CN219064894U - Wire control steering tie rod test bench device - Google Patents

Abstract

The utility model relates to a test bench device for a wire-controlled steering tie rod, which belongs to the technical field of automobile test benches. It mainly solves the problem of inconvenient clamping and fixing according to the size of the tie rods, and proposes the following technical solutions. It includes a test frame, the inner bottom wall of the test frame is rotatably connected with a threaded rod through bearings, the surface of the threaded rod is connected with a threaded seat through threads, and the inner wall of the threaded seat is rotatably connected with a rotating rod through a rotating shaft. The utility model makes it possible to adjust according to the length of different tie rods through the cooperation between the threaded rod, the threaded seat, the rotating rod and the moving seat, and then adjusts the rotation of the screw rod through the top of the concave seat so that it can clamp the second The block moves so that the surface of the tie rod can be clamped and limited, thereby effectively avoiding the problem that the tie rods cannot be clamped due to different sizes, and further ensuring the stability of the tie rod during testing, thereby ensuring the quality of the test.

Description

A wire-controlled steering tie rod test bench device

technical field

The utility model relates to the related technical field of automobile test benches, in particular to a test bench device for a wire-controlled steering tie rod.

Background technique

Steering tie rod by wire is an important part in the steering mechanism of a car. It directly affects the stability of car handling and driving safety. It plays an important role in transmitting motion in the steering system. Accurately studying the working load of tie rod The design of the car plays a decisive role, so a test bench is required to test the strength of the tie rod. The test bench is generally composed of a test frame and an electric push rod test head to test the tie rod; when the tie rod is tested, it needs to be Fixing ensures stability, but there are differences in the size of the existing tie rods, which makes it inconvenient for the test bench to be clamped and fixed according to the size of the tie rods, thereby easily affecting the quality of the test.

For this reason we propose a kind of steer-by-wire steering tie rod test bench device.

Utility model content

The purpose of this utility model is to provide a steering-by-wire tie rod test bench device to solve the problem of inconvenient clamping and fixing according to the size of the tie rods proposed in the above-mentioned background technology.

In order to solve the above technical problems, the utility model provides the following technical solutions: a steering-by-wire steering tie rod test bench device, including a test frame, the inner bottom wall of the test frame is connected with a threaded rod through a bearing, and the threaded rod The surface of the surface is threadedly connected with a threaded seat, the inner wall of the threaded seat is connected with a rotating rod through a rotating shaft, and one end of the rotating rod is connected with a moving seat through a rotating shaft, and a strip groove is opened on the top of the test frame. The top of the moving seat runs through the inner wall of the strip groove and is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with a support plate, one side of the support plate is connected with a rotating shaft through a bearing, and one end of the rotating shaft is fixed A concave seat is connected, the inner bottom wall of the concave seat is fixedly connected with a first clamping block, the top of the concave seat is threadedly connected with an adjusting screw, and one end of the adjusting screw is rotatably connected with a first clamping block through a bearing. Two clamping blocks.

Combining the above structure, it can clamp and fix the tie rods of different sizes, so as to ensure the stability during the test.

Further, the top of the test frame is fixedly connected with two fixed plates, and a screw rod is connected between the two fixed plates through bearings, and one side of the fixed plate is fixedly connected with a servo motor, and the output of the servo motor The end is fixedly connected with one end of the screw rod through a coupling, the surface of the screw rod is threadedly connected with an L-shaped seat, the top of the L-shaped seat is fixedly connected with an electric push rod, and the output end of the electric push rod is fixedly connected with a test head.

Combined with the above structure, it can be tested according to the position of tie rods of different lengths.

Further, a synchronous motor is fixedly connected to the top of the connecting plate, and the output end of the synchronous motor is fixedly connected to one end of the rotating shaft through a coupling.

The angle of the rotating shaft can be changed by setting the synchronous motor.

Further, the inner wall of the concave seat is provided with a guide groove, the inner wall of the guide groove is slidably connected with a guide block, and one end of the guide block is fixedly connected with one side of the second clamping block.

By setting the guide block in the guide groove, it can guide the second clamping block.

Further, a guide rod is fixedly connected between the fixing plates, and the surface of the guide rod is slidably connected with the inner wall of the L-shaped seat.

The guiding performance of the L-shaped seat can be further improved by setting the guide rod.

Further, the bottom of the test frame is fixedly connected with a support frame, and the bottom of the support frame is fixedly connected with a non-slip pad.

By setting the support frame so that it can improve the stable support force on the bottom of the test frame.

Compared with the prior art, the beneficial effects achieved by the utility model are:

(1) The utility model can be adjusted according to the length of different tie rods through the cooperation between the threaded rod, the threaded seat, the rotating rod and the moving seat, and then the screw can be adjusted through the top of the concave seat to rotate the first The second clamping block moves so that the surface of the tie rod can be clamped and limited, thus effectively avoiding the problem that the size of the tie rod cannot be clamped, and further ensuring the stability of the tie rod during the test, thereby ensuring the stability of the tie rod during the test. the quality of.

(2) The utility model can adjust and test according to the length and position of different tie rods through the cooperation between the fixed plate, the screw rod, the servo motor and the L-shaped seat, thereby effectively avoiding that the test position is too single, thereby improving The practicality of the test bench device.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a three-dimensional schematic diagram of an embodiment of the utility model;

Fig. 2 is a structural schematic diagram of a connecting plate of an embodiment of the present invention;

Fig. 3 is a top view structural schematic diagram of an embodiment of the utility model;

Fig. 4 is an enlarged view of A in Fig. 2 of an embodiment of the present invention.

In the figure: 1. Test frame; 2. Threaded rod; 3. Threaded seat; 4. Rotating rod; 5. Moving seat; 6. Strip groove; 7. Connecting plate; 8. Supporting plate; 9. Rotating shaft; 10 , concave seat; 11, the first clamping block; 12, adjusting screw; 13, the second clamping block; 14, fixed plate; 15, screw rod; 16, servo motor; 17, L-shaped seat; 18, electric Push rod; 19, test head; 20, synchronous motor; 21, guide slot; 22, guide block; 23, guide rod; 24, support frame.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a steering-by-wire steering tie rod test bench device, including a test frame 1, the inner bottom wall of the test frame 1 is connected with a threaded rod 2 through a bearing rotation, and the threaded rod 2 The surface of the surface is connected with a threaded seat 3 by threads, and the inner wall of the threaded seat 3 is connected with a rotating rod 4 through a rotating shaft, and one end of the rotating rod 4 is connected with a moving seat 5 through a rotating shaft, and the top of the test frame 1 is provided with a strip groove 6, The top of the moving seat 5 runs through the inner wall of the strip groove 6 and is fixedly connected with a connecting plate 7, and the top of the connecting plate 7 is fixedly connected with a support plate 8, and one side of the support plate 8 is connected with a rotating shaft 9 through a bearing rotation, and one end of the rotating shaft 9 The concave seat 10 is fixedly connected, the inner bottom wall of the concave seat 10 is fixedly connected with the first clamping block 11, the top of the concave seat 10 is threadedly connected with an adjusting screw 12, and one end of the adjusting screw 12 is rotatably connected with a The second clamping block 13 is provided with a turning handle through one end of the threaded rod 2, so that the threaded rod 2 can be rotated more easily.

According to Fig. 3, it can be seen that the top of the test frame 1 is fixedly connected with two fixed plates 14, and the two fixed plates 14 are connected with a screw rod 15 through bearing rotation, and one side of the fixed plate 14 is fixedly connected with a servo motor 16, and the servo motor The output end of 16 is fixedly connected with one end of the screw rod 15 through a coupling, the surface of the screw rod 15 is threadedly connected with an L-shaped seat 17, the top of the L-shaped seat 17 is fixedly connected with an electric push rod 18, and the output end of the electric push rod 18 A test head 19 is fixedly connected, and driven by a servo motor 16, it can move the L-shaped seat 17 left and right, so as to improve the application range of the test.

According to Fig. 2, it can be seen that the top of the connecting plate 7 is fixedly connected with a synchronous motor 20, and the output end of the synchronous motor 20 is fixedly connected with one end of the rotating shaft 9 through a coupling, and the driving of the synchronous motor 20 makes it possible to move the rotating shaft 9 Turn so that the orientation of the tie rod test can be adjusted.

According to Fig. 4, it can be seen that the inner wall of the concave seat 10 is provided with a guide groove 21, and the inner wall of the guide groove 21 is slidably connected with a guide block 22, and one end of the guide block 22 is fixedly connected with the second clamping block 13 side, through the guide groove 21 The guide block 22 sliding on the inner wall can play a position-limiting and guiding role when the second clamping block 13 moves.

According to Fig. 3, guide rod 23 is fixedly connected between the fixed plates 14, and the surface of guide rod 23 is slidingly connected with the inner wall of L-shaped seat 17, and the guiding performance when L-shaped seat 17 moves can be further improved by guide rod 23.

As can be seen from FIG. 3 , the bottom of the test frame 1 is fixedly connected with a support frame 24 , and the bottom of the support frame 24 is fixedly connected with an anti-skid pad, so that the support frame 24 can provide stable support performance to the bottom of the test frame 1 .

The working principle of the utility model: when in use, when the tie rod needs to be fixed, the threaded rod 2 at the bottom of the test frame 1 can be rotated so that the threaded seat 3 can be adjusted so that the rotating rod 4 can be driven The distance between the moving seat 5 is adjusted left and right, so as to facilitate the adjustment and clamping according to the length and distance of the tie rods, and then through the setting of the concave seat 10, it is possible to place the tie rods on the top of the first clamping block 11, and by adjusting The rotation of the screw rod 12 makes it possible to adjust the second clamping block 13 up and down, so as to facilitate the clamping and limiting of the surface of the tie rod, thereby ensuring the stability of the test. When the strength test of the surface of the tie rod is required, pass The drive of the servo motor 16 on one side of the fixed plate 14 makes it possible to rotate the screw rod 15, so that the L-shaped seat 17 can be moved left and right, so that the test can be carried out according to the length of the tie rod. Driven by the electric push rod 18, Make it possible to move the test head 19 downward, so that it can squeeze the surface of the tie rod for strength test.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. A steer-by-wire steering tie rod test stand device, characterized in that: it comprises a test frame (1), and the inner bottom wall of the test frame (1) is connected with a threaded rod (2) through bearing rotation, and the thread The surface of the rod (2) is threadedly connected with a threaded seat (3), the inner wall of the threaded seat (3) is connected with a rotating rod (4) through a rotating shaft, and one end of the rotating rod (4) is connected with a rotating shaft through a rotating shaft. The moving seat (5), the top of the test frame (1) is provided with a bar-shaped groove (6), and the top of the moving seat (5) is fixedly connected with a connecting plate (7) through the inner wall of the bar-shaped groove (6), The top of the connecting plate (7) is fixedly connected with a support plate (8), and one side of the support plate (8) is rotatably connected with a rotating shaft (9) through a bearing, and one end of the rotating shaft (9) is fixedly connected to There is a concave seat (10), the inner bottom wall of the concave seat (10) is fixedly connected with a first clamping block (11), and the top of the concave seat (10) is threadedly connected with an adjusting screw (12 ), one end of the adjusting screw (12) is rotatably connected with a second clamping block (13) through a bearing. 2. a kind of steer-by-wire tie rod test bench device according to claim 1, is characterized in that: the top of described test frame (1) is fixedly connected with two fixed plates (14), two fixed plates ( 14) are connected with screw mandrel (15) by bearing rotation, one side of the fixed plate (14) is fixedly connected with servomotor (16), and the output end of described servomotor (16) is connected with wire by shaft coupling. One end of the rod (15) is fixedly connected, the surface of the screw rod (15) is threaded with an L-shaped seat (17), and the top of the L-shaped seat (17) is fixedly connected with an electric push rod (18). The output end of the push rod (18) is fixedly connected with a test head (19). 3. A steering-by-wire tie rod test bench device according to claim 1, characterized in that: a synchronous motor (20) is fixedly connected to the top of the connecting plate (7), and the synchronous motor (20) The output end of the shaft coupling is fixedly connected with one end of the rotating shaft (9). 4. A steer-by-wire tie rod test bench device according to claim 1, characterized in that: the inner wall of the concave seat (10) is provided with a guide groove (21), and the guide groove (21) A guide block (22) is slidably connected to the inner wall of the guide block (22), and one end of the guide block (22) is fixedly connected to one side of the second clamping block (13). 5. A steering-by-wire tie rod test bench device according to claim 2, characterized in that: a guide rod (23) is fixedly connected between the fixed plates (14), and the guide rod (23) The surface of the surface is slidably connected with the L-shaped seat (17) inner wall. 6. A steering-by-wire tie rod test bench device according to claim 1, characterized in that: a support frame (24) is fixedly connected to the bottom of the test frame (1), and the support frame (24) The bottom is fixedly connected with non-slip pads.

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