CN115041339A

CN115041339A - Steel structure paint spraying device and technology

Info

Publication number: CN115041339A
Application number: CN202210526816.2A
Authority: CN
Inventors: 王隆理; 唐贤富; 梁文华; 牛万平
Original assignee: Dongguan Liantai Steel Structure Co ltd
Current assignee: Dongguan Liantai Steel Structure Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-13
Anticipated expiration: 2042-05-16
Also published as: CN115041339B

Abstract

The invention discloses a steel structure paint spraying device and a process, which belong to the technical field of steel structure processing and comprise a conveying mechanism and a paint spraying mechanism, wherein the conveying mechanism is used for conveying workpieces, the paint spraying mechanism comprises a paint spraying frame, a paint spraying assembly and a lifting assembly, the paint spraying assembly comprises two groups of mounting seats and paint spraying heads, the two groups of mounting seats and the paint spraying heads are respectively positioned at two sides of the conveyed workpieces, the paint spraying heads are rotatably mounted on the mounting seats and used for spraying paint on the workpieces, the mounting seats are provided with rotating assemblies for driving the paint spraying heads to rotate, and the lifting assembly is arranged on the paint spraying frame and used for driving the two mounting seats to lift. This application has the effect of being convenient for realize improving work efficiency to the spraying paint on each surface of H shaped steel or I-steel.

Description

Steel structure paint spraying device and technology

Technical Field

The invention relates to the field of steel structure processing, in particular to a steel structure paint spraying device and a steel structure paint spraying process.

Background

Steel structure engineering is one of the main building structure types, and is also one of the more common structural forms in modern building engineering. The steel has the characteristics of high strength, light dead weight, good integral rigidity, strong deformability and the like, and is very suitable for constructing large-span, ultrahigh and extra-heavy buildings; meanwhile, the steel has good plasticity and toughness, can have larger deformation amount, and can well bear dynamic load; and the construction period is short, the industrialization degree is high, and the specialized production with high mechanization degree can be carried out.

H shaped steel and I-steel are comparatively common steel construction, when H shaped steel and I-steel's production process, often need to carry out the processing of spraying paint to it protects H shaped steel and I-steel to strengthen the aesthetic property of H shaped steel and I-steel, guarantees H shaped steel and I-steel's life. In the related art, when H-section steel or i-section steel is painted, workers generally manually paint the surface of the H-section steel or i-section steel in a painting shop using a painting tool.

Aiming at the related technologies, the inventor thinks that the labor intensity of workers for painting H-shaped steel or I-shaped steel is high, and the working efficiency is low.

Disclosure of Invention

In order to facilitate the realization to the spraying paint on each surface of H shaped steel or I-steel, improve work efficiency, this application provides a steel construction paint spraying apparatus and technology.

First aspect, the application provides a steel construction paint spraying apparatus, adopts following technical scheme:

the utility model provides a steel construction paint spraying apparatus, includes conveying mechanism and the mechanism that sprays paint, conveying mechanism is used for carrying the work piece, the mechanism that sprays paint is including the frame that sprays paint, the subassembly and the lifting unit that spray paint of spraying paint, the subassembly that sprays paint includes two sets of mount pads and the first that sprays paint, and is two sets of mount pad and the first both sides that are located the transport work piece respectively that spray paint, the first rotation of spraying paint is installed in the mount pad and is used for spraying paint to the work piece, the mount pad is provided with the first pivoted rotating assembly that sprays paint of drive, lifting unit sets up in the frame that sprays paint and is used for two mount pads of drive to go up and down.

Through adopting above-mentioned technical scheme, when spraying paint to H shaped steel or I-steel work piece promptly, at first carry the work piece through conveying mechanism, when the work piece is sent into to the first position of spraying paint, make the spray paint head of installing respectively in two mount pads realize the processing of spraying paint to the work piece through the motion of lifting unit drive mount pad along vertical direction, the all-round processing of spraying paint to H shaped steel or I-steel can be realized to the rotation of spraying paint head through rotating assembly drive in-process, make two difficult interferences when spraying paint simultaneously, be favorable to guaranteeing the effect of spraying paint to H shaped steel or I-steel, it sprays paint the manual spraying of instrument to need not the staff at H shaped steel or I-steel in-process, thereby make staff's easy and simple to handle, be favorable to improving the efficiency of spraying paint of H shaped steel or I-steel.

