CN214348839U - 300 tH-shaped steel wing plate hydraulic press bending device - Google Patents
300 tH-shaped steel wing plate hydraulic press bending device Download PDFInfo
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- CN214348839U CN214348839U CN202023064852.7U CN202023064852U CN214348839U CN 214348839 U CN214348839 U CN 214348839U CN 202023064852 U CN202023064852 U CN 202023064852U CN 214348839 U CN214348839 U CN 214348839U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 238000005452 bending Methods 0.000 title claims abstract description 78
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a 300 tH-shaped steel wing plate hydraulic press bending device, which relates to a large-scale steel structure H-shaped steel wing plate bending device, and comprises an equipment bearing frame component, wherein two identical flank protective baffles are symmetrically welded and fixed on the top end surface of the equipment bearing frame component, a hydraulic oil cylinder is fixedly installed on the top end surface of the equipment bearing frame component in a penetrating manner at a position between the two flank protective baffles, the telescopic end of the hydraulic oil cylinder extends into the equipment bearing frame component and is fixedly provided with a mould mounting base plate, the bottom end surface of the mould mounting base plate is fixedly connected with a bending mould, the effective working stroke of a 300t oil press can reach 1000mm at most, the bending and enterprise equipment maintenance requirements of the welded H-shaped steel bent wing plate needing to be bent can be met, the labor workload of workers is reduced, the resource consumption is reduced, and the engineering manufacturing quality is ensured, the mould used in the working process of the self-made 300t oil press is self-made according to the processing requirements of components.
Description
Technical Field
The invention relates to a large-scale steel structure H-shaped steel wing plate bending device, in particular to a movable wing plate bending hydraulic press device in the manufacturing process of large-scale steel structure H-shaped steel.
Background
The H-shaped steel is an economic section efficient section with more optimized section area distribution and more reasonable strength-to-weight ratio, and is named because the section is the same as the English letter H. Because all parts of the H-shaped steel are arranged at right angles, the H-shaped steel has the advantages of strong bending resistance, simple construction, cost saving, light structure weight and the like in all directions and is widely applied.
The following problems exist in the large-scale H-shaped steel manufacturing and production equipment maintenance in the steel structure manufacturing industry at present:
1. part of large welding H-shaped steel broken line type lower wing plates (such as large-span H-shaped fish web bridge lower wing plates and large-span special-shaped web H-shaped crane beam lower wing plates) needing to be bent cannot meet the requirement of wing plate bending (stroke 400-1000 mm) under the condition of the working stroke (such as 200t of the effective stroke 180mm of an oil press), only flame baking can be adopted, the working labor intensity of workers is high, the resource consumption is high, and the bending size and the quality cannot be guaranteed;
2. the conventional oil press equipment generally needs to be provided with a fixed foundation, cannot move after being installed and cannot meet the requirements of on-site manufacture;
3. in the maintenance process of production equipment in the steel structure manufacturing industry, a large number of equipment gears and steel shafts (such as flat cars and travelling wheel shafts) need to be jacked, disassembled and assembled, and the working stroke of the conventional oil press equipment cannot meet the equipment maintenance requirement;
4. the steel structure manufacturing industry is limited by equipment conditions, and bending work of steel plates with the thickness of 40-80 mm is required to be carried out on all outsourcing professional manufacturing companies, so that precious mobile capital of enterprises flows out, and the requirement of a construction period cannot be guaranteed frequently.
In conclusion, the person skilled in the art proposes a top bending device of a 300 tH-shaped steel wing plate hydraulic press.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the background technology and provide a 300-ton hydraulic press device which has simple and reasonable structural stress, high structural safety, wide practical application range, small steel consumption, and convenient H-shaped steel manufacturing and can move.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a 300tH shaped steel pterygoid lamina hydraulic press device that bends, is including placing the equipment bearing frame subassembly in the above ground, the platform is placed to the fixed work piece that is provided with in inside bottom that the equipment bears the frame subassembly through the welding mode, the top end face symmetry formula welded fastening that the equipment bore the frame subassembly has two identical flank protective barriers, the top end face that the equipment bore the frame subassembly and be located two position run-through fixed mounting between the flank protective barrier have hydraulic cylinder, hydraulic cylinder's flexible end extends to the inside that the equipment bore the frame subassembly to fixed mounting has the mould mounting substrate, the bottom terminal surface fixedly connected with bending mould of mould mounting substrate.
