CN109158455A - A kind of pipe gripping device and the bending machine using the device - Google Patents
A kind of pipe gripping device and the bending machine using the device Download PDFInfo
- Publication number
- CN109158455A CN109158455A CN201810946071.9A CN201810946071A CN109158455A CN 109158455 A CN109158455 A CN 109158455A CN 201810946071 A CN201810946071 A CN 201810946071A CN 109158455 A CN109158455 A CN 109158455A
- Authority
- CN
- China
- Prior art keywords
- pipe
- gripping device
- pipe gripping
- shaft
- clamping
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of pipe gripping devices, including pedestal, adjustment bolt, slider-crank mechanism, pipe retained part, rotational handle, baffle, can have an effect when bend pipe operates, can be effectively by tube grip using slider-crank mechanism dead-centre position.The invention also discloses a kind of bending machines, pipe gripping device, bend pipe disk including being referred to as the first pipe gripping device, second pipe gripping device, shaft is fixedly installed on platform, two kinds of pipe gripping devices are arranged side by side in shaft side, the first pipe gripping device, bend pipe disk and shaft are rotatablely connected, second of pipe gripping device is fixedly connected with shaft, pipe is crushed or produces relative sliding and scratch with pipe retained part when can avoid bend pipe, can be suitably used for the pipe of manufacture set of flex radius.The present invention is used for bending for bending for pipe, especially thin-walled tube.
Description
Technical field
The present invention relates to a kind of pipe gripping device and using the bending machine of the device, it is particularly suitable for thin-walled tube
Pipe gripping device and bending machine.
Background technique
Bending machine includes bend pipe disk and the first retained part, the second retained part, and the first retained part is with bend pipe when bend pipe
Disk rotation, the second retained part are moved along the tangential direction of bend pipe disk；First retained part, which is led, completes bend pipe movement, the second folder
Holding the movement of part along a tangential direction avoids pipe from sliding and generate scuffing.But in the practical application of bending machine, the first clamping
Part is often not easy to have an effect；When bend pipe may also collapsible tube, prevent the circularity of pipe from meeting the requirements；Second retained part
Relative motion may be generated with pipe, tube outer wall is caused to scratch.When needing to bend the pipe of set of flex radius, bend pipe disk
It is difficult to be replaced；It is limited additionally, due to structure, the space of retained part toward external extension is minimum；Therefore set of flex half is bent
When the pipe of diameter, generally requires to prepare multiple bending machines or retrofit work amount is larger, cause the waste of time, space, cost.
Summary of the invention
The technical problem to be solved by the present invention is a kind of bending machine is provided, convenient for having an effect when bend pipe operation, when avoiding bend pipe
Pipe is crushed or produces relative sliding and scratch with pipe retained part, can be used to bend the pipe of set of flex radius.
The solution that the present invention solves its technical problem is:
A kind of pipe gripping device, including pedestal, adjustment bolt, slider-crank mechanism, pipe retained part, baffle, institute
It states pedestal and is equipped with guide rail along its length；The slider-crank mechanism includes clamping lever, crank, fixed block, connecting rod, sliding block,
Fixed block, crank, connecting rod, sliding block are successively hinged, and clamping lever is fixed on crank；It is fixed in clamping lever amplitude of fluctuation
Block, crank, connecting rod, there are collinear positions for three hinge joints between sliding block；Fixed block, sliding block pass through the guide rail and pedestal of pedestal
Connection, fixed block and sliding block can be moved along the guide rail extending direction of pedestal；The baffle is fixedly connected on pedestal tail portion, baffle
It is equipped with threaded hole；The adjustment bolt is mounted in the threaded hole of baffle, and front end and the fixed block of adjustment bolt offset；It is described
Adjustment gap is equipped with before baffle and fixed block；The pipe retained part is connected with sliding block.
As a further improvement of the foregoing solution, the pipe gripping device further includes turn being fixedly connected with chassis outer side
Fixed handle, rotational handle are extended outward.
As a further improvement of the foregoing solution, the pipe gripping device sliding block is equipped with guide rail, pipe retained part
It is connect by the guide rail with sliding block.
