CN108393530A - A kind of cutting device for round tube - Google Patents
A kind of cutting device for round tube Download PDFInfo
- Publication number
- CN108393530A CN108393530A CN201810179274.XA CN201810179274A CN108393530A CN 108393530 A CN108393530 A CN 108393530A CN 201810179274 A CN201810179274 A CN 201810179274A CN 108393530 A CN108393530 A CN 108393530A
- Authority
- CN
- China
- Prior art keywords
- broach shell
- cutter
- cutting device
- round tube
- knife bar
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
- B23D21/14—Machines or devices for shearing or cutting tubes cutting inside the tube
Abstract
The invention discloses a kind of cutting device for round tube, including：Broach shell, the broach shell can extend into pipe to be cut, and through-hole is offered on the wall of the broach shell；Cutter, the cutter be arranged inside the broach shell and with the circumferentially opposed fixation of the broach shell, the cutter can stretch, and it can pass through the through-hole and its blade exposes to the broach shell to realize cutting pipe；First actuator, first actuator drive the broach shell and cutter rotation.The structure design of the cutting device for round tube can effectively improve cutting efficiency.
Description
Technical field
The present invention relates to cutting equipment technical fields, more specifically to a kind of cutting device for round tube.
Background technology
In the prior art, when the heat exchanger tube of air-conditioning heat exchanger is cut generally use scissor forceps, not only cutting efficiency compared with
It is low, and can not ensure circumference cutting-height consistency, cutting burr is more.
It is current those skilled in the art's urgent problem in conclusion how to effectively improve cutting efficiency.
Invention content
In view of this, the purpose of the present invention is to provide a kind of cutting device for round tube, the structure of the cutting device for round tube is set
Meter can effectively improve cutting efficiency.
In order to achieve the above object, the present invention provides the following technical solutions：
A kind of cutting device for round tube, including：
Broach shell, the broach shell can extend into pipe to be cut, and through-hole is offered on the wall of the broach shell；
Cutter, the cutter be arranged inside the broach shell and with the circumferentially opposed fixation of the broach shell, the cutter can
It is flexible, and it can pass through the through-hole and its blade exposes to the broach shell to realize cutting pipe；
First actuator, first actuator drive the broach shell and cutter rotation.
Preferably, further include the second actuator that the cutter can be driven flexible in above-mentioned cutting device for round tube.
Preferably, in above-mentioned cutting device for round tube, second actuator is knife bar, and the broach shell is placed in the knife bar
Inside, and the knife bar along the broach shell axial movement when the cutter can be driven flexible relative to the broach shell.
Preferably, in above-mentioned cutting device for round tube, the first end of the knife bar is provided with rake；
The oriented hole of perforation is offered on the cutter, the rake of the knife bar passes through the oriented hole.
Preferably, further include resetting spring in above-mentioned cutting device for round tube, the resetting spring and the second of the knife bar
End connection, and the elastic force effect of the resetting spring can be such that the knife bar is moved to away from the direction of its first end.
Preferably, in above-mentioned cutting device for round tube, the connection of the other end of the resetting spring and the broach shell, the knife
Bar compresses the resetting spring when moving axially make the cutter stretch out.
Preferably, in above-mentioned cutting device for round tube, which further includes second for accommodating the knife bar
The cavity at end and the resetting spring realizes that the second end for driving the knife bar compresses institute by the air pressure controlled in the cavity
State resetting spring.
Preferably, in above-mentioned cutting device for round tube, first actuator is pneumatic screwdriver, and the pneumatic screwdriver is for changing the cavity
The interior air pressure and drive broach shell rotation.
Preferably, in above-mentioned cutting device for round tube, moving radially along the broach shell when cutter is flexible.
Preferably, in above-mentioned cutting device for round tube, the through-hole is set between the first end and second end of the broach shell,
And it is arranged closer to the second end of the broach shell.
Preferably, in above-mentioned cutting device for round tube, first actuator is pneumatic screwdriver, is arranged on the outer wall of the broach shell convex
Platform, the groove of setting and boss cooperation on the pneumatic screwdriver.
