A fully automatic packaging machine

Abstract

The present invention discloses a fully automatic packaging machine, comprising a workbench, on which a bag opening device, a propulsion device, a packaging device, a bag taking device and a material lifting device are respectively arranged, and a conveying device is also arranged at the side end of the workbench, wherein the bag taking device sucks the packaging bag in the material lifting device and opens it through the bag opening device, and a bag suction mechanism for cooperating with the bag opening device to open the bag is also arranged at the lower end of the workbench, and a plurality of air holes for cooperating with the bag suction mechanism are also arranged on the workbench, the conveying device is used to convey the box body to the right position, the propulsion device takes the box body out of the conveying device and sends it into the bag of the bag opening device, and then the box body is pushed into the packaging device by the propulsion device for packaging and sending out, so as to realize the automatic nesting and packaging of plastic bags of the packaging outer box, change the traditional manual processing mode, have high processing efficiency, reduce labor costs, improve production efficiency, and realize efficient automatic production.

Description

Technical Field

[0001] The invention relates to the field of automation equipment, in particular to a full-automatic packaging machine. Background Art

[0002] At present, the outer packaging of products is wrapped with a layer of plastic bag protective film to prevent the outer packaging from getting dirty and scratched during product transportation and storage, thereby ensuring the cleanliness and beauty of the outer packaging and improving product competitiveness. However, bagging is now done manually, which consumes a lot of manpower and material resources and is inefficient. Summary of the invention

[0003] In order to overcome the above-mentioned shortcomings, the present invention aims to provide a technical solution that can solve the above-mentioned problems.

[0004] A fully automatic packaging machine includes a workbench, on which a bag opening device, a pushing device, a packaging device, a bag taking device, and a material lifting device are respectively arranged. A conveying device is also arranged at the side end of the workbench, wherein the bag taking device sucks the packaging bag in the material lifting device and opens it through the bag opening device. A bag suction mechanism for cooperating with the bag opening device to open the bag is also arranged at the lower end of the workbench. The workbench is also provided with a plurality of air holes for cooperating with the bag suction mechanism. The conveying device is used to convey the box body to the position, the pushing device takes the box body out of the conveying device and sends it into the bag of the bag opening device, and then the pushing device pushes the box body into the packaging device for packaging and sending out.

[0005] As a further solution of the present invention: the conveying device includes: a conveyor belt, the end of the conveyor belt and the side end away from the workbench are both provided with blocking mechanisms for limiting the travel position of the box body, a positioning strip is provided on the side of the conveyor belt close to the workbench, and a discharge port is provided at the end of the positioning strip, and the discharge port is connected to the workbench.

[0006] As a further solution of the present invention: the blocking mechanism includes a number of fixing nuts distributed in parallel, a screw rod is inserted into the fixing nut through a screw, a blocking bar is installed at the end of the screw rod, the blocking bar of the blocking mechanism located at the end of the conveyor belt is vertically arranged with the positioning bar, and the blocking bar of the blocking mechanism located at the side end of the conveyor belt is parallel to the positioning bar. By adjusting the position of the blocking bar at the side end of the conveyor belt, the box body can be made as close to the positioning bar as possible during feeding, and by adjusting the blocking bar at the end of the conveyor belt, the stopping position of the box body on the conveyor belt can be changed.

[0007] As a further solution of the present invention: the propulsion device includes: a propulsion slide rail, a propulsion motor slide seat is arranged on the propulsion slide rail, a fixed plate extending outward is arranged on the propulsion motor slide seat, a propulsion cylinder is arranged at the lower end of the fixed plate, the piston rod of the propulsion cylinder is extended downward, and a propulsion plate is installed at the end of the piston rod of the propulsion cylinder.

