CN1829577A - Pipe bender - Google Patents
Pipe bender Download PDFInfo
- Publication number
- CN1829577A CN1829577A CNA2004800218932A CN200480021893A CN1829577A CN 1829577 A CN1829577 A CN 1829577A CN A2004800218932 A CNA2004800218932 A CN A2004800218932A CN 200480021893 A CN200480021893 A CN 200480021893A CN 1829577 A CN1829577 A CN 1829577A
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- Prior art keywords
- pipe
- bending die
- pressure piece
- groove
- bender
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- 238000005452 bending Methods 0.000 claims abstract description 194
- 230000033001 locomotion Effects 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 26
- 239000000758 substrate Substances 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A pipe bender where the number of actuators can be reduced, operation is easily made even by hand, and even an unskilled user can produce a precisely bent pipe. A pipe bender where a pipe (P) is held by a clamp (15) and a bending die (12) with the pipe (P) received between the groove of the bending die (12) and the groove of a pressure (14) and in that state, the pressure (14) is rotated along the peripheral surface of the bending die (12) to bend the pipe (P). The bending die (12) is placed so as to be recedable from a bending point of the pipe (P). The bending die (12) is moved to the bending point in conjunction with bending operation by the pressure (14), and made to recede from the bending position in conjunction with return operation of the pressure (14).
Description
Technical field
The present invention relates to the bender of pipe, relate in particular to the bender of the pipe that is suitable for the manual bending pipe.
Background technology
The basic comprising of the bend of the bender of pipe is, possess: be provided on the frame, have the side face of arcuation, on this side face, be formed with the bending die of groove, can be arranged on the frame along the side face of above-mentioned bending die rotationally, have the pressure piece of groove with the opposed position of the groove of above-mentioned bending die, and the anchor clamps (for example with reference to Japanese kokai publication hei 10-211524 communique or Japanese kokai publication hei 2-284722 communique) that are arranged on the frame, under the state of having accommodated pipe between the groove of the groove of above-mentioned bending die and above-mentioned pressure piece, this pipe are limited to above-mentioned bending die.
And, in the bender of such pipe, under the state of having accommodated pipe between the groove of the groove of bending die and pressure piece, pipe is limited to bending die, pressure piece is rotated along the side face of bending die pipe is carried out bending (revolution) by anchor clamps.
Yet for example the fuel feed pipe of automobile carries out pipe arrangement owing in the space that must limit in narrow engine room, so, need three-dimensional ground that pipe is carried out bending and carry out pipe arrangement.For such pipe being carried out bending machining by above-mentioned bender, carry out above-mentioned bending operation, promptly under the state of having accommodated pipe between the groove of the groove of bending die and pressure piece, pipe is limited to bending die by anchor clamps, under this state, make pressure piece pipe be carried out bending along the side face revolution ground of bending die, then, the feeding that make pipe advance the amount of regulation, to make this pipe turn round predetermined angular is simultaneously operated, and afterwards, carries out the bending machining that above-mentioned bending operation ground carries out pipe once more.Carry out such bending operation and feeding operation repeatedly, to obtain the pipe of three-dimensional bending.
Like this, in the bender of aforementioned tube, must carry out the revolution of pressure piece, by anchor clamps to the restriction of pipe and releasing, the feeding of pipe, revolution of pipe etc.
In the automatic bender of pipe, on above-mentioned each parts, actuator is set respectively, can come pipe is carried out three-dimensional bending by controlling these actuators, but when the manual bending pipe, must manually carry out above-mentioned all operations, this operation is trouble not only, and then can not make the high pipe of precision for the roustabout.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of bender of pipe, the bender of this pipe is in the reduction that can realize actuator by automatic or semi-automatic occasion of carrying out the device of bending machining, but carry out the occasion easy operating of the device of bending machining in manual operation, even the roustabout also can make the high pipe of precision.
In the bender of pipe of the present invention, possess bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece by described anchor clamps and described bending die limiter tube, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that, in the mode of keeping out of the way described bending die is set movably from the bending position of pipe, make this bending die move to bending position relatedly, its homing action with described pressure piece relatedly is kept out of the way from bending position with the flexure operation of described pressure piece.
In general, in the bender of pipe, when carrying out next bending machining, need make the advance amount of regulation of pipe, also need turn round the angle of regulation in case of necessity.Reason is, under the state that bending machining is through with, because pipe is positioned at the groove of bending die, so if make pipe revolution predetermined angular under this state, the sidewall of groove can stop the revolution of pipe.
According to bender of the present invention, after before bending machining finished, when pressure piece resetted, along with its action, bending die can be kept out of the way and leaves from pipe from bending position.Therefore, even finish back return bend at once, do not worry that pipe can abut to the groove of bending die in bending machining before yet.
Therefore, the feed motion by the pipe that carried out before next bending machining can carry out the feeding and the revolution of pipe simultaneously, can realize the shortening of feeding operating time, improves operating efficiency.
Here, in the bender of the pipe of foregoing invention, also can set cam follower at described bending die and described pressure piece respectively, simultaneously, set operation panel freely in above-mentioned frame rotation, and on this operation panel, form and the relative cam path of described two cam followers respectively, described bending die and described pressure piece are moved by described operation panel is rotated.
In addition, in the bender of pipe of the present invention, possess bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece by described anchor clamps and described bending die limiter tube, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that, set the check plate that possesses a plurality of locking plates movably in described frame, optionally limit the amount of movement of described pressure piece by this check plate is moved.
In general, in the bender of pipe, decide the angle of bend of pipe by the amount of spin of pressure piece.And, in the bender of pipe, retainer is set for the amount of bow of limiter tube, improve the precision of angle of bend by amount of spin by this retainer setting pressure part.But,, under the different situation of angle of bend, can not carry out corresponding with it when retainer fixedly the time.
According to the bender of pipe of the present invention, move by making check plate, thereby can make locking plate change to the position of regulation.
Therefore, a pipe is carried out under the different situation of many places bending machining and these amount of bow for example needing, move to the position of regulation, can carry out these different bending machining continuously, can improve operating efficiency by making locking plate.
Here, in the bender of the pipe of foregoing invention, also can be provided with and the rotating relatedly gear of the rotational action of described pressure piece, simultaneously, set slide unit with tooth bar in described frame, make this tooth bar and described gears engaged, so that a plurality of locking plate optionally sets described check plate with the opposed mode of an end of this slide unit.
At this moment, can need the processing of the pipe of different angle of bend continuously.
In addition, in the bender of the pipe of foregoing invention, also can with freely rotating axle be supported on described frame, described check plate is arranged on this axle.
At this moment, will with the corresponding locking plate of a plurality of different angle of bend of a pipe be arranged on check plate around, by making the check plate revolution that corresponding locking plate is moved to and the opposed stop position of slide unit in order, like this, can carry out the bending machining of many pipes continuously.
In addition, in the bender of the pipe of foregoing invention, described check plate is made of a plurality of cutting plates, mounting or dismounting are installed to the cutting plate of described check plate on the described axle freely.
At this moment, carry out the mounting or dismounting of check plate easily to axle.
In addition, in the bender of the pipe of foregoing invention, also can make the turning cylinder of described pressure piece and the axle of described check plate connect (Even Department each other) by mono-directional overrun clutch.
At this moment, owing to make the locking plate of check plate and the bending machining action of pressure piece move to assigned position linkedly, so, the bending machining operation becomes than being easier to, and need not to be used to special actuator that check plate is moved, therefore, realized the simplification of device, reduced the cost of device thus, made its compact conformation.
The equipping position of above-mentioned mono-directional overrun clutch also can be any part of the Poewr transmission mechanism the axle from the turning cylinder of pressure piece to check plate.
For example, be provided with and the rotating relatedly gear of the rotational action of described pressure piece, on the axle of described check plate, set gear, simultaneously, set slide unit with tooth bar in described frame, make described tooth bar and described two gears engaged, make the rotational motion of described turning cylinder be delivered to the axle of described check plate by described gear, slide unit, gear, described check plate is rotated, under the situation that possesses such Poewr transmission mechanism, as long as the turning cylinder that is arranged on pressure piece is between the check plate.
At this moment, preferably described mono-directional overrun clutch is provided between the axle of described slide unit and described check plate.
In addition, in the bender of pipe of the present invention, possess bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece by described anchor clamps and described bending die limiter tube, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that, set the feeding platform that revolution has chuck freely movably in described frame, simultaneously, form cam path abreast with the moving direction of described feeding platform, on described feeding platform, move and set pin freely, the front end of this pin is engaged with described cam path, simultaneously, described pin and described chuck are got in touch, along with the action that described feeding platform is advanced, described pin is moved along described cam path, this is moved this chuck is rotated.
In general, in the bender of pipe,, before carrying out next bending machining, make the pipe ormal weight that advances, need to turn round the angle of regulation in case of necessity carrying out continuously under the situation of bending machining.
