CN109926492A - A kind of pipe fitting working and forming machine, processing molding method and side punching hemmer - Google Patents
A kind of pipe fitting working and forming machine, processing molding method and side punching hemmer Download PDFInfo
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- CN109926492A CN109926492A CN201910144565.XA CN201910144565A CN109926492A CN 109926492 A CN109926492 A CN 109926492A CN 201910144565 A CN201910144565 A CN 201910144565A CN 109926492 A CN109926492 A CN 109926492A
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- 238000004080 punching Methods 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000000465 moulding Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 20
- 230000017105 transposition Effects 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims 1
- 238000007493 shaping process Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 abstract 1
- 238000005336 cracking Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011066 ex-situ storage Methods 0.000 description 1
- 239000007937 lozenge Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Punching Or Piercing (AREA)
Abstract
The present invention relates to a kind of pipe fitting working and forming machine, processing molding method and side punching hemmers, belong to automation processing technique field.Pipe fitting working and forming machine includes rack and side punching hemmer；Side punching hemmer includes sandwich mold unit and side blow hole flanging unit, and the Feed servo system device for driving Unit two to relatively move in feed direction is equipped in rack；Side blow hole flanging unit includes that can protrude into pipe fitting and axially along the side blow hole flanging mandrel component of direction of feed arrangement；Two clampings of sandwich mold unit, which are equipped with, can mold composition flange die hole compatible with the flange mold segment on punch die, and can mold composition aperture and be less than flange die hole and punching concave die hole compatible with the formed punch on punch die；Feed servo system device is also used to that pipe fitting is driven to relatively move in feed direction with sandwich mold unit.The machine-shaping function improves the quality and yield rate for pulling out hole forming, can be widely used in the manufacturing fields such as aviation, refrigeration and automobile.
Description
Technical field
The present invention relates to automatically processing device fields, specifically, being related to a kind of pipe fitting working and forming machine, can be used for structure
The pipe fitting processing molding method building the side punching hemmer of the pipe fitting working and forming machine and being used suitable for both.
Background technique
In pipe fitting processing, it usually needs the processing of side blow hole flanging is carried out to the pipe fitting after certain working process,
Corresponding functional structure can be obtained, for example, application institute's application publication number is disclosed in the patent document of CN104646559A
A kind of three-way pipe forming machine, after completing three-way forming, need corresponding position obtain side punching turnup structure.
Side punching turnup structure is automatically molded on pipe fitting in order to realize, applicant is in Publication No.
A kind of formation of tubes machine, including side punching hemmer are disclosed in the patent document of CN108043903A, such as its attached drawing, the side
Punching flanging device includes sandwich mold unit and side blow hole flanging unit；Side blow hole flanging unit includes the side blow that can be protruded into pipe fitting
Hole flanging mandrel component, the side blow hole flanging mandrel component include being driven by piercing and flanging driving mechanism to carry out side blow to pipe fitting
The punch die of hole flanging operation；Sandwich mold unit includes two clampings and the clamping for driving two clamping to relatively move along molding direction
Driver is equipped with half die hole that can mold composition flange die hole in two clamping.
Applicant is when carrying out the processing of side blow hole flanging using pipe fitting of the equipment to some hardness height and poor toughness, discovery
It is easy to appear the problem that punching cracks and causes product rejection rate higher.Applicant it has been investigated that one of the main reasons for this is that
Punching and flange share same punch die, and the inside port blockage mold segment which has the lesser formed punch of diameter and be relatively large in diameter causes
In punch process, the gap between formed punch and flange die hole in clamping is usually more than a wall thickness or more, and is easy
There is the problem of punching cracking.In order to solve the technical problem, applicant goes out inner hole first with punching machine in advance on pipe fitting, then puts
When going flange to handle on to side punching hemmer, there is only the problems for positioning difficult problem and causing to pull out hole skew for discovery, and
The problem of being still easy to appear punching cracking.
Summary of the invention
The main object of the present invention is to provide a kind of pipe fitting working and forming machine, carries out side blow hole flanging to pipe fitting can improve
The yield rate of machine-shaping processing；
It is a further object of the present invention to provide a kind of side blow hole flanging dresses that can be used for constructing above-mentioned pipe fitting working and forming machine
It sets；
Another object of the present invention is to provide one kind and is suitable for above-mentioned pipe fitting working and forming machine and the use of side punching hemmer
Pipe fitting processing molding method.
To achieve the goals above, pipe fitting working and forming machine provided by the invention includes rack and rack-mounted side
Punching flanging device；Side punching hemmer includes sandwich mold unit and side blow hole flanging unit；Feed servo system is installed in rack
Device, for driving side blow hole flanging unit to relatively move in feed direction with sandwich mold unit；Side blow hole flanging unit includes can
It protrudes into pipe fitting and axially along the side blow hole flanging mandrel component of direction of feed arrangement, side blow hole flanging mandrel component includes being rushed
The driving of hole flanging driving mechanism is with the punch die to pipe fitting progress side blow hole flanging operation；Sandwich mold unit is including two clampings and for driving
The clamp drive for keeping two clamping molding mobile, two clampings are equipped with to mold to form and be adapted with the flange mold segment on punch die
Flange die hole；Two clampings, which are equipped with, can mold composition aperture less than flange die hole, and be adapted with the formed punch on punch die
Punching concave die hole；Feed servo system device is for driving pipe fitting and sandwich mold unit to relatively move in aforementioned direction of feed.
It, will side punching in the prior art with energy by the way that punching concave die hole and flange die hole is arranged simultaneously on sandwich mold unit
It the punching of flange step and pulls out hole flanging two procedures and is carried out at molding on two die holes respectively in same sandwich mold unit
Reason reduces the problem of punching is cracked so as in punch process, make punching concave die hole more be bonded matching with formed punch；And it is preceding
It is positioned afterwards based on same benchmark, the problems such as skew can occur from reducing punching and pulling out the deviation of hole flanging；Simultaneously as
The direction of punching is identical as the direction for pulling out hole flanging, to avoid causing to pull out hole cracking, skew etc. because of jagged in pipe
Problem.
Specific scheme is that punching concave die hole is parallel with the axial direction of flange die hole and be arranged side by side, can avoid punching and
Pull out the rotational positioning during hole；Feed servo system device includes for driving sandwich mold unit and side blow hole flanging unit in aforementioned feeding
The the first Feed servo system device relatively moved on direction, and for driving pipe fitting and sandwich mold unit are opposite in aforementioned direction of feed to move
The second dynamic Feed servo system device.It the case where for being driven using more than two and relatively independent Feed servo system devices, can be just
In driving different piece mobile according to different needs, and convenient for operation.
More specific scheme be in the first Feed servo system device and the second Feed servo system device, at least one can drive pipe fitting and
Side blow hole flanging unit relatively moves in feed direction.Consequently facilitating shifting material when forming more than two flange pore structures.
Further embodiment is that the first Feed servo system device is only used for driving the relatively described rack of side blow hole flanging unit
It is moved along the direction of feed, and the second Feed servo system device is only used for driving the relatively described machine frame movement of pipe fitting；Or, described
First Feed servo system device is only used for that the sandwich mold unit is driven to move relative to the rack along the direction of feed, and described second
Feed servo system device can be used to drive the relatively described machine frame movement of any one in pipe fitting and the sandwich mold unit；Or, described second into
It is only used for that the sandwich mold unit is driven to move relative to the rack along the direction of feed to driver, and first feeding is driven
Dynamic device can be used to drive the relatively described machine frame movement of any one of the side blow hole flanging unit and described sandwich mold unit；Or,
It is described into the first Feed servo system device include be only used for that the sandwich mold unit is driven to move relative to the rack along the direction of feed
The second axial feed driver rack opposite with being only used for driving the side blow hole flanging unit along the direction of feed
Mobile first axis Feed servo system device, and the second Feed servo system device includes the second axial feed driver and only use
In the feeding trolley for driving pipe fitting to move relative to the rack along the direction of feed.
Preferred scheme is fixed on the rack for sandwich mold unit, and sandwich mold unit is arranged to keep opposing stationary with rack,
To need to only drive side blow hole flanging unit and/or pipe fitting mobile, i.e., the two can carry out independently mobile and easy to process formed
Relevant operation processing in journey；Debris collection is disposed on the downside of the die hole arranged downward, on the pedestal of sandwich mold unit
Equipped with the mounting groove for carrying out pull installation with drawer structure for debris collection, pedestal is equipped with and falls into mounting groove for clast
Passageway through-hole；The feeding trolley of second Feed servo system device includes that the rack is slidably mounted in by guide rail slide block mechanism
On installation slide can for driving the straight-line displacement output device that reciprocatingly slides along the direction of feed of installation slide
The feeding main shaft being rotatably mounted on the installation slide, the rotating driver for driving the feeding main shaft to rotate, and
The pipe clamp mechanism being mounted in the feeding main shaft；There is the feeding main shaft confession side blow hole flanging mandrel component to pass through
Axially extending bore；The first Feed servo system device include be slidably mounted in by guide rail slide block mechanism in the rack into
To slide, and the straight-line displacement output device for driving the feeding slide to reciprocatingly slide along the direction of feed；The punching
Hole flanging driving mechanism includes the hold-down support being fixed on the feeding slide, is slideably pacified by guide rail slide block mechanism
The linear position that driving support on the feeding slide is used to that the driving support to be driven to move along the direction of feed
Output device, the outer tube and rear end that rear end is fixed on the hold-down support are fixed on the driving support and slidably
Ground is sleeved on the push-pull rod in the outer tube.
In order to achieve the above-mentioned another object, side punching hemmer provided by the invention, including rack and it is mounted on the machine
Sandwich mold unit, side blow hole flanging unit and Feed servo system unit on frame, the Feed servo system unit for drive sandwich mold unit with
Side blow hole flanging unit relatively moves in feed direction；Side blow hole flanging unit includes that can protrude into pipe fitting and axially along feeding
Direction arrangement side blow hole flanging mandrel component, the side blow hole flanging mandrel component include by piercing and flanging driving mechanism drive with
The punch die of side blow hole flanging operation is carried out to pipe fitting；Sandwich mold unit includes two clampings and for driving two clamping molding mobile
Clamp drive, two clampings, which are equipped with, can mold composition flange die hole compatible with the flange mold segment on punch die；Two clampings
Composition aperture can be molded by, which being equipped with, is less than flange die hole, and punching concave die hole compatible with the formed punch on punch die.
It, will side punching in the prior art with energy by the way that punching concave die hole and flange die hole is arranged simultaneously on sandwich mold unit
It the punching of flange step and pulls out hole flanging two procedures and is carried out at molding on two die holes respectively in same sandwich mold unit
Reason reduces the problem of punching is cracked so as in punch process, make punching concave die hole more be bonded matching with formed punch；Together
When, since the direction of punching is identical as the direction for pulling out hole flanging, thus avoid causing to pull out because of jagged in pipe hole cracking,
The problems such as crooked.
Specific scheme is that punching concave die hole is parallel with the axial direction of flange die hole and be arranged side by side, can avoid punching and
Pull out the rotational positioning during hole；Sandwich mold unit is fixed on the rack；Feed servo system device can at least be used to drive side blow hole flanging
Unit moves between punching station and flange station relative to rack, and is located on two station.Sandwich mold unit is arranged to
It keeps opposing stationary with rack, during transposition, carries out independent with pipe fitting side from side blow hole flanging unit or combine movement, energy
Relevant operation processing in forming process easy to process.
More specific scheme is that two clampings are equipped with two groups towards opposite die hole group, and die hole group includes that pairing uses
Flange die hole and punching concave die hole；The Feed servo system device includes that institute is slidably mounted in by guide rail slide block mechanism
State the feeding slide in rack, and the straight-line displacement output for driving the feeding slide to reciprocatingly slide along the direction of feed
Device；The piercing and flanging driving mechanism includes the hold-down support being fixed on the feeding slide, passes through guide rail slide block mechanism
And the driving support on the feeding slide is slidably mounted in for driving the driving support to move along the direction of feed
Dynamic linear position output device, the outer tube and rear end that rear end is fixed on the hold-down support are fixed on the driving branch
The push-pull rod on seat and being slideably sleeved in the outer tube.
In order to achieve the above-mentioned further object, pipe fitting processing molding method provided by the invention includes punching step, transposition step
Suddenly with flange step；The punching step including the use of the formed punch of side blow hole flanging punch die and the cooperation in punching concave die hole, from
The inside of pipe fitting is outwards punched out processing to the pre-position of pipe fitting；The flange step includes utilizing the punch die
Side punching flange mold segment and flange die hole cooperation, it is outside from the inside of pipe fitting, in punching step institute machine-shaping
At punching out, flange processing is carried out to pipe fitting；The transposition step includes, in the axial direction to flange pipe portion, described in holding
Punch die is opposing stationary with pipe fitting, and the punching concave die hole and the flange die hole and the punch die is driven to relatively move, until
The punch die is adapted can be carried out at the position of flange processing with the flange die hole.
Based on the same side piercing and flanging punch die, punching is completed using independently cooperating with punching concave die hole and flange die hole
Hole process and turn-up process reduce punching so as in punch process, make punching concave die hole more be bonded matching with formed punch
The problem of cracking；During transposition, only relatively moves in axial direction and positioned convenient for same benchmark, it can be from reduction punching
And it pulls out the deviation of hole flanging and the problems such as skew occurs；Simultaneously as the direction of punching is identical as the direction for pulling out hole flanging, thus
It avoids leading to pull out hole cracking, skew because of jagged in pipe.
Specific scheme is processing molding method using technical solution described in any of the above-described pipe fitting working and forming machine
It is executed.Relative position between punching concave die hole and flange die hole is mounted on the rack with remaining unchanged；Further, it rushes
Hole die hole and flange die hole are arranged in same clamping.
Detailed description of the invention
Fig. 1 is the perspective view of pipe fitting working and forming machine embodiment 1 of the present invention；
Fig. 2 be in pipe fitting working and forming machine embodiment 1 of the present invention side punching hemmer when omitting clamp drive
Perspective view；
Fig. 3 is the perspective view of feeding trolley in pipe fitting working and forming machine embodiment 1 of the present invention；
Fig. 4 is the perspective view of sandwich mold unit in pipe fitting working and forming machine embodiment 1 of the present invention；
Fig. 5 is the part in pipe fitting working and forming machine embodiment 1 of the present invention in the axial sectional view of side punching hemmer；
Fig. 6 is the pipe fitting schematic diagram gone out using 1 machine-shaping of pipe fitting working and forming machine embodiment of the present invention；
Fig. 7 is that pipe fitting working and forming machine embodiment 1 of the present invention is being punched out preoperative relative position signal to pipe fitting
Figure；
Fig. 8 is pipe fitting working and forming machine embodiment 1 of the present invention before being punched out operation to pipe fitting, between punch die and pipe fitting
Relative position schematic diagram；
Fig. 9 is the A partial enlarged view of Fig. 7；
Figure 10 is the process schematic that pipe fitting working and forming machine embodiment 1 of the present invention is punched out operation to pipe fitting；
Figure 11 is punch die and pipe during pipe fitting working and forming machine embodiment 1 of the present invention is punched out operation to pipe fitting
Relative position schematic diagram between part；
Figure 12 is the B partial enlarged view of Figure 10；
Figure 13 is the process schematic that pipe fitting working and forming machine embodiment 1 of the present invention carries out flange operation to pipe fitting；
Figure 14 is punch die and pipe during pipe fitting working and forming machine embodiment 1 of the present invention carries out flange operation to pipe fitting
Relative position schematic diagram between part；
Figure 15 is the C partial enlarged view of Figure 13.
Specific embodiment
With reference to embodiments and its attached drawing the invention will be further described.
The main idea of the present invention is the structures of sandwich mold unit in the punching flanging device of opposite side to improve, by punching work
Sequence is mutually separated with overturning process, and the punching concave die of the different mold segments based on the same side piercing and flanging punch die and relative separation
Hole, flange die hole corresponding matching and complete, and improve machining yield.In the following embodiments, predominantly to sandwich mold unit
Structure be described, the structure of side blow hole flanging mandrel component can refer to existing product and be designed.
Pipe fitting working and forming machine embodiment 1
Referring to Fig. 1 to Figure 15, pipe fitting working and forming machine 1 of the present invention includes that rack 10 and the feeding being mounted in the rack are small
Vehicle 2 and side punching hemmer 3.
As shown in Figures 1 and 3, feeding trolley 2 includes two feeding guides being mounted in rack 10 along Y-axis arrangement
21, the installation slide 23 on feeding guide 21 is slidably mounted in by sliding block 22, for driving installation slide 23 along sending
Expect the straight-line displacement output device 24 that guide rail 21 slides, the feeding main shaft 25 being installed in rotation on installation slide 23 is used for
The rotating driver 26 for driving feeding main shaft 25 to rotate, and the pipe clamp mechanism 27 being mounted on the front end of feeding main shaft 25.Rotation
Turning driver 26 is the rotating electric machine for driving feeding main shaft 25 to rotate by transmission mechanism 28, and gear biography can be selected in transmission mechanism 28
Motivation structure or synchronous belt drive mechanism.Straight-line displacement output device 24 includes servo motor 240 and leading screw and nut mechanism 241,
Middle feed screw nut is fixedly connected with the bottom side of installation slide 23.Pipe clamp mechanism 27 uses the feeding trolley of existing product bending machine
Feeding main shaft on feeding clip mechanism constructed.
As shown in Fig. 2 and Fig. 4 to Figure 15, side punching hemmer 3 includes sandwich mold unit 4, side blow hole flanging unit 5 and uses
In the axial feed driver 6 for driving sandwich mold unit 4 and side blow hole flanging unit 5 to relatively move in Y-axis.
As shown in figures 2 and 5, side blow hole flanging unit 5 includes that can protrude into pipe fitting and axially along the side blow of Y-axis arrangement
Hole flanging mandrel component 7.Side blow hole flanging mandrel component 7 includes the outer tube 71 being fixed on hold-down support 70, slideably
The push-pull rod 72 being sleeved in outer tube 71, can be along slidably punch die 73 of punch die guide hole 710 being set on outer tube 71, and are used for
The straight line bit driver 74 that driving push-pull rod 72 reciprocatingly slides in outer tube 71.Linear actuator 74 includes bracket 740 and peace
Straight-line displacement output device on bracket 740, along Y-axis arrangement guide rod 742 and be slideably sleeved on outside guide rod 742
Installation slide 743, linear motor, oil cylinder, cylinder, rotating electric machine and leading screw and nut mechanism can be used in straight-line displacement output device
Or rotating electric machine and gear and rack teeth mechanism etc., in the present embodiment using rotating servo motor 7400 and leading screw and nut mechanism 741
Cooperation is constructed；Wherein, the rear end of push-pull rod 72 is by driving support 744 to be fixed on installation slide 743, hold-down support
70 are fixed on bracket 740；The screw rod of leading screw and nut mechanism 741 and the armature spindle of servo motor 7400 are sequentially connected, screw rod spiral shell
It is female to be fixedly connected with installation slide 743, cooperated using leading screw and nut mechanism and servo motor and is realized to push-pull rod 72 and housing
The accurate control of relative displacement between pipe 71.
As shown in Fig. 7 to Figure 15, the outer end of push-pull rod 72 is equipped with the push-and-pull sliding rail of the opposite inclined arrangement of Y-axis
720, i.e., the driving end of push-pull rod 72 is cone lingual bar structure, and the cunning matched with push-and-pull sliding rail 720 is equipped on punch die 73
Slot is equipped with two push-and-pull sliding rails 720 being arranged symmetrically specially on 72 end two sides of push-pull rod, and 73 lower end of punch die is to fasten
U-shaped structure 7301 outside 72 end of push-pull rod is equipped with the internal concave hopper chute matched with push-and-pull sliding rail 720 in the U-shaped structure
7302, it is moved back and forth so as to push and pull punch die 73 by the cooperation of internal concave hopper chute and push-and-pull sliding rail 720 along punch die guide hole 710.
It of courses, the cooperation of the lozenges being arranged on 72 front end of push-pull rod Yu the reset spring being sleeved on punch die 73 also can be used
And realize the operation that the stretching driving to punch die 73 is resetted with retraction.
Punch die 73 includes the formed punch 732 and inside port blockage mold segment 731 for forming side punching on pipe fitting.Wherein, housing
Pipe 71, push-pull rod 72 and straight-line displacement output device 74 constitute the piercing and flanging driving mechanism in the present embodiment together, for driving
Dynamic punch die 73 carries out the operation of side blow hole flanging to pipe fitting.
As shown in Fig. 2, axial feed driver 6 includes that two straight lines being mounted in rack 10 along Y-axis arrangement are led
Rail 61 is slidably mounted in the feeding slide 63 in linear guide 61 by sliding block 62, and for driving feeding slide 63
The straight-line displacement output device slided along linear guide 61.Straight-line displacement output device can be used linear motor, cylinder, oil cylinder and
Rotating electric machine and leading screw and nut mechanism, synchronous belt mechanism and gear and rack teeth mechanism cooperation construct, and specifically include in the present embodiment
Servo motor 640 and the leading screw and nut mechanism driven by it by transmission mechanism；Wherein, the bottom of feed screw nut and installation slide 63
Side is fixedly connected.Bracket 740 is fixedly mounted on feeding slide 63, and entire side blow hole flanging unit 5 is mounted on installation
It on slide 63, and is driven by it, with opposite sandwich mold unit 4, position is changeable in Y-axis.
As shown in Fig. 4 and Fig. 7 to Figure 15, sandwich mold unit 4 is fixed on the rack, including the first clamping 41, the second clamping 42
And various straight-line displacement output dresses can be used in the clamp drive 43 for driving two clamping molding mobile, clamp drive 43
It sets and is constructed, constructed using cylinder, oil cylinder and they and the combination of force amplificatory structure etc., driving method can be driving
Unilateral clamping is moved, and two sides clamping can also be driven simultaneously to be moved.
In the present embodiment, the first clamping 41 as the plane of symmetry is arranged symmetrically with the second clamping 42 using joint surface.Following
In description, be illustrated by taking the structure of the first clamping 41 as an example, which is provided with up and down two and half die hole groups 44,45, two and Ban
Die hole group is located in the opposite sides of clamping chamber 410, and axial along Z axis to arrangement, i.e. every group of plate cavity plate group includes
Two fifty-fifty die holes that are axial parallel and being arranged side by side；Wherein, half die hole group 44 includes half die hole 441 and half die hole 442,
Half die hole group 45 includes half die hole 451 and half die hole 452.Accordingly, half module shown in Fig. 4 is equipped in the second clamping 42
Hole 461 and half die hole 462.
In two clampings molding, half die hole 441 is adapted with half die hole 461 molding composition with the formed punch 731 on punch die 73
Punching concave die hole 47, and half die hole 442 and half die hole 462 molding composition it is compatible with the flange mold segment 731 on punch die 73
Flange die hole 48.In the present embodiment, the aperture in punching concave die hole 47 is slightly larger than the radial dimension of formed punch 732 and is less than flange
The aperture of die hole 48 is located in the two group cost implementation on the upside of clamping chamber and pairing uses die hole group, wherein " pairing
Using " it is configured as punching concave die hole and flange die hole used in the operation of the same side piercing and flanging.Meanwhile in clamping
The downside of chamber also molds the die hole group that composition includes punching concave die hole 47 and flange die hole 48, and in the outer of each die hole
Side is equipped with the chip-removal hole 500 of borehole enlargement to ground connection, in order to chip removal.In the present embodiment, two groups of die hole groups of upper and lower sides
Direction on the contrary, its towards referring to relative movement direction of the punch die in die hole in punching or flange operating process；Every
In group die hole group, flange die hole is parallel with the axial direction in punching concave die hole, and the two is arranged side by side, that is, is located at the same side,
And during transposition, without carrying out relative rotation ex-situ operations.
The control unit of the pipe fitting working and forming machine 1 includes memory and processor, and computer journey is stored in memory
Sequence.Using pipe fitting working and forming machine 1 on pipe fitting 01 machine-shaping at the specific of multiple flange pore structures 010 as shown in FIG. 6
Process includes the following steps that the computer program that is, processor executes in memory is able to achieve following steps:
Punching step S1, using the formed punch 732 of side blow hole flanging punch die 73 and the cooperation in punching concave die hole 47, from pipe fitting
Inside processing outwards is punched out to the pre-position of pipe fitting.
Specifically, feeding trolley 2 will be delivered to the clamping that open configuration is located in punching pipe portion to punching pipe fitting 01
It in 4 clamping chamber 400 of unit, and controls clamp drive 43 and drives two clamping moldings, at this point, side blow hole flanging mandrel component 7
Enter in pipe fitting 01 from the rear port of pipe fitting 01, and by controlling axial Feed servo system device 6 and straight-line displacement output device 74, and
Make the position of punch die guide hole 710 and punch die 73 and the substantially coaxial arrangement of punching concave die hole 47, and push-pull rod 72 makes rushing for punch die 73
First 732 do not extend out punch die guide hole 710 still, at this point, the relative position respectively between this is as shown in Figure 7 to 9.
Control straight-line displacement output device 74 drives push-pull rod 72 along Y-axis forward direction Forward first distance, so that 732 edge of formed punch
Z axis negative sense, which is moved to, stretches out punch die guide hole 710, and cooperates with punching concave die hole 47 and sweep away tube wall piece on the side wall of pipe fitting 01
012, and punching 013 is formed, tube wall piece 012 is collected in debris collection 49, and inside port blockage mold segment 731 is made not extend out punching
Mould guide hole 710.For the specific structure of debris collection 49, it is arranged in the downside for the die hole arranged downward, and in clamping list
The pedestal of member 4 is equipped with the mounting groove for carrying out pull installation with drawer structure for the debris collection 49, and the pedestal is equipped with
The passageway through-hole in mounting groove is fallen into for clast, be collected in clast in debris collection 49.
Replace step S2, at least in the axial direction to flange pipe portion, i.e., in aforementioned direction of feed, keeps punch die 73 and pipe fitting
It is opposing stationary, and punching concave die hole 47 and flange die hole 48 and punch die 73 is driven to relatively move, until punch die 73 and flange cavity plate
Hole 48 is adapted can be carried out at the position of flange processing.
Control straight-line displacement output device 74 drives push-pull rod 72 to move aforementioned first distance along Y-axis negative sense, makes punch die 73
Formed punch 732 along Z axis forward direction be moved to withdraw punch die guide hole 710 in.
Side blow hole flanging mandrel component 7 is driven to move second distance along Y-axis forward direction by controlling axial Feed servo system device 6,
And control feeding trolley 2 drives pipe fitting 01 to move aforementioned second distance along Y-axis forward direction, until and making punch die guide hole 710, punch die 73
And the position of punching 013 and the substantially coaxial arrangement of flange die hole 48.
If the flange die hole that pairing uses is not parallel with punching concave die hole and is arranged side by side, need addition that can drive side blow
The structure that hole flanging mandrel component 7 rotates, i.e., using the structure of the feeding main shaft on similar feeding trolley, at this point, side need to be driven
Piercing and flanging component 7 is circumferentially rotated with pipe fitting 01.
Flange step S3, using the side punching flange mold segment 731 of punch die 73 and the cooperation of flange die hole 48, from pipe fitting
Inside is outside, processes at the punching 013 molded in punching step, carries out flange processing to pipe fitting.
Control straight-line displacement output device 74 drives push-pull rod 72 along Y-axis forward direction Forward third distance, makes punch die 73 along Z axis
Negative sense is moved to its inside port blockage mold segment 731 and stretches out punch die guide hole 710, and with the cooperation of flange die hole 48 and at punching 013 week
While going out turnup structure 010.
Above-mentioned punching step S1, transposition step S2 and flange step S3 are repeated, machine-shaping goes out multiple turn on pipe fitting 01
Lateral opening structure 010, for needing the concrete operations when different location machine-shaping goes out turnup structure 010 in the circumferential direction of pipe fitting 01
For that pipe fitting 01 can be allowed to carry out the rotation of predetermined angular by swivel feeding main shaft 25, switch with realizing position.In the present embodiment
In, feeding trolley 2 can drive pipe fitting 01 to be rotated by 360 °, and can in any position punching of pipe fitting circumferencial direction, pull out hole.
I.e. feeding trolley can at least be used to that pipe fitting 01 to be driven to move between punching station and flange station relative to rack 10,
And be located on two station, from two stations, wall section to be processed is correspondingly located at punching concave die hole 47 and turns over
At the corresponding position in edge die hole 48.And the first feed unit 6 can at least be used to drive side blow hole flanging unit 5 with respect to rack
10 move between punching station and flange station, and are located on two station, on two stations, punch die 73 is corresponding
Ground and punching concave die hole 47 and 48 coaxial arrangement of flange die hole, and towards identical.Concave-convex mold fit clearance is good when punching, pipe
Punching is not cracked, and is clamped always in pipe feeding process and is not unclamped, is fed to and is pulled out hole station, and positioning accuracy is high, and pulling out hole will not open
It splits and crooked.
Wherein, feeding trolley 2 constitutes the second Feed servo system device, and axial feed driver 6 constitutes first in the present embodiment
Feed servo system device, the two organize the Feed servo system device in cost implementation together, with by mutually independent first Feed servo system device and
The cooperation of second Feed servo system device, while side blow hole flanging mandrel component 7 and pipe fitting 01 can be driven to relatively move, pipe fitting 01 with
Sandwich mold unit can relatively move and side blow hole flanging mandrel component 7 is also relatively moved with sandwich mold unit 4.
Pipe fitting working and forming machine embodiment 2
As the explanation to pipe fitting working and forming machine embodiment 2 of the present invention, below only to above-mentioned pipe fitting working and forming machine
The difference of embodiment 1 is illustrated.
In the present embodiment, feeding trolley is without rotating to pipe fitting, so that material folding pawl need to only be arranged and for driving
Make material folding pawl with respect to the Feed servo system unit that rack is moved back and forth along direction of feed；The Feed servo system unit includes being mounted on rack
Linear guide upper and along direction of feed arrangement, is slidably mounted in the installation slide in the linear guide by sliding block,
And the straight-line displacement output device for driving the installation slide to move along linear guide；Straight-line displacement output device is used
Rotary drive motor and gear & rack structure cooperation construct, gear set on the armature spindle of rotary drive motor, rack gear along into
It is fixed on the rack to direction arrangement.And material folding pawl is constructed using clamping, it is specific using lateral open-close type clamping or on
Lower open-close type clamping.
Pipe fitting working and forming machine embodiment 3
As the explanation to pipe fitting working and forming machine embodiment 2 of the present invention, below only to above-mentioned pipe fitting working and forming machine
The difference of embodiment 1 is illustrated, and is predominantly improved to the structure of Feed servo system device.
Referring to figs. 1 to structure shown in figure 15, in the present embodiment, in feed direction, i.e., in Y-axis, side punching
Hemmer is remained unchanged with position of the pipe fitting 01 in rack 10, and Feed servo system device is served only for driving sandwich mold unit 4 opposite
Rack 10 is moved along direction of feed.
In use, pipe fitting 01 to be processed is sleeved on outside outer tube 71 by (1) from 4 side of sandwich mold unit, i.e., from clamping
Unit 4 carries out feeding away from the side of feeding trolley 2, and after being fed clamped by trolley, sandwich mold unit 4 is driven to be moved to
Thereon at the position compatible with punch die 73 of punching concave die hole 47, molds and be punched out operation；(2) it after opening clamping, drives
Be moved to sandwich mold unit 4 at its upper overturning die hole 48 position compatible with punch die 73 along direction of feed, mould and turned over
Side operation.And can be by rotary tube piece 01, and machine-shaping goes out flange pore structure at different location in the circumferential direction of pipe fitting 01.
Pipe fitting working and forming machine embodiment 4
As the explanation to pipe fitting working and forming machine embodiment 2 of the present invention, below only to above-mentioned pipe fitting working and forming machine
The difference of embodiment 1 is illustrated, and is predominantly improved to the structure of Feed servo system device.
For the specific structure of Feed servo system device, referring to figs. 1 to structure shown in figure 15, on the basis of embodiment 1,
Adding can drive sandwich mold unit 4 relative to mobile second axial to driver of rack 10, i.e., first axis Feed servo system device 6, give
Trolley 2 constitutes the Feed servo system device in the present embodiment together with the second axial feed driver.The driving of second axial feed
Device is mainly used for replacing in same group of punching operation and overturning process during the work time, to can avoid first axis
Feed servo system improves machining accuracy there are error between Feed servo system device and feeding trolley, and convenient for control and positioning.
Wherein, first axis Feed servo system device 6 constitutes first in the present embodiment together with the second axial feed driver
Feed servo system device, so as to by driving at least one of sandwich mold unit 4 and side blow hole flanging unit mobile relative to rack 10,
And drive the relative movement between side blow hole flanging unit 5 and sandwich mold unit 4.Feeding trolley 2 and the second axial feed driver
The second Feed servo system device in the present embodiment is constituted, together so as to by driving at least one of sandwich mold unit 4 and pipe fitting
It is mobile relative to rack 10, and drive the relative movement between pipe fitting and sandwich mold unit 4.
Pipe fitting working and forming machine embodiment 5
As the explanation to pipe fitting working and forming machine embodiment 2 of the present invention, below only to above-mentioned pipe fitting working and forming machine
The difference of embodiment 4 is illustrated, and is predominantly improved to the structure of Feed servo system device.
First axis Feed servo system is omitted referring to figs. 1 to structure shown in figure 15 for the specific structure of Feed servo system device
Device 6, at this point, by by the second axial unit drive sandwich mold unit 4 relative to rack 10 it is mobile drive side punching hemmer with
Relative movement between sandwich mold unit, i.e. the second axial feed device constitute the first Feed servo system device in the present embodiment；And second
Axial feed driver constitutes the second Feed servo system device in the present embodiment together with feeding trolley.In transposition step, only need
Mobile sandwich mold unit 4, and in machine-shaping difference flange pore structure, while mobile pipe fitting 01 and sandwich mold unit 4.
Pipe fitting working and forming machine embodiment 6
As the explanation to pipe fitting working and forming machine embodiment 2 of the present invention, below only to above-mentioned pipe fitting working and forming machine
The difference of embodiment 1 is illustrated, and is predominantly improved to the structure of Feed servo system device.
