CN108746279A - A kind of power construction electrohydraulic pipe bender - Google Patents
A kind of power construction electrohydraulic pipe bender Download PDFInfo
- Publication number
- CN108746279A CN108746279A CN201810506005.XA CN201810506005A CN108746279A CN 108746279 A CN108746279 A CN 108746279A CN 201810506005 A CN201810506005 A CN 201810506005A CN 108746279 A CN108746279 A CN 108746279A
- Authority
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- China
- Prior art keywords
- adjusting
- block
- adjusting rod
- fixedly connected
- fixed
- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 38
- 239000002828 fuel tank Substances 0.000 claims description 15
- 239000003208 petroleum Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003462 Bender reaction Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 22
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of power construction electrohydraulic pipe benders, including casing assembly, bend component and adjusting part, the adjusting part includes the second adjusting rod, the first adjusting block, the first fixed link and the second adjusting block, second adjusting rod runs through the first baffle and the second baffle, and be slidably connected with the first baffle and the second baffle, first adjusting block is located at the second adjusting rod lateral wall；It is conveniently slidably connected the first adjusting block and the second adjusting block by the way that the second adjusting rod is arranged, the steel pipe for adapting to more specifications is fixed, facilitated by the first fixed link of setting and the second fixed link and fixes the first adjusting block and the second adjusting block and the second adjusting rod, make the simpler convenience of fixed operation of control power construction electrohydraulic pipe bender, it is spirally connected by setting holder and fixes the first adjusting rod, facilitate the level height for adjusting power construction electrohydraulic pipe bender hydraulic cylinder, adapts to different production requirements.
Description
Technical field
The invention belongs to electric machinery technical fields, and in particular to a kind of power construction electrohydraulic pipe bender.
Background technology
Hydraulic pipe bender is mainly used for the pipe layings such as factory, warehouse, harbour, building, railway, automobile and repairing.It is removed
Have the function of outside bend pipe, moreover it is possible to unload elbow sections and be used as separation type hydraulic jack, hydraulic pipe bender one kind is novel
The pipe crimping tool with bend pipe and top lifting function, bending machine is using touching screen addend control module, conversational operation, formula
Setting is easy to be easy, and lathe bed structure is firm, is unlikely to deform, and error messages are shown on the screen, and operator is helped to exclude immediately.
Conventional electric power power supply for construction hydrodynamic pressure bending machine is chiefly used in the bending of steel pipe in power construction, the quilt in power construction
A large amount of to use, conventional electric power power supply for construction hydrodynamic pressure bending machine roll shaft is mostly fixed rotated versions, can not fix larger specification
Steel pipe carries out bending operation, had both affected the use of power construction electrohydraulic pipe bender, and had again limited power construction electricity consumption
The development and popularization of hydrodynamic pressure bending machine, and the supporting rack that conventional electric power power supply for construction hydrodynamic pressure bending machine is equipped with is mostly fixed shape
Formula, it is unadjustable, it cannot be satisfied different operating demand.
Invention content
The purpose of the present invention is to provide a kind of power construction electrohydraulic pipe benders, to solve in above-mentioned background technology
The conventional electric power power supply for construction hydrodynamic pressure bending machine roll shaft of proposition is mostly fixed rotated versions, can not fix the steel pipe of larger specification
Bending operation is carried out, the use of power construction electrohydraulic pipe bender had both been affected, and had again limited power construction electricity consumption hydrodynamic
The development and popularization of bending pipe machine, and the supporting rack that conventional electric power power supply for construction hydrodynamic pressure bending machine is equipped with is mostly fixed form,
It is unadjustable, the problem of cannot be satisfied different operating demand.
To achieve the above object, the present invention provides the following technical solutions：A kind of power construction electrohydraulic pipe bender, packet
It includes fuel tank, electric oil pump, solenoid valve, petroleum pipeline, liquid to include casing assembly, bend component and adjusting part, the casing assembly
Cylinder pressure, rack fixing seat, the first adjusting rod and holder, the electric oil pump are located at fuel tank upper surface rear, and with it is described
Fuel tank is fixedly connected, and the solenoid valve is located at the fuel tank upper surface close to the front of the electric oil pump, the solenoid valve with
The fuel tank is fixedly connected, and the solenoid valve is tightly connected with the hydraulic cylinder by the petroleum pipeline, the rack fixing seat
It is fixedly connected positioned at the hydraulic cylinder lateral wall, and with the hydraulic cylinder, first adjusting rod is located at the rack fixing seat
Lower surface, and being fixedly connected with the rack fixing seat, the holder are located at the first adjusting rod lateral wall, and with described
One adjusting rod is fixedly connected, and the electric oil pump and external power supply are electrically connected, and the press-bendings component includes the first mounting base, the
One fixed block, first baffle, the second mounting base, the second fixed block, second baffle and mold, first mounting base are located at described
It on the right side of hydraulic cylinder upper surface, and is fixedly connected with the hydraulic cylinder, first fixed block is located at table before first mounting base
Face, and it is hinged with first mounting base, the first baffle runs through first fixed block, and solid with first fixed block
Fixed connection, second mounting base is located on the right side of the hydraulic cylinder lower surface, and is fixedly connected with the hydraulic cylinder, described second
Fixed block is located at the second mounting base front surface, and hinged with second mounting base, and the second baffle is through described the
Two fixed blocks, and being fixedly connected with second fixed block, the mold are located at the hydraulic cylinder right side wall, and with the hydraulic pressure
Cylinder is fixed, and the adjusting part includes the second adjusting rod, the first adjusting block, the first fixed link, the second adjusting block and second
Fixed link, second adjusting rod run through the first baffle and the second baffle, and with the first baffle and described the
Two barrier slides connect, and first adjusting block is located at the second adjusting rod lateral wall, and is fixed with second adjusting rod
Connection, first fixed link runs through first adjusting block, and is fixedly connected with first adjusting block, and described second is adjusted
Block is located at the second adjusting rod lateral wall close to the lower section of first adjusting block, and second adjusting block is adjusted with described second
Pole is fixedly connected, and second fixed link runs through second adjusting block, and is fixedly connected with second adjusting block.
Preferably, offer sliding slot inside first adjusting block and second adjusting block, first adjusting block and
Second adjusting block is slidably connected with second adjusting rod by the sliding slot.
Preferably, first adjusting block and second adjusting rod and second adjusting block and second adjusting rod
It is spirally connected fixation by first fixed link and second fixed link.
Preferably, the holder passes through the fixation that is spirally connected with first adjusting rod.
Preferably, first mounting base and second mounting base are internally provided with shaft, first fixed block and institute
It is hinged by the shaft with second fixed block and second mounting base to state the first mounting base.
Compared with prior art, the beneficial effects of the invention are as follows：By the way that is arranged between first baffle and second baffle
Two adjusting rods, be conveniently slidably connected the first adjusting block and the second adjusting block, and the steel pipe for adapting to more specifications is fixed, and is conducive to carry out
Steel pipe press bending operation, by the way that the first fixed link and the second fixed link is arranged, facilitate fix the first adjusting block and the second adjusting block with
Second adjusting rod makes the simpler convenience of fixed operation of control power construction electrohydraulic pipe bender, by the way that holder is arranged
It is spirally connected and fixes the first adjusting rod, facilitate the level height for adjusting power construction electrohydraulic pipe bender hydraulic cylinder, adapt to different
Production requirement makes power construction be used with electrohydraulic pipe bender more convenient.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure top view of the present invention；
Fig. 3 is the second adjusting rod structural schematic diagram in the present invention；
In figure：10, casing assembly；11, fuel tank；12, electric oil pump；13, solenoid valve；14, petroleum pipeline；15, hydraulic cylinder；16, it props up
Frame fixed seat；17, the first adjusting rod；18, holder；20, component is bent；21, the first mounting base；22, the first fixed block；23,
One baffle；24, the second mounting base；25, the second fixed block；26, second baffle；27, mold；30, adjusting part；31, it second adjusts
Pole；32, the first adjusting block；33, the first fixed link；34, the second adjusting block；35, the second fixed link.
