Three-roller plate bending machine convenient to quick adjustment
Technical Field
The utility model relates to a three-roller plate bending machine technical field, concretely relates to three-roller plate bending machine convenient to quick adjustment.
Background
The three-roller plate bending machine is of a mechanical type and a hydraulic type, the mechanical type three-roller plate bending machine is divided into symmetrical and asymmetrical types, metal plates can be bent into round, arc-shaped and conical workpieces within a certain range, the three rollers are symmetrical, the upper roller vertically moves in the central symmetrical positions of the two lower rollers and is obtained through the transmission of a screw rod, a nut and a worm, the two lower rollers rotate and are meshed with the lower roller gears through an output gear of a speed reducer, and torque is provided for the bent plates. The plastic metal plate with flat specification passes through three upper rollers of a plate bending machine, and is continuously bent for multiple times by means of the downward pressing of the upper rollers and the rotating motion of the lower rollers to generate permanent plastic deformation, and the plastic metal plate is rolled into a required cylinder, a required conical cylinder or a part of the cylinder and the conical cylinder.
However, the traditional plate rolling machine can only adjust the clearance manually, cannot realize manual and automatic integrated operation, and is difficult to further improve the working efficiency.
Therefore, it is necessary to provide a three-roll plate bending machine which is convenient for quick adjustment to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a three-roller plate bending machine convenient to quick adjustment through the linkage of first driving motor, second gear, second rack board, connecting plate, second fixed plate, carousel, rotation axis, initiative bevel gear, driven bevel gear, first rack board, connecting plate, first fixed plate and last roller isotructure to can realize manual-automatic operation, improve work efficiency, with the above-mentioned weak point in the solution technique.
In order to achieve the above object, the present invention provides the following technical solutions: a three-roller plate bending machine convenient for quick adjustment comprises a base plate, wherein a first side frame and a second side frame are symmetrically welded at two ends of the top of the base plate, a first lower roller shaft and a second lower roller shaft are rotatably connected between the first side frame and the second side frame, a third side frame and a fourth side frame are respectively welded on the top end surfaces of the first side frame and the second side frame, an upper roller shaft is arranged between the third side frame and the fourth side frame, through hole grooves are respectively formed in opposite sides of the third side frame and the fourth side frame, a first rack plate and a second rack plate are respectively arranged inside the third side frame and the fourth side frame, one sides of the first rack plate and the second rack plate are respectively connected with a first gear and a second gear in a meshing manner, one side of the second gear far away from the first gear is connected with a first driving motor through a rotating shaft, the first driving motor is horizontally arranged on the outer side wall of the fourth side frame, first rack board and second rack board one side in opposite directions are equipped with first fixed plate and second fixed plate respectively, first fixed plate and second fixed plate one side in opposite directions all have ball bearing through bolted connection, go up the both ends of roller and run through corresponding through-hole groove through the pivot after with ball bearing rotate and be connected, the top of third side frame is equipped with the rotation axis, the rotation axis runs through the one end that extends to in the third side frame and rotates and be connected with initiative bevel gear, the meshing of bottom one side of initiative bevel gear is connected with driven bevel gear, one side center department of driven bevel gear rotates through pivot and first gear and is connected.
Preferably, top one side of bottom plate is provided with the second driving motor that is the level setting, second driving motor's output rotates and is connected with the action wheel, the top of action wheel rotates through the belt and is connected with from the driving wheel, one side from the driving wheel rotates through the pivot and is connected with the driving gear, the top both sides of driving gear meshing respectively are connected with first driven gear and second driven gear.
Preferably, the first driven gear and the second driven gear are respectively connected with the first lower roll shaft and the second lower roll shaft through rotating shafts in a rotating mode, and the first driven gear is not in contact with the second driven gear.
Preferably, the first lower roller shaft and the second lower roller shaft are located on the same horizontal axis below the first lower roller shaft and the second lower roller shaft.
Preferably, the connecting plate, two have all been welded to one side of first rack board and second rack board two slide bars, every have all been welded at both ends about one side of connecting plate the limiting plate has all been welded to the one end of slide bar.
Preferably, the upper end and the lower end of the inner wall of one side of the third side frame opposite to the inner wall of the fourth side frame are respectively provided with a sliding groove, and each sliding rod is respectively in sliding connection with the corresponding sliding groove.
Preferably, a connecting rod is inserted in the top end of the rotating shaft through an inserting rod, a rotating disc is welded at the top end of the connecting rod, handles are welded on the periphery of the outer edge of the top end of the rotating disc, and anti-skidding sleeves are arranged on the outer walls of the handles.
In the technical scheme, the utility model provides a technological effect and advantage:
1. when the electric motor is needed, the first driving motor drives the second gear to rotate, so that the second gear drives the second rack plate, the connecting plate and the second fixing plate to move up and down along the sliding groove through the sliding rod, and the second fixing plate drives the upper roll shaft to move up and down to realize electric gap adjustment;
2. when needs are manual, it is rotatory to pass through the rotation axis drive bevel gear through manual rotation carousel, drive bevel gear drives driven bevel gear rotatory, driven bevel gear drives first gear rotatory, first gear drives first rack plate, connecting plate and first fixed plate make it reciprocate along the spout through the slide bar to make first fixed plate drive the roller and reciprocate and can pass through the manual regulation clearance, and then can realize manual-automatic integrated operation, improved work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged view of the area a in fig. 1 according to the present invention;
fig. 3 is a schematic view of the internal structure of a fourth side frame according to the present invention;
fig. 4 is a schematic view of the internal structure of the third side frame of the present invention;
fig. 5 is a schematic view of the connection plate structure of the present invention.
Description of reference numerals:
1. a base plate; 2. a first side frame; 3. a second side frame; 4. a first lower roll shaft; 5. a second lower roll shaft; 6. an upper roll shaft; 7. a third side frame; 8. a fourth side frame; 9. a second driven gear; 10. a through hole slot; 11. a first drive motor; 12. a second gear; 13. a second rack plate; 14. a second fixing plate; 15. a turntable; 16. a rotating shaft; 17. a drive bevel gear; 18. a driven bevel gear; 19. a first gear; 20. a first rack plate; 21. a first fixing plate; 22. a connecting plate; 23. a slide bar; 24. a limiting plate; 25. a chute; 26. a ball bearing; 27. a handle; 28. a connecting rod; 29. a first driven gear; 30. a second drive motor; 31. a driving wheel; 32. a driven wheel; 33. a drive gear.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a three-roller plate bending machine convenient for quick adjustment, as shown in figures 1-5, comprising a bottom plate 1, wherein a first side frame 2 and a second side frame 3 are symmetrically welded at two ends of the top of the bottom plate 1, a first lower roller shaft 4 and a second lower roller shaft 5 are rotatably connected between the first side frame 2 and the second side frame 3, a third side frame 7 and a fourth side frame 8 are respectively welded on the top surfaces of the first side frame 2 and the second side frame 3, an upper roller shaft 6 is arranged between the third side frame 7 and the fourth side frame 8, through-hole grooves 10 are respectively arranged at one opposite sides of the third side frame 7 and the fourth side frame 8, a first rack plate 20 and a second rack plate 13 are respectively arranged inside the third side frame 7 and the fourth side frame 8, one sides of the first rack plate 20 and the second rack plate 13 are respectively engaged with a first gear 19 and a second gear 12, a first driving motor 11 is connected with one side of the second gear 12 far away from the first gear 19 through a rotating shaft, the first driving motor 11 is horizontally arranged on the outer side wall of the fourth side frame 8, a first fixing plate 21 and a second fixing plate 14 are respectively arranged on the opposite sides of the first rack plate 20 and the second rack plate 13, ball bearings 26 are connected to the opposite sides of the first fixing plate 21 and the second fixing plate 14 through bolts, the two ends of the upper roll shaft 6 are connected with the ball bearings 26 in a rotating way after penetrating through the corresponding through hole grooves 10 through the rotating shaft, a rotating shaft 16 is arranged at the top end of the third side frame 7, one end of the rotating shaft 16 which penetrates through the third side frame 7 and extends into the third side frame 7 is rotatably connected with a driving bevel gear 17, one side of the bottom of the driving bevel gear 17 is engaged with a driven bevel gear 18, and the center of one side of the driven bevel gear 18 is rotatably connected with a first gear 19 through a rotating shaft.
Further, in the above technical solution, a second driving motor 30 horizontally disposed is disposed on one side of the top of the bottom plate 1, an output end of the second driving motor 30 is rotatably connected with a driving wheel 31, a top end of the driving wheel 31 is rotatably connected with a driven wheel 32 through a belt, one side of the driven wheel 32 is rotatably connected with a driving gear 33 through a rotating shaft, two sides of the top of the driving gear 33 are respectively engaged with a first driven gear 29 and a second driven gear 9, the first driven gear 29 and the second driven gear 9 are respectively rotatably connected with a first lower roller shaft 4 and a second lower roller shaft 5 through rotating shafts, the first driven gear 29 is not in contact with the second driven gear 9, the second driving motor 30 is started to operate, so that the driving wheel 31 is driven to rotate by the second driving motor 30, and the driving wheel 31 is driven to rotate by the belt 32, driven wheel 32 drives driving gear 33 through the pivot rotatory, and driving gear 33 meshes first driven gear 29 and second driven gear 9 rotatoryly, and first driven gear 29 drives first roller 4 and second roller 5 through the pivot with second driven gear 9 and rotates to stability when can automizing simultaneously and carrying.
Further, in the above technical solution, below the first lower roller shaft 4 and the second lower roller shaft 5, the first lower roller shaft 4 and the second lower roller shaft 5 are on the same horizontal axis.
Further, in the above technical scheme, connecting plate 22, two have all been welded to one side of first rack plate 20 and second rack plate 13 two slide bars 23, every have all been welded at both ends about one side of connecting plate 22 slide bar 23's one end has all been welded limiting plate 24, spout 25 has all been seted up at both ends about the opposite one side inner wall of third side frame 7 and fourth side frame 8, every slide bar 23 respectively with correspond spout 25 sliding connection, through slide bar 23 and 25 sliding connection's of spout effect to stability when can effectual improvement first rack plate 20 and the second rack plate 13 remove, and then stability when improving the removal of last roller 6.
Further, in the above technical scheme, a connecting rod 28 is inserted into the top end of the rotating shaft 16 through an insertion rod, the rotating disc 15 is welded to the top end of the connecting rod 28, the handle 27 is welded to the periphery of the outer edge of the top end of the rotating disc 15, an anti-slip sleeve is arranged on the outer wall of the handle 27, and the rotating shaft 16 and the connecting rod 28 are inserted into each other to facilitate the installation and the disassembly of the rotating disc 15, so that the friction force of the handle 27 can be improved through the effect of the anti-slip sleeve, and the phenomenon of slipping is prevented.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, when needing to be electrically operated, firstly, a first driving motor 11 is started to work, then the first driving motor 11 drives a second gear 12 to rotate through a rotating shaft, the second gear 12 is rotationally meshed to drive a second rack plate 13, a connecting plate 22 and a second fixing plate 14 to move up and down along a sliding chute 25 through a sliding rod 23, and then the second fixing plate 14 drives an upper roll shaft 6 to move up and down;
referring to the attached drawings 1, 2 and 4 of the specification, when manual operation is needed, firstly, the rotating disc 15 is rotated manually, the rotating disc 15 drives the rotating shaft 16 to drive the driving bevel gear 17 to rotate through the connecting rod 28, the driving bevel gear 17 is meshed in a rotating mode to drive the driven bevel gear 18 to rotate, then the driven bevel gear 18 drives the first gear 19 to rotate through the rotating shaft, the first gear 19 is meshed in a rotating mode to drive the first rack plate 20, the connecting plate 22 and the first fixing plate 21 to move up and down along the sliding groove 25 through the sliding rod 23, and then the first fixing plate 21 drives the upper roller shaft 6 to move up and down.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.