CN220048700U - Air heater casing paint spraying equipment - Google Patents

Abstract

The utility model discloses air preheater shell paint spraying equipment which comprises a paint spraying box, a box door and a servo motor, wherein a feeding seat is arranged on the front side of the paint spraying box, a feeding roller is uniformly rotatably arranged on the surface of the feeding seat, the front end of the paint spraying box is rotatably connected with the box door, a movable rod is arranged on the rotary screw rod, a positioning ball rod is uniformly arranged on the outer side of the movable rod, a paint spraying assembly is arranged in the paint spraying box, an air drying assembly is arranged above the inner side of the paint spraying box, an inner plate is arranged at the inner end of the inner side of the paint spraying box, a supporting plate is arranged in the middle of the surface of the inner plate, and a paint storage cavity is arranged in the paint spraying box. This air heater casing paint spraying apparatus through the use of this inside air-drying subassembly of spray booth, can air-dry the casing after the inside all-round paint spraying fast for the air-drying speed of casing after the paint spraying, and then accelerate the production efficiency of this air heater casing.

Description

A kind of air preheater casing spray painting equipment

Technical field

The utility model relates to the technical field related to air preheaters, specifically an air preheater casing spray painting equipment.

Background technique

The air preheater is a heating surface where the flue gas in the tail flue of the boiler preheats the air before entering the boiler to a certain temperature through the internal heat sink. It is a device used to improve the heat exchange performance of the boiler and reduce energy consumption; It is mainly composed of three parts: the box casing, the heat pipe bundle, and the middle partition. When the box casing is processed, its surface needs to be treated with anti-oxidation spray paint to ensure the quality of the box casing;

The existing publication number is CN 209362799U, which discloses an automatic casing painting equipment, including a rotating tray. The rotating tray is provided with a number of positioning bases for supporting the casing, and a number of workstations are provided on the circumferential side of the rotating tray. Each station includes an outer circle spray mechanism and an inner circle spray mechanism. The outer circle spray mechanism and the inner circle spray mechanism each include a guide rail, a screw rod and a first motor. The screw rod is equipped with a spray gun, and the motor drives the screw rod. Rotate to make the spray gun move up and down along the guide rail and screw rod. Each station side is provided with a detection sensor, a lifting drive mechanism and a rotation drive mechanism. The output shaft of the rotation drive mechanism is set vertically, and the top of the output shaft of the rotation drive mechanism is set There is a friction block, and the lifting drive mechanism is used to move the rotation drive mechanism up and down to make the friction block contact or disengage from the positioning base;

Although the above-mentioned document can paint the inner and outer circumferences of the casing at the same time to improve production efficiency, the casing after painting inside is slowly rotated and air-dried with the rotational drive mechanism, which is less efficient, and the machine casing in the above-mentioned document. The casing is placed on a fixed-size positioning base, which is inconvenient to use when encountering casings of different sizes;

Therefore, it is necessary to propose an air preheater casing spray painting equipment to solve the above-mentioned problems.

Utility model content

The purpose of this utility model is to provide an air preheater casing painting equipment to solve the problems raised by the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

An air preheater casing spray painting equipment, including a spray paint box, a box door and a servo motor. A feeding seat is installed on the front side of the paint spray box, and a feeding roller is installed on the surface of the feeding seat to rotate evenly. The front end of the spray paint box is rotatably connected to a door, and the surface of the door is provided with an exhaust port. The inner end of the paint spray box is provided with a concave frame, and the inside of the concave frame is rotatably connected to a rotating screw rod. The rotating screw rod One end of the paint spray box is connected to the servo motor arranged on the surface of the paint spray box. The rotating screw rod is provided with a movable rod, and the outside of the movable rod is evenly provided with a positioning ball. A spray paint assembly is installed inside the paint spray box. , and an air-drying component is installed above the interior of the paint spray box. An inner panel is installed at the inner end of the paint spray box, and a support plate is installed in the middle of the surface of the inner panel. A paint storage cavity is provided inside the paint spray box.

Preferably, the connection between the rotating screw and the movable rod is a threaded connection, and the movable rod is provided with two groups on the rotating screw, and the two groups of movable rods move in opposite directions on the surface of the rotating screw, and the movable rod moves in opposite directions on the surface of the rotating screw. The inner end of the rod is engaged and slidably arranged inside the concave frame. The surface of the movable rod is connected to the positioning cue rod by welding, and several positioning cue rods are evenly arranged on the movable rod.

Preferably, the painting assembly includes a suction pump, a suction pipe, a conduit, a paint frame and a spray head. The suction pump is installed at the inner bottom of the inner panel, and one end of the suction pump is connected to a There is a suction pipe below the paint chamber, and the other end of the suction pump is connected to a conduit, and a paint frame is connected to the liquid conduit, and a paint spray head is evenly installed on the surface of the paint frame.

Preferably, the air-drying assembly includes an air bag, which is installed above the paint spray box, and one end of the air bag is connected to an air guide tube, and the lower part of the air guide tube passes through the top of the paint spray box and is arranged inside the paint spray box. The connecting pipes above are connected, and an air supply frame is connected to the connecting pipe. The surface of the air supply frame is evenly provided with air jets.

Preferably, the paint frames and air supply frames are evenly distributed inside the paint spray box, and the paint frames and air supply frames are staggered with each other.

Compared with the existing technology, the beneficial effects of this utility model are: the air preheater casing painting equipment,

(1) Through the use of the air-drying component inside the paint box, the casing after all-round internal painting can be quickly air-dried, speeding up the air-drying speed of the casing after painting, and thus speeding up the production efficiency of the air preheater casing;

(2) The rotating screw rod on the surface of the servo motor drives the movable rod to move to both sides, so that the positioning ball on the surface of the movable rod can expand and clamp the incoming casing to facilitate the fixation of casings of different sizes. It is simple to operate and easy to use. convenient.

Description of the drawings

Figure 1 is a schematic front view of the structure of the utility model;

Figure 2 is a schematic side view of the structure of the utility model;

Figure 3 is a schematic side cross-sectional structural diagram of the utility model;

Figure 4 is a schematic diagram of the connection structure between the paint frame and the air supply frame of the present utility model.

In the picture:

1. Spray paint box; 2. Feeding seat; 3. Feeding roller; 4. Box door; 5. Exhaust port; 6. Concave frame; 7. Rotating screw; 8. Movable rod; 9. Servo motor; 10 , Positioning club; 11. Spray painting components; 1101. Suction pump; 1102. Suction pipe; 1103. Liquid conduit; 1104. Paint frame; 1105. Paint spray head; 12. Air-drying components; 1201. Air bag; 1202 , air guide pipe; 1203, connecting pipe; 1204, air supply frame; 1205, air jet; 13, support plate; 14, inner plate; 15, paint storage cavity.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example.

Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-4. The present utility model provides a technical solution: an air preheater casing spray painting equipment, including a spray paint box 1, a door 4 and a servo motor 9. A feeding material is installed on the front side of the spray paint box 1. Seat 2, and the surface of the feeding seat 2 is evenly rotated with a feeding roller 3 installed. The front end of the spray paint box 1 is rotatably connected to a box door 4, and the surface of the box door 4 is provided with an exhaust port 5. The inner end of the spray paint box 1 A concave frame 6 is provided, and a rotating screw 7 is rotatably connected inside the concave frame 6. One end of the rotating screw 7 penetrates the spray paint box 1 and is connected to a servo motor 9 arranged on the surface of the spray paint box 1. The rotating screw 7 is provided with There is a movable rod 8, and positioning ball rods 10 are evenly arranged on the outside of the movable rod 8. The connection between the rotating screw rod 7 and the movable rod 8 is a threaded connection.

In some embodiments, two groups of movable rods 8 are provided on the rotating screw rod 7. The two groups of movable rods 8 move in opposite directions on the surface of the rotating screw rod 7. The inner ends of the movable rods 8 are engaged and slidably arranged in the concave frame. 6, the surface of the movable rod 8 and the positioning cue 10 are connected by welding, and several positioning cue rods 10 are evenly arranged on the movable rod 8. By rotating the screw rod 7, the two sets of movable rods 8 are driven to move toward each other. , so that the positioning ball bar 10 on the surface of the movable rod 8 moves outward to squeeze the casing to facilitate the positioning of the air preheater casing.

A paint spray assembly 11 is installed inside the paint spray box 1. In some embodiments, the paint spray assembly 11 includes a suction pump 1101, a suction pipe 1102, a conduit 1103, a paint frame 1104 and a paint spray head 1105. The material pump 1101 is installed at the inner bottom of the inner panel 14, and one end of the suction pump 1101 is connected to the suction pipe 1102 located below the paint storage chamber 15, and the other end of the suction pump 1101 is connected to a conduit 1103, and the liquid is The pipe 1103 is connected with a paint frame 1104, and a paint spray head 1105 is evenly installed on the surface of the paint frame 1104. Through the use of the paint spray assembly 11, it is convenient to spray paint the air preheater casing, and the inside of the paint box 1 An air-drying assembly 12 is installed above, an inner panel 14 is installed at the inner end of the paint spray box 1, and a support plate 13 is installed in the middle of the surface of the inner panel 14. A paint storage chamber 15 is provided inside the paint spray box 1.

In some embodiments, the air-drying assembly 12 includes an air bag 1201. The air bag 1201 is installed above the spray paint box 1, and one end of the air bag 1201 is connected to an air guide 1202. The lower part of the air guide 1202 passes through the top of the spray paint box 1. It is connected to the connecting pipe 1203 arranged above the interior of the spray paint box 1. The connecting pipe 1203 is connected with an air supply frame 1204. The surface of the air supply frame 1204 is evenly provided with air jets 1205, which can pass through the air jets 1205 on the air drying assembly 12. The use of the paint frame 1104 and the air supply frame 1204 are evenly distributed inside the paint box 1, and the paint frame 1104 and the air supply frame 1204 are staggered to improve the machine casing. Uniformity of shell air drying.

working principle:

First, when in use, the air preheater casing is passed through the loading roller 3 on the surface of the loading seat 2 to the door 4 of the spray paint box 1, and the upper end of the casing is stuck on the support inside the spray paint box 1 Above the plate 13, push the casing into the inside of the spray paint box 1, and turn on the servo motor 9, so that the servo motor 9 drives the rotating screw 7 inside the concave frame 6 to rotate, so that the rotating screw 7 drives the two groups on its surface The thread movement of the movable rod 8 causes the two groups of movable rods 8 to move outward, so that the positioning balls 10 on the surface of the movable rod 8 move to both sides to squeeze the casing, so as to position the casing before painting;

When spraying paint, the suction pump 1101 on the spray painting assembly 11 can be opened, so that the suction pipe 11 sucks the paint in the paint storage chamber 15 inside the paint spray box 1 and discharges it into the liquid conduit 1103, so that the liquid can be conveyed The pipe 1103 discharges the paint into the paint frame 1104, and sprays the paint through the paint spray head 1105 on the surface of the paint frame 1104. The paint spray head 1105 is evenly distributed on the paint frame 1104, and the paint frame 1104 is in the paint frame. The inside of box 1 is evenly distributed, so that the surface of the casing can be spray-painted in all directions;

After the spray painting process, the air drying assembly 12 above the spray paint box 1 can be opened, so that the air bag 1201 guides the air into the connecting pipe 1203 through the air guide tube 1202, so that the air enters the air supply frame 1204 and passes through the air jet on the surface of the air supply frame 1204. 1205 sprays out the gas to facilitate blowing the painted casing to make it dry quickly. The gas inside the spray paint box 1 can be discharged from the exhaust port 5 on the surface of the box door 4.

The above is the principle of use of the air preheater casing spray painting equipment.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features. Within the spirit and principles of the present utility model, any modifications, equivalent substitutions, improvements, etc. shall be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides an air heater casing paint spraying apparatus, includes spray booth (1), chamber door (4) and servo motor (9), its characterized in that: the front side of spray paint case (1) is installed material loading seat (2), and the surface of material loading seat (2) evenly rotates installs material loading cylinder (3), the front end of spray paint case (1) rotates and is connected with chamber door (4), and gas vent (5) have been seted up on the surface of chamber door (4), the inner of spray paint case (1) is provided with concave frame (6), and the inside rotation of concave frame (6) is connected with rotation lead screw (7), the one end of rotation lead screw (7) runs through spray paint case (1) and is connected with servo motor (9) of arranging at spray paint case (1) surface, be provided with movable rod (8) on rotation lead screw (7), and the outside of movable rod (8) evenly is provided with location club (10), the internally mounted of spray paint case (1) has spray paint subassembly (11), and the inside top of spray paint case (1) installs air-drying subassembly (12), the inner panel (14) is installed to the inboard of spray paint case (1), and the surface mid-mounting of (14) has backup pad (13), the inside of spray paint case (1) is provided with interior chamber (15).

2. An air preheater housing spray apparatus as set forth in claim 1, wherein: the utility model discloses a ball screw, including movable rod (8), screw rod (7), movable rod (8), fixed ball rod (10), screw rod (8), fixed ball rod (10) and fixed ball rod (10) are fixed together, the connected mode of rotating screw rod (7) and movable rod (8) is threaded connection, and movable rod (8) are provided with two sets of on rotating screw rod (7), two sets of movable rod (8) are opposite at the surface motion direction of rotating screw rod (7), the inner block of movable rod (8) slides the inside that sets up in concave frame (6), the connected mode of surface and location club (10) is welded connection, and evenly is provided with a plurality of on movable rod (8).

3. An air preheater housing spray apparatus as set forth in claim 1, wherein: the paint spraying assembly (11) comprises a suction pump (1101), a suction pipe (1102), a liquid guide pipe (1103), a paint frame (1104) and a paint spraying head (1105), wherein the suction pump (1101) is arranged at the inner bottom of an inner plate (14), one end of the suction pump (1101) is connected with the suction pipe (1102) positioned below a paint storage cavity (15), the other end of the suction pump (1101) is connected with the liquid guide pipe (1103), the paint frame (1104) is communicated with the liquid guide pipe (1103), and the paint spraying head (1105) is uniformly arranged on the surface of the paint frame (1104).

4. An air preheater housing spray apparatus as set forth in claim 1, wherein: air-dry subassembly (12) include air pocket (1201), the top at spray paint box (1) is installed to air pocket (1201), and the one end of air pocket (1201) is connected with air duct (1202), the top that spray paint box (1) was passed to the below of air duct (1202) is linked together with connecting pipe (1203) of arranging in spray paint box (1) inside top, the intercommunication is provided with air feed frame (1204) on connecting pipe (1203), the surface of air feed frame (1204) evenly is provided with air jet (1205).

5. An air preheater housing spray apparatus as set forth in claim 3, wherein: paint vehicle frame (1104) and air feed frame (1204) evenly distributed are in the inside of paint spraying box (1), and are crisscross setting each other between paint vehicle frame (1104) and air feed frame (1204).