CN206415746U - A kind of follow-up cutting device of spiral steel pipe - Google Patents
A kind of follow-up cutting device of spiral steel pipe Download PDFInfo
- Publication number
- CN206415746U CN206415746U CN201720003635.6U CN201720003635U CN206415746U CN 206415746 U CN206415746 U CN 206415746U CN 201720003635 U CN201720003635 U CN 201720003635U CN 206415746 U CN206415746 U CN 206415746U
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- spiral steel
- follow
- montant
- support base
- 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.)
- Active
Links
Landscapes
- Turning (AREA)
Abstract
The utility model discloses a kind of follow-up cutting device of spiral steel pipe, its drip irrigation device is to include moving trolley, it is arranged on the cutter device on moving trolley, air-control device and the follower rollers being fixed at the top of air-control device, follower rollers are abutted with the outer wall of spiral steel pipe, moving trolley includes car body and the supporting table being fixed on car body, sliding is fixedly connected with support frame in supporting table, support base is connected with support frame, cutter device is the flame gun being clamped on support base, flame gun includes the affixed shower nozzle of gun body and gun body upper end, the holding tank being adapted with gun body bottom is offered on support base, the abutting bar abutted with gun body is threaded with support base, bolt connection has leg on shower nozzle, the spacing pulley that connection is abutted with spiral steel pipe outer wall is rotated on leg, the distance between cutter device and spiral steel pipe can be adjusted, go for cutting the spiral steel pipe of different-diameter within the specific limits.
Description
Technical field
The utility model is related to spiral steel pipe process equipment field, the servo-actuated cutting dress of more particularly to a kind of spiral steel pipe
Put.
Background technology
Spiral steel pipe is that frequent warm extrusion is molded, with twin wire automatic welding double-submerged arc technique using band rolled steel plate as raw material
The spirally welded pipe being welded.
Need to cut into the single of certain specification in spiral steel pipe production, but because spiral steel pipe is in the process of production
In constantly walk, then in the prior art need shut down carry out rupturing operation, i.e., steel pipe is moved under cutting knife and cut off, it is this
Processing mode both wastes labour, and production and processing efficiency is have impact on again.
In order to solve the above technical problems, the Chinese patent of Application No. 201310495823.1, discloses a kind of spiral steel
The servo-actuated cut-out dolly of pipe, spiral steel pipe includes body, and body is connected on pedestal by back-up roller wheel；Servo-actuated cut-out dolly is set
In the lower section of body, being servo-actuated cut-out dolly includes walking dolly, follower rollers, cutting head, air-control device and cutter device, gas control
Device connects follower rollers, and cutter device connection cutting head, air-control device and cutter device are located on walking dolly and difference position
In the both sides of body.The present invention realizes the surface trimming of steel pipe by setting servo-actuated cut-out dolly in the lower section of spiral steel pipe；
In cutting process, steel pipe fixed-axis rotation, walking dolly is synchronous with body, rectilinear movement, while follower rollers are in air-control device
In the presence of, laminating body outer rim is rolled so that be oriented to reliable；Cutting head realizes the cutting of body by cutter device.
The servo-actuated cut-out dolly of above-mentioned spiral steel pipe is realized to be cut in the production process of steel pipe, but above-mentioned special
The position of cutter device is fixed in profit, and the distance between it is with steel pipe to adjust, when spiral steel pipe diameter to be cut occurs
During change, the distance between cutting head and spiral steel pipe change, and can influence the effect of cutting, and applicability is poor.
Utility model content
The purpose of this utility model is to provide a kind of follow-up cutting device of spiral steel pipe, can adjust cutter device and spiral shell
The distance between steel pipe is revolved, goes for cutting the spiral steel pipe of different-diameter within the specific limits.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of spiral steel pipe with
Dynamic cutter device, including moving trolley, the cutter device being arranged on moving trolley, air-control device and be fixed at the top of air-control device
Follower rollers, follower rollers abut with the outer wall of spiral steel pipe, and moving trolley includes car body and the supporting table being fixed on car body,
Sliding, which is fixedly connected with support frame, support frame, in supporting table is connected with support base, and cutter device is to be clamped on support base
Flame gun, flame gun includes offering the folder being adapted with gun body bottom on the affixed shower nozzle of gun body and gun body upper end, support base
Holding bolt connection on the abutting bar for being threaded with and being abutted with gun body on groove, support base, shower nozzle has rotation connection on leg, leg
The spacing pulley abutted with spiral steel pipe outer wall.
