The determinator that is used for the cutter parameters of secondary element image measuring instrument
Technical field
The present invention relates to a kind of measurement mechanism of cutter, particularly relate to a kind of determinator of the cutter parameters for the secondary element image measuring instrument.
Background technology
On the market a large amount of secondary element image measuring instruments has appearred now, this instrument is applicable to two measurement of coordinates to be all applications of purpose, industries such as machinery, electronics, instrument, five metals, plastic cement are extensive use of and these instruments, and generally speaking when dispatching from the factory its worktable be not equipped with any anchor clamps or anchor clamps are too simple.Serve as typical case representative with milling cutter, drill produced producer, the parameter of this type of apparatus measures cutter of widespread use in process of production, however owing to lack unit clamp, inconvenient operation in measuring process causes production efficiency not high, reduces the performance of enterprises greatly.
The video measuring instrument was a kind of of secondary element image measuring instrument in new day, but measurement point, line, circle, distance, angle, calculate out of roundness, straigheness, concentricity etc., and can produce the characteristics of checking form in real time, in cutter manufacturer, be commonly used to measure the parameters of milling cutter, as can be used to measure the sword footpath of cutter, flute length, the total length of sword length and cutter, often in these producers, the sword that also needs to measure T type cutter is long, the sword footpath of tapering cutter, sword circle long and cutter parameter such as beat, and the more existing simple frocks of new sky video measuring instrument have limited the use of instrumental function, its anchor clamps often are a simple V-type groove, when surveying the circle jitter parameter, only rely on hand to come rotary cutter, and because there is a large amount of lubricating oil in the production scene, therefore extremely inconvenient in the rotation process of rotary cutter, moreover, measurement for the tapering cutter, because the circumference sword of tapering cutter is axially having a tapering, if therefore this instrument is used for measuring the sword footpath of tapering cutter, must guarantee can not have movement on the direction of cutting tools measurement process axis, otherwise measuring error is bigger, some present actual production schemes utilize thimble to withstand its axle center often, carry out axial location, the situation that contacts of thimble and workpiece contacting for point and face often, and this scheme can be because the part manufacturing accuracy, influences such as anchor clamps assembly precision, often be difficult to accurately withstand axis part, cause when measuring the sword footpath of tapering cutter, taking place axial float, existence is than mistake, so existing some anchor clamps in actual use can not be brought into play the function of new day video measuring instrument well, often only limit to cutter sword footpath, flute length, the long isoparametric measurement of sword, limit the performance of instrumental function greatly, not only increased production cost but also reduce and produced efficient.
Summary of the invention
The objective of the invention is to overcome the deficiency of the existing frock of secondary element image measuring instrument, and provide a kind of determinator of the cutter parameters for the secondary element image measuring instrument, this determinator is convenient to clamping and products such as location milling cutter, drill bit, thereby can guarantee that the secondary element image measuring instrument can measure the parameters of cutter fast, give full play to the functional characteristics of instrument.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of determinator of the cutter parameters for the secondary element image measuring instrument, comprise clamp base, the cutter axle center is sought and axial location mechanism, slide block, first, two V-type location-plates, compress toggle mechanism, be characterized in: seek and axial location mechanism and slide block by the adjustable connection cutter of link slot axle center in the middle of above the clamp base, the adjustable connection of right-hand member compresses toggle mechanism above the clamp base, slide block is sought in the cutter axle center and axial location mechanism and compressing between the toggle mechanism, the locking latch mechanism is housed, the fixedly connected second V-type location-plate on the slip front face respectively on the searching of cutter axle center and axial location mechanism and the slide block, the fixedly connected first V-type location-plate on the clamp base right side.
Latch mechanism comprises first clamping screw, nut, and the first clamping screw top is semicircle, and with clamp base on 45
0The groove at angle is connected.
Compress toggle mechanism and comprise thumb wheel, driving-belt, pinch roller, support member, clamping screw, crossbeam, left and right slide block, adjustable crossbeam middle part two sides that are connected above the left and right slide block connect pinch roller by support member respectively, thumb wheel is equipped with in the crossbeam upper end, thumb wheel is in transmission connection by driving-belt and pinch roller, have arcuate socket on the support member, and be connected with the contact of pinch roller central rotating shaft by arcuate socket.
The cutter axle center is sought and axial location mechanism comprises second clamping screw, pressing plate, thimble, support stick, positioning seat, the positioning seat front end pressing plate that is slidingly connected, the fixedly connected support stick in pressing plate upper end, pilot hole in support stick and the positioning seat is connected, second clamping screw is equipped with in the pilot hole side, and fixedly connected thimble on the pressing plate front end face, thimble front end are provided with the aperture that reduces with the contact area of tool shank.
The pinch roller surface is provided with the rubber skin of one deck increase and cutter contact area.The arc aperture of support member and the distance of center circle of thumb wheel are certain value.
