CN210191928U

CN210191928U - Film packaging machine

Info

Publication number: CN210191928U
Application number: CN201920533537.2U
Authority: CN
Inventors: Wenli Peng; 彭文丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-03-27
Anticipated expiration: 2029-04-16

Abstract

The utility model provides a film packaging machine for wrap up the film in the packing carton of treating the packing, it is including supplying membrane mechanism, expanding bag mechanism, pushing away box mechanism, transport mechanism and corner cut mechanism. Supply membrane mechanism to provide the film that is used for packing the packing carton, expand the fixed film of bag mechanism to convey after the film is made to have one side open-ended wrapping bag push away the station that box mechanism corresponds, transport mechanism with corner cut mechanism cooperation carries out the corner cut to the wrapping bag after sealing.

Description

Film packaging machine

[ technical field ] A method for producing a semiconductor device

The utility model relates to a film equipment for packing field especially relates to a film packaging machine.

[ background of the invention ]

In the commercial society, enterprises strive to make the outer package of the products more beautiful and more high-grade for publicizing the products, and usually need to wrap a layer of transparent film on the outer surface of a square packaging box. For example, a package bag is required to be used for the outer package of electronic products, food, cosmetics, medical products and the like to play a role in moisture prevention, scratch prevention, beauty and the like.

The existing film packaging machine has the defects of slow packaging speed and incapability of meeting the requirement of production efficiency when performing film packaging.

[ Utility model ] content

For overcoming the technical problem in the present film packaging field, the utility model provides a film packaging machine.

The utility model provides a film packaging machine for wrap up the film in the packing carton of treating the packing, it includes: the film supply mechanism, the bag expanding mechanism, the box pushing mechanism, the conveying mechanism and the corner cutting mechanism are arranged on the box body; the film supply mechanism supplies the film for packaging the packaging box to the bag expanding mechanism; the bag expanding mechanism can fix the film, and after the film is made into a packaging bag with an opening at one side, the bag expanding mechanism rotates to convey the packaging bag to a station corresponding to the box pushing mechanism so as to push the packaging box into the packaging bag through the box pushing mechanism; the conveying mechanism fixes the packaging box and the packaging bag after the packaging box is pushed into the packaging bag, and conveys the packaging box and the packaging bag to a station corresponding to the corner cutting mechanism through rotation; the rotating surface of the bag expanding mechanism is vertical to the rotating surface of the conveying mechanism; the corner cutting mechanism can cut corners of the films on two opposite sides of the packaging box.

Preferably, expand a bag mechanism set up in supply membrane mechanism with push away between the box mechanism, it includes the revolving stage and two at least expand the bag subassembly, expand the bag subassembly and evenly set up on the revolving stage for fixed and support film, and can follow the revolving stage and rotate together.

Preferably, the film supply mechanism provides a folded double-layer film, the double-layer film comprises an upper film layer and a lower film layer, the bag expansion assembly comprises a first bag expansion piece and a second bag expansion piece, the first bag expansion piece is used for fixing the first film layer, and the second bag expansion piece is used for fixing the second film layer; the first bag expanding piece and the second bag expanding piece are arranged oppositely, and the first bag expanding piece and the second bag expanding piece can move relatively.

Preferably, the first bag expanding member comprises a first clamping plate, a first telescopic member and a first supporting rod, the first clamping plate and the first telescopic member are fixed on the first supporting rod, the first clamping plate and the first telescopic member are arranged oppositely, and a telescopic end on the first telescopic member can move relative to the first clamping plate; the second expands bag spare and includes second grip block, second extensible member and second bracing piece, and second grip block, second extensible member are fixed in on the second bracing piece, the second grip block sets up with the second extensible member relatively, and the scalable end on the second extensible member can remove for the second grip block.

Preferably, the cartridge pushing mechanism comprises at least two cartridge pushing assemblies; the box pushing assembly comprises a box pushing assembly and a first rail, and the box pushing assembly is connected with the first rail in a sliding mode and can move to any position along the direction of the first rail and be fixed.

Preferably, the box pushing component comprises a first structural component and a second structural component, and the first structural component is connected with the second structural component in a sliding manner; the first structural member is connected with the first rail in a sliding mode, and the first structural member can move to any position along the direction of the first rail and is fixed.

Preferably, the first structural member comprises a second rail and a third rail, the third rail is slidably connected with the second rail, and the second structural member is slidably connected with the third rail; the direction of the second track is vertical to that of the first track and is parallel to the ground on which the box pushing mechanism is placed, and the third track can move to any position along the direction of the second track and is fixed; the direction of the third track is vertical to the ground, and the second structural part can move to any position along the direction of the third track and is fixed; the second structural part comprises a fourth rail and a thimble, the fourth rail is connected with the third rail in a sliding manner, and the fourth rail can move to any position along the direction of the third rail and is fixed; the ejector pin is connected with the fourth rail in a sliding mode and is used for being in contact with the packing box and pushing the packing box; the direction of the fourth track is the same as that of the second track, and the ejector pin can move to any position along the direction of the second track and is fixed.

Preferably, the conveying mechanism comprises a rotating assembly, a base and at least two box-fixing assemblies; the rotating assembly is arranged on the base; the box fixing assemblies are uniformly arranged on the rotating assembly and used for fixing the packaging boxes; the rotating assembly rotates relative to the base or the base rotates relative to the ground so as to convey the packaging box to a designated position.

Preferably, the rotating assembly comprises a rotating disc, a rotating connecting hole is formed in the rotating disc, and a rotating driving piece penetrates through the rotating connecting hole to be connected with the rotating disc so as to drive the rotating disc to rotate; decide box subassembly and include that first box subassembly and second decide box subassembly, first box subassembly reaches the second decides box subassembly and sets up relatively in rotating assembly is last, and first box subassembly and second top box subassembly relative movement to the centre gripping packing carton of mutually supporting.

Preferably, the rotating disc is provided with an opening, the box fixing assembly further comprises a sliding track and a moving connecting plate, the sliding track is arranged on one surface, close to the opening, of the rotating disc, the moving connecting plate is connected with the sliding track in a sliding mode, and the second box fixing assembly is connected with the moving connecting plate.