[0008] As a further solution of the present invention: the bag opening device comprises: two bag opening mechanisms arranged in parallel, the lower ends of the bag opening mechanisms are each provided with a bag opening shaft seat, a first screw is inserted into the bag opening shaft seat on one side, and a second screw is inserted into the bag opening shaft seat on the other side, a connecting rod seat is provided between the first screw and the second screw, the first screw and the second screw are both inserted into the connecting rod seat, the first screw and the second screw are connected through the connecting rod seat to achieve synchronous movement, the thread of the first screw is opposite to the thread of the second screw, a bag opening motor is also provided at the other end of the first screw, the first screw passes through the bag opening support and is connected to the bag opening motor, the bag opening motor drives the first screw and the second screw to rotate, thereby achieving the two bag opening shaft seats approaching or moving away;

[0009] A lifting cylinder is arranged on the connecting rod seat, and the telescopic rod of the lifting cylinder is telescopic upward. A lifting push plate is arranged on the telescopic rod of the lifting cylinder, and the lifting push plate is located on the surface of the workbench. When the lifting cylinder pushes, the lifting push plate is higher than the workbench, and when the lifting cylinder is retracted, the lifting push plate is flush with the workbench.

[0010] As a further solution of the present invention: the bag-opening mechanism comprises: a right-angle fixing seat, one side plate of the fixing seat is connected to the bag-opening shaft seat, a bag-opening cylinder is installed on the other side plate, the telescopic rod of the bag-opening cylinder is telescopically extended forward, a bag-opening connecting block is installed on the telescopic rod of the bag-opening cylinder, a bag-opening connecting plate is installed on the bag-opening connecting block, the bag-opening connecting plate and the bag-opening connecting block are arranged vertically, the bag-opening connecting plate and the bag-opening cylinder are arranged parallel, and a bag-opening fixing plate is also installed on the end surface of the bag-opening connecting plate away from the bag-opening cylinder. A closing cylinder is provided at the upper end of the bag opening fixing plate, and the telescopic rod of the closing cylinder is telescopic downward, and a fixing block is provided on the telescopic rod of the closing cylinder, and a flat-bar-type bag opening movable bar is installed at the lower end of the fixing block, and the bag opening movable bar extends in the telescopic direction of the telescopic rod of the bag opening cylinder, and a bag opening fixed bar which is also a flat-bar-type bag opening fixed bar is provided at the lower end of the bag opening movable bar, and the bag opening fixed bar is fixed on the bag opening fixing plate, and the bag opening fixed bar is arranged parallel to the bag opening movable bar, and the bag opening fixed bar extends in the extension direction of the bag opening movable bar.

[0011] As a further solution of the present invention: the material lifting device comprises: two side plates, the two side plates are arranged parallel to each other on the workbench, the side plates are provided with a plurality of lifting guide grooves arranged from top to bottom, the lifting guide grooves penetrate the side plates, and the lifting guide grooves are parallel to each other, a bag guide plate for placing bags is also provided between the side plates, and lifting guide strips protruding outward are provided on both sides of the bag guide plate, the lifting guide strips are lifted into the lifting guide grooves, thereby limiting the lifting stroke of the bag guide plate, a feeding motor is also provided at the lower end of the bag guide plate, the feeding motor is installed on the workbench, a lifting screw is installed on the telescopic rod of the feeding motor, the other end of the lifting screw is connected to the bag guide plate, and the feeding motor drives the lifting screw to realize the lifting of the bag guide plate;

[0012] The front end of the bag guide plate is also provided with a detection plate, which is fixedly mounted on the workbench and provided with a visual detector, the detection angle of which is the same as the height of the bag guide plate when it is raised to the highest position;

[0013] The visual detector is electrically connected to the feeding motor.

[0014] As a further solution of the present invention: the packaging device comprises: a support frame of a gantry-shaped structure, the support frame is installed on a workbench, the lower ends of two legs of the support frame pass through the workbench, an upper bag closing motor is fixedly installed on the upper end surface of the support frame, a telescopic rod of the upper bag closing motor passes through the upper end surface of the support frame and extends downward, a fusion pressing plate is installed on the telescopic rod of the upper bag closing motor, a heating wire is provided on the fusion pressing plate, and the heating wire heats the fusion pressing plate;

[0015] The inner end surfaces of the two legs of the support frame are provided with slide rails arranged vertically downward from the top, and sliders are slidably installed on the slide rails. A lower pressure plate is arranged between the sliders. The lower pressure plate cooperates with the fuse pressure plate to realize the fusion sealing of the bag. The lower end of the lower pressure plate is provided with a lower bag closing motor which pushes the lower pressure plate to slide up and down along the slide rail.