By using above-mentioned technical proposal, when being cut, air-control device control follower rollers and spiral steel pipe it is outer
Wall is abutted against, then moving trolley can follower rollers and the abutting power of spiral steel pipe effect under synchronous walking, and then drive cutting
Device synchronous walking, completes cut-out, the setting of spacing pulley can adjust going out for flame gun during spiral steel pipe is produced
The distance between mouthful with spiral steel pipe outer wall, it is ensured that cutting is normally carried out, and the angle of adjustment leg can be adjusted；Due to support
Frame sliding is fixedly connected in supporting table, and cutter device is clamped on support frame, then when the spiral steel pipe diameter with cutting is different
When, can adjust support frame close to or away from spiral steel pipe, then will push against bar and unscrew, the angle of adjustment gun body causes spacing
Roller is abutted with the outer wall of spiral steel pipe so that the present apparatus goes for cutting within the specific limits the spiral steel of different-diameter
Pipe.
Preferably, offering chute along its own length direction in the supporting table, support frame includes vertically setting
The montant and sliding put are fixedly connected on the crossbearer on montant, and the bottom of montant passes through the clamping screw and branch that are adapted to chute
Support platform is fixed, and locking nut is threaded with clamping screw, support base is fixed on crossbearer.
By using above-mentioned technical proposal, when needing to adjust the position of flame gun, clamping screw is unscrewed, adjusted perpendicular
Behind the position of pipe, montant is fixed in supporting table by clamping screw, the overall sliding with supporting table of support frame is realized and consolidates
Fixed connection；In addition, crossbearer sliding is fixedly connected on montant, support base is fixed on crossbearer, can so adjust the perpendicular of crossbearer
Straight position can further be adjusted the spiral shell for making it be applied to different-diameter to adjust the vertical position of flame gun to flame gun
Steel pipe is revolved, the applicability of the present apparatus is improved.
Preferably, one end of crossbearer is set on the outside of montant, the other end is vacantly set, and crossbearer along montant by being radially arranged
And be bolted to the abutting that montant periphery is abutted on montant.
By using above-mentioned technical proposal, it will push against after bolt unscrews, and crossbearer can be slided up and down along montant, adjust
To correct position, bolt will be pushed against and screw and crossbearer can be fixed.
Preferably, being mounted with the baffle plate being vertically arranged on the crossbearer.
By using above-mentioned technical proposal, flame gun can produce Mars in cutting, and the setting of baffle plate can will produce fire
Most of position and the staff of star keep apart, it is to avoid injured when staff is close to cut place, contribute to safeguard work people
The safety of member.
Preferably, the leg and spacing pulley are provided with two and set along the radial symmetric of shower nozzle.
By using above-mentioned technical proposal, leg and spacing pulley are symmetrical arranged, and can improve spacing pulley to shower nozzle branch
The stability of support, helps to ensure that the Aligning degree of shower nozzle and cutting position.
Preferably, being connected with horizontally disposed holder on the crossbearer.
By using above-mentioned technical proposal, the setting of holder can be used for place tool, be easy to staff to pick and place work
Tool.
Preferably, the air-control device and follower rollers are arranged at the center of car body, the follower rollers include
The wheel body being connected is rotated with air-control device and the abutting formed on wheel body periphery is raised, is abutted raised outer with spiral steel pipe
Wall is abutted.
By using above-mentioned technical proposal, it is possible to achieve the abutting of follower rollers and spiral steel pipe, moving trolley can with
Under the drive of dynamic roller, when the diameter change of spiral steel pipe, follower rollers need not adjust horizontal level, only gas control need to be filled
Put drive follower rollers vertically moving, until follower rollers abut with spiral steel pipe, reduce follower rollers with
The quantity of air-control device；Abutted by abutting projection with the outer wall of spiral steel pipe, reduce follower rollers entirety and bolt steel pipe
Contact area, improve the stability that follower rollers are abutted with spiral steel pipe, help to ensure that moving trolley and spiral steel pipe row
The synchronism walked.
