CN211870940U

CN211870940U - Film releasing device of plastic packaging machine for book film packaging

Info

Publication number: CN211870940U
Application number: CN202020482713.7U
Authority: CN
Inventors: 杨泽左
Original assignee: Sanhe People's Printing Co Ltd
Current assignee: Sanhe People's Printing Co Ltd
Priority date: 2020-04-06
Filing date: 2020-04-06
Publication date: 2020-11-06
Anticipated expiration: 2030-04-06

Abstract

The utility model discloses a book is plastic envelope machine membrane unwinding device for membrane sealing, including the unwinding subassembly, the clamping subassembly, extend the subassembly and the exhibition flat subassembly that connect gradually that lie in the frame, unwinding subassembly includes the preceding clamping roller and the back clamping roller that lie in film book both sides, back clamping roller through first spacing roller with top the clamping subassembly is connected, the level of first spacing roller is less than the level of back clamping roller; the clamping assembly comprises a first power roller, a second limiting roller and a third limiting roller, wherein the second limiting roller and the third limiting roller are positioned on the upper side and the lower side of the rear of the first power roller, the second limiting roller is connected with the first limiting roller, a clamping assembly is arranged above the first power roller in an inclined mode, and a roller below the clamping assembly is connected with the first power roller. The utility model adopts the above structure a books are sealed for plastic packaging machine and are put membrane device, simple structure, convenient operation can realize unreeling in order of film.

Description

Film releasing device of plastic packaging machine for book film packaging

Technical Field

The utility model relates to a plastic packaging machine supporting equipment technical field especially relates to a books are sealed plastic packaging machine for membrane and are put membrane device.

Background

At present, the produced books need to be covered with a layer of plastic film before transportation, so that the appearance and the value feeling are improved, the packaged articles can be sealed, moisture-proof and pollution-proof, the commodities are protected from being impacted from the outside, and in addition, the possibility of dismantling and stealing the products can be reduced.

When carrying out the plastic envelope to books, the film is released from the film reel earlier, through the guide lever again, reach the film guide seam of film bagging apparatus, treat that the packing books can produce stronger pulling force to the film reel when passing through film reversal frame tractive film, the film reel rotates rapidly, thereby release overlength film, produce the film and pile up, the film is lax in film reversal frame department, thereby influence the quality of packing, if increase the running resistance of film reel, lead to treating packing material tractive motionless film again easily, treat that the packing books stops on the conveying roller easily, lead to whole plastic envelope machine stall, need the manual work rear and can continue the packing, production efficiency has seriously been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a books are sealed for membrane plastic packaging machine and are put membrane device, simple structure, convenient operation can realize unreeling in order of film.

In order to achieve the purpose, the utility model provides a books are sealed with plastic packaging machine and are put membrane device, including the unwinding subassembly, centre gripping subassembly and the extension subassembly that connect gradually from bottom to top that are located the frame, the rear side and the exhibition of extension subassembly level of extension subassembly are connected, the unwinding subassembly includes the preceding centre gripping roller and the back centre gripping roller that are located film book both sides, back centre gripping roller passes through first spacing roller and top the centre gripping subassembly is connected, the level of first spacing roller is less than the level of back centre gripping roller;

the clamping assembly comprises a first power roller, a second limiting roller and a third limiting roller, wherein the second limiting roller and the third limiting roller are positioned on the upper side and the lower side of the rear part of the first power roller;

the stretching assembly comprises second power rollers, fourth limiting rollers connected with the lower portions of the second power rollers, stretching rollers and stretching rollers, the number of the stretching rollers corresponds to that of the stretching rollers, the stretching rollers are located above the second power rollers, the stretching rollers are located in front of the second power rollers, one ends of the stretching rollers are free ends, and the other ends of the stretching rollers are fixed on a vertical fixing rod;

one end of the fixed rod is fixed on the rack, an arc-shaped sliding groove matched with the free end of the fixed rod is arranged on the rack, and a locking rod is arranged in the sliding groove.

Preferably, the flattening assembly comprises a plurality of groups of flattening roller sets which are continuously arranged, each flattening roller set comprises a first flattening roller and a second flattening roller which are arranged from top to bottom, the flattening roller sets arranged at the tail ends are connected with the film reversing frame, and the first flattening rollers of the flattening roller sets arranged at the head ends are horizontally connected with the extending rollers above the flattening roller sets.

Preferably, the fixed block of check lock pole one end is located in the spout, and its other end is fixed through lock nut, the check lock pole is the screw rod, the size of fixed block is greater than the size of spout.

Preferably, limiting rods are arranged on two sides of the film roll.

Preferably, the number of the clamping assemblies is several, and the upper parts of the clamping assemblies are fixed on the supporting rods on the rack through locking bolts.

Therefore, the utility model adopts the above structure a books are sealed for plastic packaging machine and are put membrane device, simple structure, convenient operation can realize unreeling in order of film.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of an embodiment of a film releasing device of a plastic packaging machine for book film packaging of the present invention;

fig. 2 is a schematic view of an embodiment of a chute in a film releasing device of a plastic packaging machine for book film packaging of the present invention;

fig. 3 is a schematic diagram of an embodiment of a clamping assembly in a film releasing device of a plastic packaging machine for book film sealing.

Reference numerals

1. An unwinding assembly; 11. film roll; 12. a front nip roller; 13. a rear clamping roller; 14. a first limit roller; 15. a limiting rod;

2. a clamping assembly; 21. a first power roller; 22. a second limit roller; 23. a third limit roller; 24. a clamping assembly; 25. a roller;

3. an extension assembly; 31. a second power roller; 32. a fourth limit roller; 33. an extension roller; 34. an extension roll; 35. fixing the rod; 36. a chute; 37. a locking lever; 38. a fixed block;

4. a flattening assembly; 41. a first nip roll; 42. a second nip roll.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following describes embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is the utility model relates to a books are sealed for plastic packaging machine and are put schematic diagram of membrane device embodiment, fig. 2 is the utility model relates to a books are sealed for plastic packaging machine for membrane and are put the schematic diagram of spout embodiment in the membrane device, fig. 3 is the utility model relates to a books are sealed for plastic packaging machine for membrane and are put the schematic diagram of clamping component embodiment in the membrane device, as shown, a books are sealed for membrane and are put membrane device, including being located that the frame connects gradually from bottom to top unreel subassembly 1, clamping component 2 and extend subassembly 3, extend subassembly 3's rear side and 4 horizontally connect of flat subassembly of exhibition, the film is through unreeling subassembly 1 and unreel the back, through clamping component 2 conveying upwards, then through the extension of extending subassembly 3, get into again in the flat subassembly 4 further exhibition back entering film reversal frame of exhibition.

Unreel subassembly 1 including being located the preceding pinch roll 12 and the back pinch roll 13 of film book 11 both sides, preceding pinch roll 12 carries on spacingly with back pinch roll 13 to film book 11. Limiting rods 15 are arranged on two sides of the film roll 11, and the limiting rods 15 fix the two sides of the film roll 11 to prevent the position from changing. Back grip roller 13 is connected with top grip assembly 2 through first spacing roller 14, and the level of first spacing roller 14 is less than the level of back grip roller 13, and along with the pulling of film, first spacing roller 14 extends the film, and the film through preliminary extension gets into in the grip assembly 2.

The clamping assembly 2 comprises a first power roller 21, a second limiting roller 22 and a third limiting roller 23, wherein the second limiting roller 22 and the third limiting roller 23 are positioned on the upper side and the lower side behind the first power roller 21, and a glue layer is attached to the surface of the first power roller 21 and provides power. The second limiting roller 22 is connected with the first limiting roller 14, a film stretched by the first limiting roller 14 enters the first power roller 21 through the second limiting roller 22, and the first power roller 21 drives the film to rotate. The clamping assembly 2 is arranged above the first power roller 21 in an inclined mode, the roller 25 below the clamping assembly 2 is connected with the first power roller 21, the surface of the roller 25 is attached with a glue layer, and the roller 25 can compress the film along with the rotation of the film to prevent the film from loosening. The number of the clamping assemblies 24 is a plurality, the upper parts of the clamping assemblies 24 are fixed on the supporting rods on the rack through locking bolts, and the positions of the clamping assemblies 24 can be adjusted by adjusting the locking bolts, so that effective clamping of the films is guaranteed.

The stretching assembly 3 comprises a second power roller 31, a fourth limiting roller 32 connected with the lower portion of the second power roller 31, an extension roller 33 and a stretching roller 34, a glue layer is attached to the surface of the second power roller 31, and the fourth limiting roller 32 is tightly connected with the second power roller 31 to provide power for the transmission of the film and prevent the film from loosening. The extending roller 33 is positioned above the second power roller 31, the extending roller 34 is positioned in front of the second power roller 31, the number of the extending rollers 33 corresponds to that of the extending rollers 34, and the thin film is transmitted between the extending rollers 33 and the extending rollers 34 in a reciprocating manner, so that the thin film is further unfolded and flattened. Passing through the stretching assembly 3, the film is conveyed under the power of the second powered roller 31 and then further flattened by the stretching

rollers

33, 34.

One end of the stretching roller 34 is a free end, and the other end thereof is fixed to a vertical fixing rod 35, and the fixing rod 35 provides support for the stretching roller 34. One end of the fixing rod 35 is fixed to the frame, and the other end thereof is a free end. The frame is provided with an arc chute 36 matched with the free end of the fixed rod 35, a locking rod 37 is arranged in the chute 36, and different positions of the stretching roller 34 are set by locking the position of the fixed rod 35 with the locking rod 37, so that the film is stretched. The locking rod 37 is a screw, the fixing block at one end of the locking rod 37 is positioned in the sliding groove 36, the other end of the locking rod is fixed through a locking nut, and the size of the fixing block 38 is larger than that of the sliding groove, so that stable connection of the locking rod 37 is guaranteed. When the film is placed, the structure of the fixing rod 35 is convenient for quick installation of the film, and the film can be tensioned by simply adjusting the position of the fixing rod 35.

The flattening assembly 4 comprises a plurality of groups of flattening roller groups which are arranged in series, and a first flattening roller 41 of the flattening roller group arranged at the head end is horizontally connected with the extending roller 33 above. The flattening roller group comprises a first flattening roller 41 and a second flattening roller 42 which are arranged up and down, and the film passing through the flattening roller group is further flattened and tensioned. The flattening roller set arranged at the tail end is connected with the film reversing frame, and the flattened film directly enters the film reversing frame.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a books are plastic packaging machine for membrane and are put membrane device which characterized in that: the film roll unwinding device comprises an unwinding assembly, a clamping assembly and an extending assembly which are sequentially connected with a rack from bottom to top, wherein the rear side of the extending assembly is horizontally connected with the flattening assembly, the unwinding assembly comprises a front clamping roller and a rear clamping roller which are positioned on two sides of a film roll, the rear clamping roller is connected with the clamping assembly above the film roll through a first limiting roller, and the horizontal height of the first limiting roller is lower than that of the rear clamping roller;

2. The book is plastic envelope machine of sealing membrane and is put membrane device according to claim 1, characterized in that: the flattening assembly comprises a plurality of groups of flattening roller sets which are continuously arranged, each flattening roller set comprises a first flattening roller and a second flattening roller which are arranged from top to bottom, the flattening roller sets arranged at the tail ends are connected with the film reversing frame, and the first flattening rollers of the flattening roller sets arranged at the head ends are horizontally connected with the extending rollers.

3. The book is plastic envelope machine of sealing membrane and is put membrane device according to claim 1, characterized in that: the fixed block of check lock pole one end is located in the spout, its other end passes through lock nut to be fixed, the check lock pole is the screw rod, the size of fixed block is greater than the size of spout.

4. The book is plastic envelope machine of sealing membrane and is put membrane device according to claim 1, characterized in that: limiting rods are arranged on two sides of the film roll.

5. The book is plastic envelope machine of sealing membrane and is put membrane device according to claim 1, characterized in that: the number of the clamping assemblies is a plurality, and the upper parts of the clamping assemblies are fixed on the supporting rods on the rack through locking bolts.