Preferably, further include detent mechanism in above-mentioned cutting device for round tube, the broach shell stretches into pipe to be cut
Afterwards, the detent mechanism can orient position of the cutter in the pipe to be cut.
Preferably, in above-mentioned cutting device for round tube, the detent mechanism includes locating rod, the locating rod can with it is described
Broach shell is relatively fixed.
Preferably, in above-mentioned cutting device for round tube, the detent mechanism further includes the fixture for the locating rod to be clamped,
The locating rod is set to be moved along the axial direction for being parallel to the broach shell by the fixture.
Preferably, in above-mentioned cutting device for round tube, scale, infrared position sensor or laser are provided in the locating rod
Rangefinder.
Using above-described embodiment provide cutting device for round tube when, broach shell is stretched into pipe to be cut first, simultaneously
Cutter is kept to be in contraction state, when broach shell is moved to suitable position, the blade of cutter is opposite with position to be cut.So
Afterwards, the first actuator band cutter and broach shell rotate, and cutter stretches out, the final cutting realized to pipe.From the foregoing, it will be observed that application is originally
During the cutting device for round tube that inventive embodiments provide, broach shell and cutter is driven to realize cutting using the first actuator, compared with
Scissor forceps in the prior art are greatly improved compared to cutting efficiency.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of broach shell provided in an embodiment of the present invention；
Fig. 2 is the sectional view along A-A cuttings in Fig. 1；
Fig. 3 is the front view of knife bar provided in an embodiment of the present invention；
Fig. 4 is the upward view of knife bar provided in an embodiment of the present invention；
Fig. 5 is the section view of cutting device for round tube provided in an embodiment of the present invention.
In figs. 1-5：
The second of 1- broach shells, 1a- circular cones column, 1b- through-holes, 1c- boss, the second end of 1d- broach shells, 2- knife bars, 2a- knife bars
End, 2b- rakes, 3- cutters, 4- resetting springs, 5- pneumatic screwdrivers.
Specific implementation mode
The purpose of the present invention is to provide a kind of cutting device for round tube, the structure design of the cutting device for round tube can be effective
It improves cutting efficiency and ensures circumference cutting-height consistency in ground.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- Fig. 5 is please referred to Fig.1, cutting device for round tube provided in an embodiment of the present invention includes broach shell 1, the driving of cutter 3 and first
Part.Wherein, broach shell 1 can extend into pipe to be cut.Through-hole 1b is offered on the wall of broach shell 1.Cutter 3 is arranged in broach shell 1
Inside, and cutter 3 and broach shell 1 are circumferentially fixed, i.e. and cutter 3 and broach shell 1 can not relatively rotate.Cutter 3 can stretch, cutter
3 can pass through through-hole 1b and its blade to expose to broach shell 1 when flexible, and through-hole 1b, cutter 3 is passed through to pass through through-hole when cutter 3 stretches out
Its blade is located at 1 outside of broach shell when 1b, and the ontology of cutter 3 is located inside broach shell 1.First actuator can drive broach shell 1 and knife
Tool 3 rotates together, and when the first actuator drive broach shell 1 and the rotation of cutter 3, realizes cutting of the cutter 3 to pipe.
Specifically, while the first actuator drives broach shell 1 and cutter 3 to rotate, it stretches out through-hole 1b's when cutter 3 stretches
Part gradually increases, i.e., the distance of its blade stretching through-hole 1b gradually increases when cutter 3 stretches, to realize the cutting to pipe.
Using above-described embodiment provide cutting device for round tube when, broach shell 1 is stretched into pipe to be cut first, simultaneously
Cutter 3 is kept to be in contraction state, when broach shell 1 is moved to suitable position, the blade of cutter 3 is opposite with position to be cut.
