CN219358503U - Cantilever pressing mechanism - Google Patents

Abstract

The utility model discloses a cantilever pressing mechanism which comprises a cantilever frame, wherein a cantilever is fixedly connected to the cantilever frame, the tail end of the cantilever is movably connected with a swing arm through a pin shaft, the swing arm is movably connected with a pressing plate, the swing arm comprises a swing rod I and a swing rod II, and one ends of the swing rod I and the swing rod II are respectively connected to the cantilever in a rotatable manner along the vertical direction through the pin shaft; the top end and the bottom end of the pressing plate, which are positioned at the middle position of the pressing plate, are fixedly connected with rotating shaft supports, the rotating shaft supports are respectively and rotatably connected with limiting rotating shafts which are horizontally arranged, the other ends of the first swing rod and the second swing rod are respectively and rotatably connected with the limiting rotating shafts at the upper end and the lower end, and the first swing rod and the second swing rod are mutually disjoint; the telescopic cylinder is hinged between the cantilever mount and the swing arm through the hinge seat, and the telescopic cylinder has the advantages of high structural strength of the follow-up compaction function, rapid material pressing action, stable material pressing, small damage to workpieces and the like.

Description

Cantilever pressing mechanism

Technical Field

The utility model relates to the technical field of workpiece compaction, in particular to a cantilever material pressing mechanism.

Background

The welding workpiece is positioned by a positioning tool before the welding process of the workpiece, and the welding workpiece is required to be pressed by a pressing mechanism in order to improve the stability and welding precision of the welding workpiece during welding, and the welding workpiece is required to be welded and processed along the length of the plate-shaped welding workpiece by a movable welding manipulator during the top surface welding process of the plate-shaped welding workpiece, and the top surface of the plate-shaped welding workpiece is horizontally pressed by the pressing mechanism, the workpiece is pressed by the existing horizontal pressing mechanism, but the workpiece is not pressed by a lifting mechanism driving horizontal pressing plate which is arranged vertically, but the problems that the follow-up pressing function is not realized, the equipment occupation space is large, the structural strength of the pressing mechanism is low, the pressing action stroke is long, the pressing action is slow, the damage to the workpiece caused by the pressure generated during pressing is large and the like exist.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the cantilever material pressing mechanism which has the following compaction function, stable material pressing, high material pressing working efficiency, small occupied space of equipment, high structural strength of the material pressing mechanism, short material pressing action stroke and rapid material pressing action, and small damage to a workpiece caused by buffering the pressure generated by a compression roller to the workpiece through a spring, so that the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cantilever pressing mechanism comprises a cantilever frame, a cantilever is fixedly connected to the cantilever frame, the tail end of the cantilever is movably connected with a swing arm through a pin shaft, the swing arm is movably connected with a pressing plate, the swing arm comprises a swing rod I and a swing rod II, and one ends of the swing rod I and the swing rod II are respectively connected to the cantilever in a rotatable manner along the vertical direction through the pin shaft; the top end and the bottom end of the pressing plate, which are positioned at the middle position of the pressing plate, are fixedly connected with rotating shaft supports, the rotating shaft supports are respectively and rotatably connected with limiting rotating shafts which are horizontally arranged, the other ends of the first swing rod and the second swing rod are respectively and rotatably connected with the limiting rotating shafts at the upper end and the lower end, and the lengths of the first swing rod and the second swing rod are identical and parallel to each other; and a telescopic cylinder is hinged between the cantilever and the swing arm through a hinge seat.

Further, the first swing rod is located above the second swing rod, and the telescopic cylinder is hinged between the cantilever mount and the first swing rod.

Further, a plurality of press roller supports are arranged on the bottom surface of the material pressing plate, and press rollers are rotationally connected to the press roller supports.

Further, the connecting plate is fixedly arranged on the bottom surface of the material pressing plate at the position corresponding to the pressing roller support, the pressing roller support can be connected to the connecting plate in a rotating mode along the vertical direction through the rotating shaft, and a spring is arranged between the pressing roller support and the material pressing plate.

Further, threaded holes are formed in the pressing plate at positions corresponding to the springs, buoyancy adjusting wires are connected in the threaded holes in a threaded mode, and one ends of the springs penetrate through the buoyancy adjusting wires and are nested on the buoyancy adjusting wires; the other end of the spring is fixedly connected with the compression roller bracket.

Further, the compression roller support includes compression roller connection otic placode, and the both ends of connecting plate all are connected with compression roller connection otic placode through the axis of rotation, compression roller rotation connect two compression roller connection otic placode between, and two compression roller connection otic placode between fixedly connected with roof, the spring sets up between pressure flitch and roof.

