Hydraulic code-free welding machining jig frame

Abstract

The utility model relates to a hydraulic code-free welding processing jig frame which is characterized by comprising a ground guide rail, a welding frame and a movable hydraulic pressing frame, the traction module serves as a power source, the hydraulic cylinder unit can be driven to reciprocate in the extension direction of the welding frame, and the position needing to be pressed is selected according to needs; in addition, the hydraulic cylinder unit can be adjusted in the breadth direction of the welding frame, and welding of plates at different intervals at multiple stations can be met; the welding processing jig frame is suitable for welding large-span plates and super-long plates, saves the time for clamping and adjusting the position of the clamp, improves the welding efficiency, and is good in stability.

Description

Technical Field

[0001] The utility model relates to the technical field of welding fixtures, in particular to a hydraulic non-coded welding processing fixture. Background Art

[0002] Generally, for the long-distance and multi-station large-span welding of large plates on bridges, a special welding fixture is used. The plate to be welded is first placed on the fixture and then locked with clamping codes, and then pre-fixed by spot welding, and finally welded. This way of fixing the plate with clamping codes is time-consuming and laborious, and the stability is poor during the welding process. It is easy for the clamping codes to fall off when stress or deformation occurs during the plate welding. Therefore, a welding processing fixture with better fixing effect, higher efficiency and better stability is needed. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a hydraulic non-coded welding processing fixture, which can solve the problems of poor stability, troublesome operation and low efficiency in the multi-station and large-span welding of general large plates with clamping codes.

[0004] To solve the above technical problem, the technical solution of the utility model is: a hydraulic non-coded welding processing fixture, and its innovation lies in: including a ground guide rail, a welding frame and a mobile hydraulic pressing frame;

[0005] There are a pair of the ground guide rails, which are arranged parallel to each other on the ground, and the cross-section of the ground guide rail is an I-shaped steel structure; the welding frame is arranged between the ground guide rails;

[0006] The mobile hydraulic pressing frame is arranged on the ground guide rail across the welding frame; the mobile hydraulic pressing frame includes a U-shaped frame, a traction module, a hydraulic cylinder group and a hydraulic source module;

[0007] The U-shaped frame is arranged in an inverted shape, and the bottom end is connected to the traction module, and the U-shaped frame is driven by the traction module to reciprocate along the extension direction of the ground guide rail;

[0008] The hydraulic cylinder group includes a number of hydraulic cylinder units, and the hydraulic cylinder units are installed on the lower surface of the cross beam of the U-shaped frame along the vertical direction through locking seats; the hydraulic cylinder units can be fixed after position adjustment along the extension direction of the cross beam of the U-shaped frame by loosening and tightening the locking seats;

[0009] The hydraulic source module includes a hydraulic pump and a hydraulic oil tank; the hydraulic oil tank is arranged above the cross beam of the U-shaped frame; the hydraulic pump is arranged on the cover of the hydraulic oil tank and is driven by a motor; the input end of the hydraulic pump extends into the hydraulic oil tank through a pipeline, the output end of the hydraulic pump is provided with a hydraulic oil pipeline, and the hydraulic oil pipeline is connected to the hydraulic cylinder unit. A return oil pipeline is also arranged on the hydraulic cylinder unit and is connected to the hydraulic oil tank; the hydraulic pump drives the hydraulic cylinder unit to act and press down the product to be welded on the welding jig.

[0010] Further, the traction module includes a traction frame, a traction motor and guide support rollers; the cross section of the traction frame is of a U-shaped structure and covers the ground guide rail. A support plate for installing the traction motor is arranged on one side edge of the traction frame, and a connection hole for accommodating the output end of the traction motor to pass through is opened on this side edge of the traction frame; the traction motor is installed on the support plate; there are a pair of guide support rollers which are respectively arranged on the inner side walls on both sides of the traction frame, and one of the guide support rollers is connected to the output end of the traction motor; the guide support rollers are arranged on the upper surface of the upper flange of the ground guide rail; a limiting roller is also arranged on the inner side wall of the traction frame; the limiting roller includes a longitudinal limiting roller and a lateral limiting roller; the longitudinal limiting roller is installed on the inner walls on both sides of the traction frame and is closely attached to the lower surface of the upper flange of the ground guide rail; the lateral limiting roller is installed on the inner walls on both sides of the traction frame, and the outer contour of the lateral limiting roller is arranged on both sides of the vertical direction plate of the ground guide rail and is closely attached to the vertical direction plate.

[0011] Further, a cross column is horizontally installed on the U-shaped frame, and the hydraulic oil tank is installed on the cross column.

[0012] Further, an electromagnetic control valve is arranged on the hydraulic oil pipeline.

[0013] Further, the locking seat is of an annular structure and is nested on the cross beam of the U-shaped frame, and the bottom end of the locking seat is fixed on the hydraulic cylinder unit.

[0014] The advantages of the present utility model are as follows: 1) In the present utility model, by using the traction module as a power source, the hydraulic cylinder unit can be driven to reciprocate in the extending direction of the welding jig, and the position to be pressed can be selected as needed; in addition, the hydraulic cylinder unit can be adjusted along the width direction of the welding jig, which can meet the welding between plates with different intervals at multiple stations; this kind of welding processing jig is suitable for welding large-span plates and ultra-long plates, saves the time for adjusting the position of the clamping by the clamping code, improves the welding efficiency, and has good stability. Description of the Drawings

[0015] The following further describes the present utility model in detail with reference to the drawings and specific embodiments. Figure 1Structural schematic diagram of a hydraulic non-coded welding processing jig for the present utility model. Detailed implementation mode

[0016] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some but not all of the embodiments of the present utility model. Generally, the components of the embodiments of the present utility model described and illustrated herein can be arranged and designed in various different configurations.

[0017] Therefore, the following detailed description of the embodiments of the present utility model provided in the drawings is not intended to limit the scope of the present utility model claimed, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the scope of protection of the present utility model.

[0018] As Figure 1 shown, a hydraulic non-coded welding processing jig includes a ground guide rail 1, a welding jig 2 and a moving hydraulic pressing jig 3.

[0019] There are a pair of ground guide rails 1 which are arranged parallel to each other on the ground, and the cross-section of the ground guide rail 1 is of I-shaped steel structure; the welding jig 2 is arranged between the ground guide rails 1.

[0020] The moving hydraulic pressing jig 3 is arranged across the welding jig 2 on the ground guide rail 1; the moving hydraulic pressing jig 3 includes a U-shaped frame 31, a traction module 32, a hydraulic cylinder group 33 and a hydraulic source module 34.

[0021] The U-shaped frame 31 is arranged in an inverted shape, and the bottom end is connected to the traction module 32, and the U-shaped frame 31 is driven by the traction module 32 to reciprocate along the extending direction of the ground guide rail 1.

[0022] The hydraulic cylinder group 33 includes a number of hydraulic cylinder units, and the hydraulic cylinder units are installed on the lower surface of the cross beam of the U-shaped frame 31 along the vertical direction through locking seats; the hydraulic cylinder units can be fixed after position adjustment along the extending direction of the cross beam of the U-shaped frame 31 by loosening and tightening the locking seat 35.

[0023] The hydraulic source module 34 includes a hydraulic pump 341 and a hydraulic oil tank 342; the hydraulic oil tank 342 is arranged above the cross beam of the U-shaped frame 31; the hydraulic pump 341 is arranged on the cover of the hydraulic oil tank 342 and is driven by a motor; the input end of the hydraulic pump 341 extends into the hydraulic oil tank 342 through a pipeline, the output end of the hydraulic pump 341 is provided with a hydraulic oil pipeline, and the hydraulic oil pipeline is connected to the hydraulic cylinder unit. A return oil pipeline is also arranged on the hydraulic cylinder unit and is connected to the hydraulic oil tank 342; the hydraulic pump 341 drives the hydraulic cylinder unit to act to press down the product to be welded on the welding frame 2.

[0024] The traction module 32 includes a traction frame 321, a traction motor 322 and guiding and supporting rollers 323; the cross section of the traction frame 321 is of a U-shaped structure and covers the ground guide rail 1. A support plate for installing the traction motor 322 is arranged on one side edge of the traction frame 321, and a connection hole for the output end of the traction motor 322 to pass through is formed on this side edge of the traction frame 321; the traction motor 322 is installed on the support plate; there are a pair of guiding and supporting rollers 323 which are respectively arranged on the inner side walls on both sides of the traction frame 321, and one of the guiding and supporting rollers 323 is connected to the output end of the traction motor 322; the guiding and supporting rollers 323 are arranged on the upper surface of the upper flange of the ground guide rail 1; a limiting roller is also arranged on the inner side wall of the traction frame 321; the limiting roller includes a longitudinal limiting roller 324 and a lateral limiting roller 325; the longitudinal limiting roller 324 is installed on the inner walls on both sides of the traction frame, and the longitudinal limiting roller 325 is closely attached to the lower surface of the upper flange of the ground guide rail 1; the lateral limiting roller 325 is installed on the inner walls on both sides of the traction frame 321, and the outer contour of the lateral limiting roller 324 is arranged on both sides of the vertical plate of the ground guide rail 1 and is closely attached to the vertical plate.

[0025] A cross column 311 is horizontally erected on the U-shaped frame 31, and the hydraulic oil tank 342 is installed on the cross column 311; an electromagnetic control valve is arranged on the hydraulic oil pipeline.

[0026] The locking seat 35 is of an annular structure and is nested on the cross beam of the U-shaped frame 31, and the bottom end of the locking seat 35 is fixed on the hydraulic cylinder unit.

[0027] The working principle of the present utility model is as follows: By using the traction module as the power source, it can drive the hydraulic cylinder unit to reciprocate in the extending direction of the welding rack, and select the position to be clamped as needed; in addition, the hydraulic cylinder unit can be adjusted along the width direction of the welding rack, which can meet the welding between plates with different intervals at multiple stations; this kind of welding processing jig is suitable for welding large-span plates and extra-long plates, saving the time for adjusting the position of the clamping and fixing with clamps, improving the welding efficiency, and having good stability. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A hydraulic non-coded welding processing jig, characterized in that: It includes a ground guide rail, a welding frame, and a movable hydraulic pressing frame; There are a pair of the ground guide rails which are arranged parallel to each other on the ground, and the cross-section of the ground guide rail is of I-beam steel structure; the welding frame is arranged between the ground guide rails; The movable hydraulic pressing frame is arranged across the welding frame on the ground guide rail; the movable hydraulic pressing frame includes a U-shaped frame, a traction module, a hydraulic cylinder group, and a hydraulic source module; The U-shaped frame is arranged in an inverted shape, and the bottom end is connected to the traction module, and the U-shaped frame is driven by the traction module to reciprocate along the extension direction of the ground guide rail; The hydraulic cylinder group includes a number of hydraulic cylinder units, and the hydraulic cylinder units are installed on the lower surface of the cross beam of the U-shaped frame along the vertical direction through locking seats; the hydraulic cylinder units can be fixed after position adjustment along the extension direction of the cross beam of the U-shaped frame by loosening and tightening the locking seats; The hydraulic source module includes a hydraulic pump and a hydraulic oil tank; the hydraulic oil tank is arranged above the cross beam of the U-shaped frame; the hydraulic pump is arranged on the cover of the hydraulic oil tank and the hydraulic pump is driven by a motor; the input end of the hydraulic pump extends into the hydraulic oil tank through a pipeline, the output end of the hydraulic pump is provided with a hydraulic oil pipeline, and the hydraulic oil pipeline is connected to the hydraulic cylinder unit, and a return oil pipeline is also arranged on the hydraulic cylinder unit and the return oil pipeline is connected to the hydraulic oil tank; the hydraulic pump drives the hydraulic cylinder unit to act to press down the product to be welded on the welding frame.

2. The hydraulic non-coded welding processing jig according to claim 1, characterized in that: The traction module includes a traction frame, a traction motor, and guiding and supporting rollers; the cross-section of the traction frame is of U-shaped structure and covers the ground guide rail, a support plate for installing the traction motor is arranged on one side edge of the traction frame, and a connection hole for the output end of the traction motor to pass through is opened on this side edge of the traction frame; the traction motor is installed on the support plate; there are a pair of the guiding and supporting rollers which are respectively arranged on the inner side walls on both sides of the traction frame, and one of the guiding and supporting rollers is connected to the output end of the traction motor; the guiding and supporting rollers are arranged on the upper surface of the upper flange of the ground guide rail; a limiting roller is also arranged on the inner side wall of the traction frame; the limiting roller includes a longitudinal limiting roller and a lateral limiting roller; the longitudinal limiting roller is installed on the inner walls on both sides of the traction frame, and the longitudinal limiting roller is closely attached to the lower surface of the upper flange of the ground guide rail; the lateral limiting roller is installed on the inner walls on both sides of the traction frame, and the outer contour of the lateral limiting roller is arranged on both sides of the vertical direction plate of the ground guide rail and is closely attached to the vertical direction plate.

3. A hydraulic non-coded welding processing jig according to claim 1, characterized in that: A cross column is horizontally erected on the U-shaped frame, and the hydraulic oil tank is installed on the cross column.

4. A hydraulic non-coded welding processing jig according to claim 1, characterized in that: An electromagnetic control valve is arranged on the hydraulic oil pipeline.

5. A hydraulic non-coded welding processing jig according to claim 1, characterized in that: The locking seat is of annular structure and is nested on the cross beam of the U-shaped frame, and the bottom end of the locking seat is fixed on the hydraulic cylinder unit.

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