Flexible supporting device for steering knuckle

Abstract

A flexible supporting device for a steering knuckle comprises a first supporting system, a second supporting system and a third supporting system, and the first supporting system is a supporting system capable of being adjusted in the X direction, the Y direction and the Z direction and can provide plane supporting and angular supporting of a first point; the second supporting system is a supporting system capable of being adjusted in the X direction, the Y direction and the Z direction and can provide plane support of a second point and another angular support; the third supporting system is a supporting system capable of being adjusted in the X direction, the Y direction and the Z direction and can provide plane supporting of a third point. Through cooperative use of the three supporting systems, not only can three-point plane fixing, two-angular orientation, limitation of six degrees of freedom of a workpiece and complete positioning of the workpiece be achieved, but also flexibility and universality can be achieved through free adjustment of the three supporting systems in the X direction, the Y direction and the Z direction, and the positioning requirements of various steering knuckles are met.

Description

Technical Field

[0001] The utility model relates to the technical field of steering knuckles, in particular to a flexible supporting device for a steering knuckle. Background Art

[0002] There are many kinds of steering knuckle structures. Different automobile factories have different sizes, dimensions and shapes according to the assembly structure design. In actual production, from blanks to finished products, from casting, processing, testing to assembly, each process and link requires positioning brackets. Traditional positioning brackets are designed for single product features and lack flexibility and versatility. This leads to a large backlog of brackets at the production site and the cost of brackets is too high. Based on this situation, this patent provides a steering knuckle flexible support device. Compared with traditional tooling, the flexible support device achieves versatility, greatly simplifies on-site management, saves tooling costs, and has strong practicality. Utility Model Content

[0003] In view of this, the utility model aims to propose a flexible support device for a steering knuckle, which can meet the positioning requirements of various steering knuckles. The device has universality and versatility, and solves the problems of high tooling costs, lack of flexibility and complex management.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is achieved as follows:

[0005] A steering knuckle flexible support device includes a first support system, a second support system and a third support system. The first support system is a support system with XYZ three-directional adjustment, which can provide planar support and one angular support for a first point; the second support system is a support system with XYZ three-directional adjustment, which can provide planar support and another angular support for a second point; the third support system is a support system with XYZ three-directional adjustment, which can provide planar support for a third point.

[0006] In some embodiments, the first support system includes a base, a first X-axis guide rail, a first X-axis slide, a first X-axis locking knob, a first Y-axis guide rail, a first Y-axis slide, a first Y-axis locking knob, a first vertical plate, a first Z-axis guide rail, a first ball screw nut pair, a first Z-axis slide, a first support pin, a first pin shaft, a first driven bevel gear, a first driving bevel gear, a first Z-axis knob and a first Z-axis locking valve, two first X-axis guide rails are mounted on the base, the first X-axis slide is mounted on the first X-axis guide rails, the first X-axis slide can be fixed on the first X-axis guide rails by rotating the first X-axis locking knob, and the first Y-axis guide rail is mounted on the first X-axis slide. The first Y-axis slide is installed on the first Y-axis guide rail, and the first Y-axis slide can be fixed on the first Y-axis guide rail by the first Y-axis locking knob. The first vertical plate is fixed on the first Y-axis slide, and the guide rail and the first ball screw nut pair are set on the first vertical plate. The first Z-axis slide is installed on the first ball screw nut pair. The first support nail is fixed on the first Z-axis slide, and an inner hole is set in the center of the first support nail. The first pin shaft is installed in the hole. A spring is provided at the bottom of the first pin shaft. The first driven bevel gear is installed at the end of the screw of the first ball screw nut pair. The first driven bevel gear is meshed with the first driving bevel gear. The first Z-axis knob can control the rotation of the first driving bevel gear.

[0007] In some embodiments, it includes a second X-axis guide rail, a second X-axis slide, a second X-axis locking knob, a second Y-axis guide rail, a second Y-axis slide, a second Y-axis locking knob, a second vertical plate, a second ball screw nut pair, a second Z-axis slide, a second support pin, a second pin, a second Z-axis knob, a second Z-axis locking valve, a second active bevel gear and a second driven bevel gear. The second vertical plate is fixed to the second Y-axis slide, a guide rail and a second ball screw nut pair are set on the second vertical plate, the second Z-axis slide is installed on the second ball screw nut pair, the second support pin is fixed to the second Z-axis slide, an inner hole is set in the center of the second support pin, and a second pin is installed in the hole. A spring is provided at the bottom of the second pin, and a second driven bevel gear is installed at the end of the screw of the second ball screw nut pair. The second driven bevel gear is meshed with the second active bevel gear, and the rotation of the second active bevel gear can be controlled by the second Z-axis knob.

[0008] In some embodiments, the second support system is bilaterally symmetrical to the first support system on the bottom plate.

[0009] In some embodiments, the third support system includes a third Y-axis guide rail, a third Y-axis slide, a third Y-axis locking knob, a third X-axis guide rail, a third X-axis slide, a third X-axis locking knob, a third vertical plate, a third ball screw nut pair, a third Z-axis slide, a third support pin, a third Z-axis knob, a third Z-axis locking valve, a third driving bevel gear and a third driven bevel gear. The third vertical plate is fixed on the third X-axis slide, and the guide rail and the third ball screw nut pair are set on the third vertical plate. The third Z-axis slide is installed on the third ball screw nut pair. The third support pin is fixed on the third Z-axis slide. The third driven bevel gear is installed at the end of the screw of the third ball screw nut pair. The third driven bevel gear is engaged with the third driving bevel gear, and the rotation of the third driving bevel gear can be controlled by the third Z-axis knob.

[0010] In some embodiments, the third support system is arranged on the base plate 1 in a herringbone pattern with the first support system and the second support system.

[0011] Compared with the prior art, the steering knuckle flexible support device described in the present invention has the following advantages:

[0012] The steering knuckle flexible support device disclosed in the present invention, through the coordinated use of three major support systems, can not only achieve three-point plane determination and two angular orientation determination, limit the six degrees of freedom of the workpiece, and completely position the workpiece, but also achieve flexibility and versatility through the free adjustment of the three major support systems in the XYZ directions, and meet the positioning requirements of various steering knuckles. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings, which constitute part of the present invention, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a front view of a flexible support device for a steering knuckle according to the present invention.

[0015] Figure 2 This is a top view of a flexible support device for a steering knuckle according to the present invention.

[0016] Figure 3 This is a left view of a steering knuckle flexible support device according to the present invention.

[0017] Description of Reference Numerals

[0018] 1-base, 2-first X-axis guide rail, 3-first X-axis slide, 4-first X-axis locking knob, 5-first Y-axis guide rail, 6-first Y-axis slide, 7-first Y-axis locking knob, 8-first vertical plate, 9-first Z-axis guide rail, 10-first ball screw nut pair, 11-first Z-axis slide, 12-first support pin, 13-first pin shaft, 14-first driven bevel gear, 15-first driving bevel gear, 16-first Z-axis knob, 17-first Z-axis locking valve, 18-second X-axis guide rail, 19-second X-axis slide, 20-second X-axis locking knob, 21-second Y-axis guide rail, 22-second Y-axis slide, 23-second Y-axis locking knob, 24-second vertical plate Plate, 25-second ball screw nut pair, 26-second Z-axis slide, 27-second support pin, 28-second pin shaft, 29-second Z-axis knob, 30-second Z-axis locking valve, 31-second driving bevel gear, 32-second driven bevel gear, 33-third Y-axis guide rail, 34-third Y-axis slide, 35-third Y-axis locking knob, 36-third X-axis guide rail, 37-third X-axis slide, 38-third X-axis locking knob, 39-third vertical plate, 40-third ball screw nut pair, 41-third Z-axis slide, 42-third support pin, 43-third Z-axis knob, 44-third Z-axis locking valve, 45-third driving bevel gear, 46-third driven bevel gear. DETAILED DESCRIPTION

[0019] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0020] The following will refer to the accompanying drawings and embodiments to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. 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.

[0021] Reference below Figures 1 to 3 The steering knuckle flexible support device of the embodiment of the present utility model is described in conjunction with the embodiment.

[0022] A steering knuckle flexible support device includes a base 1, a first X-axis guide rail 2, a first X-axis slide 3, a first X-axis locking knob 4, a first Y-axis guide rail 5, a first Y-axis slide 6, a first Y-axis locking knob 7, a first vertical plate 8, a first Z-axis guide rail 9, a first ball screw nut pair 10, a first Z-axis slide 11, a first supporting pin 12, a first pin shaft 13, a first driven bevel gear 14, a first driving bevel gear 15, a first Z-axis knob 16, a first Z-axis locking valve 17, a second X-axis guide rail 18, a second X-axis slide 19, a second X-axis locking knob 20, a second Y-axis guide rail 21, a second Y-axis slide 22, a second Y-axis locking knob 23, The second vertical plate 24, the second ball screw nut pair 25, the second Z-axis slide 26, the second supporting pin 27, the second pin shaft 28, the second Z-axis knob 29, the second Z-axis locking valve 30, the second driving bevel gear 31, the second driven bevel gear 32, the third Y-axis guide rail 33, the third Y-axis slide 34, the third Y-axis locking knob 35, the third X-axis guide rail 36, the third X-axis slide 37, the third X-axis locking knob 38, the third vertical plate 39, the third ball screw nut pair 40, the third Z-axis slide 41, the third supporting pin 42, the third Z-axis knob 43, the third Z-axis locking valve 44, the third driving bevel gear 45, and the third driven bevel gear 46.

[0023] A steering knuckle flexible support device mainly consists of three major support systems. The first support system is a support system with XYZ three-directional adjustment, which can provide planar support and one angular support at the first point; the second support system is a support system with XYZ three-directional adjustment, which can provide planar support and another angular support at the second point; the third support system is a support system with XYZ three-directional adjustment, which can provide planar support at the third point.

[0024] The first support system includes a base 1, a first X-axis guide rail 2, a first X-axis slide 3, a first X-axis locking knob 4, a first Y-axis guide rail 5, a first Y-axis slide 6, a first Y-axis locking knob 7, a first vertical plate 8, a first Z-axis guide rail 9, a first ball screw nut pair 10, a first Z-axis slide 11, a first support pin 12, a first pin 13, a first driven bevel gear 14, a first driving bevel gear 15, a first Z-axis knob 16, and a first Z-axis locking valve 17. The two first X-axis guide rails 2 are mounted on the base 1, and the first X-axis slide 3 is mounted on the first X-axis guide rails 2. The first X-axis locking knob 4 can be used to fix the position of the first X-axis slide 3 on the first X-axis guide rails 2. The first Y-axis guide rail 5 is mounted on the first X-axis slide 3, and the first Y-axis slide 6 is mounted on the first Y-axis guide rail 5. The first Y-axis locking knob 7 can be used to fix the position of the first Y-axis slide 6 on the first Y-axis guide rail 5. The first vertical plate 8 is fixed to the first Y-axis slide 6. The first vertical plate 8 is provided with a guide rail and a first ball screw nut pair 10. The first Z-axis slide 11 is mounted on the first ball screw nut pair 10. The first support pin 12 is fixed to the first Z-axis slide 11. The center of the first support pin 12 is provided with an inner hole, and the first pin 13 is mounted in the hole. The bottom of the first pin 13 is provided with a spring, that is, the first pin 13 can move in the vertical direction. It is an elastic pin that is compressed when subjected to external force and rebounds to its original position when the external force is released. The first driven bevel gear 14 is mounted at the end of the screw of the first ball screw nut pair 10. The first driven bevel gear 14 is meshed with the first active bevel gear 15. The rotation of the first active bevel gear 15 can be controlled by the first Z-axis knob 16. Under the meshing action of the gears, the Z-axis height of the first support pin 12 and the first pin 13 can be adjusted. The Z-axis position of the first support pin 12 and the first pin 13 can be fixed by the first Z-axis locking valve 17.

[0025] The second support system has the same structure as the first support system. The second support system is symmetrical with the first support system on the base plate 1, and specifically includes a second X-axis guide rail 18, a second X-axis slide 19, a second X-axis locking knob 20, a second Y-axis guide rail 21, a second Y-axis slide 22, a second Y-axis locking knob 23, a second vertical plate 24, a second ball screw nut pair 25, a second Z-axis slide 26, a second support pin 27, a second pin shaft 28, a second Z-axis knob 29, a second Z-axis locking valve 30, a second driving bevel gear 31 and a second driven bevel gear 32. The second vertical plate 24 is fixed to the second Y-axis slide 22. The second vertical plate 24 is provided with a guide rail and a second ball screw nut pair 25. The second Z-axis slide 26 is mounted on the second ball screw nut pair 25. The second support pin 27 is fixed to the second Z-axis slide 26. The center of the second support pin 27 is provided with an inner hole, and a second pin 28 is mounted in the hole. The bottom of the second pin 28 is provided with a spring, that is, the second pin 28 can move in the vertical direction. It is an elastic pin that is compressed when subjected to external force and rebounds to its original position when the external force is released. The second driven bevel gear 32 is mounted on the end of the screw of the second ball screw nut pair 25. The second driven bevel gear 32 is meshed with the second driving bevel gear 31. The rotation of the second driving bevel gear 31 can be controlled by the second Z-axis knob 29. Under the meshing action of the gears, the Z-axis height of the second support pin 27 and the second pin 28 can be adjusted. The Z-axis position of the second support pin 27 and the second pin 28 can be fixed by the second Z-axis locking valve 30.

[0026] The third support system has the same structure as the first support system. It is arranged in a triangular configuration on the base plate 1, along with the first and second support systems. Specifically, it includes a third Y-axis guide rail 33, a third Y-axis slide 34, a third Y-axis locking knob 35, a third X-axis guide rail 36, a third X-axis slide 37, a third X-axis locking knob 38, a third vertical plate 39, a third ball screw nut pair 40, a third Z-axis slide 41, a third support pin 42, a third Z-axis knob 43, a third Z-axis locking valve 44, a third driving bevel gear 45, and a third driven bevel gear 46. The third vertical plate 39 is fixed to the third X-axis slide 37. The guide rail and third ball screw nut pair 40 are provided on the third vertical plate 39. The third Z-axis slide 41 is mounted on the third ball screw nut pair 40, and the third support pin 42 is fixed to the third Z-axis slide 41. A third driven bevel gear 46 is installed at the end of the screw of the third ball screw nut pair 40, and the third driven bevel gear 46 is engaged with the third driving bevel gear 45. The rotation of the third driving bevel gear 45 can be controlled by the third Z-axis knob 43. Under the meshing action of the gears, the Z-direction height of the third support pin 42 can be adjusted, and the Z-direction position of the third support pin 42 can be fixed by the third Z-axis locking valve 44.

[0027] Compared with the prior art, the steering knuckle flexible support device of the present invention has the following advantages:

[0028] The steering knuckle flexible support device disclosed in the present invention, through the coordinated use of three major support systems, can not only achieve three-point plane determination and two angular orientation determination, limit the six degrees of freedom of the workpiece, and completely position the workpiece, but also achieve flexibility and versatility through the free adjustment of the three major support systems in the XYZ directions, and meet the positioning requirements of various steering knuckles.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the protection content of the present invention.

[0030] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0031] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or mutual communication; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 steering knuckle flexible support device, characterized in that: It includes a first support system, a second support system and a third support system. The first support system is a support system with XYZ three-direction adjustment, which can provide plane support and an angular support for the first point; The second support system is a support system with XYZ three-direction adjustment, which can provide the second point of plane support and another angular support; The third support system is a support system with XYZ three-direction adjustment, which can provide plane support at the third point.

2. The steering knuckle flexible support device according to claim 1, characterized in that: The first support system includes a base, a first X-axis guide rail, a first X-axis slide, a first X-axis locking knob, a first Y-axis guide rail, a first Y-axis slide, a first Y-axis locking knob, a first vertical plate, a first Z-axis guide rail, a first ball screw nut pair, a first Z-axis slide, a first supporting pin, a first pin shaft, a first driven bevel gear, a first driving bevel gear, a first Z-axis knob and a first Z-axis locking valve. The two first X-axis guide rails are mounted on the base, and the first X-axis slide is mounted on the first X-axis guide rails. The first X-axis slide can be fixed on the first X-axis guide rail by rotating the first X-axis locking knob. The first Y-axis guide rail is mounted on the first X-axis slide. The first The Y-axis slide is installed on the first Y-axis guide rail, and the first Y-axis slide can be fixed on the first Y-axis guide rail by the first Y-axis locking knob. The first vertical plate is fixed on the first Y-axis slide, and the guide rail and the first ball screw nut pair are set on the first vertical plate. The first Z-axis slide is installed on the first ball screw nut pair. The first support nail is fixed on the first Z-axis slide, and an inner hole is set in the center of the first support nail. The first pin shaft is installed in the hole. A spring is provided at the bottom of the first pin shaft. The first driven bevel gear is installed at the end of the screw of the first ball screw nut pair. The first driven bevel gear is meshed with the first driving bevel gear. The first Z-axis knob can control the rotation of the first driving bevel gear.

3. The steering knuckle flexible support device according to claim 2, characterized in that: It includes a second X-axis guide rail, a second X-axis slide, a second X-axis locking knob, a second Y-axis guide rail, a second Y-axis slide, a second Y-axis locking knob, a second vertical plate, a second ball screw nut pair, a second Z-axis slide, a second supporting pin, a second pin shaft, a second Z-axis knob, a second Z-axis locking valve, a second driving bevel gear and a second driven bevel gear. The second vertical plate is fixed to the second Y-axis slide, a guide rail and a second ball screw nut pair are provided on the second vertical plate, the second Z-axis slide is installed on the second ball screw nut pair, the second supporting pin is fixed to the second Z-axis slide, an inner hole is provided in the center of the second supporting pin, a second pin shaft is installed in the hole, a spring is provided at the bottom of the second pin shaft, a second driven bevel gear is installed at the end of the screw of the second ball screw nut pair, the second driven bevel gear is meshed with the second driving bevel gear, and the rotation of the second driving bevel gear can be controlled by the second Z-axis knob.

4. The steering knuckle flexible support device according to claim 3, characterized in that: The second supporting system is bilaterally symmetrical with the first supporting system on the bottom plate.

5. The steering knuckle flexible support device according to claim 3, characterized in that: The third support system includes a third Y-axis guide rail, a third Y-axis slide, a third Y-axis locking knob, a third X-axis guide rail, a third X-axis slide, a third X-axis locking knob, a third vertical plate, a third ball screw nut pair, a third Z-axis slide, a third supporting pin, a third Z-axis knob, a third Z-axis locking valve, a third driving bevel gear and a third driven bevel gear. The third vertical plate is fixed on the third X-axis slide. The guide rail and the third ball screw nut pair are set on the third vertical plate. The third Z-axis slide is installed on the third ball screw nut pair. The third supporting pin is fixed to the third Z-axis slide. The third driven bevel gear is installed at the end of the screw of the third ball screw nut pair. The third driven bevel gear is meshed with the third driving bevel gear. The rotation of the third driving bevel gear can be controlled by the third Z-axis knob.

6. The steering knuckle flexible support device according to claim 5, characterized in that: The third support system is arranged on the bottom plate (1) in a herringbone shape with the first support system and the second support system.

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