CN113458199B - Metal pipe bending device - Google Patents
Metal pipe bending device Download PDFInfo
- Publication number
- CN113458199B CN113458199B CN202111035520.2A CN202111035520A CN113458199B CN 113458199 B CN113458199 B CN 113458199B CN 202111035520 A CN202111035520 A CN 202111035520A CN 113458199 B CN113458199 B CN 113458199B
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- Prior art keywords
- bending
- piece
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Classifications
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- 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
- B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
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- 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
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- 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
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
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- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention is suitable for the technical field of metal processing, and provides a metal pipe bending device, which comprises: the device comprises a workbench and a supporting frame positioned on the workbench; the bending mechanism is positioned on the workbench; the bending mechanism comprises a bending assembly and a driving assembly, the driving assembly is used for driving the bending assembly to work, the driving assembly comprises a second driving unit and a driving module, and the bending assembly comprises a second supporting piece, a third supporting piece, a bending piece and a bending supporting piece. The metal pipe bending device is innovative in structure, and multidirectional bending processing of the metal pipe can be achieved through changing the working state of the bending assembly.
Description
Technical Field
The invention relates to the technical field of metal processing, in particular to a metal pipe bending device.
Background
With the continuous development of modern industry, in order to improve the production quality, the control of the bending processing quality of the metal pipe is particularly important.
The existing metal pipe bending device can only realize the bending treatment in a single direction mostly when bending the fixed metal pipe, and is inconvenient for workers to use. Therefore, in view of the above situation, it is urgently needed to provide a metal pipe bending device to overcome the shortcomings in the current practical application.
Disclosure of Invention
The embodiment of the invention aims to provide a metal pipe bending device, aiming at solving the following problems: when the existing metal pipe bending device is used for bending and processing a fixed metal pipe, bending processing in a single direction can be mostly realized, and the metal pipe bending device is inconvenient for workers to use and is difficult to be widely applied.
The embodiment of the present invention is achieved as follows, in which a metal pipe bending apparatus includes:
the device comprises a workbench and a supporting frame positioned on the workbench;
the bending mechanism is positioned on the workbench; wherein the bending mechanism comprises a bending component and a driving component, the driving component is used for driving the bending component to work, the driving component comprises a second driving unit and a driving module, the bending component comprises a second supporting piece, a third supporting piece, a bending piece and a bending supporting piece, the third supporting piece is arranged on the second supporting piece, and the bending piece and the bending support piece are respectively arranged on two sides of the third support piece, a positioning piece is further arranged on the bending piece, the driving module drives the second support piece to rotate on the workbench, the second support piece realizes longitudinal bending treatment on the metal pipe in a mode of driving the bending support piece and the bending piece to move, and the positioning piece realizes transverse bending treatment on the metal pipe in a mode of matching the second driving unit to drive the bending piece to rotate on the third support piece while fixing the metal pipe on the bending piece.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: the embodiment of the invention is provided with the bending mechanism, the second driving unit arranged in the bending mechanism drives the bending piece to be in rotating fit with the fixing action of the positioning piece so as to realize transverse bending treatment on the metal pipe, the driving module drives the second supporting piece to move and match with the bending supporting piece or the pressing action of the bending piece so as to realize longitudinal bending treatment on the metal pipe, and multidirectional bending processing on the metal pipe can be realized by changing the working state of the bending component, so that the problem that most of the existing bending devices can only realize bending treatment in a single direction when the fixed metal pipe is bent and processed, and the use by workers is inconvenient is solved.
Drawings
Fig. 1 is a schematic front view of a metal pipe bending apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a portion of a bending assembly according to an embodiment of the present invention.
Fig. 3 is a schematic bottom view of fig. 2.
Fig. 4 is a schematic perspective view of a positioning element according to an embodiment of the present invention.
FIG. 5 is a schematic perspective view of a lateral bending assistance assembly according to an embodiment of the present invention.
Fig. 6 is a schematic partial perspective view of a driving module according to an embodiment of the present invention.
Fig. 7 is an enlarged schematic view of a portion a in fig. 1.
