CN106694720B - A kind of pipe-expanding machine - Google Patents
A kind of pipe-expanding machine Download PDFInfo
- Publication number
- CN106694720B CN106694720B CN201611206759.0A CN201611206759A CN106694720B CN 106694720 B CN106694720 B CN 106694720B CN 201611206759 A CN201611206759 A CN 201611206759A CN 106694720 B CN106694720 B CN 106694720B
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- CN
- China
- Prior art keywords
- pipe fitting
- pipe
- discharge frame
- expanding machine
- transmission gear
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- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
- B21D41/026—Enlarging by means of mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, 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
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, 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
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
Pipe-expanding machine disclosed by the invention includes rack, the rack includes pipe fitting feeding machanism, pipe fitting positioning mechanism, pipe fitting expanding mechanism and pipe fitting discharge port, the pipe fitting expanding mechanism includes first motor, the first transmission gear, crank, connecting rod, sliding seat, guide rail, formed punch, and the pipe fitting positioning mechanism includes discharge frame, the second motor, feed device, hoistable platform and compressing member.Pipe-expanding machine is conveyed, provides power by machine driving for formed punch, only need to provide unidirectional power output can be realized moving in circles for formed punch, and structure is reliable, simple, durable；Adding discharge frame makes pipe fitting be able to maintain suitable spacing before it will enter flaring station, by cross bar by the synchronous stepping forward of multiple tubing element on discharge frame, effectively avoids positioning inaccurate.This flaring function is used to improve the production efficiency of pipe fitting expanding machine, reduces cost of human resources.
Description
Technical field
The present invention relates to press machine technical field, in particular to a kind of pipe-expanding machine.
Background technique
Connecting line inside air-conditioning is complex, and the interface of part of pipeline carries out flaring processing ability and its
Remaining part part smoothly connects.The pipe-expanding machine for making such flared pipe fitting on the market has very much, but in order to easy to assembly, it is main to use
The cylinder or hydraulic cylinder of entire outsourcing are flared the power source of formed punch as it.These are equipped with the pipe-expanding machine of cylinder or hydraulic cylinder in work
Need to pay attention to constantly the pressure state of power source during making, otherwise when occurring blocking (leakage), power source then will appear
The case where hypertonia (too low), so that the flaring of the pipe fitting of its processing can not be up to standard.Meanwhile the clamping machine at flaring station
Structure rigidity is too strong, when pipe fitting position inaccurate, pipe fitting deformation or surface is easy to cause scratch occur.
Summary of the invention
The technical problem to be solved by the present invention is existing pipe-expanding machine low precision, product qualified rate are low, it is often necessary to return
Work expends resource.
The solution that the present invention solves its technical problem is: providing that a kind of punch stroke is stable, clamping device has one
The pipe-expanding machine for determining adaptivity processes the flaring standard that resulting pipe fitting can reach uniform, and appearance is effectively mentioned without breakage
The qualification rate of high finished product.
A kind of pipe-expanding machine, including rack, the rack include pipe fitting feeding machanism, pipe fitting positioning mechanism, pipe fitting expanding machine
Structure and pipe fitting discharge port, the pipe fitting expanding mechanism include first motor, the first transmission gear, crank, connecting rod, sliding seat,
Guide rail, formed punch, the first motor drive the rotation of the first transmission gear, and one end of the crank is coaxial with the first transmission gear,
The other end and connecting rod front end are hinged, and the rear end of the connecting rod and sliding seat are hinged, the sliding seat and guide rail sliding contact,
The formed punch is fixedly connected with the sliding seat and parallel with guide rail, and the pipe fitting positioning mechanism includes discharge frame, the second motor, feeding
The front and back ends of device, hoistable platform and compressing member, the discharge frame are connect with pipe fitting feeding machanism and pipe fitting discharge port respectively,
The discharge frame is equipped with multiple locating slots compatible with pipe fitting outer profile, and the feed device has two groups and the row of being located at
Expect frame arranged on left and right sides, the feed device includes the cross bar with discharge frame keeping parallelism always, and the cross bar is equipped with and discharge
The compatible support mouth of frame, the second motor driven feeding rod make circular motion from back to front, and the compressing member and lifting are flat
The connection of platform bottom, the hoistable platform drive compressing member to compress or far from discharge framves.
The second transmission gear, second driving cog are additionally provided between first motor of the present invention and the first transmission gear
The gear ratio of wheel and the first transmission gear is 1:3~4.
Connecting rod of the present invention is equipped with screw rod and adjusting nut, and the screw rod is threadedly coupled with adjusting nut.
It is slidably connected between sliding seat and guide rail of the present invention by dovetail groove.
Auxiliary casting die is additionally provided with by compressing member of the present invention, the auxiliary casting die is connected by linear guide and hoistable platform
It connects, is additionally provided with reset spring between auxiliary casting die and the hoistable platform.
Feed device of the present invention further includes two swing rods, and the cross bar, swing rod and rack form parallel―ordinal shift pair,
The second motor driven swing rod rotation.
The beneficial effects of the present invention are: providing a kind of pipe-expanding machine, power is provided for formed punch by machine driving, need to only be mentioned
Moving in circles for formed punch can be realized for unidirectional power output, structure is reliable, simple, durable；It adds discharge frame and makes pipe fitting
It has been able to maintain suitable spacing before it will enter flaring station, has been walked the multiple tubing element synchronization on discharge frame forward by cross bar
Into effectively avoiding positioning inaccurate.This flaring function is used to improve the production efficiency of pipe fitting expanding machine, reduces cost of human resources.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is flaring main view diagram of the present invention；
Fig. 2 is that pipe-expanding machine of the present invention eliminates the left view schematic diagram after 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
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu 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 the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.In addition, be previously mentioned in text
All connection/connection relationships not singly refer to that component directly connects, and referring to can be added deduct according to specific implementation situation by adding
Few couple auxiliary, Lai Zucheng more preferably coupling structure.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 rack, the rack include pipe fitting feeding machanism, pipe fitting localization machine
Structure, pipe fitting expanding mechanism and pipe fitting discharge port, the pipe fitting expanding mechanism include first motor, the first transmission gear 1, crank 2,
Connecting rod 3, sliding seat 4, guide rail 5, formed punch 6, the first motor drive the first transmission gear rotation 1, one end of the crank 2
Coaxial with the first transmission gear 1, the other end and 3 front end of connecting rod are hinged, and the rear end of the connecting rod 3 and sliding seat 4 are hinged, institute
Sliding seat 4 and 5 sliding contact of guide rail are stated, the formed punch 6 is fixedly connected with sliding seat 4 and, the pipe fitting positioning parallel with guide rail 5
Mechanism includes discharge frame 7, the second motor, feed device, hoistable platform 8 and compressing member 9, the front and back ends difference of the discharge frame 7
It is connect with pipe fitting feeding machanism and pipe fitting discharge port, the discharge frame 7 is equipped with multiple positioning compatible with pipe fitting outer profile
Slot 10, the feed device have two groups and are located at 7 arranged on left and right sides of discharge frame, the feed device include always with discharge
The cross bar of frame keeping parallelism, the cross bar are equipped with support mouth compatible with discharge frame, the second motor driven feeding rod
Make circular motion from back to front, the compressing member 9 is connect with 8 bottom of hoistable platform, and the hoistable platform 8 drives compressing member 9 to press
Tight or separate discharge frame 7.The crank 2, connecting rod 3 and sliding seat 4 form crank rocker sliding pair, so that motor only needs to export
Moving in circles for formed punch 6 can be realized in unidirectional power.Since entire plunger mechanism is machine driving, so the row of formed punch 6
Journey is fixed, it is not easy to be changed；Meanwhile discharge frame 7 is able to maintain pipe fitting suitably before it will enter flaring station
Spacing effectively avoids positioning inaccurate by cross bar by the synchronous stepping forward of multiple tubing element on discharge frame 7, so that entire flaring
Machine the operation is stable, flaring effect is reliably efficient, integrally improves production efficiency.
As preferred embodiment, the second transmission gear is additionally provided between the first motor and the first transmission gear 1
11, the gear ratio of second transmission gear 11 and the first transmission gear 1 is 1:3~4.Pass through small transmission gear 11 and big transmission
Gear 1 cooperates, and the torque that can export motor increases 3~4 times, so that formed punch 6 is stronger.
As preferred embodiment, the connecting rod 3 is equipped with screw rod and adjusting nut, the screw rod and adjusting nut
It is threadedly coupled.By adjusting the circle number of screw rod and adjusting nut cooperation, change the length of connecting rod 3, and then changes the work of formed punch 6
Make stroke.
As preferred embodiment, it is slidably connected between the sliding seat 4 and guide rail 5 by dovetail groove.Dovetail groove energy
Freedom degree between enough further limit slippage seats 4 and guide rail 5, avoids sliding seat 4 because of the unbalanced punching of crank rocker sliding pair
Amount exports and generates fluctuating.
As preferred embodiment, auxiliary casting die is additionally provided with by the compressing member 9, the auxiliary casting die is led by straight line
Bar is connect with hoistable platform 8, is additionally provided with reset spring between the auxiliary casting die and hoistable platform 8.The 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.It is compressed in reset spring
During, since auxiliary casting die can to a certain degree press to the pipe fitting on discharge frame 7, pipe fitting is enabled to be close to position
Slot 10 further prevents pipe fitting and occurs being displaced and leading to breakage during compression-flaring.
As preferred embodiment, the feed device further includes two swing rods, the cross bar, swing rod and rack composition
Parallel―ordinal shift pair, the second motor driven swing rod rotation.Parallel―ordinal shift pair enables cross bar steadily to carry out circular arc
It swings, can smoothly be fed forward the pipe fitting on discharge frame 7 in a stepping manner.
As described in Figure 3, as preferred embodiment, the rack further includes end face polishing machine structure, the end face polishing
Mechanism is between pipe fitting feeding machanism and pipe fitting positioning mechanism, including deburring component, operation track 12 and third motor 13,
The deburring component includes two horizontal, columned steel wire hairbrush 14, the distance between two steel wire hairbrush 14 and pipe fitting
Length be adapted, the operation track 12 is mounted between two steel wire hairbrush 14, and the third motor 13 drives steely wool
The axial rotation of brush 14.
As preferred embodiment, sliding block 15 is equipped with below the deburring component, rack is equipped with suitable with 15 phase of sliding block
The sliding slot matched, the sliding block 15 are slidably connected with sliding slot.
As preferred embodiment, the deburring component further includes protecting cover 16, and the protecting cover 16 covers steel wire hairbrush
14 top.
As preferred embodiment, the binder portion of compressible pipe fitting, the binder are equipped with above the operation track 13
Portion includes compressing rod 17 and elastic device, and the compressing rod 17 is connect 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 skilled in the art can also make various equivalent modifications on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (9)
1. a kind of pipe-expanding machine, including rack, the rack includes pipe fitting feeding machanism, pipe fitting positioning mechanism, pipe fitting expanding mechanism
With pipe fitting discharge port, it is characterised in that: the pipe fitting expanding mechanism include first motor, the first transmission gear (1), crank (2),
Connecting rod (3), sliding seat (4), guide rail (5), formed punch (6), first motor driving the first transmission gear (1) rotation are described
One end of crank (2) is coaxial with the first transmission gear (1), and the other end and connecting rod (3) front end are hinged, the connecting rod (3)
Hingedly, the sliding seat (4) and guide rail (5) sliding contact, the formed punch (6) and sliding seat (4) are fixed for rear end and sliding seat (4)
It connects and parallel with guide rail (5), the pipe fitting positioning mechanism includes discharge frame (7), the second motor, feed device, hoistable platform
(8) and compressing member (9), the front and back ends of the discharge frame (7) are connect with pipe fitting feeding machanism and pipe fitting discharge port respectively, described
Discharge frame (7) is equipped with multiple locating slots (10) compatible with pipe fitting outer profile, and the feed device has two groups and respectively position
In discharge frame (7) arranged on left and right sides, the feed device includes the cross bar with discharge frame keeping parallelism always, is set on the cross bar
There is support mouth compatible with discharge frame, the second motor driven feeding rod makees circular motion, the compressing member from back to front
(9) it is connect with hoistable platform (8) bottom, the hoistable platform (8) drives compressing member (9) to compress or far from discharge frame (7), described
Auxiliary casting die is additionally provided with by compressing member (9), the auxiliary casting die is connect by linear guide with hoistable platform (8), the auxiliary
Reset spring is additionally provided between casting die and hoistable platform (8), the auxiliary casting die is contacted prior to compressing member (9) with discharge frame (7),
Subsequent compression reseting spring, until compressing member (9) are contacted with discharge frame (7), during reset spring compression, due to auxiliary
Casting die can to a certain degree press to the pipe fitting on discharge frame (7), and pipe fitting is enabled to be close to locating slot (10).
2. pipe-expanding machine according to claim 1, it is characterised in that: between the first motor and the first transmission gear (1)
It is additionally provided with the second transmission gear (11), the gear ratio of second transmission gear (11) and the first transmission gear (1) is 1:3~4.
3. pipe-expanding machine according to claim 1, it is characterised in that: the connecting rod (3) is equipped with screw rod and adjusting nut,
The screw rod is threadedly coupled with adjusting nut.
4. pipe-expanding machine according to claim 1, it is characterised in that: pass through dovetail between the sliding seat (4) and guide rail (5)
Slot is slidably connected.
5. pipe-expanding machine according to claim 1, it is characterised in that: the feed device further includes two swing rods, the cross
Bar, swing rod and rack form parallel―ordinal shift pair, the second motor driven swing rod rotation.
6. pipe-expanding machine according to claim 1, it is characterised in that: the rack further includes end face polishing machine structure, the end
Face polishing mechanism is between pipe fitting feeding machanism and pipe fitting positioning mechanism, including deburring component, operation track (12) and
Three motors (13), the deburring component 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) is mounted between two steel wire hairbrush (14), described
Three motors (13) drive steel wire hairbrush (14) axially to rotate.
7. pipe-expanding machine according to claim 6, it is characterised in that: be equipped with sliding block (15) below the deburring component, machine
It is provided with and is slidably connected with sliding block (15) compatible sliding slot, the sliding block (15) with sliding slot.
8. pipe-expanding machine according to claim 6, it is characterised in that: the deburring component further includes protecting cover (16), described
Protecting cover (16) covers the top of steel wire hairbrush (14).
9. pipe-expanding machine according to claim 8, it is characterised in that: be equipped with compressible pipe fitting above the operation track (12)
Binder portion, the binder portion includes compressing rod (17) and elastic device, and the compressing rod (17) and protecting cover (16) pass through elasticity
Device connection.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106694720A CN106694720A (en) | 2017-05-24 |
| CN106694720B true CN106694720B (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611206759.0A Active CN106694720B (en) | 2016-12-23 | 2016-12-23 | A kind of pipe-expanding machine |
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| CN (1) | CN106694720B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246916B (en) * | 2017-12-04 | 2023-12-22 | 林宇凯 | Fin poling device |
| CN111774490A (en) * | 2019-04-03 | 2020-10-16 | 海信（浙江）空调有限公司 | Continuous tapping device |
| 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 |
| CN110666051B (en) * | 2019-11-05 | 2021-05-04 | 含山县荣源金属制品有限公司 | Mechanical steel pipe flaring machine |
| CN111822603B (en) * | 2020-06-09 | 2022-09-13 | 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 |
Family Cites Families (8)
| 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 |
-
2016
- 2016-12-23 CN CN201611206759.0A patent/CN106694720B/en active Active
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| Publication number | Publication date |
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| CN106694720A (en) | 2017-05-24 |
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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. |