A kind of bending machine, including the first pipe gripping device, the second pipe gripping device, bend pipe disk, fixed peace on platform
Equipped with shaft, the first pipe gripping device and the second pipe gripping device, bend pipe disk and the first pipe is arranged side by side in shaft side
The first clamping gap, the pipe clamping of bend pipe disk and the second pipe gripping device are equipped between the pipe retained part of clamping device
The second clamping gap is equipped between part；First pipe gripping device, bend pipe disk and shaft are rotatablely connected, the second pipe clamping dress
It sets and is fixedly connected with shaft.
As a further improvement of the foregoing solution, the periphery wall of the bend pipe disk of the bending machine is equipped with the clamping of annular
Slot, second clamping gap are located between clamping slot and the pipe retained part of the second pipe gripping device, outside bend pipe disk
The flat clip slot of the straight setting tangent with clamping slot is additionally provided on peripheral wall, the first clamping gap is located at flat clip slot and the first pipe presss from both sides
It holds between the pipe retained part of device.
As a further improvement of the foregoing solution, the bending machine shaft side is equipped with and protrudes into rod.
As a further improvement of the foregoing solution, the bending machine pipe retained part is equipped with profiling away from the side of sliding block
Slot；Equipped with groove, the imitation-shaped groove of the second pipe gripping device is equipped with corresponding with groove location, shape convex the rod that protrudes into
It rises.
As a further improvement of the foregoing solution, the bending machine further includes rack, and the rack is located at shaft side, institute
It states rack and protrudes into the removable connection of rod.
As a further improvement of the foregoing solution, the bending machine bend pipe disk and the removable connection of shaft.
The beneficial effects of the present invention are: by using a kind of pipe gripping device of the invention and using the bend pipe of the device
Machine, in bend pipe operation convenient for having an effect, when can avoid bend pipe pipe be crushed or with pipe retained part produce relative sliding and
It scratches, can be suitably used for the pipe of manufacture set of flex radius.
The present invention bends for pipe, and especially thin-walled tube, set of flex radius pipe are bent.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the stereoscopic mechanism schematic diagram of bending machine of the present invention, including the structural representation of pipe gripping device.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.In addition, be previously mentioned in text
All connection/connection relationships not singly refer to that component directly connects, and referring to can be added deduct according to specific implementation situation by adding
Few couple auxiliary, to form more preferably coupling structure.Each technical characteristic in the invention, in not conflicting conflict
Under the premise of can be with combination of interactions.
Referring to Fig.1, this is the embodiment of bending machine of the present invention, specifically:
Bending machine includes the first pipe gripping device 1, the second pipe gripping device 2, bend pipe disk 3, platform 6, shaft 4.
The common structure feature of first pipe gripping device 1, the second pipe gripping device 2 is: the pipe clamping
Device includes pedestal 11, adjustment bolt 12, slider-crank mechanism 13, pipe retained part 14, baffle 16, and the pedestal 11 is along length
It spends direction and is equipped with guide rail.The slider-crank mechanism 13 includes clamping lever 131, crank 132, fixed block 133, connecting rod 134, slides
Block 135, fixed block 133, crank 132, connecting rod 134, sliding block 135 are successively hinged, and clamping lever 131 is fixed on crank 132.?
In 131 amplitude of fluctuation of clamping lever, fixed block 133, crank 132, connecting rod 134, three hinge joints between sliding block 135 exist altogether
Line position.Fixed block 133, sliding block 135 are connect by the guide rail of pedestal 11 with pedestal 11, and fixed block 133 and sliding block 135 can edges
The guide rail extending direction of pedestal 11 is mobile.The baffle 16 is fixedly connected on 11 tail portion of pedestal, and baffle 16 is equipped with threaded hole；Institute
It states adjustment bolt 12 to be mounted in the threaded hole of baffle 16, front end and the fixed block 133 of adjustment bolt 12 offset.The baffle 16
Gap is adjusted with being equipped with before fixed block 133, therefore can be by screwing or adjusting loose adjustment bolt 12, adjustable crank block machine
The integral position of structure 13 can also hold out against slider-crank mechanism 13 in bend pipe operation to prevent from moving back.The pipe clamping part
14 are divided to be connected with sliding block 135.
In addition, the first pipe gripping device 1 also has the feature that the pipe gripping device further includes and pedestal 11
The rotational handle 15 that outside is fixedly connected, rotational handle 15 are extended outward.Rotational handle 15 is located at pedestal in the present embodiment
11 tail portions, length direction is identical as 11 guide rail direction of pedestal and extends toward outside, to increase the first pipe gripping device 1
Entire length makes operator be more convenient for having an effect when carrying out bend pipe operation, is more labor-saving.Above-mentioned pipe retained part 14 and slide crank
The sliding block 135 of block mechanism 13 is connected and fixed, and is connected both in the present embodiment by guide rail, and the guide rail extending direction is along vertical side
To, therefore pipe retained part 14 can be dismantled；Bend pipe disk 3 is horizontal positioned in the present embodiment, guide rail direction and pipe extending direction
Vertically, so that pipe retained part 14 will not be mobile with pipe in bend pipe.
It is led in addition, the second pipe gripping device 2 except structural features, has the feature that sliding block 135 is equipped with
Rail, pipe retained part 14 are connect by the guide rail with sliding block 135.Bend pipe disk 3 is horizontally arranged in the present embodiment, pipe is along horizontal
Direction extends, and 135 upper rail extending direction of sliding block is also that in the horizontal direction, then in bend pipe, pipe retained part 14 can be with pipe
Synchronous Forward avoids pipe and pipe retained part 14 that relative movement occurs and scratches.
For bending machine, shaft 4 is fixedly installed on platform 6, the first pipe gripping device 1 is arranged side by side in 4 side of shaft
With the second pipe gripping device 2, the first dress is equipped between bend pipe disk 3 and the pipe retained part 14 of the first pipe gripping device 1
Gap is pressed from both sides, the second clamping gap is equipped between bend pipe disk 3 and the pipe retained part 14 of the second pipe gripping device 2；First pipe
Sub- clamping device 1, bend pipe disk 3 and shaft 4 are rotatablely connected, and the second pipe gripping device 2 is fixedly connected with shaft 4, the second pipe
Clamping device 2, shaft 4 are achieved a fixed connection by support 7, hexagon socket head cap screw, platform 6.Bending machine state shown in Fig. 1 is to complete
Pipe is bent, and the slider-crank mechanism 13 of the first pipe gripping device 1 is in contraction state, the second pipe gripping device 2
Fixed block 133, crank 132, connecting rod 134, three hinge joints between sliding block 135 are in collinear position, i.e. the second pipe clamping
The slider-crank mechanism 13 of device 2 is in dead-centre position, is in the second pipe gripping device 2 with bend pipe disk 3 and clamps pipe
Lock state.
It is further used as preferred embodiment, the periphery wall of bend pipe disk 3 is equipped with the clamping slot of annular, second dress
Folder gap is located between clamping slot and the pipe retained part 14 of the second pipe gripping device 2, is also set on the periphery wall of bend pipe disk 3
There is a flat clip slot of the straight setting tangent with clamping slot, the first clamping gap is located at flat clip slot and the first pipe gripping device 1
Between pipe retained part 14.Since there are the first clamping gap, the second clamping gap, pipe is more square when being packed into, taking out
Just, the first clamping gap, the second clamping gap quilt when locking the first pipe gripping device 1, the second pipe gripping device 2 respectively
It eliminates.First clamping gap between the first pipe gripping device 1 and the flat clip slot of bend pipe disk 3, then in bend pipe first pipe
Sub- clamping device 1 can clamp pipe in the length range of flat clip slot with bend pipe disk 3, and the clamping of pipe is more steady when making bend pipe
Gu.
It is further used as preferred embodiment, 4 side of shaft of the bending machine, which is equipped with, protrudes into rod 5.Protrude into the outer of rod 5
Diameter is less than pipe name inner diameter values, is greater than tube wall largest enveloping diameter of a circle.Bending the pipe that diameter is big, wall thickness is thin
When, pipe straight tube can form solid-section after rod 5 is protruded into addition, to more effectively avoid collapsible tube when bend pipe, make pipe
It is maintained within the scope of the circularity of requirement.
It is further used as preferred embodiment, the pipe retained part 14 is equipped with profiling away from the side of sliding block 135
Slot 141；Equipped with groove, the imitation-shaped groove 141 of the second pipe gripping device 2 is equipped with and groove location, shape the rod 5 that protrudes into
Corresponding protrusion.When the slider-crank mechanism 13 of the second pipe gripping device 2 moves to dead-centre position, rod 5 and pipe are protruded into
Groove and protrusion on retained part 14 make pipe generation slight deformation further avoid pipe to more effectively clamp pipe
Son and pipe retained part 14 occur to generate scuffing with respect to sliding.
It is further used as preferred embodiment, above-mentioned bending machine further includes rack, and above-mentioned rack is located at by shaft 4
Side, and protrudes into the removable connection of rod 5.Therefore when fewer in number, operator, which can use rack and fix, to be protruded into
Rod 5, thus it is independent, easily operate bending machine.
It is further used as preferred embodiment, the bend pipe disk 3 of above-mentioned bending machine and the removable connection of shaft 4.According to reality
Border needs, and bend pipe disk 3 is ready for the acknowledgment copy of serial outer diameter, quick to realize when bending the pipe of set of flex radius
Replace various sizes of bend pipe disk 3；It is matched with this to be, because the first pipe gripping device 1 and the second pipe gripping device 2
Adjustment gap is equipped between baffle 16, fixed block 133, so slider-crank mechanism 13, pipe retained part 14 can be in pedestals
It is moved integrally on 11 guide rail, is suitable for the bend pipe disk 3 of various outer diameter；Under the premise of above-mentioned component can move integrally, i.e.,
Make the bend pipe disk 3 without just size, the bend pipe disk 3 that also can choose similar sizes carries out interim quick transformation.
Better embodiment of the invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (9)
1. a kind of pipe gripping device, including pedestal (11), adjustment bolt (12), slider-crank mechanism (13), pipe clamping part
Divide (14), baffle (16), it is characterised in that:
The pedestal (11) is equipped with guide rail along its length；
The slider-crank mechanism (13) includes clamping lever (131), crank (132), fixed block (133), connecting rod (134), slides
Block (135), fixed block (133), crank (132), connecting rod (134), sliding block (135) are successively hinged, and clamping lever (131) is fixed on
On crank (132)；
In clamping lever (131) amplitude of fluctuation, fixed block (133), crank (132), connecting rod (134), between sliding block (135)
There are collinear positions for three hinge joints；
Fixed block (133), sliding block (135) are connect by the guide rail of pedestal (11) with pedestal (11), fixed block (133) and sliding block
It (135) can be mobile along the guide rail extending direction of pedestal (11)；
The baffle (16) is fixedly connected on pedestal (11) tail portion, and baffle (16) is equipped with threaded hole；The adjustment bolt (12)
It is mounted in the threaded hole of baffle (16), front end and the fixed block (133) of adjustment bolt (12) offset；
Adjustment gap is equipped with before the baffle (16) and fixed block (133)；
The pipe retained part (14) is connected with sliding block (135).
2. a kind of pipe gripping device according to claim 1, it is characterised in that: further include being fixed on the outside of pedestal (11)
The rotational handle (15) of connection, rotational handle (15) are extended outward.
3. a kind of pipe gripping device according to claim 1, it is characterised in that: sliding block (135) is equipped with guide rail, pipe
Retained part (14) is connect by the guide rail with sliding block (135).
4. a kind of bending machine, including platform (6), shaft (4) further include referred to as the first pipe gripping device (1) as right is wanted
Pipe gripping device described in asking 2, be known as the second pipe gripping device (2) pipe gripping device as claimed in claim 3,
Bend pipe disk (3), it is characterised in that:
It is fixedly installed on platform (6) shaft (4), the first pipe gripping device (1) and the second pipe is arranged side by side in shaft (4) side
The first dress is equipped between the pipe retained part (14) of sub- clamping device (2), bend pipe disk (3) and the first pipe gripping device (1)
Gap is pressed from both sides, the second clamping gap is equipped between bend pipe disk (3) and the pipe retained part (14) of the second pipe gripping device (2)；
First pipe gripping device (1), bend pipe disk (3) and shaft (4) are rotatablely connected, the second pipe gripping device (2) and shaft
(4) it is fixedly connected.
5. a kind of bending machine according to claim 4, it is characterised in that: the periphery wall of bend pipe disk (3) is equipped with annular
Clamping slot, second clamping gap are located between clamping slot and the pipe retained part (14) of the second pipe gripping device (2),
The flat clip slot of the straight setting tangent with clamping slot is additionally provided on the periphery wall of bend pipe disk (3), the first clamping gap is located at flat folder
Between slot and the pipe retained part (14) of the first pipe gripping device (1).
