CN109226331A - A kind of continuous condensation wave forming method of bellows - Google Patents
A kind of continuous condensation wave forming method of bellows Download PDFInfo
- Publication number
- CN109226331A CN109226331A CN201811360081.0A CN201811360081A CN109226331A CN 109226331 A CN109226331 A CN 109226331A CN 201811360081 A CN201811360081 A CN 201811360081A CN 109226331 A CN109226331 A CN 109226331A
- Authority
- CN
- China
- Prior art keywords
- condensation wave
- condensation
- pipe
- wave
- wave pipe
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
-
- 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
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
- B21D15/06—Corrugating tubes transversely, e.g. helically annularly
-
- 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
Abstract
The invention discloses a kind of continuous condensation wave forming methods of bellows, comprising the following steps: stainless steel band is delivered on welding stage and carries out weld seam, obtains stainless steel tube；Stainless steel tube is drawn and is protruded into corrugated pipe forming machine；Corrugated pipe forming machine generates stainless steel tube and squeezes wave power, obtains bellows；Bellows stretches in condensation wave pipe forming machine and protrudes into condensation wave pipe clamp after condensation wave section conduit, controller control cylinder makes condensation wave pipe clamp clamp or release, when condensation wave pipe clamp clamps, bellows is formed condensation wave pipe by crowded wave power, when condensation wave pipe clamp unclamps, condensation wave pipe is mobile to condensation wave pipe clamp by crowded wave power；Condensation wave pipe is rolled into condensation wave pipe reel by condensation wave pipe automatic coiling machine after anti-jump conduit, obtains continuous condensation wave pipe.The present invention has the following advantages and effects: condensation wave pipe forming machine and condensation wave pipe clamp are used, the continuous condensation wave of bellows obtains to length is long, scroll-like condensation wave pipe, convenient transportation, and can be according to actually required interception suitable length.
Description
Technical field
The present invention relates to condensation wave field shaping technique, in particular to a kind of continuous condensation wave forming method of bellows.
Background technique
Bellows is a kind of with can be along the telescopic tubular elastic sensing element that folding direction connects into.Bellows is in instrument instrument
It is widely used in table, is mainly used for the measuring cell as pressure measuring instruments, convert pressure into displacement or power.Bellows
Tube wall is relatively thin, and sensitivity is higher, and measurement range is tens of pas to tens of megapascal, and open end is fixed, and sealed end is in free shape
State, and increase elasticity using the helical spring of auxiliary or reed.Bellows is that cylindrical shape is rolled by stainless steel band, then through ripple
Molding machine extrusion forming, bellows can be made into condensation wave pipe after extrusion forming again, and the pitch of waves of condensation wave pipe is less than the pitch of waves of bellows.
In the prior art, be usually all first to intercept one section of bellows, be then placed in fixing axle to the both ends of bellows into
Row squeezes, and one section of condensation wave pipe can be obtained after extruding.
But in the prior art, have the disadvantage in that the fixed shaft length of condensation wave molding equipment is limited, by condensation wave pipe sleeve
In being squeezed to obtain shorter condensation wave pipe with condensation wave pipe forming machine in the fixing axle of certain length, continuous condensation wave cannot achieve, thus
It is unable to get longer condensation wave pipe, the length limited of condensation wave pipe in use, and shorter condensation wave pipe disperses during transportation
Property it is larger, there is a problem of transport it is more inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of continuous condensation wave forming methods of bellows, using condensation wave pipe forming machine and condensation wave pipe
Fixture matches, and will squeeze again after condensation wave tube grip, has the effect of continuously condensation wave forming to obtain longer condensation wave pipe, and
It is readily transported after condensation wave pipe is coiled.
