CN106670286B - A kind of extruding of pipe fitting diplopore is turned up edge equipment - Google Patents

A kind of extruding of pipe fitting diplopore is turned up edge equipment Download PDF

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Publication number
CN106670286B
CN106670286B CN201611224677.9A CN201611224677A CN106670286B CN 106670286 B CN106670286 B CN 106670286B CN 201611224677 A CN201611224677 A CN 201611224677A CN 106670286 B CN106670286 B CN 106670286B
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CN
China
Prior art keywords
pipe fitting
hole
rack
mandril
mold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
CN201611224677.9A
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Chinese (zh)
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CN106670286A (en
Inventor
董辉
陈荣发
李长成
邓桂香
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO FUSHI AUTOMOBILE COMPONENTS CO Ltd
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NINGBO FUSHI AUTOMOBILE COMPONENTS CO Ltd
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Application filed by NINGBO FUSHI AUTOMOBILE COMPONENTS CO Ltd filed Critical NINGBO FUSHI AUTOMOBILE COMPONENTS CO Ltd
Priority to CN201611224677.9A priority Critical patent/CN106670286B/en
Publication of CN106670286A publication Critical patent/CN106670286A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • B21D19/08Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
    • B21D19/088Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides

Abstract

The invention discloses a kind of pipe fitting diplopores to squeeze the edge equipment that turns up, it includes rack (100), the panel of the rack (100) is equipped with controller (2) and holder (3), the holder (3) is equipped with the clamp system for clamping pipe fitting (4), the panel upper edge pipe fitting (4) of the rack (100) is circumferentially with two punch devices, for making a call to two through-holes on pipe fitting (4), the panel of the rack (100) is equipped with pressing mechanism corresponding with through-hole, for the extruding flange radially outward in two lead to the hole site along pipe fitting 4.A kind of pipe fitting diplopore disclosed by the invention squeezes the edge equipment that turns up, and positioning is once clamped to pipe fitting, and diplopore is processed simultaneously, is avoided repeatedly clamping and is caused bulk deviation, is limited using interior external mold, prevents pipe fitting from deforming, and ensures that size is accurate, manufacturing procedure is few, efficient.

Description

A kind of extruding of pipe fitting diplopore is turned up edge equipment
Technical field
The present invention relates to pipe fitting drillings to squeeze flange field, and specifically a kind of pipe fitting diplopore squeezes the edge equipment that turns up.
Background technology
General pipeline is the shirt rim moulding of nipple part saddle with take over connected moulding, or is the upper spinning drawing of supervisor, right The control of both molded dimensions is more difficult, and former mode is responsible for pre-perforated, is responsible for and when take over connection will be a certain deviation Flow in pipe is influenced, the control of latter aperture size is difficult, and deviation is larger, influences soldering operation.
In the prior art, usually the punching of pipe fitting single hole squeezes flange, when the different parts different angle needs of pipe fitting are beaten When hole flanging, needs to dismantle again after the first punching flange, be clamped again after converting the angle of pipe fitting, again piercing and flanging, Two punching position degree, angles are clamped twice to be difficult to ensure.
Invention content
The technical problem to be solved by the present invention is to:Pipe fitting diplopore is provided and squeezes the edge equipment that turns up, pipe fitting is once clamped Positioning, diplopore are processed, avoid repeatedly clamping and cause bulk deviation simultaneously, are limited using interior external mold, prevent pipe fitting from deforming, and protect Card size is accurate, and manufacturing procedure is few, efficient.
The technical solution used in the present invention is:It provides a kind of extruding of pipe fitting diplopore to turn up edge equipment, it includes rack, institute The panel for stating rack is equipped with controller and holder, and the holder is equipped with the clamp system for clamping pipe fitting, the machine The panel upper edge pipe fitting of frame is circumferentially with two punch devices, for playing two through-holes, the panel of the rack on pipe fitting It is equipped with pressing mechanism corresponding with through-hole, is used in two lead to the hole site along the extruding flange radially outward of pipe fitting;
The pressing mechanism includes two compression assemblies, and the compression assemblies include mandril, plunger tip and mounting base, institute The plunger tip stated is slidably fitted on mandril, and the mounting base is equipped with for driving mandril back and forth to be transported along pipe fitting axial direction Dynamic hydraulic cylinder, when mandril and plunger tip stretch into pipe fitting, and plunger tip is corresponding with lead to the hole site, mandril is axially transported along pipe fitting Dynamic driving plunger tip carries out extruding flanging across through-hole, and positioning sleeve, the positioning are slidably socketed with outside the mandril It puts on equipped with the second through-hole for being pierced by for plunger tip, the positioning sleeve is fixed in mounting base, and the compression assemblies are logical It crosses position-switching device to be fixed on the panel of rack, the position-switching device is right respectively for switching two compression assemblies Two through-holes carry out extruding flange.
Further, the position-switching device includes being fixed on rack) the first guide rail on panel, described first Guide rail is vertical with pipe fitting axial direction, and first guide rail is equipped with the first slide plate, and the panel of the rack, which is equipped with, to be used In driving the hydraulic cylinder that is moved back and forth along the first guide rail of the first slide plate, first slide plate and pipe fitting are axially on parallel position Equipped with the second guide rail, second guide rail is equipped with the second slide plate, and first slide plate is equipped with for driving second to slide The hydraulic cylinder that plate is moved back and forth along the second guide rail, the compression assemblies are fixed on by mounting base on the second slide plate.
Further, the clamp system includes by upper mold and lower mold, and the rack side wall is recessed peace It behave affectedly room, the lower mold is fixed on the bottom surface of installation chamber, and the cradle top is equipped with hydraulic cylinder, the hydraulic pressure The piston rod vertical direction of cylinder extends through in holder to installation cavity room, and the piston rod is equipped with positioning seat, and described is upper Mold is fixed in positioning seat.Clamping and unclamping for pipe fitting, structure letter are completed in the up and down motion that upper mold is controlled by hydraulic cylinder It is single, quickly and effectively.
Further, the upper mold lower surface is recessed the first half slot, the lower mould upper surface indent The second half slot is formed, the upper mold, lower mold are bonded the circular through hole to be formed and be clamped for pipe fitting, second semicircle Trench bottom is equipped with the first limiting slot limited for the chimb of pipe fitting bottom surface through-hole flanging, is equipped in first limiting slot For the drill bit for bottom surface punch device by first through hole, the second half slot side is equipped with logical for pipe fitting side Second limiting slot of the chimb limit of hole flanging, is equipped in second limiting slot and passes through for flank hole equipment drill bit The second through-hole.
Further, the mandril nearly clamp part one end is equipped with inclined-plane, is set with inclined-plane parallel direction on the mandril There are T-shape slot, described plunger tip one end to be equipped with the T-shape convex block being connected with T-shape slot.
Further, holder position corresponding with positioning sleeve is equipped with circular hole.When the first compression assemblies are to pipe fitting When corresponding position through-hole carries out extruding flange, the positioning sleeve of second pressure-applying unit is socketed in the circular hole, is avoided Positioning sleeve collides with holder.
After using the above structure, a kind of pipe fitting diplopore of the invention squeezes the edge equipment that turns up and has the following advantages:Pipe fitting is only Positioning need to be once clamped, diplopore is processed simultaneously, and diplopore extruding turn-up process need not be dismantled again to be clamped;Pipe fitting uses external mold Tool, interior positioning sleeve position simultaneously, and pipe fitting is avoided to deform;By hydraulic cylinder driving slide plate movement, to two groups of compression assemblies into Line position sets switching, completes the extruding flange of two through-hole corresponding positions of pipe fitting, efficient, extrusion position is adjusted in place, accurately.
Description of the drawings
Fig. 1 is that a kind of pipe fitting diplopore of the present invention squeezes the dimensional structure diagram for the edge equipment that turns up.
Structure chart when Fig. 2 is the compression assemblies inoperative of the present invention.
Partial schematic diagram when Fig. 3 is the compression assemblies extruding work of the present invention.
Fig. 4 is the upper mold of the present invention, lower die structure figure.
Fig. 5 is the structural schematic diagram of the mandril of the present invention.
Fig. 6 is the structural schematic diagram of the plunger tip of the present invention.
Fig. 7 is the front view of the plunger tip of the present invention.
Wherein, 100, rack 2, controller 3, holder 31, chamber 32, circular hole 4, pipe fitting 5, compression assemblies 501, first squeeze Component 502, the second compression assemblies 51, mandril 511, T-shape sliding slot 52, plunger tip 521, T-shape convex block 53, mounting base 54, hydraulic pressure 541 positioner 55 of cylinder, positioning sleeve 551, channel 6, the first guide rail 7, the first slide plate 9, the second guide rail 9, the second slide plate 10, on Mold 101, the first half slot 11, lower mold 111, the second half slot 112, the first limiting slot 113, first through hole 114, second limit Position slot 115, the second through-hole 12, positioning seat 13, drilling device 14, hydro piercing equipment
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
It turns up edge equipment as shown in Figure 1, providing a kind of extruding of pipe fitting diplopore, it includes rack, the panel of the rack 100 It is equipped with controller 2 and holder 3, the controller 2 and holder 3 are detachably mounted on the panel of rack 100, described Holder 3 is equipped with clamp system for clamping pipe fitting 4, clamping and positioning in the panel upper edge clamp system of the rack 100 Pipe fitting 4 is circumferentially with two punch devices, and for making a call to two through-holes in the bottom surface of pipe fitting and side, the punch device can It can also be directly to use punching press punching to be bit bore, the through-hole on 4 side of pipe fitting be located in the present embodiment using servo electricity The drilling device 13 of machine driving drill bit is punched, and the through-hole on 4 bottom surface of pipe fitting is using the hydraulic cylinder control direct punching of punch Hydro piercing equipment 14 is punched, and this hydraulic cylinder is equipped with the positioner for controlling piston rod stroke, described The panel of rack 100 is equipped with pressing mechanism corresponding with through-hole, for the squeezing radially outward along pipe fitting 4 in two lead to the hole site Pressure side;
In conjunction with Fig. 1, Fig. 2, the pressing mechanism includes identical compression assemblies 5, and the compression assemblies 5 include mandril 51, plunger tip 52 and mounting base 53, the plunger tip 52 are slidably fitted on mandril 51, and the mounting base 53 is equipped with and is used for The hydraulic cylinder 54 that driving mandril 51 is moved back and forth along 4 axial direction of pipe fitting, the hydraulic cylinder are equipped with for controlling piston row The positioner 541 of journey, by controlling the distance of stretch out and draw back of mandril 51 to the control of the hydraulic cylinder piston throw of lever, to control Plunger tip 52 is along the radial extruding distance to through-hole of pipe fitting 4, when mandril 51 and plunger tip 52 stretch into pipe fitting 4, and plunger tip 52 with it is logical When hole site is corresponding, mandril 51 is axially moved driving plunger tip 52 along pipe fitting 4 and carries out extruding flanging, the top across through-hole Positioning sleeve 55 is slidably socketed with outside bar 51, the positioning sleeve 55 is equipped with the second through-hole for being pierced by for plunger tip 52 551, the plunger tip 52 and the second through-hole 551 are coaxial, and the positioning sleeve 55 is fixed in mounting base 53, the extruding group Part 5 is fixed on by position-switching device on the panel of rack 100, and the position-switching device is for switching two extruding groups Part carries out extruding flange to two through-holes respectively.
The position-switching device includes the first guide rail 6 being fixed on 100 panel of rack, first guide rail 6 Vertical with 4 axial direction of pipe fitting, first guide rail 6 is equipped with the first slide plate 7, and the panel of the rack 100 is equipped with Hydraulic cylinder for driving the first slide plate 7 to be moved back and forth along the first guide rail 6, first slide plate 7 are axial parallel with pipe fitting 4 Position is equipped with the second guide rail 8, and second guide rail 8 is equipped with the second slide plate 9, and first slide plate 7 is equipped with and is used for The hydraulic cylinder for driving the second slide plate 9 to be moved back and forth along the second guide rail 8, the compression assemblies 5 are fixed on by mounting base 53 On two slide plates 9, when the first slide plate 7 moves to the first operating position along 6 direction of the first guide rail, the first compression assemblies 501 are determined Position set 55 is coaxial with pipe fitting 4, and the second slide plate 9 is together with mounting base 53 and positioning sleeve 55 along the axial fortune of pipe fitting 4 under Driven by Hydraulic Cylinder It moves to extreme position, the positioning sleeve 55 stretches in pipe fitting 4, and the outer wall of the positioning sleeve 55 matches with the inner wall of pipe fitting 4 It closes, second through-hole 551 is corresponding with the lead to the hole site on 4 side of pipe fitting on the positioning sleeve 55, and mandril 51 is along the axial fortune of pipe fitting 4 Dynamic, plunger tip 52 carries out extruding flange along 4 radial direction of pipe fitting under the action of mandril 51 to the through-hole of the side of pipe fitting 4, completes first After a through-hole flange, the flange of second through-hole is waited for, it is identical, when the first slide plate 7 continues to move to along 6 direction of the first guide rail When extreme position, the positioning sleeve 55 and pipe fitting 4 of the second compression assemblies 502 are coaxial, and the second slide plate 9 is together with mounting base 53 and positioning sleeve 55 are axially moved along pipe fitting 4 to extreme position under Driven by Hydraulic Cylinder, and the positioning sleeve 55 stretches in pipe fitting 4, described fixed The outer wall of position set 55 is matched with the inner wall of pipe fitting 4,55 upper channel 551 of the positioning sleeve and the lead to the hole site on 4 bottom surface of pipe fitting Corresponding, mandril 51 is axially moved along pipe fitting 4, and plunger tip 52 is logical along the radial bottom surface to pipe fitting 4 of pipe fitting 4 under the action of mandril 51 Hole carries out extruding flange, and after the both direction through-hole flange for completing pipe fitting 4, each hydraulic cylinder resets.
The clamp system includes upper mold 10 and lower mold 11, and 3 concave side wall of holder forms installation chamber 31, the lower mold 11 is fixed on the bottom surface of installation chamber 31, and 3 top of holder is equipped with hydraulic cylinder, the liquid The piston rod of cylinder pressure vertically extends through in holder 3 to installation chamber 31, and the piston rod is equipped with positioning seat 12, The upper mold 10 is fixed in positioning seat 12, and hydraulic cylinder controls the up and down motion of upper mold 10, realizes clamping to pipe fitting 4 It is simple in structure with release, quickly and effectively.
In conjunction with Fig. 4,10 lower surface of upper mold is recessed the first half slot 101,11 upper table of lower mold Face is recessed the second half slot 111, after the upper mold 10, lower mold 11 are bonded, the first half slot 101 and the second semicircle Slot 111 forms the circular through hole clamped for pipe fitting 4, and 111 bottom of the second half slot is equipped with the bottom surface through-hole for pipe fitting 4 First limiting slot 112 of the chimb limit that flanging is formed, is equipped with for for bottom surface hydraulic punch in first limiting slot 112 The punch of hole equipment 14 by first through hole 113,111 side of the second half slot is equipped with logical for the side of pipe fitting 4 Second limiting slot 114 of the chimb limit that hole flanging is formed is equipped with the drilling for side in second limiting slot 114 The drill bit of equipment 13 by the second through-hole 115.
In conjunction with Fig. 5~Fig. 7, described 51 nearly 4 one end of clamp part of mandril is equipped with inclined-plane, described 51 nearly inclined-plane one end of mandril It is equipped with T-shape slot 511 with inclined-plane parallel direction, i.e., is also ramp structure, the T-shape slot in 511 slot of T-shape slot 511 extend through lower surface from the upper surface of mandril 51, and described 52 one end of plunger tip is equipped with to be slidably connected with T-shape slot 511 T-shape convex block 521, when original state, cooperation of the plunger tip 52 by T-shape convex block 521 in T-shape slot 511 positions On mandril 51, when operating, mandril 51 is axially moved along pipe fitting 4, and plunger tip 52 is under the driving of inclined-plane mating surface along 52 axis of plunger tip To movement, i.e., in the lead to the hole site of pipe fitting 4 radially squeezing through-hole, complete after squeezing, plunger tip 52 returns to just together with mandril 51 Beginning position.
The holder 3 position corresponding with positioning sleeve 55 is equipped with circular hole 32, when the first compression assemblies correspond to pipe fitting When position through-hole carries out extruding flange, the positioning sleeve of second pressure-applying unit is socketed in the circular hole, and it is fixed to avoid Position set collides with holder.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair Bright to be not only limited to above example, concrete structure is allowed to vary, all institutes in the protection domain of demand for independence of the present invention The various change of work is within the scope of the invention.

Claims (6)

  1. The edge equipment 1. a kind of pipe fitting diplopore extruding is turned up, it includes rack (100), it is characterised in that:The face of the rack (100) Plate is equipped with controller (2) and holder (3), and the holder (3) is equipped with the clamp system for clamping pipe fitting (4), described The panel upper edge pipe fitting (4) of rack (100) is circumferentially with two punch devices, for making a call to two through-holes, institute on pipe fitting (4) The panel for stating rack (100) is equipped with pressing mechanism corresponding with through-hole, is used in two lead to the hole site along the radial direction of pipe fitting (4) Flange is squeezed outward;
    The pressing mechanism includes two compression assemblies (5), and the compression assemblies (5) include mandril (51), plunger tip (52) With mounting base (53), the plunger tip (52) is slidably fitted on mandril (51), and the mounting base (53) is equipped with and is used for The hydraulic cylinder (54) that driving mandril (51) is moved back and forth along pipe fitting (4) axial direction, when mandril (51) and plunger tip (52) stretch into pipe In part (4), and when plunger tip (52) is corresponding with lead to the hole site, mandril (51) is axially moved along pipe fitting (4) and drives plunger tip (52) Extruding flanging is carried out across through-hole, the mandril (51) is slidably socketed with positioning sleeve (55), the positioning sleeve outside (55) it is equipped with the second through-hole (551) for being pierced by for plunger tip (52), the positioning sleeve (55) is fixed on mounting base (53) On, the compression assemblies (5) are fixed on by position-switching device on the panel of rack (100), position switching dress It sets and extruding flange is carried out to two through-holes respectively for switching two compression assemblies.
  2. The edge equipment 2. a kind of pipe fitting diplopore extruding according to claim 1 is turned up, it is characterised in that:The position switching Device includes the first guide rail (6) being fixed on rack (100) panel, first guide rail (6) and pipe fitting (4) axial direction Vertically, first guide rail (6) is equipped with the first slide plate (7), and the panel of the rack (100) is equipped with for driving the The hydraulic cylinder that one slide plate (7) is moved back and forth along the first guide rail (6), first slide plate (7) and the axial parallel position of pipe fitting (4) It sets and is equipped with the second guide rail (8), second guide rail (8) is equipped with the second slide plate (9), is set on first slide plate (7) It is useful for the hydraulic cylinder that the second slide plate of driving (9) is moved back and forth along the second guide rail (8), the compression assemblies (5) pass through installation Seat (53) is fixed on the second slide plate (9).
  3. The edge equipment 3. a kind of pipe fitting diplopore extruding according to claim 1 is turned up, it is characterised in that:The clamp system Including upper mold (10) and lower mold (11), the holder (3) concave side wall forms installation chamber (31), the lower mold (11) it is fixed on the bottom surface of installation chamber (31), hydraulic cylinder, the piston of the hydraulic cylinder is equipped at the top of the holder (3) Bar vertical direction extends through in holder (3) to installation chamber (31), and the piston rod is equipped with positioning seat (12), described Upper mold (10) is fixed in positioning seat (12).
  4. The edge equipment 4. a kind of pipe fitting diplopore extruding according to claim 3 is turned up, it is characterised in that:The upper mold (10) lower surface is recessed the first half slot (101), and described lower mold (11) upper surface is recessed the second half slot (111), the upper mold (10), lower mold (11) fitting forms the circular through hole clamped for pipe fitting (4), and described the second half Circular groove (111) bottom is equipped with and punches the first limiting slot (112) that the chimb of flanging limits for pipe fitting (4), and described first In limiting slot (112) be equipped with for the drill bit for bottom surface punch device by first through hole (113), second half slot (111) side is equipped with and punches the second limiting slot (114) that the chimb of flanging limits for pipe fitting (4) side, and described second In limiting slot (114) be equipped with for flank hole equipment drill bit by the second through-hole (115).
  5. The edge equipment 5. a kind of pipe fitting diplopore extruding according to claim 1 is turned up, it is characterised in that:The mandril (51) Nearly pipe fitting (4) one end is equipped with inclined-plane, and the one end on the nearly inclined-plane of the mandril (51) is equipped with T-shape sliding slot with inclined-plane parallel direction (511), the plunger tip (52) one end is equipped with the T-shape convex block (521) being connected with T-shape sliding slot.
  6. The edge equipment 6. a kind of pipe fitting diplopore extruding according to claim 4 is turned up, it is characterised in that:The holder (3) Position corresponding with positioning sleeve (55) is equipped with circular hole (32).
CN201611224677.9A 2016-12-27 2016-12-27 A kind of extruding of pipe fitting diplopore is turned up edge equipment Active CN106670286B (en)

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CN201611224677.9A CN106670286B (en) 2016-12-27 2016-12-27 A kind of extruding of pipe fitting diplopore is turned up edge equipment

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Application Number Priority Date Filing Date Title
CN201611224677.9A CN106670286B (en) 2016-12-27 2016-12-27 A kind of extruding of pipe fitting diplopore is turned up edge equipment

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CN106670286B true CN106670286B (en) 2018-07-27

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201040303Y (en) * 2007-06-15 2008-03-26 叶鹏飞 Tube wall punching flanging device
CN201091894Y (en) * 2007-08-10 2008-07-30 王国际 Metal pipe internal hole flanging machine
CN102211123A (en) * 2011-01-25 2011-10-12 江西艾芬达卫浴有限公司 Full-automatic punching flanging device
CN203635736U (en) * 2013-12-11 2014-06-11 江西艾芬达卫浴有限公司 Full-automatic hydraulic double-rod punching and flanging machine
CN205201023U (en) * 2015-12-14 2016-05-04 佛山市科威力制冷设备有限公司 Automatic hole machine is pulled out in drilling
CN105665522A (en) * 2016-04-15 2016-06-15 王向阳 Punching and flanging machine
CN206445060U (en) * 2016-12-27 2017-08-29 宁波福士汽车部件有限公司 A kind of pipe fitting diplopore extrudes the edge equipment that turns up

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009038607A1 (en) * 2009-08-26 2011-03-31 Tox Pressotechnik Gmbh & Co. Kg Apparatus, method and tool for producing a collar pass in a component

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201040303Y (en) * 2007-06-15 2008-03-26 叶鹏飞 Tube wall punching flanging device
CN201091894Y (en) * 2007-08-10 2008-07-30 王国际 Metal pipe internal hole flanging machine
CN102211123A (en) * 2011-01-25 2011-10-12 江西艾芬达卫浴有限公司 Full-automatic punching flanging device
CN203635736U (en) * 2013-12-11 2014-06-11 江西艾芬达卫浴有限公司 Full-automatic hydraulic double-rod punching and flanging machine
CN205201023U (en) * 2015-12-14 2016-05-04 佛山市科威力制冷设备有限公司 Automatic hole machine is pulled out in drilling
CN105665522A (en) * 2016-04-15 2016-06-15 王向阳 Punching and flanging machine
CN206445060U (en) * 2016-12-27 2017-08-29 宁波福士汽车部件有限公司 A kind of pipe fitting diplopore extrudes the edge equipment that turns up

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