6. a kind of bending machine according to claim 4 or 5, it is characterised in that: shaft (4) side is equipped with and protrudes into rod (5).
7. a kind of bending machine according to claim 6, it is characterised in that: the pipe retained part (14) deviates from sliding block
(135) side is equipped with imitation-shaped groove (141)；Described protrude into rod (5) are equipped with groove, the profiling of the second pipe gripping device (2)
Slot (141) is equipped with protrusion corresponding with groove location, shape.
8. a kind of bending machine according to claim 7, it is characterised in that: further include rack, the rack is located at shaft (4)
Side, the rack and protrudes into rod (5) removable connection.
9. according to a kind of bending machine described in 4,5,7,8 any one of claim, it is characterised in that: the bend pipe disk (3) with
Shaft (4) removable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946071.9A CN109158455A (en) | 2018-08-20 | 2018-08-20 | A kind of pipe gripping device and the bending machine using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946071.9A CN109158455A (en) | 2018-08-20 | 2018-08-20 | A kind of pipe gripping device and the bending machine using the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109158455A true CN109158455A (en) | 2019-01-08 |
Family
ID=64896016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810946071.9A Pending CN109158455A (en) | 2018-08-20 | 2018-08-20 | A kind of pipe gripping device and the bending machine using the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109158455A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110935762A (en) * | 2019-12-02 | 2020-03-31 | 嵊州市荣飞纺织机械有限公司 | Pipe bending device for hardware manufacturing |
| CN112091017A (en) * | 2020-09-02 | 2020-12-18 | 深圳市驭智装备技术有限公司 | Processing technology of automatic bent pipe |
| CN113134527A (en) * | 2021-04-26 | 2021-07-20 | 武汉荣拓智能设备有限公司 | Intelligent numerical control bending machine and bending processing method |
| CN113601109A (en) * | 2021-06-30 | 2021-11-05 | 北京航星机器制造有限公司 | Flaring type pipeline bending tool and method and pipeline forming method |
| CN115365342A (en) * | 2022-08-03 | 2022-11-22 | 南京卓耐重工机械制造有限公司 | Intelligent machining equipment for corrosion-resistant alloy material for bent pipe |
| WO2023151711A3 (en) * | 2023-04-20 | 2023-10-05 | 苏州必加互联网科技有限公司 | Manual pipe bending mechanism |
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| CN204866963U (en) * | 2015-01-21 | 2015-12-16 | 长春大东集团有限公司 | Manual bending machine |
| CN106552847A (en) * | 2016-12-01 | 2017-04-05 | 中江机电科技江苏有限公司 | A kind of Manual three-dimensional pipe bender |
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| SU1667986A2 (en) * | 1988-10-06 | 1991-08-07 | Научно-производственное объединение "Атомкотломаш" | Bending device |
| CN2176201Y (en) * | 1993-05-31 | 1994-09-07 | 中国人民解放军驻一七四厂军事代表室 | Man-power pipe bender |
| EP1645368A1 (en) * | 2004-10-06 | 2006-04-12 | Pressmaster AB | A crimp tool and a method of assembling thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110935762A (en) * | 2019-12-02 | 2020-03-31 | 嵊州市荣飞纺织机械有限公司 | Pipe bending device for hardware manufacturing |
| CN112091017A (en) * | 2020-09-02 | 2020-12-18 | 深圳市驭智装备技术有限公司 | Processing technology of automatic bent pipe |
| CN113134527A (en) * | 2021-04-26 | 2021-07-20 | 武汉荣拓智能设备有限公司 | Intelligent numerical control bending machine and bending processing method |
| CN113601109A (en) * | 2021-06-30 | 2021-11-05 | 北京航星机器制造有限公司 | Flaring type pipeline bending tool and method and pipeline forming method |
| CN115365342A (en) * | 2022-08-03 | 2022-11-22 | 南京卓耐重工机械制造有限公司 | Intelligent machining equipment for corrosion-resistant alloy material for bent pipe |
| CN115365342B (en) * | 2022-08-03 | 2024-06-25 | 南京卓耐重工机械制造有限公司 | Corrosion-resistant alloy material intelligent processing equipment for bent pipe |
| WO2023151711A3 (en) * | 2023-04-20 | 2023-10-05 | 苏州必加互联网科技有限公司 | Manual pipe bending mechanism |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190108 |
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| RJ01 | Rejection of invention patent application after publication |