CN107255545A - Calibration test platform for force-measuring wheel set - Google Patents

Calibration test platform for force-measuring wheel set Download PDF

Info

Publication number
CN107255545A
CN107255545A CN201710508205.4A CN201710508205A CN107255545A CN 107255545 A CN107255545 A CN 107255545A CN 201710508205 A CN201710508205 A CN 201710508205A CN 107255545 A CN107255545 A CN 107255545A
Authority
CN
China
Prior art keywords
force
test platform
oil cylinder
seat
measuring wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710508205.4A
Other languages
Chinese (zh)
Other versions
CN107255545B (en
Inventor
李世双
孟范鹏
焦高军
杨志强
刘克强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Qingdao Sifang Rolling Stock Research Institute Co Ltd
Original Assignee
CRRC Qingdao Sifang Rolling Stock Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CRRC Qingdao Sifang Rolling Stock Research Institute Co Ltd filed Critical CRRC Qingdao Sifang Rolling Stock Research Institute Co Ltd
Priority to CN201710508205.4A priority Critical patent/CN107255545B/en
Publication of CN107255545A publication Critical patent/CN107255545A/en
Application granted granted Critical
Publication of CN107255545B publication Critical patent/CN107255545B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L25/00Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency

Abstract

The present invention proposes a kind of calibration test platform for force-measuring wheel set, including gantry unit (1), the gantry unit (1) includes bottom girder (11), back timber (13) and two vertical beams (12), and the opposite end of two vertical beam (12) is connected with bottom girder (11) and back timber (12) respectively;The rail seat (15) of the instrumented wheelset (5) can be carried by being provided with the bottom girder (11), it is characterised in that:The bottom girder (11) is further connected with auxiliary beam assembly (14), the auxiliary beam assembly (14) and is provided with and can be engaged with rail seat (15) to load and unload the track (16) of the instrumented wheelset (5).The calibration test platform for force-measuring wheel set of the present invention, it is simple in construction, it is easy to use, be conducive to improving operating efficiency.

Description

Calibration test platform for force-measuring wheel set
Technical field
The invention belongs to rail vehicle technical field, more particularly to a kind of calibration test platform for force-measuring wheel set.
Background technology
According to GB/T 5599-201《Rolling stock's dynamic performance evaluation and test for identification specification》Middle appendix C It is required that, wheel-rail force is typically measured by instrumented wheelset.During instrumented wheelset is rail vehicle dynamics experimental study Core sensor part, by demarcating wheel to the strain variation at upper design attitude, to detect locomotive, vehicle, high speed motor car Group is got off in different operating conditions and line condition and takes turns the vertical force acted on rail and cross force, by entering to these force value Row analysis, which is calculated, can export the important Locomotive and car dynamics performance test index such as derailment coefficients, rate of wheel load reduction.Force-measuring wheel It is to demarcate instrumented wheelset output characteristics by carrying out vertical, horizontal loading to instrumented wheelset, examine dynamometry to Calibrating experimental bench Take turns the key equipment to property indices, guarantee wheel rail force measurement accuracy.
Calibration test platform for force-measuring wheel set includes the portal frame for being used to carry instrumented wheelset and loading unit, in order to force-measuring wheel To loading and take out working space be provided, the portal frame of the calibration test platform for force-measuring wheel set applied at present is rotary structure, This is required when instrumented wheelset loads or takes out operation, it is necessary first to treated door frame to two side to overturn by equipment such as overhead traveling cranes After instrumented wheelset loads or taken out, then portal frame is rotated again by equipment such as overhead traveling cranes closed up.Portal frame volume and weight is all It is larger, portal frame is overturn not only inconvenient, and there is larger potential safety hazard.
Chinese patent CN102564690A discloses a kind of new calibration test platform for force-measuring wheel set, including is used as other groups The calibrating table bearing base of part brace foundation, being arranged on is used for gantry that instrumented wheelset is fixedly mounted on the calibrating table bearing base Frame component, and the wheel for being used for being positioned on portal frame component to instrumented wheelset is arranged on to the stopping means that is loaded, it is described The mechanism to the stopping means that is loaded with the adjustable positioning instrumented wheelset is taken turns, the mechanism at least includes can be along the calibrating table The loading gantry structure of the horizontal stepless positioning instrumented wheelset of bearing base.Calibration test platform for force-measuring wheel set of the present invention includes two Individual portal frame, when loading or taking out instrumented wheelset, makes two portal frames move laterally, directly by portal frame cross sliding driving device Reach that instrumented wheelset loads or taken out required space to distance between two portal frames, when instrumented wheelset loads or taken out testing stand Afterwards, then by cross sliding driving device portal frame is made to medial motion, it is complicated and cost is higher, it is unfavorable for popularization and application.
Therefore, a kind of calibration test platform for force-measuring wheel set simple in construction is designed, with higher practicality and cost performance, It is very important to those skilled in the art.
The content of the invention
The present invention is directed to the above-mentioned baroque technical problem of calibration test platform for force-measuring wheel set, proposes a kind of simple in construction Calibration test platform for force-measuring wheel set, with higher practicality and cost performance.
In order to achieve the above object, the technical solution adopted by the present invention is:
A kind of calibration test platform for force-measuring wheel set, including gantry unit, it is perpendicular that the gantry unit includes bottom girder, back timber and two Beam, the opposite end of two vertical beam is connected with bottom girder and back timber respectively;The force-measuring wheel can be carried by being provided with the bottom girder To rail seat, the bottom girder is further connected with that be provided with auxiliary beam assembly, the auxiliary beam assembly can be with the rail Seat is engaged to load and unload the track of the instrumented wheelset.
Preferably, further comprising the horizontal loading unit that can apply transverse load, the horizontal loading unit includes It is arranged on the sliding seat on bottom girder, the sliding seat and has been moveably mounted horizontal oil cylinder, the two ends point of the horizontal oil cylinder The first push rod and the second push rod are not connected with, and the wheel of first push rod and the second push rod respectively with the instrumented wheelset is to connecting Touch.
Preferably, the horizontal loading unit further comprises that can adjust the horizontal oil cylinder transverse shifting first adjusts Component is saved, first adjusting part includes being provided with the first guide rail being arranged on the sliding seat, first guide rail The first sliding block that can be engaged with first guide rail, first sliding block is connected with the sliding seat.
Preferably, being provided with the fixed block being engaged with first push rod on the sliding seat, the fixed block is set Fixing hole is equipped with, first push rod is movably installed in the fixing hole.
Preferably, the calibration test platform for force-measuring wheel set further comprises the Plumb load list that can apply vertical load Member, the Plumb load unit includes the vertical oil cylinder being arranged on the back timber, and the vertical oil cylinder, which is connected with, can clamp institute The clamping assembly of the shaft end of instrumented wheelset is stated, the clamping assembly includes the first clamping block and the second clamping that combination is set up and down Block.
Preferably, the first clamping block and the second clamping block are V-block, the first clamping block and the second clamping block V-type inner concave mutually away from set.
Preferably, the instrumented wheelset shaft end can be prevented by being provided between the first clamping block and the second clamping block Protective ring.
Preferably, further comprising lateral adjustments unit, the lateral adjustments unit includes the adjustable transverse direction and added Second adjusting part of carrier unit transverse shifting, second adjusting part includes the second guide rail being arranged on the bottom girder, The second sliding block that can be engaged with second guide rail, second sliding block and the sliding seat are provided with second guide rail It is connected;The stop seat that second adjusting part further comprises being arranged on the bottom girder, the stop seat by jackscrew with One end of the sliding seat is connected.
Preferably, the lateral adjustments unit further comprises that stopping for the horizontal loading unit transverse shifting can be limited Dynamic component, the stop assembly includes push rod and spring, and one end of the push rod and one end of the sliding seat are connected, the top The other end of bar stop seat corresponding with the sliding seat end is connected;The spring-compressed is sheathed on the push rod, described Touched respectively with the sliding seat, stop seated connection at the two ends of spring.
Preferably, the vertical oil cylinder, which is further connected with, can monitor the first sensing of the vertical oil cylinder load capacity Device;Second push rod, which is connected with, can monitor the second sensor of the horizontal oil cylinder load capacity;The sliding seat is connected with can Monitor the 3rd sensor of the sliding seat displacement.
Compared with prior art, advantages and positive effects of the present invention are:
1st, calibration test platform for force-measuring wheel set of the invention, its gantry unit is to connect on the simple gate frame being fixedly mounted, its bottom girder Be connected to auxiliary beam assembly, the track that can be engaged with rail seat be provided with auxiliary beam assembly, in orbit towards or away from Rail seat direction promotes instrumented wheelset to load and unload instrumented wheelset, it is to avoid needed when loading and unload instrumented wheelset in the prior art The technical problem of moving door frame is wanted, it is simple in construction, it is easy to use, be conducive to improving operating efficiency.
2nd, calibration test platform for force-measuring wheel set of the invention, it changes laterally loading single by setting lateral adjustments unit The lateral attitude of member simultaneously fixes horizontal loading unit in the lateral position, it is achieved thereby that horizontal position different to instrumented wheelset Put carry out Plumb load.
Brief description of the drawings
Fig. 1 is the front view of calibration test platform for force-measuring wheel set of the present invention;
Fig. 2 is the top view of calibration test platform for force-measuring wheel set of the present invention;
Fig. 3 is the left view of calibration test platform for force-measuring wheel set of the present invention;
Fig. 4 is the structural representation of the horizontal loading unit of the present invention;
Fig. 5 is enlarged drawing at A in Fig. 3;
Fig. 6 is the structural representation of Plumb load unit of the present invention.
Above in each figure:1st, gantry unit;11st, bottom girder;12nd, vertical beam;13rd, back timber;14th, beam assembly is aided in;141st, first Floor stringer;142nd, the second floor stringer;15th, rail seat;16th, track;2nd, horizontal loading unit;21st, sliding seat;22nd, horizontal oil cylinder; 23rd, the first push rod;24th, the second push rod;25th, the first adjusting part;251st, the first guide rail;252nd, the first sliding block;26th, fixed block; 3rd, Plumb load unit;31st, vertical oil cylinder;32nd, clamping assembly;321st, the first clamping block;322nd, the second clamping block;33rd, protect Ring;34th, first sensor;4th, lateral adjustments unit;41st, the second adjusting part;411st, the second guide rail;412nd, the second sliding block; 413rd, stop seat;414th, jackscrew;42nd, stop assembly;421st, push rod;422nd, spring;5th, instrumented wheelset;51st, shaft end;52nd, wheel pair; 53rd, wheel shaft.
Embodiment
Below, the present invention is specifically described by exemplary embodiment.It should be appreciated, however, that not entering one In the case of step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiment In.
In the description of the invention, it is necessary to explanation, instrumented wheelset include two wheel pair and be connected to two wheel to Wheel shaft, described two wheels to be provided at both ends with shaft end, during load test it is described wheel to being positioned on rail, the vertical oil cylinder The shaft end is loaded, the horizontal oil cylinder is to two-wheeled to loading;It is laterally horizontal direction in accompanying drawing 1, it is vertical to be With horizontal vertically upward and downward directions in accompanying drawing 1;The orientation or position of the instruction such as term " interior ", " outer ", " on ", " under ", "front", "rear" Put relation be based on position relationship shown in the drawings, be for only for ease of description the present invention and simplify description, rather than indicate or Specific orientation must be had, with specific azimuth configuration and operation by implying the device or element of meaning, therefore it is not intended that Limitation of the present invention.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying phase To importance.
As shown in Figure 1 to Figure 3, a kind of calibration test platform for force-measuring wheel set, including gantry unit 1, the gantry unit are these Other annexes of installation of invention calibration test platform for force-measuring wheel set and bear loading main body, the gantry unit 1 include bottom girder 11, Vertical beam 12 and crossbeam 13, the bottom girder 11 are laterally disposed, and the vertical beam 12 is two, and described two vertical beams 12 are vertically installed in institute The two ends of bottom girder 11 are stated, the crossbeam 13 is connected to the top of described two vertical beams 12, the bottom girder 11, vertical beam 12 and crossbeam 13 Material is steel and is fixedly connected by welding as entirety;The steel of the instrumented wheelset 5 can be carried by being provided with the bottom girder 11 Rail chair 15, rail seat 15 is two, during load test, and two wheels of the instrumented wheelset 5 are respectively arranged at described to 52 On rail seat 15;The gantry unit 1 further comprises aiding in beam assembly 16, described to aid in beam assembly 16 to include the first floor stringer 141 and second floor stringer 142, first floor stringer 141 is two, and described two first floor stringers 141 are located at the bottom girder The side of 15 relevant positions of rail seat on 11, and be fixedly connected with the bottom girder 11, second floor stringer 142 is located at the bottom The opposite side of 15 relevant positions of rail seat on beam 11, and be fixedly connected with the bottom girder 11, first floor stringer 141 and second The material of floor stringer 142 is steel, and the floor stringer 142 of the first floor stringer 141 and second is by welding or bolt in described Bottom girder 11 is connected and is integrally formed, between the bottom girder 11, vertical beam 12, crossbeam 13, the first floor stringer 141 and the second floor stringer 142 Bonding strength requirement to instrumented wheelset loaded load when meeting experiment;The gantry unit 1 further comprises track 16, institute State track to be respectively arranged on the floor stringer 142 of the first floor stringer 141 and second and be engaged with rail seat 15, load When, the instrumented wheelset 5 is positioned over to the track 16 on first floor stringer 141 by the external force such as overhead traveling crane or fork truck instrument On, manually promote the instrumented wheelset 5 to be rolled along the track 16 to rail seat 15, during unloading, manually promote the survey Wheels is rolled to 5 on the tracks 16 on second floor stringer 142, and is rolled along the track 16, then by overhead traveling crane or The external force such as fork truck instrument hangs away instrumented wheelset 5.
The calibration test platform for force-measuring wheel set of the present invention, its gantry unit is to be connected on the simple gate frame being fixedly mounted, its bottom girder There is the track that is provided with and can be engaged with rail seat on auxiliary beam assembly, auxiliary beam assembly, in orbit towards or away from steel Rail chair direction promotes instrumented wheelset to load and unload instrumented wheelset, it is to avoid needed when loading and unload instrumented wheelset 5 in the prior art The technical problem of moving door frame is wanted, it is simple in construction, it is easy to use, be conducive to improving operating efficiency.
Referring to Fig. 1, Fig. 4, as Figure 1 and Figure 4, calibration test platform for force-measuring wheel set of the invention further comprises laterally adding Carrier unit 2, the horizontal loading unit is that the instrumented wheelset 5 applies transverse load, the horizontal sliding seat of loading unit 2 21st, horizontal oil cylinder 22, the first push rod 23 and the second push rod 24, the sliding seat 21 are installed on the bottom girder 11, the transverse direction Oil cylinder 22 be horizontally set on the sliding seat 21 and can on the sliding seat 21 transverse shifting, first push rod 23 and Two push rods 24 are connected to the two ends of the horizontal oil cylinder 22, wherein the top of second push rod 24 and the horizontal oil cylinder 22 Go out end to be connected;Laterally loading when, the horizontal oil cylinder 22 drive second push rod 24 move right and with the instrumented wheelset 5 Wheel be in contact to 52, as the horizontal oil cylinder 22 ejection end continues to eject, the wheel of the instrumented wheelset 5 forces described to 52 Horizontal oil cylinder 22 is moved to the left along the sliding seat 21, and the horizontal ejection of oil cylinder 22 end continues to eject, first push rod 23 are in contact with the wheel of the instrumented wheelset 5 to 52;The push rod 24 of first push rod 23 and second is aligned with the instrumented wheelset 5 Afterwards, the continuation of horizontal oil cylinder 22, which is ejected until reaching, designs transverse load value, and the instrumented wheelset is laterally added so as to realize Carry.
Specifically, in order to realize that the horizontal oil cylinder 22 is moved left and right on the sliding seat 21, the laterally loading is single Member 2 further comprises the first adjusting part 25, and first adjusting part 25 includes the first guide rail 251 and the first sliding block 252, institute State the first guide rail 251 to be transversely arranged on the sliding seat 21, first sliding block 252 matches with first guide rail 251 Merge can be with being slid laterally on first guide rail 251, and first sliding block 252 is further fixed with the horizontal oil cylinder 22 to be connected Connect to drive the horizontal oil cylinder 22 transverse shifting on first guide rail 251.
With continued reference to Fig. 4, as shown in figure 4, being provided with the sliding seat 21 with the corresponding position of the first push rod 23 Fixed block 26, the fixed block 26 is horizontally arranged with fixing hole, and first push rod 23 is arranged in the fixing hole and can be Transverse shifting in the fixing hole, i.e., described fixing hole coordinates with the gap of the first push rod 23, and the fixed block 26 can be in horizontal stroke First push rod 23 is played a supportive role into the moving process of oil cylinder 22.
Referring to Fig. 1, Fig. 6, as shown in Fig. 1, Fig. 6, the calibration test platform for force-measuring wheel set further comprises Plumb load list Member 3, the Plumb load unit 3 is that the instrumented wheelset 5 applies vertical load, and the Plumb load unit 3 includes vertical oil Cylinder 31 and clamping assembly 32, the vertical setting of the vertical oil cylinder 31, the ejection end of the vertical oil cylinder 31 be located at lower section and with institute State clamping assembly 32 to be fixedly connected, the opposite other end of the vertical oil cylinder 31 is above and fixes company with the transverse direction 13 Connect;The clamping assembly 32 includes combination up and down and sets the first clamping block 321 and the second clamping block 322, the first clamping block 321 and second be bolted between clamping block 322 together and can instrumented wheelset 5 described in clamping shaft end;In order to institute The steadily clamping of instrumented wheelset 5 is stated, the Plumb load unit 3 is set to two, and described two Plumb load units 3 are located at respectively 5 two shaft ends 51 of instrumented wheelset corresponding position.
In order to realize to the automatic capturing of 5 shaft end of instrumented wheelset 51, i.e. the shaft end 51 of instrumented wheelset 5 is fallen automatically Enter the center of the clamping assembly 32, the first clamping block 321 and the second clamping block 322 are disposed as V-block, and described The V-type inner concave of one clamping block 321 and the second clamping block 322 is mutually away from setting, so that the shaft end 51 falls into described first In the V-type inner concave of the clamping block 322 of clamping block 321 and second.
Preferably, the abrasion in order to prevent the shaft end 51, the first clamping block 321 and the second clamping block 322 it Between be provided with protective ring 33, the protective ring 33 is set to nylon or copper material and contacted with the outer circumference surface of shaft end 51.
It is as shown in Figure 4, Figure 5, vertical to the different lateral attitude progress of the instrumented wheelset 5 in order to realize referring to Fig. 4, Fig. 5 Loading, calibration test platform for force-measuring wheel set of the invention further comprises the horizontal stroke that can adjust the horizontal lateral attitude of loading unit 2 To adjustment unit 4, the lateral adjustments unit 4 includes the second adjusting part 41, and second adjusting part 41 is led including second The sliding block 412 of rail 411 and second, second guide rail 411 is horizontally set on the bottom girder 11, second sliding block 412 and institute Stating the matching merging of the second guide rail 411 can slide laterally on second guide rail 411, the top of second sliding block 412 and institute State the bottom surface of sliding seat 21 to be connected to drive the sliding seat 21 transversely to move on the bottom girder 11, and then drive the transverse direction The overall transverse shifting of loading unit 2;In order to fix the lateral attitude of the horizontal loading unit 2, second adjusting part 41 Further comprise the stop seat 413 being arranged on the bottom girder 11, and the jackscrew 414 being threadedly coupled with stop seat 413, The stop seat 413 is located at horizontal one end of the sliding seat 21, and the jackscrew 414 is laterally set and the other end is slided with described The end threaded connection of seat 21;The transverse direction of the horizontal loading unit 2 is made by the mutual cooperation of stop seat 413 and jackscrew 414 Position is fixed, further, by rotating one end that the jackscrew 414 and the stop seat 413 be connected so as to change the horizontal stroke To the lateral attitude of loading unit 2.
Preferably, in order to increase the stability during the lateral adjustments of horizontal loading unit 2, second regulation Unit 41 is set to two, and left and right ends of described two second adjustment units 41 respectively with the sliding seat 21 are connected, institute State the lower section that two the second guide rails 411, the second sliding block 412 are located at the left and right ends of sliding seat 21 respectively, described two second Sliding block 412 is connected with the bottom surface of sliding seat 21 respectively;Described two stop seats 413 are located at the left and right of the sliding seat 21 respectively Both sides, described two 413 two ends respectively by jackscrew 414 respectively with the sliding seat 21 of stop seat are connected.
Further, when changing the lateral attitude of the horizontal loading unit 2, it is necessary to first by the two ends of sliding seat 21 Jackscrew 414 screw out now the sliding seat 21 left and right directions be in free state, i.e., described sliding seat 21 is in left and right directions It can be subjected to displacement, in order to increase convenience when adjusting horizontal 2 lateral attitude of loading unit, the lateral adjustments unit 4 further comprise limiting the stop assembly 42 of the transverse shifting of horizontal loading unit 2, the stop assembly 42 be with it is described On second adjusting part 41 of the horizontal one end of sliding seat 21, the stop assembly 42 includes push rod 421 and spring 422, the top One end of bar 421 and one end of the sliding seat 21 are connected, and the other end of the push rod 421 is corresponding with described end of sliding seat 21 Stop seat 413 be connected;The spring 422 is sheathed on the push rod 421, the two ends of the spring 222 respectively with the cunning Dynamic seat 21, stop seat 413 are contacted, and the spring 422 is in compressive state, so as to the sliding seat 21 and the stop at end seat 413 apply pressure, and when the jackscrew 414 at the two ends of sliding seat 21 is screwed out, the elastic force of the spring 422 forces the sliding seat 21 face away from the directions movement at the place end of stop assembly 42, i.e. the sliding seat 21 can only one-way movement, and then be easy to Adjust the lateral attitude of the horizontal loading unit 2.
It should be noted that the vertical oil cylinder 31 and horizontal oil cylinder 22 are respectively connected with hydraulic system and can controlled respectively The control valve component of the vertical oil cylinder 31 and the horizontal output pressure of oil cylinder 22.
The calibration test platform for force-measuring wheel set of the present invention further comprises control unit, and described control unit includes sensor group Part, the sensor cluster includes that the first sensor 27 of the load capacity of horizontal oil cylinder 22 can be monitored, and can monitor described vertical The second sensor 34 of the load capacity of oil cylinder 31, and the 3rd sensor 43 of the displacement of sliding seat 21, described can be monitored One sensor 27 is arranged at the ejection end of the horizontal oil cylinder 22 and is connected with second push rod 24, the second sensor 34 It is arranged between the ejection end of the vertical oil cylinder 31 and the clamping assembly 32, the 3rd sensor 43 is arranged at the cunning The bottom surface of dynamic seat 21;Described control unit further comprises that control signal can be sent to the horizontal oil cylinder 22 and vertical oil cylinder 31 Control module, sensor cluster will detect that signal is sent to control module, and control module sends control signal, and then realizes this The automatic loading function of invention calibration test platform for force-measuring wheel set, improves the accuracy and surely of calibration test platform for force-measuring wheel set of the present invention It is qualitative, and reduce the labor intensity of staff.When without loading automatically, control unit can be closed, manually operated institute The start and stop of horizontal oil cylinder 22 and vertical oil cylinder 31 are stated, operating flexibility energy is improved.
In order that the calibration test platform for force-measuring wheel set of the present invention is clearer, below to instrumented wheelset rating test of the present invention The course of work of platform is described as follows:
Instrumented wheelset 5 is installed:
On the track 16 that instrumented wheelset 5 is placed into the first floor stringer 141 using the external force such as fork truck or overhead traveling crane instrument, hand It is dynamic to promote instrumented wheelset 5 to be rolled along the track 16 to the rail seat 15 of the bottom girder 11, at the same positioned at described two vertical plus The underface of carrier unit 3, and with the horizontal coaxial line of loading unit 2;The clamping assembly 32 and protective ring 33 are installed to institute The lower section of vertical oil cylinder 31 is stated, while start two vertical oil cylinder 31 so that the clamping assembly 32 is concordant with the shaft end 51, hand It is dynamic to wear two shaft ends 51 into described two protective rings 33;Start horizontal oil cylinder 22, so that first push rod 23 or the Two push rods 24 are contacted with the wheel to 52, as the horizontal oil cylinder 22 continues to eject, and the horizontal oil cylinder 22 is along described First guide rail 251 is slided, and the push rod 24 of the first push rod 23 and second is contacted with the wheel to 52, so as to complete instrumented wheelset 5 installation exercise;
Loading:
Start the horizontal oil cylinder 22 to carry out the instrumented wheelset 5 horizontal loading, the first sensor 27 is by horizontal stroke Control module is passed to load value, the control module sends control valve component of the control signal to the horizontal oil cylinder 22, So that the output pressure of the horizontal oil cylinder 22 meets setting value, laterally the horizontal oil cylinder 22 is closed after the completion of loading;Open The vertical oil cylinder 31 is moved to carry out Plumb load to the instrumented wheelset 5, the second sensor 34 passes vertical load value Control module is passed, the control module sends control valve component of the control signal to the vertical oil cylinder 31, so that described The output pressure of vertical oil cylinder 31 closes the vertical oil cylinder 31 after the completion of meeting setting value, Plumb load;
Plumb load is carried out to the laterally-distinct position of instrumented wheelset 5:
Described two vertical oil cylinders 31 are again started up to lift the instrumented wheelset 5, respectively by the two ends of sliding seat 21 Jackscrew 414 on stop seat 413 is screwed out from the sliding seat 21, and promotion sliding seat 21 is laterally moved, and passes through described the Three sensors 43 monitor the lateral displacement amount of sliding seat 21;When the sliding seat 21 is moved to design attitude, distinguish again The jackscrew 414 is screwed with the sliding seat 21, above-mentioned Plumb load operation is repeated with laterally-distinct to the instrumented wheelset 5 Position carries out Plumb load.

Claims (10)

1. a kind of calibration test platform for force-measuring wheel set, including gantry unit (1), the gantry unit (1) include bottom girder (11), back timber (13) and two vertical beams (12), the opposite end of two vertical beam (12) is connected with bottom girder (11) and back timber (12) respectively;It is described The rail seat (15) of the instrumented wheelset (5) can be carried by being provided with bottom girder (11), it is characterised in that:The bottom girder (11) enters one Step, which is connected with, to be provided with auxiliary beam assembly (14), the auxiliary beam assembly (14) and can be engaged to fill with rail seat (15) Unload the track (16) of the instrumented wheelset (5).
2. calibration test platform for force-measuring wheel set according to claim 1, it is characterised in that:Further comprise that horizontal load can be applied The horizontal loading unit (2) of lotus, the horizontal loading unit (2) includes the sliding seat (21) being arranged on bottom girder (11), described Horizontal oil cylinder (22) is moveably mounted on sliding seat (21), the two ends of the horizontal oil cylinder (22) are connected to the first top Bar (23) and the second push rod (24), the wheel of first push rod (23) and the second push rod (24) respectively with the instrumented wheelset (5) (52) are in contact.
3. calibration test platform for force-measuring wheel set according to claim 2, it is characterised in that:The horizontal loading unit (2) is entered One step includes can adjust the first adjusting part (25) of horizontal oil cylinder (22) transverse shifting, first adjusting part (25) Including the first guide rail (251) being arranged on the sliding seat (21), being provided with first guide rail (251) can be with described The first sliding block (252) that one guide rail (251) is engaged, first sliding block (252) is connected with the sliding seat (21).
4. calibration test platform for force-measuring wheel set according to claim 3, it is characterised in that:It is provided with the sliding seat (21) The fixed block (26) being engaged with first push rod (23), the fixed block (26) is provided with fixing hole, first push rod (23) movably it is installed in the fixing hole.
5. calibration test platform for force-measuring wheel set according to claim 1, it is characterised in that:The calibration test platform for force-measuring wheel set Further comprise the Plumb load unit (3) that can apply vertical load, the Plumb load unit (3) includes being arranged at the top Vertical oil cylinder (31) on beam (13), the vertical oil cylinder (31), which is connected with, can clamp the shaft end (51) of the instrumented wheelset (5) Clamping assembly (32), the clamping assembly (32) include up and down combination set the first clamping block (321) and the second clamping block (322)。
6. calibration test platform for force-measuring wheel set according to claim 5, it is characterised in that:The first clamping block (321) and Second clamping block (322) is V-block, and the V-type inner concave of the first clamping block (321) and the second clamping block (322) is mutually carried on the back From setting.
7. calibration test platform for force-measuring wheel set according to claim 5, it is characterised in that:The first clamping block (321) and The protective ring (33) of the instrumented wheelset (5) shaft end (51) can be prevented by being provided between second clamping block (322).
8. the calibration test platform for force-measuring wheel set according to claim any one of 1-7, it is characterised in that:Further comprise transverse direction Adjustment unit (4), the lateral adjustments unit includes can adjust the second regulation group of horizontal loading unit (2) transverse shifting Part (41), second adjusting part (41) includes the second guide rail (411) being arranged on the bottom girder (11), and described second leads Be provided with the second sliding block (412) that can be engaged with second guide rail (411) on rail (411), second sliding block (412) with The sliding seat (21) is connected;Second adjusting part (41) further comprises the stop seat being arranged on the bottom girder (11) (413), the stop seat (413) is connected by jackscrew (414) with one end of the sliding seat (21).
9. calibration test platform for force-measuring wheel set according to claim 8, it is characterised in that:The lateral adjustments unit (4) is entered One step includes that the stop assembly (42) of horizontal loading unit (2) transverse shifting can be limited, and the stop assembly (42) includes Push rod (421) and spring (422), one end of the push rod (421) are connected with one end of the sliding seat (21), the push rod (421) other end stop seat (413) corresponding with the sliding seat (21) end is connected;Spring (422) compression is arranged In on the push rod (421), the two ends of the spring (222) are contacted with the sliding seat (21), stop seat (413) respectively.
10. calibration test platform for force-measuring wheel set according to claim 9, it is characterised in that:The vertical oil cylinder (31) enters one Step, which is connected with, can monitor the first sensor (34) of vertical oil cylinder (31) load capacity;Second push rod (24) is connected with can Monitor the second sensor (27) of horizontal oil cylinder (22) load capacity;The sliding seat (21), which is connected with, can monitor the slip The 3rd sensor (43) of seat (21) displacement.
CN201710508205.4A 2017-06-28 2017-06-28 Calibration test platform for force-measuring wheel set Active CN107255545B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710508205.4A CN107255545B (en) 2017-06-28 2017-06-28 Calibration test platform for force-measuring wheel set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710508205.4A CN107255545B (en) 2017-06-28 2017-06-28 Calibration test platform for force-measuring wheel set

Publications (2)

Publication Number Publication Date
CN107255545A true CN107255545A (en) 2017-10-17
CN107255545B CN107255545B (en) 2019-11-05

Family

ID=60023425

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710508205.4A Active CN107255545B (en) 2017-06-28 2017-06-28 Calibration test platform for force-measuring wheel set

Country Status (1)

Country Link
CN (1) CN107255545B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109030038A (en) * 2018-08-09 2018-12-18 中车株洲电力机车有限公司 A kind of calibration test platform for force-measuring wheel set
CN110203419A (en) * 2019-05-29 2019-09-06 陕西飞机工业(集团)有限公司 A kind of airplane throttle rod force measuring device
CN113484045A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Longitudinal force measuring system and force measuring wheel set calibration test bed
CN113484043A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Vertical force measuring system and force measuring wheel set calibration test bed
CN113484042A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Calibration test bed for force measuring wheel set
CN113484044A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Transverse force measuring system and force measuring wheel set calibration test bed
CN113484046A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Calibration test bed for force measuring wheel set

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10315666A1 (en) * 2003-04-04 2004-11-11 Deutsche Bahn Ag Calibration method for a wheel force measuring installation for railway vehicles in which a calibration factor is calculated from the ratio of the difference between maximum and minimum applied loads and the applied load
CN201589709U (en) * 2010-01-12 2010-09-22 柳州机车车辆厂 Railway carriage wheel pair housing box running-in test stand
EP2866014A1 (en) * 2013-10-18 2015-04-29 Bombardier Transportation GmbH Method and device for validating a tension measurement device for a wheel set of a railway vehicle
CN205670082U (en) * 2016-06-16 2016-11-02 中车青岛四方车辆研究所有限公司 A kind of calibration test platform for force-measuring wheel set

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10315666A1 (en) * 2003-04-04 2004-11-11 Deutsche Bahn Ag Calibration method for a wheel force measuring installation for railway vehicles in which a calibration factor is calculated from the ratio of the difference between maximum and minimum applied loads and the applied load
CN201589709U (en) * 2010-01-12 2010-09-22 柳州机车车辆厂 Railway carriage wheel pair housing box running-in test stand
EP2866014A1 (en) * 2013-10-18 2015-04-29 Bombardier Transportation GmbH Method and device for validating a tension measurement device for a wheel set of a railway vehicle
CN205670082U (en) * 2016-06-16 2016-11-02 中车青岛四方车辆研究所有限公司 A kind of calibration test platform for force-measuring wheel set

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
和长见: "轮对标定试验台研究设计", <中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑> *
胡爱全等: "新型测力轮对标定试验台研制", 《铁道机车车辆》 *
辛树国等: "三向加载测力轮对标定试验台的研制", 《铁道车辆》 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109030038A (en) * 2018-08-09 2018-12-18 中车株洲电力机车有限公司 A kind of calibration test platform for force-measuring wheel set
CN110203419A (en) * 2019-05-29 2019-09-06 陕西飞机工业(集团)有限公司 A kind of airplane throttle rod force measuring device
CN113484045A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Longitudinal force measuring system and force measuring wheel set calibration test bed
CN113484043A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Vertical force measuring system and force measuring wheel set calibration test bed
CN113484042A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Calibration test bed for force measuring wheel set
CN113484044A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Transverse force measuring system and force measuring wheel set calibration test bed
CN113484046A (en) * 2021-07-07 2021-10-08 中车唐山机车车辆有限公司 Calibration test bed for force measuring wheel set

Also Published As

Publication number Publication date
CN107255545B (en) 2019-11-05

Similar Documents

Publication Publication Date Title
CN107255545A (en) Calibration test platform for force-measuring wheel set
EP2372334B1 (en) Vehicle-body integrated test bench
CN205670082U (en) A kind of calibration test platform for force-measuring wheel set
CN103759885B (en) A kind of calibration test platform for force-measuring wheel set
CA2759431C (en) Test method for bogies as well as a test stand and assembly stand
CN106556520A (en) Bogie performance test stand
CN105035903A (en) Elevator load test device and test method thereof
CN203672555U (en) Instrumented wheelset calibration test stand
CN106742056A (en) It is a kind of to automatically adjust the aircraft jack for eliminating side force
CN103033333B (en) Anti-roll performance testing apparatus in cab
CN107101840B (en) Wheel is to test booster and wheel track pilot system
CN110884978B (en) Device and method for testing tension of steel wire rope of mining friction type elevator
CN205114759U (en) Variable gradient slant hoisting conveyance test platform
CN109030038A (en) A kind of calibration test platform for force-measuring wheel set
CN106813764B (en) Weight measuring device and vehicle detection system with same
CN102564690B (en) Calibration test platform for force-measuring wheel set
CN111504670B (en) Comprehensive performance test bed for variable-gauge wheel set
CN2554063Y (en) Ultrasonic intelligence detection detector for axle of stock
CN204588167U (en) A kind of tipper clamping weighting apparatus
CN101995340A (en) Full-scale derailing principle test stand with steering frame operating on rails
CN105738205A (en) Test device for crane girder
CN2786572Y (en) Railway vehicle weighing spring-adjusting balancing test bench
CZ2012125A3 (en) Test bench for stationary testing rail vehicles and measuring method on such a test bench
CN206394909U (en) It is a kind of to automatically adjust the aircraft jack for eliminating side force
CN205562286U (en) Hoist girder test device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant