CN208117408U - Knife rest positioning accuracy and repetitive positioning accuracy detection device - Google Patents
Knife rest positioning accuracy and repetitive positioning accuracy detection device Download PDFInfo
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- CN208117408U CN208117408U CN201820385619.2U CN201820385619U CN208117408U CN 208117408 U CN208117408 U CN 208117408U CN 201820385619 U CN201820385619 U CN 201820385619U CN 208117408 U CN208117408 U CN 208117408U
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Abstract
The utility model belongs to machine tool functional component accuracy test field, it is related to a kind of knife rest positioning accuracy and repetitive positioning accuracy detection device, including knife rest testing stand, monitor station, positioning accuracy and repetitive positioning accuracy testing stand, quick repetitive positioning accuracy testing stand and ground black iron；Knife rest testing stand is fixed on ground black iron, and it is equipped with tested knife rest, positioning accuracy and a part of frame of repetitive positioning accuracy testing stand are on tested knife rest, a part is placed on monitor station, the positive cutter setting frame testing stand of monitor station is fixed on ground black iron, quick repetitive positioning accuracy testing stand is installed on immediately below knife rest testing stand working position, is fixed on ground black iron；The utility model can be to different types of knife rest in the case where not dismantling cutterhead, carry out the simple positioning accuracy of rapid and convenient and repetitive positioning accuracy detection, it can quantify the adjustment amount of debugging process, convenient for users to making a concentrated effort to finish adjusting detection device, knife rest positioning accuracy and repetitive positioning accuracy detection device is made to have more practicability.
Description
Technical field
The utility model belongs to machine tool functional component accuracy test field, is related to a kind of knife rest positioning accuracy and resetting
Accuracy detecting device, more precisely, the utility model relates to one kind can to different types of numerical control horizontal servo saddle into
The device that row positioning accuracy and repetitive positioning accuracy are tested.
Background technique
Numerical control servo knife rest is one of core functional components of numerically-controlled machine tool, and precision influences machining accuracy.National standard
A series of knife rest accuracy detection indexs are defined in GB/T20960-2007, wherein positioning accuracy and resetting essence
Spending index is the Primary Reference foundation that domestic mainstream knife rest manufacturing enterprise's required test item and Subscriber Unit select knife rest performance.
National standard GB/T20960-2007 in the detection method of positioning accuracy and repetitive positioning accuracy for requiring to remove cutterhead.
When this knife rest to user side's knife rest after a period of use or after reliability test carries out test of geometric precision very not
Just, and it cannot ensure assembly precision when reinstalled after cutterhead removes again.Secondly, considering knife rest positioning accuracy and resetting
The high feature of precision level operates the use of detection device and proposes very high requirement, but national standard GB/T20960-2007
In be not prescribed by each detection project specific detection device and device application method, this from actually detected application still have away from
From.
Currently, existing patent or document propose the repetitive positioning accuracy detection method being installed on cutterhead, including autocollimatic
The measurement method of straight instrument and the cooperation of regular polygonal prism body, the measurement method of laser interferometer and reflecting mirror cooperation, synchronizing shaft and coding
The measurement method of device cooperation.But specifically mention how regular polygonal prism body, reflecting mirror are installed on cutterhead, pertain only to magnet base or
The concentricity regulation problem of tooling two ways, regular polygonal prism body or reflecting mirror and cutterhead rotation axis does not have in existing literature
It is related to, application No. is the patents of ZL201710165016.1 to propose the method that synchronizing shaft is installed to cutterhead and adjusts concentricity,
But its adjusting method can only be blind tune, and the product for being 4 rads for franchise, blind tune precision is not really high, and speed is slow.It is to sum up existing
Have with a distance from technology still has from actually detected application.
The utility model is based on knife rest user and knife rest reliability test angle, proposes that one kind can be to different types of number
Horizontal servo knife rest is controlled in the case where not tearing cutterhead open, general quickly and easily positioning accuracy is carried out and repetitive positioning accuracy detects
Detection device, and more detailed detection device application method is proposed, for instructing practical knife rest positioning accuracy and resetting
Accuracy detection.
Summary of the invention
Technical problem to be solved in the utility model is current numerical control horizontal servo saddle positioning accuracy and resetting
The excessively generalities of accuracy detecting device structure, device debugging is cumbersome, be unable to cutter setting frame carry out quickly and easily positioning accuracy with again
Multiple positioning accuracy detection.The utility model, which provides one kind, not to dismantle cutterhead to different type numerical control horizontal servo saddle
In the case where, the detection device of positioning accuracy and repetitive positioning accuracy detection is carried out, the adjusting stroke of quantification detection apparatus helps
User quickly and easily carries out positioning accuracy and repetitive positioning accuracy detection is tested.
