Detection device for steering gear assembly

Abstract

The utility model discloses a detection device for a steering gear assembly, which comprises a bearing seat, the top of the bearing seat is fixedly connected with a fixed support, the top of the fixed support is fixedly connected with a fixed cylinder, and the piston end of the fixed cylinder penetrates through the fixed support and is fixedly connected with a fixed support plate. A fixed motor is fixedly connected to the top of the fixed supporting plate, and an output shaft of the fixed motor penetrates through the fixed supporting plate and is fixedly connected with a fixed sleeve. According to the utility model, the driving motor drives the moving worm gear on the driving worm to rotate, and then the moving worm gear also drives the moving screw to rotate, so that the moving slide block moves along the direction of the moving screw, and the moving slide block also drives the moving index on the moving support plate to move; whether the steering pull rod is in the center or not is detected according to the center of the assembly scale through the moving index, whether the steering pull rod is bent or not is conveniently detected, whether the steering gear assembly is qualified or not can be detected in a planar and quantitative mode, and therefore the using effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steering gears, in particular to a detection device for a steering gear assembly. Background Art

[0002] The steering gear assembly, also known as the steering gear or steering machine, is the most important component in the automobile steering system. Its function is to increase the force transmitted from the steering wheel to the steering transmission mechanism and change the direction of force transmission. In the existing technology, the gap between the bearing and the adjustment bushing cannot be automatically detected and can only be detected by manual plugging. This is very troublesome and leads to the inability to quantify control and backward error prevention measures. There is a risk of missed judgment or wrong judgment, which affects later production and thus reduces the use effect. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a detection device for a steering gear assembly.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a detection device for a steering gear assembly, comprising a socket, a fixed bracket fixedly connected to the top of the socket, a fixed cylinder fixedly connected to the top of the fixed bracket, a piston end of the fixed cylinder penetrates the fixed bracket and is fixedly connected to a fixed support plate, a fixed motor fixedly connected to the top of the fixed support plate, an output shaft of the fixed motor penetrates the fixed support plate and is fixedly connected to a fixed sleeve, a fixing bolt penetrates and is threadedly connected to a side wall of the fixed sleeve, a display screen fixedly connected to the surface of the fixed bracket, a sensor connected to the bottom of the display screen via a first wire, and a fixed connection between the bottom of the sensor and the fixed motor via a second wire, two symmetrical assembly recesses fixedly connected to the top of the socket, and an assembly component connected to the side walls of the assembly recess;

[0005] Assembly baffles are provided on both the left and right sides of the receiving seat, a moving scale is fixedly connected to the top of the assembly baffle, and a moving component is connected to the side wall of the assembly baffle.

[0006] As a further description of the above technical solution:

[0007] The assembly component comprises two assembly support plates which are arranged through the side walls of the assembly recess, one end of the assembly support plate is fixedly connected with an assembly stopper, and an outer side wall of the assembly support plate is movably sleeved with an assembly spring.

[0008] As a further description of the above technical solution:

[0009] The two ends of the assembly spring are respectively fixedly connected to the side wall of the assembly stopper and the side wall of the assembly recess, and the top of one of the assembly support plates is fixedly connected to an assembly ruler.

[0010] As a further description of the above technical solution:

[0011] The moving component includes a moving groove opened on the side wall of the assembly baffle, a moving slider is slidably connected inside the moving groove, one end of the moving slider is fixedly connected to a moving support plate, the top of the moving support plate is fixedly connected to a moving indicator, and a moving screw is rotatably connected between the two sides of the inner wall of the moving groove.

[0012] As a further description of the above technical solution:

[0013] The outer side wall of the movable screw is threadedly connected to the movable slider, one end of the movable screw passes through the assembly baffle and is fixedly connected to a movable worm gear, the other ends of the two assembly support plates are fixedly connected to their corresponding assembly baffles, and two driving blocks are fixedly connected to the surface of the assembly baffle.

[0014] As a further description of the above technical solution:

[0015] A driving motor is fixedly connected to the top of one of the driving blocks, and a driving worm is fixedly connected to the output end of the driving motor. The end of the driving worm passes through one of the driving blocks and is rotationally connected to the other driving block. The driving worm is meshed with the movable worm gear.

[0016] The utility model has the following beneficial effects:

[0017] The assembly components can be used to match the assembly recess, assembly support plate, assembly stopper, assembly spring and assembly ruler, so that the steering shaft on the fixed sleeve can be driven to rotate by the fixed motor, and then the steering assembly also drives the steering rod on the steering gear assembly to move, and at the same time the steering rod pushes the assembly baffle to move, and then the assembly baffle also drives the assembly support plate and the assembly spring to move along the direction of the assembly recess. Then, when the steering rod moves, the assembly ruler on one of the assembly support plates is used to detect the length of the steering rod, so as to detect whether the length meets the standard. The moving component can be used to match the assembly baffle, The movable slider, movable support plate, movable indicator, movable screw, movable worm gear, driving block, driving motor and driving worm gear cooperate so that the movable worm gear on the driving worm gear is driven to rotate by the driving motor, and then the movable worm gear also drives the movable screw to rotate, so that the movable slider moves along the direction on the movable screw, and then the movable slider also drives the movable indicator on the movable support plate to move, so that the movable indicator detects whether the steering rod is in the center according to the center of the assembly scale, which is convenient for detecting whether the steering rod is bent, so that the steering gear assembly can be flattened and quantitatively detected to see if it is qualified, thereby improving the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1This is a schematic diagram of the overall structure of a detection device for a steering gear assembly proposed by the present invention;

[0019] Figure 2 This is a schematic structural diagram of an assembly recess, an assembly support plate and an assembly baffle of a detection device for a steering gear assembly proposed by the present invention;

[0020] Figure 3 for Figure 2 Schematic diagram of the structure enlarged at point A.

[0021] Legend:

[0022] 1. Socket; 2. Fixed bracket; 3. Fixed cylinder; 4. Fixed support plate; 5. Fixed motor; 6. Fixed sleeve; 7. Display screen; 8. Sensor; 9. Assembly recess; 10. Assembly support plate; 11. Assembly block; 12. Assembly spring; 13. Assembly baffle; 14. Moving slider; 15. Moving support plate; 16. Moving indicator; 17. Moving screw; 18. Moving worm gear; 19. Driving block; 20. Driving motor; 21. Driving worm. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Reference Figure 1-3 The utility model provides a detection device for a steering gear assembly, comprising a socket 1, a fixed bracket 2 is fixedly connected to the top of the socket 1, a fixed cylinder 3 is fixedly connected to the top of the fixed bracket 2, the piston end of the fixed cylinder 3 passes through the fixed bracket 2 and is fixedly connected to the fixed support plate 4, the top of the fixed support plate 4 is fixedly connected to a fixed motor 5, the output shaft of the fixed motor 5 passes through the fixed support plate 4 and is fixedly connected to a fixed sleeve 6, the side wall of the fixed sleeve 6 passes through and is threadedly connected with a fixing bolt, a display screen 7 is fixedly connected to the surface of the fixed bracket 2, the bottom of the display screen 7 is connected to a sensor 8 through a first wire, and the bottom of the sensor 8 is fixedly connected to the fixed motor 5 through a second wire, two symmetrical assembly recesses 9 are fixedly connected to the top of the socket 1, and an assembly component is connected to the side wall of the assembly recess 9, which is used to detect the length of the steering rod on the steering gear. Figure 1 and Figure 2The assembly component includes two assembly support plates 10 that are arranged through the side walls of the assembly recess 9. One end of the assembly support plate 10 is fixedly connected to an assembly stopper 11. The outer side wall of the assembly support plate 10 is movably sleeved with an assembly spring 12. The two ends of the assembly spring 12 are respectively fixedly connected to the side walls of the assembly stopper 11 and the side walls of the assembly recess 9. An assembly ruler is fixedly connected to the top of one of the assembly support plates 10, and the specific length of the steering rod is detected by the assembly ruler.

[0025] The left and right sides of the receiving seat 1 are both provided with an assembly baffle 13, the top of the assembly baffle 13 is fixedly connected to a moving scale, and the side wall of the assembly baffle 13 is connected to a moving component, refer to Figure 1 and Figure 3 The moving component includes a moving groove opened on the side wall of the assembly baffle 13, a moving slider 14 is slidably connected inside the moving groove, one end of the moving slider 14 is fixedly connected to a moving support plate 15, and a moving index 16 is fixedly connected to the top of the moving support plate 15, and a moving screw 17 is rotatably connected between the two sides of the inner wall of the moving groove, and the outer wall of the moving screw 17 is threadedly connected to the moving slider 14, one end of the moving screw 17 passes through the assembly baffle 13 and is fixedly connected to a moving worm gear 18, the other ends of the two assembly support plates 10 are fixedly connected to their corresponding assembly baffles 13, and two driving blocks 19 are fixedly connected to the surface of the assembly baffle 13, one of which is fixedly connected to a driving motor 20 at the top, and a driving worm 21 is fixedly connected to the output end of the driving motor 20, and the end of the driving worm 21 passes through one of the driving blocks 19 and is rotatably connected to the other driving block 19, and the driving worm 21 is meshed with the moving worm gear 18, and the driving motor 20 plays a role in driving the driving worm 21 to rotate.

[0026] Working principle: When in use, first place the steering assembly to be tested between the two assembly recesses 9 and embed it into the groove. Then, start the fixed cylinder 3, and drive the fixed support plate 4 to move downward through the fixed cylinder 3. Then the fixed support plate 4 also drives the fixed sleeve 6 to engage with the steering shaft on the steering assembly. Then rotate the fixing bolt so that the fixing bolt approaches and tightens toward the direction of the steering shaft. Then start the fixed motor 5, and drive the steering shaft on the fixed sleeve 6 to rotate through the fixed motor 5. Then the steering assembly also drives the steering rod on the steering gear assembly to move. Then the steering torque of the steering shaft enters the sensor 8 through the second wire, and then transmits the information through the first wire to the display screen 7, displaying the rotation torque, thereby detecting the smoothness of the steering and ensuring the torque detection effect.

[0027] Then the steering rod on the steering gear assembly pushes the assembly baffle 13 to move, and then the assembly baffle 13 also drives the assembly support plate 10 and the assembly spring 12 to move along the direction of the assembly recess 9. Then, when the steering rod moves, the assembly ruler on one of the assembly support plates 10 is used to detect the length of the steering rod, so as to detect whether it meets the standard and ensure further detection effect.

[0028] Then start the driving motor 20, and the driving motor 20 drives the moving worm gear 18 on the driving worm 21 to rotate, and then the moving worm gear 18 also drives the moving screw 17 to rotate, so that the moving slider 14 moves along the direction on the moving screw 17, followed by the moving slider 14 slidingly installed inside the moving groove, thereby guiding the moving slider 14, and then the moving slider 14 also drives the moving indicator 16 on the moving support plate 15 to move, so that the moving indicator 16 detects the steering rod on the steering gear assembly according to the assembly ruler on the assembly baffle 13, and then detects whether the steering rod is bent at the zero point of the assembly ruler at the center to ensure the movement detection effect.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A detection device for a steering gear assembly, comprising a receiving seat (1), characterized in that: The top of the receiving seat (1) is fixedly connected to a fixed bracket (2), the top of the fixed bracket (2) is fixedly connected to a fixed cylinder (3), the piston end of the fixed cylinder (3) passes through the fixed bracket (2) and is fixedly connected to a fixed support plate (4), the top of the fixed support plate (4) is fixedly connected to a fixed motor (5), the output shaft of the fixed motor (5) passes through the fixed support plate (4) and is fixedly connected to a fixed sleeve (6), the side wall of the fixed sleeve (6) passes through and is threadedly connected to a fixing bolt, the surface of the fixed bracket (2) is fixedly connected to a display screen (7), the bottom of the display screen (7) is connected to a sensor (8) through a first wire, the bottom of the sensor (8) is fixedly connected to the fixed motor (5) through a second wire, the top of the receiving seat (1) is fixedly connected to two symmetrical assembly recesses (9), and the side walls of the assembly recesses (9) are connected to assembly components; Assembly baffles (13) are provided on both the left and right sides of the receiving seat (1), a moving scale is fixedly connected to the top of the assembly baffle (13), and a moving component is connected to the side wall of the assembly baffle (13).

2. A detection device for a steering gear assembly according to claim 1, characterized in that: The assembly component comprises two assembly support plates (10) penetrating the side walls of the assembly recess (9), one end of the assembly support plate (10) is fixedly connected to an assembly stopper (11), and an outer side wall of the assembly support plate (10) is movably sleeved with an assembly spring (12).

3. The detection device for a steering gear assembly according to claim 2, characterized in that: The two ends of the assembly spring (12) are respectively fixedly connected to the side wall of the assembly stopper (11) and the side wall of the assembly recess (9), and an assembly scale is fixedly connected to the top of one of the assembly support plates (10).

4. A detection device for a steering gear assembly according to claim 3, characterized in that: The moving assembly comprises a moving groove provided on the side wall of the assembly baffle (13), a moving slider (14) being slidably connected inside the moving groove, a moving support plate (15) being fixedly connected at one end of the moving slider (14), a moving indicator (16) being fixedly connected at the top of the moving support plate (15), and a moving screw (17) being rotatably connected between the two sides of the inner wall of the moving groove.

5. The detection device for a steering gear assembly according to claim 4, characterized in that: The outer wall of the movable screw (17) is threadedly connected to the movable slider (14); one end of the movable screw (17) passes through the assembly baffle (13) and is fixedly connected to the movable worm gear (18); the other ends of the two assembly support plates (10) are fixedly connected to the corresponding assembly baffles (13); and two driving blocks (19) are fixedly connected to the surface of the assembly baffle (13).

6. The detection device for a steering gear assembly according to claim 5, characterized in that: A driving motor (20) is fixedly connected to the top of one of the driving blocks (19), and a driving worm (21) is fixedly connected to the output end of the driving motor (20). The end of the driving worm (21) passes through one of the driving blocks (19) and is rotationally connected to the other driving block (19). The driving worm (21) is meshed with the moving worm wheel (18).

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