CN206131944U - Slant geometrical tolerances measuring apparatu - Google Patents

Abstract

The utility model discloses a slant geometrical tolerances measuring apparatu, this measuring apparatu includes base (1), three -jaw chuck (13), guide rail (15), thimble (16), rotatory guide rail (29), stand (52) and test position (41), install guide rail (15) and rotatory guide rail (29) on base (1), three -jaw chuck (13) and thimble (16) are installed respectively at the both ends of guide rail (15), install on rotatory guide rail (29) stand (52) and rotation chassis (30), install test position (41) on stand (52), install no. One measuring stick (68) and no. Two measuring stick (59) on test position (41), the tip perpendicular sleeve of no. One measuring head (67) is in the hole of measuring stick (68 a) one end, no. Two measuring head (62) are installed and become 90 degrees on no. Two measuring stick (59), wholly constitute slant geometrical tolerances measuring apparatu. The utility model discloses simple structure is reliable, the processing ease, and rotatory guide rail area dynamic testing volume head is measured along straight line or slash motion, the most slant geometrical tolerances characteristic item purpose of adaptation.

Description

Oblique geometric tolerances measuring instrument

Technical field

The utility model is related to measuring instrument, and in particular to a kind of oblique geometric tolerances measuring instrument.

Background technology

In the measurement of machine components geometric tolerances, be frequently encountered the measurement of oblique geometric tolerances featured items, i.e., it is tested Geometric element is oblique relative to part main body, or element to be measured inclines certain angle relative to reference element, such as inclined-plane, tiltedly Line, the generation line of circular cone, gradient, oblique bounce etc., will adjust part position or dial gauge track to adapt to incline during measurement Requirement, measurement process complexity, low precision, efficiency is low, or even measurement process cannot be implemented.

The content of the invention

The purpose of this utility model is：A kind of oblique geometric tolerances measuring instrument is designed, using the guide rail of rotation measurement is driven Head adapts to the measurement of most of oblique geometric tolerances featured items along straight line or diagonal movement.

Technical solution of the present utility model is：The measuring instrument includes that base, scroll chuck, guide rail, thimble, rotation are led Rail, column and test desk, base upper mounting rail, rotary rail and tailstock install thimble, relative to thimble on tailstock on guide rail Scroll chuck is installed, rotary rail is installed on swivel base, column is installed on rotary rail, test desk is installed on column, measure A number measurement bar and No. two measurement bars are installed, a measurement head is arranged in a measurement bar and a measurement head and on platform Number measurement bar is coaxial, No. two measurement heads be arranged in No. two measurement bars and No. two measurement heads with No. two measurement rod axis into 90 degree Angle, is monolithically fabricated oblique geometric tolerances measuring instrument.

Wherein, base plate is fixed by a base plate fixing screws and No. two base plate fixing screws with base；Tailstock bracing frame Connected firmly with base plate by No. three base plate fixing screws and No. four base plate fixing screws, there are counter sink, countersunk head in tailstock bracing frame middle part Tailstock fixing screws in hole realize that tailstock bracing frame is connected firmly with tailstock；Tailstock endoporus install successively No. two bearings, spacer, No. one Bearing, tailstock bonnet is fixed by a tailstock bonnet lock-screw and No. two tailstock bonnet lock-screws with tailstock；Axle is by two Number bearing and a bearing supporting rotation, are provided with cannelure on axle microcephaly's diameter of axle, pin stretches into the axle that axle is prevented in the cannelure of axle To play, pin is fixed by screw thread with tailstock bonnet, and axle major part end flanges are by a bonnet lock-screw and No. two back cover locks Tight screw connects firmly drive scroll chuck and axle coaxial rotating with scroll chuck.

Wherein, during thimble is arranged in thimble sleeve, thimble is adjusted vertically and locked by thimble lock-screw, thimble There is counter sink at frame middle part, and the thimble sleeve fixing screws in counter sink connect firmly thimble support and thimble sleeve；Thimble support passes through A number thimble bracing frame lock-screw and No. two thimble bracing frame lock-screws are connected firmly with a slide block, and a slide block passes through No. one Link screw and No. two link screws are connected firmly with slide block fixed plate, and slide block fixed plate is threaded connection slider locking screw, and one Number slide block slides on guide rail, screws slider locking screw and withstands guide rail, a slide block is fixed on guide rail by friction；Lead Rail is consolidated by guide rail left support frame and guide rail right support frame supporting and fixing, guide rail left support frame and guide rail right support frame with base It is fixed.

Wherein, swivel base is the stepped disk of disk with a scale, by a swivel base fixing screws and No. two rotations Turn chassis fixing screws to connect firmly with base；Swivel mount is enclosed within swivel base and forms the less cooperation in gap, swivel mount and rotation Chassis is coaxial, and manual disk moves swivel mount, and swivel mount rotates around swivel base axis, and swivel mount top is provided with and rotary rail half The groove of face form fit, rotary rail is stuck in groove and is formed tight fit, makes rotary rail with swivel mount around swivel base Axis rotates, and dial is carried on swivel base, and significant mark line is marked with swivel mount, carves on mark line alignment swivel base " 0 " line interval scale rotary rail level of scale, represents that rotary rail is relative during mark line correspondence dial difference angle groove In the angle that horizontal line is turned over；Rotary rail is fixed by rotary rail left support frame, rotary rail right support frame and adjusted, Rotary rail left support frame, rotary rail right support frame and base are connected firmly.

Wherein, guide rail left support frame, guide rail right support frame, rotary rail left support frame, the knot of rotary rail right support frame Structure, principle are identical；Illustrate by taking rotary rail left support frame as an example, bracing frame is shaped as cuboid, and centre is provided with and slightly above rotates The opening groove of rail height, after rotary rail has the space for rotating freely, rotary rail turned position to determine in groove, rotation The left lock-screw of tight rotary rail, makes opening groove tighten up so as to lock, fix rotary rail one end, rotary rail left support frame Connected firmly with base by a left fixing screws and No. two left fixing screws.

Wherein, four angles of column bottom are fixed by a column fixing screws, No. two column fixing screws, No. three columns Screw, No. four column fixing screws are connected firmly with No. two slide blocks, and No. two slide blocks are stuck on rotary rail, and No. two slide blocks are along rotary rail Guide pass slides；Column section is hexagonal structure, and the corresponding facade in long side is provided with rectangular recess, the both sides difference of groove Equipped with a tooth bar and No. two tooth bars, a tooth bar and No. two tooth bars are engaged with regulation gear simultaneously.

Wherein, adjustment axis are cased with successively from inside to outside adjusting gear, locking loose piece, locking sleeve, knob vertically, adjust Gear is connected by a number key with adjustment axis, and adjustment axis have larger gap with locking loose piece, locking sleeve, and adjustment axis pass through No. one Pin, No. two pins are connected with knob；The big end of locking sleeve is equipped with handle by screw thread, and locking sleeve is by being threaded into measurement Platform, the end face of locking sleeve small end withstands locking loose piece, and it is a cuboid with holes to lock loose piece, and locking loose piece withstands on column On；Turn knob, gear-rack drive test desk is moved up and down along column, and test desk is moved to rotation handle after correct position and makes Locking sleeve is screwed in and withstands locking loose piece, and locking loose piece withstands column, realizes the fixation of test desk and column.

Wherein, test desk is a cuboid with different shape hole, and test desk is enclosed within column, by tooth Wheel tooth bar is moved up and down and locking by test desk with locking loose piece along column, and a measurement bar, No. two surveys are installed in test desk both sides Gauge rod；Number measurement bar is a hollow shaft, and a measurement bar is arranged in the cylindrical hole of test desk, measurement bar it is outer Surface Machining has tooth bar, and tooth bar is engaged with a gear, and a gear is connected by two number keys with an adjustment axis, a regulation Axle is connected by No. three pins, No. four pins with a knob, and an adjustment axis form the less cooperation in gap with the hole of test desk；Cam It is connected with a lock shaft by three number keys, a lock shaft forms the less cooperation in gap, a lock shaft with the hole of test desk Trumpeter's handle is installed in big end by screw thread, and annular clamp ring is a split ring, and it is enclosed within a measurement bar；Rotate a trumpeter Handle, a lock shaft band moving cam rotates, and cam holds out against annular clamp ring, and the annular clamp ring of opening is tightened up and embraces a measurement Bar simultaneously locks a measurement bar.

Wherein, the big end of a measurement head is the cylinder with the same diameter of measurement bar, is provided with two and is connected Through hole, for installing measurement table table footpath, there are open slot, open slot and a measurement head peace in the big end end face middle part of a measurement head The through hole in dress measurement table table footpath is communicated, and measurement table is penetrated and screw after through hole measurement head table locking knob, and by screw thread No. one is tightened up Two parts of the big end end face intermediate openings groove of measurement head are so as to locking measurement table；The small end of a number measurement head is in duckbill two Piece, two panels distribution symmetrical above and below, duckbilled opening is connected with through hole；The small end of a number measurement head is enclosed within the hole of a measurement bar one end In, by a measurement head fixing screws, No. two measurement head fixing screws connections；A number micrometer adjusting screw is by screw thread and a survey Amount head connection, screws a micrometer adjusting screw, and the small end duckbilled opening of a measurement head occurs minor variations, so as to realize a survey The fine setting of amount head, finally realizes the effective contact of the measurement table contact and part installed in measurement head；A number measurement head is installed and surveyed It is upright position after scale, i.e., measurement table right angle setting measures height offset.

Wherein, No. two measurement bars are former with the structure of the structural principle of No. two measurement heads and a number gauge rod of survey and a measurement head Reason is the same；Also include measurement head adapter sleeve and measurement head elbow bend, make No. two measurement heads with No. two measurement bars into 90 degree；No. two It is horizontal level that measurement head is installed after measurement table, i.e., measurement table is horizontally mounted measurement horizontal offset.

The utility model has the advantages that：It is simple and reliable for structure, processing ease, the guide rail of rotation drive measurement head along straight line or Diagonal movement, adapts to the measurement of most of oblique geometric tolerances featured items.

Description of the drawings

Fig. 1 is structure principle chart of the present utility model.

Fig. 2 is the A-A profiles of Fig. 1.

Fig. 3 is the B-B profiles of Fig. 1.

Fig. 4 is the C-C profiles of Fig. 1.

Fig. 5 is the D-D profiles of Fig. 1.

Fig. 6 is the E-E profiles of Fig. 1.

Fig. 7 is the F-F profiles of Fig. 1.

Fig. 8 is the column installation diagram of Fig. 1.

Fig. 9 is the annular clamp ring operation principle schematic diagram of Fig. 3.

Figure 10 is the column and No. two slide block installations diagram of Fig. 8.

Figure 11 is the test desk partial enlarged drawing of Fig. 1.

Figure 12 is No. two measurement head partial enlarged drawings of Fig. 1.

In figure：1 base, a No. 2 tailstock rear cover screws, 3 pins, 4 axles, 5 No. two tailstock rear cover screws, 6 tailstock bonnets, 7 tails Seat, 8 tailstock bracing frames, No. 9 rear cover screws, 10 No. two rear cover screws, No. 11 bearings, 12 guide rail left support frames, 13 three-jaws Chuck, 14 spacers, 15 guide rails, 16 thimbles, a No. 17 thimble bracing frame lock-screws, No. 18 slide blocks, 19 thimble sleeves, 20 tops Pin lock-screw, 21 No. two thimble bracing frame lock-screws, a No. 22 link screws, 23 slide block fixed plates, 24 No. two link spiral shells Nail, 25 guide rail right support frames, the right lock-screw of 26 guide rails, 27 rotary rail right support frames, the right lock-screw of 28 rotary rails, 29 rotary rails, 30 swivel bases, 31 rotary rail swivel mounts, 32 No. two lock shafts, 33 2 trumpeter's handles, 34 knobs, 35 are adjusted Axle, No. 36 pins, 37 No. two pins, 38 locking sleeves, 39 handles, 40 locking loose pieces, 41 test desks, 42 1 trumpeter's handles, 43 No. one Lock shaft, the left lock-screw of 44 rotary rails, 45 rotary rail left support frames, 46 No. three pins, No. 47 knobs, 48 No. four pins, No. 49 adjustment axis, 50 all number tooth bars, 51 regulation gears, 52 columns, 53 1 number keys, 54 No. two tooth bars, 55 No. two adjustment axis, 56 No. five pins, 57 No. six pins, 58 No. two knobs, 59 No. two measurement bars, a No. 60 measurement head fixing screws, 61 No. two measurement heads are consolidated Determine screw, 62 No. two measurement heads, 63 No. two micrometer adjusting screws, 64 No. two measurement head adapter sleeves, 65 No. two measurement head elbow bends, 66 A number measurement head table locking knob, No. 67 measurement heads, No. 68 measurement bars, 69 No. two measurement head table locking knobs, 70 thimbles Support, a No. 71 slider locking screws, 72 base plates, a No. 73 base plate fixing screws, 74 No. two base plate fixing screws, 75 tailstocks Fixing screws, a No. 76 tailstock bonnet lock-screws, 77 No. two tailstock bonnet lock-screws, 78 No. two bearings, No. 79 bonnets Lock-screw, 80 No. two bonnet lock-screws, 81 thimble sleeve fixing screws, 82 2 number keys, 83 annular clamp rings, No. 84 rotations Turn chassis fixing screws, No. 85 gears, No. 86 cams, 87 No. two swivel base fixing screws, 88 3 number keys, 89 No. one are micro- Screw, a No. 90 measurement head fixing screws, 91 No. two measurement head fixing screws, a No. 92 left fixing screws, 93 No. two left sides is adjusted to consolidate Determine screw, No. 94 rollers, No. 95 nuts, 96 No. two rollers, 97 No. two nuts, a No. 98 base plate fixing screws, 99 No. two Base plate fixing screws, 100 No. two slide blocks, a No. 101 column fixing screws, 102 No. two column fixing screws, 103 No. three columns Fixing screws, 104 No. four column fixing screws.

Specific embodiment

The technical solution of the utility model is further illustrated below in conjunction with the accompanying drawings, but be should not be understood as to technical scheme Limit, equivalent improvement on this basis belongs to protection category of the present utility model.

As shown in figs. 1-12, the measuring instrument includes base 1, scroll chuck 13, guide rail 15, thimble 16, rotary rail 29, vertical Post 52 and test desk 41, the upper mounting rail 15 of base 1, rotary rail 29 and tailstock 7 install thimble 16, on tailstock 7 on guide rail 15 Relative to thimble to installing scroll chuck 13, rotary rail 29 is installed on swivel base 30, column 52 is installed on rotary rail 29, Test desk 41 is installed on column 52, a measurement bar 68 and No. two measurement bars 59 are installed on test desk 41, a measurement head 67 is pacified It is mounted in a measurement bar 68 and a measurement head is coaxial with a measurement bar, No. two measurement heads 62 is arranged on No. two measurement bars 59 Upper and No. two measurement heads, into an angle of 90 degrees, are monolithically fabricated oblique geometric tolerances measuring instrument with No. two measurement rod axis.

As shown in Figure 1, Figure 2, shown in Fig. 7, base plate 72 by a base plate fixing screws 73 and No. two base plate fixing screws 74 with Base 1 is fixed；Tailstock bracing frame 8 is connected firmly by No. three base plate fixing screws 98 and No. four base plate fixing screws 99 with base plate 72, There is counter sink at the middle part of tailstock bracing frame 8, and the tailstock fixing screws 75 in counter sink realize that tailstock bracing frame 8 is connected firmly with tailstock 7；Tail 7 endoporus of seat install successively No. two bearings 78,14, bearing 11 of spacer, and tailstock bonnet 6 passes through a tailstock bonnet lock-screw 76 and No. two tailstock bonnet lock-screws 77 fix with tailstock 7；Axle 4 supports rotation, axle 4 by No. two bearings 78 and a bearing 11 It is provided with cannelure on microcephaly's diameter of axle, pin 3 stretches into the axial float that axle 4 is prevented in the cannelure of axle 4, and pin 3 is by screw thread and tailstock Bonnet 6 is fixed, and the major part end flanges of axle 4 are by a bonnet lock-screw 79 and No. two bonnet lock-screws 80 and scroll chuck 13 Connect firmly, drive scroll chuck 13 and the coaxial rotating of axle 4.

As shown in Fig. 1, Fig. 6, during thimble 16 is arranged in thimble sleeve 19, thimble 16 is adjusted vertically and locked by thimble Screw 20 is locked, and there is counter sink at the middle part of thimble support 70, and the thimble sleeve fixing screws 81 in counter sink connect firmly thimble support 70 With thimble sleeve 19；Thimble support 70 is by a thimble bracing frame lock-screw 17 and No. two thimble bracing frame lock-screws 21 Connect firmly with a slide block 18, a slide block 18 is consolidated by a link screw 22 and No. two link screws 24 with slide block fixed plate 23 Connection, slide block fixed plate 23 is threaded connection slider locking screw 71, and a slide block 18 slides on guide rail 15, screws slide block lock Tight screw 71 withstands guide rail 15, a slide block 18 is fixed on guide rail 15 by friction；Guide rail 15 passes through guide rail left support frame 12 and the supporting and fixing of guide rail right support frame 25, guide rail left support frame 12 and guide rail right support frame 25 are fixed with base 1.

As Figure 1 and Figure 4, swivel base 30 is the stepped disk of disk with a scale, and by a swivel base spiral shell is fixed Nail 84 and No. two swivel base fixing screws 87 are connected firmly with base 1；It is less that swivel mount 31 is enclosed within formation gap on swivel base 30 Cooperation, swivel mount 31 is coaxial with swivel base 30, and manual disk moves swivel mount 31, and swivel mount 31 revolves around the axis of swivel base 30 Turn, the top of swivel mount 31 is provided with the groove with the half section form fit of rotary rail 29, rotary rail 29 is stuck in groove and forms tight Coordinate, rotary rail 29 is rotated around the axis of swivel base 30 with swivel mount 31, dial, rotation are carried on swivel base 30 Significant mark line is marked with pivoted frame 31, mark line is directed at " 0 " line interval scale rotary rail 29 of the high scale disk of swivel base 30 Level, during mark line correspondence dial difference angle groove the angle that rotary rail 29 is turned over relative to horizontal line is represented；Rotation Guide rail 29 is fixed by rotary rail left support frame 45, rotary rail right support frame 27 and adjusted, rotary rail left support frame 45th, rotary rail right support frame 27 is connected firmly with base 1.

As shown in figure 5, guide rail left support frame 12, guide rail right support frame 25, rotary rail left support frame 45, rotary rail are right The structure of bracing frame 27, principle are identical；Illustrate by taking rotary rail left support frame 45 as an example, bracing frame is shaped as cuboid, it is middle The opening groove of the slightly above height of rotary rail 29 is provided with, rotary rail 29 has the space for rotating freely in groove, and rotation is led After the turned position of rail 29 determines, the left lock-screw 44 of rotary rail is screwed, opening groove is tightened up so as to lock, fixed rotation is led The one end of rail 29, rotary rail left support frame 45 is connected firmly by a left fixing screws 92 and No. two left fixing screws 93 with base 1.

As shown in Fig. 1, Fig. 8, Figure 10, column 52 bottom four angle is solid by 101, No. two columns of a column fixing screws Determine the column fixing screws 104 of column fixing screws 103, four of screw 102, three to connect firmly with No. two slide blocks 100, No. two slide blocks 100 are stuck on rotary rail 29, and No. two slide blocks 100 slide along the guide pass of rotary rail 29；The section of column 52 is a hexagon knot Structure, the corresponding facade in long side is provided with rectangular recess, and the both sides of groove are respectively provided with a tooth bar 50 and No. two tooth bars 54, No. one Tooth bar 50 and No. two tooth bars 54 are engaged with regulation gear 51 simultaneously.

As shown in Figure 1, shown in Figure 11, adjustment axis 35 are cased with successively from inside to outside adjusting gear 51, locking loose piece 40, lock vertically Tight sleeve 38, knob 34, adjust gear 51 and are connected with adjustment axis 35 by a number key 53, adjustment axis 35 with lock loose piece 40, lock Tight sleeve 38 has larger gap, and adjustment axis 35 are connected by 36, No. two pins 37 of a pin with knob 34；The big end of locking sleeve 38 Handle 39 is equipped with by screw thread, locking sleeve 38 withstands lock by being threaded into test desk 41, the end face of the small end of locking sleeve 38 Tight loose piece 40, it is a cuboid with holes to lock loose piece 40, and locking loose piece 40 is withstood on column 52；Turn knob 34, by tooth Wheel rack drives test desk 41 is moved up and down along column 52, and test desk 41 is moved to rotation handle 39 after correct position and makes lock sleeve Cylinder 38 is screwed in and withstands locking loose piece 40, and locking loose piece 40 withstands column 52, realizes the fixation of test desk 41 and column 52.

As shown in Fig. 1, Fig. 3, Fig. 9, test desk 41 is a cuboid with different shape hole, test desk 41 It is enclosed within column 52, is moved up and down and locking along column 52 by test desk 41 with locking loose piece by rack-and-pinion, test desk 41 Both sides are installed by 68, No. two measurement bars 59 of a number measurement bar；A number measurement bar 68 is a hollow shaft, and a measurement bar 68 is arranged on In the cylindrical hole of test desk 41, the outer surface of a measurement bar 68 is machined with tooth bar, and tooth bar is engaged with a gear 85, No. one Gear 85 is connected by two number keys 82 with an adjustment axis 49, and an adjustment axis 49 are by 46, No. four pins 48 of No. three pins and No. one Knob 47 connects, and an adjustment axis 49 form the less cooperation in gap with the hole of test desk 41；Cam 86 passes through three number keys 88 and Number lock shaft 43 connects, and a lock shaft 43 forms the less cooperation in gap with the hole of test desk 41, and an end greatly of lock shaft 43 is logical Cross screw thread and one trumpeter's handle 42 is installed, annular clamp ring 83 is a split ring, and it is enclosed within a measurement bar 68；Rotate trumpeter's handle 42, a lock shaft 43 rotates with moving cam 86, and cam 86 holds out against annular clamp ring 83, and the annular clamp ring 83 of opening is tightened up and embraced Firmly a measurement bar 68 and lock a measurement bar 68.

As shown in figure 1, the big end of a measurement head 67 is the cylinder with a same diameter of measurement bar 68, two are provided with The through hole being connected, for installing measurement table table footpath, there are open slot, open slot and in the big end end face middle part of a measurement head 67 Number measurement head 67 is installed the through hole in measurement table table footpath and is communicated, and measurement table is penetrated and screw after through hole measurement head table locking knob 66, leads to Cross screw thread tighten up a measurement head 67 big end end face intermediate openings groove two parts so as to lock measurement table；As shown in figure 3, one The small end of number measurement head 67 is in duckbill two panels, and two panels distribution symmetrical above and below, duckbilled opening is connected with through hole；A number measurement head 67 Small end be enclosed within the hole of the one end of measurement bar 68, by 90, No. two measurement head fixing screws of a measurement head fixing screws 91 connections；A number micrometer adjusting screw 89 is coupled by screw thread with a measurement head 67, screws a micrometer adjusting screw 89, a measurement head There are minor variations in 67 small end duckbilled opening, so as to realize the fine setting of a measurement head 67, finally realize being installed in measurement head Measurement table contact and part effective contact；It is upright position that a number measurement head 67 is installed after measurement table, i.e. measurement table is vertical Measurement height offset is installed.

As shown in Fig. 1, Figure 12, a number gauge rod 68 and of structural principle and survey of No. two measurement bars 59 and No. two measurement heads 62 The structural principle of number measurement head 67 is the same；Also include measurement head adapter sleeve 64 and measurement head elbow bend 65, make No. two measurement heads 62 with No. two 90 degree of 59 one-tenth of measurement bars；It is horizontal level that No. two measurement heads 62 are installed after measurement table, i.e., measurement table is horizontally mounted survey Amount horizontal offset.

By taking measurement of the major axis class with taper part as an example, tested part, scroll chuck 13 are installed using the mode on two crowns Clamping is top to withstand part one end, and thimble 16 slides into correct position and withstands the part other end along guide rail 15, tightens a slide block Lock-screw 71, thimble 16 is fixed on guide rail 15, and part rotates around scroll chuck center line；A number measurement head 67 installs measurement It is upright position after table, i.e. measurement table right angle setting measures height offset；It is level that No. two measurement heads 62 are installed after measurement table Position, i.e. measurement table are horizontally mounted, and measure horizontal offset；Measurement table adjusts height and passes through hand by knob 34 along column 52 Handle 39 is locked；Measurement table adjusts horizontal level by 47, No. two knobs 58 of a knob, and by trumpeter's handle 42, two trumpeters Handle 33 is locked；Make rotary rail 29 rotate a certain angle, the phase of rotary rail 29 is read by the dial on swivel base 30 For the angle value that horizontal line is turned over, angle value is adapted with tested part taper, tighten the left lock-screw 44 of rotary rail with The right lock-screw 28 of rotary rail, the position of rotary rail 29 is fixed, and test desk 41 drives measurement table continuously sliding along rotary rail 29 It is dynamic；Now measurement table easily measures the linearity of conical surface element line, conical surface bounce geometric tolerances project.

Claims (10)

1. oblique geometric tolerances measuring instrument, is characterized in that：The measuring instrument includes base（1）, scroll chuck（13）, guide rail（15）、 Thimble（16）, rotary rail（29）, column（52）And test desk（41）, base（1）Upper mounting rail（15）, rotary rail（29） And tailstock（7）, guide rail（15）Upper installation thimble（16）, tailstock（7）On relative to thimble（16）Scroll chuck is installed（13）, rotation Chassis（30）Upper installation rotary rail（29）, rotary rail（29）Upper installation column（52）, column（52）Upper installation test desk （41）, test desk（41）A number measurement bar of upper installation（68）With No. two measurement bars（59）, a measurement head（67）Installed in No. one Measurement bar（68）Go up and a measurement head is coaxial with a measurement bar, No. two measurement heads（62）Installed in No. two measurement bars（59）On And No. two measurement heads measure rod axis into an angle of 90 degrees with No. two, are monolithically fabricated oblique geometric tolerances measuring instrument.

2. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：Base plate（72）Fixed by a base plate Screw（73）With No. two base plate fixing screws（74）With base（1）It is fixed；Tailstock bracing frame（8）By No. three base plate fixing screws （98）With No. four base plate fixing screws（99）With base plate（72）Connect firmly, tailstock bracing frame（8）There is counter sink at middle part, in counter sink Tailstock fixing screws（75）Realize tailstock bracing frame（8）With tailstock（7）Connect firmly；Tailstock（7）Endoporus installs successively No. two bearings （78）, spacer（14）, a bearing（11）, tailstock bonnet（6）By a tailstock bonnet lock-screw（76）With No. two tailstocks Bonnet lock-screw（77）With tailstock（7）It is fixed；Axle（4）By No. two bearings（78）With a bearing（11）Supporting rotation, axle（4） Cannelure is driven on microcephaly's diameter of axle, is sold（3）Stretch into axle（4）Cannelure in prevent axle（4）Axial float, pin（3）By screw thread With tailstock bonnet（6）It is fixed, axle（4）Major part end flanges pass through a bonnet lock-screw（79）With No. two bonnet lock-screws （80）With scroll chuck（13）Connect firmly, drive scroll chuck（13）With axle（4）Coaxial rotating.

3. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：Thimble（16）Installed in thimble sleeve （19）In interior, thimble（16）Adjust vertically and by thimble lock-screw（20）Locking, thimble support（70）There is counter sink at middle part, Thimble sleeve fixing screws in counter sink（81）Connect firmly thimble support（70）With thimble sleeve（19）；Thimble support（70）Pass through A number thimble bracing frame lock-screw（17）With No. two thimble bracing frame lock-screws（21）With a slide block（18）Connect firmly, No. one Slide block（18）By a link screw（22）With No. two link screws（24）With slide block fixed plate（23）Connect firmly, slide block fixed plate （23）It is threaded connection slider locking screw（71）, a slide block（18）In guide rail（15）Upper slip, screws slider locking spiral shell Nail（71）Withstand guide rail（15）, by friction a slide block is made（18）It is fixed on guide rail（15）On；Guide rail（15）It is left by guide rail Bracing frame（12）With guide rail right support frame（25）Supporting and fixing, guide rail left support frame（12）With guide rail right support frame（25）With base （1）It is fixed.

4. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：Swivel base（30）It is disk with a scale Stepped disk, by a swivel base fixing screws（84）With No. two swivel base fixing screws（87）With base（1）Gu Connection；Swivel mount（31）It is enclosed within swivel base（30）The less cooperation in upper formation gap, swivel mount（31）With swivel base（30）Together Axle, manual disk moves swivel mount（31）, swivel mount（31）Around swivel base（30）Axis rotates, swivel mount（31）Top is provided with and rotation Transduction rail（29）The groove of half section form fit, rotary rail（29）Tight fit is stuck in groove and is formed, rotary rail is made（29） With swivel mount（31）Together around swivel base（30）Axis rotates, swivel base（30）It is upper to carry dial, swivel mount（31）On It is marked with significant mark line, mark line alignment swivel base（30）" 0 " line interval scale rotary rail of high scale disk（29）Level, Rotary rail is represented during mark line correspondence dial difference angle groove（29）Relative to the angle that horizontal line is turned over；Rotary rail （29）By rotary rail left support frame（45）, rotary rail right support frame（27）To fix and adjust, rotary rail left support Frame（45）, rotary rail right support frame（27）With base（1）Connect firmly.

5. oblique geometric tolerances measuring instrument according to claim 4, is characterized in that：Guide rail left support frame（12）, guide rail it is right Bracing frame（25）, rotary rail left support frame（45）, rotary rail right support frame（27）Structure, principle it is identical；Led with rotating Rail left support frame（45）As a example by illustrate, bracing frame is shaped as cuboid, and centre is provided with slightly above rotary rail（29）Height is opened Mouth groove, rotary rail（29）There are the space for rotating freely, rotary rail in groove（29）After turned position determines, screw The left lock-screw of transduction rail（44）, opening groove tightened up so as to lock, fixed rotary rail（29）One end, left of rotary rail Support（45）By a left fixing screws（92）With No. two left fixing screws（93）With base（1）Connect firmly.

6. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：Column（52）The angle of bottom four passes through one Number column fixing screws（101）, No. two column fixing screws（102）, No. three column fixing screws（103）, No. four columns fix Screw（104）With No. two slide blocks（100）Connect firmly, No. two slide blocks（100）It is stuck in rotary rail（29）On, No. two slide blocks（100）Edge Rotary rail（29）Guide pass slides；Column（52）Section is hexagonal structure, and it is recessed that the corresponding facade in long side is provided with rectangle Groove, the both sides of groove are respectively provided with a tooth bar（50）With No. two tooth bars（54）, a tooth bar（50）With No. two tooth bars（54）Together When with adjust gear（51）Engagement.

7. oblique geometric tolerances measuring instrument according to claim 6, is characterized in that：Adjustment axis（35）Vertically from inside to outside It is cased with successively adjusting gear（51）, locking loose piece（40）, locking sleeve（38）, knob（34）, adjust gear（51）By No. one Key（53）With adjustment axis（35）Connection, adjustment axis（35）With locking loose piece（40）, locking sleeve（38）There are larger gap, adjustment axis （35）By a pin（36）, No. two pins（37）With knob（34）Connection；Locking sleeve（38）Big end by screw thread be equipped with hand Handle（39）, locking sleeve（38）By being threaded into test desk（41）, locking sleeve（38）The end face of small end withstands locking loose piece （40）, lock loose piece（40）It is a cuboid with holes, locks loose piece（40）Withstand on column（52）On；Turn knob（34）, lead to Cross gear-rack drive test desk（41）Along column（52）Move up and down, test desk（41）It is moved to after correct position and rotates handle （39）Make locking sleeve（38）Screw-in withstands locking loose piece（40）, lock loose piece（40）Withstand column（52）, realize test desk （41）With column（52）Fixation.

8. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：Test desk（41）It is one and carries difference One cuboid in shape hole, test desk（41）It is enclosed within column（52）On, by rack-and-pinion with locking loose piece by test desk （41）Along column（52）Move up and down and locking, test desk（41）Both sides are installed by a number measurement bar（68）, No. two measurement bars（59）； A number measurement bar（68）It is hollow shaft, a measurement bar（68）Installed in test desk（41）Cylindrical hole in, No. one measurement Bar（68）Outer surface be machined with tooth bar, tooth bar and a gear（85）Engagement, a gear（85）By two number keys（82）With A number adjustment axis（49）Connection, an adjustment axis（49）By No. three pins（46）, No. four pins（48）With a knob（47）Connection, A number adjustment axis（49）With test desk（41）Hole form the less cooperation in gap；Cam（86）By three number keys（88）With a lock Mandrel（43）Connection, a lock shaft（43）With test desk（41）Hole form the less cooperation in gap, a lock shaft（43）Greatly End one trumpeter's handle is installed by screw thread（42）, annular clamp ring（83）It is a split ring, it is enclosed within a measurement bar（68）On；Turn Dynamic trumpeter's handle（42）, a lock shaft（43）Band moving cam（86）Rotation, cam（86）Hold out against annular clamp ring（83）, opening Annular clamp ring（83）Tighten up and embrace a measurement bar（68）And lock a measurement bar（68）.

9. oblique geometric tolerances measuring instrument according to claim 1, is characterized in that：A number measurement head（67）Big end be with A number measurement bar（68）The cylinder of same diameter, is provided with two through holes being connected, for installing measurement table table footpath, a survey Amount head（67）Big end end face middle part have open slot, open slot and a measurement head（67）The through hole phase in measurement table table footpath is installed Logical, measurement table is penetrated and screw after through hole measurement head table locking knob（66）, a measurement head is tightened up by screw thread（67）Big end Two parts of end face intermediate openings groove are so as to locking measurement table；A number measurement head（67）Small end be in duckbill two panels, in two panels Under it is symmetrical, duckbilled opening is connected with through hole；A number measurement head（67）Small end be enclosed within a measurement bar（68）The hole of one end In, by a measurement head fixing screws（90）, No. two measurement head fixing screws（91）Connection；A number micrometer adjusting screw（89）Pass through Screw thread and a measurement head（67）Connection, screws a micrometer adjusting screw（89）, a measurement head（67）Small end duckbilled opening send out Raw minor variations, so as to realize a measurement head（67）Fine setting, finally realize in measurement head install measurement table contact and zero The effective contact of part；A number measurement head（67）It is upright position to install after measurement table, i.e., measurement table right angle setting measurement height is inclined Shifting amount.

10. oblique geometric tolerances measuring instrument according to claim 9, is characterized in that：No. two measurement bars（59）With No. two surveys Amount head（62）Structural principle and survey a gauge rod（68）With a measurement head（67）Structural principle it is the same；Also include measurement head Adapter sleeve（64）With measurement head elbow bend（65）, make No. two measurement heads（62）With No. two measurement bars（59）Into 90 degree；No. two surveys Amount head（62）It is horizontal level to install after measurement table, i.e., measurement table is horizontally mounted measurement horizontal offset.