Assembling tool for axle housing and connecting disc of semi-floating axle assembly with half-axle structure

Abstract

The invention discloses an assembling tool for an axle housing and a connecting disc of a semi-floating axle assembly with a half-axle structure, which relates to the technical field of mechanical manufacturing and comprises a connecting disc positioning and clamping component, a bottom plate, a main reducing angle positioning and centering component, an axle housing supporting and pressing component and a linear rail. The main reduction angle positioning and centering assembly is mounted in the middle of the bottom plate; the linear rail is arranged on the bottom plate, and the axle housing supporting and pressing assembly and the connecting disc positioning and clamping assembly are installed on the linear rail. And a protective cover is arranged on the linear rail. The problems that in the prior art, the coaxiality of the connecting discs at the two ends cannot be guaranteed, accurate positioning cannot be achieved through angular rotation, consistency is poor, and the whole procedure takt time is long due to too long adjusting time can be solved.

Description

Technical Field

[0001] The present invention relates to the technical field of mechanical manufacturing, in particular to an auxiliary tool for welding a bridge housing and a connecting plate of a semi-floating half-axle structure bridge assembly. Background Art

[0002] Currently, the semi-floating half-axle structure is rarely used in light truck bridge assemblies. The bridge housing assembly with the semi-floating half-axle structure mainly includes the middle section of the bridge housing and connecting plates connected to the bridge housing at both ends; the connecting plates and the middle section of the bridge housing are permanently connected by welding; the existing technology uses manual assembly, and there are problems such as the inability to ensure the coaxiality of the two ends when assembling the connecting plates, and the angular rotation cannot be accurately positioned, the consistency is poor, and the adjustment time is too long, resulting in a long cycle time for the entire process; the present invention can provide a fast and accurate bridge housing and connecting plate assembly fixture, while ensuring the single-side size and the two-end size, thereby ensuring that the hole wall of the connecting plates at both ends is uniform and consistent after processing. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a tool for assembling the bridge housing and the connecting plate of a semi-floating semi-axle structure bridge assembly. It can solve the problems existing in the prior art, such as the inability to ensure the coaxiality of the two ends, the inability to accurately position the angular rotation, the poor consistency, and the long adjustment time resulting in a long cycle time for the entire process.

[0004] In order to solve the above problems, the technical solution of the present invention is: this bridge housing and connecting plate assembly tool includes a connecting plate positioning and clamping assembly, a base plate, a main reduction angle positioning and centering assembly, a bridge housing support and clamping assembly and a linear rail; the main reduction angle positioning and centering assembly is installed in the middle of the base plate; the linear rail is arranged on the base plate on both sides of the main reduction angle positioning and centering assembly, and the bridge housing support and clamping assembly and the connecting plate positioning and clamping assembly are installed on the linear rail in sequence.

[0005] The axle housing support and clamping module includes a cylinder clamping arm, a clamping block, an axle tube support pad, a V-shaped vertical plate, a support slide, a strong clamping cylinder, a cylinder mounting seat, a slider mounting block, a locking block mounting transition plate and a locking seat; The V-shaped vertical plate and the cylinder mounting seat are installed on the supporting slide plate, and the V-groove surface of the V-shaped vertical plate is provided with an axle tube support pad for supporting the axle tube; the supporting slide plate is installed on the base plate guide rail through the slider mounting block; the strong clamping cylinder is installed on the cylinder mounting seat, one end of which is connected to the cylinder clamping arm, and the end of the cylinder clamping arm is connected to the clamping block, and the clamping block is driven by the strong clamping cylinder to clamp the axle tube; one side of the slider mounting block is connected to the locking seat through the locking block mounting transition plate, and the locking seat is used to lock and prevent the movement of the entire bridge housing support and clamping module.

[0006] In the above technical solution, a more specific solution is: the main reduction angle positioning and centering assembly includes a leveling angle plate, a centering block, a centering slide plate, a guide rail slider assembly, a leveling mounting base plate, a leveling spring, a mounting plate, a locking nut and an adjusting rod; The angle smoothing plate is vertically mounted on the centering slide, and the centering block is arranged in the upper middle part of the angle smoothing plate; the centering slide is connected to the guide rail slider assembly by screws, and the guide rail slider assembly is mounted on the guide rail on the leveling mounting base plate; the leveling spring is arranged on one side of the centering slide, and the leveling spring is sleeved on the adjusting rod, and the adjusting rod is mounted on the mounting plate and locked with the locking nut.

[0007] Furthermore: the connecting disk positioning clamping assembly includes a vertical plate, a locking seat, a shaft head slider mounting block, a slider mounting transition plate, a connecting disk positioning slide plate, a vertical plate slider, a connecting disk positioning plate, a locking pad, a shaft head slider, an internal threaded cylindrical pin and a guide rail and a flat key.

[0008] The vertical plate slider is installed on the linear rail and can slide along the linear rail; the connecting disk positioning slide is installed on the vertical plate slider, and the vertical plate is vertically installed on the connecting disk positioning slide through the flat key; the guide rail is arranged on one side of the vertical plate, and the shaft head slider is installed on the guide rail through the shaft head slider mounting block, and the shaft head slider can move along the guide rail; the connecting disk positioning plate is fixedly mounted on the slider mounting transition plate through the internal threaded cylindrical pin; the locking seat is provided above the shaft head slider mounting block, and the locking seat limits the shaft head slider mounting block to move up and down through the locking pad, thereby limiting the shaft head slider to move up and down; the locking pad is fixed to the guide rail through the locking seat.

[0009] Furthermore, the bottom plate is provided with a plurality of threaded mounting holes for fixedly mounting the connection plate positioning and clamping assembly, the main reduction angle positioning and centering assembly and the bridge housing supporting and clamping assembly.

[0010] Furthermore: a protective cover is provided above the linear rail.

[0011] Due to the adoption of the above technical solution, the present invention has the following beneficial effects compared with the prior art: The present invention can quickly realize the rapid positioning and clamping of the middle section of the bridge housing and the connecting plate of the semi-floating semi-axle structure bridge assembly, thereby realizing rapid pairing. It can meet the pairing of middle sections and connecting plates of bridges of different models and sizes, has height adjustability, ensures dimensional accuracy, improves product consistency, stability and production efficiency, and reduces the labor intensity of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional schematic diagram of the present invention; Figure 2 It is a schematic diagram of the main view of the present invention; Figure 3 It is a schematic top view of the present invention; Figure 4 It is a left side schematic diagram of the present invention; Figure 5 This is a three-view diagram of the integrated mounting base plate of the present invention; Figure 6 This is a three-dimensional schematic diagram of the connection plate positioning and clamping assembly of the present invention; Figure 7 This is a front view of the connection plate positioning and clamping assembly of the present invention; Figure 8 This is a left side view of the connection plate positioning and clamping assembly of the present invention; Figure 9 This is a top view of the connection plate positioning and clamping assembly of the present invention; Figure 10 This is a schematic diagram of the main reduction angle positioning and centering components of the present invention; Figure 11 It is a right side schematic diagram of the main reduction angle positioning and centering assembly of the present invention; Figure 12 This is a three-dimensional schematic diagram of the bridge housing support and compression module of the present invention; Figure 13 This is a schematic front view of the axle housing support and compression module of the present invention; Figure 14 It is a left side schematic diagram of the bridge housing supporting and clamping module of the present invention.

[0013] The numbers in the figure are as follows: 1. Connecting plate positioning clamping assembly; 1-1. Vertical plate; 1-2. Locking seat; 1-3. Shaft head slider mounting block; 1-4. Slider mounting transition plate; 1-5. Connecting plate positioning slide; 1-6. Vertical plate slider; 1-7. Connecting plate positioning plate; 1-8. Locking pad; 1-9. Shaft head slider; 1-10. Internally threaded cylindrical pin; 1-11. Guide rail; 1-12. Flat key; 2. Bottom plate; 3. Main reduction angle positioning and centering assembly; 3-1. Smoothing angle plate; 3-2. Centering block; 3-3. Centering Slide plate; 3-4, guide rail slider assembly; 3-5, leveling installation base plate; 3-6, leveling spring; 3-7, mounting plate; 3-8, locking nut; 3-9, adjusting rod; 4, bridge housing support and clamping assembly; 4-1, cylinder clamping arm; 4-2, clamping block; 4-3, shaft tube support pad; 4-4, V-shaped vertical plate; 4-5, support slide plate; 4-6, strong clamping cylinder; 4-7, cylinder mounting seat; 4-8, slider mounting block; 4-9, locking block mounting transition plate; 4-10, locking seat; 5, linear rail; 6, protective cover. DETAILED DESCRIPTION

[0014] The present invention will be further described below with reference to the accompanying drawings and embodiments: Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The bridge housing and connecting plate assembly tool includes a connecting plate positioning and clamping component 1, a base plate 2, a main reduction angle positioning and centering component 3, a bridge housing support and clamping component 4, a linear rail 5 and a protective cover 6.

[0015] like Figure 5 As shown, the base plate 2 is provided with a plurality of threaded mounting holes for fixing and mounting the connecting plate positioning and clamping assembly 1 , the main reduction angle positioning and centering assembly 3 and the bridge housing supporting and clamping assembly 4 .

[0016] The main reducer angle positioning and centering assembly 3 is mounted in the middle of the base plate 2. A set of parallel linear rails 5 are mounted on the base plate 2 on both sides of the main reducer angle positioning and centering assembly 3. The axle housing support and clamping assembly 4 and the receiving plate positioning and clamping assembly 1 are mounted on the linear rails 5 in sequence. A protective cover 6 is installed above the linear rails 5.

[0017] like Figure 6 、 Figure 7 、 Figure 8 and Figure 9 As shown, the connecting disk positioning clamping assembly 1 includes a vertical plate 1-1, a locking seat 1-2, a shaft head slider mounting block 1-3, a slider mounting transition plate 1-4, a connecting disk positioning slide plate 1-5, a vertical plate slider 1-6, a connecting disk positioning plate 1-7, a locking pad 1-8, a shaft head slider 1-9, an internal threaded cylindrical pin 1-10, and a guide rail 1-11 and a flat key 1-12.

[0018] The vertical plate slider 1-6 is installed on the linear rail 5 and can slide along the linear rail 5; the connecting plate positioning slide 1-5 is installed on the vertical plate slider 1-6, and the vertical plate 1-1 is vertically installed on the connecting plate positioning slide 1-5 through the flat key 1-12; the guide rail 1-11 is set on one side of the vertical plate 1-1, and the shaft head slider 1-9 is installed on the guide rail 1-11 through the shaft head slider mounting block 1-3, and the shaft head slider 1-9 can move along the guide rail 1-11; the connecting plate positioning plate 1-7 is fixed by the internal thread cylindrical pin 1-10 Installed on the slider installation transition plate 1-4; the locking seat (1-2) is installed on the shaft head slider installation block (1-3); the locking pad (1-8) contacts the guide rail (1-11) and the locking seat (1-2) respectively; the locking seat limits the shaft head slider installation block (1-3) to move up and down through the locking pad (1-8), thereby limiting the shaft head slider (1-9) to move up and down; the locking pad 1-8 is fixed to the guide rail 1-11 through the locking seat 1-2.

[0019] like Figure 10 and Figure 11As shown, the main reduction angle positioning and centering assembly 3 includes a leveling angle plate 3-1, a centering block 3-2, a centering slide plate 3-3, a guide rail slider assembly 3-4, a leveling mounting base plate 3-5, a leveling spring 3-6, a mounting plate 3-7, a locking nut 3-8 and an adjusting rod 3-9.

[0020] The angle-leveling plate 3-1 is vertically mounted on the centering slide 3-3, with the centering block 3-2 positioned in the upper center of the angle-leveling plate 3-1. The centering slide 3-3 is screwed to the guide rail slider assembly 3-4, which is mounted on the guide rails on the leveling mounting base 3-5. A leveling spring 3-6 is mounted on one side of the centering slide 3-3 and is mounted on an adjustment rod 3-9. The adjustment rod 3-9 is mounted on the mounting plate 3-7 and secured with a lock nut 3-8.

[0021] like Figure 12 、 Figure 13 and Figure 14 As shown, the bridge housing support and clamping module 4 includes a cylinder clamping arm 4-1, a clamping block 4-2, an axle tube support pad 4-3, a V-shaped vertical plate 4-4, a support slide 4-5, a strong clamping cylinder 4-6, a cylinder mounting seat 4-7, a slider mounting block 4-8 ​​and a locking block mounting transition plate 4-9 and a locking seat 4-10.

[0022] The V-shaped vertical plate 4-4 and cylinder mounting base 4-7 are mounted on the support slide 4-5, which is then mounted on the guide rail via the slider mounting block 4-8. A high-pressure clamping cylinder 4-6 is mounted on the cylinder mounting base 4-7, one end of which is connected to the cylinder clamping arm 4-1. The end of the cylinder clamping arm 4-1 is connected to the clamping block 4-2, which is driven by the high-pressure clamping cylinder 4-6 to clamp the workpiece (axle tube). The V-grooved surface of the V-shaped vertical plate 4-4 is provided with an axle tube support pad 4-3 for supporting the axle tube. One side of the slider mounting block 4-8 ​​is connected to the locking base 4-10 via a locking block mounting transition plate 4-9. The locking base 4-10 is used to lock and prevent the entire axle housing support and clamping module 4 from moving.

[0023] When in use, first place the connecting plates at both ends of the axle housing assembly on the connecting plate positioning plate 1-7, then rotate the connecting plate, align the process holes on the connecting plate with the positioning holes on the connecting plate positioning plate 1-7, and use the positioning pins to position the connecting plate and tighten it on the connecting plate positioning plate 1-7; then hang the axle housing on the tool, and the main reduction surface of the axle housing sticks to the smoothing angle plate 3-1, and the axle housing is seated on the V-shaped vertical plate 4-4 of the axle housing support and pressing module 4 by gravity, and then manually move the axle housing left and right to make the main reduction angle positioning and the centering block 3-2 of the centering component 3 contact the hole wall of the axle housing reinforcement ring, and then Actuate the pneumatic valve to allow the compression cylinder 4-6 of the axle housing clamping module 4 to press the axle housing against the V-shaped vertical plate 4-4. Then, manually adjust the coaxiality between the connecting plate and the axle housing round head. The connecting plate positioning plate 1-7 can be adjusted in height as needed, and the front-to-back centering can be adjusted using the vertical plate 1-1. Manually adjust the connecting plate and the axle housing to be concentric. Note that only the first piece requires manual adjustment; after this initial adjustment, no further adjustments are required for subsequent production. Adjust the coaxiality between the connecting plate and the axle housing round head using the above method at both ends to ensure consistency and stability in subsequent batch production. After adjustments are completed on both ends, push the connecting plate positioning clamping assembly toward the axle housing end until a gap of 3.5-4mm is achieved between the connecting plate and the heel of the axle housing round head. At this point, the connecting plate and axle housing can be aligned. Follow the same method for the other end.

Claims

1. A tool for assembling axle housing and connecting plate of a semi-floating half-axle structure axle assembly, characterized by: The invention comprises a connection plate positioning clamping assembly (1), a base plate (2), a main reduction angle positioning and centering assembly (3), a bridge housing support clamping assembly (4) and a linear rail (5); the main reduction angle positioning and centering assembly (3) is installed in the middle of the base plate (2); the linear rail (5) is arranged on the base plate (2); the bridge housing support clamping assembly (4) and the connection plate positioning clamping assembly (1) are installed on the linear rail (5); The bridge housing support clamping module (4) comprises a cylinder clamping arm (4-1), a clamping block (4-2), an axle tube support pad (4-3), a V-shaped vertical plate (4-4), a support slide plate (4-5), a strong clamping cylinder (4-6), a cylinder mounting seat (4-7), a slider mounting block (4-8), a locking block mounting transition plate (4-9) and a locking seat (4-10); The V-shaped vertical plate (4-4) and the cylinder mounting seat (4-7) are mounted on the supporting slide plate (4-5), and an axle tube supporting pad (4-3) is arranged on the V-shaped groove surface of the V-shaped vertical plate (4-4); the supporting slide plate (4-5) is mounted on the bottom plate guide rail through a slider mounting block (4-8); the strong clamping cylinder (4-6) is mounted on the cylinder mounting seat (4-7), one end of which is connected to the cylinder clamping arm (4-1), and the end of the cylinder clamping arm (4-1) is connected to the clamping block (4-2); one side of the slider mounting block (4-8) is connected to the locking seat (4-10) through the locking block mounting transition plate (4-9).

2. The bridge housing and connecting plate assembly tool of the semi-floating half-axle structure bridge assembly according to claim 1 is characterized by: The main reduction angle positioning and centering assembly (3) comprises a leveling angle plate (3-1), a centering block (3-2), a centering slide plate (3-3), a guide rail slider assembly (3-4), a leveling mounting base plate (3-5), a leveling spring (3-6), a mounting plate (3-7), a locking nut (3-8) and an adjusting rod (3-9); The angle smoothing plate (3-1) is mounted on the centering slide plate (3-3), and the centering block (3-2) is arranged in the middle and upper part of the angle smoothing plate (3-1); the centering slide plate (3-3) is connected to the guide rail slider assembly (3-4), and the guide rail slider assembly (3-4) is mounted on the guide rail on the leveling installation base plate (3-5); the leveling spring (3-6) is arranged on one side of the centering slide plate (3-3), and the leveling spring (3-6) is sleeved on the adjustment rod (3-9), and the adjustment rod (3-9) is mounted on the installation plate (3-7) and locked with the locking nut (3-8).

3. The bridge housing and connecting plate assembly tool of the semi-floating half-axle structure bridge assembly according to claim 1 or 2, characterized in that: The connection disk positioning clamping assembly (1) comprises a vertical plate (1-1), a shaft head slider mounting block (1-3), a slider mounting transition plate (1-4), a connection disk positioning slide plate (1-5), a vertical plate slider (1-6), a connection disk positioning plate (1-7), a locking pad (1-8), a locking seat (1-2), a shaft head slider (1-9) and a guide rail (1-11); The vertical plate slider (1-6) is mounted on the linear rail (5); the connecting disk positioning slide plate (1-5) is mounted on the vertical plate slider (1-6), and the vertical plate (1-1) is mounted on the connecting disk positioning slide plate (1-5); the guide rail (1-11) is arranged on one side of the vertical plate (1-1), and the shaft head slider (1-9) is mounted on the guide rail (1-11); the connecting disk positioning plate (1-7) is mounted on the slider mounting transition plate (1-4); the locking seat (1-2) is mounted on the shaft head slider mounting block (1-3), and the locking pad (1-8) is in contact with the guide rail (1-11) and the locking seat (1-2) respectively, and the locking seat limits the shaft head slider mounting block (1-3) to move up and down through the locking pad (1-8), thereby limiting the shaft head slider (1-9) to move up and down.

4. The tool for assembling axle housing and connecting plate of a semi-floating half-axle structure bridge assembly according to claim 3 is characterized by: The bottom plate (2) is provided with a plurality of groups of threaded mounting holes.

5. The bridge housing and connecting plate assembly tool of the semi-floating half-axle structure bridge assembly according to claim 4 is characterized by: A protective cover (6) is provided above the linear rail (5).

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