CN102672078B - Guardrail net bending machine - Google Patents
Guardrail net bending machine Download PDFInfo
- Publication number
- CN102672078B CN102672078B CN201210155313.5A CN201210155313A CN102672078B CN 102672078 B CN102672078 B CN 102672078B CN 201210155313 A CN201210155313 A CN 201210155313A CN 102672078 B CN102672078 B CN 102672078B
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- hydraulic cylinder
- connector
- base
- guardrail net
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses guardrail net bending machine which comprises a base, a rack, a spindle, a pressing plate, a spindle position detecting mechanism, a spindle power device and at least two limiting mechanisms, wherein the at least two limiting mechanisms are used for limiting a guardrail net to be bended; the rack is arranged on the base; the spindle is installed on the rack; the pressing plate is in fixation connection with the spindle; the limiting mechanism is fixed on the rack; the spindle power device comprises at least a swinging arm, a connecting piece and a hydraulic cylinder connected with a hydraulic source; one end of the swinging arm is in fixation connection with the spindle; the other end of the swinging arm is hinged with one end of a connecting piece; the other end of the connecting piece is in fixation connection with a free end of a hydraulic cylinder piston rod; and the other end of the hydraulic cylinder is hinged on the base. With the guardrail net bending machine, the working intensity of workers is reduced, and the bending efficiency is improved.
Description
Technical field
The invention belongs to bender technical field, specifically relate to a kind of guardrail net bender.
Background technology
In a lot of balconies, community around and stadium around set up and put guardrail net and play security protection, existing guardrail net mostly is by many longitudinal reinforcements and many network shapes that transverse steel is welded, after guardrail net is installed, steel bar end all can be left in general longitudinal reinforcement upper end, has potential safety hazard.Prior art is manually the guardrail net upper end with steel bar end to be bent into certain angle or to be bent into triangle, due to row's guardrail net have many longitudinal reinforcements and reinforced steel bar strength larger, by artificial bending, workman's work is powerful very large and bending efficiency is low.
Summary of the invention
The technical problem to be solved in the present invention is that a kind of guardrail net bender that can reduce labor strength, improve bending efficiency is provided.
Technical solution of the present invention is, a kind of guardrail net bender with following structure is provided, it comprises that base, frame, rotating shaft, pressing plate, rotating shaft position testing agency, rotating shaft power set and at least two are for the spacing position-limit mechanism for the treatment of bending guardrail net, described erecting is on base, described rotating shaft is arranged in frame, described pressing plate is fixedly connected with rotating shaft, and described position-limit mechanism is fixed in frame; Described rotating shaft position testing agency comprises at least one position sensor and for triggering the trigger unit of described position sensor, described position sensor is located in frame, and described trigger unit connects and synchronizes and rotate with rotating shaft with rotating shaft; Described rotating shaft power set at least comprise a rocking arm, connector with a hydraulic cylinder being connected with hydraulic power source, described rocking arm one end is fixedly connected with rotating shaft, the other end of described rocking arm and connector one end are hinged, the described connector other end is fixedly connected with hydraulic cylinder piston rod free end, and the described hydraulic cylinder other end is hinged on base.
Adopt after above structure, guardrail net bender of the present invention compared with prior art, has the following advantages:
Because guardrail net bender of the present invention comprises frame, rotating shaft, pressing plate, rotating shaft position testing agency, rotating shaft power set and at least two are for the spacing position-limit mechanism for the treatment of bending guardrail net, described rotating shaft is arranged in frame, described pressing plate is fixedly connected with rotating shaft, described position-limit mechanism is fixed in frame, described position-limit mechanism can carry out spacing to guardrail net, make guardrail net not meeting front and back in the time of bending, left and right, move up and down, described rotating shaft power set drive rotating shaft to rotate, described rotating shaft drives press plate rotary, pressing plate needs the part of bending to carry out bending to guardrail net, the angle that rotating shaft turns over can detect in described rotating shaft position testing agency, when after trigger unit trigger position sensor, pressing plate no longer continues guardrail net to carry out bending, but reposition under the effect of rotating shaft power set.Owing to not needing manually to carry out bending, but the pressure of high pressure liquid force feed is become to the thrust of hydraulic cylinder piston rod, by rocking arm and rotating shaft, power is transferred on pressing plate and needed the part of bending to carry out bending to guardrail net, greatly reduce workman's labour intensity; For the guardrail net that has many row's longitudinal reinforcements by once or twice bending just whole guardrail net can be bent into the shape of needs, improved bending efficiency.
As preferably, described rotating shaft power set comprise two rocking arms, two connectors and two hydraulic cylinders, and described two rocking arms, two connectors and two hydraulic cylinders divide the two ends that are located at rotating shaft, and rotating shaft two ends are all subject to the effect of rotatory force, while carrying out bending, power is more stable, bending better effects if.
As preferably, described two rocking arms and two hydraulic cylinders divide the two ends that are located at rotating shaft to refer to, two rocking arms of described rotating shaft power set are the first rocking arm and the second rocking arm, described two connectors are the first connector and the second connector, described two hydraulic cylinders are the first hydraulic cylinder and the second hydraulic cylinder, and described base comprises the first base and the second base; Described the first rocking arm, the first connector, the first hydraulic cylinder and the first base are located at one end of rotating shaft, described first rocking arm one end is fixedly connected with rotating shaft, the described first rocking arm other end and first connector one end are hinged, the described first connector other end is fixedly connected with the first hydraulic cylinder piston rod free end, and the described first hydraulic cylinder other end is hinged on the first base; Described the second rocking arm, the second connector, the second hydraulic cylinder and the second base are located at the other end of rotating shaft, described second rocking arm one end is fixedly connected with rotating shaft, the described second rocking arm other end and second connector one end are hinged, the described second connector other end is fixedly connected with the second hydraulic cylinder piston rod free end, and the described second hydraulic cylinder other end is hinged on the second base.
As improvement, described rotating shaft power set also comprise first throttle valve with second choke valve identical with first throttle valve model, described first throttle valve is located on the pipeline between hydraulic power source and the first hydraulic cylinder, described the second choke valve is located on the pipeline between hydraulic power source and the second hydraulic cylinder, pass through the flow of first throttle valve and the second choke valve by adjusting, can realize synchronously stretching out and retracting of the first hydraulic cylinder and the second hydraulic cylinder.
As improvement, described trigger unit comprises installing ring and the bolt for trigger position sensor, described installing ring Dismountable is in one end of rotating shaft, described bolt is arranged on installing ring, like this, the convenient position of installing, adjusting trigger unit, unclamps the screw that fixed installation encircles, then rotate installing ring, installing ring drives bolt to rotate together.
As improvement, described trigger unit is three, three installing rings of three trigger units side by side Dismountable in one end of the rotating shaft of bender, corresponding three position sensors of described three trigger units, described three position sensors lay respectively at the installing ring below of corresponding trigger unit separately, like this, just can detect three turned positions of rotating shaft, more convenient client uses simultaneously.
As improvement, described position sensor is proximity transducer, because proximity transducer produces wearing and tearing or other problems without contacting with trigger unit, as long as trigger unit and proximity transducer are close to certain distance, proximity transducer will be triggered and send signal, so be more conducive to improve the service life of rotating shaft position testing agency.
As improvement, described position-limit mechanism comprises L shaped limited block and spacing cylinder, described L shaped limited block projection is provided with the sideshake for the treatment of bending guardrail net longitudinal reinforcement for placing, described spacing cylinder one end is fixed on L shaped limited block projection, the described spacing cylinder other end is positioned at directly over sideshake, by the distance between regulation position limiting mechanism, two longitudinal reinforcements of described guardrail net can limit left and right play in guardrail net Forging Process after being placed on the sideshake place of L shaped limited block projection of two position-limit mechanisms, the transverse steel of guardrail net is stuck in after L shaped limited block and can limits in guardrail net Forging Process and move forward, spacing cylinder can limit guardrail net and be upturned.
Brief description of the drawings
It shown in Fig. 1, is the structural representation of guardrail net bender of the present invention.
Shown in Fig. 2, be that Fig. 1 removes the side-looking structural representation after pressing plate.
Shown in figure: 1, frame, 1.1, column, 1.2, workbench, 1.3, triangle sub-frame, 2, rotating shaft, 3, pressing plate, 4, rotating shaft position testing agency, 4.1, trigger unit, 4.1.1, installing ring, 4.1.2, bolt, 4.2, position sensor, 5, rotating shaft power set, 5.1, the first rocking arm, 5.2, the second rocking arm, 5.3, the first hydraulic cylinder, 5.4, the second hydraulic cylinder, 5.5, the first contiguous block, 5.6, the second contiguous block, 6, position-limit mechanism, 6.1, L shaped limited block, 6.2, sideshake, 6.3, spacing cylinder, 7, base, 7.1, the first base, 7.2, the second base, 8, guardrail net, 8.1, longitudinal reinforcement, 8.2, transverse steel, 9, mounting blocks.
detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Please refer to shown in Fig. 1 and Fig. 2, it comprises that base 7, frame 1, rotating shaft 2, pressing plate 3, rotating shaft position testing agency 4, rotating shaft power set 5 and at least two are for the spacing position-limit mechanism 6 for the treatment of bending guardrail net 8 guardrail net bender of the present invention, described frame 1 is located on base 7, described rotating shaft 2 is arranged in frame 1, described pressing plate 3 is fixedly connected with rotating shaft 2, and described position-limit mechanism 6 is fixed in frame 1; Described rotating shaft position testing agency 4 comprises at least one position sensor 4.2 and for triggering the trigger unit 4.1 of described position sensor 4.2, described position sensor 4.2 is located in frame 1, and described trigger unit 4.1 connects with rotating shaft 2 and synchronizes rotation with rotating shaft 2; Described rotating shaft power set 5 at least comprise a rocking arm, connector with a hydraulic cylinder being connected with hydraulic power source, described rocking arm one end is fixedly connected with rotating shaft 2, the other end of described rocking arm and connector one end are hinged, the described connector other end is fixedly connected with hydraulic cylinder piston rod free end, and the described hydraulic cylinder other end is hinged on base 7.
Described rotating shaft power set 5 comprise two rocking arms, two connectors and two hydraulic cylinders, and described two rocking arms, two connectors and two hydraulic cylinders divide the two ends that are located at rotating shaft 2.
Described two rocking arms and two hydraulic cylinders divide the two ends that are located at rotating shaft 2 to refer to, two rocking arms of described rotating shaft power set 5 are the first Rocker arm 5 .1 and the second Rocker arm 5 .2, described two connectors are the first connector 5.5 and the second connector 5.6, described two hydraulic cylinders are the first hydraulic cylinder 5.3 and the second hydraulic cylinder 5.4, and described base 7 comprises the first base 7.1 and the second base 7.2; Described the first Rocker arm 5 .1, the first connector 5.5, the first hydraulic cylinder 5.3 and the first base 7.1 are located at one end of rotating shaft 2, described first Rocker arm 5 .1 one end is fixedly connected with rotating shaft 2, the described first Rocker arm 5 .1 other end and first connector 5.5 one end are hinged, described first connector 5.5 other ends are fixedly connected with the first hydraulic cylinder 5.3 piston rod free ends, and described first hydraulic cylinder 5.3 other ends are hinged on the first base 7.1; Described the second Rocker arm 5 .2, the second connector 5.6, the second hydraulic cylinder 5.4 and the second base 7.2 are located at the other end of rotating shaft 2, described second Rocker arm 5 .2 one end is fixedly connected with rotating shaft 2, the described second Rocker arm 5 .2 other end and second connector 5.6 one end are hinged, described second connector 5.6 other ends are fixedly connected with the second hydraulic cylinder 5.4 piston rod free ends, and described second hydraulic cylinder 5.4 other ends are hinged on the second base 7.2.
In the present embodiment, described frame 1 comprise be located at rotating shaft 2 two ends column 1.1, connect the workbench 1.2 and the triangle sub-frame 1.3 being fixedly connected with the column 1.1 at two ends of two ends column 1.1, the column 1.1 that is positioned at homonymy is all fixedly connected with the base 7 of homonymy with triangle sub-frame 1.3.
Described rotating shaft 2 is arranged in frame 1 and refers to, on described two columns 1.1, be respectively provided with one for the mounting blocks 9 of rotating shaft 2 is installed, described two mounting blocks 9 are positioned at the homonymy of frame 1, described mounting blocks 9 is fixedly connected with column 1.1 by bolt, described mounting blocks 9 is with rotating shaft 2 for being rotationally connected, and described two mounting blocks 9 are located between the first hydraulic cylinder 5.3 and the second hydraulic cylinder 5.4.
Described rotating shaft power set 5 also comprise first throttle valve and second choke valve identical with first throttle valve model, described first throttle valve is located on the pipeline between hydraulic power source and the first hydraulic cylinder 5.3, and described the second choke valve is located on the pipeline between hydraulic power source and the second hydraulic cylinder 5.4.
Described trigger unit 4.1 comprises installing ring 4.1.1 and the bolt 4.1.2 for trigger position sensor 4.2, and described installing ring 4.1.1 Dismountable is in one end of rotating shaft 2, and described bolt 4.1.2 is arranged on installing ring 4.1.1.
Described trigger unit 4.1 is three, three installing ring 4.1.1 of three trigger units 4.1 side by side Dismountable in one end of the rotating shaft 2 of bender, corresponding three position sensors 4.2 of described three trigger units 4.1, described three position sensors 4.2 lay respectively at the installing ring 4.1.1 below of corresponding trigger unit 4.1 separately.
Described position sensor 4.2 is proximity transducer.
Described position-limit mechanism 6 comprises L shaped limited block 6.1 and spacing cylinder 6.3, described L shaped limited block 6.1 projections are provided with the sideshake 6.2 for the treatment of bending guardrail net 8 longitudinal reinforcements 8.1 for placing, described spacing cylinder 6.3 one end are fixed on L shaped limited block 6.1 projections, and described spacing cylinder 6.3 other ends are positioned at directly over sideshake 6.2.
Guardrail net 8 shown in Fig. 1 is for schematically illustrating, and the longitudinal reinforcement 8.1 of actual barrier net is generally all greater than 3, and not etc., many generally do not have tens longitudinal reinforcements 8.1 to longitudinal reinforcement 8.1 quantity.Guardrail net bender of the present invention need to be bent into triangle by guardrail net 8 tops, realizes by twice bending, and the first bending goes out leg-of-mutton two limits, bending for the second time on the long limit of bending for the first time again bending go out a limit, form a triangle.Guardrail net 8 is placed on position-limit mechanism 6 and carries out spacing, start after guardrail net bender of the present invention, the first hydraulic cylinder 5.3 piston rods and the second hydraulic cylinder 5.4 piston rods stretch out, promoting the first Rocker arm 5 .1 by the first connector 5.5 up rotates, promoting the second Rocker arm 5 .2 by the second connector 5.6 up rotates, the first Rocker arm 5 .1 and the second Rocker arm 5 .2 rotate and drive rotating shaft 2 to rotate, pressing plate 3 is fixedly connected with rotating shaft 2, rotating shaft 2 is with dynamic pressure plate 3 to rotate, pressing plate 3 carries out a bending to guardrail net 8, when detecting rotating shaft 2, rotating shaft position testing agency 4 triggers while forwarding desired location to, the control device of guardrail net bender passed to signal by position sensor 4.2, control device transmits the signal of telecommunication to the magnetic valve being connected with the first hydraulic cylinder 5.3 and the second hydraulic cylinder 5.4 pipelines, magnetic valve action, the first hydraulic cylinder 5.3 piston rods and the second hydraulic cylinder 5.4 piston rods are retracted, band dynamic pressure plate 3 rotates toward rightabout, get back to original position.Before bending, adjust for the second time guardrail net 8 positions after bending for the first time and utilize on position-limit mechanism 6 and carry out spacing, bending is for the second time the same with process and the principle of bending for the first time, just bending goes out an angle again, merges and forms a triangle with bending for the first time, no longer repeats to set forth herein.So, on guardrail net bender of the present invention, complete twice bending of guardrail net 8, make guardrail net 8 top bendings go out a triangle.If guardrail net 8 tops only need bending to go out an angle, by the installing ring 4.1.1 position in rotating shaft position testing agency 4 is set, can a bending go out the needed bending angle of guardrail net 8.
Claims (6)
1. a guardrail net bender, it is characterized in that: it comprises that base (7), frame (1), rotating shaft (2), pressing plate (3), rotating shaft position testing agency (4), rotating shaft power set (5) and at least two are for the spacing position-limit mechanism (6) for the treatment of bending guardrail net (8), described frame (1) is located on base (7), described rotating shaft (2) is arranged in frame (1), described pressing plate (3) is fixedly connected with rotating shaft (2), and described position-limit mechanism (6) is fixed in frame (1); Described rotating shaft position testing agency (4) comprises at least one position sensor (4.2) and for triggering the trigger unit (4.1) of described position sensor (4.2), it is upper that described position sensor (4.2) is located at frame (1), and described trigger unit (4.1) and rotating shaft (2) connection are also synchronizeed rotation with rotating shaft (2); Described rotating shaft power set (5) at least comprise a rocking arm, connector with a hydraulic cylinder being connected with hydraulic power source, described rocking arm one end is fixedly connected with rotating shaft (2), the other end of described rocking arm and connector one end are hinged, the described connector other end is fixedly connected with hydraulic cylinder piston rod free end, and the described hydraulic cylinder other end is hinged on base (7);
Described trigger unit (4.1) comprises installing ring (4.1.1) and the bolt (4.1.2) for trigger position sensor (4.2), described installing ring (4.1.1) Dismountable is in one end of rotating shaft (2), and described bolt (4.1.2) is arranged on installing ring (4.1.1);
Described position-limit mechanism (6) comprises L shaped limited block (6.1) and spacing cylinder (6.3), described L shaped limited block (6.1) projection is provided with the sideshake (6.2) for the treatment of bending guardrail net (8) longitudinal reinforcement (8.1) for placing, described spacing cylinder (6.3) one end is fixed on L shaped limited block (6.1) projection, and described spacing cylinder (6.3) other end is positioned at directly over sideshake (6.2).
2. guardrail net bender according to claim 1, it is characterized in that: described rotating shaft power set (5) comprise two rocking arms, two connectors and two hydraulic cylinders, described two rocking arms, two connectors and two hydraulic cylinders divide the two ends that are located at rotating shaft (2).
3. guardrail net bender according to claim 2, it is characterized in that: described two rocking arms and two hydraulic cylinders divide the two ends that are located at rotating shaft (2) to refer to, two rocking arms of described rotating shaft power set (5) are the first rocking arm (5.1) and the second rocking arm (5.2), described two connectors are the first connector (5.5) and the second connector (5.6), described two hydraulic cylinders are the first hydraulic cylinder (5.3) and the second hydraulic cylinder (5.4), and described base (7) comprises the first base (7.1) and the second base (7.2); Described the first rocking arm (5.1), the first connector (5.5), the first hydraulic cylinder (5.3) and the first base (7.1) are located at one end of rotating shaft (2), described the first rocking arm (5.1) one end is fixedly connected with rotating shaft (2), described the first rocking arm (5.1) other end and the first connector (5.5) one end are hinged, described the first connector (5.5) other end is fixedly connected with the first hydraulic cylinder (5.3) piston rod free end, and described the first hydraulic cylinder (5.3) other end is hinged on the first base (7.1); Described the second rocking arm (5.2), the second connector (5.6), the second hydraulic cylinder (5.4) and the second base (7.2) are located at the other end of rotating shaft (2), described the second rocking arm (5.2) one end is fixedly connected with rotating shaft (2), described the second rocking arm (5.2) other end and the second connector (5.6) one end are hinged, described the second connector (5.6) other end is fixedly connected with the second hydraulic cylinder (5.4) piston rod free end, and described the second hydraulic cylinder (5.4) other end is hinged on the second base (7.2).
4. guardrail net bender according to claim 3, it is characterized in that: described rotating shaft power set (5) also comprise first throttle valve and second choke valve identical with first throttle valve model, described first throttle valve is located on the pipeline between hydraulic power source and the first hydraulic cylinder (5.3), and described the second choke valve is located on the pipeline between hydraulic power source and the second hydraulic cylinder (5.4).
5. guardrail net bender according to claim 1, it is characterized in that: described trigger unit (4.1) is three, three installing rings (4.1.1) of three trigger units (4.1) side by side Dismountable in one end of the rotating shaft (2) of bender, corresponding three position sensors of described three trigger units (4.1) (4.2), described three position sensors (4.2) lay respectively at installing ring (4.1.1) below of corresponding trigger unit (4.1) separately.
6. guardrail net bender according to claim 5, is characterized in that: described position sensor (4.2) is proximity transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210155313.5A CN102672078B (en) | 2012-05-18 | 2012-05-18 | Guardrail net bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210155313.5A CN102672078B (en) | 2012-05-18 | 2012-05-18 | Guardrail net bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102672078A CN102672078A (en) | 2012-09-19 |
| CN102672078B true CN102672078B (en) | 2014-06-18 |
Family
ID=46805002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210155313.5A Expired - Fee Related CN102672078B (en) | 2012-05-18 | 2012-05-18 | Guardrail net bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102672078B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990743B (en) * | 2014-05-30 | 2016-08-31 | 冯广建 | A kind of splicing structure of reinforcing bar shaper |
| CN108160874A (en) * | 2017-12-30 | 2018-06-15 | 内蒙古上海庙矿业有限责任公司 | A kind of anchor net holds side machine and its method of work automatically |
| CN108262415A (en) * | 2017-12-30 | 2018-07-10 | 内蒙古上海庙矿业有限责任公司 | A kind of anchor net apparatus for bending |
| CN114951514A (en) * | 2021-02-24 | 2022-08-30 | 润弘精密工程事业股份有限公司 | Continuous stirrup manufacturing equipment and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2034881U (en) * | 1988-04-14 | 1989-03-29 | 邓泽深 | Folding machine for product of sheet iron |
| CN2164332Y (en) * | 1993-05-22 | 1994-05-11 | 冶金工业部北京钢铁设计研究总院 | Square and round blank feeder |
| CN2535156Y (en) * | 2002-01-25 | 2003-02-12 | 鸿利机械工业股份有限公司 | Electroplating drum folding machine |
| CN201618768U (en) * | 2010-03-03 | 2010-11-03 | 明门香港股份有限公司 | Pipe bender |
| EP2363364A1 (en) * | 2010-03-02 | 2011-09-07 | Heidelberger Druckmaschinen Aktiengesellschaft | Sheet guidance device, production system for printed products with a sheet guidance device and method for producing printed products |
| CN202527621U (en) * | 2012-05-18 | 2012-11-14 | 宁波新州焊接设备有限公司 | Guardrail net bending machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020043391A (en) * | 2000-12-04 | 2002-06-10 | 정기관 | A manufacture apparatus of barbed wire entanglement |
| US6668869B2 (en) * | 2002-03-20 | 2003-12-30 | South Fence Machinery Limited | Fence mesh forming machine, knot box and method |
-
2012
- 2012-05-18 CN CN201210155313.5A patent/CN102672078B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2034881U (en) * | 1988-04-14 | 1989-03-29 | 邓泽深 | Folding machine for product of sheet iron |
| CN2164332Y (en) * | 1993-05-22 | 1994-05-11 | 冶金工业部北京钢铁设计研究总院 | Square and round blank feeder |
| CN2535156Y (en) * | 2002-01-25 | 2003-02-12 | 鸿利机械工业股份有限公司 | Electroplating drum folding machine |
| EP2363364A1 (en) * | 2010-03-02 | 2011-09-07 | Heidelberger Druckmaschinen Aktiengesellschaft | Sheet guidance device, production system for printed products with a sheet guidance device and method for producing printed products |
| CN201618768U (en) * | 2010-03-03 | 2010-11-03 | 明门香港股份有限公司 | Pipe bender |
| CN202527621U (en) * | 2012-05-18 | 2012-11-14 | 宁波新州焊接设备有限公司 | Guardrail net bending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102672078A (en) | 2012-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102672078B (en) | Guardrail net bending machine | |
| CN204209335U (en) | Rotary support hold-down mechanism | |
| CN202527621U (en) | Guardrail net bending machine | |
| CN205253848U (en) | Copper pipe punching equipment's copper pipe clip | |
| CN209902122U (en) | A kind of building construction steel bar bending device | |
| CN201316777Y (en) | Synchronous straightening mechanism of mesh welding machine | |
| CN206009675U (en) | A kind of angle bender | |
| CN202963304U (en) | Grounding downlead bending machine | |
| CN102729282A (en) | Feeding device of pipe cutting machine | |
| CN207103489U (en) | Bend pipe school circle and alignment frock | |
| CN201714386U (en) | Driving device for gathering arm | |
| CN202097252U (en) | Pipe bender | |
| CN203991796U (en) | Bus bending device | |
| CN203449213U (en) | Pipe connector | |
| CN201671628U (en) | Roadheader boosting mechanism | |
| CN105382089A (en) | Copper pipe clamp for copper pipe punching device | |
| CN221754416U (en) | Steel pipe bending machine device | |
| CN203856206U (en) | Bolt pulling device for large steel mold | |
| CN206065071U (en) | A kind of novel hydraulic draw trolley | |
| CN205668036U (en) | Reinforcing bar Bender by roasting | |
| CN203330244U (en) | Steel tube straightening and protecting device | |
| CN210524283U (en) | Horizontal type assembling device for wind power tower | |
| CN206685401U (en) | The quick thread cutter of solar photovoltaic assembly production line | |
| CN209276118U (en) | Belt pumping unit moving device | |
| CN206912127U (en) | A kind of wire forming machine bending head rotating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20150518 |
|
| EXPY | Termination of patent right or utility model |