Then, the first actuator band cutter 3 and broach shell 1 rotate, and cutter 3 stretches out, the final cutting realized to pipe.From the foregoing, it will be observed that
During using cutting device for round tube provided in an embodiment of the present invention, broach shell 1 and cutter 3 is driven to realize using the first actuator
Cutting, scissor forceps more in the prior art are greatly improved compared to cutting efficiency.In addition, broach shell 1 and pipe can with clearance fit,
Under the high-speed rotation of broach shell 1, broach shell 1 plays the guiding and positioning action to cutter 3, ensure that cutter 3 to the circumferential equal of pipe
Even cutting realizes circumference cutting-height consistency, and cuts smooth.
Gap after broach shell 1 stretches into pipe to be cut between round tube inner wall to be cut is smaller, specifically, knife
Between set 1 and pipe there is gap to be less than 5mm, the two can relatively rotate.
It should be noted that the blade of cutter 3 stretches out the through-hole 1b of broach shell 1, i.e. a part for cutter 3 is located in broach shell 1
Portion, another part of cutter 3 are located at the outside of broach shell 1.When broach shell 1 is rotated relative to cutter 3, edge and the cutter 3 of through-hole 1b
It offsets, and then is rotated together with cutter 3, cutter 3 is stuck in through-hole 1b, and such setting realizes between broach shell 1 and cutter 3
It is circumferentially fixed.
In order to realize that the flexible of cutter 3, above-mentioned cutting device for round tube further include the second driving that cutter 3 can be driven flexible
Part.The flexible of cutter can be realized by the driving of the second actuator.
Second actuator can be knife bar 2, be placed in broach shell 1 in knife bar 2.Knife bar 2 along broach shell 1 axial movement when energy
Enough driving cutter 3 is flexible relative to broach shell 1.For example, when knife bar 2 is moved along the axial first end to close to broach shell 1 of broach shell 1
Cutter 3 is shunk, the stretching of cutter 3 when knife bar 2 is moved along the axial second end 1d to close to broach shell 1 of broach shell 1.Alternatively, knife bar 2
The stretching of cutter 3 when being moved along the axial first end to close to broach shell 1 of broach shell 1, knife bar 2 is along the axial to close of broach shell 1
Cutter 3 is shunk when the second end 1d movements of broach shell 1.
Specifically, it can be stretched into inside broach shell 1 with first end of the first end of knife bar 2 through broach shell 1, i.e. the first end of knife bar 2
Inside broach shell 1, the second end 2a of knife bar 2 is located at outside broach shell 1.It is of course also possible to knife bar 2 is entirely located in inside broach shell 1,
It is not limited thereto.
As shown in figure 5, the first end of knife bar 2 can be provided with rake 2b, rake 2b is relative to broach shell 1 and knife bar
2 are obliquely installed, i.e. angle between rake 2b and knife bar 2 and the axis of broach shell 1 is acute angle.Correspondingly, it is opened on cutter 3
The rake 2b in the oriented hole equipped with perforation, knife bar 2 passes through oriented hole, and knife bar 2 is along the axial movement of broach shell 1
When cutter 3 can be driven flexible.That is the contact surface between rake 2b and oriented hole is inclined guide surface, there is broach shell 1
The limitation of through-hole 1b, cutter 3 cannot be along the axial movements of broach shell 1, so set, knife bar 2 and its rake 2b are along broach shell 1
Axial movement when, i.e. rake 2b relative to cutter 3 along broach shell 1 axial movement while, the effect of inclined guide surface
Drive cutter 3 along flexible.In Fig. 5, when knife bar 2 gradually moves right, cutter 3 gradually stretches out；When knife bar 2 is gradually moved to the left
When, cutter 3 gradually tapers up.
In above-described embodiment, rake 2b passes through oriented hole always, while 3 high-speed rotation of broach shell 1 and cutter,
Rake 2b can play position-limiting action to cutter 3 and its oriented hole, prevent cutter 3 from being got rid of due to centrifugation force effect
Go out.
It is, of course, also possible to by being arranged parallel to its axial guide groove on 2 surface of knife bar, along being parallel to 2 axis of knife bar
To the depth of direction guide groove gradually change, the bottom of cutter 3 is stuck in guide groove and can be slided along guide groove, there is knife
The limitation of the through-hole 1b of set 1, cutter 3 cannot axially be slided along the axial movement of broach shell 1, knife bar 2 relative to cutter 3
Meanwhile the bottom of guide groove can drive cutter 3 flexible.