Optionally, the lifting assembly comprises a lifting motor, a driving rod, two lifting worm gears, two lifting lead screws and two lifting guide pieces, the lifting motor is installed on the paint spraying frame, the driving rod is fixedly installed at the output end of the lifting motor, the two lifting worm gears are arranged and are all rotatably installed on the paint spraying frame, the driving rod is provided with two worm sections which are respectively meshed with the two lifting worm gears, the two lifting lead screws are arranged in two numbers, the two lifting lead screws are respectively arranged in the two lifting worm gears in a penetrating mode and are in threaded fit with the two lifting worm gears, the two mounting bases are respectively and fixedly installed on the two lifting lead screws, and the lifting guide pieces are used for limiting the rotation of the lifting lead screws around the axes of the lifting lead screws.

Through adopting above-mentioned technical scheme, when elevator motor drive actuating lever rotated, two lift worm wheels together rotated because of the screw-thread fit with the worm section, the lift lead screw was because of the screw-thread fit with lift worm wheel and drive mount pad and the first motion of spraying paint along vertical direction under the limiting displacement of lift guide bar, the lift worm wheel is favorable to guaranteeing the stability of lift worm wheel rotation back position because of the self-locking effect between with the worm section, and then guarantee the stability behind mount pad and the first motion of spraying paint along vertical direction, it sprays paint to be convenient for the stable of spraying paint first realization H shaped steel or I-steel to spray paint, and simultaneously, the rotation through elevator motor drive actuating lever can realize the motion of two first vertical directions of spraying paint in step, and is convenient stable.

Optionally, the lifting guide piece comprises two limiting rods, the two limiting rods are fixedly installed on the two installation seats respectively, and the two limiting rods penetrate through the paint spraying frame in the vertical direction respectively and are matched with the paint spraying frame in a sliding mode.

Through adopting above-mentioned technical scheme, when the lift worm wheel rotated, the gag lever post played the limiting displacement when rotating around self axis to the lift lead screw to make the lift lead screw along vertical direction motion, the setting up of gag lever post makes the simple structure of lift guide, reliable and stable.

Optionally, a limiting plate is fixedly mounted on the lifting screw rod and/or the limiting rod, and the limiting plate is located at the top of the paint spraying frame.

Through adopting above-mentioned technical scheme, the limiting plate plays the limiting displacement when driving the paint spray head along vertical direction motion to the lift lead screw for the lift lead screw is difficult for breaking away from the lift worm wheel when moving along vertical direction, is favorable to guaranteeing the stability of lift lead screw when moving along vertical direction.

Optionally, the runner assembly is including rotating motor, pivot, rotating the worm wheel and rotating the worm, the pivot is rotated and is installed in the mount pad, the pivot wear to locate the paint spraying head and with paint spraying head fixed coordination, rotate the coaxial fixed connection of worm wheel in the pivot, rotate the motor and install in the mount pad, rotate worm fixed connection in the output that rotates the motor and with rotate the worm wheel meshing.

By adopting the technical scheme, when the rotating motor drives the rotating worm to rotate, the rotating worm wheel drives the rotating shaft to rotate together with the paint spraying head, and the self-locking effect between the rotating worm wheel and the rotating worm is favorable for ensuring the stability of the rotating driven paint spraying head after rotation, so that the paint spraying head can realize stable paint spraying on a workpiece.

Optionally, the mount pad includes installation department and fixed part, lifting unit is used for driving the fixed part and goes up and down, the paint spraying head sets up in the installation department, the installation department rotates to be connected in the fixed part, the fixed part is provided with fine setting subassembly, fine setting subassembly includes fine setting piece, fine setting motion spare and fine setting piece that resets, the one end of fine setting piece is the wedge setting, the wedge face of fine setting piece is contradicted in the installation department, fine setting motion spare is used for driving fine setting piece towards the direction motion of being close to or keeping away from the installation department, fine setting reset spare is used for making fine setting piece towards the rotation of fine setting piece place direction.

Through adopting above-mentioned technical scheme, when fine setting movement piece drive fine setting piece was towards the direction motion of being close to or keeping away from the installation department, the installation department rotates because of the conflict effect with the fine setting piece wedge and drive the first paint spraying head under the reset action that the fine setting resets, thereby be favorable to guaranteeing the horizontal degree of the first place position of spraying paint, be convenient for stably realize the processing of spraying paint to the work piece, and simultaneously, when the last position of spraying paint appears the condition that sprays paint not enough, can also realize the processing of the benefit paint spraying of the last position of spraying paint through the rotation of spraying paint head, and the suitability is strong.

Optionally, the fine setting motion piece includes fine setting lead screw and fine setting motor, the sliding tray has been seted up to the fixed part towards one side of installation department, the fine setting piece is located the sliding tray and with the sliding tray cooperation of sliding, the fine setting lead screw rotates to be installed in the fixed part, the fine setting lead screw wear to locate the fine setting piece and with fine setting piece screw-thread fit, fine setting motor is used for driving the fine setting lead screw and rotates.

Through adopting above-mentioned technical scheme, when fine setting motor drive fine setting lead screw rotated, the direction motion of installation department is close to or kept away from towards to the fine setting piece under the limiting displacement of sliding tray, and the setting of fine setting lead screw makes the motion of fine setting piece convenient quick, and simultaneously, the sliding tray has been accomodate the fine setting lead screw to the difficult adhesion debris of fine setting lead screw when making the work piece spray paint the processing, stability when being favorable to guaranteeing fine setting lead screw drive fine setting piece motion.

Optionally, the fine setting piece that resets includes the reduction torsion spring, reduction torsion spring one end is connected in installation department, the other end and is connected in the fixed part.

Through adopting above-mentioned technical scheme, the setting of reset torsion spring makes the simple structure that resets of installation department, is convenient for realize the stable of installation department and resets.

Optionally, the conveying mechanism includes a conveying assembly and a limiting assembly, the conveying assembly includes a conveying frame, a plurality of conveying rollers and a conveying driving element, the conveying rollers are rotatably mounted on the conveying frame and distributed in the horizontal direction, and the conveying driving element is used for driving each conveying roller to rotate.

Spacing subassembly includes spacing seat, spacing roller, spacing motor, two-way lead screw and spacing guide bar, spacing seat is provided with two and is located the both sides of work piece respectively, spacing roller is provided with two and rotates respectively and installs in two spacing seats, two-way lead screw rotates and installs in the carriage, two-way lead screw thread revolves to opposite both ends and wears to locate two spacing seats respectively and with spacing seat screw-thread fit, spacing guide bar fixed mounting is parallel in carriage and with two-way lead screw, spacing guide bar wears to locate two spacing seats and slides the cooperation with spacing seat, spacing motor is used for driving two-way lead screw and rotates.

Through adopting above-mentioned technical scheme, when spacing motor drive two-way lead screw rotated, two spacing seats were because of the screw-thread fit with two-way lead screw and drive spacing roller towards the direction motion that is close to each other under the guide effect of spacing guide bar, when two spacing rollers contradicted in H shaped steel or I-steel both sides of carrying, two spacing rollers played the guide effect when carrying H shaped steel or I-steel to be convenient for guarantee H shaped steel or I-steel carry the stability when spraying paint.

In a second aspect, the application provides a steel structure paint spraying process, which adopts the following technical scheme:

a steel structure paint spraying process comprises the following specific steps: s1, limiting and stably conveying the H-shaped steel or the I-shaped steel through a conveying mechanism; s2, adjusting the levelness of the position of the paint spraying head; s3, realizing paint spraying treatment on the surface of the conveyed H-shaped steel or I-shaped steel through the movement of the mounting seat along the vertical direction and the rotation of the paint spraying head; s4, stably feeding the painted H-shaped steel or I-shaped steel to a drying mechanism through a conveying mechanism for drying; s5, taking down the H-shaped steel or I-shaped steel after painting and drying from the conveying mechanism.

By adopting the technical scheme, the H-shaped steel or the I-shaped steel is stably conveyed by the conveying mechanism in the paint spraying treatment process, and the conveyed H-shaped steel or the I-shaped steel is subjected to paint spraying treatment by the paint spraying head without manual spraying of a paint spraying tool by an operator, so that the operation of the operator is simple and convenient, the paint spraying efficiency of the H-shaped steel or the I-shaped steel is improved, and meanwhile, the spray-painted H-shaped steel or the I-shaped steel is directly dried by the drying mechanism, so that the spray-painted H-shaped steel or the I-shaped steel can be quickly molded.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the spray painting device does not need workers to manually spray paint by using a spray painting tool in the spray painting process of the H-shaped steel or the I-shaped steel, so that the workers are easy and convenient to operate, and the spray painting efficiency of the H-shaped steel or the I-shaped steel is improved.

2. The rotation of the paint spraying heads driven by the rotating assembly in the paint spraying process can realize the all-dimensional paint spraying treatment on the H-shaped steel or the I-shaped steel, and meanwhile, the two paint spraying heads are not easy to interfere when spraying paint, so that the paint spraying effect on the H-shaped steel or the I-shaped steel is guaranteed.

3. When fine setting motion piece drive fine setting piece moved towards the direction that is close to or keeps away from the installation department, the installation department just drives the paint spraying head and rotates under the reset action of the piece that resets in the fine setting because of the conflict effect with the fine setting piece wedge face to be favorable to guaranteeing the horizontality of paint spraying head position, be convenient for stably realize the processing of spraying paint to the work piece.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a main structural schematic diagram of a painting mechanism in an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a main structural schematic diagram of a painting mechanism at another view angle in the embodiment of the present application.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.

Description of reference numerals:

1. a carriage; 2. a conveying roller; 3. a conveying motor; 4. a synchronizing wheel; 5. a synchronous belt; 6. a limiting seat; 7. a limiting roller; 8. a limiting motor; 9. a bidirectional screw rod; 10. a limiting guide rod; 11. a paint spraying frame; 12. a mounting base; 121. an installation part; 122. a fixed part; 13. a paint spraying head; 14. a lifting motor; 15. a drive rod; 151. a worm section; 16. a lifting worm gear; 17. a lifting screw rod; 18. a limiting rod; 19. a limiting plate; 20. rotating the motor; 21. a rotating shaft; 22. rotating the worm gear; 23. rotating the worm; 24. fine tuning blocks; 25. a sliding groove; 26. fine adjustment of a screw rod; 27. fine tuning a motor; 28. a return torsion spring; 29. drying box; 30. a fixing plate; 31. and (4) a yielding hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses steel construction paint spraying apparatus. Referring to fig. 1, steel construction paint spraying apparatus includes conveying mechanism, the mechanism of spraying paint and stoving mechanism, and wherein, conveying mechanism includes conveying assembly and spacing subassembly, and conveying assembly includes carriage 1, conveying roller 2 and carries the driving piece, and wherein carriage 1 level sets up in ground, and conveying roller 2 horizontal rotation installs in carriage 1 and along the length direction distribution of carriage 1 has a plurality ofly.

Referring to fig. 1 and 2, the equal coaxial fixedly connected with synchronizing wheel 4 of each conveying roller 2, all around being equipped with hold-in range 5 between the synchronizing wheel 4 of two adjacent conveying rollers 2, carry the driving piece to select conveying motor 3 in this application embodiment, conveying motor 3 installs in carriage 1, 2 fixed mounting of one of them conveying roller in conveying motor 3's output, so that when one of them conveying roller 2 rotates, each conveying roller 2 rotates through synchronizing wheel 4 and hold-in range 5's cooperation is synchronous, thereby realize being the transport of H shaped steel or I-steel to lieing in 2 top work pieces of conveying roller.

With continued reference to fig. 1 and 2, two sets of limiting assemblies are provided, and the two limiting assemblies are respectively arranged near two ends of the conveying frame 1 in the length direction. The limiting assembly comprises a limiting seat 6, a limiting roller 7, a limiting motor 8, a bidirectional screw rod 9 and a limiting guide rod 10, the limiting seat 6 is provided with two parts and is respectively located on two sides of a workpiece, and the limiting roller 7 is provided with two parts and is respectively vertically rotatably installed on the two limiting seats 6. Two-way lead screw 9 horizontal rotation is installed in carriage 1 and with conveying roller 2 parallel arrangement, two-way lead screw 9 screw revolve to opposite both ends wear to locate two spacing seats 6 respectively and with spacing seat 6 screw-thread fit, spacing motor 8 is installed in carriage 1, two-way lead screw fixed mounting is in the output of spacing motor 8 to make spacing motor 8 drive two-way lead screw 9 rotate.

Referring to fig. 1, the horizontal fixed mounting of spacing guide bar 10 is in carriage 1 and parallel with two-way lead screw 9, spacing guide bar 10 wears to locate two spacing seats 6 and with spacing seat 6 cooperation of sliding, so that when spacing motor 8 drives two-way lead screw 9 and rotates, two spacing seats 6 move towards the direction that is close to each other under the limiting displacement of spacing guide bar 10, when two spacing rollers 7 contradict in the both sides of H shaped steel or I-steel, spacing roller 7 plays the limiting displacement when carrying H shaped steel or I-steel, thereby stability when being favorable to guaranteeing H shaped steel or I-steel and carrying.

Referring to fig. 2 and 3, the paint spraying mechanism comprises a paint spraying frame 11, a paint spraying assembly and a lifting assembly, wherein the paint spraying assembly comprises two groups of mounting seats 12 and paint spraying heads 13, and the paint spraying heads 13 are rotatably mounted on the mounting seats 12 and used for spraying paint on workpieces. The lifting assembly comprises a lifting motor 14, a driving rod 15, a lifting worm wheel 16, a lifting screw rod 17 and a lifting guide piece, the lifting motor 14 is fixedly installed on the paint spraying frame 11, and the driving rod 15 is horizontally and fixedly installed at the output end of the lifting motor 14 and is parallel to the conveying roller 2, so that the lifting motor 14 drives the driving rod 15 to rotate.

Referring to fig. 1 and 3, the painting booth 11 has a fixing plate 30 horizontally and fixedly installed, two elevating worm gears 16 are horizontally and rotatably installed on the fixing plate 30, and the driving rod 15 has two worm sections 151 engaged with the two elevating worm gears 16, respectively. The lifting screw rod 17 is provided with two lifting screw rods 17, the two lifting screw rods 17 penetrate through the two lifting worm gears 16 respectively along the vertical direction and are in threaded fit with the lifting worm gears 16, the fixing plate 30 is provided with two abdicating holes 31 which penetrate through the fixing plate for the two lifting screw rods 17 to penetrate through, and the two mounting seats 12 are fixedly mounted at the bottoms of the two lifting screw rods 17 respectively. The lifting guide piece comprises two limiting rods 18, the two limiting rods 18 are fixedly installed on the two installation bases 12 respectively, the two limiting rods 18 penetrate through the fixing plate 30 in the vertical direction and are in sliding fit with the fixing plate 30 respectively, so that when the lifting motor 14 drives the driving rod 15 to rotate, the two lifting worm gears 16 rotate together due to meshing with the worm sections 151, and the lifting screw rod 17 drives the installation bases 12 to move in the vertical direction due to threaded fit with the lifting worm gears 16 and limiting effect of the limiting rods 18.

Referring to fig. 3, the top of the lifting screw 17 and the top of the limiting rod 18 are both fixedly provided with a limiting plate 19 to limit the lifting screw 17 and the limiting rod 18 when moving along the vertical direction, so that the lifting screw 17 and the limiting rod 18 are not easy to separate from the paint spraying frame 11 when moving along the vertical direction.

Referring to fig. 2 and 3, the mounting seat 12 includes a mounting portion 121 and a fixing portion 122, the fixing portion 122 is fixedly mounted at the bottom of the elevation screw 17, and the mounting portion 121 is rotatably connected to the fixing portion 122. First 13 rotations of spraying paint are installed in installation department 121, and installation department 121 is equipped with rotating assembly, and rotating assembly is including rotating motor 20, pivot 21, rotating worm wheel 22 and rotating worm 23, and pivot 21 horizontal rotation is installed in installation department 121, and pivot 21 wears to locate first 13 of spraying paint and with first 13 fixed coordination of spraying paint along the direction of perpendicular to conveying roller 2, rotates the coaxial fixed connection in pivot 21 of worm wheel 22. The rotating motor 20 is mounted on the mounting base 12, the rotating worm 23 is fixedly connected to the output end of the rotating motor 20 and meshed with the rotating worm wheel 22, and the rotating worm 23 is in running fit with the mounting portion 121, so that when the rotating motor 20 drives the rotating worm 23 to rotate, the rotating worm wheel 22 drives the rotating shaft 21 and the paint spraying head 13 to rotate together.

