阅读说明：本技术 一种包装容器制作覆膜工艺 (Film coating process for manufacturing packaging container ) 是由 江晓丹 于 2021-08-06 设计创作，主要内容包括：本发明提供了一种包装容器制作覆膜工艺,包括卷绕机构、涂覆机构、导向机构、干燥机构、传输机构、主梁板架、导辊一和导辊二,本发明解决了现今对于放卷卷筒和收卷卷筒进行装夹固定具有局限性,不能夹持不同型号尺寸的卷筒,使得覆膜工艺的制作比较单一,不能实现不同尺寸覆膜工艺的生产加工；并且在收卷和放卷的过程中,执行动作不能同步,影响覆膜过程中的张力恒定,使薄膜传输受力不平衡,导致薄膜出现褶皱或撕裂；并且针对纸质印刷品和薄膜的传输没有导向运动轨迹,容易导致薄膜与纸质印刷品复合后出现偏差的情况,影响覆膜质量；针对薄膜表面黏合剂的涂布不能均匀控制,不能控制黏合剂的涂覆流速,对覆膜过程造成影响等问题。(The invention provides a film coating process for manufacturing a packaging container, which comprises a winding mechanism, a coating mechanism, a guide mechanism, a drying mechanism, a transmission mechanism, a main beam plate frame, a first guide roller and a second guide roller, and solves the problems that the existing clamping and fixing of an unreeling winding drum and a reeling winding drum has limitation, winding drums with different types and sizes cannot be clamped, so that the film coating process is relatively single in manufacturing and cannot be produced and processed by film coating processes with different sizes; in the winding and unwinding processes, the execution actions cannot be synchronous, the constant tension in the film covering process is influenced, the transmission stress of the film is unbalanced, and the film is wrinkled or torn; the film laminating machine has the advantages that no guide movement track exists for the transmission of paper printed matters and films, so that the film and the paper printed matters are easily subjected to deviation after being compounded, and the film laminating quality is influenced; the method aims to solve the problems that the coating of the adhesive on the surface of the film can not be uniformly controlled, the coating flow rate of the adhesive can not be controlled, the film covering process is influenced, and the like.)

1. The utility model provides a packaging container preparation tectorial membrane technology, its used a packaging container preparation tectorial membrane equipment, this tectorial membrane equipment includes winding mechanism (1), coating mechanism (2), guiding mechanism (3), dry mechanism (4), transport mechanism (5), girder grillage (6), deflector roll one (7) and deflector roll two (8), its characterized in that: the specific method for performing film covering treatment on the paper printed matter by adopting the film covering equipment comprises the following steps:

s1, clamping and unreeling the film: the film is clamped and fixed through a winding mechanism (1) and is unwound through rotation;

s2, guiding and gluing: the film is guided and conveyed through a first guide roller (7) and a second guide roller (8), and the adhesive is rolled and coated on the surface of the film through a coating mechanism (2);

s3, preheating, guiding and conveying: the adhesive on the surface of the film is in rolling contact through a drying mechanism (4) to enable the adhesive to be uniformly coated, then the adhesive is preheated through temperature drying, the solvent in the adhesive is removed through evaporation to be dried, and then the film is transmitted through a guide mechanism (3) to enable the film to be accurately subjected to hot-pressing compounding with the paper printed matter;

s4, hot-pressing compounding: the paper printed matter is transmitted through the transmission mechanism (5) to be compounded with the film in a hot pressing way, the film-coated printed matter after the hot pressing and compounding is wound through the winding mechanism (1), and the film-coated printed matter is cut at the later stage, so that a packaging container is manufactured;

the main beam plate frame (6) is provided with a first guide roller (7) and a second guide roller (8) through bearings, a coating mechanism (2) is arranged between the first guide roller (7) and the second guide roller (8), the coating mechanism (2) is arranged on the main beam plate frame (6), a winding mechanism (1) is arranged on the right side of the first guide roller (7), the winding mechanism (1) is arranged on the main beam plate frame (6), a drying mechanism (4) is arranged right above the second guide roller (8), the drying mechanism (4) is arranged on the main beam plate frame (6), a transmission mechanism (5) is arranged right below the second guide roller (8), the transmission mechanism (5) is arranged on the main beam plate frame (6), a guide mechanism (3) is arranged above the transmission mechanism (5), and the guide mechanism (3) is arranged on the main beam plate frame (6);

the winding mechanism (1) comprises a clamping unit (10), a driven chain wheel (11), a driving chain wheel (12), a chain (13) and a stepping motor (14); centre gripping unit (10) install on girder grillage (6) through bearing upper and lower symmetry, be located and be provided with driven sprocket (11) on one side axle head outer lane of centre gripping unit (10), be located and be provided with drive sprocket (12) under driven sprocket (11), drive sprocket (12) are installed on the outer wall of girder grillage (6) through the bearing, chain (13) intermeshing rotation that sets up through the outer lane between drive sprocket (12) and driven sprocket (11) is connected, the outside that is located drive sprocket (12) is provided with step motor (14), step motor (14) are installed on the outer wall of girder grillage (6) through the motor cabinet, and the output shaft of step motor (14) passes through flange and drive sprocket (12) interconnect.

2. The packaging container manufacturing film covering process according to claim 1, characterized in that: the clamping unit (10) comprises a rotating long barrel (101), a pull rod (102), a ring sleeve (103), a guide plate (104), a clamping plate (105), a top rod (106), a compression spring (107), a roller (108), a sliding pin (109) and a cylindrical spring (109A); the rotating long cylinder (101) is arranged on the main beam plate frame (6) through a bearing, the rotating long cylinder (101) is of a cavity structure, a pull rod (102) is arranged inside the rotating long cylinder (101) in a sliding fit mode, a plurality of ring sleeves (103) which are linearly arranged along the length direction of the pull rod (102) are arranged on the pull rod (102), a plurality of guide plates (104) which are annularly distributed along the circumferential direction of the ring sleeves (103) are arranged on the outer ring of the ring sleeves (103), the guide plates (104) are mutually connected with the inner wall of the rotating long cylinder (101) in a sliding fit mode, a plurality of clamping plates (105) which are annularly distributed along the circumferential direction of the clamping plates (105) are arranged on the outer ring of the rotating long cylinder (101) in a sliding fit mode, a plurality of push rods (106) which are linearly arranged along the length direction of the clamping plates (105) are arranged on the inner wall of the clamping plates (105), and the push rods (106) are mutually connected with the rotating long cylinder (101) in a sliding fit mode, the outer lane of ejector pin (106) is provided with compression spring (107), and compression spring (107) are connected between the lower extreme of ejector pin (106) and the medial surface of the long section of thick bamboo of rotating (101), and gyro wheel (108) are installed on the axle head of ejector pin (106) through the bearing, and gyro wheel (108) through the slope terminal surface interconnect of roll mode with baffle (104), sliding pin (109) install on one side axle head of the long section of thick bamboo of rotating (101) through the sliding fit mode, and sliding pin (109) through the C type groove interconnect on sliding fit mode and pull rod (102), the outer lane that is located sliding pin (109) is provided with cylinder spring (109A), and cylinder spring (109A) are connected between the upper end of sliding pin (109) and the lateral surface of the long section of thick bamboo of rotating (101).

3. The packaging container manufacturing film covering process according to claim 1, characterized in that: the coating mechanism (2) comprises a straight cylinder (20), a coating rubber roller (21), a feeding ring frame (22) and a baffle (23); straight section of thick bamboo (20) install on the inner wall of girder grillage (6), straight section of thick bamboo (20) are the cavity structure, the bottom outer lane that is located straight section of thick bamboo (20) is provided with a plurality of coating rubber rolls (21) that are the annular and distribute along its circumferencial direction through the bearing, the top middle part of straight section of thick bamboo (20) is provided with pan feeding ring frame (22), is provided with baffle (23) through the swing joint mode on pan feeding ring frame (22).

4. The packaging container manufacturing film covering process according to claim 1, characterized in that: the guide mechanism (3) comprises a joint control screw rod (30), a hand wheel (31), a guide rod (32), an M-shaped sliding frame (33), a first ball (34), a vertical plate stand (35) and a second ball (36); the utility model discloses a lead screw, including girder grillage (6), antithetical couplet accuse lead screw (30), the both sides axle head of antithetical couplet accuse lead screw (30) install hand wheel (31) through the cotter respectively, the bilateral symmetry of antithetical couplet accuse lead screw (30) is provided with guide arm (32), guide arm (32) are installed on girder grillage (6), antithetical couplet accuse lead screw (30) are gone up and are provided with M type balladeur train (33) through screw-thread fit mode symmetry, and M type balladeur train (33) are through sliding fit mode and guide arm (32) interconnect, be provided with a plurality of balls (34) that are the linearity along its length direction and arrange on the bottom lateral wall of M type balladeur train (33), be located and install upright board grudging post (35) on one side outer wall of M type balladeur train (33), be provided with a plurality of balls (36) that are the linearity along its length direction and arrange on upright board grudging post (35).

5. The packaging container manufacturing film covering process according to claim 1, characterized in that: the drying mechanism (4) comprises a film pressing roller (40), a beam frame (41) and an electric heating net (42); film pressing roller (40) install on the inner wall of girder grillage (6) through the bearing, and film pressing roller (40) are through rolling mode and two (8) interconnect of deflector roll, be located film pressing roller (40) and be provided with crossbeam frame (41) directly over, install on the inner wall of girder grillage (6) crossbeam frame (41), be provided with a plurality of electric heat nets (42) that are linear the arranging along its length direction on crossbeam frame (41).

6. The packaging container manufacturing film covering process according to claim 1, characterized in that: the transmission mechanism (5) comprises a hot-pressing rubber roller (50), a driven gear (51), a hot-pressing roller (52), a driving gear (53), a conveying roller (54), an auxiliary belt wheel (55), a transverse plate frame (56), a motor (57), a rotating shaft (58), a main belt wheel (59) and a round belt (59A); the hot-pressing rubber roller (50) is installed on the main beam plate frame (6) through a bearing, a driven gear (51) is installed on one side shaft end of the hot-pressing rubber roller (50), a hot-pressing roller (52) is arranged under the hot-pressing rubber roller (50), the hot-pressing roller (52) is installed on the main beam plate frame (6) through a bearing, a driving gear (53) is installed on the outer ring of one side shaft end of the hot-pressing roller (52), the driving gear (53) is connected with the driven gear (51) through a meshing rotation mode, conveying rollers (54) are evenly arranged on two sides of the hot-pressing roller (52), the conveying rollers (54) are installed on the main beam plate frame (6) through a bearing, auxiliary belt wheels (55) are installed on one side shaft ends of the hot-pressing roller (52) and the conveying rollers (54) respectively, a cross plate frame (56) is installed on the outer wall of the main beam plate frame (6), and a motor (57) is installed on one end side wall of the cross plate frame (56) through a motor base, and the output shaft of the motor (57) is connected with one side shaft end of the rotating shaft (58) through a coupler, the rotating shaft (58) is installed on the cross plate frame (56) through a bearing, a plurality of main belt wheels (59) which are linearly arranged along the length direction of the rotating shaft (58) are arranged on the rotating shaft (58), and the main belt wheels (59) are rotationally connected with the auxiliary belt wheels (55) right above through circular belts (59A) arranged on the outer rings.

