CN115892663A

CN115892663A - Bottle support power driving device of hot melt adhesive labeling machine

Info

Publication number: CN115892663A
Application number: CN202111158320.6A
Authority: CN
Inventors: 张春林
Original assignee: Shallway Packaging Equipment Co ltd
Current assignee: Shallway Packaging Equipment Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2023-04-04

Abstract

The application discloses hot melt adhesive labeller bottle holds in palm power drive arrangement, including bottle support, switching-over driven gear, switching-over driving gear, master gear, frame bottom plate, axle bed, move magnetic ring, main rotary table, main shaft, transmission shaft, magnetic ring mounting disc, decide magnetic ring, drive shaft, protection casing, shelter from cover, wind-guiding cavity dish, venthole, air pump, filter mantle and guide duct. The beneficial effects of this application lie in through magnetism transmission, drive, avoid because the wearing and tearing that the contact nature transmission leads to, increased the life of driving medium and avoided the dust of contact transmission product and the pollution transmission process noiselessness that the lubrication arouses simultaneously, equipment operation is more steady.

Description

Bottle support power driving device of hot melt adhesive labeling machine

Technical Field

The application relates to the field of hot melt adhesive labeling, in particular to a bottle support power driving device of a hot melt adhesive labeling machine.

Background

The bottle support driving mode of the existing rotary hot melt adhesive labeling machine generally adopts belt transmission or gear or cam transmission, the operation mode of the bottle support driving device is that the bottle support is driven by mechanisms such as belt wheels, and the like, and the bottle support rotates along with the main rotary table while revolving, so that the bottle rotating requirement during labeling is met.

The existing transmission modes are all contact transmission, and have the characteristics of large abrasion, large transmission noise and short service life; the existing transmission mode can not realize torque limitation, and the possibility of damaging a transmission mechanism exists when the bottle support is overloaded. Therefore, the bottle support power driving device of the hot melt adhesive labeling machine is provided for solving the problems.

Disclosure of Invention

The bottle support power driving device of the hot melt adhesive labeling machine is provided in the embodiment, and is used for solving the problems that the bottle support contact driving of the hot melt adhesive labeling machine in the prior art has large abrasion and large noise.

According to one aspect of the application, the bottle support power driving device of the hot melt adhesive labeling machine comprises a bottle support component, a main rotating disc, a main shaft, a main gear, a rack bottom plate and a shaft seat, wherein the middle part of the rack bottom plate is rotatably connected with the main shaft, a magnetic ring mounting disc is fixedly sleeved at the top of the shaft seat, and magnetic wheel components are arranged around the cylindrical surface of the magnetic ring mounting disc; the top department of main shaft is fixed cup joints main carousel, be annular array and install multiunit bottle and hold in the palm the subassembly on the main carousel, the input of bottle support subassembly is connected to the magnetic force wheel subassembly.

Furthermore, the bottle holds in the palm the subassembly and includes bottle support, switching-over driven gear, switching-over driving gear, transmission shaft and drive shaft, the transmission shaft with the drive shaft all rotates with the main rotary table and installs, the bottom of transmission shaft with the bottom of drive shaft is fixed the cover respectively has connect switching-over driving gear and switching-over driven gear, the switching-over driving gear with switching-over driven gear meshing connects.

Furthermore, the magnetic wheel assembly comprises a plurality of fixed magnetic rings and a plurality of movable magnetic rings, the fixed magnetic rings are fixedly sleeved on the cylindrical surface of the magnetic ring mounting disc, the movable magnetic rings are distributed around the fixed magnetic rings in an annular array, and the movable magnetic rings are fixedly sleeved with the bottom end of the transmission shaft.

Furthermore, a gap of 0.3-0.5mm is formed between the fixed magnetic ring and the movable magnetic ring.

Furthermore, a protective cover is arranged at the top of the rack bottom plate, the bottom of the protective cover is in seamless welding with the top of the rack bottom plate, and a gap of 0.3-0.4mm is formed between the top of the protective cover and the bottom of the main rotating disc.

Furthermore, the top outer edge of the protection cover is wrapped with a shielding cover, the top of the shielding cover is in seamless welding with the bottom of the main rotating disc, and an annular narrow cavity channel is formed between the inner wall of the shielding cover and the outer wall of the protection cover.

Furthermore, an air pump is arranged on one side of the protective cover and fixedly mounted at the top of the bottom plate of the rack, an air outlet end of the air pump is fixedly connected with one end of the air guide pipe in a fixing mode, and the tail end of the air guide pipe is fixedly welded with one side wall of the protective cover.

Furthermore, a horizontally arranged air guide cavity disc is fixedly installed inside the protective cover, a cavity is formed between the air guide cavity disc and the inner wall of the protective cover, the cavity is communicated with an air guide pipe, and a plurality of air outlet holes are uniformly formed in the top of the air guide cavity disc.

Furthermore, a filter cover is fixedly installed at the air inlet end of the air pump and communicated with the air inlet end, and a filter is fixedly embedded in the filter cover.

Further, a main gear is fixedly sleeved at the bottom end of the main shaft.

Through the embodiment of the application, abrasion caused by contact transmission is avoided through magnetic transmission and driving, and the service life of the transmission part is prolonged; meanwhile, the pollution caused by dust and lubrication of a contact transmission product is avoided; the transmission process is noiseless, and equipment operation is more steady.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

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

FIG. 2 is a schematic view of the interior of a shield according to an embodiment of the present application;

FIG. 3 is a schematic view of the distribution structure of the air outlets according to an embodiment of the present application;

FIG. 4 is a schematic view of a bottle holder assembly according to an embodiment of the present application;

FIG. 5 is a schematic diagram of a distribution structure of a moving magnetic ring according to an embodiment of the present application;

fig. 6 is a schematic view of a magnetic transmission structure of a moving magnetic ring and a fixed magnetic ring according to an embodiment of the present application.

In the figure: 1. a bottle holder; 2. a reversing driven gear; 3. a reversing driving gear; 4. a main gear; 5. a chassis base plate; 6. a shaft seat; 7. a movable magnetic ring; 8. a main turntable; 9. a main shaft; 10. a drive shaft; 11. a magnetic ring mounting disc; 12. a fixed magnetic ring; 13. a drive shaft; 14. a protective cover; 15. a shield cover; 16. an air guide cavity disc; 17. an air outlet; 18. an air pump; 19. a filter housing; 20. an air guide pipe.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The bottle holder power driving device in the present embodiment may be used in various hot melt adhesive labeling machines, for example, the following hot melt adhesive labeling machines are provided in the present embodiment, and the bottle holder power driving device in the present embodiment may be used in the following hot melt adhesive labeling machines.

A hot melt adhesive labeling machine comprises a machine frame, a bottle supporting disc, a label grabbing drum, a dividing device, a gluing drum, a gluing driving device and a label transmission line. The bottle supporting disc and the label grabbing drum are respectively connected with the rack in a rotating way around a vertical axis. The bottle supporting plate is provided with a plurality of bottle body stations for placing bottle bodies, and the bottle body stations are circumferentially and uniformly distributed around the axis of the bottle supporting plate. The cutting device comprises a cutting drum which is rotationally connected with the rack around a vertical axis, a movable knife is fixed on the cutting drum, and a fixed knife which is matched with the movable knife to cut off the label tape is fixed on the rack. The label transmission line is used for transmitting and winding the label tape to the cutting drum, and when the movable knife on the cutting drum moves to the fixed knife, the label tape with the standard length is cut off through the matching of the fixed knife and the movable knife. The label grabbing drum adopts a vacuum adsorption principle to adsorb and grab the labels cut off by the cutting device, and then drives the labels to continue to be transmitted to the next station. When labeling is carried out, the gluing drum is close to the label grabbing drum, gluing is carried out on a label transmitted by the discharge end of the cutting device, then the label grabbing station is close to a bottle body station on the bottle supporting disc, and then the label is pasted on the bottle body. The gluing driving device comprises a rotating frame, one end of the rotating frame is rotatably connected with the rack around a vertical axis O, and the gluing drum is arranged on the rotating frame and is rotatably connected with the rotating frame around the vertical axis. The gluing drive further comprises a drive assembly for driving the turret in rotation about the axis O. The two sides of the other end of the rotating frame are provided with connecting blocks, the driving assembly comprises a double-shaft air cylinder, a cylinder body of the double-shaft air cylinder is rotatably connected with the rack around the vertical axial direction, and piston rods at two ends of the double-shaft air cylinder are fixedly connected with the two connecting blocks respectively. The piston rod through the both ends of biax cylinder extends or shortens, and then its pin joint with the frame of drive rotating turret rotates to realize that the rubber coating drum is close to or keeps away from the rubber coating drum, thereby when not having the label on the rubber coating drum, prevent to paint the hot melt adhesive on the rubber coating drum, and then influence the subsequent use of rubber coating drum. The circumferential surface of the label grabbing drum comprises a plurality of grabbing parts and a plurality of concave parts, and transition arc surfaces are arranged at the intersection parts of the grabbing parts and the concave parts. (two grasping portions and two recessed portions in the present embodiment, but not limited thereto). The gripping portions and the recessed portions are spaced from each other, and the diameter of the recessed portions is smaller than the diameter of the gripping portions. The grabbing part is made of porous materials, the grabbing part is connected with a vacuum pump for providing negative pressure, the vacuum pump is used for providing negative pressure for the grabbing part, and therefore grabbing of the label is achieved through the negative pressure. Through grabbing the setting of the depressed part on the mark drum global, when reducing the rubber coating drum and carrying out the rubber coating to the label, because the wire drawing effect of hot melt adhesive, paint the hot melt adhesive on grabbing mark drum global. Through the setting of the crossing department transition cambered surface of portion of snatching and depressed part, reduce the structural stress of portion of snatching and the crossing department of connection, and then use and grab mark drum durable more. The upper end face of the label grabbing drum is provided with an inverted frustum-shaped groove. The upper end surface of the label grabbing drum is provided with mark color blocks at positions close to the grabbing parts, the colors of the mark color blocks are different, and the mark color blocks in the embodiment comprise color blocks A and color blocks B. Through the setting of recess, carry out whole weight reduction to grabbing the mark drum, set the shape of recess to the frustum form, can keep grabbing the structural strength who marks the drum. Each grabbing part is distinguished by marking the color blocks, so that the running state of the grabbing parts is conveniently observed. The lower end face of the label grabbing drum is fixedly provided with a rotating shaft, one end of the rotating shaft, which is close to the label grabbing drum, is provided with a conical part, the lower end face of the label grabbing drum is provided with a conical hole, and the conical part is in taper fit with the conical hole. The rotating shaft and the label grabbing drum are fixedly connected through bolts. Through taper fit with the pivot with grab mark drum and install the location, and then install fixedly grabbing mark drum and pivot through the bolt to reach the location accuracy, conveniently install the purpose of dismantling fast the pivot with grabbing mark drum. Hot melt adhesive labeller still includes the controlling means who controls the biax cylinder, controlling means includes photoelectric sensor and PLC82, photoelectric sensor sets up in segmenting device's discharge end, photoelectric sensor detects grabbing the labeling on the mark drum, and send the detected value for PLC82, PLC82 extends or shortens according to the both ends piston rod of the detected value control biax cylinder that photoelectric sensor sent, detect grabbing the label on the mark drum through photoelectric sensor, carry out drive control to the biax cylinder through PLC82 then, thereby realize the automated control to rubber coating drive arrangement. The specific implementation principle of the embodiment is as follows: the photoelectric sensor through the segmenting device discharge end detects grabbing the label on the mark drum, and then when grabbing on the mark drum and not having the label in the mark portion, through the action of stretching out and drawing back of the piston rod of PLC82 control biax both sides, the drive rotating turret rotates around the axis, and then makes the rubber coating drum keep away from grabbing the mark drum to avoid the rubber coating drum to paint the hot melt adhesive and grab on mark drum global.

Of course, the present embodiment can also be used for hot melt adhesive labeling machines with other structures. The bottle holder power driving device according to the embodiment of the present application will be described below without further description.

Referring to fig. 1-6, a bottle holder power driving device of a hot melt adhesive labeling machine comprises a bottle holder assembly, a main turntable 8, a main shaft 9, a main gear 4, a frame bottom plate 5 and a shaft seat 6, wherein the middle part of the frame bottom plate 5 is rotatably connected with the main shaft 9, a magnetic ring mounting plate 11 is fixedly sleeved at the top of the shaft seat 6, and magnetic wheel assemblies are mounted around the cylindrical surface of the magnetic ring mounting plate 11; fixed the cup jointing in top department of main shaft 9 has main carousel 8, it installs multiunit bottle support subassembly to be annular array on the main carousel 8, the input that the bottle held in the palm the subassembly is connected to magnetic force wheel subassembly, is used for the magnetic drive of multiunit bottle support subassembly through magnetic force wheel subassembly, carries out the rotation drive of bottle support subassembly, adopts contactless drive, avoids the friction.

The bottle holds in the palm the subassembly and includes bottle support 1, switching-over driven gear 2, switching-over driving gear 3, transmission shaft 10 and drive shaft 13, transmission shaft 10 with drive shaft 13 all rotates the installation with main rotary table 8, the bottom of transmission shaft 10 with the bottom of drive shaft 13 is fixed the cover respectively and is connect with switching-over driving gear 3 and switching-over driven gear 2, switching-over driving gear 3 with switching-over driven gear 2 meshing is connected for drive bottle holds in the palm 1 and carries out the rotation.

The magnetic wheel assembly comprises a fixed magnetic ring 12 and a movable magnetic ring 7, the fixed magnetic ring 12 is fixedly sleeved on the cylindrical surface of a magnetic ring mounting disc 11, the number of the movable magnetic rings 7 is a plurality, the movable magnetic rings 7 are distributed around the fixed magnetic ring 12 in an annular array, the movable magnetic ring 7 is fixedly sleeved and connected with the bottom end of a transmission shaft 10, the movable magnetic ring 7 is opposite to the fixed magnetic ring 12, magnetic transmission is realized through the movement of magnetic poles, and the movable magnetic ring 7 and the fixed magnetic ring 12 are respectively made of magnetic materials with N-direction magnetic poles and S-direction magnetic poles; in the revolution process of the main turntable 8, the movable magnetic ring 7 revolves and rotates around the axis thereof.

A gap of 0.3-0.5mm is formed between the fixed magnetic ring 12 and the movable magnetic ring 7, so that non-contact is realized, and abrasion is avoided.

The top of frame bottom plate 5 is provided with protection casing 14, the bottom of protection casing 14 and the top seamless welding of frame bottom plate 5, 0.3-0.4 mm's interval has between the top of protection casing 14 and the bottom of main carousel 8, the top outside edge parcel of protection casing 14 has the cover 15, the top of cover 15 and the bottom seamless welding of main carousel 8, the inner wall of cover 15 with form annular narrow chamber way between the outer wall of protection casing 14, wrap up the protection, avoid the entering of dust.

An air pump 18 is arranged on one side of the protective cover 14, the air pump 18 is fixedly installed at the top of the rack bottom plate 5, an air outlet end of the air pump 18 is fixedly sleeved with one end of an air guide pipe 20, and the tail end of the air guide pipe 20 is fixedly welded with one side wall of the protective cover 14; a horizontally arranged air guide cavity plate 16 is fixedly arranged inside the protective cover 14, a cavity is formed between the air guide cavity plate 16 and the inner wall of the protective cover 14, the cavity is communicated with an air guide pipe 20, and a plurality of air outlet holes 17 are uniformly formed in the top of the air guide cavity plate 16; the air pump 18 is characterized in that a filter cover 19 is fixedly installed at the air inlet end of the air pump 18, the filter cover 19 is communicated with the air inlet end, a filter is fixedly embedded in the filter cover 19, and the air pump 18 is a silent air pump and has low noise.

The bottom end of the main shaft 9 is fixedly sleeved with a main gear 4.

As shown in fig. 6, the fixed magnetic ring 12 is mounted on the shaft seat 6 and fixed with the shaft seat 6; a circle of magnetic material with reverse magnetic poles is distributed on the fixed magnet 12; in a staggered arrangement. The fixed magnetic ring 12 is fixed on the transmission shaft 10; it is composed of a plurality of magnetic materials with different magnetic poles; are arranged on the outer ring of the transmission shaft in a staggered way. When the magnet rotates, the magnets attract and repel each other; the rotational drive of the drive shaft 10 is realized.

The using method comprises the following steps: when the whole device is used, the main gear 4 is connected with an external driving piece, the main shaft 9 rotates along with the main gear 4 by driving the main gear 4 to rotate, and the rack bottom plate 5 is fixed outside and used for fixedly mounting the whole device;

the main rotary table 8 on the main shaft 9 can rotate together, so that a plurality of groups of bottle holder assemblies revolve along the main rotary table 8, meanwhile, the movable magnetic ring 7 and the fixed magnetic ring 12 are respectively made of magnetic materials with N-direction magnetic poles and S-direction magnetic poles, as shown in fig. 6, when the main rotary table 8 rotates, the movable magnetic ring 7 revolves and rotates around the axis of the movable magnetic ring 7, driving is provided for the transmission shaft 10, the driving shaft 13 and the bottle holders 1 rotate through meshing transmission between the reversing driven gear 2 and the reversing driving gear 3, so that a plurality of bottle holders 1 revolve around the main shaft 9, meanwhile, the bottle holders 1 can rotate, power driving of the bottle holders 1 is realized, so that bottles on the bottle holders can rotate around the main shaft 9 to realize labeling, a gap of 0.3-0.5mm is formed between the movable magnetic ring 7 and the fixed magnetic ring 12, a non-contact design is adopted, abrasion caused by contact transmission is avoided, and the service life of a transmission part is prolonged;

meanwhile, the whole outer part is provided with a protection design, the protection cover 14 and the shielding cover 15 form a package to prevent dust from entering the inner part, and only a narrow annular narrow cavity channel is formed for communicating with the external part, so that the dust is not easy to enter; and an air pump 18 is further added to provide positive pressure for the wrapping space, so that dust is further prevented from entering the wrapping space, the high-dust-content air-conditioning device is suitable for working in a high-dust environment, and meanwhile, dust in air flow is prevented from being contained by filtering air entering the air pump 18.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

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

Claims

1. The utility model provides a hot melt adhesive labeller bottle holds in palm power drive arrangement which characterized in that: the bottle opener comprises a bottle support assembly, a main rotary table (8), a main shaft (9), a main gear (4), a rack bottom plate (5) and a shaft seat (6), wherein the middle part of the rack bottom plate (5) is rotatably connected with the main shaft (9), the top of the shaft seat (6) is fixedly sleeved with a magnetic ring mounting plate (11), and magnetic wheel assemblies are arranged around the cylindrical surface of the magnetic ring mounting plate (11);

the top of main shaft (9) department is fixed cup joints main carousel (8), be annular array on main carousel (8) and install multiunit bottle and hold in the palm the subassembly, the input of bottle support subassembly is connected to magnetic wheel subassembly.

2. The bottle holder power driving device of the hot melt adhesive labeling machine as claimed in claim 1, wherein: the bottle holds in the palm the subassembly and includes bottle support (1), switching-over driven gear (2), switching-over driving gear (3), transmission shaft (10) and drive shaft (13), transmission shaft (10) with drive shaft (13) all rotate the installation with main carousel (8), the bottom of transmission shaft (10) with the bottom of drive shaft (13) is fixed respectively has cup jointed switching-over driving gear (3) and switching-over driven gear (2), switching-over driving gear (3) with switching-over driven gear (2) meshing is connected.

3. The bottle holder power driving device of the hot melt adhesive labeling machine as claimed in claim 1, wherein: the magnetic wheel assembly comprises a fixed magnetic ring (12) and a movable magnetic ring (7), the fixed magnetic ring (12) is fixedly sleeved on the cylindrical surface of a magnetic ring mounting disc (11), the number of the movable magnetic rings (7) is a plurality, the movable magnetic rings (7) are distributed around the fixed magnetic ring (12) in an annular array mode, and the movable magnetic rings (7) are fixedly sleeved with the bottom end of a transmission shaft (10).

4. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 3, wherein: a gap of 0.3-0.5mm is formed between the fixed magnetic ring (12) and the movable magnetic ring (7).

5. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 1, characterized in that: the top of frame bottom plate (5) is provided with protection casing (14), the bottom of protection casing (14) and the top seamless welding of frame bottom plate (5), the interval of 0.3-0.4mm has between the top of protection casing (14) and the bottom of main carousel (8).

6. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 5, wherein: the top outside edge parcel of protection casing (14) has shelter from cover (15), the top of shelter from cover (15) and the bottom seamless welding of main carousel (8), the inner wall of shelter from cover (15) with form annular narrow chamber way between the outer wall of protection casing (14).

7. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 5, wherein: an air pump (18) is arranged on one side of the protective cover (14), the air pump (18) is fixedly installed at the top of the rack bottom plate (5), an air outlet end of the air pump (18) is fixedly connected with one end of the air guide pipe (20) in a fixing mode, and the tail end of the air guide pipe (20) is fixedly welded with one side wall of the protective cover (14).

8. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 5, wherein: the air guide device is characterized in that a horizontally arranged air guide cavity disc (16) is fixedly mounted inside the protective cover (14), a cavity is formed between the air guide cavity disc (16) and the inner wall of the protective cover (14), the cavity is communicated with an air guide pipe (20) and mounted, and a plurality of air outlet holes (17) are uniformly formed in the top of the air guide cavity disc (16).

9. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 7, wherein: the air pump is characterized in that a filter cover (19) is fixedly mounted at the air inlet end of the air pump (18), the filter cover (19) is communicated with the air inlet end, and a filter is fixedly embedded in the filter cover (19).

10. The bottle holder power driving device of the hot melt adhesive labeling machine according to claim 1, characterized in that: the bottom end of the main shaft (9) is fixedly sleeved with a main gear (4).