CN218486388U

CN218486388U - Outer surface spraying device of packaging barrel

Info

Publication number: CN218486388U
Application number: CN202222303078.3U
Authority: CN
Inventors: 李利华; 顾士忠
Original assignee: Yingkou Dalongxing Packaging Co ltd
Current assignee: Yingkou Dalongxing Packaging Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-02-17
Anticipated expiration: 2032-08-31

Abstract

The utility model provides a pail pack surface spraying device, affiliated pail pack production technical field, comprising a base plate, the last lateral wall fixed mounting of bottom plate has the base, the lateral wall of base rotates and is connected with places the seat, the gear has been cup jointed to the lateral wall of motor output shaft, the gear meshes with the tooth mutually, when carrying out the spraying to the pail pack surface, the output shaft of motor drives the gear revolve of surface, make the tooth of circumference drive and place the seat laminating and rotate at the surface of base, spout the surface to the pail pack through the shower nozzle, make circumferential direction's pail pack carry out the spraying, through the pail pack surface evenly-spraying to continuous rotation, make the distribution that coating can be even on the pail pack surface, the effect of pail pack surface spraying has been improved, thereby the quality of pail pack has been guaranteed, and then production efficiency has been improved.

Description

Outer surface spraying device for packaging barrel

Technical Field

The utility model belongs to the technical field of the pail pack production, concretely relates to pail pack surface spraying device.

Background

The pail pack is the all kinds of barreled packaging container that indicate widely in the packaging industry, mainly used holds all kinds of barreled packaging container that indicate widely in various liquid product packaging industries, mainly used holds various liquid products, transport some products through the pail pack, make the process of transportation more convenient, in-process at pail pack production, after producing the pail pack according to the specification, need spray paint at the surface, improve the pleasing to the eye effect of pail pack, at the in-process that sprays paint to the pail pack, the in-process that carries out the spraying to the pail pack through the position of adjusting the paint sprayer, it is inhomogeneous to cause the spraying, influence the effect of spraying, we have proposed a neotype pail pack surface spraying device to this.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among prior art or the correlation technique at least, in order to solve the problem of the pail pack spraying that exists among the above-mentioned prior art, the utility model provides a pail pack surface spraying device adopts spraying mechanism to combine to rotate adjustment mechanism and reaches the effect that improves spraying efficiency. The specific technical scheme is as follows:

the utility model provides a pail pack surface spraying device, includes the bottom plate, the last lateral wall fixed mounting of bottom plate has the base, the lateral wall of base rotates and is connected with places the seat, the last lateral wall fixed mounting who places the seat has the casing, positioning mechanism is installed in the inner chamber embedding of casing, the lower lateral wall of placing the seat is seted up flutedly, the even a plurality of teeth that are provided with of inside wall circumference of recess, the lateral wall fixed mounting of base has the motor, the gear has been cup jointed to the lateral wall of motor output shaft, the gear with the tooth meshes mutually, the last lateral wall of bottom plate is provided with spraying mechanism.

Additionally, the utility model provides an among the above-mentioned technical scheme's a pail pack surface spraying device can also have following additional technical characteristic:

in the above technical scheme, the spraying mechanism includes a paint tank, the paint tank is fixedly mounted on the upper side wall of the base plate, one end of a material conveying pipe is fixedly mounted on the upper side wall of the paint tank, and the other end of the material conveying pipe is connected with a spray head.

The utility model discloses a pneumatic conveying device, including conveying pipeline, shower nozzle, connecting plate, link, the inner chamber at the riser is installed in the conveying pipeline embedding, riser fixed mounting be in the last lateral wall of bottom plate, shower nozzle fixed mounting is in the one end of flexible coupling pipe, the other end of flexible coupling pipe with the one end fixed connection of conveying pipeline, the lateral wall of shower nozzle has cup jointed the connecting plate, the lateral wall of connecting plate rotates through first connecting seat and is connected with the expansion end of cylinder, the cylinder end of cylinder rotates and is connected with the second connecting seat, second connecting seat fixed mounting be in the lateral wall of riser, the lateral wall fixed mounting of connecting plate has the one end of link, the other end of link rotates the lateral wall of connecting at the third connecting seat, the third connecting seat cup joints the lateral wall of conveying pipeline.

An observation window is embedded in the front side wall of the spraying box and is colorless and transparent.

Positioning mechanism includes the sucking disc, two the embedding of sucking disc symmetry is installed the last lateral wall of casing, the barrel is installed in the inner chamber embedding of sucking disc, the inside wall sliding connection of barrel has the top stopper, top stopper sliding connection be in the inside wall of barrel, the lateral wall fixed mounting of top stopper has the one end of movable rod, the other end fixed mounting of movable rod has the stopper, the movable rod run through in the lateral wall of barrel extends to the outside, the exhaust hole has been seted up of the lateral wall symmetry of barrel, two the lateral wall of stopper is fixed mounting respectively has the one end of connecting rod, two the fixed mounting of the other end difference symmetry of connecting rod is at the lateral wall of movable block, movable block fixed mounting is at electric putter's expansion end, electric putter's stiff end fixed mounting is in the inside wall of casing.

The side wall fixed mounting that goes up of bottom plate has the fan, the air outlet fixed connection exhaust pipe's of fan one end, exhaust pipe's other end fixed mounting has the wind dish.

And a heater is fixedly arranged in the inner cavity of the air disc.

The upper side wall of the bottom plate is fixedly provided with a supporting seat through a supporting rod, and the exhaust pipeline is embedded in an inner cavity of the supporting seat.

The utility model discloses a pail pack surface spraying device compares with prior art, and beneficial effect is:

1. when carrying out the spraying to the pail pack surface, the output shaft of motor drives the gear revolve of surface, make the tooth of circumference drive and place the seat laminating and rotate at the surface of base, spout the surface to the pail pack through the shower nozzle, make circumferential direction's pail pack spout, through the even spraying to continuous rotation's pail pack surface, make the distribution that coating can be even on the pail pack surface, the effect of pail pack surface spraying has been improved, thereby the quality of pail pack has been guaranteed, and then pail pack production efficiency has been improved.

2. When the shower nozzle direction needs to be adjusted, the expansion end of cylinder drives articulated first connecting seat and removes for first connecting seat drives the connecting plate and removes, makes the connecting plate drive the link and rotates, makes the connecting plate drive the shower nozzle laminating and rotates at the surface of third connecting seat, thereby has adjusted the direction of shower nozzle, has improved the accuracy of spraying position, and then has guaranteed the effect of pail pack surface spraying.

3. Through the observation window of the colorless transparent material of the fixed embedding installation in the front surface at the spraying case, the inside coating quantity condition of observation coating case that can be clear to the operation process that gives relevant personnel brings the facility.

4. When carrying out the spraying with the pail pack, electric putter's expansion end drives the movable block and removes for the stopper passes through the movable rod and drives the top stopper laminating and slide at the inner wall of barrel, makes the top stopper with barrel inside air outside by exhaust hole discharge, makes the inside negative pressure that forms of sucking disc, thereby fixes the pail pack on the surface of sucking disc, thereby has guaranteed the stability of pail pack spraying process, and then has improved the quality of pail pack spraying.

5. After finishing the surface spraying of pail pack, the fan blows the wind regime to pail pack surface through exhaust pipe, has improved the area that blows through the wind dish to coating air-dry efficiency has been improved.

Drawings

Fig. 1 is a schematic structural view of a device for spraying the outer surface of a packaging barrel of the present invention;

fig. 2 is a sectional view of the structure of the external surface spraying device for the packaging barrel of the present invention;

fig. 3 is a partial enlarged view of a part a of the structural cross-sectional view of the external surface spraying device of the packaging barrel of fig. 2;

wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is: 1-bottom plate, 2-placing seat, 3-shell, 4-air plate, 5-spraying box, 6-spraying head, 7-air cylinder, 8-base, 9-electric push rod, 10-supporting rod, 11-air exhaust pipe, 12-fan, 13-flexible connecting pipe, 14-third connecting seat, 15-material conveying pipe, 16-connecting frame, 17-second connecting seat, 18-first connecting seat, 19-connecting plate, 20-supporting seat, 21-heater, 22-vertical plate, 26-groove, 27-tooth, 28-motor, 29-gear, 30-cylinder, 31-movable block, 32-suction cup, 33-air exhaust hole, 34-movable rod, 35-limiting block, 36-top plug, 37-connecting rod and 38-observation window.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The present invention will be further described with reference to the following embodiments and accompanying fig. 1-3, but the present invention is not limited to these embodiments.

Example 1

A spray coating device for the outer surface of a packing bucket, as shown in figures 1-3, comprises a bottom plate 1, a base 8 is fixedly arranged on the upper side wall of the bottom plate 1, a placing seat 2 is rotatably connected with the outer side wall of the base 8, an embedded groove is arranged on the lower surface of the placing seat 2, the placing seat 2 is sleeved on the outer surface of the base 8 and is attached to the outer surface of the base to rotate through the embedded groove, a shell 3 is fixedly arranged on the upper side wall of the placing seat 2, a positioning mechanism is embedded in the inner cavity of the shell 3, the packing bucket to be sprayed is fixed on the upper surface of the placing seat 2 through the positioning mechanism, a groove 26 is arranged on the lower side wall of the placing seat 2, a plurality of teeth 27 are uniformly arranged on the inner side wall of the groove 26 in the circumferential direction, a motor 28 is fixedly arranged on the side wall of the base 8, a gear 29 is sleeved on the outer side wall of an output shaft of the motor 28, the gear 29 is meshed with the teeth 27, a groove 26 is arranged on the lower surface of the placing seat 2, the groove 26 is communicated with an embedded groove on the lower surface of the placing seat 2, the groove 26 is a circular groove cavity, a plurality of teeth 27 are sequentially and circumferentially arranged on the inner side surface of the groove 26, the motor 28 is fixed on the left side surface of the base 8, the gear 29 is fixedly sleeved on the outer surface of an output shaft of the motor 28 through a mounting hole formed in the center, the position of the motor 28 ensures that the gear 29 is meshed with the teeth 27, the motor 28 is electrically connected with an external power supply through a wire, the upper side wall of the bottom plate 1 is provided with a spraying mechanism, when the outer surface of a packaging barrel is sprayed, the packaging barrel is placed on the upper surface of the placing seat 2, after the packaging barrel is fixed on the placing seat 2, the motor 28 is connected with the power supply, the output shaft of the motor 28 drives the gear 29 on the outer surface to rotate, and the rotating gear 29 is meshed with the teeth 27 on the inner wall of the groove 26 through the gear teeth on the outer surface, make the tooth 27 of circumference drive and place 2 laminating and rotate at base 8's surface, make and place 2 pail packs that drive the upper surface through casing 3 and rotate, open the pump body of spraying mechanism inside this moment, spout the surface to the pail pack through shower nozzle 6, make circumferential direction's pail pack spout, through the pail pack surface uniform spraying to continuous rotation, make coating can even distribution on the pail pack surface, the effect of pail pack surface spraying has been improved, thereby the quality of pail pack has been guaranteed, and then pail pack production efficiency has been improved.

Wherein, the spraying mechanism is including scribbling workbin 5, scribble 5 fixed mounting of workbin at the last lateral wall of bottom plate 1, the last lateral wall fixed mounting who scribbles 5 of workbin has the one end of conveying pipeline 15, the other end of conveying pipeline 15 is connected with shower nozzle 6, the inside of scribbling workbin 5 sets up the coating pump body, the input of the pump body inserts the inside coating at scribbling workbin 5, the output of the pump body and the one end fixed connection of conveying pipeline 15, when to the pail pack spraying, will scribble the inside coating pump body of workbin 5 and insert the power, make the inside coating of scribbling 5 inside of workbin enter into the inside of conveying pipeline 15, spout the surface to the pail pack through shower nozzle 6 at last, make the process that pail pack surface spraying was handled more convenient.

It is worth to be noted that the material conveying pipe 15 is embedded in the inner cavity of the vertical plate 22, the vertical plate 22 is fixedly installed on the upper side wall of the bottom plate 1, the material conveying pipe 15 penetrates through the inner cavity of the vertical plate 22 and is fixedly embedded in the through hole, the nozzle 6 is fixedly installed at one end of the flexible connecting pipe 13, the other end of the flexible connecting pipe 13 is fixedly connected with one end of the material conveying pipe 15, two ends of the flexible connecting pipe 13 are respectively communicated with the nozzle 6 and the material conveying pipe 15 in a sealing manner, the outer side wall of the nozzle 6 is sleeved with the connecting plate 19, the connecting plate 19 is fixedly sleeved on the outer surface of the nozzle 6 through a through hole formed in the inner cavity, the nozzle 6 is an atomizing nozzle which is manufactured by the original atomizing technology limited company of Dongguan city and is in the model of SUC45A, the side wall of the connecting plate 19 is rotatably connected with the movable end of the air cylinder 7 through the first connecting seat 18, the cylinder end of the air cylinder 7 is rotatably connected with the second connecting seat 17, the second connecting seat 17 is fixedly installed on the side wall of the vertical plate 22, the first connecting seat 18 is fixedly arranged on the right side surface of the connecting plate 19, rotating shafts are respectively arranged inside the connecting seat 18 and the second connecting seat 17, two ends of the air cylinder 7 are respectively movably sleeved on the outer surfaces of the rotating shafts inside the first connecting seat 18 and the second connecting seat 17 through holes formed in connecting pieces, so that two ends of the air cylinder 7 are respectively hinged with the first connecting seat 18 and the second connecting seat 17, the air cylinder 7 is electrically connected with an external power supply through a lead, the air cylinder 7 is communicated with the controller through two air guide pipes, the two air guide pipes are respectively connected with the input end and the output end of compressed air, the opening and closing of an internal electromagnetic valve are controlled through the controller, so that the compressed air is input into the air cylinder 7 through the air guide pipes, thereby the movable end of the air cylinder 7 can move in a telescopic manner, one end of the connecting frame 16 is fixedly arranged on the side wall of the connecting plate 19, the other end of the connecting frame 16 is rotatably connected to the outer side wall of the third connecting seat 14, third connecting seat 14 cup joints the lateral wall at conveying pipeline 15, fixedly cup joint third connecting seat 14 in conveying pipeline 15 and flexible coupling pipe 13 junction, the surface of both sides is fixed mounting axis of rotation respectively around third connecting seat 14, the right-hand member of link 16 is established at the surface of axis of rotation through seting up the perforation movable sleeve, the left end fixed mounting of link 16 is at the right side surface of connecting plate 19, make link 16 drive shower nozzle 6 through connecting plate 19 and rotate, in the time of to the surface spraying of pail pack, when needs adjust shower nozzle 6 direction, open the solenoid valve of cylinder 7 internal connection air duct, make the expansion end of cylinder 7 drive articulated first connecting seat 18 and remove, make first connecting seat 18 drive connecting plate 19 and remove, make connecting plate 19 drive link 16 and rotate, make connecting plate 19 drive shower nozzle 6 laminating and rotate at the surface of third connecting seat 14, thereby the direction of shower nozzle 6 has been adjusted, the accuracy of spraying position has been improved, and then the effect of pail pack surface spraying has been guaranteed.

In addition, the front side wall of the spraying box 5 is embedded with an observation window 38, the observation window 38 is colorless and transparent, and the observation window 38 made of colorless and transparent material is embedded and installed on the front surface of the spraying box 1, so that the using amount of the coating in the coating box 5 can be clearly observed, and the operation process of related personnel is facilitated.

In addition, the positioning mechanism includes suction cups 32, the two suction cups 32 are symmetrically embedded into the upper side wall of the housing 3, the two suction cups 32 are symmetrically and fixedly embedded into the inner side wall of the upper surface of the housing 3, the suction cups 32 are flush with the upper surface of the housing 3, the inner cavity of the suction cups 32 is embedded with the barrel 30, the inner side wall of the barrel 30 is slidably connected with a top plug 36, the top plug 36 is slidably connected with the inner side wall of the barrel 30, the side wall of the top plug 36 is fixedly provided with one end of a movable rod 34, the other end of the movable rod 34 is fixedly provided with a limiting block 35, the movable rod 34 penetrates through the side wall of the barrel 30 and extends to the outside, the movable rod 34 slides in a through hole on the lower surface of the barrel 30, the barrel 30 is fixedly embedded into the lower surface of the suction cups 32, so that the barrel 30 is communicated with the inner part of the suction cups 32, the side wall of the barrel 30 is symmetrically provided with vent holes 33, the side walls of the two limiting blocks 35 are respectively and fixedly provided with one end of a connecting rod 37, the other ends of the two connecting rods 37 are respectively and symmetrically fixedly installed on the side wall of the movable block 31, the movable block 31 is fixedly installed at the movable end of the electric push rod 9, the fixed end of the electric push rod 9 is fixedly installed on the inner side wall of the shell 3, the electric push rod 9 is vertically fixed on the inner wall of the lower surface of the shell 3, the electric push rod 9 is electrically connected with an external power supply through a wire, when the packaging barrel is sprayed, the packaging barrel is placed on the surface of the shell 3 and is attached to the surfaces of the two suckers 32, then the electric push rod 9 is connected into the power supply, so that the movable end of the electric push rod 9 drives the movable block 31 to move, the movable block 31 drives the two limit blocks 35 to move through the two connecting rods 37 respectively, the limit blocks 35 drive the top plug 36 to be attached to the inner wall of the barrel 30 through the movable rods 34 to slide, and the top plug 36 discharges the air inside the barrel 30 to the outside through the exhaust hole 33, make inside negative pressure that forms of sucking disc 32 to fix the pail pack on sucking disc 32's surface, thereby guaranteed the stability of pail pack spraying process, and then improved the quality of pail pack spraying.

Further, the last lateral wall fixed mounting of bottom plate 1 has fan 12, fan 12's the one end of air outlet fixed connection exhaust pipe 11, exhaust pipe 11's other end fixed mounting has wind dish 4, fan 12 passes through the wire and uses with external power source electric connection, after finishing pail pack surface coating, insert the power with fan 12, make fan 12 blow the wind regime to the pail pack surface through exhaust pipe 11, the area of blowing has been improved through wind dish 4, thereby coating air-dry efficiency has been improved.

The inner chamber fixed mounting of wind dish 4 has heater 21, and heater 21 embeds there is the heating wire, and heater 21 passes through the wire and uses with external power supply electric connection, and after the pail pack spraying, when blowing to the pail pack, with heater 21 access power, improved the air-dried efficiency of paint through hot-blast.

The upper side wall of bottom plate 1 has supporting seat 20 through bracing piece 10 fixed mounting, and the inner chamber at supporting seat 20 is installed in the embedding of exhaust duct 11, supports exhaust duct 11 through supporting seat 20, has improved the stability of 11 working processes of exhaust duct.

The outer surface spraying device of packing barrel of this embodiment, theory of operation is: when the packaging barrel is sprayed, the packaging barrel is placed on the surface of the shell 3, and the packaging barrel is attached to the surfaces of the two suckers 32, then the electric push rod 9 is connected to a power supply, the movable end of the electric push rod 9 drives the movable block 31 to move, the movable block 31 drives the two limit blocks 35 to move through the two connecting rods 37 respectively, the limit blocks 35 drive the top plugs 36 to be attached to the inner wall of the barrel 30 to slide through the movable rods 34, the air in the barrel 30 is discharged outside through the exhaust holes 33 through the top plugs 36, negative pressure is formed inside the suckers 32, the surface of the suckers 32 is fixed to the packaging barrel, then the motor 28 is connected to the power supply, the output shaft of the motor 28 drives the gear 29 on the outer surface to rotate, the rotating gear 29 is engaged with the teeth 27 on the inner wall of the groove 26 through the teeth on the outer surface, the circumferential teeth 27 drive the placing seat 2 to be attached to the outer surface of the base 8, the placing seat 2 drives the packaging barrel on the upper surface to rotate through the shell 3, then the coating in the coating box 5 is connected to the power supply, and the coating in the coating box 5 enters the inner portion of the material conveying pipe 15 and is sprayed to the outer surface of the packaging barrel 6.

In the description of the present invention, the term "plurality" means two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pail pack surface spraying device, includes bottom plate (1), its characterized in that: the utility model discloses a motor, including bottom plate (1), the last lateral wall fixed mounting of bottom plate (1) has base (8), the lateral wall of base (8) rotates and is connected with places seat (2), the last lateral wall fixed mounting who places seat (2) has casing (3), positioning mechanism is installed in the inner chamber embedding of casing (3), the lower lateral wall of placing seat (2) is seted up fluted (26), the even a plurality of tooth (27) that are provided with of inside wall circumference of recess (26), the lateral wall fixed mounting of base (8) has motor (28), gear (29) have been cup jointed to the lateral wall of motor (28) output shaft, gear (29) with tooth (27) mesh mutually, the last lateral wall of bottom plate (1) is provided with spraying mechanism.

2. The device for spraying the outer surface of the packaging barrel as claimed in claim 1, wherein the spraying mechanism comprises a paint tank (5), the paint tank (5) is fixedly arranged on the upper side wall of the base plate (1), one end of a material conveying pipe (15) is fixedly arranged on the upper side wall of the paint tank (5), and the other end of the material conveying pipe (15) is connected with a spray head (6).

3. The outer surface spraying device for the packaging barrel as claimed in claim 2, wherein the material conveying pipe (15) is embedded in an inner cavity of a vertical plate (22), the vertical plate (22) is fixedly installed on the upper side wall of the bottom plate (1), the spray head (6) is fixedly installed at one end of a flexible connecting pipe (13), the other end of the flexible connecting pipe (13) is fixedly connected with one end of the material conveying pipe (15), a connecting plate (19) is sleeved on the outer side wall of the spray head (6), the side wall of the connecting plate (19) is rotatably connected with the movable end of the air cylinder (7) through a first connecting seat (18), the cylinder end of the air cylinder (7) is rotatably connected with a second connecting seat (17), the second connecting seat (17) is fixedly installed on the side wall of the vertical plate (22), one end of a connecting frame (16) is fixedly installed on the side wall of the connecting plate (19), the other end of the connecting frame (16) is rotatably connected to the outer side wall of a third connecting seat (14), and the third connecting seat (14) is sleeved on the outer side wall of the material conveying pipe (15).

4. The exterior surface painting device for the packaging barrel as claimed in claim 3, wherein a viewing window (38) is embedded in the front side wall of the paint tank (5), and the viewing window (38) is a colorless transparent body.

5. The outer surface spraying device of a packaging barrel according to claim 1, characterized in that, the positioning mechanism includes sucking disc (32), two the embedding of sucking disc (32) symmetry is installed the last lateral wall of casing (3), barrel (30) is installed in the inner chamber embedding of sucking disc (32), the inside wall sliding connection of barrel (30) has top stopper (36), top stopper (36) sliding connection be in the inside wall of barrel (30), the lateral wall fixed mounting of top stopper (36) has the one end of movable rod (34), the other end fixed mounting of movable rod (34) has stopper (35), movable rod (34) run through in the lateral wall of barrel (30) extends to the outside, the lateral wall symmetry of barrel (30) has seted up exhaust hole (33), two the lateral wall of stopper (35) is fixed mounting respectively has the one end of connecting rod (37), two the fixed mounting of the other end difference symmetry of connecting rod (37) is at the lateral wall of movable block (31), movable block (31) fixed mounting is at the movable end of electric putter (9), the fixed mounting of electric putter (9) is in the stiff end of casing (3).

6. The outer surface spraying device for the packaging barrel according to claim 1, wherein a fan (12) is fixedly mounted on the upper side wall of the bottom plate (1), an air outlet of the fan (12) is fixedly connected with one end of an air exhaust pipeline (11), and an air disc (4) is fixedly mounted at the other end of the air exhaust pipeline (11).

7. The device for spraying the outer surface of the packaging barrel as claimed in claim 6, wherein the heater (21) is fixedly arranged in the inner cavity of the air plate (4).

8. The outer surface spraying device of the packaging barrel as claimed in claim 7, wherein the upper side wall of the bottom plate (1) is fixedly provided with a supporting seat (20) through a supporting rod (10), and the exhaust duct (11) is embedded in the inner cavity of the supporting seat (20).