CN104942107A - Pipe bending machine used for bending oil pipes - Google Patents
Pipe bending machine used for bending oil pipes Download PDFInfo
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- CN104942107A CN104942107A CN201510345677.3A CN201510345677A CN104942107A CN 104942107 A CN104942107 A CN 104942107A CN 201510345677 A CN201510345677 A CN 201510345677A CN 104942107 A CN104942107 A CN 104942107A
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- bending
- fixed
- roller
- driving cylinder
- oil pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a pipe bending machine used for bending oil pipes. The pipe bending machine comprises stretch bending modules, jacking bending modules, twisting modules and a base (22). A pneumatic clamp is installed on the base (22), each stretch bending module comprises a stretching and retracting driving cylinder (1), a first reference rolling wheel (4) and a stretch bending rolling wheel (5), each oil pipe (6) is placed between the two corresponding rolling wheels, and piston rods of the stretching and retracting driving cylinders (1) retract to bend the oil pipes (6). The jacking bending modules comprise jacking driving cylinders (20), second reference rolling wheels (23) and jacking bending rolling wheels (24), each oil pipe (6) is placed between the two corresponding rolling wheels, and piston rods of the jacking driving cylinders (20) jack to bend the oil pipes (6). Each twisting module comprises a twisting driving cylinder (29) and a main shaft, a third reference rolling wheel (40) is arranged at the top of each main shaft, a rotating plate (41) is fixed to the main shaft, and a twisting rolling wheel (42) is arranged on the rotating plate (41). The pipe bending machine is high in speed, precision and efficiency.
Description
Technical field
The present invention relates to a kind of production equipment of automobile fitting parts, is specifically a kind of bending machine for bending oil pipe.
Background technology
The oil pipe of automobile is with multiple bending, and its manufacture process is fixed by the Wrench-type holder of craft by a straight oil pipe, then the position spanner by hand bent at the needs of straight oil pipe by workman bends it, i.e. pure manual bending forming.Manually-operated defect is apparent, and efficiency is low, labour intensity is large and precision is low, the angle of bending and dynamics is restive and unify.Because the bending of automobile oil pipe is many, the angle of bending, direction be different, the height also disunity of bending place, therefore can not find the plant equipment being specifically designed to bending oil pipe in prior art.
Summary of the invention
The technical problem to be solved in the present invention is, provides the bending machine for bending oil pipe that a kind of speed is fast, precision is high, efficiency is high.
Technical solution of the present invention is, provides a kind of bending machine for bending oil pipe with following structure, and it comprises stretch bending module, bending module, twist and warping module and base, and base is provided with pneumatic grips;
Each stretch bending module comprises a pulling-down driving cylinder and first fixed mount, first fixed mount is rotatably provided with a first benchmark roller, the cylinder body of pulling-down driving cylinder is fixed on the first fixed mount, the piston rod of pulling-down driving cylinder is rotatably provided with a stretch bending roller; When the piston rod of pulling-down driving cylinder is positioned at initial position, stretch bending roller evagination is in the first benchmark roller, and need the oil pipe of bending to be positioned between two rollers, the piston rod of pulling-down driving cylinder is retracted to bend oil pipe; First fixed mount of each stretch bending module is arranged on base through a regulatable supporter;
Each bending module comprises one and ejects driving cylinder and second fixed mount, second fixed mount is rotatably provided with a second benchmark roller, the cylinder body ejecting driving cylinder is fixed on the second fixed mount, and the piston rod ejecting driving cylinder is rotatably provided with a bending roller; When the piston rod ejecting driving cylinder is positioned at initial position, the second benchmark roller evagination is in bending roller, and need the oil pipe of bending to be positioned between two rollers, the piston rod ejecting driving cylinder ejects to bend oil pipe; Second fixed mount of each bending module is arranged on base through a regulatable supporter;
Joint, barrel shell, downforce bearing, cylinder rotary core, the square shaft with barrel shell axial limiting, the main shaft concentric with square shaft, upper pressure bearing and the 3rd fixed mount that the twist and warping module of each bending machine comprises twist and warping driving cylinder, fixes with the piston rod of twist and warping driving cylinder, cylinder body and the barrel shell of twisting and warping driving cylinder are all fixed with the 3rd fixed mount; Barrel shell upper end is fixed with radial collar, upper pressure bearing and upper radial collar push against by square shaft upper end, the inner peripheral wall radial convex limited location pin of barrel shell, the outer circumference surface of cylinder rotary core is provided with helicla flute, cylinder rotary core is positioned at barrel shell and spacer pin inserts helicla flute, cylinder rotary core upper end is provided with square hole, square shaft lower end is linked in square hole, downforce bearing and cylinder rotary core lower end push against by upper end of joint, cylinder rotary core lower end is fixed with lower cover, upper end of joint stretch into lower cover and with lower cover axial limiting; Main shaft lower end is fixed through upper pressure bearing and square shaft, and spindle top is provided with a three benchmark roller concentric with main shaft, main shaft is fixed with a swivel plate, swivel plate is rotatably provided with a twist and warping roller; 3rd fixed mount of the twist and warping module of each bending machine is arranged on base through a fixed bearing.
