CN201575803U - Station for detecting loosening clearance of vehicle chassis - Google Patents
Station for detecting loosening clearance of vehicle chassis Download PDFInfo
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- CN201575803U CN201575803U CN2009202737515U CN200920273751U CN201575803U CN 201575803 U CN201575803 U CN 201575803U CN 2009202737515 U CN2009202737515 U CN 2009202737515U CN 200920273751 U CN200920273751 U CN 200920273751U CN 201575803 U CN201575803 U CN 201575803U
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Abstract
The utility model discloses a station for detecting the loosening clearance of a vehicle chassis, and aims to solve the problems of the present equipment, such as complicated structure and motion control. The station includes a power source and two motion systems with same structures, wherein the power source is in pipeline connection with the two motion systems, and each motion system consists of a driving unit and a driven unit. Each driving unit mainly comprises a No. 1 cylinder, a proximity switch fixing block, a proximity switch mounting plate, a proximity switch, a proximity switch sensing plate, a sensing and fixing plate and a rings-rod nylon sleeve. Each driven unit mainly comprises a lower plate and an upper plate; the lower plates is horizontally fixed on the ground; the upper plate is stacked on the lower plate; lower left corners of the upper plate and the lower plate adopt upper plate hinge sleeves, hinge shaft caps and hinge nylon linings; the hinge nylon linings are rotationally connected with foundation bolts; the lower working surface on the lower right corner of the upper plate is rotationally connected with a lug at one end of the No. 1 cylinder; the lower working surface on the upper right corner of the lower plate is rotationally connected with a lug at the other end of the No. 1 cylinder; and oil inlet and outlet ports of the No. 1 cylinder are connected with a power source pipeline.
Description
Technical field
The utility model relates to a kind of pick-up unit that is applied on the automobile, and more particularly, it relates to a kind of loosening gap probe station of automotive chassis.
Background technology
So-called automobile chassis loosening gap, just be meant match loosening gap between the parts of automotive wheel assembly, suspension system and steering, as hub bearing pair, stub matching pair, bulb matching pair, independent suspension swing arm hinge, pull bar, hinge of leaf spring, U-bolts etc. are located and the cooperation loosening gap of power train in length and breadth.The tolerance clearance of chassis each parts of running gear must remain within certain scope, could guarantee the cruising of automobile.No matter wherein any one excesssive gap or insufficient lubrication all can cause the rideability of automobile to descend, and control stability degenerates, driving is played pendulum, tire and the accelerated wear test of suspension part turn to insensitive or the like adverse consequences, more can cause the generation of traffic hazard when serious.So must strengthen frequent detection, in time safeguard to chassis running gear loosening gap.
Existing automobile chassis loosening gap detection method adopt mainly that the cross guide rail structure of upper, middle and lower-ranking platen finishes platen each to motion, drive the wheel movement to be checked that is parked on the upper platen simultaneously, detect the chassis pine condition of automobile by sensor and mathematical model, assay device structures and motion control complexity, machining precision and production cost are higher.
Summary of the invention
Technical problem to be solved in the utility model is to have overcome existing checkout equipment to have structure and motion control complexity, machining precision and production cost problem of higher provide a kind of and can satisfy national quality superintendent office and manufacturer the automobile chassis loosening gap is carried out the loosening gap probe station of automotive chassis that fast detecting on the spot requires.
For solving the problems of the technologies described above, the utility model is to adopt following technical scheme to realize: described loosening gap probe station of automotive chassis is made up of with two identical No. 1 kinematic system and No. 2 kinematic systems of structure power source.Adopt pipeline to be connected respectively between identical No. 1 kinematic system of power source and two structures and No. 2 kinematic systems.Described No. 1 kinematic system or No. 2 kinematic systems all are made up of driver element and driven unit.
Described driver element mainly by No. 1 oil cylinder, near the switch fixed block, near the switch installing plate, near switch, form near switch sense plate, perception fixed head and two identical suspension ring bar nylon jacket of structure.
Two identical suspension ring bar nylon jacket of structure are respectively charged in the endoporus of No. 1 oil cylinder two ends hanger and are wringing fit, the outer casing wall that stretches out tailpiece of the piston rod near switch fixed block and No. 1 oil cylinder contacts and adopts bolt to be connected, near switch installing plate one end be connected near switch fixed block bolt, the other end is fixedlyed connected near switch with two by nut, fixing near the vertical welding with the perception fixed head of switch sense plate, the perception fixed head is fixedlyed connected with the ear stud of No. 1 oil cylinder piston rod end.
Described driven unit mainly is made up of lower plate and upper plate.
Lower plate is horizontally fixed on the ground by foot bolt, upper plate overlays on the lower plate, the lower left corner of upper plate and lower plate is for being rotationally connected, the hanger of No. 1 oil cylinder one end is rotationally connected in the following workplace in the upper plate lower right corner and the driver element, the hanger of No. 1 oil cylinder other end is rotationally connected in the following workplace in the lower plate upper right corner and the driver element, and the oil inlet and outlet on No. 1 oil cylinder is connected with the power source pipeline.
Lower plate described in the technical scheme is a plain plate structural member, at breach of its lower right corner processing, indentation, there promptly the end face on the long limit of lower plate be welded with the base plate ear of arc, the long limit of the arc limit of the base plate ear of arc and breach is slick and sly to be connected, is processed with the round tube hole of installation foot bolt in the outer end of the base plate ear of arc.At two round tube holes that foot bolt is installed of the relative side processing of base plate ear of arc, the upper surface of lower plate scribbles wear-resistant material layer or the high-abrasive material plate is housed, and the shape or the area of the shape of wear-resistant material layer or high-abrasive material plate or area and upper plate are identical.The following workplace in the lower plate upper right corner is welded with No. 2 U type bearings, processing one manhole and a threaded hole on plane, No. 2 U type bearing bases, the axis of this manhole and threaded hole is vertical with workplace under the lower plate, at round tube hole of the lower left corner of lower plate processing; Described upper plate also is one and the as broad as long plain plate structural member of lower plate, respectively be arranged to a leg-of-mutton breach in the upper plate upper right corner and the upper left corner, No. 1 a U type bearing of following workplace welding in the lower right corner of upper plate, a manhole of processing and a tapped through hole on plane, No. 1 U type bearing base, the axis of this manhole and tapped through hole is vertical with workplace under the upper plate, at round tube hole of the lower left corner of upper plate processing, upper plate is installed on the wear-resistant material layer or high-abrasive material plate of lower plate upper surface, the long limit and the broadside of upper plate and lower plate align.The axis of two round tube holes on a jiao of upper plate and the lower plate aligns, and No. 1 U type bearing on upper plate and the lower plate and No. 2 U type bearings be directed downwards all, and is provided with symmetrically along the broadside of upper plate and lower plate; The lower left corner of described upper plate and lower plate is to be rotationally connected to be meant that employing upper plate hinge sleeve, hinge-shaft cover, hinge nylon bush, hinge nylon bush and foot bolt are rotationally connected in the lower left corner of upper plate and lower plate: the thin shaft portion of lower plate hinge sleeve lower end inserts in the manhole in the lower plate lower left corner, the lower plate hinge sleeve also is sleeved on the foot bolt that has been fixed on the ground simultaneously, by nuts and washers lower plate is fixed on the ground again.The endoporus of hinge nylon bush is sleeved on the external cylindrical surface of the thick shaft portion of lower plate hinge sleeve tightly, become to closely cooperate in the manhole in the thin shaft portion insertion upper plate lower left corner of upper plate hinge sleeve lower end, the interior circular hole face of upper plate hinge sleeve and the periphery of hinge nylon bush are for being rotationally connected movingly.Hinge-shaft cover is by on the upper surface that is bolted to the lower plate hinge sleeve, and the hinge-shaft cover lower surface is that sliding contact is connected with the upper surface of upper plate hinge sleeve and hinge nylon bush; The hanger of No. 1 oil cylinder one end is rotationally connected and is meant that an end hanger of No. 1 oil cylinder is to adopt the following workplace in No. 1 U type bearing, angle bar, nylon cushion, thick washer, thin packing ring, oil cylinder bearing pin, lubricating cup and the bearing pin block and the upper plate lower right corner to be rotationally connected in the driver element in the following workplace in the described upper plate lower right corner and the driver element: a right-angle side of angle bar is welded to connect with the lateral surface that is fixed on No. 1 U type bearing sidewall on the workplace under the upper plate lower right corner.Workplace is slidingly matched and contacts under the riveted joint of another right-angle side of angle bar and nylon cushion, nylon cushion and lower plate.Thin packing ring, be installed in No. 1 suspension ring bar nylon jacket in the oil cylinder one end hanger hole and be fixed on upper plate under thick washer on the workplace be sleeved on successively on the oil cylinder bearing pin to being connected movingly, be connection movingly in the manhole on the plane, No. 1 U type bearing base of oil cylinder bearing pin insertion simultaneously.Plane on the oil cylinder bearing pin torus shaft shoulder and bearing pin block contacts side surfaces, the bearing pin block is connected with threaded hole on the plane, No. 1 U type bearing base by bolt and ring washer, and the lower surface of ring washer contacts with the upper surface of the oil cylinder bearing pin torus shaft shoulder.Be processed with oilway on the axis of oil cylinder bearing pin, lubricating cup is to be threaded with the oilway end; Described power source mainly is made up of motor, oil pump, fuel tank, controller, No. 1 solenoid directional control valve, No. 2 solenoid directional control valves, surplus valve and No. 3 solenoid directional control valves.Adopt shaft joint to be connected between the output shaft of motor and the input shaft of oil pump.The input hydraulic fluid port of oil pump is connected with the fuel tank pipeline, and the oil-out of oil pump is connected with the P mouth pipeline of No. 3 solenoid directional control valves with No. 1 solenoid directional control valve, No. 2 solenoid directional control valves simultaneously, and the oil-in pipeline of the oil-out of oil pump and surplus valve is connected.No. 1 solenoid directional control valve, No. 2 solenoid directional control valves are connected with fuel tank B pipeline with the T mouth of No. 3 solenoid directional control valves, and the oil-out of surplus valve is connected with fuel tank B pipeline.The A mouth of No. 1 solenoid directional control valve and B mouth link with the oil inlet and outlet pipeline at No. 1 oil cylinder two ends respectively, the A mouth of No. 2 solenoid directional control valves and B mouth respectively with the oil inlet and outlet pipeline binding at No. 2 oil cylinder two ends.No. 1 solenoid directional control valve, No. 2 solenoid directional control valves are connected with the controller electric wire respectively with electromagnet on No. 3 solenoid directional control valves, and the terminals of motor are connected with the controller electric wire.
Compared with prior art the beneficial effects of the utility model are:
1. consult Figure 17, loosening gap probe station of automotive chassis described in the utility model adopts upper plate and following plate structure, rotate around the axle that is positioned at one jiao of upper plate and lower plate with respect to lower plate by upper plate, can make wheel produce horizontal and vertical displacement simultaneously, it is too high to have simplified the cost that legacy equipment adopts three layers of platen structure to cause, problems such as control complexity.
Consult Figure 18, when being positioned at the axle motion of upper plate and lower plate broadside mid point, the motion path of 1 A in upper plate center is from A to A upper plate with respect to lower plate
1Arrive A again
2Because generally the relative rotation between upper plate and the lower plate is a low-angle, therefore, the motion path of A can be approximately the motion that is parallel to the y axle, therefore when turning axle is positioned at upper plate and lower plate broadside mid point, the folk prescription that the y direction can only be provided can't detect the automotive suspension clearance of x direction to displacement.Consult Figure 19, around the axle relative motion that is positioned at one jiao of platen, this moment, the motion path of upper plate 1 A in center was from A to A upper plate with respect to lower plate
1Arrive A again
2, A at this moment
1To A
2Displacement produced component displacement x and Δ y respectively significantly in x and y direction, promptly work as the component displacement that upper plate can produce x and y direction with respect to lower plate simultaneously around the axle rotation that is positioned at one jiao of upper plate and lower plate, so can detect the automotive suspension clearance of x and y direction simultaneously.
2. the main characteristics of loosening gap probe station of automotive chassis described in the utility model are that work top is thin, are 15 millimeters thick only, so need not to lay foundation for equipment specially, erecting equipment is extremely convenient.
3. loosening gap probe station of automotive chassis described in the utility model has checks that the axle load quality is not more than the function of chassis loosening gap of the various types of automobiles of 10T, can satisfy national quality superintendent office and manufacturer the automobile chassis loosening gap is carried out the requirement of fast detecting on the spot, thereby guarantee traveling security and reliability.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the integrally-built axonometric projection graph of loosening gap probe station of automotive chassis described in the utility model;
Fig. 2 is the axonometric projection graph in loosening gap probe station of automotive chassis medium power described in the utility model source;
Fig. 3 is the axonometric projection graph when No. 1 kinematic system is in the working position in the loosening gap probe station of automotive chassis described in the utility model;
Fig. 4 makes in the loosening gap probe station of automotive chassis described in the utility model No. 1 kinematic system be in axonometric projection graph under the inversion state;
Fig. 5 is the axonometric projection graph of driver element in the loosening gap probe station of automotive chassis described in the utility model;
Fig. 6 is the axonometric projection graph near the switch mounting plates structure in the driver element in the loosening gap probe station of automotive chassis described in the utility model;
Fig. 7 is the axonometric projection graph near switch sense plate and perception fixed head assembly relation in the driver element in the loosening gap probe station of automotive chassis described in the utility model;
Fig. 8 makes in the loosening gap probe station of automotive chassis described in the utility model to be in axonometric projection graph under the inversion state near switch sense plate and perception fixed head in the driver element on the basis of Fig. 7;
Fig. 9 makes in the loosening gap probe station of automotive chassis described in the utility model No. 1 driven unit in the kinematic system be in axonometric projection graph under the inversion state on the basis of Fig. 3;
Figure 10 is the axonometric projection graph of the lower plate in the driven unit in the loosening gap probe station of automotive chassis described in the utility model;
Figure 11 is that lower plate in the driven unit is in axonometric projection graph under the inversion state in the loosening gap probe station of automotive chassis described in the utility model;
Figure 12 is the axonometric projection graph of the upper plate in the driven unit under in running order in the loosening gap probe station of automotive chassis described in the utility model;
Figure 13 is the front view of annexation between No. 1 oil cylinder in No. 1 kinematic system and upper plate and angle bar, nylon cushion and the lower plate in the expression loosening gap probe station of automotive chassis described in the utility model;
Figure 14 is the axonometric projection graph of annexation between angle bar, nylon cushion and the lower plate in the driven unit in the expression loosening gap probe station of automotive chassis described in the utility model;
Figure 15 is the axonometric projection graph that is connected by upper plate hinge sleeve, hinge nylon bush and lower plate hinge sleeve between the lower plate in the driven unit and the upper plate in the expression loosening gap probe station of automotive chassis described in the utility model;
Figure 16 is the axonometric projection graph of annexation between the oil cylinder bearing pin in No. 1 kinematic system and the bearing pin block in the expression loosening gap probe station of automotive chassis described in the utility model;
Figure 17 causes the upper plate central point to produce the principle of work synoptic diagram of longitudinal and transverse displacement during the upper plate swing in No. 1 kinematic system in the expression loosening gap probe station of automotive chassis described in the utility model;
Figure 18 to be the upper plate of analyzing loosening gap probe station of automotive chassis can only provide the y direction with respect to lower plate when the axle that is positioned at upper plate and lower plate broadside mid point moves folk prescription can't detect the synoptic diagram of the automotive suspension clearance of x direction to displacement;
Figure 19 is that the upper plate of analyzing loosening gap probe station of automotive chassis can produce the synoptic diagram of x and the displacement of y durection component with respect to lower plate simultaneously when being positioned at the axle relative motion of one jiao of upper plate and lower plate;
Figure 20 is the hydraulic schematic diagram in loosening gap probe station of automotive chassis medium power described in the utility model source (hydraulic power unit);
Among the figure: No. 1.1 oil cylinders, 2. near the switch fixed block, 3. near the switch installing plate, 4. near switch, 5. near the switch sense plate, 6. perception fixed head, 7. suspension ring bar nylon jacket, 8. lower plate, 9. transportation set bolt, 10. upper plate, 11. angle bar, 12. nylon cushions, 13. thick washer, 14. thin packing rings, 15. oil cylinder bearing pins, 16. lubricating cup, 17. bearing pin blocks, 18. upper plate hinge sleeves, 19. hinge-shaft cover, 20. hinge nylon bushs, 21. lower plate hinge sleeves, 22. foot bolt, 23. triangular steel plates, No. 24.2 oil cylinders, A. motor, B. fuel tank, D. controller, the V1.1 solenoid directional control valve, V2.2 solenoid directional control valve, V3. surplus valve, V4.3 solenoid directional control valve, E.1 number kinematic system, F.2 number kinematic system, I. driver element, the II. driven unit.
Embodiment
Below in conjunction with accompanying drawing the utility model is explained in detail:
The present invention has the function that inspection axle load quality is not more than the various types of automobiles chassis loosening gap of 10T, can satisfy national quality superintendent office and manufacturer the automobile chassis loosening gap is carried out the requirement of fast detecting on the spot, thereby guarantee traveling security and reliability.
Consult Fig. 1 to Fig. 4, described loosening gap probe station of automotive chassis is made up of with two identical No. 1 kinematic system E and No. 2 kinematic system F of structure power source (hydraulic power unit).Described No. 1 kinematic system E or No. 2 kinematic system F all are made up of driver element I and driven unit II.Driver element I among the driver element I of No. 1 kinematic system E of composition and the structure of driven unit II and No. 2 kinematic system F of composition and the structure of driven unit II are identical.Described power source mainly is made up of motor A, oil pump, fuel tank B, No. 1 solenoid directional control valve V1, No. 2 solenoid directional control valve V2, surplus valve V3, No. 3 solenoid directional control valve V4 and controller D, and these electrical equipment, Hydraulic Elements connect in an orderly manner by hydraulic schematic diagram.The oil inlet and outlet pipeline of No. 1 oil cylinder 1 among two oil inlet and outlets of power source and No. 1 kinematic system E among the driver element I is connected, and the oil inlet and outlet pipeline of No. 2 oil cylinders 24 among two oil inlet and outlets in addition of power source and No. 2 kinematic system F is connected.Power source provides hydraulic oil for No. 1 oil cylinder 1 and No. 2 oil cylinders 24 among the identical No. 1 kinematic system E of two structures and No. 2 kinematic system F, drive piston in No. 1 oil cylinder 1 and/or No. 2 oil cylinders 24 into and out of motion, realize relatively rotating between the lower plate 8 and upper plate 10 among No. 1 kinematic system E that two structures are identical and No. 2 kinematic system F.
Consult Fig. 5 to Fig. 8, driver element I mainly by No. 1 oil cylinder 1, near switch fixed block 2, near switch installing plate 3, near switch 4, form near switch sense plate 5, perception fixed head 6 and suspension ring bar nylon jacket 7.Two suspension ring bar nylon jacket 7 are packed in the endoporus of No. 1 oil cylinder 1 two ends hanger, the endoporus of the external cylindrical surface of two suspension ring bar nylon jacket 7 and No. 1 oil cylinder 1 two ends hanger is a wringing fit, and the endoporus of suspension ring bar nylon jacket 7 is sleeved on the oil cylinder bearing pin 15 among the driven unit II movingly.Consult Fig. 5 and Fig. 7, process the rectangular parallelepiped of the curvature arc surface identical with the curvature of No. 1 oil cylinder 1 outer casing wall near switch fixed block 2 for one side, the outer casing wall that stretches out the end of piston rod near the arc surface of switch fixed block 2 and No. 1 oil cylinder 1 contacts and achieves a fixed connection by bolt.Near switch installing plate 3 is one to be processed with the metal sheet of connecting hole, one end is connected with upper surface bolt near switch fixed block 2, the other end is fixedlyed connected near switch 4 with two by nut, near switch installing plate 3 with do not have annexation near switch sense plate 5, when moving, the piston rod in No. 1 oil cylinder 1 changes near switch sense plate 5 relative two positions near switch 4, and then reach and understand or position that the control piston bar moves, reach and understand or position that control upper plate 10 rotates.Consult Fig. 8 and Fig. 9, also is metal sheet near switch sense plate 5 with perception fixed head 6, near switch sense plate 5 is L type metal sheet, near between switch sense plate 5 and the perception fixed head 6 for intersecting vertical and adopting welding to fix, perception fixed head 6 is connected with the transverse plane bolt of No. 1 oil cylinder 1 piston rod end hanger, and perception fixed head 6 is vertical with the axis of symmetry of suspension ring bar nylon jacket 7.
Consult Fig. 9, described driven unit II mainly is made up of lower plate 8, transportation set bolt 9, upper plate 10, angle bar 11, nylon cushion 12, thick washer 13, thin packing ring 14, oil cylinder bearing pin 15, lubricating cup 16, bearing pin block 17, upper plate hinge sleeve 18, hinge-shaft cover 19, hinge nylon bush 20, lower plate hinge sleeve 21 and foot bolt 22.
Consult Figure 10 and Figure 11, the main body of lower plate 8 is a plain plate structural member (thickness is 15 millimeters), it exactly is an approximate rectangular steel plate, remove the approximate rectangular steel plate of a fritter in its lower right corner and promptly form an approximate rectangular breach, the end face of promptly growing limits in lower plate 8 in the place of removing the approximate rectangle steel plate of a fritter is welded with the base plate ear of arc, the long limit of the arc limit of the base plate ear of arc and approximate rectangle breach is slick and sly to be connected, is processed with the round tube hole of installation foot bolt in the outer end of the base plate ear of arc.Also process two round tube holes that the foot bolt of same model is installed in the relative side of base plate ear (the long limit of lower plate 8) of arc, its normal operating conditions is a horizontal positioned, the upper surface of lower plate 8 promptly scribbles wear-resistant material layer or high-abrasive material plate (material is a tygon) is housed with the following workplace phase-contact surface of upper plate 10, and the shape or the area of the shape of wear-resistant material layer or high-abrasive material plate or area and upper plate 10 are identical.The following workplace of lower plate 8 one jiao (being the following workplace in the upper right corner) is welded with No. 2 U type bearings, a manhole of processing and a threaded hole on plane, No. 2 U type bearing bases, and 8 times workplaces of the axis of this manhole and threaded hole and lower plate are vertical.In the lower left corner of lower plate 8 promptly and be welded with round tube hole that lower plate hinge sleeve 21 is installed of one jiao of catercorner one jiao of place's processing of No. 2 U type bearings.
Consult Figure 12, upper plate 10 also is a plain plate structural member (thickness is 15 millimeters), exactly also be one and lower plate 8 as broad as long approximate rectangular steel plates, respectively remove the leg-of-mutton steel plate of a fritter in its lower right corner and the lower left corner and promptly form two leg-of-mutton breach.Its normal operating conditions is placed on the upper surface of lower plate 8 for folded, and exactly, the wear-resistant material layer that the following workplace of upper plate 10 and lower plate 8 upper surfaces scribble or the high-abrasive material plate surface of device contact.One jiao (being the following workplace in the upper right corner) of the following workplace of upper plate 10 is welded with No. 1 a U type bearing, a manhole of processing and a tapped through hole on plane, No. 1 U type bearing base, the axis of this manhole and tapped through hole is vertical with upper plate 10 bottom surfaces.The triangular steel plate 23 of rigidity and intensity rise is strengthened in one of welding on workplace on the upper plate 10 that is welded with No. 1 U type bearing, in the upper left corner of upper plate 10 promptly and be welded with the round tube hole (aperture is greater than the aperture of lower plate 8 lower left corner round tube holes) of an installation of another place, angle processing upper plate hinge sleeve 18 of one jiao of side that exists together of No. 1 a U type bearing.When upper plate 10 was installed in the upper surface of lower plate 8, the long limit and the broadside of upper plate 10 and lower plate 8 aligned; The axis of two round tube holes on 8 one jiaos of upper plate 10 and the lower plates aligns, and by means of upper plate hinge sleeve 18, hinge nylon bush 20, lower plate hinge sleeve 21 and foot bolt 22 etc. in addition part upper plate 10 is connected movingly with lower plate 8; No. 1 U type bearing on upper plate 10 and the lower plate 8 and No. 2 U type bearings be directed downwards all, No. 1 U type bearing is relative with the opening direction of No. 2 U type bearings, No. 1 U type bearing and No. 2 U type bearings are provided with symmetrically along the broadside of upper plate 10 and lower plate 8, and by means of oil cylinder bearing pin 15 hanger of No. 1 oil cylinder 1 one ends is rotatably connected on No. 2 U type bearings on the lower plate 8, also the hanger of No. 1 oil cylinder 1 other end is rotatably connected on No. 1 U type bearing on the upper plate 10 simultaneously by means of the identical oil cylinder bearing pin 15 of structure.Piston will pass in and out and move when the oil inlet and outlet of No. 1 oil cylinder 1 feeds pressure oil, promote upper plate 10 and rotate relative to lower plate 8.
Consult Fig. 1, Figure 13, Figure 14 and Figure 16, describe in detail driven unit II and with the annexation of driver element I, 4 (3 foot bolt models the are identical) foot bolt that pass through of lower plate 8 are fixed on the ground, and 10 times workplaces of wear-resistant material layer on the lower plate 8 on the workplace or high-abrasive material board plane and upper platen are slidingly matched and contact.The lateral surface welding of No. 1 U type bearing sidewall on the right-angle side of angle bar 11 and the following workplace in upper plate 10 lower right corner is fixing, another right-angle side of angle bar 11 and nylon cushion 12 riveted joints, be slidingly matched contacts 8 times workplaces of nylon cushion 12 and lower plate (particularly with lower plate 8 on the following workplace of base plate ear of arc), like this guide effect is played in the rotation of upper platen 10.Thin packing ring 14, be installed in that No. 1 suspension ring bar nylon jacket 7 in the oil cylinder 1 one end hanger holes and thick washer 13 on being fixed on upper plate 10 lower surfaces are sleeved on the oil cylinder bearing pin 15 successively and with oil cylinder bearing pin 15 for being connected movingly.Oil cylinder bearing pin 15 is to insert on the plane, No. 1 U type bearing base be fixed on upper plate 10 lower surfaces in the manhole, and the round tube hole on oil cylinder bearing pin 15 and the plane, No. 1 U type bearing base is for being connected movingly.Oil cylinder bearing pin 15 is the major axis that an end processes the torus shaft shoulder, the contacts side surfaces of the bearing pin block 17 of plane that be processed into the side of the torus shaft shoulder and cuboid, the bearing pin block 17 that is processed with through hole is connected with threaded hole on No. 1 U type bearing by bolt and ring washer, the upper surface of the torus shaft shoulder of the lower surface compressed oil cylinder bearing pin 15 of ring washer, be processed with oilway on the axis of oil cylinder bearing pin 15, lubricating cup 16 is to be threaded with the oilway end.
Lower plate 8 is to adopt (No. 1 U type bearing that upper platen 10 and No. 1 oil cylinder 1 one end hanger are rotationally connected and are adopted, thick washer 13, thin packing ring 14, oil cylinder bearing pin 15, lubricating cup 16 and bearing pin block 17) No. 2 U type bearings of identical in structure one cover, thick washer 13, thin packing ring 14, oil cylinder bearing pin 15, lubricating cup 16 is rotationally connected with bearing pin block 17 and No. 1 oil cylinder 1 other end hanger: No. 2 U type bearing is weldingly fixed on the following workplace in lower plate 8 upper right corner, thin packing ring 14, being installed in No. 1 suspension ring bar nylon jacket 7 in oil cylinder 1 other end hanger hole is sleeved on successively on the oil cylinder bearing pin 15 and with oil cylinder bearing pin 15 with thick washer 13 on being fixed on 8 times workplaces of lower plate and realizes being connected movingly.Oil cylinder bearing pin 15 is to insert on the plane, No. 2 U type bearing bases be fixed on 8 times workplaces of lower plate in the round tube hole, and the round tube hole on oil cylinder bearing pin 15 and the plane, No. 2 U type bearing bases is for being connected movingly.Equally, the contacts side surfaces of the plane of being processed into and the bearing pin block 17 of cuboid along the side of torus oblique crank Z shoulder axis direction, the bearing pin block 17 that is processed with through hole is connected with threaded hole on No. 2 U type bearings by bolt and ring washer, the upper surface of the torus oblique crank Z shoulder of the lower surface compressed oil cylinder bearing pin 15 of ring washer, the oil cylinder bearing pin is processed with oilway on 15 axis, and lubricating cup 16 is to be threaded with the oilway end.
The hanger of which end of hanger at No. 1 oil cylinder 1 two ends is connected with U type bearing on the upper plate 10 or is not connected with U type bearing on the lower plate 8 is strict with.
Consult Figure 15, describe the contact annexation that is slidingly matched between upper plate 10 and the lower plate 8 in detail, lower plate 8 is to be fixed on the ground by means of lower plate hinge sleeve 21, foot bolt 22 and nut collar.The external cylindrical surface of lower plate hinge sleeve 21 lower ends is processed into the ladder shaft type, the thin shaft portion of lower plate hinge sleeve 21 lower ends inserts in the manhole in lower plate 8 lower left corners, lower plate hinge sleeve 21 also is sleeved on the foot bolt 22 that has been fixed on the ground simultaneously, just lower plate 8 is fixed on the ground by nuts and washers again.The endoporus of hinge nylon bush 20 is sleeved on the external cylindrical surface of lower plate hinge sleeve 21 thick shaft portions tightly, the external cylindrical surface of upper plate hinge sleeve 18 lower ends also is processed into the ladder shaft type, also become to closely cooperate in the manhole in thin shaft portion insertion upper plate 10 lower left corners of upper plate hinge sleeve 18 lower ends, the interior circular hole face of upper plate hinge sleeve 18 and the periphery of hinge nylon bush 20 are for being rotationally connected movingly, hinge-shaft cover 19 is by on the upper surface that is bolted to lower plate hinge sleeve 21, and hinge-shaft cover 19 lower surfaces are that sliding contact is connected with the upper surface of upper plate hinge sleeve 18 and hinge nylon bush 20.Driven by No. 1 oil cylinder among the driver element I 1, upper plate 10 rotates around hinge nylon bush 20, and slide in wear-resistant material layer on lower plate 8 or high-abrasive material plate surface simultaneously.
Consult Fig. 2 and Figure 20, represented power source (hydraulic power unit) construction profile and structural principle among the figure.Power source comprises motor A, oil pump, fuel tank B, controller D, No. 1 solenoid directional control valve V1, No. 2 solenoid directional control valve V2, surplus valve V3 and No. 3 solenoid directional control valve V4.
Adopt shaft joint to be connected between the output shaft of motor A and the input shaft of oil pump, the input hydraulic fluid port of oil pump is connected with the fuel tank pipeline, the oil-out of oil pump is connected with the P mouth pipeline of No. 3 solenoid directional control valve V4 with No. 1 solenoid directional control valve V1, No. 2 solenoid directional control valve V2 through retaining valve simultaneously, and the oil-in pipeline of the oil-out of oil pump and surplus valve V3 is connected; No. 1 solenoid directional control valve V1, No. 2 solenoid directional control valve V2 are connected with fuel tank B pipeline with the T mouth of No. 3 solenoid directional control valve V4, and the oil-out of surplus valve V3 is connected with fuel tank B pipeline; The A mouth of No. 1 solenoid directional control valve V1 and B mouth link with the oil inlet and outlet pipeline at No. 1 oil cylinder 1 two ends respectively; The A mouth of No. 2 solenoid directional control valve V2 and B mouth link with the oil inlet and outlet pipeline at No. 2 oil cylinder 24 two ends respectively.No. 1 solenoid directional control valve V1, No. 2 solenoid directional control valve V2 are connected with controller D electric wire respectively with electromagnet on No. 3 solenoid directional control valve V4, and the terminals of motor A are connected with controller D electric wire.
By control to controller, when No. 1 solenoid directional control valve V1 and/or No. 2 solenoid directional control valve V2 desire actions, No. 3 solenoid directional control valve V4 energized, No. 3 solenoid directional control valve V4 closes, and makes main oil gallery set up oil pressure.
Press as operating personnel controller Control of Automobile chassis loosening gap probe station left side No. 1 kinematic system E after behind the push button, No. 1 solenoid directional control valve V1 energising, its spool moves to right, the hydraulic oil of main oil gallery enters the left chamber of No. 1 oil cylinder 1 through P mouth and A mouth, piston drives piston rod and moves right, and upper plate 10 moves backward.Lift as operating personnel the controller of pressing Control of Automobile chassis loosening gap probe station left side No. 1 kinematic system E after behind the push button, under the effect of oil cylinder stroke position switch, the spool of No. 1 solenoid directional control valve V1 moves to left, the hydraulic oil of main oil gallery enters the right chamber of No. 1 oil cylinder 1 through P mouth and B mouth, piston drives piston rod and is moved to the left, upper plate 10 travels forward, and gets back to zero-bit until upper plate 10.
When operating personnel press controller Control of Automobile chassis loosening gap probe station left side No. 1 kinematic system E before draw key after, the spool of No. 1 solenoid directional control valve V1 moves to left, the hydraulic oil of main oil gallery enters the right chamber of No. 1 oil cylinder 1 through P mouth and B mouth, piston drives piston rod and is moved to the left, and upper plate 10 travels forward.When operating personnel lift the controller of pressing Control of Automobile chassis loosening gap probe station left side No. 1 kinematic system E before draw key after, under the effect of oil cylinder stroke position switch, the spool of No. 1 solenoid directional control valve V1 moves to right, the hydraulic oil of main oil gallery enters the left chamber of No. 1 oil cylinder 1 through P mouth and A mouth, piston drives piston rod and moves right, upper plate 10 moves backward, gets back to zero-bit until upper plate 10.
The principle of work of No. 1 kinematic system E in the principle of work of No. 2 kinematic system F on loosening gap probe station of automotive chassis right side and loosening gap probe station of automotive chassis left side is identical, repeats no more herein.
The principle of work of loosening gap probe station of automotive chassis:
Consult Figure 17, make running car to the upper plate 10 of loosening gap probe station of automotive chassis, start power source (hydraulic power unit), motor A drives the hydraulic pump rotation and sets up oil pressure, hydraulic oil enters an end working chamber of No. 1 oil cylinder 1 and/or No. 2 oil cylinders 24 by No. 1 solenoid directional control valve V1 and/or No. 2 solenoid directional control valve V2 etc., and the piston of No. 1 oil cylinder 1 and/or No. 2 oil cylinders 24 and piston rod produce and move.Upper plate 10 is under the drive of No. 1 oil cylinder 1 and/or No. 2 oil cylinders 24, around 21 swings of lower plate hinge sleeve, in each two-way amplitude peak is in the swing of 18 degree, the displacement before and after the direction parallel with the automobile longitudinal axis of symmetry of upper plate 10 central points is 160 millimeters, upper plate 10 centers along with 90 millimeters of the direction left and right displacement of automobile lateral symmetry parallel axes.So, the displacement that upper plate 10 central points produce both direction simultaneously in once swinging, promptly move forwards or backwards, and drive the wheel be parked on the upper plate 10 and together move and then observe and be verified wheel and the loosening gap of suspension assembly on the vertical and horizontal both direction.
Claims (6)
1. loosening gap probe station of automotive chassis, form with No. 2 kinematic systems (F) with two identical No. 1 kinematic systems (E) of structure by power source, adopt pipeline to be connected respectively between identical No. 1 kinematic system (E) of power source and two structures and No. 2 kinematic systems (F), it is characterized in that described No. 1 kinematic system (E) or No. 2 kinematic systems (F) all are made up of driver element (I) and driven unit (II);
Described driver element (I) mainly by No. 1 oil cylinder (1), near switch fixed block (2), near switch installing plate (3), near switch (4), form near switch sense plate (5), perception fixed head (6) and two identical suspension ring bar nylon jacket (7) of structure;
Two identical suspension ring bar nylon jacket (7) of structure are respectively charged in the endoporus of No. 1 oil cylinder (1) two ends hanger and are wringing fit, the outer casing wall that stretches out tailpiece of the piston rod near switch fixed block (2) and No. 1 oil cylinder (1) contacts and adopts bolt to be connected, near switch installing plate (3) one ends be connected near switch fixed block (2) bolt, the other end is fixedlyed connected near switch (4) with two by nut, fixing with the vertical welding of perception fixed head (6) near switch sense plate (5), perception fixed head (6) is fixedlyed connected with the ear stud of No. 1 oil cylinder (1) tailpiece of the piston rod;
Described driven unit (II) mainly is made up of lower plate (8) and upper plate (10);
Lower plate (8) is horizontally fixed on the ground by foot bolt, upper plate (10) overlays on the lower plate (8), the lower left corner of upper plate (10) and lower plate (8) is for being rotationally connected, the hanger of No. 1 oil cylinder (1) one end is rotationally connected in the following workplace in upper plate (10) lower right corner and the driver element (I), the hanger of No. 1 oil cylinder (1) other end is rotationally connected in the following workplace in lower plate (8) upper right corner and the driver element (I), and the oil inlet and outlet on No. 1 oil cylinder (1) is connected with the power source pipeline.
2. according to the described loosening gap probe station of automotive chassis of claim 1, it is characterized in that, described lower plate (8) is a plain plate structural member, at breach of its lower right corner processing, indentation, there promptly the end face on the long limit of lower plate (8) be welded with the base plate ear of arc, the long limit of the arc limit of the base plate ear of arc and breach is slick and sly to be connected, be processed with the round tube hole that foot bolt is installed in the outer end of the base plate ear of arc, two round tube holes that foot bolt is installed of the relative side processing of base plate ear at arc, the upper surface of lower plate (8) scribbles wear-resistant material layer or the high-abrasive material plate is housed, the shape of wear-resistant material layer or high-abrasive material plate or area are identical with the shape or the area of upper plate (10), the following workplace in lower plate (8) upper right corner is welded with No. 2 U type bearings, processing one manhole and a threaded hole on plane, No. 2 U type bearing bases, workplace is vertical down with lower plate (8) for the axis of this manhole and threaded hole, at round tube hole of the lower left corner of lower plate (8) processing.
3. according to the described loosening gap probe station of automotive chassis of claim 1, it is characterized in that, described upper plate (10) also is one and the as broad as long plain plate structural member of lower plate (8), respectively be arranged to a leg-of-mutton breach in upper plate (10) upper right corner and the upper left corner, No. 1 a U type bearing of following workplace welding in the lower right corner of upper plate (10), a manhole of processing and a tapped through hole on plane, No. 1 U type bearing base, workplace is vertical down with upper plate (10) for the axis of this manhole and tapped through hole, at round tube hole of the lower left corner of upper plate (10) processing, upper plate (10) is installed on the wear-resistant material layer or high-abrasive material plate of lower plate (8) upper surface, the long limit and the broadside of upper plate (10) and lower plate (8) align; The axis of two round tube holes on (8) jiaos of upper plate (10) and the lower plates aligns, and No. 1 U type bearing on upper plate (10) and the lower plate (8) and No. 2 U type bearings be directed downwards all, and is provided with symmetrically along the broadside of upper plate (10) and lower plate (8).
4. according to the described loosening gap probe station of automotive chassis of claim 1, it is characterized in that described upper plate (10) is meant for being rotationally connected that with the lower left corner of lower plate (8) employing upper plate hinge sleeve (18), hinge-shaft cover (19), hinge nylon bush (20), hinge nylon bush (20) and foot bolt (22) are rotationally connected in the lower left corner of upper plate (10) with lower plate (8):
The thin shaft portion of lower plate hinge sleeve (21) lower end inserts in the manhole in lower plate (8) lower left corner, and lower plate hinge sleeve (21) also is sleeved on the foot bolt (22) that has been fixed on the ground simultaneously, by nuts and washers lower plate (8) is fixed on the ground again; The endoporus of hinge nylon bush (20) is sleeved on the external cylindrical surface of the thick shaft portion of lower plate hinge sleeve (21) tightly, become to closely cooperate in the manhole in thin shaft portion insertion upper plate (10) lower left corner of upper plate hinge sleeve (18) lower end, the interior circular hole face of upper plate hinge sleeve (18) and the periphery of hinge nylon bush (20) are for being rotationally connected movingly, hinge-shaft cover (19) is by on the upper surface that is bolted to lower plate hinge sleeve (21), and hinge-shaft cover (19) lower surface is that sliding contact is connected with the upper surface of upper plate hinge sleeve (18) and hinge nylon bush (20).
5. according to the described loosening gap probe station of automotive chassis of claim 1, it is characterized in that the hanger of No. 1 oil cylinder (1) one end is rotationally connected and is meant that an end hanger of No. 1 oil cylinder (1) is to adopt No. 1 U type bearing, angle bar (11), nylon cushion (12), thick washer (13), thin packing ring (14), oil cylinder bearing pin (15), lubricating cup (16) to be rotationally connected with the following workplace in the bearing pin block (17) and upper plate (10) lower right corner in the driver element (I) in the following workplace in described upper plate (10) lower right corner and the driver element (I):
One right-angle side of angle bar (11) is welded to connect with the lateral surface that is fixed on No. 1 U type bearing sidewall on the workplace under upper plate (10) lower right corner, another right-angle side of angle bar (11) and nylon cushion (12) riveted joint, nylon cushion (12) is slidingly matched with the following workplace of lower plate (8) and contacts, thin packing ring (14), be installed in No. 1 suspension ring bar nylon jacket (7) in oil cylinder (1) the one end hanger hole and be fixed under the upper plate (10) thick washer (13) on the workplace and be sleeved on oil cylinder bearing pin (15) successively and go up to being connected movingly, oil cylinder bearing pin (15) inserts and is connection movingly on the plane, No. 1 U type bearing base in the manhole simultaneously, plane on oil cylinder bearing pin (15) the torus shaft shoulder and bearing pin block (17) contacts side surfaces, bearing pin block (17) is connected with threaded hole on the plane, No. 1 U type bearing base by bolt and ring washer, the lower surface of ring washer contacts with the upper surface of oil cylinder bearing pin (15) the torus shaft shoulder, be processed with oilway on the axis of oil cylinder bearing pin (15), lubricating cup (16) is to be threaded with the oilway end.
6. according to the described loosening gap probe station of automotive chassis of claim 1, it is characterized in that described power source mainly is made up of motor (A), oil pump, fuel tank (B), controller (D), No. 1 solenoid directional control valve (V1), No. 2 solenoid directional control valves (V2), surplus valve (V3) and No. 3 solenoid directional control valves (V4);
Adopt shaft joint to be connected between the output shaft of motor (A) and the input shaft of oil pump, the input hydraulic fluid port of oil pump is connected with the fuel tank pipeline, the oil-out while and No. 1 solenoid directional control valve (V1) of oil pump, No. 2 solenoid directional control valves (V2) are connected with the P mouth pipeline of No. 3 solenoid directional control valves (V4), the oil-out of oil pump is connected with the oil-in pipeline of surplus valve (V3), No. 1 solenoid directional control valve (V1), No. 2 solenoid directional control valves (V2) are connected with fuel tank B pipeline with the T mouth of No. 3 solenoid directional control valves (V4), the oil-out of surplus valve (V3) is connected with fuel tank B pipeline, the A mouth of No. 1 solenoid directional control valve (V1) and B mouth link with the oil inlet and outlet pipeline at No. 1 oil cylinder (1) two ends respectively, the A mouth of No. 2 solenoid directional control valves (V2) and B mouth link with the oil inlet and outlet pipeline at No. 2 oil cylinder 24 two ends respectively, No. 1 solenoid directional control valve (V1), No. 2 solenoid directional control valves (V2) are connected with controller (D) electric wire respectively with electromagnet on No. 3 solenoid directional control valves (V4), and the terminals of motor (A) are connected with controller (D) electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202737515U CN201575803U (en) | 2009-11-27 | 2009-11-27 | Station for detecting loosening clearance of vehicle chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202737515U CN201575803U (en) | 2009-11-27 | 2009-11-27 | Station for detecting loosening clearance of vehicle chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201575803U true CN201575803U (en) | 2010-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202737515U Expired - Fee Related CN201575803U (en) | 2009-11-27 | 2009-11-27 | Station for detecting loosening clearance of vehicle chassis |
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| Country | Link |
|---|---|
| CN (1) | CN201575803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212818A (en) * | 2020-10-15 | 2021-01-12 | 安徽固迈汽车零部件有限公司 | Method for detecting height of tapered roller bearing pair |
-
2009
- 2009-11-27 CN CN2009202737515U patent/CN201575803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212818A (en) * | 2020-10-15 | 2021-01-12 | 安徽固迈汽车零部件有限公司 | Method for detecting height of tapered roller bearing pair |
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Granted publication date: 20100908 Termination date: 20121127 |