Specific implementation mode
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.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of power construction electrohydraulic pipe bender, including
Casing assembly 10 bends component 20 and adjusting part 30, and casing assembly 10 includes fuel tank 11, electric oil pump 12, solenoid valve 13, defeated
Oil pipe 14, hydraulic cylinder 15, rack fixing seat 16, the first adjusting rod 17 and holder 18, electric oil pump 12 are located at 11 upper surface of fuel tank
Rear, and be fixedly connected with fuel tank 11, solenoid valve 13 is located at 11 upper surface of fuel tank close to the front of electric oil pump 12, solenoid valve 13
It is fixedly connected with fuel tank 11, solenoid valve 13 is tightly connected with hydraulic cylinder 15 by petroleum pipeline 14, and rack fixing seat 16 is located at hydraulic pressure
15 lateral wall of cylinder, and be fixedly connected with hydraulic cylinder 15, the first adjusting rod 17 is located at 16 lower surface of rack fixing seat, and solid with holder
Reservation 16 is fixedly connected, and holder 18 is located at 17 lateral wall of the first adjusting rod, and is fixedly connected with the first adjusting rod 17, electric oil pump
12 are electrically connected with external power supply, and it includes the first mounting base 21, the first fixed block 22, first baffle 23, second to bend component 20
Mounting base 24, the second fixed block 25, second baffle 26 and mold 27, the first mounting base 21 are located on the right side of 15 upper surface of hydraulic cylinder,
And be fixedly connected with hydraulic cylinder 15, the first fixed block 22 is located at 21 front surface of the first mounting base, and hinged with the first mounting base 21,
First baffle 23 runs through the first fixed block 22, and is fixedly connected with the first fixed block 22, and the second mounting base 24 is located at hydraulic cylinder 15
It on the right side of lower surface, and is fixedly connected with hydraulic cylinder 15, the second fixed block 25 is located at 24 front surface of the second mounting base, and pacifies with second
It is hinged to fill seat 24, second baffle 26 runs through the second fixed block 25, and is fixedly connected with the second fixed block 25, and mold 27 is located at hydraulic pressure
15 right side wall of cylinder, and be fixed with hydraulic cylinder 15, adjusting part 30 includes the second adjusting rod 31, the first adjusting block 32, first
Fixed link 33, the second adjusting block 34 and the second fixed link 35, the second adjusting rod 31 run through first baffle 23 and second baffle 26, and
It is slidably connected with first baffle 23 and second baffle 26, the first adjusting block 32 is located at 31 lateral wall of the second adjusting rod, and with second
Adjusting rod 31 is fixedly connected, and the first fixed link 33 runs through the first adjusting block 32, and is fixedly connected with the first adjusting block 32, and second adjusts
Locking nub 34 is located at 31 lateral wall of the second adjusting rod close to the lower section of the first adjusting block 32, the second adjusting block 34 and the second adjusting rod 31
It is fixedly connected, the second fixed link 35 runs through the second adjusting block 34, and is fixedly connected with the second adjusting block 34.
In the present embodiment, 12 model DBD750-D2 of electric oil pump, the first fixed link 33 and 35 surface of the second fixed link are set
There is screw thread, the first fixed link 33 of setting and the second fixed link 35, which facilitate, fixes the first adjusting block 32 and the second adjusting block 34 and second
Adjusting rod 31,17 surface of the first adjusting rod are equipped with screw thread, and setting holder 18, which is spirally connected, to be fixed the first adjusting rod 17 and facilitate adjusting electric power
The level height of power supply for construction hydrodynamic pressure bending machine hydraulic cylinder 15.
In the present embodiment, the second adjusting rod 31 of setting is conveniently slidably connected the first adjusting block 32 and the second adjusting block 34,
The steel pipe for adapting to more specifications is fixed, and is conducive to carry out steel pipe press bending operation, the first fixed link 33 and the second fixed link 35 is arranged
Facilitate and fix the first adjusting block 32 and the second adjusting block 34 and the second adjusting rod 31, makes control power construction electric hydaulic bend pipe
The simpler convenience of fixed operation of machine, setting holder 18, which is spirally connected to fix the first adjusting rod 17 and facilitate, adjusts power construction with electronic
The level height of hydraulic pipe bender hydraulic cylinder 15 adapts to different production requirements, power construction is made to be used with electrohydraulic pipe bender
It is more convenient to get up.
Further, sliding slot, the first adjusting block 32 and second are offered inside the first adjusting block 32 and the second adjusting block 34
Adjusting block 34 is slidably connected with the second adjusting rod 31 by sliding slot.
In the present embodiment, by offering sliding slot inside the first adjusting block 32 and the second adjusting block 34, conveniently pass through cunning
Slot is slidably connected the first adjusting block 32 and the second adjusting block 34 and the second adjusting rod 31, the steel pipe for adapting to more specifications are fixed, had
Conducive to progress steel pipe press bending operation.
Further, the first adjusting block 32 and the second adjusting rod 31 and the second adjusting block 34 and the second adjusting rod 31 pass through
One fixed link 33 and the second fixed link 35 are spirally connected fixation.
In the present embodiment, it is spirally connected by the first fixed link 33 and the second fixed link 35 and fixes the first adjusting block 32 and second tune
Pole 31 and the second adjusting block 34 and the second adjusting rod 31, make the fixed operation of control power construction electrohydraulic pipe bender more
Add simple and convenient.
Further, holder 18 and the first adjusting rod 17 pass through the fixation that is spirally connected.
In the present embodiment, by fixing bracket 18 and the first adjusting rod 17 of being spirally connected, facilitates and adjust power construction electricity consumption hydrodynamic
The level height of bending pipe machine hydraulic cylinder 15, adapts to different production requirements, and power construction electrohydraulic pipe bender is made to use
More to facilitate.
Further, the first mounting base 21 and the second mounting base 24 are internally provided with shaft, the first fixed block 22 and first peace
It is hinged by shaft to fill seat 21 and the second fixed block 25 and the second mounting base 24.
In the present embodiment, by the way that shaft is arranged inside the first mounting base 21 and the second mounting base 24, conveniently pass through shaft
Hinged first fixed block 22 and the first mounting base 21 and the second fixed block 25 and the second mounting base 24, are easy to open first baffle 23
With the more mold exchange 27 of second baffle 26, the steel pipe press bending operation of different demands is adapted to.
The operation principle and process for using of the present invention：After the present invention installs, power supply is connected, first passes through the dynamic branch of rotation spiral shell
Frame 18 adjusts power construction electrohydraulic pipe bender hydraulic cylinder 15 to suitable level height, adapts to production requirement, then with changing
Upper suitable bending die 27, is then put into steel pipe between the first adjusting block 32 and the second adjusting block 34, sliding according to steel pipe specification
The first adjusting block 32 and the second adjusting block 34 on dynamic second adjusting rod 31, clamp steel pipe, finally by 33 He of the first fixed link
Second fixed link 35 fixes upper first adjusting block, 32 and second adjusting block 34 and the second adjusting rod 31, and startup power construction is with electronic
Hydraulic pipe bender switchs, and carries out press bending operation, and press-bending terminates, and closes power construction and is switched with electrohydraulic pipe bender, disconnects electricity
The steel pipe of press-bending is taken out in source.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of power construction electrohydraulic pipe bender, it is characterised in that：Including casing assembly（10）, bend component（20）With
Adjusting part（30）, the casing assembly（10）Including fuel tank（11）, electric oil pump（12）, solenoid valve（13）, petroleum pipeline（14）,
Hydraulic cylinder（15）, rack fixing seat（16）, the first adjusting rod（17）And holder（18）, the electric oil pump（12）Positioned at the oil
Case（11）Upper surface rear, and with the fuel tank（11）It is fixedly connected, the solenoid valve（13）Positioned at the fuel tank（11）Upper table
Face is close to the electric oil pump（12）Front, the solenoid valve（13）With the fuel tank（11）It is fixedly connected, the solenoid valve
（13）With the hydraulic cylinder（15）Pass through the petroleum pipeline（14）It is tightly connected, the rack fixing seat（16）Positioned at the hydraulic pressure
Cylinder（15）Lateral wall, and with the hydraulic cylinder（15）It is fixedly connected, first adjusting rod（17）Positioned at the rack fixing seat
（16）Lower surface, and with the rack fixing seat（16）It is fixedly connected, the holder（18）Positioned at first adjusting rod（17）
Lateral wall, and with first adjusting rod（17）It is fixedly connected, the electric oil pump（12）It is electrically connected with external power supply, it is described
Bend component（20）Including the first mounting base（21）, the first fixed block（22）, first baffle（23）, the second mounting base（24）,
Two fixed blocks（25）, second baffle（26）And mold（27）, first mounting base（21）Positioned at the hydraulic cylinder（15）Upper table
Right side of face, and with the hydraulic cylinder（15）It is fixedly connected, first fixed block（22）Positioned at first mounting base（21）Before
Surface, and with first mounting base（21）It is hinged, the first baffle（23）Through first fixed block（22）, and with institute
State the first fixed block（22）It is fixedly connected, second mounting base（24）Positioned at the hydraulic cylinder（15）On the right side of lower surface, and with
The hydraulic cylinder（15）It is fixedly connected, second fixed block（25）Positioned at second mounting base（24）Front surface, and with institute
State the second mounting base（24）It is hinged, the second baffle（26）Through second fixed block（25）, and fixed with described second
Block（25）It is fixedly connected, the mold（27）Positioned at the hydraulic cylinder（15）Right side wall, and with the hydraulic cylinder（15）Engaging is solid
It is fixed, the adjusting part（30）Including the second adjusting rod（31）, the first adjusting block（32）, the first fixed link（33）, second adjust
Block（34）With the second fixed link（35）, second adjusting rod（31）Through the first baffle（23）With the second baffle
（26）, and with the first baffle（23）With the second baffle（26）It is slidably connected, first adjusting block（32）Positioned at institute
State the second adjusting rod（31）Lateral wall, and with second adjusting rod（31）It is fixedly connected, first fixed link（33）Run through
First adjusting block（32）, and with first adjusting block（32）It is fixedly connected, second adjusting block（34）Positioned at described
Second adjusting rod（31）Lateral wall is close to first adjusting block（32）Lower section, second adjusting block（34）With described second
Adjusting rod（31）It is fixedly connected, second fixed link（35）Through second adjusting block（34）, and adjusted with described second
Block（34）It is fixedly connected.
2. a kind of power construction electrohydraulic pipe bender according to claim 1, it is characterised in that：Described first is adjusted
Block（32）With second adjusting block（34）Inside offers sliding slot, first adjusting block（32）With second adjusting block
（34）With second adjusting rod（31）It is slidably connected by the sliding slot.
3. a kind of power construction electrohydraulic pipe bender according to claim 1, it is characterised in that：Described first is adjusted
Block（32）With second adjusting rod（31）With second adjusting block（34）With second adjusting rod（31）Pass through described
One fixed link（33）With second fixed link（35）Be spirally connected fixation.
4. a kind of power construction electrohydraulic pipe bender according to claim 1, it is characterised in that：The holder（18）
With first adjusting rod（17）Pass through the fixation that is spirally connected.
5. a kind of power construction electrohydraulic pipe bender according to claim 1, it is characterised in that：First installation
Seat（21）With second mounting base（24）It is internally provided with shaft, first fixed block（22）With first mounting base（21）
With second fixed block（25）With second mounting base（24）It is hinged by the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506005.XA CN108746279A (en) | 2018-05-24 | 2018-05-24 | A kind of power construction electrohydraulic pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506005.XA CN108746279A (en) | 2018-05-24 | 2018-05-24 | A kind of power construction electrohydraulic pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108746279A true CN108746279A (en) | 2018-11-06 |
Family
ID=64005473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810506005.XA Pending CN108746279A (en) | 2018-05-24 | 2018-05-24 | A kind of power construction electrohydraulic pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108746279A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05293548A (en) * | 1992-04-17 | 1993-11-09 | Amada Co Ltd | Press brake |
| CN105215111A (en) * | 2015-10-26 | 2016-01-06 | 扬中市三环电热科技有限公司 | A kind of Full-automatic tube bending machine |
| CN207105605U (en) * | 2017-07-14 | 2018-03-16 | 天津千博建筑安装工程有限公司 | A kind of follow-on hydraulic bending press |
| CN207154479U (en) * | 2017-07-14 | 2018-03-30 | 新昌县羽林街道全顺机械厂 | A kind of portable adjustable caliber bending machine |
| CN207386257U (en) * | 2017-10-19 | 2018-05-22 | 斯缇福机械（苏州）有限公司 | The adjustable single-head hydraulic bending machine of the rate of curving |
| CN208960700U (en) * | 2018-05-24 | 2019-06-11 | 山东泰山起重机械有限公司 | A kind of power construction electrohydraulic pipe bender |
-
2018
- 2018-05-24 CN CN201810506005.XA patent/CN108746279A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05293548A (en) * | 1992-04-17 | 1993-11-09 | Amada Co Ltd | Press brake |
| CN105215111A (en) * | 2015-10-26 | 2016-01-06 | 扬中市三环电热科技有限公司 | A kind of Full-automatic tube bending machine |
| CN207105605U (en) * | 2017-07-14 | 2018-03-16 | 天津千博建筑安装工程有限公司 | A kind of follow-on hydraulic bending press |
| CN207154479U (en) * | 2017-07-14 | 2018-03-30 | 新昌县羽林街道全顺机械厂 | A kind of portable adjustable caliber bending machine |
| CN207386257U (en) * | 2017-10-19 | 2018-05-22 | 斯缇福机械（苏州）有限公司 | The adjustable single-head hydraulic bending machine of the rate of curving |
| CN208960700U (en) * | 2018-05-24 | 2019-06-11 | 山东泰山起重机械有限公司 | A kind of power construction electrohydraulic pipe bender |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20181106 |