This operation principle being used for the bending machine bending oil pipe divides three modules to set forth.
The operation principle of stretch bending module is: clipped by oil pipe fixture and consolidate and make oil pipe need the duct section of bending between the stretch bending roller and the first benchmark roller of stretch bending module, under original state, stretch bending roller evagination is in the first benchmark roller, the action of pulling-down driving cylinder, the piston rod of pulling-down driving cylinder is retracted, drive stretch bending roller to retract thus drive duct section to inside contract, and the first benchmark roller to prop up duct section motionless, and then realize the bending of duct section.
The operation principle of bending module is: clipped by oil pipe fixture and consolidate and make oil pipe need the duct section of bending between the bending roller and the second benchmark roller of bending module, under original state, second benchmark roller evagination is in bending roller, that is, bending roller in the inside near the position ejecting driving cylinder, oil pipe be positioned at centre and the second benchmark roller at outermost, eject driving cylinder action, the piston rod ejecting driving cylinder is ejected, bending roller is driven outwards to eject oil pipe, and the second benchmark roller to prop up oil pipe motionless, and then realize the bending of duct section of oil pipe.
The operation principle of twist and warping module is: clipped by oil pipe fixture and consolidate and make oil pipe need the duct section of bending between the twist and warping roller and the 3rd benchmark roller of twist and warping module, the piston rod of twist and warping driving cylinder is driven to rise, promote cylinder rotary core rise and rotate, and then drive square shaft to rotate, drive main axis again, twist and warping roller is revolved round the sun around the 3rd benchmark roller, is clipped in the oil pipe bending between two rollers the most at last.And this mechanism can the ascensional range of accurate control cylinder, and then accurately controls the revolution angle of twist and warping roller around the 3rd benchmark roller, the bending angle of final Precise Control of Oil pipe and dynamics.And the bending angle of twist and warping module to oil pipe is maximum.
After adopting above structure, the present invention, for bending the bending machine of oil pipe compared with prior art, has the following advantages:
By this bending machine, the mechanization achieving automobile oil pipe bends automatically, and efficiency is high, speed is fast, reduce labour intensity, save labour turnover, and precisely can control the angle that bends and dynamics, such that the qualification rate of product is high, stability is strong.
As improvement, the piston rod of pulling-down driving cylinder is fixed a pulling-down bar, the roller bearing of stretch bending roller is fixed on pulling-down bar; First fixed mount is fixed with a basic rod parallel with pulling-down bar, the roller bearing of the first benchmark roller is fixed on basic rod, and this structure is simple, easily manufactured.
As improving again, regulatable supporter comprises column, regulates driving cylinder and link, the piston rod of driving cylinder and the first fixed mount or the second fixed mount is regulated to fix, regulate the cylinder body of driving cylinder and link to fix, link to be arranged on column and to be provided with angle regulator between link and column, column is provided with arrangement for adjusting height, like this, by the height of arrangement for adjusting height adjusting post, and then regulate the height of this stretch bending module or bending module, by the angle between angle regulator adjusting post and link, and then regulate the angle of inclination of stretch bending module or bending module, regulate stretch bending module or bending module in the position regulating driving cylinder direction by regulating driving cylinder, that is, stretch bending module and bending module are possessed highly, angle of inclination, with the distance three kinds of regulative modes regulating driving cylinder, make the position of stretch bending module and bending module more flexible, the needs of the oil pipe of the various shape of bending can be adapted to.
As preferably, arrangement for adjusting height on column refers to, column is formed by inner prop and outer sleeve fit, the barrel of outer sleeve runs through the first screwed hole, screws useful in inner prop being pushed against the first screw on the cylinder inwall of outer sleeve, like this in the first screwed hole, unclamp the first screw, just freely can be elevated inner prop with adjusting post height, after stem height regulates, screw the first screw again, stem height is fixed.
As preferably, the angle regulator between link and column refers to, link is fixed with a rotating shaft, and the periphery of rotating shaft is provided with multiple external tooth be uniformly distributed circumferentially; Column top is provided with the vertical open slot from column top to downward-extension of opening upwards, two side channel walls of open slot are provided with the symmetrical half round cut in two, left and right, the internal tooth be engaged with the external tooth of rotating shaft is provided with in two half round cut, two half round cut in left and right block rotating shaft, column top is provided with the second horizontal screwed hole, is combined with the second screw making the rotating shaft of two half round cut clampings in the second screwed hole; Like this, unscrew the second screw, it is no longer stuck with rotating shaft that two half round cut lose constraint, people can be rotatably connected frame to regulate the angle of inclination of stretch bending module or bending module around rotating shaft easily, again the second screw is screwed after angular adjustment, make two half round cut that rotating shaft is stuck, the internal tooth of half round cut and the external tooth of rotating shaft are engaged mutually avoids rotating shaft to skid.
As preferably, the piston rod ejecting driving cylinder fixes a push rod, and the roller bearing of bending roller is fixed on push rod; Second fixed mount is fixed with a fixed head, the roller bearing of the second benchmark roller is fixed on fixed head, and this structure is simple, easily manufactured.
Preferred as another kind, second fixed mount is provided with a chute, be slidably matched in chute a slide block, slide block is fixed with the piston rod ejecting driving cylinder, and the roller bearing of bending roller is fixed on slide block, and the roller bearing of the second benchmark roller is fixed on the second fixed mount, like this, chute can ensure that the direction that push rod ejects is reliable and stable further, not crooked, improves the precision of bending further.
This bending machine also possesses a bright spot on the whole, namely bends the very large twist and warping module of amplitude, is that to be designed to the axis of two rollers all vertical, and to twist and warp direction be level, and twist and warping module relies on fixed bracket to be connected with base; And the bending amplitude of stretch bending module and bending module is all smaller, then adjustable trestle is all adopted to be connected with base.Like this, can according to designing requirement, the length adjusting the height of the adjustable trestle of the twist and warping amplitude of twist and warping module, stretch bending module and bending module, angle of inclination neatly and regulate the piston rod of driving cylinder to stretch out, bends out angle and different automobile oil pipe.That is, first fix by the twist and warping module that fixed bearing can bend out maximum angle, as benchmark rail location, and then utilize regulatable supporter to regulate the position of stretch bending module and bending module, for the complementary location of oil pipe, realize the rational deployment location of whole machine with this.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram before the present invention bends for the stretch bending module bending the bending machine of oil pipe.
Fig. 2 is the present invention for bending the plan structure schematic diagram during stretch bending module bending of the bending machine of oil pipe.
Fig. 3 is the plan structure schematic diagram after the present invention bends for the stretch bending module bending the bending machine of oil pipe.
Fig. 4 is that the present invention is for bending the side-looking structural representation of the stretch bending module of the bending machine of oil pipe.
Fig. 5 is the structure for amplifying schematic diagram of part A in Fig. 4.
Fig. 6 be the present invention for bend a kind of embodiment of the bending module of the bending machine of oil pipe bending before plan structure schematic diagram.
Fig. 7 is the present invention for bending the plan structure schematic diagram during bending of a kind of embodiment of the bending module of the bending machine of oil pipe.
Fig. 8 be the present invention for bend a kind of embodiment of the bending module of the bending machine of oil pipe bending after plan structure schematic diagram.
Fig. 9 be the present invention for bend the another kind of embodiment of the bending module of the bending machine of oil pipe bending before plan structure schematic diagram.
Figure 10 is the present invention for bending the plan structure schematic diagram during bending of the another kind of embodiment of the bending module of the bending machine of oil pipe.
Figure 11 be the present invention for bend the another kind of embodiment of the bending module of the bending machine of oil pipe bending after plan structure schematic diagram.
Figure 12 is that the present invention is for bending the structural representation of the twist and warping module of the bending machine of oil pipe.
Figure 13 is that the present invention is for bending the side sectional structure schematic diagram of the twist and warping module of the bending machine of oil pipe.
Figure 14 is that the present invention is for bending the structural representation of the cylinder rotary core of the twist and warping module of the bending machine of oil pipe.
Figure 15 is the plan structure schematic diagram before the present invention bends for the twist and warping module bending the bending machine of oil pipe.
Figure 16 is the present invention for bending the plan structure schematic diagram during twist and warping module bending of the bending machine of oil pipe.
Figure 17 is the plan structure schematic diagram after the present invention bends for the twist and warping module bending the bending machine of oil pipe.
Figure 18 is that the present invention is for bending the plan structure schematic diagram of the bending machine of oil pipe.
Figure 19 is that the present invention is for bending the structural representation of the bending machine of oil pipe.
Shown in figure 1, pulling-down driving cylinder, 2, first fixed mount, 3, regulatable supporter, 4, first benchmark roller, 5, stretch bending roller, 6, oil pipe, 7, pulling-down bar, 8, basic rod, 9, connecting plate, 10, column, 10.1, inner prop, 10.2, outer sleeve, 11, regulate driving cylinder, 12, link, 13, first screw, 14, rotating shaft, 15, external tooth, 16, open slot, 17, second screw, 18, half round cut, 19, internal tooth, 20, eject driving cylinder, 21, second fixed mount, 22, base, 23, second benchmark roller, 24, bending roller, 25, push rod, 26, fixed head, 27, chute, 28, slide block, 29, twist and warping driving cylinder, 30, joint, 30.1, radial convex loop, 31, barrel shell, 31.1, upper radial collar, 31.2, spacer pin, 31.3, limited step, 32, downforce bearing, 33, cylinder rotary core, 33.1, helicla flute, 33.2, square hole, 34, square shaft, 34.1, limiting plate, 35, main shaft, 36, upper pressure bearing, 37, 3rd fixed mount, 38, fixed bearing, 39, lower cover, 39.1, lower radial collar, 40, 3rd benchmark roller, 41, swivel plate, 42, twist and warping roller, 43, SMC pneumatic-finger.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14, Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, the present invention is for bending the bending machine of oil pipe, and it comprises stretch bending module, bending module, twist and warping module and base 22.Base 22 is provided with pneumatic grips, as SMC pneumatic-finger 43, is used for needing the oil pipe 6 of bending to clamp.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, each stretch bending module comprises a pulling-down driving cylinder 1 and first fixed mount 2.First fixed mount 2 of each stretch bending module is arranged on base 22 through a regulatable supporter 3.Specifically, regulatable supporter 3 comprises column 10, regulates driving cylinder 11 and link 12, the piston rod of driving cylinder 11 and the first fixed mount 2 is regulated to fix, regulate cylinder body and the link 12 of driving cylinder 11 fixing, link 12 to be arranged on column 10 and to be provided with angle regulator between link 12 and column 10.Column 10 is provided with arrangement for adjusting height, namely column 10 is formed by inner prop 10.1 and outer sleeve 10.2 fit, the barrel of outer sleeve 10.2 runs through the first screwed hole, screws useful in inner prop 10.1 being pushed against the first screw 13 on the cylinder inwall of outer sleeve 10.2 in the first screwed hole.
Described angle regulator refers to, link 12 is fixed with a connecting plate 9, connecting plate 9 is fixed a rotating shaft 14, and the periphery of rotating shaft 14 is provided with multiple external tooth 15 be uniformly distributed circumferentially; The top of the inner prop 10.1 of column 10 be provided with opening upwards from inner prop 10.1 top of column 10 to the vertical open slot 16 of downward-extension, two side channel walls of open slot 16 are provided with the symmetrical half round cut 18 in two, left and right, the internal tooth 19 be engaged with the external tooth 15 of rotating shaft 14 is provided with in two half round cut 18, two half round cut 18 in left and right block rotating shaft 14, column 10 top is provided with the second horizontal screwed hole, is combined with the second screw 17 making two half round cut 18 clamp rotating shaft 14 in the second screwed hole.
First fixed mount 2 is rotatably provided with a first benchmark roller 4, and the roller bearing namely the first fixed mount 2 being fixed with pile foundation bar 8, a first benchmark roller 4 is fixed on basic rod 8, and the first benchmark roller 4 rotatably coordinates with its roller bearing.The cylinder body of pulling-down driving cylinder 1 is fixed on the first fixed mount 2, the piston rod of pulling-down driving cylinder 1 is rotatably provided with a stretch bending roller 5, the piston rod of i.e. pulling-down driving cylinder 1 is fixed a pulling-down bar 7 parallel with basic rod 8, the roller bearing of stretch bending roller 5 is fixed on pulling-down bar 7, and stretch bending roller 5 rotatably coordinates with its roller bearing.
When the piston rod of pulling-down driving cylinder 1 is positioned at initial position, stretch bending roller 5 evagination is in the first benchmark roller 4, and need the oil pipe 6 of bending to be positioned between two rollers, the piston rod of pulling-down driving cylinder 1 is retracted to bend oil pipe 6.
As described in Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, each bending module comprises one and ejects driving cylinder 20 and second fixed mount 21.Second fixed mount 21 is rotatably provided with a second benchmark roller 23, and the cylinder body ejecting driving cylinder 20 is fixed on the second fixed mount 21, and the piston rod ejecting driving cylinder 20 is rotatably provided with a bending roller 24.When the piston rod ejecting driving cylinder 20 is positioned at initial position, the second benchmark roller 23 evagination is in bending roller 24, in other words, when the piston rod ejecting driving cylinder 20 is positioned at initial position, bending roller 24 is from ejecting close to driving cylinder 20 second benchmark roller 23 from ejecting away from driving cylinder 20.Need the oil pipe 6 of bending to be positioned between two rollers, the piston rod ejecting driving cylinder 20 ejects to bend oil pipe 6.Second fixed mount 21 of each bending module is arranged on base 22 through a regulatable supporter 3, and the structure of this regulatable supporter 3 is identical with the regulatable supporter 3 of stretch bending module, therefore repeats no more.
A kind of embodiment of bending module is: the piston rod ejecting driving cylinder 20 fixes a push rod 25, and the roller bearing of bending roller 24 is fixed on the outer end of push rod 25, and bending roller 24 rotatably coordinates with its roller bearing; The roller bearing second fixed mount 21 being fixed with fixed head 26, a second benchmark roller 23 is fixed on fixed head 26, and the second benchmark roller 23 rotatably coordinates with its roller bearing.The roller bearing of the second benchmark roller 23 is fixed on the outside of fixed head 26.When the piston rod ejecting driving cylinder 20 is positioned at initial position, the outer end of push rod 25 is positioned at the inner side of fixed head 26.
The another kind of embodiment of bending module is: the second fixed mount 21 is provided with a chute 27 parallel with the piston rod ejecting driving cylinder 20, be slidably matched in chute 27 slide block 28, slide block 28 is fixed with the piston rod ejecting driving cylinder 20, the roller bearing of bending roller 24 is fixed on slide block 28, and the roller bearing of the second benchmark roller 23 is fixed on the second fixed mount 21.When the piston rod ejecting driving cylinder 20 is positioned at initial position, slide block 28 is positioned at the inner of chute 27, and the second benchmark roller 23 is positioned at chute 27 near outer ends, and the second benchmark roller 23 is not overlapping with chute 27.
As shown in Figure 12, Figure 13, Figure 14, Figure 15, Figure 16, Figure 17, the twist and warping module of bending machine of the present invention, it comprises twist and warping driving cylinder 29, the joint 30 fixed with the piston rod of twist and warping driving cylinder 29, barrel shell 31, downforce bearing 32, cylinder rotary core 33, with the square shaft 34 of barrel shell 31 axial limiting, the main shaft 35 concentric with square shaft 34, upper pressure bearing 36 and the 3rd fixed mount 37.3rd fixed mount 37 of the twist and warping module of each bending machine is arranged on base 22 through a fixed bearing 38.The cylinder body of twist and warping driving cylinder 29 and barrel shell 31 are all fixed with the 3rd fixed mount 37.
Barrel shell 31 upper end is fixed with radial collar 31.1, upper pressure bearing 36 pushes against with upper radial collar 31.1 by square shaft 34 upper end, square shaft 34 upper end is provided with limiting plate 34.1, the inner peripheral surface of barrel shell 31 is provided with limited step 31.3, limiting plate 34.1 and upper pressure bearing 36 are stuck between limited step 31.3 and upper radial collar 31.1, square shaft 34 by axial limiting but circumference still can rotate freely.
The inner peripheral wall radial convex limited location pin 31.2 of barrel shell 31, the outer circumference surface of cylinder rotary core 33 is provided with helicla flute 33.1, and cylinder rotary core 33 is positioned at barrel shell 31 and spacer pin 31.2 inserts helicla flute 33.1.Cylinder rotary core 33 upper end is provided with square hole 33.2, and square shaft 34 lower end is linked in square hole 33.2.Downforce bearing 32 and cylinder rotary core 33 lower end push against by joint 30 upper end.Cylinder rotary core 33 lower end is fixed with lower cover 39, joint 30 upper end stretch into lower cover 39 and with lower cover 39 axial limiting; Specifically, joint 30 upper end is provided with radial convex loop 30.1, and lower cover 39 lower end is provided with lower radial collar 39.1, and radial convex loop 30.1 and downforce bearing 32 are stuck between lower radial collar 39.1 and the lower end of cylinder rotary core 33.
Main shaft 35 lower end is stretched in barrel shell 31 through upper pressure bearing 36 and is fixed with square shaft 34, main shaft 35 top is provided with a three benchmark roller 40 concentric with main shaft 35, main shaft 35 is fixed with a swivel plate 41, swivel plate 41 is rotatably provided with a twist and warping roller 42 away from the side of the 3rd benchmark roller 40.
The axis of the above-mentioned axis of the 3rd benchmark roller 40, the axis of main shaft 35 and square shaft 34 is all located on the same line.
Claims (7)
1. for bending a bending machine for oil pipe, it is characterized in that: it comprises stretch bending module, bending module, twist and warping module and base (22), and (22) are provided with pneumatic grips to base;
Each stretch bending module comprises a pulling-down driving cylinder (1) and first fixed mount (2), first fixed mount (2) is rotatably provided with a first benchmark roller (4), the cylinder body of pulling-down driving cylinder (1) is fixed on the first fixed mount (2), the piston rod of pulling-down driving cylinder (1) is rotatably provided with a stretch bending roller (5); When the piston rod of pulling-down driving cylinder (1) is positioned at initial position, stretch bending roller (5) evagination is in the first benchmark roller (4), need the oil pipe (6) of bending to be positioned between two rollers, the piston rod of pulling-down driving cylinder (1) is retracted to bend oil pipe (6); First fixed mount (2) of each stretch bending module is arranged on base (22) through a regulatable supporter (3);
Each bending module comprises one and ejects driving cylinder (20) and second fixed mount (21), second fixed mount (21) is rotatably provided with a second benchmark roller (23), the cylinder body ejecting driving cylinder (20) is fixed on the second fixed mount (21), and the piston rod ejecting driving cylinder (20) is rotatably provided with a bending roller (24); When the piston rod ejecting driving cylinder (20) is positioned at initial position, the second benchmark roller (23) evagination is in bending roller (24), need the oil pipe (6) of bending to be positioned between two rollers, the piston rod ejecting driving cylinder (20) ejects to bend oil pipe (6); Second fixed mount (21) of each bending module is arranged on base (22) through a regulatable supporter (3);
The twist and warping module of each bending machine comprises twist and warping driving cylinder (29), the joint (30) fixing with the piston rod of twist and warping driving cylinder (29), barrel shell (31), downforce bearing (32), cylinder rotary core (33), the square shaft (34) with barrel shell (31) axial limiting, the main shaft (35) concentric with square shaft (34), upper pressure bearing (36) and the 3rd fixed mount (37), and the cylinder body of twist and warping driving cylinder (29) and barrel shell (31) are all fixed with the 3rd fixed mount (37), barrel shell (31) upper end is fixed with radial collar (31.1), upper pressure bearing (36) and upper radial collar (31.1) push against by square shaft (34) upper end, radial convex limited location pin (31.2) of inner peripheral wall of barrel shell (31), the outer circumference surface of cylinder rotary core (33) is provided with helicla flute (33.1), cylinder rotary core (33) is positioned at barrel shell (31) and spacer pin (31.2) inserts helicla flute (33.1), cylinder rotary core (33) upper end is provided with square hole (33.2), square shaft (34) lower end is linked in square hole (33.2), downforce bearing (32) and cylinder rotary core (33) lower end push against by joint (30) upper end, cylinder rotary core (33) lower end is fixed with lower cover (39), joint (30) upper end stretch into lower cover (39) and with lower cover (39) axial limiting, main shaft (35) lower end is fixed through upper pressure bearing (36) and square shaft (34), main shaft (35) top is provided with a three benchmark roller (40) concentric with main shaft (35), main shaft (35) is fixed with a swivel plate (41), swivel plate (41) is rotatably provided with twist and warping roller (42), 3rd fixed mount (37) of the twist and warping module of each bending machine is arranged on base (22) through a fixed bearing (38).
2. the bending machine for bending oil pipe according to claim 1, it is characterized in that: the piston rod of pulling-down driving cylinder (1) is fixed a pulling-down bar (7), the roller bearing of stretch bending roller (5) is fixed on pulling-down bar (7); First fixed mount (2) is fixed with a basic rod (8) parallel with pulling-down bar (7), the roller bearing of the first benchmark roller (4) is fixed on basic rod (8).
3. the bending machine for bending oil pipe according to claim 1, it is characterized in that: regulatable supporter (3) comprises column (10), regulates driving cylinder (11) and link (12), the piston rod of driving cylinder (11) and the first fixed mount (2) or the second fixed mount (21) is regulated to fix, regulate the cylinder body of driving cylinder (11) and link (12) to fix, link (12) is arranged on column (10) and goes up and be provided with angle regulator between link (12) and column (10); Column (10) is provided with arrangement for adjusting height.
4. the bending machine for bending oil pipe according to claim 3, it is characterized in that: column (10) is formed by inner prop (10.1) and outer sleeve (10.2) fit, the barrel of outer sleeve (10.2) runs through the first screwed hole, screws useful in inner prop (10.1) being pushed against the first screw (13) on the cylinder inwall of outer sleeve (10.2) in the first screwed hole.
5. the bending machine for bending oil pipe according to claim 3, it is characterized in that: link (12) is fixed with a rotating shaft (14), the periphery of rotating shaft (14) is provided with multiple external tooth (15) be uniformly distributed circumferentially, column (10) top is provided with the vertical open slot (16) from column (10) top to downward-extension of opening upwards, two side channel walls of open slot (16) are provided with the symmetrical half round cut (18) in two, left and right, the internal tooth (19) be engaged with the external tooth of rotating shaft (14) (15) is provided with in two half round cut (18), two half round cut (18) in left and right block rotating shaft (14), column (10) top is provided with the second horizontal screwed hole, the second screw (17) making two half round cut (18) clamping rotating shaft (14) is combined with in second screwed hole.
6. the bending machine for bending oil pipe according to claim 1, it is characterized in that: the piston rod ejecting driving cylinder (20) fixes a push rod (25), and the roller bearing of bending roller (24) is fixed on push rod (25); Second fixed mount (21) is fixed with a fixed head (26), the roller bearing of the second benchmark roller (23) is fixed on fixed head (26).
7. the bending machine for bending oil pipe according to claim 1, it is characterized in that: the second fixed mount (21) is provided with a chute (27), be slidably matched in chute (27) slide block (28), slide block (28) is fixed with the piston rod ejecting driving cylinder (20), the roller bearing of bending roller (24) is fixed on slide block (28), and the roller bearing of the second benchmark roller (23) is fixed on the second fixed mount (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510345677.3A CN104942107B (en) | 2015-06-19 | 2015-06-19 | Pipe bending machine used for bending oil pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510345677.3A CN104942107B (en) | 2015-06-19 | 2015-06-19 | Pipe bending machine used for bending oil pipes |
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| CN104942107A true CN104942107A (en) | 2015-09-30 |
| CN104942107B CN104942107B (en) | 2017-04-12 |
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| CN201510345677.3A Active CN104942107B (en) | 2015-06-19 | 2015-06-19 | Pipe bending machine used for bending oil pipes |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570562A (en) * | 2017-09-26 | 2018-01-12 | 张家港市立业机械有限公司 | Full-automatic tube bending machine based on servo-drive |
| CN107639140A (en) * | 2017-09-13 | 2018-01-30 | 库博标准汽车配件（苏州）有限公司 | A kind of manual tube bender |
| CN109226392A (en) * | 2018-10-29 | 2019-01-18 | 南通市新空间幕墙材料制造有限公司 | A kind of aluminium sheet hyperbolic stretching-machine |
| CN109433872A (en) * | 2018-11-30 | 2019-03-08 | 宁波安纳杰模塑科技有限公司 | The bending module of bending machine |
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| CN2618691Y (en) * | 2003-05-28 | 2004-06-02 | 上海三达汽车配件有限公司 | Fuel tube bender |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107639140A (en) * | 2017-09-13 | 2018-01-30 | 库博标准汽车配件（苏州）有限公司 | A kind of manual tube bender |
| CN107570562A (en) * | 2017-09-26 | 2018-01-12 | 张家港市立业机械有限公司 | Full-automatic tube bending machine based on servo-drive |
| CN107570562B (en) * | 2017-09-26 | 2024-04-23 | 张家港市立业机械有限公司 | Full-automatic pipe bending machine based on servo drive |
| CN109226392A (en) * | 2018-10-29 | 2019-01-18 | 南通市新空间幕墙材料制造有限公司 | A kind of aluminium sheet hyperbolic stretching-machine |
| CN109226392B (en) * | 2018-10-29 | 2023-11-14 | 南通市新空间幕墙材料制造有限公司 | Aluminum plate hyperbolic stretcher |
| CN109433872A (en) * | 2018-11-30 | 2019-03-08 | 宁波安纳杰模塑科技有限公司 | The bending module of bending machine |
| CN109433872B (en) * | 2018-11-30 | 2023-12-29 | 宁波安纳杰模塑科技有限公司 | Top bending module of pipe bending machine |
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