CN113399157B - Manufacturing and processing equipment and method for large-span bridge steel structure - Google Patents
Manufacturing and processing equipment and method for large-span bridge steel structure Download PDFInfo
- Publication number
- CN113399157B CN113399157B CN202110670620.6A CN202110670620A CN113399157B CN 113399157 B CN113399157 B CN 113399157B CN 202110670620 A CN202110670620 A CN 202110670620A CN 113399157 B CN113399157 B CN 113399157B
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- steel structure
- span bridge
- bridge steel
- spout
- spraying
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 109
- 239000010959 steel Substances 0.000 title claims abstract description 109
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims description 6
- 239000011253 protective coating Substances 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 15
- 238000005507 spraying Methods 0.000 claims description 76
- 238000009434 installation Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims 1
- 238000003672 processing method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/32—Shielding elements, i.e. elements preventing overspray from reaching areas other than the object to be sprayed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Bridges Or Land Bridges (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention relates to the field of steel structure processing, in particular to a large-span bridge steel structure manufacturing and processing device and a processing method. The invention can automatically spray the protective coating in all directions on the large-span bridge steel structure, and is suitable for popularization.
Description
Technical Field
The invention relates to the field of steel structure processing, in particular to a large-span bridge steel structure manufacturing and processing device and a large-span bridge steel structure manufacturing and processing method.
Background
Steel structures are structures composed of steel materials, and are one of the main types of building structures. The structure mainly comprises steel beams, steel columns, steel trusses and other components made of section steel, steel plates and the like, and rust removal and prevention processes such as silanization, pure manganese phosphating, washing, drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because the self weight is lighter, the construction is simple and convenient, and the bridge is widely applied to various fields, wherein the bridge field is the most applicable one.
At present, in the bridge field, the rigid structure, especially the bridge with large span can be frequently used, but the steel structure of the general large span bridge is directly exposed, rust is easy to generate after the steel structure is subjected to sun and rain, and the safety of the bridge is reduced, therefore, the protective coating is generally required to be sprayed on the surface of the steel structure of the large span bridge, the height of the general large span bridge steel structure is too high after the installation is finished, the spraying of the protective coating is inconvenient, therefore, the spraying of the protective coating is required to be finished before the installation of the large span bridge steel structure, the volume of the large span bridge steel structure is generally larger, the conventional spraying device cannot be used, only manual spraying mode can be adopted, the mode is time-consuming and labor-consuming, a large amount of labor is required, the manufacturing cost and the manufacturing period of the large span bridge steel structure are greatly improved, manual spraying is easy to cause omission in the spraying process, the protective effect of the protective coating is affected, and the manufacturing of the large span bridge steel structure is inconvenient.
Disclosure of Invention
In order to solve the problems, the invention provides the equipment and the method for manufacturing and processing the large-span bridge steel structure, which can automatically spray the protective coating in all directions on the large-span bridge steel structure, greatly improve the manufacturing efficiency of the large-span bridge steel structure and reduce the manufacturing cost.
In order to achieve the above purpose, the invention adopts the following technical scheme that the large-span bridge steel structure manufacturing and processing equipment comprises a base, one side of the base is of a circular arc structure, a fixed table is fixedly arranged at the top of the base, one side of the fixed table is of a circular arc structure, one side of the fixed table is provided with a plurality of lifting grooves, lifting frames are slidably arranged in the lifting grooves, an inner groove is formed in the fixed table, the inner groove is communicated with the lifting grooves, a plurality of first hydraulic cylinders are arranged in the inner groove, the output ends of the first hydraulic cylinders respectively extend into the lifting grooves correspondingly arranged and are fixedly connected with the lifting frames, one ends of the lifting frames are respectively provided with jacks, rotating shafts are rotatably connected in the jacks, rotating motors are respectively and fixedly arranged at the output ends of the rotating motors on the rotating shafts correspondingly arranged, one ends of the rotating shafts are far away from the rotating motors, the jacks are fixedly provided with fixing frames, and the fixing frames are fixedly arranged on one ends of the rotating motors, and the fixing frames can be used for carrying out large-span coating on the bridge steel structure, so that the large-span bridge steel structure can be conveniently sprayed and the large-span bridge structure.
A first sliding groove with a circular arc structure is formed in the top of the fixed table, a first electric sliding block is slidably arranged in the first sliding groove, a second sliding groove is formed in the top of the first electric sliding block, a first spraying frame with an F-shaped structure is slidably arranged in the second sliding groove, a plurality of first spray heads are uniformly arranged on the first spraying frame, a third sliding groove with a circular arc structure is formed in the side wall of one side of the circular arc structure of the base, a second electric sliding block is slidably arranged in the third sliding groove, a second hydraulic cylinder is fixedly arranged in the second electric sliding block, the output of No. three pneumatic cylinders runs through No. two electric slide blocks and fixed mounting have No. two spraying frames of T type structure, set up No. four spouts of arc structure on the lateral wall of one side of fixed station convex structure, no. two one end of spraying frame inserts and establishes in No. four spouts, no. two evenly be provided with a plurality of shower nozzles on the spraying frame, through No. one electric slide block with No. two electric slide block's removal can drive No. one spraying frame with No. two spraying frames remove, and is omnidirectional to placing the large-span bridge steel construction spraying protective coating on the base.
As a preferable technical scheme of the invention, the fixing frames are provided with a plurality of limit grooves, the inner walls of the limit grooves are provided with air bags, the fixing frames are internally provided with air pumps, and the air pumps are respectively communicated with the air bags on the same fixing frame.
As a preferable technical scheme of the invention, the rubber layer is fixedly arranged at the top of the base.
As a preferable technical scheme of the invention, a groove with a circular arc structure is formed in the side wall of one side of the circular arc structure of the fixed table, a plurality of limit rods with circular arc structures are inserted in the groove, a plurality of spring rods are uniformly inserted in the groove, one ends of the spring rods are fixedly arranged on the corresponding limit rods, one ends of the spring rods, which are far away from the limit rods, are respectively and rotatably connected with a roller, a second hydraulic cylinder is arranged in the fixed table, a pressing rod with a circular arc structure is fixedly arranged at the output end of the second hydraulic cylinder, pressing grooves are uniformly formed in the pressing rod, and the pressing grooves are respectively matched with the correspondingly arranged rollers in a concave-convex mode.
As a preferable technical scheme of the invention, the first spraying frame consists of a first bracket and a second bracket, the first bracket is in an arc-shaped structure, a fifth sliding groove with an arc-shaped structure is formed in the side wall of one side of the arc-shaped structure of the fixed table, a third sliding block is arranged on one side of the first bracket and is slidably mounted in the fifth sliding groove, connecting grooves are symmetrically formed in the top of the first bracket, the second bracket is in an L-shaped structure, connecting rails are symmetrically arranged at the bottom of the second bracket, the connecting rails are respectively and slidably connected in the corresponding connecting grooves, a third hydraulic cylinder is arranged at the bottom of the second bracket, and the output end of the third hydraulic cylinder is fixedly mounted on the first electric sliding block.
As a preferable technical scheme of the invention, a third bracket with an arc-shaped structure is arranged on one side of the arc-shaped structure of the fixed table, a through groove is formed in the bottom of the third bracket, one end of the second spraying bracket is inserted into the through groove, a plurality of supporting frames are arranged on one side of the third bracket, rollers are rotatably connected to the supporting frames, a sixth sliding groove with an arc-shaped structure is formed in the top of the inner wall of the fourth sliding groove, the rollers are respectively connected in the correspondingly arranged sixth sliding groove in a rolling way, and a plurality of third spray heads are arranged on one side of the third bracket far away from the fixed table.
As a preferable technical scheme of the invention, a baffle is fixedly arranged at the top of the second spraying frame, and a sponge layer is arranged at the bottom of the baffle.