Preferably, the lower rotation at the car body two ends, which is connected with road wheel, the periphery of road wheel, offers race,
The wheel track being adapted with race is connected with ground.
By using above-mentioned technical proposal, the cooperation of race and wheel track, the walking of car body is carried out path be made that it is spacing
And guide effect, while reducing frictional force, contribute to the walking of car body.
In summary, the utility model has the advantages that：Realize and be applied to cutting difference within the specific limits
The spiral steel pipe of diameter；The setting of spacing pulley, can adjust the distance between shower nozzle and spiral steel pipe, and then ensure that cutting
Be normally carried out；Crossbearer sliding is fixedly connected on montant, can be adjusted the vertical position of cutter device, is further applicable to not
With the cutting of diameter spiral steel pipe.
Brief description of the drawings
Fig. 1 is a kind of follow-up cutting device overall structure diagram of spiral steel pipe；
Fig. 2 is the enlarged diagram in A portions in Fig. 1；
Fig. 3 is the enlarged diagram in B portions in Fig. 1；
Fig. 4 is the partial schematic diagram for embodying follower rollers；
Fig. 5 is to embody clamping screw and the partial schematic diagram of retainer ring.
In figure, 1, support base；11st, carriage；12nd, support wheel；121st, spiral steel pipe；13rd, fixed mount；2nd, flame gun；
21st, gun body；22nd, shower nozzle；221st, leg；2211st, spacing pulley；3rd, support frame；31st, crossbearer；311st, sleeve；312nd, cross bar；
3121st, retainer ring；32nd, montant；321st, flange；322nd, holder；323rd, clamping screw；4th, wheel track；5th, moving trolley；51st, car body；
511st, road wheel；5111st, race；52nd, supporting table；521st, bolt is pushed against；522nd, chute；6th, air-control device；61st, roller chassis；
611st, follower rollers；6111st, abut raised；6112nd, wheel body；612nd, guide rod；7th, baffle plate；71st, link up with；8th, support base；81st, support
Tight bar；82nd, holding tank.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of follow-up cutting device of spiral steel pipe, as shown in figure 1, for cutting auger steel pipe 121, ground is embedded with steel
Bolt in the support base 1 for support helix steel pipe 121, support base 1 is connected with plate, steel plate and is fixed with carriage 11,
Carriage 11 is symmetricly set on to be rotatably connected on the both sides of spiral steel pipe 121, carriage 11 and offseted with the both sides of spiral steel pipe 121
The support wheel 12 connect.
It is welded with steel plate on fixed wheel track 4, wheel track 4 and slidably connects moving trolley 5, moving trolley 5 includes level
The car body 51 of setting and the supporting table 52 being fixed on car body 51, the lower rotation of car body 51 are connected with road wheel 511, road wheel
511 are symmetricly set on the race 5111 for offering and being adapted with wheel track 4 on the two ends of the bottom of car body 51, road wheel 511；Supporting table
Sliding, which is fixed with support frame 3, support frame 3, on 52 is connected with support base 8, and cutter device is clamped with support base 8.
It is connected with the center of car body 51 on fixed mount 13, fixed mount 13 and is connected with air-control device 6, air-control device 6
For cylinder, the piston rod of cylinder run through after fixed mount 13 be connected with roller chassis 61, roller chassis 61 be rotatably connected to it is servo-actuated
Roller 611, follower rollers 611 include rotating shape on the periphery of the wheel body 6112 being connected and wheel body 6112 with roller chassis 61
Into abutting projection 6111, during cutting, abut projection and 6111 abutted with the outer wall of spiral steel pipe 121；Roller chassis 61 is connected with
The pilot hole vertically slided for guide rod 612 is offered on guide rod 612, fixed mount 13, cylinder drives roller chassis
During 61 lifting, guide rod 612 plays guide effect.