In order to solve the above technical problems, the utility model adopts the following technical scheme that realization, be described with reference to the drawings as
Under：
Knife rest positioning accuracy and repetitive positioning accuracy detection device are by knife rest testing stand, monitor station, positioning accuracy and repetition
Positioning accuracy testing stand, quick repetitive positioning accuracy testing stand and ground black iron 1 form.
Knife rest testing stand described in technical solution is fixed on ground black iron 1, and knife rest testing stand is equipped with tested knife rest 26, fixed
Position precision and a part of frame of repetitive positioning accuracy testing stand are on tested knife rest 26, and a part is placed on monitor station, and monitor station is just
Cutter setting frame testing stand is fixed on ground black iron 1, under quick repetitive positioning accuracy testing stand is installed on knife rest testing stand working position just
Side is fixed on ground black iron 1.
Knife rest testing stand described in technical solution further includes knife rest backing plate 27, knife rest supporting table 28, tool apron 32 and dedicated
Cubing 33；It is equipped with tool apron 32 at the tested each station of knife rest 26, special gauge 33 is mounted on specified according to practical cutter holding mode
On tool apron 32, tested knife rest 26 is fixed on knife rest backing plate 27, and knife rest backing plate 27 is fixed in knife rest supporting table 28, knife rest support
Platform 28 is fixed on ground black iron 1.
Monitor station described in technical solution includes detection plate 31, monitor station backing plate 30 and monitor station pedestal 29；Detection plate
T-slot is provided on 31, detection plate 31 is surrounded by countersunk head through-hole, and 30 surrounding corresponding position of monitor station backing plate is provided with through-hole, inspection
29 surrounding corresponding position of scaffold tower pedestal is provided with threaded hole, and detection plate 31, monitor station backing plate 30 and monitor station is bolted
Pedestal 29.
Positioning accuracy described in technical solution and repetitive positioning accuracy testing stand include autocollimator 8, bearing and bearing
Seat 7, fastening end cap 6, rib body fastening bolt 5,20 four sides rib bodies 9, tensioner 20, outer reel 15, pitching screw micrometer
It is instrument 4, concentricity coarse adjustment block 17, concentricity screw micrometer 11, concentricity fine-tuning stent 12, concentricity pedestal 10, coaxial
Spend pedestal T-slot 14；
Concentricity pedestal 10 is installed on tool apron 32；
Concentricity coarse adjustment block 17 is fixed in concentricity pedestal T-slot 14；Concentricity fine-tuning stent 12 is uniformly distributed fixation
On concentricity pedestal 10, concentricity fine-tuning stent 12 is equipped with concentricity screw micrometer 11；
Outer 15 one end of reel is fixed on concentricity coarse adjustment block 17, and the other end is fixed on bearing and bearing block 7, bearing with
Bearing block 7 is fixed in the detection plate 31 in monitor station；20 clearance fit of tensioner is inserted in outer reel 15；20 four sides rib bodies
9 clearance fits are placed on 20 outside of tensioner；Rib body fastening bolt 5 sequentially passes through fastening end cap 6,20 four sides rib bodies 9 and outer shaft
Disk 15, so that fastening end cap 6,20 four sides rib bodies 9 are connected with outer 15 three of reel；
Outer reel 15 is equipped with pitching screw micrometer 4 close to 17 side of concentricity coarse adjustment block；Autocollimator 8 is fixed on inspection
On drafting board 31,8 detector lens of autocollimator are directed toward 20 four sides rib bodies 9.
Quick repetitive positioning accuracy described in technical solution and displacement detecting part include that dot laser sensor 3 and point swash
Optical sensor bracket 2；Dot laser sensor stand 2 is fixed on ground black iron 1；Dot laser sensor 3 is fixed on dot laser sensing
On device bracket 2,3 laser of dot laser sensor can be on vertical irradiation to the special gauge 33 of tested 26 working position of knife rest.
A kind of application method of knife rest positioning accuracy and repetitive positioning accuracy detection device, includes the following steps：
Step 1：Tested knife rest 26 is installed on knife rest backing plate 27；
Step 2：High according to tested 26 center of knife rest, 30 height of adjustment monitor station backing plate installs monitor station；
Step 3：Numerical control horizontal servo saddle positioning accuracy and repetitive positioning accuracy detection are divided into two parts：Positioning accurate
Degree is detected with repetitive positioning accuracy detection, quick repetitive positioning accuracy.
