Bending machine for pipeline machining
Technical Field
The invention relates to the technical field of bending machines, in particular to a bending machine for machining a pipeline.
Background
A pipe bender is a machine that can bend pipes. The bending machine mainly comprises a support, a workbench and a clamping plate, and is divided into a manual bending machine, a hydraulic bending machine and a numerical control bending machine.
Referring to Chinese patent CN105382059B, the invention relates to a bending machine with a replaceable bending wheel set, which comprises a machine tool and a bending wheel set; the two side surfaces of the machine tool are respectively provided with a plurality of opposite embedded grooves, the embedded grooves are square notches, the embedded grooves are embedded with wheel set fixing parts, the wheel set fixing parts are flat plates, and bent wheel axle holes are formed in the flat plates; the axle center of the wheel group of buckling is connected with the axle hole of the wheel of buckling, makes the axle center of the wheel group of buckling of multiunit parallel and be in the coplanar, and the wheel group of buckling includes the wheel group of buckling and bends the wheel group down, and the wheel face of the wheel group of buckling and bending down is tangent on, and the wheel face of the wheel of bending down is sunken towards its axle center direction, and just bends down a plurality of wheelset protruding angles along feeding direction and increase gradually. According to the invention, through the replaceable design of the bending wheel set, the bending degree of the U-shaped pipeline can be adjusted according to different requirements during production, the requirements of different shapes of the U-shaped pipeline are met, and meanwhile, the position of a plate to be processed is limited by the feeding guide part, so that feeding is more stable, and the yield is improved
This patent is buckled the left end of wheel group to the pipeline through the multiunit and is played simultaneously and roll over, work efficiency is high, but this kind of mode of buckling need be located the central department of solid fixed ring with the mid point of pipeline, just can guarantee that both sides atress is even, it is synchronous to buckle, but this patent does not have this kind of mechanism that the center aligns, only rely on staff's experience to go to align, make pipeline both sides asymmetry easily, cause the loss, waste time and energy, a bender is used in pipeline processing that the design practicality is strong is very necessary.
Disclosure of Invention
The invention aims to provide a bending machine for processing pipelines, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a bending machine for pipeline machining comprises a bottom plate, wherein a supporting plate is fixedly connected to the upper surface of the bottom plate, a workbench is fixedly connected to the top of the supporting plate, a supporting rod is fixedly connected to the top of the bottom plate, a strip-shaped groove is formed in the upper surface of the workbench in a penetrating mode, a bending wheel set is fixedly connected to the top of the bottom plate, wheel discs are arranged right above the workbench, the number of the wheel discs is two, U-shaped pipes are arranged on the inner sides of the two wheel discs, a pipeline center line translation adjusting mechanism is fixedly connected to the top of the supporting plate rod, and a wheel disc cleaning mechanism is arranged right above the bottom plate;
pipeline central line translation adjustment mechanism includes left adjusting device, left adjusting device's bottom and the top fixed connection of bracing piece, two be provided with infrared distance measuring device between the rim plate, the last fixed surface of workstation is connected with right adjusting device.
According to the technical scheme, the left adjusting device comprises a first motor, a speed reducer is arranged on the right side of the first motor, a photoelectric encoder is arranged under the speed reducer, the bottom of the photoelectric encoder is fixedly connected with the top of the supporting rod, a PLC touch screen is arranged on the right side of the photoelectric encoder, a lead screw is fixedly connected with the output end of the first motor, a screw nut fixedly connected with wire barrel is arranged on the lead screw, and a baffle is fixedly connected with the right side of the wire barrel.
According to the technical scheme, the infrared ranging device comprises a second motor, the output end of the second motor is fixedly connected with a fixing ring, the bottom of the bottom plate is fixedly connected with supporting legs, and the upper surface of the supporting leg transverse plate is fixedly connected with an infrared range finder.
According to the technical scheme, the right adjusting device comprises a handle, a first sliding block is fixedly connected to one side of the handle, a first guide rail is fixedly connected to the upper surface of the workbench, a first sliding groove is formed in one side of the first guide rail, the first sliding block is connected with the first sliding groove in a sliding mode, a stop lever is fixedly connected to one side of the first sliding block, a sliding barrel is fixedly connected to one side of the stop lever, a spring is fixedly connected to one side of the inside of the sliding barrel, a limiting block is fixedly connected to the upper surface of the workbench, a translation groove is formed in one side of the limiting block, the sliding barrel is arranged in the translation groove, and a second sliding block is fixedly connected to one end of the first sliding block and is far away from the spring.
According to the technical scheme, the wheel disc cleaning mechanism comprises a pneumatic hydraulic pump, one end of a piston rod of the pneumatic hydraulic pump is fixedly connected with a moving plate, one side of the moving plate, which is far away from the pneumatic hydraulic pump, is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a cleaning assembly, a second guide rail is arranged below the moving plate, a second sliding groove is formed in the top of the second guide rail, and the second sliding groove is connected with the bottom of the moving plate in a sliding mode.
According to the technical scheme, clean subassembly includes the butterfly plate, the butterfly plate is with the one end fixed connection of connecting rod, one side of connecting rod is provided with changes the board, it has seted up the commentaries on classics hole to change the board to run through, change the downthehole bull stick that is provided with, the clean bottom plate of the one end fixedly connected with of commentaries on classics board, one side fixedly connected with magnet that the connecting rod was kept away from to clean bottom plate, clean soft piece of one side fixedly connected with of connecting rod is kept away from to clean bottom plate, magnet runs through inside and be inside fixed connection with clean soft piece of clean soft piece, the medial surface fixedly connected with magnet arc piece of clean bottom plate, the clean brush of one side fixedly connected with of connecting rod is kept away from to the magnet arc piece.
According to the technical scheme, the diameter of the arc-shaped groove on one side of the translation groove is larger than that of the sliding cylinder.
According to the technical scheme, the butterfly-shaped plate is composed of an upper arc plate, a lower arc plate and a middle connecting plate, a rotating rod is arranged between the upper arc plate and the lower arc plate of the butterfly-shaped plate, two ends of the rotating rod are fixedly connected with the bottom of the upper arc plate and the top of the lower arc plate respectively, and the rotating rod penetrates through the rotating plate and is fixedly connected with the inner portion of the rotating plate.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the invention, the horizontal distance from the leftmost end of the pipeline to the center of the wheel disc is measured through the pipeline center line translation adjusting mechanism, the length difference between the distance and the half length of the pipeline is input into the PLC touch screen, the pipeline is moved until the horizontal distance from the leftmost end of the pipeline to the center of the wheel disc is half of the length of the pipeline, and therefore, when the pipeline starts to bend, the lengths of the two sides of the pipeline are the same, and the two sides of the U-shaped pipe are kept symmetrical at the bending positions.
(2) According to the invention, the cleaning bottom plate is pushed by the wheel disc cleaning mechanism, so that the cleaning film and the cleaning brush are in contact with each other and extrude the inner side of the wheel disc, the dirt remained on the inner side of the wheel disc is cleaned, the wheel disc is prevented from being used for a long time, impurities such as rust and dust are accumulated on the inner side of the wheel disc to form small bulges, and the pipeline is easy to deform and damage when being bent.
(3) According to the pipeline center line positioning device, the pipeline is enabled to move horizontally between the left adjusting device and the right adjusting device, after the pipeline center line positioning device is adjusted, when the subsequent pipeline is put in, the adjusting device does not need to move, and the pipeline center line positioning device can be used for positioning the pipeline center line only by moving the right adjusting device, so that the pipeline center line positioning device is convenient and fast.
(4) According to the wheel disc cleaning device, the cleaning assembly is used, when the cleaning film and the cleaning hairbrush on the cleaning bottom plate extrude the wheel disc, the cleaning bottom plate moves horizontally and rotates under the limiting action of the rotating rod, so that the cleaning bottom plate moves along the arc direction of the wheel disc when pressing the wheel disc tightly, and the wheel disc is cleaned.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall view of the present invention;
FIG. 2 is a schematic structural view of a pipeline centerline translation adjustment mechanism of the present invention;
FIG. 3 is a schematic view of the left adjustment mechanism of the present invention;
FIG. 4 is a schematic view of an infrared distance measuring device according to the present invention;
FIG. 5 is a schematic view of the right adjustment mechanism of the present invention;
FIG. 6 is a schematic structural view of a first slider according to the present invention;
FIG. 7 is a schematic structural view of the wheel cleaning mechanism of the present invention;
FIG. 8 is a schematic view of the cleaning assembly of the present invention;
FIG. 9 is a rear elevational view of the cleaning assembly of the present invention;
figure 10 is a schematic view of the structure of the left half of the cleaning assembly of the present invention.
In the figure: 1. the device comprises a bottom plate, 2 support plates, 3 support rods, 4 work tables, 5 strip-shaped grooves, 6 bending wheel sets, 7 wheel discs, 8.U tubes, 9 pipeline center line translation adjusting mechanisms, 91 left adjusting devices, 911 first motors, 912 speed reducers, 913 photoelectric encoders, 914 PLC touch screens, 915 lead screws, 916 lead cylinders, 917 baffles, 92 infrared distance measuring devices, 921 second motors, 922 fixing rings, 923 infrared distance measuring instruments, 924 support legs, 93 right adjusting devices, 931 pull handles, 932 first sliding blocks, 933 first sliding grooves, 934 first guide rails, 935 stop rods, 936 limiting blocks, 937 translation grooves, 938 sliding cylinders and 10, the cleaning device comprises a second sliding block, 11 springs, 12 wheel disc cleaning mechanisms, 121 pneumatic hydraulic pumps, 122 moving plates, 123 connecting rods, 124 cleaning components, 1241 butterfly plates, 1242 rotating plates, 1243 cleaning bottom plates, 1244 magnet, 1245 cleaning soft sheets, 1246 cleaning brushes, 1247 rotating rods, 1248 rotating holes, 1249 magnet arc sheets, 125 second guide rails and 126 second sliding chutes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides the following technical solutions: a bending machine for pipeline machining comprises a bottom plate 1, wherein a supporting plate 2 is fixedly connected to the upper surface of the bottom plate 1, a workbench 4 is fixedly connected to the top of the supporting plate 2, a supporting rod 3 is fixedly connected to the top of the bottom plate 1, a strip-shaped groove 5 is formed in the upper surface of the workbench 4 in a penetrating mode, a bending wheel set 6 is fixedly connected to the top of the bottom plate 1, wheel discs 7 are arranged right above the workbench 4, two wheel discs 7 are arranged, U-shaped pipes 8 are arranged on the inner sides of the two wheel discs 7, a pipeline center line translation adjusting mechanism 9 is fixedly connected to the top of the supporting plate rod, and a wheel disc cleaning mechanism 12 is arranged right above the bottom plate 1;
the pipeline center line translation adjusting mechanism 9 comprises a left adjusting device 91, the bottom of the left adjusting device 91 is fixedly connected with the top of the supporting rod 3, an infrared distance measuring device 92 is arranged between the two wheel discs 7, and the upper surface of the workbench 4 is fixedly connected with a right adjusting device 93;
the left adjusting device 91 comprises a first motor 911, a speed reducer 912 is arranged on the right side of the first motor 911, a photoelectric encoder 913 is arranged right below the speed reducer 912, the bottom of the photoelectric encoder 913 is fixedly connected with the top of the support rod 3, a PLC touch screen 914 is arranged on the right side of the photoelectric encoder 913, the output end of the first motor 911 is fixedly connected with a screw rod 915, a screw cylinder 916 is fixedly connected with a nut on the screw rod 915, and a baffle 917 is fixedly connected on the right side of the screw cylinder 916;
the infrared distance measuring device 92 comprises a second motor 921, the output end of the second motor 921 is fixedly connected with a fixing ring 922, the bottom of the bottom plate 1 is fixedly connected with a supporting leg 924, and the upper surface of a transverse plate of the supporting leg 924 is fixedly connected with an infrared distance measuring instrument 923;
the right adjusting device 93 comprises a handle 931, a first sliding block 932 is fixedly connected to one side of the handle 931, a first guide rail 934 is fixedly connected to the upper surface of the workbench 4, a first sliding groove 933 is formed in one side of the first guide rail 934, the first sliding block 932 is slidably connected with the first sliding groove 933, a stop rod 935 is fixedly connected to one side of the first sliding block 932, a sliding cylinder 938 is fixedly connected to one side of the stop rod 935, a spring 11 is fixedly connected to one side inside the sliding cylinder 938, a limiting block 936 is fixedly connected to the upper surface of the workbench 4, a translation groove 937 is formed in one side of the limiting block 936, the sliding cylinder 938 is arranged in the translation groove 937, a second sliding block 10 is fixedly connected to one end, far away from the first sliding block 932, of the spring 11, and the diameter of an arc groove on one side of the translation groove 937 is larger than that of the sliding cylinder 938;
the wheel disc cleaning mechanism 12 comprises a pneumatic hydraulic pump 121, one end of a piston rod of the pneumatic hydraulic pump 121 is fixedly connected with a moving plate 122, one side of the moving plate 122, which is far away from the pneumatic hydraulic pump 121, is fixedly connected with a connecting rod 123, one end of the connecting rod 123 is fixedly connected with a cleaning assembly 124, a second guide rail 125 is arranged below the moving plate 122, a second sliding groove 126 is formed in the top of the second guide rail 125, and the second sliding groove 126 is slidably connected with the bottom of the moving plate 122;
cleaning assembly 124 includes butterfly plate 1241, butterfly plate 1241 and the one end fixed connection of connecting rod 123, one side of connecting rod 123 is provided with commentaries on classics board 1242, commentaries on classics board 1242 runs through and has seted up commentaries on classics hole 1248, be provided with bull stick 1247 in the commentaries on classics hole 1248, the clean bottom plate 1243 of one end fixedly connected with of commentaries on classics board 1242, clean bottom plate 1243 keeps away from one side fixedly connected with magnet 1244 of connecting rod 123, one side fixedly connected with clean soft piece 1245 that connecting rod 123 was kept away from to clean bottom plate 1243, magnet 1244 runs through inside and be inside fixed connection with clean soft piece 1245 of clean soft piece 1245, the medial surface fixedly connected with magnet 1249 of clean bottom plate 1243, one side fixedly connected with clean brush 1246 that connecting rod 123 was kept away from to magnet 1249, butterfly plate 1241 comprises two blocks of arc boards and middle connecting plate jointly, be provided with bull stick 1247 between two blocks of arc boards about butterfly plate 1241, the both ends of bull stick 1247 respectively with the bottom of upper arc board and the top fixed connection of arc board down, bull stick 1242 and the fixed connection of commentaries on rod 1242 of commentaries on classics board 1242 run through the commentaries on classics board 1242.
During the use, measure the length of pipeline, last fixed ring and the lower fixed ring of fixed ring 922 is the separation this moment, put the pipeline in lower fixed ring 922, the left end of pipeline passes left side rim plate 7 and is close to baffle 917 this moment, the right-hand member of pipeline passes right side rim plate 7 and sets up in translation groove 937, start infrared distance meter 923, measure baffle 917 to infrared distance meter 923's distance L, thereby make clear the length of half of pipeline and the length difference of L, with the length difference input PLC touch-sensitive screen 914.
Starting a first motor 911, wherein an output end of the first motor 911 drives a screw 915 to rotate, a nut sequentially drives a screw tube 916, a baffle 917 to horizontally move along the direction of the screw 915, the baffle 917 pushes a pipeline to continuously translate, the right end of the pipeline moves along the direction of a translation groove 937, the pipeline contacts and extrudes a second slider 10, the second slider 10 continuously compresses a spring 11 and extrudes a first slider 932, the first slider 932 slides along a first sliding groove 933, a speed reducer 912 ensures that the pipeline slowly and stably moves in the process of pipeline management, when the moving distance of the pipeline is the same as the length difference value input into a PLC touch screen 914, the first motor 911 and the speed reducer 912 stop rotating, at the moment, the length of the left end of the pipeline from the middle part of a fixing ring 922 is just half of the length of the pipeline, starting a second motor 921, and the output end of the second motor 921 drives an upper fixing ring 922 to move downwards, so that the pipeline is clamped between the upper fixing ring and the lower fixing ring;
iron rust, dust and other magazines are easily accumulated on the wheel disc, impurities are easily formed and protrude after long-term use, the pipeline is easily deformed and damaged when the wheel disc is bent, the wheel disc can be cleaned through the wheel disc cleaning mechanism 9, the pneumatic hydraulic pump 121 is started, a piston rod of the pneumatic hydraulic pump 121 sequentially pushes the moving plate 122, the connecting rod 123, the cleaning component 124 moves along the direction of the second sliding groove 126, the cleaning film on the cleaning bottom plate 1243 contacts and extrudes the top and the bottom of the inner side of the wheel disc 7, the cleaning brush 1246 extrudes the side face of the round rod of the wheel disc 7, the cleaning bottom plate 1243 continuously moves downwards, the pressure between the cleaning bottom plate 1543 and the round rod of the wheel disc 7 is increased, the rotating plate 1242 drives the cleaning bottom plate 1243 to rotate and translate along the rotating rod 1247 under the limiting effect of the rotating rod 1247, in the process, the cleaning film 1245 and the cleaning brush 1246 tightly extrude the inner side of the wheel disc 7 and clean the inner side of the wheel disc 7, the cleaning device is convenient, fast and time and labor saving.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.