CN113020347A - Numerical control pipe bender - Google Patents
Numerical control pipe bender Download PDFInfo
- Publication number
- CN113020347A CN113020347A CN202110254881.XA CN202110254881A CN113020347A CN 113020347 A CN113020347 A CN 113020347A CN 202110254881 A CN202110254881 A CN 202110254881A CN 113020347 A CN113020347 A CN 113020347A
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- China
- Prior art keywords
- pipe
- arc
- shaped groove
- reciprocating feeding
- assembly
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 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
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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
- B21D43/13—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by linearly moving tables
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of pipe processing, in particular to a numerical control pipe bender. The numerical control pipe bender comprises a workbench, a feeding unit, a reciprocating feeding structure and a pipe clamping structure, wherein the reciprocating feeding structure and the pipe clamping structure are installed on the workbench; the feeding unit transmits the pipe to the reciprocating feeding structure, the reciprocating feeding structure adjusts the position of the pipe, a first slide is arranged on the workbench, the reciprocating feeding structure slides on the first slide, the pipe is conveyed to the interior of the pipe clamping structure by the reciprocating feeding structure, the pipe clamping structure comprises a moving assembly, the moving assembly is used for conveying the pipe to the rotary pipe bending structure, the numerical control pipe bending machine achieves an automatic processing mode, and production efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of pipe processing, in particular to a numerical control pipe bender.
Background
The essence of the numerical control pipe bender is a numerical control pipe bender die for bending a thin plate. The existing numerical control pipe bender consists of a bracket, a workbench and a clamping plate, and the coil is electrified to generate attraction force to a pressing plate, so that the clamping of a thin plate between the pressing plate and a base is completed. The method of electromagnetic force clamping or additional fastener clamping is adopted, so that the pressing plate is manufactured according to the specific workpiece requirements, the operation is simple, and workpieces with side walls, such as pipelines, can be processed. However, the numerical control pipe bender which needs manual work has low processing efficiency and high manual cost, and is not suitable for large-scale popularization and application. Therefore, a numerical control pipe bender capable of automatically bending pipes is needed.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a numerical control pipe bender, which can improve the processing efficiency of pipes and reduce the labor cost.
In order to achieve the purpose, the invention provides the following technical scheme:
a numerical control pipe bender comprises a workbench, a loading unit, a reciprocating feeding structure and a pipe clamping structure, wherein the reciprocating feeding structure and the pipe clamping structure are installed on the workbench, a rotary elbow structure is installed on one side, away from the reciprocating feeding structure, of the workbench, the pipe clamping structure is installed between the reciprocating feeding structure and the rotary elbow structure, and the reciprocating feeding structure, the pipe clamping structure and the rotary elbow structure are all in communication connection with a control unit and receive instructions of the control unit;
the feeding unit is used for transmitting the pipe to the reciprocating feeding structure, the reciprocating feeding structure is used for adjusting the position of the pipe, a first slide way is arranged on the workbench, the reciprocating feeding structure slides on the first slide way, the reciprocating feeding structure is used for conveying the pipe to the interior of the pipe clamping structure, the pipe clamping structure comprises a moving assembly, and the moving assembly is used for conveying the pipe to the rotary bent pipe structure.
Preferably, the reciprocating feeding structure comprises a first arc-shaped groove component and a second arc-shaped groove component, arc-shaped grooves are formed in the side faces, close to each other, of the first arc-shaped groove component and the second arc-shaped groove component, the two arc-shaped grooves are used for being spliced to form a cylindrical groove for placing a pipe, a fixing pin extending towards the second arc-shaped groove component is connected to the bottom of the first arc-shaped groove component, a slot for accommodating the fixing pin is formed in the bottom of the second arc-shaped groove component, and the first arc-shaped groove component and the second arc-shaped groove component are clamped and connected through the fixing pin inserted into the slot;
the side surfaces of the first arc-shaped groove component and the second arc-shaped groove component in the same direction are respectively provided with a plurality of movable connecting rods, the movable connecting rods are electrically connected with a driving unit, a first slide way is arranged on the driving unit, and the driving unit drives the movable connecting rods to do reciprocating motion on the second slide way.
Preferably, in the non-energized state of the driving unit, the fixing pin is locked with the slot, and in the energized state of the driving unit, the first arc-shaped slot assembly and the second arc-shaped slot assembly move to form a cylindrical slot for placing a pipe.
