CN213068492U - Intelligent sleeper embedded sleeve uplift resistance test trolley - Google Patents
Intelligent sleeper embedded sleeve uplift resistance test trolley Download PDFInfo
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- CN213068492U CN213068492U CN202022067800.9U CN202022067800U CN213068492U CN 213068492 U CN213068492 U CN 213068492U CN 202022067800 U CN202022067800 U CN 202022067800U CN 213068492 U CN213068492 U CN 213068492U
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Abstract
An intelligent sleeper embedded casing pipe uplift force test trolley completely integrates uplift instruments which are manually carried and assembled and originally required by a test, 3D laser scanning data collection and analysis processing functions are additionally arranged, scanning data are transmitted to a computer, space coordinates are inversely calculated and transmitted to a mechanical arm to be automatically aligned, automatic operation is controlled by combining computer RPC programming, then a displacement sensor, a force value sensor and a torsion detection sensor are utilized to collect test data and trigger signals, mechanical action is further controlled, after equipment is started, the intelligent sleeper uplift force test trolley is automatically installed, locked and released in the whole process, a hydraulic station automatically carries out constant-speed loading, stably maintains pressure and holds load, uniformly reduces pressure and unloads and records test data, an operation surface is scanned after the uplift force is stressed, sleeper cracks are detected, test results are judged, and the test data are uploaded to an information-based large platform, the whole process does not need manual intervention, and the influence of manual operation on a test conclusion in the test of the traditional uplift resistance tester is avoided.
Description
Technical Field
The utility model relates to a track traffic quality testing device technical field, in particular to experimental dolly of intelligence sleeper buried sleeve uplift resistance.
Background
Along with the rapid development of high-speed railways in China, a large number of concrete sleepers are used on the railways, and embedded sleeves buried in the sleepers fix spikes through a fastener system, so that elastic strips are compressed to lock steel rails, and the stability of the steel rails during the operation of the trains is ensured. Therefore, in the prefabrication process of the sleeper, the installation fixing firmness of the embedded sleeve has a decisive effect on the entity quality of the sleeper, and during finished product detection, the uplift resistance detection of the embedded sleeve becomes a key item for sleeper batch detection. Therefore, in the production process of the sleeper, the accuracy of the method for testing the pulling resistance of the embedded sleeve and the effectiveness of the detection structure are important factors for identifying the qualified product quality.
In the railway acceptance standard, the anti-pulling force of 3 embedded sleeves is required to be detected for a batch of products, after the anti-pulling force of each embedded sleeve is uniformly loaded to the design pressure of 60KN, the anti-pulling force reaches 3 minutes under the condition of continuously maintaining the pressure of 60KN, and the condition that no crack exists around the sleeve is judged to be qualified.
According to the detection requirement, the mode that the anti-pulling instrument is manually installed is adopted in the conventional sleeper quality inspection test, the long screw rod, the split heads and the penetrating hydraulic jacks are conveyed to the embedded sleeves of the sleepers, then the pressurizing rod is manually assembled, the digital display meter is connected, the long screw rod is screwed into the embedded sleeves (the design depth is 120 mm), the split heads and the hydraulic jacks are sequentially assembled from top to bottom, then the penetrating iron base plate is placed on the jacks, and finally the double nuts are screwed on the screw rod to prevent the reverse rotation during pressurization. After the sleeper embedded steel plate test device is ready, a pressurizing rod (similar to a water well pressure rod) is pressed back and forth manually to gradually load a standard load (generally 60 KN), the pressure value is maintained at 60KN, the duration is 3 minutes, unloading is carried out after the test is completed, each test device is moved away manually in a reverse order, whether cracks are generated around the embedded sleeve is checked, the test is successful if no cracks are generated, and after 3 embedded sleeves are detected by a batch of sleepers, the anti-pulling force of the embedded sleeve of the batch of sleepers or the track plates is qualified if all the embedded sleeves are qualified.
