Comprehensive performance test board for steering gear

Abstract

The utility model relates to a steering gear comprehensive performance test bench, which comprises a countertop, the left side of the upper surface of the countertop is provided with a mounting groove, and a transverse adjusting piece is arranged in the mounting groove. The position of a movable plate is adjusted through a hydraulic push rod, so that the distance between the two longitudinal adjusting pieces is changed, the hydraulic push rod can be adjusted and controlled according to the distance between the front double wheels and the rear double wheels, grinding tooth plates on the two sides of the longitudinal adjusting pieces are synchronously adjusted and controlled through an adjusting assembly, and mounting tables on the two sides can synchronously slide on longitudinal guide rails; therefore, the distance between the two tires on the same side is adjusted. The comprehensive performance test board for the steering gear can be quickly adjusted according to the model of the steering gear under the condition that four-wheel synchronous steering testing is met, and accurate testing of two wheels or four wheels is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of steering gear, especially relates to steering gear comprehensive performance test board. BACKGROUND

[0002] Steering gear is commonly known as direction machine, steering machine, it is the most important part in the steering system, its function is to increase the force of steering wheel to steering transmission mechanism and change the force transmission direction.

[0003] Steering gear comprehensive performance test board is used for detecting various values of steering gear, but the present test board design only meets the fixation of single side double wheels connected with steering wheel, such fixation mode does not meet four-wheel synchronous steering test, the comprehensive performance test of steering gear is affected, test data is not comprehensive enough, and it is not applicable to the test of different models of steering gear. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing steering gear comprehensive performance test board, solves the above problems existing in prior art.

[0005] The utility model solves the technical problems that: under the condition of meeting four-wheel synchronous steering test, can be quickly adjusted according to the model of steering gear, and is favorable to the accurate test of double wheels or four wheels.

[0006] The utility model solves the technical problems as follows:

[0007] Steering gear comprehensive performance test board, including the tabletop board, the left side of the upper surface of tabletop board is equipped with the installation groove, the inside of installation groove is equipped with the horizontal adjustment spare;

[0008] The horizontal adjustment spare includes two horizontal slide rails, two horizontal slide rails are symmetrically installed on the inner bottom wall of installation groove, the outside of horizontal slide rail is slidably connected with movable plate, the top of movable plate is fixedly connected with connecting plate, the right side wall of installation groove is fixedly connected with mounting plate, the right side of mounting plate is fixedly installed with hydraulic push rod, one end of the telescopic rod of hydraulic push rod is fixedly connected with connecting plate, the right side of movable plate and the upper surface of tabletop board is equipped with longitudinal adjustment spare;

[0009] The longitudinal adjustment spare includes bottom plate, the top of bottom plate is fixedly connected with adjustment assembly, the left and right sides of bottom plate are slidably connected with meshing plate, the end, away from bottom plate of meshing plate is fixedly connected with mounting table, the bottom of mounting table is slidably connected with two longitudinal guide rails, the same side outside mounting table is fixedly installed with displacement sensor and distance measuring sensor respectively.

[0010] The utility model discloses beneficial effect is: utilize hydraulic push rod to adjust the position of movable board to change the interval between two groups of longitudinal adjusting spare, can according to the interval between front double wheels and rear double wheels to the regulation and control of hydraulic push rod, and the synchronous control of adjusting assembly is carried out to the meshing tooth plate of the both sides of longitudinal adjusting spare, makes the installation platform of both sides can slide on longitudinal guide rail synchronously, thereby adjusts the interval between two tires of same side.

[0011] The utility model discloses beneficial effect is: unilateral adjusting assembly starts, and displacement sensor and range finding sensor on the installation platform of the other side will carry out induction, can induct moving distance, moving speed and moving position, thereby making two groups of longitudinal adjusting spare can move synchronously and move accurately, realizes four tires synchronous regulation.

[0012] On the basis of above-mentioned technical scheme, the utility model still can make following improvement.

[0013] Further, the left and right sides of the bottom plate are provided with limiting grooves, and the limiting grooves are sleeved with the meshing tooth plates.

[0014] Further, the adjusting assembly comprises a shroud, a first transmission rod is movably installed on one side of the inside of the shroud, a second transmission rod is movably installed on the other side of the inside of the shroud, adjusting gears are fixedly connected to the outside of one end of the first transmission rod and the second transmission rod, a driving motor is fixedly installed on the outside of the shroud, a third transmission rod is movably installed on the middle of the inside of the shroud, the third transmission rod is fixedly connected with the driving shaft of the driving motor, the first transmission rod and the third transmission rod are transmissionally connected through a first transmission assembly, a fourth transmission rod is fixedly connected to the side close to the second transmission rod in the inside of the shroud, transmission gears are fixedly connected to the outside of the second transmission rod and the fourth transmission rod, and the fourth transmission rod is transmissionally connected with the third transmission rod through a second transmission assembly.

[0015] Further, the first transmission rod, the second transmission rod and the fourth transmission rod each comprise two bearing seats and a transmission shaft, and the two bearing seats are respectively located at the two ends of the transmission shaft.

[0016] Further, the adjusting gears and the meshing tooth plates are in position correspondence and transmissionally connected.

[0017] Further, the first transmission assembly and the second transmission assembly each comprise two transmission wheels and a transmission belt, the transmission wheels are arranged on the outside of the transmission shaft, and the transmission belt is arranged on the outside of the two transmission wheels.

[0018] Further, the transmission gears on the outside of the fourth transmission rod and the second transmission rod are in position correspondence and transmissionally connected.

[0019] Further, two symmetrical movable grooves are formed in the bottom of the installation platform, and the movable grooves are in position correspondence with the longitudinal guide rails.

[0020] Further, one part of the longitudinal guide rail is fixedly connected to the top of the movable plate, and the other part of the longitudinal guide rail is fixedly connected to the top of the table plate.

[0021] The beneficial effect of the above further scheme is that the third transmission rod rotates after the driving motor is started, and the first transmission rod and the fourth transmission rod rotate synchronously under the transmission of the first transmission assembly and the second transmission assembly, so that the second transmission rod and the first transmission rod rotate synchronously in reverse, and the meshing plates on both sides of the longitudinal adjusting member can move outward or inward synchronously. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic view of the utility model;

[0023] Figure 2 It is a schematic view of the structure of the horizontal adjusting member of the utility model;

[0024] Figure 3 It is a schematic view of the structure of the longitudinal adjusting member of the utility model;

[0025] Figure 4 It is a top view of the adjusting assembly of the utility model.

[0026] In the drawings, the components represented by each reference numeral are listed as follows:

[0027] 1, table plate, 2, mounting groove, 3, horizontal adjusting member, 4, longitudinal adjusting member;

[0028] 30, horizontal sliding rail, 31, movable plate, 32, connecting plate, 33, mounting plate, 34, hydraulic push rod;

[0029] 40, bottom plate, 41, adjusting assembly, 42, meshing plate, 43, mounting table, 44, longitudinal guide rail, 45, displacement sensor, 46, distance measuring sensor;

[0030] 410, shroud, 411, first transmission rod, 412, second transmission rod, 413, adjusting gear, 414, driving motor, 415, third transmission rod, 416, first transmission assembly, 417, fourth transmission rod, 418, transmission gear, 419, second transmission assembly. DETAILED DESCRIPTION

[0031] The principles and characteristics of the utility model are described below in combination with the drawings, and the examples are only used to explain the utility model and are not used to limit the scope of the utility model.

[0032] For example, Figures 1-2As shown, the steering gear comprehensive performance test bench of Example 1 of the present invention includes a table panel 1. A mounting slot 2 is provided on the left side of the upper surface of the table panel 1. A transverse adjustment member 3 is mounted within the mounting slot 2. The mounting slot 2 is provided on the table panel 1 to provide for the movement of the transverse adjustment member 3. The movement distance of the transverse adjustment member 3 is set according to the width of the mounting slot 2.

[0033] The transverse adjustment member 3 includes two transverse rails 30, which are symmetrically mounted on the inner bottom wall of the mounting groove 2. A movable plate 31 is slidably connected to the outside of the transverse rails 30. A connecting plate 32 is fixedly connected to the top of the movable plate 31. A mounting plate 33 is fixedly connected to the right side wall of the mounting groove 2. A hydraulic push rod 34 is fixedly mounted to the right side of the mounting plate 33. One end of the telescopic rod of the hydraulic push rod 34 is fixedly connected to the connecting plate 32. Longitudinal adjustment members 4 are both mounted on the right side of the movable plate 31 and the upper surface of the table panel 1. The hydraulic push rod 34 is used as a driving element to adjust the position of the movable plate 31, thereby changing the spacing between the two sets of longitudinal adjustment members 4. The hydraulic push rod 34 can be adjusted according to the spacing between the front and rear double wheels, causing it to drive the movable plate 31 to move left and right on the two transverse rails 30. The transverse rails 30 use a ball bearing design, which can enhance movement accuracy while facilitating sliding.

[0034] The longitudinal adjustment member 4 includes a base plate 40, with an adjustment assembly 41 fixedly connected to the top of the base plate 40. A toothed plate 42 is slidably connected to the left and right sides of the base plate 40. The toothed plate 42 is fixedly connected to a mounting platform 43 at the end away from the base plate 40. The bottom of the mounting platform 43 is slidably connected to two longitudinal guide rails 44. A displacement sensor 45 and a distance sensor 46 are fixedly mounted on the same side of the outside of the mounting platform 43. The mounting platform 43 is the tire mounting area. The toothed plates 42 on both sides of the longitudinal adjustment member 4 are synchronously regulated by the adjustment assembly 41, allowing the mounting platforms 43 on both sides to slide synchronously on the longitudinal guide rails 44, thereby adjusting the spacing between the two tires on the same side. When the adjustment assembly 41 on one side is activated, the displacement sensor 45 and distance sensor 46 on the mounting platform 43 on the other side will sense the movement distance, speed, and position, thereby allowing the two sets of longitudinal adjustment members 4 to move synchronously and accurately.

[0035] like Figure 3 As shown, the steering gear comprehensive performance test bench of Example 2 of the present invention is based on Example 1. Limiting grooves are provided on both the left and right sides of the base plate 40. The limiting grooves are engaged with the gear plate 42. The limiting grooves restrict the movement of the gear plate 42, preventing it from deflecting during movement and facilitating transmission between the gear plate 42 and the adjustment gear 413.

[0036] like Figure 4As shown in the utility model embodiment 3 steering gear comprehensive performance test platform, on the basis of embodiment 1, adjusting assembly 41 includes shroud 410, first transmission rod 411 is movably installed to one side in the inside of shroud 410, second transmission rod 412 is movably installed to the other side in the inside of shroud 410, adjusting gear 413 is fixedly connected to the outside of one end of first transmission rod 411 and second transmission rod 412, driving motor 414 is fixedly installed to the outside of shroud 410, third transmission rod 415 is movably installed to the middle in the inside of shroud 410, third transmission rod 415 is fixedly connected with the drive shaft of driving motor 414, first transmission rod 411 and third transmission rod 415 are drivingly connected through first transmission assembly 416, fourth transmission rod 417 is fixedly connected to the inside of shroud 410 and close to the side of second transmission rod 412, transmission gear 418 is fixedly connected to the outside of fourth transmission rod 417 and second transmission rod 412, fourth transmission rod 417 is drivingly connected through second transmission assembly 419 and third transmission rod 415.When the interval between two tires on the same side needs to be adjusted, driving motor 414 can be started, third transmission rod 415 rotates after driving motor 414 is started, first transmission rod 411 and fourth transmission rod 417 are synchronously rotated under the transmission effect of first transmission assembly 416 and second transmission assembly 419, two transmission gears 418 are transmitted to make second transmission rod 412 rotate in the rotating process of fourth transmission rod 417, so that synchronous reverse rotation of second transmission rod 412 and first transmission rod 411 is realized, the meshing tooth plate 42 of the longitudinal adjusting member 4 on both sides can be synchronously moved outward or inward, and another set of longitudinal adjusting member 4 can also be synchronously followed under the action of displacement sensor 45 and distance measuring sensor 46, and synchronous adjustment of four tires is realized.

[0037] As Figures 3-4 shown, the utility model embodiment 4 steering gear comprehensive performance test platform, on the basis of embodiment 1, first transmission rod 411, second transmission rod 412 and fourth transmission rod 417 all include two bearing seats and transmission shaft, two bearing seats are located at the both ends of transmission shaft respectively, the position of adjusting gear 413 and meshing tooth plate 42 corresponds, and adjusting gear 413 and meshing tooth plate 42 are drivingly connected, first transmission assembly 416 and second transmission assembly 419 all include two transmission wheels and transmission belt, transmission wheel is arranged at the outside of transmission shaft, transmission belt is arranged at the outside of two transmission wheels, the position of transmission gear 418 on the outside of fourth transmission rod 417 and second transmission rod 412 corresponds, and two transmission gears 418 are drivingly connected. Bearing seat plays the role of fixed transmission shaft, makes it with all transmission assembly constitutes a complete linkage effect, makes driving motor 414 can synchronously drive the movement of both sides meshing tooth plate 42.

[0038] As Figure 3As shown, the embodiment 6 of the steering gear comprehensive performance test platform, on the basis of embodiment 1, the bottom of installation platform 43 is provided with two symmetrical movable grooves, the position of movable groove and longitudinal guide rail 44 corresponds, one part of longitudinal guide rail 44 is fixedly connected to the top of movable plate 31, another part of longitudinal guide rail 44 is fixedly connected to the top of table panel 1.Movable groove moves the installation platform 43 and is limited, can avoid its in the process of moving and appears deviation, enhances the sensing accuracy between two groups of installation platform 43.

[0039] The above-mentioned electric equipment has a wire connection, the hydraulic push rod 34 has an oil circuit connection, and the model of the electric equipment and the hydraulic push rod is a commonly used model in the art.

[0040] The above-mentioned only for the preferred embodiment of the utility model, and not to limit the utility model, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A steering gear comprehensive performance test bench, comprising a bench panel (1), characterized in that: A mounting groove (2) is provided on the left side of the upper surface of the table panel (1), and a transverse adjustment member (3) is installed inside the mounting groove (2); The transverse adjustment member (3) includes two transverse slide rails (30), and the two transverse slide rails (30) are symmetrically installed on the inner bottom wall of the installation groove (2). The outer side of the transverse slide rail (30) is slidably connected to a movable plate (31), and the top of the movable plate (31) is fixedly connected to a connecting plate (32). The right side wall of the installation groove (2) is fixedly connected to a mounting plate (33), and a hydraulic push rod (34) is fixedly installed on the right side of the mounting plate (33). One end of the telescopic rod of the hydraulic push rod (34) is fixedly connected to the connecting plate (32). The movable plate (31) and the right side of the upper surface of the table panel (1) are both provided with a longitudinal adjustment member (4).

2. The steering gear comprehensive performance test bench according to claim 1, characterized in that: The longitudinal adjustment member (4) comprises a base plate (40), the top of the base plate (40) is fixedly connected to an adjustment assembly (41), the left and right sides of the base plate (40) are slidably connected to a toothed plate (42), one end of the toothed plate (42) away from the base plate (40) is fixedly connected to a mounting platform (43), the bottom of the mounting platform (43) is slidably connected to two longitudinal guide rails (44), and a displacement sensor (45) and a distance sensor (46) are fixedly mounted on the same side of the outside of the mounting platform (43).

3. The steering gear comprehensive performance test bench according to claim 2, characterized in that: The left and right sides of the bottom plate (40) are both provided with limiting grooves, and the limiting grooves and the toothed plates (42) are sleeved.

4. The steering gear comprehensive performance test bench according to claim 2, characterized in that: The adjustment assembly (41) includes a shield (410), a first transmission rod (411) is movably mounted on one side of the shield (410), a second transmission rod (412) is movably mounted on the other side of the shield (410), an adjustment gear (413) is fixedly connected to the outside of one end of each of the first transmission rod (411) and the second transmission rod (412), a drive motor (414) is fixedly mounted on the outside of the shield (410), a third transmission rod (415) is movably mounted in the middle of the shield (410), and the third transmission rod ( 415) and a driving shaft of a driving motor (414) are fixedly connected, the first transmission rod (411) and the third transmission rod (415) are transmission-connected via a first transmission assembly (416), a fourth transmission rod (417) close to a side of the second transmission rod (412) is fixedly connected inside the shield (410), a transmission gear (418) is fixedly connected to the outside of the fourth transmission rod (417) and the second transmission rod (412), and the fourth transmission rod (417) is transmission-connected to the third transmission rod (415) via a second transmission assembly (419).

5. The steering gear comprehensive performance test bench according to claim 4, characterized in that: The first transmission rod (411), the second transmission rod (412) and the fourth transmission rod (417) each comprise two bearing seats and a transmission shaft, wherein the two bearing seats are respectively located at two ends of the transmission shaft.

6. The steering gear comprehensive performance test bench according to claim 4, characterized in that: The positions of the adjusting gear (413) and the gear plate (42) correspond to each other, and the adjusting gear (413) and the gear plate (42) are transmission-connected.

7. The steering gear comprehensive performance test bench according to claim 4 or 5, characterized in that: The first transmission assembly (416) and the second transmission assembly (419) each include two transmission wheels and a transmission belt, wherein the transmission wheels are arranged outside the transmission shaft, and the transmission belt is arranged outside the two transmission wheels.

8. The steering gear comprehensive performance test bench according to claim 4, characterized in that: The fourth transmission rod (417) and the transmission gear (418) outside the second transmission rod (412) correspond in position, and the two transmission gears (418) are transmission-connected.

9. The steering gear comprehensive performance test bench according to claim 2, characterized in that: A portion of the longitudinal guide rail (44) is fixedly connected to the top of the movable plate (31), and another portion of the longitudinal guide rail (44) is fixedly connected to the top of the table panel (1).

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