【德国机械资料】德国kammerer丝杠.pdf
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1、U1_4engl 29.07.2008 15:39 Uhr Seite 1 ProbedruckCMYCMMYCYCMYK81430_KG_Kat_Um_engl.indd 106.08.2008 13:59:09 UhrT-Brother(Suzhou)Machinery Co.,Ltd.Address:Room 220,328#Donghuan Road,Suzhou City,Jiangsu Province,ChinaTel:+86 0512-81666543 0512-81666798 0512-85889915Fax:+86 0512-67126798E-mail:infot-ht
2、tp:/www.t- S2engl 29.07.2008 14:46 Uhr Seite 1 ProbedruckCMYCMMYCYCMYKS3 29.07.2008 14:55 Uhr Seite 1 ProbedruckCMYCMMYCYCMYK81430_KG_Kat_Um_engl.indd 206.08.2008 13:59:10 Uhr3 Contents Page What we make Product overview 4 Quality Assurance Quality Assurance General 6 What is checked?Reports 9 Dynam
3、ic torque protocol 10 Pitch measurement log(ball thread)11 Thread profile protocol 13 DIN 69051 Extracts 15 Quality Assurance in the manufacturing process 21 Ball screws:Application examples 22 rolled Technology,Efficiency 27 Wipers,KGT mounting 28 turned Track profile,Axial play with a single nut,B
4、all feedback systems 29 ground Pre-loading the nut 30 Pre-loading the spindle,Rigidity 31 Rigidity diagram 33 Average load and speed,Drive torque and Drive power 34 Calculation DIN 69051 35 Values for stretching ball screws Efficiency,Lifetime 37 Lifetime diagram 38 Speed limits 40 Critical bending
5、speed 41 Critical bending speed diagram 42 Buckling 43 Buckling diagram 44 Leads Overview 45 Nut dimensions tables 47 Miniature nut dimensions tables 58 Driven nut 62 Spindle ends with bearings 66 Shaft nuts KMT 74 Spiral spring covers 76 Lubrication 78 Trapezoidal screws:Application examples 80 Tra
6、pezoidal screw spindles(dimensions)82 Trapezoidal screw nuts(dimensions)85 Technical data 88 Thread diameters and leads 89 Maximum loading 90 Efficiency 91 Critical bending speed/Buckling calculation 92/93 Mathematical calculations 94 A look at the factory 100 Questionnaire 1044Ball screws?In rolled
7、,finely peeled and ground design?Pitch precision IT 1,IT 3,IT 5,IT 7,IT 10?Spindle length up to 7000 mm depending on production technology selected,by request even longer?Spindle threading righthanded and lefthanded evenon the same spindle?Every custom pitch available according to customer request?L
8、arge scale manufacturing also possible for theautomobile industry,for exampleNew ball deflection system with optimized friction?Own ball deflection system with optimized friction in the ball thread nuts guarantees greater smoothness of running even at high speeds and higher service life as a result?
9、Dimensions according to DIN 69051 enable replacementeven after several years?Individual nuts,cylindrical and with flange,as well asbacklash-free nut combinations(pre-tensioning accordingto customer requirement)are availablePlanetary roller screwsaccording to drawing on request Advantages:?Very high
10、rotating speed(up to 6000 rpm)?Very long service life?Very high rigidity?High dynamic capacityThe most modern measurement technology?Modern inspection machines developed especially for the measurement of ball and trapezoidal threadspindles ensure consistent quality of each ball and trapezoidal screw
11、 that leaves the factory?Measurement technology available especially forverifying profile accuracy?Measurement precision,form and position tolerancesare ensured by the controlling and documentationduring the production process?Measurement reports concerning pitch accuracytorque and rigidity can be p
12、roduced upon requestTechnical consultation?All calculations related to our products are providedby our experienced technicians to support you in your special application,in order to assist you in making the optimal screw selection.Ball screwsSliding threadedscrewsRolled shaftsalso in big volumesfor
13、the automotive industryPlanetary roller screwsWorms and worm shaftsSubassembliesWhat wemanufacture5Threaded spindles and nutsWe manufacture spindles and nuts with trapezoidal,metric,saw-tooth,ACME and special threads from8160 mm fl and up to a length of 6 metres(longeron request)in single and multi-
14、start designs,ready toinstall to drawing.We also carry out all follow up operations in our factorysuch as CNC turning,CNC milling,CNC grinding,etc.as well as the straightening of spindles for maximumconcentricity using modern straightening presses.When choosing the material for the turning and spinn
15、ingof spindles with accurate leads it must be ensured thata homogeneous,consistently low stressed spindlematerial is used.We would ask you to consider oursuggested materials where possible.Rolled threads are manufactured in diameters ofup to 60 mm and a lead of up to 9 mm.When machining parts suppli
16、ed by others on a pieceworkbasis,the preparation carried out by you should beagreed with us in each case.The same applies to thechoice of material for spindles and nuts.Worms and worm shaftsWorms and worm shafts(single and multiple start)aremanufactured from module 212 and up to an outsidediameter o
17、f 160 mm.Worms are manufactured by turning or spinning;inthis way we can achieve flank shapes approximating toDIN 3975 K.Worms and worm shafts are manufactured exclusivelyto customer drawings.Lead screwsKammerer also manufactures lead screws in thetrapezoidal and ball screw range up to 1xD,largeron
18、requestWe also provide customer-specificassemblies and complete solutions.9?What is checked?Measurement of the lead accuracy every 300 mm of the ball screw(to DIN 69051)the individual pitch of each thread or,for example,every 100 mm the wobble error the radial runout error at the spindle ends the le
19、ngth of the spindle the flank diameter(accuracy and radial runout)Ball screws are drive units that make it possible to position machine components highly accurately,e.g.in machine tools and measuring equipment.To achieve the required accuracy,extensive measurements are also essential between the ind
20、ividu al processing phases to check the manufacture.Check measurements and tests are carried out for the following criteria,whereby some are of course only performed at the customers request:?Reports We can make all the necessary measurements on ball screw spindles and nuts on our test machine with
21、its computer analysed lead and measurement reports.Test reports can be supplied on request.10?Dynamic torque protocol11?Pitch measurement log(ball thread)?12?Pitch measurement log(ball thread)?13?Thread profile protocol14?Thread profile protocol 15?DIN extracts161718192022 Application examples?Ball
22、screw Main areas of application:Due to its high precision,the ball screw brings outstanding performance to measurement and control technology,which is a deciding factor in the following areas of application.?Problem:Adjustment of textile rollersSolution:The heavy rollers are adjusted by two ball scr
23、ews installed vertically.The high efficiency of the KGT spindle enables a small drive to be used.?Axial support The diagram shows a part section of the axial support of a numerically controlled lathe.The fast feed speed is 1200 rpm.Pre-loaded and rigid bearings are required for the ball screw spindl
24、e in this application.Design solutionThis type of ball screw spindle bearing is a typical standard solution for precision ball screws.The drive side of the ball screw spindle is mounted in a needle?range.This has a long life due to the high dynamic rating.The positioning accuracy and repeatability o
25、f the ball screw is guaranteed by the considerable rigidity of the bearing.Textile processing23Positioning technologySteel sheet processing machineProblem:Exact adjustment of a stop.Solution:A fast and accurate positioning of the stop can be achieved by using a ball screw.Problem:Rapid movement of s
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