The conventional test has the problems that the pressure loading is realized by manually operating a pressure pump in the test process, the loading rate is not uniform during manual operation, the inaccuracy is brought to the final numerical value of the test, the sealing problem of the equipment inevitably causes pressure loss and the numerical value is continuously reduced when a hydraulic jack is actually used for loading due to the requirement of keeping the pressure on 60KN in the pressure keeping process, the test is ineffective due to the fact that the pressure keeping time value is lower than the design value during the manual operation for pressurization, the pressure is always loaded to 62KN or even 63KN, the phenomenon of higher value is further carried out, the pressure is always supplemented in the test process, a pre-reduction space is provided to ensure that the whole 3 minutes can be stabilized above the design value, the overlarge pressure is adopted during the manual loading, the higher requirement is brought to the qualified withdrawal resistance of the embedded casing, on the other hand, the condition that the test time value is reduced too fast to be lower than the design value occasionally occurs, also can directly lead to the test data invalid, and the testing personnel often neglects the process of the test accuracy because of redoing consuming time more, make the phenomenon that the product quality is in doubt, after holding the pressure, the pressure value directly uninstalls, also can not accord with the requirement of rate control, cause the resistance to plucking test inaccuracy, finally, the in-process of whole experimental detection, the test data is artificial control from beginning to end, do not possess the inspection, the control means, no information management and control, rate, the power value is for the record, the authenticity is in doubt, more do not detect the direct data of filling in to record form phenomenon, the inspection of the sleeve pipe resistance to plucking of sleeper and track board is extremely important again, influence is great.
Disclosure of Invention
To the above defect, the utility model aims to provide an intelligence sleeper buried sleeve resistance to plucking test dolly solves the problem among the prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an intelligence sleeper buried sleeve resistance to plucking test dolly, includes:
the translation trolley is spliced by profile steel and comprises a detection platform and a fixed support;
the truss structure is characterized by comprising a truss support system, a truss structure and a steel truss, wherein two H-shaped steel columns are used as stand columns, one square channel steel is used as a cross beam, and a row of racks are arranged on the cross beam;
the three-dimensional mechanical arm group consists of two sections of truss structures, the two sections of truss structures are connected in a hinged mode, and the opening and closing modes of the two sections of mechanical arms are realized through a hydraulic oil cylinder;
the hydraulic station is arranged on the detection platform and provides hydraulic power for each part;
the hydraulic anti-pulling assembly is arranged at the tail end of the three-dimensional mechanical arm group and used for pressurizing, holding, releasing and loosening the sleeper rail, and is also provided with a displacement sensor, a force value sensor and a torsion sensor for monitoring various data in the test process;
a three-dimensional scanner: the embedded sleeve three-dimensional data scanning device is arranged at the tail end of the three-dimensional mechanical arm group, scans the embedded sleeve three-dimensional data in the sleeper and transmits the embedded sleeve three-dimensional data to a main control computer, and after the test is finished, the embedded sleeve three-dimensional data scanning device scans and detects cracks and retains pictures;
the main control machine collects the transmission information of each signal, analyzes the data of the three-dimensional scanner, utilizes a program to reversely calculate the motion displacement, controls the alignment, operates the set RPC program to the data of each sensor in the stress test process, and sends a working instruction to each electromagnetic valve to complete the automatic control.
Preferably, the anti-pulling instrument assembly comprises a cylinder body, a gear connecting rod, a locking nut, a stressed screw rod and a piston are sequentially arranged in the cylinder body from top to bottom, the upper end outside the cylinder body is connected with a hydraulic motor for driving the gear connecting rod, the lower end of the cylinder body is connected with a counter-force base plate driven by the stressed screw rod, and an oil inlet valve and an oil return valve are respectively arranged on two sides of the middle outside the cylinder body.
Preferably, H-shaped steel is erected on two sides of a detection platform of the translation trolley to serve as stand columns, square channel steel serving as a cross beam is transversely connected to the upper ends of the stand columns to form a truss support system, one section of truss of the three-dimensional mechanical arm set is connected with a rack on the cross beam, and the tail end of the other section of truss is respectively connected with a hydraulic anti-pulling assembly, a three-dimensional scanner and a main control computer.
Preferably, the detection platform is respectively provided with two sleeper rail stop blocks, and the detection platform is also provided with an electromagnetic valve for pushing the sleeper rail stop blocks to move.
The utility model has the advantages that: the utility model discloses a mechanical automation's principle, the resistance to plucking appearance complete integration that will test the artifical transport equipment of requirement originally is in the same place, install three-dimensional scanner scanning data collection and analysis and processing function additional, scanning data transmission to main control computer back, the space coordinate transmission of working against to arm automatic alignment combines computer RPC programming control automatic operation, recycle displacement sensor, power value sensor and torsion detection sensor and collect and carry out signal trigger to test data, and then control mechanical action.
After equipment is started, in the whole process, the intelligent anti-pulling instrument test trolley is automatically installed, locked and loosened, a hydraulic station automatically loads at a constant speed, stably maintains the pressure and holds the load, uniformly reduces the pressure and unloads and records test data, an operation surface is scanned after the anti-pulling force is stressed, cracks of a sleeper are detected, a test result is judged, the test data are uploaded to an informationized large platform, and the whole process does not need manual intervention.
The loading, load holding and unloading processes are controlled by a computer, particularly intelligent pressure compensation is performed in the load holding process, the accuracy of a loading force value in 3 minutes is fully guaranteed, meanwhile, the mode that computer records are connected with an information database to upload is adopted, the accuracy and effectiveness of a test result are guaranteed, the quality of the sleeper used by the high-speed railway is reliably guaranteed, the influence of manual operation on a test conclusion in the test of a traditional uplift resistance tester is avoided, the whole-process data mechanical control of the test process is guaranteed, the whole-process data mechanical control is perfectly matched with the test requirement of a railway standard, the sleeper is butted with a railway information system, and the test ineffectiveness or inaccuracy caused by artificial influence is avoided.
Drawings
FIG. 1 is a front view of an intelligent resistance to plucking instrument test trolley.
FIG. 2 is a side view of the intelligent resistance to plucking instrument test trolley.
FIG. 3 is a top view of the intelligent resistance to plucking instrument test trolley.
FIG. 4 is a schematic diagram of the structure of the resistance-pulling gauge assembly.
Fig. 5 is an electric control diagram of the test trolley of the intelligent pulling resistance instrument.
Fig. 6 is an auxiliary control loop diagram of the test trolley of the intelligent resistance to plucking instrument.
FIG. 7 is a schematic diagram of a hydraulic system of the test trolley of the intelligent resistance to plucking instrument.
Wherein: the system comprises a sleeper 1, a detection platform 2, a three-dimensional mechanical arm group 3, a hydraulic station 4, an anti-pulling instrument component 5, a wheel group 6, a fixed support 7, an embedded sleeve 8, a three-dimensional scanner 9, a sleeper stop block 10, a moving component 11, a hydraulic motor 12, a transverse gear bar 13, a gear connecting rod 14, a stress screw 15, a nut 16, an oil return valve 17, an oil inlet valve 18, a piston 19, a counter-force base plate 20, a master control machine 21 and a handrail 22.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1-7, the intelligent sleeper embedded casing anti-pulling force test trolley mainly comprises a translation trolley, a truss support system, a three-dimensional mechanical arm group 3, a main control machine 21, an anti-pulling instrument assembly 5, an anti-pulling reaction frame and a hydraulic station 4. The whole vehicle body of the translation trolley mainly comprises two directional wheels and two universal wheels (namely the wheel set 6), so that the translation trolley occupies small space, is convenient to walk and can adapt to various tests in plants or outside plants.
The flat car is provided with a hydraulic oil cylinder and a profile steel supporting structure, the truss structure is formed by taking two H-shaped steel as stand columns, one square channel steel as a cross beam, a row of racks are arranged on the cross beam, the three-dimensional mechanical arm group 3 is connected with the cross beam in a hinged mode, and a gear rack, a servo motor and an automatic locking system between the mechanical arm and the cross beam form a transverse walking system. Under the control of the positioning system program, the three-dimensional mechanical arm group 3 can move freely on the cross beam.
The three-dimensional mechanical arm group 3 is composed of two sections of common truss structures, the two sections of truss structures are connected in a hinged mode, and the opening and closing modes of the two sections of mechanical arms are realized through a hydraulic oil cylinder.
And reserving an anti-pulling instrument assembly 5 mounting platform at the tail end of the three-dimensional mechanical arm group 3, wherein the anti-pulling instrument assembly 5 can be replaced according to the type of the test sleeper. The utility model provides an anti-pulling appearance subassembly 5 mainly includes a punching jack, atress screw rod 15, supporting nut 16, and reaction backing plate 20 and the automatic control system that screws of screw rod. The automatic screw control system comprises a hydraulic motor 12, a vertical stressed screw 15, a transverse gear rack and a gear steering assembly, and a displacement sensor, a torsion sensor and a force value sensor are respectively arranged in the control system to control the screwing-in and screwing-out of the stressed screw 15.
The intelligent anti-pulling instrument test trolley is mainly characterized in that automatic alignment of an anti-pulling test screw rod can be realized, a hydraulic assembly is automatically installed, the screw rod is locked, and automatic hydraulic pressurization, pressure holding, pressure relief and loosening are realized. And automatically recording test data, scanning the cracks of the test sleeper, retaining the image and judging the test result.
First, the sleeper 1 is in place. The test trolley is pushed to the position near a sleeper 1 needing to be subjected to the pre-buried sleeve uplift force test, four fixed supports 7 of the test trolley are put down, the test trolley moving wheel set 6 is completely emptied, the whole trolley is stressed and falls on the fixed supports 7, and the trolley is determined to be stably placed without shaking. And then starting the equipment hydraulic station 4, starting an oil cylinder at the lower part of the detection platform 2, pushing out the sleeper stop dog 10 on the detection platform 2, placing the test sleeper 1 on the detection platform 2 of the test trolley by using a forklift after the sleeper stop dog is pushed in place, retracting the oil cylinder at the lower part of the detection platform 2 after the sleeper stop dog is placed, withdrawing the sleeper stop dog 10 of the detection platform 2, and pulling the sleeper 1 back to the uplift force test area by using the recovery of the sleeper stop dog 10.
After the sleeper 1 is in place, accurate alignment of the stress screw 15 is needed. The three-dimensional scanner 9 of the equipment is moved to the position above the embedded sleeve 8 to be measured by manually controlling the handrail 22 to carry out initial alignment, the embedded sleeve 8 needs to be exposed in the visual range of the three-dimensional scanner 9, and the adjacent sleeve which does not need to be detected can be covered by the protective cover, so that the scanning of the wrong embedded sleeve is avoided. And starting the test switch for testing after the alignment is finished. When a test is started, a main control computer 21 controls a mechanical arm group 3 through a programmed program, so that a three-dimensional scanner 9 on the mechanical arm group 3 scans an embedded sleeve 8 of a tested sleeper 1 in multiple angles, the placing direction (namely the beam direction) of the sleeper 1 is set as an X axis, the opening and closing direction of the mechanical arm group 3 is a Y axis, the vertical axis direction is a Z axis, after the scanning of the three-dimensional scanner 9 is finished, data information is fed back to the main control computer 21, the three-dimensional coordinate position of the embedded sleeve 8 relative to the whole test trolley is accurately determined, the three-dimensional coordinate difference between the center of the sleeve and the lower part of a stress screw 15 of an uplift instrument assembly 5 is calculated and transmitted to a control end of the main control computer 21, the main control computer 21 sequentially adjusts X, Y, Z position through the control end, firstly controls a transverse moving assembly 11, after the transverse moving assembly 11 receives a signal, a servo motor is driven to operate, the three-dimensional scanner 9 synchronously monitors the distance of the transverse displacement, and when the mechanical arm group 3 transversely displaces to the position of the X axis of the embedded sleeve 8, the automatic locking system locks the mechanical arm group 3 on the cross beam. Then the control end of the main control machine 21 analyzes Y, Z shaft data to control the linkage of the mechanical arm group 3, the mechanical arm group 3 supplies pressure through the hydraulic station 4, the opening and closing of the mechanical arm group 3 are controlled by using an electromagnetic valve to enable the tail end of the mechanical arm group 3 to move to the position above the embedded sleeve 8, in the action program design, a section of space for moving downwards needs to be reserved in the Z direction in consideration of preventing the anti-pulling instrument component 5 from colliding with the sleeper 1, when the tail end of the mechanical arm group 3 moves to the position right above the embedded sleeve 8, the control system of the main control machine 21 controls the mechanical arm group 3 to slowly descend to enable the counterforce pad plate 20 in the anti-pulling instrument component 5 to be stably placed on the surface of the sleeper 1, the bottom end of the stress screw 15 in the anti-pulling instrument component 5 is flush with the surface of the embedded sleeve 8, and the control system of the main control machine 21 automatically locks the.
After the accurate positioning control system finishes working, the anti-pulling instrument component 5 starts working, the hydraulic station 4 supplies oil to a hydraulic motor 12 in the component, the stressed screw 15 is slowly screwed downwards through the common driving of components such as a transverse gear bar 13, a gear connecting rod 14 and the like, in the screwing process, a displacement sensor and a torsion sensor in the system respectively monitor the screwing depth of the stressed screw 15 and the torque of the stressed screw 15, data is constantly transmitted to a main control computer 21 for recording, when the twisting torque of the stressed screw 15 reaches 25 kN.M, the hydraulic motor stops working, at the moment, the displacement sensor feeds back a displacement value to the main control computer 21, the main control computer 21 rechecks whether the displacement value is in a qualified interval, if the set depth (120 +/-5 mm) is reached, a signal is transmitted to the screwing system, a hydraulic electromagnetic valve is closed to lock the stressed screw 15, otherwise, an alarm is triggered, and a test is cancelled, the sleeper 1 is inspected for the presence of a blocked hole or other phenomena.
After the screwing system works, the control end of the main control machine 21 starts to control the hydraulic station 4 to stably pressurize the through hydraulic jack in the anti-pulling instrument assembly 5 through the oil inlet valve 18, the force value control rate is loaded at the speed of 50 +/-10 kN/min during pressurization, at the moment, the piston 19 pushes the inner cylinder of the jack, the screw locking nut 16 and the counter-force base plate 20 are simultaneously stressed, and force values are respectively transmitted to the stressed screw 15 and the sleeper 1, so that a force for pulling the embedded sleeve 8 out from the sleeper 1 is formed. According to the standard requirement of a railway test, the anti-pulling force of an embedded sleeve 8 of a sleeper 1 is required to be loaded on 60kN and stably hold a load for 3 minutes, when a hydraulic system holds a load stability value, a value falling phenomenon is inevitably caused due to the problem of sealing performance, for the sake of safety, the situation that the test is invalid due to the fact that the pressure in the load holding process is lower than 60kN is avoided, a main control computer is required to control the loading force value to be 61.5kN and stably hold the load on 60.5kN for 3 minutes during program design (60.5 kN can be used as a pressure supplementing threshold value during design, the pressure supplementing is stopped when the pressure is 61.5kN, the force value is always kept between 60.5kN and 61.5kN during 3 minutes of load holding process), after the load holding is finished, an oil return valve 17 is controlled by a hydraulic station 4 through an electromagnetic valve, a penetrating jack piston 19 returns, an anti-pulling instrument assembly 5 is uniformly unloaded, and the speed of a force value controller is unloaded at the speed of 50 +/-10 k. In the test process, the force value sensor transmits the force value to the control end of the main control machine 21 in real time, and the force value is displayed on the display screen in a chart mode, recorded and filed.
After hydraulic pressure uninstallation, main control computer 21 controls according to the reverse order of test procedure the pine of resistance to plucking appearance subassembly 5 and takes off, start hydraulic motor 12 earlier and reverse to twist soon and extract stress screw 15, when displacement sensor transmission numerical value is O, start 3 displacement control systems of robotic arm group, slowly promote resistance to plucking appearance subassembly 5, make counter-force backing plate 20 and sleeper 1 throw off, after reaching the settlement height, main control computer 21 controls three-dimensional scanner 9 and scans and retains the image to the buried sleeve 8 of having carried out resistance to plucking power detection, judge whether there is the crackle to produce, the arm draws in afterwards. The main control machine 21 automatically inputs data in the test process into a set record report, the data are stored in a database, the data are directly cast to big data of the information platform under the permission of network conditions, the result of the uplift resistance test and image pictures can be remotely observed by a monitoring mechanism, and the data are real and effective.
After the pre-buried sleeve pipe withdrawal resistance test finishes, the position of the dog of adjustment testing platform 2, place the truss reinforcing bar middle part of sleeper with two sleeper rail dog 10, hydraulic pressure station 4 makes the hydro-cylinder under testing platform 2 stretch out through the solenoid valve fuel feeding, drive sleeper dog 10 antedisplacement, promote sleeper 1 and shift out the detection area, fork out sleeper 1 again for the manual work, then hydraulic pressure station 4 oil return, the hydro-cylinder of withdrawal testing platform 2 lower part, sleeper dog 10 playback, loosen fixed bolster 7 of dolly afterwards and change into the atress of removal wheelset 6, the test finishes.
1. The design of the intelligent anti-pulling instrument test trolley adopts a full-automatic mode, one-key operation is realized through a set program in the whole process, the on-duty operation difficulty of testers is reduced, the whole test is completed by only one person, compared with the prior art that test equipment is carried by a plurality of persons, one person operates a manual hydraulic jack during operation, one person reads a stopwatch and other stations supervise and supervise, the manual meter filling is required after the test is completed, the mode input into a computer is more advanced and scientific, and the railway anti-pulling instrument test trolley has comprehensive popularization in the railway market.
2. The nonstandard manual operation in the original pulling resistance test is avoided, the phenomenon of fundamentally stopping part of testers who only do data but do not do tests is avoided, each link of the test is carried out according to standard steps, and the result is accurate.
4. The mechanized automatic control of flow, the data is collected comprehensively to a plurality of sensors, with the experimental process of computer control, form data universalization, the test result image is visual, has possessed long-range supervision nature, has also dodged the possibility of making false when the manual test simultaneously, through the access of the big platform of informationization, uploads experimental data in real time, and real-time warning when unqualified has had more powerful safeguard measure to the quality improvement of high-speed railway sleeper.
5. The detection trolley is light and convenient and can be directly pushed to a sleeper detection area, the manual operation of carrying the components for many times and assembling on site in an original uplift force test is avoided, and the phenomenon that the loose components are stored and often lost and cannot be tested or the test result generated by improper installation is unreal is also avoided.
6. The intelligent anti-pulling instrument test trolley is not only suitable for sleepers with sleeves (SK-2 type double-speed type at the design speed of 250km/h and the like), but also suitable for pre-buried sleeve anti-pulling force detection of CRTSIII type pre-tensioned track boards (at the design speed of 350 km/h) of high-speed railways in China at the present stage.
7. For a heavy haul railway adopting an elastic supporting block, because an embedded part of the heavy haul railway is changed into an inverted wedge-shaped iron seat from an embedded sleeve, when the anti-pulling force test is carried out on the heavy haul railway, a tool with internal threads and matched with the inverted wedge-shaped iron seat needs to be customized, the tool is screwed on a stressed screw rod, then a control program of a main control computer is adjusted, a program of inserting the sleeve into 120mm and reducing the sleeve by 5mm is changed into a program of moving the side face of a wedge opening of the iron seat, and the following operation process is completely the same as that of the sleeve.
8. Development of intelligence sleeper buried sleeve resistance to plucking power measuring trolley will improve sleeper, track board buried sleeve resistance to plucking power measuring means on the railway market, play positive effect to the quality assurance of china's high-speed railway, though be in the utility model stage at present, but be worth all railway projects and promote and use.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (4)
1. The utility model provides an intelligence sleeper buried sleeve anti-pulling force test dolly which characterized in that includes:
the translation trolley is spliced by profile steel and comprises a detection platform and a fixed support;
the truss structure is characterized by comprising a truss support system, a truss structure and a steel truss, wherein two H-shaped steel columns are used as stand columns, one square channel steel is used as a cross beam, and a row of racks are arranged on the cross beam;
the three-dimensional mechanical arm group consists of two sections of truss structures, the two sections of truss structures are connected in a hinged mode, and the opening and closing modes of the two sections of mechanical arms are realized through a hydraulic oil cylinder;
the hydraulic station is arranged on the detection platform and provides hydraulic power for each part;
the hydraulic anti-pulling assembly is arranged at the tail end of the three-dimensional mechanical arm group and used for pressurizing, holding, releasing and loosening the sleeper rail, and is also provided with a displacement sensor, a force value sensor and a torsion sensor for monitoring various data in the test process;
a three-dimensional scanner: the embedded sleeve three-dimensional data scanning device is arranged at the tail end of the three-dimensional mechanical arm group, scans the embedded sleeve three-dimensional data in the sleeper and transmits the embedded sleeve three-dimensional data to a main control computer, and after the test is finished, the embedded sleeve three-dimensional data scanning device scans and detects cracks and retains pictures;
the main control machine collects the transmission information of each signal, analyzes the data of the three-dimensional scanner, utilizes a program to reversely calculate the motion displacement, controls the alignment, operates the set RPC program to the data of each sensor in the stress test process, and sends a working instruction to each electromagnetic valve to complete the automatic control.
2. The intelligent sleeper embedded sleeve anti-pulling force test trolley as claimed in claim 1, wherein the anti-pulling instrument assembly comprises a cylinder, a gear connecting rod, a locking nut, a stressed screw and a piston are sequentially installed in the cylinder from top to bottom, a hydraulic motor driving the gear connecting rod is connected to the upper end outside the cylinder, a counter-force base plate driven by the stressed screw is connected to the lower end of the cylinder, and an oil inlet valve and an oil return valve are respectively installed on two sides of the middle part outside the cylinder.
3. The intelligent sleeper embedded sleeve anti-pulling force test trolley as claimed in claim 1, is characterized in that H-shaped steel is erected on two sides of a detection platform of the translation trolley to serve as stand columns, square channel steel is connected to the upper ends of the stand columns in a transverse mode to serve as cross beams, a truss support system is formed, one section of truss of the three-dimensional mechanical arm group is connected with a rack on the cross beams, and the tail end of the other section of truss is connected with a hydraulic anti-pulling assembly, a three-dimensional scanner and a main control computer respectively.
4. The intelligent sleeper embedded sleeve pulling resistance test trolley as claimed in claim 1, wherein the detection platform is provided with two sleeper stoppers respectively, and the detection platform is further provided with an electromagnetic valve for pushing the sleeper stoppers to move.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022067800.9U CN213068492U (en) | 2020-09-21 | 2020-09-21 | Intelligent sleeper embedded sleeve uplift resistance test trolley |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965034A (en) * | 2020-09-21 | 2020-11-20 | 中铁株洲桥梁有限公司 | Intelligent sleeper embedded sleeve uplift resistance test trolley |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965034A (en) * | 2020-09-21 | 2020-11-20 | 中铁株洲桥梁有限公司 | Intelligent sleeper embedded sleeve uplift resistance test trolley |
| CN111965034B (en) * | 2020-09-21 | 2024-08-20 | 中铁株洲桥梁有限公司 | Intelligent sleeper embedded sleeve pulling resistance test trolley |
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