The equipment bearing frame assembly comprises a bearing base, wherein the bottom end face of the bearing base is in contact with the ground, the top end face of the bearing base is provided with two first channel steel supporting columns and two second channel steel supporting columns in a corresponding welding mode respectively, and the top end faces of the two first channel steel supporting columns and the two second channel steel supporting columns are welded and fixed with a bearing cross beam jointly.
Preferably, the two first channel steel support columns and the two second channel steel support columns are respectively welded and fixed at four corner positions of the top end face of the bearing base correspondingly, and the two first channel steel support columns and the two second channel steel support columns jointly form a gantry bearing frame structure of the whole top bending device.
Preferably, the inside welding that equipment bore frame subassembly is provided with a plurality of, the both ends of a plurality of correspond respectively with first channel-section steel support column and bearing beam, first channel-section steel support column and bear the base, second channel-section steel support column and bearing beam and second channel-section steel support column and bear for welded fastening between the adjacent terminal surface of base, form isosceles triangle's strengthening stable structure jointly.
Preferably, the bearing beam is internally provided with a position expanding through hole matched with the hydraulic oil cylinder for use, and a detachable fixed mounting structure is formed between the bearing beam and the hydraulic oil cylinder through an oil cylinder mounting base plate.
Preferably, the top bending mould comprises a basic support plate which is fixed by fastening bolts and connected with a mould mounting base plate, a top bending reinforcing plate is fixedly welded in the middle of the end face of the bottom of the basic support plate, and the basic support plate and the top bending reinforcing plate jointly form a top bending frame of a T-shaped structure.
Preferably, the two sides of the top bending frame are fixedly connected with top bending press blocks in a welding mode, the bottom end faces of the two top bending press blocks are set to be top bending contact faces, and the lowest point of the top bending contact faces is flush with the bottom end faces of the top bending reinforcing plates.
Preferably, the geometric centers of the cylinder mounting base plate, the clamping fixture mounting base plate, the top bending clamping fixture and the workpiece placing table are all located on a vertical line, and when the device is installed, the device is located in the middle of the equipment bearing rack assembly.
Preferably, the maximum pressure exerted on the workpiece by the hydraulic oil cylinder is 300t, and the maximum working stroke of the hydraulic oil cylinder is 1000 mm.
Advantageous effects
The invention provides a top bending device of a 300 tH-shaped steel wing plate hydraulic press. Compared with the prior art, the method has the following beneficial effects:
through fixed being provided with through the welded mode in the inside bottom that equipment bore frame subassembly, the up end symmetrical formula welded fastening that equipment bore frame subassembly has two identical flank protective baffle, the up end of equipment bore frame subassembly and be located two position run-through fixed mounting between the flank protective baffle have hydraulic cylinder, hydraulic cylinder's flexible end extends to the inside that equipment bore frame subassembly, and fixed mounting has the mould mounting substrate, the curved mould in bottom terminal surface fixedly connected with top of mould mounting substrate, compared with the prior art, the advantage lies in:
1. the maximum effective working stroke of the homemade 300t oil press can reach 1000mm, the requirements of bending and enterprise equipment maintenance for manufacturing welded H-shaped steel broken line type wing plates needing to be bent can be met, the labor workload of workers is reduced, the resource consumption is reduced, and the engineering manufacturing quality is ensured;
2. a mould used in the working process of the self-made 300t oil press is self-made according to the processing requirement of a component;
3. the device can move according to the requirements of manufacturing projects, and meets the requirements of different manufacturing sites;
4. the bending processing requirement of the Q345 steel plate with the section of 80 x 1000 can be met by a self-made 300t oil press according to the distance between the stress point and the bending position of 100mm and the yield strength (355N/mm 2) of the Q345 steel plate.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic front view of the carrier rack assembly of the present invention;
FIG. 5 is a schematic structural view of the top bending mold of the present invention;
FIG. 6 is a schematic side view of the clinch mold of the present invention;
FIG. 7 is a schematic bottom view of the press mold according to the present invention;
FIG. 8 is a schematic front view of the present invention in use;
fig. 9 is a schematic side view of the present invention in use.
In the figure: 1. an equipment carrying rack assembly; 11. a load-bearing base; 12. a first channel steel support column; 13. a second channel steel support column; 14. a load-bearing beam; 2. a workpiece placing table; 3. a side wing protective baffle; 4. a hydraulic cylinder; 5. a cylinder mounting base plate; 6. a mold mounting substrate; 7. a top bending mould; 71. a base carrier plate; 72. bending and pressing the block; 73. a top-bent reinforcing plate; 74. bending the contact surface; 8. h-shaped steel wing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a300 tH-shaped steel wing plate hydraulic press bending device comprises an equipment bearing rack assembly 1 placed above the ground, a workpiece placing table 2 is fixedly arranged at the bottom end inside the equipment bearing rack assembly 1 in a welding mode, two identical flank protective baffles 3 are symmetrically welded and fixed on the top end face of the equipment bearing rack assembly 1, a hydraulic oil cylinder 4 is fixedly installed on the top end face of the equipment bearing rack assembly 1 and positioned between the two flank protective baffles 3 in a penetrating mode, the telescopic end of the hydraulic oil cylinder 4 extends into the equipment bearing rack assembly 1 and is fixedly provided with a mould installing base plate 6, a bending mould 7 is fixedly connected on the bottom end face of the mould installing base plate 6, geometric centers of the oil cylinder installing base plate 5, the mould installing base plate 6, the bending mould 7 and the workpiece placing table 2 are all positioned on a vertical line and are installed, are all positioned in the middle of the equipment bearing frame assembly 1, the maximum pressure exerted by the hydraulic oil cylinder 4 on the workpiece is 300t, and the maximum working stroke of the hydraulic oil cylinder 4 is 1000 mm.
Referring to fig. 4, the equipment carrier assembly 1 includes a carrier base 11 whose bottom end surface contacts with the ground, two first channel steel support columns 12 and two second channel steel support columns 13 are welded to the top end surface of the carrier base 11, two bearing beams 14 are welded to the top end surfaces of the two first channel steel support columns 12 and the two second channel steel support columns 13, the two first channel steel support columns 12 and the two second channel steel support columns 13 are welded to four corners of the top end surface of the carrier base 11, the two first channel steel support columns 12 and the two second channel steel support columns 13 form a gantry carrier frame structure of the whole bending device, a plurality of support columns 15 are welded to the inside of the equipment carrier assembly 1, two ends of the plurality of support columns 15 respectively correspond to the first channel steel support columns 12 and the bearing beams 14, the first channel steel support columns 12 and the carrier base 11, and a connecting portion between the support columns 12 and the carrier base 11, The second channel steel support column 13 and the bearing beam 14, the second channel steel support column 13 and the bearing base 11 are welded and fixed between adjacent end faces, an isosceles triangle reinforcing stable structure is formed jointly, a position extending through hole matched with the hydraulic oil cylinder 4 in use is formed in the bearing beam 14, and a detachable fixed mounting structure is formed between the bearing beam 14 and the hydraulic oil cylinder 4 through the oil cylinder mounting base plate 5.
Referring to fig. 5-7, the bending mold 7 includes a base carrier 71 fixed to the mold mounting substrate 6 by fastening bolts, a bending reinforcing plate 73 is fixedly welded to a middle position of a bottom end surface of the base carrier 71, the base carrier 71 and the bending reinforcing plate 73 together form a bending frame in a "T" shape, bending press blocks 72 are fixedly connected to two sides of the bending frame by welding, bottom end surfaces of the two bending press blocks 72 are set as bending contact surfaces 74, and a lowest point of the bending contact surface 74 is flush with a bottom end surface of the bending reinforcing plate 73.