Further, the pressing roller connecting lug plate is of an L-shaped plate structure, and the pressing roller bracket is limited to rotate in the direction away from the pressing plate after the top surface of the vertical plate of the pressing roller connecting lug plate is attached to the bottom surface of the pressing plate.

Further, the telescopic cylinder is an explosion limiting cylinder.

Further, a guide rail sliding block is arranged on the cantilever mount.

Compared with the prior art, the utility model has the beneficial effects that: this cantilever swager constructs, make the pressure flitch be in the horizontality throughout in the stroke of pushing down through the extension of telescopic cylinder, make the compression roller on the pressure flitch carry out the level to the work piece and push down, swager constructs structural strength is high, the pressure stroke is short, the swager action is rapid, cushion the pressure that the compression roller produced to the work piece through the spring, the swager is steady, the damage to the work piece production is little, and the swager does not need to rise when moving to compress tightly, the elasticity that produces the compression roller support through the spring makes the compression roller compress tightly the machined surface of work piece all the time, have follow-up compress tightly the function.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a swing arm structure according to the present utility model;

FIG. 3 is a schematic view of the structure of the pressing plate of the present utility model;

FIG. 4 is a schematic view of a partial structure of a pressing plate according to the present utility model;

fig. 5 is a side view of a roll stand of the present utility model.

In the figure: the device comprises a cantilever support, a 101 guide rail slide block, a 2 cantilever, a 3 swing arm, a 31 swing arm I, a 32 swing arm II, a 4 pressing plate, a 41 rotating shaft support, a 42 limiting rotating shaft, a 43 connecting plate, a 5 telescopic cylinder, a 6 pressing roller, a 7 pressing roller support, a 71 pressing roller connecting lug plate, a 72 top plate, an 8 spring, a 9 buoyancy adjusting wire and a 10 rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, the present utility model provides a technical solution: the cantilever pressing mechanism comprises a cantilever frame 1, wherein a guide rail sliding block 101 is arranged on the cantilever frame 1, a cantilever 2 is fixedly connected to the cantilever frame 1, the tail end of the cantilever 2 is movably connected with a swing arm 3 through a pin shaft, the swing arm 3 is movably connected with a pressing plate 4, the swing arm 3 comprises a swing rod I31 and a swing rod II 32, and one ends of the swing rod I31 and the swing rod II 32 are respectively connected to the cantilever 2 in a rotatable manner along the vertical direction through pin shafts; the top end and the bottom end of the pressing plate 4 positioned at the middle position of the pressing plate are fixedly connected with a rotating shaft support 41, the rotating shaft support 41 is rotationally connected with a limiting rotating shaft 42 which is horizontally arranged, the other ends of the first swinging rod 31 and the second swinging rod 32 are respectively rotationally connected with the limiting rotating shafts 42 at the upper end and the lower end, and the lengths of the first swinging rod 31 and the second swinging rod 32 are the same and are parallel to each other; a telescopic cylinder 5 is hinged between the cantilever 2 and the swing arm 3 through a hinge seat;

a plurality of press roller brackets 7 are arranged on the bottom surface of the material pressing plate 4, and press rollers 6 are rotatably connected to the press roller brackets 7; a connecting plate 43 is fixedly arranged on the bottom surface of the material pressing plate 4 at a position corresponding to the press roller bracket 7, the press roller brackets 7 are respectively connected to the connecting plate 43 in a rotatable manner along the vertical direction through a rotating shaft 10, and a spring 8 is arranged between the press roller bracket 7 and the material pressing plate 4; the press roller bracket 7 comprises press roller connecting lug plates 71, both ends of the connecting plate 43 are rotatably connected with the press roller connecting lug plates 71 through rotating shafts 10, the press roller 6 is rotatably connected between the two press roller connecting lug plates 71, a top plate 72 is fixedly connected between the two press roller connecting lug plates 71, and the spring 8 is arranged between the press plate 4 and the top plate 72;

the pressing roller connecting lug plate 71 is of an L-shaped plate structure, and the pressing roller bracket 7 is limited to rotate in the direction away from the pressing plate 4 after the top surface of the vertical plate of the pressing roller connecting lug plate 71 is attached to the bottom surface of the pressing plate 4;

threaded holes are formed in the positions, corresponding to the springs 8, of the pressing plate 4, buoyancy adjusting wires 9 are connected in the threaded holes in a threaded mode, and one ends of the springs 8 penetrate through the buoyancy adjusting wires 9 and are nested on the buoyancy adjusting wires 9.

Working principle:

the cantilever frame 1 is connected onto a guide rail of an external truss in a sliding way through a guide rail sliding block 101, a cantilever pressing mechanism can slide along the external guide rail through external driving equipment, the swing arm 3 rotates in the vertical direction through extension of a telescopic cylinder 5, and as the swing rod I31 and the swing rod II 32 are both rotationally connected with a limiting rotating shaft 42 at the top end and the bottom end of the middle position of the pressing plate 4, the pressing plate 4 is always in a horizontal state in the downward pressing stroke, and the processing surface at the top end of a workpiece is pressed through a pressing roller 6 arranged at the bottom end of the pressing plate 4; the elastic force generated by the spring 8 on the press roller support 7 buffers the pressure and impact force generated by the press roller 6 to the workpiece, the pressure work is more stable, the cantilever support 1 drives the press roller 6 to move along the direction of the guide rail on the external truss through the external driving equipment, the press roller 6 is always in a state of pressing the workpiece, if burrs or uneven conditions exist on the workpiece, the press roller support 7 can swing up and down along the rotating shaft 10, and the elastic force generated by the spring 8 on the press roller support 7 always presses the processing surface of the workpiece, so that the workpiece is prevented from being crushed or not pressed.

The cantilever pressing mechanism disclosed in this embodiment makes the pressure plate 4 be in the horizontality all the time in the stroke of pushing down through the extension of telescopic cylinder 5, makes the compression roller 6 on the pressure plate 4 carry out the level to the work piece and pushes down, and the structural strength of pressing mechanism is high, and the pressing stroke is short, and the pressing action is rapid, buffers the pressure that compression roller 6 produced to the work piece through spring 8, presses the material steadily, and is little to the damage that the work piece produced, and does not need to rise when pressing mechanism removes to compress tightly, makes compression roller 6 compress tightly the machined surface of work piece all the time through the elasticity that spring 8 produced compression roller support 7, has follow-up compress tightly the function.

Further, the first swing rod 31 is located above the second swing rod 32, and the telescopic cylinder 5 is hinged between the cantilever mount 1 and the first swing rod 31.

Further, the telescopic cylinder 5 is an explosion limiting cylinder.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a cantilever swager constructs, includes cantilever frame, fixedly connected with cantilever on the cantilever frame, and the end of cantilever has the swing arm through round pin axle swing joint, swing arm upper swing joint has the swager board, its characterized in that: the swing arm comprises a swing rod I and a swing rod II, and one ends of the swing rod I and the swing rod II are connected to the cantilever in a rotatable manner along the vertical direction through a pin shaft; the top end and the bottom end of the pressing plate, which are positioned at the middle position of the pressing plate, are fixedly connected with rotating shaft supports, the rotating shaft supports are respectively and rotatably connected with limiting rotating shafts which are horizontally arranged, the other ends of the first swing rod and the second swing rod are respectively and rotatably connected with the limiting rotating shafts at the upper end and the lower end, and the lengths of the first swing rod and the second swing rod are identical and parallel to each other; and a telescopic cylinder is hinged between the cantilever and the swing arm through a hinge seat.

2. The cantilever press according to claim 1, wherein: the first swing rod is positioned above the second swing rod, and the telescopic cylinder is hinged between the cantilever mount and the first swing rod.

3. The cantilever press according to claim 1, wherein: the bottom surface of the material pressing plate is provided with a plurality of press roller brackets, and the press roller brackets are rotationally connected with press rollers.

4. A cantilever press according to claim 3, wherein: the bottom surface of the material pressing plate is fixedly provided with a connecting plate at a position corresponding to the pressing roller support, the pressing roller supports are connected to the connecting plate in a manner that the pressing roller supports can rotate along the vertical direction through rotating shafts, and springs are arranged between the pressing roller supports and the material pressing plate.

5. The cantilever press according to claim 4, wherein: threaded holes are formed in the pressing plate at positions corresponding to the springs, buoyancy adjusting wires are connected in the threaded holes in a threaded mode, and one ends of the springs penetrate through the buoyancy adjusting wires and are nested on the buoyancy adjusting wires; the other end of the spring is fixedly connected with the compression roller bracket.

6. The cantilever press according to claim 4, wherein: the compression roller support comprises compression roller connection lug plates, the two ends of the connecting plate are respectively connected with compression roller connection lug plates through rotation shafts, the compression rollers are respectively connected between the two compression roller connection lug plates, a top plate is fixedly connected between the compression roller connection lug plates, and the springs are arranged between the material pressing plates and the top plate.

7. The cantilever press according to claim 6, wherein: the pressing roller connecting lug plate is of an L-shaped plate structure, and the pressing roller bracket is limited to rotate in the direction away from the pressing plate after the top surface of the vertical plate of the pressing roller connecting lug plate is attached to the bottom surface of the pressing plate.

8. The cantilever press according to claim 1, wherein: the telescopic cylinder is an explosion limiting cylinder.

9. The cantilever press according to claim 1, wherein: and the cantilever mount is provided with a guide rail slide block.