Preferably, the driving unit drives the movable connecting rod to drive the first arc-shaped groove component and the second arc-shaped groove component to rotate so as to adjust the position of the pipe in the reciprocating feeding structure, where the pipe is bent.
Preferably, the feeding unit comprises a conveyor belt for conveying the pipes and a third slide way installed above the reciprocating feeding structure, the third slide way is connected with a mechanical arm in a sliding manner, and the mechanical arm is used for transferring the pipes on the third slide way to a position between the first arc-shaped chute assembly and the second arc-shaped chute assembly.
Preferably, the pipe clamping structure further comprises a fixing assembly, the fixing assembly is connected with the moving assembly, the reciprocating feeding structure is arranged close to the fixing assembly, and the rotating bent pipe structure is arranged close to the moving assembly.
Preferably, the third slideway extends towards the direction of the rotary elbow structure, and the mechanical arm is used for grabbing the elbow above the rotary elbow structure through the third slideway for blanking.
Preferably, the first arc-shaped groove component and the second arc-shaped groove component are mutually clamped and form a cylindrical groove with the diameter the same as that of the pipe.
Compared with the prior art, the invention has the following beneficial effects:
a numerical control pipe bending machine comprises a workbench, a feeding unit, a reciprocating feeding structure and a pipe clamping structure, wherein the reciprocating feeding structure and the pipe clamping structure are installed on the workbench, a rotary bending pipe structure is installed on one side, away from the reciprocating feeding structure, of the workbench and used for bending a pipe, the pipe clamping structure is installed between the reciprocating feeding structure and the rotary bending pipe structure, and the reciprocating feeding structure, the pipe clamping structure and the rotary bending pipe structure are all in communication connection with a control unit and receive instructions of the control unit; the feeding unit is used for transmitting the pipe to the reciprocating feeding structure, the reciprocating feeding structure is used for adjusting the position of the pipe, a first slide is arranged on the workbench, the reciprocating feeding structure slides on the first slide, the reciprocating feeding structure is used for conveying the pipe to the interior of the pipe clamping structure, the pipe clamping structure comprises a moving assembly, the moving assembly is used for conveying the pipe to the rotary pipe bending structure, the numerical control pipe bending machine achieves an automatic processing mode, and production efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of an overall structure provided in an embodiment of the present invention;
fig. 2 is a schematic view of a reciprocating feeding structure provided in the embodiment of the present invention.
The reference numerals in the drawings denote the following, respectively:
1-a workbench; 2-reciprocating feeding structure; 3-clamping the pipe structure; 4-a rotary elbow structure; 5-a feeding unit; 6-a control unit; 7-a first slideway;
201-a first arcuate slot assembly; 202-a second arcuate slot assembly; 203-arc-shaped groove; 204-a fixed pin; 205-slots; 206-a connecting rod; 207-a drive unit; 208-a second slide;
501-a third slideway; 502-a robotic arm.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the referred devices or elements must have the specific orientations, be configured to operate in the specific orientations, and thus are not to be construed as limitations of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 2, an embodiment of the present invention discloses a numerical control pipe bender, which includes a workbench 1, a reciprocating feeding structure 2 installed on the workbench 1, a pipe clamping structure 3, and a feeding unit 5 fixedly connected to the ground, wherein a side surface of the workbench 1 away from the reciprocating feeding structure 2 is installed with a rotary pipe bending structure 4, the pipe clamping structure 3 is installed between the reciprocating feeding structure 2 and the rotary pipe bending structure 4, and the reciprocating feeding structure 2, the pipe clamping structure 3, and the rotary pipe bending structure 4 are all in communication connection with a control unit 6 and are under the instruction of the control unit 6;
the feeding unit 5 transmits the pipe to the reciprocating feeding structure 2 in sequence, the reciprocating feeding structure 2 performs rotary adjustment on the pipe, so that the bending direction of the pipe is changed, the reciprocating feeding structure 2 slides on the workbench 1 through the first slide way 7 on the workbench 1, the pipe is driven to enter the pipe clamping structure 3, the pipe clamping structure 3 comprises a moving assembly, the moving assembly is used for conveying the pipe to the rotary bent pipe structure 4, the pipe is bent under the comprehensive action of the reciprocating feeding structure 2 and the pipe clamping structure 3, and the pipe is bent to form a bent pipe. The automatic processing mode effectively improves the production and processing efficiency and reduces the labor cost.
On the working table top of the whole pipe bending machine, because the utilization space of the table top is small, the pipe clamping mechanism 3 is often arranged in front of the reciprocating feeding structure 2, and the pipe is directly inserted into the reciprocating feeding structure 2 by using the mechanical arm, which is troublesome. In an optional embodiment, the reciprocating feeding structure 2 is divided into two parts which are mutually clamped and matched, namely a first arc-shaped groove component 201 and a second arc-shaped groove component 202, and the two parts can move away from or close to each other, so that the pipe can be clamped or separated between the first arc-shaped groove component 201 and the second arc-shaped groove component 202, the pipe can be fed through a feeding unit 5 arranged above the reciprocating feeding structure 2, the pipe can be clamped and fixed through the first arc-shaped groove component 201 and the second arc-shaped groove component 202, and then the pipe bending operation is performed, so that manual feeding can be replaced, and the purpose of accelerating the overall production efficiency is achieved.
The reciprocating feeding structure 2 comprises a first arc-shaped groove component 201 and a second arc-shaped groove component 202, arc-shaped grooves 203 are formed in the side faces, close to each other, of the first arc-shaped groove component 201 and the second arc-shaped groove component 202, cylindrical grooves used for placing pipes are formed by splicing the two arc-shaped grooves 203, fixing pins 204 extending towards the second arc-shaped groove component 202 are connected to the bottom of the first arc-shaped groove component 201, inserting grooves 205 used for containing the fixing pins 204 are formed in the bottom of the first arc-shaped groove component 201, and the fixing pins 204 are inserted into the inserting grooves 205 to achieve clamping and connection of the first arc-shaped groove component 201 and the second arc-shaped groove component 202;
a plurality of movable connecting rods 206 are respectively installed on the side surfaces of the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202 in the same direction, the movable connecting rods 206 are electrically connected with a driving unit 207, a first slide way 208 is arranged on the contact surface of the driving unit 207 and the movable connecting rods 206, and the movable connecting rods 206 are driven by the driving unit 207 to reciprocate on the second slide way 208, so that the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202 are connected or separated.
It should be particularly noted that, the diameter of the cylindrical groove formed by the mutual clamping of the first arc-shaped groove component 201 and the second arc-shaped groove component 202 is the same as the diameter of the pipe, after the mutual clamping and completion of the first arc-shaped groove component 201 and the second arc-shaped groove component 202, the pipe is tightly attached to the first arc-shaped groove component 201 and the second arc-shaped groove component 202, the pipe is fixed under the pressure action of the first arc-shaped groove component 201 and the second arc-shaped groove component 202, and the pipe is driven to rotate under the rotation drive of the movable connecting rod 206, so as to adjust the position of the pipe for pipe bending operation;
in order to prevent the pipe from rolling off between the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202, when the driving unit 207 is not electrified, no gap exists between the fixing pin 204 and the slot 205, the fixing pin 204 is locked with the slot 205, and when the driving unit 207 is electrified, the fixing pin 204 and the slot 205 are close to each other until the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202 are completely clamped and a cylindrical groove for placing the pipe is formed;
when the driving unit 207 is not powered on, there is no gap between the fixing pin 204 and the slot 205 to prevent the pipe from sliding off the lower end of the arc-shaped slot 203, and the connection between the fixing pin 204 and the slot 205 not only has the function of fixing the first arc-shaped slot assembly 201 and the second arc-shaped slot assembly 2, but also has the function of supporting the pipe.
It should be added that, the movable connecting rod 206 is electrically connected to the driving unit 207, which can drive the first arc-shaped slot assembly 201 and the second arc-shaped slot assembly 202 to move horizontally on the housing of the driving unit 207, and can rotate under the driving of the driving unit 207, and the movable connecting rod 206 is fixedly connected to the first arc-shaped slot assembly 201 and the second arc-shaped slot assembly 202, so as to ensure the stability therebetween to the maximum extent.
The feeding unit 5 comprises a conveyor belt for conveying the pipes and a third slide way 501 arranged above the reciprocating feeding structure 2, the third slide way 501 is connected with a mechanical arm 502 in a sliding mode, the mechanical arm 502 is used for transferring the pipes on the third slide way 501 to a position between the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202, and the pipes stably exist in the reciprocating feeding structure 2 through the supporting effect of the fixing pins 204.