Above-mentioned technical purpose of the invention have the technical scheme that a kind of continuous condensation wave of bellows at
Type method, the fixed machine of stainless steel band, welding stage, stainless steel tube dragger, workbench and condensation wave pipe including being set in sequence are rolled up automatically
Material machine, workbench include corrugated pipe forming machine and condensation wave pipe forming machine, and condensation wave pipe forming machine includes condensation wave pipe clamp, cylinder, control
Device, condensation wave section conduit and anti-jump conduit processed, condensation wave pipe clamp clamp or release under the driving of cylinder, controller is for periodically
Ground control cylinder movement, the continuous condensation wave forming method of bellows the following steps are included:
Step 1: stainless steel band is placed on the fixed machine of stainless steel band, stainless steel band is under the traction of stainless steel tube dragger
It is delivered to welding stage, stainless steel band is rolled into cylindric progress weld seam on welding stage, obtains stainless steel tube；
Step 2: stainless steel tube continues traction to workbench by stainless steel tube dragger and stretches to corrugated pipe forming machine
Interior, corrugated pipe forming machine generates intermittent crowded wave power to stainless steel tube, and the tube wall of stainless steel tube is formed wave by axial compression
Line section, obtains bellows；
Step 3: bellows stretches in condensation wave pipe forming machine under the crowded wave power effect of corrugated pipe forming machine, before bellows
End is protruded into condensation wave pipe clamp after condensation wave section conduit, and cylinder is periodically driven condensation wave pipe clamp will by the control of controller
The bellows clamp or release in condensation wave pipe clamp is protruded into, the bellows when condensation wave pipe clamp clamps, in condensation wave section conduit
By corrugated pipe forming machine crowded wave power formed condensation wave pipe, when condensation wave pipe clamp unclamp when, in condensation wave section conduit bellows by
It is mobile to the crowded wave power of corrugated pipe forming machine to condensation wave pipe clamp；
Step 4: condensation wave pipe is rolled into condensation wave pipe reel by condensation wave pipe automatic coiling machine after anti-jump conduit, obtains continuous close
Wave duct.
By using above-mentioned technical proposal, continuous condensation wave molding can be realized, so that longer condensation wave pipe is obtained, it is continuous close
Wave condensation wave pipe after molding penetrates in anti-jump conduit from condensation wave pipe clamp, finally can be rolled into rolling up by condensation wave pipe automatic coiling machine
Cylinder, convenient transportation.Crowded wavelength degree can be calculated by squeezing wave velocity and crowded wave time.
The further setting of the present invention are as follows: in step 3, clamped in the period in condensation wave pipe clamp, the shape in condensation wave section conduit
At condensation wave pipe length be less than condensation wave section conduit length；It is unclamped in the period in condensation wave pipe clamp, condensation wave pipe is to condensation wave pipe clamp
The mobile distance of tool, which is equal to, clamps the length of the condensation wave pipe formed in condensation wave section conduit in the period in condensation wave pipe clamp.
By using above-mentioned technical proposal, it is ensured that protruding into condensation wave pipe clamp is molding condensation wave pipe, if protruding into
Some in condensation wave pipe clamp is that bellows a part is condensation wave pipe, enter to bellows section in condensation wave pipe clamp due to
Condensation wave pipe cannot be squeezed into again by being fixed, and continuous condensation wave longer condensation wave pipe after molding will appear showing for part bellows
As.
The further setting of the present invention are as follows: condensation wave pipe clamp is provided with upper fixture and lower fixture, upper fixture and lower fixture
Section is in semi-circular, and upper fixture forms hollow cylinder after matching with lower fixture, cylinder and condensation wave section conduit, anti-jump conduit are same
Axis setting, condensation wave pipe can horizontal feed to condensation wave pipe automatic coiling machine.
By using above-mentioned technical proposal, cylinder and condensation wave section conduit, the coaxial arrangement of anti-jump conduit can be to a certain extent
Preventing condensation wave pipe, deformation occurs or fractures, and anti-jump conduit can play the role of position restriction to condensation wave pipe.
The further setting of the present invention are as follows: the material of upper fixture and lower fixture is set as polyurethane.
By using above-mentioned technical proposal, if upper fixture and lower fixture are too hard, it is easy to deform condensation wave pipe clamp, if too soft
It is poor to will lead to clamping effect, can be subjected to displacement during squeezing wave.Polyurethane flexibility with higher and resilience use
Upper fixture and lower fixture is made in polyurethane, has the effect of preferable toughness and wear-resisting.