[0016] As a further solution of the present invention: the bag taking device includes: a bag taking slide rail, the bag taking slide rail spans the bag stretching device and the material lifting device, a bag taking slide plate and a bag taking motor for guiding the bag taking slide rail so that the bag taking slide plate can slide on the bag taking slide rail are nested and installed on the bag taking slide rail, a bag taking fixing plate extending outward is provided on the bag taking slide plate, a bag taking cylinder is fixedly installed on the lower end of the bag taking fixing plate, the piston rod of the bag taking cylinder is extended downward, a suction nozzle plate is installed on the piston rod of the bag taking cylinder, and a plurality of bag taking suction nozzles for sucking bags and taking materials are installed on the suction nozzle plate.

[0017] As a further solution of the present invention: the bag suction mechanism includes: an air suction hood, which is arranged on the lower end surface of the workbench to cover the air holes, and an air pipe is arranged at the lower end of the air suction hood, and a fan is connected to the end of the air pipe.

[0018] Compared with the prior art, the beneficial effects of the present invention are: realizing automated plastic bag nesting and packaging of packaging outer boxes, changing the traditional manual processing method, high processing efficiency, reducing labor costs, improving production efficiency, and realizing efficient automated production.

[0019] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 It is a schematic diagram of the structure of the present invention.

[0022] Figure 2 It is a schematic diagram of the structure of the conveying device in the present invention;

[0023] Figure 3 It is a structural schematic diagram of the bag opening device in the present invention;

[0024] Figure 4 It is a structural schematic diagram of the bag opening mechanism in the present invention;

[0025] Figure 5 It is another structural schematic diagram of the bag opening mechanism in the present invention;

[0026] Figure 6 It is a schematic diagram of the structure of the packaging device in the present invention;

[0027] Figure 7 is another structural schematic diagram of the packaging device in the present invention;

[0028] Figure 8 It is a structural schematic diagram of the material lifting device in the present invention;

[0029] Fig. 9 It is a schematic diagram of the structure of the bag taking device in the present invention;

[0030] Fig.10 It is a structural schematic diagram of the propulsion device in the present invention.

[0031] Fig.11 It is a structural schematic diagram of the bag suction mechanism in the present invention. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] See also Figures 1 to 11In the embodiment of the present invention, a workbench 6 is included, on which a bag opening device 2, a propulsion device 3, a packaging device 4, a bag taking device 5, and a material lifting device 7 are respectively arranged. A conveying device 1 is also arranged at the side end of the workbench 6, wherein the bag taking device 5 sucks the packaging bag in the material lifting device 7 and opens it through the bag opening device 2. A bag suction mechanism for cooperating with the bag opening device 2 to open the bag is also arranged at the lower end of the workbench 6. A plurality of air holes 9 for cooperating with the bag suction mechanism are also arranged on the workbench 6. The conveying device 1 is used to convey the box body to the position, the propulsion device 3 takes the box body out of the conveying device 1 and sends it into the bag of the bag opening device 2, and then the box body is pushed into the packaging device 4 by the propulsion device for packaging and sending out.