Under the regulation and control of the control unit 6, the pipe receives the bending action of the rotary bent pipe structure 4 in the process of approaching the reciprocating feeding structure 2 and the pipe clamping structure 3 to the rotary bent pipe structure 4, and the pipe forms a bent pipe structure in the moving process.
It should be noted that the pipe clamping structure 3 is divided into a fixed component and a movable component, the fixed component is connected with the movable component, the fixed component is arranged near the reciprocating feeding structure 2, and the movable component is arranged near the rotary elbow structure. After the pipe enters the pipe clamping structure 3, the fixing component of the pipe clamping structure 3 is kept still and keeps a fitting state with the pipe, so that the part of the pipe close to the bent pipe is kept in an original state under the stress state of the fixing component of the pipe clamping structure 3, and the accuracy of the bent pipe position is ensured;
the moving assembly of the pipe clamping structure 3 is close to the rotary pipe bending structure 4 in the pipe bending operation process, the same running speed is kept with the reciprocating feeding structure 2, and the moving state of the pipe is maintained, so that the pipe is prolonged at the pipe bending position of the rotary pipe bending structure 4, and a certain section of the pipe is bent.
The reciprocating feeding structure 2 keeps a moving state all the time in the pipe bending process of the pipe, the third slide 501 extends towards the direction of the rotary pipe bending structure 4, after the pipe is bent under the action of the rotary pipe bending structure 4, the control unit 6 controls the first arc-shaped groove assembly 201 and the second arc-shaped groove assembly 202 in the reciprocating feeding structure 2 to be away from each other, and the mechanical arm 502 slides to the position above the rotary pipe bending structure 4 through the third slide 501 to grab the bent pipe for blanking.
In this embodiment, the mechanical arm 502 of the feeding unit may also start to perform blanking of the pipe again after the pipe is bent, so as to achieve full-automatic feeding and blanking of the numerical control pipe bender.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The numerical control pipe bender is characterized by comprising a workbench (1), a feeding unit (5), a reciprocating feeding structure (2) and a pipe clamping structure (3), wherein the reciprocating feeding structure (2) and the pipe clamping structure (3) are installed on the workbench (1), one side, far away from the reciprocating feeding structure (2), of the workbench (1) is provided with a rotary pipe bending structure (4), the pipe clamping structure (3) is installed between the reciprocating feeding structure (2) and the rotary pipe bending structure (4), and the reciprocating feeding structure (2), the pipe clamping structure (3) and the rotary pipe bending structure (4) are all in communication connection with a control unit (6) and receive instructions of the control unit (6);
the feeding unit (5) is used for transmitting the pipe to on the reciprocating feeding structure (2), the reciprocating feeding structure (2) is used for adjusting the position of the pipe, a first slide way (7) is arranged on the workbench (1), the reciprocating feeding structure (2) slides on the first slide way (7), the reciprocating feeding structure (2) is used for conveying the pipe to the inside of the pipe clamping structure (3), the pipe clamping structure (3) comprises a moving assembly, and the moving assembly is used for conveying the pipe to the rotary bent pipe structure (4).
2. The numerical control tube bender according to claim 1, characterized in that said reciprocating feeding structure (2) comprises a first arc-shaped slot assembly (201) and a second arc-shaped slot assembly (202), the side surfaces of the first arc-shaped groove component (201) and the second arc-shaped groove component (202) which are close to each other are respectively provided with an arc-shaped groove (203), the two arc-shaped grooves (203) are used for splicing to form a cylindrical groove for placing a pipe, the bottom of the first arc-shaped groove component (201) is connected with a fixing pin (204) extending towards the second arc-shaped groove component (202), the bottom of the second arc-shaped groove component (202) is provided with a slot (205) for accommodating the fixing pin (204), the first arc-shaped groove component (201) is clamped and connected with the second arc-shaped groove component (202) through the fixing pin (204) inserted into the inserting groove (205);
the side surfaces of the first arc-shaped groove component (201) and the second arc-shaped groove component (202) in the same direction are respectively provided with a plurality of movable connecting rods (206), the movable connecting rods (206) are electrically connected with a driving unit (207), a first slide way (208) is arranged on the driving unit (207), and the driving unit (207) drives the movable connecting rods (206) to do reciprocating motion on the second slide way (208).
3. The CNC tube bender according to claim 2, characterized in that in the non-energized state of said driving unit (207), said fixed pin (204) is locked with said slot (205), and in the energized state of said driving unit (207), said first arc-shaped slot assembly (201) and said second arc-shaped slot assembly (202) move to form a cylindrical slot for placing a tube.
4. The CNC tube bending machine according to claim 2, wherein the driving unit (207) drives the movable connecting rod (206) to rotate the first arc-shaped groove assembly (201) and the second arc-shaped groove assembly (202) for adjusting the tube bending position inside the reciprocating feeding structure (2).
5. A cnc bending machine according to claim 2, characterized in that the feeding unit (5) comprises a conveyor belt for conveying the tube and a third slide (501) mounted above the reciprocating feeding structure (2), the third slide (501) is slidably connected with a robot arm (502), the robot arm (502) is used for transferring the tube on the third slide (501) between the first arc-shaped slot assembly (201) and the second arc-shaped slot assembly (202).
6. A numerically controlled pipe bender according to claim 1, characterized in that said tube-clamping structure (3) further comprises a fixed assembly, which is connected to said moving assembly, said fixed assembly being arranged close to said reciprocating feeding structure (2), said moving assembly being arranged close to said rotary pipe-bending structure (4).
7. The CNC tube bending machine according to claim 5, wherein the third slideway (501) extends towards the rotary tube bending structure (4), and the mechanical arm (502) is used for grabbing a bent tube to be blanked by sliding the third slideway (501) above the rotary tube bending structure (4).
8. The numerically controlled bender according to claim 2, characterized in that said first arc-shaped slot assembly (201) and said second arc-shaped slot assembly (202) are mutually engaged and form a cylindrical slot having a diameter identical to the diameter of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254881.XA CN113020347B (en) | 2021-03-09 | 2021-03-09 | Numerical control pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254881.XA CN113020347B (en) | 2021-03-09 | 2021-03-09 | Numerical control pipe bending machine |
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| Publication Number | Publication Date |
|---|---|
| CN113020347A true CN113020347A (en) | 2021-06-25 |
| CN113020347B CN113020347B (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110254881.XA Active CN113020347B (en) | 2021-03-09 | 2021-03-09 | Numerical control pipe bending machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535371A (en) * | 2022-02-08 | 2022-05-27 | 张书伟 | Numerical control pipe bender |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053601A1 (en) * | 1980-12-02 | 1982-06-09 | EVG Entwicklungs- u. Verwertungs- Gesellschaft m.b.H. | Apparatus for bending straight wires into a zig-zag form, in particular for machines for making diagonal network |
| CN108723141A (en) * | 2018-05-23 | 2018-11-02 | 文丹 | A kind of continuous bending machine of multi-angle |
| CN208034149U (en) * | 2018-02-07 | 2018-11-02 | 东莞市震峰实业有限公司 | A kind of handware jig that stationarity is good |
| CN211614922U (en) * | 2019-11-08 | 2020-10-02 | Jot自动化技术(北京)有限公司 | Clamping device for part precision manufacturing |
| CN212536934U (en) * | 2020-04-11 | 2021-02-12 | 陈富生 | Open flow pipeline fixing device for petroleum drilling |
-
2021
- 2021-03-09 CN CN202110254881.XA patent/CN113020347B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053601A1 (en) * | 1980-12-02 | 1982-06-09 | EVG Entwicklungs- u. Verwertungs- Gesellschaft m.b.H. | Apparatus for bending straight wires into a zig-zag form, in particular for machines for making diagonal network |
| CN208034149U (en) * | 2018-02-07 | 2018-11-02 | 东莞市震峰实业有限公司 | A kind of handware jig that stationarity is good |
| CN108723141A (en) * | 2018-05-23 | 2018-11-02 | 文丹 | A kind of continuous bending machine of multi-angle |
| CN211614922U (en) * | 2019-11-08 | 2020-10-02 | Jot自动化技术(北京)有限公司 | Clamping device for part precision manufacturing |
| CN212536934U (en) * | 2020-04-11 | 2021-02-12 | 陈富生 | Open flow pipeline fixing device for petroleum drilling |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535371A (en) * | 2022-02-08 | 2022-05-27 | 张书伟 | Numerical control pipe bender |
| CN114535371B (en) * | 2022-02-08 | 2024-05-10 | 牧童实业(广东)有限公司 | Numerical control pipe bending machine |
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| CN113020347B (en) | 2023-05-26 |
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