CN113909344A - Arc-shaped steel plate processing equipment for bridge and method thereof - Google Patents
Arc-shaped steel plate processing equipment for bridge and method thereof Download PDFInfo
- Publication number
- CN113909344A CN113909344A CN202111255609.XA CN202111255609A CN113909344A CN 113909344 A CN113909344 A CN 113909344A CN 202111255609 A CN202111255609 A CN 202111255609A CN 113909344 A CN113909344 A CN 113909344A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- arc
- baffle
- traction
- processing equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 165
- 239000010959 steel Substances 0.000 title claims abstract description 165
- 238000000034 method Methods 0.000 title claims description 15
- 238000003754 machining Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 description 11
- 238000005452 bending Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides an arc-shaped steel plate processing device for a bridge, which comprises a traction device and a guide device and is characterized in that: the guide device comprises a base, a guide groove and a baffle, two side plates are fixedly welded on the base, the baffle is arranged between the side plates, the guide groove is arranged between the baffle and the base, and the steel plate is drawn by the drawing device to form an arc-shaped steel plate. This scheme is effectual has improved the machining efficiency and the crooked machining precision of arc steel sheet, can pass through the stress point of steel sheet and baffle according to the needs of processing apart from the height of guide way, the tractive angle, or its processing radian that mutually supports realizes the steel sheet is adjusted, the fashioned efficiency of effectual steel sheet radian and precision of having realized, effectual solved because of steel sheet thickness, heavy scheduling problem can not realize crooked problem, the effectual processing production efficiency who improves steel structure bridge, the structural strength of bridge node is provided.
Description
Technical Field
The invention relates to a steel structure bridge production technology, in particular to an arc-shaped steel plate processing device and method for a bridge.
Background
A rigid frame bridge is characterized in that a main bearing structure adopts a rigid frame bridge, namely a beam and legs or a pier body form rigid connection. The main bearing structure of the rigid frame bridge is a rigid frame structure formed by fixedly connecting a beam and a pier, the beam and the pier are integrally stressed due to the fixedly connected pier beam, and the pier not only bears the vertical pressure caused by the load on the beam, but also bears the bending moment and the horizontal thrust. Under the action of vertical load, the bending moment of the beam of the rigid frame bridge is generally smaller than that of a continuous beam or a simply supported beam with the same span, and the spanning capacity of the rigid frame bridge is larger than that of a beam bridge; the pier beam is consolidated without a large support, and the structure integrity is strong and the seismic performance is good. Therefore, the prestressed concrete rigid frame bridge is the main bridge type of the large-span bridge.
Application number is 202010308470X discloses a bridge steel structure connecting piece, including placing crossbeam, a supporting beam and link, place crossbeam inner turn right from a left side and evenly be provided with the link, link inner is provided with a supporting beam. In the process of improving the structural strength of the bridge, the connection area of the nodes needs to be enlarged, so that the connection needs to be realized by adopting the arc-shaped steel plates, but the problem that the connection is urgently needed to be solved at present is that the steel plates are large in area and thick, the steel plates are difficult to form in the steel plate modeling process, and the high-precision forming cannot be realized.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide arc-shaped steel plate processing equipment and method for a bridge, which are used for improving the processing efficiency of a steel structure bridge, improving the structural strength of the bridge and facilitating high-precision arc-shaped modeling of steel plates.
The technical scheme of the invention is as follows: the utility model provides an arc steel sheet processing equipment that bridge was used, includes tractive device and guider, guider includes base, guide way and baffle, welded fastening both sides board on the base is equipped with the baffle between the curb plate, is equipped with the guide way between baffle and the base, and the steel sheet passes through the tractive of tractive device and forms the arc steel sheet.
This scheme is effectual has improved the machining efficiency of arc steel sheet, the hand labor has been reduced, the shaping precision of steel sheet radian has been improved simultaneously, it is big because of steel sheet thickness, the big problem of the bending degree of difficulty of area, the installation facility of steel structure bridge node and the structural strength of node have been improved, the bearing of steel structure bridge has been improved, stress, the ability of anti-shear, for the precision of guaranteeing the arc steel sheet, the tractive angle cooperation through baffle and tractive device is confirmed, and can set up different specification radians on the baffle, the baffle of different specification radians cooperates with the tractive angle of tractive device, thereby realize the radian processing to the arc steel sheet high accuracy.
Further, the baffle is adjustable to be installed between the both sides board for the high position of adjusting the baffle, perhaps is used for adjusting the high distance of the contact point distance guide way of baffle and steel sheet, thereby realizes the regulation to the steel sheet camber, realizes the radian molding to the steel sheet high accuracy.
Furthermore, a plurality of adjusting holes are oppositely formed in the side plates, and the baffle plate is fastened between the two side plates through bolts; the position of baffle is convenient for adjust, realizes the regulation to steel sheet shaping radian.
Furthermore, a fixing rod is welded between the two side plates, so that the structural strength of the guide device is improved, and the influence on the radian forming precision caused by deformation due to excessive stress is avoided.
Furthermore, the adjustable setting of tractive angle of tractive device is convenient for realize the fine setting to steel sheet shaping radian, and then improves the precision of steel sheet shaping radian.
Further, the width and the height of the guide groove are matched with the steel plate, so that the steel plate is prevented from displacing in the guide groove. Preferably, for the reduction to the removal of steel sheet at the guide way, can also add the stopper in the guide way, the setting can be changed to the stopper, is convenient for improve the guide way and realizes the crooked to not unidimensional steel sheet.
Furthermore, the traction device is a truss, the traction effect on the steel plate is improved, meanwhile, the strength can be guaranteed, the steel plate can be formed in one step, in the traction process through the truss, the traction angle can be adjusted by adjusting the distance between the truss and the guide device, and therefore the forming radian of the steel plate is adjusted.
Further, the traction device comprises a lifting device, a traction drive and a fixed seat, the traction drive is installed on the fixed seat, the guide wheel is arranged on the lifting device, and the traction drive pulls the steel plate through the steel wire rope.
Further, the traction drive comprises a driving motor and a rotating wheel, the rotating wheel is arranged on the mounting seat, and the steel wire rope is driven to do work on the steel plate through the driving of the driving device.
A method for processing an arc-shaped steel plate for a bridge comprises the steps of processing the steel plate by the processing equipment, placing the steel plate in a guide groove of a guide device, welding a traction buckle at the end part of the steel plate, hanging and buckling a steel wire rope on the traction buckle of the steel plate, and enabling the steel plate to pass through the guide groove to move in the direction opposite to the feeding direction through the traction of the traction device.
The invention has the following characteristics: this scheme is effectual has improved the machining efficiency and the crooked machining precision of arc steel sheet, can pass through the stress point of steel sheet and baffle according to the needs of processing apart from the height of guide way, the tractive angle, or its processing radian that mutually supports realizes the steel sheet is adjusted, the fashioned efficiency of effectual steel sheet radian and precision of having realized, effectual solved because of steel sheet thickness, heavy scheduling problem can not realize crooked problem, the effectual processing production efficiency who improves steel structure bridge, the structural strength of bridge node is provided.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic view of the structure of the guiding device of the present invention;
FIG. 2 is a schematic view of another embodiment of the guide device of the present invention;
FIG. 3 is a schematic structural view of the present invention;
1-side plate, 2-fixed rod, 3-base, 4-reinforcing rib, 5-mounting hole, 6-baffle, 7-arc surface, 8-guide groove, 9-driving motor, 10-fixed seat, 11-rotating wheel, 12-steel plate, 13-steel wire rope, 14-fixed column, 15-telescopic rod, 16-bearing, 17-guide wheel, 18-mounting seat and 19-pulling buckle.
Detailed Description
Example one
As shown in the attached drawings: the utility model provides an arc steel sheet processing equipment that bridge was used, includes tractive device and guider, and guider includes base 3, guide way 8 and baffle 6, and welded fastening both sides board 1 is equipped with baffle 6 on the base 3 between the curb plate 1, is equipped with guide way 8 between baffle 6 and the base 3, and steel sheet 12 passes through the tractive of tractive device and forms arc steel sheet 12.
This scheme is effectual has improved the machining efficiency of arc steel sheet 12, the hand labor has been reduced, the shaping precision of steel sheet 12 radian has been improved simultaneously, it is big to have overcome because of steel sheet 12 thickness, the big problem of the bending degree of difficulty of area, the installation facility of steel structure bridge node and the structural strength of node have been improved, the bearing of steel structure bridge has been improved, stress, the ability of anti-shear, for guaranteeing arc steel sheet 12's precision, it confirms with the tractive angle cooperation of tractive device through baffle 6, and can set up different specification radians on baffle 6, the baffle 6 of different specification radians cooperates with the tractive angle of tractive device, thereby the realization is to the radian processing of arc steel sheet 12 high accuracy.
In the embodiment, the baffle 6 is adjustably installed between the two side plates 1 and used for adjusting the height position of the baffle 6 or the height distance between the contact point of the baffle 6 and the steel plate 12 and the guide groove 8, so that the arc degree of the steel plate 12 is adjusted, and high-precision arc modeling of the steel plate 12 is realized. Preferably, a plurality of adjusting holes are oppositely formed in the side plates 1, and the baffle 6 is fastened between the two side plates 1 through bolts; the position of the baffle 6 is convenient to adjust, and the forming radian of the steel plate 12 is adjusted. Preferably, a fixing rod 2 is further welded between the two side plates 1, the structural strength of the guide device is improved, and the influence on the radian forming precision caused by deformation due to excessive stress is avoided. In order to improve the stress strength of the two side plates 1, reinforcing ribs 4 are arranged on the outer sides of the two side plates 1. Optimally, the width and height of the guide groove 8 are matched with those of the steel plate 12, so that the steel plate 12 is prevented from being displaced in the guide groove 8.
In the embodiment, the setting of tractive angle adjustable of tractive device is convenient for realize the fine setting to the shaping radian of steel sheet 12, and then improves the precision of the shaping radian of steel sheet 12.
In this embodiment, draw-off device is the truss, improves the tractive effect to steel sheet 12, can guarantee powerful dynamics simultaneously, can make steel sheet 12 one shot forming, adopts the truss to carry out the tractive in-process, can realize the regulation to the tractive angle through adjusting the distance between truss and the guider to the realization is adjusted the shaping radian of steel sheet 12.
In another embodiment, the pulling device comprises a lifting device, a pulling drive and a fixed seat 10, the pulling drive is mounted on the fixed seat 10, the lifting device is provided with a guide wheel 17, and the pulling drive pulls the steel plate 12 through a steel wire rope 13. Preferably, the traction drive comprises a driving motor 9 and a rotating wheel 11, the rotating wheel 11 is arranged on the mounting seat 18, and the steel wire rope 13 is driven by the driving device to apply work to the steel plate 12.
The arc-shaped steel plate processing method adopts the processing equipment to process the steel plate 12, the steel plate 12 is placed in the guide groove 8 of the guide device, the end part of the steel plate 12 is welded with the drawing buckle 19, the steel wire rope 13 is hung and buckled on the drawing buckle 19 of the steel plate 12, and the steel plate 12 passes through the guide groove 8 to move in the direction opposite to the feeding direction through the drawing of the drawing device.
Example two
The utility model provides an arc steel sheet processing equipment that bridge was used, includes tractive device and guider, and guider includes base 3, guide way 8 and baffle 6, and welded fastening both sides board 1 is equipped with baffle 6 on the base 3 between the curb plate 1, is equipped with guide way 8 between baffle 6 and the base 3, and steel sheet 12 passes through the tractive of tractive device and forms arc steel sheet 12.
This scheme is effectual has improved the machining efficiency of arc steel sheet 12, the hand labor has been reduced, the shaping precision of steel sheet 12 radian has been improved simultaneously, it is big to have overcome because of steel sheet 12 thickness, the big problem of the bending degree of difficulty of area, the installation facility of steel structure bridge node and the structural strength of node have been improved, the bearing of steel structure bridge has been improved, stress, the ability of anti-shear, for guaranteeing arc steel sheet 12's precision, it confirms with the tractive angle cooperation of tractive device through baffle 6, and can set up different specification radians on baffle 6, the baffle 6 of different specification radians cooperates with the tractive angle of tractive device, thereby the realization is to the radian processing of arc steel sheet 12 high accuracy.
In the embodiment, the baffle 6 is adjustably installed between the two side plates 1 and used for adjusting the height position of the baffle 6 or the height distance between the contact point of the baffle 6 and the steel plate 12 and the guide groove 8, so that the arc degree of the steel plate 12 is adjusted, and high-precision arc modeling of the steel plate 12 is realized. Preferably, a plurality of adjusting holes are oppositely formed in the side plates 1, and the baffle 6 is fastened between the two side plates 1 through bolts; the position of the baffle 6 is convenient to adjust, and the forming radian of the steel plate 12 is adjusted. For improving the processing effect to steel sheet 12, baffle 6 can be the durable rectangle baffle 6, or the baffle 6 that the front end was equipped with arcwall face 7, if: a cylindrical baffle 6, a rounded rectangular baffle 6, and the like; preferably, in order to improve the processing efficiency of the steel plate 12 and the selection of the arc angle, the baffle 6 is marked with relevant angle information, meanwhile, the side surface of the adjusting hole is marked with an angle processing numerical value, and the matched baffle 6 and the mounting hole 5 are directly selected in the using process; preferably, a fixing rod 2 is further welded between the two side plates 1, the structural strength of the guide device is improved, and the influence on the radian forming precision caused by deformation due to excessive stress is avoided.
Optimally, the width and height of the guide groove 8 are matched with those of the steel plate 12, so that the steel plate 12 is prevented from being displaced in the guide groove 8. Preferably, for the reduction to steel sheet 12 in the removal of guide way 8, can also add the stopper in the guide way 8, the stopper can be changed the setting, is convenient for improve guide way 8 and realizes the crooked to not unidimensional steel sheet 12.
In the embodiment, the setting of tractive angle adjustable of tractive device is convenient for realize the fine setting to the shaping radian of steel sheet 12, and then improves the precision of the shaping radian of steel sheet 12.
In the embodiment, the traction device is a truss which can move on a track of the truss, so that the traction effect on the steel plate 12 is improved, meanwhile, the strength can be ensured, the steel plate 12 can be formed at one time, and in the traction process by adopting the truss, the traction angle can be adjusted by adjusting the distance between the truss and the guide device, so that the forming radian of the steel plate 12 can be adjusted; the angle scale lines are arranged on the track where the truss moves or on the orthographic projection, so that the processing precision of the steel plate 12 arc degree is improved, one-time forming is ensured, and the complexity of processing and bending for many times is reduced.
In another embodiment, the pulling device comprises a lifting device, a pulling drive and a fixed seat 10, wherein the pulling drive is installed on the fixed seat 10, the lifting device is provided with a guide wheel 17, and the pulling drive pulls the steel plate 12 through a steel wire rope 13; preferably, the traction drive comprises a driving motor 9 and a rotating wheel 11, the rotating wheel 11 is arranged on the mounting seat 18, and the steel wire rope 13 is driven by the driving device to apply work to the steel plate 12. Preferably, elevating gear is including locating fixed column 14 and the telescopic link 15 of mount pad 18 both sides, and telescopic link 15 installs on fixed column 14, and bearing 16 is connected to the upper end of telescopic link 15, and leading wheel 17 installs on bearing 16, marks the angle scale on the telescopic link 15, is convenient for improve processing effect and the precision to steel sheet 12.
According to the arc-shaped steel plate processing method, the processing equipment is adopted to process a steel plate 12, the steel plate 12 is placed in a guide groove 8 of a guide device, a drawing buckle 19 is welded at the end part of the steel plate 12, a steel wire rope 13 is hung and buckled on the drawing buckle 19 of the steel plate 12, the steel plate 12 penetrates through the guide groove 8 to move in the opposite direction of the feeding direction through the drawing of the drawing device, in order to improve the automatic intelligent function and effect, the steel plate 12 processing equipment can be controlled through a PLC (programmable logic controller), the size of the steel plate 12 to be processed is input into the PLC, the selection of the specification of a baffle 6, the position of the baffle 6 and the drawing angle is automatically realized, and the one-step forming drawing is started after the position or the height of the baffle 6 or the drawing device is manually or intelligently adjusted; further improves the processing efficiency and the processing precision of the arc-shaped steel plate 12.
The invention effectively improves the processing efficiency and the bending processing precision of the arc-shaped steel plate 12, can realize the adjustment of the processing radian of the steel plate 12 according to the processing requirement by the height, the drawing angle or the mutual matching of the stress point of the steel plate 12 and the baffle 6 from the guide groove 8, effectively realizes the efficiency and the precision of the radian forming of the steel plate 12, effectively solves the problem that the bending cannot be realized due to the thickness, the heaviness and the like of the steel plate 12, effectively improves the processing production efficiency of a steel structure bridge, and provides the structural strength of a bridge joint.
The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solutions of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an arc steel sheet processing equipment that bridge was used, includes tractive device and guider, its characterized in that: the guide device comprises a base, a guide groove and a baffle, two side plates are fixedly welded on the base, the baffle is arranged between the side plates, the guide groove is arranged between the baffle and the base, and the steel plate is drawn by the drawing device to form an arc-shaped steel plate.
2. The arc-shaped steel plate processing equipment for the bridge according to claim 1, wherein: the baffle is adjustably arranged between the two side plates.
3. The arc-shaped steel plate processing equipment for the bridge according to claim 1, wherein: a plurality of adjusting holes are oppositely formed in the side plates, and the baffle plate is fastened between the two side plates through bolts.
4. The arc-shaped steel plate processing equipment for the bridge according to claim 1, wherein: and a fixed rod is welded between the two side plates.
5. The arc-shaped steel plate processing equipment for the bridge according to claim 1, wherein: the traction angle of the traction device can be adjusted.
6. The arc-shaped steel plate processing equipment for the bridge according to claim 1, wherein: the width and the height of the guide groove are matched with those of the steel plate.
7. The arc-shaped steel plate processing equipment for the bridge according to any one of claims 1 to 6, wherein: the traction device is a truss.
8. The arc-shaped steel plate processing equipment for the bridge according to any one of claims 1 to 6, wherein: the traction device comprises a lifting device, a traction drive and a fixed seat, the traction drive is installed on the fixed seat, the guide wheel is arranged on the lifting device, and the traction drive pulls the steel plate through a steel wire rope.
9. The arc-shaped steel plate processing equipment for the bridge according to claim 8, wherein: the traction drive comprises a drive motor and a rotating wheel, the rotating wheel is arranged on the mounting seat, and the steel wire rope is driven to do work on the steel plate through the drive of the drive device.
10. A method for processing an arc-shaped steel plate for a bridge, which is to process the steel plate by using the processing equipment as claimed in any one of claims 1 to 9, and is characterized in that: the steel plate is placed in a guide groove of the guide device, a traction buckle is welded at the end part of the steel plate, the steel wire rope is hung and buckled on the traction buckle of the steel plate, and the steel plate passes through the guide groove to move in the direction opposite to the feeding direction through the traction of the traction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255609.XA CN113909344A (en) | 2021-10-27 | 2021-10-27 | Arc-shaped steel plate processing equipment for bridge and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255609.XA CN113909344A (en) | 2021-10-27 | 2021-10-27 | Arc-shaped steel plate processing equipment for bridge and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113909344A true CN113909344A (en) | 2022-01-11 |
Family
ID=79243264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111255609.XA Pending CN113909344A (en) | 2021-10-27 | 2021-10-27 | Arc-shaped steel plate processing equipment for bridge and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113909344A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040048594A (en) * | 2002-12-04 | 2004-06-10 | 주식회사 포스코 | Apparatus for preventing the steel strip entered into shearing machine from being cambering |
| CN101537446A (en) * | 2009-04-23 | 2009-09-23 | 中国华西企业有限公司 | Process for solving top-bending of large H-shaped steel |
| JP4695229B1 (en) * | 2010-10-28 | 2011-06-08 | 義知 徳重 | Blast bar dove folding tool |
| CN202606590U (en) * | 2012-04-26 | 2012-12-19 | 天津二十冶建设有限公司 | Manhole reinforcement rib plate production mould of continuous box type steel bridge partition plate |
| US20170066037A1 (en) * | 2015-09-07 | 2017-03-09 | Hyundai Motor Company | Manufacturing method for bumper beam of vehicle |
| CN209109884U (en) * | 2018-10-31 | 2019-07-16 | 天津国旅索道设备制造有限公司 | A kind of steel plate bending equipment |
| CN110508646A (en) * | 2019-09-04 | 2019-11-29 | 陶忠梅 | A kind of mold of metal plate U-shaped part bending and forming |
-
2021
- 2021-10-27 CN CN202111255609.XA patent/CN113909344A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040048594A (en) * | 2002-12-04 | 2004-06-10 | 주식회사 포스코 | Apparatus for preventing the steel strip entered into shearing machine from being cambering |
| CN101537446A (en) * | 2009-04-23 | 2009-09-23 | 中国华西企业有限公司 | Process for solving top-bending of large H-shaped steel |
| JP4695229B1 (en) * | 2010-10-28 | 2011-06-08 | 義知 徳重 | Blast bar dove folding tool |
| CN202606590U (en) * | 2012-04-26 | 2012-12-19 | 天津二十冶建设有限公司 | Manhole reinforcement rib plate production mould of continuous box type steel bridge partition plate |
| US20170066037A1 (en) * | 2015-09-07 | 2017-03-09 | Hyundai Motor Company | Manufacturing method for bumper beam of vehicle |
| CN209109884U (en) * | 2018-10-31 | 2019-07-16 | 天津国旅索道设备制造有限公司 | A kind of steel plate bending equipment |
| CN110508646A (en) * | 2019-09-04 | 2019-11-29 | 陶忠梅 | A kind of mold of metal plate U-shaped part bending and forming |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0970764B1 (en) | Apparatus for dieless forming plate materials | |
| CN103958089B (en) | The bending holding device of plate workpiece and bending keeping method and bending forming method | |
| CN112554549B (en) | Template supporting structure of circular arc-shaped shell plate and construction method | |
| CN207325725U (en) | Steel bar truss floor support plate template numerically controlled processing equipment | |
| CN110919835A (en) | Concrete prefabricated part napping machine | |
| CN113909344A (en) | Arc-shaped steel plate processing equipment for bridge and method thereof | |
| CN205165427U (en) | Plate straightener | |
| CN110280962A (en) | A kind of net puller | |
| CN210236845U (en) | Adjustable hanger for component steel reinforcement cage | |
| CN214602716U (en) | Automatic welding system for steel templates | |
| CN214423161U (en) | Reinforcing bar net piece protective layer detects purlin car | |
| CN208534063U (en) | A kind of hanger device | |
| CN113618897A (en) | Evaporate and press air entrainment building block board to insert borer, pull out borer system | |
| CN111633806A (en) | Integral installation positioning pedestal for prefabricated T-shaped beam web steel reinforcement framework and construction method | |
| CN212372408U (en) | Automatic stretching machine for tubular pile | |
| CN216460883U (en) | Drawbench of prestressing force steel bar production usefulness | |
| CN213410102U (en) | Bending component device of plate bending machine | |
| CN213559282U (en) | Plate bending and rolling forming device | |
| CN214813866U (en) | Novel steel crossbeam processing hydraulic pressure crib crimper of letter T roof beam | |
| CN214442610U (en) | Novel reinforcing steel bar hoop bending device | |
| CN218611161U (en) | Leaning support for plate bending machine | |
| CN221109740U (en) | Prefabricated component reinforcing bar processingequipment | |
| CN109127788A (en) | A kind of novel hydraulic straightener | |
| CN214733882U (en) | Adjustable auxiliary support frame for prestressed concrete beam | |
| CN218656183U (en) | Leveling mechanism for steel plate cross shear production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |