Bag feeding type food packaging machine

Abstract

The utility model relates to the technical field of packaging machines, and discloses a bag feeding type food packaging machine which comprises a main machine body, and the top of the main machine body is provided with a station rotating disc device capable of rotating in a stepping mode. A bag supply device, a bag clamping device, a bag opening device, a bag opening device, a blanking device and a sealing device which can be matched with the station turntable device are arranged on the outer side of the station turntable device in a surrounding manner, an upper rack is arranged at the top of the main machine body, a weighing and distributing device is mounted on the upper rack, and a supply elevator is arranged on one side of the weighing and distributing device; the bag supplying device comprises a bag supporting device, a limiting device and a bag lifting device, the bag supporting device comprises an electric telescopic rod fixed in the main machine body, the output end of the electric telescopic rod is connected with a horizontally-arranged connecting base, the top of the connecting base is connected with a vertically-upward supporting rod, and a supporting plate base is fixed to the end of the supporting rod; and a supporting plate for placing a packaging bag is arranged at the top of the supporting plate seat. According to the bag supply mode, space is saved, and smooth and stable bag supply is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging machines, in particular to a bag - feeding type food packaging machine. Background Technique

[0002] With the development of society, people's living standards have been continuously improved. Under the environment of gradually accelerating living rhythm and increasing living pressure, people have gradually paid attention to the quality of daily life, especially in the food field. As instant food products, frozen foods have also begun to be loved by people, and the requirements for the production efficiency and product quality of frozen foods have been greatly improved.

[0003] Frozen foods are usually packaged by bag - feeding type food packaging machines. The existing bag - feeding packaging machines generally adopt the method of supplying bags downward. The method of supplying bags downward requires a large space to accommodate the bag library and the bag - supplying device, and it is easy to cause the packaging bags to stick to each other, and it is difficult to take out multiple packaging bags at one time. The utility model provides a bag - feeding type food packaging machine, which saves space and ensures the smooth and stable bag supply. Content of the Utility Model

[0004] In view of this, the purpose of the utility model is to provide a bag - feeding type food packaging machine to solve the problems raised in the above - mentioned background technique.

[0005] To achieve the above object, the utility model adopts the following technical solution: A bag - feeding type food packaging machine, including a main body. A step - rotatable station turntable device is arranged on the top of the main body. A bag - supplying device, a bag - clamping device, a bag - opening device, a bag - stretching device, a blanking device and a sealing device which can cooperate with it are arranged around the outside of the station turntable device. An upper frame is arranged on the top of the main body, and a weighing and distributing device is installed on the upper frame. A feeding elevator is arranged on one side of the weighing and distributing device; The bag - supplying device includes a bag - supporting device, a limiting device and a bag - lifting device. The bag - supporting device includes an electric telescopic rod fixed inside the main body. The output end of the electric telescopic rod is connected with a horizontally arranged connecting seat. The top of the connecting seat is connected with a vertically upward support rod. The end of the support rod passes through the surface of the main body and is fixed with a tray seat. A tray for placing packaging bags is arranged on the top of the tray seat; The limiting device includes two vertically and spaced fixed plates fixed on the top surface of the main body. Two parallel guide rods are arranged at the front and rear ends of the two fixed plates. A bidirectional threaded rod rotatably connected with the fixed plates is arranged between the two guide rods. One end of the bidirectional threaded rod is connected with a handwheel. Two bases are respectively threadedly connected on both sides of the bidirectional threaded rod. The guide rods penetrate through the bases. A side limiting plate is fixed on the top of the base; The two side limiting plates are symmetrically arranged on both sides of the tray; The bag - lifting device includes a telescopic device fixed on the main frame. The top of the telescopic device is fixed with a vertically arranged connecting plate. The connecting plate is connected with a turning block. The top surface of the turning block is connected with a sucker mounting seat. A plurality of vacuum suckers are arranged on the sucker mounting seat.

[0006] Further, an upper fixing seat and a lower fixing seat are fixedly arranged at intervals up and down on the main body. A slide rail is connected between the upper fixing seat and the lower fixing seat. The slide rail is slidably connected with a slider. A lower clamping block is fixed on one side of the slider. The lower clamping block is installed on the support rod.

[0007] Further, an upper clamping block is arranged on one side of the upper fixing seat. The support rod penetrates through the upper clamping block.

[0008] Further, the limiting device includes a rear limiting plate located at the rear side of the tray.

[0009] Further, the limiting device further includes a fixing block. The fixing block is located at the front side of the tray. An adjusting plate is arranged on the fixing block. A strip - shaped hole is arranged on the adjusting plate. The adjusting plate is connected with the fixing block through a bolt passing through the strip - shaped hole. A front limiting rod is fixed on the top of the rear side of the adjusting plate.

[0010] Further, a strip - shaped hole is arranged on the top of the side limiting plate. A pressing plate with an L - shaped longitudinal section is locked through a bolt passing through the strip - shaped hole.

[0011] Beneficial effects

[0012] Compared with the prior art, the utility model has at least the following advantages:

[0013] The structure of the utility model is relatively reasonable and does not occupy much space. The bag supply method is upward bag supply. The distance between the support plate and the pressing plate is adjustable, which can ensure the pressure on the packaging bag, neither too tight nor too loose, avoiding the phenomenon of sucking multiple packaging bags at one time and ensuring the bag supply efficiency. The cooperation of the side limit plate, the rear limit plate and the front limit rod ensures the neatness of the stacked packaging bags, prevents the packaging bags from shifting, and improves the stability of bag supply. The uniformly distributed vacuum suction cups can move vertically up and down, stick tightly to the packaging bag, and suck the topmost packaging bag through vacuum to lift the bag, with smooth, stable and efficient actions. Brief description of the drawings

[0014] Figure 1 It is a schematic structural diagram of the utility model.

[0015] Figure 2 It is a schematic structural diagram of the bag supply device and the bag clamping device of the utility model.

[0016] Figure 3 It is a partial schematic structural diagram of the bag supply device of the present utility model.

[0017] Figure 4 is Figure 3 the front view structural diagram of.

[0018] Figure 5 is Figure 3 the top view structural diagram of.

[0019] Figure 6 It is a schematic structural diagram of a way of the front limit rod of the utility model.

[0020] 16 - Labels in the figure: 1 - Bag supply elevator; 2 - Upper support; 3 - Weighing and feeding device; 4 - Main frame; 5 - Bag supply device; 6 - Bag clamping device; 7 - Bag opening device; 8 - Bag supporting device; 9 - Station turntable device; 10 - Sealing device; 11 - Steering block; 12 - Connecting plate; 13 - Packaging bag; 14 - Side limit plate; 15 - Pressure plate; 16 - Suction cup mounting seat; 160 - Vacuum suction cup; 17 - Fixed block; 18 - Adjusting plate; 19 - Spacer block; 20 - Front limit rod; 200 - Slide groove; 21 - Support plate; 22 - Fixed plate; 23 - Guide rod; 24 - Bidirectional threaded rod; 25 - Support rod; 26 - Electric telescopic rod; 27 - Connecting seat; 28 - Upper clamping block; 29 - Lower clamping block; 30 - Slide block; 31 - Lower fixed seat; 32 - Slide rail; 33 - Upper fixed seat; 34 - Base; 35 - Rear limit plate; 36 - Handwheel; 37 - Support plate seat; 38 - Feeding device; 39 - Movable block; 390 - Protrusion; 40 - Rear side plate; 41 - Locking bolt. Detailed implementation manners

[0021] To make the objectives, technical solutions and advantages of the present utility model clearer, the following provides a detailed description in conjunction with the accompanying drawings and specific implementation manners. Many specific details are set forth in the following description to facilitate a full understanding of the present utility model. However, the present utility model can be implemented in many other ways different from those described herein. Those skilled in the art can make similar improvements without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementations disclosed below.

[0022] It should be noted that when an element is referred to as being "fixedly provided on" another element, it can be directly on the other element or there may also be an intermediate element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration and do not represent the only implementation manners.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field to which the present utility model belongs. The terms used herein in the specification of the present utility model are only for the purpose of describing specific embodiments and are not intended to limit the present utility model. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0024] See Figures 1-6A bag-feeding food packaging machine comprises a main body 4, a station turntable device 9 which can be rotated in a stepping manner is arranged on the top of the main body 4, and a bag supply device 5, a bag clamping device 6, a bag opening device 7, a bag holding device 8, a material dropping device 38 and a sealing device 10 which can cooperate with the station turntable device 9 are arranged around the outside of the station turntable device 9. An upper frame 2 is arranged on the top of the main body 4, and the upper frame 2 is located above the aforementioned devices, and a weighing and distributing device 3 is installed on the upper frame, and a feeding elevator 1 is arranged on one side of the weighing and distributing device 3. In implementation, the feeding elevator 1 conveys materials to the weighing and distributing device 3, and the materials output by the weighing and distributing device 3 enter the material dropping device 38. A driving mechanism for driving each device is arranged inside the body 1, and a switch control device is also arranged on the body 1.

[0025] The station turntable device 9 includes a rotating disk, on which are disposed six bag clamping assemblies, which are disposed around the rotating disk. Each bag clamping assembly includes two clamping pieces disposed symmetrically on the left and right, which can rotate toward each other to close or open, thereby clamping and releasing the packaging bag.

[0026] The bag opening device 7 has two suction cup structures in relative positions and can move away from or close to each other, so as to open the opening at the upper end of the packaging bag. The bag opening device 7 is placed on the movement track of the packaging bag.

[0027] The bag-stretching device 8 is fixed on the top of the rotating disk of the station turntable device 9, and is used to connect between the bag-opening device 7 and the blanking device 38, keep the bag mouth of the packaging bag open, and realize reciprocating swing on the station turntable device 9. After the bag-opening device 7 opens the packaging bag, the bag-stretching device 8 stretches the packaging bag and keeps the stretching action. As the station turntable device 9 rotates, it enters the bottom of the blanking device 38 to wait for the blanking. After the blanking is completed, it returns to the initial position and waits for the next packaging bag opened by the bag-opening device 7 to stretch the bag. The bag-stretching device 8 includes a pair of left-right symmetrical stretching parts, the tops of the two stretching parts are spaced apart from each other, and the bottoms of the two stretching parts are in contact with each other. The bottoms of the two stretching parts can be moved away from or close to each other, so that the bag mouth of the packaging bag can be stretched open.

[0028] The bag supply device 5 includes a bag supporting device, a limiting device, and a bag lifting device. The bag supporting device includes an electric telescopic rod 26 fixed inside the main body 4. The output end of the electric telescopic rod 26 is connected to a horizontally arranged connecting seat 27. The top of the connecting seat 27 is connected to a vertically upward support rod 25. The end of the support rod 25 penetrates upward through the surface of the main body 4 and is fixed with a tray seat 37. The tray seat 37 is located above the main body 4. A tray 21 for placing packaging bags is arranged on the top of the tray seat 37. An upper fixing seat 33 and a lower fixing seat 31 are fixedly arranged at intervals up and down inside the main body 4. A slide rail 32 is connected between the upper fixing seat 33 and the lower fixing seat 31. The slide rail 32 is slidably connected with a slider 30. One side of the slider 30 is fixed with an L-shaped lower clamping block 29. The lower clamping block 29 is installed on the support rod 25. An upper clamping block 28 is arranged on one side of the upper fixing seat 33. The support rod 25 penetrates through the upper clamping block 28.

[0029] The limiting device includes two vertically and spaced fixed plates 22 fixed on the top surface of the main body 4. Two parallel guide rods 23 are arranged at the front and rear ends of the two fixed plates 22. A bidirectional threaded rod 24 rotatably connected to the fixed plates 22 is arranged between the two guide rods 23. One end of the bidirectional threaded rod 24 is connected to a handwheel 36. Two bases 34 are respectively threadedly connected to both sides of the bidirectional threaded rod 24. The guide rods 23 horizontally penetrate through the bases 34. A side limiting plate 14 is fixed on the top of the base 34. The two side limiting plates 14 are symmetrically arranged on both sides of the tray 21. A strip hole is arranged on the top of the side limiting plate 14. A bolt locks a pressing plate 15 with an L-shaped longitudinal section through the strip hole to press the packaging bag on the tray 21. In this embodiment, the handwheel is a handwheel with braking performance. By rotating the handwheel, the two side limiting plates 14 can approach or move away from each other according to the width of the packaging bag, so that the pressing plate 15 presses the two side edges of the packaging bag.

[0030] The electric telescopic rod 26 is convenient for adjusting the distance between the tray and the pressing plate, so as to make the distance adapt to the packaging bag 13 placed therein, and avoid the situation that the downward pressure of the pressing plate on the packaging bag is too large or too loose, affecting the bag lifting efficiency. The mutual cooperation of the slider 30 and the slide rail 32 enables the tray 21 to move up and down in the vertical direction under the guiding action of the slide rail 32.

[0031] The limiting device further includes a rear limiting plate 35 located at the rear side of the tray 21. A strip hole is arranged at the bottom of the rear limiting plate 35. The rear limiting plate 35 is locked on the main body 4 by a bolt passing through the strip hole. The front and rear displacement of the rear limiting plate 35 can be adjusted along the strip hole.

