CN103453822B - A kind of portable bearing rotation precision comprehensive detection platform - Google Patents
A kind of portable bearing rotation precision comprehensive detection platform Download PDFInfo
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- CN103453822B CN103453822B CN201310434852.7A CN201310434852A CN103453822B CN 103453822 B CN103453822 B CN 103453822B CN 201310434852 A CN201310434852 A CN 201310434852A CN 103453822 B CN103453822 B CN 103453822B
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Abstract
The invention discloses a kind of portable bearing rotation precision comprehensive detection platform, bearing key index can be screened fast.Platform comprises upper and lower symmetrically arranged bearing chucking diameter adjustable structure unit, dynamically to disappear gap unit, the gap that disappears assembly and portable measurement clamping annex.Each bearing chucking diameter adjustable structure unit comprises disk, radiai adjustment rail, bearings plate and gag lever post unit that 3 numerical value is identical.The present invention can realize three points centering formula clamping, and internal-and external diameter is disappeared gap, and measuring accuracy is high, accurate quick, less demanding to test environment, conveniently popularizes.This platform is stainless non-maintaining, and volume is little collapsible, portable, and weight is about 1Kg.Further, radiai adjustment rail and gag lever post unit slidable adjustment, the bearing rotation precision index to be measured that can realize plurality of specifications is rotating the Quick Measurement under the gap state that disappears.Platform cost of manufacture is little, operation easier is low, greatly reduces sense cycle and cost, can meet the regular demand of enterprise's promptness, little cost.
Description
Technical field
The present invention relates to a kind of bearing detecting device; A particularly portable bearing rotation precision comprehensive detection platform, can be widely used in each related link circulating, use and have detection demand in the military projects such as space flight, navigation, automobile, electronics, radar and civilian goods field with bearing.
Background technology
Bearing rotation precision is the lifeline of bearing, is examination bearing enterprise Quality Control and the key of cost accounting, and especially in all multi objective of bearing, the quality of running accuracy substantially means that its identity is true and false and whether buys the choice of use.
Through the retrieval of domestic and foreign literature, but the research data at present about bearing rotation precision pick-up unit is less, only embodies to some extent in GB.A kind of device measuring bearing rotation precision is disclosed in GB/307.2-1995 Bearing testing national standard and NSK bearing handbook (CAT.NO.CH1102f2009E4PrintedinP.R.chinaCNSKLtd).This device comprises the auxiliary equipment of high precision mandrel, spigot edge, hollow step, metal weights (general designation accessory kit) and other cooperation mandrel.During detection, utilize the Internal and external cycle of various mandrel, spigot edge Set and Positioning bearing; Be applied for respectively disappearing the Different Weight counterweight of gap more as required on Internal and external cycle.Under the rotation controlling bearing enclose respectively and static position, measure the inner ring of bearing, the axis of outer ring and diameter run-out one by one.This bearing rotation precision measurement mechanism is because of configuration too specialization, and precision is high, causes and makes it have following weak point:
First, popularize difficulty large: this device all will be equipped with the auxiliary equipment etc. of high precision mandrel various in style, boss, step, metal weights and other cooperation mandrel to the inside and outside footpath of bearing, require also high to testing environment, hardware configuration aspect: need the environment of specialty, considerable configuration, produce the formation of the integrated costs such as artificial, place, maintenance, management thereupon, make to make thinner costly.So existing bearing detecting device, basic is configured in professional accreditation mechanism.
Second, the regular demand of enterprise's promptness, little cost can not be met: for the use enterprise of bearing, target is to carry out and controls front, namely get hold of the opportunity of Bearing testing, emphasis be before the purchase link (especially bulk stock up) of bearing or bearing installation and maintenance time judge to detect; Need fast easy to detect.Because this detection configuration is difficult to promote, send the detection of professional accreditation mechanism again life period long, charge high.As pressed bearing 20 index calculate, single index testing cost 50 yuan, its testing cost or be greater than purchase cost, therefore enterprise lacks the enthusiasm of bearing censorship initiatively.
