CN113877999A - Bender of high accuracy steel pipe - Google Patents
Bender of high accuracy steel pipe Download PDFInfo
- Publication number
- CN113877999A CN113877999A CN202111192755.2A CN202111192755A CN113877999A CN 113877999 A CN113877999 A CN 113877999A CN 202111192755 A CN202111192755 A CN 202111192755A CN 113877999 A CN113877999 A CN 113877999A
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- Prior art keywords
- workbench
- fixedly connected
- seat
- bending
- block
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 67
- 239000010959 steel Substances 0.000 title claims abstract description 67
- 238000005452 bending Methods 0.000 claims abstract description 43
- 238000003825 pressing Methods 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 2
- 229920000742 Cotton Polymers 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
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
- B21D7/022—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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of machining, in particular to a bending machine for high-precision steel pipes; support through the workstation, fixed subassembly installs the top at the workstation, fix the one end of steel pipe, the supporting seat sets up the opposite side at the workstation, the revolving stage cooperatees with the supporting seat and sets up, can rotate on the supporting seat, and it is rotatory to be driven by the inside driving motor who sets up of supporting seat, the piece of buckling passes through the bolt and installs on the revolving stage, it is rotatory to follow the revolving stage, it is rotatory to compress tightly the subassembly through the bolt fastening, and cooperate with the piece of buckling, it is fixed with the one end centre gripping of steel pipe, at this moment, the other end of steel pipe is fixed to fixed subassembly, and then utilize the revolving stage to rotate, buckle the steel pipe, need not the manual work hard, reduce artifical intensity of labour, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a bending machine for high-precision steel pipes.
Background
The commercially available steel pipe is generally a straight steel pipe, but in an actual production process, the steel pipe is often required to be bent.
At present, the steel pipe is bent generally through manual bending to the steel pipe with the help of the instrument, and the manual effect of bending is unsatisfactory, and hand strength is difficult to bend the steel pipe when the pipe is thick, and then artifical intensity of labour is great, leads to the efficiency of construction low.
Disclosure of Invention
The invention aims to provide a high-precision steel pipe bending machine, and aims to solve the technical problem that in the prior art, the construction efficiency is low due to the fact that manual labor intensity is high when steel pipes are bent manually.
In order to achieve the purpose, the bending machine for the high-precision steel pipe comprises a workbench, a fixing assembly, a supporting seat, a rotating table, a bending block and a pressing assembly;
the fixed subassembly with workstation fixed connection, the supporting seat with workstation fixed connection, and be located the workstation is kept away from one side of fixed subassembly, the revolving stage with the supporting seat rotates to be connected, and is located the supporting seat is kept away from one side of workstation, the bending piece with the revolving stage can be dismantled and be connected, and is located the revolving stage is kept away from one side of supporting seat, compress tightly the subassembly with revolving stage fixed connection.
The workstation supports fixed subassembly, fixed subassembly is used for fixing the steel pipe, the supporting seat is installed on the workstation to inside is provided with driving motor, driving motor's output with the revolving stage is connected, drives the revolving stage is in rotate on the supporting seat, the piece of buckling passes through the bolt and installs on the revolving stage, follow the revolving stage is rotatory to the recess that has the cooperation steel pipe appearance, compress tightly the unit mount and be in on the revolving stage, follow when the revolving stage is rotatory, with the piece of buckling cooperatees and uses, and is fixed with the one end suppression of steel pipe, the other end of steel pipe this moment by fixed subassembly is fixed, and then the drive the revolving stage rotates, buckles the steel pipe, need not artifical fixed and buckle hard, reduces artifical intensity of labour, improves production efficiency.
The pressing assembly comprises a rotating base, a power part, a limiting component and an auxiliary component, wherein the rotating base is fixedly connected with the rotating table and is positioned below the bending block; the power part with rotate base fixed connection, and be located it keeps away from to rotate the base one side of revolving stage, stop member with the output fixed connection of power part, auxiliary member with workstation fixed connection.
The rotary base is fixed on the rotary table through a bolt and follows the rotary table to rotate, the power part is installed above the rotary base, the power part drives the limiting component to stretch out and draw back, the limiting component is matched with the bending block to press and fix one end of the steel pipe, the steel pipe is bent, and the auxiliary component assists the rotation of the rotary base.
The limiting component comprises a supporting block and a pressing block, wherein the supporting block is fixedly connected with the output end of the power part and is positioned on one side of the power part close to the rotating table; the pressing block is detachably connected with the supporting block and is positioned on one side of the supporting block close to the bending block.
The supporting block is fixedly connected with the output end of the power part, one side of the supporting block, which is close to the bending block, is connected with the pressing block, and the pressing block is matched with the appearance of the steel pipe and interacts with the bending block to fix the steel pipe so as to bend the steel pipe.
The auxiliary component comprises a scale disc and a rotating needle, and the scale disc is fixedly connected with the workbench and is positioned on one side of the workbench, which is close to the supporting seat; the rotating needle is fixedly connected with the rotating base and is positioned between the rotating base and the scale disc.
The scale plate is fixed below the rotary base and is provided with angle grooves, one end of the rotary needle is fixedly connected with the rotary base and follows the rotary base to rotate, the other end of the rotary needle is matched with the scale plate, and the scale plate slides to facilitate observation of the rotation angle.
The fixing assembly comprises a mounting seat, an arc-shaped base, a lifting component and a fastening component, wherein the mounting seat is fixedly connected with the workbench and is positioned on one side of the workbench, which is far away from the supporting seat; the arc-shaped base is fixedly connected with the mounting seat and is positioned on one side of the mounting seat, which is far away from the workbench; the lifting member is fixedly connected with the workbench, and the fastening member is fixedly connected with the lifting member.
The mounting base with the revolving stage keeps the level, installs on the workstation, the arc base is installed on the mounting base to the central line with the central line of bending piece keeps the level, is used for placing the steel pipe, the lifting means drives fastening member reciprocates, is applicable to multiple size steel pipe, fastening member with the arc base cooperatees, and is fixed with the other end of steel pipe.
The lifting component comprises a lifting seat, a screw rod and a sliding part, wherein the lifting seat is fixedly connected with the workbench and is positioned on one side of the workbench close to the mounting seat; the screw rod is rotatably connected with the lifting seat and is positioned on one side of the lifting seat, which is far away from the workbench; the sliding component is rotatably connected with the screw rod.
The lifting seat supports the screw rod and enables the screw rod to rotate, and the sliding component moves up and down according to the positive rotation and the negative rotation of the screw rod.
The sliding part comprises a sliding block and a mounting plate, the sliding block is rotatably connected with the screw rod and is positioned on one side of the screw rod, which is far away from the lifting seat; the mounting panel with slider fixed connection to be located the slider is kept away from one side of lead screw.
The sliding block and the screw rod are arranged in a thread fit mode relatively, the sliding block moves up and down according to positive rotation and reverse rotation of the screw rod, the mounting plate moves up and down along with the sliding block, supports the fastening component, and is suitable for fixing steel pipes of various sizes.
The bending machine for the high-precision steel pipe is supported by the workbench, the fixing assembly is arranged above the workbench to fix one end of the steel pipe, the supporting seat is arranged on the other side of the workbench, the rotating table is matched with the supporting seat and can rotate on the supporting seat and is driven to rotate by the driving motor arranged in the supporting seat, the bending block is arranged on the rotating table through a bolt and rotates along with the rotating table, the pressing assembly is fixed on the rotating table through a bolt, rotates along with the rotating table and is matched with the bending block to clamp and fix one end of the steel pipe, at the moment, the fixing assembly fixes the other end of the steel pipe, the rotating table is utilized to rotate to bend the steel pipe, manual force is not needed, and manual labor intensity is reduced, the production efficiency is 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, 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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of a bending machine for high-precision steel pipes according to the present invention.
