Test device
By designing automated testing equipment and using test cylinders and test rods to clamp test blocks, efficient and accurate detection of tactile sensors was achieved, solving the problem of unstable test results in existing detection methods and improving the reliability and efficiency of detection.
Patent Information
- Application Number
- CN202423107750.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-17
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-17
AI Technical Summary
Existing tactile sensor detection methods are susceptible to external interference, resulting in unstable test results and poor reliability. Furthermore, manual operation introduces significant errors, making it difficult to achieve efficient and accurate detection.
A testing device was designed to automatically detect the static and dynamic characteristics of a tactile sensor, including the testing of static friction tangential force and dynamic friction tangential force performance, by using a test component and a pulling component on a substrate, and by using a test cylinder and a test rod to clamp the test block.
It improves the automation level of testing, reduces errors caused by human operation, improves testing accuracy and work efficiency, can more accurately simulate the actual use process, and is suitable for the synchronous detection of multiple tactile sensors.
Smart Images
Figure CN223636893U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sensor technical field relates to a test equipment. BACKGROUND
[0002] The tactile sensor is a kind of sensor for converting the signal such as contact force, object deformation difficult to measure into easy-to-handle electrical signal, has great application potential in clinical diagnosis, health monitoring and evaluation, flexible electronic skin, flexible touch screen and robot etc.
[0003] In the use process of tactile sensor, it needs to avoid the problems such as the damage of article caused by excessive holding force or the article sliding caused by small clamping force, so it is necessary to detect the clamping force and service life of tactile sensor, the tactile sensor detection of present stage is generally fixed on the jig of detection platform, tactile sensor is detected one by one by artificial or test equipment, is easily disturbed by outside and causes unstable test result, poor reliability. UTILITY MODEL CONTENTS
[0004] The utility model solves the technical problem to provide a test equipment with high degree of automation, reduce the error caused by human operation, reduce test operation difficulty, improve test precision and work efficiency.
[0005] In order to solve the above technical problem, the technical scheme that the utility model solves its technical problem is as follows:
[0006] A test equipment, comprising:
[0007] A substrate is provided with a test station;
[0008] A test assembly is arranged on the test station, the test assembly includes a fixed plate, two tactile sensors are arranged on the fixed plate, and a test block is clamped between the two tactile sensors;
[0009] A pulling assembly is arranged opposite to the test assembly, the pulling assembly includes a test cylinder, the test cylinder is drivingly connected with a test rod, the free end of the test rod is connected with the test block, and the test cylinder is used to pull the test block connected with the test rod to detect the use performance of the two tactile sensors.
[0010] In one embodiment of the utility model, the test rod is made of rigid material, one end of the test rod is hinged with the rod end of the piston rod of test cylinder, the other end is hinged with the test block, and the test cylinder slides the test block between the two tactile sensors by pulling.
[0011] In an embodiment of the utility model, the test rod is made of elastic material, the piston rod end of the test cylinder is provided with a first lifting ring, the test block is provided with a second lifting ring, one end of the test rod is connected with the first lifting ring, and the other end is connected with the second lifting ring.
[0012] In an embodiment of the utility model, the elastic material is any one of spring, rubber strip or elastic rope.
[0013] In an embodiment of the utility model, further include detection component, detection component and pull component are arranged respectively on the side and top of test block, detection component includes detection frame, detection frame is provided with detection cylinder, detection cylinder is connected with the side of test block through detection rod, detection rod and test rod are same in structure, detection cylinder drives detection rod to pull test block to detect the use performance of the side of tactile sensor.
[0014] In an embodiment of the utility model, T-shaped groove is formed in the fixed plate, the fixed bolt is arranged in the T-shaped groove, the mounting hole is arranged on the tactile sensor, and the fixed bolt is connected with the mounting hole through the T-shaped groove.
[0015] In an embodiment of the utility model, the edge of the T-shaped groove is provided with a scale line, the scale line is arranged opposite to the fixed bolt, and the bottom surface of the T-shaped groove is provided with an anti-skid surface.
[0016] In an embodiment of the utility model, the tactile sensor includes a housing, the housing is provided with a mounting frame, the mounting frame is provided with a camera and a circuit board, the housing is provided with a cover plate, the cover plate is connected with the fixed plate, one side of the housing is provided with an opening, the opening is provided with a transparent plate, the transparent plate is provided with a tactile gel, the inner wall of the housing is provided with a single mirror, and the tactile gel, the single mirror and the camera are arranged opposite to each other.
[0017] In an embodiment of the utility model, a plurality of test components are arranged on the base plate, the number of test components is same with that of pull components, and the test components and the pull components are arranged one by one.
[0018] In an embodiment of the utility model, the test station is provided with a positioning pin, the fixed plate is provided with a positioning hole matched with the positioning pin, the four corners of the fixed plate are provided with screw rods, and the screw rods are connected with the threaded holes on the base plate.
[0019] The utility model discloses beneficial effects:
[0020] The utility model discloses a two tactile sensor is used to clamp test block, and test cylinder is connected with test block to test rod, and the static characteristic and dynamic characteristic of two tactile sensor are detected, and the automation degree is high, reduces the error of human operation, and test cylinder can test static characteristic and dynamic characteristic with test rod, reduces the test operation difficulty, improves test precision and work efficiency. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is a test equipment schematic diagram of the utility model.
[0022] Figure 2 It is detection assembly schematic diagram of the utility model.
[0023] Figure 3 It is test assembly schematic diagram of the utility model.
[0024] Figure 4 It is tactile sensor schematic diagram of the utility model.
[0025] Figure 5 It is static friction tangential force performance detection schematic diagram of the utility model.
[0026] Figure 6 It is dynamic friction tangential force performance detection schematic diagram of the utility model.
[0027] Mark number explanation in drawing: 1, base plate;11, test station;2, test assembly;21, fixed plate;22, positioning hole;23, screw;24, T-shaped slot;25, fixed bolt;26, mounting hole site;27, antiskid surface;3, tactile sensor;31, shell;32, camera;33, circuit board;34, transparent plate;35, tactile gel;36, single mirror;37, cover plate;4, test block;5, pull assembly;51, test cylinder;52, first lifting ring;53, test rod;531, elastic material;532, rigid material;54, second lifting ring;6, detection frame;61, detection cylinder;62, detection rod. DETAILED DESCRIPTION
[0028] The utility model makes further explanation to the utility model in combination with the drawings and specific embodiment, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.
[0029] Referring to Figures 1-4 As shown in the figure, a kind of test equipment, comprising:
[0030] Base plate 1, which is provided with test station 11;
[0031] A test assembly 2 is arranged on the test station 11, and the test assembly 2 comprises a fixing plate 21, two tactile sensors 3 are arranged on the fixing plate 21, and a test block 4 is clamped between the two tactile sensors 3;
[0032] A pulling assembly 5 is arranged opposite to the test assembly 2, and the pulling assembly 5 comprises a test cylinder 51, the test cylinder 51 is in driving connection with a test rod 53, a free end of the test rod 53 is connected with the test block 4, and the test cylinder 51 is used for pulling the test block 4 connected with the test rod 53 to detect the use performance of the two tactile sensors 3.
[0033] The test block 4 is clamped by the two tactile sensors 3, the test cylinder 51 pulls the test block 4 connected with the test rod 53 to detect the static characteristics and dynamic characteristics of the two tactile sensors 3, the degree of automation is high, the error caused by manual operation is reduced, the test cylinder 51 can test the static characteristics and dynamic characteristics by pulling the test rod 53, the test operation difficulty is reduced, and the test precision and working efficiency are improved.
[0034] In an embodiment of the utility model, the test rod 53 is made of rigid material 532, one end of the test rod 53 is hinged with the piston rod end of test cylinder 51, the other end is hinged with the test block 4, and the test cylinder 51 slides the test block 4 between the two tactile sensors 3 by pulling.
[0035] Specifically, when the dynamic friction tangential force performance parameters of the tactile sensor 3 need to be tested, the test rod 53 is made of rigid material, the test cylinder 51 continuously pulls the test block 4 between the two tactile sensors 3 upwards, at this time, the test block 4 moves relatively, moves towards the pulling direction of the test rod 53, and the clamping force performance of the tactile sensor 3 is detected.
[0036] In an embodiment of the utility model, the test rod 53 is made of elastic material 531, the piston rod end of the test cylinder 51 is provided with a first lifting ring 52, the test block 4 is provided with a second lifting ring 54, one end of the test rod 53 is connected with the first lifting ring 52, and the other end is connected with the second lifting ring 54.
[0037] Specifically, when the static friction tangential force performance parameters of the tactile sensor 3 need to be tested, the test rod 53 is made of any one of spring, rubber strip or elastic rope, the test cylinder 51 repeatedly pulls the test block 4 between the two tactile sensors 3 upwards and downwards, at this time, the test block 4 does not move relatively, has the movement trend towards the pulling direction of the test rod 53, and the service life of the tactile sensor 3 is detected.
[0038] In an embodiment of the utility model, the elastic material is any one of spring, rubber strip or elastic rope.
[0039] In one embodiment of the utility model, still include detection subassembly, detection subassembly with pull subassembly 5 respectively set in the side and above of test block 4, detection subassembly includes detection frame 6, be provided with detection cylinder 61 on detection frame 6, detection cylinder 61 is connected with the side of test block 4 through detection rod 62, detection rod 62 with test rod 53 same structure, detection cylinder 61 drives detection rod 62 to pull test block 4 to detect the lateral use performance of tactile sensor 3, detection subassembly and pull subassembly 5 can simultaneously or respectively pull test block 4, can simulate the pulling test of multiple directions, reduce test operation difficulty, improve test precision and work efficiency.
[0040] In one embodiment of the utility model, the fixing plate 21 is provided with a T-shaped groove 24, the T-shaped groove 24 is provided with a fixing bolt 25, the tactile sensor 3 is provided with a mounting hole 26, and the fixing bolt 25 is connected with the mounting hole 26 through the T-shaped groove 24.
[0041] In one embodiment of the utility model, the edge of the T-shaped groove 24 is provided with a scale line, the scale line is opposite to the fixing bolt 25, the position of the tactile sensor 3 is marked by the scale line, the clamping effect of the tactile sensor 3 is ensured, the test precision is improved, and the bottom surface of the T-shaped groove 24 is provided with an anti-skid surface 27 to avoid relative sliding during clamping and ensure the stability of clamping the test block 4.
[0042] In one embodiment of the utility model, the tactile sensor 3 includes a housing 31, the housing 31 is provided with a mounting frame, the mounting frame is provided with a camera 32 and a circuit board 33, the housing 31 is provided with a cover plate 37, the cover plate 37 is connected with the fixing plate 21, one side of the housing 31 is provided with an opening, the opening is provided with a transparent plate 34, the transparent plate 34 is provided with a tactile adhesive 35, and the inner wall of the housing 31 is provided with a single mirror 36, the tactile adhesive 35, the single mirror 36 and the camera 32 are opposite.
[0043] Specifically, the tactile adhesive 35 is used to clamp different objects, the tactile sensing ability of the tactile sensor 3 is realized, the structure is simple, the cost is low, the adaptability is strong, and the tactile sensor 3 can be widely applied to the fields of object grabbing, dexterous operation and tactile sensing of rehabilitation prosthesis, and the single mirror 36 can greatly reduce the volume of the tactile sensor 3.
[0044] In an embodiment of the utility model, a plurality of test components 2 are arranged on the substrate 1, the number of test components 2 is same with the number of pulling components 5, the test component 2 and the pulling component 5 are arranged one by one, can test the synchronous test clamping force and the life of multiple tactile sensors 3 at a time, and the efficiency is high.
[0045] In an embodiment of the utility model, the test station 11 is provided with a positioning pin, the fixed plate 21 is provided with a positioning hole 22 matched with the positioning pin, and the fixed plate 21 is provided with a screw rod 23 at four corners, and the screw rod 23 is connected with the threaded hole on the substrate 1.
[0046] Specifically, the fixed plate 21 is placed on the test station 11, the positioning pin on the substrate 1 is arranged on the positioning hole 22 of the fixed plate 21, the fixed plate 21 can be quickly positioned, the efficiency and accuracy of assembly are ensured, the fixed plate 21 is connected with the threaded hole on the substrate 1 through the screw rod 23, the detachable connection between the fixed plate 21 and the substrate 1 is realized, the detection of tactile sensors 3 of different specifications is realized, and the application range is wide.
[0047] Referring to Figures 5-6 When in use, the fixed bolt 25 is connected with the mounting hole 26 through the T-shaped slot 24, the tactile sensor 3 is fixedly connected with the fixed plate 21, the test block 4 is placed between the touch glue bodies of the two tactile sensors 3, the fixed plate 21 is placed on the test station 11, the positioning pin on the substrate 1 is arranged on the positioning hole 22 of the fixed plate 21, and the fixed plate 21 is connected with the threaded hole on the substrate 1 through the screw rod 23; when the static friction tangential force performance parameter of the tactile sensor 3 needs to be tested, the test rod 53 is made of any elastic material among a spring, a rubber strip or an elastic rope, the test cylinder 51 repeatedly pulls the test block 4 between the two tactile sensors 3, at this time, the test block 4 does not move relatively, has the movement trend towards the pulling direction of the test rod 53, so as to detect the service life of the tactile sensor 3; when the dynamic friction tangential force performance parameter of the tactile sensor 3 needs to be tested, the test rod 53 is made of rigid material, the test cylinder 51 continuously pulls the test block 4 between the two tactile sensors 3 upwards, at this time, the test block 4 moves relatively, moves towards the pulling direction of the test rod 53, so as to detect the clamping force performance of the tactile sensor 3, the clamping force detection is carried out by using two tactile sensors 3, the clamping situation in the actual use process is simulated, which is different from the mode that the traditional tactile sensor 3 and the test fixture clamp the test block 4 together, and the test precision is higher.
[0048] The above-described embodiments are only preferred embodiments for fully illustrating the present application, and the protection scope of the present application is not limited thereto. Any equivalent substitutions or transformations made by the skilled in the art based on the present application are within the protection scope of the present application. The protection scope of the present application is subject to the claims.
Claims
1. A test apparatus, characterized by, The utility model relates to a test device for two tactile sensors, comprising: a substrate provided with a test station; a test assembly provided on the test station, the test assembly comprising a fixed plate provided with two tactile sensors, and a test block clamped between the two tactile sensors; a pulling assembly opposite to the test assembly, the pulling assembly comprising a test cylinder, the test cylinder being drivingly connected with a test rod, the free end of the test rod being connected with the test block, and the test cylinder being used to pull the test block connected with the test rod to detect the performance of the two tactile sensors.
2. The test apparatus of claim 1, wherein, The test rod is made of rigid material, one end of the test rod being hingedly connected with the rod end of the piston rod of the test cylinder, and the other end being hingedly connected with the test block, the test cylinder being used to slide the test block between the two tactile sensors by pulling.
3. The test apparatus of claim 1, wherein, The test rod is made of elastic material, the rod end of the piston rod of the test cylinder being provided with a first lifting ring, the test block being provided with a second lifting ring, one end of the test rod being connected with the first lifting ring, and the other end being connected with the second lifting ring.
4. The test apparatus of claim 3, wherein, The elastic material is any one of a spring, a rubber strip, or an elastic rope.
5. The test apparatus of claim 1, wherein, The utility model further comprises a detection assembly, the detection assembly being provided on the side and above the test block respectively, the detection assembly comprising a detection frame provided with a detection cylinder, the detection cylinder being connected with the side of the test block through a detection rod, the detection rod being identical in structure with the test rod, and the detection cylinder being used to pull the test block through the detection rod to detect the performance of the tactile sensor in the lateral direction.
6. The test apparatus of claim 1, wherein, A T-shaped groove is formed in the fixed plate, a fixing bolt is provided in the T-shaped groove, and a mounting hole is formed in the tactile sensor, the fixing bolt being connected with the mounting hole through the T-shaped groove.
7. The test apparatus of claim 6, wherein, A scale line is provided on the edge of the T-shaped groove, the scale line being opposite to the fixing bolt, and an anti-skid surface being provided on the bottom surface of the T-shaped groove.
8. The test apparatus of claim 1, wherein, The tactile sensor comprises a shell, a mounting frame being provided in the shell, a camera and a circuit board being provided on the mounting frame, a cover plate being provided on the shell, the cover plate being connected with the fixed plate, an opening being provided on one side of the shell, a transparent plate being provided on the opening, a tactile gel being provided on the transparent plate, a single mirror being provided on the inner wall of the shell, the tactile gel, the single mirror, and the camera being opposite to each other.
9. The test apparatus of claim 1, wherein, A plurality of test assemblies are provided on the substrate, the number of the test assemblies being identical with that of the pulling assemblies, and the test assemblies being one-to-one corresponding to the pulling assemblies.
10. The test apparatus of claim 1, wherein, A positioning pin is provided on the test station, a positioning hole being provided on the fixed plate and matching with the positioning pin, and a screw rod being provided at the four corners of the fixed plate and being connected with a threaded hole on the substrate.