Semi-automatic assembly line for automobile pull rods

By using a combination design of riveting plate and oil coating mechanism in the installation line of the car pull rod ball head, the problem of lubricating oil splashing on the welding site during welding is solved, and high-quality welding effect is achieved, avoiding weld embrittlement and Cracked improves the overall performance of the tie rod.

CN222307885UActive Publication Date: 2025-01-07NINGBO YIYU INTELLIGENT EQUIP CO LTD
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Patent Information

Application Number
CN202420241654.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-31
Publication Date
2025-01-07
Estimated Expiration
2034-01-31

AI Technical Summary

Technical Problem

During the welding process, the existing automotive trolley ball head installation assembly line has increased the carbon content in the weld area due to lubricating oil splashing on the welding site, causing local embrittlement and cracks, affecting the quality and performance of the trolley.

Method used

A semi-automatic assembly line including a riveting mechanism and an oiling mechanism is designed. The ball seat and the dust cover are riveted through a riveting plate, and the ball head is simultaneously oiled during the riveting process to prevent lubricating oil from splashing into the welding area. , use lifting columns and oil-filling cover to accurately apply oil to ensure welding quality.

Benefits of technology

It effectively avoids local embrittlement and crack problems in the weld area, improves the overall quality and welding accuracy of the tie rod, and reduces the impact of impure substances and defects.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222307885U_ABST
Patent Text Reader

Abstract

The utility model relates to a semi-automatic assembly line of an automobile pull rod, which comprises a base, a support, two groups of supporting pieces arranged on the base, an oil coating mechanism I and a dustproof sleeve mounting mechanism, a riveting mechanism is arranged on the top surface of the base, an oil coating mechanism II is arranged on the base, and the riveting mechanism comprises a supporting seat. The second oiling mechanism comprises a fixing frame arranged on the base, a supporting plate is arranged on the fixing frame, a lifting column is arranged on the supporting frame in a lifting mode, and the lifting column is fixedly connected with the supporting plate. An oil injection cover is detachably and fixedly connected to the end, close to the supporting plate, of the lifting column, local embrittlement of a welding seam caused by tissue change caused by oil in the welding process can be effectively avoided, the overall mounting quality of the pull rod can be improved to a certain degree, and meanwhile the phenomenon that in the welding process, the welding quality is affected can be avoided. Impure substances and defects can cause the situation that the tie rod ball seat cracks.
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Description

Technical Field

[0001] The utility model relates to the technical field of a ball head assembly tie rod assembly line, in particular to a semi-automatic assembly line for an automobile tie rod. Background Art

[0002] The automobile tie rod, also known as the ball head tie rod assembly, is mainly used as a connection piece between the steering steering device and the steering wheel of the automobile. It is one of the most critical accessories of the automobile and is a safety part to ensure the steering and jumping of the steering wheel. The quality of the tie rod ball head directly affects the stability of the vehicle's driving. The existing ball head tie rod assembly is mainly composed of a tie rod body, a ball seat, a ball head, a dust boot and a dust cover. The ball seat and the tie rod body are integrally formed, and the middle part of the ball seat is hollow, and the ball head is placed in the ball seat. The dust cover and the dust cover are located at both ends of the ball seat, and the ball seat is sealed. In order to install the tie rod ball head, people have designed a tie rod assembly line. The installation efficiency of the tie rod ball head can be greatly increased by using an assembly line to install the tie rod ball head. The existing tie rod ball head installation assembly line is mainly composed of an oiling mechanism, a welding mechanism and a dust cover installation mechanism. A person places the ball head on the ball seat, and uses the oiling mechanism to oil the surface of the ball head. The dust cover is then installed on the ball head by the dust cover installation mechanism to seal one side of the ball head. After the sealing of one side of the ball head is completed, the oiling mechanism oils the other side of the ball head. The person then places the dust cover on the ball seat, and uses the welding mechanism to weld the ball seat and the ball head, thereby achieving the installation and sealing of the ball head.

[0003] Although this method can achieve the installation of the tie rod, it is necessary to apply oil on one side of the ball head before installing the dust cover. The lubricating oil is mainly used to lubricate the ball head to reduce the friction between the ball seat and the ball head. The personnel put the dust cover on the ball seat and weld the dust cover using a welding mechanism. Although the dust cover can be welded to the ball seat by the welding mechanism, one end of the ball head is coated with a layer of oil. When the lubricating oil splashes onto the welding point between the ball seat and the dust cover, the carbon content of the weld area will increase after the welding mechanism completes the welding of the ball seat and the dust cover, resulting in changes in the tissue around the weld, which will cause local embrittlement, greatly affecting the overall quality of the tie rod. In addition, when the tie rod comes into contact with oil during the welding process, the welding temperature will increase, and higher temperature stress will be generated during the welding process. At the same time, impurities and defects in the welding material may also cause cracks in the tie rod ball seat, affecting its performance in subsequent use. Summary of the invention

[0004] The purpose of the utility model is to solve the problems in the prior art and to propose a semi-automatic assembly line for automobile tie rods, which can avoid the situation where the carbon content in the weld area increases and causes changes in the structure around the weld, thereby avoiding the occurrence of local embrittlement.

[0005] To achieve the above-mentioned purpose, the utility model proposes a semi-automatic assembly line for automobile tie rods, comprising: a base, a bracket mounted on the base, two sets of support members arranged on the base, an oiling mechanism arranged on the base, and a dust cover installation mechanism arranged on the base, wherein the support members can support the tie rods.

[0006] The top surface of the base is provided with a riveting mechanism, and the base is provided with a second oiling mechanism, and the second oiling mechanism can simultaneously oil the ball head during riveting;

[0007] The riveting mechanism comprises: a support seat which is vertically lifted and lowered on the bracket and one end of which is arranged opposite to one group of the support members, a rotating table is rotatably connected to one end of the support seat close to the support member, a plurality of riveting plates which are arranged opposite to the support member are detachably fixedly connected to the rotating table, and a riveting groove suitable for riveting the ball seat and the dust cover is provided on the riveting plate;

[0008] The second oiling mechanism includes: a fixed frame arranged on the base, a support plate for supporting the ball head is arranged on the fixed frame, a lifting column is arranged on the fixed frame for lifting, the lifting column and the support plate are arranged opposite to each other, and an oil filling cover is detachably fixedly connected to one end of the lifting column close to the support plate, and the oil filling cover is communicated with an external lubricating oil delivery system, and the external lubricating oil delivery system can transmit oil into the oil filling cover, and oil the ball head through the oil filling cover.

[0009] Preferably, a torque detector is provided on the bracket, a control panel is provided on the base, the control panel is electrically connected to the torque detector, an L-shaped rod is swingably connected to the bracket, the L-shaped rod is fixedly connected to the output shaft of the torque detector, and one end of the L-shaped rod is located below the support member, and a connecting hole for the connecting rod in the ball head to enter is penetrated through the top surface of the L-shaped rod below the support member.

[0010] Preferably, a semi-spherical receiving groove arranged according to the size of the ball head is provided on one side of the oil filling cover close to the support plate, the interior of the oil filling cover is designed as a hollow cavity, and is connected to the external lubricating oil delivery system through a pipeline, and a plurality of oil outlet holes connected to the hollow cavity are provided on the inner wall of the semi-spherical receiving groove.

[0011] Preferably, two groups of riveting disks are provided, and the riveting grooves on the riveting disks are arranged in parallel to overcome the situation where one of the riveting grooves does not contact the ball seat when the ball seat is riveted.

[0012] Preferably, the rotating table includes a rotating table and a connecting table, the rotating table is rotatably connected to one end of the support seat close to the support member, and the connecting table is detachably connected to the rotating table by bolts, and the riveting disk is fixedly connected to the connecting table.

[0013] Preferably, a support plate is fixedly connected to the connecting platform, and one end of the support plate is in contact with the side wall of the riveting plate.

[0014] Preferably, the top surface of the base is located on one side of the riveting mechanism and is horizontally slidably connected to a sliding table, and the oiling mechanism 1 and the dust cover installation mechanism are both arranged on the sliding table, and the other group of support members is arranged on one side of the base close to the sliding table, and can be arranged opposite to the oiling mechanism 1 and the dust cover installation mechanism.

[0015] Preferably, a positioning hole for the oil filling cover to enter is formed at one end of the lifting column close to the oil filling cover, and the top surface of the oil filling cover is fixedly connected to the lifting column by bolts.

[0016] Preferably, the top surface of the oil filling cover is arranged in a stepped manner, and the positioning hole is also arranged in a stepped manner, and the stepped surface of the oil filling cover and the stepped surface of the positioning hole can be in contact with each other.

[0017] The beneficial effects of the utility model: compared with the prior art, the utility model can rivet the dust cover by rotating the riveting disk in the riveting mechanism, and at the same time the oiling mechanism 2 can oil the ball head, and by placing the oiled ball head into the ball seat in advance, and then riveting the ball seat using the riveting groove in the riveting disk, it can effectively avoid the situation where the oil during welding causes structural changes and leads to local embrittlement of the weld, thereby increasing the quality of the overall installation of the tie rod to a certain extent, and at the same time can also avoid the situation where impure substances and defects in the welding process cause cracks in the tie rod ball seat.

[0018] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the utility model AA;

[0021] Figure 3 It is a schematic diagram of the position of the injection block of the utility model;

[0022] Figure 4 It is a schematic diagram of the position of the riveting disk of the utility model;

[0023] Figure 5 It is a schematic diagram of the position of the connection hole of the utility model;

[0024] Figure 6 It is a schematic diagram of the position of the oil outlet hole of the utility model;

[0025] Figure 7 It is a schematic diagram of the position of BB of the utility model.

[0026] In the figure: 1. base; 2. support member; 3. oiling mechanism 1; 4. dust cover installation mechanism; 5. riveting mechanism; 6. oiling mechanism 2; 7. support seat; 8. rotating table; 9. riveting plate; 10. riveting groove; 11. fixing frame; 12. support plate; 13. lifting column; 14. oil filling cover; 15. torque detector; 16. control panel; 17. L-shaped rod; 18. connecting hole; 19. semi-spherical receiving groove; 20. oil outlet hole; 21. rotating table; 22. connecting table; 23. supporting plate; 24. sliding table; 25. positioning hole; 26. bracket; 27. connecting frame 1; 28. positioning plate ; 29. ​​Connecting frame two; 30. Lifting block one; 31. Injection block; 32. Injection hole; 33. Connecting frame three; 34. Clamping frame; 35. Cylinder one; 36. Cylinder two; 37. Electric three-claw chuck; 38. Clamping block; 39. Retaining spring mounting piece; 40. Dust cover mounting piece; 43. Cylinder six; 47. Connecting frame four; 48. Lifting frame; 49. Cylinder frame; 50. Conical column; 51. Cylinder three; 52. Push block; 53. Cylinder mechanical claw; 54. Pulley one; 55. Pulley two; 56. Motor one; 57. Rotating rod; 58. Cylinder four; 59. Cylinder five; 60. Cylinder seven. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0028] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0029] It should be understood that the terms "length", "width", "up", "down", "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 drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] See also Figures 1 to 7 The assembly line provided by the utility model is now described. The assembly line includes a base 1, a bracket 26 mounted on the base 1, two groups of support members 2 arranged on the base 1, an oiling mechanism 3 arranged on the base 1, and a dust cover installation mechanism 4 arranged on the base 1, wherein the support member 2 is mainly used to support the ball seat in the pull rod, and the support member 2 is mainly composed of a connecting frame 27 and a positioning plate 28. The positioning plate 28 is fixedly connected to the connecting column for positioning, and the positioning plate 28 is provided with a groove for the ball seat to be placed for positioning and supporting the ball seat, and the oiling mechanism 3 is mainly composed of a connecting frame 29, a lifting block 30 and an injection block 31, wherein the injection block 31 can be arranged opposite to the connecting column, and the injection column is penetrated with an injection hole 32, and the injection hole 32 is used to communicate with the outside world The lubricating oil delivery system is connected through a pipeline so that the surface of the ball head can be oiled, and the lifting block 30 is driven to lift and lower by a cylinder 35 and connected to the connecting frame 29. The cylinder 35 is fixedly connected to the connecting frame 29, and the output shaft is fixedly connected to the lifting block, so that the lifting and lowering of the lifting block 30 can be realized. One end of the lifting block 30 is welded to the injection block 31 or fixed by bolts, so that the injection block 31 can be lifted and lowered, thereby increasing the accuracy of oiling. However, it is worth mentioning that the external lubricating oil delivery system is mainly composed of a storage box and a liquid pump. The liquid pump is fixedly connected in the storage box, and the liquid pump is connected to the injection hole 32 through a pipeline. Therefore, the liquid pump can extract the lubricating oil in the storage box through the pipeline into the injection hole 32 to oil the ball head (not shown in the structural diagram).

[0032] After the oiling mechanism 13 has finished oiling the ball head, the oiling mechanism 13 moves, and the dust cover installation mechanism 4 is started. The dust cover installation mechanism 4 can be used to install the dust cover on the ball seat, so that the ball seat and one end of the ball head are sealed. The dust cover installation mechanism 4 is mainly composed of a retaining spring installation part 39 and a dust cover installation part 40, wherein the dust cover installation part 40 includes a connecting frame 33, a clamping frame 34, a cylinder 6 43, a cylinder 2 36, an electric three-claw chuck 37 and a clamping block 38. The clamping block 38 is provided with two pieces, and both are fixedly connected to the clamping frame 34, and the clamping blocks 38 are connected by torsion springs. Therefore, the operator can place the edge of the dust cover between the clamping blocks 38, and use the torsion of the torsion spring to clamp the two clamping blocks against the dust cover. The dust cover is clamped, which can increase the clamping effect of the clamping block 38, and the clamping frame 34 is fixedly connected to the output shaft of the cylinder six 43. The expansion and contraction of the output shaft of the cylinder six 43 can enable the clamping block 38 to pull open the bottom of the dust cover. It is worth mentioning that the cylinder six 43 is fixedly connected to the claws of the electric three-claw chuck 37 at an angle. When the electric three-claw chuck 37 is started, the claws on the electric three-claw chuck 37 move, and can link the cylinder six 43 to assist in driving the bottom of the dust cover to be pulled open, so that the bottom of the dust cover is in a pulled-open state, and the output shaft of the cylinder two 36 is rotationally connected to the electric three-claw chuck 37, and the cylinder two 36 fixedly connected to the connecting frame three drives the electric three-claw chuck 37 to move, so that the dust cover can be opened. The dust cover is inserted into the ball seat, thereby realizing the installation of the dust cover. After the dust cover is installed, the dust cover installation part 40 moves, and the retaining spring installation part 39 is started. The retaining spring can be put into the dust cover through the retaining spring installation part 39, so that the dust cover is installed on the ball seat, thereby realizing the assembly of the dust cover. The retaining spring installation part 39 is mainly composed of a connecting frame 47, a lifting frame 48, a cylinder frame 49, a conical column 50 with a hollow bottom, a cylinder 3 51, a push block 52 and a cylinder mechanical claw 53, wherein the cylinder mechanical claw 53 is fixedly connected to the cylinder frame 49, and the cylinder mechanical claw 53 is mainly used to clamp the conical column 50, and the push block 52 is elastically slid on the lifting frame 48 through a spring connection, and is fixedly connected to the connecting frame. The output shaft of cylinder three 51 is fixedly connected to the lifting frame 48, so that the lifting frame 48 can be moved. When the lifting frame 48 moves, the cylinder frame 49 fixedly connected to it will be linked to move, and the cylinder frame 49 will assist in driving the conical column 50 to be placed on the ball seat. The dust cover on the ball seat is located in the conical column 50. At this time, the cylinder mechanical claw 53 releases the conical column 50, and the lifting frame 48 continues to move so that the push-pin elastically slidably connected to the lifting frame 48 enters the ball seat, thereby fixing the dust cover. It is worth mentioning that the push block 52 is reset by a spring, and the spring is fixedly connected to the lifting frame 48, and one end of the spring is fixedly connected to the push block 52, so that the push block 52 can be tightly attached to the conical column 50, thereby realizing the installation of the dust cover.

[0033] After the dust cover is installed, the operator can use the oiling mechanism 2 6 and the riveting mechanism 5 on the base 1 to oil the ball head for installation. The operation method is that the operator can place the ball head into the oiling mechanism, and place the other set of ball heads that have been oiled into the ball seat, and place the ball seat with the ball head into another set of support members 2, and use the oiling mechanism 2 6 and the riveting mechanism 5 to synchronously install and oil the dust cover and the ball head. While the oiling mechanism 2 6 is applying oil to the ball seat, the dust cover is in the process of riveting, thereby realizing synchronous processing of the two, which can effectively save a lot of installation time. The riveting mechanism 5 is mainly composed of a support seat 7, a rotating table 8 and a riveting disk 9. The riveting disk 9 is disassembled on the rotating table 8. The rotation of the rotating table 8 can rotate the riveting sleeve, so that the ball seat and the dust cover can be riveted. The rotating table 8 is mainly driven by a motor 1 56. The driving method is that a rotating rod 57 is fixedly connected to the rotating table 8, and a pulley 1 54 is fixedly connected to the rotating rod 57, and a pulley 2 55 is rotatably connected to the support seat 7. The rotation of the rotating table 8 can be realized by connecting the pulley 1 54 with the pulley 2 55, and then fixing the output shaft of the motor 1 56 fixedly connected to the support seat 7 with the pulley 2 55. The support seat 7 is connected to the bracket 26 through the cylinder 4 58 to control the lifting and lowering. The cylinder 4 58 is fixedly connected to the bracket 26, and the output shaft is fixedly connected to the support seat 7. The cylinder 4 58 can be used to drive the support seat 7 to rise and fall. When the support seat 7 rises and falls, the support seat 7 will drive the rotating table 8 rotatably connected to the support seat 7 to rotate, so that the riveting disk 9 can rivet the dust cover and the ball seat during the lifting process.

[0034] At the same time as the dust cover is installed, the oiling mechanism 26 is started. Since the oiling mechanism is mainly composed of a fixing frame 11, a lifting column 13, a support plate 12 and an oiling cover 14 which are welded or screwed to the base 1, the oiling cover 14 fixedly connected to one end of the lifting column 13 can be removed to transmit oil to the ball head to oil the ball head. The oiling cover 14 transmits the oil mainly through an external lubricating oil delivery system. The water pump provided in the lubricating oil delivery system is connected to the dust cover through a pipeline to realize oil delivery (not shown in the structural diagram). In order to accurately oil the ball head, the lifting column 13 can be raised and lowered. The lifting column 13 is mainly connected to the lifting column 13 through a pipeline. By controlling the air cylinder 59, the air cylinder 59 is fixedly connected to the fixing frame 11, and the output shaft is fixedly connected to the lifting column 13, the lifting and lowering of the lifting column 13 can be realized. Once the lifting column 13 is lifted or lowered, the lifting column 13 will link the oil filling cover 14 to approach the ball head to increase the accuracy of oil filling, and the support plate 12 is fixedly connected to the fixing frame 11, and a support groove for the ball head to enter is provided on the support plate 12 to support the ball head. The support plate 12 and the fixing frame 11 are disassembled and fixed by bolts, and ball heads of different sizes can be supported by disassembling the support plate 12, and the oil filling cover 14 can also be replaced to match the size of the ball head, thereby increasing the adaptability of the ball head oil filling.

[0035] Specifically, after the ball head is riveted, since the bracket 26 is also provided with a torque detector 15 and an L-shaped rod 17, the L-shaped rod 17 is swingably connected to the bracket 26, and a connecting hole 18 is opened at one end of the L-shaped rod 17 for the connecting rod on the ball seat to enter. When the connecting rod enters the connecting hole 18, the output shaft of the torque detector 15 fixedly connected to the bracket 26 is fixedly connected to the L-shaped rod 17, and the rotation of the output shaft can drive the rotation of the L-shaped rod 17. During the rotation of the L-shaped rod 17, the torque is transmitted to the torque detector 15, and the torque detector 15 transmits a signal to the control panel 16 fixedly connected to the base 1 and electrically connected thereto, and the control panel 16 displays the torque, thereby achieving the detection of the torque of the pull rod.

[0036] Specifically, a semicircular receiving groove is provided at one end of the oil filling cover 14, and the interior of the oil filling cover 14 is formed into a hollow cavity, so that the oil outlet hole 20 provided in the semicircular receiving groove is communicated with the hollow cavity, so that the oil outlet hole 20 can transmit oil to the ball head and thus lubricate the ball head. Covering the ball head with the semicircular receiving groove can reduce the occurrence of oil splashing. At the same time, the hollow groove is communicated with the liquid pump in the external lubrication delivery system through a pipeline, so that the ball head can be oiled.

[0037] Specifically, two groups of riveting disks 9 are provided, and the riveting grooves 10 on the riveting disks 9 are arranged in parallel on the same horizontal line, so as to overcome the situation that one of the riveting grooves 10 does not contact the ball seat when the ball seat is riveted.

[0038] Specifically, since the rotating table includes a rotating table 8 and a connecting table 22, wherein the rotating table 21 is driven to rotate and connected to the support seat 7, and the rotating table 8 is fixedly connected to the connecting rod, the rotation of the rotating table 8 can be realized, and the connecting table 22 is disassembled and fixed to the rotating table 8 by bolts, which can facilitate personnel to disassemble and replace the connecting table 22, and the riveting disk 9 is fixedly connected to the connecting table 22. This fixing method can be achieved by welding and bolting, which can increase the fixing effect of the riveting disk 9.

[0039] Specifically, the support plate 23 is fixedly connected to the connecting platform 22, and the support plate 23 is used to support the riveting plate 9, thereby increasing the stability of the riveting plate 9 when riveting the ball seat.

[0040] Specifically, by fixing the oiling mechanism 3 and the dust cover installation mechanism 4 on the sliding table 24, the sliding of the sliding table 24 can drive the switching between the oiling mechanism 3 and the dust cover installation mechanism 4, thereby increasing the efficiency of the ball seat and the dust cover installation, without the need for personnel to move the ball seat, and the movement of the sliding seat is mainly driven by the cylinder 760, which is fixedly connected to the base 1, and its output shaft is fixedly connected to the sliding seat, so that the sliding seat can switch the oiling mechanism 3 and the dust cover installation mechanism 4.

[0041] Specifically, a positioning hole 25 is opened on the lifting column 13, and the oil filling cover 14 is positioned by using the positioning hole 25, which can increase the positioning effect of the oil filling cover 14, and the top surface of the oil filling cover 14 is fixedly connected to the lifting column 13 by bolts, which is convenient for personnel to replace the oil filling cover 14. The oil filling cover 14 can be disassembled and replaced to the size of the matching ball head by bolts.

[0042] Specifically, the top surface of the oil filling cover 14 is arranged in a stepped shape, and the positioning hole 25 is arranged in a stepped shape, and the top surface of the oil filling hole is positioned by the positioning hole 25, so that the positioning effect of the two can be increased.

[0043] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A semi-automatic assembly line for automobile tie rods, comprising: A base (1), a bracket (26) mounted on the base (1), two sets of support members (2) arranged on the base (1), an oiling mechanism (3) arranged on the base (1), and a dust cover installation mechanism (4) arranged on the base (1), wherein the support member (2) is capable of supporting the pull rod, and is characterized in that: The top surface of the base (1) is provided with a riveting mechanism (5), and the base (1) is provided with a second oiling mechanism (6), and the second oiling mechanism (6) can simultaneously oil the ball head when the riveting mechanism (5) is riveted; The riveting mechanism (5) comprises: a support seat (7) which is vertically raised and lowered on a bracket (26) and one end of which is arranged opposite to one group of the support members (2); one end of the support seat (7) close to the support member (2) is rotatably connected to a rotating table (8); a plurality of riveting plates (9) which are arranged opposite to the support member (2) are detachably fixedly connected to the rotating table (8); and a riveting groove (10) suitable for riveting the ball seat and the dust cover is provided on the riveting plate (9); The second oiling mechanism (6) comprises: a fixing frame (11) arranged on the base (1), a supporting plate (12) for supporting the ball head being arranged on the fixing frame (11), a lifting column (13) being arranged on the fixing frame (11) for lifting, the lifting column (13) being arranged opposite to the supporting plate (12), an oil filling cover (14) being detachably fixedly connected to one end of the lifting column (13) close to the supporting plate (12), the oil filling cover (14) being communicated with an external lubricating oil delivery system, and the external lubricating oil delivery system can transmit oil into the oil filling cover (14), and oil the ball head through the oil filling cover (14).

2. The semi-automatic assembly line for automobile tie rods according to claim 1 is characterized in that: The bracket (26) is provided with a torque detector (15), the base (1) is provided with a control panel (16), the control panel (16) is electrically connected to the torque detector (15), the bracket (26) is swingably connected with an L-shaped rod (17), the L-shaped rod (17) is fixedly connected to the output shaft of the torque detector (15), and one end of the L-shaped rod (17) is located below the support member (2), and a connection hole (18) for the ball head inner connecting rod to enter is penetrated through the top surface of the L-shaped rod (17) located below the support member (2).

3. The semi-automatic assembly line for automobile tie rods according to claim 1 is characterized in that: A semi-spherical receiving groove (19) arranged according to the size of the ball head is provided on one side of the oil filling cover (14) close to the support plate (12); the interior of the oil filling cover (14) is designed as a hollow cavity and is connected to an external lubricating oil delivery system through a pipeline; and a plurality of oil outlet holes (20) communicating with the hollow cavity are provided on the inner wall of the semi-spherical receiving groove (19).

4. The semi-automatic assembly line for automobile tie rods according to claim 1 is characterized in that: The riveting disks (9) are provided with two groups, and the riveting grooves (10) on the riveting disks (9) are arranged in parallel, so as to overcome the situation that one of the riveting grooves (10) does not contact the ball seat when the ball seat is riveted.

5. The semi-automatic assembly line for automobile tie rods according to claim 1 is characterized in that: The rotating platform (8) comprises a rotating platform (21) and a connecting platform (22), wherein the rotating platform (21) is rotatably connected to one end of the support seat (7) close to the support member (2), and the connecting platform (22) is detachably connected to the rotating platform (21) by bolts, and the riveting disk (9) is fixedly connected to the connecting platform (22).

6. The semi-automatic assembly line for automobile tie rods according to claim 5 is characterized in that: A support plate (23) is fixedly connected to the connecting platform (22), and one end of the support plate (23) is in contact with the side wall of the riveting plate (9).

7. The semi-automatic assembly line for automobile tie rods according to claim 1 is characterized by: The top surface of the base (1) is located on one side of the riveting mechanism (5) and is horizontally slidably connected to a sliding table (24), and the oiling mechanism (3) and the dust cover installation mechanism (4) are both arranged on the sliding table (24), and another group of the support members (2) is arranged on one side of the base (1) close to the sliding table (24) and can be arranged opposite to the oiling mechanism (3) and the dust cover installation mechanism (4).

8. The semi-automatic assembly line for automobile tie rods according to claim 3 is characterized by: A positioning hole (25) for the oil filling cover (14) to enter is provided at one end of the lifting column (13) close to the oil filling cover (14), and the top surface of the oil filling cover (14) is fixedly connected to the lifting column (13) by bolts.

9. The semi-automatic assembly line for automobile tie rods according to claim 8 is characterized in that: The top surface of the oil filling cover (14) is arranged in a stepped manner, and the positioning hole (25) is also arranged in a stepped manner, and the stepped surface of the oil filling cover (14) and the stepped surface of the positioning hole (25) can be in contact with each other.