CN107255545B - Calibration test platform for force-measuring wheel set - Google Patents
Calibration test platform for force-measuring wheel set Download PDFInfo
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- CN107255545B CN107255545B CN201710508205.4A CN201710508205A CN107255545B CN 107255545 B CN107255545 B CN 107255545B CN 201710508205 A CN201710508205 A CN 201710508205A CN 107255545 B CN107255545 B CN 107255545B
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
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 beam (11), top beam (13) and two vertical beams (12), and the opposite end of two vertical beam (12) is connected with bottom beam (11) and top beam (12) respectively；The rail seat (15) that can carry the instrumented wheelset (5) is provided on the bottom beam (11), it is characterized by: the bottom beam (11) is further connected with auxiliary beam assembly (14), it is provided with and can matches with the rail seat (15) to load and unload the track of the instrumented wheelset (5) (16) on the auxiliary beam assembly (14).Calibration test platform for force-measuring wheel set of the invention, structure is simple, easy to use, is conducive to improve working efficiency.
Description
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 technique
According to appendix C in GB/T 5599-201 " evaluation of rolling stock's dynamic performance and test for identification specification "
It is required that wheel-rail force is generally measured by instrumented wheelset.Instrumented wheelset is in rail vehicle dynamics experimental study
Core sensor part, by calibration wheel to the strain variation at upper design position, to detect detection locomotive, vehicle, high speed motor car
Group acts on vertical force and cross force on rail in different operating conditions and line condition wheel of getting off, by these force value into
Row analytical calculation 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, lateral load to instrumented wheelset, examine dynamometry to Calibrating experimental bench
Take turns the key equipment to performance indexes, guarantee wheel rail force measurement accuracy.
Calibration test platform for force-measuring wheel set includes the portal frame for carrying instrumented wheelset and loading unit, in order to give force-measuring wheel
Pair 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 requires when instrumented wheelset is packed into or takes out operation, it is necessary first to by equipment such as overhead traveling cranes by door frame to two side to overturn, to
After instrumented wheelset is packed into or takes out, then portal frame is rotated again by equipment such as overhead traveling cranes and is closed up.Portal frame volume and weight is all
It is larger, portal frame is overturn not only inconvenient, but also there are biggish security risks.
Chinese patent CN102564690A discloses a kind of novel calibration test platform for force-measuring wheel set, including as other groups
The calibrating table bearing base of part brace foundation is arranged on the calibrating table bearing base for gantry of instrumented wheelset to be fixedly mounted
Frame component, and wheel on portal frame component for being positioned to instrumented wheelset is set to the limiting device that is loaded, it is described
The mechanism that there is the adjustable positioning instrumented wheelset to the limiting device that is loaded is taken turns, which includes at least can be along the calibrating table
The load gantry structure of the lateral stepless positioning instrumented wheelset of bearing base.Calibration test platform for force-measuring wheel set of the present invention includes two
A portal frame moves two portal frames outward by portal frame cross sliding driving device, directly when being packed into or taking out instrumented wheelset
Reach the space needed for instrumented wheelset is packed into or takes out to distance between two portal frames, when instrumented wheelset is packed into or takes out testing stand
Afterwards, then by cross sliding driving device move portal frame inwardly, structure is complicated and cost is higher, is unfavorable for promoting and applying.
Therefore, a kind of simple calibration test platform for force-measuring wheel set of structure, practicability with higher and cost performance are designed,
It is very important to those skilled in the art.
Summary of the invention
The present invention for above-mentioned calibration test platform for force-measuring wheel set structure is complicated the technical issues of, propose that a kind of structure is simple
Calibration test platform for force-measuring wheel set, practicability with higher and cost performance.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of calibration test platform for force-measuring wheel set, including gantry unit, the gantry unit include that bottom beam, top beam and two are perpendicular
The opposite end of beam, two vertical beam is connected with bottom beam and top beam respectively；The force-measuring wheel can be carried by being provided on the bottom beam
Pair rail seat, the bottom beam is further connected with auxiliary beam assembly, and being provided on the auxiliary beam assembly can be with the rail
Seat is matched to load and unload the track of the instrumented wheelset.
Preferably, further comprising the lateral loading unit that can apply transverse load, the transverse direction loading unit includes
The sliding seat being set on bottom beam has been moveably mounted lateral oil cylinder, the both ends point of the transverse direction oil cylinder on the sliding seat
It is not connected with the first mandril and the second mandril, first mandril and the second mandril are respectively with the wheel of the instrumented wheelset to connecting
Touching.
Preferably, the transverse direction loading unit further comprises being adjusted the first of the lateral oil cylinder transverse shifting to adjust
Component is saved, the first adjusting component includes the first guide rail being set on the sliding seat, is provided on first guide rail
The first sliding block that can be matched with first guide rail, first sliding block and the sliding seat are connected.
Preferably, being provided with the fixed block matched with first mandril on the sliding seat, the fixed block is set
It is equipped with fixation hole, first mandril is movably installed in the fixation 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 include the vertical oil cylinder being set on the top beam, 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 of upper and lower combination settings
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 deviate from setting.
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 that the transverse direction is adjusted to add
The second of carrier unit transverse shifting adjusts component, and the second adjusting component includes the second guide rail being set on the bottom beam,
The second sliding block that can be matched with second guide rail, second sliding block and the sliding seat are provided on second guide rail
It is connected；The second adjusting component further comprises the stop seat being set on the bottom beam, the stop seat by jackscrew with
One end of the sliding seat is connected.
Preferably, the lateral adjustments unit further comprises that can limit stopping for the lateral loading unit transverse shifting
Dynamic component, the stop assembly include mandril and spring, and one end of the mandril 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 mandril, described
It is touched respectively with the sliding seat, stop seated connection at the both ends of spring.
Preferably, the vertical oil cylinder is further connected with the first sensing that can monitor the vertical oil cylinder load capacity
Device；Second mandril is connected with the second sensor that can monitor the lateral oil cylinder load capacity；The sliding seat is connected with can
Monitor the 3rd sensor of the sliding seat displacement.
Compared with prior art, the advantages and positive effects of the present invention are:
1, calibration test platform for force-measuring wheel set of the invention, gantry unit are the simple gate frame being fixedly mounted, and are connected on bottom beam
Be connected to auxiliary beam assembly, assist being provided with the track that can be matched with rail seat on beam assembly, in orbit towards or away from
Rail seat direction pushes instrumented wheelset that can load and unload instrumented wheelset, and avoiding needs when loading and unload instrumented wheelset in the prior art
The technical issues of wanting moving door frame, structure is simple, easy to use, is conducive to improve working efficiency.
2, it is single to change laterally load by setting lateral adjustments unit for calibration test platform for force-measuring wheel set of the invention
The lateral position of member simultaneously fixes lateral loading unit in the lateral position, to realize lateral positions different to instrumented wheelset
Set carry out Plumb load.
Detailed description of the invention
Fig. 1 is the main 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 schematic diagram of the lateral loading unit of the present invention；
Fig. 5 is enlarged drawing at A in Fig. 3；
Fig. 6 is the structural schematic diagram of Plumb load unit of the present invention.
In above each figure: 1, gantry unit；11, bottom beam；12, vertical beam；13, top beam；14, beam assembly is assisted；141, first
Floor stringer；142, the second floor stringer；15, rail seat；16, track；2, lateral loading unit；21, sliding seat；22, lateral oil cylinder；
23, the first mandril；24, the second mandril；25, first component is adjusted；251, the first guide rail；252, the first sliding block；26, fixed block；
3, Plumb load unit；31, vertical oil cylinder；32, clamping assembly；321, the first clamping block；322, the second clamping block；33, it protects
Ring；34, first sensor；4, lateral adjustments unit；41, second component is adjusted；411, the second guide rail；412, the second sliding block；
413, stop seat；414, jackscrew；42, stop assembly；421, mandril；422, spring；5, instrumented wheelset；51, shaft end；52, wheel pair；
53, wheel shaft.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that instrumented wheelset include two wheel to be connected to two wheel pair
The both ends of wheel shaft, described two wheels pair are provided with shaft end, when load test the wheel to being placed on rail, the vertical oil cylinder
The shaft end is loaded, the transverse direction oil cylinder is to two-wheeled to loading；It is laterally horizontal direction in attached drawing 1, it is vertical to be
In attached drawing 1 with lateral vertically upward and downward directions；The orientation or position of the instructions such as term "inner", "outside", "upper", "lower", "front", "rear"
Set relationship be positional relationship based on the figure, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation of the present invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply 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
Invention calibration test platform for force-measuring wheel set install other attachmentes and bear load main body, the gantry unit 1 include bottom beam 11,
Vertical beam 12 and crossbeam 13, the bottom beam 11 is laterally disposed, and the vertical beam 12 is two, and described two vertical beams 12 are vertically installed in institute
The both ends of bottom beam 11 are stated, the crossbeam 13 is connected to the top of described two vertical beams 12, the bottom beam 11, vertical beam 12 and crossbeam 13
Material is steel and is fixedly connected by welding as entirety；The steel that can carry the instrumented wheelset 5 is provided on the bottom beam 11
Rail chair 15, the rail seat 15 are two, when 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 auxiliary beam assembly 16, and the auxiliary beam assembly 16 includes the first floor stringer
141 and second floor stringer 142, first floor stringer 141 be two, described two first floor stringers 141 are located at the bottom beam
The side of 15 corresponding position of rail seat on 11, and be fixedly connected with the bottom beam 11, second floor stringer 142 is located at the bottom
The other side of 15 corresponding position of rail seat on beam 11, and be fixedly connected with the bottom beam 11, first floor stringer 141 and second
The material of floor stringer 142 is steel, and first floor stringer 141 and the second floor stringer 142 pass through welding or bolt in described
Bottom beam 11, which is connected, becomes whole, between the bottom beam 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 test；The gantry unit 1 further comprises track 16, institute
It states track to be respectively arranged on first floor stringer 141 and the second floor stringer 142 and match with the rail seat 15, load
When, the track 16 that is placed in the instrumented wheelset 5 by the external force such as overhead traveling crane or fork truck tool on first floor stringer 141
On, it manually pushes the instrumented wheelset 5 to roll along the track 16 to along the rail seat 15, when unloading, manually pushes the survey
Wheels is rolled to 5 on the track 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 tool hangs away instrumented wheelset 5.
Calibration test platform for force-measuring wheel set of the invention, gantry unit are the simple gate frame being fixedly mounted, and are connected on bottom beam
There is auxiliary beam assembly, assists being provided with the track that can be matched with rail seat on beam assembly, in orbit towards or away from steel
Rail chair direction pushes instrumented wheelset that can load and unload instrumented wheelset, and avoiding needs when loading and unload instrumented wheelset 5 in the prior art
The technical issues of wanting moving door frame, structure is simple, easy to use, is conducive to improve working 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 transverse direction loading unit are that the instrumented wheelset 5 applies transverse load, transverse direction 2 sliding seat of loading unit
21, lateral oil cylinder 22, the first mandril 23 and the second mandril 24, the sliding seat 21 are installed on the bottom beam 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 mandril 23 and
Two mandrils 24 are connected to the both ends of the lateral oil cylinder 22, wherein the top of second mandril 24 and the lateral oil cylinder 22
Outlet is connected；Laterally load when, it is described transverse direction oil cylinder 22 drive second mandril 24 move right and with the instrumented wheelset 5
Wheel be in contact to 52, continue to eject as the lateral oil cylinder 22 ejects end, the wheel of the instrumented wheelset 5 forces described to 52
Lateral oil cylinder 22 is moved to the left along the sliding seat 21, and the transverse direction oil cylinder 22, which ejects end, to be continued to eject, first mandril
23 are in contact with the wheel of the instrumented wheelset 5 to 52；First mandril 23 and the second mandril 24 are aligned with the instrumented wheelset 5
Afterwards, the lateral oil cylinder 22 continues to eject until reaching design transverse load value, so that realization laterally adds the instrumented wheelset
It carries.
Specifically, in order to realize that the lateral oil cylinder 22 moves left and right on the sliding seat 21, the laterally load is single
Member 2 further comprises the first adjusting component 25, and described first, which adjusts component 25, includes the first guide rail 251 and the first sliding block 252, institute
It states the first guide rail 251 to be transversely set on the sliding seat 21, first sliding block 252 matches with first guide rail 251
Merge can with slid laterally on first guide rail 251, first sliding block 252 further with the lateral oil cylinder 22 is fixed connects
It connects to drive the lateral transverse shifting on first guide rail 251 of oil cylinder 22.
With continued reference to Fig. 4, as shown in figure 4, being provided on the sliding seat 21 with 23 corresponding position of the first mandril
Fixed block 26, the fixed block 26 are horizontally arranged with fixation hole, and first mandril 23 is arranged in the fixation hole and can be
Transverse shifting in the fixation hole, i.e., the described fixation hole and 23 clearance fit of the first mandril, the fixed block 26 can be in cross
It plays a supportive role into 22 moving process of oil cylinder to first mandril 23.
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 are that the instrumented wheelset 5 applies vertical load, and the Plumb load unit 3 includes vertical oil
The ejection end of cylinder 31 and clamping assembly 32, the vertical setting of the vertical oil cylinder 31, the vertical oil cylinder 31 be located below and with institute
It states clamping assembly 32 to be fixedly connected, the opposite other end of the vertical oil cylinder 31, which is located above and fixes with the transverse direction 13, to be connected
It connects；The clamping assembly 32 includes upper and lower the first clamping of combination settings 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
It states instrumented wheelset 5 steadily to clamp, the Plumb load unit 3 is set as two, and described two Plumb load units 3 are located at
5 two shaft ends of the instrumented wheelset, 51 corresponding position.
In order to realize to 5 shaft end of instrumented wheelset, 51 automatic capturing, that is, fall 5 shaft end 51 of instrumented wheelset 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 mutually deviates from setting, so that the shaft end 51 falls into described first
In the V-type inner concave of clamping block 321 and the second clamping block 322.
Preferably, the abrasion of the shaft end 51 in order to prevent, 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 as nylon or copper material and contacts with 51 outer circumference surface of shaft end.
Referring to fig. 4, Fig. 5, it is as shown in Figure 4, Figure 5, vertical to the different lateral position progress of the instrumented wheelset 5 in order to realize
Load, calibration test platform for force-measuring wheel set of the invention further comprise the cross that 2 lateral position of the lateral loading unit is adjusted
To unit 4 is adjusted, the lateral adjustments unit 4 includes the second adjusting component 41, and the second adjusting component 41 is led including second
Rail 411 and the second sliding block 412, second guide rail 411 are horizontally set on the bottom beam 11, second sliding block 412 and institute
It states the matching of the second guide rail 411 to merge and can slide laterally on second guide rail 411, the top of second sliding block 412 and institute
It states 21 bottom surface of sliding seat to be connected to drive the sliding seat 21 transversely to move on the bottom beam 11, and then drives the transverse direction
The whole transverse shifting of loading unit 2；In order to fix the lateral position of the lateral loading unit 2, described second adjusts component 41
It further comprise the stop seat 413 being set on the bottom beam 11, and the jackscrew 414 being threadedly coupled with the stop seat 413,
The stop seat 413 is located at lateral one end of the sliding seat 21, laterally setting and the other end and the sliding of jackscrew 414
The end of seat 21 is threadedly coupled；Make the transverse direction of the lateral loading unit 2 by the mutual cooperation of stop seat 413 and jackscrew 414
Position is fixed, further, by rotating one end that the jackscrew 414 is connect with the stop seat 413 to change the cross
To the lateral position of loading unit 2.
Preferably, described second is adjusted in order to increase the stability during 2 lateral adjustments of the lateral loading unit
Unit 41 is set as two, and described two second adjusting units 41 are connected with the left and right ends of the sliding seat 21 respectively, institute
State two the second guide rails 411, the second sliding block 412 is located at the lower sections of 21 left and right ends of sliding seat, described two second
Sliding block 412 is connected with 21 bottom surface of sliding seat respectively；Described two stop seats 413 are located at the left and right of the sliding seat 21
Two sides, described two stop seats 413 are connected with the both ends of the sliding seat 21 by jackscrew 414 respectively respectively.
Further, it when changing the lateral position of the lateral loading unit 2, needs 21 both ends of sliding seat first
Jackscrew 414 screw out at this time the sliding seat 21 in left and right directions be in free state, i.e., the described sliding seat 21 is in left and right directions
It can be subjected to displacement, convenience when lateral 2 lateral position of loading unit, the lateral adjustments unit are adjusted to increase
4 further comprise the stop assembly 42 that can limit lateral 2 transverse shifting of loading unit, the stop assembly 42 be with it is described
The second of the lateral one end of sliding seat 21 is adjusted on component 41, and the stop assembly 42 includes mandril 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 mandril 421 is corresponding with described end of sliding seat 21
Stop seat 413 be connected；The spring 422 is sheathed on the mandril 421, the both ends of the spring 222 respectively with the cunning
Dynamic seat 21, stop seat 413 contact, and the spring 422 is in compressive state, thus to the stop seat of the sliding seat 21 and the end
413 apply pressure, and when the jackscrew 414 at 21 both ends of sliding seat screws out, the elastic force of the spring 422 forces the sliding seat
21 face away from the 42 place end of stop assembly directions it is mobile, that is, the sliding seat 21 can only one-way movement, and then be convenient for
Adjust the lateral position of the lateral loading unit 2.
It should be noted that the vertical oil cylinder 31 and lateral oil cylinder 22 are respectively connected with hydraulic system and can control respectively
The control valve group of 22 output pressure of the vertical oil cylinder 31 and lateral oil cylinder.
Calibration test platform for force-measuring wheel set of the invention further comprises control unit, and described control unit includes sensor group
Part, the sensor module include the first sensor 27 that can monitor 22 load capacity of the lateral oil cylinder, can be monitored described vertical
The second sensor 34 of 31 load capacity of oil cylinder, and the 3rd sensor 43 of 21 displacement of sliding seat can be monitored, described
One sensor 27 is set to the ejection end of the lateral oil cylinder 22 and is connected with second mandril 24, the second sensor 34
It is set between the ejection end and the clamping assembly 32 of the vertical oil cylinder 31, the 3rd sensor 43 is set to the cunning
The bottom surface of dynamic seat 21；Described control unit further comprises that can issue control signal to the lateral oil cylinder 22 and vertical oil cylinder 31
Control module, sensor module will test signal and is sent to control module, and control module issues control signal, and then realizes this
The automatic load 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 automatic load, control unit can be closed, institute is manually operated
The start and stop of lateral oil cylinder 22 and vertical oil cylinder 31 are stated, flexible operation performance is improved.
In order to keep calibration test platform for force-measuring wheel set of the invention 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:
Instrumented wheelset 5 is placed on the track 16 of the first floor stringer 141 using the external force such as fork truck or overhead traveling crane tool, hand
It is dynamic that instrumented wheelset 5 is pushed to roll along the track 16 to the rail seat 15 of the bottom beam 11, at the same be located at it is described two vertical plus
The underface of carrier unit 3, and with lateral 2 coaxial line of loading unit；The clamping assembly 32 and protective ring 33 are installed to institute
31 lower section of vertical oil cylinder is stated, while starting 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 lateral oil cylinder 22, so that first mandril 23 or the
Two mandrils 24 are contacted with the wheel to 52, as the lateral oil cylinder 22 continues to eject and the lateral oil cylinder 22 is along described
The sliding of first guide rail 251, first mandril 23 and the second mandril 24 are contacted with the wheel to 52, to complete instrumented wheelset
5 installation exercise；
Load:
Start the lateral oil cylinder 22 to carry out lateral load to the instrumented wheelset 5, the first sensor 27 will be horizontal
Control module is passed to load value, the control module sending control signal gives the control valve group of the lateral oil cylinder 22,
To make the output pressure of the lateral oil cylinder 22 meet setting value, the lateral oil cylinder 22 is laterally closed after the completion of load；It opens
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 issues control signal to the control valve group of the vertical oil cylinder 31, to make described
The output pressure of vertical oil cylinder 31 meets setting value, and the vertical oil cylinder 31 is closed after the completion of Plumb load；
Plumb load is carried out to the laterally different position of instrumented wheelset 5:
Described two vertical oil cylinders 31 are again started up to lift the instrumented wheelset 5, respectively by 21 both ends of sliding seat
Jackscrew 414 on stop seat 413 is screwed out from the sliding seat 21, and sliding seat 21 is pushed to laterally move, and passes through described the
Three sensors 43 monitor the 21 lateral displacement amount of sliding seat；When the sliding seat 21 is moved to design position, distinguish again
The jackscrew 414 and the sliding seat 21 are screwed, repeat above-mentioned Plumb load operation with laterally different to the instrumented wheelset 5
Position carries out Plumb load.
Claims (7)
1. a kind of calibration test platform for force-measuring wheel set, including gantry unit (1), the gantry unit (1) includes bottom beam (11), top beam
(13) it is connected respectively with bottom beam (11) and top beam (12) with two vertical beams (12), the opposite end of described two vertical beams (12)；Institute
State and be provided with the rail seat (15) that can carry the instrumented wheelset (5) on bottom beam (11), it is characterised in that: the bottom beam (11) into
One step is connected with auxiliary beam assembly (14), be provided on the auxiliary beam assembly (14) can be matched with the rail seat (15) with
Load and unload the track (16) of the instrumented wheelset (5)；
The calibration test platform for force-measuring wheel set further comprises the lateral loading unit (2) that can apply transverse load, the transverse direction
Loading unit (2) includes the sliding seat (21) being set on bottom beam (11), has been moveably mounted cross on the sliding seat (21)
To oil cylinder (22), the both ends of the transverse direction oil cylinder (22) are connected separately with the first mandril (23) and the second mandril (24), and described the
One mandril (23) and the second mandril (24) are respectively in contact to (52) with the wheel of the instrumented wheelset (5)；
The calibration test platform for force-measuring wheel set further comprises lateral adjustments unit (4), and the lateral adjustments unit includes adjustable
Save described lateral loading unit (2) transverse shifting second adjusts component (41), and described second, which adjusts component (41), includes setting
It can be with second guide rail in being provided on the second guide rail (411) on the bottom beam (11), second guide rail (411)
(411) the second sliding block (412) matched, second sliding block (412) and the sliding seat (21) are connected；Described second is adjusted
Component (41) further comprises the stop seat (413) being set on the bottom beam (11), and the stop seat (413) passes through jackscrew
(414) it is connected with one end of the sliding seat (21)；
The lateral adjustments unit (4) further comprises the stop assembly that can limit described lateral loading unit (2) transverse shifting
(42), the stop assembly (42) includes mandril (421) and spring (422), one end and the sliding seat of the mandril (421)
(21) one end is connected, and the other end of the mandril (421) stop seat (413) corresponding with the sliding seat (21) end is solid
Even；Spring (422) wedging ring be set to the mandril (421) on, the both ends of the spring (222) respectively with the sliding seat
(21), stop seat (413) contacts.
2. calibration test platform for force-measuring wheel set according to claim 1, it is characterised in that: it is described transverse direction loading unit (2) into
One step includes being adjusted the first of described lateral oil cylinder (22) transverse shifting to adjust component (25), and described first adjusts component (25)
Including the first guide rail (251) being set on the sliding seat (21), being provided on first guide rail (251) can be with described
The first sliding block (252) that one guide rail (251) matches, first sliding block (252) and the lateral oil cylinder (22) are connected.
3. calibration test platform for force-measuring wheel set according to claim 2, it is characterised in that: be provided on the sliding seat (21)
The fixed block (26) matched with first mandril (23), the fixed block (26) are provided with fixation hole, first mandril
(23) it is movably installed in the fixation hole.
4. 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
It further comprise the Plumb load unit (3) that can apply vertical load, the Plumb load unit (3) includes being set to the top
Vertical oil cylinder (31) on beam (13), the vertical oil cylinder (31) are connected with the shaft end (51) that can clamp the instrumented wheelset (5)
Clamping assembly (32), the clamping assembly (32) includes the first clamping block (321) and the second clamping block of upper and lower combination settings
(322)。
5. calibration test platform for force-measuring wheel set according to claim 4, 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.
6. 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) that can prevent the instrumented wheelset (5) shaft end (51) from wearing is provided between second clamping block (322).
7. calibration test platform for force-measuring wheel set according to claim 6, it is characterised in that: the vertical oil cylinder (31) is further
It is connected with the first sensor (34) that can monitor vertical oil cylinder (31) load capacity；Second mandril (24) is connected with and can supervise
Survey the second sensor (27) of described lateral oil cylinder (22) load capacity；The sliding seat (21), which is connected with, can monitor the sliding seat
(21) 3rd sensor (43) of displacement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710508205.4A CN107255545B (en) | 2017-06-28 | 2017-06-28 | Calibration test platform for force-measuring wheel set |
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| CN201710508205.4A CN107255545B (en) | 2017-06-28 | 2017-06-28 | Calibration test platform for force-measuring wheel set |
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| CN107255545A CN107255545A (en) | 2017-10-17 |
| CN107255545B true CN107255545B (en) | 2019-11-05 |
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| CN201710508205.4A Active CN107255545B (en) | 2017-06-28 | 2017-06-28 | Calibration test platform for force-measuring wheel set |
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Families Citing this family (9)
| 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 |
| CN110203419B (en) * | 2019-05-29 | 2022-08-05 | 陕西飞机工业（集团）有限公司 | Aircraft accelerator lever force measuring device |
| CN113484047A (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 |
| CN113484045B (en) * | 2021-07-07 | 2022-11-22 | 中车唐山机车车辆有限公司 | Longitudinal force measuring system and force measuring wheel set calibration test bed |
| CN113484044B (en) * | 2021-07-07 | 2022-11-22 | 中车唐山机车车辆有限公司 | A lateral force measuring system and a force measuring wheel set calibration test bench |
| CN113484043B (en) * | 2021-07-07 | 2022-11-22 | 中车唐山机车车辆有限公司 | Vertical force measuring system and force measuring wheel set calibration test bed |
| CN113484046B (en) * | 2021-07-07 | 2022-11-22 | 中车唐山机车车辆有限公司 | Calibration test bed for force measuring wheel set |
| CN113484042B (en) * | 2021-07-07 | 2022-11-22 | 中车唐山机车车辆有限公司 | Calibration test bench for force-measuring wheel set |
| CN114088290B (en) * | 2021-11-19 | 2024-03-08 | 中车长春轨道客车股份有限公司 | Steel rail assembly for measuring force wheel set calibration and measuring force wheel set calibration test bed |
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| 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 |
| 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 |
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| 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 |
| 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 |
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| 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 |
| 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 |
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