With reference to Fig. 2 to Fig. 4, supporting table 52 is located at the side of car body 51, and extends car body 51, supporting table 52 along its own
Length direction offers chute 522, and support frame 3 includes the montant 32 vertically set and sliding is fixedly connected on montant
Crossbearer 31 on 32, the bottom of montant 32, which is formed with, is equipped with what is be adapted with chute 522 on horizontal flange 321, flange 321
Clamping screw 521, clamping screw 521 extends vertically through chute 522 and the rear thread of flange 321 is connected with locking nut.
Crossbearer 31 includes being set in the sleeve 311 in the outside of montant 32 and along the cross bar 312 for being welded on the outside of sleeve 311,
Sleeve 311 is radially equipped with the abutting bolt 323 for fixes sleeve 311 along its own, pushes against end and the montant of bolt 323
32 periphery is abutted against, and one end of cross bar 312 is vertically fixed on the periphery of sleeve 311, and the other end is vacantly set, support
Seat 8 is fixed on cross bar 312.
Cutter device is flame gun 2, and flame gun 2 includes the affixed shower nozzle 22 of gun body 21 and the upper end of gun body 21, support base 8
On offer the holding tank 82 being adapted with the bottom of gun body 21, the bottom of gun body 21 stretch into after holding tank 82 by with support base 8
The abutting bar 81 of threaded connection is fixed, and pushes against the T-shaped of bar 81, and the end for pushing against bar 81 is abutted with gun body 21；Shower nozzle 22 is in sky
Bolt connection has leg 221 on the cylindrical shape of the heart, shower nozzle 22, and the one end of leg 221 away from shower nozzle 22 is rotatably connected to and spiral
The spacing pulley 2211 that the outer wall of steel pipe 121 is abutted, spacing pulley 2211 and leg 221 are provided with two, respectively along shower nozzle 22
Radial symmetric set.
The baffle plate 7 being vertically arranged is mounted with cross bar 312, baffle plate 7 is connected with hook 71 close to the side of cross bar 312, leaned on
The side of nearly spiral steel pipe 121 is connected with the retainer ring 3121 for the hanging of hook 71.
When being cut, the piston rod elongation of cylinder drives roller chassis 61 to rise, and then drives follower rollers 611 same
Rising is walked, is abutted up to abutting projection 6111 with the bottom of spiral steel pipe 121, spiral steel pipe 121 is in constantly rotation and movement
During, moving trolley 5 can be with the synchronizing moving of spiral steel pipe 121, and then drives support frame 3 and the synchronous walking of flame gun 2 real
Now spiral steel pipe 121 is cut；After cutting terminates so that the piston rod of cylinder, which shortens, drives follower rollers 611 and spiral
Steel pipe 121 is separated, the position that manually can be pushed back to moving trolley 5 before cutting, to carry out cutting next time.
, can before being cut, according to spiral steel pipe to be cut when the diameter of spiral steel pipe 121 to be cut changes
121 diameter, adjusts the position of carriage 11 with suitable for supporting spiral steel pipe 121 to be cut, then by clamping screw
521 disassemble, and adjustment montant 32 adjusts relative to the position of spiral steel pipe 121 and screws clamping screw 521 after terminating；Need
When adjusting the vertical position of cross bar 312, it can will push against bolt 521 and unscrew and then moving sleeve 311, adjustment terminates to push against
Bolt 521 is screwed；Need to adjust shower nozzle 22 and the support of spiral steel pipe 121 apart from when, can will push against bar 81 and unscrew, adjust rifle
The position of the relative support of body 21 seat 8, adjustment will push against bar 81 after terminating and screw；Can also adjust leg 221 rotate and then
Spacing pulley 2211 is adjusted to abut with spiral steel pipe 121.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of follow-up cutting device of spiral steel pipe, including moving trolley（5）, be arranged on moving trolley（5）On cutter device, gas
Control device（6）And it is fixed in air-control device（6）The follower rollers (611) at top, follower rollers (611) and spiral steel pipe
（121）Outer wall abut, it is characterised in that：Moving trolley（5）Including car body（51）Be fixed in car body（51）On supporting table
（52）, supporting table（52）Upper sliding is fixedly connected with support frame（3）, support frame（3）On be connected with support base（8）, cutter device
To be clamped in support base（8）On flame gun（2）, flame gun（2）Including gun body（21）And gun body（21）The affixed shower nozzle in upper end
（22）, support base（8）On offer and gun body（21）The holding tank that bottom is adapted（82）, support base（8）On be threaded with
With gun body（21）The abutting bar of abutting（81）, shower nozzle（22）Upper bolt connection has leg（221）, leg（221）It is upper to rotate connection
With spiral steel pipe（121）The spacing pulley that outer wall is abutted（2211）.
2. the follow-up cutting device of spiral steel pipe according to claim 1, it is characterised in that：The supporting table（52）Upper edge
Its own length direction offers chute（522）, support frame（3）Including the montant vertically set（32）And sliding is solid
Surely it is connected to montant（32）On crossbearer（31）, montant（32）Bottom by with chute（522）The clamping screw of adaptation（323）
With supporting table（52）It is fixed, clamping screw（323）On be threaded with locking nut, support base（8）It is fixed on crossbearer（31）On.
3. the follow-up cutting device of spiral steel pipe according to claim 2, it is characterised in that：Crossbearer（31）One end be arranged
In montant（32）Outside, the other end is vacantly set, crossbearer（31）By along montant（32）It is radially arranged and and montant（32）Circumference
The abutting bolt that face is abutted（521）It is fixed on montant（32）On.
4. the follow-up cutting device of spiral steel pipe according to claim 3, it is characterised in that：The crossbearer（31）Upper mounting
There is the baffle plate being vertically arranged（7）.
5. the follow-up cutting device of spiral steel pipe according to claim 2, it is characterised in that：The leg（221）And limit
Position pulley（2211）It is provided with two and along shower nozzle（22）Radial symmetric set.
6. the follow-up cutting device of spiral steel pipe according to claim 5, it is characterised in that：The crossbearer（31）It is upper affixed
There is horizontally disposed holder（322）.
7. the follow-up cutting device of spiral steel pipe according to claim 1, it is characterised in that：The air-control device（6）With
Follower rollers (611) are arranged at car body（51）Center, the follower rollers (611) include and air-control device（6）Turn
The wheel body of dynamic connection（6112）And wheel body（6112）The abutting formed on periphery is raised（6111）, abut raised（6111）With
Spiral steel pipe（121）Outer wall abut.
8. the follow-up cutting device of spiral steel pipe according to claim 7, it is characterised in that：The car body（51）Two ends
Lower rotation is connected with road wheel（511）, road wheel（511）Periphery on offer race（5111）, it is connected with ground
With race（5111）The wheel track being adapted（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003635.6U CN206415746U (en) | 2017-01-03 | 2017-01-03 | A kind of follow-up cutting device of spiral steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003635.6U CN206415746U (en) | 2017-01-03 | 2017-01-03 | A kind of follow-up cutting device of spiral steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206415746U true CN206415746U (en) | 2017-08-18 |
Family
ID=59574463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720003635.6U Active CN206415746U (en) | 2017-01-03 | 2017-01-03 | A kind of follow-up cutting device of spiral steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206415746U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617810A (en) * | 2017-10-24 | 2018-01-23 | 浙江融乐环境科技有限公司 | A kind of plasma pipeline cuts transmission device |
| CN109161660A (en) * | 2018-06-27 | 2019-01-08 | 河南德佰特机电设备制造有限公司 | Steel pipe partial heating device |
| CN109865926A (en) * | 2019-04-15 | 2019-06-11 | 吉林京华制管有限公司 | A kind of automatic fly-cutting trolley on spiral welded pipe production line |
| CN110170693A (en) * | 2019-05-17 | 2019-08-27 | 杭州景业智能科技有限公司 | Diced system and method for thick pipe |
| CN110170694A (en) * | 2019-05-17 | 2019-08-27 | 杭州景业智能科技有限公司 | Cutter device and method for thick pipe |
| CN111185769A (en) * | 2018-11-15 | 2020-05-22 | 中储环保设备制造(天津)有限公司 | Inner tank manufacturing production line of double-layer oil tank |
| CN112658377A (en) * | 2020-11-30 | 2021-04-16 | 王浩 | Quick cutting metal pipeline equally dividing device |
| CN112775421A (en) * | 2020-12-25 | 2021-05-11 | 河钢股份有限公司承德分公司 | Device for cutting iron ladle opening crusting |
| CN113601382A (en) * | 2021-07-29 | 2021-11-05 | 合肥华峰暖通设备有限公司 | Burnishing device is used in spiral steel pipe processing |
-
2017
- 2017-01-03 CN CN201720003635.6U patent/CN206415746U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617810A (en) * | 2017-10-24 | 2018-01-23 | 浙江融乐环境科技有限公司 | A kind of plasma pipeline cuts transmission device |
| CN109161660A (en) * | 2018-06-27 | 2019-01-08 | 河南德佰特机电设备制造有限公司 | Steel pipe partial heating device |
| CN111185769A (en) * | 2018-11-15 | 2020-05-22 | 中储环保设备制造(天津)有限公司 | Inner tank manufacturing production line of double-layer oil tank |
| CN109865926A (en) * | 2019-04-15 | 2019-06-11 | 吉林京华制管有限公司 | A kind of automatic fly-cutting trolley on spiral welded pipe production line |
| CN110170693A (en) * | 2019-05-17 | 2019-08-27 | 杭州景业智能科技有限公司 | Diced system and method for thick pipe |
| CN110170694A (en) * | 2019-05-17 | 2019-08-27 | 杭州景业智能科技有限公司 | Cutter device and method for thick pipe |
| CN112658377A (en) * | 2020-11-30 | 2021-04-16 | 王浩 | Quick cutting metal pipeline equally dividing device |
| CN112775421A (en) * | 2020-12-25 | 2021-05-11 | 河钢股份有限公司承德分公司 | Device for cutting iron ladle opening crusting |
| CN113601382A (en) * | 2021-07-29 | 2021-11-05 | 合肥华峰暖通设备有限公司 | Burnishing device is used in spiral steel pipe processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206415746U (en) | A kind of follow-up cutting device of spiral steel pipe | |
| CN205032827U (en) | Thick -walled pipe cutting platform device | |
| CN110524180A (en) | A kind of large diameter steel pipe auxiliary welding equipment | |
| CN107662233A (en) | A kind of PE pipes cutter device | |
| CN103722285B (en) | A kind of circular tube cutting-off device | |
| CN206263734U (en) | A kind of pipe crimping steel plate burr removal device | |
| CN206316170U (en) | A kind of adjustable angle straightening device | |
| CN206811402U (en) | A kind of moulding bed for steel-pipe welding assembling | |
| CN103600157A (en) | Automatic welding walking device in small-diameter pipeline | |
| CN2799153Y (en) | Welded tube welding seam-trimming equipment | |
| CN104493199A (en) | On-site turning device and method of steam calciner rolling ring | |
| US6266862B1 (en) | Weld seam opening regulator for cylindrical tank building process | |
| CN206860181U (en) | A kind of shield launching pedestal that can receive section of jurisdiction safely | |
| CN210232490U (en) | Aluminum alloy ex-trusions saw cuts back burring device | |
| CN209125081U (en) | A kind of large-diameter circular steel pipe oblique section cutting stock preparation facilities | |
| CN206408619U (en) | The adjustable pile cutting machine of cutting-height | |
| CN206484082U (en) | Plastic-steel spirally-wound pipe cutter device | |
| CN212857202U (en) | Cold-drawing precise seamless steel tube straightening device | |
| CN203599691U (en) | Automatic welding traveling device in small-diameter pipeline | |
| CN201970071U (en) | Production machine for spiral pipe | |
| CN211588871U (en) | Spiral pipe plasma cutting equipment | |
| CN110725316B (en) | Vertical pile cutting machine for cutting cylinders | |
| CN206408620U (en) | pile cutting machine | |
| CN205380141U (en) | Prevent compression roller guider of bounce -back | |
| CN205165475U (en) | Compression roller device of adjustable drafts and on -line adjustment interval |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |