Positioning, sealing and cutting equipment for food packaging

Abstract

The utility model discloses positioning, sealing and cutting equipment for food packaging, which belongs to the technical field of food packaging and comprises a frame. The frame is provided with a winding and unwinding nitrogen charging device used for driving a packaging film to be wound and unwound and charging nitrogen, a conveying and hot cutting device used for conveying canned food and conducting heat sealing on the canned food and a packaging bag, and a discharging device used for assisting discharging. The discharging device comprises a mounting assembly, two driven material pushing assemblies and a material receiving groove; the two driven material pushing assemblies are mounted on the mounting assembly and are symmetrically arranged front and back; the mounting assembly is connected with the conveying hot cutting device, and the receiving groove is formed in the right end of the frame. The driven material pushing assembly comprises a first gear, a second gear, a cam, a pulley, a pushing block, a spring and a limiting base. By means of the mode, through the arrangement of the first gear and the second gear, when the conveying and hot cutting device operates, the pushing block can be synchronously driven to assist discharging, energy is saved, and meanwhile it can be ensured that canned food falls to the inner side of the material receiving groove at the designated position to be discharged.

Description

TECHNICAL FIELD

[0001] The utility model relates to food packaging technical field, concretely relates to a food packaging positioning and cutting equipment. BACKGROUND

[0002] In order to protect food, prolong its shelf life, facilitate transportation and sale, food is usually packaged, and some canned food is sealed with packaging film after packaging. Common sealing and cutting equipment includes heat sealing machine and automatic sealing and cutting machine.

[0003] The current technology usually uses a conveying device to intermittently convey canned food, uses a winding and unwinding device to simultaneously convey packaging film to the heat sealing machine below for sealing, and then uses the conveying device to discharge the canned food.

[0004] However, when using the sealing and cutting method, the heat sealing machine may press the canned food and the conveying device tightly, and the discharge may not be accurately completed at the normal discharge station.

[0005] Therefore, the utility model designs a food packaging positioning and cutting equipment to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings of the prior art, the utility model provides a food packaging positioning and cutting equipment.

[0007] To achieve the above purposes, the utility model realizes the following technical scheme:

[0008] A food packaging positioning and cutting equipment includes a frame, a winding and unwinding nitrogen charging device, a conveying and cutting device, and a discharging device.

[0009] The frame is provided with a winding and unwinding nitrogen charging device for winding and unwinding the packaging film and charging nitrogen, a conveying and cutting device for conveying canned food and heat sealing the canned food with the packaging bag, and a discharging device for assisting in discharging.

[0010] The discharging device includes a mounting assembly for mounting and supporting, two driven pushing assemblies for synchronously assisting in discharging with the conveying and cutting device, and a receiving groove for receiving the canned food. The two driven pushing assemblies are mounted on the mounting assembly and symmetrically arranged front and back. The mounting assembly is connected with the conveying and cutting device, and the receiving groove is mounted on the right end of the frame.

[0011] The driven pushing assembly comprises a first gear, a second gear, a cam, a pulley, a pushing block, a spring and a limiting seat, the first gear is connected with the conveying hot cutting device, the second gear is connected with the mounting assembly, the first gear and the second gear are in meshing connection, one side of the second gear is fixedly connected with the cam in coaxial manner, the pulley is located right to the cam, the pulley is rotatably installed at the left end of the pushing block, the pushing block is located inside the limiting seat and is in limiting sliding connection with the inner wall of the limiting seat, the spring is sleeved outside the pushing block, both ends of the spring are fixedly connected with the outer wall of the pushing block and the limiting seat respectively, the limiting seat is installed inside the mounting assembly, and the moving direction of the pushing block is towards the discharging falling direction of the canned food.

[0012] Further, the frame comprises a support and two table tops, the two table tops are fixedly installed on the top of the support respectively, the right end of the support is connected with the material receiving groove, the conveying hot cutting device is connected between the inner sides of the two table tops, the winding and unwinding nitrogen filling device is installed between the top of the two table tops, and the mounting assembly is installed between the right ends of the two table tops.

[0013] Further, the winding and unwinding nitrogen filling device comprises two winding and unwinding assemblies and a nitrogen filling assembly, the two winding and unwinding assemblies are symmetrically arranged on the top of the table top, and the nitrogen filling assembly is connected between the two winding and unwinding assemblies and the top of the table top.

[0014] Further, the winding and unwinding nitrogen filling device comprises two winding and unwinding assemblies and a nitrogen filling assembly, the two winding and unwinding assemblies are symmetrically arranged on the top of the table top, and the nitrogen filling assembly is connected between the two winding and unwinding assemblies and the top of the table top.

[0015] Further, the winding and unwinding nitrogen filling device comprises two winding and unwinding assemblies and a nitrogen filling assembly, the two winding and unwinding assemblies are symmetrically arranged on the top of the table top, and the nitrogen filling assembly is connected between the two winding and unwinding assemblies and the top of the table top.

[0016] Further, the conveying hot cutting device comprises a chain conveyor, mounting plates, a heat sealer and two visual positioning cameras, the chain conveyor comprises two chain wheel and chain parts arranged in front and back and two fixed plates, the chain wheels of the two chain wheel and chain parts are rotatably arranged on the inner sides of the two fixed plates, the two fixed plates of the chain conveyor are fixedly arranged on the two table tops respectively, the front two chain wheels and the rear two chain wheels of the chain conveyor are fixedly connected through connecting shafts, a plurality of mounting plates are fixedly arranged between the front and rear chains of the chain conveyor, two through holes for placing canned food are formed in the mounting plates, the heat sealer is fixedly arranged between the top portions of the two table tops, the heat sealer is located between the limiting roller and the auxiliary roller on the right side, the hot cutting knife of the heat sealer is arranged in cooperation with the mounting plates, and the two visual positioning cameras are fixedly arranged on the two side walls on the inner side of the heat sealer and face the canned food.

[0017] Further, the mounting assembly comprises a connecting plate and two groups of mounting clamps, the two groups of mounting clamps are used in cooperation with two driven pushing assemblies respectively, each group of mounting clamps comprises two mounting clamps, the front and rear sides of the connecting plate are fixedly arranged on the inner sides of the two fixed plates of the chain conveyor, the left ends of the plurality of mounting clamps are fixedly arranged on the right end of the connecting plate, the first gear is fixedly arranged on the outer side of the connecting shaft on the right side of the chain conveyor, the second gear is rotatably arranged between the two mounting clamps of the same group, and the limiting seat is fixedly arranged between the two mounting clamps of the same group.

[0018] Further, the receiving groove is fixedly arranged on the right end of the support, and the inner side of the receiving groove is arranged in an inclined mode to cooperate with the discharging of the canned food.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] 1、The first gear and the second gear are arranged, so that the conveying hot cutting device can drive the pushing block to assist in discharging synchronously when running, energy can be saved, and the canned food can be ensured to fall into the inner side of the receiving groove at a specified position to avoid deviation of the discharging position of part of the canned food.

[0021] 2、The canned food is filled with nitrogen gas before being sealed through the cooperation of the side plate, the baffle and the air jet nozzle, the storage time after sealing is increased, the product quality is improved, the accuracy of intermittent stopping is ensured through the arrangement of the visual positioning camera, the mounting plate is located directly below when the heat sealer is pressed and runs, and the packaging effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0023] Figure 1 It is a perspective view of a food packaging positioning and cutting equipment of the present application;

[0024] Figure 2 It is a front view of a food packaging positioning and cutting equipment of the present application;

[0025] Figure 3 It is a top view of a food packaging positioning and cutting equipment of the present application;

[0026] Figure 4 It is a perspective view of a part cut along A-A of Figure 3 ;

[0027] Figure 5 It is a partial perspective view of a blanking device of the present application;

[0028] Figure 6 It is a partial top view of a blanking device of the present application;

[0029] Figure 7 It is a perspective view of a part cut along B-B of Figure 6 ;

[0030] The reference numerals in the drawings represent respectively:

[0031] 1. frame; 11. support; 12. table top; 2. take-up and pay-off nitrogen charging device; 21. take-up and pay-off assembly; 211. fixed plate;

[0032] 212. motor; 213. rotating shaft; 214. rotating roller; 22. nitrogen charging assembly; 221. side plate; 222. baffle; 223. limiting roller;

[0033] 224. air jet nozzle; 225. auxiliary roller; 226. mounting bracket; 3. conveying and hot cutting device; 31. chain conveyor; 32. mounting plate; 33. hot sealer; 34. visual positioning camera; 4. blanking device; 41. mounting assembly; 411. connecting plate; 412. mounting clamp plate; 42. driven pushing assembly; 421. first gear; 422. second gear; 423. cam; 424. pulley; 425. push block; 426. spring; 427. limiting seat; 43. material receiving groove. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] In the following description, "left", "right", "front", "rear", "upper", "lower" are oriented with the perspective of the front view.

