CN114178765A - Automatic assembling machine for H-shaped steel - Google Patents
Automatic assembling machine for H-shaped steel Download PDFInfo
- Publication number
- CN114178765A CN114178765A CN202111635483.9A CN202111635483A CN114178765A CN 114178765 A CN114178765 A CN 114178765A CN 202111635483 A CN202111635483 A CN 202111635483A CN 114178765 A CN114178765 A CN 114178765A
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- chain
- flange
- shaped steel
- support tube
- assembling machine
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 238000003825 pressing Methods 0.000 claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000003466 welding Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The chain is arranged between the second flange plate and the upper end face of the hydraulic jack, when the large end of the H-shaped steel is assembled, the chain is folded upwards, the hydraulic jack moves upwards, the H-shaped steel is pressed by the aid of the dead weight of the hydraulic jack, and the purpose of pressing and holding the H-shaped steel is achieved; when the small end of the H-shaped steel is assembled, the chain is lowered, the hydraulic ram moves downwards for a certain distance, the hydraulic ram can be contacted with the upper surface of the H-shaped steel, and the purpose of pressing and holding the H-shaped steel is achieved; the pressing device with the structure can drive the welded component to run from the head to the tail without stopping in the middle, thereby saving time and labor and improving the production efficiency; even if the arrangement fails, the pressing device cannot be damaged, and the chain is a newly-added second flange plate connected with the chain, so that the pressing device can be detached at any time and cannot be influenced to be continuously used.
Description
Technical Field
The invention relates to the technical field of steel production equipment, in particular to an automatic H-shaped steel assembling machine.
Background
The production process can be divided into the production procedures of blanking cutting, assembling, correcting, shot blasting and the like according to the production process of the H-shaped steel. The H-shaped steel automatic assembling machine is indispensable equipment for the H-shaped steel in the assembling process, plays a decisive role in ensuring the technical parameters of the H-shaped steel, is convenient to weld, is modern equipment for increasing the working efficiency, and is widely applied to industries such as steel structures, bridges, buildings, engineering machinery and the like.
The working principle of the H-shaped steel automatic assembling machine is as follows: the first choice is cutting machine blanking, the steel sheet after leveling (upper wing plate, lower wing plate, web) is hung on the input roller way of the assemblage machine, the upper wing plate, lower wing plate, web are preliminarily clamped and positioned by three groups of clamping devices of the assemblage machine, the workpiece is input into the host machine by the active input roller way, the reference sizes of the upper wing plate, the lower wing plate, and the web are adjusted on the host machine, the workpiece can be accurately positioned and centered, the spot welding can be carried out, and then the pointed H-shaped steel enters the next procedure after being separated from the assemblage machine by a crane.
However, when assembling the H-beam with the large and small heads, the large head and the small head of the H-beam have different heights, so after welding a certain position, the hydraulic ram needs to be lifted, the H-beam travels a distance to press the hydraulic ram, the H-beam is welded again, the hydraulic ram is lifted again, the H-beam travels a distance again to press the hydraulic ram, and the operation is repeated until the large and small heads of the H-beam are completely welded.
The welding method needs to continuously repeat the repeated actions of lifting and pressing the hydraulic jack, so that the welding period of the H-shaped steel is longer, the welding speed is slower, time and labor are saved, and the yield of the H-shaped steel is reduced.
Therefore, aiming at the current situation, the design and production of the H-shaped steel automatic assembling machine are urgently needed to solve the problems that in the prior art, the welding period of the H-shaped steel is long, the welding speed is slow, time and labor are not wasted, and the yield of the H-shaped steel is reduced.
Disclosure of Invention
The invention aims to provide an automatic H-shaped steel assembling machine, welded components can run from the head to the tail without stopping in the middle, time and labor are saved, and the production efficiency is improved.
The purpose of the invention is realized by the following technical scheme.
An automatic H-shaped steel assembling machine comprises a workbench and a U-shaped portal frame fixed on the workbench and provided with a downward opening, wherein the workbench is perpendicular to the U-shaped portal frame, the U-shaped portal frame comprises two vertically arranged vertical beams and a cross beam fixedly connected with the upper ends of the two vertical beams, and a pressing device used for pressing a wing plate on a web plate is arranged in the center of the cross beam;
the pressing device comprises a driving device and a hydraulic jack, the hydraulic jack is positioned below the driving device, and the driving device is used for driving the hydraulic jack to move up and down;
the lower end of the driving device is provided with a connecting seat, and the lower end of the connecting seat is sequentially provided with a first flange plate, a second flange plate, a chain and the hydraulic ram; the connecting seat, the first flange plate and the second flange plate can be fastened and connected through a plurality of sets of fastening devices;
the chain is installed between the second flange plate and the upper end face of the hydraulic jack, one end of the chain is installed on the second flange plate, and the other end of the chain is installed on the upper end face of the hydraulic jack.
Preferably, a first chain fixing ring is arranged on the lower end face of the second flange, a second chain fixing ring is arranged on the upper end face of the hydraulic ram, and two ends of the chain are fixedly connected with the first chain fixing ring and the second chain fixing ring respectively.
Preferably, a support pipe is further arranged between the second flange plate and the hydraulic ram, the support pipe is located on the outer side of the chain and surrounds the chain, and the height of the support pipe is smaller than or equal to the length of the chain.
Preferably, the support tube comprises a support tube body, a support tube lower connecting surface arranged at the lower end of the support tube body and a support tube upper connecting surface arranged at the upper end of the support tube body.
Preferably, the support tube body is cylindrical in structure.
Preferably, the support tube body is formed by splicing at least two parts, and each part is encircled to form the support tube body.
Preferably, the driving device is an electro-hydraulic lifting rod.
Preferably, the connection surfaces of the connection seat, the first flange plate, the second flange plate and the support tube are respectively provided with connection holes corresponding to each other in a vertically consistent manner, the diameters of the connection holes corresponding to each other in a vertically consistent manner are equal, and the connection surfaces of the connection seat, the first flange plate, the second flange plate and the support tube sequentially penetrate through the connection holes to be fixedly connected through fastening devices.
Preferably, the connecting seat is fixedly connected with the first flange plate separately, the second flange plate is fixedly connected with the first flange plate separately, and the upper connecting surface of the supporting tube is fixedly connected with the second flange plate separately.
The invention has the beneficial effects that:
the automatic assemblage machine of H shaped steel that this scheme provided is provided with the chain in, the chain is installed between the up end of second ring flange and hydraulic ram, and the one end of chain is installed on the second ring flange, and the other end is installed on the up end of hydraulic ram. When the big end of the H-shaped steel is assembled, the chain is folded upwards, the hydraulic ram moves upwards, the H-shaped steel is pressed by the dead weight of the hydraulic ram, and the purpose of pressing and holding the H-shaped steel is achieved. When the small end of the H-shaped steel is assembled, the chain is placed downwards, the hydraulic ram moves downwards for a certain distance, the hydraulic ram can be contacted with the upper surface of the H-shaped steel, and the purpose of pressing and holding the H-shaped steel is achieved. Through the closing device of this structure, can drive and can be followed the welded component and run to the tail always, the centre does not stop, and labour saving and time saving has improved production efficiency. Even if the arrangement fails, the pressing device cannot be damaged, and the chain is a newly-added second flange plate connected with the chain, so that the pressing device can be detached at any time and cannot be influenced to be continuously used.
Drawings
FIG. 1 is a perspective view of an automatic H-beam assembling machine according to the present embodiment;
FIG. 2 is a front view of the automatic H-beam assembling machine according to the present embodiment;
FIG. 3 is a schematic structural diagram of a pressing device provided with a support tube according to the present embodiment;
FIG. 4 is a schematic structural diagram of a pressing device provided in this embodiment without a support tube;
fig. 5 is a schematic structural diagram of the support tube provided in this embodiment.
In the figure:
1. a work table; 2. a U-shaped portal frame; 3. a section steel conveying device; 4. a centering device; 5. a feeding device; 6. a pressing device;
31. a rectangular bracket; 32. a carrier roller;
61. a drive device; 62. a hydraulic jack; 63. a connecting seat; 64. a first flange plate; 65. a second flange plate; 66. supporting a tube; 67. a chain;
661. a support tube body; 662. a lower connecting surface of the supporting tube; 663. the upper surface of the supporting tube is connected with the surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 5, the automatic H-shaped steel assembling machine provided by the scheme comprises a workbench 1 and a U-shaped portal frame 2 fixed on the workbench 1 and having a downward opening, wherein the workbench 1 is perpendicular to the U-shaped portal frame 2. The section steel conveying device 3 parallel to the workbench 1 is arranged on the workbench 1, the section steel conveying device 3 comprises a rectangular support 31 and a plurality of carrier roller shafts 32 parallel to each other, two ends of each carrier roller shaft 32 are respectively installed on the left side wall and the right side wall of the rectangular support 31, and H-shaped steel can be conveniently moved while being supported.
A centering device 4 for calibrating the positions of the web plate and the wing plate is arranged on the workbench 1, and the centering device 4 is positioned above the section steel conveying device 3. And a feeding device 5 is arranged at the front end of the centering device 4 on the workbench 1, and the feeding device 5 is used for placing the web plates and the wing plates on the section steel conveying device 3. And a drilling device is further arranged on the workbench 1 and is used for drilling positioning holes on the upper end surface and the lower end surface of the web plate.
The U-shaped portal frame 2 comprises two vertically arranged vertical beams 21 and a cross beam 22 fixedly connected with the upper ends of the two vertical beams, a pressing device 6 used for pressing a wing plate on a web is arranged at the central position of the cross beam 22, and the pressing device 6 is positioned above the centering device 4. The pressing device 6 comprises a driving device 61 and a hydraulic ram 62, the hydraulic ram 62 is located below the driving device 61, and the driving device 61 is used for driving the hydraulic ram 62 to move up and down. The drive means 61 is preferably an electro-hydraulic lifting bar. The lower end of the driving device 61 is provided with a connecting seat 63, and the lower end of the connecting seat 63 is sequentially provided with a first flange 64, a second flange 65, a chain 67 and the hydraulic ram 62. The connecting seat 63, the first flange 64 and the second flange 65 can be fastened and connected through several sets of fastening devices. The chain 67 is mounted between the second flange 65 and the upper end face of the hydraulic ram 62. Specifically, one end of the chain 67 is mounted on the second flange 65, and the other end is mounted on the upper end surface of the hydraulic ram 62. Both ends of the chain 67 are preferably detachably mounted.
In this embodiment, as a preferred scheme, a first chain fixing ring is arranged on the lower end face of the second flange 65, a second chain fixing ring is arranged on the upper end face of the hydraulic ram 62, and two ends of the chain 67 are respectively fixedly connected with the first chain fixing ring and the second chain fixing ring. The both ends of chain 67 are provided with the pothook respectively, and the one end accessible pothook card of chain 67 is on first chain fixed ring, and the other end passes through the pothook card on second chain fixed ring.
In this embodiment, when the large end of the H-shaped steel is erected, the chain 67 is folded upwards, the hydraulic ram 62 moves upwards, and the H-shaped steel is pressed by the self-weight of the hydraulic ram 62, so as to press and hold the H-shaped steel. When the small end of the H-shaped steel is assembled, the chain 67 is placed downwards, the hydraulic ram 62 moves downwards for a certain distance, the hydraulic ram 62 can be in contact with the upper surface of the H-shaped steel, and the purpose of pressing and holding the H-shaped steel is achieved. Through the closing device 6 of this structure, can drive and be run to the tail always from the beginning by the welding member, the centre does not stop, and labour saving and time saving has improved production efficiency. A second flange 65 is added specifically to connect the upper end of the chain 67 to the second flange 65. Even if the arrangement fails, the pressing device 6 cannot be damaged, because the chain 67 is connected with the newly added second flange 65, the chain can be detached at any time, and the continuous use of the pressing device 6 cannot be influenced.
In this embodiment, as a preferable scheme, a support pipe 66 is further disposed between the second flange 65 and the hydraulic ram 62, the support pipe 66 is located outside the chain 67 and surrounds the chain 67, and the height of the support pipe 66 is less than or equal to the length of the chain 67. In the present embodiment, the support tube 66 preferably includes a support tube body 661, a support tube lower connection surface 662 mounted at a lower end of the support tube body 661, and a support tube upper connection surface 663 mounted at an upper end of the support tube body 661. This scheme facilitates the connection of the support tube 66 with other components for the installation process is simple and easy to implement. The connecting seat 63, the first flange 64, the second flange 65 and the upper connecting surface of the support tube 66 can be fastened and connected through a plurality of sets of fastening devices. The lower connecting surface of the supporting tube 66 is provided with a through hole, the hydraulic ram 62 is provided with a screw hole corresponding to the through hole, and the lower connecting surface of the supporting tube 66 can be fixedly connected with the hydraulic ram 62 through a fastening screw.
Specifically, as one of the preferred schemes, the connection surfaces of the connection seat 63, the first flange 64, the second flange 65, and the support tube 66 are respectively provided with connection holes corresponding to each other in a vertically consistent manner, that is, the center lines of one set of connection holes on the connection surfaces of the connection seat 63, the first flange 64, the second flange 65, and the support tube 66 are located on the same plumb line, and the diameters of the connection holes corresponding to each other in a vertically consistent manner are equal, so that the connection surfaces of the connection seat 63, the first flange 64, the second flange 65, and the support tube 66 can be fixedly connected by passing through the connection holes on the connection surfaces of the connection seat 63, the first flange 64, the second flange 65, and the support tube 66 in sequence through fastening devices.
Of course, the present invention is not limited to the above embodiments, and the connection base 63 and the first flange 64 may be separately and fixedly connected, the second flange 65 and the first flange 64 may be separately and fixedly connected, and the upper connection surface of the support pipe 66 and the second flange 65 may be separately and fixedly connected.
When assembling the H-beam with the large and small heads, the support tube 66 is disassembled, and the structure of the pressing device 6 is as follows: the lower end of the driving device 61 is provided with a connecting seat 63, the lower end of the connecting seat 63 is sequentially provided with a first flange 64 and a second flange 65, and the connecting seat 63, the first flange 64 and the second flange 65 are fastened and connected through a plurality of sets of fastening devices. A chain 67 is arranged between the second flange 65 and the upper end surface of the hydraulic ram 62, i.e. the hydraulic ram 62 is suspended at the lower end of the second flange 65 by the chain 67. When the big end of the H-shaped steel is assembled, the chain 67 can be freely folded upwards, so that the chain 67 is folded upwards, the hydraulic ram 62 moves upwards for a certain distance, the hydraulic ram 62 can be contacted with the upper surface of the H-shaped steel, the H-shaped steel is pressed by the self weight of the hydraulic ram 62, and the purpose of pressing and holding the H-shaped steel is achieved. When the small end of the H-shaped steel is assembled, the chain 67 is downward moved, the hydraulic ram 62 moves downward for a certain distance, the hydraulic ram 62 can be in contact with the upper surface of the H-shaped steel, and the purpose of pressing and holding the H-shaped steel is achieved. Through the closing device 6 of this structure, can drive and be run to the tail always from the beginning by the welding member, the centre does not stop, and labour saving and time saving has improved production efficiency.
When assembling the H-beam without the large head and the small head, that is, assembling the H-beam with the same height, the supporting tube 66 is installed, and the structure of the pressing device 6 is as follows: the lower end of the driving device 61 is provided with a connecting seat 63, the lower end of the connecting seat 63 is sequentially provided with a first flange 64, a second flange 65, a supporting pipe 66 and the hydraulic ram 62, and the upper connecting surfaces of the connecting seat 63, the first flange 64, the second flange 65 and the supporting pipe 66 are connected through a plurality of sets of fastening devices in a fastening manner. The lower connecting surface of the supporting tube 66 is fixedly connected with the hydraulic jack 62 through a fastening screw. The chain 67 is now located between the second flange 65 and the upper end face of the hydraulic ram 62, but this process is not effective. The driving device 61 drives the hydraulic jack 62 to lift, when the hydraulic jack 62 moves downwards to be in contact with the upper surface of the H-shaped steel, the position of the hydraulic jack 62 is not changed, the purpose of pressing and holding the H-shaped steel is achieved, and a welded component can run from the head to the tail without interruption.
In the present embodiment, the support tube body 661 is preferably cylindrical, but is not limited to cylindrical, and may be a square or polygon.
As a further preferable mode, the support tube body 661 is formed by splicing at least two parts, and each part encloses the support tube body 661. The structure is convenient for installing or disassembling the supporting tube. Because if the support tube is of an integral structure, it is necessary to remove at least one end of the chain 67 to remove the support tube 66 when mounting or dismounting the support tube 66. If the support tube body 661 is formed by splicing at least two parts, the support tube 66 can be assembled by directly removing the fastener for fixing the support tube upper end face 663 and the fastener for fixing the support tube lower end face 662 without removing the chain 67 when the support tube 66 is assembled or disassembled.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.
Claims (9)
1. An automatic H-shaped steel assembling machine comprises a workbench and a U-shaped portal frame fixed on the workbench and provided with a downward opening, wherein the workbench is perpendicular to the U-shaped portal frame, the U-shaped portal frame comprises two vertically arranged vertical beams and a cross beam fixedly connected with the upper ends of the two vertical beams, and a pressing device used for pressing a wing plate on a web plate is arranged in the center of the cross beam;
the pressing device is characterized by comprising a driving device and a hydraulic jack, wherein the hydraulic jack is positioned below the driving device, and the driving device is used for driving the hydraulic jack to move up and down;
the lower end of the driving device is provided with a connecting seat, and the lower end of the connecting seat is sequentially provided with a first flange plate, a second flange plate, a chain and the hydraulic ram; the connecting seat, the first flange plate and the second flange plate can be fastened and connected through a plurality of sets of fastening devices;
the chain is installed between the second flange plate and the upper end face of the hydraulic jack, one end of the chain is installed on the second flange plate, and the other end of the chain is installed on the upper end face of the hydraulic jack.
2. The automatic H-shaped steel assembling machine according to claim 1, wherein a first chain fixing ring is arranged on the lower end face of the second flange plate, a second chain fixing ring is arranged on the upper end face of the hydraulic ram, and two ends of the chain are fixedly connected with the first chain fixing ring and the second chain fixing ring respectively.
3. The automatic H-shaped steel assembling machine according to claim 1 or 2, characterized in that a support pipe is further arranged between the second flange plate and the hydraulic ram, the support pipe is positioned on the outer side of the chain and surrounds the chain, and the height of the support pipe is less than or equal to the length of the chain.
4. The automatic assembling machine for H-beam according to claim 3, wherein the support tube includes a support tube body, a support tube lower connecting surface installed at a lower end of the support tube body, and a support tube upper connecting surface installed at an upper end of the support tube body.
5. The automatic H-beam assembling machine according to claim 4, wherein the support tube body is cylindrical in structure.
6. The automatic H-beam assembling machine according to claim 4, wherein the support tube body is formed by splicing at least two parts, each part enclosing the support tube body.
7. The automatic H-beam assembling machine according to claim 1, wherein said driving means is an electro-hydraulic lifter.
8. The automatic H-shaped steel assembling machine according to claim 4, wherein the connecting holes are correspondingly formed in the connecting seat, the first flange, the second flange and the connecting surface of the supporting tube, the diameters of the connecting holes are equal, and the connecting holes are fixedly connected with the connecting seat, the first flange, the second flange and the connecting surface of the supporting tube sequentially through the connecting holes through fastening devices.
9. The automatic H-shaped steel assembling machine according to claim 4, wherein the connecting seat is fixedly connected with the first flange separately, the second flange is fixedly connected with the first flange separately, and the upper connecting surface of the supporting tube is fixedly connected with the second flange separately.
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| CN202111635483.9A CN114178765B (en) | 2021-12-29 | 2021-12-29 | Automatic H-shaped steel assembling machine |
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|---|---|---|---|
| CN202111635483.9A CN114178765B (en) | 2021-12-29 | 2021-12-29 | Automatic H-shaped steel assembling machine |
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| CN114178765B CN114178765B (en) | 2024-02-06 |
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