In the drawings: 1-table, 2-first drive unit, 3-support frame, 4-first telescopic element, 5-press element, 6-feed element, 7-first support element, 8-guide element, 9-auxiliary element, 10-first mounting element, 11-second support element, 12-fourth support element, 13-drive gear, 14-second drive unit, 15-second mounting element, 16-first slide groove, 17-third mounting element, 18-first slide element, 19-first mounting shaft, 20-threaded rod, 21-third drive unit, 22-second telescopic element, 23-connecting plate, 24-second slide element, 25-locking element, 26-second slide groove, 27-third support element, 28-transmission gear, 29-driven gear, 30-bending piece, 31-bending support piece, 32-non-slip pad, 33-second mounting shaft, 34-positioner, 35-first driving piece, 36-knob, 37-stabilizing piece and 38-connecting shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 to 3, a metal pipe bending apparatus according to an embodiment of the present invention includes:
a worktable 1 and a supporting frame 3 positioned on the worktable 1;
the bending mechanism is positioned on the workbench 1; wherein the bending mechanism comprises a bending component and a driving component, the driving component is used for driving the bending component to work, the driving component comprises a second driving unit 14 and a driving module, the bending component comprises a second support part 11, a third support part 27, a bending part 30 and a bending support part 31, wherein the third support part 27 is arranged on the second support part 11, and bend 30 and bend support piece 31 and set up respectively in third support piece 27 both sides, still be provided with the setting element on the piece 30 of bending, drive module drives second support piece 11 and rotates on the workstation, and second support piece 11 realizes the vertical processing of bending to the tubular metal resonator through the mode that the drive support piece 31 of bending and the piece 30 motion of bending, and the setting element cooperates second drive unit 14 to drive the mode that the piece 30 of bending rotates on third support piece 27 to realize the horizontal processing of bending to the tubular metal resonator through the tubular metal resonator on the fifty percent discount piece 30 and fix.
In the embodiment of the invention, the side view projection of the workbench 1 is a U-shaped structure, when the metal pipe needs to be transversely bent, the metal pipe is firstly conveyed to the bending piece 30, the metal pipe can be fixed through the positioning assembly, the metal pipe can be transversely bent through the second driving unit 14 driving the bending piece 30 to rotate, when the metal pipe needs to be longitudinally bent, the second supporting piece 11 is driven by the driving module to rotate on the workbench 1, so that the metal pipe can be longitudinally bent through the bending piece 30 or the bending supporting piece 31, and further the multidirectional bending processing can be realized under the condition that the metal pipe does not need to be fixed again only by adjusting the working state of the bending mechanism, wherein the bending piece 30 can adopt a disc-shaped structure, and the bending piece 30 is further provided with the anti-skid pad 32, the non-slip mat 32 can be made of rubber materials, the second support member 11 can be a support plate, the second support member 11 is further provided with a second sliding groove 26 used for being connected with the third support member 27 in a sliding mode, the third support member 27 can slide on the second support member 11 conveniently through the second sliding groove 26, the working position of the bending assembly can be adjusted conveniently according to actual conditions, the third support member 27 can be a U-shaped support plate, and the bending support member 31 can be a support plate with an arc surface structure; compared with the prior art, the embodiment of the invention is provided with the bending mechanism, the second driving unit 14 arranged in the bending mechanism drives the bending piece 30 to be matched with the fixing function of the positioning piece in a rotating manner so as to realize transverse bending treatment on the metal pipe, the driving module drives the second supporting piece 11 to be matched with the bending supporting piece 31 or the pressing function of the bending piece 30 in a moving manner so as to realize longitudinal bending treatment on the metal pipe, multi-direction bending processing on the metal pipe can be realized through changing the working state of the bending component, and the problem that most of the existing bending devices can only realize bending treatment in a single direction when the fixed metal pipe is bent and processed, and the use of workers is inconvenient is solved.
In an embodiment of the present invention, referring to fig. 1 and fig. 2, the second driving unit 14 is connected to the bending member 30 through a speed reducer, and the bending member 30 is provided with a driven gear 29; in this embodiment, the bending member 30 may be installed on the third supporting member 27 through a rotating shaft, the second driving unit 14 may employ a stepping motor or a servo motor, the speed reducer may include a driving gear 13 and a transmission gear 28, the driving gear 13 is connected to the second driving unit 14, the transmission gear 28 is used for connecting the driven gear 29 and the driving gear 13, the driven gear 29 is disposed on a side surface of the bending member 30, and a diameter of the bending member 30 is greater than diameters of the transmission gear 28 and the driving gear 13; during operation, the second driving unit 14 can drive the bending piece 30 to rotate, the torque can be conveniently improved through the speed reduction effect of the speed reducing piece, and the metal pipe can be conveniently bent.
In one embodiment of the present invention, referring to fig. 1, the second supporting member 11 is connected to the working platform 1 through a mounting assembly, wherein the mounting assembly comprises:
a second mounting member 15 connected to the table 1; and
a second telescopic member 22 for driving the second mounting member 15 to slide on the working platform 1.
In this embodiment, the workbench 1 is further provided with a first chute 16, the second mounting part 15 is connected with the first chute 16 in a sliding manner, the second supporting part 11 is connected with the second mounting part 15 in a rotating manner through a second mounting shaft 33, the second mounting part 15 can be a mounting plate, two sets of the second mounting parts 15 can be symmetrically arranged on the workbench 1, and the second telescopic part 22 can be a hydraulic rod or an electric telescopic rod; during operation can drive second installed part 15 at first through second extensible member 22 and move in vertical direction to the realization is handled the regulation of second support piece 11 operating position, and the convenience is carried out multidirectional bending to the big or small tubular metal resonator of different models, convenience when improving the device and using.
In an embodiment of the present invention, referring to fig. 1, fig. 2 and fig. 4, the positioning element includes:
at least one set of first mounting elements 10, wherein the first mounting elements 10 are arranged on the bending element 30;
the positioner 34 is connected with the first mounting part 10 through a stabilizer 37; and
and the first driving piece 35 is positioned on the first mounting piece 10 and is used for driving the positioner 34 to move.
In this embodiment, one end of the first mounting member 10 and the center of the bending member 30 are located at the same horizontal position, two sets of the first mounting members 10 are symmetrically arranged on the bending member 30, the first mounting member 10 can be a mounting plate, the first mounting member 10 and the bending member 30 can be welded and fixed, the first driving member 35 is further provided with a knob 36, the first driving member 35 and the first mounting member 10 are in threaded connection, the first driving member 35 and the positioner 34 are in rotational connection, the positioner 34 can be a positioning plate with an arc structure, and the surface of the positioner 34 is arranged in a smooth plane, so that a metal pipe can slightly displace from the positioner 34 during bending, the metal pipe is prevented from deforming, and the processing quality is improved; can drive first driving piece 35 through knob 36 in the during operation and rotate to can drive the motion of locator 34 through first driving piece 35, and then realize the fixed action to the tubular metal resonator, stability when can guaranteeing the motion of locator 34 through stabilizing part 37, wherein first driving piece 35 can adopt the lead screw, stabilizing part 37 can the symmetry sets up two sets ofly on the first installed part 10, and stabilizing part 37 can adopt the stabilizer bar, and sliding connection between stabilizing part 37 and the first installed part 10.
In an embodiment of the present invention, referring to fig. 1, 6 and 7, the driving module includes:
a third mounting member 17 connected to the second mounting member 15;
a first slide 18, said first slide 18 being disposed within said third mount 17;
a second driving member for driving the first sliding member 18 to move; and
a fourth support 12 for connection between said second support 11 and said first slide 18.
In this embodiment, the third mounting member 17 may be a hollow box structure, the third mounting member 17 is rotatably connected to the second mounting member 15 through a first mounting shaft 19, the first sliding member 18 is slidably connected to the third mounting member 17, the first sliding member 18 may be a threaded slider, the fourth supporting member 12 is rotatably connected to the second supporting member 11 through a hinge, the fourth supporting member 12 is rotatably connected to the first sliding member 18 through a connecting shaft 38, the fourth supporting member 12 may be a supporting rod, the second driving member includes a threaded rod 20 and a third driving unit 21, the threaded rod 20 is rotatably mounted in the third mounting member 17, and the threaded rod 20 is threadedly connected to the first sliding member 18. the third driving unit 21 may be a servo motor or a stepping motor, the third driving unit 21 is connected with the threaded rod 20; during operation, the third driving unit 21 drives the threaded rod 20 to rotate to drive the first sliding part 18 to slide on the third mounting part 17, so that the first sliding part 18 drives the fourth supporting part 12 to move to realize that the second supporting part 11 rotates on the second mounting part 15, and longitudinal bending operation is realized.
In an embodiment of the present invention, please refer to fig. 1, further comprising a feeding assembly disposed on the supporting frame 3, wherein the feeding assembly comprises:
at least one group of feeding members 6 positioned on the worktable 1; and
the first driving unit 2 is used for driving the feeding piece 6 to rotate.
