A static torque automatic testing system and testing method

Abstract

The present invention relates to a static torque automatic testing system and a testing method, belonging to the technical field of torque testing systems. The automatic testing system includes a driving unit, a transmission unit, a measuring unit, a tooling positioning device, an electrical control unit and a safety isolation mechanism; wherein, the driving unit, the transmission unit, the measuring unit and the tooling positioning device are all arranged inside the safety isolation mechanism; the tooling positioning device is used for clamping and positioning the product to be tested; the transmission unit is used for transmitting the force generated by the driving unit to the product to be tested, so that the product to be tested generates torque, and the torque sensor in the measuring unit monitors the torque of the product to be tested in real time and transmits it to the electrical control unit; the driving unit is controlled by the electrical control unit; the electrical control unit is connected to a gas source and controls the gas source to fill gas into the product to be tested. By using the system to test the static torque of the product, the working efficiency is high, the error is small, and the safety is high.

Description

Technical Field

[0001] The invention relates to a static torque automatic testing system and a testing method, belonging to the technical field of torque testing systems. Background Art

[0002] At present, the test product is filled with positive pressure gas to measure and collect static torque under high pressure, which is all done manually. This method has high labor intensity, low efficiency, and many human factors, resulting in large errors in the measurement data. And because the product is tested under high pressure, when the pressure is too high, it will cause certain safety hazards to the workers at the work site. Summary of the invention

[0003] In view of this, in order to solve the technical problems of high labor intensity, low efficiency and low safety in the manual test of static torque in the prior art, the purpose of the present invention is to provide a static torque automatic testing system and testing method, the system can realize automatic measurement and data collection of the static torque of the product filled with set pressure gas, and the static torque of the product is tested by the system with high work efficiency, small error and high safety.

[0004] To achieve the purpose of the present invention, the following technical solutions are provided.

[0005] A static torque automatic testing system, the automatic testing system comprising a driving unit, a transmission unit, a measuring unit, a tooling positioning device, an electrical control unit and a safety isolation mechanism;

[0006] Among them, the drive unit, transmission unit, measurement unit, and tooling positioning device are all arranged in a safety isolation mechanism;

[0007] The tooling positioning device is used to clamp and position the product to be tested;

[0008] The transmission unit is used to transmit the force generated by the driving unit to the product to be tested, so that the product to be tested generates torque. The torque sensor in the measuring unit monitors the torque of the product to be tested in real time and transmits it to the electrical control unit; the driving unit is controlled by the electrical control unit; the electrical control unit is connected to the air source, and controls the air source to fill the product to be tested with gas.

[0009] Furthermore, the driving unit includes a reduction gearbox and a servo drive; a precision reducer is arranged in the reduction gearbox; the transmission unit includes a universal transmission shaft and a telescopic key; one end of the telescopic key is connected to the universal transmission shaft, and the other end is connected to the precision reducer; the servo drive drives the precision reducer, and the precision reducer transmits force to the universal transmission shaft through the telescopic key.

[0010] Further, the measuring unit includes a combined slide, a horizontal guide rail, a torque sensor, a tightening tool, a vertical slide rail, and an electromagnetic clutch;

[0011] The direction of the horizontal guide rail is a direction perpendicular to the axial direction of the product to be tested in the horizontal plane. The horizontal part of the L-shaped combined slide is slidably matched with the horizontal guide rail, so that the combined slide can move along the horizontal guide rail. The vertical part of the combined slide is provided with a vertical slide rail, and the vertical slide rail is slidably matched with a vertical slide. The vertical slide supports a connecting shaft A and a connecting shaft B; the connecting shaft A, the connecting shaft B, the universal transmission shaft and the telescopic key are arranged on the same axis;

[0012] One end of the universal transmission shaft is connected to the active part of the electromagnetic clutch through the connecting shaft A; the driven part of the electromagnetic clutch is connected to the torque sensor and the tightening tool in sequence through the connecting shaft B, and the tightening tool is used to connect the product to be tested.

[0013] Further, the tool positioning device includes a contour support unit, a slide, a tool clamping mechanism, a sliding device, a sliding guide rail B, and a slide positioning pin;

[0014] The two opposite sides of the slide are respectively provided with tool clamping mechanisms, and the slide is also provided with a profiling support unit, which is arranged on the symmetrical center line of the tool clamping mechanism close to the measuring unit;

[0015] Sliding devices are respectively arranged at the four corners of the bottom surface of the slide table. The sliding direction of the sliding device is consistent with the axial direction of the product to be tested. The sliding device slides on the sliding guide rail B. A slide table positioning pin is arranged at one end of the sliding guide rail B.

[0016] Further, the tooling clamping mechanism includes an elbow clamp, an arc-shaped pressing block, a limit block A, and a support block A;

[0017] The support block A is fixed on the slide, and a limit block A and an elbow clamp are arranged on the support block A in sequence from the inside to the outside. The limit block A has a limit surface that matches the arc surface of the product to be tested, and is used for radial limitation of the product to be tested; the arc-shaped clamping block presses the product to be tested downward, and the arc-shaped clamping block is an arc-shaped structure that matches the corresponding position of the product to be tested; the end position of the push rod of the elbow clamp and the arc-shaped clamping block adopt a hinge connection mechanism, so that the arc-shaped clamping block has an up and down deflection amount of a set angle; the arc-shaped clamping block and the hinge connection mechanism are adjusted and clamped by a gasket.

[0018] Furthermore, the profiling support unit comprises a profiling bracket and a support block B; the support block B is fixed on the slide, and a limit block B and a profiling bracket are sequentially arranged on the support block B from the inside to the outside;

[0019] The limit block B has a limit surface that matches the arc surface of the product to be tested, and is used for radial limit of the product to be tested; the contoured bracket is used to support the product to be tested from the bottom of the product to be tested.

[0020] Furthermore, the safety isolation mechanism includes a fixed partition cover and a sliding partition cover, and the longitudinal direction of the electric control system integrated cabinet is consistent with the axial direction of the product to be tested; the fixed partition cover and the sliding partition cover are respectively mounted on the longitudinal ends of the upper surface of the electric control system integrated cabinet, and there is no partition glass on the opposite surfaces of the fixed partition cover and the sliding partition cover; the sliding partition cover can slide to the outside of the fixed partition cover along the longitudinally arranged sliding guide rail A, and the end face of the longitudinal end of the sliding partition cover can be flipped outward and folded to the top of the sliding partition cover, and the partition glass used for the fixed partition cover and the sliding partition cover is plexiglass.

[0021] Furthermore, in the driving unit, a high-precision encoder is provided on the servo driver; and the driving unit is also provided with an automatic low-frequency swing suppression unit.

[0022] A static torque automatic testing method is used to test the static torque automatic testing system of the present invention. The testing method is as follows:

[0023] When clamping the product to be tested, first power off the drive unit;

[0024] Open the safety isolation mechanism and fix the product to be tested in the tooling positioning device;

[0025] Adjust the measuring unit so that it is aligned and connected with the tooling positioning device, and then fill the product to be tested with positive pressure gas;

[0026] After the inflation is completed, the safety isolation mechanism is sealed; then the drive unit is powered on, the drive unit works, and the force is transmitted to the product to be tested through the transmission unit, so that the product to be tested generates torque, and the torque data is transmitted to the electrical control unit through the torque sensor of the measuring unit.

[0027] Beneficial Effects

[0028] (1) The present invention provides a static torque automatic testing system, which includes a drive unit, a transmission unit, a measuring unit, a tooling positioning device, an electrical control unit and a safety isolation mechanism; only a small amount of auxiliary operations by the operator are required, such as fixing the product to be tested to the tooling positioning device, and most of the operations are automatically performed by the system, thereby realizing the automatic measurement of the static torque of the product filled with gas of a set pressure (maximum of 20MPa), thereby greatly improving the work efficiency. Since human operation is avoided as much as possible during the measurement process, the error is small; the static torque automatic testing system of the present invention reduces the operation of personnel on site, and the setting of the safety isolation mechanism further improves the safety of the test.

[0029] (2) The present invention provides a static torque automatic testing system. The arrangement of the combined slide, horizontal guide rail, vertical slide rail and vertical slide in the measuring unit can adjust the positions of the tightening tool, the torque sensor and the electromagnetic clutch, so that the tightening tool is aligned with the product to be tested to facilitate the connection between the two; since one end of the universal joint shaft is connected to the active part of the electromagnetic clutch through the connecting shaft A; the driven part of the electromagnetic clutch is connected to the torque sensor and the tightening tool in turn through the connecting shaft B, after the tightening tool is connected to the product to be tested, when testing is carried out, it is convenient to transmit the test data to the torque sensor, and then transmit it to the electrical control unit by the torque sensor.

[0030] (3) The present invention provides a static torque automatic testing system, wherein the layout and setting of the tool clamping mechanism and the contour support unit in the tool positioning device can stably fix the product to be tested.

[0031] (4) The present invention provides a static torque automatic testing system, wherein the tooling clamping mechanism adopts an integrated design, and the end position of the push rod of the elbow clamp and the arc-shaped clamping block adopt a hinge connection mechanism, so that the arc-shaped clamping block has a corresponding deflection amount, thereby ensuring that the various parts of the clamped product to be tested are clamped in place and evenly stressed. The arc-shaped clamping block and the hinge connection mechanism are clamped by precision gaskets to adjust the flatness of the arc-shaped clamping block and ensure the positioning accuracy.

[0032] (5) The present invention provides a method for automatic testing of static torque, which realizes automatic measurement of static torque of a product. The method is simple and has little human interference, thereby improving the accuracy of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a schematic diagram of the three-dimensional structure of the static torque automatic testing system.

[0034] Figure 2 It is a schematic diagram of the structures of the driving unit, the transmission unit and the measuring unit.

[0035] Figure 3 It is a structural schematic diagram of the tool positioning device.

[0036] Figure 4 It is a structural schematic diagram of the tooling clamping mechanism.

[0037] Figure 5 Schematic diagram of the framework structure of the control system.

[0038] Among them: 1-static torque automatic test system, 2-fixed partition, 3-partition glass, 4-adjustable feet, 5-electric control system integrated cabinet, 6-castors, 7-sliding guide rail A, 8-sliding partition, 9-contact bracket, 10-slide, 11-tool clamping mechanism, 12-sliding device, 13-sliding guide rail B, 14-slide positioning pin, 15-elbow clamp, 16-arc clamping block, 17-limit block A, 18-support block A, 19-reduction box, 20-servo motor, 21-universal drive shaft, 22-combined slide, 23-horizontal guide rail, 24-torque sensor, 25-tightening tooling, 26-vertical slide, 27-electromagnetic clutch, 28-telescopic key, 29-vertical slide, 30-manual pulley A, 31-manual pulley B. DETAILED DESCRIPTION

[0039] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0040] Example 1

[0041] like Figure 1-5 As shown, a static torque automatic testing system 1, the static torque automatic testing system 1 is in the shape of a cuboid with a length of 2000mm, a width of 800mm and a height of 1700mm, and includes a drive unit, a transmission unit, a measuring unit, a tooling positioning device, an electrical control unit and a safety isolation mechanism;

[0042] Among them, the drive unit, transmission unit, measurement unit, and tooling positioning device are all arranged in a safety isolation mechanism located above the electric control system integrated cabinet 5; an electric control unit is arranged inside the electric control system integrated cabinet 5; and an adjustable support foot 4 and casters 6 are arranged at the bottom of the electric control system integrated cabinet 5;

[0043] The transmission unit transmits the force generated by the driving unit to the product to be tested, so that the product to be tested fixed in the tooling positioning device generates torque, and the torque sensor 24 of the measuring unit measures the torque of the test product in real time and transmits the measurement data to the electrical control unit;

[0044] The safety isolation mechanism is used to cover the driving unit, the transmission unit, the measuring unit and the tooling positioning device to isolate them from personnel.

[0045] The driving unit includes a reduction gearbox 19 and a servo driver; the transmission unit includes a universal transmission shaft 21 and a telescopic key 28; in this example, the servo driver is a servo motor 20; a precision reducer is arranged in the reduction gearbox 19, one end of the telescopic key 28 is connected to the universal transmission shaft 21, and the other end is connected to the precision reducer; the servo motor 20 drives the precision reducer, and the precision reducer transmits force to the universal transmission shaft 21 through the telescopic key 28.

[0046] Furthermore, in the drive unit, a high-precision encoder is provided on the servo driver, which improves the positioning accuracy, operation stability and response speed of the drive unit; at the same time, the drive unit is also provided with an automatic low-frequency swing suppression unit, which can effectively suppress the resonance and vibration of the drive unit.

[0047] The measuring unit is used to measure the static torque of the product to be tested, and includes a combined slide 22, a horizontal guide rail 23, a torque sensor 24, a tightening tool 25, a vertical slide rail 26, and an electromagnetic clutch 27;

[0048] The direction of the horizontal guide rail 23 is a direction in the horizontal plane that is perpendicular to the axial direction of the product to be tested. Figure 2 In the front-to-back direction shown, the horizontal portion of the L-shaped combined slide 22 is slidably matched with the horizontal guide rail 23, so that the combined slide 22 can move along the horizontal guide rail 23, and the vertical portion of the combined slide 22 is provided with a vertical slide rail 26, and the vertical slide rail 26 is slidably matched with a vertical slide 29, and the vertical slide 29 supports a connecting shaft A and a connecting shaft B; the connecting shaft A, the connecting shaft B, the universal transmission shaft 21 and the telescopic key 28 are arranged on the same axis;

[0049] One end of the universal joint shaft 21 is connected to the active part of the electromagnetic clutch 27 of the measuring unit through the connecting shaft A; the driven part of the electromagnetic clutch 27 is connected to the torque sensor 24 and the tightening tool 25 in sequence through the connecting shaft B, and one end of the torque sensor 24 is stuck in the groove of the tightening tool 25; the tightening tool 25 is used to connect the product to be tested.

[0050] The combined slide 22 moves along the horizontal guide rail 23, such as a manual pulley A30 is provided at one end of the horizontal portion of the combined slide 22 along the sliding direction of the horizontal guide rail 23, and the manual pulley A30 drives the combined slide 22 to move along the horizontal guide rail 23 through a transmission mechanism; the vertical slide 29 moves along the vertical slide rail 26, such as a manual pulley B31 is provided at one end of the vertical portion of the combined slide 22 along the sliding direction of the vertical slide rail 26, and the manual pulley B31 drives the vertical slide 29 to move along the vertical slide rail 26 through a transmission mechanism; thereby adjusting the position of the tightening tool 25 so that the tightening tool 25 and the product to be tested are on the same axis, providing a basis for the connection between the two.

[0051] The tool positioning device is used to clamp and position the product to be tested, and connect the product to be tested with the tightening tool 25 through manual auxiliary operation; the tool positioning device includes a contour support unit, a slide 10, two sets of tool clamping mechanisms 11, a sliding device 12, a sliding guide rail B13, and a slide positioning pin 14;

[0052] In this embodiment, tool clamping mechanisms 11 are respectively provided on two opposite sides of the slide 10, that is, the tool clamping mechanisms 11 are symmetrically arranged on the slide 10, and are used to clamp and position the product to be tested; a set of contour support units is also provided on the slide 10 to support the product to be tested (that is, the contour support unit has a support surface consistent with the shape of the product to be tested), and the contour support unit is arranged on the symmetric center line of the two sets of tool clamping mechanisms 11 close to the measuring unit side; sliding devices 12 are respectively provided at the four corners of the bottom surface of the slide 10, and the sliding direction of the sliding device 12 is consistent with the axial direction of the product to be tested. The sliding device 12 slides on the sliding guide rail B13, and a slide positioning pin 14 is provided at one end of the sliding guide rail B13. When the product to be tested is aligned with the tightening tool 25, the slide 10 is limited by the slide positioning pin 14.

[0053] For the convenience of expression, the position close to the product to be tested is defined as inside, and the opposite is defined as outside.

[0054] The tooling clamping mechanism 11 includes an elbow clamp 15, an arc-shaped pressing block 16, a limit block A17, and a support block A18;

[0055] The support block A18 is fixed on the slide 10, and the support block A18 is provided with a limit block A17 and an elbow clamp 15 from the inside to the outside. The limit block A17 has a limit surface matching the arc surface of the product to be tested, and is used for radial limit of the product to be tested, that is, the limit surface of the limit block A17 is an arc surface matching the arc surface at the corresponding position of the product to be tested. The arc clamping block 16 presses the product to be tested downward, and the arc clamping block 16 is an arc structure matching the corresponding position of the product to be tested to increase the contact area with the product to be tested. The end position of the push rod of the elbow clamp 15 (i.e., the fixed position of the elbow clamp 15) and the arc-shaped clamping block 16 adopt a hinge connection mechanism, so that the arc-shaped clamping block 16 has an up and down swing amount of ±1°, thereby ensuring that the various components of the product clamping are clamped in place and the force is uniform; the arc-shaped clamping block 16 and the hinge connection mechanism are adjusted and clamped by precision gaskets to achieve the adjustment of the flatness of the arc-shaped clamping block 16 and the guarantee of positioning accuracy.

[0056] The profiling support unit includes a profiling bracket 9 and a support block B; the support block B is fixed on the slide 10, and a limit block B and a profiling bracket 9 are arranged on the support block B from the inside to the outside. The limit block B has a limit surface that matches the arc surface of the product to be tested, and is used for radial limitation of the product to be tested; the profiling bracket 9 is used to support the product to be tested from the bottom of the product to be tested.

[0057] The safety isolation mechanism includes a fixed partition cover 2 and a sliding partition cover 8, so that the longitudinal direction of the electric control system integrated cabinet 5 is consistent with the axial direction of the product to be tested; the fixed partition cover 2 and the sliding partition cover 8 are respectively mounted on the longitudinal ends of the upper surface of the electric control system integrated cabinet 5, and there is no partition glass 3 on the opposite surfaces of the fixed partition cover 2 and the sliding partition cover 8; the sliding partition cover 8 can slide to the outside of the fixed partition cover 2 along the longitudinally arranged sliding guide rail A7, and the end surface of the longitudinal end of the sliding partition cover 8 (including the metal frame and the partition glass 3 installed in the metal frame) can be flipped outward and folded to the top of the sliding partition cover 8, so as to fix the product to be tested in the tooling positioning device; the partition glass 3 used for the fixed partition cover 2 and the sliding partition cover 8 is organic glass.

[0058] The electrical control unit includes a torque testing system, and the detection data of the torque sensor 24 is transmitted to the torque testing system to realize remote automatic testing of the torque of the product to be tested; the electrical control unit can also realize the collection and statistics of the test data and the generation of data reports.

[0059] In addition, the electrical control unit is connected to a gas source to control the gas source to fill the product to be tested with gas of a set pressure.

[0060] The test software interface of the electrical control unit will automatically adjust the scale of the interface data analysis area according to the size of the test torque, so as to achieve clear statistics of the data, and at the same time fill in the measured torque value and the corresponding capacity pressure (i.e. the pressure of the filled gas) in the corresponding data table.

[0061] The electrical control unit has a fault self-diagnosis module, which can diagnose the faults existing in the electrical control unit and push corresponding fault codes.

[0062] The host computer of the electrical control unit has an operation interface, so in addition to local manual docking operations, the host computer can also be operated online to realize remote start, stop and monitoring of the equipment.

[0063] The working method of the static torque automatic testing system 1 described in this embodiment is as follows:

[0064] When the product to be tested is clamped, the servo motor 20 and the electromagnetic clutch 27 are first powered off (in this example, the servo motor 20 and the electromagnetic clutch 27 share a power supply), and the electromagnetic clutch 27 is disconnected at this time; the safety isolation mechanism is opened, and the product to be tested is clamped by the arc-shaped clamping blocks 16 in the two sets of tooling clamping mechanisms 11, and the product to be tested is supported by the profiling bracket 9 in the profiling support unit, so that the product to be tested is fixed in the tooling positioning device; the position of the combined slide 22 and the vertical slide 29 is adjusted to achieve the alignment of the product to be tested and the tightening tool 25, and the tightening tool 25 is manually rotated to connect with the product to be tested; and the electrical control unit controls the gas source to fill the product to be tested with positive pressure gas;

[0065] After the inflation is completed, the safety isolation mechanism is sealed; then the servo motor 20 and the electromagnetic clutch 27 are powered on, the electromagnetic clutch 27 is automatically attracted, and the servo motor 20 drives the precision reducer to transmit the force to the universal joint shaft 21 through the telescopic key 28. The universal joint shaft 21 drives the product to be tested to generate torque, and the torque data is transmitted to the electrical control unit through the torque sensor 24.

[0066] The present invention includes but is not limited to the above embodiments. Any equivalent replacement or partial improvement made under the principle of the spirit of the present invention shall be deemed to be within the protection scope of the present invention.

Claims

1. A static torque automatic testing system, characterized in that: the automatic testing system includes a driving unit, a transmission unit, a measuring unit, a tooling positioning device, an electrical control unit and a safety isolation mechanism; wherein, the driving unit, the transmission unit, the measuring unit and the tooling positioning device are all arranged inside the safety isolation mechanism; the tooling positioning device is used for clamping and positioning the product to be tested; the tooling positioning device includes a profiling support unit, a slide table, a tooling clamping mechanism, a sliding device, a sliding guide rail B and a slide table positioning pin; tooling clamping mechanisms are respectively arranged on two opposite sides of the slide table, and a profiling support unit is also arranged on the slide table, and the profiling support unit is arranged on the center line on the side of the tooling clamping mechanism close to the measuring unit; sliding devices are respectively arranged at the four corners of the bottom surface of the slide table, the sliding direction of the sliding device is consistent with the axial direction of the product to be tested, the sliding device slides on the sliding guide rail B, and a slide table positioning pin is arranged at one end of the sliding guide rail B; the tooling clamping mechanism includes an elbow clamp, an arc pressing block, a limit block A and a support block A; the support block A is fixed on the slide table, a limit block A and an elbow clamp are sequentially arranged on the support block A from the inside to the outside, the limit block A has a limit surface matching the arc surface of the product to be tested for radial limit of the product to be tested; the arc pressing block presses the product to be tested downward, and the arc pressing block is an arc structure matching the corresponding position of the product to be tested; the end position of the push rod of the elbow clamp is connected with the arc pressing block by a hinge connection mechanism, so that the arc pressing block has a set angle of up and down deflection; the pressing between the arc pressing block and the hinge connection mechanism is adjusted by a gasket; the profiling support unit includes a profiling bracket and a support block B; the support block B is fixed on the slide table, and a limit block B and a profiling bracket are sequentially arranged on the support block B from the inside to the outside; the limit block B has a limit surface matching the arc surface of the product to be tested for radial limit of the product to be tested; the profiling bracket is used for supporting the product to be tested from the bottom of the product to be tested; the transmission unit is used for transmitting the force generated by the driving unit to the product to be tested to make the product to be tested generate torque, and the torque sensor in the measuring unit monitors the torque of the product to be tested in real time and transmits it to the electrical control unit; the driving unit is controlled by the electrical control unit; the electrical control unit is connected with a gas source and controls the gas source to fill gas into the product to be tested.

2. A static torque automatic testing system according to claim 1, characterized in that: the driving unit includes a precision reduction gear and a servo driver; the transmission unit includes a universal drive shaft and a telescopic key; one end of the telescopic key is connected with the universal drive shaft, and the other end is connected with the precision reduction gear; the servo driver drives the precision reduction gear, and the precision reduction gear transmits the force to the universal drive shaft through the telescopic key.

3. A static torque automatic testing system according to claim 2, characterized in that: the measuring unit includes a combined slide table, a horizontal guide rail, a torque sensor, a tightening tooling, a vertical slide rail and an electromagnetic clutch; The direction of the horizontal guide rail is the direction perpendicular to the axial direction of the product to be tested in the horizontal plane. The horizontal part of the L-shaped combined slide table is slidably engaged with the horizontal guide rail, enabling the combined slide table to move along the horizontal guide rail. A vertical slide rail is provided on the vertical part of the combined slide table, and a vertical slide table is slidably engaged with the vertical slide rail. The connecting shaft A and the connecting shaft B are supported on the vertical slide table; the connecting shaft A, the connecting shaft B, the universal drive shaft, and the telescopic key are arranged on the same axis; One end of the universal drive shaft is connected to the active part of the electromagnetic clutch through the connecting shaft A; the driven part of the electromagnetic clutch is sequentially connected to the torque sensor and the tightening tool through the connecting shaft B, and the tightening tool is used to connect the product to be tested.

4. A static torque automatic testing system according to any one of claims 1 to 3, characterized in that: The safety isolation mechanism includes a fixed partition and a sliding partition. The longitudinal direction of the electric control system integrated cabinet is consistent with the axial direction of the product to be tested; the fixed partition and the sliding partition are respectively oppositely installed on the longitudinal ends of the upper surface of the electric control system integrated cabinet, and there is no partition glass on the opposite surfaces of the fixed partition and the sliding partition; the sliding partition can slide along the longitudinally arranged sliding guide rail A to the outside of the fixed partition, and the end face of the longitudinal end of the sliding partition can be turned outwards and folded to the top of the sliding partition. The partition glass used for the fixed partition and the sliding partition is plexiglass.

5. A static torque automatic testing system according to any one of claims 1 to 3, characterized in that: In the drive unit, a high-precision encoder is provided on the servo driver; at the same time, an automatic low-frequency oscillation suppression unit is also provided in the drive unit.

6. A static torque automatic testing method, characterized in that: The testing is carried out by using a static torque automatic testing system according to any one of claims 1 to 5, and the testing method is as follows: When clamping the product to be tested, first cut off the power supply of the drive unit; Open the safety isolation mechanism and fix the product to be tested in the tooling positioning device; Adjust the measuring unit to make the measuring unit connected in alignment with the tooling positioning device, and then fill the product to be tested with positive pressure gas; After the inflation is completed, seal the safety isolation mechanism; then power on the drive unit, the drive unit works, and transmits the force through the transmission unit to the product to be tested, causing the product to be tested to generate torque, and the torque data is transmitted to the electrical control unit through the torque sensor of the measuring unit.

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