Pressure sensor testing equipment

Abstract

The utility model discloses a pressure sensor test device, which relates to the technical field of pressure sensor processing and comprises a workbench. First grooves are evenly and transversely formed in the front side and the rear side of the top of the workbench, standard pressure sensors are arranged in the first grooves in the middle of the front row and the rear row, the standard pressure sensors are fixed in the first grooves in the middle of the front row and the rear row, and the other pressure sensors to be detected can be integrally fixed at a time through clamping assemblies. The extrusion plate is driven to move through the driving assembly, the standard pressure sensor on the front side and the pressure sensor to be tested can be extruded firstly, the numerical values of the standard pressure sensor on the front side and the pressure sensor to be tested are observed through the display screen on the front side for comparison, and after testing is completed, the extrusion plate on the rear side can move downwards. The to-be-tested pressure sensor on the rear side is tested, at the moment, the front side extrusion plate moves upwards, and a worker on the front side can completely loosen the to-be-tested pressure sensor on the front side through the clamping assembly so that the to-be-tested pressure sensor can be rapidly taken out.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure sensor processing technical field, concretely is a kind of pressure sensor test equipment. BACKGROUND

[0002] Pressure sensor is the device or device that can feel pressure signal and can be converted into usable output electric signal according to certain law, is applied in various industrial automatic control environment, involves water conservancy and hydropower, railway transportation, intelligent building, production automatic control and many other industries, however, pressure sensor needs to be tested before factory delivery to ensure the factory delivery quality of pressure sensor.

[0003] It is found by searching that the authorized publication No.CN217276666U discloses a kind of performance testing device for pressure sensor production, the technical scheme is cooperated by cylinder, pressure sensor, lower pressing plate, rotating table, rotating column and placing groove, when testing left side, the workpiece to be tested on right side can be taken out and placed again, in turn, the workpiece to be tested can be continuously tested, and the efficiency of testing is improved.

[0004] Although the technical scheme can be continuously tested, only one pressure sensor can be detected at a time, and the detection efficiency is low, therefore, a device capable of continuous testing and detecting multiple pressure sensors at a time is needed, and the device can also quickly and one-time disassemble multiple pressure sensors to further improve the testing efficiency. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of the prior art, the utility model provides a kind of pressure sensor test equipment, solves the problems of the above prior art.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of pressure sensor test equipment, including workbench;

[0007] The top of the workbench is evenly provided with recess one transversely on the front and rear sides, and a standard pressure sensor is arranged in the middle recess one of the front and rear rows, and a to-be-tested pressure sensor is placed in the remaining recess one, and the top of the workbench is provided with a clamping assembly for clamping the to-be-tested pressure sensor on the front and rear sides.

[0008] The middle of the workbench is provided with a driving assembly, the driving assembly is connected with the extrusion plates on the front and rear sides, and the driving assembly is used to drive the extrusion plates on the two sides to move vertically in opposite directions, and the bottom of the extrusion plate is evenly provided with a soft pad.

[0009] The workbench is provided with a guide rod, the guide rod is provided with a protective cover, the front and rear sides of the top of the protective cover are provided with display screens, and the standard pressure sensor and the to-be-tested pressure sensor are connected with the display screens on the corresponding side through wires.

[0010] Preferably, the clamping assembly comprises a sliding plate slidingly connected to the workbench, the sliding plate is uniformly provided with grooves two, a plug rod is vertically inserted into the workbench, the groove one opposite to the to-be-tested pressure sensor and the groove two are both provided with elastic clamping plates in contact with the to-be-tested pressure sensor.

[0011] Preferably, the driving assembly comprises a speed reducer motor arranged on the workbench, the output shaft of the speed reducer motor is connected with a rotating shaft, the rotating shaft is uniformly provided with gears, the gears are both meshingly connected with toothed rods slidingly connected to the guide rod, and the toothed rods on the front and rear sides are connected with the extrusion plates on the front and rear sides, respectively, and the protective cover is provided with a through slot for the toothed rods to pass through.

[0012] Preferably, the workbench is uniformly provided with support bearings, and the rotating shaft is connected with the support bearings.

[0013] Preferably, the front and rear ends of the right side of the protective cover are both provided with control panels, and the control panels are electrically connected with the timing lamp, the display screens and the speed reducer motor.

[0014] Preferably, the front and rear sides of the workbench are both provided with drawers.

[0015] The utility model provides a kind of pressure sensor test equipment.Compared with prior art, it has the following beneficial effects:

[0016] 1, the pressure sensor test equipment, by two workers to operate, the front and rear middle groove one is fixed with standard pressure sensor in, the rest to-be-tested pressure sensor can be fixed by clamping assembly one-time, by driving assembly, the extrusion plate on the front and rear sides is synchronously moved vertically towards opposite direction, i.e.

[0017] 2、The pressure sensor test equipment, one side worker is tested through the control panel and opens the timing lamp, so that the other side worker can know whether the other side has finished testing through observing the other side timing lamp, thereby reducing the communication of both sides and improving the test efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole structure schematic view of the utility model;

[0019] Figure 2 It is the schematic view of the utility model recess one, clamping assembly, standard pressure sensor and pressure sensor to be tested;

[0020] Figure 3 It is the schematic view of the utility model driving assembly and extrusion plate;

[0021] Figure 4 It is the partial structure section view schematic view of the utility model.

[0022] In the drawing: 1, workbench;2, recess one;3, standard pressure sensor;4, pressure sensor to be tested;5, clamping assembly;51, sliding plate;52, recess two;53, plug rod;54, elastic clamping plate;6, speed reducer motor;7, rotating shaft;8, gear;9, rack;10, extrusion plate;11, guide rod;12, protective cover;13, display screen;14, wire;15, support bearing;16, through slot;17, drawer;18, control panel;19, timing lamp. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0024] Reference Figures 1-4 The utility model provides the following two technical schemes:

[0025] The first implementation: a pressure sensor test equipment, including workbench 1;

[0026] The top of the workbench 1 is evenly provided with grooves 2 on the front and rear sides, and the middle of the front and rear grooves 2 is provided with a standard pressure sensor 3, which can be fixed by screws and replaced conveniently when needed, and the standard pressure sensor 3 does not need to be disassembled during normal testing, and the remaining grooves 2 are provided with a pressure sensor 4 to be tested, and the top of the workbench 1 is provided with a clamping assembly 5 for clamping the pressure sensor 4 to be tested on the front and rear sides.

[0027] The middle of the workbench 1 is provided with a driving assembly connected with the extrusion plates 10 on the front and rear sides, and the driving assembly is used to drive the two extrusion plates 10 to move vertically in opposite directions, and soft pads are evenly arranged on the bottom of the extrusion plates 10 to avoid abrasion on the top of the pressure sensor.

[0028] The workbench 1 is provided with a guide rod 11, and the guide rod 11 is provided with a protective cover 12, and the front and rear sides of the top of the protective cover 12 are provided with a display screen 13, and the protective cover 12 can also shield the subsequent gear 8 to improve the safety during use, and the standard pressure sensor 3 and the pressure sensor 4 to be tested are connected with the display screen 13 on the corresponding side through wires 14, so that the test data can be displayed on the display screen 13, and the unqualified pressure sensor 4 to be tested can be found by comparison.

[0029] The clamping assembly 5 includes a sliding plate 51 slidably connected to the workbench 1, and the sliding plate 51 can slide towards the pressure sensor 4 to be tested, and the sliding plate 51 is evenly provided with grooves 52, and the sliding plate 51 is vertically penetrated by a plug rod 53 inserted into the workbench 1, and the grooves 1 and 2 opposite to the pressure sensor 4 to be tested are provided with elastic clamping plates 54 in contact with the pressure sensor 4 to be tested, and the elastic clamping plates 54 clamp the pressure sensor 4 to be tested by the reverse thrust of the spring.

[0030] The use process of the clamping assembly 5 is that after the pressure sensor 4 to be tested is placed in the groove 2, the sliding plate 51 is moved, so that the elastic clamping plates 54 on the groove 2 can cooperate with the elastic clamping plates 54 on the groove 2 to clamp the pressure sensor 4 to be tested in a row, and then the plug rod 53 is inserted into the workbench 1 to fix the sliding plate 51, and the same test is completed, the plug rod 53 is moved upward, and the sliding plate 51 is pulled away from the pressure sensor 4 to be tested, so that the elastic clamping plates 54 on the groove 2 are away from the pressure sensor 4 to be tested, thereby releasing all the pressure sensors 4 to be tested in a row, thereby realizing the function of quickly and integrally disassembling multiple pressure sensors 4 to be tested.

[0031] The driving assembly comprises a speed reducer 6 arranged on the workbench 1, an output shaft of the speed reducer 6 is connected with a rotating shaft 7, gear wheels 8 are uniformly arranged on the rotating shaft 7, toothed rods 9 connected with the guide rods 11 are engaged with the front and rear sides of the gear wheels 8, the toothed rods 9 on the front and rear sides are connected with the front and rear extrusion plates 10 respectively, the gear wheels 8 rotate, the moving directions of the toothed rods 9 on the two sides are opposite, and the moving directions of the extrusion plates 10 on the two sides are opposite.

[0032] In order not to affect the rising of the toothed rods 9, a through groove 16 is arranged on the protective cover 12 and used for the toothed rods 9.

[0033] In order to improve the stability of the rotating shaft 7, support bearings 15 are uniformly arranged on the workbench 1, and the rotating shaft 7 is connected with the support bearings 15.

[0034] The front and rear ends of the right side of the protective cover 12 are both provided with control panels 18, the control panels 18 are electrically connected with the timing lamps 19, the display screens 13 and the speed reducers 6, the timing lamps 19 are automatically turned off after being turned on for a period of time, the period of time can be set according to the needs, the two control panels 18 respectively control the timing lamps 19 and the display screens 13, and the speed reducers 6 can be controlled.

[0035] The second embodiment is mainly different from the first embodiment in that the front and rear sides of the workbench 1 are both provided with drawers 17, and workers can temporarily store the unqualified pressure sensors 4 to be tested in the respective drawers 17.

[0036] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art, and the model parameters of the electric appliances are not specifically limited, and the conventional equipment can be used.

[0037] In use, two workers operate the device, the two workers stand on the front and back sides of the workbench 1, the worker on the front side first controls the reduction motor 6 to work through the control panel 18, so that the gear 8 drives the toothed rod 9 to lift, that is, the front side extrusion plate 10 can extrude the standard pressure sensor 3 and the to-be-tested pressure sensor 4 on the front side, the values of the standard pressure sensor 3 and the to-be-tested pressure sensor 4 on the front side are observed through the front side display screen 13 to compare, find the unqualified to-be-tested pressure sensor 4, after the test is completed, the timing lamp 19 is turned on through the control panel 18, so that the worker on the back side can know whether the other worker has completed the test by observing the other timing lamp 19, when the other timing lamp 19 is on, the other worker has completed the test, so that the worker on the back side controls the reduction motor 6 to work through the control panel 18, so that the back side extrusion plate 10 can move downward to test the to-be-tested pressure sensor 4 on the back side, which is the same as the above steps, at this time, the front side extrusion plate 10 moves upward, the worker on the front side can take out the to-be-tested pressure sensor 4 on the front side, and put the unqualified to-be-tested pressure sensor 4 into the drawer 17 on the front side, then put a new to-be-tested pressure sensor 4 and connect it with the display screen 13 through the wire 14, when the worker on the back side tests and turns on the back side timing lamp 19, the worker on the front side can continue to test the to-be-tested pressure sensor 4 on the front side, so that the device can continuously test, and a plurality of pressure sensors can be tested at a time, and the to-be-tested pressure sensors 4 in a row can be quickly and one-time disassembled through the clamping assembly 5, although one employee is added, but the test efficiency of the pressure sensor is still significantly improved.

[0038] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A pressure sensor testing apparatus, characterized by: Including the workbench (1); The top front and rear sides of the workbench (1) are evenly provided with grooves (2), and standard pressure sensors (3) are provided in the middle grooves (2) of the front and rear rows. The remaining grooves (2) are provided with pressure sensors (4) to be tested. The top front and rear sides of the workbench (1) are provided with clamping components (5) for clamping the pressure sensors (4) to be tested. A drive assembly is provided in the middle of the workbench (1). The drive assembly is connected to the extrusion plates (10) on both the front and rear sides. The drive assembly is used to drive the extrusion plates (10) on both sides to move vertically in opposite directions. Soft pads are evenly provided at the bottom of the extrusion plates (10). The workbench (1) is provided with a guide rod (11), and a protective cover (12) is provided on the guide rod (11). Display screens (13) are provided on the front and back sides of the top of the protective cover (12). The standard pressure sensor (3) and the pressure sensor to be tested (4) are connected to the display screen (13) on the corresponding side through wires (14).

2. A pressure sensor test apparatus according to claim 1, wherein: The clamping assembly (5) includes a slide plate (51) slidably connected to the workbench (1). The slide plate (51) is evenly provided with grooves (52). A rod (53) inserted into the workbench (1) is vertically inserted through the slide plate (51). Both grooves (2) and grooves (52) opposite to the pressure sensor (4) are provided with elastic clamping plates (54) that contact the pressure sensor (4).

3. A pressure sensor test apparatus according to claim 1, wherein: The drive assembly includes a geared motor (6) mounted on a workbench (1). The output shaft of the geared motor (6) is connected to a rotating shaft (7). Gears (8) are evenly arranged on the rotating shaft (7). Gears (9) are meshed with the front and rear sides of the gears (8) and are slidably connected to the guide rod (11). The gears (9) on the front and rear sides are respectively connected to the extrusion plates (10) on the front and rear sides. The protective cover (12) has a through groove (16) for the gears (9) to pass through.

4. A pressure sensor test apparatus according to claim 3, wherein: The workbench (1) is uniformly provided with support bearings (15), and the rotating shaft (7) is connected to the support bearings (15).

5. A pressure sensor test apparatus according to claim 3, wherein: The protective cover (12) is equipped with control panels (18) at both the front and rear ends on the right side, and the control panels (18) are electrically connected to the timer lamp (19), the display screen (13) and the geared motor (6).

6. The pressure sensor testing device according to claim 1, characterized in that: The workbench (1) is equipped with drawers (17) on both the front and rear sides.

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