fig. 9, Figure 10, shown in Figure 11, regulate on the fixed head 3 blade adjustable plate 4 is housed, regulate an outstanding annulus is arranged on the fixed head 3, the external diameter of annulus cooperates (sliding joining) with the hole of blade

adjustable plate

4,2 blades are housed on the blade adjustable plate 4 regulate block 5, it is rectangle that blade is regulated block 5, one end face has a waist shape boss, boss passes blade adjustable plate 4 and regulates the end face of fixed head 3, waist shape boss cooperates the side of (sliding joining) boss that one groove is arranged with the mounting hole of regulating fixed head 3, snap ring pad 8 is contained on the boss, one end face links to each other with the end face of regulating fixed head 3, snap ring is stuck in the groove of boss, to regulate fixed head 3 and blade adjustable plate 4 is fixed together by snap ring pad 8 and snap ring 9, blade adjustable plate 4 can the relative adjustment fixed head 3 rotates freely around the center, blade adjustable plate 4 has an outstanding spanner, by moving spanner, blade adjustable plate 4 relative adjustment fixed heads 3 are rotated, thereby drive blade adjusting block 5 and in the mounting hole of regulating fixed head 3, do rectilinear motion, realize the folding of blade adjusting block 5, can be during work according to the milling cutter of different-diameter, then blade is regulated block 5 adjustment and caused suitable position, on regulate holder 2, an adjustable plate loam cake 1 is housed, for cylindrical, one end face has an outstanding annulus, the external diameter of annulus cooperates with the internal diameter of regulating holder 2, the end face of annulus links to each other with the end face of regulating fixed head 3, and the adjusting fixed head can not be moved up and down, and by screw adjustable plate loam cake 1 and adjusting holder 2 is locked.On the end face that annulus one side is arranged of adjustable plate loam cake 1, a square groove is arranged, transparent scale plate 7 is housed in the square groove, by 2 scale plate briquettings 6, transparent scale plate 7 is locked on the adjustable plate loam cake 1, and transparent scale plate 7 has graduation mark, and whether the convenient edge direction of observing blade adjusts to the right place, adjustable plate loam cake 1 other end, one stepped hole is arranged, in magnifying glass 27 (as Fig. 6) is housed, when regulating the edge direction of minor diameter milling cutter, by magnifying glass blade is amplified, be convenient to observe.

When the utility model uses, as Figure 12, shown in Figure 14, the gripper shoe 12 of tool setting device is upwards lifted, and rotating shaft fixed cover 21 moves upward together in the drive, makes the open slot 301 of rotating shaft fixed cover 21 leave alignment pin 24 fully, be rotated counterclockwise rotating shaft fixed cover 21, revolve and turn 90 degrees, 302 of the little open slots of rotating shaft fixed cover 21 are contacted with the disc of alignment pin, make when adjusting milling cutter length, gripper shoe 12 is avoided the installation site of milling cutter, makes things convenient for the length adjustment of milling cutter.Will with the fixed cover 29 (shape of fixed cover such as Figure 14) that the need milling cutter processing the matches chuck holder 15 of packing into, the square platform 304 of fixed cover 29 is joined with the side cunning of

block

13 and 14, the upper surface 305 of fixed cover 29 contacts with the plane 303 of chuck holder 15, the chuck 28 (as Figure 13) that milling cutter 202 is packed into and matched with milling cutter, the chuck 28 that milling cutter 202 will be housed is again put into the fixed cover 29 of tool setting device, chuck external diameter 310 cooperates with the internal diameter 306 of fixed cover 29, and the end face 311 of chuck contacts with the plane 303 of chuck holder 15; With reference to Fig. 3, Fig. 7, to adjust milling cutter 202 point of a knife 105 of milling cutter is contacted with the plane 313 of the long adjustable plate 16 of cutter, locking milling cutter lock screw 30 makes milling cutter 202 and chuck 28 fixed-site, takes out chuck 28; As Figure 15, the long adjustable plate 16 of rotating knife shown in Figure 16, adjusting holder 15 middle holes are exposed, behind chuck Rotate 180 degree, put into fixed cover 29 again, and chuck end face 312 (as Figure 13) is contacted with the plane 303 of chuck holder 15, turn clockwise and go up rotating shaft fixed cover 21, revolve and turn 90 degrees, make open slot 301 rotations of rotating shaft fixed cover 21 cause alignment pin 24 positions, move down rotating shaft fixed cover 21, the disc of open slot 301 is contacted with the disc of alignment pin 24, lock screw 26, the plane 320 of block 14 is contacted with the step plane 321 of adjustable plate holder 2, and the handle 322 of rotation blade adjustable plate 4 drives blade and regulates block 5 in the mounting hole of regulating fixed head mobile (Figure 12); As Figure 17, shown in Figure 180, make two adjusting block 5 open distance H consistent with the distance that the milling cutter 202 that needs to grind needs, as shown in figure 15, when need grinding milling cutter is the milling cutter of φ 8, then just the position of the graduation mark 8 of the side of the groove of the centre of the handle of blade adjustable plate 4 modulation adjustable plate loam cake 1 (because of distance too big, when departing from blade, can't adjust the direction of blade, too hour, milling cutter can be regulated block with blade and interfere), manually rotate chuck 28, the point of a knife 105 of milling cutter 202 is contacted with the side 323 that blade is regulated block, locking chuck lock screw 31, make chuck and fixed cover position, then tool setting is for the first time finished, the gripper shoe 12 of tool setting device is upwards lifted, rotating shaft fixed cover 21 moves upward together in the drive, make the open slot 301 of rotating shaft fixed cover 21 leave alignment pin 24 fully, be rotated counterclockwise rotating shaft fixed cover 21, revolve and turn 90 degrees, 302 of the little open slots of rotating shaft fixed cover 21 are contacted with the disc of alignment pin, take out the fixed cover that has installed milling cutter, milling cutter is put into the milling cutter grinder to be ground the tool point angle 101 of milling cutter 202, as shown in figure 19, when grinding tool point angle, when amount of grinding is S, then the side-play amount of point of a knife is T, for fear of blade wedge angle problem occurs in the milling cutter processing back bevel angles, after machining the tool point angle of milling cutter, need to process the milling cutter of tool point angle, put into tool setting device again, readjust sword can direction, when readjusting the direction of blade, only need unclamp chuck lock screw 31, manually rotate chuck 28, the point of a knife 105 of milling cutter 202 is contacted with the side 323 that blade is regulated block, locking chuck lock screw 31, make chuck and fixed cover position, then tool setting is for the second time finished the gripper shoe 12 of tool setting device is upwards lifted, rotating shaft fixed cover 21 moves upward together in the drive, make the open slot 301 of rotating shaft fixed cover 21 leave alignment pin 24 fully, be rotated counterclockwise rotating shaft fixed cover 21, revolve and turn 90 degrees, 302 of the little open slots of rotating shaft fixed cover 21 are contacted with the disc of alignment pin, take out the fixed cover 29 (as Figure 20) installed milling cutter, milling cutter is put into the milling cutter grinder front bevel angle 102 and the back bevel angles 103 of milling cutter 202 ground.As shown in figure 20, when the tool setting of this patent tool setting device, the milling cutter of different-diameter is long at the adjustment cutter, diagram point of a knife 105 is the same with the distance L of the upper surface 305 of fixed cover 29, milling cutter is when grinding tool point angle 101, be that lower surface 307 by fixed cover 29 is used as locating surface, milling cutter according to different-diameter, to be designed to difference apart from M between the upper surface 305 of fixed cover 29 and the lower surface 307, big more then upper surface 305 of milling cutter diameter and lower surface 307 more little apart from the M value, otherwise more little then upper surface 305 of milling cutter diameter and lower surface 307 is big more apart from the M value, makes the milling cutter of realizing different-diameter when grinding, and amount of grinding is the same.

Above-mentioned only is preferred embodiment of the present utility model, so all structures of doing on this principle basis or make up to replace all surely belong to and fall into protection domain of the present utility model.

Claims

1, a kind of tool setting device of end mill(ing) cutter grinder comprises a base plate (25), it is characterized in that: described base plate (25) top one side is fixed with chuck holder (15), and opposite side is provided with a step axle (22); Three little blocks (13) and a big block (14) are housed on chuck holder (15), and the lower surface of big block (14) and the plane contact of base plate (25) also are hinged with the long adjustable plate of a cutter (16) on the chuck holder (15); Be combined with rotating shaft fixed cover (21) on the small end of step axle (22), one gripper shoe (12) is housed on the last rotating shaft fixed cover (21), the opposite side of gripper shoe (12) is equipped with adjustable plate holder (2), is provided with the adjustable sword of spacing in the adjustable plate holder (2) and regulates block (5); This device also comprises tubulose fixed cover (29) and tubulose chuck (28) adaptive with fixed cover (29) inner chamber of the side's of having platform (304).

2, the tool setting device of end mill(ing) cutter grinder according to claim 1 is characterized in that: described chuck holder (15) is made of two parallel plate bodys, is provided with coaxial at two plate bodys middle parts and perpendicular to the through hole of base plate (25); Block (13,14) is arranged on the avris of top plate; The middle part and the bottom plate of the long adjustable plate of cutter (16) are hinged, and one corrects through hole is covered; Described side's platform (304) is adaptive with chuck holder (15) upper surface; Be provided with the chuck lock screw (31) that cooperates inner chamber at fixed cover (29) sidepiece, chuck (28) sidepiece is provided with the milling cutter lock screw (30) that cooperates inner chamber.

3, the tool setting device of end mill(ing) cutter grinder according to claim 2, it is characterized in that: described adjustable plate holder (2) is for cylindrical, in a big circular hole platform is arranged, circular adjustable plate fixed head (3) is housed in the circular hole platform, link to each other with adjustable plate holder (2) by two alignment pins (11), the step end face of circular hole platform contacts with the end face of adjustable plate fixed head (3), and the last end face of adjustable plate fixed head (3) has 2 circular holes, cooperates with alignment pin (11).

4, the tool setting device of end mill(ing) cutter grinder according to claim 3, it is characterized in that: blade adjustable plate (4) is housed on the described adjusting fixed head (3), regulate an outstanding annulus is arranged on the fixed head (3), the external diameter of annulus cooperates with the hole of blade adjustable plate (4), two blades is housed on the blade adjustable plate (4) regulates block (5); It is rectangle that described blade is regulated block (5), one end face has a waist shape boss, boss passes blade adjustable plate (4) and regulates the end face of fixed head (3), waist shape boss cooperates the side of boss that one groove is arranged with the mounting hole of regulating fixed head (3), there is a snap ring pad (8) to be contained on the boss, one end face links to each other with the end face of regulating fixed head (3), snap ring is stuck in the groove of boss, to regulate fixed head (3) and blade adjustable plate (4) is fixed together by snap ring pad (8) and snap ring (9), blade adjustable plate (4) can rotate freely around the center by relative adjustment fixed head (3), blade adjustable plate (4) has an outstanding spanner, on regulate holder (2), a cylindrical adjustable plate loam cake (1) is housed, one end face has an outstanding annulus, the external diameter of annulus cooperates with the internal diameter of regulating holder (2), and the end face of annulus links to each other with the end face of regulating fixed head (3).

5, the tool setting device of end mill(ing) cutter grinder according to claim 4, it is characterized in that: described step axle (22) is arranged in the lower rotary shaft fixed cover (20), lower rotary shaft fixed cover (20) is fixed on the base plate (25), the plane contact of the end face of the big end of step axle and base plate (25); The end face of the small end of step axle (22) is equipped with circular positive stop (23), is locked on the step axle (22) by screw, and there is an aperture side of the small end of step axle (22), and alignment pin (24) is housed in the hole, alignment pin (24) and step axle (22) tight fit; The described rotating shaft fixed cover (21) of going up is a matched in clearance with step axle (22), has an opening groove on the last rotating shaft fixed cover (21), and alignment pin (24) is in the opening groove.

6, the tool setting device of end mill(ing) cutter grinder according to claim 5, it is characterized in that: on the end face that annulus one side is arranged of described adjustable plate loam cake (1) square groove is arranged, transparent scale plate (7) is housed in the square groove, by two scale plate briquettings (6), transparent scale plate (7) is locked on the adjustable plate loam cake (1), transparent scale plate (7) has graduation mark, and there is a stepped hole adjustable plate loam cake (1) other end, in magnifying glass (27) is housed.

7, the tool setting device of end mill(ing) cutter grinder according to claim 6, it is characterized in that: the long side face that described base plate (25) is gone up the place, two sides of chuck holder (15) is equipped with two chuck holder alignment pins (19), and a chuck holder alignment pin (19) is equipped with in the short side.