Fig. 2 is a schematic structural view of the elevation member of the present invention.
Fig. 3 is a schematic view of the structure of the telescopic member of the present invention.
Fig. 4 is a schematic structural view of the slider of the present invention.
Fig. 5 is an enlarged view of fig. 1 at a of the present invention.
Fig. 6 is an enlarged view of the invention at B of fig. 4.
1-workbench, 2-supporting seat, 3-rotating seat, 4-bending block, 10-fixing component, 11-mounting seat, 12-arc base, 13-lifting component, 14-fastening component, 20-pressing component, 21-rotating base, 22-power component, 23-limiting component, 24-auxiliary component, 100-high precision steel pipe bending machine, 131-lifting seat, 132-screw rod, 133-sliding component, 141-telescopic component, 142-positioning plate, 143-bolt component, 144-threaded rod, 145-filling cotton, 231-supporting block, 232-pressing block, 232-scale disk, 242-rotating needle, 1331-sliding block and 1332-mounting plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 6, the present invention provides a bending machine 100 for high precision steel pipes, including a worktable 1, a fixing assembly 10, a supporting base 2, a rotating table 3, a bending block 4 and a pressing assembly 20;
fixed subassembly 10 with 1 fixed connection of workstation, supporting seat 2 with 1 fixed connection of workstation, and be located workstation 1 is kept away from one side of fixed subassembly 10, revolving stage 3 with supporting seat 2 rotates to be connected, and is located supporting seat 2 is kept away from one side of workstation 1, the bending piece 4 with revolving stage 3 can be dismantled and be connected, and is located revolving stage 3 is kept away from one side of supporting seat 2, compress tightly subassembly 20 with 3 fixed connection of revolving stage.
In this embodiment, the working table 1 is used for supporting, the fixing component 10 is installed above the working table 1 for fixing one end of the steel pipe, the supporting seat 2 is installed at the other side of the working table 1, the rotating table 3 is matched with the supporting seat 2 and can rotate on the supporting seat 2, the driving motor is arranged at the inner side of the supporting seat 2, the output end of the driving motor is fixedly connected with the rotating table 3 to drive the rotating table 3 to rotate, the bending block 4 is installed on the rotating table 3 through a bolt, rotates along with the rotating table 3, has a groove matched with the appearance of the steel pipe and is used for limiting the steel pipe, the compressing component 20 is installed on the rotating table 3, rotates along with the rotating table 3, and is matched with the bending block 4 to clamp and fix the steel pipe at the same time, the other end of steel pipe is fixed to fixed subassembly 10, and then utilizes revolving stage 3 rotates, buckles the steel pipe, need not artifical hard, reduces manual operation intensity, improves production efficiency.
Further, referring to fig. 1, 2, 3 and 5, the pressing assembly 20 includes a rotating base 21, a power member 22, a limiting member 23 and an auxiliary member 24, wherein the rotating base 21 is fixedly connected to the rotating table 3 and is located below the bending block 4; the power part 22 and the rotating base 21 are fixedly connected and located on one side of the rotating base 21 far away from the rotating platform 3, the limiting component 23 and the output end of the power part 22 are fixedly connected, and the auxiliary component 24 and the workbench 1 are fixedly connected.
Further, referring to fig. 2 and 5, the limiting member 23 includes a supporting block 231 and a pressing block 232, the supporting block 231 is fixedly connected to the output end of the power member 22 and is located at a side of the power member 22 close to the rotating platform 3; the pressing block 232 is detachably connected to the supporting block 231 and is located on one side of the supporting block 231 close to the bending block 4.
Further, referring to fig. 1 to 5, the auxiliary component 24 includes a scale plate 241 and a rotating needle 242, the scale plate 241 is fixedly connected to the working platform 1 and is located on one side of the working platform 1 close to the supporting seat 2; the rotating needle 242 is fixedly connected to the rotating base 21 and is located between the rotating base 21 and the scale plate 241.
In this embodiment, the rotating base 21 is mounted on the rotating platform 3 through a bolt and rotates along with the rotating platform 3, the power component 22 is an electric push rod with the model of XTL100, and is fixedly mounted on the rotating base 21, and the telescopic end of the power component is fixedly connected with the support plate, the support plate is connected with the pressing block 232 through a bolt to play a supporting role, the pressing block 232 is provided with a groove matched with the shape of the steel pipe, and is driven by the power component 22 to move left and right on the rotating base and is matched with the bending component when extending out to form an accommodating space, so as to clamp and fix one end of the steel pipe, at this time, the fixing component 10 fixes the other end of the steel pipe, drives the rotating platform 3 to rotate, drives the bending component and the pressing block 232 to rotate, and bends one end of the steel pipe; scale dish 241 has the scale sculpture, installs on workstation 1, and is located the below of rotating base 21, the one end of rotatory needle 242 with the bottom of rotating base 21 is connected, the other end with the calibrated scale cooperatees and sets up slide on the scale, the direction when rotating base 21, the instruction rotating base's rotation angle, the manual work of being convenient for is looked over, the control angle of buckling, and can rotatory needle 242 with corresponding induction system of installation on the scale dish 241, by electric control rotating base 21's rotation angle reduces artifical intensity of labour, improves production efficiency.
Further, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the fixing assembly 10 includes a mounting seat 11, an arc-shaped base 12, a lifting member 13 and a fastening member 14, wherein the mounting seat 11 is fixedly connected to the workbench 1 and is located on a side of the workbench 1 away from the supporting seat 2; the arc-shaped base 12 is fixedly connected with the mounting base 11 and is positioned on one side of the mounting base 11 far away from the workbench 1; the lifting member 13 is fixedly connected with the workbench 1, and the fastening member 14 is fixedly connected with the lifting member 13.
Further, referring to fig. 1 to 4, the lifting member 13 includes a lifting seat 131, a screw 132 and a sliding component 133, the lifting seat 131 is fixedly connected to the working platform 1 and is located on one side of the working platform 1 close to the mounting seat 11; the screw rod 132 is rotatably connected with the lifting seat 131 and is positioned on one side of the lifting seat 131 far away from the workbench 1; the sliding member 133 is rotatably connected to the screw 132.
Further, referring to fig. 1 and 4, the sliding component 133 includes a sliding block 1331 and a mounting plate 1332, the sliding block 1331 is rotatably connected to the screw 132 and is located on a side of the screw 132 away from the lifting seat 131; the mounting plate 1332 is fixedly connected to the slide block 1331 and is located on a side of the slide block 1331 away from the lead screw 132.
Further, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the fastening member 14 includes a telescopic member 141, a positioning plate 142 and a latch member 143, wherein the telescopic member 141 is fixedly connected to the mounting plate 1332 and is located on a side of the mounting plate 1332 away from the slider 1331; the positioning plate 142 is detachably connected with the output end of the telescopic member 141 and is positioned on one side of the telescopic member 141 close to the workbench 1; the latch member 143 is fixedly connected to the positioning plate 142 and is located on a side of the positioning plate 142 away from the telescopic member 141.
Further, referring to fig. 3 and fig. 6, the fastening member 14 further includes a threaded rod 144 and a filling cotton 145, the threaded rod 144 is in threaded connection with the arc-shaped base 12 and is located on a side of the arc-shaped base 12 away from the mounting seat 11; the filling cotton 145 is detachably connected with the threaded rod 144 and is positioned on one side of the threaded rod 144 close to the arc-shaped base 12.
In this embodiment, the mounting base 11 is disposed opposite to the rotating table 3 and fixed to the other side of the workbench 1, and the arc-shaped base 12 is arc-shaped and fixed to the mounting base 11 for placing a steel pipe, and horizontally placing the steel pipe between the arc-shaped base 12 and the bending block 4; the number of the lifting seats 131 is two, the two lifting seats are respectively and oppositely arranged on two sides of the mounting seat 11, two ends of the screw rod 132 are arranged on the lifting seats 131 through bearings, the screw rod is driven by a driving motor to rotate on the lifting seats 131, the slide block 1331 is sleeved on the outer side of the screw rod 132, is arranged in a thread fit manner relative to the screw rod 132, is arranged with the end part matched with the lifting base, can slide on the inner side of the lifting base, and further moves up and down on the lifting base according to the positive rotation and the negative rotation of the screw rod 132, two sides of the mounting plate 1332 are respectively fixed on the two oppositely arranged slide blocks 1331 and move up and down along with the slide block 1331, the telescopic piece 141 is a cylinder with the model number of PYT100 and is fixed on the mounting plate 1332, and one telescopic end passes through the mounting plate 1332 and is connected with the positioning plate 142 through bolts, the positioning plate 142 is matched with the outer diameter of the steel pipe, the latch piece 143 is fixed on the positioning plate 142, and the arc base 12 is provided with a through hole matched with the latch piece 143; when the device is used, the screw rod 132 is driven to rotate by the driving motor, the sliding block 1331 is controlled to move downwards, so that the relative position of the mounting plate 1332 and the arc-shaped base 12 is adjusted, the device is further suitable for steel pipes of various sizes, after the adjustment is finished, the telescopic piece 141 is driven to operate, the positioning plate 142 moves downwards, the bolt piece 143 is inserted into a matched through hole on the arc-shaped base 12, so that the steel pipe is limited and fixed on the arc-shaped base 12, the threaded rod 144 penetrates through the arc-shaped base 12 and is in threaded connection with the arc-shaped base 12, the filling cotton 145 is bonded at the top of the threaded rod 144, the filling cotton 145 is contacted with the steel pipe by rotating the threaded rod 144, the gap between the steel pipe and the arc-shaped base 12 is filled, so that the steel pipe is fixed more stably, at the other end of the steel pipe, the power piece 22 is driven, so that the pressing block 232 is close to the bending piece, the other end centre gripping of steel pipe is fixed in the interact, then the drive revolving stage 3 rotates, compact heap 232 with the bending block 4 rotates, buckles the steel pipe, utilizes scale dish 241 with rotatory needle 242 control angle of buckling need not the manual work hard, reduces artifical intensity of labour, makes production efficiency higher.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The bending machine for the high-precision steel pipes is characterized by comprising a workbench, a fixing assembly, a supporting seat, a rotating table, a bending block and a pressing assembly;
the fixed subassembly with workstation fixed connection, the supporting seat with workstation fixed connection, and be located the workstation is kept away from one side of fixed subassembly, the revolving stage with the supporting seat rotates to be connected, and is located the supporting seat is kept away from one side of workstation, the bending piece with the revolving stage can be dismantled and be connected, and is located the revolving stage is kept away from one side of supporting seat, compress tightly the subassembly with revolving stage fixed connection.
2. A machine for bending high-precision steel pipes according to claim 1,
the pressing assembly comprises a rotating base, a power part, a limiting component and an auxiliary component, wherein the rotating base is fixedly connected with the rotating table and is positioned below the bending block; the power part with rotate base fixed connection, and be located it keeps away from to rotate the base one side of revolving stage, stop member with the output fixed connection of power part, auxiliary member with workstation fixed connection.
3. A machine for bending high-precision steel pipes according to claim 2,
the limiting component comprises a supporting block and a pressing block, the supporting block is fixedly connected with the output end of the power part and is positioned on one side of the power part close to the rotating table; the pressing block is detachably connected with the supporting block and is positioned on one side of the supporting block close to the bending block.
4. A machine for bending high-precision steel pipes according to claim 2,
the auxiliary component comprises a scale disc and a rotating needle, and the scale disc is fixedly connected with the workbench and is positioned on one side of the workbench, which is close to the supporting seat; the rotating needle is fixedly connected with the rotating base and is positioned between the rotating base and the scale disc.
5. A machine for bending high-precision steel pipes according to claim 1,
the fixing assembly comprises a mounting seat, an arc-shaped base, a lifting component and a fastening component, wherein the mounting seat is fixedly connected with the workbench and is positioned on one side of the workbench, which is far away from the supporting seat; the arc-shaped base is fixedly connected with the mounting seat and is positioned on one side of the mounting seat, which is far away from the workbench; the lifting member is fixedly connected with the workbench, and the fastening member is fixedly connected with the lifting member.
6. A machine for bending high-precision steel pipes according to claim 5,
the lifting component comprises a lifting seat, a screw rod and a sliding part, and the lifting seat is fixedly connected with the workbench and is positioned on one side of the workbench close to the mounting seat; the screw rod is rotatably connected with the lifting seat and is positioned on one side of the lifting seat, which is far away from the workbench; the sliding component is rotatably connected with the screw rod.
7. A machine for bending high-precision steel pipes according to claim 6,
the sliding component comprises a sliding block and a mounting plate, the sliding block is rotatably connected with the screw rod and is positioned on one side of the screw rod, which is far away from the lifting seat; the mounting panel with slider fixed connection to be located the slider is kept away from one side of lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192755.2A CN113877999A (en) | 2021-10-13 | 2021-10-13 | Bender of high accuracy steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192755.2A CN113877999A (en) | 2021-10-13 | 2021-10-13 | Bender of high accuracy steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113877999A true CN113877999A (en) | 2022-01-04 |
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ID=79002690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111192755.2A Pending CN113877999A (en) | 2021-10-13 | 2021-10-13 | Bender of high accuracy steel pipe |
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| Country | Link |
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| CN (1) | CN113877999A (en) |
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| CN211218172U (en) * | 2019-12-19 | 2020-08-11 | 郭磊 | U shaped steel pipe forming device |
| CN211889953U (en) * | 2020-04-11 | 2020-11-10 | 宁波健信机械有限公司 | Machining clamp for long-shaft valve core |
| CN213842554U (en) * | 2020-12-28 | 2021-07-30 | 无锡市金正大工贸有限公司 | Bending test system for frame pipe fitting |
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2021
- 2021-10-13 CN CN202111192755.2A patent/CN113877999A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962379A (en) * | 2012-11-21 | 2013-03-13 | 中铁四局集团第四工程有限公司 | Tire clamp of withdrawing type positioning pin ofwith steel bar bending angle |
| CN104148963A (en) * | 2014-08-08 | 2014-11-19 | 浙江纺织服装职业技术学院 | Bench vice with five degrees of freedom |
| CN107695385A (en) * | 2017-11-21 | 2018-02-16 | 佛山市达普光机电科技有限公司 | A kind of hardware arc special-shaped block clamps borehole drill construction |
| CN208912872U (en) * | 2018-07-24 | 2019-05-31 | 兰溪市铭泰制冷设备厂 | A kind of novel pipe bending device |
| CN109396899A (en) * | 2019-01-07 | 2019-03-01 | 江苏建筑职业技术学院 | A kind of cylindrical casting aperture locating and clamping apparatus |
| CN209850416U (en) * | 2019-01-19 | 2019-12-27 | 潍坊同诚铸造有限公司 | Tool clamp for machining inner hole of groove pipe fitting |
| CN211218172U (en) * | 2019-12-19 | 2020-08-11 | 郭磊 | U shaped steel pipe forming device |
| CN211889953U (en) * | 2020-04-11 | 2020-11-10 | 宁波健信机械有限公司 | Machining clamp for long-shaft valve core |
| CN213842554U (en) * | 2020-12-28 | 2021-07-30 | 无锡市金正大工贸有限公司 | Bending test system for frame pipe fitting |
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