CN210047724U

CN210047724U - Exhaust device of transparent film packaging machine

Info

Publication number: CN210047724U
Application number: CN201920394065.7U
Authority: CN
Inventors: 贺茂奎
Original assignee: SICHUAN SANTAI PHARMACEUTICAL TECHNOLOGY CO LTD
Current assignee: SICHUAN SANTAI PHARMACEUTICAL TECHNOLOGY CO LTD
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-02-11
Anticipated expiration: 2029-03-26

Abstract

The utility model provides an exhaust device of a transparent film packaging machine, which is arranged on a frame and comprises a first supporting block, a supporting rod, a second supporting block, a pin shaft and an exhaust wheel, wherein the first supporting block is symmetrically and parallelly arranged along the central line of the frame, one end of the first supporting block is connected with the frame, the other end of the first supporting block is connected with the end of the supporting rod, the supporting rod is vertical to the first supporting block, the second supporting block is parallel to the first supporting block, one end of the second supporting block is connected with the supporting rod, the other end of the second supporting block is connected with the pin shaft, and the pin shaft is parallel to the supporting rod and is; the exhaust wheel is uniformly provided with exhaust needles in the radial direction, the exhaust needles are in contact with the transparent film, and the lowest point of a circle where the needle points are located is lower than the upper surface of the transparent film. Compared with the prior art, the utility model discloses following beneficial effect has: the exhaust needle arranged on the exhaust wheel can uniformly prick a row of small holes on the transparent film, thereby realizing the exhaust when the transparent film is heat-sealed, avoiding the generation of bubbles and leading the transparent film to tightly wrap the packaging box and become beautiful.

Description

Exhaust device of transparent film packaging machine

Technical Field

The utility model relates to a equipment for packing technical field, concretely relates to transparent film packagine machine's exhaust apparatus for to the bubble that produces when pricking the hole with discharge cosmetics packaging box tectorial membrane transparent film.

Background

The existing cosmetics such as facial masks and the like are generally packaged in packaging boxes of various sizes according to different varieties and quantities, the packaging boxes are usually packaged with transparent films, namely, film coating treatment is carried out, and the main purpose of the packaging boxes is to prevent the packaging boxes from influencing product sales due to scratches on the surfaces of the packaging boxes in the subsequent transportation process.

When the packaging machine packages the transparent film on the packaging box, in order to tightly wrap the packaging box with the transparent film, the transparent film on the packaging box is generally subjected to heat sealing treatment by adopting a flat ironing mode, a point ironing mode or a combination mode. The ironing plates in all directions of the existing transparent film packaging machine have different set temperatures, and the heating sequence of the transparent films on the six surfaces of the packaging box is different, so that the transparent films on the packaging box are not attractive due to bubbles after heat sealing is finished, and the sale of products is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art, the utility model aims at providing a transparent film packagine machine's exhaust apparatus to solve among the prior art transparent film packagine machine all directions's ironing board, set for the temperature difference, and the transparent film of six faces of packing carton is heated the order and is different, leads to having the bubble after the transparent film heat-seal on the packing carton accomplishes and not pleasing to the eye, influences the problem that the product was sold.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an exhaust device of transparent film packaging machine, locate the frame, including first piece, branch, second piece, round pin axle and exhaust wheel, first piece is along the frame central line symmetry and parallel arrangement, first piece one end with the frame is connected, the other end is connected with the end of branch, the branch is perpendicular to first piece, second piece is on a parallel with first piece, second piece one end with the branch is connected, the other end is connected with the round pin axle, the round pin axle is on a parallel with the branch and with exhaust wheel rotation connection; the exhaust wheel is uniformly provided with exhaust needles in the radial direction, the exhaust needles are in contact with the transparent film, and the lowest point of a circle where the needle points are located is lower than the upper surface of the transparent film.

Furthermore, one end of the first supporting block is connected with the rack through a first locking screw; the support rod is rotatably connected with the other end of the first support block and is fastened by a second locking screw; one end of the second supporting block is rotatably connected with the supporting rod and is positioned by a third locking screw.

Furthermore, two bearings which are symmetrically arranged are embedded in the middle of the exhaust wheel, and the pin shaft is connected with the exhaust wheel through the bearings.

Furthermore, the exhaust wheel is provided with convex holes which are uniformly distributed and correspond to the exhaust needles one to one in the radial direction; and a spacing ring is arranged between the bearings and is used for propping against a spring arranged in the convex hole, and the spring is connected with the exhaust needle and is in a free state.

Further, exhaust needle integrated into one piece, including tip portion and acupuncture portion, acupuncture portion is the toper, acupuncture portion passes behind the protruding type hole by the screens is realized to tip portion, the tip portion with protruding type downthehole wall sliding fit.

Furthermore, the side face of the end head part is provided with a concave pit, and one end of the spring is embedded into the concave pit.

Further, the number of the exhaust needles is at least 4.

Further, the number of the exhaust needles is 8.

Compared with the prior art, the utility model provides a transparent film packagine machine's exhaust apparatus has following beneficial effect:

1. the exhaust needle arranged on the exhaust wheel can be used for uniformly pricking a row of small holes on the transparent film, so that the exhaust during the heat sealing of the transparent film is realized, the generation of bubbles is avoided, and the transparent film tightly wraps the packaging box to become beautiful;

2. the first locking screw, the second locking screw and the third locking screw are unscrewed, so that coarse adjustment, fine adjustment and fine adjustment of the spatial position of the exhaust wheel can be realized, the position of a pricking hole of the transparent film is adjusted, and the attractiveness of the packaging box after film covering is further improved;

3. the exhaust needle can freely slide in the channel formed by the convex holes and can freely stretch out and draw back under the action of the spring restoring force, so that the transparent film cannot be scratched or broken when the hole is punctured, and waste is avoided.

Drawings

FIG. 1 is a schematic view of the transparent film roll of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is an enlarged view of a portion B of FIG. 3;

fig. 5 is a schematic structural view of the air bleeding needle.

The reference numerals are explained below:

1: a rack 2: film-moving roller

3: film-drawing roller 4: first support block

5: a support rod 6: second supporting block

7: and (3) pin shaft 8: exhaust wheel

81: exhaust needle 811: end head

8111: pit 812: acupuncture part

82: bearing 83: convex hole

84: spacer ring 85: spring

9: first locking screw 10: second locking screw

11: third locking screw 12: transparent film

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1 to 5, the utility model provides an exhaust device of transparent film packaging machine, which is arranged on a frame 1, and comprises a first supporting block 4, a supporting rod 5, a second supporting block 6, a pin shaft 7 and an exhaust wheel 8, wherein the first supporting block 4 is arranged symmetrically and parallelly along the central line of the frame 1, one end of the first supporting block 4 is connected with the frame 1, the other end is connected with the end of the supporting rod 5, the supporting rod 5 is perpendicular to the first supporting block 4, the second supporting block 6 is parallel to the first supporting block 4, one end of the second supporting block 6 is connected with the supporting rod 5, the other end is connected with the pin shaft 7, and the pin shaft 7 is parallel to the supporting rod 5 and is rotatably connected with the exhaust wheel 8; the exhaust wheel 8 is uniformly provided with exhaust needles 81 in the radial direction, the exhaust needles 81 are in contact with the transparent film 12, and the lowest point of a circle where the needle points of the exhaust needles 81 are located is lower than the upper surface of the transparent film 12. In the embodiment, one end of the first supporting block 4 is connected with the frame 1 through a first locking screw 9, and the first locking screw 9 is unscrewed, so that the inclination angle of the first supporting block 4 is adjusted, the position of the supporting rod 5 is adjusted, and the rough adjustment of the space position of the exhaust wheel 8 is realized; the support rod 5 is rotatably connected with the other end of the first support block 4, is fastened through a second locking screw 10, and can rotate the support rod 5 by unscrewing the second locking screw 10, so that the spatial position of the exhaust wheel 8 can be finely adjusted; one end of the second supporting block 6 is rotatably connected with the supporting rod 5, the third locking screw 11 is used for positioning, the third locking screw 11 can be loosened to slide and adjust the position and the inclination angle of the second supporting block 6 relative to the supporting rod 5, the second supporting block 6 is generally positioned at one fourth of the supporting rod 5, so that the distance between the exhaust wheel 8 and the transparent film 12 is adjusted, the needle point of the exhaust needle 81 is slightly lower than the upper surface of the transparent film 12 by about 0.2-0.5 mm, and the fine adjustment of the spatial position of the exhaust wheel 8 is realized.

When the film winding machine works, a transparent film roll is installed on the machine frame 1, the unfolded transparent film 12 sequentially bypasses a plurality of film moving rollers 2 and moves downwards under the action of the film pulling rollers 3, when the transparent film 12 moves below the exhaust wheel 8, small holes are punched by needle points of the exhaust needles 81, the exhaust wheel 8 is driven to rotate around the pin shaft 7, and then a row of small holes are uniformly punched by the rest exhaust needles 81 sequentially, so that exhaust during heat sealing of the transparent film is realized, bubbles are avoided, and the transparent film tightly wraps the packaging box and becomes attractive.

