CN210126276U - Automatic film feeding equipment for plastic container film inner label - Google Patents

Abstract

The utility model relates to an automatic film feeding device for inner labels of plastic containers, which comprises a film feeding device, a film supplying device, a film turning mechanism and a film supplying frame, wherein the film supplying device comprises a rotating component, a supporting component, a pushing component a, a pushing component b, a pressing component and a tilting component arranged between the rotating component and the film supplying frame, and the number of the supporting components is four along the circumferential direction; the film feeding mechanism supports the film to the supporting piece located at the material receiving station, the film feeding mechanism drives the pressing assembly to press the pushing assembly a and the pushing assembly b downwards, the film at the pushing station is pushed to one side, close to the film feeding frame, of the overturning assembly, the rotating assembly rotates to transfer the film at the material receiving station to the pushing station and send the film on the overturning assembly into the film feeding frame. The utility model provides a labeling needs the manual work to look at equipment constantly and adds the film work in the membrane, and operating personnel appears reinforced untimely the problem that leads to follow-up production not have the film to supply with the cause the substandard product easily.

Description

Automatic film feeding equipment for plastic container film inner label

Technical Field

The utility model relates to a membrane internal labeling equipment technical field especially relates to an automatic membrane equipment that send of plastic container membrane internal labeling.

Background

The label is placed in the mold cavity of the blow molding machine, the label is adsorbed on the mold cavity due to the fact that a vacuum adsorption hole is formed in the mold cavity, then the mold cavity rolls to the front of the high-temperature hot molten plastic strip to receive the plastic strip, air is blown into the mold after the mold is closed, the plastic is formed into a shape limited by the mold cavity, the mold is opened after the plastic is cooled slightly, the plastic finished product falls into a trolley to complete the blow molding action, the label is attached to the surface of the plastic finished product due to the high-temperature effect, and the final effect is permanent; the labeling method of the in-mold label can be divided into an automatic labeling method and a manual labeling method, the labeling position of the automatic in-mold labeling machine is accurate, the arm can pause at any middle position, and the labeling efficiency is high.

The chinese utility model patent with publication number CN203357868U discloses an in-film labeling machine, and specifically discloses a labeling machine comprising a suction cup, a manipulator component for providing suction cup power, a label plate component for providing labeling paper, and a fixing frame for fixing the manipulator component and the label plate component; the robot member includes an X-direction robot arm and a Y-direction robot arm.

This device has the following disadvantages: the label plate part is used for placing the film labels, but the label plate part needs to be manually stared at the moment for adding the film labels, particularly for labeling equipment with high running speed, a stack of label films are used up quickly, manual feeding operation is inconvenient, and products produced later are easily forgotten to be defective.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to overcome foretell defect, an automatic membrane equipment that send of plastic container membrane internal labeling is provided, supply membrane mechanism to shift the film to the mechanism that overturns through the setting on, push down the one end distance that the module drive propelling movement subassembly will be located the film of feeding station department and release in advance, then rotating assembly drives support piece and rotates and drive the film and continue to the propelling movement in the outside, then utilize the subassembly that overturns and send into the film with the cooperation that supplies the film frame and supply the film frame, and then solved the membrane internal labeling and need artifical equipment of staring at constantly and add the film work, and operating personnel appears reinforced untimely the problem that leads to follow-up production not have the film to supply with the cause the substandard product and the manual work to add.

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

an automatic film feeding device for plastic container in-film labels comprises a film feeding device and a film supplying device arranged on one side of the film feeding device, wherein the film feeding device comprises a mechanical arm, the film supplying device comprises a film supplying mechanism, a film turning and pushing mechanism arranged on one side of the film supplying mechanism and a film supplying frame arranged between the film turning and pushing mechanism and the mechanical arm,

the overturning and pushing mechanism comprises a rotating component, a supporting component arranged on the rotating component, a pushing component a and a pushing component b which are arranged on the supporting component, a pressing component arranged above the pushing component a and the pushing component b, and overturning components arranged between the rotating component and the film supply frame, wherein four supporting components are arranged in an array manner along the rotating circumferential direction of the supporting components;

the film supplying mechanism supports the film in a flat lying state and drives the film to be conveyed to the supporting piece located at the material receiving station, the film supplying mechanism drives the pressing component to press the pushing component a and the pushing component b downwards in the process, the pushing component a and the pushing component b push the film on the supporting piece located at the pushing station to one side, close to the film supplying frame, of the overturning component, then the rotating component rotates to transfer the supporting piece located at the material receiving station and the film on the supporting piece to the pushing station, and in the process, the film on the overturning component is conveyed into the film supplying frame through the matching of the pushing component a and the pushing component b with the overturning component.

As an improvement, the film supply mechanism includes a base, a frame arranged on the base, a rotating assembly arranged on the frame, and a supporting plate fixed on the rotating assembly and driven by the rotating assembly to rotate, wherein the supporting plate is used for supporting the film in a lying state, and the rotating assembly can be a chain wheel and a chain and driven by a power member to rotate for conveying.

As an improvement, the rotating assembly comprises a rotating frame a arranged on the base, a roller shaft rotatably arranged on the rotating frame a and a driving piece arranged on one side of the rotating frame a and used for driving the roller shaft to rotate;

the support piece comprises a support plate a and a support plate b, the support plate a and the support plate b are arranged in an L shape, and the support plate a and the support plate b are provided with through grooves at positions close to the middle.

As an improvement, four pushing assemblies a and four pushing assemblies b are arranged in an array along the circumferential direction of the roller shaft, the roller shaft is further provided with supporting rods which are in one-to-one correspondence with the pushing assemblies a and the pushing assemblies b, the supporting plates a and the supporting plates b are fixed on the supporting rods, each of the pushing assemblies a and the pushing assemblies b comprises a sliding rod in sliding fit with the supporting rods, an extension rod a fixed at the end part of the sliding rod, a connecting rod a rotatably connected with the end part of the extension rod a, a connecting rod b with one end slidably connected with the connecting rod a and a push rod with the end part rotatably connected with the other end of the connecting rod b, the supporting plate a is provided with a sliding groove, the push rod is in sliding fit with the sliding groove, and;

the rotary roller is fixed at the end of the sliding rod, the extension rod b is fixed at the end of the sliding rod, the rotary roller is rotatably arranged at the end of the extension rod b, when the rotary roller moves to the lowest point, the vertical distance from the rotary roller to the outer side edge of the support plate b is L1, the vertical distance from the push plate to the outer side edge of the support plate b is L2, and L1 is more than L2.

As an improvement, the pressing component comprises a support frame fixed on the frame, a support slide rod fixed on the lower surface of the support frame near the middle position, a pressing frame slidably arranged on the support slide rod, and two guide blocks which are bilaterally symmetrically arranged on two sides of the pressing frame and fixed on the support frame, wherein two ends of the pressing frame are respectively provided with a slide support block and a slide block in sliding fit with the slide support block, a spring a is connected between the slide block and the pressing frame, and the outer end part of the slide block is abutted against the inner side edge of the guide block; the end part of the supporting slide bar is provided with a limiting block, and a spring b sleeved on the supporting slide bar is arranged between the pressing frame and the limiting block.

As an improvement, the overturning assembly comprises a support b arranged on the base, a rotating frame b arranged on the support b and an overturning plate rotatably arranged on the rotating frame b, the width of the overturning plate is smaller than that of the through groove, and the overturning plate overturns towards one side of the film supply frame in a free state.

As the improvement, supply the membrane frame including a plurality of guide bars, wherein be located the width that the interval between guide bar a and the guide bar b of below is less than the returning face plate, and the tip symmetry of guide bar a and guide bar b has seted up the support groove, when the returning face plate overturns to the tip card income support groove, the position of guide bar a and guide bar b and film contact all is on the coplanar with the upper surface of returning face plate.

As an improvement, a hidden groove used for hiding the push plate is formed in one end of the sliding groove in the supporting plate a.

As an improvement, the supporting surface of the supporting plate b is an arc surface matched with the large arc edge of the film, splayed limiting edges are symmetrically arranged on the supporting plate b left and right, and the limiting edges can automatically limit the film.

As a further improvement, the rotating roller is provided as a smooth-surfaced metal roller.

The beneficial effects of the utility model reside in that:

1. the film feeding mechanism is arranged in the utility model to automatically transfer the film which is placed on the film feeding mechanism in advance to the turning and pushing mechanism, then the rotating component of the turnover and push mechanism drives the supporting piece to rotate, the supporting piece is utilized to support the film, and a pushing component a and a pushing component b are arranged in a matching way, so that the rotating component rotates slowly to drive the film to be slowly and continuously transferred from the feeding station to the feeding station, the film on the supporting piece at the feeding station is slowly pushed to the tilting component by the pushing component a and the pushing component b driven by the film supplying mechanism, then the film is automatically fed into the film supply frame by utilizing the matching of the tilting assembly and the film supply frame, the film adding work is carried out without staring at equipment at any time manually, the labor is saved, the problem that defective products are caused because the film supply is not available in the subsequent production due to the fact that the feeding is not timely by operators is solved;

2. the utility model discloses in all include the push pedal of flat push and the commentaries on classics roller that carries out the forced lubrication along with the rotating assembly rotation orbit through setting up propelling movement subassembly a and propelling movement subassembly b, make in the propelling movement initial stage by the push pedal flat push with the film to the outside propelling movement certain distance, owing to the linkage sets up and also moves down to the position of pasting the film together in this process commentaries on classics roller, then can utilize the commentaries on classics roller movement orbit to further slowly release the film when the rotating assembly rotates, simple structure is ingenious, saves power and propelling movement is stable;

3. the utility model discloses in push down the subassembly and set up to push down the subassembly by supplying the drive of membrane mechanism through setting up for supply membrane mechanism can drive propelling movement subassembly an and propelling movement subassembly b work through pushing down the subassembly when the gyration feed, save power, and link up the compactness all around and improved efficiency. In addition, the sliding block can move towards two sides along the guide block in the downward moving process of the downward pressing assembly, so that the downward pressing assembly can be automatically separated from the supporting plate of the film supply mechanism after being pressed in place, and can automatically reset under the action of elastic force after being separated to prepare for the next downward pressing, and the structure is simple and ingenious;

4. the utility model discloses in through setting up the upset subassembly to set up on the guide bar an and the guide bar b of film frame and support the groove, make the film slide and cross the upset board of upset subassembly and rotate the upset of film frame one side back the axis automatically, and the card goes into to support the inslot, then the film can be under the continuation propelling movement of commentaries on classics roller in the automatic film frame that slides in, simple structure, degree of automation is high, and the feeding is convenient.

To sum up, the utility model has the advantages of degree of automation is high, and simple structure is ingenious, and the operation is stable, uses manpower sparingly, is particularly useful for the automatic membrane equipment technical field that send of plastic cup membrane internal labeling shaping.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of an automatic film feeding device for forming a label on a plastic cup film;

FIG. 2 is a schematic structural view of a film supply device;

FIG. 3 is a schematic view of the turning assembly supporting the state to which the film is transferred;

FIG. 4 is a schematic structural view of the flipping mechanism;

FIG. 5 is a schematic view of a state that a film supported by a turnover mechanism is turned over from a material receiving station to a pushing station;

FIG. 6 is a schematic view showing the film being supported by the flipping mechanism and then continuing to rotate to the pushing-out station;

FIG. 7 is a schematic structural diagram of the pushing assembly a, the pushing assembly b and the pressing assembly;

FIG. 8 is a schematic structural view of the hold-down frame;

FIG. 9 is a schematic view of the structure of the film supply frame and the turnover plate

FIG. 10 is a schematic view of the structure of the support member;

fig. 11 is a schematic structural view of an automatic film feeding device for forming a label in a plastic cup film.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 11, an automatic film feeding device for plastic container inner labels comprises a film feeding device 1 and a film supplying device 2 arranged on one side of the film feeding device 1, wherein the film feeding device 1 comprises a manipulator 11, the film supplying device 2 comprises a film supplying mechanism 21, a turning and pushing mechanism 22 arranged on one side of the film supplying mechanism 21, and a film supplying frame 23 arranged between the turning and pushing mechanism 22 and the manipulator 11,

the overturning mechanism 22 comprises a rotating assembly 221, a support 222 arranged on the rotating assembly 221, a pushing assembly a223 and a pushing assembly b224 arranged on the support 222, a pressing assembly 225 arranged above the pushing assembly a223 and the pushing assembly b224, and an overturning assembly 226 arranged between the rotating assembly 221 and the film supply frame 23, wherein the number of the support 222 is four in the circumferential direction along the rotation direction;

the film supply mechanism 21 supports the film 10 in a flat lying state and drives the film to be conveyed to the support 222 at the material receiving station 100, in the process, the film supply mechanism 21 drives the pressing-down component 225 to press the pushing component a223 and the pushing component b224 downwards, so that the pushing component a223 and the pushing component b224 push the film 10 on the support 222 at the pushing station 200 to the side, close to the film supply frame 23, of the overturning component 226, then the rotating component 221 rotates to transfer the support 222 at the material receiving station 100 and the film 10 thereon to the pushing station 200, and in the process, the film 10 on the overturning component 226 is conveyed into the film supply frame 23 through the cooperation of the pushing component a223 and the pushing component b224 with the overturning component 226.

It should be noted that, in this embodiment, the film feeding mechanism 21 is arranged to automatically transfer the film, which is placed on the film feeding mechanism 21 in advance, onto the flipping mechanism 22, the rotating assembly 221 of the flipping mechanism 22 drives the supporting member to rotate, the supporting member supports the film, and the pushing assembly a223 and the pushing assembly b224 are arranged in a matching manner, so that the rotating assembly 221 rotates slowly to drive the film to slowly but continuously transfer from the feeding station to the feeding station, the pushing assembly a223 and the pushing assembly b224 are driven by the film feeding mechanism 21 to slowly push the film on the supporting member located at the feeding station onto the flipping assembly 226, and then the flipping assembly 226 and the film feeding frame 23 are arranged in a matching manner to automatically feed the film into the film feeding frame 23, and the film feeding operation is performed without manually and constantly watching the apparatus, which saves labor, the problem that the subsequent production does not have film supply to cause substandard products due to untimely feeding of operating personnel is avoided.

Further, the film supplying mechanism 21 includes a base 2211, a frame 211 disposed on the base 2211, a rotating assembly 212 disposed on the frame 211, and a supporting plate 213 fixed on the rotating assembly 212 and driven by the rotating assembly 212 to rotate, wherein the supporting plate 213 is used for supporting the film 10 in a lying state.

Further, the rotating assembly 221 includes a rotating frame a2212 disposed on the base 2211, a roller 2213 rotatably disposed on the rotating frame a2212, and a driving member 2214 disposed on one side of the rotating frame a2212 for driving the roller 2213 to rotate;

the support 222 includes a support plate a2221 and a support plate b2222, the support plate a2221 and the support plate b2222 are arranged in an L shape, and through slots 2223 are formed at positions near the middle of the support plate a2221 and the support plate b 2222.

Further, four pushing assemblies a223 and b224 are arranged in an array along the circumferential direction of the roller shaft 2213, the roller shaft 2213 is further provided with support rods 2215 corresponding to the pushing assemblies a223 and b224 one by one, the support plates a2221 and b2222 are fixed on the support rods 2215, the pushing assemblies a223 and b224 each include a sliding rod 2231 in sliding fit with the support rod 2215, an extension rod a2232 fixed at an end of the sliding rod 2231, a connecting rod a2233 rotatably connected with an end of the extension rod a2232, a connecting rod b2234 with one end slidably connected with the connecting rod a2233, and a push rod 2235 with an end rotatably connected with the other end of the connecting rod b2234, the support plate 2221 is provided with a sliding groove 30, the push rod 2235 is in sliding fit with the sliding groove 30, and the other end of the push rod 2235 is provided with a push plate 2236;

the device also comprises an extension rod b2237 fixed at the end of the sliding rod 2231 and a rotary roller 2238 rotatably arranged at the end of the extension rod b2237, wherein when the rotary roller 2238 moves to the lowest point, the vertical distance from the outer side edge of the support plate b2222 is L1, the vertical distance from the push plate 2236 to the outer side edge of the support plate b2222 is L2, and L1 is greater than L2.

It should be mentioned that, the pushing assembly a223 and the pushing assembly b224 both include the push plate 2236 for flat pushing and the rotating roller 2238 for pressure feeding along with the rotating track of the rotating assembly 221, so that the film is pushed to the outside by the push plate 2236 for a certain distance in the initial stage of pushing, and the rotating roller moves down to the position close to the film in the process due to linkage, and then the rotating assembly 221 can push the film out slowly by using the moving track of the rotating roller when rotating, and the structure is simple and ingenious, saves power and is stable in pushing.

Further, the push-down assembly 225 includes a support frame 2251 fixed on the frame 211, a support slide bar 2252 fixed on the lower surface of the support frame 2251 near the middle position, a push-down frame 2253 slidably disposed on the support slide bar 2252, and two guide blocks 2254 symmetrically disposed on both sides of the push-down frame 2253 and fixed on the support frame 2251, wherein both ends of the push-down frame 2253 are provided with a slide support block 2255 and a slide block 2256 slidably engaged with the slide support block 2255, a spring a2257 is connected between the slide block 2256 and the push-down frame 2253, and the outer end of the slide block 2256 abuts against the inner side of the guide block 2254; a limiting block 2258 is arranged at the end of the support slide bar 2252, and a spring b2259 is arranged between the lower pressing frame 2253 and the limiting block 2258 and sleeved on the support slide bar 2252; it should be noted that the elastic force of the spring b2259 is greater than the sum of the elastic forces of the two springs a2257, so as to ensure that the lower support 2253 is automatically lifted and returned by the spring b2259 after pressing down, and the spring a2257 is stretched.

It should be noted that, by providing the pressing component 225 and providing the pressing component 225 driven by the film supplying mechanism 21, the film supplying mechanism 21 can drive the pushing component a223 and the pushing component b224 to work through the pressing component 225 during the rotary feeding, so as to save power, and the front and back connection is compact, thereby improving the efficiency. In addition, the sliding block 2256 can move towards two sides along the guide block 2254 during the downward movement of the pressing component 225, so that the pressing component 225 can automatically separate from the supporting plate 213 of the film feeding mechanism 21 after being pressed down to the right position, and can automatically reset under the action of elastic force after being separated to prepare for the next downward pressing, and the structure is simple and ingenious.

Further, a hiding groove 40 for hiding the push plate 2236 is opened at one end of the sliding groove 30 on the support plate a 2221.

Further, the supporting surface of the supporting plate b2222 is configured to be an arc surface matched with the large arc edge of the film 10, and the supporting plate b2222 is symmetrically provided with the splayed limiting edges 2224.

Further, the roller 2238 is provided as a smooth-surfaced metal roller.

Example two

As shown in fig. 5 and 9, in which the same or corresponding components as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, only the points of difference from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that: further, the tilting assembly 226 comprises a bracket b2261 arranged on the base 2211, a rotating rack b2262 arranged on the bracket b2261, and a tilting plate 2263 rotatably arranged on the rotating rack b2262, wherein the width of the tilting plate 2263 is smaller than that of the through slot 2223, and the tilting plate 2263 tilts towards the film supplying rack 23 side in a free state.

Further, the film supplying frame 23 includes a plurality of guide rods, wherein the distance between the guide rod a231 and the guide rod b232 located at the lowest position is smaller than the width of the turnover plate 2263, the end portions of the guide rod a231 and the guide rod b232 are symmetrically provided with the support grooves 233, when the turnover plate 2263 is turned over until the end portions are clamped into the support grooves 233, the contact portions of the guide rod a231 and the guide rod b232 with the film 10 are all on the same plane as the upper surface of the turnover plate 2263.

In this embodiment, worth mentioning is through setting up tilting assembly 226 to set up support groove 233 on the guide bar a231 and the guide bar b232 of film frame, make the film slide and cross tilting assembly 226 behind the returning face plate axis of rotation returning face plate can be automatic to the upset of film frame one side, and the card goes into to support the inslot, then the film can be in the film frame of automatic sliding under the continuation propelling movement of commentaries on classics roller, moreover, the steam generator is simple in structure, and degree of automation is high, and the feeding is convenient.

The working process is as follows:

a stack of films 10 is laid on the supporting plate 213 of the film supply mechanism 21, the rotating assembly 212 drives the supporting plate 213 and the films 10 to move downwards, and after the supporting plate 213 enters the through groove 2223 of the supporting member 222 at the material receiving station 100, the middle part of the films 10 is pressed on the supporting plate a2221 of the supporting member 222;

then, the rotating assembly 212 continues to rotate, in which the latter supporting plate 213 presses on the sliding block 2256 of the pushing assembly 225, and the sliding block 2256 drives the pushing frame 2253 to move down the compression spring b2259 along the supporting sliding rod 2252, during which the end of the pushing frame 2253 presses on the end of the sliding rod 2231 of the pushing assembly a223 and the pushing assembly b224, so that the sliding rod 2231 slides down along the supporting rod 2215, during which the pushing plate 2236 pushes the film 10 on the supporting member 222 at the pushing station 200 to the outside, during which the rotating roller 2238 moves towards the roller 2213 under the action of the connecting rod a2233 and the connecting rod b2234, and after moving to the extreme position, the rotating roller 2238 abuts against the surface of the film;

it should be noted that the outer arc edge of the film 10 on the supporting member 222 at the pushing-out station 200 is attached to the surface of the supporting plate b2222, and then the rotating assembly 221 rotates to drive the film 10 at the receiving station 100 to rotate 90 degrees to the pushing-out station 200, and during this rotation, the film 10 automatically slides down along the surface of the supporting plate a2221 due to gravity, so that the outer arc edge of the film 10 is attached to the supporting plate b 2222;

in the process of rotation, the film 10 originally located at the pushing-out station 200 gradually separates from the supporting plate b2222 and remains on the turning plate 2263, the film 10 is continuously pushed to slide along the turning plate 2263 to the film supply frame 23 direction along the movement of the rotating roller 2238 along the circumferential track, after the film slides over the rotation axis of the turning plate 2263, the turning plate 2263 automatically tilts and the end part thereof is buckled out of the supporting groove 233 of the guiding rod a231 and the guiding rod b232, and then the film 10 automatically slides into the film supply frame 23.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship shown in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above description of the disclosed embodiments allows those skilled in the art to make various changes, substitutions of equivalents and alterations to these features and embodiments without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims (9)

1. An automatic film feeding device for plastic container in-film labels is characterized by comprising a film feeding device (1) and a film feeding device (2) arranged on one side of the film feeding device (1), wherein the film feeding device (1) comprises a mechanical arm (11), the film feeding device (2) comprises a film feeding mechanism (21), a film turning and pushing mechanism (22) arranged on one side of the film feeding mechanism (21) and a film feeding frame (23) arranged between the film turning and pushing mechanism (22) and the mechanical arm (11),

the overturning and pushing mechanism (22) comprises a rotating assembly (221), a support member (222) arranged on the rotating assembly (221), a pushing assembly a (223) and a pushing assembly b (224) arranged on the support member (222), a pressing assembly (225) arranged above the pushing assembly a (223) and the pushing assembly b (224), and overturning assemblies (226) arranged between the rotating assembly (221) and the film supply frame (23), wherein four support members (222) are arranged in an array manner along the rotating circumferential direction;

the film supply mechanism (21) supports the film (10) in a lying state and drives the film to be conveyed to a support piece (222) positioned at the material receiving station (100), in the process, the film supply mechanism (21) drives the pressing component (225) to press the pushing component a (223) and the pushing component b (224) downwards, so that the pushing component a (223) and the pushing component b (224) push the film (10) on the support (222) at the pushing station (200) to the side, close to the film supply frame (23), of the overturning component (226), then the rotating assembly (221) rotates to transfer the support (222) at the material receiving station (100) and the film (10) thereon to the pushing-out station (200) and in the process, the film (10) on the tilting assembly (226) is conveyed into the film supply frame (23) through the cooperation of the pushing assembly a (223) and the pushing assembly b (224) and the tilting assembly (226).

2. The automatic film feeding device for the plastic container in-film labels according to claim 1, wherein the film feeding mechanism (21) comprises a base (2211), a frame (211) arranged on the base (2211), a rotating assembly (212) arranged on the frame (211), and a supporting plate (213) fixed on the rotating assembly (212) and driven by the rotating assembly (212) to rotate, wherein the supporting plate (213) is used for supporting the film (10) in a lying state.

3. The automatic film feeding device for the plastic container film inner labels according to claim 2, wherein the rotating assembly (221) comprises a rotating frame a (2212) arranged on the base (2211), a roller (2213) rotatably arranged on the rotating frame a (2212), and a driving member (2214) arranged at one side of the rotating frame a (2212) for driving the roller (2213) to rotate;

the support piece (222) comprises a support plate a (2221) and a support plate b (2222), the support plate a (2221) and the support plate b (2222) are arranged in an L shape, and through grooves (2223) are formed in the positions, close to the middle, of the support plate a (2221) and the support plate b (2222).

4. The automatic film feeding device for the plastic container in-film labels according to claim 3, wherein four pushing assemblies a (223) and b (224) are arranged in an array along the circumferential direction of the roller shaft (2213), the roller shaft (2213) is further provided with supporting rods (2215) corresponding to the pushing assemblies a (223) and b (224) one by one, the supporting plates a (2221) and b (2222) are fixed on the supporting rods (2215), the pushing assemblies a (223) and b (224) each comprise a sliding rod (2231) in sliding fit with the supporting rod (2215), an extending rod a (2232) fixed at the end of the sliding rod (2231), a connecting rod a (2233) rotatably connected with the end of the extending rod a (2232), a connecting rod b (2234) having one end slidably connected with the connecting rod a (2233), and a pushing rod (2235) having an end rotatably connected with the other end of the connecting rod b (2234), a sliding groove (30) is formed in the supporting plate a (2221), the push rod (2235) is in sliding fit with the sliding groove (30), and a push plate (2236) is arranged at the other end of the push rod (2235);

the device also comprises an extension rod b (2237) fixed at the end of the sliding rod (2231) and a rotating roller (2238) rotatably arranged at the end of the extension rod b (2237), wherein when the rotating roller (2238) moves to the lowest point, the vertical distance from the rotating roller to the outer side edge of the support plate b (2222) is L1, the vertical distance from the push plate (2236) to the outer side edge of the support plate b (2222) is L2, and L1 is more than L2.

5. The automatic film feeding device for the in-mold labeling of the plastic containers as claimed in claim 4, wherein the pressing component (225) comprises a support frame (2251) fixed on the frame (211), a support slide bar (2252) fixed at a position closer to the middle of the lower surface of the support frame (2251), a pressing frame (2253) slidably arranged on the support slide bar (2252), and two guide blocks (2254) arranged at two sides of the pressing frame (2253) and fixed on the support frame (2251), wherein the two ends of the pressing frame (2253) are respectively provided with a sliding support block (2255) and a slide block (2256) slidably engaged with the sliding support block (2255), a spring a (2257) is connected between the slide block (2256) and the pressing frame (2253), and the outer end of the slide block (2256) abuts against the inner side edge of the guide block (2254); the end of the support sliding rod (2252) is provided with a limiting block (2258), and a spring b (2259) sleeved on the support sliding rod (2252) is arranged between the lower pressing frame (2253) and the limiting block (2258).

6. The automatic film conveying device for the plastic container film internal labels according to claim 2, wherein the tilting assembly (226) comprises a bracket b (2261) arranged on the base (2211), a rotating frame b (2262) arranged on the bracket b (2261) and a tilting plate (2263) rotatably arranged on the rotating frame b (2262), the width of the tilting plate (2263) is smaller than that of the through groove (2223), and the tilting plate (2263) tilts towards one side of the film supply frame (23) in a free state.

7. The automatic film feeding device for the plastic container film inner labels according to claim 6, wherein the film supplying frame (23) comprises a plurality of guide rods, wherein the distance between the guide rod a (231) and the guide rod b (232) positioned at the lowest position is smaller than the width of the turnover plate (2263), the end parts of the guide rod a (231) and the guide rod b (232) are symmetrically provided with support grooves (233), and when the turnover plate (2263) is turned over until the end parts are clamped in the support grooves (233), the contact parts of the guide rod a (231) and the guide rod b (232) and the film (10) are on the same plane with the upper surface of the turnover plate (2263).

8. The automatic film feeding device for the plastic container film inner labels according to claim 4, wherein a hiding groove (40) for hiding the push plate (2236) is formed at one end of the sliding groove (30) on the supporting plate a (2221).

9. The automatic film feeding device for the plastic container in-film labels according to claim 3, wherein the supporting surface of the supporting plate b (2222) is configured as a circular arc surface matching with the large circular arc edge of the film (10), and the supporting plate b (2222) is symmetrically provided with splayed limiting edges (2224) in left and right.

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