Positioning accuracy described in step 3 and repetitive positioning accuracy detection include following operating procedure：
1.1, according to the knife position number for being tested knife rest 26, determine the interval angles of clamping bar 25 on concentricity pedestal 10, and will be same
Axis degree pedestal 10 is installed on cutterhead；
1.2 20 four sides rib bodies 9 of rotation, so that 20 four sides rib body, 9 basal plane corresponds to corresponding knife position number；
1.3 installation concentricity coarse adjustment blocks 17, outer reel 15, tensioner 20,20 four sides rib bodies 9, concentricity screw
Micrometer 11, fastening end cap 6；
1.4, which detect outer 15 radial run-out of reel by signing method, passes through concentricity by 17 coarse adjustment of concentricity coarse adjustment block
Screw micrometer 11 is finely tuned；
1.5 work as outer 15 radial run-out of reel less than 15 microns, install bearing and bearing block 7；
1.6 adjustment autocollimators 8, make rib body 9 respective face in the four sides of autocollimator 8 and 20 focus；
1.7 according to autocollimator 8 along knife rest axial direction indicating value, rotate rib body fastening bolt 5,20 four sides rib body of coarse adjustment
9 verticalities, rotary luffing screw micrometer 4 finely tune 20 four sides rib body, 9 verticality；
1.8 when 20 four sides rib body, 9 verticality is less than 10 rads, starts positioning accuracy and repetitive positioning accuracy detection tries
It tests；
The 1.9 test method swivelling tool-holders according to as defined in national standard GB/T20960-2007；
1.10 record data and the relationship for analyzing knife rest reliability Yu positioning accuracy and repetitive positioning accuracy retentivity.
Quick repetitive positioning accuracy detection described in step 3, including following operating procedure：
2.1 installing special gauge 33 on tool apron；
2.2 installation point laser sensor brackets 2 and dot laser sensor 3 so that blade holder turns not with dot laser sensor 3
Interference；
2.3 point of adjustment laser sensor, 3 laser emission point, until dot laser sensor 3 has reading；
2.4 start to test, according to repetitive positioning accuracy as defined in national standard GB/T20960-2007, tool apron in operating position
Deflection test method swivelling tool-holder；
2.5 record data and the relationship for analyzing knife rest reliability Yu repetitive positioning accuracy retentivity.
Compared with prior art the utility model has the beneficial effects that：
1. the detection device of knife rest positioning accuracy and repetitive positioning accuracy described in the utility model, can be to different types of
Numerical control horizontal servo saddle carries out the simple positioning accuracy of rapid and convenient and repetition of versatility in the case where not dismantling cutterhead
Positioning accuracy detection.
2. the detection device of knife rest positioning accuracy and repetitive positioning accuracy described in the utility model, can quantify positioning accurate
Degree and repetitive positioning accuracy detection device adjust detection device in the debugging amount of debugging process convenient for users to quickening.
3. the detection device of knife rest positioning accuracy and repetitive positioning accuracy described in the utility model, does not limit tested knife rest
Model, knife digit, center height, installation dimension, belong to the detection device of versatility geometric accuracy.
4. knife rest positioning accuracy described in the utility model and the detection device of repetitive positioning accuracy give detection device
Application method, specification detection device process for using solves the indefinite defect of prior art application method, positions knife rest
Realityization is applied in precision and repetitive positioning accuracy detection.
5. knife rest positioning accuracy described in the utility model and the detection device of repetitive positioning accuracy consider actual processing
Error, the more fault-tolerant power of regulating device.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings：
Fig. 1 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device entirety axonometric drawing；
Fig. 2 is concentricity pedestal front view described in the utility model；
Fig. 3 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device part axonometric drawing I；
Fig. 4 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device part axonometric drawing II；
Fig. 5 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device partial exploded view；
Fig. 6 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device dot laser sensor branch
Frame axonometric drawing；
Fig. 7 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device outer shaft dish axle view；
Fig. 8 is knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device concentricity coarse adjustment block axis
View；
Fig. 9 is numerical control horizontal servo saddle positioning accuracy and repetitive positioning accuracy detection device application method flow chart；
The wherein ground 1- black iron, 2- dot laser sensor stand, 3- dot laser sensor, 4- pitching screw micrometer,
5- rib body fastening bolt, 6- fasten end cap, 7- bearing and bearing block, 8- autocollimator, 20 four sides rib body of 9-, 10- concentricity
Pedestal, 11- concentricity screw micrometer, 12- concentricity fine-tuning stent, 13- concentricity base threaded hole, 14- concentricity
Pedestal T-slot, the outer reel of 15-, 16- holding screw, 17- concentricity coarse adjustment block, 18- annular groove, 19- outer shaft, 20- tensioner,
The 21- shaft shoulder, 22- longitudinal slot, 23- transverse groove, 24- circular groove, 25- clamping bar, 26- are tested knife rest, 27- knife rest backing plate, 28- knife rest
Supporting table, 29- monitor station pedestal, 30- monitor station backing plate, 31- detection plate, 32- tool apron, 33- special gauge, the outer reel of 34- are logical
Hole, 35- outer shaft disk tapped through hole, 36- rotary table, 37- circular hole, 38- boss, 39- pedestal.
Specific embodiment
The utility model is explained in detail with reference to the accompanying drawing：
One, knife rest positioning accuracy and repetitive positioning accuracy detection device
Refering to fig. 1, knife rest positioning accuracy described in the utility model and repetitive positioning accuracy detection device, are tested by knife rest
Platform, monitor station, positioning accuracy and repetitive positioning accuracy testing stand, quick repetitive positioning accuracy testing stand and ground black iron 1 form.Knife
Frame testing stand is fixed on ground black iron 1, and positioning accuracy and a part of frame of repetitive positioning accuracy testing stand are on tested knife rest 26, and one
It is partially disposed on monitor station, the positive cutter setting frame testing stand of monitor station is fixed on ground black iron 1, quick repetitive positioning accuracy testing stand peace
Immediately below knife rest testing stand working position, it is fixed on ground black iron 1.
1, knife rest testing stand
Refering to fig. 1, the knife rest testing stand body part includes being tested knife rest 26, knife rest backing plate 27, knife rest supporting table 28,
Tool apron 32 and special gauge 33.
It is equipped with tool apron 32 at the tested each station of knife rest 26, special gauge 33 is mounted on finger according to practical cutter holding mode
On stationary knife seat 32, tested knife rest 26 is fixed by bolts on knife rest backing plate 27, and knife rest backing plate 27 is fixed by bolts in knife rest
In supporting table 28, knife rest supporting table 28 is fixed by bolts on ground black iron 1.
2, monitor station
Refering to fig. 1, the monitor station includes detection plate 31, monitor station backing plate 30 and monitor station pedestal 29.
T-slot is provided in detection plate 31, detection plate 31 is surrounded by counter sink, 30 surrounding corresponding position of monitor station backing plate
It is provided with through-hole, 29 surrounding corresponding position of monitor station pedestal is provided with tapped blind hole, and detection plate 31, detection cushion is bolted
Plate 30 and monitor station pedestal 29.
The utility model does not limit model, knife digit, the center height of tested knife rest 26, installation dimension, different knife rests installations
Size is adjusted according to knife rest backing plate 27, and the fitting through of the high knife rest in different centers and testing stand changes monitor station backing plate 30 and highly adjust
Section, different knife digit knife rests are by adjusting the adjusting of concentricity pedestal 10.
3, positioning accuracy and repetitive positioning accuracy testing stand
Refering to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, the positioning accuracy and repetitive positioning accuracy testing stand include autocollimatic
Straight instrument 8, bearing and bearing block 7, rib body fastening bolt 5, fastening end cap 6,20 four sides rib bodies 9, tensioner 20, outer reel 15,
Pitching screw micrometer 4, holding screw 16, concentricity coarse adjustment block 17, annular groove 18, concentricity screw micrometer
11, concentricity fine-tuning stent 12, concentricity pedestal 10, concentricity pedestal T-slot 14, concentricity base threaded hole 13.
Refering to Fig. 2, Fig. 4, for the 12 tested knife rests 26 12 stations of knife, the phase on concentricity pedestal 10 can be installed
Clamping bar 25 is equipped at 120 °, clamping bar 25 is installed on the tool apron that tested knife rest 26 is spaced 120 ° by Cutting tool installation manner mode
On, concentricity pedestal 10 is additionally provided with concentricity base threaded hole 13, is distributed on 25 direction of clamping bar, is spaced 120 °；Similarly, for
Clamping bar 25 need to only be spaced and be set as 135 ° by the tested knife rest 26 of 8 stations, and the interval of concentricity base threaded hole 13 also becomes therewith
135°；10 back side of concentricity pedestal is equipped with circular groove 37, reduces the contact area of concentricity pedestal 10 and tested 26 cutterhead of knife rest, drop
The back side machining accuracy of low concentricity pedestal 10, reduces cost；
Refering to Fig. 3, Fig. 5, Fig. 8, concentricity coarse adjustment block 17 includes pedestal 39, rotary table 36, boss 38；Rotary table 36 is between pedestal
Between 39 and boss 38；39 periphery of pedestal is equipped with annular groove 18, and bolt is across 18 connection coaxiality coarse adjustment block 17 of annular groove and together
Axis degree pedestal T-slot 14；Concentricity fine-tuning stent 12 is distributed in together for 120 ° by 13 distribution mode interval of concentricity base threaded hole
On axis degree pedestal 10, it is connected by bolt in concentricity base threaded hole 13, passes through screw thread on each concentricity fine-tuning stent 12
Connection coaxiality screw micrometer 11, can be by rotating coaxial degree screw micrometer 11, and tip circle platform 36 is same to adjust
Axis degree coarse adjustment block 17 rotates the opposite concentricity with cutterhead rotation axis；38 circumference of boss is equipped with the tightening at 3 120 ° of intervals
Screw 16, side are provided with circular hole 37, for connecting and fixing outer shaft 19.
Refering to Fig. 5, Fig. 7, outer shaft 19 is equipped with outer reel 15, and concentricity is fixed on by holding screw 16 in 19 one end of outer shaft
In 17 circular hole 37 of coarse adjustment block, the other end is fixed on bearing and bearing block 7, and bearing and bearing block 7 are fixed by bolts in detection
On plate 31, guarantee that outer shaft 19 is not deformed with outer reel 15 because being self-possessed with load-bearing, but outer shaft 19 should be made close to same in design
Axis degree coarse adjustment 17 end axis of block are as short as possible, and outer shaft disk tapped through hole 35 is provided on outer 15 inner ring of reel, is provided with outer reel on outer ring
Through-hole 34；20 clearance fit of tensioner is inserted in bearing and 7 side outer shaft 19 of bearing block；20 four sides rib bodies 9 are from by paraxial
It holds and is placed on 20 outside of tensioner with clearance fit at 7 side outer shaft 19 of bearing block；Fastening end cap 6 is inserted in close to bearing and bearing block 7
In side outer shaft 19, fastening end cap 6 be provided with the through-hole with outer 15 same size same position of reel, by rib body fastening bolt 5 with
20 four sides rib bodies 9, outer reel 15 connect, and fasten 9,20 four sides rib body 9 of the four sides of end cap 6 and 20 rib body and outer reel 15
Between be placed with spring shim；It fastens end cap 6 and is equipped with the shaft shoulder 21 close to 20 side of tensioner, with the compression of fastening end cap 6, the shaft shoulder 21
Cooperate with outer reel 15 and compress tensioner 20, with the increase of pressure, outer diameter will increase tensioner 20, then realize and 24
The interference fit of face rib body 9；To protect 20 four sides rib bodies 9, it is plastic material, outer shaft that the utility model suggestion, which fastens end cap 6,
Disk 15 can be rigid material or plastic material, and avoiding, which squeezes 20 four sides rib bodies 9 due to 5 tension of rib body fastening bolt, becomes
Shape；
In view of during actual processing between outer reel 15 and outer shaft 19, fastening end cap 6 and tensioner 20 there is processing
Error not can guarantee the verticality of 20 four sides rib bodies 9, therefore in outer reel 15 close to 17 side outer shaft valve snail of concentricity coarse adjustment block
Pitching screw micrometer 4 is connected on line through-hole 35；Pass through concentricity screw micrometer 11 and concentricity coarse adjustment block 17
Adjust the concentricity of 20 four sides rib bodies 9 and tested 26 cutterhead rotation center of knife rest；Pass through pitching screw micrometer 4 and rib
Body fastening bolt 5 adjusts the verticality of 20 four sides rib bodies 9 and detection plate 31；Autocollimator 8 is fixed by bolts in detection plate
On 31,8 camera lens of autocollimator is directed toward 20 four sides rib bodies 9.
Positioning accuracy and repetitive positioning accuracy detection part working principle：Positioning accuracy refers to that different knife positions rotate to work
The worst error of position, repetitive positioning accuracy refer to same knife position multiple rotary to the worst error of operating position.By 24
The leveling of face rib body 9 is used as basal plane, in such a way that 20 four sides rib bodies 9 cooperate with autocollimator 8, can read 20 four sides
Rib body 9 goes to practical drift angle when working position, and practical drift angle is equal to this plus the error compensation of 20 four sides rib body, 9 itself faceted pebble
When angular errors of the knife position relative to basal plane, tested knife rest 26 can be calculated to obtain according to the definition of positioning accuracy and repetitive positioning accuracy
Positioning accuracy and repetitive positioning accuracy.
4, quick repetitive positioning accuracy testing stand
Refering to fig. 1, Fig. 6, the quick repetitive positioning accuracy testing stand include dot laser sensor 3 and dot laser sensing
Device bracket 2.Dot laser sensor stand 2 is fixed by bolts on ground black iron 1；Dot laser sensor stand 2 is L-shaped, bottom
End is provided with transverse groove 23, and upper end is provided with longitudinal slot 22, and dot laser sensor 3 is fixed by bolts in dot laser sensor stand 2
On, by relative position of 23 point of adjustment laser sensor of transverse groove, the 3 laser reflection point on working position special gauge 33, pass through
Longitudinal slot 22 guarantees the vertical range of dot laser sensor 3 laser emission point and working position special gauge 33, in the data that can be surveyed
Under the premise of, guarantee that blade holder turns with sensor interferometer, while the aperture of longitudinal slot 22 not being consolidated slightly larger than dot laser sensor 3
Bolt aperture is determined, so that the fine-tuning vertical angle of dot laser sensor 3, guarantees that 3 laser emission point of dot laser sensor can be vertical
It gets on working position special gauge 33.
Quick repetitive positioning accuracy working principle：Quick repetitive positioning accuracy is compared with repetitive positioning accuracy, in definition
Be not different, still refer to same knife position multiple rotary to working position worst error, but compared to the ease of use of detection device
It sets out, detects speed faster with the mode that dot laser sensor 3 and dot laser sensor stand 2 combine.By special gauge 33
It is installed on tool apron 32,3 point position of debug point laser sensor, measurement point laser sensor 3 is apart from cutterhead rotation center
Distance R, distance R and 3 survey measurements of dot laser sensor can be converted to repetitive positioning accuracy by trigonometric function；But this kind of side
Method is not suitable for measurement and positioning precision, because franchise required by positioning accuracy is high, can not eliminate special gauge 33 with respect to installation position
Set the influence with mismachining tolerance to positioning accuracy.
Two, numerical control horizontal servo saddle geometric accuracy detection device application method
From the positioning accuracy and repetitive positioning accuracy franchise of national standard GB/T20960-2007 discovery numerical control horizontal servo saddle
It is required that high, this produces huge requirement to the operation quality of detection operator, especially for user side and reliability personnel from
Dealer is this kind of not in contact with knife rest manufacturer is crossed, and testing result is interfered bigger by operating error.National standard, emblem mark and existing literature
All cutter setting frame positioning accuracy and repetitive positioning accuracy testing principle and test method have done specified in more detail in patent, but for detection
The application method of device content itself and detection device is avoided mentioning, and the practical application of this cutter setting frame accuracy detection is still to choose
War.The utility model is to carry out positioning accuracy for different type numerical control horizontal servo saddle in the case where not dismantling cutterhead
With the detection device of repetitive positioning accuracy detection, energetic adjusting detection device helps user quickly and easily to carry out positioning
Precision and repetitive positioning accuracy detection are tested.
Refering to Fig. 9, steps are as follows for specifically used method：
1, tested knife rest 26 is installed on knife rest backing plate 27；
2, high according to 26 center of knife rest is tested, 30 height of adjustment monitor station backing plate installs monitor station；
3, numerical control horizontal servo saddle positioning accuracy and repetitive positioning accuracy detection are divided into two parts：Positioning accuracy with again
Multiple positioning accuracy detection, the detection of quick repetitive positioning accuracy；
4, positioning accuracy is introduced first and repetitive positioning accuracy detects；
4.1, according to the knife position number for being tested knife rest 26, determine the interval angles of clamping bar 25 on concentricity pedestal 10, and will be same
Axis degree pedestal 10 is installed on cutterhead；
4.2 20 four sides rib bodies 9 of rotation make 20 four sides rib body, 9 basal plane correspond to corresponding knife position number, which is not limited
Knife position number only needs 20 four sides rib body, 9 basal plane that can correspond to a knife position.
4.3 installation concentricity coarse adjustment blocks 17, outer reel 15, tensioner 20,20 four sides rib bodies 9, concentricity screw
Micrometer 11, fastening end cap 6 etc.；
4.4 detect outer 15 radial run-out of reel by signing method, beat 17 coarse adjustment of concentricity coarse adjustment block by copper rod, lead to
It crosses the top of concentricity screw micrometer 11 concentricity coarse adjustment block 17 to be finely adjusted, have on concentricity screw micrometer 11
Scale can be adjusted according to 11 scale value of concentricity screw micrometer and amesdial reading quantization repeatedly, and when adjusting should be noted
The cooperation of three concentricity screw micrometers 11 is adjusted, and only adjusts single concentricity screw micrometer 11, ineffective；
4.5 work as outer 15 radial run-out of reel less than 15 microns, install bearing and bearing block 7；
4.6 adjustment autocollimators 8 make secondly ten four sides rib bodies, 9 respective face is focused, and wherein 8 product of autocollimator is included adjusts
Regulating device, Adjusted Option do not illustrate excessively；
4.7 according to autocollimator 8 along knife rest axial direction indicating value, rotate rib body fastening bolt 5, cooperation fastening end cap 6 with
The spring shim between spring shim and 20 four sides rib bodies 9 and outer reel 15 between 20 four sides rib bodies 9, coarse adjustment 24
9 verticality of face rib body；Rotary luffing screw micrometer 4 pushes up 20 four sides rib body, 9 disc, and 20 four sides rib bodies 9 of fine tuning hang down
It is straight to spend, there is scale on pitching screw micrometer 4, it can be repeatedly according to 4 scale value of pitching screw micrometer and autocollimatic
Straight instrument 8 quantifies to adjust along knife rest axial direction indicating value, and when adjusting should be noted that three cooperations for facing upward screw micrometer 4 are adjusted, only
It adjusts single ineffective；
4.8 when 20 four sides rib body, 9 verticality is less than 10 rads, starts positioning accuracy and repetitive positioning accuracy detection tries
It tests；
The 4.9 test method swivelling tool-holders according to as defined in national standard GB/T20960-2007；
4.10 record data and the relationship for analyzing knife rest reliability Yu positioning accuracy and repetitive positioning accuracy retentivity；
5, quick repetitive positioning accuracy detection；
5.1 install special gauge 33 on tool apron；
5.2 installation point laser sensor brackets 2 and dot laser sensor 3, and 3 laser emission point of point of adjustment laser sensor
With the vertical range of working position special gauge 33 so that blade holder turns not with dot laser sensor 3 interfere；
5.3 point of adjustment laser sensor, 3 laser emission point makes it that can vertically get to working position special gauge 33, swashs until putting
Optical sensor 3 has reading；
5.4 start to test, according to repetitive positioning accuracy test method swivelling tool-holder as defined in national standard GB/T20960-2007；
5.5 record data and the relationship for analyzing knife rest reliability Yu repetitive positioning accuracy retentivity.
Claims (5)
1. a kind of knife rest positioning accuracy and repetitive positioning accuracy detection device, it is characterised in that：By knife rest testing stand, monitor station,
Positioning accuracy and repetitive positioning accuracy testing stand, quick repetitive positioning accuracy testing stand and ground black iron (1) form；
The knife rest testing stand is fixed on ground black iron (1), and knife rest testing stand is equipped with tested knife rest (26), positioning accuracy with again
In on tested knife rest (26), a part is placed on monitor station multiple a part of frame of positioning accuracy testing stand, the positive cutter setting frame examination of monitor station
It tests platform to be fixed on ground black iron (1), quick repetitive positioning accuracy testing stand is installed on immediately below knife rest testing stand working position, fixed
In on ground black iron (1).
2. a kind of knife rest positioning accuracy according to claim 1 and repetitive positioning accuracy detection device, it is characterised in that：
The knife rest testing stand further includes knife rest backing plate (27), knife rest supporting table (28), tool apron (32) and special gauge (33)；
Tool apron (32) are equipped at tested knife rest (26) each station, special gauge (33) is mounted on specified according to practical cutter holding mode
On tool apron (32), tested knife rest (26) are fixed on knife rest backing plate (27), and knife rest backing plate (27) is fixed on knife rest supporting table (28)
On, knife rest supporting table (28) is fixed on ground black iron (1).
3. a kind of knife rest positioning accuracy according to claim 1 and repetitive positioning accuracy detection device, it is characterised in that：
The monitor station includes detection plate (31), monitor station backing plate (30) and monitor station pedestal (29)；Detection plate is opened on (31)
There is T-slot, detection plate (31) is surrounded by countersunk head through-hole, and monitor station backing plate (30) surrounding corresponding position is provided with through-hole, detection
Platform pedestal (29) surrounding corresponding position is provided with threaded hole, and detection plate (31), monitor station backing plate (30) and inspection is bolted
Scaffold tower pedestal (29).
4. a kind of knife rest positioning accuracy according to claim 1 and repetitive positioning accuracy detection device, it is characterised in that：
The positioning accuracy and repetitive positioning accuracy testing stand includes autocollimator (8), bearing and bearing block (7), fastening end
Cover (6), rib body fastening bolt (5), 20 four sides rib bodies (9), tensioner (20), outer reel (15), pitching screw micrometer
Instrument (4), concentricity coarse adjustment block (17), concentricity screw micrometer (11), concentricity fine-tuning stent (12), concentricity pedestal
(10), concentricity pedestal T-slot (14)；
Concentricity pedestal (10) is installed on tool apron (32)；
Concentricity coarse adjustment block (17) is fixed in concentricity pedestal T-slot (14)；Concentricity fine-tuning stent (12) is uniformly distributed solid
It is scheduled on concentricity pedestal (10), concentricity fine-tuning stent (12) is equipped with concentricity screw micrometer (11)；
Outer reel (15) one end is fixed on concentricity coarse adjustment block (17), and the other end is fixed on bearing and bearing block (7), bearing
It is fixed on the detection plate in monitor station (31) with bearing block (7)；Tensioner (20) clearance fit is inserted in outer reel (15)；Two
Ten four sides rib body (9) clearance fits are placed on the outside of tensioner (20)；Rib body fastening bolt (5) sequentially passes through fastening end cap (6), two
Ten four sides rib bodies (9) and outer reel (15), so that fastening end cap (6), 20 four sides rib bodies (9) and outer reel (15) three connect
It connects；
Outer reel (15) is equipped with pitching screw micrometer (4) close to concentricity coarse adjustment block (17) side；Autocollimator (8) is fixed
In on detection plate (31), autocollimator (8) detector lens are directed toward 20 four sides rib bodies (9).
5. a kind of knife rest positioning accuracy according to claim 1 and repetitive positioning accuracy detection device, it is characterised in that：
The quick repetitive positioning accuracy and displacement detecting part includes dot laser sensor (3) and dot laser sensor stand
(2)；Dot laser sensor stand (2) is fixed on ground black iron (1)；Dot laser sensor (3) is fixed on dot laser sensor branch
On frame (2), dot laser sensor (3) laser can be on vertical irradiation to the special gauge (33) of tested knife rest (26) working position.
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| CN201820385619.2U CN208117408U (en) | 2018-03-21 | 2018-03-21 | Knife rest positioning accuracy and repetitive positioning accuracy detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108168405A (en) * | 2018-03-21 | 2018-06-15 | 吉林大学 | The servo saddle tool mounting surface depth of parallelism and offset detecting device and application method |
| CN108177024A (en) * | 2018-03-21 | 2018-06-19 | 吉林大学 | Knife rest positioning accuracy and repetitive positioning accuracy detection device and application method |
| CN109732403A (en) * | 2019-03-15 | 2019-05-10 | 河南理工大学 | A kind of moving component repetitive positioning accuracy detector |
| CN110860949A (en) * | 2019-12-19 | 2020-03-06 | 吉林大学 | Detection device and detection method for numerical control tool rest positioning precision and repeated positioning precision |
| CN116330255A (en) * | 2023-05-24 | 2023-06-27 | 沈阳翔梦科技有限公司 | Commodity picking robot |
| CN110860949B (en) * | 2019-12-19 | 2024-07-02 | 吉林大学 | Detection device and detection method for positioning precision and repeated positioning precision of numerical control tool rest |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108168405A (en) * | 2018-03-21 | 2018-06-15 | 吉林大学 | The servo saddle tool mounting surface depth of parallelism and offset detecting device and application method |
| CN108177024A (en) * | 2018-03-21 | 2018-06-19 | 吉林大学 | Knife rest positioning accuracy and repetitive positioning accuracy detection device and application method |
| CN108177024B (en) * | 2018-03-21 | 2023-10-24 | 吉林大学 | Tool rest positioning precision and repeated positioning precision detection device and use method |
| CN108168405B (en) * | 2018-03-21 | 2024-01-16 | 吉林大学 | Servo tool rest tool mounting surface parallelism and offset detection device and use method |
| CN109732403A (en) * | 2019-03-15 | 2019-05-10 | 河南理工大学 | A kind of moving component repetitive positioning accuracy detector |
| CN109732403B (en) * | 2019-03-15 | 2020-08-18 | 河南理工大学 | Moving part repeated positioning precision detector |
| CN110860949A (en) * | 2019-12-19 | 2020-03-06 | 吉林大学 | Detection device and detection method for numerical control tool rest positioning precision and repeated positioning precision |
| CN110860949B (en) * | 2019-12-19 | 2024-07-02 | 吉林大学 | Detection device and detection method for positioning precision and repeated positioning precision of numerical control tool rest |
| CN116330255A (en) * | 2023-05-24 | 2023-06-27 | 沈阳翔梦科技有限公司 | Commodity picking robot |
| CN116330255B (en) * | 2023-05-24 | 2023-07-21 | 沈阳翔梦科技有限公司 | Commodity picking robot |
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