CN111360476A - Box welding jig - Google Patents
Box welding jig Download PDFInfo
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- CN111360476A CN111360476A CN202010337908.7A CN202010337908A CN111360476A CN 111360476 A CN111360476 A CN 111360476A CN 202010337908 A CN202010337908 A CN 202010337908A CN 111360476 A CN111360476 A CN 111360476A
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- 238000003466 welding Methods 0.000 title claims abstract description 73
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 description 13
- 241000282472 Canis lupus familiaris Species 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010030 laminating Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a box welding fixture, which belongs to the technical field of automatic welding and comprises a welding base and a clamping device fixed on the base, wherein the top surface of the welding base is a horizontal bottom plate, and the clamping device is arranged on the horizontal bottom plate; the clamping device comprises a transverse clamping part, a longitudinal clamping part, a jacking part and a pressing part; the transverse clamping part comprises a fixed backup plate and a movable backup plate, the longitudinal clamping part comprises a fixed clamping part, a movable clamping part and an inner supporting part, the fixed clamping part and the movable clamping part are both provided with the fixed longitudinal backup plate and the movable longitudinal backup plate, and the movable longitudinal backup plate is arranged in a transverse sliding mode through a power device; the movable clamping part is provided with a longitudinal sliding plate which is arranged on the horizontal bottom plate in a sliding manner; the jacking part and the pressing part comprise jacking supporting plates and pressing devices. The invention can effectively clamp workpieces, is suitable for workpieces of different specifications, solves the problems of non-straight welding seams, broken welding and welding tightness caused by the untight clamping of the workpieces, and improves the welding quality.
Description
Technical Field
The invention relates to the technical field of automatic welding, in particular to a box welding clamp.
Background
With the continuous development of the technology and the continuous improvement of the machining level, the automatic welding technology has more and more extensive application. The automatic welding technology is adopted to replace the traditional manual welding operation, the damage of the welding operation to the human body can be reduced, and the welding efficiency is improved. Because the welding quality directly influences the service performance of a product, factors influencing the welding quality in the welding process are not ignored, wherein whether a workpiece is clamped and fixed in an automatic welding technology has a large influence on the welding quality, and at present, in three-dimensional automatic welding operation, the situation that a weldment is not clamped tightly often occurs, so that the problems of non-straight welding seams, broken welding or welding impermeability are caused, and the product quality is influenced.
Disclosure of Invention
The technical task of the invention is to provide a box body welding fixture aiming at the defects, which can effectively clamp workpieces, is suitable for workpieces with different specifications, solves the problems of non-straight, broken and non-tight welding of welding seams caused by the untight clamping of the workpieces and improves the welding quality.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a box welding fixture comprises a welding base and a clamping device fixed on the base, wherein the top surface of the welding base is a horizontal bottom plate, and the clamping device is arranged on the horizontal bottom plate; the clamping device comprises a transverse clamping part, a longitudinal clamping part, a jacking part and a pressing part;
the transverse clamping part is used for transversely clamping workpieces and comprises a fixed backup plate and a movable backup plate, the movable backup plate and the fixed backup plate are arranged oppositely and transversely and slidably arranged on a horizontal bottom plate through a power device, the fixed backup plate is fixed on the horizontal bottom plate, the fixed backup plate and the movable backup plate are both provided with vertically arranged backup plates and backup plate supports, and the transverse clamping of the workpieces with different specifications is realized through the adjustable transverse distance between the movable backup plate and the fixed backup plate;
the longitudinal clamping part is used for longitudinally clamping workpieces and comprises a fixed clamping part, a movable clamping part and an inner supporting part, the fixed clamping part and the movable clamping part are both provided with a fixed longitudinal backup plate and a movable longitudinal backup plate, the movable longitudinal backup plate is transversely arranged in a sliding manner through a power device, and the transverse distance between the movable longitudinal backup plate and the fixed longitudinal backup plate is adjustable so as to be suitable for clamping workpieces of different specifications and sizes; the movable clamping part is provided with a longitudinal sliding plate which is longitudinally arranged on the horizontal bottom plate in a sliding manner, a fixed longitudinal backup plate and a movable longitudinal backup plate of the movable clamping part are fixed on the longitudinal sliding plate, and the longitudinal clamping of workpieces with different specifications is realized by adjusting the longitudinal sliding plate, matching the fixed longitudinal backup plate with the movable longitudinal backup plate; the inner supporting part is used for supporting the inside of a box body workpiece, and longitudinal support is carried out in the box body, so that the box body is prevented from being deformed in the clamping and welding processes, and the welding quality is improved;
jacking portion and clamping part include jacking backup pad and closing device, and the jacking backup pad carries out ascending inside support of vertical side to the box work piece, and closing device carries out ascending outside to the box work piece and compresses tightly, realizes the tight fixedly of clamp of the vertical direction of work piece.
Specifically, the fixed clamping part and the movable clamping part are respectively provided with a transverse sliding plate, the movable longitudinal backup plate is fixed on the transverse sliding plate, and the transverse sliding plate is connected with a driving device for driving the transverse sliding plate to move transversely. The transverse sliding plate drives the movable longitudinal backup plate to transversely move, and the adjustment of the distance between the two longitudinal backup plates is realized.
Furthermore, clamping device still includes auxiliary positioning portion, and auxiliary positioning portion is for arranging the location dog in fixed clamping part and activity clamping part respectively, the location dog is horizontal adjustable to adapt to different horizontal size demands, the relative position regulation of activity clamping part and fixed clamping part is followed in the regulation of its longitudinal position, can set up the independent longitudinal adjustment of location dog on this basis, realizes the independent regulation and the free adjustment of every dog, is favorable to simplifying the programming, raises the efficiency.
The fixture can be used for welding an oil tank or welding a combined box body of a part of main boards and side boards, the U-shaped board and the two side boards of the oil tank require accurate positioning before welding, and the side part of the side board is completely attached to the side part of the U-shaped board and the side part of the U-shaped board is sealed. Because the location condition direct influence welding quality and product quality of curb plate, the event is fixed a position through setting up placing of supplementary location portion to the curb plate, guarantees the relative fixed position of curb plate and U template, improves welding quality, is favorable to improving product performance and guarantees product appearance quality.
Preferably, the number of the positioning stop blocks is four, the four positioning stop blocks are symmetrically arranged on the fixed clamping part and the movable clamping part, two positioning stop blocks are respectively fixed on one side of the two fixed longitudinal backup plates, and the other two positioning stop blocks are transversely arranged in a sliding manner; the four positioning stop blocks are respectively connected with a pushing cylinder, and the pushing cylinder pushes transversely to realize transverse movement of the positioning stop blocks.
Two location dogs that slide to set up can be fixed in the slide at its homonymy activity vertical backup plate place, carry out horizontal regulation along with the vertical backup plate of activity together, on this basis again, for adapting to different work pieces, the location dog is connected respectively and is promoted the cylinder, realizes further location dog's horizontal position and adjusts, makes the fender face of location dog block the concatenation seam of U template and curb plate, makes it align, and withdraws from the work position after the work piece presss from both sides tightly completely.
Because the air valve is needed to be used for controlling the air cylinder, an air valve placing plate is uniformly arranged on one side of the horizontal bottom plate, so that the appearance of the air cylinder is neat and safe to use. The air valve placing plate is provided with a fixing hole, and the fixing hole is used for installing the air valve.
Preferably, the positioning stop block is fixed through a fixing seat, an adjusting long hole is formed in the fixing seat, the positioning stop block is adjustably fixed through the adjusting long hole, and the fixing seat is connected with the pushing cylinder. Through the setting of adjusting the slot hole, can adjust the vertical and/or horizontal position of location dog, need not reprogram when the size fine setting and can realize convenient to use.
Preferably, interior supporting part is two push cylinder that place side by side and opposite direction, push cylinder longitudinal arrangement, and the top of its extension bar all is connected with interior roof, adjusts the position of interior roof through push cylinder, stretches out when push cylinder, interior roof cooperatees with fixed vertical backup plate and the vertical backup plate of activity, carries out fore-and-aft support to work piece inside, prevents the fore-and-aft deformation of work piece, improves processingquality.
Preferably, the jacking support plate is a vertically arranged square frame plate, namely, the side surface of the square frame plate is square, the side surface of the square frame plate is used as a transverse inner support of the side plate of the box body, and the side surface of the square frame plate is matched with a transverse clamping part to jointly realize transverse clamping and fixing of the box body workpiece and transversely support the inside of the workpiece; the bottom of the clip frame plate is connected with a power device arranged along the vertical direction, so that the clip frame plate can be lifted and adjusted, and the workpiece can be positioned in the vertical direction by matching with a pressing device.
Furthermore, a jacking seat is arranged at the jacking support plate, a vertical slide way is arranged on the jacking seat, the slide way can play a role in vertical guiding, and the jacking support plate is matched with the slide way through a slide block; the bottom of the jacking plate is connected with a driving motor. The jacking seat plays spacing and direction effect to the jacking backup pad, when can guaranteeing its top realization internal stay, the lateral part is accurate to be carried out horizontal internal stay, realizes simultaneously that upwards and horizontal inside support and support the position accuracy, can guarantee the work piece atress, improves the machining precision.
Preferably, the pressing device comprises a jacking cylinder and a pressing plate; the jacking cylinders are respectively arranged at the fixed clamping part and the movable clamping part, the jacking cylinders on two sides are adjusted along with the position adjustment of the fixed clamping part and the movable clamping part, the jacking cylinders on two sides comprise fixed jacking cylinders and movable jacking cylinders, the two fixed jacking cylinders are fixed on one side of the two fixed longitudinal backup plates, and the two movable jacking cylinders can transversely slide.
The two movable jacking cylinders which are arranged in a sliding mode can be fixed on the sliding plate where the movable longitudinal backup plates on the same side are located, and the movable jacking cylinders can be adjusted transversely along with the movable longitudinal backup plates, so that the pressing requirements of different transverse sizes are met.
Preferably, the movable backup plate is fixedly connected with a driving motor, the driving motor is transversely fixed on the horizontal bottom plate, and the driving motor is connected with the controller. The fixed backup plate is fixed and unchanged in position, and the movable backup plate is driven by the driving motor to move transversely, so that workpieces of different specifications are placed and clamped.
The two side parts of the longitudinal sliding plate are symmetrically connected with driving motors which are longitudinally fixed on the horizontal bottom plate, and the driving motors on the two sides synchronously move to drive the longitudinal sliding plate to realize longitudinal sliding; the movable longitudinal backup plate realizes transverse movement through a driving motor.
All the driving motors are connected with a control system, the clamp programming is carried out on the strip-processed weldment, the program is input into the system, and the system controls all the driving motors to realize the action of all parts.
Compared with the prior art, the box body welding fixture has the following beneficial effects:
the fixing positions of the clamp in the transverse direction, the longitudinal direction and the height are adjustable, so that the clamping and fixing of workpieces with different sizes and specifications are realized; the workpiece is fixed more firmly by means of the external clamp and the internal support, the deformation of the workpiece in processing is prevented, and the welding quality is greatly improved;
set up supplementary location portion, can be fast, accurate when making the curb plate place target in place, guarantee the level and smooth and the inseparable laminating in concatenation gap, and then guarantee welding quality, effectively improve welding efficiency.
Drawings
FIG. 1 is a top view of the box welding fixture of the present invention;
FIG. 2 is an overall effect view of the welding jig for a case according to the present invention;
FIG. 3 is a schematic view of a U-shaped plate for placing an oil tank in the embodiment;
FIG. 4 is a schematic view of the extension of the pilot portion;
FIG. 5 is a schematic view of the movable clamping portion clamping the U-shaped plate of the oil tank longitudinally and adjusting and positioning the side plate through the auxiliary positioning portion;
FIG. 6 is a schematic view of the inner portion;
FIG. 7 is a schematic structural view of a jacking support plate;
FIG. 8 is a schematic view of a pressing device pressing a workpiece;
FIG. 9 is a schematic view of the structure of the auxiliary positioning part for clamping and fixing the workpiece;
fig. 10 is a schematic view of welding process using the present jig.
In the figure, 1, driving motors II, 2, driving motors IV, 3, air valve placing plates, 4, driving motors III, 5, pushing cylinders III, 6, jacking cylinders I, 7, jacking cylinders II, 8, longitudinal sliding plates, 9, pushing cylinders IV, 10, fixed backup plates, 11, driving motors V, 12, pushing cylinders V, 13, welding laser heads, 14, jacking cylinders III, 15, jacking cylinders IV, 16, pushing cylinders VI, 17, transverse sliding plates, 18, driving motors I, 19, movable backup plates, 20, jacking plates I, 21, pushing cylinders I, 22, pushing cylinders II, 23, jacking plates II, 24, driving motors VI, 25, driving motors VII, 26, movable longitudinal backup plates I, 27, fixed longitudinal backup plates I, 28, movable longitudinal backup plates II, 29, fixed longitudinal backup plates II, 30 and oil tanks U are arranged.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Examples
The utility model provides a box welding jig, includes welding base and the clamping device who is fixed in on the base, the welding base top surface is horizontal bottom plate, clamping device set up in on the horizontal bottom plate. The clamping device comprises a transverse clamping part, a longitudinal clamping part, a jacking part, a pressing part and an auxiliary positioning part.
The transverse clamping part is used for transversely clamping a workpiece and comprises a fixed backup plate 10 and a movable backup plate 19. The movable backup plate 19 is arranged opposite to the fixed backup plate 10 and is arranged on the horizontal bottom plate through the transverse sliding of the power device, the fixed backup plate 10 is fixed on the horizontal bottom plate, the movable backup plate 19 is connected with the driving motor I18, the driving motor I18 is transversely fixed on the horizontal bottom plate, and the driving motor I18 is connected with the control system.
Fixed backup plate 10 and activity backup plate 19 all have backup plate and backup plate supporting seat of vertical setting in order to guarantee the stability of backup plate, and fixed backup plate 10 rigidity is unchangeable, and activity backup plate 19 realizes lateral shifting under driving motor I18's drive, through the adjustable laying and the lateral clamping that realize the work piece of different specifications of the lateral distance of activity backup plate 19 and fixed backup plate 10.
The longitudinal clamping part is used for longitudinally clamping a workpiece and comprises a fixed clamping part, a movable clamping part and an inner supporting part.
The movable clamping part and the fixed clamping part are respectively provided with a movable longitudinal backup plate I26, a fixed longitudinal backup plate I27, a movable longitudinal backup plate II 28 and a fixed longitudinal backup plate II 29, and the movable longitudinal backup plate I26 and the movable longitudinal backup plate II 28 are arranged in a transverse sliding mode through a power device. The fixed clamping part and the movable clamping part are respectively provided with a transverse sliding plate 17, the movable longitudinal backup plate is fixed on the transverse sliding plate 17, and the two transverse sliding plates 17 are respectively connected with a driving motor II 1 and a driving motor III 4 which drive the transverse sliding plates to move transversely. The transverse sliding plate 17 drives the movable longitudinal backup plates to transversely move, so that the distance between the two longitudinal backup plates can be adjusted to be suitable for clamping workpieces of different specifications and sizes.
The movable clamping part is provided with a longitudinal sliding plate 8 which is arranged on the horizontal bottom plate in a sliding mode, a fixed longitudinal backup plate I27 and a movable longitudinal backup plate I26 of the movable clamping part are fixed on the longitudinal sliding plate 8, and longitudinal clamping of workpieces of different specifications is achieved by adjusting the longitudinal sliding plate 8, and matching and fixing a longitudinal backup plate II 29 and a movable longitudinal backup plate II 28. Two side parts of the longitudinal sliding plate 8 are symmetrically connected with a driving motor IV and a driving motor V, and the driving motors IV and V are symmetrically arranged and longitudinally fixed on the horizontal bottom plate.
The inner supporting part is used for supporting the inside of a box body workpiece, and the inside of the box body is longitudinally supported, so that the box body is prevented from being deformed in the clamping and welding processes, and the welding quality is improved. As shown in fig. 6, the internal support portion is two and places side by side and opposite direction's promotion cylinder I21 and promotion cylinder II 22, promotion cylinder I21 and the II 22 longitudinal arrangement of promotion cylinder, the top of its extension bar all is connected with interior roof bar, adjusts the position of the interior roof bar in both sides through promotion cylinder I21 and promotion cylinder II 22, stretches out when promoting the cylinder, interior roof bar cooperatees with fixed vertical backup plate and the vertical backup plate of activity, carries out fore-and-aft support to work piece inside, prevents the fore-and-aft deformation of work piece, improves processingquality.
The auxiliary positioning part is a positioning stop block which is respectively arranged on the fixed clamping part and the movable clamping part, the positioning stop block is transversely adjustable to adapt to different transverse size requirements, the adjustment of the longitudinal position of the positioning stop block is adjusted along with the relative position of the movable clamping part and the fixed clamping part, the independent longitudinal adjustment of the positioning stop block can be set on the basis, if the fixing seat fixed positioning stop block with an adjusting long hole is used, the independent adjustment and the free adjustment of each stop block are realized, the programming is simplified, and the efficiency is improved.
The fixture in the embodiment is used for welding the oil tank, namely welding the splicing seams of the U-shaped plate and the two side plates of the oil tank, the U-shaped plate and the two side plates of the oil tank require accurate positioning before welding, and the side parts of the side plates are completely attached to the side parts of the U-shaped plate to seal the side parts of the U-shaped plate. Because the location condition direct influence welding quality and product quality of curb plate, the event is fixed a position through setting up placing of supplementary location portion to the curb plate, guarantees the relative fixed position of curb plate and U template, improves welding quality, is favorable to improving product performance and guarantees product appearance quality.
The four positioning check blocks are symmetrically arranged on the fixed clamping part and the movable clamping part, two of the positioning check blocks are respectively fixed on one side of the two fixed longitudinal backup plates, and the other two positioning check blocks are arranged in a transverse sliding mode. Two positioning stop blocks which are arranged in a sliding mode are fixed on a transverse sliding plate 17 where the longitudinal backup plates of the same side can move, transverse adjustment is carried out along with the longitudinal backup plates of the moving mode, on the basis, in order to adapt to different workpieces, the positioning stop blocks are respectively connected with pushing cylinders, further transverse position adjustment of the positioning stop blocks is achieved, the blocking surfaces of the positioning stop blocks block splicing seams of the U-shaped plate and the side plates, the U-shaped plate and the side plates are aligned, and the work position is withdrawn after the workpieces are completely clamped.
As shown in figure 1, four positioning stop blocks are respectively connected with a pushing cylinder III, a pushing cylinder IV, a pushing cylinder V and a pushing cylinder VI.
Because the air valve is needed to be used for controlling the air cylinder, an air valve placing plate 3 is uniformly arranged on one side of the horizontal bottom plate, so that the appearance of the air cylinder is neat and safe to use. The air valve placing plate 3 is provided with a fixing hole, and the fixing hole is used for installing an air valve.
The positioning stop block is fixed through the fixing seat, the adjusting long hole is formed in the fixing seat, the positioning stop block is fixed in an adjustable mode through the adjusting long hole, and the fixing seat is connected with the pushing cylinder. Through the setting of adjusting the slot hole, can adjust the vertical and/or horizontal position of location dog, need not reprogram when the size fine setting and can realize convenient to use. The fixing seat can be arranged according to the use requirement or not.
Jacking portion and clamping part include jacking backup pad and closing device, and the jacking backup pad carries out ascending inside support of vertical side to the box work piece, and closing device carries out ascending outside to the box work piece and compresses tightly, realizes the tight fixedly of clamp of the vertical direction of work piece.
The jacking supporting plate is a jacking plate I20 and a jacking plate II 23 which are vertically arranged, the jacking plate I20 and the jacking plate II 23 are square frame plates, and the side surfaces of the jacking plate I20 and the jacking plate II 23 are square frame plates, as shown in figure 7. The side surfaces of the lifting plate I20 and the lifting plate II 23 serve as transverse inner supports of box body side plates, and transverse clamping and fixing of box body workpieces are achieved together by matching with a transverse clamping portion, so that the insides of the workpieces are transversely supported. The bottoms of the lifting plate I20 and the lifting plate II 23 are respectively connected with a driving motor VI 24 and a driving motor VII 25 which are arranged along the vertical direction, so that the lifting adjustment of the lifting plate I20 and the lifting plate II 23 is realized, and the workpiece is positioned in the vertical direction by matching with a pressing device. Jacking backup pad department still is provided with the jacking seat, is provided with vertical slide on the jacking seat, and the slide can play the effect of vertical direction, the jacking backup pad pass through the slider with the slide cooperation, the jacking seat plays spacing and guide's effect to the jacking backup pad, when can guaranteeing its top and realize the interior top, the lateral part is accurate to be carried out horizontal internal stay, makes I20 of jacking board and jacking board II 23 realize simultaneously upwards and horizontal inside support and support the position accurate, can guarantee the work piece atress, improves the machining precision.
The pressing device comprises a jacking cylinder and a pressing plate. As shown in fig. 1, the jacking cylinder includes jacking cylinder I, jacking cylinder II, jacking cylinder III and jacking cylinder IV, jacking cylinder I and jacking cylinder II arrange in movable clamping part, jacking cylinder III and jacking cylinder IV arrange in fixed clamping part, jacking cylinder I and jacking cylinder II adjust and carry out longitudinal position along with the removal of longitudinal sliding plate 8 and adjust, jacking cylinder I and jacking cylinder III adjust and carry out the horizontal position along with the removal of horizontal sliding plate 17 and adjust, adapt to the demand that compresses tightly of the oil tank of different dimensions. Jacking cylinder I, jacking cylinder II, jacking cylinder III and jacking cylinder IV's top is connected with the clamp plate respectively, passes through the connecting seat at the top of each jacking cylinder in this embodiment and connects revolving cylinder, and the clamp plate passes through revolving cylinder to be fixed. The pressing plate can rotate in the horizontal plane relative to the jacking cylinder, the pressing plate is rotated to a non-interference position when the U-shaped plate is placed, and the pressing plate is rotated to a pressing position to compress the workpiece when the pressing is needed.
Referring to fig. 1-10, the clamping device performs the following work processes:
the driving motor II and the driving motor III synchronously drive the two transverse sliding plates 17, and the two transverse sliding plates 17 are stopped when being brought to the right side by a specified distance;
as shown in fig. 3, the U-shaped plate of the oil tank is placed at a designated position;
as shown in fig. 4, the pushing cylinder iii, the pushing cylinder iv, the pushing cylinder v and the pushing cylinder vi extend simultaneously to drive the positioning stop block thereon to reach a designated position, that is, the flange of the stop block is located at the position of the abutted seam between the U-shaped plate of the oil tank and the side plate;
a side plate is placed along the stop block on one side of the fixed clamping part, and the abutted seam of the side plate and the oil tank U-shaped plate is positioned on the stop block surface, so that the side plate on one side of the fixed clamping part is aligned with the oil tank U-shaped plate;
the movable clamping part longitudinally clamps the U-shaped plate of the oil tank, the auxiliary positioning part adjusts the side plate, the driving motor IV and the driving motor V are synchronously driven to drive the longitudinal sliding plate 8 to move towards the placed U-shaped plate of the oil tank, and the movable longitudinal backup plate I26 and the fixed longitudinal backup plate I27 on the longitudinal sliding plate 8 are combined with the movable longitudinal backup plate II 28 and the fixed longitudinal backup plate II 29 to clamp the U-shaped plate of the oil tank; meanwhile, the blocking surfaces of the two stop blocks on one side of the movable clamping part adjust the abutted seams of the U-shaped plate of the oil tank and the other sides of the two side plates, so that the U-shaped plate of the oil tank is completely aligned with the two side plates, as shown in fig. 5;
starting a pushing cylinder I21 and a pushing cylinder II 22, pushing the inner supporting top plates on the two sides to extend out, respectively propping against the two inner side surfaces of the U-shaped plate, and combining with a longitudinal backup plate on the outer side surface of the U-shaped plate to longitudinally position and fix the U-shaped plate;
the driving motor I18 drives the movable backup plate 19 to move transversely rightwards, and the two side plates are transversely positioned by combining the fixed backup plate 10;
the driving motor VI 24 and the driving motor VII 25 synchronously drive the lifting plate I20 and the lifting plate II 23 to move upwards, so that the top surfaces of the lifting plate I20 and the lifting plate II 23 reach the top surface of the inner side of the U-shaped plate, the U-shaped plate is supported, the U-shaped plate is internally supported at the top, the two side surfaces of the lifting plate I20 and the lifting plate II 23 can internally and transversely support the side plate, and the structural schematic diagram of the lifting support plate is shown in FIG. 6;
the jacking cylinder I, the jacking cylinder II, the jacking cylinder III and the jacking cylinder IV are synchronously started to drive the four stop blocks to move to proper heights, the stop blocks are rotated to pressing positions through the rotating cylinders, and the four stop blocks are pressed on the top surface of the U-shaped plate through the combination of the jacking cylinders, as shown in fig. 9;
because the longitudinal backup plate corresponds to the longitudinal position of the inner supporting top plate, the positions of the fixed backup plate 10 and the movable backup plate 19 correspond to the transverse positions of the jacking plate II 23 and the jacking plate I20, the four pressing plates correspond to the vertical positions of the jacking plate I20 and the jacking plate II 23, the movement and the rotation in the corresponding directions can be limited, 6 degrees of freedom of each plate are limited, the complete positioning of a workpiece is realized, and the deformation in the welding process can be effectively avoided;
the pushing air cylinder III, the pushing air cylinder IV, the pushing air cylinder V and the pushing air cylinder VI retract simultaneously to drive the positioning stop dog to leave the splicing seam;
and (3) welding the splicing seams at the two sides of the U-shaped plate and the side plate of the oil tank, adjusting the clamping part devices after the welding is finished, and taking down the workpiece.
The present invention can be easily implemented by those skilled in the art from the above detailed description. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Claims (10)
1. A box welding fixture comprises a welding base and a clamping device fixed on the base, and is characterized in that the top surface of the welding base is a horizontal bottom plate, and the clamping device is arranged on the horizontal bottom plate; the clamping device comprises a transverse clamping part, a longitudinal clamping part, a jacking part and a pressing part;
the transverse clamping part comprises a fixed backup plate and a movable backup plate, and the movable backup plate and the fixed backup plate are arranged oppositely and are arranged on the horizontal bottom plate in a transverse sliding mode through a power device;
the longitudinal clamping part comprises a fixed clamping part, a movable clamping part and an inner supporting part, the fixed clamping part and the movable clamping part are both provided with a fixed longitudinal backup plate and a movable longitudinal backup plate, and the movable longitudinal backup plate is transversely arranged in a sliding manner through a power device; the movable clamping part is provided with a longitudinal sliding plate which is arranged on the horizontal bottom plate in a sliding manner, and a fixed longitudinal backup plate and a movable longitudinal backup plate of the movable clamping part are fixed on the longitudinal sliding plate;
the jacking part and the pressing part comprise jacking supporting plates and pressing devices.
2. A box welding fixture according to claim 1, wherein the fixed clamping portion and the movable clamping portion are each provided with a transverse slide plate, the movable longitudinal rest plate is fixed to the transverse slide plate, and the transverse slide plate is connected with a driving device for driving the transverse slide plate to move transversely.
3. A box welding jig according to claim 1 or 2, characterized in that the clamping means further comprises an auxiliary positioning portion, the auxiliary positioning portion being a positioning block respectively disposed on the fixed clamping portion and the movable clamping portion, the positioning block being laterally adjustable.
4. The box body welding fixture according to claim 3, wherein the number of the positioning stoppers is four, four positioning stoppers are symmetrically arranged on the fixed clamping portion and the movable clamping portion, two positioning stoppers are respectively fixed on one side of the two fixed longitudinal backup plates, and the other two positioning stoppers are transversely slidably arranged; the four positioning stop blocks are respectively connected with a pushing cylinder.
5. The box welding fixture of claim 4, wherein the positioning block is fixed by a fixing seat, the fixing seat is provided with an adjusting slot, the positioning block is adjustably fixed by the adjusting slot, and the fixing seat is connected with the pushing cylinder.
6. A box welding fixture according to claim 1, characterized in that the inner support portion is two push cylinders arranged side by side and in opposite directions, the push cylinders are arranged longitudinally, and the top ends of the extension rods are connected with inner support plates.
7. A box welding fixture according to claim 1, characterized in that the jacking support plate is a vertically arranged frame plate in a shape of a square-circle, and a power device arranged in a vertical direction is connected to the bottom of the frame plate in a shape of a square-circle.
8. The box welding fixture according to claim 7, wherein a jacking seat is arranged at the jacking support plate, a vertical slideway is arranged on the jacking seat, and the jacking support plate is matched with the slideway through a sliding block; the bottom of the jacking plate is connected with a driving motor.
9. A box welding fixture according to claim 1 or 2 or 7 or 8, characterized in that the pressing device comprises a jacking cylinder and a pressing plate; the jacking cylinders are respectively arranged at the fixed clamping part and the movable clamping part, the jacking cylinders on two sides respectively comprise a fixed jacking cylinder and a movable jacking cylinder, the two fixed jacking cylinders are fixed on one side of the two fixed longitudinal backup plates, and the two movable jacking cylinders can transversely slide.
10. A box welding jig according to claim 1 or 2, wherein the movable backup plate is fixedly connected with a driving motor, and the driving motor is transversely fixed on the horizontal bottom plate; two side parts of the longitudinal sliding plate are symmetrically connected with driving motors which are longitudinally fixed on the horizontal bottom plate; the movable longitudinal backup plate realizes transverse movement through a driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337908.7A CN111360476A (en) | 2020-04-26 | 2020-04-26 | Box welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010337908.7A CN111360476A (en) | 2020-04-26 | 2020-04-26 | Box welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111360476A true CN111360476A (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010337908.7A Pending CN111360476A (en) | 2020-04-26 | 2020-04-26 | Box welding jig |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676746A (en) * | 2020-12-16 | 2021-04-20 | 河北工业大学 | Positioning tool for welding electrical cabinet |
| CN113001011A (en) * | 2021-04-06 | 2021-06-22 | 江苏锐成机械有限公司 | Armored car body welding tool |
| CN113084432A (en) * | 2021-04-12 | 2021-07-09 | 宁波市宏雍智能科技有限公司 | A automatic welding jig of robot for photovoltaic inverter machine case |
| CN113245780A (en) * | 2021-06-24 | 2021-08-13 | 诺力智能装备股份有限公司 | Positioning device for welding industrial vehicle electrical box and electrical box |
| CN117483994A (en) * | 2023-11-22 | 2024-02-02 | 江苏裕强金属制造有限公司 | Oven wall welding equipment |
-
2020
- 2020-04-26 CN CN202010337908.7A patent/CN111360476A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676746A (en) * | 2020-12-16 | 2021-04-20 | 河北工业大学 | Positioning tool for welding electrical cabinet |
| CN112676746B (en) * | 2020-12-16 | 2022-05-03 | 河北工业大学 | Positioning tool for welding of electrical cabinet |
| CN113001011A (en) * | 2021-04-06 | 2021-06-22 | 江苏锐成机械有限公司 | Armored car body welding tool |
| CN113001011B (en) * | 2021-04-06 | 2024-05-07 | 江苏锐成机械有限公司 | Armored car body welding tool |
| CN113084432A (en) * | 2021-04-12 | 2021-07-09 | 宁波市宏雍智能科技有限公司 | A automatic welding jig of robot for photovoltaic inverter machine case |
| CN113245780A (en) * | 2021-06-24 | 2021-08-13 | 诺力智能装备股份有限公司 | Positioning device for welding industrial vehicle electrical box and electrical box |
| CN113245780B (en) * | 2021-06-24 | 2024-05-28 | 诺力智能装备股份有限公司 | Industrial vehicle electric box welding positioning device and electric box |
| CN117483994A (en) * | 2023-11-22 | 2024-02-02 | 江苏裕强金属制造有限公司 | Oven wall welding equipment |
| CN117483994B (en) * | 2023-11-22 | 2024-04-12 | 江苏裕强金属制造有限公司 | Oven wall welding equipment |
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