In sum, the threshold being equipped with the department of pick-up unit because social head bearing pick-up unit is rare is high, causes bearing of poor quality on bearing market to be full of, cannot to supervise in time.Therefore one can be distinguish true from false at the scene, fast, the appearance of bearing detecting device easily, just become very urgently.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, and provide that one can be carried, highly versatile, cost are low, test fast, portable bearing rotation precision comprehensive detection platform easily.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of portable bearing rotation precision comprehensive detection platform, to comprise along bearing footpath to be measured symmetrically arranged bearing chucking diameter adjustable structure unit up and down, and in order to two described bearing chucking diameter adjustable structure unit to be fixed and bearing to be measured disappears dynamically disappear gap unit and the gap assembly that disappears of gap.
---each bearing chucking diameter adjustable structure unit comprises disk, gag lever post unit that several bearings plates of evenly arranging along disk circumference and each bearings plate vertical side edge are slidably connected.
---each bearings plate and disk are all slidably connected.
---described gag lever post unit has limit function during bearing clamping to be measured, comprises in order to the spacing baffle plate of bearing thickness to be measured with in order to the spacing gag lever post of bearing inner race to be measured or outer ring.
---the described gap unit that dynamically disappears is fixedly connected with by the adjustable gap silk rope that disappears of length with the gap assembly that disappears, and the other end is individually fixed on the center pit of disk.
Radiai adjustment rail is provided with between described disk and each bearings plate; The two ends of this radiai adjustment rail are all slidably connected with between disk, bearings plate.
The described gap unit that dynamically disappears comprises the urceolus of mutual sheathing, middle cylinder and inner core; Be provided with line length regulating part in this inner core, inner core top is provided with hollow screw, is filled with spring in the gap of middle cylinder and inner core and hollow screw; Described hollow screw is scalable; Can be fixed on the center pit of disk bottom described urceolus.
Be provided with bearing bottom the inner core of the described gap unit that dynamically disappears, this bearing can drive inner core and hollow screw to rotate.
The middle cylinder of the described gap unit that dynamically disappears is provided with several telescopic gears, is set with the snap-on cap in order to gear locking in this outside cylinder.
The described gap assembly that disappears comprises the centering with step and to disappear gap part, and this centering gap part top that disappears is fixed with the lift silk rope that can pull, and described centering disappears bottom gap part and is fixed with the gap silk rope that disappears, and this other end disappearing gap silk rope is fixedly connected with line length regulating part; The disappear step of gap part of described centering can be positioned on the center pit of disk.
The one side that described disk closes on bearings plate is circumferentially evenly provided with 3 radiation tendons; The first loss of weight fabrication hole is provided with between adjacent radiation tendon; The quantity of described bearings plate is 3, and shape is right-angle triangle, and gag lever post unit is positioned at the top of its long right-angle side; Several the second loss of weight fabrication holes are provided with in the triangular member of bearings plate; The top of the long right-angle side of bearings plate is also provided with the first folding storage hole; The second folding storage hole be circumferentially provided with corresponding thereto of disk.
The center pit of described disk is the through screw thread stepped hole of a side opening; Radial through quick groove is provided with between the open side of this screw thread stepped hole and the first loss of weight fabrication hole closed on.
The side of described radiai adjustment rail is provided with the accommodating groove holding bearings plate right angle end and place.
Also comprise portable measurement clamping annex, this portable measurement clamping annex comprises universal joint clamper and fine regulating device, the side of one end connection bearing back up pad of universal joint clamper, and the other end connects fine regulating device; Described disk is standard flat away from the one side of bearings plate.
After adopting said structure, the gag lever post unit in connection bearing back up pad in order to upper and lower 3 points in the fixing inside and outside footpath of bearing to be measured, realizes three points centering formula clamping respectively; The gap that dynamically disappears unit and the gap assembly that disappears can make the inside and outside footpath of bearing to be measured disappear gap, and by upper and lower disk diameter to fixing, axial tightening, the test of running accuracy each side can be carried out, make that accuracy of detection is high, test accurately, test period is short, quick and easy, less demanding to test environment, conveniently popularize.Another each leg-of-mutton bearings plate is detachable, storage, and volume is little; In addition, the design of relevant loss of weight fabrication hole, makes it lightweight, about 1Kg, is convenient for carrying.Further, this platform adopts non-corrosive material to make, and avoids corrosion and maintenance; Meanwhile, radiai adjustment rail can make mutual slidable adjustment between disk, bearings plate, can adapt to the bearing to be measured of different internal-and external diameter specification; Gag lever post unit can along bearings plate vertical side edge slidable adjustment, in addition the gap silk rope that disappears in the gap that disappears assembly is scalable, the Bearing testing to be measured of different-thickness size can be adapted to, therefore highly versatile, platform cost of manufacture is little, operation easier is low, greatly reduce sense cycle and cost, the regular demand of enterprise's promptness, little cost can be met.
Accompanying drawing explanation
Fig. 1 is the bearing clamping structure schematic diagram of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 2 is folding (one side of something) view of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 3 is the structural representation of the disk of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 4 is the structural representation of the gap unit that dynamically disappears of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 5 is the structural representation of the gag lever post unit of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 6 is the structural representation of the gap assembly that disappears of the portable bearing rotation precision comprehensive detection platform of the present invention;
Fig. 7 is the folding integrality vertical view of the present invention's portable bearing rotation precision comprehensive detection platform.
Wherein have: 1, disk; 2, radiai adjustment rail; 3, bearings plate; 4, gag lever post unit; 5, dynamically disappear gap unit; 6, the gap that disappears assembly; 7. portable measurement clamping annex; 8, universal joint clamper; 9, fine regulating device; 10, dial test indicator; 11, magnetic attraction dial framework; 12, worktable; 13, bearing to be measured; 14, lower concave slide groove; 15, the first loss of weight fabrication hole; 16, center pit; 17, baffle plate; 18, gag lever post; 19, quick groove; 20, urceolus; 21, middle cylinder; 22, inner core; 23, spring; 24, line length regulating part; 25, hollow screw; 26, snap-on cap; 27. bearings; 28, centering disappears gap part; 29, silk rope is lifted; 30, the gap that disappears silk rope; 31, screw thread; 32, evagination guide rail; 33, recessed slideway; 34, threaded hole; 35, stock; 36, quarter butt; 37, thin bar; 38, stopper slot; 39, spacing hole; 40, sliding tray; 41, the first folding storage hole; 42, the second folding storage hole; 43, the second loss of weight fabrication hole; 44, holding tools hole; 45, radiation tendon; 46, accommodating groove.
Embodiment
Below in conjunction with accompanying drawing and concrete preferred implementation, the present invention is further detailed explanation.
As shown in Figure 1, a kind of portable bearing rotation precision comprehensive detection platform, comprises upper and lower symmetrically arranged bearing chucking diameter adjustable structure unit, dynamically to disappear gap unit 5, the gap that disappears assembly 6 and portable measurement clamping annex 7.
Each bearing chucking diameter adjustable structure unit comprises disk 1,3 bearings plates 3 and 3 gag lever post unit 4, is provided with radiai adjustment rail 2 between disk 1 and each bearings plate 3.
As shown in Figure 3, disk 1 is be preferably standard flat away from the one side of bearings plate 3; The one side that this disk 1 closes on bearings plate 3 is circumferentially evenly provided with the radiation tendon 45 corresponding with radiai adjustment rail 2, and this radiation tendon 45 is provided with lower concave slide groove 14; Being provided with the first fan-shaped loss of weight fabrication hole 15 between adjacent radiation tendon 45, can certainly be rhombus or other shape.Disk 1 circle centre position is provided with center pit 16, and this center pit 16 is preferably the through screw thread stepped hole of a side opening, can certainly be the circular hole, square opening etc. in order to grafting; Radial through quick groove 19 is provided with between the open side of screw thread stepped hole and the first loss of weight fabrication hole 15 closed on.
As depicted in figs. 1 and 2, radiai adjustment rail 2 adopts flat rectangular structure, one side away from disk 1 is provided with the recessed slideway 33 that can slide for bearings plate 3 base, is provided with 10 equidistant threaded holes 34, in order to installation, the adjustment of bearings plate 3 in this recessed slideway 33.Radiai adjustment rail 2 is provided with evagination guide rail 32 with the connection one side of disk 1, and this evagination guide rail 32 matches with lower concave slide groove 14, and recessed slideway 33 both sides are respectively provided with the equidistant threaded hole of 1 row 34, in order to installation and the adjustment of radiai adjustment rail 2 and disk 1.Evagination guide rail 32 can slide in lower concave slide groove 14.The side of radiai adjustment rail 2 is provided with the accommodating groove 46 holding bearings plate 3 right angle end and place.
As depicted in figs. 1 and 2, bearings plate 3 is right-angle triangle component, is provided with 2 the second loss of weight fabrication holes 43 in each triangular member; Be provided with through sliding tray 40 in the base, short right angle of each bearings plate 3, its long right-angle side is provided with the stopper slot 38 and multiple spacing hole 39 that can slide for gag lever post unit 4, and the top of this long right-angle side is connected with gag lever post unit 4.In addition, the top of this long right-angle side is also provided with the first folding storage hole 41, the second folding storage hole 42 be circumferentially provided with corresponding thereto of disk 1.
Alternatively, being slidably connected of radiai adjustment rail 2 and disk 1 and bearings plate 3, and being slidably connected of bearings plate 3 and gag lever post unit 4, all alternate manner can be adopted, as disk 1 arranged projection or guide rail, the evagination guide rail 32 of radiai adjustment rail 2 or recessed slideway 33 location swap, gag lever post unit 4 arranges slide rail etc.; Radiai adjustment rail 2 also can adopt square or other shape, and the quantity of bearings plate 3 can be 2,4 or multiple, and its shape also can be on-right angle triangle, rectangle or other shape; The quantity of threaded hole 34 also can be 1,2 or multiple, all belongs to protection scope of the present invention.
In addition; also directly can arrange the groove or projection that match with bearings plate 3 base on disk 1, do not need radiai adjustment rail 2, bearings plate 3 can directly slide on disk 1; to adapt to the bearing to be measured 13 of different internal-and external diameter, also belong to protection scope of the present invention.
As shown in Figure 1 and Figure 5, gag lever post unit 4 has limit function during bearing 13 clamping to be measured, comprises in order to the spacing baffle plate 17 of bearing 13 thickness to be measured with in order to the spacing gag lever post 18 of bearing 13 inner ring to be measured or outer ring.Gag lever post 18 comprises the stock 35 of the hollow that is mutually spirally connected and the quarter butt 36 of hollow, and baffle plate 17 is set in the place that is spirally connected, detachably; Quarter butt 36 inside is provided with telescopic thin bar 37.Alternatively, stock 35 and quarter butt 36 also can be the integrative-structure of hollow, and baffle plate 17 is removably set in outside it.
As shown in Figure 1 and Figure 4, the gap unit 5 that dynamically disappears comprises the urceolus 20 of mutual sheathing, middle cylinder 21 and inner core 22; Be provided with line length regulating part 24 in this inner core 22, inner core 22 top is provided with hollow screw 25, is filled with spring 23 in the gap of middle cylinder 21 and inner core 22 and hollow screw 25; Hollow screw 25 is scalable.Being provided with the screw thread 31 matched with screw thread stepped hole bottom urceolus 20, can certainly be the straight-bar etc. of the mutual grafting with center pit 16; Be provided with bearing 27 bottom inner core 22, this bearing 27 can drive inner core 22 and hollow screw 25 to rotate; Middle cylinder 21 is provided with 6 telescopic gears, and its outer cover is equipped with the snap-on cap 26 in order to gear locking.The external diameter of hollow screw 25 can be standard thread, and endoporus is unthreaded hole, and lower end is the indent conical surface, this indent conical surface can for the gap rope initiating terminal knotting fixed space that disappears, upper end is radial flat recess, the upper and lower displacement of adjustable hollow screw 25, can careful adjustment to disappear pulling force needed for gap in a big way.Alternatively, the telescopic gear of middle cylinder 21 can be 1,2 or multiple.Hollow screw 25 also can be directly hollow cylindrical or other shape, and upper end also can be cross recess or other grooved.
As shown in figures 1 to 6, the gap that disappears assembly 6 comprises the centering with step and to disappear gap part 28, this centering gap part 28 top that disappears is fixed with the lift silk rope 29 that can pull, and centering disappears bottom gap part 28 and is fixed with the gap silk rope 30 that disappears, and this other end disappearing gap silk rope 30 is fixedly connected with line length regulating part 24; The disappear step of gap part 28 of centering can be positioned over center pit 16, is preferably positioned on the step of screw thread stepped hole.This material disappearing gap silk rope 3 preferably adopts the hollow braided fiber cover carrying out waxdip process, pancake, soft and fine, tension.
The preferred clamping of bearing 13 to be measured is fixed, the gap that disappears and test process as follows:
1. radiai adjustment rail 2 is installed: by the planar ends horizontal positioned of disk 1 on table 12, the evagination guide rail 32 of 3 radiai adjustment rails 2 is put into the lower concave slide groove 14 of disk 1 respectively and is mated, according to (outward) footpath size in bearing 13 to be measured, carry out guestimate, radiai adjustment rail 2 is slid into correct position, and one of threaded hole 34 corresponding for recessed slideway 33 both sides is fixed with disk 1 by rear screw.
2. the installation of bearings plate 3: the recessed slideway 33 base with sliding tray 40 of 3 bearings plates 3 being put into respectively radiai adjustment rail 2, again according to (outward) footpath size in bearing 13 to be measured, after carrying out careful calculating, after the base of bearings plate 3 is slid into correct position, screw is by the threaded hole 34 in sliding tray 40 and recessed slideway 33, bearings plate 3 and radiai adjustment rail 2 are fixed, should be noted during installation, 3 bearings plates 3 should be equal with the vertical range in disk 1 center of circle, approximates interior (outward) footpath of bearing 13 to be measured.
3. the installation of gag lever post unit 4: the stopper slot 38 gag lever post unit 4 being put into bearings plate 3, according to the height dimension of bearing 13 to be measured, after being slid into correct position, gag lever post unit 4 and bearings plate 3 are fixed by spacing hole 39 by screw.
4. complete the installation with another bearing chucking diameter adjustable structure unit of its symmetry: installation process is the same, difference is, the position of bearings plate 3 base slippage is variant, because a bearing chucking diameter adjustable structure unit is in order to the internal diameter of fixing bearing 13 to be measured, another is then in order to the external diameter of fixing bearing 13 to be measured.
5. dynamically disappear the installation of gap unit 5 and the gap assembly 6 that disappears: be fixed on by the gap silk rope 30 that disappears of the gap assembly 6 that disappears on the line length regulating part 24 dynamically disappeared in the inner core 22 of gap unit 5, according to the height of bearing 13 to be measured, suitably regulated the length of the gap silk rope 30 that disappears by line length regulating part 24.
6. dynamically disappear the installation of gap unit 5 and disk 1: matched with the center pit 16 of disk 1 by the screw thread 31 bottom the urceolus 20 of the gap unit 5 that dynamically disappears.
7. the installation of bearing 13 to be measured: bearing 13 to be measured is positioned over the gag lever post 18 of the gag lever post unit 4 of any one bearing chucking diameter adjustable structure unit with on baffle plate 17, suppose that now fixing is the inner ring (may also be outer ring) of bearing 13 to be measured, after another bearing chucking diameter adjustable structure unit is positioned on bearing 13 to be measured, gag lever post 18 and the outer ring (may also be inner ring) of 17, baffle plate in order to fixing bearing 13 to be measured of this bearing chucking diameter adjustable structure unit, install, as shown in Figure 1.In installation process, should be noted should be fastening between bearing 13 to be measured and two gag lever post unit 4, as bearing 13 inner ring to be measured overlap thereon time, axially plug should have the axial friction of 50-100 gram.
8. the gap that disappears of bearing 13 to be measured: hand-held lift silk rope 29, by the gap assembly 6 that disappears from the contiguous quick groove 19 of the first loss of weight fabrication hole 15(of the disk 1 on top) pass, after the gap assembly 6 that disappears be placed on the center pit 16 of disk 1 by quick groove 19 centering the disappeared step of gap part 28, carry out centering and locate.(line length regulating part 24 is regulated by coarse adjustment, the gear of middle cylinder 21 and snap-on cap 26) and fine tuning (regulating spring 23 drives lower telescopic mesopore screw rod 25), the gap power that disappears bearing 13 to be measured being applied to regulation requirement (draws lift silk rope 29 by spring balance, to determine to disappear the size of gap power) and rotate the bearing chucking diameter adjustable structure unit of upper unit, now bearing 13 to be measured has disappeared gap, metal (upper chucking diameter adjustable structure unit has been combined as one, can entirety overturn, lower unit is inverted, facilitate the follow-up test carrying out the different end face running accuracy projects of bearing 13 to be measured.