Certainly, it will be recognized by those skilled in the art that the flexible of cutter 3 can also be realized otherwise, such as
Minitype cylinder is set in broach shell 1, and minitype cylinder drives cutter 3 to realize the flexible of cutter 3.
In order to facilitate the reset of knife bar 2 after pipe has been cut, above-mentioned cutting device for round tube further includes resetting spring 4, is resetted
Spring 4 is connect with the second end of knife bar 2, and the elastic force effect of resetting spring 4 can make knife bar 2 to away from the direction of its first end
It is mobile.I.e. knife bar 2 compresses to close to the movement of the direction of its first end or stretches resetting spring 4, and then cutter 3 is made to stretch out, cutting
After, the effect of resetting spring 4 makes knife bar 2 be moved to away from the direction of its first end, and cutter 3 is made to shrink.
Specifically, one end of resetting spring 4 is contacted with the second end 2a of knife bar 2, the other end and the broach shell 1 of resetting spring 4
The first end in contact, i.e. resetting spring 4 is located between the second end 2a and the first end of broach shell 1 of knife bar 2, when the compression of knife bar 2 is multiple
So that cutter 3 is gradually stretched out when position spring 4 and axial movement, i.e., when knife bar 2 is moved axially to the second end 1d close to broach shell 1, knife
The second end 2a meeting compression reseting springs 4 of bar 2, after cutting, the elastic force effect of resetting spring 4 makes knife bar 2 to far from broach shell 1
Second end 1d axial movement, realize the reset of knife bar 2, while cutter 3 gradually tapers up, and finally extracts broach shell 1 from pipe out
.
Further, which further includes the cavity of the first end and resetting spring 4 for accommodating knife bar 2,
The first end compression reseting spring 4 of trigger shaft 2 is realized by the air pressure in control chamber body.Increase when making the air pressure in cavity
When, the active force of air pressure being capable of direction axial movement and compression reseting spring of the trigger shaft 2 to the second end 1d close to broach shell 1
4；When making air pressure in cavity reduce, the elastic force effect of resetting spring 4 can trigger shaft 2 to the second end far from broach shell 1
The direction of 1d moves axially.
Specifically, the first actuator can be pneumatic screwdriver 5, by the effect of the pneumatic screwdriver 5 can change air pressure in cavity with
Broach shell 1 is driven to rotate.While pneumatic screwdriver 5 drives broach shell 1 to rotate, broach shell 1 drives the cutter 3 stretched out to rotate, and then cutter 3 drives
Knife bar 2 rotates, and finally realizes broach shell 1, knife bar 2 and cutter 3 and rotates together.
Certainly, in above-described embodiment, resetting spring 4 can not also be set, the micro- of the axial movement of trigger shaft 2 is capable of in setting
Type cylinder can also realize the reset and axial movement of knife bar 2.
In any of the above-described embodiment, moving radially along broach shell 1 when cutter 3 stretches, i.e. cutter 3 are along 1 diameter of broach shell
It realizes that cutter stretches out when being gradually increased to the distance for when movement, stretching out through-hole 1b, when cutter 3 is moved radially along broach shell 1, stretches out
Realize that cutter is shunk when the distance of through-hole 1b is gradually reduced.So set, can ensure the cutting-height consistency of pipe circumferential direction.
Certainly, it can also be moved along relative to 1 inclined direction of broach shell when cutter 3 stretches.
Between knife bar 2 and the inner wall of broach shell 1 can also clearance fit, the gap between such knife bar 2 and broach shell 1 is smaller,
Easily facilitate positioning.
In another specific embodiment, through-hole 1b is set between the first end and second end 1d of broach shell 1, and closer to knife
The second end 1d settings of set 1.Distances of the through-hole 1b away from second end 1d can be 5-10 times of pipe caliber to be cut.So set
It sets, cutter 3 is mounted in through-hole 1b, and cutter 3 is located between the first end and second end 1d of broach shell 1, improves broach shell 1 to cutter
3 positioning and guiding stability further ensure circumferential uniformly cutting.
Certainly, through-hole 1b can also be located at the second end 1d of broach shell 1 and locate, alternatively, through-hole 1b be located at the first end of broach shell 1 with
It is arranged between second end 1d and closer to first end, is not limited thereto.
The first end of broach shell 1 can be specially circular cone column 1a, and the diameter of the first end of broach shell 1 is more than the second end of broach shell 1
The diameter of 1d, the diameter of the diameter of the first end of broach shell 1 also greater than the position between first end and second end 1d.So set,
The circular cone column 1a connections of first actuator and first end, easily facilitate the connection between the first actuator.
When the first actuator is pneumatic screwdriver 5, boss 1c is set on the outer wall of broach shell 1, is arranged on pneumatic screwdriver 5 and coordinates with boss 1c
Groove, boss 1c stretches into groove to realize that pneumatic screwdriver 5 drives broach shell 1 to rotate.The quantity of groove and boss 1c can be more
It is a, and multiple boss 1c are uniformly distributed along the circumferential direction of broach shell 1, are not limited thereto.
In another embodiment, it can also be threadedly coupled or be clamped between pneumatic screwdriver 5 and broach shell 1.
In order to keep the length of cutting pipe more accurate, above-mentioned cutting device for round tube further includes detent mechanism, and broach shell 1 stretches into
After in pipe to be cut, detent mechanism can orient position of the cutter 3 in pipe to be cut.So set, passing through
Detent mechanism can determine position of the cutter 3 in pipe to be cut, can adjust knife according to the positioning result of detent mechanism
The position of tool 3 is to suitable cutting position.
Further, detent mechanism includes locating rod, and locating rod can be relatively fixed with broach shell 1.At least the one of locating rod
Section is arranged in parallel with broach shell 1, and while broach shell 1 stretches into pipe to be cut, locating rod moves with broach shell 1 and keeps phase simultaneously
To fixation, the axial movement of the displacement distance of the position opposite with cutter 3 of locating rod and cutter 3 in pipe is apart from equal.
Further, locating rod is mounted on by the clamping action of fixture on cutting device for round tube, and specifically locating rod can
To be mounted on the handle of pneumatic screwdriver 5 by fixture.Preferably, locating rod may be implemented by fixture can be along being parallel to broach shell
1 axial direction movement can so adjust the position of locating rod to realize the pipe of cutting different length.
Preferably, scale, infrared position sensor or laser range finder can be provided in locating rod.Carved by being arranged
Degree can directly read 3 position of cutter.Or cutter 3 is directly acquired by infrared position sensor or laser range finder
Location information.It is, of course, also possible to obtain the location information of cutter 3 by contact sensor etc., it is not limited thereto.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (15)
1. a kind of cutting device for round tube, which is characterized in that including：
Broach shell (1), the broach shell (1) can extend into pipe to be cut, and through-hole is offered on the wall of the broach shell (1)
(1b)；
Cutter (3), the cutter (3) setting it is internal in the broach shell (1) and with the broach shell (1) circumferentially opposed fixation, it is described
Cutter (3) can stretch, and it can pass through the through-hole (1b) and so that its blade is exposed to the broach shell (1) to realize cutting
Pipe；
First actuator, first actuator drive the broach shell (1) and cutter (3) rotation.
2. cutting device for round tube according to claim 1, which is characterized in that further include that the cutter (3) can be driven to stretch
Second actuator of contracting.
3. cutting device for round tube according to claim 2, which is characterized in that second actuator is knife bar (2), described
Is placed on that the broach shell (1) is internal in knife bar (2), and the knife bar (2) along the broach shell (1) axial movement when can drive
The cutter (3) is flexible relative to the broach shell (1).
4. cutting device for round tube according to claim 3, which is characterized in that the first end of the knife bar (2), which is provided with, inclines
Inclined portion (2b)；
The oriented hole of perforation is offered on the cutter (3), the rake (2b) of the knife bar (2) passes through the inclination to lead
Xiang Kong.
5. cutting device for round tube according to claim 3, which is characterized in that further include resetting spring (4), the reset bullet
Spring (4) is connect with the second end of the knife bar (2), and the resetting spring (4) elastic force effect can make the knife bar (2) to
It is moved away from the direction of its first end.
6. cutting device for round tube according to claim 5, which is characterized in that the other end of the resetting spring (4) and institute
The connection of broach shell (1) is stated, the knife bar (2) compresses the resetting spring (4) when moving axially make the cutter (3) stretch out.
7. cutting device for round tube according to claim 6, which is characterized in that the cutting device for round tube further includes for accommodating
The cavity of the second end and the resetting spring (4) of the knife bar (2) realizes driving institute by the air pressure controlled in the cavity
The second end for stating knife bar (2) compresses the resetting spring (4).
8. cutting device for round tube according to claim 7, which is characterized in that first actuator is pneumatic screwdriver (5), the wind
(5) are criticized to rotate with the drive broach shell (1) for changing the air pressure in the cavity.
9. cutting device for round tube according to claim 1, which is characterized in that along the knife when cutter (3) is flexible
Set (1) moves radially.
10. cutting device for round tube according to claim 1, which is characterized in that the through-hole (1b) is set to the broach shell
(1) between first end and second end (1d), and it is arranged closer to the second end of the broach shell (1) (1d).
11. cutting device for round tube according to claim 1, which is characterized in that first actuator is pneumatic screwdriver (5), institute
It states and boss (1c) is set on the outer wall of broach shell (1), the groove of setting and the boss (1c) cooperation on the pneumatic screwdriver (5).
12. cutting device for round tube according to claim 1, which is characterized in that further include detent mechanism, the broach shell (1)
After stretching into pipe to be cut, the detent mechanism can orient the cutter (3) in the pipe to be cut
Position.
13. cutting device for round tube according to claim 12, which is characterized in that the detent mechanism includes locating rod, institute
Stating locating rod can be relatively fixed with the broach shell (1).
14. cutting device for round tube according to claim 13, which is characterized in that the detent mechanism further includes for being clamped
The fixture of the locating rod enables the locating rod along the axial direction for being parallel to the broach shell (1) by the fixture
It is mobile.
15. cutting device for round tube according to claim 13, which is characterized in that be provided with scale, red in the locating rod
External position sensor or laser range finder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179274.XA CN108393530A (en) | 2018-03-05 | 2018-03-05 | A kind of cutting device for round tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179274.XA CN108393530A (en) | 2018-03-05 | 2018-03-05 | A kind of cutting device for round tube |
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| Publication Number | Publication Date |
|---|---|
| CN108393530A true CN108393530A (en) | 2018-08-14 |
Family
ID=63092290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810179274.XA Pending CN108393530A (en) | 2018-03-05 | 2018-03-05 | A kind of cutting device for round tube |
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| CN (1) | CN108393530A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899849A (en) * | 2019-12-09 | 2020-03-24 | 江麓机电集团有限公司 | Hole deep groove combination formula cutter system |
| CN114042993A (en) * | 2021-12-08 | 2022-02-15 | 佛山晖泽换热设备有限公司 | Cutting device is used in production of heat exchanger copper pipe |
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| CN204262470U (en) * | 2014-10-09 | 2015-04-15 | 天合石油集团汇丰石油装备有限公司 | The cut part of rotary pipe internal cutter, piston element and rotary pipe internal cutter |
| KR20160131404A (en) * | 2015-05-07 | 2016-11-16 | 두산중공업 주식회사 | Cutting device for tube type structure |
| CN205798571U (en) * | 2016-06-24 | 2016-12-14 | 江苏通盛换热器有限公司 | A kind of device of chipless cutting copper pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899849A (en) * | 2019-12-09 | 2020-03-24 | 江麓机电集团有限公司 | Hole deep groove combination formula cutter system |
| CN114042993A (en) * | 2021-12-08 | 2022-02-15 | 佛山晖泽换热设备有限公司 | Cutting device is used in production of heat exchanger copper pipe |
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Application publication date: 20180814 |