CN201673013U - Dynamic calibration device of roller reaction type brake tester - Google Patents
Dynamic calibration device of roller reaction type brake tester Download PDFInfo
- Publication number
- CN201673013U CN201673013U CN2010201718651U CN201020171865U CN201673013U CN 201673013 U CN201673013 U CN 201673013U CN 2010201718651 U CN2010201718651 U CN 2010201718651U CN 201020171865 U CN201020171865 U CN 201020171865U CN 201673013 U CN201673013 U CN 201673013U
- Authority
- CN
- China
- Prior art keywords
- force application
- pull bar
- servo
- transfer beam
- calibration device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model relates to a dynamic calibration device of a roller reaction type brake tester. The dynamic calibration device mainly comprises a servo force application mechanism, a buffering shock absorption mechanism, a power transmission beam mechanism, a force measuring mechanism and a supporting frame mechanism. The dynamic calibration device mainly aims at solving the problem that calibration equipment of the existing roller reaction type brake tester can not evaluate the dynamic response of the brake tester. The dynamic calibration device is installed on the roller reaction type brake tester to form a closed loop control system of force, offer a force value variable according to an ideal standard force value curve for the calibration of a brake platform, and compare the standard force value curve with a measuring force value curve measured by a force measuring sensor of the brake platform and treated by a filter amplifying circuit to evaluate the dynamic response quality of the brake tester, thus realizing dynamic calibration.
Description
Technical field
The utility model belongs to calibration facility, particularly relates to a kind of dynamic calibration device of drum reaction braking checkout stand.
Background technology
At present, on mobile testing line, demarcation to drum reaction braking checkout stand is to demarcate frame by installing on brake platform, on its pallet, place the counterweight (25kg or 20kg) of standard quality then, load successively and off-load, show that according to the numerical value on the secondary instrument adjust the gain knob in the amplifying circuit, numerical value and actual value that numerical value is shown are mapped.Its outstanding characteristics are static, and brake platform is a dynamic process when detecting damping force.Because static demarcation is to react the dynamic response of brake platform,, make testing reliability descend so can occur to react the objective reality situation more truly by the qualified brake platform resulting data when testing damping force of static demarcating.
Summary of the invention
The purpose of this utility model is the problem that can't make an appraisal to the dynamic response of brake platform for the calibration facility that solves existing drum reaction braking checkout stand, provide a kind of simple in structure, test the dynamic calibration apparatus of reliable drum reaction braking checkout stand.
Above-mentioned purpose of the present utility model can be achieved through the following technical solutions, and accompanying drawings is as follows:
A kind of dynamic calibration device of drum reaction braking checkout stand, mainly form by servo force application mechanism A, buffer damping mechanism B, the C of transfer beam mechanism, force measuring machine D and the E of support frame mechanism, the end of said servo force application mechanism A is fixedly connected on the E of support frame mechanism by oscillating bearing 12, the other end of servo force application mechanism A is fixedly connected on the end of buffer damping mechanism B by pull bar 10, and the other end of buffer damping mechanism B is fixedly connected on the C of transfer beam mechanism by oscillating bearing 37; The end of force measuring machine D is fixedly connected on the C of transfer beam mechanism by axis pin base 43, and the other end is fixedlyed connected with the speed reduction unit of drum reaction type brake platform test by stretching out frame 54; The C of transfer beam mechanism is connected on the E of support frame mechanism by ball bearing, and the E of support frame mechanism is bolted to connection on the frame of brake platform; Described servo force application mechanism A provides driving force, through buffer damping mechanism B, the C of transfer beam mechanism and force measuring machine D transfer function to the brake platform speed reduction unit, this power value feeds back to servo force application mechanism A by the force cell that is contained among the force measuring machine D, after adjusting on request by servo force application mechanism A, control is applied to the power value size on the brake platform speed reduction unit, constitutes the closed-loop control of power value.
Said servo force application mechanism A is made up of servo force application apparatus F and servo force application apparatus housing G, among the said servo force application apparatus F, servo-driver 1 links to each other with servomotor 2 with signal wire by power lead, servomotor 2 is connected with speed reduction unit 4 by joint flange 3, speed reduction unit 4 is bolted to connection on servo force application apparatus housing G, and the hole output terminal of speed reduction unit 4 is connected with buffer damping mechanism B by the leading screw drag link mechanism; Among the described servo force application apparatus housing G, upper cross plate 15, lower shoe 13 and two risers 14 are bolted to connection, oscillating bearing 12 is by being threaded on the lower shoe 13, and carries out locking thread by M20 clamp nut 36, and bearing sleeve 16 is fixedly mounted on the upper cross plate 15.
Described leading screw drag link mechanism comprises leading screw 6, feed screw nut 7 and pull bar 10, leading screw 6 is connected by long key 5 with the hole output terminal of speed reduction unit 4, feed screw nut 7 is fixedlyed connected with the pull bar 10 on being sleeved on leading screw 6 with dog screw 9 by trip bolt 11, leading screw 6 supports by pair of bearings 28 and is installed in the bearing sleeve 16, pull bar 10 be provided be fixedly mounted on leading screw sleeve 17 in the gathering sill that matches of feather key 33, bearing sleeve 16, leading screw sleeve 17, pull bar guide flange 18, pull bar guide flange lid 19 connects by screw retention successively, pull bar orienting sleeve 22 is installed in the pull bar guide flange 18 by interference fit, and carries out circumferential registration by pin.
Race bearing locating sleeve 29 and inner-ring bearing locating sleeve 30 are installed between the described pair of bearings 28, leading screw 6 carries out axial location by outer ring set nut 31 and a pair of round nut 32, outer ring clamp nut 31 carries out locking thread by M5 screw 25, bearing sleeve 16 lower ends are equipped with φ 60 rubber oil seas 27, and carry out axial restraint by φ 60 circlips 26; Installed one respectively near switch 24 at leading screw sleeve 17 two ends; In pull bar guide flange lid 19 and pull bar guide flange 18, φ 56 rubber oil seas 21 are installed all, and carry out axial location by φ 56 circlips 20; Lubricating cup 23 is installed on the pull bar guide flange 18.
Said buffer damping mechanism B mainly is made up of volute spring 34, the two ends of volute spring 34 are separately installed with spring contiguous block 35, two anti-loosing slices 38 are fixedly connected on the spring contiguous block 35 at volute spring 34 two ends respectively by screw, to prevent volute spring 34 plaies, oscillating bearing 37 is fixedly connected on by M20 clamp nut 36 on the spring contiguous block 35 of volute spring 34 1 ends, and the spring contiguous block 35 of the other end of volute spring 34 is fixedlyed connected with pull bar 10 among the servo force application mechanism A by M20 clamp nut 36.
The said transfer beam C of mechanism is made up of transfer beam 41 and transfer beam axle 42, and transfer beam 41 is connected with transfer beam axle 42 interference fit, and the two ends of transfer beam axle 42 are connected with globe bearing 39 respectively, and carry out axial location by transfer beam axle sleeve 40.
It is characterized in that, said force measuring machine D is mainly by force cell, last connection steel pipe 48 with under be connected steel pipe 51 and form, last connection steel pipe 48 connects by passing through stud bolt 50 with an end that is connected steel pipe 51 down, and it is fastening by clip 49, last connection steel pipe 48 other ends are threaded with M39 spherical plain bearing rod end 46, and it is locking by M39 clamp nut 47, M39 spherical plain bearing rod end 46 is connected with axis pin base 43 by pin type force cell 45, and the 44 pairs of pin type force cells of catch 45 that are connected on the axis pin base 43 by screw retention carry out axial location and circumferential registration, under connect steel pipe 51 and be threaded with oscillating bearing 53, and locking by M33 clamp nut 52, oscillating bearing 53 is bolted to connection and is stretching out on the frame 54.
It is characterized in that among the said support frame E of mechanism, preceding support slot steelframe 55 is connected channel-section steel 58 connections by indirect channel-section steel frame 57 with the back, two oblique straining beams 56 of equal angle by bolt be connected preceding support slot steelframe 55 with after be connected on the channel-section steel 58; Before support slot steelframe 55 the lower end with after be connected channel-section steel 58 and fixedly connected with the frame of brake platform by bolt.
The utility model can solve the problem that the calibration facility of existing drum reaction braking checkout stand can't be made an appraisal to the dynamic response of brake platform, realizes the dynamic calibration to drum reaction braking checkout stand, thereby guarantees the reliability of brake platform test data.The design is simple in structure, and test is reliable.
Description of drawings
Fig. 1 is the layout synoptic diagram of dynamic calibration device of drum reaction braking checkout stand on brake tester;
Fig. 2 is the dynamic calibration device of drum reaction braking checkout stand synoptic diagram;
Fig. 3 is the dynamic calibration device of drum reaction braking checkout stand side view;
Fig. 4 is servo force application mechanism synoptic diagram a);
Fig. 4 b) is servo force application mechanism side view;
Fig. 5 is servo force application apparatus housing synoptic diagram a);
Fig. 5 b) is servo force application apparatus synoptic diagram;
Fig. 6 is leading screw, feed screw nut, pull bar assembling synoptic diagram;
Fig. 7 is servo force application mechanism first half cut-open view;
Fig. 8 is the buffer damping mechanism synoptic diagram;
Fig. 9 is the transfer beam structural scheme of mechanism;
Figure 10 is the force measuring machine synoptic diagram a);
Figure 10 b) is a) the local enlarged diagram on top of Figure 10;
Figure 10 c) is a) the local enlarged diagram of general headquarters of Figure 10;
Figure 11 is the support frame structural scheme of mechanism a);
Figure 11 b) is support frame mechanism side view;
Among the figure: the servo force application apparatus housing of the servo force application mechanism B. of the A. buffer damping mechanism C. transfer beam D. of the mechanism force measuring machine E. servo force application apparatus G.. of the support frame F. of mechanism
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.M6 12. 13. 14. 15 16. 17. 18. 19. 20.φ56 21.φ56 22. 23. 24. 25.M5 26.φ60 27.φ60 28. 29. 30. 31. 32. 33. 34. 35. 36.M20 37. 38. 39. 40. 41. 42. 43.44. 45. 46.M39 47.M39 48.49. 50. 51. 52.M33 53. 54. 55. 56. 57. 58.
Embodiment
Further specify the particular content of the present utility model and the course of work thereof below in conjunction with the accompanying drawing illustrated embodiment.
With reference to Fig. 1,2,3, a kind of dynamic calibration device of drum reaction braking checkout stand, it is made up of servo force application mechanism A, bumper and absorbing shock B, the C of transfer beam mechanism, force measuring machine D, the E of support frame mechanism.The end of said servo force application mechanism A is fixedly connected on the E of support frame mechanism by oscillating bearing 12, the other end of servo force application mechanism A is fixedly connected on the end of buffer damping mechanism B by pull bar 10, and the other end of buffer damping mechanism B is fixedly connected on the C of transfer beam mechanism by oscillating bearing 37.The end of force measuring machine D is fixedly connected on the C of transfer beam mechanism by axis pin base 43, and the other end is fixedlyed connected with the speed reduction unit of drum reaction type brake platform test by stretching out frame 54.The C of transfer beam mechanism is connected on the E of support frame mechanism by ball bearing, and the E of support frame mechanism is bolted to connection on the frame of brake platform.The power that provides by servo force application mechanism A like this, through buffer damping mechanism B, the C of transfer beam mechanism, force measuring machine D with regard to transfer function to the brake platform speed reduction unit, and the pin type force cell 45 among the force measuring machine D feeds back to servo-driver 1 among the servo force application mechanism A with the size of this power value, servo-driver 1 is adjusted the torque of servomotor 2 as requested, thereby control is applied to the power value size on the brake platform speed reduction unit, so just constituted the closed-loop control system of a power value, accurately control is applied to the power value size on the brake platform speed reduction unit, power by the curvilinear motion of metric system power value is provided, thereby the ergometry value curve that obtains after this proof force value curve and the process filter amplification circuit that is recorded by the force cell of brake platform itself is compared, estimate the dynamic response quality of brake tester, realize dynamic calibration.
In drum reaction braking checkout stand, the speed reduction unit and the arm of force are fixed on the same drum shaft, and this device is applied to the power on the brake platform speed reduction unit so, also just have been loaded on the force cell of brake platform itself by the arm of force.As required, this device can provide the power according to the curvilinear motion of metric system power value, and this power can realize by the closed-loop control system of above-mentioned power, and precisely controlled.Ergometry value curve with obtaining after this proof force value curve and the process filter amplification circuit that is recorded by the force cell of brake platform itself compares, and estimates the dynamic response quality of brake tester.
Referring to Fig. 4,5,6,7, said servo force application mechanism A is made up of servo force application apparatus F and servo force application apparatus housing G, and servo force application apparatus F is contained in the servo force application apparatus housing G, is bolted to connection with pair of bearings 28 to support.Among the said servo force application apparatus F, servo-driver 1 links to each other with servomotor 2 with signal wire by power lead, servomotor 2 is connected with speed reduction unit 4 by joint flange 3, speed reduction unit 4 is bolted to connection on the riser 14 in servo force application apparatus housing G, the hole output terminal of speed reduction unit 4 is connected with leading screw 6 by long key 5, feed screw nut 7 can move along leading screw 6, and feed screw nut 7 is fixedlyed connected with pull bar 10 by M6 trip bolt 11; Cut annular groove on the feed screw nut 7, three dog screws 9 by being screwed in the annular groove of feed screw nut 7 in the respective threads hole on the pull bar 10, have been strengthened cooperating of feed screw nut 7 and pull bar 10; Stifled whelk nail 8 is installed on the feed screw nut 7 in the respective threads hole, and to be moment of torsion that leading screw 6 rotations are produced pass on the leading screw sleeve 17 among the servo force application apparatus housing G by feather key 33 among the servo force application apparatus housing G in the effect of the gathering sill on the pull bar 10.Among the said servo force application apparatus housing G, oscillating bearing 12 is by being threaded on the lower shoe 13, and carries out locking thread by M20 clamp nut 36, and two risers 14 are bolted to connection on lower shoe 13; Wherein the riser 14 of a side is fixedlyed connected with the speed reduction unit 4 among the servo force application apparatus F by bolt; Upper cross plate 15 is fixedlyed connected with two risers 14 by bolt; Bearing sleeve 16 is installed on the upper cross plate 15 by screw retention, and the leading screw 6 among the servo force application apparatus F supports by pair of bearings 28 and is installed in the bearing sleeve 16, and race bearing locating sleeve 29 and inner-ring bearing locating sleeve 30 are installed in this between the bearing 28; Leading screw 6 also carries out axial location by outer ring set nut 31 and a pair of round nut 32, outer ring clamp nut 31 carries out locking thread by M5 screw 25, bearing sleeve 16 lower ends are equipped with φ 60 rubber oil seas 27, and carry out axial restraint by φ 60 circlips 26; Leading screw sleeve 17 is fixedlyed connected with bearing sleeve 16 by screw, and feather key 33 is installed in the leading screw sleeve 17 by screw retention, has installed one respectively near switch 24 at leading screw sleeve 17 two ends.
Near switch 24 effects is to provide a stall signal to servo-driver 1, and when preventing feed screw nut 7 or pull bar 10 near leading screw sleeve 16 ends, leading screw 6 does not stop operating and causes mechanical collision.
Pull bar guide flange lid 19 is installed on the pull bar guide flange 18 by screw retention; In pull bar guide flange lid 19 and pull bar guide flange 18, φ 56 rubber oil seas 21 are installed all, and carry out axial location by φ 56 circlips 20; Lubricating cup 23 is installed on the pull bar guide flange 18.
Among the said buffer damping mechanism B, the two ends of volute spring 34 are separately installed with spring contiguous block 35, two anti-loosing slices 38 are fixedly connected on the spring contiguous block 35 at volute spring 34 two ends respectively by screw, to prevent volute spring 34 plaies, oscillating bearing 37 is fixedly connected on by M20 clamp nut 36 on the spring contiguous block 35 of volute spring 34 1 ends, and the spring contiguous block 35 of the other end of volute spring 34 is fixedlyed connected with pull bar 10 among the servo force application mechanism A by M20 clamp nut 36.
So servo force application mechanism A and buffer damping mechanism B have just formed one two power linkage, thereby avoided unnecessary mechanical interference and, reduced labour intensity the excessive demand of whole device assembly precision.
Among the said transfer beam C of mechanism, transfer beam 41 is connected with transfer beam axle 42 interference fit, and the two ends of transfer beam axle 42 are connected with globe bearing 39 respectively, and carry out axial location by transfer beam axle sleeve 40.
Among the said force measuring machine D, axis pin base 43 is connected with M39 spherical plain bearing rod end 46 by pin type force cell 45, and catch 44 is connected on the axis pin base 43 by screw retention, and pin type force cell 45 is carried out axial location and circumferential registration; M39 spherical plain bearing rod end 46 with on be connected steel pipe 48 threaded one end connect, and locking by M33 clamp nut 52; The other end of last connection steel pipe 48 is by stud bolt 50 and the end connection that is connected steel pipe 51 down, on connect steel pipe 48 and be connected the end that steel pipe 51 is connected with stud bolt 50 clip 49 is housed respectively with following, and pass through bolted.The other end that connects steel pipe 51 down is threaded with oscillating bearing 53, and locking by M33 clamp nut 52; Oscillating bearing 53 is bolted to connection and is stretching out on the frame 54.The pin type force cell here also can be other forms of force cell, as long as it is just passable to reach corresponding measuring accuracy.
Among the said support frame E of mechanism, preceding support slot steelframe 55 is connected channel-section steel 58 connections by indirect channel-section steel frame 57 with the back, two oblique straining beams 56 of equal angle by bolt be connected preceding support slot steelframe 55 with after be connected on the channel-section steel 58; Before support slot steelframe 55 the lower end with after be connected channel-section steel 58 and fixedly connected with the frame of brake platform by bolt.
Servo-driver 1 links to each other with servomotor 2 by signal wire, power lead, servomotor 2 is connected with speed reduction unit 4 by joint flange 3, leading screw 6 cooperates with the delivery outlet of speed reduction unit 4 by long key 5, feed screw nut 7 is connected with pull bar 10 by M6 trip bolt 11, servomotor 2 rotatablely moves so, through the reduction of speed of speed reduction unit 4, leading screw 6 increase turn round after, just be converted into feed screw nut 7 and pull bar 10 rectilinear motion along screw mandrel 6.The pulling force size that this rectilinear motion produces is by the torque decision of servomotor 2, and the torque of servomotor 2 is controlled according to the power value of 45 feedbacks of the pin type force cell among the force measuring machine D by servo-driver 1.To be moment of torsion that screw mandrel 6 rotation is produced pass on the leading screw sleeve 17 among the servo force application apparatus housing G by feather key 33 among the servo force application apparatus housing G in the effect of the gathering sill on the pull bar 10, thereby avoid the volute spring 34 among 10 couples of buffer damping mechanism B of pull bar to do the time spent, volute spring 34 is subjected to the moment of torsion that screw mandrel 6 rotations produce.Effect near switch 24 is to provide a stall signal to servo-driver 1, and when preventing feed screw nut 7 or pull bar 10 near the leading screw sleeve ends, leading screw 6 does not stop operating and causes mechanical collision, plays a protective role.
Referring to Fig. 8, described buffer damping mechanism B is by volute spring 34, spring contiguous block 35, and M20 clamp nut 36, oscillating bearing 37, anti-loosing slice 38 is formed.A spring contiguous block 35 is equipped with at the two ends of volute spring 34 respectively, and an end of volute spring 34 is connected with pull bar 10 among the servo force application mechanism A by spring contiguous block 35, and it is locking to pass through M20 clamp nut 36; The other end also is connected with oscillating bearing 37 by spring contiguous block 35, and locking by M20 clamp nut 36.So servo force application mechanism A and buffer damping mechanism B have just formed one two power linkage, thereby avoided unnecessary mechanical interference and, reduced labour intensity the excessive demand of whole device assembly precision.
Referring to Fig. 9, the described transfer beam C of mechanism is by globe bearing 39, transfer beam axle sleeve 40, and transfer beam 41, transfer beam axle 42 is formed.
Referring to Figure 10, described force measuring machine D is by axis pin base 43, catch 44, pin type force cell 45, M39 spherical plain bearing rod end 46, M39 clamp nut 47, on connect steel pipe 48, clip 49, stud bolt 50, under connect steel pipe 51, M33 clamp nut 52, oscillating bearing 53 stretches out frame 54 and forms.The end of force measuring machine D is connected with transfer beam 41 set bolts among the C of transfer beam mechanism by axis pin base 43, the other end is connected with the reducer casing set bolt of drum reaction braking checkout stand by stretching out frame 54, so pin type side force sensor 45 tests out the power value that is applied on the drum reaction braking checkout stand reducer casing, and this power value fed back to servo-driver 1 among the servo force application mechanism A, servo-driver 1 is adjusted the torque of servomotor 2 more as requested, thereby change the power value that is applied on the drum reaction braking checkout stand reducer casing, reach requirement power value size.Stud bolt 50 can be adjusted and connect steel pipe 48 and the relative position that is connected steel pipe 51 down, and fastening by clip 49, plays locking effect.
Referring to Figure 11 a), 11b), the described support frame F of mechanism is by preceding support slot steelframe 55, the oblique straining beam 56 of equal angle, middle link slot steelframe 57, the back connects channel-section steel 58 and forms.Before support slot steelframe 55 by middle link slot steelframe 57 with after be connected channel-section steel 58 connections, before two oblique straining beams 56 of equal angle are connected by bolt support slot steelframe 55 with after be connected on the channel-section steel 58, the lower end of preceding support slot steelframe 55 with after be connected channel-section steel 58 and fixedly connected with the frame of brake platform by bolt.The upper end of preceding support slot steelframe 55 is connected with the C of transfer beam mechanism, and middle link slot steelframe 57 is connected with servo force application mechanism A.
Claims (8)
1. dynamic calibration device of drum reaction braking checkout stand, mainly by servo force application mechanism (A), buffer damping mechanism (B), transfer beam mechanism (C), force measuring machine (D) and support frame mechanism (E) form, it is characterized in that, one end of said servo force application mechanism (A) is fixedly connected in the support frame mechanism (E) by oscillating bearing (12), the other end of servo force application mechanism (A) is fixedly connected on an end of buffer damping mechanism (B) by pull bar (10), and the other end of buffer damping mechanism (B) is fixedly connected in the transfer beam mechanism (C) by oscillating bearing (37); One end of force measuring machine (D) is fixedly connected in the transfer beam mechanism (C) by axis pin base (43), and the other end is fixedlyed connected with the speed reduction unit of drum reaction type brake platform test by stretching out frame (54); Transfer beam mechanism (C) is connected in the support frame mechanism (E) by ball bearing, and support frame mechanism (E) is bolted to connection on the frame of brake platform; Described servo force application mechanism (A) provides driving force, through buffer damping mechanism (B), transfer beam mechanism (C) and force measuring machine (D) transfer function to the brake platform speed reduction unit, this power value feeds back to servo force application mechanism (A) by the force cell that is contained in the force measuring machine (D), after adjusting on request by servo force application mechanism (A), control is applied to the power value size on the brake platform speed reduction unit, constitutes the closed-loop control of power value.
2. dynamic calibration device of drum reaction braking checkout stand according to claim 1 is characterized in that.Said servo force application mechanism (A) is made up of servo force application apparatus (F) and servo force application apparatus housing (G), in the said servo force application apparatus (F), servo-driver (1) links to each other with servomotor (2) with signal wire by power lead, servomotor (2) is connected with speed reduction unit (4) by joint flange (3), speed reduction unit (4) is bolted to connection on servo force application apparatus housing (G), and the hole output terminal of speed reduction unit (4) is connected with buffer damping mechanism (B) by the leading screw drag link mechanism; In the described servo force application apparatus housing (G), upper cross plate (15), lower shoe (13) and two risers (14) are bolted to connection, oscillating bearing (12) is by being threaded on the lower shoe (13), and carrying out locking thread by M20 clamp nut (36), bearing sleeve (16) is fixedly mounted on the upper cross plate (15).
3. dynamic calibration device of drum reaction braking checkout stand according to claim 2, it is characterized in that, described leading screw drag link mechanism comprises leading screw (6), feed screw nut (7) and pull bar (10), leading screw (6) is connected by long key (5) with the hole output terminal of speed reduction unit (4), feed screw nut (7) is fixedlyed connected with the pull bar (10) on being sleeved on leading screw (6) with dog screw (9) by trip bolt (11), leading screw (6) supports by pair of bearings (28) and is installed in the bearing sleeve (16), pull bar (10) is provided with the gathering sill that the feather key (33) interior with being fixedly mounted on leading screw sleeve (17) matches, bearing sleeve (16), leading screw sleeve (17), pull bar guide flange (18), pull bar guide flange lid (19) connects by screw retention successively, pull bar orienting sleeve (22) is installed in the pull bar guide flange (18) by interference fit, and carries out circumferential registration by pin.
4. dynamic calibration device of drum reaction braking checkout stand according to claim 3, it is characterized in that, race bearing locating sleeve (29) and inner-ring bearing locating sleeve (30) are installed between the described pair of bearings (28), leading screw (6) carries out axial location by outer ring set nut (31) and a pair of round nut (32), outer ring clamp nut (31) carries out locking thread by M5 screw (25), bearing sleeve (16) lower end is equipped with φ 60 rubber oil seas (27), and carries out axial restraint by φ 60 circlips (26); Installed one respectively near switch (24) at leading screw sleeve (17) two ends; In pull bar guide flange lid (19) and pull bar guide flange (18), φ 56 rubber oil seas (21) are installed all, and carry out axial location by φ 56 circlips (20); Lubricating cup (23) is installed on the pull bar guide flange (18).
5. dynamic calibration device of drum reaction braking checkout stand according to claim 1, it is characterized in that, said buffer damping mechanism (B) mainly is made up of volute spring (34), the two ends of volute spring (34) are separately installed with spring contiguous block (35), two anti-loosing slices (38) are fixedly connected on the spring contiguous block (35) at volute spring (34) two ends respectively by screw, to prevent volute spring (34) play, oscillating bearing (37) is fixedly connected on by M20 clamp nut (36) on the spring contiguous block (35) of volute spring (34) one ends, and the spring contiguous block (35) of the other end of volute spring (34) is fixedlyed connected with pull bar (10) in the servo force application mechanism (A) by M20 clamp nut (36).
6. dynamic calibration device of drum reaction braking checkout stand according to claim 1, it is characterized in that, said transfer beam mechanism (C) is made up of transfer beam (41) and transfer beam axle (42), transfer beam (41) is connected with transfer beam axle (42) interference fit, the two ends of transfer beam axle (42) are connected with globe bearing (39) respectively, and carry out axial location by transfer beam axle sleeve (40).
7. dynamic calibration device of drum reaction braking checkout stand according to claim 1, it is characterized in that, said force measuring machine (D) is mainly by force cell, last connection steel pipe (48) with under be connected steel pipe (51) and form, last connection steel pipe (48) connects by passing through stud bolt (50) with an end that is connected steel pipe (51) down, and it is fastening by clip (49), last connection steel pipe (48) other end is threaded with M39 spherical plain bearing rod end (46), and it is locking by M39 clamp nut (47), M39 spherical plain bearing rod end (46) is connected with axis pin base (43) by pin type force cell (45), and the catch (44) that is connected on the axis pin base (43) by screw retention carries out axial location and circumferential registration to pin type force cell (45), under connect steel pipe (51) and be threaded with oscillating bearing (53), and locking by M33 clamp nut (52), oscillating bearing (53) is bolted to connection and is stretching out on the frame (54).
8. dynamic calibration device of drum reaction braking checkout stand according to claim 1, it is characterized in that, in the said support frame mechanism (E), before support slot steelframe (55) be connected channel-section steel (58) connection by indirect channel-section steel frame (57) with the back, two oblique straining beams of equal angle (56) by bolt be connected preceding support slot steelframe (55) with after be connected on the channel-section steel (58); Before support slot steelframe (55) the lower end with after be connected channel-section steel (58) and fixedly connected with the frame of brake platform by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201718651U CN201673013U (en) | 2010-04-28 | 2010-04-28 | Dynamic calibration device of roller reaction type brake tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201718651U CN201673013U (en) | 2010-04-28 | 2010-04-28 | Dynamic calibration device of roller reaction type brake tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201673013U true CN201673013U (en) | 2010-12-15 |
Family
ID=43330425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201718651U Expired - Lifetime CN201673013U (en) | 2010-04-28 | 2010-04-28 | Dynamic calibration device of roller reaction type brake tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201673013U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832836A (en) * | 2010-04-28 | 2010-09-15 | 吉林大学 | Dynamic calibration device of drum reaction braking checkout stand |
| CN102818700A (en) * | 2012-08-20 | 2012-12-12 | 焦作制动器股份有限公司 | High-speed shaft brake inertia test table |
| CN106404264A (en) * | 2016-09-29 | 2017-02-15 | 吉林大学 | Measuring device and method for the internal resistance of stand based on counterforce roller cylinder brake test console |
| CN107218991A (en) * | 2017-06-23 | 2017-09-29 | 慈溪捷豹起重机械有限公司 | A kind of Intelligent manual cucurbit |
| CN109720221A (en) * | 2018-12-28 | 2019-05-07 | 上海重塑能源科技有限公司 | Supporting structure |
| CN114777977A (en) * | 2022-04-11 | 2022-07-22 | 蓝箭航天空间科技股份有限公司 | Counterforce measurement system and method for pipeline interface connected by rocket connector |
-
2010
- 2010-04-28 CN CN2010201718651U patent/CN201673013U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832836A (en) * | 2010-04-28 | 2010-09-15 | 吉林大学 | Dynamic calibration device of drum reaction braking checkout stand |
| CN101832836B (en) * | 2010-04-28 | 2012-02-01 | 吉林大学 | Dynamic calibration device of drum reaction braking checkout stand |
| CN102818700A (en) * | 2012-08-20 | 2012-12-12 | 焦作制动器股份有限公司 | High-speed shaft brake inertia test table |
| CN106404264A (en) * | 2016-09-29 | 2017-02-15 | 吉林大学 | Measuring device and method for the internal resistance of stand based on counterforce roller cylinder brake test console |
| CN107218991A (en) * | 2017-06-23 | 2017-09-29 | 慈溪捷豹起重机械有限公司 | A kind of Intelligent manual cucurbit |
| CN109720221A (en) * | 2018-12-28 | 2019-05-07 | 上海重塑能源科技有限公司 | Supporting structure |
| CN114777977A (en) * | 2022-04-11 | 2022-07-22 | 蓝箭航天空间科技股份有限公司 | Counterforce measurement system and method for pipeline interface connected by rocket connector |
| CN114777977B (en) * | 2022-04-11 | 2023-09-22 | 浙江蓝箭航天空间科技有限公司 | Counterforce measuring system and method for pipeline interface connected with rocket connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101832836B (en) | Dynamic calibration device of drum reaction braking checkout stand | |
| CN201673013U (en) | Dynamic calibration device of roller reaction type brake tester | |
| CN109018430B (en) | Rotorcraft blade performance test bench | |
| CN101881710B (en) | Location loading material testing machine | |
| CN106124214B (en) | A kind of testing stand of bearings synthesis loading device | |
| CN108318165B (en) | Bearing dynamic friction torque tester | |
| CN106017888B (en) | A kind of semifloating axle shaft rotary bending fatigue bench test device | |
| CN107907331B (en) | Wheel hub bearing rigidity testing machine | |
| CN102235927B (en) | Method and device for testing constraint reaction of automobile parts | |
| CN103616128A (en) | Six-dimension force sensor calibration device and loading unit thereof | |
| CN103175644A (en) | Friction force measuring device of ball screws with variable loads and measuring method of friction force measuring device | |
| CN105606449A (en) | Method and device for detecting performance of automobile parking handle | |
| CN104502097B (en) | Ball screw pair electric coupling servo loading device | |
| CN102489986A (en) | Dedicated automatic rolling riveting fixed machine tool for oscillating bearing | |
| CN106500975A (en) | A kind of parts strain and load calibration test device | |
| CN105973601A (en) | Testing platform suitable for acceleration service life of rolling bearing | |
| CN106545549A (en) | Servo valve stability experiment loading unit | |
| CN101943626B (en) | Dynamic calibration device of counter-force roller braking bench based on hydraulic servo | |
| CN215985190U (en) | Joint bearing friction wear testing machine | |
| CN202770631U (en) | Radial sliding bearing static load loading device | |
| CN102809490A (en) | Test detecting device with safety belt height adjuster and detecting method for test detecting device | |
| CN102221435A (en) | Measuring apparatus of foil dynamic pressure air bearing resistance torque | |
| CN103091104A (en) | Bearing vibration signal acquisition testing device | |
| CN102607750A (en) | Test-bed for friction torque of rolling bearing | |
| CN201724780U (en) | Hydraulic servo-based dynamic calibration device for roller opposite forces type brake tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101215 Effective date of abandoning: 20120201 |