The middle part of the exhaust wheel 8 is embedded with a bearing 82, and the pin shaft 7 is connected with the exhaust wheel 8 through the bearing 82. The exhaust wheel 8 is provided with convex holes 83 which are uniformly distributed in the radial direction, and the convex holes 83 correspond to the exhaust needles 81 one by one; the two bearings 82 are symmetrically arranged, a spacing ring 84 is arranged between the two bearings 82, the spacing ring 84 is used for propping against a spring 85 arranged in the convex hole 83, and the spring 85 is connected with the exhaust needle 81 and is in a free state.

As shown in fig. 4 to 5, the exhaust needle 81 is integrally formed, and includes a head portion 811 and a needle portion 812, the needle portion 812 is tapered, and passes through the convex hole 83 to be engaged by the head portion 811, the head portion 811 is slidably fitted to the inner wall of the convex hole 83, and the convex hole 83 forms a channel through which the exhaust needle 81 freely slides; the side of the end part 811 is provided with a pit 8111, and one end of the spring 85 is embedded in the pit 8111. The reset force of the spring 85 enables the exhaust needle 81 to freely stretch out and draw back in the exhaust wheel 8 body, and waste caused by scratching or pricking the transparent film 12 when the transparent film 12 is pricked is avoided.

The number of the exhaust needles 81 is at least 4, and in the present embodiment, the number of the exhaust needles 81 is preferably 8 in consideration of the external dimension of the facial mask case.

In the present embodiment, the transparent film 12 is a BOPP transparent film, which is colorless, odorless, tasteless, nontoxic, and has high tensile strength, impact strength, rigidity, toughness, and good transparency.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An exhaust device of a transparent film packaging machine is arranged on a rack (1) and is characterized by comprising a first supporting block (4), a supporting rod (5), a second supporting block (6), a pin shaft (7) and an exhaust wheel (8), wherein the first supporting block (4) is symmetrically arranged along the central line of the rack (1) in parallel, one end of the first supporting block (4) is connected with the rack (1), the other end of the first supporting block is connected with the end of the supporting rod (5), the supporting rod (5) is perpendicular to the first supporting block (4), the second supporting block (6) is parallel to the first supporting block (4), one end of the second supporting block (6) is connected with the supporting rod (5), the other end of the second supporting block is connected with the pin shaft (7), and the pin shaft (7) is parallel to the supporting rod (5) and is rotatably connected with the exhaust wheel (8); the exhaust wheel (8) is uniformly provided with exhaust needles (81) in the radial direction, the exhaust needles (81) are in contact with the transparent film (12), and the lowest point of a circle where the needle points are located is lower than the upper surface of the transparent film (12).

2. The air discharging device of the transparent film packaging machine according to claim 1, wherein one end of the first supporting block (4) is connected with the frame (1) through a first locking screw (9); the support rod (5) is rotatably connected with the other end of the first support block (4) and is fastened by a second locking screw (10); one end of the second supporting block (6) is rotatably connected with the supporting rod (5) and is positioned by a third locking screw (11).

3. The vent apparatus of the transparent film packaging machine according to claim 1, wherein two bearings (82) are symmetrically arranged and embedded in the middle of the vent wheel (8), and the pin shaft (7) is connected with the vent wheel (8) through the bearings (82).

4. The air discharging device of the transparent film packaging machine according to claim 3, wherein the air discharging wheel (8) is provided with convex holes (83) which are uniformly distributed and correspond to the air discharging needles (81) one by one in a radial direction; and a spacing ring (84) is arranged between the bearings (82), the spacing ring (84) is used for propping against a spring (85) arranged in the convex hole (83), and the spring (85) is connected with the exhaust needle (81) and is in a free state.

5. The venting device of the transparent film packaging machine according to claim 4, wherein the venting needle (81) is integrally formed and comprises an end portion (811) and a needle-punched portion (812), the needle-punched portion (812) is tapered, the needle-punched portion (812) passes through the convex hole (83) and then is locked by the end portion (811), and the end portion (811) is in sliding fit with the inner wall of the convex hole (83).

6. The air discharging device of the transparent film wrapping machine according to claim 5, wherein the end portion (811) is provided with a recess (8111) at a side thereof, and the spring (85) is inserted with one end thereof into the recess (8111).

7. The air discharging device of the transparent film packaging machine according to any one of claims 1 to 6, wherein the number of the air discharging needles (81) is at least 4.

8. The air discharging device of the transparent film wrapping machine according to claim 7, wherein the number of the air discharging needles (81) is 8.