During the gap state that disappears, bearing chucking diameter adjustable structure unit is in the process of rotating, the gap that disappears silk rope 30 can produce cumulative spiral stress, at this moment, bearing 27 bottom the inner core 22 being positioned at the gap unit 5 that dynamically disappears drives inner core 22 and hollow screw 25 to rotate, spiral stress is discharged, and it is more accurate to test.
9. the test of bearing 13 running accuracy project to be measured: adopt and contact with bearing 13 to be measured with the dial test indicator 10 that magnetic attraction dial framework 11 connects, and rotate the bearing chucking diameter adjustable structure unit of upper unit, the test of various bearing rotation precision project can be carried out, outer ring A(B as important) face face runout, outer ring A(B) diameter run-out, inner ring A(B) face runout, inner ring A(B) diameter run-out, Internal and external cycle axially symmetrical precision, end play etc., be not limited to the above-mentioned test event enumerated.
During above-mentioned test, should be noted that smooth rotation requires: use detection platform of the present invention, in the measurements, the bearing chucking diameter adjustable structure unit being in top can only be rotated.In every measurement bearing rotation precision index process, must held stationary lower-speed state, and (after namely rotating 2 circles) carries out reading, to obtain the data of beating that rotor revolution reaches a complete circle within the scope of rotation inside/outside circle >=720 degree.
After measurement completes, can carry out quick-detachment, fold and carry this detection platform, concrete portable carrying function is as follows:
Because this platform is upper and lower symmetrical structure, therefore be described for Half-edge Structure.After being used to complete, pulled down from radiai adjustment rail 2 by each bearings plate 3 with gag lever post unit 4, radiai adjustment rail 2 moves to minimal adjustment position; Then, bearings plate 3 is kept flat on the disk 1 between radiai adjustment rail 2, the right angle of bearings plate 3 is just in time matched with the accommodating groove 46 on radiai adjustment rail 2, make the first folding storage hole 41 of bearings plate 3 match with the second folding storage hole 42 on disk 1 simultaneously, then with screw, two reception holes are fixed, complete folding.After Half-edge Structure is folding, state is as shown in Figure 2, foldable integral effect as shown in Figure 7, compact, portable.
Because centre bearer back up pad 3 of the present invention have employed simple triangle, this platform weight is lightened, simultaneously, the design of the first loss of weight fabrication hole 15 and the second loss of weight fabrication hole 43, platform weight is alleviated further, the about 1Kg of whole platform weight, make to carry convenient.
In addition, this device also have many specifications general function, specific as follows:
1. the general adjustment in the inside and outside footpath of bearing 13 to be measured, can realize following expanding for 3 times.
A. the slidable adjustment between disk 1 and radiai adjustment rail 2, the first time realizing internal-and external diameter expands;
B. the slidable adjustment between radiai adjustment rail 2 and bearings plate 3, the second time realizing internal-and external diameter is expanded;
C. bearings plate 3 can carry out dismounting upset in radiai adjustment rail 2, and the third time realizing internal-and external diameter expands.General test is large
During the bearing 13 to be measured of diameter, the hypotenuse of bearings plate 3 is towards the center of circle of disk 1; During the bearing 13 to be measured of test minor diameter, the hypotenuse of bearings plate 3 is away from the center of circle of disk 1.
Except above-mentioned expansion, if expand the physical dimension of each structural member of measuring table, the measurement of more large scale bearing can be met.
2. bearing 13 highly versatile to be measured regulates:
A. the slidable adjustment of gag lever post unit 4 and bearings plate 3;
B. dynamically disappear gap unit 5 height coordinate: the line length regulating part 24 in inner core 22 can make gap silk rope 30 telescopic adjustment that disappears, hollow screw 25 is scalable, middle cylinder 21 has multiple telescopic gear in addition, is enough to coordinate the height between two disks 1 after bearing 13 clamping to be measured.
Measuring table of the present invention, can detect internal diameter at 10mm to any internal-and external diameter of external diameter between 380mm or the bearing to be measured 13 of thickness combination.When measuring larger bearing 13 to be measured, the quarter butt 36 on gag lever post 18 coordinates baffle plate 17 to use, and can be put into minimum by baffle plate 17, and the internal-and external diameter of bearing 13 to be measured fixed by quarter butt 36, and baffle plate 17 fixes the height of bearing 13 to be measured; Measure less bearing 13(internal diameter to be measured and be less than 30mm) time, remove baffle plate 17, thin bar 37 is screwed out from quarter butt 36, fix the height of bearing 13 to be measured with the end face of quarter butt 36, thin bar 37, in order to the internal-and external diameter of fixing bearing 13 to be measured, notices that three place's gag lever posts 18 of homonymy keep substantially contour simultaneously.
In addition, the present invention also comprises portable measurement clamping annex 7, comprise universal joint clamper 8 and fine regulating device 9, the side of one end connection bearing back up pad 3 of universal joint clamper 8, the other end connects fine regulating device 9, this fine regulating device 9 is our company's existing patent disclosed in 6 days Mays in 2009, the patent No.: 200820040361.9.Portable measurement clamping annex 7 is equal to and magnetic attraction dial framework 11, the object of portable measurement clamping annex 7 invention, one be for weight reduction, make to be convenient for carrying, another importance, as go out volume procurement time, because Test Field does not have magnetic attraction dial framework 11 and without canonical measure platform, at this moment ingeniously can make full use of disk 1 bottom platform and portable measurement clamping annex 7 carries out clamping detection, not affect the accuracy of test.
Further, the external diameter of disk (1) is provided with holding tools hole (44), in order to by the instrument required for the dismounting of this platform and installation, as allen key and a word rise, receives, easy to use.
Claims (10)
1. a portable bearing rotation precision comprehensive detection platform, it is characterized in that: to comprise along bearing to be measured (13) footpath symmetrically arranged bearing chucking diameter adjustable structure unit up and down, and in order to two described bearing chucking diameter adjustable structure unit to be fixed and bearing to be measured (13) disappears dynamically disappear gap unit (5) and the gap assembly (6) that disappears of gap;
---the gag lever post unit (4) that each bearing chucking diameter adjustable structure unit comprises disk (1), is slidably connected on several bearings plates (3) and each bearings plate (3) vertical side edge of the setting of disk (1) even circumferential;
---each bearings plate (3) and disk (1) are all slidably connected;
---described gag lever post unit (4) has limit function during bearing to be measured (13) clamping, comprises in order to the spacing baffle plate (17) of bearing to be measured (13) thickness with in order to the spacing gag lever post (18) of bearing to be measured (13) inner ring or outer ring;
---the described gap unit (5) that dynamically disappears is fixedly connected with by the adjustable gap silk rope (30) that disappears of length with the gap assembly (6) that disappears, and the other end is individually fixed on the center pit (16) of disk (1).
2. portable bearing rotation precision comprehensive detection platform according to claim 1, is characterized in that: be provided with radiai adjustment rail (2) between described disk (1) and each bearings plate (3); The two ends of this radiai adjustment rail (2) are all slidably connected between (3) with disk (1), bearings plate.
3. portable bearing rotation precision comprehensive detection platform according to claim 1, is characterized in that: the described gap unit (5) that dynamically disappears comprises the urceolus (20) of mutual sheathing, middle cylinder (21) and inner core (22); Be provided with line length regulating part (24) in this inner core (22), inner core (22) top is provided with hollow screw (25), is filled with spring (23) in the gap of middle cylinder (21) and inner core (22) and hollow screw (25); Described hollow screw (25) is scalable; Described urceolus (20) bottom can be fixed on the center pit (16) of disk (1).
4. portable bearing rotation precision comprehensive detection platform according to claim 3, it is characterized in that: inner core (22) bottom of described gap unit (5) that dynamically disappear is provided with bearing (27), this bearing (27) can drive inner core (22) and hollow screw (25) to rotate.
5. portable bearing rotation precision comprehensive detection platform according to claim 3, it is characterized in that: the middle cylinder (21) of the described gap unit (5) that dynamically disappears is provided with several telescopic gears, in this, outside cylinder (21), be set with the snap-on cap (26) in order to gear locking.
6. portable bearing rotation precision comprehensive detection platform according to claim 1, it is characterized in that: described in the gap assembly (6) that disappears comprise the centering with step and to disappear gap part (28), this centering gap part (28) top that disappears is fixed with the lift silk rope (29) that can pull, described centering disappear gap part (28) bottom be fixed with the gap silk rope (30) that disappears, the other end of this gap silk rope (30) that disappears is fixedly connected with line length regulating part (24); The disappear step of gap part (28) of described centering can be positioned on the center pit (16) of disk (1).
7. portable bearing rotation precision comprehensive detection platform according to claim 1, is characterized in that: the one side that described disk (1) closes on bearings plate (3) is circumferentially evenly provided with 3 radiation tendons (45); The first loss of weight fabrication hole (15) is provided with between adjacent radiation tendon (45); The quantity of described bearings plate (3) is 3, and shape is right-angle triangle, and gag lever post unit (4) is positioned at the top of its long right-angle side; Several the second loss of weight fabrication holes (43) are provided with in the triangular member of bearings plate (3); The top of the long right-angle side of bearings plate (3) is also provided with the first folding storage hole (41); The second folding storage hole (42) be circumferentially provided with corresponding thereto of disk (1).
8. portable bearing rotation precision comprehensive detection platform according to claim 7, is characterized in that: the center pit (16) of described disk (1) is the through screw thread stepped hole of a side opening; Radial through quick groove (19) is provided with between the open side of this screw thread stepped hole and the first loss of weight fabrication hole (15) closed on.
9. portable bearing rotation precision comprehensive detection platform according to claim 2, is characterized in that: the side of described radiai adjustment rail (2) is provided with the accommodating groove (46) holding bearings plate (3) right angle end and place.
10. portable bearing rotation precision comprehensive detection platform according to claim 1, it is characterized in that: also comprise portable measurement clamping annex (7), this portable measurement clamping annex (7) comprises universal joint clamper (8) and fine regulating device (9), the side of one end connection bearing back up pad (3) of universal joint clamper (8), the other end connects fine regulating device (9); Described disk (1) is standard flat away from the one side of bearings plate (3).
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| CN201310434852.7A CN103453822B (en) | 2013-09-23 | 2013-09-23 | A kind of portable bearing rotation precision comprehensive detection platform |
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| CN201310434852.7A CN103453822B (en) | 2013-09-23 | 2013-09-23 | A kind of portable bearing rotation precision comprehensive detection platform |
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| CN103453822B true CN103453822B (en) | 2016-01-13 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108759742A (en) * | 2018-05-28 | 2018-11-06 | 苏州双金实业有限公司 | A kind of bearing inner face circular runout detection device |
| CN108759741A (en) * | 2018-05-28 | 2018-11-06 | 苏州双金实业有限公司 | A kind of bearing inner face circular runout detection method |
| CN108775881A (en) * | 2018-05-28 | 2018-11-09 | 苏州双金实业有限公司 | A kind of bearing outer end face running accuracy On-line Measuring Method |
| CN109029314A (en) * | 2018-05-28 | 2018-12-18 | 苏州双金实业有限公司 | A kind of bearing outer end face running accuracy on-line measurement device |
| CN111707168B (en) * | 2020-06-04 | 2021-09-03 | 湖北亿鹏展精密机械有限公司 | Inner hole size measuring device and measuring method suitable for revolving body part |
| CN112146951B (en) * | 2020-09-01 | 2022-01-14 | 中国科学院金属研究所 | Clamping platform for thermal spraying sample |
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Effective date of registration: 20191014 Address after: Room 1401, floor 14, block a, building 1, Guorui building, No. 359, Jiangdong Middle Road, Jianye District, Nanjing City, Jiangsu Province, 210019 Patentee after: Nanjing Guorui Defense System Co., Ltd. Address before: 1313 box 3, box 4, Gu Gang 210013, Gulou District, Jiangsu, Nanjing Patentee before: No. 14 Inst., China Electronic Science & Technology Group Corp. |