Feeding trolley is substituted for relatively by the specific structure of Feed servo system device referring to figs. 1 to structure shown in figure 15
The static pipe clamp clamping of rack 01 only keeps the feeding trolley that pipe fitting 01 can be driven to rotate, at this point, by axial by second
Unit drives sandwich mold unit 4 mobile relative to rack 10 and drives the relative movement between pipe fitting 01 and sandwich mold unit 4, i.e. the second axis
The second Feed servo system device in the present embodiment is constituted to feeder；And the second axial feed driver and first axis Feed servo system
Device constitutes the first Feed servo system device in the present embodiment together.In transposition step, only sandwich mold unit 4 need to be moved, and
When machine-shaping difference flange pore structure, while mobile side blow hole flanging unit and sandwich mold unit 4.
In above-mentioned six embodiments, in addition to embodiment 3, clamping of the other embodiments based on single materials in the tube, so that it may process
Mold more than two flange pore structures；In embodiment 1, embodiment 2 and embodiment 4, the first Feed servo system device and second
Any one of Feed servo system device can drive the relative movement between pipe fitting and side blow hole flanging unit.It is axial for second into
It can refer to the structure of driver, the structure of the axial feed part of first axis Feed servo system device and feeding trolley.
Side punching hemmer and pipe fitting processing molding method embodiment
In the explanation of above-mentioned pipe fitting working and forming machine embodiment, side punching hemmer of the present invention and pipe fitting are processed
Forming method embodiment is illustrated, and details are not described herein.
Ellipsoidal structure can be selected as the cross-sectional structure of formed punch as needed, be at this time also configured to flange die hole
Oval structure, at this point, " aperture " is configured as full-size on elliptical long axial length equal aperture direction.It is recessed with punching for formed punch
" adaptation " relationship between die hole, i.e., spacing dimension between the two, with specific reference to physical parameters such as institute's punching hardness and toughness
Material carry out accessories, less than twice thickness of pipe wall, further preferably less than one times of thickness of pipe wall can be selected, it is further small
In 0.5 times of thickness of pipe wall.
In the above embodiments, when the processor in control unit executes the computer program of storage on a memory,
Being able to achieve control Feed servo system device drives sandwich mold unit that can move in feed direction relative to pipe fitting and side blow hole flanging unit,
To carry out Switch of working position between punching station and flange station.
In the above embodiments, punching concave die hole and flange die hole are arranged in same a pair of of clamping, i.e., above-mentioned
In each embodiment, sandwich mold unit only includes a pair of of clamping；It of courses, Cavity Punching Die hole can be arranged in first pair of clamping, and
Flange die hole is arranged in second pair of clamping, i.e., sandwich mold unit includes two pairs of clampings, at this point, two pairs of clampings can be made fixed
On the rack, i.e., in the case of example 1, or using same second axial feed driver synchronously two teams is driven to be pressed from both sides
The synchronous constant feed speed of form unit is mobile, such as the case where embodiment 3 to embodiment 6, of courses, and each pair of clamping can be used
One independent second axial feed driver carries out Feed servo system.
The main idea of the present invention is the structures of sandwich mold unit in the punching flanging device of opposite side to improve, i.e. setting is independent
The punching concave die hole of arrangement and flange die hole, can mutually separate punching operation with overturning process, and improve machining yield.
According to this design, the structure of feeding trolley, sandwich mold unit 4 and side blow hole flanging mandrel component 7 is not limited to above-described embodiment
Disclosed structure is only section Example, without departing from the inventive concept of the premise, is also become there are many obvious
Change.
Claims (10)
1. a kind of pipe fitting working and forming machine, including rack and the side punching hemmer being mounted on the rack；The side blow
Hole flanging device includes sandwich mold unit and side blow hole flanging unit；Feed servo system device is installed, for driving in the rack
Sandwich mold unit is stated to relatively move in feed direction with the side blow hole flanging unit；
The side blow hole flanging unit includes that can protrude into pipe fitting and axially along the side blow hole flanging core of direction of feed arrangement
Rod assembly, the side blow hole flanging mandrel component include being driven by piercing and flanging driving mechanism to carry out side blow hole flanging to pipe fitting
The punch die of operation；The sandwich mold unit includes two clampings and the clamp drive for driving the two clampings molding mobile, institute
It states two clampings and is equipped with can mold and form compatible with the flange mold segment on punch die flange die hole；It is characterized by:
Two clamping, which is equipped with, can mold composition aperture less than the flange die hole, and mutually fit with the formed punch on the punch die
The punching concave die hole matched；
The Feed servo system device is also used to that pipe fitting is driven to relatively move in the direction of feed with the sandwich mold unit.
2. pipe fitting working and forming machine according to claim 1, it is characterised in that:
The punching concave die hole is parallel with the axial direction of the flange die hole and is arranged side by side；
The Feed servo system device includes for driving the sandwich mold unit and the side blow hole flanging unit in the direction of feed
First Feed servo system device of upper relative movement, and for driving pipe fitting and the sandwich mold unit are opposite in the direction of feed to move
The second dynamic Feed servo system device.
3. pipe fitting working and forming machine according to claim 2, it is characterised in that:
In the first Feed servo system device and the second Feed servo system device, at least one can drive pipe fitting to turn over the side punching
Side unit relatively moves in the direction of feed.
4. pipe fitting working and forming machine according to claim 3, it is characterised in that:
The first Feed servo system device is only used for driving the relatively described rack of side blow hole flanging unit along the direction of feed
It is mobile, and the second Feed servo system device is only used for that pipe fitting is driven to move relative to the rack along the direction of feed；Or, described
First Feed servo system device is only used for that the sandwich mold unit is driven to move relative to the rack along the direction of feed, and described second
Feed servo system device can be used to that any one in pipe fitting and the sandwich mold unit to be driven to move relative to the rack along the direction of feed；
Or, the second Feed servo system device is only used for that the sandwich mold unit is driven to move relative to the rack along the direction of feed, and
The first Feed servo system device can be used to drive any one of the side blow hole flanging unit and described sandwich mold unit with respect to institute
Rack is stated to move along the direction of feed；Or, it is described into the first Feed servo system device include be only used for driving the sandwich mold unit phase
It the second axial feed driver for moving the rack along the direction of feed and is only used for driving the side blow hole flanging list
The first axis Feed servo system device that member is moved relative to the rack along the direction of feed, and the second Feed servo system device includes
The second axial feed driver and the feeding for being only used for that pipe fitting is driven to move relative to the rack along the direction of feed are small
Vehicle.
5. according to pipe fitting working and forming machine described in any one of claim 2 to 4 claim, it is characterised in that:
The relatively described rack of the sandwich mold unit is fixed statically in the rack；
Debris collection is disposed on the downside of the die hole arranged downward, the pedestal of the sandwich mold unit is equipped with for described broken
Consider the mounting groove that collecting box carries out pull installation with drawer manner to be worth doing, the pedestal is equipped with and falls into the mounting groove for clast
Passageway through-hole；
The feeding trolley of the second Feed servo system device includes that the rack is slidably mounted in by guide rail slide block mechanism
On installation slide can for driving the straight-line displacement output device that reciprocatingly slides along the direction of feed of installation slide
The feeding main shaft being rotatably mounted on the installation slide, the rotating driver for driving the feeding main shaft to rotate, and
The pipe clamp mechanism being mounted in the feeding main shaft；There is the feeding main shaft confession side blow hole flanging mandrel component to pass through
Axially extending bore；
The first Feed servo system device includes that the feeding being slidably mounted in the rack by guide rail slide block mechanism is slided
Seat, and the straight-line displacement output device for driving the feeding slide to reciprocatingly slide along the direction of feed；The punching is turned over
Side driving mechanism includes the hold-down support being fixed on the feeding slide, is slidably mounted in by guide rail slide block mechanism
Driving support on the feeding slide, the linear position output for driving the driving support to move along the direction of feed
Device, the outer tube and rear end that rear end is fixed on the hold-down support are fixed on the driving support and slideably cover
Push-pull rod in the outer tube.
6. a kind of side punching hemmer, including rack and the sandwich mold unit being mounted on the rack, side blow hole flanging unit
With Feed servo system device, the Feed servo system device is for driving the side blow hole flanging unit and the sandwich mold unit in direction of feed
Upper relative movement；
The side blow hole flanging unit includes that can protrude into pipe fitting and axially along the side blow hole flanging core of direction of feed arrangement
Rod assembly, the side blow hole flanging mandrel component include being driven by piercing and flanging driving mechanism to carry out side blow hole flanging to pipe fitting
The punch die of operation；The sandwich mold unit includes two clampings and the clamp drive for driving the two clampings molding mobile, institute
It states two clampings and is equipped with can mold and form compatible with the flange mold segment on punch die flange die hole；It is characterized by:
Two clamping, which is equipped with, can mold composition aperture less than the flange die hole, and mutually fit with the formed punch on the punch die
The punching concave die hole matched.
7. side punching hemmer according to claim 6, it is characterised in that:
The punching concave die hole is parallel with the axial direction of the flange die hole and is arranged side by side；
The sandwich mold unit is fixed in the rack；The Feed servo system device can at least be used to drive the side blow hole flanging list
Member moves between punching station and flange station relative to the rack, and is located on two stations.
8. side punching hemmer according to claim 7, it is characterised in that:
Two clamping is equipped with two groups towards opposite die hole group, and the die hole group includes the flange that pairing uses
Die hole and the punching concave die hole；
The Feed servo system device includes the feeding slide being slidably mounted in the rack by guide rail slide block mechanism, and
Straight-line displacement output device for driving the feeding slide to reciprocatingly slide along the direction of feed；The piercing and flanging driving
Mechanism includes the hold-down support being fixed on the feeding slide, by guide rail slide block mechanism be slidably mounted in it is described into
To the driving support on slide, for driving the linear position output device for driving support to move along the direction of feed,
The outer tube and rear end that rear end is fixed on the hold-down support are fixed on the driving support and are slideably sleeved on institute
State the push-pull rod in outer tube.
9. a kind of pipe fitting processing molding method, which is characterized in that including punching step, transposition step and flange step；
The punching step includes, using the formed punch of side blow hole flanging punch die and the cooperation in punching concave die hole, out of pipe fitting
Lateral other places is punched out processing to the pre-position of pipe fitting；
The flange step includes, using the side punching flange mold segment of the punch die and the cooperation of flange die hole, from pipe fitting
Inside is outside, processes at the punching molded in the punching step, carries out flange processing to pipe fitting；
The transposition step includes, and at least in the axial direction to flange pipe portion, keeps the punch die and pipe fitting opposing stationary, and drive
Relatively move the punching concave die hole and the flange die hole and the punch die, until the punch die and the flange die hole
It is adapted can be carried out at the position of flange processing.
10. pipe fitting processing molding method according to claim 9, it is characterised in that:
The pipe fitting processing molding method using pipe fitting working and forming machine described in any one of claim 1 to 5 claim into
Row executes.
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| CN201910144565.XA CN109926492B (en) | 2019-02-27 | 2019-02-27 | Pipe fitting processing and forming machine, processing and forming method and side punching flanging device |
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|---|---|---|---|
| CN201910144565.XA CN109926492B (en) | 2019-02-27 | 2019-02-27 | Pipe fitting processing and forming machine, processing and forming method and side punching flanging device |
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| CN109926492B CN109926492B (en) | 2024-04-05 |
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| CN110666058A (en) * | 2019-09-09 | 2020-01-10 | 浙江长兴和良智能装备有限公司 | Special-shaped pipe spinning system |
| CN113523093A (en) * | 2021-07-14 | 2021-10-22 | 尹大法 | Synchronous double-stamping type solar heat collecting pipe inner container round hole flanging equipment |
| CN115156401A (en) * | 2022-09-08 | 2022-10-11 | 徐州恒乾紧固件制造有限公司 | Metal gasket stamping forming equipment for fastener |
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