Welded tube bending and forming mould
Technical field
The utility model relates to not having machining substantially or handle and being meant a kind of welded tube bending and forming mould that is used for the welded tube Bending Processing is formed a plurality of space angles especially of sheetmetal or metal tube, rod or section bar.
Background technology
Existing welded tube is carried out bending form that the processing of a plurality of space angles is general adopts two kinds of methods to carry out.The one, finish through 3-4 punch process by single die, because need be through punch process repeatedly, processing technology be loaded down with trivial details, long processing time, production efficiency are low; The 2nd, finish by the bending machine Bending Processing, because the bending angle is difficult to control, production efficiency ratio method one is also low, and size Control influences the quality of product owing to the accumulated error instability.Therefore the processing method of welded tube bending and forming remains further to be improved.
Summary of the invention
Technical problem to be solved in the utility model just is to overcome existing defective of welded tube being carried out a plurality of space angle processing methods existence, provide a kind of employing once to finish a plurality of space angle processing mold structures, can a punching press finish the welded tube bending and forming mould that all space angles of welded tube are processed.
Welded tube bending and forming mould of the present utility model is by left locating piece, the lower-left slide block, left side swing bending punch, left folding is bent die, back grip slide, the grip slide back-moving spring, the front clamp slide block, right folding is bent die, lower bolster, right locating piece, die shoe, lower-left slide block back-moving spring, right folding is bent convex mould base, upper bolster, right folding is bent pushing block, clamp pushing block, left folding is bent pushing block, right folding is bent punch, the curved punch back-moving spring of right folding is formed, die shoe is positioned at the bottom of finishing die, it on the die shoe lower bolster, left end is provided with left locating piece on the lower bolster, left side locating piece inwardly is provided with the lower-left slide block, the lower-left slide block is connected with left side swing bending punch, the right side of left side swing bending punch is the curved die of left folding of corresponding setting, the curved die of left folding sets gradually the back grip slide to the right, grip slide back-moving spring and front clamp slide block, the right side of front clamp slide block is the curved die of right folding, the curved punch of right folding that the curved die of right folding is to the right corresponding setting, bend convex mould base for the right folding that is arranged on the lower bolster under the curved punch of right folding, the curved convex mould base right side of right folding is the right locating piece that right-hand member is provided with on the lower bolster, lower-left slide block back-moving spring is positioned under the slide block of lower-left an end and is installed in that the other end is connected with the lower-left slide block on the lower bolster, the curved punch back-moving spring of right folding is positioned under the curved punch of right folding an end and is installed on the curved convex mould base of right folding the other end and bends punch with right folding and be connected, grip slide back-moving spring two ends are connected on back grip slide and the front clamp slide block, the curved pushing block of right folding is corresponding with the curved die of following right folding, it is corresponding with following back grip slide and front clamp slide block to clamp pushing block, curved pushing block of left folding and following corresponding being installed in respectively under the upper bolster of lower-left slide block, upper bolster 14 is positioned at the top of finishing die.
Add man-hour when carrying out the welded tube bending and forming, after being installed in mould on the punch press, pipe is put in the middle of left locating piece, right locating piece and back grip slide, the front clamp slide block, patrix is descending, clamp pushing block promotion back grip slide and front clamp slide block and inwardly slide clamping work pieces; The curved pushing block of left folding promotes the lower-left slide block then, and the lower-left slide block drives the swing of left side swing bending punch, the pipe left end is compressed into the curved die of left folding carry out the welded tube bending and forming; Simultaneously, the curved punch of the curved pushing block promotion of right folding right folding is oblique on the curved convex mould base of right folding to be slided downwards, pipe is compressed into the curved die of right folding carry out the welded tube bending and forming.Patrix is up after finishing the welded tube bending and forming, drives the lower slider parts at lower-left slide block back-moving spring, the curved punch back-moving spring of right folding and grip slide back-moving spring and resets.
Advantage of the present utility model just is because a plurality of space angles carry out Bending Processing to welded tube mould structure is once finished in employing, can once finish the welded tube Bending Processing of a plurality of space angles, processing technology is simple, shorten process time greatly, productive labor intensity reduces, production efficiency improves greatly, and can guarantee the bending quality of welded tube, enterprise's production cost also greatly reduces simultaneously.Thereby welded tube bending and forming mould of the present utility model has broad prospect for its application.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further;
Fig. 1 is the welded tube product front elevational schematic of the utility model welded tube bending and forming mould;
Fig. 2 is the welded tube product schematic top plan view of the utility model welded tube bending and forming mould;
The general assembly schematic top plan view of Fig. 3 the utility model welded tube bending and forming mould;
The general assembly front elevational schematic of Fig. 4 the utility model welded tube bending and forming mould.
See figures.1.and.2, drawing has shown by the shape behind the welded tube bending and forming of the utility model welded tube bending and forming mould processing.
With reference to Fig. 3 and Fig. 4,1, left locating piece, 2, the lower-left slide block, 3, left side swing bending punch, 4, the curved die of left folding, 5, the back grip slide, 6 grip slide back-moving springs, 7, the front clamp slide block, 8, the curved die of right folding, 9, lower bolster, 10, right locating piece, 11, die shoe, 12, lower-left slide block back-moving spring, 13, the curved convex mould base of right folding, 14, upper bolster, 15, the curved pushing block of right folding, 16, clamp pushing block, 17, the curved pushing block of left folding, 18, the curved punch of right folding, 19, the curved punch back-moving spring of right folding.
The specific embodiment
Below be embodiment of the present utility model, the actual use of the present utility model is not limited to embodiment.
Embodiment 1, uses welded tube bending and forming mould and carries out the processing of welded tube bending and forming
Adopt the utility model structure welded tube bending and forming mould to carry out the processing of welded tube bending and forming.
Consult Fig. 1 and Fig. 2, the welded tube of caliber φ 20mm is carried out bending and forming processing, can satisfy ± 0.5 ° angle tolerance after the shaping.Drawing has shown by the shape behind the welded tube bending and forming of welded tube bending and forming mould processing.
Consult Fig. 3 and Fig. 4, welded tube bending and forming mould is by left locating piece 1, lower-left slide block 2, left side swing bending punch 3, left folding is bent die 4, back grip slide 5, grip slide back-moving spring 6, front clamp slide block 7, right folding is bent die 8, lower bolster 9, right locating piece 10, die shoe 11, lower-left slide block back-moving spring 12, right folding is bent convex mould base 13, upper bolster 14, right folding is bent pushing block 15, clamp pushing block 16, left folding is bent pushing block 17, right folding is bent punch 18, the curved punch back-moving spring 19 of right folding is formed, die shoe 11 is positioned at the bottom of finishing die, it on the die shoe 11 lower bolster 9, left end is provided with left locating piece 1 on the lower bolster 9, left side locating piece 1 inwardly is provided with lower-left slide block 2, lower-left slide block 2 is connected with left side swing bending punch 3, the right side of left side swing bending punch is the curved die 4 of left folding of corresponding setting, the curved die of left folding sets gradually back grip slide 5 to the right, grip slide back-moving spring 6 and front clamp slide block 7, the right side of front clamp slide block is the curved die 8 of right folding, the curved punch 18 of right folding that the curved die of right folding is to the right corresponding setting, bend convex mould base 13 for the right folding that is arranged on the lower bolster 9 under the curved punch of right folding, the curved convex mould base right side of right folding is the right locating piece 10 that right-hand member is provided with on the lower bolster 9, lower-left slide block back-moving spring 12 is positioned under the lower-left slide block 2 end and is installed in that the other end is connected with lower-left slide block 2 on the lower bolster 9, the curved punch back-moving spring 19 of right folding is positioned under the curved punch 18 of right folding an end and is installed on the curved convex mould base 13 of right folding the other end and bends punch 18 with right folding and be connected, grip slide back-moving spring 6 two ends are connected on back grip slide 5 and the front clamp slide block 7, the curved pushing block 15 of right folding is corresponding with the curved die 8 of following right folding, it is corresponding with following back grip slide 5 and front clamp slide block 7 to clamp pushing block 16, curved pushing block 17 of left folding and following corresponding being installed in respectively under the upper bolster 14 of lower-left slide block, upper bolster 14 is positioned at the top of finishing die.
Add man-hour when carrying out the welded tube bending and forming, after being installed in mould on the punch press, pipe is put in the middle of left locating piece, right locating piece and back grip slide, the front clamp slide block, patrix is descending, clamp pushing block promotion back grip slide and front clamp slide block and inwardly slide clamping work pieces; The curved pushing block of left folding promotes the lower-left slide block then, and the lower-left slide block drives the swing of left side swing bending punch, the pipe left end is compressed into the curved die of left folding carry out the welded tube bending and forming; Simultaneously, the curved punch of the curved pushing block promotion of right folding right folding is oblique on the curved convex mould base of right folding to be slided downwards, pipe is compressed into the curved die of right folding carry out the welded tube bending and forming.Patrix is up after finishing the welded tube bending and forming, drives the lower slider parts at lower-left slide block back-moving spring, the curved punch back-moving spring of right folding and grip slide back-moving spring and resets.
Once finish a plurality of space angles carry out Bending Processing to welded tube mould structure owing to adopt, can once finish the welded tube Bending Processing of a plurality of space angles, processing technology is simple, shorten process time greatly, productive labor intensity reduces, production efficiency improves greatly, and can guarantee the bending quality of welded tube, enterprise's production cost also greatly reduces simultaneously.Operating position is good.