CN106694720A - Pipe expanding machine - Google Patents

Pipe expanding machine Download PDF

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Publication number
CN106694720A
CN106694720A CN201611206759.0A CN201611206759A CN106694720A CN 106694720 A CN106694720 A CN 106694720A CN 201611206759 A CN201611206759 A CN 201611206759A CN 106694720 A CN106694720 A CN 106694720A
Authority
CN
China
Prior art keywords
pipe
expanding machine
pipe fitting
machine according
frame
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.)
Granted
Application number
CN201611206759.0A
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Chinese (zh)
Other versions
CN106694720B (en
Inventor
蔡操
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.)
Guangdong Jiexin Products Technology Co., Ltd.
Original Assignee
Foshan Nanhai Jie Jie Electrical Appliance Hardware Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foshan Nanhai Jie Jie Electrical Appliance Hardware Co Ltd filed Critical Foshan Nanhai Jie Jie Electrical Appliance Hardware Co Ltd
Priority to CN201611206759.0A priority Critical patent/CN106694720B/en
Publication of CN106694720A publication Critical patent/CN106694720A/en
Application granted granted Critical
Publication of CN106694720B publication Critical patent/CN106694720B/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
    • B21D41/00Application of procedures in order to alter the diameter of tube ends
    • B21D41/02Enlarging
    • B21D41/026Enlarging by means of mandrels
    • 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
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • 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
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/006Feeding elongated articles, such as tubes, bars, or profiles

Abstract

The invention discloses a pipe expanding machine. The pipe expanding machine comprises a rack, wherein the rack comprises a pipe supply mechanism, a pipe positioning mechanism, a pipe expanding mechanism and a pipe discharge hole; the pipe expanding mechanism comprises a first motor, a first transmission gear, a crankshaft, a connecting rod, a slide base, a guide rail and a punch; the pipe positioning mechanism comprises a discharge rack, a second motor, a feeding device, a lifting platform and a pressing part. The pipe expanding machine is conveyed to provide power for the punch by virtue of mechanical transmission, so that circulating reciprocating of the punch can be realized by only needing to provide one-way power output, and therefore, the pipe expanding machine is reliable, simple and durable in structure; the discharge frame is additionally arranged, so that pipes can keep proper spacing before entering an expanding station, and the pipes on the discharge frame are synchronously stepped forwards though a cross rod, so that inaccurate positioning is effectively avoided. The pipe expanding machine can be used for improving production efficiency of the pipe expanding machine, and reduces manpower resource cost.

Description

A kind of pipe-expanding machine
Technical field
The present invention relates to press machine technical field, more particularly to a kind of pipe-expanding machine.
Background technology
Connecting line inside air-conditioning is complex, the interface of which part pipeline need to carry out enlarging treatment could and its Remaining part part is smoothly connected.Making the pipe-expanding machine of such flared pipe fitting on the market has a lot, but in order to easy to assembly, mainly uses The cylinder or hydraulic cylinder of whole outsourcing as its enlarging drift power source.These are equipped with the pipe-expanding machine of cylinder or hydraulic cylinder in work Need to note constantly the pressure state of power source during work, otherwise when occurring blocking(Leakage)When, its power source then occurs Hypertonia(It is too low)Situation so that the enlarging of pipe fitting of its processing cannot be up to standard.Meanwhile, the clamping machine at enlarging station Structure rigidity is too strong, when pipe fitting positioning is inaccurate, is easily caused pipe fitting deformation or cut occurs in surface.
The content of the invention
The technical problem to be solved in the present invention is:Existing pipe-expanding machine low precision, product qualified rate is low, it is often necessary to return Work, expends resource.
The present invention solve its technical problem solution be:There is provided a kind of punch stroke stabilization, clamping device has one Determine the pipe-expanding machine of adaptivity, the pipe fitting obtained by its processing can reach homogeneous enlarging standard, and outward appearance is effectively carried without breakage The qualification rate of finished product high.
A kind of pipe-expanding machine, including frame, the frame include pipe fitting feeding machanism, pipe fitting detent mechanism, pipe fitting expanding machine Structure and pipe fitting discharging opening, the pipe fitting expanding mechanism include the first motor, the first travelling gear, crank, connecting rod, sliding seat, Guide rail, drift, first motor drive the first travelling gear to rotate, and one end of the crank is coaxial with the first travelling gear, The other end is hinged with connecting rod front end, and rear end and the sliding seat of the connecting rod are hinged, and the sliding seat is contacted with slide, The drift be fixedly connected with the sliding seat and and guide rail parallel, the pipe fitting detent mechanism include discharge frame, the second motor, feeding Device, hoistable platform and compressing member, the front and back ends of the discharge frame are connected with pipe fitting feeding machanism and pipe fitting discharging opening respectively, The discharge frame is provided with multiple locating slots being adapted with pipe fitting outline, and the feed device has two groups and the respectively row of being located at Bin arranged on left and right sides, the feed device include all the time with the cross bar of discharge frame keeping parallelism, the cross bar is provided with and discharge The support mouthful that frame is adapted, second motor drives feeding rod to make circular motion from back to front, and the compressing member is flat with lifting Platform bottom connects, and the hoistable platform drives compressing member to compress or away from discharge frame.
The second travelling gear, second driving cog are additionally provided between first motor of the present invention and the first travelling gear Wheel is 1 with the gear ratio of the first travelling gear:3~4.
Connecting rod of the present invention is provided with screw mandrel and adjusting nut, and the screw mandrel is threadedly coupled with adjusting nut.
It is slidably connected by dovetail groove between sliding seat of the present invention and guide rail.
Auxiliary casting die is additionally provided with by compressing member of the present invention, the auxiliary casting die is connected by linear guide with hoistable platform Connect, back-moving spring is additionally provided between the auxiliary casting die and hoistable platform.
Feed device of the present invention also includes two swing rods, and the cross bar, swing rod and frame constitute parallel―ordinal shift pair, Second motor drives swing rod to rotate.
The beneficial effects of the invention are as follows:A kind of pipe-expanding machine is provided, it relies on machine driving to provide power for drift, need to only carried It is to be capable of achieving moving in circles for drift for unidirectional power output, structure is reliable, simple, durable;Discharge frame is set up so that pipe fitting Good suitable spacing can be kept before it will enter enlarging station, the multiple tubing element on discharge frame is synchronously walked forward by cross bar Enter, be prevented effectively from positioning inaccurate.This enlarging function is used to improve the production efficiency of pipe fitting expanding machine, reduces cost of human resources.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description Accompanying drawing is briefly described.Obviously, described accompanying drawing is a part of embodiment of the invention, rather than whole implementations Example, those skilled in the art on the premise of not paying creative work, can also obtain other designs according to these accompanying drawings Scheme and accompanying drawing.
Fig. 1 is pipe-expanding machine schematic front view of the present invention;
Fig. 2 is the left view schematic diagram after pipe-expanding machine of the present invention eliminates pipe fitting expanding mechanism;
Fig. 3 is the schematic cross-section of the end face polishing machine structure of pipe-expanding machine of the present invention.
Specific embodiment
The technique effect of design of the invention, concrete structure and generation is carried out clearly below with reference to embodiment and accompanying drawing Chu, it is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair Bright a part of embodiment, rather than whole embodiments, based on embodiments of the invention, those skilled in the art is not paying The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text All connection/annexations, not singly refer to that component directly connects, and refer to that can be added deduct by adding according to specific implementation situation Lack couple auxiliary to constitute more excellent draw bail.Each technical characteristic in the invention, in not conflicting conflict Under the premise of can be with combination of interactions.
As illustrated in fig. 1 and 2, a kind of pipe-expanding machine, including frame, the frame includes pipe fitting feeding machanism, pipe fitting localization machine Structure, pipe fitting expanding mechanism and pipe fitting discharging opening, the pipe fitting expanding mechanism include the first motor, the first travelling gear 1, crank 2, Connecting rod 3, sliding seat 4, guide rail 5, drift 6, first motor drive the first travelling gear to rotate 1, one end of the crank 2 Coaxial with the first travelling gear 1, the other end is hinged with the front end of connecting rod 3, and rear end and the sliding seat 4 of the connecting rod 3 are hinged, institute Sliding seat 4 and the sliding contact of guide rail 5 are stated, the drift 6 is fixedly connected and parallel with guide rail 5 with sliding seat 4, the pipe fitting positioning Mechanism includes discharge frame 7, the second motor, feed device, hoistable platform 8 and compressing member 9, and the front and back ends of the discharge frame 7 are distinguished It is connected with pipe fitting feeding machanism and pipe fitting discharging opening, the discharge frame 7 is provided with multiple positioning being adapted with pipe fitting outline Groove 10, the feed device have two groups and respectively be located at the arranged on left and right sides of discharge frame 7, the feed device include all the time with discharge The cross bar of frame keeping parallelism, the cross bar is provided with the support mouthful being adapted with discharge frame, and second motor drives feeding rod Make circular motion from back to front, the compressing member 9 is connected with the bottom of hoistable platform 8, the hoistable platform 8 drives compressing member 9 to press Tightly or away from discharge frame 7.The crank 2, connecting rod 3 and sliding seat 4 composition crank rocker sliding pair so that motor only needs output Unidirectional power, you can realize moving in circles for drift 6.Because whole plunger mechanism is machine driving, so the row of drift 6 Journey is fixed, it is not easy to changed;Meanwhile, discharge frame 7 causes that pipe fitting can keep good suitable before it will enter enlarging station Spacing, by cross bar by the synchronous stepping forward of multiple tubing element on discharge frame 7, is prevented effectively from positioning inaccurate so that whole enlarging Machine working stability, enlarging effect is reliable efficiently, integrally improves production efficiency.
As preferred embodiment, the second travelling gear is additionally provided between first motor and the first travelling gear 1 11, the gear ratio of the travelling gear 1 of second travelling gear 11 and first is 1:3~4.By small transmission gear 11 and big transmission Gear 1 coordinates, and the moment of torsion that can be exported motor increases 3~4 times so that drift 6 is stronger.
Used as preferred embodiment, the connecting rod 3 is provided with screw mandrel and adjusting nut, the screw mandrel and adjusting nut Threaded connection.By adjusting the number of turns that screw mandrel coordinates with adjusting nut, change the length of connecting rod 3, and then change the work of drift 6 Make stroke.
As preferred embodiment, it is slidably connected by dovetail groove between the sliding seat 4 and guide rail 5.Dovetail groove energy The free degree between enough further limit slippage seats 4 and guide rail 5, it is to avoid sliding seat 4 is because of the unbalanced punching of crank rocker sliding pair Amount is exported and produces fluctuating.
Used as auxiliary casting die preferred embodiment, is additionally provided with by the compressing member 9, the auxiliary casting die is led by straight line Bar is connected with hoistable platform 8, and back-moving spring is additionally provided between the auxiliary casting die and hoistable platform 8.It is described auxiliary casting die prior to Compressing member 9 is contacted with discharge frame 7, subsequent compression reseting spring, until compressing member 9 is contacted with discharge frame 7.In back-moving spring compression During, because auxiliary casting die can press to the pipe fitting on discharge frame 7 to a certain degree so that pipe fitting can be close to positioning Groove 10, further prevents pipe fitting displacement occur during compression-enlarging and cause breakage.
Used as preferred embodiment, the feed device also includes two swing rods, the cross bar, swing rod and frame composition Parallel―ordinal shift pair, second motor drives swing rod to rotate.Parallel―ordinal shift pair enables that cross bar stably carries out circular arc Swing, smoothly can in a stepping manner be fed forward the pipe fitting on discharge frame 7.
As described in Figure 3, as preferred embodiment, the frame also includes end face polishing machine structure, the end face polishing Mechanism is located between pipe fitting feeding machanism and pipe fitting detent mechanism, including deburring part, the motor 13 of operation track 12 and the 3rd, The deburring part includes the distance between two horizontal, columned steel wire hairbrush 14, two steel wire hairbrush 14 and pipe fitting Length be adapted, the operation track 12 is arranged between two steel wire hairbrush 14, and the 3rd motor 13 drives steely wool The axial rotation of brush 14.
Used as preferred embodiment, the deburring part lower section is provided with sliding block 15, and frame is provided with mutually fits with sliding block 15 The chute matched somebody with somebody, the sliding block 15 is connected with slide.
Used as preferred embodiment, the deburring part also includes protecting cover 16, and the protecting cover 16 covers steel wire hairbrush 14 top.
Used as preferred embodiment, the top of the operation track 13 is provided with the binder portion that can compress pipe fitting, the binder Portion includes compressing rod 17 and elastic device, and the compressing rod 17 is connected with protecting cover 16 by elastic device.
Better embodiment of the invention is illustrated above, but the invention is not limited to the implementation Example, those of ordinary skill in the art can also make a variety of equivalent modifications or replace on the premise of without prejudice to spirit of the invention Change, these equivalent modifications or replacement are all contained in the application claim limited range.

Claims (10)

1. a kind of pipe-expanding machine, including frame, the frame includes pipe fitting feeding machanism, pipe fitting detent mechanism, pipe fitting expanding mechanism With pipe fitting discharging opening, it is characterised in that:The pipe fitting expanding mechanism includes the first motor, the first travelling gear(1), crank(2)、 Connecting rod(3), sliding seat(4), guide rail(5), drift(6), the first motor driving the first travelling gear rotation(1), it is described Crank(2)One end and the first travelling gear(1)It is coaxial, the other end and connecting rod(3)Front end is hinged, the connecting rod(3)'s Rear end and sliding seat(4)It is hinged, the sliding seat(4)With guide rail(5)Sliding contact, the drift(6)With sliding seat(4)It is fixed Connection and and guide rail(5)Parallel, the pipe fitting detent mechanism includes discharge frame(7), the second motor, feed device, hoistable platform (8)And compressing member(9), the discharge frame(7)Front and back ends be connected with pipe fitting feeding machanism and pipe fitting discharging opening respectively, it is described Discharge frame(7)It is provided with multiple locating slots being adapted with pipe fitting outline(10), the feed device have two groups and respectively position In discharge frame(7)Arranged on left and right sides, the feed device include all the time with the cross bar of discharge frame keeping parallelism, set on the cross bar There is the support mouthful being adapted with discharge frame, second motor drives feeding rod to make circular motion, the compressing member from back to front (9)With hoistable platform(8)Bottom connects, the hoistable platform(8)Drive compressing member(9)Compress or away from discharge frame(7).
2. pipe-expanding machine according to claim 1, it is characterised in that:First motor and the first travelling gear(1)Between It is additionally provided with the second travelling gear(11), second travelling gear(11)With the first travelling gear(1)Gear ratio be 1:3~4.
3. pipe-expanding machine according to claim 1, it is characterised in that:The connecting rod(3)Screw mandrel and adjusting nut are provided with, The screw mandrel is threadedly coupled with adjusting nut.
4. pipe-expanding machine according to claim 1, it is characterised in that:The sliding seat(4)With guide rail(5)Between pass through dovetail Groove is slidably connected.
5. pipe-expanding machine according to claim 1, it is characterised in that:The compressing member(9)Side is additionally provided with auxiliary casting die, described Auxiliary casting die passes through linear guide and hoistable platform(8)Connection, auxiliary casting die and the hoistable platform(8)Between be additionally provided with reset Spring.
6. pipe-expanding machine according to claim 1, it is characterised in that:The feed device also includes two swing rods, the horizontal stroke Bar, swing rod and frame composition parallel―ordinal shift pair, second motor drive swing rod to rotate.
7. pipe-expanding machine according to claim 1, it is characterised in that:The frame also includes end face polishing machine structure, the end Mirror polish mechanism is located between pipe fitting feeding machanism and pipe fitting detent mechanism, including deburring part, operation track(12)With Three motors(13), the deburring part include two horizontal, columned steel wire hairbrush(14), two steel wire hairbrush(14)It Between distance be adapted with the length of pipe fitting, the operation track(12)Installed in two steel wire hairbrush(14)Between, described Three motors(13)Drive steel wire hairbrush(14)Axial rotation.
8. pipe-expanding machine according to claim 7, it is characterised in that:The deburring part lower section is provided with sliding block(15), machine Erection has and sliding block(15)The chute being adapted, the sliding block(15)It is connected with slide.
9. pipe-expanding machine according to claim 7, it is characterised in that:The deburring part also includes protecting cover(16), it is described Protecting cover(16)Cover steel wire hairbrush(14)Top.
10. pipe-expanding machine according to claim 9, it is characterised in that:The operation track(13)Top is provided with can compressing pipe The binder portion of part, the binder portion includes compressing rod(17)And elastic device, the compressing rod(17)With protecting cover(16)By bullet Property device connection.
CN201611206759.0A 2016-12-23 2016-12-23 A kind of pipe-expanding machine Active CN106694720B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611206759.0A CN106694720B (en) 2016-12-23 2016-12-23 A kind of pipe-expanding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611206759.0A CN106694720B (en) 2016-12-23 2016-12-23 A kind of pipe-expanding machine

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CN106694720A true CN106694720A (en) 2017-05-24
CN106694720B CN106694720B (en) 2019-05-21

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110666051A (en) * 2019-11-05 2020-01-10 含山县荣源金属制品有限公司 Mechanical steel pipe flaring machine
CN111774491A (en) * 2019-04-03 2020-10-16 海信(浙江)空调有限公司 Device for flaring copper pipe connecting pipe
CN111774490A (en) * 2019-04-03 2020-10-16 海信(浙江)空调有限公司 Continuous tapping device
CN111822603A (en) * 2020-06-09 2020-10-27 中国空气动力研究与发展中心设备设计及测试技术研究所 Flaring device of building accessory

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608846A (en) * 1985-05-30 1986-09-02 Lemont Machine Company Dedimpler apparatus
CN200960539Y (en) * 2006-10-27 2007-10-17 张海勇 Pipe-expanding mechanism
CN201940492U (en) * 2010-12-29 2011-08-24 浙江林邦控股集团有限公司 Copper pipe flaring machine
CN102658337A (en) * 2012-04-27 2012-09-12 江苏国新金属制品有限公司 Pipe expanding and contracting machine
CN104707916A (en) * 2015-03-27 2015-06-17 宁波精达成形装备股份有限公司 Flaring device
CN104959897A (en) * 2015-07-10 2015-10-07 谭承涛 Automatic polishing and drawing machine
CN205032593U (en) * 2015-08-20 2016-02-17 杭州金马管业有限公司 Tubular metal resonator flaring equipment
CN105665548A (en) * 2014-07-06 2016-06-15 赵牧青 Electric power aluminum pipe expanding machine easily conducting discharging

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608846A (en) * 1985-05-30 1986-09-02 Lemont Machine Company Dedimpler apparatus
CN200960539Y (en) * 2006-10-27 2007-10-17 张海勇 Pipe-expanding mechanism
CN201940492U (en) * 2010-12-29 2011-08-24 浙江林邦控股集团有限公司 Copper pipe flaring machine
CN102658337A (en) * 2012-04-27 2012-09-12 江苏国新金属制品有限公司 Pipe expanding and contracting machine
CN105665548A (en) * 2014-07-06 2016-06-15 赵牧青 Electric power aluminum pipe expanding machine easily conducting discharging
CN104707916A (en) * 2015-03-27 2015-06-17 宁波精达成形装备股份有限公司 Flaring device
CN104959897A (en) * 2015-07-10 2015-10-07 谭承涛 Automatic polishing and drawing machine
CN205032593U (en) * 2015-08-20 2016-02-17 杭州金马管业有限公司 Tubular metal resonator flaring equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111774491A (en) * 2019-04-03 2020-10-16 海信(浙江)空调有限公司 Device for flaring copper pipe connecting pipe
CN111774490A (en) * 2019-04-03 2020-10-16 海信(浙江)空调有限公司 Continuous tapping device
CN110666051A (en) * 2019-11-05 2020-01-10 含山县荣源金属制品有限公司 Mechanical steel pipe flaring machine
CN111822603A (en) * 2020-06-09 2020-10-27 中国空气动力研究与发展中心设备设计及测试技术研究所 Flaring device of building accessory

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Effective date of registration: 20190704

Address after: 528000 One of 12 Jinshi Avenue, Nanhai National Eco-industrial Demonstration Park, Danzao Town, Nanhai District, Foshan City, Guangdong Province

Patentee after: Guangdong Jiexin Products Technology Co., Ltd.

Address before: 528000 Mayu Industrial Zone, Lishui Town, Nanhai District, Foshan City, Guangdong Province

Patentee before: Foshan Nanhai Jie Jie Electrical Appliance Hardware Co., Ltd.