CN205374023U - Hydraulic pressure loader of machinery blocking test platform - Google Patents
Hydraulic pressure loader of machinery blocking test platform Download PDFInfo
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- CN205374023U CN205374023U CN201521110468.2U CN201521110468U CN205374023U CN 205374023 U CN205374023 U CN 205374023U CN 201521110468 U CN201521110468 U CN 201521110468U CN 205374023 U CN205374023 U CN 205374023U
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Abstract
The utility model provides a hydraulic pressure loader of machinery blocking test platform, including the loader casing, rotatory hydro -cylinder assembly, the distributor valve assembly, the symmetry is equipped with two stator blade on the chamber wall of the stator cylinder body of rotatory hydro -cylinder assembly, the rotor shaft supports between stator blade and is equipped with firstly, the second oil duct, be equipped with two rotor blade on the rotor shaft, stator blade and rotor blade separate the cavity of stator cylinder body for first, and secondly, the third, the fourth oil pocket, the rotor shaft is equipped with first with first oil duct intercommunication, the third oilhole, second with second oil duct intercommunication, the fourth oilhole, the distributor valve assembly is equipped with the through -hole, it is first, the 2nd oil pipe assembly, the through -hole is equipped with firstly, the second ring channel, the overhanging end bearing of rotor shaft is in the through -hole, the third oilhole corresponds with first ring channel, the fourth oilhole corresponds with the second ring channel. The utility model discloses control accuracy height, smooth operation, long service life, it is convenient to add the uninstallation adjustment, still has safe and reliable's characteristics simultaneously.
Description
Technical field
This utility model relates to mechanical close testing stand field, particularly to the hydraulic pressure loading device of a kind of mechanical close testing stand.
Background technology
Mechanical close testing stand is the testing equipment of indoor evaluation machine driving test specimen and systematic function thereof, it is mainly used in the test durability degree of transmission test specimen, transmission efficiency and the correlative factor impact that such as manufacturing process, material, load, rotating speed, lubricity etc. cause, is particularly well-suited to the experimental study of gear and actuating device thereof.Charger is one of critical component of mechanical close testing stand, and the performance of charger directly affects the test accuracy of the performance of whole mechanical close testing stand, test life-span and test specimen.At present; charger for mechanical close testing stand is broadly divided into two classes: a class is the product before the eighties in last century; such as ring flange loader, difference hole loader, jackscrew shaft coupling loader, worm/worm-wheel loader etc.; these charger simple in construction, easily manufacture, cost low; but moment of torsion cannot be loaded in test bench running process, meanwhile, can only heavy-load start, heavy duty shut down; the starting torque making motor is very big, and power consumption is serious；Equations of The Second Kind is the charger that can load moment of torsion in operation process, such as wobble gear case loader, planetary gear loader, interior helical spline/piston hydraulic loader, the circulating loader of helicla flute steel ball, harmonic drive loader and motor in synchrony loader etc., but this kind of charger has the defect such as cost height, life-span short, low precision, such as wobble gear case loader, when the precision of travelling gear is relatively low, obvious shake can be there is in wobble gear case, make by test specimen load extra duty, the accuracy of impact test.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, it is provided that the hydraulic pressure loading device of a kind of mechanical close testing stand, its control accuracy height, smooth running, long service life, adds unloading easy to adjust, also has safe and reliable feature simultaneously.
The technical solution of the utility model is: the hydraulic pressure loading device of a kind of mechanical close testing stand, including loader housing, rotary oil cylinder assembly, oil distributing valve assembly, described rotary oil cylinder assembly is arranged in loader housing, and described oil distributing valve assembly is fixed on loader housing
nullDescribed rotary oil cylinder assembly includes stator cylinder body、Armature spindle，Described stator cylinder body is supported in loader housing by bearing is rotating，Loader housing is stretched out outside one end of stator cylinder body，Circumferentially fixed with an output flange，The cavity wall of described stator cylinder body is arranged with two stator vanes，Axially extending along stator cylinder body of each stator vane，Each stator vane is cancave cambered surface towards the end face at stator cylinder body center，Between the rotating cancave cambered surface being supported on two stator vanes of described armature spindle，Loader housing is stretched out outside armature spindle，Circumferentially fixed with an input flange，The periphery of described armature spindle is arranged with two rotor blades，Axially extending along stator cylinder body of each rotor blade，And with the cavity wall matched in clearance of stator cylinder body，The cavity of stator cylinder body is divided into the first oil pocket by stator vane and rotor blade successively、Second oil pocket、3rd oil pocket、4th oil pocket，Described armature spindle is provided with axially extended first oil duct、Second oil duct，Armature spindle is positioned at the shaft part periphery of stator cylinder body and is provided with two the first oilholes being connected with the first oil duct、Two the second oilholes being connected with the second oil duct，Said two the first oilhole respectively with the first oil pocket、3rd oil pocket is corresponding，Said two the second oilhole respectively with the second oil pocket、4th oil pocket is corresponding，The overhanging end periphery of described armature spindle is provided with the 3rd oilhole being connected with the first oil duct、The 4th oilhole being connected with the second oil duct；
Described oil distributing valve assembly includes oil distributing valve housing, the through hole that described oil distributing valve housing is provided with through, this through hole is provided with sliding bearing, the inner ring periphery of described sliding bearing is provided with first annular groove, the second cannelure, and described oil distributing valve housing is provided with the first oil pipe assembly connected with first annular groove and the second oil pipe assembly of the second cannelure connection；
The oil distributing valve housing of described oil distributing valve assembly is fixedly linked by two support plates and loader housing, in the rotating sliding bearing being supported on oil distributing valve assembly of overhanging end of described rotary oil cylinder assembly armature spindle, make that the 3rd oilhole is corresponding with the first annular groove of sliding bearing, the 4th oilhole is corresponding with the second cannelure of sliding bearing.
The needle dial assembly of a display armature spindle rotational angle it is provided with between described loader housing and oil distributing valve assembly, this needle dial assembly is by having graduated needle dial and pointer forms, described needle dial is fixedly mounted on stator cylinder body by dormant bolt, and described pointer is circumferentially fixed with armature spindle.
The stator cylinder body of described rotary oil cylinder assembly includes cylinder barrel, the two axial ends of cylinder barrel fixedly mounts the first hubcap, the second hubcap respectively, described first hubcap is supported on loader housing by ball bearing, and it is circumferentially fixed with output flange, described second hubcap is supported on loader housing by ball bearing, and is provided with mean for the axis hole of armature spindle traverse.
First hubcap center of described stator cylinder body is provided with cavity, and described armature spindle is arranged in one end of stator cylinder body and is supported on this cavity by bearing is rotating.
The through hole two ends of the oil distributing valve housing of described oil distributing valve assembly are fixed with the first oil distributing valve end cap, the second oil distributing valve end cap respectively, it is provided with lip-type packing between sliding bearing in first oil distributing valve end cap and oil distributing valve housing, between the sliding bearing in the second oil distributing valve end cap and oil distributing valve housing, is provided with lip-type packing.
The two axial ends face of described oil distributing valve housing is respectively equipped with oil return cannelure, is provided with oil guiding hole in oil distributing valve housing, is connected with two oil return cannelures, and an oil return pipe assembly is arranged on oil distributing valve housing, connects with oil guiding hole.
Being arranged with two axially extended mounting grooves on the periphery of described armature spindle, described rotor blade is by being fixed in the mounting groove of correspondence.
Described stator vane is fixed in the cavity wall of stator cylinder body by hexagon socket head cap screw.
Described support plate is provided with a circular hole, a bar hole, and the circular hole of support plate and oil distributing valve assembly are bolted, and the bar hole of support plate adjusts bolt by double end and fixes with loader housing.
Adopt technique scheme: the hydraulic pressure loading device of a kind of mechanical close testing stand, including loader housing, rotary oil cylinder assembly, oil distributing valve assembly, described rotary oil cylinder assembly is arranged in loader housing, and described oil distributing valve assembly is fixed on loader housing.Described rotary oil cylinder assembly includes stator cylinder body, armature spindle, described stator cylinder body is supported in loader housing by bearing is rotating, loader housing is stretched out outside one end of stator cylinder body, circumferentially fixed with an output flange, output flange is connected by universal joint with the main transmission box of mechanical close testing stand, transmits moment of torsion.The cavity wall of described stator cylinder body is arranged with two stator vanes, axially extending along stator cylinder body of each stator vane, each stator vane is cancave cambered surface towards the end face at stator cylinder body center, between the rotating cancave cambered surface being supported on two stator vanes of described armature spindle, loader housing is stretched out outside armature spindle, circumferentially fixed with an input flange, input flange is connected by universal joint with the transmission case of accompanying of mechanical close testing stand, transmits moment of torsion.The periphery of described armature spindle is arranged with two rotor blades, axially extending along stator cylinder body of each rotor blade, and with the cavity wall matched in clearance of stator cylinder body, make the angle between the rotor blade of armature spindle and the stator vane of stator cylinder body to change.The cavity of stator cylinder body is divided into the first oil pocket, the second oil pocket, the 3rd oil pocket, the 4th oil pocket by stator vane and rotor blade successively.nullDescribed armature spindle is provided with axially extended first oil duct、Second oil duct，Armature spindle is positioned at the shaft part periphery of stator cylinder body and is provided with two the first oilholes being connected with the first oil duct、Two the second oilholes being connected with the second oil duct，Said two the first oilhole respectively with the first oil pocket、3rd oil pocket is corresponding，Said two the second oilhole respectively with the second oil pocket、4th oil pocket is corresponding，First oil pocket、3rd oil pocket and the first oil duct are connected，Ensure the first oil pocket、The oil pressure of the 3rd oil pocket and the oil pressure of the first oil duct are identical，Second oil pocket、4th oil pocket and the second oil duct are connected，Ensure the second oil pocket、The oil pressure of the 4th oil pocket and the oil pressure of the second oil duct are identical，By the first oil duct to the first oil pocket、3rd oil pocket loads、Unloading hydraulic oil，By the second oil duct to the second oil pocket、4th oil pocket loads、Unloading hydraulic oil，Hydraulic oil in each oil pocket acts on rotor blade and stator vane，Make armature spindle and one angle of stator cylinder body opposing oscillatory，Mechanical close testing stand has load.The overhanging end periphery of described armature spindle is provided with the 3rd oilhole being connected with the first oil duct, the 4th oilhole being connected with the second oil duct, by the 3rd oilhole, the first oil pocket, the 3rd oil pocket are loaded, unload hydraulic oil, by the 4th oilhole, the second oil pocket, the 4th oil pocket are loaded, unload hydraulic oil.Described oil distributing valve assembly includes oil distributing valve housing, the through hole that described oil distributing valve housing is provided with through, this through hole is provided with sliding bearing, the inner ring periphery of described sliding bearing is provided with first annular groove, the second cannelure, and described oil distributing valve housing is provided with the first oil pipe assembly connected with first annular groove and the second oil pipe assembly of the second cannelure connection；The oil distributing valve housing of described oil distributing valve assembly is fixedly linked by two support plates and loader housing, in the rotating sliding bearing being supported on oil distributing valve assembly of overhanging end of described rotary oil cylinder assembly armature spindle, make the 3rd oilhole corresponding with the first annular groove of sliding bearing, 4th oilhole is corresponding with the second cannelure of sliding bearing, in the rotating sliding bearing being supported in oil distributing valve housing of the overhanging end of armature spindle, make the first oil pipe assembly by first annular groove and the connection of the 3rd oilhole, to the first oil pocket, 3rd oil pocket loads, unloading hydraulic oil, second oil pipe assembly is by the second cannelure and the connection of the 4th oilhole, to the second oil pocket, 4th oil pocket loads, unloading hydraulic oil, realize armature spindle and one angle of stator cylinder body opposing oscillatory, to closed system loaded load.
The needle dial assembly of a display armature spindle rotational angle it is provided with between described loader housing and oil distributing valve assembly, this needle dial assembly is by having graduated needle dial and pointer forms, described needle dial is fixedly mounted on stator cylinder body by dormant bolt, described pointer is circumferentially fixed with armature spindle, pointer rotates with armature spindle, turn degree that armature spindle and stator cylinder body swing is shown by needle dial, owing to corner and moment of torsion are proportional relationship, can calculate and learn load, operation process can be demonstrated by needle dial as load changes, adjust the first oil pipe assembly, the input pressure of the second oil pipe assembly and adjustable load moment of torsion, realize operation process adjusts in real time load.
The two axial ends face of described oil distributing valve housing is respectively equipped with oil return cannelure, oil distributing valve housing is provided with oil guiding hole, it is connected with two oil return cannelures, one oil return pipe assembly is arranged on oil distributing valve housing, connect with oil guiding hole, the hydraulic oil revealed in oil distributing valve housing is entered in oil guiding hole by the oil return annular concentrated flow in two axial ends face, and realizes reclaiming eventually through oil return pipe assembly, it is to avoid oil distributing valve assembly is polluted by hydraulic oil.
Described support plate is provided with a circular hole, a bar hole, the circular hole of support plate and oil distributing valve assembly are bolted, the bar hole of support plate adjusts bolt by double end and fixes with loader housing, the relative position making oil distributing valve assembly and armature spindle is adjustable to correct position, it is ensured that armature spindle and sliding bearing are matched in clearance.
It is further described below in conjunction with the drawings and specific embodiments.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of this utility model oil distributing valve assembly；
Fig. 3 is the structural representation of this utility model rotary oil cylinder assembly；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the structural representation of this utility model armature spindle；
Fig. 6 is the structural representation of this utility model support plate；
Fig. 7 is that the A of Fig. 6 is to schematic diagram.
nullIn accompanying drawing，1 is loader housing，2 is rotary oil cylinder assembly，2a is stator cylinder body，2a1 is stator vane，2a2 is cylinder barrel，2a3 is the first hubcap，2a4 is the second hubcap，2b is armature spindle，2b1 is rotor blade，2b2 is the first oil duct，2b3 is the second oil duct，2b4 is the first oilhole，2b5 is the second oilhole，2b6 is the 3rd oilhole，2b7 is the 4th oilhole，2b8 is mounting groove，2c is the first oil pocket，2d is the second oil pocket，2e is the 3rd oil pocket，2f is the 4th oil pocket，3 is oil distributing valve assembly，3a is oil distributing valve housing，3b is the first oil distributing valve end cap，3c is the second oil distributing valve end cap，4 is output flange，5 is input flange，6 is through hole，7 is sliding bearing，7a is first annular groove，7b is the second cannelure，8 is the first oil pipe assembly，9 is the second oil pipe assembly，10 is support plate，10a is circular hole，10b is bar hole，11 is needle dial assembly，11a is needle dial，11b is pointer，12 is oil return cannelure，13 is oil guiding hole，14 is oil return pipe assembly，15 is base.
Detailed description of the invention
Referring to Fig. 1 to Fig. 7, for the specific embodiment of the hydraulic pressure loading device of a kind of mechanical close testing stand.The hydraulic pressure loading device of mechanical close testing stand includes loader housing 1, rotary oil cylinder assembly 2, oil distributing valve assembly 3, and described rotary oil cylinder assembly 2 is arranged in loader housing 1, and described oil distributing valve assembly 3 is fixed on loader housing 1.Described rotary oil cylinder assembly 2 includes stator cylinder body 2a, armature spindle 2b, described stator cylinder body 2b is supported in loader housing 1 by bearing is rotating, loader housing 1 is stretched out outside one end of stator cylinder body 2a, circumferentially fixed with an output flange 4, in the present embodiment, described stator cylinder body 2a includes cylinder barrel 2a2, cylinder barrel 2a2 is cylinder, the two axial ends of cylinder barrel 2a2 fixedly mounts the first hubcap 2a3 respectively through bolt, second hubcap 2a4, first hubcap 2a3, it is respectively equipped with sealing ring between second hubcap 2a4 and cylinder barrel 2a2, described first hubcap 2a3 is supported on loader housing 1 by ball bearing, and it is circumferentially fixed by spline with output flange 4 to stretch out outward loader housing 1, the medial surface center of the first hubcap 2a3 is provided with cavity.Described second hubcap 2a4 is supported on loader housing 1 by ball bearing, and is provided with mean for the axis hole of armature spindle 2b traverse.The cavity wall of described stator cylinder body 2a is arranged with two stator vane 2a1, two stator vane 2a1 divide equally 360 ° of circumference, in the present embodiment, each stator vane is fixed in the cavity wall of stator cylinder body 2a each through hexagon socket head cap screw, each stator vane 2a1 axially extends to the first hubcap 2a3, the second hubcap 2a4 along stator cylinder body 2a, each stator vane 2a1 is cancave cambered surface towards the end face at stator cylinder body 2a center, and the center of circle of this cancave cambered surface is positioned on the axial line of cylinder barrel 2a2.Between the rotating cancave cambered surface being supported on two stator vane 2a1 of described armature spindle 2b, this armature spindle 2b is arranged in the one end cavity by the rotating medial surface center being supported on the first hubcap 2a3 of bearing of stator cylinder body 2a, the axis hole of the other end traverse second hubcap 2a4 of armature spindle 2b, stretch out outward loader housing 1, circumferentially fixed by spline with an input flange 5, it is provided with sealing ring between axis hole and the armature spindle 2b of the second hubcap 2a4.The periphery of described armature spindle 2b is arranged with two rotor blade 2b1, in the present embodiment, the periphery of described armature spindle 2b is arranged with two axially extended mounting groove 2b8, described rotor blade 2b1 is by being fixed in the mounting groove 2b8 of correspondence, each rotor blade 2b1 axially extends to the first hubcap 2a3 along stator cylinder body 2a, second hubcap 2a4, and with the cavity wall matched in clearance of stator cylinder body 2a, the cavity of stator cylinder body 2a is divided into the first oil pocket 2c by stator vane 2a1 and rotor blade 2b1 successively, second oil pocket 2d, 3rd oil pocket 2e, 4th oil pocket 2f.Described armature spindle 2b is provided with axially extended first oil duct 2b2, the second oil duct 2b3, armature spindle 2b is positioned at the shaft part periphery of stator cylinder body 2a and is provided with two the first oilhole 2b4 being connected with the first oil duct 2b2, two the second oilhole 2b5 being connected with the second oil duct 2b3, two the first oilhole 2b4 are symmetrical along the axle center of armature spindle, two the second oilhole 2b5 are symmetrical along the axle center of armature spindle, said two the first oilhole 2b4 is corresponding with the first oil pocket 2c, the 3rd oil pocket 2e respectively, and said two the second oilhole 2b5 is corresponding with the second oil pocket 2d, the 4th oil pocket 2f respectively.The overhanging end periphery of described armature spindle 2b be provided be connected with the first oil duct 2b2 the 3rd oilhole 2b6, with the second oil duct 2b3 the 4th oilhole 2b7 being connected, the 3rd oilhole 2b6, the 4th oilhole 2b7 all radially extending along armature spindle.nullDescribed oil distributing valve assembly 3 includes oil distributing valve housing 3a，The through hole 6 that described oil distributing valve housing 3a is provided with through，This through hole 6 is provided with sliding bearing 7，The inner ring periphery of described sliding bearing 7 is provided with first annular groove 7a、Second cannelure 7b，Described oil distributing valve housing 3a is provided with the first oil pipe assembly 8 connected with first annular groove 7a、The the second oil pipe assembly 9 connected with the second cannelure 7b，In the present embodiment，Through hole 6 two ends of described oil distributing valve housing 3a are fixed with the first oil distributing valve end cap 3b respectively through bolt、Second oil distributing valve end cap 3c，Sliding bearing 7 in through hole 6 is formed axial limiting，First oil distributing valve end cap 3b、The center of the second oil distributing valve end cap 3c is equipped with the hole for armature spindle 2b traverse，It is provided with lip-type packing between sliding bearing 7 in first oil distributing valve end cap 3b and oil distributing valve housing 2a，It is provided with lip-type packing between sliding bearing 7 in second oil distributing valve end cap 3c and oil distributing valve housing 2a，For avoiding leakage of oil，The two axial ends face of described oil distributing valve housing 3a is respectively equipped with oil return cannelure 12，Oil distributing valve housing 3a is provided with oil guiding hole 13，It is connected with two oil return cannelures 12，One oil return pipe assembly 14 is arranged on oil distributing valve housing 3a，Connect with oil guiding hole 13.The oil distributing valve housing 3a of described oil distributing valve assembly 3 is fixedly linked with loader housing 1 by two support plates 10, in the present embodiment, described support plate 10 is provided with a circular hole 10a, a bar hole 10b, the circular hole 10a of support plate 10 and oil distributing valve assembly 3 are bolted, the bar hole 10b of support plate 10 adjusts bolt by double end and fixes with loader housing 1, makes the relative position scalable of oil distributing valve assembly 3 and armature spindle.In the rotating sliding bearing 7 being supported on oil distributing valve assembly 3 of overhanging end of described rotary oil cylinder assembly 2 armature spindle 2b, make that the 3rd oilhole 2b6 is corresponding with the first annular groove 7a of sliding bearing 7, the 4th oilhole 2b7 is corresponding with the second cannelure 7b of sliding bearing 7, first oil pocket 2c, the 3rd oil pocket 2e are loaded by the first oil pipe assembly 8 by first annular groove 7a, the first oil duct 2b2, unloading hydraulic oil, and the second oil pocket 2d, the 4th oil pocket 2f are loaded by the second oil pipe assembly 9 by the second cannelure 7b, the second oil duct 2b3, unloading hydraulic oil.For ease of reading the rotational angle of armature spindle 2b, the needle dial assembly 11 of a display armature spindle 2b rotational angle it is provided with between described loader housing 1 and oil distributing valve assembly 3, this needle dial assembly 11 is made up of tool graduated needle dial 11a and pointer 11b, described needle dial 11a is fixedly mounted on stator cylinder body 2a by dormant bolt, needle dial is minor arc shape, reading is-80 °～80 °, described pointer 11b and armature spindle 2b is circumferentially fixed, when the first oil pocket, the second oil pocket, the 3rd oil pocket, the 4th oil pocket volume identical time, 0 ° of pointed needle dial.
This utility model uses, referring to Fig. 1, hydraulic pressure loading device is fixedly mounted on base, the input flange of hydraulic pressure loading device is connected by universal joint, power transmission shaft, torque arm with the transmission case of accompanying of mechanical close testing stand, transmission moment of torsion, the output flange of hydraulic pressure loading device is connected by universal joint with the main transmission box of mechanical close testing stand, transmits moment of torsion.First oil pocket of rotary oil cylinder assembly 2, the 3rd oil pocket are loaded hydraulic oil by the first oil pipe assembly 8, second oil pocket of rotary oil cylinder assembly 2, the 4th oil pocket are loaded hydraulic oil by the second oil pipe assembly 9, when the on-load pressure difference of first oil pipe assembly the 8, second oil pipe assembly 9, armature spindle relative stator cylinder body rotates an angle, this rotational angle can be learnt by needle dial assembly reading, to mechanical close testing stand plus load.Mechanical close testing stand is in operation process, as load changes, adjusts the first oil pipe assembly, the second oil pipe assembly input pressure value can realize adjusting and load moment of torsion, it is achieved loads in operation process and adjusts in real time accurately.
Claims (9)
1. the hydraulic pressure loading device of a mechanical close testing stand, it is characterized in that: include loader housing (1), rotary oil cylinder assembly (2), oil distributing valve assembly (3), described rotary oil cylinder assembly (2) is arranged in loader housing (1), described oil distributing valve assembly (3) is fixed on loader housing (1)
nullDescribed rotary oil cylinder assembly (2) includes stator cylinder body (2a)、Armature spindle (2b)，Described stator cylinder body (2a) is supported in loader housing (1) by bearing is rotating，Loader housing (1) is stretched out outside one end of stator cylinder body (2a)，Circumferentially fixed with an output flange (4)，The cavity wall of described stator cylinder body (2a) is arranged with two stator vanes (2a1)，Each stator vane (2a1) is axially extending along stator cylinder body (2a)，Each stator vane (2a1) is cancave cambered surface towards the end face at stator cylinder body (2a) center，Between the rotating cancave cambered surface being supported on two stator vanes (2a1) of described armature spindle (2b)，Loader housing (1) is stretched out outside armature spindle (2b)，Circumferentially fixed with an input flange (5)，The periphery of described armature spindle (2b) is arranged with two rotor blades (2b1)，Each rotor blade (2b1) is axially extending along stator cylinder body (2a)，And with the cavity wall matched in clearance of stator cylinder body (2a)，The cavity of stator cylinder body (2a) is divided into the first oil pocket (2c) by stator vane (2a1) and rotor blade (2b1) successively、Second oil pocket (2d)、3rd oil pocket (2e)、4th oil pocket (2f)，Described armature spindle (2b) is provided with axially extended first oil duct (2b2)、Second oil duct (2b3)，Armature spindle (2b) is positioned at the shaft part periphery of stator cylinder body (2a) and is provided with two the first oilholes (2b4) being connected with the first oil duct ((2b2))、Two the second oilholes (2b5) being connected with the second oil duct (2b3)，Said two the first oilhole ((2b4)) respectively with the first oil pocket (2c)、3rd oil pocket (2e) is corresponding，Said two the second oilhole (2b5) respectively with the second oil pocket (2d)、4th oil pocket (2f) is corresponding，The overhanging end periphery of described armature spindle (2b) is provided with the 3rd oilhole (2b6) being connected with the first oil duct (2b2)、The 4th oilhole (2b7) being connected with the second oil duct (2b3)；
Described oil distributing valve assembly (3) includes oil distributing valve housing (3a), the through hole (6) that described oil distributing valve housing (3a) is provided with through, this through hole (6) is provided with sliding bearing (7), the inner ring periphery of described sliding bearing (7) is provided with first annular groove (7a), the second cannelure (7b), and described oil distributing valve housing (3a) is provided with the second oil pipe assembly (9) that the first oil pipe assembly (8) connected with first annular groove (7a) connects with the second cannelure (7b)；
The oil distributing valve housing (3a) of described oil distributing valve assembly (3) is fixedly linked by two support plates (10) and loader housing (1), in the rotating sliding bearing (7) being supported on oil distributing valve assembly (3) of the overhanging end of described rotary oil cylinder assembly (2) armature spindle (2b), make that the 3rd oilhole (2b6) is corresponding with the first annular groove (7a) of sliding bearing (7), the 4th oilhole (2b7) is corresponding with second cannelure (7b) of sliding bearing (7).
2. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterized in that: between described loader housing (1) and oil distributing valve assembly (3), be provided with the needle dial assembly (11) of display armature spindle (2b) rotational angle, this needle dial assembly (11) is made up of the graduated needle dial of tool (11a) and pointer (11b), described needle dial (11a) is fixedly mounted on stator cylinder body (2a) by dormant bolt, and described pointer (11b) is circumferentially fixed with armature spindle (2b).
3. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterized in that: the stator cylinder body (2a) of described rotary oil cylinder assembly (2) includes cylinder barrel (2a2), the two axial ends of cylinder barrel (2a2) fixedly mounts the first hubcap (2a3) respectively, second hubcap (2a4), described first hubcap (2a3) is supported on loader housing (1) by ball bearing, and it is circumferentially fixed with output flange (4), described second hubcap (2a4) is supported on loader housing (1) by ball bearing, and it is provided with mean for the axis hole of armature spindle (2b) traverse.
4. the hydraulic pressure loading device of mechanical close testing stand according to claim 2, it is characterized in that: the first hubcap (2a3) center of described stator cylinder body (2a) is provided with cavity, described armature spindle (2b) is arranged in one end of stator cylinder body (2a) and is supported on this cavity by bearing is rotating.
5. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterized in that: through hole (6) two ends of the oil distributing valve housing (3a) of described oil distributing valve assembly (3) are fixed with the first oil distributing valve end cap (3b), the second oil distributing valve end cap (3c) respectively, it is provided with lip-type packing between sliding bearing (7) in first oil distributing valve end cap (3b) and oil distributing valve housing (2a), between the sliding bearing (7) in the second oil distributing valve end cap (3c) and oil distributing valve housing (2a), is provided with lip-type packing.
6. the hydraulic pressure loading device of mechanical close testing stand according to claim 5, it is characterized in that: the two axial ends face of described oil distributing valve housing (3a) is respectively equipped with oil return cannelure (12), oil distributing valve housing (3a) is provided with oil guiding hole (13), it is connected with two oil return cannelures (12), one oil return pipe assembly (14) is arranged on oil distributing valve housing (3a), connects with oil guiding hole (13).
7. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterized in that: be arranged with two axially extended mounting grooves (2b8) on the periphery of described armature spindle (2b), described rotor blade (2b1) is by being fixed in the mounting groove (2b8) of correspondence.
8. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterised in that: described stator vane (2a1) is fixed in the cavity wall of stator cylinder body (2a) by hexagon socket head cap screw.
9. the hydraulic pressure loading device of mechanical close testing stand according to claim 1, it is characterized in that: described support plate (10) is provided with a circular hole (10a), a bar hole (10b), the circular hole (10a) of support plate (10) and oil distributing valve assembly (3) are bolted, and the bar hole (10b) of support plate (10) adjusts bolt by double end and fixes with loader housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521110468.2U CN205374023U (en) | 2015-12-29 | 2015-12-29 | Hydraulic pressure loader of machinery blocking test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521110468.2U CN205374023U (en) | 2015-12-29 | 2015-12-29 | Hydraulic pressure loader of machinery blocking test platform |
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| Publication Number | Publication Date |
|---|---|
| CN205374023U true CN205374023U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521110468.2U Expired - Fee Related CN205374023U (en) | 2015-12-29 | 2015-12-29 | Hydraulic pressure loader of machinery blocking test platform |
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| CN (1) | CN205374023U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198004A (en) * | 2016-08-30 | 2016-12-07 | 辽宁银捷装备科技股份有限公司 | A kind of torque loader |
| CN106441879A (en) * | 2016-11-14 | 2017-02-22 | 中国船舶重工集团公司第七0三研究所 | Mechanical torque loading device of power closed test bed |
| CN108620931A (en) * | 2017-02-26 | 2018-10-09 | 温州市科泓机器人科技有限公司 | The CNC Turning Center of uninterrupted operation |
| CN108953263A (en) * | 2018-07-25 | 2018-12-07 | 中国第汽车股份有限公司 | Multipath hydraulic separator |
| CN109084979A (en) * | 2018-10-16 | 2018-12-25 | 济南大学 | The plastic gear wear-out life testing machine of single support self compensation loading system |
| CN110174260A (en) * | 2019-05-07 | 2019-08-27 | 河南科技大学 | The torque loading device of mechanical close gear testing machine |
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2015
- 2015-12-29 CN CN201521110468.2U patent/CN205374023U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198004A (en) * | 2016-08-30 | 2016-12-07 | 辽宁银捷装备科技股份有限公司 | A kind of torque loader |
| CN106441879A (en) * | 2016-11-14 | 2017-02-22 | 中国船舶重工集团公司第七0三研究所 | Mechanical torque loading device of power closed test bed |
| CN108620931A (en) * | 2017-02-26 | 2018-10-09 | 温州市科泓机器人科技有限公司 | The CNC Turning Center of uninterrupted operation |
| CN108620932A (en) * | 2017-02-26 | 2018-10-09 | 温州市科泓机器人科技有限公司 | CNC Turning Center based on flexible manufacturing |
| CN108747544A (en) * | 2017-02-26 | 2018-11-06 | 温州市科泓机器人科技有限公司 | Robot assisted intelligence numerical control turning unit |
| CN108747543A (en) * | 2017-02-26 | 2018-11-06 | 温州市科泓机器人科技有限公司 | Configure the numerical control turning unit of Full-automatic feeding system |
| CN108772740A (en) * | 2017-02-26 | 2018-11-09 | 温州市科泓机器人科技有限公司 | Intelligent numerical control turning unit |
| CN108953263A (en) * | 2018-07-25 | 2018-12-07 | 中国第汽车股份有限公司 | Multipath hydraulic separator |
| CN108953263B (en) * | 2018-07-25 | 2024-03-19 | 中国第一汽车股份有限公司 | Multi-channel hydraulic oil separator |
| CN109084979A (en) * | 2018-10-16 | 2018-12-25 | 济南大学 | The plastic gear wear-out life testing machine of single support self compensation loading system |
| CN110174260A (en) * | 2019-05-07 | 2019-08-27 | 河南科技大学 | The torque loading device of mechanical close gear testing machine |
| CN110174260B (en) * | 2019-05-07 | 2020-12-08 | 河南科技大学 | Torque loading device of mechanical enclosed gear testing machine |
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