Full-model test platform

Abstract

The utility model discloses a full-model test platform. The full-model test platform comprises a base, a first servo motor and a supporting seat, a first worm and worm gear speed reducer is fixedly arranged on the supporting base, the first servo motor is connected with one end of a worm of the first worm and worm gear speed reducer through a first right-angle speed reducer, a worm gear of the first worm and worm gear speed reducer is connected with one end of a rotating shaft arranged on the machine base through a transmission key, and a connecting plate is fixedly arranged in the middle of the rotating shaft. A second servo motor, a second right-angle speed reducer and a second worm and worm gear speed reducer which are sequentially connected are fixedly arranged on the connecting plate, the front end of a worm gear of the second worm and worm gear speed reducer is fixedly connected with a transition joint, and the transition joint is provided with a workpiece connecting structure; according to the utility model, pitching swinging or rolling of a sample and multi-mode tests of the pitching swinging and rolling of the sample and superposition of the pitching swinging and rolling of the sample can be realized, the stability of sample position keeping and stable operation of the test process are ensured, and the accuracy of test results can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a test platform, in particular to a full mode test platform. BACKGROUND

[0002] Many mechanical products need to be simulated to roll motion of working condition through the roll test platform, but with the continuous improvement of product requirements, the product needs to be tested in the axial pitching swing and the superposition test with the roll to verify the performance of the product under special working conditions, and the existing test platform cannot meet the full mode test requirement. SUMMARY

[0003] The utility model aims at the above -mentioned insufficient of prior art, provides a kind of full mode test platform, it can realize the pitching swing or roll of sample and the superposition of two more mode tests, and ensure that the stability of sample position keeps and test process smoothly runs, can improve the accuracy of test result.

[0004] In order to achieve the above object, a kind of full mode test platform of the utility model, including base, first servo motor and support seat set on base;Its characterized in that first worm and worm gear reducer is fixedly arranged on support seat, first servo motor is connected with the worm one end of first worm and worm gear reducer by first right-angle speed reducer, the worm wheel of first worm and worm gear reducer is connected with the one end of rotating shaft by transmission key, rotating shaft is arranged on base by bearing seat and bearing at both ends, connecting plate is fixedly arranged in the middle of rotating shaft, second servo motor, second right-angle speed reducer and second worm and worm gear reducer are fixedly arranged on connecting plate, second servo motor is connected with the worm one end of second worm and worm gear reducer by second right-angle speed reducer, the worm wheel axis of first worm and worm gear reducer and the worm wheel axis of second worm and worm gear reducer are all horizontally arranged and perpendicular to each other, transition joint is fixedly connected with the front end of the worm wheel of second worm and worm gear reducer, and workpiece connecting structure is arranged in transition joint.

[0005] The above-mentioned workpiece connecting structure can be a plurality of threaded holes arranged on the front end face of the transition joint;By passing a plurality of bolts through the tooling on the test workpiece, and matching the bolts with the threaded holes, the workpiece and the transition joint can be connected;

[0006] The above-mentioned workpiece connecting structure can also be a flange plate fixedly connected to the front end of the transition joint;By passing a plurality of bolts through the flange plate of the tooling on the test workpiece and the flange plate of the transition joint, the workpiece and the transition joint can also be connected;

[0007] In use, the first servo motor and the second servo motor are started, and through the respective right-angle speed reducer and worm and gear reducer, the rotation of the rotating shaft and the transition joint can be realized, so that the pitching swing or the rolling of the sample or the multi-mode test of superimposition of the two can be realized, and the worm and gear transmission structure has the self-locking function, so that the stability of the sample position keeping and the smooth running of the test process can be ensured, and the accuracy of the test result can be improved.

[0008] As a preferred embodiment of the utility model, one end of the rotating shaft is provided with a first angle encoder, the rear end of the transition joint is fixedly connected with a center cylinder, the center cylinder passes through the center hole of the connecting plate and is connected with the connecting plate through a synchronous belt pulley mechanism, the synchronous belt pulley on the connecting plate is provided with a second angle encoder, the first servo motor, the second servo motor, the first angle encoder and the second angle encoder are connected with the PLC controller, and the rotation angle of the rotating shaft and the transition joint can be accurately controlled through the two angle encoders to complete the pitching swing or the rolling test within a certain angle range.

[0009] As a preferred embodiment of the utility model, one end of the worm of the first worm and gear reducer is fixedly connected with a connecting disc, and the connecting disc is connected with one end of the rotating shaft through the transmission key, and the worm of the first worm and gear reducer is connected with the rotating shaft through the connecting disc.

[0010] As a preferred embodiment of the utility model, the other end of the worm of the first worm and gear reducer is connected with the intermediate shaft through the first manual speed reducer, the other end of the intermediate shaft is connected with the first rotating shaft through the first belt pulley mechanism, the first rotating shaft is connected with the first hand wheel through the first clutch, the other end of the worm of the second worm and gear reducer is connected with the input shaft of the second manual speed reducer, the output shaft of the second manual speed reducer is connected with the second rotating shaft through the second belt pulley mechanism, and the second rotating shaft is connected with the second hand wheel through the second clutch, and the other end of the intermediate shaft, the first clutch and the second clutch are arranged on the mounting frame fixedly connected with the machine base, and the rotating shaft and the transition joint can be rotated through the two hand wheels to perform manual test.

[0011] As a preferred embodiment of the utility model, the transition joint is provided with a double-axis inclination sensor, and whether the angle of the pitching swing or the rolling meets the requirement can be detected to ensure the accuracy of the test result.

[0012] In summary, the utility model can realize the pitching swing or the rolling of the sample or the multi-mode test of superimposition of the two, ensure the stability of the sample position keeping and the smooth running of the test process, and improve the accuracy of the test result. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a perspective view of the utility model embodiment.

[0014] Figure 2 It is Figure 1rear perspective view of the

[0015] Figure 3 is a front view of the embodiment of the present application.

[0016] Figure 4 is Figure 3 is a left view of the

[0017] Figure 5 is Figure 3 is a rear view of the

[0018] Figure 6 is Figure 3 is an A-A sectional view of the

[0019] Figure 7 is Figure 3 is a B-B sectional view of the

[0020] Figure 8 is Figure 5 is a C-C sectional view of the

[0021] Figure 9 is Figure 7 is a front view of the rotating shaft in the

[0022] Figure 10 is a perspective view of the rotating shaft DETAILED DESCRIPTION

[0023] The present application will be further described in detail below with reference to the drawings.

[0024] As Figures 1 to 10As shown, the full mode test platform of the embodiment includes a base 1, a first servo motor 2 and a support seat 33 arranged on the base; the support seat 33 is fixedly provided with a first worm and worm gear reducer 4, the housing of the first worm and worm gear reducer 4 is fixedly connected with the support seat 10 through a plurality of screws, the first servo motor 2 is connected with one end of a worm 41 of the first worm and worm gear reducer 4 through a first right-angle reducer 3, the other end of the worm 41 is connected with an intermediate shaft 23 through a first manual speed reducer 5, the other end of the intermediate shaft 23 is connected with a first rotating shaft 8 through a first belt pulley mechanism 7, the first rotating shaft 8 is connected with a first hand wheel 10 through a first clutch 9; one end of a worm wheel 42 of the first worm and worm gear reducer 4 is fixedly connected with a connecting disc 11 through a plurality of screws, the connecting disc 11 is connected with one end of a rotating shaft 12 through two transmission keys 15, the rotating shaft 12 is arranged on the base 1 through bearing seats 14 and bearings at both ends, one end of the rotating shaft 12 is provided with a first angle encoder 29, a connecting plate 13 is integrally and fixedly arranged at the middle part of the rotating shaft 12, a second servo motor 16, a second right-angle reducer 17 and a second worm and worm gear reducer 6 are fixedly arranged on the connecting plate 13, the housing of the second worm and worm gear reducer 6 is fixedly connected with the connecting plate 13 through a plurality of screws, the second servo motor 16 is connected with one end of a worm 61 of the second worm and worm gear reducer 6 through the second right-angle reducer 17, the other end of the worm 61 is connected with an input shaft of a second manual speed reducer 18, an output shaft of the second manual speed reducer 18 is connected with a second rotating shaft 20 through a second belt pulley mechanism 19, the second rotating shaft 20 is connected with a second hand wheel 22 through a second clutch 21; the other end of the intermediate shaft 23, the first clutch 9 and the second clutch 21 are all arranged on a mounting bracket 24 fixedly connected with the base 1; the worm shaft axis of the first worm and worm gear reducer 4 and the worm shaft axis of the second worm and worm gear reducer 6 are both horizontally arranged and perpendicular to each other, a transition joint 26 is fixedly connected with the front end of a worm wheel 62 of the second worm and worm gear reducer 6 through a plurality of screws, a plurality of threaded holes 27 arranged in a ring shape as a workpiece connecting structure are arranged on the front end face of the transition joint 26, a double-shaft inclination sensor 28 is arranged on the transition joint 26; a central cylinder 36 is fixedly connected with the rear end of the transition joint 26, the central cylinder 36 passes through a central hole of the connecting plate 13 and is connected with the connecting plate 13 through a synchronous belt pulley mechanism 31, a synchronous belt pulley 32 on the connecting plate 13 is provided with a second angle encoder 30; the first servo motor 2, the second servo motor 16, the first angle encoder 29 and the second angle encoder 30 are all connected with a PLC controller (not shown);

[0025] In use, the workpiece is connected with the transition joint 26 by passing a plurality of bolts through the fixture on the test workpiece and cooperating with the threaded holes 27; the first servo motor 2 and the second servo motor 16 are started separately or simultaneously, the first servo motor 2 drives the rotating shaft 12 and the transition joint 26 to rotate around the rotating shaft axis through the first right-angle speed reducer 3 and the first worm and gear reducer 4, so that the sample workpiece can be swung in the axial direction, the second servo motor 16 drives the transition joint 26 to rotate around its axis through the second right-angle speed reducer 17 and the second worm and gear reducer 6, so that the sample workpiece can be rolled, thereby realizing multi-mode test of the sample in the swing or roll or the superposition of the two, and the worm and gear transmission structure in the first worm and gear reducer 4 and the second worm and gear reducer 6 has a self-locking function, which can ensure the stability of the sample position and the smooth operation of the test process, and improve the accuracy of the test results;

[0026] The synchronous pulley mechanism 31 is arranged so that the synchronous pulley 32 has the same rotation angle as the transition joint 26; the first angle encoder 29 and the second angle encoder 30 feed back signals to the PLC controller, the PLC controller controls the rotation angle of the first servo motor 2, so that the rotating shaft 12 swings in a certain range, for example, between an elevation angle of 30º and a depression angle of 10º; the PLC controller controls the rotation angle of the second servo motor 16, so that the transition joint 26 rolls in a range of 0-360º, to complete the accurate control of the swing or roll test; if manual test is required, the first rotating shaft 8 and the first hand wheel 10 can be connected through the first clutch 9, and the second rotating shaft 20 and the second hand wheel 22 can be connected through the second clutch 21, the rotating shaft 12 and the transition joint 26 are rotated through the two hand wheels, manual operation can be performed; the dual-axis inclination sensor 28 can detect whether the swing or roll angle meets the requirements, to ensure the accuracy of the test results;

[0027] The above workpiece connecting structure can also be a flange plate fixed to the front end of the transition joint, the workpiece is connected with the transition joint by passing a plurality of bolts through the flange plate of the test sample workpiece and the flange plate of the transition joint.

Claims

1. A full mold test platform, comprising a base, a first servo motor and a support seat arranged on the base; characterized in that The first worm and worm gear reducer is fixed on the support base, the first servo motor is connected with one end of the worm of the first worm and worm gear reducer through the first right-angle reducer, the worm wheel of the first worm and worm gear reducer is connected with one end of the rotating shaft through the transmission key, the rotating shaft is arranged on the machine base through the bearing seat and bearing at both ends, the connecting plate is fixed on the middle part of the rotating shaft, the second servo motor, the second right-angle reducer and the second worm and worm gear reducer are fixed on the connecting plate, the second servo motor is connected with one end of the worm of the second worm and worm gear reducer through the second right-angle reducer, the worm wheel axis of the first worm and worm gear reducer and the worm wheel axis of the second worm and worm gear reducer are both horizontally arranged and perpendicular to each other, the transition joint is fixed on the front end of the worm wheel of the second worm and worm gear reducer, and the workpiece connecting structure is arranged on the front end face of the transition joint.

2. A full-scale test platform according to claim 1, characterized in that: The workpiece connecting structure is a plurality of threaded holes arranged on the front end face of the transition joint.

3. A full-scale test platform according to claim 1, characterized in that: The workpiece connecting structure is a flange plate fixed on the front end of the transition joint.

4. A full-scale test platform according to any one of claims 1 to 3, characterized in that: One end of the rotating shaft is provided with a first angle encoder, the rear end of the transition joint is fixed with a center cylinder, the center cylinder passes through the center hole of the connecting plate and is connected with the connecting plate through the synchronous pulley mechanism, the synchronous pulley on the connecting plate is provided with a second angle encoder, and the first servo motor, the second servo motor, the first angle encoder and the second angle encoder are connected with the PLC controller.

5. A full-scale test platform according to claim 4, characterized in that: One end of the worm wheel of the first worm and worm gear reducer is fixed with the connecting disc, and one end of the rotating shaft is connected with the connecting disc through the transmission key.

6. A full-scale test platform according to claim 5, characterized in that: The other end of the worm of the first worm and worm gear reducer is connected with the intermediate shaft through the first manual reducer, the other end of the intermediate shaft is connected with the first rotating shaft through the first pulley mechanism, and the first rotating shaft is connected with the first hand wheel through the first clutch; the other end of the worm of the second worm and worm gear reducer is connected with the input shaft of the second manual reducer, the output shaft of the second manual reducer is connected with the second rotating shaft through the second pulley mechanism, and the second rotating shaft is connected with the second hand wheel through the second clutch; the other end of the intermediate shaft, the first clutch and the second clutch are arranged on the mounting frame fixed on the machine base.

7. A full-scale test platform according to claim 6, characterized in that: The transition joint is provided with a double-axis inclination sensor.

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