According to bender of the present invention, owing to can make the angle of pipe revolution regulation along with advancing of feeding platform, so, good operability; In addition, owing to the angle of setting pipe by grooved cam, so precision improves.In addition, need not to be used for the special actuator of the revolution operation of pipe at least, the simplification of implement device, the cost of device reduces thus, compact conformation.
Here, in the bender of the pipe of foregoing invention, can set long columnar part in described frame, side face at this columnar part forms described cam path, simultaneously, rotate and set pin at described feeding platform freely, along with the action that described feeding platform is advanced, described pin is rotated along described cam path, this is moved this chuck is rotated.
At this moment, preferably the end mounting or dismounting with described columnar part are provided in described frame freely, at this moment, carry out the replacing of other columnar parts different with cam path easily.
In addition, in these cases, can in described frame, on the gyroaxis of described chuck, set pinion, and set tooth bar with described pinion sliding freely at described feeding platform, simultaneously, described pin is equipped on this tooth bar,, described pin is moved along described cam path along with the action that described feeding platform is advanced, make this motion be delivered to described chuck by tooth bar and pinion, thereby this chuck is rotated.
At this moment, preferably arrange the block with described cam path part in described frame and form cam path, at this moment, the formation of cam path is easy, can make the with low cost of cam path local shape change.
In addition, in the bender of the pipe of foregoing invention, described pin can be equipped on described cam path with easy accessly.
At this moment, in that pin is reset under the situation of primary position, pin is resetted under the state of deviating from from cam path, the reset operation of pin is easy.
In addition, in the bender of the pipe of foregoing invention, also can be equipped with the detent mechanism of described feeding platform.
At this moment, the amount of feeding of pipe is correct, the also corresponding raising of machining accuracy.
In addition, in the bender of pipe of the present invention, possess bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece by described anchor clamps and described bending die limiter tube, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that, in the mode of keeping out of the way described bending die is set movably from the bending position of pipe, make this bending die move to bending position relatedly, its homing action with described pressure piece relatedly is kept out of the way from bending position with the flexure operation of described pressure piece; Simultaneously, set the check plate that possesses a plurality of locking plates movably, optionally limit the amount of movement of described pressure piece by this check plate is moved, described check plate is moved with the flexure operation of described pressure piece relatedly in described frame.
According to bender of the present invention, owing to make check plate move the locking plate of selecting this check plate linkedly with the flexure operation of pressure piece, so, operation becomes easily, in addition, need not to be used for the special actuator of mobile check plate, therefore, device is oversimplified, and the cost of device reduces thus, compact conformation.
Description of drawings
Fig. 1 illustrates the oblique view of the bender integral body of pipe of the present invention for notion.
Fig. 2 is the oblique view that decomposes the bend of the bender that pipe of the present invention is shown.
Fig. 3 is the oblique view of the part of the angle of bend configuration part of decomposing the bender that pipe of the present invention is shown.
Fig. 4 is the oblique view of other embodiments of cam path that the bender of pipe of the present invention is shown.
Fig. 5 illustrates the oblique view of the variation of cam path shown in Figure 4 for part.
Fig. 6 is the oblique view of other configuration modes of mono-directional overrun clutch that shows the bender of pipe of the present invention.
The specific embodiment
The present invention will be described based on embodiment shown in the drawings below.
In the bender of this pipe, as shown in Figure 1, possess: pipe is carried out crooked bend 10, the angle of bend configuration part 40 of the angle of bend of decision pipe, the amount of feeding of decision pipe and the feeding portion 60 of bending direction etc.
Bending die 12 has a part and forms circular-arc side face 12a, is formed with the groove 18 of the arcuation of accommodating pipe P on this side face 12a, and it is roughly semicircle that the cross section of the groove 18 of this arcuation becomes.In addition, below this bending die 12, shown in Fig. 2 dotted line, like that, wear porose 19.And this bending die 12 remains on the substrate 11 sliding freely by the guide 20 that is arranged at substrate 11.
On the other hand, connect at an end of bending die action movie 13 axis hole 21 is set, on the other end, erect pin 22 is set, and then below pars intermedia, setting cam follower 23.
And, bending die action movie 13 will be sold 22 matched in clearance in the hole 19 of bending die 12 by the arcuation slotted hole 24 that is formed at substrate 11, make to insert the axle 25 lead in the axis hole 21 of bending die action movie 13 and end with hole 26 cards that are located on the substrate 11, thus, rotation remains in substrate 11 freely.
And the plate 28 of this pressure piece 14 leads in the axis hole 30 that is arranged in the other end by axle 31 is inserted, and its front end and hole 32 cards that are located on the substrate 11 are ended, and is supported on substrate 11 freely thereby rotate.
And this operation panel 17 makes axis hole 35 chimeric with axle 16, by key etc. and integrated mutually.In addition, cam path 36 is engaged with the cam follower 23 of bending die action movie 13, cam path 37 is engaged with the cam follower 29 of pressure piece 14.
In the bend 10 that constitutes like this, at the primary position of operation panel shown in Figure 1 17, bending die 12 is in retreating position (position of keeping out of the way from the bending machining position), and pressure piece 14 is in primary position (position before flexure operation begins).
From this state, when operating operation plate 17, the cam follower 23 that engages with the slot part 36a of the cam path 36 of this operation panel 17 is urged the medial surface (faces of axis hole 35 sides) at slot part 36a, bending die action movie 13 rotates, and pin 22 bending dies 12 by this bending die action movie 13 move to the bending machining locality.On the other hand, the cam follower 29 of plate 28 owing to engage with the slot part 37a of cam path 37, promptly since with engage with the slot part 37a that is formed centrally with axis hole 35, so, be not subjected to the mobile influence of cam path 37, therefore, pressure piece 14 rests on primary position.
When further operating operation plate 17, the side of the slot part 37b that cam follower 29 is urged at cam path 37, plate 28 is that rotate at the center with axle 31 thus, pressure piece 14 is with respect to bending die 12 revolution.On the other hand, cam follower 23 arrives the slot part 36b of cam path 36, moves in slot part 36b.Yet because slot part 36b and axis hole 35 are formed centrally together, so cam follower 23 is not subjected to the influence of moving of cam path 36, therefore, bending die 12 rests on the bending machining position.
In the angle of bend configuration part 40 of pipe, as Fig. 3 in detail shown in like that, bearing 41,41 is set on frame 1, installing rack is provided with axle 42 on these bearings 41,41.Sleeve pipe 44 in this end of 42 by mono-directional overrun clutch 43 matched in clearance, be set with gear 45 at an end of this sleeve pipe 44.
Be equipped with the check plate 46 that is discoideus in the other end of axle 42.This check plate 46 has the sleeve pipe 47 of tubular at the center.And this check plate 46 and sleeve pipe 47 as shown in Figure 3, are divided into two parts along its bus, and check plate part 46a, the 46b that these are cut apart and sleeve portion 47a, 47b are fixed on the axle 42 by bolt 48 and nut 49.In addition, on the periphery of check plate 46, be equipped with a plurality of locking plates 50.This locking plate 50 is formed by bolt, can set overhang by making this bolt and check plate 46 threaded engagement.
In addition, on the axle 16 of the operation panel 17 of above-mentioned bend 10, be set with gear 51, on the other hand, on frame 1, be mounted slidably bar-like member 52. Form tooth bar 53,54 on this bar-like member 52, these tooth bars 53,54 are meshing with gear 51,45 respectively.
In addition, in this canal curvature angle initialization portion 40, on the axle 16 of the operation panel 17 of above-mentioned bend 10, fixedly install gear 55, on the other hand, on frame 1, be slidably disposed on bar-like member 56.The end of this bar-like member 56 with the locking plate 50 of check plate 46 in an opposed mode disposing.On this bar-like member 56, be formed with tooth bar 57, this tooth bar 57 and gear 55 engagements.
And in canal curvature angle initialization portion 40, during present dynasty bending machining direction operating operation plate 17, gear 51 turns round thereupon.The revolution of this gear 51 is delivered on the bar-like member 52 by tooth bar 53, and this bar-like member 52 is moved to a side.Like this, make gear 45 revolutions, and then make sleeve pipe 44 revolutions, but its power can be delivered on the axle 42 by mono-directional overrun clutch 43 blockings by tooth bar 54.Therefore, check plate 46 can not turn round, and stops at its position.
On the other hand, during present dynasty bending machining direction operating operation plate 17, gear 55 turns round thereupon, and this revolution is delivered on the bar-like member 56 by tooth bar 57, and this bar-like member 56 is moved towards check plate 46.And when the front end of bar-like member 56 was connected on the locking plate 50 of check plate 46, moving of bar-like member 56 just stopped at this.Therefore, operation panel 17 can not carry out rotating operation again.
When the bending machining end, when operation panel 17 was resetted, gear 51 carried out contrary revolution thereupon.The revolution of this gear 51 is delivered on the bar-like member 52 by tooth bar 53, and this bar-like member 52 is moved towards a side.Like this, make gear 45 revolutions, and then make sleeve pipe 44 revolutions by tooth bar 54.At this moment, the power of sleeve pipe 44 is delivered on the axle 42 by mono-directional overrun clutch 43, makes check plate 46 revolutions.And under the state that operation panel 17 resets fully, the locking plate 50 of check plate 46 advances one.
On the other hand, when operation panel 17 resetted, gear 55 carried out contrary revolution thereupon, and this revolution is delivered on the bar-like member 56 by tooth bar 57, and this bar-like member 56 is moved towards the direction opposite with check plate 46.And under the state that operation panel 17 resets fully, bar-like member 56 resets to its its position just.
In feeding portion 60, as shown in Figure 1, feeding platform 61 is set sliding freely in frame 1, on this feeding platform 61, rotate and be equipped with handle 62 freely.Setting chuck 63 with freely rotating on this feeding platform 61, convergent-divergent is equipped with the pawl 64,64 of tubular handle P freely on this chuck 63.And, come this pawl 64,64 of convergent-divergent by action bars 65.In addition, on this chuck 63, setting and make pawl 64,64 rotating belt pulleys 66.And this belt pulley 66 is by with this belt pulley and the belt pulley of establishing 67 and be wound on the transmission that belt 68 on these belt pulleys 66,67 is realized power.
On the other hand, bearing 69 is set on frame 1, this bearing 69 is installed and removed cantilever support columnar part 70 freely.This columnar part 70 has cam path 71 on its surface, and the other end intercalation is in the centre bore 72 of belt pulley 67.In addition, the prominent support plate (ス テ one) 73 of establishing on belt pulley 67 is equipped with pin 74 at the front end of this support plate 73.This pin 74 goes out to move back and is arranged on freely on the support plate 73, and to the projected direction application of force, front end is embedded in the cam path 71 of columnar part 70 by not shown spring.
In addition, on frame 1, be equipped with location-plate 75.On this location-plate 75, be formed with breach 76.
When controlling handle 62 when feeding platform 61 is advanced, the pipe P that feeding is controlled by the pawl 64,64 of chuck 63.Simultaneously, pin 74 cam paths 71 along columnar part 70 advance, and belt pulley 67 rotates thereupon.The rotational motion of this belt pulley 67 is delivered on the chuck 63 by belt 68, belt pulley 66, makes the pipe P revolution of being controlled by pawl 64,64.And, be entrenched in the next breach 76 to come feeding platform 61 is positioned by making handle 62.
The bender of operating the pipe of such formation as following carries out canal curvature processing.
At first, the butt handle of managing P is held on the chuck 63 of feeding portion 60, the front end that makes pipe P is between the bending die 12 and pressure piece 14 and anchor clamps 15 of bend 10.
In addition, the locking plate 50 of the check plate 46 of angle of bend configuration part 40 is adjusted to primary position.
Under this state, make operation panel 17 when the bending machining direction moves, bending die 12 moves to the bending machining position, the leading section of grip tube P between anchor clamps 15 and bending die 12, simultaneously, P is limited between the groove 18 of the groove 27 of pressure piece 14 and bending die 12 with pipe.
When further making operation panel 17 when the bending machining direction moves, pressure piece 14 makes groove 18 distortion of pipe P along the side face 12a of bending die 12 along the side face revolution of bending die 12.
Simultaneously, the bar-like member 56 of angle of bend configuration part 40 moves towards the direction of check plate 46.And when locking plate 50 butts of the front end of bar-like member 56 and check plate 46, operation panel 17 just can't operate 17 again.
During (direction resets) operating operation plate 17, bar-like member 56 leaves from the locking plate 50 of check plate 46 when in the opposite direction.In addition, bar-like member 52 moves, and axle 42 thus, makes check plate 46 revolutions thereupon by gear 45, sleeve pipe 44, mono-directional overrun clutch 43 revolutions.And when bar-like member 52 reset to original position, the next locking plate 50 of check plate 46 moved to assigned position.Bending die 12 resets to original position during this period.
Then, the handle 62 of operation feeding portion 60 advances feeding platform 61.Like this, pin 74 rotates along the cam path 71 of columnar part 70, and chuck 63 turns round thereupon.And if handle 62 arrives the next breach 76 of location-plate 75, then swing handle 62 drops in this breach 76 it downwards.
Therefore, pipe P feeding specific length, simultaneously, the revolution predetermined angular.
Carry out such action repeatedly, can obtain the pipe P of three-dimensional bending.
Alleged pipe P among the present invention not only is meant the pipe of so-called hollow also to comprise solid rod.
In addition, in the bend 10 of above-mentioned embodiment, 13 rotations of bending die action movie are installed on the substrate 11 freely, on this bending die action movie 13, set cam follower 23 and sell 22, by them operation panel 17 and bending die 12 are got in touch, but also can cam follower 23 be set directly on bending die 12, this cam follower is engaged with the cam path 36 of operation panel 17.At this moment, to change the shape of grooved cam 36 certainly.
In addition, in the bend 10 of above-mentioned embodiment, pressure piece 14 is set on plate 28, and rotation is provided in this plate 28 on the substrate 11, simultaneously freely, on this plate 28, set cam follower 29, pressure piece 14 and operation panel 17 are got in touch, be arranged on freely on the substrate 11, simultaneously but also pressure piece 14 can be rotated, cam follower 29 is set directly on the pressure piece 14, this cam follower is engaged with the cam path 37 of operation panel 17.
In addition, in the above-described embodiment, in feeding portion 60, though cam path 71 is formed on the columnar part 70, also can be formed on as shown in Figure 4 plate-shaped member 77 above.
At this moment, must change into the gyration of chuck 63 along the moving of pin 74 that cam path 71 moves in the horizontal direction.
Therefore, in embodiment as shown in Figure 4, fixedly install pinion 78, simultaneously, sliding freely tooth bar 79 is set feeding platform 61, will sell 74 and be provided on this tooth bar, realize this structure thus in the rearward end of the gyroaxis 63a of chuck 63.
In this embodiment, when feeding platform 61 was advanced, pin 74 moved along cam path 71 thereupon.Thereupon, tooth bar 79 moves to the direction vertical with the direction of advance of feeding platform 61 (direction of arrow).The motion of this tooth bar 79 is delivered on the pinion 78, and chuck 63 is rotated.
Be formed on the cam path 71 on the above-mentioned plate-shaped member 77, also can be as shown in Figure 5, the block 80 that will have the part of cam path 71 is arranged on the plate-shaped member 77 continuously, by suitable structure example such as bolt 81 etc. they is fixed on and forms cam path 71 on the plate-shaped member 77.
In addition, in the above-described embodiment, in angle of bend configuration part 40, be equipped with mono-directional overrun clutch at sleeve pipe 44 that possesses gear 45 and the axle that possesses check plate 46 between 42, but also can be as shown in Figure 6, formative gear 43a on axle 42, simultaneously, on bar-like member 52, set pawl 43b, constitute mono-directional overrun clutch 43 thus.
Industrial applicibility
Above the bender of illustrated pipe of the present invention, carrying out curved with manual operation Song adds the processing ease in man-hour, even the roustabout also can make and apply the high accuracy bending and add Worker's pipe, so, be particularly useful for by manual operation pipe being carried out bending.
Claims (17)
1. the bender of a pipe, the bender of this pipe possesses bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece,, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that by described anchor clamps and described bending die limiter tube,
In the mode of keeping out of the way described bending die is set movably, makes this bending die move to bending position relatedly, its homing action with described pressure piece relatedly is kept out of the way from bending position with the flexure operation of described pressure piece from the bending position of pipe.
2. the bender of pipe as claimed in claim 1, it is characterized in that, set cam follower at described bending die and described pressure piece respectively, simultaneously, set operation panel freely in above-mentioned frame rotation, and on this operation panel, form and the relative cam path of described two cam followers respectively, described bending die and described pressure piece are moved by described operation panel is rotated.
3. the bender of a pipe, the bender of this pipe possesses bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece,, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that by described anchor clamps and described bending die limiter tube,
Set the check plate that possesses a plurality of locking plates movably in described frame, optionally limit the amount of movement of described pressure piece by this check plate is moved.
4. the bender of pipe as claimed in claim 3, it is characterized in that, be provided with and the rotating relatedly gear of the rotational action of described pressure piece, simultaneously, set slide unit with tooth bar in described frame, make this tooth bar and described gears engaged, so that a plurality of locking plate optionally sets described check plate with the opposed mode of an end of this slide unit.
5. the bender of pipe as claimed in claim 4 is characterized in that, with freely rotating axle is supported on described frame, and described check plate is arranged on this axle.
6. the bender of pipe as claimed in claim 5 is characterized in that, described check plate is made of a plurality of cutting plates, and the cutting plate mounting or dismounting of described check plate are installed on the described axle freely.
7. the bender of pipe as claimed in claim 5 is characterized in that, by mono-directional overrun clutch the turning cylinder of described pressure piece and the axle of described check plate is connected each other.
8. the bender of pipe as claimed in claim 7, it is characterized in that, be provided with and the rotating relatedly gear of the rotational action of described pressure piece, on the axle of described check plate, set gear, simultaneously, set slide unit, make described tooth bar and described two gears engaged with tooth bar in described frame, by described gear, slide unit, gear the rotational motion of described turning cylinder is delivered on the axle of described check plate, described check plate is rotated.
9. the bender of pipe as claimed in claim 8 is characterized in that, described mono-directional overrun clutch is provided between the axle of described slide unit and described check plate.
10. the bender of a pipe, the bender of this pipe possesses bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece,, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that by described anchor clamps and described bending die limiter tube,
In described frame, set the feeding platform movably, this feeding platform has chuck with freely rotating, simultaneously, form cam path abreast with the moving direction of described feeding platform, on described feeding platform, move and set pin freely, the front end of this pin is engaged, simultaneously with described cam path, described pin and described chuck are got in touch, along with the action that described feeding platform is advanced, described pin is moved along described cam path, this is moved be delivered to described chuck and this chuck is rotated.
11. the bender of pipe as claimed in claim 10, it is characterized in that, set long columnar part in described frame, side face at this columnar part forms described cam path, simultaneously, rotate and set pin at described feeding platform freely, along with the action that described feeding platform is advanced, described pin is rotated along described cam path, make this motion be delivered to described chuck and this chuck is rotated.
12. the bender of pipe as claimed in claim 11 is characterized in that, mounting or dismounting are equipped with the end of described columnar part freely in described frame.
13. the bender of pipe as claimed in claim 10, it is characterized in that, in described frame, on the gyroaxis of described chuck, set pinion, and set tooth bar with described pinion sliding freely, simultaneously at described feeding platform, described pin is equipped on this tooth bar, along with the action that described feeding platform is advanced, described pin is moved along described cam path, make this motion be delivered to described chuck by tooth bar and pinion this chuck is rotated.
14. the bender of pipe as claimed in claim 13 is characterized in that, the block in that described frame setting has a described cam path part forms cam path.
15. the bender of pipe as claimed in claim 10 is characterized in that, described pin is equipped on described cam path with easy accessly.
16. the bender of pipe as claimed in claim 10 is characterized in that, is equipped with the detent mechanism of described feeding platform.
17. the bender of a pipe, the bender of this pipe possesses bending die, pressure piece and anchor clamps; Described bending die is arranged at frame, has the arcuation side face, is formed with groove on this side face; Described pressure piece is arranged on the described frame freely along the side face rotation of described bending die, has groove with the opposed position of the groove of described bending die; Described anchor clamps are arranged on the described frame, under the state between the groove of groove that pipe is housed in described bending die and described pressure piece this pipe are limited to described bending die; Under the state between the groove of groove that pipe is housed in described bending die and described pressure piece,, described pressure piece is rotated along the side face of described bending die, pipe is carried out bending, it is characterized in that by described anchor clamps and described bending die limiter tube,
In the mode of keeping out of the way described bending die is set movably, makes this bending die move to bending position relatedly, its homing action with described pressure piece relatedly is kept out of the way from bending position with the flexure operation of described pressure piece from the bending position of pipe; Simultaneously, set the check plate that possesses a plurality of locking plates movably, move the amount of movement that optionally limits described pressure piece, described check plate is moved with the flexure operation of described pressure piece relatedly by making this check plate in described frame.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP284846/2003 | 2003-08-01 | ||
| JP2003284846A JP4515056B2 (en) | 2003-08-01 | 2003-08-01 | Pipe bending machine |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101485866A Division CN100531950C (en) | 2003-08-01 | 2004-07-27 | Pipe bender |
| CNB2007101485870A Division CN100546736C (en) | 2003-08-01 | 2004-07-27 | The bender of pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1829577A true CN1829577A (en) | 2006-09-06 |
| CN100366357C CN100366357C (en) | 2008-02-06 |
Family
ID=34113854
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101485866A Expired - Fee Related CN100531950C (en) | 2003-08-01 | 2004-07-27 | Pipe bender |
| CNB2004800218932A Expired - Fee Related CN100366357C (en) | 2003-08-01 | 2004-07-27 | Pipe bender |
| CNB2007101485870A Expired - Fee Related CN100546736C (en) | 2003-08-01 | 2004-07-27 | The bender of pipe |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101485866A Expired - Fee Related CN100531950C (en) | 2003-08-01 | 2004-07-27 | Pipe bender |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101485870A Expired - Fee Related CN100546736C (en) | 2003-08-01 | 2004-07-27 | The bender of pipe |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4515056B2 (en) |
| CN (3) | CN100531950C (en) |
| WO (1) | WO2005011887A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103118816A (en) * | 2011-01-22 | 2013-05-22 | 三樱工业株式会社 | Pipe bending apparatus |
| CN103934325A (en) * | 2009-05-19 | 2014-07-23 | 新日铁住金株式会社 | Bending apparatus |
| CN106975678A (en) * | 2017-04-10 | 2017-07-25 | 金剑峰 | A kind of automatic pipebender |
| CN111331016A (en) * | 2020-03-17 | 2020-06-26 | 米伦医疗科技(苏州)有限公司 | Bending forming device for walking aid support |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100873397B1 (en) * | 2008-06-26 | 2008-12-11 | 한국철강산업(주) | Automatic machine for bending the bar |
| CN109500163B (en) * | 2018-12-10 | 2024-05-14 | 三之信（天津）自动化设备有限公司 | Full-automatic pipe fitting bender |
| CN114309153B (en) * | 2021-12-09 | 2024-04-05 | 湖南建东安家科技有限公司 | Equipment for bending profile steel |
| CN115488195B (en) * | 2022-11-02 | 2023-05-02 | 广州华茂机械模具有限公司 | High-precision three-dimensional manual pipe bending machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2904885A1 (en) * | 1979-02-09 | 1980-08-14 | Rothenberger Gmbh Co | BENDING DEVICE FOR METAL PIPES |
| FR2567429B1 (en) * | 1984-07-10 | 1992-03-27 | Picot Sa | MACHINE FOR BENDING TUBES, BARS OR PROFILES |
| JPS6281219A (en) * | 1985-10-02 | 1987-04-14 | Hitachi Ltd | Full automatic bending device |
| CN2180354Y (en) * | 1993-10-29 | 1994-10-26 | 圣闵机械有限公司 | Automatic pipe bender |
| CN2351226Y (en) * | 1998-09-03 | 1999-12-01 | 泓全机械有限公司 | Continuous knee-bending pipe bender |
-
2003
- 2003-08-01 JP JP2003284846A patent/JP4515056B2/en not_active Expired - Fee Related
-
2004
- 2004-07-27 WO PCT/JP2004/011033 patent/WO2005011887A1/en active Application Filing
- 2004-07-27 CN CNB2007101485866A patent/CN100531950C/en not_active Expired - Fee Related
- 2004-07-27 CN CNB2004800218932A patent/CN100366357C/en not_active Expired - Fee Related
- 2004-07-27 CN CNB2007101485870A patent/CN100546736C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934325A (en) * | 2009-05-19 | 2014-07-23 | 新日铁住金株式会社 | Bending apparatus |
| CN103934325B (en) * | 2009-05-19 | 2016-09-28 | 新日铁住金株式会社 | Bender |
| CN103118816A (en) * | 2011-01-22 | 2013-05-22 | 三樱工业株式会社 | Pipe bending apparatus |
| CN103118816B (en) * | 2011-01-22 | 2015-07-22 | 三樱工业株式会社 | Pipe bending apparatus |
| CN106975678A (en) * | 2017-04-10 | 2017-07-25 | 金剑峰 | A kind of automatic pipebender |
| CN106975678B (en) * | 2017-04-10 | 2019-08-16 | 金剑峰 | A kind of automatic pipebender |
| CN111331016A (en) * | 2020-03-17 | 2020-06-26 | 米伦医疗科技(苏州)有限公司 | Bending forming device for walking aid support |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005011887A1 (en) | 2005-02-10 |
| JP4515056B2 (en) | 2010-07-28 |
| JP2005052854A (en) | 2005-03-03 |
| CN100546736C (en) | 2009-10-07 |
| CN100366357C (en) | 2008-02-06 |
| CN100531950C (en) | 2009-08-26 |
| CN101112712A (en) | 2008-01-30 |
| CN101112711A (en) | 2008-01-30 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20080206 Termination date: 20210727 |