CN114849966A

CN114849966A - Local coating device for steering ball pin

Info

Publication number: CN114849966A
Application number: CN202210464110.8A
Authority: CN
Inventors: 赵银芬; 朱炳均
Original assignee: Jingjiang Taitong Automobile Technology Co ltd
Current assignee: Jingjiang Taitong Automobile Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-05

Abstract

The invention discloses a local coating device for a steering ball pin, which comprises a rotating table, a first swing arm and a second swing arm, wherein one side of the rotating table is hinged with the bottom end of the first swing arm, the rear side of the top end of the first swing arm is connected with the second swing arm, the lower surface of the second swing arm is fixedly welded with a fixed arm with an L-shaped structure, an adjusting screw rod is vertically connected between the upper surface of a horizontal arm of the fixed arm and the lower surface of the second swing arm, which is far away from the first swing arm, is vertically connected with a rotating shaft, the bottom end of the rotating shaft is welded with a pressing seat, and a support ring is arranged under the pressing seat. The redundant coating can be dried, and the product quality is further improved.

Description

Local coating device for steering ball pin

Technical Field

The invention relates to the technical field of steering ball pin processing, in particular to a local coating device for a steering ball pin.

Background

The wheels and the axles of the automobile are mutually connected through a main ball pin, and the wheels and the steering rods are also connected through the steering ball pin, the conventional main ball pin and the steering ball pin are provided with a threaded rod at one end with a small diameter of a conical positioning rod, one end with a large diameter of the conical positioning rod is provided with a solid ball, and particularly the surface shape of the solid ball part needs to have quite high dimensional precision and shape precision and needs to be accurately ground to meet the requirement, so that great difficulty is brought to processing.

The steering ball pin has high processing quality requirement, any collision phenomenon cannot occur, and the spherical head of the ball pin cannot be sprayed with any environment-friendly coating, so that each process of the ball pin is required to be handled and placed lightly. The ball pin is required to be pretreated before being coated, the ball pin is required to be placed in a punching plate for removing oil during pretreatment cleaning, contact is not allowed, after cleaning is finished, the ball head of the ball pin is required to be manually wrapped by tinfoil one by one, then the ball pin is placed on a coating clamp for coating, the ball pin head is prevented from being sprayed to a coating, after coating is finished, the wrapped tinfoil is manually taken down one by one. This method wastes a lot of human resources and has low production efficiency.

Disclosure of Invention

Based on the technical problems in the prior art, the invention provides a local coating device for a steering ball pin.

The local coating device for the steering ball pin comprises a rotating table, a first swing arm and a second swing arm, one side of the rotating platform is hinged with the bottom end of the first swing arm, the rear side of the top end of the first swing arm is connected with a second swing arm, a fixed arm with an L-shaped structure is fixedly welded on the lower surface of the second swing arm, an adjusting screw rod is vertically connected between the upper surface of the horizontal arm of the fixed arm and the lower surface of the second swing arm, the lower surface of the second swing arm far away from the first swing arm is vertically connected with a rotating shaft, the bottom end of the rotating shaft is welded with a pressing seat, a support ring is arranged under the pressing seat, a worm wheel connected with the second swing arm is arranged on the inner wall of the top end of the first swing arm, a worm meshed with the worm wheel is horizontally arranged below the worm wheel, and a first motor connected with the adjusting screw is embedded in the lower surface of the second swing arm.

Preferably, the adjusting screw is connected with a sliding block, and the sliding block is connected with the vertical inner wall of the fixing arm in a sliding mode.

Preferably, the support ring is fixedly connected with one side wall of the sliding block, wherein the middle part of the support ring is connected with a bearing die through a bearing.

Preferably, a servo motor connected with the first swing arm is installed inside the rotating platform.

Preferably, the lower surface of the pressing seat is provided with a groove, an anti-slip pad is arranged in the groove, and the top end of the rotating shaft connected with the pressing seat extends upwards to form a second swing arm and is connected with a driven wheel.

Preferably, a third motor is embedded in one side, far away from the driven wheel, of the upper surface of the second swing arm, and the top end of the third motor is connected with a driving wheel.

Preferably, the driving wheel is in transmission connection with the driven wheel through a toothed belt.

Preferably, a second motor connected with the worm is mounted on the outer side wall of the top end of the first swing arm.

The invention has the beneficial effects that:

1. according to the invention, the rotating platform, the first swing arm and the second swing arm are combined in a moving way, so that the machining efficiency of the steering ball pin is conveniently improved, and the first swing arm and the second swing arm are combined through the worm wheel and the worm, so that the rotation angle of the second swing arm can be finely adjusted, the clamped steering ball pin is vertical to the coating groove, the uniformity after coating is better, and the product quality is improved.

2. The invention drives the sliding block connected with the adjusting screw rod to enable the supporting ring to move up and down, thereby easily assembling and disassembling the steering ball pin part.

Drawings

FIG. 1 is a schematic three-dimensional view of a partial coating apparatus for a kingpin according to the present invention;

FIG. 2 is a front view schematically illustrating a partial coating apparatus for a kingpin according to the present invention;

FIG. 3 is a schematic top view showing the structure of a support ring in the partial coating apparatus for a kingpin according to the present invention;

fig. 4 is a schematic top view of a second swing arm in the partial coating apparatus for a steering ball pin according to the present invention.

In the figure: 1. a rotating table; 2. a first swing arm; 3. a second swing arm; 4. a driven wheel; 5. a pressing seat; 6. a first motor; 7. a support ring; 8. carrying a mold; 9. a second motor; 10. a driving wheel; 11. a toothed belt; 12. a slider; 13. a fixed arm; 14. a worm; 15. a worm gear; 16. a third motor; 17. adjusting the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the local coating device for the steering ball pin comprises a rotating platform 1, a first swing arm 2 and a second swing arm 3, wherein one side of the rotating platform 1 is hinged with the bottom end of the first swing arm 2, the rear side of the top end of the first swing arm 2 is connected with the second swing arm 3, a fixing arm 13 with an L-shaped structure is fixedly welded on the lower surface of the second swing arm 3, an adjusting screw rod 17 is vertically connected between the upper surface of the horizontal arm of the fixing arm 13 and the lower surface of the second swing arm 3, the lower surfaces of the second swing arm 3 far away from the side of the first swing arm 2 are both vertically connected with a rotating shaft, a compressing seat 5 is welded at the bottom end of the rotating shaft, a support ring 7 is arranged right below the compressing seat 5, a worm wheel 15 connected with the second swing arm 3 is installed on the inner wall of the top end of the first swing arm 2, a worm 14 meshed with the worm wheel 15 is horizontally arranged below the worm wheel, wherein, the lower surface of the second swing arm 3 is embedded with a first motor 6 connected with an adjusting screw 17.

In this embodiment, the adjusting screw 17 is connected with the sliding block 12, the sliding block 12 is connected with the vertical inner wall of the fixed arm 13 in a sliding manner, and when the sliding block 12 moves up and down, the fixed arm 13 connected with the sliding block 12 in a sliding manner directly and effectively ensures stability and ensures a good clamping effect on the steering ball pin.

Specifically, the first motor 6 connected with the adjusting screw 17 is embedded in the lower surface of the second swing arm 3, after the first motor 6 drives the adjusting screw 17 to rotate, the position of the sliding block 12 and the position of the supporting ring 7 connected with the sliding block 12 can be changed, and in normal work, the supporting ring 7 can move upwards until the inner wall of the bearing die 8 inside the supporting ring 7 is attached to the bottom wall of the head of the steering ball pin, so that the steering ball pin workpiece is effectively fixed.

Further, the support ring 7 is fixedly connected with one side wall of the slider 12, wherein the middle part of the support ring 7 is connected with a bearing die 8 through a bearing, the bearing die 8 and the support ring 7 form a group of revolute pairs, the revolute pairs are in running fit through the bearing, and the bearing is a thrust bearing SKF 51100.

Further, a servo motor connected with the first swing arm 2 is installed inside the rotating platform 1.

In this embodiment, the lower surface that compresses tightly seat 5 is seted up flutedly, installs the slipmat in its recess and upwards extends second swing arm 3 outer joint from driving wheel 4 with the top of the rotation axis that compresses tightly the seat 5 and be connected to utilize the slipmat to reduce the phenomenon of skidding.

Specifically, third motor 16 has been buried underground to the one side that the second swing arm 3 upper surface was kept away from follow driving wheel 4, and the top of third motor 16 is connected with action wheel 10, and action wheel 10 is connected with the transmission of following through toothed belt 11 between the driving wheel 4, realizes the transmission cooperation of third motor 16 to the rotation axis, is convenient for utilize the rotation axis to drive the rotation of compressing tightly seat 5 this moment.

Specifically, the recess of the lower surface of compact heap 5 and the top surface cooperation of turning to ball round pin head, still install the slipmat in its recess, turn to ball round pin head clamping between the inside mould 8 that bears of support ring 7 and compact heap 5, third motor 16 rotates through toothed belt 11 drive rotation axis, can drive compact heap 5 this moment and rotate, can exert certain frictional force to the top surface of turning to ball round pin head when compact heap 5 is rotatory through setting up the slipmat, be convenient for turn to ball round pin work piece and avoid the friction of skidding when carrying out the follow-up and rotate, it also can further reduce the damage to turning to ball round pin work piece to set up the slipmat, and the quality of processing is improved.

Further, a second motor 9 connected with a worm 14 is arranged on the outer side wall of the top end of the first swing arm 2.

Specifically, the movement combination of the first swing arm 2 and the second swing arm 3 can easily realize the cleaning and coating work of the steering ball pin workpiece, the head of the steering ball pin workpiece is clamped between the support ring 7 and the pressing seat 5, then the first swing arm 2 and the second swing arm 3 are matched to sequentially extend the bottom of the steering ball pin workpiece into the cleaning tank and the coating tank for coating, when the workpiece is cleaned, the third motor 16 is firstly utilized to drive the rotating shaft to further drive the workpiece to rotate, impurities on the surface of the workpiece can be rapidly separated in water by centrifugal force, when the workpiece is coated, the rotating platform 1, the first swing arm 2 and the second swing arm 3 are utilized to separate from the cleaning tank and spin-dry water into the coating tank, and as the head of the steering ball pin is used for fixing and is fixed, the head of the ball pin can be effectively prevented from being sprayed to the coating layer, coating is finished, and redundant coating can be spin-dried, further improving the product quality.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Claims

1. A local coating device for steering ball round pin, including revolving stage (1), first swing arm (2) and second swing arm (3), its characterized in that, revolving stage (1) one side with first swing arm (2) bottom is articulated, first swing arm (2) top rear side is connected with second swing arm (3), the fixed surface welding of second swing arm (3) has fixed arm (13) of L shape structure, the upper surface of fixed arm (13) horizontal arm reaches vertically between second swing arm (3) the lower surface is connected with adjusting screw (17), the lower surface that first swing arm (2) one side was kept away from in second swing arm (3) all vertically is connected with the rotation axis, the bottom welding of rotation axis has compressing tightly seat (5), be equipped with support ring (7) under compressing tightly seat (5), install on first swing arm (2) top inner wall with worm wheel (15) that second swing arm (3) are connected, a worm (14) meshed with the worm wheel is horizontally arranged below the worm wheel (15), and a first motor (6) connected with the adjusting screw rod (17) is embedded in the lower surface of the second swing arm (3).

2. The device for the localized coating of a steering ball pin according to claim 1, characterized in that a slider (12) is connected to said adjusting screw (17), said slider (12) being slidingly connected to the vertical inner wall of said fixed arm (13).

3. The local coating device for a steering ball pin according to claim 2, characterized in that the support ring (7) is fixedly connected with a side wall of the slide (12), wherein the middle of the support ring (7) is connected with the bearing die (8) through a bearing.

4. The local coating device for a steering ball pin according to claim 1, characterized in that a servo motor connected with the first swing arm (2) is installed inside the rotating table (1).

5. The local coating device for the steering ball pin according to claim 1, wherein a groove is formed in the lower surface of the pressing seat (5), an anti-skid pad is installed in the groove, and the top end of a rotating shaft connected with the pressing seat (5) extends upwards to form a second swing arm (3) and is externally connected with a driven wheel (4).

6. The local coating device for the steering ball pin is characterized in that a third motor (16) is embedded on one side, far away from the driven wheel (4), of the upper surface of the second swing arm (3), and the top end of the third motor (16) is connected with a driving wheel (10).

7. The local coating device for a kingpin according to claim 6, characterized in that the driving wheel (10) is in driving connection with the driven wheel (4) via a toothed belt (11).

8. The local coating device for a steering ball pin according to claim 1, characterized in that the second motor (9) connected with the worm screw (14) is installed on the top end outer side wall of the first swing arm (2).