CN110773947A - Non-standard structural member welded device that shifts - Google Patents

Abstract

The invention provides a displacement device for welding non-standard structural parts. The displacement device includes a worktable assembly, a rotating assembly and a mounting seat. There are two components, the rotating component is installed on the mounting seat, the worktable component is installed between the two rotating components, and the rotating component drives the worktable component to turn over; the displacement device is also provided with a positioning component , the worktable assembly is provided with a slot or a hole matched with the positioning assembly. The cantilever type ladle of the present invention has a cover, simple structure and high welding efficiency.

Description

A displacement device for welding non-standard structural parts

technical field

The invention belongs to the technical field of special equipment for welding and manufacturing, and in particular relates to a displacement device for welding non-standard structural parts.

Background technique

Construction machinery and equipment are widely used in infrastructure, such as pavers, milling machines in road construction and maintenance machinery, wet sprayers in bridge and tunnel machinery, rock drilling rigs, loaders, excavators in earth and stone machinery, For the boom pump truck in concrete machinery, its fuselage frame or boom are relatively large structural welding parts, which are the key components in the structural parts of the whole vehicle. The overall welding quality directly affects the assembly, Longevity, reliability and stability. The welding of large-scale frames is one of the difficulties in the manufacture of structural parts. The manufacturing difficulties are mainly reflected in the following aspects: First, there are many components, and the position between the components during the tailor welding process is difficult to control; Second, the welding deformation is difficult to control, Due to the existence of welding stress, it is difficult to guarantee the size and shape tolerance of structural parts; third, it is difficult to guarantee the quality of the weld in the vertical direction. Especially in the welding of large frames, it is more difficult to ensure the quality of vertical welds. The actual welding construction process is to change the vertical welds into horizontal welds through displacement, and then perform horizontal welding.

Welding operations usually set the positioner as auxiliary equipment to obtain the ideal processing position and welding speed. The positioner in the prior art can realize the lifting and turning of the workpiece. However, during the welding process, it is often necessary to turn over several times, and the welding efficiency is low.

SUMMARY OF THE INVENTION

Based on the above technical problems, the present invention provides a displacement device for welding non-standard structural parts, which has a simple structure and high welding efficiency.

For achieving the above object, the present invention adopts the following technical scheme:

A displacement device for welding non-standard structural parts, the displacement device includes a workbench assembly, a rotating assembly and a mounting seat, the mounting seat is provided with at least two, and is fixedly installed on the foundation, and the rotating assembly is provided with Two, the rotating assembly is installed on the mounting seat, the worktable assembly is installed between the two rotating assemblies, and the rotating assembly drives the worktable assembly to turn over; the displacement device is further provided with a positioning assembly, the The worktable assembly is provided with a slot or a hole that cooperates with the positioning assembly.

As a further improvement of the above technical solution:

In the above technical solution, preferably, the two rotating assemblies are divided into an active rotating assembly and a passive rotating assembly, and the active rotating assembly drives the table assembly to rotate.

In the above technical solution, preferably, the active rotation assembly includes a turntable and a main shaft, one end of the main shaft is fixedly connected to the worktable assembly, and the other end is fixedly connected to the turntable.

In the above technical solution, preferably, a bearing is provided between the main rotating shaft and the mounting seat.

In the above technical solution, preferably, the passive rotating assembly includes a rotating shaft and a blocking cover, one end of the rotating shaft is fixedly connected with the worktable assembly, and the other end is connected with the blocking cover, and a rotating shaft and the blocking cover are provided between the rotating shaft and the blocking cover. bearing.

In the above technical solution, preferably, the workbench assembly includes a workbench and a connecting seat, there are two connecting seats, the workbench is fixed between the two connecting seats, and the connecting seat and the corresponding main The shaft is or is fixedly connected by the shaft.

In the above technical solution, preferably, the positioning assembly includes a hoop, a positioning rod and a positioning nut, and the positioning rod is provided with an external thread matched with the positioning nut.

In the above technical solution, preferably, the worktable is provided with a plurality of through holes, and the diameters of all the through holes are not all the same.

In the above technical solution, preferably, the main rotating shaft and the rotating shaft are provided with shaft end baffles.

Compared with the prior art, an oil pump mechanism for a transmission provided by the present invention has the following advantages:

The displacement device for welding non-standard structural parts of the invention is simple and practical, easy to operate and adjust, easy to turn over, and can improve work efficiency. Driven by the turntable, it can rotate freely in the range of -90° to 90°, and realize self-locking through the shaft end baffle. The present invention can effectively control the deformation of the frame welding process through the rigidity of the positioning assembly and the worktable assembly after coordinating the positioning, ensure the welding dimensional accuracy of the frame, and ensure the interchangeability.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the left side structural schematic diagram of Fig. 1;

Fig. 3 is the top view structure schematic diagram of Fig. 1;

FIG. 4 is a partial enlarged structural schematic diagram of FIG. 1 .

Description of reference numbers:

1. Workbench; 2. Turntable; 3. Main shaft; 4. Shaft; 5. Mounting seat; 6. Connecting seat; 7. Hoop; 8. Shaft end baffle; 9. Workpiece; 10. Cover.

Detailed ways

The technical solutions of the present invention will be further described below with reference to the accompanying drawings and specific embodiments.

Figures 1 to 4 show an embodiment of a displacement device for welding non-standard structural parts of the present invention. The displacement device includes a worktable assembly, a rotating assembly and a mounting seat 5. The mounting seat 5 is provided with at least two , on the fixed installation and on the foundation, there are two rotating components, the rotating components are installed on the mounting seat 5, the worktable component is installed between the two rotating components, and the rotating components drive the workbench component to turn over ; The displacement device is also provided with a positioning assembly, and the worktable assembly is provided with a slot or a hole matched with the positioning assembly.

In this embodiment, the two rotating assemblies are divided into an active rotating assembly and a passive rotating assembly, and the active rotating assembly drives the table assembly to rotate.

In this embodiment, the active rotation assembly includes a turntable 2 and a main shaft 3 , one end of the main shaft 3 is fixedly connected to the worktable assembly, and the other end is fixedly connected to the turntable 2 , and a bearing is provided between the main shaft 3 and the mounting seat 5 . The turntable 2 adopts an indexing plate. The mounting seat 5 is provided with mounting holes, the main rotating shaft 3 passes through the mounting holes, and both ends of the main rotating shaft 3 passing through the mounting holes are provided with sealing covers.

In this embodiment, the passive rotating assembly includes a shaft 4 and a blocking cover 10 . One end of the rotating shaft 4 is fixedly connected with the worktable assembly, and the other end is connected with the blocking cover 10 . The rotating shaft 4 is connected with the blocking cover 10 There are bearings in between.

In this embodiment, the worktable assembly includes a worktable 1 and a connecting seat 6, there are two connecting seats 6, the worktable 1 is fixed between the two connecting seats 6, and the connecting seat 6 corresponds to the corresponding connecting seat 6. The main rotating shaft 3 or the rotating shaft 4 is fixedly connected.

In this embodiment, the positioning assembly includes a hoop 7, a positioning rod and a positioning nut, and the upper and lower ends of the positioning rod are provided with external threads that cooperate with the positioning nut.

In this embodiment, the worktable 1 is provided with a plurality of through holes, and the diameters of all the through holes are not all the same.

In this embodiment, the main rotating shaft 3 and the rotating shaft 4 are provided with shaft end baffles 8 , and the shaft end baffles 8 can limit the rotation of the worktable 1 .

The displacement device for welding of non-standard structural parts of the present invention, when in use, fixes the workpiece 9 on the worktable 1 through the hoop 7 or through the positioning rod and the positioning nut. When it needs to be turned over, turn the turntable 2 manually, and turn the worktable 1 through the main shaft 3 to turn the workpiece 9, which is convenient for welding.

The above embodiments are only preferred embodiments of the present invention, and do not limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solutions of the present invention should fall within the protection scope of the technical solutions of the present invention.

Claims (9)

1. A displacement device for welding of non-standard structural parts is characterized in that, the displacement device comprises a workbench assembly, a rotating assembly and a mounting seat, and the mounting seat is provided with at least two, which are fixedly installed on the foundation, There are two rotating assemblies, the rotating assemblies are installed on the mounting seat, the worktable assembly is installed between the two rotating assemblies, and the rotating assemblies drive the worktable assembly to turn over; the displacement device is also provided with There is a positioning assembly, and the table assembly is provided with a slot or a hole matched with the positioning assembly. 2 . The displacement device for welding non-standard structural parts according to claim 1 , wherein the two rotating assemblies are divided into an active rotating assembly and a passive rotating assembly, and the active rotating assembly drives the table assembly to rotate. 3 . 3. The displacement device for welding non-standard structural parts according to claim 2, wherein the active rotating assembly comprises a turntable and a main rotating shaft, one end of the main rotating shaft is fixedly connected to the worktable assembly, and the other end is connected to the worktable assembly. The turntable is fixedly connected. 4 . The displacement device for welding non-standard structural parts according to claim 3 , wherein a bearing is provided between the main rotating shaft and the mounting seat. 5 . 5 . The displacement device for welding non-standard structural parts according to claim 3 , wherein the passive rotating assembly comprises a rotating shaft and a blocking cover, one end of the rotating shaft is fixedly connected with the worktable assembly, and the other end is connected with the worktable assembly. 6 . The blocking cover is connected, and a bearing is provided between the rotating shaft and the blocking cover. 6 . The displacement device for welding non-standard structural parts according to claim 5 , wherein the worktable assembly comprises a worktable and a connecting seat, the connecting seat is provided with two, and the worktable is fixed on 6 . Between the two connection bases, the connection bases are fixedly connected with the corresponding main rotating shaft or by the rotating shaft. 7 . The displacement device for welding non-standard structural parts according to claim 6 , wherein the positioning assembly comprises a hoop, a positioning rod and a positioning nut, and the positioning rod is provided with an outer part matched with the positioning nut. 8 . thread. 8 . The displacement device for welding non-standard structural parts according to claim 7 , wherein the worktable is provided with a plurality of through holes, and the diameters of all the through holes are not all the same. 9 . 9 . The displacement device for welding non-standard structural parts according to claim 5 , wherein the main rotating shaft and the rotating shaft are provided with shaft end baffles. 10 .

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