[0034] The conveying device 1 comprises: a conveyor belt 11, the end of the conveyor belt 11 and the side end away from the workbench 6 are both provided with a blocking mechanism for limiting the travel position of the box body, a positioning strip 16 is provided on the side of the conveyor belt 11 close to the workbench 6, and a discharge port 15 is provided at the end of the positioning strip 16, and the discharge port 15 is communicated with the workbench 6;

[0035] The blocking mechanism includes a plurality of parallel distributed fixing nuts 12, a screw 13 is screwed into the fixing nut 12, a baffle 14 is installed at the end of the screw 13, the baffle 14 of the blocking mechanism located at the end of the conveyor belt 11 is vertically arranged with the positioning bar 16, and the baffle 14 of the blocking mechanism located at the side end of the conveyor belt 11 is parallelly arranged with the positioning bar 16. By adjusting the position of the baffle 14 at the side end of the conveyor belt 11, the box body can be as close to the positioning bar 16 as possible during feeding, and by adjusting the baffle 14 at the end of the conveyor belt 11, the stopping position of the box body on the conveyor belt 11 can be changed.

[0036] The conveyor belt 11 loads the boxes, and the two blocking mechanisms limit the loading of the boxes, ensuring that the boxes are within the grasping range of the propulsion device 3 when loading.

[0037] The propulsion device 3 comprises: a propulsion rail 31, a propulsion motor slide 32 is arranged on the propulsion rail 31, a fixing plate 33 extending outward is arranged on the propulsion motor slide 32, a propulsion cylinder 34 is arranged at the lower end of the fixing plate 33, a piston rod of the propulsion cylinder 34 is telescoped downward, and a propulsion plate 35 is installed at the end of the piston rod of the propulsion cylinder 34;

[0038] When the box body is loaded on the conveyor belt 11, the push motor slide 32 drives the push cylinder 34 to move to the upper end of the conveyor belt 11, and then the push cylinder 34 lowers the push plate 35, and then the push motor slide 32 drives the push plate 35 to move toward the bag opening device 2, thereby driving the box to move toward the bag opening device, so that the box enters the bag, and the box body is loaded;

[0039] After the box enters the bag, the push motor slide 32 drives the push plate 35 again to push the box body into the packaging device 4 for packaging, and then pushes it out.

[0040] The bag opening device 2 comprises: two bag opening mechanisms arranged in parallel, the lower ends of the bag opening mechanisms are both provided with bag opening shaft seats 22, a first screw 23 is inserted into the bag opening shaft seat 22 on one side, a second screw 26 is inserted into the bag opening shaft seat 22 on the other side, a connecting rod seat 27 is provided between the first screw 23 and the second screw 26, the first screw 23 and the second screw 26 are both inserted into the connecting rod seat 27, the first screw 23 and the second screw 26 are connected through the connecting rod seat 27 to achieve synchronous movement, the thread of the first screw 23 is opposite to the thread of the second screw 26, the other end of the first screw 23 is also provided with a bag opening motor 21, the first screw 23 passes through the bag opening support and is connected to the bag opening motor 21, the bag opening motor 21 drives the first screw 23 and the second screw 26 to rotate, so as to achieve the two bag opening shaft seats 22 approaching or moving away;

[0041] The connecting rod seat 27 is provided with a lifting cylinder 25, the telescopic rod of the lifting cylinder 25 is telescopic upward, and a lifting push plate 24 is provided on the telescopic rod of the lifting cylinder 25. The lifting push plate 24 is located on the surface of the workbench 6. When the lifting cylinder 25 pushes, the lifting push plate 24 is higher than the workbench 6. When the lifting cylinder 25 is retracted, the lifting push plate 24 is flush with the workbench 6, and the box is lifted up when it enters, which is more convenient for loading.