In addition, the invention also provides a manufacturing and processing method of the large-span bridge steel structure, which comprises the following steps:
s1, fixing a steel structure: placing the manufactured and molded large-span bridge steel structure on a base on the manufacturing and processing equipment of the large-span bridge steel structure, inserting a fixing frame into the large-span bridge steel structure, and operating the fixing frame to descend to press and fix the large-span bridge steel structure;
s2, primary spraying: when the large-span bridge steel structure in the step S1 is fixed, operating the first electric sliding block to drive the first spraying frame to move, and spraying a protective coating on the large-span bridge steel structure through the first spray head while moving;
s3, secondary spraying: and when the large-span bridge steel structure in the step S2 is sprayed once and air-dried, the fixing frame is operated to ascend and rotate, and when the fixing frame is ascended to a specified height and then is contacted with the large-span bridge steel structure again, the fixing frame is continuously operated to ascend, the large-span bridge steel structure is lifted and ascended, the second electric sliding block is operated to drive the second spraying frame to move, and meanwhile, the second spraying frame is operated to spray the protective coating on the large-span bridge steel structure again.
The invention has the beneficial effects that:
1. the invention can automatically spray the protective coating in all directions on the large-span bridge steel structure, greatly improves the manufacturing efficiency of the large-span bridge steel structure and reduces the manufacturing cost.
2. The invention designs the fixing table, the fixing table can limit the large-span bridge steel structure placed on the base, and meanwhile, the large-span bridge steel structure can be respectively pressed and lifted by lifting the fixing frame, so that the large-span bridge steel structure can be conveniently sprayed with the protective coating in all directions.
3. The invention designs the first spraying frame and the second spraying frame, the first spraying frame and the second spraying frame are driven by the first electric sliding block and the second electric sliding block to move respectively, the first spraying head and the second spraying head are matched to carry out omnibearing spraying on a large-span bridge steel structure, and meanwhile, the first spraying frame and the second spraying frame can be adjusted according to the size of the large-span bridge steel structure, so that the high adaptability is realized.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the lift trough of the present invention;
FIG. 3 is a schematic view of the partial enlarged structure of FIG. 2A of the present invention;
FIG. 4 is a schematic view of a part of the structure of the first electric slider of the present invention;
FIG. 5 is a schematic view of a partial structure of a first bracket of the present invention;
FIG. 6 is a schematic cross-sectional view of a third chute of the present invention;
FIG. 7 is a schematic view of the partial structure of the present invention at B of FIG. 6;
FIG. 8 is a schematic cross-sectional view of a stationary platen of the present invention;
fig. 9 is a schematic cross-sectional view of the compression bar of the present invention.
Fig. 10 is a schematic plan view of the third bracket of the present invention.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand. It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other.
As shown in fig. 1 to 10, the manufacturing and processing equipment for the large-span bridge steel structure comprises a base 1, wherein one side of the base 1 is of a circular arc structure, a fixing table 2 is fixedly arranged at the top of the base 1, the base 1 is used for supporting and fixing, and meanwhile, the fixing table 2 is used for limiting the large-span bridge steel structure after being placed and formed.
The rubber layer is fixedly arranged at the top of the base 1, the rubber layer can play a role in buffering, abrasion is avoided when the large-span bridge steel structure is placed on the base 1, and meanwhile, a certain limiting effect can be played on the large-span bridge steel structure.
One side of the fixed table 2 is of a circular arc structure, one side of the circular arc structure of the fixed table 2 is provided with a plurality of lifting grooves 21, lifting frames 22 are slidably arranged in the lifting grooves 21, an inner groove 23 is formed in the fixed table 2, the inner groove 23 is communicated with the lifting grooves 21, a plurality of first hydraulic cylinders 24 are arranged in the inner groove 23, output ends of the first hydraulic cylinders 24 respectively extend into the lifting grooves 21 which are correspondingly arranged and are fixedly connected with the lifting frames 22, one ends of the lifting frames 22 are respectively provided with a jack 25, rotating shafts 26 are respectively and rotatably connected in the jacks 25, rotating motors 27 are respectively and fixedly arranged in the lifting frames 22, output ends of the rotating motors 27 are respectively and fixedly arranged on the corresponding rotating shafts 26, one ends of the rotating shafts 26, which are far away from the rotating motors 27, extend out of the jacks 25 and are fixedly provided with fixing frames 28, the lifting groove 21 is used for sliding connection lifting frame 22, the lifting frame 22 can be driven by the first hydraulic cylinder 24 to lift in the lifting groove 21 through expansion, the lifting frame 22 is connected with a fixing frame 28 through a rotating shaft 26, the rotating shaft 26 can rotate under the drive of a rotating motor 27 and can drive the fixing frame 28 to overturn, when the fixing frame 28 is pressed down, the large-span bridge steel structure placed on the base 1 can be pressed and fixed, when the fixing frame 28 is lifted after overturning, the large-span bridge steel structure placed on the base 1 can be lifted, the bottom of the large-span bridge steel structure is suspended, and the bottom of the large-span bridge steel structure is conveniently sprayed with a protective coating.
All offered a plurality of spacing grooves 281 on the mount 28, all be provided with the gasbag 282 on the inner wall of spacing groove 281, all be provided with the air pump 283 in the mount 28, the air pump 283 be linked together with the gasbag 282 on the same mount 28 respectively, spacing groove 281 is used for the joint on the steel on the large-span bridge steel construction, the gasbag 282 can be inflated and expanded under the effect of the inflation of air pump 283, can make the inseparable laminating of gasbag 282 on the steel on the large-span bridge steel construction, avoid the large-span bridge steel construction to produce when the lifting and rock.
The utility model provides a recess 4 of convex structure has been seted up on the lateral wall of one side of fixed station 2 convex structure, the interpolation of recess 4 is equipped with the gag lever post 41 of a plurality of convex structures, evenly insert in the recess 4 and be equipped with a plurality of spring bars 42, the equal fixed mounting of one end of spring bar 42 is on the gag lever post 41 that corresponds the setting, the one end that spring bar 42 kept away from gag lever post 41 all rotates and is connected with gyro wheel 43, be provided with No. two pneumatic cylinders 44 in the fixed station 2, no. two pneumatic cylinders 44's output fixed pressure bars 45 that have convex structure, uniformly seted up indent 46 on the depression bar 45, indent 46 respectively with the unsmooth cooperation of gyro wheel 43 that corresponds the setting, recess 4 is used for inserting and establishes gag lever post 41, the gag lever post 41 can stretch out recess 4 under the promotion of spring bar 42, carry out spacingly to the large-span bridge steel structure of placing on base 1, can avoid one side direct laminating of large-span bridge steel structure on fixed station 2, influence the spraying, depression bar 45 goes up and down under No. two pneumatic cylinders 44's promotion, cooperation gyro wheel 43 can extrude spring bar 42, the spring bar 42 moves, when depression bar 45 descends, can make spring bar 42 shrink, 4 insert in the recess 41.
The top of the fixed table 2 is provided with a first sliding groove 3 with a circular arc structure, an electric sliding block 31 is slidably arranged in the first sliding groove 3, a second sliding groove 32 is arranged at the top of the first electric sliding block 31, a first spraying frame 33 with an F-shaped structure is slidably arranged in the second sliding groove 32, a plurality of first spray heads 34 are uniformly arranged on the first spraying frame 33, the first sliding groove 3 is used for connecting and sliding the first electric sliding block 31, the first electric sliding block 31 is slidably connected with the first spraying frame 33 through the second sliding groove 32, and meanwhile, under the moving action of the first electric sliding block 31, the first spraying frame 33 can be driven to synchronously move, and a large-span bridge steel structure placed on the base 1 can be automatically sprayed with the first spray heads 34.
The side wall of one side of the circular arc structure of the base 1 is provided with a third sliding groove 35 with a circular arc structure, a second electric sliding block 36 is slidably installed in the third sliding groove 35, a second hydraulic cylinder 37 is fixedly installed in the second electric sliding block 36, the output end of the third hydraulic cylinder 37 penetrates through the second electric sliding block 36 and is fixedly provided with a second spraying frame 38 with a T-shaped structure, the side wall of one side of the circular arc structure of the fixed table 2 is provided with a fourth sliding groove 29 with an arc structure, one end of the second spraying frame 38 is inserted into the fourth sliding groove 29, a plurality of second spraying nozzles 39 are uniformly arranged on the second spraying frame 38, the third sliding groove 35 is used for connecting and moving the second electric sliding block 36, the second electric sliding block 36 is connected with the second spraying frame 38 through the second hydraulic cylinder 37, the second hydraulic cylinder 37 can drive the second spraying frame 38 to stretch and retract through stretching, the second spraying frame 38 can be adjusted according to the size of the large-span bridge steel structure, the second spraying frame 38 has high adaptability, the second spraying frame 38 is driven to move under the driving of the second electric sliding block 36, and the second spraying frame 39 can spray a large-span bridge steel structure again.
