CN216685116U

CN216685116U - Film packaging machine capable of packaging square thin covers

Info

Publication number: CN216685116U
Application number: CN202123446466.9U
Authority: CN
Inventors: 陈振东
Original assignee: Ningbo Aiteshi Intelligent Equipment Co ltd
Current assignee: Ningbo Aiteshi Intelligent Equipment Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-07
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a film packaging machine capable of packaging square thin covers, wherein a conveying mechanism is arranged on a rack, a supporting roll assembly of the conveying mechanism comprises a plurality of supporting rolls which are arranged at intervals, an embedded groove for supporting a whole stack of square thin covers is formed between every two adjacent supporting rolls, a heat-shrinkable module is arranged on the rack, hot air output ends are arranged on two sides of the conveying direction of the thin covers, and the conveying mechanism for conveying the whole stack of thin covers can integrally move up and down relative to the rack under the driving action of a lifting assembly arranged on the rack, so that the supporting roll assembly arranged on a base and the whole stack of thin covers on the supporting roll assembly can synchronously move up and down relative to the hot air output ends of the heat-shrinkable module; the mode of backing roll subassembly global movement has avoided the removal of hot-blast output just can realize the packing pyrocondensation to the thin lid of whole pile, under the condition that the lid form can not satisfy self roll transport, accomplishes packing and pyrocondensation to the thin lid of whole pile smoothly, and is very practical.

Description

Film packaging machine capable of packaging square thin covers

Technical Field

The utility model relates to the technical field of film packaging equipment, in particular to a film packaging machine capable of packaging square thin covers.

Background

Thin lids (referred to as "thin lids") require stacking and packaging with a sanitary film before transportation to form a roll of lids, thereby reducing contamination of the lids during transportation. In the prior art, a stack of pop can covers are usually packaged by manually using sanitary films, so that more pollution is caused by artificial uncontrollable contact on a packaging line of the pop can covers, the pollution risk of the pop can covers is increased, in addition, a large amount of operation workers are required for the whole production and packaging line, the automation degree is low, the production efficiency is caused, and the cost is high.

Therefore, the chinese patent application No. CN201510276308.3 (with the publication number of CN104859885B) discloses an automatic film packaging machine, and through an automatic design, when the automatic film packaging machine is in use, the pop-top can covers are stacked and placed into a stack through the counting and conveying assembly of the packaging machine, and then need to be clamped and transferred to the position of the packaging assembly through a carrying clamp assembly, and the carrying process of the carrying clamp assembly is to drive the clamped pop-top can covers to move horizontally and vertically for many times through the cooperation of a horizontal tow chain support and a vertical tow chain support of a clamp system, so as to realize the transfer of the pop-top can covers.

In order to solve the above problems, the prior application of the present applicant proposes "a simple film packaging apparatus for thin lids", which is filed as follows: CN202110369344.X (published application No. CN112960184A), this film packaging equipment need not carry among the prior art clamp assembly to drive the easy open can lid of centre gripping and carry out horizontal and vertical movement many times, realizes the transfer of thin lid (easy open can lid), therefore has effectively simplified the material loading process of thin lid, has improved packing efficiency. The thin cover clamping channel formed by matching the pressing plate of the thin cover clamping device with the supporting plate directly receives the stacked thin covers transmitted by the material guide channel of the transverse pushing mechanism, the pressing plate and the supporting plate clamp the peripheries of the thin covers, the problem that a carrying clamp system (clamped at two ends in the overlapping direction of the thin covers) in the prior art is not firm in clamping can be effectively solved, and the falling risk is avoided.

Although in the drum conveying mechanism of the prior application of the applicant, the entire stack of thin covers placed between two adjacent rotating rollers can be driven to rotate synchronously through the rotation of each rotating roller, so as to ensure that the periphery of the outermost side of the entire stack of thin covers is uniformly heat-shrunk during shaping shrinkage, because the sizes and the shapes of the thin covers are often different, a plurality of thin covers with edges (such as squares) do not have the rolling capability, on the premise, the existing conveying mode is obviously unreasonable, if the heat-shrinking action is completed by adjusting the height of a hot air outlet, the layout of the whole machine needs to be adjusted, and the movable joint part needs to conduct and specially reinforce hot air, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art, and provides a film wrapping machine which can wrap a square thin cover and can quickly adjust the heat-shrinkable position to realize the heat-shrinkable of the thin cover without rolling capacity.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a film wrapping machine capable of wrapping square thin covers comprises:

a frame;

the conveying mechanism is arranged on the rack and comprises a base and a supporting roller assembly which is arranged on the base and can circularly drive in the conveying direction of the whole stack of the thin covers, the supporting roller assembly further comprises a plurality of supporting rollers which are arranged at intervals, and an embedded groove for supporting the whole stack of the square thin covers is formed between every two adjacent supporting rollers;

the thermal shrinkage module is arranged on the rack, and hot air output ends are arranged on two sides of the thin cover in the conveying direction;

and the lifting assembly is arranged on the rack, and the power output end is in driving connection with the conveying mechanism, so that the conveying mechanism and the whole stack of thin covers on the conveying mechanism are driven to synchronously move up and down relative to the hot air output end of the heat shrinkage module.

The lifting of the conveying mechanism can be realized through different driving transmission forms, preferably, the lifting assembly comprises a first driver and a screw-nut pair, a screw rod in the screw-nut pair is vertically connected with the base, a nut in the screw-nut pair is rotatably supported on the rack, and the output end of the first driver is connected with the nut through a transmission mechanism so as to drive the nut to rotate, so that the screw rod is driven to move up and down relative to the rack.

In order to guide the up-and-down movement of the conveying mechanism conveniently, preferably, the base is further provided with a guide rod parallel to the screw rod, and the rack is provided with a guide sleeve matched with the guide rod in a sliding manner.

Specifically, the transmission mechanism comprises a first transmission wheel positioned on the output end of the first driver, a second transmission wheel fixed with the nut, and a synchronous belt, wherein the synchronous belt is sequentially wound on the first transmission wheel and the second transmission wheel.

In order to ensure the synchronous lifting of the two ends of the base, preferably, the two screw rods are arranged at intervals in the conveying direction of the thin cover, and the nut and the second transmission wheel are respectively two corresponding to each screw rod.

Specifically, the first driving wheel and the second driving wheel are chain wheels, and the corresponding synchronous belts are chains.

In order to ensure that the whole stack of thin covers in the caulking groove can be conveyed under the action of the supporting roller assembly, preferably, the supporting roller assembly further comprises a second driver, and a third driving wheel and a fourth driving wheel which are respectively arranged at two ends of the base along the conveying direction of the whole stack of thin covers, wherein driving chains are sequentially wound on the third driving wheel and the fourth driving wheel, the supporting rollers are connected to the driving chains at intervals, and the output end of the second driver is in driving connection with at least one of the third driving wheel and the fourth driving wheel, so that the driving chains drive the supporting rollers to circularly drive in the conveying direction of the whole stack of thin covers.

Preferably, each of two sides of the base is provided with a transmission chain, and two ends of the corresponding support roller are respectively connected to the corresponding transmission chains.

Compared with the prior art, the utility model has the advantages that: in the film packaging machine capable of packaging the square thin covers, the conveying mechanism for conveying the whole stack of thin covers can integrally move up and down relative to the machine frame under the driving action of the lifting assembly arranged on the machine frame, so that the supporting roller assembly arranged on the base can synchronously move up and down relative to the hot air output end of the heat shrinkage module with the whole stack of thin covers on the supporting roller assembly; the mode of backing roll subassembly global movement has avoided the removal of hot-blast output just can realize the packing pyrocondensation to the thin lid of whole pile, under the condition that the lid form can not satisfy self roll transport, accomplishes packing and pyrocondensation to the thin lid of whole pile smoothly, and is very practical.

Drawings

FIG. 1 is a schematic view of a part of a film wrapping machine according to an embodiment of the present invention;

FIG. 2 is an overall schematic view of the transfer mechanism;

FIG. 3 is an enlarged schematic view of a portion of the structure of FIG. 2;

fig. 4 is a schematic view from another angle of fig. 2.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 4, a preferred embodiment of the present invention. In this embodiment, the film laminator capable of packaging square thin covers includes a frame 1, a conveying mechanism 2, a heat shrinking module and a lifting assembly 3, where the conveying mechanism 2 is disposed on the frame 1 and includes a base 21 and a supporting roller assembly 22 disposed on the base 21 and capable of circularly driving in a conveying direction of a whole stack of thin covers, the supporting roller assembly 22 specifically includes a plurality of supporting rollers 221 arranged at intervals, and a caulking groove 220 for supporting the whole stack of square thin covers is formed between two adjacent supporting rollers 221. The caulking groove 220 in the present embodiment is specially optimized according to a square cover, referring to fig. 3, two sides of each supporting roller 221 extend laterally to form supporting sides 222, and two adjacent supporting sides 222 are connected to form the caulking groove 220. The thermal shrinkage module is arranged on the frame 1, hot air output ends are arranged on two sides of the thin cover in the conveying direction, the lifting assembly 3 is arranged on the frame 1, and the power output end is in driving connection with the conveying mechanism 2, so that the conveying mechanism 2 and the whole stack of thin covers on the conveying mechanism are driven to move up and down synchronously relative to the hot air output ends of the thermal shrinkage module.

Of course, the specific structure for realizing the lifting may be various, the lifting assembly 3 in this embodiment includes a first driver 31 and a screw-nut pair, a screw 32 in the screw-nut pair is vertically connected to the base 21, a nut in the screw-nut pair is rotatably supported on the frame 1, an output end of the first driver 31 is connected to the nut through a transmission mechanism to drive the nut to rotate (the nut is not shown), and the driven screw 32 moves up and down relative to the frame 1. In order to facilitate guiding when the base 21 moves up and down, preferably, the base 21 is further provided with a guide rod 41 parallel to the screw rod 32, and the frame 1 is provided with a guide sleeve 42 slidably matched with the guide rod 41. In order to ensure stable power transmission, the transmission mechanism in this embodiment includes a first transmission wheel 33 located at the output end of the first driver 31, a second transmission wheel 34 fixed to the nut, and a timing belt 35, wherein the timing belt 35 is sequentially wound around the first transmission wheel 33 and the second transmission wheel 34. Specifically, there are two of the above-described screws 32 and arranged at intervals in the thin cap conveying direction, and there are two of the nuts and the second transmission wheels 34 for each screw 32. In this embodiment, the first transmission wheel 33 and the second transmission wheel 34 are both sprockets, and are chains corresponding to the timing belt 35, and further, a guide rod 41 parallel to the screw rod 32 is further disposed on the base 21, and a guide sleeve 42 slidably matching with the guide rod 41 is disposed on the frame 1.

Besides the lifting function, the above-mentioned conveying mechanism 2 also has the function of conveying the whole stack of thin covers, that is, the above-mentioned supporting roller assembly 22 also includes a third driving wheel 23 and a fourth driving wheel 24 respectively arranged at two ends of the base 21 along the conveying direction of the whole stack of thin covers, a driving chain 25 is sequentially wound on the third driving wheel 23 and the fourth driving wheel 24, and the supporting rollers 221 are connected on the driving chain 25 at intervals. One driving chain 25 is provided on each of both sides of the base 21, and both ends of the corresponding support rollers 221 are respectively connected to the corresponding driving chains 25. The support roller assembly 22 further comprises a second driver 26, the output end of the second driver 26 is in driving connection with at least one of the third transmission wheel 23 and the fourth transmission wheel 24, so that the driving transmission chain 25 drives each support roller 221 to circularly transmit in the conveying direction of the whole stack of thin covers. Namely, under the driving of the second driver 26, the third driving wheel 23, the fourth driving wheel 24 and the driving chain 25 synchronously realize the driving, the dynamic process is similar to the conventional driving belt, and the detailed transmission process can refer to the prior application of the applicant, namely, the chinese utility model patent No. CN202120696288.6, which is a simple film packaging device for a thin cover, and is not described herein again. Under the linkage action of the three supporting rollers, each supporting roller 221 arranged on the transmission chain 25 can move along with the transmission, and as mentioned above, the caulking groove 220 for supporting the whole stack of square thin covers is formed between two adjacent supporting rollers 221, so that the conveying of the whole stack of thin covers is completed through the linkage of the three supporting rollers. In addition, the first driver 31 and the second driver 26 mentioned in the present embodiment can be any conventional power source, and can be configured according to the requirement in actual production, and the present embodiment refers to motors.

Directional terms such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. A film wrapping machine capable of wrapping square thin covers comprising:

a frame (1);

the conveying mechanism (2) is arranged on the rack (1) and comprises a base (21) and a supporting roller assembly (22) which is arranged on the base (21) and can be in circulating transmission in the conveying direction of the whole stack of the thin covers, the supporting roller assembly (22) further comprises a plurality of supporting rollers (221) which are arranged at intervals, and a caulking groove (220) for supporting the whole stack of the square thin covers is formed between every two adjacent supporting rollers (221);

the thermal shrinkage module is arranged on the rack (1) and is provided with hot air output ends on two sides in the conveying direction of the thin cover;

it is characterized by also comprising:

and the lifting component (3) is arranged on the rack (1), and the power output end is in driving connection with the conveying mechanism (2), so that the conveying mechanism (2) and the whole stack of thin covers on the conveying mechanism are driven to synchronously move up and down relative to the hot air output end of the thermal shrinkage module.

2. A film wrapping machine as defined in claim 1, wherein: the lifting assembly (3) comprises a first driver (31) and a screw-nut pair, a screw rod (32) in the screw-nut pair is vertically connected with the base (21), a nut in the screw-nut pair is rotatably supported on the rack (1), the output end of the first driver (31) is connected with the nut through a transmission mechanism so as to drive the nut to rotate, and then the screw rod (32) is driven to move up and down relative to the rack (1).

3. A film wrapping machine according to claim 2, wherein: the base (21) is further provided with a guide rod (41) parallel to the screw rod (32), and the rack (1) is provided with a guide sleeve (42) matched with the guide rod (41) in a sliding mode.

4. The film wrapping machine according to claim 3, wherein: the transmission mechanism comprises a first transmission wheel (33) positioned at the output end of the first driver (31), a second transmission wheel (34) fixed with a nut, and a synchronous belt (35), wherein the synchronous belt (35) is sequentially wound on the first transmission wheel (33) and the second transmission wheel (34).

5. The film wrapping machine according to claim 4, wherein: the two screw rods (32) are arranged at intervals in the conveying direction of the thin cover, and the number of the nuts and the number of the second transmission wheels (34) are respectively two corresponding to each screw rod (32).

6. The film wrapping machine according to claim 5, wherein: the first transmission wheel (33) and the second transmission wheel (34) are chain wheels, and the corresponding synchronous belt (35) is a chain.

7. A film wrapping machine according to claim 6, wherein: the supporting roller assembly (22) further comprises a second driver (26), and a third driving wheel (23) and a fourth driving wheel (24) which are respectively arranged at two ends of the base (21) along the conveying direction of the whole stack of thin covers, wherein driving chains (25) are sequentially wound on the third driving wheel (23) and the fourth driving wheel (24), the supporting rollers (221) are connected to the driving chains (25) at intervals, and the output end of the second driver (26) is in driving connection with at least one of the third driving wheel (23) and the fourth driving wheel (24), so that the driving chains (25) drive the supporting rollers (221) to circularly drive in the conveying direction of the whole stack of thin covers.

8. The film wrapping machine according to claim 7, wherein: in the two sides of the base (21), each side is provided with a transmission chain (25), and the two ends of the corresponding supporting rollers (221) are respectively connected to the corresponding transmission chains (25).