In this embodiment, the feeding member 6 may adopt a driving roller, the first driving unit 2 adopts a servo motor, and the first driving unit 2 and the feeding member 6 may adopt a transmission belt connection; during operation, the metal pipe can be driven to move towards the working area of the bending mechanism by rotating the feeding piece 6, and feeding operation is completed.
In an embodiment of the present invention, please refer to fig. 1, further comprising a first supporting member 7 for cooperating with the feeding assembly, wherein the first supporting member 7 is located in the supporting frame 3, the first supporting member 7 is provided with at least one group of pressing members 5, and the supporting frame 3 is further provided with a first telescopic member 4 for driving the first supporting member 7 to move; in this embodiment, first extensible member 4 can be provided with the multiunit, just first extensible member 4 can adopt the hydraulic stem, also can adopt electric telescopic handle, first support piece 7 can adopt the backup pad, pressing piece 5 adopts the pressure roller, and pressing piece 5 is in first support piece 7 is provided with the multiunit, is convenient for improve the stability when carrying out the tubular metal resonator and pressing fixedly, and the during operation drives first support piece 7 downstream through first extensible member 4 to can realize the fixed processing to the tubular metal resonator on feeding piece 6 through pressing piece 5, conveniently bend the processing.
In an embodiment of the present invention, please refer to fig. 1 and 5, further comprising a lateral bending auxiliary assembly on the supporting frame 3, wherein the lateral bending auxiliary assembly includes:
a guide 8 located on the support frame 3;
the second sliding part 24 is arranged on the guide part 8, and a locking part 25 is further arranged on the second sliding part 24;
and the auxiliary part 9 is connected with the second sliding part 24 through a connecting plate 23 and is used for realizing the supporting effect on the metal pipe during transverse bending.
In this embodiment, the locking member 25 may be a fixed pin, the guide member 8 may be a U-shaped guide plate, the second sliding member 24 may be a slider, the auxiliary member 9 may be a high-strength metal pipe, and the auxiliary member 9 needs to be driven by an external force on the connecting plate 23 to move on the connecting plate 23, and the auxiliary member 9 may be stopped at any position; the position of auxiliary member 9 can be adjusted through the interact of second slider 24 and guide 8 during operation to can realize the supporting role to the tubular metal resonator through auxiliary member 9, be convenient for carry out the processing of transversely bending.
In summary, the working principle of the invention is as follows: the metal pipe can be driven to move towards the working area of the bending mechanism through the rotation of the feeding part 6, the first support part 7 is driven to move downwards through the first telescopic part 4, so that the metal pipe can be fixed through the pressing part 5, when the metal pipe needs to be transversely bent, the metal pipe is firstly conveyed to the bending part 30, the metal pipe can be fixed through the positioning assembly, the position of the auxiliary part 9 can be adjusted through the interaction of the second sliding part 24 and the guide part 8, so that the metal pipe can be supported through the auxiliary part 9, the metal pipe can be transversely bent through the rotation of the bending part 30 driven by the second driving unit 14, when the metal pipe needs to be longitudinally bent, the second support part 11 is driven to rotate on the workbench 1 through the driving module, so that the longitudinal bending treatment of the metal pipe can be realized through the bending part 30 or the bending support part 31, and then realize the multidirectional processing of bending under the condition that only need adjust the mechanism operating condition of bending and need not fix the tubular metal resonator again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a tubular metal resonator bending device which characterized in that, tubular metal resonator bending device includes:
the device comprises a workbench and a supporting frame positioned on the workbench;
the bending mechanism is positioned on the workbench; wherein the bending mechanism comprises a bending component and a driving component, the driving component is used for driving the bending component to work, the driving component comprises a second driving unit and a driving module, the bending component comprises a second supporting piece, a third supporting piece, a bending piece and a bending supporting piece, the third supporting piece is arranged on the second supporting piece, and the bending piece and the bending support piece are respectively arranged on two sides of the third support piece, a positioning piece is further arranged on the bending piece, the driving module drives the second support piece to rotate on the workbench, the second support piece realizes longitudinal bending treatment on the metal pipe in a mode of driving the bending support piece and the bending piece to move, and the positioning piece realizes transverse bending treatment on the metal pipe in a mode of matching the second driving unit to drive the bending piece to rotate on the third support piece while fixing the metal pipe on the bending piece.
2. The metal pipe bending device according to claim 1, wherein the second driving unit is connected to the bending member through a speed reducer, and a driven gear is provided on the bending member.
