Steel pipe bending device for engineering
Technical Field
The utility model relates to an engineering machine tool field, concretely relates to engineering steel pipe bending device.
Background
The steel pipe bending machine is widely used in mechanical equipment of civil engineering or building engineering, is used for bending stainless steel and other non-ferrous metal thin-wall round pipes and square pipes, and bends the steel pipe into any radian according to requirements in the bending process. The prior art can cold-roll and form steel pipes with different shapes according to different requirements. But current steel pipe bender structure is complicated, and the cost is with high costs, difficult operation to according to the operation requirement, need carry out bending of different angles, but can only reach the angle of a general scope at the in-process of bending, cause the finished product precision poor, behind the return bend simultaneously, the steel pipe is very inconvenient when taking out from anchor clamps, makes the operation comparatively loaded down with trivial details, extravagant a large amount of operating time, and then influences work efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the existence, the utility model provides a steel pipe bending device for engineering.
The utility model discloses a realize through following technical scheme:
a steel pipe bending device for engineering comprises a bottom plate, wherein two supporting rods are symmetrically and fixedly connected to the top surface of the bottom plate, the top surfaces of the two supporting rods are fixedly connected with the same workbench, a first slide rail is arranged on the workbench, a sleeve is arranged in the first slide rail and is in sliding connection with the first slide rail in an attached mode, a vertical rod is fixedly connected to one side of the top surface of the sleeve, a plurality of discs are sleeved on the vertical rod and are in sliding connection with the vertical rod, the diameters of the discs are sequentially reduced from top to bottom, one sides of the discs are arranged in an aligned mode, grooves are formed in the side walls of the discs in an annular mode, the radian of each groove on each disc is identical, a connecting plate is fixedly connected to one side of the sleeve and is arranged right above the first slide rail, an L-shaped fixing plate is fixedly connected to the top surface of the connecting plate, a second hydraulic cylinder is fixedly connected to the, the lantern ring is sleeved on the vertical rod and is in sliding connection with the vertical rod, the bottom surface of the lantern ring is fixedly connected with the rubber layer, two sides of the sleeve are symmetrically provided with U-shaped clamps, a cross arc-shaped chute is arranged on the workbench below one U-shaped clamp, a clamping plate is arranged in the U-shaped clamp, one side of the clamping plate is fixedly connected with a threaded rod, one end of the threaded rod penetrates through the side wall of the U-shaped clamp and is in threaded connection with the U-shaped clamp, one end of a handle of the threaded rod outside the U-shaped clamp is fixedly connected with a fixed block and a fixed rod respectively, the bottom surfaces of the fixed blocks are fixedly connected with the top surface of the workbench, the bottom end of the fixed rod extends into the cross arc-shaped chute and is in sliding connection with the cross arc-shaped chute, an arc-shaped sliding block is sleeved on the fixed rod, the radian of the arc-shaped sliding block is the same as that of the cross arc-shaped sliding chute, the bottom end of the fixed rod penetrates through the cross arc-shaped sliding chute, the fixed rod and the arc-shaped slide block form a cross-shaped slide block and are matched with the cross-shaped arc-shaped sliding chute, the bottom end of one side of the fixed rod is fixedly connected with a semicircular toothed ring, the inner side of the semicircular gear ring is engaged and connected with a gear disc, the bottom surface of the gear disc is fixedly connected with a motor output end, the motor is fixedly connected with the bottom surface of the workbench, the bottom plate is provided with a T-shaped slide rail which is provided with a T-shaped slide block and is connected with the T-shaped slide rail in a sliding way, the top surface of the T-shaped sliding block penetrates through the T-shaped sliding rail and is fixedly connected with a first hydraulic cylinder, the extension end of the first hydraulic cylinder is fixedly connected with the inner top surface of the sleeve, and a third hydraulic cylinder is arranged on one side of the first hydraulic cylinder and fixedly connected with one of the support rods, and the extension end of the third hydraulic cylinder is fixedly connected with one side of the first hydraulic cylinder.
Preferably, the vertical rod is a square rod.
Preferably, the motor is electrically connected with an external power supply through a wire.
Preferably, the first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder are all communicated with the hydraulic station through pipelines.
Compared with the prior art, the beneficial effects of the utility model are that: at first through the setting at U type anchor clamps inner splint, the steel pipe of different thicknesses of placing that can be convenient, and the degree of curvature according to the steel pipe will be bent chooses the disc of variation in size for use, and then make the degree of bending more accurate, and with the steel pipe card in the side annular arc inslot of the disc of having selected, can be when the steel pipe is bent like this, the effectual steel pipe perk of avoiding causes the injury to the staff, and bend the back, through the third pneumatic cylinder function, make the sleeve slide in first slide rail, and then drive the steel pipe of disc and bending and break away from the contact, make things convenient for it to take down and carry out bending of next steel pipe like this, a large amount of operating time of effectual saving, and then work efficiency is.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
figure 2 is a side view of the structure of the present invention
FIG. 3 is a partial top view of the structure of the present invention
In the figure: the hydraulic clamping device comprises a bottom plate 1, a support rod 2, a workbench 3, a U-shaped clamp 4, a fixing block 5, a sleeve 6, a first hydraulic cylinder 7, a T-shaped sliding block 8, a semicircular toothed ring 9, a toothed disc 10, a fixing rod 11, a motor 12, an arc-shaped sliding block 13, a handle 14, an L-shaped fixing plate 15, a second hydraulic cylinder 16, a lantern ring 17, a vertical rod 18, a disc 19, a T-shaped sliding rail 20, a first sliding rail 21, a cross arc-shaped sliding groove 22, a connecting plate 23, a threaded rod 24, a clamping plate 25 and a third hydraulic cylinder 26.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2 and 3, a steel tube bending device for engineering comprises a bottom plate 1, two support rods 2 are symmetrically and fixedly connected to the top surface of the bottom plate 1, the same workbench 3 is fixedly connected to the top surfaces of the two support rods 2, a first slide rail 21 is arranged on the workbench 3, a sleeve 6 is arranged in the first slide rail 21 and is in sliding connection with the first slide rail, a vertical rod 18 is fixedly connected to one side of the top surface of the sleeve 6, a plurality of discs 19 are sleeved on the vertical rod 18 and are in sliding connection with the vertical rod, the diameters of the discs 19 are sequentially reduced from top to bottom, one sides of the discs 19 are arranged in parallel, grooves are annularly arranged on the side walls of the discs 19, the radian of the grooves on each disc 19 is the same, a connecting plate 23 is fixedly connected to one side of the sleeve 6, the connecting plate 23 is positioned right above the first slide rail 21, and an L-shaped fixing plate 15 is fixedly, the bottom surface of the transverse plate of the L-shaped fixing plate 15 is fixedly connected with a second hydraulic cylinder 16, the extending end of the second hydraulic cylinder 16 is fixedly connected with a lantern ring 17, the lantern ring 17 is sleeved on a vertical rod 18 and is in sliding connection with the vertical rod, the bottom surface of the lantern ring 17 is fixedly connected with a rubber layer, two sides of the sleeve 6 are symmetrically provided with U-shaped clamps 4, a cross arc-shaped chute 22 is arranged on the workbench 3 below one U-shaped clamp 4, a clamping plate 25 is arranged in the U-shaped clamp 4, one side of the clamping plate 25 is fixedly connected with a threaded rod 24, one end of the threaded rod 24 penetrates through the side wall of the U-shaped clamp 4 and is in threaded connection with the side wall of the U-shaped clamp 4, one end handle 14 of the threaded rod 24 outside the U-shaped clamp 4 is fixedly connected with a fixing block 5 and a fixing rod 11 respectively at the bottom surfaces of the two U-shaped clamps 4, the bottom, the fixing rod 11 is sleeved with an arc-shaped sliding block 13 and fixedly connected with the arc-shaped sliding block 13, the arc-shaped sliding block 13 is arranged in a transverse sliding rail of a cross-shaped arc-shaped sliding groove 22 and is in sliding connection with the transverse sliding rail, the radian of the arc-shaped sliding block 13 is the same as that of the cross-shaped arc-shaped sliding groove 22, the bottom end of the fixing rod 11 penetrates through the cross-shaped arc-shaped sliding groove 22, the fixing rod 11 and the arc-shaped sliding block 13 form a cross-shaped sliding block and are matched with the cross-shaped arc-shaped sliding groove 22, the bottom end of one side of the fixing rod 11 is fixedly connected with a semicircular toothed ring 9, the inner side of the semicircular toothed ring 9 is engaged and connected with a fluted disc 10, the bottom surface of the fluted disc 10 is fixedly connected with the output end of a motor 12, the motor 12 is fixedly connected with the bottom surface of the workbench 3, a T-shaped, the extension end of the first hydraulic cylinder 7 is fixedly connected with the inner top surface of the sleeve 6, a third hydraulic cylinder 26 is arranged on one side of the first hydraulic cylinder 7, the third hydraulic cylinder 26 is fixedly connected with one of the support rods 2, and the extension end of the third hydraulic cylinder 26 is fixedly connected with one side of the first hydraulic cylinder 7.
The square pole of the vertical pole 18.
The motor 12 is electrically connected with an external power supply through a lead.
The first hydraulic cylinder 7, the second hydraulic cylinder 16 and the third hydraulic cylinder 26 are in communication with the hydraulic station via a line.
The working principle is as follows: when the utility model is used, firstly, the steel pipe to be bent is placed in the two U-shaped clamps 4, then the handle 14 is twisted to rotate the threaded rod 24, the inner clamping plate 25 of the U-shaped clamps 4 is driven to move to be tightly attached to the steel pipe, steel pipes with different thicknesses are conveniently placed, discs 19 with different sizes are selected for the steel pipe to be bent according to the bending degree to be bent, after the discs 19 are selected, the sleeve 6 is driven to ascend or descend through the operation of the first hydraulic cylinder 7, the height of the selected discs 19 is further adjusted, the selected discs 19 are aligned with the steel pipes in the two U-shaped clamps 4, then the operation of the first hydraulic cylinder 7 is stopped, the third hydraulic cylinder 26 is operated, the first hydraulic cylinder 7 and the sleeve 6 are pulled to be close to the steel pipe, and the steel pipe is clamped in the annular arc groove of the selected discs 19, thus, when the steel pipe is bent, the injury of the steel pipe to workers due to upwarp of the steel pipe is effectively avoided, then the third hydraulic cylinder 26 is closed to operate and then the motor 12 is opened to operate, so that the output end drives the fluted disc 10 to rotate, the fluted disc 10 is further meshed with the semicircular toothed ring 9, in the process of meshing connection, the semicircular toothed ring 9 drives the fixed rod 11 to deflect, the arc-shaped sliding block 13 is further driven to synchronously slide in the cross-arc-shaped sliding groove 22, meanwhile, one U-shaped clamp 4 drives one end of the steel pipe inside to synchronously deflect, one end of the steel pipe is further bent, the third hydraulic cylinder 26 can be started again to extend after bending, the first hydraulic cylinder 7 and the sleeve 6 are further driven to slide in the first sliding rail 21, the disc 19 is further separated from the bent steel pipe, then the threaded rod 24 is twisted, the steel pipe tightened in the U-shaped clamp 4 is loosened, make things convenient for it to take off and carry out bending of next steel pipe like this, and a plurality of discs 19 that the cover has on the montant 18 all can replace, can rotate suitable disc 19 according to the steel pipe bending degree of difference like this, at the in-process of disc 19 replacement, function through second pneumatic cylinder 16, can drive lantern ring 17 and reciprocate, make things convenient for the replacement of disc 19 like this, make lantern ring 17 cover compress tightly the disc 19 of replacement on montant 18 fixed simultaneously, the device easy operation, a large amount of operating time of effectual saving, and then work efficiency is also higher.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.