[0036] Embodiment one: in some embodiments, referring to the drawings of the specification Figures 1-7 A food packaging positioning and cutting device, comprising a frame 1, a take-up and pay-off nitrogen charging device 2, a conveying and cutting device 3 and a discharging device 4, the frame 1 is provided with a take-up and pay-off nitrogen charging device 2 for driving the packaging film to take up and pay off and charge nitrogen, a conveying and cutting device 3 for conveying canned food and hot sealing the canned food with the packaging bag, and a discharging device 4 for assisting discharging.

[0037] The discharging device 4 comprises a mounting assembly 41 for mounting and supporting, two driven pushing assemblies 42 for synchronously assisting discharging with the conveying and cutting device 3, and a receiving groove 43 for receiving materials, the two driven pushing assemblies 42 are mounted on the mounting assembly 41 and symmetrically arranged front and back, the mounting assembly 41 is connected with the conveying and cutting device 3, and the receiving groove 43 is mounted at the right end of the frame 1.

[0038] The driven pushing assembly 42 comprises a first gear 421, a second gear 422, a cam 423, a pulley 424, a push block 425, a spring 426 and a limiting seat 427, the first gear 421 is connected with the conveying and cutting device 3, the second gear 422 is connected with the mounting assembly 41, the first gear 421 and the second gear 422 are engagedly connected, one side of the second gear 422 is fixedly connected with the cam 423 in the same axis, the pulley 424 is located to the right of the cam 423, the pulley 424 is rotatably mounted at the left end of the push block 425, the push block 425 is located inside the limiting seat 427 and is limitingly and slidably connected with the limiting seat 427, the spring 426 is sleeved outside the push block 425, both ends of the spring 426 are fixedly connected with the outer wall of the push block 425 and the inner wall of the limiting seat 427 respectively, the limiting seat 427 is mounted inside the mounting assembly 41, and the moving direction of the push block 425 is towards the discharging falling direction of the canned food.

[0039] The food packaging positioning and cutting device is normally used, the take-up and pay-off nitrogen filling device 2 and the conveying and hot cutting device 3 are started, the take-up and pay-off nitrogen filling device 2 drives the packaging film to be intermittently taken up and paid off, the conveying and hot cutting device 3 drives the canned food to be synchronously intermittently moved, the packaging film and the canned food are attached and filled with nitrogen gas under the action of the take-up and pay-off nitrogen filling device 2, the conveying and hot cutting device 3 cuts and seals the packaging film and the canned food, the first gear 421 is driven to rotate when the conveying and hot cutting device 3 is started, the second gear 422 is driven to rotate by the first gear 421, the cam 423 is driven to rotate by the second gear 422, and one circle of the cam 423 is driven to rotate by one intermittent movement of the conveying and hot cutting device 3; when the protruding end of the cam 423 contacts the pulley 424, the pulley 424 drives the push block 425 to move to the right side to compress the spring 426, the push block 425 moves towards the canned food direction to push the packaged canned food to fall into the inside of the material receiving groove 43 to complete the discharging. The first gear 421 and the second gear 422 are arranged, so that the push block 425 can be driven to assist discharging when the conveying and hot cutting device 3 is operated, energy can be saved, and the canned food can be ensured to fall into the inside of the material receiving groove 43 at a specified position to avoid deviation of the discharging position of part of the canned food.

[0040] In some embodiments, the frame 1 includes a support 11 and two table tops 12, the two table tops 12 are respectively fixedly installed on the top front and rear sides of the support 11, the right end of the support 11 is connected with the material receiving groove 43, the conveying and hot cutting device 3 is connected between the inside of the two table tops 12, the take-up and pay-off nitrogen filling device 2 is installed between the top of the two table tops 12, and the mounting assembly 41 is installed between the right ends of the two table tops 12.

[0041] In some embodiments, the take-up and pay-off nitrogen filling device 2 includes two take-up and pay-off assemblies 21 and a nitrogen filling assembly 22, the two take-up and pay-off assemblies 21 are symmetrically arranged on the top of the table top 12, and the nitrogen filling assembly 22 is connected between the two take-up and pay-off assemblies 21 and the top of the table top 12.

[0042] The take-up and pay-off assembly 21 includes a fixed plate 211, a motor 212, a rotating shaft 213 and a rotating roller 214, the two fixed plates 211 are respectively fixedly installed on the right end of the middle of the top of the rear table top 12, the motor 212 is fixedly installed on the top of the rear end face of the fixed plate 211, the output end of the motor 212 penetrates through the rear of the fixed plate 211 and is fixedly connected with the rear end of the rotating shaft 213, the rotating roller 214 is sleeved outside the rotating shaft 213 and is fixedly connected with the rotating shaft 213, the rear end of the rotating roller 214 is rotatably connected with the fixed plate 211, and the rotating directions of the motors 212 in the two take-up and pay-off assemblies 21 are the same, the left take-up and pay-off assembly 21 is used for paying off, and the right take-up and pay-off assembly 21 is used for taking up.

[0043] The nitrogen filling assembly 22 comprises two side plates 221, a baffle plate 222, two limiting rollers 223, two air nozzles 224 and an auxiliary roller 225. The two side plates 221 are symmetrically arranged and fixedly installed on the top of the two table tops 12. The baffle plate 222 is fixedly installed on the left between the two side plates 221. The two limiting rollers 223 are rotatably installed between the two side plates 221. The limiting roller 223 on the left is higher than the limiting roller 223 on the right. The bottom of the limiting roller 223 on the right forms a gap only for the packaging film to pass between the limiting roller 223 on the right and the conveying and cutting device 3. The two air nozzles 224 are fixedly installed on the two side plates 221 respectively. The air outlet of the air nozzle 224 is located on the inner side. The outer ends of the two air nozzles 224 are used for being communicated with the nitrogen equipment. The auxiliary roller 225 is located on the right of the limiting roller 223 on the right. The front end and the rear end of the auxiliary roller 225 are rotatably connected with two mounting frames 226 respectively. The two mounting frames 226 are fixedly installed on the top of the two table tops 12 respectively. The two mounting frames 226 are located close to the winding and unwinding assembly 21 on the right.

[0044] When the food packaging positioning and cutting device is used normally, the packaging film roll is placed outside the rotating roller 214 on the left. The leading end of the packaging film passes through the bottom side of the two limiting rollers 223 and the bottom side of the auxiliary roller 225 in sequence and is fixedly installed outside the rotating roller 214 on the right. The two motors 212 are started. The motor 212 drives the rotating shaft 213 to rotate intermittently. The rotating shaft 213 drives the rotating roller 214 to rotate so that the packaging film is intermittently wound and unwound. The conveying and cutting device 3 is started to drive the canned food to move. The nitrogen equipment is started. Nitrogen enters the inner side of the side plate 221 and the baffle plate 222 through the air nozzle 224. The air in the canned food is blown away by the nitrogen. At the same time, the packaging film is combined with the opening of the canned food under the action of the limiting roller 223 on the right, and the primary sealing is completed. The conveying and cutting device 3 performs heat sealing and cutting on the packaging film and the canned food. The waste film is wound by the rotating roller 214 on the right through the auxiliary roller 225. Through the cooperation of the side plate 221, the baffle plate 222 and the air nozzle 224, the canned food is filled with nitrogen before being sealed, which increases the storage time after sealing and improves the product quality.

[0045] In some embodiments, the conveying heat cutting device 3 comprises a chain conveyor 31, a mounting plate 32, a heat sealer 33 and two visual positioning cameras 34, the chain conveyor 31 comprises two chain wheel and chain components arranged front and back and two fixed plates, the chain wheels of the two chain wheel and chain components are respectively rotatably installed on the inner sides of the two fixed plates, the two fixed plates in the chain conveyor 31 are respectively fixedly installed on the two table tops 12, the front two chain wheels and the rear two chain wheels of the chain conveyor 31 are fixedly connected through connecting shafts, a plurality of mounting plates 32 are fixedly installed between the front and rear chains in the chain conveyor 31, the mounting plate 32 is internally provided with two through holes matched with the canned food for placing the canned food, the through hole size is matched with the canned food for containing the canned food, the heat sealer 33 is fixedly installed between the top portions of the two table tops 12, the heat sealer 33 is located between the right limiting roller 223 and the auxiliary roller 225, the heat cutting knife of the heat sealer 33 is matched with the mounting plate 32, and the two visual positioning cameras 34 are respectively fixedly installed on the two side walls on the inner side of the heat sealer 33, and the visual positioning cameras 34 face the canned food.

[0046] The mounting assembly 41 comprises a connecting plate 411 and two groups of mounting clamping plates 412, and the two groups of mounting clamping plates 412 are respectively matched with two driven pushing assemblies 42. Each group of mounting clamping plates 412 is composed of two mounting clamping plates 412. The front and rear sides of the connecting plate 411 are respectively fixedly installed on the inner sides of the two fixed plates in the chain conveyor 31. The left ends of the plurality of mounting clamping plates 412 are fixedly installed on the right end of the connecting plate 411. The first gear 421 is fixedly installed on the outer side of the connecting shaft in the right of the chain conveyor 31. The second gear 422 is rotatably installed between the two mounting clamping plates 412 of the same group. The limiting seat 427 is fixedly installed between the two mounting clamping plates 412 of the same group.

[0047] Among them, the receiving groove 43 is fixedly installed on the right end of the support 11, and the inner side of the receiving groove 43 is inclined to match the canned food.

[0048] When the food packaging positioning and cutting equipment is normally used, the canned food is placed in the through hole in the mounting plate 32, the chain conveyor 31 is started, the chain conveyor 31 drives the intermittent movement of the mounting plate 32, when the visual positioning camera 34 recognizes the middle part of the mounting plate 32, the chain conveyor 31 stops running, and the precise positioning is completed; the heat sealer 33 is started, the heat cutting knife of the heat sealer 33 is pressed down to heat seal and cut the packaging film and the canned food, the chain conveyor 31 continues to run, the chain conveyor 31 drives the canned food after sealing to move to the rightmost side, at the same time, the end of the push block 425 drives the canned food to separate from the mounting plate 32 and falls into the receiving groove 43 on the inner side to complete the discharging. The setting of the visual positioning camera 34 ensures the accuracy of the intermittent stop, ensures that the mounting plate 32 is located directly below when the heat sealer 33 is pressed down and runs, and improves the packaging effect.

[0049] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features therein can be replaced by equivalents; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A food packaging positioning and sealing device, comprising a frame (1), characterized in that: It also includes a winding and unwinding nitrogen filling device (2), a conveying and hot-cutting device (3) and a feeding device (4). The frame (1) is equipped with a winding and unwinding nitrogen filling device (2) for driving the packaging film to wind and unwind and filling with nitrogen, a conveying and hot-cutting device (3) for conveying canned food and heat-sealing the canned food with the packaging bag, and a feeding device (4) for assisting feeding. The feeding device (4) includes a mounting assembly (41) for mounting support, two driven pushing assemblies (42) for synchronously assisting feeding with the conveying hot cutting device (3), and a receiving groove (43) for receiving materials. The two driven pushing assemblies (42) are mounted on the mounting assembly (41) and arranged symmetrically front and back. The mounting assembly (41) is connected to the conveying hot cutting device (3), and the receiving groove (43) is installed at the right end of the frame (1). The driven pusher assembly (42) includes a first gear (421), a second gear (422), a cam (423), a pulley (424), a pusher block (425), a spring (426), and a limiting seat (427). The first gear (421) is connected to the conveying and hot-cutting device (3), and the second gear (422) is connected to the mounting assembly (41). The first gear (421) and the second gear (422) are meshed together. One side of the second gear (422) is coaxially fixedly connected to the cam (423). The pulley (424) Located to the right of the cam (423), the pulley (424) is rotatably mounted on the left end of the push block (425). The push block (425) is located inside the limiting seat (427) and is slidably connected to the limiting seat (427). The spring (426) is sleeved on the outside of the push block (425). The two ends of the spring (426) are fixedly connected to the outer wall of the push block (425) and the inner wall of the limiting seat (427) respectively. The limiting seat (427) is installed inside the mounting assembly (41). The moving direction of the push block (425) is towards the direction of the canned food being fed and dropped.

2. The food packaging positioning and sealing equipment according to claim 1, characterized in that, The frame (1) includes a support (11) and two platforms (12). The two platforms (12) are fixedly installed on the front and rear sides of the top of the support (11). The right end of the support (11) is connected to the receiving groove (43). A conveying and hot cutting device (3) is connected between the inner sides of the two platforms (12). A winding and unwinding nitrogen filling device (2) is installed between the tops of the two platforms (12). An installation assembly (41) is installed between the right ends of the two platforms (12).

3. The food packaging positioning and sealing equipment according to claim 2, characterized in that, The winding and unwinding nitrogen filling device (2) includes two winding and unwinding assemblies (21) and a nitrogen filling assembly (22). The two winding and unwinding assemblies (21) are symmetrically arranged on the top of the table (12), and the nitrogen filling assembly (22) is located between the two winding and unwinding assemblies (21) and connected to the top of the table (12).

4. The food packaging positioning and sealing equipment according to claim 3, characterized in that, The take-up and unwind assembly (21) includes a fixed plate (211), a motor (212), a rotating shaft (213), and a rotating roller (214). The two fixed plates (211) are respectively fixedly installed on the right end of the middle of the top of the platform (12) at the rear. The motor (212) is fixedly installed on the top of the rear end face of the fixed plate (211). The output end of the motor (212) rotates through the fixed plate (211) and is fixedly connected to the rear end of the rotating shaft (213). The rotating roller (214) is sleeved on the outside of the rotating shaft (213) and is fixedly connected to the rotating shaft (213). The rear end of the rotating roller (214) is rotatably connected to the fixed plate (211). The motors (212) in the two take-up and unwind assemblies (21) rotate in the same direction. The left take-up and unwind assembly (21) is used for unwinding, and the right take-up and unwind assembly (21) is used for winding.

5. The food packaging positioning and sealing equipment according to claim 3, characterized in that, The nitrogen filling assembly (22) includes two side plates (221), a baffle (222), two limiting rollers (223), two air nozzles (224), and an auxiliary roller (225). The two side plates (221) are symmetrically arranged and fixedly installed on the top of the two platforms (12). The baffle (222) is fixedly installed on the left side between the two side plates (221). The two limiting rollers (223) are rotatably installed between the two side plates (221). The height of the left limiting roller (223) is higher than that of the right limiting roller (223). The bottom of the right limiting roller (223) is connected to the conveying heat cutting device (3). A gap is formed between the two sides for the packaging film to pass through. Two nozzles (224) are fixedly installed on the two side plates (221). The outlet of the nozzle (224) is located on the inside. The outer ends of the two nozzles (224) are used to communicate with the nitrogen equipment. The auxiliary roller (225) is located to the right of the right limit roller (223). The front and rear ends of the auxiliary roller (225) are rotatably connected to the two mounting brackets (226). The two mounting brackets (226) are fixedly installed on the top of the two tables (12). The two mounting brackets (226) are located near the right-side winding and unwinding assembly (21).

6. The food packaging positioning and sealing equipment according to claim 2, characterized in that, The conveying and hot-cutting device (3) includes a chain conveyor (31), a mounting plate (32), a heat sealer (33), and two visual positioning cameras (34). The chain conveyor (31) includes two sprocket and chain components arranged at the front and rear, and two fixed plates. The sprockets of the two sprocket and chain components are respectively rotatably mounted on the inner side of the two fixed plates. The two fixed plates in the chain conveyor (31) are respectively fixedly mounted on two platforms (12). The two sprockets on the front side and the two sprockets on the rear side of the chain conveyor (31) are fixedly connected by connecting shafts. Multiple mounting plates (32) are fixedly installed between the front and rear chains in 31). The mounting plates (32) have two through holes for placing canned food. The heat sealer (33) is fixedly installed between the tops of the two tables (12). The heat sealer (33) is located between the right limit roller (223) and the auxiliary roller (225). The hot cutter of the heat sealer (33) is set in conjunction with the mounting plate (32). Two visual positioning cameras (34) are fixedly installed on the two side walls inside the heat sealer (33). The visual positioning cameras (34) face the direction of the canned food.

7. The food packaging positioning and sealing equipment according to claim 6, characterized in that, The mounting assembly (41) includes a connecting plate (411) and two sets of mounting clamps (412). The two sets of mounting clamps (412) are used in conjunction with two driven pusher assemblies (42). Each set of mounting clamps (412) consists of two mounting clamps (412). The front and rear sides of the connecting plate (411) are fixedly mounted on the inner sides of two fixed plates in the chain conveyor (31). The left ends of multiple mounting clamps (412) are fixedly mounted on the right end of the connecting plate (411). The first gear (421) is fixedly mounted on the outside of the connecting shaft on the right side in the chain conveyor (31). The second gear (422) is rotatably mounted between the two mounting clamps (412) in the same set. The limiting seat (427) is fixedly mounted between the two mounting clamps (412) in the same set.

8. The food packaging positioning and sealing equipment according to claim 2, characterized in that, The receiving trough (43) is fixedly installed on the right end of the bracket (11), and the inner side of the receiving trough (43) is inclined to cooperate with the feeding of canned food.

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