[0042] The bag opening mechanism comprises: a right-angle fixing seat 281, one side plate of the fixing seat 281 is connected to the bag opening shaft seat 22, and a bag opening cylinder 282 is installed on the other side plate. The telescopic rod of the bag opening cylinder 282 is telescopically extended forward, and a bag opening connecting block 283 is installed on the telescopic rod of the bag opening cylinder 282. A bag opening connecting plate 285 is installed on the bag opening connecting block 283. The bag opening connecting plate 285 is vertically arranged with the bag opening connecting block 283, and the bag opening connecting plate 285 is vertically arranged with the bag opening connecting block 283. They are arranged in parallel, and a bag opening fixing plate 284 is also installed on the end surface of the bag opening connecting plate 285 away from the bag opening cylinder 282. A clamping cylinder 286 is arranged on the upper end of the bag opening fixing plate 284. The telescopic rod of the closing cylinder 286 is telescopic downward, and a fixing block 287 is arranged on the telescopic rod of the closing cylinder 286. A flat-bar-type bag opening movable strip 288 is installed on the lower end of the fixing block 287. The bag opening movable strip 288 extends in the telescopic direction of the telescopic rod of the bag opening cylinder 282, and a bag opening fixing strip 289 which is also a flat-bar-type bag opening movable strip 288 is arranged at the lower end of the bag opening movable strip 288. The bag opening fixing strip 289 is fixed on the bag opening fixing plate 284, and the bag opening fixing strip 289 is arranged parallel to the bag opening movable strip 288, and the bag opening fixing strip 289 extends in the extension direction of the bag opening movable strip 288.

[0043] When the bag taking device 5 takes out the bag and sends it to the front of the bag opening device 2, the bag opening motor 21 moves the bag opening mechanism to the middle, and then the closing cylinder 286 drives downward to merge the bag opening movable strip 288 and the bag opening fixed strip 289, and the bag opening cylinder 282 drives forward to insert the merged bag opening movable strip 288 and the bag opening fixed strip 289 into the bag, and then the closing cylinder 286 retracts upward to open the bag through the bag opening movable strip 288, and then the bag opening cylinder 282 returns and cooperates with the propulsion device 3 to allow the box to enter the opened bag;

[0044] The material lifting device comprises: two side plates 71, the two side plates 71 are arranged on the workbench 6 in parallel with each other, a plurality of lifting guide grooves 72 arranged from top to bottom are arranged on the side plates 71, the lifting guide grooves 72 penetrate the side plates 71, and the lifting guide grooves 72 are parallel to each other, a bag guide plate 74 for placing bags is also arranged between the side plates 71, and lifting guide strips 73 protruding outward are arranged on both sides of the bag guide plate 74, and the lifting guide strips 73 are lifted into the lifting guide grooves 72, thereby limiting the lifting stroke of the bag guide plate 74, and a feeding motor 77 is also arranged at the lower end of the bag guide plate 74, and the feeding motor 77 is installed on the workbench 6, and a lifting screw 13 is installed on the telescopic rod of the feeding motor 77, and the other end of the lifting screw 13 is connected to the bag guide plate 74, and the feeding motor 77 drives the lifting screw 13 to realize the lifting of the bag guide plate 74;

[0045] The front end of the bag guide plate 74 is also provided with a detection plate 76, which is fixedly mounted on the workbench 6, and a visual detector 75 is provided on the detection plate 76, and the detection angle of the visual detector 75 is the same as the height of the bag guide plate 74 when it is raised to the highest position;

[0046] The visual detector 75 is electrically connected to the feeding motor 77 .

[0047] The bags are loaded by lifting. When the bags on the upper side are reduced, the visual detector 75 will start the loading motor 77 to load the bags automatically.

[0048] The packaging device includes: a support frame 41 of a gantry-shaped structure, the support frame 41 is installed on a workbench 6, the lower ends of the two legs of the support frame 41 pass through the workbench 6, an upper bag closing motor 42 is fixedly installed on the upper end surface of the support frame 41, a telescopic rod of the upper bag closing motor 42 passes through the upper end surface of the support frame 41 and extends downward, a fusion pressing plate 43 is installed on the telescopic rod of the upper bag closing motor 42, and a heating wire 46 is provided on the fusion pressing plate 43, and the heating wire 46 heats the fusion pressing plate 43;

[0049] The inner end surfaces of the two legs of the support frame 41 are provided with slide rails 47 arranged vertically downward from the top, and sliders 48 are slidably installed on the slide rails 47. A lower pressure plate 44 is arranged between the sliders 48. The lower pressure plate 44 cooperates with the fuse pressure plate to realize the fusion sealing of the bag. The lower end of the lower pressure plate 44 is provided with a lower bag closing motor 45 for pushing the lower pressure plate 44 to slide up and down along the slide rails 47.