In conclusion the invention has the following advantages:
1. use condensation wave pipe forming machine and condensation wave pipe clamp, by the continuously extruded condensation wave of molding bellows obtain length it is longer, at
The condensation wave pipe of reel, convenient transportation, and when in use can be according to the condensation wave pipe of actually required interception suitable length；
2. condensation wave section conduit and anti-jump conduit are respectively adopted before and after condensation wave pipe clamp can play anti-jumping to condensation wave pipe
Effect, keeps molding effect more preferable；
3. using upper fixture and lower fixture made of polyurethane, has the effect of preferable toughness and wear-resisting, and have in clamping
There is rebound effect；
4. the stainless steel tube protruded into condensation wave pipe clamp is condensation wave pipe, keep the molding continuous effect of condensation wave preferable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment.
Fig. 2 is corrugated pipe forming machine on embodiment workbench, condensation wave pipe forming machine positional diagram.
In figure: 1, the fixed machine of stainless steel band；2, welding stage；3, stainless steel tube dragger；4, workbench；41, corrugated pipe forming
Machine；42, condensation wave pipe forming machine；43, anti-springboard；5, condensation wave pipe clamp；51, upper fixture；52, lower fixture；6, cylinder；7, it controls
Device；8, condensation wave section conduit；9, anti-jump conduit；10, condensation wave pipe automatic coiling machine.
Specific embodiment
The present invention will be further described below with reference to the drawings.For ease of description, following described "left", "right" are equal
It is consistent with direction shown in the drawings.
A kind of continuous condensation wave forming method of bellows, as shown in Figure 1, including that the stainless steel band being set in sequence from left to right is consolidated
Determine machine 1, welding stage 2, stainless steel tube dragger 3, workbench 4 and condensation wave pipe automatic coiling machine 10, is sequentially provided with wave on workbench 4
Line pipe forming machine 41 and condensation wave pipe forming machine 42.During condensation wave pipe condensation wave is molding, first stainless steel band is placed in stainless
On the fixed machine 1 of steel band, stainless steel band is delivered on welding stage 2 under the traction of stainless steel dragger 3, and stainless steel band is on welding stage 2
It is rolled into scroll-like rear progress weld seam, stainless steel tube is obtained, is then drawn stainless steel tube to work by stainless steel band dragger 3
It on platform 4 and protrudes into corrugated pipe forming machine 41, corrugated pipe forming machine 41 generates intermittent crowded wave power, stainless steel to stainless steel tube
Pipe axial compression makes tube wall form ripple, obtains the biggish bellows of the pitch of waves, and after ripple forming, bellows is in corrugated pipe forming machine
It is gradually conveyed to condensation wave pipe forming machine 42 under 41 crowded wave power effect, is formed by 42 condensation wave of condensation wave pipe forming machine, finally used
Condensation wave pipe after molding is rolled into scroll-like by condensation wave pipe automatic coiling machine 10.
As illustrated in fig. 1 and 2, corrugated pipe forming machine 41 is set to the left end of workbench 4, and condensation wave pipe forming machine 42 is set to work
Make the right end of platform 4, corrugated pipe forming machine 41 and condensation wave pipe forming machine 42 are located in a straight line, are additionally provided between the two anti-jump
Plate 43, anti-springboard 43 offer the through hole (not shown) passed through for bellows, in bellows from corrugated pipe forming machine 41
During being delivered to condensation wave pipe forming machine 42, anti-springboard 43 can play the role of bellows to prevent bounce；The molding of condensation wave pipe
Machine 42 includes condensation wave pipe clamp 5, cylinder 6, controller 7, condensation wave section conduit 8 and anti-jump conduit 9, and condensation wave pipe clamp 5 is in cylinder 6
Driving under clamp or release, controller 7 acts for periodically control cylinder 6, and condensation wave section conduit 8 is located at condensation wave pipe clamp
At 5 inlet pipe mouths, there are 2 millimeters of gap between condensation wave section conduit 8 and condensation wave pipe clamp 5, cylinder 6 is connected on condensation wave pipe clamp 5,
Cylinder 6 is also connected with controller 7, and anti-jump conduit 9 is set at 5 outlet spout of condensation wave pipe clamp, anti-jump conduit 9 and condensation wave pipe clamp
There are 2 millimeters of gap between tool 5, condensation wave pipe automatic coiling machine 10 is located at the outlet spout of anti-jump conduit 9.
As illustrated in fig. 1 and 2, condensation wave pipe clamp 5 includes upper fixture 51 and lower fixture 52, upper fixture 51 and lower fixture 52
Section is disposed as semi-circular, under the driving effect of cylinder 6, clamps upper fixture 51 and lower fixture 52 and forms hollow circle
Cylinder, cylinder are passed through for condensation wave pipe, and upper fixture 51 is close to the inner wall of lower fixture 52 with condensation wave pipe outer wall, upper fixture 51 and lower fixture
52 be that polyurethane is made, if upper fixture 51 and lower fixture 52 are too hard, are easy to deform condensation wave pipe clamp, will lead to folder if too soft
Tight effect is poor, can be subjected to displacement during squeezing wave.Polyurethane flexibility with higher and resilience, using polyurethane system
At upper fixture 51 and lower fixture 52, have the effect of that toughness is preferably and wear-resisting.In this way, the position of condensation wave pipe can be consolidated
Fixed, cylinder and condensation wave section conduit 8, anti-jump conduit 9 are coaxially disposed, and can preventing condensation wave pipe to a certain extent, deformation occurs or folding
Disconnected, anti-jump conduit 9 can play the role of position restriction to condensation wave pipe.
In condensation wave pipe forming process, corrugated pipe forming machine 41 is first passed through by stainless steel tube and is processed into the biggish ripple of the pitch of waves
Bellows, is fed through in condensation wave pipe forming machine 42, bellows is in wave by pipe under the action of the crowded wave power of corrugated pipe forming machine 41
Under the crowded wave power effect of line pipe forming machine 41, front end stretches in condensation wave pipe clamp 5 after passing through condensation wave section conduit 8, then starts
Cylinder 6, cylinder 6 are periodically driven condensation wave pipe clamp 5 that will protrude into the bellows in condensation wave pipe clamp 5 by the control of controller 7
Clamp or release, control period are 10 seconds, and when condensation wave pipe clamp 5 clamps, the bellows in condensation wave section conduit 8 is by ripple
The crowded wave power of pipe forming machine 41 forms condensation wave pipe, and when condensation wave pipe clamp 5 unclamps, condensation wave pipe is by wave in condensation wave section conduit 8
The crowded wave power of line pipe forming machine 41 is mobile to condensation wave pipe clamp 5, and the length of the condensation wave pipe formed in condensation wave section conduit 8 is less than close
The length of wave band conduit 8；It is unclamped in the period in condensation wave pipe clamp 5, condensation wave pipe is equal to the mobile distance of condensation wave pipe clamp 5 close
Wave duct fixture 5 clamps the length of the condensation wave pipe formed in condensation wave section conduit 8 in the period, by squeezing wave velocity and crowded wave time
Calculate the length of crowded wave.Condensation wave pipe is rolled into condensation wave pipe reel by condensation wave pipe automatic coiling machine 10 after anti-jump conduit 9, obtains
Continuous condensation wave pipe.It forms to obtain longer condensation wave pipe in this way, continuous condensation wave can be realized, the condensation wave pipe for being rolled into tubular facilitates fortune
It is defeated, and when in use can be according to the condensation wave pipe of actually required interception suitable length.
By 2 millimeters of spacing can be used for observing the stainless steel tube that is squeezed into condensation wave pipe clamp 5 whether be condensation wave at
Condensation wave pipe after type, when in condensation wave pipe clamp 5 being condensation wave pipe, it is coiled after condensation wave pipe condensation wave distribution uniform, condensation wave at
The effect of type is preferable.2 millimeters are stayed between condensation wave pipe clamp 5 and anti-jump pipe can be used for adjusting gap.
The above description is only a preferred embodiment of the present invention, thus it is all according to the configuration described in the scope of the patent application of the present invention,
The equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.
Claims (4)
1. a kind of continuous condensation wave forming method of bellows, it is characterised in that: including the stainless steel band that is set in sequence fixed machine (1),
Welding stage (2), stainless steel tube dragger (3), workbench (4) and condensation wave pipe automatic coiling machine (10), the workbench (4) includes wave
Line pipe forming machine (41) and condensation wave pipe forming machine (42), condensation wave pipe forming machine (42) include condensation wave pipe clamp (5), cylinder (6), control
Device (7), condensation wave section conduit (8) and anti-jump conduit (9) processed, condensation wave pipe clamp (5) clamp or release under the driving of cylinder (6),
Controller (7) for periodically control cylinder (6) movement, the continuous condensation wave forming method of bellows the following steps are included:
Step 1: stainless steel band is placed on stainless steel band fixed machine (1), stainless steel band is in stainless steel tube dragger (3)
It is delivered under traction welding stage (2), stainless steel band is rolled into cylindric progress weld seam on welding stage (2), obtains stainless steel tube；
Step 2: the stainless steel tube continues traction to workbench (4) by stainless steel tube dragger (3) and stretches to ripple
In pipe forming machine (41), corrugated pipe forming machine (41) generates intermittent crowded wave power to stainless steel tube, the tube wall of stainless steel tube by
Bellows segment is formed to axial compression, obtains bellows；
Step 3: bellows stretches in condensation wave pipe forming machine (42) under the crowded wave power effect of corrugated pipe forming machine (41), wave
The front end of line pipe is protruded into condensation wave pipe clamp (5) after passing through condensation wave section conduit (8), control period of the cylinder (6) by controller (7)
Drive condensation wave pipe clamp (5) that the bellows clamp or release in condensation wave pipe clamp (5) will be protruded into property, when condensation wave pipe clamp (5)
When clamping, the bellows in condensation wave section conduit (8) is formed condensation wave pipe by the crowded wave power of corrugated pipe forming machine (41), works as condensation wave
When pipe clamp (5) unclamps, condensation wave pipe is by the crowded wave power of corrugated pipe forming machine (41) to condensation wave pipe clamp in condensation wave section conduit (8)
It is mobile to have (5)；
Step 4: condensation wave pipe is rolled into condensation wave pipe reel by condensation wave pipe automatic coiling machine (10) after anti-jump conduit (9), is connected
Continuous condensation wave pipe.
2. the continuous condensation wave forming method of a kind of bellows according to claim 1, it is characterised in that: in step 3, close
Wave duct fixture (5) clamped in the period, and the length of the condensation wave pipe formed in condensation wave section conduit (8) is less than condensation wave section conduit (8)
Length；It is unclamped in the period in condensation wave pipe clamp (5), condensation wave pipe is equal to condensation wave pipe clamp (5) mobile distance in condensation wave pipe clamp
Has the length that (5) clamp the condensation wave pipe formed in condensation wave section conduit (8) in the period.
3. the continuous condensation wave forming method of a kind of bellows according to claim 1, it is characterised in that: the condensation wave pipe clamp
(5) upper fixture (51) and lower fixture (52) are provided with, the section of upper fixture (51) and lower fixture (52) is in semi-circular, the upper folder
Tool (51) forms hollow cylinder after matching with the lower fixture (52), the cylinder and the condensation wave section conduit (8), described
The coaxial arrangement of anti-jump conduit (9), condensation wave pipe can horizontal feed to condensation wave pipe automatic coiling machine (10).