7. The packaging container manufacturing film covering process according to claim 2, characterized in that: the outer ring of the pull rod (102) is provided with a plurality of grooves which are distributed annularly along the circumferential direction of the pull rod, and the outer ring of the shaft end at one side of the pull rod (102) is provided with a plurality of C-shaped grooves which are linearly distributed along the length direction of the pull rod.

8. The packaging container manufacturing film covering process according to claim 2, characterized in that: the end face of the guide plate (104) is arranged obliquely.

9. The packaging container manufacturing film covering process according to claim 3, wherein: the outer ring of the coating rubber roll (21) is provided with a plurality of rubber grooves which are annularly distributed along the circumferential direction of the coating rubber roll.

10. The packaging container manufacturing film covering process according to claim 4, wherein: and a guide groove is formed in the second ball (36).

Technical Field

The invention relates to the technical field of manufacturing and film covering of packaging containers, in particular to a manufacturing and film covering process of a packaging container.

Background

The packaging container generally refers to the general name of packaging appliances, materials and other auxiliary objects used according to certain technical specifications in order to protect commodities, facilitate storage, facilitate transportation, promote sales, prevent environmental pollution and prevent safety accidents during commodity circulation; the packaging container is a product combining packaging materials and shapes, and comprises a packaging bag, a packaging box, a packaging bottle, a packaging can, a packaging box and the like;

the common materials of the packaging box mainly comprise white cardboard, kraft paper, coated paper, special paper and the like. When manufacturing the package, the merchant typically prints the graphics and advertising on the package and then applies the lamination process. The pattern on the packaging box can be kept for a longer time only after the film is coated, the packaging box can be more durable, and the film is coated on the surface of a printed matter by a transparent plastic film through hot pressing, so that the effects of protecting and increasing gloss are achieved. The film covering belongs to a main process of post-printing processing, and the surface is required to be clean, smooth, not fuzzy, not wrinkled and not foamed;

the existing laminating process for paper printed matters often has the following problems: the method has the advantages that the method has limitations in clamping and fixing the unreeling winding drum and the reeling winding drum, and cannot clamp winding drums with different models and sizes, so that the film coating process is single in manufacture, and the production and processing of the film coating processes with different sizes cannot be realized; in the winding and unwinding processes, the execution actions cannot be synchronized, the constant tension in the film covering process is influenced, the transmission stress of the film is unbalanced, and the film is easily wrinkled or torn; the film laminating machine has the advantages that no guide movement track exists for the transmission of paper printed matters and films, so that the film and the paper printed matters are easily subjected to deviation after being compounded, and the film laminating quality is influenced; the coating of the adhesive on the surface of the film can not be uniformly controlled, and the coating flow rate of the adhesive can not be controlled, so that the negative influence on the film coating process is caused; therefore, the invention provides a film coating process for manufacturing a packaging container.

Disclosure of Invention

In order to achieve the purpose, the invention adopts the following technical scheme that the packaging container manufacturing film covering process uses packaging container manufacturing film covering equipment, the film covering equipment comprises a winding mechanism, a coating mechanism, a guide mechanism, a drying mechanism, a transmission mechanism, a main beam plate frame, a first guide roller and a second guide roller, and the specific method for performing film covering treatment on the paper printed matter by adopting the film covering equipment comprises the following steps:

s1, clamping and unreeling the film: clamping and fixing the film through a winding mechanism, and rotating to unreel the film;

s2, guiding and gluing: the film is guided and transmitted through a first guide roller and a second guide roller, and the adhesive is rolled and coated on the surface of the film through a coating mechanism;

s3, preheating, guiding and conveying: rolling and contacting the adhesive on the surface of the film through a drying mechanism to uniformly coat the adhesive, then performing preheating treatment through temperature drying, evaporating and removing a solvent in the adhesive to dry the adhesive, and then conveying the film through a guide mechanism to accurately perform hot-pressing compounding on the film and a paper printed matter;

s4, hot-pressing compounding: the paper printed matter is transmitted through the transmission mechanism, so that the paper printed matter is compounded with the thin film in a hot pressing mode, the coated printed matter after the hot pressing compounding is wound through the winding mechanism, and the coated printed matter is cut at the later stage, so that a packaging container is manufactured;

the main beam plate frame is provided with a first guide roller and a second guide roller through bearings, a coating mechanism is arranged between the first guide roller and the second guide roller and is arranged on the main beam plate frame, a winding mechanism is arranged on the right side of the first guide roller and is arranged on the main beam plate frame, a drying mechanism is arranged right above the second guide roller and is arranged on the main beam plate frame, a transmission mechanism is arranged right below the second guide roller and is arranged on the main beam plate frame, a guide mechanism is arranged above the transmission mechanism, and the guide mechanism is arranged on the main beam plate frame;

the winding mechanism comprises a clamping unit, a driven chain wheel, a driving chain wheel, a chain and a stepping motor; the clamping unit is vertically symmetrically arranged on the main beam plate frame through a bearing, a driven sprocket is arranged on an outer ring of a shaft end on one side of the clamping unit, a driving sprocket is arranged right below the driven sprocket, the driving sprocket is arranged on the outer wall of the main beam plate frame through the bearing, the driving sprocket and the driven sprocket are mutually meshed and rotatably connected through a chain arranged on the outer ring, a stepping motor is arranged on the outer side of the driving sprocket, the stepping motor is arranged on the outer wall of the main beam plate frame through a motor base, and an output shaft of the stepping motor is mutually connected with the driving sprocket through a flange; the driving chain wheel is driven by the stepping motor to rotate anticlockwise to engage the chain, the chain is synchronously engaged with the driving driven chain wheel to drive the chain to rotate anticlockwise, the clamping unit above unreels the film, the clamping unit below rolls the coated printed matter after hot-pressing compounding, and the unreeling and rolling actions are synchronously executed.

Preferably, the clamping unit comprises a rotating long cylinder, a pull rod, a ring sleeve, a guide plate, a clamping plate, an ejector rod, a compression spring, a roller, a sliding pin and a cylindrical spring; the rotating long cylinder is arranged on the main beam plate frame through a bearing, the rotating long cylinder is of a cavity structure, a pull rod is arranged in the rotating long cylinder in a sliding fit mode, a plurality of ring sleeves which are linearly arranged along the length direction of the pull rod are arranged on the pull rod, a plurality of guide plates which are annularly distributed along the circumferential direction of the ring sleeves are arranged on the outer ring of each ring sleeve, the guide plates are mutually connected with the inner wall of the rotating long cylinder in a sliding fit mode, a plurality of clamping plates which are annularly distributed along the circumferential direction of the clamping plates are arranged on the outer ring of the rotating long cylinder in a sliding fit mode, a plurality of ejector rods which are linearly arranged along the length direction of the ejector rods are arranged on the inner wall of each clamping plate, the ejector rods are mutually connected with the rotating long cylinder in a sliding fit mode, a compression spring is arranged on the outer ring of each ejector rod, the compression spring is connected between the lower end of each ejector rod and the inner side face of the rotating long cylinder, and the idler wheels are arranged on the shaft ends of the ejector rods through bearings, the roller is connected with the inclined end face of the guide plate in a rolling mode, the sliding pin is arranged at the shaft end of one side of the rotating long cylinder in a sliding fit mode, the sliding pin is connected with the C-shaped groove on the pull rod in a sliding fit mode, a cylindrical spring is arranged on the outer ring of the sliding pin, and the cylindrical spring is connected between the upper end of the sliding pin and the outer side face of the rotating long cylinder; according to the diameter change of the unreeled and reeled reel, the diameter distance of the clamping is adjusted, the sliding pin in the vertical direction is manually pressed, the pull rod can freely move in the horizontal direction, then the pull rod slides in the horizontal direction, the guide plate of the outer ring of the ring sleeve continuously moves in a translation manner, the roller is supported and pushed according to the inclined end face continuously increased by the guide plate, the ejector rod slides in an outward translation manner, the inner wall of the reel is clamped and fixed through the clamping plate, the clamping end face of the clamping plate is arc-shaped and can be fully attached and clamped with the inner wall of the reel, so that the clamping and fixing of the reel are stabilized, the rotating action during unreeling and reeling is met, the ejector rod is always supported and pushed by the compression spring, the roller is in close contact with the guide plate, the stability of the clamping plate for clamping the reel is ensured, the reel with different diameters can be clamped and fixed, the clamping requirements for unreeling and reeling are met, after the clamping distance is adjusted, and then the sliding pin is loosened, the spring force of the cylindrical spring is used for pushing the sliding pin to rise and recover, and the conical part of the sliding pin is embedded into the C-shaped groove of the pull rod, so that the stopping of the horizontal position of the pull rod after moving is realized, and the clamping distance after adjustment is stabilized.

Preferably, the coating mechanism comprises a straight cylinder, a coating rubber roller, a feeding ring frame and a baffle; the straight cylinder is arranged on the inner wall of the main beam plate frame and is of a cavity structure, a plurality of coating rubber rollers which are annularly distributed along the circumferential direction of the straight cylinder are arranged on the outer ring of the bottom of the straight cylinder through a bearing, a feeding ring frame is arranged in the middle of the top end of the straight cylinder, and a baffle is arranged on the feeding ring frame in a movable connection mode; the adhesive is introduced through the feeding ring frame, the baffle is used for blocking and isolating the connection between the adhesive in the vertical cylinder and the outside, foreign matters are prevented from falling into the adhesive to influence the film laminating effect, the coating rubber roller is connected with the adhesive in the vertical cylinder, and the adhesive in the coating rubber roller rubber groove is driven by the film to be coated which moves directionally and is uniformly coated on the surface of the film under the transmission action of the first guide roller and the second guide roller.

Preferably, the guide mechanism comprises a joint control screw rod, a hand wheel, a guide rod, an M-shaped sliding frame, a first ball, a vertical plate stand and a second ball; the combined control screw rod is installed on the girder plate frame through a bearing, hand wheels are installed at two side shaft ends of the combined control screw rod through pin bolts respectively, guide rods are symmetrically arranged at two sides of the combined control screw rod and installed on the girder plate frame, M-shaped sliding frames are symmetrically arranged on the combined control screw rod through a thread matching mode, the M-shaped sliding frames are connected with the guide rods through a sliding matching mode, a plurality of first balls linearly arranged along the length direction of the first balls are arranged on the side wall of the bottom end of the M-shaped sliding frame, a vertical plate stand is installed on the outer wall of one side of the M-shaped sliding frame, and a plurality of second balls linearly arranged along the length direction of the vertical plate stand are arranged on the vertical plate stand; according to the width distance between the transmission film and the paper printed matter, the distance between the M-shaped sliding frames is adjusted through the hand wheel rocking joint control screw, the M-shaped sliding frames slide along the horizontal guide of the guide rods of the M-shaped sliding frames, rolling guide is carried out on the edges of the paper printed matter through the balls, friction resistance is reduced, the direction track of the paper printed matter transmission movement is accurate, then the balls guide two pairs of films, the direction of film transmission flow is kept, deflection is prevented, the edges of the films are aligned with the edges of the paper printed matter through hot pressing, and the film covering quality is improved.