[0050] The heating wire 46 heats the fusing pressing plate, and the upper bag closing motor 42 and the lower bag closing motor 45 simultaneously drive the fusing pressing plate 43 and the lower pressing plate 44 to move toward the middle to fuse and seal the bag.

[0051] The bag taking device 5 includes: a bag taking slide rail 52, the bag taking slide rail 52 spans the bag spreading device 2 and the material lifting device 7, a bag taking slide plate 53 and a bag taking motor 51 for guiding the bag taking slide rail 52 so that the bag taking slide plate 53 can slide on the bag taking slide rail 52 are nested and installed on the bag taking slide rail 52, a bag taking fixing plate 54 extending outward is provided on the bag taking slide plate 53, a bag taking cylinder 55 is fixedly installed on the lower end of the bag taking fixing plate 54, the piston rod of the bag taking cylinder 55 is extended downward, a suction nozzle plate 57 is installed on the piston rod of the bag taking cylinder 55, and a plurality of bag taking suction nozzles 56 for sucking bags and taking materials are installed on the suction nozzle plate 57.

[0052] The bag suction mechanism comprises: an air suction hood 92, which is arranged on the lower end surface of the workbench 6 to cover the air hole 9, and an air pipe 94 is arranged at the lower end of the air suction hood 92, and a fan 93 is connected to the end of the air pipe 94.

[0053] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A fully automatic packaging machine, characterized in that: It comprises a workbench, on which a bag opening device, a pushing device, a packaging device, a bag taking device and a material lifting device are respectively arranged, and a conveying device is also arranged at the side end of the workbench, wherein the bag taking device sucks the packaging bag in the material lifting device and opens it through the bag opening device, and a bag suction mechanism for cooperating with the bag opening device to open the bag is also arranged at the lower end of the workbench, and a plurality of air holes for cooperating with the bag suction mechanism are also arranged on the workbench, the conveying device is used to convey the box body to the position, the pushing device takes the box body out of the conveying device and sends it into the bag of the bag opening device, and then the box body is pushed into the packaging device by the pushing device for packaging and sending out; The bag opening device comprises: two bag opening mechanisms arranged in parallel, the lower ends of the bag opening mechanisms are each provided with a bag opening shaft seat, a first screw is inserted into the bag opening shaft seat on one side, and a second screw is inserted into the bag opening shaft seat on the other side, a connecting rod seat is provided between the first screw and the second screw, the first screw and the second screw are both inserted into the connecting rod seat, the first screw and the second screw are connected through the connecting rod seat to achieve synchronous movement, the thread of the first screw is opposite to the thread of the second screw, a bag opening motor is also provided at the other end of the first screw, the first screw passes through the bag opening support and is connected to the bag opening motor, the bag opening motor drives the first screw and the second screw to rotate, thereby achieving the two bag opening shaft seats approaching or moving away; The connecting rod seat is provided with a material lifting cylinder, the telescopic rod of the material lifting cylinder is telescopic upward, and a material lifting push plate is provided on the telescopic rod of the material lifting cylinder. The material lifting push plate is located on the surface of the workbench. When the material lifting cylinder pushes, the material lifting push plate is higher than the workbench, and when the material lifting cylinder is retracted, the material lifting push plate is flush with the workbench. The cam is provided with a plurality of movable parts, and the movable part is provided with a plurality of movable parts, and the movable part is provided with a plurality of movable parts. The material lifting device comprises: two side plates, the two side plates are arranged on the workbench in parallel with each other, a plurality of lifting guide grooves arranged from top to bottom are arranged on the side plates, the lifting guide grooves penetrate the side plates, and the lifting guide grooves are parallel to each other, a bag guide plate for placing bags is also arranged between the side plates, lifting guide strips protruding outward are arranged on both sides of the bag guide plate, the lifting guide strips are lifted into the lifting guide grooves, thereby limiting the lifting stroke of the bag guide plate, a feeding motor is also arranged at the lower end of the bag guide plate, the feeding motor is installed on the workbench, a lifting screw is installed on the telescopic rod of the feeding motor, the other end of the lifting screw is connected to the bag guide plate, and the feeding motor drives the lifting screw to realize the lifting of the bag guide plate; The front end of the bag guide plate is also provided with a detection plate, which is fixedly mounted on the workbench and provided with a visual detector, the detection angle of which is the same as the height of the bag guide plate when it is raised to the highest position; The visual detector is electrically connected to the feeding motor; The packaging device comprises: a support frame of a gantry-shaped structure, the support frame is installed on a workbench, the lower ends of two legs of the support frame pass through the workbench, an upper bag closing motor is fixedly installed on the upper end surface of the support frame, a telescopic rod of the upper bag closing motor passes through the upper end surface of the support frame and extends downward, a fusion pressing plate is installed on the telescopic rod of the upper bag closing motor, a heating wire is arranged on the fusion pressing plate, and the heating wire heats the fusion pressing plate; The inner end surfaces of the two legs of the support frame are provided with a slide rail arranged vertically downward from the top, a slider is slidably mounted on the slide rail, a lower pressing plate is arranged between the sliders, the lower pressing plate cooperates with the fusing pressing plate to realize the fusion sealing of the bag, and a lower bag closing motor is arranged at the lower end of the lower pressing plate to push the lower pressing plate to slide up and down along the slide rail; The bag taking device includes: a bag taking slide rail, the bag taking slide rail spans the bag stretching device and the material lifting device, a bag taking slide plate and a bag taking motor for guiding the bag taking slide rail so that the bag taking slide plate can slide on the bag taking slide rail are nested and installed on the bag taking slide rail, a bag taking fixing plate extending outward is provided on the bag taking slide plate, a bag taking cylinder is fixedly installed on the lower end of the bag taking fixing plate, the piston rod of the bag taking cylinder is extended downward, a suction nozzle plate is installed on the piston rod of the bag taking cylinder, and a plurality of bag taking suction nozzles for sucking bags and taking materials are installed on the suction nozzle plate.

2. A fully automatic packaging machine according to claim 1, characterized in that: The conveying device includes: a conveyor belt, the end of the conveyor belt and the side end away from the workbench are both provided with blocking mechanisms for limiting the travel position of the box body, a positioning strip is provided on the side of the conveyor belt close to the workbench, and a discharge port is provided at the end of the positioning strip, and the discharge port is connected to the workbench.

3. A fully automatic packaging machine according to claim 2, characterized in that: The blocking mechanism includes a plurality of fixing nuts distributed in parallel, a screw rod is inserted into the fixing nut through a screw fitting, a blocking bar is installed at the end of the screw rod, the blocking bar of the blocking mechanism located at the end of the conveyor belt is vertically arranged with the positioning bar, and the blocking bar of the blocking mechanism located at the side end of the conveyor belt is parallelly arranged with the positioning bar, by adjusting the position of the blocking bar at the side end of the conveyor belt, the box body can be made as close to the positioning bar as possible during feeding, and by adjusting the blocking bar at the end of the conveyor belt, the stopping position of the box body on the conveyor belt can be changed.

4. The fully automatic packaging machine according to claim 1, characterized in that: The propulsion device includes: a propulsion rail, a propulsion motor slide seat is arranged on the propulsion rail, a fixing plate extending outward is arranged on the propulsion motor slide seat, a propulsion cylinder is arranged at the lower end of the fixing plate, the piston rod of the propulsion cylinder is extended downward, and a propulsion plate is installed at the end of the piston rod of the propulsion cylinder.

5. The fully automatic packaging machine according to claim 1, characterized in that: The bag suction mechanism comprises: an air suction hood, which is arranged on the lower end surface of the workbench to cover the air holes, an air pipe is arranged at the lower end of the air suction hood, and a fan is connected to the end of the air pipe.

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