Hot melt adhesive spraying equipment for outer panels

Abstract

The utility model relates to hot melt adhesive spraying equipment for outer panels, comprising an outer panel front conveyor line, an outer panel rear conveyor line, a movable spraying assembly, an upper platform, a ladder and a control cabinet. The outer panel front conveyor line and the outer panel rear conveyor line are both installed below the movable spraying assembly, the top of the movable spraying assembly is provided with an upper platform, the side wall of the upper platform is connected with a ladder by welding, the control cabinet is placed on the top of the upper platform, the movable spraying assembly comprises a support frame, the top of the support frame is fixedly provided with a limit bar and a rack, the side wall of the support frame is fixedly provided with a control box and a planetary reducer, the movable spraying assembly comprises a gear and an x-direction moving motor, the utility model can reduce the steps of heating and baking to make the adhesive dry quickly by using solid hot melt adhesive, and can achieve the effect of fully automatic tracking of the outer panel and spraying hot melt adhesive, saving manpower and improving production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of hot melt adhesive spraying, in particular to hot melt adhesive spraying equipment for outer side plates. Background Art

[0002] This product is mainly used in the production of refrigerated containers and box industries that require foaming. In the production process of refrigerated boxes, polyurethane foaming is required for the box side panels, bottom panels, door panels, top panels and other parts to achieve the box insulation function. The previous production process was to spray a layer of adhesive on the foamed stainless steel and aluminum alloy plates before foaming each component. Since the adhesive is liquid and requires a diluent, it will evaporate and pollute the environment during spraying, causing environmental pollution and a poor working environment for workers.

[0003] Traditional liquid glue needs to be heated, baked and dried after spraying, and it is not environmentally friendly and has poor adhesion. It cannot realize fully automated gluing of reinforcing ribs on panels of different sizes. It requires a lot of manpower and is inefficient. Based on this situation, our company has designed and developed a hot melt glue spraying equipment for this industry. The working principle is to heat the solid hot melt glue to make it have a certain fluidity, and spray the hot melt glue on the stainless steel plate and aluminum alloy plate through the glue machine equipment, so that it can play a bonding role during foaming, which can reduce the heating and drying steps. At the same time, fully automated transportation and gluing can save manpower. Utility Model Content

[0004] In view of the technical problems in existing patents that traditional liquid glue needs to be heated, baked and dried after spraying, is environmentally friendly and has poor adhesion, and cannot achieve fully automated gluing of reinforcing ribs on panels of different sizes, requires a large amount of manpower and has low efficiency, the utility model provides outer panel hot melt glue spraying equipment.

[0005] The technical solution adopted by the utility model is: outer panel hot melt adhesive spraying equipment, including outer panel front conveyor line, outer panel rear conveyor line, movable spraying assembly, upper platform, ladder and control cabinet, the outer panel front conveyor line and the outer panel rear conveyor line are both installed below the movable spraying assembly, the upper platform is installed on the top of the movable spraying assembly, the side wall of the upper platform is connected to the ladder by welding, and the control cabinet is placed on the top of the upper platform.

[0006] Furthermore, the movable spraying assembly includes a support frame, the top of which is fixedly provided with a limit bar and a rack, the side wall of which is fixedly provided with a control box and a planetary reducer, the support frame can support various components on the movable spraying assembly, the limit bar can limit the x-axis movable beam, the rack can mesh with the gear, and the control box can control the start-up of various components in the spraying equipment.

[0007] Furthermore, the movable spraying assembly includes gear one and an x-direction moving motor, the gear one is meshed with the rack one, the gear one is fixedly connected to the output shaft of the x-direction moving motor, the gear one is meshed with the rack one, and the x-direction moving motor is started to drive gear one to rotate.

[0008] Furthermore, the movable spraying assembly includes an x-directional moving beam, the side of the x-directional moving beam is clamped with the limit strip, the x-directional moving motor is fixedly mounted on the port of the x-directional moving beam, the side wall of the x-directional moving beam is fixedly mounted with a planetary reducer 2, the x-directional moving beam is slidingly connected to the planetary reducer 1, the x-directional moving beam can support the planetary reducer 2 and the x-directional moving motor, and the planetary reducer 2 can make the x-directional moving beam more stable.

[0009] Furthermore, the movable spraying assembly includes a second rack and a second gear. The second rack is fixedly mounted in the x-direction movable beam. The second gear is meshed with the second rack, and the second gear is meshed with the second rack to facilitate the movement of the second gear.

[0010] Furthermore, the movable spraying assembly includes a y-direction movable motor and a y-direction movable slide, the output shaft of the y-direction movable motor is fixedly connected to the gear 2, the y-direction movable motor is fixedly mounted on the side wall of the y-direction movable slide, and the y-direction movable slide can fix the y-direction movable motor and the adjustment mechanism.

[0011] Furthermore, the movable spraying assembly includes an adjustment mechanism and a spray gun, the adjustment mechanism is fixedly mounted on the bottom of the y-axis movable slide, the spray gun is fixedly connected to the adjustment mechanism, the adjustment mechanism can adjust the angle of the spray gun, and the spray gun can spray hot melt adhesive.

[0012] The beneficial effect of the utility model is that compared with the prior art, in the utility model, through the setting of the movable spraying component, the effect of reducing the steps of heating, baking and drying required after the traditional liquid glue spraying can be achieved. The use of hot melt adhesive is more environmentally friendly, has stronger adhesion, and saves power. Moreover, through the setting of the movable spraying component, the reinforcing ribs on the board surface can also be fully automatically tracked and sprayed, which can save manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a left-side structural schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0015] Figure 3 It is a front view structural schematic diagram of the utility model;

[0016] Figure 4 It is a schematic diagram of the planar left-side structure of the utility model;

[0017] Figure 5 This is a schematic diagram of the top view of the movable spraying assembly of the utility model;

[0018] Figure 6 It is a schematic diagram of the structure of the movable spraying assembly of the utility model when viewed from above.

[0019] The markings in the figure are: 1. Conveyor line in front of outer plate; 2. Conveyor line behind outer plate; 3. Movable spray assembly; 301. Support frame; 302. Limit bar; 303. Rack 1; 304. Control box; 305. Planetary reducer 1; 306. Gear 1; 307. X-axis moving motor; 308. X-axis moving beam; 309. Planetary reducer 2; 310. Rack 2; 311. Gear 2; 312. Y-axis moving motor; 313. Y-axis moving slide; 314. Adjustment mechanism; 315. Spray gun; 4. Upper platform; 5. Ladder; 6. Control cabinet. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be noted that the terms "front", "up", "down", "left", "right", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The following is combined with Figure 1-4 The utility model is further described.

[0023] In order to solve the problems existing in the background technology, the present application proposes the following technical solution: hot melt adhesive spraying equipment for outer panels.

[0024] The specific technical scheme includes an outer plate front conveyor line 1, an outer plate rear conveyor line 2, a movable spray assembly 3, an upper platform 4, a ladder 5 and a control cabinet 6. The outer plate front conveyor line 1 and the outer plate rear conveyor line 2 are both installed below the movable spray assembly 3. The upper platform 4 is installed on the top of the movable spray assembly 3. The side wall of the upper platform 4 is connected to the ladder 5 by welding, and the control cabinet 6 is placed on the top of the upper platform 4.

[0025] Rollers are fixedly installed on the outer plate front conveyor line 1 and the outer plate rear conveyor line 2. The outer plate is placed on the roller on the outer plate front conveyor line 1. The rotation of the roller is controlled by the control cabinet 6. The roller drives the outer plate to move to the bottom of the movable spraying component 3. The workpiece detection sensor and the workpiece walking speed tracking encoder on the movable spraying component 3 are started, which can track the moving speed and position of the outer plate and transmit them to the control cabinet 6. The control cabinet 6 controls the movable spraying component 3. The movable spraying component 3 can heat the hot melt adhesive to facilitate the spraying of hot melt adhesive on the reinforcement ribs on the outer plate. After the spraying is completed, the outer plate moves to the roller on the outer plate rear conveyor line 2. The rotation of the roller drives the outer plate to move, and the outer plate that has been sprayed with glue can be stored.

[0026] The movable spraying assembly 3 includes a support frame 301, a limit bar 302 and a rack 303 are fixedly installed on the top of the support frame 301, a control box 304 and a planetary reducer 305 are fixedly installed on the side wall of the support frame 301, the movable spraying assembly 3 includes a gear 306 and an x-direction moving motor 307, the gear 306 is meshed with the rack 303, the gear 306 is fixedly connected to the output shaft of the x-direction moving motor 307, the movable spraying assembly 3 includes an x-direction moving beam 308, the side of the x-direction moving beam 308 is clamped with the limit bar 302, the x-direction moving motor 307 is fixedly installed at the port of the x-direction moving beam 308, and the side wall of the x-direction moving beam 308 is fixedly installed with a planetary reducer 305. 09, the x-direction moving beam 308 is slidingly connected to the planetary reducer 1 305, the movable spraying assembly 3 includes a rack 2 310 and a gear 2 311, the rack 2 310 is fixedly installed in the x-direction moving beam 308, the gear 2 311 is meshed with the rack 2 310, the movable spraying assembly 3 includes a y-direction moving motor 312 and a y-direction moving slide 313, the output shaft of the y-direction moving motor 312 is fixedly connected to the gear 2 311, the y-direction moving motor 312 is fixedly installed on the side wall of the y-direction moving slide 313, the movable spraying assembly 3 includes an adjusting mechanism 314 and a spray gun 315, the adjusting mechanism 314 is fixedly installed on the bottom of the y-direction moving slide 313, and the spray gun 315 is fixedly connected to the adjusting mechanism 314.

[0027] The direction of workpiece movement is the x direction, and the central axis direction of the x-moving beam 308 is the y direction. When the workpiece detection sensor and the workpiece travel speed tracking encoder detect that the outer plate moves to the bottom of the spray gun 315, the workpiece detection sensor and the workpiece travel speed tracking encoder transmit the information to the control box 304 in the control cabinet 6, and the control box 304 controls the x-moving motor 307 to start and drive the gear 1 306 to rotate, and the gear 1 306 is meshed with the rack 1 303. The x-moving motor 307 is fixed by the x-moving beam 308, and the x-moving beam 308 is limited by the limit bar 302. The x-moving beam 308 can only move along the x direction. It cannot rotate, so gear 1 306 rotates and moves in the downward direction at the same time, gear 1 306 drives the x-direction moving motor 307 to move, the x-direction moving motor 307 drives the x-direction moving beam 308 to move, the x-direction moving beam 308 drives rack 2 310 and y-direction moving slide 313 to move, rack 2 310 drives gear 2 311 to move, gear 2 311 drives the y-direction moving motor 312 to move, the y-direction moving slide 313 drives the adjustment mechanism 314 to move, the adjustment mechanism 314 drives the spray gun 315 to move along the x-direction, the spray gun 315 moves in the same direction and speed as the outer plate, and the spray gun 315 remains relatively still with the outer plate in the x-direction.

[0028] Start the y-direction moving motor 312 to drive gear 2 311 to rotate, gear 2 311 meshes with rack 2 310, y-direction moving motor 312 is fixed by y-direction moving slide 313, the top of y-direction moving slide 313 is clamped with x-direction moving beam 308 through a slider, y-direction moving slide 313 is limited by x-direction moving beam 308 and cannot rotate, so gear 2 311 rotates and moves along the y direction at the same time, gear 2 311 moves and drives y-direction moving motor 312 to move, y-direction moving motor 312 drives y-direction moving slide 313 to move, y-direction moving slide 313 drives adjustment mechanism 314 to move, adjustment mechanism 314 drives spray gun 315 to move, spray gun 315 moves in a certain direction, heated hot melt adhesive is delivered to spray gun 315 by glue machine, and spray gun 315 can spray hot melt adhesive to the reinforcement ribs of the outer plate.

[0029] The support frame 301 can support various components on the movable spraying assembly 3, the planetary reducer 1 305 can make the x-axis moving beam 308 more stable when moving, the planetary reducer 2 309 can make the y-axis moving slide 313 more stable when moving, the motor in the adjustment mechanism 314 is started to drive the spray gun 315 to rotate, and the angle between the spray gun 315 and the outer plate can be adjusted, which is suitable for outer plates of different sizes, the gear 2 311, the y-axis moving motor 312, the y-axis moving slide 313, the adjustment mechanism 314 and the spray gun 315 are all provided in two groups, and the distance between the two groups of components can be adjusted, which can be suitable for outer plates of different widths.

[0030] In order for those skilled in the art to fully understand the technical solution, this application makes the following overall summary:

[0031] When in use, the outer panel front conveyor line 1 can convey the outer panel to the movable spray assembly 3, the outer panel rear conveyor line 2 can convey the outer panel that has been sprayed away, the movable spray assembly 3 can spray hot melt adhesive on the reinforcing ribs on the outer panel, the upper platform 4 can support the ladder 5 and the control cabinet 6, the ladder 5 can easily reach the upper platform 4, and the control cabinet 6 can centrally control electrical equipment.

[0032] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0033] Although the embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. External panel hot melt adhesive spraying equipment, characterized in that: The invention comprises an outer plate front conveyor line (1), an outer plate rear conveyor line (2), a movable spraying assembly (3), an upper platform (4), a ladder (5) and a control cabinet (6); the outer plate front conveyor line (1) and the outer plate rear conveyor line (2) are both installed below the movable spraying assembly (3); the upper platform (4) is installed on the top of the movable spraying assembly (3); the side wall of the upper platform (4) is connected to the ladder (5) by welding; and the control cabinet (6) is placed on the top of the upper platform (4).

2. The outer panel hot melt adhesive spraying equipment according to claim 1, characterized in that: The movable spraying assembly (3) comprises a support frame (301), a limit bar (302) and a rack (303) are fixedly mounted on the top of the support frame (301), and a control box (304) and a planetary reducer (305) are fixedly mounted on the side wall of the support frame (301).

3. The outer panel hot melt adhesive spraying equipment according to claim 2, characterized in that: The movable spraying assembly (3) comprises a gear 1 (306) and an x-moving motor (307), wherein the gear 1 (306) is meshed with the rack 1 (303), and the gear 1 (306) is fixedly connected to the output shaft of the x-moving motor (307).

4. The outer panel hot melt adhesive spraying equipment according to claim 3, characterized in that: The movable spraying assembly (3) includes an x-direction movable beam (308), the side of the x-direction movable beam (308) is clamped with the limit strip (302), the x-direction movable motor (307) is fixedly mounted on the port of the x-direction movable beam (308), the side wall of the x-direction movable beam (308) is fixedly mounted with a planetary reducer 2 (309), and the x-direction movable beam (308) is slidably connected with the planetary reducer 1 (305).

5. The outer panel hot melt adhesive spraying equipment according to claim 4, characterized in that: The movable spraying assembly (3) comprises a second rack (310) and a second gear (311), wherein the second rack (310) is fixedly mounted in the x-direction movable beam (308), and the second gear (311) is meshed with the second rack (310).

6. The outer panel hot melt adhesive spraying equipment according to claim 5, characterized in that: The movable spraying assembly (3) comprises a y-direction movable motor (312) and a y-direction movable slide (313), wherein the output shaft of the y-direction movable motor (312) is fixedly connected to the gear 2 (311), and the y-direction movable motor (312) is fixedly mounted on the side wall of the y-direction movable slide (313).

7. The outer panel hot melt adhesive spraying equipment according to claim 6, characterized in that: The movable spraying assembly (3) comprises an adjustment mechanism (314) and a spray gun (315); the adjustment mechanism (314) is fixedly mounted on the bottom of the y-direction movable slide (313); and the spray gun (315) is fixedly connected to the adjustment mechanism (314).

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