Press fitting device for automobile steering knuckle

Abstract

The utility model discloses an automobile steering knuckle press-fitting device which comprises a press-fitting device, a steering knuckle and a lining, the press-fitting device comprises a hydraulic device, a pressing plate and a clamping device, the bottom end of the pressing plate is in threaded connection with a connecting shaft, the bottom end of the connecting shaft is connected with a connecting disc, the bottom end of the connecting disc is connected with a connecting rod, and the bottom end of the connecting rod is connected with a clamping device. A moving rod is slidably mounted on the outer wall of the connecting rod, a screw is rotatably mounted in the moving rod, a knob is connected to the bottom end of the screw, the upper end of the screw is in threaded connection with the interior of the connecting rod, a plurality of connecting rod sets are rotatably mounted on the outer wall of the moving rod, and the same supporting block is movably mounted on each connecting rod set. The connecting shaft, the connecting disc, the connecting rod, the moving rod, the threaded rod, the rotary knob, the connecting rod set, the supporting block and the sliding block are matched to form a positioning mechanism, the steering knuckle is positioned through the clamping device, and therefore positioning and internal supporting are provided when a lining is pressed into the steering knuckle, and the problem that the lining deforms when pressed into the steering knuckle is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile steering knuckle assembly equipment, in particular to an automobile steering knuckle press-assembly device. Background Art

[0002] The steering knuckle is one of the main parts of the steering axle of the car. It can make the car run stably and transmit the driving direction sensitively. The function of the steering knuckle is to bear the front load of the car, support and drive the front wheel to rotate around the kingpin to turn the car. When the car is running, it is subjected to variable impact loads, so it is required to have high strength.

[0003] The steering knuckle is connected to the vehicle body through a bushing and bolts, and is connected to the brake system through the brake mounting hole of the flange. The bushing is pressed into the steering knuckle by a press-fitting device. However, when the existing press-fitting device presses the bushing, the bushing is usually placed on the mounting hole on the steering knuckle. Since the bushing is not positioned, it is easy to cause the bushing to deform during the pressing process. Therefore, a car steering knuckle press-fitting device is needed to meet people's needs. Utility Model Content

[0004] The utility model aims to provide a vehicle steering knuckle press-fitting device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a kind of automobile steering knuckle pressing device, comprising a pressing device, a steering knuckle and a bushing, the pressing device comprising a hydraulic device, a pressing plate and a clamping device, the bottom end of the pressing plate is threadedly connected with a connecting shaft, the bottom end of the connecting shaft is connected with a connecting disk, the bottom end of the connecting disk is connected with a connecting rod, a moving rod is slidably installed on the outer wall of the connecting rod, a screw is rotatably installed in the moving rod, the bottom end of the screw is connected with a knob, the upper end of the screw is threadedly connected in the connecting rod, a plurality of connecting rod groups are rotatably installed on the outer wall of the moving rod, the same support block is movably installed on each connecting rod group, a slider is connected to one end of each support block, a plurality of sliders are slidably connected in the connecting disk, the bushing is movably sleeved on a plurality of support blocks, and the steering knuckle is movably installed in the clamping device.

[0006] Preferably, a screw thread is provided on the outer wall of one end of the connecting shaft, and the screw thread is threadedly connected to the bottom end of the pressing plate.

[0007] Preferably, part of the outer wall of the connecting shaft is hexagonal, the outer diameter of the hexagonal outer wall is larger than the outer diameter of the connecting shaft itself, and is located below the screw thread.

[0008] Preferably, the outer wall of the screw rod located inside the end of the moving rod is smooth, and part of the outer wall extends outward, with an outer diameter greater than the outer diameter of the smooth outer wall.

[0009] Preferably, a threaded hole matching the screw rod is provided in the connecting rod.

[0010] Preferably, the ends of each of the support blocks facing away from each other are arc-shaped.

[0011] Preferably, a slide groove is provided on the connecting plate, the cross section of the slide groove is T-shaped, and the sliding block is slidably fitted in the slide groove.

[0012] The beneficial effects of the utility model are:

[0013] In the utility model, a positioning mechanism is formed by the cooperation between the connecting shaft, the connecting plate, the connecting rod, the moving rod, the screw rod, the knob, the connecting rod group, the support block and the slider, and the steering knuckle is positioned via the clamping device, thereby providing positioning and internal support for the bushing when it is pressed into the steering knuckle, effectively preventing the bushing from being deformed when it is pressed in.

[0014] In the utility model, the spacing between the support blocks can be adjusted by setting the positioning mechanism, so that the press-fitting device can realize the positioning and press-fitting operation of bushings of different specifications, and effectively improve the versatility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a vehicle steering knuckle press-fitting device proposed by the utility model;

[0016] Figure 2 This is a front cross-sectional structural diagram of a pressure plate of a vehicle steering knuckle press-fitting device proposed by the utility model;

[0017] Figure 3 The utility model provides a kind of automobile steering knuckle press-fitting device Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 The utility model is a schematic diagram of the positioning mechanism structure of a vehicle steering knuckle press-fitting device.

[0019] In the figure: 1. Press-fitting device; 2. Steering knuckle; 3. Bushing; 4. Hydraulic device; 5. Press plate; 6. Clamping device; 7. Connecting shaft; 8. Connecting plate; 9. Connecting rod; 10. Moving rod; 11. Screw rod; 12. Knob; 13. Connecting rod assembly; 14. Support block; 15. Slider; 16. Screw thread; 17. Threaded hole; 18. Slide groove. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A press-fitting device for a steering knuckle of an automobile comprises a press-fitting device 1, a steering knuckle 2 and a bushing 3. The press-fitting device 1 comprises a hydraulic device 4, a pressing plate 5 and a clamping device 6. A connecting shaft 7 is threadedly connected to the bottom end of the pressing plate 5, a connecting disk 8 is connected to the bottom end of the connecting shaft 7, a connecting rod 9 is connected to the bottom end of the connecting disk 8, a moving rod 10 is slidably installed on the outer wall of the connecting rod 9, a screw 11 is rotatably installed in the moving rod 10, a knob 12 is connected to the bottom end of the screw 11, the upper end of the screw 11 is threadedly connected in the connecting rod 9, a plurality of connecting rod groups 13 are rotatably installed on the outer wall of the moving rod 10, each connecting rod group 13 is movably installed with the same support block 14, one end of each support block 14 is connected to a slider 15, a plurality of sliders 15 are slidably connected in the connecting disk 8, the bushing 3 is movably sleeved on the plurality of support blocks 14, and the steering knuckle 2 is movably installed in the clamping device 6.

[0022] Insert the bushing 3 from the bottom of several support blocks 14, turn the knob 12, so that the screw 11 rotates inside the connecting rod 9, and the movable rod 10 moves up, connected via the slider 15, and the cooperation of the connecting rod group 13, so that the several support blocks 14 are separated from each other, so as to be supported on the inner wall of the bushing 3, thereby realizing the positioning and fixation of the bushing 3, fix the steering knuckle 2 by the clamping device 6, and use the hydraulic device 4 to drive the pressure plate 5 to press down, so that the bushing 3 is gradually pressed into the steering knuckle 2 to realize the press-fitting operation, and by positioning the bushing 3, the problem of deformation of the bushing 3 when pressed in is effectively prevented, and the positioning mechanism realizes the positioning of bushings 3 of different specifications, as well as the subsequent press-fitting operation, thereby improving the versatility of the device.

[0023] Specifically, in this embodiment, a screw thread 16 is provided on the outer wall of one end of the connecting shaft 7 , and the screw thread 16 is threadedly connected to the bottom end of the pressing plate 5 , thereby realizing the detachability of the positioning mechanism and retaining the original functionality of the pressing device 1 .

[0024] Specifically, in this embodiment, part of the outer wall of the connecting shaft 7 is hexagonal, the outer diameter of the hexagonal outer wall is larger than the outer diameter of the connecting shaft 7 itself, and is located below the screw thread 16, so as to facilitate the screwing installation of the positioning mechanism at the bottom of the pressure plate 5.

[0025] Specifically, in this embodiment, the outer wall of the screw rod 11 located at the end of the moving rod 10 is smooth, and part of the outer wall extends outward, with an outer diameter larger than that of the smooth outer wall, so that the screw rod 11 is rotated to drive the moving rod 10 to move up or down synchronously.

[0026] Specifically, in this embodiment, a threaded hole 17 adapted to the screw rod 11 is provided in the connecting rod 9, so that the screw rod 11 drives the moving rod 10 to move up and down while providing a locking effect for the positioning mechanism.

[0027] Specifically, in this embodiment, the ends of each support block 14 that are away from each other are arc-shaped, which increases the contact area between the support block 14 and the inner wall of the bushing 3 of different specifications, thereby improving the stability after positioning.

[0028] Specifically, in the present embodiment, a slide groove 18 is provided on the connecting disk 8, and the cross section of the slide groove 18 is T-shaped. The slider 15 slides in the slide groove 18, providing a moving space for the slider 15 to drive the support block 14, while improving the integrity between the slider 15 and the connecting disk 8, and preventing the support block 14 from separating from the connecting disk 8 during movement.

[0029] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A press-fitting device for a steering knuckle of an automobile, comprising a press-fitting device (1), a steering knuckle (2) and a bushing (3), characterized in that: The pressing device (1) comprises a hydraulic device (4), a pressing plate (5) and a clamping device (6); a connecting shaft (7) is threadedly connected to the bottom end of the pressing plate (5); a connecting plate (8) is connected to the bottom end of the connecting shaft (7); a connecting rod (9) is connected to the bottom end of the connecting plate (8); a moving rod (10) is slidably mounted on the outer wall of the connecting rod (9); a screw rod (11) is rotatably mounted inside the moving rod (10); a knob (12) is connected to the bottom end of the screw rod (11); The upper end of the movable rod (11) is threadedly connected to the connecting rod (9), a plurality of connecting rod groups (13) are rotatably installed on the outer wall of the movable rod (10), a same support block (14) is movably installed on each connecting rod group (13), a slider (15) is connected to one end of each support block (14), and a plurality of sliders (15) are slidably connected to the connecting plate (8), the bushing (3) is movably sleeved on the plurality of support blocks (14), and the steering knuckle (2) is movably installed in the clamping device (6).

2. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: A screw thread (16) is provided on the outer wall of one end of the connecting shaft (7), and the screw thread (16) is threadedly connected to the bottom end of the pressing plate (5).

3. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: Part of the outer wall of the connecting shaft (7) is hexagonal, the outer diameter of the hexagonal outer wall is larger than the outer diameter of the connecting shaft (7) itself, and is located below the screw thread (16).

4. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: The outer wall of the screw rod (11) located inside the end of the moving rod (10) is smooth, and part of the outer wall extends outward, with an outer diameter greater than the outer diameter of the smooth outer wall.

5. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: The connecting rod (9) is provided with a threaded hole (17) adapted to the screw rod (11).

6. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: One end of each support block (14) that faces away from each other is in the form of an arc surface.

7. The automobile steering knuckle press-fitting device according to claim 1, characterized in that: The connecting plate (8) is provided with a slide groove (18), the cross section of the slide groove (18) is T-shaped, and the slider (15) is slidably fitted in the slide groove (18).

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