Referring to fig. 4 and 5, two sets of mounting bases 12 and the painting head 13 are respectively located at two sides of a conveying workpiece, and the painting head 13 is located between two adjacent conveying rollers 2, so that the painting head 13 can perform all-dimensional painting treatment on H-shaped steel or i-shaped steel in the lifting and rotating processes, and paint mist is not easily sprayed to the conveying rollers 2.

Continuing to refer to fig. 4 and 5, fixed part 122 is provided with the fine setting subassembly, and the fine setting subassembly includes fine setting block 24, fine setting moving part and fine setting reset piece, and fixed part 122 has seted up sliding tray 25 towards one side of installation department 121, and sliding tray 25 is close to the installation department 121 and keeps away from the one side setting of rotating worm wheel 22, and fine setting block 24 is located sliding tray 25 and slides with sliding tray 25 and cooperates, and fine setting block 24 is the wedge setting towards the one end of sliding tray 25 notch. The fine adjustment moving part comprises a fine adjustment screw rod 26 and a fine adjustment motor 27, the fine adjustment screw rod 26 is horizontally installed on the fixing part 122 in a rotating mode and is arranged in parallel with the conveying roller 2, the fine adjustment screw rod 26 penetrates through the fine adjustment block 24 and is in threaded fit with the fine adjustment block 24, the fine adjustment motor 27 is installed on the fixing part 122, and the fine adjustment screw rod 26 is fixedly installed at the output end of the fine adjustment motor 27, so that when the fine adjustment screw rod 26 is driven by the fine adjustment motor 27 to rotate, the fine adjustment block 24 moves towards the direction close to or far away from the installation part 121 in the sliding groove 25.

Referring to fig. 3 and 5, the fine adjustment resetting member includes a reset torsion spring 28, one end of the reset torsion spring 28 is connected to the mounting portion 121, and the other end is connected to the fixing portion 122, when the wedge-shaped surface of the fine adjustment block 24 abuts against the top of the mounting portion 121, the mounting portion 121 is fixed at the position under the elastic resetting action of the reset torsion spring 28. When fine setting piece 24 moves towards the direction that is close to or keeps away from installation department 121, installation department 121 rotates because of the conflict with the 24 wedge-shaped surfaces of fine setting piece and drive painting head 13 under the elasticity reset action of reduction torsion spring 28 to can realize the fine setting to installation department 121 position, be favorable to guaranteeing the horizontal degree of painting head 13 position, be convenient for painting head 13 stably realizes the processing of spraying paint to the work piece.

Referring back to fig. 1, the drying mechanism includes the stoving case 29, and the mechanism of spraying paint and the mechanism of drying set gradually along the direction of delivery of carriage 1 to make the work piece after spraying paint can continue to carry to the stoving case 29 in and carry out drying process via the rotation of conveying roller 2, thereby be convenient for realize the shaping of spraying paint to the work piece promptly H shaped steel or I-steel fast.

The implementation principle of the steel structure paint spraying device in the embodiment of the application is as follows: when H-shaped steel or I-shaped steel, namely a workpiece, needs to be painted, the workpiece, namely the H-shaped steel or I-shaped steel, is firstly conveyed through the rotation of the conveying roller 2, and when the workpiece is conveyed to the position of the paint spraying head 13, the two lifting screw rods 17 drive the two mounting bases 12 and the paint spraying head 13 to move along the vertical direction, so that the paint spraying head 13 realizes the paint spraying treatment on the workpiece. The rotation that drives spray head 13 through pivot 21 in the paint spraying process can realize the all-round processing of spraying paint to H shaped steel or I-steel, makes two spray head 13 difficult interference when spraying paint simultaneously, is favorable to guaranteeing the effect of spraying paint to H shaped steel or I-steel. In addition, the horizontal degree of the position of the paint spraying head 13 can be further adjusted by driving the fine adjustment block 24 to move in the sliding groove 25, so that the paint spraying head 13 can stably realize paint spraying treatment on the workpiece. The spray painting device does not need workers to manually spray paint by using a spray painting tool in the spray painting process of the H-shaped steel or the I-shaped steel, so that the workers are easy and convenient to operate, and the spray painting efficiency of the H-shaped steel or the I-shaped steel is improved.

The embodiment of the application also discloses a steel structure paint spraying process.

The steel structure paint spraying process comprises the following specific steps: s1, the H-shaped steel or the I-shaped steel is placed at the top of the conveying roller 2, the two limiting rollers 7 are driven to move to the positions which are opposite to the two sides of the H-shaped steel or the I-shaped steel in the mutually approaching direction through the rotation of the bidirectional screw rod 9, and then the H-shaped steel or the I-shaped steel is limited and stably conveyed through the rotation of the conveying roller 2 of the conveying mechanism.

And S2, driving the fine adjustment block 24 to move towards the direction close to or away from the mounting part 121 through the rotation of the fine adjustment screw rod 26 so as to adjust the levelness of the position of the paint spraying head 13.

S3, the lifting screw rod 17 drives the mounting base 12 to move in the vertical direction through the rotation of the lifting worm wheel 16, the paint spraying head 13 is rotated through the rotation of the rotating shaft 21 driven by the rotating worm wheel 22, and the paint spraying treatment on the surface of the conveyed H-shaped steel or I-shaped steel is further realized by the paint spraying head 13.

And S4, the spray-painted H-shaped steel or I-shaped steel is stably conveyed to a drying box 29 of the drying mechanism for drying through the rotation of the conveying roller 2 of the conveying mechanism.

S5, taking down the H-shaped steel or I-shaped steel after being painted and dried from the top of the conveying roller 2 of the conveying mechanism, and realizing centralized treatment of the H-shaped steel or I-shaped steel after being painted and dried.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel construction paint spraying apparatus which characterized in that: including conveying mechanism and the mechanism of spraying paint, conveying mechanism is used for carrying the work piece, the mechanism of spraying paint is including frame (11), the subassembly and the lifting unit that spray paint of spraying paint, the subassembly that sprays paint includes two sets of mount pads (12) and the first (13) that sprays paint, and is two sets of mount pad (12) and the first (13) that sprays paint are located the both sides of carrying the work piece respectively, the first (13) that sprays paint rotate to be installed in mount pad (12) and be used for spraying paint to the work piece, mount pad (12) are provided with drive and spray paint first (13) pivoted runner assembly, lifting unit sets up in frame (11) of spraying paint and is used for driving two mount pads (12) and go up and down.

2. The painting device for steel structures according to claim 1, wherein: the lifting assembly comprises a lifting motor (14), a driving rod (15), a lifting worm wheel (16), a lifting screw rod (17) and a lifting guide piece, wherein the lifting motor (14) is installed on a paint spraying frame (11), the driving rod (15) is fixedly installed at the output end of the lifting motor (14), the lifting worm wheel (16) is provided with two worm sections (151) which are respectively meshed with the two lifting worm wheels (16) and are installed on the paint spraying frame (11) in a rotating mode, the lifting screw rod (17) is provided with two lifting screw rods (17), the two lifting screw rods (17) are respectively arranged in the two lifting worm wheels (16) in a penetrating mode and in threaded fit with the lifting worm wheels (16), the mounting base (12) is fixedly installed on the two lifting screw rods (17) respectively, and the lifting guide piece is used for limiting the rotation of the lifting screw rod (17) around the axis of the lifting screw rod.

3. The painting device for the steel structure according to claim 2, characterized in that: the lifting guide piece comprises two limiting rods (18), the two limiting rods (18) are fixedly installed on the two installation bases (12) respectively, and the two limiting rods (18) penetrate through the paint spraying frame (11) in the vertical direction respectively and are matched with the paint spraying frame (11) in a sliding mode.

4. The painting apparatus for steel structure according to claim 3, wherein: lifting screw (17) and/or gag lever post (18) fixed mounting have limiting plate (19), limiting plate (19) are located the top of frame (11) that sprays paint.

5. The painting device for steel structures according to claim 1, wherein: the runner assembly is including rotating motor (20), pivot (21), rotating worm wheel (22) and rotating worm (23), pivot (21) are rotated and are installed in mount pad (12), pivot (21) wear to locate spray paint head (13) and with spray paint head (13) fixed coordination, rotate the coaxial fixed connection in pivot (21) of worm wheel (22), install in mount pad (12) rotation motor (20), rotate worm (23) fixed connection in the output that rotates motor (20) and with rotate worm wheel (22) meshing.

6. The painting device for steel structures according to claim 1, wherein: mount pad (12) are including installation department (121) and fixed part (122), lifting unit is used for driving fixed part (122) and goes up and down, spray head (13) set up in installation department (121), installation department (121) rotate to be connected in fixed part (122), fixed part (122) are provided with the fine setting subassembly, the fine setting subassembly includes fine setting piece (24), fine setting motion spare and fine setting reset piece, the one end of fine setting piece (24) is the wedge setting, the wedge face of fine setting piece (24) is contradicted in installation department (121), fine setting motion spare is used for driving fine setting piece (24) and moves towards the direction that is close to or keeps away from installation department (121), fine setting reset piece is used for making fine setting piece (24) towards fine setting piece (24) place direction rotation.

7. The painting device for steel structures according to claim 6, wherein: the fine setting moving part includes fine setting lead screw (26) and fine setting motor (27), sliding tray (25) have been seted up towards one side of installation department (121) to fixed part (122), fine setting piece (24) are located sliding tray (25) and with sliding tray (25) the cooperation of sliding, fine setting lead screw (26) are rotated and are installed in fixed part (122), fine setting lead screw (26) are worn to locate fine setting piece (24) and with fine setting piece (24) screw-thread fit, fine setting motor (27) are used for driving fine setting lead screw (26) and rotate.

8. The painting device for steel structures according to claim 6, wherein: the fine setting piece that resets includes reset torsion spring (28), reset torsion spring (28) one end is connected in installation department (121), the other end connects in fixed part (122).

9. The painting device for steel structures according to claim 1, wherein: the conveying mechanism comprises a conveying assembly and a limiting assembly, the conveying assembly comprises a conveying frame (1), a plurality of conveying rollers (2) and a conveying driving piece, the conveying rollers (2) are rotatably arranged on the conveying frame (1) and distributed in the horizontal direction, and the conveying driving piece is used for driving each conveying roller (2) to rotate;

spacing subassembly includes spacing seat (6), spacing roller (7), spacing motor (8), two-way lead screw (9) and spacing guide bar (10), spacing seat (6) are provided with two and are located the both sides of work piece respectively, spacing roller (7) are provided with two and rotate respectively and install in two spacing seats (6), two-way lead screw (9) are rotated and are installed in carriage (1), two-way lead screw (9) screw thread is worn to locate two spacing seats (6) respectively and with spacing seat (6) screw-thread fit to opposite both ends soon, spacing guide bar (10) fixed mounting is parallel in carriage (1) and with two-way lead screw (9), spacing guide bar (10) are worn to locate two spacing seats (6) and are slided the cooperation with spacing seat (6), spacing motor (8) are used for driving two-way lead screw (9) to rotate.

10. The steel structure paint spraying process according to any one of claims 1 to 9, wherein: the method comprises the following steps:

s1, limiting and stably conveying the H-shaped steel or the I-shaped steel through a conveying mechanism;

s2, adjusting the levelness of the position of the paint spray head (13);

s3, realizing paint spraying treatment on the surface of the conveyed H-shaped steel or I-shaped steel through the movement of the mounting seat (12) along the vertical direction and the rotation of the paint spraying head (13);

s4, stably feeding the painted H-shaped steel or I-shaped steel to a drying mechanism through a conveying mechanism for drying;

s5, taking down the H-shaped steel or I-shaped steel after painting and drying from the conveying mechanism.