CN2876705Y

CN2876705Y - Multifunction laser diffraction measurer

Info

Publication number: CN2876705Y
Application number: CN 200620089907
Authority: CN
Inventors: 马和; 高亮; 王春辉
Original assignee: 马和
Priority date: 2006-03-17
Filing date: 2006-03-17
Publication date: 2007-03-07
Anticipated expiration: 2016-03-17

Abstract

The utility model belongs to a measuring instrument in manufacturing field, in particular to a multipurpose laser diffraction measuring instrument. It is mainly composed of a base(1), horizontal grooves on the base (1-1), (1-2), (1-3), (1-4), (1-5), a horizontal thread ruler groove (1-6), an edge support (3-3), a minus lens stand (4-3) and a contour V-shaped block (6-3). The laser measuring component is installed in the horizontal groove (1-1), the edge measuring component is on the edge support (3-3), the minus lens component is that a minus lens (4-6) and the cover (4-5) are installed in the bore on the left of the minus lens base(4-4). Filament diameter measuring attachment is that an adjustment base (9-6) is equipped on the base (9-1). The measuring instrument has the advantages of small size, low weight, easy operation, low cost, and is adapted to the field of manufacturing, school teaching, research institution etc.

Description

The multifunction laser diffraction measuring instrument

Technical field

The utility model belongs to the mechanical manufacturing field surveying instrument, particularly a kind of multifunction laser diffraction measuring instrument.

Technical background

Chinese patent CN01211689.0Y discloses a kind of laser diffraction measuring instrument and CN1195198C multifunction laser diffraction measuring instrument and measuring method thereof, and laser diffraction measuring instrument exists shortcomings such as measuring method is single, operation is convenient inadequately, data processing method is quick inadequately.Multifunction laser diffraction measuring instrument and measuring method thereof have overcome the shortcoming of laser diffraction measuring instrument, all are the monomer column but measure reception with parts, and the adjustment of instrument is convenient inadequately, the instrument base complex structure, and automaticity is lower.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned technical deficiency, provide a kind of novel structure to have comprehensive column, can install multiple measurement component, accurately, quickly multiple object be carried out the multifunction laser diffraction measuring instrument of size, morpheme error, surfaceness and outside cone angle non-contact measurement.

The technical scheme that the utility model technical solution problem adopts is: the multifunction laser diffraction measuring instrument mainly is made up of measurement components such as base, base translot, linear scale translot, horizontal laser column, arris reason support, negative lens column, contour vee-blocks, be characterized in one boss all being arranged in the base bottom of each column bottom of this instrument and annex thereof, slide in the translot on instrument base and be used for translot in the facade location, by lock screw and latch segment each column, micro-adjusting mechanism and annex base and instrument base are fixed; Each column is will finely tune seat earlier to rotate after fixing again and finely tune screw rod and move each column with lock screw and latch segment in the fine setting of horizontal direction; It also comprises laser instrument measurement component, knuckle measurement component, negative lens parts, the comprehensive column measurement component that holds grid chi and CCD, automatic indexing clamp member, vertical light path annex, disjunctor V-shape portion spare, filament diameter measurement annex, micro-adjusting mechanism and laser beam adjustment component; On a screw mandrel on the laser instrument column slide block is housed versatilely, slide block connects regulating block with screw, on the regulating block lateral surface coupling shaft is housed, and coupling shaft is fixedlyed connected with horizontal optical path laser tube shell with screw; In knuckle column upper end hole, seat is housed, the seat right-hand member is equipped with spring and set screw, No. two screw mandrels in the seat are connected with the fork-shaped slide block, the fork-shaped slide block is connected with the knuckle fixture block with bearing pin, be installed with seat and set screw below the fork-shaped slide block, fix a small ball on the screw, in the groove of knuckle fixture block knuckle is housed, knuckle is fixed in the groove of knuckle fixture block by end cap and jackscrew; In the front and the side that hold grid chi and the comprehensive column of CCD measurement component is housed versatilely, right flank is equipped with rotary disk versatilely with revolving shaft, slide block is equipped with versatilely in the back on No. five screw mandrels, regulating block, coupling shaft, the CCD seat, CCD camera and optical filtering microscope base, in the bottom lock screw is housed, latch segment and fine adjustment screw, the fine setting seat, on No. four screw mandrels of comprehensive column, slide block is housed, adorn the single-revolution dish with revolving shaft in the middle of the slide block, screw mandrel is housed No. six in the middle of the rotary disk, on No. six screw mandrels magazine that moves up and down is housed, magazine is fixedlyed connected with appearance grid chi by insulcrete, light emitting diode is housed in the magazine, the magazine fixed outside is equipped with adjustable plate and fixed head, adjusting screw is housed above the magazine, the reception optical screen is housed on rotary disk; The automatic indexing anchor clamps can change the outfit on original contour V-arrangement spare basis, the automatic indexing anchor clamps are that left end is fixed a live center seat on instrument base, right-hand member is fixed a back dead centre seat, fix a contiguous block at live center seat left end, fix a stepper motor on the contiguous block end face, live center seat right-hand member is fixed a shift fork, and driving lever is housed on the shift fork, and lock screw and latch segment are housed on the dead head base; Vertical light path annex comprises objective table, an end is fixed a column on the objective table, the column upper end is fixed with regulating block and adjusting screw, connect a cylinder base with axle in the middle of the regulating block, fix a laser socket on the cylinder base, fix two laser bases on the socket inwall, use compressing tablet and screw retention laser tube on the base, on the laser tube wound packages has, lower cover, on, be provided with small sircle hole in the middle of the lower cover, a knuckle seat and a knuckle slide block are equipped with in activity on the loading table top, in the middle of the slide block knuckle screw mandrel are housed, and use, lower cover is fixed, the corresponding vee-block that is equipped with the knuckle slide block, fix a screw rodb base at the objective table other end, vee-block is housed in the screw rodb base adjusts screw mandrel, screw mandrel one end is connected with vee-block, the other end is equipped with handwheel, lay a microscope base below objective table, microscope base has 45 degree inclined-planes, and reflective mirror is housed on the inclined-plane; It is to adorn one above being present to adjust seat that filament diameter is measured annex, adjusts the seat central longitudinal to axle is housed, and laterally adorns two locating wheels on the axle, is present to go up with little axle and adorns two reels, and reel is pushed down with clamping piece and screw, and measured filament is on reel; Micro-adjusting mechanism comprises the fine setting seat, lock screw and latch segment are equipped with in the inside of fine setting seat, with above lock screw vertical direction, the fine setting seat fine setting screw rod is housed, an end of fine setting screw rod is fixed one nine trumpeter with lateral pin seven and is taken turns, the other end is contained in the T-slot of each column; Also interchangeable load body V-shape portion spare on original contour vee-block basis, the disjunctor V-shape portion spare of measuring instrument comprises the disjunctor vee-block, stationary center one, two in the V-shaped groove on vee-block, in the groove of vee-block both sides, adorn an arm-tie, center and pointer pass one and hold out against screw above the arm-tie, and pointer is fixed with nut, on top one, fix the index plate of a band scale, fix a driving lever on the index plate, driving lever connects the V-arrangement clamp, two V-arrangement clamps are wherein fastening little axle with screw, and withstand with top one, two at the axle two ends, and measured object is housed on axle; Be screwed filament on the base of the laser beam adjustment annex of measuring instrument.

The beneficial effects of the utility model are: the multifunction laser diffraction measuring instrument adopts non-cpntact measurement, relative measurement and measurement indirectly, can realize filament diameter, micro-aperture, sheet thickness, external diameter and cross-sectional diameter in the elastic component, part is long, wide, the measurement of the high size and the diameter of axle, also can be to multinomial morpheme error project, as linearity, circularity, cylindricity, the depth of parallelism, verticality, degree of tilt, right alignment, the measurement of beating etc., all right measure surface roughness and outside cone angle, adopt the capacitive grid type digital display ruler of band data-out port, diffraction image is measured and received to line array CCD, carry out data processing with computing machine, method advanced person, science, the measuring accuracy height, this measuring instrument volume is little, in light weight, easy to operate, cost is low, is applicable to plant produced, school instruction, a plurality of fields such as R﹠D institution.

Description of drawings

Specify with embodiment below in conjunction with accompanying drawing.

Fig. 1 shows multifunction laser diffraction measuring instrument general assembly (GA) structural drawing.

Fig. 2 shows laser instrument pillar parts assembling front view.

The left side office cut-open view of Fig. 3 diagrammatic sketch 2.

Fig. 4 shows the comprehensive pillar parts front view of appearance grid chi, CCD of multifunction laser diffraction measuring instrument.

The right side view of Fig. 5 diagrammatic sketch 4.

The A-A cut-open view of Fig. 6 diagrammatic sketch 5.

Figure cuts open in the office of overlooking of Fig. 7 diagrammatic sketch 4.

Figure cuts open in the negative lens pillar parts left side office of looking in Fig. 8 diagrammatic sketch 1.

Fig. 9 shows the automatic indexing anchor clamps front view of multifunction laser diffraction measuring instrument.

Figure cuts open in the office of overlooking of Figure 10 diagrammatic sketch 9.

The A of Figure 11 diagrammatic sketch 9 is to view.

The B of Figure 12 diagrammatic sketch 9 is to view.

Figure 13 shows that the vertical light path annex master of multifunction laser diffraction measuring instrument looks cut-open view.

The vertical view of Figure 14 diagrammatic sketch 13.

The A of Figure 15 diagrammatic sketch 13 schemes to the part.

Figure 16 shows that the filament diameter of multifunction laser diffraction measuring instrument measures the annex master office of looking and cut open figure.

The vertical view of Figure 17 diagrammatic sketch 16.

The left side view of Figure 18 diagrammatic sketch 16.

Figure 19 shows that the micro-adjusting mechanism master office of looking of multifunction laser diffraction measuring instrument cuts open figure.

The B-B cut-open view of Figure 20 diagrammatic sketch 19.

The C-C cut-open view of Figure 21 diagrammatic sketch 20.

Figure 22 shows the disjunctor vee-block modular construction front view of measuring instrument.

The left side view of Figure 23 diagrammatic sketch 22.

Figure 24 shows measuring instrument laser beam adjustment accessory structure front view.

The vertical view of Figure 25 diagrammatic sketch 24.

Among the figure, the 1-base; 1-1-laser instrument column base translot; 1-2-arris reason support base translot; 1-3-support component base translot; 1-4-negative lens column base translot; The comprehensive column base of 1-5-translot; 1-6-linear scale translot; The 2-1-lock screw; The 2-2-latch segment; The 2-3-column; The 2-4-coupling shaft; Screw mandrel of 2-5-; 2-6,2-8,2-15-screw; The 2-7-slide block; The 2-9-lower cover; The 2-10-loam cake; 2-11-one trumpeter wheel; 2-12-one trumpeter's handle; 2-13-lateral pin one; The 2-14-regulating block; The 2-16-adjusting screw; 2-17-laser tube shell; The 2-18-laser tube; 2-19-laser base; 3-1,3-7-lock screw; The 3-2-latch segment; The 3-3-arris reason support; 3-4,3-5,3-13-set screw; The 3-6-spring; The 3-8-seat; No. two screw mandrels of 3-9-; 3-10-two trumpeters wheel; 3-11-fork-shaped slide block; The 3-12-bearing pin; The 3-14-seat; The 3-15-knuckle; 3-16-knuckle fixture block; 3-17-holds out against screw; The 3-18-end cap; The 3-19-steel ball; The 3-20-nut; The 4-1-lock screw; The 4-2-latch segment; 4-3-negative lens column; 4-4-negative lens seat; The 4-5-end cap; The 4-6-negative lens; 4-7-aims at piece; The 4-8-slide block; No. three screw mandrels of 4-9-; The 4-10-lower cover; The 4-11-loam cake; 4-12-three trumpeters wheel; 4-13-two trumpeter's handles; The 4-14-fine adjustment screw; The 4-15-lock screw; 4-16-finely tunes seat; 4-17-optical filtering microscope base; The 4-18-optical filtering; The 4-19-end cap; The 4-20-regulating block; The 4-21-screw; The 4-22-coupling shaft; The 4-23-screw; 5-1,5-42-lock screw; 5-2,5-43-latch segment; The 5-3-column; 5-4,5-6-holding screw; The 5-5-CCD seat; The 5-7-magazine; The 5-8-rotary disk; 5-9,5-44, four, five, No. six screw mandrels of 5-33-; 5-10,5-45-lower cover; 5-11,5-46-loam cake; 5-14,5-19,5-49-three, four, five trumpeter's handles; 5-12,5-13,5-47-four, five, six trumpeters wheel; 5-15-receives optical screen; The 5-16-fine adjustment screw; The 5-17-lock screw; 5-18-finely tunes seat; 5-20,5-32,5-48-lateral pin two, three, four; 5-21-digital display ruler; The 5-34-adjusting screw; 5-23-anti-rotation screw; The 5-24-insulcrete; The 5-25-regulating block; The 5-26-coupling shaft; The 5-27-end cap; The 5-28-optical filter; 5-29-slide block one; 5-30,5-31-screw; The 5-35-adjustable plate; The 5-36-fixed head; The 5-37-light emitting diode; 5-38-slide block two; The 5-39-revolving shaft; 5-40-optical filtering microscope base; The 5-41-CCD camera; The 5-50-connecting cylinder; The 6-1-lock screw; The 6-2-latch segment; 6-3-V shape piece; The 6-4-measured object; 7-1-dead head base; 7-2,7-15-lock screw; The 7-3-stepper motor; The 7-4-round nut; The 7-5-screw; The 7-6-contiguous block; 7-7,7-18-packing ring; The 7-8-rolling bearing; The 7-9-driving lever; The 7-10-live center; The 7-11-shift fork; 7-12-live center seat; The 7-13-back dead centre; 7-14-back dead centre seat; 7-16,7-20-latch segment; 7-17,7-19,7-21-screw; The 8-1-objective table; 8-2,8-13,8-31,8-32-screw; The 8-3-column; The 8-4-adjusting screw; 8-5-axle one; 8-6-axle two; The 8-7-regulating block; The 8-8-cylinder base; 8-9-laser socket; The 8-10-loam cake; The 8-11-laser tube; 8-12-laser base; The 8-14-compressing tablet; 8-15,8-26-seven, eight trumpeters wheel; 8-16,8-25-lateral pin five, six; The 8-17-loam cake; The 8-18-lower cover; 8-19-knuckle screw mandrel; 8-20-knuckle seat; 8-21-knuckle slide block; 8-22-V shape piece; 8-23-V shape piece is adjusted screw mandrel; The 8-24-screw rodb base; The 8-27-reflective mirror; The 8-28-mirror base; The 8-29-holding screw; The 8-30-lower cover; The 8-33-set screw; The 9-1-seat; The 9-2-reel; The little axle of 9-3-; The 9-4-locating wheel; The 9-5-axle; 9-6-adjusts seat; The 9-7-screw; The 9-8-clamping piece; The 9-9-filament; The 10-1-lock screw; 10-2-finely tunes seat; 10-3-nine trumpeters wheel; The 10-4-latch segment; 10-5-finely tunes screw rod; 10-6-lateral pin seven; 11-1-disjunctor V-arrangement spare piece; 11-2-top one; The 11-3-arm-tie; 11-4-holds out against screw; The 11-5-pointer; The 11-6-nut; The 11-7-index plate; 11-8-V shape clamp; The 11-9-screw; The 11-10-testee; The little axle of 11-11-; 11-12-top two; 11-13-lock screw two; The 11-14-latch segment; The 11-15-driving lever; The 12-1-base; The 12-2-screw; The 12-3-filament

Embodiment

With reference to accompanying drawing 1, it is the inclined-plane that the base 1 of multifunction laser diffraction measuring instrument is provided with five one sides, one side is translot 1-1,1-2,1-3,1-4,1-5 and the linear scale translot 1-6 of facade, and the facade of translot 1-1～1-5 is used for various measurement components are carried out longitudinal register.Laser component column 2-3 is housed in translot 1-1, with reference to accompanying drawing 2,3, the boss that one location usefulness is arranged under column 2-3, latch segment 2-2 is housed in the elongated slot of column 2-3 lower end, column 2-3 and base are fixed by latch segment 2-2 and lock screw 2-1, and column 2-3 can laterally move freely and laterally finely tune with micro-adjusting mechanism.On column 2-3, use fixedly lower cover 2-9 of screw 2-8, loam cake 2-10, last, lower cover 2-9, a screw mandrel 2-5 is fixedly adorned in the 2-10 center, a screw mandrel 2-5 upper end is fixed with a trumpeter with lateral pin 2-13 and takes turns 2-11, fix trumpeter's handle 2-12 above the handwheel 2-11, L shaped slide block 2-7 moving up and down is housed on a screw mandrel 2-5, on slide block 2-7, fix a regulating block 2-14 with screw 2-15, on regulating block 2-14, be fixed with coupling shaft 2-4 with screw, coupling shaft 2-4 goes up evenly to distribute three screw 2-6 that are connected with the laser tube shell is housed, and in column 2-3 lower end adjusting screw 2-16 is housed.

With reference to accompanying drawing 1, to be arris reason support 3-3 be fixed among the arris reason support translot 1-2 on the base 1 with lock screw 3-1 and latch segment 3-2 the knuckle parts of measuring instrument, but arris reason support 2-3 transverse shift, take-up housing 3-8 inserts in the cylindrical hole of arris reason support 3-3 upper end, lengthwise position with spring 3-6, adjusting screw 3-4,3-5 adjusting slider seat 3-8, after mixing up, 3-7 fixes with lock screw; No. two screw mandrel 3-9 that take turns 3-10 with two trumpeters are housed in the middle of the take-up housing 3-8, No. two screw mandrel 3-9 is connected with fork-shaped slide block 3-11 by screw thread, fork-shaped slide block 3-11 connects by bearing pin 3-12 and knuckle fixture block 3-16 are movable, and regulate with the screw 3-13 of seat among the 3-14, screw 3-13 upper end is fixed a steel ball 3-19 and is used for regulating knuckle and becomes vertical with base, knuckle 3-15 passes the slotted eye of knuckle fixture block 3-16, and with end cap 3-18 with hold out against screw 3-17 and be fixed; No. two screw mandrel 3-9 that microcall band two trumpeters of the upper-lower position of knuckle 3-15 take turns 3-10 adjust.

With reference to accompanying drawing 1,8, to be negative lens column 4-3 be fixed among the negative lens column base translot 1-4 on the base 1 with lock screw 4-1 and latch segment 4-2 the negative lens pillar parts of measuring instrument, but unclamp latch segment 4-2 transverse shift and fine setting, negative lens 4-6 is contained among negative lens seat 4-4, the end cap 4-5, negative lens seat 4-4 inserts in the hole of regulating block 4-20 and is screwed with connecting link 4-22, removable aiming piece 4-7 or optical filtering microscope base 4-17 are equipped with in the right; The upper-lower position of negative lens 4-6 is adjusted with No. three screw mandrel 4-9 that take turns 4-12 with three trumpeters.In column 4-3 upper end upper and lower cover 4-11,4-10 are housed, three trumpeters take turns is equipped with two trumpeter's handle 4-13 on the 4-12, and fine setting seat 4-16 and fine adjustment screw 4-14,4-15 are housed in column 4-3 lower end.

With reference to accompanying drawing 4～7, to be column 5-3 be fixed among the translot 1-5 on the base 1 with lock screw 5-1 and latch segment 5-2 the comprehensive pillar parts of measuring appearance grid chi and CCD, but transverse shift and fine setting, the left and right sides, top of column 5-3 is by loam cake 5-46,5-11, lower cover 5-45,5-10 is at No. six, four trumpeters take turns 5-47,5-12 is last with lateral pin four, two 5-48,5-20 fixes screw mandrel 5-44 No. five, No. four screw mandrel 5-9, slide block two 5-38 are housed on No. four screw mandrel 5-9, connect rotary disk 5-8 with revolving shaft 5-39 among slide block two 5-38, rotary disk screw mandrel 5-33 is housed on the rotary disk 5-8, screw mandrel 5-33 fixedly is equipped with five trumpeters with lateral pin three 5-32 in the upper end takes turns 5-13, handwheel 5-13 is equipped with on top three trumpeter's handle 5-14, magazine 5-7 is housed on screw mandrel 5-33, magazine 5-7 is connected with the appearance grid head that holds the grid chi by insulcrete, light emitting diode 5-37 is housed among the magazine 5-7, set screw 5-34 is equipped with in the upper end, be used for mobile adjustable plate 5-35, fixed head 5-36 and magazine 5-7 are fixed together, at rotary disk 5-8 front end reception optical screen 5-15 is housed, 0～90 degree kidney slot of two symmetries of processing on rotary disk 5-8, can make between rotary disk 5-8 wraparound rotating shaft 5-39 revolution 0～90 degree arbitrarily angled, slide block one 5-29 is equipped with in activity on No. five screw mandrel 5-44, on slide block one 5-29, use screw 5-31 secured adjusted piece 5-25, in regulating block 5-25, connect CCD seat 5-5, and fix with holding screw 5-6 with coupling shaft 5-26.Optical filtering microscope base 5-40 is equipped with optical filter 5-28 and end cap 5-27 in the front, rear end load extend neck 5-50 and CCD camera 5-41.

With reference to accompanying drawing 1, the measurement annex of measuring instrument also comprises contour vee-block, automatic indexing anchor clamps, filament measurement component, axle positioning seat etc., vee-block 6-3 among the figure is fixed in present 1 the 1-3 translot with lock screw 6-1 and latch segment 6-2, places measured object 6-4 in the V-shaped groove of vee-block 6-3.

With reference to accompanying drawing 9～12, on original V-arrangement spare basis, the automatic indexing anchor clamps can change the outfit in the translot 1-3 of base, the automatic indexing anchor clamps are that left end is fixed a live center seat 7-12 on dead head base 7-1, and with lock screw and latch segment 7-15,7-16 fixes, fix a contiguous block 7-6 at dead head 7-12 left end, reach Kong Zhongyong screw 7-19 on the contiguous block 7-6 end face and fix a stepper motor 7-3, the output shaft of stepper motor 7-3 inserts in the top 7-10 afterbody hole and fixes with screw 7-5, round nut 7-4 connects live center 7-10, rolling bearing 7-8 is housed on live center 7-10, live center 7-10 goes up a shift fork 7-11 fixedly is housed, shift fork 7-11 holds out against the back with jackscrew 7-21 and rotates synchronously with live center 7-10, fix a driving lever 7-9 on the shift fork 7-11, fix a back dead centre seat 7-14 at the right-hand member of base 7-1, fix a back dead centre 7-13 corresponding above, adjusting screw 7-2 and latch segment 7-20 are housed on base 7-1 with live center 7-10.

With reference to accompanying drawing 13～15, the vertical light path annex of measuring instrument is to fix a column 8-3 in the left-hand end of objective table 8-1 with screw 8-2, column 8-3 upper end connects regulating block 8-7 with axle one 8-5, adjusting screw 8-4 is housed among the column 8-3, regulating block 8-7 connects laser cylinder base 8-8 with axle two 8-6, laser socket 8-9 is upright to be installed on the cylinder base 8-8, laser socket 8-9 offers small sircle hole in the middle of having upper and lower cover 8-10,8-30, upper and lower covers 8-10,8-30, and the centre is fixed laser tube 8-11 with laser base 8-12, compressing tablet 8-14, screw 8-13.In objective table 8-1 intermediate active knuckle seat 8-20 is housed, upper and lower covers 8-17,8-18 and knuckle screw mandrel 8-19 are housed on the knuckle seat 8-20, fix one seven trumpeter in screw mandrel 8-19 upper end with lateral pin five 8-16 and take turns 8-15, a knuckle slide block 8-21 is adorned in activity on screw mandrel 8-19, fix a seat 8-24 at objective table 8-1 right-hand member with screw 8-31, the seat 8-24 activity of going up is equipped with and is adjusted screw mandrel 8-23, and screw mandrel 8-23 front end is fixed a vee-block 8-22.Below objective table, adorn a mirror base 8-28, on mirror base 8-28, establish one 45 degree platform, adorn a reflective mirror 8-27 on the platform.

With reference to accompanying drawing 16～18, the measurement filament mechanism of measuring instrument is that present 9-1 goes up with little fixing reel 9-2, be equipped with above the present 9-1 and adjust seat 9-6, adjust among the seat 9-6 9-5 is housed, locating wheel 9-4 is equipped with in the axle 9-5 activity of going up, reel 9-2 pushes down with clamping piece 9-8, and clamping piece 9-8 lower end is with on the fixing present 9-1 of screw 9-7, and tested filament 9-9 is on reel 9-2 and locating wheel 9-4.

With reference to accompanying drawing 19～21, the micro-adjusting mechanism of measuring instrument is that intermediate lateral is equipped with fine setting screw rod 10-5 on fine setting seat 10-2, screw rod 10-5 one end is fixed one nine trumpeter with lateral pin seven 10-6 and is taken turns 10-3, fine setting screw rod 10-5 vertical direction is equipped with lock screw 10-1 and latch segment 10-4, with holder 10-1.

With reference to accompanying drawing 22～23, the disjunctor V-shape portion spare of measuring instrument is in the V-shaped groove on disjunctor vee-block 11-1, stationary center one, two 11-2,11-12, in the groove of vee-block 11-1 both sides, adorn an arm-tie 11-3, lock screw one 11-4 is passed in screwed hole of centre and pointer 11-5 hole above the arm-tie 11-3, and pointer 11-5 is fixed with nut 11-6, on a top 11-2, fix the index plate 11-7 of a band scale, on index dial 11-7, fix a driving lever 11-15, driving lever 11-15 stirs V-arrangement clamp 11-8, two V-arrangement clamp 11-8 clamp axle 11-11 with screw 11-9, axle 11-11 two ends are with top one, two 11-2,11-12 withstands, fixing measured object 11-10 on axle 11-11.

With reference to accompanying drawing 24～25, it is to use fixedly filament 12-3 of screw 12-2 on base 12-1 that the laser beam of measuring instrument is adjusted annex.

The method of adjustment of multifunction laser diffraction measuring instrument is: the positioning boss of earlier laser beam being adjusted annex is put among the translot 1-4 of base 1 and by tight, a 2-4 and adjust the height of laser beam is rotationally connected, make laser beam simultaneously by adjusting two filament 12-3 above the annex, rotate the regulating block 2-14 on the laser instrument column 2-3 again, make laser beam simultaneously by adjusting two filament 12-3 of annex upper side, rotate regulating block 4-8 and coupling shaft 4-22 on the negative lens column 4-3 again, make laser beam vertical with negative lens 4-6 plane.

The measuring method of multifunction laser diffraction measuring instrument is: as measuring filament diameter is to utilize horizontal optical path, computing machine and negative lens CCD.When measuring filament, in the translot 1-3 of measuring instrument base 1, put measured piece filament attachment base 9-1, adjust the height of laser beam, make it by tested filament 9-9 and produce diffraction fringe, adjust height and the lateral attitude of negative lens 4-6 again, and use the laser beam alignment block, make the laser diffraction center by directive CCD column 5-3 behind the negative lens 4-6 center, by the lateral attitude of adjustment column 5-3 and the height of CCD, make diffraction fringe directive line array CCD, up to till apparent regular diffraction image occurring on the computer display.

The multifunction laser diffraction measuring instrument is measured micro-aperture and is adopted the aperture diffraction principle, and the spaced features parameter of measuring outside surface adopts the optical grating diffraction principle, and other all adopts the single slit diffraction principle, and its measuring method is to measure indirectly or relative measurement.

The thickness of measuring sheet parts or material adopts little knuckle parts; Measure the size and the micrometer small-bore of easily deformed part and adopt vertical light path annex; Adopt contour vee-block when surveying axle bus straightness error, measure deviation from circular from, coaxiality error, runout error, adopt disjunctor vee-block annex or contour vee-block.In the surfaceness, the measurement of spacing parameter uses the optical grating diffraction image to arrive appearance grid chi optical screen 5-15 behind negative lens 4-6, with the aiming of the light that from magazine 5-7, penetrates and with after holding the grid ruler and measuring distance between any two dark fringes, export according to output port and send into computing machine through interface and carry out data processing and obtain the spaced features parameter value by holding the grid footage.

Claims

1, a kind of multifunction laser diffraction measuring instrument, mainly form, it is characterized in that by base (1), base translot (1-1), (1-2), (1-3), (1-4), (1-5), linear scale translot (1-6), arris reason support (3-3), negative lens column (4-3) and contour vee-block (6-3):

A, laser instrument measurement component are installed in the translot (1-1) of base (1), it comprises column (2-3), on the screw mandrel (2-5) on the column (2-3), slide block (2-7) is housed versatilely, slide block (2-7) connects regulating block (2-14) with screw, on regulating block (2-14) lateral surface coupling shaft (2-4) is housed, coupling shaft (2-4), screw (2-6) are fixedlyed connected with horizontal laser light pipe shell (2-17);

B, the knuckle measurement component is that seat (3-8) is housed in arris reason support (3-3) upper end hole, seat (3-8) right-hand member shock mount and set screw (3-5), (3-4), No. two screw mandrels (3-9) in the seat (3-8) are connected with fork-shaped slide block (3-11), fork-shaped slide block (3-11) is connected with knuckle fixture block (3-16) with bearing pin (3-12), be installed with seat (3-14) and set screw (3-13) below the fork-shaped slide block (3-11), fix a small ball (3-19) on the screw (3-13), knuckle (3-15) is housed in the groove of knuckle fixture block (3-16), and knuckle (3-15) leans on end cap (3-18) and holds out against screw (3-17) and is fixed in the groove of knuckle fixture block (3-16);

C, negative lens parts are that negative lens (4-6) and end cap (4-5) are housed in the hole of negative lens seat (4-4) left end, optical filtering microscope base (4-17) is housed in the right-hand member hole of negative lens seat (4-4) optical filtering (4-18) and end cap (4-19) are housed on optical filtering microscope base (4-17);

D, comprehensive column measurement component is installed in the translot (1-5) of base (1), it comprises column (5-3), front and side at column (5-3) are equipped with measurement component versatilely, right flank is equipped with rotary disk (5-8) versatilely with revolving shaft (5-39), the back is equipped with slide block one (5-29) versatilely on No. five screw mandrels (5-44), regulating block (5-25), coupling shaft (5-26), CCD seat (5-5), CCD camera (5-41) and optical filtering microscope base (5-40), lock screw (5-1) is housed in the bottom, latch segment (5-2), fine adjustment screw (5-16) and fine setting seat (5-18), on No. four screw mandrels (5-9) of comprehensive column (5-3), slide block two (5-38) is housed versatilely, in the middle of slide block two (5-38), adorn a rotary disk (5-8) with revolving shaft (5-39), No. six screw mandrels (5-33) are housed in the middle of rotary disk (5-8), the magazine (5-7) that can move up and down is housed on No. six screw mandrels (5-33), magazine (5-7) is fixedlyed connected with appearance grid chis (5-21) by insulcrete (5-24), light emitting diode (5-37) is housed in the magazine (5-7), magazine (5-7) fixed outside is equipped with adjustable plate (5-35) and fixed head (5-36), adjusting screw (5-34) is housed above the magazine (5-7), on rotary disk (5-8), be equipped with and receive optical screen (5-15), line array CCD (5-41) is housed in the seam on CCD seat (5-5) left side, optical filtering microscope base (5-40) is connected by connecting cylinder (5-50) at CCD (5-41) right-hand member, optical filtering microscope base (5-40) right-hand member is equipped with optical filter (5-28) and end cap (5-27), and end cap (5-27) is provided with the printing opacity elongated slot;

E, automatic indexing anchor clamps are to go up left end at base (7-1) to fix a live center seat (7-12), right-hand member is fixed a back dead centre seat (7-14), fix a contiguous block (7-6) at live center seat (7-12) left end, fix a stepper motor (7-3) on contiguous block (7-6) end face, live center seat (7-12) right-hand member is fixed a shift fork (7-11), driving lever (7-9) is housed on the shift fork (7-11), lock screw (7-2), (7-15) and latch segment (7-16), (7-20) are housed on the dead head base (7-1);

F, vertical light path annex comprises objective table (8-1), fix a column (8-3) at the last end of objective table (8-1), column (8-3) upper end fixing dress regulating block (8-7) and adjusting screw (8-4), (8-33), connect a cylinder base (8-8) with axle (8-6) in the middle of the regulating block (8-7), fix a laser socket (8-9) on the cylinder base (8-8), fix two laser bases (8-12) on socket (8-9) inwall, base (8-12) is gone up with compressing tablet (8-14) and screw (8-13) fixed laser pipe (8-11), laser socket (8-9) is equipped with, lower cover (8-10), (8-30), on, lower cover (8-10), be provided with small sircle hole (8-30), on objective table (8-1) face, adorn a knuckle seat (8-20) and a knuckle slide block (8-21) versatilely, knuckle screw mandrel (8-19) is housed in the middle of the slide block (8-21), and use, lower cover (8-17), (8-18) fixing, the corresponding vee-block (8-22) that is equipped with knuckle slide block (8-21), fixedly adorn a screw rodb base (8-24) at the other end of objective table (8-1), vee-block is housed in the screw rodb base (8-24) adjusts screw mandrel (8-23), screw mandrel (8-23) end connects vee-block (8-22), the other end is equipped with eight trumpeters wheels (8-26), below objective table (8-1), lay a microscope base (8-28), reflective mirror (8-27) is housed on the inclined-plane with 45 ° of inclined-planes;

It is to adorn one above present (9-1) to adjust seat (9-6) that g, filament diameter are measured annex, adjust seat (9-6) central longitudinal to axle (9-5) is housed, laterally adorn two locating wheels (9-4) on the axle (9-5), present (9-1) goes up with little axle (9-3) and adorns two reels (9-2), and push down with clamping piece (9-8) and screw (9-7), filament (9-9) is on reel (9-2);

H, micro-adjusting mechanism comprise fine setting seat (10-2), lock screw (10-1) and latch segment (10-4), with fine setting screw rod (10-5) is housed above lock screw (10-1) vertical direction, the fine setting seat (10-2), fine setting screw rod (10-5) end is fixed one nine trumpeter's wheel (10-3) with lateral pin seven (10-6), and the other end is contained in the T-slot of each column;

I, disjunctor V-shape portion spare is a stationary center one in the V-shaped groove on disjunctor vee-block (11-1), two (11-2), (11-12), in the groove of vee-block (11-1) both sides, adorn an arm-tie (11-3), center and pointer (11-5) pass one and hold out against screw (11-4) above the arm-tie (11-3), and it is fixing pointer (11-5) with nut (11-6), on top one (11-2), fix the index plate (11-7) of a band scale, fix a driving lever (11-15) on the index plate (11-7), driving lever (11-5) connects V-arrangement clamp (11-8), two V-arrangement clamps (11-8) are fastening axle (11-11) with screw (11-9), axle (11-11) two ends are with top one, two (11-2), (11-12) withstand, go up dress measured object (11-10) in axle (11-11);

J, on laser beam is adjusted the base (12-1) of annex and the side with the fixing filament (12-3) of screw (12-2).