[0032] The limiting device also includes a fixing block 17 fixed to the top of the main body 4, and a threaded hole is provided on the top of the fixing block 17. The fixing block 17 is located at the front side of the support plate 21, and an adjustment plate 18 is provided on the fixing block 17, and a strip hole is provided on the adjustment plate 18. The adjustment plate 18 is connected to the fixing block 17 by bolts passing through the strip hole, and a front limiting rod 20 is fixed to the top of the rear side of the adjusting plate 18. The rear limiting plate 35 and the front limiting rod can be adjusted according to the different lengths of different packaging bags 13, so that the opening side of the packaging bag 13 is always aligned with the rear limiting plate 35. The adjustable function of the rear limiting plate, the side limiting plate and the front limiting rod improves the flexibility of the device.

[0033] In view of the limited contact area between a single front limit rod 20 and the packaging bag, preferably, a slide groove 200 is provided on both sides of the front limit rod 20, and a movable block 39 is sleeved on the front limit rod 20. A protrusion 390 adapted to slide and connect with the slide groove 200 is provided on the inner side of the perforation of the movable block 39, and the protrusion 390 can move up and down along the slide groove 200. The movable block 39 is provided with a front side plate 40 facing the packaging bag, and the front side plate 40 is in a vertical state and parallel to the rear limit plate 35. The front side of the front limit rod 20 is provided with a plurality of fixed threaded holes along its length, and a locking hole is provided on the front side of the movable block 39; the front limit rod 20 and the movable block 39 are connected by a locking bolt passing through the locking hole and the fixed threaded hole. The height of the front side plate 40 is adjustable according to the sliding connection between the protrusion and the slide groove, and the connection between the locking bolt and the fixed threaded holes at different positions, thereby improving the flexibility of the device.

[0034] The bag lifting device includes a telescopic device fixed on the main frame 4, and the telescopic device is a pneumatic telescopic rod. A vertically arranged connecting plate 12 is fixed on the top of the telescopic device, and the connecting plate 12 is connected to the side of the steering block 11. The top surface of the steering block 11 is connected to a suction cup mounting seat 16 of a T-shaped structure, and a plurality of evenly distributed vacuum suction cups 160 are arranged on the suction cup mounting seat 16. When the telescopic device is working, it can drive the vacuum suction cup 160 to move up and down, realize vacuum adsorption of the topmost packaging bag, and realize the function of lifting the bag upward. The packaging bag extracted by the bag lifting device is clamped by the bag clamping device.

[0035] The driving mechanism includes a motor and a cylinder. The motor is connected to the rotating shafts of each device through a transmission member. The cylinder is connected to an external air compression device and is connected to the pneumatic components of the bag supply device and the bag opening device through a pipe.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A bag-feeding food packaging machine, characterized in that: The bag lift device comprises a main body, the top of which is provided with a workstation turntable device which can be rotated in steps, and the outer side of the workstation turntable device is surrounded by a bag supplying device, a bag clamping device, a bag opening device, a bag supporting device, a material dropping device and a sealing device which can cooperate with the workstation turntable device, the top of the main body is provided with an upper frame, the upper frame is equipped with a weighing and material dividing device, and a feeding elevator is provided on one side of the weighing and material dividing device; the bag supplying device comprises a bag holding device, a limiting device and a bag lifting device, and the bag holding device comprises an electric telescopic rod fixed to the inside of the main body, the output end of the electric telescopic rod is connected to a horizontally arranged connecting seat, the top of the connecting seat is connected to a vertically upward supporting rod, the end of the supporting rod passes through the surface of the main body and is fixed with a supporting plate seat, and the top of the supporting plate seat is provided with a The lifting of the ...

2. A bag-feeding food packaging machine according to claim 1, characterized in that: The main body is fixedly provided with an upper fixing seat and a lower fixing seat at intervals above and below, a slide rail is connected between the upper fixing seat and the lower fixing seat, the slide rail is slidably connected with a slider, a lower clamping block is fixed on one side of the slider, and the lower clamping block is installed on the support rod.

3. The bag-feeding food packaging machine according to claim 2, characterized in that: An upper clamping block is arranged on one side of the upper fixing seat, and the support rod passes through the upper clamping block.

4. The bag-feeding food packaging machine according to claim 1, characterized in that: The limiting device comprises a rear limiting plate located at the rear side of the supporting plate.

5. A bag-feeding food packaging machine according to claim 1 or 4, characterized in that: The limiting device also includes a fixed block, which is located on the front side of the support plate. An adjustment plate is provided on the fixed block, and a strip hole is provided on the adjustment plate. The adjustment plate is connected to the fixed block by bolts passing through the strip hole, and a front limiting rod is fixed to the top of the rear side of the adjustment plate.

6. The bag-feeding food packaging machine according to claim 1, characterized in that: A strip hole is arranged on the top of the side limit plate, and a pressure plate with an L-shaped longitudinal cross section is locked by passing a bolt through the strip hole.

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