3. The metal tube bending apparatus according to claim 1, wherein the second support member is connected to the table by a mounting assembly, wherein the mounting assembly comprises:
the second mounting part is connected with the workbench; and
and the second telescopic piece is used for driving the second mounting piece to slide on the workbench.
4. The metal tube bending apparatus according to claim 1, wherein the positioning member comprises:
at least one group of first installation parts are arranged on the bending parts;
the positioner is connected with the first mounting part through a stabilizing part; and
and the first driving piece is positioned on the first mounting piece and used for driving the positioner to move.
5. The metal tube bending apparatus according to claim 3, wherein the driving module includes:
a third mounting member connected to the second mounting member;
a first slide disposed within the third mount;
the second driving piece is used for driving the first sliding piece to move; and
a fourth support for connection between the second support and the first slide.
6. The metal tube bending apparatus according to claim 1, further comprising a feeding assembly provided on the support frame, the feeding assembly including:
at least one group of feeding pieces are positioned on the workbench; and
the first driving unit is used for driving the feeding piece to rotate.
7. The metal pipe bending device according to claim 6, further comprising a first supporting member used for cooperating with the feeding assembly, wherein the first supporting member is located in the supporting frame, the first supporting member is provided with at least one group of pressing members, and the supporting frame is further provided with a first telescopic member for driving the first supporting member to move.
8. The metal tube bending apparatus according to claim 1, further comprising a lateral bending assistance assembly on said support frame, said lateral bending assistance assembly comprising:
a guide member on the support frame;
the second sliding part is arranged on the guide part, and a locking part is also arranged on the second sliding part;
and the auxiliary piece is connected with the second sliding piece through a connecting plate and used for supporting the metal pipe during transverse bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035520.2A CN113458199B (en) | 2021-09-06 | 2021-09-06 | Metal pipe bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035520.2A CN113458199B (en) | 2021-09-06 | 2021-09-06 | Metal pipe bending device |
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| Publication Number | Publication Date |
|---|---|
| CN113458199A CN113458199A (en) | 2021-10-01 |
| CN113458199B true CN113458199B (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111035520.2A Active CN113458199B (en) | 2021-09-06 | 2021-09-06 | Metal pipe bending device |
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| CN (1) | CN113458199B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147102B (en) * | 2021-11-01 | 2024-04-12 | 广西伟坤钢结构有限公司 | Metal bending machine for multi-station metal bending and bending method thereof |
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|---|---|---|---|---|
| JPH11221626A (en) * | 1998-02-06 | 1999-08-17 | Hitachi Ltd | Three-point bending type hot bender |
| CN109382428A (en) * | 2018-10-29 | 2019-02-26 | 赣州天橙农业科技发展有限公司 | A kind of plant protection drone floor stand production and processing metal tube apparatus for bending |
| CN110216175A (en) * | 2019-07-19 | 2019-09-10 | 杭涛 | Apparatus for bending and its bending technique |
| CN211071396U (en) * | 2019-11-08 | 2020-07-24 | 江苏承中和高精度钢管制造有限公司 | Automatic equipment of bending of high accuracy steel pipe |
| CN112371803A (en) * | 2020-10-23 | 2021-02-19 | 湖南翰坤实业有限公司 | Bender is used in processing of enclosing fender |
| CN213162568U (en) * | 2020-05-11 | 2021-05-11 | 南宁锦园信息工程有限公司 | Pipeline setting device that buckles |
-
2021
- 2021-09-06 CN CN202111035520.2A patent/CN113458199B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11221626A (en) * | 1998-02-06 | 1999-08-17 | Hitachi Ltd | Three-point bending type hot bender |
| CN109382428A (en) * | 2018-10-29 | 2019-02-26 | 赣州天橙农业科技发展有限公司 | A kind of plant protection drone floor stand production and processing metal tube apparatus for bending |
| CN110216175A (en) * | 2019-07-19 | 2019-09-10 | 杭涛 | Apparatus for bending and its bending technique |
| CN211071396U (en) * | 2019-11-08 | 2020-07-24 | 江苏承中和高精度钢管制造有限公司 | Automatic equipment of bending of high accuracy steel pipe |
| CN213162568U (en) * | 2020-05-11 | 2021-05-11 | 南宁锦园信息工程有限公司 | Pipeline setting device that buckles |
| CN112371803A (en) * | 2020-10-23 | 2021-02-19 | 湖南翰坤实业有限公司 | Bender is used in processing of enclosing fender |
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| CN113458199A (en) | 2021-10-01 |
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