Compared with the prior art, the film packaging machine provided by the invention has the following advantages:

1. expand a bag mechanism and transport the film to the station that pushes away box mechanism and correspond through setting up two at least bag subassemblies and fixed and in turn to expand the in-process of bag and do not have the idle stroke to wait for, thereby make the whole speed of production promote, when continuous operation, can play obvious improvement production efficiency's effect.

2. The box pushing mechanism is provided with at least two box pushing assemblies to push a plurality of packing boxes into the packing bags alternately, so that no idle stroke is left for waiting in the box pushing process, and the overall production speed can be further improved.

3. The conveying mechanism is provided with at least two fixed box assemblies to alternately convey the packaging boxes wrapped with the packaging bags to the corner cutting mechanism, so that no idle stroke is left for waiting in the conveying process, and the integral production speed can be further improved.

4. The machine integrates a code scanning and weighing function, and can automatically remove defective products in real time.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.

[ description of the drawings ]

Fig. 1 is a schematic diagram of a structural block diagram of a film packaging machine according to a first embodiment of the present invention.

Fig. 2 is a schematic view of a structural frame of a film supply mechanism of the film packaging machine according to the first embodiment of the present invention.

Fig. 3A is a schematic perspective view of a bag expanding mechanism of the film packaging machine according to the first embodiment of the present invention.

Fig. 3B is a schematic structural view of a bag expanding assembly of the film packaging machine according to the first embodiment of the present invention.

Fig. 3C is a schematic view of the entire structure of the turntable in the bag expanding mechanism of the film packaging machine according to the first embodiment of the present invention.

Fig. 4A is a schematic view of the rotation of the bag expanding mechanism of fig. 3A.

FIG. 4B is a schematic view of the initial position of the bag expanding mechanism of FIG. 3A relative to the film.

FIG. 4C is a schematic view of the bag expanding mechanism of FIG. 3A holding a film.

FIG. 5A is a schematic view of the support film of the bag expanding mechanism of FIG. 3A.

Fig. 5B is a schematic diagram of the film of fig. 1 formed into a bag with a side opening.

Fig. 5C is a schematic view of the structure of the packaging bag according to the first embodiment of the present invention.

Fig. 6A is a structural diagram of a first state of pushing the box into the packaging bag by the box pushing mechanism shown in fig. 1.

Fig. 6B is a structural diagram of the second state of pushing the box into the packaging bag by the box pushing mechanism shown in fig. 1.

Fig. 7 is a schematic structural view of the cartridge pushing mechanism shown in fig. 6A.

Fig. 8A is a schematic view of the structure of the magazine assembly shown in fig. 7.

Figure 8B is a schematic diagram of the operation of the pusher block assembly shown in figure 7.

Fig. 8C is a schematic view of the first pusher member shown in fig. 7.

Fig. 8D is a schematic view of a first orbital motion of the first pusher member shown in fig. 7.

Fig. 8E is a second orbital motion schematic of the first pusher member shown in fig. 7.

Fig. 8F is a third orbital motion schematic of the first pusher member shown in fig. 7.

Fig. 8G is a fourth orbital motion schematic of the first pusher member shown in fig. 7.

Fig. 8H is a schematic view illustrating the principle of bag expansion of the first box pushing member according to the first embodiment of the present invention.

Fig. 9A is a schematic view showing the relationship between the feeding mechanism, the box pushing mechanism and the bag expanding mechanism according to the first embodiment of the present invention.

Fig. 9B is a schematic view of the first position of the operation of the cartridge pushing mechanism of fig. 1.

Fig. 9C is a schematic view of the second position of operation of the cartridge pushing mechanism of fig. 1.

Fig. 9D is a schematic view of the third position of operation of the cartridge pushing mechanism of fig. 1.

Fig. 9E is a schematic diagram of a fourth position of the operation of the cartridge pushing mechanism of fig. 1.

Fig. 9F is a schematic view of the fifth position of operation of the cartridge pushing mechanism of fig. 1.

Fig. 10 is a schematic view of the transport mechanism of fig. 1.

Fig. 11A is a schematic view of a magazine assembly of the transfer mechanism of fig. 10.

Fig. 11B is a schematic view of the rotating disk structure of fig. 10.

Fig. 12A is a schematic view of the upper opening of the turn disc of fig. 10.

Fig. 12B is an enlarged view a of fig. 12A.

Fig. 13A is a schematic view showing a positional relationship among the cartridge pushing mechanism, the conveying mechanism, and the corner cutting mechanism of fig. 1.

Fig. 13B is a schematic view of the film margin on the surface of the protective box according to the first embodiment of the present invention.

Fig. 13C is a schematic view of the transfer mechanism of fig. 1 in a first state in cooperation with the chamfering mechanism.

Fig. 13D is a schematic view of the transfer mechanism of fig. 1 in a second state engaged with the chamfering mechanism.

Fig. 13E is a schematic view of the conveying mechanism and the corner cutting mechanism of fig. 1 in a third state.

Fig. 13F is a fourth state diagram of the transfer mechanism of fig. 1 engaged with the chamfering mechanism.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 3A, a first embodiment of the present invention provides a film packaging machine 100, which is used for wrapping a film on a workpiece to be packaged, where the workpiece may be a square packaging box or a square component or other square object to be packaged.

The film packaging machine 100 includes a film supply mechanism 1, a bag expansion mechanism 2, a box pushing mechanism 3, a conveying mechanism 6 and a corner cutting mechanism 7. Wherein the film supply mechanism 1 is used for supplying a film and manufacturing the film into a packaging bag with one side opened. The bag expanding mechanism 2 is used for fixing the film, is provided with at least two bag expanding assemblies 22, and alternately moves the packaging bags to the corresponding stations of the box pushing mechanism 3 through the at least two bag expanding assemblies 22 after the film is made into the packaging bags with one side opening. The box pushing mechanism 3 pushes the packaging box into the packaging bag, and after the packaging bag is sealed, the packaging box is communicated with the packaging bag and pushed to the conveying mechanism 6 together. The conveying mechanism 6 fixes the packaging box and is matched with the corner cutting mechanism 7 to cut off redundant film excess materials, so that the film packaging of the packaging box is completed.

Referring to fig. 2, the film supply mechanism 1 provides a film 11 for packaging the package box to be packaged, and after the film 11 is fixed by the bag expanding mechanism 2, the film 11 is heat-cut and sealed to form a package bag with one side open.

Specifically, the film 11 is a folded double-layer film having a folded edge, and one end of the film 11 adjacent to the folded side is previously heat-cut sealed to form a sealed edge. In the direction in which the film 11 is pulled out, a film separating plate 12 is provided, and the film separating plate 12 is disposed between two folded films of the film 11, so that when the film 11 is pulled out, the first film 111 and the second film 112 separated from each other are pulled out by the film separating plate 12.

The film supply mechanism 1 further comprises a hot cutting assembly 13, and when the bag expanding mechanism 2 clamps the film 11, the hot cutting assembly 13 cuts the film 11, so that the film 11 clamped on the bag expanding mechanism 2 forms a packaging bag with one side opened.

Referring to fig. 3A, the bag expanding mechanism 2 rotates continuously, so that the bag expanding mechanism 2 can convey the bags to the station corresponding to the box pushing mechanism 3 after the film is made into the bags with one side open, and continuous conveying of the bags can be realized through continuous rotation, thereby increasing the production speed. Specifically, expand bag mechanism 2 and include revolving stage 21 and expand bag subassembly 22, expand bag subassembly 22 and set up on revolving stage 21, revolving stage 21 is used for driving expand bag subassembly 22 and rotate. The bag expanding assemblies 22 are at least two in number and are uniformly arranged on the rotary table 21. The surface of the turntable 21 on which the bag expanding assembly 22 is disposed is defined as a first surface 211.

It will be appreciated that the uniform arrangement is an average arrangement of a plurality of the bag expansion assemblies 22 of 360 ° relative to the axis of rotation of the turntable 21. In the present embodiment, there are two bag expanding assemblies 22, and the two bag expanding assemblies 22 are symmetric with respect to the rotation axis of the turntable 21.

It will be appreciated that there is one station for each bag expansion assembly 22.

Referring to fig. 3B, the bag expanding assembly 22 includes a first bag expanding member 221, a second bag expanding member 222 and a lifting seat 223, wherein the first bag expanding member 221 is used for clamping the first film layer 111, and the second bag expanding member 222 is used for clamping the second film layer 112. The first bag expansion piece 221 and the second bag expansion piece 222 are arranged opposite to each other, the first bag expansion piece 221 is connected with the lifting seat 223 in a sliding mode, the first bag expansion piece 221 can slide to any position along the lifting seat 223 in the direction perpendicular to the first surface 211 and can be fixed, and the second bag expansion piece 222 is fixed on the lifting seat 223, namely the first bag expansion piece 221 can be close to or far away from the second bag expansion piece 222.

It is understood that, in some embodiments, the first bag expansion member 221 may be fixed on the lifting base 223, the second bag expansion member 222 is slidably connected with the lifting base 223, and the second bag expansion member 222 may be slid to any position along the lifting base 223 in a direction perpendicular to the first surface 211 and fixed; or the first bag expanding piece 221 and the second bag expanding piece 222 are both slidably connected with the lifting seat 223, and the first bag expanding piece 221 and the second bag expanding piece 222 can slide to any position along the lifting seat 223 in the direction perpendicular to the first surface 211 and can be fixed, as long as the first bag expanding piece 221 and the second bag expanding piece 222 can be relatively displaced along the lifting seat 223 in the direction perpendicular to the first surface 211.

It should be understood that the bag expanding assembly 22 can realize vertical bag expansion by the cooperation of the first bag expanding piece 221 and the second bag expanding piece 222, and can realize bag expansion in different manners by the cooperation of the first bag expanding piece 221 and the second bag expanding piece 222, as long as the first bag expanding piece 221 and the second bag expanding piece 222 can be moved away from each other to expand the films.

Specifically, the first bag expanding member 221 includes a first clamping plate 2211, a first expansion member 2212 and a first supporting rod 2213. First bracing piece 2213 with lift seat 223 sliding connection, on first bracing piece 2211, first extensible member 2212 were fixed in first bracing piece 2213, first bracing piece 2211 set up with first extensible member 2212 is relative, first extensible member 2212 can move in order to cooperate the centre gripping first rete 111 with first bracing piece 2211 relatively first bracing piece 2211.

Optionally, the first telescopic member 2212 is slidably connected to the first support bar 2213, such that the first telescopic member 2212 can be fixed after moving to any position relative to the first support bar 2213, so as to clamp films of various sizes.

Optionally, the sliding of the first telescopic member 2212 and the first support bar 2213 is a transmission form of a lead screw module to make the sliding connection smoother.

The second bag expanding member 222 and the first bag expanding member 221 have the same structure, shape and function, the second bag expanding member 222 and the first bag expanding member 221 are disposed opposite to each other, specifically, the second bag expanding member 222 includes a second clamping plate 2221, a second expansion member 2222 and a second supporting rod 2223, the second supporting rod 2223 is fixed on the lifting table 223, and the second expansion member 2222 moves in an expansion manner relative to the second clamping plate 2221 to clamp the second film layer in cooperation with the second clamping plate 2221.

It is understood that the first bag expanding member 221 and/or the second bag expanding member may directly adsorb the film as long as the film is fixed on the first bag expanding member 221 without damaging the film. For example, the first expansion piece 2212 and/or the second expansion piece 2222 may be provided as an air cylinder, a suction cup device, a suction device communicating with an external air source, or the like.

The lifting base 223 is provided with a first driving member 2231, a first screw rod 2232, a first moving member 2233 and a support 2234. The support 2234 carries the first driving member 2231 and the first lead screw 2232, the first supporting rod 2213 is fixed on the first moving member 2233, the second supporting rod 2223 is fixed on the support 2234, the first moving member 2233 is sleeved on the first lead screw 2232, the first lead screw 2232 is perpendicular to the first surface 211, the first driving member 2231 drives the first lead screw 2232 to rotate, and when the first lead screw 2232 rotates, the first moving member 2233 can drive the first bag expanding member 221 to move on the first lead screw 2232.

Referring to fig. 3C, the turntable 21 can rotate around its center to drive the bag expanding assembly 22 to rotate.

Specifically, the turntable 21 is provided with a rotation hole 212, the rotation hole 212 is disposed at the center of the turntable 21, and an external driving mechanism (not shown) is connected to the turntable 21 through the rotation hole 212 and can drive the turntable 21 to rotate around the rotation hole 212.

It should be understood that the external driving mechanism may be a driving motor directly driven or a driving mechanism such as a gear, a belt, etc., as long as the driving motor can drive the turntable 21 to rotate around the rotation hole 212 for self-transmission.

It will be appreciated that in some other embodiments, the bag expanding assemblies 22 are disposed on opposite sides of the turntable 21, that is, two bag expanding assemblies 22 are symmetrically disposed with respect to the symmetry axis of the turntable 21, and the turntable 21 is turned around the symmetry axis, so long as one bag expanding assembly 22 without holding a film is turned to a position close to the film at each turning, and another bag expanding assembly 22 holding a bag with one side opened is turned to a position of the next station.

The turntable 21 is provided with a slide rail 213, the lifting seat 223 is connected with the slide rail 213 in a sliding manner, and the lifting seat 223 can move on the slide rail 213 to any position for fixing, so as to adjust the relative position of the bag expanding assembly 22 and the turntable. Specifically, the slide rail 213 includes a second driving element 2131, a second lead screw 2132 and a second moving element 2133, the second driving element 2131, the second lead screw 2132 and the second moving element 2133 have the same structure as the first driving element 2231, the first lead screw 2232 and the first moving element 2233, wherein the second lead screw 2132 is disposed parallel to the first plane 211, the support 2234 is fixed to the second moving element 2133, and when the second lead screw 2132 rotates, the second moving element 2133 can drive the lifting seat 223 to move on the second lead screw 2132, so as to adjust the relative position between the bag expanding assembly 22 and the turntable 21.

Referring to fig. 4A-4C, after the film 11 is pulled out, the film is separated into a first film layer 111 and a second film layer 112 with a gap by the film separating plate 12, the rotating table 21 rotates to position one of the bag expanding assemblies 22 on the rotating table 21 close to the film 11, that is, the first film layer 111 is positioned between the first clamping plate 2211 and the first telescopic member 2212, and the second film layer 112 is positioned between the second clamping plate 2221 and the first telescopic member 2222. The first telescopic member 2212 is then moved toward the first clamping plate 2211 to clamp the first film layer 111, and the second telescopic member 2222 is moved toward the second clamping plate 2221 to clamp the second film layer 112.

Referring to fig. 5A-5C, after the clamping of the first film layer 111 and the second film layer 112 is completed, the first bag expanding member 221 moves relative to the second bag expanding member 222 to adjust the distance between the first film layer 111 and the second film layer 112 to a predetermined size, specifically, the predetermined size is suitable for the size of the package. After the adjustment of the distance between the first film layer 111 and the second film layer 112 is completed, the hot cutting assembly 13 performs hot cutting sealing between the film separating plate 12 and the bag expanding assembly 22 at a position corresponding to the film 11, so that the film 11 is made into a packaging bag with an opening a at one side.

Referring to fig. 6A-6B, after the film 11 is formed into a package bag with an opening a at one side, the turntable 21 rotates to rotate the package bag to a predetermined station, which is a station corresponding to the package bag pushed by the box pushing mechanism 3, so that the box pushing mechanism 3 pushes the package bag into the package bag. And when the bag expanding assembly 22 rotates to the station corresponding to the box pushing mechanism 3, the other bag expanding assembly 22 on the rotary table 21 just rotates to the position close to the film 11, and the process of clamping the film to manufacture the packaging bag with one side opening is repeated. By arranging the at least two bag expanding assemblies 22 on the rotary table 21, the process that the film is clamped, the packaging bag with one side opening is manufactured, the packaging bag is rotated to the station corresponding to the box pushing mechanism to push the box into the packaging bag can be ensured to be continuous, and the phenomenon that the single bag expanding assembly 22 waits for returning to the position close to the film 11 in an idle stroke after the packaging bag with one side opening is clamped to the box pushing mechanism 3 is avoided, so that the production efficiency is influenced.

It can be understood that the angle of each rotation of the rotary table 21 is related to the number of the bag expanding assemblies 22 arranged on the rotary table 21, when the number of the bag expanding assemblies is 2, the angle of rotation of the rotary table 21 is 180 degrees, and when the number of the bag expanding assemblies is 3, the angle of rotation of the rotary table 21 is 120 degrees. As long as it is ensured that one bag expanding assembly 22 which does not clamp the film 11 rotates to a position close to the film 11 every time the rotary table 21 rotates, and the other bag expanding assembly 22 which clamps the packaging bag with one side opening rotates to a position corresponding to the box pushing mechanism 3.

It should be understood that, as another embodiment, the bag expanding assemblies 22 are disposed on opposite sides of the turntable 21, that is, two bag expanding assemblies 22 are symmetrically disposed with respect to a symmetry axis of the turntable 21, and the turntable 21 is turned around the symmetry axis, so long as it is ensured that, for each rotation of the turntable 21, one bag expanding assembly 22 not holding the film 11 always rotates to a position close to the film 11, and another bag expanding assembly 22 holding a bag with one side opening rotates to a position corresponding to the box pushing mechanism 3.

Referring to fig. 7, in the production process of film packaging the packing box, the packing box is pushed into a packing bag with an opening at one side, and as an option, the box pushing mechanism 3 is also used for pushing the packing bag together with the packing box to the next station so as to facilitate the next processing at other stations.

Specifically, the box pushing mechanism 3 includes at least two box pushing assemblies 31, in this embodiment, the number of the box pushing assemblies 31 is two, and the two box pushing assemblies 31 are disposed opposite to each other in a direction perpendicular to the ground.

Referring to fig. 8A, the pushing box assembly 31 includes a pushing box assembly 311 and a first rail 312, the pushing box assembly 311 is slidably connected to the first rail 312, so that the pushing box assembly 311 can move to any position along the direction of the first rail 312 and be fixed.

Specifically, the first rail 312 includes a pusher driving member 3121, a pusher screw 3123, and a pusher moving member 3125. Push away box driving piece 3121 and be used for the drive to push away box lead screw 3123 and rotate, push away box moving piece 3125 and locate on pushing away box lead screw 3123. The pushing box moving piece 3125 is fixed to the pushing box piece 311, and when the pushing box screw 3123 rotates, the pushing box moving piece 3125 drives the pushing box piece 311 to move along the pushing box screw 3123.

In one embodiment, the packages pushed by the at least two pushing assemblies 31 are located at the same position, that is, the packages are pushed by the at least two pushing assemblies 31 at the same position. The contact position of two at least pushing away box subassembly 31 when promoting the packing carton is different with the packing carton, also promptly two at least pushing away box subassembly 31 when promoting the packing carton, and the promotion does not need the adjustment to push away the position between the box subassembly at every turn, as long as can directly promote the packing carton and need not adjust before promoting at every turn and push away the distance between the box subassembly can. Alternatively, the at least two pushing assemblies 31 push the packing boxes at the same contact position with the packing boxes, that is, at least one pushing assembly 31 needs to be moved to adjust the position when pushing the boxes.

Referring to fig. 8B, the moving path of the box pushing member 311 in a single box pushing cycle includes an outbound path S1 and a return path S2, and the outbound path S1 is greater than the distance S3 that the packing box is pushed. It is sufficient to ensure that when one of the pushing members 311 is located on the going path S1 (i.e., when pushing a pack), the other pushing member 311 is in the returning path. Optionally, the distance S1 that the pushing element 311 goes to is at least 1cm-20cm greater than the distance S3 that the package is pushed.

Referring to fig. 8C-8D, an X-Y-Z axis is defined, wherein the X axis is a moving direction of the box pushing member 311 along the first track 312, the Y axis is a direction parallel to the ground and perpendicular to the X axis, and the Z axis is perpendicular to the ground.

The box pushing member 311 includes a first structure 3111, a second structure 3113 and a thimble 3118, the thimble 3118 is used for contacting and pushing the packing box. First structure 3111 is slidably coupled to second structure 3113, and spike 3118 is slidably coupled to second structure 3113. The first structure 3111 and the second structure 3113 are slidable relative to each other in the Z-axis direction to adjust a distance between the first structure 3111 and the second structure 3113. The first structural member 3111 and the pushing box moving member 3125 are fixed, so that the pushing box moving member 3125 can drive the first structural member 3111 and the second structural member 3113 to move.

Referring to fig. 8C-8F, the first structural member 3111 includes a second rail 3112 and a third rail 3114, the third rail 3114 is slidably connected to the second rail 3112, and the third rail 3114 can be moved to any position along the second rail 3112 and fixed. The second structure 3113 is slidably connected to the third rail 3114, and the second structure 3113 is movable to an arbitrary position along the third rail in the Z-axis direction and fixed.

Referring to fig. 8C and 8G, the second structure 3113 includes a fourth rail 3116, the fourth rail 3116 is slidably connected to the third rail 3114, and the fourth rail 3116 can be moved to any position along the third rail 3114 and fixed. Thimble 3118 is slidably connected to fourth rail 3116.

It is understood that the thimble 3118 can be fixed on the fourth rail 3116, and the position of the thimble 3118 in the Y-axis direction can be adjusted by the second rail 3112.

Optionally, thimble 3118 with the surface of packing carton contact is equipped with soft gasket for thimble 3118 is in promoting form the buffering during the packing carton, reduces the impact that thimble 3118's driving force brought the packing carton, prevents that the packing carton from warping.

The direction of the fourth rail 3116 is the same as that of the second rail 3112, and the thimble 3118 can be moved to any position along the second rail 3112 and fixed.

It is understood that the second track 3112 and the third track 3114 are arranged such that the ejector 3118 can be adjusted in multiple directions according to the size of the package or the position change of the device, so as to fit the pushing of the packages with different sizes.

It is understood that, as another embodiment, the second rail 3112, the third rail 3114 and the fourth rail 3116 may be individually provided with a combination of one or more rails, as long as the thimble 3118 can move on the Y-axis and/or the Z-axis and can push the packing box.

It should be understood that, as another embodiment, the second rail 3112, the third rail 3114 and the fourth rail 3116 may not be provided, that is, the thimble 3118 may be directly fixed on the pushing box moving member 3123, as long as the pushing box assembly 31 can push the packing box.

Referring to fig. 8H, the box pushing mechanism 3 further includes a flattening assembly 32, the flattening assembly 32 is connected to the box pushing assembly 31, specifically, the flattening assembly 32 includes a first bag expanding piece 321 and a second bag expanding piece 322 slidably connected to the fourth rail 3116, the fourth rail 3116 is provided with a rotary belt 323 driven by a rotary wheel, the rotary belt 323 is an annular conveying belt, when the rotary belt 323 is driven by the rotary wheel to rotate, the rotary belt 323 is divided into two moving belts with opposite moving directions on two sides of the rotary wheel, the first bag expanding piece 321 is fixed to one moving belt, the second bag expanding piece 322 is fixed to the other moving belt, such that when the rotary belt 323 rotates, the first bag expanding piece 321 and the second bag expanding piece 322 can relatively approach or move away from each other, such that when the thimble 8 pushes the packaging box into the packaging bag, the first bag expanding piece 321 and the second bag expanding piece 322 are inserted into the packaging bag and move away from each other to expand, so as to extrude the gap of the packaging bag on the surface of the packaging box to the two sides of the packaging box which are opened by the first bag expanding sheet 321 and the second bag expanding sheet 322, thereby facilitating the processing of the packaging box at the next station.

As an implementation manner, the first bag expansion piece 321, the second bag expansion piece 322 and the thimble 3118 are at one side parallel and level with the packing carton contact, and the first bag expansion piece 321, the second bag expansion piece 322 and the thimble 3118 are in the position matching of the Y direction, as long as when the box pushing component 31 pushes the packing carton into the packing carton with one side open through the thimble 3118, the first bag expansion piece 321 and the second bag expansion piece 322 are inserted into the packing carton and open the packing carton simultaneously.

Referring to fig. 9A, the film packaging machine 100 further includes a feeding mechanism 5, and the feeding mechanism 5 is used for providing the packaging box. The box pushing mechanism 3 pushes the packaging box provided by the feeding mechanism 5 into a packaging bag with one side opening and fixed by the bag expanding mechanism 4.

Referring to fig. 9B-9F, the feeding mechanism 5 includes a feeding belt 51 and a jacking assembly 52. The feeding belt 51 is used for conveying the packing boxes, and the jacking assembly 52 is used for conveying the packing boxes on the feeding belt 51 to the height same as that of the bag expanding mechanism 2. The jacking assembly 52 is arranged between the feeding belt 51 and the bag expanding mechanism 4.

During feeding, the initial position of the jacking assembly 52 and the feeding belt 51 are positioned at the same height, and the feeding belt 51 conveys the packaging box to the jacking assembly 52;

when the box is lifted, the lifting assembly 52 conveys the packaging box to the opening of the packaging bag, so that the two box pushing assemblies 31 can conveniently push the packaging box into the packaging bag;

when the box is pushed for the first time, one of the two box pushing assemblies 31 pushes the packing box into the packing bag fixed by the bag expanding mechanism 2;

when the return stroke of the box pushing assembly 31 is not finished, the jacking assembly 52 returns to the initial position, the next packing box is conveyed to the jacking assembly 52 by the conveying belt 51, and meanwhile, the bag expanding mechanism 2 rotates to provide the next packing bag with one side opening;

when pushing away the box for the second time, another box subassembly 31 to the opening part of next wrapping bag is pushed away with another box subassembly 31 of pushing away to next packing carton by jacking subassembly 52, and another box subassembly 31 of pushing away pushes this packing carton into the wrapping bag according to foretell mode, and at this moment, the box subassembly 31 return stroke that pushes away when the above-mentioned box is pushed away for the first time finishes.

And circulating the steps to continuously push the packaging boxes into the corresponding packaging bags.

It can be understood that, before the jacking assembly 52 jacks the packaging bag to the opening of the packaging bag, the bag expanding mechanism 2 sends the packaging bag with one side opening to a preset position, and one packaging bag is ensured to correspond to one packaging bag.

In the process of the back return stroke of the pushing box assembly 31 from the packaging box to the packaging bag, the other pushing box assembly 31 starts to push the next packaging box, and the pushing box assembly 31 pushes the packaging boxes circularly and alternately so as to continuously push the packaging boxes into the corresponding packaging bags.

It is understood that the frequency of pushing the boxes by any one of the pushing box assemblies 31 is lower than the frequency of providing the packaging bags by the bag making mechanism 4 and providing the packaging boxes by the feeding mechanism 5, as long as it is ensured that when one pushing box assembly 31 is pushing the packaging box, the other pushing box assembly 31 is in the return stroke.

It is understood that, as another embodiment, the box pushing mechanism 3 may include more than two box pushing assemblies 31, for example, three, four or more box pushing assemblies 31 may be provided, and the plurality of box pushing assemblies 31 push the packing boxes alternately in a circulating manner, which may further improve the working efficiency of box pushing.

Promote the packing carton in turn promptly, through set up two at least box subassembly 31 that push away in pushing away box mechanism 3, can guarantee that the process of "pushing the packing carton into the wrapping bag" is continuous, avoids singly pushing away box subassembly 31 behind pushing away the wrapping bag with the packing carton, still will empty the stroke and wait for the return and carry out next promotion, influence production efficiency.

As an embodiment, when the feeding mechanism 5 feeds the packing boxes, the packing boxes are weighed and scanned to number the packing boxes, and meanwhile, defective products in the packing boxes are detected. And if the weight information is not consistent with the standard weight information of the packaging box, the packaging box is considered as a defective product. When a defective product is found, it can be discharged out of the film packaging machine. It is to be understood that the defective products may be discharged as soon as they are found, or may be processed normally first and finally discharged, which is not limited herein.

Referring to fig. 10, the conveying mechanism 6 is used for conveying the packing box fixedly wrapped with the packing bag to a station corresponding to the corner cutting mechanism 7 so as to cut the corner of the packing box.

Specifically, transport mechanism 6 includes runner assembly 61, base 63 and two at least box subassemblies 62 that decide, decides box subassembly 62 and evenly sets up on runner assembly 61 and can rotate to arbitrary angle and fix along with runner assembly 61, base 63 bears runner assembly 61.

It will be appreciated that the plurality of magazine assemblies 62 are uniformly arranged with an average 360 ° arrangement relative to the axis of rotation of the rotating assembly 61. In this embodiment, there are two magazine assemblies 62, and the two magazine assemblies 62 are symmetrical with respect to the center of the rotation axis of the turntable 21.

It is understood that in some other embodiments, the rotating assembly 61 is fixed to the base 63, the base 63 is rotatably connected to the ground, and the rotating assembly 61 is driven to rotate when the base 63 rotates, so long as the rotating assembly 61 can drive the fixed box assembly 62 to rotate to any angle.

It can be understood that the base 63 can rotate relative to the ground by applying an external force to the transmission mechanism 6 in any manner, such as manual pushing, motor driving, etc., and the present invention is not limited thereto, as long as the base 63 can rotate relative to the ground by any angle.

Referring to fig. 11A-11B, the rotating assembly 61 includes a rotating driving member 611 and a rotating disc 612, the rotating driving member 611 is fixed on the base 63, and the rotating disc 612 is rotatably connected to the rotating driving member 611.

Specifically, as shown in fig. 11B, a rotation connection hole 6121 is formed in the center of the rotating disk 612, the rotation driving member 611 can pass through the rotation connection hole 6121 and is connected to the rotating disk 612, and the rotation driving member 611 drives the rotating disk 612 to rotate to any angle and fix. The two magazine assemblies 62 are arranged symmetrically with respect to the center of rotation of the rotating disk 612.

An opening 6122 is formed in the rotating disc 612 at a position corresponding to the box-fixing assembly 62, and the opening 6122 is a concave structure from the edge of the rotating disc 612 to the center. The nest assembly 62 is disposed within the opening 6122 to reduce the size of the transfer mechanism 6.

It can be understood that the rotary driving member 611 can be a motor, and an output shaft of the motor passes through the rotary connecting hole 6121 and is in interference fit with the rotary connecting hole 6121, so that the motor can drive the rotary disk 612 to rotate during operation.

Referring to fig. 12A-12B, the fixed box assembly 62 includes a first fixed box 621, a second fixed box 622, a sliding rail 623 and a moving connecting plate 624. The sliding track 623 is disposed on a surface of the rotating disc 612 close to the opening 6122, the moving connecting plate 624 is slidably connected to the sliding track 623, and the second fixing member 622 is connected to the moving connecting plate 624 and can slide along with the moving connecting plate 624 relative to the sliding track 623. The first fixed box 621 is disposed in the opening 6122, and when the second fixed box 622 slides on the sliding rail 623 along with the moving connecting plate 624, the second fixed box 622 can cooperate with the first fixed box 621 to clamp the packing box.

Specifically, the first box fixing part 621 is provided with a groove 6211 at a position connected with the opening 6122, and the opening 6122 is clamped with the groove 6211, so that when the first box fixing part 621 is matched with the second box fixing part 622 to clamp the packaging box, the first box fixing part 621 is clamped with the groove 6211 through the opening 6122, the stability of the first box fixing part 621 is improved, and the first box fixing part 621 is prevented from being inclined.

The sliding track 623 comprises a guide rail 6231 and a sliding piece 6232, the guide rail 6231 is disposed on a surface of the rotating disc 612 close to the opening 6122, the guide rail 6231 is slidably connected to the sliding piece 6232, the sliding piece 6232 is fixed to the moving connecting plate 624, and the sliding piece 6232 drives the moving connecting plate 624 to move along the guide rail 6231.

It will be appreciated that an air cylinder, motor or other driving means is provided at the end of the moving web 624 remote from the second magazine 622 to urge the moving web 624 to slide on the sliding guides.

Optionally, soft pads are disposed on the opposite surfaces of the first and second fixing

members

621 and 622 to reduce the impact force on the packing box and improve the clamping stability when fixing the packing box.

In this embodiment, the first fixed box 621 and the second fixed box 622 cooperate to clamp the package in such a manner that the first fixed box 621 is fixedly disposed in the opening 6122, and the second fixed box 622 slides on the sliding track 623 along the moving connecting plate 624 relative to the first fixed box 621 so as to cooperate with the first fixed box 621 to clamp the package.

In some embodiments, the second fixed box 622 may be fixedly disposed in the opening 6122, the first fixed box 621 is connected to the moving connecting plate 624, and the moving connecting plate 624 can slide on the sliding track 623 relative to the first fixed box 621, or both the first fixed box 621 and the second fixed box 622 are connected to the moving connecting plate 624 and can slide on the sliding track 623 along with the moving connecting plate 624, as long as the first fixed box 621 and the second fixed box 622 can move relative to each other to cooperate with each other to clamp the packing box.

It can be understood that when the second box fixing element 622 is matched with the first box fixing element 621 to fix the packing box, the width of the packing box in the direction of the rotating shaft of the rotating assembly 61 is greater than or equal to the width of the first box fixing element in the direction, so that the packing box can be processed in the next step in other stations.

It can be understood that the box subassembly 62 can also be set up to the manipulator and directly snatch the packing carton, also can be set up to the adsorption equipment absorption packing carton with outside air supply intercommunication, does not do the restriction here, as long as the packing box subassembly can fix the packing carton surely in the packing.

Referring to fig. 13A-13B, after the packing box is inserted into the packing bag, the opening side of the packing bag is sealed, so that the packing box is wrapped in the packing bag. Because the film and the packaging box are not completely attached, after the packaging bag is sealed, redundant excess materials of the film exist on two opposite sides of the packaging box, and the redundant excess materials need to be cut off by the corner cutting mechanism 7 so that the film is completely attached to the surface of the packaging box.

It will be appreciated that the sealing of the package may be by hot cutting with a hot knife.

Referring to fig. 13C-13F, the box pushing mechanism 3 pushes the packing box to a position between the first fixed box 621 and the second fixed box 622, and it can be understood that when the second fixed box 622 and the first fixed box 621 cooperate to fix the packing box, the width of the packing box in the rotating shaft direction of the rotating disc 612 is greater than or equal to the width of the first fixed box in the rotating shaft direction, so as to facilitate the next processing of the packing box in other stations.

After the packing box is pushed between the first box fixing component 621 and the second box fixing component 622, the second box fixing component 622 moves towards the first box fixing component 621, so that the packing box is fixed between the second box fixing component 622 and the first box fixing component 621. At the moment, redundant film remainders of the packaging bags are arranged on two adjacent sides of two fixed surfaces of the packaging box, namely a gap d, namely a larger gap exists between the packaging bags on the two sides and the packaging box, the packaging bags cannot be attached to the packaging box, and the process of cutting off the gap d of the packaging bags is the corner cut.

The corner cutting mechanism 7 comprises a first corner cutting assembly 71 and a second corner cutting assembly 72, the first corner cutting assembly 71 and the second corner cutting assembly 72 are symmetrically arranged relative to a rotating plane of the rotating assembly 61, the first corner cutting assembly 71 corresponds to one fixed box assembly 62, and the second corner cutting assembly 72 corresponds to the other fixed box assembly 62.

The first corner cutting assembly 71 of the corner cutting mechanism 7, which is close to the box fixing assembly 62 for fixing the packaging box, cuts off the gap d of the packaging bag.

The rotating disc 612 rotates, the fixed packaging box rotates to a position close to the second corner cut assembly 72, meanwhile, the other fixed box assembly 62 of the unfixed packaging box rotates to the position, namely, after the rotating disc 612 rotates, the two fixed box assemblies 62 are exchanged, the second corner cut assembly 72 cuts off the packaging bag gap d on the other side, the corner cut process of one packaging box is completed, and the packaging box with the finished corner cut is loosened and sent to the next station.

The position close to the second corner cutting assembly 72 is a position where the second corner cutting assembly 72 can cut off the excessive gap d of the packing bag.

When the second corner cutting assembly 72 cuts off the gap d between the packaging bags, the box pushing mechanism 3 pushes another packaging box into the fixed box assembly 62, and the fixed box assembly 62 close to the first corner cutting assembly 71 repeats the steps to complete the corner cutting process of another packaging box.

It can be understood that the rotating angle of the rotating disc 612 is related to the number of the fixed box assemblies 62, when the fixed box assemblies 62 are 2, the rotating angle of the rotating disc 612 is 180 degrees, when the fixed box assemblies 62 are 3, the rotating angle of the rotating disc 612 is 120 degrees, as long as it is ensured that each time the rotating disc 612 rotates, one fixed box assembly 62 always completes the corner cut of the packaging box, and the other fixed box assembly 62 rotates to the position corresponding to the fixed packaging box.

It is understood that, as another embodiment, the rotating assembly 61 may also rotate on an axis perpendicular to the ground, as long as the gap d of the packing bag at both sides of the packing box can be cut off by the rotation.

Claims

1. A film wrapping machine for wrapping a film around a package to be wrapped, comprising: the film supply mechanism, the bag expanding mechanism, the box pushing mechanism, the conveying mechanism and the corner cutting mechanism are arranged on the box body;

the film supply mechanism supplies the film for packaging the packaging box to the bag expanding mechanism;

the bag expanding mechanism can fix the film, and after the film is made into a packaging bag with an opening at one side, the bag expanding mechanism rotates to convey the packaging bag to a station corresponding to the box pushing mechanism so as to push the packaging box into the packaging bag through the box pushing mechanism;

the conveying mechanism fixes the packaging box and the packaging bag after the packaging box is pushed into the packaging bag, and conveys the packaging box and the packaging bag to a station corresponding to the corner cutting mechanism through rotation; the rotating surface of the bag expanding mechanism is vertical to the rotating surface of the conveying mechanism;

the corner cutting mechanism can cut corners of the films on two opposite sides of the packaging box.

2. The film wrapping machine as claimed in claim 1, wherein: the bag expanding mechanism is arranged between the film supplying mechanism and the box pushing mechanism and comprises a rotary table and at least two bag expanding assemblies, wherein the bag expanding assemblies are uniformly arranged on the rotary table and used for fixing and supporting the film and can rotate along with the rotary table.

3. The film wrapping machine as claimed in claim 2, wherein:

the film supply mechanism provides a folded double-layer film, the double-layer film comprises an upper film layer and a lower film layer, the bag expansion assembly comprises a first bag expansion piece and a second bag expansion piece, the first bag expansion piece is used for fixing the first film layer, and the second bag expansion piece is used for fixing the second film layer;

the first bag expanding piece and the second bag expanding piece are arranged oppositely, and the first bag expanding piece and the second bag expanding piece can move relatively.

4. The film wrapping machine of claim 3 wherein:

the first bag expanding piece comprises a first clamping plate, a first telescopic piece and a first supporting rod, the first clamping plate and the first telescopic piece are fixed on the first supporting rod, the first clamping plate and the first telescopic piece are arranged oppositely, and a telescopic end on the first telescopic piece can move relative to the first clamping plate;

the second expands bag spare and includes second grip block, second extensible member and second bracing piece, and second grip block, second extensible member are fixed in on the second bracing piece, the second grip block sets up with the second extensible member relatively, and the scalable end on the second extensible member can remove for the second grip block.

5. The film wrapping machine as claimed in claim 1, wherein:

the box pushing mechanism comprises at least two box pushing assemblies;

the box pushing assembly comprises a box pushing assembly and a first rail, and the box pushing assembly is connected with the first rail in a sliding mode and can move to any position along the direction of the first rail and be fixed.

6. The film wrapping machine as claimed in claim 5, wherein: the box pushing component comprises a first structural component and a second structural component, and the first structural component is connected with the second structural component in a sliding manner;

the first structural member is connected with the first rail in a sliding mode, and the first structural member can move to any position along the direction of the first rail and is fixed.

7. The film wrapping machine of claim 6 wherein: the first structural member comprises a second rail and a third rail, the third rail is connected with the second rail in a sliding mode, and the second structural member is connected with the third rail in a sliding mode;

the direction of the second track is vertical to that of the first track and is parallel to the ground on which the box pushing mechanism is placed, and the third track can move to any position along the direction of the second track and is fixed;

the direction of the third track is vertical to the ground, and the second structural part can move to any position along the direction of the third track and is fixed;

the second structural part comprises a fourth rail and a thimble, the fourth rail is connected with the third rail in a sliding manner, and the fourth rail can move to any position along the direction of the third rail and is fixed;

the ejector pin is connected with the fourth rail in a sliding mode and is used for being in contact with the packing box and pushing the packing box;

the direction of the fourth track is the same as that of the second track, and the ejector pin can move to any position along the direction of the second track and is fixed.

8. The film wrapping machine of claim 1 wherein:

the conveying mechanism comprises a rotating assembly, a base and at least two box positioning assemblies;

the rotating assembly is arranged on the base;

the box fixing assemblies are uniformly arranged on the rotating assembly and used for fixing the packaging boxes;

the rotating assembly rotates relative to the base or the base rotates relative to the ground so as to convey the packaging box to a designated position.

9. The film wrapping machine of claim 8 wherein: the rotating assembly comprises a rotating disc, a rotating connecting hole is formed in the rotating disc, and a rotating driving piece penetrates through the rotating connecting hole to be connected with the rotating disc so as to drive the rotating disc to rotate;

decide box subassembly and include that first box subassembly and second decide box subassembly, first box subassembly reaches the second decides box subassembly and sets up relatively in rotating assembly is last, and first box subassembly and second top box subassembly relative movement to the centre gripping packing carton of mutually supporting.

10. The film wrapping machine of claim 9 wherein:

the box subassembly is decided to the carousel is equipped with the opening, decide the box subassembly still includes slip track and removal connecting plate, and the slip track is located the carousel is close to on the open-ended one side, remove connecting plate and slip track sliding connection, the box subassembly is decided to the second and is connected with the removal connecting plate.