4. the continuous condensation wave forming method of a kind of bellows according to claim 3, it is characterised in that: the upper fixture (51)
Polyurethane is set as with the material of the lower fixture (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360081.0A CN109226331B (en) | 2018-11-15 | 2018-11-15 | Continuous dense wave forming method for corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360081.0A CN109226331B (en) | 2018-11-15 | 2018-11-15 | Continuous dense wave forming method for corrugated pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109226331A true CN109226331A (en) | 2019-01-18 |
| CN109226331B CN109226331B (en) | 2020-11-20 |
Family
ID=65075454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811360081.0A Active CN109226331B (en) | 2018-11-15 | 2018-11-15 | Continuous dense wave forming method for corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109226331B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399492A (en) * | 2021-05-11 | 2021-09-17 | 真兰管业科技有限公司 | Production process of sizing pipe for reducing welding seams |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1408487A (en) * | 2001-09-22 | 2003-04-09 | 内克赞斯公司 | Method for producing longitudinal seam welding spiral wave metal tube |
| US20050106281A1 (en) * | 2003-11-18 | 2005-05-19 | Karr Gary L. | System for molding corrugated pipe |
| CN201470738U (en) * | 2009-09-04 | 2010-05-19 | 无锡新得宝金属软管有限公司 | Wave spacing adjusting device for corrugated pipe |
| CN201613293U (en) * | 2010-03-26 | 2010-10-27 | 浙江佳鑫铜业有限公司 | Bellows machine |
| CN203892742U (en) * | 2014-05-23 | 2014-10-22 | 浙江圣字管业股份有限公司 | Sectionalized dense-wave-type corrugated pipe |
| CN107457300A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | A kind of helical corrugation pipe forming machine |
| CN207401953U (en) * | 2017-09-26 | 2018-05-25 | 佛山市双烨不锈钢有限公司 | A kind of automatic extrusion formation equipment of ripple corrugated stainless steel tubing adjustable in pitch |
-
2018
- 2018-11-15 CN CN201811360081.0A patent/CN109226331B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1408487A (en) * | 2001-09-22 | 2003-04-09 | 内克赞斯公司 | Method for producing longitudinal seam welding spiral wave metal tube |
| US20050106281A1 (en) * | 2003-11-18 | 2005-05-19 | Karr Gary L. | System for molding corrugated pipe |
| CN201470738U (en) * | 2009-09-04 | 2010-05-19 | 无锡新得宝金属软管有限公司 | Wave spacing adjusting device for corrugated pipe |
| CN201613293U (en) * | 2010-03-26 | 2010-10-27 | 浙江佳鑫铜业有限公司 | Bellows machine |
| CN203892742U (en) * | 2014-05-23 | 2014-10-22 | 浙江圣字管业股份有限公司 | Sectionalized dense-wave-type corrugated pipe |
| CN107457300A (en) * | 2017-09-24 | 2017-12-12 | 江苏双嘉液压机械制造有限公司 | A kind of helical corrugation pipe forming machine |
| CN207401953U (en) * | 2017-09-26 | 2018-05-25 | 佛山市双烨不锈钢有限公司 | A kind of automatic extrusion formation equipment of ripple corrugated stainless steel tubing adjustable in pitch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399492A (en) * | 2021-05-11 | 2021-09-17 | 真兰管业科技有限公司 | Production process of sizing pipe for reducing welding seams |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109226331B (en) | 2020-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| HUT59852A (en) | Method and apparatus for producing continuously extruded spout of dropping | |
| CN109226331A (en) | A kind of continuous condensation wave forming method of bellows | |
| CN208147276U (en) | A kind of multiposition thin-wall steel tube welder | |
| CN108381111A (en) | A kind of multiposition thin-wall steel tube welder | |
| CN209255510U (en) | The continuous condensation wave molding equipment of integral type bellows | |
| CN109226332A (en) | The continuous condensation wave molding equipment of integral type bellows | |
| CN108406044A (en) | A kind of pipe fitting flange automatic soldering device | |
| DE1627531A1 (en) | Process and device for the production of casing pipes, K 58 | |
| CN210588103U (en) | Blanking and wave knocking machine for small-caliber annular metal corrugated pipe | |
| CN209598477U (en) | A kind of pipe bend drive rotating device and pipe bend welding system | |
| CN107662720B (en) | Automatic packing machine for valve plates | |
| CN206740097U (en) | A kind of portable ultraphonic measuring thickness device | |
| CN211333427U (en) | Fixed-length hose output mechanism | |
| CN215825411U (en) | Clamping mechanism for cutting plastic pipes | |
| KR101642245B1 (en) | Forming apparatus for pipe flare | |
| CN214078582U (en) | Portable rotary striking type metal thin-wall pipe straightener | |
| CN104475513A (en) | Pneumatic bending apparatus | |
| CN109226332B (en) | Integral type bellows continuous dense wave former | |
| CN207735496U (en) | A kind of blanking device for bending machine | |
| US473019A (en) | Corrugati n g-mach ine | |
| CN206926265U (en) | A kind of preparation facilities of large-caliber thin-walled PTFE tube | |
| CN215144241U (en) | Welding needle straightening machine | |
| CN206938007U (en) | A kind of circumference plastic welding equipment | |
| CN206009628U (en) | Straight tube pipe-expanding machine | |
| CN205956643U (en) | Tight chock plug of eccentric manual quick clamp of formula |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |