Suspension force test bench

Abstract

The utility model relates to the technical field of suspension force tests, aims to solve the problems that an existing suspension force test platform is complex in structure, large in operation difficulty and high in manufacturing cost, and wider popularization and application of the existing suspension force test platform are limited, and provides a suspension force test bed. Comprising an electromagnet mounting table, a multi-dimensional force sensor assembly, a gap adjusting assembly, an induction rail, an induction rail mounting plate, an electromagnet and a displacement gap measuring assembly. The electromagnet and the multi-dimensional force sensor assembly are mounted on the electromagnet mounting table; the gap adjusting assembly is mounted on the electromagnet mounting table; the induction rail mounting plate is positioned above the electromagnet mounting table and is opposite to the electromagnet mounting table; the induction rail is mounted on the bottom surface of the induction rail mounting plate; the multi-dimensional force sensor assembly comprises a multi-dimensional force sensor, the gap adjusting assembly comprises a sensor bearing block, and the sensor bearing block is arranged on the multi-dimensional force sensor; the displacement gap measuring assembly is installed on the electromagnet. The device is simple in structure, low in cost and easy to popularize.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of suspension force test, specifically, relates to a suspension force test bench. BACKGROUND

[0002] Current suspension force test platforms play an increasingly important role in research and industrial applications, especially in the fields of precision manufacturing and scientific research.

[0003] The existing suspension force test platforms generally have the problems of complex structure, high operation difficulty and high manufacturing cost, which limit their more extensive popularization and application.

[0004] For example, the Chinese invention patent with application number CN202410050655.3, a medium-low speed maglev traffic magnetic track relationship test bench, and the Chinese invention patent with application number CN202210719457.2, an electromagnet test bench, both have the problems of complex system and complex test method.

[0005] The existing suspension force test platforms still have room for improvement in measurement accuracy and stability, especially in high-precision and high-stability applications, the existing platforms may not meet the requirements.

[0006] Although the existing suspension force test platforms have covered some important fields in application fields, there are still some potential application fields that have not been fully explored and utilized.

[0007] The existing suspension force test platforms still have some challenges in design and manufacturing, and the reliability and durability of the platforms are relatively low.

[0008] The existing suspension force test platforms have high manufacturing costs, which limits their promotion and application. UTILITY MODEL CONTENTS

[0009] The utility model aims to provide a suspension force test bench to solve the problems of complex structure, high operation difficulty and high manufacturing cost of the existing suspension force test platforms, which limit their more extensive popularization and application.

[0010] The utility model is implemented by adopting the following technical solutions:

[0011] The utility model provides a suspension force test bench, which comprises an electromagnet mounting table, a multi-dimensional force sensor assembly, a gap adjustment assembly, an induction rail, an induction rail mounting plate, an electromagnet and a displacement gap measurement assembly.

[0012] The electromagnet and the multi-dimensional force sensor assembly are installed on the mounting surface of the electromagnet mounting table; the gap adjustment assembly is installed on the electromagnet mounting table.

[0013] The inductive rail mounting plate is arranged above the electromagnet mounting table and opposite to the electromagnet mounting table; the inductive rail is mounted on the bottom surface of the inductive rail mounting plate.

[0014] The multi-dimensional force sensor assembly comprises a multi-dimensional force sensor, and the gap adjustment assembly comprises a sensor bearing block arranged on the multi-dimensional force sensor.

[0015] The displacement gap measurement assembly is arranged on the electromagnet, and is used for measuring the gap between the electromagnet and the inductive rail.

[0016] The mounting surface of the electromagnet mounting table refers to the top surface of the electromagnet mounting table.

[0017] The suspension force test bench of the utility model generates vertical electromagnetic attraction by electrifying the electromagnet, and the electromagnetic attraction acts on the inductive rail as attraction, the utility model converts the electromagnetic attraction into pressure, specifically, the inductive rail mounting plate acts on the sensor bearing block and transmits to the multi-dimensional force sensor, the sensor bearing block acts on the multi-dimensional force sensor as pressure, and the multi-dimensional force sensor measures the pressure, simultaneously, the displacement gap measurement assembly measures the gap between the electromagnet and the inductive rail in real time, therefore, the utility model has the functions of multi-dimensional suspension force measurement and gap detection.

[0018] The suspension force test bench of the utility model has simple structure and assembly mode, reduces manufacturing cost, is more economical and practical, and is easy to popularize and apply.

[0019] As a preferred technical scheme:

[0020] The multi-dimensional force sensor can be but is not limited to a three-dimensional force sensor, and a suitable sensor can be selected according to actual conditions.

[0021] As a preferred technical scheme:

[0022] The multi-dimensional force sensor assembly further comprises a sensor mounting seat and a guide column, the sensor mounting seat is fixedly mounted on the electromagnet mounting table, and the multi-dimensional force sensor is mounted on the sensor mounting seat.

[0023] One end of the guide column is connected to the sensor mounting seat, the other end of the guide column passes through a guide hole in the inductive rail mounting plate, and the guide column cooperates with the guide hole.

[0024] As a preferred technical scheme:

[0025] The gap adjusting assembly further comprises an adjusting rod, one end of the adjusting rod is fixedly connected with the sensor carrier block, and the other end of the adjusting rod is connected with an adjusting part through the induction rail mounting plate.

[0026] The adjusting part is used for adjusting the vertical distance between the induction rail mounting plate and the electromagnet mounting table.

[0027] As a preferred technical solution:

[0028] The other end of the adjusting rod is further connected with a locking part.

[0029] The locking part locks the adjusting part after the adjusting part is adjusted in place, and fixes the position of the adjusting part on the adjusting rod.

[0030] As a preferred technical solution:

[0031] The adjusting rod can be, but is not limited to, a screw rod, the adjusting part can be, but is not limited to, an adjusting nut, and the locking part can be, but is not limited to, a locking nut.

[0032] The screw rod and the nut are adopted, the structure is simple, and the adjustment is convenient.

[0033] As a preferred technical solution:

[0034] The displacement gap measuring assembly comprises a mounting support, a mounting plate and a displacement gap sensor, the mounting support is fixedly installed on the electromagnet, the mounting plate is fixedly connected with the mounting support, and the displacement gap sensor is installed on the mounting plate.

[0035] As a preferred technical solution:

[0036] The levitation force test bench further comprises a power supply and a control system, the power supply is connected with the coil of the electromagnet, the power supply is used for providing voltage and current for the coil of the electromagnet, the control system is connected with the power supply, and the control system is used for controlling the power supply to output different voltages and currents.

[0037] As a preferred technical solution:

[0038] The levitation force test bench further comprises a data acquisition system and an information processing system, the data acquisition system is connected to the information processing system.

[0039] The multi-dimensional force sensor and the displacement gap sensor are both connected to the data acquisition system.

[0040] The electromagnet is connected with a temperature sensor, voltage collectors and current collectors are installed on the circuit between the power supply and the electromagnet, and the temperature sensor, the voltage collectors and the current collectors are connected to the data acquisition system.

[0041] Therefore, the collected pressure data, gap data, temperature data of the electromagnet, voltage and current data output by the power supply are transmitted to the information processing system for processing and summarizing to form a test report.

[0042] As a preferred technical solution:

[0043] The end of the guide column passing through the guide hole is also connected with a safety limiting piece.

[0044] The safety limiting piece is used to avoid the guide column from being pulled out of the guide hole.

[0045] As a preferred technical solution:

[0046] The safety limiting piece can be but is not limited to a nut, and other components with limiting function can also be used.

[0047] As a preferred technical solution:

[0048] The mounting support and the mounting plate adopt an L-shaped plate.

[0049] As a preferred technical solution:

[0050] The mounting support and the mounting plate are not limited to an L-shaped plate, and other shaped structural components can also be used.

[0051] As a preferred technical solution:

[0052] The inductive rail corresponds to the position of the electromagnet.

[0053] As described above, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0054] 1、The suspension force test bench of the utility model generates vertical electromagnetic attraction by electrifying the electromagnet, and the electromagnetic attraction acts on the inductive rail as an attractive force. The utility model converts the electromagnetic attraction into pressure. Specifically, the inductive rail mounting plate acts on the sensor bearing block and is transmitted to the multi-dimensional force sensor. The sensor bearing block acts on the multi-dimensional force sensor as pressure. The multi-dimensional force sensor measures the pressure. At the same time, the displacement gap measuring assembly measures the gap between the electromagnet and the inductive rail in real time. Therefore, the utility model has the functions of multi-dimensional suspension force measurement and gap detection.

[0055] 2、The utility model discloses the temperature data of electromagnet, the voltage of power output, current data also transmit to information processing system, therefore, the utility model discloses the synchronous acquisition and record function of coil temperature, current, voltage.

[0056] 3、The utility model discloses the test environment required by electromagnet is provided to the suspension force test platform, and the suspension force test platform of the utility model can accurately study and test and verify the suspension characteristic of electromagnet.

[0057] 4、The utility model discloses the suspension force test platform improves the measurement precision and stability, can satisfy the application demand of high -precision and high stability requirement, the suspension force test platform of the utility model expands the application field of suspension force test platform, makes it can be applied to more industry and field, for example is used in the research of levitation train technology, suspension control technology and levitation material technology to satisfy the demand of precision measurement of different industry, the suspension force test platform of the utility model is simple, stable, and the test mode is definite, improves the reliability and durability of whole test platform, prolongs its service life, and reduces maintenance and repair cost, the suspension force test platform of the utility model carries out modular design to electromagnet mounting platform, inductive rail mounting plate, displacement gap measurement component and gap adjustment component, and the structure and assembly mode are simple, reduce the manufacturing cost, make it more economical and practical, easy to popularize and apply. BRIEF DESCRIPTION OF DRAWINGS

[0058] Figure 1 It is three -dimensional structure schematic view of the suspension force test bench of the utility model.

[0059] Figure 2 It is front view of the suspension force test bench of the utility model.

[0060] Figure 3 It is side view of the suspension force test bench of the utility model.

[0061] Figure 4 It is Figure 2 It is the section view of A-A direction.

[0062] Figure 5 It is three -dimensional structure schematic view of the multi -dimensional force sensor assembly of the utility model.

[0063] Figure 6 It is front view of the multi -dimensional force sensor assembly of the utility model.

[0064] Figure 7 It is side view of the multi -dimensional force sensor assembly of the utility model.

[0065] Figure 8 It is plan view of the multi -dimensional force sensor assembly of the utility model.

[0066] Figure 9 This is a three-dimensional structural diagram of the gap adjustment component described in this utility model.

[0067] Figure 10 This is a front view of the gap adjustment component described in this utility model.

[0068] Figure 11 This is a top view of the gap adjustment component described in this utility model.

[0069] Figure 12 This is a front view of the displacement clearance measuring component described in this utility model.

[0070] Figure 13 This is a side view of the displacement clearance measuring component described in this utility model.

[0071] Figure 14 This is a top view of the displacement clearance measuring component described in this utility model.

[0072] Icons: 100-Electromagnet mounting platform, 200-Multidimensional force sensor assembly, 300-Gap adjustment assembly, 400-Induction rail, 500-Induction rail mounting plate, 600-Electromagnet, 700-Displacement gap measurement assembly, 201-Sensor mounting base, 202-Multidimensional force sensor, 203-Guide column, 301-Adjusting nut, 302-Adjusting screw, 303-Sensor support block, 304-Locking nut, 701-Mounting support, 702-Mounting plate, 703-Displacement gap sensor. Detailed Implementation

[0073] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0074] Example 1

[0075] like Figures 1-4 As shown, this embodiment proposes a levitation force test bench, including an electromagnet mounting platform 100, a multi-dimensional force sensor assembly 200, a gap adjustment assembly 300, a sensing rail 400, a sensing rail mounting plate 500, an electromagnet 600, a displacement gap measuring assembly 700, a power supply and control system, a data acquisition system, an information processing system, etc.

[0076] The electromagnet 600 and the multi-dimensional force sensor assembly 200 are fixedly installed on the top surface of the electromagnet mounting table 100. In this embodiment, the electromagnet 600 is installed in the middle of the electromagnet mounting table 100, and one multi-dimensional force sensor assembly 200 is installed on each of the four corners of the electromagnet mounting table 100.

[0077] As shown in Figures 5-8 The multi-dimensional force sensor assembly 200 includes a sensor mounting seat 201, a multi-dimensional force sensor 202, and a guide column 203. The sensor mounting seat 201 is fixedly installed on the electromagnet mounting table 100, and the multi-dimensional force sensor 202 and the guide column 203 are both installed on the sensor mounting seat 201. The sensor mounting seat 201 and the multi-dimensional force sensor 202 can be connected by bolts, and the guide column 203 can be connected to the sensor mounting seat 201 by threads. The multi-dimensional force sensor 202 can be a three-dimensional force sensor.

[0078] The induction rail mounting plate 500 is located directly above the electromagnet mounting table 100, and the induction rail 400 is fixedly installed on the bottom surface of the induction rail mounting plate 500, corresponding to the position of the electromagnet 600. The induction rail 400 can be fixed to the induction rail mounting plate 500 by bolts.

[0079] The upper end of the guide column 203 passes through the guide hole in the induction rail mounting plate 500 and is connected with a safety nut. The guide column 203 cooperates with the guide hole, and the safety nut is located above the induction rail mounting plate 500.

[0080] As shown in Figures 9-11 The gap adjustment assembly 300 includes an adjusting nut 301, an adjusting screw 302, a sensor bearing block 303, and a locking nut 304. The sensor bearing block 303 is fixedly connected to the lower end of the adjusting screw 302, and the sensor bearing block 303 is placed on the multi-dimensional force sensor 202. The upper end of the adjusting screw 302 passes through the induction rail mounting plate 500 and is connected with the adjusting nut 301 and the locking nut 304 in sequence. By adjusting the position of the adjusting nut 301 on the adjusting screw 302, the vertical distance between the induction rail mounting plate 500 and the electromagnet mounting table 100 is adjusted. After adjustment, the position of the adjusting nut 301 is locked by the locking nut 304.

[0081] The displacement gap measurement assembly 700 is fixedly installed on the electromagnet 600, as shown in Figures 12-14As shown, the displacement gap measuring assembly 700 comprises a mounting support 701, a mounting plate 702 and a displacement gap sensor 703, the mounting support 701 is fixedly mounted on the electromagnet 600, the mounting plate 702 is fixedly connected with the mounting support 701, and the displacement gap sensor 703 is mounted on the mounting plate 702. In this embodiment, the mounting support 701 and the mounting plate 702 are both L-shaped plates, one side plate of the mounting support 701 is attached to and connected with the electromagnet 600, and the other side plate of the mounting support 701 is connected with the mounting plate 702; one side plate of the mounting plate 702 is attached to and connected with the other side plate of the mounting support 701, and the displacement gap sensor 703 is mounted on the other side plate of the mounting plate 702. The connection mode can be bolt connection.

[0082] The displacement gap sensor 703 is used to measure the gap between the electromagnet 600 and the induction rail 400 in real time. The displacement gap sensor 703 can be, but is not limited to, a laser displacement sensor, a radio frequency sensor, and a dial gauge (dial indicator).

[0083] The electromagnet 600 is connected with a power supply, which is used to provide voltage and current for the coil of the electromagnet 600, and the power supply is connected with a control system, which controls the power supply to output different voltages and currents.

[0084] When performing the suspension force test, the gap adjustment assembly 300 is used to adjust different gaps for the test, and the position and inclination angle of the induction rail 400 mounted on the induction rail mounting plate 500 are adjusted to adjust different displacements and deflections for the test.

[0085] The multi-dimensional force sensor 202 and the displacement gap sensor 703 are both connected to a data acquisition system, and the data collected under different test conditions are transmitted to the data acquisition system, and the data acquisition system is connected with an information processing system, and the collected pressure data and gap data are transmitted to the information processing system for processing.

[0086] The electromagnet 600 is connected with a temperature sensor, which is used to measure the temperature of the electromagnet 600, and a voltage collector and a current collector are mounted on the circuit between the power supply and the electromagnet 600, and the temperature sensor, the voltage collector and the current collector are all connected to the data acquisition system, and the temperature data of the electromagnet 600, the voltage and current data output by the power supply are also transmitted to the information processing system, and the information processing system processes and summarizes various data to form a test report.

[0087] The suspension force test platform of the utility model provides the test environment required by the electromagnet, and can accurately research and test the suspension characteristics of the electromagnet.

[0088] The suspension force test platform of the utility model generates vertical electromagnetic attraction by electrifying the electromagnet 600, and the electromagnetic attraction acts on the induction rail 400 as attraction, the utility model converts the electromagnetic attraction into pressure, specifically, the induction rail mounting plate 500 acts on the sensor bearing block 303 and transmits to the multi-dimensional force sensor 202, the sensor bearing block 303 acts on the multi-dimensional force sensor 202 as pressure, the multi-dimensional force sensor 202 measures the pressure, and simultaneously, the displacement gap sensor 703 measures the gap between the electromagnet 600 and the induction rail 400 in real time, therefore, the utility model has the functions of multi-dimensional suspension force measurement and gap detection, the gap adjustment assembly 300 adjusts the gap, therefore, the utility model has the gap adjustment function, the temperature data of the electromagnet 600, the voltage and current data of the power supply are also transmitted to the information processing system, therefore, the utility model has the functions of synchronous acquisition and recording of coil temperature, current and voltage.

[0089] The suspension force test platform of the utility model improves the measurement accuracy and stability, can meet the application requirements of high accuracy and high stability, the suspension force test platform of the utility model expands the application field of the suspension force test platform, can be applied to more industries and fields, for example, is used in the research of suspension train technology, suspension control technology and suspension material technology, to meet the needs of precision measurement of different industries, the suspension force test platform of the utility model is simple in structure and stable, the test mode is clear, improves the reliability and durability of the whole test platform, prolongs the service life, and reduces the maintenance and repair cost, the structure and assembly mode of the suspension force test platform of the utility model are simple, reduce the manufacturing cost, make it more economical and practical, and are easy to popularize and apply.

[0090] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model, for those skilled in the art, the utility model can have various changes and changes, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A levitation force test bench, characterized in that: It includes an electromagnet mounting platform, a multi-dimensional force sensor assembly, a gap adjustment assembly, a sensing rail, a sensing rail mounting plate, an electromagnet, and a displacement gap measurement assembly; The electromagnet and the multi-dimensional force sensor assembly are mounted on the mounting surface of the electromagnet mounting platform; the gap adjustment assembly is mounted on the electromagnet mounting platform. The induction rail mounting plate is located above the electromagnet mounting platform and is positioned opposite to the electromagnet mounting platform; the induction rail is mounted on the bottom surface of the induction rail mounting plate. The multidimensional force sensor assembly includes a multidimensional force sensor, and the gap adjustment assembly includes a sensor support block, which is placed on the multidimensional force sensor. The displacement gap measuring component is mounted on the electromagnet and is used to measure the gap between the electromagnet and the induction rail.

2. The levitation force test bench according to claim 1, characterized in that: The multidimensional force sensor assembly also includes a sensor mounting base and a guide column. The sensor mounting base is fixedly mounted on the electromagnet mounting platform, and the multidimensional force sensor is mounted on the sensor mounting base. One end of the guide post is connected to the sensor mounting base, and the other end of the guide post passes through the guide hole on the sensor rail mounting plate, with the guide post engaging with the guide hole.

3. The levitation force test bench according to claim 1, characterized in that: The gap adjustment assembly also includes an adjustment rod, the sensor support block is fixedly connected to one end of the adjustment rod, and the other end of the adjustment rod passes through the sensor rail mounting plate and is connected to an adjustment component, which is movable on the adjustment rod.

4. The levitation force test bench according to claim 3, characterized in that: The other end of the adjusting rod is also connected to a locking component.

5. The levitation force test bench according to claim 1, characterized in that: The displacement gap measuring assembly includes a mounting bracket, a mounting plate, and a displacement gap sensor. The mounting bracket is fixedly mounted on the electromagnet, the mounting plate is fixedly connected to the mounting bracket, and the displacement gap sensor is mounted on the mounting plate.

6. The levitation force test bench according to claim 5, characterized in that: The levitation force test bench also includes a power supply and a control system. The power supply is connected to the coil of the electromagnet and is used to provide voltage and current to the coil of the electromagnet. The control system is connected to the power supply and is used to control the power supply to output different voltages and currents.

7. The levitation force test bench according to claim 6, characterized in that: The levitation force test bench also includes a data acquisition system and an information processing system, wherein the data acquisition system is connected to the information processing system; Both the multidimensional force sensor and the displacement gap sensor are connected to the data acquisition system; The electromagnet is connected to a temperature sensor, and a voltage acquisition device and a current acquisition device are installed on the circuit between the power supply and the electromagnet. The temperature sensor, the voltage acquisition device, and the current acquisition device are all connected to the data acquisition system.

8. The levitation force test bench according to claim 2, characterized in that: The end of the guide post that passes through the guide hole is also connected to a safety limiting element.

9. The levitation force test bench according to claim 5, characterized in that: Both the mounting bracket and the mounting plate are L-shaped plates.

10. The levitation force test bench according to any one of claims 1-9, characterized in that: The position of the induction rail corresponds to that of the electromagnet.

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