CN214291555U - Lifting gantry welding machine - Google Patents

Abstract

The application discloses lift gantry welding, including frame assembly and lift assembly, the frame assembly includes first horizontal pole and the second horizontal pole that is parallel to each other, two tip of first horizontal pole all are fixed with first stand, two tip of second horizontal pole all are fixed with the second stand, it is provided with the lift case to slide between adjacent first stand and the second stand, lift case and first stand, be provided with hoist mechanism between the second stand, the both ends of lift assembly are fixed in the lift case respectively, hoist mechanism can drive the lift case and reciprocate between first stand and second stand, in order to drive the up-and-down motion of lift assembly. The lifting assembly can move up and down along with the lifting box through the lifting box and the lifting mechanism, and the adjustment and application range of the lifting gantry welding are expanded.

Description

Lifting gantry welding machine

Technical Field

The utility model relates to a welding equipment technical field especially relates to a lift gantry welding.

Background

The gantry welding machine is mainly divided into a bridge type welding machine and a portal type welding machine, the bridge type welding manipulator is composed of two trolleys which are supported and run, a welding machine head can transversely move along a beam, and the trolleys can longitudinally move along a track. The portal welding manipulator has one more portal than the bridge type, and the welding head can move transversely on the portal beam, and the portal welding manipulator can be used for welding welded structures with different heights. The bridge welding machine is suitable for splicing large-area flat plates or welding ship plate frame structures; the gantry type welding manipulator is mainly used for welding the outer longitudinal seam and the annular seam of the cylindrical workpiece in the manufacturing process of the pressure container, and has the characteristics of stable work, safety, reliability, simple operation, strong practicability and the like. However, most of the existing gantry welding machines adjust the working position of the welding gun by the transverse movement and the vertical movement of the welding gun on the cross beam, and the cross beam is fixed and limited in adjustment and application range.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing a lift gantry welding, this lift gantry welding passes through lifting box and hoist mechanism for the lift assembly can be along with lifting box up-and-down motion, has enlarged the adjustment and the application scope that lift gantry welding welded.

In order to achieve the purpose, the utility model provides a lift gantry welding, including frame assembly and lift assembly, the frame assembly includes first horizontal pole and the second horizontal pole that is parallel to each other, two tip of first horizontal pole all are fixed with first stand, two tip of second horizontal pole all are fixed with the second stand, and are adjacent first stand with it is provided with the lift case to slide between the second stand, the lift case with first stand be provided with hoist mechanism between the second stand, the both ends of lift assembly are fixed in respectively the lift case, hoist mechanism can drive the lift case is in reciprocate between the first stand with the second stand, in order to drive lift assembly up-and-down motion. The lifting assembly can move up and down along with the lifting box through the lifting box and the lifting mechanism, and the adjustment and application range of the lifting gantry welding are expanded.

In one example, the lifting assembly comprises a cross beam, a first sliding plate and a second sliding plate, two ends of the cross beam are respectively fixed to the lifting box, a transverse linear guide rail is arranged on the cross beam, a first sliding block is arranged on one side surface of the first sliding plate, a vertical linear guide rail is arranged on the other side surface of the first sliding plate, and a second sliding block is arranged on one side surface of the second sliding plate; the first sliding block is in sliding fit with the transverse linear guide rail, and the second sliding block is in sliding fit with the vertical linear guide rail; a transverse driving device is arranged between the cross beam and the first sliding plate, a lifting driving device is arranged between the first sliding plate and the second sliding plate, and a welding gun and a profiling support are arranged on the second sliding plate. First slide and crossbeam pass through horizontal linear guide and first slider sliding connection and make welder and profile modeling support can carry out horizontal removal along the crossbeam, and first slide and second slide pass through vertical linear guide and second slider sliding connection and make welder and profile modeling support can follow first slide and carry out the removal from top to bottom.

In one example, the lifting driving device includes a lifting screw, a screw nut and a lifting motor, the lifting screw is fixed to the first sliding plate through a bearing seat, the screw nut is fixed to the second sliding plate, the screw nut is in running fit with the lifting screw, and the lifting motor is fixed to one end of the lifting screw and can drive the lifting screw to rotate so that the screw nut can do lifting motion. The lifting screw rod and the screw nut are simple in matched structure, the screw rod can be rotated only through the lifting motor, the rotation of the screw rod can be converted into the up-and-down movement of the screw nut, and therefore the second sliding plate is driven to move up and down along the vertical linear guide rail.

In one example, the transverse driving device includes a rack, a gear and a transverse driving motor, the rack is fixed to the cross beam, the rack extends in the same direction as the transverse linear guide rail, the gear is fixed to the first sliding plate, the rack is engaged with the gear, and the transverse driving motor can drive the gear to rotate so as to enable the first sliding plate to move transversely. The matching structure of the rack and the gear is simple, and the gear can move transversely along the rack only by rotating the gear through the transverse driving motor.

In one example, the bottom ends of the first and second upright columns are provided with a traveling device, the traveling device comprises a traveling wheel and a speed reduction motor, and the speed reduction motor can drive the traveling wheel to rotate. The walking wheel can make the lift gantry welding can be wholly removed to continuous welding.

In one example, the second slide plate is further provided with a wire reel fixed above the welding gun. The wire reel provides welding wire for the welding gun.

In one example, the lifting mechanism comprises a lifting main box, a lifting auxiliary box and a lifting chain, the lifting main box and the lifting auxiliary box are respectively positioned below and above the lifting box, the lifting main box and the lifting auxiliary box are both fixed between the first upright post and the second upright post, a lifting main chain wheel is arranged in the lifting main box, a lifting auxiliary chain wheel is arranged in the lifting auxiliary box, the lifting chain is meshed with the lifting main chain wheel and the lifting auxiliary chain wheel, and the lifting chain is fixedly connected with the lifting box; the lifting main box is fixed with a lifting motor, and the lifting motor can drive the lifting main chain wheel to rotate, so that the lifting chain is driven to rotate to enable the lifting box to move up and down. The lifting main box and the lifting auxiliary box can play a role in connecting the first stand column and the second stand column, and can also provide a fixed place for a lifting main chain wheel and a lifting auxiliary chain wheel; when the lifting motor drives the lifting main chain wheel to rotate, the lifting chain rotates up and down between the lifting main chain wheel and the lifting auxiliary chain wheel, and the lifting box fixed with the lifting chain can lift up and down along with the lifting chain.

In one example, rotating wheels are arranged at two ends of the lifting box, a rotating wheel walking bar is arranged on one surface of the first upright post opposite to the second upright post, and the rotating wheels can walk up and down along the rotating wheel walking bar in the state that the lifting box moves up and down. First stand, second stand and lift box between through runner and runner walking strip sliding connection, runner walking strip can play the effect for the lift box direction when the lift box up-and-down motion.

In one example, two wheels are provided at each end of the lifting box. When the rotating wheels are two, the lifting motion of the lifting box is more stable, and the lifting box is not easy to incline.

In one example, the lifting gantry weld further comprises a first diagonal brace and a second diagonal brace; one end of the first inclined support is fixed to the first upright column, the other end of the first inclined support is fixed to the first cross rod, one end of the second inclined support is fixed to the second upright column, and the other end of the second inclined support is fixed to the second cross rod. The first inclined support and the second inclined support can enhance the connection strength between the upright post and the cross rod, so that the overall strength of the lifting gantry welding is increased.

Drawings

The drawings described herein are intended only to assist those skilled in the art in understanding the technical solutions of the present invention, and the exemplary embodiments of the present invention described in conjunction with the drawings are intended only to explain the technical solutions of the present invention and do not constitute an undue limitation on the present invention. In the drawings:

FIG. 1 is a schematic view of a three-dimensional structure of a lifting gantry welding machine provided by the embodiment of the present invention;

FIG. 2 is a front view of a lifting gantry welding machine provided by the embodiment of the present invention;

FIG. 3 is a cross-sectional view taken at line A-A of FIG. 2;

FIG. 4 is an enlarged schematic view of FIG. 3B;

fig. 5 is a schematic perspective view of a rack assembly according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of FIG. 5C;

FIG. 7 is an enlarged illustration of FIG. 5D;

fig. 8 is a schematic view of a matching structure of the first sliding plate and the second sliding plate according to an embodiment of the present invention.

List of reference numerals:

the device comprises a lifting gantry welding machine 1, a rack assembly 2, a first cross bar 3, a second cross bar 4, a first upright post 5, a second upright post 6, a lifting box 7, a cross beam 8, a first sliding plate 9, a second sliding plate 10, a transverse linear guide rail 11, a first sliding block 12, a vertical linear guide rail 13, a second sliding block 14, a welding gun 15, a profiling bracket 16, a lifting screw 17, a screw nut 18, a lifting motor 19, a bearing seat 20, a rack 21, a gear 22, a transverse driving motor 23, a walking wheel 24, a speed reducing motor 25, a welding wire disc 26, a lifting main box 27, a lifting auxiliary box 28, a lifting chain 29, a lifting main chain wheel 30, a lifting auxiliary chain wheel 31, a lifting motor 32, a rotating wheel 33, a rotating wheel walking bar 34, a first inclined support 35 and a second inclined support 36.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 8, the utility model provides a lift gantry welding 1, including frame assembly 2 and lift assembly, frame assembly 2 includes first horizontal pole 3 and the second horizontal pole 4 that is parallel to each other, two tip of first horizontal pole 3 all are fixed with first stand 5, two tip of second horizontal pole 4 all are fixed with second stand 6, it is provided with lifting box 7 to slide between adjacent first stand 5 and the second stand 6, lifting box 7 and first stand 5, be provided with hoist mechanism between the second stand 6, lifting box 7 is fixed in respectively at the both ends of lift assembly, hoist mechanism can drive lifting box 7 and reciprocate between first stand 5 and second stand 6 to drive lift assembly up-and-down motion. The lifting gantry welding machine 1 enables the lifting assembly to move up and down along with the lifting box 7 through the lifting box 7 and the lifting mechanism, and the adjustment and application range of the lifting gantry welding machine 1 are expanded.

In one embodiment, as shown in fig. 1 to 4 and 8, the lifting assembly includes a cross beam 8, a first sliding plate 9 and a second sliding plate 10, two ends of the cross beam 8 are respectively fixed to the lifting boxes 7, the cross beam 8 is provided with a transverse linear guide rail 11, one side surface of the first sliding plate 9 is provided with a first sliding block 12, the other side surface is provided with a vertical linear guide rail 13, and one side surface of the second sliding plate 10 is provided with a second sliding block 14; the first sliding block 12 is in sliding fit with the transverse linear guide rail 11, and the second sliding block 14 is in sliding fit with the vertical linear guide rail 13; a transverse driving device is arranged between the cross beam 8 and the first sliding plate 9, a lifting driving device is arranged between the first sliding plate 9 and the second sliding plate 10, and a welding gun 15 and a profiling bracket 16 are arranged on the second sliding plate 10. The first sliding plate 9 and the cross beam 8 are in sliding connection with the first sliding block 12 through the transverse linear guide rail 11, so that the welding gun 15 and the profiling bracket 16 can move transversely along the cross beam 8, and the first sliding plate 9 and the second sliding plate 10 are in sliding connection with the second sliding block 14 through the vertical linear guide rail 13, so that the welding gun 15 and the profiling bracket 16 can move up and down along the first sliding plate 9.

In one embodiment, as shown in fig. 3 to 4, the lifting driving device includes a lifting screw 17, a screw nut 18 and a lifting motor 19, the lifting screw 17 is fixed to the first sliding plate 9 through a bearing seat 20, the screw nut 18 is fixed to the second sliding plate 10, the screw nut 18 is rotatably engaged with the lifting screw 17, and the lifting motor 19 is fixed to one end of the lifting screw 17 and can drive the lifting screw 17 to rotate so as to make the screw nut 18 perform lifting movement. The matching structure of the lifting screw 17 and the screw nut 18 is simple, and the rotation of the screw can be converted into the up-and-down motion of the screw nut 18 only by rotating the screw through the lifting motor 19, so that the second sliding plate 10 is driven to move up and down along the vertical linear guide rail 13.

In one embodiment, as shown in fig. 3 to 4, the transverse driving device includes a rack 21, a gear 22 and a transverse driving motor 23, the rack 21 is fixed to the cross beam 8, the rack 21 extends in the same direction as the transverse linear guide 11, the gear 22 is fixed to the first sliding plate 9, the rack 21 is engaged with the gear 22, and the transverse driving motor 23 can drive the gear 22 to rotate so as to make the first sliding plate 9 move transversely. The matching structure of the rack 21 and the gear 22 is simple, and the gear 22 can move transversely along the rack 21 only by rotating the gear 22 through the transverse driving motor 23.

In a specific embodiment, as shown in fig. 1 to 3 and 5, a traveling device is disposed at the bottom end of first upright 5 and second upright 6, and the traveling device includes a traveling wheel 24 and a reduction motor 25, and the reduction motor 25 can drive the traveling wheel 24 to rotate. The walking wheels 24 can enable the lifting gantry welding 1 to integrally move so as to continuously weld.

In one embodiment, as shown in fig. 1-4, 8, the second slide plate 10 is further provided with a wire reel 26, the wire reel 26 being fixed above the welding gun 15. Wire reel 26 provides welding wire to welding gun 15.

In one embodiment, as shown in fig. 1, 5 to 7, the lifting mechanism includes a lifting main box 27, a lifting sub-box 28 and a lifting chain 29, the lifting main box 27 and the lifting sub-box 28 are respectively located below and above the lifting box 7, and the lifting main box 27 and the lifting sub-box 28 are both fixed between the first upright post 5 and the second upright post 6, a lifting main sprocket 30 is disposed in the lifting main box 27, a lifting sub-sprocket 31 is disposed in the lifting sub-box 28, the lifting chain 29 is engaged with the lifting main sprocket 30 and the lifting sub-sprocket 31, and the lifting chain 29 is fixedly connected with the lifting box 7; the lifting main box 27 is fixed with a lifting motor 32, and the lifting motor 32 can drive the lifting main chain wheel 30 to rotate, thereby driving the lifting chain 29 to rotate to move the lifting box 7 up and down. The lifting main box 27 and the lifting auxiliary box 28 can play a role in connecting the first upright post 5 and the second upright post 6, and can also provide a fixed place for the lifting main chain wheel 30 and the lifting auxiliary chain wheel 31, the lifting main chain wheel 30 and the lifting auxiliary chain wheel 31 are positioned inside the lifting main box 27 and the lifting auxiliary box 28, so that the effects of protecting the lifting main chain wheel 30 and the lifting auxiliary chain wheel 31 can be achieved, and unnecessary interference of external environment to the chain wheels and the chain is avoided; when the lifting motor 32 drives the lifting main sprocket 30 to rotate, the lifting chain 29 rotates up and down between the lifting main sprocket 30 and the lifting auxiliary sprocket 31, and the lifting box 7 fixed to the lifting chain 29 is lifted up and down along with the lifting chain 29.

In one embodiment, as shown in fig. 1, the two ends of the lifting box 7 are provided with wheels 33, the surface of the first upright 5 opposite to the second upright 6 is provided with a wheel walking bar 34, and the wheels 33 can walk up and down along the wheel walking bar 34 when the lifting box 7 moves up and down. The first upright post 5, the second upright post 6 and the lifting box 7 are connected with the runner walking bar 34 in a sliding manner through the runner 33, and the runner walking bar 34 can play a role of guiding the lifting box 7 when the lifting box 7 moves up and down.

In one embodiment, as shown in fig. 1, two wheels 33 are provided at both ends of the lift box 7. When the two wheels 33 are provided, the lifting motion of the lifting box 7 is more stable and is not easy to incline.

In one embodiment, as shown in fig. 1 to 2 and 5, the lifting gantry welding machine 1 further includes a first inclined strut 35 and a second inclined strut 36; one end of the first inclined strut 35 is fixed to the first upright 5, the other end is fixed to the first cross bar 3, one end of the second inclined strut 36 is fixed to the second upright 6, and the other end is fixed to the second cross bar 4. The first inclined strut 35 and the second inclined strut 36 can enhance the connection strength between the upright post and the cross bar, thereby increasing the overall strength of the lifting gantry welding 1.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The lifting gantry welding machine is characterized by comprising a frame assembly and a lifting assembly, wherein the frame assembly comprises a first cross rod and a second cross rod which are parallel to each other, two end parts of the first cross rod are respectively fixed with a first upright post, two end parts of the second cross rod are respectively fixed with a second upright post, a lifting box is arranged between the adjacent first upright post and the adjacent second upright post in a sliding manner, a lifting mechanism is arranged between the lifting box and the first upright post and between the lifting box and the second upright post, two ends of the lifting assembly are respectively fixed on the lifting box, and the lifting mechanism can drive the lifting box to move up and down between the first upright post and the second upright post so as to drive the lifting assembly to move up and down.

2. The lifting gantry welding machine according to claim 1, wherein the lifting assembly comprises a cross beam, a first sliding plate and a second sliding plate, two ends of the cross beam are respectively fixed on the lifting boxes, a transverse linear guide rail is arranged on the cross beam, a first sliding block is arranged on one side surface of the first sliding plate, a vertical linear guide rail is arranged on the other side surface of the first sliding plate, and a second sliding block is arranged on one side surface of the second sliding plate; the first sliding block is in sliding fit with the transverse linear guide rail, and the second sliding block is in sliding fit with the vertical linear guide rail; a transverse driving device is arranged between the cross beam and the first sliding plate, a lifting driving device is arranged between the first sliding plate and the second sliding plate, and a welding gun and a profiling support are arranged on the second sliding plate.

3. The elevating gantry welding machine according to claim 2, wherein the elevating driving device comprises an elevating screw, a screw nut and an elevating motor, the elevating screw is fixed on the first slide plate through a bearing seat, the screw nut is fixed on the second slide plate, the screw nut is rotatably engaged with the elevating screw, and the elevating motor is fixed on one end of the elevating screw and can drive the elevating screw to rotate so as to make the screw nut perform elevating movement.

4. A lifting gantry welding machine according to claim 2, wherein the transverse driving device comprises a rack, a gear and a transverse driving motor, the rack is fixed on the beam and extends in the same direction as the transverse linear guide rail, the gear is fixed on the first sliding plate, the rack is engaged with the gear, and the transverse driving motor can drive the gear to rotate so as to make the first sliding plate move transversely.

5. The lifting gantry welding machine according to claim 1, wherein a traveling device is arranged at the bottom end of the first upright and the bottom end of the second upright, the traveling device comprises a traveling wheel and a speed reduction motor, and the speed reduction motor can drive the traveling wheel to rotate.

6. A lifting gantry welding according to claim 2, characterized in that the second sliding plate is further provided with a wire reel, which is fixed above the welding gun.

7. The lifting gantry welding machine according to claim 1, wherein the lifting mechanism comprises a lifting main box, a lifting auxiliary box and a lifting chain, the lifting main box and the lifting auxiliary box are respectively positioned below and above the lifting box, the lifting main box and the lifting auxiliary box are both fixed between the first upright post and the second upright post, a lifting main chain wheel is arranged in the lifting main box, a lifting auxiliary chain wheel is arranged in the lifting auxiliary box, the lifting chain is engaged with the lifting main chain wheel and the lifting auxiliary chain wheel, and the lifting chain is fixedly connected with the lifting box; the lifting main box is fixed with a lifting motor, and the lifting motor can drive the lifting main chain wheel to rotate, so that the lifting chain is driven to rotate to enable the lifting box to move up and down.

8. A lifting gantry welding machine according to claim 1, wherein the lifting box is provided with wheels at both ends thereof, a wheel walking bar is provided on a surface of the first column opposite to the second column, and the wheels can walk up and down along the wheel walking bar in a state where the lifting box is moved up and down.

9. Lifting gantry welding according to claim 8, characterized in that there are two wheels at both ends of the lifting box.

10. A lifting gantry weld according to any one of claims 1 to 9, further comprising a first diagonal brace and a second diagonal brace; one end of the first inclined support is fixed to the first upright column, the other end of the first inclined support is fixed to the first cross rod, one end of the second inclined support is fixed to the second upright column, and the other end of the second inclined support is fixed to the second cross rod.

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