The invention has the beneficial effects as follows:
Have groove on the clamp base, for connecting each zero, parts usefulness on it, also have two screws thereon, usefulness when calibrating when assembling for anchor clamps leaves the calibration that certain rotational angle is used for horizontal direction; The cutter axle center is sought and axial location mechanism, mechanism is by thimble, pressing plate, first clamping screw, nut, second clamping screw and basic component are formed, it realizes that principle is: in fact the position in axle center is difficult to accurately location, therefore the benefit of this mechanism is, making thimble and workpiece handle position contact condition change annular facet into contacts with the face of tool shank, even can not accurately locate the axle center like this, so in measuring the sword footpath process of tapering cutter, the phenomenon of axial float also can not take place, thereby avoid owing to the error that produces of location, therefore the thimble front end of axle center searching and axial location mechanism is not a plane, but the aperture of an indent is arranged, can guarantee that like this it and tool shank contact area are an annular facet, be similar to an annular ring, also can carry out axial location preferably even this contact conditions can guarantee accurately to locate under the situation in axle center, thereby enhance productivity; After mixing up the height of thimble, lock second bolt, movable axis is sought and axial location mechanism to thimble contacts with tool shank, locks first clamping screw, nut, just can finish axial location; Again cutter is placed on two V-type location-plates, the V-type location-plate divides the first V-type location-plate and the second V-type location-plate, first, second V-type location-plate is cut by same V-type plate, the screw that can guarantee that like this angle of two V-type location-plates is identical and process thereon, the position of pilot hole are identical, thereby further guarantee the measuring accuracy of anchor clamps.The first V-type location-plate is installed in the front position of anchor clamps, can not horizontal direction move, but up-down adjustment during assembling, the second V-type location-plate is contained on the slide block, but horizontal direction move with slide block, can not up-down adjustment, latch mechanism on the slide block and aforesaid first clamping screw, nut structure are identical, after mixing up the position according to cutter length, clamping screw, nut are finished the location; Compress toggle mechanism and rotate and compress work for the later cutter in the location of finishing cutter, two pinch rollers of mechanism are by four supports support, the contact portion of support member and pinch roller is an arcuate socket, its center of circle equates all the time with the distance in the center of circle of thumb wheel, even therefore in the process of both sides skew, also can guarantee that driving-belt can not become flexible at pinch roller, after finishing the location of cutter, translation is installed in two slide blocks on the clamp base, to compress toggle mechanism and be transferred to the appropriate location, the mobile header portion that compresses toggle mechanism applies suitable pretightning force, clamping screw straight down, stir runner, can measure the cutter parameters.
The present invention seeks by the axle center and axial location mechanism, V-type location-plate finish location, centering to cutter, make things convenient for the correct clamping of product, convenient to the isoparametric measurement of beating of the circle of cutter by compressing toggle mechanism again, and whole frock is not limited to the parameter measurement of the cutter of a certain specification, and the adjustability up and down that compresses toggle mechanism has guaranteed the practicality to the cutter of different size.
Description of drawings
Fig. 1 is structural front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the right view of Fig. 1;
Fig. 4 is that the cutter axle center is sought and axial location mechanism partial view;
Fig. 5 is that the cutter axle center is sought and bolt, nut front view are afterwards removed by axial location mechanism;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is that the cutter axle center is sought and bolt, nut stereographic map are afterwards removed by axial location mechanism;
Fig. 8 is structural perspective of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
To shown in Figure 8, the determinator of the cutter parameters for the secondary element image measuring instrument of the present invention comprises clamp base 1, the cutter axle center seeks and axial location mechanism 2, slide block 3, the first, two V-type location-plate 41,4, compresses toggle mechanism 5 etc. as Fig. 1.
Seek and axial location mechanism 2 and slide block 3 by the adjustable connection cutter of link slot axle center in the middle of above the clamp base 1, the adjustable connection of right-hand member compresses toggle mechanism 5 above the clamp base 1, slide block 3 is sought in the cutter axle center and axial location mechanism 2 and compressing between the toggle mechanism 5, locking latch mechanism 31 is housed, the fixedly connected first V-type location-plate 41 on the fixedly connected second V-type location-plate 4, the clamp base right side on slide block 3 front end faces on the searching of cutter axle center and axial location mechanism 2 and the slide block 3 respectively.
As shown in Figure 4, latch mechanism 31 comprises that first clamping screw 27, nut 22, the first clamping screws 27 tops are semicircle, and with clamp base on 45
0The groove at angle is connected.
As shown in Figure 3, compress toggle mechanism 5 and comprise thumb wheel 51, driving-belt 53, pinch roller 54, support member 55, clamping screw 56, crossbeam 57, left and right slide block 571,572, adjustable crossbeam 57 middle parts two sides that are connected above the left and right slide block 571,572 connect pinch roller 54 by support member 55 respectively, thumb wheel 51 is equipped with in crossbeam 57 upper ends, thumb wheel 51 is in transmission connection by driving-belt 53 and pinch roller 54, has arcuate socket on the support member 55, and is connected with the contact of pinch roller 54 central rotating shafts by arcuate socket.Pinch roller 54 surfaces are provided with the rubber skin of one deck increase and cutter contact area.The arc aperture of support member 55 and the distance of center circle of thumb wheel 51 are certain value.
Extremely shown in Figure 7 as Fig. 4, the cutter axle center is sought and axial location mechanism 2 comprises second clamping screw 21, pressing plate 23, thimble 24, support stick 25, positioning seat 26, the positioning seat 26 front ends pressing plate 23 that is slidingly connected, the fixedly connected support stick 25 in pressing plate 23 upper ends, the pilot hole in support stick 25 and the positioning seat 26 is connected, and second clamping screw 21 is equipped with in the pilot hole side, fixedly connected thimble 24 on pressing plate 23 front end faces, thimble 24 front ends are provided with the aperture that reduces with the contact area of tool shank.
Have groove on the clamp base 1, for connecting each zero, parts usefulness on it, also have two screws 11 thereon, usefulness when calibrating during for installation leaves the calibration that certain rotational angle is used for horizontal direction; The cutter axle center is sought and axial location mechanism 2 realizes that principle is: in fact the position in axle center is difficult to accurately location, therefore the benefit of this mechanism is, making thimble and workpiece handle position contact condition change annular facet into contacts with the face of tool shank, even can not accurately locate the axle center like this, so in measuring the sword footpath process of tapering cutter, the phenomenon of axial float also can not take place, thereby avoid owing to the error that produces of location, therefore the thimble front end of the searching of cutter axle center and axial location mechanism 2 is not a plane, but the aperture of an indent is arranged, as Fig. 6, can guarantee that like this it and tool shank contact area are an annular facet, be similar to an annular ring, also can carry out axial location preferably even this contact conditions can guarantee accurately to locate under the situation in axle center, thereby enhance productivity; After mixing up the height of thimble 24, lock second clamping screw 21, as Fig. 1, movable axis is sought and axial location mechanism to thimble contacts with tool shank, locks first clamping screw 27, nut 22, just can finish axial location.The first V-type location-plate 41 is installed in the front position of anchor clamps, can not horizontal direction move, but up-down adjustment during assembling, as Fig. 3, the second V-type location-plate 4 is contained on the slide block 3, slide block 3 can move horizontally in clamp base 1, have latch mechanism 31 on it, but therefore second V-type plate, 4 horizontal directions moves with slide block, can not up-down adjustment, after mixing up the position of slide block 3 according to cutter length, locking latch mechanism 31 is finished the location; Compress toggle mechanism 5 and rotate and compress work for the later cutter in the location of finishing cutter, two pinch rollers 54 that compress toggle mechanism 5 are supported by four support members 55, support member 55 is arcuate sockets with the contact portion of pinch roller 54, its center of circle equates all the time with the distance in the center of circle of thumb wheel 51, even therefore in the process of both sides skew, also can guarantee that driving-belt 53 can not become flexible at pinch roller 54, after finishing the location of cutter, translation is installed in the left side on the clamp base 1, right slide block 571,572, to compress toggle mechanism 5 and be transferred to the appropriate location, move crossbeam 57 parts that compress toggle mechanism straight down, apply suitable pretightning force, clamping screw 56, stir runner 51, can measure the cutter parameters.
Slide block 3 and being connected of base are by on the top screw rod that is semicircular structure and the clamp base 45
0The pressuring action of the groove at angle, thus guarantee to finish the appropriate location that location and slide block 3 can be fixed on clamp base after adjusting the position at cutter.
The first V-type location-plate, 41, the second V-type location-plates 4 are cut by same V-type plate, cut screw, pilot hole required when having processed before anchor clamps assembling and use, and its position distribution can be referring to Fig. 3.
Support stick 25 in the searching of cutter axle center and the axial location mechanism 2 adopts interference fit with cooperating of pressing plate 23.The cutter axle center seek and axial location mechanism 2 in the aperture that processes of thimble 24 front ends be in order to reduce the contact area with tool shank, as Fig. 6.
Two slide blocks that compress fixed cross beam 57 on the toggle mechanism 5 adopt asymmetrical design, and as Fig. 2, an end of no lock machine mechanism has a semi-enclosed groove, and the other end is the groove of an opening, locks by bolt.Compress the screw of toggle mechanism 5 by the through hole on crossbeam 57 fronts and side and fix support member 55, as Fig. 3, dismounting like this, assembling are all more convenient.
The determinator that is used for the cutter parameters of secondary element image measuring instrument uses step as follows:
1) according to the cutter entire length, adjust the position of slide block 3, the circumference blade branch that guarantee cutter can not be located original paper with anchor clamps and be contacted, locking latch mechanism 31;
2) assemble anchor clamps after, cutter is placed on the V-type plate, mobile cutter axle center is sought and axial location mechanism 2, adjusts the height of pressing plate, makes thimble 24 similar shaft core positions at tool shank, not necessarily very accurate, near shaft core position, get final product, lock second clamping screw 21, the position of adjusting mechanism, thimble 24 is contacted with tool shank, lock first clamping screw 27, nut 22;
3) first variable partition that will compress toggle mechanism 5 makes pinch roller 54 can push down cutter toward moving down, and can suitably apply certain pretightning force, clamping screw 56;
4) rotating wheel 51, carry out the measurement of cutter parameters.