CN212320969U - Electronic jar efficiency test device - Google Patents
Electronic jar efficiency test device Download PDFInfo
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- CN212320969U CN212320969U CN202020877530.5U CN202020877530U CN212320969U CN 212320969 U CN212320969 U CN 212320969U CN 202020877530 U CN202020877530 U CN 202020877530U CN 212320969 U CN212320969 U CN 212320969U
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Abstract
The utility model provides an electric cylinder efficiency testing device, which comprises a control module, a sensor module and a testing platform; the control module is respectively connected with the test platform and the sensor module, and is used for controlling the test platform and receiving a signal returned by the sensor module; the sensor module is arranged on the test platform and used for acquiring test signals; the test platform is used for testing the electric cylinder and comprises an installation platform, a servo motor, a tested electric cylinder and a loading electric cylinder; the mounting platform is used for supporting the servo motor, the tested electric cylinder and the loading electric cylinder. The utility model discloses well testing arrangement adopts intelligent computer to control, can realize the real-time output and the demonstration of test result, and the operation mode is simple swift, has very high human-computer interaction; meanwhile, the efficiency testing device can be used for measuring all performance indexes of the electric cylinder product, the synchronous completion of testing performance can be realized, the testing time is reduced, and the testing efficiency is improved.
Description
Technical Field
The utility model relates to an electronic jar performance detection area especially relates to an electronic jar efficiency test device.
Background
With the rapid development and progress of modern industries and equipment manufacturing industries, people have increasingly high requirements on the performance and functions of the execution terminal of the driving process control device under the push and influence of digital technology, micro-processing technology and the like. The traditional hydraulic and pneumatic actuating mechanisms have the characteristics of poor position controllability, inconvenient maintenance, complex system structure, poor sensitivity, high environmental sensitivity, larger leakage, noise pollution and the like, and are difficult to adapt to the requirements of the current industrial development. With the high-speed development of electronic technology, the problems of restricting the speed regulation control and power density of electric drive are gradually solved, and electric drive also becomes a new great trend in the current drive technology field.
An electric cylinder, which is one of the linear electric actuators, is a power base member that has been developed gradually with the development of modern industries. The linear actuator is an integrated high-performance linear actuator, can convert the rotary motion of a motor into linear motion, and can realize accurate force, position and speed control. Due to the excellent performance and reliable quality, the material has been gradually applied to various fields such as industry, national defense and the like, and has a very fast growth speed and very good market prospect. The electric cylinder device mainly comprises a driving unit, a transmission unit, a supporting unit, a guiding unit and an execution unit. Under the drive of the servo motor, the power is transmitted to a driven machine (lead screw) at a fixed reduction ratio through a reduction mechanism such as a synchronous belt/a belt wheel, and the rotary power of the motor is converted into the linear power of the nut through the power conversion action of the lead screw. The efficiency of the electric cylinder is a reflection of the comprehensive performance of the electric cylinder, and can also reflect the power loss inside the electric cylinder. Efficient mechanical actuation has been a pursued goal of engineers. In the actual design and manufacturing process, the accurate measurement of the efficiency of the electric cylinder is the basis for improving the efficiency of the electric cylinder.
Because the electric cylinder is a linear actuating element driven by a pure mechanical structure, the efficiency of the total mechanism of the electric cylinder is directly influenced by factors such as the material and the structure of each mechanism, a plurality of researches aiming at single parts in the electric cylinder are currently carried out at home and abroad, the research related to the efficiency of the electric cylinder is relatively lacked, and products specially used for testing the efficiency of the electric cylinder in the current market are rare.
A PC-processing-based electric cylinder efficiency test platform is designed in 'parallel type multi-level screw electric cylinder transmission efficiency influence factor and structure optimization research' of Master academic thesis of Zhongnan forestry science and technology university, electric cylinders to be tested are loaded through hydraulic cylinders, and real-time monitoring data of sensors are obtained through real-time communication between the PC and a controller. However, when the tested cylinder is loaded by the hydraulic cylinder, the pressure of the hydraulic cylinder cannot be stabilized at the set load in the dynamic process in the contraction phase of the hydraulic cylinder. The unstable change of the loading load can cause the parameters of voltage, current, load and the like to be tested to have larger fluctuation in the measuring process. The pressure of the hydraulic cylinder needs to be adjusted for many times in the test process, the adjustment process is complicated, and the loading mode of the test platform for loading the tested electric cylinder through the hydraulic cylinder needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can overcome current testing arrangement and adopt the loaded down with trivial details and efficiency of software testing of hydraulic pressure loading device test procedure low, found the electronic jar efficiency test device of the efficiency of measuring whole electronic jar that can be convenient.
Particularly, the utility model provides an electric cylinder efficiency testing device, which is characterized in that the electric cylinder efficiency testing device comprises a control module, a sensor module and a testing platform;
the control module is respectively connected with the test platform and the sensor module, and is used for controlling the test platform and receiving the signal returned by the sensor module;
the sensor module is arranged on the test platform and used for acquiring test signals;
the test platform is used for testing the electric cylinder and comprises an installation platform, a servo motor, a tested electric cylinder and a loading electric cylinder;
the mounting platform is used for supporting the servo motor, the tested electric cylinder and the loading electric cylinder;
the servo motor is connected with the control module and the tested electric cylinder and is used for enabling the control module to drive the tested electric cylinder to test;
the loading electric cylinder is connected with the control module and the tested electric cylinder and is used for providing corresponding reaction force for the tested electric cylinder through the driving of the control module.
Furthermore, the test platform comprises a servo motor reinforcing plate, a middle reinforcing plate and a loading electric cylinder reinforcing plate;
the servo motor reinforcing plate is arranged at the top of the mounting platform and used for bearing the servo motor;
the middle reinforcing plate is arranged at the top of the mounting platform and is adjacent to the servo motor reinforcing plate, one end of the tested electric cylinder is fixed on the servo motor reinforcing plate, and the other end of the tested electric cylinder is fixed on the middle reinforcing plate;
the loading electric cylinder reinforcing plate is arranged at the top of the mounting platform and is adjacent to the middle reinforcing plate, one end of the loading electric cylinder is fixed on the middle reinforcing plate, and the other end of the loading electric cylinder is fixed on the loading electric cylinder reinforcing plate.
Further, the sensor module comprises a torque sensor and a push-pull force sensor;
the torque sensor is connected with the output end of the servo motor and used for collecting the input torque of the electric cylinder efficiency testing device;
the push-pull force sensor is arranged between the tested electric cylinder and the loading electric cylinder and used for collecting the push-pull force output by the tested electric cylinder.
Furthermore, the electric cylinder efficiency testing device comprises an output module, wherein the output module is connected with the control module and used for displaying, storing and printing the test parameter data and the test curve generated by the control module.
Still further, the sensor module comprises a non-contact displacement sensor and a speed measurement sensor, and the non-contact displacement sensor and the speed measurement sensor are used for providing the push rod movement speed of the tested electric cylinder for the control module.
Furthermore, the tested electric cylinder is provided with a left tested support seat and a right tested support seat;
the left end of the tested electric cylinder is fixed on the servo motor reinforcing plate through the left tested supporting seat, and the right end of the tested electric cylinder is fixed on the middle reinforcing plate through the right tested supporting seat;
the loading electric cylinder is provided with a left loading supporting seat and a right loading supporting seat;
the left end of the loaded electric cylinder is fixed on the middle reinforcing plate through the left loading supporting seat, and the right end of the loaded electric cylinder is fixed on the loaded electric cylinder reinforcing plate through the right loading supporting seat.
Furthermore, the control module comprises an industrial personal computer, a loading electric cylinder servo control box and a tested electric cylinder servo control box;
the industrial personal computer is respectively connected with the loading electric cylinder servo control box and the tested electric cylinder servo control box and is used for controlling the loading electric cylinder servo control box and the tested electric cylinder servo control box;
the loading electric cylinder servo control box is connected with the loading electric cylinder and is used for controlling the loading electric cylinder;
the servo control box of the tested electric cylinder is connected with the servo motor and used for controlling the tested electric cylinder through the servo motor.
The utility model has the advantages that:
the utility model discloses compare prior art, the utility model discloses well testing arrangement adopts intelligent computer to control, can realize the real-time output and the demonstration of test result, and operation mode is simple swift, has very high human-computer interaction nature.
The utility model discloses well efficiency testing arrangement can be used for measuring all performance index of electronic jar product almost, can realize the synchronous completion of test performance, reduces test time, improves efficiency of software testing.
The utility model discloses well testing arrangement uses the reinforcing plate to improve whole test platform's application range, belongs to a modular design means, can realize the efficiency test of the electronic jar product of different models through simply changing the test or repacking specific part.
Drawings
Fig. 1 is a schematic structural view of a test platform of an electric cylinder efficiency testing device provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an electric cylinder efficiency testing device provided by an embodiment of the present invention.
The method comprises the following steps of 100-mounting a platform, 101-a servo motor reinforcing plate, 102-a middle reinforcing plate, 103-a loading electric cylinder reinforcing plate, 201-a servo motor, 202-a tested electric cylinder, 203-a loading electric cylinder, 301-a torque sensor and 302-a push-pull force sensor.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples with reference to fig. 1-2.
The utility model discloses an electronic jar efficiency test device, this electronic jar efficiency test device include control module, sensor module, test platform and output module.
The control module is respectively connected with the test platform, the sensor module and the output module and is used for controlling the test platform and the output module and receiving signals returned by the sensor module. In one embodiment, the control module comprises an industrial personal computer, a loading electric cylinder servo control box and a tested electric cylinder servo control box; the industrial personal computer is connected with the loading electric cylinder servo control box, the tested electric cylinder servo control box, the sensor module and the output module respectively by adopting a computer or an FPGA chip, and is used for controlling the loading electric cylinder servo control box, the tested electric cylinder servo control box and the output module and receiving signals returned by the sensor module; the loading electric cylinder servo control box is connected with the test platform and is used for controlling the loading electric cylinder in the test platform; and the servo control box of the tested electric cylinder is connected with the test platform and used for controlling the tested electric cylinder in the test platform.
As shown in fig. 1, the test platform includes a mounting platform 100, a servo motor 201, a tested electric cylinder 202 and a loading electric cylinder 203. The loading electric cylinder 203 and the servo motor 201 are both connected with the control module; the servo motor 201 is controlled by the control module to perform specific motion, so as to drive the tested electric cylinder 202 to move; the loading electric cylinder 203 is controlled by the control module to provide corresponding reaction force.
The sensor module comprises a torque sensor 301, a push-pull force sensor 302, a non-contact displacement sensor, a speed measuring sensor, a temperature sensor, a noise sensor, a laser ranging sensor and the like, wherein each sensor is arranged in the test platform and connected with the control module, and is used for collecting various data of the tested electric cylinder 202 and sending the collected data to the control module.
The output module is connected with the control module and used for outputting the test result of the electric cylinder. In one embodiment, the output module comprises a memory, a display and a printer, and realizes the display, storage and printing of the relevant system test parameter data and the test curve.
The mounting platform 100 comprises a T-slot table for mounting the loading electric cylinder 203, the servo motor 201, the measured electric cylinder 202 and the sensor module. In order to reduce the finish machining area and ensure that the loading electric cylinder 203, the servo motor 201 and the tested electric cylinder 202 can be stably and firmly installed on the T-shaped groove workbench, all devices on the installation platform 100 are installed and fixed on the T-shaped groove workbench through the reinforcing flat plate. The top of the reinforcing flat plate is a mounting plane, and the bottom of the reinforcing flat plate is provided with a T-shaped groove sliding block for fixing with a T-shaped groove workbench.
The reinforcing plate comprises a servo motor reinforcing plate 101, a middle reinforcing plate 102 and a loading electric cylinder reinforcing plate 103, the servo motor reinforcing plate 101, the middle reinforcing plate 102 and the loading electric cylinder reinforcing plate 103 are respectively fixed at the left end, the middle and the right end of the T-shaped groove workbench, positions among the reinforcing plates can be adjusted according to the sizes of the tested electric cylinder 202 and the loading electric cylinder 203, and then the tested electric cylinders 202 of various different models are tested in the testing device. The servo motor 201 and the tested cylinder 202 are parallel to each other and are fixed on the top of the servo motor reinforcing plate 101 in a staggered manner. The servo motor 201 is fixed in front of the left end of the tested electric cylinder 202 through a motor base, and the motor base of the servo motor 201 is fixed on the servo motor reinforcing plate 101 through screws. The output end of the servo motor 201 is connected with the driving pulley and the torque sensor 301 through a coupler. In one embodiment, the coupler is composed of a left half coupler and a right half coupler, the output end of the servo motor 201 is connected with the left half coupler, and the torque sensor 301 is connected with the right half coupler; the two half couplings are connected by bolts through 4 pieces of hexagonal head reamed holes; the torque sensor 301 is provided on a motor base of the servo motor 201.
The cylinder body center shaft of the tested electric cylinder 202 is arranged along the left and right center shaft directions of the T-shaped groove workbench, the left end and the right end of the cylinder body of the tested electric cylinder 202 are respectively connected with the servo motor reinforcing plate 101 and the middle reinforcing plate 102 through supporting seats, the left side of the cylinder body is fixed on the servo motor reinforcing plate 101 through a left tested supporting seat, and the right side of the cylinder body is fixed on the middle reinforcing plate 102 through a right tested supporting seat. In one embodiment, the left measured supporting seat is connected with the cylinder body through a trunnion connecting screw hole on the cylinder body and is fixed on the servo reinforcing plate through a screw; the right measured support base is connected with the cylinder body through a trunnion on the cylinder body and is fixed on the middle reinforcing plate 102 through screws.
The loading electric cylinder 203 and the tested electric cylinder 202 are arranged along the same central axis, the left end and the right end of the cylinder body of the loading electric cylinder 203 are respectively connected with the middle reinforcing plate 102 and the loading electric cylinder reinforcing plate 103 through supporting seats, the left side of the cylinder body of the loading electric cylinder 203 is fixed on the middle reinforcing plate 102 through a left loading supporting seat, and the right side of the cylinder body is fixed on the loading electric cylinder reinforcing plate 103 through a right loading supporting seat. In one embodiment, the left loading support base is connected with the cylinder body through a trunnion connection screw hole on the cylinder body and is fixed on the middle reinforcing plate 102 through a screw; the right loading support seat is connected with the cylinder body through a trunnion on the cylinder body and is fixed on the loading electric cylinder reinforcing plate 103 through a screw.
The middle parts of the tested electric cylinder 202 and the loading electric cylinder 203 are respectively connected with the left end and the right end of the push-pull force sensor 302 through transition sleeves and rigid couplings, and the two half couplings are connected through bolts and nuts. In one embodiment, in order to ensure the coaxiality of the loading electric cylinder 203 and the tested electric cylinder 202, the supporting seats of the loading electric cylinder 203 and the tested electric cylinder 202 are connected with the reinforcing plate through adjusting screws for adjusting the horizontal direction, and the adjusting screws are fixed with the reinforcing plate through screw seats.
As shown in fig. 2, in an embodiment, an industrial personal computer in the control module sets an action behavior of the measured cylinder 202, and outputs an action data signal to a servo control box of the measured cylinder, and the servo control box of the measured cylinder 202 drives a servo motor 201 to perform a specific motion, thereby driving the motion of the measured cylinder 202.
For example, through the utility model discloses well electronic jar efficiency testing arrangement carries out electronic jar efficiency test, sets up the work of corresponding test parameter control quilt survey electronic jar servo control case and loading electronic jar servo control case through the industrial computer. When the tested electric cylinder 202 provides pushing force and movement outwards, the loading electric cylinder 203 provides corresponding reaction force, and the push rod loading the electric cylinder 203 contracts or extends along with the movement direction of the tested electric cylinder 202. At this time, the torque sensor 301 and the push-pull force sensor 302 respectively provide the input torque and the output push-pull force of the testing device, and the non-contact displacement sensor and the speed measurement sensor provide the movement speed of the push rod. The data measured by the sensor is transmitted to the industrial personal computer through a data line, the input power and the output power of the tested electric cylinder 202 are generated through data processing by the testing device, and then the efficiency of the electric cylinder is calculated.
The utility model discloses well electronic jar efficiency testing arrangement can also test electronic jar's the biggest dead load, will be surveyed the piston rod of electronic jar 202 and stretch out to about 100 mm. The servo motor 201 loading the electric cylinder 203 is locked by braking and remains still in the whole static push and pull test process. And selecting a driving control mode as a force control mode on the servo control box of the tested electric cylinder. Under the two force output states of pushing force and pulling force, the force output of the tested electric cylinder 202 is gradually increased, namely 30kN, 60kN and 90 kN. Observing whether the servo motor 201 has abnormality (such as noise and heating abnormality) under different force outputs, whether each mechanical part of the tested electric cylinder 202 has cracks or plastic deformation, and reading motor current under each force output and an actual force output value fed back by the push-pull force sensor 302.
The utility model discloses well testing arrangement can also measure the dynamic and static load's of being surveyed electric cylinder 202 under the different extension length of push rod the situation of change to show measuring result in real time, provide visual result and show.
Although the present invention has been described in connection with the preferred embodiments, the embodiments are not intended to limit the present invention. Any equivalent changes or modifications made without departing from the spirit and scope of the present invention also belong to the protection scope of the present invention. The scope of protection of the invention should therefore be determined with reference to the claims that follow.
Claims (7)
1. The device for testing the efficiency of the electric cylinder is characterized by comprising a control module, a sensor module and a test platform;
the control module is respectively connected with the test platform and the sensor module, and is used for controlling the test platform and receiving the signal returned by the sensor module;
the sensor module is arranged on the test platform and used for acquiring test signals;
the test platform is used for testing the electric cylinder and comprises an installation platform (100), a servo motor (201), a tested electric cylinder (202) and a loading electric cylinder (203);
the mounting platform (100) is used for supporting the servo motor (201), the tested electric cylinder (202) and the loading electric cylinder (203);
the servo motor (201) is connected with the control module and the tested electric cylinder (202) and used for enabling the control module to drive the tested electric cylinder (202) to carry out testing;
the loading electric cylinder (203) is connected with the control module and the tested electric cylinder (202) and is used for providing corresponding reaction force to the tested electric cylinder (202) through driving of the control module.
2. The electric cylinder efficiency testing apparatus according to claim 1, wherein the testing platform comprises a servo motor reinforcing plate (101), a middle reinforcing plate (102) and a loading electric cylinder reinforcing plate (103);
the servo motor reinforcing plate (101) is arranged at the top of the mounting platform (100) and used for bearing the servo motor (201);
the middle reinforcing plate (102) is arranged at the top of the mounting platform (100) and is adjacent to the servo motor reinforcing plate (101), one end of the tested electric cylinder (202) is fixed to the servo motor reinforcing plate (101), and the other end of the tested electric cylinder is fixed to the middle reinforcing plate (102);
the loading electric cylinder reinforcing plate (103) is arranged at the top of the mounting platform (100) and is adjacent to the middle reinforcing plate (102), one end of the loading electric cylinder (203) is fixed on the middle reinforcing plate (102), and the other end of the loading electric cylinder reinforcing plate is fixed on the loading electric cylinder reinforcing plate (103).
3. The electric cylinder efficiency testing apparatus according to claim 1, wherein the sensor module includes a torque sensor (301) and a push-pull force sensor (302);
the torque sensor (301) is connected with the output end of the servo motor (201) and is used for collecting the input torque of the electric cylinder efficiency testing device;
the push-pull force sensor (302) is arranged between the tested electric cylinder (202) and the loading electric cylinder (203) and is used for collecting the push-pull force output by the tested electric cylinder (202).
4. The electric cylinder efficiency testing device according to claim 1, characterized in that the electric cylinder efficiency testing device comprises an output module, and the output module is connected with the control module and used for displaying, storing and printing the test parameter data and the test curve generated by the control module.
5. The electric cylinder efficiency testing apparatus according to claim 1, wherein the sensor module includes a non-contact displacement sensor and a speed measuring sensor for providing the control module with the push rod movement speed of the tested electric cylinder (202).
6. The electric cylinder efficiency testing apparatus according to claim 2, wherein the tested electric cylinder (202) is provided with a left tested support base and a right tested support base;
the left end of the tested electric cylinder (202) is fixed on the servo motor reinforcing plate (101) through the left tested supporting seat, and the right end of the tested electric cylinder (202) is fixed on the middle reinforcing plate (102) through the right tested supporting seat;
the loading electric cylinder (203) is provided with a left loading supporting seat and a right loading supporting seat;
the left end of the loading electric cylinder (203) is fixed on the middle reinforcing plate (102) through the left loading supporting seat, and the right end of the loading electric cylinder (203) is fixed on the loading electric cylinder reinforcing plate (103) through the right loading supporting seat.
7. The electric cylinder efficiency testing device according to claim 1, wherein the control module comprises an industrial personal computer, a loading electric cylinder servo control box and a tested electric cylinder servo control box;
the industrial personal computer is respectively connected with the loading electric cylinder servo control box and the tested electric cylinder servo control box and is used for controlling the loading electric cylinder servo control box and the tested electric cylinder servo control box;
the loading electric cylinder servo control box is connected with the loading electric cylinder (203), and is used for controlling the loading electric cylinder (203);
the servo control box of the tested electric cylinder is connected with the servo motor (201), and the servo control box of the tested electric cylinder is used for controlling the tested electric cylinder (202) through the servo motor (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020877530.5U CN212320969U (en) | 2020-05-22 | 2020-05-22 | Electronic jar efficiency test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020877530.5U CN212320969U (en) | 2020-05-22 | 2020-05-22 | Electronic jar efficiency test device |
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| Publication Number | Publication Date |
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| CN212320969U true CN212320969U (en) | 2021-01-08 |
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| CN202020877530.5U Active CN212320969U (en) | 2020-05-22 | 2020-05-22 | Electronic jar efficiency test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579136A (en) * | 2020-05-22 | 2020-08-25 | 中国船舶重工集团公司第七0四研究所 | Device and method for testing efficiency of electric cylinder |
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2020
- 2020-05-22 CN CN202020877530.5U patent/CN212320969U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579136A (en) * | 2020-05-22 | 2020-08-25 | 中国船舶重工集团公司第七0四研究所 | Device and method for testing efficiency of electric cylinder |
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