The first spraying frame 33 is composed of a first bracket 331 and a second bracket 332, the first bracket 331 is in a circular arc structure, a fifth sliding chute 6 in a circular arc structure is formed in the side wall of one side of the circular arc structure of the fixed table 2, a third sliding chute 333 is arranged on one side of the first bracket 331, the third sliding chute 333 is slidably mounted in the fifth sliding chute 6, connecting grooves 324 are symmetrically formed in the top of the first bracket 331, the second bracket 332 is in an L-shaped structure, connecting rails 335 are symmetrically arranged at the bottom of the second bracket 332, the connecting rails 335 are slidably connected in the corresponding connecting grooves 334, a third hydraulic cylinder 337 is arranged at the bottom of the second bracket 332, the output end of the third hydraulic cylinder 337 is fixedly arranged on the first electric sliding chute 31, the first bracket 331 on the first spraying frame 33 is slidably connected with the fifth sliding chute 6 through the third sliding chute 333, the second bracket 332 is slidably connected to the first bracket 331 through the connecting rails, and the third hydraulic cylinder 337 can push the second bracket 332 to slide in the connecting grooves 335, and the large-span adjustable bridge beam structure can be realized according to the size of the bridge beam size of the bridge structure.
The arc-shaped structure of the fixed table 2 is provided with a third bracket 5 with an arc-shaped structure, a through groove 51 is formed in the bottom of the third bracket 5, one end of the second spraying frame 38 is inserted in the through groove 51, one side of the third bracket 5 is provided with a plurality of supporting frames 52, rollers 53 are connected to the supporting frames 52 in a rotating mode, a sixth sliding groove 54 with the arc-shaped structure is formed in the top of the inner wall of the fourth sliding groove 29, the rollers 53 are respectively connected in the correspondingly arranged sixth sliding grooves 54 in a rolling mode, one side, far away from the fixed table 2, of the third bracket 5 is provided with a plurality of third spraying nozzles 55, the fourth sliding groove 29 is used for connecting the supporting frames 52 and the rollers 53, the third bracket 5 is connected to one side of the fixed table 2 in a sliding mode through the supporting frames 52 and the rollers 53, the third bracket 5 is sleeved on the second spraying frame 38 through the through grooves 51, the third bracket 5 can be driven to synchronously move when the second spraying frame 38 moves, and the third spraying nozzles 55 can be driven to spray a protective coating on one side, close to the fixed table 2, of the bridge steel structure.
The top fixed mounting of No. two spraying frame 38 has baffle 381, and the bottom of baffle 381 is provided with the sponge layer, and baffle 381 can play the shielding effect when No. two spraying frame 38 spraying protective coating, avoids protective coating to splash, and the sponge layer can absorb protective coating, avoids protective coating on the baffle 381 to pile up too much production drip.
In addition, the invention also provides a manufacturing and processing method of the large-span bridge steel structure, which comprises the following steps:
s1, fixing a steel structure: the manufactured and molded large-span bridge steel structure is placed on the base 1 on the large-span bridge steel structure manufacturing and processing equipment, the fixing frame 28 is inserted into the large-span bridge steel structure, the fixing frame 28 is operated to descend to press and fix the large-span bridge steel structure, the limiting groove 281 on the fixing frame 2 is used for being clamped on a steel piece on the large-span bridge steel structure, the air bag 282 can be inflated and expanded under the inflation effect of the air pump 283, the air bag 282 can be tightly attached to the steel piece on the large-span bridge steel structure, the large-span bridge steel structure is prevented from shaking when being lifted, at the moment, the limiting rod 41 can extend out of the groove 4 under the pushing of the spring rod 42 to limit the large-span bridge steel structure placed on the base 1, and the influence of the fact that one side of the large-span bridge steel structure is directly attached to the fixing table 2 can be avoided;
s2, primary spraying: when the large-span bridge steel structure in the step S1 is fixed, the first electric sliding block 31 is operated to drive the first spraying frame 33 to move, and the first spraying frame 33 is adjusted according to the size of the large-span bridge steel structure before spraying while the protective coating is sprayed on the large-span bridge steel structure through the first spray nozzle 34;
s3, secondary spraying: when the large-span bridge steel structure in S2 is sprayed once and air-dried, the fixing frame 28 is operated to rise and rotate, and when the fixing frame 28 rises to a specified height, the fixing frame 28 is contacted with the large-span bridge steel structure again, the fixing frame 28 is operated to rise continuously, the large-span bridge steel structure is lifted and lifted, the second electric sliding block 36 is operated to drive the second spraying frame 38 to move, and the second spraying head 39 sprays the protective coating on the large-span bridge steel structure again while moving.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, and that the foregoing embodiments and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications fall within the scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a large-span bridge steel construction preparation processing equipment, includes base (1), its characterized in that: one side of the base (1) is of a circular arc structure, a fixed table (2) is fixedly arranged at the top of the base (1), one side of the fixed table (2) is of a circular arc structure, one side of the fixed table (2) is provided with a plurality of lifting grooves (21), lifting frames (22) are slidably arranged in the lifting grooves (21), an inner groove (23) is formed in the fixed table (2), the inner groove (23) is communicated with the lifting grooves (21), a plurality of first hydraulic cylinders (24) are arranged in the inner groove (23), the output ends of the first hydraulic cylinders (24) respectively extend into the lifting grooves (21) which are correspondingly arranged and are fixedly connected with the lifting frames (22), one ends of the lifting frames (22) are respectively provided with a jack (25), rotating shafts (26) are respectively and rotatably connected with the lifting frames (22), the output ends of the rotating motors (27) are respectively and fixedly arranged on the corresponding lifting frames (26), and are far away from the rotating shafts (26), and the rotating frames (28) are fixedly arranged at one ends of the rotating frames (25);
the utility model discloses a spray coating device for a spraying machine, including base (1), spout (3) of convex structure has been seted up at the top of fixed station (2), electronic slider (31) of No. one sliding installation has been seted up in spout (3), spout (32) of No. two sliding installations have been seted up at the top of electronic slider (31), spout (33) of No. two sliding installations have F type structure in spout (32), evenly be provided with a plurality of shower nozzles (34) on spout (33), spout (35) of No. three sliding installations have been seted up on the lateral wall of one side of base (1) convex structure, electronic slider (36) of No. two sliding installations have in spout (35), fixed mounting has pneumatic cylinder (37) of No. two in No. two electronic slider (36), the output of pneumatic cylinder (37) runs through No. two electronic slider (36) and fixed mounting have No. two spraying frame (38) of T type structure, spout (29) of No. four spraying structures have been seted up on the lateral wall of one side of arc structure on spout (33), no. two sliding installations (38) are evenly set up in spout (38).
2. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: the fixing frame (28) on all set up a plurality of spacing grooves (281), all be provided with gasbag (282) on the inner wall of spacing groove (281), all be provided with air pump (283) in fixing frame (28), air pump (283) respectively with same on fixing frame (28) gasbag (282) are linked together.
3. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: the top of the base (1) is fixedly provided with a rubber layer.
4. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: the utility model provides a fixed station (2) side wall on one side of convex structure set up recess (4) of convex structure, recess (4) interpolation is equipped with gag lever post (41) of a plurality of convex structures, evenly insert in recess (4) and be equipped with a plurality of spring levers (42), the equal fixed mounting of one end of spring levers (42) is in correspond setting on gag lever post (41), spring levers (42) keep away from the equal swivelling joint of one end of gag lever post (41) has gyro wheel (43), be provided with No. two pneumatic cylinders (44) in fixed station (2), the output fixed pressure bar (45) of No. two pneumatic cylinders (44) fixed with convex structure, indent (46) have evenly been seted up on depression bar (45), indent (46) respectively with correspond setting up gyro wheel (43) concave-convex fit.
5. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: a spraying frame (33) constitute by support (331) and No. two supports (332), no. one support (331) is the setting of convex structure, no. five spout (6) of convex structure have been seted up on the lateral wall of one side of fixed station (2) convex structure, one side of No. one support (331) is provided with No. three slider (333), no. three slider (333) slidable mounting is in No. five spout (5), the top symmetry of No. one support (331) is provided with spread groove (324), no. two supports (332) are L type structure, the bottom symmetry of No. two supports (332) is provided with connection track (335), connection track (335) are sliding connection respectively in corresponding setting in spread groove (334), the bottom of No. two supports (332) is provided with No. three pneumatic cylinders (337), the output fixed mounting of No. three pneumatic cylinders (337) is in on No. one electric slider (31).
6. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: one side of fixed station (2) convex structure be provided with arc structure's No. three support (5), logical groove (51) have been seted up to the bottom of No. three support (5), the one end of No. two spraying frames (38) is inserted and is established in logical groove (51), one side of No. three support (5) is provided with a plurality of support frames (52), all rotate on support frame (52) and be connected with gyro wheel (53), no. six spout (54) of arc structure have been seted up at the top of the inner wall of No. four spout (29), gyro wheel (53) are roll connection respectively in corresponding setting No. six spout (54), no. three support (5) are kept away from one side of fixed station (2) is provided with a plurality of shower nozzles (55).
7. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: the top of the second spraying frame (38) is fixedly provided with a baffle plate (381), and the bottom of the baffle plate (381) is provided with a sponge layer.
8. The large-span bridge steel structure manufacturing and processing equipment according to claim 1, wherein: the method for processing the large-span bridge steel structure by using the large-span bridge steel structure manufacturing and processing equipment comprises the following steps of:
s1, fixing a steel structure: placing the manufactured and molded large-span bridge steel structure on a base (1) on the large-span bridge steel structure manufacturing and processing equipment, inserting a fixing frame (28) into the large-span bridge steel structure, and operating the fixing frame (28) to descend to press and fix the large-span bridge steel structure;
s2, primary spraying: when the large-span bridge steel structure in the step S1 is fixed, the first electric sliding block (31) is operated to drive the first spraying frame (33) to move, and a protective coating is sprayed on the large-span bridge steel structure through the first spray head (34) while the first spraying frame moves;
s3, secondary spraying: when the large-span bridge steel structure in the S2 is sprayed once and air-dried, the fixing frame (28) is operated to ascend and rotate, when the fixing frame (28) is risen to a designated height and then is contacted with the large-span bridge steel structure again, the fixing frame (28) is continuously operated to ascend, the large-span bridge steel structure is lifted and risen, the second electric sliding block (36) is operated to drive the second spraying frame (38) to move, and a protective coating is sprayed to the large-span bridge steel structure again through the second spray head (39) while the movement is carried out.
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| CN212865591U (en) * | 2020-03-16 | 2021-04-02 | 武珺瑛 | Bridge steel structure application auxiliary device |
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| KR19980014141A (en) * | 1996-08-08 | 1998-05-15 | 신장철 | Bottom side of running bridge of lower bridge |
| DE212018000058U1 (en) * | 2017-12-27 | 2019-03-01 | Kunshan Dingniu Shizheng Construction Co., Ltd. | Expansion joint structure of a bridge |
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Effective date of registration: 20240306 Address after: 064100 Huxing West Road, Houhu Industrial Park, Economic Development Zone, Yutian County, Tangshan City, Hebei Province Applicant after: Hangxiao Steel Structure (Tangshan) Co.,Ltd. Country or region after: China Address before: 430040 No. 1901, Zoumaling zouxin Road, Dongxihu District, Wuhan City, Hubei Province Applicant before: Hubei gushengting Construction Co.,Ltd. Country or region before: China |
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