When in use, please refer to fig. 8 and 9, the H-shaped steel wing plate 8 to be bent is placed above the workpiece placing table 2, when in placement, the H-shaped steel wing plate 8 is required to be ensured to be in an I-shaped shape, after the placement is completed, the whole bending clamping fixture 7 is installed on the telescopic end of the hydraulic oil cylinder 4 by means of the clamping fixture installing base plate 6, after the installation is completed, the hydraulic oil is generated by the externally arranged hydraulic supply device, the hydraulic oil pipe is used for supplying the hydraulic oil generated by the hydraulic supply device to the hydraulic oil cylinder 4, the hydraulic oil cylinder 4 is extended, further the hydraulic oil cylinder 4 can drive the bending clamping fixture 7 to move downwards integrally until the bending reinforcing plate 73 and the bending contact surface 74 in the bending clamping fixture 7 are contacted with the flange plate surface of the H-shaped steel wing plate 8, then, pressure can be applied to the H-shaped steel wing plate 8 until the bending degree of the flange plate of the H-shaped steel wing plate 8 meets the design requirements, alright stop exerting pressure, let hydraulic cylinder 4 shorten, it can to drive whole kicking mould 7 resume initial position, in above-mentioned in-process, the hydraulic cylinder 4 that adopts can produce 300 t's pressure the most, and the biggest stroke can reach 1000mm, consequently can satisfy the welding H shaped steel broken line type pterygoid lamina preparation that needs buckle and enterprise's equipment maintenance requirement, alleviate workman work load, reduce the resource consumption, guarantee engineering preparation quality, and can be according to the processing demand of H shaped steel pterygoid lamina 8, change whole kicking mould 7, it is nimble various, structure scientific and reasonable, convenience safe in utilization.
In the present embodiment, the hydraulic cylinder 4 is connected in series with an external hydraulic supply device (the part is not shown in the figure) when in use, and the structural features and the working principle of the hydraulic cylinder 4 and the connection mode with the external hydraulic supply device adopt the prior art, and the details are not described herein.
In conclusion, when the 300 tH-shaped steel wing plate hydraulic press bending device is actually used, the workpiece placing table 2 is fixedly arranged at the bottom end inside the equipment bearing frame assembly 1 in a welding mode, the two identical side wing protective baffles 3 are symmetrically welded and fixed on the top end surface of the equipment bearing frame assembly 1, the hydraulic oil cylinder 4 is fixedly arranged on the top end surface of the equipment bearing frame assembly 1 and positioned between the two side wing protective baffles 3 in a penetrating mode, the telescopic end of the hydraulic oil cylinder 4 extends into the equipment bearing frame assembly 1 and is fixedly provided with the clamping fixture mounting base plate 6, the bending clamping fixture 7 is fixedly connected on the bottom end surface of the clamping fixture mounting base plate 6, the device can move according to the manufacturing engineering requirements, the requirements of different manufacturing sites are met, the yield strength (355N/mm 2) of Q345 steel plates at the distance of 100mm from the stress point to the bending position is checked, the self-made 300t oil press can meet the bending processing requirement of the Q345 steel plate with the section of 80 x 1000.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a 300tH shaped steel pterygoid lamina hydraulic press device that bends on top, carries frame assembly (1) including placing the equipment above ground, its characterized in that: the inner bottom end of the equipment bearing rack assembly (1) is fixedly provided with a workpiece placing table (2) in a welding mode, two identical flank protective baffles (3) are symmetrically welded and fixed on the top end face of the equipment bearing rack assembly (1), a hydraulic oil cylinder (4) is fixedly installed on the top end face of the equipment bearing rack assembly (1) in a penetrating mode and is located between the two flank protective baffles (3), the telescopic end of the hydraulic oil cylinder (4) extends into the equipment bearing rack assembly (1) and is fixedly provided with a clamping fixture installing base plate (6), and the bottom end face of the clamping fixture installing base plate (6) is fixedly connected with a top bending clamping fixture (7);
the equipment bearing frame assembly (1) comprises a bearing base (11) with a bottom end face contacting with the ground, the top end face of the bearing base (11) is provided with two first channel steel supporting columns (12) and two second channel steel supporting columns (13) in a corresponding welding mode respectively, and the top end faces of the two first channel steel supporting columns (12) and the two second channel steel supporting columns (13) are welded and fixed with a bearing cross beam (14) jointly.
2. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 1, characterized in that: the two first channel steel support columns (12) and the two second channel steel support columns (13) are respectively and correspondingly welded and fixed at four corner positions of the top end face of the bearing base (11), and the two first channel steel support columns (12) and the two second channel steel support columns (13) jointly form a gantry bearing frame structure of the whole top bending device.
3. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 1, characterized in that: the inside welding that equipment bore frame subassembly (1) is provided with a plurality of (15), the both ends of a plurality of (15) correspond respectively with first channel-section steel support column (12) and bearing beam (14), first channel-section steel support column (12) and bear base (11), second channel-section steel support column (13) and bearing beam (14) and second channel-section steel support column (13) and bear for welded fastening between the terminal surface that base (11) are adjacent, form isosceles triangle's strengthening stable structure jointly.
4. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 3, characterized in that: the bearing beam (14) is internally provided with a position-expanding through hole matched with the hydraulic oil cylinder (4) for use, and a detachable fixed mounting structure is formed between the bearing beam (14) and the hydraulic oil cylinder (4) through an oil cylinder mounting base plate (5).
5. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 1, characterized in that: the top bending mould (7) comprises a basic carrier plate (71) which is fixed by fastening bolts and connected with a mould mounting base plate (6), a top bending reinforcing plate (73) is fixedly welded at the middle position of the bottom end face of the basic carrier plate (71), and the basic carrier plate (71) and the top bending reinforcing plate (73) jointly form a top bending frame of a T-shaped structure.
6. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 5, wherein: the two sides of the top-bending frame are fixedly connected with top-bending press blocks (72) in a welding mode, the bottom end faces of the top-bending press blocks (72) are set to be top-bending contact faces (74), and the lowest point of each top-bending contact face (74) is flush with the bottom end face of the top-bending reinforcing plate (73).
7. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 4, wherein: the geometric centers of the oil cylinder mounting base plate (5), the clamping fixture mounting base plate (6), the top bending clamping fixture (7) and the workpiece placing table (2) are all located on one vertical line and are all located in the middle of the equipment bearing rack assembly (1) when being installed.
8. The top bending device of a 300 tH-shaped steel wing plate hydraulic press as claimed in claim 1, characterized in that: the maximum pressure exerted by the hydraulic oil cylinder (4) on the workpiece is 300t, and the maximum working stroke of the hydraulic oil cylinder (4) is 1000 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023064852.7U CN214348839U (en) | 2020-12-17 | 2020-12-17 | 300 tH-shaped steel wing plate hydraulic press bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023064852.7U CN214348839U (en) | 2020-12-17 | 2020-12-17 | 300 tH-shaped steel wing plate hydraulic press bending device |
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| Publication Number | Publication Date |
|---|---|
| CN214348839U true CN214348839U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023064852.7U Active CN214348839U (en) | 2020-12-17 | 2020-12-17 | 300 tH-shaped steel wing plate hydraulic press bending device |
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| Country | Link |
|---|---|
| CN (1) | CN214348839U (en) |
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2020
- 2020-12-17 CN CN202023064852.7U patent/CN214348839U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A top bending device for a 300t H-shaped steel wing hydraulic press Granted publication date: 20211008 Pledgee: Changsha Bank Co.,Ltd. Huirong Branch Pledgor: HUNAN JINHAI STEEL STRUCTURE CO.,LTD. Registration number: Y2024980004008 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |