Heavy truck rear air suspension assembly split charging tool

Abstract

The utility model discloses a split charging tool for a rear air suspension assembly of a heavy truck. The split charging tool comprises a bottom frame, the vertical beam is fixedly connected with the underframe; the top cross beam is fixedly connected to the upper end of the vertical beam; a limiting rod assembly is arranged on the top cross beam and used for supporting and limiting the two sides of the upper portion of the rear air suspension assembly. The bottom frame is provided with a supporting rod assembly, and the supporting rod assembly is used for supporting one side of the bottom of the rear air suspension assembly. The tool is novel in structure, high in structural stability and convenient to use, and the assembly efficiency is improved; two sets of tools can be used for split charging of 48 sets per day, the capacity requirement of 40 sets per day of a general assembly line is met, line stopping and waiting of the general assembly line are eliminated, and the production efficiency is improved by 50%.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy truck auto parts, in particular to a subassembly tool for the rear air suspension assembly of a heavy truck. Background Art

[0002] The number of vehicles equipped with rear air suspensions is increasing with the market demand orders. Especially for the V9 model exported to Russia, the air suspension needs to be pre-assembled before being installed on the chassis line. Due to the lack of an assembly tool at present, the following problems occur:

[0003] 1. The air suspension has more parts than the ordinary suspension, and the subassembly takes a long time. It takes about 20 minutes per person to sub-assemble the air suspension, and 24 sets can be sub-assembled in a day, which cannot meet the production capacity of 40 sets per day on the final assembly line, resulting in the final assembly line waiting in line and low production efficiency.

[0004] 2. There is no suitable sub-assembly rack, and workers can only use a temporary sub-assembly rack for sub-assembly, which is inconvenient to operate, has low assembly efficiency, and is time-consuming and laborious.

[0005] Based on the above technical problems, those skilled in the art urgently need to develop a subassembly tool for the rear air suspension assembly of a heavy truck. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a subassembly tool for the rear air suspension assembly of a heavy truck. The tool has a novel structure, high structural stability, is easy to use, and improves the assembly efficiency.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A subassembly tool for the rear air suspension assembly of a heavy truck according to the utility model, the tool includes:

[0009] A chassis;

[0010] A vertical beam fixedly connected to the chassis; and

[0011] A top cross beam fixedly connected to the upper end of the vertical beam;

[0012] A limiting rod assembly is arranged on the top cross beam, and the limiting rod assembly is used to support and limit both sides of the upper part of the rear air suspension assembly;

[0013] The chassis is provided with a support rod assembly, and the support rod assembly is used to support one side of the bottom of the rear air suspension assembly.

[0014] Further, the chassis includes:

[0015] Two longitudinal beams and two cross beams;

[0016] The chassis is arranged as a quadrilateral frame structure through the longitudinal beams and the cross beams.

[0017] Furthermore, the vertical beams include:

[0018] Four first vertical beams arranged at the four corners of the chassis; and

[0019] A second vertical beam fixed between the top cross beam and the cross beam and located at the middle position between two first vertical beams on the same side.

[0020] Furthermore, two of the limit rod assemblies are symmetrically arranged on each of the top cross beams;

[0021] The limit rod assembly includes:

[0022] An inclined limit rod, the lower end of the limit rod is fixedly connected to the top cross beam, and the side surface of the limit rod is the support surface of the rear air suspension assembly; and

[0023] A limit rod reinforcing rib fixed between the back of the limit rod and the top cross beam.

[0024] Furthermore, a first reinforcing rib and a second reinforcing rib are arranged between the first vertical beam and the longitudinal beam;

[0025] Both the first reinforcing rib and the second reinforcing rib are inclined;

[0026] The first reinforcing rib and the second reinforcing rib are arranged in parallel, and the second reinforcing rib is located above the first reinforcing rib.

[0027] Furthermore, the support rod assembly includes:

[0028] A base and a support rod;

[0029] The base is fixedly connected to the longitudinal beam, and the support rod is inserted into the base.

[0030] Furthermore, the base includes:

[0031] A first square tube; and

[0032] A third reinforcing rib arranged between the first square tube and the longitudinal beam;

[0033] The inside of the first square tube is hollow to form an insertion space.

[0034] Furthermore, the support rod includes:

[0035] A second square tube inserted into the insertion space inside the first square tube; and

[0036] A support plate connected to the upper end of the second square tube, and a fourth reinforcing rib is provided between the support plate and the second square tube.

[0037] Furthermore, a plurality of insertion holes are formed in both the first square tube and the second square tube, and the first square tube and the second square tube are positioned by positioning bolts.

[0038] In the above technical solution, a sub-assembly tool for the rear air suspension assembly of a heavy truck provided by the present utility model has the following beneficial effects:

[0039] The tool of the present utility model has a novel structure, high structural stability, convenient use, and improves the assembly efficiency; 48 sets can be sub-assembled per day by using two sets of tools, meeting the production capacity requirement of 40 sets per day for the general assembly line, eliminating the waiting of the general assembly line for stopping, and increasing the production efficiency by 50%.

[0040] The investment of the tool of the present utility model enables two groups of people to sub-assemble simultaneously, eliminates the waiting waste of other personnel for overtime work, improves the production efficiency, and reduces the personnel cost. Description of the Drawings

[0041] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0042] Figure 1 It is a schematic structural diagram of the sub-assembly tool for the rear air suspension assembly of a heavy truck disclosed in the embodiment of the present utility model;

[0043] Figure 2 It is a schematic structural diagram of the base of the sub-assembly tool for the rear air suspension assembly of a heavy truck disclosed in the embodiment of the present utility model;

[0044] Figure 3 It is a schematic structural diagram of the support rod of the sub-assembly tool for the rear air suspension assembly of a heavy truck disclosed in the embodiment of the present utility model.

[0045] Explanation of the Reference Numerals in the Drawings:

[0046] First vertical beam; 2. Second vertical beam; 3. Cross beam; 4. Longitudinal beam; 5. First reinforcing rib; 6. Second reinforcing rib; 7. Base; 8. Support rod; 9. Limiting rod; 10. Limiting rod reinforcing rib;

[0047] First square tube; 12. Third reinforcing rib;

[0048] 13. Support plate; 14. Fourth reinforcing rib; 15. Second square tube. Detailed Embodiment

[0049] To enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be further described in detail below with reference to the accompanying drawings.

[0050] See Figures 1 to 3 as shown in;

[0051] A sub - assembly tool for the rear air suspension assembly of a heavy - duty truck in this embodiment, the tool includes:

[0052] A chassis;

[0053] A vertical beam fixedly connected to the chassis; and

[0054] A top cross - beam fixedly connected to the upper end of the vertical beam;

[0055] A limiting rod assembly is arranged on the top cross - beam, and the limiting rod assembly is used to support both sides of the upper part of the rear air suspension assembly;

[0056] The chassis is provided with a support rod assembly, and the support rod assembly is used to support one side of the bottom of the rear air suspension assembly.

[0057] Specifically, this embodiment discloses a sub - assembly tool applicable to the rear air suspension assembly of a heavy - duty truck. Its bottom is a chassis, and vertical beams are arranged around the chassis. The upper ends of the vertical beams on the same side are fixed with a top cross - beam. In order to adapt to the support requirements of the air suspension assembly, a limiting rod assembly is integrated on the top cross - beam, and a support rod assembly is integrated on the chassis. It can meet the sub - assembly requirements of rear air suspension assemblies of different models.

[0058] Preferably, the chassis of this embodiment includes:

[0059] Two longitudinal beams 4 and two cross - beams 3;

[0060] The chassis is set as a quadrilateral frame structure through the longitudinal beams 4 and the cross - beams 3.

[0061] Preferably, the vertical beam of this embodiment includes:

[0062] Four first vertical beams 1 arranged at the four corners of the chassis; and

[0063] Two second vertical beams 2 fixed between the top cross - beam and the cross - beam 3 and located at the middle positions between the two first vertical beams 1 on the same side.

[0064] Preferably, two limiting rod assemblies are symmetrically arranged on each top cross - beam;

[0065] The limiting rod assembly includes:

[0066] An inclined limiting rod 9, the lower end of the limiting rod 9 is fixedly connected to the top cross - beam, and the side surface of the limiting rod 9 is the support surface of the rear air suspension assembly; and

[0067] The limiting rod reinforcing rib 10 fixed between the back of the limiting rod 9 and the top cross beam.

[0068] First of all, this embodiment further defines the structure of the limiting rod assembly, which includes an inclined limiting rod 9 and a limiting rod reinforcing rib 10 supported on one side of the back of the limiting rod 9. The two ends of the upper part of the air suspension assembly are supported and limited by the limiting rod 9 of the limiting rod assembly on the same side.

[0069] Preferably, in order to further strengthen the structural stability of the tooling, a first reinforcing rib 5 and a second reinforcing rib 6 are arranged between the first vertical beam 1 and the longitudinal beam 4 of this embodiment;

[0070] Both the first reinforcing rib 5 and the second reinforcing rib 6 are arranged obliquely;

[0071] The first reinforcing rib 5 and the second reinforcing rib 6 are arranged in parallel, and the second reinforcing rib 6 is located above the first reinforcing rib 5.

[0072] Preferably, the support rod assembly of this embodiment includes a base 7 and a support rod 8; wherein, the base 7 is fixedly connected to the longitudinal beam 4, and the support rod 8 is inserted into the base 7.

[0073] More preferably, the above-mentioned base 7 includes a first square tube 11; and a third reinforcing rib 12 arranged between the first square tube 11 and the longitudinal beam 4;

[0074] The inside of the first square tube 11 is hollow to form an insertion space.

[0075] The above-mentioned support rod 8 includes a second square tube 15 inserted into the insertion space inside the first square tube 11; and a support plate 13 connected to the upper end of the second square tube 15, and a fourth reinforcing rib 14 is arranged between the support plate 13 and the second square tube 15.

[0076] In order to facilitate the adjustment of the total height of the support rod 8, a plurality of insertion holes are provided on both the first square tube 11 and the second square tube 15 of this embodiment, and the first square tube 11 and the second square tube 15 are positioned by positioning bolts.

[0077] In the above technical solution, a sub-assembly tooling for the rear air suspension assembly of a heavy truck provided by the present utility model has the following beneficial effects:

[0078] The tooling of the present utility model has a novel structure, high structural stability, is easy to use, and improves the assembly efficiency; 48 sets can be sub-assembled per day by using two sets of tooling, meeting the production capacity requirement of 40 sets per day of the final assembly line, eliminating the waiting of the final assembly line for stopping, and increasing the production efficiency by 50%.

[0079] The investment of the tooling of the present utility model enables two groups of people to sub-assemble simultaneously, eliminating the waiting waste of other personnel working overtime, improving the production efficiency, and reducing the personnel cost.

[0080] Only some exemplary embodiments of the present utility model are described by way of illustration. Without doubt, for those of ordinary skill in the art, various different ways can be used to modify the described embodiments without departing from the spirit and scope of the present utility model. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present utility model.

Claims

1. Rear heavy truck air suspension assembly sub - assembly tooling, characterized in that, This tooling includes: A chassis; Vertical beams fixedly connected to the chassis; and Top cross beams fixedly connected to the upper ends of the vertical beams; Limit rod assemblies are provided on the top cross beams, and the limit rod assemblies are used to support both sides of the upper part of the rear air suspension assembly after limiting; The chassis is provided with support rod assemblies, and the support rod assemblies are used to support one side of the bottom of the rear air suspension assembly.

2. The sub-assembly tooling for the rear air suspension assembly of a heavy truck according to claim 1, characterized in that, The chassis includes: Two longitudinal beams (4) and two cross beams (3); The chassis is arranged as a quadrilateral frame structure through the longitudinal beams (4) and the cross beams (3).

3. The heavy truck rear air suspension assembly sub - assembly tooling according to claim 2, characterized in that, The vertical beams include: Four first vertical beams (1) arranged at the four corners of the chassis; and Second vertical beams (2) fixed between the top cross beam and the cross beam (3) and located at the middle positions between two first vertical beams (1) on the same side.

4. The heavy truck rear air suspension assembly sub - assembly tooling according to claim 1, wherein, Two of the limit rod assemblies are symmetrically arranged on each top cross beam; The limit rod assemblies include: Inclined limit rods (9), the lower ends of the limit rods (9) are fixedly connected to the top cross beam, and the side surfaces of the limit rods (9) are the support surfaces of the rear air suspension assembly; and Limit rod reinforcing ribs (10) fixed between the backs of the limit rods (9) and the top cross beam.

5. The heavy truck rear air suspension assembly sub - assembly tooling according to claim 3, characterized in that, First reinforcing ribs (5) and second reinforcing ribs (6) are arranged between the first vertical beams (1) and the longitudinal beams (4); Both the first reinforcing ribs (5) and the second reinforcing ribs (6) are inclined; The first reinforcing ribs (5) and the second reinforcing ribs (6) are arranged in parallel, and the second reinforcing ribs (6) are located above the first reinforcing ribs (5).

6. The heavy truck rear air suspension assembly sub - assembly tooling according to claim 2, characterized in that, The support rod assemblies include: A base (7) and a support rod (8); The base (7) is fixedly connected to the longitudinal beam (4), and the support rod (8) is inserted into the base (7).

7. The sub-assembly tooling for the rear air suspension assembly of a heavy truck according to claim 6, characterized in that, The base (7) includes: A first square tube (11); and Third reinforcing ribs (12) arranged between the first square tube (11) and the longitudinal beam (4); The inside of the first square tube (11) is hollow to form an insertion space.

8. The sub-assembly tooling for the rear air suspension assembly of a heavy truck according to claim 7, characterized in that, The support rod (8) includes: A second square tube (15) inserted into the insertion space inside the first square tube (11); and A support plate (13) connected to the upper end of the second square tube (15), and a fourth reinforcing rib (14) is arranged between the support plate (13) and the second square tube (15).

9. The sub-assembly tooling for the rear air suspension assembly of a heavy truck according to claim 8, characterized in that, A plurality of insertion holes are formed on both the first square tube (11) and the second square tube (15), and the first square tube (11) and the second square tube (15) are positioned by positioning bolts.

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