CN111530958A - Intelligent processing and machining all-in-one machine for steel structural section steel - Google Patents
Intelligent processing and machining all-in-one machine for steel structural section steel Download PDFInfo
- Publication number
- CN111530958A CN111530958A CN202010372777.6A CN202010372777A CN111530958A CN 111530958 A CN111530958 A CN 111530958A CN 202010372777 A CN202010372777 A CN 202010372777A CN 111530958 A CN111530958 A CN 111530958A
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- Prior art keywords
- sliding
- support
- lifting
- steel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/21—Presses specially adapted for extruding metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/10—Making tools by operations not covered by a single other subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C35/00—Removing work or waste from extruding presses; Drawing-off extruded work; Cleaning dies, ducts, containers, or mandrels
- B21C35/02—Removing or drawing-off work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides an intelligent processing and machining all-in-one machine for steel structural sections, which comprises an executing mechanism, a jacking mechanism and a stroke mechanism, wherein the executing mechanism is arranged on the jacking mechanism and is positioned right above the jacking mechanism; the invention solves the problems that the existing forming process of the C-shaped steel is finished by a forming machine with a corresponding model according to the given size of the C-shaped steel, the C-shaped steel with a plurality of models cannot be produced at one time, and the C-shaped steel is extruded and formed at one time, so that the C-shaped steel has the risk of rebounding, causes the error of dimensional precision, causes the unqualified use quality at the later stage, and cannot meet the market demand.
Description
Technical Field
The invention relates to the technical field of steel structure construction, in particular to an intelligent processing and machining integrated machine for steel structure section steel.
Background
The steel is a material with certain shape, size and performance, which is made of steel ingots, steel billets or steel materials through pressure processing; most of steel processing is pressure processing, so that the steel generates plastic deformation and is processed into a hot rolled plate;
the C-shaped steel is formed by extrusion processing of the hot rolled plate, has thin wall, light dead weight, easy bending, excellent section performance and high strength, and can save materials with the same strength compared with the traditional channel steel, so the C-shaped steel is widely used for purlines and wall beams of steel structure buildings, can be automatically combined into building components such as light-weight roof trusses, brackets and the like, and can be used for columns, beams, arms and the like in the mechanical light industry manufacturing; the existing C-shaped steel forming process is finished by a forming machine with a corresponding model according to the given size of the C-shaped steel, the C-shaped steel with multiple models cannot be produced at one time, and the C-shaped steel is formed by extrusion at one time, so that the C-shaped steel has the risk of rebounding, causes the error of dimensional precision, causes the unqualified later-period use quality, and cannot meet the market demand;
therefore, in order to improve the forming precision, adapt to the production of C-shaped steel of various models and improve the processing and forming efficiency of the C-shaped steel to meet the market demand, the invention provides the intelligent processing and processing integrated machine for steel structural section steel.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the intelligent processing and machining all-in-one machine for the steel structural section comprises an execution mechanism, a jacking mechanism and a stroke mechanism, wherein the execution mechanism is installed on the jacking mechanism and is positioned right above the jacking mechanism, the stroke mechanism is installed on the jacking mechanism and is mutually connected with the stroke mechanism in a sliding mode, and the intelligent processing and machining all-in-one machine for the steel structural section comprises:
the actuating mechanism comprises a working sliding table, a rolling frame, an extrusion roller and a pressing unit; the working sliding table is uniformly arranged on the jacking mechanism, a rolling frame is arranged on the working sliding table in a sliding fit manner, the rolling frame is mutually connected with the stroke mechanism in a sliding fit manner, the extrusion rollers are uniformly arranged on the rolling frame through bearings, and the pressing units are uniformly arranged on the outer wall of the rolling frame; the pressing unit preselects pressing and fixing, and the extrusion roller is matched with the working sliding table to complete the forming operation of the C-shaped steel.
The pressing unit comprises a fixed supporting plate, a sliding shaft rod, a pressing pulley and a positioning flitch; the fixed supporting plate is arranged on the actuating mechanism, the sliding shaft levers are symmetrically arranged on the fixed supporting plate through bolts, a material pressing pulley is arranged between the two sliding shaft levers through a bearing, and the positioning flitch is symmetrically arranged on the fixed supporting plate; the positioning and guiding are carried out through the positioning flitch, then the prepressing is carried out through the material pressing pulley, and the fine adjustment of the pressing force is carried out through the sliding shaft rod.
The jacking mechanism comprises a bottom plate bracket, a cylinder bracket, a telescopic cylinder and a lifting unit; the lifting device comprises a bottom plate support, a lifting unit, a cylinder bracket, a telescopic cylinder, a coupler, a lifting joint and a lifting unit, wherein the cylinder bracket is installed on the bottom plate support through a bolt; the telescopic cylinder pushes the lifting unit to complete a series of lifting actions.
The lifting unit comprises a sliding support, a rack shaft lever, a lifting sliding sleeve, a lifting lever and a gear shaft lever; the lifting sliding sleeve is arranged on the jacking mechanism through a bolt, a lifting rod is arranged in the lifting sliding sleeve in a sliding fit mode, the gear shaft rod is arranged on the sliding support through a bearing, and shaft heads at two ends of the gear shaft rod are respectively connected with the rack shaft rod and the lifting rod through meshing rotation; the gear shaft lever is pushed to rotate through the rack shaft lever, and then the lifting rod is driven to slide on the lifting sliding sleeve to lift.
The stroke mechanism comprises a vertical plate bracket, a synchronous belt wheel, a transmission belt, a synchronous toothed belt and a motor; the vertical plate support is arranged on the jacking mechanism, the synchronous belt wheels are symmetrically arranged on the vertical plate support through bearings, the two synchronous belt wheels are mutually connected in a rolling manner through a transmission belt arranged on an outer ring, a synchronous toothed belt is arranged on the transmission belt and fixedly connected to the executing mechanism through bolts, the motor is arranged on the vertical plate support through a motor hanging seat, and the output shaft ends of the motor are mutually connected with the synchronous belt wheels through a coupler; the synchronous belt wheel is driven to rotate by the motor in a reverse rotation or forward rotation mode, then the transmission belt is driven to move forwards or backwards by the synchronous belt wheel, and then the forming operation is carried out by the synchronous cog belt transmission actuating mechanism.
The working sliding table comprises a prismatic bracket, a forming base and a sliding rail; the prism support is uniformly arranged on the jacking mechanism and located on the top end of the prism support, and sliding rails are arranged on the outer walls of the two sides of the forming base through bolts respectively.
Preferably; the sliding support is provided with the propelling wheel, the rack shaft lever can play an auxiliary role when sliding, the rack shaft lever is supported by rolling through the propelling wheel, the friction resistance generated by the rack shaft lever and the sliding support when moving is also reduced, and the continuity of the whole lifting action process of the lifting unit is favorably improved.
Preferably; the lifting rod and the rack shaft rod are provided with rack openings, the lifting rod and the rack shaft rod are provided with the rack openings, the height distance of lifting movement is convenient to control, the lifting rod and the rack shaft rod can be clamped and fixed through the rack openings and cannot slide, the pushing force of jacking is enhanced, and the C-shaped steel which is convenient to better eject and process is finished is provided.
The invention has the beneficial effects that:
according to the invention, C-shaped steel with different models and sizes is correspondingly produced through the working sliding table, C-shaped steel with three models can be processed and formed at one time, the processing and forming efficiency of the C-shaped steel is improved, the market demand is met, and the large-batch production and processing are adapted.
Secondly, the forming and extrusion processing of the C-shaped steel is completed through the executing mechanism, the steel plate is pressed and fixed through the pressing unit and is continuously pressed and fixed along the forming path, and the straight plate state before the C-shaped steel is formed is positioned and guided through the positioning flitch, so that the position deviation of the C-shaped steel is prevented, and the unqualified product quality is prevented.
The lifting unit is used for jacking and supporting the straight plate state before C-shaped steel forming, so that production and placement of workers are facilitated, after C-shaped steel forming is completed, internal stress is generated due to bending of two side edges, the C-shaped steel is abutted against the forming base and fixedly clamped, and then the lifting unit is used for upwards supporting, so that the C-shaped steel is pushed out, and the workers can take and place conveniently.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the present invention in a primary viewing position;
FIG. 2 is a perspective view of the present invention in a rear-view position;
FIG. 3 is a side view perspective of the present invention;
FIG. 4 is a schematic half-section view of the lifting sleeve of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 1;
FIG. 7 is an enlarged view of a portion of the invention at C in FIG. 3;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, an intelligent processing all-in-one machine for steel structural section steel comprises an execution mechanism 1, a jacking mechanism 2 and a stroke mechanism 3, wherein the execution mechanism 1 is installed on the jacking mechanism 2, the execution mechanism 1 is located right above the jacking mechanism 2, the stroke mechanism 3 is installed on the jacking mechanism 2, and the execution mechanism 1 is connected with the stroke mechanism 3 through a sliding mode, wherein:
the actuating mechanism 1 comprises a work sliding table 10, a rolling frame 11, an extrusion roller 12 and a material pressing unit 13; the working sliding table 10 is uniformly installed on the jacking mechanism 2, the rolling frame 11 is arranged on the working sliding table 10 in a sliding fit manner, the rolling frame 11 is connected with the stroke mechanism 3 in a sliding fit manner, the extrusion rollers 12 are uniformly installed on the rolling frame 11 through bearings, and the pressing units 13 are uniformly installed on the outer wall of the rolling frame 11; the pressing unit 13 preselects pressing and fixing, and the extrusion roller 12 is matched with the work sliding table 10 to complete the forming operation of the C-shaped steel.
The work sliding table 10 comprises a prismatic bracket 101, a forming base 102 and a sliding rail 103; the prism support 101 is uniformly arranged on the jacking mechanism 2, the forming base 102 is arranged at the top end of the prism support 101, and sliding rails 103 are respectively arranged on the outer walls of two sides of the forming base 102 through bolts.
The pressing unit 13 comprises a fixed support plate 131, a sliding shaft 132, a pressing pulley 133 and a positioning flitch 134; the fixed support plate 131 is installed on the actuator 1, the sliding shaft rods 132 are symmetrically installed on the fixed support plate 131 through bolts, a material pressing pulley 133 is installed between the two sliding shaft rods 132 through a bearing, and the positioning attachment plates 134 are symmetrically installed on the fixed support plate 131; the positioning and guiding are performed through the positioning flitch 134, then the prepressing is performed through the material pressing pulley 133, and the fine adjustment of the pressing force is performed through the sliding shaft 132.
The jacking mechanism 2 comprises a bottom plate bracket 20, a cylinder bracket 21, a telescopic cylinder 22 and a lifting unit 23; the lifting device is characterized in that a cylinder bracket 21 is mounted on the bottom plate bracket 20 through a bolt, a telescopic cylinder 22 is arranged on the cylinder bracket 21, an output shaft of the telescopic cylinder 22 is connected with a lifting unit 23 through a coupler, the lifting unit 23 is uniformly mounted on the bottom plate bracket 20, and the lifting units 23 are connected with each other through a floating joint; the telescopic cylinder 22 pushes the lifting unit 23 to complete a series of lifting actions.
The lifting unit 23 comprises a sliding support 231, a rack shaft rod 232, a lifting sliding sleeve 233, a lifting rod 234 and a gear shaft rod 235; the sliding support 231 is mounted on the jacking mechanism 2, the sliding support 231 is provided with the propelling wheel, and the sliding support 231 is provided with the propelling wheel, so that the rack shaft rod 232 can play an auxiliary role in sliding, rolling support is performed through the propelling wheel, the friction resistance generated between the rack shaft rod 232 and the sliding support 231 in moving is also reduced, and the continuity of the whole lifting action process of the lifting unit 23 is improved; the rack shaft rod 232 is installed on the sliding support 231 in a sliding mode, the lifting sliding sleeve 233 is installed on the jacking mechanism 2 through bolts, the lifting rod 234 is arranged inside the lifting sliding sleeve 233 in a sliding fit mode, rack openings are formed in the lifting rod 234 and the rack shaft rod 232, the height distance of lifting movement can be conveniently controlled, the lifting rod 234 and the rack shaft rod 232 can be clamped and fixed through the rack openings and cannot slide, the thrust to jacking is enhanced, and C-shaped steel finished by jacking is conveniently and better jacked out; the gear shaft rod 235 is mounted on the sliding support 231 through a bearing, and shaft heads at two ends of the gear shaft rod 235 are respectively connected with the rack shaft rod 232 and the lifting rod 234 through meshing rotation; the gear shaft rod 235 is pushed to rotate by the rack shaft rod 232, and then the lifting rod 234 is driven to slide on the lifting sliding sleeve 233 for lifting.
The stroke mechanism 3 comprises a vertical plate bracket 30, a synchronous belt wheel 31, a transmission belt 32, a synchronous toothed belt 33 and a motor 34; the vertical plate support 30 is arranged on the jacking mechanism 2, the synchronous belt wheels 31 are symmetrically arranged on the vertical plate support 30 through bearings, the two synchronous belt wheels 31 are mutually connected in a rolling manner through a transmission belt 32 arranged on an outer ring, a synchronous toothed belt 33 is arranged on the transmission belt 32, the synchronous toothed belt 33 is fixedly connected on the actuating mechanism 1 through bolts, the motor 34 is arranged on the vertical plate support 30 through a motor hanging seat, and the output shaft end of the motor 34 is mutually connected with the synchronous belt wheels 31 through a coupling; the synchronous pulley 31 is driven to rotate by the motor 34 in the reverse rotation or the forward rotation, then the transmission belt 32 is driven to move forwards or backwards by the synchronous pulley 31, and the actuator 1 is driven to perform the forming operation by the synchronous cog belt 33.
In the process of C-shaped steel forming treatment:
the lifting unit 23 is used for lifting upwards, a formed steel plate is placed manually, then the straight plate state before C-shaped steel forming is positioned and guided through the positioning attachment plate 134, the synchronous belt pulley 31 is driven to rotate through the motor 34, the transmission belt 32 is driven to move through the synchronous belt pulley 31, and the execution mechanism 1 is driven to move through the synchronous toothed belt 33;
then, the extrusion roller 12 is matched with the working sliding table 10 to complete the forming operation of the C-shaped steel, and the telescopic cylinder 22 drives the lifting unit 23 to upwards support and eject the C-shaped steel;
and finally, manually taking out the molded C-shaped steel and transferring the C-shaped steel to a subsequent link for processing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a processing all-in-one is handled to steel construction section steel intelligence, includes actuating mechanism (1), climbing mechanism (2) and stroke mechanism (3), its characterized in that: actuating mechanism (1) install on climbing mechanism (2), just actuating mechanism (1) be located climbing mechanism (2) directly over, travel mechanism (3) install on climbing mechanism (2), just actuating mechanism (1) through slip mode and travel mechanism (3) interconnect, wherein:
the actuating mechanism (1) comprises a work sliding table (10), a rolling frame (11), an extrusion roller (12) and a material pressing unit (13); the working sliding table (10) is uniformly arranged on the jacking mechanism (2), the rolling frame (11) is arranged on the working sliding table (10) in a sliding fit mode, the rolling frame (11) is connected with the stroke mechanism (3) in a sliding fit mode, the extrusion rollers (12) are uniformly arranged on the rolling frame (11) through bearings, and the pressing units (13) are uniformly arranged on the outer wall of the rolling frame (11);
the pressing unit (13) comprises a fixed support plate (131), a sliding shaft rod (132), a pressing pulley (133) and a positioning flitch plate (134); the fixed support plate (131) is arranged on the actuating mechanism (1), the sliding shaft rods (132) are symmetrically arranged on the fixed support plate (131) through bolts, a material pressing pulley (133) is arranged between the two sliding shaft rods (132) through a bearing, and the positioning flitch (134) is symmetrically arranged on the fixed support plate (131).
2. The intelligent processing and machining integrated machine for steel structural sections according to claim 1, characterized in that: the jacking mechanism (2) comprises a bottom plate bracket (20), a cylinder bracket (21), a telescopic cylinder (22) and a lifting unit (23); the lifting device is characterized in that a cylinder bracket (21) is mounted on the bottom plate support (20) through a bolt, a telescopic cylinder (22) is arranged on the cylinder bracket (21), an output shaft of the telescopic cylinder (22) is connected with a lifting unit (23) through a coupler, the lifting unit (23) is uniformly mounted on the bottom plate support (20), and the lifting units (23) are connected with each other through a floating joint;
the lifting unit (23) comprises a sliding support (231), a rack shaft rod (232), a lifting sliding sleeve (233), a lifting rod (234) and a gear shaft rod (235); sliding support (231) install on climbing mechanism (2), rack shaft pole (232) install on sliding support (231) through the sliding mode, lift sliding sleeve (233) install on climbing mechanism (2) through the bolt, just the inside of lift sliding sleeve (233) is provided with lifter (234) through the sliding fit mode, gear shaft pole (235) install on sliding support (231) through the bearing, the both ends spindle nose of gear shaft pole (235) rotate respectively in rack shaft pole (232) and lifter (234) interconnect through the meshing.
3. The intelligent processing and machining integrated machine for steel structural sections according to claim 1, characterized in that: the stroke mechanism (3) comprises a vertical plate bracket (30), a synchronous belt wheel (31), a transmission belt (32), a synchronous toothed belt (33) and a motor (34); the vertical plate support (30) is arranged on the jacking mechanism (2), the synchronous belt wheels (31) are symmetrically arranged on the vertical plate support (30) through bearings, the two synchronous belt wheels (31) are connected with each other in a rolling mode through a transmission belt (32) arranged on an outer ring, a synchronous toothed belt (33) is arranged on the transmission belt (32), the synchronous toothed belt (33) is fixedly connected onto the executing mechanism (1) through bolts, the motor (34) is arranged on the vertical plate support (30) through a motor hanging seat, and the output shaft end of the motor (34) is connected with the synchronous belt wheels (31) through a coupling.
4. The intelligent processing and machining integrated machine for steel structural sections according to claim 1, characterized in that: the working sliding table (10) comprises a prismatic support (101), a forming base (102) and a sliding rail (103); prismatic support (101) even install on climbing mechanism (2), be located prismatic support (101)'s top is installed shaping base (102), shaping base (102) both sides outer wall on install slide rail (103) through the bolt respectively.
5. The intelligent processing and machining integrated machine for the steel structural section steel as claimed in claim 2, wherein: the sliding support (231) is provided with a propelling wheel.
6. The intelligent processing and machining integrated machine for the steel structural section steel as claimed in claim 2, wherein: the lifting rod (234) and the rack shaft rod (232) are both provided with rack openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010372777.6A CN111530958A (en) | 2020-05-06 | 2020-05-06 | Intelligent processing and machining all-in-one machine for steel structural section steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010372777.6A CN111530958A (en) | 2020-05-06 | 2020-05-06 | Intelligent processing and machining all-in-one machine for steel structural section steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111530958A true CN111530958A (en) | 2020-08-14 |
Family
ID=71975789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010372777.6A Withdrawn CN111530958A (en) | 2020-05-06 | 2020-05-06 | Intelligent processing and machining all-in-one machine for steel structural section steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111530958A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044973A (en) * | 2020-08-31 | 2020-12-08 | 杭州天佳建材科技有限公司 | Wood grain-imitated U-shaped aluminum square tube forming and finish machining process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US939171A (en) * | 1908-11-30 | 1909-11-02 | Hugo Sack | Method of making channel-bars with taperless flanges. |
| JPH04197527A (en) * | 1990-11-28 | 1992-07-17 | Nippon Stainless Steel Co Ltd | Roller for correcting shape of channel bar |
| DE4226402A1 (en) * | 1992-08-10 | 1994-02-17 | Althaus P Gerhard Dr Ing | Metal plate bending machine - produces thick-walled pipes by repeated passes of narrow rolling wheel over plate supported on two spaced-apart bars |
| JP2005066679A (en) * | 2003-08-27 | 2005-03-17 | Jfe Steel Kk | Method and apparatus for manufacturing welded steel tube |
| CN102601185A (en) * | 2012-02-29 | 2012-07-25 | 无锡洲翔重工科技有限公司 | Adjustable transverse cold-bending correction device for channel steel |
| CN110538910A (en) * | 2019-09-24 | 2019-12-06 | 郭建设 | workpiece surface plastic deformation rolling device and method thereof |
-
2020
- 2020-05-06 CN CN202010372777.6A patent/CN111530958A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US939171A (en) * | 1908-11-30 | 1909-11-02 | Hugo Sack | Method of making channel-bars with taperless flanges. |
| JPH04197527A (en) * | 1990-11-28 | 1992-07-17 | Nippon Stainless Steel Co Ltd | Roller for correcting shape of channel bar |
| DE4226402A1 (en) * | 1992-08-10 | 1994-02-17 | Althaus P Gerhard Dr Ing | Metal plate bending machine - produces thick-walled pipes by repeated passes of narrow rolling wheel over plate supported on two spaced-apart bars |
| JP2005066679A (en) * | 2003-08-27 | 2005-03-17 | Jfe Steel Kk | Method and apparatus for manufacturing welded steel tube |
| CN102601185A (en) * | 2012-02-29 | 2012-07-25 | 无锡洲翔重工科技有限公司 | Adjustable transverse cold-bending correction device for channel steel |
| CN110538910A (en) * | 2019-09-24 | 2019-12-06 | 郭建设 | workpiece surface plastic deformation rolling device and method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044973A (en) * | 2020-08-31 | 2020-12-08 | 杭州天佳建材科技有限公司 | Wood grain-imitated U-shaped aluminum square tube forming and finish machining process |
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Application publication date: 20200814 |
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