Preferably, the drying mechanism comprises a film pressing roller, a beam frame and an electric heating net; the film pressing roller is installed on the inner wall of the main beam plate frame through a bearing, the film pressing roller is connected with the guide roller in a rolling mode, a cross beam frame is arranged right above the film pressing roller, the cross beam frame is installed on the inner wall of the main beam plate frame, and a plurality of electric heating nets which are linearly arranged along the length direction of the cross beam frame are arranged on the cross beam frame; the electric heating net is electrified and heated to generate a twenty-degree temperature drying effect, the solvent in the adhesive is evaporated and removed for drying, the composite effect is improved, and the film pressing roller is used for rolling contact of the adhesive on the surface of the film, so that the adhesive is uniformly coated.

Preferably, the transmission mechanism comprises a hot-pressing rubber roller, a driven gear, a hot-pressing roller, a driving gear, a conveying roller, an auxiliary belt wheel, a cross plate frame, a motor, a rotating shaft, a main belt wheel and a round belt; the hot-pressing rubber roller is installed on the main beam plate frame through a bearing, a driven gear is installed on one side shaft end of the hot-pressing rubber roller, a hot-pressing roller is arranged under the hot-pressing rubber roller and is installed on the main beam plate frame through a bearing, a driving gear is installed on the outer ring of one side shaft end of the hot-pressing roller and is connected with the driven gear through a meshing rotation mode, conveying rollers are evenly arranged on two sides of the hot-pressing roller and are installed on the main beam plate frame through bearings, auxiliary belt wheels are installed on one side shaft ends of the hot-pressing roller and the conveying rollers respectively, the transverse plate frame is installed on the outer wall of the main beam plate frame, a motor is installed on one end side wall of the transverse plate frame through a motor base, an output shaft of the motor is connected with one side shaft end of a rotating shaft through a coupler, the rotating shaft is installed on the transverse plate frame through a bearing, and a plurality of main belt wheels which are linearly arranged along the length direction of the rotating shaft are arranged on the rotating shaft, the main belt wheel is rotationally connected with the auxiliary belt wheel right above through a round belt arranged on an outer ring; the main belt wheel is rotated by the motor driving rotating shaft, the driving circular belt drives the auxiliary belt wheel to rotate synchronously, the hot pressing roller and the conveying roller synchronously execute rotating action, then the conveying roller transmits the paper printed matter, and the driving gear is meshed with the driving driven gear to drive the hot pressing rubber roller and the hot pressing roller to rotate oppositely, so that the hot pressing compounding is carried out on the paper printed matter and the film.

Preferably, be provided with a plurality of recesses that are the annular and distribute along its circumferencial direction on the outer lane of pull rod, and be provided with a plurality of C type grooves that are the linear arrangement along its length direction on one side axle head outer lane of pull rod, be convenient for through the horizontal migration of recess direction pull rod, prevent the slip phenomenon, and through C type groove and sliding pin connection, can realize that the position after the pull rod horizontal migration is ended surely.

Preferably, the terminal surface of baffle sets up for the slope, and the gyro wheel of being convenient for contradict changes the sliding position of ejector pin, converts the translation action of horizontal direction into the elevating movement of vertical direction, adjustment demand when satisfying the centre gripping.

Preferably, the outer ring of the coating rubber roller is provided with a plurality of rubber grooves which are annularly distributed along the circumferential direction of the coating rubber roller, so that the coating rubber roller can conveniently take out the adhesive in the straight cylinder in a rolling mode, the coating amount can be controlled, and the film can be uniformly coated.

Preferably, the second ball bearing is provided with a guide groove, so that the film can be guided and transmitted conveniently, the edge of the film and the edge of the paper printed matter are flush and subjected to hot-pressing compounding, and the film coating quality is improved.

The invention has the beneficial effects that:

according to the invention, the driving chain wheel is driven by the stepping motor to rotate anticlockwise to engage the chain, so that the chain is synchronously engaged with the driving driven chain wheel to drive the driven chain wheel to rotate anticlockwise, the upper clamping unit unreels the film, and the lower clamping unit reels the hot-pressed and compounded film-coated printed matter, so that the unreeling and reeling actions are synchronously executed, the tension is kept constant in the film coating process, the phenomenon that the film is easily wrinkled or torn due to unbalanced stress in film transmission is prevented, the film coating process is stabilized, and the film coating quality is improved.

Secondly, under the transmission action of the first guide roller and the second guide roller, the adhesive in the adhesive coating roller rubber groove is driven by the film to be coated which moves directionally and is uniformly coated on the surface of the film, a certain contact area is kept, under the transmission action of the film, the adhesive in the adhesive coating roller rubber groove is continuously coated on the surface of the film, the coating efficiency is enhanced, the coating flow rate of the adhesive can be controlled, the waste caused by excessive coating amount is prevented, the surface of the film can be uniformly coated, and the tension force during film transmission can be kept, so that wrinkles cannot appear in the film transmission and coating process, the film is prevented from being damaged, and the film coating quality is ensured.

The tapered part of the sliding pin is embedded into the C-shaped groove of the pull rod, so that the horizontal position of the pull rod is stopped after moving, the clamping distance after adjustment is stabilized, the clamping and fixing of winding drums with different diameters are met, the clamping range is improved, the clamping distance is convenient to adjust, and the requirements of the winding drums for clamping during unwinding and winding are met.

The invention generates twenty-degree temperature drying effect by electrifying and heating the electric heating net, evaporates and removes the solvent in the adhesive for drying, improves the composite effect, uses the film pressing roller to roll and contact the adhesive on the surface of the film, leads the adhesive to be evenly coated, then carries out rolling guide on the edge of the paper printed matter through the balls, lightens the friction resistance, and accurately leads the direction track of the transmission and movement of the paper printed matter, then leads the two pairs of films through the balls, keeps the transmission and flow direction of the film, prevents the skew, leads the edge of the film to be aligned with the edge of the paper printed matter through hot pressing, improves the quality of the film covering, and can meet the transmission and guide requirements of the films with different width sizes and the paper printed matter.

Fifthly, the hot-pressing roller and the hot-pressing roller rotate oppositely to carry out hot-pressing compounding on the paper printed matter and the film, so that the film surface is flat and free of unevenness and wrinkles; the film has no bubble, shrinkage hole, pinhole, pockmark and the like, and the film coating quality is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the film forming process for the packaging container of the present invention;

FIG. 2 is a perspective view of the present invention in a primary viewing position;

FIG. 3 is a perspective view of the present invention in a rear-view position;

FIG. 4 is a schematic view of a partial perspective structure of the present invention;

FIG. 5 is a schematic perspective view of the drying mechanism of the present invention;

FIG. 6 is a perspective view of the guide mechanism of the present invention;

FIG. 7 is an enlarged view of a portion of the invention at A in FIG. 6;

FIG. 8 is an enlarged view of a portion of the invention at B in FIG. 6;

FIG. 9 is a schematic perspective view of the winding mechanism of the present invention;

FIG. 10 is a perspective view of the clamping unit of the present invention;

FIG. 11 is an enlarged view of a portion of the invention at C of FIG. 10;

FIG. 12 is an enlarged fragmentary view taken at D of FIG. 10 in accordance with the present invention;

fig. 13 is a perspective view of the coating mechanism of the present invention.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining with the specific drawings, and it is to be noted that the embodiments and the features in the embodiments can be combined with each other in the application without conflict.

As shown in fig. 1 to 13, a film coating process for manufacturing a packaging container uses a film coating device for manufacturing the packaging container, the film coating device comprises a winding mechanism 1, a coating mechanism 2, a guide mechanism 3, a drying mechanism 4, a transmission mechanism 5, a main beam plate frame 6, a first guide roller 7 and a second guide roller 8, and a specific method for performing film coating treatment on a paper printed matter by using the film coating device is as follows:

s1, clamping and unreeling the film: the film is clamped and fixed through the clamping unit 10, then the stepping motor 14 drives the driving chain wheel 12 to rotate anticlockwise to engage the chain 13, so that the chain 13 is synchronously engaged with and drives the driven chain wheel 11 to rotate anticlockwise, and the clamping unit 10 above unreels the film;

s2, guiding and gluing: the film is guided and transmitted by a first guide roller 7 and a second guide roller 8, and under the transmission action of the first guide roller 7 and the second guide roller 8, the adhesive in the adhesive groove of the coating rubber roller 21 is driven by the film to be coated which moves directionally and is uniformly coated on the surface of the film;

s3, preheating, guiding and conveying: the film laminating method comprises the steps that a film laminating roller 40 is used for carrying out rolling contact on an adhesive on the surface of a film to enable the adhesive to be uniformly coated, then an electric heating net 42 is used for electrifying and heating to generate a twenty-degree temperature drying effect, then preheating treatment is carried out, a solvent in the adhesive is removed through evaporation to be dried, then rolling guide is carried out on the edge of a paper printed matter through a ball I34, the friction resistance is reduced, the moving direction track of the paper printed matter is accurate, then a ball II 36 is used for guiding the film, the flowing direction of the film is kept, deflection is prevented, the edge of the film is aligned with the edge of the paper printed matter through hot pressing, and the film laminating quality is improved;

s4, hot-pressing compounding: the motor 57 drives the rotating shaft 58 to rotate the main belt wheel 59, the driving round belt 59A drives the auxiliary belt wheel 55 to synchronously rotate, the hot pressing roller 52 and the conveying roller 54 synchronously perform rotating actions, then the conveying roller 54 transmits the paper printed matter, the driving gear 53 is meshed with the driving driven gear 51 to drive the hot pressing rubber roller 50 to oppositely rotate with the hot pressing roller 52, the paper printed matter and the film are subjected to hot pressing compounding, the film-coated printed matter subjected to hot pressing compounding is wound through the winding mechanism 1, and the film-coated printed matter is cut at the later stage to manufacture a packaging container;

the main beam plate frame 6 is provided with a first guide roller 7 and a second guide roller 8 through bearings, a coating mechanism 2 is arranged between the first guide roller 7 and the second guide roller 8, the coating mechanism 2 is arranged on the main beam plate frame 6, a winding mechanism 1 is arranged on the right side of the first guide roller 7, the winding mechanism 1 is arranged on the main beam plate frame 6, a drying mechanism 4 is arranged right above the second guide roller 8, the drying mechanism 4 is arranged on the main beam plate frame 6, a transmission mechanism 5 is arranged right below the second guide roller 8, the transmission mechanism 5 is arranged on the main beam plate frame 6, a guide mechanism 3 is arranged above the transmission mechanism 5, and the guide mechanism 3 is arranged on the main beam plate frame 6;

the winding mechanism 1 comprises a clamping unit 10, a driven chain wheel 11, a driving chain wheel 12, a chain 13 and a stepping motor 14; the clamping unit 10 is vertically symmetrically installed on the main beam plate frame 6 through a bearing, a driven sprocket 11 is arranged on an outer ring of a shaft end on one side of the clamping unit 10, a driving sprocket 12 is arranged right below the driven sprocket 11, the driving sprocket 12 is installed on the outer wall of the main beam plate frame 6 through a bearing, the driving sprocket 12 and the driven sprocket 11 are mutually meshed and rotatably connected through a chain 13 arranged on an outer ring, a stepping motor 14 is arranged on the outer side of the driving sprocket 12, the stepping motor 14 is installed on the outer wall of the main beam plate frame 6 through a motor base, and an output shaft of the stepping motor 14 is mutually connected with the driving sprocket 12 through a flange; the stepping motor 14 drives the driving chain wheel 12 to rotate anticlockwise to engage the chain 13, so that the chain 13 is synchronously engaged with the driving driven chain wheel 11 to rotate anticlockwise, the clamping unit 10 above unreels the film, the clamping unit 10 below reels the film-coated printed matter after hot-pressing compounding, and the unreeling and reeling actions are synchronously executed.

The clamping unit 10 comprises a rotating long barrel 101, a pull rod 102, a ring sleeve 103, a guide plate 104, a clamping plate 105, a push rod 106, a compression spring 107, a roller 108, a sliding pin 109 and a cylindrical spring 109A; the rotating long cylinder 101 is installed on the main beam plate frame 6 through a bearing, the rotating long cylinder 101 is of a cavity structure, a pull rod 102 is arranged inside the rotating long cylinder 101 in a sliding fit mode, a plurality of grooves which are distributed annularly along the circumferential direction of the pull rod 102 are formed in the outer ring of the pull rod 102, and a plurality of C-shaped grooves which are linearly distributed along the length direction of the pull rod 102 are formed in the outer ring of the shaft end on one side of the pull rod 102, so that the pull rod 102 can be guided to horizontally move through the grooves, the slip phenomenon is prevented, and the position of the pull rod 102 after horizontal movement can be fixed by connecting the C-shaped grooves with the sliding pins 109; the pull rod 102 is provided with a plurality of ring sleeves 103 which are linearly arranged along the length direction of the pull rod, the outer ring of each ring sleeve 103 is provided with a plurality of guide plates 104 which are annularly distributed along the circumferential direction of the ring sleeve 103, the end surfaces of the guide plates 104 are obliquely arranged, so that the guide plates are convenient to abut against the rollers 108, the sliding position of the ejector rod 106 is changed, the horizontal translation motion is converted into the vertical lifting motion, and the adjustment requirement during clamping is met; the guide plate 104 is connected with the inner wall of the rotating long cylinder 101 in a sliding fit manner, the outer ring of the rotating long cylinder 101 is provided with a plurality of clamping plates 105 which are annularly distributed along the circumferential direction of the rotating long cylinder in a sliding fit manner, the inner wall of the clamping plates 105 is provided with a plurality of push rods 106 which are linearly distributed along the length direction of the clamping plates, the push rods 106 are connected with the rotating long cylinder 101 in a sliding fit manner, the outer ring of the push rods 106 is provided with a compression spring 107, the compression spring 107 is connected between the lower end of the push rods 106 and the inner side surface of the rotating long cylinder 101, a roller 108 is arranged on the shaft end of the push rods 106 through a bearing, the roller 108 is connected with the inclined end surface of the guide plate 104 in a rolling manner, the sliding pin 109 is arranged on one side shaft end of the rotating long cylinder 101 in a sliding fit manner, the sliding pin 109 is connected with a C-shaped groove on the pull rod 102 in a sliding fit manner, the outer ring of the sliding pin 109 is provided with a cylindrical spring 109A, the cylindrical spring 109A is connected between the upper end of the sliding pin 109 and the outer side surface of the rotating long barrel 101; according to the diameter change of the unreeled and reeled reel, the diameter distance of clamping is adjusted, the sliding pin 109 in the vertical direction is pressed manually, the pull rod 102 can move freely in the horizontal direction, then the pull rod 102 slides in the horizontal direction, the guide plate 104 on the outer ring of the ring sleeve 103 continuously moves in a translation manner, the roller 108 is pushed according to the continuously increased inclined end surface of the guide plate 104, the ejector rod 106 slides in an outward translation manner, the inner wall of the reel is clamped and fixed through the clamping plate 105, the clamping end surface of the clamping plate 105 is arranged in an arc shape and can be fully attached and clamped with the inner wall of the reel, so that the clamping and fixing of the reel are stabilized, the rotating action during unreeling and reeling is met, the compression spring 107 always pushes the ejector rod 106, the roller 108 is in close contact with the guide plate 104, the clamping stability of the reel by the clamping plate 105 is ensured, and the reel with different diameters can be clamped and fixed, the clamping requirements of unreeling and reeling are met, after the clamping distance is adjusted, the sliding pin 109 is loosened, the spring force of the cylindrical spring 109A pushes the sliding pin 109 to ascend and restore, and the conical part of the sliding pin 109 is embedded into the C-shaped groove of the pull rod 102, so that the stopping of the pull rod 102 after horizontal position movement is realized, and the adjusted clamping distance is stabilized.

The coating mechanism 2 comprises a straight cylinder 20, a coating rubber roller 21, a feeding ring frame 22 and a baffle 23; the straight cylinder 20 is arranged on the inner wall of the main beam plate frame 6, the straight cylinder 20 is of a cavity structure, a plurality of coating rubber rollers 21 which are annularly distributed along the circumferential direction of the straight cylinder 20 are arranged on the outer ring of the bottom of the straight cylinder 20 through a bearing, a plurality of rubber grooves which are annularly distributed along the circumferential direction of the coating rubber rollers 21 are arranged on the outer ring of the coating rubber rollers 21, the coating rubber rollers 21 can conveniently take out the adhesive in the straight cylinder 20 in a rolling mode, the coating amount can be controlled, and the film can be uniformly coated; a feeding ring frame 22 is arranged in the middle of the top end of the straight barrel 20, and a baffle 23 is arranged on the feeding ring frame 22 in a movable connection mode; the adhesive is guided in through the feeding ring frame 22, the baffle 23 is used for blocking and isolating the connection between the adhesive in the vertical cylinder 20 and the outside, foreign matters are prevented from falling into the adhesive, the film covering effect is prevented from being influenced, the coating rubber roll 21 is connected with the adhesive in the vertical cylinder 20, and under the transmission action of the first guide roller 7 and the second guide roller 8, the adhesive in the rubber groove of the coating rubber roll 21 is driven by the film to be coated which moves in a directional mode and is uniformly coated on the surface of the film.

The drying mechanism 4 comprises a film pressing roller 40, a beam frame 41 and an electric heating net 42; the film pressing roller 40 is installed on the inner wall of the main beam plate frame 6 through a bearing, the film pressing roller 40 is connected with the guide roller II 8 in a rolling mode, a cross beam frame 41 is arranged right above the film pressing roller 40, the cross beam frame 41 is installed on the inner wall of the main beam plate frame 6, and a plurality of electric heating nets 42 which are linearly arranged along the length direction of the cross beam frame 41 are arranged on the cross beam frame 41; the electric heating net 42 is electrified and heated to generate a twenty-degree temperature drying effect, the solvent in the adhesive is evaporated and removed for drying, the composite effect is improved, and the film pressing roller 40 is used for rolling contact of the adhesive on the surface of the film, so that the adhesive is uniformly coated.

The guide mechanism 3 comprises a joint control screw 30, a hand wheel 31, a guide rod 32, an M-shaped sliding frame 33, a first ball 34, a vertical plate stand 35 and a second ball 36; the joint control screw 30 is installed on the main girder plate frame 6 through a bearing, hand wheels 31 are respectively installed at the two side shaft ends of the joint control screw 30 through pin bolts, guide rods 32 are symmetrically arranged at the two sides of the joint control screw 30, the guide rods 32 are installed on the main girder plate frame 6, M-shaped sliding frames 33 are symmetrically arranged on the joint control screw 30 in a threaded matching manner, the M-shaped sliding frame 33 is connected with the guide rod 32 in a sliding fit mode, a plurality of first balls 34 which are linearly arranged along the length direction of the M-shaped sliding frame 33 are arranged on the side wall of the bottom end of the M-shaped sliding frame 33, a vertical plate stand 35 is arranged on the outer wall of one side of the M-shaped sliding frame 33, a plurality of second balls 36 which are linearly arranged along the length direction of the vertical plate stand 35, the second rolling balls 36 are provided with guide grooves, so that the film can be guided and transmitted conveniently, the edges of the film and the edges of the paper printed matter are flush and are subjected to hot-pressing compounding, and the film coating quality is improved; according to the width distance between the transmission film and the paper printed matter, the hand wheel 31 is used for rocking the linkage control screw rod 30 to spirally adjust the distance between the M-shaped sliding frames 33, so that the M-shaped sliding frames 33 are adjusted in a sliding mode along the horizontal guide of the guide rods 32 of the M-shaped sliding frames, the first ball bearings 34 are used for conducting rolling guide on the edges of the paper printed matter, the friction resistance is reduced, the direction track of the transmission and movement of the paper printed matter is accurate, then the second ball bearings 36 are used for guiding the film, the transmission and flowing direction of the film is kept, the skew is prevented, the edges of the film are aligned with the edges of the paper printed matter in a hot-pressing mode, and the film covering quality is improved.

The transmission mechanism 5 comprises a hot-pressing rubber roller 50, a driven gear 51, a hot-pressing roller 52, a driving gear 53, a conveying roller 54, an auxiliary belt wheel 55, a transverse plate frame 56, a motor 57, a rotating shaft 58, a main belt wheel 59 and a round belt 59A; the hot-pressing rubber roller 50 is installed on the main beam plate frame 6 through a bearing, a driven gear 51 is installed on one side shaft end of the hot-pressing rubber roller 50, a hot-pressing roller 52 is arranged under the hot-pressing rubber roller 50, the hot-pressing roller 52 is installed on the main beam plate frame 6 through a bearing, a driving gear 53 is installed on one side shaft end outer ring of the hot-pressing roller 52, the driving gear 53 is connected with the driven gear 51 in an engagement rotating mode, conveying rollers 54 are evenly arranged on two sides of the hot-pressing roller 52, the conveying rollers 54 are installed on the main beam plate frame 6 through bearings, auxiliary belt wheels 55 are installed on one side shaft ends of the hot-pressing roller 52 and the conveying rollers 54 respectively, a cross plate frame 56 is installed on the outer wall of the main beam plate frame 6, a motor 57 is installed on one end side wall of the cross plate frame 56 through a motor base, and an output shaft of the motor 57 is connected with one side shaft end of a rotating shaft 58 through a coupling, the rotating shaft 58 is mounted on the cross plate frame 56 through a bearing, a plurality of main belt wheels 59 which are linearly arranged along the length direction of the rotating shaft 58 are arranged on the rotating shaft 58, and the main belt wheels 59 are mutually and rotatably connected with the auxiliary belt wheels 55 right above through circular belts 59A arranged on the outer rings; the motor 57 drives the rotating shaft 58 to rotate the main belt wheel 59, the driving round belt 59A drives the auxiliary belt wheel 55 to synchronously rotate, the hot pressing roller 52 and the conveying roller 54 synchronously rotate, then the conveying roller 54 transmits the paper printed matter, and the driving gear 53 is meshed with the driving driven gear 51 to drive the hot pressing rubber roller 50 and the hot pressing roller 52 to oppositely rotate so as to carry out hot pressing compounding on the paper printed matter and the film.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.